xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 7ab5ff4937a338783d147ec2d8c8714f48a5de79)
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>
38*7ab5ff49SZhang 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};
46023fe0acSChen Yu unsigned int num_iterations;
47d8af6f5fSLen Brown unsigned int debug;
4896e47158SLen Brown unsigned int quiet;
493f44a5c6SLen Brown unsigned int shown;
500de6c0dfSLen Brown unsigned int sums_need_wide_columns;
51d8af6f5fSLen Brown unsigned int rapl_joules;
52d8af6f5fSLen Brown unsigned int summary_only;
53c8ade361SLen Brown unsigned int list_header_only;
54d8af6f5fSLen Brown unsigned int dump_only;
55103a8feaSLen Brown unsigned int do_snb_cstates;
56fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
57144b44b1SLen Brown unsigned int do_slm_cstates;
58144b44b1SLen Brown unsigned int use_c1_residency_msr;
59103a8feaSLen Brown unsigned int has_aperf;
60889facbeSLen Brown unsigned int has_epb;
615a63426eSLen Brown unsigned int do_irtl_snb;
625a63426eSLen Brown unsigned int do_irtl_hsw;
63fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
64103a8feaSLen Brown unsigned int genuine_intel;
6534041551SLen Brown unsigned int authentic_amd;
66c1c10cc7SPu Wen unsigned int hygon_genuine;
6734041551SLen Brown unsigned int max_level, max_extended_level;
68103a8feaSLen Brown unsigned int has_invariant_tsc;
69d7899447SLen Brown unsigned int do_nhm_platform_info;
70cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
71b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
72103a8feaSLen Brown double bclk;
73a2b7b749SLen Brown double base_hz;
7421ed5574SLen Brown unsigned int has_base_hz;
75a2b7b749SLen Brown double tsc_tweak = 1.0;
76c98d5d94SLen Brown unsigned int show_pkg_only;
77c98d5d94SLen Brown unsigned int show_core_only;
78c98d5d94SLen Brown char *output_buffer, *outp;
79889facbeSLen Brown unsigned int do_rapl;
80889facbeSLen Brown unsigned int do_dts;
81889facbeSLen Brown unsigned int do_ptm;
822af4f9b8SLen Brown unsigned int do_ipc;
83fdf676e5SLen Brown unsigned long long  gfx_cur_rc6_ms;
84be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us;
85be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us;
8627d47356SLen Brown unsigned int gfx_cur_mhz;
87b4b91569SRafael Antognolli unsigned int gfx_act_mhz;
88889facbeSLen Brown unsigned int tcc_activation_temp;
89889facbeSLen Brown unsigned int tcc_activation_temp_override;
9040ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
9140ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
92889facbeSLen Brown double rapl_joule_counter_range;
933a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
94ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion;
95aeb01e6dSChen Yu unsigned int dis_cstate_prewake;
963a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
973a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
988a5bdf41SLen Brown unsigned int crystal_hz;
998a5bdf41SLen Brown unsigned long long tsc_hz;
1007ce7d5deSPrarit Bhargava int base_cpu;
10121ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
1027f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
1037f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
1047f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
1057f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1067f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1077f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
10833148d67SLen Brown unsigned int has_misc_feature_control;
1094c2122d4SLen Brown unsigned int first_counter_read = 1;
110c026c236SArtem Bityutskiy int ignore_stdin;
111889facbeSLen Brown 
112889facbeSLen Brown #define RAPL_PKG		(1 << 0)
113e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
114e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
115e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
116e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
117e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
118e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
119e6f9bb3cSLen Brown 
120889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
121e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
122e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
123e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
124e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1250b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1260b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
127e6f9bb3cSLen Brown 
1289148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
129e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1300b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
131e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
132e6f9bb3cSLen Brown 
1330b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
134e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
135e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
136e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1379148494cSJacob Pan 
1389148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1399148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1409392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY	(1 << 10)
1419392bd98SCalvin Walton 					/* Indicates cores energy collection is per-core,
1429392bd98SCalvin Walton 					 * not per-package. */
1439392bd98SCalvin Walton #define RAPL_AMD_F17H		(1 << 11)
1449392bd98SCalvin Walton 					/* 0xc0010299 MSR_RAPL_PWR_UNIT */
1459392bd98SCalvin Walton 					/* 0xc001029a MSR_CORE_ENERGY_STAT */
1469392bd98SCalvin Walton 					/* 0xc001029b MSR_PKG_ENERGY_STAT */
1479148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
148889facbeSLen Brown #define	TJMAX_DEFAULT	100
149889facbeSLen Brown 
1509392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */
1519392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT	0xc0010299
1529392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT	0xc001029a
1539392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT	0xc001029b
1549392bd98SCalvin Walton 
155889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
156103a8feaSLen Brown 
157388e9c81SLen Brown /*
158388e9c81SLen Brown  * buffer size used by sscanf() for added column names
159388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
160388e9c81SLen Brown  */
161388e9c81SLen Brown #define	NAME_BYTES 20
162495c7654SLen Brown #define PATH_BYTES 128
163388e9c81SLen Brown 
164103a8feaSLen Brown int backwards_count;
165103a8feaSLen Brown char *progname;
166103a8feaSLen Brown 
1671ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS	1024	/* need to use before probe... */
1681ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset;
1691ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size;
1700748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8
1710748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24
1720e2d8f05SLen Brown #define BITMASK_SIZE 32
173c98d5d94SLen Brown 
174c98d5d94SLen Brown struct thread_data {
175f4fdf2b4SLen Brown 	struct timeval tv_begin;
176f4fdf2b4SLen Brown 	struct timeval tv_end;
177d4794f25SYazen Ghannam 	struct timeval tv_delta;
178c98d5d94SLen Brown 	unsigned long long tsc;
179c98d5d94SLen Brown 	unsigned long long aperf;
180c98d5d94SLen Brown 	unsigned long long mperf;
181144b44b1SLen Brown 	unsigned long long c1;
1822af4f9b8SLen Brown 	unsigned long long instr_count;
1830de6c0dfSLen Brown 	unsigned long long  irq_count;
1841ed51011SLen Brown 	unsigned int smi_count;
185c98d5d94SLen Brown 	unsigned int cpu_id;
1864c2122d4SLen Brown 	unsigned int apic_id;
1874c2122d4SLen Brown 	unsigned int x2apic_id;
188c98d5d94SLen Brown 	unsigned int flags;
189*7ab5ff49SZhang Rui 	bool is_atom;
190c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
191c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
1920748eaf0SLen Brown 	unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
193c98d5d94SLen Brown } *thread_even, *thread_odd;
194c98d5d94SLen Brown 
195c98d5d94SLen Brown struct core_data {
196c98d5d94SLen Brown 	unsigned long long c3;
197c98d5d94SLen Brown 	unsigned long long c6;
198c98d5d94SLen Brown 	unsigned long long c7;
1990539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
200889facbeSLen Brown 	unsigned int core_temp_c;
2019392bd98SCalvin Walton 	unsigned int core_energy;	/* MSR_CORE_ENERGY_STAT */
202c98d5d94SLen Brown 	unsigned int core_id;
203678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
204c98d5d94SLen Brown } *core_even, *core_odd;
205c98d5d94SLen Brown 
206c98d5d94SLen Brown struct pkg_data {
207c98d5d94SLen Brown 	unsigned long long pc2;
208c98d5d94SLen Brown 	unsigned long long pc3;
209c98d5d94SLen Brown 	unsigned long long pc6;
210c98d5d94SLen Brown 	unsigned long long pc7;
211ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
212ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
213ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
214be0e54c4SLen Brown 	unsigned long long cpu_lpi;
215be0e54c4SLen Brown 	unsigned long long sys_lpi;
2160b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
2170b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
2180b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
2190b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
2209185e988SLen Brown 	long long gfx_rc6_ms;
22127d47356SLen Brown 	unsigned int gfx_mhz;
222b4b91569SRafael Antognolli 	unsigned int gfx_act_mhz;
223c98d5d94SLen Brown 	unsigned int package_id;
2247c2ccc50SChen Yu 	unsigned long long energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
2257c2ccc50SChen Yu 	unsigned long long energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
2267c2ccc50SChen Yu 	unsigned long long energy_cores;	/* MSR_PP0_ENERGY_STATUS */
2277c2ccc50SChen Yu 	unsigned long long energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
2287c2ccc50SChen Yu 	unsigned long long rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
2297c2ccc50SChen Yu 	unsigned long long rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
230889facbeSLen Brown 	unsigned int pkg_temp_c;
231678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
232c98d5d94SLen Brown } *package_even, *package_odd;
233c98d5d94SLen Brown 
234c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
235c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
236c98d5d94SLen Brown 
23740f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no)	      \
23840f5cfe7SPrarit Bhargava 	((thread_base) +						      \
23940f5cfe7SPrarit Bhargava 	 ((pkg_no) *							      \
24040f5cfe7SPrarit Bhargava 	  topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \
24140f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node * topo.threads_per_core) +	      \
24240f5cfe7SPrarit Bhargava 	 ((core_no) * topo.threads_per_core) +				      \
24340f5cfe7SPrarit Bhargava 	 (thread_no))
24440f5cfe7SPrarit Bhargava 
24540f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no)			\
24640f5cfe7SPrarit Bhargava 	((core_base) +							\
24740f5cfe7SPrarit Bhargava 	 ((pkg_no) *  topo.nodes_per_pkg * topo.cores_per_node) +	\
24840f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node) +				\
24940f5cfe7SPrarit Bhargava 	 (core_no))
25040f5cfe7SPrarit Bhargava 
25140f5cfe7SPrarit Bhargava 
252c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
253c98d5d94SLen Brown 
254388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
25541618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC};
256388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
257388e9c81SLen Brown 
258388e9c81SLen Brown struct msr_counter {
259388e9c81SLen Brown 	unsigned int msr_num;
260388e9c81SLen Brown 	char name[NAME_BYTES];
261495c7654SLen Brown 	char path[PATH_BYTES];
262388e9c81SLen Brown 	unsigned int width;
263388e9c81SLen Brown 	enum counter_type type;
264388e9c81SLen Brown 	enum counter_format format;
265388e9c81SLen Brown 	struct msr_counter *next;
266812db3f7SLen Brown 	unsigned int flags;
267812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
268812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
26941618e63SLen Brown #define	SYSFS_PERCPU	(1 << 1)
270388e9c81SLen Brown };
271388e9c81SLen Brown 
27287e15da9SChen Yu /*
27387e15da9SChen Yu  * The accumulated sum of MSR is defined as a monotonic
27487e15da9SChen Yu  * increasing MSR, it will be accumulated periodically,
27587e15da9SChen Yu  * despite its register's bit width.
27687e15da9SChen Yu  */
27787e15da9SChen Yu enum {
27887e15da9SChen Yu 	IDX_PKG_ENERGY,
27987e15da9SChen Yu 	IDX_DRAM_ENERGY,
28087e15da9SChen Yu 	IDX_PP0_ENERGY,
28187e15da9SChen Yu 	IDX_PP1_ENERGY,
28287e15da9SChen Yu 	IDX_PKG_PERF,
28387e15da9SChen Yu 	IDX_DRAM_PERF,
28487e15da9SChen Yu 	IDX_COUNT,
28587e15da9SChen Yu };
28687e15da9SChen Yu 
28787e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr);
28887e15da9SChen Yu 
28987e15da9SChen Yu struct msr_sum_array {
29087e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
29187e15da9SChen Yu 	struct {
29287e15da9SChen Yu 		/*The accumulated MSR value is updated by the timer*/
29387e15da9SChen Yu 		unsigned long long sum;
29487e15da9SChen Yu 		/*The MSR footprint recorded in last timer*/
29587e15da9SChen Yu 		unsigned long long last;
29687e15da9SChen Yu 	} entries[IDX_COUNT];
29787e15da9SChen Yu };
29887e15da9SChen Yu 
29987e15da9SChen Yu /* The percpu MSR sum array.*/
30087e15da9SChen Yu struct msr_sum_array *per_cpu_msr_sum;
30187e15da9SChen Yu 
30213a779deSCalvin Walton off_t idx_to_offset(int idx)
30387e15da9SChen Yu {
30413a779deSCalvin Walton 	off_t offset;
30587e15da9SChen Yu 
30687e15da9SChen Yu 	switch (idx) {
30787e15da9SChen Yu 	case IDX_PKG_ENERGY:
308301b1d3aSBas Nieuwenhuizen 		if (do_rapl & RAPL_AMD_F17H)
309301b1d3aSBas Nieuwenhuizen 			offset = MSR_PKG_ENERGY_STAT;
310301b1d3aSBas Nieuwenhuizen 		else
31187e15da9SChen Yu 			offset = MSR_PKG_ENERGY_STATUS;
31287e15da9SChen Yu 		break;
31387e15da9SChen Yu 	case IDX_DRAM_ENERGY:
31487e15da9SChen Yu 		offset = MSR_DRAM_ENERGY_STATUS;
31587e15da9SChen Yu 		break;
31687e15da9SChen Yu 	case IDX_PP0_ENERGY:
31787e15da9SChen Yu 		offset = MSR_PP0_ENERGY_STATUS;
31887e15da9SChen Yu 		break;
31987e15da9SChen Yu 	case IDX_PP1_ENERGY:
32087e15da9SChen Yu 		offset = MSR_PP1_ENERGY_STATUS;
32187e15da9SChen Yu 		break;
32287e15da9SChen Yu 	case IDX_PKG_PERF:
32387e15da9SChen Yu 		offset = MSR_PKG_PERF_STATUS;
32487e15da9SChen Yu 		break;
32587e15da9SChen Yu 	case IDX_DRAM_PERF:
32687e15da9SChen Yu 		offset = MSR_DRAM_PERF_STATUS;
32787e15da9SChen Yu 		break;
32887e15da9SChen Yu 	default:
32987e15da9SChen Yu 		offset = -1;
33087e15da9SChen Yu 	}
33187e15da9SChen Yu 	return offset;
33287e15da9SChen Yu }
33387e15da9SChen Yu 
33413a779deSCalvin Walton int offset_to_idx(off_t offset)
33587e15da9SChen Yu {
33687e15da9SChen Yu 	int idx;
33787e15da9SChen Yu 
33887e15da9SChen Yu 	switch (offset) {
33987e15da9SChen Yu 	case MSR_PKG_ENERGY_STATUS:
340301b1d3aSBas Nieuwenhuizen 	case MSR_PKG_ENERGY_STAT:
34187e15da9SChen Yu 		idx = IDX_PKG_ENERGY;
34287e15da9SChen Yu 		break;
34387e15da9SChen Yu 	case MSR_DRAM_ENERGY_STATUS:
34487e15da9SChen Yu 		idx = IDX_DRAM_ENERGY;
34587e15da9SChen Yu 		break;
34687e15da9SChen Yu 	case MSR_PP0_ENERGY_STATUS:
34787e15da9SChen Yu 		idx = IDX_PP0_ENERGY;
34887e15da9SChen Yu 		break;
34987e15da9SChen Yu 	case MSR_PP1_ENERGY_STATUS:
35087e15da9SChen Yu 		idx = IDX_PP1_ENERGY;
35187e15da9SChen Yu 		break;
35287e15da9SChen Yu 	case MSR_PKG_PERF_STATUS:
35387e15da9SChen Yu 		idx = IDX_PKG_PERF;
35487e15da9SChen Yu 		break;
35587e15da9SChen Yu 	case MSR_DRAM_PERF_STATUS:
35687e15da9SChen Yu 		idx = IDX_DRAM_PERF;
35787e15da9SChen Yu 		break;
35887e15da9SChen Yu 	default:
35987e15da9SChen Yu 		idx = -1;
36087e15da9SChen Yu 	}
36187e15da9SChen Yu 	return idx;
36287e15da9SChen Yu }
36387e15da9SChen Yu 
36487e15da9SChen Yu int idx_valid(int idx)
36587e15da9SChen Yu {
36687e15da9SChen Yu 	switch (idx) {
36787e15da9SChen Yu 	case IDX_PKG_ENERGY:
368301b1d3aSBas Nieuwenhuizen 		return do_rapl & (RAPL_PKG | RAPL_AMD_F17H);
36987e15da9SChen Yu 	case IDX_DRAM_ENERGY:
37087e15da9SChen Yu 		return do_rapl & RAPL_DRAM;
37187e15da9SChen Yu 	case IDX_PP0_ENERGY:
37287e15da9SChen Yu 		return do_rapl & RAPL_CORES_ENERGY_STATUS;
37387e15da9SChen Yu 	case IDX_PP1_ENERGY:
37487e15da9SChen Yu 		return do_rapl & RAPL_GFX;
37587e15da9SChen Yu 	case IDX_PKG_PERF:
37687e15da9SChen Yu 		return do_rapl & RAPL_PKG_PERF_STATUS;
37787e15da9SChen Yu 	case IDX_DRAM_PERF:
37887e15da9SChen Yu 		return do_rapl & RAPL_DRAM_PERF_STATUS;
37987e15da9SChen Yu 	default:
38087e15da9SChen Yu 		return 0;
38187e15da9SChen Yu 	}
38287e15da9SChen Yu }
383388e9c81SLen Brown struct sys_counters {
384678a3bd1SLen Brown 	unsigned int added_thread_counters;
385678a3bd1SLen Brown 	unsigned int added_core_counters;
386678a3bd1SLen Brown 	unsigned int added_package_counters;
387388e9c81SLen Brown 	struct msr_counter *tp;
388388e9c81SLen Brown 	struct msr_counter *cp;
389388e9c81SLen Brown 	struct msr_counter *pp;
390388e9c81SLen Brown } sys;
391388e9c81SLen Brown 
392c98d5d94SLen Brown struct system_summary {
393c98d5d94SLen Brown 	struct thread_data threads;
394c98d5d94SLen Brown 	struct core_data cores;
395c98d5d94SLen Brown 	struct pkg_data packages;
396388e9c81SLen Brown } average;
397c98d5d94SLen Brown 
3980e2d8f05SLen Brown struct cpu_topology {
3990e2d8f05SLen Brown 	int physical_package_id;
4006de68fe1SLen Brown 	int die_id;
4010e2d8f05SLen Brown 	int logical_cpu_id;
402ef605741SPrarit Bhargava 	int physical_node_id;
403ef605741SPrarit Bhargava 	int logical_node_id;	/* 0-based count within the package */
4040e2d8f05SLen Brown 	int physical_core_id;
4058cb48b32SPrarit Bhargava 	int thread_id;
4060e2d8f05SLen Brown 	cpu_set_t *put_ids; /* Processing Unit/Thread IDs */
4070e2d8f05SLen Brown } *cpus;
408c98d5d94SLen Brown 
409c98d5d94SLen Brown struct topo_params {
410c98d5d94SLen Brown 	int num_packages;
4116de68fe1SLen Brown 	int num_die;
412103a8feaSLen Brown 	int num_cpus;
413c98d5d94SLen Brown 	int num_cores;
414c98d5d94SLen Brown 	int max_cpu_num;
415ef605741SPrarit Bhargava 	int max_node_num;
41670a9c6e8SPrarit Bhargava 	int nodes_per_pkg;
41770a9c6e8SPrarit Bhargava 	int cores_per_node;
41870a9c6e8SPrarit Bhargava 	int threads_per_core;
419c98d5d94SLen Brown } topo;
420103a8feaSLen Brown 
421c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
422103a8feaSLen Brown 
423562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
424562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
425562a2d37SLen Brown 
426c98d5d94SLen Brown void setup_all_buffers(void);
427103a8feaSLen Brown 
4281f81c5efSLen Brown char *sys_lpi_file;
4291f81c5efSLen Brown char *sys_lpi_file_sysfs = "/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us";
4301f81c5efSLen Brown char *sys_lpi_file_debugfs = "/sys/kernel/debug/pmc_core/slp_s0_residency_usec";
4311f81c5efSLen Brown 
432c98d5d94SLen Brown int cpu_is_not_present(int cpu)
433d15cf7c1SLen Brown {
434c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
435c98d5d94SLen Brown }
436c98d5d94SLen Brown /*
437c98d5d94SLen Brown  * run func(thread, core, package) in topology order
438c98d5d94SLen Brown  * skip non-present cpus
439c98d5d94SLen Brown  */
440c98d5d94SLen Brown 
441c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
442c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
443c98d5d94SLen Brown {
44440f5cfe7SPrarit Bhargava 	int retval, pkg_no, core_no, thread_no, node_no;
445c98d5d94SLen Brown 
446c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
447df2f677dSLen Brown 		for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) {
44870a9c6e8SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node; ++core_no) {
449c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
45070a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
451c98d5d94SLen Brown 					struct thread_data *t;
452c98d5d94SLen Brown 					struct core_data *c;
453c98d5d94SLen Brown 					struct pkg_data *p;
454c98d5d94SLen Brown 
45540f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
45640f5cfe7SPrarit Bhargava 						       core_no, node_no,
45740f5cfe7SPrarit Bhargava 						       pkg_no);
458c98d5d94SLen Brown 
459c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
460c98d5d94SLen Brown 						continue;
461c98d5d94SLen Brown 
46240f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
46340f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
464c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
465c98d5d94SLen Brown 
466c98d5d94SLen Brown 					retval = func(t, c, p);
467c98d5d94SLen Brown 					if (retval)
468c98d5d94SLen Brown 						return retval;
469c98d5d94SLen Brown 				}
470c98d5d94SLen Brown 			}
471c98d5d94SLen Brown 		}
47240f5cfe7SPrarit Bhargava 	}
473d15cf7c1SLen Brown 	return 0;
474d15cf7c1SLen Brown }
475d15cf7c1SLen Brown 
47688c3281fSLen Brown int cpu_migrate(int cpu)
47788c3281fSLen Brown {
478c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
479c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
480c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
48188c3281fSLen Brown 		return -1;
48288c3281fSLen Brown 	else
48388c3281fSLen Brown 		return 0;
48488c3281fSLen Brown }
48536229897SLen Brown int get_msr_fd(int cpu)
486103a8feaSLen Brown {
487103a8feaSLen Brown 	char pathname[32];
488103a8feaSLen Brown 	int fd;
489103a8feaSLen Brown 
49036229897SLen Brown 	fd = fd_percpu[cpu];
49136229897SLen Brown 
49236229897SLen Brown 	if (fd)
49336229897SLen Brown 		return fd;
49436229897SLen Brown 
495103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
496103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
49715aaa346SLen Brown 	if (fd < 0)
49898481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
499103a8feaSLen Brown 
50036229897SLen Brown 	fd_percpu[cpu] = fd;
50136229897SLen Brown 
50236229897SLen Brown 	return fd;
50336229897SLen Brown }
50436229897SLen Brown 
5052af4f9b8SLen Brown static long perf_event_open(struct perf_event_attr *hw_event, pid_t pid, int cpu, int group_fd, unsigned long flags)
5062af4f9b8SLen Brown {
5072af4f9b8SLen Brown 	return syscall(__NR_perf_event_open, hw_event, pid, cpu, group_fd, flags);
5082af4f9b8SLen Brown }
5092af4f9b8SLen Brown 
5102af4f9b8SLen Brown static int perf_instr_count_open(int cpu_num)
5112af4f9b8SLen Brown {
5122af4f9b8SLen Brown 	struct perf_event_attr pea;
5132af4f9b8SLen Brown 	int fd;
5142af4f9b8SLen Brown 
5152af4f9b8SLen Brown 	memset(&pea, 0, sizeof(struct perf_event_attr));
5162af4f9b8SLen Brown 	pea.type = PERF_TYPE_HARDWARE;
5172af4f9b8SLen Brown 	pea.size = sizeof(struct perf_event_attr);
5182af4f9b8SLen Brown 	pea.config = PERF_COUNT_HW_INSTRUCTIONS;
5192af4f9b8SLen Brown 
5202af4f9b8SLen Brown 	/* counter for cpu_num, including user + kernel and all processes */
5212af4f9b8SLen Brown 	fd = perf_event_open(&pea, -1, cpu_num, -1, 0);
5222af4f9b8SLen Brown 	if (fd == -1)
5232af4f9b8SLen Brown 		err(-1, "cpu%d: perf instruction counter\n", cpu_num);
5242af4f9b8SLen Brown 
5252af4f9b8SLen Brown 	return fd;
5262af4f9b8SLen Brown }
5272af4f9b8SLen Brown 
5282af4f9b8SLen Brown int get_instr_count_fd(int cpu)
5292af4f9b8SLen Brown {
5302af4f9b8SLen Brown 	if (fd_instr_count_percpu[cpu])
5312af4f9b8SLen Brown 		return fd_instr_count_percpu[cpu];
5322af4f9b8SLen Brown 
5332af4f9b8SLen Brown 	fd_instr_count_percpu[cpu] = perf_instr_count_open(cpu);
5342af4f9b8SLen Brown 
5352af4f9b8SLen Brown 	return fd_instr_count_percpu[cpu];
5362af4f9b8SLen Brown }
5372af4f9b8SLen Brown 
53836229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
53936229897SLen Brown {
54036229897SLen Brown 	ssize_t retval;
54136229897SLen Brown 
54236229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
54315aaa346SLen Brown 
54498481e79SLen Brown 	if (retval != sizeof *msr)
545cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
54615aaa346SLen Brown 
54715aaa346SLen Brown 	return 0;
548103a8feaSLen Brown }
549103a8feaSLen Brown 
550fc04cc67SLen Brown /*
551bdd5ae3aSLen Brown  * This list matches the column headers, except
552bdd5ae3aSLen Brown  * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time
553bdd5ae3aSLen Brown  * 2. Core and CPU are moved to the end, we can't have strings that contain them
554bdd5ae3aSLen Brown  *    matching on them for --show and --hide.
