xref: /openbmc/linux/tools/power/x86/turbostat/turbostat.c (revision 3e9fa9983b9297407c2448114d6d27782d5e2ef2)
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;
82b4b91569SRafael Antognolli unsigned int gfx_act_mhz;
83889facbeSLen Brown unsigned int tcc_activation_temp;
84889facbeSLen Brown unsigned int tcc_activation_temp_override;
8540ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units;
8640ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units;
87889facbeSLen Brown double rapl_joule_counter_range;
883a9a941dSLen Brown unsigned int do_core_perf_limit_reasons;
89ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion;
903a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons;
913a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons;
928a5bdf41SLen Brown unsigned int crystal_hz;
938a5bdf41SLen Brown unsigned long long tsc_hz;
947ce7d5deSPrarit Bhargava int base_cpu;
9521ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model);
967f5c258eSLen Brown unsigned int has_hwp;	/* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
977f5c258eSLen Brown 			/* IA32_HWP_REQUEST, IA32_HWP_STATUS */
987f5c258eSLen Brown unsigned int has_hwp_notify;		/* IA32_HWP_INTERRUPT */
997f5c258eSLen Brown unsigned int has_hwp_activity_window;	/* IA32_HWP_REQUEST[bits 41:32] */
1007f5c258eSLen Brown unsigned int has_hwp_epp;		/* IA32_HWP_REQUEST[bits 31:24] */
1017f5c258eSLen Brown unsigned int has_hwp_pkg;		/* IA32_HWP_REQUEST_PKG */
10233148d67SLen Brown unsigned int has_misc_feature_control;
1034c2122d4SLen Brown unsigned int first_counter_read = 1;
104c026c236SArtem Bityutskiy int ignore_stdin;
105889facbeSLen Brown 
106889facbeSLen Brown #define RAPL_PKG		(1 << 0)
107e6f9bb3cSLen Brown 					/* 0x610 MSR_PKG_POWER_LIMIT */
108e6f9bb3cSLen Brown 					/* 0x611 MSR_PKG_ENERGY_STATUS */
109e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS	(1 << 1)
110e6f9bb3cSLen Brown 					/* 0x613 MSR_PKG_PERF_STATUS */
111e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO	(1 << 2)
112e6f9bb3cSLen Brown 					/* 0x614 MSR_PKG_POWER_INFO */
113e6f9bb3cSLen Brown 
114889facbeSLen Brown #define RAPL_DRAM		(1 << 3)
115e6f9bb3cSLen Brown 					/* 0x618 MSR_DRAM_POWER_LIMIT */
116e6f9bb3cSLen Brown 					/* 0x619 MSR_DRAM_ENERGY_STATUS */
117e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS	(1 << 4)
118e6f9bb3cSLen Brown 					/* 0x61b MSR_DRAM_PERF_STATUS */
1190b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO	(1 << 5)
1200b2bb692SLen Brown 					/* 0x61c MSR_DRAM_POWER_INFO */
121e6f9bb3cSLen Brown 
1229148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT	(1 << 6)
123e6f9bb3cSLen Brown 					/* 0x638 MSR_PP0_POWER_LIMIT */
1240b2bb692SLen Brown #define RAPL_CORE_POLICY	(1 << 7)
125e6f9bb3cSLen Brown 					/* 0x63a MSR_PP0_POLICY */
126e6f9bb3cSLen Brown 
1270b2bb692SLen Brown #define RAPL_GFX		(1 << 8)
128e6f9bb3cSLen Brown 					/* 0x640 MSR_PP1_POWER_LIMIT */
129e6f9bb3cSLen Brown 					/* 0x641 MSR_PP1_ENERGY_STATUS */
130e6f9bb3cSLen Brown 					/* 0x642 MSR_PP1_POLICY */
1319148494cSJacob Pan 
1329148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS	(1 << 9)
1339148494cSJacob Pan 					/* 0x639 MSR_PP0_ENERGY_STATUS */
1349392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY	(1 << 10)
1359392bd98SCalvin Walton 					/* Indicates cores energy collection is per-core,
1369392bd98SCalvin Walton 					 * not per-package. */
1379392bd98SCalvin Walton #define RAPL_AMD_F17H		(1 << 11)
1389392bd98SCalvin Walton 					/* 0xc0010299 MSR_RAPL_PWR_UNIT */
1399392bd98SCalvin Walton 					/* 0xc001029a MSR_CORE_ENERGY_STAT */
1409392bd98SCalvin Walton 					/* 0xc001029b MSR_PKG_ENERGY_STAT */
1419148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT)
142889facbeSLen Brown #define	TJMAX_DEFAULT	100
143889facbeSLen Brown 
1449392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */
1459392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT	0xc0010299
1469392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT	0xc001029a
1479392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT	0xc001029b
1489392bd98SCalvin Walton 
149889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b))
150103a8feaSLen Brown 
151388e9c81SLen Brown /*
152388e9c81SLen Brown  * buffer size used by sscanf() for added column names
153388e9c81SLen Brown  * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters
154388e9c81SLen Brown  */
155388e9c81SLen Brown #define	NAME_BYTES 20
156495c7654SLen Brown #define PATH_BYTES 128
157388e9c81SLen Brown 
158103a8feaSLen Brown int backwards_count;
159103a8feaSLen Brown char *progname;
160103a8feaSLen Brown 
1611ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS	1024	/* need to use before probe... */
1621ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset;
1631ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size;
1640748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8
1650748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24
1660e2d8f05SLen Brown #define BITMASK_SIZE 32
167c98d5d94SLen Brown 
168c98d5d94SLen Brown struct thread_data {
169f4fdf2b4SLen Brown 	struct timeval tv_begin;
170f4fdf2b4SLen Brown 	struct timeval tv_end;
171d4794f25SYazen Ghannam 	struct timeval tv_delta;
172c98d5d94SLen Brown 	unsigned long long tsc;
173c98d5d94SLen Brown 	unsigned long long aperf;
174c98d5d94SLen Brown 	unsigned long long mperf;
175144b44b1SLen Brown 	unsigned long long c1;
1760de6c0dfSLen Brown 	unsigned long long  irq_count;
1771ed51011SLen Brown 	unsigned int smi_count;
178c98d5d94SLen Brown 	unsigned int cpu_id;
1794c2122d4SLen Brown 	unsigned int apic_id;
1804c2122d4SLen Brown 	unsigned int x2apic_id;
181c98d5d94SLen Brown 	unsigned int flags;
182c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE	0x2
183c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE	0x4
1840748eaf0SLen Brown 	unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
185c98d5d94SLen Brown } *thread_even, *thread_odd;
186c98d5d94SLen Brown 
187c98d5d94SLen Brown struct core_data {
188c98d5d94SLen Brown 	unsigned long long c3;
189c98d5d94SLen Brown 	unsigned long long c6;
190c98d5d94SLen Brown 	unsigned long long c7;
1910539ba11SLen Brown 	unsigned long long mc6_us;	/* duplicate as per-core for now, even though per module */
192889facbeSLen Brown 	unsigned int core_temp_c;
1939392bd98SCalvin Walton 	unsigned int core_energy;	/* MSR_CORE_ENERGY_STAT */
194c98d5d94SLen Brown 	unsigned int core_id;
195678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
196c98d5d94SLen Brown } *core_even, *core_odd;
197c98d5d94SLen Brown 
198c98d5d94SLen Brown struct pkg_data {
199c98d5d94SLen Brown 	unsigned long long pc2;
200c98d5d94SLen Brown 	unsigned long long pc3;
201c98d5d94SLen Brown 	unsigned long long pc6;
202c98d5d94SLen Brown 	unsigned long long pc7;
203ca58710fSKristen Carlson Accardi 	unsigned long long pc8;
204ca58710fSKristen Carlson Accardi 	unsigned long long pc9;
205ca58710fSKristen Carlson Accardi 	unsigned long long pc10;
206be0e54c4SLen Brown 	unsigned long long cpu_lpi;
207be0e54c4SLen Brown 	unsigned long long sys_lpi;
2080b2bb692SLen Brown 	unsigned long long pkg_wtd_core_c0;
2090b2bb692SLen Brown 	unsigned long long pkg_any_core_c0;
2100b2bb692SLen Brown 	unsigned long long pkg_any_gfxe_c0;
2110b2bb692SLen Brown 	unsigned long long pkg_both_core_gfxe_c0;
2129185e988SLen Brown 	long long gfx_rc6_ms;
21327d47356SLen Brown 	unsigned int gfx_mhz;
214b4b91569SRafael Antognolli 	unsigned int gfx_act_mhz;
215c98d5d94SLen Brown 	unsigned int package_id;
2167c2ccc50SChen Yu 	unsigned long long energy_pkg;	/* MSR_PKG_ENERGY_STATUS */
2177c2ccc50SChen Yu 	unsigned long long energy_dram;	/* MSR_DRAM_ENERGY_STATUS */
2187c2ccc50SChen Yu 	unsigned long long energy_cores;	/* MSR_PP0_ENERGY_STATUS */
2197c2ccc50SChen Yu 	unsigned long long energy_gfx;	/* MSR_PP1_ENERGY_STATUS */
2207c2ccc50SChen Yu 	unsigned long long rapl_pkg_perf_status;	/* MSR_PKG_PERF_STATUS */
2217c2ccc50SChen Yu 	unsigned long long rapl_dram_perf_status;	/* MSR_DRAM_PERF_STATUS */
222889facbeSLen Brown 	unsigned int pkg_temp_c;
223678a3bd1SLen Brown 	unsigned long long counter[MAX_ADDED_COUNTERS];
224c98d5d94SLen Brown } *package_even, *package_odd;
225c98d5d94SLen Brown 
226c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd
227c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even
228c98d5d94SLen Brown 
22940f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no)	      \
23040f5cfe7SPrarit Bhargava 	((thread_base) +						      \
23140f5cfe7SPrarit Bhargava 	 ((pkg_no) *							      \
23240f5cfe7SPrarit Bhargava 	  topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \
23340f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node * topo.threads_per_core) +	      \
23440f5cfe7SPrarit Bhargava 	 ((core_no) * topo.threads_per_core) +				      \
23540f5cfe7SPrarit Bhargava 	 (thread_no))
23640f5cfe7SPrarit Bhargava 
23740f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no)			\
23840f5cfe7SPrarit Bhargava 	((core_base) +							\
23940f5cfe7SPrarit Bhargava 	 ((pkg_no) *  topo.nodes_per_pkg * topo.cores_per_node) +	\
24040f5cfe7SPrarit Bhargava 	 ((node_no) * topo.cores_per_node) +				\
24140f5cfe7SPrarit Bhargava 	 (core_no))
24240f5cfe7SPrarit Bhargava 
24340f5cfe7SPrarit Bhargava 
244c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no)
245c98d5d94SLen Brown 
246388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE};
24741618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC};
248388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT};
249388e9c81SLen Brown 
250388e9c81SLen Brown struct msr_counter {
251388e9c81SLen Brown 	unsigned int msr_num;
252388e9c81SLen Brown 	char name[NAME_BYTES];
253495c7654SLen Brown 	char path[PATH_BYTES];
254388e9c81SLen Brown 	unsigned int width;
255388e9c81SLen Brown 	enum counter_type type;
256388e9c81SLen Brown 	enum counter_format format;
257388e9c81SLen Brown 	struct msr_counter *next;
258812db3f7SLen Brown 	unsigned int flags;
259812db3f7SLen Brown #define	FLAGS_HIDE	(1 << 0)
260812db3f7SLen Brown #define	FLAGS_SHOW	(1 << 1)
26141618e63SLen Brown #define	SYSFS_PERCPU	(1 << 1)
262388e9c81SLen Brown };
263388e9c81SLen Brown 
26487e15da9SChen Yu /*
26587e15da9SChen Yu  * The accumulated sum of MSR is defined as a monotonic
26687e15da9SChen Yu  * increasing MSR, it will be accumulated periodically,
26787e15da9SChen Yu  * despite its register's bit width.
26887e15da9SChen Yu  */
26987e15da9SChen Yu enum {
27087e15da9SChen Yu 	IDX_PKG_ENERGY,
27187e15da9SChen Yu 	IDX_DRAM_ENERGY,
27287e15da9SChen Yu 	IDX_PP0_ENERGY,
27387e15da9SChen Yu 	IDX_PP1_ENERGY,
27487e15da9SChen Yu 	IDX_PKG_PERF,
27587e15da9SChen Yu 	IDX_DRAM_PERF,
27687e15da9SChen Yu 	IDX_COUNT,
27787e15da9SChen Yu };
27887e15da9SChen Yu 
27987e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr);
28087e15da9SChen Yu 
28187e15da9SChen Yu struct msr_sum_array {
28287e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
28387e15da9SChen Yu 	struct {
28487e15da9SChen Yu 		/*The accumulated MSR value is updated by the timer*/
28587e15da9SChen Yu 		unsigned long long sum;
28687e15da9SChen Yu 		/*The MSR footprint recorded in last timer*/
28787e15da9SChen Yu 		unsigned long long last;
28887e15da9SChen Yu 	} entries[IDX_COUNT];
28987e15da9SChen Yu };
29087e15da9SChen Yu 
29187e15da9SChen Yu /* The percpu MSR sum array.*/
29287e15da9SChen Yu struct msr_sum_array *per_cpu_msr_sum;
29387e15da9SChen Yu 
29487e15da9SChen Yu int idx_to_offset(int idx)
29587e15da9SChen Yu {
29687e15da9SChen Yu 	int offset;
29787e15da9SChen Yu 
29887e15da9SChen Yu 	switch (idx) {
29987e15da9SChen Yu 	case IDX_PKG_ENERGY:
30087e15da9SChen Yu 		offset = MSR_PKG_ENERGY_STATUS;
30187e15da9SChen Yu 		break;
30287e15da9SChen Yu 	case IDX_DRAM_ENERGY:
30387e15da9SChen Yu 		offset = MSR_DRAM_ENERGY_STATUS;
30487e15da9SChen Yu 		break;
30587e15da9SChen Yu 	case IDX_PP0_ENERGY:
30687e15da9SChen Yu 		offset = MSR_PP0_ENERGY_STATUS;
30787e15da9SChen Yu 		break;
30887e15da9SChen Yu 	case IDX_PP1_ENERGY:
30987e15da9SChen Yu 		offset = MSR_PP1_ENERGY_STATUS;
31087e15da9SChen Yu 		break;
31187e15da9SChen Yu 	case IDX_PKG_PERF:
31287e15da9SChen Yu 		offset = MSR_PKG_PERF_STATUS;
31387e15da9SChen Yu 		break;
31487e15da9SChen Yu 	case IDX_DRAM_PERF:
31587e15da9SChen Yu 		offset = MSR_DRAM_PERF_STATUS;
31687e15da9SChen Yu 		break;
31787e15da9SChen Yu 	default:
31887e15da9SChen Yu 		offset = -1;
31987e15da9SChen Yu 	}
32087e15da9SChen Yu 	return offset;
32187e15da9SChen Yu }
32287e15da9SChen Yu 
32387e15da9SChen Yu int offset_to_idx(int offset)
32487e15da9SChen Yu {
32587e15da9SChen Yu 	int idx;
32687e15da9SChen Yu 
32787e15da9SChen Yu 	switch (offset) {
32887e15da9SChen Yu 	case MSR_PKG_ENERGY_STATUS:
32987e15da9SChen Yu 		idx = IDX_PKG_ENERGY;
33087e15da9SChen Yu 		break;
33187e15da9SChen Yu 	case MSR_DRAM_ENERGY_STATUS:
33287e15da9SChen Yu 		idx = IDX_DRAM_ENERGY;
33387e15da9SChen Yu 		break;
33487e15da9SChen Yu 	case MSR_PP0_ENERGY_STATUS:
33587e15da9SChen Yu 		idx = IDX_PP0_ENERGY;
33687e15da9SChen Yu 		break;
33787e15da9SChen Yu 	case MSR_PP1_ENERGY_STATUS:
33887e15da9SChen Yu 		idx = IDX_PP1_ENERGY;
33987e15da9SChen Yu 		break;
34087e15da9SChen Yu 	case MSR_PKG_PERF_STATUS:
34187e15da9SChen Yu 		idx = IDX_PKG_PERF;
34287e15da9SChen Yu 		break;
34387e15da9SChen Yu 	case MSR_DRAM_PERF_STATUS:
34487e15da9SChen Yu 		idx = IDX_DRAM_PERF;
34587e15da9SChen Yu 		break;
34687e15da9SChen Yu 	default:
34787e15da9SChen Yu 		idx = -1;
34887e15da9SChen Yu 	}
34987e15da9SChen Yu 	return idx;
35087e15da9SChen Yu }
35187e15da9SChen Yu 
35287e15da9SChen Yu int idx_valid(int idx)
35387e15da9SChen Yu {
35487e15da9SChen Yu 	switch (idx) {
35587e15da9SChen Yu 	case IDX_PKG_ENERGY:
35687e15da9SChen Yu 		return do_rapl & RAPL_PKG;
35787e15da9SChen Yu 	case IDX_DRAM_ENERGY:
35887e15da9SChen Yu 		return do_rapl & RAPL_DRAM;
35987e15da9SChen Yu 	case IDX_PP0_ENERGY:
36087e15da9SChen Yu 		return do_rapl & RAPL_CORES_ENERGY_STATUS;
36187e15da9SChen Yu 	case IDX_PP1_ENERGY:
36287e15da9SChen Yu 		return do_rapl & RAPL_GFX;
36387e15da9SChen Yu 	case IDX_PKG_PERF:
36487e15da9SChen Yu 		return do_rapl & RAPL_PKG_PERF_STATUS;
36587e15da9SChen Yu 	case IDX_DRAM_PERF:
36687e15da9SChen Yu 		return do_rapl & RAPL_DRAM_PERF_STATUS;
36787e15da9SChen Yu 	default:
36887e15da9SChen Yu 		return 0;
36987e15da9SChen Yu 	}
37087e15da9SChen Yu }
371388e9c81SLen Brown struct sys_counters {
372678a3bd1SLen Brown 	unsigned int added_thread_counters;
373678a3bd1SLen Brown 	unsigned int added_core_counters;
374678a3bd1SLen Brown 	unsigned int added_package_counters;
375388e9c81SLen Brown 	struct msr_counter *tp;
376388e9c81SLen Brown 	struct msr_counter *cp;
377388e9c81SLen Brown 	struct msr_counter *pp;
378388e9c81SLen Brown } sys;
379388e9c81SLen Brown 
380c98d5d94SLen Brown struct system_summary {
381c98d5d94SLen Brown 	struct thread_data threads;
382c98d5d94SLen Brown 	struct core_data cores;
383c98d5d94SLen Brown 	struct pkg_data packages;
384388e9c81SLen Brown } average;
385c98d5d94SLen Brown 
3860e2d8f05SLen Brown struct cpu_topology {
3870e2d8f05SLen Brown 	int physical_package_id;
3886de68fe1SLen Brown 	int die_id;
3890e2d8f05SLen Brown 	int logical_cpu_id;
390ef605741SPrarit Bhargava 	int physical_node_id;
391ef605741SPrarit Bhargava 	int logical_node_id;	/* 0-based count within the package */
3920e2d8f05SLen Brown 	int physical_core_id;
3938cb48b32SPrarit Bhargava 	int thread_id;
3940e2d8f05SLen Brown 	cpu_set_t *put_ids; /* Processing Unit/Thread IDs */
3950e2d8f05SLen Brown } *cpus;
396c98d5d94SLen Brown 
397c98d5d94SLen Brown struct topo_params {
398c98d5d94SLen Brown 	int num_packages;
3996de68fe1SLen Brown 	int num_die;
400103a8feaSLen Brown 	int num_cpus;
401c98d5d94SLen Brown 	int num_cores;
402c98d5d94SLen Brown 	int max_cpu_num;
403ef605741SPrarit Bhargava 	int max_node_num;
40470a9c6e8SPrarit Bhargava 	int nodes_per_pkg;
40570a9c6e8SPrarit Bhargava 	int cores_per_node;
40670a9c6e8SPrarit Bhargava 	int threads_per_core;
407c98d5d94SLen Brown } topo;
408103a8feaSLen Brown 
409c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta;
410103a8feaSLen Brown 
411562a2d37SLen Brown int *irq_column_2_cpu;	/* /proc/interrupts column numbers */
412562a2d37SLen Brown int *irqs_per_cpu;		/* indexed by cpu_num */
413562a2d37SLen Brown 
414c98d5d94SLen Brown void setup_all_buffers(void);
415103a8feaSLen Brown 
4161f81c5efSLen Brown char *sys_lpi_file;
4171f81c5efSLen Brown char *sys_lpi_file_sysfs = "/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us";
4181f81c5efSLen Brown char *sys_lpi_file_debugfs = "/sys/kernel/debug/pmc_core/slp_s0_residency_usec";
4191f81c5efSLen Brown 
420c98d5d94SLen Brown int cpu_is_not_present(int cpu)
421d15cf7c1SLen Brown {
422c98d5d94SLen Brown 	return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set);
423c98d5d94SLen Brown }
424c98d5d94SLen Brown /*
425c98d5d94SLen Brown  * run func(thread, core, package) in topology order
426c98d5d94SLen Brown  * skip non-present cpus
427c98d5d94SLen Brown  */
428c98d5d94SLen Brown 
429c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *),
430c98d5d94SLen Brown 	struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base)
431c98d5d94SLen Brown {
43240f5cfe7SPrarit Bhargava 	int retval, pkg_no, core_no, thread_no, node_no;
433c98d5d94SLen Brown 
434c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
435df2f677dSLen Brown 		for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) {
43670a9c6e8SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node; ++core_no) {
437c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
43870a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
439c98d5d94SLen Brown 					struct thread_data *t;
440c98d5d94SLen Brown 					struct core_data *c;
441c98d5d94SLen Brown 					struct pkg_data *p;
442c98d5d94SLen Brown 
44340f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
44440f5cfe7SPrarit Bhargava 						       core_no, node_no,
44540f5cfe7SPrarit Bhargava 						       pkg_no);
446c98d5d94SLen Brown 
447c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
448c98d5d94SLen Brown 						continue;
449c98d5d94SLen Brown 
45040f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
45140f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
452c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
453c98d5d94SLen Brown 
454c98d5d94SLen Brown 					retval = func(t, c, p);
455c98d5d94SLen Brown 					if (retval)
456c98d5d94SLen Brown 						return retval;
457c98d5d94SLen Brown 				}
458c98d5d94SLen Brown 			}
459c98d5d94SLen Brown 		}
46040f5cfe7SPrarit Bhargava 	}
461d15cf7c1SLen Brown 	return 0;
462d15cf7c1SLen Brown }
463d15cf7c1SLen Brown 
46488c3281fSLen Brown int cpu_migrate(int cpu)
46588c3281fSLen Brown {
466c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
467c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
468c98d5d94SLen Brown 	if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
46988c3281fSLen Brown 		return -1;
47088c3281fSLen Brown 	else
47188c3281fSLen Brown 		return 0;
47288c3281fSLen Brown }
47336229897SLen Brown int get_msr_fd(int cpu)
474103a8feaSLen Brown {
475103a8feaSLen Brown 	char pathname[32];
476103a8feaSLen Brown 	int fd;
477103a8feaSLen Brown 
47836229897SLen Brown 	fd = fd_percpu[cpu];
47936229897SLen Brown 
48036229897SLen Brown 	if (fd)
48136229897SLen Brown 		return fd;
48236229897SLen Brown 
483103a8feaSLen Brown 	sprintf(pathname, "/dev/cpu/%d/msr", cpu);
484103a8feaSLen Brown 	fd = open(pathname, O_RDONLY);
48515aaa346SLen Brown 	if (fd < 0)
48698481e79SLen Brown 		err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname);
487103a8feaSLen Brown 
48836229897SLen Brown 	fd_percpu[cpu] = fd;
48936229897SLen Brown 
49036229897SLen Brown 	return fd;
49136229897SLen Brown }
49236229897SLen Brown 
49336229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr)
49436229897SLen Brown {
49536229897SLen Brown 	ssize_t retval;
49636229897SLen Brown 
49736229897SLen Brown 	retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset);
49815aaa346SLen Brown 
49998481e79SLen Brown 	if (retval != sizeof *msr)
500cf4cbe53SLen Brown 		err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset);
50115aaa346SLen Brown 
50215aaa346SLen Brown 	return 0;
503103a8feaSLen Brown }
504103a8feaSLen Brown 
505fc04cc67SLen Brown /*
506bdd5ae3aSLen Brown  * This list matches the column headers, except
507bdd5ae3aSLen Brown  * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time
508bdd5ae3aSLen Brown  * 2. Core and CPU are moved to the end, we can't have strings that contain them
509bdd5ae3aSLen Brown  *    matching on them for --show and --hide.
