xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 9972d5d84d76982606806b2ce887f70c2f8ba60a)
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>
36103a8feaSLen Brown 
37103a8feaSLen Brown char *proc_stat = "/proc/stat";
38b7d8c148SLen Brown FILE *outf;
3936229897SLen Brown int *fd_percpu;
40b9ad8ee0SLen Brown struct timeval interval_tv = {5, 0};
4147936f94SArtem Bityutskiy struct timespec interval_ts = {5, 0};
42023fe0acSChen Yu unsigned int num_iterations;
43d8af6f5fSLen Brown unsigned int debug;
4496e47158SLen Brown unsigned int quiet;
453f44a5c6SLen Brown unsigned int shown;
460de6c0dfSLen Brown unsigned int sums_need_wide_columns;
47d8af6f5fSLen Brown unsigned int rapl_joules;
48d8af6f5fSLen Brown unsigned int summary_only;
49c8ade361SLen Brown unsigned int list_header_only;
50d8af6f5fSLen Brown unsigned int dump_only;
51103a8feaSLen Brown unsigned int do_snb_cstates;
52fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates;
53144b44b1SLen Brown unsigned int do_slm_cstates;
54144b44b1SLen Brown unsigned int use_c1_residency_msr;
55103a8feaSLen Brown unsigned int has_aperf;
56889facbeSLen Brown unsigned int has_epb;
575a63426eSLen Brown unsigned int do_irtl_snb;
585a63426eSLen Brown unsigned int do_irtl_hsw;
59fc04cc67SLen Brown unsigned int units = 1000000;	/* MHz etc */
60103a8feaSLen Brown unsigned int genuine_intel;
6134041551SLen Brown unsigned int authentic_amd;
62c1c10cc7SPu Wen unsigned int hygon_genuine;
6334041551SLen Brown unsigned int max_level, max_extended_level;
64103a8feaSLen Brown unsigned int has_invariant_tsc;
65d7899447SLen Brown unsigned int do_nhm_platform_info;
66cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT;
67b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1;
68103a8feaSLen Brown double bclk;
69a2b7b749SLen Brown double base_hz;
7021ed5574SLen Brown unsigned int has_base_hz;
71a2b7b749SLen Brown double tsc_tweak = 1.0;
72c98d5d94SLen Brown unsigned int show_pkg_only;
73c98d5d94SLen Brown unsigned int show_core_only;
74c98d5d94SLen Brown char *output_buffer, *outp;
75889facbeSLen Brown unsigned int do_rapl;
76889facbeSLen Brown unsigned int do_dts;
77889facbeSLen Brown unsigned int do_ptm;
78fdf676e5SLen Brown unsigned long long  gfx_cur_rc6_ms;
79be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us;
80be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us;
8127d47356SLen Brown unsigned int gfx_cur_mhz;
82889facbeSLen Brown unsigned int tcc_activation_temp;
83889facbeSLen Brown unsigned int tcc_activation_temp_override;
8440ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
8540ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
86889facbeSLen Brown double rapl_joule_counter_range;
873a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
88ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion;
893a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
903a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
918a5bdf41SLen Brown unsigned int crystal_hz;
928a5bdf41SLen Brown unsigned long long tsc_hz;
937ce7d5deSPrarit Bhargava int base_cpu;
9421ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
957f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
967f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
977f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
987f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
997f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1007f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
10133148d67SLen Brown unsigned int has_misc_feature_control;
1024c2122d4SLen Brown unsigned int first_counter_read = 1;
103c026c236SArtem Bityutskiy int ignore_stdin;
104889facbeSLen Brown 
105889facbeSLen Brown #define RAPL_PKG		(1 << 0)
106e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
107e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
108e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
109e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
110e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
111e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
112e6f9bb3cSLen Brown 
113889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
114e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
115e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
116e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
117e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1180b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1190b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
120e6f9bb3cSLen Brown 
1219148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
122e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1230b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
124e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
125e6f9bb3cSLen Brown 
1260b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
127e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
128e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
129e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1309148494cSJacob Pan 
1319148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1329148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1339392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY	(1 << 10)
1349392bd98SCalvin Walton 					/* Indicates cores energy collection is per-core,
1359392bd98SCalvin Walton 					 * not per-package. */
1369392bd98SCalvin Walton #define RAPL_AMD_F17H		(1 << 11)
1379392bd98SCalvin Walton 					/* 0xc0010299 MSR_RAPL_PWR_UNIT */
1389392bd98SCalvin Walton 					/* 0xc001029a MSR_CORE_ENERGY_STAT */
1399392bd98SCalvin Walton 					/* 0xc001029b MSR_PKG_ENERGY_STAT */
1409148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
141889facbeSLen Brown #define	TJMAX_DEFAULT	100
142889facbeSLen Brown 
1439392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */
1449392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT	0xc0010299
1459392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT	0xc001029a
1469392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT	0xc001029b
1479392bd98SCalvin Walton 
148889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
149103a8feaSLen Brown 
150388e9c81SLen Brown /*
151388e9c81SLen Brown  * buffer size used by sscanf() for added column names
152388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
153388e9c81SLen Brown  */
154388e9c81SLen Brown #define	NAME_BYTES 20
155495c7654SLen Brown #define PATH_BYTES 128
156388e9c81SLen Brown 
157103a8feaSLen Brown int backwards_count;
158103a8feaSLen Brown char *progname;
159103a8feaSLen Brown 
1601ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS	1024	/* need to use before probe... */
1611ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset;
1621ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size;
1630748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8
1640748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24
1650e2d8f05SLen Brown #define BITMASK_SIZE 32
166c98d5d94SLen Brown 
167c98d5d94SLen Brown struct thread_data {
168f4fdf2b4SLen Brown 	struct timeval tv_begin;
169f4fdf2b4SLen Brown 	struct timeval tv_end;
170d4794f25SYazen Ghannam 	struct timeval tv_delta;
171c98d5d94SLen Brown 	unsigned long long tsc;
172c98d5d94SLen Brown 	unsigned long long aperf;
173c98d5d94SLen Brown 	unsigned long long mperf;
174144b44b1SLen Brown 	unsigned long long c1;
1750de6c0dfSLen Brown 	unsigned long long  irq_count;
1761ed51011SLen Brown 	unsigned int smi_count;
177c98d5d94SLen Brown 	unsigned int cpu_id;
1784c2122d4SLen Brown 	unsigned int apic_id;
1794c2122d4SLen Brown 	unsigned int x2apic_id;
180c98d5d94SLen Brown 	unsigned int flags;
181c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
182c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
1830748eaf0SLen Brown 	unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
184c98d5d94SLen Brown } *thread_even, *thread_odd;
185c98d5d94SLen Brown 
186c98d5d94SLen Brown struct core_data {
187c98d5d94SLen Brown 	unsigned long long c3;
188c98d5d94SLen Brown 	unsigned long long c6;
189c98d5d94SLen Brown 	unsigned long long c7;
1900539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
191889facbeSLen Brown 	unsigned int core_temp_c;
1929392bd98SCalvin Walton 	unsigned int core_energy;	/* MSR_CORE_ENERGY_STAT */
193c98d5d94SLen Brown 	unsigned int core_id;
194678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
195c98d5d94SLen Brown } *core_even, *core_odd;
196c98d5d94SLen Brown 
197c98d5d94SLen Brown struct pkg_data {
198c98d5d94SLen Brown 	unsigned long long pc2;
199c98d5d94SLen Brown 	unsigned long long pc3;
200c98d5d94SLen Brown 	unsigned long long pc6;
201c98d5d94SLen Brown 	unsigned long long pc7;
202ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
203ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
204ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
205be0e54c4SLen Brown 	unsigned long long cpu_lpi;
206be0e54c4SLen Brown 	unsigned long long sys_lpi;
2070b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
2080b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
2090b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
2100b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
2119185e988SLen Brown 	long long gfx_rc6_ms;
21227d47356SLen Brown 	unsigned int gfx_mhz;
213c98d5d94SLen Brown 	unsigned int package_id;
2147c2ccc50SChen Yu 	unsigned long long energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
2157c2ccc50SChen Yu 	unsigned long long energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
2167c2ccc50SChen Yu 	unsigned long long energy_cores;	/* MSR_PP0_ENERGY_STATUS */
2177c2ccc50SChen Yu 	unsigned long long energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
2187c2ccc50SChen Yu 	unsigned long long rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
2197c2ccc50SChen Yu 	unsigned long long rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
220889facbeSLen Brown 	unsigned int pkg_temp_c;
221678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
222c98d5d94SLen Brown } *package_even, *package_odd;
223c98d5d94SLen Brown 
224c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
225c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
226c98d5d94SLen Brown 
22740f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no)	      \
22840f5cfe7SPrarit Bhargava 	((thread_base) +						      \
22940f5cfe7SPrarit Bhargava 	 ((pkg_no) *							      \
23040f5cfe7SPrarit Bhargava 	  topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \
23140f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node * topo.threads_per_core) +	      \
23240f5cfe7SPrarit Bhargava 	 ((core_no) * topo.threads_per_core) +				      \
23340f5cfe7SPrarit Bhargava 	 (thread_no))
23440f5cfe7SPrarit Bhargava 
23540f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no)			\
23640f5cfe7SPrarit Bhargava 	((core_base) +							\
23740f5cfe7SPrarit Bhargava 	 ((pkg_no) *  topo.nodes_per_pkg * topo.cores_per_node) +	\
23840f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node) +				\
23940f5cfe7SPrarit Bhargava 	 (core_no))
24040f5cfe7SPrarit Bhargava 
24140f5cfe7SPrarit Bhargava 
242c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
243c98d5d94SLen Brown 
244388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
24541618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC};
246388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
247388e9c81SLen Brown 
248388e9c81SLen Brown struct msr_counter {
249388e9c81SLen Brown 	unsigned int msr_num;
250388e9c81SLen Brown 	char name[NAME_BYTES];
251495c7654SLen Brown 	char path[PATH_BYTES];
252388e9c81SLen Brown 	unsigned int width;
253388e9c81SLen Brown 	enum counter_type type;
254388e9c81SLen Brown 	enum counter_format format;
255388e9c81SLen Brown 	struct msr_counter *next;
256812db3f7SLen Brown 	unsigned int flags;
257812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
258812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
25941618e63SLen Brown #define	SYSFS_PERCPU	(1 << 1)
260388e9c81SLen Brown };
261388e9c81SLen Brown 
26287e15da9SChen Yu /*
26387e15da9SChen Yu  * The accumulated sum of MSR is defined as a monotonic
26487e15da9SChen Yu  * increasing MSR, it will be accumulated periodically,
26587e15da9SChen Yu  * despite its register's bit width.
26687e15da9SChen Yu  */
26787e15da9SChen Yu enum {
26887e15da9SChen Yu 	IDX_PKG_ENERGY,
26987e15da9SChen Yu 	IDX_DRAM_ENERGY,
27087e15da9SChen Yu 	IDX_PP0_ENERGY,
27187e15da9SChen Yu 	IDX_PP1_ENERGY,
27287e15da9SChen Yu 	IDX_PKG_PERF,
27387e15da9SChen Yu 	IDX_DRAM_PERF,
27487e15da9SChen Yu 	IDX_COUNT,
27587e15da9SChen Yu };
27687e15da9SChen Yu 
27787e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr);
27887e15da9SChen Yu 
27987e15da9SChen Yu struct msr_sum_array {
28087e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
28187e15da9SChen Yu 	struct {
28287e15da9SChen Yu 		/*The accumulated MSR value is updated by the timer*/
28387e15da9SChen Yu 		unsigned long long sum;
28487e15da9SChen Yu 		/*The MSR footprint recorded in last timer*/
28587e15da9SChen Yu 		unsigned long long last;
28687e15da9SChen Yu 	} entries[IDX_COUNT];
28787e15da9SChen Yu };
28887e15da9SChen Yu 
28987e15da9SChen Yu /* The percpu MSR sum array.*/
29087e15da9SChen Yu struct msr_sum_array *per_cpu_msr_sum;
29187e15da9SChen Yu 
29287e15da9SChen Yu int idx_to_offset(int idx)
29387e15da9SChen Yu {
29487e15da9SChen Yu 	int offset;
29587e15da9SChen Yu 
29687e15da9SChen Yu 	switch (idx) {
29787e15da9SChen Yu 	case IDX_PKG_ENERGY:
29887e15da9SChen Yu 		offset = MSR_PKG_ENERGY_STATUS;
29987e15da9SChen Yu 		break;
30087e15da9SChen Yu 	case IDX_DRAM_ENERGY:
30187e15da9SChen Yu 		offset = MSR_DRAM_ENERGY_STATUS;
30287e15da9SChen Yu 		break;
30387e15da9SChen Yu 	case IDX_PP0_ENERGY:
30487e15da9SChen Yu 		offset = MSR_PP0_ENERGY_STATUS;
30587e15da9SChen Yu 		break;
30687e15da9SChen Yu 	case IDX_PP1_ENERGY:
30787e15da9SChen Yu 		offset = MSR_PP1_ENERGY_STATUS;
30887e15da9SChen Yu 		break;
30987e15da9SChen Yu 	case IDX_PKG_PERF:
31087e15da9SChen Yu 		offset = MSR_PKG_PERF_STATUS;
31187e15da9SChen Yu 		break;
31287e15da9SChen Yu 	case IDX_DRAM_PERF:
31387e15da9SChen Yu 		offset = MSR_DRAM_PERF_STATUS;
31487e15da9SChen Yu 		break;
31587e15da9SChen Yu 	default:
31687e15da9SChen Yu 		offset = -1;
31787e15da9SChen Yu 	}
31887e15da9SChen Yu 	return offset;
31987e15da9SChen Yu }
32087e15da9SChen Yu 
32187e15da9SChen Yu int offset_to_idx(int offset)
32287e15da9SChen Yu {
32387e15da9SChen Yu 	int idx;
32487e15da9SChen Yu 
32587e15da9SChen Yu 	switch (offset) {
32687e15da9SChen Yu 	case MSR_PKG_ENERGY_STATUS:
32787e15da9SChen Yu 		idx = IDX_PKG_ENERGY;
32887e15da9SChen Yu 		break;
32987e15da9SChen Yu 	case MSR_DRAM_ENERGY_STATUS:
33087e15da9SChen Yu 		idx = IDX_DRAM_ENERGY;
33187e15da9SChen Yu 		break;
33287e15da9SChen Yu 	case MSR_PP0_ENERGY_STATUS:
33387e15da9SChen Yu 		idx = IDX_PP0_ENERGY;
33487e15da9SChen Yu 		break;
33587e15da9SChen Yu 	case MSR_PP1_ENERGY_STATUS:
33687e15da9SChen Yu 		idx = IDX_PP1_ENERGY;
33787e15da9SChen Yu 		break;
33887e15da9SChen Yu 	case MSR_PKG_PERF_STATUS:
33987e15da9SChen Yu 		idx = IDX_PKG_PERF;
34087e15da9SChen Yu 		break;
34187e15da9SChen Yu 	case MSR_DRAM_PERF_STATUS:
34287e15da9SChen Yu 		idx = IDX_DRAM_PERF;
34387e15da9SChen Yu 		break;
34487e15da9SChen Yu 	default:
34587e15da9SChen Yu 		idx = -1;
34687e15da9SChen Yu 	}
34787e15da9SChen Yu 	return idx;
34887e15da9SChen Yu }
34987e15da9SChen Yu 
35087e15da9SChen Yu int idx_valid(int idx)
35187e15da9SChen Yu {
35287e15da9SChen Yu 	switch (idx) {
35387e15da9SChen Yu 	case IDX_PKG_ENERGY:
35487e15da9SChen Yu 		return do_rapl & RAPL_PKG;
35587e15da9SChen Yu 	case IDX_DRAM_ENERGY:
35687e15da9SChen Yu 		return do_rapl & RAPL_DRAM;
35787e15da9SChen Yu 	case IDX_PP0_ENERGY:
35887e15da9SChen Yu 		return do_rapl & RAPL_CORES_ENERGY_STATUS;
35987e15da9SChen Yu 	case IDX_PP1_ENERGY:
36087e15da9SChen Yu 		return do_rapl & RAPL_GFX;
36187e15da9SChen Yu 	case IDX_PKG_PERF:
36287e15da9SChen Yu 		return do_rapl & RAPL_PKG_PERF_STATUS;
36387e15da9SChen Yu 	case IDX_DRAM_PERF:
36487e15da9SChen Yu 		return do_rapl & RAPL_DRAM_PERF_STATUS;
36587e15da9SChen Yu 	default:
36687e15da9SChen Yu 		return 0;
36787e15da9SChen Yu 	}
36887e15da9SChen Yu }
369388e9c81SLen Brown struct sys_counters {
370678a3bd1SLen Brown 	unsigned int added_thread_counters;
371678a3bd1SLen Brown 	unsigned int added_core_counters;
372678a3bd1SLen Brown 	unsigned int added_package_counters;
373388e9c81SLen Brown 	struct msr_counter *tp;
374388e9c81SLen Brown 	struct msr_counter *cp;
375388e9c81SLen Brown 	struct msr_counter *pp;
376388e9c81SLen Brown } sys;
377388e9c81SLen Brown 
378c98d5d94SLen Brown struct system_summary {
379c98d5d94SLen Brown 	struct thread_data threads;
380c98d5d94SLen Brown 	struct core_data cores;
381c98d5d94SLen Brown 	struct pkg_data packages;
382388e9c81SLen Brown } average;
383c98d5d94SLen Brown 
3840e2d8f05SLen Brown struct cpu_topology {
3850e2d8f05SLen Brown 	int physical_package_id;
3866de68fe1SLen Brown 	int die_id;
3870e2d8f05SLen Brown 	int logical_cpu_id;
388ef605741SPrarit Bhargava 	int physical_node_id;
389ef605741SPrarit Bhargava 	int logical_node_id;	/* 0-based count within the package */
3900e2d8f05SLen Brown 	int physical_core_id;
3918cb48b32SPrarit Bhargava 	int thread_id;
3920e2d8f05SLen Brown 	cpu_set_t *put_ids; /* Processing Unit/Thread IDs */
3930e2d8f05SLen Brown } *cpus;
394c98d5d94SLen Brown 
395c98d5d94SLen Brown struct topo_params {
396c98d5d94SLen Brown 	int num_packages;
3976de68fe1SLen Brown 	int num_die;
398103a8feaSLen Brown 	int num_cpus;
399c98d5d94SLen Brown 	int num_cores;
400c98d5d94SLen Brown 	int max_cpu_num;
401ef605741SPrarit Bhargava 	int max_node_num;
40270a9c6e8SPrarit Bhargava 	int nodes_per_pkg;
40370a9c6e8SPrarit Bhargava 	int cores_per_node;
40470a9c6e8SPrarit Bhargava 	int threads_per_core;
405c98d5d94SLen Brown } topo;
406103a8feaSLen Brown 
407c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
408103a8feaSLen Brown 
409562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
410562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
411562a2d37SLen Brown 
412c98d5d94SLen Brown void setup_all_buffers(void);
413103a8feaSLen Brown 
4141f81c5efSLen Brown char *sys_lpi_file;
4151f81c5efSLen Brown char *sys_lpi_file_sysfs = "/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us";
4161f81c5efSLen Brown char *sys_lpi_file_debugfs = "/sys/kernel/debug/pmc_core/slp_s0_residency_usec";
4171f81c5efSLen Brown 
418c98d5d94SLen Brown int cpu_is_not_present(int cpu)
419d15cf7c1SLen Brown {
420c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
421c98d5d94SLen Brown }
422c98d5d94SLen Brown /*
423c98d5d94SLen Brown  * run func(thread, core, package) in topology order
424c98d5d94SLen Brown  * skip non-present cpus
425c98d5d94SLen Brown  */
426c98d5d94SLen Brown 
427c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
428c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
429c98d5d94SLen Brown {
43040f5cfe7SPrarit Bhargava 	int retval, pkg_no, core_no, thread_no, node_no;
431c98d5d94SLen Brown 
432c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
433df2f677dSLen Brown 		for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) {
43470a9c6e8SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node; ++core_no) {
435c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
43670a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
437c98d5d94SLen Brown 					struct thread_data *t;
438c98d5d94SLen Brown 					struct core_data *c;
439c98d5d94SLen Brown 					struct pkg_data *p;
440c98d5d94SLen Brown 
44140f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
44240f5cfe7SPrarit Bhargava 						       core_no, node_no,
44340f5cfe7SPrarit Bhargava 						       pkg_no);
444c98d5d94SLen Brown 
445c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
446c98d5d94SLen Brown 						continue;
447c98d5d94SLen Brown 
44840f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
44940f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
450c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
451c98d5d94SLen Brown 
452c98d5d94SLen Brown 					retval = func(t, c, p);
453c98d5d94SLen Brown 					if (retval)
454c98d5d94SLen Brown 						return retval;
455c98d5d94SLen Brown 				}
456c98d5d94SLen Brown 			}
457c98d5d94SLen Brown 		}
45840f5cfe7SPrarit Bhargava 	}
459d15cf7c1SLen Brown 	return 0;
460d15cf7c1SLen Brown }
461d15cf7c1SLen Brown 
46288c3281fSLen Brown int cpu_migrate(int cpu)
46388c3281fSLen Brown {
464c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
465c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
466c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
46788c3281fSLen Brown 		return -1;
46888c3281fSLen Brown 	else
46988c3281fSLen Brown 		return 0;
47088c3281fSLen Brown }
47136229897SLen Brown int get_msr_fd(int cpu)
472103a8feaSLen Brown {
473103a8feaSLen Brown 	char pathname[32];
474103a8feaSLen Brown 	int fd;
475103a8feaSLen Brown 
47636229897SLen Brown 	fd = fd_percpu[cpu];
47736229897SLen Brown 
47836229897SLen Brown 	if (fd)
47936229897SLen Brown 		return fd;
48036229897SLen Brown 
481103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
482103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
48315aaa346SLen Brown 	if (fd < 0)
48498481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
485103a8feaSLen Brown 
48636229897SLen Brown 	fd_percpu[cpu] = fd;
48736229897SLen Brown 
48836229897SLen Brown 	return fd;
48936229897SLen Brown }
49036229897SLen Brown 
49136229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
49236229897SLen Brown {
49336229897SLen Brown 	ssize_t retval;
49436229897SLen Brown 
49536229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
49615aaa346SLen Brown 
49798481e79SLen Brown 	if (retval != sizeof *msr)
498cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
49915aaa346SLen Brown 
50015aaa346SLen Brown 	return 0;
501103a8feaSLen Brown }
502103a8feaSLen Brown 
503fc04cc67SLen Brown /*
504bdd5ae3aSLen Brown  * This list matches the column headers, except
505bdd5ae3aSLen Brown  * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time
506bdd5ae3aSLen Brown  * 2. Core and CPU are moved to the end, we can't have strings that contain them
507bdd5ae3aSLen Brown  *    matching on them for --show and --hide.
508fc04cc67SLen Brown  */
509812db3f7SLen Brown struct msr_counter bic[] = {
5103f44a5c6SLen Brown 	{ 0x0, "usec" },
5113f44a5c6SLen Brown 	{ 0x0, "Time_Of_Day_Seconds" },
512812db3f7SLen Brown 	{ 0x0, "Package" },
513bdd5ae3aSLen Brown 	{ 0x0, "Node" },
514812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
515bdd5ae3aSLen Brown 	{ 0x0, "Busy%" },
516812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
517812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
518812db3f7SLen Brown 	{ 0x0, "IRQ" },
519495c7654SLen Brown 	{ 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL},
520bdd5ae3aSLen Brown 	{ 0x0, "sysfs" },
521812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
522812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
523812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
524812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
525812db3f7SLen Brown 	{ 0x0, "ThreadC" },
526812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
527812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
528812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
529812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
530812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
531812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
532812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
533812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
534812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
5350f47c08dSLen Brown 	{ 0x0, "Pkg%pc8" },
5360f47c08dSLen Brown 	{ 0x0, "Pkg%pc9" },
5374bd1f8f2SLen Brown 	{ 0x0, "Pk%pc10" },
538be0e54c4SLen Brown 	{ 0x0, "CPU%LPI" },
539be0e54c4SLen Brown 	{ 0x0, "SYS%LPI" },
540812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
541812db3f7SLen Brown 	{ 0x0, "CorWatt" },
542812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
543812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
544812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
545812db3f7SLen Brown 	{ 0x0, "PKG_%" },
546812db3f7SLen Brown 	{ 0x0, "RAM_%" },
547812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
548812db3f7SLen Brown 	{ 0x0, "Cor_J" },
549812db3f7SLen Brown 	{ 0x0, "GFX_J" },
550812db3f7SLen Brown 	{ 0x0, "RAM_J" },
5510539ba11SLen Brown 	{ 0x0, "Mod%c6" },
552a99d8730SLen Brown 	{ 0x0, "Totl%C0" },
553a99d8730SLen Brown 	{ 0x0, "Any%C0" },
554a99d8730SLen Brown 	{ 0x0, "GFX%C0" },
555a99d8730SLen Brown 	{ 0x0, "CPUGFX%" },
556bdd5ae3aSLen Brown 	{ 0x0, "Core" },
557bdd5ae3aSLen Brown 	{ 0x0, "CPU" },
5584c2122d4SLen Brown 	{ 0x0, "APIC" },
5594c2122d4SLen Brown 	{ 0x0, "X2APIC" },
5606de68fe1SLen Brown 	{ 0x0, "Die" },
561812db3f7SLen Brown };
562812db3f7SLen Brown 
563812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
5643f44a5c6SLen Brown #define	BIC_USEC	(1ULL << 0)
5653f44a5c6SLen Brown #define	BIC_TOD		(1ULL << 1)
5663f44a5c6SLen Brown #define	BIC_Package	(1ULL << 2)
567bdd5ae3aSLen Brown #define	BIC_Node	(1ULL << 3)
568bdd5ae3aSLen Brown #define	BIC_Avg_MHz	(1ULL << 4)
569bdd5ae3aSLen Brown #define	BIC_Busy	(1ULL << 5)
570bdd5ae3aSLen Brown #define	BIC_Bzy_MHz	(1ULL << 6)
571bdd5ae3aSLen Brown #define	BIC_TSC_MHz	(1ULL << 7)
572bdd5ae3aSLen Brown #define	BIC_IRQ		(1ULL << 8)
573bdd5ae3aSLen Brown #define	BIC_SMI		(1ULL << 9)
574bdd5ae3aSLen Brown #define	BIC_sysfs	(1ULL << 10)
575bdd5ae3aSLen Brown #define	BIC_CPU_c1	(1ULL << 11)
576bdd5ae3aSLen Brown #define	BIC_CPU_c3	(1ULL << 12)
577bdd5ae3aSLen Brown #define	BIC_CPU_c6	(1ULL << 13)
578bdd5ae3aSLen Brown #define	BIC_CPU_c7	(1ULL << 14)
579bdd5ae3aSLen Brown #define	BIC_ThreadC	(1ULL << 15)
580bdd5ae3aSLen Brown #define	BIC_CoreTmp	(1ULL << 16)
581bdd5ae3aSLen Brown #define	BIC_CoreCnt	(1ULL << 17)
582bdd5ae3aSLen Brown #define	BIC_PkgTmp	(1ULL << 18)
583bdd5ae3aSLen Brown #define	BIC_GFX_rc6	(1ULL << 19)
584bdd5ae3aSLen Brown #define	BIC_GFXMHz	(1ULL << 20)
585bdd5ae3aSLen Brown #define	BIC_Pkgpc2	(1ULL << 21)
586bdd5ae3aSLen Brown #define	BIC_Pkgpc3	(1ULL << 22)
587bdd5ae3aSLen Brown #define	BIC_Pkgpc6	(1ULL << 23)
588bdd5ae3aSLen Brown #define	BIC_Pkgpc7	(1ULL << 24)
589bdd5ae3aSLen Brown #define	BIC_Pkgpc8	(1ULL << 25)
590bdd5ae3aSLen Brown #define	BIC_Pkgpc9	(1ULL << 26)
591bdd5ae3aSLen Brown #define	BIC_Pkgpc10	(1ULL << 27)
592bdd5ae3aSLen Brown #define BIC_CPU_LPI	(1ULL << 28)
593bdd5ae3aSLen Brown #define BIC_SYS_LPI	(1ULL << 29)
594bdd5ae3aSLen Brown #define	BIC_PkgWatt	(1ULL << 30)
595bdd5ae3aSLen Brown #define	BIC_CorWatt	(1ULL << 31)
596bdd5ae3aSLen Brown #define	BIC_GFXWatt	(1ULL << 32)
597bdd5ae3aSLen Brown #define	BIC_PkgCnt	(1ULL << 33)
598bdd5ae3aSLen Brown #define	BIC_RAMWatt	(1ULL << 34)
599bdd5ae3aSLen Brown #define	BIC_PKG__	(1ULL << 35)
600bdd5ae3aSLen Brown #define	BIC_RAM__	(1ULL << 36)
601bdd5ae3aSLen Brown #define	BIC_Pkg_J	(1ULL << 37)
602bdd5ae3aSLen Brown #define	BIC_Cor_J	(1ULL << 38)
603bdd5ae3aSLen Brown #define	BIC_GFX_J	(1ULL << 39)
604bdd5ae3aSLen Brown #define	BIC_RAM_J	(1ULL << 40)
605bdd5ae3aSLen Brown #define	BIC_Mod_c6	(1ULL << 41)
606bdd5ae3aSLen Brown #define	BIC_Totl_c0	(1ULL << 42)
607bdd5ae3aSLen Brown #define	BIC_Any_c0	(1ULL << 43)
608bdd5ae3aSLen Brown #define	BIC_GFX_c0	(1ULL << 44)
609bdd5ae3aSLen Brown #define	BIC_CPUGFX	(1ULL << 45)
610bdd5ae3aSLen Brown #define	BIC_Core	(1ULL << 46)
611bdd5ae3aSLen Brown #define	BIC_CPU		(1ULL << 47)
6124c2122d4SLen Brown #define	BIC_APIC	(1ULL << 48)
6134c2122d4SLen Brown #define	BIC_X2APIC	(1ULL << 49)
6146de68fe1SLen Brown #define	BIC_Die		(1ULL << 50)
615812db3f7SLen Brown 
6164c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT	(BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC)
6173f44a5c6SLen Brown 
6183f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT);
6194c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC;
620812db3f7SLen Brown 
621812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
6221e9042b9SSrinivas Pandruvada #define DO_BIC_READ(COUNTER_NAME) (bic_present & COUNTER_NAME)
6233f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME)
624812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
6250f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT)
626812db3f7SLen Brown 
6273f44a5c6SLen Brown 
628dd778a5eSLen Brown #define MAX_DEFERRED 16
629dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED];
630dd778a5eSLen Brown int deferred_skip_index;
631dd778a5eSLen Brown 
632dd778a5eSLen Brown /*
633dd778a5eSLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
634dd778a5eSLen Brown  * SHOW_LIST - show this list of counters, hide the rest
635dd778a5eSLen Brown  */
636dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
637dd778a5eSLen Brown 
638dd778a5eSLen Brown void help(void)
639dd778a5eSLen Brown {
640dd778a5eSLen Brown 	fprintf(outf,
641dd778a5eSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
642dd778a5eSLen Brown 	"\n"
643dd778a5eSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
644dd778a5eSLen Brown 	"when COMMAND completes.\n"
645dd778a5eSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
646dd778a5eSLen Brown 	"to print statistics, until interrupted.\n"
647cc481650SNathan Ciobanu 	"  -a, --add	add a counter\n"
648dd778a5eSLen Brown 	"		  eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
649cc481650SNathan Ciobanu 	"  -c, --cpu	cpu-set	limit output to summary plus cpu-set:\n"
650dd778a5eSLen Brown 	"		  {core | package | j,k,l..m,n-p }\n"
6519ce80578SNathan Ciobanu 	"  -d, --debug	displays usec, Time_Of_Day_Seconds and more debugging\n"
6529ce80578SNathan Ciobanu 	"  -D, --Dump	displays the raw counter values\n"
6539ce80578SNathan Ciobanu 	"  -e, --enable	[all | column]\n"
6549ce80578SNathan Ciobanu 	"		shows all or the specified disabled column\n"
6559ce80578SNathan Ciobanu 	"  -H, --hide [column|column,column,...]\n"
6569ce80578SNathan Ciobanu 	"		hide the specified column(s)\n"
657cc481650SNathan Ciobanu 	"  -i, --interval sec.subsec\n"
658cc481650SNathan Ciobanu 	"		Override default 5-second measurement interval\n"
6599ce80578SNathan Ciobanu 	"  -J, --Joules	displays energy in Joules instead of Watts\n"
660cc481650SNathan Ciobanu 	"  -l, --list	list column headers only\n"
661cc481650SNathan Ciobanu 	"  -n, --num_iterations num\n"
662cc481650SNathan Ciobanu 	"		number of the measurement iterations\n"
663cc481650SNathan Ciobanu 	"  -o, --out file\n"
664cc481650SNathan Ciobanu 	"		create or truncate \"file\" for all output\n"
665cc481650SNathan Ciobanu 	"  -q, --quiet	skip decoding system configuration header\n"
6669ce80578SNathan Ciobanu 	"  -s, --show [column|column,column,...]\n"
6679ce80578SNathan Ciobanu 	"		show only the specified column(s)\n"
6689ce80578SNathan Ciobanu 	"  -S, --Summary\n"
6699ce80578SNathan Ciobanu 	"		limits output to 1-line system summary per interval\n"
6709ce80578SNathan Ciobanu 	"  -T, --TCC temperature\n"
6719ce80578SNathan Ciobanu 	"		sets the Thermal Control Circuit temperature in\n"
6729ce80578SNathan Ciobanu 	"		  degrees Celsius\n"
673cc481650SNathan Ciobanu 	"  -h, --help	print this help message\n"
674cc481650SNathan Ciobanu 	"  -v, --version	print version information\n"
675dd778a5eSLen Brown 	"\n"
676dd778a5eSLen Brown 	"For more help, run \"man turbostat\"\n");
677dd778a5eSLen Brown }
678dd778a5eSLen Brown 
679812db3f7SLen Brown /*
680812db3f7SLen Brown  * bic_lookup
681812db3f7SLen Brown  * for all the strings in comma separate name_list,
682812db3f7SLen Brown  * set the approprate bit in return value.
