xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 301b1d3a9104f4f3a8ab4171cf88d0f55d632b41)
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>
38103a8feaSLen Brown 
39103a8feaSLen Brown char *proc_stat = "/proc/stat";
40b7d8c148SLen Brown FILE *outf;
4136229897SLen Brown int *fd_percpu;
422af4f9b8SLen Brown int *fd_instr_count_percpu;
43b9ad8ee0SLen Brown struct timeval interval_tv = {5, 0};
4447936f94SArtem Bityutskiy struct timespec interval_ts = {5, 0};
45023fe0acSChen Yu unsigned int num_iterations;
46d8af6f5fSLen Brown unsigned int debug;
4796e47158SLen Brown unsigned int quiet;
483f44a5c6SLen Brown unsigned int shown;
490de6c0dfSLen Brown unsigned int sums_need_wide_columns;
50d8af6f5fSLen Brown unsigned int rapl_joules;
51d8af6f5fSLen Brown unsigned int summary_only;
52c8ade361SLen Brown unsigned int list_header_only;
53d8af6f5fSLen Brown unsigned int dump_only;
54103a8feaSLen Brown unsigned int do_snb_cstates;
55fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
56144b44b1SLen Brown unsigned int do_slm_cstates;
57144b44b1SLen Brown unsigned int use_c1_residency_msr;
58103a8feaSLen Brown unsigned int has_aperf;
59889facbeSLen Brown unsigned int has_epb;
605a63426eSLen Brown unsigned int do_irtl_snb;
615a63426eSLen Brown unsigned int do_irtl_hsw;
62fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
63103a8feaSLen Brown unsigned int genuine_intel;
6434041551SLen Brown unsigned int authentic_amd;
65c1c10cc7SPu Wen unsigned int hygon_genuine;
6634041551SLen Brown unsigned int max_level, max_extended_level;
67103a8feaSLen Brown unsigned int has_invariant_tsc;
68d7899447SLen Brown unsigned int do_nhm_platform_info;
69cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
70b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
71103a8feaSLen Brown double bclk;
72a2b7b749SLen Brown double base_hz;
7321ed5574SLen Brown unsigned int has_base_hz;
74a2b7b749SLen Brown double tsc_tweak = 1.0;
75c98d5d94SLen Brown unsigned int show_pkg_only;
76c98d5d94SLen Brown unsigned int show_core_only;
77c98d5d94SLen Brown char *output_buffer, *outp;
78889facbeSLen Brown unsigned int do_rapl;
79889facbeSLen Brown unsigned int do_dts;
80889facbeSLen Brown unsigned int do_ptm;
812af4f9b8SLen Brown unsigned int do_ipc;
82fdf676e5SLen Brown unsigned long long  gfx_cur_rc6_ms;
83be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us;
84be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us;
8527d47356SLen Brown unsigned int gfx_cur_mhz;
86b4b91569SRafael Antognolli unsigned int gfx_act_mhz;
87889facbeSLen Brown unsigned int tcc_activation_temp;
88889facbeSLen Brown unsigned int tcc_activation_temp_override;
8940ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
9040ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
91889facbeSLen Brown double rapl_joule_counter_range;
923a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
93ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion;
943a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
953a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
968a5bdf41SLen Brown unsigned int crystal_hz;
978a5bdf41SLen Brown unsigned long long tsc_hz;
987ce7d5deSPrarit Bhargava int base_cpu;
9921ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
1007f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
1017f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
1027f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
1037f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1047f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1057f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
10633148d67SLen Brown unsigned int has_misc_feature_control;
1074c2122d4SLen Brown unsigned int first_counter_read = 1;
108c026c236SArtem Bityutskiy int ignore_stdin;
109889facbeSLen Brown 
110889facbeSLen Brown #define RAPL_PKG		(1 << 0)
111e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
112e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
113e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
114e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
115e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
116e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
117e6f9bb3cSLen Brown 
118889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
119e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
120e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
121e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
122e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1230b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1240b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
125e6f9bb3cSLen Brown 
1269148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
127e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1280b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
129e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
130e6f9bb3cSLen Brown 
1310b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
132e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
133e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
134e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1359148494cSJacob Pan 
1369148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1379148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1389392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY	(1 << 10)
1399392bd98SCalvin Walton 					/* Indicates cores energy collection is per-core,
1409392bd98SCalvin Walton 					 * not per-package. */
1419392bd98SCalvin Walton #define RAPL_AMD_F17H		(1 << 11)
1429392bd98SCalvin Walton 					/* 0xc0010299 MSR_RAPL_PWR_UNIT */
1439392bd98SCalvin Walton 					/* 0xc001029a MSR_CORE_ENERGY_STAT */
1449392bd98SCalvin Walton 					/* 0xc001029b MSR_PKG_ENERGY_STAT */
1459148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
146889facbeSLen Brown #define	TJMAX_DEFAULT	100
147889facbeSLen Brown 
1489392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */
1499392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT	0xc0010299
1509392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT	0xc001029a
1519392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT	0xc001029b
1529392bd98SCalvin Walton 
153889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
154103a8feaSLen Brown 
155388e9c81SLen Brown /*
156388e9c81SLen Brown  * buffer size used by sscanf() for added column names
157388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
158388e9c81SLen Brown  */
159388e9c81SLen Brown #define	NAME_BYTES 20
160495c7654SLen Brown #define PATH_BYTES 128
161388e9c81SLen Brown 
162103a8feaSLen Brown int backwards_count;
163103a8feaSLen Brown char *progname;
164103a8feaSLen Brown 
1651ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS	1024	/* need to use before probe... */
1661ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset;
1671ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size;
1680748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8
1690748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24
1700e2d8f05SLen Brown #define BITMASK_SIZE 32
171c98d5d94SLen Brown 
172c98d5d94SLen Brown struct thread_data {
173f4fdf2b4SLen Brown 	struct timeval tv_begin;
174f4fdf2b4SLen Brown 	struct timeval tv_end;
175d4794f25SYazen Ghannam 	struct timeval tv_delta;
176c98d5d94SLen Brown 	unsigned long long tsc;
177c98d5d94SLen Brown 	unsigned long long aperf;
178c98d5d94SLen Brown 	unsigned long long mperf;
179144b44b1SLen Brown 	unsigned long long c1;
1802af4f9b8SLen Brown 	unsigned long long instr_count;
1810de6c0dfSLen Brown 	unsigned long long  irq_count;
1821ed51011SLen Brown 	unsigned int smi_count;
183c98d5d94SLen Brown 	unsigned int cpu_id;
1844c2122d4SLen Brown 	unsigned int apic_id;
1854c2122d4SLen Brown 	unsigned int x2apic_id;
186c98d5d94SLen Brown 	unsigned int flags;
187c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
188c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
1890748eaf0SLen Brown 	unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
190c98d5d94SLen Brown } *thread_even, *thread_odd;
191c98d5d94SLen Brown 
192c98d5d94SLen Brown struct core_data {
193c98d5d94SLen Brown 	unsigned long long c3;
194c98d5d94SLen Brown 	unsigned long long c6;
195c98d5d94SLen Brown 	unsigned long long c7;
1960539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
197889facbeSLen Brown 	unsigned int core_temp_c;
1989392bd98SCalvin Walton 	unsigned int core_energy;	/* MSR_CORE_ENERGY_STAT */
199c98d5d94SLen Brown 	unsigned int core_id;
200678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
201c98d5d94SLen Brown } *core_even, *core_odd;
202c98d5d94SLen Brown 
203c98d5d94SLen Brown struct pkg_data {
204c98d5d94SLen Brown 	unsigned long long pc2;
205c98d5d94SLen Brown 	unsigned long long pc3;
206c98d5d94SLen Brown 	unsigned long long pc6;
207c98d5d94SLen Brown 	unsigned long long pc7;
208ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
209ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
210ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
211be0e54c4SLen Brown 	unsigned long long cpu_lpi;
212be0e54c4SLen Brown 	unsigned long long sys_lpi;
2130b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
2140b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
2150b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
2160b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
2179185e988SLen Brown 	long long gfx_rc6_ms;
21827d47356SLen Brown 	unsigned int gfx_mhz;
219b4b91569SRafael Antognolli 	unsigned int gfx_act_mhz;
220c98d5d94SLen Brown 	unsigned int package_id;
2217c2ccc50SChen Yu 	unsigned long long energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
2227c2ccc50SChen Yu 	unsigned long long energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
2237c2ccc50SChen Yu 	unsigned long long energy_cores;	/* MSR_PP0_ENERGY_STATUS */
2247c2ccc50SChen Yu 	unsigned long long energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
2257c2ccc50SChen Yu 	unsigned long long rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
2267c2ccc50SChen Yu 	unsigned long long rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
227889facbeSLen Brown 	unsigned int pkg_temp_c;
228678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
229c98d5d94SLen Brown } *package_even, *package_odd;
230c98d5d94SLen Brown 
231c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
232c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
233c98d5d94SLen Brown 
23440f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no)	      \
23540f5cfe7SPrarit Bhargava 	((thread_base) +						      \
23640f5cfe7SPrarit Bhargava 	 ((pkg_no) *							      \
23740f5cfe7SPrarit Bhargava 	  topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \
23840f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node * topo.threads_per_core) +	      \
23940f5cfe7SPrarit Bhargava 	 ((core_no) * topo.threads_per_core) +				      \
24040f5cfe7SPrarit Bhargava 	 (thread_no))
24140f5cfe7SPrarit Bhargava 
24240f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no)			\
24340f5cfe7SPrarit Bhargava 	((core_base) +							\
24440f5cfe7SPrarit Bhargava 	 ((pkg_no) *  topo.nodes_per_pkg * topo.cores_per_node) +	\
24540f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node) +				\
24640f5cfe7SPrarit Bhargava 	 (core_no))
24740f5cfe7SPrarit Bhargava 
24840f5cfe7SPrarit Bhargava 
249c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
250c98d5d94SLen Brown 
251388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
25241618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC};
253388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
254388e9c81SLen Brown 
255388e9c81SLen Brown struct msr_counter {
256388e9c81SLen Brown 	unsigned int msr_num;
257388e9c81SLen Brown 	char name[NAME_BYTES];
258495c7654SLen Brown 	char path[PATH_BYTES];
259388e9c81SLen Brown 	unsigned int width;
260388e9c81SLen Brown 	enum counter_type type;
261388e9c81SLen Brown 	enum counter_format format;
262388e9c81SLen Brown 	struct msr_counter *next;
263812db3f7SLen Brown 	unsigned int flags;
264812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
265812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
26641618e63SLen Brown #define	SYSFS_PERCPU	(1 << 1)
267388e9c81SLen Brown };
268388e9c81SLen Brown 
26987e15da9SChen Yu /*
27087e15da9SChen Yu  * The accumulated sum of MSR is defined as a monotonic
27187e15da9SChen Yu  * increasing MSR, it will be accumulated periodically,
27287e15da9SChen Yu  * despite its register's bit width.
27387e15da9SChen Yu  */
27487e15da9SChen Yu enum {
27587e15da9SChen Yu 	IDX_PKG_ENERGY,
27687e15da9SChen Yu 	IDX_DRAM_ENERGY,
27787e15da9SChen Yu 	IDX_PP0_ENERGY,
27887e15da9SChen Yu 	IDX_PP1_ENERGY,
27987e15da9SChen Yu 	IDX_PKG_PERF,
28087e15da9SChen Yu 	IDX_DRAM_PERF,
28187e15da9SChen Yu 	IDX_COUNT,
28287e15da9SChen Yu };
28387e15da9SChen Yu 
28487e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr);
28587e15da9SChen Yu 
28687e15da9SChen Yu struct msr_sum_array {
28787e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
28887e15da9SChen Yu 	struct {
28987e15da9SChen Yu 		/*The accumulated MSR value is updated by the timer*/
29087e15da9SChen Yu 		unsigned long long sum;
29187e15da9SChen Yu 		/*The MSR footprint recorded in last timer*/
29287e15da9SChen Yu 		unsigned long long last;
29387e15da9SChen Yu 	} entries[IDX_COUNT];
29487e15da9SChen Yu };
29587e15da9SChen Yu 
29687e15da9SChen Yu /* The percpu MSR sum array.*/
29787e15da9SChen Yu struct msr_sum_array *per_cpu_msr_sum;
29887e15da9SChen Yu 
29987e15da9SChen Yu int idx_to_offset(int idx)
30087e15da9SChen Yu {
30187e15da9SChen Yu 	int offset;
30287e15da9SChen Yu 
30387e15da9SChen Yu 	switch (idx) {
30487e15da9SChen Yu 	case IDX_PKG_ENERGY:
305*301b1d3aSBas Nieuwenhuizen 		if (do_rapl & RAPL_AMD_F17H)
306*301b1d3aSBas Nieuwenhuizen 			offset = MSR_PKG_ENERGY_STAT;
307*301b1d3aSBas Nieuwenhuizen 		else
30887e15da9SChen Yu 			offset = MSR_PKG_ENERGY_STATUS;
30987e15da9SChen Yu 		break;
31087e15da9SChen Yu 	case IDX_DRAM_ENERGY:
31187e15da9SChen Yu 		offset = MSR_DRAM_ENERGY_STATUS;
31287e15da9SChen Yu 		break;
31387e15da9SChen Yu 	case IDX_PP0_ENERGY:
31487e15da9SChen Yu 		offset = MSR_PP0_ENERGY_STATUS;
31587e15da9SChen Yu 		break;
31687e15da9SChen Yu 	case IDX_PP1_ENERGY:
31787e15da9SChen Yu 		offset = MSR_PP1_ENERGY_STATUS;
31887e15da9SChen Yu 		break;
31987e15da9SChen Yu 	case IDX_PKG_PERF:
32087e15da9SChen Yu 		offset = MSR_PKG_PERF_STATUS;
32187e15da9SChen Yu 		break;
32287e15da9SChen Yu 	case IDX_DRAM_PERF:
32387e15da9SChen Yu 		offset = MSR_DRAM_PERF_STATUS;
32487e15da9SChen Yu 		break;
32587e15da9SChen Yu 	default:
32687e15da9SChen Yu 		offset = -1;
32787e15da9SChen Yu 	}
32887e15da9SChen Yu 	return offset;
32987e15da9SChen Yu }
33087e15da9SChen Yu 
33187e15da9SChen Yu int offset_to_idx(int offset)
33287e15da9SChen Yu {
33387e15da9SChen Yu 	int idx;
33487e15da9SChen Yu 
33587e15da9SChen Yu 	switch (offset) {
33687e15da9SChen Yu 	case MSR_PKG_ENERGY_STATUS:
337*301b1d3aSBas Nieuwenhuizen 	case MSR_PKG_ENERGY_STAT:
33887e15da9SChen Yu 		idx = IDX_PKG_ENERGY;
33987e15da9SChen Yu 		break;
34087e15da9SChen Yu 	case MSR_DRAM_ENERGY_STATUS:
34187e15da9SChen Yu 		idx = IDX_DRAM_ENERGY;
34287e15da9SChen Yu 		break;
34387e15da9SChen Yu 	case MSR_PP0_ENERGY_STATUS:
34487e15da9SChen Yu 		idx = IDX_PP0_ENERGY;
34587e15da9SChen Yu 		break;
34687e15da9SChen Yu 	case MSR_PP1_ENERGY_STATUS:
34787e15da9SChen Yu 		idx = IDX_PP1_ENERGY;
34887e15da9SChen Yu 		break;
34987e15da9SChen Yu 	case MSR_PKG_PERF_STATUS:
35087e15da9SChen Yu 		idx = IDX_PKG_PERF;
35187e15da9SChen Yu 		break;
35287e15da9SChen Yu 	case MSR_DRAM_PERF_STATUS:
35387e15da9SChen Yu 		idx = IDX_DRAM_PERF;
35487e15da9SChen Yu 		break;
35587e15da9SChen Yu 	default:
35687e15da9SChen Yu 		idx = -1;
35787e15da9SChen Yu 	}
35887e15da9SChen Yu 	return idx;
35987e15da9SChen Yu }
36087e15da9SChen Yu 
36187e15da9SChen Yu int idx_valid(int idx)
36287e15da9SChen Yu {
36387e15da9SChen Yu 	switch (idx) {
36487e15da9SChen Yu 	case IDX_PKG_ENERGY:
365*301b1d3aSBas Nieuwenhuizen 		return do_rapl & (RAPL_PKG | RAPL_AMD_F17H);
36687e15da9SChen Yu 	case IDX_DRAM_ENERGY:
36787e15da9SChen Yu 		return do_rapl & RAPL_DRAM;
36887e15da9SChen Yu 	case IDX_PP0_ENERGY:
36987e15da9SChen Yu 		return do_rapl & RAPL_CORES_ENERGY_STATUS;
37087e15da9SChen Yu 	case IDX_PP1_ENERGY:
37187e15da9SChen Yu 		return do_rapl & RAPL_GFX;
37287e15da9SChen Yu 	case IDX_PKG_PERF:
37387e15da9SChen Yu 		return do_rapl & RAPL_PKG_PERF_STATUS;
37487e15da9SChen Yu 	case IDX_DRAM_PERF:
37587e15da9SChen Yu 		return do_rapl & RAPL_DRAM_PERF_STATUS;
37687e15da9SChen Yu 	default:
37787e15da9SChen Yu 		return 0;
37887e15da9SChen Yu 	}
37987e15da9SChen Yu }
380388e9c81SLen Brown struct sys_counters {
381678a3bd1SLen Brown 	unsigned int added_thread_counters;
382678a3bd1SLen Brown 	unsigned int added_core_counters;
383678a3bd1SLen Brown 	unsigned int added_package_counters;
384388e9c81SLen Brown 	struct msr_counter *tp;
385388e9c81SLen Brown 	struct msr_counter *cp;
386388e9c81SLen Brown 	struct msr_counter *pp;
387388e9c81SLen Brown } sys;
388388e9c81SLen Brown 
389c98d5d94SLen Brown struct system_summary {
390c98d5d94SLen Brown 	struct thread_data threads;
391c98d5d94SLen Brown 	struct core_data cores;
392c98d5d94SLen Brown 	struct pkg_data packages;
393388e9c81SLen Brown } average;
394c98d5d94SLen Brown 
3950e2d8f05SLen Brown struct cpu_topology {
3960e2d8f05SLen Brown 	int physical_package_id;
3976de68fe1SLen Brown 	int die_id;
3980e2d8f05SLen Brown 	int logical_cpu_id;
399ef605741SPrarit Bhargava 	int physical_node_id;
400ef605741SPrarit Bhargava 	int logical_node_id;	/* 0-based count within the package */
4010e2d8f05SLen Brown 	int physical_core_id;
4028cb48b32SPrarit Bhargava 	int thread_id;
4030e2d8f05SLen Brown 	cpu_set_t *put_ids; /* Processing Unit/Thread IDs */
4040e2d8f05SLen Brown } *cpus;
405c98d5d94SLen Brown 
406c98d5d94SLen Brown struct topo_params {
407c98d5d94SLen Brown 	int num_packages;
4086de68fe1SLen Brown 	int num_die;
409103a8feaSLen Brown 	int num_cpus;
410c98d5d94SLen Brown 	int num_cores;
411c98d5d94SLen Brown 	int max_cpu_num;
412ef605741SPrarit Bhargava 	int max_node_num;
41370a9c6e8SPrarit Bhargava 	int nodes_per_pkg;
41470a9c6e8SPrarit Bhargava 	int cores_per_node;
41570a9c6e8SPrarit Bhargava 	int threads_per_core;
416c98d5d94SLen Brown } topo;
417103a8feaSLen Brown 
418c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
419103a8feaSLen Brown 
420562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
421562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
422562a2d37SLen Brown 
423c98d5d94SLen Brown void setup_all_buffers(void);
424103a8feaSLen Brown 
4251f81c5efSLen Brown char *sys_lpi_file;
4261f81c5efSLen Brown char *sys_lpi_file_sysfs = "/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us";
4271f81c5efSLen Brown char *sys_lpi_file_debugfs = "/sys/kernel/debug/pmc_core/slp_s0_residency_usec";
4281f81c5efSLen Brown 
429c98d5d94SLen Brown int cpu_is_not_present(int cpu)
430d15cf7c1SLen Brown {
431c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
432c98d5d94SLen Brown }
433c98d5d94SLen Brown /*
434c98d5d94SLen Brown  * run func(thread, core, package) in topology order
435c98d5d94SLen Brown  * skip non-present cpus
436c98d5d94SLen Brown  */
437c98d5d94SLen Brown 
438c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
439c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
440c98d5d94SLen Brown {
44140f5cfe7SPrarit Bhargava 	int retval, pkg_no, core_no, thread_no, node_no;
442c98d5d94SLen Brown 
443c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
444df2f677dSLen Brown 		for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) {
44570a9c6e8SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node; ++core_no) {
446c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
44770a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
448c98d5d94SLen Brown 					struct thread_data *t;
449c98d5d94SLen Brown 					struct core_data *c;
450c98d5d94SLen Brown 					struct pkg_data *p;
451c98d5d94SLen Brown 
45240f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
45340f5cfe7SPrarit Bhargava 						       core_no, node_no,
45440f5cfe7SPrarit Bhargava 						       pkg_no);
455c98d5d94SLen Brown 
456c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
457c98d5d94SLen Brown 						continue;
458c98d5d94SLen Brown 
45940f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
46040f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
461c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
462c98d5d94SLen Brown 
463c98d5d94SLen Brown 					retval = func(t, c, p);
464c98d5d94SLen Brown 					if (retval)
465c98d5d94SLen Brown 						return retval;
466c98d5d94SLen Brown 				}
467c98d5d94SLen Brown 			}
468c98d5d94SLen Brown 		}
46940f5cfe7SPrarit Bhargava 	}
470d15cf7c1SLen Brown 	return 0;
471d15cf7c1SLen Brown }
472d15cf7c1SLen Brown 
47388c3281fSLen Brown int cpu_migrate(int cpu)
47488c3281fSLen Brown {
475c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
476c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
477c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
47888c3281fSLen Brown 		return -1;
47988c3281fSLen Brown 	else
48088c3281fSLen Brown 		return 0;
48188c3281fSLen Brown }
48236229897SLen Brown int get_msr_fd(int cpu)
483103a8feaSLen Brown {
484103a8feaSLen Brown 	char pathname[32];
485103a8feaSLen Brown 	int fd;
486103a8feaSLen Brown 
48736229897SLen Brown 	fd = fd_percpu[cpu];
48836229897SLen Brown 
48936229897SLen Brown 	if (fd)
49036229897SLen Brown 		return fd;
49136229897SLen Brown 
492103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
493103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
49415aaa346SLen Brown 	if (fd < 0)
49598481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
496103a8feaSLen Brown 
49736229897SLen Brown 	fd_percpu[cpu] = fd;
49836229897SLen Brown 
49936229897SLen Brown 	return fd;
50036229897SLen Brown }
50136229897SLen Brown 
5022af4f9b8SLen Brown static long perf_event_open(struct perf_event_attr *hw_event, pid_t pid, int cpu, int group_fd, unsigned long flags)
5032af4f9b8SLen Brown {
5042af4f9b8SLen Brown 	return syscall(__NR_perf_event_open, hw_event, pid, cpu, group_fd, flags);
5052af4f9b8SLen Brown }
5062af4f9b8SLen Brown 
5072af4f9b8SLen Brown static int perf_instr_count_open(int cpu_num)
5082af4f9b8SLen Brown {
5092af4f9b8SLen Brown 	struct perf_event_attr pea;
5102af4f9b8SLen Brown 	int fd;
5112af4f9b8SLen Brown 
5122af4f9b8SLen Brown 	memset(&pea, 0, sizeof(struct perf_event_attr));
5132af4f9b8SLen Brown 	pea.type = PERF_TYPE_HARDWARE;
5142af4f9b8SLen Brown 	pea.size = sizeof(struct perf_event_attr);
5152af4f9b8SLen Brown 	pea.config = PERF_COUNT_HW_INSTRUCTIONS;
5162af4f9b8SLen Brown 
5172af4f9b8SLen Brown 	/* counter for cpu_num, including user + kernel and all processes */
5182af4f9b8SLen Brown 	fd = perf_event_open(&pea, -1, cpu_num, -1, 0);
5192af4f9b8SLen Brown 	if (fd == -1)
5202af4f9b8SLen Brown 		err(-1, "cpu%d: perf instruction counter\n", cpu_num);
5212af4f9b8SLen Brown 
5222af4f9b8SLen Brown 	return fd;
5232af4f9b8SLen Brown }
5242af4f9b8SLen Brown 
5252af4f9b8SLen Brown int get_instr_count_fd(int cpu)
5262af4f9b8SLen Brown {
5272af4f9b8SLen Brown 	if (fd_instr_count_percpu[cpu])
5282af4f9b8SLen Brown 		return fd_instr_count_percpu[cpu];
5292af4f9b8SLen Brown 
5302af4f9b8SLen Brown 	fd_instr_count_percpu[cpu] = perf_instr_count_open(cpu);
5312af4f9b8SLen Brown 
5322af4f9b8SLen Brown 	return fd_instr_count_percpu[cpu];
5332af4f9b8SLen Brown }
5342af4f9b8SLen Brown 
53536229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
53636229897SLen Brown {
53736229897SLen Brown 	ssize_t retval;
53836229897SLen Brown 
53936229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
54015aaa346SLen Brown 
54198481e79SLen Brown 	if (retval != sizeof *msr)
542cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
54315aaa346SLen Brown 
54415aaa346SLen Brown 	return 0;
545103a8feaSLen Brown }
546103a8feaSLen Brown 
547fc04cc67SLen Brown /*
548bdd5ae3aSLen Brown  * This list matches the column headers, except
549bdd5ae3aSLen Brown  * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time
550bdd5ae3aSLen Brown  * 2. Core and CPU are moved to the end, we can't have strings that contain them
551bdd5ae3aSLen Brown  *    matching on them for --show and --hide.
552fc04cc67SLen Brown  */
553812db3f7SLen Brown struct msr_counter bic[] = {
5543f44a5c6SLen Brown 	{ 0x0, "usec" },
5553f44a5c6SLen Brown 	{ 0x0, "Time_Of_Day_Seconds" },
556812db3f7SLen Brown 	{ 0x0, "Package" },
557bdd5ae3aSLen Brown 	{ 0x0, "Node" },
558812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
559bdd5ae3aSLen Brown 	{ 0x0, "Busy%" },
560812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
561812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
562812db3f7SLen Brown 	{ 0x0, "IRQ" },
563495c7654SLen Brown 	{ 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL},
564bdd5ae3aSLen Brown 	{ 0x0, "sysfs" },
565812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
566812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
567812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
568812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
569812db3f7SLen Brown 	{ 0x0, "ThreadC" },
570812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
571812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
572812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
573812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
574812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
575812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
576812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
577812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
578812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
5790f47c08dSLen Brown 	{ 0x0, "Pkg%pc8" },
5800f47c08dSLen Brown 	{ 0x0, "Pkg%pc9" },
5814bd1f8f2SLen Brown 	{ 0x0, "Pk%pc10" },
582be0e54c4SLen Brown 	{ 0x0, "CPU%LPI" },
583be0e54c4SLen Brown 	{ 0x0, "SYS%LPI" },
584812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
585812db3f7SLen Brown 	{ 0x0, "CorWatt" },
586812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
587812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
588812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
589812db3f7SLen Brown 	{ 0x0, "PKG_%" },
590812db3f7SLen Brown 	{ 0x0, "RAM_%" },
591812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
592812db3f7SLen Brown 	{ 0x0, "Cor_J" },
593812db3f7SLen Brown 	{ 0x0, "GFX_J" },
594812db3f7SLen Brown 	{ 0x0, "RAM_J" },
5950539ba11SLen Brown 	{ 0x0, "Mod%c6" },
596a99d8730SLen Brown 	{ 0x0, "Totl%C0" },
597a99d8730SLen Brown 	{ 0x0, "Any%C0" },
598a99d8730SLen Brown 	{ 0x0, "GFX%C0" },
599a99d8730SLen Brown 	{ 0x0, "CPUGFX%" },
600bdd5ae3aSLen Brown 	{ 0x0, "Core" },
601bdd5ae3aSLen Brown 	{ 0x0, "CPU" },
6024c2122d4SLen Brown 	{ 0x0, "APIC" },
6034c2122d4SLen Brown 	{ 0x0, "X2APIC" },
6046de68fe1SLen Brown 	{ 0x0, "Die" },
605b4b91569SRafael Antognolli 	{ 0x0, "GFXAMHz" },
6062af4f9b8SLen Brown 	{ 0x0, "IPC" },
607812db3f7SLen Brown };
608812db3f7SLen Brown 
609812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
6103f44a5c6SLen Brown #define	BIC_USEC	(1ULL << 0)
6113f44a5c6SLen Brown #define	BIC_TOD		(1ULL << 1)
6123f44a5c6SLen Brown #define	BIC_Package	(1ULL << 2)
613bdd5ae3aSLen Brown #define	BIC_Node	(1ULL << 3)
614bdd5ae3aSLen Brown #define	BIC_Avg_MHz	(1ULL << 4)
615bdd5ae3aSLen Brown #define	BIC_Busy	(1ULL << 5)
616bdd5ae3aSLen Brown #define	BIC_Bzy_MHz	(1ULL << 6)
617bdd5ae3aSLen Brown #define	BIC_TSC_MHz	(1ULL << 7)
618bdd5ae3aSLen Brown #define	BIC_IRQ		(1ULL << 8)
619bdd5ae3aSLen Brown #define	BIC_SMI		(1ULL << 9)
620bdd5ae3aSLen Brown #define	BIC_sysfs	(1ULL << 10)
621bdd5ae3aSLen Brown #define	BIC_CPU_c1	(1ULL << 11)
622bdd5ae3aSLen Brown #define	BIC_CPU_c3	(1ULL << 12)
623bdd5ae3aSLen Brown #define	BIC_CPU_c6	(1ULL << 13)
624bdd5ae3aSLen Brown #define	BIC_CPU_c7	(1ULL << 14)
625bdd5ae3aSLen Brown #define	BIC_ThreadC	(1ULL << 15)
626bdd5ae3aSLen Brown #define	BIC_CoreTmp	(1ULL << 16)
627bdd5ae3aSLen Brown #define	BIC_CoreCnt	(1ULL << 17)
628bdd5ae3aSLen Brown #define	BIC_PkgTmp	(1ULL << 18)
629bdd5ae3aSLen Brown #define	BIC_GFX_rc6	(1ULL << 19)
630bdd5ae3aSLen Brown #define	BIC_GFXMHz	(1ULL << 20)
631bdd5ae3aSLen Brown #define	BIC_Pkgpc2	(1ULL << 21)
632bdd5ae3aSLen Brown #define	BIC_Pkgpc3	(1ULL << 22)
633bdd5ae3aSLen Brown #define	BIC_Pkgpc6	(1ULL << 23)
634bdd5ae3aSLen Brown #define	BIC_Pkgpc7	(1ULL << 24)
635bdd5ae3aSLen Brown #define	BIC_Pkgpc8	(1ULL << 25)
636bdd5ae3aSLen Brown #define	BIC_Pkgpc9	(1ULL << 26)
637bdd5ae3aSLen Brown #define	BIC_Pkgpc10	(1ULL << 27)
638bdd5ae3aSLen Brown #define BIC_CPU_LPI	(1ULL << 28)
639bdd5ae3aSLen Brown #define BIC_SYS_LPI	(1ULL << 29)
640bdd5ae3aSLen Brown #define	BIC_PkgWatt	(1ULL << 30)
641bdd5ae3aSLen Brown #define	BIC_CorWatt	(1ULL << 31)
642bdd5ae3aSLen Brown #define	BIC_GFXWatt	(1ULL << 32)
643bdd5ae3aSLen Brown #define	BIC_PkgCnt	(1ULL << 33)
644bdd5ae3aSLen Brown #define	BIC_RAMWatt	(1ULL << 34)
645bdd5ae3aSLen Brown #define	BIC_PKG__	(1ULL << 35)
646bdd5ae3aSLen Brown #define	BIC_RAM__	(1ULL << 36)
647bdd5ae3aSLen Brown #define	BIC_Pkg_J	(1ULL << 37)
648bdd5ae3aSLen Brown #define	BIC_Cor_J	(1ULL << 38)
649bdd5ae3aSLen Brown #define	BIC_GFX_J	(1ULL << 39)
650bdd5ae3aSLen Brown #define	BIC_RAM_J	(1ULL << 40)
651bdd5ae3aSLen Brown #define	BIC_Mod_c6	(1ULL << 41)
652bdd5ae3aSLen Brown #define	BIC_Totl_c0	(1ULL << 42)
653bdd5ae3aSLen Brown #define	BIC_Any_c0	(1ULL << 43)
654bdd5ae3aSLen Brown #define	BIC_GFX_c0	(1ULL << 44)
655bdd5ae3aSLen Brown #define	BIC_CPUGFX	(1ULL << 45)
656bdd5ae3aSLen Brown #define	BIC_Core	(1ULL << 46)
657bdd5ae3aSLen Brown #define	BIC_CPU		(1ULL << 47)
6584c2122d4SLen Brown #define	BIC_APIC	(1ULL << 48)
6594c2122d4SLen Brown #define	BIC_X2APIC	(1ULL << 49)
6606de68fe1SLen Brown #define	BIC_Die		(1ULL << 50)
661b4b91569SRafael Antognolli #define	BIC_GFXACTMHz	(1ULL << 51)
6622af4f9b8SLen Brown #define	BIC_IPC		(1ULL << 52)
663812db3f7SLen Brown 
6644c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT	(BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC)
6653f44a5c6SLen Brown 
6663f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT);
6674c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC;
668812db3f7SLen Brown 
669812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
6701e9042b9SSrinivas Pandruvada #define DO_BIC_READ(COUNTER_NAME) (bic_present & COUNTER_NAME)
6713f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME)
672812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
6730f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT)
6742af4f9b8SLen Brown #define BIC_IS_ENABLED(COUNTER_BIT) (bic_enabled & COUNTER_BIT)
675812db3f7SLen Brown 
6763f44a5c6SLen Brown 
677dd778a5eSLen Brown #define MAX_DEFERRED 16
678dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED];
679dd778a5eSLen Brown int deferred_skip_index;
680dd778a5eSLen Brown 
681dd778a5eSLen Brown /*
682dd778a5eSLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
683dd778a5eSLen Brown  * SHOW_LIST - show this list of counters, hide the rest
684dd778a5eSLen Brown  */
685dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
686dd778a5eSLen Brown 
687dd778a5eSLen Brown void help(void)
688dd778a5eSLen Brown {
689dd778a5eSLen Brown 	fprintf(outf,
690dd778a5eSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
691dd778a5eSLen Brown 	"\n"
692dd778a5eSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
693dd778a5eSLen Brown 	"when COMMAND completes.\n"
694dd778a5eSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
695dd778a5eSLen Brown 	"to print statistics, until interrupted.\n"
696cc481650SNathan Ciobanu 	"  -a, --add	add a counter\n"
697dd778a5eSLen Brown 	"		  eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
698cc481650SNathan Ciobanu 	"  -c, --cpu	cpu-set	limit output to summary plus cpu-set:\n"
699dd778a5eSLen Brown 	"		  {core | package | j,k,l..m,n-p }\n"
7009ce80578SNathan Ciobanu 	"  -d, --debug	displays usec, Time_Of_Day_Seconds and more debugging\n"
7019ce80578SNathan Ciobanu 	"  -D, --Dump	displays the raw counter values\n"
7029ce80578SNathan Ciobanu 	"  -e, --enable	[all | column]\n"
7039ce80578SNathan Ciobanu 	"		shows all or the specified disabled column\n"
7049ce80578SNathan Ciobanu 	"  -H, --hide [column|column,column,...]\n"
7059ce80578SNathan Ciobanu 	"		hide the specified column(s)\n"
706cc481650SNathan Ciobanu 	"  -i, --interval sec.subsec\n"
707cc481650SNathan Ciobanu 	"		Override default 5-second measurement interval\n"
7089ce80578SNathan Ciobanu 	"  -J, --Joules	displays energy in Joules instead of Watts\n"
709cc481650SNathan Ciobanu 	"  -l, --list	list column headers only\n"
710cc481650SNathan Ciobanu 	"  -n, --num_iterations num\n"
711cc481650SNathan Ciobanu 	"		number of the measurement iterations\n"
712cc481650SNathan Ciobanu 	"  -o, --out file\n"
713cc481650SNathan Ciobanu 	"		create or truncate \"file\" for all output\n"
714cc481650SNathan Ciobanu 	"  -q, --quiet	skip decoding system configuration header\n"
7159ce80578SNathan Ciobanu 	"  -s, --show [column|column,column,...]\n"
7169ce80578SNathan Ciobanu 	"		show only the specified column(s)\n"
7179ce80578SNathan Ciobanu 	"  -S, --Summary\n"
7189ce80578SNathan Ciobanu 	"		limits output to 1-line system summary per interval\n"
7199ce80578SNathan Ciobanu 	"  -T, --TCC temperature\n"
7209ce80578SNathan Ciobanu 	"		sets the Thermal Control Circuit temperature in\n"
7219ce80578SNathan Ciobanu 	"		  degrees Celsius\n"
722cc481650SNathan Ciobanu 	"  -h, --help	print this help message\n"
723cc481650SNathan Ciobanu 	"  -v, --version	print version information\n"
724dd778a5eSLen Brown 	"\n"
725dd778a5eSLen Brown 	"For more help, run \"man turbostat\"\n");
726dd778a5eSLen Brown }
727dd778a5eSLen Brown 
728812db3f7SLen Brown /*
729812db3f7SLen Brown  * bic_lookup
730812db3f7SLen Brown  * for all the strings in comma separate name_list,
731812db3f7SLen Brown  * set the approprate bit in return value.