510fc04cc67SLen Brown  */
511812db3f7SLen Brown struct msr_counter bic[] = {
5123f44a5c6SLen Brown 	{ 0x0, "usec" },
5133f44a5c6SLen Brown 	{ 0x0, "Time_Of_Day_Seconds" },
514812db3f7SLen Brown 	{ 0x0, "Package" },
515bdd5ae3aSLen Brown 	{ 0x0, "Node" },
516812db3f7SLen Brown 	{ 0x0, "Avg_MHz" },
517bdd5ae3aSLen Brown 	{ 0x0, "Busy%" },
518812db3f7SLen Brown 	{ 0x0, "Bzy_MHz" },
519812db3f7SLen Brown 	{ 0x0, "TSC_MHz" },
520812db3f7SLen Brown 	{ 0x0, "IRQ" },
521495c7654SLen Brown 	{ 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL},
522bdd5ae3aSLen Brown 	{ 0x0, "sysfs" },
523812db3f7SLen Brown 	{ 0x0, "CPU%c1" },
524812db3f7SLen Brown 	{ 0x0, "CPU%c3" },
525812db3f7SLen Brown 	{ 0x0, "CPU%c6" },
526812db3f7SLen Brown 	{ 0x0, "CPU%c7" },
527812db3f7SLen Brown 	{ 0x0, "ThreadC" },
528812db3f7SLen Brown 	{ 0x0, "CoreTmp" },
529812db3f7SLen Brown 	{ 0x0, "CoreCnt" },
530812db3f7SLen Brown 	{ 0x0, "PkgTmp" },
531812db3f7SLen Brown 	{ 0x0, "GFX%rc6" },
532812db3f7SLen Brown 	{ 0x0, "GFXMHz" },
533812db3f7SLen Brown 	{ 0x0, "Pkg%pc2" },
534812db3f7SLen Brown 	{ 0x0, "Pkg%pc3" },
535812db3f7SLen Brown 	{ 0x0, "Pkg%pc6" },
536812db3f7SLen Brown 	{ 0x0, "Pkg%pc7" },
5370f47c08dSLen Brown 	{ 0x0, "Pkg%pc8" },
5380f47c08dSLen Brown 	{ 0x0, "Pkg%pc9" },
5394bd1f8f2SLen Brown 	{ 0x0, "Pk%pc10" },
540be0e54c4SLen Brown 	{ 0x0, "CPU%LPI" },
541be0e54c4SLen Brown 	{ 0x0, "SYS%LPI" },
542812db3f7SLen Brown 	{ 0x0, "PkgWatt" },
543812db3f7SLen Brown 	{ 0x0, "CorWatt" },
544812db3f7SLen Brown 	{ 0x0, "GFXWatt" },
545812db3f7SLen Brown 	{ 0x0, "PkgCnt" },
546812db3f7SLen Brown 	{ 0x0, "RAMWatt" },
547812db3f7SLen Brown 	{ 0x0, "PKG_%" },
548812db3f7SLen Brown 	{ 0x0, "RAM_%" },
549812db3f7SLen Brown 	{ 0x0, "Pkg_J" },
550812db3f7SLen Brown 	{ 0x0, "Cor_J" },
551812db3f7SLen Brown 	{ 0x0, "GFX_J" },
552812db3f7SLen Brown 	{ 0x0, "RAM_J" },
5530539ba11SLen Brown 	{ 0x0, "Mod%c6" },
554a99d8730SLen Brown 	{ 0x0, "Totl%C0" },
555a99d8730SLen Brown 	{ 0x0, "Any%C0" },
556a99d8730SLen Brown 	{ 0x0, "GFX%C0" },
557a99d8730SLen Brown 	{ 0x0, "CPUGFX%" },
558bdd5ae3aSLen Brown 	{ 0x0, "Core" },
559bdd5ae3aSLen Brown 	{ 0x0, "CPU" },
5604c2122d4SLen Brown 	{ 0x0, "APIC" },
5614c2122d4SLen Brown 	{ 0x0, "X2APIC" },
5626de68fe1SLen Brown 	{ 0x0, "Die" },
563b4b91569SRafael Antognolli 	{ 0x0, "GFXAMHz" },
564812db3f7SLen Brown };
565812db3f7SLen Brown 
566812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter))
5673f44a5c6SLen Brown #define	BIC_USEC	(1ULL << 0)
5683f44a5c6SLen Brown #define	BIC_TOD		(1ULL << 1)
5693f44a5c6SLen Brown #define	BIC_Package	(1ULL << 2)
570bdd5ae3aSLen Brown #define	BIC_Node	(1ULL << 3)
571bdd5ae3aSLen Brown #define	BIC_Avg_MHz	(1ULL << 4)
572bdd5ae3aSLen Brown #define	BIC_Busy	(1ULL << 5)
573bdd5ae3aSLen Brown #define	BIC_Bzy_MHz	(1ULL << 6)
574bdd5ae3aSLen Brown #define	BIC_TSC_MHz	(1ULL << 7)
575bdd5ae3aSLen Brown #define	BIC_IRQ		(1ULL << 8)
576bdd5ae3aSLen Brown #define	BIC_SMI		(1ULL << 9)
577bdd5ae3aSLen Brown #define	BIC_sysfs	(1ULL << 10)
578bdd5ae3aSLen Brown #define	BIC_CPU_c1	(1ULL << 11)
579bdd5ae3aSLen Brown #define	BIC_CPU_c3	(1ULL << 12)
580bdd5ae3aSLen Brown #define	BIC_CPU_c6	(1ULL << 13)
581bdd5ae3aSLen Brown #define	BIC_CPU_c7	(1ULL << 14)
582bdd5ae3aSLen Brown #define	BIC_ThreadC	(1ULL << 15)
583bdd5ae3aSLen Brown #define	BIC_CoreTmp	(1ULL << 16)
584bdd5ae3aSLen Brown #define	BIC_CoreCnt	(1ULL << 17)
585bdd5ae3aSLen Brown #define	BIC_PkgTmp	(1ULL << 18)
586bdd5ae3aSLen Brown #define	BIC_GFX_rc6	(1ULL << 19)
587bdd5ae3aSLen Brown #define	BIC_GFXMHz	(1ULL << 20)
588bdd5ae3aSLen Brown #define	BIC_Pkgpc2	(1ULL << 21)
589bdd5ae3aSLen Brown #define	BIC_Pkgpc3	(1ULL << 22)
590bdd5ae3aSLen Brown #define	BIC_Pkgpc6	(1ULL << 23)
591bdd5ae3aSLen Brown #define	BIC_Pkgpc7	(1ULL << 24)
592bdd5ae3aSLen Brown #define	BIC_Pkgpc8	(1ULL << 25)
593bdd5ae3aSLen Brown #define	BIC_Pkgpc9	(1ULL << 26)
594bdd5ae3aSLen Brown #define	BIC_Pkgpc10	(1ULL << 27)
595bdd5ae3aSLen Brown #define BIC_CPU_LPI	(1ULL << 28)
596bdd5ae3aSLen Brown #define BIC_SYS_LPI	(1ULL << 29)
597bdd5ae3aSLen Brown #define	BIC_PkgWatt	(1ULL << 30)
598bdd5ae3aSLen Brown #define	BIC_CorWatt	(1ULL << 31)
599bdd5ae3aSLen Brown #define	BIC_GFXWatt	(1ULL << 32)
600bdd5ae3aSLen Brown #define	BIC_PkgCnt	(1ULL << 33)
601bdd5ae3aSLen Brown #define	BIC_RAMWatt	(1ULL << 34)
602bdd5ae3aSLen Brown #define	BIC_PKG__	(1ULL << 35)
603bdd5ae3aSLen Brown #define	BIC_RAM__	(1ULL << 36)
604bdd5ae3aSLen Brown #define	BIC_Pkg_J	(1ULL << 37)
605bdd5ae3aSLen Brown #define	BIC_Cor_J	(1ULL << 38)
606bdd5ae3aSLen Brown #define	BIC_GFX_J	(1ULL << 39)
607bdd5ae3aSLen Brown #define	BIC_RAM_J	(1ULL << 40)
608bdd5ae3aSLen Brown #define	BIC_Mod_c6	(1ULL << 41)
609bdd5ae3aSLen Brown #define	BIC_Totl_c0	(1ULL << 42)
610bdd5ae3aSLen Brown #define	BIC_Any_c0	(1ULL << 43)
611bdd5ae3aSLen Brown #define	BIC_GFX_c0	(1ULL << 44)
612bdd5ae3aSLen Brown #define	BIC_CPUGFX	(1ULL << 45)
613bdd5ae3aSLen Brown #define	BIC_Core	(1ULL << 46)
614bdd5ae3aSLen Brown #define	BIC_CPU		(1ULL << 47)
6154c2122d4SLen Brown #define	BIC_APIC	(1ULL << 48)
6164c2122d4SLen Brown #define	BIC_X2APIC	(1ULL << 49)
6176de68fe1SLen Brown #define	BIC_Die		(1ULL << 50)
618b4b91569SRafael Antognolli #define	BIC_GFXACTMHz	(1ULL << 51)
619812db3f7SLen Brown 
6204c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT	(BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC)
6213f44a5c6SLen Brown 
6223f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT);
6234c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC;
624812db3f7SLen Brown 
625812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME)
6261e9042b9SSrinivas Pandruvada #define DO_BIC_READ(COUNTER_NAME) (bic_present & COUNTER_NAME)
6273f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME)
628812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT)
6290f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT)
630812db3f7SLen Brown 
6313f44a5c6SLen Brown 
632dd778a5eSLen Brown #define MAX_DEFERRED 16
633dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED];
634dd778a5eSLen Brown int deferred_skip_index;
635dd778a5eSLen Brown 
636dd778a5eSLen Brown /*
637dd778a5eSLen Brown  * HIDE_LIST - hide this list of counters, show the rest [default]
638dd778a5eSLen Brown  * SHOW_LIST - show this list of counters, hide the rest
639dd778a5eSLen Brown  */
640dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST;
641dd778a5eSLen Brown 
642dd778a5eSLen Brown void help(void)
643dd778a5eSLen Brown {
644dd778a5eSLen Brown 	fprintf(outf,
645dd778a5eSLen Brown 	"Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n"
646dd778a5eSLen Brown 	"\n"
647dd778a5eSLen Brown 	"Turbostat forks the specified COMMAND and prints statistics\n"
648dd778a5eSLen Brown 	"when COMMAND completes.\n"
649dd778a5eSLen Brown 	"If no COMMAND is specified, turbostat wakes every 5-seconds\n"
650dd778a5eSLen Brown 	"to print statistics, until interrupted.\n"
651cc481650SNathan Ciobanu 	"  -a, --add	add a counter\n"
652dd778a5eSLen Brown 	"		  eg. --add msr0x10,u64,cpu,delta,MY_TSC\n"
653cc481650SNathan Ciobanu 	"  -c, --cpu	cpu-set	limit output to summary plus cpu-set:\n"
654dd778a5eSLen Brown 	"		  {core | package | j,k,l..m,n-p }\n"
6559ce80578SNathan Ciobanu 	"  -d, --debug	displays usec, Time_Of_Day_Seconds and more debugging\n"
6569ce80578SNathan Ciobanu 	"  -D, --Dump	displays the raw counter values\n"
6579ce80578SNathan Ciobanu 	"  -e, --enable	[all | column]\n"
6589ce80578SNathan Ciobanu 	"		shows all or the specified disabled column\n"
6599ce80578SNathan Ciobanu 	"  -H, --hide [column|column,column,...]\n"
6609ce80578SNathan Ciobanu 	"		hide the specified column(s)\n"
661cc481650SNathan Ciobanu 	"  -i, --interval sec.subsec\n"
662cc481650SNathan Ciobanu 	"		Override default 5-second measurement interval\n"
6639ce80578SNathan Ciobanu 	"  -J, --Joules	displays energy in Joules instead of Watts\n"
664cc481650SNathan Ciobanu 	"  -l, --list	list column headers only\n"
665cc481650SNathan Ciobanu 	"  -n, --num_iterations num\n"
666cc481650SNathan Ciobanu 	"		number of the measurement iterations\n"
667cc481650SNathan Ciobanu 	"  -o, --out file\n"
668cc481650SNathan Ciobanu 	"		create or truncate \"file\" for all output\n"
669cc481650SNathan Ciobanu 	"  -q, --quiet	skip decoding system configuration header\n"
6709ce80578SNathan Ciobanu 	"  -s, --show [column|column,column,...]\n"
6719ce80578SNathan Ciobanu 	"		show only the specified column(s)\n"
6729ce80578SNathan Ciobanu 	"  -S, --Summary\n"
6739ce80578SNathan Ciobanu 	"		limits output to 1-line system summary per interval\n"
6749ce80578SNathan Ciobanu 	"  -T, --TCC temperature\n"
6759ce80578SNathan Ciobanu 	"		sets the Thermal Control Circuit temperature in\n"
6769ce80578SNathan Ciobanu 	"		  degrees Celsius\n"
677cc481650SNathan Ciobanu 	"  -h, --help	print this help message\n"
678cc481650SNathan Ciobanu 	"  -v, --version	print version information\n"
679dd778a5eSLen Brown 	"\n"
680dd778a5eSLen Brown 	"For more help, run \"man turbostat\"\n");
681dd778a5eSLen Brown }
682dd778a5eSLen Brown 
683812db3f7SLen Brown /*
684812db3f7SLen Brown  * bic_lookup
685812db3f7SLen Brown  * for all the strings in comma separate name_list,
686812db3f7SLen Brown  * set the approprate bit in return value.
687812db3f7SLen Brown  */
688dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode)
689812db3f7SLen Brown {
690812db3f7SLen Brown 	int i;
691812db3f7SLen Brown 	unsigned long long retval = 0;
692812db3f7SLen Brown 
693812db3f7SLen Brown 	while (name_list) {
694812db3f7SLen Brown 		char *comma;
695812db3f7SLen Brown 
696812db3f7SLen Brown 		comma = strchr(name_list, ',');
697812db3f7SLen Brown 
698812db3f7SLen Brown 		if (comma)
699812db3f7SLen Brown 			*comma = '\0';
700812db3f7SLen Brown 
7013f44a5c6SLen Brown 		if (!strcmp(name_list, "all"))
7023f44a5c6SLen Brown 			return ~0;
7033f44a5c6SLen Brown 
704812db3f7SLen Brown 		for (i = 0; i < MAX_BIC; ++i) {
705812db3f7SLen Brown 			if (!strcmp(name_list, bic[i].name)) {
706812db3f7SLen Brown 				retval |= (1ULL << i);
707812db3f7SLen Brown 				break;
708812db3f7SLen Brown 			}
709812db3f7SLen Brown 		}
710812db3f7SLen Brown 		if (i == MAX_BIC) {
711dd778a5eSLen Brown 			if (mode == SHOW_LIST) {
712812db3f7SLen Brown 				fprintf(stderr, "Invalid counter name: %s\n", name_list);
713812db3f7SLen Brown 				exit(-1);
714812db3f7SLen Brown 			}
715dd778a5eSLen Brown 			deferred_skip_names[deferred_skip_index++] = name_list;
716dd778a5eSLen Brown 			if (debug)
717dd778a5eSLen Brown 				fprintf(stderr, "deferred \"%s\"\n", name_list);
718dd778a5eSLen Brown 			if (deferred_skip_index >= MAX_DEFERRED) {
719dd778a5eSLen Brown 				fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n",
720dd778a5eSLen Brown 					MAX_DEFERRED, name_list);
721dd778a5eSLen Brown 				help();
722dd778a5eSLen Brown 				exit(1);
723dd778a5eSLen Brown 			}
724dd778a5eSLen Brown 		}
725812db3f7SLen Brown 
726812db3f7SLen Brown 		name_list = comma;
727812db3f7SLen Brown 		if (name_list)
728812db3f7SLen Brown 			name_list++;
729812db3f7SLen Brown 
730812db3f7SLen Brown 	}
731812db3f7SLen Brown 	return retval;
732812db3f7SLen Brown }
733fc04cc67SLen Brown 
734dd778a5eSLen Brown 
735c8ade361SLen Brown void print_header(char *delim)
736103a8feaSLen Brown {
737388e9c81SLen Brown 	struct msr_counter *mp;
7386168c2e0SLen Brown 	int printed = 0;
739388e9c81SLen Brown 
7403f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC))
7413f44a5c6SLen Brown 		outp += sprintf(outp, "%susec", (printed++ ? delim : ""));
7423f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
7433f44a5c6SLen Brown 		outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : ""));
744812db3f7SLen Brown 	if (DO_BIC(BIC_Package))
7456168c2e0SLen Brown 		outp += sprintf(outp, "%sPackage", (printed++ ? delim : ""));
7466de68fe1SLen Brown 	if (DO_BIC(BIC_Die))
7476de68fe1SLen Brown 		outp += sprintf(outp, "%sDie", (printed++ ? delim : ""));
74801235041SPrarit Bhargava 	if (DO_BIC(BIC_Node))
74901235041SPrarit Bhargava 		outp += sprintf(outp, "%sNode", (printed++ ? delim : ""));
750812db3f7SLen Brown 	if (DO_BIC(BIC_Core))
7516168c2e0SLen Brown 		outp += sprintf(outp, "%sCore", (printed++ ? delim : ""));
752812db3f7SLen Brown 	if (DO_BIC(BIC_CPU))
7536168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU", (printed++ ? delim : ""));
7544c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
7554c2122d4SLen Brown 		outp += sprintf(outp, "%sAPIC", (printed++ ? delim : ""));
7564c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
7574c2122d4SLen Brown 		outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : ""));
758812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
7596168c2e0SLen Brown 		outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : ""));
760812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
7616168c2e0SLen Brown 		outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : ""));
762812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz))
7636168c2e0SLen Brown 		outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : ""));
764812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
7656168c2e0SLen Brown 		outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : ""));
7661cc21f7bSLen Brown 
7670de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
7680de6c0dfSLen Brown 		if (sums_need_wide_columns)
7696168c2e0SLen Brown 			outp += sprintf(outp, "%s     IRQ", (printed++ ? delim : ""));
7700de6c0dfSLen Brown 		else
7716168c2e0SLen Brown 			outp += sprintf(outp, "%sIRQ", (printed++ ? delim : ""));
7720de6c0dfSLen Brown 	}
7730de6c0dfSLen Brown 
774812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
7756168c2e0SLen Brown 		outp += sprintf(outp, "%sSMI", (printed++ ? delim : ""));
7761cc21f7bSLen Brown 
777388e9c81SLen Brown 	for (mp = sys.tp; mp; mp = mp->next) {
778dd778a5eSLen Brown 
779388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
780388e9c81SLen Brown 			if (mp->width == 64)
781dd778a5eSLen Brown 				outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name);
782388e9c81SLen Brown 			else
783dd778a5eSLen Brown 				outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name);
784388e9c81SLen Brown 		} else {
7850de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
786dd778a5eSLen Brown 				outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name);
7870de6c0dfSLen Brown 			else
788dd778a5eSLen Brown 				outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name);
789388e9c81SLen Brown 		}
790388e9c81SLen Brown 	}
791388e9c81SLen Brown 
79241618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
7936168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : ""));
794562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
7956168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : ""));
796812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
7976168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : ""));
798812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
7996168c2e0SLen Brown 		outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : ""));
800678a3bd1SLen Brown 
8010539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
8026168c2e0SLen Brown 		outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : ""));
803678a3bd1SLen Brown 
804812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
8056168c2e0SLen Brown 		outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : ""));
806388e9c81SLen Brown 
8079392bd98SCalvin Walton 	if (do_rapl && !rapl_joules) {
8089392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
8099392bd98SCalvin Walton 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
8109392bd98SCalvin Walton 	} else if (do_rapl && rapl_joules) {
8119392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
8129392bd98SCalvin Walton 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
8139392bd98SCalvin Walton 	}
8149392bd98SCalvin Walton 
815388e9c81SLen Brown 	for (mp = sys.cp; mp; mp = mp->next) {
816388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
817388e9c81SLen Brown 			if (mp->width == 64)
818c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
819388e9c81SLen Brown 			else
820c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
821388e9c81SLen Brown 		} else {
8220de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
8230de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
8240de6c0dfSLen Brown 			else
825c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
826388e9c81SLen Brown 		}
827388e9c81SLen Brown 	}
828388e9c81SLen Brown 
829812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
8306168c2e0SLen Brown 		outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : ""));
831889facbeSLen Brown 
832812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
8336168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : ""));
834fdf676e5SLen Brown 
835812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
8366168c2e0SLen Brown 		outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : ""));
83727d47356SLen Brown 
838b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
839b4b91569SRafael Antognolli 		outp += sprintf(outp, "%sGFXAMHz", (printed++ ? delim : ""));
840b4b91569SRafael Antognolli 
841a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
8426168c2e0SLen Brown 		outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : ""));
843a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
8446168c2e0SLen Brown 		outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : ""));
845a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
8466168c2e0SLen Brown 		outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : ""));
847a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
8486168c2e0SLen Brown 		outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : ""));
8490b2bb692SLen Brown 
8500f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
8516168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : ""));
8520f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
8536168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : ""));
8540f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
8556168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : ""));
8560f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
8576168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : ""));
8580f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
8596168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : ""));
8600f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
8616168c2e0SLen Brown 		outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : ""));
8620f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
8636168c2e0SLen Brown 		outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : ""));
864be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
865be0e54c4SLen Brown 		outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : ""));
866be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
867be0e54c4SLen Brown 		outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : ""));
868103a8feaSLen Brown 
8695c56be9aSDirk Brandewie 	if (do_rapl && !rapl_joules) {
870812db3f7SLen Brown 		if (DO_BIC(BIC_PkgWatt))
8716168c2e0SLen Brown 			outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : ""));
8729392bd98SCalvin Walton 		if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
8736168c2e0SLen Brown 			outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : ""));
874812db3f7SLen Brown 		if (DO_BIC(BIC_GFXWatt))
8756168c2e0SLen Brown 			outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : ""));
876812db3f7SLen Brown 		if (DO_BIC(BIC_RAMWatt))
8776168c2e0SLen Brown 			outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : ""));
878812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
8796168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
880812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
8816168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
882d7899447SLen Brown 	} else if (do_rapl && rapl_joules) {
883812db3f7SLen Brown 		if (DO_BIC(BIC_Pkg_J))
8846168c2e0SLen Brown 			outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : ""));
8859392bd98SCalvin Walton 		if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
8866168c2e0SLen Brown 			outp += sprintf(outp, "%sCor_J", (printed++ ? delim : ""));
887812db3f7SLen Brown 		if (DO_BIC(BIC_GFX_J))
8886168c2e0SLen Brown 			outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : ""));
889812db3f7SLen Brown 		if (DO_BIC(BIC_RAM_J))
8906168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : ""));
891812db3f7SLen Brown 		if (DO_BIC(BIC_PKG__))
8926168c2e0SLen Brown 			outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : ""));
893812db3f7SLen Brown 		if (DO_BIC(BIC_RAM__))
8946168c2e0SLen Brown 			outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : ""));
8955c56be9aSDirk Brandewie 	}
896388e9c81SLen Brown 	for (mp = sys.pp; mp; mp = mp->next) {
897388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
898388e9c81SLen Brown 			if (mp->width == 64)
899c8ade361SLen Brown 				outp += sprintf(outp, "%s%18.18s", delim, mp->name);
900388e9c81SLen Brown 			else
901c8ade361SLen Brown 				outp += sprintf(outp, "%s%10.10s", delim, mp->name);
902388e9c81SLen Brown 		} else {
9030de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
9040de6c0dfSLen Brown 				outp += sprintf(outp, "%s%8s", delim, mp->name);
9050de6c0dfSLen Brown 			else
906c8ade361SLen Brown 				outp += sprintf(outp, "%s%s", delim, mp->name);
907388e9c81SLen Brown 		}
908388e9c81SLen Brown 	}
909388e9c81SLen Brown 
910c98d5d94SLen Brown 	outp += sprintf(outp, "\n");
911103a8feaSLen Brown }
912103a8feaSLen Brown 
913c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c,
914c98d5d94SLen Brown 	struct pkg_data *p)
915103a8feaSLen Brown {
916388e9c81SLen Brown 	int i;
917388e9c81SLen Brown 	struct msr_counter *mp;
918388e9c81SLen Brown 
9193b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p);
920c98d5d94SLen Brown 
921c98d5d94SLen Brown 	if (t) {
9223b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "CPU: %d flags 0x%x\n",
9233b4d5c7fSAndy Shevchenko 			t->cpu_id, t->flags);
9243b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "TSC: %016llX\n", t->tsc);
9253b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "aperf: %016llX\n", t->aperf);
9263b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "mperf: %016llX\n", t->mperf);
9273b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c1: %016llX\n", t->c1);
9286886fee4SLen Brown 
929812db3f7SLen Brown 		if (DO_BIC(BIC_IRQ))
9300de6c0dfSLen Brown 			outp += sprintf(outp, "IRQ: %lld\n", t->irq_count);
931812db3f7SLen Brown 		if (DO_BIC(BIC_SMI))
932218f0e8dSLen Brown 			outp += sprintf(outp, "SMI: %d\n", t->smi_count);
933388e9c81SLen Brown 
934388e9c81SLen Brown 		for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
935388e9c81SLen Brown 			outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n",
936388e9c81SLen Brown 				i, mp->msr_num, t->counter[i]);
937388e9c81SLen Brown 		}
938103a8feaSLen Brown 	}
939103a8feaSLen Brown 
940c98d5d94SLen Brown 	if (c) {
9413b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "core: %d\n", c->core_id);
9423b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c3: %016llX\n", c->c3);
9433b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c6: %016llX\n", c->c6);
9443b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "c7: %016llX\n", c->c7);
9453b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c);
9469392bd98SCalvin Walton 		outp += sprintf(outp, "Joules: %0X\n", c->core_energy);
947388e9c81SLen Brown 
948388e9c81SLen Brown 		for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
949388e9c81SLen Brown 			outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n",
950388e9c81SLen Brown 				i, mp->msr_num, c->counter[i]);
951388e9c81SLen Brown 		}
9520539ba11SLen Brown 		outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us);
953c98d5d94SLen Brown 	}
954103a8feaSLen Brown 
955c98d5d94SLen Brown 	if (p) {
9563b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "package: %d\n", p->package_id);
9570b2bb692SLen Brown 
9580b2bb692SLen Brown 		outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0);
9590b2bb692SLen Brown 		outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0);
9600b2bb692SLen Brown 		outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0);
9610b2bb692SLen Brown 		outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0);
9620b2bb692SLen Brown 
9633b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc2: %016llX\n", p->pc2);
9640f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc3))
9653b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc3: %016llX\n", p->pc3);
9660f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc6))
9673b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc6: %016llX\n", p->pc6);
9680f47c08dSLen Brown 		if (DO_BIC(BIC_Pkgpc7))
9693b4d5c7fSAndy Shevchenko 			outp += sprintf(outp, "pc7: %016llX\n", p->pc7);
9703b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc8: %016llX\n", p->pc8);
9713b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc9: %016llX\n", p->pc9);
9723b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "pc10: %016llX\n", p->pc10);
973be0e54c4SLen Brown 		outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi);