683812db3f7SLen Brown  */
684dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode)
685812db3f7SLen Brown {
686812db3f7SLen Brown 	int i;
687812db3f7SLen Brown 	unsigned long long retval = 0;
688812db3f7SLen Brown 
689812db3f7SLen Brown 	while (name_list) {
690812db3f7SLen Brown 		char *comma;
691812db3f7SLen Brown 
692812db3f7SLen Brown 		comma = strchr(name_list, ',');
693812db3f7SLen Brown 
694812db3f7SLen Brown 		if (comma)
695812db3f7SLen Brown 			*comma = '\0';
696812db3f7SLen Brown 
6973f44a5c6SLen Brown 		if (!strcmp(name_list, "all"))
6983f44a5c6SLen Brown 			return ~0;
6993f44a5c6SLen Brown 
700812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
701812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
702812db3f7SLen Brown 				retval |= (1ULL << i);
703812db3f7SLen Brown 				break;
704812db3f7SLen Brown 			}
705812db3f7SLen Brown 		}
706812db3f7SLen Brown 		if (i == MAX_BIC) {
707dd778a5eSLen Brown 			if (mode == SHOW_LIST) {
708812db3f7SLen Brown 				fprintf(stderr, "Invalid counter name: %s\n", name_list);
709812db3f7SLen Brown 				exit(-1);
710812db3f7SLen Brown 			}
711dd778a5eSLen Brown 			deferred_skip_names[deferred_skip_index++] = name_list;
712dd778a5eSLen Brown 			if (debug)
713dd778a5eSLen Brown 				fprintf(stderr, "deferred \"%s\"\n", name_list);
714dd778a5eSLen Brown 			if (deferred_skip_index >= MAX_DEFERRED) {
715dd778a5eSLen Brown 				fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n",
716dd778a5eSLen Brown 					MAX_DEFERRED, name_list);
717dd778a5eSLen Brown 				help();
718dd778a5eSLen Brown 				exit(1);
719dd778a5eSLen Brown 			}
720dd778a5eSLen Brown 		}
721812db3f7SLen Brown 
722812db3f7SLen Brown 		name_list = comma;
723812db3f7SLen Brown 		if (name_list)
724812db3f7SLen Brown 			name_list++;
725812db3f7SLen Brown 
726812db3f7SLen Brown 	}
727812db3f7SLen Brown 	return retval;
728812db3f7SLen Brown }
729fc04cc67SLen Brown 
730dd778a5eSLen Brown 
731c8ade361SLen Brown void print_header(char *delim)
732103a8feaSLen Brown {
733388e9c81SLen Brown 	struct msr_counter *mp;
7346168c2e0SLen Brown 	int printed = 0;
735388e9c81SLen Brown 
7363f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC))
7373f44a5c6SLen Brown 		outp += sprintf(outp, "%susec", (printed++ ? delim : ""));
7383f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
7393f44a5c6SLen Brown 		outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : ""));
740812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
7416168c2e0SLen Brown 		outp += sprintf(outp, "%sPackage", (printed++ ? delim : ""));
7426de68fe1SLen Brown 	if (DO_BIC(BIC_Die))
7436de68fe1SLen Brown 		outp += sprintf(outp, "%sDie", (printed++ ? delim : ""));
74401235041SPrarit Bhargava 	if (DO_BIC(BIC_Node))
74501235041SPrarit Bhargava 		outp += sprintf(outp, "%sNode", (printed++ ? delim : ""));
746812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
7476168c2e0SLen Brown 		outp += sprintf(outp, "%sCore", (printed++ ? delim : ""));
748812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
7496168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU", (printed++ ? delim : ""));
7504c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
7514c2122d4SLen Brown 		outp += sprintf(outp, "%sAPIC", (printed++ ? delim : ""));
7524c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
7534c2122d4SLen Brown 		outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : ""));
754812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
7556168c2e0SLen Brown 		outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : ""));
756812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
7576168c2e0SLen Brown 		outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : ""));
758812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
7596168c2e0SLen Brown 		outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : ""));
760812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
7616168c2e0SLen Brown 		outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : ""));
7621cc21f7bSLen Brown 
7630de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
7640de6c0dfSLen Brown 		if (sums_need_wide_columns)
7656168c2e0SLen Brown 			outp += sprintf(outp, "%s     IRQ", (printed++ ? delim : ""));
7660de6c0dfSLen Brown 		else
7676168c2e0SLen Brown 			outp += sprintf(outp, "%sIRQ", (printed++ ? delim : ""));
7680de6c0dfSLen Brown 	}
7690de6c0dfSLen Brown 
770812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
7716168c2e0SLen Brown 		outp += sprintf(outp, "%sSMI", (printed++ ? delim : ""));
7721cc21f7bSLen Brown 
773388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
774dd778a5eSLen Brown 
775388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
776388e9c81SLen Brown 			if (mp->width == 64)
777dd778a5eSLen Brown 				outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name);
778388e9c81SLen Brown 			else
779dd778a5eSLen Brown 				outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name);
780388e9c81SLen Brown 		} else {
7810de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
782dd778a5eSLen Brown 				outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name);
7830de6c0dfSLen Brown 			else
784dd778a5eSLen Brown 				outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name);
785388e9c81SLen Brown 		}
786388e9c81SLen Brown 	}
787388e9c81SLen Brown 
78841618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
7896168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : ""));
790562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
7916168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : ""));
792812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
7936168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : ""));
794812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
7956168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : ""));
796678a3bd1SLen Brown 
7970539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
7986168c2e0SLen Brown 		outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : ""));
799678a3bd1SLen Brown 
800812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
8016168c2e0SLen Brown 		outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : ""));
802388e9c81SLen Brown 
8039392bd98SCalvin Walton 	if (do_rapl && !rapl_joules) {
8049392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
8059392bd98SCalvin Walton 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
8069392bd98SCalvin Walton 	} else if (do_rapl && rapl_joules) {
8079392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
8089392bd98SCalvin Walton 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
8099392bd98SCalvin Walton 	}
8109392bd98SCalvin Walton 
811388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
812388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
813388e9c81SLen Brown 			if (mp->width == 64)
814c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
815388e9c81SLen Brown 			else
816c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
817388e9c81SLen Brown 		} else {
8180de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8190de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
8200de6c0dfSLen Brown 			else
821c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
822388e9c81SLen Brown 		}
823388e9c81SLen Brown 	}
824388e9c81SLen Brown 
825812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8266168c2e0SLen Brown 		outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : ""));
827889facbeSLen Brown 
828812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
8296168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : ""));
830fdf676e5SLen Brown 
831812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8326168c2e0SLen Brown 		outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : ""));
83327d47356SLen Brown 
834a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
8356168c2e0SLen Brown 		outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : ""));
836a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
8376168c2e0SLen Brown 		outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : ""));
838a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
8396168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : ""));
840a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
8416168c2e0SLen Brown 		outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : ""));
8420b2bb692SLen Brown 
8430f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
8446168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : ""));
8450f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
8466168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : ""));
8470f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
8486168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : ""));
8490f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
8506168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : ""));
8510f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
8526168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : ""));
8530f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
8546168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : ""));
8550f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
8566168c2e0SLen Brown 		outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : ""));
857be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
858be0e54c4SLen Brown 		outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : ""));
859be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
860be0e54c4SLen Brown 		outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : ""));
861103a8feaSLen Brown 
8625c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
863812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
8646168c2e0SLen Brown 			outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : ""));
8659392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
8666168c2e0SLen Brown 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
867812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
8686168c2e0SLen Brown 			outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : ""));
869812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
8706168c2e0SLen Brown 			outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : ""));
871812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
8726168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
873812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
8746168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
875d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
876812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
8776168c2e0SLen Brown 			outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : ""));
8789392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
8796168c2e0SLen Brown 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
880812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
8816168c2e0SLen Brown 			outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : ""));
882812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
8836168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : ""));
884812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
8856168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
886812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
8876168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
8885c56be9aSDirk Brandewie 	}
889388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
890388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
891388e9c81SLen Brown 			if (mp->width == 64)
892c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
893388e9c81SLen Brown 			else
894c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
895388e9c81SLen Brown 		} else {
8960de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8970de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
8980de6c0dfSLen Brown 			else
899c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
900388e9c81SLen Brown 		}
901388e9c81SLen Brown 	}
902388e9c81SLen Brown 
903c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
904103a8feaSLen Brown }
905103a8feaSLen Brown 
906c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
907c98d5d94SLen Brown 	struct pkg_data *p)
908103a8feaSLen Brown {
909388e9c81SLen Brown 	int i;
910388e9c81SLen Brown 	struct msr_counter *mp;
911388e9c81SLen Brown 
9123b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
913c98d5d94SLen Brown 
914c98d5d94SLen Brown 	if (t) {
9153b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
9163b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
9173b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
9183b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
9193b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
9203b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
9216886fee4SLen Brown 
922812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
9230de6c0dfSLen Brown 			outp += sprintf(outp, "IRQ: %lld\n", t->irq_count);
924812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
925218f0e8dSLen Brown 			outp += sprintf(outp, "SMI: %d\n", t->smi_count);
926388e9c81SLen Brown 
927388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
928388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
929388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
930388e9c81SLen Brown 		}
931103a8feaSLen Brown 	}
932103a8feaSLen Brown 
933c98d5d94SLen Brown 	if (c) {
9343b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
9353b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
9363b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
9373b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
9383b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
9399392bd98SCalvin Walton 		outp += sprintf(outp, "Joules: %0X\n", c->core_energy);
940388e9c81SLen Brown 
941388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
942388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
943388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
944388e9c81SLen Brown 		}
9450539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
946c98d5d94SLen Brown 	}
947103a8feaSLen Brown 
948c98d5d94SLen Brown 	if (p) {
9493b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
9500b2bb692SLen Brown 
9510b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
9520b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
9530b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
9540b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
9550b2bb692SLen Brown 
9563b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
9570f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc3))
9583b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
9590f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc6))
9603b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
9610f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc7))
9623b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
9633b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
9643b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
9653b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
966be0e54c4SLen Brown 		outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi);
967be0e54c4SLen Brown 		outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi);
9687c2ccc50SChen Yu 		outp += sprintf(outp, "Joules PKG: %0llX\n", p->energy_pkg);
9697c2ccc50SChen Yu 		outp += sprintf(outp, "Joules COR: %0llX\n", p->energy_cores);
9707c2ccc50SChen Yu 		outp += sprintf(outp, "Joules GFX: %0llX\n", p->energy_gfx);
9717c2ccc50SChen Yu 		outp += sprintf(outp, "Joules RAM: %0llX\n", p->energy_dram);
9727c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle PKG: %0llX\n",
9733b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
9747c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle RAM: %0llX\n",
9753b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
9763b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
977388e9c81SLen Brown 
978388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
979388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
980388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
981388e9c81SLen Brown 		}
982c98d5d94SLen Brown 	}
9833b4d5c7fSAndy Shevchenko 
9843b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
9853b4d5c7fSAndy Shevchenko 
986c98d5d94SLen Brown 	return 0;
987103a8feaSLen Brown }
988103a8feaSLen Brown 
989e23da037SLen Brown /*
990e23da037SLen Brown  * column formatting convention & formats
991e23da037SLen Brown  */
992c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
993c98d5d94SLen Brown 	struct pkg_data *p)
994103a8feaSLen Brown {
995008d396eSLen Brown 	double interval_float, tsc;
996fc04cc67SLen Brown 	char *fmt8;
997388e9c81SLen Brown 	int i;
998388e9c81SLen Brown 	struct msr_counter *mp;
9996168c2e0SLen Brown 	char *delim = "\t";
10006168c2e0SLen Brown 	int printed = 0;
1001103a8feaSLen Brown 
1002c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
1003c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1004c98d5d94SLen Brown 		return 0;
1005c98d5d94SLen Brown 
1006c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
1007c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1008c98d5d94SLen Brown 		return 0;
1009c98d5d94SLen Brown 
10101ef7d21aSLen Brown 	/*if not summary line and --cpu is used */
10111ef7d21aSLen Brown 	if ((t != &average.threads) &&
10121ef7d21aSLen Brown 		(cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset)))
10131ef7d21aSLen Brown 		return 0;
10141ef7d21aSLen Brown 
10153f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC)) {
1016f4fdf2b4SLen Brown 		/* on each row, print how many usec each timestamp took to gather */
1017f4fdf2b4SLen Brown 		struct timeval tv;
1018f4fdf2b4SLen Brown 
1019f4fdf2b4SLen Brown 		timersub(&t->tv_end, &t->tv_begin, &tv);
1020f4fdf2b4SLen Brown 		outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec);
1021f4fdf2b4SLen Brown 	}
1022f4fdf2b4SLen Brown 
10233f44a5c6SLen Brown 	/* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */
10243f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
10253f44a5c6SLen Brown 		outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec);
10263f44a5c6SLen Brown 
1027d4794f25SYazen Ghannam 	interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec/1000000.0;
1028103a8feaSLen Brown 
1029008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
1030008d396eSLen Brown 
1031c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
1032c98d5d94SLen Brown 	if (t == &average.threads) {
1033812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
10346168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10356de68fe1SLen Brown 		if (DO_BIC(BIC_Die))
10366de68fe1SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
103701235041SPrarit Bhargava 		if (DO_BIC(BIC_Node))
103801235041SPrarit Bhargava 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1039812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
10406168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1041812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
10426168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10434c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
10444c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10454c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
10464c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1047103a8feaSLen Brown 	} else {
1048812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
1049c98d5d94SLen Brown 			if (p)
10506168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id);
1051c98d5d94SLen Brown 			else
10526168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1053c98d5d94SLen Brown 		}
10546de68fe1SLen Brown 		if (DO_BIC(BIC_Die)) {
10556de68fe1SLen Brown 			if (c)
10566de68fe1SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id);
10576de68fe1SLen Brown 			else
10586de68fe1SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10596de68fe1SLen Brown 		}
106001235041SPrarit Bhargava 		if (DO_BIC(BIC_Node)) {
106101235041SPrarit Bhargava 			if (t)
106201235041SPrarit Bhargava 				outp += sprintf(outp, "%s%d",
106301235041SPrarit Bhargava 						(printed++ ? delim : ""),
106401235041SPrarit Bhargava 					      cpus[t->cpu_id].physical_node_id);
106501235041SPrarit Bhargava 			else
106601235041SPrarit Bhargava 				outp += sprintf(outp, "%s-",
106701235041SPrarit Bhargava 						(printed++ ? delim : ""));
106801235041SPrarit Bhargava 		}
1069812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
1070c98d5d94SLen Brown 			if (c)
10716168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id);
1072c98d5d94SLen Brown 			else
10736168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1074c98d5d94SLen Brown 		}
1075812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
10766168c2e0SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id);
10774c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
10784c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id);
10794c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
10804c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id);
1081103a8feaSLen Brown 	}
1082fc04cc67SLen Brown 
1083812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
10846168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1085fc04cc67SLen Brown 			1.0 / units * t->aperf / interval_float);
1086fc04cc67SLen Brown 
1087812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
10886168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc);
1089103a8feaSLen Brown 
1090812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
109121ed5574SLen Brown 		if (has_base_hz)
10926168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf);
109321ed5574SLen Brown 		else
10946168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1095008d396eSLen Brown 				tsc / units * t->aperf / t->mperf / interval_float);
109621ed5574SLen Brown 	}
1097103a8feaSLen Brown 
1098812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
10996168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float);
1100103a8feaSLen Brown 
1101562a2d37SLen Brown 	/* IRQ */
11020de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
11030de6c0dfSLen Brown 		if (sums_need_wide_columns)
11046168c2e0SLen Brown 			outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count);
11050de6c0dfSLen Brown 		else
11066168c2e0SLen Brown 			outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count);
11070de6c0dfSLen Brown 	}
1108562a2d37SLen Brown 
11091cc21f7bSLen Brown 	/* SMI */
1110812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
11116168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count);
11121cc21f7bSLen Brown 
1113678a3bd1SLen Brown 	/* Added counters */
1114678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1115678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
1116678a3bd1SLen Brown 			if (mp->width == 32)
11175f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]);
1118678a3bd1SLen Brown 			else
11196168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]);
1120678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11210de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11226168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]);
11230de6c0dfSLen Brown 			else
11246168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]);
1125678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
112641618e63SLen Brown 			if (mp->type == COUNTER_USEC)
11276168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000);
112841618e63SLen Brown 			else
11296168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc);
1130678a3bd1SLen Brown 		}
1131678a3bd1SLen Brown 	}
1132678a3bd1SLen Brown 
113341618e63SLen Brown 	/* C1 */
113441618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
11356168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc);
113641618e63SLen Brown 
113741618e63SLen Brown 
1138c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
1139c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1140c98d5d94SLen Brown 		goto done;
1141c98d5d94SLen Brown 
1142562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
11436168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc);
1144812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
11456168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc);
1146812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
11476168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc);
1148c98d5d94SLen Brown 
11490539ba11SLen Brown 	/* Mod%c6 */
11500539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
11516168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc);
11520539ba11SLen Brown 
1153812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
11546168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c);
1155889facbeSLen Brown 
1156388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1157388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1158388e9c81SLen Brown 			if (mp->width == 32)
11595f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]);
1160388e9c81SLen Brown 			else
11616168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]);
1162388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11630de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11646168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]);
11650de6c0dfSLen Brown 			else
11666168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]);
1167388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
11686168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc);
1169388e9c81SLen Brown 		}
1170388e9c81SLen Brown 	}
1171388e9c81SLen Brown 
11729392bd98SCalvin Walton 	fmt8 = "%s%.2f";
11739392bd98SCalvin Walton 
11749392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
11759392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float);
11769392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
11779392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units);
11789392bd98SCalvin Walton 
1179c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
1180c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1181c98d5d94SLen Brown 		goto done;
1182c98d5d94SLen Brown 
11830b2bb692SLen Brown 	/* PkgTmp */
1184812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
11856168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c);
1186889facbeSLen Brown 
1187fdf676e5SLen Brown 	/* GFXrc6 */
1188812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
1189ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
11906168c2e0SLen Brown 			outp += sprintf(outp, "%s**.**", (printed++ ? delim : ""));
11919185e988SLen Brown 		} else {
11926168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
11939185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
11949185e988SLen Brown 		}
11959185e988SLen Brown 	}
1196fdf676e5SLen Brown 
119727d47356SLen Brown 	/* GFXMHz */
1198812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
11996168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz);
120027d47356SLen Brown 
12010b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
1202a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
12036168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc);
1204a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
12056168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc);
1206a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
12076168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc);
1208a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
12096168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc);
12100b2bb692SLen Brown 
12110f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
12126168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc);
12130f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
12146168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc);
12150f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
12166168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc);
12170f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
12186168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc);
12190f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
12206168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc);
12210f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
12226168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc);
12230f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
12246168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc);
1225889facbeSLen Brown 
1226be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
1227be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float);
1228be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
1229be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float);
1230be0e54c4SLen Brown 
1231812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
12326168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float);
12339392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
12346168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float);
1235812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
12366168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float);
1237812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
12386168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float);
1239812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
12406168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units);
12419392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
12426168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units);
1243812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
12446168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units);
1245812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
12466168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units);
1247812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
12486168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
1249812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
12506168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
1251812db3f7SLen Brown 
1252388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1253388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1254388e9c81SLen Brown 			if (mp->width == 32)
12555f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]);
1256388e9c81SLen Brown 			else
12576168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]);
1258388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
12590de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
12606168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]);
12610de6c0dfSLen Brown 			else
12626168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]);
1263388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
12646168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc);
1265388e9c81SLen Brown 		}
1266388e9c81SLen Brown 	}
1267388e9c81SLen Brown 
1268c98d5d94SLen Brown done:
126994d6ab4bSLen Brown 	if (*(outp - 1) != '\n')
1270c98d5d94SLen Brown 		outp += sprintf(outp, "\n");
1271c98d5d94SLen Brown 
1272c98d5d94SLen Brown 	return 0;
1273103a8feaSLen Brown }
1274103a8feaSLen Brown 
1275b7d8c148SLen Brown void flush_output_stdout(void)
1276103a8feaSLen Brown {
1277b7d8c148SLen Brown 	FILE *filep;
1278b7d8c148SLen Brown 
1279b7d8c148SLen Brown 	if (outf == stderr)
1280b7d8c148SLen Brown 		filep = stdout;
1281b7d8c148SLen Brown 	else
1282b7d8c148SLen Brown 		filep = outf;
1283b7d8c148SLen Brown 
1284b7d8c148SLen Brown 	fputs(output_buffer, filep);
1285b7d8c148SLen Brown 	fflush(filep);
1286b7d8c148SLen Brown 
1287c98d5d94SLen Brown 	outp = output_buffer;
1288c98d5d94SLen Brown }
1289b7d8c148SLen Brown void flush_output_stderr(void)
1290c98d5d94SLen Brown {
1291b7d8c148SLen Brown 	fputs(output_buffer, outf);
1292b7d8c148SLen Brown 	fflush(outf);
1293c98d5d94SLen Brown 	outp = output_buffer;
1294c98d5d94SLen Brown }
1295c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1296c98d5d94SLen Brown {
1297e23da037SLen Brown 	static int printed;
1298103a8feaSLen Brown 
1299e23da037SLen Brown 	if (!printed || !summary_only)
1300c8ade361SLen Brown 		print_header("\t");
1301103a8feaSLen Brown 
13029d83601aSLen Brown 	format_counters(&average.threads, &average.cores, &average.packages);
1303103a8feaSLen Brown 
1304e23da037SLen Brown 	printed = 1;
1305e23da037SLen Brown 
1306e23da037SLen Brown 	if (summary_only)
1307e23da037SLen Brown 		return;
1308e23da037SLen Brown 
1309c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
1310103a8feaSLen Brown }
1311103a8feaSLen Brown 
1312889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
13137c2ccc50SChen Yu 	old = ((((unsigned long long)new << 32) - ((unsigned long long)old << 32)) >> 32);
1314889facbeSLen Brown 
1315ba3dec99SLen Brown int
1316c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
1317103a8feaSLen Brown {
1318388e9c81SLen Brown 	int i;
1319388e9c81SLen Brown 	struct msr_counter *mp;
13200b2bb692SLen Brown 
1321a99d8730SLen Brown 
1322a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
13230b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
1324a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
13250b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
1326a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
13270b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
1328a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
13290b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
1330a99d8730SLen Brown 
1331c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
13320f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1333c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
13340f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1335c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
13360f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1337c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
1338ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
1339ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
1340ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
1341be0e54c4SLen Brown 	old->cpu_lpi = new->cpu_lpi - old->cpu_lpi;
1342be0e54c4SLen Brown 	old->sys_lpi = new->sys_lpi - old->sys_lpi;
1343889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
1344889facbeSLen Brown 
13459185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
13469185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
13479185e988SLen Brown 		old->gfx_rc6_ms = -1;
13489185e988SLen Brown 	else
1349fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
13509185e988SLen Brown 
135127d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
135227d47356SLen Brown 
135387e15da9SChen Yu 	old->energy_pkg = new->energy_pkg - old->energy_pkg;
135487e15da9SChen Yu 	old->energy_cores = new->energy_cores - old->energy_cores;
135587e15da9SChen Yu 	old->energy_gfx = new->energy_gfx - old->energy_gfx;
135687e15da9SChen Yu 	old->energy_dram = new->energy_dram - old->energy_dram;
135787e15da9SChen Yu 	old->rapl_pkg_perf_status = new->rapl_pkg_perf_status - old->rapl_pkg_perf_status;
135887e15da9SChen Yu 	old->rapl_dram_perf_status = new->rapl_dram_perf_status - old->rapl_dram_perf_status;
1359ba3dec99SLen Brown 
1360388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1361388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1362388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1363388e9c81SLen Brown 		else
1364388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1365388e9c81SLen Brown 	}
1366388e9c81SLen Brown 
1367ba3dec99SLen Brown 	return 0;
1368103a8feaSLen Brown }
1369103a8feaSLen Brown 
1370c98d5d94SLen Brown void
1371c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
1372c98d5d94SLen Brown {
1373388e9c81SLen Brown 	int i;
1374388e9c81SLen Brown 	struct msr_counter *mp;
1375388e9c81SLen Brown 
1376c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
1377c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
1378c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1379889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
13800539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1381388e9c81SLen Brown 
13829392bd98SCalvin Walton 	DELTA_WRAP32(new->core_energy, old->core_energy);
13839392bd98SCalvin Walton 
1384388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1385388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1386388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1387388e9c81SLen Brown 		else
1388388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1389388e9c81SLen Brown 	}
1390103a8feaSLen Brown }
1391c98d5d94SLen Brown 
13921e9042b9SSrinivas Pandruvada int soft_c1_residency_display(int bic)
13931e9042b9SSrinivas Pandruvada {
13941e9042b9SSrinivas Pandruvada 	if (!DO_BIC(BIC_CPU_c1) || use_c1_residency_msr)
13951e9042b9SSrinivas Pandruvada 		return 0;
13961e9042b9SSrinivas Pandruvada 
13971e9042b9SSrinivas Pandruvada 	return DO_BIC_READ(bic);
13981e9042b9SSrinivas Pandruvada }
13991e9042b9SSrinivas Pandruvada 
1400c3ae331dSLen Brown /*
1401c3ae331dSLen Brown  * old = new - old
1402c3ae331dSLen Brown  */
1403ba3dec99SLen Brown int
1404c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1405c98d5d94SLen Brown 	struct core_data *core_delta)
1406c98d5d94SLen Brown {
1407388e9c81SLen Brown 	int i;
1408388e9c81SLen Brown 	struct msr_counter *mp;
1409388e9c81SLen Brown 
14104c2122d4SLen Brown 	/* we run cpuid just the 1st time, copy the results */
14114c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
14124c2122d4SLen Brown 		new->apic_id = old->apic_id;
14134c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
14144c2122d4SLen Brown 		new->x2apic_id = old->x2apic_id;
14154c2122d4SLen Brown 
14163f44a5c6SLen Brown 	/*
14173f44a5c6SLen Brown 	 * the timestamps from start of measurement interval are in "old"
14183f44a5c6SLen Brown 	 * the timestamp from end of measurement interval are in "new"
14193f44a5c6SLen Brown 	 * over-write old w/ new so we can print end of interval values
14203f44a5c6SLen Brown 	 */
14213f44a5c6SLen Brown 
1422d4794f25SYazen Ghannam 	timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta);
14233f44a5c6SLen Brown 	old->tv_begin = new->tv_begin;
14243f44a5c6SLen Brown 	old->tv_end = new->tv_end;
14253f44a5c6SLen Brown 
1426c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1427c98d5d94SLen Brown 
1428103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1429b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1430b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1431b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1432b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1433103a8feaSLen Brown 
1434c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1435c98d5d94SLen Brown 
14361e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
14371e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
1438c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1439c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1440c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1441c98d5d94SLen Brown 		} else {
1442ba3dec99SLen Brown 			return -1;
1443103a8feaSLen Brown 		}
1444a729617cSLen Brown 	}
1445103a8feaSLen Brown 
1446c98d5d94SLen Brown 
1447144b44b1SLen Brown 	if (use_c1_residency_msr) {
1448144b44b1SLen Brown 		/*
1449144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1450144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1451144b44b1SLen Brown 		 */
1452144b44b1SLen Brown 	} else {
1453103a8feaSLen Brown 		/*
1454c3ae331dSLen Brown 		 * As counter collection is not atomic,
1455c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1456103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1457103a8feaSLen Brown 		 */
145895149369SLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak))
1459c98d5d94SLen Brown 			old->c1 = 0;
1460c98d5d94SLen Brown 		else {
1461c98d5d94SLen Brown 			/* normal case, derive c1 */
1462008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1463c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1464c98d5d94SLen Brown 		}
1465144b44b1SLen Brown 	}
1466c3ae331dSLen Brown 
1467c98d5d94SLen Brown 	if (old->mperf == 0) {
1468b7d8c148SLen Brown 		if (debug > 1)
1469b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1470c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1471c98d5d94SLen Brown 	}
1472103a8feaSLen Brown 
1473812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1474562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1475562a2d37SLen Brown 
1476812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
14771ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1478ba3dec99SLen Brown 
1479388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1480388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1481388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1482388e9c81SLen Brown 		else
1483388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1484388e9c81SLen Brown 	}
1485ba3dec99SLen Brown 	return 0;
1486103a8feaSLen Brown }
1487c98d5d94SLen Brown 
1488c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1489c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1490c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1491c98d5d94SLen Brown {
1492ba3dec99SLen Brown 	int retval = 0;
1493ba3dec99SLen Brown 
1494c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1495c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1496c98d5d94SLen Brown 		delta_core(c, c2);
1497c98d5d94SLen Brown 
1498c98d5d94SLen Brown 	/* always calculate thread delta */
1499ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1500ba3dec99SLen Brown 	if (retval)
1501ba3dec99SLen Brown 		return retval;
1502c98d5d94SLen Brown 
1503c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1504c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1505ba3dec99SLen Brown 		retval = delta_package(p, p2);
1506c98d5d94SLen Brown 
1507ba3dec99SLen Brown 	return retval;
1508103a8feaSLen Brown }
1509103a8feaSLen Brown 
1510c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1511103a8feaSLen Brown {
1512388e9c81SLen Brown 	int i;
1513388e9c81SLen Brown 	struct msr_counter  *mp;
1514388e9c81SLen Brown 
15153f44a5c6SLen Brown 	t->tv_begin.tv_sec = 0;
15163f44a5c6SLen Brown 	t->tv_begin.tv_usec = 0;
15173f44a5c6SLen Brown 	t->tv_end.tv_sec = 0;
15183f44a5c6SLen Brown 	t->tv_end.tv_usec = 0;
1519d4794f25SYazen Ghannam 	t->tv_delta.tv_sec = 0;
1520d4794f25SYazen Ghannam 	t->tv_delta.tv_usec = 0;
15213f44a5c6SLen Brown 
1522c98d5d94SLen Brown 	t->tsc = 0;
1523c98d5d94SLen Brown 	t->aperf = 0;
1524c98d5d94SLen Brown 	t->mperf = 0;
1525c98d5d94SLen Brown 	t->c1 = 0;
1526103a8feaSLen Brown 
1527562a2d37SLen Brown 	t->irq_count = 0;
1528562a2d37SLen Brown 	t->smi_count = 0;
1529562a2d37SLen Brown 
1530c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1531c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1532c98d5d94SLen Brown 
1533c98d5d94SLen Brown 	c->c3 = 0;
1534c98d5d94SLen Brown 	c->c6 = 0;
1535c98d5d94SLen Brown 	c->c7 = 0;
15360539ba11SLen Brown 	c->mc6_us = 0;
1537889facbeSLen Brown 	c->core_temp_c = 0;
15389392bd98SCalvin Walton 	c->core_energy = 0;
1539c98d5d94SLen Brown 
15400b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
15410b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
15420b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
15430b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
15440b2bb692SLen Brown 
1545c98d5d94SLen Brown 	p->pc2 = 0;
15460f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1547c98d5d94SLen Brown 		p->pc3 = 0;
15480f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1549c98d5d94SLen Brown 		p->pc6 = 0;
15500f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1551c98d5d94SLen Brown 		p->pc7 = 0;
1552ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1553ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1554ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1555be0e54c4SLen Brown 	p->cpu_lpi = 0;
1556be0e54c4SLen Brown 	p->sys_lpi = 0;
1557889facbeSLen Brown 
1558889facbeSLen Brown 	p->energy_pkg = 0;
1559889facbeSLen Brown 	p->energy_dram = 0;
1560889facbeSLen Brown 	p->energy_cores = 0;
1561889facbeSLen Brown 	p->energy_gfx = 0;
1562889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1563889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1564889facbeSLen Brown 	p->pkg_temp_c = 0;
156527d47356SLen Brown 
1566fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
156727d47356SLen Brown 	p->gfx_mhz = 0;
1568388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1569388e9c81SLen Brown 		t->counter[i] = 0;
1570388e9c81SLen Brown 
1571388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1572388e9c81SLen Brown 		c->counter[i] = 0;
1573388e9c81SLen Brown 
1574388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1575388e9c81SLen Brown 		p->counter[i] = 0;
1576103a8feaSLen Brown }
1577c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1578c98d5d94SLen Brown 	struct pkg_data *p)
1579103a8feaSLen Brown {
1580388e9c81SLen Brown 	int i;
1581388e9c81SLen Brown 	struct msr_counter *mp;
1582388e9c81SLen Brown 
15834c2122d4SLen Brown 	/* copy un-changing apic_id's */
15844c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
15854c2122d4SLen Brown 		average.threads.apic_id = t->apic_id;
15864c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
15874c2122d4SLen Brown 		average.threads.x2apic_id = t->x2apic_id;
15884c2122d4SLen Brown 
15893f44a5c6SLen Brown 	/* remember first tv_begin */
15903f44a5c6SLen Brown 	if (average.threads.tv_begin.tv_sec == 0)
15913f44a5c6SLen Brown 		average.threads.tv_begin = t->tv_begin;
15923f44a5c6SLen Brown 
15933f44a5c6SLen Brown 	/* remember last tv_end */
15943f44a5c6SLen Brown 	average.threads.tv_end = t->tv_end;
15953f44a5c6SLen Brown 
1596c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1597c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1598c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1599c98d5d94SLen Brown 	average.threads.c1 += t->c1;
160015aaa346SLen Brown 
1601562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1602562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1603562a2d37SLen Brown 
1604388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1605388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1606388e9c81SLen Brown 			continue;
1607388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1608388e9c81SLen Brown 	}
1609388e9c81SLen Brown 
1610c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1611c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1612c98d5d94SLen Brown 		return 0;
1613c98d5d94SLen Brown 
1614c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1615c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1616c98d5d94SLen Brown 	average.cores.c7 += c->c7;
16170539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1618c98d5d94SLen Brown 