555fc04cc67SLen Brown  */
556812db3f7SLen Brown struct msr_counter bic[] = {
5573f44a5c6SLen Brown 	{ 0x0, "usec" },
5583f44a5c6SLen Brown 	{ 0x0, "Time_Of_Day_Seconds" },
559812db3f7SLen Brown 	{ 0x0, "Package" },
560bdd5ae3aSLen Brown 	{ 0x0, "Node" },
561812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
562bdd5ae3aSLen Brown 	{ 0x0, "Busy%" },
563812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
564812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
565812db3f7SLen Brown 	{ 0x0, "IRQ" },
566495c7654SLen Brown 	{ 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL},
567bdd5ae3aSLen Brown 	{ 0x0, "sysfs" },
568812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
569812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
570812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
571812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
572812db3f7SLen Brown 	{ 0x0, "ThreadC" },
573812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
574812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
575812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
576812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
577812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
578812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
579812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
580812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
581812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
5820f47c08dSLen Brown 	{ 0x0, "Pkg%pc8" },
5830f47c08dSLen Brown 	{ 0x0, "Pkg%pc9" },
5844bd1f8f2SLen Brown 	{ 0x0, "Pk%pc10" },
585be0e54c4SLen Brown 	{ 0x0, "CPU%LPI" },
586be0e54c4SLen Brown 	{ 0x0, "SYS%LPI" },
587812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
588812db3f7SLen Brown 	{ 0x0, "CorWatt" },
589812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
590812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
591812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
592812db3f7SLen Brown 	{ 0x0, "PKG_%" },
593812db3f7SLen Brown 	{ 0x0, "RAM_%" },
594812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
595812db3f7SLen Brown 	{ 0x0, "Cor_J" },
596812db3f7SLen Brown 	{ 0x0, "GFX_J" },
597812db3f7SLen Brown 	{ 0x0, "RAM_J" },
5980539ba11SLen Brown 	{ 0x0, "Mod%c6" },
599a99d8730SLen Brown 	{ 0x0, "Totl%C0" },
600a99d8730SLen Brown 	{ 0x0, "Any%C0" },
601a99d8730SLen Brown 	{ 0x0, "GFX%C0" },
602a99d8730SLen Brown 	{ 0x0, "CPUGFX%" },
603bdd5ae3aSLen Brown 	{ 0x0, "Core" },
604bdd5ae3aSLen Brown 	{ 0x0, "CPU" },
6054c2122d4SLen Brown 	{ 0x0, "APIC" },
6064c2122d4SLen Brown 	{ 0x0, "X2APIC" },
6076de68fe1SLen Brown 	{ 0x0, "Die" },
608b4b91569SRafael Antognolli 	{ 0x0, "GFXAMHz" },
6092af4f9b8SLen Brown 	{ 0x0, "IPC" },
610812db3f7SLen Brown };
611812db3f7SLen Brown 
612812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
6133f44a5c6SLen Brown #define	BIC_USEC	(1ULL << 0)
6143f44a5c6SLen Brown #define	BIC_TOD		(1ULL << 1)
6153f44a5c6SLen Brown #define	BIC_Package	(1ULL << 2)
616bdd5ae3aSLen Brown #define	BIC_Node	(1ULL << 3)
617bdd5ae3aSLen Brown #define	BIC_Avg_MHz	(1ULL << 4)
618bdd5ae3aSLen Brown #define	BIC_Busy	(1ULL << 5)
619bdd5ae3aSLen Brown #define	BIC_Bzy_MHz	(1ULL << 6)
620bdd5ae3aSLen Brown #define	BIC_TSC_MHz	(1ULL << 7)
621bdd5ae3aSLen Brown #define	BIC_IRQ		(1ULL << 8)
622bdd5ae3aSLen Brown #define	BIC_SMI		(1ULL << 9)
623bdd5ae3aSLen Brown #define	BIC_sysfs	(1ULL << 10)
624bdd5ae3aSLen Brown #define	BIC_CPU_c1	(1ULL << 11)
625bdd5ae3aSLen Brown #define	BIC_CPU_c3	(1ULL << 12)
626bdd5ae3aSLen Brown #define	BIC_CPU_c6	(1ULL << 13)
627bdd5ae3aSLen Brown #define	BIC_CPU_c7	(1ULL << 14)
628bdd5ae3aSLen Brown #define	BIC_ThreadC	(1ULL << 15)
629bdd5ae3aSLen Brown #define	BIC_CoreTmp	(1ULL << 16)
630bdd5ae3aSLen Brown #define	BIC_CoreCnt	(1ULL << 17)
631bdd5ae3aSLen Brown #define	BIC_PkgTmp	(1ULL << 18)
632bdd5ae3aSLen Brown #define	BIC_GFX_rc6	(1ULL << 19)
633bdd5ae3aSLen Brown #define	BIC_GFXMHz	(1ULL << 20)
634bdd5ae3aSLen Brown #define	BIC_Pkgpc2	(1ULL << 21)
635bdd5ae3aSLen Brown #define	BIC_Pkgpc3	(1ULL << 22)
636bdd5ae3aSLen Brown #define	BIC_Pkgpc6	(1ULL << 23)
637bdd5ae3aSLen Brown #define	BIC_Pkgpc7	(1ULL << 24)
638bdd5ae3aSLen Brown #define	BIC_Pkgpc8	(1ULL << 25)
639bdd5ae3aSLen Brown #define	BIC_Pkgpc9	(1ULL << 26)
640bdd5ae3aSLen Brown #define	BIC_Pkgpc10	(1ULL << 27)
641bdd5ae3aSLen Brown #define BIC_CPU_LPI	(1ULL << 28)
642bdd5ae3aSLen Brown #define BIC_SYS_LPI	(1ULL << 29)
643bdd5ae3aSLen Brown #define	BIC_PkgWatt	(1ULL << 30)
644bdd5ae3aSLen Brown #define	BIC_CorWatt	(1ULL << 31)
645bdd5ae3aSLen Brown #define	BIC_GFXWatt	(1ULL << 32)
646bdd5ae3aSLen Brown #define	BIC_PkgCnt	(1ULL << 33)
647bdd5ae3aSLen Brown #define	BIC_RAMWatt	(1ULL << 34)
648bdd5ae3aSLen Brown #define	BIC_PKG__	(1ULL << 35)
649bdd5ae3aSLen Brown #define	BIC_RAM__	(1ULL << 36)
650bdd5ae3aSLen Brown #define	BIC_Pkg_J	(1ULL << 37)
651bdd5ae3aSLen Brown #define	BIC_Cor_J	(1ULL << 38)
652bdd5ae3aSLen Brown #define	BIC_GFX_J	(1ULL << 39)
653bdd5ae3aSLen Brown #define	BIC_RAM_J	(1ULL << 40)
654bdd5ae3aSLen Brown #define	BIC_Mod_c6	(1ULL << 41)
655bdd5ae3aSLen Brown #define	BIC_Totl_c0	(1ULL << 42)
656bdd5ae3aSLen Brown #define	BIC_Any_c0	(1ULL << 43)
657bdd5ae3aSLen Brown #define	BIC_GFX_c0	(1ULL << 44)
658bdd5ae3aSLen Brown #define	BIC_CPUGFX	(1ULL << 45)
659bdd5ae3aSLen Brown #define	BIC_Core	(1ULL << 46)
660bdd5ae3aSLen Brown #define	BIC_CPU		(1ULL << 47)
6614c2122d4SLen Brown #define	BIC_APIC	(1ULL << 48)
6624c2122d4SLen Brown #define	BIC_X2APIC	(1ULL << 49)
6636de68fe1SLen Brown #define	BIC_Die		(1ULL << 50)
664b4b91569SRafael Antognolli #define	BIC_GFXACTMHz	(1ULL << 51)
6652af4f9b8SLen Brown #define	BIC_IPC		(1ULL << 52)
666812db3f7SLen Brown 
6674c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT	(BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC)
6683f44a5c6SLen Brown 
6693f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT);
6704c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC;
671812db3f7SLen Brown 
672812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
6731e9042b9SSrinivas Pandruvada #define DO_BIC_READ(COUNTER_NAME) (bic_present & COUNTER_NAME)
6743f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME)
675812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
6760f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT)
6772af4f9b8SLen Brown #define BIC_IS_ENABLED(COUNTER_BIT) (bic_enabled & COUNTER_BIT)
678812db3f7SLen Brown 
6793f44a5c6SLen Brown 
680dd778a5eSLen Brown #define MAX_DEFERRED 16
681dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED];
682dd778a5eSLen Brown int deferred_skip_index;
683dd778a5eSLen Brown 
684dd778a5eSLen Brown /*
685dd778a5eSLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
686dd778a5eSLen Brown  * SHOW_LIST - show this list of counters, hide the rest
687dd778a5eSLen Brown  */
688dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
689dd778a5eSLen Brown 
690dd778a5eSLen Brown void help(void)
691dd778a5eSLen Brown {
692dd778a5eSLen Brown 	fprintf(outf,
693dd778a5eSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
694dd778a5eSLen Brown 	"\n"
695dd778a5eSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
696dd778a5eSLen Brown 	"when COMMAND completes.\n"
697dd778a5eSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
698dd778a5eSLen Brown 	"to print statistics, until interrupted.\n"
699cc481650SNathan Ciobanu 	"  -a, --add	add a counter\n"
700dd778a5eSLen Brown 	"		  eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
701cc481650SNathan Ciobanu 	"  -c, --cpu	cpu-set	limit output to summary plus cpu-set:\n"
702dd778a5eSLen Brown 	"		  {core | package | j,k,l..m,n-p }\n"
7039ce80578SNathan Ciobanu 	"  -d, --debug	displays usec, Time_Of_Day_Seconds and more debugging\n"
7049ce80578SNathan Ciobanu 	"  -D, --Dump	displays the raw counter values\n"
7059ce80578SNathan Ciobanu 	"  -e, --enable	[all | column]\n"
7069ce80578SNathan Ciobanu 	"		shows all or the specified disabled column\n"
7079ce80578SNathan Ciobanu 	"  -H, --hide [column|column,column,...]\n"
7089ce80578SNathan Ciobanu 	"		hide the specified column(s)\n"
709cc481650SNathan Ciobanu 	"  -i, --interval sec.subsec\n"
710cc481650SNathan Ciobanu 	"		Override default 5-second measurement interval\n"
7119ce80578SNathan Ciobanu 	"  -J, --Joules	displays energy in Joules instead of Watts\n"
712cc481650SNathan Ciobanu 	"  -l, --list	list column headers only\n"
713cc481650SNathan Ciobanu 	"  -n, --num_iterations num\n"
714cc481650SNathan Ciobanu 	"		number of the measurement iterations\n"
715cc481650SNathan Ciobanu 	"  -o, --out file\n"
716cc481650SNathan Ciobanu 	"		create or truncate \"file\" for all output\n"
717cc481650SNathan Ciobanu 	"  -q, --quiet	skip decoding system configuration header\n"
7189ce80578SNathan Ciobanu 	"  -s, --show [column|column,column,...]\n"
7199ce80578SNathan Ciobanu 	"		show only the specified column(s)\n"
7209ce80578SNathan Ciobanu 	"  -S, --Summary\n"
7219ce80578SNathan Ciobanu 	"		limits output to 1-line system summary per interval\n"
7229ce80578SNathan Ciobanu 	"  -T, --TCC temperature\n"
7239ce80578SNathan Ciobanu 	"		sets the Thermal Control Circuit temperature in\n"
7249ce80578SNathan Ciobanu 	"		  degrees Celsius\n"
725cc481650SNathan Ciobanu 	"  -h, --help	print this help message\n"
726cc481650SNathan Ciobanu 	"  -v, --version	print version information\n"
727dd778a5eSLen Brown 	"\n"
728dd778a5eSLen Brown 	"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 
782dd778a5eSLen Brown 
783c8ade361SLen Brown void print_header(char *delim)
784103a8feaSLen Brown {
785388e9c81SLen Brown 	struct msr_counter *mp;
7866168c2e0SLen Brown 	int printed = 0;
787388e9c81SLen Brown 
7883f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC))
7893f44a5c6SLen Brown 		outp += sprintf(outp, "%susec", (printed++ ? delim : ""));
7903f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
7913f44a5c6SLen Brown 		outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : ""));
792812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
7936168c2e0SLen Brown 		outp += sprintf(outp, "%sPackage", (printed++ ? delim : ""));
7946de68fe1SLen Brown 	if (DO_BIC(BIC_Die))
7956de68fe1SLen Brown 		outp += sprintf(outp, "%sDie", (printed++ ? delim : ""));
79601235041SPrarit Bhargava 	if (DO_BIC(BIC_Node))
79701235041SPrarit Bhargava 		outp += sprintf(outp, "%sNode", (printed++ ? delim : ""));
798812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
7996168c2e0SLen Brown 		outp += sprintf(outp, "%sCore", (printed++ ? delim : ""));
800812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
8016168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU", (printed++ ? delim : ""));
8024c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
8034c2122d4SLen Brown 		outp += sprintf(outp, "%sAPIC", (printed++ ? delim : ""));
8044c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
8054c2122d4SLen Brown 		outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : ""));
806812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
8076168c2e0SLen Brown 		outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : ""));
808812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
8096168c2e0SLen Brown 		outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : ""));
810812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
8116168c2e0SLen Brown 		outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : ""));
812812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
8136168c2e0SLen Brown 		outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : ""));
8141cc21f7bSLen Brown 
8152af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
8162af4f9b8SLen Brown 		outp += sprintf(outp, "%sIPC", (printed++ ? delim : ""));
8172af4f9b8SLen Brown 
8180de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
8190de6c0dfSLen Brown 		if (sums_need_wide_columns)
8206168c2e0SLen Brown 			outp += sprintf(outp, "%s     IRQ", (printed++ ? delim : ""));
8210de6c0dfSLen Brown 		else
8226168c2e0SLen Brown 			outp += sprintf(outp, "%sIRQ", (printed++ ? delim : ""));
8230de6c0dfSLen Brown 	}
8240de6c0dfSLen Brown 
825812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
8266168c2e0SLen Brown 		outp += sprintf(outp, "%sSMI", (printed++ ? delim : ""));
8271cc21f7bSLen Brown 
828388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
829dd778a5eSLen Brown 
830388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
831388e9c81SLen Brown 			if (mp->width == 64)
832dd778a5eSLen Brown 				outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name);
833388e9c81SLen Brown 			else
834dd778a5eSLen Brown 				outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name);
835388e9c81SLen Brown 		} else {
8360de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
837dd778a5eSLen Brown 				outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name);
8380de6c0dfSLen Brown 			else
839dd778a5eSLen Brown 				outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name);
840388e9c81SLen Brown 		}
841388e9c81SLen Brown 	}
842388e9c81SLen Brown 
84341618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
8446168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : ""));
845562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
8466168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : ""));
847812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
8486168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : ""));
849812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
8506168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : ""));
851678a3bd1SLen Brown 
8520539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
8536168c2e0SLen Brown 		outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : ""));
854678a3bd1SLen Brown 
855812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
8566168c2e0SLen Brown 		outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : ""));
857388e9c81SLen Brown 
8589392bd98SCalvin Walton 	if (do_rapl && !rapl_joules) {
8599392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
8609392bd98SCalvin Walton 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
8619392bd98SCalvin Walton 	} else if (do_rapl && rapl_joules) {
8629392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
8639392bd98SCalvin Walton 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
8649392bd98SCalvin Walton 	}
8659392bd98SCalvin Walton 
866388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
867388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
868388e9c81SLen Brown 			if (mp->width == 64)
869c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
870388e9c81SLen Brown 			else
871c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
872388e9c81SLen Brown 		} else {
8730de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8740de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
8750de6c0dfSLen Brown 			else
876c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
877388e9c81SLen Brown 		}
878388e9c81SLen Brown 	}
879388e9c81SLen Brown 
880812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8816168c2e0SLen Brown 		outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : ""));
882889facbeSLen Brown 
883812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
8846168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : ""));
885fdf676e5SLen Brown 
886812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8876168c2e0SLen Brown 		outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : ""));
88827d47356SLen Brown 
889b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
890b4b91569SRafael Antognolli 		outp += sprintf(outp, "%sGFXAMHz", (printed++ ? delim : ""));
891b4b91569SRafael Antognolli 
892a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
8936168c2e0SLen Brown 		outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : ""));
894a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
8956168c2e0SLen Brown 		outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : ""));
896a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
8976168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : ""));
898a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
8996168c2e0SLen Brown 		outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : ""));
9000b2bb692SLen Brown 
9010f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
9026168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : ""));
9030f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
9046168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : ""));
9050f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
9066168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : ""));
9070f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
9086168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : ""));
9090f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
9106168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : ""));
9110f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
9126168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : ""));
9130f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
9146168c2e0SLen Brown 		outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : ""));
915be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
916be0e54c4SLen Brown 		outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : ""));
917be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
918be0e54c4SLen Brown 		outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : ""));
919103a8feaSLen Brown 
9205c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
921812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
9226168c2e0SLen Brown 			outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : ""));
9239392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
9246168c2e0SLen Brown 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
925812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
9266168c2e0SLen Brown 			outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : ""));
927812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
9286168c2e0SLen Brown 			outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : ""));
929812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
9306168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
931812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
9326168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
933d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
934812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
9356168c2e0SLen Brown 			outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : ""));
9369392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
9376168c2e0SLen Brown 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
938812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
9396168c2e0SLen Brown 			outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : ""));
940812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
9416168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : ""));
942812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
9436168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
944812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
9456168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
9465c56be9aSDirk Brandewie 	}
947388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
948388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
949388e9c81SLen Brown 			if (mp->width == 64)
950c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
951388e9c81SLen Brown 			else
952c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
953388e9c81SLen Brown 		} else {
9540de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
9550de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
9560de6c0dfSLen Brown 			else
957c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
958388e9c81SLen Brown 		}
959388e9c81SLen Brown 	}
960388e9c81SLen Brown 
961c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
962103a8feaSLen Brown }
963103a8feaSLen Brown 
964c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
965c98d5d94SLen Brown 	struct pkg_data *p)
966103a8feaSLen Brown {
967388e9c81SLen Brown 	int i;
968388e9c81SLen Brown 	struct msr_counter *mp;
969388e9c81SLen Brown 
9703b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
971c98d5d94SLen Brown 
972c98d5d94SLen Brown 	if (t) {
9733b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
9743b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
9753b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
9763b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
9773b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
9783b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
9796886fee4SLen Brown 
9802af4f9b8SLen Brown 		if (DO_BIC(BIC_IPC))
9812af4f9b8SLen Brown 			outp += sprintf(outp, "IPC: %lld\n", t->instr_count);
9822af4f9b8SLen Brown 
983812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
9840de6c0dfSLen Brown 			outp += sprintf(outp, "IRQ: %lld\n", t->irq_count);
985812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
986218f0e8dSLen Brown 			outp += sprintf(outp, "SMI: %d\n", t->smi_count);
987388e9c81SLen Brown 
988388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
989388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
990388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
991388e9c81SLen Brown 		}
992103a8feaSLen Brown 	}
993103a8feaSLen Brown 
994c98d5d94SLen Brown 	if (c) {
9953b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
9963b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
9973b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
9983b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
9993b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
10009392bd98SCalvin Walton 		outp += sprintf(outp, "Joules: %0X\n", c->core_energy);
1001388e9c81SLen Brown 
1002388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1003388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
1004388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
1005388e9c81SLen Brown 		}
10060539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
1007c98d5d94SLen Brown 	}
1008103a8feaSLen Brown 
1009c98d5d94SLen Brown 	if (p) {
10103b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
10110b2bb692SLen Brown 
10120b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
10130b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
10140b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
10150b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
10160b2bb692SLen Brown 
10173b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
10180f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc3))
10193b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
10200f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc6))
10213b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
10220f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc7))
10233b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
10243b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
10253b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
10263b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
1027be0e54c4SLen Brown 		outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi);
1028be0e54c4SLen Brown 		outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi);
10297c2ccc50SChen Yu 		outp += sprintf(outp, "Joules PKG: %0llX\n", p->energy_pkg);
10307c2ccc50SChen Yu 		outp += sprintf(outp, "Joules COR: %0llX\n", p->energy_cores);
10317c2ccc50SChen Yu 		outp += sprintf(outp, "Joules GFX: %0llX\n", p->energy_gfx);
10327c2ccc50SChen Yu 		outp += sprintf(outp, "Joules RAM: %0llX\n", p->energy_dram);
10337c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle PKG: %0llX\n",
10343b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
10357c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle RAM: %0llX\n",
10363b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
10373b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
1038388e9c81SLen Brown 
1039388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1040388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
1041388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
1042388e9c81SLen Brown 		}
1043c98d5d94SLen Brown 	}
10443b4d5c7fSAndy Shevchenko 
10453b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
10463b4d5c7fSAndy Shevchenko 
1047c98d5d94SLen Brown 	return 0;
1048103a8feaSLen Brown }
1049103a8feaSLen Brown 
1050e23da037SLen Brown /*
1051e23da037SLen Brown  * column formatting convention & formats
1052e23da037SLen Brown  */
1053c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
1054c98d5d94SLen Brown 	struct pkg_data *p)
1055103a8feaSLen Brown {
1056008d396eSLen Brown 	double interval_float, tsc;
1057fc04cc67SLen Brown 	char *fmt8;
1058388e9c81SLen Brown 	int i;
1059388e9c81SLen Brown 	struct msr_counter *mp;
10606168c2e0SLen Brown 	char *delim = "\t";
10616168c2e0SLen Brown 	int printed = 0;
1062103a8feaSLen Brown 
1063c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
1064c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1065c98d5d94SLen Brown 		return 0;
1066c98d5d94SLen Brown 
1067c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
1068c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1069c98d5d94SLen Brown 		return 0;
1070c98d5d94SLen Brown 
10711ef7d21aSLen Brown 	/*if not summary line and --cpu is used */
10721ef7d21aSLen Brown 	if ((t != &average.threads) &&
10731ef7d21aSLen Brown 		(cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset)))
10741ef7d21aSLen Brown 		return 0;
10751ef7d21aSLen Brown 
10763f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC)) {
1077f4fdf2b4SLen Brown 		/* on each row, print how many usec each timestamp took to gather */
1078f4fdf2b4SLen Brown 		struct timeval tv;
1079f4fdf2b4SLen Brown 
1080f4fdf2b4SLen Brown 		timersub(&t->tv_end, &t->tv_begin, &tv);
1081f4fdf2b4SLen Brown 		outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec);
1082f4fdf2b4SLen Brown 	}
1083f4fdf2b4SLen Brown 
10843f44a5c6SLen Brown 	/* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */
10853f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
10863f44a5c6SLen Brown 		outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec);
10873f44a5c6SLen Brown 
1088d4794f25SYazen Ghannam 	interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec/1000000.0;
1089103a8feaSLen Brown 
1090008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
1091008d396eSLen Brown 
1092c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
1093c98d5d94SLen Brown 	if (t == &average.threads) {
1094812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
10956168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10966de68fe1SLen Brown 		if (DO_BIC(BIC_Die))
10976de68fe1SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
109801235041SPrarit Bhargava 		if (DO_BIC(BIC_Node))
109901235041SPrarit Bhargava 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1100812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
11016168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1102812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
11036168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11044c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
11054c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11064c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
11074c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1108103a8feaSLen Brown 	} else {
1109812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
1110c98d5d94SLen Brown 			if (p)
11116168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id);
1112c98d5d94SLen Brown 			else
11136168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1114c98d5d94SLen Brown 		}
11156de68fe1SLen Brown 		if (DO_BIC(BIC_Die)) {
11166de68fe1SLen Brown 			if (c)
11176de68fe1SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id);
11186de68fe1SLen Brown 			else
11196de68fe1SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11206de68fe1SLen Brown 		}
112101235041SPrarit Bhargava 		if (DO_BIC(BIC_Node)) {
112201235041SPrarit Bhargava 			if (t)
112301235041SPrarit Bhargava 				outp += sprintf(outp, "%s%d",
112401235041SPrarit Bhargava 						(printed++ ? delim : ""),
112501235041SPrarit Bhargava 					      cpus[t->cpu_id].physical_node_id);
112601235041SPrarit Bhargava 			else
112701235041SPrarit Bhargava 				outp += sprintf(outp, "%s-",
112801235041SPrarit Bhargava 						(printed++ ? delim : ""));
112901235041SPrarit Bhargava 		}
1130812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
1131c98d5d94SLen Brown 			if (c)
11326168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id);
1133c98d5d94SLen Brown 			else
11346168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1135c98d5d94SLen Brown 		}
1136812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
11376168c2e0SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id);
11384c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
11394c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id);
11404c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
11414c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id);
1142103a8feaSLen Brown 	}
1143fc04cc67SLen Brown 
1144812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
11456168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1146fc04cc67SLen Brown 			1.0 / units * t->aperf / interval_float);
1147fc04cc67SLen Brown 
1148812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
11496168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc);
1150103a8feaSLen Brown 
1151812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
115221ed5574SLen Brown 		if (has_base_hz)
11536168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf);
115421ed5574SLen Brown 		else
11556168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1156008d396eSLen Brown 				tsc / units * t->aperf / t->mperf / interval_float);
115721ed5574SLen Brown 	}
1158103a8feaSLen Brown 
1159812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
11606168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float);
1161103a8feaSLen Brown 
11622af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
11632af4f9b8SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 1.0 * t->instr_count / t->aperf);
11642af4f9b8SLen Brown 
1165562a2d37SLen Brown 	/* IRQ */
11660de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
11670de6c0dfSLen Brown 		if (sums_need_wide_columns)
11686168c2e0SLen Brown 			outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count);
11690de6c0dfSLen Brown 		else
11706168c2e0SLen Brown 			outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count);
11710de6c0dfSLen Brown 	}
1172562a2d37SLen Brown 
11731cc21f7bSLen Brown 	/* SMI */
1174812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
11756168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count);
11761cc21f7bSLen Brown 
1177678a3bd1SLen Brown 	/* Added counters */
1178678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1179678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
1180678a3bd1SLen Brown 			if (mp->width == 32)
11815f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]);
1182678a3bd1SLen Brown 			else
11836168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]);
1184678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11850de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11866168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]);
11870de6c0dfSLen Brown 			else
11886168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]);
1189678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
119041618e63SLen Brown 			if (mp->type == COUNTER_USEC)
11916168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000);
119241618e63SLen Brown 			else
11936168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc);
1194678a3bd1SLen Brown 		}
1195678a3bd1SLen Brown 	}
1196678a3bd1SLen Brown 
119741618e63SLen Brown 	/* C1 */
119841618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
11996168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc);
120041618e63SLen Brown 
120141618e63SLen Brown 
1202c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
1203c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1204c98d5d94SLen Brown 		goto done;
1205c98d5d94SLen Brown 
1206562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
12076168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc);
1208812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
12096168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc);
1210812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
12116168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc);
1212c98d5d94SLen Brown 
12130539ba11SLen Brown 	/* Mod%c6 */
12140539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
12156168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc);
12160539ba11SLen Brown 
1217812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
12186168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c);
1219889facbeSLen Brown 
1220388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1221388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1222388e9c81SLen Brown 			if (mp->width == 32)
12235f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]);
1224388e9c81SLen Brown 			else
12256168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]);
1226388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
12270de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
12286168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]);
12290de6c0dfSLen Brown 			else
12306168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]);
1231388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
12326168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc);
1233388e9c81SLen Brown 		}
1234388e9c81SLen Brown 	}
1235388e9c81SLen Brown 
12369392bd98SCalvin Walton 	fmt8 = "%s%.2f";
12379392bd98SCalvin Walton 
12389392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
12399392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float);
12409392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
12419392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units);
12429392bd98SCalvin Walton 
1243c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
1244c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1245c98d5d94SLen Brown 		goto done;
1246c98d5d94SLen Brown 
12470b2bb692SLen Brown 	/* PkgTmp */
1248812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
12496168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c);
1250889facbeSLen Brown 
1251fdf676e5SLen Brown 	/* GFXrc6 */
1252812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
1253ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
12546168c2e0SLen Brown 			outp += sprintf(outp, "%s**.**", (printed++ ? delim : ""));
12559185e988SLen Brown 		} else {
12566168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
12579185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
12589185e988SLen Brown 		}
12599185e988SLen Brown 	}
1260fdf676e5SLen Brown 
126127d47356SLen Brown 	/* GFXMHz */
1262812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
12636168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz);
126427d47356SLen Brown 
1265b4b91569SRafael Antognolli 	/* GFXACTMHz */
1266b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
1267b4b91569SRafael Antognolli 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_act_mhz);
1268b4b91569SRafael Antognolli 
12690b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
1270a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
12716168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc);
1272a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
12736168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc);
1274a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
12756168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc);
1276a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
12776168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc);
12780b2bb692SLen Brown 
12790f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
12806168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc);
12810f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
12826168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc);
12830f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
12846168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc);
12850f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
12866168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc);
12870f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
12886168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc);
12890f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
12906168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc);
12910f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
12926168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc);
1293889facbeSLen Brown 
1294be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
1295be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float);
1296be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
1297be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float);
1298be0e54c4SLen Brown 
1299812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
13006168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float);
13019392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
13026168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float);
1303812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
13046168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float);
1305812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
13066168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float);
1307812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
13086168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units);
13099392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
13106168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units);
1311812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
13126168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units);
1313812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
13146168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units);
1315812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
13166168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
1317812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
13186168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
1319812db3f7SLen Brown 
1320388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1321388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1322388e9c81SLen Brown 			if (mp->width == 32)
13235f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]);
1324388e9c81SLen Brown 			else
13256168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]);
1326388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
13270de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
13286168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]);
13290de6c0dfSLen Brown 			else
13306168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]);
1331388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
13326168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc);
1333388e9c81SLen Brown 		}
1334388e9c81SLen Brown 	}
1335388e9c81SLen Brown 
1336c98d5d94SLen Brown done:
133794d6ab4bSLen Brown 	if (*(outp - 1) != '\n')
1338c98d5d94SLen Brown 		outp += sprintf(outp, "\n");
1339c98d5d94SLen Brown 
1340c98d5d94SLen Brown 	return 0;
1341103a8feaSLen Brown }
1342103a8feaSLen Brown 
1343b7d8c148SLen Brown void flush_output_stdout(void)
1344103a8feaSLen Brown {
1345b7d8c148SLen Brown 	FILE *filep;
1346b7d8c148SLen Brown 
1347b7d8c148SLen Brown 	if (outf == stderr)
1348b7d8c148SLen Brown 		filep = stdout;
1349b7d8c148SLen Brown 	else
1350b7d8c148SLen Brown 		filep = outf;
1351b7d8c148SLen Brown 
1352b7d8c148SLen Brown 	fputs(output_buffer, filep);
1353b7d8c148SLen Brown 	fflush(filep);
1354b7d8c148SLen Brown 
1355c98d5d94SLen Brown 	outp = output_buffer;
1356c98d5d94SLen Brown }
1357b7d8c148SLen Brown void flush_output_stderr(void)
1358c98d5d94SLen Brown {
1359b7d8c148SLen Brown 	fputs(output_buffer, outf);
1360b7d8c148SLen Brown 	fflush(outf);
1361c98d5d94SLen Brown 	outp = output_buffer;
1362c98d5d94SLen Brown }
1363c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1364c98d5d94SLen Brown {
1365e23da037SLen Brown 	static int printed;
1366103a8feaSLen Brown 
1367e23da037SLen Brown 	if (!printed || !summary_only)
1368c8ade361SLen Brown 		print_header("\t");
1369103a8feaSLen Brown 
13709d83601aSLen Brown 	format_counters(&average.threads, &average.cores, &average.packages);
1371103a8feaSLen Brown 
1372e23da037SLen Brown 	printed = 1;
1373e23da037SLen Brown 
1374e23da037SLen Brown 	if (summary_only)
1375e23da037SLen Brown 		return;
1376e23da037SLen Brown 
1377c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
1378103a8feaSLen Brown }
1379103a8feaSLen Brown 
1380889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
13817c2ccc50SChen Yu 	old = ((((unsigned long long)new << 32) - ((unsigned long long)old << 32)) >> 32);
1382889facbeSLen Brown 
1383ba3dec99SLen Brown int
1384c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
1385103a8feaSLen Brown {
1386388e9c81SLen Brown 	int i;
1387388e9c81SLen Brown 	struct msr_counter *mp;
13880b2bb692SLen Brown 
1389a99d8730SLen Brown 
1390a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
13910b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
1392a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
13930b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
1394a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
13950b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
1396a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
13970b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
1398a99d8730SLen Brown 
1399c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
14000f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1401c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
14020f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1403c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
14040f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1405c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
1406ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
1407ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
1408ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
1409be0e54c4SLen Brown 	old->cpu_lpi = new->cpu_lpi - old->cpu_lpi;
1410be0e54c4SLen Brown 	old->sys_lpi = new->sys_lpi - old->sys_lpi;
1411889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
1412889facbeSLen Brown 
14139185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
14149185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
14159185e988SLen Brown 		old->gfx_rc6_ms = -1;
14169185e988SLen Brown 	else
1417fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
14189185e988SLen Brown 
141927d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
1420b4b91569SRafael Antognolli 	old->gfx_act_mhz = new->gfx_act_mhz;
142127d47356SLen Brown 
142287e15da9SChen Yu 	old->energy_pkg = new->energy_pkg - old->energy_pkg;