974be0e54c4SLen Brown 		outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi);
9757c2ccc50SChen Yu 		outp += sprintf(outp, "Joules PKG: %0llX\n", p->energy_pkg);
9767c2ccc50SChen Yu 		outp += sprintf(outp, "Joules COR: %0llX\n", p->energy_cores);
9777c2ccc50SChen Yu 		outp += sprintf(outp, "Joules GFX: %0llX\n", p->energy_gfx);
9787c2ccc50SChen Yu 		outp += sprintf(outp, "Joules RAM: %0llX\n", p->energy_dram);
9797c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle PKG: %0llX\n",
9803b4d5c7fSAndy Shevchenko 			p->rapl_pkg_perf_status);
9817c2ccc50SChen Yu 		outp += sprintf(outp, "Throttle RAM: %0llX\n",
9823b4d5c7fSAndy Shevchenko 			p->rapl_dram_perf_status);
9833b4d5c7fSAndy Shevchenko 		outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c);
984388e9c81SLen Brown 
985388e9c81SLen Brown 		for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
986388e9c81SLen Brown 			outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n",
987388e9c81SLen Brown 				i, mp->msr_num, p->counter[i]);
988388e9c81SLen Brown 		}
989c98d5d94SLen Brown 	}
9903b4d5c7fSAndy Shevchenko 
9913b4d5c7fSAndy Shevchenko 	outp += sprintf(outp, "\n");
9923b4d5c7fSAndy Shevchenko 
993c98d5d94SLen Brown 	return 0;
994103a8feaSLen Brown }
995103a8feaSLen Brown 
996e23da037SLen Brown /*
997e23da037SLen Brown  * column formatting convention & formats
998e23da037SLen Brown  */
999c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c,
1000c98d5d94SLen Brown 	struct pkg_data *p)
1001103a8feaSLen Brown {
1002008d396eSLen Brown 	double interval_float, tsc;
1003fc04cc67SLen Brown 	char *fmt8;
1004388e9c81SLen Brown 	int i;
1005388e9c81SLen Brown 	struct msr_counter *mp;
10066168c2e0SLen Brown 	char *delim = "\t";
10076168c2e0SLen Brown 	int printed = 0;
1008103a8feaSLen Brown 
1009c98d5d94SLen Brown 	 /* if showing only 1st thread in core and this isn't one, bail out */
1010c98d5d94SLen Brown 	if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1011c98d5d94SLen Brown 		return 0;
1012c98d5d94SLen Brown 
1013c98d5d94SLen Brown 	 /* if showing only 1st thread in pkg and this isn't one, bail out */
1014c98d5d94SLen Brown 	if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1015c98d5d94SLen Brown 		return 0;
1016c98d5d94SLen Brown 
10171ef7d21aSLen Brown 	/*if not summary line and --cpu is used */
10181ef7d21aSLen Brown 	if ((t != &average.threads) &&
10191ef7d21aSLen Brown 		(cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset)))
10201ef7d21aSLen Brown 		return 0;
10211ef7d21aSLen Brown 
10223f44a5c6SLen Brown 	if (DO_BIC(BIC_USEC)) {
1023f4fdf2b4SLen Brown 		/* on each row, print how many usec each timestamp took to gather */
1024f4fdf2b4SLen Brown 		struct timeval tv;
1025f4fdf2b4SLen Brown 
1026f4fdf2b4SLen Brown 		timersub(&t->tv_end, &t->tv_begin, &tv);
1027f4fdf2b4SLen Brown 		outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec);
1028f4fdf2b4SLen Brown 	}
1029f4fdf2b4SLen Brown 
10303f44a5c6SLen Brown 	/* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */
10313f44a5c6SLen Brown 	if (DO_BIC(BIC_TOD))
10323f44a5c6SLen Brown 		outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec);
10333f44a5c6SLen Brown 
1034d4794f25SYazen Ghannam 	interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec/1000000.0;
1035103a8feaSLen Brown 
1036008d396eSLen Brown 	tsc = t->tsc * tsc_tweak;
1037008d396eSLen Brown 
1038c98d5d94SLen Brown 	/* topo columns, print blanks on 1st (average) line */
1039c98d5d94SLen Brown 	if (t == &average.threads) {
1040812db3f7SLen Brown 		if (DO_BIC(BIC_Package))
10416168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10426de68fe1SLen Brown 		if (DO_BIC(BIC_Die))
10436de68fe1SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
104401235041SPrarit Bhargava 		if (DO_BIC(BIC_Node))
104501235041SPrarit Bhargava 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1046812db3f7SLen Brown 		if (DO_BIC(BIC_Core))
10476168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1048812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
10496168c2e0SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10504c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
10514c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10524c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
10534c2122d4SLen Brown 			outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1054103a8feaSLen Brown 	} else {
1055812db3f7SLen Brown 		if (DO_BIC(BIC_Package)) {
1056c98d5d94SLen Brown 			if (p)
10576168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id);
1058c98d5d94SLen Brown 			else
10596168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1060c98d5d94SLen Brown 		}
10616de68fe1SLen Brown 		if (DO_BIC(BIC_Die)) {
10626de68fe1SLen Brown 			if (c)
10636de68fe1SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id);
10646de68fe1SLen Brown 			else
10656de68fe1SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
10666de68fe1SLen Brown 		}
106701235041SPrarit Bhargava 		if (DO_BIC(BIC_Node)) {
106801235041SPrarit Bhargava 			if (t)
106901235041SPrarit Bhargava 				outp += sprintf(outp, "%s%d",
107001235041SPrarit Bhargava 						(printed++ ? delim : ""),
107101235041SPrarit Bhargava 					      cpus[t->cpu_id].physical_node_id);
107201235041SPrarit Bhargava 			else
107301235041SPrarit Bhargava 				outp += sprintf(outp, "%s-",
107401235041SPrarit Bhargava 						(printed++ ? delim : ""));
107501235041SPrarit Bhargava 		}
1076812db3f7SLen Brown 		if (DO_BIC(BIC_Core)) {
1077c98d5d94SLen Brown 			if (c)
10786168c2e0SLen Brown 				outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id);
1079c98d5d94SLen Brown 			else
10806168c2e0SLen Brown 				outp += sprintf(outp, "%s-", (printed++ ? delim : ""));
1081c98d5d94SLen Brown 		}
1082812db3f7SLen Brown 		if (DO_BIC(BIC_CPU))
10836168c2e0SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id);
10844c2122d4SLen Brown 		if (DO_BIC(BIC_APIC))
10854c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id);
10864c2122d4SLen Brown 		if (DO_BIC(BIC_X2APIC))
10874c2122d4SLen Brown 			outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id);
1088103a8feaSLen Brown 	}
1089fc04cc67SLen Brown 
1090812db3f7SLen Brown 	if (DO_BIC(BIC_Avg_MHz))
10916168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1092fc04cc67SLen Brown 			1.0 / units * t->aperf / interval_float);
1093fc04cc67SLen Brown 
1094812db3f7SLen Brown 	if (DO_BIC(BIC_Busy))
10956168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc);
1096103a8feaSLen Brown 
1097812db3f7SLen Brown 	if (DO_BIC(BIC_Bzy_MHz)) {
109821ed5574SLen Brown 		if (has_base_hz)
10996168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf);
110021ed5574SLen Brown 		else
11016168c2e0SLen Brown 			outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""),
1102008d396eSLen Brown 				tsc / units * t->aperf / t->mperf / interval_float);
110321ed5574SLen Brown 	}
1104103a8feaSLen Brown 
1105812db3f7SLen Brown 	if (DO_BIC(BIC_TSC_MHz))
11066168c2e0SLen Brown 		outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float);
1107103a8feaSLen Brown 
1108562a2d37SLen Brown 	/* IRQ */
11090de6c0dfSLen Brown 	if (DO_BIC(BIC_IRQ)) {
11100de6c0dfSLen Brown 		if (sums_need_wide_columns)
11116168c2e0SLen Brown 			outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count);
11120de6c0dfSLen Brown 		else
11136168c2e0SLen Brown 			outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count);
11140de6c0dfSLen Brown 	}
1115562a2d37SLen Brown 
11161cc21f7bSLen Brown 	/* SMI */
1117812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
11186168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count);
11191cc21f7bSLen Brown 
1120678a3bd1SLen Brown 	/* Added counters */
1121678a3bd1SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1122678a3bd1SLen Brown 		if (mp->format == FORMAT_RAW) {
1123678a3bd1SLen Brown 			if (mp->width == 32)
11245f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]);
1125678a3bd1SLen Brown 			else
11266168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]);
1127678a3bd1SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11280de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11296168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]);
11300de6c0dfSLen Brown 			else
11316168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]);
1132678a3bd1SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
113341618e63SLen Brown 			if (mp->type == COUNTER_USEC)
11346168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000);
113541618e63SLen Brown 			else
11366168c2e0SLen Brown 				outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc);
1137678a3bd1SLen Brown 		}
1138678a3bd1SLen Brown 	}
1139678a3bd1SLen Brown 
114041618e63SLen Brown 	/* C1 */
114141618e63SLen Brown 	if (DO_BIC(BIC_CPU_c1))
11426168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc);
114341618e63SLen Brown 
114441618e63SLen Brown 
1145c98d5d94SLen Brown 	/* print per-core data only for 1st thread in core */
1146c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1147c98d5d94SLen Brown 		goto done;
1148c98d5d94SLen Brown 
1149562855eeSLen Brown 	if (DO_BIC(BIC_CPU_c3))
11506168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc);
1151812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c6))
11526168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc);
1153812db3f7SLen Brown 	if (DO_BIC(BIC_CPU_c7))
11546168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc);
1155c98d5d94SLen Brown 
11560539ba11SLen Brown 	/* Mod%c6 */
11570539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
11586168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc);
11590539ba11SLen Brown 
1160812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp))
11616168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c);
1162889facbeSLen Brown 
1163388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1164388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1165388e9c81SLen Brown 			if (mp->width == 32)
11665f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]);
1167388e9c81SLen Brown 			else
11686168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]);
1169388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
11700de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
11716168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]);
11720de6c0dfSLen Brown 			else
11736168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]);
1174388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
11756168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc);
1176388e9c81SLen Brown 		}
1177388e9c81SLen Brown 	}
1178388e9c81SLen Brown 
11799392bd98SCalvin Walton 	fmt8 = "%s%.2f";
11809392bd98SCalvin Walton 
11819392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY))
11829392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float);
11839392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY))
11849392bd98SCalvin Walton 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units);
11859392bd98SCalvin Walton 
1186c98d5d94SLen Brown 	/* print per-package data only for 1st core in package */
1187c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1188c98d5d94SLen Brown 		goto done;
1189c98d5d94SLen Brown 
11900b2bb692SLen Brown 	/* PkgTmp */
1191812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp))
11926168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c);
1193889facbeSLen Brown 
1194fdf676e5SLen Brown 	/* GFXrc6 */
1195812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6)) {
1196ba3dec99SLen Brown 		if (p->gfx_rc6_ms == -1) {	/* detect GFX counter reset */
11976168c2e0SLen Brown 			outp += sprintf(outp, "%s**.**", (printed++ ? delim : ""));
11989185e988SLen Brown 		} else {
11996168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""),
12009185e988SLen Brown 				p->gfx_rc6_ms / 10.0 / interval_float);
12019185e988SLen Brown 		}
12029185e988SLen Brown 	}
1203fdf676e5SLen Brown 
120427d47356SLen Brown 	/* GFXMHz */
1205812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
12066168c2e0SLen Brown 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz);
120727d47356SLen Brown 
1208b4b91569SRafael Antognolli 	/* GFXACTMHz */
1209b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
1210b4b91569SRafael Antognolli 		outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_act_mhz);
1211b4b91569SRafael Antognolli 
12120b2bb692SLen Brown 	/* Totl%C0, Any%C0 GFX%C0 CPUGFX% */
1213a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
12146168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc);
1215a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
12166168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc);
1217a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
12186168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc);
1219a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
12206168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc);
12210b2bb692SLen Brown 
12220f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
12236168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc);
12240f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
12256168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc);
12260f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
12276168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc);
12280f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
12296168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc);
12300f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
12316168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc);
12320f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
12336168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc);
12340f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
12356168c2e0SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc);
1236889facbeSLen Brown 
1237be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
1238be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float);
1239be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
1240be0e54c4SLen Brown 		outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float);
1241be0e54c4SLen Brown 
1242812db3f7SLen Brown 	if (DO_BIC(BIC_PkgWatt))
12436168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float);
12449392bd98SCalvin Walton 	if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY))
12456168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float);
1246812db3f7SLen Brown 	if (DO_BIC(BIC_GFXWatt))
12476168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float);
1248812db3f7SLen Brown 	if (DO_BIC(BIC_RAMWatt))
12496168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float);
1250812db3f7SLen Brown 	if (DO_BIC(BIC_Pkg_J))
12516168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units);
12529392bd98SCalvin Walton 	if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY))
12536168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units);
1254812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_J))
12556168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units);
1256812db3f7SLen Brown 	if (DO_BIC(BIC_RAM_J))
12576168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units);
1258812db3f7SLen Brown 	if (DO_BIC(BIC_PKG__))
12596168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float);
1260812db3f7SLen Brown 	if (DO_BIC(BIC_RAM__))
12616168c2e0SLen Brown 		outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float);
1262812db3f7SLen Brown 
1263388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1264388e9c81SLen Brown 		if (mp->format == FORMAT_RAW) {
1265388e9c81SLen Brown 			if (mp->width == 32)
12665f3aea57SLen Brown 				outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]);
1267388e9c81SLen Brown 			else
12686168c2e0SLen Brown 				outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]);
1269388e9c81SLen Brown 		} else if (mp->format == FORMAT_DELTA) {
12700de6c0dfSLen Brown 			if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns)
12716168c2e0SLen Brown 				outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]);
12720de6c0dfSLen Brown 			else
12736168c2e0SLen Brown 				outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]);
1274388e9c81SLen Brown 		} else if (mp->format == FORMAT_PERCENT) {
12756168c2e0SLen Brown 			outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc);
1276388e9c81SLen Brown 		}
1277388e9c81SLen Brown 	}
1278388e9c81SLen Brown 
1279c98d5d94SLen Brown done:
128094d6ab4bSLen Brown 	if (*(outp - 1) != '\n')
1281c98d5d94SLen Brown 		outp += sprintf(outp, "\n");
1282c98d5d94SLen Brown 
1283c98d5d94SLen Brown 	return 0;
1284103a8feaSLen Brown }
1285103a8feaSLen Brown 
1286b7d8c148SLen Brown void flush_output_stdout(void)
1287103a8feaSLen Brown {
1288b7d8c148SLen Brown 	FILE *filep;
1289b7d8c148SLen Brown 
1290b7d8c148SLen Brown 	if (outf == stderr)
1291b7d8c148SLen Brown 		filep = stdout;
1292b7d8c148SLen Brown 	else
1293b7d8c148SLen Brown 		filep = outf;
1294b7d8c148SLen Brown 
1295b7d8c148SLen Brown 	fputs(output_buffer, filep);
1296b7d8c148SLen Brown 	fflush(filep);
1297b7d8c148SLen Brown 
1298c98d5d94SLen Brown 	outp = output_buffer;
1299c98d5d94SLen Brown }
1300b7d8c148SLen Brown void flush_output_stderr(void)
1301c98d5d94SLen Brown {
1302b7d8c148SLen Brown 	fputs(output_buffer, outf);
1303b7d8c148SLen Brown 	fflush(outf);
1304c98d5d94SLen Brown 	outp = output_buffer;
1305c98d5d94SLen Brown }
1306c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1307c98d5d94SLen Brown {
1308e23da037SLen Brown 	static int printed;
1309103a8feaSLen Brown 
1310e23da037SLen Brown 	if (!printed || !summary_only)
1311c8ade361SLen Brown 		print_header("\t");
1312103a8feaSLen Brown 
13139d83601aSLen Brown 	format_counters(&average.threads, &average.cores, &average.packages);
1314103a8feaSLen Brown 
1315e23da037SLen Brown 	printed = 1;
1316e23da037SLen Brown 
1317e23da037SLen Brown 	if (summary_only)
1318e23da037SLen Brown 		return;
1319e23da037SLen Brown 
1320c98d5d94SLen Brown 	for_all_cpus(format_counters, t, c, p);
1321103a8feaSLen Brown }
1322103a8feaSLen Brown 
1323889facbeSLen Brown #define DELTA_WRAP32(new, old)			\
13247c2ccc50SChen Yu 	old = ((((unsigned long long)new << 32) - ((unsigned long long)old << 32)) >> 32);
1325889facbeSLen Brown 
1326ba3dec99SLen Brown int
1327c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old)
1328103a8feaSLen Brown {
1329388e9c81SLen Brown 	int i;
1330388e9c81SLen Brown 	struct msr_counter *mp;
13310b2bb692SLen Brown 
1332a99d8730SLen Brown 
1333a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
13340b2bb692SLen Brown 		old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0;
1335a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
13360b2bb692SLen Brown 		old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0;
1337a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
13380b2bb692SLen Brown 		old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0;
1339a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
13400b2bb692SLen Brown 		old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0;
1341a99d8730SLen Brown 
1342c98d5d94SLen Brown 	old->pc2 = new->pc2 - old->pc2;
13430f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1344c98d5d94SLen Brown 		old->pc3 = new->pc3 - old->pc3;
13450f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1346c98d5d94SLen Brown 		old->pc6 = new->pc6 - old->pc6;
13470f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1348c98d5d94SLen Brown 		old->pc7 = new->pc7 - old->pc7;
1349ca58710fSKristen Carlson Accardi 	old->pc8 = new->pc8 - old->pc8;
1350ca58710fSKristen Carlson Accardi 	old->pc9 = new->pc9 - old->pc9;
1351ca58710fSKristen Carlson Accardi 	old->pc10 = new->pc10 - old->pc10;
1352be0e54c4SLen Brown 	old->cpu_lpi = new->cpu_lpi - old->cpu_lpi;
1353be0e54c4SLen Brown 	old->sys_lpi = new->sys_lpi - old->sys_lpi;
1354889facbeSLen Brown 	old->pkg_temp_c = new->pkg_temp_c;
1355889facbeSLen Brown 
13569185e988SLen Brown 	/* flag an error when rc6 counter resets/wraps */
13579185e988SLen Brown 	if (old->gfx_rc6_ms >  new->gfx_rc6_ms)
13589185e988SLen Brown 		old->gfx_rc6_ms = -1;
13599185e988SLen Brown 	else
1360fdf676e5SLen Brown 		old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms;
13619185e988SLen Brown 
136227d47356SLen Brown 	old->gfx_mhz = new->gfx_mhz;
1363b4b91569SRafael Antognolli 	old->gfx_act_mhz = new->gfx_act_mhz;
136427d47356SLen Brown 
136587e15da9SChen Yu 	old->energy_pkg = new->energy_pkg - old->energy_pkg;
136687e15da9SChen Yu 	old->energy_cores = new->energy_cores - old->energy_cores;
136787e15da9SChen Yu 	old->energy_gfx = new->energy_gfx - old->energy_gfx;
136887e15da9SChen Yu 	old->energy_dram = new->energy_dram - old->energy_dram;
136987e15da9SChen Yu 	old->rapl_pkg_perf_status = new->rapl_pkg_perf_status - old->rapl_pkg_perf_status;
137087e15da9SChen Yu 	old->rapl_dram_perf_status = new->rapl_dram_perf_status - old->rapl_dram_perf_status;
1371ba3dec99SLen Brown 
1372388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1373388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1374388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1375388e9c81SLen Brown 		else
1376388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1377388e9c81SLen Brown 	}
1378388e9c81SLen Brown 
1379ba3dec99SLen Brown 	return 0;
1380103a8feaSLen Brown }
1381103a8feaSLen Brown 
1382c98d5d94SLen Brown void
1383c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old)
1384c98d5d94SLen Brown {
1385388e9c81SLen Brown 	int i;
1386388e9c81SLen Brown 	struct msr_counter *mp;
1387388e9c81SLen Brown 
1388c98d5d94SLen Brown 	old->c3 = new->c3 - old->c3;
1389c98d5d94SLen Brown 	old->c6 = new->c6 - old->c6;
1390c98d5d94SLen Brown 	old->c7 = new->c7 - old->c7;
1391889facbeSLen Brown 	old->core_temp_c = new->core_temp_c;
13920539ba11SLen Brown 	old->mc6_us = new->mc6_us - old->mc6_us;
1393388e9c81SLen Brown 
13949392bd98SCalvin Walton 	DELTA_WRAP32(new->core_energy, old->core_energy);
13959392bd98SCalvin Walton 
1396388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1397388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1398388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1399388e9c81SLen Brown 		else
1400388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1401388e9c81SLen Brown 	}
1402103a8feaSLen Brown }
1403c98d5d94SLen Brown 
14041e9042b9SSrinivas Pandruvada int soft_c1_residency_display(int bic)
14051e9042b9SSrinivas Pandruvada {
14061e9042b9SSrinivas Pandruvada 	if (!DO_BIC(BIC_CPU_c1) || use_c1_residency_msr)
14071e9042b9SSrinivas Pandruvada 		return 0;
14081e9042b9SSrinivas Pandruvada 
14091e9042b9SSrinivas Pandruvada 	return DO_BIC_READ(bic);
14101e9042b9SSrinivas Pandruvada }
14111e9042b9SSrinivas Pandruvada 
1412c3ae331dSLen Brown /*
1413c3ae331dSLen Brown  * old = new - old
1414c3ae331dSLen Brown  */
1415ba3dec99SLen Brown int
1416c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old,
1417c98d5d94SLen Brown 	struct core_data *core_delta)
1418c98d5d94SLen Brown {
1419388e9c81SLen Brown 	int i;
1420388e9c81SLen Brown 	struct msr_counter *mp;
1421388e9c81SLen Brown 
14224c2122d4SLen Brown 	/* we run cpuid just the 1st time, copy the results */
14234c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
14244c2122d4SLen Brown 		new->apic_id = old->apic_id;
14254c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
14264c2122d4SLen Brown 		new->x2apic_id = old->x2apic_id;
14274c2122d4SLen Brown 
14283f44a5c6SLen Brown 	/*
14293f44a5c6SLen Brown 	 * the timestamps from start of measurement interval are in "old"
14303f44a5c6SLen Brown 	 * the timestamp from end of measurement interval are in "new"
14313f44a5c6SLen Brown 	 * over-write old w/ new so we can print end of interval values
14323f44a5c6SLen Brown 	 */
14333f44a5c6SLen Brown 
1434d4794f25SYazen Ghannam 	timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta);
14353f44a5c6SLen Brown 	old->tv_begin = new->tv_begin;
14363f44a5c6SLen Brown 	old->tv_end = new->tv_end;
14373f44a5c6SLen Brown 
1438c98d5d94SLen Brown 	old->tsc = new->tsc - old->tsc;
1439c98d5d94SLen Brown 
1440103a8feaSLen Brown 	/* check for TSC < 1 Mcycles over interval */
1441b2c95d90SJosh Triplett 	if (old->tsc < (1000 * 1000))
1442b2c95d90SJosh Triplett 		errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n"
1443b2c95d90SJosh Triplett 		     "You can disable all c-states by booting with \"idle=poll\"\n"
1444b2c95d90SJosh Triplett 		     "or just the deep ones with \"processor.max_cstate=1\"");
1445103a8feaSLen Brown 
1446c98d5d94SLen Brown 	old->c1 = new->c1 - old->c1;
1447c98d5d94SLen Brown 
14481e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
14491e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
1450c98d5d94SLen Brown 		if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) {
1451c98d5d94SLen Brown 			old->aperf = new->aperf - old->aperf;
1452c98d5d94SLen Brown 			old->mperf = new->mperf - old->mperf;
1453c98d5d94SLen Brown 		} else {
1454ba3dec99SLen Brown 			return -1;
1455103a8feaSLen Brown 		}
1456a729617cSLen Brown 	}
1457103a8feaSLen Brown 
1458c98d5d94SLen Brown 
1459144b44b1SLen Brown 	if (use_c1_residency_msr) {
1460144b44b1SLen Brown 		/*
1461144b44b1SLen Brown 		 * Some models have a dedicated C1 residency MSR,
1462144b44b1SLen Brown 		 * which should be more accurate than the derivation below.