1619889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1620889facbeSLen Brown 
16219392bd98SCalvin Walton 	average.cores.core_energy += c->core_energy;
16229392bd98SCalvin Walton 
1623388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1624388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1625388e9c81SLen Brown 			continue;
1626388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1627388e9c81SLen Brown 	}
1628388e9c81SLen Brown 
1629c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1630c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1631c98d5d94SLen Brown 		return 0;
1632c98d5d94SLen Brown 
1633a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
16340b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
1635a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
16360b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
1637a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
16380b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
1639a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
16400b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
16410b2bb692SLen Brown 
1642c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
16430f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1644c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
16450f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1646c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
16470f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1648c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1649ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1650ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1651ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1652c98d5d94SLen Brown 
1653be0e54c4SLen Brown 	average.packages.cpu_lpi = p->cpu_lpi;
1654be0e54c4SLen Brown 	average.packages.sys_lpi = p->sys_lpi;
1655be0e54c4SLen Brown 
1656889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1657889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1658889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1659889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1660889facbeSLen Brown 
1661fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
166227d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
166327d47356SLen Brown 
1664889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1665889facbeSLen Brown 
1666889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1667889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1668388e9c81SLen Brown 
1669388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1670388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1671388e9c81SLen Brown 			continue;
1672388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1673388e9c81SLen Brown 	}
1674c98d5d94SLen Brown 	return 0;
1675c98d5d94SLen Brown }
1676c98d5d94SLen Brown /*
1677c98d5d94SLen Brown  * sum the counters for all cpus in the system
1678c98d5d94SLen Brown  * compute the weighted average
1679c98d5d94SLen Brown  */
1680c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1681c98d5d94SLen Brown 	struct pkg_data *p)
1682c98d5d94SLen Brown {
1683388e9c81SLen Brown 	int i;
1684388e9c81SLen Brown 	struct msr_counter *mp;
1685388e9c81SLen Brown 
1686c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1687c98d5d94SLen Brown 
1688c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1689c98d5d94SLen Brown 
1690d4794f25SYazen Ghannam 	/* Use the global time delta for the average. */
1691d4794f25SYazen Ghannam 	average.threads.tv_delta = tv_delta;
1692d4794f25SYazen Ghannam 
1693c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1694c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1695c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
1696c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1697c98d5d94SLen Brown 
16980de6c0dfSLen Brown 	if (average.threads.irq_count > 9999999)
16990de6c0dfSLen Brown 		sums_need_wide_columns = 1;
17000de6c0dfSLen Brown 
1701c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1702c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1703c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
17040539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1705c98d5d94SLen Brown 
1706a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17070b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
1708a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17090b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
1710a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17110b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
1712a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17130b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
17140b2bb692SLen Brown 
1715c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
17160f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1717c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
17180f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1719c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
17200f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1721c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1722ca58710fSKristen Carlson Accardi 
1723ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1724ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1725ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1726388e9c81SLen Brown 
1727388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1728388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1729388e9c81SLen Brown 			continue;
17300de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
17310de6c0dfSLen Brown 			if (average.threads.counter[i] > 9999999)
17320de6c0dfSLen Brown 				sums_need_wide_columns = 1;
173341618e63SLen Brown 			continue;
17340de6c0dfSLen Brown 		}
1735388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1736388e9c81SLen Brown 	}
1737388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1738388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1739388e9c81SLen Brown 			continue;
17400de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
17410de6c0dfSLen Brown 			if (average.cores.counter[i] > 9999999)
17420de6c0dfSLen Brown 				sums_need_wide_columns = 1;
17430de6c0dfSLen Brown 		}
1744388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1745388e9c81SLen Brown 	}
1746388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1747388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1748388e9c81SLen Brown 			continue;
17490de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
17500de6c0dfSLen Brown 			if (average.packages.counter[i] > 9999999)
17510de6c0dfSLen Brown 				sums_need_wide_columns = 1;
17520de6c0dfSLen Brown 		}
1753388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1754388e9c81SLen Brown 	}
1755c98d5d94SLen Brown }
1756c98d5d94SLen Brown 
1757c98d5d94SLen Brown static unsigned long long rdtsc(void)
1758c98d5d94SLen Brown {
1759c98d5d94SLen Brown 	unsigned int low, high;
1760c98d5d94SLen Brown 
1761c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1762c98d5d94SLen Brown 
1763c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1764c98d5d94SLen Brown }
1765c98d5d94SLen Brown 
1766c98d5d94SLen Brown /*
1767495c7654SLen Brown  * Open a file, and exit on failure
1768495c7654SLen Brown  */
1769495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode)
1770495c7654SLen Brown {
1771495c7654SLen Brown 	FILE *filep = fopen(path, mode);
1772495c7654SLen Brown 
1773495c7654SLen Brown 	if (!filep)
1774495c7654SLen Brown 		err(1, "%s: open failed", path);
1775495c7654SLen Brown 	return filep;
1776495c7654SLen Brown }
1777495c7654SLen Brown /*
1778495c7654SLen Brown  * snapshot_sysfs_counter()
1779495c7654SLen Brown  *
1780495c7654SLen Brown  * return snapshot of given counter
1781495c7654SLen Brown  */
1782495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path)
1783495c7654SLen Brown {
1784495c7654SLen Brown 	FILE *fp;
1785495c7654SLen Brown 	int retval;
1786495c7654SLen Brown 	unsigned long long counter;
1787495c7654SLen Brown 
1788495c7654SLen Brown 	fp = fopen_or_die(path, "r");
1789495c7654SLen Brown 
1790495c7654SLen Brown 	retval = fscanf(fp, "%lld", &counter);
1791495c7654SLen Brown 	if (retval != 1)
1792495c7654SLen Brown 		err(1, "snapshot_sysfs_counter(%s)", path);
1793495c7654SLen Brown 
1794495c7654SLen Brown 	fclose(fp);
1795495c7654SLen Brown 
1796495c7654SLen Brown 	return counter;
1797495c7654SLen Brown }
1798495c7654SLen Brown 
1799495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp)
1800495c7654SLen Brown {
1801495c7654SLen Brown 	if (mp->msr_num != 0) {
1802495c7654SLen Brown 		if (get_msr(cpu, mp->msr_num, counterp))
1803495c7654SLen Brown 			return -1;
1804495c7654SLen Brown 	} else {
180546c27978SLen Brown 		char path[128 + PATH_BYTES];
180641618e63SLen Brown 
180741618e63SLen Brown 		if (mp->flags & SYSFS_PERCPU) {
180841618e63SLen Brown 			sprintf(path, "/sys/devices/system/cpu/cpu%d/%s",
180941618e63SLen Brown 				 cpu, mp->path);
181041618e63SLen Brown 
181141618e63SLen Brown 			*counterp = snapshot_sysfs_counter(path);
181241618e63SLen Brown 		} else {
1813495c7654SLen Brown 			*counterp = snapshot_sysfs_counter(mp->path);
1814495c7654SLen Brown 		}
181541618e63SLen Brown 	}
1816495c7654SLen Brown 
1817495c7654SLen Brown 	return 0;
1818495c7654SLen Brown }
1819495c7654SLen Brown 
18204c2122d4SLen Brown void get_apic_id(struct thread_data *t)
18214c2122d4SLen Brown {
182234041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
182334041551SLen Brown 
182434041551SLen Brown 	if (DO_BIC(BIC_APIC)) {
182534041551SLen Brown 		eax = ebx = ecx = edx = 0;
182634041551SLen Brown 		__cpuid(1, eax, ebx, ecx, edx);
182734041551SLen Brown 
182834041551SLen Brown 		t->apic_id = (ebx >> 24) & 0xff;
182934041551SLen Brown 	}
183034041551SLen Brown 
183134041551SLen Brown 	if (!DO_BIC(BIC_X2APIC))
183234041551SLen Brown 		return;
183334041551SLen Brown 
1834c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine) {
183534041551SLen Brown 		unsigned int topology_extensions;
183634041551SLen Brown 
183734041551SLen Brown 		if (max_extended_level < 0x8000001e)
183834041551SLen Brown 			return;
18394c2122d4SLen Brown 
18404c2122d4SLen Brown 		eax = ebx = ecx = edx = 0;
184134041551SLen Brown 		__cpuid(0x80000001, eax, ebx, ecx, edx);
184234041551SLen Brown 			topology_extensions = ecx & (1 << 22);
184334041551SLen Brown 
184434041551SLen Brown 		if (topology_extensions == 0)
184534041551SLen Brown 			return;
184634041551SLen Brown 
184734041551SLen Brown 		eax = ebx = ecx = edx = 0;
184834041551SLen Brown 		__cpuid(0x8000001e, eax, ebx, ecx, edx);
184934041551SLen Brown 
185034041551SLen Brown 		t->x2apic_id = eax;
185134041551SLen Brown 		return;
185234041551SLen Brown 	}
18534c2122d4SLen Brown 
18544c2122d4SLen Brown 	if (!genuine_intel)
18554c2122d4SLen Brown 		return;
18564c2122d4SLen Brown 
18574c2122d4SLen Brown 	if (max_level < 0xb)
18584c2122d4SLen Brown 		return;
18594c2122d4SLen Brown 
18604c2122d4SLen Brown 	ecx = 0;
18614c2122d4SLen Brown 	__cpuid(0xb, eax, ebx, ecx, edx);
18624c2122d4SLen Brown 	t->x2apic_id = edx;
18634c2122d4SLen Brown 
186434041551SLen Brown 	if (debug && (t->apic_id != (t->x2apic_id & 0xff)))
186534041551SLen Brown 		fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n",
186634041551SLen Brown 				t->cpu_id, t->apic_id, t->x2apic_id);
18674c2122d4SLen Brown }
18684c2122d4SLen Brown 
1869495c7654SLen Brown /*
1870c98d5d94SLen Brown  * get_counters(...)
1871c98d5d94SLen Brown  * migrate to cpu
1872c98d5d94SLen Brown  * acquire and record local counters for that cpu
1873c98d5d94SLen Brown  */
1874c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1875c98d5d94SLen Brown {
1876c98d5d94SLen Brown 	int cpu = t->cpu_id;
1877889facbeSLen Brown 	unsigned long long msr;
18780102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1879388e9c81SLen Brown 	struct msr_counter *mp;
1880388e9c81SLen Brown 	int i;
1881c98d5d94SLen Brown 
1882e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
1883b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
188415aaa346SLen Brown 		return -1;
1885e52966c0SLen Brown 	}
188615aaa346SLen Brown 
1887d4794f25SYazen Ghannam 	gettimeofday(&t->tv_begin, (struct timezone *)NULL);
1888d4794f25SYazen Ghannam 
18894c2122d4SLen Brown 	if (first_counter_read)
18904c2122d4SLen Brown 		get_apic_id(t);
18910102b067SLen Brown retry:
1892c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
189315aaa346SLen Brown 
18941e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
18951e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
18960102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
18970102b067SLen Brown 
18980102b067SLen Brown 		/*
18990102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
19000102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
19010102b067SLen Brown 		 *
19020102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
19030102b067SLen Brown 		 * individual system call, so delays may occur
19040102b067SLen Brown 		 * between them.  If the time to read them
19050102b067SLen Brown 		 * varies by a large amount, we re-read them.
19060102b067SLen Brown 		 */
19070102b067SLen Brown 
19080102b067SLen Brown 		/*
19090102b067SLen Brown 		 * This initial dummy APERF read has been seen to
19100102b067SLen Brown 		 * reduce jitter in the subsequent reads.
19110102b067SLen Brown 		 */
19120102b067SLen Brown 
19139c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
1914c98d5d94SLen Brown 			return -3;
19150102b067SLen Brown 
19160102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
19170102b067SLen Brown 
19180102b067SLen Brown 		tsc_before = t->tsc;
19190102b067SLen Brown 
19200102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
19210102b067SLen Brown 			return -3;
19220102b067SLen Brown 
19230102b067SLen Brown 		tsc_between = rdtsc();
19240102b067SLen Brown 
19259c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
1926c98d5d94SLen Brown 			return -4;
19270102b067SLen Brown 
19280102b067SLen Brown 		tsc_after = rdtsc();
19290102b067SLen Brown 
19300102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
19310102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
19320102b067SLen Brown 
19330102b067SLen Brown 		/*
19340102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
19350102b067SLen Brown 		 * differ by more than 2x, then try again.
19360102b067SLen Brown 		 */
19370102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
19380102b067SLen Brown 			aperf_mperf_retry_count++;
19390102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
19400102b067SLen Brown 				goto retry;
19410102b067SLen Brown 			else
19420102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
19430102b067SLen Brown 					cpu, aperf_time, mperf_time);
19440102b067SLen Brown 		}
19450102b067SLen Brown 		aperf_mperf_retry_count = 0;
19460102b067SLen Brown 
1947b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
1948b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
194988c3281fSLen Brown 	}
195088c3281fSLen Brown 
1951812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1952562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
1953812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
19541ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
19551ed51011SLen Brown 			return -5;
19561ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
19571ed51011SLen Brown 	}
19580539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
1959144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
1960144b44b1SLen Brown 			return -6;
1961144b44b1SLen Brown 	}
1962144b44b1SLen Brown 
1963388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1964495c7654SLen Brown 		if (get_mp(cpu, mp, &t->counter[i]))
1965388e9c81SLen Brown 			return -10;
1966388e9c81SLen Brown 	}
1967388e9c81SLen Brown 
1968c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
1969c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1970f4fdf2b4SLen Brown 		goto done;
1971c98d5d94SLen Brown 
19721e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c3) || soft_c1_residency_display(BIC_CPU_c3)) {
1973c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
1974c98d5d94SLen Brown 			return -6;
1975144b44b1SLen Brown 	}
1976144b44b1SLen Brown 
19771e9042b9SSrinivas Pandruvada 	if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
1978c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
1979c98d5d94SLen Brown 			return -7;
19801e9042b9SSrinivas Pandruvada 	} else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
1981fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
1982fb5d4327SDasaratharaman Chandramouli 			return -7;
1983103a8feaSLen Brown 	}
198415aaa346SLen Brown 
19851e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7))
1986c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
1987c98d5d94SLen Brown 			return -8;
1988c98d5d94SLen Brown 
19890539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
19900539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
19910539ba11SLen Brown 			return -8;
19920539ba11SLen Brown 
1993812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
1994889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
1995889facbeSLen Brown 			return -9;
1996889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
1997889facbeSLen Brown 	}
1998889facbeSLen Brown 
19999392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
20009392bd98SCalvin Walton 		if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr))
20019392bd98SCalvin Walton 			return -14;
20029392bd98SCalvin Walton 		c->core_energy = msr & 0xFFFFFFFF;
20039392bd98SCalvin Walton 	}
20049392bd98SCalvin Walton 
2005388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
2006495c7654SLen Brown 		if (get_mp(cpu, mp, &c->counter[i]))
2007388e9c81SLen Brown 			return -10;
2008388e9c81SLen Brown 	}
2009889facbeSLen Brown 
2010c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
2011c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2012f4fdf2b4SLen Brown 		goto done;
201315aaa346SLen Brown 
2014a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0)) {
20150b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
20160b2bb692SLen Brown 			return -10;
2017a99d8730SLen Brown 	}
2018a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0)) {
20190b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
20200b2bb692SLen Brown 			return -11;
2021a99d8730SLen Brown 	}
2022a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0)) {
20230b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
20240b2bb692SLen Brown 			return -12;
2025a99d8730SLen Brown 	}
2026a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX)) {
20270b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
20280b2bb692SLen Brown 			return -13;
20290b2bb692SLen Brown 	}
20300f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
2031c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
2032c98d5d94SLen Brown 			return -9;
20330f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6)) {
20340539ba11SLen Brown 		if (do_slm_cstates) {
20350539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
20360539ba11SLen Brown 				return -10;
20370539ba11SLen Brown 		} else {
2038c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
2039c98d5d94SLen Brown 				return -10;
20400539ba11SLen Brown 		}
20410539ba11SLen Brown 	}
20420539ba11SLen Brown 
20430f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
2044c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
2045c98d5d94SLen Brown 			return -11;
20460f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
2047c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
2048c98d5d94SLen Brown 			return -12;
20490f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
2050ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
2051ca58710fSKristen Carlson Accardi 			return -13;
20520f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
2053ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
2054ca58710fSKristen Carlson Accardi 			return -13;
20550f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
2056ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
2057ca58710fSKristen Carlson Accardi 			return -13;
20580f47c08dSLen Brown 
2059be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
2060be0e54c4SLen Brown 		p->cpu_lpi = cpuidle_cur_cpu_lpi_us;
2061be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
2062be0e54c4SLen Brown 		p->sys_lpi = cpuidle_cur_sys_lpi_us;
2063be0e54c4SLen Brown 
2064889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
2065*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STATUS, &msr))
2066889facbeSLen Brown 			return -13;
2067*9972d5d8SChen Yu 		p->energy_pkg = msr;
2068889facbeSLen Brown 	}
20699148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
2070*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP0_ENERGY_STATUS, &msr))
2071889facbeSLen Brown 			return -14;
2072*9972d5d8SChen Yu 		p->energy_cores = msr;
2073889facbeSLen Brown 	}
2074889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
2075*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
2076889facbeSLen Brown 			return -15;
2077*9972d5d8SChen Yu 		p->energy_dram = msr;
2078889facbeSLen Brown 	}
2079889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
2080*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP1_ENERGY_STATUS, &msr))
2081889facbeSLen Brown 			return -16;
2082*9972d5d8SChen Yu 		p->energy_gfx = msr;
2083889facbeSLen Brown 	}
2084889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
2085*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_PERF_STATUS, &msr))
2086889facbeSLen Brown 			return -16;
2087*9972d5d8SChen Yu 		p->rapl_pkg_perf_status = msr;
2088889facbeSLen Brown 	}
2089889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
2090*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_PERF_STATUS, &msr))
2091889facbeSLen Brown 			return -16;
2092*9972d5d8SChen Yu 		p->rapl_dram_perf_status = msr;
2093889facbeSLen Brown 	}
20943316f99aSCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
2095*9972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STAT, &msr))
20963316f99aSCalvin Walton 			return -13;
2097*9972d5d8SChen Yu 		p->energy_pkg = msr;
20983316f99aSCalvin Walton 	}
2099812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
2100889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
2101889facbeSLen Brown 			return -17;
2102889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2103889facbeSLen Brown 	}
2104fdf676e5SLen Brown 
2105812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2106fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
2107fdf676e5SLen Brown 
2108812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
210927d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
211027d47356SLen Brown 
2111388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
2112495c7654SLen Brown 		if (get_mp(cpu, mp, &p->counter[i]))
2113388e9c81SLen Brown 			return -10;
2114388e9c81SLen Brown 	}
2115f4fdf2b4SLen Brown done:
2116f4fdf2b4SLen Brown 	gettimeofday(&t->tv_end, (struct timezone *)NULL);
2117388e9c81SLen Brown 
211815aaa346SLen Brown 	return 0;
2119103a8feaSLen Brown }
2120103a8feaSLen Brown 
2121ee7e38e3SLen Brown /*
2122ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
2123ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
2124ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
2125ee7e38e3SLen Brown  */
2126ee7e38e3SLen Brown 
2127ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
2128ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
2129ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
2130ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
2131ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
2132ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
2133ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
2134ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
2135ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
2136ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
2137ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
2138ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
21390b2bb692SLen Brown #define PCL__8 12 /* PC8 */
21400b2bb692SLen Brown #define PCL__9 13 /* PC9 */
2141445640a5SLen Brown #define PCL_10 14 /* PC10 */
2142445640a5SLen Brown #define PCLUNL 15 /* Unlimited */
2143ee7e38e3SLen Brown 
2144ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
2145ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
2146445640a5SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"};
2147ee7e38e3SLen Brown 
2148e9257f5fSLen 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};
2149e9257f5fSLen 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};
2150e9257f5fSLen 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};
21510539ba11SLen 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};
2152f2642888SLen 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};
2153e9257f5fSLen 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};
2154445640a5SLen 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};
21552085e124SArtem 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};
2156ee7e38e3SLen Brown 
2157a2b7b749SLen Brown 
2158a2b7b749SLen Brown static void
2159a2b7b749SLen Brown calculate_tsc_tweak()
2160a2b7b749SLen Brown {
2161a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
2162a2b7b749SLen Brown }
2163a2b7b749SLen Brown 
2164fcd17211SLen Brown static void
2165fcd17211SLen Brown dump_nhm_platform_info(void)
2166103a8feaSLen Brown {
2167103a8feaSLen Brown 	unsigned long long msr;
2168103a8feaSLen Brown 	unsigned int ratio;
2169103a8feaSLen Brown 
2170ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
2171103a8feaSLen Brown 
2172b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
21736574a5d5SLen Brown 
2174103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
2175710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
2176103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2177103a8feaSLen Brown 
2178103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
2179710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
2180103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2181103a8feaSLen Brown 
21827ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
2183b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
2184bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
218567920418SLen Brown 
2186fcd17211SLen Brown 	return;
2187fcd17211SLen Brown }
2188fcd17211SLen Brown 
2189fcd17211SLen Brown static void
2190fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
2191fcd17211SLen Brown {
2192fcd17211SLen Brown 	unsigned long long msr;
2193fcd17211SLen Brown 	unsigned int ratio;
2194fcd17211SLen Brown 
21957ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
2196fcd17211SLen Brown 
2197b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
2198fcd17211SLen Brown 
2199fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
2200fcd17211SLen Brown 	if (ratio)
2201710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
2202fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2203fcd17211SLen Brown 
2204fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
2205fcd17211SLen Brown 	if (ratio)
2206710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
2207fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2208fcd17211SLen Brown 	return;
2209fcd17211SLen Brown }
2210fcd17211SLen Brown 
2211fcd17211SLen Brown static void
2212fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
2213fcd17211SLen Brown {
2214fcd17211SLen Brown 	unsigned long long msr;
2215fcd17211SLen Brown 	unsigned int ratio;
22166574a5d5SLen Brown 
22177ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
22186574a5d5SLen Brown 
2219b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
22206574a5d5SLen Brown 
22216574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
22226574a5d5SLen Brown 	if (ratio)
2223710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
22246574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22256574a5d5SLen Brown 
22266574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
22276574a5d5SLen Brown 	if (ratio)
2228710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
22296574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22306574a5d5SLen Brown 
22316574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
22326574a5d5SLen Brown 	if (ratio)
2233710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
22346574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22356574a5d5SLen Brown 
22366574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
22376574a5d5SLen Brown 	if (ratio)
2238710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
22396574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22406574a5d5SLen Brown 
22416574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
22426574a5d5SLen Brown 	if (ratio)
2243710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
22446574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22456574a5d5SLen Brown 
22466574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
22476574a5d5SLen Brown 	if (ratio)
2248710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
22496574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22506574a5d5SLen Brown 
22516574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
22526574a5d5SLen Brown 	if (ratio)
2253710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
22546574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22556574a5d5SLen Brown 
22566574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
22576574a5d5SLen Brown 	if (ratio)
2258710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
22596574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
2260103a8feaSLen Brown 	return;
2261fcd17211SLen Brown }
226231e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model)
226331e07522SLen Brown {
226431e07522SLen Brown 
226531e07522SLen Brown 	if (!genuine_intel)
226631e07522SLen Brown 		return 0;
226731e07522SLen Brown 
226831e07522SLen Brown 	switch (model) {
226931e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
227031e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
22715ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
227231e07522SLen Brown 		return 1;
227331e07522SLen Brown 	}
227431e07522SLen Brown 	return 0;
227531e07522SLen Brown }
2276fcd17211SLen Brown 
2277fcd17211SLen Brown static void
227831e07522SLen Brown dump_turbo_ratio_limits(int family, int model)
2279fcd17211SLen Brown {
228031e07522SLen Brown 	unsigned long long msr, core_counts;
228131e07522SLen Brown 	unsigned int ratio, group_size;
2282103a8feaSLen Brown 
22837ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2284b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
22856574a5d5SLen Brown 
228631e07522SLen Brown 	if (has_turbo_ratio_group_limits(family, model)) {
228731e07522SLen Brown 		get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts);
228831e07522SLen Brown 		fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts);
228931e07522SLen Brown 	} else {
229031e07522SLen Brown 		core_counts = 0x0807060504030201;
229131e07522SLen Brown 	}
229231e07522SLen Brown 
22936574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
229431e07522SLen Brown 	group_size = (core_counts >> 56) & 0xFF;
22956574a5d5SLen Brown 	if (ratio)
229631e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
229731e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
22986574a5d5SLen Brown 
22996574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
230031e07522SLen Brown 	group_size = (core_counts >> 48) & 0xFF;
23016574a5d5SLen Brown 	if (ratio)
230231e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
230331e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
23046574a5d5SLen Brown 
23056574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
230631e07522SLen Brown 	group_size = (core_counts >> 40) & 0xFF;
23076574a5d5SLen Brown 	if (ratio)
230831e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
230931e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
23106574a5d5SLen Brown 
23116574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
231231e07522SLen Brown 	group_size = (core_counts >> 32) & 0xFF;
23136574a5d5SLen Brown 	if (ratio)
231431e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
231531e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
23166574a5d5SLen Brown 
2317103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
231831e07522SLen Brown 	group_size = (core_counts >> 24) & 0xFF;
2319103a8feaSLen Brown 	if (ratio)
232031e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
232131e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2322103a8feaSLen Brown 
2323103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
232431e07522SLen Brown 	group_size = (core_counts >> 16) & 0xFF;
2325103a8feaSLen Brown 	if (ratio)
232631e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
232731e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2328103a8feaSLen Brown 
2329103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
233031e07522SLen Brown 	group_size = (core_counts >> 8) & 0xFF;
2331103a8feaSLen Brown 	if (ratio)
233231e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
233331e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2334103a8feaSLen Brown 
2335103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
233631e07522SLen Brown 	group_size = (core_counts >> 0) & 0xFF;
2337103a8feaSLen Brown 	if (ratio)
233831e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
233931e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2340fcd17211SLen Brown 	return;
2341fcd17211SLen Brown }
23423a9a941dSLen Brown 
2343fcd17211SLen Brown static void
23440f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
23450f7887c4SLen Brown {
23460f7887c4SLen Brown 	unsigned long long msr;
23470f7887c4SLen Brown 	unsigned int ratio;
23480f7887c4SLen Brown 
23490f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
23500f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
23510f7887c4SLen Brown 
23520f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
23530f7887c4SLen Brown 	if (ratio)
23540f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
23550f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23560f7887c4SLen Brown 
23570f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
23580f7887c4SLen Brown 	if (ratio)
23590f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
23600f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23610f7887c4SLen Brown 
23620f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
23630f7887c4SLen Brown 	if (ratio)
23640f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
23650f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23660f7887c4SLen Brown 
23670f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
23680f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
23690f7887c4SLen Brown 
23700f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
23710f7887c4SLen Brown 	if (ratio)
23720f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
23730f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23740f7887c4SLen Brown 
23750f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
23760f7887c4SLen Brown 	if (ratio)
23770f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
23780f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23790f7887c4SLen Brown 
23800f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
23810f7887c4SLen Brown 	if (ratio)
23820f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
23830f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23840f7887c4SLen Brown 
23850f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
23860f7887c4SLen Brown 	if (ratio)
23870f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
23880f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23890f7887c4SLen Brown }
23900f7887c4SLen Brown 
23910f7887c4SLen Brown static void
2392fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
2393fb5d4327SDasaratharaman Chandramouli {
2394cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
2395cbf97abaSHubert Chrzaniuk 
2396fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
2397cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
2398cbf97abaSHubert Chrzaniuk 	int i, b_nr;
2399cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
2400cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
2401fb5d4327SDasaratharaman Chandramouli 
2402ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2403fb5d4327SDasaratharaman Chandramouli 
2404b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
2405bfae2052SLen Brown 		base_cpu, msr);
2406fb5d4327SDasaratharaman Chandramouli 
2407fb5d4327SDasaratharaman Chandramouli 	/**
2408fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
2409cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
2410cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
2411fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
2412fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
2413fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
2414fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
2415fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
2416fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
2417fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
2418fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
2419fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
2420fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
2421fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
2422fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
2423fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
2424fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
2425fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
2426fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
2427fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
2428fb5d4327SDasaratharaman Chandramouli 	 */
2429fb5d4327SDasaratharaman Chandramouli 
2430cbf97abaSHubert Chrzaniuk 	b_nr = 0;
2431cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
2432cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
2433cbf97abaSHubert Chrzaniuk 
2434cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
2435fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
2436cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
2437fb5d4327SDasaratharaman Chandramouli 
2438cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
2439cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
2440cbf97abaSHubert Chrzaniuk 		b_nr++;
2441fb5d4327SDasaratharaman Chandramouli 	}
2442cbf97abaSHubert Chrzaniuk 
2443cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
2444cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
2445b7d8c148SLen Brown 			fprintf(outf,
2446710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
2447cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
2448fb5d4327SDasaratharaman Chandramouli }
2449fb5d4327SDasaratharaman Chandramouli 
2450fb5d4327SDasaratharaman Chandramouli static void
2451fcd17211SLen Brown dump_nhm_cst_cfg(void)
2452fcd17211SLen Brown {
2453fcd17211SLen Brown 	unsigned long long msr;
2454fcd17211SLen Brown 
24551df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2456fcd17211SLen Brown 
24571df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
2458fcd17211SLen Brown 
24593e8b62bfSArtem Bityutskiy 	fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)",
2460fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
2461fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
2462fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
2463fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
2464fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
24656c34f160SLen Brown 		(unsigned int)msr & 0xF,
2466fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
2467ac980e13SArtem Bityutskiy 
2468ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION		(1UL << 16)
2469ac980e13SArtem Bityutskiy 	if (has_automatic_cstate_conversion) {
2470ac980e13SArtem Bityutskiy 		fprintf(outf, ", automatic c-state conversion=%s",
2471ac980e13SArtem Bityutskiy 			(msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off");
2472ac980e13SArtem Bityutskiy 	}
2473ac980e13SArtem Bityutskiy 
2474ac980e13SArtem Bityutskiy 	fprintf(outf, ")\n");
2475ac980e13SArtem Bityutskiy 
2476fcd17211SLen Brown 	return;
2477103a8feaSLen Brown }
2478103a8feaSLen Brown 
24796fb3143bSLen Brown static void
24806fb3143bSLen Brown dump_config_tdp(void)
24816fb3143bSLen Brown {
24826fb3143bSLen Brown 	unsigned long long msr;
24836fb3143bSLen Brown 
24846fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
2485b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
2486685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
24876fb3143bSLen Brown 
24886fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
2489b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
24906fb3143bSLen Brown 	if (msr) {
2491685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2492685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2493685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2494685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
24956fb3143bSLen Brown 	}
2496b7d8c148SLen Brown 	fprintf(outf, ")\n");
24976fb3143bSLen Brown 
24986fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
2499b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
25006fb3143bSLen Brown 	if (msr) {
2501685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2502685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2503685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2504685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
25056fb3143bSLen Brown 	}
2506b7d8c148SLen Brown 	fprintf(outf, ")\n");
25076fb3143bSLen Brown 
25086fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
2509b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
25106fb3143bSLen Brown 	if ((msr) & 0x3)
2511b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
2512b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2513b7d8c148SLen Brown 	fprintf(outf, ")\n");
25146fb3143bSLen Brown 
25156fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
2516b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
2517685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
2518b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2519b7d8c148SLen Brown 	fprintf(outf, ")\n");
25206fb3143bSLen Brown }
25215a63426eSLen Brown 
25225a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
25235a63426eSLen Brown 
25245a63426eSLen Brown void print_irtl(void)
25255a63426eSLen Brown {
25265a63426eSLen Brown 	unsigned long long msr;
25275a63426eSLen Brown 
25285a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
25295a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr);
25305a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25315a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25325a63426eSLen Brown 
25335a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC6_IRTL, &msr);
25345a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr);
25355a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25365a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25375a63426eSLen Brown 
25385a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC7_IRTL, &msr);
25395a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr);
25405a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25415a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25425a63426eSLen Brown 
25435a63426eSLen Brown 	if (!do_irtl_hsw)
25445a63426eSLen Brown 		return;
25455a63426eSLen Brown 
25465a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
25475a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
25485a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25495a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25505a63426eSLen Brown 
25515a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
25525a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
25535a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25545a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25555a63426eSLen Brown 
25565a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
25575a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
25585a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25595a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25605a63426eSLen Brown 
25615a63426eSLen Brown }
256236229897SLen Brown void free_fd_percpu(void)
256336229897SLen Brown {
256436229897SLen Brown 	int i;
256536229897SLen Brown 
256601a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
256736229897SLen Brown 		if (fd_percpu[i] != 0)
256836229897SLen Brown 			close(fd_percpu[i]);
256936229897SLen Brown 	}
257036229897SLen Brown 
257136229897SLen Brown 	free(fd_percpu);
25726fb3143bSLen Brown }
25736fb3143bSLen Brown 
2574c98d5d94SLen Brown void free_all_buffers(void)
2575103a8feaSLen Brown {
25760e2d8f05SLen Brown 	int i;
25770e2d8f05SLen Brown 
2578c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
2579c98d5d94SLen Brown 	cpu_present_set = NULL;
258036229897SLen Brown 	cpu_present_setsize = 0;
2581103a8feaSLen Brown 
2582c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
2583c98d5d94SLen Brown 	cpu_affinity_set = NULL;
2584c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
2585103a8feaSLen Brown 
2586c98d5d94SLen Brown 	free(thread_even);
2587c98d5d94SLen Brown 	free(core_even);
2588c98d5d94SLen Brown 	free(package_even);
2589103a8feaSLen Brown 
2590c98d5d94SLen Brown 	thread_even = NULL;
2591c98d5d94SLen Brown 	core_even = NULL;
2592c98d5d94SLen Brown 	package_even = NULL;
2593103a8feaSLen Brown 
2594c98d5d94SLen Brown 	free(thread_odd);
2595c98d5d94SLen Brown 	free(core_odd);
2596c98d5d94SLen Brown 	free(package_odd);
2597103a8feaSLen Brown 
2598c98d5d94SLen Brown 	thread_odd = NULL;
2599c98d5d94SLen Brown 	core_odd = NULL;
2600c98d5d94SLen Brown 	package_odd = NULL;
2601103a8feaSLen Brown 
2602c98d5d94SLen Brown 	free(output_buffer);
2603c98d5d94SLen Brown 	output_buffer = NULL;
2604c98d5d94SLen Brown 	outp = NULL;
260536229897SLen Brown 
260636229897SLen Brown 	free_fd_percpu();
2607562a2d37SLen Brown 
2608562a2d37SLen Brown 	free(irq_column_2_cpu);
2609562a2d37SLen Brown 	free(irqs_per_cpu);
26100e2d8f05SLen Brown 
26110e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
26120e2d8f05SLen Brown 		if (cpus[i].put_ids)
26130e2d8f05SLen Brown 			CPU_FREE(cpus[i].put_ids);
26140e2d8f05SLen Brown 	}
26150e2d8f05SLen Brown 	free(cpus);
2616103a8feaSLen Brown }
2617103a8feaSLen Brown 
261857a42a34SJosh Triplett 
261957a42a34SJosh Triplett /*
262095aebc44SJosh Triplett  * Parse a file containing a single int.