142387e15da9SChen Yu 	old->energy_cores = new->energy_cores - old->energy_cores;
142487e15da9SChen Yu 	old->energy_gfx = new->energy_gfx - old->energy_gfx;
142587e15da9SChen Yu 	old->energy_dram = new->energy_dram - old->energy_dram;
142687e15da9SChen Yu 	old->rapl_pkg_perf_status = new->rapl_pkg_perf_status - old->rapl_pkg_perf_status;
142787e15da9SChen Yu 	old->rapl_dram_perf_status = new->rapl_dram_perf_status - old->rapl_dram_perf_status;
1428ba3dec99SLen Brown 
1429388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1430388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1431388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1432388e9c81SLen Brown 		else
1433388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1434388e9c81SLen Brown 	}
1435388e9c81SLen Brown 
1436ba3dec99SLen Brown 	return 0;
1437103a8feaSLen Brown }
1438103a8feaSLen Brown 
1439c98d5d94SLen Brown void
1440c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
1441c98d5d94SLen Brown {
1442388e9c81SLen Brown 	int i;
1443388e9c81SLen Brown 	struct msr_counter *mp;
1444388e9c81SLen Brown 
1445c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
1446c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
1447c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1448889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
14490539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1450388e9c81SLen Brown 
14519392bd98SCalvin Walton 	DELTA_WRAP32(new->core_energy, old->core_energy);
14529392bd98SCalvin Walton 
1453388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1454388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1455388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1456388e9c81SLen Brown 		else
1457388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1458388e9c81SLen Brown 	}
1459103a8feaSLen Brown }
1460c98d5d94SLen Brown 
14611e9042b9SSrinivas Pandruvada int soft_c1_residency_display(int bic)
14621e9042b9SSrinivas Pandruvada {
14631e9042b9SSrinivas Pandruvada 	if (!DO_BIC(BIC_CPU_c1) || use_c1_residency_msr)
14641e9042b9SSrinivas Pandruvada 		return 0;
14651e9042b9SSrinivas Pandruvada 
14661e9042b9SSrinivas Pandruvada 	return DO_BIC_READ(bic);
14671e9042b9SSrinivas Pandruvada }
14681e9042b9SSrinivas Pandruvada 
1469c3ae331dSLen Brown /*
1470c3ae331dSLen Brown  * old = new - old
1471c3ae331dSLen Brown  */
1472ba3dec99SLen Brown int
1473c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1474c98d5d94SLen Brown 	struct core_data *core_delta)
1475c98d5d94SLen Brown {
1476388e9c81SLen Brown 	int i;
1477388e9c81SLen Brown 	struct msr_counter *mp;
1478388e9c81SLen Brown 
14794c2122d4SLen Brown 	/* we run cpuid just the 1st time, copy the results */
14804c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
14814c2122d4SLen Brown 		new->apic_id = old->apic_id;
14824c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
14834c2122d4SLen Brown 		new->x2apic_id = old->x2apic_id;
14844c2122d4SLen Brown 
14853f44a5c6SLen Brown 	/*
14863f44a5c6SLen Brown 	 * the timestamps from start of measurement interval are in "old"
14873f44a5c6SLen Brown 	 * the timestamp from end of measurement interval are in "new"
14883f44a5c6SLen Brown 	 * over-write old w/ new so we can print end of interval values
14893f44a5c6SLen Brown 	 */
14903f44a5c6SLen Brown 
1491d4794f25SYazen Ghannam 	timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta);
14923f44a5c6SLen Brown 	old->tv_begin = new->tv_begin;
14933f44a5c6SLen Brown 	old->tv_end = new->tv_end;
14943f44a5c6SLen Brown 
1495c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1496c98d5d94SLen Brown 
1497103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1498b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1499b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1500b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1501b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1502103a8feaSLen Brown 
1503c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1504c98d5d94SLen Brown 
15051e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
15061e9042b9SSrinivas Pandruvada 	    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 
1515c98d5d94SLen Brown 
1516144b44b1SLen Brown 	if (use_c1_residency_msr) {
1517144b44b1SLen Brown 		/*
1518144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1519144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1520144b44b1SLen Brown 		 */
1521144b44b1SLen Brown 	} else {
1522103a8feaSLen Brown 		/*
1523c3ae331dSLen Brown 		 * As counter collection is not atomic,
1524c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1525103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1526103a8feaSLen Brown 		 */
152795149369SLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak))
1528c98d5d94SLen Brown 			old->c1 = 0;
1529c98d5d94SLen Brown 		else {
1530c98d5d94SLen Brown 			/* normal case, derive c1 */
1531008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1532c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1533c98d5d94SLen Brown 		}
1534144b44b1SLen Brown 	}
1535c3ae331dSLen Brown 
1536c98d5d94SLen Brown 	if (old->mperf == 0) {
1537b7d8c148SLen Brown 		if (debug > 1)
1538b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1539c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1540c98d5d94SLen Brown 	}
1541103a8feaSLen Brown 
15422af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
15432af4f9b8SLen Brown 		old->instr_count = new->instr_count - old->instr_count;
15442af4f9b8SLen Brown 
1545812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1546562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1547562a2d37SLen Brown 
1548812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
15491ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1550ba3dec99SLen Brown 
1551388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1552388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1553388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1554388e9c81SLen Brown 		else
1555388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1556388e9c81SLen Brown 	}
1557ba3dec99SLen Brown 	return 0;
1558103a8feaSLen Brown }
1559c98d5d94SLen Brown 
1560c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1561c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1562c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1563c98d5d94SLen Brown {
1564ba3dec99SLen Brown 	int retval = 0;
1565ba3dec99SLen Brown 
1566c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1567c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1568c98d5d94SLen Brown 		delta_core(c, c2);
1569c98d5d94SLen Brown 
1570c98d5d94SLen Brown 	/* always calculate thread delta */
1571ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1572ba3dec99SLen Brown 	if (retval)
1573ba3dec99SLen Brown 		return retval;
1574c98d5d94SLen Brown 
1575c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1576c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1577ba3dec99SLen Brown 		retval = delta_package(p, p2);
1578c98d5d94SLen Brown 
1579ba3dec99SLen Brown 	return retval;
1580103a8feaSLen Brown }
1581103a8feaSLen Brown 
1582c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1583103a8feaSLen Brown {
1584388e9c81SLen Brown 	int i;
1585388e9c81SLen Brown 	struct msr_counter  *mp;
1586388e9c81SLen Brown 
15873f44a5c6SLen Brown 	t->tv_begin.tv_sec = 0;
15883f44a5c6SLen Brown 	t->tv_begin.tv_usec = 0;
15893f44a5c6SLen Brown 	t->tv_end.tv_sec = 0;
15903f44a5c6SLen Brown 	t->tv_end.tv_usec = 0;
1591d4794f25SYazen Ghannam 	t->tv_delta.tv_sec = 0;
1592d4794f25SYazen Ghannam 	t->tv_delta.tv_usec = 0;
15933f44a5c6SLen Brown 
1594c98d5d94SLen Brown 	t->tsc = 0;
1595c98d5d94SLen Brown 	t->aperf = 0;
1596c98d5d94SLen Brown 	t->mperf = 0;
1597c98d5d94SLen Brown 	t->c1 = 0;
1598103a8feaSLen Brown 
15992af4f9b8SLen Brown 	t->instr_count = 0;
16002af4f9b8SLen Brown 
1601562a2d37SLen Brown 	t->irq_count = 0;
1602562a2d37SLen Brown 	t->smi_count = 0;
1603562a2d37SLen Brown 
1604c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1605c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1606c98d5d94SLen Brown 
1607c98d5d94SLen Brown 	c->c3 = 0;
1608c98d5d94SLen Brown 	c->c6 = 0;
1609c98d5d94SLen Brown 	c->c7 = 0;
16100539ba11SLen Brown 	c->mc6_us = 0;
1611889facbeSLen Brown 	c->core_temp_c = 0;
16129392bd98SCalvin Walton 	c->core_energy = 0;
1613c98d5d94SLen Brown 
16140b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
16150b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
16160b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
16170b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
16180b2bb692SLen Brown 
1619c98d5d94SLen Brown 	p->pc2 = 0;
16200f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1621c98d5d94SLen Brown 		p->pc3 = 0;
16220f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1623c98d5d94SLen Brown 		p->pc6 = 0;
16240f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1625c98d5d94SLen Brown 		p->pc7 = 0;
1626ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1627ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1628ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1629be0e54c4SLen Brown 	p->cpu_lpi = 0;
1630be0e54c4SLen Brown 	p->sys_lpi = 0;
1631889facbeSLen Brown 
1632889facbeSLen Brown 	p->energy_pkg = 0;
1633889facbeSLen Brown 	p->energy_dram = 0;
1634889facbeSLen Brown 	p->energy_cores = 0;
1635889facbeSLen Brown 	p->energy_gfx = 0;
1636889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1637889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1638889facbeSLen Brown 	p->pkg_temp_c = 0;
163927d47356SLen Brown 
1640fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
164127d47356SLen Brown 	p->gfx_mhz = 0;
1642b4b91569SRafael Antognolli 	p->gfx_act_mhz = 0;
1643388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1644388e9c81SLen Brown 		t->counter[i] = 0;
1645388e9c81SLen Brown 
1646388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1647388e9c81SLen Brown 		c->counter[i] = 0;
1648388e9c81SLen Brown 
1649388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1650388e9c81SLen Brown 		p->counter[i] = 0;
1651103a8feaSLen Brown }
1652c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1653c98d5d94SLen Brown 	struct pkg_data *p)
1654103a8feaSLen Brown {
1655388e9c81SLen Brown 	int i;
1656388e9c81SLen Brown 	struct msr_counter *mp;
1657388e9c81SLen Brown 
16584c2122d4SLen Brown 	/* copy un-changing apic_id's */
16594c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
16604c2122d4SLen Brown 		average.threads.apic_id = t->apic_id;
16614c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
16624c2122d4SLen Brown 		average.threads.x2apic_id = t->x2apic_id;
16634c2122d4SLen Brown 
16643f44a5c6SLen Brown 	/* remember first tv_begin */
16653f44a5c6SLen Brown 	if (average.threads.tv_begin.tv_sec == 0)
16663f44a5c6SLen Brown 		average.threads.tv_begin = t->tv_begin;
16673f44a5c6SLen Brown 
16683f44a5c6SLen Brown 	/* remember last tv_end */
16693f44a5c6SLen Brown 	average.threads.tv_end = t->tv_end;
16703f44a5c6SLen Brown 
1671c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1672c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1673c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1674c98d5d94SLen Brown 	average.threads.c1 += t->c1;
167515aaa346SLen Brown 
16762af4f9b8SLen Brown 	average.threads.instr_count += t->instr_count;
16772af4f9b8SLen Brown 
1678562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1679562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1680562a2d37SLen Brown 
1681388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1682388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1683388e9c81SLen Brown 			continue;
1684388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1685388e9c81SLen Brown 	}
1686388e9c81SLen Brown 
1687c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1688c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1689c98d5d94SLen Brown 		return 0;
1690c98d5d94SLen Brown 
1691c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1692c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1693c98d5d94SLen Brown 	average.cores.c7 += c->c7;
16940539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1695c98d5d94SLen Brown 
1696889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1697889facbeSLen Brown 
16989392bd98SCalvin Walton 	average.cores.core_energy += c->core_energy;
16999392bd98SCalvin Walton 
1700388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1701388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1702388e9c81SLen Brown 			continue;
1703388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1704388e9c81SLen Brown 	}
1705388e9c81SLen Brown 
1706c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1707c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1708c98d5d94SLen Brown 		return 0;
1709c98d5d94SLen Brown 
1710a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17110b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
1712a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17130b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
1714a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17150b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
1716a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17170b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
17180b2bb692SLen Brown 
1719c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
17200f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1721c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
17220f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1723c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
17240f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1725c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1726ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1727ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1728ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1729c98d5d94SLen Brown 
1730be0e54c4SLen Brown 	average.packages.cpu_lpi = p->cpu_lpi;
1731be0e54c4SLen Brown 	average.packages.sys_lpi = p->sys_lpi;
1732be0e54c4SLen Brown 
1733889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1734889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1735889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1736889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1737889facbeSLen Brown 
1738fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
173927d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
1740b4b91569SRafael Antognolli 	average.packages.gfx_act_mhz = p->gfx_act_mhz;
174127d47356SLen Brown 
1742889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1743889facbeSLen Brown 
1744889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1745889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1746388e9c81SLen Brown 
1747388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1748388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1749388e9c81SLen Brown 			continue;
1750388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1751388e9c81SLen Brown 	}
1752c98d5d94SLen Brown 	return 0;
1753c98d5d94SLen Brown }
1754c98d5d94SLen Brown /*
1755c98d5d94SLen Brown  * sum the counters for all cpus in the system
1756c98d5d94SLen Brown  * compute the weighted average
1757c98d5d94SLen Brown  */
1758c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1759c98d5d94SLen Brown 	struct pkg_data *p)
1760c98d5d94SLen Brown {
1761388e9c81SLen Brown 	int i;
1762388e9c81SLen Brown 	struct msr_counter *mp;
1763388e9c81SLen Brown 
1764c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1765c98d5d94SLen Brown 
1766c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1767c98d5d94SLen Brown 
1768d4794f25SYazen Ghannam 	/* Use the global time delta for the average. */
1769d4794f25SYazen Ghannam 	average.threads.tv_delta = tv_delta;
1770d4794f25SYazen Ghannam 
1771c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1772c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1773c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
17742af4f9b8SLen Brown 	average.threads.instr_count /= topo.num_cpus;
1775c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1776c98d5d94SLen Brown 
17770de6c0dfSLen Brown 	if (average.threads.irq_count > 9999999)
17780de6c0dfSLen Brown 		sums_need_wide_columns = 1;
17790de6c0dfSLen Brown 
1780c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1781c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1782c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
17830539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1784c98d5d94SLen Brown 
1785a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17860b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
1787a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17880b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
1789a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17900b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
1791a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17920b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
17930b2bb692SLen Brown 
1794c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
17950f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1796c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
17970f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1798c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
17990f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1800c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1801ca58710fSKristen Carlson Accardi 
1802ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1803ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1804ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1805388e9c81SLen Brown 
1806388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1807388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1808388e9c81SLen Brown 			continue;
18090de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18100de6c0dfSLen Brown 			if (average.threads.counter[i] > 9999999)
18110de6c0dfSLen Brown 				sums_need_wide_columns = 1;
181241618e63SLen Brown 			continue;
18130de6c0dfSLen Brown 		}
1814388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1815388e9c81SLen Brown 	}
1816388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1817388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1818388e9c81SLen Brown 			continue;
18190de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18200de6c0dfSLen Brown 			if (average.cores.counter[i] > 9999999)
18210de6c0dfSLen Brown 				sums_need_wide_columns = 1;
18220de6c0dfSLen Brown 		}
1823388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1824388e9c81SLen Brown 	}
1825388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1826388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1827388e9c81SLen Brown 			continue;
18280de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18290de6c0dfSLen Brown 			if (average.packages.counter[i] > 9999999)
18300de6c0dfSLen Brown 				sums_need_wide_columns = 1;
18310de6c0dfSLen Brown 		}
1832388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1833388e9c81SLen Brown 	}
1834c98d5d94SLen Brown }
1835c98d5d94SLen Brown 
1836c98d5d94SLen Brown static unsigned long long rdtsc(void)
1837c98d5d94SLen Brown {
1838c98d5d94SLen Brown 	unsigned int low, high;
1839c98d5d94SLen Brown 
1840c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1841c98d5d94SLen Brown 
1842c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1843c98d5d94SLen Brown }
1844c98d5d94SLen Brown 
1845c98d5d94SLen Brown /*
1846495c7654SLen Brown  * Open a file, and exit on failure
1847495c7654SLen Brown  */
1848495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode)
1849495c7654SLen Brown {
1850495c7654SLen Brown 	FILE *filep = fopen(path, mode);
1851495c7654SLen Brown 
1852495c7654SLen Brown 	if (!filep)
1853495c7654SLen Brown 		err(1, "%s: open failed", path);
1854495c7654SLen Brown 	return filep;
1855495c7654SLen Brown }
1856495c7654SLen Brown /*
1857495c7654SLen Brown  * snapshot_sysfs_counter()
1858495c7654SLen Brown  *
1859495c7654SLen Brown  * return snapshot of given counter
1860495c7654SLen Brown  */
1861495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path)
1862495c7654SLen Brown {
1863495c7654SLen Brown 	FILE *fp;
1864495c7654SLen Brown 	int retval;
1865495c7654SLen Brown 	unsigned long long counter;
1866495c7654SLen Brown 
1867495c7654SLen Brown 	fp = fopen_or_die(path, "r");
1868495c7654SLen Brown 
1869495c7654SLen Brown 	retval = fscanf(fp, "%lld", &counter);
1870495c7654SLen Brown 	if (retval != 1)
1871495c7654SLen Brown 		err(1, "snapshot_sysfs_counter(%s)", path);
1872495c7654SLen Brown 
1873495c7654SLen Brown 	fclose(fp);
1874495c7654SLen Brown 
1875495c7654SLen Brown 	return counter;
1876495c7654SLen Brown }
1877495c7654SLen Brown 
1878495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp)
1879495c7654SLen Brown {
1880495c7654SLen Brown 	if (mp->msr_num != 0) {
1881495c7654SLen Brown 		if (get_msr(cpu, mp->msr_num, counterp))
1882495c7654SLen Brown 			return -1;
1883495c7654SLen Brown 	} else {
188446c27978SLen Brown 		char path[128 + PATH_BYTES];
188541618e63SLen Brown 
188641618e63SLen Brown 		if (mp->flags & SYSFS_PERCPU) {
188741618e63SLen Brown 			sprintf(path, "/sys/devices/system/cpu/cpu%d/%s",
188841618e63SLen Brown 				 cpu, mp->path);
188941618e63SLen Brown 
189041618e63SLen Brown 			*counterp = snapshot_sysfs_counter(path);
189141618e63SLen Brown 		} else {
1892495c7654SLen Brown 			*counterp = snapshot_sysfs_counter(mp->path);
1893495c7654SLen Brown 		}
189441618e63SLen Brown 	}
1895495c7654SLen Brown 
1896495c7654SLen Brown 	return 0;
1897495c7654SLen Brown }
1898495c7654SLen Brown 
18996d6501d9SBorislav Petkov int get_epb(int cpu)
19006d6501d9SBorislav Petkov {
19016d6501d9SBorislav Petkov 	char path[128 + PATH_BYTES];
19027f1b11baSBorislav Petkov 	unsigned long long msr;
19036d6501d9SBorislav Petkov 	int ret, epb = -1;
19046d6501d9SBorislav Petkov 	FILE *fp;
19056d6501d9SBorislav Petkov 
19066d6501d9SBorislav Petkov 	sprintf(path, "/sys/devices/system/cpu/cpu%d/power/energy_perf_bias", cpu);
19076d6501d9SBorislav Petkov 
19087f1b11baSBorislav Petkov 	fp = fopen(path, "r");
19097f1b11baSBorislav Petkov 	if (!fp)
19107f1b11baSBorislav Petkov 		goto msr_fallback;
19116d6501d9SBorislav Petkov 
19126d6501d9SBorislav Petkov 	ret = fscanf(fp, "%d", &epb);
19136d6501d9SBorislav Petkov 	if (ret != 1)
19146d6501d9SBorislav Petkov 		err(1, "%s(%s)", __func__, path);
19156d6501d9SBorislav Petkov 
19166d6501d9SBorislav Petkov 	fclose(fp);
19176d6501d9SBorislav Petkov 
19186d6501d9SBorislav Petkov 	return epb;
19197f1b11baSBorislav Petkov 
19207f1b11baSBorislav Petkov msr_fallback:
19217f1b11baSBorislav Petkov 	get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr);
19227f1b11baSBorislav Petkov 
19237f1b11baSBorislav Petkov 	return msr & 0xf;
19246d6501d9SBorislav Petkov }
19256d6501d9SBorislav Petkov 
19264c2122d4SLen Brown void get_apic_id(struct thread_data *t)
19274c2122d4SLen Brown {
192834041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
192934041551SLen Brown 
193034041551SLen Brown 	if (DO_BIC(BIC_APIC)) {
193134041551SLen Brown 		eax = ebx = ecx = edx = 0;
193234041551SLen Brown 		__cpuid(1, eax, ebx, ecx, edx);
193334041551SLen Brown 
193434041551SLen Brown 		t->apic_id = (ebx >> 24) & 0xff;
193534041551SLen Brown 	}
193634041551SLen Brown 
193734041551SLen Brown 	if (!DO_BIC(BIC_X2APIC))
193834041551SLen Brown 		return;
193934041551SLen Brown 
1940c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine) {
194134041551SLen Brown 		unsigned int topology_extensions;
194234041551SLen Brown 
194334041551SLen Brown 		if (max_extended_level < 0x8000001e)
194434041551SLen Brown 			return;
19454c2122d4SLen Brown 
19464c2122d4SLen Brown 		eax = ebx = ecx = edx = 0;
194734041551SLen Brown 		__cpuid(0x80000001, eax, ebx, ecx, edx);
194834041551SLen Brown 			topology_extensions = ecx & (1 << 22);
194934041551SLen Brown 
195034041551SLen Brown 		if (topology_extensions == 0)
195134041551SLen Brown 			return;
195234041551SLen Brown 
195334041551SLen Brown 		eax = ebx = ecx = edx = 0;
195434041551SLen Brown 		__cpuid(0x8000001e, eax, ebx, ecx, edx);
195534041551SLen Brown 
195634041551SLen Brown 		t->x2apic_id = eax;
195734041551SLen Brown 		return;
195834041551SLen Brown 	}
19594c2122d4SLen Brown 
19604c2122d4SLen Brown 	if (!genuine_intel)
19614c2122d4SLen Brown 		return;
19624c2122d4SLen Brown 
19634c2122d4SLen Brown 	if (max_level < 0xb)
19644c2122d4SLen Brown 		return;
19654c2122d4SLen Brown 
19664c2122d4SLen Brown 	ecx = 0;
19674c2122d4SLen Brown 	__cpuid(0xb, eax, ebx, ecx, edx);
19684c2122d4SLen Brown 	t->x2apic_id = edx;
19694c2122d4SLen Brown 
197034041551SLen Brown 	if (debug && (t->apic_id != (t->x2apic_id & 0xff)))
197134041551SLen Brown 		fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n",
197234041551SLen Brown 				t->cpu_id, t->apic_id, t->x2apic_id);
19734c2122d4SLen Brown }
19744c2122d4SLen Brown 
1975495c7654SLen Brown /*
1976c98d5d94SLen Brown  * get_counters(...)
1977c98d5d94SLen Brown  * migrate to cpu
1978c98d5d94SLen Brown  * acquire and record local counters for that cpu
1979c98d5d94SLen Brown  */
1980c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1981c98d5d94SLen Brown {
1982c98d5d94SLen Brown 	int cpu = t->cpu_id;
1983889facbeSLen Brown 	unsigned long long msr;
19840102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1985388e9c81SLen Brown 	struct msr_counter *mp;
1986388e9c81SLen Brown 	int i;
1987c98d5d94SLen Brown 
1988e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
19893d7772eaSLen Brown 		fprintf(outf, "get_counters: Could not migrate to CPU %d\n", cpu);
199015aaa346SLen Brown 		return -1;
1991e52966c0SLen Brown 	}
199215aaa346SLen Brown 
1993d4794f25SYazen Ghannam 	gettimeofday(&t->tv_begin, (struct timezone *)NULL);
1994d4794f25SYazen Ghannam 
19954c2122d4SLen Brown 	if (first_counter_read)
19964c2122d4SLen Brown 		get_apic_id(t);
19970102b067SLen Brown retry:
1998c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
199915aaa346SLen Brown 
20001e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
20011e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
20020102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
20030102b067SLen Brown 
20040102b067SLen Brown 		/*
20050102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
20060102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
20070102b067SLen Brown 		 *
20080102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
20090102b067SLen Brown 		 * individual system call, so delays may occur
20100102b067SLen Brown 		 * between them.  If the time to read them
20110102b067SLen Brown 		 * varies by a large amount, we re-read them.
20120102b067SLen Brown 		 */
20130102b067SLen Brown 
20140102b067SLen Brown 		/*
20150102b067SLen Brown 		 * This initial dummy APERF read has been seen to
20160102b067SLen Brown 		 * reduce jitter in the subsequent reads.
20170102b067SLen Brown 		 */
20180102b067SLen Brown 
20199c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
2020c98d5d94SLen Brown 			return -3;
20210102b067SLen Brown 
20220102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
20230102b067SLen Brown 
20240102b067SLen Brown 		tsc_before = t->tsc;
20250102b067SLen Brown 
20260102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
20270102b067SLen Brown 			return -3;
20280102b067SLen Brown 
20290102b067SLen Brown 		tsc_between = rdtsc();
20300102b067SLen Brown 
20319c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
2032c98d5d94SLen Brown 			return -4;
20330102b067SLen Brown 
20340102b067SLen Brown 		tsc_after = rdtsc();
20350102b067SLen Brown 
20360102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
20370102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
20380102b067SLen Brown 
20390102b067SLen Brown 		/*
20400102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
20410102b067SLen Brown 		 * differ by more than 2x, then try again.
20420102b067SLen Brown 		 */
20430102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
20440102b067SLen Brown 			aperf_mperf_retry_count++;
20450102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
20460102b067SLen Brown 				goto retry;
20470102b067SLen Brown 			else
20480102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
20490102b067SLen Brown 					cpu, aperf_time, mperf_time);
20500102b067SLen Brown 		}
20510102b067SLen Brown 		aperf_mperf_retry_count = 0;
20520102b067SLen Brown 
2053b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
2054b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
205588c3281fSLen Brown 	}
205688c3281fSLen Brown 
20572af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
20582af4f9b8SLen Brown 		if (read(get_instr_count_fd(cpu), &t->instr_count, sizeof(long long)) != sizeof(long long))
20592af4f9b8SLen Brown 			return -4;
20602af4f9b8SLen Brown 
2061812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
2062562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
2063812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
20641ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
20651ed51011SLen Brown 			return -5;
20661ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
20671ed51011SLen Brown 	}
20680539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
2069144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
2070144b44b1SLen Brown 			return -6;
2071144b44b1SLen Brown 	}
2072144b44b1SLen Brown 
2073388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
2074495c7654SLen Brown 		if (get_mp(cpu, mp, &t->counter[i]))
2075388e9c81SLen Brown 			return -10;
2076388e9c81SLen Brown 	}
2077388e9c81SLen Brown 
2078c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
2079c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
2080f4fdf2b4SLen Brown 		goto done;
2081c98d5d94SLen Brown 
20821e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c3) || soft_c1_residency_display(BIC_CPU_c3)) {
2083c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
2084c98d5d94SLen Brown 			return -6;
2085144b44b1SLen Brown 	}
2086144b44b1SLen Brown 
20871e9042b9SSrinivas Pandruvada 	if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
2088c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
2089c98d5d94SLen Brown 			return -7;
20901e9042b9SSrinivas Pandruvada 	} else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
2091fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
2092fb5d4327SDasaratharaman Chandramouli 			return -7;
2093103a8feaSLen Brown 	}
209415aaa346SLen Brown 
2095*7ab5ff49SZhang Rui 	if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7)) {
2096c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
2097c98d5d94SLen Brown 			return -8;
2098*7ab5ff49SZhang Rui 		else if (t->is_atom) {
2099*7ab5ff49SZhang Rui 			/*
2100*7ab5ff49SZhang Rui 			 * For Atom CPUs that has core cstate deeper than c6,
2101*7ab5ff49SZhang Rui 			 * MSR_CORE_C6_RESIDENCY returns residency of cc6 and deeper.
2102*7ab5ff49SZhang Rui 			 * Minus CC7 (and deeper cstates) residency to get
2103*7ab5ff49SZhang Rui 			 * accturate cc6 residency.
2104*7ab5ff49SZhang Rui 			 */
2105*7ab5ff49SZhang Rui 			c->c6 -= c->c7;
2106*7ab5ff49SZhang Rui 		}
2107*7ab5ff49SZhang Rui 	}
2108c98d5d94SLen Brown 
21090539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
21100539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
21110539ba11SLen Brown 			return -8;
21120539ba11SLen Brown 
2113812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
2114889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
2115889facbeSLen Brown 			return -9;
2116889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2117889facbeSLen Brown 	}
2118889facbeSLen Brown 
21199392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
21209392bd98SCalvin Walton 		if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr))
21219392bd98SCalvin Walton 			return -14;
21229392bd98SCalvin Walton 		c->core_energy = msr & 0xFFFFFFFF;
21239392bd98SCalvin Walton 	}
21249392bd98SCalvin Walton 
2125388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
2126495c7654SLen Brown 		if (get_mp(cpu, mp, &c->counter[i]))
2127388e9c81SLen Brown 			return -10;
2128388e9c81SLen Brown 	}
2129889facbeSLen Brown 
2130c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
2131c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2132f4fdf2b4SLen Brown 		goto done;
213315aaa346SLen Brown 
2134a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0)) {
21350b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
21360b2bb692SLen Brown 			return -10;
2137a99d8730SLen Brown 	}
2138a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0)) {
21390b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
21400b2bb692SLen Brown 			return -11;
2141a99d8730SLen Brown 	}
2142a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0)) {
21430b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
21440b2bb692SLen Brown 			return -12;
2145a99d8730SLen Brown 	}
2146a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX)) {
21470b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
21480b2bb692SLen Brown 			return -13;
21490b2bb692SLen Brown 	}
21500f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
2151c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
2152c98d5d94SLen Brown 			return -9;
21530f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6)) {
21540539ba11SLen Brown 		if (do_slm_cstates) {
21550539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
21560539ba11SLen Brown 				return -10;
21570539ba11SLen Brown 		} else {
2158c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
2159c98d5d94SLen Brown 				return -10;
21600539ba11SLen Brown 		}
21610539ba11SLen Brown 	}
21620539ba11SLen Brown 
21630f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
2164c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
2165c98d5d94SLen Brown 			return -11;
21660f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
2167c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
2168c98d5d94SLen Brown 			return -12;
21690f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
2170ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
2171ca58710fSKristen Carlson Accardi 			return -13;
21720f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
2173ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
2174ca58710fSKristen Carlson Accardi 			return -13;
21750f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
2176ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
2177ca58710fSKristen Carlson Accardi 			return -13;
21780f47c08dSLen Brown 
2179be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
2180be0e54c4SLen Brown 		p->cpu_lpi = cpuidle_cur_cpu_lpi_us;
2181be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
2182be0e54c4SLen Brown 		p->sys_lpi = cpuidle_cur_sys_lpi_us;
2183be0e54c4SLen Brown 
2184889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
21859972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STATUS, &msr))
2186889facbeSLen Brown 			return -13;
21879972d5d8SChen Yu 		p->energy_pkg = msr;
2188889facbeSLen Brown 	}
21899148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
21909972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP0_ENERGY_STATUS, &msr))
2191889facbeSLen Brown 			return -14;
21929972d5d8SChen Yu 		p->energy_cores = msr;
2193889facbeSLen Brown 	}
2194889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
21959972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
2196889facbeSLen Brown 			return -15;
21979972d5d8SChen Yu 		p->energy_dram = msr;
2198889facbeSLen Brown 	}
2199889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
22009972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP1_ENERGY_STATUS, &msr))
2201889facbeSLen Brown 			return -16;
22029972d5d8SChen Yu 		p->energy_gfx = msr;
2203889facbeSLen Brown 	}
2204889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
22059972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_PERF_STATUS, &msr))
2206889facbeSLen Brown 			return -16;
22079972d5d8SChen Yu 		p->rapl_pkg_perf_status = msr;
2208889facbeSLen Brown 	}
2209889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
22109972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_PERF_STATUS, &msr))
2211889facbeSLen Brown 			return -16;
22129972d5d8SChen Yu 		p->rapl_dram_perf_status = msr;
2213889facbeSLen Brown 	}
22143316f99aSCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
22159972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STAT, &msr))
22163316f99aSCalvin Walton 			return -13;
22179972d5d8SChen Yu 		p->energy_pkg = msr;
22183316f99aSCalvin Walton 	}
2219812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
2220889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
2221889facbeSLen Brown 			return -17;
2222889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2223889facbeSLen Brown 	}
2224fdf676e5SLen Brown 
2225812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2226fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
2227fdf676e5SLen Brown 
2228812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
222927d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
223027d47356SLen Brown 
2231b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
2232b4b91569SRafael Antognolli 		p->gfx_act_mhz = gfx_act_mhz;
2233b4b91569SRafael Antognolli 
2234388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
2235495c7654SLen Brown 		if (get_mp(cpu, mp, &p->counter[i]))
2236388e9c81SLen Brown 			return -10;
2237388e9c81SLen Brown 	}
2238f4fdf2b4SLen Brown done:
2239f4fdf2b4SLen Brown 	gettimeofday(&t->tv_end, (struct timezone *)NULL);
2240388e9c81SLen Brown 
224115aaa346SLen Brown 	return 0;
2242103a8feaSLen Brown }
2243103a8feaSLen Brown 
2244ee7e38e3SLen Brown /*
2245ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
2246ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
2247ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
2248ee7e38e3SLen Brown  */
2249ee7e38e3SLen Brown 
2250ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
2251ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
2252ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
2253ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
2254ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
2255ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
2256ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
2257ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
2258ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
2259ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
2260ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
2261ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
22620b2bb692SLen Brown #define PCL__8 12 /* PC8 */
22630b2bb692SLen Brown #define PCL__9 13 /* PC9 */
2264445640a5SLen Brown #define PCL_10 14 /* PC10 */
2265445640a5SLen Brown #define PCLUNL 15 /* Unlimited */
2266ee7e38e3SLen Brown 
2267ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
2268ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
2269445640a5SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"};
2270ee7e38e3SLen Brown 
2271e9257f5fSLen Brown int nhm_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
2272e9257f5fSLen Brown int snb_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
2273e9257f5fSLen Brown int hsw_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
22740539ba11SLen Brown int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7};
2275f2642888SLen Brown int amt_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
2276e9257f5fSLen Brown int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
2277445640a5SLen Brown int glm_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCL_10, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
22782085e124SArtem Bityutskiy int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
227925368d7cSChen Yu int icx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__6, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV};
2280a2b7b749SLen Brown 
2281a2b7b749SLen Brown static void
2282a2b7b749SLen Brown calculate_tsc_tweak()
2283a2b7b749SLen Brown {
2284a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
2285a2b7b749SLen Brown }
2286a2b7b749SLen Brown 
2287aeb01e6dSChen Yu void prewake_cstate_probe(unsigned int family, unsigned int model);
2288aeb01e6dSChen Yu 
2289fcd17211SLen Brown static void
2290fcd17211SLen Brown dump_nhm_platform_info(void)
2291103a8feaSLen Brown {
2292103a8feaSLen Brown 	unsigned long long msr;
2293103a8feaSLen Brown 	unsigned int ratio;
2294103a8feaSLen Brown 
2295ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
2296103a8feaSLen Brown 
2297b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
22986574a5d5SLen Brown 
2299103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
2300710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
2301103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2302103a8feaSLen Brown 
2303103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
2304710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
2305103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2306103a8feaSLen Brown 
23077ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
2308b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
2309bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
231067920418SLen Brown 
2311aeb01e6dSChen Yu 	/* C-state Pre-wake Disable (CSTATE_PREWAKE_DISABLE) */
2312aeb01e6dSChen Yu 	if (dis_cstate_prewake)
2313aeb01e6dSChen Yu 		fprintf(outf, "C-state Pre-wake: %sabled\n",
2314aeb01e6dSChen Yu 			msr & 0x40000000 ? "DIS" : "EN");
2315aeb01e6dSChen Yu 
2316fcd17211SLen Brown 	return;
2317fcd17211SLen Brown }
2318fcd17211SLen Brown 
2319fcd17211SLen Brown static void
2320fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
2321fcd17211SLen Brown {
2322fcd17211SLen Brown 	unsigned long long msr;
2323fcd17211SLen Brown 	unsigned int ratio;
2324fcd17211SLen Brown 
23257ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
2326fcd17211SLen Brown 
2327b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
2328fcd17211SLen Brown 
2329fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
2330fcd17211SLen Brown 	if (ratio)
2331710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
2332fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2333fcd17211SLen Brown 
2334fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
2335fcd17211SLen Brown 	if (ratio)
2336710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
2337fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2338fcd17211SLen Brown 	return;
2339fcd17211SLen Brown }
2340fcd17211SLen Brown 
2341fcd17211SLen Brown static void
2342fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
2343fcd17211SLen Brown {
2344fcd17211SLen Brown 	unsigned long long msr;
2345fcd17211SLen Brown 	unsigned int ratio;
23466574a5d5SLen Brown 
23477ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
23486574a5d5SLen Brown 
2349b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
23506574a5d5SLen Brown 
23516574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
23526574a5d5SLen Brown 	if (ratio)
2353710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
