xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 1b439f01b67c77a374adbbd97ad0c745b7abb09b)
1a61127c2SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2103a8feaSLen Brown /*
3103a8feaSLen Brown  * turbostat -- show CPU frequency and C-state residency
434041551SLen Brown  * on modern Intel and AMD processors.
5103a8feaSLen Brown  *
6144b44b1SLen Brown  * Copyright (c) 2013 Intel Corporation.
7103a8feaSLen Brown  * Len Brown <len.brown@intel.com>
8103a8feaSLen Brown  */
9103a8feaSLen Brown 
1088c3281fSLen Brown #define _GNU_SOURCE
11b731f311SJosh Triplett #include MSRHEADER
12869ce69eSLen Brown #include INTEL_FAMILY_HEADER
1395aebc44SJosh Triplett #include <stdarg.h>
14103a8feaSLen Brown #include <stdio.h>
15b2c95d90SJosh Triplett #include <err.h>
16103a8feaSLen Brown #include <unistd.h>
17103a8feaSLen Brown #include <sys/types.h>
18103a8feaSLen Brown #include <sys/wait.h>
19103a8feaSLen Brown #include <sys/stat.h>
20b9ad8ee0SLen Brown #include <sys/select.h>
21103a8feaSLen Brown #include <sys/resource.h>
22103a8feaSLen Brown #include <fcntl.h>
23103a8feaSLen Brown #include <signal.h>
24103a8feaSLen Brown #include <sys/time.h>
25103a8feaSLen Brown #include <stdlib.h>
26d8af6f5fSLen Brown #include <getopt.h>
27103a8feaSLen Brown #include <dirent.h>
28103a8feaSLen Brown #include <string.h>
29103a8feaSLen Brown #include <ctype.h>
3088c3281fSLen Brown #include <sched.h>
312a0609c0SLen Brown #include <time.h>
322b92865eSJosh Triplett #include <cpuid.h>
33fcaa681cSLen Brown #include <sys/capability.h>
3498481e79SLen Brown #include <errno.h>
359392bd98SCalvin Walton #include <math.h>
362af4f9b8SLen Brown #include <linux/perf_event.h>
372af4f9b8SLen Brown #include <asm/unistd.h>
387ab5ff49SZhang Rui #include <stdbool.h>
39103a8feaSLen Brown 
40103a8feaSLen Brown char *proc_stat = "/proc/stat";
41b7d8c148SLen Brown FILE *outf;
4236229897SLen Brown int *fd_percpu;
432af4f9b8SLen Brown int *fd_instr_count_percpu;
44b9ad8ee0SLen Brown struct timeval interval_tv = { 5, 0 };
4547936f94SArtem Bityutskiy struct timespec interval_ts = { 5, 0 };
46e9d3092fSZhang Rui 
47e9d3092fSZhang Rui /* Save original CPU model */
48e9d3092fSZhang Rui unsigned int model_orig;
49e9d3092fSZhang Rui 
50023fe0acSChen Yu unsigned int num_iterations;
51d8af6f5fSLen Brown unsigned int debug;
5296e47158SLen Brown unsigned int quiet;
533f44a5c6SLen Brown unsigned int shown;
540de6c0dfSLen Brown unsigned int sums_need_wide_columns;
55d8af6f5fSLen Brown unsigned int rapl_joules;
56d8af6f5fSLen Brown unsigned int summary_only;
57c8ade361SLen Brown unsigned int list_header_only;
58d8af6f5fSLen Brown unsigned int dump_only;
59103a8feaSLen Brown unsigned int do_snb_cstates;
60fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
61144b44b1SLen Brown unsigned int do_slm_cstates;
62144b44b1SLen Brown unsigned int use_c1_residency_msr;
63103a8feaSLen Brown unsigned int has_aperf;
64889facbeSLen Brown unsigned int has_epb;
655a63426eSLen Brown unsigned int do_irtl_snb;
665a63426eSLen Brown unsigned int do_irtl_hsw;
67fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
68103a8feaSLen Brown unsigned int genuine_intel;
6934041551SLen Brown unsigned int authentic_amd;
70c1c10cc7SPu Wen unsigned int hygon_genuine;
7134041551SLen Brown unsigned int max_level, max_extended_level;
72103a8feaSLen Brown unsigned int has_invariant_tsc;
73d7899447SLen Brown unsigned int do_nhm_platform_info;
74cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
75b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
76103a8feaSLen Brown double bclk;
77a2b7b749SLen Brown double base_hz;
7821ed5574SLen Brown unsigned int has_base_hz;
79a2b7b749SLen Brown double tsc_tweak = 1.0;
80c98d5d94SLen Brown unsigned int show_pkg_only;
81c98d5d94SLen Brown unsigned int show_core_only;
82c98d5d94SLen Brown char *output_buffer, *outp;
83889facbeSLen Brown unsigned int do_rapl;
84889facbeSLen Brown unsigned int do_dts;
85889facbeSLen Brown unsigned int do_ptm;
862af4f9b8SLen Brown unsigned int do_ipc;
87fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms;
88be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us;
89be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us;
9027d47356SLen Brown unsigned int gfx_cur_mhz;
91b4b91569SRafael Antognolli unsigned int gfx_act_mhz;
9255279aefSZhang Rui unsigned int tj_max;
9355279aefSZhang Rui unsigned int tj_max_override;
940b9a0b9bSZhang Rui int tcc_offset_bits;
9540ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
9640ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
97889facbeSLen Brown double rapl_joule_counter_range;
983a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
99ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion;
100aeb01e6dSChen Yu unsigned int dis_cstate_prewake;
1013a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
1023a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
1038a5bdf41SLen Brown unsigned int crystal_hz;
1048a5bdf41SLen Brown unsigned long long tsc_hz;
1057ce7d5deSPrarit Bhargava int base_cpu;
10621ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
1077f5c258eSLen Brown unsigned int has_hwp;		/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
1087f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
1097f5c258eSLen Brown unsigned int has_hwp_notify;	/* IA32_HWP_INTERRUPT */
1107f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1117f5c258eSLen Brown unsigned int has_hwp_epp;	/* IA32_HWP_REQUEST[bits 31:24] */
1127f5c258eSLen Brown unsigned int has_hwp_pkg;	/* IA32_HWP_REQUEST_PKG */
11333148d67SLen Brown unsigned int has_misc_feature_control;
1144c2122d4SLen Brown unsigned int first_counter_read = 1;
115c026c236SArtem Bityutskiy int ignore_stdin;
116889facbeSLen Brown 
117889facbeSLen Brown #define RAPL_PKG		(1 << 0)
118e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
119e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
120e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
121e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
122e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
123e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
124e6f9bb3cSLen Brown 
125889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
126e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
127e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
128e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
129e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1300b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1310b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
132e6f9bb3cSLen Brown 
1339148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
134e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1350b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
136e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
137e6f9bb3cSLen Brown 
1380b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
139e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
140e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
141e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1429148494cSJacob Pan 
1439148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1449148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1459392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY	(1 << 10)
1469392bd98SCalvin Walton 					/* Indicates cores energy collection is per-core,
1479392bd98SCalvin Walton 					 * not per-package. */
1489392bd98SCalvin Walton #define RAPL_AMD_F17H		(1 << 11)
1499392bd98SCalvin Walton 					/* 0xc0010299 MSR_RAPL_PWR_UNIT */
1509392bd98SCalvin Walton 					/* 0xc001029a MSR_CORE_ENERGY_STAT */
1519392bd98SCalvin Walton 					/* 0xc001029b MSR_PKG_ENERGY_STAT */
1529148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
153889facbeSLen Brown #define	TJMAX_DEFAULT	100
154889facbeSLen Brown 
1559392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */
1569392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT	0xc0010299
1579392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT	0xc001029a
1589392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT	0xc001029b
1599392bd98SCalvin Walton 
160889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
161103a8feaSLen Brown 
162388e9c81SLen Brown /*
163388e9c81SLen Brown  * buffer size used by sscanf() for added column names
164388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
165388e9c81SLen Brown  */
166388e9c81SLen Brown #define	NAME_BYTES 20
167495c7654SLen Brown #define PATH_BYTES 128
168388e9c81SLen Brown 
169103a8feaSLen Brown int backwards_count;
170103a8feaSLen Brown char *progname;
171103a8feaSLen Brown 
1721ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS	1024	/* need to use before probe... */
1731ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset;
1741ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size;
1750748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8
1760748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24
1770e2d8f05SLen Brown #define BITMASK_SIZE 32
178c98d5d94SLen Brown 
179c98d5d94SLen Brown struct thread_data {
180f4fdf2b4SLen Brown 	struct timeval tv_begin;
181f4fdf2b4SLen Brown 	struct timeval tv_end;
182d4794f25SYazen Ghannam 	struct timeval tv_delta;
183c98d5d94SLen Brown 	unsigned long long tsc;
184c98d5d94SLen Brown 	unsigned long long aperf;
185c98d5d94SLen Brown 	unsigned long long mperf;
186144b44b1SLen Brown 	unsigned long long c1;
1872af4f9b8SLen Brown 	unsigned long long instr_count;
1880de6c0dfSLen Brown 	unsigned long long irq_count;
1891ed51011SLen Brown 	unsigned int smi_count;
190c98d5d94SLen Brown 	unsigned int cpu_id;
1914c2122d4SLen Brown 	unsigned int apic_id;
1924c2122d4SLen Brown 	unsigned int x2apic_id;
193c98d5d94SLen Brown 	unsigned int flags;
1947ab5ff49SZhang Rui 	bool is_atom;
195c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
196c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
1970748eaf0SLen Brown 	unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
198c98d5d94SLen Brown } *thread_even, *thread_odd;
199c98d5d94SLen Brown 
200c98d5d94SLen Brown struct core_data {
201c98d5d94SLen Brown 	unsigned long long c3;
202c98d5d94SLen Brown 	unsigned long long c6;
203c98d5d94SLen Brown 	unsigned long long c7;
2040539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
205889facbeSLen Brown 	unsigned int core_temp_c;
2069392bd98SCalvin Walton 	unsigned int core_energy;	/* MSR_CORE_ENERGY_STAT */
207c98d5d94SLen Brown 	unsigned int core_id;
208678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
209c98d5d94SLen Brown } *core_even, *core_odd;
210c98d5d94SLen Brown 
211c98d5d94SLen Brown struct pkg_data {
212c98d5d94SLen Brown 	unsigned long long pc2;
213c98d5d94SLen Brown 	unsigned long long pc3;
214c98d5d94SLen Brown 	unsigned long long pc6;
215c98d5d94SLen Brown 	unsigned long long pc7;
216ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
217ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
218ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
219be0e54c4SLen Brown 	unsigned long long cpu_lpi;
220be0e54c4SLen Brown 	unsigned long long sys_lpi;
2210b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
2220b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
2230b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
2240b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
2259185e988SLen Brown 	long long gfx_rc6_ms;
22627d47356SLen Brown 	unsigned int gfx_mhz;
227b4b91569SRafael Antognolli 	unsigned int gfx_act_mhz;
228c98d5d94SLen Brown 	unsigned int package_id;
2297c2ccc50SChen Yu 	unsigned long long energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
2307c2ccc50SChen Yu 	unsigned long long energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
2317c2ccc50SChen Yu 	unsigned long long energy_cores;	/* MSR_PP0_ENERGY_STATUS */
2327c2ccc50SChen Yu 	unsigned long long energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
2337c2ccc50SChen Yu 	unsigned long long rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
2347c2ccc50SChen Yu 	unsigned long long rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
235889facbeSLen Brown 	unsigned int pkg_temp_c;
236678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
237c98d5d94SLen Brown } *package_even, *package_odd;
238c98d5d94SLen Brown 
239c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
240c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
241c98d5d94SLen Brown 
24240f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no)	      \
24340f5cfe7SPrarit Bhargava 	((thread_base) +						      \
24440f5cfe7SPrarit Bhargava 	 ((pkg_no) *							      \
24540f5cfe7SPrarit Bhargava 	  topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \
24640f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node * topo.threads_per_core) +	      \
24740f5cfe7SPrarit Bhargava 	 ((core_no) * topo.threads_per_core) +				      \
24840f5cfe7SPrarit Bhargava 	 (thread_no))
24940f5cfe7SPrarit Bhargava 
25040f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no)			\
25140f5cfe7SPrarit Bhargava 	((core_base) +							\
25240f5cfe7SPrarit Bhargava 	 ((pkg_no) *  topo.nodes_per_pkg * topo.cores_per_node) +	\
25340f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node) +				\
25440f5cfe7SPrarit Bhargava 	 (core_no))
25540f5cfe7SPrarit Bhargava 
256c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
257c98d5d94SLen Brown 
258388e9c81SLen Brown enum counter_scope { SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE };
25941618e63SLen Brown enum counter_type { COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC };
260388e9c81SLen Brown enum counter_format { FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT };
261388e9c81SLen Brown 
262388e9c81SLen Brown struct msr_counter {
263388e9c81SLen Brown 	unsigned int msr_num;
264388e9c81SLen Brown 	char name[NAME_BYTES];
265495c7654SLen Brown 	char path[PATH_BYTES];
266388e9c81SLen Brown 	unsigned int width;
267388e9c81SLen Brown 	enum counter_type type;
268388e9c81SLen Brown 	enum counter_format format;
269388e9c81SLen Brown 	struct msr_counter *next;
270812db3f7SLen Brown 	unsigned int flags;
271812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
272812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
27341618e63SLen Brown #define	SYSFS_PERCPU	(1 << 1)
274388e9c81SLen Brown };
275388e9c81SLen Brown 
27687e15da9SChen Yu /*
27787e15da9SChen Yu  * The accumulated sum of MSR is defined as a monotonic
27887e15da9SChen Yu  * increasing MSR, it will be accumulated periodically,
27987e15da9SChen Yu  * despite its register's bit width.
28087e15da9SChen Yu  */
28187e15da9SChen Yu enum {
28287e15da9SChen Yu 	IDX_PKG_ENERGY,
28387e15da9SChen Yu 	IDX_DRAM_ENERGY,
28487e15da9SChen Yu 	IDX_PP0_ENERGY,
28587e15da9SChen Yu 	IDX_PP1_ENERGY,
28687e15da9SChen Yu 	IDX_PKG_PERF,
28787e15da9SChen Yu 	IDX_DRAM_PERF,
28887e15da9SChen Yu 	IDX_COUNT,
28987e15da9SChen Yu };
29087e15da9SChen Yu 
29187e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr);
29287e15da9SChen Yu 
29387e15da9SChen Yu struct msr_sum_array {
29487e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
29587e15da9SChen Yu 	struct {
29687e15da9SChen Yu 		/*The accumulated MSR value is updated by the timer */
29787e15da9SChen Yu 		unsigned long long sum;
29887e15da9SChen Yu 		/*The MSR footprint recorded in last timer */
29987e15da9SChen Yu 		unsigned long long last;
30087e15da9SChen Yu 	} entries[IDX_COUNT];
30187e15da9SChen Yu };
30287e15da9SChen Yu 
30387e15da9SChen Yu /* The percpu MSR sum array.*/
30487e15da9SChen Yu struct msr_sum_array *per_cpu_msr_sum;
30587e15da9SChen Yu 
30613a779deSCalvin Walton off_t idx_to_offset(int idx)
30787e15da9SChen Yu {
30813a779deSCalvin Walton 	off_t offset;
30987e15da9SChen Yu 
31087e15da9SChen Yu 	switch (idx) {
31187e15da9SChen Yu 	case IDX_PKG_ENERGY:
312301b1d3aSBas Nieuwenhuizen 		if (do_rapl & RAPL_AMD_F17H)
313301b1d3aSBas Nieuwenhuizen 			offset = MSR_PKG_ENERGY_STAT;
314301b1d3aSBas Nieuwenhuizen 		else
31587e15da9SChen Yu 			offset = MSR_PKG_ENERGY_STATUS;
31687e15da9SChen Yu 		break;
31787e15da9SChen Yu 	case IDX_DRAM_ENERGY:
31887e15da9SChen Yu 		offset = MSR_DRAM_ENERGY_STATUS;
31987e15da9SChen Yu 		break;
32087e15da9SChen Yu 	case IDX_PP0_ENERGY:
32187e15da9SChen Yu 		offset = MSR_PP0_ENERGY_STATUS;
32287e15da9SChen Yu 		break;
32387e15da9SChen Yu 	case IDX_PP1_ENERGY:
32487e15da9SChen Yu 		offset = MSR_PP1_ENERGY_STATUS;
32587e15da9SChen Yu 		break;
32687e15da9SChen Yu 	case IDX_PKG_PERF:
32787e15da9SChen Yu 		offset = MSR_PKG_PERF_STATUS;
32887e15da9SChen Yu 		break;
32987e15da9SChen Yu 	case IDX_DRAM_PERF:
33087e15da9SChen Yu 		offset = MSR_DRAM_PERF_STATUS;
33187e15da9SChen Yu 		break;
33287e15da9SChen Yu 	default:
33387e15da9SChen Yu 		offset = -1;
33487e15da9SChen Yu 	}
33587e15da9SChen Yu 	return offset;
33687e15da9SChen Yu }
33787e15da9SChen Yu 
33813a779deSCalvin Walton int offset_to_idx(off_t offset)
33987e15da9SChen Yu {
34087e15da9SChen Yu 	int idx;
34187e15da9SChen Yu 
34287e15da9SChen Yu 	switch (offset) {
34387e15da9SChen Yu 	case MSR_PKG_ENERGY_STATUS:
344301b1d3aSBas Nieuwenhuizen 	case MSR_PKG_ENERGY_STAT:
34587e15da9SChen Yu 		idx = IDX_PKG_ENERGY;
34687e15da9SChen Yu 		break;
34787e15da9SChen Yu 	case MSR_DRAM_ENERGY_STATUS:
34887e15da9SChen Yu 		idx = IDX_DRAM_ENERGY;
34987e15da9SChen Yu 		break;
35087e15da9SChen Yu 	case MSR_PP0_ENERGY_STATUS:
35187e15da9SChen Yu 		idx = IDX_PP0_ENERGY;
35287e15da9SChen Yu 		break;
35387e15da9SChen Yu 	case MSR_PP1_ENERGY_STATUS:
35487e15da9SChen Yu 		idx = IDX_PP1_ENERGY;
35587e15da9SChen Yu 		break;
35687e15da9SChen Yu 	case MSR_PKG_PERF_STATUS:
35787e15da9SChen Yu 		idx = IDX_PKG_PERF;
35887e15da9SChen Yu 		break;
35987e15da9SChen Yu 	case MSR_DRAM_PERF_STATUS:
36087e15da9SChen Yu 		idx = IDX_DRAM_PERF;
36187e15da9SChen Yu 		break;
36287e15da9SChen Yu 	default:
36387e15da9SChen Yu 		idx = -1;
36487e15da9SChen Yu 	}
36587e15da9SChen Yu 	return idx;
36687e15da9SChen Yu }
36787e15da9SChen Yu 
36887e15da9SChen Yu int idx_valid(int idx)
36987e15da9SChen Yu {
37087e15da9SChen Yu 	switch (idx) {
37187e15da9SChen Yu 	case IDX_PKG_ENERGY:
372301b1d3aSBas Nieuwenhuizen 		return do_rapl & (RAPL_PKG | RAPL_AMD_F17H);
37387e15da9SChen Yu 	case IDX_DRAM_ENERGY:
37487e15da9SChen Yu 		return do_rapl & RAPL_DRAM;
37587e15da9SChen Yu 	case IDX_PP0_ENERGY:
37687e15da9SChen Yu 		return do_rapl & RAPL_CORES_ENERGY_STATUS;
37787e15da9SChen Yu 	case IDX_PP1_ENERGY:
37887e15da9SChen Yu 		return do_rapl & RAPL_GFX;
37987e15da9SChen Yu 	case IDX_PKG_PERF:
38087e15da9SChen Yu 		return do_rapl & RAPL_PKG_PERF_STATUS;
38187e15da9SChen Yu 	case IDX_DRAM_PERF:
38287e15da9SChen Yu 		return do_rapl & RAPL_DRAM_PERF_STATUS;
38387e15da9SChen Yu 	default:
38487e15da9SChen Yu 		return 0;
38587e15da9SChen Yu 	}
38687e15da9SChen Yu }
387*1b439f01SLen Brown 
388388e9c81SLen Brown struct sys_counters {
389678a3bd1SLen Brown 	unsigned int added_thread_counters;
390678a3bd1SLen Brown 	unsigned int added_core_counters;
391678a3bd1SLen Brown 	unsigned int added_package_counters;
392388e9c81SLen Brown 	struct msr_counter *tp;
393388e9c81SLen Brown 	struct msr_counter *cp;
394388e9c81SLen Brown 	struct msr_counter *pp;
395388e9c81SLen Brown } sys;
396388e9c81SLen Brown 
397c98d5d94SLen Brown struct system_summary {
398c98d5d94SLen Brown 	struct thread_data threads;
399c98d5d94SLen Brown 	struct core_data cores;
400c98d5d94SLen Brown 	struct pkg_data packages;
401388e9c81SLen Brown } average;
402c98d5d94SLen Brown 
4030e2d8f05SLen Brown struct cpu_topology {
4040e2d8f05SLen Brown 	int physical_package_id;
4056de68fe1SLen Brown 	int die_id;
4060e2d8f05SLen Brown 	int logical_cpu_id;
407ef605741SPrarit Bhargava 	int physical_node_id;
408ef605741SPrarit Bhargava 	int logical_node_id;	/* 0-based count within the package */
4090e2d8f05SLen Brown 	int physical_core_id;
4108cb48b32SPrarit Bhargava 	int thread_id;
4110e2d8f05SLen Brown 	cpu_set_t *put_ids;	/* Processing Unit/Thread IDs */
4120e2d8f05SLen Brown } *cpus;
413c98d5d94SLen Brown 
414c98d5d94SLen Brown struct topo_params {
415c98d5d94SLen Brown 	int num_packages;
4166de68fe1SLen Brown 	int num_die;
417103a8feaSLen Brown 	int num_cpus;
418c98d5d94SLen Brown 	int num_cores;
419c98d5d94SLen Brown 	int max_cpu_num;
420ef605741SPrarit Bhargava 	int max_node_num;
42170a9c6e8SPrarit Bhargava 	int nodes_per_pkg;
42270a9c6e8SPrarit Bhargava 	int cores_per_node;
42370a9c6e8SPrarit Bhargava 	int threads_per_core;
424c98d5d94SLen Brown } topo;
425103a8feaSLen Brown 
426c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
427103a8feaSLen Brown 
428562a2d37SLen Brown int *irq_column_2_cpu;		/* /proc/interrupts column numbers */
429562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
430562a2d37SLen Brown 
431c98d5d94SLen Brown void setup_all_buffers(void);
432103a8feaSLen Brown 
4331f81c5efSLen Brown char *sys_lpi_file;
4341f81c5efSLen Brown char *sys_lpi_file_sysfs = "/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us";
4351f81c5efSLen Brown char *sys_lpi_file_debugfs = "/sys/kernel/debug/pmc_core/slp_s0_residency_usec";
4361f81c5efSLen Brown 
437c98d5d94SLen Brown int cpu_is_not_present(int cpu)
438d15cf7c1SLen Brown {
439c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
440c98d5d94SLen Brown }
441*1b439f01SLen Brown 
442c98d5d94SLen Brown /*
443c98d5d94SLen Brown  * run func(thread, core, package) in topology order
444c98d5d94SLen Brown  * skip non-present cpus
445c98d5d94SLen Brown  */
446c98d5d94SLen Brown 
447c98d5d94SLen Brown int for_all_cpus(int (func) (struct thread_data *, struct core_data *, struct pkg_data *),
448c98d5d94SLen Brown 		 struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
449c98d5d94SLen Brown {
45040f5cfe7SPrarit Bhargava 	int retval, pkg_no, core_no, thread_no, node_no;
451c98d5d94SLen Brown 
452c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
453df2f677dSLen Brown 		for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) {
45470a9c6e8SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node; ++core_no) {
455*1b439f01SLen Brown 				for (thread_no = 0; thread_no < topo.threads_per_core; ++thread_no) {
456c98d5d94SLen Brown 					struct thread_data *t;
457c98d5d94SLen Brown 					struct core_data *c;
458c98d5d94SLen Brown 					struct pkg_data *p;
459c98d5d94SLen Brown 
460*1b439f01SLen Brown 					t = GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no);
461c98d5d94SLen Brown 
462c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
463c98d5d94SLen Brown 						continue;
464c98d5d94SLen Brown 
465*1b439f01SLen Brown 					c = GET_CORE(core_base, core_no, node_no, pkg_no);
466c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
467c98d5d94SLen Brown 
468c98d5d94SLen Brown 					retval = func(t, c, p);
469c98d5d94SLen Brown 					if (retval)
470c98d5d94SLen Brown 						return retval;
471c98d5d94SLen Brown 				}
472c98d5d94SLen Brown 			}
473c98d5d94SLen Brown 		}
47440f5cfe7SPrarit Bhargava 	}
475d15cf7c1SLen Brown 	return 0;
476d15cf7c1SLen Brown }
477d15cf7c1SLen Brown 
47888c3281fSLen Brown int cpu_migrate(int cpu)
47988c3281fSLen Brown {
480c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
481c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
482c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
48388c3281fSLen Brown 		return -1;
48488c3281fSLen Brown 	else
48588c3281fSLen Brown 		return 0;
48688c3281fSLen Brown }
487*1b439f01SLen Brown 
48836229897SLen Brown int get_msr_fd(int cpu)
489103a8feaSLen Brown {
490103a8feaSLen Brown 	char pathname[32];
491103a8feaSLen Brown 	int fd;
492103a8feaSLen Brown 
49336229897SLen Brown 	fd = fd_percpu[cpu];
49436229897SLen Brown 
49536229897SLen Brown 	if (fd)
49636229897SLen Brown 		return fd;
49736229897SLen Brown 
498103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
499103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
50015aaa346SLen Brown 	if (fd < 0)
50198481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
502103a8feaSLen Brown 
50336229897SLen Brown 	fd_percpu[cpu] = fd;
50436229897SLen Brown 
50536229897SLen Brown 	return fd;
50636229897SLen Brown }
50736229897SLen Brown 
5082af4f9b8SLen Brown static long perf_event_open(struct perf_event_attr *hw_event, pid_t pid, int cpu, int group_fd, unsigned long flags)
5092af4f9b8SLen Brown {
5102af4f9b8SLen Brown 	return syscall(__NR_perf_event_open, hw_event, pid, cpu, group_fd, flags);
5112af4f9b8SLen Brown }
5122af4f9b8SLen Brown 
5132af4f9b8SLen Brown static int perf_instr_count_open(int cpu_num)
5142af4f9b8SLen Brown {
5152af4f9b8SLen Brown 	struct perf_event_attr pea;
5162af4f9b8SLen Brown 	int fd;
5172af4f9b8SLen Brown 
5182af4f9b8SLen Brown 	memset(&pea, 0, sizeof(struct perf_event_attr));
5192af4f9b8SLen Brown 	pea.type = PERF_TYPE_HARDWARE;
5202af4f9b8SLen Brown 	pea.size = sizeof(struct perf_event_attr);
5212af4f9b8SLen Brown 	pea.config = PERF_COUNT_HW_INSTRUCTIONS;
5222af4f9b8SLen Brown 
5232af4f9b8SLen Brown 	/* counter for cpu_num, including user + kernel and all processes */
5242af4f9b8SLen Brown 	fd = perf_event_open(&pea, -1, cpu_num, -1, 0);
5252af4f9b8SLen Brown 	if (fd == -1)
5262af4f9b8SLen Brown 		err(-1, "cpu%d: perf instruction counter\n", cpu_num);
5272af4f9b8SLen Brown 
5282af4f9b8SLen Brown 	return fd;
5292af4f9b8SLen Brown }
5302af4f9b8SLen Brown 
5312af4f9b8SLen Brown int get_instr_count_fd(int cpu)
5322af4f9b8SLen Brown {
5332af4f9b8SLen Brown 	if (fd_instr_count_percpu[cpu])
5342af4f9b8SLen Brown 		return fd_instr_count_percpu[cpu];
5352af4f9b8SLen Brown 
5362af4f9b8SLen Brown 	fd_instr_count_percpu[cpu] = perf_instr_count_open(cpu);
5372af4f9b8SLen Brown 
5382af4f9b8SLen Brown 	return fd_instr_count_percpu[cpu];
5392af4f9b8SLen Brown }
5402af4f9b8SLen Brown 
54136229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
54236229897SLen Brown {
54336229897SLen Brown 	ssize_t retval;
54436229897SLen Brown 
54536229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
54615aaa346SLen Brown 
54798481e79SLen Brown 	if (retval != sizeof *msr)
548cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
54915aaa346SLen Brown 
55015aaa346SLen Brown 	return 0;
551103a8feaSLen Brown }
552103a8feaSLen Brown 
553fc04cc67SLen Brown /*
554bdd5ae3aSLen Brown  * This list matches the column headers, except
555bdd5ae3aSLen Brown  * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time
556bdd5ae3aSLen Brown  * 2. Core and CPU are moved to the end, we can't have strings that contain them
557bdd5ae3aSLen Brown  *    matching on them for --show and --hide.
558fc04cc67SLen Brown  */
559812db3f7SLen Brown struct msr_counter bic[] = {
5603f44a5c6SLen Brown 	{ 0x0, "usec" },
5613f44a5c6SLen Brown 	{ 0x0, "Time_Of_Day_Seconds" },
562812db3f7SLen Brown 	{ 0x0, "Package" },
563bdd5ae3aSLen Brown 	{ 0x0, "Node" },
564812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
565bdd5ae3aSLen Brown 	{ 0x0, "Busy%" },
566812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
567812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
568812db3f7SLen Brown 	{ 0x0, "IRQ" },
569495c7654SLen Brown 	{ 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL },
570bdd5ae3aSLen Brown 	{ 0x0, "sysfs" },
571812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
572812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
573812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
574812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
575812db3f7SLen Brown 	{ 0x0, "ThreadC" },
576812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
577812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
578812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
579812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
580812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
581812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
582812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
583812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
584812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
5850f47c08dSLen Brown 	{ 0x0, "Pkg%pc8" },
5860f47c08dSLen Brown 	{ 0x0, "Pkg%pc9" },
5874bd1f8f2SLen Brown 	{ 0x0, "Pk%pc10" },
588be0e54c4SLen Brown 	{ 0x0, "CPU%LPI" },
589be0e54c4SLen Brown 	{ 0x0, "SYS%LPI" },
590812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
591812db3f7SLen Brown 	{ 0x0, "CorWatt" },
592812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
593812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
594812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
595812db3f7SLen Brown 	{ 0x0, "PKG_%" },
596812db3f7SLen Brown 	{ 0x0, "RAM_%" },
597812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
598812db3f7SLen Brown 	{ 0x0, "Cor_J" },
599812db3f7SLen Brown 	{ 0x0, "GFX_J" },
600812db3f7SLen Brown 	{ 0x0, "RAM_J" },
6010539ba11SLen Brown 	{ 0x0, "Mod%c6" },
602a99d8730SLen Brown 	{ 0x0, "Totl%C0" },
603a99d8730SLen Brown 	{ 0x0, "Any%C0" },
604a99d8730SLen Brown 	{ 0x0, "GFX%C0" },
605a99d8730SLen Brown 	{ 0x0, "CPUGFX%" },
606bdd5ae3aSLen Brown 	{ 0x0, "Core" },
607bdd5ae3aSLen Brown 	{ 0x0, "CPU" },
6084c2122d4SLen Brown 	{ 0x0, "APIC" },
6094c2122d4SLen Brown 	{ 0x0, "X2APIC" },
6106de68fe1SLen Brown 	{ 0x0, "Die" },
611b4b91569SRafael Antognolli 	{ 0x0, "GFXAMHz" },
6122af4f9b8SLen Brown 	{ 0x0, "IPC" },
613812db3f7SLen Brown };
614812db3f7SLen Brown 
615812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
6163f44a5c6SLen Brown #define	BIC_USEC	(1ULL << 0)
6173f44a5c6SLen Brown #define	BIC_TOD		(1ULL << 1)
6183f44a5c6SLen Brown #define	BIC_Package	(1ULL << 2)
619bdd5ae3aSLen Brown #define	BIC_Node	(1ULL << 3)
620bdd5ae3aSLen Brown #define	BIC_Avg_MHz	(1ULL << 4)
621bdd5ae3aSLen Brown #define	BIC_Busy	(1ULL << 5)
622bdd5ae3aSLen Brown #define	BIC_Bzy_MHz	(1ULL << 6)
623bdd5ae3aSLen Brown #define	BIC_TSC_MHz	(1ULL << 7)
624bdd5ae3aSLen Brown #define	BIC_IRQ		(1ULL << 8)
625bdd5ae3aSLen Brown #define	BIC_SMI		(1ULL << 9)
626bdd5ae3aSLen Brown #define	BIC_sysfs	(1ULL << 10)
627bdd5ae3aSLen Brown #define	BIC_CPU_c1	(1ULL << 11)
628bdd5ae3aSLen Brown #define	BIC_CPU_c3	(1ULL << 12)
629bdd5ae3aSLen Brown #define	BIC_CPU_c6	(1ULL << 13)
630bdd5ae3aSLen Brown #define	BIC_CPU_c7	(1ULL << 14)
631bdd5ae3aSLen Brown #define	BIC_ThreadC	(1ULL << 15)
632bdd5ae3aSLen Brown #define	BIC_CoreTmp	(1ULL << 16)
633bdd5ae3aSLen Brown #define	BIC_CoreCnt	(1ULL << 17)
634bdd5ae3aSLen Brown #define	BIC_PkgTmp	(1ULL << 18)
635bdd5ae3aSLen Brown #define	BIC_GFX_rc6	(1ULL << 19)
636bdd5ae3aSLen Brown #define	BIC_GFXMHz	(1ULL << 20)
637bdd5ae3aSLen Brown #define	BIC_Pkgpc2	(1ULL << 21)
638bdd5ae3aSLen Brown #define	BIC_Pkgpc3	(1ULL << 22)
639bdd5ae3aSLen Brown #define	BIC_Pkgpc6	(1ULL << 23)
640bdd5ae3aSLen Brown #define	BIC_Pkgpc7	(1ULL << 24)
641bdd5ae3aSLen Brown #define	BIC_Pkgpc8	(1ULL << 25)
642bdd5ae3aSLen Brown #define	BIC_Pkgpc9	(1ULL << 26)
643bdd5ae3aSLen Brown #define	BIC_Pkgpc10	(1ULL << 27)
644bdd5ae3aSLen Brown #define BIC_CPU_LPI	(1ULL << 28)
645bdd5ae3aSLen Brown #define BIC_SYS_LPI	(1ULL << 29)
646bdd5ae3aSLen Brown #define	BIC_PkgWatt	(1ULL << 30)
647bdd5ae3aSLen Brown #define	BIC_CorWatt	(1ULL << 31)
648bdd5ae3aSLen Brown #define	BIC_GFXWatt	(1ULL << 32)
649bdd5ae3aSLen Brown #define	BIC_PkgCnt	(1ULL << 33)
650bdd5ae3aSLen Brown #define	BIC_RAMWatt	(1ULL << 34)
651bdd5ae3aSLen Brown #define	BIC_PKG__	(1ULL << 35)
652bdd5ae3aSLen Brown #define	BIC_RAM__	(1ULL << 36)
653bdd5ae3aSLen Brown #define	BIC_Pkg_J	(1ULL << 37)
654bdd5ae3aSLen Brown #define	BIC_Cor_J	(1ULL << 38)
655bdd5ae3aSLen Brown #define	BIC_GFX_J	(1ULL << 39)
656bdd5ae3aSLen Brown #define	BIC_RAM_J	(1ULL << 40)
657bdd5ae3aSLen Brown #define	BIC_Mod_c6	(1ULL << 41)
658bdd5ae3aSLen Brown #define	BIC_Totl_c0	(1ULL << 42)
659bdd5ae3aSLen Brown #define	BIC_Any_c0	(1ULL << 43)
660bdd5ae3aSLen Brown #define	BIC_GFX_c0	(1ULL << 44)
661bdd5ae3aSLen Brown #define	BIC_CPUGFX	(1ULL << 45)
662bdd5ae3aSLen Brown #define	BIC_Core	(1ULL << 46)
663bdd5ae3aSLen Brown #define	BIC_CPU		(1ULL << 47)
6644c2122d4SLen Brown #define	BIC_APIC	(1ULL << 48)
6654c2122d4SLen Brown #define	BIC_X2APIC	(1ULL << 49)
6666de68fe1SLen Brown #define	BIC_Die		(1ULL << 50)
667b4b91569SRafael Antognolli #define	BIC_GFXACTMHz	(1ULL << 51)
6682af4f9b8SLen Brown #define	BIC_IPC		(1ULL << 52)
669812db3f7SLen Brown 
6704c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT	(BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC)
6713f44a5c6SLen Brown 
6723f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT);
6734c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC;
674812db3f7SLen Brown 
675812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
6761e9042b9SSrinivas Pandruvada #define DO_BIC_READ(COUNTER_NAME) (bic_present & COUNTER_NAME)
6773f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME)
678812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
6790f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT)
6802af4f9b8SLen Brown #define BIC_IS_ENABLED(COUNTER_BIT) (bic_enabled & COUNTER_BIT)
681812db3f7SLen Brown 
682dd778a5eSLen Brown #define MAX_DEFERRED 16
683dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED];
684dd778a5eSLen Brown int deferred_skip_index;
685dd778a5eSLen Brown 
686dd778a5eSLen Brown /*
687dd778a5eSLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
688dd778a5eSLen Brown  * SHOW_LIST - show this list of counters, hide the rest
689dd778a5eSLen Brown  */
690dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
691dd778a5eSLen Brown 
692dd778a5eSLen Brown void help(void)
693dd778a5eSLen Brown {
694dd778a5eSLen Brown 	fprintf(outf,
695dd778a5eSLen Brown 		"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
696dd778a5eSLen Brown 		"\n"
697dd778a5eSLen Brown 		"Turbostat forks the specified COMMAND and prints statistics\n"
698dd778a5eSLen Brown 		"when COMMAND completes.\n"
699dd778a5eSLen Brown 		"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
700dd778a5eSLen Brown 		"to print statistics, until interrupted.\n"
701cc481650SNathan Ciobanu 		"  -a, --add	add a counter\n"
702dd778a5eSLen Brown 		"		  eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
703cc481650SNathan Ciobanu 		"  -c, --cpu	cpu-set	limit output to summary plus cpu-set:\n"
704dd778a5eSLen Brown 		"		  {core | package | j,k,l..m,n-p }\n"
7059ce80578SNathan Ciobanu 		"  -d, --debug	displays usec, Time_Of_Day_Seconds and more debugging\n"
7069ce80578SNathan Ciobanu 		"  -D, --Dump	displays the raw counter values\n"
7079ce80578SNathan Ciobanu 		"  -e, --enable	[all | column]\n"
7089ce80578SNathan Ciobanu 		"		shows all or the specified disabled column\n"
7099ce80578SNathan Ciobanu 		"  -H, --hide [column|column,column,...]\n"
7109ce80578SNathan Ciobanu 		"		hide the specified column(s)\n"
711cc481650SNathan Ciobanu 		"  -i, --interval sec.subsec\n"
712cc481650SNathan Ciobanu 		"		Override default 5-second measurement interval\n"
7139ce80578SNathan Ciobanu 		"  -J, --Joules	displays energy in Joules instead of Watts\n"
714cc481650SNathan Ciobanu 		"  -l, --list	list column headers only\n"
715cc481650SNathan Ciobanu 		"  -n, --num_iterations num\n"
716cc481650SNathan Ciobanu 		"		number of the measurement iterations\n"
717cc481650SNathan Ciobanu 		"  -o, --out file\n"
718cc481650SNathan Ciobanu 		"		create or truncate \"file\" for all output\n"
719cc481650SNathan Ciobanu 		"  -q, --quiet	skip decoding system configuration header\n"
7209ce80578SNathan Ciobanu 		"  -s, --show [column|column,column,...]\n"
7219ce80578SNathan Ciobanu 		"		show only the specified column(s)\n"
7229ce80578SNathan Ciobanu 		"  -S, --Summary\n"
7239ce80578SNathan Ciobanu 		"		limits output to 1-line system summary per interval\n"
7249ce80578SNathan Ciobanu 		"  -T, --TCC temperature\n"
7259ce80578SNathan Ciobanu 		"		sets the Thermal Control Circuit temperature in\n"
7269ce80578SNathan Ciobanu 		"		  degrees Celsius\n"
727cc481650SNathan Ciobanu 		"  -h, --help	print this help message\n"
728*1b439f01SLen Brown 		"  -v, --version	print version information\n" "\n" "For more help, run \"man turbostat\"\n");
729dd778a5eSLen Brown }
730dd778a5eSLen Brown 
731812db3f7SLen Brown /*
732812db3f7SLen Brown  * bic_lookup
733812db3f7SLen Brown  * for all the strings in comma separate name_list,
734812db3f7SLen Brown  * set the approprate bit in return value.