26216de68fe1SLen Brown  * Return 0 if file can not be opened
26226de68fe1SLen Brown  * Exit if file can be opened, but can not be parsed
262395aebc44SJosh Triplett  */
262495aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
262595aebc44SJosh Triplett {
262695aebc44SJosh Triplett 	va_list args;
262795aebc44SJosh Triplett 	char path[PATH_MAX];
262895aebc44SJosh Triplett 	FILE *filep;
262995aebc44SJosh Triplett 	int value;
263095aebc44SJosh Triplett 
263195aebc44SJosh Triplett 	va_start(args, fmt);
263295aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
263395aebc44SJosh Triplett 	va_end(args);
26346de68fe1SLen Brown 	filep = fopen(path, "r");
26356de68fe1SLen Brown 	if (!filep)
26366de68fe1SLen Brown 		return 0;
2637b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2638b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
263995aebc44SJosh Triplett 	fclose(filep);
264095aebc44SJosh Triplett 	return value;
264195aebc44SJosh Triplett }
264295aebc44SJosh Triplett 
264395aebc44SJosh Triplett /*
2644c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2645c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2646c98d5d94SLen Brown  */
2647c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2648c98d5d94SLen Brown {
264995aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2650103a8feaSLen Brown }
2651103a8feaSLen Brown 
2652103a8feaSLen Brown int get_physical_package_id(int cpu)
2653103a8feaSLen Brown {
265495aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2655103a8feaSLen Brown }
2656103a8feaSLen Brown 
26576de68fe1SLen Brown int get_die_id(int cpu)
26586de68fe1SLen Brown {
26596de68fe1SLen Brown 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu);
26606de68fe1SLen Brown }
26616de68fe1SLen Brown 
2662103a8feaSLen Brown int get_core_id(int cpu)
2663103a8feaSLen Brown {
266495aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2665103a8feaSLen Brown }
2666103a8feaSLen Brown 
2667ef605741SPrarit Bhargava void set_node_data(void)
2668ef605741SPrarit Bhargava {
26692ffbb224SPrarit Bhargava 	int pkg, node, lnode, cpu, cpux;
26702ffbb224SPrarit Bhargava 	int cpu_count;
2671ef605741SPrarit Bhargava 
26722ffbb224SPrarit Bhargava 	/* initialize logical_node_id */
26732ffbb224SPrarit Bhargava 	for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu)
26742ffbb224SPrarit Bhargava 		cpus[cpu].logical_node_id = -1;
2675ef605741SPrarit Bhargava 
26762ffbb224SPrarit Bhargava 	cpu_count = 0;
26772ffbb224SPrarit Bhargava 	for (pkg = 0; pkg < topo.num_packages; pkg++) {
26782ffbb224SPrarit Bhargava 		lnode = 0;
26792ffbb224SPrarit Bhargava 		for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) {
26802ffbb224SPrarit Bhargava 			if (cpus[cpu].physical_package_id != pkg)
2681ef605741SPrarit Bhargava 				continue;
26822ffbb224SPrarit Bhargava 			/* find a cpu with an unset logical_node_id */
26832ffbb224SPrarit Bhargava 			if (cpus[cpu].logical_node_id != -1)
26842ffbb224SPrarit Bhargava 				continue;
26852ffbb224SPrarit Bhargava 			cpus[cpu].logical_node_id = lnode;
2686ef605741SPrarit Bhargava 			node = cpus[cpu].physical_node_id;
26872ffbb224SPrarit Bhargava 			cpu_count++;
26882ffbb224SPrarit Bhargava 			/*
26892ffbb224SPrarit Bhargava 			 * find all matching cpus on this pkg and set
26902ffbb224SPrarit Bhargava 			 * the logical_node_id
26912ffbb224SPrarit Bhargava 			 */
26922ffbb224SPrarit Bhargava 			for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) {
26932ffbb224SPrarit Bhargava 				if ((cpus[cpux].physical_package_id == pkg) &&
26942ffbb224SPrarit Bhargava 				   (cpus[cpux].physical_node_id == node)) {
26952ffbb224SPrarit Bhargava 					cpus[cpux].logical_node_id = lnode;
26962ffbb224SPrarit Bhargava 					cpu_count++;
2697ef605741SPrarit Bhargava 				}
26982ffbb224SPrarit Bhargava 			}
26992ffbb224SPrarit Bhargava 			lnode++;
27002ffbb224SPrarit Bhargava 			if (lnode > topo.nodes_per_pkg)
27012ffbb224SPrarit Bhargava 				topo.nodes_per_pkg = lnode;
27022ffbb224SPrarit Bhargava 		}
27032ffbb224SPrarit Bhargava 		if (cpu_count >= topo.max_cpu_num)
27042ffbb224SPrarit Bhargava 			break;
27052ffbb224SPrarit Bhargava 	}
2706ef605741SPrarit Bhargava }
2707ef605741SPrarit Bhargava 
2708ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu)
2709c98d5d94SLen Brown {
2710c98d5d94SLen Brown 	char path[80];
2711c98d5d94SLen Brown 	FILE *filep;
27120e2d8f05SLen Brown 	int i;
27130e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
2714c98d5d94SLen Brown 
27150e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; i++) {
27160e2d8f05SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist",
27170e2d8f05SLen Brown 			cpu, i);
27180e2d8f05SLen Brown 		filep = fopen(path, "r");
27190e2d8f05SLen Brown 		if (!filep)
27200e2d8f05SLen Brown 			continue;
27210e2d8f05SLen Brown 		fclose(filep);
27220e2d8f05SLen Brown 		return i;
27230e2d8f05SLen Brown 	}
27240e2d8f05SLen Brown 	return -1;
2725e275b388SDasaratharaman Chandramouli }
2726c98d5d94SLen Brown 
27270e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu)
27280e2d8f05SLen Brown {
27290e2d8f05SLen Brown 	char path[80], character;
27300e2d8f05SLen Brown 	FILE *filep;
27310e2d8f05SLen Brown 	unsigned long map;
27328cb48b32SPrarit Bhargava 	int so, shift, sib_core;
27330e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
27340e2d8f05SLen Brown 	int offset = topo.max_cpu_num + 1;
27350e2d8f05SLen Brown 	size_t size;
27368cb48b32SPrarit Bhargava 	int thread_id = 0;
27370e2d8f05SLen Brown 
27380e2d8f05SLen Brown 	thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1));
27398cb48b32SPrarit Bhargava 	if (thiscpu->thread_id < 0)
27408cb48b32SPrarit Bhargava 		thiscpu->thread_id = thread_id++;
27410e2d8f05SLen Brown 	if (!thiscpu->put_ids)
27420e2d8f05SLen Brown 		return -1;
27430e2d8f05SLen Brown 
27440e2d8f05SLen Brown 	size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
27450e2d8f05SLen Brown 	CPU_ZERO_S(size, thiscpu->put_ids);
27460e2d8f05SLen Brown 
27470e2d8f05SLen Brown 	sprintf(path,
27480e2d8f05SLen Brown 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu);
27490e2d8f05SLen Brown 	filep = fopen_or_die(path, "r");
27500e2d8f05SLen Brown 	do {
27510e2d8f05SLen Brown 		offset -= BITMASK_SIZE;
27528173c336SBen Hutchings 		if (fscanf(filep, "%lx%c", &map, &character) != 2)
27538173c336SBen Hutchings 			err(1, "%s: failed to parse file", path);
27540e2d8f05SLen Brown 		for (shift = 0; shift < BITMASK_SIZE; shift++) {
27550e2d8f05SLen Brown 			if ((map >> shift) & 0x1) {
27568cb48b32SPrarit Bhargava 				so = shift + offset;
27578cb48b32SPrarit Bhargava 				sib_core = get_core_id(so);
27588cb48b32SPrarit Bhargava 				if (sib_core == thiscpu->physical_core_id) {
27598cb48b32SPrarit Bhargava 					CPU_SET_S(so, size, thiscpu->put_ids);
27608cb48b32SPrarit Bhargava 					if ((so != cpu) &&
27618cb48b32SPrarit Bhargava 					    (cpus[so].thread_id < 0))
27628cb48b32SPrarit Bhargava 						cpus[so].thread_id =
27638cb48b32SPrarit Bhargava 								    thread_id++;
27648cb48b32SPrarit Bhargava 				}
27650e2d8f05SLen Brown 			}
27660e2d8f05SLen Brown 		}
27670e2d8f05SLen Brown 	} while (!strncmp(&character, ",", 1));
2768c98d5d94SLen Brown 	fclose(filep);
27690e2d8f05SLen Brown 
27700e2d8f05SLen Brown 	return CPU_COUNT_S(size, thiscpu->put_ids);
2771c98d5d94SLen Brown }
2772c98d5d94SLen Brown 
2773c98d5d94SLen Brown /*
2774c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2775c98d5d94SLen Brown  * skip non-present cpus
2776103a8feaSLen Brown  */
2777103a8feaSLen Brown 
2778c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2779c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2780c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2781c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2782c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2783c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2784c98d5d94SLen Brown {
278540f5cfe7SPrarit Bhargava 	int retval, pkg_no, node_no, core_no, thread_no;
2786c98d5d94SLen Brown 
2787c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
278840f5cfe7SPrarit Bhargava 		for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) {
278940f5cfe7SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node;
279040f5cfe7SPrarit Bhargava 			     ++core_no) {
2791c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
279270a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
2793c98d5d94SLen Brown 					struct thread_data *t, *t2;
2794c98d5d94SLen Brown 					struct core_data *c, *c2;
2795c98d5d94SLen Brown 					struct pkg_data *p, *p2;
2796c98d5d94SLen Brown 
279740f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
279840f5cfe7SPrarit Bhargava 						       core_no, node_no,
279940f5cfe7SPrarit Bhargava 						       pkg_no);
2800c98d5d94SLen Brown 
2801c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
2802c98d5d94SLen Brown 						continue;
2803c98d5d94SLen Brown 
280440f5cfe7SPrarit Bhargava 					t2 = GET_THREAD(thread_base2, thread_no,
280540f5cfe7SPrarit Bhargava 							core_no, node_no,
280640f5cfe7SPrarit Bhargava 							pkg_no);
2807c98d5d94SLen Brown 
280840f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
280940f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
281040f5cfe7SPrarit Bhargava 					c2 = GET_CORE(core_base2, core_no,
281140f5cfe7SPrarit Bhargava 						      node_no,
281240f5cfe7SPrarit Bhargava 						      pkg_no);
2813c98d5d94SLen Brown 
2814c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
2815c98d5d94SLen Brown 					p2 = GET_PKG(pkg_base2, pkg_no);
2816c98d5d94SLen Brown 
2817c98d5d94SLen Brown 					retval = func(t, c, p, t2, c2, p2);
2818c98d5d94SLen Brown 					if (retval)
2819c98d5d94SLen Brown 						return retval;
2820c98d5d94SLen Brown 				}
2821c98d5d94SLen Brown 			}
2822c98d5d94SLen Brown 		}
282340f5cfe7SPrarit Bhargava 	}
2824c98d5d94SLen Brown 	return 0;
2825c98d5d94SLen Brown }
2826c98d5d94SLen Brown 
2827c98d5d94SLen Brown /*
2828c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2829c98d5d94SLen Brown  * return max_cpu number
2830c98d5d94SLen Brown  */
2831c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2832103a8feaSLen Brown {
2833103a8feaSLen Brown 	FILE *fp;
2834c98d5d94SLen Brown 	int cpu_num;
2835103a8feaSLen Brown 	int retval;
2836103a8feaSLen Brown 
283757a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2838103a8feaSLen Brown 
2839103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2840b2c95d90SJosh Triplett 	if (retval != 0)
2841b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2842103a8feaSLen Brown 
2843c98d5d94SLen Brown 	while (1) {
2844c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2845103a8feaSLen Brown 		if (retval != 1)
2846103a8feaSLen Brown 			break;
2847103a8feaSLen Brown 
2848c98d5d94SLen Brown 		retval = func(cpu_num);
2849c98d5d94SLen Brown 		if (retval) {
2850c98d5d94SLen Brown 			fclose(fp);
2851c98d5d94SLen Brown 			return(retval);
2852c98d5d94SLen Brown 		}
2853103a8feaSLen Brown 	}
2854103a8feaSLen Brown 	fclose(fp);
2855c98d5d94SLen Brown 	return 0;
2856103a8feaSLen Brown }
2857103a8feaSLen Brown 
2858103a8feaSLen Brown void re_initialize(void)
2859103a8feaSLen Brown {
2860c98d5d94SLen Brown 	free_all_buffers();
2861c98d5d94SLen Brown 	setup_all_buffers();
2862c98d5d94SLen Brown 	printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2863103a8feaSLen Brown }
2864103a8feaSLen Brown 
2865843c5791SPrarit Bhargava void set_max_cpu_num(void)
2866843c5791SPrarit Bhargava {
2867843c5791SPrarit Bhargava 	FILE *filep;
2868843c5791SPrarit Bhargava 	unsigned long dummy;
2869843c5791SPrarit Bhargava 
2870843c5791SPrarit Bhargava 	topo.max_cpu_num = 0;
2871843c5791SPrarit Bhargava 	filep = fopen_or_die(
2872843c5791SPrarit Bhargava 			"/sys/devices/system/cpu/cpu0/topology/thread_siblings",
2873843c5791SPrarit Bhargava 			"r");
2874843c5791SPrarit Bhargava 	while (fscanf(filep, "%lx,", &dummy) == 1)
28750e2d8f05SLen Brown 		topo.max_cpu_num += BITMASK_SIZE;
2876843c5791SPrarit Bhargava 	fclose(filep);
2877843c5791SPrarit Bhargava 	topo.max_cpu_num--; /* 0 based */
2878843c5791SPrarit Bhargava }
2879c98d5d94SLen Brown 
2880103a8feaSLen Brown /*
2881c98d5d94SLen Brown  * count_cpus()
2882c98d5d94SLen Brown  * remember the last one seen, it will be the max
2883103a8feaSLen Brown  */
2884c98d5d94SLen Brown int count_cpus(int cpu)
2885103a8feaSLen Brown {
2886843c5791SPrarit Bhargava 	topo.num_cpus++;
2887c98d5d94SLen Brown 	return 0;
2888103a8feaSLen Brown }
2889c98d5d94SLen Brown int mark_cpu_present(int cpu)
2890c98d5d94SLen Brown {
2891c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
289215aaa346SLen Brown 	return 0;
2893103a8feaSLen Brown }
2894103a8feaSLen Brown 
28958cb48b32SPrarit Bhargava int init_thread_id(int cpu)
28968cb48b32SPrarit Bhargava {
28978cb48b32SPrarit Bhargava 	cpus[cpu].thread_id = -1;
28988cb48b32SPrarit Bhargava 	return 0;
28998cb48b32SPrarit Bhargava }
29008cb48b32SPrarit Bhargava 
2901562a2d37SLen Brown /*
2902562a2d37SLen Brown  * snapshot_proc_interrupts()
2903562a2d37SLen Brown  *
2904562a2d37SLen Brown  * read and record summary of /proc/interrupts
2905562a2d37SLen Brown  *
2906562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
2907562a2d37SLen Brown  */
2908562a2d37SLen Brown int snapshot_proc_interrupts(void)
2909562a2d37SLen Brown {
2910562a2d37SLen Brown 	static FILE *fp;
2911562a2d37SLen Brown 	int column, retval;
2912562a2d37SLen Brown 
2913562a2d37SLen Brown 	if (fp == NULL)
2914562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
2915562a2d37SLen Brown 	else
2916562a2d37SLen Brown 		rewind(fp);
2917562a2d37SLen Brown 
2918562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
2919562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
2920562a2d37SLen Brown 		int cpu_number;
2921562a2d37SLen Brown 
2922562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
2923562a2d37SLen Brown 		if (retval != 1)
2924562a2d37SLen Brown 			break;
2925562a2d37SLen Brown 
2926562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
2927562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
2928562a2d37SLen Brown 			return 1;
2929562a2d37SLen Brown 		}
2930562a2d37SLen Brown 
2931562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
2932562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
2933562a2d37SLen Brown 	}
2934562a2d37SLen Brown 
2935562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
2936562a2d37SLen Brown 	while (1) {
2937562a2d37SLen Brown 		int column;
2938562a2d37SLen Brown 		char buf[64];
2939562a2d37SLen Brown 
2940562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
2941562a2d37SLen Brown 		if (retval != 1)
2942562a2d37SLen Brown 			break;
2943562a2d37SLen Brown 
2944562a2d37SLen Brown 		/* read the count per cpu */
2945562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
2946562a2d37SLen Brown 
2947562a2d37SLen Brown 			int cpu_number, irq_count;
2948562a2d37SLen Brown 
2949562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
2950562a2d37SLen Brown 			if (retval != 1)
2951562a2d37SLen Brown 				break;
2952562a2d37SLen Brown 
2953562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
2954562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
2955562a2d37SLen Brown 
2956562a2d37SLen Brown 		}
2957562a2d37SLen Brown 
2958562a2d37SLen Brown 		while (getc(fp) != '\n')
2959562a2d37SLen Brown 			;	/* flush interrupt description */
2960562a2d37SLen Brown 
2961562a2d37SLen Brown 	}
2962562a2d37SLen Brown 	return 0;
2963562a2d37SLen Brown }
296427d47356SLen Brown /*
2965fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
2966fdf676e5SLen Brown  *
2967fdf676e5SLen Brown  * record snapshot of
2968fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
2969fdf676e5SLen Brown  *
2970fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
2971fdf676e5SLen Brown  */
2972fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
2973fdf676e5SLen Brown {
2974fdf676e5SLen Brown 	FILE *fp;
2975fdf676e5SLen Brown 	int retval;
2976fdf676e5SLen Brown 
2977fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
2978fdf676e5SLen Brown 
2979fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
2980fdf676e5SLen Brown 	if (retval != 1)
2981fdf676e5SLen Brown 		err(1, "GFX rc6");
2982fdf676e5SLen Brown 
2983fdf676e5SLen Brown 	fclose(fp);
2984fdf676e5SLen Brown 
2985fdf676e5SLen Brown 	return 0;
2986fdf676e5SLen Brown }
2987fdf676e5SLen Brown /*
298827d47356SLen Brown  * snapshot_gfx_mhz()
298927d47356SLen Brown  *
299027d47356SLen Brown  * record snapshot of
299127d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
299227d47356SLen Brown  *
299327d47356SLen Brown  * return 1 if config change requires a restart, else return 0
299427d47356SLen Brown  */
299527d47356SLen Brown int snapshot_gfx_mhz(void)
299627d47356SLen Brown {
299727d47356SLen Brown 	static FILE *fp;
299827d47356SLen Brown 	int retval;
299927d47356SLen Brown 
300027d47356SLen Brown 	if (fp == NULL)
300127d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
300222048c54SLen Brown 	else {
300327d47356SLen Brown 		rewind(fp);
300422048c54SLen Brown 		fflush(fp);
300522048c54SLen Brown 	}
300627d47356SLen Brown 
300727d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
300827d47356SLen Brown 	if (retval != 1)
300927d47356SLen Brown 		err(1, "GFX MHz");
301027d47356SLen Brown 
301127d47356SLen Brown 	return 0;
301227d47356SLen Brown }
3013562a2d37SLen Brown 
3014562a2d37SLen Brown /*
3015be0e54c4SLen Brown  * snapshot_cpu_lpi()
3016be0e54c4SLen Brown  *
3017be0e54c4SLen Brown  * record snapshot of
3018be0e54c4SLen Brown  * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us
3019be0e54c4SLen Brown  */
3020be0e54c4SLen Brown int snapshot_cpu_lpi_us(void)
3021be0e54c4SLen Brown {
3022be0e54c4SLen Brown 	FILE *fp;
3023be0e54c4SLen Brown 	int retval;
3024be0e54c4SLen Brown 
3025be0e54c4SLen Brown 	fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r");
3026be0e54c4SLen Brown 
3027be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us);
30285ea7647bSPrarit Bhargava 	if (retval != 1) {
30295ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle CPU output\n");
30305ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_CPU_LPI);
3031605736c6SGustavo A. R. Silva 		fclose(fp);
30325ea7647bSPrarit Bhargava 		return -1;
30335ea7647bSPrarit Bhargava 	}
3034be0e54c4SLen Brown 
3035be0e54c4SLen Brown 	fclose(fp);
3036be0e54c4SLen Brown 
3037be0e54c4SLen Brown 	return 0;
3038be0e54c4SLen Brown }
3039be0e54c4SLen Brown /*
3040be0e54c4SLen Brown  * snapshot_sys_lpi()
3041be0e54c4SLen Brown  *
30421f81c5efSLen Brown  * record snapshot of sys_lpi_file
3043be0e54c4SLen Brown  */
3044be0e54c4SLen Brown int snapshot_sys_lpi_us(void)
3045be0e54c4SLen Brown {
3046be0e54c4SLen Brown 	FILE *fp;
3047be0e54c4SLen Brown 	int retval;
3048be0e54c4SLen Brown 
30491f81c5efSLen Brown 	fp = fopen_or_die(sys_lpi_file, "r");
3050be0e54c4SLen Brown 
3051be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us);
30525ea7647bSPrarit Bhargava 	if (retval != 1) {
30535ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle System output\n");
30545ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_SYS_LPI);
305515423b95SColin Ian King 		fclose(fp);
30565ea7647bSPrarit Bhargava 		return -1;
30575ea7647bSPrarit Bhargava 	}
3058be0e54c4SLen Brown 	fclose(fp);
3059be0e54c4SLen Brown 
3060be0e54c4SLen Brown 	return 0;
3061be0e54c4SLen Brown }
3062be0e54c4SLen Brown /*
3063562a2d37SLen Brown  * snapshot /proc and /sys files
3064562a2d37SLen Brown  *
3065562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
3066562a2d37SLen Brown  */
3067562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
3068562a2d37SLen Brown {
3069218f0e8dSLen Brown 	if (DO_BIC(BIC_IRQ))
3070562a2d37SLen Brown 		if (snapshot_proc_interrupts())
3071562a2d37SLen Brown 			return 1;
3072562a2d37SLen Brown 
3073812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
3074fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
3075fdf676e5SLen Brown 
3076812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
307727d47356SLen Brown 		snapshot_gfx_mhz();
307827d47356SLen Brown 
3079be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
3080be0e54c4SLen Brown 		snapshot_cpu_lpi_us();
3081be0e54c4SLen Brown 
3082be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
3083be0e54c4SLen Brown 		snapshot_sys_lpi_us();
3084be0e54c4SLen Brown 
3085562a2d37SLen Brown 	return 0;
3086562a2d37SLen Brown }
3087562a2d37SLen Brown 
30888aa2ed0bSLen Brown int exit_requested;
30898aa2ed0bSLen Brown 
30908aa2ed0bSLen Brown static void signal_handler (int signal)
30918aa2ed0bSLen Brown {
30928aa2ed0bSLen Brown 	switch (signal) {
30938aa2ed0bSLen Brown 	case SIGINT:
30948aa2ed0bSLen Brown 		exit_requested = 1;
30958aa2ed0bSLen Brown 		if (debug)
30968aa2ed0bSLen Brown 			fprintf(stderr, " SIGINT\n");
30978aa2ed0bSLen Brown 		break;
309807211960SLen Brown 	case SIGUSR1:
309907211960SLen Brown 		if (debug > 1)
310007211960SLen Brown 			fprintf(stderr, "SIGUSR1\n");
310107211960SLen Brown 		break;
31028aa2ed0bSLen Brown 	}
31038aa2ed0bSLen Brown }
31048aa2ed0bSLen Brown 
31058aa2ed0bSLen Brown void setup_signal_handler(void)
31068aa2ed0bSLen Brown {
31078aa2ed0bSLen Brown 	struct sigaction sa;
31088aa2ed0bSLen Brown 
31098aa2ed0bSLen Brown 	memset(&sa, 0, sizeof(sa));
31108aa2ed0bSLen Brown 
31118aa2ed0bSLen Brown 	sa.sa_handler = &signal_handler;
31128aa2ed0bSLen Brown 
31138aa2ed0bSLen Brown 	if (sigaction(SIGINT, &sa, NULL) < 0)
31148aa2ed0bSLen Brown 		err(1, "sigaction SIGINT");
311507211960SLen Brown 	if (sigaction(SIGUSR1, &sa, NULL) < 0)
311607211960SLen Brown 		err(1, "sigaction SIGUSR1");
31178aa2ed0bSLen Brown }
3118b9ad8ee0SLen Brown 
311947936f94SArtem Bityutskiy void do_sleep(void)
3120b9ad8ee0SLen Brown {
3121c026c236SArtem Bityutskiy 	struct timeval tout;
3122c026c236SArtem Bityutskiy 	struct timespec rest;
3123b9ad8ee0SLen Brown 	fd_set readfds;
3124b9ad8ee0SLen Brown 	int retval;
3125b9ad8ee0SLen Brown 
3126b9ad8ee0SLen Brown 	FD_ZERO(&readfds);
3127b9ad8ee0SLen Brown 	FD_SET(0, &readfds);
3128b9ad8ee0SLen Brown 
3129c026c236SArtem Bityutskiy 	if (ignore_stdin) {
313047936f94SArtem Bityutskiy 		nanosleep(&interval_ts, NULL);
313147936f94SArtem Bityutskiy 		return;
313247936f94SArtem Bityutskiy 	}
3133b9ad8ee0SLen Brown 
3134c026c236SArtem Bityutskiy 	tout = interval_tv;
3135c026c236SArtem Bityutskiy 	retval = select(1, &readfds, NULL, NULL, &tout);
3136b9ad8ee0SLen Brown 
3137b9ad8ee0SLen Brown 	if (retval == 1) {
3138b9ad8ee0SLen Brown 		switch (getc(stdin)) {
3139b9ad8ee0SLen Brown 		case 'q':
3140b9ad8ee0SLen Brown 			exit_requested = 1;
3141b9ad8ee0SLen Brown 			break;
3142c026c236SArtem Bityutskiy 		case EOF:
3143c026c236SArtem Bityutskiy 			/*
3144c026c236SArtem Bityutskiy 			 * 'stdin' is a pipe closed on the other end. There
3145c026c236SArtem Bityutskiy 			 * won't be any further input.