732812db3f7SLen Brown  */
733dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode)
734812db3f7SLen Brown {
735812db3f7SLen Brown 	int i;
736812db3f7SLen Brown 	unsigned long long retval = 0;
737812db3f7SLen Brown 
738812db3f7SLen Brown 	while (name_list) {
739812db3f7SLen Brown 		char *comma;
740812db3f7SLen Brown 
741812db3f7SLen Brown 		comma = strchr(name_list, ',');
742812db3f7SLen Brown 
743812db3f7SLen Brown 		if (comma)
744812db3f7SLen Brown 			*comma = '\0';
745812db3f7SLen Brown 
7463f44a5c6SLen Brown 		if (!strcmp(name_list, "all"))
7473f44a5c6SLen Brown 			return ~0;
7483f44a5c6SLen Brown 
749812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
750812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
751812db3f7SLen Brown 				retval |= (1ULL << i);
752812db3f7SLen Brown 				break;
753812db3f7SLen Brown 			}
754812db3f7SLen Brown 		}
755812db3f7SLen Brown 		if (i == MAX_BIC) {
756dd778a5eSLen Brown 			if (mode == SHOW_LIST) {
757812db3f7SLen Brown 				fprintf(stderr, "Invalid counter name: %s\n", name_list);
758812db3f7SLen Brown 				exit(-1);
759812db3f7SLen Brown 			}
760dd778a5eSLen Brown 			deferred_skip_names[deferred_skip_index++] = name_list;
761dd778a5eSLen Brown 			if (debug)
762dd778a5eSLen Brown 				fprintf(stderr, "deferred \"%s\"\n", name_list);
763dd778a5eSLen Brown 			if (deferred_skip_index >= MAX_DEFERRED) {
764dd778a5eSLen Brown 				fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n",
765dd778a5eSLen Brown 					MAX_DEFERRED, name_list);
766dd778a5eSLen Brown 				help();
767dd778a5eSLen Brown 				exit(1);
768dd778a5eSLen Brown 			}
769dd778a5eSLen Brown 		}
770812db3f7SLen Brown 
771812db3f7SLen Brown 		name_list = comma;
772812db3f7SLen Brown 		if (name_list)
773812db3f7SLen Brown 			name_list++;
774812db3f7SLen Brown 
775812db3f7SLen Brown 	}
776812db3f7SLen Brown 	return retval;
777812db3f7SLen Brown }
778fc04cc67SLen Brown 
779dd778a5eSLen Brown 
780c8ade361SLen Brown void print_header(char *delim)
781103a8feaSLen Brown {
782388e9c81SLen Brown 	struct msr_counter *mp;
7836168c2e0SLen Brown 	int printed = 0;
784388e9c81SLen Brown 
7853f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC))
7863f44a5c6SLen Brown 		outp += sprintf(outp, "%susec", (printed++ ? delim : ""));
7873f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
7883f44a5c6SLen Brown 		outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : ""));
789812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
7906168c2e0SLen Brown 		outp += sprintf(outp, "%sPackage", (printed++ ? delim : ""));
7916de68fe1SLen Brown 	if (DO_BIC(BIC_Die))
7926de68fe1SLen Brown 		outp += sprintf(outp, "%sDie", (printed++ ? delim : ""));
79301235041SPrarit Bhargava 	if (DO_BIC(BIC_Node))
79401235041SPrarit Bhargava 		outp += sprintf(outp, "%sNode", (printed++ ? delim : ""));
795812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
7966168c2e0SLen Brown 		outp += sprintf(outp, "%sCore", (printed++ ? delim : ""));
797812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
7986168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU", (printed++ ? delim : ""));
7994c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
8004c2122d4SLen Brown 		outp += sprintf(outp, "%sAPIC", (printed++ ? delim : ""));
8014c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
8024c2122d4SLen Brown 		outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : ""));
803812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
8046168c2e0SLen Brown 		outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : ""));
805812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
8066168c2e0SLen Brown 		outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : ""));
807812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
8086168c2e0SLen Brown 		outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : ""));
809812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
8106168c2e0SLen Brown 		outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : ""));
8111cc21f7bSLen Brown 
8122af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
8132af4f9b8SLen Brown 		outp += sprintf(outp, "%sIPC", (printed++ ? delim : ""));
8142af4f9b8SLen Brown 
8150de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
8160de6c0dfSLen Brown 		if (sums_need_wide_columns)
8176168c2e0SLen Brown 			outp += sprintf(outp, "%s     IRQ", (printed++ ? delim : ""));
8180de6c0dfSLen Brown 		else
8196168c2e0SLen Brown 			outp += sprintf(outp, "%sIRQ", (printed++ ? delim : ""));
8200de6c0dfSLen Brown 	}
8210de6c0dfSLen Brown 
822812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
8236168c2e0SLen Brown 		outp += sprintf(outp, "%sSMI", (printed++ ? delim : ""));
8241cc21f7bSLen Brown 
825388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
826dd778a5eSLen Brown 
827388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
828388e9c81SLen Brown 			if (mp->width == 64)
829dd778a5eSLen Brown 				outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name);
830388e9c81SLen Brown 			else
831dd778a5eSLen Brown 				outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name);
832388e9c81SLen Brown 		} else {
8330de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
834dd778a5eSLen Brown 				outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name);
8350de6c0dfSLen Brown 			else
836dd778a5eSLen Brown 				outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name);
837388e9c81SLen Brown 		}
838388e9c81SLen Brown 	}
839388e9c81SLen Brown 
84041618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
8416168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : ""));
842562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
8436168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : ""));
844812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
8456168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : ""));
846812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
8476168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : ""));
848678a3bd1SLen Brown 
8490539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
8506168c2e0SLen Brown 		outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : ""));
851678a3bd1SLen Brown 
852812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
8536168c2e0SLen Brown 		outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : ""));
854388e9c81SLen Brown 
8559392bd98SCalvin Walton 	if (do_rapl && !rapl_joules) {
8569392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
8579392bd98SCalvin Walton 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
8589392bd98SCalvin Walton 	} else if (do_rapl && rapl_joules) {
8599392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
8609392bd98SCalvin Walton 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
8619392bd98SCalvin Walton 	}
8629392bd98SCalvin Walton 
863388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
864388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
865388e9c81SLen Brown 			if (mp->width == 64)
866c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
867388e9c81SLen Brown 			else
868c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
869388e9c81SLen Brown 		} else {
8700de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8710de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
8720de6c0dfSLen Brown 			else
873c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
874388e9c81SLen Brown 		}
875388e9c81SLen Brown 	}
876388e9c81SLen Brown 
877812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8786168c2e0SLen Brown 		outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : ""));
879889facbeSLen Brown 
880812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
8816168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : ""));
882fdf676e5SLen Brown 
883812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8846168c2e0SLen Brown 		outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : ""));
88527d47356SLen Brown 
886b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
887b4b91569SRafael Antognolli 		outp += sprintf(outp, "%sGFXAMHz", (printed++ ? delim : ""));
888b4b91569SRafael Antognolli 
889a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
8906168c2e0SLen Brown 		outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : ""));
891a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
8926168c2e0SLen Brown 		outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : ""));
893a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
8946168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : ""));
895a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
8966168c2e0SLen Brown 		outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : ""));
8970b2bb692SLen Brown 
8980f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
8996168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : ""));
9000f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
9016168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : ""));
9020f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
9036168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : ""));
9040f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
9056168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : ""));
9060f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
9076168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : ""));
9080f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
9096168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : ""));
9100f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
9116168c2e0SLen Brown 		outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : ""));
912be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
913be0e54c4SLen Brown 		outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : ""));
914be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
915be0e54c4SLen Brown 		outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : ""));
916103a8feaSLen Brown 
9175c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
918812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
9196168c2e0SLen Brown 			outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : ""));
9209392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
9216168c2e0SLen Brown 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
922812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
9236168c2e0SLen Brown 			outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : ""));
924812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
9256168c2e0SLen Brown 			outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : ""));
926812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
9276168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
928812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
9296168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
930d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
931812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
9326168c2e0SLen Brown 			outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : ""));
9339392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
9346168c2e0SLen Brown 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
935812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
9366168c2e0SLen Brown 			outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : ""));
937812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
9386168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : ""));
939812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
9406168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
941812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
9426168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
9435c56be9aSDirk Brandewie 	}
944388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
945388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
946388e9c81SLen Brown 			if (mp->width == 64)
947c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
948388e9c81SLen Brown 			else
949c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
950388e9c81SLen Brown 		} else {
9510de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
9520de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
9530de6c0dfSLen Brown 			else
954c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
955388e9c81SLen Brown 		}
956388e9c81SLen Brown 	}
957388e9c81SLen Brown 
958c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
959103a8feaSLen Brown }
960103a8feaSLen Brown 
961c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
962c98d5d94SLen Brown 	struct pkg_data *p)
963103a8feaSLen Brown {
964388e9c81SLen Brown 	int i;
965388e9c81SLen Brown 	struct msr_counter *mp;
966388e9c81SLen Brown 
9673b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
968c98d5d94SLen Brown 
969c98d5d94SLen Brown 	if (t) {
9703b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
9713b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
9723b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
9733b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
9743b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
9753b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
9766886fee4SLen Brown 
9772af4f9b8SLen Brown 		if (DO_BIC(BIC_IPC))
9782af4f9b8SLen Brown 			outp += sprintf(outp, "IPC: %lld\n", t->instr_count);
9792af4f9b8SLen Brown 
980812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
9810de6c0dfSLen Brown 			outp += sprintf(outp, "IRQ: %lld\n", t->irq_count);
982812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
983218f0e8dSLen Brown 			outp += sprintf(outp, "SMI: %d\n", t->smi_count);
984388e9c81SLen Brown 
985388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
986388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
987388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
988388e9c81SLen Brown 		}
989103a8feaSLen Brown 	}
990103a8feaSLen Brown 
991c98d5d94SLen Brown 	if (c) {
9923b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
9933b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
9943b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
9953b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
9963b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
9979392bd98SCalvin Walton 		outp += sprintf(outp, "Joules: %0X\n", c->core_energy);
998388e9c81SLen Brown 
999388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1000388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
1001388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
1002388e9c81SLen Brown 		}
10030539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
1004c98d5d94SLen Brown 	}
1005103a8feaSLen Brown 
1006c98d5d94SLen Brown 	if (p) {
10073b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
10080b2bb692SLen Brown 
10090b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
10100b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
10110b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
10120b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
10130b2bb692SLen Brown 
10143b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
10150f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc3))
10163b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
10170f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc6))
10183b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
10190f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc7))
10203b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
10213b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
10223b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
10233b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
1024be0e54c4SLen Brown 		outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi);
1025be0e54c4SLen Brown 		outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi);
10267c2ccc50SChen Yu 		outp += sprintf(outp, "Joules PKG: %0llX\n", p->energy_pkg);
10277c2ccc50SChen Yu 		outp += sprintf(outp, "Joules COR: %0llX\n", p->energy_cores);
10287c2ccc50SChen Yu 		outp += sprintf(outp, "Joules GFX: %0llX\n", p->energy_gfx);
10297c2ccc50SChen Yu 		outp += sprintf(outp, "Joules RAM: %0llX\n", p->energy_dram);
10307c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle PKG: %0llX\n",
10313b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
10327c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle RAM: %0llX\n",
10333b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
10343b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
1035388e9c81SLen Brown 
1036388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1037388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
1038388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
1039388e9c81SLen Brown 		}
1040c98d5d94SLen Brown 	}
10413b4d5c7fSAndy Shevchenko 
10423b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
10433b4d5c7fSAndy Shevchenko 
1044c98d5d94SLen Brown 	return 0;
1045103a8feaSLen Brown }
1046103a8feaSLen Brown 
1047e23da037SLen Brown /*
1048e23da037SLen Brown  * column formatting convention & formats
1049e23da037SLen Brown  */
1050c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
1051c98d5d94SLen Brown 	struct pkg_data *p)
1052103a8feaSLen Brown {
1053008d396eSLen Brown 	double interval_float, tsc;
1054fc04cc67SLen Brown 	char *fmt8;
1055388e9c81SLen Brown 	int i;
1056388e9c81SLen Brown 	struct msr_counter *mp;
10576168c2e0SLen Brown 	char *delim = "\t";
10586168c2e0SLen Brown 	int printed = 0;
1059103a8feaSLen Brown 
1060c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
1061c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1062c98d5d94SLen Brown 		return 0;
1063c98d5d94SLen Brown 
1064c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
1065c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1066c98d5d94SLen Brown 		return 0;
1067c98d5d94SLen Brown 
10681ef7d21aSLen Brown 	/*if not summary line and --cpu is used */
10691ef7d21aSLen Brown 	if ((t != &average.threads) &&
10701ef7d21aSLen Brown 		(cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset)))
10711ef7d21aSLen Brown 		return 0;
10721ef7d21aSLen Brown 
10733f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC)) {
1074f4fdf2b4SLen Brown 		/* on each row, print how many usec each timestamp took to gather */
1075f4fdf2b4SLen Brown 		struct timeval tv;
1076f4fdf2b4SLen Brown 
1077f4fdf2b4SLen Brown 		timersub(&t->tv_end, &t->tv_begin, &tv);
1078f4fdf2b4SLen Brown 		outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec);
1079f4fdf2b4SLen Brown 	}
1080f4fdf2b4SLen Brown 
10813f44a5c6SLen Brown 	/* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */
10823f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
10833f44a5c6SLen Brown 		outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec);
10843f44a5c6SLen Brown 
1085d4794f25SYazen Ghannam 	interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec/1000000.0;
1086103a8feaSLen Brown 
1087008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
1088008d396eSLen Brown 
1089c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
1090c98d5d94SLen Brown 	if (t == &average.threads) {
1091812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
10926168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10936de68fe1SLen Brown 		if (DO_BIC(BIC_Die))
10946de68fe1SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
109501235041SPrarit Bhargava 		if (DO_BIC(BIC_Node))
109601235041SPrarit Bhargava 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1097812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
10986168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1099812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
11006168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11014c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
11024c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11034c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
11044c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1105103a8feaSLen Brown 	} else {
1106812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
1107c98d5d94SLen Brown 			if (p)
11086168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id);
1109c98d5d94SLen Brown 			else
11106168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1111c98d5d94SLen Brown 		}
11126de68fe1SLen Brown 		if (DO_BIC(BIC_Die)) {
11136de68fe1SLen Brown 			if (c)
11146de68fe1SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id);
11156de68fe1SLen Brown 			else
11166de68fe1SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
11176de68fe1SLen Brown 		}
111801235041SPrarit Bhargava 		if (DO_BIC(BIC_Node)) {
111901235041SPrarit Bhargava 			if (t)
112001235041SPrarit Bhargava 				outp += sprintf(outp, "%s%d",
112101235041SPrarit Bhargava 						(printed++ ? delim : ""),
112201235041SPrarit Bhargava 					      cpus[t->cpu_id].physical_node_id);
112301235041SPrarit Bhargava 			else
112401235041SPrarit Bhargava 				outp += sprintf(outp, "%s-",
112501235041SPrarit Bhargava 						(printed++ ? delim : ""));
112601235041SPrarit Bhargava 		}
1127812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
1128c98d5d94SLen Brown 			if (c)
11296168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id);
1130c98d5d94SLen Brown 			else
11316168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1132c98d5d94SLen Brown 		}
1133812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
11346168c2e0SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id);
11354c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
11364c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id);
11374c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
11384c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id);
1139103a8feaSLen Brown 	}
1140fc04cc67SLen Brown 
1141812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
11426168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1143fc04cc67SLen Brown 			1.0 / units * t->aperf / interval_float);
1144fc04cc67SLen Brown 
1145812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
11466168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc);
1147103a8feaSLen Brown 
1148812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
114921ed5574SLen Brown 		if (has_base_hz)
11506168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf);
115121ed5574SLen Brown 		else
11526168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1153008d396eSLen Brown 				tsc / units * t->aperf / t->mperf / interval_float);
115421ed5574SLen Brown 	}
1155103a8feaSLen Brown 
1156812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
11576168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float);
1158103a8feaSLen Brown 
11592af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
11602af4f9b8SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 1.0 * t->instr_count / t->aperf);
11612af4f9b8SLen Brown 
1162562a2d37SLen Brown 	/* IRQ */
11630de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
11640de6c0dfSLen Brown 		if (sums_need_wide_columns)
11656168c2e0SLen Brown 			outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count);
11660de6c0dfSLen Brown 		else
11676168c2e0SLen Brown 			outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count);
11680de6c0dfSLen Brown 	}
1169562a2d37SLen Brown 
11701cc21f7bSLen Brown 	/* SMI */
1171812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
11726168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count);
11731cc21f7bSLen Brown 
1174678a3bd1SLen Brown 	/* Added counters */
1175678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1176678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
1177678a3bd1SLen Brown 			if (mp->width == 32)
11785f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]);
1179678a3bd1SLen Brown 			else
11806168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]);
1181678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11820de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11836168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]);
11840de6c0dfSLen Brown 			else
11856168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]);
1186678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
118741618e63SLen Brown 			if (mp->type == COUNTER_USEC)
11886168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000);
118941618e63SLen Brown 			else
11906168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc);
1191678a3bd1SLen Brown 		}
1192678a3bd1SLen Brown 	}
1193678a3bd1SLen Brown 
119441618e63SLen Brown 	/* C1 */
119541618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
11966168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc);
119741618e63SLen Brown 
119841618e63SLen Brown 
1199c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
1200c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1201c98d5d94SLen Brown 		goto done;
1202c98d5d94SLen Brown 
1203562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
12046168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc);
1205812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
12066168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc);
1207812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
12086168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc);
1209c98d5d94SLen Brown 
12100539ba11SLen Brown 	/* Mod%c6 */
12110539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
12126168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc);
12130539ba11SLen Brown 
1214812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
12156168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c);
1216889facbeSLen Brown 
1217388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1218388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1219388e9c81SLen Brown 			if (mp->width == 32)
12205f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]);
1221388e9c81SLen Brown 			else
12226168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]);
1223388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
12240de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
12256168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]);
12260de6c0dfSLen Brown 			else
12276168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]);
1228388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
12296168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc);
1230388e9c81SLen Brown 		}
1231388e9c81SLen Brown 	}
1232388e9c81SLen Brown 
12339392bd98SCalvin Walton 	fmt8 = "%s%.2f";
12349392bd98SCalvin Walton 
12359392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
12369392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float);
12379392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
12389392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units);
12399392bd98SCalvin Walton 
1240c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
1241c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1242c98d5d94SLen Brown 		goto done;
1243c98d5d94SLen Brown 
12440b2bb692SLen Brown 	/* PkgTmp */
1245812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
12466168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c);
1247889facbeSLen Brown 
1248fdf676e5SLen Brown 	/* GFXrc6 */
1249812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
1250ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
12516168c2e0SLen Brown 			outp += sprintf(outp, "%s**.**", (printed++ ? delim : ""));
12529185e988SLen Brown 		} else {
12536168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
12549185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
12559185e988SLen Brown 		}
12569185e988SLen Brown 	}
1257fdf676e5SLen Brown 
125827d47356SLen Brown 	/* GFXMHz */
1259812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
12606168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz);
126127d47356SLen Brown 
1262b4b91569SRafael Antognolli 	/* GFXACTMHz */
1263b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
1264b4b91569SRafael Antognolli 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_act_mhz);
1265b4b91569SRafael Antognolli 
12660b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
1267a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
12686168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc);
1269a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
12706168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc);
1271a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
12726168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc);
1273a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
12746168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc);
12750b2bb692SLen Brown 
12760f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
12776168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc);
12780f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
12796168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc);
12800f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
12816168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc);
12820f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
12836168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc);
12840f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
12856168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc);
12860f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
12876168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc);
12880f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
12896168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc);
1290889facbeSLen Brown 
1291be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
1292be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float);
1293be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
1294be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float);
1295be0e54c4SLen Brown 
1296812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
12976168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float);
12989392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
12996168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float);
1300812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
13016168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float);
1302812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
13036168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float);
1304812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
13056168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units);
13069392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
13076168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units);
1308812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
13096168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units);
1310812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
13116168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units);
1312812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
13136168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
1314812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
13156168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
1316812db3f7SLen Brown 
1317388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1318388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1319388e9c81SLen Brown 			if (mp->width == 32)
13205f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]);
1321388e9c81SLen Brown 			else
13226168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]);
1323388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
13240de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
13256168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]);
13260de6c0dfSLen Brown 			else
13276168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]);
1328388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
13296168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc);
1330388e9c81SLen Brown 		}
1331388e9c81SLen Brown 	}
1332388e9c81SLen Brown 
1333c98d5d94SLen Brown done:
133494d6ab4bSLen Brown 	if (*(outp - 1) != '\n')
1335c98d5d94SLen Brown 		outp += sprintf(outp, "\n");
1336c98d5d94SLen Brown 
1337c98d5d94SLen Brown 	return 0;
1338103a8feaSLen Brown }
1339103a8feaSLen Brown 
1340b7d8c148SLen Brown void flush_output_stdout(void)
1341103a8feaSLen Brown {
1342b7d8c148SLen Brown 	FILE *filep;
1343b7d8c148SLen Brown 
1344b7d8c148SLen Brown 	if (outf == stderr)
1345b7d8c148SLen Brown 		filep = stdout;
1346b7d8c148SLen Brown 	else
1347b7d8c148SLen Brown 		filep = outf;
1348b7d8c148SLen Brown 
1349b7d8c148SLen Brown 	fputs(output_buffer, filep);
1350b7d8c148SLen Brown 	fflush(filep);
1351b7d8c148SLen Brown 
1352c98d5d94SLen Brown 	outp = output_buffer;
1353c98d5d94SLen Brown }
1354b7d8c148SLen Brown void flush_output_stderr(void)
1355c98d5d94SLen Brown {
1356b7d8c148SLen Brown 	fputs(output_buffer, outf);
1357b7d8c148SLen Brown 	fflush(outf);
1358c98d5d94SLen Brown 	outp = output_buffer;
1359c98d5d94SLen Brown }
1360c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1361c98d5d94SLen Brown {
1362e23da037SLen Brown 	static int printed;
1363103a8feaSLen Brown 
1364e23da037SLen Brown 	if (!printed || !summary_only)
1365c8ade361SLen Brown 		print_header("\t");
1366103a8feaSLen Brown 
13679d83601aSLen Brown 	format_counters(&average.threads, &average.cores, &average.packages);
1368103a8feaSLen Brown 
1369e23da037SLen Brown 	printed = 1;
1370e23da037SLen Brown 
1371e23da037SLen Brown 	if (summary_only)
1372e23da037SLen Brown 		return;
1373e23da037SLen Brown 
1374c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
1375103a8feaSLen Brown }
1376103a8feaSLen Brown 
1377889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
13787c2ccc50SChen Yu 	old = ((((unsigned long long)new << 32) - ((unsigned long long)old << 32)) >> 32);
1379889facbeSLen Brown 
1380ba3dec99SLen Brown int
1381c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
1382103a8feaSLen Brown {
1383388e9c81SLen Brown 	int i;
1384388e9c81SLen Brown 	struct msr_counter *mp;
13850b2bb692SLen Brown 
1386a99d8730SLen Brown 
1387a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
13880b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
1389a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
13900b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
1391a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
13920b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
1393a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
13940b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
1395a99d8730SLen Brown 
1396c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
13970f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1398c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
13990f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1400c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
14010f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1402c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
1403ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
1404ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
1405ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
1406be0e54c4SLen Brown 	old->cpu_lpi = new->cpu_lpi - old->cpu_lpi;
1407be0e54c4SLen Brown 	old->sys_lpi = new->sys_lpi - old->sys_lpi;
1408889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
1409889facbeSLen Brown 
14109185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
14119185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
14129185e988SLen Brown 		old->gfx_rc6_ms = -1;
14139185e988SLen Brown 	else
1414fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
14159185e988SLen Brown 
141627d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
1417b4b91569SRafael Antognolli 	old->gfx_act_mhz = new->gfx_act_mhz;
141827d47356SLen Brown 
141987e15da9SChen Yu 	old->energy_pkg = new->energy_pkg - old->energy_pkg;
142087e15da9SChen Yu 	old->energy_cores = new->energy_cores - old->energy_cores;
142187e15da9SChen Yu 	old->energy_gfx = new->energy_gfx - old->energy_gfx;
142287e15da9SChen Yu 	old->energy_dram = new->energy_dram - old->energy_dram;
142387e15da9SChen Yu 	old->rapl_pkg_perf_status = new->rapl_pkg_perf_status - old->rapl_pkg_perf_status;
142487e15da9SChen Yu 	old->rapl_dram_perf_status = new->rapl_dram_perf_status - old->rapl_dram_perf_status;
1425ba3dec99SLen Brown 
1426388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1427388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1428388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1429388e9c81SLen Brown 		else
1430388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1431388e9c81SLen Brown 	}
1432388e9c81SLen Brown 
1433ba3dec99SLen Brown 	return 0;
1434103a8feaSLen Brown }
1435103a8feaSLen Brown 
1436c98d5d94SLen Brown void
1437c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
1438c98d5d94SLen Brown {
1439388e9c81SLen Brown 	int i;
1440388e9c81SLen Brown 	struct msr_counter *mp;
1441388e9c81SLen Brown 
1442c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
1443c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
1444c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1445889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
14460539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1447388e9c81SLen Brown 
14489392bd98SCalvin Walton 	DELTA_WRAP32(new->core_energy, old->core_energy);
14499392bd98SCalvin Walton 
1450388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1451388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1452388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1453388e9c81SLen Brown 		else
1454388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1455388e9c81SLen Brown 	}
1456103a8feaSLen Brown }
1457c98d5d94SLen Brown 
14581e9042b9SSrinivas Pandruvada int soft_c1_residency_display(int bic)
14591e9042b9SSrinivas Pandruvada {
14601e9042b9SSrinivas Pandruvada 	if (!DO_BIC(BIC_CPU_c1) || use_c1_residency_msr)
14611e9042b9SSrinivas Pandruvada 		return 0;
14621e9042b9SSrinivas Pandruvada 
14631e9042b9SSrinivas Pandruvada 	return DO_BIC_READ(bic);
14641e9042b9SSrinivas Pandruvada }
14651e9042b9SSrinivas Pandruvada 
1466c3ae331dSLen Brown /*
1467c3ae331dSLen Brown  * old = new - old
1468c3ae331dSLen Brown  */
1469ba3dec99SLen Brown int
1470c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1471c98d5d94SLen Brown 	struct core_data *core_delta)
1472c98d5d94SLen Brown {
1473388e9c81SLen Brown 	int i;
1474388e9c81SLen Brown 	struct msr_counter *mp;
1475388e9c81SLen Brown 
14764c2122d4SLen Brown 	/* we run cpuid just the 1st time, copy the results */
14774c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
14784c2122d4SLen Brown 		new->apic_id = old->apic_id;
14794c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
14804c2122d4SLen Brown 		new->x2apic_id = old->x2apic_id;
14814c2122d4SLen Brown 
14823f44a5c6SLen Brown 	/*
14833f44a5c6SLen Brown 	 * the timestamps from start of measurement interval are in "old"
14843f44a5c6SLen Brown 	 * the timestamp from end of measurement interval are in "new"
14853f44a5c6SLen Brown 	 * over-write old w/ new so we can print end of interval values
14863f44a5c6SLen Brown 	 */
14873f44a5c6SLen Brown 
1488d4794f25SYazen Ghannam 	timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta);
14893f44a5c6SLen Brown 	old->tv_begin = new->tv_begin;
14903f44a5c6SLen Brown 	old->tv_end = new->tv_end;
14913f44a5c6SLen Brown 
1492c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1493c98d5d94SLen Brown 
1494103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1495b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1496b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1497b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1498b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1499103a8feaSLen Brown 
1500c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1501c98d5d94SLen Brown 
15021e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
15031e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
1504c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1505c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1506c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1507c98d5d94SLen Brown 		} else {
1508ba3dec99SLen Brown 			return -1;
1509103a8feaSLen Brown 		}
1510a729617cSLen Brown 	}
1511103a8feaSLen Brown 
1512c98d5d94SLen Brown 
1513144b44b1SLen Brown 	if (use_c1_residency_msr) {
1514144b44b1SLen Brown 		/*
1515144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1516144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1517144b44b1SLen Brown 		 */
1518144b44b1SLen Brown 	} else {
1519103a8feaSLen Brown 		/*
1520c3ae331dSLen Brown 		 * As counter collection is not atomic,