1463144b44b1SLen Brown 		 */
1464144b44b1SLen Brown 	} else {
1465103a8feaSLen Brown 		/*
1466c3ae331dSLen Brown 		 * As counter collection is not atomic,
1467c3ae331dSLen Brown 		 * it is possible for mperf's non-halted cycles + idle states
1468103a8feaSLen Brown 		 * to exceed TSC's all cycles: show c1 = 0% in that case.
1469103a8feaSLen Brown 		 */
147095149369SLen Brown 		if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak))
1471c98d5d94SLen Brown 			old->c1 = 0;
1472c98d5d94SLen Brown 		else {
1473c98d5d94SLen Brown 			/* normal case, derive c1 */
1474008d396eSLen Brown 			old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3
1475c98d5d94SLen Brown 				- core_delta->c6 - core_delta->c7;
1476c98d5d94SLen Brown 		}
1477144b44b1SLen Brown 	}
1478c3ae331dSLen Brown 
1479c98d5d94SLen Brown 	if (old->mperf == 0) {
1480b7d8c148SLen Brown 		if (debug > 1)
1481b7d8c148SLen Brown 			fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id);
1482c98d5d94SLen Brown 		old->mperf = 1;	/* divide by 0 protection */
1483c98d5d94SLen Brown 	}
1484103a8feaSLen Brown 
1485812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1486562a2d37SLen Brown 		old->irq_count = new->irq_count - old->irq_count;
1487562a2d37SLen Brown 
1488812db3f7SLen Brown 	if (DO_BIC(BIC_SMI))
14891ed51011SLen Brown 		old->smi_count = new->smi_count - old->smi_count;
1490ba3dec99SLen Brown 
1491388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1492388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1493388e9c81SLen Brown 			old->counter[i] = new->counter[i];
1494388e9c81SLen Brown 		else
1495388e9c81SLen Brown 			old->counter[i] = new->counter[i] - old->counter[i];
1496388e9c81SLen Brown 	}
1497ba3dec99SLen Brown 	return 0;
1498103a8feaSLen Brown }
1499c98d5d94SLen Brown 
1500c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c,
1501c98d5d94SLen Brown 	struct pkg_data *p, struct thread_data *t2,
1502c98d5d94SLen Brown 	struct core_data *c2, struct pkg_data *p2)
1503c98d5d94SLen Brown {
1504ba3dec99SLen Brown 	int retval = 0;
1505ba3dec99SLen Brown 
1506c98d5d94SLen Brown 	/* calculate core delta only for 1st thread in core */
1507c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE)
1508c98d5d94SLen Brown 		delta_core(c, c2);
1509c98d5d94SLen Brown 
1510c98d5d94SLen Brown 	/* always calculate thread delta */
1511ba3dec99SLen Brown 	retval = delta_thread(t, t2, c2);	/* c2 is core delta */
1512ba3dec99SLen Brown 	if (retval)
1513ba3dec99SLen Brown 		return retval;
1514c98d5d94SLen Brown 
1515c98d5d94SLen Brown 	/* calculate package delta only for 1st core in package */
1516c98d5d94SLen Brown 	if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)
1517ba3dec99SLen Brown 		retval = delta_package(p, p2);
1518c98d5d94SLen Brown 
1519ba3dec99SLen Brown 	return retval;
1520103a8feaSLen Brown }
1521103a8feaSLen Brown 
1522c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1523103a8feaSLen Brown {
1524388e9c81SLen Brown 	int i;
1525388e9c81SLen Brown 	struct msr_counter  *mp;
1526388e9c81SLen Brown 
15273f44a5c6SLen Brown 	t->tv_begin.tv_sec = 0;
15283f44a5c6SLen Brown 	t->tv_begin.tv_usec = 0;
15293f44a5c6SLen Brown 	t->tv_end.tv_sec = 0;
15303f44a5c6SLen Brown 	t->tv_end.tv_usec = 0;
1531d4794f25SYazen Ghannam 	t->tv_delta.tv_sec = 0;
1532d4794f25SYazen Ghannam 	t->tv_delta.tv_usec = 0;
15333f44a5c6SLen Brown 
1534c98d5d94SLen Brown 	t->tsc = 0;
1535c98d5d94SLen Brown 	t->aperf = 0;
1536c98d5d94SLen Brown 	t->mperf = 0;
1537c98d5d94SLen Brown 	t->c1 = 0;
1538103a8feaSLen Brown 
1539562a2d37SLen Brown 	t->irq_count = 0;
1540562a2d37SLen Brown 	t->smi_count = 0;
1541562a2d37SLen Brown 
1542c98d5d94SLen Brown 	/* tells format_counters to dump all fields from this set */
1543c98d5d94SLen Brown 	t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE;
1544c98d5d94SLen Brown 
1545c98d5d94SLen Brown 	c->c3 = 0;
1546c98d5d94SLen Brown 	c->c6 = 0;
1547c98d5d94SLen Brown 	c->c7 = 0;
15480539ba11SLen Brown 	c->mc6_us = 0;
1549889facbeSLen Brown 	c->core_temp_c = 0;
15509392bd98SCalvin Walton 	c->core_energy = 0;
1551c98d5d94SLen Brown 
15520b2bb692SLen Brown 	p->pkg_wtd_core_c0 = 0;
15530b2bb692SLen Brown 	p->pkg_any_core_c0 = 0;
15540b2bb692SLen Brown 	p->pkg_any_gfxe_c0 = 0;
15550b2bb692SLen Brown 	p->pkg_both_core_gfxe_c0 = 0;
15560b2bb692SLen Brown 
1557c98d5d94SLen Brown 	p->pc2 = 0;
15580f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1559c98d5d94SLen Brown 		p->pc3 = 0;
15600f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1561c98d5d94SLen Brown 		p->pc6 = 0;
15620f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1563c98d5d94SLen Brown 		p->pc7 = 0;
1564ca58710fSKristen Carlson Accardi 	p->pc8 = 0;
1565ca58710fSKristen Carlson Accardi 	p->pc9 = 0;
1566ca58710fSKristen Carlson Accardi 	p->pc10 = 0;
1567be0e54c4SLen Brown 	p->cpu_lpi = 0;
1568be0e54c4SLen Brown 	p->sys_lpi = 0;
1569889facbeSLen Brown 
1570889facbeSLen Brown 	p->energy_pkg = 0;
1571889facbeSLen Brown 	p->energy_dram = 0;
1572889facbeSLen Brown 	p->energy_cores = 0;
1573889facbeSLen Brown 	p->energy_gfx = 0;
1574889facbeSLen Brown 	p->rapl_pkg_perf_status = 0;
1575889facbeSLen Brown 	p->rapl_dram_perf_status = 0;
1576889facbeSLen Brown 	p->pkg_temp_c = 0;
157727d47356SLen Brown 
1578fdf676e5SLen Brown 	p->gfx_rc6_ms = 0;
157927d47356SLen Brown 	p->gfx_mhz = 0;
1580b4b91569SRafael Antognolli 	p->gfx_act_mhz = 0;
1581388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next)
1582388e9c81SLen Brown 		t->counter[i] = 0;
1583388e9c81SLen Brown 
1584388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next)
1585388e9c81SLen Brown 		c->counter[i] = 0;
1586388e9c81SLen Brown 
1587388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next)
1588388e9c81SLen Brown 		p->counter[i] = 0;
1589103a8feaSLen Brown }
1590c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c,
1591c98d5d94SLen Brown 	struct pkg_data *p)
1592103a8feaSLen Brown {
1593388e9c81SLen Brown 	int i;
1594388e9c81SLen Brown 	struct msr_counter *mp;
1595388e9c81SLen Brown 
15964c2122d4SLen Brown 	/* copy un-changing apic_id's */
15974c2122d4SLen Brown 	if (DO_BIC(BIC_APIC))
15984c2122d4SLen Brown 		average.threads.apic_id = t->apic_id;
15994c2122d4SLen Brown 	if (DO_BIC(BIC_X2APIC))
16004c2122d4SLen Brown 		average.threads.x2apic_id = t->x2apic_id;
16014c2122d4SLen Brown 
16023f44a5c6SLen Brown 	/* remember first tv_begin */
16033f44a5c6SLen Brown 	if (average.threads.tv_begin.tv_sec == 0)
16043f44a5c6SLen Brown 		average.threads.tv_begin = t->tv_begin;
16053f44a5c6SLen Brown 
16063f44a5c6SLen Brown 	/* remember last tv_end */
16073f44a5c6SLen Brown 	average.threads.tv_end = t->tv_end;
16083f44a5c6SLen Brown 
1609c98d5d94SLen Brown 	average.threads.tsc += t->tsc;
1610c98d5d94SLen Brown 	average.threads.aperf += t->aperf;
1611c98d5d94SLen Brown 	average.threads.mperf += t->mperf;
1612c98d5d94SLen Brown 	average.threads.c1 += t->c1;
161315aaa346SLen Brown 
1614562a2d37SLen Brown 	average.threads.irq_count += t->irq_count;
1615562a2d37SLen Brown 	average.threads.smi_count += t->smi_count;
1616562a2d37SLen Brown 
1617388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1618388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1619388e9c81SLen Brown 			continue;
1620388e9c81SLen Brown 		average.threads.counter[i] += t->counter[i];
1621388e9c81SLen Brown 	}
1622388e9c81SLen Brown 
1623c98d5d94SLen Brown 	/* sum per-core values only for 1st thread in core */
1624c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1625c98d5d94SLen Brown 		return 0;
1626c98d5d94SLen Brown 
1627c98d5d94SLen Brown 	average.cores.c3 += c->c3;
1628c98d5d94SLen Brown 	average.cores.c6 += c->c6;
1629c98d5d94SLen Brown 	average.cores.c7 += c->c7;
16300539ba11SLen Brown 	average.cores.mc6_us += c->mc6_us;
1631c98d5d94SLen Brown 
1632889facbeSLen Brown 	average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c);
1633889facbeSLen Brown 
16349392bd98SCalvin Walton 	average.cores.core_energy += c->core_energy;
16359392bd98SCalvin Walton 
1636388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1637388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1638388e9c81SLen Brown 			continue;
1639388e9c81SLen Brown 		average.cores.counter[i] += c->counter[i];
1640388e9c81SLen Brown 	}
1641388e9c81SLen Brown 
1642c98d5d94SLen Brown 	/* sum per-pkg values only for 1st core in pkg */
1643c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
1644c98d5d94SLen Brown 		return 0;
1645c98d5d94SLen Brown 
1646a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
16470b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0;
1648a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
16490b2bb692SLen Brown 		average.packages.pkg_any_core_c0 += p->pkg_any_core_c0;
1650a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
16510b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0;
1652a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
16530b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0;
16540b2bb692SLen Brown 
1655c98d5d94SLen Brown 	average.packages.pc2 += p->pc2;
16560f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1657c98d5d94SLen Brown 		average.packages.pc3 += p->pc3;
16580f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1659c98d5d94SLen Brown 		average.packages.pc6 += p->pc6;
16600f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1661c98d5d94SLen Brown 		average.packages.pc7 += p->pc7;
1662ca58710fSKristen Carlson Accardi 	average.packages.pc8 += p->pc8;
1663ca58710fSKristen Carlson Accardi 	average.packages.pc9 += p->pc9;
1664ca58710fSKristen Carlson Accardi 	average.packages.pc10 += p->pc10;
1665c98d5d94SLen Brown 
1666be0e54c4SLen Brown 	average.packages.cpu_lpi = p->cpu_lpi;
1667be0e54c4SLen Brown 	average.packages.sys_lpi = p->sys_lpi;
1668be0e54c4SLen Brown 
1669889facbeSLen Brown 	average.packages.energy_pkg += p->energy_pkg;
1670889facbeSLen Brown 	average.packages.energy_dram += p->energy_dram;
1671889facbeSLen Brown 	average.packages.energy_cores += p->energy_cores;
1672889facbeSLen Brown 	average.packages.energy_gfx += p->energy_gfx;
1673889facbeSLen Brown 
1674fdf676e5SLen Brown 	average.packages.gfx_rc6_ms = p->gfx_rc6_ms;
167527d47356SLen Brown 	average.packages.gfx_mhz = p->gfx_mhz;
1676b4b91569SRafael Antognolli 	average.packages.gfx_act_mhz = p->gfx_act_mhz;
167727d47356SLen Brown 
1678889facbeSLen Brown 	average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c);
1679889facbeSLen Brown 
1680889facbeSLen Brown 	average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status;
1681889facbeSLen Brown 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
1682388e9c81SLen Brown 
1683388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1684388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1685388e9c81SLen Brown 			continue;
1686388e9c81SLen Brown 		average.packages.counter[i] += p->counter[i];
1687388e9c81SLen Brown 	}
1688c98d5d94SLen Brown 	return 0;
1689c98d5d94SLen Brown }
1690c98d5d94SLen Brown /*
1691c98d5d94SLen Brown  * sum the counters for all cpus in the system
1692c98d5d94SLen Brown  * compute the weighted average
1693c98d5d94SLen Brown  */
1694c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c,
1695c98d5d94SLen Brown 	struct pkg_data *p)
1696c98d5d94SLen Brown {
1697388e9c81SLen Brown 	int i;
1698388e9c81SLen Brown 	struct msr_counter *mp;
1699388e9c81SLen Brown 
1700c98d5d94SLen Brown 	clear_counters(&average.threads, &average.cores, &average.packages);
1701c98d5d94SLen Brown 
1702c98d5d94SLen Brown 	for_all_cpus(sum_counters, t, c, p);
1703c98d5d94SLen Brown 
1704d4794f25SYazen Ghannam 	/* Use the global time delta for the average. */
1705d4794f25SYazen Ghannam 	average.threads.tv_delta = tv_delta;
1706d4794f25SYazen Ghannam 
1707c98d5d94SLen Brown 	average.threads.tsc /= topo.num_cpus;
1708c98d5d94SLen Brown 	average.threads.aperf /= topo.num_cpus;
1709c98d5d94SLen Brown 	average.threads.mperf /= topo.num_cpus;
1710c98d5d94SLen Brown 	average.threads.c1 /= topo.num_cpus;
1711c98d5d94SLen Brown 
17120de6c0dfSLen Brown 	if (average.threads.irq_count > 9999999)
17130de6c0dfSLen Brown 		sums_need_wide_columns = 1;
17140de6c0dfSLen Brown 
1715c98d5d94SLen Brown 	average.cores.c3 /= topo.num_cores;
1716c98d5d94SLen Brown 	average.cores.c6 /= topo.num_cores;
1717c98d5d94SLen Brown 	average.cores.c7 /= topo.num_cores;
17180539ba11SLen Brown 	average.cores.mc6_us /= topo.num_cores;
1719c98d5d94SLen Brown 
1720a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0))
17210b2bb692SLen Brown 		average.packages.pkg_wtd_core_c0 /= topo.num_packages;
1722a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0))
17230b2bb692SLen Brown 		average.packages.pkg_any_core_c0 /= topo.num_packages;
1724a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0))
17250b2bb692SLen Brown 		average.packages.pkg_any_gfxe_c0 /= topo.num_packages;
1726a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX))
17270b2bb692SLen Brown 		average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages;
17280b2bb692SLen Brown 
1729c98d5d94SLen Brown 	average.packages.pc2 /= topo.num_packages;
17300f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
1731c98d5d94SLen Brown 		average.packages.pc3 /= topo.num_packages;
17320f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6))
1733c98d5d94SLen Brown 		average.packages.pc6 /= topo.num_packages;
17340f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
1735c98d5d94SLen Brown 		average.packages.pc7 /= topo.num_packages;
1736ca58710fSKristen Carlson Accardi 
1737ca58710fSKristen Carlson Accardi 	average.packages.pc8 /= topo.num_packages;
1738ca58710fSKristen Carlson Accardi 	average.packages.pc9 /= topo.num_packages;
1739ca58710fSKristen Carlson Accardi 	average.packages.pc10 /= topo.num_packages;
1740388e9c81SLen Brown 
1741388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1742388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1743388e9c81SLen Brown 			continue;
17440de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
17450de6c0dfSLen Brown 			if (average.threads.counter[i] > 9999999)
17460de6c0dfSLen Brown 				sums_need_wide_columns = 1;
174741618e63SLen Brown 			continue;
17480de6c0dfSLen Brown 		}
1749388e9c81SLen Brown 		average.threads.counter[i] /= topo.num_cpus;
1750388e9c81SLen Brown 	}
1751388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
1752388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1753388e9c81SLen Brown 			continue;
17540de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
17550de6c0dfSLen Brown 			if (average.cores.counter[i] > 9999999)
17560de6c0dfSLen Brown 				sums_need_wide_columns = 1;
17570de6c0dfSLen Brown 		}
1758388e9c81SLen Brown 		average.cores.counter[i] /= topo.num_cores;
1759388e9c81SLen Brown 	}
1760388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
1761388e9c81SLen Brown 		if (mp->format == FORMAT_RAW)
1762388e9c81SLen Brown 			continue;
17630de6c0dfSLen Brown 		if (mp->type == COUNTER_ITEMS) {
17640de6c0dfSLen Brown 			if (average.packages.counter[i] > 9999999)
17650de6c0dfSLen Brown 				sums_need_wide_columns = 1;
17660de6c0dfSLen Brown 		}
1767388e9c81SLen Brown 		average.packages.counter[i] /= topo.num_packages;
1768388e9c81SLen Brown 	}
1769c98d5d94SLen Brown }
1770c98d5d94SLen Brown 
1771c98d5d94SLen Brown static unsigned long long rdtsc(void)
1772c98d5d94SLen Brown {
1773c98d5d94SLen Brown 	unsigned int low, high;
1774c98d5d94SLen Brown 
1775c98d5d94SLen Brown 	asm volatile("rdtsc" : "=a" (low), "=d" (high));
1776c98d5d94SLen Brown 
1777c98d5d94SLen Brown 	return low | ((unsigned long long)high) << 32;
1778c98d5d94SLen Brown }
1779c98d5d94SLen Brown 
1780c98d5d94SLen Brown /*
1781495c7654SLen Brown  * Open a file, and exit on failure
1782495c7654SLen Brown  */
1783495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode)
1784495c7654SLen Brown {
1785495c7654SLen Brown 	FILE *filep = fopen(path, mode);
1786495c7654SLen Brown 
1787495c7654SLen Brown 	if (!filep)
1788495c7654SLen Brown 		err(1, "%s: open failed", path);
1789495c7654SLen Brown 	return filep;
1790495c7654SLen Brown }
1791495c7654SLen Brown /*
1792495c7654SLen Brown  * snapshot_sysfs_counter()
1793495c7654SLen Brown  *
1794495c7654SLen Brown  * return snapshot of given counter
1795495c7654SLen Brown  */
1796495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path)
1797495c7654SLen Brown {
1798495c7654SLen Brown 	FILE *fp;
1799495c7654SLen Brown 	int retval;
1800495c7654SLen Brown 	unsigned long long counter;
1801495c7654SLen Brown 
1802495c7654SLen Brown 	fp = fopen_or_die(path, "r");
1803495c7654SLen Brown 
1804495c7654SLen Brown 	retval = fscanf(fp, "%lld", &counter);
1805495c7654SLen Brown 	if (retval != 1)
1806495c7654SLen Brown 		err(1, "snapshot_sysfs_counter(%s)", path);
1807495c7654SLen Brown 
1808495c7654SLen Brown 	fclose(fp);
1809495c7654SLen Brown 
1810495c7654SLen Brown 	return counter;
1811495c7654SLen Brown }
1812495c7654SLen Brown 
1813495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp)
1814495c7654SLen Brown {
1815495c7654SLen Brown 	if (mp->msr_num != 0) {
1816495c7654SLen Brown 		if (get_msr(cpu, mp->msr_num, counterp))
1817495c7654SLen Brown 			return -1;
1818495c7654SLen Brown 	} else {
181946c27978SLen Brown 		char path[128 + PATH_BYTES];
182041618e63SLen Brown 
182141618e63SLen Brown 		if (mp->flags & SYSFS_PERCPU) {
182241618e63SLen Brown 			sprintf(path, "/sys/devices/system/cpu/cpu%d/%s",
182341618e63SLen Brown 				 cpu, mp->path);
182441618e63SLen Brown 
182541618e63SLen Brown 			*counterp = snapshot_sysfs_counter(path);
182641618e63SLen Brown 		} else {
1827495c7654SLen Brown 			*counterp = snapshot_sysfs_counter(mp->path);
1828495c7654SLen Brown 		}
182941618e63SLen Brown 	}
1830495c7654SLen Brown 
1831495c7654SLen Brown 	return 0;
1832495c7654SLen Brown }
1833495c7654SLen Brown 
18344c2122d4SLen Brown void get_apic_id(struct thread_data *t)
18354c2122d4SLen Brown {
183634041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
183734041551SLen Brown 
183834041551SLen Brown 	if (DO_BIC(BIC_APIC)) {
183934041551SLen Brown 		eax = ebx = ecx = edx = 0;
184034041551SLen Brown 		__cpuid(1, eax, ebx, ecx, edx);
184134041551SLen Brown 
184234041551SLen Brown 		t->apic_id = (ebx >> 24) & 0xff;
184334041551SLen Brown 	}
184434041551SLen Brown 
184534041551SLen Brown 	if (!DO_BIC(BIC_X2APIC))
184634041551SLen Brown 		return;
184734041551SLen Brown 
1848c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine) {
184934041551SLen Brown 		unsigned int topology_extensions;
185034041551SLen Brown 
185134041551SLen Brown 		if (max_extended_level < 0x8000001e)
185234041551SLen Brown 			return;
18534c2122d4SLen Brown 
18544c2122d4SLen Brown 		eax = ebx = ecx = edx = 0;
185534041551SLen Brown 		__cpuid(0x80000001, eax, ebx, ecx, edx);
185634041551SLen Brown 			topology_extensions = ecx & (1 << 22);
185734041551SLen Brown 
185834041551SLen Brown 		if (topology_extensions == 0)
185934041551SLen Brown 			return;
186034041551SLen Brown 
186134041551SLen Brown 		eax = ebx = ecx = edx = 0;
186234041551SLen Brown 		__cpuid(0x8000001e, eax, ebx, ecx, edx);
186334041551SLen Brown 
186434041551SLen Brown 		t->x2apic_id = eax;
186534041551SLen Brown 		return;
186634041551SLen Brown 	}
18674c2122d4SLen Brown 
18684c2122d4SLen Brown 	if (!genuine_intel)
18694c2122d4SLen Brown 		return;
18704c2122d4SLen Brown 
18714c2122d4SLen Brown 	if (max_level < 0xb)
18724c2122d4SLen Brown 		return;
18734c2122d4SLen Brown 
18744c2122d4SLen Brown 	ecx = 0;
18754c2122d4SLen Brown 	__cpuid(0xb, eax, ebx, ecx, edx);
18764c2122d4SLen Brown 	t->x2apic_id = edx;
18774c2122d4SLen Brown 
187834041551SLen Brown 	if (debug && (t->apic_id != (t->x2apic_id & 0xff)))
187934041551SLen Brown 		fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n",
188034041551SLen Brown 				t->cpu_id, t->apic_id, t->x2apic_id);
18814c2122d4SLen Brown }
18824c2122d4SLen Brown 
1883495c7654SLen Brown /*
1884c98d5d94SLen Brown  * get_counters(...)