3146c026c236SArtem Bityutskiy 			 */
3147c026c236SArtem Bityutskiy 			ignore_stdin = 1;
3148c026c236SArtem Bityutskiy 			/* Sleep the rest of the time */
3149c026c236SArtem Bityutskiy 			rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000);
3150c026c236SArtem Bityutskiy 			rest.tv_nsec = (tout.tv_usec % 1000000) * 1000;
3151c026c236SArtem Bityutskiy 			nanosleep(&rest, NULL);
3152b9ad8ee0SLen Brown 		}
3153b9ad8ee0SLen Brown 	}
3154b9ad8ee0SLen Brown }
315547936f94SArtem Bityutskiy 
315687e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr)
315787e15da9SChen Yu {
315887e15da9SChen Yu 	int ret, idx;
315987e15da9SChen Yu 	unsigned long long msr_cur, msr_last;
316087e15da9SChen Yu 
316187e15da9SChen Yu 	if (!per_cpu_msr_sum)
316287e15da9SChen Yu 		return 1;
316387e15da9SChen Yu 
316487e15da9SChen Yu 	idx = offset_to_idx(offset);
316587e15da9SChen Yu 	if (idx < 0)
316687e15da9SChen Yu 		return idx;
316787e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
316887e15da9SChen Yu 	ret = get_msr(cpu, offset, &msr_cur);
316987e15da9SChen Yu 	if (ret)
317087e15da9SChen Yu 		return ret;
317187e15da9SChen Yu 	msr_last = per_cpu_msr_sum[cpu].entries[idx].last;
317287e15da9SChen Yu 	DELTA_WRAP32(msr_cur, msr_last);
317387e15da9SChen Yu 	*msr = msr_last + per_cpu_msr_sum[cpu].entries[idx].sum;
317487e15da9SChen Yu 
317587e15da9SChen Yu 	return 0;
317687e15da9SChen Yu }
317787e15da9SChen Yu 
317887e15da9SChen Yu timer_t timerid;
317987e15da9SChen Yu 
318087e15da9SChen Yu /* Timer callback, update the sum of MSRs periodically. */
318187e15da9SChen Yu static int update_msr_sum(struct thread_data *t, struct core_data *c, struct pkg_data *p)
318287e15da9SChen Yu {
318387e15da9SChen Yu 	int i, ret;
318487e15da9SChen Yu 	int cpu = t->cpu_id;
318587e15da9SChen Yu 
318687e15da9SChen Yu 	for (i = IDX_PKG_ENERGY; i < IDX_COUNT; i++) {
318787e15da9SChen Yu 		unsigned long long msr_cur, msr_last;
318887e15da9SChen Yu 		int offset;
318987e15da9SChen Yu 
319087e15da9SChen Yu 		if (!idx_valid(i))
319187e15da9SChen Yu 			continue;
319287e15da9SChen Yu 		offset = idx_to_offset(i);
319387e15da9SChen Yu 		if (offset < 0)
319487e15da9SChen Yu 			continue;
319587e15da9SChen Yu 		ret = get_msr(cpu, offset, &msr_cur);
319687e15da9SChen Yu 		if (ret) {
319787e15da9SChen Yu 			fprintf(outf, "Can not update msr(0x%x)\n", offset);
319887e15da9SChen Yu 			continue;
319987e15da9SChen Yu 		}
320087e15da9SChen Yu 
320187e15da9SChen Yu 		msr_last = per_cpu_msr_sum[cpu].entries[i].last;
320287e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].last = msr_cur & 0xffffffff;
320387e15da9SChen Yu 
320487e15da9SChen Yu 		DELTA_WRAP32(msr_cur, msr_last);
320587e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].sum += msr_last;
320687e15da9SChen Yu 	}
320787e15da9SChen Yu 	return 0;
320887e15da9SChen Yu }
320987e15da9SChen Yu 
321087e15da9SChen Yu static void
321187e15da9SChen Yu msr_record_handler(union sigval v)
321287e15da9SChen Yu {
321387e15da9SChen Yu 	for_all_cpus(update_msr_sum, EVEN_COUNTERS);
321487e15da9SChen Yu }
321587e15da9SChen Yu 
321687e15da9SChen Yu void msr_sum_record(void)
321787e15da9SChen Yu {
321887e15da9SChen Yu 	struct itimerspec its;
321987e15da9SChen Yu 	struct sigevent sev;
322087e15da9SChen Yu 
322187e15da9SChen Yu 	per_cpu_msr_sum = calloc(topo.max_cpu_num + 1, sizeof(struct msr_sum_array));
322287e15da9SChen Yu 	if (!per_cpu_msr_sum) {
322387e15da9SChen Yu 		fprintf(outf, "Can not allocate memory for long time MSR.\n");
322487e15da9SChen Yu 		return;
322587e15da9SChen Yu 	}
322687e15da9SChen Yu 	/*
322787e15da9SChen Yu 	 * Signal handler might be restricted, so use thread notifier instead.
322887e15da9SChen Yu 	 */
322987e15da9SChen Yu 	memset(&sev, 0, sizeof(struct sigevent));
323087e15da9SChen Yu 	sev.sigev_notify = SIGEV_THREAD;
323187e15da9SChen Yu 	sev.sigev_notify_function = msr_record_handler;
323287e15da9SChen Yu 
323387e15da9SChen Yu 	sev.sigev_value.sival_ptr = &timerid;
323487e15da9SChen Yu 	if (timer_create(CLOCK_REALTIME, &sev, &timerid) == -1) {
323587e15da9SChen Yu 		fprintf(outf, "Can not create timer.\n");
323687e15da9SChen Yu 		goto release_msr;
323787e15da9SChen Yu 	}
323887e15da9SChen Yu 
323987e15da9SChen Yu 	its.it_value.tv_sec = 0;
324087e15da9SChen Yu 	its.it_value.tv_nsec = 1;
324187e15da9SChen Yu 	/*
324287e15da9SChen Yu 	 * A wraparound time has been calculated early.
324387e15da9SChen Yu 	 * Some sources state that the peak power for a
324487e15da9SChen Yu 	 * microprocessor is usually 1.5 times the TDP rating,
324587e15da9SChen Yu 	 * use 2 * TDP for safety.
324687e15da9SChen Yu 	 */
324787e15da9SChen Yu 	its.it_interval.tv_sec = rapl_joule_counter_range / 2;
324887e15da9SChen Yu 	its.it_interval.tv_nsec = 0;
324987e15da9SChen Yu 
325087e15da9SChen Yu 	if (timer_settime(timerid, 0, &its, NULL) == -1) {
325187e15da9SChen Yu 		fprintf(outf, "Can not set timer.\n");
325287e15da9SChen Yu 		goto release_timer;
325387e15da9SChen Yu 	}
325487e15da9SChen Yu 	return;
325587e15da9SChen Yu 
325687e15da9SChen Yu  release_timer:
325787e15da9SChen Yu 	timer_delete(timerid);
325887e15da9SChen Yu  release_msr:
325987e15da9SChen Yu 	free(per_cpu_msr_sum);
326087e15da9SChen Yu }
32614c2122d4SLen Brown 
3262103a8feaSLen Brown void turbostat_loop()
3263103a8feaSLen Brown {
3264c98d5d94SLen Brown 	int retval;
3265e52966c0SLen Brown 	int restarted = 0;
3266023fe0acSChen Yu 	int done_iters = 0;
3267c98d5d94SLen Brown 
32688aa2ed0bSLen Brown 	setup_signal_handler();
32698aa2ed0bSLen Brown 
3270103a8feaSLen Brown restart:
3271e52966c0SLen Brown 	restarted++;
3272e52966c0SLen Brown 
3273562a2d37SLen Brown 	snapshot_proc_sysfs_files();
3274c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
32754c2122d4SLen Brown 	first_counter_read = 0;
3276d91bb17cSLen Brown 	if (retval < -1) {
3277d91bb17cSLen Brown 		exit(retval);
3278d91bb17cSLen Brown 	} else if (retval == -1) {
3279e52966c0SLen Brown 		if (restarted > 1) {
3280e52966c0SLen Brown 			exit(retval);
3281e52966c0SLen Brown 		}
3282c98d5d94SLen Brown 		re_initialize();
3283c98d5d94SLen Brown 		goto restart;
3284c98d5d94SLen Brown 	}
3285e52966c0SLen Brown 	restarted = 0;
3286023fe0acSChen Yu 	done_iters = 0;
3287103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
3288103a8feaSLen Brown 
3289103a8feaSLen Brown 	while (1) {
3290c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
3291103a8feaSLen Brown 			re_initialize();
3292103a8feaSLen Brown 			goto restart;
3293103a8feaSLen Brown 		}
3294b9ad8ee0SLen Brown 		do_sleep();
3295562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3296562a2d37SLen Brown 			goto restart;
3297c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
3298d91bb17cSLen Brown 		if (retval < -1) {
3299d91bb17cSLen Brown 			exit(retval);
3300d91bb17cSLen Brown 		} else if (retval == -1) {
330115aaa346SLen Brown 			re_initialize();
330215aaa346SLen Brown 			goto restart;
330315aaa346SLen Brown 		}
3304103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
3305103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
3306ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
3307ba3dec99SLen Brown 			re_initialize();
3308ba3dec99SLen Brown 			goto restart;
3309ba3dec99SLen Brown 		}
3310c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
3311c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
3312b7d8c148SLen Brown 		flush_output_stdout();
33138aa2ed0bSLen Brown 		if (exit_requested)
33148aa2ed0bSLen Brown 			break;
3315023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3316023fe0acSChen Yu 			break;
3317b9ad8ee0SLen Brown 		do_sleep();
3318562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3319562a2d37SLen Brown 			goto restart;
3320c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
3321d91bb17cSLen Brown 		if (retval < -1) {
3322d91bb17cSLen Brown 			exit(retval);
3323d91bb17cSLen Brown 		} else if (retval == -1) {
3324103a8feaSLen Brown 			re_initialize();
3325103a8feaSLen Brown 			goto restart;
3326103a8feaSLen Brown 		}
3327103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
3328103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
3329ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
3330ba3dec99SLen Brown 			re_initialize();
3331ba3dec99SLen Brown 			goto restart;
3332ba3dec99SLen Brown 		}
3333c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
3334c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
3335b7d8c148SLen Brown 		flush_output_stdout();
33368aa2ed0bSLen Brown 		if (exit_requested)
33378aa2ed0bSLen Brown 			break;
3338023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3339023fe0acSChen Yu 			break;
3340103a8feaSLen Brown 	}
3341103a8feaSLen Brown }
3342103a8feaSLen Brown 
3343103a8feaSLen Brown void check_dev_msr()
3344103a8feaSLen Brown {
3345103a8feaSLen Brown 	struct stat sb;
33467ce7d5deSPrarit Bhargava 	char pathname[32];
3347103a8feaSLen Brown 
33487ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
33497ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
3350a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
3351d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
3352103a8feaSLen Brown }
3353103a8feaSLen Brown 
3354fcaa681cSLen Brown /*
3355fcaa681cSLen Brown  * check for CAP_SYS_RAWIO
3356fcaa681cSLen Brown  * return 0 on success
3357fcaa681cSLen Brown  * return 1 on fail
3358fcaa681cSLen Brown  */
3359fcaa681cSLen Brown int check_for_cap_sys_rawio(void)
3360103a8feaSLen Brown {
3361fcaa681cSLen Brown 	cap_t caps;
3362fcaa681cSLen Brown 	cap_flag_value_t cap_flag_value;
3363fcaa681cSLen Brown 
3364fcaa681cSLen Brown 	caps = cap_get_proc();
3365fcaa681cSLen Brown 	if (caps == NULL)
3366fcaa681cSLen Brown 		err(-6, "cap_get_proc\n");
3367fcaa681cSLen Brown 
3368fcaa681cSLen Brown 	if (cap_get_flag(caps, CAP_SYS_RAWIO, CAP_EFFECTIVE, &cap_flag_value))
3369fcaa681cSLen Brown 		err(-6, "cap_get\n");
3370fcaa681cSLen Brown 
3371fcaa681cSLen Brown 	if (cap_flag_value != CAP_SET) {
3372fcaa681cSLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
3373fcaa681cSLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
3374fcaa681cSLen Brown 		return 1;
3375fcaa681cSLen Brown 	}
3376fcaa681cSLen Brown 
3377fcaa681cSLen Brown 	if (cap_free(caps) == -1)
3378fcaa681cSLen Brown 		err(-6, "cap_free\n");
3379fcaa681cSLen Brown 
3380fcaa681cSLen Brown 	return 0;
3381fcaa681cSLen Brown }
3382fcaa681cSLen Brown void check_permissions(void)
3383fcaa681cSLen Brown {
338498481e79SLen Brown 	int do_exit = 0;
33857ce7d5deSPrarit Bhargava 	char pathname[32];
338698481e79SLen Brown 
338798481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
3388fcaa681cSLen Brown 	do_exit += check_for_cap_sys_rawio();
338998481e79SLen Brown 
339098481e79SLen Brown 	/* test file permissions */
33917ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
33927ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
339398481e79SLen Brown 		do_exit++;
339498481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
339598481e79SLen Brown 	}
339698481e79SLen Brown 
339798481e79SLen Brown 	/* if all else fails, thell them to be root */
339898481e79SLen Brown 	if (do_exit)
3399b2c95d90SJosh Triplett 		if (getuid() != 0)
3400d7899447SLen Brown 			warnx("... or simply run as root");
340198481e79SLen Brown 
340298481e79SLen Brown 	if (do_exit)
340398481e79SLen Brown 		exit(-6);
3404103a8feaSLen Brown }
3405103a8feaSLen Brown 
3406d7899447SLen Brown /*
3407d7899447SLen Brown  * NHM adds support for additional MSRs:
3408d7899447SLen Brown  *
3409d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
3410d7899447SLen Brown  *
3411ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
34121df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
3413d7899447SLen Brown  *
3414cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
3415cf4cbe53SLen Brown  *
3416d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
3417d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
3418d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
3419d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
3420d7899447SLen Brown  *
3421ee7e38e3SLen Brown  * Side effect:
34221df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
342333148d67SLen Brown  * sets has_misc_feature_control
3424d7899447SLen Brown  */
3425ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
3426103a8feaSLen Brown {
3427ee7e38e3SLen Brown 	unsigned long long msr;
342821ed5574SLen Brown 	unsigned int base_ratio;
3429ee7e38e3SLen Brown 	int *pkg_cstate_limits;
3430ee7e38e3SLen Brown 
3431103a8feaSLen Brown 	if (!genuine_intel)
3432103a8feaSLen Brown 		return 0;
3433103a8feaSLen Brown 
3434103a8feaSLen Brown 	if (family != 6)
3435103a8feaSLen Brown 		return 0;
3436103a8feaSLen Brown 
343721ed5574SLen Brown 	bclk = discover_bclk(family, model);
343821ed5574SLen Brown 
3439103a8feaSLen Brown 	switch (model) {
3440869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
3441869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3442ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
3443ee7e38e3SLen Brown 		break;
3444869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
3445869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
3446869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3447869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3448ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
344933148d67SLen Brown 		has_misc_feature_control = 1;
3450ee7e38e3SLen Brown 		break;
3451c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
34525e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3453869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
345477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
3455c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
34565e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3457869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3458af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3459af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3460ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
346133148d67SLen Brown 		has_misc_feature_control = 1;
3462ee7e38e3SLen Brown 		break;
3463d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3464d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
346533148d67SLen Brown 		has_misc_feature_control = 1;
3466d8ebb442SLen Brown 		break;
3467f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
3468cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
34695ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
3470ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
3471ee7e38e3SLen Brown 		break;
3472869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
3473ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
3474cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
3475ee7e38e3SLen Brown 		break;
3476869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
3477ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
3478ee7e38e3SLen Brown 		break;
3479869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3480f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
34815ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
3482f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
3483445640a5SLen Brown 		pkg_cstate_limits = glm_pkg_cstate_limits;
3484e4085d54SLen Brown 		break;
3485103a8feaSLen Brown 	default:
3486103a8feaSLen Brown 		return 0;
3487103a8feaSLen Brown 	}
34881df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
3489e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
3490ee7e38e3SLen Brown 
3491ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
349221ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
349321ed5574SLen Brown 
349421ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
349521ed5574SLen Brown 	has_base_hz = 1;
3496ee7e38e3SLen Brown 	return 1;
3497103a8feaSLen Brown }
34980f7887c4SLen Brown /*
3499495c7654SLen Brown  * SLV client has support for unique MSRs:
35000f7887c4SLen Brown  *
35010f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
35020f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
35030f7887c4SLen Brown  */
35040f7887c4SLen Brown 
35050f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
35060f7887c4SLen Brown {
35070f7887c4SLen Brown 	if (!genuine_intel)
35080f7887c4SLen Brown 		return 0;
35090f7887c4SLen Brown 
35100f7887c4SLen Brown 	switch (model) {
3511f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
3512f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_MID:
3513f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_AIRMONT_MID:
35140f7887c4SLen Brown 		return 1;
35150f7887c4SLen Brown 	}
35160f7887c4SLen Brown 	return 0;
35170f7887c4SLen Brown }
35187170a374SLen Brown int is_dnv(unsigned int family, unsigned int model)
35197170a374SLen Brown {
35207170a374SLen Brown 
35217170a374SLen Brown 	if (!genuine_intel)
35227170a374SLen Brown 		return 0;
35237170a374SLen Brown 
35247170a374SLen Brown 	switch (model) {
35255ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
35267170a374SLen Brown 		return 1;
35277170a374SLen Brown 	}
35287170a374SLen Brown 	return 0;
35297170a374SLen Brown }
3530ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model)
3531ade0ebacSLen Brown {
3532ade0ebacSLen Brown 
3533ade0ebacSLen Brown 	if (!genuine_intel)
3534ade0ebacSLen Brown 		return 0;
3535ade0ebacSLen Brown 
3536ade0ebacSLen Brown 	switch (model) {
3537ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_X:
3538ade0ebacSLen Brown 		return 1;
3539ade0ebacSLen Brown 	}
3540ade0ebacSLen Brown 	return 0;
3541ade0ebacSLen Brown }
354234c76197SLen Brown int is_skx(unsigned int family, unsigned int model)
354334c76197SLen Brown {
354434c76197SLen Brown 
354534c76197SLen Brown 	if (!genuine_intel)
354634c76197SLen Brown 		return 0;
354734c76197SLen Brown 
354834c76197SLen Brown 	switch (model) {
354934c76197SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
355034c76197SLen Brown 		return 1;
355134c76197SLen Brown 	}
355234c76197SLen Brown 	return 0;
355334c76197SLen Brown }
3554f6708400SChen Yu int is_ehl(unsigned int family, unsigned int model)
3555f6708400SChen Yu {
3556f6708400SChen Yu 	if (!genuine_intel)
3557f6708400SChen Yu 		return 0;
3558f6708400SChen Yu 
3559f6708400SChen Yu 	switch (model) {
3560f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:
3561f6708400SChen Yu 		return 1;
3562f6708400SChen Yu 	}
3563f6708400SChen Yu 	return 0;
3564f6708400SChen Yu }
35650f7887c4SLen Brown 
356631e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model)
3567d7899447SLen Brown {
35680f7887c4SLen Brown 	if (has_slv_msrs(family, model))
35690f7887c4SLen Brown 		return 0;
35700f7887c4SLen Brown 
3571d7899447SLen Brown 	switch (model) {
3572d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
3573869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3574869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
3575d7899447SLen Brown 		return 0;
3576d7899447SLen Brown 	default:
3577d7899447SLen Brown 		return 1;
3578d7899447SLen Brown 	}
3579d7899447SLen Brown }
35800f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
35810f7887c4SLen Brown {
35820f7887c4SLen Brown 	if (has_slv_msrs(family, model))
35830f7887c4SLen Brown 		return 1;
35840f7887c4SLen Brown 
35850f7887c4SLen Brown 	return 0;
35860f7887c4SLen Brown }
35876574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
35886574a5d5SLen Brown {
35896574a5d5SLen Brown 	if (!genuine_intel)
35906574a5d5SLen Brown 		return 0;
35916574a5d5SLen Brown 
35926574a5d5SLen Brown 	if (family != 6)
35936574a5d5SLen Brown 		return 0;
35946574a5d5SLen Brown 
35956574a5d5SLen Brown 	switch (model) {
3596869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3597869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
35986574a5d5SLen Brown 		return 1;
35996574a5d5SLen Brown 	default:
36006574a5d5SLen Brown 		return 0;
36016574a5d5SLen Brown 	}
36026574a5d5SLen Brown }
3603fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
3604fcd17211SLen Brown {
3605fcd17211SLen Brown 	if (!genuine_intel)
3606fcd17211SLen Brown 		return 0;
3607fcd17211SLen Brown 
3608fcd17211SLen Brown 	if (family != 6)
3609fcd17211SLen Brown 		return 0;
3610fcd17211SLen Brown 
3611fcd17211SLen Brown 	switch (model) {
3612869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
3613fcd17211SLen Brown 		return 1;
3614fcd17211SLen Brown 	default:
3615fcd17211SLen Brown 		return 0;
3616fcd17211SLen Brown 	}
3617fcd17211SLen Brown }
3618fcd17211SLen Brown 
3619fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
3620fb5d4327SDasaratharaman Chandramouli {
3621fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3622fb5d4327SDasaratharaman Chandramouli 		return 0;
3623fb5d4327SDasaratharaman Chandramouli 
3624fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
3625fb5d4327SDasaratharaman Chandramouli 		return 0;
3626fb5d4327SDasaratharaman Chandramouli 
3627fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3628869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
3629fb5d4327SDasaratharaman Chandramouli 		return 1;
3630fb5d4327SDasaratharaman Chandramouli 	default:
3631fb5d4327SDasaratharaman Chandramouli 		return 0;
3632fb5d4327SDasaratharaman Chandramouli 	}
3633fb5d4327SDasaratharaman Chandramouli }
363431e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model)
363531e07522SLen Brown {
363631e07522SLen Brown 	if (!genuine_intel)
363731e07522SLen Brown 		return 0;
363831e07522SLen Brown 
363931e07522SLen Brown 	if (family != 6)
364031e07522SLen Brown 		return 0;
364131e07522SLen Brown 
364231e07522SLen Brown 	switch (model) {
364331e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
364431e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
364531e07522SLen Brown 		return 1;
364631e07522SLen Brown 	default:
364731e07522SLen Brown 		return 0;
364831e07522SLen Brown 	}
364931e07522SLen Brown }
36506fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
36516fb3143bSLen Brown {
36526fb3143bSLen Brown 	if (!genuine_intel)
36536fb3143bSLen Brown 		return 0;
36546fb3143bSLen Brown 
36556fb3143bSLen Brown 	if (family != 6)
36566fb3143bSLen Brown 		return 0;
36576fb3143bSLen Brown 
36586fb3143bSLen Brown 	switch (model) {
3659869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3660c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
3661869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
366277e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
36635e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3664c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
36655e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3666869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3667af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3668af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3669869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
36706fb3143bSLen Brown 
3671869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
36726fb3143bSLen Brown 		return 1;
36736fb3143bSLen Brown 	default:
36746fb3143bSLen Brown 		return 0;
36756fb3143bSLen Brown 	}
36766fb3143bSLen Brown }
36776fb3143bSLen Brown 
3678fcd17211SLen Brown static void
36791b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
3680fcd17211SLen Brown {
3681fcd17211SLen Brown 	if (!do_nhm_platform_info)
3682fcd17211SLen Brown 		return;
3683fcd17211SLen Brown 
3684fcd17211SLen Brown 	dump_nhm_platform_info();
3685fcd17211SLen Brown 
3686fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
3687fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
3688fcd17211SLen Brown 
3689fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
3690fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
3691fcd17211SLen Brown 
369231e07522SLen Brown 	if (has_turbo_ratio_limit(family, model))
369331e07522SLen Brown 		dump_turbo_ratio_limits(family, model);
3694fcd17211SLen Brown 
36950f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
36960f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
36970f7887c4SLen Brown 
3698fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
3699fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
3700fb5d4327SDasaratharaman Chandramouli 
37016fb3143bSLen Brown 	if (has_config_tdp(family, model))
37026fb3143bSLen Brown 		dump_config_tdp();
37036fb3143bSLen Brown 
3704fcd17211SLen Brown 	dump_nhm_cst_cfg();
3705fcd17211SLen Brown }
3706fcd17211SLen Brown 
3707abdcbdb2SLen Brown static void dump_sysfs_file(char *path)
3708abdcbdb2SLen Brown {
3709abdcbdb2SLen Brown 	FILE *input;
3710abdcbdb2SLen Brown 	char cpuidle_buf[64];
3711abdcbdb2SLen Brown 
3712abdcbdb2SLen Brown 	input = fopen(path, "r");
3713abdcbdb2SLen Brown 	if (input == NULL) {
3714abdcbdb2SLen Brown 		if (debug)
3715abdcbdb2SLen Brown 			fprintf(outf, "NSFOD %s\n", path);
3716abdcbdb2SLen Brown 		return;
3717abdcbdb2SLen Brown 	}
3718abdcbdb2SLen Brown 	if (!fgets(cpuidle_buf, sizeof(cpuidle_buf), input))
3719abdcbdb2SLen Brown 		err(1, "%s: failed to read file", path);
3720abdcbdb2SLen Brown 	fclose(input);
3721abdcbdb2SLen Brown 
3722abdcbdb2SLen Brown 	fprintf(outf, "%s: %s", strrchr(path, '/') + 1, cpuidle_buf);
3723abdcbdb2SLen Brown }
372441618e63SLen Brown static void
372541618e63SLen Brown dump_sysfs_cstate_config(void)
372641618e63SLen Brown {
372741618e63SLen Brown 	char path[64];
372841618e63SLen Brown 	char name_buf[16];
372941618e63SLen Brown 	char desc[64];
373041618e63SLen Brown 	FILE *input;
373141618e63SLen Brown 	int state;
373241618e63SLen Brown 	char *sp;
373341618e63SLen Brown 
3734abdcbdb2SLen Brown 	if (access("/sys/devices/system/cpu/cpuidle", R_OK)) {
3735abdcbdb2SLen Brown 		fprintf(outf, "cpuidle not loaded\n");
3736abdcbdb2SLen Brown 		return;
3737abdcbdb2SLen Brown 	}
3738abdcbdb2SLen Brown 
3739abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_driver");
3740abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor");
3741abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor_ro");
3742abdcbdb2SLen Brown 
374341618e63SLen Brown 	for (state = 0; state < 10; ++state) {
374441618e63SLen Brown 
374541618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
374641618e63SLen Brown 			base_cpu, state);
374741618e63SLen Brown 		input = fopen(path, "r");
374841618e63SLen Brown 		if (input == NULL)
374941618e63SLen Brown 			continue;
37508173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
37518173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
375241618e63SLen Brown 
375341618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
375441618e63SLen Brown 		sp = strchr(name_buf, '-');
375541618e63SLen Brown 		if (!sp)
375641618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
375741618e63SLen Brown 		*sp = '\0';
375841618e63SLen Brown 		fclose(input);
375941618e63SLen Brown 
376041618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc",
376141618e63SLen Brown 			base_cpu, state);
376241618e63SLen Brown 		input = fopen(path, "r");
376341618e63SLen Brown 		if (input == NULL)
376441618e63SLen Brown 			continue;
37658173c336SBen Hutchings 		if (!fgets(desc, sizeof(desc), input))
37668173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
376741618e63SLen Brown 
376841618e63SLen Brown 		fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc);
376941618e63SLen Brown 		fclose(input);
377041618e63SLen Brown 	}
377141618e63SLen Brown }
37727293fccdSLen Brown static void
37737293fccdSLen Brown dump_sysfs_pstate_config(void)
37747293fccdSLen Brown {
37757293fccdSLen Brown 	char path[64];
37767293fccdSLen Brown 	char driver_buf[64];
37777293fccdSLen Brown 	char governor_buf[64];
37787293fccdSLen Brown 	FILE *input;
37797293fccdSLen Brown 	int turbo;
37807293fccdSLen Brown 
37817293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver",
37827293fccdSLen Brown 			base_cpu);
37837293fccdSLen Brown 	input = fopen(path, "r");
37847293fccdSLen Brown 	if (input == NULL) {
37850a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
37867293fccdSLen Brown 		return;
37877293fccdSLen Brown 	}
37888173c336SBen Hutchings 	if (!fgets(driver_buf, sizeof(driver_buf), input))
37898173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
37907293fccdSLen Brown 	fclose(input);
37917293fccdSLen Brown 
37927293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor",
37937293fccdSLen Brown 			base_cpu);
37947293fccdSLen Brown 	input = fopen(path, "r");
37957293fccdSLen Brown 	if (input == NULL) {
37960a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
37977293fccdSLen Brown 		return;
37987293fccdSLen Brown 	}
37998173c336SBen Hutchings 	if (!fgets(governor_buf, sizeof(governor_buf), input))
38008173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
38017293fccdSLen Brown 	fclose(input);
38027293fccdSLen Brown 
38037293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
38047293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
38057293fccdSLen Brown 
38067293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
38077293fccdSLen Brown 	input = fopen(path, "r");
38087293fccdSLen Brown 	if (input != NULL) {
38098173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
38108173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
38117293fccdSLen Brown 		fprintf(outf, "cpufreq boost: %d\n", turbo);
38127293fccdSLen Brown 		fclose(input);
38137293fccdSLen Brown 	}
38147293fccdSLen Brown 
38157293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
38167293fccdSLen Brown 	input = fopen(path, "r");
38177293fccdSLen Brown 	if (input != NULL) {
38188173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
38198173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
38207293fccdSLen Brown 		fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
38217293fccdSLen Brown 		fclose(input);
38227293fccdSLen Brown 	}
38237293fccdSLen Brown }
382441618e63SLen Brown 
38256574a5d5SLen Brown 
3826889facbeSLen Brown /*
3827889facbeSLen Brown  * print_epb()
3828889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
3829889facbeSLen Brown  */
3830889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3831889facbeSLen Brown {
3832889facbeSLen Brown 	unsigned long long msr;
3833889facbeSLen Brown 	char *epb_string;
3834889facbeSLen Brown 	int cpu;
3835889facbeSLen Brown 
3836889facbeSLen Brown 	if (!has_epb)
3837889facbeSLen Brown 		return 0;
3838889facbeSLen Brown 
3839889facbeSLen Brown 	cpu = t->cpu_id;
3840889facbeSLen Brown 
3841889facbeSLen Brown 	/* EPB is per-package */
3842889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3843889facbeSLen Brown 		return 0;
3844889facbeSLen Brown 
3845889facbeSLen Brown 	if (cpu_migrate(cpu)) {
3846b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
3847889facbeSLen Brown 		return -1;
3848889facbeSLen Brown 	}
3849889facbeSLen Brown 
3850889facbeSLen Brown 	if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr))
3851889facbeSLen Brown 		return 0;
3852889facbeSLen Brown 
3853e9be7dd6SLen Brown 	switch (msr & 0xF) {
3854889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
3855889facbeSLen Brown 		epb_string = "performance";
3856889facbeSLen Brown 		break;
3857889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
3858889facbeSLen Brown 		epb_string = "balanced";
3859889facbeSLen Brown 		break;
3860889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
3861889facbeSLen Brown 		epb_string = "powersave";
3862889facbeSLen Brown 		break;
3863889facbeSLen Brown 	default:
3864889facbeSLen Brown 		epb_string = "custom";
3865889facbeSLen Brown 		break;
3866889facbeSLen Brown 	}
3867b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string);
3868889facbeSLen Brown 
3869889facbeSLen Brown 	return 0;
3870889facbeSLen Brown }
38717f5c258eSLen Brown /*
38727f5c258eSLen Brown  * print_hwp()
38737f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
38747f5c258eSLen Brown  */
38757f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
38767f5c258eSLen Brown {
38777f5c258eSLen Brown 	unsigned long long msr;
38787f5c258eSLen Brown 	int cpu;
38797f5c258eSLen Brown 
38807f5c258eSLen Brown 	if (!has_hwp)
38817f5c258eSLen Brown 		return 0;
38827f5c258eSLen Brown 
38837f5c258eSLen Brown 	cpu = t->cpu_id;
38847f5c258eSLen Brown 
38857f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
38867f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
38877f5c258eSLen Brown 		return 0;
38887f5c258eSLen Brown 
38897f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
3890b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
38917f5c258eSLen Brown 		return -1;
38927f5c258eSLen Brown 	}
38937f5c258eSLen Brown 
38947f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
38957f5c258eSLen Brown 		return 0;
38967f5c258eSLen Brown 
3897b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
38987f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
38997f5c258eSLen Brown 
39007f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
39017f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
39027f5c258eSLen Brown 		return 0;
39037f5c258eSLen Brown 
39047f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
39057f5c258eSLen Brown 		return 0;
39067f5c258eSLen Brown 
3907b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
39086dbd25a2SLen Brown 			"(high %d guar %d eff %d low %d)\n",
39097f5c258eSLen Brown 			cpu, msr,
39107f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
39117f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
39127f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
39137f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
39147f5c258eSLen Brown 
39157f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
39167f5c258eSLen Brown 		return 0;
39177f5c258eSLen Brown 
3918b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
39196dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n",
39207f5c258eSLen Brown 			cpu, msr,
39217f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
39227f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
39237f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
39247f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
39257f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
39267f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
39277f5c258eSLen Brown 
39287f5c258eSLen Brown 	if (has_hwp_pkg) {
39297f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
39307f5c258eSLen Brown 			return 0;
39317f5c258eSLen Brown 
3932b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
39336dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x)\n",
39347f5c258eSLen Brown 			cpu, msr,
39357f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
39367f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
39377f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
39387f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
39397f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
39407f5c258eSLen Brown 	}
39417f5c258eSLen Brown 	if (has_hwp_notify) {
39427f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
39437f5c258eSLen Brown 			return 0;
39447f5c258eSLen Brown 
3945b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
39467f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
39477f5c258eSLen Brown 			cpu, msr,
39487f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
39497f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
39507f5c258eSLen Brown 	}
39517f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
39527f5c258eSLen Brown 		return 0;
39537f5c258eSLen Brown 
3954b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
39557f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