1521c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1522103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1523103a8feaSLen Brown 		 */
152495149369SLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak))
1525c98d5d94SLen Brown 			old->c1 = 0;
1526c98d5d94SLen Brown 		else {
1527c98d5d94SLen Brown 			/* normal case, derive c1 */
1528008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1529c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1530c98d5d94SLen Brown 		}
1531144b44b1SLen Brown 	}
1532c3ae331dSLen Brown 
1533c98d5d94SLen Brown 	if (old->mperf == 0) {
1534b7d8c148SLen Brown 		if (debug > 1)
1535b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1536c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1537c98d5d94SLen Brown 	}
1538103a8feaSLen Brown 
15392af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
15402af4f9b8SLen Brown 		old->instr_count = new->instr_count - old->instr_count;
15412af4f9b8SLen Brown 
1542812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1543562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1544562a2d37SLen Brown 
1545812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
15461ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1547ba3dec99SLen Brown 
1548388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1549388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1550388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1551388e9c81SLen Brown 		else
1552388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1553388e9c81SLen Brown 	}
1554ba3dec99SLen Brown 	return 0;
1555103a8feaSLen Brown }
1556c98d5d94SLen Brown 
1557c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1558c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1559c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1560c98d5d94SLen Brown {
1561ba3dec99SLen Brown 	int retval = 0;
1562ba3dec99SLen Brown 
1563c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1564c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1565c98d5d94SLen Brown 		delta_core(c, c2);
1566c98d5d94SLen Brown 
1567c98d5d94SLen Brown 	/* always calculate thread delta */
1568ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1569ba3dec99SLen Brown 	if (retval)
1570ba3dec99SLen Brown 		return retval;
1571c98d5d94SLen Brown 
1572c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1573c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1574ba3dec99SLen Brown 		retval = delta_package(p, p2);
1575c98d5d94SLen Brown 
1576ba3dec99SLen Brown 	return retval;
1577103a8feaSLen Brown }
1578103a8feaSLen Brown 
1579c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1580103a8feaSLen Brown {
1581388e9c81SLen Brown 	int i;
1582388e9c81SLen Brown 	struct msr_counter  *mp;
1583388e9c81SLen Brown 
15843f44a5c6SLen Brown 	t->tv_begin.tv_sec = 0;
15853f44a5c6SLen Brown 	t->tv_begin.tv_usec = 0;
15863f44a5c6SLen Brown 	t->tv_end.tv_sec = 0;
15873f44a5c6SLen Brown 	t->tv_end.tv_usec = 0;
1588d4794f25SYazen Ghannam 	t->tv_delta.tv_sec = 0;
1589d4794f25SYazen Ghannam 	t->tv_delta.tv_usec = 0;
15903f44a5c6SLen Brown 
1591c98d5d94SLen Brown 	t->tsc = 0;
1592c98d5d94SLen Brown 	t->aperf = 0;
1593c98d5d94SLen Brown 	t->mperf = 0;
1594c98d5d94SLen Brown 	t->c1 = 0;
1595103a8feaSLen Brown 
15962af4f9b8SLen Brown 	t->instr_count = 0;
15972af4f9b8SLen Brown 
1598562a2d37SLen Brown 	t->irq_count = 0;
1599562a2d37SLen Brown 	t->smi_count = 0;
1600562a2d37SLen Brown 
1601c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1602c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1603c98d5d94SLen Brown 
1604c98d5d94SLen Brown 	c->c3 = 0;
1605c98d5d94SLen Brown 	c->c6 = 0;
1606c98d5d94SLen Brown 	c->c7 = 0;
16070539ba11SLen Brown 	c->mc6_us = 0;
1608889facbeSLen Brown 	c->core_temp_c = 0;
16099392bd98SCalvin Walton 	c->core_energy = 0;
1610c98d5d94SLen Brown 
16110b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
16120b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
16130b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
16140b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
16150b2bb692SLen Brown 
1616c98d5d94SLen Brown 	p->pc2 = 0;
16170f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1618c98d5d94SLen Brown 		p->pc3 = 0;
16190f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1620c98d5d94SLen Brown 		p->pc6 = 0;
16210f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1622c98d5d94SLen Brown 		p->pc7 = 0;
1623ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1624ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1625ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1626be0e54c4SLen Brown 	p->cpu_lpi = 0;
1627be0e54c4SLen Brown 	p->sys_lpi = 0;
1628889facbeSLen Brown 
1629889facbeSLen Brown 	p->energy_pkg = 0;
1630889facbeSLen Brown 	p->energy_dram = 0;
1631889facbeSLen Brown 	p->energy_cores = 0;
1632889facbeSLen Brown 	p->energy_gfx = 0;
1633889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1634889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1635889facbeSLen Brown 	p->pkg_temp_c = 0;
163627d47356SLen Brown 
1637fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
163827d47356SLen Brown 	p->gfx_mhz = 0;
1639b4b91569SRafael Antognolli 	p->gfx_act_mhz = 0;
1640388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1641388e9c81SLen Brown 		t->counter[i] = 0;
1642388e9c81SLen Brown 
1643388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1644388e9c81SLen Brown 		c->counter[i] = 0;
1645388e9c81SLen Brown 
1646388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1647388e9c81SLen Brown 		p->counter[i] = 0;
1648103a8feaSLen Brown }
1649c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1650c98d5d94SLen Brown 	struct pkg_data *p)
1651103a8feaSLen Brown {
1652388e9c81SLen Brown 	int i;
1653388e9c81SLen Brown 	struct msr_counter *mp;
1654388e9c81SLen Brown 
16554c2122d4SLen Brown 	/* copy un-changing apic_id's */
16564c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
16574c2122d4SLen Brown 		average.threads.apic_id = t->apic_id;
16584c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
16594c2122d4SLen Brown 		average.threads.x2apic_id = t->x2apic_id;
16604c2122d4SLen Brown 
16613f44a5c6SLen Brown 	/* remember first tv_begin */
16623f44a5c6SLen Brown 	if (average.threads.tv_begin.tv_sec == 0)
16633f44a5c6SLen Brown 		average.threads.tv_begin = t->tv_begin;
16643f44a5c6SLen Brown 
16653f44a5c6SLen Brown 	/* remember last tv_end */
16663f44a5c6SLen Brown 	average.threads.tv_end = t->tv_end;
16673f44a5c6SLen Brown 
1668c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1669c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1670c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1671c98d5d94SLen Brown 	average.threads.c1 += t->c1;
167215aaa346SLen Brown 
16732af4f9b8SLen Brown 	average.threads.instr_count += t->instr_count;
16742af4f9b8SLen Brown 
1675562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1676562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1677562a2d37SLen Brown 
1678388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1679388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1680388e9c81SLen Brown 			continue;
1681388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1682388e9c81SLen Brown 	}
1683388e9c81SLen Brown 
1684c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1685c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1686c98d5d94SLen Brown 		return 0;
1687c98d5d94SLen Brown 
1688c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1689c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1690c98d5d94SLen Brown 	average.cores.c7 += c->c7;
16910539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1692c98d5d94SLen Brown 
1693889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1694889facbeSLen Brown 
16959392bd98SCalvin Walton 	average.cores.core_energy += c->core_energy;
16969392bd98SCalvin Walton 
1697388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1698388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1699388e9c81SLen Brown 			continue;
1700388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1701388e9c81SLen Brown 	}
1702388e9c81SLen Brown 
1703c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1704c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1705c98d5d94SLen Brown 		return 0;
1706c98d5d94SLen Brown 
1707a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17080b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
1709a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17100b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
1711a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17120b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
1713a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17140b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
17150b2bb692SLen Brown 
1716c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
17170f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1718c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
17190f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1720c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
17210f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1722c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1723ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1724ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1725ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1726c98d5d94SLen Brown 
1727be0e54c4SLen Brown 	average.packages.cpu_lpi = p->cpu_lpi;
1728be0e54c4SLen Brown 	average.packages.sys_lpi = p->sys_lpi;
1729be0e54c4SLen Brown 
1730889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1731889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1732889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1733889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1734889facbeSLen Brown 
1735fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
173627d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
1737b4b91569SRafael Antognolli 	average.packages.gfx_act_mhz = p->gfx_act_mhz;
173827d47356SLen Brown 
1739889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1740889facbeSLen Brown 
1741889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1742889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1743388e9c81SLen Brown 
1744388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1745388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1746388e9c81SLen Brown 			continue;
1747388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1748388e9c81SLen Brown 	}
1749c98d5d94SLen Brown 	return 0;
1750c98d5d94SLen Brown }
1751c98d5d94SLen Brown /*
1752c98d5d94SLen Brown  * sum the counters for all cpus in the system
1753c98d5d94SLen Brown  * compute the weighted average
1754c98d5d94SLen Brown  */
1755c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1756c98d5d94SLen Brown 	struct pkg_data *p)
1757c98d5d94SLen Brown {
1758388e9c81SLen Brown 	int i;
1759388e9c81SLen Brown 	struct msr_counter *mp;
1760388e9c81SLen Brown 
1761c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1762c98d5d94SLen Brown 
1763c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1764c98d5d94SLen Brown 
1765d4794f25SYazen Ghannam 	/* Use the global time delta for the average. */
1766d4794f25SYazen Ghannam 	average.threads.tv_delta = tv_delta;
1767d4794f25SYazen Ghannam 
1768c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1769c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1770c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
17712af4f9b8SLen Brown 	average.threads.instr_count /= topo.num_cpus;
1772c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1773c98d5d94SLen Brown 
17740de6c0dfSLen Brown 	if (average.threads.irq_count > 9999999)
17750de6c0dfSLen Brown 		sums_need_wide_columns = 1;
17760de6c0dfSLen Brown 
1777c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1778c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1779c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
17800539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1781c98d5d94SLen Brown 
1782a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17830b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
1784a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17850b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
1786a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17870b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
1788a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17890b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
17900b2bb692SLen Brown 
1791c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
17920f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1793c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
17940f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1795c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
17960f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1797c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1798ca58710fSKristen Carlson Accardi 
1799ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1800ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1801ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1802388e9c81SLen Brown 
1803388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1804388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1805388e9c81SLen Brown 			continue;
18060de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18070de6c0dfSLen Brown 			if (average.threads.counter[i] > 9999999)
18080de6c0dfSLen Brown 				sums_need_wide_columns = 1;
180941618e63SLen Brown 			continue;
18100de6c0dfSLen Brown 		}
1811388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1812388e9c81SLen Brown 	}
1813388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1814388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1815388e9c81SLen Brown 			continue;
18160de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18170de6c0dfSLen Brown 			if (average.cores.counter[i] > 9999999)
18180de6c0dfSLen Brown 				sums_need_wide_columns = 1;
18190de6c0dfSLen Brown 		}
1820388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1821388e9c81SLen Brown 	}
1822388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1823388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1824388e9c81SLen Brown 			continue;
18250de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
18260de6c0dfSLen Brown 			if (average.packages.counter[i] > 9999999)
18270de6c0dfSLen Brown 				sums_need_wide_columns = 1;
18280de6c0dfSLen Brown 		}
1829388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1830388e9c81SLen Brown 	}
1831c98d5d94SLen Brown }
1832c98d5d94SLen Brown 
1833c98d5d94SLen Brown static unsigned long long rdtsc(void)
1834c98d5d94SLen Brown {
1835c98d5d94SLen Brown 	unsigned int low, high;
1836c98d5d94SLen Brown 
1837c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1838c98d5d94SLen Brown 
1839c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1840c98d5d94SLen Brown }
1841c98d5d94SLen Brown 
1842c98d5d94SLen Brown /*
1843495c7654SLen Brown  * Open a file, and exit on failure
1844495c7654SLen Brown  */
1845495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode)
1846495c7654SLen Brown {
1847495c7654SLen Brown 	FILE *filep = fopen(path, mode);
1848495c7654SLen Brown 
1849495c7654SLen Brown 	if (!filep)
1850495c7654SLen Brown 		err(1, "%s: open failed", path);
1851495c7654SLen Brown 	return filep;
1852495c7654SLen Brown }
1853495c7654SLen Brown /*
1854495c7654SLen Brown  * snapshot_sysfs_counter()
1855495c7654SLen Brown  *
1856495c7654SLen Brown  * return snapshot of given counter
1857495c7654SLen Brown  */
1858495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path)
1859495c7654SLen Brown {
1860495c7654SLen Brown 	FILE *fp;
1861495c7654SLen Brown 	int retval;
1862495c7654SLen Brown 	unsigned long long counter;
1863495c7654SLen Brown 
1864495c7654SLen Brown 	fp = fopen_or_die(path, "r");
1865495c7654SLen Brown 
1866495c7654SLen Brown 	retval = fscanf(fp, "%lld", &counter);
1867495c7654SLen Brown 	if (retval != 1)
1868495c7654SLen Brown 		err(1, "snapshot_sysfs_counter(%s)", path);
1869495c7654SLen Brown 
1870495c7654SLen Brown 	fclose(fp);
1871495c7654SLen Brown 
1872495c7654SLen Brown 	return counter;
1873495c7654SLen Brown }
1874495c7654SLen Brown 
1875495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp)
1876495c7654SLen Brown {
1877495c7654SLen Brown 	if (mp->msr_num != 0) {
1878495c7654SLen Brown 		if (get_msr(cpu, mp->msr_num, counterp))
1879495c7654SLen Brown 			return -1;
1880495c7654SLen Brown 	} else {
188146c27978SLen Brown 		char path[128 + PATH_BYTES];
188241618e63SLen Brown 
188341618e63SLen Brown 		if (mp->flags & SYSFS_PERCPU) {
188441618e63SLen Brown 			sprintf(path, "/sys/devices/system/cpu/cpu%d/%s",
188541618e63SLen Brown 				 cpu, mp->path);
188641618e63SLen Brown 
188741618e63SLen Brown 			*counterp = snapshot_sysfs_counter(path);
188841618e63SLen Brown 		} else {
1889495c7654SLen Brown 			*counterp = snapshot_sysfs_counter(mp->path);
1890495c7654SLen Brown 		}
189141618e63SLen Brown 	}
1892495c7654SLen Brown 
1893495c7654SLen Brown 	return 0;
1894495c7654SLen Brown }
1895495c7654SLen Brown 
18966d6501d9SBorislav Petkov int get_epb(int cpu)
18976d6501d9SBorislav Petkov {
18986d6501d9SBorislav Petkov 	char path[128 + PATH_BYTES];
18997f1b11baSBorislav Petkov 	unsigned long long msr;
19006d6501d9SBorislav Petkov 	int ret, epb = -1;
19016d6501d9SBorislav Petkov 	FILE *fp;
19026d6501d9SBorislav Petkov 
19036d6501d9SBorislav Petkov 	sprintf(path, "/sys/devices/system/cpu/cpu%d/power/energy_perf_bias", cpu);
19046d6501d9SBorislav Petkov 
19057f1b11baSBorislav Petkov 	fp = fopen(path, "r");
19067f1b11baSBorislav Petkov 	if (!fp)
19077f1b11baSBorislav Petkov 		goto msr_fallback;
19086d6501d9SBorislav Petkov 
19096d6501d9SBorislav Petkov 	ret = fscanf(fp, "%d", &epb);
19106d6501d9SBorislav Petkov 	if (ret != 1)
19116d6501d9SBorislav Petkov 		err(1, "%s(%s)", __func__, path);
19126d6501d9SBorislav Petkov 
19136d6501d9SBorislav Petkov 	fclose(fp);
19146d6501d9SBorislav Petkov 
19156d6501d9SBorislav Petkov 	return epb;
19167f1b11baSBorislav Petkov 
19177f1b11baSBorislav Petkov msr_fallback:
19187f1b11baSBorislav Petkov 	get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr);
19197f1b11baSBorislav Petkov 
19207f1b11baSBorislav Petkov 	return msr & 0xf;
19216d6501d9SBorislav Petkov }
19226d6501d9SBorislav Petkov 
19234c2122d4SLen Brown void get_apic_id(struct thread_data *t)
19244c2122d4SLen Brown {
192534041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
192634041551SLen Brown 
192734041551SLen Brown 	if (DO_BIC(BIC_APIC)) {
192834041551SLen Brown 		eax = ebx = ecx = edx = 0;
192934041551SLen Brown 		__cpuid(1, eax, ebx, ecx, edx);
193034041551SLen Brown 
193134041551SLen Brown 		t->apic_id = (ebx >> 24) & 0xff;
193234041551SLen Brown 	}
193334041551SLen Brown 
193434041551SLen Brown 	if (!DO_BIC(BIC_X2APIC))
193534041551SLen Brown 		return;
193634041551SLen Brown 
1937c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine) {
193834041551SLen Brown 		unsigned int topology_extensions;
193934041551SLen Brown 
194034041551SLen Brown 		if (max_extended_level < 0x8000001e)
194134041551SLen Brown 			return;
19424c2122d4SLen Brown 
19434c2122d4SLen Brown 		eax = ebx = ecx = edx = 0;
194434041551SLen Brown 		__cpuid(0x80000001, eax, ebx, ecx, edx);
194534041551SLen Brown 			topology_extensions = ecx & (1 << 22);
194634041551SLen Brown 
194734041551SLen Brown 		if (topology_extensions == 0)
194834041551SLen Brown 			return;
194934041551SLen Brown 
195034041551SLen Brown 		eax = ebx = ecx = edx = 0;
195134041551SLen Brown 		__cpuid(0x8000001e, eax, ebx, ecx, edx);
195234041551SLen Brown 
195334041551SLen Brown 		t->x2apic_id = eax;
195434041551SLen Brown 		return;
195534041551SLen Brown 	}
19564c2122d4SLen Brown 
19574c2122d4SLen Brown 	if (!genuine_intel)
19584c2122d4SLen Brown 		return;
19594c2122d4SLen Brown 
19604c2122d4SLen Brown 	if (max_level < 0xb)
19614c2122d4SLen Brown 		return;
19624c2122d4SLen Brown 
19634c2122d4SLen Brown 	ecx = 0;
19644c2122d4SLen Brown 	__cpuid(0xb, eax, ebx, ecx, edx);
19654c2122d4SLen Brown 	t->x2apic_id = edx;
19664c2122d4SLen Brown 
196734041551SLen Brown 	if (debug && (t->apic_id != (t->x2apic_id & 0xff)))
196834041551SLen Brown 		fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n",
196934041551SLen Brown 				t->cpu_id, t->apic_id, t->x2apic_id);
19704c2122d4SLen Brown }
19714c2122d4SLen Brown 
1972495c7654SLen Brown /*
1973c98d5d94SLen Brown  * get_counters(...)
1974c98d5d94SLen Brown  * migrate to cpu
1975c98d5d94SLen Brown  * acquire and record local counters for that cpu
1976c98d5d94SLen Brown  */
1977c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1978c98d5d94SLen Brown {
1979c98d5d94SLen Brown 	int cpu = t->cpu_id;
1980889facbeSLen Brown 	unsigned long long msr;
19810102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1982388e9c81SLen Brown 	struct msr_counter *mp;
1983388e9c81SLen Brown 	int i;
1984c98d5d94SLen Brown 
1985e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
19863d7772eaSLen Brown 		fprintf(outf, "get_counters: Could not migrate to CPU %d\n", cpu);
198715aaa346SLen Brown 		return -1;
1988e52966c0SLen Brown 	}
198915aaa346SLen Brown 
1990d4794f25SYazen Ghannam 	gettimeofday(&t->tv_begin, (struct timezone *)NULL);
1991d4794f25SYazen Ghannam 
19924c2122d4SLen Brown 	if (first_counter_read)
19934c2122d4SLen Brown 		get_apic_id(t);
19940102b067SLen Brown retry:
1995c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
199615aaa346SLen Brown 
19971e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
19981e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
19990102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
20000102b067SLen Brown 
20010102b067SLen Brown 		/*
20020102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
20030102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
20040102b067SLen Brown 		 *
20050102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
20060102b067SLen Brown 		 * individual system call, so delays may occur
20070102b067SLen Brown 		 * between them.  If the time to read them
20080102b067SLen Brown 		 * varies by a large amount, we re-read them.
20090102b067SLen Brown 		 */
20100102b067SLen Brown 
20110102b067SLen Brown 		/*
20120102b067SLen Brown 		 * This initial dummy APERF read has been seen to
20130102b067SLen Brown 		 * reduce jitter in the subsequent reads.
20140102b067SLen Brown 		 */
20150102b067SLen Brown 
20169c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
2017c98d5d94SLen Brown 			return -3;
20180102b067SLen Brown 
20190102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
20200102b067SLen Brown 
20210102b067SLen Brown 		tsc_before = t->tsc;
20220102b067SLen Brown 
20230102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
20240102b067SLen Brown 			return -3;
20250102b067SLen Brown 
20260102b067SLen Brown 		tsc_between = rdtsc();
20270102b067SLen Brown 
20289c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
2029c98d5d94SLen Brown 			return -4;
20300102b067SLen Brown 
20310102b067SLen Brown 		tsc_after = rdtsc();
20320102b067SLen Brown 
20330102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
20340102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
20350102b067SLen Brown 
20360102b067SLen Brown 		/*
20370102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
20380102b067SLen Brown 		 * differ by more than 2x, then try again.
20390102b067SLen Brown 		 */
20400102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
20410102b067SLen Brown 			aperf_mperf_retry_count++;
20420102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
20430102b067SLen Brown 				goto retry;
20440102b067SLen Brown 			else
20450102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
20460102b067SLen Brown 					cpu, aperf_time, mperf_time);
20470102b067SLen Brown 		}
20480102b067SLen Brown 		aperf_mperf_retry_count = 0;
20490102b067SLen Brown 
2050b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
2051b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
205288c3281fSLen Brown 	}
205388c3281fSLen Brown 
20542af4f9b8SLen Brown 	if (DO_BIC(BIC_IPC))
20552af4f9b8SLen Brown 		if (read(get_instr_count_fd(cpu), &t->instr_count, sizeof(long long)) != sizeof(long long))
20562af4f9b8SLen Brown 			return -4;
20572af4f9b8SLen Brown 
2058812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
2059562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
2060812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
20611ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
20621ed51011SLen Brown 			return -5;
20631ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
20641ed51011SLen Brown 	}
20650539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
2066144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
2067144b44b1SLen Brown 			return -6;
2068144b44b1SLen Brown 	}
2069144b44b1SLen Brown 
2070388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
2071495c7654SLen Brown 		if (get_mp(cpu, mp, &t->counter[i]))
2072388e9c81SLen Brown 			return -10;
2073388e9c81SLen Brown 	}
2074388e9c81SLen Brown 
2075c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
2076c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
2077f4fdf2b4SLen Brown 		goto done;
2078c98d5d94SLen Brown 
20791e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c3) || soft_c1_residency_display(BIC_CPU_c3)) {
2080c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
2081c98d5d94SLen Brown 			return -6;
2082144b44b1SLen Brown 	}
2083144b44b1SLen Brown 
20841e9042b9SSrinivas Pandruvada 	if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
2085c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
2086c98d5d94SLen Brown 			return -7;
20871e9042b9SSrinivas Pandruvada 	} else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
2088fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
2089fb5d4327SDasaratharaman Chandramouli 			return -7;
2090103a8feaSLen Brown 	}
209115aaa346SLen Brown 
20921e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7))
2093c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
2094c98d5d94SLen Brown 			return -8;
2095c98d5d94SLen Brown 
20960539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
20970539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
20980539ba11SLen Brown 			return -8;
20990539ba11SLen Brown 
2100812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
2101889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
2102889facbeSLen Brown 			return -9;
2103889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2104889facbeSLen Brown 	}
2105889facbeSLen Brown 
21069392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
21079392bd98SCalvin Walton 		if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr))
21089392bd98SCalvin Walton 			return -14;
21099392bd98SCalvin Walton 		c->core_energy = msr & 0xFFFFFFFF;
21109392bd98SCalvin Walton 	}
21119392bd98SCalvin Walton 
2112388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
2113495c7654SLen Brown 		if (get_mp(cpu, mp, &c->counter[i]))
2114388e9c81SLen Brown 			return -10;
2115388e9c81SLen Brown 	}
2116889facbeSLen Brown 
2117c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
2118c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2119f4fdf2b4SLen Brown 		goto done;
212015aaa346SLen Brown 
2121a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0)) {
21220b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
21230b2bb692SLen Brown 			return -10;
2124a99d8730SLen Brown 	}
2125a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0)) {
21260b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
21270b2bb692SLen Brown 			return -11;
2128a99d8730SLen Brown 	}
2129a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0)) {
21300b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
21310b2bb692SLen Brown 			return -12;
2132a99d8730SLen Brown 	}
2133a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX)) {
21340b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
21350b2bb692SLen Brown 			return -13;
21360b2bb692SLen Brown 	}
21370f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
2138c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
2139c98d5d94SLen Brown 			return -9;
21400f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6)) {
21410539ba11SLen Brown 		if (do_slm_cstates) {
21420539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
21430539ba11SLen Brown 				return -10;
21440539ba11SLen Brown 		} else {
2145c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
2146c98d5d94SLen Brown 				return -10;
21470539ba11SLen Brown 		}
21480539ba11SLen Brown 	}
21490539ba11SLen Brown 
21500f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
2151c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
2152c98d5d94SLen Brown 			return -11;
21530f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
2154c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
2155c98d5d94SLen Brown 			return -12;
21560f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
2157ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
2158ca58710fSKristen Carlson Accardi 			return -13;
21590f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
2160ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
2161ca58710fSKristen Carlson Accardi 			return -13;
21620f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
2163ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
2164ca58710fSKristen Carlson Accardi 			return -13;
21650f47c08dSLen Brown 
2166be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
2167be0e54c4SLen Brown 		p->cpu_lpi = cpuidle_cur_cpu_lpi_us;
2168be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
2169be0e54c4SLen Brown 		p->sys_lpi = cpuidle_cur_sys_lpi_us;
2170be0e54c4SLen Brown 
2171889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
21729972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STATUS, &msr))
2173889facbeSLen Brown 			return -13;
21749972d5d8SChen Yu 		p->energy_pkg = msr;
2175889facbeSLen Brown 	}
21769148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
21779972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP0_ENERGY_STATUS, &msr))
2178889facbeSLen Brown 			return -14;
21799972d5d8SChen Yu 		p->energy_cores = msr;
2180889facbeSLen Brown 	}
2181889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
21829972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
2183889facbeSLen Brown 			return -15;
21849972d5d8SChen Yu 		p->energy_dram = msr;
2185889facbeSLen Brown 	}
2186889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
21879972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP1_ENERGY_STATUS, &msr))
2188889facbeSLen Brown 			return -16;
21899972d5d8SChen Yu 		p->energy_gfx = msr;
2190889facbeSLen Brown 	}
2191889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
21929972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_PERF_STATUS, &msr))
2193889facbeSLen Brown 			return -16;
21949972d5d8SChen Yu 		p->rapl_pkg_perf_status = msr;
2195889facbeSLen Brown 	}
2196889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
21979972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_PERF_STATUS, &msr))
2198889facbeSLen Brown 			return -16;
21999972d5d8SChen Yu 		p->rapl_dram_perf_status = msr;
2200889facbeSLen Brown 	}
22013316f99aSCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
22029972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STAT, &msr))
22033316f99aSCalvin Walton 			return -13;
22049972d5d8SChen Yu 		p->energy_pkg = msr;
22053316f99aSCalvin Walton 	}
2206812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
2207889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
2208889facbeSLen Brown 			return -17;
2209889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2210889facbeSLen Brown 	}
2211fdf676e5SLen Brown 
2212812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2213fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
2214fdf676e5SLen Brown 
2215812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
221627d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
221727d47356SLen Brown 
2218b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
2219b4b91569SRafael Antognolli 		p->gfx_act_mhz = gfx_act_mhz;
2220b4b91569SRafael Antognolli 
2221388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
2222495c7654SLen Brown 		if (get_mp(cpu, mp, &p->counter[i]))
2223388e9c81SLen Brown 			return -10;
2224388e9c81SLen Brown 	}
2225f4fdf2b4SLen Brown done:
2226f4fdf2b4SLen Brown 	gettimeofday(&t->tv_end, (struct timezone *)NULL);
2227388e9c81SLen Brown 
222815aaa346SLen Brown 	return 0;
2229103a8feaSLen Brown }
2230103a8feaSLen Brown 
2231ee7e38e3SLen Brown /*
2232ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
2233ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
2234ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
2235ee7e38e3SLen Brown  */
2236ee7e38e3SLen Brown 
2237ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
2238ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
2239ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
2240ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
2241ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
2242ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
2243ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
2244ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
2245ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
2246ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
2247ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
2248ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
22490b2bb692SLen Brown #define PCL__8 12 /* PC8 */
22500b2bb692SLen Brown #define PCL__9 13 /* PC9 */
2251445640a5SLen Brown #define PCL_10 14 /* PC10 */
2252445640a5SLen Brown #define PCLUNL 15 /* Unlimited */
2253ee7e38e3SLen Brown 
2254ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
2255ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
2256445640a5SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"};
2257ee7e38e3SLen Brown 
2258e9257f5fSLen 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};
2259e9257f5fSLen 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};
2260e9257f5fSLen 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};
22610539ba11SLen 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};
2262f2642888SLen 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};
2263e9257f5fSLen 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};
2264445640a5SLen 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};
22652085e124SArtem 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};
2266ee7e38e3SLen Brown 
2267a2b7b749SLen Brown 
2268a2b7b749SLen Brown static void
2269a2b7b749SLen Brown calculate_tsc_tweak()
2270a2b7b749SLen Brown {
2271a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
2272a2b7b749SLen Brown }
2273a2b7b749SLen Brown 
2274fcd17211SLen Brown static void
2275fcd17211SLen Brown dump_nhm_platform_info(void)
2276103a8feaSLen Brown {
2277103a8feaSLen Brown 	unsigned long long msr;
2278103a8feaSLen Brown 	unsigned int ratio;
2279103a8feaSLen Brown 
2280ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
2281103a8feaSLen Brown 
2282b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
22836574a5d5SLen Brown 
2284103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
2285710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
2286103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2287103a8feaSLen Brown 
2288103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
2289710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
2290103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2291103a8feaSLen Brown 
22927ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
2293b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
2294bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
229567920418SLen Brown 
2296fcd17211SLen Brown 	return;
2297fcd17211SLen Brown }
2298fcd17211SLen Brown 
2299fcd17211SLen Brown static void
2300fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
2301fcd17211SLen Brown {
2302fcd17211SLen Brown 	unsigned long long msr;
2303fcd17211SLen Brown 	unsigned int ratio;
2304fcd17211SLen Brown 
23057ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
2306fcd17211SLen Brown 
2307b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
2308fcd17211SLen Brown 
2309fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
2310fcd17211SLen Brown 	if (ratio)
2311710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
2312fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2313fcd17211SLen Brown 
2314fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
2315fcd17211SLen Brown 	if (ratio)
2316710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
2317fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2318fcd17211SLen Brown 	return;
2319fcd17211SLen Brown }
2320fcd17211SLen Brown 
2321fcd17211SLen Brown static void
2322fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
2323fcd17211SLen Brown {
2324fcd17211SLen Brown 	unsigned long long msr;
2325fcd17211SLen Brown 	unsigned int ratio;
23266574a5d5SLen Brown 
23277ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
23286574a5d5SLen Brown 
2329b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
23306574a5d5SLen Brown 
23316574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
23326574a5d5SLen Brown 	if (ratio)
2333710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
23346574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23356574a5d5SLen Brown 
23366574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
23376574a5d5SLen Brown 	if (ratio)
2338710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
23396574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23406574a5d5SLen Brown 
23416574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
23426574a5d5SLen Brown 	if (ratio)
2343710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
23446574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23456574a5d5SLen Brown 
23466574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
23476574a5d5SLen Brown 	if (ratio)
2348710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
23496574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23506574a5d5SLen Brown 
23516574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
23526574a5d5SLen Brown 	if (ratio)
2353710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
23546574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23556574a5d5SLen Brown 
23566574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
23576574a5d5SLen Brown 	if (ratio)
2358710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
23596574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23606574a5d5SLen Brown 
23616574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
23626574a5d5SLen Brown 	if (ratio)
2363710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
23646574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
23656574a5d5SLen Brown 
23666574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
23676574a5d5SLen Brown 	if (ratio)
2368710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
23696574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
2370103a8feaSLen Brown 	return;
2371fcd17211SLen Brown }
237231e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model)
237331e07522SLen Brown {
237431e07522SLen Brown 
237531e07522SLen Brown 	if (!genuine_intel)
237631e07522SLen Brown 		return 0;
237731e07522SLen Brown 
237831e07522SLen Brown 	switch (model) {
237931e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
238031e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
23815ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
238220de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
238331e07522SLen Brown 		return 1;
238431e07522SLen Brown 	}
238531e07522SLen Brown 	return 0;
238631e07522SLen Brown }
2387fcd17211SLen Brown 
2388fcd17211SLen Brown static void
238931e07522SLen Brown dump_turbo_ratio_limits(int family, int model)
2390fcd17211SLen Brown {
239131e07522SLen Brown 	unsigned long long msr, core_counts;
239231e07522SLen Brown 	unsigned int ratio, group_size;
2393103a8feaSLen Brown 
23947ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2395b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
23966574a5d5SLen Brown 
239731e07522SLen Brown 	if (has_turbo_ratio_group_limits(family, model)) {
239831e07522SLen Brown 		get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts);