735812db3f7SLen Brown  */
736dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode)
737812db3f7SLen Brown {
738812db3f7SLen Brown 	int i;
739812db3f7SLen Brown 	unsigned long long retval = 0;
740812db3f7SLen Brown 
741812db3f7SLen Brown 	while (name_list) {
742812db3f7SLen Brown 		char *comma;
743812db3f7SLen Brown 
744812db3f7SLen Brown 		comma = strchr(name_list, ',');
745812db3f7SLen Brown 
746812db3f7SLen Brown 		if (comma)
747812db3f7SLen Brown 			*comma = '\0';
748812db3f7SLen Brown 
7493f44a5c6SLen Brown 		if (!strcmp(name_list, "all"))
7503f44a5c6SLen Brown 			return ~0;
7513f44a5c6SLen Brown 
752812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
753812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
754812db3f7SLen Brown 				retval |= (1ULL << i);
755812db3f7SLen Brown 				break;
756812db3f7SLen Brown 			}
757812db3f7SLen Brown 		}
758812db3f7SLen Brown 		if (i == MAX_BIC) {
759dd778a5eSLen Brown 			if (mode == SHOW_LIST) {
760812db3f7SLen Brown 				fprintf(stderr, "Invalid counter name: %s\n", name_list);
761812db3f7SLen Brown 				exit(-1);
762812db3f7SLen Brown 			}
763dd778a5eSLen Brown 			deferred_skip_names[deferred_skip_index++] = name_list;
764dd778a5eSLen Brown 			if (debug)
765dd778a5eSLen Brown 				fprintf(stderr, "deferred \"%s\"\n", name_list);
766dd778a5eSLen Brown 			if (deferred_skip_index >= MAX_DEFERRED) {
767dd778a5eSLen Brown 				fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n",
768dd778a5eSLen Brown 					MAX_DEFERRED, name_list);
769dd778a5eSLen Brown 				help();
770dd778a5eSLen Brown 				exit(1);
771dd778a5eSLen Brown 			}
772dd778a5eSLen Brown 		}
773812db3f7SLen Brown 
774812db3f7SLen Brown 		name_list = comma;
775812db3f7SLen Brown 		if (name_list)
776812db3f7SLen Brown 			name_list++;
777812db3f7SLen Brown 
778812db3f7SLen Brown 	}
779812db3f7SLen Brown 	return retval;
780812db3f7SLen Brown }
781fc04cc67SLen Brown 
782c8ade361SLen Brown void print_header(char *delim)
783103a8feaSLen Brown {
784388e9c81SLen Brown 	struct msr_counter *mp;
7856168c2e0SLen Brown 	int printed = 0;
786388e9c81SLen Brown 
7873f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC))
7883f44a5c6SLen Brown 		outp += sprintf(outp, "%susec", (printed++ ? delim : ""));
7893f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
7903f44a5c6SLen Brown 		outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : ""));
791812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
7926168c2e0SLen Brown 		outp += sprintf(outp, "%sPackage", (printed++ ? delim : ""));
7936de68fe1SLen Brown 	if (DO_BIC(BIC_Die))
7946de68fe1SLen Brown 		outp += sprintf(outp, "%sDie", (printed++ ? delim : ""));
79501235041SPrarit Bhargava 	if (DO_BIC(BIC_Node))
79601235041SPrarit Bhargava 		outp += sprintf(outp, "%sNode", (printed++ ? delim : ""));
797812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
7986168c2e0SLen Brown 		outp += sprintf(outp, "%sCore", (printed++ ? delim : ""));
799812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
8006168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU", (printed++ ? delim : ""));
8014c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
8024c2122d4SLen Brown 		outp += sprintf(outp, "%sAPIC", (printed++ ? delim : ""));
8034c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
8044c2122d4SLen Brown 		outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : ""));
805812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
8066168c2e0SLen Brown 		outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : ""));
807812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
8086168c2e0SLen Brown 		outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : ""));
809812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
8106168c2e0SLen Brown 		outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : ""));
811812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
8126168c2e0SLen Brown 		outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : ""));
8131cc21f7bSLen Brown 
8142af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
8152af4f9b8SLen Brown 		outp += sprintf(outp, "%sIPC", (printed++ ? delim : ""));
8162af4f9b8SLen Brown 
8170de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
8180de6c0dfSLen Brown 		if (sums_need_wide_columns)
8196168c2e0SLen Brown 			outp += sprintf(outp, "%s     IRQ", (printed++ ? delim : ""));
8200de6c0dfSLen Brown 		else
8216168c2e0SLen Brown 			outp += sprintf(outp, "%sIRQ", (printed++ ? delim : ""));
8220de6c0dfSLen Brown 	}
8230de6c0dfSLen Brown 
824812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
8256168c2e0SLen Brown 		outp += sprintf(outp, "%sSMI", (printed++ ? delim : ""));
8261cc21f7bSLen Brown 
827388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
828dd778a5eSLen Brown 
829388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
830388e9c81SLen Brown 			if (mp->width == 64)
831dd778a5eSLen Brown 				outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name);
832388e9c81SLen Brown 			else
833dd778a5eSLen Brown 				outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name);
834388e9c81SLen Brown 		} else {
8350de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
836dd778a5eSLen Brown 				outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name);
8370de6c0dfSLen Brown 			else
838dd778a5eSLen Brown 				outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name);
839388e9c81SLen Brown 		}
840388e9c81SLen Brown 	}
841388e9c81SLen Brown 
84241618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
8436168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : ""));
844562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
8456168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : ""));
846812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
8476168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : ""));
848812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
8496168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : ""));
850678a3bd1SLen Brown 
8510539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
8526168c2e0SLen Brown 		outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : ""));
853678a3bd1SLen Brown 
854812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
8556168c2e0SLen Brown 		outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : ""));
856388e9c81SLen Brown 
8579392bd98SCalvin Walton 	if (do_rapl && !rapl_joules) {
8589392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
8599392bd98SCalvin Walton 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
8609392bd98SCalvin Walton 	} else if (do_rapl && rapl_joules) {
8619392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
8629392bd98SCalvin Walton 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
8639392bd98SCalvin Walton 	}
8649392bd98SCalvin Walton 
865388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
866388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
867388e9c81SLen Brown 			if (mp->width == 64)
868c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
869388e9c81SLen Brown 			else
870c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
871388e9c81SLen Brown 		} else {
8720de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8730de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
8740de6c0dfSLen Brown 			else
875c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
876388e9c81SLen Brown 		}
877388e9c81SLen Brown 	}
878388e9c81SLen Brown 
879812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8806168c2e0SLen Brown 		outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : ""));
881889facbeSLen Brown 
882812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
8836168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : ""));
884fdf676e5SLen Brown 
885812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8866168c2e0SLen Brown 		outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : ""));
88727d47356SLen Brown 
888b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
889b4b91569SRafael Antognolli 		outp += sprintf(outp, "%sGFXAMHz", (printed++ ? delim : ""));
890b4b91569SRafael Antognolli 
891a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
8926168c2e0SLen Brown 		outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : ""));
893a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
8946168c2e0SLen Brown 		outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : ""));
895a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
8966168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : ""));
897a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
8986168c2e0SLen Brown 		outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : ""));
8990b2bb692SLen Brown 
9000f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
9016168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : ""));
9020f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
9036168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : ""));
9040f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
9056168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : ""));
9060f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
9076168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : ""));
9080f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
9096168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : ""));
9100f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
9116168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : ""));
9120f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
9136168c2e0SLen Brown 		outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : ""));
914be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
915be0e54c4SLen Brown 		outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : ""));
916be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
917be0e54c4SLen Brown 		outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : ""));
918103a8feaSLen Brown 
9195c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
920812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
9216168c2e0SLen Brown 			outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : ""));
9229392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
9236168c2e0SLen Brown 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
924812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
9256168c2e0SLen Brown 			outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : ""));
926812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
9276168c2e0SLen Brown 			outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : ""));
928812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
9296168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
930812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
9316168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
932d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
933812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
9346168c2e0SLen Brown 			outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : ""));
9359392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
9366168c2e0SLen Brown 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
937812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
9386168c2e0SLen Brown 			outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : ""));
939812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
9406168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : ""));
941812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
9426168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
943812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
9446168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
9455c56be9aSDirk Brandewie 	}
946388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
947388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
948388e9c81SLen Brown 			if (mp->width == 64)
949c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
950388e9c81SLen Brown 			else
951c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
952388e9c81SLen Brown 		} else {
9530de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
9540de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
9550de6c0dfSLen Brown 			else
956c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
957388e9c81SLen Brown 		}
958388e9c81SLen Brown 	}
959388e9c81SLen Brown 
960c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
961103a8feaSLen Brown }
962103a8feaSLen Brown 
963*1b439f01SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
964103a8feaSLen Brown {
965388e9c81SLen Brown 	int i;
966388e9c81SLen Brown 	struct msr_counter *mp;
967388e9c81SLen Brown 
9683b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
969c98d5d94SLen Brown 
970c98d5d94SLen Brown 	if (t) {
971*1b439f01SLen Brown 		outp += sprintf(outp, "CPU: %d flags 0x%x\n", t->cpu_id, t->flags);
9723b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
9733b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
9743b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
9753b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
9766886fee4SLen Brown 
9772af4f9b8SLen Brown 		if (DO_BIC(BIC_IPC))
9782af4f9b8SLen Brown 			outp += sprintf(outp, "IPC: %lld\n", t->instr_count);
9792af4f9b8SLen Brown 
980812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
9810de6c0dfSLen Brown 			outp += sprintf(outp, "IRQ: %lld\n", t->irq_count);
982812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
983218f0e8dSLen Brown 			outp += sprintf(outp, "SMI: %d\n", t->smi_count);
984388e9c81SLen Brown 
985388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
986*1b439f01SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", i, mp->msr_num, t->counter[i]);
987388e9c81SLen Brown 		}
988103a8feaSLen Brown 	}
989103a8feaSLen Brown 
990c98d5d94SLen Brown 	if (c) {
9913b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
9923b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
9933b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
9943b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
9953b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
9969392bd98SCalvin Walton 		outp += sprintf(outp, "Joules: %0X\n", c->core_energy);
997388e9c81SLen Brown 
998388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
999*1b439f01SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", i, mp->msr_num, c->counter[i]);
1000388e9c81SLen Brown 		}
10010539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
1002c98d5d94SLen Brown 	}
1003103a8feaSLen Brown 
1004c98d5d94SLen Brown 	if (p) {
10053b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
10060b2bb692SLen Brown 
10070b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
10080b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
10090b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
10100b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
10110b2bb692SLen Brown 
10123b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
10130f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc3))
10143b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
10150f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc6))
10163b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
10170f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc7))
10183b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
10193b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
10203b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
10213b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
1022be0e54c4SLen Brown 		outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi);
1023be0e54c4SLen Brown 		outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi);
10247c2ccc50SChen Yu 		outp += sprintf(outp, "Joules PKG: %0llX\n", p->energy_pkg);
10257c2ccc50SChen Yu 		outp += sprintf(outp, "Joules COR: %0llX\n", p->energy_cores);
10267c2ccc50SChen Yu 		outp += sprintf(outp, "Joules GFX: %0llX\n", p->energy_gfx);
10277c2ccc50SChen Yu 		outp += sprintf(outp, "Joules RAM: %0llX\n", p->energy_dram);
1028*1b439f01SLen Brown 		outp += sprintf(outp, "Throttle PKG: %0llX\n", p->rapl_pkg_perf_status);
1029*1b439f01SLen Brown 		outp += sprintf(outp, "Throttle RAM: %0llX\n", p->rapl_dram_perf_status);
10303b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
1031388e9c81SLen Brown 
1032388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1033*1b439f01SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", i, mp->msr_num, p->counter[i]);
1034388e9c81SLen Brown 		}
1035c98d5d94SLen Brown 	}
10363b4d5c7fSAndy Shevchenko 
10373b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
10383b4d5c7fSAndy Shevchenko 
1039c98d5d94SLen Brown 	return 0;
1040103a8feaSLen Brown }
1041103a8feaSLen Brown 
1042e23da037SLen Brown /*
1043e23da037SLen Brown  * column formatting convention & formats
1044e23da037SLen Brown  */
1045*1b439f01SLen Brown int format_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1046103a8feaSLen Brown {
1047008d396eSLen Brown 	double interval_float, tsc;
1048fc04cc67SLen Brown 	char *fmt8;
1049388e9c81SLen Brown 	int i;
1050388e9c81SLen Brown 	struct msr_counter *mp;
10516168c2e0SLen Brown 	char *delim = "\t";
10526168c2e0SLen Brown 	int printed = 0;
1053103a8feaSLen Brown 
1054c98d5d94SLen Brown 	/* if showing only 1st thread in core and this isn't one, bail out */
1055c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1056c98d5d94SLen Brown 		return 0;
1057c98d5d94SLen Brown 
1058c98d5d94SLen Brown 	/* if showing only 1st thread in pkg and this isn't one, bail out */
1059c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1060c98d5d94SLen Brown 		return 0;
1061c98d5d94SLen Brown 
10621ef7d21aSLen Brown 	/*if not summary line and --cpu is used */
1063*1b439f01SLen Brown 	if ((t != &average.threads) && (cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset)))
10641ef7d21aSLen Brown 		return 0;
10651ef7d21aSLen Brown 
10663f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC)) {
1067f4fdf2b4SLen Brown 		/* on each row, print how many usec each timestamp took to gather */
1068f4fdf2b4SLen Brown 		struct timeval tv;
1069f4fdf2b4SLen Brown 
1070f4fdf2b4SLen Brown 		timersub(&t->tv_end, &t->tv_begin, &tv);
1071f4fdf2b4SLen Brown 		outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec);
1072f4fdf2b4SLen Brown 	}
1073f4fdf2b4SLen Brown 
10743f44a5c6SLen Brown 	/* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */
10753f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
10763f44a5c6SLen Brown 		outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec);
10773f44a5c6SLen Brown 
1078d4794f25SYazen Ghannam 	interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec / 1000000.0;
1079103a8feaSLen Brown 
1080008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
1081008d396eSLen Brown 
1082c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
1083c98d5d94SLen Brown 	if (t == &average.threads) {
1084812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
10856168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10866de68fe1SLen Brown 		if (DO_BIC(BIC_Die))
10876de68fe1SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
108801235041SPrarit Bhargava 		if (DO_BIC(BIC_Node))
108901235041SPrarit Bhargava 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1090812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
10916168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1092812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
10936168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10944c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
10954c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10964c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
10974c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1098103a8feaSLen Brown 	} else {
1099812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
1100c98d5d94SLen Brown 			if (p)
11016168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id);
1102c98d5d94SLen Brown 			else
11036168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1104c98d5d94SLen Brown 		}
11056de68fe1SLen Brown 		if (DO_BIC(BIC_Die)) {
11066de68fe1SLen Brown 			if (c)
11076de68fe1SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id);
11086de68fe1SLen Brown 			else
11096de68fe1SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11106de68fe1SLen Brown 		}
111101235041SPrarit Bhargava 		if (DO_BIC(BIC_Node)) {
111201235041SPrarit Bhargava 			if (t)
111301235041SPrarit Bhargava 				outp += sprintf(outp, "%s%d",
1114*1b439f01SLen Brown 						(printed++ ? delim : ""), cpus[t->cpu_id].physical_node_id);
111501235041SPrarit Bhargava 			else
1116*1b439f01SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
111701235041SPrarit Bhargava 		}
1118812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
1119c98d5d94SLen Brown 			if (c)
11206168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id);
1121c98d5d94SLen Brown 			else
11226168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1123c98d5d94SLen Brown 		}
1124812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
11256168c2e0SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id);
11264c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
11274c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id);
11284c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
11294c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id);
1130103a8feaSLen Brown 	}
1131fc04cc67SLen Brown 
1132812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
1133*1b439f01SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 / units * t->aperf / interval_float);
1134fc04cc67SLen Brown 
1135812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
11366168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf / tsc);
1137103a8feaSLen Brown 
1138812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
113921ed5574SLen Brown 		if (has_base_hz)
1140*1b439f01SLen Brown 			outp +=
1141*1b439f01SLen Brown 			    sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf);
114221ed5574SLen Brown 		else
11436168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1144008d396eSLen Brown 					tsc / units * t->aperf / t->mperf / interval_float);
114521ed5574SLen Brown 	}
1146103a8feaSLen Brown 
1147812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
11486168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc / units / interval_float);
1149103a8feaSLen Brown 
11502af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
11512af4f9b8SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 1.0 * t->instr_count / t->aperf);
11522af4f9b8SLen Brown 
1153562a2d37SLen Brown 	/* IRQ */
11540de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
11550de6c0dfSLen Brown 		if (sums_need_wide_columns)
11566168c2e0SLen Brown 			outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count);
11570de6c0dfSLen Brown 		else
11586168c2e0SLen Brown 			outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count);
11590de6c0dfSLen Brown 	}
1160562a2d37SLen Brown 
11611cc21f7bSLen Brown 	/* SMI */
1162812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
11636168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count);
11641cc21f7bSLen Brown 
1165678a3bd1SLen Brown 	/* Added counters */
1166678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1167678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
1168678a3bd1SLen Brown 			if (mp->width == 32)
1169*1b439f01SLen Brown 				outp +=
1170*1b439f01SLen Brown 				    sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int)t->counter[i]);
1171678a3bd1SLen Brown 			else
11726168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]);
1173678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11740de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11756168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]);
11760de6c0dfSLen Brown 			else
11776168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]);
1178678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
117941618e63SLen Brown 			if (mp->type == COUNTER_USEC)
1180*1b439f01SLen Brown 				outp +=
1181*1b439f01SLen Brown 				    sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
1182*1b439f01SLen Brown 					    t->counter[i] / interval_float / 10000);
118341618e63SLen Brown 			else
11846168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i] / tsc);
1185678a3bd1SLen Brown 		}
1186678a3bd1SLen Brown 	}
1187678a3bd1SLen Brown 
118841618e63SLen Brown 	/* C1 */
118941618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
11906168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1 / tsc);
119141618e63SLen Brown 
1192c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
1193c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1194c98d5d94SLen Brown 		goto done;
1195c98d5d94SLen Brown 
1196562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
11976168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3 / tsc);
1198812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
11996168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6 / tsc);
1200812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
12016168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7 / tsc);
1202c98d5d94SLen Brown 
12030539ba11SLen Brown 	/* Mod%c6 */
12040539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
12056168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc);
12060539ba11SLen Brown 
1207812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
12086168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c);
1209889facbeSLen Brown 
1210388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1211388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1212388e9c81SLen Brown 			if (mp->width == 32)
1213*1b439f01SLen Brown 				outp +=
1214*1b439f01SLen Brown 				    sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int)c->counter[i]);
1215388e9c81SLen Brown 			else
12166168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]);
1217388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
12180de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
12196168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]);
12200de6c0dfSLen Brown 			else
12216168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]);
1222388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
12236168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i] / tsc);
1224388e9c81SLen Brown 		}
1225388e9c81SLen Brown 	}
1226388e9c81SLen Brown 
12279392bd98SCalvin Walton 	fmt8 = "%s%.2f";
12289392bd98SCalvin Walton 
12299392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
1230*1b439f01SLen Brown 		outp +=
1231*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float);
12329392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
12339392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units);
12349392bd98SCalvin Walton 
1235c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
1236c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1237c98d5d94SLen Brown 		goto done;
1238c98d5d94SLen Brown 
12390b2bb692SLen Brown 	/* PkgTmp */
1240812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
12416168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c);
1242889facbeSLen Brown 
1243fdf676e5SLen Brown 	/* GFXrc6 */
1244812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
1245ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
12466168c2e0SLen Brown 			outp += sprintf(outp, "%s**.**", (printed++ ? delim : ""));
12479185e988SLen Brown 		} else {
12486168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
12499185e988SLen Brown 					p->gfx_rc6_ms / 10.0 / interval_float);
12509185e988SLen Brown 		}
12519185e988SLen Brown 	}
1252fdf676e5SLen Brown 
125327d47356SLen Brown 	/* GFXMHz */
1254812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
12556168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz);
125627d47356SLen Brown 
1257b4b91569SRafael Antognolli 	/* GFXACTMHz */
1258b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
1259b4b91569SRafael Antognolli 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_act_mhz);
1260b4b91569SRafael Antognolli 
12610b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
1262a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
12636168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0 / tsc);
1264a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
12656168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0 / tsc);
1266a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
12676168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0 / tsc);
1268a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
12696168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0 / tsc);
12700b2bb692SLen Brown 
12710f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
12726168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2 / tsc);
12730f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
12746168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3 / tsc);
12750f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
12766168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6 / tsc);
12770f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
12786168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7 / tsc);
12790f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
12806168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8 / tsc);
12810f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
12826168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9 / tsc);
12830f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
12846168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10 / tsc);
1285889facbeSLen Brown 
1286be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
1287*1b439f01SLen Brown 		outp +=
1288*1b439f01SLen Brown 		    sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float);
1289be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
1290*1b439f01SLen Brown 		outp +=
1291*1b439f01SLen Brown 		    sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float);
1292be0e54c4SLen Brown 
1293812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
1294*1b439f01SLen Brown 		outp +=
1295*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float);
12969392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
1297*1b439f01SLen Brown 		outp +=
1298*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float);
1299812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
1300*1b439f01SLen Brown 		outp +=
1301*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float);
1302812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
1303*1b439f01SLen Brown 		outp +=
1304*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""),
1305*1b439f01SLen Brown 			    p->energy_dram * rapl_dram_energy_units / interval_float);
1306812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
13076168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units);
13089392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
13096168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units);
1310812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
13116168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units);
1312812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
13136168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units);
1314812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
1315*1b439f01SLen Brown 		outp +=
1316*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""),
1317*1b439f01SLen Brown 			    100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
1318812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
1319*1b439f01SLen Brown 		outp +=
1320*1b439f01SLen Brown 		    sprintf(outp, fmt8, (printed++ ? delim : ""),
1321*1b439f01SLen Brown 			    100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
1322812db3f7SLen Brown 
1323388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1324388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1325388e9c81SLen Brown 			if (mp->width == 32)
1326*1b439f01SLen Brown 				outp +=
1327*1b439f01SLen Brown 				    sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int)p->counter[i]);
1328388e9c81SLen Brown 			else
13296168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]);
1330388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
13310de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
13326168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]);
13330de6c0dfSLen Brown 			else
13346168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]);
1335388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
13366168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i] / tsc);
1337388e9c81SLen Brown 		}
1338388e9c81SLen Brown 	}
1339388e9c81SLen Brown 
1340c98d5d94SLen Brown done:
134194d6ab4bSLen Brown 	if (*(outp - 1) != '\n')
1342c98d5d94SLen Brown 		outp += sprintf(outp, "\n");
1343c98d5d94SLen Brown 
1344c98d5d94SLen Brown 	return 0;
1345103a8feaSLen Brown }
1346103a8feaSLen Brown 
1347b7d8c148SLen Brown void flush_output_stdout(void)
1348103a8feaSLen Brown {
1349b7d8c148SLen Brown 	FILE *filep;
1350b7d8c148SLen Brown 
1351b7d8c148SLen Brown 	if (outf == stderr)
1352b7d8c148SLen Brown 		filep = stdout;
1353b7d8c148SLen Brown 	else
1354b7d8c148SLen Brown 		filep = outf;
1355b7d8c148SLen Brown 
1356b7d8c148SLen Brown 	fputs(output_buffer, filep);
1357b7d8c148SLen Brown 	fflush(filep);
1358b7d8c148SLen Brown 
1359c98d5d94SLen Brown 	outp = output_buffer;
1360c98d5d94SLen Brown }
1361*1b439f01SLen Brown 
1362b7d8c148SLen Brown void flush_output_stderr(void)
1363c98d5d94SLen Brown {
1364b7d8c148SLen Brown 	fputs(output_buffer, outf);
1365b7d8c148SLen Brown 	fflush(outf);
1366c98d5d94SLen Brown 	outp = output_buffer;
1367c98d5d94SLen Brown }
1368*1b439f01SLen Brown 
1369c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1370c98d5d94SLen Brown {
1371e23da037SLen Brown 	static int printed;
1372103a8feaSLen Brown 
1373e23da037SLen Brown 	if (!printed || !summary_only)
1374c8ade361SLen Brown 		print_header("\t");
1375103a8feaSLen Brown 
13769d83601aSLen Brown 	format_counters(&average.threads, &average.cores, &average.packages);
1377103a8feaSLen Brown 
1378e23da037SLen Brown 	printed = 1;
1379e23da037SLen Brown 
1380e23da037SLen Brown 	if (summary_only)
1381e23da037SLen Brown 		return;
1382e23da037SLen Brown 
1383c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
1384103a8feaSLen Brown }
1385103a8feaSLen Brown 
1386889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
13877c2ccc50SChen Yu 	old = ((((unsigned long long)new << 32) - ((unsigned long long)old << 32)) >> 32);
1388889facbeSLen Brown 
1389*1b439f01SLen Brown int delta_package(struct pkg_data *new, struct pkg_data *old)
1390103a8feaSLen Brown {
1391388e9c81SLen Brown 	int i;
1392388e9c81SLen Brown 	struct msr_counter *mp;
13930b2bb692SLen Brown 
1394a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
13950b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
1396a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
13970b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
1398a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
13990b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
1400a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
14010b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
1402a99d8730SLen Brown 
1403c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
14040f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1405c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
14060f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1407c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
14080f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1409c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
1410ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
1411ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
1412ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
1413be0e54c4SLen Brown 	old->cpu_lpi = new->cpu_lpi - old->cpu_lpi;
1414be0e54c4SLen Brown 	old->sys_lpi = new->sys_lpi - old->sys_lpi;
1415889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
1416889facbeSLen Brown 
14179185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
14189185e988SLen Brown 	if (old->gfx_rc6_ms > new->gfx_rc6_ms)
14199185e988SLen Brown 		old->gfx_rc6_ms = -1;
14209185e988SLen Brown 	else
1421fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
14229185e988SLen Brown 
142327d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
1424b4b91569SRafael Antognolli 	old->gfx_act_mhz = new->gfx_act_mhz;
142527d47356SLen Brown 
142687e15da9SChen Yu 	old->energy_pkg = new->energy_pkg - old->energy_pkg;
142787e15da9SChen Yu 	old->energy_cores = new->energy_cores - old->energy_cores;
142887e15da9SChen Yu 	old->energy_gfx = new->energy_gfx - old->energy_gfx;
142987e15da9SChen Yu 	old->energy_dram = new->energy_dram - old->energy_dram;
143087e15da9SChen Yu 	old->rapl_pkg_perf_status = new->rapl_pkg_perf_status - old->rapl_pkg_perf_status;
143187e15da9SChen Yu 	old->rapl_dram_perf_status = new->rapl_dram_perf_status - old->rapl_dram_perf_status;
1432ba3dec99SLen Brown 
1433388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1434388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1435388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1436388e9c81SLen Brown 		else
1437388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1438388e9c81SLen Brown 	}
1439388e9c81SLen Brown 
1440ba3dec99SLen Brown 	return 0;
1441103a8feaSLen Brown }
1442103a8feaSLen Brown 
1443*1b439f01SLen Brown void delta_core(struct core_data *new, struct core_data *old)
1444c98d5d94SLen Brown {
1445388e9c81SLen Brown 	int i;
1446388e9c81SLen Brown 	struct msr_counter *mp;
1447388e9c81SLen Brown 
1448c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
1449c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
1450c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1451889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
14520539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1453388e9c81SLen Brown 
14549392bd98SCalvin Walton 	DELTA_WRAP32(new->core_energy, old->core_energy);
14559392bd98SCalvin Walton 
1456388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1457388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1458388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1459388e9c81SLen Brown 		else
1460388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1461388e9c81SLen Brown 	}
1462103a8feaSLen Brown }
1463c98d5d94SLen Brown 
14641e9042b9SSrinivas Pandruvada int soft_c1_residency_display(int bic)
14651e9042b9SSrinivas Pandruvada {
14661e9042b9SSrinivas Pandruvada 	if (!DO_BIC(BIC_CPU_c1) || use_c1_residency_msr)
14671e9042b9SSrinivas Pandruvada 		return 0;
14681e9042b9SSrinivas Pandruvada 
14691e9042b9SSrinivas Pandruvada 	return DO_BIC_READ(bic);
14701e9042b9SSrinivas Pandruvada }
14711e9042b9SSrinivas Pandruvada 
1472c3ae331dSLen Brown /*
1473c3ae331dSLen Brown  * old = new - old
1474c3ae331dSLen Brown  */
1475*1b439f01SLen Brown int delta_thread(struct thread_data *new, struct thread_data *old, struct core_data *core_delta)
1476c98d5d94SLen Brown {
1477388e9c81SLen Brown 	int i;
1478388e9c81SLen Brown 	struct msr_counter *mp;
1479388e9c81SLen Brown 
14804c2122d4SLen Brown 	/* we run cpuid just the 1st time, copy the results */
14814c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
14824c2122d4SLen Brown 		new->apic_id = old->apic_id;
14834c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
14844c2122d4SLen Brown 		new->x2apic_id = old->x2apic_id;
14854c2122d4SLen Brown 
14863f44a5c6SLen Brown 	/*
14873f44a5c6SLen Brown 	 * the timestamps from start of measurement interval are in "old"
14883f44a5c6SLen Brown 	 * the timestamp from end of measurement interval are in "new"
14893f44a5c6SLen Brown 	 * over-write old w/ new so we can print end of interval values
14903f44a5c6SLen Brown 	 */
14913f44a5c6SLen Brown 
1492d4794f25SYazen Ghannam 	timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta);
14933f44a5c6SLen Brown 	old->tv_begin = new->tv_begin;
14943f44a5c6SLen Brown 	old->tv_end = new->tv_end;
14953f44a5c6SLen Brown 
1496c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1497c98d5d94SLen Brown 
1498103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1499b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1500b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1501b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1502b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1503103a8feaSLen Brown 
1504c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1505c98d5d94SLen Brown 
1506*1b439f01SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) || soft_c1_residency_display(BIC_Avg_MHz)) {
1507c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1508c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1509c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1510c98d5d94SLen Brown 		} else {
1511ba3dec99SLen Brown 			return -1;
1512103a8feaSLen Brown 		}
1513a729617cSLen Brown 	}
1514103a8feaSLen Brown 
1515144b44b1SLen Brown 	if (use_c1_residency_msr) {
1516144b44b1SLen Brown 		/*