39567f5c258eSLen Brown 			cpu, msr,
39577f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
39587f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
3959889facbeSLen Brown 
3960889facbeSLen Brown 	return 0;
3961889facbeSLen Brown }
3962889facbeSLen Brown 
39633a9a941dSLen Brown /*
39643a9a941dSLen Brown  * print_perf_limit()
39653a9a941dSLen Brown  */
39663a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
39673a9a941dSLen Brown {
39683a9a941dSLen Brown 	unsigned long long msr;
39693a9a941dSLen Brown 	int cpu;
39703a9a941dSLen Brown 
39713a9a941dSLen Brown 	cpu = t->cpu_id;
39723a9a941dSLen Brown 
39733a9a941dSLen Brown 	/* per-package */
39743a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
39753a9a941dSLen Brown 		return 0;
39763a9a941dSLen Brown 
39773a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
3978b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
39793a9a941dSLen Brown 		return -1;
39803a9a941dSLen Brown 	}
39813a9a941dSLen Brown 
39823a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
39833a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
3984b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
3985b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
3986e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
39873a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
3988e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
3989e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
3990e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
3991e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
3992e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
3993e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
3994e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
3995e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
3996e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
3997e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
3998e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
3999e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
4000b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
4001e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
40023a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
4003e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
4004e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
4005e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
4006e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
4007e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
4008e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
4009e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
4010e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
4011e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
4012e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
4013e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
4014e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
40153a9a941dSLen Brown 
40163a9a941dSLen Brown 	}
40173a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
40183a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
4019b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4020b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
40213a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
40223a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
40233a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
40243a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
40253a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
40263a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
40273a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
40283a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4029b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
40303a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
40313a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
40323a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
40333a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
40343a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
40353a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
40363a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
40373a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
40383a9a941dSLen Brown 	}
40393a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
40403a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
4041b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4042b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
40433a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
40443a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
40453a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
40463a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
40473a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
40483a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4049b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
40503a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
40513a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
40523a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
40533a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
40543a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
40553a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
40563a9a941dSLen Brown 	}
40573a9a941dSLen Brown 	return 0;
40583a9a941dSLen Brown }
40593a9a941dSLen Brown 
4060889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
4061889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
4062889facbeSLen Brown 
40639392bd98SCalvin Walton double get_tdp_intel(unsigned int model)
4064144b44b1SLen Brown {
4065144b44b1SLen Brown 	unsigned long long msr;
4066144b44b1SLen Brown 
4067144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
40687ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
4069144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
4070144b44b1SLen Brown 
4071144b44b1SLen Brown 	switch (model) {
4072f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
40735ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:
4074144b44b1SLen Brown 		return 30.0;
4075144b44b1SLen Brown 	default:
4076144b44b1SLen Brown 		return 135.0;
4077144b44b1SLen Brown 	}
4078144b44b1SLen Brown }
4079144b44b1SLen Brown 
40809392bd98SCalvin Walton double get_tdp_amd(unsigned int family)
40819392bd98SCalvin Walton {
40829392bd98SCalvin Walton 	switch (family) {
40839392bd98SCalvin Walton 	case 0x17:
4084c1c10cc7SPu Wen 	case 0x18:
40859392bd98SCalvin Walton 	default:
40869392bd98SCalvin Walton 		/* This is the max stock TDP of HEDT/Server Fam17h chips */
40879392bd98SCalvin Walton 		return 250.0;
40889392bd98SCalvin Walton 	}
40899392bd98SCalvin Walton }
40909392bd98SCalvin Walton 
409140ee8e3bSAndrey Semin /*
409240ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
409340ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
409440ee8e3bSAndrey Semin  */
409540ee8e3bSAndrey Semin static double
409640ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
409740ee8e3bSAndrey Semin {
409840ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
409940ee8e3bSAndrey Semin 
410040ee8e3bSAndrey Semin 	switch (model) {
4101869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4102869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4103869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
410440ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
410540ee8e3bSAndrey Semin 	default:
410640ee8e3bSAndrey Semin 		return (rapl_energy_units);
410740ee8e3bSAndrey Semin 	}
410840ee8e3bSAndrey Semin }
410940ee8e3bSAndrey Semin 
41109392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model)
4111889facbeSLen Brown {
4112889facbeSLen Brown 	unsigned long long msr;
4113144b44b1SLen Brown 	unsigned int time_unit;
4114889facbeSLen Brown 	double tdp;
4115889facbeSLen Brown 
4116889facbeSLen Brown 	if (family != 6)
4117889facbeSLen Brown 		return;
4118889facbeSLen Brown 
4119889facbeSLen Brown 	switch (model) {
4120869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4121869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
4122c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
412377e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
41245e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
4125c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
41265e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
4127144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
4128812db3f7SLen Brown 		if (rapl_joules) {
4129812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4130812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4131812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4132812db3f7SLen Brown 		} else {
4133812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4134812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4135812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4136812db3f7SLen Brown 		}
4137889facbeSLen Brown 		break;
4138869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4139f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4140e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
4141812db3f7SLen Brown 		if (rapl_joules)
4142812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4143812db3f7SLen Brown 		else
4144812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4145e4085d54SLen Brown 		break;
4146f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4147f6708400SChen 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;
4148f6708400SChen Yu 		if (rapl_joules) {
4149f6708400SChen Yu 			BIC_PRESENT(BIC_Pkg_J);
4150f6708400SChen Yu 			BIC_PRESENT(BIC_Cor_J);
4151f6708400SChen Yu 			BIC_PRESENT(BIC_RAM_J);
4152f6708400SChen Yu 			BIC_PRESENT(BIC_GFX_J);
4153f6708400SChen Yu 		} else {
4154f6708400SChen Yu 			BIC_PRESENT(BIC_PkgWatt);
4155f6708400SChen Yu 			BIC_PRESENT(BIC_CorWatt);
4156f6708400SChen Yu 			BIC_PRESENT(BIC_RAMWatt);
4157f6708400SChen Yu 			BIC_PRESENT(BIC_GFXWatt);
4158f6708400SChen Yu 		}
4159f6708400SChen Yu 		break;
4160af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4161af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
416281824921SLen 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;
4163812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4164812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4165812db3f7SLen Brown 		if (rapl_joules) {
4166812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4167812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4168812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
416981824921SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4170812db3f7SLen Brown 		} else {
4171812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4172812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4173812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
417481824921SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4175812db3f7SLen Brown 		}
41760b2bb692SLen Brown 		break;
4177869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4178869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4179869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
4180869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
41810b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
4182812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4183812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4184812db3f7SLen Brown 		if (rapl_joules) {
4185812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4186812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4187812db3f7SLen Brown 		} else {
4188812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4189812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4190812db3f7SLen Brown 		}
4191e6f9bb3cSLen Brown 		break;
4192869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4193869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
41940b2bb692SLen 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;
4195812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4196812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4197812db3f7SLen Brown 		if (rapl_joules) {
4198812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4199812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4200812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4201812db3f7SLen Brown 		} else {
4202812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4203812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4204812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4205812db3f7SLen Brown 		}
4206144b44b1SLen Brown 		break;
4207f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
42085ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4209144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
4210812db3f7SLen Brown 		if (rapl_joules) {
4211812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4212812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4213812db3f7SLen Brown 		} else {
4214812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4215812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4216812db3f7SLen Brown 		}
4217889facbeSLen Brown 		break;
42185ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
42190f644909SJacob 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;
4220812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4221812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4222812db3f7SLen Brown 		if (rapl_joules) {
4223812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4224812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4225812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4226812db3f7SLen Brown 		} else {
4227812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4228812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4229812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4230812db3f7SLen Brown 		}
42310f644909SJacob Pan 		break;
4232889facbeSLen Brown 	default:
4233889facbeSLen Brown 		return;
4234889facbeSLen Brown 	}
4235889facbeSLen Brown 
4236889facbeSLen Brown 	/* units on package 0, verify later other packages match */
42377ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
4238889facbeSLen Brown 		return;
4239889facbeSLen Brown 
4240889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
4241f2c4db1bSPeter Zijlstra 	if (model == INTEL_FAM6_ATOM_SILVERMONT)
4242144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
4243144b44b1SLen Brown 	else
4244889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
4245889facbeSLen Brown 
424640ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
424740ee8e3bSAndrey Semin 
4248144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
4249144b44b1SLen Brown 	if (time_unit == 0)
4250144b44b1SLen Brown 		time_unit = 0xA;
4251889facbeSLen Brown 
4252144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
4253144b44b1SLen Brown 
42549392bd98SCalvin Walton 	tdp = get_tdp_intel(model);
4255889facbeSLen Brown 
4256889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
425796e47158SLen Brown 	if (!quiet)
4258b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
42599392bd98SCalvin Walton }
4260889facbeSLen Brown 
42619392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model)
42629392bd98SCalvin Walton {
42639392bd98SCalvin Walton 	unsigned long long msr;
42649392bd98SCalvin Walton 	unsigned int eax, ebx, ecx, edx;
42659392bd98SCalvin Walton 	unsigned int has_rapl = 0;
42669392bd98SCalvin Walton 	double tdp;
42679392bd98SCalvin Walton 
42689392bd98SCalvin Walton 	if (max_extended_level >= 0x80000007) {
42699392bd98SCalvin Walton 		__cpuid(0x80000007, eax, ebx, ecx, edx);
42709392bd98SCalvin Walton 		/* RAPL (Fam 17h) */
42719392bd98SCalvin Walton 		has_rapl = edx & (1 << 14);
42729392bd98SCalvin Walton 	}
42739392bd98SCalvin Walton 
42749392bd98SCalvin Walton 	if (!has_rapl)
4275889facbeSLen Brown 		return;
42769392bd98SCalvin Walton 
42779392bd98SCalvin Walton 	switch (family) {
42789392bd98SCalvin Walton 	case 0x17: /* Zen, Zen+ */
4279c1c10cc7SPu Wen 	case 0x18: /* Hygon Dhyana */
42809392bd98SCalvin Walton 		do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY;
42813316f99aSCalvin Walton 		if (rapl_joules) {
42823316f99aSCalvin Walton 			BIC_PRESENT(BIC_Pkg_J);
42839392bd98SCalvin Walton 			BIC_PRESENT(BIC_Cor_J);
42843316f99aSCalvin Walton 		} else {
42853316f99aSCalvin Walton 			BIC_PRESENT(BIC_PkgWatt);
42869392bd98SCalvin Walton 			BIC_PRESENT(BIC_CorWatt);
42873316f99aSCalvin Walton 		}
42889392bd98SCalvin Walton 		break;
42899392bd98SCalvin Walton 	default:
42909392bd98SCalvin Walton 		return;
42919392bd98SCalvin Walton 	}
42929392bd98SCalvin Walton 
42939392bd98SCalvin Walton 	if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr))
42949392bd98SCalvin Walton 		return;
42959392bd98SCalvin Walton 
42969392bd98SCalvin Walton 	rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf));
42979392bd98SCalvin Walton 	rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f));
42989392bd98SCalvin Walton 	rapl_power_units = ldexp(1.0, -(msr & 0xf));
42999392bd98SCalvin Walton 
43009cfa8e04SPu Wen 	tdp = get_tdp_amd(family);
43019392bd98SCalvin Walton 
43029392bd98SCalvin Walton 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
43039392bd98SCalvin Walton 	if (!quiet)
43049392bd98SCalvin Walton 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
43059392bd98SCalvin Walton }
43069392bd98SCalvin Walton 
43079392bd98SCalvin Walton /*
43089392bd98SCalvin Walton  * rapl_probe()
43099392bd98SCalvin Walton  *
43109392bd98SCalvin Walton  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
43119392bd98SCalvin Walton  */
43129392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model)
43139392bd98SCalvin Walton {
43149392bd98SCalvin Walton 	if (genuine_intel)
43159392bd98SCalvin Walton 		rapl_probe_intel(family, model);
4316c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine)
43179392bd98SCalvin Walton 		rapl_probe_amd(family, model);
4318889facbeSLen Brown }
4319889facbeSLen Brown 
43201b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
43213a9a941dSLen Brown {
43223a9a941dSLen Brown 	if (!genuine_intel)
43233a9a941dSLen Brown 		return;
43243a9a941dSLen Brown 
43253a9a941dSLen Brown 	if (family != 6)
43263a9a941dSLen Brown 		return;
43273a9a941dSLen Brown 
43283a9a941dSLen Brown 	switch (model) {
4329c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
433077e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
43315e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
43323a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
4333869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
43343a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
43353a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
43363a9a941dSLen Brown 	default:
43373a9a941dSLen Brown 		return;
43383a9a941dSLen Brown 	}
43393a9a941dSLen Brown }
43403a9a941dSLen Brown 
4341ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model)
4342ac980e13SArtem Bityutskiy {
4343ac980e13SArtem Bityutskiy 	if (is_skx(family, model) || is_bdx(family, model))
4344ac980e13SArtem Bityutskiy 		has_automatic_cstate_conversion = 1;
4345ac980e13SArtem Bityutskiy }
4346ac980e13SArtem Bityutskiy 
4347889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4348889facbeSLen Brown {
4349889facbeSLen Brown 	unsigned long long msr;
4350f4896fa5SLen Brown 	unsigned int dts, dts2;
4351889facbeSLen Brown 	int cpu;
4352889facbeSLen Brown 
4353889facbeSLen Brown 	if (!(do_dts || do_ptm))
4354889facbeSLen Brown 		return 0;
4355889facbeSLen Brown 
4356889facbeSLen Brown 	cpu = t->cpu_id;
4357889facbeSLen Brown 
4358889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
4359889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
4360889facbeSLen Brown 		return 0;
4361889facbeSLen Brown 
4362889facbeSLen Brown 	if (cpu_migrate(cpu)) {
4363b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
4364889facbeSLen Brown 		return -1;
4365889facbeSLen Brown 	}
4366889facbeSLen Brown 
4367889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
4368889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
4369889facbeSLen Brown 			return 0;
4370889facbeSLen Brown 
4371889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4372b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
4373889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
4374889facbeSLen Brown 
4375889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
4376889facbeSLen Brown 			return 0;
4377889facbeSLen Brown 
4378889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4379889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4380b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4381889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4382889facbeSLen Brown 	}
4383889facbeSLen Brown 
4384889facbeSLen Brown 
4385f4896fa5SLen Brown 	if (do_dts && debug) {
4386889facbeSLen Brown 		unsigned int resolution;
4387889facbeSLen Brown 
4388889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
4389889facbeSLen Brown 			return 0;
4390889facbeSLen Brown 
4391889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4392889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
4393b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
4394889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
4395889facbeSLen Brown 
4396889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
4397889facbeSLen Brown 			return 0;
4398889facbeSLen Brown 
4399889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4400889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4401b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4402889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4403889facbeSLen Brown 	}
4404889facbeSLen Brown 
4405889facbeSLen Brown 	return 0;
4406889facbeSLen Brown }
4407889facbeSLen Brown 
4408889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
4409889facbeSLen Brown {
4410b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
4411889facbeSLen Brown 		cpu, label,
4412889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
4413889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
4414889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
4415889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
4416889facbeSLen Brown 
4417889facbeSLen Brown 	return;
4418889facbeSLen Brown }
4419889facbeSLen Brown 
4420889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4421889facbeSLen Brown {
4422889facbeSLen Brown 	unsigned long long msr;
44239392bd98SCalvin Walton 	const char *msr_name;
4424889facbeSLen Brown 	int cpu;
4425889facbeSLen Brown 
4426889facbeSLen Brown 	if (!do_rapl)
4427889facbeSLen Brown 		return 0;
4428889facbeSLen Brown 
4429889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
4430889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4431889facbeSLen Brown 		return 0;
4432889facbeSLen Brown 
4433889facbeSLen Brown 	cpu = t->cpu_id;
4434889facbeSLen Brown 	if (cpu_migrate(cpu)) {
4435b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
4436889facbeSLen Brown 		return -1;
4437889facbeSLen Brown 	}
4438889facbeSLen Brown 
44399392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
44409392bd98SCalvin Walton 		msr_name = "MSR_RAPL_PWR_UNIT";
44419392bd98SCalvin Walton 		if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr))
44429392bd98SCalvin Walton 			return -1;
44439392bd98SCalvin Walton 	} else {
44449392bd98SCalvin Walton 		msr_name = "MSR_RAPL_POWER_UNIT";
4445889facbeSLen Brown 		if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
4446889facbeSLen Brown 			return -1;
44479392bd98SCalvin Walton 	}
4448889facbeSLen Brown 
44499392bd98SCalvin Walton 	fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr,
4450144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
445196e47158SLen Brown 
4452144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
4453144b44b1SLen Brown 
4454889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
4455889facbeSLen Brown                 	return -5;
4456889facbeSLen Brown 
4457889facbeSLen Brown 
4458b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4459889facbeSLen Brown 			cpu, msr,
4460889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4461889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4462889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4463889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
4464889facbeSLen Brown 
4465144b44b1SLen Brown 	}
4466144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
4467144b44b1SLen Brown 
4468889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
4469889facbeSLen Brown 			return -9;
4470889facbeSLen Brown 
4471b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
4472889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
4473889facbeSLen Brown 
4474889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
4475b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
4476889facbeSLen Brown 			cpu,
4477889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
4478889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
4479889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
4480889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
4481889facbeSLen Brown 	}
4482889facbeSLen Brown 
44830b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
4484889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
4485889facbeSLen Brown                 	return -6;
4486889facbeSLen Brown 
4487b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4488889facbeSLen Brown 			cpu, msr,
4489889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4490889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4491889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4492889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
44930b2bb692SLen Brown 	}
44940b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
4495889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
4496889facbeSLen Brown 			return -9;
4497b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
4498889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4499889facbeSLen Brown 
4500889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
4501889facbeSLen Brown 	}
4502144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
4503889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
4504889facbeSLen Brown 			return -7;
4505889facbeSLen Brown 
4506b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
4507144b44b1SLen Brown 	}
45089148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
4509889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
4510889facbeSLen Brown 			return -9;
4511b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
4512889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4513889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
4514889facbeSLen Brown 	}
4515889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
4516889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
4517889facbeSLen Brown 			return -8;
4518889facbeSLen Brown 
4519b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
4520889facbeSLen Brown 
4521889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
4522889facbeSLen Brown 			return -9;
4523b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
4524889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4525889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
4526889facbeSLen Brown 	}
4527889facbeSLen Brown 	return 0;
4528889facbeSLen Brown }
4529889facbeSLen Brown 
4530d7899447SLen Brown /*
4531d7899447SLen Brown  * SNB adds support for additional MSRs:
4532d7899447SLen Brown  *
4533d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
4534d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
4535d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
4536d7899447SLen Brown  */
4537103a8feaSLen Brown 
4538d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
4539103a8feaSLen Brown {
4540103a8feaSLen Brown 	if (!genuine_intel)
4541103a8feaSLen Brown 		return 0;
4542103a8feaSLen Brown 
4543103a8feaSLen Brown 	switch (model) {
4544869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4545869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4546869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:		/* IVB */
4547869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:		/* IVB Xeon */
4548c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:		/* HSW */
4549869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:		/* HSW */
455077e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:		/* HSW */
45515e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:		/* HSW */
4552c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:		/* BDW */
45535e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:		/* BDW */
4554869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:		/* BDX */
4555af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:		/* SKL */
4556af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:		/* CNL */
4557869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:		/* SKX */
4558869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:		/* BXT */
4559f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
45605ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
4561f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:		/* EHL */
4562103a8feaSLen Brown 		return 1;
4563103a8feaSLen Brown 	}
4564103a8feaSLen Brown 	return 0;
4565103a8feaSLen Brown }
4566103a8feaSLen Brown 
4567d7899447SLen Brown /*
4568570992fcSLen Brown  * HSW ULT added support for C8/C9/C10 MSRs:
4569d7899447SLen Brown  *
4570d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
4571d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
4572d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
45735a63426eSLen Brown  *
45745a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
45755a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
45765a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
45775a63426eSLen Brown  *
4578d7899447SLen Brown  */
4579570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model)
4580ca58710fSKristen Carlson Accardi {
4581ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
4582ca58710fSKristen Carlson Accardi 		return 0;
4583ca58710fSKristen Carlson Accardi 
4584ca58710fSKristen Carlson Accardi 	switch (model) {
458577e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
4586c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
4587af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4588af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4589869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4590f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4591f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4592ca58710fSKristen Carlson Accardi 		return 1;
4593ca58710fSKristen Carlson Accardi 	}
4594ca58710fSKristen Carlson Accardi 	return 0;
4595ca58710fSKristen Carlson Accardi }
4596ca58710fSKristen Carlson Accardi 
45970b2bb692SLen Brown /*
45980b2bb692SLen Brown  * SKL adds support for additional MSRS:
45990b2bb692SLen Brown  *
46000b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
46010b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
46020b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
46030b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
46040b2bb692SLen Brown  */
46050b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
46060b2bb692SLen Brown {
46070b2bb692SLen Brown 	if (!genuine_intel)
46080b2bb692SLen Brown 		return 0;
46090b2bb692SLen Brown 
46100b2bb692SLen Brown 	switch (model) {
4611af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4612af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
46130b2bb692SLen Brown 		return 1;
46140b2bb692SLen Brown 	}
46150b2bb692SLen Brown 	return 0;
46160b2bb692SLen Brown }
46170b2bb692SLen Brown 
4618144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
4619144b44b1SLen Brown {
4620144b44b1SLen Brown 	if (!genuine_intel)
4621144b44b1SLen Brown 		return 0;
4622144b44b1SLen Brown 	switch (model) {
4623f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
46245ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4625144b44b1SLen Brown 		return 1;
4626144b44b1SLen Brown 	}
4627144b44b1SLen Brown 	return 0;
4628144b44b1SLen Brown }
4629144b44b1SLen Brown 
4630fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
4631fb5d4327SDasaratharaman Chandramouli {
4632fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
4633fb5d4327SDasaratharaman Chandramouli 		return 0;
4634fb5d4327SDasaratharaman Chandramouli 	switch (model) {
4635869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
4636fb5d4327SDasaratharaman Chandramouli 		return 1;
4637fb5d4327SDasaratharaman Chandramouli 	}
4638fb5d4327SDasaratharaman Chandramouli 	return 0;
4639fb5d4327SDasaratharaman Chandramouli }
4640fb5d4327SDasaratharaman Chandramouli 
4641997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model)
4642997e5395SSrinivas Pandruvada {
4643997e5395SSrinivas Pandruvada 	if (!genuine_intel)
4644997e5395SSrinivas Pandruvada 		return 0;
4645997e5395SSrinivas Pandruvada 
4646997e5395SSrinivas Pandruvada 	switch (model) {
4647af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L: /* CNL */
4648997e5395SSrinivas Pandruvada 		return 1;
4649997e5395SSrinivas Pandruvada 	}
4650997e5395SSrinivas Pandruvada 
4651997e5395SSrinivas Pandruvada 	return 0;
4652997e5395SSrinivas Pandruvada }
4653997e5395SSrinivas Pandruvada 
4654b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
4655b2b34dfeSHubert Chrzaniuk {
4656b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
4657b2b34dfeSHubert Chrzaniuk 		return 1024;
4658b2b34dfeSHubert Chrzaniuk 	return 1;
4659b2b34dfeSHubert Chrzaniuk }
4660b2b34dfeSHubert Chrzaniuk 
4661144b44b1SLen Brown #define SLM_BCLK_FREQS 5
4662144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
4663144b44b1SLen Brown 
4664144b44b1SLen Brown double slm_bclk(void)
4665144b44b1SLen Brown {
4666144b44b1SLen Brown 	unsigned long long msr = 3;
4667144b44b1SLen Brown 	unsigned int i;
4668144b44b1SLen Brown 	double freq;
4669144b44b1SLen Brown 
46707ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
4671b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
4672144b44b1SLen Brown 
4673144b44b1SLen Brown 	i = msr & 0xf;
4674144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
4675b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
46760a91e551SColin Ian King 		i = 3;
4677144b44b1SLen Brown 	}
4678144b44b1SLen Brown 	freq = slm_freq_table[i];
4679144b44b1SLen Brown 
468096e47158SLen Brown 	if (!quiet)
4681b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
4682144b44b1SLen Brown 
4683144b44b1SLen Brown 	return freq;
4684144b44b1SLen Brown }
4685144b44b1SLen Brown 
4686103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
4687103a8feaSLen Brown {
4688121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
4689103a8feaSLen Brown 		return 100.00;
4690144b44b1SLen Brown 	else if (is_slm(family, model))
4691144b44b1SLen Brown 		return slm_bclk();
4692103a8feaSLen Brown 	else
4693103a8feaSLen Brown 		return 133.33;
4694103a8feaSLen Brown }
4695103a8feaSLen Brown 
4696889facbeSLen Brown /*
4697889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4698889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
4699889facbeSLen Brown  * This is usually equal to tjMax.
4700889facbeSLen Brown  *
4701889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
4702889facbeSLen Brown  * but also allow cmdline over-ride with -T.