1885c98d5d94SLen Brown  * migrate to cpu
1886c98d5d94SLen Brown  * acquire and record local counters for that cpu
1887c98d5d94SLen Brown  */
1888c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
1889c98d5d94SLen Brown {
1890c98d5d94SLen Brown 	int cpu = t->cpu_id;
1891889facbeSLen Brown 	unsigned long long msr;
18920102b067SLen Brown 	int aperf_mperf_retry_count = 0;
1893388e9c81SLen Brown 	struct msr_counter *mp;
1894388e9c81SLen Brown 	int i;
1895c98d5d94SLen Brown 
1896e52966c0SLen Brown 	if (cpu_migrate(cpu)) {
18973d7772eaSLen Brown 		fprintf(outf, "get_counters: Could not migrate to CPU %d\n", cpu);
189815aaa346SLen Brown 		return -1;
1899e52966c0SLen Brown 	}
190015aaa346SLen Brown 
1901d4794f25SYazen Ghannam 	gettimeofday(&t->tv_begin, (struct timezone *)NULL);
1902d4794f25SYazen Ghannam 
19034c2122d4SLen Brown 	if (first_counter_read)
19044c2122d4SLen Brown 		get_apic_id(t);
19050102b067SLen Brown retry:
1906c98d5d94SLen Brown 	t->tsc = rdtsc();	/* we are running on local CPU of interest */
190715aaa346SLen Brown 
19081e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) ||
19091e9042b9SSrinivas Pandruvada 	    soft_c1_residency_display(BIC_Avg_MHz)) {
19100102b067SLen Brown 		unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time;
19110102b067SLen Brown 
19120102b067SLen Brown 		/*
19130102b067SLen Brown 		 * The TSC, APERF and MPERF must be read together for
19140102b067SLen Brown 		 * APERF/MPERF and MPERF/TSC to give accurate results.
19150102b067SLen Brown 		 *
19160102b067SLen Brown 		 * Unfortunately, APERF and MPERF are read by
19170102b067SLen Brown 		 * individual system call, so delays may occur
19180102b067SLen Brown 		 * between them.  If the time to read them
19190102b067SLen Brown 		 * varies by a large amount, we re-read them.
19200102b067SLen Brown 		 */
19210102b067SLen Brown 
19220102b067SLen Brown 		/*
19230102b067SLen Brown 		 * This initial dummy APERF read has been seen to
19240102b067SLen Brown 		 * reduce jitter in the subsequent reads.
19250102b067SLen Brown 		 */
19260102b067SLen Brown 
19279c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
1928c98d5d94SLen Brown 			return -3;
19290102b067SLen Brown 
19300102b067SLen Brown 		t->tsc = rdtsc();	/* re-read close to APERF */
19310102b067SLen Brown 
19320102b067SLen Brown 		tsc_before = t->tsc;
19330102b067SLen Brown 
19340102b067SLen Brown 		if (get_msr(cpu, MSR_IA32_APERF, &t->aperf))
19350102b067SLen Brown 			return -3;
19360102b067SLen Brown 
19370102b067SLen Brown 		tsc_between = rdtsc();
19380102b067SLen Brown 
19399c63a650SLen Brown 		if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
1940c98d5d94SLen Brown 			return -4;
19410102b067SLen Brown 
19420102b067SLen Brown 		tsc_after = rdtsc();
19430102b067SLen Brown 
19440102b067SLen Brown 		aperf_time = tsc_between - tsc_before;
19450102b067SLen Brown 		mperf_time = tsc_after - tsc_between;
19460102b067SLen Brown 
19470102b067SLen Brown 		/*
19480102b067SLen Brown 		 * If the system call latency to read APERF and MPERF
19490102b067SLen Brown 		 * differ by more than 2x, then try again.
19500102b067SLen Brown 		 */
19510102b067SLen Brown 		if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) {
19520102b067SLen Brown 			aperf_mperf_retry_count++;
19530102b067SLen Brown 			if (aperf_mperf_retry_count < 5)
19540102b067SLen Brown 				goto retry;
19550102b067SLen Brown 			else
19560102b067SLen Brown 				warnx("cpu%d jitter %lld %lld",
19570102b067SLen Brown 					cpu, aperf_time, mperf_time);
19580102b067SLen Brown 		}
19590102b067SLen Brown 		aperf_mperf_retry_count = 0;
19600102b067SLen Brown 
1961b2b34dfeSHubert Chrzaniuk 		t->aperf = t->aperf * aperf_mperf_multiplier;
1962b2b34dfeSHubert Chrzaniuk 		t->mperf = t->mperf * aperf_mperf_multiplier;
196388c3281fSLen Brown 	}
196488c3281fSLen Brown 
1965812db3f7SLen Brown 	if (DO_BIC(BIC_IRQ))
1966562a2d37SLen Brown 		t->irq_count = irqs_per_cpu[cpu];
1967812db3f7SLen Brown 	if (DO_BIC(BIC_SMI)) {
19681ed51011SLen Brown 		if (get_msr(cpu, MSR_SMI_COUNT, &msr))
19691ed51011SLen Brown 			return -5;
19701ed51011SLen Brown 		t->smi_count = msr & 0xFFFFFFFF;
19711ed51011SLen Brown 	}
19720539ba11SLen Brown 	if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) {
1973144b44b1SLen Brown 		if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1))
1974144b44b1SLen Brown 			return -6;
1975144b44b1SLen Brown 	}
1976144b44b1SLen Brown 
1977388e9c81SLen Brown 	for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) {
1978495c7654SLen Brown 		if (get_mp(cpu, mp, &t->counter[i]))
1979388e9c81SLen Brown 			return -10;
1980388e9c81SLen Brown 	}
1981388e9c81SLen Brown 
1982c98d5d94SLen Brown 	/* collect core counters only for 1st thread in core */
1983c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
1984f4fdf2b4SLen Brown 		goto done;
1985c98d5d94SLen Brown 
19861e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c3) || soft_c1_residency_display(BIC_CPU_c3)) {
1987c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3))
1988c98d5d94SLen Brown 			return -6;
1989144b44b1SLen Brown 	}
1990144b44b1SLen Brown 
19911e9042b9SSrinivas Pandruvada 	if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
1992c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
1993c98d5d94SLen Brown 			return -7;
19941e9042b9SSrinivas Pandruvada 	} else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
1995fb5d4327SDasaratharaman Chandramouli 		if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
1996fb5d4327SDasaratharaman Chandramouli 			return -7;
1997103a8feaSLen Brown 	}
199815aaa346SLen Brown 
19991e9042b9SSrinivas Pandruvada 	if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7))
2000c98d5d94SLen Brown 		if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
2001c98d5d94SLen Brown 			return -8;
2002c98d5d94SLen Brown 
20030539ba11SLen Brown 	if (DO_BIC(BIC_Mod_c6))
20040539ba11SLen Brown 		if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
20050539ba11SLen Brown 			return -8;
20060539ba11SLen Brown 
2007812db3f7SLen Brown 	if (DO_BIC(BIC_CoreTmp)) {
2008889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
2009889facbeSLen Brown 			return -9;
2010889facbeSLen Brown 		c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2011889facbeSLen Brown 	}
2012889facbeSLen Brown 
20139392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
20149392bd98SCalvin Walton 		if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr))
20159392bd98SCalvin Walton 			return -14;
20169392bd98SCalvin Walton 		c->core_energy = msr & 0xFFFFFFFF;
20179392bd98SCalvin Walton 	}
20189392bd98SCalvin Walton 
2019388e9c81SLen Brown 	for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) {
2020495c7654SLen Brown 		if (get_mp(cpu, mp, &c->counter[i]))
2021388e9c81SLen Brown 			return -10;
2022388e9c81SLen Brown 	}
2023889facbeSLen Brown 
2024c98d5d94SLen Brown 	/* collect package counters only for 1st core in package */
2025c98d5d94SLen Brown 	if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
2026f4fdf2b4SLen Brown 		goto done;
202715aaa346SLen Brown 
2028a99d8730SLen Brown 	if (DO_BIC(BIC_Totl_c0)) {
20290b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0))
20300b2bb692SLen Brown 			return -10;
2031a99d8730SLen Brown 	}
2032a99d8730SLen Brown 	if (DO_BIC(BIC_Any_c0)) {
20330b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0))
20340b2bb692SLen Brown 			return -11;
2035a99d8730SLen Brown 	}
2036a99d8730SLen Brown 	if (DO_BIC(BIC_GFX_c0)) {
20370b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0))
20380b2bb692SLen Brown 			return -12;
2039a99d8730SLen Brown 	}
2040a99d8730SLen Brown 	if (DO_BIC(BIC_CPUGFX)) {
20410b2bb692SLen Brown 		if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0))
20420b2bb692SLen Brown 			return -13;
20430b2bb692SLen Brown 	}
20440f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc3))
2045c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3))
2046c98d5d94SLen Brown 			return -9;
20470f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc6)) {
20480539ba11SLen Brown 		if (do_slm_cstates) {
20490539ba11SLen Brown 			if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6))
20500539ba11SLen Brown 				return -10;
20510539ba11SLen Brown 		} else {
2052c98d5d94SLen Brown 			if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6))
2053c98d5d94SLen Brown 				return -10;
20540539ba11SLen Brown 		}
20550539ba11SLen Brown 	}
20560539ba11SLen Brown 
20570f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc2))
2058c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2))
2059c98d5d94SLen Brown 			return -11;
20600f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc7))
2061c98d5d94SLen Brown 		if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7))
2062c98d5d94SLen Brown 			return -12;
20630f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc8))
2064ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8))
2065ca58710fSKristen Carlson Accardi 			return -13;
20660f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc9))
2067ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9))
2068ca58710fSKristen Carlson Accardi 			return -13;
20690f47c08dSLen Brown 	if (DO_BIC(BIC_Pkgpc10))
2070ca58710fSKristen Carlson Accardi 		if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10))
2071ca58710fSKristen Carlson Accardi 			return -13;
20720f47c08dSLen Brown 
2073be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
2074be0e54c4SLen Brown 		p->cpu_lpi = cpuidle_cur_cpu_lpi_us;
2075be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
2076be0e54c4SLen Brown 		p->sys_lpi = cpuidle_cur_sys_lpi_us;
2077be0e54c4SLen Brown 
2078889facbeSLen Brown 	if (do_rapl & RAPL_PKG) {
20799972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STATUS, &msr))
2080889facbeSLen Brown 			return -13;
20819972d5d8SChen Yu 		p->energy_pkg = msr;
2082889facbeSLen Brown 	}
20839148494cSJacob Pan 	if (do_rapl & RAPL_CORES_ENERGY_STATUS) {
20849972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP0_ENERGY_STATUS, &msr))
2085889facbeSLen Brown 			return -14;
20869972d5d8SChen Yu 		p->energy_cores = msr;
2087889facbeSLen Brown 	}
2088889facbeSLen Brown 	if (do_rapl & RAPL_DRAM) {
20899972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_ENERGY_STATUS, &msr))
2090889facbeSLen Brown 			return -15;
20919972d5d8SChen Yu 		p->energy_dram = msr;
2092889facbeSLen Brown 	}
2093889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
20949972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PP1_ENERGY_STATUS, &msr))
2095889facbeSLen Brown 			return -16;
20969972d5d8SChen Yu 		p->energy_gfx = msr;
2097889facbeSLen Brown 	}
2098889facbeSLen Brown 	if (do_rapl & RAPL_PKG_PERF_STATUS) {
20999972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_PERF_STATUS, &msr))
2100889facbeSLen Brown 			return -16;
21019972d5d8SChen Yu 		p->rapl_pkg_perf_status = msr;
2102889facbeSLen Brown 	}
2103889facbeSLen Brown 	if (do_rapl & RAPL_DRAM_PERF_STATUS) {
21049972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_DRAM_PERF_STATUS, &msr))
2105889facbeSLen Brown 			return -16;
21069972d5d8SChen Yu 		p->rapl_dram_perf_status = msr;
2107889facbeSLen Brown 	}
21083316f99aSCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
21099972d5d8SChen Yu 		if (get_msr_sum(cpu, MSR_PKG_ENERGY_STAT, &msr))
21103316f99aSCalvin Walton 			return -13;
21119972d5d8SChen Yu 		p->energy_pkg = msr;
21123316f99aSCalvin Walton 	}
2113812db3f7SLen Brown 	if (DO_BIC(BIC_PkgTmp)) {
2114889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
2115889facbeSLen Brown 			return -17;
2116889facbeSLen Brown 		p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F);
2117889facbeSLen Brown 	}
2118fdf676e5SLen Brown 
2119812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
2120fdf676e5SLen Brown 		p->gfx_rc6_ms = gfx_cur_rc6_ms;
2121fdf676e5SLen Brown 
2122812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
212327d47356SLen Brown 		p->gfx_mhz = gfx_cur_mhz;
212427d47356SLen Brown 
2125b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
2126b4b91569SRafael Antognolli 		p->gfx_act_mhz = gfx_act_mhz;
2127b4b91569SRafael Antognolli 
2128388e9c81SLen Brown 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
2129495c7654SLen Brown 		if (get_mp(cpu, mp, &p->counter[i]))
2130388e9c81SLen Brown 			return -10;
2131388e9c81SLen Brown 	}
2132f4fdf2b4SLen Brown done:
2133f4fdf2b4SLen Brown 	gettimeofday(&t->tv_end, (struct timezone *)NULL);
2134388e9c81SLen Brown 
213515aaa346SLen Brown 	return 0;
2136103a8feaSLen Brown }
2137103a8feaSLen Brown 
2138ee7e38e3SLen Brown /*
2139ee7e38e3SLen Brown  * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit:
2140ee7e38e3SLen Brown  * If you change the values, note they are used both in comparisons
2141ee7e38e3SLen Brown  * (>= PCL__7) and to index pkg_cstate_limit_strings[].