1517144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1518144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1519144b44b1SLen Brown 		 */
1520144b44b1SLen Brown 	} else {
1521103a8feaSLen Brown 		/*
1522c3ae331dSLen Brown 		 * As counter collection is not atomic,
1523c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1524103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1525103a8feaSLen Brown 		 */
152695149369SLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak))
1527c98d5d94SLen Brown 			old->c1 = 0;
1528c98d5d94SLen Brown 		else {
1529c98d5d94SLen Brown 			/* normal case, derive c1 */
1530008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1531c98d5d94SLen Brown 			    - core_delta->c6 - core_delta->c7;
1532c98d5d94SLen Brown 		}
1533144b44b1SLen Brown 	}
1534c3ae331dSLen Brown 
1535c98d5d94SLen Brown 	if (old->mperf == 0) {
1536b7d8c148SLen Brown 		if (debug > 1)
1537b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1538c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1539c98d5d94SLen Brown 	}
1540103a8feaSLen Brown 
15412af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
15422af4f9b8SLen Brown 		old->instr_count = new->instr_count - old->instr_count;
15432af4f9b8SLen Brown 
1544812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1545562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1546562a2d37SLen Brown 
1547812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
15481ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1549ba3dec99SLen Brown 
1550388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1551388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1552388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1553388e9c81SLen Brown 		else
1554388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1555388e9c81SLen Brown 	}
1556ba3dec99SLen Brown 	return 0;
1557103a8feaSLen Brown }
1558c98d5d94SLen Brown 
1559c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1560*1b439f01SLen Brown 	      struct pkg_data *p, struct thread_data *t2, struct core_data *c2, struct pkg_data *p2)
1561c98d5d94SLen Brown {
1562ba3dec99SLen Brown 	int retval = 0;
1563ba3dec99SLen Brown 
1564c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1565c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1566c98d5d94SLen Brown 		delta_core(c, c2);
1567c98d5d94SLen Brown 
1568c98d5d94SLen Brown 	/* always calculate thread delta */
1569ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1570ba3dec99SLen Brown 	if (retval)
1571ba3dec99SLen Brown 		return retval;
1572c98d5d94SLen Brown 
1573c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1574c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1575ba3dec99SLen Brown 		retval = delta_package(p, p2);
1576c98d5d94SLen Brown 
1577ba3dec99SLen Brown 	return retval;
1578103a8feaSLen Brown }
1579103a8feaSLen Brown 
1580c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1581103a8feaSLen Brown {
1582388e9c81SLen Brown 	int i;
1583388e9c81SLen Brown 	struct msr_counter *mp;
1584388e9c81SLen Brown 
15853f44a5c6SLen Brown 	t->tv_begin.tv_sec = 0;
15863f44a5c6SLen Brown 	t->tv_begin.tv_usec = 0;
15873f44a5c6SLen Brown 	t->tv_end.tv_sec = 0;
15883f44a5c6SLen Brown 	t->tv_end.tv_usec = 0;
1589d4794f25SYazen Ghannam 	t->tv_delta.tv_sec = 0;
1590d4794f25SYazen Ghannam 	t->tv_delta.tv_usec = 0;
15913f44a5c6SLen Brown 
1592c98d5d94SLen Brown 	t->tsc = 0;
1593c98d5d94SLen Brown 	t->aperf = 0;
1594c98d5d94SLen Brown 	t->mperf = 0;
1595c98d5d94SLen Brown 	t->c1 = 0;
1596103a8feaSLen Brown 
15972af4f9b8SLen Brown 	t->instr_count = 0;
15982af4f9b8SLen Brown 
1599562a2d37SLen Brown 	t->irq_count = 0;
1600562a2d37SLen Brown 	t->smi_count = 0;
1601562a2d37SLen Brown 
1602c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1603c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1604c98d5d94SLen Brown 
1605c98d5d94SLen Brown 	c->c3 = 0;
1606c98d5d94SLen Brown 	c->c6 = 0;
1607c98d5d94SLen Brown 	c->c7 = 0;
16080539ba11SLen Brown 	c->mc6_us = 0;
1609889facbeSLen Brown 	c->core_temp_c = 0;
16109392bd98SCalvin Walton 	c->core_energy = 0;
1611c98d5d94SLen Brown 
16120b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
16130b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
16140b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
16150b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
16160b2bb692SLen Brown 
1617c98d5d94SLen Brown 	p->pc2 = 0;
16180f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1619c98d5d94SLen Brown 		p->pc3 = 0;
16200f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1621c98d5d94SLen Brown 		p->pc6 = 0;
16220f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1623c98d5d94SLen Brown 		p->pc7 = 0;
1624ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1625ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1626ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1627be0e54c4SLen Brown 	p->cpu_lpi = 0;
1628be0e54c4SLen Brown 	p->sys_lpi = 0;
1629889facbeSLen Brown 
1630889facbeSLen Brown 	p->energy_pkg = 0;
1631889facbeSLen Brown 	p->energy_dram = 0;
1632889facbeSLen Brown 	p->energy_cores = 0;
1633889facbeSLen Brown 	p->energy_gfx = 0;
1634889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1635889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1636889facbeSLen Brown 	p->pkg_temp_c = 0;
163727d47356SLen Brown 
1638fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
163927d47356SLen Brown 	p->gfx_mhz = 0;
1640b4b91569SRafael Antognolli 	p->gfx_act_mhz = 0;
1641388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1642388e9c81SLen Brown 		t->counter[i] = 0;
1643388e9c81SLen Brown 
1644388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1645388e9c81SLen Brown 		c->counter[i] = 0;
1646388e9c81SLen Brown 
1647388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1648388e9c81SLen Brown 		p->counter[i] = 0;
1649103a8feaSLen Brown }
1650*1b439f01SLen Brown 
1651*1b439f01SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1652103a8feaSLen Brown {
1653388e9c81SLen Brown 	int i;
1654388e9c81SLen Brown 	struct msr_counter *mp;
1655388e9c81SLen Brown 
16564c2122d4SLen Brown 	/* copy un-changing apic_id's */
16574c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
16584c2122d4SLen Brown 		average.threads.apic_id = t->apic_id;
16594c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
16604c2122d4SLen Brown 		average.threads.x2apic_id = t->x2apic_id;
16614c2122d4SLen Brown 
16623f44a5c6SLen Brown 	/* remember first tv_begin */
16633f44a5c6SLen Brown 	if (average.threads.tv_begin.tv_sec == 0)
16643f44a5c6SLen Brown 		average.threads.tv_begin = t->tv_begin;
16653f44a5c6SLen Brown 
16663f44a5c6SLen Brown 	/* remember last tv_end */
16673f44a5c6SLen Brown 	average.threads.tv_end = t->tv_end;
16683f44a5c6SLen Brown 
1669c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1670c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1671c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1672c98d5d94SLen Brown 	average.threads.c1 += t->c1;
167315aaa346SLen Brown 
16742af4f9b8SLen Brown 	average.threads.instr_count += t->instr_count;
16752af4f9b8SLen Brown 
1676562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1677562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1678562a2d37SLen Brown 
1679388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1680388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1681388e9c81SLen Brown 			continue;
1682388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1683388e9c81SLen Brown 	}
1684388e9c81SLen Brown 
1685c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1686c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1687c98d5d94SLen Brown 		return 0;
1688c98d5d94SLen Brown 
1689c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1690c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1691c98d5d94SLen Brown 	average.cores.c7 += c->c7;
16920539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1693c98d5d94SLen Brown 
1694889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1695889facbeSLen Brown 
16969392bd98SCalvin Walton 	average.cores.core_energy += c->core_energy;
16979392bd98SCalvin Walton 
1698388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1699388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1700388e9c81SLen Brown 			continue;
1701388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1702388e9c81SLen Brown 	}
1703388e9c81SLen Brown 
1704c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1705c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1706c98d5d94SLen Brown 		return 0;
1707c98d5d94SLen Brown 
1708a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17090b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
1710a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17110b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
1712a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17130b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
1714a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17150b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
17160b2bb692SLen Brown 
1717c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
17180f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1719c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
17200f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1721c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
17220f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1723c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1724ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1725ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1726ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1727c98d5d94SLen Brown 
1728be0e54c4SLen Brown 	average.packages.cpu_lpi = p->cpu_lpi;
1729be0e54c4SLen Brown 	average.packages.sys_lpi = p->sys_lpi;
1730be0e54c4SLen Brown 
1731889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1732889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1733889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1734889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1735889facbeSLen Brown 
1736fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
173727d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
1738b4b91569SRafael Antognolli 	average.packages.gfx_act_mhz = p->gfx_act_mhz;
173927d47356SLen Brown 
1740889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1741889facbeSLen Brown 
1742889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1743889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1744388e9c81SLen Brown 
1745388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1746388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1747388e9c81SLen Brown 			continue;
1748388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1749388e9c81SLen Brown 	}
1750c98d5d94SLen Brown 	return 0;
1751c98d5d94SLen Brown }
1752*1b439f01SLen Brown 
1753c98d5d94SLen Brown /*
1754c98d5d94SLen Brown  * sum the counters for all cpus in the system
1755c98d5d94SLen Brown  * compute the weighted average
1756c98d5d94SLen Brown  */
1757*1b439f01SLen Brown void compute_average(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1758c98d5d94SLen Brown {
1759388e9c81SLen Brown 	int i;
1760388e9c81SLen Brown 	struct msr_counter *mp;
1761388e9c81SLen Brown 
1762c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1763c98d5d94SLen Brown 
1764c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1765c98d5d94SLen Brown 
1766d4794f25SYazen Ghannam 	/* Use the global time delta for the average. */
1767d4794f25SYazen Ghannam 	average.threads.tv_delta = tv_delta;
1768d4794f25SYazen Ghannam 
1769c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1770c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1771c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
17722af4f9b8SLen Brown 	average.threads.instr_count /= topo.num_cpus;
1773c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1774c98d5d94SLen Brown 
17750de6c0dfSLen Brown 	if (average.threads.irq_count > 9999999)
17760de6c0dfSLen Brown 		sums_need_wide_columns = 1;
17770de6c0dfSLen Brown 
1778c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1779c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1780c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
17810539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1782c98d5d94SLen Brown 
1783a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17840b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
1785a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17860b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
1787a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17880b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
1789a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17900b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
17910b2bb692SLen Brown 
1792c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
17930f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1794c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
17950f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1796c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
17970f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1798c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1799ca58710fSKristen Carlson Accardi 
1800ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1801ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1802ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1803388e9c81SLen Brown 
1804388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1805388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1806388e9c81SLen Brown 			continue;
18070de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18080de6c0dfSLen Brown 			if (average.threads.counter[i] > 9999999)
18090de6c0dfSLen Brown 				sums_need_wide_columns = 1;
181041618e63SLen Brown 			continue;
18110de6c0dfSLen Brown 		}
1812388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1813388e9c81SLen Brown 	}
1814388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1815388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1816388e9c81SLen Brown 			continue;
18170de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18180de6c0dfSLen Brown 			if (average.cores.counter[i] > 9999999)
18190de6c0dfSLen Brown 				sums_need_wide_columns = 1;
18200de6c0dfSLen Brown 		}
1821388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1822388e9c81SLen Brown 	}
1823388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1824388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1825388e9c81SLen Brown 			continue;
18260de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18270de6c0dfSLen Brown 			if (average.packages.counter[i] > 9999999)
18280de6c0dfSLen Brown 				sums_need_wide_columns = 1;
18290de6c0dfSLen Brown 		}
1830388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1831388e9c81SLen Brown 	}
1832c98d5d94SLen Brown }
1833c98d5d94SLen Brown 
1834c98d5d94SLen Brown static unsigned long long rdtsc(void)
1835c98d5d94SLen Brown {
1836c98d5d94SLen Brown 	unsigned int low, high;
1837c98d5d94SLen Brown 
1838c98d5d94SLen Brown 	asm volatile ("rdtsc":"=a" (low), "=d"(high));
1839c98d5d94SLen Brown 
1840c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1841c98d5d94SLen Brown }
1842c98d5d94SLen Brown 
1843c98d5d94SLen Brown /*
1844495c7654SLen Brown  * Open a file, and exit on failure
1845495c7654SLen Brown  */
1846495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode)
1847495c7654SLen Brown {
1848495c7654SLen Brown 	FILE *filep = fopen(path, mode);
1849495c7654SLen Brown 
1850495c7654SLen Brown 	if (!filep)
1851495c7654SLen Brown 		err(1, "%s: open failed", path);
1852495c7654SLen Brown 	return filep;
1853495c7654SLen Brown }
1854*1b439f01SLen Brown 
1855495c7654SLen Brown /*
1856495c7654SLen Brown  * snapshot_sysfs_counter()
1857495c7654SLen Brown  *
1858495c7654SLen Brown  * return snapshot of given counter
1859495c7654SLen Brown  */
1860495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path)
1861495c7654SLen Brown {
1862495c7654SLen Brown 	FILE *fp;
1863495c7654SLen Brown 	int retval;
1864495c7654SLen Brown 	unsigned long long counter;
1865495c7654SLen Brown 
1866495c7654SLen Brown 	fp = fopen_or_die(path, "r");
1867495c7654SLen Brown 
1868495c7654SLen Brown 	retval = fscanf(fp, "%lld", &counter);
1869495c7654SLen Brown 	if (retval != 1)
1870495c7654SLen Brown 		err(1, "snapshot_sysfs_counter(%s)", path);
1871495c7654SLen Brown 
1872495c7654SLen Brown 	fclose(fp);
1873495c7654SLen Brown 
1874495c7654SLen Brown 	return counter;
1875495c7654SLen Brown }
1876495c7654SLen Brown 
1877495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp)
1878495c7654SLen Brown {
1879495c7654SLen Brown 	if (mp->msr_num != 0) {
1880495c7654SLen Brown 		if (get_msr(cpu, mp->msr_num, counterp))
1881495c7654SLen Brown 			return -1;
1882495c7654SLen Brown 	} else {
188346c27978SLen Brown 		char path[128 + PATH_BYTES];
188441618e63SLen Brown 
188541618e63SLen Brown 		if (mp->flags & SYSFS_PERCPU) {
1886*1b439f01SLen Brown 			sprintf(path, "/sys/devices/system/cpu/cpu%d/%s", cpu, mp->path);
188741618e63SLen Brown 
188841618e63SLen Brown 			*counterp = snapshot_sysfs_counter(path);
188941618e63SLen Brown 		} else {
1890495c7654SLen Brown 			*counterp = snapshot_sysfs_counter(mp->path);
1891495c7654SLen Brown 		}
189241618e63SLen Brown 	}
1893495c7654SLen Brown 
1894495c7654SLen Brown 	return 0;
1895495c7654SLen Brown }
1896495c7654SLen Brown 
18976d6501d9SBorislav Petkov int get_epb(int cpu)
18986d6501d9SBorislav Petkov {
18996d6501d9SBorislav Petkov 	char path[128 + PATH_BYTES];
19007f1b11baSBorislav Petkov 	unsigned long long msr;
19016d6501d9SBorislav Petkov 	int ret, epb = -1;
19026d6501d9SBorislav Petkov 	FILE *fp;
19036d6501d9SBorislav Petkov 
19046d6501d9SBorislav Petkov 	sprintf(path, "/sys/devices/system/cpu/cpu%d/power/energy_perf_bias", cpu);
19056d6501d9SBorislav Petkov 
19067f1b11baSBorislav Petkov 	fp = fopen(path, "r");
19077f1b11baSBorislav Petkov 	if (!fp)
19087f1b11baSBorislav Petkov 		goto msr_fallback;
19096d6501d9SBorislav Petkov 
19106d6501d9SBorislav Petkov 	ret = fscanf(fp, "%d", &epb);
19116d6501d9SBorislav Petkov 	if (ret != 1)
19126d6501d9SBorislav Petkov 		err(1, "%s(%s)", __func__, path);
19136d6501d9SBorislav Petkov 
19146d6501d9SBorislav Petkov 	fclose(fp);
19156d6501d9SBorislav Petkov 
19166d6501d9SBorislav Petkov 	return epb;
19177f1b11baSBorislav Petkov 
19187f1b11baSBorislav Petkov msr_fallback:
19197f1b11baSBorislav Petkov 	get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr);
19207f1b11baSBorislav Petkov 
19217f1b11baSBorislav Petkov 	return msr & 0xf;
19226d6501d9SBorislav Petkov }
19236d6501d9SBorislav Petkov 
19244c2122d4SLen Brown void get_apic_id(struct thread_data *t)
19254c2122d4SLen Brown {
192634041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
192734041551SLen Brown 
192834041551SLen Brown 	if (DO_BIC(BIC_APIC)) {
192934041551SLen Brown 		eax = ebx = ecx = edx = 0;
193034041551SLen Brown 		__cpuid(1, eax, ebx, ecx, edx);
193134041551SLen Brown 
193234041551SLen Brown 		t->apic_id = (ebx >> 24) & 0xff;
193334041551SLen Brown 	}
193434041551SLen Brown 
193534041551SLen Brown 	if (!DO_BIC(BIC_X2APIC))
193634041551SLen Brown 		return;
193734041551SLen Brown 
1938c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine) {
193934041551SLen Brown 		unsigned int topology_extensions;
194034041551SLen Brown 
194134041551SLen Brown 		if (max_extended_level < 0x8000001e)
194234041551SLen Brown 			return;
19434c2122d4SLen Brown 
19444c2122d4SLen Brown 		eax = ebx = ecx = edx = 0;
194534041551SLen Brown 		__cpuid(0x80000001, eax, ebx, ecx, edx);
194634041551SLen Brown 		topology_extensions = ecx & (1 << 22);
194734041551SLen Brown 
194834041551SLen Brown 		if (topology_extensions == 0)
194934041551SLen Brown 			return;
195034041551SLen Brown 
195134041551SLen Brown 		eax = ebx = ecx = edx = 0;
195234041551SLen Brown 		__cpuid(0x8000001e, eax, ebx, ecx, edx);
195334041551SLen Brown 
195434041551SLen Brown 		t->x2apic_id = eax;
195534041551SLen Brown 		return;
195634041551SLen Brown 	}
19574c2122d4SLen Brown 
19584c2122d4SLen Brown 	if (!genuine_intel)
19594c2122d4SLen Brown 		return;
19604c2122d4SLen Brown 
19614c2122d4SLen Brown 	if (max_level < 0xb)
19624c2122d4SLen Brown 		return;
19634c2122d4SLen Brown 
19644c2122d4SLen Brown 	ecx = 0;
19654c2122d4SLen Brown 	__cpuid(0xb, eax, ebx, ecx, edx);
19664c2122d4SLen Brown 	t->x2apic_id = edx;
19674c2122d4SLen Brown 
196834041551SLen Brown 	if (debug && (t->apic_id != (t->x2apic_id & 0xff)))
1969*1b439f01SLen Brown 		fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n", t->cpu_id, t->apic_id, t->x2apic_id);
19704c2122d4SLen Brown }
19714c2122d4SLen Brown 
1972495c7654SLen Brown /*
1973c98d5d94SLen Brown  * get_counters(...)
1974c98d5d94SLen Brown  * migrate to cpu
1975c98d5d94SLen Brown  * acquire and record local counters for that cpu
1976c98d5d94SLen Brown  */
1977c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1978c98d5d94SLen Brown {
1979c98d5d94SLen Brown 	int cpu = t->cpu_id;
1980889facbeSLen Brown 	unsigned long long msr;
19810102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1982388e9c81SLen Brown 	struct msr_counter *mp;
1983388e9c81SLen Brown 	int i;
1984c98d5d94SLen Brown 
1985e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
19863d7772eaSLen Brown 		fprintf(outf, "get_counters: Could not migrate to CPU %d\n", cpu);
198715aaa346SLen Brown 		return -1;
1988e52966c0SLen Brown 	}
198915aaa346SLen Brown 
1990d4794f25SYazen Ghannam 	gettimeofday(&t->tv_begin, (struct timezone *)NULL);
1991d4794f25SYazen Ghannam 
19924c2122d4SLen Brown 	if (first_counter_read)
19934c2122d4SLen Brown 		get_apic_id(t);
19940102b067SLen Brown retry:
1995c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
199615aaa346SLen Brown 
1997*1b439f01SLen Brown 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) || soft_c1_residency_display(BIC_Avg_MHz)) {
19980102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
19990102b067SLen Brown 
20000102b067SLen Brown 		/*
20010102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
20020102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
20030102b067SLen Brown 		 *
20040102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
20050102b067SLen Brown 		 * individual system call, so delays may occur
20060102b067SLen Brown 		 * between them.  If the time to read them
20070102b067SLen Brown 		 * varies by a large amount, we re-read them.
20080102b067SLen Brown 		 */
20090102b067SLen Brown 
20100102b067SLen Brown 		/*
20110102b067SLen Brown 		 * This initial dummy APERF read has been seen to
20120102b067SLen Brown 		 * reduce jitter in the subsequent reads.
20130102b067SLen Brown 		 */
20140102b067SLen Brown 
20159c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
2016c98d5d94SLen Brown 			return -3;
20170102b067SLen Brown 
20180102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
20190102b067SLen Brown 
20200102b067SLen Brown 		tsc_before = t->tsc;
20210102b067SLen Brown 
20220102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
20230102b067SLen Brown 			return -3;
20240102b067SLen Brown 
20250102b067SLen Brown 		tsc_between = rdtsc();
20260102b067SLen Brown 
20279c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
2028c98d5d94SLen Brown 			return -4;
20290102b067SLen Brown 
20300102b067SLen Brown 		tsc_after = rdtsc();
20310102b067SLen Brown 
20320102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
20330102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
20340102b067SLen Brown 
20350102b067SLen Brown 		/*
20360102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
20370102b067SLen Brown 		 * differ by more than 2x, then try again.
20380102b067SLen Brown 		 */
20390102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
20400102b067SLen Brown 			aperf_mperf_retry_count++;
20410102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
20420102b067SLen Brown 				goto retry;
20430102b067SLen Brown 			else
2044*1b439f01SLen Brown 				warnx("cpu%d jitter %lld %lld", cpu, aperf_time, mperf_time);
20450102b067SLen Brown 		}
20460102b067SLen Brown 		aperf_mperf_retry_count = 0;
20470102b067SLen Brown 
2048b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
2049b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
205088c3281fSLen Brown 	}
205188c3281fSLen Brown 
20522af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
20532af4f9b8SLen Brown 		if (read(get_instr_count_fd(cpu), &t->instr_count, sizeof(long long)) != sizeof(long long))
20542af4f9b8SLen Brown 			return -4;
20552af4f9b8SLen Brown 
2056812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
2057562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
2058812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
20591ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
20601ed51011SLen Brown 			return -5;
20611ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
20621ed51011SLen Brown 	}
20630539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
2064144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
2065144b44b1SLen Brown 			return -6;
2066144b44b1SLen Brown 	}
2067144b44b1SLen Brown 
2068388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
2069495c7654SLen Brown 		if (get_mp(cpu, mp, &t->counter[i]))
2070388e9c81SLen Brown 			return -10;
2071388e9c81SLen Brown 	}
2072388e9c81SLen Brown 
2073c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
2074c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
2075f4fdf2b4SLen Brown 		goto done;
2076c98d5d94SLen Brown 
20771e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c3) || soft_c1_residency_display(BIC_CPU_c3)) {
2078c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
2079c98d5d94SLen Brown 			return -6;
2080144b44b1SLen Brown 	}
2081144b44b1SLen Brown 
20821e9042b9SSrinivas Pandruvada 	if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
2083c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
2084c98d5d94SLen Brown 			return -7;
20851e9042b9SSrinivas Pandruvada 	} else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
2086fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
2087fb5d4327SDasaratharaman Chandramouli 			return -7;
2088103a8feaSLen Brown 	}
208915aaa346SLen Brown 
20907ab5ff49SZhang Rui 	if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7)) {
2091c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
2092c98d5d94SLen Brown 			return -8;
20937ab5ff49SZhang Rui 		else if (t->is_atom) {
20947ab5ff49SZhang Rui 			/*
20957ab5ff49SZhang Rui 			 * For Atom CPUs that has core cstate deeper than c6,
20967ab5ff49SZhang Rui 			 * MSR_CORE_C6_RESIDENCY returns residency of cc6 and deeper.
20977ab5ff49SZhang Rui 			 * Minus CC7 (and deeper cstates) residency to get
20987ab5ff49SZhang Rui 			 * accturate cc6 residency.
20997ab5ff49SZhang Rui 			 */
21007ab5ff49SZhang Rui 			c->c6 -= c->c7;
21017ab5ff49SZhang Rui 		}
21027ab5ff49SZhang Rui 	}
2103c98d5d94SLen Brown 
21040539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
21050539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
21060539ba11SLen Brown 			return -8;
21070539ba11SLen Brown 
2108812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
2109889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
2110889facbeSLen Brown 			return -9;
211155279aefSZhang Rui 		c->core_temp_c = tj_max - ((msr >> 16) & 0x7F);
2112889facbeSLen Brown 	}
2113889facbeSLen Brown 
21149392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
21159392bd98SCalvin Walton 		if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr))
21169392bd98SCalvin Walton 			return -14;
21179392bd98SCalvin Walton 		c->core_energy = msr & 0xFFFFFFFF;
21189392bd98SCalvin Walton 	}
21199392bd98SCalvin Walton 
2120388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
2121495c7654SLen Brown 		if (get_mp(cpu, mp, &c->counter[i]))
2122388e9c81SLen Brown 			return -10;
2123388e9c81SLen Brown 	}
2124889facbeSLen Brown 
2125c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
2126c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2127f4fdf2b4SLen Brown 		goto done;
212815aaa346SLen Brown 
2129a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0)) {
21300b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
21310b2bb692SLen Brown 			return -10;
2132a99d8730SLen Brown 	}
2133a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0)) {
21340b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
21350b2bb692SLen Brown 			return -11;
2136a99d8730SLen Brown 	}
2137a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0)) {
21380b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
21390b2bb692SLen Brown 			return -12;
2140a99d8730SLen Brown 	}
2141a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX)) {
21420b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
21430b2bb692SLen Brown 			return -13;
21440b2bb692SLen Brown 	}
21450f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
2146c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
2147c98d5d94SLen Brown 			return -9;
21480f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6)) {
21490539ba11SLen Brown 		if (do_slm_cstates) {
21500539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
21510539ba11SLen Brown 				return -10;
21520539ba11SLen Brown 		} else {
2153c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
2154c98d5d94SLen Brown 				return -10;
21550539ba11SLen Brown 		}
21560539ba11SLen Brown 	}
21570539ba11SLen Brown 
21580f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
2159c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
2160c98d5d94SLen Brown 			return -11;
21610f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
2162c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
2163c98d5d94SLen Brown 			return -12;
21640f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
2165ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
2166ca58710fSKristen Carlson Accardi 			return -13;
21670f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
2168ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
2169ca58710fSKristen Carlson Accardi 			return -13;
21700f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
2171ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
2172ca58710fSKristen Carlson Accardi 			return -13;
21730f47c08dSLen Brown 
2174be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
2175be0e54c4SLen Brown 		p->cpu_lpi = cpuidle_cur_cpu_lpi_us;
2176be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
2177be0e54c4SLen Brown 		p->sys_lpi = cpuidle_cur_sys_lpi_us;
2178be0e54c4SLen Brown 
2179889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
21809972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STATUS, &msr))
2181889facbeSLen Brown 			return -13;
21829972d5d8SChen Yu 		p->energy_pkg = msr;
2183889facbeSLen Brown 	}
21849148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
21859972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP0_ENERGY_STATUS, &msr))
2186889facbeSLen Brown 			return -14;
21879972d5d8SChen Yu 		p->energy_cores = msr;
2188889facbeSLen Brown 	}
2189889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
21909972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
2191889facbeSLen Brown 			return -15;
21929972d5d8SChen Yu 		p->energy_dram = msr;
2193889facbeSLen Brown 	}
2194889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
21959972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP1_ENERGY_STATUS, &msr))
2196889facbeSLen Brown 			return -16;
21979972d5d8SChen Yu 		p->energy_gfx = msr;
2198889facbeSLen Brown 	}
2199889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
22009972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_PERF_STATUS, &msr))
2201889facbeSLen Brown 			return -16;
22029972d5d8SChen Yu 		p->rapl_pkg_perf_status = msr;
2203889facbeSLen Brown 	}
2204889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
22059972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_PERF_STATUS, &msr))
2206889facbeSLen Brown 			return -16;
22079972d5d8SChen Yu 		p->rapl_dram_perf_status = msr;
2208889facbeSLen Brown 	}
22093316f99aSCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
22109972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STAT, &msr))
22113316f99aSCalvin Walton 			return -13;
22129972d5d8SChen Yu 		p->energy_pkg = msr;
22133316f99aSCalvin Walton 	}
2214812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
2215889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
2216889facbeSLen Brown 			return -17;
221755279aefSZhang Rui 		p->pkg_temp_c = tj_max - ((msr >> 16) & 0x7F);
2218889facbeSLen Brown 	}
2219fdf676e5SLen Brown 
2220812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2221fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
2222fdf676e5SLen Brown 
2223812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
222427d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
222527d47356SLen Brown 
2226b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
2227b4b91569SRafael Antognolli 		p->gfx_act_mhz = gfx_act_mhz;
2228b4b91569SRafael Antognolli 
2229388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
2230495c7654SLen Brown 		if (get_mp(cpu, mp, &p->counter[i]))
2231388e9c81SLen Brown 			return -10;
2232388e9c81SLen Brown 	}
2233f4fdf2b4SLen Brown done:
2234f4fdf2b4SLen Brown 	gettimeofday(&t->tv_end, (struct timezone *)NULL);
2235388e9c81SLen Brown 
223615aaa346SLen Brown 	return 0;
2237103a8feaSLen Brown }
2238103a8feaSLen Brown 
2239ee7e38e3SLen Brown /*
2240ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
2241ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
2242ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
2243ee7e38e3SLen Brown  */
2244ee7e38e3SLen Brown 
2245ee7e38e3SLen Brown #define PCLUKN 0		/* Unknown */
2246ee7e38e3SLen Brown #define PCLRSV 1		/* Reserved */
2247ee7e38e3SLen Brown #define PCL__0 2		/* PC0 */
2248ee7e38e3SLen Brown #define PCL__1 3		/* PC1 */
2249ee7e38e3SLen Brown #define PCL__2 4		/* PC2 */
2250ee7e38e3SLen Brown #define PCL__3 5		/* PC3 */
2251ee7e38e3SLen Brown #define PCL__4 6		/* PC4 */
2252ee7e38e3SLen Brown #define PCL__6 7		/* PC6 */
2253ee7e38e3SLen Brown #define PCL_6N 8		/* PC6 No Retention */
2254ee7e38e3SLen Brown #define PCL_6R 9		/* PC6 Retention */
2255ee7e38e3SLen Brown #define PCL__7 10		/* PC7 */
2256ee7e38e3SLen Brown #define PCL_7S 11		/* PC7 Shrink */
22570b2bb692SLen Brown #define PCL__8 12		/* PC8 */
22580b2bb692SLen Brown #define PCL__9 13		/* PC9 */
2259445640a5SLen Brown #define PCL_10 14		/* PC10 */
2260445640a5SLen Brown #define PCLUNL 15		/* Unlimited */
2261ee7e38e3SLen Brown 
2262ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
2263ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
2264*1b439f01SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"
2265*1b439f01SLen Brown };
2266ee7e38e3SLen Brown 
2267*1b439f01SLen Brown int nhm_pkg_cstate_limits[16] =
2268*1b439f01SLen Brown     { PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2269*1b439f01SLen Brown PCLRSV, PCLRSV };
2270*1b439f01SLen Brown int snb_pkg_cstate_limits[16] =
2271*1b439f01SLen Brown     { PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2272*1b439f01SLen Brown PCLRSV, PCLRSV };
2273*1b439f01SLen Brown int hsw_pkg_cstate_limits[16] =
2274*1b439f01SLen Brown     { PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2275*1b439f01SLen Brown PCLRSV, PCLRSV };
2276*1b439f01SLen Brown int slv_pkg_cstate_limits[16] =
2277*1b439f01SLen Brown     { PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2278*1b439f01SLen Brown PCL__6, PCL__7 };
2279*1b439f01SLen Brown int amt_pkg_cstate_limits[16] =
2280*1b439f01SLen Brown     { PCLUNL, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2281*1b439f01SLen Brown PCLRSV, PCLRSV };
2282*1b439f01SLen Brown int phi_pkg_cstate_limits[16] =
2283*1b439f01SLen Brown     { PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2284*1b439f01SLen Brown PCLRSV, PCLRSV };
2285*1b439f01SLen Brown int glm_pkg_cstate_limits[16] =
2286*1b439f01SLen Brown     { PCLUNL, PCL__1, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCL_10, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2287*1b439f01SLen Brown PCLRSV, PCLRSV };
2288*1b439f01SLen Brown int skx_pkg_cstate_limits[16] =
2289*1b439f01SLen Brown     { PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2290*1b439f01SLen Brown PCLRSV, PCLRSV };
2291*1b439f01SLen Brown int icx_pkg_cstate_limits[16] =
2292*1b439f01SLen Brown     { PCL__0, PCL__2, PCL__6, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV,
2293*1b439f01SLen Brown PCLRSV, PCLRSV };
2294a2b7b749SLen Brown 
2295*1b439f01SLen Brown static void calculate_tsc_tweak()
2296a2b7b749SLen Brown {
2297a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
2298a2b7b749SLen Brown }
2299a2b7b749SLen Brown 
2300aeb01e6dSChen Yu void prewake_cstate_probe(unsigned int family, unsigned int model);
2301aeb01e6dSChen Yu 
2302*1b439f01SLen Brown static void dump_nhm_platform_info(void)
2303103a8feaSLen Brown {
2304103a8feaSLen Brown 	unsigned long long msr;
2305103a8feaSLen Brown 	unsigned int ratio;
2306103a8feaSLen Brown 
2307ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
2308103a8feaSLen Brown 
2309b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
23106574a5d5SLen Brown 
2311103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
2312*1b439f01SLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n", ratio, bclk, ratio * bclk);
2313103a8feaSLen Brown 
2314103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
2315*1b439f01SLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", ratio, bclk, ratio * bclk);
2316103a8feaSLen Brown 
23177ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
2318b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
2319bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
232067920418SLen Brown 
2321aeb01e6dSChen Yu 	/* C-state Pre-wake Disable (CSTATE_PREWAKE_DISABLE) */
2322aeb01e6dSChen Yu 	if (dis_cstate_prewake)
2323*1b439f01SLen Brown 		fprintf(outf, "C-state Pre-wake: %sabled\n", msr & 0x40000000 ? "DIS" : "EN");
2324aeb01e6dSChen Yu 
2325fcd17211SLen Brown 	return;
2326fcd17211SLen Brown }
2327fcd17211SLen Brown 
2328*1b439f01SLen Brown static void dump_hsw_turbo_ratio_limits(void)
2329fcd17211SLen Brown {
2330fcd17211SLen Brown 	unsigned long long msr;
2331fcd17211SLen Brown 	unsigned int ratio;
2332fcd17211SLen Brown 
23337ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
2334fcd17211SLen Brown 
2335b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
2336fcd17211SLen Brown 
2337fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
2338fcd17211SLen Brown 	if (ratio)
2339*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n", ratio, bclk, ratio * bclk);
2340fcd17211SLen Brown 
2341fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
2342fcd17211SLen Brown 	if (ratio)
2343*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n", ratio, bclk, ratio * bclk);
2344fcd17211SLen Brown 	return;
2345fcd17211SLen Brown }
2346fcd17211SLen Brown 
2347*1b439f01SLen Brown static void dump_ivt_turbo_ratio_limits(void)
2348fcd17211SLen Brown {
2349fcd17211SLen Brown 	unsigned long long msr;
2350fcd17211SLen Brown 	unsigned int ratio;
23516574a5d5SLen Brown 
23527ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
23536574a5d5SLen Brown 
2354b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
23556574a5d5SLen Brown 
23566574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
23576574a5d5SLen Brown 	if (ratio)
2358*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n", ratio, bclk, ratio * bclk);
23596574a5d5SLen Brown 
23606574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
23616574a5d5SLen Brown 	if (ratio)
2362*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n", ratio, bclk, ratio * bclk);
23636574a5d5SLen Brown 
23646574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
23656574a5d5SLen Brown 	if (ratio)
2366*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n", ratio, bclk, ratio * bclk);
23676574a5d5SLen Brown 
23686574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
23696574a5d5SLen Brown 	if (ratio)
2370*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n", ratio, bclk, ratio * bclk);
23716574a5d5SLen Brown 
23726574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
23736574a5d5SLen Brown 	if (ratio)
2374*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n", ratio, bclk, ratio * bclk);
23756574a5d5SLen Brown 
23766574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
23776574a5d5SLen Brown 	if (ratio)
2378*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n", ratio, bclk, ratio * bclk);
23796574a5d5SLen Brown 
23806574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
23816574a5d5SLen Brown 	if (ratio)
2382*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n", ratio, bclk, ratio * bclk);
23836574a5d5SLen Brown 
23846574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
23856574a5d5SLen Brown 	if (ratio)
2386*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n", ratio, bclk, ratio * bclk);
2387103a8feaSLen Brown 	return;