239931e07522SLen Brown 		fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts);
240031e07522SLen Brown 	} else {
240131e07522SLen Brown 		core_counts = 0x0807060504030201;
240231e07522SLen Brown 	}
240331e07522SLen Brown 
24046574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
240531e07522SLen Brown 	group_size = (core_counts >> 56) & 0xFF;
24066574a5d5SLen Brown 	if (ratio)
240731e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
240831e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24096574a5d5SLen Brown 
24106574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
241131e07522SLen Brown 	group_size = (core_counts >> 48) & 0xFF;
24126574a5d5SLen Brown 	if (ratio)
241331e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
241431e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24156574a5d5SLen Brown 
24166574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
241731e07522SLen Brown 	group_size = (core_counts >> 40) & 0xFF;
24186574a5d5SLen Brown 	if (ratio)
241931e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
242031e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24216574a5d5SLen Brown 
24226574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
242331e07522SLen Brown 	group_size = (core_counts >> 32) & 0xFF;
24246574a5d5SLen Brown 	if (ratio)
242531e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
242631e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
24276574a5d5SLen Brown 
2428103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
242931e07522SLen Brown 	group_size = (core_counts >> 24) & 0xFF;
2430103a8feaSLen Brown 	if (ratio)
243131e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
243231e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2433103a8feaSLen Brown 
2434103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
243531e07522SLen Brown 	group_size = (core_counts >> 16) & 0xFF;
2436103a8feaSLen Brown 	if (ratio)
243731e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
243831e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2439103a8feaSLen Brown 
2440103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
244131e07522SLen Brown 	group_size = (core_counts >> 8) & 0xFF;
2442103a8feaSLen Brown 	if (ratio)
244331e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
244431e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2445103a8feaSLen Brown 
2446103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
244731e07522SLen Brown 	group_size = (core_counts >> 0) & 0xFF;
2448103a8feaSLen Brown 	if (ratio)
244931e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
245031e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2451fcd17211SLen Brown 	return;
2452fcd17211SLen Brown }
24533a9a941dSLen Brown 
2454fcd17211SLen Brown static void
24550f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
24560f7887c4SLen Brown {
24570f7887c4SLen Brown 	unsigned long long msr;
24580f7887c4SLen Brown 	unsigned int ratio;
24590f7887c4SLen Brown 
24600f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
24610f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
24620f7887c4SLen Brown 
24630f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
24640f7887c4SLen Brown 	if (ratio)
24650f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
24660f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24670f7887c4SLen Brown 
24680f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
24690f7887c4SLen Brown 	if (ratio)
24700f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
24710f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24720f7887c4SLen Brown 
24730f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
24740f7887c4SLen Brown 	if (ratio)
24750f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
24760f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24770f7887c4SLen Brown 
24780f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
24790f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
24800f7887c4SLen Brown 
24810f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
24820f7887c4SLen Brown 	if (ratio)
24830f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
24840f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24850f7887c4SLen Brown 
24860f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
24870f7887c4SLen Brown 	if (ratio)
24880f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
24890f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24900f7887c4SLen Brown 
24910f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
24920f7887c4SLen Brown 	if (ratio)
24930f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
24940f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24950f7887c4SLen Brown 
24960f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
24970f7887c4SLen Brown 	if (ratio)
24980f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
24990f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
25000f7887c4SLen Brown }
25010f7887c4SLen Brown 
25020f7887c4SLen Brown static void
2503fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
2504fb5d4327SDasaratharaman Chandramouli {
2505cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
2506cbf97abaSHubert Chrzaniuk 
2507fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
2508cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
2509cbf97abaSHubert Chrzaniuk 	int i, b_nr;
2510cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
2511cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
2512fb5d4327SDasaratharaman Chandramouli 
2513ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2514fb5d4327SDasaratharaman Chandramouli 
2515b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
2516bfae2052SLen Brown 		base_cpu, msr);
2517fb5d4327SDasaratharaman Chandramouli 
2518fb5d4327SDasaratharaman Chandramouli 	/**
2519fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
2520cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
2521cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
2522fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
2523fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
2524fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
2525fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
2526fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
2527fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
2528fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
2529fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
2530fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
2531fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
2532fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
2533fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
2534fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
2535fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
2536fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
2537fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
2538fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
2539fb5d4327SDasaratharaman Chandramouli 	 */
2540fb5d4327SDasaratharaman Chandramouli 
2541cbf97abaSHubert Chrzaniuk 	b_nr = 0;
2542cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
2543cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
2544cbf97abaSHubert Chrzaniuk 
2545cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
2546fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
2547cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
2548fb5d4327SDasaratharaman Chandramouli 
2549cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
2550cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
2551cbf97abaSHubert Chrzaniuk 		b_nr++;
2552fb5d4327SDasaratharaman Chandramouli 	}
2553cbf97abaSHubert Chrzaniuk 
2554cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
2555cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
2556b7d8c148SLen Brown 			fprintf(outf,
2557710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
2558cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
2559fb5d4327SDasaratharaman Chandramouli }
2560fb5d4327SDasaratharaman Chandramouli 
2561fb5d4327SDasaratharaman Chandramouli static void
2562fcd17211SLen Brown dump_nhm_cst_cfg(void)
2563fcd17211SLen Brown {
2564fcd17211SLen Brown 	unsigned long long msr;
2565fcd17211SLen Brown 
25661df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2567fcd17211SLen Brown 
25681df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
2569fcd17211SLen Brown 
25703e8b62bfSArtem Bityutskiy 	fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)",
2571fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
2572fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
2573fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
2574fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
2575fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
25766c34f160SLen Brown 		(unsigned int)msr & 0xF,
2577fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
2578ac980e13SArtem Bityutskiy 
2579ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION		(1UL << 16)
2580ac980e13SArtem Bityutskiy 	if (has_automatic_cstate_conversion) {
2581ac980e13SArtem Bityutskiy 		fprintf(outf, ", automatic c-state conversion=%s",
2582ac980e13SArtem Bityutskiy 			(msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off");
2583ac980e13SArtem Bityutskiy 	}
2584ac980e13SArtem Bityutskiy 
2585ac980e13SArtem Bityutskiy 	fprintf(outf, ")\n");
2586ac980e13SArtem Bityutskiy 
2587fcd17211SLen Brown 	return;
2588103a8feaSLen Brown }
2589103a8feaSLen Brown 
25906fb3143bSLen Brown static void
25916fb3143bSLen Brown dump_config_tdp(void)
25926fb3143bSLen Brown {
25936fb3143bSLen Brown 	unsigned long long msr;
25946fb3143bSLen Brown 
25956fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
2596b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
2597685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
25986fb3143bSLen Brown 
25996fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
2600b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
26016fb3143bSLen Brown 	if (msr) {
2602685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2603685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2604685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2605685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
26066fb3143bSLen Brown 	}
2607b7d8c148SLen Brown 	fprintf(outf, ")\n");
26086fb3143bSLen Brown 
26096fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
2610b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
26116fb3143bSLen Brown 	if (msr) {
2612685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2613685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2614685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2615685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
26166fb3143bSLen Brown 	}
2617b7d8c148SLen Brown 	fprintf(outf, ")\n");
26186fb3143bSLen Brown 
26196fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
2620b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
26216fb3143bSLen Brown 	if ((msr) & 0x3)
2622b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
2623b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2624b7d8c148SLen Brown 	fprintf(outf, ")\n");
26256fb3143bSLen Brown 
26266fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
2627b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
2628685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
2629b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2630b7d8c148SLen Brown 	fprintf(outf, ")\n");
26316fb3143bSLen Brown }
26325a63426eSLen Brown 
26335a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
26345a63426eSLen Brown 
26355a63426eSLen Brown void print_irtl(void)
26365a63426eSLen Brown {
26375a63426eSLen Brown 	unsigned long long msr;
26385a63426eSLen Brown 
26395a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
26405a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr);
26415a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26425a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26435a63426eSLen Brown 
26445a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC6_IRTL, &msr);
26455a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr);
26465a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26475a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26485a63426eSLen Brown 
26495a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC7_IRTL, &msr);
26505a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr);
26515a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26525a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26535a63426eSLen Brown 
26545a63426eSLen Brown 	if (!do_irtl_hsw)
26555a63426eSLen Brown 		return;
26565a63426eSLen Brown 
26575a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
26585a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
26595a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26605a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26615a63426eSLen Brown 
26625a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
26635a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
26645a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26655a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26665a63426eSLen Brown 
26675a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
26685a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
26695a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
26705a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
26715a63426eSLen Brown 
26725a63426eSLen Brown }
267336229897SLen Brown void free_fd_percpu(void)
267436229897SLen Brown {
267536229897SLen Brown 	int i;
267636229897SLen Brown 
267701a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
267836229897SLen Brown 		if (fd_percpu[i] != 0)
267936229897SLen Brown 			close(fd_percpu[i]);
268036229897SLen Brown 	}
268136229897SLen Brown 
268236229897SLen Brown 	free(fd_percpu);
26836fb3143bSLen Brown }
26846fb3143bSLen Brown 
2685c98d5d94SLen Brown void free_all_buffers(void)
2686103a8feaSLen Brown {
26870e2d8f05SLen Brown 	int i;
26880e2d8f05SLen Brown 
2689c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
2690c98d5d94SLen Brown 	cpu_present_set = NULL;
269136229897SLen Brown 	cpu_present_setsize = 0;
2692103a8feaSLen Brown 
2693c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
2694c98d5d94SLen Brown 	cpu_affinity_set = NULL;
2695c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
2696103a8feaSLen Brown 
2697c98d5d94SLen Brown 	free(thread_even);
2698c98d5d94SLen Brown 	free(core_even);
2699c98d5d94SLen Brown 	free(package_even);
2700103a8feaSLen Brown 
2701c98d5d94SLen Brown 	thread_even = NULL;
2702c98d5d94SLen Brown 	core_even = NULL;
2703c98d5d94SLen Brown 	package_even = NULL;
2704103a8feaSLen Brown 
2705c98d5d94SLen Brown 	free(thread_odd);
2706c98d5d94SLen Brown 	free(core_odd);
2707c98d5d94SLen Brown 	free(package_odd);
2708103a8feaSLen Brown 
2709c98d5d94SLen Brown 	thread_odd = NULL;
2710c98d5d94SLen Brown 	core_odd = NULL;
2711c98d5d94SLen Brown 	package_odd = NULL;
2712103a8feaSLen Brown 
2713c98d5d94SLen Brown 	free(output_buffer);
2714c98d5d94SLen Brown 	output_buffer = NULL;
2715c98d5d94SLen Brown 	outp = NULL;
271636229897SLen Brown 
271736229897SLen Brown 	free_fd_percpu();
2718562a2d37SLen Brown 
2719562a2d37SLen Brown 	free(irq_column_2_cpu);
2720562a2d37SLen Brown 	free(irqs_per_cpu);
27210e2d8f05SLen Brown 
27220e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
27230e2d8f05SLen Brown 		if (cpus[i].put_ids)
27240e2d8f05SLen Brown 			CPU_FREE(cpus[i].put_ids);
27250e2d8f05SLen Brown 	}
27260e2d8f05SLen Brown 	free(cpus);
2727103a8feaSLen Brown }
2728103a8feaSLen Brown 
272957a42a34SJosh Triplett 
273057a42a34SJosh Triplett /*
273195aebc44SJosh Triplett  * Parse a file containing a single int.
27326de68fe1SLen Brown  * Return 0 if file can not be opened
27336de68fe1SLen Brown  * Exit if file can be opened, but can not be parsed
273495aebc44SJosh Triplett  */
273595aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
273695aebc44SJosh Triplett {
273795aebc44SJosh Triplett 	va_list args;
273895aebc44SJosh Triplett 	char path[PATH_MAX];
273995aebc44SJosh Triplett 	FILE *filep;
274095aebc44SJosh Triplett 	int value;
274195aebc44SJosh Triplett 
274295aebc44SJosh Triplett 	va_start(args, fmt);
274395aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
274495aebc44SJosh Triplett 	va_end(args);
27456de68fe1SLen Brown 	filep = fopen(path, "r");
27466de68fe1SLen Brown 	if (!filep)
27476de68fe1SLen Brown 		return 0;
2748b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2749b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
275095aebc44SJosh Triplett 	fclose(filep);
275195aebc44SJosh Triplett 	return value;
275295aebc44SJosh Triplett }
275395aebc44SJosh Triplett 
275495aebc44SJosh Triplett /*
2755c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2756c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2757c98d5d94SLen Brown  */
2758c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2759c98d5d94SLen Brown {
276095aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2761103a8feaSLen Brown }
2762103a8feaSLen Brown 
2763103a8feaSLen Brown int get_physical_package_id(int cpu)
2764103a8feaSLen Brown {
276595aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2766103a8feaSLen Brown }
2767103a8feaSLen Brown 
27686de68fe1SLen Brown int get_die_id(int cpu)
27696de68fe1SLen Brown {
27706de68fe1SLen Brown 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu);
27716de68fe1SLen Brown }
27726de68fe1SLen Brown 
2773103a8feaSLen Brown int get_core_id(int cpu)
2774103a8feaSLen Brown {
277595aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2776103a8feaSLen Brown }
2777103a8feaSLen Brown 
2778ef605741SPrarit Bhargava void set_node_data(void)
2779ef605741SPrarit Bhargava {
27802ffbb224SPrarit Bhargava 	int pkg, node, lnode, cpu, cpux;
27812ffbb224SPrarit Bhargava 	int cpu_count;
2782ef605741SPrarit Bhargava 
27832ffbb224SPrarit Bhargava 	/* initialize logical_node_id */
27842ffbb224SPrarit Bhargava 	for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu)
27852ffbb224SPrarit Bhargava 		cpus[cpu].logical_node_id = -1;
2786ef605741SPrarit Bhargava 
27872ffbb224SPrarit Bhargava 	cpu_count = 0;
27882ffbb224SPrarit Bhargava 	for (pkg = 0; pkg < topo.num_packages; pkg++) {
27892ffbb224SPrarit Bhargava 		lnode = 0;
27902ffbb224SPrarit Bhargava 		for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) {
27912ffbb224SPrarit Bhargava 			if (cpus[cpu].physical_package_id != pkg)
2792ef605741SPrarit Bhargava 				continue;
27932ffbb224SPrarit Bhargava 			/* find a cpu with an unset logical_node_id */
27942ffbb224SPrarit Bhargava 			if (cpus[cpu].logical_node_id != -1)
27952ffbb224SPrarit Bhargava 				continue;
27962ffbb224SPrarit Bhargava 			cpus[cpu].logical_node_id = lnode;
2797ef605741SPrarit Bhargava 			node = cpus[cpu].physical_node_id;
27982ffbb224SPrarit Bhargava 			cpu_count++;
27992ffbb224SPrarit Bhargava 			/*
28002ffbb224SPrarit Bhargava 			 * find all matching cpus on this pkg and set
28012ffbb224SPrarit Bhargava 			 * the logical_node_id
28022ffbb224SPrarit Bhargava 			 */
28032ffbb224SPrarit Bhargava 			for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) {
28042ffbb224SPrarit Bhargava 				if ((cpus[cpux].physical_package_id == pkg) &&
28052ffbb224SPrarit Bhargava 				   (cpus[cpux].physical_node_id == node)) {
28062ffbb224SPrarit Bhargava 					cpus[cpux].logical_node_id = lnode;
28072ffbb224SPrarit Bhargava 					cpu_count++;
2808ef605741SPrarit Bhargava 				}
28092ffbb224SPrarit Bhargava 			}
28102ffbb224SPrarit Bhargava 			lnode++;
28112ffbb224SPrarit Bhargava 			if (lnode > topo.nodes_per_pkg)
28122ffbb224SPrarit Bhargava 				topo.nodes_per_pkg = lnode;
28132ffbb224SPrarit Bhargava 		}
28142ffbb224SPrarit Bhargava 		if (cpu_count >= topo.max_cpu_num)
28152ffbb224SPrarit Bhargava 			break;
28162ffbb224SPrarit Bhargava 	}
2817ef605741SPrarit Bhargava }
2818ef605741SPrarit Bhargava 
2819ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu)
2820c98d5d94SLen Brown {
2821c98d5d94SLen Brown 	char path[80];
2822c98d5d94SLen Brown 	FILE *filep;
28230e2d8f05SLen Brown 	int i;
28240e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
2825c98d5d94SLen Brown 
28260e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; i++) {
28270e2d8f05SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist",
28280e2d8f05SLen Brown 			cpu, i);
28290e2d8f05SLen Brown 		filep = fopen(path, "r");
28300e2d8f05SLen Brown 		if (!filep)
28310e2d8f05SLen Brown 			continue;
28320e2d8f05SLen Brown 		fclose(filep);
28330e2d8f05SLen Brown 		return i;
28340e2d8f05SLen Brown 	}
28350e2d8f05SLen Brown 	return -1;
2836e275b388SDasaratharaman Chandramouli }
2837c98d5d94SLen Brown 
28380e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu)
28390e2d8f05SLen Brown {
28400e2d8f05SLen Brown 	char path[80], character;
28410e2d8f05SLen Brown 	FILE *filep;
28420e2d8f05SLen Brown 	unsigned long map;
28438cb48b32SPrarit Bhargava 	int so, shift, sib_core;
28440e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
28450e2d8f05SLen Brown 	int offset = topo.max_cpu_num + 1;
28460e2d8f05SLen Brown 	size_t size;
28478cb48b32SPrarit Bhargava 	int thread_id = 0;
28480e2d8f05SLen Brown 
28490e2d8f05SLen Brown 	thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1));
28508cb48b32SPrarit Bhargava 	if (thiscpu->thread_id < 0)
28518cb48b32SPrarit Bhargava 		thiscpu->thread_id = thread_id++;
28520e2d8f05SLen Brown 	if (!thiscpu->put_ids)
28530e2d8f05SLen Brown 		return -1;
28540e2d8f05SLen Brown 
28550e2d8f05SLen Brown 	size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
28560e2d8f05SLen Brown 	CPU_ZERO_S(size, thiscpu->put_ids);
28570e2d8f05SLen Brown 
28580e2d8f05SLen Brown 	sprintf(path,
28590e2d8f05SLen Brown 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu);
28603d7772eaSLen Brown 	filep = fopen(path, "r");
28613d7772eaSLen Brown 
28623d7772eaSLen Brown 	if (!filep) {
28633d7772eaSLen Brown 		warnx("%s: open failed", path);
28643d7772eaSLen Brown 		return -1;
28653d7772eaSLen Brown 	}
28660e2d8f05SLen Brown 	do {
28670e2d8f05SLen Brown 		offset -= BITMASK_SIZE;
28688173c336SBen Hutchings 		if (fscanf(filep, "%lx%c", &map, &character) != 2)
28698173c336SBen Hutchings 			err(1, "%s: failed to parse file", path);
28700e2d8f05SLen Brown 		for (shift = 0; shift < BITMASK_SIZE; shift++) {
28710e2d8f05SLen Brown 			if ((map >> shift) & 0x1) {
28728cb48b32SPrarit Bhargava 				so = shift + offset;
28738cb48b32SPrarit Bhargava 				sib_core = get_core_id(so);
28748cb48b32SPrarit Bhargava 				if (sib_core == thiscpu->physical_core_id) {
28758cb48b32SPrarit Bhargava 					CPU_SET_S(so, size, thiscpu->put_ids);
28768cb48b32SPrarit Bhargava 					if ((so != cpu) &&
28778cb48b32SPrarit Bhargava 					    (cpus[so].thread_id < 0))
28788cb48b32SPrarit Bhargava 						cpus[so].thread_id =
28798cb48b32SPrarit Bhargava 								    thread_id++;
28808cb48b32SPrarit Bhargava 				}
28810e2d8f05SLen Brown 			}
28820e2d8f05SLen Brown 		}
28830e2d8f05SLen Brown 	} while (!strncmp(&character, ",", 1));
2884c98d5d94SLen Brown 	fclose(filep);
28850e2d8f05SLen Brown 
28860e2d8f05SLen Brown 	return CPU_COUNT_S(size, thiscpu->put_ids);
2887c98d5d94SLen Brown }
2888c98d5d94SLen Brown 
2889c98d5d94SLen Brown /*
2890c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2891c98d5d94SLen Brown  * skip non-present cpus
2892103a8feaSLen Brown  */
2893103a8feaSLen Brown 
2894c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2895c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2896c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2897c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2898c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2899c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2900c98d5d94SLen Brown {
290140f5cfe7SPrarit Bhargava 	int retval, pkg_no, node_no, core_no, thread_no;
2902c98d5d94SLen Brown 
2903c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
290440f5cfe7SPrarit Bhargava 		for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) {
290540f5cfe7SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node;
290640f5cfe7SPrarit Bhargava 			     ++core_no) {
2907c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
290870a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
2909c98d5d94SLen Brown 					struct thread_data *t, *t2;
2910c98d5d94SLen Brown 					struct core_data *c, *c2;
2911c98d5d94SLen Brown 					struct pkg_data *p, *p2;
2912c98d5d94SLen Brown 
291340f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
291440f5cfe7SPrarit Bhargava 						       core_no, node_no,
291540f5cfe7SPrarit Bhargava 						       pkg_no);
2916c98d5d94SLen Brown 
2917c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
2918c98d5d94SLen Brown 						continue;
2919c98d5d94SLen Brown 
292040f5cfe7SPrarit Bhargava 					t2 = GET_THREAD(thread_base2, thread_no,
292140f5cfe7SPrarit Bhargava 							core_no, node_no,
292240f5cfe7SPrarit Bhargava 							pkg_no);
2923c98d5d94SLen Brown 
292440f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
292540f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
292640f5cfe7SPrarit Bhargava 					c2 = GET_CORE(core_base2, core_no,
292740f5cfe7SPrarit Bhargava 						      node_no,
292840f5cfe7SPrarit Bhargava 						      pkg_no);
2929c98d5d94SLen Brown 
2930c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
2931c98d5d94SLen Brown 					p2 = GET_PKG(pkg_base2, pkg_no);
2932c98d5d94SLen Brown 
2933c98d5d94SLen Brown 					retval = func(t, c, p, t2, c2, p2);
2934c98d5d94SLen Brown 					if (retval)
2935c98d5d94SLen Brown 						return retval;
2936c98d5d94SLen Brown 				}
2937c98d5d94SLen Brown 			}
2938c98d5d94SLen Brown 		}
293940f5cfe7SPrarit Bhargava 	}
2940c98d5d94SLen Brown 	return 0;
2941c98d5d94SLen Brown }
2942c98d5d94SLen Brown 
2943c98d5d94SLen Brown /*
2944c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2945c98d5d94SLen Brown  * return max_cpu number
2946c98d5d94SLen Brown  */
2947c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2948103a8feaSLen Brown {
2949103a8feaSLen Brown 	FILE *fp;
2950c98d5d94SLen Brown 	int cpu_num;
2951103a8feaSLen Brown 	int retval;
2952103a8feaSLen Brown 
295357a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2954103a8feaSLen Brown 
2955103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2956b2c95d90SJosh Triplett 	if (retval != 0)
2957b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2958103a8feaSLen Brown 
2959c98d5d94SLen Brown 	while (1) {
2960c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2961103a8feaSLen Brown 		if (retval != 1)
2962103a8feaSLen Brown 			break;
2963103a8feaSLen Brown 
2964c98d5d94SLen Brown 		retval = func(cpu_num);
2965c98d5d94SLen Brown 		if (retval) {
2966c98d5d94SLen Brown 			fclose(fp);
2967c98d5d94SLen Brown 			return(retval);
2968c98d5d94SLen Brown 		}
2969103a8feaSLen Brown 	}
2970103a8feaSLen Brown 	fclose(fp);
2971c98d5d94SLen Brown 	return 0;
2972103a8feaSLen Brown }
2973103a8feaSLen Brown 
2974103a8feaSLen Brown void re_initialize(void)
2975103a8feaSLen Brown {
2976c98d5d94SLen Brown 	free_all_buffers();
2977c98d5d94SLen Brown 	setup_all_buffers();
29783d7772eaSLen Brown 	fprintf(outf, "turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2979103a8feaSLen Brown }
2980103a8feaSLen Brown 
2981843c5791SPrarit Bhargava void set_max_cpu_num(void)
2982843c5791SPrarit Bhargava {
2983843c5791SPrarit Bhargava 	FILE *filep;
29848201a028SPrarit Bhargava 	int base_cpu;
2985843c5791SPrarit Bhargava 	unsigned long dummy;
29868201a028SPrarit Bhargava 	char pathname[64];
2987843c5791SPrarit Bhargava 
29888201a028SPrarit Bhargava 	base_cpu = sched_getcpu();
29898201a028SPrarit Bhargava 	if (base_cpu < 0)
29908201a028SPrarit Bhargava 		err(1, "cannot find calling cpu ID");
29918201a028SPrarit Bhargava 	sprintf(pathname,
29928201a028SPrarit Bhargava 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings",
29938201a028SPrarit Bhargava 		base_cpu);
29948201a028SPrarit Bhargava 
29958201a028SPrarit Bhargava 	filep = fopen_or_die(pathname, "r");
2996843c5791SPrarit Bhargava 	topo.max_cpu_num = 0;
2997843c5791SPrarit Bhargava 	while (fscanf(filep, "%lx,", &dummy) == 1)
29980e2d8f05SLen Brown 		topo.max_cpu_num += BITMASK_SIZE;
2999843c5791SPrarit Bhargava 	fclose(filep);
3000843c5791SPrarit Bhargava 	topo.max_cpu_num--; /* 0 based */
3001843c5791SPrarit Bhargava }
3002c98d5d94SLen Brown 
3003103a8feaSLen Brown /*
3004c98d5d94SLen Brown  * count_cpus()
3005c98d5d94SLen Brown  * remember the last one seen, it will be the max
3006103a8feaSLen Brown  */
3007c98d5d94SLen Brown int count_cpus(int cpu)
3008103a8feaSLen Brown {
3009843c5791SPrarit Bhargava 	topo.num_cpus++;
3010c98d5d94SLen Brown 	return 0;
3011103a8feaSLen Brown }
3012c98d5d94SLen Brown int mark_cpu_present(int cpu)
3013c98d5d94SLen Brown {
3014c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
301515aaa346SLen Brown 	return 0;
3016103a8feaSLen Brown }
3017103a8feaSLen Brown 
30188cb48b32SPrarit Bhargava int init_thread_id(int cpu)
30198cb48b32SPrarit Bhargava {
30208cb48b32SPrarit Bhargava 	cpus[cpu].thread_id = -1;
30218cb48b32SPrarit Bhargava 	return 0;
30228cb48b32SPrarit Bhargava }
30238cb48b32SPrarit Bhargava 
3024562a2d37SLen Brown /*
3025562a2d37SLen Brown  * snapshot_proc_interrupts()
3026562a2d37SLen Brown  *
3027562a2d37SLen Brown  * read and record summary of /proc/interrupts
3028562a2d37SLen Brown  *
3029562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
3030562a2d37SLen Brown  */
3031562a2d37SLen Brown int snapshot_proc_interrupts(void)
3032562a2d37SLen Brown {
3033562a2d37SLen Brown 	static FILE *fp;
3034562a2d37SLen Brown 	int column, retval;
3035562a2d37SLen Brown 
3036562a2d37SLen Brown 	if (fp == NULL)
3037562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
3038562a2d37SLen Brown 	else
3039562a2d37SLen Brown 		rewind(fp);
3040562a2d37SLen Brown 
3041562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
3042562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
3043562a2d37SLen Brown 		int cpu_number;
3044562a2d37SLen Brown 
3045562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
3046562a2d37SLen Brown 		if (retval != 1)
3047562a2d37SLen Brown 			break;
3048562a2d37SLen Brown 
3049562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
3050562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
3051562a2d37SLen Brown 			return 1;
3052562a2d37SLen Brown 		}
3053562a2d37SLen Brown 
3054562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
3055562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
3056562a2d37SLen Brown 	}
3057562a2d37SLen Brown 
3058562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
3059562a2d37SLen Brown 	while (1) {
3060562a2d37SLen Brown 		int column;
3061562a2d37SLen Brown 		char buf[64];
3062562a2d37SLen Brown 
3063562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
3064562a2d37SLen Brown 		if (retval != 1)
3065562a2d37SLen Brown 			break;
3066562a2d37SLen Brown 
3067562a2d37SLen Brown 		/* read the count per cpu */
3068562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
3069562a2d37SLen Brown 
3070562a2d37SLen Brown 			int cpu_number, irq_count;
3071562a2d37SLen Brown 
3072562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
3073562a2d37SLen Brown 			if (retval != 1)
3074562a2d37SLen Brown 				break;
3075562a2d37SLen Brown 
3076562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
3077562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
3078562a2d37SLen Brown 
3079562a2d37SLen Brown 		}
3080562a2d37SLen Brown 
3081562a2d37SLen Brown 		while (getc(fp) != '\n')
3082562a2d37SLen Brown 			;	/* flush interrupt description */
3083562a2d37SLen Brown 
3084562a2d37SLen Brown 	}
3085562a2d37SLen Brown 	return 0;
3086562a2d37SLen Brown }
308727d47356SLen Brown /*
3088fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
3089fdf676e5SLen Brown  *
3090fdf676e5SLen Brown  * record snapshot of
3091fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
3092fdf676e5SLen Brown  *
3093fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
3094fdf676e5SLen Brown  */
3095fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
3096fdf676e5SLen Brown {
3097fdf676e5SLen Brown 	FILE *fp;
3098fdf676e5SLen Brown 	int retval;
3099fdf676e5SLen Brown 
3100fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
3101fdf676e5SLen Brown 
3102fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
3103fdf676e5SLen Brown 	if (retval != 1)
3104fdf676e5SLen Brown 		err(1, "GFX rc6");
3105fdf676e5SLen Brown 
3106fdf676e5SLen Brown 	fclose(fp);
3107fdf676e5SLen Brown 
3108fdf676e5SLen Brown 	return 0;
3109fdf676e5SLen Brown }
3110fdf676e5SLen Brown /*
311127d47356SLen Brown  * snapshot_gfx_mhz()
311227d47356SLen Brown  *
311327d47356SLen Brown  * record snapshot of
311427d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
311527d47356SLen Brown  *
311627d47356SLen Brown  * return 1 if config change requires a restart, else return 0
311727d47356SLen Brown  */
311827d47356SLen Brown int snapshot_gfx_mhz(void)
311927d47356SLen Brown {
312027d47356SLen Brown 	static FILE *fp;
312127d47356SLen Brown 	int retval;
312227d47356SLen Brown 
312327d47356SLen Brown 	if (fp == NULL)
312427d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
312522048c54SLen Brown 	else {
312627d47356SLen Brown 		rewind(fp);
312722048c54SLen Brown 		fflush(fp);
312822048c54SLen Brown 	}
312927d47356SLen Brown 
313027d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
313127d47356SLen Brown 	if (retval != 1)
313227d47356SLen Brown 		err(1, "GFX MHz");
313327d47356SLen Brown 
313427d47356SLen Brown 	return 0;
313527d47356SLen Brown }
3136562a2d37SLen Brown 
3137562a2d37SLen Brown /*
3138b4b91569SRafael Antognolli  * snapshot_gfx_cur_mhz()
3139b4b91569SRafael Antognolli  *
3140b4b91569SRafael Antognolli  * record snapshot of
3141b4b91569SRafael Antognolli  * /sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz
3142b4b91569SRafael Antognolli  *
3143b4b91569SRafael Antognolli  * return 1 if config change requires a restart, else return 0
3144b4b91569SRafael Antognolli  */
3145b4b91569SRafael Antognolli int snapshot_gfx_act_mhz(void)
3146b4b91569SRafael Antognolli {
3147b4b91569SRafael Antognolli 	static FILE *fp;
3148b4b91569SRafael Antognolli 	int retval;
3149b4b91569SRafael Antognolli 
3150b4b91569SRafael Antognolli 	if (fp == NULL)
3151b4b91569SRafael Antognolli 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", "r");
3152b4b91569SRafael Antognolli 	else {
3153b4b91569SRafael Antognolli 		rewind(fp);
3154b4b91569SRafael Antognolli 		fflush(fp);
3155b4b91569SRafael Antognolli 	}
3156b4b91569SRafael Antognolli 
3157b4b91569SRafael Antognolli 	retval = fscanf(fp, "%d", &gfx_act_mhz);
3158b4b91569SRafael Antognolli 	if (retval != 1)
3159b4b91569SRafael Antognolli 		err(1, "GFX ACT MHz");
3160b4b91569SRafael Antognolli 
3161b4b91569SRafael Antognolli 	return 0;
3162b4b91569SRafael Antognolli }
3163b4b91569SRafael Antognolli 
3164b4b91569SRafael Antognolli /*
3165be0e54c4SLen Brown  * snapshot_cpu_lpi()
3166be0e54c4SLen Brown  *
3167be0e54c4SLen Brown  * record snapshot of
3168be0e54c4SLen Brown  * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us
3169be0e54c4SLen Brown  */
3170be0e54c4SLen Brown int snapshot_cpu_lpi_us(void)
3171be0e54c4SLen Brown {
3172be0e54c4SLen Brown 	FILE *fp;
3173be0e54c4SLen Brown 	int retval;
3174be0e54c4SLen Brown 
3175be0e54c4SLen Brown 	fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r");
3176be0e54c4SLen Brown 
3177be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us);
31785ea7647bSPrarit Bhargava 	if (retval != 1) {
31795ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle CPU output\n");
31805ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_CPU_LPI);
3181605736c6SGustavo A. R. Silva 		fclose(fp);
31825ea7647bSPrarit Bhargava 		return -1;
31835ea7647bSPrarit Bhargava 	}
3184be0e54c4SLen Brown 
3185be0e54c4SLen Brown 	fclose(fp);
3186be0e54c4SLen Brown 
3187be0e54c4SLen Brown 	return 0;
3188be0e54c4SLen Brown }
3189be0e54c4SLen Brown /*
3190be0e54c4SLen Brown  * snapshot_sys_lpi()
3191be0e54c4SLen Brown  *
31921f81c5efSLen Brown  * record snapshot of sys_lpi_file
3193be0e54c4SLen Brown  */
3194be0e54c4SLen Brown int snapshot_sys_lpi_us(void)
3195be0e54c4SLen Brown {
3196be0e54c4SLen Brown 	FILE *fp;
3197be0e54c4SLen Brown 	int retval;
3198be0e54c4SLen Brown 
31991f81c5efSLen Brown 	fp = fopen_or_die(sys_lpi_file, "r");
3200be0e54c4SLen Brown 
3201be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us);
32025ea7647bSPrarit Bhargava 	if (retval != 1) {
32035ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle System output\n");
32045ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_SYS_LPI);
320515423b95SColin Ian King 		fclose(fp);
32065ea7647bSPrarit Bhargava 		return -1;
32075ea7647bSPrarit Bhargava 	}
3208be0e54c4SLen Brown 	fclose(fp);
3209be0e54c4SLen Brown 
3210be0e54c4SLen Brown 	return 0;
3211be0e54c4SLen Brown }
3212be0e54c4SLen Brown /*
3213562a2d37SLen Brown  * snapshot /proc and /sys files
3214562a2d37SLen Brown  *
3215562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
3216562a2d37SLen Brown  */
3217562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
3218562a2d37SLen Brown {
3219218f0e8dSLen Brown 	if (DO_BIC(BIC_IRQ))
3220562a2d37SLen Brown 		if (snapshot_proc_interrupts())
3221562a2d37SLen Brown 			return 1;
3222562a2d37SLen Brown 
3223812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
3224fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
3225fdf676e5SLen Brown 
3226812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
322727d47356SLen Brown 		snapshot_gfx_mhz();
322827d47356SLen Brown 
3229b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
3230b4b91569SRafael Antognolli 		snapshot_gfx_act_mhz();
3231b4b91569SRafael Antognolli 
3232be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
3233be0e54c4SLen Brown 		snapshot_cpu_lpi_us();
3234be0e54c4SLen Brown 
3235be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
3236be0e54c4SLen Brown 		snapshot_sys_lpi_us();
3237be0e54c4SLen Brown 
3238562a2d37SLen Brown 	return 0;
3239562a2d37SLen Brown }
3240562a2d37SLen Brown 
32418aa2ed0bSLen Brown int exit_requested;
32428aa2ed0bSLen Brown 
32438aa2ed0bSLen Brown static void signal_handler (int signal)
32448aa2ed0bSLen Brown {
32458aa2ed0bSLen Brown 	switch (signal) {
32468aa2ed0bSLen Brown 	case SIGINT:
32478aa2ed0bSLen Brown 		exit_requested = 1;
32488aa2ed0bSLen Brown 		if (debug)
32498aa2ed0bSLen Brown 			fprintf(stderr, " SIGINT\n");
32508aa2ed0bSLen Brown 		break;
325107211960SLen Brown 	case SIGUSR1:
325207211960SLen Brown 		if (debug > 1)
325307211960SLen Brown 			fprintf(stderr, "SIGUSR1\n");
325407211960SLen Brown 		break;
32558aa2ed0bSLen Brown 	}
32568aa2ed0bSLen Brown }
32578aa2ed0bSLen Brown 
32588aa2ed0bSLen Brown void setup_signal_handler(void)
32598aa2ed0bSLen Brown {
32608aa2ed0bSLen Brown 	struct sigaction sa;
32618aa2ed0bSLen Brown 
32628aa2ed0bSLen Brown 	memset(&sa, 0, sizeof(sa));
32638aa2ed0bSLen Brown 
32648aa2ed0bSLen Brown 	sa.sa_handler = &signal_handler;
32658aa2ed0bSLen Brown 
32668aa2ed0bSLen Brown 	if (sigaction(SIGINT, &sa, NULL) < 0)
32678aa2ed0bSLen Brown 		err(1, "sigaction SIGINT");
326807211960SLen Brown 	if (sigaction(SIGUSR1, &sa, NULL) < 0)
326907211960SLen Brown 		err(1, "sigaction SIGUSR1");
32708aa2ed0bSLen Brown }
3271b9ad8ee0SLen Brown 
327247936f94SArtem Bityutskiy void do_sleep(void)
3273b9ad8ee0SLen Brown {
3274c026c236SArtem Bityutskiy 	struct timeval tout;
3275c026c236SArtem Bityutskiy 	struct timespec rest;
3276b9ad8ee0SLen Brown 	fd_set readfds;
3277b9ad8ee0SLen Brown 	int retval;
3278b9ad8ee0SLen Brown 
3279b9ad8ee0SLen Brown 	FD_ZERO(&readfds);
3280b9ad8ee0SLen Brown 	FD_SET(0, &readfds);
3281b9ad8ee0SLen Brown 
3282c026c236SArtem Bityutskiy 	if (ignore_stdin) {
328347936f94SArtem Bityutskiy 		nanosleep(&interval_ts, NULL);
328447936f94SArtem Bityutskiy 		return;
328547936f94SArtem Bityutskiy 	}
3286b9ad8ee0SLen Brown 
3287c026c236SArtem Bityutskiy 	tout = interval_tv;
3288c026c236SArtem Bityutskiy 	retval = select(1, &readfds, NULL, NULL, &tout);
3289b9ad8ee0SLen Brown 
3290b9ad8ee0SLen Brown 	if (retval == 1) {
3291b9ad8ee0SLen Brown 		switch (getc(stdin)) {
3292b9ad8ee0SLen Brown 		case 'q':
3293b9ad8ee0SLen Brown 			exit_requested = 1;
3294b9ad8ee0SLen Brown 			break;
3295c026c236SArtem Bityutskiy 		case EOF:
3296c026c236SArtem Bityutskiy 			/*
3297c026c236SArtem Bityutskiy 			 * 'stdin' is a pipe closed on the other end. There
3298c026c236SArtem Bityutskiy 			 * won't be any further input.