2142ee7e38e3SLen Brown  */
2143ee7e38e3SLen Brown 
2144ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */
2145ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */
2146ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */
2147ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */
2148ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */
2149ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */
2150ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */
2151ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */
2152ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */
2153ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */
2154ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */
2155ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */
21560b2bb692SLen Brown #define PCL__8 12 /* PC8 */
21570b2bb692SLen Brown #define PCL__9 13 /* PC9 */
2158445640a5SLen Brown #define PCL_10 14 /* PC10 */
2159445640a5SLen Brown #define PCLUNL 15 /* Unlimited */
2160ee7e38e3SLen Brown 
2161ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN;
2162ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2",
2163445640a5SLen Brown 	"pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"};
2164ee7e38e3SLen Brown 
2165e9257f5fSLen 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};
2166e9257f5fSLen 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};
2167e9257f5fSLen 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};
21680539ba11SLen 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};
2169f2642888SLen 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};
2170e9257f5fSLen 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};
2171445640a5SLen 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};
21722085e124SArtem 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};
2173ee7e38e3SLen Brown 
2174a2b7b749SLen Brown 
2175a2b7b749SLen Brown static void
2176a2b7b749SLen Brown calculate_tsc_tweak()
2177a2b7b749SLen Brown {
2178a2b7b749SLen Brown 	tsc_tweak = base_hz / tsc_hz;
2179a2b7b749SLen Brown }
2180a2b7b749SLen Brown 
2181fcd17211SLen Brown static void
2182fcd17211SLen Brown dump_nhm_platform_info(void)
2183103a8feaSLen Brown {
2184103a8feaSLen Brown 	unsigned long long msr;
2185103a8feaSLen Brown 	unsigned int ratio;
2186103a8feaSLen Brown 
2187ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
2188103a8feaSLen Brown 
2189b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
21906574a5d5SLen Brown 
2191103a8feaSLen Brown 	ratio = (msr >> 40) & 0xFF;
2192710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n",
2193103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2194103a8feaSLen Brown 
2195103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
2196710f273bSLen Brown 	fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
2197103a8feaSLen Brown 		ratio, bclk, ratio * bclk);
2198103a8feaSLen Brown 
21997ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
2200b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
2201bfae2052SLen Brown 		base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
220267920418SLen Brown 
2203fcd17211SLen Brown 	return;
2204fcd17211SLen Brown }
2205fcd17211SLen Brown 
2206fcd17211SLen Brown static void
2207fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void)
2208fcd17211SLen Brown {
2209fcd17211SLen Brown 	unsigned long long msr;
2210fcd17211SLen Brown 	unsigned int ratio;
2211fcd17211SLen Brown 
22127ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
2213fcd17211SLen Brown 
2214b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
2215fcd17211SLen Brown 
2216fcd17211SLen Brown 	ratio = (msr >> 8) & 0xFF;
2217fcd17211SLen Brown 	if (ratio)
2218710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n",
2219fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2220fcd17211SLen Brown 
2221fcd17211SLen Brown 	ratio = (msr >> 0) & 0xFF;
2222fcd17211SLen Brown 	if (ratio)
2223710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n",
2224fcd17211SLen Brown 			ratio, bclk, ratio * bclk);
2225fcd17211SLen Brown 	return;
2226fcd17211SLen Brown }
2227fcd17211SLen Brown 
2228fcd17211SLen Brown static void
2229fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void)
2230fcd17211SLen Brown {
2231fcd17211SLen Brown 	unsigned long long msr;
2232fcd17211SLen Brown 	unsigned int ratio;
22336574a5d5SLen Brown 
22347ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
22356574a5d5SLen Brown 
2236b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
22376574a5d5SLen Brown 
22386574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
22396574a5d5SLen Brown 	if (ratio)
2240710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n",
22416574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22426574a5d5SLen Brown 
22436574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
22446574a5d5SLen Brown 	if (ratio)
2245710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n",
22466574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22476574a5d5SLen Brown 
22486574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
22496574a5d5SLen Brown 	if (ratio)
2250710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n",
22516574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22526574a5d5SLen Brown 
22536574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
22546574a5d5SLen Brown 	if (ratio)
2255710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n",
22566574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22576574a5d5SLen Brown 
22586574a5d5SLen Brown 	ratio = (msr >> 24) & 0xFF;
22596574a5d5SLen Brown 	if (ratio)
2260710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n",
22616574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22626574a5d5SLen Brown 
22636574a5d5SLen Brown 	ratio = (msr >> 16) & 0xFF;
22646574a5d5SLen Brown 	if (ratio)
2265710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n",
22666574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22676574a5d5SLen Brown 
22686574a5d5SLen Brown 	ratio = (msr >> 8) & 0xFF;
22696574a5d5SLen Brown 	if (ratio)
2270710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n",
22716574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
22726574a5d5SLen Brown 
22736574a5d5SLen Brown 	ratio = (msr >> 0) & 0xFF;
22746574a5d5SLen Brown 	if (ratio)
2275710f273bSLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n",
22766574a5d5SLen Brown 			ratio, bclk, ratio * bclk);
2277103a8feaSLen Brown 	return;
2278fcd17211SLen Brown }
227931e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model)
228031e07522SLen Brown {
228131e07522SLen Brown 
228231e07522SLen Brown 	if (!genuine_intel)
228331e07522SLen Brown 		return 0;
228431e07522SLen Brown 
228531e07522SLen Brown 	switch (model) {
228631e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
228731e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
22885ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
228920de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
229031e07522SLen Brown 		return 1;
229131e07522SLen Brown 	}
229231e07522SLen Brown 	return 0;
229331e07522SLen Brown }
2294fcd17211SLen Brown 
2295fcd17211SLen Brown static void
229631e07522SLen Brown dump_turbo_ratio_limits(int family, int model)
2297fcd17211SLen Brown {
229831e07522SLen Brown 	unsigned long long msr, core_counts;
229931e07522SLen Brown 	unsigned int ratio, group_size;
2300103a8feaSLen Brown 
23017ce7d5deSPrarit Bhargava 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2302b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
23036574a5d5SLen Brown 
230431e07522SLen Brown 	if (has_turbo_ratio_group_limits(family, model)) {
230531e07522SLen Brown 		get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts);
230631e07522SLen Brown 		fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts);
230731e07522SLen Brown 	} else {
230831e07522SLen Brown 		core_counts = 0x0807060504030201;
230931e07522SLen Brown 	}
231031e07522SLen Brown 
23116574a5d5SLen Brown 	ratio = (msr >> 56) & 0xFF;
231231e07522SLen Brown 	group_size = (core_counts >> 56) & 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 
23176574a5d5SLen Brown 	ratio = (msr >> 48) & 0xFF;
231831e07522SLen Brown 	group_size = (core_counts >> 48) & 0xFF;
23196574a5d5SLen 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);
23226574a5d5SLen Brown 
23236574a5d5SLen Brown 	ratio = (msr >> 40) & 0xFF;
232431e07522SLen Brown 	group_size = (core_counts >> 40) & 0xFF;
23256574a5d5SLen 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);
23286574a5d5SLen Brown 
23296574a5d5SLen Brown 	ratio = (msr >> 32) & 0xFF;
233031e07522SLen Brown 	group_size = (core_counts >> 32) & 0xFF;
23316574a5d5SLen 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);
23346574a5d5SLen Brown 
2335103a8feaSLen Brown 	ratio = (msr >> 24) & 0xFF;
233631e07522SLen Brown 	group_size = (core_counts >> 24) & 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);
2340103a8feaSLen Brown 
2341103a8feaSLen Brown 	ratio = (msr >> 16) & 0xFF;
234231e07522SLen Brown 	group_size = (core_counts >> 16) & 0xFF;
2343103a8feaSLen Brown 	if (ratio)
234431e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
234531e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2346103a8feaSLen Brown 
2347103a8feaSLen Brown 	ratio = (msr >> 8) & 0xFF;
234831e07522SLen Brown 	group_size = (core_counts >> 8) & 0xFF;
2349103a8feaSLen Brown 	if (ratio)
235031e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
235131e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2352103a8feaSLen Brown 
2353103a8feaSLen Brown 	ratio = (msr >> 0) & 0xFF;
235431e07522SLen Brown 	group_size = (core_counts >> 0) & 0xFF;
2355103a8feaSLen Brown 	if (ratio)
235631e07522SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n",
235731e07522SLen Brown 			ratio, bclk, ratio * bclk, group_size);
2358fcd17211SLen Brown 	return;
2359fcd17211SLen Brown }
23603a9a941dSLen Brown 
2361fcd17211SLen Brown static void
23620f7887c4SLen Brown dump_atom_turbo_ratio_limits(void)
23630f7887c4SLen Brown {
23640f7887c4SLen Brown 	unsigned long long msr;
23650f7887c4SLen Brown 	unsigned int ratio;
23660f7887c4SLen Brown 
23670f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr);
23680f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
23690f7887c4SLen Brown 
23700f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
23710f7887c4SLen Brown 	if (ratio)
23720f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n",
23730f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23740f7887c4SLen Brown 
23750f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
23760f7887c4SLen Brown 	if (ratio)
23770f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n",
23780f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23790f7887c4SLen Brown 
23800f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
23810f7887c4SLen Brown 	if (ratio)
23820f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n",
23830f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23840f7887c4SLen Brown 
23850f7887c4SLen Brown 	get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr);
23860f7887c4SLen Brown 	fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF);
23870f7887c4SLen Brown 
23880f7887c4SLen Brown 	ratio = (msr >> 24) & 0x3F;
23890f7887c4SLen Brown 	if (ratio)
23900f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n",
23910f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23920f7887c4SLen Brown 
23930f7887c4SLen Brown 	ratio = (msr >> 16) & 0x3F;
23940f7887c4SLen Brown 	if (ratio)
23950f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n",
23960f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
23970f7887c4SLen Brown 
23980f7887c4SLen Brown 	ratio = (msr >> 8) & 0x3F;
23990f7887c4SLen Brown 	if (ratio)
24000f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n",
24010f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24020f7887c4SLen Brown 
24030f7887c4SLen Brown 	ratio = (msr >> 0) & 0x3F;
24040f7887c4SLen Brown 	if (ratio)
24050f7887c4SLen Brown 		fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n",
24060f7887c4SLen Brown 			ratio, bclk, ratio * bclk);
24070f7887c4SLen Brown }
24080f7887c4SLen Brown 
24090f7887c4SLen Brown static void
2410fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void)
2411fb5d4327SDasaratharaman Chandramouli {
2412cbf97abaSHubert Chrzaniuk 	const unsigned int buckets_no = 7;
2413cbf97abaSHubert Chrzaniuk 
2414fb5d4327SDasaratharaman Chandramouli 	unsigned long long msr;
2415cbf97abaSHubert Chrzaniuk 	int delta_cores, delta_ratio;
2416cbf97abaSHubert Chrzaniuk 	int i, b_nr;
2417cbf97abaSHubert Chrzaniuk 	unsigned int cores[buckets_no];
2418cbf97abaSHubert Chrzaniuk 	unsigned int ratio[buckets_no];
2419fb5d4327SDasaratharaman Chandramouli 
2420ebf5926aSSrinivas Pandruvada 	get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
2421fb5d4327SDasaratharaman Chandramouli 
2422b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n",
2423bfae2052SLen Brown 		base_cpu, msr);
2424fb5d4327SDasaratharaman Chandramouli 
2425fb5d4327SDasaratharaman Chandramouli 	/**
2426fb5d4327SDasaratharaman Chandramouli 	 * Turbo encoding in KNL is as follows:
2427cbf97abaSHubert Chrzaniuk 	 * [0] -- Reserved
2428cbf97abaSHubert Chrzaniuk 	 * [7:1] -- Base value of number of active cores of bucket 1.
2429fb5d4327SDasaratharaman Chandramouli 	 * [15:8] -- Base value of freq ratio of bucket 1.
2430fb5d4327SDasaratharaman Chandramouli 	 * [20:16] -- +ve delta of number of active cores of bucket 2.
2431fb5d4327SDasaratharaman Chandramouli 	 * i.e. active cores of bucket 2 =
2432fb5d4327SDasaratharaman Chandramouli 	 * active cores of bucket 1 + delta
2433fb5d4327SDasaratharaman Chandramouli 	 * [23:21] -- Negative delta of freq ratio of bucket 2.
2434fb5d4327SDasaratharaman Chandramouli 	 * i.e. freq ratio of bucket 2 =
2435fb5d4327SDasaratharaman Chandramouli 	 * freq ratio of bucket 1 - delta
2436fb5d4327SDasaratharaman Chandramouli 	 * [28:24]-- +ve delta of number of active cores of bucket 3.
2437fb5d4327SDasaratharaman Chandramouli 	 * [31:29]-- -ve delta of freq ratio of bucket 3.
2438fb5d4327SDasaratharaman Chandramouli 	 * [36:32]-- +ve delta of number of active cores of bucket 4.
2439fb5d4327SDasaratharaman Chandramouli 	 * [39:37]-- -ve delta of freq ratio of bucket 4.
2440fb5d4327SDasaratharaman Chandramouli 	 * [44:40]-- +ve delta of number of active cores of bucket 5.
2441fb5d4327SDasaratharaman Chandramouli 	 * [47:45]-- -ve delta of freq ratio of bucket 5.
2442fb5d4327SDasaratharaman Chandramouli 	 * [52:48]-- +ve delta of number of active cores of bucket 6.
2443fb5d4327SDasaratharaman Chandramouli 	 * [55:53]-- -ve delta of freq ratio of bucket 6.
2444fb5d4327SDasaratharaman Chandramouli 	 * [60:56]-- +ve delta of number of active cores of bucket 7.
2445fb5d4327SDasaratharaman Chandramouli 	 * [63:61]-- -ve delta of freq ratio of bucket 7.
2446fb5d4327SDasaratharaman Chandramouli 	 */
2447fb5d4327SDasaratharaman Chandramouli 
2448cbf97abaSHubert Chrzaniuk 	b_nr = 0;
2449cbf97abaSHubert Chrzaniuk 	cores[b_nr] = (msr & 0xFF) >> 1;
2450cbf97abaSHubert Chrzaniuk 	ratio[b_nr] = (msr >> 8) & 0xFF;
2451cbf97abaSHubert Chrzaniuk 
2452cbf97abaSHubert Chrzaniuk 	for (i = 16; i < 64; i += 8) {
2453fb5d4327SDasaratharaman Chandramouli 		delta_cores = (msr >> i) & 0x1F;
2454cbf97abaSHubert Chrzaniuk 		delta_ratio = (msr >> (i + 5)) & 0x7;
2455fb5d4327SDasaratharaman Chandramouli 
2456cbf97abaSHubert Chrzaniuk 		cores[b_nr + 1] = cores[b_nr] + delta_cores;
2457cbf97abaSHubert Chrzaniuk 		ratio[b_nr + 1] = ratio[b_nr] - delta_ratio;
2458cbf97abaSHubert Chrzaniuk 		b_nr++;
2459fb5d4327SDasaratharaman Chandramouli 	}
2460cbf97abaSHubert Chrzaniuk 
2461cbf97abaSHubert Chrzaniuk 	for (i = buckets_no - 1; i >= 0; i--)
2462cbf97abaSHubert Chrzaniuk 		if (i > 0 ? ratio[i] != ratio[i - 1] : 1)
2463b7d8c148SLen Brown 			fprintf(outf,
2464710f273bSLen Brown 				"%d * %.1f = %.1f MHz max turbo %d active cores\n",
2465cbf97abaSHubert Chrzaniuk 				ratio[i], bclk, ratio[i] * bclk, cores[i]);
2466fb5d4327SDasaratharaman Chandramouli }
2467fb5d4327SDasaratharaman Chandramouli 
2468fb5d4327SDasaratharaman Chandramouli static void
2469fcd17211SLen Brown dump_nhm_cst_cfg(void)
2470fcd17211SLen Brown {
2471fcd17211SLen Brown 	unsigned long long msr;
2472fcd17211SLen Brown 
24731df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
2474fcd17211SLen Brown 
24751df2e55aSLen Brown 	fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr);
2476fcd17211SLen Brown 
24773e8b62bfSArtem Bityutskiy 	fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)",
2478fcd17211SLen Brown 		(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
2479fcd17211SLen Brown 		(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",
2480fcd17211SLen Brown 		(msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "",
2481fcd17211SLen Brown 		(msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "",
2482fcd17211SLen Brown 		(msr & (1 << 15)) ? "" : "UN",
24836c34f160SLen Brown 		(unsigned int)msr & 0xF,
2484fcd17211SLen Brown 		pkg_cstate_limit_strings[pkg_cstate_limit]);
2485ac980e13SArtem Bityutskiy 
2486ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION		(1UL << 16)
2487ac980e13SArtem Bityutskiy 	if (has_automatic_cstate_conversion) {
2488ac980e13SArtem Bityutskiy 		fprintf(outf, ", automatic c-state conversion=%s",
2489ac980e13SArtem Bityutskiy 			(msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off");
2490ac980e13SArtem Bityutskiy 	}
2491ac980e13SArtem Bityutskiy 
2492ac980e13SArtem Bityutskiy 	fprintf(outf, ")\n");
2493ac980e13SArtem Bityutskiy 
2494fcd17211SLen Brown 	return;
2495103a8feaSLen Brown }
2496103a8feaSLen Brown 
24976fb3143bSLen Brown static void
24986fb3143bSLen Brown dump_config_tdp(void)
24996fb3143bSLen Brown {
25006fb3143bSLen Brown 	unsigned long long msr;
25016fb3143bSLen Brown 
25026fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
2503b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
2504685b535bSChen Yu 	fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF);
25056fb3143bSLen Brown 
25066fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
2507b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
25086fb3143bSLen Brown 	if (msr) {
2509685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2510685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2511685b535bSChen Yu 		fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2512685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF);
25136fb3143bSLen Brown 	}
2514b7d8c148SLen Brown 	fprintf(outf, ")\n");
25156fb3143bSLen Brown 
25166fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
2517b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
25186fb3143bSLen Brown 	if (msr) {
2519685b535bSChen Yu 		fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF);
2520685b535bSChen Yu 		fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF);
2521685b535bSChen Yu 		fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF);
2522685b535bSChen Yu 		fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF);
25236fb3143bSLen Brown 	}
2524b7d8c148SLen Brown 	fprintf(outf, ")\n");
25256fb3143bSLen Brown 
25266fb3143bSLen Brown 	get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
2527b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
25286fb3143bSLen Brown 	if ((msr) & 0x3)
2529b7d8c148SLen Brown 		fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
2530b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2531b7d8c148SLen Brown 	fprintf(outf, ")\n");
25326fb3143bSLen Brown 
25336fb3143bSLen Brown 	get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
2534b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
2535685b535bSChen Yu 	fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF);
2536b7d8c148SLen Brown 	fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1);
2537b7d8c148SLen Brown 	fprintf(outf, ")\n");
25386fb3143bSLen Brown }
25395a63426eSLen Brown 
25405a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 };
25415a63426eSLen Brown 
25425a63426eSLen Brown void print_irtl(void)
25435a63426eSLen Brown {
25445a63426eSLen Brown 	unsigned long long msr;
25455a63426eSLen Brown 
25465a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC3_IRTL, &msr);
25475a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC3_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_PKGC6_IRTL, &msr);
25525a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC6_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_PKGC7_IRTL, &msr);
25575a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC7_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 	if (!do_irtl_hsw)
25625a63426eSLen Brown 		return;
25635a63426eSLen Brown 
25645a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC8_IRTL, &msr);
25655a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr);
25665a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25675a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25685a63426eSLen Brown 
25695a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC9_IRTL, &msr);
25705a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr);
25715a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25725a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25735a63426eSLen Brown 
25745a63426eSLen Brown 	get_msr(base_cpu, MSR_PKGC10_IRTL, &msr);
25755a63426eSLen Brown 	fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr);
25765a63426eSLen Brown 	fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT",
25775a63426eSLen Brown 		(msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]);
25785a63426eSLen Brown 
25795a63426eSLen Brown }
258036229897SLen Brown void free_fd_percpu(void)
258136229897SLen Brown {
258236229897SLen Brown 	int i;
258336229897SLen Brown 
258401a67adfSMika Westerberg 	for (i = 0; i < topo.max_cpu_num + 1; ++i) {
258536229897SLen Brown 		if (fd_percpu[i] != 0)
258636229897SLen Brown 			close(fd_percpu[i]);
258736229897SLen Brown 	}
258836229897SLen Brown 
258936229897SLen Brown 	free(fd_percpu);
25906fb3143bSLen Brown }
25916fb3143bSLen Brown 
2592c98d5d94SLen Brown void free_all_buffers(void)
2593103a8feaSLen Brown {
25940e2d8f05SLen Brown 	int i;
25950e2d8f05SLen Brown 
2596c98d5d94SLen Brown 	CPU_FREE(cpu_present_set);
2597c98d5d94SLen Brown 	cpu_present_set = NULL;
259836229897SLen Brown 	cpu_present_setsize = 0;
2599103a8feaSLen Brown 
2600c98d5d94SLen Brown 	CPU_FREE(cpu_affinity_set);
2601c98d5d94SLen Brown 	cpu_affinity_set = NULL;
2602c98d5d94SLen Brown 	cpu_affinity_setsize = 0;
2603103a8feaSLen Brown 
2604c98d5d94SLen Brown 	free(thread_even);
2605c98d5d94SLen Brown 	free(core_even);
2606c98d5d94SLen Brown 	free(package_even);
2607103a8feaSLen Brown 
2608c98d5d94SLen Brown 	thread_even = NULL;
2609c98d5d94SLen Brown 	core_even = NULL;
2610c98d5d94SLen Brown 	package_even = NULL;
2611103a8feaSLen Brown 
2612c98d5d94SLen Brown 	free(thread_odd);
2613c98d5d94SLen Brown 	free(core_odd);
2614c98d5d94SLen Brown 	free(package_odd);
2615103a8feaSLen Brown 
2616c98d5d94SLen Brown 	thread_odd = NULL;
2617c98d5d94SLen Brown 	core_odd = NULL;
2618c98d5d94SLen Brown 	package_odd = NULL;
2619103a8feaSLen Brown 
2620c98d5d94SLen Brown 	free(output_buffer);
2621c98d5d94SLen Brown 	output_buffer = NULL;
2622c98d5d94SLen Brown 	outp = NULL;
262336229897SLen Brown 
262436229897SLen Brown 	free_fd_percpu();
2625562a2d37SLen Brown 
2626562a2d37SLen Brown 	free(irq_column_2_cpu);
2627562a2d37SLen Brown 	free(irqs_per_cpu);
26280e2d8f05SLen Brown 
26290e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
26300e2d8f05SLen Brown 		if (cpus[i].put_ids)
26310e2d8f05SLen Brown 			CPU_FREE(cpus[i].put_ids);
26320e2d8f05SLen Brown 	}
26330e2d8f05SLen Brown 	free(cpus);
2634103a8feaSLen Brown }
2635103a8feaSLen Brown 
263657a42a34SJosh Triplett 
263757a42a34SJosh Triplett /*
263895aebc44SJosh Triplett  * Parse a file containing a single int.
26396de68fe1SLen Brown  * Return 0 if file can not be opened
26406de68fe1SLen Brown  * Exit if file can be opened, but can not be parsed
264195aebc44SJosh Triplett  */
264295aebc44SJosh Triplett int parse_int_file(const char *fmt, ...)