2388fcd17211SLen Brown }
2389*1b439f01SLen Brown 
239031e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model)
239131e07522SLen Brown {
239231e07522SLen Brown 
239331e07522SLen Brown 	if (!genuine_intel)
239431e07522SLen Brown 		return 0;
239531e07522SLen Brown 
239631e07522SLen Brown 	switch (model) {
239731e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
239831e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
239925368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:
24005ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
240120de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
240231e07522SLen Brown 		return 1;
240331e07522SLen Brown 	}
240431e07522SLen Brown 	return 0;
240531e07522SLen Brown }
2406fcd17211SLen Brown 
2407*1b439f01SLen Brown static void dump_turbo_ratio_limits(int family, int model)
2408fcd17211SLen Brown {
240931e07522SLen Brown 	unsigned long long msr, core_counts;
241031e07522SLen Brown 	unsigned int ratio, group_size;
2411103a8feaSLen Brown 
24127ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2413b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
24146574a5d5SLen Brown 
241531e07522SLen Brown 	if (has_turbo_ratio_group_limits(family, model)) {
241631e07522SLen Brown 		get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts);
241731e07522SLen Brown 		fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts);
241831e07522SLen Brown 	} else {
241931e07522SLen Brown 		core_counts = 0x0807060504030201;
242031e07522SLen Brown 	}
242131e07522SLen Brown 
24226574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
242331e07522SLen Brown 	group_size = (core_counts >> 56) & 0xFF;
24246574a5d5SLen Brown 	if (ratio)
242531e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
242631e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24276574a5d5SLen Brown 
24286574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
242931e07522SLen Brown 	group_size = (core_counts >> 48) & 0xFF;
24306574a5d5SLen Brown 	if (ratio)
243131e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
243231e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24336574a5d5SLen Brown 
24346574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
243531e07522SLen Brown 	group_size = (core_counts >> 40) & 0xFF;
24366574a5d5SLen Brown 	if (ratio)
243731e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
243831e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24396574a5d5SLen Brown 
24406574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
244131e07522SLen Brown 	group_size = (core_counts >> 32) & 0xFF;
24426574a5d5SLen Brown 	if (ratio)
244331e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
244431e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24456574a5d5SLen Brown 
2446103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
244731e07522SLen Brown 	group_size = (core_counts >> 24) & 0xFF;
2448103a8feaSLen Brown 	if (ratio)
244931e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
245031e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2451103a8feaSLen Brown 
2452103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
245331e07522SLen Brown 	group_size = (core_counts >> 16) & 0xFF;
2454103a8feaSLen Brown 	if (ratio)
245531e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
245631e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2457103a8feaSLen Brown 
2458103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
245931e07522SLen Brown 	group_size = (core_counts >> 8) & 0xFF;
2460103a8feaSLen Brown 	if (ratio)
246131e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
246231e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2463103a8feaSLen Brown 
2464103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
246531e07522SLen Brown 	group_size = (core_counts >> 0) & 0xFF;
2466103a8feaSLen Brown 	if (ratio)
246731e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
246831e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2469fcd17211SLen Brown 	return;
2470fcd17211SLen Brown }
24713a9a941dSLen Brown 
2472*1b439f01SLen Brown static void dump_atom_turbo_ratio_limits(void)
24730f7887c4SLen Brown {
24740f7887c4SLen Brown 	unsigned long long msr;
24750f7887c4SLen Brown 	unsigned int ratio;
24760f7887c4SLen Brown 
24770f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
24780f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
24790f7887c4SLen Brown 
24800f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
24810f7887c4SLen Brown 	if (ratio)
2482*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n", ratio, bclk, ratio * bclk);
24830f7887c4SLen Brown 
24840f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
24850f7887c4SLen Brown 	if (ratio)
2486*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n", ratio, bclk, ratio * bclk);
24870f7887c4SLen Brown 
24880f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
24890f7887c4SLen Brown 	if (ratio)
2490*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", ratio, bclk, ratio * bclk);
24910f7887c4SLen Brown 
24920f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
24930f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
24940f7887c4SLen Brown 
24950f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
24960f7887c4SLen Brown 	if (ratio)
2497*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n", ratio, bclk, ratio * bclk);
24980f7887c4SLen Brown 
24990f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
25000f7887c4SLen Brown 	if (ratio)
2501*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n", ratio, bclk, ratio * bclk);
25020f7887c4SLen Brown 
25030f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
25040f7887c4SLen Brown 	if (ratio)
2505*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n", ratio, bclk, ratio * bclk);
25060f7887c4SLen Brown 
25070f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
25080f7887c4SLen Brown 	if (ratio)
2509*1b439f01SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n", ratio, bclk, ratio * bclk);
25100f7887c4SLen Brown }
25110f7887c4SLen Brown 
2512*1b439f01SLen Brown static void dump_knl_turbo_ratio_limits(void)
2513fb5d4327SDasaratharaman Chandramouli {
2514cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
2515cbf97abaSHubert Chrzaniuk 
2516fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
2517cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
2518cbf97abaSHubert Chrzaniuk 	int i, b_nr;
2519cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
2520cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
2521fb5d4327SDasaratharaman Chandramouli 
2522ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2523fb5d4327SDasaratharaman Chandramouli 
2524*1b439f01SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
2525fb5d4327SDasaratharaman Chandramouli 
25261e3ec5cdSRandy Dunlap 	/*
2527fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
2528cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
2529cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
2530fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
2531fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
2532fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
2533fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
2534fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
2535fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
2536fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
2537fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
2538fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
2539fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
2540fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
2541fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
2542fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
2543fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
2544fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
2545fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
2546fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
2547fb5d4327SDasaratharaman Chandramouli 	 */
2548fb5d4327SDasaratharaman Chandramouli 
2549cbf97abaSHubert Chrzaniuk 	b_nr = 0;
2550cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
2551cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
2552cbf97abaSHubert Chrzaniuk 
2553cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
2554fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
2555cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
2556fb5d4327SDasaratharaman Chandramouli 
2557cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
2558cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
2559cbf97abaSHubert Chrzaniuk 		b_nr++;
2560fb5d4327SDasaratharaman Chandramouli 	}
2561cbf97abaSHubert Chrzaniuk 
2562cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
2563cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
2564b7d8c148SLen Brown 			fprintf(outf,
2565710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
2566cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
2567fb5d4327SDasaratharaman Chandramouli }
2568fb5d4327SDasaratharaman Chandramouli 
2569*1b439f01SLen Brown static void dump_nhm_cst_cfg(void)
2570fcd17211SLen Brown {
2571fcd17211SLen Brown 	unsigned long long msr;
2572fcd17211SLen Brown 
25731df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2574fcd17211SLen Brown 
25751df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
2576fcd17211SLen Brown 
25773e8b62bfSArtem Bityutskiy 	fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)",
2578fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
2579fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
2580fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
2581fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
2582*1b439f01SLen Brown 		(msr & (1 << 15)) ? "" : "UN", (unsigned int)msr & 0xF, pkg_cstate_limit_strings[pkg_cstate_limit]);
2583ac980e13SArtem Bityutskiy 
2584ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION		(1UL << 16)
2585ac980e13SArtem Bityutskiy 	if (has_automatic_cstate_conversion) {
2586*1b439f01SLen Brown 		fprintf(outf, ", automatic c-state conversion=%s", (msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off");
2587ac980e13SArtem Bityutskiy 	}
2588ac980e13SArtem Bityutskiy 
2589ac980e13SArtem Bityutskiy 	fprintf(outf, ")\n");
2590ac980e13SArtem Bityutskiy 
2591fcd17211SLen Brown 	return;
2592103a8feaSLen Brown }
2593103a8feaSLen Brown 
2594*1b439f01SLen Brown static void dump_config_tdp(void)
25956fb3143bSLen Brown {
25966fb3143bSLen Brown 	unsigned long long msr;
25976fb3143bSLen Brown 
25986fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
2599b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
2600685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
26016fb3143bSLen Brown 
26026fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
2603b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
26046fb3143bSLen Brown 	if (msr) {
2605685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2606685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2607685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2608685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
26096fb3143bSLen Brown 	}
2610b7d8c148SLen Brown 	fprintf(outf, ")\n");
26116fb3143bSLen Brown 
26126fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
2613b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
26146fb3143bSLen Brown 	if (msr) {
2615685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2616685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2617685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2618685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
26196fb3143bSLen Brown 	}
2620b7d8c148SLen Brown 	fprintf(outf, ")\n");
26216fb3143bSLen Brown 
26226fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
2623b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
26246fb3143bSLen Brown 	if ((msr) & 0x3)
2625b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
2626b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2627b7d8c148SLen Brown 	fprintf(outf, ")\n");
26286fb3143bSLen Brown 
26296fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
2630b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
2631685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
2632b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2633b7d8c148SLen Brown 	fprintf(outf, ")\n");
26346fb3143bSLen Brown }
26355a63426eSLen Brown 
26365a63426eSLen Brown unsigned int irtl_time_units[] = { 1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
26375a63426eSLen Brown 
26385a63426eSLen Brown void print_irtl(void)
26395a63426eSLen Brown {
26405a63426eSLen Brown 	unsigned long long msr;
26415a63426eSLen Brown 
26425a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
26435a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr);
26445a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26455a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26465a63426eSLen Brown 
26475a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC6_IRTL, &msr);
26485a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr);
26495a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26505a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26515a63426eSLen Brown 
26525a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC7_IRTL, &msr);
26535a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr);
26545a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26555a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26565a63426eSLen Brown 
26575a63426eSLen Brown 	if (!do_irtl_hsw)
26585a63426eSLen Brown 		return;
26595a63426eSLen Brown 
26605a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
26615a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
26625a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26635a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26645a63426eSLen Brown 
26655a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
26665a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
26675a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26685a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26695a63426eSLen Brown 
26705a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
26715a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
26725a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26735a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26745a63426eSLen Brown 
26755a63426eSLen Brown }
2676*1b439f01SLen Brown 
267736229897SLen Brown void free_fd_percpu(void)
267836229897SLen Brown {
267936229897SLen Brown 	int i;
268036229897SLen Brown 
268101a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
268236229897SLen Brown 		if (fd_percpu[i] != 0)
268336229897SLen Brown 			close(fd_percpu[i]);
268436229897SLen Brown 	}
268536229897SLen Brown 
268636229897SLen Brown 	free(fd_percpu);
26876fb3143bSLen Brown }
26886fb3143bSLen Brown 
2689c98d5d94SLen Brown void free_all_buffers(void)
2690103a8feaSLen Brown {
26910e2d8f05SLen Brown 	int i;
26920e2d8f05SLen Brown 
2693c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
2694c98d5d94SLen Brown 	cpu_present_set = NULL;
269536229897SLen Brown 	cpu_present_setsize = 0;
2696103a8feaSLen Brown 
2697c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
2698c98d5d94SLen Brown 	cpu_affinity_set = NULL;
2699c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
2700103a8feaSLen Brown 
2701c98d5d94SLen Brown 	free(thread_even);
2702c98d5d94SLen Brown 	free(core_even);
2703c98d5d94SLen Brown 	free(package_even);
2704103a8feaSLen Brown 
2705c98d5d94SLen Brown 	thread_even = NULL;
2706c98d5d94SLen Brown 	core_even = NULL;
2707c98d5d94SLen Brown 	package_even = NULL;
2708103a8feaSLen Brown 
2709c98d5d94SLen Brown 	free(thread_odd);
2710c98d5d94SLen Brown 	free(core_odd);
2711c98d5d94SLen Brown 	free(package_odd);
2712103a8feaSLen Brown 
2713c98d5d94SLen Brown 	thread_odd = NULL;
2714c98d5d94SLen Brown 	core_odd = NULL;
2715c98d5d94SLen Brown 	package_odd = NULL;
2716103a8feaSLen Brown 
2717c98d5d94SLen Brown 	free(output_buffer);
2718c98d5d94SLen Brown 	output_buffer = NULL;
2719c98d5d94SLen Brown 	outp = NULL;
272036229897SLen Brown 
272136229897SLen Brown 	free_fd_percpu();
2722562a2d37SLen Brown 
2723562a2d37SLen Brown 	free(irq_column_2_cpu);
2724562a2d37SLen Brown 	free(irqs_per_cpu);
27250e2d8f05SLen Brown 
27260e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
27270e2d8f05SLen Brown 		if (cpus[i].put_ids)
27280e2d8f05SLen Brown 			CPU_FREE(cpus[i].put_ids);
27290e2d8f05SLen Brown 	}
27300e2d8f05SLen Brown 	free(cpus);
2731103a8feaSLen Brown }
2732103a8feaSLen Brown 
273357a42a34SJosh Triplett /*
273495aebc44SJosh Triplett  * Parse a file containing a single int.
27356de68fe1SLen Brown  * Return 0 if file can not be opened
27366de68fe1SLen Brown  * Exit if file can be opened, but can not be parsed
273795aebc44SJosh Triplett  */
273895aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
273995aebc44SJosh Triplett {
274095aebc44SJosh Triplett 	va_list args;
274195aebc44SJosh Triplett 	char path[PATH_MAX];
274295aebc44SJosh Triplett 	FILE *filep;
274395aebc44SJosh Triplett 	int value;
274495aebc44SJosh Triplett 
274595aebc44SJosh Triplett 	va_start(args, fmt);
274695aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
274795aebc44SJosh Triplett 	va_end(args);
27486de68fe1SLen Brown 	filep = fopen(path, "r");
27496de68fe1SLen Brown 	if (!filep)
27506de68fe1SLen Brown 		return 0;
2751b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2752b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
275395aebc44SJosh Triplett 	fclose(filep);
275495aebc44SJosh Triplett 	return value;
275595aebc44SJosh Triplett }
275695aebc44SJosh Triplett 
275795aebc44SJosh Triplett /*
2758c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2759c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2760c98d5d94SLen Brown  */
2761c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2762c98d5d94SLen Brown {
276395aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2764103a8feaSLen Brown }
2765103a8feaSLen Brown 
2766103a8feaSLen Brown int get_physical_package_id(int cpu)
2767103a8feaSLen Brown {
276895aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2769103a8feaSLen Brown }
2770103a8feaSLen Brown 
27716de68fe1SLen Brown int get_die_id(int cpu)
27726de68fe1SLen Brown {
27736de68fe1SLen Brown 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu);
27746de68fe1SLen Brown }
27756de68fe1SLen Brown 
2776103a8feaSLen Brown int get_core_id(int cpu)
2777103a8feaSLen Brown {
277895aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2779103a8feaSLen Brown }
2780103a8feaSLen Brown 
2781ef605741SPrarit Bhargava void set_node_data(void)
2782ef605741SPrarit Bhargava {
27832ffbb224SPrarit Bhargava 	int pkg, node, lnode, cpu, cpux;
27842ffbb224SPrarit Bhargava 	int cpu_count;
2785ef605741SPrarit Bhargava 
27862ffbb224SPrarit Bhargava 	/* initialize logical_node_id */
27872ffbb224SPrarit Bhargava 	for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu)
27882ffbb224SPrarit Bhargava 		cpus[cpu].logical_node_id = -1;
2789ef605741SPrarit Bhargava 
27902ffbb224SPrarit Bhargava 	cpu_count = 0;
27912ffbb224SPrarit Bhargava 	for (pkg = 0; pkg < topo.num_packages; pkg++) {
27922ffbb224SPrarit Bhargava 		lnode = 0;
27932ffbb224SPrarit Bhargava 		for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) {
27942ffbb224SPrarit Bhargava 			if (cpus[cpu].physical_package_id != pkg)
2795ef605741SPrarit Bhargava 				continue;
27962ffbb224SPrarit Bhargava 			/* find a cpu with an unset logical_node_id */
27972ffbb224SPrarit Bhargava 			if (cpus[cpu].logical_node_id != -1)
27982ffbb224SPrarit Bhargava 				continue;
27992ffbb224SPrarit Bhargava 			cpus[cpu].logical_node_id = lnode;
2800ef605741SPrarit Bhargava 			node = cpus[cpu].physical_node_id;
28012ffbb224SPrarit Bhargava 			cpu_count++;
28022ffbb224SPrarit Bhargava 			/*
28032ffbb224SPrarit Bhargava 			 * find all matching cpus on this pkg and set
28042ffbb224SPrarit Bhargava 			 * the logical_node_id
28052ffbb224SPrarit Bhargava 			 */
28062ffbb224SPrarit Bhargava 			for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) {
2807*1b439f01SLen Brown 				if ((cpus[cpux].physical_package_id == pkg) && (cpus[cpux].physical_node_id == node)) {
28082ffbb224SPrarit Bhargava 					cpus[cpux].logical_node_id = lnode;
28092ffbb224SPrarit Bhargava 					cpu_count++;
2810ef605741SPrarit Bhargava 				}
28112ffbb224SPrarit Bhargava 			}
28122ffbb224SPrarit Bhargava 			lnode++;
28132ffbb224SPrarit Bhargava 			if (lnode > topo.nodes_per_pkg)
28142ffbb224SPrarit Bhargava 				topo.nodes_per_pkg = lnode;
28152ffbb224SPrarit Bhargava 		}
28162ffbb224SPrarit Bhargava 		if (cpu_count >= topo.max_cpu_num)
28172ffbb224SPrarit Bhargava 			break;
28182ffbb224SPrarit Bhargava 	}
2819ef605741SPrarit Bhargava }
2820ef605741SPrarit Bhargava 
2821ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu)
2822c98d5d94SLen Brown {
2823c98d5d94SLen Brown 	char path[80];
2824c98d5d94SLen Brown 	FILE *filep;
28250e2d8f05SLen Brown 	int i;
28260e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
2827c98d5d94SLen Brown 
28280e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; i++) {
2829*1b439f01SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist", cpu, i);
28300e2d8f05SLen Brown 		filep = fopen(path, "r");
28310e2d8f05SLen Brown 		if (!filep)
28320e2d8f05SLen Brown 			continue;
28330e2d8f05SLen Brown 		fclose(filep);
28340e2d8f05SLen Brown 		return i;
28350e2d8f05SLen Brown 	}
28360e2d8f05SLen Brown 	return -1;
2837e275b388SDasaratharaman Chandramouli }
2838c98d5d94SLen Brown 
28390e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu)
28400e2d8f05SLen Brown {
28410e2d8f05SLen Brown 	char path[80], character;
28420e2d8f05SLen Brown 	FILE *filep;
28430e2d8f05SLen Brown 	unsigned long map;
28448cb48b32SPrarit Bhargava 	int so, shift, sib_core;
28450e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
28460e2d8f05SLen Brown 	int offset = topo.max_cpu_num + 1;
28470e2d8f05SLen Brown 	size_t size;
28488cb48b32SPrarit Bhargava 	int thread_id = 0;
28490e2d8f05SLen Brown 
28500e2d8f05SLen Brown 	thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1));
28518cb48b32SPrarit Bhargava 	if (thiscpu->thread_id < 0)
28528cb48b32SPrarit Bhargava 		thiscpu->thread_id = thread_id++;
28530e2d8f05SLen Brown 	if (!thiscpu->put_ids)
28540e2d8f05SLen Brown 		return -1;
28550e2d8f05SLen Brown 
28560e2d8f05SLen Brown 	size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
28570e2d8f05SLen Brown 	CPU_ZERO_S(size, thiscpu->put_ids);
28580e2d8f05SLen Brown 
2859*1b439f01SLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu);
28603d7772eaSLen Brown 	filep = fopen(path, "r");
28613d7772eaSLen Brown 
28623d7772eaSLen Brown 	if (!filep) {
28633d7772eaSLen Brown 		warnx("%s: open failed", path);
28643d7772eaSLen Brown 		return -1;
28653d7772eaSLen Brown 	}
28660e2d8f05SLen Brown 	do {
28670e2d8f05SLen Brown 		offset -= BITMASK_SIZE;
28688173c336SBen Hutchings 		if (fscanf(filep, "%lx%c", &map, &character) != 2)
28698173c336SBen Hutchings 			err(1, "%s: failed to parse file", path);
28700e2d8f05SLen Brown 		for (shift = 0; shift < BITMASK_SIZE; shift++) {
28710e2d8f05SLen Brown 			if ((map >> shift) & 0x1) {
28728cb48b32SPrarit Bhargava 				so = shift + offset;
28738cb48b32SPrarit Bhargava 				sib_core = get_core_id(so);
28748cb48b32SPrarit Bhargava 				if (sib_core == thiscpu->physical_core_id) {
28758cb48b32SPrarit Bhargava 					CPU_SET_S(so, size, thiscpu->put_ids);
2876*1b439f01SLen Brown 					if ((so != cpu) && (cpus[so].thread_id < 0))
2877*1b439f01SLen Brown 						cpus[so].thread_id = thread_id++;
28788cb48b32SPrarit Bhargava 				}
28790e2d8f05SLen Brown 			}
28800e2d8f05SLen Brown 		}
28810e2d8f05SLen Brown 	} while (!strncmp(&character, ",", 1));
2882c98d5d94SLen Brown 	fclose(filep);
28830e2d8f05SLen Brown 
28840e2d8f05SLen Brown 	return CPU_COUNT_S(size, thiscpu->put_ids);
2885c98d5d94SLen Brown }
2886c98d5d94SLen Brown 
2887c98d5d94SLen Brown /*
2888c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2889c98d5d94SLen Brown  * skip non-present cpus
2890103a8feaSLen Brown  */
2891103a8feaSLen Brown 
2892c98d5d94SLen Brown int for_all_cpus_2(int (func) (struct thread_data *, struct core_data *,
2893c98d5d94SLen Brown 			       struct pkg_data *, struct thread_data *, struct core_data *,
2894c98d5d94SLen Brown 			       struct pkg_data *), struct thread_data *thread_base,
2895c98d5d94SLen Brown 		   struct core_data *core_base, struct pkg_data *pkg_base,
2896*1b439f01SLen Brown 		   struct thread_data *thread_base2, struct core_data *core_base2, struct pkg_data *pkg_base2)
2897c98d5d94SLen Brown {
289840f5cfe7SPrarit Bhargava 	int retval, pkg_no, node_no, core_no, thread_no;
2899c98d5d94SLen Brown 
2900c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
290140f5cfe7SPrarit Bhargava 		for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) {
2902*1b439f01SLen Brown 			for (core_no = 0; core_no < topo.cores_per_node; ++core_no) {
2903*1b439f01SLen Brown 				for (thread_no = 0; thread_no < topo.threads_per_core; ++thread_no) {
2904c98d5d94SLen Brown 					struct thread_data *t, *t2;
2905c98d5d94SLen Brown 					struct core_data *c, *c2;
2906c98d5d94SLen Brown 					struct pkg_data *p, *p2;
2907c98d5d94SLen Brown 
2908*1b439f01SLen Brown 					t = GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no);
2909c98d5d94SLen Brown 
2910c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
2911c98d5d94SLen Brown 						continue;
2912c98d5d94SLen Brown 
2913*1b439f01SLen Brown 					t2 = GET_THREAD(thread_base2, thread_no, core_no, node_no, pkg_no);
2914c98d5d94SLen Brown 
2915*1b439f01SLen Brown 					c = GET_CORE(core_base, core_no, node_no, pkg_no);
2916*1b439f01SLen Brown 					c2 = GET_CORE(core_base2, core_no, node_no, pkg_no);
2917c98d5d94SLen Brown 
2918c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
2919c98d5d94SLen Brown 					p2 = GET_PKG(pkg_base2, pkg_no);
2920c98d5d94SLen Brown 
2921c98d5d94SLen Brown 					retval = func(t, c, p, t2, c2, p2);
2922c98d5d94SLen Brown 					if (retval)
2923c98d5d94SLen Brown 						return retval;
2924c98d5d94SLen Brown 				}
2925c98d5d94SLen Brown 			}
2926c98d5d94SLen Brown 		}
292740f5cfe7SPrarit Bhargava 	}
2928c98d5d94SLen Brown 	return 0;
2929c98d5d94SLen Brown }
2930c98d5d94SLen Brown 
2931c98d5d94SLen Brown /*
2932c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2933c98d5d94SLen Brown  * return max_cpu number
2934c98d5d94SLen Brown  */
2935c98d5d94SLen Brown int for_all_proc_cpus(int (func) (int))
2936103a8feaSLen Brown {
2937103a8feaSLen Brown 	FILE *fp;
2938c98d5d94SLen Brown 	int cpu_num;
2939103a8feaSLen Brown 	int retval;
2940103a8feaSLen Brown 
294157a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2942103a8feaSLen Brown 
2943103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2944b2c95d90SJosh Triplett 	if (retval != 0)
2945b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2946103a8feaSLen Brown 
2947c98d5d94SLen Brown 	while (1) {
2948c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2949103a8feaSLen Brown 		if (retval != 1)
2950103a8feaSLen Brown 			break;
2951103a8feaSLen Brown 
2952c98d5d94SLen Brown 		retval = func(cpu_num);
2953c98d5d94SLen Brown 		if (retval) {
2954c98d5d94SLen Brown 			fclose(fp);
2955c98d5d94SLen Brown 			return (retval);
2956c98d5d94SLen Brown 		}
2957103a8feaSLen Brown 	}
2958103a8feaSLen Brown 	fclose(fp);
2959c98d5d94SLen Brown 	return 0;
2960103a8feaSLen Brown }
2961103a8feaSLen Brown 
2962103a8feaSLen Brown void re_initialize(void)
2963103a8feaSLen Brown {
2964c98d5d94SLen Brown 	free_all_buffers();
2965c98d5d94SLen Brown 	setup_all_buffers();
29663d7772eaSLen Brown 	fprintf(outf, "turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2967103a8feaSLen Brown }
2968103a8feaSLen Brown 
2969843c5791SPrarit Bhargava void set_max_cpu_num(void)
2970843c5791SPrarit Bhargava {
2971843c5791SPrarit Bhargava 	FILE *filep;
29728201a028SPrarit Bhargava 	int base_cpu;
2973843c5791SPrarit Bhargava 	unsigned long dummy;
29748201a028SPrarit Bhargava 	char pathname[64];
2975843c5791SPrarit Bhargava 
29768201a028SPrarit Bhargava 	base_cpu = sched_getcpu();
29778201a028SPrarit Bhargava 	if (base_cpu < 0)
29788201a028SPrarit Bhargava 		err(1, "cannot find calling cpu ID");
2979*1b439f01SLen Brown 	sprintf(pathname, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", base_cpu);
29808201a028SPrarit Bhargava 
29818201a028SPrarit Bhargava 	filep = fopen_or_die(pathname, "r");
2982843c5791SPrarit Bhargava 	topo.max_cpu_num = 0;
2983843c5791SPrarit Bhargava 	while (fscanf(filep, "%lx,", &dummy) == 1)
29840e2d8f05SLen Brown 		topo.max_cpu_num += BITMASK_SIZE;
2985843c5791SPrarit Bhargava 	fclose(filep);
2986843c5791SPrarit Bhargava 	topo.max_cpu_num--;	/* 0 based */
2987843c5791SPrarit Bhargava }
2988c98d5d94SLen Brown 
2989103a8feaSLen Brown /*
2990c98d5d94SLen Brown  * count_cpus()
2991c98d5d94SLen Brown  * remember the last one seen, it will be the max
2992103a8feaSLen Brown  */
2993c98d5d94SLen Brown int count_cpus(int cpu)
2994103a8feaSLen Brown {
2995843c5791SPrarit Bhargava 	topo.num_cpus++;
2996c98d5d94SLen Brown 	return 0;
2997103a8feaSLen Brown }
2998*1b439f01SLen Brown 
2999c98d5d94SLen Brown int mark_cpu_present(int cpu)
3000c98d5d94SLen Brown {
3001c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
300215aaa346SLen Brown 	return 0;
3003103a8feaSLen Brown }
3004103a8feaSLen Brown 
30058cb48b32SPrarit Bhargava int init_thread_id(int cpu)
30068cb48b32SPrarit Bhargava {
30078cb48b32SPrarit Bhargava 	cpus[cpu].thread_id = -1;
30088cb48b32SPrarit Bhargava 	return 0;
30098cb48b32SPrarit Bhargava }
30108cb48b32SPrarit Bhargava 
3011562a2d37SLen Brown /*
3012562a2d37SLen Brown  * snapshot_proc_interrupts()
3013562a2d37SLen Brown  *
3014562a2d37SLen Brown  * read and record summary of /proc/interrupts
3015562a2d37SLen Brown  *
3016562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
3017562a2d37SLen Brown  */
3018562a2d37SLen Brown int snapshot_proc_interrupts(void)
3019562a2d37SLen Brown {
3020562a2d37SLen Brown 	static FILE *fp;
3021562a2d37SLen Brown 	int column, retval;
3022562a2d37SLen Brown 
3023562a2d37SLen Brown 	if (fp == NULL)
3024562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
3025562a2d37SLen Brown 	else
3026562a2d37SLen Brown 		rewind(fp);
3027562a2d37SLen Brown 
3028562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
3029562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
3030562a2d37SLen Brown 		int cpu_number;
3031562a2d37SLen Brown 
3032562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
3033562a2d37SLen Brown 		if (retval != 1)
3034562a2d37SLen Brown 			break;
3035562a2d37SLen Brown 
3036562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
3037562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
3038562a2d37SLen Brown 			return 1;
3039562a2d37SLen Brown 		}
3040562a2d37SLen Brown 
3041562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
3042562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
3043562a2d37SLen Brown 	}
3044562a2d37SLen Brown 
3045562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
3046562a2d37SLen Brown 	while (1) {
3047562a2d37SLen Brown 		int column;
3048562a2d37SLen Brown 		char buf[64];
3049562a2d37SLen Brown 
3050562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
3051562a2d37SLen Brown 		if (retval != 1)
3052562a2d37SLen Brown 			break;
3053562a2d37SLen Brown 
3054562a2d37SLen Brown 		/* read the count per cpu */
3055562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
3056562a2d37SLen Brown 
3057562a2d37SLen Brown 			int cpu_number, irq_count;
3058562a2d37SLen Brown 
3059562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
3060562a2d37SLen Brown 			if (retval != 1)
3061562a2d37SLen Brown 				break;
3062562a2d37SLen Brown 
3063562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
3064562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
3065562a2d37SLen Brown 
3066562a2d37SLen Brown 		}
3067562a2d37SLen Brown 
3068*1b439f01SLen Brown 		while (getc(fp) != '\n') ;	/* flush interrupt description */
3069562a2d37SLen Brown 
3070562a2d37SLen Brown 	}
3071562a2d37SLen Brown 	return 0;
3072562a2d37SLen Brown }
3073*1b439f01SLen Brown 
307427d47356SLen Brown /*
3075fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
3076fdf676e5SLen Brown  *
3077fdf676e5SLen Brown  * record snapshot of
3078fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
3079fdf676e5SLen Brown  *
3080fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
3081fdf676e5SLen Brown  */
3082fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
3083fdf676e5SLen Brown {
3084fdf676e5SLen Brown 	FILE *fp;
3085fdf676e5SLen Brown 	int retval;
3086fdf676e5SLen Brown 
3087fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
3088fdf676e5SLen Brown 
3089fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
3090fdf676e5SLen Brown 	if (retval != 1)
3091fdf676e5SLen Brown 		err(1, "GFX rc6");
3092fdf676e5SLen Brown 
3093fdf676e5SLen Brown 	fclose(fp);
3094fdf676e5SLen Brown 
3095fdf676e5SLen Brown 	return 0;
3096fdf676e5SLen Brown }
3097*1b439f01SLen Brown 
3098fdf676e5SLen Brown /*
309927d47356SLen Brown  * snapshot_gfx_mhz()
310027d47356SLen Brown  *
310127d47356SLen Brown  * record snapshot of
310227d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
310327d47356SLen Brown  *
310427d47356SLen Brown  * return 1 if config change requires a restart, else return 0
310527d47356SLen Brown  */
310627d47356SLen Brown int snapshot_gfx_mhz(void)
310727d47356SLen Brown {
310827d47356SLen Brown 	static FILE *fp;
310927d47356SLen Brown 	int retval;
311027d47356SLen Brown 
311127d47356SLen Brown 	if (fp == NULL)
311227d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
311322048c54SLen Brown 	else {
311427d47356SLen Brown 		rewind(fp);
311522048c54SLen Brown 		fflush(fp);
311622048c54SLen Brown 	}
311727d47356SLen Brown 
311827d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
311927d47356SLen Brown 	if (retval != 1)
312027d47356SLen Brown 		err(1, "GFX MHz");
312127d47356SLen Brown 
312227d47356SLen Brown 	return 0;
312327d47356SLen Brown }
3124562a2d37SLen Brown 
3125562a2d37SLen Brown /*
3126b4b91569SRafael Antognolli  * snapshot_gfx_cur_mhz()
3127b4b91569SRafael Antognolli  *
3128b4b91569SRafael Antognolli  * record snapshot of
3129b4b91569SRafael Antognolli  * /sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz
3130b4b91569SRafael Antognolli  *
3131b4b91569SRafael Antognolli  * return 1 if config change requires a restart, else return 0
3132b4b91569SRafael Antognolli  */
3133b4b91569SRafael Antognolli int snapshot_gfx_act_mhz(void)
3134b4b91569SRafael Antognolli {
3135b4b91569SRafael Antognolli 	static FILE *fp;
3136b4b91569SRafael Antognolli 	int retval;
3137b4b91569SRafael Antognolli 
3138b4b91569SRafael Antognolli 	if (fp == NULL)
3139b4b91569SRafael Antognolli 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", "r");
3140b4b91569SRafael Antognolli 	else {
3141b4b91569SRafael Antognolli 		rewind(fp);
3142b4b91569SRafael Antognolli 		fflush(fp);
3143b4b91569SRafael Antognolli 	}
3144b4b91569SRafael Antognolli 
3145b4b91569SRafael Antognolli 	retval = fscanf(fp, "%d", &gfx_act_mhz);
3146b4b91569SRafael Antognolli 	if (retval != 1)
3147b4b91569SRafael Antognolli 		err(1, "GFX ACT MHz");
3148b4b91569SRafael Antognolli 
3149b4b91569SRafael Antognolli 	return 0;
3150b4b91569SRafael Antognolli }
3151b4b91569SRafael Antognolli 
3152b4b91569SRafael Antognolli /*
3153be0e54c4SLen Brown  * snapshot_cpu_lpi()
3154be0e54c4SLen Brown  *
3155be0e54c4SLen Brown  * record snapshot of
3156be0e54c4SLen Brown  * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us
3157be0e54c4SLen Brown  */
3158be0e54c4SLen Brown int snapshot_cpu_lpi_us(void)
3159be0e54c4SLen Brown {
3160be0e54c4SLen Brown 	FILE *fp;
3161be0e54c4SLen Brown 	int retval;
3162be0e54c4SLen Brown 
3163be0e54c4SLen Brown 	fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r");
3164be0e54c4SLen Brown 
3165be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us);
31665ea7647bSPrarit Bhargava 	if (retval != 1) {
31675ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle CPU output\n");
31685ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_CPU_LPI);
3169605736c6SGustavo A. R. Silva 		fclose(fp);
31705ea7647bSPrarit Bhargava 		return -1;
31715ea7647bSPrarit Bhargava 	}
3172be0e54c4SLen Brown 
3173be0e54c4SLen Brown 	fclose(fp);
3174be0e54c4SLen Brown 
3175be0e54c4SLen Brown 	return 0;
3176be0e54c4SLen Brown }
3177*1b439f01SLen Brown 
3178be0e54c4SLen Brown /*
3179be0e54c4SLen Brown  * snapshot_sys_lpi()
3180be0e54c4SLen Brown  *
31811f81c5efSLen Brown  * record snapshot of sys_lpi_file
3182be0e54c4SLen Brown  */
3183be0e54c4SLen Brown int snapshot_sys_lpi_us(void)
3184be0e54c4SLen Brown {
3185be0e54c4SLen Brown 	FILE *fp;
3186be0e54c4SLen Brown 	int retval;
3187be0e54c4SLen Brown 
31881f81c5efSLen Brown 	fp = fopen_or_die(sys_lpi_file, "r");
3189be0e54c4SLen Brown 
3190be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us);
31915ea7647bSPrarit Bhargava 	if (retval != 1) {
31925ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle System output\n");
31935ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_SYS_LPI);
319415423b95SColin Ian King 		fclose(fp);
31955ea7647bSPrarit Bhargava 		return -1;
31965ea7647bSPrarit Bhargava 	}
3197be0e54c4SLen Brown 	fclose(fp);
3198be0e54c4SLen Brown 
3199be0e54c4SLen Brown 	return 0;
3200be0e54c4SLen Brown }
3201*1b439f01SLen Brown 
3202be0e54c4SLen Brown /*
3203562a2d37SLen Brown  * snapshot /proc and /sys files
3204562a2d37SLen Brown  *
3205562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
3206562a2d37SLen Brown  */
3207562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
3208562a2d37SLen Brown {
3209218f0e8dSLen Brown 	if (DO_BIC(BIC_IRQ))
3210562a2d37SLen Brown 		if (snapshot_proc_interrupts())
3211562a2d37SLen Brown 			return 1;
3212562a2d37SLen Brown 
3213812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
3214fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
3215fdf676e5SLen Brown 
3216812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
321727d47356SLen Brown 		snapshot_gfx_mhz();
321827d47356SLen Brown 
3219b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
3220b4b91569SRafael Antognolli 		snapshot_gfx_act_mhz();
3221b4b91569SRafael Antognolli 
3222be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
3223be0e54c4SLen Brown 		snapshot_cpu_lpi_us();
3224be0e54c4SLen Brown 
3225be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
3226be0e54c4SLen Brown 		snapshot_sys_lpi_us();
3227be0e54c4SLen Brown 
3228562a2d37SLen Brown 	return 0;
3229562a2d37SLen Brown }
3230562a2d37SLen Brown 
32318aa2ed0bSLen Brown int exit_requested;
32328aa2ed0bSLen Brown 
32338aa2ed0bSLen Brown static void signal_handler(int signal)
32348aa2ed0bSLen Brown {
32358aa2ed0bSLen Brown 	switch (signal) {
32368aa2ed0bSLen Brown 	case SIGINT:
32378aa2ed0bSLen Brown 		exit_requested = 1;
32388aa2ed0bSLen Brown 		if (debug)
32398aa2ed0bSLen Brown 			fprintf(stderr, " SIGINT\n");
32408aa2ed0bSLen Brown 		break;
324107211960SLen Brown 	case SIGUSR1:
324207211960SLen Brown 		if (debug > 1)
324307211960SLen Brown 			fprintf(stderr, "SIGUSR1\n");
324407211960SLen Brown 		break;
32458aa2ed0bSLen Brown 	}
32468aa2ed0bSLen Brown }
32478aa2ed0bSLen Brown 
32488aa2ed0bSLen Brown void setup_signal_handler(void)
32498aa2ed0bSLen Brown {
32508aa2ed0bSLen Brown 	struct sigaction sa;
32518aa2ed0bSLen Brown 
32528aa2ed0bSLen Brown 	memset(&sa, 0, sizeof(sa));
32538aa2ed0bSLen Brown 
32548aa2ed0bSLen Brown 	sa.sa_handler = &signal_handler;
32558aa2ed0bSLen Brown 
32568aa2ed0bSLen Brown 	if (sigaction(SIGINT, &sa, NULL) < 0)
32578aa2ed0bSLen Brown 		err(1, "sigaction SIGINT");
325807211960SLen Brown 	if (sigaction(SIGUSR1, &sa, NULL) < 0)
325907211960SLen Brown 		err(1, "sigaction SIGUSR1");
32608aa2ed0bSLen Brown }
3261b9ad8ee0SLen Brown 
326247936f94SArtem Bityutskiy void do_sleep(void)
3263b9ad8ee0SLen Brown {
3264c026c236SArtem Bityutskiy 	struct timeval tout;
3265c026c236SArtem Bityutskiy 	struct timespec rest;
3266b9ad8ee0SLen Brown 	fd_set readfds;
3267b9ad8ee0SLen Brown 	int retval;
3268b9ad8ee0SLen Brown 
3269b9ad8ee0SLen Brown 	FD_ZERO(&readfds);
3270b9ad8ee0SLen Brown 	FD_SET(0, &readfds);
3271b9ad8ee0SLen Brown 
3272c026c236SArtem Bityutskiy 	if (ignore_stdin) {
327347936f94SArtem Bityutskiy 		nanosleep(&interval_ts, NULL);
327447936f94SArtem Bityutskiy 		return;
327547936f94SArtem Bityutskiy 	}
3276b9ad8ee0SLen Brown 
3277c026c236SArtem Bityutskiy 	tout = interval_tv;
3278c026c236SArtem Bityutskiy 	retval = select(1, &readfds, NULL, NULL, &tout);
3279b9ad8ee0SLen Brown 
3280b9ad8ee0SLen Brown 	if (retval == 1) {
3281b9ad8ee0SLen Brown 		switch (getc(stdin)) {
3282b9ad8ee0SLen Brown 		case 'q':
3283b9ad8ee0SLen Brown 			exit_requested = 1;
3284b9ad8ee0SLen Brown 			break;
3285c026c236SArtem Bityutskiy 		case EOF:
3286c026c236SArtem Bityutskiy 			/*
3287c026c236SArtem Bityutskiy 			 * 'stdin' is a pipe closed on the other end. There
3288c026c236SArtem Bityutskiy 			 * won't be any further input.