23546574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23556574a5d5SLen Brown 
23566574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
23576574a5d5SLen Brown 	if (ratio)
2358710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
23596574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23606574a5d5SLen Brown 
23616574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
23626574a5d5SLen Brown 	if (ratio)
2363710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
23646574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23656574a5d5SLen Brown 
23666574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
23676574a5d5SLen Brown 	if (ratio)
2368710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
23696574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23706574a5d5SLen Brown 
23716574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
23726574a5d5SLen Brown 	if (ratio)
2373710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
23746574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23756574a5d5SLen Brown 
23766574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
23776574a5d5SLen Brown 	if (ratio)
2378710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
23796574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23806574a5d5SLen Brown 
23816574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
23826574a5d5SLen Brown 	if (ratio)
2383710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
23846574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23856574a5d5SLen Brown 
23866574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
23876574a5d5SLen Brown 	if (ratio)
2388710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
23896574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
2390103a8feaSLen Brown 	return;
2391fcd17211SLen Brown }
239231e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model)
239331e07522SLen Brown {
239431e07522SLen Brown 
239531e07522SLen Brown 	if (!genuine_intel)
239631e07522SLen Brown 		return 0;
239731e07522SLen Brown 
239831e07522SLen Brown 	switch (model) {
239931e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
240031e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
240125368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:
24025ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
240320de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
240431e07522SLen Brown 		return 1;
240531e07522SLen Brown 	}
240631e07522SLen Brown 	return 0;
240731e07522SLen Brown }
2408fcd17211SLen Brown 
2409fcd17211SLen Brown static void
241031e07522SLen Brown dump_turbo_ratio_limits(int family, int model)
2411fcd17211SLen Brown {
241231e07522SLen Brown 	unsigned long long msr, core_counts;
241331e07522SLen Brown 	unsigned int ratio, group_size;
2414103a8feaSLen Brown 
24157ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2416b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
24176574a5d5SLen Brown 
241831e07522SLen Brown 	if (has_turbo_ratio_group_limits(family, model)) {
241931e07522SLen Brown 		get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts);
242031e07522SLen Brown 		fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts);
242131e07522SLen Brown 	} else {
242231e07522SLen Brown 		core_counts = 0x0807060504030201;
242331e07522SLen Brown 	}
242431e07522SLen Brown 
24256574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
242631e07522SLen Brown 	group_size = (core_counts >> 56) & 0xFF;
24276574a5d5SLen Brown 	if (ratio)
242831e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
242931e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24306574a5d5SLen Brown 
24316574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
243231e07522SLen Brown 	group_size = (core_counts >> 48) & 0xFF;
24336574a5d5SLen Brown 	if (ratio)
243431e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
243531e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24366574a5d5SLen Brown 
24376574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
243831e07522SLen Brown 	group_size = (core_counts >> 40) & 0xFF;
24396574a5d5SLen Brown 	if (ratio)
244031e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
244131e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24426574a5d5SLen Brown 
24436574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
244431e07522SLen Brown 	group_size = (core_counts >> 32) & 0xFF;
24456574a5d5SLen Brown 	if (ratio)
244631e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
244731e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24486574a5d5SLen Brown 
2449103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
245031e07522SLen Brown 	group_size = (core_counts >> 24) & 0xFF;
2451103a8feaSLen Brown 	if (ratio)
245231e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
245331e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2454103a8feaSLen Brown 
2455103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
245631e07522SLen Brown 	group_size = (core_counts >> 16) & 0xFF;
2457103a8feaSLen Brown 	if (ratio)
245831e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
245931e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2460103a8feaSLen Brown 
2461103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
246231e07522SLen Brown 	group_size = (core_counts >> 8) & 0xFF;
2463103a8feaSLen Brown 	if (ratio)
246431e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
246531e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2466103a8feaSLen Brown 
2467103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
246831e07522SLen Brown 	group_size = (core_counts >> 0) & 0xFF;
2469103a8feaSLen Brown 	if (ratio)
247031e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
247131e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2472fcd17211SLen Brown 	return;
2473fcd17211SLen Brown }
24743a9a941dSLen Brown 
2475fcd17211SLen Brown static void
24760f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
24770f7887c4SLen Brown {
24780f7887c4SLen Brown 	unsigned long long msr;
24790f7887c4SLen Brown 	unsigned int ratio;
24800f7887c4SLen Brown 
24810f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
24820f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
24830f7887c4SLen Brown 
24840f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
24850f7887c4SLen Brown 	if (ratio)
24860f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
24870f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24880f7887c4SLen Brown 
24890f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
24900f7887c4SLen Brown 	if (ratio)
24910f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
24920f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24930f7887c4SLen Brown 
24940f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
24950f7887c4SLen Brown 	if (ratio)
24960f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
24970f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24980f7887c4SLen Brown 
24990f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
25000f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
25010f7887c4SLen Brown 
25020f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
25030f7887c4SLen Brown 	if (ratio)
25040f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
25050f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
25060f7887c4SLen Brown 
25070f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
25080f7887c4SLen Brown 	if (ratio)
25090f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
25100f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
25110f7887c4SLen Brown 
25120f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
25130f7887c4SLen Brown 	if (ratio)
25140f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
25150f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
25160f7887c4SLen Brown 
25170f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
25180f7887c4SLen Brown 	if (ratio)
25190f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
25200f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
25210f7887c4SLen Brown }
25220f7887c4SLen Brown 
25230f7887c4SLen Brown static void
2524fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
2525fb5d4327SDasaratharaman Chandramouli {
2526cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
2527cbf97abaSHubert Chrzaniuk 
2528fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
2529cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
2530cbf97abaSHubert Chrzaniuk 	int i, b_nr;
2531cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
2532cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
2533fb5d4327SDasaratharaman Chandramouli 
2534ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2535fb5d4327SDasaratharaman Chandramouli 
2536b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
2537bfae2052SLen Brown 		base_cpu, msr);
2538fb5d4327SDasaratharaman Chandramouli 
25391e3ec5cdSRandy Dunlap 	/*
2540fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
2541cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
2542cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
2543fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
2544fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
2545fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
2546fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
2547fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
2548fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
2549fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
2550fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
2551fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
2552fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
2553fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
2554fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
2555fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
2556fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
2557fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
2558fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
2559fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
2560fb5d4327SDasaratharaman Chandramouli 	 */
2561fb5d4327SDasaratharaman Chandramouli 
2562cbf97abaSHubert Chrzaniuk 	b_nr = 0;
2563cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
2564cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
2565cbf97abaSHubert Chrzaniuk 
2566cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
2567fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
2568cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
2569fb5d4327SDasaratharaman Chandramouli 
2570cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
2571cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
2572cbf97abaSHubert Chrzaniuk 		b_nr++;
2573fb5d4327SDasaratharaman Chandramouli 	}
2574cbf97abaSHubert Chrzaniuk 
2575cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
2576cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
2577b7d8c148SLen Brown 			fprintf(outf,
2578710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
2579cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
2580fb5d4327SDasaratharaman Chandramouli }
2581fb5d4327SDasaratharaman Chandramouli 
2582fb5d4327SDasaratharaman Chandramouli static void
2583fcd17211SLen Brown dump_nhm_cst_cfg(void)
2584fcd17211SLen Brown {
2585fcd17211SLen Brown 	unsigned long long msr;
2586fcd17211SLen Brown 
25871df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2588fcd17211SLen Brown 
25891df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
2590fcd17211SLen Brown 
25913e8b62bfSArtem Bityutskiy 	fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)",
2592fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
2593fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
2594fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
2595fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
2596fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
25976c34f160SLen Brown 		(unsigned int)msr & 0xF,
2598fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
2599ac980e13SArtem Bityutskiy 
2600ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION		(1UL << 16)
2601ac980e13SArtem Bityutskiy 	if (has_automatic_cstate_conversion) {
2602ac980e13SArtem Bityutskiy 		fprintf(outf, ", automatic c-state conversion=%s",
2603ac980e13SArtem Bityutskiy 			(msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off");
2604ac980e13SArtem Bityutskiy 	}
2605ac980e13SArtem Bityutskiy 
2606ac980e13SArtem Bityutskiy 	fprintf(outf, ")\n");
2607ac980e13SArtem Bityutskiy 
2608fcd17211SLen Brown 	return;
2609103a8feaSLen Brown }
2610103a8feaSLen Brown 
26116fb3143bSLen Brown static void
26126fb3143bSLen Brown dump_config_tdp(void)
26136fb3143bSLen Brown {
26146fb3143bSLen Brown 	unsigned long long msr;
26156fb3143bSLen Brown 
26166fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
2617b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
2618685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
26196fb3143bSLen Brown 
26206fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
2621b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
26226fb3143bSLen Brown 	if (msr) {
2623685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2624685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2625685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2626685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
26276fb3143bSLen Brown 	}
2628b7d8c148SLen Brown 	fprintf(outf, ")\n");
26296fb3143bSLen Brown 
26306fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
2631b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
26326fb3143bSLen Brown 	if (msr) {
2633685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2634685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2635685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2636685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
26376fb3143bSLen Brown 	}
2638b7d8c148SLen Brown 	fprintf(outf, ")\n");
26396fb3143bSLen Brown 
26406fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
2641b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
26426fb3143bSLen Brown 	if ((msr) & 0x3)
2643b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
2644b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2645b7d8c148SLen Brown 	fprintf(outf, ")\n");
26466fb3143bSLen Brown 
26476fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
2648b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
2649685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
2650b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2651b7d8c148SLen Brown 	fprintf(outf, ")\n");
26526fb3143bSLen Brown }
26535a63426eSLen Brown 
26545a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
26555a63426eSLen Brown 
26565a63426eSLen Brown void print_irtl(void)
26575a63426eSLen Brown {
26585a63426eSLen Brown 	unsigned long long msr;
26595a63426eSLen Brown 
26605a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
26615a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_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_PKGC6_IRTL, &msr);
26665a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_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_PKGC7_IRTL, &msr);
26715a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_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 	if (!do_irtl_hsw)
26765a63426eSLen Brown 		return;
26775a63426eSLen Brown 
26785a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
26795a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
26805a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26815a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26825a63426eSLen Brown 
26835a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
26845a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
26855a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26865a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26875a63426eSLen Brown 
26885a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
26895a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
26905a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26915a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26925a63426eSLen Brown 
26935a63426eSLen Brown }
269436229897SLen Brown void free_fd_percpu(void)
269536229897SLen Brown {
269636229897SLen Brown 	int i;
269736229897SLen Brown 
269801a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
269936229897SLen Brown 		if (fd_percpu[i] != 0)
270036229897SLen Brown 			close(fd_percpu[i]);
270136229897SLen Brown 	}
270236229897SLen Brown 
270336229897SLen Brown 	free(fd_percpu);
27046fb3143bSLen Brown }
27056fb3143bSLen Brown 
2706c98d5d94SLen Brown void free_all_buffers(void)
2707103a8feaSLen Brown {
27080e2d8f05SLen Brown 	int i;
27090e2d8f05SLen Brown 
2710c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
2711c98d5d94SLen Brown 	cpu_present_set = NULL;
271236229897SLen Brown 	cpu_present_setsize = 0;
2713103a8feaSLen Brown 
2714c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
2715c98d5d94SLen Brown 	cpu_affinity_set = NULL;
2716c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
2717103a8feaSLen Brown 
2718c98d5d94SLen Brown 	free(thread_even);
2719c98d5d94SLen Brown 	free(core_even);
2720c98d5d94SLen Brown 	free(package_even);
2721103a8feaSLen Brown 
2722c98d5d94SLen Brown 	thread_even = NULL;
2723c98d5d94SLen Brown 	core_even = NULL;
2724c98d5d94SLen Brown 	package_even = NULL;
2725103a8feaSLen Brown 
2726c98d5d94SLen Brown 	free(thread_odd);
2727c98d5d94SLen Brown 	free(core_odd);
2728c98d5d94SLen Brown 	free(package_odd);
2729103a8feaSLen Brown 
2730c98d5d94SLen Brown 	thread_odd = NULL;
2731c98d5d94SLen Brown 	core_odd = NULL;
2732c98d5d94SLen Brown 	package_odd = NULL;
2733103a8feaSLen Brown 
2734c98d5d94SLen Brown 	free(output_buffer);
2735c98d5d94SLen Brown 	output_buffer = NULL;
2736c98d5d94SLen Brown 	outp = NULL;
273736229897SLen Brown 
273836229897SLen Brown 	free_fd_percpu();
2739562a2d37SLen Brown 
2740562a2d37SLen Brown 	free(irq_column_2_cpu);
2741562a2d37SLen Brown 	free(irqs_per_cpu);
27420e2d8f05SLen Brown 
27430e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
27440e2d8f05SLen Brown 		if (cpus[i].put_ids)
27450e2d8f05SLen Brown 			CPU_FREE(cpus[i].put_ids);
27460e2d8f05SLen Brown 	}
27470e2d8f05SLen Brown 	free(cpus);
2748103a8feaSLen Brown }
2749103a8feaSLen Brown 
275057a42a34SJosh Triplett 
275157a42a34SJosh Triplett /*
275295aebc44SJosh Triplett  * Parse a file containing a single int.
27536de68fe1SLen Brown  * Return 0 if file can not be opened
27546de68fe1SLen Brown  * Exit if file can be opened, but can not be parsed
275595aebc44SJosh Triplett  */
275695aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
275795aebc44SJosh Triplett {
275895aebc44SJosh Triplett 	va_list args;
275995aebc44SJosh Triplett 	char path[PATH_MAX];
276095aebc44SJosh Triplett 	FILE *filep;
276195aebc44SJosh Triplett 	int value;
276295aebc44SJosh Triplett 
276395aebc44SJosh Triplett 	va_start(args, fmt);
276495aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
276595aebc44SJosh Triplett 	va_end(args);
27666de68fe1SLen Brown 	filep = fopen(path, "r");
27676de68fe1SLen Brown 	if (!filep)
27686de68fe1SLen Brown 		return 0;
2769b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2770b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
277195aebc44SJosh Triplett 	fclose(filep);
277295aebc44SJosh Triplett 	return value;
277395aebc44SJosh Triplett }
277495aebc44SJosh Triplett 
277595aebc44SJosh Triplett /*
2776c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2777c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2778c98d5d94SLen Brown  */
2779c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2780c98d5d94SLen Brown {
278195aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2782103a8feaSLen Brown }
2783103a8feaSLen Brown 
2784103a8feaSLen Brown int get_physical_package_id(int cpu)
2785103a8feaSLen Brown {
278695aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2787103a8feaSLen Brown }
2788103a8feaSLen Brown 
27896de68fe1SLen Brown int get_die_id(int cpu)
27906de68fe1SLen Brown {
27916de68fe1SLen Brown 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu);
27926de68fe1SLen Brown }
27936de68fe1SLen Brown 
2794103a8feaSLen Brown int get_core_id(int cpu)
2795103a8feaSLen Brown {
279695aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2797103a8feaSLen Brown }
2798103a8feaSLen Brown 
2799ef605741SPrarit Bhargava void set_node_data(void)
2800ef605741SPrarit Bhargava {
28012ffbb224SPrarit Bhargava 	int pkg, node, lnode, cpu, cpux;
28022ffbb224SPrarit Bhargava 	int cpu_count;
2803ef605741SPrarit Bhargava 
28042ffbb224SPrarit Bhargava 	/* initialize logical_node_id */
28052ffbb224SPrarit Bhargava 	for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu)
28062ffbb224SPrarit Bhargava 		cpus[cpu].logical_node_id = -1;
2807ef605741SPrarit Bhargava 
28082ffbb224SPrarit Bhargava 	cpu_count = 0;
28092ffbb224SPrarit Bhargava 	for (pkg = 0; pkg < topo.num_packages; pkg++) {
28102ffbb224SPrarit Bhargava 		lnode = 0;
28112ffbb224SPrarit Bhargava 		for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) {
28122ffbb224SPrarit Bhargava 			if (cpus[cpu].physical_package_id != pkg)
2813ef605741SPrarit Bhargava 				continue;
28142ffbb224SPrarit Bhargava 			/* find a cpu with an unset logical_node_id */
28152ffbb224SPrarit Bhargava 			if (cpus[cpu].logical_node_id != -1)
28162ffbb224SPrarit Bhargava 				continue;
28172ffbb224SPrarit Bhargava 			cpus[cpu].logical_node_id = lnode;
2818ef605741SPrarit Bhargava 			node = cpus[cpu].physical_node_id;
28192ffbb224SPrarit Bhargava 			cpu_count++;
28202ffbb224SPrarit Bhargava 			/*
28212ffbb224SPrarit Bhargava 			 * find all matching cpus on this pkg and set
28222ffbb224SPrarit Bhargava 			 * the logical_node_id
28232ffbb224SPrarit Bhargava 			 */
28242ffbb224SPrarit Bhargava 			for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) {
28252ffbb224SPrarit Bhargava 				if ((cpus[cpux].physical_package_id == pkg) &&
28262ffbb224SPrarit Bhargava 				   (cpus[cpux].physical_node_id == node)) {
28272ffbb224SPrarit Bhargava 					cpus[cpux].logical_node_id = lnode;
28282ffbb224SPrarit Bhargava 					cpu_count++;
2829ef605741SPrarit Bhargava 				}
28302ffbb224SPrarit Bhargava 			}
28312ffbb224SPrarit Bhargava 			lnode++;
28322ffbb224SPrarit Bhargava 			if (lnode > topo.nodes_per_pkg)
28332ffbb224SPrarit Bhargava 				topo.nodes_per_pkg = lnode;
28342ffbb224SPrarit Bhargava 		}
28352ffbb224SPrarit Bhargava 		if (cpu_count >= topo.max_cpu_num)
28362ffbb224SPrarit Bhargava 			break;
28372ffbb224SPrarit Bhargava 	}
2838ef605741SPrarit Bhargava }
2839ef605741SPrarit Bhargava 
2840ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu)
2841c98d5d94SLen Brown {
2842c98d5d94SLen Brown 	char path[80];
2843c98d5d94SLen Brown 	FILE *filep;
28440e2d8f05SLen Brown 	int i;
28450e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
2846c98d5d94SLen Brown 
28470e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; i++) {
28480e2d8f05SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist",
28490e2d8f05SLen Brown 			cpu, i);
28500e2d8f05SLen Brown 		filep = fopen(path, "r");
28510e2d8f05SLen Brown 		if (!filep)
28520e2d8f05SLen Brown 			continue;
28530e2d8f05SLen Brown 		fclose(filep);
28540e2d8f05SLen Brown 		return i;
28550e2d8f05SLen Brown 	}
28560e2d8f05SLen Brown 	return -1;
2857e275b388SDasaratharaman Chandramouli }
2858c98d5d94SLen Brown 
28590e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu)
28600e2d8f05SLen Brown {
28610e2d8f05SLen Brown 	char path[80], character;
28620e2d8f05SLen Brown 	FILE *filep;
28630e2d8f05SLen Brown 	unsigned long map;
28648cb48b32SPrarit Bhargava 	int so, shift, sib_core;
28650e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
28660e2d8f05SLen Brown 	int offset = topo.max_cpu_num + 1;
28670e2d8f05SLen Brown 	size_t size;
28688cb48b32SPrarit Bhargava 	int thread_id = 0;
28690e2d8f05SLen Brown 
28700e2d8f05SLen Brown 	thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1));
28718cb48b32SPrarit Bhargava 	if (thiscpu->thread_id < 0)
28728cb48b32SPrarit Bhargava 		thiscpu->thread_id = thread_id++;
28730e2d8f05SLen Brown 	if (!thiscpu->put_ids)
28740e2d8f05SLen Brown 		return -1;
28750e2d8f05SLen Brown 
28760e2d8f05SLen Brown 	size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
28770e2d8f05SLen Brown 	CPU_ZERO_S(size, thiscpu->put_ids);
28780e2d8f05SLen Brown 
28790e2d8f05SLen Brown 	sprintf(path,
28800e2d8f05SLen Brown 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu);
28813d7772eaSLen Brown 	filep = fopen(path, "r");
28823d7772eaSLen Brown 
28833d7772eaSLen Brown 	if (!filep) {
28843d7772eaSLen Brown 		warnx("%s: open failed", path);
28853d7772eaSLen Brown 		return -1;
28863d7772eaSLen Brown 	}
28870e2d8f05SLen Brown 	do {
28880e2d8f05SLen Brown 		offset -= BITMASK_SIZE;
28898173c336SBen Hutchings 		if (fscanf(filep, "%lx%c", &map, &character) != 2)
28908173c336SBen Hutchings 			err(1, "%s: failed to parse file", path);
28910e2d8f05SLen Brown 		for (shift = 0; shift < BITMASK_SIZE; shift++) {
28920e2d8f05SLen Brown 			if ((map >> shift) & 0x1) {
28938cb48b32SPrarit Bhargava 				so = shift + offset;
28948cb48b32SPrarit Bhargava 				sib_core = get_core_id(so);
28958cb48b32SPrarit Bhargava 				if (sib_core == thiscpu->physical_core_id) {
28968cb48b32SPrarit Bhargava 					CPU_SET_S(so, size, thiscpu->put_ids);
28978cb48b32SPrarit Bhargava 					if ((so != cpu) &&
28988cb48b32SPrarit Bhargava 					    (cpus[so].thread_id < 0))
28998cb48b32SPrarit Bhargava 						cpus[so].thread_id =
29008cb48b32SPrarit Bhargava 								    thread_id++;
29018cb48b32SPrarit Bhargava 				}
29020e2d8f05SLen Brown 			}
29030e2d8f05SLen Brown 		}
29040e2d8f05SLen Brown 	} while (!strncmp(&character, ",", 1));
2905c98d5d94SLen Brown 	fclose(filep);
29060e2d8f05SLen Brown 
29070e2d8f05SLen Brown 	return CPU_COUNT_S(size, thiscpu->put_ids);
2908c98d5d94SLen Brown }
2909c98d5d94SLen Brown 
2910c98d5d94SLen Brown /*
2911c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2912c98d5d94SLen Brown  * skip non-present cpus
2913103a8feaSLen Brown  */
2914103a8feaSLen Brown 
2915c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2916c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2917c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2918c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2919c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2920c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2921c98d5d94SLen Brown {
292240f5cfe7SPrarit Bhargava 	int retval, pkg_no, node_no, core_no, thread_no;
2923c98d5d94SLen Brown 
2924c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
292540f5cfe7SPrarit Bhargava 		for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) {
292640f5cfe7SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node;
292740f5cfe7SPrarit Bhargava 			     ++core_no) {
2928c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
292970a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
2930c98d5d94SLen Brown 					struct thread_data *t, *t2;
2931c98d5d94SLen Brown 					struct core_data *c, *c2;
2932c98d5d94SLen Brown 					struct pkg_data *p, *p2;
2933c98d5d94SLen Brown 
293440f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
293540f5cfe7SPrarit Bhargava 						       core_no, node_no,
293640f5cfe7SPrarit Bhargava 						       pkg_no);
2937c98d5d94SLen Brown 
2938c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
2939c98d5d94SLen Brown 						continue;
2940c98d5d94SLen Brown 
294140f5cfe7SPrarit Bhargava 					t2 = GET_THREAD(thread_base2, thread_no,
294240f5cfe7SPrarit Bhargava 							core_no, node_no,
294340f5cfe7SPrarit Bhargava 							pkg_no);
2944c98d5d94SLen Brown 
294540f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
294640f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
294740f5cfe7SPrarit Bhargava 					c2 = GET_CORE(core_base2, core_no,
294840f5cfe7SPrarit Bhargava 						      node_no,
294940f5cfe7SPrarit Bhargava 						      pkg_no);
2950c98d5d94SLen Brown 
2951c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
2952c98d5d94SLen Brown 					p2 = GET_PKG(pkg_base2, pkg_no);
2953c98d5d94SLen Brown 
2954c98d5d94SLen Brown 					retval = func(t, c, p, t2, c2, p2);
2955c98d5d94SLen Brown 					if (retval)
2956c98d5d94SLen Brown 						return retval;
2957c98d5d94SLen Brown 				}
2958c98d5d94SLen Brown 			}
2959c98d5d94SLen Brown 		}
296040f5cfe7SPrarit Bhargava 	}
2961c98d5d94SLen Brown 	return 0;
2962c98d5d94SLen Brown }
2963c98d5d94SLen Brown 
2964c98d5d94SLen Brown /*
2965c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2966c98d5d94SLen Brown  * return max_cpu number
2967c98d5d94SLen Brown  */
2968c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2969103a8feaSLen Brown {
2970103a8feaSLen Brown 	FILE *fp;
2971c98d5d94SLen Brown 	int cpu_num;
2972103a8feaSLen Brown 	int retval;
2973103a8feaSLen Brown 
297457a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2975103a8feaSLen Brown 
2976103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2977b2c95d90SJosh Triplett 	if (retval != 0)
2978b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2979103a8feaSLen Brown 
2980c98d5d94SLen Brown 	while (1) {
2981c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2982103a8feaSLen Brown 		if (retval != 1)
2983103a8feaSLen Brown 			break;
2984103a8feaSLen Brown 
2985c98d5d94SLen Brown 		retval = func(cpu_num);
2986c98d5d94SLen Brown 		if (retval) {
2987c98d5d94SLen Brown 			fclose(fp);
2988c98d5d94SLen Brown 			return(retval);
2989c98d5d94SLen Brown 		}
2990103a8feaSLen Brown 	}
2991103a8feaSLen Brown 	fclose(fp);
2992c98d5d94SLen Brown 	return 0;
2993103a8feaSLen Brown }
2994103a8feaSLen Brown 
2995103a8feaSLen Brown void re_initialize(void)
2996103a8feaSLen Brown {
2997c98d5d94SLen Brown 	free_all_buffers();
2998c98d5d94SLen Brown 	setup_all_buffers();
29993d7772eaSLen Brown 	fprintf(outf, "turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
3000103a8feaSLen Brown }
3001103a8feaSLen Brown 
3002843c5791SPrarit Bhargava void set_max_cpu_num(void)
3003843c5791SPrarit Bhargava {
3004843c5791SPrarit Bhargava 	FILE *filep;
30058201a028SPrarit Bhargava 	int base_cpu;
3006843c5791SPrarit Bhargava 	unsigned long dummy;
30078201a028SPrarit Bhargava 	char pathname[64];
3008843c5791SPrarit Bhargava 
30098201a028SPrarit Bhargava 	base_cpu = sched_getcpu();
30108201a028SPrarit Bhargava 	if (base_cpu < 0)
30118201a028SPrarit Bhargava 		err(1, "cannot find calling cpu ID");
30128201a028SPrarit Bhargava 	sprintf(pathname,
30138201a028SPrarit Bhargava 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings",
30148201a028SPrarit Bhargava 		base_cpu);
30158201a028SPrarit Bhargava 
30168201a028SPrarit Bhargava 	filep = fopen_or_die(pathname, "r");
3017843c5791SPrarit Bhargava 	topo.max_cpu_num = 0;
3018843c5791SPrarit Bhargava 	while (fscanf(filep, "%lx,", &dummy) == 1)
30190e2d8f05SLen Brown 		topo.max_cpu_num += BITMASK_SIZE;
3020843c5791SPrarit Bhargava 	fclose(filep);
3021843c5791SPrarit Bhargava 	topo.max_cpu_num--; /* 0 based */
3022843c5791SPrarit Bhargava }
3023c98d5d94SLen Brown 
3024103a8feaSLen Brown /*
3025c98d5d94SLen Brown  * count_cpus()
3026c98d5d94SLen Brown  * remember the last one seen, it will be the max
3027103a8feaSLen Brown  */
3028c98d5d94SLen Brown int count_cpus(int cpu)
3029103a8feaSLen Brown {
3030843c5791SPrarit Bhargava 	topo.num_cpus++;
3031c98d5d94SLen Brown 	return 0;
3032103a8feaSLen Brown }
3033c98d5d94SLen Brown int mark_cpu_present(int cpu)
3034c98d5d94SLen Brown {
3035c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
303615aaa346SLen Brown 	return 0;
3037103a8feaSLen Brown }
3038103a8feaSLen Brown 
30398cb48b32SPrarit Bhargava int init_thread_id(int cpu)
30408cb48b32SPrarit Bhargava {
30418cb48b32SPrarit Bhargava 	cpus[cpu].thread_id = -1;
30428cb48b32SPrarit Bhargava 	return 0;
30438cb48b32SPrarit Bhargava }
30448cb48b32SPrarit Bhargava 
3045562a2d37SLen Brown /*
3046562a2d37SLen Brown  * snapshot_proc_interrupts()
3047562a2d37SLen Brown  *
3048562a2d37SLen Brown  * read and record summary of /proc/interrupts
3049562a2d37SLen Brown  *
3050562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
3051562a2d37SLen Brown  */
3052562a2d37SLen Brown int snapshot_proc_interrupts(void)
3053562a2d37SLen Brown {
3054562a2d37SLen Brown 	static FILE *fp;
3055562a2d37SLen Brown 	int column, retval;
3056562a2d37SLen Brown 
3057562a2d37SLen Brown 	if (fp == NULL)
3058562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
3059562a2d37SLen Brown 	else
3060562a2d37SLen Brown 		rewind(fp);
3061562a2d37SLen Brown 
3062562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
3063562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
3064562a2d37SLen Brown 		int cpu_number;
3065562a2d37SLen Brown 
3066562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
3067562a2d37SLen Brown 		if (retval != 1)
3068562a2d37SLen Brown 			break;
3069562a2d37SLen Brown 
3070562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
3071562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
3072562a2d37SLen Brown 			return 1;
3073562a2d37SLen Brown 		}
3074562a2d37SLen Brown 
3075562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
3076562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
3077562a2d37SLen Brown 	}
3078562a2d37SLen Brown 
3079562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
3080562a2d37SLen Brown 	while (1) {
3081562a2d37SLen Brown 		int column;
3082562a2d37SLen Brown 		char buf[64];
3083562a2d37SLen Brown 
3084562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
3085562a2d37SLen Brown 		if (retval != 1)
3086562a2d37SLen Brown 			break;
3087562a2d37SLen Brown 
3088562a2d37SLen Brown 		/* read the count per cpu */
3089562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
3090562a2d37SLen Brown 
3091562a2d37SLen Brown 			int cpu_number, irq_count;
3092562a2d37SLen Brown 
3093562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
3094562a2d37SLen Brown 			if (retval != 1)
3095562a2d37SLen Brown 				break;
3096562a2d37SLen Brown 
3097562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
3098562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
3099562a2d37SLen Brown 
3100562a2d37SLen Brown 		}
3101562a2d37SLen Brown 
3102562a2d37SLen Brown 		while (getc(fp) != '\n')
3103562a2d37SLen Brown 			;	/* flush interrupt description */
3104562a2d37SLen Brown 
3105562a2d37SLen Brown 	}
3106562a2d37SLen Brown 	return 0;
3107562a2d37SLen Brown }
310827d47356SLen Brown /*
3109fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
3110fdf676e5SLen Brown  *
3111fdf676e5SLen Brown  * record snapshot of
3112fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
3113fdf676e5SLen Brown  *
3114fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
3115fdf676e5SLen Brown  */
3116fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
3117fdf676e5SLen Brown {
3118fdf676e5SLen Brown 	FILE *fp;
3119fdf676e5SLen Brown 	int retval;
3120fdf676e5SLen Brown 
3121fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
3122fdf676e5SLen Brown 
3123fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
3124fdf676e5SLen Brown 	if (retval != 1)
3125fdf676e5SLen Brown 		err(1, "GFX rc6");
3126fdf676e5SLen Brown 
3127fdf676e5SLen Brown 	fclose(fp);
3128fdf676e5SLen Brown 
3129fdf676e5SLen Brown 	return 0;
3130fdf676e5SLen Brown }
3131fdf676e5SLen Brown /*
313227d47356SLen Brown  * snapshot_gfx_mhz()
313327d47356SLen Brown  *
313427d47356SLen Brown  * record snapshot of
313527d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
313627d47356SLen Brown  *
313727d47356SLen Brown  * return 1 if config change requires a restart, else return 0
313827d47356SLen Brown  */
313927d47356SLen Brown int snapshot_gfx_mhz(void)
314027d47356SLen Brown {
314127d47356SLen Brown 	static FILE *fp;
314227d47356SLen Brown 	int retval;
314327d47356SLen Brown 
314427d47356SLen Brown 	if (fp == NULL)
314527d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
314622048c54SLen Brown 	else {
314727d47356SLen Brown 		rewind(fp);
314822048c54SLen Brown 		fflush(fp);
314922048c54SLen Brown 	}
315027d47356SLen Brown 
315127d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
315227d47356SLen Brown 	if (retval != 1)
315327d47356SLen Brown 		err(1, "GFX MHz");
315427d47356SLen Brown 
315527d47356SLen Brown 	return 0;
315627d47356SLen Brown }
3157562a2d37SLen Brown 
3158562a2d37SLen Brown /*
3159b4b91569SRafael Antognolli  * snapshot_gfx_cur_mhz()
3160b4b91569SRafael Antognolli  *
3161b4b91569SRafael Antognolli  * record snapshot of
3162b4b91569SRafael Antognolli  * /sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz
3163b4b91569SRafael Antognolli  *
3164b4b91569SRafael Antognolli  * return 1 if config change requires a restart, else return 0
3165b4b91569SRafael Antognolli  */
3166b4b91569SRafael Antognolli int snapshot_gfx_act_mhz(void)
3167b4b91569SRafael Antognolli {
3168b4b91569SRafael Antognolli 	static FILE *fp;
3169b4b91569SRafael Antognolli 	int retval;
3170b4b91569SRafael Antognolli 
3171b4b91569SRafael Antognolli 	if (fp == NULL)
3172b4b91569SRafael Antognolli 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", "r");
3173b4b91569SRafael Antognolli 	else {
3174b4b91569SRafael Antognolli 		rewind(fp);
3175b4b91569SRafael Antognolli 		fflush(fp);
3176b4b91569SRafael Antognolli 	}
3177b4b91569SRafael Antognolli 
3178b4b91569SRafael Antognolli 	retval = fscanf(fp, "%d", &gfx_act_mhz);
3179b4b91569SRafael Antognolli 	if (retval != 1)
3180b4b91569SRafael Antognolli 		err(1, "GFX ACT MHz");
3181b4b91569SRafael Antognolli 
3182b4b91569SRafael Antognolli 	return 0;
3183b4b91569SRafael Antognolli }
3184b4b91569SRafael Antognolli 
3185b4b91569SRafael Antognolli /*
3186be0e54c4SLen Brown  * snapshot_cpu_lpi()
3187be0e54c4SLen Brown  *
3188be0e54c4SLen Brown  * record snapshot of
3189be0e54c4SLen Brown  * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us
3190be0e54c4SLen Brown  */
3191be0e54c4SLen Brown int snapshot_cpu_lpi_us(void)
3192be0e54c4SLen Brown {
3193be0e54c4SLen Brown 	FILE *fp;
3194be0e54c4SLen Brown 	int retval;
3195be0e54c4SLen Brown 
3196be0e54c4SLen Brown 	fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r");
3197be0e54c4SLen Brown 
3198be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us);
31995ea7647bSPrarit Bhargava 	if (retval != 1) {
32005ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle CPU output\n");
32015ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_CPU_LPI);
3202605736c6SGustavo A. R. Silva 		fclose(fp);
32035ea7647bSPrarit Bhargava 		return -1;
32045ea7647bSPrarit Bhargava 	}
3205be0e54c4SLen Brown 
3206be0e54c4SLen Brown 	fclose(fp);
3207be0e54c4SLen Brown 
3208be0e54c4SLen Brown 	return 0;
3209be0e54c4SLen Brown }
3210be0e54c4SLen Brown /*
3211be0e54c4SLen Brown  * snapshot_sys_lpi()
3212be0e54c4SLen Brown  *
32131f81c5efSLen Brown  * record snapshot of sys_lpi_file
3214be0e54c4SLen Brown  */
3215be0e54c4SLen Brown int snapshot_sys_lpi_us(void)
3216be0e54c4SLen Brown {
3217be0e54c4SLen Brown 	FILE *fp;
3218be0e54c4SLen Brown 	int retval;
3219be0e54c4SLen Brown 
32201f81c5efSLen Brown 	fp = fopen_or_die(sys_lpi_file, "r");
3221be0e54c4SLen Brown 
3222be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us);
32235ea7647bSPrarit Bhargava 	if (retval != 1) {
32245ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle System output\n");
32255ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_SYS_LPI);
322615423b95SColin Ian King 		fclose(fp);
32275ea7647bSPrarit Bhargava 		return -1;
32285ea7647bSPrarit Bhargava 	}
3229be0e54c4SLen Brown 	fclose(fp);
3230be0e54c4SLen Brown 
3231be0e54c4SLen Brown 	return 0;
3232be0e54c4SLen Brown }
3233be0e54c4SLen Brown /*
3234562a2d37SLen Brown  * snapshot /proc and /sys files
3235562a2d37SLen Brown  *
3236562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
3237562a2d37SLen Brown  */
3238562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
3239562a2d37SLen Brown {
3240218f0e8dSLen Brown 	if (DO_BIC(BIC_IRQ))
3241562a2d37SLen Brown 		if (snapshot_proc_interrupts())
3242562a2d37SLen Brown 			return 1;
3243562a2d37SLen Brown 
3244812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
3245fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
3246fdf676e5SLen Brown 
3247812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
324827d47356SLen Brown 		snapshot_gfx_mhz();
324927d47356SLen Brown 
3250b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
3251b4b91569SRafael Antognolli 		snapshot_gfx_act_mhz();
3252b4b91569SRafael Antognolli 
3253be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
3254be0e54c4SLen Brown 		snapshot_cpu_lpi_us();
3255be0e54c4SLen Brown 
3256be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
3257be0e54c4SLen Brown 		snapshot_sys_lpi_us();
3258be0e54c4SLen Brown 
3259562a2d37SLen Brown 	return 0;
3260562a2d37SLen Brown }
3261562a2d37SLen Brown 
32628aa2ed0bSLen Brown int exit_requested;
32638aa2ed0bSLen Brown 
32648aa2ed0bSLen Brown static void signal_handler (int signal)
32658aa2ed0bSLen Brown {
32668aa2ed0bSLen Brown 	switch (signal) {
32678aa2ed0bSLen Brown 	case SIGINT:
32688aa2ed0bSLen Brown 		exit_requested = 1;
32698aa2ed0bSLen Brown 		if (debug)
32708aa2ed0bSLen Brown 			fprintf(stderr, " SIGINT\n");
32718aa2ed0bSLen Brown 		break;
327207211960SLen Brown 	case SIGUSR1:
327307211960SLen Brown 		if (debug > 1)
327407211960SLen Brown 			fprintf(stderr, "SIGUSR1\n");
327507211960SLen Brown 		break;
32768aa2ed0bSLen Brown 	}
32778aa2ed0bSLen Brown }
32788aa2ed0bSLen Brown 
32798aa2ed0bSLen Brown void setup_signal_handler(void)
32808aa2ed0bSLen Brown {
32818aa2ed0bSLen Brown 	struct sigaction sa;
32828aa2ed0bSLen Brown 
32838aa2ed0bSLen Brown 	memset(&sa, 0, sizeof(sa));
32848aa2ed0bSLen Brown 
32858aa2ed0bSLen Brown 	sa.sa_handler = &signal_handler;
32868aa2ed0bSLen Brown 
32878aa2ed0bSLen Brown 	if (sigaction(SIGINT, &sa, NULL) < 0)
32888aa2ed0bSLen Brown 		err(1, "sigaction SIGINT");
328907211960SLen Brown 	if (sigaction(SIGUSR1, &sa, NULL) < 0)
329007211960SLen Brown 		err(1, "sigaction SIGUSR1");
32918aa2ed0bSLen Brown }
3292b9ad8ee0SLen Brown 
329347936f94SArtem Bityutskiy void do_sleep(void)
3294b9ad8ee0SLen Brown {
3295c026c236SArtem Bityutskiy 	struct timeval tout;
3296c026c236SArtem Bityutskiy 	struct timespec rest;
3297b9ad8ee0SLen Brown 	fd_set readfds;
3298b9ad8ee0SLen Brown 	int retval;
3299b9ad8ee0SLen Brown 
3300b9ad8ee0SLen Brown 	FD_ZERO(&readfds);
3301b9ad8ee0SLen Brown 	FD_SET(0, &readfds);
3302b9ad8ee0SLen Brown 
3303c026c236SArtem Bityutskiy 	if (ignore_stdin) {
330447936f94SArtem Bityutskiy 		nanosleep(&interval_ts, NULL);
330547936f94SArtem Bityutskiy 		return;
330647936f94SArtem Bityutskiy 	}
3307b9ad8ee0SLen Brown 
3308c026c236SArtem Bityutskiy 	tout = interval_tv;
3309c026c236SArtem Bityutskiy 	retval = select(1, &readfds, NULL, NULL, &tout);
3310b9ad8ee0SLen Brown 
3311b9ad8ee0SLen Brown 	if (retval == 1) {
3312b9ad8ee0SLen Brown 		switch (getc(stdin)) {
3313b9ad8ee0SLen Brown 		case 'q':
3314b9ad8ee0SLen Brown 			exit_requested = 1;
3315b9ad8ee0SLen Brown 			break;
3316c026c236SArtem Bityutskiy 		case EOF:
3317c026c236SArtem Bityutskiy 			/*
3318c026c236SArtem Bityutskiy 			 * 'stdin' is a pipe closed on the other end. There
3319c026c236SArtem Bityutskiy 			 * won't be any further input.