4703889facbeSLen Brown  *
4704889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
4705889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
4706889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
4707889facbeSLen Brown  */
4708889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4709889facbeSLen Brown {
4710889facbeSLen Brown 	unsigned long long msr;
4711889facbeSLen Brown 	unsigned int target_c_local;
4712889facbeSLen Brown 	int cpu;
4713889facbeSLen Brown 
4714889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
4715889facbeSLen Brown 	if (!(do_dts || do_ptm))
4716889facbeSLen Brown 		return 0;
4717889facbeSLen Brown 
4718889facbeSLen Brown 	/* this is a per-package concept */
4719889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4720889facbeSLen Brown 		return 0;
4721889facbeSLen Brown 
4722889facbeSLen Brown 	cpu = t->cpu_id;
4723889facbeSLen Brown 	if (cpu_migrate(cpu)) {
4724b7d8c148SLen Brown 		fprintf(outf, "Could not migrate to CPU %d\n", cpu);
4725889facbeSLen Brown 		return -1;
4726889facbeSLen Brown 	}
4727889facbeSLen Brown 
4728889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
4729889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
4730b7d8c148SLen Brown 		fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n",
4731889facbeSLen Brown 			cpu, tcc_activation_temp);
4732889facbeSLen Brown 		return 0;
4733889facbeSLen Brown 	}
4734889facbeSLen Brown 
4735889facbeSLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
4736d7899447SLen Brown 	if (!do_nhm_platform_info)
4737889facbeSLen Brown 		goto guess;
4738889facbeSLen Brown 
47397ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
4740889facbeSLen Brown 		goto guess;
4741889facbeSLen Brown 
47423482124aSJean Delvare 	target_c_local = (msr >> 16) & 0xFF;
4743889facbeSLen Brown 
474496e47158SLen Brown 	if (!quiet)
4745b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n",
4746889facbeSLen Brown 			cpu, msr, target_c_local);
4747889facbeSLen Brown 
47483482124aSJean Delvare 	if (!target_c_local)
4749889facbeSLen Brown 		goto guess;
4750889facbeSLen Brown 
4751889facbeSLen Brown 	tcc_activation_temp = target_c_local;
4752889facbeSLen Brown 
4753889facbeSLen Brown 	return 0;
4754889facbeSLen Brown 
4755889facbeSLen Brown guess:
4756889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
4757b7d8c148SLen Brown 	fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n",
4758889facbeSLen Brown 		cpu, tcc_activation_temp);
4759889facbeSLen Brown 
4760889facbeSLen Brown 	return 0;
4761889facbeSLen Brown }
476269807a63SLen Brown 
4763aa8d8cc7SLen Brown void decode_feature_control_msr(void)
4764aa8d8cc7SLen Brown {
4765aa8d8cc7SLen Brown 	unsigned long long msr;
4766aa8d8cc7SLen Brown 
4767f6505c88SSean Christopherson 	if (!get_msr(base_cpu, MSR_IA32_FEAT_CTL, &msr))
4768aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
4769aa8d8cc7SLen Brown 			base_cpu, msr,
4770f6505c88SSean Christopherson 			msr & FEAT_CTL_LOCKED ? "" : "UN-",
4771aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
4772aa8d8cc7SLen Brown }
4773aa8d8cc7SLen Brown 
477469807a63SLen Brown void decode_misc_enable_msr(void)
477569807a63SLen Brown {
477669807a63SLen Brown 	unsigned long long msr;
477769807a63SLen Brown 
4778f26b1519SLen Brown 	if (!genuine_intel)
4779f26b1519SLen Brown 		return;
4780f26b1519SLen Brown 
478169807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
4782e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
478369807a63SLen Brown 			base_cpu, msr,
4784e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
4785e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
4786fd3933caSLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-",
4787e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
4788e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
478969807a63SLen Brown }
479069807a63SLen Brown 
479133148d67SLen Brown void decode_misc_feature_control(void)
479233148d67SLen Brown {
479333148d67SLen Brown 	unsigned long long msr;
479433148d67SLen Brown 
479533148d67SLen Brown 	if (!has_misc_feature_control)
479633148d67SLen Brown 		return;
479733148d67SLen Brown 
479833148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
479933148d67SLen Brown 		fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
480033148d67SLen Brown 			base_cpu, msr,
480133148d67SLen Brown 			msr & (0 << 0) ? "No-" : "",
480233148d67SLen Brown 			msr & (1 << 0) ? "No-" : "",
480333148d67SLen Brown 			msr & (2 << 0) ? "No-" : "",
480433148d67SLen Brown 			msr & (3 << 0) ? "No-" : "");
480533148d67SLen Brown }
4806f0057310SLen Brown /*
4807f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
4808f0057310SLen Brown  *
4809f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
4810f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
4811f0057310SLen Brown  * bit[1] less so...
4812f0057310SLen Brown  */
4813f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
4814f0057310SLen Brown {
4815f0057310SLen Brown 	unsigned long long msr;
4816f0057310SLen Brown 
4817f0057310SLen Brown 	if (!do_nhm_platform_info)
4818f0057310SLen Brown 		return;
4819f0057310SLen Brown 
4820cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
4821cf4cbe53SLen Brown 		return;
4822cf4cbe53SLen Brown 
4823f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
4824ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
4825f0057310SLen Brown 			base_cpu, msr,
4826f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
4827ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
4828ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
4829f0057310SLen Brown }
483071616c8eSLen Brown /*
483171616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
483271616c8eSLen Brown  *
483371616c8eSLen Brown  * This MSRs are present on Silvermont processors,
483471616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
483571616c8eSLen Brown  */
483671616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
483771616c8eSLen Brown {
483871616c8eSLen Brown 	unsigned long long msr;
483971616c8eSLen Brown 
484071616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
484171616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
484271616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
484371616c8eSLen Brown 
484471616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
484571616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
484671616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
484771616c8eSLen Brown }
48487f5c258eSLen Brown 
4849f5a4c76aSLen Brown /*
4850f5a4c76aSLen Brown  * When models are the same, for the purpose of turbostat, reuse
4851f5a4c76aSLen Brown  */
4852f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model)
4853f5a4c76aSLen Brown {
4854f5a4c76aSLen Brown 
4855f5a4c76aSLen Brown 	switch(model) {
4856f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
4857f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
4858f5a4c76aSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
4859f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
4860f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
4861f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM;
4862f5a4c76aSLen Brown 
4863f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
4864f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
4865f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM_EX;
4866f5a4c76aSLen Brown 
4867f5a4c76aSLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
4868f5a4c76aSLen Brown 		return INTEL_FAM6_XEON_PHI_KNL;
4869f5a4c76aSLen Brown 
4870f5a4c76aSLen Brown 	case INTEL_FAM6_BROADWELL_X:
48715ebb34edSPeter Zijlstra 	case INTEL_FAM6_BROADWELL_D:	/* BDX-DE */
4872f5a4c76aSLen Brown 		return INTEL_FAM6_BROADWELL_X;
4873f5a4c76aSLen Brown 
4874af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:
4875c66f78a6SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE:
4876af239c44SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE_L:
4877c66f78a6SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE:
4878081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE_L:
4879081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE:
4880af239c44SPeter Zijlstra 		return INTEL_FAM6_SKYLAKE_L;
4881937807d3SLen Brown 
4882af239c44SPeter Zijlstra 	case INTEL_FAM6_ICELAKE_L:
4883d93ea567SRajneesh Bhardwaj 	case INTEL_FAM6_ICELAKE_NNPI:
48844bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE_L:
48854bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE:
4886af239c44SPeter Zijlstra 		return INTEL_FAM6_CANNONLAKE_L;
4887b62b3184SZhang Rui 
488877e5517cSIngo Molnar 	case INTEL_FAM6_ATOM_TREMONT_D:
488977e5517cSIngo Molnar 		return INTEL_FAM6_ATOM_GOLDMONT_D;
489023274fafSChen Yu 
4891d7814c30SChen Yu 	case INTEL_FAM6_ATOM_TREMONT_L:
4892d7814c30SChen Yu 		return INTEL_FAM6_ATOM_TREMONT;
4893d7814c30SChen Yu 
489423274fafSChen Yu 	case INTEL_FAM6_ICELAKE_X:
489523274fafSChen Yu 		return INTEL_FAM6_SKYLAKE_X;
4896f5a4c76aSLen Brown 	}
4897f5a4c76aSLen Brown 	return model;
4898f5a4c76aSLen Brown }
4899d76bb7a0SLen Brown 
4900d76bb7a0SLen Brown void print_dev_latency(void)
4901d76bb7a0SLen Brown {
4902d76bb7a0SLen Brown 	char *path = "/dev/cpu_dma_latency";
4903d76bb7a0SLen Brown 	int fd;
4904d76bb7a0SLen Brown 	int value;
4905d76bb7a0SLen Brown 	int retval;
4906d76bb7a0SLen Brown 
4907d76bb7a0SLen Brown 	fd = open(path, O_RDONLY);
4908d76bb7a0SLen Brown 	if (fd < 0) {
4909d76bb7a0SLen Brown 		warn("fopen %s\n", path);
4910d76bb7a0SLen Brown 		return;
4911d76bb7a0SLen Brown 	}
4912d76bb7a0SLen Brown 
4913d76bb7a0SLen Brown 	retval = read(fd, (void *)&value, sizeof(int));
4914d76bb7a0SLen Brown 	if (retval != sizeof(int)) {
4915d76bb7a0SLen Brown 		warn("read %s\n", path);
4916d76bb7a0SLen Brown 		close(fd);
4917d76bb7a0SLen Brown 		return;
4918d76bb7a0SLen Brown 	}
4919d76bb7a0SLen Brown 	fprintf(outf, "/dev/cpu_dma_latency: %d usec (%s)\n",
4920d76bb7a0SLen Brown 		value, value == 2000000000 ? "default" : "constrained");
4921d76bb7a0SLen Brown 
4922d76bb7a0SLen Brown 	close(fd);
4923d76bb7a0SLen Brown }
4924d76bb7a0SLen Brown 
4925fcd17211SLen Brown void process_cpuid()
4926103a8feaSLen Brown {
492734041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
492834041551SLen Brown 	unsigned int fms, family, model, stepping, ecx_flags, edx_flags;
4929b3a34e93SLen Brown 	unsigned int has_turbo;
4930103a8feaSLen Brown 
4931103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
4932103a8feaSLen Brown 
49335aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
4934103a8feaSLen Brown 
493534041551SLen Brown 	if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69)
4936103a8feaSLen Brown 		genuine_intel = 1;
493734041551SLen Brown 	else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65)
493834041551SLen Brown 		authentic_amd = 1;
4939c1c10cc7SPu Wen 	else if (ebx == 0x6f677948 && ecx == 0x656e6975 && edx == 0x6e65476e)
4940c1c10cc7SPu Wen 		hygon_genuine = 1;
4941103a8feaSLen Brown 
494296e47158SLen Brown 	if (!quiet)
4943b7d8c148SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s ",
4944103a8feaSLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx);
4945103a8feaSLen Brown 
49465aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
4947103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
4948103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
4949103a8feaSLen Brown 	stepping = fms & 0xf;
49505aa3d1a2SCalvin Walton 	if (family == 0xf)
49515aa3d1a2SCalvin Walton 		family += (fms >> 20) & 0xff;
49525aa3d1a2SCalvin Walton 	if (family >= 6)
4953103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
495434041551SLen Brown 	ecx_flags = ecx;
495534041551SLen Brown 	edx_flags = edx;
4956103a8feaSLen Brown 
4957103a8feaSLen Brown 	/*
4958103a8feaSLen Brown 	 * check max extended function levels of CPUID.
4959103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
4960103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
4961103a8feaSLen Brown 	 */
4962103a8feaSLen Brown 	ebx = ecx = edx = 0;
49635aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
4964103a8feaSLen Brown 
496534041551SLen Brown 	if (!quiet) {
496634041551SLen Brown 		fprintf(outf, "0x%x CPUID levels; 0x%x xlevels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n",
496734041551SLen Brown 			max_level, max_extended_level, family, model, stepping, family, model, stepping);
496834041551SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n",
496934041551SLen Brown 			ecx_flags & (1 << 0) ? "SSE3" : "-",
497034041551SLen Brown 			ecx_flags & (1 << 3) ? "MONITOR" : "-",
497134041551SLen Brown 			ecx_flags & (1 << 6) ? "SMX" : "-",
497234041551SLen Brown 			ecx_flags & (1 << 7) ? "EIST" : "-",
497334041551SLen Brown 			ecx_flags & (1 << 8) ? "TM2" : "-",
497434041551SLen Brown 			edx_flags & (1 << 4) ? "TSC" : "-",
497534041551SLen Brown 			edx_flags & (1 << 5) ? "MSR" : "-",
497634041551SLen Brown 			edx_flags & (1 << 22) ? "ACPI-TM" : "-",
497734041551SLen Brown 			edx_flags & (1 << 28) ? "HT" : "-",
497834041551SLen Brown 			edx_flags & (1 << 29) ? "TM" : "-");
497934041551SLen Brown 	}
4980f5a4c76aSLen Brown 	if (genuine_intel)
4981f5a4c76aSLen Brown 		model = intel_model_duplicates(model);
498234041551SLen Brown 
498334041551SLen Brown 	if (!(edx_flags & (1 << 5)))
498434041551SLen Brown 		errx(1, "CPUID: no MSR");
498534041551SLen Brown 
498661a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
4987103a8feaSLen Brown 
4988103a8feaSLen Brown 		/*
4989103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
4990103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
4991103a8feaSLen Brown 		 */
49925aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
49938209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
4994d7899447SLen Brown 	}
4995103a8feaSLen Brown 
4996103a8feaSLen Brown 	/*
4997103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
4998103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
4999103a8feaSLen Brown 	 */
5000103a8feaSLen Brown 
50015aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
50028209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
5003812db3f7SLen Brown 	if (has_aperf) {
5004812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
5005812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
5006812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
5007812db3f7SLen Brown 	}
5008889facbeSLen Brown 	do_dts = eax & (1 << 0);
5009812db3f7SLen Brown 	if (do_dts)
5010812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
5011b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
5012889facbeSLen Brown 	do_ptm = eax & (1 << 6);
5013812db3f7SLen Brown 	if (do_ptm)
5014812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
50157f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
50167f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
50177f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
50187f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
50197f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
5020889facbeSLen Brown 	has_epb = ecx & (1 << 3);
5021889facbeSLen Brown 
502296e47158SLen Brown 	if (!quiet)
5023b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
50247f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
50257f5c258eSLen Brown 			has_aperf ? "" : "No-",
5026b3a34e93SLen Brown 			has_turbo ? "" : "No-",
50277f5c258eSLen Brown 			do_dts ? "" : "No-",
50287f5c258eSLen Brown 			do_ptm ? "" : "No-",
50297f5c258eSLen Brown 			has_hwp ? "" : "No-",
50307f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
50317f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
50327f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
50337f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
50347f5c258eSLen Brown 			has_epb ? "" : "No-");
5035103a8feaSLen Brown 
503696e47158SLen Brown 	if (!quiet)
503769807a63SLen Brown 		decode_misc_enable_msr();
503869807a63SLen Brown 
503933148d67SLen Brown 
504096e47158SLen Brown 	if (max_level >= 0x7 && !quiet) {
5041aa8d8cc7SLen Brown 		int has_sgx;
5042aa8d8cc7SLen Brown 
5043aa8d8cc7SLen Brown 		ecx = 0;
5044aa8d8cc7SLen Brown 
5045aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
5046aa8d8cc7SLen Brown 
5047aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
5048aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
5049aa8d8cc7SLen Brown 
5050aa8d8cc7SLen Brown 		if (has_sgx)
5051aa8d8cc7SLen Brown 			decode_feature_control_msr();
5052aa8d8cc7SLen Brown 	}
5053aa8d8cc7SLen Brown 
505461a87ba7SLen Brown 	if (max_level >= 0x15) {
50558a5bdf41SLen Brown 		unsigned int eax_crystal;
50568a5bdf41SLen Brown 		unsigned int ebx_tsc;
50578a5bdf41SLen Brown 
50588a5bdf41SLen Brown 		/*
50598a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
50608a5bdf41SLen Brown 		 */
50618a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
50625aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
50638a5bdf41SLen Brown 
50648a5bdf41SLen Brown 		if (ebx_tsc != 0) {
50658a5bdf41SLen Brown 
506696e47158SLen Brown 			if (!quiet && (ebx != 0))
5067b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
50688a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
50698a5bdf41SLen Brown 
50708a5bdf41SLen Brown 			if (crystal_hz == 0)
50718a5bdf41SLen Brown 				switch(model) {
5072af239c44SPeter Zijlstra 				case INTEL_FAM6_SKYLAKE_L:	/* SKL */
5073e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
5074e8efbc80SLen Brown 					break;
50755ebb34edSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
5076ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
5077ec53e594SLen Brown 					break;
5078869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
5079f2c4db1bSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
5080e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
50818a5bdf41SLen Brown 					break;
50828a5bdf41SLen Brown 				default:
50838a5bdf41SLen Brown 					crystal_hz = 0;
50848a5bdf41SLen Brown 			}
50858a5bdf41SLen Brown 
50868a5bdf41SLen Brown 			if (crystal_hz) {
50878a5bdf41SLen Brown 				tsc_hz =  (unsigned long long) crystal_hz * ebx_tsc / eax_crystal;
508896e47158SLen Brown 				if (!quiet)
5089b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
50908a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc,  eax_crystal);
50918a5bdf41SLen Brown 			}
50928a5bdf41SLen Brown 		}
50938a5bdf41SLen Brown 	}
509461a87ba7SLen Brown 	if (max_level >= 0x16) {
509561a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
509661a87ba7SLen Brown 
509761a87ba7SLen Brown 		/*
509861a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
509961a87ba7SLen Brown 		 */
510061a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
510161a87ba7SLen Brown 
51025aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
510396e47158SLen Brown 		if (!quiet)
5104b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
510561a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
510661a87ba7SLen Brown 	}
51078a5bdf41SLen Brown 
5108b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
5109b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
5110b2b34dfeSHubert Chrzaniuk 
5111812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
5112812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
5113812db3f7SLen Brown 
5114812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
5115812db3f7SLen Brown 		do_nhm_platform_info = 1;
5116812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
5117812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
5118812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
5119812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
5120812db3f7SLen Brown 	}
5121d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
5122812db3f7SLen Brown 
5123812db3f7SLen Brown 	if (do_snb_cstates)
5124812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
5125812db3f7SLen Brown 
51265a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
51270f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__2))
51280f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc2);
51290f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__3)
51300f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc3);
51310f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__6)
51320f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
51330f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__7))
51340f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc7);
51350539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
51360f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc2);
51370f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
51380f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
51390f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
51400539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
51410539ba11SLen Brown 		use_c1_residency_msr = 1;
51420539ba11SLen Brown 	}
51437170a374SLen Brown 	if (is_dnv(family, model)) {
51447170a374SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
51457170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
51467170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
51477170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
51487170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
51497170a374SLen Brown 		use_c1_residency_msr = 1;
51507170a374SLen Brown 	}
515134c76197SLen Brown 	if (is_skx(family, model)) {
515234c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
515334c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
515434c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
515534c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
515634c76197SLen Brown 	}
5157ade0ebacSLen Brown 	if (is_bdx(family, model)) {
5158ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
5159ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
5160ade0ebacSLen Brown 	}
5161570992fcSLen Brown 	if (has_c8910_msrs(family, model)) {
51620f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc8);
51630f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc9);
51640f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc10);
51650f47c08dSLen Brown 	}
5166570992fcSLen Brown 	do_irtl_hsw = has_c8910_msrs(family, model);
5167a99d8730SLen Brown 	if (has_skl_msrs(family, model)) {
5168a99d8730SLen Brown 		BIC_PRESENT(BIC_Totl_c0);
5169a99d8730SLen Brown 		BIC_PRESENT(BIC_Any_c0);
5170a99d8730SLen Brown 		BIC_PRESENT(BIC_GFX_c0);
5171a99d8730SLen Brown 		BIC_PRESENT(BIC_CPUGFX);
5172a99d8730SLen Brown 	}
5173144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
5174fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates  = is_knl(family, model);
5175103a8feaSLen Brown 
5176f6708400SChen Yu 	if (do_slm_cstates || do_knl_cstates || is_cnl(family, model) ||
5177f6708400SChen Yu 	    is_ehl(family, model))
5178562855eeSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
5179103a8feaSLen Brown 
518096e47158SLen Brown 	if (!quiet)
5181f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
5182f0057310SLen Brown 
518396e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
518471616c8eSLen Brown 		decode_c6_demotion_policy_msr();
518571616c8eSLen Brown 
5186889facbeSLen Brown 	rapl_probe(family, model);
51873a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
5188ac980e13SArtem Bityutskiy 	automatic_cstate_conversion_probe(family, model);
5189889facbeSLen Brown 
519096e47158SLen Brown 	if (!quiet)
51911b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
5192fcd17211SLen Brown 
519341618e63SLen Brown 	if (!quiet)
5194d76bb7a0SLen Brown 		print_dev_latency();
5195d76bb7a0SLen Brown 	if (!quiet)
519641618e63SLen Brown 		dump_sysfs_cstate_config();
51977293fccdSLen Brown 	if (!quiet)
51987293fccdSLen Brown 		dump_sysfs_pstate_config();
519941618e63SLen Brown 
5200a2b7b749SLen Brown 	if (has_skl_msrs(family, model))
5201a2b7b749SLen Brown 		calculate_tsc_tweak();
5202a2b7b749SLen Brown 
5203812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
5204812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
5205fdf676e5SLen Brown 
5206812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
5207812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
520827d47356SLen Brown 
5209be0e54c4SLen Brown 	if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK))
5210be0e54c4SLen Brown 		BIC_PRESENT(BIC_CPU_LPI);
5211be0e54c4SLen Brown 	else
5212be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_LPI);
5213be0e54c4SLen Brown 
52141f81c5efSLen Brown 	if (!access(sys_lpi_file_sysfs, R_OK)) {
52151f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_sysfs;
5216be0e54c4SLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
52171f81c5efSLen Brown 	} else if (!access(sys_lpi_file_debugfs, R_OK)) {
52181f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_debugfs;
52191f81c5efSLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
52201f81c5efSLen Brown 	} else {
52211f81c5efSLen Brown 		sys_lpi_file_sysfs = NULL;
5222be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_SYS_LPI);
52231f81c5efSLen Brown 	}
5224be0e54c4SLen Brown 
522596e47158SLen Brown 	if (!quiet)
522633148d67SLen Brown 		decode_misc_feature_control();
522733148d67SLen Brown 
5228889facbeSLen Brown 	return;
5229103a8feaSLen Brown }
5230103a8feaSLen Brown 
5231103a8feaSLen Brown /*
5232103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
5233103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
5234103a8feaSLen Brown  */
5235103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
5236103a8feaSLen Brown {
5237103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
5238103a8feaSLen Brown 		return 1;
5239103a8feaSLen Brown 	else
5240103a8feaSLen Brown 		return 0;
5241103a8feaSLen Brown }
5242103a8feaSLen Brown 
5243103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
5244103a8feaSLen Brown {
5245103a8feaSLen Brown 	return 0;
5246103a8feaSLen Brown }
5247103a8feaSLen Brown 
5248c98d5d94SLen Brown void topology_probe()
5249c98d5d94SLen Brown {
5250c98d5d94SLen Brown 	int i;
5251c98d5d94SLen Brown 	int max_core_id = 0;
5252c98d5d94SLen Brown 	int max_package_id = 0;
52536de68fe1SLen Brown 	int max_die_id = 0;
5254c98d5d94SLen Brown 	int max_siblings = 0;
5255c98d5d94SLen Brown 
5256c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
5257843c5791SPrarit Bhargava 	set_max_cpu_num();
5258c98d5d94SLen Brown 	topo.num_cpus = 0;
5259c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
5260c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
5261812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
5262c98d5d94SLen Brown 
5263d8af6f5fSLen Brown 	if (debug > 1)
5264b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
5265c98d5d94SLen Brown 
5266c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
5267b2c95d90SJosh Triplett 	if (cpus == NULL)
5268b2c95d90SJosh Triplett 		err(1, "calloc cpus");
5269c98d5d94SLen Brown 
5270c98d5d94SLen Brown 	/*
5271c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
5272c98d5d94SLen Brown 	 */
5273c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
5274b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
5275b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5276c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5277c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
5278c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
5279c98d5d94SLen Brown 
5280c98d5d94SLen Brown 	/*
52811ef7d21aSLen Brown 	 * Validate that all cpus in cpu_subset are also in cpu_present_set
52821ef7d21aSLen Brown 	 */
52831ef7d21aSLen Brown 	for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) {
52841ef7d21aSLen Brown 		if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset))
52851ef7d21aSLen Brown 			if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set))
52861ef7d21aSLen Brown 				err(1, "cpu%d not present", i);
52871ef7d21aSLen Brown 	}
52881ef7d21aSLen Brown 
52891ef7d21aSLen Brown 	/*
5290c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
5291c98d5d94SLen Brown 	 */
5292c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
5293b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
5294b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5295c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5296c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
5297c98d5d94SLen Brown 
52988cb48b32SPrarit Bhargava 	for_all_proc_cpus(init_thread_id);
5299c98d5d94SLen Brown 
5300c98d5d94SLen Brown 	/*
5301c98d5d94SLen Brown 	 * For online cpus
5302c98d5d94SLen Brown 	 * find max_core_id, max_package_id
5303c98d5d94SLen Brown 	 */
5304c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
5305c98d5d94SLen Brown 		int siblings;
5306c98d5d94SLen Brown 
5307c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
5308d8af6f5fSLen Brown 			if (debug > 1)
5309b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
5310c98d5d94SLen Brown 			continue;
5311c98d5d94SLen Brown 		}
5312c98d5d94SLen Brown 
53130e2d8f05SLen Brown 		cpus[i].logical_cpu_id = i;
53140e2d8f05SLen Brown 
53150e2d8f05SLen Brown 		/* get package information */
5316c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
5317c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
5318c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
5319c98d5d94SLen Brown 
53206de68fe1SLen Brown 		/* get die information */
53216de68fe1SLen Brown 		cpus[i].die_id = get_die_id(i);
53226de68fe1SLen Brown 		if (cpus[i].die_id > max_die_id)
53236de68fe1SLen Brown 			max_die_id = cpus[i].die_id;
53246de68fe1SLen Brown 
53250e2d8f05SLen Brown 		/* get numa node information */
5326ef605741SPrarit Bhargava 		cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
5327ef605741SPrarit Bhargava 		if (cpus[i].physical_node_id > topo.max_node_num)
5328ef605741SPrarit Bhargava 			topo.max_node_num = cpus[i].physical_node_id;
53290e2d8f05SLen Brown 
53300e2d8f05SLen Brown 		/* get core information */
53310e2d8f05SLen Brown 		cpus[i].physical_core_id = get_core_id(i);
53320e2d8f05SLen Brown 		if (cpus[i].physical_core_id > max_core_id)
53330e2d8f05SLen Brown 			max_core_id = cpus[i].physical_core_id;
53340e2d8f05SLen Brown 
53350e2d8f05SLen Brown 		/* get thread information */
53360e2d8f05SLen Brown 		siblings = get_thread_siblings(&cpus[i]);
5337c98d5d94SLen Brown 		if (siblings > max_siblings)
5338c98d5d94SLen Brown 			max_siblings = siblings;
53394f206a0fSArtem Bityutskiy 		if (cpus[i].thread_id == 0)
53408cb48b32SPrarit Bhargava 			topo.num_cores++;
5341c98d5d94SLen Brown 	}
5342ef605741SPrarit Bhargava 
534370a9c6e8SPrarit Bhargava 	topo.cores_per_node = max_core_id + 1;
5344d8af6f5fSLen Brown 	if (debug > 1)
5345b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
534670a9c6e8SPrarit Bhargava 			max_core_id, topo.cores_per_node);
534770a9c6e8SPrarit Bhargava 	if (!summary_only && topo.cores_per_node > 1)
5348812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
5349c98d5d94SLen Brown 
53506de68fe1SLen Brown 	topo.num_die = max_die_id + 1;
53516de68fe1SLen Brown 	if (debug > 1)
53526de68fe1SLen Brown 		fprintf(outf, "max_die_id %d, sizing for %d die\n",
53536de68fe1SLen Brown 				max_die_id, topo.num_die);
53546de68fe1SLen Brown 	if (!summary_only && topo.num_die > 1)
53556de68fe1SLen Brown 		BIC_PRESENT(BIC_Die);
53566de68fe1SLen Brown 
5357c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
5358d8af6f5fSLen Brown 	if (debug > 1)
5359b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
5360c98d5d94SLen Brown 			max_package_id, topo.num_packages);
53617da6e3e2SLen Brown 	if (!summary_only && topo.num_packages > 1)
5362812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
5363c98d5d94SLen Brown 
5364ef605741SPrarit Bhargava 	set_node_data();
5365ef605741SPrarit Bhargava 	if (debug > 1)
536670a9c6e8SPrarit Bhargava 		fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg);
536701235041SPrarit Bhargava 	if (!summary_only && topo.nodes_per_pkg > 1)
536801235041SPrarit Bhargava 		BIC_PRESENT(BIC_Node);
5369ef605741SPrarit Bhargava 
537070a9c6e8SPrarit Bhargava 	topo.threads_per_core = max_siblings;
5371d8af6f5fSLen Brown 	if (debug > 1)