3289c026c236SArtem Bityutskiy 			 */
3290c026c236SArtem Bityutskiy 			ignore_stdin = 1;
3291c026c236SArtem Bityutskiy 			/* Sleep the rest of the time */
3292c026c236SArtem Bityutskiy 			rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000);
3293c026c236SArtem Bityutskiy 			rest.tv_nsec = (tout.tv_usec % 1000000) * 1000;
3294c026c236SArtem Bityutskiy 			nanosleep(&rest, NULL);
3295b9ad8ee0SLen Brown 		}
3296b9ad8ee0SLen Brown 	}
3297b9ad8ee0SLen Brown }
329847936f94SArtem Bityutskiy 
329987e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr)
330087e15da9SChen Yu {
330187e15da9SChen Yu 	int ret, idx;
330287e15da9SChen Yu 	unsigned long long msr_cur, msr_last;
330387e15da9SChen Yu 
330487e15da9SChen Yu 	if (!per_cpu_msr_sum)
330587e15da9SChen Yu 		return 1;
330687e15da9SChen Yu 
330787e15da9SChen Yu 	idx = offset_to_idx(offset);
330887e15da9SChen Yu 	if (idx < 0)
330987e15da9SChen Yu 		return idx;
331087e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
331187e15da9SChen Yu 	ret = get_msr(cpu, offset, &msr_cur);
331287e15da9SChen Yu 	if (ret)
331387e15da9SChen Yu 		return ret;
331487e15da9SChen Yu 	msr_last = per_cpu_msr_sum[cpu].entries[idx].last;
331587e15da9SChen Yu 	DELTA_WRAP32(msr_cur, msr_last);
331687e15da9SChen Yu 	*msr = msr_last + per_cpu_msr_sum[cpu].entries[idx].sum;
331787e15da9SChen Yu 
331887e15da9SChen Yu 	return 0;
331987e15da9SChen Yu }
332087e15da9SChen Yu 
332187e15da9SChen Yu timer_t timerid;
332287e15da9SChen Yu 
332387e15da9SChen Yu /* Timer callback, update the sum of MSRs periodically. */
332487e15da9SChen Yu static int update_msr_sum(struct thread_data *t, struct core_data *c, struct pkg_data *p)
332587e15da9SChen Yu {
332687e15da9SChen Yu 	int i, ret;
332787e15da9SChen Yu 	int cpu = t->cpu_id;
332887e15da9SChen Yu 
332987e15da9SChen Yu 	for (i = IDX_PKG_ENERGY; i < IDX_COUNT; i++) {
333087e15da9SChen Yu 		unsigned long long msr_cur, msr_last;
333113a779deSCalvin Walton 		off_t offset;
333287e15da9SChen Yu 
333387e15da9SChen Yu 		if (!idx_valid(i))
333487e15da9SChen Yu 			continue;
333587e15da9SChen Yu 		offset = idx_to_offset(i);
333687e15da9SChen Yu 		if (offset < 0)
333787e15da9SChen Yu 			continue;
333887e15da9SChen Yu 		ret = get_msr(cpu, offset, &msr_cur);
333987e15da9SChen Yu 		if (ret) {
3340*1b439f01SLen Brown 			fprintf(outf, "Can not update msr(0x%llx)\n", (unsigned long long)offset);
334187e15da9SChen Yu 			continue;
334287e15da9SChen Yu 		}
334387e15da9SChen Yu 
334487e15da9SChen Yu 		msr_last = per_cpu_msr_sum[cpu].entries[i].last;
334587e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].last = msr_cur & 0xffffffff;
334687e15da9SChen Yu 
334787e15da9SChen Yu 		DELTA_WRAP32(msr_cur, msr_last);
334887e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].sum += msr_last;
334987e15da9SChen Yu 	}
335087e15da9SChen Yu 	return 0;
335187e15da9SChen Yu }
335287e15da9SChen Yu 
3353*1b439f01SLen Brown static void msr_record_handler(union sigval v)
335487e15da9SChen Yu {
335587e15da9SChen Yu 	for_all_cpus(update_msr_sum, EVEN_COUNTERS);
335687e15da9SChen Yu }
335787e15da9SChen Yu 
335887e15da9SChen Yu void msr_sum_record(void)
335987e15da9SChen Yu {
336087e15da9SChen Yu 	struct itimerspec its;
336187e15da9SChen Yu 	struct sigevent sev;
336287e15da9SChen Yu 
336387e15da9SChen Yu 	per_cpu_msr_sum = calloc(topo.max_cpu_num + 1, sizeof(struct msr_sum_array));
336487e15da9SChen Yu 	if (!per_cpu_msr_sum) {
336587e15da9SChen Yu 		fprintf(outf, "Can not allocate memory for long time MSR.\n");
336687e15da9SChen Yu 		return;
336787e15da9SChen Yu 	}
336887e15da9SChen Yu 	/*
336987e15da9SChen Yu 	 * Signal handler might be restricted, so use thread notifier instead.
337087e15da9SChen Yu 	 */
337187e15da9SChen Yu 	memset(&sev, 0, sizeof(struct sigevent));
337287e15da9SChen Yu 	sev.sigev_notify = SIGEV_THREAD;
337387e15da9SChen Yu 	sev.sigev_notify_function = msr_record_handler;
337487e15da9SChen Yu 
337587e15da9SChen Yu 	sev.sigev_value.sival_ptr = &timerid;
337687e15da9SChen Yu 	if (timer_create(CLOCK_REALTIME, &sev, &timerid) == -1) {
337787e15da9SChen Yu 		fprintf(outf, "Can not create timer.\n");
337887e15da9SChen Yu 		goto release_msr;
337987e15da9SChen Yu 	}
338087e15da9SChen Yu 
338187e15da9SChen Yu 	its.it_value.tv_sec = 0;
338287e15da9SChen Yu 	its.it_value.tv_nsec = 1;
338387e15da9SChen Yu 	/*
338487e15da9SChen Yu 	 * A wraparound time has been calculated early.
338587e15da9SChen Yu 	 * Some sources state that the peak power for a
338687e15da9SChen Yu 	 * microprocessor is usually 1.5 times the TDP rating,
338787e15da9SChen Yu 	 * use 2 * TDP for safety.
338887e15da9SChen Yu 	 */
338987e15da9SChen Yu 	its.it_interval.tv_sec = rapl_joule_counter_range / 2;
339087e15da9SChen Yu 	its.it_interval.tv_nsec = 0;
339187e15da9SChen Yu 
339287e15da9SChen Yu 	if (timer_settime(timerid, 0, &its, NULL) == -1) {
339387e15da9SChen Yu 		fprintf(outf, "Can not set timer.\n");
339487e15da9SChen Yu 		goto release_timer;
339587e15da9SChen Yu 	}
339687e15da9SChen Yu 	return;
339787e15da9SChen Yu 
339887e15da9SChen Yu release_timer:
339987e15da9SChen Yu 	timer_delete(timerid);
340087e15da9SChen Yu release_msr:
340187e15da9SChen Yu 	free(per_cpu_msr_sum);
340287e15da9SChen Yu }
34034c2122d4SLen Brown 
3404103a8feaSLen Brown void turbostat_loop()
3405103a8feaSLen Brown {
3406c98d5d94SLen Brown 	int retval;
3407e52966c0SLen Brown 	int restarted = 0;
3408023fe0acSChen Yu 	int done_iters = 0;
3409c98d5d94SLen Brown 
34108aa2ed0bSLen Brown 	setup_signal_handler();
34118aa2ed0bSLen Brown 
3412103a8feaSLen Brown restart:
3413e52966c0SLen Brown 	restarted++;
3414e52966c0SLen Brown 
3415562a2d37SLen Brown 	snapshot_proc_sysfs_files();
3416c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
34174c2122d4SLen Brown 	first_counter_read = 0;
3418d91bb17cSLen Brown 	if (retval < -1) {
3419d91bb17cSLen Brown 		exit(retval);
3420d91bb17cSLen Brown 	} else if (retval == -1) {
34213d7772eaSLen Brown 		if (restarted > 10) {
3422e52966c0SLen Brown 			exit(retval);
3423e52966c0SLen Brown 		}
3424c98d5d94SLen Brown 		re_initialize();
3425c98d5d94SLen Brown 		goto restart;
3426c98d5d94SLen Brown 	}
3427e52966c0SLen Brown 	restarted = 0;
3428023fe0acSChen Yu 	done_iters = 0;
3429103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
3430103a8feaSLen Brown 
3431103a8feaSLen Brown 	while (1) {
3432c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
3433103a8feaSLen Brown 			re_initialize();
3434103a8feaSLen Brown 			goto restart;
3435103a8feaSLen Brown 		}
3436b9ad8ee0SLen Brown 		do_sleep();
3437562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3438562a2d37SLen Brown 			goto restart;
3439c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
3440d91bb17cSLen Brown 		if (retval < -1) {
3441d91bb17cSLen Brown 			exit(retval);
3442d91bb17cSLen Brown 		} else if (retval == -1) {
344315aaa346SLen Brown 			re_initialize();
344415aaa346SLen Brown 			goto restart;
344515aaa346SLen Brown 		}
3446103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
3447103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
3448ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
3449ba3dec99SLen Brown 			re_initialize();
3450ba3dec99SLen Brown 			goto restart;
3451ba3dec99SLen Brown 		}
3452c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
3453c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
3454b7d8c148SLen Brown 		flush_output_stdout();
34558aa2ed0bSLen Brown 		if (exit_requested)
34568aa2ed0bSLen Brown 			break;
3457023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3458023fe0acSChen Yu 			break;
3459b9ad8ee0SLen Brown 		do_sleep();
3460562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3461562a2d37SLen Brown 			goto restart;
3462c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
3463d91bb17cSLen Brown 		if (retval < -1) {
3464d91bb17cSLen Brown 			exit(retval);
3465d91bb17cSLen Brown 		} else if (retval == -1) {
3466103a8feaSLen Brown 			re_initialize();
3467103a8feaSLen Brown 			goto restart;
3468103a8feaSLen Brown 		}
3469103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
3470103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
3471ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
3472ba3dec99SLen Brown 			re_initialize();
3473ba3dec99SLen Brown 			goto restart;
3474ba3dec99SLen Brown 		}
3475c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
3476c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
3477b7d8c148SLen Brown 		flush_output_stdout();
34788aa2ed0bSLen Brown 		if (exit_requested)
34798aa2ed0bSLen Brown 			break;
3480023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3481023fe0acSChen Yu 			break;
3482103a8feaSLen Brown 	}
3483103a8feaSLen Brown }
3484103a8feaSLen Brown 
3485103a8feaSLen Brown void check_dev_msr()
3486103a8feaSLen Brown {
3487103a8feaSLen Brown 	struct stat sb;
34887ce7d5deSPrarit Bhargava 	char pathname[32];
3489103a8feaSLen Brown 
34907ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
34917ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
3492a21d38c8SLen Brown 		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
3493d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
3494103a8feaSLen Brown }
3495103a8feaSLen Brown 
3496fcaa681cSLen Brown /*
3497fcaa681cSLen Brown  * check for CAP_SYS_RAWIO
3498fcaa681cSLen Brown  * return 0 on success
3499fcaa681cSLen Brown  * return 1 on fail
3500fcaa681cSLen Brown  */
3501fcaa681cSLen Brown int check_for_cap_sys_rawio(void)
3502103a8feaSLen Brown {
3503fcaa681cSLen Brown 	cap_t caps;
3504fcaa681cSLen Brown 	cap_flag_value_t cap_flag_value;
3505fcaa681cSLen Brown 
3506fcaa681cSLen Brown 	caps = cap_get_proc();
3507fcaa681cSLen Brown 	if (caps == NULL)
3508fcaa681cSLen Brown 		err(-6, "cap_get_proc\n");
3509fcaa681cSLen Brown 
3510fcaa681cSLen Brown 	if (cap_get_flag(caps, CAP_SYS_RAWIO, CAP_EFFECTIVE, &cap_flag_value))
3511fcaa681cSLen Brown 		err(-6, "cap_get\n");
3512fcaa681cSLen Brown 
3513fcaa681cSLen Brown 	if (cap_flag_value != CAP_SET) {
3514*1b439f01SLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed," " try \"# setcap cap_sys_rawio=ep %s\"", progname);
3515fcaa681cSLen Brown 		return 1;
3516fcaa681cSLen Brown 	}
3517fcaa681cSLen Brown 
3518fcaa681cSLen Brown 	if (cap_free(caps) == -1)
3519fcaa681cSLen Brown 		err(-6, "cap_free\n");
3520fcaa681cSLen Brown 
3521fcaa681cSLen Brown 	return 0;
3522fcaa681cSLen Brown }
3523*1b439f01SLen Brown 
3524fcaa681cSLen Brown void check_permissions(void)
3525fcaa681cSLen Brown {
352698481e79SLen Brown 	int do_exit = 0;
35277ce7d5deSPrarit Bhargava 	char pathname[32];
352898481e79SLen Brown 
352998481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
3530fcaa681cSLen Brown 	do_exit += check_for_cap_sys_rawio();
353198481e79SLen Brown 
353298481e79SLen Brown 	/* test file permissions */
35337ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
35347ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
353598481e79SLen Brown 		do_exit++;
353698481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
353798481e79SLen Brown 	}
353898481e79SLen Brown 
353998481e79SLen Brown 	/* if all else fails, thell them to be root */
354098481e79SLen Brown 	if (do_exit)
3541b2c95d90SJosh Triplett 		if (getuid() != 0)
3542d7899447SLen Brown 			warnx("... or simply run as root");
354398481e79SLen Brown 
354498481e79SLen Brown 	if (do_exit)
354598481e79SLen Brown 		exit(-6);
3546103a8feaSLen Brown }
3547103a8feaSLen Brown 
3548d7899447SLen Brown /*
3549d7899447SLen Brown  * NHM adds support for additional MSRs:
3550d7899447SLen Brown  *
3551d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
3552d7899447SLen Brown  *
3553ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
35541df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
3555d7899447SLen Brown  *
3556cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
3557cf4cbe53SLen Brown  *
3558d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
3559d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
3560d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
3561d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
3562d7899447SLen Brown  *
3563ee7e38e3SLen Brown  * Side effect:
35641df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
356533148d67SLen Brown  * sets has_misc_feature_control
3566d7899447SLen Brown  */
3567ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
3568103a8feaSLen Brown {
3569ee7e38e3SLen Brown 	unsigned long long msr;
357021ed5574SLen Brown 	unsigned int base_ratio;
3571ee7e38e3SLen Brown 	int *pkg_cstate_limits;
3572ee7e38e3SLen Brown 
3573103a8feaSLen Brown 	if (!genuine_intel)
3574103a8feaSLen Brown 		return 0;
3575103a8feaSLen Brown 
3576103a8feaSLen Brown 	if (family != 6)
3577103a8feaSLen Brown 		return 0;
3578103a8feaSLen Brown 
357921ed5574SLen Brown 	bclk = discover_bclk(family, model);
358021ed5574SLen Brown 
3581103a8feaSLen Brown 	switch (model) {
3582869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
3583869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3584ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
3585ee7e38e3SLen Brown 		break;
3586869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
3587869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
3588869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3589869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3590ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
359133148d67SLen Brown 		has_misc_feature_control = 1;
3592ee7e38e3SLen Brown 		break;
3593c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
35945e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3595869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
359677e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
3597c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
35985e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3599869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3600af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3601af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3602ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
360333148d67SLen Brown 		has_misc_feature_control = 1;
3604ee7e38e3SLen Brown 		break;
3605d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3606d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
360733148d67SLen Brown 		has_misc_feature_control = 1;
3608d8ebb442SLen Brown 		break;
360925368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
361025368d7cSChen Yu 		pkg_cstate_limits = icx_pkg_cstate_limits;
361125368d7cSChen Yu 		has_misc_feature_control = 1;
361225368d7cSChen Yu 		break;
3613f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
3614cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
36155ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
3616ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
3617ee7e38e3SLen Brown 		break;
3618869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
3619ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
3620cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
3621ee7e38e3SLen Brown 		break;
3622869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
3623ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
3624ee7e38e3SLen Brown 		break;
3625869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3626f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
36275ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
3628f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
362920de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:	/* JVL */
3630445640a5SLen Brown 		pkg_cstate_limits = glm_pkg_cstate_limits;
3631e4085d54SLen Brown 		break;
3632103a8feaSLen Brown 	default:
3633103a8feaSLen Brown 		return 0;
3634103a8feaSLen Brown 	}
36351df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
3636e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
3637ee7e38e3SLen Brown 
3638ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
363921ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
364021ed5574SLen Brown 
364121ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
364221ed5574SLen Brown 	has_base_hz = 1;
3643ee7e38e3SLen Brown 	return 1;
3644103a8feaSLen Brown }
3645*1b439f01SLen Brown 
36460f7887c4SLen Brown /*
3647495c7654SLen Brown  * SLV client has support for unique MSRs:
36480f7887c4SLen Brown  *
36490f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
36500f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
36510f7887c4SLen Brown  */
36520f7887c4SLen Brown 
36530f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
36540f7887c4SLen Brown {
36550f7887c4SLen Brown 	if (!genuine_intel)
36560f7887c4SLen Brown 		return 0;
36570f7887c4SLen Brown 
36580f7887c4SLen Brown 	switch (model) {
3659f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
3660f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_MID:
3661f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_AIRMONT_MID:
36620f7887c4SLen Brown 		return 1;
36630f7887c4SLen Brown 	}
36640f7887c4SLen Brown 	return 0;
36650f7887c4SLen Brown }
3666*1b439f01SLen Brown 
36677170a374SLen Brown int is_dnv(unsigned int family, unsigned int model)
36687170a374SLen Brown {
36697170a374SLen Brown 
36707170a374SLen Brown 	if (!genuine_intel)
36717170a374SLen Brown 		return 0;
36727170a374SLen Brown 
36737170a374SLen Brown 	switch (model) {
36745ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
36757170a374SLen Brown 		return 1;
36767170a374SLen Brown 	}
36777170a374SLen Brown 	return 0;
36787170a374SLen Brown }
3679*1b439f01SLen Brown 
3680ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model)
3681ade0ebacSLen Brown {
3682ade0ebacSLen Brown 
3683ade0ebacSLen Brown 	if (!genuine_intel)
3684ade0ebacSLen Brown 		return 0;
3685ade0ebacSLen Brown 
3686ade0ebacSLen Brown 	switch (model) {
3687ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_X:
3688ade0ebacSLen Brown 		return 1;
3689ade0ebacSLen Brown 	}
3690ade0ebacSLen Brown 	return 0;
3691ade0ebacSLen Brown }
3692*1b439f01SLen Brown 
369334c76197SLen Brown int is_skx(unsigned int family, unsigned int model)
369434c76197SLen Brown {
369534c76197SLen Brown 
369634c76197SLen Brown 	if (!genuine_intel)
369734c76197SLen Brown 		return 0;
369834c76197SLen Brown 
369934c76197SLen Brown 	switch (model) {
370034c76197SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
370134c76197SLen Brown 		return 1;
370234c76197SLen Brown 	}
370334c76197SLen Brown 	return 0;
370434c76197SLen Brown }
370525368d7cSChen Yu 
370625368d7cSChen Yu int is_icx(unsigned int family, unsigned int model)
370725368d7cSChen Yu {
370825368d7cSChen Yu 
370925368d7cSChen Yu 	if (!genuine_intel)
371025368d7cSChen Yu 		return 0;
371125368d7cSChen Yu 
371225368d7cSChen Yu 	switch (model) {
371325368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:
371425368d7cSChen Yu 		return 1;
371525368d7cSChen Yu 	}
371625368d7cSChen Yu 	return 0;
371725368d7cSChen Yu }
371825368d7cSChen Yu 
3719f6708400SChen Yu int is_ehl(unsigned int family, unsigned int model)
3720f6708400SChen Yu {
3721f6708400SChen Yu 	if (!genuine_intel)
3722f6708400SChen Yu 		return 0;
3723f6708400SChen Yu 
3724f6708400SChen Yu 	switch (model) {
3725f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:
3726f6708400SChen Yu 		return 1;
3727f6708400SChen Yu 	}
3728f6708400SChen Yu 	return 0;
3729f6708400SChen Yu }
3730*1b439f01SLen Brown 
373120de0dabSAntti Laakso int is_jvl(unsigned int family, unsigned int model)
373220de0dabSAntti Laakso {
373320de0dabSAntti Laakso 	if (!genuine_intel)
373420de0dabSAntti Laakso 		return 0;
373520de0dabSAntti Laakso 
373620de0dabSAntti Laakso 	switch (model) {
373720de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
373820de0dabSAntti Laakso 		return 1;
373920de0dabSAntti Laakso 	}
374020de0dabSAntti Laakso 	return 0;
374120de0dabSAntti Laakso }
37420f7887c4SLen Brown 
374331e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model)
3744d7899447SLen Brown {
37450f7887c4SLen Brown 	if (has_slv_msrs(family, model))
37460f7887c4SLen Brown 		return 0;
37470f7887c4SLen Brown 
3748d7899447SLen Brown 	switch (model) {
3749d7899447SLen Brown 		/* Nehalem compatible, but do not include turbo-ratio limit support */
3750869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3751869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
3752d7899447SLen Brown 		return 0;
3753d7899447SLen Brown 	default:
3754d7899447SLen Brown 		return 1;
3755d7899447SLen Brown 	}
3756d7899447SLen Brown }
3757*1b439f01SLen Brown 
37580f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
37590f7887c4SLen Brown {
37600f7887c4SLen Brown 	if (has_slv_msrs(family, model))
37610f7887c4SLen Brown 		return 1;
37620f7887c4SLen Brown 
37630f7887c4SLen Brown 	return 0;
37640f7887c4SLen Brown }
3765*1b439f01SLen Brown 
37666574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
37676574a5d5SLen Brown {
37686574a5d5SLen Brown 	if (!genuine_intel)
37696574a5d5SLen Brown 		return 0;
37706574a5d5SLen Brown 
37716574a5d5SLen Brown 	if (family != 6)
37726574a5d5SLen Brown 		return 0;
37736574a5d5SLen Brown 
37746574a5d5SLen Brown 	switch (model) {
3775869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3776869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
37776574a5d5SLen Brown 		return 1;
37786574a5d5SLen Brown 	default:
37796574a5d5SLen Brown 		return 0;
37806574a5d5SLen Brown 	}
37816574a5d5SLen Brown }
3782*1b439f01SLen Brown 
3783fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
3784fcd17211SLen Brown {
3785fcd17211SLen Brown 	if (!genuine_intel)
3786fcd17211SLen Brown 		return 0;
3787fcd17211SLen Brown 
3788fcd17211SLen Brown 	if (family != 6)
3789fcd17211SLen Brown 		return 0;
3790fcd17211SLen Brown 
3791fcd17211SLen Brown 	switch (model) {
3792869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
3793fcd17211SLen Brown 		return 1;
3794fcd17211SLen Brown 	default:
3795fcd17211SLen Brown 		return 0;
3796fcd17211SLen Brown 	}
3797fcd17211SLen Brown }
3798fcd17211SLen Brown 
3799fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
3800fb5d4327SDasaratharaman Chandramouli {
3801fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3802fb5d4327SDasaratharaman Chandramouli 		return 0;
3803fb5d4327SDasaratharaman Chandramouli 
3804fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
3805fb5d4327SDasaratharaman Chandramouli 		return 0;
3806fb5d4327SDasaratharaman Chandramouli 
3807fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3808869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
3809fb5d4327SDasaratharaman Chandramouli 		return 1;
3810fb5d4327SDasaratharaman Chandramouli 	default:
3811fb5d4327SDasaratharaman Chandramouli 		return 0;
3812fb5d4327SDasaratharaman Chandramouli 	}
3813fb5d4327SDasaratharaman Chandramouli }
3814*1b439f01SLen Brown 
381531e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model)
381631e07522SLen Brown {
381731e07522SLen Brown 	if (!genuine_intel)
381831e07522SLen Brown 		return 0;
381931e07522SLen Brown 
382031e07522SLen Brown 	if (family != 6)
382131e07522SLen Brown 		return 0;
382231e07522SLen Brown 
382331e07522SLen Brown 	switch (model) {
382431e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
382531e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
382625368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:
382731e07522SLen Brown 		return 1;
382831e07522SLen Brown 	default:
382931e07522SLen Brown 		return 0;
383031e07522SLen Brown 	}
383131e07522SLen Brown }
3832*1b439f01SLen Brown 
38336fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
38346fb3143bSLen Brown {
38356fb3143bSLen Brown 	if (!genuine_intel)
38366fb3143bSLen Brown 		return 0;
38376fb3143bSLen Brown 
38386fb3143bSLen Brown 	if (family != 6)
38396fb3143bSLen Brown 		return 0;
38406fb3143bSLen Brown 
38416fb3143bSLen Brown 	switch (model) {
3842869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3843c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
3844869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
384577e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
38465e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3847c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
38485e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3849869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3850af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3851af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3852869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
385325368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
38546fb3143bSLen Brown 
3855869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
38566fb3143bSLen Brown 		return 1;
38576fb3143bSLen Brown 	default:
38586fb3143bSLen Brown 		return 0;
38596fb3143bSLen Brown 	}
38606fb3143bSLen Brown }
38616fb3143bSLen Brown 
38620b9a0b9bSZhang Rui /*
38630b9a0b9bSZhang Rui  * tcc_offset_bits:
38640b9a0b9bSZhang Rui  * 0: Tcc Offset not supported (Default)
38650b9a0b9bSZhang Rui  * 6: Bit 29:24 of MSR_PLATFORM_INFO
38660b9a0b9bSZhang Rui  * 4: Bit 27:24 of MSR_PLATFORM_INFO
38670b9a0b9bSZhang Rui  */
38680b9a0b9bSZhang Rui void check_tcc_offset(int model)
38690b9a0b9bSZhang Rui {
38700b9a0b9bSZhang Rui 	unsigned long long msr;
38710b9a0b9bSZhang Rui 
38720b9a0b9bSZhang Rui 	if (!genuine_intel)
38730b9a0b9bSZhang Rui 		return;
38740b9a0b9bSZhang Rui 
38750b9a0b9bSZhang Rui 	switch (model) {
38760b9a0b9bSZhang Rui 	case INTEL_FAM6_SKYLAKE_L:
38770b9a0b9bSZhang Rui 	case INTEL_FAM6_SKYLAKE:
38780b9a0b9bSZhang Rui 	case INTEL_FAM6_KABYLAKE_L:
38790b9a0b9bSZhang Rui 	case INTEL_FAM6_KABYLAKE:
38800b9a0b9bSZhang Rui 	case INTEL_FAM6_ICELAKE_L:
38810b9a0b9bSZhang Rui 	case INTEL_FAM6_ICELAKE:
38820b9a0b9bSZhang Rui 	case INTEL_FAM6_TIGERLAKE_L:
38830b9a0b9bSZhang Rui 	case INTEL_FAM6_TIGERLAKE:
38840b9a0b9bSZhang Rui 	case INTEL_FAM6_COMETLAKE:
38850b9a0b9bSZhang Rui 		if (!get_msr(base_cpu, MSR_PLATFORM_INFO, &msr)) {
38860b9a0b9bSZhang Rui 			msr = (msr >> 30) & 1;
38870b9a0b9bSZhang Rui 			if (msr)
38880b9a0b9bSZhang Rui 				tcc_offset_bits = 6;
38890b9a0b9bSZhang Rui 		}
38900b9a0b9bSZhang Rui 		return;
38910b9a0b9bSZhang Rui 	default:
38920b9a0b9bSZhang Rui 		return;
38930b9a0b9bSZhang Rui 	}
38940b9a0b9bSZhang Rui }
38950b9a0b9bSZhang Rui 
3896*1b439f01SLen Brown static void remove_underbar(char *s)
3897fecb3bc8SDavid Arcari {
3898fecb3bc8SDavid Arcari 	char *to = s;
3899fecb3bc8SDavid Arcari 
3900fecb3bc8SDavid Arcari 	while (*s) {
3901fecb3bc8SDavid Arcari 		if (*s != '_')
3902fecb3bc8SDavid Arcari 			*to++ = *s;
3903fecb3bc8SDavid Arcari 		s++;
3904fecb3bc8SDavid Arcari 	}
3905fecb3bc8SDavid Arcari 
3906fecb3bc8SDavid Arcari 	*to = 0;
3907fecb3bc8SDavid Arcari }
3908fecb3bc8SDavid Arcari 
3909*1b439f01SLen Brown static void dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
3910fcd17211SLen Brown {
3911fcd17211SLen Brown 	if (!do_nhm_platform_info)
3912fcd17211SLen Brown 		return;
3913fcd17211SLen Brown 
3914fcd17211SLen Brown 	dump_nhm_platform_info();
3915fcd17211SLen Brown 
3916fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
3917fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
3918fcd17211SLen Brown 
3919fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
3920fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
3921fcd17211SLen Brown 
392231e07522SLen Brown 	if (has_turbo_ratio_limit(family, model))
392331e07522SLen Brown 		dump_turbo_ratio_limits(family, model);
3924fcd17211SLen Brown 
39250f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
39260f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
39270f7887c4SLen Brown 
3928fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
3929fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
3930fb5d4327SDasaratharaman Chandramouli 
39316fb3143bSLen Brown 	if (has_config_tdp(family, model))
39326fb3143bSLen Brown 		dump_config_tdp();
39336fb3143bSLen Brown 
3934fcd17211SLen Brown 	dump_nhm_cst_cfg();
3935fcd17211SLen Brown }
3936fcd17211SLen Brown 
3937abdcbdb2SLen Brown static void dump_sysfs_file(char *path)
3938abdcbdb2SLen Brown {
3939abdcbdb2SLen Brown 	FILE *input;
3940abdcbdb2SLen Brown 	char cpuidle_buf[64];
3941abdcbdb2SLen Brown 
3942abdcbdb2SLen Brown 	input = fopen(path, "r");
3943abdcbdb2SLen Brown 	if (input == NULL) {
3944abdcbdb2SLen Brown 		if (debug)
3945abdcbdb2SLen Brown 			fprintf(outf, "NSFOD %s\n", path);
3946abdcbdb2SLen Brown 		return;
3947abdcbdb2SLen Brown 	}
3948abdcbdb2SLen Brown 	if (!fgets(cpuidle_buf, sizeof(cpuidle_buf), input))
3949abdcbdb2SLen Brown 		err(1, "%s: failed to read file", path);
3950abdcbdb2SLen Brown 	fclose(input);
3951abdcbdb2SLen Brown 
3952abdcbdb2SLen Brown 	fprintf(outf, "%s: %s", strrchr(path, '/') + 1, cpuidle_buf);
3953abdcbdb2SLen Brown }
3954*1b439f01SLen Brown 
3955*1b439f01SLen Brown static void dump_sysfs_cstate_config(void)
395641618e63SLen Brown {
395741618e63SLen Brown 	char path[64];
395841618e63SLen Brown 	char name_buf[16];
395941618e63SLen Brown 	char desc[64];
396041618e63SLen Brown 	FILE *input;
396141618e63SLen Brown 	int state;
396241618e63SLen Brown 	char *sp;
396341618e63SLen Brown 
3964abdcbdb2SLen Brown 	if (access("/sys/devices/system/cpu/cpuidle", R_OK)) {
3965abdcbdb2SLen Brown 		fprintf(outf, "cpuidle not loaded\n");
3966abdcbdb2SLen Brown 		return;
3967abdcbdb2SLen Brown 	}
3968abdcbdb2SLen Brown 
3969abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_driver");
3970abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor");
3971abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor_ro");
3972abdcbdb2SLen Brown 
397341618e63SLen Brown 	for (state = 0; state < 10; ++state) {
397441618e63SLen Brown 
3975*1b439f01SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", base_cpu, state);
397641618e63SLen Brown 		input = fopen(path, "r");
397741618e63SLen Brown 		if (input == NULL)
397841618e63SLen Brown 			continue;
39798173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
39808173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
398141618e63SLen Brown 
398241618e63SLen Brown 		/* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
398341618e63SLen Brown 		sp = strchr(name_buf, '-');
398441618e63SLen Brown 		if (!sp)
398541618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
398641618e63SLen Brown 		*sp = '\0';
398741618e63SLen Brown 		fclose(input);
398841618e63SLen Brown 
3989fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
3990fecb3bc8SDavid Arcari 
3991*1b439f01SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc", base_cpu, state);
399241618e63SLen Brown 		input = fopen(path, "r");
399341618e63SLen Brown 		if (input == NULL)
399441618e63SLen Brown 			continue;
39958173c336SBen Hutchings 		if (!fgets(desc, sizeof(desc), input))
39968173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
399741618e63SLen Brown 
399841618e63SLen Brown 		fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc);
399941618e63SLen Brown 		fclose(input);
400041618e63SLen Brown 	}
400141618e63SLen Brown }
4002*1b439f01SLen Brown 
4003*1b439f01SLen Brown static void dump_sysfs_pstate_config(void)
40047293fccdSLen Brown {
40057293fccdSLen Brown 	char path[64];
40067293fccdSLen Brown 	char driver_buf[64];
40077293fccdSLen Brown 	char governor_buf[64];
40087293fccdSLen Brown 	FILE *input;
40097293fccdSLen Brown 	int turbo;
40107293fccdSLen Brown 
4011*1b439f01SLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver", base_cpu);
40127293fccdSLen Brown 	input = fopen(path, "r");
40137293fccdSLen Brown 	if (input == NULL) {
40140a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
40157293fccdSLen Brown 		return;
40167293fccdSLen Brown 	}
40178173c336SBen Hutchings 	if (!fgets(driver_buf, sizeof(driver_buf), input))
40188173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
40197293fccdSLen Brown 	fclose(input);
40207293fccdSLen Brown 
4021*1b439f01SLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", base_cpu);
40227293fccdSLen Brown 	input = fopen(path, "r");
40237293fccdSLen Brown 	if (input == NULL) {
40240a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
40257293fccdSLen Brown 		return;
40267293fccdSLen Brown 	}
40278173c336SBen Hutchings 	if (!fgets(governor_buf, sizeof(governor_buf), input))
40288173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
40297293fccdSLen Brown 	fclose(input);
40307293fccdSLen Brown 
40317293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
40327293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
40337293fccdSLen Brown 
40347293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
40357293fccdSLen Brown 	input = fopen(path, "r");
40367293fccdSLen Brown 	if (input != NULL) {
40378173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
40388173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
40397293fccdSLen Brown 		fprintf(outf, "cpufreq boost: %d\n", turbo);
40407293fccdSLen Brown 		fclose(input);
40417293fccdSLen Brown 	}
40427293fccdSLen Brown 
40437293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
40447293fccdSLen Brown 	input = fopen(path, "r");
40457293fccdSLen Brown 	if (input != NULL) {
40468173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
40478173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
40487293fccdSLen Brown 		fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
40497293fccdSLen Brown 		fclose(input);
40507293fccdSLen Brown 	}
40517293fccdSLen Brown }
405241618e63SLen Brown 
4053889facbeSLen Brown /*
4054889facbeSLen Brown  * print_epb()
4055889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
4056889facbeSLen Brown  */
4057889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4058889facbeSLen Brown {
4059889facbeSLen Brown 	char *epb_string;
40606d6501d9SBorislav Petkov 	int cpu, epb;
4061889facbeSLen Brown 
4062889facbeSLen Brown 	if (!has_epb)
4063889facbeSLen Brown 		return 0;
4064889facbeSLen Brown 
4065889facbeSLen Brown 	cpu = t->cpu_id;
4066889facbeSLen Brown 
4067889facbeSLen Brown 	/* EPB is per-package */
4068889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4069889facbeSLen Brown 		return 0;
4070889facbeSLen Brown 
4071889facbeSLen Brown 	if (cpu_migrate(cpu)) {
40723d7772eaSLen Brown 		fprintf(outf, "print_epb: Could not migrate to CPU %d\n", cpu);
4073889facbeSLen Brown 		return -1;
4074889facbeSLen Brown 	}
4075889facbeSLen Brown 
40766d6501d9SBorislav Petkov 	epb = get_epb(cpu);
40776d6501d9SBorislav Petkov 	if (epb < 0)
4078889facbeSLen Brown 		return 0;
4079889facbeSLen Brown 
40806d6501d9SBorislav Petkov 	switch (epb) {
4081889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
4082889facbeSLen Brown 		epb_string = "performance";
4083889facbeSLen Brown 		break;
4084889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
4085889facbeSLen Brown 		epb_string = "balanced";
4086889facbeSLen Brown 		break;
4087889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
4088889facbeSLen Brown 		epb_string = "powersave";
4089889facbeSLen Brown 		break;
4090889facbeSLen Brown 	default:
4091889facbeSLen Brown 		epb_string = "custom";
4092889facbeSLen Brown 		break;
4093889facbeSLen Brown 	}
40946d6501d9SBorislav Petkov 	fprintf(outf, "cpu%d: EPB: %d (%s)\n", cpu, epb, epb_string);
4095889facbeSLen Brown 
4096889facbeSLen Brown 	return 0;
4097889facbeSLen Brown }
4098*1b439f01SLen Brown 
40997f5c258eSLen Brown /*
41007f5c258eSLen Brown  * print_hwp()
41017f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
41027f5c258eSLen Brown  */
41037f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
41047f5c258eSLen Brown {
41057f5c258eSLen Brown 	unsigned long long msr;
41067f5c258eSLen Brown 	int cpu;
41077f5c258eSLen Brown 
41087f5c258eSLen Brown 	if (!has_hwp)
41097f5c258eSLen Brown 		return 0;
41107f5c258eSLen Brown 
41117f5c258eSLen Brown 	cpu = t->cpu_id;
41127f5c258eSLen Brown 
41137f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
41147f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
41157f5c258eSLen Brown 		return 0;
41167f5c258eSLen Brown 
41177f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
41183d7772eaSLen Brown 		fprintf(outf, "print_hwp: Could not migrate to CPU %d\n", cpu);
41197f5c258eSLen Brown 		return -1;
41207f5c258eSLen Brown 	}
41217f5c258eSLen Brown 
41227f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
41237f5c258eSLen Brown 		return 0;
41247f5c258eSLen Brown 
4125*1b439f01SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", cpu, msr, (msr & (1 << 0)) ? "" : "No-");
41267f5c258eSLen Brown 
41277f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
41287f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
41297f5c258eSLen Brown 		return 0;
41307f5c258eSLen Brown 
41317f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
41327f5c258eSLen Brown 		return 0;
41337f5c258eSLen Brown 
4134b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
41356dbd25a2SLen Brown 		"(high %d guar %d eff %d low %d)\n",
41367f5c258eSLen Brown 		cpu, msr,
41377f5c258eSLen Brown 		(unsigned int)HWP_HIGHEST_PERF(msr),
41387f5c258eSLen Brown 		(unsigned int)HWP_GUARANTEED_PERF(msr),
4139*1b439f01SLen Brown 		(unsigned int)HWP_MOSTEFFICIENT_PERF(msr), (unsigned int)HWP_LOWEST_PERF(msr));
41407f5c258eSLen Brown 
41417f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
41427f5c258eSLen Brown 		return 0;
41437f5c258eSLen Brown 
4144b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
41456dbd25a2SLen Brown 		"(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n",
41467f5c258eSLen Brown 		cpu, msr,
41477f5c258eSLen Brown 		(unsigned int)(((msr) >> 0) & 0xff),
41487f5c258eSLen Brown 		(unsigned int)(((msr) >> 8) & 0xff),
41497f5c258eSLen Brown 		(unsigned int)(((msr) >> 16) & 0xff),
41507f5c258eSLen Brown 		(unsigned int)(((msr) >> 24) & 0xff),
4151*1b439f01SLen Brown 		(unsigned int)(((msr) >> 32) & 0xff3), (unsigned int)(((msr) >> 42) & 0x1));
41527f5c258eSLen Brown 
41537f5c258eSLen Brown 	if (has_hwp_pkg) {
41547f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
41557f5c258eSLen Brown 			return 0;
41567f5c258eSLen Brown 
4157b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
41586dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x)\n",
41597f5c258eSLen Brown 			cpu, msr,
41607f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
41617f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