3320c026c236SArtem Bityutskiy 			 */
3321c026c236SArtem Bityutskiy 			ignore_stdin = 1;
3322c026c236SArtem Bityutskiy 			/* Sleep the rest of the time */
3323c026c236SArtem Bityutskiy 			rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000);
3324c026c236SArtem Bityutskiy 			rest.tv_nsec = (tout.tv_usec % 1000000) * 1000;
3325c026c236SArtem Bityutskiy 			nanosleep(&rest, NULL);
3326b9ad8ee0SLen Brown 		}
3327b9ad8ee0SLen Brown 	}
3328b9ad8ee0SLen Brown }
332947936f94SArtem Bityutskiy 
333087e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr)
333187e15da9SChen Yu {
333287e15da9SChen Yu 	int ret, idx;
333387e15da9SChen Yu 	unsigned long long msr_cur, msr_last;
333487e15da9SChen Yu 
333587e15da9SChen Yu 	if (!per_cpu_msr_sum)
333687e15da9SChen Yu 		return 1;
333787e15da9SChen Yu 
333887e15da9SChen Yu 	idx = offset_to_idx(offset);
333987e15da9SChen Yu 	if (idx < 0)
334087e15da9SChen Yu 		return idx;
334187e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
334287e15da9SChen Yu 	ret = get_msr(cpu, offset, &msr_cur);
334387e15da9SChen Yu 	if (ret)
334487e15da9SChen Yu 		return ret;
334587e15da9SChen Yu 	msr_last = per_cpu_msr_sum[cpu].entries[idx].last;
334687e15da9SChen Yu 	DELTA_WRAP32(msr_cur, msr_last);
334787e15da9SChen Yu 	*msr = msr_last + per_cpu_msr_sum[cpu].entries[idx].sum;
334887e15da9SChen Yu 
334987e15da9SChen Yu 	return 0;
335087e15da9SChen Yu }
335187e15da9SChen Yu 
335287e15da9SChen Yu timer_t timerid;
335387e15da9SChen Yu 
335487e15da9SChen Yu /* Timer callback, update the sum of MSRs periodically. */
335587e15da9SChen Yu static int update_msr_sum(struct thread_data *t, struct core_data *c, struct pkg_data *p)
335687e15da9SChen Yu {
335787e15da9SChen Yu 	int i, ret;
335887e15da9SChen Yu 	int cpu = t->cpu_id;
335987e15da9SChen Yu 
336087e15da9SChen Yu 	for (i = IDX_PKG_ENERGY; i < IDX_COUNT; i++) {
336187e15da9SChen Yu 		unsigned long long msr_cur, msr_last;
336213a779deSCalvin Walton 		off_t offset;
336387e15da9SChen Yu 
336487e15da9SChen Yu 		if (!idx_valid(i))
336587e15da9SChen Yu 			continue;
336687e15da9SChen Yu 		offset = idx_to_offset(i);
336787e15da9SChen Yu 		if (offset < 0)
336887e15da9SChen Yu 			continue;
336987e15da9SChen Yu 		ret = get_msr(cpu, offset, &msr_cur);
337087e15da9SChen Yu 		if (ret) {
337113a779deSCalvin Walton 			fprintf(outf, "Can not update msr(0x%llx)\n",
337213a779deSCalvin Walton 				(unsigned long long)offset);
337387e15da9SChen Yu 			continue;
337487e15da9SChen Yu 		}
337587e15da9SChen Yu 
337687e15da9SChen Yu 		msr_last = per_cpu_msr_sum[cpu].entries[i].last;
337787e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].last = msr_cur & 0xffffffff;
337887e15da9SChen Yu 
337987e15da9SChen Yu 		DELTA_WRAP32(msr_cur, msr_last);
338087e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].sum += msr_last;
338187e15da9SChen Yu 	}
338287e15da9SChen Yu 	return 0;
338387e15da9SChen Yu }
338487e15da9SChen Yu 
338587e15da9SChen Yu static void
338687e15da9SChen Yu msr_record_handler(union sigval v)
338787e15da9SChen Yu {
338887e15da9SChen Yu 	for_all_cpus(update_msr_sum, EVEN_COUNTERS);
338987e15da9SChen Yu }
339087e15da9SChen Yu 
339187e15da9SChen Yu void msr_sum_record(void)
339287e15da9SChen Yu {
339387e15da9SChen Yu 	struct itimerspec its;
339487e15da9SChen Yu 	struct sigevent sev;
339587e15da9SChen Yu 
339687e15da9SChen Yu 	per_cpu_msr_sum = calloc(topo.max_cpu_num + 1, sizeof(struct msr_sum_array));
339787e15da9SChen Yu 	if (!per_cpu_msr_sum) {
339887e15da9SChen Yu 		fprintf(outf, "Can not allocate memory for long time MSR.\n");
339987e15da9SChen Yu 		return;
340087e15da9SChen Yu 	}
340187e15da9SChen Yu 	/*
340287e15da9SChen Yu 	 * Signal handler might be restricted, so use thread notifier instead.
340387e15da9SChen Yu 	 */
340487e15da9SChen Yu 	memset(&sev, 0, sizeof(struct sigevent));
340587e15da9SChen Yu 	sev.sigev_notify = SIGEV_THREAD;
340687e15da9SChen Yu 	sev.sigev_notify_function = msr_record_handler;
340787e15da9SChen Yu 
340887e15da9SChen Yu 	sev.sigev_value.sival_ptr = &timerid;
340987e15da9SChen Yu 	if (timer_create(CLOCK_REALTIME, &sev, &timerid) == -1) {
341087e15da9SChen Yu 		fprintf(outf, "Can not create timer.\n");
341187e15da9SChen Yu 		goto release_msr;
341287e15da9SChen Yu 	}
341387e15da9SChen Yu 
341487e15da9SChen Yu 	its.it_value.tv_sec = 0;
341587e15da9SChen Yu 	its.it_value.tv_nsec = 1;
341687e15da9SChen Yu 	/*
341787e15da9SChen Yu 	 * A wraparound time has been calculated early.
341887e15da9SChen Yu 	 * Some sources state that the peak power for a
341987e15da9SChen Yu 	 * microprocessor is usually 1.5 times the TDP rating,
342087e15da9SChen Yu 	 * use 2 * TDP for safety.
342187e15da9SChen Yu 	 */
342287e15da9SChen Yu 	its.it_interval.tv_sec = rapl_joule_counter_range / 2;
342387e15da9SChen Yu 	its.it_interval.tv_nsec = 0;
342487e15da9SChen Yu 
342587e15da9SChen Yu 	if (timer_settime(timerid, 0, &its, NULL) == -1) {
342687e15da9SChen Yu 		fprintf(outf, "Can not set timer.\n");
342787e15da9SChen Yu 		goto release_timer;
342887e15da9SChen Yu 	}
342987e15da9SChen Yu 	return;
343087e15da9SChen Yu 
343187e15da9SChen Yu  release_timer:
343287e15da9SChen Yu 	timer_delete(timerid);
343387e15da9SChen Yu  release_msr:
343487e15da9SChen Yu 	free(per_cpu_msr_sum);
343587e15da9SChen Yu }
34364c2122d4SLen Brown 
3437103a8feaSLen Brown void turbostat_loop()
3438103a8feaSLen Brown {
3439c98d5d94SLen Brown 	int retval;
3440e52966c0SLen Brown 	int restarted = 0;
3441023fe0acSChen Yu 	int done_iters = 0;
3442c98d5d94SLen Brown 
34438aa2ed0bSLen Brown 	setup_signal_handler();
34448aa2ed0bSLen Brown 
3445103a8feaSLen Brown restart:
3446e52966c0SLen Brown 	restarted++;
3447e52966c0SLen Brown 
3448562a2d37SLen Brown 	snapshot_proc_sysfs_files();
3449c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
34504c2122d4SLen Brown 	first_counter_read = 0;
3451d91bb17cSLen Brown 	if (retval < -1) {
3452d91bb17cSLen Brown 		exit(retval);
3453d91bb17cSLen Brown 	} else if (retval == -1) {
34543d7772eaSLen Brown 		if (restarted > 10) {
3455e52966c0SLen Brown 			exit(retval);
3456e52966c0SLen Brown 		}
3457c98d5d94SLen Brown 		re_initialize();
3458c98d5d94SLen Brown 		goto restart;
3459c98d5d94SLen Brown 	}
3460e52966c0SLen Brown 	restarted = 0;
3461023fe0acSChen Yu 	done_iters = 0;
3462103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
3463103a8feaSLen Brown 
3464103a8feaSLen Brown 	while (1) {
3465c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
3466103a8feaSLen Brown 			re_initialize();
3467103a8feaSLen Brown 			goto restart;
3468103a8feaSLen Brown 		}
3469b9ad8ee0SLen Brown 		do_sleep();
3470562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3471562a2d37SLen Brown 			goto restart;
3472c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
3473d91bb17cSLen Brown 		if (retval < -1) {
3474d91bb17cSLen Brown 			exit(retval);
3475d91bb17cSLen Brown 		} else if (retval == -1) {
347615aaa346SLen Brown 			re_initialize();
347715aaa346SLen Brown 			goto restart;
347815aaa346SLen Brown 		}
3479103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
3480103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
3481ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
3482ba3dec99SLen Brown 			re_initialize();
3483ba3dec99SLen Brown 			goto restart;
3484ba3dec99SLen Brown 		}
3485c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
3486c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
3487b7d8c148SLen Brown 		flush_output_stdout();
34888aa2ed0bSLen Brown 		if (exit_requested)
34898aa2ed0bSLen Brown 			break;
3490023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3491023fe0acSChen Yu 			break;
3492b9ad8ee0SLen Brown 		do_sleep();
3493562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3494562a2d37SLen Brown 			goto restart;
3495c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
3496d91bb17cSLen Brown 		if (retval < -1) {
3497d91bb17cSLen Brown 			exit(retval);
3498d91bb17cSLen Brown 		} else if (retval == -1) {
3499103a8feaSLen Brown 			re_initialize();
3500103a8feaSLen Brown 			goto restart;
3501103a8feaSLen Brown 		}
3502103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
3503103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
3504ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
3505ba3dec99SLen Brown 			re_initialize();
3506ba3dec99SLen Brown 			goto restart;
3507ba3dec99SLen Brown 		}
3508c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
3509c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
3510b7d8c148SLen Brown 		flush_output_stdout();
35118aa2ed0bSLen Brown 		if (exit_requested)
35128aa2ed0bSLen Brown 			break;
3513023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3514023fe0acSChen Yu 			break;
3515103a8feaSLen Brown 	}
3516103a8feaSLen Brown }
3517103a8feaSLen Brown 
3518103a8feaSLen Brown void check_dev_msr()
3519103a8feaSLen Brown {
3520103a8feaSLen Brown 	struct stat sb;
35217ce7d5deSPrarit Bhargava 	char pathname[32];
3522103a8feaSLen Brown 
35237ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
35247ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
3525a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
3526d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
3527103a8feaSLen Brown }
3528103a8feaSLen Brown 
3529fcaa681cSLen Brown /*
3530fcaa681cSLen Brown  * check for CAP_SYS_RAWIO
3531fcaa681cSLen Brown  * return 0 on success
3532fcaa681cSLen Brown  * return 1 on fail
3533fcaa681cSLen Brown  */
3534fcaa681cSLen Brown int check_for_cap_sys_rawio(void)
3535103a8feaSLen Brown {
3536fcaa681cSLen Brown 	cap_t caps;
3537fcaa681cSLen Brown 	cap_flag_value_t cap_flag_value;
3538fcaa681cSLen Brown 
3539fcaa681cSLen Brown 	caps = cap_get_proc();
3540fcaa681cSLen Brown 	if (caps == NULL)
3541fcaa681cSLen Brown 		err(-6, "cap_get_proc\n");
3542fcaa681cSLen Brown 
3543fcaa681cSLen Brown 	if (cap_get_flag(caps, CAP_SYS_RAWIO, CAP_EFFECTIVE, &cap_flag_value))
3544fcaa681cSLen Brown 		err(-6, "cap_get\n");
3545fcaa681cSLen Brown 
3546fcaa681cSLen Brown 	if (cap_flag_value != CAP_SET) {
3547fcaa681cSLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
3548fcaa681cSLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
3549fcaa681cSLen Brown 		return 1;
3550fcaa681cSLen Brown 	}
3551fcaa681cSLen Brown 
3552fcaa681cSLen Brown 	if (cap_free(caps) == -1)
3553fcaa681cSLen Brown 		err(-6, "cap_free\n");
3554fcaa681cSLen Brown 
3555fcaa681cSLen Brown 	return 0;
3556fcaa681cSLen Brown }
3557fcaa681cSLen Brown void check_permissions(void)
3558fcaa681cSLen Brown {
355998481e79SLen Brown 	int do_exit = 0;
35607ce7d5deSPrarit Bhargava 	char pathname[32];
356198481e79SLen Brown 
356298481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
3563fcaa681cSLen Brown 	do_exit += check_for_cap_sys_rawio();
356498481e79SLen Brown 
356598481e79SLen Brown 	/* test file permissions */
35667ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
35677ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
356898481e79SLen Brown 		do_exit++;
356998481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
357098481e79SLen Brown 	}
357198481e79SLen Brown 
357298481e79SLen Brown 	/* if all else fails, thell them to be root */
357398481e79SLen Brown 	if (do_exit)
3574b2c95d90SJosh Triplett 		if (getuid() != 0)
3575d7899447SLen Brown 			warnx("... or simply run as root");
357698481e79SLen Brown 
357798481e79SLen Brown 	if (do_exit)
357898481e79SLen Brown 		exit(-6);
3579103a8feaSLen Brown }
3580103a8feaSLen Brown 
3581d7899447SLen Brown /*
3582d7899447SLen Brown  * NHM adds support for additional MSRs:
3583d7899447SLen Brown  *
3584d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
3585d7899447SLen Brown  *
3586ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
35871df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
3588d7899447SLen Brown  *
3589cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
3590cf4cbe53SLen Brown  *
3591d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
3592d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
3593d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
3594d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
3595d7899447SLen Brown  *
3596ee7e38e3SLen Brown  * Side effect:
35971df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
359833148d67SLen Brown  * sets has_misc_feature_control
3599d7899447SLen Brown  */
3600ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
3601103a8feaSLen Brown {
3602ee7e38e3SLen Brown 	unsigned long long msr;
360321ed5574SLen Brown 	unsigned int base_ratio;
3604ee7e38e3SLen Brown 	int *pkg_cstate_limits;
3605ee7e38e3SLen Brown 
3606103a8feaSLen Brown 	if (!genuine_intel)
3607103a8feaSLen Brown 		return 0;
3608103a8feaSLen Brown 
3609103a8feaSLen Brown 	if (family != 6)
3610103a8feaSLen Brown 		return 0;
3611103a8feaSLen Brown 
361221ed5574SLen Brown 	bclk = discover_bclk(family, model);
361321ed5574SLen Brown 
3614103a8feaSLen Brown 	switch (model) {
3615869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
3616869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3617ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
3618ee7e38e3SLen Brown 		break;
3619869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
3620869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
3621869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3622869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3623ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
362433148d67SLen Brown 		has_misc_feature_control = 1;
3625ee7e38e3SLen Brown 		break;
3626c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
36275e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3628869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
362977e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
3630c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
36315e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3632869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3633af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3634af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3635ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
363633148d67SLen Brown 		has_misc_feature_control = 1;
3637ee7e38e3SLen Brown 		break;
3638d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3639d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
364033148d67SLen Brown 		has_misc_feature_control = 1;
3641d8ebb442SLen Brown 		break;
364225368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
364325368d7cSChen Yu 		pkg_cstate_limits = icx_pkg_cstate_limits;
364425368d7cSChen Yu 		has_misc_feature_control = 1;
364525368d7cSChen Yu 		break;
3646f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
3647cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
36485ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
3649ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
3650ee7e38e3SLen Brown 		break;
3651869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
3652ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
3653cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
3654ee7e38e3SLen Brown 		break;
3655869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
3656ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
3657ee7e38e3SLen Brown 		break;
3658869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3659f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
36605ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
3661f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
366220de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D: /* JVL */
3663445640a5SLen Brown 		pkg_cstate_limits = glm_pkg_cstate_limits;
3664e4085d54SLen Brown 		break;
3665103a8feaSLen Brown 	default:
3666103a8feaSLen Brown 		return 0;
3667103a8feaSLen Brown 	}
36681df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
3669e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
3670ee7e38e3SLen Brown 
3671ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
367221ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
367321ed5574SLen Brown 
367421ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
367521ed5574SLen Brown 	has_base_hz = 1;
3676ee7e38e3SLen Brown 	return 1;
3677103a8feaSLen Brown }
36780f7887c4SLen Brown /*
3679495c7654SLen Brown  * SLV client has support for unique MSRs:
36800f7887c4SLen Brown  *
36810f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
36820f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
36830f7887c4SLen Brown  */
36840f7887c4SLen Brown 
36850f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
36860f7887c4SLen Brown {
36870f7887c4SLen Brown 	if (!genuine_intel)
36880f7887c4SLen Brown 		return 0;
36890f7887c4SLen Brown 
36900f7887c4SLen Brown 	switch (model) {
3691f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
3692f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_MID:
3693f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_AIRMONT_MID:
36940f7887c4SLen Brown 		return 1;
36950f7887c4SLen Brown 	}
36960f7887c4SLen Brown 	return 0;
36970f7887c4SLen Brown }
36987170a374SLen Brown int is_dnv(unsigned int family, unsigned int model)
36997170a374SLen Brown {
37007170a374SLen Brown 
37017170a374SLen Brown 	if (!genuine_intel)
37027170a374SLen Brown 		return 0;
37037170a374SLen Brown 
37047170a374SLen Brown 	switch (model) {
37055ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
37067170a374SLen Brown 		return 1;
37077170a374SLen Brown 	}
37087170a374SLen Brown 	return 0;
37097170a374SLen Brown }
3710ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model)
3711ade0ebacSLen Brown {
3712ade0ebacSLen Brown 
3713ade0ebacSLen Brown 	if (!genuine_intel)
3714ade0ebacSLen Brown 		return 0;
3715ade0ebacSLen Brown 
3716ade0ebacSLen Brown 	switch (model) {
3717ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_X:
3718ade0ebacSLen Brown 		return 1;
3719ade0ebacSLen Brown 	}
3720ade0ebacSLen Brown 	return 0;
3721ade0ebacSLen Brown }
372234c76197SLen Brown int is_skx(unsigned int family, unsigned int model)
372334c76197SLen Brown {
372434c76197SLen Brown 
372534c76197SLen Brown 	if (!genuine_intel)
372634c76197SLen Brown 		return 0;
372734c76197SLen Brown 
372834c76197SLen Brown 	switch (model) {
372934c76197SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
373034c76197SLen Brown 		return 1;
373134c76197SLen Brown 	}
373234c76197SLen Brown 	return 0;
373334c76197SLen Brown }
373425368d7cSChen Yu 
373525368d7cSChen Yu int is_icx(unsigned int family, unsigned int model)
373625368d7cSChen Yu {
373725368d7cSChen Yu 
373825368d7cSChen Yu 	if (!genuine_intel)
373925368d7cSChen Yu 		return 0;
374025368d7cSChen Yu 
374125368d7cSChen Yu 	switch (model) {
374225368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:
374325368d7cSChen Yu 		return 1;
374425368d7cSChen Yu 	}
374525368d7cSChen Yu 	return 0;
374625368d7cSChen Yu }
374725368d7cSChen Yu 
3748f6708400SChen Yu int is_ehl(unsigned int family, unsigned int model)
3749f6708400SChen Yu {
3750f6708400SChen Yu 	if (!genuine_intel)
3751f6708400SChen Yu 		return 0;
3752f6708400SChen Yu 
3753f6708400SChen Yu 	switch (model) {
3754f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:
3755f6708400SChen Yu 		return 1;
3756f6708400SChen Yu 	}
3757f6708400SChen Yu 	return 0;
3758f6708400SChen Yu }
375920de0dabSAntti Laakso int is_jvl(unsigned int family, unsigned int model)
376020de0dabSAntti Laakso {
376120de0dabSAntti Laakso 	if (!genuine_intel)
376220de0dabSAntti Laakso 		return 0;
376320de0dabSAntti Laakso 
376420de0dabSAntti Laakso 	switch (model) {
376520de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
376620de0dabSAntti Laakso 		return 1;
376720de0dabSAntti Laakso 	}
376820de0dabSAntti Laakso 	return 0;
376920de0dabSAntti Laakso }
37700f7887c4SLen Brown 
377131e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model)
3772d7899447SLen Brown {
37730f7887c4SLen Brown 	if (has_slv_msrs(family, model))
37740f7887c4SLen Brown 		return 0;
37750f7887c4SLen Brown 
3776d7899447SLen Brown 	switch (model) {
3777d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
3778869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3779869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
3780d7899447SLen Brown 		return 0;
3781d7899447SLen Brown 	default:
3782d7899447SLen Brown 		return 1;
3783d7899447SLen Brown 	}
3784d7899447SLen Brown }
37850f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
37860f7887c4SLen Brown {
37870f7887c4SLen Brown 	if (has_slv_msrs(family, model))
37880f7887c4SLen Brown 		return 1;
37890f7887c4SLen Brown 
37900f7887c4SLen Brown 	return 0;
37910f7887c4SLen Brown }
37926574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
37936574a5d5SLen Brown {
37946574a5d5SLen Brown 	if (!genuine_intel)
37956574a5d5SLen Brown 		return 0;
37966574a5d5SLen Brown 
37976574a5d5SLen Brown 	if (family != 6)
37986574a5d5SLen Brown 		return 0;
37996574a5d5SLen Brown 
38006574a5d5SLen Brown 	switch (model) {
3801869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3802869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
38036574a5d5SLen Brown 		return 1;
38046574a5d5SLen Brown 	default:
38056574a5d5SLen Brown 		return 0;
38066574a5d5SLen Brown 	}
38076574a5d5SLen Brown }
3808fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
3809fcd17211SLen Brown {
3810fcd17211SLen Brown 	if (!genuine_intel)
3811fcd17211SLen Brown 		return 0;
3812fcd17211SLen Brown 
3813fcd17211SLen Brown 	if (family != 6)
3814fcd17211SLen Brown 		return 0;
3815fcd17211SLen Brown 
3816fcd17211SLen Brown 	switch (model) {
3817869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
3818fcd17211SLen Brown 		return 1;
3819fcd17211SLen Brown 	default:
3820fcd17211SLen Brown 		return 0;
3821fcd17211SLen Brown 	}
3822fcd17211SLen Brown }
3823fcd17211SLen Brown 
3824fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
3825fb5d4327SDasaratharaman Chandramouli {
3826fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3827fb5d4327SDasaratharaman Chandramouli 		return 0;
3828fb5d4327SDasaratharaman Chandramouli 
3829fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
3830fb5d4327SDasaratharaman Chandramouli 		return 0;
3831fb5d4327SDasaratharaman Chandramouli 
3832fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3833869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
3834fb5d4327SDasaratharaman Chandramouli 		return 1;
3835fb5d4327SDasaratharaman Chandramouli 	default:
3836fb5d4327SDasaratharaman Chandramouli 		return 0;
3837fb5d4327SDasaratharaman Chandramouli 	}
3838fb5d4327SDasaratharaman Chandramouli }
383931e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model)
384031e07522SLen Brown {
384131e07522SLen Brown 	if (!genuine_intel)
384231e07522SLen Brown 		return 0;
384331e07522SLen Brown 
384431e07522SLen Brown 	if (family != 6)
384531e07522SLen Brown 		return 0;
384631e07522SLen Brown 
384731e07522SLen Brown 	switch (model) {
384831e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
384931e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
385025368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:
385131e07522SLen Brown 		return 1;
385231e07522SLen Brown 	default:
385331e07522SLen Brown 		return 0;
385431e07522SLen Brown 	}
385531e07522SLen Brown }
38566fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
38576fb3143bSLen Brown {
38586fb3143bSLen Brown 	if (!genuine_intel)
38596fb3143bSLen Brown 		return 0;
38606fb3143bSLen Brown 
38616fb3143bSLen Brown 	if (family != 6)
38626fb3143bSLen Brown 		return 0;
38636fb3143bSLen Brown 
38646fb3143bSLen Brown 	switch (model) {
3865869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3866c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
3867869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
386877e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
38695e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3870c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
38715e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3872869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3873af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3874af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3875869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
387625368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
38776fb3143bSLen Brown 
3878869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
38796fb3143bSLen Brown 		return 1;
38806fb3143bSLen Brown 	default:
38816fb3143bSLen Brown 		return 0;
38826fb3143bSLen Brown 	}
38836fb3143bSLen Brown }
38846fb3143bSLen Brown 
3885fcd17211SLen Brown static void
3886fecb3bc8SDavid Arcari remove_underbar(char *s)
3887fecb3bc8SDavid Arcari {
3888fecb3bc8SDavid Arcari 	char *to = s;
3889fecb3bc8SDavid Arcari 
3890fecb3bc8SDavid Arcari 	while (*s) {
3891fecb3bc8SDavid Arcari 		if (*s != '_')
3892fecb3bc8SDavid Arcari 			*to++ = *s;
3893fecb3bc8SDavid Arcari 		s++;
3894fecb3bc8SDavid Arcari 	}
3895fecb3bc8SDavid Arcari 
3896fecb3bc8SDavid Arcari 	*to = 0;
3897fecb3bc8SDavid Arcari }
3898fecb3bc8SDavid Arcari 
3899fecb3bc8SDavid Arcari static void
39001b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
3901fcd17211SLen Brown {
3902fcd17211SLen Brown 	if (!do_nhm_platform_info)
3903fcd17211SLen Brown 		return;
3904fcd17211SLen Brown 
3905fcd17211SLen Brown 	dump_nhm_platform_info();
3906fcd17211SLen Brown 
3907fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
3908fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
3909fcd17211SLen Brown 
3910fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
3911fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
3912fcd17211SLen Brown 
391331e07522SLen Brown 	if (has_turbo_ratio_limit(family, model))
391431e07522SLen Brown 		dump_turbo_ratio_limits(family, model);
3915fcd17211SLen Brown 
39160f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
39170f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
39180f7887c4SLen Brown 
3919fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
3920fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
3921fb5d4327SDasaratharaman Chandramouli 
39226fb3143bSLen Brown 	if (has_config_tdp(family, model))
39236fb3143bSLen Brown 		dump_config_tdp();
39246fb3143bSLen Brown 
3925fcd17211SLen Brown 	dump_nhm_cst_cfg();
3926fcd17211SLen Brown }
3927fcd17211SLen Brown 
3928abdcbdb2SLen Brown static void dump_sysfs_file(char *path)
3929abdcbdb2SLen Brown {
3930abdcbdb2SLen Brown 	FILE *input;
3931abdcbdb2SLen Brown 	char cpuidle_buf[64];
3932abdcbdb2SLen Brown 
3933abdcbdb2SLen Brown 	input = fopen(path, "r");
3934abdcbdb2SLen Brown 	if (input == NULL) {
3935abdcbdb2SLen Brown 		if (debug)
3936abdcbdb2SLen Brown 			fprintf(outf, "NSFOD %s\n", path);
3937abdcbdb2SLen Brown 		return;
3938abdcbdb2SLen Brown 	}
3939abdcbdb2SLen Brown 	if (!fgets(cpuidle_buf, sizeof(cpuidle_buf), input))
3940abdcbdb2SLen Brown 		err(1, "%s: failed to read file", path);
3941abdcbdb2SLen Brown 	fclose(input);
3942abdcbdb2SLen Brown 
3943abdcbdb2SLen Brown 	fprintf(outf, "%s: %s", strrchr(path, '/') + 1, cpuidle_buf);
3944abdcbdb2SLen Brown }
394541618e63SLen Brown static void
394641618e63SLen Brown dump_sysfs_cstate_config(void)
394741618e63SLen Brown {
394841618e63SLen Brown 	char path[64];
394941618e63SLen Brown 	char name_buf[16];
395041618e63SLen Brown 	char desc[64];
395141618e63SLen Brown 	FILE *input;
395241618e63SLen Brown 	int state;
395341618e63SLen Brown 	char *sp;
395441618e63SLen Brown 
3955abdcbdb2SLen Brown 	if (access("/sys/devices/system/cpu/cpuidle", R_OK)) {
3956abdcbdb2SLen Brown 		fprintf(outf, "cpuidle not loaded\n");
3957abdcbdb2SLen Brown 		return;
3958abdcbdb2SLen Brown 	}
3959abdcbdb2SLen Brown 
3960abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_driver");
3961abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor");
3962abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor_ro");
3963abdcbdb2SLen Brown 
396441618e63SLen Brown 	for (state = 0; state < 10; ++state) {
396541618e63SLen Brown 
396641618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
396741618e63SLen Brown 			base_cpu, state);
396841618e63SLen Brown 		input = fopen(path, "r");
396941618e63SLen Brown 		if (input == NULL)
397041618e63SLen Brown 			continue;
39718173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
39728173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
397341618e63SLen Brown 
397441618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
397541618e63SLen Brown 		sp = strchr(name_buf, '-');
397641618e63SLen Brown 		if (!sp)
397741618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
397841618e63SLen Brown 		*sp = '\0';
397941618e63SLen Brown 		fclose(input);
398041618e63SLen Brown 
3981fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
3982fecb3bc8SDavid Arcari 
398341618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc",
398441618e63SLen Brown 			base_cpu, state);
398541618e63SLen Brown 		input = fopen(path, "r");
398641618e63SLen Brown 		if (input == NULL)
398741618e63SLen Brown 			continue;
39888173c336SBen Hutchings 		if (!fgets(desc, sizeof(desc), input))
39898173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
399041618e63SLen Brown 
399141618e63SLen Brown 		fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc);
399241618e63SLen Brown 		fclose(input);
399341618e63SLen Brown 	}
399441618e63SLen Brown }
39957293fccdSLen Brown static void
39967293fccdSLen Brown dump_sysfs_pstate_config(void)
39977293fccdSLen Brown {
39987293fccdSLen Brown 	char path[64];
39997293fccdSLen Brown 	char driver_buf[64];
40007293fccdSLen Brown 	char governor_buf[64];
40017293fccdSLen Brown 	FILE *input;
40027293fccdSLen Brown 	int turbo;
40037293fccdSLen Brown 
40047293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver",
40057293fccdSLen Brown 			base_cpu);
40067293fccdSLen Brown 	input = fopen(path, "r");
40077293fccdSLen Brown 	if (input == NULL) {
40080a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
40097293fccdSLen Brown 		return;
40107293fccdSLen Brown 	}
40118173c336SBen Hutchings 	if (!fgets(driver_buf, sizeof(driver_buf), input))
40128173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
40137293fccdSLen Brown 	fclose(input);
40147293fccdSLen Brown 
40157293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor",
40167293fccdSLen Brown 			base_cpu);
40177293fccdSLen Brown 	input = fopen(path, "r");
40187293fccdSLen Brown 	if (input == NULL) {
40190a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
40207293fccdSLen Brown 		return;
40217293fccdSLen Brown 	}
40228173c336SBen Hutchings 	if (!fgets(governor_buf, sizeof(governor_buf), input))
40238173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
40247293fccdSLen Brown 	fclose(input);
40257293fccdSLen Brown 
40267293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
40277293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
40287293fccdSLen Brown 
40297293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
40307293fccdSLen Brown 	input = fopen(path, "r");
40317293fccdSLen Brown 	if (input != NULL) {
40328173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
40338173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
40347293fccdSLen Brown 		fprintf(outf, "cpufreq boost: %d\n", turbo);
40357293fccdSLen Brown 		fclose(input);
40367293fccdSLen Brown 	}
40377293fccdSLen Brown 
40387293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
40397293fccdSLen Brown 	input = fopen(path, "r");
40407293fccdSLen Brown 	if (input != NULL) {
40418173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
40428173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
40437293fccdSLen Brown 		fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
40447293fccdSLen Brown 		fclose(input);
40457293fccdSLen Brown 	}
40467293fccdSLen Brown }
404741618e63SLen Brown 
40486574a5d5SLen Brown 
4049889facbeSLen Brown /*
4050889facbeSLen Brown  * print_epb()
4051889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
4052889facbeSLen Brown  */
4053889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4054889facbeSLen Brown {
4055889facbeSLen Brown 	char *epb_string;
40566d6501d9SBorislav Petkov 	int cpu, epb;
4057889facbeSLen Brown 
4058889facbeSLen Brown 	if (!has_epb)
4059889facbeSLen Brown 		return 0;
4060889facbeSLen Brown 
4061889facbeSLen Brown 	cpu = t->cpu_id;
4062889facbeSLen Brown 
4063889facbeSLen Brown 	/* EPB is per-package */
4064889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4065889facbeSLen Brown 		return 0;
4066889facbeSLen Brown 
4067889facbeSLen Brown 	if (cpu_migrate(cpu)) {
40683d7772eaSLen Brown 		fprintf(outf, "print_epb: Could not migrate to CPU %d\n", cpu);
4069889facbeSLen Brown 		return -1;
4070889facbeSLen Brown 	}
4071889facbeSLen Brown 
40726d6501d9SBorislav Petkov 	epb = get_epb(cpu);
40736d6501d9SBorislav Petkov 	if (epb < 0)
4074889facbeSLen Brown 		return 0;
4075889facbeSLen Brown 
40766d6501d9SBorislav Petkov 	switch (epb) {
4077889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
4078889facbeSLen Brown 		epb_string = "performance";
4079889facbeSLen Brown 		break;
4080889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
4081889facbeSLen Brown 		epb_string = "balanced";
4082889facbeSLen Brown 		break;
4083889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
4084889facbeSLen Brown 		epb_string = "powersave";
4085889facbeSLen Brown 		break;
4086889facbeSLen Brown 	default:
4087889facbeSLen Brown 		epb_string = "custom";
4088889facbeSLen Brown 		break;
4089889facbeSLen Brown 	}
40906d6501d9SBorislav Petkov 	fprintf(outf, "cpu%d: EPB: %d (%s)\n", cpu, epb, epb_string);
4091889facbeSLen Brown 
4092889facbeSLen Brown 	return 0;
4093889facbeSLen Brown }
40947f5c258eSLen Brown /*
40957f5c258eSLen Brown  * print_hwp()
40967f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
40977f5c258eSLen Brown  */
40987f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
40997f5c258eSLen Brown {
41007f5c258eSLen Brown 	unsigned long long msr;
41017f5c258eSLen Brown 	int cpu;
41027f5c258eSLen Brown 
41037f5c258eSLen Brown 	if (!has_hwp)
41047f5c258eSLen Brown 		return 0;
41057f5c258eSLen Brown 
41067f5c258eSLen Brown 	cpu = t->cpu_id;
41077f5c258eSLen Brown 
41087f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
41097f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
41107f5c258eSLen Brown 		return 0;
41117f5c258eSLen Brown 
41127f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
41133d7772eaSLen Brown 		fprintf(outf, "print_hwp: Could not migrate to CPU %d\n", cpu);
41147f5c258eSLen Brown 		return -1;
41157f5c258eSLen Brown 	}
41167f5c258eSLen Brown 
41177f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