3299c026c236SArtem Bityutskiy 			 */
3300c026c236SArtem Bityutskiy 			ignore_stdin = 1;
3301c026c236SArtem Bityutskiy 			/* Sleep the rest of the time */
3302c026c236SArtem Bityutskiy 			rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000);
3303c026c236SArtem Bityutskiy 			rest.tv_nsec = (tout.tv_usec % 1000000) * 1000;
3304c026c236SArtem Bityutskiy 			nanosleep(&rest, NULL);
3305b9ad8ee0SLen Brown 		}
3306b9ad8ee0SLen Brown 	}
3307b9ad8ee0SLen Brown }
330847936f94SArtem Bityutskiy 
330987e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr)
331087e15da9SChen Yu {
331187e15da9SChen Yu 	int ret, idx;
331287e15da9SChen Yu 	unsigned long long msr_cur, msr_last;
331387e15da9SChen Yu 
331487e15da9SChen Yu 	if (!per_cpu_msr_sum)
331587e15da9SChen Yu 		return 1;
331687e15da9SChen Yu 
331787e15da9SChen Yu 	idx = offset_to_idx(offset);
331887e15da9SChen Yu 	if (idx < 0)
331987e15da9SChen Yu 		return idx;
332087e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
332187e15da9SChen Yu 	ret = get_msr(cpu, offset, &msr_cur);
332287e15da9SChen Yu 	if (ret)
332387e15da9SChen Yu 		return ret;
332487e15da9SChen Yu 	msr_last = per_cpu_msr_sum[cpu].entries[idx].last;
332587e15da9SChen Yu 	DELTA_WRAP32(msr_cur, msr_last);
332687e15da9SChen Yu 	*msr = msr_last + per_cpu_msr_sum[cpu].entries[idx].sum;
332787e15da9SChen Yu 
332887e15da9SChen Yu 	return 0;
332987e15da9SChen Yu }
333087e15da9SChen Yu 
333187e15da9SChen Yu timer_t timerid;
333287e15da9SChen Yu 
333387e15da9SChen Yu /* Timer callback, update the sum of MSRs periodically. */
333487e15da9SChen Yu static int update_msr_sum(struct thread_data *t, struct core_data *c, struct pkg_data *p)
333587e15da9SChen Yu {
333687e15da9SChen Yu 	int i, ret;
333787e15da9SChen Yu 	int cpu = t->cpu_id;
333887e15da9SChen Yu 
333987e15da9SChen Yu 	for (i = IDX_PKG_ENERGY; i < IDX_COUNT; i++) {
334087e15da9SChen Yu 		unsigned long long msr_cur, msr_last;
334187e15da9SChen Yu 		int offset;
334287e15da9SChen Yu 
334387e15da9SChen Yu 		if (!idx_valid(i))
334487e15da9SChen Yu 			continue;
334587e15da9SChen Yu 		offset = idx_to_offset(i);
334687e15da9SChen Yu 		if (offset < 0)
334787e15da9SChen Yu 			continue;
334887e15da9SChen Yu 		ret = get_msr(cpu, offset, &msr_cur);
334987e15da9SChen Yu 		if (ret) {
335087e15da9SChen Yu 			fprintf(outf, "Can not update msr(0x%x)\n", offset);
335187e15da9SChen Yu 			continue;
335287e15da9SChen Yu 		}
335387e15da9SChen Yu 
335487e15da9SChen Yu 		msr_last = per_cpu_msr_sum[cpu].entries[i].last;
335587e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].last = msr_cur & 0xffffffff;
335687e15da9SChen Yu 
335787e15da9SChen Yu 		DELTA_WRAP32(msr_cur, msr_last);
335887e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].sum += msr_last;
335987e15da9SChen Yu 	}
336087e15da9SChen Yu 	return 0;
336187e15da9SChen Yu }
336287e15da9SChen Yu 
336387e15da9SChen Yu static void
336487e15da9SChen Yu msr_record_handler(union sigval v)
336587e15da9SChen Yu {
336687e15da9SChen Yu 	for_all_cpus(update_msr_sum, EVEN_COUNTERS);
336787e15da9SChen Yu }
336887e15da9SChen Yu 
336987e15da9SChen Yu void msr_sum_record(void)
337087e15da9SChen Yu {
337187e15da9SChen Yu 	struct itimerspec its;
337287e15da9SChen Yu 	struct sigevent sev;
337387e15da9SChen Yu 
337487e15da9SChen Yu 	per_cpu_msr_sum = calloc(topo.max_cpu_num + 1, sizeof(struct msr_sum_array));
337587e15da9SChen Yu 	if (!per_cpu_msr_sum) {
337687e15da9SChen Yu 		fprintf(outf, "Can not allocate memory for long time MSR.\n");
337787e15da9SChen Yu 		return;
337887e15da9SChen Yu 	}
337987e15da9SChen Yu 	/*
338087e15da9SChen Yu 	 * Signal handler might be restricted, so use thread notifier instead.
338187e15da9SChen Yu 	 */
338287e15da9SChen Yu 	memset(&sev, 0, sizeof(struct sigevent));
338387e15da9SChen Yu 	sev.sigev_notify = SIGEV_THREAD;
338487e15da9SChen Yu 	sev.sigev_notify_function = msr_record_handler;
338587e15da9SChen Yu 
338687e15da9SChen Yu 	sev.sigev_value.sival_ptr = &timerid;
338787e15da9SChen Yu 	if (timer_create(CLOCK_REALTIME, &sev, &timerid) == -1) {
338887e15da9SChen Yu 		fprintf(outf, "Can not create timer.\n");
338987e15da9SChen Yu 		goto release_msr;
339087e15da9SChen Yu 	}
339187e15da9SChen Yu 
339287e15da9SChen Yu 	its.it_value.tv_sec = 0;
339387e15da9SChen Yu 	its.it_value.tv_nsec = 1;
339487e15da9SChen Yu 	/*
339587e15da9SChen Yu 	 * A wraparound time has been calculated early.
339687e15da9SChen Yu 	 * Some sources state that the peak power for a
339787e15da9SChen Yu 	 * microprocessor is usually 1.5 times the TDP rating,
339887e15da9SChen Yu 	 * use 2 * TDP for safety.
339987e15da9SChen Yu 	 */
340087e15da9SChen Yu 	its.it_interval.tv_sec = rapl_joule_counter_range / 2;
340187e15da9SChen Yu 	its.it_interval.tv_nsec = 0;
340287e15da9SChen Yu 
340387e15da9SChen Yu 	if (timer_settime(timerid, 0, &its, NULL) == -1) {
340487e15da9SChen Yu 		fprintf(outf, "Can not set timer.\n");
340587e15da9SChen Yu 		goto release_timer;
340687e15da9SChen Yu 	}
340787e15da9SChen Yu 	return;
340887e15da9SChen Yu 
340987e15da9SChen Yu  release_timer:
341087e15da9SChen Yu 	timer_delete(timerid);
341187e15da9SChen Yu  release_msr:
341287e15da9SChen Yu 	free(per_cpu_msr_sum);
341387e15da9SChen Yu }
34144c2122d4SLen Brown 
3415103a8feaSLen Brown void turbostat_loop()
3416103a8feaSLen Brown {
3417c98d5d94SLen Brown 	int retval;
3418e52966c0SLen Brown 	int restarted = 0;
3419023fe0acSChen Yu 	int done_iters = 0;
3420c98d5d94SLen Brown 
34218aa2ed0bSLen Brown 	setup_signal_handler();
34228aa2ed0bSLen Brown 
3423103a8feaSLen Brown restart:
3424e52966c0SLen Brown 	restarted++;
3425e52966c0SLen Brown 
3426562a2d37SLen Brown 	snapshot_proc_sysfs_files();
3427c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
34284c2122d4SLen Brown 	first_counter_read = 0;
3429d91bb17cSLen Brown 	if (retval < -1) {
3430d91bb17cSLen Brown 		exit(retval);
3431d91bb17cSLen Brown 	} else if (retval == -1) {
34323d7772eaSLen Brown 		if (restarted > 10) {
3433e52966c0SLen Brown 			exit(retval);
3434e52966c0SLen Brown 		}
3435c98d5d94SLen Brown 		re_initialize();
3436c98d5d94SLen Brown 		goto restart;
3437c98d5d94SLen Brown 	}
3438e52966c0SLen Brown 	restarted = 0;
3439023fe0acSChen Yu 	done_iters = 0;
3440103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
3441103a8feaSLen Brown 
3442103a8feaSLen Brown 	while (1) {
3443c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
3444103a8feaSLen Brown 			re_initialize();
3445103a8feaSLen Brown 			goto restart;
3446103a8feaSLen Brown 		}
3447b9ad8ee0SLen Brown 		do_sleep();
3448562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3449562a2d37SLen Brown 			goto restart;
3450c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
3451d91bb17cSLen Brown 		if (retval < -1) {
3452d91bb17cSLen Brown 			exit(retval);
3453d91bb17cSLen Brown 		} else if (retval == -1) {
345415aaa346SLen Brown 			re_initialize();
345515aaa346SLen Brown 			goto restart;
345615aaa346SLen Brown 		}
3457103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
3458103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
3459ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
3460ba3dec99SLen Brown 			re_initialize();
3461ba3dec99SLen Brown 			goto restart;
3462ba3dec99SLen Brown 		}
3463c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
3464c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
3465b7d8c148SLen Brown 		flush_output_stdout();
34668aa2ed0bSLen Brown 		if (exit_requested)
34678aa2ed0bSLen Brown 			break;
3468023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3469023fe0acSChen Yu 			break;
3470b9ad8ee0SLen Brown 		do_sleep();
3471562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3472562a2d37SLen Brown 			goto restart;
3473c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
3474d91bb17cSLen Brown 		if (retval < -1) {
3475d91bb17cSLen Brown 			exit(retval);
3476d91bb17cSLen Brown 		} else if (retval == -1) {
3477103a8feaSLen Brown 			re_initialize();
3478103a8feaSLen Brown 			goto restart;
3479103a8feaSLen Brown 		}
3480103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
3481103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
3482ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
3483ba3dec99SLen Brown 			re_initialize();
3484ba3dec99SLen Brown 			goto restart;
3485ba3dec99SLen Brown 		}
3486c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
3487c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
3488b7d8c148SLen Brown 		flush_output_stdout();
34898aa2ed0bSLen Brown 		if (exit_requested)
34908aa2ed0bSLen Brown 			break;
3491023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3492023fe0acSChen Yu 			break;
3493103a8feaSLen Brown 	}
3494103a8feaSLen Brown }
3495103a8feaSLen Brown 
3496103a8feaSLen Brown void check_dev_msr()
3497103a8feaSLen Brown {
3498103a8feaSLen Brown 	struct stat sb;
34997ce7d5deSPrarit Bhargava 	char pathname[32];
3500103a8feaSLen Brown 
35017ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
35027ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
3503a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
3504d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
3505103a8feaSLen Brown }
3506103a8feaSLen Brown 
3507fcaa681cSLen Brown /*
3508fcaa681cSLen Brown  * check for CAP_SYS_RAWIO
3509fcaa681cSLen Brown  * return 0 on success
3510fcaa681cSLen Brown  * return 1 on fail
3511fcaa681cSLen Brown  */
3512fcaa681cSLen Brown int check_for_cap_sys_rawio(void)
3513103a8feaSLen Brown {
3514fcaa681cSLen Brown 	cap_t caps;
3515fcaa681cSLen Brown 	cap_flag_value_t cap_flag_value;
3516fcaa681cSLen Brown 
3517fcaa681cSLen Brown 	caps = cap_get_proc();
3518fcaa681cSLen Brown 	if (caps == NULL)
3519fcaa681cSLen Brown 		err(-6, "cap_get_proc\n");
3520fcaa681cSLen Brown 
3521fcaa681cSLen Brown 	if (cap_get_flag(caps, CAP_SYS_RAWIO, CAP_EFFECTIVE, &cap_flag_value))
3522fcaa681cSLen Brown 		err(-6, "cap_get\n");
3523fcaa681cSLen Brown 
3524fcaa681cSLen Brown 	if (cap_flag_value != CAP_SET) {
3525fcaa681cSLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
3526fcaa681cSLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
3527fcaa681cSLen Brown 		return 1;
3528fcaa681cSLen Brown 	}
3529fcaa681cSLen Brown 
3530fcaa681cSLen Brown 	if (cap_free(caps) == -1)
3531fcaa681cSLen Brown 		err(-6, "cap_free\n");
3532fcaa681cSLen Brown 
3533fcaa681cSLen Brown 	return 0;
3534fcaa681cSLen Brown }
3535fcaa681cSLen Brown void check_permissions(void)
3536fcaa681cSLen Brown {
353798481e79SLen Brown 	int do_exit = 0;
35387ce7d5deSPrarit Bhargava 	char pathname[32];
353998481e79SLen Brown 
354098481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
3541fcaa681cSLen Brown 	do_exit += check_for_cap_sys_rawio();
354298481e79SLen Brown 
354398481e79SLen Brown 	/* test file permissions */
35447ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
35457ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
354698481e79SLen Brown 		do_exit++;
354798481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
354898481e79SLen Brown 	}
354998481e79SLen Brown 
355098481e79SLen Brown 	/* if all else fails, thell them to be root */
355198481e79SLen Brown 	if (do_exit)
3552b2c95d90SJosh Triplett 		if (getuid() != 0)
3553d7899447SLen Brown 			warnx("... or simply run as root");
355498481e79SLen Brown 
355598481e79SLen Brown 	if (do_exit)
355698481e79SLen Brown 		exit(-6);
3557103a8feaSLen Brown }
3558103a8feaSLen Brown 
3559d7899447SLen Brown /*
3560d7899447SLen Brown  * NHM adds support for additional MSRs:
3561d7899447SLen Brown  *
3562d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
3563d7899447SLen Brown  *
3564ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
35651df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
3566d7899447SLen Brown  *
3567cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
3568cf4cbe53SLen Brown  *
3569d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
3570d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
3571d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
3572d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
3573d7899447SLen Brown  *
3574ee7e38e3SLen Brown  * Side effect:
35751df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
357633148d67SLen Brown  * sets has_misc_feature_control
3577d7899447SLen Brown  */
3578ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
3579103a8feaSLen Brown {
3580ee7e38e3SLen Brown 	unsigned long long msr;
358121ed5574SLen Brown 	unsigned int base_ratio;
3582ee7e38e3SLen Brown 	int *pkg_cstate_limits;
3583ee7e38e3SLen Brown 
3584103a8feaSLen Brown 	if (!genuine_intel)
3585103a8feaSLen Brown 		return 0;
3586103a8feaSLen Brown 
3587103a8feaSLen Brown 	if (family != 6)
3588103a8feaSLen Brown 		return 0;
3589103a8feaSLen Brown 
359021ed5574SLen Brown 	bclk = discover_bclk(family, model);
359121ed5574SLen Brown 
3592103a8feaSLen Brown 	switch (model) {
3593869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
3594869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3595ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
3596ee7e38e3SLen Brown 		break;
3597869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
3598869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
3599869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3600869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3601ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
360233148d67SLen Brown 		has_misc_feature_control = 1;
3603ee7e38e3SLen Brown 		break;
3604c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
36055e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3606869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
360777e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
3608c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
36095e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3610869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3611af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3612af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3613ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
361433148d67SLen Brown 		has_misc_feature_control = 1;
3615ee7e38e3SLen Brown 		break;
3616d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3617d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
361833148d67SLen Brown 		has_misc_feature_control = 1;
3619d8ebb442SLen Brown 		break;
3620f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
3621cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
36225ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
3623ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
3624ee7e38e3SLen Brown 		break;
3625869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
3626ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
3627cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
3628ee7e38e3SLen Brown 		break;
3629869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
3630ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
3631ee7e38e3SLen Brown 		break;
3632869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3633f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
36345ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
3635f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
363620de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D: /* JVL */
3637445640a5SLen Brown 		pkg_cstate_limits = glm_pkg_cstate_limits;
3638e4085d54SLen Brown 		break;
3639103a8feaSLen Brown 	default:
3640103a8feaSLen Brown 		return 0;
3641103a8feaSLen Brown 	}
36421df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
3643e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
3644ee7e38e3SLen Brown 
3645ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
364621ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
364721ed5574SLen Brown 
364821ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
364921ed5574SLen Brown 	has_base_hz = 1;
3650ee7e38e3SLen Brown 	return 1;
3651103a8feaSLen Brown }
36520f7887c4SLen Brown /*
3653495c7654SLen Brown  * SLV client has support for unique MSRs:
36540f7887c4SLen Brown  *
36550f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
36560f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
36570f7887c4SLen Brown  */
36580f7887c4SLen Brown 
36590f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
36600f7887c4SLen Brown {
36610f7887c4SLen Brown 	if (!genuine_intel)
36620f7887c4SLen Brown 		return 0;
36630f7887c4SLen Brown 
36640f7887c4SLen Brown 	switch (model) {
3665f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
3666f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_MID:
3667f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_AIRMONT_MID:
36680f7887c4SLen Brown 		return 1;
36690f7887c4SLen Brown 	}
36700f7887c4SLen Brown 	return 0;
36710f7887c4SLen Brown }
36727170a374SLen Brown int is_dnv(unsigned int family, unsigned int model)
36737170a374SLen Brown {
36747170a374SLen Brown 
36757170a374SLen Brown 	if (!genuine_intel)
36767170a374SLen Brown 		return 0;
36777170a374SLen Brown 
36787170a374SLen Brown 	switch (model) {
36795ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
36807170a374SLen Brown 		return 1;
36817170a374SLen Brown 	}
36827170a374SLen Brown 	return 0;
36837170a374SLen Brown }
3684ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model)
3685ade0ebacSLen Brown {
3686ade0ebacSLen Brown 
3687ade0ebacSLen Brown 	if (!genuine_intel)
3688ade0ebacSLen Brown 		return 0;
3689ade0ebacSLen Brown 
3690ade0ebacSLen Brown 	switch (model) {
3691ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_X:
3692ade0ebacSLen Brown 		return 1;
3693ade0ebacSLen Brown 	}
3694ade0ebacSLen Brown 	return 0;
3695ade0ebacSLen Brown }
369634c76197SLen Brown int is_skx(unsigned int family, unsigned int model)
369734c76197SLen Brown {
369834c76197SLen Brown 
369934c76197SLen Brown 	if (!genuine_intel)
370034c76197SLen Brown 		return 0;
370134c76197SLen Brown 
370234c76197SLen Brown 	switch (model) {
370334c76197SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
370434c76197SLen Brown 		return 1;
370534c76197SLen Brown 	}
370634c76197SLen Brown 	return 0;
370734c76197SLen Brown }
3708f6708400SChen Yu int is_ehl(unsigned int family, unsigned int model)
3709f6708400SChen Yu {
3710f6708400SChen Yu 	if (!genuine_intel)
3711f6708400SChen Yu 		return 0;
3712f6708400SChen Yu 
3713f6708400SChen Yu 	switch (model) {
3714f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:
3715f6708400SChen Yu 		return 1;
3716f6708400SChen Yu 	}
3717f6708400SChen Yu 	return 0;
3718f6708400SChen Yu }
371920de0dabSAntti Laakso int is_jvl(unsigned int family, unsigned int model)
372020de0dabSAntti Laakso {
372120de0dabSAntti Laakso 	if (!genuine_intel)
372220de0dabSAntti Laakso 		return 0;
372320de0dabSAntti Laakso 
372420de0dabSAntti Laakso 	switch (model) {
372520de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
372620de0dabSAntti Laakso 		return 1;
372720de0dabSAntti Laakso 	}
372820de0dabSAntti Laakso 	return 0;
372920de0dabSAntti Laakso }
37300f7887c4SLen Brown 
373131e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model)
3732d7899447SLen Brown {
37330f7887c4SLen Brown 	if (has_slv_msrs(family, model))
37340f7887c4SLen Brown 		return 0;
37350f7887c4SLen Brown 
3736d7899447SLen Brown 	switch (model) {
3737d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
3738869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3739869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
3740d7899447SLen Brown 		return 0;
3741d7899447SLen Brown 	default:
3742d7899447SLen Brown 		return 1;
3743d7899447SLen Brown 	}
3744d7899447SLen Brown }
37450f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
37460f7887c4SLen Brown {
37470f7887c4SLen Brown 	if (has_slv_msrs(family, model))
37480f7887c4SLen Brown 		return 1;
37490f7887c4SLen Brown 
37500f7887c4SLen Brown 	return 0;
37510f7887c4SLen Brown }
37526574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
37536574a5d5SLen Brown {
37546574a5d5SLen Brown 	if (!genuine_intel)
37556574a5d5SLen Brown 		return 0;
37566574a5d5SLen Brown 
37576574a5d5SLen Brown 	if (family != 6)
37586574a5d5SLen Brown 		return 0;
37596574a5d5SLen Brown 
37606574a5d5SLen Brown 	switch (model) {
3761869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3762869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
37636574a5d5SLen Brown 		return 1;
37646574a5d5SLen Brown 	default:
37656574a5d5SLen Brown 		return 0;
37666574a5d5SLen Brown 	}
37676574a5d5SLen Brown }
3768fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
3769fcd17211SLen Brown {
3770fcd17211SLen Brown 	if (!genuine_intel)
3771fcd17211SLen Brown 		return 0;
3772fcd17211SLen Brown 
3773fcd17211SLen Brown 	if (family != 6)
3774fcd17211SLen Brown 		return 0;
3775fcd17211SLen Brown 
3776fcd17211SLen Brown 	switch (model) {
3777869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
3778fcd17211SLen Brown 		return 1;
3779fcd17211SLen Brown 	default:
3780fcd17211SLen Brown 		return 0;
3781fcd17211SLen Brown 	}
3782fcd17211SLen Brown }
3783fcd17211SLen Brown 
3784fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
3785fb5d4327SDasaratharaman Chandramouli {
3786fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3787fb5d4327SDasaratharaman Chandramouli 		return 0;
3788fb5d4327SDasaratharaman Chandramouli 
3789fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
3790fb5d4327SDasaratharaman Chandramouli 		return 0;
3791fb5d4327SDasaratharaman Chandramouli 
3792fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3793869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
3794fb5d4327SDasaratharaman Chandramouli 		return 1;
3795fb5d4327SDasaratharaman Chandramouli 	default:
3796fb5d4327SDasaratharaman Chandramouli 		return 0;
3797fb5d4327SDasaratharaman Chandramouli 	}
3798fb5d4327SDasaratharaman Chandramouli }
379931e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model)
380031e07522SLen Brown {
380131e07522SLen Brown 	if (!genuine_intel)
380231e07522SLen Brown 		return 0;
380331e07522SLen Brown 
380431e07522SLen Brown 	if (family != 6)
380531e07522SLen Brown 		return 0;
380631e07522SLen Brown 
380731e07522SLen Brown 	switch (model) {
380831e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
380931e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
381031e07522SLen Brown 		return 1;
381131e07522SLen Brown 	default:
381231e07522SLen Brown 		return 0;
381331e07522SLen Brown 	}
381431e07522SLen Brown }
38156fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
38166fb3143bSLen Brown {
38176fb3143bSLen Brown 	if (!genuine_intel)
38186fb3143bSLen Brown 		return 0;
38196fb3143bSLen Brown 
38206fb3143bSLen Brown 	if (family != 6)
38216fb3143bSLen Brown 		return 0;
38226fb3143bSLen Brown 
38236fb3143bSLen Brown 	switch (model) {
3824869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3825c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
3826869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
382777e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
38285e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3829c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
38305e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3831869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3832af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3833af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3834869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
38356fb3143bSLen Brown 
3836869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
38376fb3143bSLen Brown 		return 1;
38386fb3143bSLen Brown 	default:
38396fb3143bSLen Brown 		return 0;
38406fb3143bSLen Brown 	}
38416fb3143bSLen Brown }
38426fb3143bSLen Brown 
3843fcd17211SLen Brown static void
3844fecb3bc8SDavid Arcari remove_underbar(char *s)
3845fecb3bc8SDavid Arcari {
3846fecb3bc8SDavid Arcari 	char *to = s;
3847fecb3bc8SDavid Arcari 
3848fecb3bc8SDavid Arcari 	while (*s) {
3849fecb3bc8SDavid Arcari 		if (*s != '_')
3850fecb3bc8SDavid Arcari 			*to++ = *s;
3851fecb3bc8SDavid Arcari 		s++;
3852fecb3bc8SDavid Arcari 	}
3853fecb3bc8SDavid Arcari 
3854fecb3bc8SDavid Arcari 	*to = 0;
3855fecb3bc8SDavid Arcari }
3856fecb3bc8SDavid Arcari 
3857fecb3bc8SDavid Arcari static void
38581b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
3859fcd17211SLen Brown {
3860fcd17211SLen Brown 	if (!do_nhm_platform_info)
3861fcd17211SLen Brown 		return;
3862fcd17211SLen Brown 
3863fcd17211SLen Brown 	dump_nhm_platform_info();
3864fcd17211SLen Brown 
3865fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
3866fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
3867fcd17211SLen Brown 
3868fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
3869fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
3870fcd17211SLen Brown 
387131e07522SLen Brown 	if (has_turbo_ratio_limit(family, model))
387231e07522SLen Brown 		dump_turbo_ratio_limits(family, model);
3873fcd17211SLen Brown 
38740f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
38750f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
38760f7887c4SLen Brown 
3877fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
3878fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
3879fb5d4327SDasaratharaman Chandramouli 
38806fb3143bSLen Brown 	if (has_config_tdp(family, model))
38816fb3143bSLen Brown 		dump_config_tdp();
38826fb3143bSLen Brown 
3883fcd17211SLen Brown 	dump_nhm_cst_cfg();
3884fcd17211SLen Brown }
3885fcd17211SLen Brown 
3886abdcbdb2SLen Brown static void dump_sysfs_file(char *path)
3887abdcbdb2SLen Brown {
3888abdcbdb2SLen Brown 	FILE *input;
3889abdcbdb2SLen Brown 	char cpuidle_buf[64];
3890abdcbdb2SLen Brown 
3891abdcbdb2SLen Brown 	input = fopen(path, "r");
3892abdcbdb2SLen Brown 	if (input == NULL) {
3893abdcbdb2SLen Brown 		if (debug)
3894abdcbdb2SLen Brown 			fprintf(outf, "NSFOD %s\n", path);
3895abdcbdb2SLen Brown 		return;
3896abdcbdb2SLen Brown 	}
3897abdcbdb2SLen Brown 	if (!fgets(cpuidle_buf, sizeof(cpuidle_buf), input))
3898abdcbdb2SLen Brown 		err(1, "%s: failed to read file", path);
3899abdcbdb2SLen Brown 	fclose(input);
3900abdcbdb2SLen Brown 
3901abdcbdb2SLen Brown 	fprintf(outf, "%s: %s", strrchr(path, '/') + 1, cpuidle_buf);
3902abdcbdb2SLen Brown }
390341618e63SLen Brown static void
390441618e63SLen Brown dump_sysfs_cstate_config(void)
390541618e63SLen Brown {
390641618e63SLen Brown 	char path[64];
390741618e63SLen Brown 	char name_buf[16];
390841618e63SLen Brown 	char desc[64];
390941618e63SLen Brown 	FILE *input;
391041618e63SLen Brown 	int state;
391141618e63SLen Brown 	char *sp;
391241618e63SLen Brown 
3913abdcbdb2SLen Brown 	if (access("/sys/devices/system/cpu/cpuidle", R_OK)) {
3914abdcbdb2SLen Brown 		fprintf(outf, "cpuidle not loaded\n");
3915abdcbdb2SLen Brown 		return;
3916abdcbdb2SLen Brown 	}
3917abdcbdb2SLen Brown 
3918abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_driver");
3919abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor");
3920abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor_ro");
3921abdcbdb2SLen Brown 
392241618e63SLen Brown 	for (state = 0; state < 10; ++state) {
392341618e63SLen Brown 
392441618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
392541618e63SLen Brown 			base_cpu, state);
392641618e63SLen Brown 		input = fopen(path, "r");
392741618e63SLen Brown 		if (input == NULL)
392841618e63SLen Brown 			continue;
39298173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
39308173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
393141618e63SLen Brown 
393241618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
393341618e63SLen Brown 		sp = strchr(name_buf, '-');
393441618e63SLen Brown 		if (!sp)
393541618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
393641618e63SLen Brown 		*sp = '\0';
393741618e63SLen Brown 		fclose(input);
393841618e63SLen Brown 
3939fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
3940fecb3bc8SDavid Arcari 
394141618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc",
394241618e63SLen Brown 			base_cpu, state);
394341618e63SLen Brown 		input = fopen(path, "r");
394441618e63SLen Brown 		if (input == NULL)
394541618e63SLen Brown 			continue;
39468173c336SBen Hutchings 		if (!fgets(desc, sizeof(desc), input))
39478173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
394841618e63SLen Brown 
394941618e63SLen Brown 		fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc);
395041618e63SLen Brown 		fclose(input);
395141618e63SLen Brown 	}
395241618e63SLen Brown }
39537293fccdSLen Brown static void
39547293fccdSLen Brown dump_sysfs_pstate_config(void)
39557293fccdSLen Brown {
39567293fccdSLen Brown 	char path[64];
39577293fccdSLen Brown 	char driver_buf[64];
39587293fccdSLen Brown 	char governor_buf[64];
39597293fccdSLen Brown 	FILE *input;
39607293fccdSLen Brown 	int turbo;
39617293fccdSLen Brown 
39627293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver",
39637293fccdSLen Brown 			base_cpu);
39647293fccdSLen Brown 	input = fopen(path, "r");
39657293fccdSLen Brown 	if (input == NULL) {
39660a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
39677293fccdSLen Brown 		return;
39687293fccdSLen Brown 	}
39698173c336SBen Hutchings 	if (!fgets(driver_buf, sizeof(driver_buf), input))
39708173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
39717293fccdSLen Brown 	fclose(input);
39727293fccdSLen Brown 
39737293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor",
39747293fccdSLen Brown 			base_cpu);
39757293fccdSLen Brown 	input = fopen(path, "r");
39767293fccdSLen Brown 	if (input == NULL) {
39770a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
39787293fccdSLen Brown 		return;
39797293fccdSLen Brown 	}
39808173c336SBen Hutchings 	if (!fgets(governor_buf, sizeof(governor_buf), input))
39818173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
39827293fccdSLen Brown 	fclose(input);
39837293fccdSLen Brown 
39847293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
39857293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
39867293fccdSLen Brown 
39877293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
39887293fccdSLen Brown 	input = fopen(path, "r");
39897293fccdSLen Brown 	if (input != NULL) {
39908173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
39918173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
39927293fccdSLen Brown 		fprintf(outf, "cpufreq boost: %d\n", turbo);
39937293fccdSLen Brown 		fclose(input);
39947293fccdSLen Brown 	}
39957293fccdSLen Brown 
39967293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
39977293fccdSLen Brown 	input = fopen(path, "r");
39987293fccdSLen Brown 	if (input != NULL) {
39998173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
40008173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
40017293fccdSLen Brown 		fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
40027293fccdSLen Brown 		fclose(input);
40037293fccdSLen Brown 	}
40047293fccdSLen Brown }
400541618e63SLen Brown 
40066574a5d5SLen Brown 
4007889facbeSLen Brown /*
4008889facbeSLen Brown  * print_epb()
4009889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
4010889facbeSLen Brown  */
4011889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4012889facbeSLen Brown {
4013889facbeSLen Brown 	char *epb_string;
40146d6501d9SBorislav Petkov 	int cpu, epb;
4015889facbeSLen Brown 
4016889facbeSLen Brown 	if (!has_epb)
4017889facbeSLen Brown 		return 0;
4018889facbeSLen Brown 
4019889facbeSLen Brown 	cpu = t->cpu_id;
4020889facbeSLen Brown 
4021889facbeSLen Brown 	/* EPB is per-package */
4022889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4023889facbeSLen Brown 		return 0;
4024889facbeSLen Brown 
4025889facbeSLen Brown 	if (cpu_migrate(cpu)) {
40263d7772eaSLen Brown 		fprintf(outf, "print_epb: Could not migrate to CPU %d\n", cpu);
4027889facbeSLen Brown 		return -1;
4028889facbeSLen Brown 	}
4029889facbeSLen Brown 
40306d6501d9SBorislav Petkov 	epb = get_epb(cpu);
40316d6501d9SBorislav Petkov 	if (epb < 0)
4032889facbeSLen Brown 		return 0;
4033889facbeSLen Brown 
40346d6501d9SBorislav Petkov 	switch (epb) {
4035889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
4036889facbeSLen Brown 		epb_string = "performance";
4037889facbeSLen Brown 		break;
4038889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
4039889facbeSLen Brown 		epb_string = "balanced";
4040889facbeSLen Brown 		break;
4041889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
4042889facbeSLen Brown 		epb_string = "powersave";
4043889facbeSLen Brown 		break;
4044889facbeSLen Brown 	default:
4045889facbeSLen Brown 		epb_string = "custom";
4046889facbeSLen Brown 		break;
4047889facbeSLen Brown 	}
40486d6501d9SBorislav Petkov 	fprintf(outf, "cpu%d: EPB: %d (%s)\n", cpu, epb, epb_string);
4049889facbeSLen Brown 
4050889facbeSLen Brown 	return 0;
4051889facbeSLen Brown }
40527f5c258eSLen Brown /*
40537f5c258eSLen Brown  * print_hwp()
40547f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
40557f5c258eSLen Brown  */
40567f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
40577f5c258eSLen Brown {
40587f5c258eSLen Brown 	unsigned long long msr;
40597f5c258eSLen Brown 	int cpu;
40607f5c258eSLen Brown 
40617f5c258eSLen Brown 	if (!has_hwp)
40627f5c258eSLen Brown 		return 0;
40637f5c258eSLen Brown 
40647f5c258eSLen Brown 	cpu = t->cpu_id;
40657f5c258eSLen Brown 
40667f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
40677f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
40687f5c258eSLen Brown 		return 0;
40697f5c258eSLen Brown 
40707f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
40713d7772eaSLen Brown 		fprintf(outf, "print_hwp: Could not migrate to CPU %d\n", cpu);
40727f5c258eSLen Brown 		return -1;
40737f5c258eSLen Brown 	}
40747f5c258eSLen Brown 
40757f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
40767f5c258eSLen Brown 		return 0;
40777f5c258eSLen Brown 
4078b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
40797f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
40807f5c258eSLen Brown 
40817f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
40827f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
40837f5c258eSLen Brown 		return 0;
40847f5c258eSLen Brown 
40857f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
40867f5c258eSLen Brown 		return 0;
40877f5c258eSLen Brown 
4088b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
40896dbd25a2SLen Brown 			"(high %d guar %d eff %d low %d)\n",
40907f5c258eSLen Brown 			cpu, msr,
40917f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
40927f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
40937f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
40947f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
40957f5c258eSLen Brown 
40967f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
40977f5c258eSLen Brown 		return 0;
40987f5c258eSLen Brown 
4099b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
41006dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n",
41017f5c258eSLen Brown 			cpu, msr,
41027f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
41037f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
41047f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
41057f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
41067f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
41077f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
41087f5c258eSLen Brown 
41097f5c258eSLen Brown 	if (has_hwp_pkg) {
41107f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
41117f5c258eSLen Brown 			return 0;
41127f5c258eSLen Brown 
4113b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
41146dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x)\n",
41157f5c258eSLen Brown 			cpu, msr,
41167f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
41177f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
41187f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
41197f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
41207f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
41217f5c258eSLen Brown 	}
41227f5c258eSLen Brown 	if (has_hwp_notify) {
41237f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
41247f5c258eSLen Brown 			return 0;
41257f5c258eSLen Brown 
4126b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