41627f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
4163*1b439f01SLen Brown 			(unsigned int)(((msr) >> 24) & 0xff), (unsigned int)(((msr) >> 32) & 0xff3));
41647f5c258eSLen Brown 	}
41657f5c258eSLen Brown 	if (has_hwp_notify) {
41667f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
41677f5c258eSLen Brown 			return 0;
41687f5c258eSLen Brown 
4169b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
41707f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
4171*1b439f01SLen Brown 			cpu, msr, ((msr) & 0x1) ? "EN" : "Dis", ((msr) & 0x2) ? "EN" : "Dis");
41727f5c258eSLen Brown 	}
41737f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
41747f5c258eSLen Brown 		return 0;
41757f5c258eSLen Brown 
4176b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
41777f5c258eSLen Brown 		"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
4178*1b439f01SLen Brown 		cpu, msr, ((msr) & 0x1) ? "" : "No-", ((msr) & 0x2) ? "" : "No-");
4179889facbeSLen Brown 
4180889facbeSLen Brown 	return 0;
4181889facbeSLen Brown }
4182889facbeSLen Brown 
41833a9a941dSLen Brown /*
41843a9a941dSLen Brown  * print_perf_limit()
41853a9a941dSLen Brown  */
41863a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
41873a9a941dSLen Brown {
41883a9a941dSLen Brown 	unsigned long long msr;
41893a9a941dSLen Brown 	int cpu;
41903a9a941dSLen Brown 
41913a9a941dSLen Brown 	cpu = t->cpu_id;
41923a9a941dSLen Brown 
41933a9a941dSLen Brown 	/* per-package */
41943a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
41953a9a941dSLen Brown 		return 0;
41963a9a941dSLen Brown 
41973a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
41983d7772eaSLen Brown 		fprintf(outf, "print_perf_limit: Could not migrate to CPU %d\n", cpu);
41993a9a941dSLen Brown 		return -1;
42003a9a941dSLen Brown 	}
42013a9a941dSLen Brown 
42023a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
42033a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
4204b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4205b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
4206e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
42073a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
4208e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
4209e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
4210e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
4211e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
4212e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
4213e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
4214e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
4215e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
4216e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
4217e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
4218*1b439f01SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "", (msr & 1 << 0) ? "PROCHOT, " : "");
4219b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
4220e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
42213a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
4222e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
4223e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
4224e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
4225e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
4226e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
4227e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
4228e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
4229e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
4230e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
4231e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
4232*1b439f01SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "", (msr & 1 << 16) ? "PROCHOT, " : "");
42333a9a941dSLen Brown 
42343a9a941dSLen Brown 	}
42353a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
42363a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
4237b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4238b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
42393a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
42403a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
42413a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
42423a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
42433a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
42443a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
4245*1b439f01SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "", (msr & 1 << 11) ? "PkgPwrL2, " : "");
4246b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
42473a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
42483a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
42493a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
42503a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
42513a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
42523a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
4253*1b439f01SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "", (msr & 1 << 27) ? "PkgPwrL2, " : "");
42543a9a941dSLen Brown 	}
42553a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
42563a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
4257b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4258b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
42593a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
42603a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
42613a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
42623a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
4263*1b439f01SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "", (msr & 1 << 11) ? "PkgPwrL2, " : "");
4264b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
42653a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
42663a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
42673a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
42683a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
4269*1b439f01SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "", (msr & 1 << 27) ? "PkgPwrL2, " : "");
42703a9a941dSLen Brown 	}
42713a9a941dSLen Brown 	return 0;
42723a9a941dSLen Brown }
42733a9a941dSLen Brown 
4274889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
4275889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F	/* 6 bit time granularity */
4276889facbeSLen Brown 
42779392bd98SCalvin Walton double get_tdp_intel(unsigned int model)
4278144b44b1SLen Brown {
4279144b44b1SLen Brown 	unsigned long long msr;
4280144b44b1SLen Brown 
4281144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
42827ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
4283144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
4284144b44b1SLen Brown 
4285144b44b1SLen Brown 	switch (model) {
4286f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
42875ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:
4288144b44b1SLen Brown 		return 30.0;
4289144b44b1SLen Brown 	default:
4290144b44b1SLen Brown 		return 135.0;
4291144b44b1SLen Brown 	}
4292144b44b1SLen Brown }
4293144b44b1SLen Brown 
42949392bd98SCalvin Walton double get_tdp_amd(unsigned int family)
42959392bd98SCalvin Walton {
429633eb8225SKim Phillips 	/* This is the max stock TDP of HEDT/Server Fam17h+ chips */
429733eb8225SKim Phillips 	return 280.0;
42989392bd98SCalvin Walton }
42999392bd98SCalvin Walton 
430040ee8e3bSAndrey Semin /*
430140ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
430240ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
430340ee8e3bSAndrey Semin  */
4304*1b439f01SLen Brown static double rapl_dram_energy_units_probe(int model, double rapl_energy_units)
430540ee8e3bSAndrey Semin {
430640ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
430740ee8e3bSAndrey Semin 
430840ee8e3bSAndrey Semin 	switch (model) {
4309869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4310869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4311abdc75abSZhang Rui 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
4312869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
431340ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
431440ee8e3bSAndrey Semin 	default:
431540ee8e3bSAndrey Semin 		return (rapl_energy_units);
431640ee8e3bSAndrey Semin 	}
431740ee8e3bSAndrey Semin }
431840ee8e3bSAndrey Semin 
43199392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model)
4320889facbeSLen Brown {
4321889facbeSLen Brown 	unsigned long long msr;
4322144b44b1SLen Brown 	unsigned int time_unit;
4323889facbeSLen Brown 	double tdp;
4324889facbeSLen Brown 
4325889facbeSLen Brown 	if (family != 6)
4326889facbeSLen Brown 		return;
4327889facbeSLen Brown 
4328889facbeSLen Brown 	switch (model) {
4329869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4330869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
4331c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
433277e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
43335e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
4334c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
43355e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
4336144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
4337812db3f7SLen Brown 		if (rapl_joules) {
4338812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4339812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4340812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4341812db3f7SLen Brown 		} else {
4342812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4343812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4344812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4345812db3f7SLen Brown 		}
4346889facbeSLen Brown 		break;
4347869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4348f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4349e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
4350812db3f7SLen Brown 		if (rapl_joules)
4351812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4352812db3f7SLen Brown 		else
4353812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4354e4085d54SLen Brown 		break;
4355f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4356*1b439f01SLen Brown 		do_rapl =
4357*1b439f01SLen Brown 		    RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS
4358*1b439f01SLen Brown 		    | RAPL_GFX | RAPL_PKG_POWER_INFO;
4359f6708400SChen Yu 		if (rapl_joules) {
4360f6708400SChen Yu 			BIC_PRESENT(BIC_Pkg_J);
4361f6708400SChen Yu 			BIC_PRESENT(BIC_Cor_J);
4362f6708400SChen Yu 			BIC_PRESENT(BIC_RAM_J);
4363f6708400SChen Yu 			BIC_PRESENT(BIC_GFX_J);
4364f6708400SChen Yu 		} else {
4365f6708400SChen Yu 			BIC_PRESENT(BIC_PkgWatt);
4366f6708400SChen Yu 			BIC_PRESENT(BIC_CorWatt);
4367f6708400SChen Yu 			BIC_PRESENT(BIC_RAMWatt);
4368f6708400SChen Yu 			BIC_PRESENT(BIC_GFXWatt);
4369f6708400SChen Yu 		}
4370f6708400SChen Yu 		break;
437120de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:	/* JVL */
437220de0dabSAntti Laakso 		do_rapl = RAPL_PKG | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
437320de0dabSAntti Laakso 		BIC_PRESENT(BIC_PKG__);
437420de0dabSAntti Laakso 		if (rapl_joules)
437520de0dabSAntti Laakso 			BIC_PRESENT(BIC_Pkg_J);
437620de0dabSAntti Laakso 		else
437720de0dabSAntti Laakso 			BIC_PRESENT(BIC_PkgWatt);
437820de0dabSAntti Laakso 		break;
4379af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4380af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4381*1b439f01SLen Brown 		do_rapl =
4382*1b439f01SLen Brown 		    RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS
4383*1b439f01SLen Brown 		    | RAPL_GFX | RAPL_PKG_POWER_INFO;
4384812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4385812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4386812db3f7SLen Brown 		if (rapl_joules) {
4387812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4388812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4389812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
439081824921SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4391812db3f7SLen Brown 		} else {
4392812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4393812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4394812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
439581824921SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4396812db3f7SLen Brown 		}
43970b2bb692SLen Brown 		break;
4398869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4399869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4400869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
440125368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
4402869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
4403*1b439f01SLen Brown 		do_rapl =
4404*1b439f01SLen Brown 		    RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS |
4405*1b439f01SLen Brown 		    RAPL_PKG_POWER_INFO;
4406812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4407812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4408812db3f7SLen Brown 		if (rapl_joules) {
4409812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4410812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4411812db3f7SLen Brown 		} else {
4412812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4413812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4414812db3f7SLen Brown 		}
4415e6f9bb3cSLen Brown 		break;
4416869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4417869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
4418*1b439f01SLen Brown 		do_rapl =
4419*1b439f01SLen Brown 		    RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_PKG_PERF_STATUS |
4420*1b439f01SLen Brown 		    RAPL_DRAM_PERF_STATUS | RAPL_PKG_POWER_INFO;
4421812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4422812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4423812db3f7SLen Brown 		if (rapl_joules) {
4424812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4425812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4426812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4427812db3f7SLen Brown 		} else {
4428812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4429812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4430812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4431812db3f7SLen Brown 		}
4432144b44b1SLen Brown 		break;
4433f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
44345ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4435144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
4436812db3f7SLen Brown 		if (rapl_joules) {
4437812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4438812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4439812db3f7SLen Brown 		} else {
4440812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4441812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4442812db3f7SLen Brown 		}
4443889facbeSLen Brown 		break;
44445ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
4445*1b439f01SLen Brown 		do_rapl =
4446*1b439f01SLen Brown 		    RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS |
4447*1b439f01SLen Brown 		    RAPL_PKG_POWER_INFO | RAPL_CORES_ENERGY_STATUS;
4448812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4449812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4450812db3f7SLen Brown 		if (rapl_joules) {
4451812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4452812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4453812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4454812db3f7SLen Brown 		} else {
4455812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4456812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4457812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4458812db3f7SLen Brown 		}
44590f644909SJacob Pan 		break;
4460889facbeSLen Brown 	default:
4461889facbeSLen Brown 		return;
4462889facbeSLen Brown 	}
4463889facbeSLen Brown 
4464889facbeSLen Brown 	/* units on package 0, verify later other packages match */
44657ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
4466889facbeSLen Brown 		return;
4467889facbeSLen Brown 
4468889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
4469f2c4db1bSPeter Zijlstra 	if (model == INTEL_FAM6_ATOM_SILVERMONT)
4470144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
4471144b44b1SLen Brown 	else
4472889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
4473889facbeSLen Brown 
447440ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
447540ee8e3bSAndrey Semin 
4476144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
4477144b44b1SLen Brown 	if (time_unit == 0)
4478144b44b1SLen Brown 		time_unit = 0xA;
4479889facbeSLen Brown 
4480144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
4481144b44b1SLen Brown 
44829392bd98SCalvin Walton 	tdp = get_tdp_intel(model);
4483889facbeSLen Brown 
4484889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
448596e47158SLen Brown 	if (!quiet)
4486b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
44879392bd98SCalvin Walton }
4488889facbeSLen Brown 
44899392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model)
44909392bd98SCalvin Walton {
44919392bd98SCalvin Walton 	unsigned long long msr;
44929392bd98SCalvin Walton 	unsigned int eax, ebx, ecx, edx;
44939392bd98SCalvin Walton 	unsigned int has_rapl = 0;
44949392bd98SCalvin Walton 	double tdp;
44959392bd98SCalvin Walton 
44969392bd98SCalvin Walton 	if (max_extended_level >= 0x80000007) {
44979392bd98SCalvin Walton 		__cpuid(0x80000007, eax, ebx, ecx, edx);
449833eb8225SKim Phillips 		/* RAPL (Fam 17h+) */
44999392bd98SCalvin Walton 		has_rapl = edx & (1 << 14);
45009392bd98SCalvin Walton 	}
45019392bd98SCalvin Walton 
450233eb8225SKim Phillips 	if (!has_rapl || family < 0x17)
4503889facbeSLen Brown 		return;
45049392bd98SCalvin Walton 
45059392bd98SCalvin Walton 	do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY;
45063316f99aSCalvin Walton 	if (rapl_joules) {
45073316f99aSCalvin Walton 		BIC_PRESENT(BIC_Pkg_J);
45089392bd98SCalvin Walton 		BIC_PRESENT(BIC_Cor_J);
45093316f99aSCalvin Walton 	} else {
45103316f99aSCalvin Walton 		BIC_PRESENT(BIC_PkgWatt);
45119392bd98SCalvin Walton 		BIC_PRESENT(BIC_CorWatt);
45123316f99aSCalvin Walton 	}
45139392bd98SCalvin Walton 
45149392bd98SCalvin Walton 	if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr))
45159392bd98SCalvin Walton 		return;
45169392bd98SCalvin Walton 
45179392bd98SCalvin Walton 	rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf));
45189392bd98SCalvin Walton 	rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f));
45199392bd98SCalvin Walton 	rapl_power_units = ldexp(1.0, -(msr & 0xf));
45209392bd98SCalvin Walton 
45219cfa8e04SPu Wen 	tdp = get_tdp_amd(family);
45229392bd98SCalvin Walton 
45239392bd98SCalvin Walton 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
45249392bd98SCalvin Walton 	if (!quiet)
45259392bd98SCalvin Walton 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
45269392bd98SCalvin Walton }
45279392bd98SCalvin Walton 
45289392bd98SCalvin Walton /*
45299392bd98SCalvin Walton  * rapl_probe()
45309392bd98SCalvin Walton  *
45319392bd98SCalvin Walton  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
45329392bd98SCalvin Walton  */
45339392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model)
45349392bd98SCalvin Walton {
45359392bd98SCalvin Walton 	if (genuine_intel)
45369392bd98SCalvin Walton 		rapl_probe_intel(family, model);
4537c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine)
45389392bd98SCalvin Walton 		rapl_probe_amd(family, model);
4539889facbeSLen Brown }
4540889facbeSLen Brown 
45411b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
45423a9a941dSLen Brown {
45433a9a941dSLen Brown 	if (!genuine_intel)
45443a9a941dSLen Brown 		return;
45453a9a941dSLen Brown 
45463a9a941dSLen Brown 	if (family != 6)
45473a9a941dSLen Brown 		return;
45483a9a941dSLen Brown 
45493a9a941dSLen Brown 	switch (model) {
4550c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
455177e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
45525e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
45533a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
4554869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
45553a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
45563a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
45573a9a941dSLen Brown 	default:
45583a9a941dSLen Brown 		return;
45593a9a941dSLen Brown 	}
45603a9a941dSLen Brown }
45613a9a941dSLen Brown 
4562ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model)
4563ac980e13SArtem Bityutskiy {
4564*1b439f01SLen Brown 	if (is_skx(family, model) || is_bdx(family, model) || is_icx(family, model))
4565ac980e13SArtem Bityutskiy 		has_automatic_cstate_conversion = 1;
4566ac980e13SArtem Bityutskiy }
4567ac980e13SArtem Bityutskiy 
4568aeb01e6dSChen Yu void prewake_cstate_probe(unsigned int family, unsigned int model)
4569aeb01e6dSChen Yu {
4570aeb01e6dSChen Yu 	if (is_icx(family, model))
4571aeb01e6dSChen Yu 		dis_cstate_prewake = 1;
4572aeb01e6dSChen Yu }
4573aeb01e6dSChen Yu 
4574889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4575889facbeSLen Brown {
4576889facbeSLen Brown 	unsigned long long msr;
4577f4896fa5SLen Brown 	unsigned int dts, dts2;
4578889facbeSLen Brown 	int cpu;
4579889facbeSLen Brown 
4580889facbeSLen Brown 	if (!(do_dts || do_ptm))
4581889facbeSLen Brown 		return 0;
4582889facbeSLen Brown 
4583889facbeSLen Brown 	cpu = t->cpu_id;
4584889facbeSLen Brown 
4585889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
4586889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
4587889facbeSLen Brown 		return 0;
4588889facbeSLen Brown 
4589889facbeSLen Brown 	if (cpu_migrate(cpu)) {
45903d7772eaSLen Brown 		fprintf(outf, "print_thermal: Could not migrate to CPU %d\n", cpu);
4591889facbeSLen Brown 		return -1;
4592889facbeSLen Brown 	}
4593889facbeSLen Brown 
4594889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
4595889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
4596889facbeSLen Brown 			return 0;
4597889facbeSLen Brown 
4598889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4599*1b439f01SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", cpu, msr, tj_max - dts);
4600889facbeSLen Brown 
4601889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
4602889facbeSLen Brown 			return 0;
4603889facbeSLen Brown 
4604889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4605889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4606b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
460755279aefSZhang Rui 			cpu, msr, tj_max - dts, tj_max - dts2);
4608889facbeSLen Brown 	}
4609889facbeSLen Brown 
4610f4896fa5SLen Brown 	if (do_dts && debug) {
4611889facbeSLen Brown 		unsigned int resolution;
4612889facbeSLen Brown 
4613889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
4614889facbeSLen Brown 			return 0;
4615889facbeSLen Brown 
4616889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4617889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
4618b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
461955279aefSZhang Rui 			cpu, msr, tj_max - dts, resolution);
4620889facbeSLen Brown 
4621889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
4622889facbeSLen Brown 			return 0;
4623889facbeSLen Brown 
4624889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4625889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4626b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
462755279aefSZhang Rui 			cpu, msr, tj_max - dts, tj_max - dts2);
4628889facbeSLen Brown 	}
4629889facbeSLen Brown 
4630889facbeSLen Brown 	return 0;
4631889facbeSLen Brown }
4632889facbeSLen Brown 
4633889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
4634889facbeSLen Brown {
4635b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
4636889facbeSLen Brown 		cpu, label,
4637889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
4638889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
4639889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3) / 4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
4640889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
4641889facbeSLen Brown 
4642889facbeSLen Brown 	return;
4643889facbeSLen Brown }
4644889facbeSLen Brown 
4645889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4646889facbeSLen Brown {
4647889facbeSLen Brown 	unsigned long long msr;
46489392bd98SCalvin Walton 	const char *msr_name;
4649889facbeSLen Brown 	int cpu;
4650889facbeSLen Brown 
4651889facbeSLen Brown 	if (!do_rapl)
4652889facbeSLen Brown 		return 0;
4653889facbeSLen Brown 
4654889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
4655889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4656889facbeSLen Brown 		return 0;
4657889facbeSLen Brown 
4658889facbeSLen Brown 	cpu = t->cpu_id;
4659889facbeSLen Brown 	if (cpu_migrate(cpu)) {
46603d7772eaSLen Brown 		fprintf(outf, "print_rapl: Could not migrate to CPU %d\n", cpu);
4661889facbeSLen Brown 		return -1;
4662889facbeSLen Brown 	}
4663889facbeSLen Brown 
46649392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
46659392bd98SCalvin Walton 		msr_name = "MSR_RAPL_PWR_UNIT";
46669392bd98SCalvin Walton 		if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr))
46679392bd98SCalvin Walton 			return -1;
46689392bd98SCalvin Walton 	} else {
46699392bd98SCalvin Walton 		msr_name = "MSR_RAPL_POWER_UNIT";
4670889facbeSLen Brown 		if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
4671889facbeSLen Brown 			return -1;
46729392bd98SCalvin Walton 	}
4673889facbeSLen Brown 
46749392bd98SCalvin Walton 	fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr,
4675144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
467696e47158SLen Brown 
4677144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
4678144b44b1SLen Brown 
4679889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
4680889facbeSLen Brown 			return -5;
4681889facbeSLen Brown 
4682b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4683889facbeSLen Brown 			cpu, msr,
4684889facbeSLen Brown 			((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4685889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4686889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4687889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
4688889facbeSLen Brown 
4689144b44b1SLen Brown 	}
4690144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
4691144b44b1SLen Brown 
4692889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
4693889facbeSLen Brown 			return -9;
4694889facbeSLen Brown 
4695b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
4696889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
4697889facbeSLen Brown 
4698889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
4699b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
4700889facbeSLen Brown 			cpu,
4701889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
4702889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
4703889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3) / 4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
4704889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
4705889facbeSLen Brown 	}
4706889facbeSLen Brown 
47070b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
4708889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
4709889facbeSLen Brown 			return -6;
4710889facbeSLen Brown 
4711b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4712889facbeSLen Brown 			cpu, msr,
4713889facbeSLen Brown 			((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4714889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4715889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4716889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
47170b2bb692SLen Brown 	}
47180b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
4719889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
4720889facbeSLen Brown 			return -9;
4721b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
4722889facbeSLen Brown 			cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4723889facbeSLen Brown 
4724889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
4725889facbeSLen Brown 	}
4726144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
4727889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
4728889facbeSLen Brown 			return -7;
4729889facbeSLen Brown 
4730b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
4731144b44b1SLen Brown 	}
47329148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
4733889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
4734889facbeSLen Brown 			return -9;
4735b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
4736889facbeSLen Brown 			cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4737889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
4738889facbeSLen Brown 	}
4739889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
4740889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
4741889facbeSLen Brown 			return -8;
4742889facbeSLen Brown 
4743b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
4744889facbeSLen Brown 
4745889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
4746889facbeSLen Brown 			return -9;
4747b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
4748889facbeSLen Brown 			cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4749889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
4750889facbeSLen Brown 	}
4751889facbeSLen Brown 	return 0;
4752889facbeSLen Brown }
4753889facbeSLen Brown 
4754d7899447SLen Brown /*
4755d7899447SLen Brown  * SNB adds support for additional MSRs:
4756d7899447SLen Brown  *
4757d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
4758d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
4759d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
4760d7899447SLen Brown  */
4761103a8feaSLen Brown 
4762d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
4763103a8feaSLen Brown {
4764103a8feaSLen Brown 	if (!genuine_intel)
4765103a8feaSLen Brown 		return 0;
4766103a8feaSLen Brown 
4767103a8feaSLen Brown 	switch (model) {
4768869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4769869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4770869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
4771869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
4772c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
4773869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW */
477477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
47755e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
4776c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
47775e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
4778869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4779af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4780af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4781869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
478225368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
4783869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4784f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
47855ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
4786f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
478720de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:	/* JVL */
4788103a8feaSLen Brown 		return 1;
4789103a8feaSLen Brown 	}
4790103a8feaSLen Brown 	return 0;
4791103a8feaSLen Brown }
4792103a8feaSLen Brown 
4793d7899447SLen Brown /*
4794570992fcSLen Brown  * HSW ULT added support for C8/C9/C10 MSRs:
4795d7899447SLen Brown  *
4796d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
4797d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
4798d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
47995a63426eSLen Brown  *
48005a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
48015a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
48025a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
48035a63426eSLen Brown  *
4804d7899447SLen Brown  */
4805570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model)
4806ca58710fSKristen Carlson Accardi {
4807ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
4808ca58710fSKristen Carlson Accardi 		return 0;
4809ca58710fSKristen Carlson Accardi 
4810ca58710fSKristen Carlson Accardi 	switch (model) {
481177e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
4812c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
4813af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4814af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4815869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4816f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4817f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4818ca58710fSKristen Carlson Accardi 		return 1;
4819ca58710fSKristen Carlson Accardi 	}
4820ca58710fSKristen Carlson Accardi 	return 0;
4821ca58710fSKristen Carlson Accardi }
4822ca58710fSKristen Carlson Accardi 
48230b2bb692SLen Brown /*
48240b2bb692SLen Brown  * SKL adds support for additional MSRS:
48250b2bb692SLen Brown  *
48260b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
48270b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
48280b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
48290b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
48300b2bb692SLen Brown  */
48310b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
48320b2bb692SLen Brown {
48330b2bb692SLen Brown 	if (!genuine_intel)
48340b2bb692SLen Brown 		return 0;
48350b2bb692SLen Brown 
48360b2bb692SLen Brown 	switch (model) {
4837af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4838af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
48390b2bb692SLen Brown 		return 1;
48400b2bb692SLen Brown 	}
48410b2bb692SLen Brown 	return 0;
48420b2bb692SLen Brown }
48430b2bb692SLen Brown 
4844144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
4845144b44b1SLen Brown {
4846144b44b1SLen Brown 	if (!genuine_intel)
4847144b44b1SLen Brown 		return 0;
4848144b44b1SLen Brown 	switch (model) {
4849f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
48505ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4851144b44b1SLen Brown 		return 1;
4852144b44b1SLen Brown 	}
4853144b44b1SLen Brown 	return 0;
4854144b44b1SLen Brown }
4855144b44b1SLen Brown 
4856fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
4857fb5d4327SDasaratharaman Chandramouli {
4858fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
4859fb5d4327SDasaratharaman Chandramouli 		return 0;
4860fb5d4327SDasaratharaman Chandramouli 	switch (model) {
4861869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
4862fb5d4327SDasaratharaman Chandramouli 		return 1;
4863fb5d4327SDasaratharaman Chandramouli 	}
4864fb5d4327SDasaratharaman Chandramouli 	return 0;
4865fb5d4327SDasaratharaman Chandramouli }
4866fb5d4327SDasaratharaman Chandramouli 
4867997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model)
4868997e5395SSrinivas Pandruvada {
4869997e5395SSrinivas Pandruvada 	if (!genuine_intel)
4870997e5395SSrinivas Pandruvada 		return 0;
4871997e5395SSrinivas Pandruvada 
4872997e5395SSrinivas Pandruvada 	switch (model) {
4873af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4874997e5395SSrinivas Pandruvada 		return 1;
4875997e5395SSrinivas Pandruvada 	}
4876997e5395SSrinivas Pandruvada 
4877997e5395SSrinivas Pandruvada 	return 0;
4878997e5395SSrinivas Pandruvada }
4879997e5395SSrinivas Pandruvada 
4880b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
4881b2b34dfeSHubert Chrzaniuk {
4882b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
4883b2b34dfeSHubert Chrzaniuk 		return 1024;
4884b2b34dfeSHubert Chrzaniuk 	return 1;
4885b2b34dfeSHubert Chrzaniuk }
4886b2b34dfeSHubert Chrzaniuk 
4887144b44b1SLen Brown #define SLM_BCLK_FREQS 5
4888144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0 };
4889144b44b1SLen Brown 
4890144b44b1SLen Brown double slm_bclk(void)
4891144b44b1SLen Brown {
4892144b44b1SLen Brown 	unsigned long long msr = 3;
4893144b44b1SLen Brown 	unsigned int i;
4894144b44b1SLen Brown 	double freq;
4895144b44b1SLen Brown 
48967ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
4897b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
4898144b44b1SLen Brown 
4899144b44b1SLen Brown 	i = msr & 0xf;
4900144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
4901b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
49020a91e551SColin Ian King 		i = 3;
4903144b44b1SLen Brown 	}
4904144b44b1SLen Brown 	freq = slm_freq_table[i];
4905144b44b1SLen Brown 
490696e47158SLen Brown 	if (!quiet)
4907b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
4908144b44b1SLen Brown 
4909144b44b1SLen Brown 	return freq;
4910144b44b1SLen Brown }
4911144b44b1SLen Brown 
4912103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
4913103a8feaSLen Brown {
4914121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
4915103a8feaSLen Brown 		return 100.00;
4916144b44b1SLen Brown 	else if (is_slm(family, model))
4917144b44b1SLen Brown 		return slm_bclk();
4918103a8feaSLen Brown 	else
4919103a8feaSLen Brown 		return 133.33;
4920103a8feaSLen Brown }
4921103a8feaSLen Brown 
49227ab5ff49SZhang Rui int get_cpu_type(struct thread_data *t, struct core_data *c, struct pkg_data *p)
49237ab5ff49SZhang Rui {
49247ab5ff49SZhang Rui 	unsigned int eax, ebx, ecx, edx;
49257ab5ff49SZhang Rui 
49267ab5ff49SZhang Rui 	if (!genuine_intel)
49277ab5ff49SZhang Rui 		return 0;
49287ab5ff49SZhang Rui 
49297ab5ff49SZhang Rui 	if (cpu_migrate(t->cpu_id)) {
49307ab5ff49SZhang Rui 		fprintf(outf, "Could not migrate to CPU %d\n", t->cpu_id);
49317ab5ff49SZhang Rui 		return -1;
49327ab5ff49SZhang Rui 	}
49337ab5ff49SZhang Rui 
49347ab5ff49SZhang Rui 	if (max_level < 0x1a)
49357ab5ff49SZhang Rui 		return 0;
49367ab5ff49SZhang Rui 
49377ab5ff49SZhang Rui 	__cpuid(0x1a, eax, ebx, ecx, edx);
49387ab5ff49SZhang Rui 	eax = (eax >> 24) & 0xFF;
49397ab5ff49SZhang Rui 	if (eax == 0x20)
49407ab5ff49SZhang Rui 		t->is_atom = true;
49417ab5ff49SZhang Rui 	return 0;
49427ab5ff49SZhang Rui }
49437ab5ff49SZhang Rui 
4944889facbeSLen Brown /*
4945889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4946889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
4947889facbeSLen Brown  * This is usually equal to tjMax.