41187f5c258eSLen Brown 		return 0;
41197f5c258eSLen Brown 
4120b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
41217f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
41227f5c258eSLen Brown 
41237f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
41247f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
41257f5c258eSLen Brown 		return 0;
41267f5c258eSLen Brown 
41277f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
41287f5c258eSLen Brown 		return 0;
41297f5c258eSLen Brown 
4130b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
41316dbd25a2SLen Brown 			"(high %d guar %d eff %d low %d)\n",
41327f5c258eSLen Brown 			cpu, msr,
41337f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
41347f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
41357f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
41367f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
41377f5c258eSLen Brown 
41387f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
41397f5c258eSLen Brown 		return 0;
41407f5c258eSLen Brown 
4141b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
41426dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n",
41437f5c258eSLen Brown 			cpu, msr,
41447f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
41457f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
41467f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
41477f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
41487f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
41497f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
41507f5c258eSLen Brown 
41517f5c258eSLen Brown 	if (has_hwp_pkg) {
41527f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
41537f5c258eSLen Brown 			return 0;
41547f5c258eSLen Brown 
4155b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
41566dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x)\n",
41577f5c258eSLen Brown 			cpu, msr,
41587f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
41597f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
41607f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
41617f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
41627f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
41637f5c258eSLen Brown 	}
41647f5c258eSLen Brown 	if (has_hwp_notify) {
41657f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
41667f5c258eSLen Brown 			return 0;
41677f5c258eSLen Brown 
4168b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
41697f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
41707f5c258eSLen Brown 			cpu, msr,
41717f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
41727f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
41737f5c258eSLen Brown 	}
41747f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
41757f5c258eSLen Brown 		return 0;
41767f5c258eSLen Brown 
4177b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
41787f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
41797f5c258eSLen Brown 			cpu, msr,
41807f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
41817f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
4182889facbeSLen Brown 
4183889facbeSLen Brown 	return 0;
4184889facbeSLen Brown }
4185889facbeSLen Brown 
41863a9a941dSLen Brown /*
41873a9a941dSLen Brown  * print_perf_limit()
41883a9a941dSLen Brown  */
41893a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
41903a9a941dSLen Brown {
41913a9a941dSLen Brown 	unsigned long long msr;
41923a9a941dSLen Brown 	int cpu;
41933a9a941dSLen Brown 
41943a9a941dSLen Brown 	cpu = t->cpu_id;
41953a9a941dSLen Brown 
41963a9a941dSLen Brown 	/* per-package */
41973a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
41983a9a941dSLen Brown 		return 0;
41993a9a941dSLen Brown 
42003a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
42013d7772eaSLen Brown 		fprintf(outf, "print_perf_limit: Could not migrate to CPU %d\n", cpu);
42023a9a941dSLen Brown 		return -1;
42033a9a941dSLen Brown 	}
42043a9a941dSLen Brown 
42053a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
42063a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
4207b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4208b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
4209e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
42103a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
4211e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
4212e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
4213e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
4214e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
4215e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
4216e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
4217e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
4218e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
4219e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
4220e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
4221e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
4222e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
4223b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
4224e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
42253a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
4226e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
4227e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
4228e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
4229e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
4230e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
4231e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
4232e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
4233e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
4234e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
4235e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
4236e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
4237e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
42383a9a941dSLen Brown 
42393a9a941dSLen Brown 	}
42403a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
42413a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
4242b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4243b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
42443a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
42453a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
42463a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
42473a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
42483a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
42493a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
42503a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
42513a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4252b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
42533a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
42543a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
42553a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
42563a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
42573a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
42583a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
42593a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
42603a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
42613a9a941dSLen Brown 	}
42623a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
42633a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
4264b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4265b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
42663a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
42673a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
42683a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
42693a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
42703a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
42713a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4272b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
42733a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
42743a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
42753a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
42763a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
42773a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
42783a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
42793a9a941dSLen Brown 	}
42803a9a941dSLen Brown 	return 0;
42813a9a941dSLen Brown }
42823a9a941dSLen Brown 
4283889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
4284889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
4285889facbeSLen Brown 
42869392bd98SCalvin Walton double get_tdp_intel(unsigned int model)
4287144b44b1SLen Brown {
4288144b44b1SLen Brown 	unsigned long long msr;
4289144b44b1SLen Brown 
4290144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
42917ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
4292144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
4293144b44b1SLen Brown 
4294144b44b1SLen Brown 	switch (model) {
4295f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
42965ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:
4297144b44b1SLen Brown 		return 30.0;
4298144b44b1SLen Brown 	default:
4299144b44b1SLen Brown 		return 135.0;
4300144b44b1SLen Brown 	}
4301144b44b1SLen Brown }
4302144b44b1SLen Brown 
43039392bd98SCalvin Walton double get_tdp_amd(unsigned int family)
43049392bd98SCalvin Walton {
430533eb8225SKim Phillips 	/* This is the max stock TDP of HEDT/Server Fam17h+ chips */
430633eb8225SKim Phillips 	return 280.0;
43079392bd98SCalvin Walton }
43089392bd98SCalvin Walton 
430940ee8e3bSAndrey Semin /*
431040ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
431140ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
431240ee8e3bSAndrey Semin  */
431340ee8e3bSAndrey Semin static double
431440ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
431540ee8e3bSAndrey Semin {
431640ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
431740ee8e3bSAndrey Semin 
431840ee8e3bSAndrey Semin 	switch (model) {
4319869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4320869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4321abdc75abSZhang Rui 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
4322869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
432340ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
432440ee8e3bSAndrey Semin 	default:
432540ee8e3bSAndrey Semin 		return (rapl_energy_units);
432640ee8e3bSAndrey Semin 	}
432740ee8e3bSAndrey Semin }
432840ee8e3bSAndrey Semin 
43299392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model)
4330889facbeSLen Brown {
4331889facbeSLen Brown 	unsigned long long msr;
4332144b44b1SLen Brown 	unsigned int time_unit;
4333889facbeSLen Brown 	double tdp;
4334889facbeSLen Brown 
4335889facbeSLen Brown 	if (family != 6)
4336889facbeSLen Brown 		return;
4337889facbeSLen Brown 
4338889facbeSLen Brown 	switch (model) {
4339869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4340869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
4341c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
434277e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
43435e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
4344c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
43455e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
4346144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
4347812db3f7SLen Brown 		if (rapl_joules) {
4348812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4349812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4350812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4351812db3f7SLen Brown 		} else {
4352812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4353812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4354812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4355812db3f7SLen Brown 		}
4356889facbeSLen Brown 		break;
4357869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4358f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4359e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
4360812db3f7SLen Brown 		if (rapl_joules)
4361812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4362812db3f7SLen Brown 		else
4363812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4364e4085d54SLen Brown 		break;
4365f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4366f6708400SChen Yu 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_GFX | RAPL_PKG_POWER_INFO;
4367f6708400SChen Yu 		if (rapl_joules) {
4368f6708400SChen Yu 			BIC_PRESENT(BIC_Pkg_J);
4369f6708400SChen Yu 			BIC_PRESENT(BIC_Cor_J);
4370f6708400SChen Yu 			BIC_PRESENT(BIC_RAM_J);
4371f6708400SChen Yu 			BIC_PRESENT(BIC_GFX_J);
4372f6708400SChen Yu 		} else {
4373f6708400SChen Yu 			BIC_PRESENT(BIC_PkgWatt);
4374f6708400SChen Yu 			BIC_PRESENT(BIC_CorWatt);
4375f6708400SChen Yu 			BIC_PRESENT(BIC_RAMWatt);
4376f6708400SChen Yu 			BIC_PRESENT(BIC_GFXWatt);
4377f6708400SChen Yu 		}
4378f6708400SChen Yu 		break;
437920de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:	/* JVL */
438020de0dabSAntti Laakso 		do_rapl = RAPL_PKG | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
438120de0dabSAntti Laakso 		BIC_PRESENT(BIC_PKG__);
438220de0dabSAntti Laakso 		if (rapl_joules)
438320de0dabSAntti Laakso 			BIC_PRESENT(BIC_Pkg_J);
438420de0dabSAntti Laakso 		else
438520de0dabSAntti Laakso 			BIC_PRESENT(BIC_PkgWatt);
438620de0dabSAntti Laakso 		break;
4387af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4388af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
438981824921SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_GFX | RAPL_PKG_POWER_INFO;
4390812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4391812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4392812db3f7SLen Brown 		if (rapl_joules) {
4393812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4394812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4395812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
439681824921SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4397812db3f7SLen Brown 		} else {
4398812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4399812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4400812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
440181824921SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4402812db3f7SLen Brown 		}
44030b2bb692SLen Brown 		break;
4404869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4405869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4406869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
440725368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:	/* ICX */
4408869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
44090b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
4410812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4411812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4412812db3f7SLen Brown 		if (rapl_joules) {
4413812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4414812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4415812db3f7SLen Brown 		} else {
4416812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4417812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4418812db3f7SLen Brown 		}
4419e6f9bb3cSLen Brown 		break;
4420869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4421869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
44220b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_PKG_PERF_STATUS | RAPL_DRAM_PERF_STATUS | RAPL_PKG_POWER_INFO;
4423812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4424812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4425812db3f7SLen Brown 		if (rapl_joules) {
4426812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4427812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4428812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4429812db3f7SLen Brown 		} else {
4430812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4431812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4432812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4433812db3f7SLen Brown 		}
4434144b44b1SLen Brown 		break;
4435f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
44365ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4437144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
4438812db3f7SLen Brown 		if (rapl_joules) {
4439812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4440812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4441812db3f7SLen Brown 		} else {
4442812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4443812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4444812db3f7SLen Brown 		}
4445889facbeSLen Brown 		break;
44465ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
44470f644909SJacob Pan 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | 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 {
456425368d7cSChen Yu 	if (is_skx(family, model) || is_bdx(family, model) ||
456525368d7cSChen Yu 	    is_icx(family, model))
4566ac980e13SArtem Bityutskiy 		has_automatic_cstate_conversion = 1;
4567ac980e13SArtem Bityutskiy }
4568ac980e13SArtem Bityutskiy 
4569aeb01e6dSChen Yu void prewake_cstate_probe(unsigned int family, unsigned int model)
4570aeb01e6dSChen Yu {
4571aeb01e6dSChen Yu 	if (is_icx(family, model))
4572aeb01e6dSChen Yu 		dis_cstate_prewake = 1;
4573aeb01e6dSChen Yu }
4574aeb01e6dSChen Yu 
4575889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4576889facbeSLen Brown {
4577889facbeSLen Brown 	unsigned long long msr;
4578f4896fa5SLen Brown 	unsigned int dts, dts2;
4579889facbeSLen Brown 	int cpu;
4580889facbeSLen Brown 
4581889facbeSLen Brown 	if (!(do_dts || do_ptm))
4582889facbeSLen Brown 		return 0;
4583889facbeSLen Brown 
4584889facbeSLen Brown 	cpu = t->cpu_id;
4585889facbeSLen Brown 
4586889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
4587889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
4588889facbeSLen Brown 		return 0;
4589889facbeSLen Brown 
4590889facbeSLen Brown 	if (cpu_migrate(cpu)) {
45913d7772eaSLen Brown 		fprintf(outf, "print_thermal: Could not migrate to CPU %d\n", cpu);
4592889facbeSLen Brown 		return -1;
4593889facbeSLen Brown 	}
4594889facbeSLen Brown 
4595889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
4596889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
4597889facbeSLen Brown 			return 0;
4598889facbeSLen Brown 
4599889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4600b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
4601889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
4602889facbeSLen Brown 
4603889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
4604889facbeSLen Brown 			return 0;
4605889facbeSLen Brown 
4606889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4607889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4608b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4609889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4610889facbeSLen Brown 	}
4611889facbeSLen Brown 
4612889facbeSLen Brown 
4613f4896fa5SLen Brown 	if (do_dts && debug) {
4614889facbeSLen Brown 		unsigned int resolution;
4615889facbeSLen Brown 
4616889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
4617889facbeSLen Brown 			return 0;
4618889facbeSLen Brown 
4619889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4620889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
4621b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
4622889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
4623889facbeSLen Brown 
4624889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
4625889facbeSLen Brown 			return 0;
4626889facbeSLen Brown 
4627889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4628889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4629b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4630889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4631889facbeSLen Brown 	}
4632889facbeSLen Brown 
4633889facbeSLen Brown 	return 0;
4634889facbeSLen Brown }
4635889facbeSLen Brown 
4636889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
4637889facbeSLen Brown {
4638b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
4639889facbeSLen Brown 		cpu, label,
4640889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
4641889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
4642889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
4643889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
4644889facbeSLen Brown 
4645889facbeSLen Brown 	return;
4646889facbeSLen Brown }
4647889facbeSLen Brown 
4648889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4649889facbeSLen Brown {
4650889facbeSLen Brown 	unsigned long long msr;
46519392bd98SCalvin Walton 	const char *msr_name;
4652889facbeSLen Brown 	int cpu;
4653889facbeSLen Brown 
4654889facbeSLen Brown 	if (!do_rapl)
4655889facbeSLen Brown 		return 0;
4656889facbeSLen Brown 
4657889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
4658889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4659889facbeSLen Brown 		return 0;
4660889facbeSLen Brown 
4661889facbeSLen Brown 	cpu = t->cpu_id;
4662889facbeSLen Brown 	if (cpu_migrate(cpu)) {
46633d7772eaSLen Brown 		fprintf(outf, "print_rapl: Could not migrate to CPU %d\n", cpu);
4664889facbeSLen Brown 		return -1;
4665889facbeSLen Brown 	}
4666889facbeSLen Brown 
46679392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
46689392bd98SCalvin Walton 		msr_name = "MSR_RAPL_PWR_UNIT";
46699392bd98SCalvin Walton 		if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr))
46709392bd98SCalvin Walton 			return -1;
46719392bd98SCalvin Walton 	} else {
46729392bd98SCalvin Walton 		msr_name = "MSR_RAPL_POWER_UNIT";
4673889facbeSLen Brown 		if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
4674889facbeSLen Brown 			return -1;
46759392bd98SCalvin Walton 	}
4676889facbeSLen Brown 
46779392bd98SCalvin Walton 	fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr,
4678144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
467996e47158SLen Brown 
4680144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
4681144b44b1SLen Brown 
4682889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
4683889facbeSLen Brown                 	return -5;
4684889facbeSLen Brown 
4685889facbeSLen Brown 
4686b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4687889facbeSLen Brown 			cpu, msr,
4688889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4689889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4690889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4691889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
4692889facbeSLen Brown 
4693144b44b1SLen Brown 	}
4694144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
4695144b44b1SLen Brown 
4696889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
4697889facbeSLen Brown 			return -9;
4698889facbeSLen Brown 
4699b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
4700889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
4701889facbeSLen Brown 
4702889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
4703b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
4704889facbeSLen Brown 			cpu,
4705889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
4706889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
4707889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
4708889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
4709889facbeSLen Brown 	}
4710889facbeSLen Brown 
47110b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
4712889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
4713889facbeSLen Brown                 	return -6;
4714889facbeSLen Brown 
4715b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4716889facbeSLen Brown 			cpu, msr,
4717889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4718889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4719889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4720889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
47210b2bb692SLen Brown 	}
47220b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
4723889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
4724889facbeSLen Brown 			return -9;
4725b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
4726889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4727889facbeSLen Brown 
4728889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
4729889facbeSLen Brown 	}
4730144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
4731889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
4732889facbeSLen Brown 			return -7;
4733889facbeSLen Brown 
4734b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
4735144b44b1SLen Brown 	}
47369148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
4737889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
4738889facbeSLen Brown 			return -9;
4739b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
4740889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4741889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
4742889facbeSLen Brown 	}
4743889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
4744889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
4745889facbeSLen Brown 			return -8;
4746889facbeSLen Brown 
4747b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
4748889facbeSLen Brown 
4749889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
4750889facbeSLen Brown 			return -9;
4751b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
4752889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4753889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
4754889facbeSLen Brown 	}
4755889facbeSLen Brown 	return 0;
4756889facbeSLen Brown }
4757889facbeSLen Brown 
4758d7899447SLen Brown /*
4759d7899447SLen Brown  * SNB adds support for additional MSRs:
4760d7899447SLen Brown  *
4761d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
4762d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
4763d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
4764d7899447SLen Brown  */
4765103a8feaSLen Brown 
4766d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
4767103a8feaSLen Brown {
4768103a8feaSLen Brown 	if (!genuine_intel)
4769103a8feaSLen Brown 		return 0;
4770103a8feaSLen Brown 
4771103a8feaSLen Brown 	switch (model) {
4772869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4773869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4774869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:		/* IVB */
4775869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:		/* IVB Xeon */
4776c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:		/* HSW */
4777869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:		/* HSW */
477877e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:		/* HSW */
47795e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:		/* HSW */
4780c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:		/* BDW */
47815e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:		/* BDW */
4782869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:		/* BDX */
4783af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:		/* SKL */
4784af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:		/* CNL */
4785869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:		/* SKX */
478625368d7cSChen Yu 	case INTEL_FAM6_ICELAKE_X:		/* ICX */
4787869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:		/* BXT */
4788f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
47895ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
4790f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:		/* EHL */
479120de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:		/* JVL */
4792103a8feaSLen Brown 		return 1;
4793103a8feaSLen Brown 	}
4794103a8feaSLen Brown 	return 0;
4795103a8feaSLen Brown }
4796103a8feaSLen Brown 
4797d7899447SLen Brown /*
4798570992fcSLen Brown  * HSW ULT added support for C8/C9/C10 MSRs:
4799d7899447SLen Brown  *
4800d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
4801d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
4802d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
48035a63426eSLen Brown  *
48045a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
48055a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
48065a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
48075a63426eSLen Brown  *
4808d7899447SLen Brown  */
4809570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model)
4810ca58710fSKristen Carlson Accardi {
4811ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
4812ca58710fSKristen Carlson Accardi 		return 0;
4813ca58710fSKristen Carlson Accardi 
4814ca58710fSKristen Carlson Accardi 	switch (model) {
481577e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
4816c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
4817af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4818af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4819869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4820f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4821f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4822ca58710fSKristen Carlson Accardi 		return 1;
4823ca58710fSKristen Carlson Accardi 	}
4824ca58710fSKristen Carlson Accardi 	return 0;
4825ca58710fSKristen Carlson Accardi }
4826ca58710fSKristen Carlson Accardi 
48270b2bb692SLen Brown /*
48280b2bb692SLen Brown  * SKL adds support for additional MSRS:
48290b2bb692SLen Brown  *
48300b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
48310b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
48320b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
48330b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
48340b2bb692SLen Brown  */
48350b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
48360b2bb692SLen Brown {
48370b2bb692SLen Brown 	if (!genuine_intel)
48380b2bb692SLen Brown 		return 0;
48390b2bb692SLen Brown 
48400b2bb692SLen Brown 	switch (model) {
4841af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4842af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
48430b2bb692SLen Brown 		return 1;
48440b2bb692SLen Brown 	}
48450b2bb692SLen Brown 	return 0;
48460b2bb692SLen Brown }
48470b2bb692SLen Brown 
4848144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
4849144b44b1SLen Brown {
4850144b44b1SLen Brown 	if (!genuine_intel)
4851144b44b1SLen Brown 		return 0;
4852144b44b1SLen Brown 	switch (model) {
4853f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
48545ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4855144b44b1SLen Brown 		return 1;
4856144b44b1SLen Brown 	}
4857144b44b1SLen Brown 	return 0;
4858144b44b1SLen Brown }
4859144b44b1SLen Brown 
4860fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
4861fb5d4327SDasaratharaman Chandramouli {
4862fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
4863fb5d4327SDasaratharaman Chandramouli 		return 0;
4864fb5d4327SDasaratharaman Chandramouli 	switch (model) {
4865869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
4866fb5d4327SDasaratharaman Chandramouli 		return 1;
4867fb5d4327SDasaratharaman Chandramouli 	}
4868fb5d4327SDasaratharaman Chandramouli 	return 0;
4869fb5d4327SDasaratharaman Chandramouli }
4870fb5d4327SDasaratharaman Chandramouli 
4871997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model)
4872997e5395SSrinivas Pandruvada {
4873997e5395SSrinivas Pandruvada 	if (!genuine_intel)
4874997e5395SSrinivas Pandruvada 		return 0;
4875997e5395SSrinivas Pandruvada 
4876997e5395SSrinivas Pandruvada 	switch (model) {
4877af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L: /* CNL */
4878997e5395SSrinivas Pandruvada 		return 1;
4879997e5395SSrinivas Pandruvada 	}
4880997e5395SSrinivas Pandruvada 
4881997e5395SSrinivas Pandruvada 	return 0;
4882997e5395SSrinivas Pandruvada }
4883997e5395SSrinivas Pandruvada 
4884b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
4885b2b34dfeSHubert Chrzaniuk {
4886b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
4887b2b34dfeSHubert Chrzaniuk 		return 1024;
4888b2b34dfeSHubert Chrzaniuk 	return 1;
4889b2b34dfeSHubert Chrzaniuk }
4890b2b34dfeSHubert Chrzaniuk 
4891144b44b1SLen Brown #define SLM_BCLK_FREQS 5
4892144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
4893144b44b1SLen Brown 
4894144b44b1SLen Brown double slm_bclk(void)
4895144b44b1SLen Brown {
4896144b44b1SLen Brown 	unsigned long long msr = 3;
4897144b44b1SLen Brown 	unsigned int i;
4898144b44b1SLen Brown 	double freq;
4899144b44b1SLen Brown 
49007ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
4901b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
4902144b44b1SLen Brown 
4903144b44b1SLen Brown 	i = msr & 0xf;
4904144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
4905b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
49060a91e551SColin Ian King 		i = 3;
4907144b44b1SLen Brown 	}
4908144b44b1SLen Brown 	freq = slm_freq_table[i];
4909144b44b1SLen Brown 
491096e47158SLen Brown 	if (!quiet)
4911b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
4912144b44b1SLen Brown 
4913144b44b1SLen Brown 	return freq;
4914144b44b1SLen Brown }
4915144b44b1SLen Brown 
4916103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
4917103a8feaSLen Brown {
4918121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
4919103a8feaSLen Brown 		return 100.00;
4920144b44b1SLen Brown 	else if (is_slm(family, model))
4921144b44b1SLen Brown 		return slm_bclk();
4922103a8feaSLen Brown 	else
4923103a8feaSLen Brown 		return 133.33;
4924103a8feaSLen Brown }
4925103a8feaSLen Brown 
4926*7ab5ff49SZhang Rui int get_cpu_type(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4927*7ab5ff49SZhang Rui {
4928*7ab5ff49SZhang Rui 	unsigned int eax, ebx, ecx, edx;
4929*7ab5ff49SZhang Rui 
4930*7ab5ff49SZhang Rui 	if (!genuine_intel)
4931*7ab5ff49SZhang Rui 		return 0;
4932*7ab5ff49SZhang Rui 
4933*7ab5ff49SZhang Rui 	if (cpu_migrate(t->cpu_id)) {
4934*7ab5ff49SZhang Rui 		fprintf(outf, "Could not migrate to CPU %d\n", t->cpu_id);
4935*7ab5ff49SZhang Rui 		return -1;
4936*7ab5ff49SZhang Rui 	}
4937*7ab5ff49SZhang Rui 
4938*7ab5ff49SZhang Rui 	if (max_level < 0x1a)
4939*7ab5ff49SZhang Rui 		return 0;
4940*7ab5ff49SZhang Rui 
4941*7ab5ff49SZhang Rui 	__cpuid(0x1a, eax, ebx, ecx, edx);
4942*7ab5ff49SZhang Rui 	eax = (eax >> 24) & 0xFF;
4943*7ab5ff49SZhang Rui 	if (eax == 0x20 )
4944*7ab5ff49SZhang Rui 		t->is_atom = true;
4945*7ab5ff49SZhang Rui 	return 0;
4946*7ab5ff49SZhang Rui }
4947*7ab5ff49SZhang Rui 
4948889facbeSLen Brown /*
4949889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4950889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
4951889facbeSLen Brown  * This is usually equal to tjMax.