5372b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
53732ffbb224SPrarit Bhargava 
53742ffbb224SPrarit Bhargava 	if (debug < 1)
53752ffbb224SPrarit Bhargava 		return;
53762ffbb224SPrarit Bhargava 
53772ffbb224SPrarit Bhargava 	for (i = 0; i <= topo.max_cpu_num; ++i) {
53780ec712e3SLen Brown 		if (cpu_is_not_present(i))
53790ec712e3SLen Brown 			continue;
53802ffbb224SPrarit Bhargava 		fprintf(outf,
53816de68fe1SLen Brown 			"cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n",
53826de68fe1SLen Brown 			i, cpus[i].physical_package_id, cpus[i].die_id,
53832ffbb224SPrarit Bhargava 			cpus[i].physical_node_id,
53842ffbb224SPrarit Bhargava 			cpus[i].logical_node_id,
53852ffbb224SPrarit Bhargava 			cpus[i].physical_core_id,
53862ffbb224SPrarit Bhargava 			cpus[i].thread_id);
53872ffbb224SPrarit Bhargava 	}
53882ffbb224SPrarit Bhargava 
5389c98d5d94SLen Brown }
5390c98d5d94SLen Brown 
5391c98d5d94SLen Brown void
539240f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c,
539340f5cfe7SPrarit Bhargava 		  struct pkg_data **p)
5394c98d5d94SLen Brown {
5395c98d5d94SLen Brown 	int i;
539640f5cfe7SPrarit Bhargava 	int num_cores = topo.cores_per_node * topo.nodes_per_pkg *
539740f5cfe7SPrarit Bhargava 			topo.num_packages;
539840f5cfe7SPrarit Bhargava 	int num_threads = topo.threads_per_core * num_cores;
5399c98d5d94SLen Brown 
540040f5cfe7SPrarit Bhargava 	*t = calloc(num_threads, sizeof(struct thread_data));
5401c98d5d94SLen Brown 	if (*t == NULL)
5402c98d5d94SLen Brown 		goto error;
5403c98d5d94SLen Brown 
540440f5cfe7SPrarit Bhargava 	for (i = 0; i < num_threads; i++)
5405c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
5406c98d5d94SLen Brown 
540740f5cfe7SPrarit Bhargava 	*c = calloc(num_cores, sizeof(struct core_data));
5408c98d5d94SLen Brown 	if (*c == NULL)
5409c98d5d94SLen Brown 		goto error;
5410c98d5d94SLen Brown 
541140f5cfe7SPrarit Bhargava 	for (i = 0; i < num_cores; i++)
5412c98d5d94SLen Brown 		(*c)[i].core_id = -1;
5413c98d5d94SLen Brown 
5414678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
5415c98d5d94SLen Brown 	if (*p == NULL)
5416c98d5d94SLen Brown 		goto error;
5417c98d5d94SLen Brown 
5418c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
5419c98d5d94SLen Brown 		(*p)[i].package_id = i;
5420c98d5d94SLen Brown 
5421c98d5d94SLen Brown 	return;
5422c98d5d94SLen Brown error:
5423b2c95d90SJosh Triplett 	err(1, "calloc counters");
5424c98d5d94SLen Brown }
5425c98d5d94SLen Brown /*
5426c98d5d94SLen Brown  * init_counter()
5427c98d5d94SLen Brown  *
5428c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
5429c98d5d94SLen Brown  */
5430c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
54318cb48b32SPrarit Bhargava 	struct pkg_data *pkg_base, int cpu_id)
5432c98d5d94SLen Brown {
54338cb48b32SPrarit Bhargava 	int pkg_id = cpus[cpu_id].physical_package_id;
543440f5cfe7SPrarit Bhargava 	int node_id = cpus[cpu_id].logical_node_id;
54358cb48b32SPrarit Bhargava 	int core_id = cpus[cpu_id].physical_core_id;
54368cb48b32SPrarit Bhargava 	int thread_id = cpus[cpu_id].thread_id;
5437c98d5d94SLen Brown 	struct thread_data *t;
5438c98d5d94SLen Brown 	struct core_data *c;
5439c98d5d94SLen Brown 	struct pkg_data *p;
5440c98d5d94SLen Brown 
544142dd4520SNathan Ciobanu 
544242dd4520SNathan Ciobanu 	/* Workaround for systems where physical_node_id==-1
544342dd4520SNathan Ciobanu 	 * and logical_node_id==(-1 - topo.num_cpus)
544442dd4520SNathan Ciobanu 	 */
544542dd4520SNathan Ciobanu 	if (node_id < 0)
544642dd4520SNathan Ciobanu 		node_id = 0;
544742dd4520SNathan Ciobanu 
544840f5cfe7SPrarit Bhargava 	t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id);
544940f5cfe7SPrarit Bhargava 	c = GET_CORE(core_base, core_id, node_id, pkg_id);
54508cb48b32SPrarit Bhargava 	p = GET_PKG(pkg_base, pkg_id);
5451c98d5d94SLen Brown 
5452c98d5d94SLen Brown 	t->cpu_id = cpu_id;
54538cb48b32SPrarit Bhargava 	if (thread_id == 0) {
5454c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
5455c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
5456c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
5457c98d5d94SLen Brown 	}
5458c98d5d94SLen Brown 
54598cb48b32SPrarit Bhargava 	c->core_id = core_id;
54608cb48b32SPrarit Bhargava 	p->package_id = pkg_id;
5461c98d5d94SLen Brown }
5462c98d5d94SLen Brown 
5463c98d5d94SLen Brown 
5464c98d5d94SLen Brown int initialize_counters(int cpu_id)
5465c98d5d94SLen Brown {
54668cb48b32SPrarit Bhargava 	init_counter(EVEN_COUNTERS, cpu_id);
54678cb48b32SPrarit Bhargava 	init_counter(ODD_COUNTERS, cpu_id);
5468c98d5d94SLen Brown 	return 0;
5469c98d5d94SLen Brown }
5470c98d5d94SLen Brown 
5471c98d5d94SLen Brown void allocate_output_buffer()
5472c98d5d94SLen Brown {
5473eeb71c95SNaoya Horiguchi 	output_buffer = calloc(1, (1 + topo.num_cpus) * 2048);
5474c98d5d94SLen Brown 	outp = output_buffer;
5475b2c95d90SJosh Triplett 	if (outp == NULL)
5476b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
5477c98d5d94SLen Brown }
547836229897SLen Brown void allocate_fd_percpu(void)
547936229897SLen Brown {
548001a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
548136229897SLen Brown 	if (fd_percpu == NULL)
548236229897SLen Brown 		err(-1, "calloc fd_percpu");
548336229897SLen Brown }
5484562a2d37SLen Brown void allocate_irq_buffers(void)
5485562a2d37SLen Brown {
5486562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
5487562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
5488562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
5489c98d5d94SLen Brown 
549001a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
5491562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
549201a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
5493562a2d37SLen Brown }
5494c98d5d94SLen Brown void setup_all_buffers(void)
5495c98d5d94SLen Brown {
5496c98d5d94SLen Brown 	topology_probe();
5497562a2d37SLen Brown 	allocate_irq_buffers();
549836229897SLen Brown 	allocate_fd_percpu();
5499c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
5500c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
5501c98d5d94SLen Brown 	allocate_output_buffer();
5502c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
5503c98d5d94SLen Brown }
55043b4d5c7fSAndy Shevchenko 
55057ce7d5deSPrarit Bhargava void set_base_cpu(void)
55067ce7d5deSPrarit Bhargava {
55077ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
55087ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
55097ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
55107ce7d5deSPrarit Bhargava 
55117ce7d5deSPrarit Bhargava 	if (debug > 1)
5512b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
55137ce7d5deSPrarit Bhargava }
55147ce7d5deSPrarit Bhargava 
5515103a8feaSLen Brown void turbostat_init()
5516103a8feaSLen Brown {
55177ce7d5deSPrarit Bhargava 	setup_all_buffers();
55187ce7d5deSPrarit Bhargava 	set_base_cpu();
5519103a8feaSLen Brown 	check_dev_msr();
552098481e79SLen Brown 	check_permissions();
5521fcd17211SLen Brown 	process_cpuid();
5522103a8feaSLen Brown 
5523103a8feaSLen Brown 
552496e47158SLen Brown 	if (!quiet)
55257f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
55267f5c258eSLen Brown 
552796e47158SLen Brown 	if (!quiet)
5528889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
5529889facbeSLen Brown 
553096e47158SLen Brown 	if (!quiet)
55313a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
55323a9a941dSLen Brown 
553396e47158SLen Brown 	if (!quiet)
5534889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
5535889facbeSLen Brown 
5536889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
5537889facbeSLen Brown 
553896e47158SLen Brown 	if (!quiet)
5539889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
55405a63426eSLen Brown 
554196e47158SLen Brown 	if (!quiet && do_irtl_snb)
55425a63426eSLen Brown 		print_irtl();
5543103a8feaSLen Brown }
5544103a8feaSLen Brown 
5545103a8feaSLen Brown int fork_it(char **argv)
5546103a8feaSLen Brown {
5547103a8feaSLen Brown 	pid_t child_pid;
5548d91bb17cSLen Brown 	int status;
5549d15cf7c1SLen Brown 
5550218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5551d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
55524c2122d4SLen Brown 	first_counter_read = 0;
5553d91bb17cSLen Brown 	if (status)
5554d91bb17cSLen Brown 		exit(status);
5555d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
5556d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
5557103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
5558103a8feaSLen Brown 
5559103a8feaSLen Brown 	child_pid = fork();
5560103a8feaSLen Brown 	if (!child_pid) {
5561103a8feaSLen Brown 		/* child */
5562103a8feaSLen Brown 		execvp(argv[0], argv);
55630815a3d0SLen Brown 		err(errno, "exec %s", argv[0]);
5564103a8feaSLen Brown 	} else {
5565103a8feaSLen Brown 
5566103a8feaSLen Brown 		/* parent */
5567b2c95d90SJosh Triplett 		if (child_pid == -1)
5568b2c95d90SJosh Triplett 			err(1, "fork");
5569103a8feaSLen Brown 
5570103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
5571103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
5572b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
5573b2c95d90SJosh Triplett 			err(status, "waitpid");
55742a954966SDavid Arcari 
55752a954966SDavid Arcari 		if (WIFEXITED(status))
55762a954966SDavid Arcari 			status = WEXITSTATUS(status);
5577103a8feaSLen Brown 	}
5578c98d5d94SLen Brown 	/*
5579c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
5580c98d5d94SLen Brown 	 * because re-starting is problematic when forking
5581c98d5d94SLen Brown 	 */
5582218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5583c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
5584103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
5585103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
5586ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
5587ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
5588ba3dec99SLen Brown 	else {
5589c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
5590c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
5591ba3dec99SLen Brown 	}
5592103a8feaSLen Brown 
5593b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
5594b7d8c148SLen Brown 
5595b7d8c148SLen Brown 	flush_output_stderr();
5596103a8feaSLen Brown 
5597d91bb17cSLen Brown 	return status;
5598103a8feaSLen Brown }
5599103a8feaSLen Brown 
56003b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
56013b4d5c7fSAndy Shevchenko {
56023b4d5c7fSAndy Shevchenko 	int status;
56033b4d5c7fSAndy Shevchenko 
5604218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
56053b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
56063b4d5c7fSAndy Shevchenko 	if (status)
56073b4d5c7fSAndy Shevchenko 		return status;
56083b4d5c7fSAndy Shevchenko 
56093b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
56103b4d5c7fSAndy Shevchenko 	if (status)
56113b4d5c7fSAndy Shevchenko 		return status;
56123b4d5c7fSAndy Shevchenko 
5613b7d8c148SLen Brown 	flush_output_stdout();
56143b4d5c7fSAndy Shevchenko 
56153b4d5c7fSAndy Shevchenko 	return status;
56163b4d5c7fSAndy Shevchenko }
56173b4d5c7fSAndy Shevchenko 
5618d8af6f5fSLen Brown void print_version() {
5619b95fffb9SLen Brown 	fprintf(outf, "turbostat version 20.03.20"
5620d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
5621d8af6f5fSLen Brown }
5622d8af6f5fSLen Brown 
5623495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name,
5624495c7654SLen Brown 	unsigned int width, enum counter_scope scope,
562541618e63SLen Brown 	enum counter_type type, enum counter_format format, int flags)
5626388e9c81SLen Brown {
5627388e9c81SLen Brown 	struct msr_counter *msrp;
5628388e9c81SLen Brown 
5629388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
5630388e9c81SLen Brown 	if (msrp == NULL) {
5631388e9c81SLen Brown 		perror("calloc");
5632388e9c81SLen Brown 		exit(1);
5633388e9c81SLen Brown 	}
5634388e9c81SLen Brown 
5635388e9c81SLen Brown 	msrp->msr_num = msr_num;
5636d8d005baSLen Brown 	strncpy(msrp->name, name, NAME_BYTES - 1);
5637495c7654SLen Brown 	if (path)
5638d8d005baSLen Brown 		strncpy(msrp->path, path, PATH_BYTES - 1);
5639388e9c81SLen Brown 	msrp->width = width;
5640388e9c81SLen Brown 	msrp->type = type;
5641388e9c81SLen Brown 	msrp->format = format;
564241618e63SLen Brown 	msrp->flags = flags;
5643388e9c81SLen Brown 
5644388e9c81SLen Brown 	switch (scope) {
5645388e9c81SLen Brown 
5646388e9c81SLen Brown 	case SCOPE_CPU:
5647388e9c81SLen Brown 		msrp->next = sys.tp;
5648388e9c81SLen Brown 		sys.tp = msrp;
5649678a3bd1SLen Brown 		sys.added_thread_counters++;
56500748eaf0SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) {
5651678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
5652678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5653678a3bd1SLen Brown 			exit(-1);
5654678a3bd1SLen Brown 		}
5655388e9c81SLen Brown 		break;
5656388e9c81SLen Brown 
5657388e9c81SLen Brown 	case SCOPE_CORE:
5658388e9c81SLen Brown 		msrp->next = sys.cp;
5659388e9c81SLen Brown 		sys.cp = msrp;
5660678a3bd1SLen Brown 		sys.added_core_counters++;
5661678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
5662678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
5663678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5664678a3bd1SLen Brown 			exit(-1);
5665678a3bd1SLen Brown 		}
5666388e9c81SLen Brown 		break;
5667388e9c81SLen Brown 
5668388e9c81SLen Brown 	case SCOPE_PACKAGE:
5669388e9c81SLen Brown 		msrp->next = sys.pp;
5670388e9c81SLen Brown 		sys.pp = msrp;
5671678a3bd1SLen Brown 		sys.added_package_counters++;
5672678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
5673678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
5674678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5675678a3bd1SLen Brown 			exit(-1);
5676678a3bd1SLen Brown 		}
5677388e9c81SLen Brown 		break;
5678388e9c81SLen Brown 	}
5679388e9c81SLen Brown 
5680388e9c81SLen Brown 	return 0;
5681388e9c81SLen Brown }
5682388e9c81SLen Brown 
5683388e9c81SLen Brown void parse_add_command(char *add_command)
5684388e9c81SLen Brown {
5685388e9c81SLen Brown 	int msr_num = 0;
5686495c7654SLen Brown 	char *path = NULL;
56870f47c08dSLen Brown 	char name_buffer[NAME_BYTES] = "";
5688388e9c81SLen Brown 	int width = 64;
5689388e9c81SLen Brown 	int fail = 0;
5690388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
5691388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
5692388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
5693388e9c81SLen Brown 
5694388e9c81SLen Brown 	while (add_command) {
5695388e9c81SLen Brown 
5696388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
5697388e9c81SLen Brown 			goto next;
5698388e9c81SLen Brown 
5699388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
5700388e9c81SLen Brown 			goto next;
5701388e9c81SLen Brown 
5702495c7654SLen Brown 		if (*add_command == '/') {
5703495c7654SLen Brown 			path = add_command;
5704495c7654SLen Brown 			goto next;
5705495c7654SLen Brown 		}
5706495c7654SLen Brown 
5707388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
5708388e9c81SLen Brown 			if ((width == 32) || (width == 64))
5709388e9c81SLen Brown 				goto next;
5710388e9c81SLen Brown 			width = 64;
5711388e9c81SLen Brown 		}
5712388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
5713388e9c81SLen Brown 			scope = SCOPE_CPU;
5714388e9c81SLen Brown 			goto next;
5715388e9c81SLen Brown 		}
5716388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
5717388e9c81SLen Brown 			scope = SCOPE_CORE;
5718388e9c81SLen Brown 			goto next;
5719388e9c81SLen Brown 		}
5720388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
5721388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
5722388e9c81SLen Brown 			goto next;
5723388e9c81SLen Brown 		}
5724388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
5725388e9c81SLen Brown 			type = COUNTER_CYCLES;
5726388e9c81SLen Brown 			goto next;
5727388e9c81SLen Brown 		}
5728388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
5729388e9c81SLen Brown 			type = COUNTER_SECONDS;
5730388e9c81SLen Brown 			goto next;
5731388e9c81SLen Brown 		}
573241618e63SLen Brown 		if (!strncmp(add_command, "usec", strlen("usec"))) {
573341618e63SLen Brown 			type = COUNTER_USEC;
573441618e63SLen Brown 			goto next;
573541618e63SLen Brown 		}
5736388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
5737388e9c81SLen Brown 			format = FORMAT_RAW;
5738388e9c81SLen Brown 			goto next;
5739388e9c81SLen Brown 		}
5740388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
5741388e9c81SLen Brown 			format = FORMAT_DELTA;
5742388e9c81SLen Brown 			goto next;
5743388e9c81SLen Brown 		}
5744388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
5745388e9c81SLen Brown 			format = FORMAT_PERCENT;
5746388e9c81SLen Brown 			goto next;
5747388e9c81SLen Brown 		}
5748388e9c81SLen Brown 
5749388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
5750388e9c81SLen Brown 			char *eos;
5751388e9c81SLen Brown 
5752388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
5753388e9c81SLen Brown 			if (eos)
5754388e9c81SLen Brown 				*eos = '\0';
5755388e9c81SLen Brown 			goto next;
5756388e9c81SLen Brown 		}
5757388e9c81SLen Brown 
5758388e9c81SLen Brown next:
5759388e9c81SLen Brown 		add_command = strchr(add_command, ',');
5760495c7654SLen Brown 		if (add_command) {
5761495c7654SLen Brown 			*add_command = '\0';
5762388e9c81SLen Brown 			add_command++;
5763495c7654SLen Brown 		}
5764388e9c81SLen Brown 
5765388e9c81SLen Brown 	}
5766495c7654SLen Brown 	if ((msr_num == 0) && (path == NULL)) {
5767495c7654SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n");
5768388e9c81SLen Brown 		fail++;
5769388e9c81SLen Brown 	}
5770388e9c81SLen Brown 
5771388e9c81SLen Brown 	/* generate default column header */
5772388e9c81SLen Brown 	if (*name_buffer == '\0') {
5773388e9c81SLen Brown 		if (width == 32)
57745f3aea57SLen Brown 			sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
5775388e9c81SLen Brown 		else
57765f3aea57SLen Brown 			sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
5777388e9c81SLen Brown 	}
5778388e9c81SLen Brown 
577941618e63SLen Brown 	if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0))
5780388e9c81SLen Brown 		fail++;
5781388e9c81SLen Brown 
5782388e9c81SLen Brown 	if (fail) {
5783388e9c81SLen Brown 		help();
5784388e9c81SLen Brown 		exit(1);
5785388e9c81SLen Brown 	}
5786388e9c81SLen Brown }
578741618e63SLen Brown 
5788dd778a5eSLen Brown int is_deferred_skip(char *name)
5789dd778a5eSLen Brown {
5790dd778a5eSLen Brown 	int i;
5791dd778a5eSLen Brown 
5792dd778a5eSLen Brown 	for (i = 0; i < deferred_skip_index; ++i)
5793dd778a5eSLen Brown 		if (!strcmp(name, deferred_skip_names[i]))
5794dd778a5eSLen Brown 			return 1;
5795dd778a5eSLen Brown 	return 0;
5796dd778a5eSLen Brown }
5797dd778a5eSLen Brown 
579841618e63SLen Brown void probe_sysfs(void)
579941618e63SLen Brown {
580041618e63SLen Brown 	char path[64];
580141618e63SLen Brown 	char name_buf[16];
580241618e63SLen Brown 	FILE *input;
580341618e63SLen Brown 	int state;
580441618e63SLen Brown 	char *sp;
580541618e63SLen Brown 
580641618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
580741618e63SLen Brown 		return;
580841618e63SLen Brown 
58090748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
581041618e63SLen Brown 
581141618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
581241618e63SLen Brown 			base_cpu, state);
581341618e63SLen Brown 		input = fopen(path, "r");
581441618e63SLen Brown 		if (input == NULL)
581541618e63SLen Brown 			continue;
58168173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
58178173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
581841618e63SLen Brown 
581941618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
582041618e63SLen Brown 		sp = strchr(name_buf, '-');
582141618e63SLen Brown 		if (!sp)
582241618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
582341618e63SLen Brown 		*sp = '%';
582441618e63SLen Brown 		*(sp + 1) = '\0';
582541618e63SLen Brown 
582641618e63SLen Brown 		fclose(input);
582741618e63SLen Brown 
582841618e63SLen Brown 		sprintf(path, "cpuidle/state%d/time", state);
582941618e63SLen Brown 
5830dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
5831dd778a5eSLen Brown 			continue;
5832dd778a5eSLen Brown 
583341618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC,
583441618e63SLen Brown 				FORMAT_PERCENT, SYSFS_PERCPU);
583541618e63SLen Brown 	}
583641618e63SLen Brown 
58370748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
583841618e63SLen Brown 
583941618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
584041618e63SLen Brown 			base_cpu, state);
584141618e63SLen Brown 		input = fopen(path, "r");
584241618e63SLen Brown 		if (input == NULL)
584341618e63SLen Brown 			continue;
58448173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
58458173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
584641618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
584741618e63SLen Brown 		sp = strchr(name_buf, '-');
584841618e63SLen Brown 		if (!sp)
584941618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
585041618e63SLen Brown 		*sp = '\0';
585141618e63SLen Brown 		fclose(input);
585241618e63SLen Brown 
585341618e63SLen Brown 		sprintf(path, "cpuidle/state%d/usage", state);
585441618e63SLen Brown 
5855dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
5856dd778a5eSLen Brown 			continue;
5857dd778a5eSLen Brown 
585841618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS,
585941618e63SLen Brown 				FORMAT_DELTA, SYSFS_PERCPU);
586041618e63SLen Brown 	}
586141618e63SLen Brown 
586241618e63SLen Brown }
586341618e63SLen Brown 
58641ef7d21aSLen Brown 
58651ef7d21aSLen Brown /*
58661ef7d21aSLen Brown  * parse cpuset with following syntax
58671ef7d21aSLen Brown  * 1,2,4..6,8-10 and set bits in cpu_subset
58681ef7d21aSLen Brown  */
58691ef7d21aSLen Brown void parse_cpu_command(char *optarg)
58701ef7d21aSLen Brown {
58711ef7d21aSLen Brown 	unsigned int start, end;
58721ef7d21aSLen Brown 	char *next;
58731ef7d21aSLen Brown 
58744e4e1e7cSLen Brown 	if (!strcmp(optarg, "core")) {
58754e4e1e7cSLen Brown 		if (cpu_subset)
58764e4e1e7cSLen Brown 			goto error;
58774e4e1e7cSLen Brown 		show_core_only++;
58784e4e1e7cSLen Brown 		return;
58794e4e1e7cSLen Brown 	}
58804e4e1e7cSLen Brown 	if (!strcmp(optarg, "package")) {
58814e4e1e7cSLen Brown 		if (cpu_subset)
58824e4e1e7cSLen Brown 			goto error;
58834e4e1e7cSLen Brown 		show_pkg_only++;
58844e4e1e7cSLen Brown 		return;
58854e4e1e7cSLen Brown 	}
58864e4e1e7cSLen Brown 	if (show_core_only || show_pkg_only)
58874e4e1e7cSLen Brown 		goto error;
58884e4e1e7cSLen Brown 
58891ef7d21aSLen Brown 	cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS);
58901ef7d21aSLen Brown 	if (cpu_subset == NULL)
58911ef7d21aSLen Brown 		err(3, "CPU_ALLOC");
58921ef7d21aSLen Brown 	cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS);
58931ef7d21aSLen Brown 
58941ef7d21aSLen Brown 	CPU_ZERO_S(cpu_subset_size, cpu_subset);
58951ef7d21aSLen Brown 
58961ef7d21aSLen Brown 	next = optarg;
58971ef7d21aSLen Brown 
58981ef7d21aSLen Brown 	while (next && *next) {
58991ef7d21aSLen Brown 
59001ef7d21aSLen Brown 		if (*next == '-')	/* no negative cpu numbers */
59011ef7d21aSLen Brown 			goto error;
59021ef7d21aSLen Brown 
59031ef7d21aSLen Brown 		start = strtoul(next, &next, 10);
59041ef7d21aSLen Brown 
59051ef7d21aSLen Brown 		if (start >= CPU_SUBSET_MAXCPUS)
59061ef7d21aSLen Brown 			goto error;
59071ef7d21aSLen Brown 		CPU_SET_S(start, cpu_subset_size, cpu_subset);
59081ef7d21aSLen Brown 
59091ef7d21aSLen Brown 		if (*next == '\0')
59101ef7d21aSLen Brown 			break;
59111ef7d21aSLen Brown 
59121ef7d21aSLen Brown 		if (*next == ',') {
59131ef7d21aSLen Brown 			next += 1;
59141ef7d21aSLen Brown 			continue;
59151ef7d21aSLen Brown 		}
59161ef7d21aSLen Brown 
59171ef7d21aSLen Brown 		if (*next == '-') {
59181ef7d21aSLen Brown 			next += 1;	/* start range */
59191ef7d21aSLen Brown 		} else if (*next == '.') {
59201ef7d21aSLen Brown 			next += 1;
59211ef7d21aSLen Brown 			if (*next == '.')
59221ef7d21aSLen Brown 				next += 1;	/* start range */
59231ef7d21aSLen Brown 			else
59241ef7d21aSLen Brown 				goto error;
59251ef7d21aSLen Brown 		}
59261ef7d21aSLen Brown 
59271ef7d21aSLen Brown 		end = strtoul(next, &next, 10);
59281ef7d21aSLen Brown 		if (end <= start)
59291ef7d21aSLen Brown 			goto error;
59301ef7d21aSLen Brown 
59311ef7d21aSLen Brown 		while (++start <= end) {
59321ef7d21aSLen Brown 			if (start >= CPU_SUBSET_MAXCPUS)
59331ef7d21aSLen Brown 				goto error;
59341ef7d21aSLen Brown 			CPU_SET_S(start, cpu_subset_size, cpu_subset);
59351ef7d21aSLen Brown 		}
59361ef7d21aSLen Brown 
59371ef7d21aSLen Brown 		if (*next == ',')
59381ef7d21aSLen Brown 			next += 1;
59391ef7d21aSLen Brown 		else if (*next != '\0')
59401ef7d21aSLen Brown 			goto error;
59411ef7d21aSLen Brown 	}
59421ef7d21aSLen Brown 
59431ef7d21aSLen Brown 	return;
59441ef7d21aSLen Brown 
59451ef7d21aSLen Brown error:
59464e4e1e7cSLen Brown 	fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
59474e4e1e7cSLen Brown 	help();
59481ef7d21aSLen Brown 	exit(-1);
59491ef7d21aSLen Brown }
59501ef7d21aSLen Brown 
5951812db3f7SLen Brown 
5952103a8feaSLen Brown void cmdline(int argc, char **argv)
5953103a8feaSLen Brown {
5954103a8feaSLen Brown 	int opt;
5955d8af6f5fSLen Brown 	int option_index = 0;
5956d8af6f5fSLen Brown 	static struct option long_options[] = {
5957388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
59581ef7d21aSLen Brown 		{"cpu",		required_argument,	0, 'c'},
5959d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
596096e47158SLen Brown 		{"debug",	no_argument,		0, 'd'},	/* internal, not documented */
59613f44a5c6SLen Brown 		{"enable",	required_argument,	0, 'e'},
5962d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
5963023fe0acSChen Yu 		{"num_iterations",	required_argument,	0, 'n'},
5964d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
5965812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
5966d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
5967c8ade361SLen Brown 		{"list",	no_argument,		0, 'l'},
5968b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
596996e47158SLen Brown 		{"quiet",	no_argument,		0, 'q'},
5970812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
5971d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
5972d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
5973d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
5974d8af6f5fSLen Brown 		{0,		0,			0,  0 }
5975d8af6f5fSLen Brown 	};
5976103a8feaSLen Brown 
5977103a8feaSLen Brown 	progname = argv[0];
5978103a8feaSLen Brown 
5979023fe0acSChen Yu 	while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v",
5980d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
5981103a8feaSLen Brown 		switch (opt) {
5982388e9c81SLen Brown 		case 'a':
5983388e9c81SLen Brown 			parse_add_command(optarg);
5984388e9c81SLen Brown 			break;
59851ef7d21aSLen Brown 		case 'c':
59861ef7d21aSLen Brown 			parse_cpu_command(optarg);
59871ef7d21aSLen Brown 			break;
5988d8af6f5fSLen Brown 		case 'D':
5989d8af6f5fSLen Brown 			dump_only++;
59908e180f3cSLen Brown 			break;
59913f44a5c6SLen Brown 		case 'e':
59923f44a5c6SLen Brown 			/* --enable specified counter */
59934c2122d4SLen Brown 			bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST);
59943f44a5c6SLen Brown 			break;
5995d8af6f5fSLen Brown 		case 'd':
5996d8af6f5fSLen Brown 			debug++;
59973f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
59982f32edf1SLen Brown 			break;
5999812db3f7SLen Brown 		case 'H':
60003f44a5c6SLen Brown 			/*
60013f44a5c6SLen Brown 			 * --hide: do not show those specified
60023f44a5c6SLen Brown 			 *  multiple invocations simply clear more bits in enabled mask
60033f44a5c6SLen Brown 			 */
60043f44a5c6SLen Brown 			bic_enabled &= ~bic_lookup(optarg, HIDE_LIST);
6005812db3f7SLen Brown 			break;
6006d8af6f5fSLen Brown 		case 'h':
6007d8af6f5fSLen Brown 		default:
6008d8af6f5fSLen Brown 			help();
6009d8af6f5fSLen Brown 			exit(1);
6010d8af6f5fSLen Brown 		case 'i':
60112a0609c0SLen Brown 			{
60122a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
60132a0609c0SLen Brown 
60142a0609c0SLen Brown 				if (interval < 0.001) {
6015b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
60162a0609c0SLen Brown 						interval);
60172a0609c0SLen Brown 					exit(2);
60182a0609c0SLen Brown 				}
60192a0609c0SLen Brown 
602047936f94SArtem Bityutskiy 				interval_tv.tv_sec = interval_ts.tv_sec = interval;
6021b9ad8ee0SLen Brown 				interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000;
602247936f94SArtem Bityutskiy 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
60232a0609c0SLen Brown 			}
6024889facbeSLen Brown 			break;
60255c56be9aSDirk Brandewie 		case 'J':
60265c56be9aSDirk Brandewie 			rapl_joules++;
60275c56be9aSDirk Brandewie 			break;
6028c8ade361SLen Brown 		case 'l':
60293f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
6030c8ade361SLen Brown 			list_header_only++;
6031c8ade361SLen Brown 			quiet++;
6032c8ade361SLen Brown 			break;
6033b7d8c148SLen Brown 		case 'o':
6034b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
6035b7d8c148SLen Brown 			break;
603696e47158SLen Brown 		case 'q':
603796e47158SLen Brown 			quiet = 1;
603896e47158SLen Brown 			break;
6039023fe0acSChen Yu 		case 'n':
6040023fe0acSChen Yu 			num_iterations = strtod(optarg, NULL);
6041023fe0acSChen Yu 
6042023fe0acSChen Yu 			if (num_iterations <= 0) {
6043023fe0acSChen Yu 				fprintf(outf, "iterations %d should be positive number\n",
6044023fe0acSChen Yu 					num_iterations);
6045023fe0acSChen Yu 				exit(2);
6046023fe0acSChen Yu 			}
6047023fe0acSChen Yu 			break;
6048812db3f7SLen Brown 		case 's':
60493f44a5c6SLen Brown 			/*
60503f44a5c6SLen Brown 			 * --show: show only those specified
60513f44a5c6SLen Brown 			 *  The 1st invocation will clear and replace the enabled mask
60523f44a5c6SLen Brown 			 *  subsequent invocations can add to it.
60533f44a5c6SLen Brown 			 */
60543f44a5c6SLen Brown 			if (shown == 0)
60553f44a5c6SLen Brown 				bic_enabled = bic_lookup(optarg, SHOW_LIST);
60563f44a5c6SLen Brown 			else
60573f44a5c6SLen Brown 				bic_enabled |= bic_lookup(optarg, SHOW_LIST);
60583f44a5c6SLen Brown 			shown = 1;
6059812db3f7SLen Brown 			break;
6060d8af6f5fSLen Brown 		case 'S':
6061d8af6f5fSLen Brown 			summary_only++;
6062d8af6f5fSLen Brown 			break;
6063d8af6f5fSLen Brown 		case 'T':
6064d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
6065d8af6f5fSLen Brown 			break;
6066d8af6f5fSLen Brown 		case 'v':
6067d8af6f5fSLen Brown 			print_version();
6068d8af6f5fSLen Brown 			exit(0);
6069d8af6f5fSLen Brown 			break;
6070103a8feaSLen Brown 		}
6071103a8feaSLen Brown 	}
6072103a8feaSLen Brown }
6073103a8feaSLen Brown 
6074103a8feaSLen Brown int main(int argc, char **argv)
6075103a8feaSLen Brown {
6076b7d8c148SLen Brown 	outf = stderr;
6077103a8feaSLen Brown 	cmdline(argc, argv);
6078103a8feaSLen Brown 
607996e47158SLen Brown 	if (!quiet)
6080d8af6f5fSLen Brown 		print_version();
6081103a8feaSLen Brown 
608241618e63SLen Brown 	probe_sysfs();
608341618e63SLen Brown 
6084103a8feaSLen Brown 	turbostat_init();
6085103a8feaSLen Brown 
60863b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
60873b4d5c7fSAndy Shevchenko 	if (dump_only)
60883b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
60893b4d5c7fSAndy Shevchenko 
6090c8ade361SLen Brown 	/* list header and exit */
6091c8ade361SLen Brown 	if (list_header_only) {
6092c8ade361SLen Brown 		print_header(",");
6093c8ade361SLen Brown 		flush_output_stdout();
6094c8ade361SLen Brown 		return 0;
6095c8ade361SLen Brown 	}
6096c8ade361SLen Brown 
6097*9972d5d8SChen Yu 	msr_sum_record();
6098103a8feaSLen Brown 	/*
6099103a8feaSLen Brown 	 * if any params left, it must be a command to fork
6100103a8feaSLen Brown 	 */
6101103a8feaSLen Brown 	if (argc - optind)
6102103a8feaSLen Brown 		return fork_it(argv + optind);
6103103a8feaSLen Brown 	else
6104103a8feaSLen Brown 		turbostat_loop();
6105103a8feaSLen Brown 
6106103a8feaSLen Brown 	return 0;
6107103a8feaSLen Brown }
6108