4948889facbeSLen Brown  *
4949889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
4950889facbeSLen Brown  * but also allow cmdline over-ride with -T.
4951889facbeSLen Brown  *
4952889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
4953889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
4954889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
4955889facbeSLen Brown  */
49566ff7cb37SLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
49576ff7cb37SLen Brown {
4958b2b94be7SLen Brown 	unsigned long long msr;
495955279aefSZhang Rui 	unsigned int tcc_default, tcc_offset;
4960b2b94be7SLen Brown 	int cpu;
4961b2b94be7SLen Brown 
496255279aefSZhang Rui 	/* tj_max is used only for dts or ptm */
4963889facbeSLen Brown 	if (!(do_dts || do_ptm))
4964889facbeSLen Brown 		return 0;
4965889facbeSLen Brown 
4966889facbeSLen Brown 	/* this is a per-package concept */
4967889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4968889facbeSLen Brown 		return 0;
4969889facbeSLen Brown 
4970b2b94be7SLen Brown 	cpu = t->cpu_id;
4971b2b94be7SLen Brown 	if (cpu_migrate(cpu)) {
4972b2b94be7SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
4973b2b94be7SLen Brown 		return -1;
4974b2b94be7SLen Brown 	}
4975b2b94be7SLen Brown 
497655279aefSZhang Rui 	if (tj_max_override != 0) {
497755279aefSZhang Rui 		tj_max = tj_max_override;
4978*1b439f01SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", cpu, tj_max);
4979889facbeSLen Brown 		return 0;
4980889facbeSLen Brown 	}
4981889facbeSLen Brown 
4982b2b94be7SLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
4983b2b94be7SLen Brown 	if (!do_nhm_platform_info)
4984b2b94be7SLen Brown 		goto guess;
4985b2b94be7SLen Brown 
4986b2b94be7SLen Brown 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
4987b2b94be7SLen Brown 		goto guess;
4988b2b94be7SLen Brown 
498955279aefSZhang Rui 	tcc_default = (msr >> 16) & 0xFF;
4990b2b94be7SLen Brown 
49910b9a0b9bSZhang Rui 	if (!quiet) {
49920b9a0b9bSZhang Rui 		switch (tcc_offset_bits) {
49930b9a0b9bSZhang Rui 		case 4:
49940b9a0b9bSZhang Rui 			tcc_offset = (msr >> 24) & 0xF;
49950b9a0b9bSZhang Rui 			fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C) (%d default - %d offset)\n",
499655279aefSZhang Rui 				cpu, msr, tcc_default - tcc_offset, tcc_default, tcc_offset);
49970b9a0b9bSZhang Rui 			break;
49980b9a0b9bSZhang Rui 		case 6:
49990b9a0b9bSZhang Rui 			tcc_offset = (msr >> 24) & 0x3F;
50000b9a0b9bSZhang Rui 			fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C) (%d default - %d offset)\n",
500155279aefSZhang Rui 				cpu, msr, tcc_default - tcc_offset, tcc_default, tcc_offset);
50020b9a0b9bSZhang Rui 			break;
50030b9a0b9bSZhang Rui 		default:
5004*1b439f01SLen Brown 			fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", cpu, msr, tcc_default);
50050b9a0b9bSZhang Rui 			break;
50060b9a0b9bSZhang Rui 		}
50070b9a0b9bSZhang Rui 	}
5008b2b94be7SLen Brown 
500955279aefSZhang Rui 	if (!tcc_default)
5010b2b94be7SLen Brown 		goto guess;
5011b2b94be7SLen Brown 
501255279aefSZhang Rui 	tj_max = tcc_default;
5013b2b94be7SLen Brown 
5014889facbeSLen Brown 	return 0;
5015889facbeSLen Brown 
5016b2b94be7SLen Brown guess:
501755279aefSZhang Rui 	tj_max = TJMAX_DEFAULT;
5018*1b439f01SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", cpu, tj_max);
5019889facbeSLen Brown 
5020889facbeSLen Brown 	return 0;
5021889facbeSLen Brown }
502269807a63SLen Brown 
5023aa8d8cc7SLen Brown void decode_feature_control_msr(void)
5024aa8d8cc7SLen Brown {
5025aa8d8cc7SLen Brown 	unsigned long long msr;
5026aa8d8cc7SLen Brown 
5027f6505c88SSean Christopherson 	if (!get_msr(base_cpu, MSR_IA32_FEAT_CTL, &msr))
5028aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
5029*1b439f01SLen Brown 			base_cpu, msr, msr & FEAT_CTL_LOCKED ? "" : "UN-", msr & (1 << 18) ? "SGX" : "");
5030aa8d8cc7SLen Brown }
5031aa8d8cc7SLen Brown 
503269807a63SLen Brown void decode_misc_enable_msr(void)
503369807a63SLen Brown {
503469807a63SLen Brown 	unsigned long long msr;
503569807a63SLen Brown 
5036f26b1519SLen Brown 	if (!genuine_intel)
5037f26b1519SLen Brown 		return;
5038f26b1519SLen Brown 
503969807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
5040e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
504169807a63SLen Brown 			base_cpu, msr,
5042e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
5043e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
5044fd3933caSLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-",
5045e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
5046e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
504769807a63SLen Brown }
504869807a63SLen Brown 
504933148d67SLen Brown void decode_misc_feature_control(void)
505033148d67SLen Brown {
505133148d67SLen Brown 	unsigned long long msr;
505233148d67SLen Brown 
505333148d67SLen Brown 	if (!has_misc_feature_control)
505433148d67SLen Brown 		return;
505533148d67SLen Brown 
505633148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
5057*1b439f01SLen Brown 		fprintf(outf,
5058*1b439f01SLen Brown 			"cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
5059*1b439f01SLen Brown 			base_cpu, msr, msr & (0 << 0) ? "No-" : "", msr & (1 << 0) ? "No-" : "",
5060*1b439f01SLen Brown 			msr & (2 << 0) ? "No-" : "", msr & (3 << 0) ? "No-" : "");
506133148d67SLen Brown }
5062*1b439f01SLen Brown 
5063f0057310SLen Brown /*
5064f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
5065f0057310SLen Brown  *
5066f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
5067f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
5068f0057310SLen Brown  * bit[1] less so...
5069f0057310SLen Brown  */
5070f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
5071f0057310SLen Brown {
5072f0057310SLen Brown 	unsigned long long msr;
5073f0057310SLen Brown 
5074f0057310SLen Brown 	if (!do_nhm_platform_info)
5075f0057310SLen Brown 		return;
5076f0057310SLen Brown 
5077cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
5078cf4cbe53SLen Brown 		return;
5079cf4cbe53SLen Brown 
5080f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
5081ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
5082f0057310SLen Brown 			base_cpu, msr,
5083*1b439f01SLen Brown 			msr & (1 << 0) ? "DIS" : "EN", msr & (1 << 1) ? "EN" : "DIS", msr & (1 << 8) ? "EN" : "DIS");
5084f0057310SLen Brown }
5085*1b439f01SLen Brown 
508671616c8eSLen Brown /*
508771616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
508871616c8eSLen Brown  *
508971616c8eSLen Brown  * This MSRs are present on Silvermont processors,
509071616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
509171616c8eSLen Brown  */
509271616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
509371616c8eSLen Brown {
509471616c8eSLen Brown 	unsigned long long msr;
509571616c8eSLen Brown 
509671616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
509771616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
509871616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
509971616c8eSLen Brown 
510071616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
510171616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
510271616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
510371616c8eSLen Brown }
51047f5c258eSLen Brown 
5105f5a4c76aSLen Brown /*
5106f5a4c76aSLen Brown  * When models are the same, for the purpose of turbostat, reuse
5107f5a4c76aSLen Brown  */
5108f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model)
5109f5a4c76aSLen Brown {
5110f5a4c76aSLen Brown 
5111f5a4c76aSLen Brown 	switch (model) {
5112f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
5113f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
5114f5a4c76aSLen Brown 	case 0x1F:		/* Core i7 and i5 Processor - Nehalem */
5115f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
5116f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
5117f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM;
5118f5a4c76aSLen Brown 
5119f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
5120f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
5121f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM_EX;
5122f5a4c76aSLen Brown 
5123f5a4c76aSLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
5124f5a4c76aSLen Brown 		return INTEL_FAM6_XEON_PHI_KNL;
5125f5a4c76aSLen Brown 
5126f5a4c76aSLen Brown 	case INTEL_FAM6_BROADWELL_X:
51275ebb34edSPeter Zijlstra 	case INTEL_FAM6_BROADWELL_D:	/* BDX-DE */
5128f5a4c76aSLen Brown 		return INTEL_FAM6_BROADWELL_X;
5129f5a4c76aSLen Brown 
5130af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:
5131c66f78a6SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE:
5132af239c44SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE_L:
5133c66f78a6SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE:
5134081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE_L:
5135081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE:
5136af239c44SPeter Zijlstra 		return INTEL_FAM6_SKYLAKE_L;
5137937807d3SLen Brown 
5138af239c44SPeter Zijlstra 	case INTEL_FAM6_ICELAKE_L:
5139d93ea567SRajneesh Bhardwaj 	case INTEL_FAM6_ICELAKE_NNPI:
51404bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE_L:
51414bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE:
5142e7af1ed3SLen Brown 	case INTEL_FAM6_ROCKETLAKE:
5143e7af1ed3SLen Brown 	case INTEL_FAM6_LAKEFIELD:
5144e7af1ed3SLen Brown 	case INTEL_FAM6_ALDERLAKE:
51455683460bSChen Yu 	case INTEL_FAM6_ALDERLAKE_L:
5146af239c44SPeter Zijlstra 		return INTEL_FAM6_CANNONLAKE_L;
5147b62b3184SZhang Rui 
5148d7814c30SChen Yu 	case INTEL_FAM6_ATOM_TREMONT_L:
5149d7814c30SChen Yu 		return INTEL_FAM6_ATOM_TREMONT;
5150d7814c30SChen Yu 
51516c5c6560SChen Yu 	case INTEL_FAM6_ICELAKE_D:
5152e7af1ed3SLen Brown 	case INTEL_FAM6_SAPPHIRERAPIDS_X:
515325368d7cSChen Yu 		return INTEL_FAM6_ICELAKE_X;
5154f5a4c76aSLen Brown 	}
5155f5a4c76aSLen Brown 	return model;
5156f5a4c76aSLen Brown }
5157d76bb7a0SLen Brown 
5158d76bb7a0SLen Brown void print_dev_latency(void)
5159d76bb7a0SLen Brown {
5160d76bb7a0SLen Brown 	char *path = "/dev/cpu_dma_latency";
5161d76bb7a0SLen Brown 	int fd;
5162d76bb7a0SLen Brown 	int value;
5163d76bb7a0SLen Brown 	int retval;
5164d76bb7a0SLen Brown 
5165d76bb7a0SLen Brown 	fd = open(path, O_RDONLY);
5166d76bb7a0SLen Brown 	if (fd < 0) {
5167d76bb7a0SLen Brown 		warn("fopen %s\n", path);
5168d76bb7a0SLen Brown 		return;
5169d76bb7a0SLen Brown 	}
5170d76bb7a0SLen Brown 
5171d76bb7a0SLen Brown 	retval = read(fd, (void *)&value, sizeof(int));
5172d76bb7a0SLen Brown 	if (retval != sizeof(int)) {
5173d76bb7a0SLen Brown 		warn("read %s\n", path);
5174d76bb7a0SLen Brown 		close(fd);
5175d76bb7a0SLen Brown 		return;
5176d76bb7a0SLen Brown 	}
5177*1b439f01SLen Brown 	fprintf(outf, "/dev/cpu_dma_latency: %d usec (%s)\n", value, value == 2000000000 ? "default" : "constrained");
5178d76bb7a0SLen Brown 
5179d76bb7a0SLen Brown 	close(fd);
5180d76bb7a0SLen Brown }
5181d76bb7a0SLen Brown 
51822af4f9b8SLen Brown /*
51832af4f9b8SLen Brown  * Linux-perf manages the the HW instructions-retired counter
51842af4f9b8SLen Brown  * by enabling when requested, and hiding rollover
51852af4f9b8SLen Brown  */
51862af4f9b8SLen Brown void linux_perf_init(void)
51872af4f9b8SLen Brown {
51882af4f9b8SLen Brown 	if (!BIC_IS_ENABLED(BIC_IPC))
51892af4f9b8SLen Brown 		return;
51902af4f9b8SLen Brown 
51912af4f9b8SLen Brown 	if (access("/proc/sys/kernel/perf_event_paranoid", F_OK))
51922af4f9b8SLen Brown 		return;
51932af4f9b8SLen Brown 
51942af4f9b8SLen Brown 	fd_instr_count_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
51952af4f9b8SLen Brown 	if (fd_instr_count_percpu == NULL)
51962af4f9b8SLen Brown 		err(-1, "calloc fd_instr_count_percpu");
51972af4f9b8SLen Brown 
51982af4f9b8SLen Brown 	BIC_PRESENT(BIC_IPC);
51992af4f9b8SLen Brown }
52002af4f9b8SLen Brown 
5201fcd17211SLen Brown void process_cpuid()
5202103a8feaSLen Brown {
520334041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
520434041551SLen Brown 	unsigned int fms, family, model, stepping, ecx_flags, edx_flags;
5205b3a34e93SLen Brown 	unsigned int has_turbo;
5206ed0757b8SLen Brown 	unsigned long long ucode_patch = 0;
5207103a8feaSLen Brown 
5208103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
5209103a8feaSLen Brown 
52105aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
5211103a8feaSLen Brown 
521234041551SLen Brown 	if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69)
5213103a8feaSLen Brown 		genuine_intel = 1;
521434041551SLen Brown 	else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65)
521534041551SLen Brown 		authentic_amd = 1;
5216c1c10cc7SPu Wen 	else if (ebx == 0x6f677948 && ecx == 0x656e6975 && edx == 0x6e65476e)
5217c1c10cc7SPu Wen 		hygon_genuine = 1;
5218103a8feaSLen Brown 
521996e47158SLen Brown 	if (!quiet)
5220ed0757b8SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s 0x%x CPUID levels\n",
5221ed0757b8SLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx, max_level);
5222103a8feaSLen Brown 
52235aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
5224103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
5225103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
5226103a8feaSLen Brown 	stepping = fms & 0xf;
52275aa3d1a2SCalvin Walton 	if (family == 0xf)
52285aa3d1a2SCalvin Walton 		family += (fms >> 20) & 0xff;
52295aa3d1a2SCalvin Walton 	if (family >= 6)
5230103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
523134041551SLen Brown 	ecx_flags = ecx;
523234041551SLen Brown 	edx_flags = edx;
5233103a8feaSLen Brown 
5234ed0757b8SLen Brown 	if (get_msr(sched_getcpu(), MSR_IA32_UCODE_REV, &ucode_patch))
5235ed0757b8SLen Brown 		warnx("get_msr(UCODE)\n");
5236ed0757b8SLen Brown 
5237103a8feaSLen Brown 	/*
5238103a8feaSLen Brown 	 * check max extended function levels of CPUID.
5239103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
5240103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
5241103a8feaSLen Brown 	 */
5242103a8feaSLen Brown 	ebx = ecx = edx = 0;
52435aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
5244103a8feaSLen Brown 
524534041551SLen Brown 	if (!quiet) {
5246ed0757b8SLen Brown 		fprintf(outf, "CPUID(1): family:model:stepping 0x%x:%x:%x (%d:%d:%d) microcode 0x%x\n",
5247*1b439f01SLen Brown 			family, model, stepping, family, model, stepping,
5248*1b439f01SLen Brown 			(unsigned int)((ucode_patch >> 32) & 0xFFFFFFFF));
5249ed0757b8SLen Brown 		fprintf(outf, "CPUID(0x80000000): max_extended_levels: 0x%x\n", max_extended_level);
525034041551SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n",
525134041551SLen Brown 			ecx_flags & (1 << 0) ? "SSE3" : "-",
525234041551SLen Brown 			ecx_flags & (1 << 3) ? "MONITOR" : "-",
525334041551SLen Brown 			ecx_flags & (1 << 6) ? "SMX" : "-",
525434041551SLen Brown 			ecx_flags & (1 << 7) ? "EIST" : "-",
525534041551SLen Brown 			ecx_flags & (1 << 8) ? "TM2" : "-",
525634041551SLen Brown 			edx_flags & (1 << 4) ? "TSC" : "-",
525734041551SLen Brown 			edx_flags & (1 << 5) ? "MSR" : "-",
525834041551SLen Brown 			edx_flags & (1 << 22) ? "ACPI-TM" : "-",
5259*1b439f01SLen Brown 			edx_flags & (1 << 28) ? "HT" : "-", edx_flags & (1 << 29) ? "TM" : "-");
526034041551SLen Brown 	}
526125368d7cSChen Yu 	if (genuine_intel) {
5262e9d3092fSZhang Rui 		model_orig = model;
5263f5a4c76aSLen Brown 		model = intel_model_duplicates(model);
526425368d7cSChen Yu 	}
526534041551SLen Brown 
526634041551SLen Brown 	if (!(edx_flags & (1 << 5)))
526734041551SLen Brown 		errx(1, "CPUID: no MSR");
526834041551SLen Brown 
526961a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
5270103a8feaSLen Brown 
5271103a8feaSLen Brown 		/*
5272103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
5273103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
5274103a8feaSLen Brown 		 */
52755aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
52768209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
5277d7899447SLen Brown 	}
5278103a8feaSLen Brown 
5279103a8feaSLen Brown 	/*
5280103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
5281103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
5282103a8feaSLen Brown 	 */
5283103a8feaSLen Brown 
52845aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
52858209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
5286812db3f7SLen Brown 	if (has_aperf) {
5287812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
5288812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
5289812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
5290812db3f7SLen Brown 	}
5291889facbeSLen Brown 	do_dts = eax & (1 << 0);
5292812db3f7SLen Brown 	if (do_dts)
5293812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
5294b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
5295889facbeSLen Brown 	do_ptm = eax & (1 << 6);
5296812db3f7SLen Brown 	if (do_ptm)
5297812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
52987f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
52997f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
53007f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
53017f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
53027f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
5303889facbeSLen Brown 	has_epb = ecx & (1 << 3);
5304889facbeSLen Brown 
530596e47158SLen Brown 	if (!quiet)
5306b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
53077f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
53087f5c258eSLen Brown 			has_aperf ? "" : "No-",
5309b3a34e93SLen Brown 			has_turbo ? "" : "No-",
53107f5c258eSLen Brown 			do_dts ? "" : "No-",
53117f5c258eSLen Brown 			do_ptm ? "" : "No-",
53127f5c258eSLen Brown 			has_hwp ? "" : "No-",
53137f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
53147f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
5315*1b439f01SLen Brown 			has_hwp_epp ? "" : "No-", has_hwp_pkg ? "" : "No-", has_epb ? "" : "No-");
5316103a8feaSLen Brown 
531796e47158SLen Brown 	if (!quiet)
531869807a63SLen Brown 		decode_misc_enable_msr();
531969807a63SLen Brown 
532096e47158SLen Brown 	if (max_level >= 0x7 && !quiet) {
5321aa8d8cc7SLen Brown 		int has_sgx;
5322aa8d8cc7SLen Brown 
5323aa8d8cc7SLen Brown 		ecx = 0;
5324aa8d8cc7SLen Brown 
5325aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
5326aa8d8cc7SLen Brown 
5327aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
5328aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
5329aa8d8cc7SLen Brown 
5330aa8d8cc7SLen Brown 		if (has_sgx)
5331aa8d8cc7SLen Brown 			decode_feature_control_msr();
5332aa8d8cc7SLen Brown 	}
5333aa8d8cc7SLen Brown 
533461a87ba7SLen Brown 	if (max_level >= 0x15) {
53358a5bdf41SLen Brown 		unsigned int eax_crystal;
53368a5bdf41SLen Brown 		unsigned int ebx_tsc;
53378a5bdf41SLen Brown 
53388a5bdf41SLen Brown 		/*
53398a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
53408a5bdf41SLen Brown 		 */
53418a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
53425aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
53438a5bdf41SLen Brown 
53448a5bdf41SLen Brown 		if (ebx_tsc != 0) {
53458a5bdf41SLen Brown 
534696e47158SLen Brown 			if (!quiet && (ebx != 0))
5347b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
53488a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
53498a5bdf41SLen Brown 
53508a5bdf41SLen Brown 			if (crystal_hz == 0)
53518a5bdf41SLen Brown 				switch (model) {
5352af239c44SPeter Zijlstra 				case INTEL_FAM6_SKYLAKE_L:	/* SKL */
5353e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
5354e8efbc80SLen Brown 					break;
53555ebb34edSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
5356ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
5357ec53e594SLen Brown 					break;
5358869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
5359f2c4db1bSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
5360e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
53618a5bdf41SLen Brown 					break;
53628a5bdf41SLen Brown 				default:
53638a5bdf41SLen Brown 					crystal_hz = 0;
53648a5bdf41SLen Brown 				}
53658a5bdf41SLen Brown 
53668a5bdf41SLen Brown 			if (crystal_hz) {
53678a5bdf41SLen Brown 				tsc_hz = (unsigned long long)crystal_hz *ebx_tsc / eax_crystal;
536896e47158SLen Brown 				if (!quiet)
5369b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
53708a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal);
53718a5bdf41SLen Brown 			}
53728a5bdf41SLen Brown 		}
53738a5bdf41SLen Brown 	}
537461a87ba7SLen Brown 	if (max_level >= 0x16) {
537561a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
537661a87ba7SLen Brown 
537761a87ba7SLen Brown 		/*
537861a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
537961a87ba7SLen Brown 		 */
538061a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
538161a87ba7SLen Brown 
53825aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
538396e47158SLen Brown 		if (!quiet)
5384b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
538561a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
538661a87ba7SLen Brown 	}
53878a5bdf41SLen Brown 
5388b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
5389b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
5390b2b34dfeSHubert Chrzaniuk 
5391812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
5392812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
5393812db3f7SLen Brown 
5394812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
5395812db3f7SLen Brown 		do_nhm_platform_info = 1;
5396812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
5397812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
5398812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
5399812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
5400812db3f7SLen Brown 	}
5401d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
5402812db3f7SLen Brown 
5403812db3f7SLen Brown 	if (do_snb_cstates)
5404812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
5405812db3f7SLen Brown 
54065a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
54070f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__2))
54080f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc2);
54090f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__3)
54100f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc3);
54110f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__6)
54120f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
54130f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__7))
54140f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc7);
54150539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
54160f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc2);
54170f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
54180f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
54190f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
54200539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
54210539ba11SLen Brown 		use_c1_residency_msr = 1;
54220539ba11SLen Brown 	}
542320de0dabSAntti Laakso 	if (is_jvl(family, model)) {
542420de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_CPU_c3);
542520de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_CPU_c7);
542620de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc2);
542720de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc3);
542820de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc6);
542920de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc7);
543020de0dabSAntti Laakso 	}
54317170a374SLen Brown 	if (is_dnv(family, model)) {
54327170a374SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
54337170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
54347170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
54357170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
54367170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
54377170a374SLen Brown 		use_c1_residency_msr = 1;
54387170a374SLen Brown 	}
543925368d7cSChen Yu 	if (is_skx(family, model) || is_icx(family, model)) {
544034c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
544134c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
544234c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
544334c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
544434c76197SLen Brown 	}
5445ade0ebacSLen Brown 	if (is_bdx(family, model)) {
5446ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
5447ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
5448ade0ebacSLen Brown 	}
5449570992fcSLen Brown 	if (has_c8910_msrs(family, model)) {
5450c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL__8)
54510f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc8);
5452c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL__9)
54530f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc9);
5454c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL_10)
54550f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc10);
54560f47c08dSLen Brown 	}
5457570992fcSLen Brown 	do_irtl_hsw = has_c8910_msrs(family, model);
5458a99d8730SLen Brown 	if (has_skl_msrs(family, model)) {
5459a99d8730SLen Brown 		BIC_PRESENT(BIC_Totl_c0);
5460a99d8730SLen Brown 		BIC_PRESENT(BIC_Any_c0);
5461a99d8730SLen Brown 		BIC_PRESENT(BIC_GFX_c0);
5462a99d8730SLen Brown 		BIC_PRESENT(BIC_CPUGFX);
5463a99d8730SLen Brown 	}
5464144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
5465fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates = is_knl(family, model);
5466103a8feaSLen Brown 
5467*1b439f01SLen Brown 	if (do_slm_cstates || do_knl_cstates || is_cnl(family, model) || is_ehl(family, model))
5468562855eeSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
5469103a8feaSLen Brown 
547096e47158SLen Brown 	if (!quiet)
5471f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
5472f0057310SLen Brown 
547396e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
547471616c8eSLen Brown 		decode_c6_demotion_policy_msr();
547571616c8eSLen Brown 
5476889facbeSLen Brown 	rapl_probe(family, model);
54773a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
5478ac980e13SArtem Bityutskiy 	automatic_cstate_conversion_probe(family, model);
5479889facbeSLen Brown 
54800b9a0b9bSZhang Rui 	check_tcc_offset(model_orig);
54810b9a0b9bSZhang Rui 
548296e47158SLen Brown 	if (!quiet)
54831b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
5484fcd17211SLen Brown 
548541618e63SLen Brown 	if (!quiet)
5486d76bb7a0SLen Brown 		print_dev_latency();
5487d76bb7a0SLen Brown 	if (!quiet)
548841618e63SLen Brown 		dump_sysfs_cstate_config();
54897293fccdSLen Brown 	if (!quiet)
54907293fccdSLen Brown 		dump_sysfs_pstate_config();
549141618e63SLen Brown 
54928c69da29SChen Yu 	if (has_skl_msrs(family, model) || is_ehl(family, model))
5493a2b7b749SLen Brown 		calculate_tsc_tweak();
5494a2b7b749SLen Brown 
5495812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
5496812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
5497fdf676e5SLen Brown 
5498812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
5499812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
550027d47356SLen Brown 
5501b4b91569SRafael Antognolli 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", R_OK))
5502b4b91569SRafael Antognolli 		BIC_PRESENT(BIC_GFXACTMHz);
5503b4b91569SRafael Antognolli 
5504be0e54c4SLen Brown 	if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK))
5505be0e54c4SLen Brown 		BIC_PRESENT(BIC_CPU_LPI);
5506be0e54c4SLen Brown 	else
5507be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_LPI);
5508be0e54c4SLen Brown 
55091f81c5efSLen Brown 	if (!access(sys_lpi_file_sysfs, R_OK)) {
55101f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_sysfs;
5511be0e54c4SLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
55121f81c5efSLen Brown 	} else if (!access(sys_lpi_file_debugfs, R_OK)) {
55131f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_debugfs;
55141f81c5efSLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
55151f81c5efSLen Brown 	} else {
55161f81c5efSLen Brown 		sys_lpi_file_sysfs = NULL;
5517be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_SYS_LPI);
55181f81c5efSLen Brown 	}
5519be0e54c4SLen Brown 
552096e47158SLen Brown 	if (!quiet)
552133148d67SLen Brown 		decode_misc_feature_control();
552233148d67SLen Brown 
5523889facbeSLen Brown 	return;
5524103a8feaSLen Brown }
5525103a8feaSLen Brown 
5526103a8feaSLen Brown /*
5527103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
5528103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
5529103a8feaSLen Brown  */
5530103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
5531103a8feaSLen Brown {
5532103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
5533103a8feaSLen Brown 		return 1;
5534103a8feaSLen Brown 	else
5535103a8feaSLen Brown 		return 0;
5536103a8feaSLen Brown }
5537103a8feaSLen Brown 
5538103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
5539103a8feaSLen Brown {
5540103a8feaSLen Brown 	return 0;
5541103a8feaSLen Brown }
5542103a8feaSLen Brown 
5543c98d5d94SLen Brown void topology_probe()
5544c98d5d94SLen Brown {
5545c98d5d94SLen Brown 	int i;
5546c98d5d94SLen Brown 	int max_core_id = 0;
5547c98d5d94SLen Brown 	int max_package_id = 0;
55486de68fe1SLen Brown 	int max_die_id = 0;
5549c98d5d94SLen Brown 	int max_siblings = 0;
5550c98d5d94SLen Brown 
5551c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
5552843c5791SPrarit Bhargava 	set_max_cpu_num();
5553c98d5d94SLen Brown 	topo.num_cpus = 0;
5554c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
5555c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
5556812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
5557c98d5d94SLen Brown 
5558d8af6f5fSLen Brown 	if (debug > 1)
5559b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
5560c98d5d94SLen Brown 
5561c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology));
5562b2c95d90SJosh Triplett 	if (cpus == NULL)
5563b2c95d90SJosh Triplett 		err(1, "calloc cpus");
5564c98d5d94SLen Brown 
5565c98d5d94SLen Brown 	/*
5566c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
5567c98d5d94SLen Brown 	 */
5568c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
5569b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
5570b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5571c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5572c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
5573c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
5574c98d5d94SLen Brown 
5575c98d5d94SLen Brown 	/*
55761ef7d21aSLen Brown 	 * Validate that all cpus in cpu_subset are also in cpu_present_set
55771ef7d21aSLen Brown 	 */
55781ef7d21aSLen Brown 	for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) {
55791ef7d21aSLen Brown 		if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset))
55801ef7d21aSLen Brown 			if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set))
55811ef7d21aSLen Brown 				err(1, "cpu%d not present", i);
55821ef7d21aSLen Brown 	}
55831ef7d21aSLen Brown 
55841ef7d21aSLen Brown 	/*
5585c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
5586c98d5d94SLen Brown 	 */
5587c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
5588b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
5589b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5590c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5591c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
5592c98d5d94SLen Brown 
55938cb48b32SPrarit Bhargava 	for_all_proc_cpus(init_thread_id);
5594c98d5d94SLen Brown 
5595c98d5d94SLen Brown 	/*
5596c98d5d94SLen Brown 	 * For online cpus
5597c98d5d94SLen Brown 	 * find max_core_id, max_package_id
5598c98d5d94SLen Brown 	 */
5599c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
5600c98d5d94SLen Brown 		int siblings;
5601c98d5d94SLen Brown 
5602c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
5603d8af6f5fSLen Brown 			if (debug > 1)
5604b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
5605c98d5d94SLen Brown 			continue;
5606c98d5d94SLen Brown 		}
5607c98d5d94SLen Brown 
56080e2d8f05SLen Brown 		cpus[i].logical_cpu_id = i;
56090e2d8f05SLen Brown 
56100e2d8f05SLen Brown 		/* get package information */
5611c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
5612c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
5613c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
5614c98d5d94SLen Brown 
56156de68fe1SLen Brown 		/* get die information */
56166de68fe1SLen Brown 		cpus[i].die_id = get_die_id(i);
56176de68fe1SLen Brown 		if (cpus[i].die_id > max_die_id)
56186de68fe1SLen Brown 			max_die_id = cpus[i].die_id;
56196de68fe1SLen Brown 
56200e2d8f05SLen Brown 		/* get numa node information */
5621ef605741SPrarit Bhargava 		cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
5622ef605741SPrarit Bhargava 		if (cpus[i].physical_node_id > topo.max_node_num)
5623ef605741SPrarit Bhargava 			topo.max_node_num = cpus[i].physical_node_id;
56240e2d8f05SLen Brown 
56250e2d8f05SLen Brown 		/* get core information */
56260e2d8f05SLen Brown 		cpus[i].physical_core_id = get_core_id(i);
56270e2d8f05SLen Brown 		if (cpus[i].physical_core_id > max_core_id)
56280e2d8f05SLen Brown 			max_core_id = cpus[i].physical_core_id;
56290e2d8f05SLen Brown 
56300e2d8f05SLen Brown 		/* get thread information */
56310e2d8f05SLen Brown 		siblings = get_thread_siblings(&cpus[i]);
5632c98d5d94SLen Brown 		if (siblings > max_siblings)
5633c98d5d94SLen Brown 			max_siblings = siblings;
56344f206a0fSArtem Bityutskiy 		if (cpus[i].thread_id == 0)
56358cb48b32SPrarit Bhargava 			topo.num_cores++;
5636c98d5d94SLen Brown 	}
5637ef605741SPrarit Bhargava 
563870a9c6e8SPrarit Bhargava 	topo.cores_per_node = max_core_id + 1;