41277f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
41287f5c258eSLen Brown 			cpu, msr,
41297f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
41307f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
41317f5c258eSLen Brown 	}
41327f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
41337f5c258eSLen Brown 		return 0;
41347f5c258eSLen Brown 
4135b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
41367f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
41377f5c258eSLen Brown 			cpu, msr,
41387f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
41397f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
4140889facbeSLen Brown 
4141889facbeSLen Brown 	return 0;
4142889facbeSLen Brown }
4143889facbeSLen Brown 
41443a9a941dSLen Brown /*
41453a9a941dSLen Brown  * print_perf_limit()
41463a9a941dSLen Brown  */
41473a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
41483a9a941dSLen Brown {
41493a9a941dSLen Brown 	unsigned long long msr;
41503a9a941dSLen Brown 	int cpu;
41513a9a941dSLen Brown 
41523a9a941dSLen Brown 	cpu = t->cpu_id;
41533a9a941dSLen Brown 
41543a9a941dSLen Brown 	/* per-package */
41553a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
41563a9a941dSLen Brown 		return 0;
41573a9a941dSLen Brown 
41583a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
41593d7772eaSLen Brown 		fprintf(outf, "print_perf_limit: Could not migrate to CPU %d\n", cpu);
41603a9a941dSLen Brown 		return -1;
41613a9a941dSLen Brown 	}
41623a9a941dSLen Brown 
41633a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
41643a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
4165b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4166b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
4167e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
41683a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
4169e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
4170e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
4171e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
4172e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
4173e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
4174e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
4175e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
4176e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
4177e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
4178e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
4179e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
4180e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
4181b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
4182e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
41833a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
4184e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
4185e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
4186e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
4187e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
4188e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
4189e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
4190e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
4191e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
4192e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
4193e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
4194e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
4195e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
41963a9a941dSLen Brown 
41973a9a941dSLen Brown 	}
41983a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
41993a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
4200b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4201b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
42023a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
42033a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
42043a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
42053a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
42063a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
42073a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
42083a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
42093a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4210b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
42113a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
42123a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
42133a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
42143a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
42153a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
42163a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
42173a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
42183a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
42193a9a941dSLen Brown 	}
42203a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
42213a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
4222b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4223b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
42243a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
42253a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
42263a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
42273a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
42283a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
42293a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4230b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
42313a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
42323a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
42333a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
42343a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
42353a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
42363a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
42373a9a941dSLen Brown 	}
42383a9a941dSLen Brown 	return 0;
42393a9a941dSLen Brown }
42403a9a941dSLen Brown 
4241889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
4242889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
4243889facbeSLen Brown 
42449392bd98SCalvin Walton double get_tdp_intel(unsigned int model)
4245144b44b1SLen Brown {
4246144b44b1SLen Brown 	unsigned long long msr;
4247144b44b1SLen Brown 
4248144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
42497ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
4250144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
4251144b44b1SLen Brown 
4252144b44b1SLen Brown 	switch (model) {
4253f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
42545ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:
4255144b44b1SLen Brown 		return 30.0;
4256144b44b1SLen Brown 	default:
4257144b44b1SLen Brown 		return 135.0;
4258144b44b1SLen Brown 	}
4259144b44b1SLen Brown }
4260144b44b1SLen Brown 
42619392bd98SCalvin Walton double get_tdp_amd(unsigned int family)
42629392bd98SCalvin Walton {
426333eb8225SKim Phillips 	/* This is the max stock TDP of HEDT/Server Fam17h+ chips */
426433eb8225SKim Phillips 	return 280.0;
42659392bd98SCalvin Walton }
42669392bd98SCalvin Walton 
426740ee8e3bSAndrey Semin /*
426840ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
426940ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
427040ee8e3bSAndrey Semin  */
427140ee8e3bSAndrey Semin static double
427240ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
427340ee8e3bSAndrey Semin {
427440ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
427540ee8e3bSAndrey Semin 
427640ee8e3bSAndrey Semin 	switch (model) {
4277869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4278869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4279abdc75abSZhang Rui 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
4280869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
428140ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
428240ee8e3bSAndrey Semin 	default:
428340ee8e3bSAndrey Semin 		return (rapl_energy_units);
428440ee8e3bSAndrey Semin 	}
428540ee8e3bSAndrey Semin }
428640ee8e3bSAndrey Semin 
42879392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model)
4288889facbeSLen Brown {
4289889facbeSLen Brown 	unsigned long long msr;
4290144b44b1SLen Brown 	unsigned int time_unit;
4291889facbeSLen Brown 	double tdp;
4292889facbeSLen Brown 
4293889facbeSLen Brown 	if (family != 6)
4294889facbeSLen Brown 		return;
4295889facbeSLen Brown 
4296889facbeSLen Brown 	switch (model) {
4297869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4298869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
4299c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
430077e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
43015e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
4302c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
43035e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
4304144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
4305812db3f7SLen Brown 		if (rapl_joules) {
4306812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4307812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4308812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4309812db3f7SLen Brown 		} else {
4310812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4311812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4312812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4313812db3f7SLen Brown 		}
4314889facbeSLen Brown 		break;
4315869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4316f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4317e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
4318812db3f7SLen Brown 		if (rapl_joules)
4319812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4320812db3f7SLen Brown 		else
4321812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4322e4085d54SLen Brown 		break;
4323f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4324f6708400SChen 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;
4325f6708400SChen Yu 		if (rapl_joules) {
4326f6708400SChen Yu 			BIC_PRESENT(BIC_Pkg_J);
4327f6708400SChen Yu 			BIC_PRESENT(BIC_Cor_J);
4328f6708400SChen Yu 			BIC_PRESENT(BIC_RAM_J);
4329f6708400SChen Yu 			BIC_PRESENT(BIC_GFX_J);
4330f6708400SChen Yu 		} else {
4331f6708400SChen Yu 			BIC_PRESENT(BIC_PkgWatt);
4332f6708400SChen Yu 			BIC_PRESENT(BIC_CorWatt);
4333f6708400SChen Yu 			BIC_PRESENT(BIC_RAMWatt);
4334f6708400SChen Yu 			BIC_PRESENT(BIC_GFXWatt);
4335f6708400SChen Yu 		}
4336f6708400SChen Yu 		break;
433720de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:	/* JVL */
433820de0dabSAntti Laakso 		do_rapl = RAPL_PKG | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
433920de0dabSAntti Laakso 		BIC_PRESENT(BIC_PKG__);
434020de0dabSAntti Laakso 		if (rapl_joules)
434120de0dabSAntti Laakso 			BIC_PRESENT(BIC_Pkg_J);
434220de0dabSAntti Laakso 		else
434320de0dabSAntti Laakso 			BIC_PRESENT(BIC_PkgWatt);
434420de0dabSAntti Laakso 		break;
4345af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4346af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
434781824921SLen 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;
4348812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4349812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4350812db3f7SLen Brown 		if (rapl_joules) {
4351812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4352812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4353812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
435481824921SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4355812db3f7SLen Brown 		} else {
4356812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4357812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4358812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
435981824921SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4360812db3f7SLen Brown 		}
43610b2bb692SLen Brown 		break;
4362869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4363869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4364869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
4365869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
43660b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
4367812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4368812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4369812db3f7SLen Brown 		if (rapl_joules) {
4370812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4371812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4372812db3f7SLen Brown 		} else {
4373812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4374812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4375812db3f7SLen Brown 		}
4376e6f9bb3cSLen Brown 		break;
4377869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4378869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
43790b2bb692SLen 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;
4380812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4381812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4382812db3f7SLen Brown 		if (rapl_joules) {
4383812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4384812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4385812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4386812db3f7SLen Brown 		} else {
4387812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4388812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4389812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4390812db3f7SLen Brown 		}
4391144b44b1SLen Brown 		break;
4392f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
43935ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4394144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
4395812db3f7SLen Brown 		if (rapl_joules) {
4396812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4397812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4398812db3f7SLen Brown 		} else {
4399812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4400812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4401812db3f7SLen Brown 		}
4402889facbeSLen Brown 		break;
44035ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
44040f644909SJacob 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;
4405812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4406812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4407812db3f7SLen Brown 		if (rapl_joules) {
4408812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4409812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4410812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4411812db3f7SLen Brown 		} else {
4412812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4413812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4414812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4415812db3f7SLen Brown 		}
44160f644909SJacob Pan 		break;
4417889facbeSLen Brown 	default:
4418889facbeSLen Brown 		return;
4419889facbeSLen Brown 	}
4420889facbeSLen Brown 
4421889facbeSLen Brown 	/* units on package 0, verify later other packages match */
44227ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
4423889facbeSLen Brown 		return;
4424889facbeSLen Brown 
4425889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
4426f2c4db1bSPeter Zijlstra 	if (model == INTEL_FAM6_ATOM_SILVERMONT)
4427144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
4428144b44b1SLen Brown 	else
4429889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
4430889facbeSLen Brown 
443140ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
443240ee8e3bSAndrey Semin 
4433144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
4434144b44b1SLen Brown 	if (time_unit == 0)
4435144b44b1SLen Brown 		time_unit = 0xA;
4436889facbeSLen Brown 
4437144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
4438144b44b1SLen Brown 
44399392bd98SCalvin Walton 	tdp = get_tdp_intel(model);
4440889facbeSLen Brown 
4441889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
444296e47158SLen Brown 	if (!quiet)
4443b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
44449392bd98SCalvin Walton }
4445889facbeSLen Brown 
44469392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model)
44479392bd98SCalvin Walton {
44489392bd98SCalvin Walton 	unsigned long long msr;
44499392bd98SCalvin Walton 	unsigned int eax, ebx, ecx, edx;
44509392bd98SCalvin Walton 	unsigned int has_rapl = 0;
44519392bd98SCalvin Walton 	double tdp;
44529392bd98SCalvin Walton 
44539392bd98SCalvin Walton 	if (max_extended_level >= 0x80000007) {
44549392bd98SCalvin Walton 		__cpuid(0x80000007, eax, ebx, ecx, edx);
445533eb8225SKim Phillips 		/* RAPL (Fam 17h+) */
44569392bd98SCalvin Walton 		has_rapl = edx & (1 << 14);
44579392bd98SCalvin Walton 	}
44589392bd98SCalvin Walton 
445933eb8225SKim Phillips 	if (!has_rapl || family < 0x17)
4460889facbeSLen Brown 		return;
44619392bd98SCalvin Walton 
44629392bd98SCalvin Walton 	do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY;
44633316f99aSCalvin Walton 	if (rapl_joules) {
44643316f99aSCalvin Walton 		BIC_PRESENT(BIC_Pkg_J);
44659392bd98SCalvin Walton 		BIC_PRESENT(BIC_Cor_J);
44663316f99aSCalvin Walton 	} else {
44673316f99aSCalvin Walton 		BIC_PRESENT(BIC_PkgWatt);
44689392bd98SCalvin Walton 		BIC_PRESENT(BIC_CorWatt);
44693316f99aSCalvin Walton 	}
44709392bd98SCalvin Walton 
44719392bd98SCalvin Walton 	if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr))
44729392bd98SCalvin Walton 		return;
44739392bd98SCalvin Walton 
44749392bd98SCalvin Walton 	rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf));
44759392bd98SCalvin Walton 	rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f));
44769392bd98SCalvin Walton 	rapl_power_units = ldexp(1.0, -(msr & 0xf));
44779392bd98SCalvin Walton 
44789cfa8e04SPu Wen 	tdp = get_tdp_amd(family);
44799392bd98SCalvin Walton 
44809392bd98SCalvin Walton 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
44819392bd98SCalvin Walton 	if (!quiet)
44829392bd98SCalvin Walton 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
44839392bd98SCalvin Walton }
44849392bd98SCalvin Walton 
44859392bd98SCalvin Walton /*
44869392bd98SCalvin Walton  * rapl_probe()
44879392bd98SCalvin Walton  *
44889392bd98SCalvin Walton  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
44899392bd98SCalvin Walton  */
44909392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model)
44919392bd98SCalvin Walton {
44929392bd98SCalvin Walton 	if (genuine_intel)
44939392bd98SCalvin Walton 		rapl_probe_intel(family, model);
4494c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine)
44959392bd98SCalvin Walton 		rapl_probe_amd(family, model);
4496889facbeSLen Brown }
4497889facbeSLen Brown 
44981b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
44993a9a941dSLen Brown {
45003a9a941dSLen Brown 	if (!genuine_intel)
45013a9a941dSLen Brown 		return;
45023a9a941dSLen Brown 
45033a9a941dSLen Brown 	if (family != 6)
45043a9a941dSLen Brown 		return;
45053a9a941dSLen Brown 
45063a9a941dSLen Brown 	switch (model) {
4507c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
450877e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
45095e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
45103a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
4511869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
45123a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
45133a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
45143a9a941dSLen Brown 	default:
45153a9a941dSLen Brown 		return;
45163a9a941dSLen Brown 	}
45173a9a941dSLen Brown }
45183a9a941dSLen Brown 
4519ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model)
4520ac980e13SArtem Bityutskiy {
4521ac980e13SArtem Bityutskiy 	if (is_skx(family, model) || is_bdx(family, model))
4522ac980e13SArtem Bityutskiy 		has_automatic_cstate_conversion = 1;
4523ac980e13SArtem Bityutskiy }
4524ac980e13SArtem Bityutskiy 
4525889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4526889facbeSLen Brown {
4527889facbeSLen Brown 	unsigned long long msr;
4528f4896fa5SLen Brown 	unsigned int dts, dts2;
4529889facbeSLen Brown 	int cpu;
4530889facbeSLen Brown 
4531889facbeSLen Brown 	if (!(do_dts || do_ptm))
4532889facbeSLen Brown 		return 0;
4533889facbeSLen Brown 
4534889facbeSLen Brown 	cpu = t->cpu_id;
4535889facbeSLen Brown 
4536889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
4537889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
4538889facbeSLen Brown 		return 0;
4539889facbeSLen Brown 
4540889facbeSLen Brown 	if (cpu_migrate(cpu)) {
45413d7772eaSLen Brown 		fprintf(outf, "print_thermal: Could not migrate to CPU %d\n", cpu);
4542889facbeSLen Brown 		return -1;
4543889facbeSLen Brown 	}
4544889facbeSLen Brown 
4545889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
4546889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
4547889facbeSLen Brown 			return 0;
4548889facbeSLen Brown 
4549889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4550b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
4551889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
4552889facbeSLen Brown 
4553889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
4554889facbeSLen Brown 			return 0;
4555889facbeSLen Brown 
4556889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4557889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4558b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4559889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4560889facbeSLen Brown 	}
4561889facbeSLen Brown 
4562889facbeSLen Brown 
4563f4896fa5SLen Brown 	if (do_dts && debug) {
4564889facbeSLen Brown 		unsigned int resolution;
4565889facbeSLen Brown 
4566889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
4567889facbeSLen Brown 			return 0;
4568889facbeSLen Brown 
4569889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4570889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
4571b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
4572889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
4573889facbeSLen Brown 
4574889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
4575889facbeSLen Brown 			return 0;
4576889facbeSLen Brown 
4577889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4578889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4579b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4580889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4581889facbeSLen Brown 	}
4582889facbeSLen Brown 
4583889facbeSLen Brown 	return 0;
4584889facbeSLen Brown }
4585889facbeSLen Brown 
4586889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
4587889facbeSLen Brown {
4588b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
4589889facbeSLen Brown 		cpu, label,
4590889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
4591889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
4592889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
4593889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
4594889facbeSLen Brown 
4595889facbeSLen Brown 	return;
4596889facbeSLen Brown }
4597889facbeSLen Brown 
4598889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4599889facbeSLen Brown {
4600889facbeSLen Brown 	unsigned long long msr;
46019392bd98SCalvin Walton 	const char *msr_name;
4602889facbeSLen Brown 	int cpu;
4603889facbeSLen Brown 
4604889facbeSLen Brown 	if (!do_rapl)
4605889facbeSLen Brown 		return 0;
4606889facbeSLen Brown 
4607889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
4608889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4609889facbeSLen Brown 		return 0;
4610889facbeSLen Brown 
4611889facbeSLen Brown 	cpu = t->cpu_id;
4612889facbeSLen Brown 	if (cpu_migrate(cpu)) {
46133d7772eaSLen Brown 		fprintf(outf, "print_rapl: Could not migrate to CPU %d\n", cpu);
4614889facbeSLen Brown 		return -1;
4615889facbeSLen Brown 	}
4616889facbeSLen Brown 
46179392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
46189392bd98SCalvin Walton 		msr_name = "MSR_RAPL_PWR_UNIT";
46199392bd98SCalvin Walton 		if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr))
46209392bd98SCalvin Walton 			return -1;
46219392bd98SCalvin Walton 	} else {
46229392bd98SCalvin Walton 		msr_name = "MSR_RAPL_POWER_UNIT";
4623889facbeSLen Brown 		if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
4624889facbeSLen Brown 			return -1;
46259392bd98SCalvin Walton 	}
4626889facbeSLen Brown 
46279392bd98SCalvin Walton 	fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr,
4628144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
462996e47158SLen Brown 
4630144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
4631144b44b1SLen Brown 
4632889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
4633889facbeSLen Brown                 	return -5;
4634889facbeSLen Brown 
4635889facbeSLen Brown 
4636b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4637889facbeSLen Brown 			cpu, msr,
4638889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4639889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4640889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4641889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
4642889facbeSLen Brown 
4643144b44b1SLen Brown 	}
4644144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
4645144b44b1SLen Brown 
4646889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
4647889facbeSLen Brown 			return -9;
4648889facbeSLen Brown 
4649b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
4650889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
4651889facbeSLen Brown 
4652889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
4653b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
4654889facbeSLen Brown 			cpu,
4655889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
4656889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
4657889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
4658889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
4659889facbeSLen Brown 	}
4660889facbeSLen Brown 
46610b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
4662889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
4663889facbeSLen Brown                 	return -6;
4664889facbeSLen Brown 
4665b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4666889facbeSLen Brown 			cpu, msr,
4667889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4668889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4669889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4670889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
46710b2bb692SLen Brown 	}
46720b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
4673889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
4674889facbeSLen Brown 			return -9;
4675b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
4676889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4677889facbeSLen Brown 
4678889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
4679889facbeSLen Brown 	}
4680144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
4681889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
4682889facbeSLen Brown 			return -7;
4683889facbeSLen Brown 
4684b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
4685144b44b1SLen Brown 	}
46869148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
4687889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
4688889facbeSLen Brown 			return -9;
4689b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
4690889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4691889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
4692889facbeSLen Brown 	}
4693889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
4694889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
4695889facbeSLen Brown 			return -8;
4696889facbeSLen Brown 
4697b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
4698889facbeSLen Brown 
4699889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
4700889facbeSLen Brown 			return -9;
4701b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
4702889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4703889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
4704889facbeSLen Brown 	}
4705889facbeSLen Brown 	return 0;
4706889facbeSLen Brown }
4707889facbeSLen Brown 
4708d7899447SLen Brown /*
4709d7899447SLen Brown  * SNB adds support for additional MSRs:
4710d7899447SLen Brown  *
4711d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
4712d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
4713d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
4714d7899447SLen Brown  */
4715103a8feaSLen Brown 
4716d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
4717103a8feaSLen Brown {
4718103a8feaSLen Brown 	if (!genuine_intel)
4719103a8feaSLen Brown 		return 0;
4720103a8feaSLen Brown 
4721103a8feaSLen Brown 	switch (model) {
4722869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4723869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4724869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:		/* IVB */
4725869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:		/* IVB Xeon */
4726c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:		/* HSW */
4727869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:		/* HSW */
472877e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:		/* HSW */
47295e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:		/* HSW */
4730c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:		/* BDW */
47315e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:		/* BDW */
4732869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:		/* BDX */
4733af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:		/* SKL */
4734af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:		/* CNL */
4735869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:		/* SKX */
4736869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:		/* BXT */
4737f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
47385ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
4739f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:		/* EHL */
474020de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:		/* JVL */
4741103a8feaSLen Brown 		return 1;
4742103a8feaSLen Brown 	}
4743103a8feaSLen Brown 	return 0;
4744103a8feaSLen Brown }
4745103a8feaSLen Brown 
4746d7899447SLen Brown /*
4747570992fcSLen Brown  * HSW ULT added support for C8/C9/C10 MSRs:
4748d7899447SLen Brown  *
4749d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
4750d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
4751d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
47525a63426eSLen Brown  *
47535a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
47545a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
47555a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
47565a63426eSLen Brown  *
4757d7899447SLen Brown  */
4758570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model)
4759ca58710fSKristen Carlson Accardi {
4760ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
4761ca58710fSKristen Carlson Accardi 		return 0;
4762ca58710fSKristen Carlson Accardi 
4763ca58710fSKristen Carlson Accardi 	switch (model) {
476477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
4765c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
4766af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4767af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4768869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4769f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4770f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4771ca58710fSKristen Carlson Accardi 		return 1;
4772ca58710fSKristen Carlson Accardi 	}
4773ca58710fSKristen Carlson Accardi 	return 0;
4774ca58710fSKristen Carlson Accardi }
4775ca58710fSKristen Carlson Accardi 
47760b2bb692SLen Brown /*
47770b2bb692SLen Brown  * SKL adds support for additional MSRS:
47780b2bb692SLen Brown  *
47790b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
47800b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
47810b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
47820b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
47830b2bb692SLen Brown  */
47840b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
47850b2bb692SLen Brown {
47860b2bb692SLen Brown 	if (!genuine_intel)
47870b2bb692SLen Brown 		return 0;
47880b2bb692SLen Brown 
47890b2bb692SLen Brown 	switch (model) {
4790af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4791af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
47920b2bb692SLen Brown 		return 1;
47930b2bb692SLen Brown 	}
47940b2bb692SLen Brown 	return 0;
47950b2bb692SLen Brown }
47960b2bb692SLen Brown 
4797144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
4798144b44b1SLen Brown {
4799144b44b1SLen Brown 	if (!genuine_intel)
4800144b44b1SLen Brown 		return 0;
4801144b44b1SLen Brown 	switch (model) {
4802f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
48035ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4804144b44b1SLen Brown 		return 1;
4805144b44b1SLen Brown 	}
4806144b44b1SLen Brown 	return 0;
4807144b44b1SLen Brown }
4808144b44b1SLen Brown 
4809fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
4810fb5d4327SDasaratharaman Chandramouli {
4811fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
4812fb5d4327SDasaratharaman Chandramouli 		return 0;
4813fb5d4327SDasaratharaman Chandramouli 	switch (model) {
4814869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
4815fb5d4327SDasaratharaman Chandramouli 		return 1;
4816fb5d4327SDasaratharaman Chandramouli 	}
4817fb5d4327SDasaratharaman Chandramouli 	return 0;
4818fb5d4327SDasaratharaman Chandramouli }
4819fb5d4327SDasaratharaman Chandramouli 
4820997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model)
4821997e5395SSrinivas Pandruvada {
4822997e5395SSrinivas Pandruvada 	if (!genuine_intel)
4823997e5395SSrinivas Pandruvada 		return 0;
4824997e5395SSrinivas Pandruvada 
4825997e5395SSrinivas Pandruvada 	switch (model) {
4826af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L: /* CNL */
4827997e5395SSrinivas Pandruvada 		return 1;
4828997e5395SSrinivas Pandruvada 	}
4829997e5395SSrinivas Pandruvada 
4830997e5395SSrinivas Pandruvada 	return 0;
4831997e5395SSrinivas Pandruvada }
4832997e5395SSrinivas Pandruvada 
4833b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
4834b2b34dfeSHubert Chrzaniuk {
4835b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
4836b2b34dfeSHubert Chrzaniuk 		return 1024;
4837b2b34dfeSHubert Chrzaniuk 	return 1;
4838b2b34dfeSHubert Chrzaniuk }
4839b2b34dfeSHubert Chrzaniuk 
4840144b44b1SLen Brown #define SLM_BCLK_FREQS 5
4841144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
4842144b44b1SLen Brown 
4843144b44b1SLen Brown double slm_bclk(void)
4844144b44b1SLen Brown {
4845144b44b1SLen Brown 	unsigned long long msr = 3;
4846144b44b1SLen Brown 	unsigned int i;
4847144b44b1SLen Brown 	double freq;
4848144b44b1SLen Brown 
48497ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
4850b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
4851144b44b1SLen Brown 
4852144b44b1SLen Brown 	i = msr & 0xf;
4853144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
4854b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
48550a91e551SColin Ian King 		i = 3;
4856144b44b1SLen Brown 	}
4857144b44b1SLen Brown 	freq = slm_freq_table[i];
4858144b44b1SLen Brown 
485996e47158SLen Brown 	if (!quiet)
4860b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
4861144b44b1SLen Brown 
4862144b44b1SLen Brown 	return freq;
4863144b44b1SLen Brown }
4864144b44b1SLen Brown 
4865103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
4866103a8feaSLen Brown {
4867121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
4868103a8feaSLen Brown 		return 100.00;
4869144b44b1SLen Brown 	else if (is_slm(family, model))
4870144b44b1SLen Brown 		return slm_bclk();
4871103a8feaSLen Brown 	else
4872103a8feaSLen Brown 		return 133.33;
4873103a8feaSLen Brown }
4874103a8feaSLen Brown 
4875889facbeSLen Brown /*
4876889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4877889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
4878889facbeSLen Brown  * This is usually equal to tjMax.
4879889facbeSLen Brown  *
4880889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
4881889facbeSLen Brown  * but also allow cmdline over-ride with -T.