4952889facbeSLen Brown  *
4953889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
4954889facbeSLen Brown  * but also allow cmdline over-ride with -T.
4955889facbeSLen Brown  *
4956889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
4957889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
4958889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
4959889facbeSLen Brown  */
49606ff7cb37SLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
49616ff7cb37SLen Brown {
4962b2b94be7SLen Brown 	unsigned long long msr;
4963b2b94be7SLen Brown 	unsigned int target_c_local;
4964b2b94be7SLen Brown 	int cpu;
4965b2b94be7SLen Brown 
4966889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
4967889facbeSLen Brown 	if (!(do_dts || do_ptm))
4968889facbeSLen Brown 		return 0;
4969889facbeSLen Brown 
4970889facbeSLen Brown 	/* this is a per-package concept */
4971889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4972889facbeSLen Brown 		return 0;
4973889facbeSLen Brown 
4974b2b94be7SLen Brown 	cpu = t->cpu_id;
4975b2b94be7SLen Brown 	if (cpu_migrate(cpu)) {
4976b2b94be7SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
4977b2b94be7SLen Brown 		return -1;
4978b2b94be7SLen Brown 	}
4979b2b94be7SLen Brown 
4980889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
4981889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
4982b2b94be7SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n",
4983b2b94be7SLen Brown 			cpu, tcc_activation_temp);
4984889facbeSLen Brown 		return 0;
4985889facbeSLen Brown 	}
4986889facbeSLen Brown 
4987b2b94be7SLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
4988b2b94be7SLen Brown 	if (!do_nhm_platform_info)
4989b2b94be7SLen Brown 		goto guess;
4990b2b94be7SLen Brown 
4991b2b94be7SLen Brown 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
4992b2b94be7SLen Brown 		goto guess;
4993b2b94be7SLen Brown 
4994b2b94be7SLen Brown 	target_c_local = (msr >> 16) & 0xFF;
4995b2b94be7SLen Brown 
4996b2b94be7SLen Brown 	if (!quiet)
4997b2b94be7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n",
4998b2b94be7SLen Brown 			cpu, msr, target_c_local);
4999b2b94be7SLen Brown 
5000b2b94be7SLen Brown 	if (!target_c_local)
5001b2b94be7SLen Brown 		goto guess;
5002b2b94be7SLen Brown 
5003b2b94be7SLen Brown 	tcc_activation_temp = target_c_local;
5004b2b94be7SLen Brown 
5005889facbeSLen Brown 	return 0;
5006889facbeSLen Brown 
5007b2b94be7SLen Brown guess:
5008889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
5009b2b94be7SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n",
5010b2b94be7SLen Brown 		cpu, tcc_activation_temp);
5011889facbeSLen Brown 
5012889facbeSLen Brown 	return 0;
5013889facbeSLen Brown }
501469807a63SLen Brown 
5015aa8d8cc7SLen Brown void decode_feature_control_msr(void)
5016aa8d8cc7SLen Brown {
5017aa8d8cc7SLen Brown 	unsigned long long msr;
5018aa8d8cc7SLen Brown 
5019f6505c88SSean Christopherson 	if (!get_msr(base_cpu, MSR_IA32_FEAT_CTL, &msr))
5020aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
5021aa8d8cc7SLen Brown 			base_cpu, msr,
5022f6505c88SSean Christopherson 			msr & FEAT_CTL_LOCKED ? "" : "UN-",
5023aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
5024aa8d8cc7SLen Brown }
5025aa8d8cc7SLen Brown 
502669807a63SLen Brown void decode_misc_enable_msr(void)
502769807a63SLen Brown {
502869807a63SLen Brown 	unsigned long long msr;
502969807a63SLen Brown 
5030f26b1519SLen Brown 	if (!genuine_intel)
5031f26b1519SLen Brown 		return;
5032f26b1519SLen Brown 
503369807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
5034e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
503569807a63SLen Brown 			base_cpu, msr,
5036e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
5037e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
5038fd3933caSLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-",
5039e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
5040e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
504169807a63SLen Brown }
504269807a63SLen Brown 
504333148d67SLen Brown void decode_misc_feature_control(void)
504433148d67SLen Brown {
504533148d67SLen Brown 	unsigned long long msr;
504633148d67SLen Brown 
504733148d67SLen Brown 	if (!has_misc_feature_control)
504833148d67SLen Brown 		return;
504933148d67SLen Brown 
505033148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
505133148d67SLen Brown 		fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
505233148d67SLen Brown 			base_cpu, msr,
505333148d67SLen Brown 			msr & (0 << 0) ? "No-" : "",
505433148d67SLen Brown 			msr & (1 << 0) ? "No-" : "",
505533148d67SLen Brown 			msr & (2 << 0) ? "No-" : "",
505633148d67SLen Brown 			msr & (3 << 0) ? "No-" : "");
505733148d67SLen Brown }
5058f0057310SLen Brown /*
5059f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
5060f0057310SLen Brown  *
5061f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
5062f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
5063f0057310SLen Brown  * bit[1] less so...
5064f0057310SLen Brown  */
5065f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
5066f0057310SLen Brown {
5067f0057310SLen Brown 	unsigned long long msr;
5068f0057310SLen Brown 
5069f0057310SLen Brown 	if (!do_nhm_platform_info)
5070f0057310SLen Brown 		return;
5071f0057310SLen Brown 
5072cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
5073cf4cbe53SLen Brown 		return;
5074cf4cbe53SLen Brown 
5075f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
5076ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
5077f0057310SLen Brown 			base_cpu, msr,
5078f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
5079ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
5080ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
5081f0057310SLen Brown }
508271616c8eSLen Brown /*
508371616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
508471616c8eSLen Brown  *
508571616c8eSLen Brown  * This MSRs are present on Silvermont processors,
508671616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
508771616c8eSLen Brown  */
508871616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
508971616c8eSLen Brown {
509071616c8eSLen Brown 	unsigned long long msr;
509171616c8eSLen Brown 
509271616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
509371616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
509471616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
509571616c8eSLen Brown 
509671616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
509771616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
509871616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
509971616c8eSLen Brown }
51007f5c258eSLen Brown 
5101f5a4c76aSLen Brown /*
5102f5a4c76aSLen Brown  * When models are the same, for the purpose of turbostat, reuse
5103f5a4c76aSLen Brown  */
5104f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model)
5105f5a4c76aSLen Brown {
5106f5a4c76aSLen Brown 
5107f5a4c76aSLen Brown 	switch(model) {
5108f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
5109f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
5110f5a4c76aSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
5111f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
5112f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
5113f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM;
5114f5a4c76aSLen Brown 
5115f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
5116f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
5117f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM_EX;
5118f5a4c76aSLen Brown 
5119f5a4c76aSLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
5120f5a4c76aSLen Brown 		return INTEL_FAM6_XEON_PHI_KNL;
5121f5a4c76aSLen Brown 
5122f5a4c76aSLen Brown 	case INTEL_FAM6_BROADWELL_X:
51235ebb34edSPeter Zijlstra 	case INTEL_FAM6_BROADWELL_D:	/* BDX-DE */
5124f5a4c76aSLen Brown 		return INTEL_FAM6_BROADWELL_X;
5125f5a4c76aSLen Brown 
5126af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:
5127c66f78a6SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE:
5128af239c44SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE_L:
5129c66f78a6SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE:
5130081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE_L:
5131081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE:
5132af239c44SPeter Zijlstra 		return INTEL_FAM6_SKYLAKE_L;
5133937807d3SLen Brown 
5134af239c44SPeter Zijlstra 	case INTEL_FAM6_ICELAKE_L:
5135d93ea567SRajneesh Bhardwaj 	case INTEL_FAM6_ICELAKE_NNPI:
51364bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE_L:
51374bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE:
5138e7af1ed3SLen Brown 	case INTEL_FAM6_ROCKETLAKE:
5139e7af1ed3SLen Brown 	case INTEL_FAM6_LAKEFIELD:
5140e7af1ed3SLen Brown 	case INTEL_FAM6_ALDERLAKE:
51415683460bSChen Yu 	case INTEL_FAM6_ALDERLAKE_L:
5142af239c44SPeter Zijlstra 		return INTEL_FAM6_CANNONLAKE_L;
5143b62b3184SZhang Rui 
5144d7814c30SChen Yu 	case INTEL_FAM6_ATOM_TREMONT_L:
5145d7814c30SChen Yu 		return INTEL_FAM6_ATOM_TREMONT;
5146d7814c30SChen Yu 
51476c5c6560SChen Yu 	case INTEL_FAM6_ICELAKE_D:
5148e7af1ed3SLen Brown 	case INTEL_FAM6_SAPPHIRERAPIDS_X:
514925368d7cSChen Yu 		return INTEL_FAM6_ICELAKE_X;
5150f5a4c76aSLen Brown 	}
5151f5a4c76aSLen Brown 	return model;
5152f5a4c76aSLen Brown }
5153d76bb7a0SLen Brown 
5154d76bb7a0SLen Brown void print_dev_latency(void)
5155d76bb7a0SLen Brown {
5156d76bb7a0SLen Brown 	char *path = "/dev/cpu_dma_latency";
5157d76bb7a0SLen Brown 	int fd;
5158d76bb7a0SLen Brown 	int value;
5159d76bb7a0SLen Brown 	int retval;
5160d76bb7a0SLen Brown 
5161d76bb7a0SLen Brown 	fd = open(path, O_RDONLY);
5162d76bb7a0SLen Brown 	if (fd < 0) {
5163d76bb7a0SLen Brown 		warn("fopen %s\n", path);
5164d76bb7a0SLen Brown 		return;
5165d76bb7a0SLen Brown 	}
5166d76bb7a0SLen Brown 
5167d76bb7a0SLen Brown 	retval = read(fd, (void *)&value, sizeof(int));
5168d76bb7a0SLen Brown 	if (retval != sizeof(int)) {
5169d76bb7a0SLen Brown 		warn("read %s\n", path);
5170d76bb7a0SLen Brown 		close(fd);
5171d76bb7a0SLen Brown 		return;
5172d76bb7a0SLen Brown 	}
5173d76bb7a0SLen Brown 	fprintf(outf, "/dev/cpu_dma_latency: %d usec (%s)\n",
5174d76bb7a0SLen Brown 		value, value == 2000000000 ? "default" : "constrained");
5175d76bb7a0SLen Brown 
5176d76bb7a0SLen Brown 	close(fd);
5177d76bb7a0SLen Brown }
5178d76bb7a0SLen Brown 
51792af4f9b8SLen Brown 
51802af4f9b8SLen Brown /*
51812af4f9b8SLen Brown  * Linux-perf manages the the HW instructions-retired counter
51822af4f9b8SLen Brown  * by enabling when requested, and hiding rollover
51832af4f9b8SLen Brown  */
51842af4f9b8SLen Brown void linux_perf_init(void)
51852af4f9b8SLen Brown {
51862af4f9b8SLen Brown 	if (!BIC_IS_ENABLED(BIC_IPC))
51872af4f9b8SLen Brown 		return;
51882af4f9b8SLen Brown 
51892af4f9b8SLen Brown 	if (access("/proc/sys/kernel/perf_event_paranoid", F_OK))
51902af4f9b8SLen Brown 		return;
51912af4f9b8SLen Brown 
51922af4f9b8SLen Brown 	fd_instr_count_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
51932af4f9b8SLen Brown 	if (fd_instr_count_percpu == NULL)
51942af4f9b8SLen Brown 		err(-1, "calloc fd_instr_count_percpu");
51952af4f9b8SLen Brown 
51962af4f9b8SLen Brown 	BIC_PRESENT(BIC_IPC);
51972af4f9b8SLen Brown }
51982af4f9b8SLen Brown 
5199fcd17211SLen Brown void process_cpuid()
5200103a8feaSLen Brown {
520134041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
520234041551SLen Brown 	unsigned int fms, family, model, stepping, ecx_flags, edx_flags;
5203b3a34e93SLen Brown 	unsigned int has_turbo;
5204ed0757b8SLen Brown 	unsigned long long ucode_patch = 0;
5205103a8feaSLen Brown 
5206103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
5207103a8feaSLen Brown 
52085aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
5209103a8feaSLen Brown 
521034041551SLen Brown 	if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69)
5211103a8feaSLen Brown 		genuine_intel = 1;
521234041551SLen Brown 	else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65)
521334041551SLen Brown 		authentic_amd = 1;
5214c1c10cc7SPu Wen 	else if (ebx == 0x6f677948 && ecx == 0x656e6975 && edx == 0x6e65476e)
5215c1c10cc7SPu Wen 		hygon_genuine = 1;
5216103a8feaSLen Brown 
521796e47158SLen Brown 	if (!quiet)
5218ed0757b8SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s 0x%x CPUID levels\n",
5219ed0757b8SLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx, max_level);
5220103a8feaSLen Brown 
52215aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
5222103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
5223103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
5224103a8feaSLen Brown 	stepping = fms & 0xf;
52255aa3d1a2SCalvin Walton 	if (family == 0xf)
52265aa3d1a2SCalvin Walton 		family += (fms >> 20) & 0xff;
52275aa3d1a2SCalvin Walton 	if (family >= 6)
5228103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
522934041551SLen Brown 	ecx_flags = ecx;
523034041551SLen Brown 	edx_flags = edx;
5231103a8feaSLen Brown 
5232ed0757b8SLen Brown 	if (get_msr(sched_getcpu(), MSR_IA32_UCODE_REV, &ucode_patch))
5233ed0757b8SLen Brown 		warnx("get_msr(UCODE)\n");
5234ed0757b8SLen Brown 
5235103a8feaSLen Brown 	/*
5236103a8feaSLen Brown 	 * check max extended function levels of CPUID.
5237103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
5238103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
5239103a8feaSLen Brown 	 */
5240103a8feaSLen Brown 	ebx = ecx = edx = 0;
52415aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
5242103a8feaSLen Brown 
524334041551SLen Brown 	if (!quiet) {
5244ed0757b8SLen Brown 		fprintf(outf, "CPUID(1): family:model:stepping 0x%x:%x:%x (%d:%d:%d) microcode 0x%x\n",
5245ed0757b8SLen Brown 			family, model, stepping, family, model, stepping, (unsigned int)((ucode_patch >> 32) & 0xFFFFFFFF));
5246ed0757b8SLen Brown 		fprintf(outf, "CPUID(0x80000000): max_extended_levels: 0x%x\n", max_extended_level);
524734041551SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n",
524834041551SLen Brown 			ecx_flags & (1 << 0) ? "SSE3" : "-",
524934041551SLen Brown 			ecx_flags & (1 << 3) ? "MONITOR" : "-",
525034041551SLen Brown 			ecx_flags & (1 << 6) ? "SMX" : "-",
525134041551SLen Brown 			ecx_flags & (1 << 7) ? "EIST" : "-",
525234041551SLen Brown 			ecx_flags & (1 << 8) ? "TM2" : "-",
525334041551SLen Brown 			edx_flags & (1 << 4) ? "TSC" : "-",
525434041551SLen Brown 			edx_flags & (1 << 5) ? "MSR" : "-",
525534041551SLen Brown 			edx_flags & (1 << 22) ? "ACPI-TM" : "-",
525634041551SLen Brown 			edx_flags & (1 << 28) ? "HT" : "-",
525734041551SLen Brown 			edx_flags & (1 << 29) ? "TM" : "-");
525834041551SLen Brown 	}
525925368d7cSChen Yu 	if (genuine_intel) {
5260f5a4c76aSLen Brown 		model = intel_model_duplicates(model);
526125368d7cSChen Yu 	}
526234041551SLen Brown 
526334041551SLen Brown 	if (!(edx_flags & (1 << 5)))
526434041551SLen Brown 		errx(1, "CPUID: no MSR");
526534041551SLen Brown 
526661a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
5267103a8feaSLen Brown 
5268103a8feaSLen Brown 		/*
5269103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
5270103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
5271103a8feaSLen Brown 		 */
52725aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
52738209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
5274d7899447SLen Brown 	}
5275103a8feaSLen Brown 
5276103a8feaSLen Brown 	/*
5277103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
5278103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
5279103a8feaSLen Brown 	 */
5280103a8feaSLen Brown 
52815aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
52828209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
5283812db3f7SLen Brown 	if (has_aperf) {
5284812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
5285812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
5286812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
5287812db3f7SLen Brown 	}
5288889facbeSLen Brown 	do_dts = eax & (1 << 0);
5289812db3f7SLen Brown 	if (do_dts)
5290812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
5291b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
5292889facbeSLen Brown 	do_ptm = eax & (1 << 6);
5293812db3f7SLen Brown 	if (do_ptm)
5294812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
52957f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
52967f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
52977f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
52987f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
52997f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
5300889facbeSLen Brown 	has_epb = ecx & (1 << 3);
5301889facbeSLen Brown 
530296e47158SLen Brown 	if (!quiet)
5303b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
53047f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
53057f5c258eSLen Brown 			has_aperf ? "" : "No-",
5306b3a34e93SLen Brown 			has_turbo ? "" : "No-",
53077f5c258eSLen Brown 			do_dts ? "" : "No-",
53087f5c258eSLen Brown 			do_ptm ? "" : "No-",
53097f5c258eSLen Brown 			has_hwp ? "" : "No-",
53107f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
53117f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
53127f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
53137f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
53147f5c258eSLen Brown 			has_epb ? "" : "No-");
5315103a8feaSLen Brown 
531696e47158SLen Brown 	if (!quiet)
531769807a63SLen Brown 		decode_misc_enable_msr();
531869807a63SLen Brown 
531933148d67SLen 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 
5467f6708400SChen Yu 	if (do_slm_cstates || do_knl_cstates || is_cnl(family, model) ||
5468f6708400SChen Yu 	    is_ehl(family, model))
5469562855eeSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
5470103a8feaSLen Brown 
547196e47158SLen Brown 	if (!quiet)
5472f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
5473f0057310SLen Brown 
547496e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
547571616c8eSLen Brown 		decode_c6_demotion_policy_msr();
547671616c8eSLen Brown 
5477889facbeSLen Brown 	rapl_probe(family, model);
54783a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
5479ac980e13SArtem Bityutskiy 	automatic_cstate_conversion_probe(family, model);
5480889facbeSLen Brown 
548196e47158SLen Brown 	if (!quiet)
54821b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
5483fcd17211SLen Brown 
548441618e63SLen Brown 	if (!quiet)
5485d76bb7a0SLen Brown 		print_dev_latency();
5486d76bb7a0SLen Brown 	if (!quiet)
548741618e63SLen Brown 		dump_sysfs_cstate_config();
54887293fccdSLen Brown 	if (!quiet)
54897293fccdSLen Brown 		dump_sysfs_pstate_config();
549041618e63SLen Brown 
54918c69da29SChen Yu 	if (has_skl_msrs(family, model) || is_ehl(family, model))
5492a2b7b749SLen Brown 		calculate_tsc_tweak();
5493a2b7b749SLen Brown 
5494812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
5495812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
5496fdf676e5SLen Brown 
5497812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
5498812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
549927d47356SLen Brown 
5500b4b91569SRafael Antognolli 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", R_OK))
5501b4b91569SRafael Antognolli 		BIC_PRESENT(BIC_GFXACTMHz);
5502b4b91569SRafael Antognolli 
5503be0e54c4SLen Brown 	if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK))
5504be0e54c4SLen Brown 		BIC_PRESENT(BIC_CPU_LPI);
5505be0e54c4SLen Brown 	else
5506be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_LPI);
5507be0e54c4SLen Brown 
55081f81c5efSLen Brown 	if (!access(sys_lpi_file_sysfs, R_OK)) {
55091f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_sysfs;
5510be0e54c4SLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
55111f81c5efSLen Brown 	} else if (!access(sys_lpi_file_debugfs, R_OK)) {
55121f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_debugfs;
55131f81c5efSLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
55141f81c5efSLen Brown 	} else {
55151f81c5efSLen Brown 		sys_lpi_file_sysfs = NULL;
5516be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_SYS_LPI);
55171f81c5efSLen Brown 	}
5518be0e54c4SLen Brown 
551996e47158SLen Brown 	if (!quiet)
552033148d67SLen Brown 		decode_misc_feature_control();
552133148d67SLen Brown 
5522889facbeSLen Brown 	return;
5523103a8feaSLen Brown }
5524103a8feaSLen Brown 
5525103a8feaSLen Brown /*
5526103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
5527103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
5528103a8feaSLen Brown  */
5529103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
5530103a8feaSLen Brown {
5531103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
5532103a8feaSLen Brown 		return 1;
5533103a8feaSLen Brown 	else
5534103a8feaSLen Brown 		return 0;
5535103a8feaSLen Brown }
5536103a8feaSLen Brown 
5537103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
5538103a8feaSLen Brown {
5539103a8feaSLen Brown 	return 0;
5540103a8feaSLen Brown }
5541103a8feaSLen Brown 
5542c98d5d94SLen Brown void topology_probe()
5543c98d5d94SLen Brown {
5544c98d5d94SLen Brown 	int i;
5545c98d5d94SLen Brown 	int max_core_id = 0;
5546c98d5d94SLen Brown 	int max_package_id = 0;
55476de68fe1SLen Brown 	int max_die_id = 0;
5548c98d5d94SLen Brown 	int max_siblings = 0;
5549c98d5d94SLen Brown 
5550c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
5551843c5791SPrarit Bhargava 	set_max_cpu_num();
5552c98d5d94SLen Brown 	topo.num_cpus = 0;
5553c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
5554c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
5555812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
5556c98d5d94SLen Brown 
5557d8af6f5fSLen Brown 	if (debug > 1)
5558b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
5559c98d5d94SLen Brown 
5560c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
5561b2c95d90SJosh Triplett 	if (cpus == NULL)
5562b2c95d90SJosh Triplett 		err(1, "calloc cpus");
5563c98d5d94SLen Brown 
5564c98d5d94SLen Brown 	/*
5565c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
5566c98d5d94SLen Brown 	 */
5567c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
5568b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
5569b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5570c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5571c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
5572c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
5573c98d5d94SLen Brown 
5574c98d5d94SLen Brown 	/*
55751ef7d21aSLen Brown 	 * Validate that all cpus in cpu_subset are also in cpu_present_set
55761ef7d21aSLen Brown 	 */
55771ef7d21aSLen Brown 	for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) {
55781ef7d21aSLen Brown 		if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset))
55791ef7d21aSLen Brown 			if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set))
55801ef7d21aSLen Brown 				err(1, "cpu%d not present", i);
55811ef7d21aSLen Brown 	}
55821ef7d21aSLen Brown 
55831ef7d21aSLen Brown 	/*
5584c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
5585c98d5d94SLen Brown 	 */
5586c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
5587b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
5588b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5589c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5590c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
5591c98d5d94SLen Brown 
55928cb48b32SPrarit Bhargava 	for_all_proc_cpus(init_thread_id);
5593c98d5d94SLen Brown 
5594c98d5d94SLen Brown 	/*
5595c98d5d94SLen Brown 	 * For online cpus
5596c98d5d94SLen Brown 	 * find max_core_id, max_package_id
5597c98d5d94SLen Brown 	 */
5598c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
5599c98d5d94SLen Brown 		int siblings;
5600c98d5d94SLen Brown 
5601c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
5602d8af6f5fSLen Brown 			if (debug > 1)
5603b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
5604c98d5d94SLen Brown 			continue;
5605c98d5d94SLen Brown 		}
5606c98d5d94SLen Brown 
56070e2d8f05SLen Brown 		cpus[i].logical_cpu_id = i;
56080e2d8f05SLen Brown 
56090e2d8f05SLen Brown 		/* get package information */
5610c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
5611c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
5612c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
5613c98d5d94SLen Brown 
56146de68fe1SLen Brown 		/* get die information */
56156de68fe1SLen Brown 		cpus[i].die_id = get_die_id(i);
56166de68fe1SLen Brown 		if (cpus[i].die_id > max_die_id)
56176de68fe1SLen Brown 			max_die_id = cpus[i].die_id;
56186de68fe1SLen Brown 
56190e2d8f05SLen Brown 		/* get numa node information */
5620ef605741SPrarit Bhargava 		cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
5621ef605741SPrarit Bhargava 		if (cpus[i].physical_node_id > topo.max_node_num)
5622ef605741SPrarit Bhargava 			topo.max_node_num = cpus[i].physical_node_id;
56230e2d8f05SLen Brown 
56240e2d8f05SLen Brown 		/* get core information */
56250e2d8f05SLen Brown 		cpus[i].physical_core_id = get_core_id(i);
56260e2d8f05SLen Brown 		if (cpus[i].physical_core_id > max_core_id)
56270e2d8f05SLen Brown 			max_core_id = cpus[i].physical_core_id;
56280e2d8f05SLen Brown 
56290e2d8f05SLen Brown 		/* get thread information */
56300e2d8f05SLen Brown 		siblings = get_thread_siblings(&cpus[i]);
5631c98d5d94SLen Brown 		if (siblings > max_siblings)
5632c98d5d94SLen Brown 			max_siblings = siblings;
56334f206a0fSArtem Bityutskiy 		if (cpus[i].thread_id == 0)
56348cb48b32SPrarit Bhargava 			topo.num_cores++;
5635c98d5d94SLen Brown 	}
5636ef605741SPrarit Bhargava 
563770a9c6e8SPrarit Bhargava 	topo.cores_per_node = max_core_id + 1;
5638d8af6f5fSLen Brown 	if (debug > 1)
5639b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
564070a9c6e8SPrarit Bhargava 			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)
56466de68fe1SLen Brown 		fprintf(outf, "max_die_id %d, sizing for %d die\n",
56476de68fe1SLen Brown 				max_die_id, topo.num_die);
56486de68fe1SLen Brown 	if (!summary_only && topo.num_die > 1)
56496de68fe1SLen Brown 		BIC_PRESENT(BIC_Die);
56506de68fe1SLen Brown 
5651c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
5652d8af6f5fSLen Brown 	if (debug > 1)
5653b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
5654c98d5d94SLen Brown 			max_package_id, topo.num_packages);
56557da6e3e2SLen Brown 	if (!summary_only && topo.num_packages > 1)
5656812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
5657c98d5d94SLen Brown 
5658ef605741SPrarit Bhargava 	set_node_data();
5659ef605741SPrarit Bhargava 	if (debug > 1)
566070a9c6e8SPrarit Bhargava 		fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg);
566101235041SPrarit Bhargava 	if (!summary_only && topo.nodes_per_pkg > 1)
566201235041SPrarit Bhargava 		BIC_PRESENT(BIC_Node);
5663ef605741SPrarit Bhargava 
566470a9c6e8SPrarit Bhargava 	topo.threads_per_core = max_siblings;
5665d8af6f5fSLen Brown 	if (debug > 1)
5666b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
56672ffbb224SPrarit Bhargava 
56682ffbb224SPrarit Bhargava 	if (debug < 1)
56692ffbb224SPrarit Bhargava 		return;
56702ffbb224SPrarit Bhargava 
56712ffbb224SPrarit Bhargava 	for (i = 0; i <= topo.max_cpu_num; ++i) {
56720ec712e3SLen Brown 		if (cpu_is_not_present(i))
56730ec712e3SLen Brown 			continue;
56742ffbb224SPrarit Bhargava 		fprintf(outf,
56756de68fe1SLen Brown 			"cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n",
56766de68fe1SLen Brown 			i, cpus[i].physical_package_id, cpus[i].die_id,
56772ffbb224SPrarit Bhargava 			cpus[i].physical_node_id,
56782ffbb224SPrarit Bhargava 			cpus[i].logical_node_id,
56792ffbb224SPrarit Bhargava 			cpus[i].physical_core_id,
56802ffbb224SPrarit Bhargava 			cpus[i].thread_id);
56812ffbb224SPrarit Bhargava 	}
56822ffbb224SPrarit Bhargava 
5683c98d5d94SLen Brown }
5684c98d5d94SLen Brown 
5685c98d5d94SLen Brown void
568640f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c,
568740f5cfe7SPrarit Bhargava 		  struct pkg_data **p)
5688c98d5d94SLen Brown {
5689c98d5d94SLen Brown 	int i;
569040f5cfe7SPrarit Bhargava 	int num_cores = topo.cores_per_node * topo.nodes_per_pkg *
569140f5cfe7SPrarit Bhargava 			topo.num_packages;
569240f5cfe7SPrarit Bhargava 	int num_threads = topo.threads_per_core * num_cores;
5693c98d5d94SLen Brown 
569440f5cfe7SPrarit Bhargava 	*t = calloc(num_threads, sizeof(struct thread_data));
5695c98d5d94SLen Brown 	if (*t == NULL)
5696c98d5d94SLen Brown 		goto error;
5697c98d5d94SLen Brown 
569840f5cfe7SPrarit Bhargava 	for (i = 0; i < num_threads; i++)
5699c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
5700c98d5d94SLen Brown 
570140f5cfe7SPrarit Bhargava 	*c = calloc(num_cores, sizeof(struct core_data));
5702c98d5d94SLen Brown 	if (*c == NULL)
5703c98d5d94SLen Brown 		goto error;
5704c98d5d94SLen Brown 
570540f5cfe7SPrarit Bhargava 	for (i = 0; i < num_cores; i++)
5706c98d5d94SLen Brown 		(*c)[i].core_id = -1;
5707c98d5d94SLen Brown 
5708678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
5709c98d5d94SLen Brown 	if (*p == NULL)
5710c98d5d94SLen Brown 		goto error;
5711c98d5d94SLen Brown 
5712c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
5713c98d5d94SLen Brown 		(*p)[i].package_id = i;
5714c98d5d94SLen Brown 
5715c98d5d94SLen Brown 	return;
5716c98d5d94SLen Brown error:
5717b2c95d90SJosh Triplett 	err(1, "calloc counters");
5718c98d5d94SLen Brown }
5719c98d5d94SLen Brown /*
5720c98d5d94SLen Brown  * init_counter()
5721c98d5d94SLen Brown  *
5722c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
5723c98d5d94SLen Brown  */
5724c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
57258cb48b32SPrarit Bhargava 	struct pkg_data *pkg_base, int cpu_id)
5726c98d5d94SLen Brown {