5639d8af6f5fSLen Brown 	if (debug > 1)
5640*1b439f01SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", max_core_id, topo.cores_per_node);
564170a9c6e8SPrarit Bhargava 	if (!summary_only && topo.cores_per_node > 1)
5642812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
5643c98d5d94SLen Brown 
56446de68fe1SLen Brown 	topo.num_die = max_die_id + 1;
56456de68fe1SLen Brown 	if (debug > 1)
5646*1b439f01SLen Brown 		fprintf(outf, "max_die_id %d, sizing for %d die\n", max_die_id, topo.num_die);
56476de68fe1SLen Brown 	if (!summary_only && topo.num_die > 1)
56486de68fe1SLen Brown 		BIC_PRESENT(BIC_Die);
56496de68fe1SLen Brown 
5650c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
5651d8af6f5fSLen Brown 	if (debug > 1)
5652*1b439f01SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n", max_package_id, topo.num_packages);
56537da6e3e2SLen Brown 	if (!summary_only && topo.num_packages > 1)
5654812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
5655c98d5d94SLen Brown 
5656ef605741SPrarit Bhargava 	set_node_data();
5657ef605741SPrarit Bhargava 	if (debug > 1)
565870a9c6e8SPrarit Bhargava 		fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg);
565901235041SPrarit Bhargava 	if (!summary_only && topo.nodes_per_pkg > 1)
566001235041SPrarit Bhargava 		BIC_PRESENT(BIC_Node);
5661ef605741SPrarit Bhargava 
566270a9c6e8SPrarit Bhargava 	topo.threads_per_core = max_siblings;
5663d8af6f5fSLen Brown 	if (debug > 1)
5664b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
56652ffbb224SPrarit Bhargava 
56662ffbb224SPrarit Bhargava 	if (debug < 1)
56672ffbb224SPrarit Bhargava 		return;
56682ffbb224SPrarit Bhargava 
56692ffbb224SPrarit Bhargava 	for (i = 0; i <= topo.max_cpu_num; ++i) {
56700ec712e3SLen Brown 		if (cpu_is_not_present(i))
56710ec712e3SLen Brown 			continue;
56722ffbb224SPrarit Bhargava 		fprintf(outf,
56736de68fe1SLen Brown 			"cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n",
56746de68fe1SLen Brown 			i, cpus[i].physical_package_id, cpus[i].die_id,
5675*1b439f01SLen Brown 			cpus[i].physical_node_id, cpus[i].logical_node_id, cpus[i].physical_core_id, cpus[i].thread_id);
56762ffbb224SPrarit Bhargava 	}
56772ffbb224SPrarit Bhargava 
5678c98d5d94SLen Brown }
5679c98d5d94SLen Brown 
5680*1b439f01SLen Brown void allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p)
5681c98d5d94SLen Brown {
5682c98d5d94SLen Brown 	int i;
5683*1b439f01SLen Brown 	int num_cores = topo.cores_per_node * topo.nodes_per_pkg * topo.num_packages;
568440f5cfe7SPrarit Bhargava 	int num_threads = topo.threads_per_core * num_cores;
5685c98d5d94SLen Brown 
568640f5cfe7SPrarit Bhargava 	*t = calloc(num_threads, sizeof(struct thread_data));
5687c98d5d94SLen Brown 	if (*t == NULL)
5688c98d5d94SLen Brown 		goto error;
5689c98d5d94SLen Brown 
569040f5cfe7SPrarit Bhargava 	for (i = 0; i < num_threads; i++)
5691c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
5692c98d5d94SLen Brown 
569340f5cfe7SPrarit Bhargava 	*c = calloc(num_cores, sizeof(struct core_data));
5694c98d5d94SLen Brown 	if (*c == NULL)
5695c98d5d94SLen Brown 		goto error;
5696c98d5d94SLen Brown 
569740f5cfe7SPrarit Bhargava 	for (i = 0; i < num_cores; i++)
5698c98d5d94SLen Brown 		(*c)[i].core_id = -1;
5699c98d5d94SLen Brown 
5700678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
5701c98d5d94SLen Brown 	if (*p == NULL)
5702c98d5d94SLen Brown 		goto error;
5703c98d5d94SLen Brown 
5704c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
5705c98d5d94SLen Brown 		(*p)[i].package_id = i;
5706c98d5d94SLen Brown 
5707c98d5d94SLen Brown 	return;
5708c98d5d94SLen Brown error:
5709b2c95d90SJosh Triplett 	err(1, "calloc counters");
5710c98d5d94SLen Brown }
5711*1b439f01SLen Brown 
5712c98d5d94SLen Brown /*
5713c98d5d94SLen Brown  * init_counter()
5714c98d5d94SLen Brown  *
5715c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
5716c98d5d94SLen Brown  */
5717*1b439f01SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base, int cpu_id)
5718c98d5d94SLen Brown {
57198cb48b32SPrarit Bhargava 	int pkg_id = cpus[cpu_id].physical_package_id;
572040f5cfe7SPrarit Bhargava 	int node_id = cpus[cpu_id].logical_node_id;
57218cb48b32SPrarit Bhargava 	int core_id = cpus[cpu_id].physical_core_id;
57228cb48b32SPrarit Bhargava 	int thread_id = cpus[cpu_id].thread_id;
5723c98d5d94SLen Brown 	struct thread_data *t;
5724c98d5d94SLen Brown 	struct core_data *c;
5725c98d5d94SLen Brown 	struct pkg_data *p;
5726c98d5d94SLen Brown 
572742dd4520SNathan Ciobanu 	/* Workaround for systems where physical_node_id==-1
572842dd4520SNathan Ciobanu 	 * and logical_node_id==(-1 - topo.num_cpus)
572942dd4520SNathan Ciobanu 	 */
573042dd4520SNathan Ciobanu 	if (node_id < 0)
573142dd4520SNathan Ciobanu 		node_id = 0;
573242dd4520SNathan Ciobanu 
573340f5cfe7SPrarit Bhargava 	t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id);
573440f5cfe7SPrarit Bhargava 	c = GET_CORE(core_base, core_id, node_id, pkg_id);
57358cb48b32SPrarit Bhargava 	p = GET_PKG(pkg_base, pkg_id);
5736c98d5d94SLen Brown 
5737c98d5d94SLen Brown 	t->cpu_id = cpu_id;
57388cb48b32SPrarit Bhargava 	if (thread_id == 0) {
5739c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
5740c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
5741c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
5742c98d5d94SLen Brown 	}
5743c98d5d94SLen Brown 
57448cb48b32SPrarit Bhargava 	c->core_id = core_id;
57458cb48b32SPrarit Bhargava 	p->package_id = pkg_id;
5746c98d5d94SLen Brown }
5747c98d5d94SLen Brown 
5748c98d5d94SLen Brown int initialize_counters(int cpu_id)
5749c98d5d94SLen Brown {
57508cb48b32SPrarit Bhargava 	init_counter(EVEN_COUNTERS, cpu_id);
57518cb48b32SPrarit Bhargava 	init_counter(ODD_COUNTERS, cpu_id);
5752c98d5d94SLen Brown 	return 0;
5753c98d5d94SLen Brown }
5754c98d5d94SLen Brown 
5755c98d5d94SLen Brown void allocate_output_buffer()
5756c98d5d94SLen Brown {
5757eeb71c95SNaoya Horiguchi 	output_buffer = calloc(1, (1 + topo.num_cpus) * 2048);
5758c98d5d94SLen Brown 	outp = output_buffer;
5759b2c95d90SJosh Triplett 	if (outp == NULL)
5760b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
5761c98d5d94SLen Brown }
5762*1b439f01SLen Brown 
576336229897SLen Brown void allocate_fd_percpu(void)
576436229897SLen Brown {
576501a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
576636229897SLen Brown 	if (fd_percpu == NULL)
576736229897SLen Brown 		err(-1, "calloc fd_percpu");
576836229897SLen Brown }
5769*1b439f01SLen Brown 
5770562a2d37SLen Brown void allocate_irq_buffers(void)
5771562a2d37SLen Brown {
5772562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
5773562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
5774562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
5775c98d5d94SLen Brown 
577601a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
5777562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
577801a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
5779562a2d37SLen Brown }
5780*1b439f01SLen Brown 
5781c98d5d94SLen Brown void setup_all_buffers(void)
5782c98d5d94SLen Brown {
5783c98d5d94SLen Brown 	topology_probe();
5784562a2d37SLen Brown 	allocate_irq_buffers();
578536229897SLen Brown 	allocate_fd_percpu();
5786c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
5787c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
5788c98d5d94SLen Brown 	allocate_output_buffer();
5789c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
5790c98d5d94SLen Brown }
57913b4d5c7fSAndy Shevchenko 
57927ce7d5deSPrarit Bhargava void set_base_cpu(void)
57937ce7d5deSPrarit Bhargava {
57947ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
57957ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
57967ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
57977ce7d5deSPrarit Bhargava 
57987ce7d5deSPrarit Bhargava 	if (debug > 1)
5799b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
58007ce7d5deSPrarit Bhargava }
58017ce7d5deSPrarit Bhargava 
5802103a8feaSLen Brown void turbostat_init()
5803103a8feaSLen Brown {
58047ce7d5deSPrarit Bhargava 	setup_all_buffers();
58057ce7d5deSPrarit Bhargava 	set_base_cpu();
5806103a8feaSLen Brown 	check_dev_msr();
580798481e79SLen Brown 	check_permissions();
5808fcd17211SLen Brown 	process_cpuid();
58092af4f9b8SLen Brown 	linux_perf_init();
5810103a8feaSLen Brown 
581196e47158SLen Brown 	if (!quiet)
58127f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
58137f5c258eSLen Brown 
581496e47158SLen Brown 	if (!quiet)
5815889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
5816889facbeSLen Brown 
581796e47158SLen Brown 	if (!quiet)
58183a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
58193a9a941dSLen Brown 
582096e47158SLen Brown 	if (!quiet)
5821889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
5822889facbeSLen Brown 
5823889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
5824889facbeSLen Brown 
58257ab5ff49SZhang Rui 	for_all_cpus(get_cpu_type, ODD_COUNTERS);
58267ab5ff49SZhang Rui 	for_all_cpus(get_cpu_type, EVEN_COUNTERS);
58277ab5ff49SZhang Rui 
582896e47158SLen Brown 	if (!quiet)
5829889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
58305a63426eSLen Brown 
583196e47158SLen Brown 	if (!quiet && do_irtl_snb)
58325a63426eSLen Brown 		print_irtl();
5833103a8feaSLen Brown }
5834103a8feaSLen Brown 
5835103a8feaSLen Brown int fork_it(char **argv)
5836103a8feaSLen Brown {
5837103a8feaSLen Brown 	pid_t child_pid;
5838d91bb17cSLen Brown 	int status;
5839d15cf7c1SLen Brown 
5840218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5841d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
58424c2122d4SLen Brown 	first_counter_read = 0;
5843d91bb17cSLen Brown 	if (status)
5844d91bb17cSLen Brown 		exit(status);
5845d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
5846d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
5847103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
5848103a8feaSLen Brown 
5849103a8feaSLen Brown 	child_pid = fork();
5850103a8feaSLen Brown 	if (!child_pid) {
5851103a8feaSLen Brown 		/* child */
5852103a8feaSLen Brown 		execvp(argv[0], argv);
58530815a3d0SLen Brown 		err(errno, "exec %s", argv[0]);
5854103a8feaSLen Brown 	} else {
5855103a8feaSLen Brown 
5856103a8feaSLen Brown 		/* parent */
5857b2c95d90SJosh Triplett 		if (child_pid == -1)
5858b2c95d90SJosh Triplett 			err(1, "fork");
5859103a8feaSLen Brown 
5860103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
5861103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
5862b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
5863b2c95d90SJosh Triplett 			err(status, "waitpid");
58642a954966SDavid Arcari 
58652a954966SDavid Arcari 		if (WIFEXITED(status))
58662a954966SDavid Arcari 			status = WEXITSTATUS(status);
5867103a8feaSLen Brown 	}
5868c98d5d94SLen Brown 	/*
5869c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
5870c98d5d94SLen Brown 	 * because re-starting is problematic when forking
5871c98d5d94SLen Brown 	 */
5872218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5873c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
5874103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
5875103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
5876ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
5877ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
5878ba3dec99SLen Brown 	else {
5879c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
5880c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
5881ba3dec99SLen Brown 	}
5882103a8feaSLen Brown 
5883b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec / 1000000.0);
5884b7d8c148SLen Brown 
5885b7d8c148SLen Brown 	flush_output_stderr();
5886103a8feaSLen Brown 
5887d91bb17cSLen Brown 	return status;
5888103a8feaSLen Brown }
5889103a8feaSLen Brown 
58903b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
58913b4d5c7fSAndy Shevchenko {
58923b4d5c7fSAndy Shevchenko 	int status;
58933b4d5c7fSAndy Shevchenko 
5894218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
58953b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
58963b4d5c7fSAndy Shevchenko 	if (status)
58973b4d5c7fSAndy Shevchenko 		return status;
58983b4d5c7fSAndy Shevchenko 
58993b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
59003b4d5c7fSAndy Shevchenko 	if (status)
59013b4d5c7fSAndy Shevchenko 		return status;
59023b4d5c7fSAndy Shevchenko 
5903b7d8c148SLen Brown 	flush_output_stdout();
59043b4d5c7fSAndy Shevchenko 
59053b4d5c7fSAndy Shevchenko 	return status;
59063b4d5c7fSAndy Shevchenko }
59073b4d5c7fSAndy Shevchenko 
5908*1b439f01SLen Brown void print_version()
5909*1b439f01SLen Brown {
5910*1b439f01SLen Brown 	fprintf(outf, "turbostat version 21.03.12" " - Len Brown <lenb@kernel.org>\n");
5911d8af6f5fSLen Brown }
5912d8af6f5fSLen Brown 
5913495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name,
5914495c7654SLen Brown 		unsigned int width, enum counter_scope scope,
591541618e63SLen Brown 		enum counter_type type, enum counter_format format, int flags)
5916388e9c81SLen Brown {
5917388e9c81SLen Brown 	struct msr_counter *msrp;
5918388e9c81SLen Brown 
5919388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
5920388e9c81SLen Brown 	if (msrp == NULL) {
5921388e9c81SLen Brown 		perror("calloc");
5922388e9c81SLen Brown 		exit(1);
5923388e9c81SLen Brown 	}
5924388e9c81SLen Brown 
5925388e9c81SLen Brown 	msrp->msr_num = msr_num;
5926d8d005baSLen Brown 	strncpy(msrp->name, name, NAME_BYTES - 1);
5927495c7654SLen Brown 	if (path)
5928d8d005baSLen Brown 		strncpy(msrp->path, path, PATH_BYTES - 1);
5929388e9c81SLen Brown 	msrp->width = width;
5930388e9c81SLen Brown 	msrp->type = type;
5931388e9c81SLen Brown 	msrp->format = format;
593241618e63SLen Brown 	msrp->flags = flags;
5933388e9c81SLen Brown 
5934388e9c81SLen Brown 	switch (scope) {
5935388e9c81SLen Brown 
5936388e9c81SLen Brown 	case SCOPE_CPU:
5937388e9c81SLen Brown 		msrp->next = sys.tp;
5938388e9c81SLen Brown 		sys.tp = msrp;
5939678a3bd1SLen Brown 		sys.added_thread_counters++;
59400748eaf0SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) {
5941*1b439f01SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n", MAX_ADDED_COUNTERS);
5942678a3bd1SLen Brown 			exit(-1);
5943678a3bd1SLen Brown 		}
5944388e9c81SLen Brown 		break;
5945388e9c81SLen Brown 
5946388e9c81SLen Brown 	case SCOPE_CORE:
5947388e9c81SLen Brown 		msrp->next = sys.cp;
5948388e9c81SLen Brown 		sys.cp = msrp;
5949678a3bd1SLen Brown 		sys.added_core_counters++;
5950678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
5951*1b439f01SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n", MAX_ADDED_COUNTERS);
5952678a3bd1SLen Brown 			exit(-1);
5953678a3bd1SLen Brown 		}
5954388e9c81SLen Brown 		break;
5955388e9c81SLen Brown 
5956388e9c81SLen Brown 	case SCOPE_PACKAGE:
5957388e9c81SLen Brown 		msrp->next = sys.pp;
5958388e9c81SLen Brown 		sys.pp = msrp;
5959678a3bd1SLen Brown 		sys.added_package_counters++;
5960678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
5961*1b439f01SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n", MAX_ADDED_COUNTERS);
5962678a3bd1SLen Brown 			exit(-1);
5963678a3bd1SLen Brown 		}
5964388e9c81SLen Brown 		break;
5965388e9c81SLen Brown 	}
5966388e9c81SLen Brown 
5967388e9c81SLen Brown 	return 0;
5968388e9c81SLen Brown }
5969388e9c81SLen Brown 
5970388e9c81SLen Brown void parse_add_command(char *add_command)
5971388e9c81SLen Brown {
5972388e9c81SLen Brown 	int msr_num = 0;
5973495c7654SLen Brown 	char *path = NULL;
59740f47c08dSLen Brown 	char name_buffer[NAME_BYTES] = "";
5975388e9c81SLen Brown 	int width = 64;
5976388e9c81SLen Brown 	int fail = 0;
5977388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
5978388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
5979388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
5980388e9c81SLen Brown 
5981388e9c81SLen Brown 	while (add_command) {
5982388e9c81SLen Brown 
5983388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
5984388e9c81SLen Brown 			goto next;
5985388e9c81SLen Brown 
5986388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
5987388e9c81SLen Brown 			goto next;
5988388e9c81SLen Brown 
5989495c7654SLen Brown 		if (*add_command == '/') {
5990495c7654SLen Brown 			path = add_command;
5991495c7654SLen Brown 			goto next;
5992495c7654SLen Brown 		}
5993495c7654SLen Brown 
5994388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
5995388e9c81SLen Brown 			if ((width == 32) || (width == 64))
5996388e9c81SLen Brown 				goto next;
5997388e9c81SLen Brown 			width = 64;
5998388e9c81SLen Brown 		}
5999388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
6000388e9c81SLen Brown 			scope = SCOPE_CPU;
6001388e9c81SLen Brown 			goto next;
6002388e9c81SLen Brown 		}
6003388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
6004388e9c81SLen Brown 			scope = SCOPE_CORE;
6005388e9c81SLen Brown 			goto next;
6006388e9c81SLen Brown 		}
6007388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
6008388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
6009388e9c81SLen Brown 			goto next;
6010388e9c81SLen Brown 		}
6011388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
6012388e9c81SLen Brown 			type = COUNTER_CYCLES;
6013388e9c81SLen Brown 			goto next;
6014388e9c81SLen Brown 		}
6015388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
6016388e9c81SLen Brown 			type = COUNTER_SECONDS;
6017388e9c81SLen Brown 			goto next;
6018388e9c81SLen Brown 		}
601941618e63SLen Brown 		if (!strncmp(add_command, "usec", strlen("usec"))) {
602041618e63SLen Brown 			type = COUNTER_USEC;
602141618e63SLen Brown 			goto next;
602241618e63SLen Brown 		}
6023388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
6024388e9c81SLen Brown 			format = FORMAT_RAW;
6025388e9c81SLen Brown 			goto next;
6026388e9c81SLen Brown 		}
6027388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
6028388e9c81SLen Brown 			format = FORMAT_DELTA;
6029388e9c81SLen Brown 			goto next;
6030388e9c81SLen Brown 		}
6031388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
6032388e9c81SLen Brown 			format = FORMAT_PERCENT;
6033388e9c81SLen Brown 			goto next;
6034388e9c81SLen Brown 		}
6035388e9c81SLen Brown 
6036388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
6037388e9c81SLen Brown 			char *eos;
6038388e9c81SLen Brown 
6039388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
6040388e9c81SLen Brown 			if (eos)
6041388e9c81SLen Brown 				*eos = '\0';
6042388e9c81SLen Brown 			goto next;
6043388e9c81SLen Brown 		}
6044388e9c81SLen Brown 
6045388e9c81SLen Brown next:
6046388e9c81SLen Brown 		add_command = strchr(add_command, ',');
6047495c7654SLen Brown 		if (add_command) {
6048495c7654SLen Brown 			*add_command = '\0';
6049388e9c81SLen Brown 			add_command++;
6050495c7654SLen Brown 		}
6051388e9c81SLen Brown 
6052388e9c81SLen Brown 	}
6053495c7654SLen Brown 	if ((msr_num == 0) && (path == NULL)) {
6054495c7654SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n");
6055388e9c81SLen Brown 		fail++;
6056388e9c81SLen Brown 	}
6057388e9c81SLen Brown 
6058388e9c81SLen Brown 	/* generate default column header */
6059388e9c81SLen Brown 	if (*name_buffer == '\0') {
6060388e9c81SLen Brown 		if (width == 32)
60615f3aea57SLen Brown 			sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
6062388e9c81SLen Brown 		else
60635f3aea57SLen Brown 			sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
6064388e9c81SLen Brown 	}
6065388e9c81SLen Brown 
606641618e63SLen Brown 	if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0))
6067388e9c81SLen Brown 		fail++;
6068388e9c81SLen Brown 
6069388e9c81SLen Brown 	if (fail) {
6070388e9c81SLen Brown 		help();
6071388e9c81SLen Brown 		exit(1);
6072388e9c81SLen Brown 	}
6073388e9c81SLen Brown }
607441618e63SLen Brown 
6075dd778a5eSLen Brown int is_deferred_skip(char *name)
6076dd778a5eSLen Brown {
6077dd778a5eSLen Brown 	int i;
6078dd778a5eSLen Brown 
6079dd778a5eSLen Brown 	for (i = 0; i < deferred_skip_index; ++i)
6080dd778a5eSLen Brown 		if (!strcmp(name, deferred_skip_names[i]))
6081dd778a5eSLen Brown 			return 1;
6082dd778a5eSLen Brown 	return 0;
6083dd778a5eSLen Brown }
6084dd778a5eSLen Brown 
608541618e63SLen Brown void probe_sysfs(void)
608641618e63SLen Brown {
608741618e63SLen Brown 	char path[64];
608841618e63SLen Brown 	char name_buf[16];
608941618e63SLen Brown 	FILE *input;
609041618e63SLen Brown 	int state;
609141618e63SLen Brown 	char *sp;
609241618e63SLen Brown 
609341618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
609441618e63SLen Brown 		return;
609541618e63SLen Brown 
60960748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
609741618e63SLen Brown 
6098*1b439f01SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", base_cpu, state);
609941618e63SLen Brown 		input = fopen(path, "r");
610041618e63SLen Brown 		if (input == NULL)
610141618e63SLen Brown 			continue;
61028173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
61038173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
610441618e63SLen Brown 
610541618e63SLen Brown 		/* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
610641618e63SLen Brown 		sp = strchr(name_buf, '-');
610741618e63SLen Brown 		if (!sp)
610841618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
610941618e63SLen Brown 		*sp = '%';
611041618e63SLen Brown 		*(sp + 1) = '\0';
611141618e63SLen Brown 
6112fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
6113fecb3bc8SDavid Arcari 
611441618e63SLen Brown 		fclose(input);
611541618e63SLen Brown 
611641618e63SLen Brown 		sprintf(path, "cpuidle/state%d/time", state);
611741618e63SLen Brown 
6118dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
6119dd778a5eSLen Brown 			continue;
6120dd778a5eSLen Brown 
6121*1b439f01SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC, FORMAT_PERCENT, SYSFS_PERCPU);
612241618e63SLen Brown 	}
612341618e63SLen Brown 
61240748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
612541618e63SLen Brown 
6126*1b439f01SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", base_cpu, state);
612741618e63SLen Brown 		input = fopen(path, "r");
612841618e63SLen Brown 		if (input == NULL)
612941618e63SLen Brown 			continue;
61308173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
61318173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
613241618e63SLen Brown 		/* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
613341618e63SLen Brown 		sp = strchr(name_buf, '-');
613441618e63SLen Brown 		if (!sp)
613541618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
613641618e63SLen Brown 		*sp = '\0';
613741618e63SLen Brown 		fclose(input);
613841618e63SLen Brown 
6139fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
6140fecb3bc8SDavid Arcari 
614141618e63SLen Brown 		sprintf(path, "cpuidle/state%d/usage", state);
614241618e63SLen Brown 
6143dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
6144dd778a5eSLen Brown 			continue;
6145dd778a5eSLen Brown 
6146*1b439f01SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS, FORMAT_DELTA, SYSFS_PERCPU);
614741618e63SLen Brown 	}
614841618e63SLen Brown 
614941618e63SLen Brown }
615041618e63SLen Brown 
61511ef7d21aSLen Brown /*
61521ef7d21aSLen Brown  * parse cpuset with following syntax
61531ef7d21aSLen Brown  * 1,2,4..6,8-10 and set bits in cpu_subset
61541ef7d21aSLen Brown  */
61551ef7d21aSLen Brown void parse_cpu_command(char *optarg)
61561ef7d21aSLen Brown {
61571ef7d21aSLen Brown 	unsigned int start, end;
61581ef7d21aSLen Brown 	char *next;
61591ef7d21aSLen Brown 
61604e4e1e7cSLen Brown 	if (!strcmp(optarg, "core")) {
61614e4e1e7cSLen Brown 		if (cpu_subset)
61624e4e1e7cSLen Brown 			goto error;
61634e4e1e7cSLen Brown 		show_core_only++;
61644e4e1e7cSLen Brown 		return;
61654e4e1e7cSLen Brown 	}
61664e4e1e7cSLen Brown 	if (!strcmp(optarg, "package")) {
61674e4e1e7cSLen Brown 		if (cpu_subset)
61684e4e1e7cSLen Brown 			goto error;
61694e4e1e7cSLen Brown 		show_pkg_only++;
61704e4e1e7cSLen Brown 		return;
61714e4e1e7cSLen Brown 	}
61724e4e1e7cSLen Brown 	if (show_core_only || show_pkg_only)
61734e4e1e7cSLen Brown 		goto error;
61744e4e1e7cSLen Brown 
61751ef7d21aSLen Brown 	cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS);
61761ef7d21aSLen Brown 	if (cpu_subset == NULL)
61771ef7d21aSLen Brown 		err(3, "CPU_ALLOC");
61781ef7d21aSLen Brown 	cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS);
61791ef7d21aSLen Brown 
61801ef7d21aSLen Brown 	CPU_ZERO_S(cpu_subset_size, cpu_subset);
61811ef7d21aSLen Brown 
61821ef7d21aSLen Brown 	next = optarg;
61831ef7d21aSLen Brown 
61841ef7d21aSLen Brown 	while (next && *next) {
61851ef7d21aSLen Brown 
61861ef7d21aSLen Brown 		if (*next == '-')	/* no negative cpu numbers */
61871ef7d21aSLen Brown 			goto error;
61881ef7d21aSLen Brown 
61891ef7d21aSLen Brown 		start = strtoul(next, &next, 10);
61901ef7d21aSLen Brown 
61911ef7d21aSLen Brown 		if (start >= CPU_SUBSET_MAXCPUS)
61921ef7d21aSLen Brown 			goto error;
61931ef7d21aSLen Brown 		CPU_SET_S(start, cpu_subset_size, cpu_subset);
61941ef7d21aSLen Brown 
61951ef7d21aSLen Brown 		if (*next == '\0')
61961ef7d21aSLen Brown 			break;
61971ef7d21aSLen Brown 
61981ef7d21aSLen Brown 		if (*next == ',') {
61991ef7d21aSLen Brown 			next += 1;
62001ef7d21aSLen Brown 			continue;
62011ef7d21aSLen Brown 		}
62021ef7d21aSLen Brown 
62031ef7d21aSLen Brown 		if (*next == '-') {
62041ef7d21aSLen Brown 			next += 1;	/* start range */
62051ef7d21aSLen Brown 		} else if (*next == '.') {
62061ef7d21aSLen Brown 			next += 1;
62071ef7d21aSLen Brown 			if (*next == '.')
62081ef7d21aSLen Brown 				next += 1;	/* start range */
62091ef7d21aSLen Brown 			else
62101ef7d21aSLen Brown 				goto error;
62111ef7d21aSLen Brown 		}
62121ef7d21aSLen Brown 
62131ef7d21aSLen Brown 		end = strtoul(next, &next, 10);
62141ef7d21aSLen Brown 		if (end <= start)
62151ef7d21aSLen Brown 			goto error;
62161ef7d21aSLen Brown 
62171ef7d21aSLen Brown 		while (++start <= end) {
62181ef7d21aSLen Brown 			if (start >= CPU_SUBSET_MAXCPUS)
62191ef7d21aSLen Brown 				goto error;
62201ef7d21aSLen Brown 			CPU_SET_S(start, cpu_subset_size, cpu_subset);
62211ef7d21aSLen Brown 		}
62221ef7d21aSLen Brown 
62231ef7d21aSLen Brown 		if (*next == ',')
62241ef7d21aSLen Brown 			next += 1;
62251ef7d21aSLen Brown 		else if (*next != '\0')
62261ef7d21aSLen Brown 			goto error;
62271ef7d21aSLen Brown 	}
62281ef7d21aSLen Brown 
62291ef7d21aSLen Brown 	return;
62301ef7d21aSLen Brown 
62311ef7d21aSLen Brown error:
62324e4e1e7cSLen Brown 	fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
62334e4e1e7cSLen Brown 	help();
62341ef7d21aSLen Brown 	exit(-1);
62351ef7d21aSLen Brown }
62361ef7d21aSLen Brown 
6237103a8feaSLen Brown void cmdline(int argc, char **argv)
6238103a8feaSLen Brown {
6239103a8feaSLen Brown 	int opt;
6240d8af6f5fSLen Brown 	int option_index = 0;
6241d8af6f5fSLen Brown 	static struct option long_options[] = {
6242388e9c81SLen Brown 		{ "add", required_argument, 0, 'a' },
62431ef7d21aSLen Brown 		{ "cpu", required_argument, 0, 'c' },
6244d8af6f5fSLen Brown 		{ "Dump", no_argument, 0, 'D' },
624596e47158SLen Brown 		{ "debug", no_argument, 0, 'd' },	/* internal, not documented */
62463f44a5c6SLen Brown 		{ "enable", required_argument, 0, 'e' },
6247d8af6f5fSLen Brown 		{ "interval", required_argument, 0, 'i' },
62482af4f9b8SLen Brown 		{ "IPC", no_argument, 0, 'I' },
6249023fe0acSChen Yu 		{ "num_iterations", required_argument, 0, 'n' },
6250d8af6f5fSLen Brown 		{ "help", no_argument, 0, 'h' },
6251812db3f7SLen Brown 		{ "hide", required_argument, 0, 'H' },	// meh, -h taken by --help
6252d8af6f5fSLen Brown 		{ "Joules", no_argument, 0, 'J' },
6253c8ade361SLen Brown 		{ "list", no_argument, 0, 'l' },
6254b7d8c148SLen Brown 		{ "out", required_argument, 0, 'o' },
625596e47158SLen Brown 		{ "quiet", no_argument, 0, 'q' },
6256812db3f7SLen Brown 		{ "show", required_argument, 0, 's' },
6257d8af6f5fSLen Brown 		{ "Summary", no_argument, 0, 'S' },
6258d8af6f5fSLen Brown 		{ "TCC", required_argument, 0, 'T' },
6259d8af6f5fSLen Brown 		{ "version", no_argument, 0, 'v' },
6260d8af6f5fSLen Brown 		{ 0, 0, 0, 0 }
6261d8af6f5fSLen Brown 	};
6262103a8feaSLen Brown 
6263103a8feaSLen Brown 	progname = argv[0];
6264103a8feaSLen Brown 
6265*1b439f01SLen Brown 	while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v", long_options, &option_index)) != -1) {
6266103a8feaSLen Brown 		switch (opt) {
6267388e9c81SLen Brown 		case 'a':
6268388e9c81SLen Brown 			parse_add_command(optarg);
6269388e9c81SLen Brown 			break;
62701ef7d21aSLen Brown 		case 'c':
62711ef7d21aSLen Brown 			parse_cpu_command(optarg);
62721ef7d21aSLen Brown 			break;
6273d8af6f5fSLen Brown 		case 'D':
6274d8af6f5fSLen Brown 			dump_only++;
62758e180f3cSLen Brown 			break;
62763f44a5c6SLen Brown 		case 'e':
62773f44a5c6SLen Brown 			/* --enable specified counter */
62784c2122d4SLen Brown 			bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST);
62793f44a5c6SLen Brown 			break;
6280d8af6f5fSLen Brown 		case 'd':
6281d8af6f5fSLen Brown 			debug++;
62823f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
62832f32edf1SLen Brown 			break;
6284812db3f7SLen Brown 		case 'H':
62853f44a5c6SLen Brown 			/*
62863f44a5c6SLen Brown 			 * --hide: do not show those specified
62873f44a5c6SLen Brown 			 *  multiple invocations simply clear more bits in enabled mask
62883f44a5c6SLen Brown 			 */
62893f44a5c6SLen Brown 			bic_enabled &= ~bic_lookup(optarg, HIDE_LIST);
6290812db3f7SLen Brown 			break;
6291d8af6f5fSLen Brown 		case 'h':
6292d8af6f5fSLen Brown 		default:
6293d8af6f5fSLen Brown 			help();
6294d8af6f5fSLen Brown 			exit(1);
6295d8af6f5fSLen Brown 		case 'i':
62962a0609c0SLen Brown 			{
62972a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
62982a0609c0SLen Brown 
62992a0609c0SLen Brown 				if (interval < 0.001) {
6300*1b439f01SLen Brown 					fprintf(outf, "interval %f seconds is too small\n", interval);
63012a0609c0SLen Brown 					exit(2);
63022a0609c0SLen Brown 				}
63032a0609c0SLen Brown 
630447936f94SArtem Bityutskiy 				interval_tv.tv_sec = interval_ts.tv_sec = interval;
6305b9ad8ee0SLen Brown 				interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000;
630647936f94SArtem Bityutskiy 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
63072a0609c0SLen Brown 			}
6308889facbeSLen Brown 			break;
63095c56be9aSDirk Brandewie 		case 'J':
63105c56be9aSDirk Brandewie 			rapl_joules++;
63115c56be9aSDirk Brandewie 			break;
6312c8ade361SLen Brown 		case 'l':
63133f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
6314c8ade361SLen Brown 			list_header_only++;
6315c8ade361SLen Brown 			quiet++;
6316c8ade361SLen Brown 			break;
6317b7d8c148SLen Brown 		case 'o':
6318b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
6319b7d8c148SLen Brown 			break;
632096e47158SLen Brown 		case 'q':
632196e47158SLen Brown 			quiet = 1;
632296e47158SLen Brown 			break;
6323023fe0acSChen Yu 		case 'n':
6324023fe0acSChen Yu 			num_iterations = strtod(optarg, NULL);
6325023fe0acSChen Yu 
6326023fe0acSChen Yu 			if (num_iterations <= 0) {
6327*1b439f01SLen Brown 				fprintf(outf, "iterations %d should be positive number\n", num_iterations);
6328023fe0acSChen Yu 				exit(2);
6329023fe0acSChen Yu 			}
6330023fe0acSChen Yu 			break;
6331812db3f7SLen Brown 		case 's':
63323f44a5c6SLen Brown 			/*
63333f44a5c6SLen Brown 			 * --show: show only those specified
63343f44a5c6SLen Brown 			 *  The 1st invocation will clear and replace the enabled mask
63353f44a5c6SLen Brown 			 *  subsequent invocations can add to it.
63363f44a5c6SLen Brown 			 */
63373f44a5c6SLen Brown 			if (shown == 0)
63383f44a5c6SLen Brown 				bic_enabled = bic_lookup(optarg, SHOW_LIST);
63393f44a5c6SLen Brown 			else
63403f44a5c6SLen Brown 				bic_enabled |= bic_lookup(optarg, SHOW_LIST);
63413f44a5c6SLen Brown 			shown = 1;
6342812db3f7SLen Brown 			break;
6343d8af6f5fSLen Brown 		case 'S':
6344d8af6f5fSLen Brown 			summary_only++;
6345d8af6f5fSLen Brown 			break;
6346d8af6f5fSLen Brown 		case 'T':
634755279aefSZhang Rui 			tj_max_override = atoi(optarg);
6348d8af6f5fSLen Brown 			break;
6349d8af6f5fSLen Brown 		case 'v':
6350d8af6f5fSLen Brown 			print_version();
6351d8af6f5fSLen Brown 			exit(0);
6352d8af6f5fSLen Brown 			break;
6353103a8feaSLen Brown 		}
6354103a8feaSLen Brown 	}
6355103a8feaSLen Brown }
6356103a8feaSLen Brown 
6357103a8feaSLen Brown int main(int argc, char **argv)
6358103a8feaSLen Brown {
6359b7d8c148SLen Brown 	outf = stderr;
6360103a8feaSLen Brown 	cmdline(argc, argv);
6361103a8feaSLen Brown 
636296e47158SLen Brown 	if (!quiet)
6363d8af6f5fSLen Brown 		print_version();
6364103a8feaSLen Brown 
636541618e63SLen Brown 	probe_sysfs();
636641618e63SLen Brown 
6367103a8feaSLen Brown 	turbostat_init();
6368103a8feaSLen Brown 
63693b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
63703b4d5c7fSAndy Shevchenko 	if (dump_only)
63713b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
63723b4d5c7fSAndy Shevchenko 
6373c8ade361SLen Brown 	/* list header and exit */
6374c8ade361SLen Brown 	if (list_header_only) {
6375c8ade361SLen Brown 		print_header(",");
6376c8ade361SLen Brown 		flush_output_stdout();
6377c8ade361SLen Brown 		return 0;
6378c8ade361SLen Brown 	}
6379c8ade361SLen Brown 
63809972d5d8SChen Yu 	msr_sum_record();
6381103a8feaSLen Brown 	/*
6382103a8feaSLen Brown 	 * if any params left, it must be a command to fork
6383103a8feaSLen Brown 	 */
6384103a8feaSLen Brown 	if (argc - optind)
6385103a8feaSLen Brown 		return fork_it(argv + optind);
6386103a8feaSLen Brown 	else
6387103a8feaSLen Brown 		turbostat_loop();
6388103a8feaSLen Brown 
6389103a8feaSLen Brown 	return 0;
6390103a8feaSLen Brown }
6391