4882889facbeSLen Brown  *
4883889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
4884889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
4885889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
4886889facbeSLen Brown  */
48876ff7cb37SLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
48886ff7cb37SLen Brown {
4889b2b94be7SLen Brown 	unsigned long long msr;
4890b2b94be7SLen Brown 	unsigned int target_c_local;
4891b2b94be7SLen Brown 	int cpu;
4892b2b94be7SLen Brown 
4893889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
4894889facbeSLen Brown 	if (!(do_dts || do_ptm))
4895889facbeSLen Brown 		return 0;
4896889facbeSLen Brown 
4897889facbeSLen Brown 	/* this is a per-package concept */
4898889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4899889facbeSLen Brown 		return 0;
4900889facbeSLen Brown 
4901b2b94be7SLen Brown 	cpu = t->cpu_id;
4902b2b94be7SLen Brown 	if (cpu_migrate(cpu)) {
4903b2b94be7SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
4904b2b94be7SLen Brown 		return -1;
4905b2b94be7SLen Brown 	}
4906b2b94be7SLen Brown 
4907889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
4908889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
4909b2b94be7SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n",
4910b2b94be7SLen Brown 			cpu, tcc_activation_temp);
4911889facbeSLen Brown 		return 0;
4912889facbeSLen Brown 	}
4913889facbeSLen Brown 
4914b2b94be7SLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
4915b2b94be7SLen Brown 	if (!do_nhm_platform_info)
4916b2b94be7SLen Brown 		goto guess;
4917b2b94be7SLen Brown 
4918b2b94be7SLen Brown 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
4919b2b94be7SLen Brown 		goto guess;
4920b2b94be7SLen Brown 
4921b2b94be7SLen Brown 	target_c_local = (msr >> 16) & 0xFF;
4922b2b94be7SLen Brown 
4923b2b94be7SLen Brown 	if (!quiet)
4924b2b94be7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n",
4925b2b94be7SLen Brown 			cpu, msr, target_c_local);
4926b2b94be7SLen Brown 
4927b2b94be7SLen Brown 	if (!target_c_local)
4928b2b94be7SLen Brown 		goto guess;
4929b2b94be7SLen Brown 
4930b2b94be7SLen Brown 	tcc_activation_temp = target_c_local;
4931b2b94be7SLen Brown 
4932889facbeSLen Brown 	return 0;
4933889facbeSLen Brown 
4934b2b94be7SLen Brown guess:
4935889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
4936b2b94be7SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n",
4937b2b94be7SLen Brown 		cpu, tcc_activation_temp);
4938889facbeSLen Brown 
4939889facbeSLen Brown 	return 0;
4940889facbeSLen Brown }
494169807a63SLen Brown 
4942aa8d8cc7SLen Brown void decode_feature_control_msr(void)
4943aa8d8cc7SLen Brown {
4944aa8d8cc7SLen Brown 	unsigned long long msr;
4945aa8d8cc7SLen Brown 
4946f6505c88SSean Christopherson 	if (!get_msr(base_cpu, MSR_IA32_FEAT_CTL, &msr))
4947aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
4948aa8d8cc7SLen Brown 			base_cpu, msr,
4949f6505c88SSean Christopherson 			msr & FEAT_CTL_LOCKED ? "" : "UN-",
4950aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
4951aa8d8cc7SLen Brown }
4952aa8d8cc7SLen Brown 
495369807a63SLen Brown void decode_misc_enable_msr(void)
495469807a63SLen Brown {
495569807a63SLen Brown 	unsigned long long msr;
495669807a63SLen Brown 
4957f26b1519SLen Brown 	if (!genuine_intel)
4958f26b1519SLen Brown 		return;
4959f26b1519SLen Brown 
496069807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
4961e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
496269807a63SLen Brown 			base_cpu, msr,
4963e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
4964e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
4965fd3933caSLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-",
4966e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
4967e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
496869807a63SLen Brown }
496969807a63SLen Brown 
497033148d67SLen Brown void decode_misc_feature_control(void)
497133148d67SLen Brown {
497233148d67SLen Brown 	unsigned long long msr;
497333148d67SLen Brown 
497433148d67SLen Brown 	if (!has_misc_feature_control)
497533148d67SLen Brown 		return;
497633148d67SLen Brown 
497733148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
497833148d67SLen Brown 		fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
497933148d67SLen Brown 			base_cpu, msr,
498033148d67SLen Brown 			msr & (0 << 0) ? "No-" : "",
498133148d67SLen Brown 			msr & (1 << 0) ? "No-" : "",
498233148d67SLen Brown 			msr & (2 << 0) ? "No-" : "",
498333148d67SLen Brown 			msr & (3 << 0) ? "No-" : "");
498433148d67SLen Brown }
4985f0057310SLen Brown /*
4986f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
4987f0057310SLen Brown  *
4988f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
4989f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
4990f0057310SLen Brown  * bit[1] less so...
4991f0057310SLen Brown  */
4992f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
4993f0057310SLen Brown {
4994f0057310SLen Brown 	unsigned long long msr;
4995f0057310SLen Brown 
4996f0057310SLen Brown 	if (!do_nhm_platform_info)
4997f0057310SLen Brown 		return;
4998f0057310SLen Brown 
4999cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
5000cf4cbe53SLen Brown 		return;
5001cf4cbe53SLen Brown 
5002f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
5003ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
5004f0057310SLen Brown 			base_cpu, msr,
5005f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
5006ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
5007ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
5008f0057310SLen Brown }
500971616c8eSLen Brown /*
501071616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
501171616c8eSLen Brown  *
501271616c8eSLen Brown  * This MSRs are present on Silvermont processors,
501371616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
501471616c8eSLen Brown  */
501571616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
501671616c8eSLen Brown {
501771616c8eSLen Brown 	unsigned long long msr;
501871616c8eSLen Brown 
501971616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
502071616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
502171616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
502271616c8eSLen Brown 
502371616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
502471616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
502571616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
502671616c8eSLen Brown }
50277f5c258eSLen Brown 
5028f5a4c76aSLen Brown /*
5029f5a4c76aSLen Brown  * When models are the same, for the purpose of turbostat, reuse
5030f5a4c76aSLen Brown  */
5031f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model)
5032f5a4c76aSLen Brown {
5033f5a4c76aSLen Brown 
5034f5a4c76aSLen Brown 	switch(model) {
5035f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
5036f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
5037f5a4c76aSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
5038f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
5039f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
5040f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM;
5041f5a4c76aSLen Brown 
5042f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
5043f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
5044f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM_EX;
5045f5a4c76aSLen Brown 
5046f5a4c76aSLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
5047f5a4c76aSLen Brown 		return INTEL_FAM6_XEON_PHI_KNL;
5048f5a4c76aSLen Brown 
5049f5a4c76aSLen Brown 	case INTEL_FAM6_BROADWELL_X:
50505ebb34edSPeter Zijlstra 	case INTEL_FAM6_BROADWELL_D:	/* BDX-DE */
5051f5a4c76aSLen Brown 		return INTEL_FAM6_BROADWELL_X;
5052f5a4c76aSLen Brown 
5053af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:
5054c66f78a6SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE:
5055af239c44SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE_L:
5056c66f78a6SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE:
5057081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE_L:
5058081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE:
5059af239c44SPeter Zijlstra 		return INTEL_FAM6_SKYLAKE_L;
5060937807d3SLen Brown 
5061af239c44SPeter Zijlstra 	case INTEL_FAM6_ICELAKE_L:
5062d93ea567SRajneesh Bhardwaj 	case INTEL_FAM6_ICELAKE_NNPI:
50634bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE_L:
50644bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE:
5065e7af1ed3SLen Brown 	case INTEL_FAM6_ROCKETLAKE:
5066e7af1ed3SLen Brown 	case INTEL_FAM6_LAKEFIELD:
5067e7af1ed3SLen Brown 	case INTEL_FAM6_ALDERLAKE:
50685683460bSChen Yu 	case INTEL_FAM6_ALDERLAKE_L:
5069af239c44SPeter Zijlstra 		return INTEL_FAM6_CANNONLAKE_L;
5070b62b3184SZhang Rui 
5071d7814c30SChen Yu 	case INTEL_FAM6_ATOM_TREMONT_L:
5072d7814c30SChen Yu 		return INTEL_FAM6_ATOM_TREMONT;
5073d7814c30SChen Yu 
507423274fafSChen Yu 	case INTEL_FAM6_ICELAKE_X:
50756c5c6560SChen Yu 	case INTEL_FAM6_ICELAKE_D:
5076e7af1ed3SLen Brown 	case INTEL_FAM6_SAPPHIRERAPIDS_X:
507723274fafSChen Yu 		return INTEL_FAM6_SKYLAKE_X;
5078f5a4c76aSLen Brown 	}
5079f5a4c76aSLen Brown 	return model;
5080f5a4c76aSLen Brown }
5081d76bb7a0SLen Brown 
5082d76bb7a0SLen Brown void print_dev_latency(void)
5083d76bb7a0SLen Brown {
5084d76bb7a0SLen Brown 	char *path = "/dev/cpu_dma_latency";
5085d76bb7a0SLen Brown 	int fd;
5086d76bb7a0SLen Brown 	int value;
5087d76bb7a0SLen Brown 	int retval;
5088d76bb7a0SLen Brown 
5089d76bb7a0SLen Brown 	fd = open(path, O_RDONLY);
5090d76bb7a0SLen Brown 	if (fd < 0) {
5091d76bb7a0SLen Brown 		warn("fopen %s\n", path);
5092d76bb7a0SLen Brown 		return;
5093d76bb7a0SLen Brown 	}
5094d76bb7a0SLen Brown 
5095d76bb7a0SLen Brown 	retval = read(fd, (void *)&value, sizeof(int));
5096d76bb7a0SLen Brown 	if (retval != sizeof(int)) {
5097d76bb7a0SLen Brown 		warn("read %s\n", path);
5098d76bb7a0SLen Brown 		close(fd);
5099d76bb7a0SLen Brown 		return;
5100d76bb7a0SLen Brown 	}
5101d76bb7a0SLen Brown 	fprintf(outf, "/dev/cpu_dma_latency: %d usec (%s)\n",
5102d76bb7a0SLen Brown 		value, value == 2000000000 ? "default" : "constrained");
5103d76bb7a0SLen Brown 
5104d76bb7a0SLen Brown 	close(fd);
5105d76bb7a0SLen Brown }
5106d76bb7a0SLen Brown 
51072af4f9b8SLen Brown 
51082af4f9b8SLen Brown /*
51092af4f9b8SLen Brown  * Linux-perf manages the the HW instructions-retired counter
51102af4f9b8SLen Brown  * by enabling when requested, and hiding rollover
51112af4f9b8SLen Brown  */
51122af4f9b8SLen Brown void linux_perf_init(void)
51132af4f9b8SLen Brown {
51142af4f9b8SLen Brown 	if (!BIC_IS_ENABLED(BIC_IPC))
51152af4f9b8SLen Brown 		return;
51162af4f9b8SLen Brown 
51172af4f9b8SLen Brown 	if (access("/proc/sys/kernel/perf_event_paranoid", F_OK))
51182af4f9b8SLen Brown 		return;
51192af4f9b8SLen Brown 
51202af4f9b8SLen Brown 	fd_instr_count_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
51212af4f9b8SLen Brown 	if (fd_instr_count_percpu == NULL)
51222af4f9b8SLen Brown 		err(-1, "calloc fd_instr_count_percpu");
51232af4f9b8SLen Brown 
51242af4f9b8SLen Brown 	BIC_PRESENT(BIC_IPC);
51252af4f9b8SLen Brown }
51262af4f9b8SLen Brown 
5127fcd17211SLen Brown void process_cpuid()
5128103a8feaSLen Brown {
512934041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
513034041551SLen Brown 	unsigned int fms, family, model, stepping, ecx_flags, edx_flags;
5131b3a34e93SLen Brown 	unsigned int has_turbo;
5132ed0757b8SLen Brown 	unsigned long long ucode_patch = 0;
5133103a8feaSLen Brown 
5134103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
5135103a8feaSLen Brown 
51365aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
5137103a8feaSLen Brown 
513834041551SLen Brown 	if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69)
5139103a8feaSLen Brown 		genuine_intel = 1;
514034041551SLen Brown 	else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65)
514134041551SLen Brown 		authentic_amd = 1;
5142c1c10cc7SPu Wen 	else if (ebx == 0x6f677948 && ecx == 0x656e6975 && edx == 0x6e65476e)
5143c1c10cc7SPu Wen 		hygon_genuine = 1;
5144103a8feaSLen Brown 
514596e47158SLen Brown 	if (!quiet)
5146ed0757b8SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s 0x%x CPUID levels\n",
5147ed0757b8SLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx, max_level);
5148103a8feaSLen Brown 
51495aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
5150103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
5151103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
5152103a8feaSLen Brown 	stepping = fms & 0xf;
51535aa3d1a2SCalvin Walton 	if (family == 0xf)
51545aa3d1a2SCalvin Walton 		family += (fms >> 20) & 0xff;
51555aa3d1a2SCalvin Walton 	if (family >= 6)
5156103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
515734041551SLen Brown 	ecx_flags = ecx;
515834041551SLen Brown 	edx_flags = edx;
5159103a8feaSLen Brown 
5160ed0757b8SLen Brown 	if (get_msr(sched_getcpu(), MSR_IA32_UCODE_REV, &ucode_patch))
5161ed0757b8SLen Brown 		warnx("get_msr(UCODE)\n");
5162ed0757b8SLen Brown 
5163103a8feaSLen Brown 	/*
5164103a8feaSLen Brown 	 * check max extended function levels of CPUID.
5165103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
5166103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
5167103a8feaSLen Brown 	 */
5168103a8feaSLen Brown 	ebx = ecx = edx = 0;
51695aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
5170103a8feaSLen Brown 
517134041551SLen Brown 	if (!quiet) {
5172ed0757b8SLen Brown 		fprintf(outf, "CPUID(1): family:model:stepping 0x%x:%x:%x (%d:%d:%d) microcode 0x%x\n",
5173ed0757b8SLen Brown 			family, model, stepping, family, model, stepping, (unsigned int)((ucode_patch >> 32) & 0xFFFFFFFF));
5174ed0757b8SLen Brown 		fprintf(outf, "CPUID(0x80000000): max_extended_levels: 0x%x\n", max_extended_level);
517534041551SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n",
517634041551SLen Brown 			ecx_flags & (1 << 0) ? "SSE3" : "-",
517734041551SLen Brown 			ecx_flags & (1 << 3) ? "MONITOR" : "-",
517834041551SLen Brown 			ecx_flags & (1 << 6) ? "SMX" : "-",
517934041551SLen Brown 			ecx_flags & (1 << 7) ? "EIST" : "-",
518034041551SLen Brown 			ecx_flags & (1 << 8) ? "TM2" : "-",
518134041551SLen Brown 			edx_flags & (1 << 4) ? "TSC" : "-",
518234041551SLen Brown 			edx_flags & (1 << 5) ? "MSR" : "-",
518334041551SLen Brown 			edx_flags & (1 << 22) ? "ACPI-TM" : "-",
518434041551SLen Brown 			edx_flags & (1 << 28) ? "HT" : "-",
518534041551SLen Brown 			edx_flags & (1 << 29) ? "TM" : "-");
518634041551SLen Brown 	}
5187f5a4c76aSLen Brown 	if (genuine_intel)
5188f5a4c76aSLen Brown 		model = intel_model_duplicates(model);
518934041551SLen Brown 
519034041551SLen Brown 	if (!(edx_flags & (1 << 5)))
519134041551SLen Brown 		errx(1, "CPUID: no MSR");
519234041551SLen Brown 
519361a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
5194103a8feaSLen Brown 
5195103a8feaSLen Brown 		/*
5196103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
5197103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
5198103a8feaSLen Brown 		 */
51995aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
52008209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
5201d7899447SLen Brown 	}
5202103a8feaSLen Brown 
5203103a8feaSLen Brown 	/*
5204103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
5205103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
5206103a8feaSLen Brown 	 */
5207103a8feaSLen Brown 
52085aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
52098209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
5210812db3f7SLen Brown 	if (has_aperf) {
5211812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
5212812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
5213812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
5214812db3f7SLen Brown 	}
5215889facbeSLen Brown 	do_dts = eax & (1 << 0);
5216812db3f7SLen Brown 	if (do_dts)
5217812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
5218b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
5219889facbeSLen Brown 	do_ptm = eax & (1 << 6);
5220812db3f7SLen Brown 	if (do_ptm)
5221812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
52227f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
52237f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
52247f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
52257f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
52267f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
5227889facbeSLen Brown 	has_epb = ecx & (1 << 3);
5228889facbeSLen Brown 
522996e47158SLen Brown 	if (!quiet)
5230b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
52317f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
52327f5c258eSLen Brown 			has_aperf ? "" : "No-",
5233b3a34e93SLen Brown 			has_turbo ? "" : "No-",
52347f5c258eSLen Brown 			do_dts ? "" : "No-",
52357f5c258eSLen Brown 			do_ptm ? "" : "No-",
52367f5c258eSLen Brown 			has_hwp ? "" : "No-",
52377f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
52387f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
52397f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
52407f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
52417f5c258eSLen Brown 			has_epb ? "" : "No-");
5242103a8feaSLen Brown 
524396e47158SLen Brown 	if (!quiet)
524469807a63SLen Brown 		decode_misc_enable_msr();
524569807a63SLen Brown 
524633148d67SLen Brown 
524796e47158SLen Brown 	if (max_level >= 0x7 && !quiet) {
5248aa8d8cc7SLen Brown 		int has_sgx;
5249aa8d8cc7SLen Brown 
5250aa8d8cc7SLen Brown 		ecx = 0;
5251aa8d8cc7SLen Brown 
5252aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
5253aa8d8cc7SLen Brown 
5254aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
5255aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
5256aa8d8cc7SLen Brown 
5257aa8d8cc7SLen Brown 		if (has_sgx)
5258aa8d8cc7SLen Brown 			decode_feature_control_msr();
5259aa8d8cc7SLen Brown 	}
5260aa8d8cc7SLen Brown 
526161a87ba7SLen Brown 	if (max_level >= 0x15) {
52628a5bdf41SLen Brown 		unsigned int eax_crystal;
52638a5bdf41SLen Brown 		unsigned int ebx_tsc;
52648a5bdf41SLen Brown 
52658a5bdf41SLen Brown 		/*
52668a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
52678a5bdf41SLen Brown 		 */
52688a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
52695aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
52708a5bdf41SLen Brown 
52718a5bdf41SLen Brown 		if (ebx_tsc != 0) {
52728a5bdf41SLen Brown 
527396e47158SLen Brown 			if (!quiet && (ebx != 0))
5274b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
52758a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
52768a5bdf41SLen Brown 
52778a5bdf41SLen Brown 			if (crystal_hz == 0)
52788a5bdf41SLen Brown 				switch(model) {
5279af239c44SPeter Zijlstra 				case INTEL_FAM6_SKYLAKE_L:	/* SKL */
5280e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
5281e8efbc80SLen Brown 					break;
52825ebb34edSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
5283ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
5284ec53e594SLen Brown 					break;
5285869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
5286f2c4db1bSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
5287e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
52888a5bdf41SLen Brown 					break;
52898a5bdf41SLen Brown 				default:
52908a5bdf41SLen Brown 					crystal_hz = 0;
52918a5bdf41SLen Brown 			}
52928a5bdf41SLen Brown 
52938a5bdf41SLen Brown 			if (crystal_hz) {
52948a5bdf41SLen Brown 				tsc_hz =  (unsigned long long) crystal_hz * ebx_tsc / eax_crystal;
529596e47158SLen Brown 				if (!quiet)
5296b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
52978a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc,  eax_crystal);
52988a5bdf41SLen Brown 			}
52998a5bdf41SLen Brown 		}
53008a5bdf41SLen Brown 	}
530161a87ba7SLen Brown 	if (max_level >= 0x16) {
530261a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
530361a87ba7SLen Brown 
530461a87ba7SLen Brown 		/*
530561a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
530661a87ba7SLen Brown 		 */
530761a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
530861a87ba7SLen Brown 
53095aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
531096e47158SLen Brown 		if (!quiet)
5311b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
531261a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
531361a87ba7SLen Brown 	}
53148a5bdf41SLen Brown 
5315b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
5316b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
5317b2b34dfeSHubert Chrzaniuk 
5318812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
5319812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
5320812db3f7SLen Brown 
5321812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
5322812db3f7SLen Brown 		do_nhm_platform_info = 1;
5323812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
5324812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
5325812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
5326812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
5327812db3f7SLen Brown 	}
5328d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
5329812db3f7SLen Brown 
5330812db3f7SLen Brown 	if (do_snb_cstates)
5331812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
5332812db3f7SLen Brown 
53335a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
53340f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__2))
53350f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc2);
53360f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__3)
53370f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc3);
53380f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__6)
53390f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
53400f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__7))
53410f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc7);
53420539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
53430f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc2);
53440f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
53450f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
53460f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
53470539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
53480539ba11SLen Brown 		use_c1_residency_msr = 1;
53490539ba11SLen Brown 	}
535020de0dabSAntti Laakso 	if (is_jvl(family, model)) {
535120de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_CPU_c3);
535220de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_CPU_c7);
535320de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc2);
535420de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc3);
535520de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc6);
535620de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc7);
535720de0dabSAntti Laakso 	}
53587170a374SLen Brown 	if (is_dnv(family, model)) {
53597170a374SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
53607170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
53617170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
53627170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
53637170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
53647170a374SLen Brown 		use_c1_residency_msr = 1;
53657170a374SLen Brown 	}
536634c76197SLen Brown 	if (is_skx(family, model)) {
536734c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
536834c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
536934c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
537034c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
537134c76197SLen Brown 	}
5372ade0ebacSLen Brown 	if (is_bdx(family, model)) {
5373ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
5374ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
5375ade0ebacSLen Brown 	}
5376570992fcSLen Brown 	if (has_c8910_msrs(family, model)) {
5377c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL__8)
53780f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc8);
5379c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL__9)
53800f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc9);
5381c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL_10)
53820f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc10);
53830f47c08dSLen Brown 	}
5384570992fcSLen Brown 	do_irtl_hsw = has_c8910_msrs(family, model);
5385a99d8730SLen Brown 	if (has_skl_msrs(family, model)) {
5386a99d8730SLen Brown 		BIC_PRESENT(BIC_Totl_c0);
5387a99d8730SLen Brown 		BIC_PRESENT(BIC_Any_c0);
5388a99d8730SLen Brown 		BIC_PRESENT(BIC_GFX_c0);
5389a99d8730SLen Brown 		BIC_PRESENT(BIC_CPUGFX);
5390a99d8730SLen Brown 	}
5391144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
5392fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates  = is_knl(family, model);
5393103a8feaSLen Brown 
5394f6708400SChen Yu 	if (do_slm_cstates || do_knl_cstates || is_cnl(family, model) ||
5395f6708400SChen Yu 	    is_ehl(family, model))
5396562855eeSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
5397103a8feaSLen Brown 
539896e47158SLen Brown 	if (!quiet)
5399f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
5400f0057310SLen Brown 
540196e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
540271616c8eSLen Brown 		decode_c6_demotion_policy_msr();
540371616c8eSLen Brown 
5404889facbeSLen Brown 	rapl_probe(family, model);
54053a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
5406ac980e13SArtem Bityutskiy 	automatic_cstate_conversion_probe(family, model);
5407889facbeSLen Brown 
540896e47158SLen Brown 	if (!quiet)
54091b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
5410fcd17211SLen Brown 
541141618e63SLen Brown 	if (!quiet)
5412d76bb7a0SLen Brown 		print_dev_latency();
5413d76bb7a0SLen Brown 	if (!quiet)
541441618e63SLen Brown 		dump_sysfs_cstate_config();
54157293fccdSLen Brown 	if (!quiet)
54167293fccdSLen Brown 		dump_sysfs_pstate_config();
541741618e63SLen Brown 
5418a2b7b749SLen Brown 	if (has_skl_msrs(family, model))
5419a2b7b749SLen Brown 		calculate_tsc_tweak();
5420a2b7b749SLen Brown 
5421812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
5422812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
5423fdf676e5SLen Brown 
5424812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
5425812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
542627d47356SLen Brown 
5427b4b91569SRafael Antognolli 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", R_OK))
5428b4b91569SRafael Antognolli 		BIC_PRESENT(BIC_GFXACTMHz);
5429b4b91569SRafael Antognolli 
5430be0e54c4SLen Brown 	if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK))
5431be0e54c4SLen Brown 		BIC_PRESENT(BIC_CPU_LPI);
5432be0e54c4SLen Brown 	else
5433be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_LPI);
5434be0e54c4SLen Brown 
54351f81c5efSLen Brown 	if (!access(sys_lpi_file_sysfs, R_OK)) {
54361f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_sysfs;
5437be0e54c4SLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
54381f81c5efSLen Brown 	} else if (!access(sys_lpi_file_debugfs, R_OK)) {
54391f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_debugfs;
54401f81c5efSLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
54411f81c5efSLen Brown 	} else {
54421f81c5efSLen Brown 		sys_lpi_file_sysfs = NULL;
5443be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_SYS_LPI);
54441f81c5efSLen Brown 	}
5445be0e54c4SLen Brown 
544696e47158SLen Brown 	if (!quiet)
544733148d67SLen Brown 		decode_misc_feature_control();
544833148d67SLen Brown 
5449889facbeSLen Brown 	return;
5450103a8feaSLen Brown }
5451103a8feaSLen Brown 
5452103a8feaSLen Brown /*
5453103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
5454103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
5455103a8feaSLen Brown  */
5456103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
5457103a8feaSLen Brown {
5458103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
5459103a8feaSLen Brown 		return 1;
5460103a8feaSLen Brown 	else
5461103a8feaSLen Brown 		return 0;
5462103a8feaSLen Brown }
5463103a8feaSLen Brown 
5464103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
5465103a8feaSLen Brown {
5466103a8feaSLen Brown 	return 0;
5467103a8feaSLen Brown }
5468103a8feaSLen Brown 
5469c98d5d94SLen Brown void topology_probe()
5470c98d5d94SLen Brown {
5471c98d5d94SLen Brown 	int i;
5472c98d5d94SLen Brown 	int max_core_id = 0;
5473c98d5d94SLen Brown 	int max_package_id = 0;
54746de68fe1SLen Brown 	int max_die_id = 0;
5475c98d5d94SLen Brown 	int max_siblings = 0;
5476c98d5d94SLen Brown 
5477c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
5478843c5791SPrarit Bhargava 	set_max_cpu_num();
5479c98d5d94SLen Brown 	topo.num_cpus = 0;
5480c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
5481c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
5482812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
5483c98d5d94SLen Brown 
5484d8af6f5fSLen Brown 	if (debug > 1)
5485b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
5486c98d5d94SLen Brown 
5487c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
5488b2c95d90SJosh Triplett 	if (cpus == NULL)
5489b2c95d90SJosh Triplett 		err(1, "calloc cpus");
5490c98d5d94SLen Brown 
5491c98d5d94SLen Brown 	/*
5492c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
5493c98d5d94SLen Brown 	 */
5494c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
5495b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
5496b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5497c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5498c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
5499c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
5500c98d5d94SLen Brown 
5501c98d5d94SLen Brown 	/*
55021ef7d21aSLen Brown 	 * Validate that all cpus in cpu_subset are also in cpu_present_set
55031ef7d21aSLen Brown 	 */
55041ef7d21aSLen Brown 	for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) {
55051ef7d21aSLen Brown 		if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset))
55061ef7d21aSLen Brown 			if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set))
55071ef7d21aSLen Brown 				err(1, "cpu%d not present", i);
55081ef7d21aSLen Brown 	}
55091ef7d21aSLen Brown 
55101ef7d21aSLen Brown 	/*
5511c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
5512c98d5d94SLen Brown 	 */
5513c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
5514b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
5515b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5516c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5517c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
5518c98d5d94SLen Brown 
55198cb48b32SPrarit Bhargava 	for_all_proc_cpus(init_thread_id);
5520c98d5d94SLen Brown 
5521c98d5d94SLen Brown 	/*
5522c98d5d94SLen Brown 	 * For online cpus
5523c98d5d94SLen Brown 	 * find max_core_id, max_package_id
5524c98d5d94SLen Brown 	 */
5525c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
5526c98d5d94SLen Brown 		int siblings;
5527c98d5d94SLen Brown 
5528c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
5529d8af6f5fSLen Brown 			if (debug > 1)
5530b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
5531c98d5d94SLen Brown 			continue;
5532c98d5d94SLen Brown 		}
5533c98d5d94SLen Brown 
55340e2d8f05SLen Brown 		cpus[i].logical_cpu_id = i;
55350e2d8f05SLen Brown 
55360e2d8f05SLen Brown 		/* get package information */
5537c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
5538c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
5539c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
5540c98d5d94SLen Brown 
55416de68fe1SLen Brown 		/* get die information */
55426de68fe1SLen Brown 		cpus[i].die_id = get_die_id(i);
55436de68fe1SLen Brown 		if (cpus[i].die_id > max_die_id)
55446de68fe1SLen Brown 			max_die_id = cpus[i].die_id;
55456de68fe1SLen Brown 
55460e2d8f05SLen Brown 		/* get numa node information */
5547ef605741SPrarit Bhargava 		cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
5548ef605741SPrarit Bhargava 		if (cpus[i].physical_node_id > topo.max_node_num)
5549ef605741SPrarit Bhargava 			topo.max_node_num = cpus[i].physical_node_id;
55500e2d8f05SLen Brown 
55510e2d8f05SLen Brown 		/* get core information */
55520e2d8f05SLen Brown 		cpus[i].physical_core_id = get_core_id(i);
55530e2d8f05SLen Brown 		if (cpus[i].physical_core_id > max_core_id)
55540e2d8f05SLen Brown 			max_core_id = cpus[i].physical_core_id;
55550e2d8f05SLen Brown 
55560e2d8f05SLen Brown 		/* get thread information */
55570e2d8f05SLen Brown 		siblings = get_thread_siblings(&cpus[i]);
5558c98d5d94SLen Brown 		if (siblings > max_siblings)
5559c98d5d94SLen Brown 			max_siblings = siblings;
55604f206a0fSArtem Bityutskiy 		if (cpus[i].thread_id == 0)
55618cb48b32SPrarit Bhargava 			topo.num_cores++;
5562c98d5d94SLen Brown 	}
5563ef605741SPrarit Bhargava 
556470a9c6e8SPrarit Bhargava 	topo.cores_per_node = max_core_id + 1;
5565d8af6f5fSLen Brown 	if (debug > 1)
5566b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
556770a9c6e8SPrarit Bhargava 			max_core_id, topo.cores_per_node);
556870a9c6e8SPrarit Bhargava 	if (!summary_only && topo.cores_per_node > 1)
5569812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
5570c98d5d94SLen Brown 
55716de68fe1SLen Brown 	topo.num_die = max_die_id + 1;
55726de68fe1SLen Brown 	if (debug > 1)
55736de68fe1SLen Brown 		fprintf(outf, "max_die_id %d, sizing for %d die\n",