57278cb48b32SPrarit Bhargava 	int pkg_id = cpus[cpu_id].physical_package_id;
572840f5cfe7SPrarit Bhargava 	int node_id = cpus[cpu_id].logical_node_id;
57298cb48b32SPrarit Bhargava 	int core_id = cpus[cpu_id].physical_core_id;
57308cb48b32SPrarit Bhargava 	int thread_id = cpus[cpu_id].thread_id;
5731c98d5d94SLen Brown 	struct thread_data *t;
5732c98d5d94SLen Brown 	struct core_data *c;
5733c98d5d94SLen Brown 	struct pkg_data *p;
5734c98d5d94SLen Brown 
573542dd4520SNathan Ciobanu 
573642dd4520SNathan Ciobanu 	/* Workaround for systems where physical_node_id==-1
573742dd4520SNathan Ciobanu 	 * and logical_node_id==(-1 - topo.num_cpus)
573842dd4520SNathan Ciobanu 	 */
573942dd4520SNathan Ciobanu 	if (node_id < 0)
574042dd4520SNathan Ciobanu 		node_id = 0;
574142dd4520SNathan Ciobanu 
574240f5cfe7SPrarit Bhargava 	t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id);
574340f5cfe7SPrarit Bhargava 	c = GET_CORE(core_base, core_id, node_id, pkg_id);
57448cb48b32SPrarit Bhargava 	p = GET_PKG(pkg_base, pkg_id);
5745c98d5d94SLen Brown 
5746c98d5d94SLen Brown 	t->cpu_id = cpu_id;
57478cb48b32SPrarit Bhargava 	if (thread_id == 0) {
5748c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
5749c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
5750c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
5751c98d5d94SLen Brown 	}
5752c98d5d94SLen Brown 
57538cb48b32SPrarit Bhargava 	c->core_id = core_id;
57548cb48b32SPrarit Bhargava 	p->package_id = pkg_id;
5755c98d5d94SLen Brown }
5756c98d5d94SLen Brown 
5757c98d5d94SLen Brown 
5758c98d5d94SLen Brown int initialize_counters(int cpu_id)
5759c98d5d94SLen Brown {
57608cb48b32SPrarit Bhargava 	init_counter(EVEN_COUNTERS, cpu_id);
57618cb48b32SPrarit Bhargava 	init_counter(ODD_COUNTERS, cpu_id);
5762c98d5d94SLen Brown 	return 0;
5763c98d5d94SLen Brown }
5764c98d5d94SLen Brown 
5765c98d5d94SLen Brown void allocate_output_buffer()
5766c98d5d94SLen Brown {
5767eeb71c95SNaoya Horiguchi 	output_buffer = calloc(1, (1 + topo.num_cpus) * 2048);
5768c98d5d94SLen Brown 	outp = output_buffer;
5769b2c95d90SJosh Triplett 	if (outp == NULL)
5770b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
5771c98d5d94SLen Brown }
577236229897SLen Brown void allocate_fd_percpu(void)
577336229897SLen Brown {
577401a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
577536229897SLen Brown 	if (fd_percpu == NULL)
577636229897SLen Brown 		err(-1, "calloc fd_percpu");
577736229897SLen Brown }
5778562a2d37SLen Brown void allocate_irq_buffers(void)
5779562a2d37SLen Brown {
5780562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
5781562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
5782562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
5783c98d5d94SLen Brown 
578401a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
5785562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
578601a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
5787562a2d37SLen Brown }
5788c98d5d94SLen Brown void setup_all_buffers(void)
5789c98d5d94SLen Brown {
5790c98d5d94SLen Brown 	topology_probe();
5791562a2d37SLen Brown 	allocate_irq_buffers();
579236229897SLen Brown 	allocate_fd_percpu();
5793c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
5794c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
5795c98d5d94SLen Brown 	allocate_output_buffer();
5796c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
5797c98d5d94SLen Brown }
57983b4d5c7fSAndy Shevchenko 
57997ce7d5deSPrarit Bhargava void set_base_cpu(void)
58007ce7d5deSPrarit Bhargava {
58017ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
58027ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
58037ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
58047ce7d5deSPrarit Bhargava 
58057ce7d5deSPrarit Bhargava 	if (debug > 1)
5806b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
58077ce7d5deSPrarit Bhargava }
58087ce7d5deSPrarit Bhargava 
5809103a8feaSLen Brown void turbostat_init()
5810103a8feaSLen Brown {
58117ce7d5deSPrarit Bhargava 	setup_all_buffers();
58127ce7d5deSPrarit Bhargava 	set_base_cpu();
5813103a8feaSLen Brown 	check_dev_msr();
581498481e79SLen Brown 	check_permissions();
5815fcd17211SLen Brown 	process_cpuid();
58162af4f9b8SLen Brown 	linux_perf_init();
5817103a8feaSLen Brown 
5818103a8feaSLen Brown 
581996e47158SLen Brown 	if (!quiet)
58207f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
58217f5c258eSLen Brown 
582296e47158SLen Brown 	if (!quiet)
5823889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
5824889facbeSLen Brown 
582596e47158SLen Brown 	if (!quiet)
58263a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
58273a9a941dSLen Brown 
582896e47158SLen Brown 	if (!quiet)
5829889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
5830889facbeSLen Brown 
5831889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
5832889facbeSLen Brown 
5833*7ab5ff49SZhang Rui 	for_all_cpus(get_cpu_type, ODD_COUNTERS);
5834*7ab5ff49SZhang Rui 	for_all_cpus(get_cpu_type, EVEN_COUNTERS);
5835*7ab5ff49SZhang Rui 
583696e47158SLen Brown 	if (!quiet)
5837889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
58385a63426eSLen Brown 
583996e47158SLen Brown 	if (!quiet && do_irtl_snb)
58405a63426eSLen Brown 		print_irtl();
5841103a8feaSLen Brown }
5842103a8feaSLen Brown 
5843103a8feaSLen Brown int fork_it(char **argv)
5844103a8feaSLen Brown {
5845103a8feaSLen Brown 	pid_t child_pid;
5846d91bb17cSLen Brown 	int status;
5847d15cf7c1SLen Brown 
5848218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5849d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
58504c2122d4SLen Brown 	first_counter_read = 0;
5851d91bb17cSLen Brown 	if (status)
5852d91bb17cSLen Brown 		exit(status);
5853d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
5854d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
5855103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
5856103a8feaSLen Brown 
5857103a8feaSLen Brown 	child_pid = fork();
5858103a8feaSLen Brown 	if (!child_pid) {
5859103a8feaSLen Brown 		/* child */
5860103a8feaSLen Brown 		execvp(argv[0], argv);
58610815a3d0SLen Brown 		err(errno, "exec %s", argv[0]);
5862103a8feaSLen Brown 	} else {
5863103a8feaSLen Brown 
5864103a8feaSLen Brown 		/* parent */
5865b2c95d90SJosh Triplett 		if (child_pid == -1)
5866b2c95d90SJosh Triplett 			err(1, "fork");
5867103a8feaSLen Brown 
5868103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
5869103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
5870b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
5871b2c95d90SJosh Triplett 			err(status, "waitpid");
58722a954966SDavid Arcari 
58732a954966SDavid Arcari 		if (WIFEXITED(status))
58742a954966SDavid Arcari 			status = WEXITSTATUS(status);
5875103a8feaSLen Brown 	}
5876c98d5d94SLen Brown 	/*
5877c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
5878c98d5d94SLen Brown 	 * because re-starting is problematic when forking
5879c98d5d94SLen Brown 	 */
5880218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5881c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
5882103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
5883103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
5884ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
5885ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
5886ba3dec99SLen Brown 	else {
5887c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
5888c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
5889ba3dec99SLen Brown 	}
5890103a8feaSLen Brown 
5891b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
5892b7d8c148SLen Brown 
5893b7d8c148SLen Brown 	flush_output_stderr();
5894103a8feaSLen Brown 
5895d91bb17cSLen Brown 	return status;
5896103a8feaSLen Brown }
5897103a8feaSLen Brown 
58983b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
58993b4d5c7fSAndy Shevchenko {
59003b4d5c7fSAndy Shevchenko 	int status;
59013b4d5c7fSAndy Shevchenko 
5902218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
59033b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
59043b4d5c7fSAndy Shevchenko 	if (status)
59053b4d5c7fSAndy Shevchenko 		return status;
59063b4d5c7fSAndy Shevchenko 
59073b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
59083b4d5c7fSAndy Shevchenko 	if (status)
59093b4d5c7fSAndy Shevchenko 		return status;
59103b4d5c7fSAndy Shevchenko 
5911b7d8c148SLen Brown 	flush_output_stdout();
59123b4d5c7fSAndy Shevchenko 
59133b4d5c7fSAndy Shevchenko 	return status;
59143b4d5c7fSAndy Shevchenko }
59153b4d5c7fSAndy Shevchenko 
5916d8af6f5fSLen Brown void print_version() {
5917ba58ecdeSLen Brown 	fprintf(outf, "turbostat version 21.03.12"
5918d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
5919d8af6f5fSLen Brown }
5920d8af6f5fSLen Brown 
5921495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name,
5922495c7654SLen Brown 	unsigned int width, enum counter_scope scope,
592341618e63SLen Brown 	enum counter_type type, enum counter_format format, int flags)
5924388e9c81SLen Brown {
5925388e9c81SLen Brown 	struct msr_counter *msrp;
5926388e9c81SLen Brown 
5927388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
5928388e9c81SLen Brown 	if (msrp == NULL) {
5929388e9c81SLen Brown 		perror("calloc");
5930388e9c81SLen Brown 		exit(1);
5931388e9c81SLen Brown 	}
5932388e9c81SLen Brown 
5933388e9c81SLen Brown 	msrp->msr_num = msr_num;
5934d8d005baSLen Brown 	strncpy(msrp->name, name, NAME_BYTES - 1);
5935495c7654SLen Brown 	if (path)
5936d8d005baSLen Brown 		strncpy(msrp->path, path, PATH_BYTES - 1);
5937388e9c81SLen Brown 	msrp->width = width;
5938388e9c81SLen Brown 	msrp->type = type;
5939388e9c81SLen Brown 	msrp->format = format;
594041618e63SLen Brown 	msrp->flags = flags;
5941388e9c81SLen Brown 
5942388e9c81SLen Brown 	switch (scope) {
5943388e9c81SLen Brown 
5944388e9c81SLen Brown 	case SCOPE_CPU:
5945388e9c81SLen Brown 		msrp->next = sys.tp;
5946388e9c81SLen Brown 		sys.tp = msrp;
5947678a3bd1SLen Brown 		sys.added_thread_counters++;
59480748eaf0SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) {
5949678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
5950678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5951678a3bd1SLen Brown 			exit(-1);
5952678a3bd1SLen Brown 		}
5953388e9c81SLen Brown 		break;
5954388e9c81SLen Brown 
5955388e9c81SLen Brown 	case SCOPE_CORE:
5956388e9c81SLen Brown 		msrp->next = sys.cp;
5957388e9c81SLen Brown 		sys.cp = msrp;
5958678a3bd1SLen Brown 		sys.added_core_counters++;
5959678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
5960678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
5961678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5962678a3bd1SLen Brown 			exit(-1);
5963678a3bd1SLen Brown 		}
5964388e9c81SLen Brown 		break;
5965388e9c81SLen Brown 
5966388e9c81SLen Brown 	case SCOPE_PACKAGE:
5967388e9c81SLen Brown 		msrp->next = sys.pp;
5968388e9c81SLen Brown 		sys.pp = msrp;
5969678a3bd1SLen Brown 		sys.added_package_counters++;
5970678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
5971678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
5972678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5973678a3bd1SLen Brown 			exit(-1);
5974678a3bd1SLen Brown 		}
5975388e9c81SLen Brown 		break;
5976388e9c81SLen Brown 	}
5977388e9c81SLen Brown 
5978388e9c81SLen Brown 	return 0;
5979388e9c81SLen Brown }
5980388e9c81SLen Brown 
5981388e9c81SLen Brown void parse_add_command(char *add_command)
5982388e9c81SLen Brown {
5983388e9c81SLen Brown 	int msr_num = 0;
5984495c7654SLen Brown 	char *path = NULL;
59850f47c08dSLen Brown 	char name_buffer[NAME_BYTES] = "";
5986388e9c81SLen Brown 	int width = 64;
5987388e9c81SLen Brown 	int fail = 0;
5988388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
5989388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
5990388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
5991388e9c81SLen Brown 
5992388e9c81SLen Brown 	while (add_command) {
5993388e9c81SLen Brown 
5994388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
5995388e9c81SLen Brown 			goto next;
5996388e9c81SLen Brown 
5997388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
5998388e9c81SLen Brown 			goto next;
5999388e9c81SLen Brown 
6000495c7654SLen Brown 		if (*add_command == '/') {
6001495c7654SLen Brown 			path = add_command;
6002495c7654SLen Brown 			goto next;
6003495c7654SLen Brown 		}
6004495c7654SLen Brown 
6005388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
6006388e9c81SLen Brown 			if ((width == 32) || (width == 64))
6007388e9c81SLen Brown 				goto next;
6008388e9c81SLen Brown 			width = 64;
6009388e9c81SLen Brown 		}
6010388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
6011388e9c81SLen Brown 			scope = SCOPE_CPU;
6012388e9c81SLen Brown 			goto next;
6013388e9c81SLen Brown 		}
6014388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
6015388e9c81SLen Brown 			scope = SCOPE_CORE;
6016388e9c81SLen Brown 			goto next;
6017388e9c81SLen Brown 		}
6018388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
6019388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
6020388e9c81SLen Brown 			goto next;
6021388e9c81SLen Brown 		}
6022388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
6023388e9c81SLen Brown 			type = COUNTER_CYCLES;
6024388e9c81SLen Brown 			goto next;
6025388e9c81SLen Brown 		}
6026388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
6027388e9c81SLen Brown 			type = COUNTER_SECONDS;
6028388e9c81SLen Brown 			goto next;
6029388e9c81SLen Brown 		}
603041618e63SLen Brown 		if (!strncmp(add_command, "usec", strlen("usec"))) {
603141618e63SLen Brown 			type = COUNTER_USEC;
603241618e63SLen Brown 			goto next;
603341618e63SLen Brown 		}
6034388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
6035388e9c81SLen Brown 			format = FORMAT_RAW;
6036388e9c81SLen Brown 			goto next;
6037388e9c81SLen Brown 		}
6038388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
6039388e9c81SLen Brown 			format = FORMAT_DELTA;
6040388e9c81SLen Brown 			goto next;
6041388e9c81SLen Brown 		}
6042388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
6043388e9c81SLen Brown 			format = FORMAT_PERCENT;
6044388e9c81SLen Brown 			goto next;
6045388e9c81SLen Brown 		}
6046388e9c81SLen Brown 
6047388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
6048388e9c81SLen Brown 			char *eos;
6049388e9c81SLen Brown 
6050388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
6051388e9c81SLen Brown 			if (eos)
6052388e9c81SLen Brown 				*eos = '\0';
6053388e9c81SLen Brown 			goto next;
6054388e9c81SLen Brown 		}
6055388e9c81SLen Brown 
6056388e9c81SLen Brown next:
6057388e9c81SLen Brown 		add_command = strchr(add_command, ',');
6058495c7654SLen Brown 		if (add_command) {
6059495c7654SLen Brown 			*add_command = '\0';
6060388e9c81SLen Brown 			add_command++;
6061495c7654SLen Brown 		}
6062388e9c81SLen Brown 
6063388e9c81SLen Brown 	}
6064495c7654SLen Brown 	if ((msr_num == 0) && (path == NULL)) {
6065495c7654SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n");
6066388e9c81SLen Brown 		fail++;
6067388e9c81SLen Brown 	}
6068388e9c81SLen Brown 
6069388e9c81SLen Brown 	/* generate default column header */
6070388e9c81SLen Brown 	if (*name_buffer == '\0') {
6071388e9c81SLen Brown 		if (width == 32)
60725f3aea57SLen Brown 			sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
6073388e9c81SLen Brown 		else
60745f3aea57SLen Brown 			sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
6075388e9c81SLen Brown 	}
6076388e9c81SLen Brown 
607741618e63SLen Brown 	if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0))
6078388e9c81SLen Brown 		fail++;
6079388e9c81SLen Brown 
6080388e9c81SLen Brown 	if (fail) {
6081388e9c81SLen Brown 		help();
6082388e9c81SLen Brown 		exit(1);
6083388e9c81SLen Brown 	}
6084388e9c81SLen Brown }
608541618e63SLen Brown 
6086dd778a5eSLen Brown int is_deferred_skip(char *name)
6087dd778a5eSLen Brown {
6088dd778a5eSLen Brown 	int i;
6089dd778a5eSLen Brown 
6090dd778a5eSLen Brown 	for (i = 0; i < deferred_skip_index; ++i)
6091dd778a5eSLen Brown 		if (!strcmp(name, deferred_skip_names[i]))
6092dd778a5eSLen Brown 			return 1;
6093dd778a5eSLen Brown 	return 0;
6094dd778a5eSLen Brown }
6095dd778a5eSLen Brown 
609641618e63SLen Brown void probe_sysfs(void)
609741618e63SLen Brown {
609841618e63SLen Brown 	char path[64];
609941618e63SLen Brown 	char name_buf[16];
610041618e63SLen Brown 	FILE *input;
610141618e63SLen Brown 	int state;
610241618e63SLen Brown 	char *sp;
610341618e63SLen Brown 
610441618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
610541618e63SLen Brown 		return;
610641618e63SLen Brown 
61070748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
610841618e63SLen Brown 
610941618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
611041618e63SLen Brown 			base_cpu, state);
611141618e63SLen Brown 		input = fopen(path, "r");
611241618e63SLen Brown 		if (input == NULL)
611341618e63SLen Brown 			continue;
61148173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
61158173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
611641618e63SLen Brown 
611741618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
611841618e63SLen Brown 		sp = strchr(name_buf, '-');
611941618e63SLen Brown 		if (!sp)
612041618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
612141618e63SLen Brown 		*sp = '%';
612241618e63SLen Brown 		*(sp + 1) = '\0';
612341618e63SLen Brown 
6124fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
6125fecb3bc8SDavid Arcari 
612641618e63SLen Brown 		fclose(input);
612741618e63SLen Brown 
612841618e63SLen Brown 		sprintf(path, "cpuidle/state%d/time", state);
612941618e63SLen Brown 
6130dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
6131dd778a5eSLen Brown 			continue;
6132dd778a5eSLen Brown 
613341618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC,
613441618e63SLen Brown 				FORMAT_PERCENT, SYSFS_PERCPU);
613541618e63SLen Brown 	}
613641618e63SLen Brown 
61370748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
613841618e63SLen Brown 
613941618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
614041618e63SLen Brown 			base_cpu, state);
614141618e63SLen Brown 		input = fopen(path, "r");
614241618e63SLen Brown 		if (input == NULL)
614341618e63SLen Brown 			continue;
61448173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
61458173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
614641618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
614741618e63SLen Brown 		sp = strchr(name_buf, '-');
614841618e63SLen Brown 		if (!sp)
614941618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
615041618e63SLen Brown 		*sp = '\0';
615141618e63SLen Brown 		fclose(input);
615241618e63SLen Brown 
6153fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
6154fecb3bc8SDavid Arcari 
615541618e63SLen Brown 		sprintf(path, "cpuidle/state%d/usage", state);
615641618e63SLen Brown 
6157dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
6158dd778a5eSLen Brown 			continue;
6159dd778a5eSLen Brown 
616041618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS,
616141618e63SLen Brown 				FORMAT_DELTA, SYSFS_PERCPU);
616241618e63SLen Brown 	}
616341618e63SLen Brown 
616441618e63SLen Brown }
616541618e63SLen Brown 
61661ef7d21aSLen Brown 
61671ef7d21aSLen Brown /*
61681ef7d21aSLen Brown  * parse cpuset with following syntax
61691ef7d21aSLen Brown  * 1,2,4..6,8-10 and set bits in cpu_subset
61701ef7d21aSLen Brown  */
61711ef7d21aSLen Brown void parse_cpu_command(char *optarg)
61721ef7d21aSLen Brown {
61731ef7d21aSLen Brown 	unsigned int start, end;
61741ef7d21aSLen Brown 	char *next;
61751ef7d21aSLen Brown 
61764e4e1e7cSLen Brown 	if (!strcmp(optarg, "core")) {
61774e4e1e7cSLen Brown 		if (cpu_subset)
61784e4e1e7cSLen Brown 			goto error;
61794e4e1e7cSLen Brown 		show_core_only++;
61804e4e1e7cSLen Brown 		return;
61814e4e1e7cSLen Brown 	}
61824e4e1e7cSLen Brown 	if (!strcmp(optarg, "package")) {
61834e4e1e7cSLen Brown 		if (cpu_subset)
61844e4e1e7cSLen Brown 			goto error;
61854e4e1e7cSLen Brown 		show_pkg_only++;
61864e4e1e7cSLen Brown 		return;
61874e4e1e7cSLen Brown 	}
61884e4e1e7cSLen Brown 	if (show_core_only || show_pkg_only)
61894e4e1e7cSLen Brown 		goto error;
61904e4e1e7cSLen Brown 
61911ef7d21aSLen Brown 	cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS);
61921ef7d21aSLen Brown 	if (cpu_subset == NULL)
61931ef7d21aSLen Brown 		err(3, "CPU_ALLOC");
61941ef7d21aSLen Brown 	cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS);
61951ef7d21aSLen Brown 
61961ef7d21aSLen Brown 	CPU_ZERO_S(cpu_subset_size, cpu_subset);
61971ef7d21aSLen Brown 
61981ef7d21aSLen Brown 	next = optarg;
61991ef7d21aSLen Brown 
62001ef7d21aSLen Brown 	while (next && *next) {
62011ef7d21aSLen Brown 
62021ef7d21aSLen Brown 		if (*next == '-')	/* no negative cpu numbers */
62031ef7d21aSLen Brown 			goto error;
62041ef7d21aSLen Brown 
62051ef7d21aSLen Brown 		start = strtoul(next, &next, 10);
62061ef7d21aSLen Brown 
62071ef7d21aSLen Brown 		if (start >= CPU_SUBSET_MAXCPUS)
62081ef7d21aSLen Brown 			goto error;
62091ef7d21aSLen Brown 		CPU_SET_S(start, cpu_subset_size, cpu_subset);
62101ef7d21aSLen Brown 
62111ef7d21aSLen Brown 		if (*next == '\0')
62121ef7d21aSLen Brown 			break;
62131ef7d21aSLen Brown 
62141ef7d21aSLen Brown 		if (*next == ',') {
62151ef7d21aSLen Brown 			next += 1;
62161ef7d21aSLen Brown 			continue;
62171ef7d21aSLen Brown 		}
62181ef7d21aSLen Brown 
62191ef7d21aSLen Brown 		if (*next == '-') {
62201ef7d21aSLen Brown 			next += 1;	/* start range */
62211ef7d21aSLen Brown 		} else if (*next == '.') {
62221ef7d21aSLen Brown 			next += 1;
62231ef7d21aSLen Brown 			if (*next == '.')
62241ef7d21aSLen Brown 				next += 1;	/* start range */
62251ef7d21aSLen Brown 			else
62261ef7d21aSLen Brown 				goto error;
62271ef7d21aSLen Brown 		}
62281ef7d21aSLen Brown 
62291ef7d21aSLen Brown 		end = strtoul(next, &next, 10);
62301ef7d21aSLen Brown 		if (end <= start)
62311ef7d21aSLen Brown 			goto error;
62321ef7d21aSLen Brown 
62331ef7d21aSLen Brown 		while (++start <= end) {
62341ef7d21aSLen Brown 			if (start >= CPU_SUBSET_MAXCPUS)
62351ef7d21aSLen Brown 				goto error;
62361ef7d21aSLen Brown 			CPU_SET_S(start, cpu_subset_size, cpu_subset);
62371ef7d21aSLen Brown 		}
62381ef7d21aSLen Brown 
62391ef7d21aSLen Brown 		if (*next == ',')
62401ef7d21aSLen Brown 			next += 1;
62411ef7d21aSLen Brown 		else if (*next != '\0')
62421ef7d21aSLen Brown 			goto error;
62431ef7d21aSLen Brown 	}
62441ef7d21aSLen Brown 
62451ef7d21aSLen Brown 	return;
62461ef7d21aSLen Brown 
62471ef7d21aSLen Brown error:
62484e4e1e7cSLen Brown 	fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
62494e4e1e7cSLen Brown 	help();
62501ef7d21aSLen Brown 	exit(-1);
62511ef7d21aSLen Brown }
62521ef7d21aSLen Brown 
6253812db3f7SLen Brown 
6254103a8feaSLen Brown void cmdline(int argc, char **argv)
6255103a8feaSLen Brown {
6256103a8feaSLen Brown 	int opt;
6257d8af6f5fSLen Brown 	int option_index = 0;
6258d8af6f5fSLen Brown 	static struct option long_options[] = {
6259388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
62601ef7d21aSLen Brown 		{"cpu",		required_argument,	0, 'c'},
6261d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
626296e47158SLen Brown 		{"debug",	no_argument,		0, 'd'},	/* internal, not documented */
62633f44a5c6SLen Brown 		{"enable",	required_argument,	0, 'e'},
6264d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
62652af4f9b8SLen Brown 		{"IPC",	no_argument,			0, 'I'},
6266023fe0acSChen Yu 		{"num_iterations",	required_argument,	0, 'n'},
6267d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
6268812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
6269d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
6270c8ade361SLen Brown 		{"list",	no_argument,		0, 'l'},
6271b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
627296e47158SLen Brown 		{"quiet",	no_argument,		0, 'q'},
6273812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
6274d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
6275d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
6276d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
6277d8af6f5fSLen Brown 		{0,		0,			0,  0 }
6278d8af6f5fSLen Brown 	};
6279103a8feaSLen Brown 
6280103a8feaSLen Brown 	progname = argv[0];
6281103a8feaSLen Brown 
6282023fe0acSChen Yu 	while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v",
6283d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
6284103a8feaSLen Brown 		switch (opt) {
6285388e9c81SLen Brown 		case 'a':
6286388e9c81SLen Brown 			parse_add_command(optarg);
6287388e9c81SLen Brown 			break;
62881ef7d21aSLen Brown 		case 'c':
62891ef7d21aSLen Brown 			parse_cpu_command(optarg);
62901ef7d21aSLen Brown 			break;
6291d8af6f5fSLen Brown 		case 'D':
6292d8af6f5fSLen Brown 			dump_only++;
62938e180f3cSLen Brown 			break;
62943f44a5c6SLen Brown 		case 'e':
62953f44a5c6SLen Brown 			/* --enable specified counter */
62964c2122d4SLen Brown 			bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST);
62973f44a5c6SLen Brown 			break;
6298d8af6f5fSLen Brown 		case 'd':
6299d8af6f5fSLen Brown 			debug++;
63003f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
63012f32edf1SLen Brown 			break;
6302812db3f7SLen Brown 		case 'H':
63033f44a5c6SLen Brown 			/*
63043f44a5c6SLen Brown 			 * --hide: do not show those specified
63053f44a5c6SLen Brown 			 *  multiple invocations simply clear more bits in enabled mask
63063f44a5c6SLen Brown 			 */
63073f44a5c6SLen Brown 			bic_enabled &= ~bic_lookup(optarg, HIDE_LIST);
6308812db3f7SLen Brown 			break;
6309d8af6f5fSLen Brown 		case 'h':
6310d8af6f5fSLen Brown 		default:
6311d8af6f5fSLen Brown 			help();
6312d8af6f5fSLen Brown 			exit(1);
6313d8af6f5fSLen Brown 		case 'i':
63142a0609c0SLen Brown 			{
63152a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
63162a0609c0SLen Brown 
63172a0609c0SLen Brown 				if (interval < 0.001) {
6318b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
63192a0609c0SLen Brown 						interval);
63202a0609c0SLen Brown 					exit(2);
63212a0609c0SLen Brown 				}
63222a0609c0SLen Brown 
632347936f94SArtem Bityutskiy 				interval_tv.tv_sec = interval_ts.tv_sec = interval;
6324b9ad8ee0SLen Brown 				interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000;
632547936f94SArtem Bityutskiy 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
63262a0609c0SLen Brown 			}
6327889facbeSLen Brown 			break;
63285c56be9aSDirk Brandewie 		case 'J':
63295c56be9aSDirk Brandewie 			rapl_joules++;
63305c56be9aSDirk Brandewie 			break;
6331c8ade361SLen Brown 		case 'l':
63323f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
6333c8ade361SLen Brown 			list_header_only++;
6334c8ade361SLen Brown 			quiet++;
6335c8ade361SLen Brown 			break;
6336b7d8c148SLen Brown 		case 'o':
6337b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
6338b7d8c148SLen Brown 			break;
633996e47158SLen Brown 		case 'q':
634096e47158SLen Brown 			quiet = 1;
634196e47158SLen Brown 			break;
6342023fe0acSChen Yu 		case 'n':
6343023fe0acSChen Yu 			num_iterations = strtod(optarg, NULL);
6344023fe0acSChen Yu 
6345023fe0acSChen Yu 			if (num_iterations <= 0) {
6346023fe0acSChen Yu 				fprintf(outf, "iterations %d should be positive number\n",
6347023fe0acSChen Yu 					num_iterations);
6348023fe0acSChen Yu 				exit(2);
6349023fe0acSChen Yu 			}
6350023fe0acSChen Yu 			break;
6351812db3f7SLen Brown 		case 's':
63523f44a5c6SLen Brown 			/*
63533f44a5c6SLen Brown 			 * --show: show only those specified
63543f44a5c6SLen Brown 			 *  The 1st invocation will clear and replace the enabled mask
63553f44a5c6SLen Brown 			 *  subsequent invocations can add to it.
63563f44a5c6SLen Brown 			 */
63573f44a5c6SLen Brown 			if (shown == 0)
63583f44a5c6SLen Brown 				bic_enabled = bic_lookup(optarg, SHOW_LIST);
63593f44a5c6SLen Brown 			else
63603f44a5c6SLen Brown 				bic_enabled |= bic_lookup(optarg, SHOW_LIST);
63613f44a5c6SLen Brown 			shown = 1;
6362812db3f7SLen Brown 			break;
6363d8af6f5fSLen Brown 		case 'S':
6364d8af6f5fSLen Brown 			summary_only++;
6365d8af6f5fSLen Brown 			break;
6366d8af6f5fSLen Brown 		case 'T':
6367d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
6368d8af6f5fSLen Brown 			break;
6369d8af6f5fSLen Brown 		case 'v':
6370d8af6f5fSLen Brown 			print_version();
6371d8af6f5fSLen Brown 			exit(0);
6372d8af6f5fSLen Brown 			break;
6373103a8feaSLen Brown 		}
6374103a8feaSLen Brown 	}
6375103a8feaSLen Brown }
6376103a8feaSLen Brown 
6377103a8feaSLen Brown int main(int argc, char **argv)
6378103a8feaSLen Brown {
6379b7d8c148SLen Brown 	outf = stderr;
6380103a8feaSLen Brown 	cmdline(argc, argv);
6381103a8feaSLen Brown 
638296e47158SLen Brown 	if (!quiet)
6383d8af6f5fSLen Brown 		print_version();
6384103a8feaSLen Brown 
638541618e63SLen Brown 	probe_sysfs();
638641618e63SLen Brown 
6387103a8feaSLen Brown 	turbostat_init();
6388103a8feaSLen Brown 
63893b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
63903b4d5c7fSAndy Shevchenko 	if (dump_only)
63913b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
63923b4d5c7fSAndy Shevchenko 
6393c8ade361SLen Brown 	/* list header and exit */
6394c8ade361SLen Brown 	if (list_header_only) {
6395c8ade361SLen Brown 		print_header(",");
6396c8ade361SLen Brown 		flush_output_stdout();
6397c8ade361SLen Brown 		return 0;
6398c8ade361SLen Brown 	}
6399c8ade361SLen Brown 
64009972d5d8SChen Yu 	msr_sum_record();
6401103a8feaSLen Brown 	/*
6402103a8feaSLen Brown 	 * if any params left, it must be a command to fork
6403103a8feaSLen Brown 	 */
6404103a8feaSLen Brown 	if (argc - optind)
6405103a8feaSLen Brown 		return fork_it(argv + optind);
6406103a8feaSLen Brown 	else
6407103a8feaSLen Brown 		turbostat_loop();
6408103a8feaSLen Brown 
6409103a8feaSLen Brown 	return 0;
6410103a8feaSLen Brown }
6411