55746de68fe1SLen Brown 				max_die_id, topo.num_die);
55756de68fe1SLen Brown 	if (!summary_only && topo.num_die > 1)
55766de68fe1SLen Brown 		BIC_PRESENT(BIC_Die);
55776de68fe1SLen Brown 
5578c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
5579d8af6f5fSLen Brown 	if (debug > 1)
5580b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
5581c98d5d94SLen Brown 			max_package_id, topo.num_packages);
55827da6e3e2SLen Brown 	if (!summary_only && topo.num_packages > 1)
5583812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
5584c98d5d94SLen Brown 
5585ef605741SPrarit Bhargava 	set_node_data();
5586ef605741SPrarit Bhargava 	if (debug > 1)
558770a9c6e8SPrarit Bhargava 		fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg);
558801235041SPrarit Bhargava 	if (!summary_only && topo.nodes_per_pkg > 1)
558901235041SPrarit Bhargava 		BIC_PRESENT(BIC_Node);
5590ef605741SPrarit Bhargava 
559170a9c6e8SPrarit Bhargava 	topo.threads_per_core = max_siblings;
5592d8af6f5fSLen Brown 	if (debug > 1)
5593b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
55942ffbb224SPrarit Bhargava 
55952ffbb224SPrarit Bhargava 	if (debug < 1)
55962ffbb224SPrarit Bhargava 		return;
55972ffbb224SPrarit Bhargava 
55982ffbb224SPrarit Bhargava 	for (i = 0; i <= topo.max_cpu_num; ++i) {
55990ec712e3SLen Brown 		if (cpu_is_not_present(i))
56000ec712e3SLen Brown 			continue;
56012ffbb224SPrarit Bhargava 		fprintf(outf,
56026de68fe1SLen Brown 			"cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n",
56036de68fe1SLen Brown 			i, cpus[i].physical_package_id, cpus[i].die_id,
56042ffbb224SPrarit Bhargava 			cpus[i].physical_node_id,
56052ffbb224SPrarit Bhargava 			cpus[i].logical_node_id,
56062ffbb224SPrarit Bhargava 			cpus[i].physical_core_id,
56072ffbb224SPrarit Bhargava 			cpus[i].thread_id);
56082ffbb224SPrarit Bhargava 	}
56092ffbb224SPrarit Bhargava 
5610c98d5d94SLen Brown }
5611c98d5d94SLen Brown 
5612c98d5d94SLen Brown void
561340f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c,
561440f5cfe7SPrarit Bhargava 		  struct pkg_data **p)
5615c98d5d94SLen Brown {
5616c98d5d94SLen Brown 	int i;
561740f5cfe7SPrarit Bhargava 	int num_cores = topo.cores_per_node * topo.nodes_per_pkg *
561840f5cfe7SPrarit Bhargava 			topo.num_packages;
561940f5cfe7SPrarit Bhargava 	int num_threads = topo.threads_per_core * num_cores;
5620c98d5d94SLen Brown 
562140f5cfe7SPrarit Bhargava 	*t = calloc(num_threads, sizeof(struct thread_data));
5622c98d5d94SLen Brown 	if (*t == NULL)
5623c98d5d94SLen Brown 		goto error;
5624c98d5d94SLen Brown 
562540f5cfe7SPrarit Bhargava 	for (i = 0; i < num_threads; i++)
5626c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
5627c98d5d94SLen Brown 
562840f5cfe7SPrarit Bhargava 	*c = calloc(num_cores, sizeof(struct core_data));
5629c98d5d94SLen Brown 	if (*c == NULL)
5630c98d5d94SLen Brown 		goto error;
5631c98d5d94SLen Brown 
563240f5cfe7SPrarit Bhargava 	for (i = 0; i < num_cores; i++)
5633c98d5d94SLen Brown 		(*c)[i].core_id = -1;
5634c98d5d94SLen Brown 
5635678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
5636c98d5d94SLen Brown 	if (*p == NULL)
5637c98d5d94SLen Brown 		goto error;
5638c98d5d94SLen Brown 
5639c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
5640c98d5d94SLen Brown 		(*p)[i].package_id = i;
5641c98d5d94SLen Brown 
5642c98d5d94SLen Brown 	return;
5643c98d5d94SLen Brown error:
5644b2c95d90SJosh Triplett 	err(1, "calloc counters");
5645c98d5d94SLen Brown }
5646c98d5d94SLen Brown /*
5647c98d5d94SLen Brown  * init_counter()
5648c98d5d94SLen Brown  *
5649c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
5650c98d5d94SLen Brown  */
5651c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
56528cb48b32SPrarit Bhargava 	struct pkg_data *pkg_base, int cpu_id)
5653c98d5d94SLen Brown {
56548cb48b32SPrarit Bhargava 	int pkg_id = cpus[cpu_id].physical_package_id;
565540f5cfe7SPrarit Bhargava 	int node_id = cpus[cpu_id].logical_node_id;
56568cb48b32SPrarit Bhargava 	int core_id = cpus[cpu_id].physical_core_id;
56578cb48b32SPrarit Bhargava 	int thread_id = cpus[cpu_id].thread_id;
5658c98d5d94SLen Brown 	struct thread_data *t;
5659c98d5d94SLen Brown 	struct core_data *c;
5660c98d5d94SLen Brown 	struct pkg_data *p;
5661c98d5d94SLen Brown 
566242dd4520SNathan Ciobanu 
566342dd4520SNathan Ciobanu 	/* Workaround for systems where physical_node_id==-1
566442dd4520SNathan Ciobanu 	 * and logical_node_id==(-1 - topo.num_cpus)
566542dd4520SNathan Ciobanu 	 */
566642dd4520SNathan Ciobanu 	if (node_id < 0)
566742dd4520SNathan Ciobanu 		node_id = 0;
566842dd4520SNathan Ciobanu 
566940f5cfe7SPrarit Bhargava 	t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id);
567040f5cfe7SPrarit Bhargava 	c = GET_CORE(core_base, core_id, node_id, pkg_id);
56718cb48b32SPrarit Bhargava 	p = GET_PKG(pkg_base, pkg_id);
5672c98d5d94SLen Brown 
5673c98d5d94SLen Brown 	t->cpu_id = cpu_id;
56748cb48b32SPrarit Bhargava 	if (thread_id == 0) {
5675c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
5676c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
5677c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
5678c98d5d94SLen Brown 	}
5679c98d5d94SLen Brown 
56808cb48b32SPrarit Bhargava 	c->core_id = core_id;
56818cb48b32SPrarit Bhargava 	p->package_id = pkg_id;
5682c98d5d94SLen Brown }
5683c98d5d94SLen Brown 
5684c98d5d94SLen Brown 
5685c98d5d94SLen Brown int initialize_counters(int cpu_id)
5686c98d5d94SLen Brown {
56878cb48b32SPrarit Bhargava 	init_counter(EVEN_COUNTERS, cpu_id);
56888cb48b32SPrarit Bhargava 	init_counter(ODD_COUNTERS, cpu_id);
5689c98d5d94SLen Brown 	return 0;
5690c98d5d94SLen Brown }
5691c98d5d94SLen Brown 
5692c98d5d94SLen Brown void allocate_output_buffer()
5693c98d5d94SLen Brown {
5694eeb71c95SNaoya Horiguchi 	output_buffer = calloc(1, (1 + topo.num_cpus) * 2048);
5695c98d5d94SLen Brown 	outp = output_buffer;
5696b2c95d90SJosh Triplett 	if (outp == NULL)
5697b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
5698c98d5d94SLen Brown }
569936229897SLen Brown void allocate_fd_percpu(void)
570036229897SLen Brown {
570101a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
570236229897SLen Brown 	if (fd_percpu == NULL)
570336229897SLen Brown 		err(-1, "calloc fd_percpu");
570436229897SLen Brown }
5705562a2d37SLen Brown void allocate_irq_buffers(void)
5706562a2d37SLen Brown {
5707562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
5708562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
5709562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
5710c98d5d94SLen Brown 
571101a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
5712562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
571301a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
5714562a2d37SLen Brown }
5715c98d5d94SLen Brown void setup_all_buffers(void)
5716c98d5d94SLen Brown {
5717c98d5d94SLen Brown 	topology_probe();
5718562a2d37SLen Brown 	allocate_irq_buffers();
571936229897SLen Brown 	allocate_fd_percpu();
5720c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
5721c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
5722c98d5d94SLen Brown 	allocate_output_buffer();
5723c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
5724c98d5d94SLen Brown }
57253b4d5c7fSAndy Shevchenko 
57267ce7d5deSPrarit Bhargava void set_base_cpu(void)
57277ce7d5deSPrarit Bhargava {
57287ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
57297ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
57307ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
57317ce7d5deSPrarit Bhargava 
57327ce7d5deSPrarit Bhargava 	if (debug > 1)
5733b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
57347ce7d5deSPrarit Bhargava }
57357ce7d5deSPrarit Bhargava 
5736103a8feaSLen Brown void turbostat_init()
5737103a8feaSLen Brown {
57387ce7d5deSPrarit Bhargava 	setup_all_buffers();
57397ce7d5deSPrarit Bhargava 	set_base_cpu();
5740103a8feaSLen Brown 	check_dev_msr();
574198481e79SLen Brown 	check_permissions();
5742fcd17211SLen Brown 	process_cpuid();
57432af4f9b8SLen Brown 	linux_perf_init();
5744103a8feaSLen Brown 
5745103a8feaSLen Brown 
574696e47158SLen Brown 	if (!quiet)
57477f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
57487f5c258eSLen Brown 
574996e47158SLen Brown 	if (!quiet)
5750889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
5751889facbeSLen Brown 
575296e47158SLen Brown 	if (!quiet)
57533a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
57543a9a941dSLen Brown 
575596e47158SLen Brown 	if (!quiet)
5756889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
5757889facbeSLen Brown 
5758889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
5759889facbeSLen Brown 
576096e47158SLen Brown 	if (!quiet)
5761889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
57625a63426eSLen Brown 
576396e47158SLen Brown 	if (!quiet && do_irtl_snb)
57645a63426eSLen Brown 		print_irtl();
5765103a8feaSLen Brown }
5766103a8feaSLen Brown 
5767103a8feaSLen Brown int fork_it(char **argv)
5768103a8feaSLen Brown {
5769103a8feaSLen Brown 	pid_t child_pid;
5770d91bb17cSLen Brown 	int status;
5771d15cf7c1SLen Brown 
5772218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5773d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
57744c2122d4SLen Brown 	first_counter_read = 0;
5775d91bb17cSLen Brown 	if (status)
5776d91bb17cSLen Brown 		exit(status);
5777d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
5778d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
5779103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
5780103a8feaSLen Brown 
5781103a8feaSLen Brown 	child_pid = fork();
5782103a8feaSLen Brown 	if (!child_pid) {
5783103a8feaSLen Brown 		/* child */
5784103a8feaSLen Brown 		execvp(argv[0], argv);
57850815a3d0SLen Brown 		err(errno, "exec %s", argv[0]);
5786103a8feaSLen Brown 	} else {
5787103a8feaSLen Brown 
5788103a8feaSLen Brown 		/* parent */
5789b2c95d90SJosh Triplett 		if (child_pid == -1)
5790b2c95d90SJosh Triplett 			err(1, "fork");
5791103a8feaSLen Brown 
5792103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
5793103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
5794b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
5795b2c95d90SJosh Triplett 			err(status, "waitpid");
57962a954966SDavid Arcari 
57972a954966SDavid Arcari 		if (WIFEXITED(status))
57982a954966SDavid Arcari 			status = WEXITSTATUS(status);
5799103a8feaSLen Brown 	}
5800c98d5d94SLen Brown 	/*
5801c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
5802c98d5d94SLen Brown 	 * because re-starting is problematic when forking
5803c98d5d94SLen Brown 	 */
5804218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5805c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
5806103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
5807103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
5808ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
5809ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
5810ba3dec99SLen Brown 	else {
5811c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
5812c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
5813ba3dec99SLen Brown 	}
5814103a8feaSLen Brown 
5815b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
5816b7d8c148SLen Brown 
5817b7d8c148SLen Brown 	flush_output_stderr();
5818103a8feaSLen Brown 
5819d91bb17cSLen Brown 	return status;
5820103a8feaSLen Brown }
5821103a8feaSLen Brown 
58223b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
58233b4d5c7fSAndy Shevchenko {
58243b4d5c7fSAndy Shevchenko 	int status;
58253b4d5c7fSAndy Shevchenko 
5826218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
58273b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
58283b4d5c7fSAndy Shevchenko 	if (status)
58293b4d5c7fSAndy Shevchenko 		return status;
58303b4d5c7fSAndy Shevchenko 
58313b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
58323b4d5c7fSAndy Shevchenko 	if (status)
58333b4d5c7fSAndy Shevchenko 		return status;
58343b4d5c7fSAndy Shevchenko 
5835b7d8c148SLen Brown 	flush_output_stdout();
58363b4d5c7fSAndy Shevchenko 
58373b4d5c7fSAndy Shevchenko 	return status;
58383b4d5c7fSAndy Shevchenko }
58393b4d5c7fSAndy Shevchenko 
5840d8af6f5fSLen Brown void print_version() {
5841ba58ecdeSLen Brown 	fprintf(outf, "turbostat version 21.03.12"
5842d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
5843d8af6f5fSLen Brown }
5844d8af6f5fSLen Brown 
5845495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name,
5846495c7654SLen Brown 	unsigned int width, enum counter_scope scope,
584741618e63SLen Brown 	enum counter_type type, enum counter_format format, int flags)
5848388e9c81SLen Brown {
5849388e9c81SLen Brown 	struct msr_counter *msrp;
5850388e9c81SLen Brown 
5851388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
5852388e9c81SLen Brown 	if (msrp == NULL) {
5853388e9c81SLen Brown 		perror("calloc");
5854388e9c81SLen Brown 		exit(1);
5855388e9c81SLen Brown 	}
5856388e9c81SLen Brown 
5857388e9c81SLen Brown 	msrp->msr_num = msr_num;
5858d8d005baSLen Brown 	strncpy(msrp->name, name, NAME_BYTES - 1);
5859495c7654SLen Brown 	if (path)
5860d8d005baSLen Brown 		strncpy(msrp->path, path, PATH_BYTES - 1);
5861388e9c81SLen Brown 	msrp->width = width;
5862388e9c81SLen Brown 	msrp->type = type;
5863388e9c81SLen Brown 	msrp->format = format;
586441618e63SLen Brown 	msrp->flags = flags;
5865388e9c81SLen Brown 
5866388e9c81SLen Brown 	switch (scope) {
5867388e9c81SLen Brown 
5868388e9c81SLen Brown 	case SCOPE_CPU:
5869388e9c81SLen Brown 		msrp->next = sys.tp;
5870388e9c81SLen Brown 		sys.tp = msrp;
5871678a3bd1SLen Brown 		sys.added_thread_counters++;
58720748eaf0SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) {
5873678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
5874678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5875678a3bd1SLen Brown 			exit(-1);
5876678a3bd1SLen Brown 		}
5877388e9c81SLen Brown 		break;
5878388e9c81SLen Brown 
5879388e9c81SLen Brown 	case SCOPE_CORE:
5880388e9c81SLen Brown 		msrp->next = sys.cp;
5881388e9c81SLen Brown 		sys.cp = msrp;
5882678a3bd1SLen Brown 		sys.added_core_counters++;
5883678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
5884678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
5885678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5886678a3bd1SLen Brown 			exit(-1);
5887678a3bd1SLen Brown 		}
5888388e9c81SLen Brown 		break;
5889388e9c81SLen Brown 
5890388e9c81SLen Brown 	case SCOPE_PACKAGE:
5891388e9c81SLen Brown 		msrp->next = sys.pp;
5892388e9c81SLen Brown 		sys.pp = msrp;
5893678a3bd1SLen Brown 		sys.added_package_counters++;
5894678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
5895678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
5896678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5897678a3bd1SLen Brown 			exit(-1);
5898678a3bd1SLen Brown 		}
5899388e9c81SLen Brown 		break;
5900388e9c81SLen Brown 	}
5901388e9c81SLen Brown 
5902388e9c81SLen Brown 	return 0;
5903388e9c81SLen Brown }
5904388e9c81SLen Brown 
5905388e9c81SLen Brown void parse_add_command(char *add_command)
5906388e9c81SLen Brown {
5907388e9c81SLen Brown 	int msr_num = 0;
5908495c7654SLen Brown 	char *path = NULL;
59090f47c08dSLen Brown 	char name_buffer[NAME_BYTES] = "";
5910388e9c81SLen Brown 	int width = 64;
5911388e9c81SLen Brown 	int fail = 0;
5912388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
5913388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
5914388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
5915388e9c81SLen Brown 
5916388e9c81SLen Brown 	while (add_command) {
5917388e9c81SLen Brown 
5918388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
5919388e9c81SLen Brown 			goto next;
5920388e9c81SLen Brown 
5921388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
5922388e9c81SLen Brown 			goto next;
5923388e9c81SLen Brown 
5924495c7654SLen Brown 		if (*add_command == '/') {
5925495c7654SLen Brown 			path = add_command;
5926495c7654SLen Brown 			goto next;
5927495c7654SLen Brown 		}
5928495c7654SLen Brown 
5929388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
5930388e9c81SLen Brown 			if ((width == 32) || (width == 64))
5931388e9c81SLen Brown 				goto next;
5932388e9c81SLen Brown 			width = 64;
5933388e9c81SLen Brown 		}
5934388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
5935388e9c81SLen Brown 			scope = SCOPE_CPU;
5936388e9c81SLen Brown 			goto next;
5937388e9c81SLen Brown 		}
5938388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
5939388e9c81SLen Brown 			scope = SCOPE_CORE;
5940388e9c81SLen Brown 			goto next;
5941388e9c81SLen Brown 		}
5942388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
5943388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
5944388e9c81SLen Brown 			goto next;
5945388e9c81SLen Brown 		}
5946388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
5947388e9c81SLen Brown 			type = COUNTER_CYCLES;
5948388e9c81SLen Brown 			goto next;
5949388e9c81SLen Brown 		}
5950388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
5951388e9c81SLen Brown 			type = COUNTER_SECONDS;
5952388e9c81SLen Brown 			goto next;
5953388e9c81SLen Brown 		}
595441618e63SLen Brown 		if (!strncmp(add_command, "usec", strlen("usec"))) {
595541618e63SLen Brown 			type = COUNTER_USEC;
595641618e63SLen Brown 			goto next;
595741618e63SLen Brown 		}
5958388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
5959388e9c81SLen Brown 			format = FORMAT_RAW;
5960388e9c81SLen Brown 			goto next;
5961388e9c81SLen Brown 		}
5962388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
5963388e9c81SLen Brown 			format = FORMAT_DELTA;
5964388e9c81SLen Brown 			goto next;
5965388e9c81SLen Brown 		}
5966388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
5967388e9c81SLen Brown 			format = FORMAT_PERCENT;
5968388e9c81SLen Brown 			goto next;
5969388e9c81SLen Brown 		}
5970388e9c81SLen Brown 
5971388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
5972388e9c81SLen Brown 			char *eos;
5973388e9c81SLen Brown 
5974388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
5975388e9c81SLen Brown 			if (eos)
5976388e9c81SLen Brown 				*eos = '\0';
5977388e9c81SLen Brown 			goto next;
5978388e9c81SLen Brown 		}
5979388e9c81SLen Brown 
5980388e9c81SLen Brown next:
5981388e9c81SLen Brown 		add_command = strchr(add_command, ',');
5982495c7654SLen Brown 		if (add_command) {
5983495c7654SLen Brown 			*add_command = '\0';
5984388e9c81SLen Brown 			add_command++;
5985495c7654SLen Brown 		}
5986388e9c81SLen Brown 
5987388e9c81SLen Brown 	}
5988495c7654SLen Brown 	if ((msr_num == 0) && (path == NULL)) {
5989495c7654SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n");
5990388e9c81SLen Brown 		fail++;
5991388e9c81SLen Brown 	}
5992388e9c81SLen Brown 
5993388e9c81SLen Brown 	/* generate default column header */
5994388e9c81SLen Brown 	if (*name_buffer == '\0') {
5995388e9c81SLen Brown 		if (width == 32)
59965f3aea57SLen Brown 			sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
5997388e9c81SLen Brown 		else
59985f3aea57SLen Brown 			sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
5999388e9c81SLen Brown 	}
6000388e9c81SLen Brown 
600141618e63SLen Brown 	if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0))
6002388e9c81SLen Brown 		fail++;
6003388e9c81SLen Brown 
6004388e9c81SLen Brown 	if (fail) {
6005388e9c81SLen Brown 		help();
6006388e9c81SLen Brown 		exit(1);
6007388e9c81SLen Brown 	}
6008388e9c81SLen Brown }
600941618e63SLen Brown 
6010dd778a5eSLen Brown int is_deferred_skip(char *name)
6011dd778a5eSLen Brown {
6012dd778a5eSLen Brown 	int i;
6013dd778a5eSLen Brown 
6014dd778a5eSLen Brown 	for (i = 0; i < deferred_skip_index; ++i)
6015dd778a5eSLen Brown 		if (!strcmp(name, deferred_skip_names[i]))
6016dd778a5eSLen Brown 			return 1;
6017dd778a5eSLen Brown 	return 0;
6018dd778a5eSLen Brown }
6019dd778a5eSLen Brown 
602041618e63SLen Brown void probe_sysfs(void)
602141618e63SLen Brown {
602241618e63SLen Brown 	char path[64];
602341618e63SLen Brown 	char name_buf[16];
602441618e63SLen Brown 	FILE *input;
602541618e63SLen Brown 	int state;
602641618e63SLen Brown 	char *sp;
602741618e63SLen Brown 
602841618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
602941618e63SLen Brown 		return;
603041618e63SLen Brown 
60310748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
603241618e63SLen Brown 
603341618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
603441618e63SLen Brown 			base_cpu, state);
603541618e63SLen Brown 		input = fopen(path, "r");
603641618e63SLen Brown 		if (input == NULL)
603741618e63SLen Brown 			continue;
60388173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
60398173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
604041618e63SLen Brown 
604141618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
604241618e63SLen Brown 		sp = strchr(name_buf, '-');
604341618e63SLen Brown 		if (!sp)
604441618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
604541618e63SLen Brown 		*sp = '%';
604641618e63SLen Brown 		*(sp + 1) = '\0';
604741618e63SLen Brown 
6048fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
6049fecb3bc8SDavid Arcari 
605041618e63SLen Brown 		fclose(input);
605141618e63SLen Brown 
605241618e63SLen Brown 		sprintf(path, "cpuidle/state%d/time", state);
605341618e63SLen Brown 
6054dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
6055dd778a5eSLen Brown 			continue;
6056dd778a5eSLen Brown 
605741618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC,
605841618e63SLen Brown 				FORMAT_PERCENT, SYSFS_PERCPU);
605941618e63SLen Brown 	}
606041618e63SLen Brown 
60610748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
606241618e63SLen Brown 
606341618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
606441618e63SLen Brown 			base_cpu, state);
606541618e63SLen Brown 		input = fopen(path, "r");
606641618e63SLen Brown 		if (input == NULL)
606741618e63SLen Brown 			continue;
60688173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
60698173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
607041618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
607141618e63SLen Brown 		sp = strchr(name_buf, '-');
607241618e63SLen Brown 		if (!sp)
607341618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
607441618e63SLen Brown 		*sp = '\0';
607541618e63SLen Brown 		fclose(input);
607641618e63SLen Brown 
6077fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
6078fecb3bc8SDavid Arcari 
607941618e63SLen Brown 		sprintf(path, "cpuidle/state%d/usage", state);
608041618e63SLen Brown 
6081dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
6082dd778a5eSLen Brown 			continue;
6083dd778a5eSLen Brown 
608441618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS,
608541618e63SLen Brown 				FORMAT_DELTA, SYSFS_PERCPU);
608641618e63SLen Brown 	}
608741618e63SLen Brown 
608841618e63SLen Brown }
608941618e63SLen Brown 
60901ef7d21aSLen Brown 
60911ef7d21aSLen Brown /*
60921ef7d21aSLen Brown  * parse cpuset with following syntax
60931ef7d21aSLen Brown  * 1,2,4..6,8-10 and set bits in cpu_subset
60941ef7d21aSLen Brown  */
60951ef7d21aSLen Brown void parse_cpu_command(char *optarg)
60961ef7d21aSLen Brown {
60971ef7d21aSLen Brown 	unsigned int start, end;
60981ef7d21aSLen Brown 	char *next;
60991ef7d21aSLen Brown 
61004e4e1e7cSLen Brown 	if (!strcmp(optarg, "core")) {
61014e4e1e7cSLen Brown 		if (cpu_subset)
61024e4e1e7cSLen Brown 			goto error;
61034e4e1e7cSLen Brown 		show_core_only++;
61044e4e1e7cSLen Brown 		return;
61054e4e1e7cSLen Brown 	}
61064e4e1e7cSLen Brown 	if (!strcmp(optarg, "package")) {
61074e4e1e7cSLen Brown 		if (cpu_subset)
61084e4e1e7cSLen Brown 			goto error;
61094e4e1e7cSLen Brown 		show_pkg_only++;
61104e4e1e7cSLen Brown 		return;
61114e4e1e7cSLen Brown 	}
61124e4e1e7cSLen Brown 	if (show_core_only || show_pkg_only)
61134e4e1e7cSLen Brown 		goto error;
61144e4e1e7cSLen Brown 
61151ef7d21aSLen Brown 	cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS);
61161ef7d21aSLen Brown 	if (cpu_subset == NULL)
61171ef7d21aSLen Brown 		err(3, "CPU_ALLOC");
61181ef7d21aSLen Brown 	cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS);
61191ef7d21aSLen Brown 
61201ef7d21aSLen Brown 	CPU_ZERO_S(cpu_subset_size, cpu_subset);
61211ef7d21aSLen Brown 
61221ef7d21aSLen Brown 	next = optarg;
61231ef7d21aSLen Brown 
61241ef7d21aSLen Brown 	while (next && *next) {
61251ef7d21aSLen Brown 
61261ef7d21aSLen Brown 		if (*next == '-')	/* no negative cpu numbers */
61271ef7d21aSLen Brown 			goto error;
61281ef7d21aSLen Brown 
61291ef7d21aSLen Brown 		start = strtoul(next, &next, 10);
61301ef7d21aSLen Brown 
61311ef7d21aSLen Brown 		if (start >= CPU_SUBSET_MAXCPUS)
61321ef7d21aSLen Brown 			goto error;
61331ef7d21aSLen Brown 		CPU_SET_S(start, cpu_subset_size, cpu_subset);
61341ef7d21aSLen Brown 
61351ef7d21aSLen Brown 		if (*next == '\0')
61361ef7d21aSLen Brown 			break;
61371ef7d21aSLen Brown 
61381ef7d21aSLen Brown 		if (*next == ',') {
61391ef7d21aSLen Brown 			next += 1;
61401ef7d21aSLen Brown 			continue;
61411ef7d21aSLen Brown 		}
61421ef7d21aSLen Brown 
61431ef7d21aSLen Brown 		if (*next == '-') {
61441ef7d21aSLen Brown 			next += 1;	/* start range */
61451ef7d21aSLen Brown 		} else if (*next == '.') {
61461ef7d21aSLen Brown 			next += 1;
61471ef7d21aSLen Brown 			if (*next == '.')
61481ef7d21aSLen Brown 				next += 1;	/* start range */
61491ef7d21aSLen Brown 			else
61501ef7d21aSLen Brown 				goto error;
61511ef7d21aSLen Brown 		}
61521ef7d21aSLen Brown 
61531ef7d21aSLen Brown 		end = strtoul(next, &next, 10);
61541ef7d21aSLen Brown 		if (end <= start)
61551ef7d21aSLen Brown 			goto error;
61561ef7d21aSLen Brown 
61571ef7d21aSLen Brown 		while (++start <= end) {
61581ef7d21aSLen Brown 			if (start >= CPU_SUBSET_MAXCPUS)
61591ef7d21aSLen Brown 				goto error;
61601ef7d21aSLen Brown 			CPU_SET_S(start, cpu_subset_size, cpu_subset);
61611ef7d21aSLen Brown 		}
61621ef7d21aSLen Brown 
61631ef7d21aSLen Brown 		if (*next == ',')
61641ef7d21aSLen Brown 			next += 1;
61651ef7d21aSLen Brown 		else if (*next != '\0')
61661ef7d21aSLen Brown 			goto error;
61671ef7d21aSLen Brown 	}
61681ef7d21aSLen Brown 
61691ef7d21aSLen Brown 	return;
61701ef7d21aSLen Brown 
61711ef7d21aSLen Brown error:
61724e4e1e7cSLen Brown 	fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
61734e4e1e7cSLen Brown 	help();
61741ef7d21aSLen Brown 	exit(-1);
61751ef7d21aSLen Brown }
61761ef7d21aSLen Brown 
6177812db3f7SLen Brown 
6178103a8feaSLen Brown void cmdline(int argc, char **argv)
6179103a8feaSLen Brown {
6180103a8feaSLen Brown 	int opt;
6181d8af6f5fSLen Brown 	int option_index = 0;
6182d8af6f5fSLen Brown 	static struct option long_options[] = {
6183388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
61841ef7d21aSLen Brown 		{"cpu",		required_argument,	0, 'c'},
6185d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
618696e47158SLen Brown 		{"debug",	no_argument,		0, 'd'},	/* internal, not documented */
61873f44a5c6SLen Brown 		{"enable",	required_argument,	0, 'e'},
6188d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
61892af4f9b8SLen Brown 		{"IPC",	no_argument,			0, 'I'},
6190023fe0acSChen Yu 		{"num_iterations",	required_argument,	0, 'n'},
6191d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
6192812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
6193d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
6194c8ade361SLen Brown 		{"list",	no_argument,		0, 'l'},
6195b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
619696e47158SLen Brown 		{"quiet",	no_argument,		0, 'q'},
6197812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
6198d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
6199d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
6200d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
6201d8af6f5fSLen Brown 		{0,		0,			0,  0 }
6202d8af6f5fSLen Brown 	};
6203103a8feaSLen Brown 
6204103a8feaSLen Brown 	progname = argv[0];
6205103a8feaSLen Brown 
6206023fe0acSChen Yu 	while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v",
6207d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
6208103a8feaSLen Brown 		switch (opt) {
6209388e9c81SLen Brown 		case 'a':
6210388e9c81SLen Brown 			parse_add_command(optarg);
6211388e9c81SLen Brown 			break;
62121ef7d21aSLen Brown 		case 'c':
62131ef7d21aSLen Brown 			parse_cpu_command(optarg);
62141ef7d21aSLen Brown 			break;
6215d8af6f5fSLen Brown 		case 'D':
6216d8af6f5fSLen Brown 			dump_only++;
62178e180f3cSLen Brown 			break;
62183f44a5c6SLen Brown 		case 'e':
62193f44a5c6SLen Brown 			/* --enable specified counter */
62204c2122d4SLen Brown 			bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST);
62213f44a5c6SLen Brown 			break;
6222d8af6f5fSLen Brown 		case 'd':
6223d8af6f5fSLen Brown 			debug++;
62243f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
62252f32edf1SLen Brown 			break;
6226812db3f7SLen Brown 		case 'H':
62273f44a5c6SLen Brown 			/*
62283f44a5c6SLen Brown 			 * --hide: do not show those specified
62293f44a5c6SLen Brown 			 *  multiple invocations simply clear more bits in enabled mask
62303f44a5c6SLen Brown 			 */
62313f44a5c6SLen Brown 			bic_enabled &= ~bic_lookup(optarg, HIDE_LIST);
6232812db3f7SLen Brown 			break;
6233d8af6f5fSLen Brown 		case 'h':
6234d8af6f5fSLen Brown 		default:
6235d8af6f5fSLen Brown 			help();
6236d8af6f5fSLen Brown 			exit(1);
6237d8af6f5fSLen Brown 		case 'i':
62382a0609c0SLen Brown 			{
62392a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
62402a0609c0SLen Brown 
62412a0609c0SLen Brown 				if (interval < 0.001) {
6242b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
62432a0609c0SLen Brown 						interval);
62442a0609c0SLen Brown 					exit(2);
62452a0609c0SLen Brown 				}
62462a0609c0SLen Brown 
624747936f94SArtem Bityutskiy 				interval_tv.tv_sec = interval_ts.tv_sec = interval;
6248b9ad8ee0SLen Brown 				interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000;
624947936f94SArtem Bityutskiy 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
62502a0609c0SLen Brown 			}
6251889facbeSLen Brown 			break;
62525c56be9aSDirk Brandewie 		case 'J':
62535c56be9aSDirk Brandewie 			rapl_joules++;
62545c56be9aSDirk Brandewie 			break;
6255c8ade361SLen Brown 		case 'l':
62563f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
6257c8ade361SLen Brown 			list_header_only++;
6258c8ade361SLen Brown 			quiet++;
6259c8ade361SLen Brown 			break;
6260b7d8c148SLen Brown 		case 'o':
6261b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
6262b7d8c148SLen Brown 			break;
626396e47158SLen Brown 		case 'q':
626496e47158SLen Brown 			quiet = 1;
626596e47158SLen Brown 			break;
6266023fe0acSChen Yu 		case 'n':
6267023fe0acSChen Yu 			num_iterations = strtod(optarg, NULL);
6268023fe0acSChen Yu 
6269023fe0acSChen Yu 			if (num_iterations <= 0) {
6270023fe0acSChen Yu 				fprintf(outf, "iterations %d should be positive number\n",
6271023fe0acSChen Yu 					num_iterations);
6272023fe0acSChen Yu 				exit(2);
6273023fe0acSChen Yu 			}
6274023fe0acSChen Yu 			break;
6275812db3f7SLen Brown 		case 's':
62763f44a5c6SLen Brown 			/*
62773f44a5c6SLen Brown 			 * --show: show only those specified
62783f44a5c6SLen Brown 			 *  The 1st invocation will clear and replace the enabled mask
62793f44a5c6SLen Brown 			 *  subsequent invocations can add to it.
62803f44a5c6SLen Brown 			 */
62813f44a5c6SLen Brown 			if (shown == 0)
62823f44a5c6SLen Brown 				bic_enabled = bic_lookup(optarg, SHOW_LIST);
62833f44a5c6SLen Brown 			else
62843f44a5c6SLen Brown 				bic_enabled |= bic_lookup(optarg, SHOW_LIST);
62853f44a5c6SLen Brown 			shown = 1;
6286812db3f7SLen Brown 			break;
6287d8af6f5fSLen Brown 		case 'S':
6288d8af6f5fSLen Brown 			summary_only++;
6289d8af6f5fSLen Brown 			break;
6290d8af6f5fSLen Brown 		case 'T':
6291d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
6292d8af6f5fSLen Brown 			break;
6293d8af6f5fSLen Brown 		case 'v':
6294d8af6f5fSLen Brown 			print_version();
6295d8af6f5fSLen Brown 			exit(0);
6296d8af6f5fSLen Brown 			break;
6297103a8feaSLen Brown 		}
6298103a8feaSLen Brown 	}
6299103a8feaSLen Brown }
6300103a8feaSLen Brown 
6301103a8feaSLen Brown int main(int argc, char **argv)
6302103a8feaSLen Brown {
6303b7d8c148SLen Brown 	outf = stderr;
6304103a8feaSLen Brown 	cmdline(argc, argv);
6305103a8feaSLen Brown 
630696e47158SLen Brown 	if (!quiet)
6307d8af6f5fSLen Brown 		print_version();
6308103a8feaSLen Brown 
630941618e63SLen Brown 	probe_sysfs();
631041618e63SLen Brown 
6311103a8feaSLen Brown 	turbostat_init();
6312103a8feaSLen Brown 
63133b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
63143b4d5c7fSAndy Shevchenko 	if (dump_only)
63153b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
63163b4d5c7fSAndy Shevchenko 
6317c8ade361SLen Brown 	/* list header and exit */
6318c8ade361SLen Brown 	if (list_header_only) {
6319c8ade361SLen Brown 		print_header(",");
6320c8ade361SLen Brown 		flush_output_stdout();
6321c8ade361SLen Brown 		return 0;
6322c8ade361SLen Brown 	}
6323c8ade361SLen Brown 
63249972d5d8SChen Yu 	msr_sum_record();
6325103a8feaSLen Brown 	/*
6326103a8feaSLen Brown 	 * if any params left, it must be a command to fork
6327103a8feaSLen Brown 	 */
6328103a8feaSLen Brown 	if (argc - optind)
6329103a8feaSLen Brown 		return fork_it(argv + optind);
6330103a8feaSLen Brown 	else
6331103a8feaSLen Brown 		turbostat_loop();
6332103a8feaSLen Brown 
6333103a8feaSLen Brown 	return 0;
6334103a8feaSLen Brown }
6335