264395aebc44SJosh Triplett {
264495aebc44SJosh Triplett 	va_list args;
264595aebc44SJosh Triplett 	char path[PATH_MAX];
264695aebc44SJosh Triplett 	FILE *filep;
264795aebc44SJosh Triplett 	int value;
264895aebc44SJosh Triplett 
264995aebc44SJosh Triplett 	va_start(args, fmt);
265095aebc44SJosh Triplett 	vsnprintf(path, sizeof(path), fmt, args);
265195aebc44SJosh Triplett 	va_end(args);
26526de68fe1SLen Brown 	filep = fopen(path, "r");
26536de68fe1SLen Brown 	if (!filep)
26546de68fe1SLen Brown 		return 0;
2655b2c95d90SJosh Triplett 	if (fscanf(filep, "%d", &value) != 1)
2656b2c95d90SJosh Triplett 		err(1, "%s: failed to parse number from file", path);
265795aebc44SJosh Triplett 	fclose(filep);
265895aebc44SJosh Triplett 	return value;
265995aebc44SJosh Triplett }
266095aebc44SJosh Triplett 
266195aebc44SJosh Triplett /*
2662c98d5d94SLen Brown  * cpu_is_first_core_in_package(cpu)
2663c98d5d94SLen Brown  * return 1 if given CPU is 1st core in package
2664c98d5d94SLen Brown  */
2665c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu)
2666c98d5d94SLen Brown {
266795aebc44SJosh Triplett 	return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu);
2668103a8feaSLen Brown }
2669103a8feaSLen Brown 
2670103a8feaSLen Brown int get_physical_package_id(int cpu)
2671103a8feaSLen Brown {
267295aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu);
2673103a8feaSLen Brown }
2674103a8feaSLen Brown 
26756de68fe1SLen Brown int get_die_id(int cpu)
26766de68fe1SLen Brown {
26776de68fe1SLen Brown 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu);
26786de68fe1SLen Brown }
26796de68fe1SLen Brown 
2680103a8feaSLen Brown int get_core_id(int cpu)
2681103a8feaSLen Brown {
268295aebc44SJosh Triplett 	return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu);
2683103a8feaSLen Brown }
2684103a8feaSLen Brown 
2685ef605741SPrarit Bhargava void set_node_data(void)
2686ef605741SPrarit Bhargava {
26872ffbb224SPrarit Bhargava 	int pkg, node, lnode, cpu, cpux;
26882ffbb224SPrarit Bhargava 	int cpu_count;
2689ef605741SPrarit Bhargava 
26902ffbb224SPrarit Bhargava 	/* initialize logical_node_id */
26912ffbb224SPrarit Bhargava 	for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu)
26922ffbb224SPrarit Bhargava 		cpus[cpu].logical_node_id = -1;
2693ef605741SPrarit Bhargava 
26942ffbb224SPrarit Bhargava 	cpu_count = 0;
26952ffbb224SPrarit Bhargava 	for (pkg = 0; pkg < topo.num_packages; pkg++) {
26962ffbb224SPrarit Bhargava 		lnode = 0;
26972ffbb224SPrarit Bhargava 		for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) {
26982ffbb224SPrarit Bhargava 			if (cpus[cpu].physical_package_id != pkg)
2699ef605741SPrarit Bhargava 				continue;
27002ffbb224SPrarit Bhargava 			/* find a cpu with an unset logical_node_id */
27012ffbb224SPrarit Bhargava 			if (cpus[cpu].logical_node_id != -1)
27022ffbb224SPrarit Bhargava 				continue;
27032ffbb224SPrarit Bhargava 			cpus[cpu].logical_node_id = lnode;
2704ef605741SPrarit Bhargava 			node = cpus[cpu].physical_node_id;
27052ffbb224SPrarit Bhargava 			cpu_count++;
27062ffbb224SPrarit Bhargava 			/*
27072ffbb224SPrarit Bhargava 			 * find all matching cpus on this pkg and set
27082ffbb224SPrarit Bhargava 			 * the logical_node_id
27092ffbb224SPrarit Bhargava 			 */
27102ffbb224SPrarit Bhargava 			for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) {
27112ffbb224SPrarit Bhargava 				if ((cpus[cpux].physical_package_id == pkg) &&
27122ffbb224SPrarit Bhargava 				   (cpus[cpux].physical_node_id == node)) {
27132ffbb224SPrarit Bhargava 					cpus[cpux].logical_node_id = lnode;
27142ffbb224SPrarit Bhargava 					cpu_count++;
2715ef605741SPrarit Bhargava 				}
27162ffbb224SPrarit Bhargava 			}
27172ffbb224SPrarit Bhargava 			lnode++;
27182ffbb224SPrarit Bhargava 			if (lnode > topo.nodes_per_pkg)
27192ffbb224SPrarit Bhargava 				topo.nodes_per_pkg = lnode;
27202ffbb224SPrarit Bhargava 		}
27212ffbb224SPrarit Bhargava 		if (cpu_count >= topo.max_cpu_num)
27222ffbb224SPrarit Bhargava 			break;
27232ffbb224SPrarit Bhargava 	}
2724ef605741SPrarit Bhargava }
2725ef605741SPrarit Bhargava 
2726ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu)
2727c98d5d94SLen Brown {
2728c98d5d94SLen Brown 	char path[80];
2729c98d5d94SLen Brown 	FILE *filep;
27300e2d8f05SLen Brown 	int i;
27310e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
2732c98d5d94SLen Brown 
27330e2d8f05SLen Brown 	for (i = 0; i <= topo.max_cpu_num; i++) {
27340e2d8f05SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist",
27350e2d8f05SLen Brown 			cpu, i);
27360e2d8f05SLen Brown 		filep = fopen(path, "r");
27370e2d8f05SLen Brown 		if (!filep)
27380e2d8f05SLen Brown 			continue;
27390e2d8f05SLen Brown 		fclose(filep);
27400e2d8f05SLen Brown 		return i;
27410e2d8f05SLen Brown 	}
27420e2d8f05SLen Brown 	return -1;
2743e275b388SDasaratharaman Chandramouli }
2744c98d5d94SLen Brown 
27450e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu)
27460e2d8f05SLen Brown {
27470e2d8f05SLen Brown 	char path[80], character;
27480e2d8f05SLen Brown 	FILE *filep;
27490e2d8f05SLen Brown 	unsigned long map;
27508cb48b32SPrarit Bhargava 	int so, shift, sib_core;
27510e2d8f05SLen Brown 	int cpu = thiscpu->logical_cpu_id;
27520e2d8f05SLen Brown 	int offset = topo.max_cpu_num + 1;
27530e2d8f05SLen Brown 	size_t size;
27548cb48b32SPrarit Bhargava 	int thread_id = 0;
27550e2d8f05SLen Brown 
27560e2d8f05SLen Brown 	thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1));
27578cb48b32SPrarit Bhargava 	if (thiscpu->thread_id < 0)
27588cb48b32SPrarit Bhargava 		thiscpu->thread_id = thread_id++;
27590e2d8f05SLen Brown 	if (!thiscpu->put_ids)
27600e2d8f05SLen Brown 		return -1;
27610e2d8f05SLen Brown 
27620e2d8f05SLen Brown 	size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
27630e2d8f05SLen Brown 	CPU_ZERO_S(size, thiscpu->put_ids);
27640e2d8f05SLen Brown 
27650e2d8f05SLen Brown 	sprintf(path,
27660e2d8f05SLen Brown 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu);
27673d7772eaSLen Brown 	filep = fopen(path, "r");
27683d7772eaSLen Brown 
27693d7772eaSLen Brown 	if (!filep) {
27703d7772eaSLen Brown 		warnx("%s: open failed", path);
27713d7772eaSLen Brown 		return -1;
27723d7772eaSLen Brown 	}
27730e2d8f05SLen Brown 	do {
27740e2d8f05SLen Brown 		offset -= BITMASK_SIZE;
27758173c336SBen Hutchings 		if (fscanf(filep, "%lx%c", &map, &character) != 2)
27768173c336SBen Hutchings 			err(1, "%s: failed to parse file", path);
27770e2d8f05SLen Brown 		for (shift = 0; shift < BITMASK_SIZE; shift++) {
27780e2d8f05SLen Brown 			if ((map >> shift) & 0x1) {
27798cb48b32SPrarit Bhargava 				so = shift + offset;
27808cb48b32SPrarit Bhargava 				sib_core = get_core_id(so);
27818cb48b32SPrarit Bhargava 				if (sib_core == thiscpu->physical_core_id) {
27828cb48b32SPrarit Bhargava 					CPU_SET_S(so, size, thiscpu->put_ids);
27838cb48b32SPrarit Bhargava 					if ((so != cpu) &&
27848cb48b32SPrarit Bhargava 					    (cpus[so].thread_id < 0))
27858cb48b32SPrarit Bhargava 						cpus[so].thread_id =
27868cb48b32SPrarit Bhargava 								    thread_id++;
27878cb48b32SPrarit Bhargava 				}
27880e2d8f05SLen Brown 			}
27890e2d8f05SLen Brown 		}
27900e2d8f05SLen Brown 	} while (!strncmp(&character, ",", 1));
2791c98d5d94SLen Brown 	fclose(filep);
27920e2d8f05SLen Brown 
27930e2d8f05SLen Brown 	return CPU_COUNT_S(size, thiscpu->put_ids);
2794c98d5d94SLen Brown }
2795c98d5d94SLen Brown 
2796c98d5d94SLen Brown /*
2797c98d5d94SLen Brown  * run func(thread, core, package) in topology order
2798c98d5d94SLen Brown  * skip non-present cpus
2799103a8feaSLen Brown  */
2800103a8feaSLen Brown 
2801c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *,
2802c98d5d94SLen Brown 	struct pkg_data *, struct thread_data *, struct core_data *,
2803c98d5d94SLen Brown 	struct pkg_data *), struct thread_data *thread_base,
2804c98d5d94SLen Brown 	struct core_data *core_base, struct pkg_data *pkg_base,
2805c98d5d94SLen Brown 	struct thread_data *thread_base2, struct core_data *core_base2,
2806c98d5d94SLen Brown 	struct pkg_data *pkg_base2)
2807c98d5d94SLen Brown {
280840f5cfe7SPrarit Bhargava 	int retval, pkg_no, node_no, core_no, thread_no;
2809c98d5d94SLen Brown 
2810c98d5d94SLen Brown 	for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) {
281140f5cfe7SPrarit Bhargava 		for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) {
281240f5cfe7SPrarit Bhargava 			for (core_no = 0; core_no < topo.cores_per_node;
281340f5cfe7SPrarit Bhargava 			     ++core_no) {
2814c98d5d94SLen Brown 				for (thread_no = 0; thread_no <
281570a9c6e8SPrarit Bhargava 					topo.threads_per_core; ++thread_no) {
2816c98d5d94SLen Brown 					struct thread_data *t, *t2;
2817c98d5d94SLen Brown 					struct core_data *c, *c2;
2818c98d5d94SLen Brown 					struct pkg_data *p, *p2;
2819c98d5d94SLen Brown 
282040f5cfe7SPrarit Bhargava 					t = GET_THREAD(thread_base, thread_no,
282140f5cfe7SPrarit Bhargava 						       core_no, node_no,
282240f5cfe7SPrarit Bhargava 						       pkg_no);
2823c98d5d94SLen Brown 
2824c98d5d94SLen Brown 					if (cpu_is_not_present(t->cpu_id))
2825c98d5d94SLen Brown 						continue;
2826c98d5d94SLen Brown 
282740f5cfe7SPrarit Bhargava 					t2 = GET_THREAD(thread_base2, thread_no,
282840f5cfe7SPrarit Bhargava 							core_no, node_no,
282940f5cfe7SPrarit Bhargava 							pkg_no);
2830c98d5d94SLen Brown 
283140f5cfe7SPrarit Bhargava 					c = GET_CORE(core_base, core_no,
283240f5cfe7SPrarit Bhargava 						     node_no, pkg_no);
283340f5cfe7SPrarit Bhargava 					c2 = GET_CORE(core_base2, core_no,
283440f5cfe7SPrarit Bhargava 						      node_no,
283540f5cfe7SPrarit Bhargava 						      pkg_no);
2836c98d5d94SLen Brown 
2837c98d5d94SLen Brown 					p = GET_PKG(pkg_base, pkg_no);
2838c98d5d94SLen Brown 					p2 = GET_PKG(pkg_base2, pkg_no);
2839c98d5d94SLen Brown 
2840c98d5d94SLen Brown 					retval = func(t, c, p, t2, c2, p2);
2841c98d5d94SLen Brown 					if (retval)
2842c98d5d94SLen Brown 						return retval;
2843c98d5d94SLen Brown 				}
2844c98d5d94SLen Brown 			}
2845c98d5d94SLen Brown 		}
284640f5cfe7SPrarit Bhargava 	}
2847c98d5d94SLen Brown 	return 0;
2848c98d5d94SLen Brown }
2849c98d5d94SLen Brown 
2850c98d5d94SLen Brown /*
2851c98d5d94SLen Brown  * run func(cpu) on every cpu in /proc/stat
2852c98d5d94SLen Brown  * return max_cpu number
2853c98d5d94SLen Brown  */
2854c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int))
2855103a8feaSLen Brown {
2856103a8feaSLen Brown 	FILE *fp;
2857c98d5d94SLen Brown 	int cpu_num;
2858103a8feaSLen Brown 	int retval;
2859103a8feaSLen Brown 
286057a42a34SJosh Triplett 	fp = fopen_or_die(proc_stat, "r");
2861103a8feaSLen Brown 
2862103a8feaSLen Brown 	retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n");
2863b2c95d90SJosh Triplett 	if (retval != 0)
2864b2c95d90SJosh Triplett 		err(1, "%s: failed to parse format", proc_stat);
2865103a8feaSLen Brown 
2866c98d5d94SLen Brown 	while (1) {
2867c98d5d94SLen Brown 		retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num);
2868103a8feaSLen Brown 		if (retval != 1)
2869103a8feaSLen Brown 			break;
2870103a8feaSLen Brown 
2871c98d5d94SLen Brown 		retval = func(cpu_num);
2872c98d5d94SLen Brown 		if (retval) {
2873c98d5d94SLen Brown 			fclose(fp);
2874c98d5d94SLen Brown 			return(retval);
2875c98d5d94SLen Brown 		}
2876103a8feaSLen Brown 	}
2877103a8feaSLen Brown 	fclose(fp);
2878c98d5d94SLen Brown 	return 0;
2879103a8feaSLen Brown }
2880103a8feaSLen Brown 
2881103a8feaSLen Brown void re_initialize(void)
2882103a8feaSLen Brown {
2883c98d5d94SLen Brown 	free_all_buffers();
2884c98d5d94SLen Brown 	setup_all_buffers();
28853d7772eaSLen Brown 	fprintf(outf, "turbostat: re-initialized with num_cpus %d\n", topo.num_cpus);
2886103a8feaSLen Brown }
2887103a8feaSLen Brown 
2888843c5791SPrarit Bhargava void set_max_cpu_num(void)
2889843c5791SPrarit Bhargava {
2890843c5791SPrarit Bhargava 	FILE *filep;
28918201a028SPrarit Bhargava 	int base_cpu;
2892843c5791SPrarit Bhargava 	unsigned long dummy;
28938201a028SPrarit Bhargava 	char pathname[64];
2894843c5791SPrarit Bhargava 
28958201a028SPrarit Bhargava 	base_cpu = sched_getcpu();
28968201a028SPrarit Bhargava 	if (base_cpu < 0)
28978201a028SPrarit Bhargava 		err(1, "cannot find calling cpu ID");
28988201a028SPrarit Bhargava 	sprintf(pathname,
28998201a028SPrarit Bhargava 		"/sys/devices/system/cpu/cpu%d/topology/thread_siblings",
29008201a028SPrarit Bhargava 		base_cpu);
29018201a028SPrarit Bhargava 
29028201a028SPrarit Bhargava 	filep = fopen_or_die(pathname, "r");
2903843c5791SPrarit Bhargava 	topo.max_cpu_num = 0;
2904843c5791SPrarit Bhargava 	while (fscanf(filep, "%lx,", &dummy) == 1)
29050e2d8f05SLen Brown 		topo.max_cpu_num += BITMASK_SIZE;
2906843c5791SPrarit Bhargava 	fclose(filep);
2907843c5791SPrarit Bhargava 	topo.max_cpu_num--; /* 0 based */
2908843c5791SPrarit Bhargava }
2909c98d5d94SLen Brown 
2910103a8feaSLen Brown /*
2911c98d5d94SLen Brown  * count_cpus()
2912c98d5d94SLen Brown  * remember the last one seen, it will be the max
2913103a8feaSLen Brown  */
2914c98d5d94SLen Brown int count_cpus(int cpu)
2915103a8feaSLen Brown {
2916843c5791SPrarit Bhargava 	topo.num_cpus++;
2917c98d5d94SLen Brown 	return 0;
2918103a8feaSLen Brown }
2919c98d5d94SLen Brown int mark_cpu_present(int cpu)
2920c98d5d94SLen Brown {
2921c98d5d94SLen Brown 	CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set);
292215aaa346SLen Brown 	return 0;
2923103a8feaSLen Brown }
2924103a8feaSLen Brown 
29258cb48b32SPrarit Bhargava int init_thread_id(int cpu)
29268cb48b32SPrarit Bhargava {
29278cb48b32SPrarit Bhargava 	cpus[cpu].thread_id = -1;
29288cb48b32SPrarit Bhargava 	return 0;
29298cb48b32SPrarit Bhargava }
29308cb48b32SPrarit Bhargava 
2931562a2d37SLen Brown /*
2932562a2d37SLen Brown  * snapshot_proc_interrupts()
2933562a2d37SLen Brown  *
2934562a2d37SLen Brown  * read and record summary of /proc/interrupts
2935562a2d37SLen Brown  *
2936562a2d37SLen Brown  * return 1 if config change requires a restart, else return 0
2937562a2d37SLen Brown  */
2938562a2d37SLen Brown int snapshot_proc_interrupts(void)
2939562a2d37SLen Brown {
2940562a2d37SLen Brown 	static FILE *fp;
2941562a2d37SLen Brown 	int column, retval;
2942562a2d37SLen Brown 
2943562a2d37SLen Brown 	if (fp == NULL)
2944562a2d37SLen Brown 		fp = fopen_or_die("/proc/interrupts", "r");
2945562a2d37SLen Brown 	else
2946562a2d37SLen Brown 		rewind(fp);
2947562a2d37SLen Brown 
2948562a2d37SLen Brown 	/* read 1st line of /proc/interrupts to get cpu* name for each column */
2949562a2d37SLen Brown 	for (column = 0; column < topo.num_cpus; ++column) {
2950562a2d37SLen Brown 		int cpu_number;
2951562a2d37SLen Brown 
2952562a2d37SLen Brown 		retval = fscanf(fp, " CPU%d", &cpu_number);
2953562a2d37SLen Brown 		if (retval != 1)
2954562a2d37SLen Brown 			break;
2955562a2d37SLen Brown 
2956562a2d37SLen Brown 		if (cpu_number > topo.max_cpu_num) {
2957562a2d37SLen Brown 			warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num);
2958562a2d37SLen Brown 			return 1;
2959562a2d37SLen Brown 		}
2960562a2d37SLen Brown 
2961562a2d37SLen Brown 		irq_column_2_cpu[column] = cpu_number;
2962562a2d37SLen Brown 		irqs_per_cpu[cpu_number] = 0;
2963562a2d37SLen Brown 	}
2964562a2d37SLen Brown 
2965562a2d37SLen Brown 	/* read /proc/interrupt count lines and sum up irqs per cpu */
2966562a2d37SLen Brown 	while (1) {
2967562a2d37SLen Brown 		int column;
2968562a2d37SLen Brown 		char buf[64];
2969562a2d37SLen Brown 
2970562a2d37SLen Brown 		retval = fscanf(fp, " %s:", buf);	/* flush irq# "N:" */
2971562a2d37SLen Brown 		if (retval != 1)
2972562a2d37SLen Brown 			break;
2973562a2d37SLen Brown 
2974562a2d37SLen Brown 		/* read the count per cpu */
2975562a2d37SLen Brown 		for (column = 0; column < topo.num_cpus; ++column) {
2976562a2d37SLen Brown 
2977562a2d37SLen Brown 			int cpu_number, irq_count;
2978562a2d37SLen Brown 
2979562a2d37SLen Brown 			retval = fscanf(fp, " %d", &irq_count);
2980562a2d37SLen Brown 			if (retval != 1)
2981562a2d37SLen Brown 				break;
2982562a2d37SLen Brown 
2983562a2d37SLen Brown 			cpu_number = irq_column_2_cpu[column];
2984562a2d37SLen Brown 			irqs_per_cpu[cpu_number] += irq_count;
2985562a2d37SLen Brown 
2986562a2d37SLen Brown 		}
2987562a2d37SLen Brown 
2988562a2d37SLen Brown 		while (getc(fp) != '\n')
2989562a2d37SLen Brown 			;	/* flush interrupt description */
2990562a2d37SLen Brown 
2991562a2d37SLen Brown 	}
2992562a2d37SLen Brown 	return 0;
2993562a2d37SLen Brown }
299427d47356SLen Brown /*
2995fdf676e5SLen Brown  * snapshot_gfx_rc6_ms()
2996fdf676e5SLen Brown  *
2997fdf676e5SLen Brown  * record snapshot of
2998fdf676e5SLen Brown  * /sys/class/drm/card0/power/rc6_residency_ms
2999fdf676e5SLen Brown  *
3000fdf676e5SLen Brown  * return 1 if config change requires a restart, else return 0
3001fdf676e5SLen Brown  */
3002fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void)
3003fdf676e5SLen Brown {
3004fdf676e5SLen Brown 	FILE *fp;
3005fdf676e5SLen Brown 	int retval;
3006fdf676e5SLen Brown 
3007fdf676e5SLen Brown 	fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r");
3008fdf676e5SLen Brown 
3009fdf676e5SLen Brown 	retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms);
3010fdf676e5SLen Brown 	if (retval != 1)
3011fdf676e5SLen Brown 		err(1, "GFX rc6");
3012fdf676e5SLen Brown 
3013fdf676e5SLen Brown 	fclose(fp);
3014fdf676e5SLen Brown 
3015fdf676e5SLen Brown 	return 0;
3016fdf676e5SLen Brown }
3017fdf676e5SLen Brown /*
301827d47356SLen Brown  * snapshot_gfx_mhz()
301927d47356SLen Brown  *
302027d47356SLen Brown  * record snapshot of
302127d47356SLen Brown  * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz
302227d47356SLen Brown  *
302327d47356SLen Brown  * return 1 if config change requires a restart, else return 0
302427d47356SLen Brown  */
302527d47356SLen Brown int snapshot_gfx_mhz(void)
302627d47356SLen Brown {
302727d47356SLen Brown 	static FILE *fp;
302827d47356SLen Brown 	int retval;
302927d47356SLen Brown 
303027d47356SLen Brown 	if (fp == NULL)
303127d47356SLen Brown 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r");
303222048c54SLen Brown 	else {
303327d47356SLen Brown 		rewind(fp);
303422048c54SLen Brown 		fflush(fp);
303522048c54SLen Brown 	}
303627d47356SLen Brown 
303727d47356SLen Brown 	retval = fscanf(fp, "%d", &gfx_cur_mhz);
303827d47356SLen Brown 	if (retval != 1)
303927d47356SLen Brown 		err(1, "GFX MHz");
304027d47356SLen Brown 
304127d47356SLen Brown 	return 0;
304227d47356SLen Brown }
3043562a2d37SLen Brown 
3044562a2d37SLen Brown /*
3045b4b91569SRafael Antognolli  * snapshot_gfx_cur_mhz()
3046b4b91569SRafael Antognolli  *
3047b4b91569SRafael Antognolli  * record snapshot of
3048b4b91569SRafael Antognolli  * /sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz
3049b4b91569SRafael Antognolli  *
3050b4b91569SRafael Antognolli  * return 1 if config change requires a restart, else return 0
3051b4b91569SRafael Antognolli  */
3052b4b91569SRafael Antognolli int snapshot_gfx_act_mhz(void)
3053b4b91569SRafael Antognolli {
3054b4b91569SRafael Antognolli 	static FILE *fp;
3055b4b91569SRafael Antognolli 	int retval;
3056b4b91569SRafael Antognolli 
3057b4b91569SRafael Antognolli 	if (fp == NULL)
3058b4b91569SRafael Antognolli 		fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", "r");
3059b4b91569SRafael Antognolli 	else {
3060b4b91569SRafael Antognolli 		rewind(fp);
3061b4b91569SRafael Antognolli 		fflush(fp);
3062b4b91569SRafael Antognolli 	}
3063b4b91569SRafael Antognolli 
3064b4b91569SRafael Antognolli 	retval = fscanf(fp, "%d", &gfx_act_mhz);
3065b4b91569SRafael Antognolli 	if (retval != 1)
3066b4b91569SRafael Antognolli 		err(1, "GFX ACT MHz");
3067b4b91569SRafael Antognolli 
3068b4b91569SRafael Antognolli 	return 0;
3069b4b91569SRafael Antognolli }
3070b4b91569SRafael Antognolli 
3071b4b91569SRafael Antognolli /*
3072be0e54c4SLen Brown  * snapshot_cpu_lpi()
3073be0e54c4SLen Brown  *
3074be0e54c4SLen Brown  * record snapshot of
3075be0e54c4SLen Brown  * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us
3076be0e54c4SLen Brown  */
3077be0e54c4SLen Brown int snapshot_cpu_lpi_us(void)
3078be0e54c4SLen Brown {
3079be0e54c4SLen Brown 	FILE *fp;
3080be0e54c4SLen Brown 	int retval;
3081be0e54c4SLen Brown 
3082be0e54c4SLen Brown 	fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r");
3083be0e54c4SLen Brown 
3084be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us);
30855ea7647bSPrarit Bhargava 	if (retval != 1) {
30865ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle CPU output\n");
30875ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_CPU_LPI);
3088605736c6SGustavo A. R. Silva 		fclose(fp);
30895ea7647bSPrarit Bhargava 		return -1;
30905ea7647bSPrarit Bhargava 	}
3091be0e54c4SLen Brown 
3092be0e54c4SLen Brown 	fclose(fp);
3093be0e54c4SLen Brown 
3094be0e54c4SLen Brown 	return 0;
3095be0e54c4SLen Brown }
3096be0e54c4SLen Brown /*
3097be0e54c4SLen Brown  * snapshot_sys_lpi()
3098be0e54c4SLen Brown  *
30991f81c5efSLen Brown  * record snapshot of sys_lpi_file
3100be0e54c4SLen Brown  */
3101be0e54c4SLen Brown int snapshot_sys_lpi_us(void)
3102be0e54c4SLen Brown {
3103be0e54c4SLen Brown 	FILE *fp;
3104be0e54c4SLen Brown 	int retval;
3105be0e54c4SLen Brown 
31061f81c5efSLen Brown 	fp = fopen_or_die(sys_lpi_file, "r");
3107be0e54c4SLen Brown 
3108be0e54c4SLen Brown 	retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us);
31095ea7647bSPrarit Bhargava 	if (retval != 1) {
31105ea7647bSPrarit Bhargava 		fprintf(stderr, "Disabling Low Power Idle System output\n");
31115ea7647bSPrarit Bhargava 		BIC_NOT_PRESENT(BIC_SYS_LPI);
311215423b95SColin Ian King 		fclose(fp);
31135ea7647bSPrarit Bhargava 		return -1;
31145ea7647bSPrarit Bhargava 	}
3115be0e54c4SLen Brown 	fclose(fp);
3116be0e54c4SLen Brown 
3117be0e54c4SLen Brown 	return 0;
3118be0e54c4SLen Brown }
3119be0e54c4SLen Brown /*
3120562a2d37SLen Brown  * snapshot /proc and /sys files
3121562a2d37SLen Brown  *
3122562a2d37SLen Brown  * return 1 if configuration restart needed, else return 0
3123562a2d37SLen Brown  */
3124562a2d37SLen Brown int snapshot_proc_sysfs_files(void)
3125562a2d37SLen Brown {
3126218f0e8dSLen Brown 	if (DO_BIC(BIC_IRQ))
3127562a2d37SLen Brown 		if (snapshot_proc_interrupts())
3128562a2d37SLen Brown 			return 1;
3129562a2d37SLen Brown 
3130812db3f7SLen Brown 	if (DO_BIC(BIC_GFX_rc6))
3131fdf676e5SLen Brown 		snapshot_gfx_rc6_ms();
3132fdf676e5SLen Brown 
3133812db3f7SLen Brown 	if (DO_BIC(BIC_GFXMHz))
313427d47356SLen Brown 		snapshot_gfx_mhz();
313527d47356SLen Brown 
3136b4b91569SRafael Antognolli 	if (DO_BIC(BIC_GFXACTMHz))
3137b4b91569SRafael Antognolli 		snapshot_gfx_act_mhz();
3138b4b91569SRafael Antognolli 
3139be0e54c4SLen Brown 	if (DO_BIC(BIC_CPU_LPI))
3140be0e54c4SLen Brown 		snapshot_cpu_lpi_us();
3141be0e54c4SLen Brown 
3142be0e54c4SLen Brown 	if (DO_BIC(BIC_SYS_LPI))
3143be0e54c4SLen Brown 		snapshot_sys_lpi_us();
3144be0e54c4SLen Brown 
3145562a2d37SLen Brown 	return 0;
3146562a2d37SLen Brown }
3147562a2d37SLen Brown 
31488aa2ed0bSLen Brown int exit_requested;
31498aa2ed0bSLen Brown 
31508aa2ed0bSLen Brown static void signal_handler (int signal)
31518aa2ed0bSLen Brown {
31528aa2ed0bSLen Brown 	switch (signal) {
31538aa2ed0bSLen Brown 	case SIGINT:
31548aa2ed0bSLen Brown 		exit_requested = 1;
31558aa2ed0bSLen Brown 		if (debug)
31568aa2ed0bSLen Brown 			fprintf(stderr, " SIGINT\n");
31578aa2ed0bSLen Brown 		break;
315807211960SLen Brown 	case SIGUSR1:
315907211960SLen Brown 		if (debug > 1)
316007211960SLen Brown 			fprintf(stderr, "SIGUSR1\n");
316107211960SLen Brown 		break;
31628aa2ed0bSLen Brown 	}
31638aa2ed0bSLen Brown }
31648aa2ed0bSLen Brown 
31658aa2ed0bSLen Brown void setup_signal_handler(void)
31668aa2ed0bSLen Brown {
31678aa2ed0bSLen Brown 	struct sigaction sa;
31688aa2ed0bSLen Brown 
31698aa2ed0bSLen Brown 	memset(&sa, 0, sizeof(sa));
31708aa2ed0bSLen Brown 
31718aa2ed0bSLen Brown 	sa.sa_handler = &signal_handler;
31728aa2ed0bSLen Brown 
31738aa2ed0bSLen Brown 	if (sigaction(SIGINT, &sa, NULL) < 0)
31748aa2ed0bSLen Brown 		err(1, "sigaction SIGINT");
317507211960SLen Brown 	if (sigaction(SIGUSR1, &sa, NULL) < 0)
317607211960SLen Brown 		err(1, "sigaction SIGUSR1");
31778aa2ed0bSLen Brown }
3178b9ad8ee0SLen Brown 
317947936f94SArtem Bityutskiy void do_sleep(void)
3180b9ad8ee0SLen Brown {
3181c026c236SArtem Bityutskiy 	struct timeval tout;
3182c026c236SArtem Bityutskiy 	struct timespec rest;
3183b9ad8ee0SLen Brown 	fd_set readfds;
3184b9ad8ee0SLen Brown 	int retval;
3185b9ad8ee0SLen Brown 
3186b9ad8ee0SLen Brown 	FD_ZERO(&readfds);
3187b9ad8ee0SLen Brown 	FD_SET(0, &readfds);
3188b9ad8ee0SLen Brown 
3189c026c236SArtem Bityutskiy 	if (ignore_stdin) {
319047936f94SArtem Bityutskiy 		nanosleep(&interval_ts, NULL);
319147936f94SArtem Bityutskiy 		return;
319247936f94SArtem Bityutskiy 	}
3193b9ad8ee0SLen Brown 
3194c026c236SArtem Bityutskiy 	tout = interval_tv;
3195c026c236SArtem Bityutskiy 	retval = select(1, &readfds, NULL, NULL, &tout);
3196b9ad8ee0SLen Brown 
3197b9ad8ee0SLen Brown 	if (retval == 1) {
3198b9ad8ee0SLen Brown 		switch (getc(stdin)) {
3199b9ad8ee0SLen Brown 		case 'q':
3200b9ad8ee0SLen Brown 			exit_requested = 1;
3201b9ad8ee0SLen Brown 			break;
3202c026c236SArtem Bityutskiy 		case EOF:
3203c026c236SArtem Bityutskiy 			/*
3204c026c236SArtem Bityutskiy 			 * 'stdin' is a pipe closed on the other end. There
3205c026c236SArtem Bityutskiy 			 * won't be any further input.
3206c026c236SArtem Bityutskiy 			 */
3207c026c236SArtem Bityutskiy 			ignore_stdin = 1;
3208c026c236SArtem Bityutskiy 			/* Sleep the rest of the time */
3209c026c236SArtem Bityutskiy 			rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000);
3210c026c236SArtem Bityutskiy 			rest.tv_nsec = (tout.tv_usec % 1000000) * 1000;
3211c026c236SArtem Bityutskiy 			nanosleep(&rest, NULL);
3212b9ad8ee0SLen Brown 		}
3213b9ad8ee0SLen Brown 	}
3214b9ad8ee0SLen Brown }
321547936f94SArtem Bityutskiy 
321687e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr)
321787e15da9SChen Yu {
321887e15da9SChen Yu 	int ret, idx;
321987e15da9SChen Yu 	unsigned long long msr_cur, msr_last;
322087e15da9SChen Yu 
322187e15da9SChen Yu 	if (!per_cpu_msr_sum)
322287e15da9SChen Yu 		return 1;
322387e15da9SChen Yu 
322487e15da9SChen Yu 	idx = offset_to_idx(offset);
322587e15da9SChen Yu 	if (idx < 0)
322687e15da9SChen Yu 		return idx;
322787e15da9SChen Yu 	/* get_msr_sum() = sum + (get_msr() - last) */
322887e15da9SChen Yu 	ret = get_msr(cpu, offset, &msr_cur);
322987e15da9SChen Yu 	if (ret)
323087e15da9SChen Yu 		return ret;
323187e15da9SChen Yu 	msr_last = per_cpu_msr_sum[cpu].entries[idx].last;
323287e15da9SChen Yu 	DELTA_WRAP32(msr_cur, msr_last);
323387e15da9SChen Yu 	*msr = msr_last + per_cpu_msr_sum[cpu].entries[idx].sum;
323487e15da9SChen Yu 
323587e15da9SChen Yu 	return 0;
323687e15da9SChen Yu }
323787e15da9SChen Yu 
323887e15da9SChen Yu timer_t timerid;
323987e15da9SChen Yu 
324087e15da9SChen Yu /* Timer callback, update the sum of MSRs periodically. */
324187e15da9SChen Yu static int update_msr_sum(struct thread_data *t, struct core_data *c, struct pkg_data *p)
324287e15da9SChen Yu {
324387e15da9SChen Yu 	int i, ret;
324487e15da9SChen Yu 	int cpu = t->cpu_id;
324587e15da9SChen Yu 
324687e15da9SChen Yu 	for (i = IDX_PKG_ENERGY; i < IDX_COUNT; i++) {
324787e15da9SChen Yu 		unsigned long long msr_cur, msr_last;
324887e15da9SChen Yu 		int offset;
324987e15da9SChen Yu 
325087e15da9SChen Yu 		if (!idx_valid(i))
325187e15da9SChen Yu 			continue;
325287e15da9SChen Yu 		offset = idx_to_offset(i);
325387e15da9SChen Yu 		if (offset < 0)
325487e15da9SChen Yu 			continue;
325587e15da9SChen Yu 		ret = get_msr(cpu, offset, &msr_cur);
325687e15da9SChen Yu 		if (ret) {
325787e15da9SChen Yu 			fprintf(outf, "Can not update msr(0x%x)\n", offset);
325887e15da9SChen Yu 			continue;
325987e15da9SChen Yu 		}
326087e15da9SChen Yu 
326187e15da9SChen Yu 		msr_last = per_cpu_msr_sum[cpu].entries[i].last;
326287e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].last = msr_cur & 0xffffffff;
326387e15da9SChen Yu 
326487e15da9SChen Yu 		DELTA_WRAP32(msr_cur, msr_last);
326587e15da9SChen Yu 		per_cpu_msr_sum[cpu].entries[i].sum += msr_last;
326687e15da9SChen Yu 	}
326787e15da9SChen Yu 	return 0;
326887e15da9SChen Yu }
326987e15da9SChen Yu 
327087e15da9SChen Yu static void
327187e15da9SChen Yu msr_record_handler(union sigval v)
327287e15da9SChen Yu {
327387e15da9SChen Yu 	for_all_cpus(update_msr_sum, EVEN_COUNTERS);
327487e15da9SChen Yu }
327587e15da9SChen Yu 
327687e15da9SChen Yu void msr_sum_record(void)
327787e15da9SChen Yu {
327887e15da9SChen Yu 	struct itimerspec its;
327987e15da9SChen Yu 	struct sigevent sev;
328087e15da9SChen Yu 
328187e15da9SChen Yu 	per_cpu_msr_sum = calloc(topo.max_cpu_num + 1, sizeof(struct msr_sum_array));
328287e15da9SChen Yu 	if (!per_cpu_msr_sum) {
328387e15da9SChen Yu 		fprintf(outf, "Can not allocate memory for long time MSR.\n");
328487e15da9SChen Yu 		return;
328587e15da9SChen Yu 	}
328687e15da9SChen Yu 	/*
328787e15da9SChen Yu 	 * Signal handler might be restricted, so use thread notifier instead.
328887e15da9SChen Yu 	 */
328987e15da9SChen Yu 	memset(&sev, 0, sizeof(struct sigevent));
329087e15da9SChen Yu 	sev.sigev_notify = SIGEV_THREAD;
329187e15da9SChen Yu 	sev.sigev_notify_function = msr_record_handler;
329287e15da9SChen Yu 
329387e15da9SChen Yu 	sev.sigev_value.sival_ptr = &timerid;
329487e15da9SChen Yu 	if (timer_create(CLOCK_REALTIME, &sev, &timerid) == -1) {
329587e15da9SChen Yu 		fprintf(outf, "Can not create timer.\n");
329687e15da9SChen Yu 		goto release_msr;
329787e15da9SChen Yu 	}
329887e15da9SChen Yu 
329987e15da9SChen Yu 	its.it_value.tv_sec = 0;
330087e15da9SChen Yu 	its.it_value.tv_nsec = 1;
330187e15da9SChen Yu 	/*
330287e15da9SChen Yu 	 * A wraparound time has been calculated early.
330387e15da9SChen Yu 	 * Some sources state that the peak power for a
330487e15da9SChen Yu 	 * microprocessor is usually 1.5 times the TDP rating,
330587e15da9SChen Yu 	 * use 2 * TDP for safety.
330687e15da9SChen Yu 	 */
330787e15da9SChen Yu 	its.it_interval.tv_sec = rapl_joule_counter_range / 2;
330887e15da9SChen Yu 	its.it_interval.tv_nsec = 0;
330987e15da9SChen Yu 
331087e15da9SChen Yu 	if (timer_settime(timerid, 0, &its, NULL) == -1) {
331187e15da9SChen Yu 		fprintf(outf, "Can not set timer.\n");
331287e15da9SChen Yu 		goto release_timer;
331387e15da9SChen Yu 	}
331487e15da9SChen Yu 	return;
331587e15da9SChen Yu 
331687e15da9SChen Yu  release_timer:
331787e15da9SChen Yu 	timer_delete(timerid);
331887e15da9SChen Yu  release_msr:
331987e15da9SChen Yu 	free(per_cpu_msr_sum);
332087e15da9SChen Yu }
33214c2122d4SLen Brown 
3322103a8feaSLen Brown void turbostat_loop()
3323103a8feaSLen Brown {
3324c98d5d94SLen Brown 	int retval;
3325e52966c0SLen Brown 	int restarted = 0;
3326023fe0acSChen Yu 	int done_iters = 0;
3327c98d5d94SLen Brown 
33288aa2ed0bSLen Brown 	setup_signal_handler();
33298aa2ed0bSLen Brown 
3330103a8feaSLen Brown restart:
3331e52966c0SLen Brown 	restarted++;
3332e52966c0SLen Brown 
3333562a2d37SLen Brown 	snapshot_proc_sysfs_files();
3334c98d5d94SLen Brown 	retval = for_all_cpus(get_counters, EVEN_COUNTERS);
33354c2122d4SLen Brown 	first_counter_read = 0;
3336d91bb17cSLen Brown 	if (retval < -1) {
3337d91bb17cSLen Brown 		exit(retval);
3338d91bb17cSLen Brown 	} else if (retval == -1) {
33393d7772eaSLen Brown 		if (restarted > 10) {
3340e52966c0SLen Brown 			exit(retval);
3341e52966c0SLen Brown 		}
3342c98d5d94SLen Brown 		re_initialize();
3343c98d5d94SLen Brown 		goto restart;
3344c98d5d94SLen Brown 	}
3345e52966c0SLen Brown 	restarted = 0;
3346023fe0acSChen Yu 	done_iters = 0;
3347103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
3348103a8feaSLen Brown 
3349103a8feaSLen Brown 	while (1) {
3350c98d5d94SLen Brown 		if (for_all_proc_cpus(cpu_is_not_present)) {
3351103a8feaSLen Brown 			re_initialize();
3352103a8feaSLen Brown 			goto restart;
3353103a8feaSLen Brown 		}
3354b9ad8ee0SLen Brown 		do_sleep();
3355562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3356562a2d37SLen Brown 			goto restart;
3357c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, ODD_COUNTERS);
3358d91bb17cSLen Brown 		if (retval < -1) {
3359d91bb17cSLen Brown 			exit(retval);
3360d91bb17cSLen Brown 		} else if (retval == -1) {
336115aaa346SLen Brown 			re_initialize();
336215aaa346SLen Brown 			goto restart;
336315aaa346SLen Brown 		}
3364103a8feaSLen Brown 		gettimeofday(&tv_odd, (struct timezone *)NULL);
3365103a8feaSLen Brown 		timersub(&tv_odd, &tv_even, &tv_delta);
3366ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) {
3367ba3dec99SLen Brown 			re_initialize();
3368ba3dec99SLen Brown 			goto restart;
3369ba3dec99SLen Brown 		}
3370c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
3371c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
3372b7d8c148SLen Brown 		flush_output_stdout();
33738aa2ed0bSLen Brown 		if (exit_requested)
33748aa2ed0bSLen Brown 			break;
3375023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3376023fe0acSChen Yu 			break;
3377b9ad8ee0SLen Brown 		do_sleep();
3378562a2d37SLen Brown 		if (snapshot_proc_sysfs_files())
3379562a2d37SLen Brown 			goto restart;
3380c98d5d94SLen Brown 		retval = for_all_cpus(get_counters, EVEN_COUNTERS);
3381d91bb17cSLen Brown 		if (retval < -1) {
3382d91bb17cSLen Brown 			exit(retval);
3383d91bb17cSLen Brown 		} else if (retval == -1) {
3384103a8feaSLen Brown 			re_initialize();
3385103a8feaSLen Brown 			goto restart;
3386103a8feaSLen Brown 		}
3387103a8feaSLen Brown 		gettimeofday(&tv_even, (struct timezone *)NULL);
3388103a8feaSLen Brown 		timersub(&tv_even, &tv_odd, &tv_delta);
3389ba3dec99SLen Brown 		if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) {
3390ba3dec99SLen Brown 			re_initialize();
3391ba3dec99SLen Brown 			goto restart;
3392ba3dec99SLen Brown 		}
3393c98d5d94SLen Brown 		compute_average(ODD_COUNTERS);
3394c98d5d94SLen Brown 		format_all_counters(ODD_COUNTERS);
3395b7d8c148SLen Brown 		flush_output_stdout();
33968aa2ed0bSLen Brown 		if (exit_requested)
33978aa2ed0bSLen Brown 			break;
3398023fe0acSChen Yu 		if (num_iterations && ++done_iters >= num_iterations)
3399023fe0acSChen Yu 			break;
3400103a8feaSLen Brown 	}
3401103a8feaSLen Brown }
3402103a8feaSLen Brown 
3403103a8feaSLen Brown void check_dev_msr()
3404103a8feaSLen Brown {
3405103a8feaSLen Brown 	struct stat sb;
34067ce7d5deSPrarit Bhargava 	char pathname[32];
3407103a8feaSLen Brown 
34087ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
34097ce7d5deSPrarit Bhargava 	if (stat(pathname, &sb))
3410a21d38c8SLen Brown  		if (system("/sbin/modprobe msr > /dev/null 2>&1"))
3411d7899447SLen Brown 			err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" ");
3412103a8feaSLen Brown }
3413103a8feaSLen Brown 
3414fcaa681cSLen Brown /*
3415fcaa681cSLen Brown  * check for CAP_SYS_RAWIO
3416fcaa681cSLen Brown  * return 0 on success
3417fcaa681cSLen Brown  * return 1 on fail
3418fcaa681cSLen Brown  */
3419fcaa681cSLen Brown int check_for_cap_sys_rawio(void)
3420103a8feaSLen Brown {
3421fcaa681cSLen Brown 	cap_t caps;
3422fcaa681cSLen Brown 	cap_flag_value_t cap_flag_value;
3423fcaa681cSLen Brown 
3424fcaa681cSLen Brown 	caps = cap_get_proc();
3425fcaa681cSLen Brown 	if (caps == NULL)
3426fcaa681cSLen Brown 		err(-6, "cap_get_proc\n");
3427fcaa681cSLen Brown 
3428fcaa681cSLen Brown 	if (cap_get_flag(caps, CAP_SYS_RAWIO, CAP_EFFECTIVE, &cap_flag_value))
3429fcaa681cSLen Brown 		err(-6, "cap_get\n");
3430fcaa681cSLen Brown 
3431fcaa681cSLen Brown 	if (cap_flag_value != CAP_SET) {
3432fcaa681cSLen Brown 		warnx("capget(CAP_SYS_RAWIO) failed,"
3433fcaa681cSLen Brown 			" try \"# setcap cap_sys_rawio=ep %s\"", progname);
3434fcaa681cSLen Brown 		return 1;
3435fcaa681cSLen Brown 	}
3436fcaa681cSLen Brown 
3437fcaa681cSLen Brown 	if (cap_free(caps) == -1)
3438fcaa681cSLen Brown 		err(-6, "cap_free\n");
3439fcaa681cSLen Brown 
3440fcaa681cSLen Brown 	return 0;
3441fcaa681cSLen Brown }
3442fcaa681cSLen Brown void check_permissions(void)
3443fcaa681cSLen Brown {
344498481e79SLen Brown 	int do_exit = 0;
34457ce7d5deSPrarit Bhargava 	char pathname[32];
344698481e79SLen Brown 
344798481e79SLen Brown 	/* check for CAP_SYS_RAWIO */
3448fcaa681cSLen Brown 	do_exit += check_for_cap_sys_rawio();
344998481e79SLen Brown 
345098481e79SLen Brown 	/* test file permissions */
34517ce7d5deSPrarit Bhargava 	sprintf(pathname, "/dev/cpu/%d/msr", base_cpu);
34527ce7d5deSPrarit Bhargava 	if (euidaccess(pathname, R_OK)) {
345398481e79SLen Brown 		do_exit++;
345498481e79SLen Brown 		warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr");
345598481e79SLen Brown 	}
345698481e79SLen Brown 
345798481e79SLen Brown 	/* if all else fails, thell them to be root */
345898481e79SLen Brown 	if (do_exit)
3459b2c95d90SJosh Triplett 		if (getuid() != 0)
3460d7899447SLen Brown 			warnx("... or simply run as root");
346198481e79SLen Brown 
346298481e79SLen Brown 	if (do_exit)
346398481e79SLen Brown 		exit(-6);
3464103a8feaSLen Brown }
3465103a8feaSLen Brown 
3466d7899447SLen Brown /*
3467d7899447SLen Brown  * NHM adds support for additional MSRs:
3468d7899447SLen Brown  *
3469d7899447SLen Brown  * MSR_SMI_COUNT                   0x00000034
3470d7899447SLen Brown  *
3471ec0adc53SLen Brown  * MSR_PLATFORM_INFO               0x000000ce
34721df2e55aSLen Brown  * MSR_PKG_CST_CONFIG_CONTROL     0x000000e2
3473d7899447SLen Brown  *
3474cf4cbe53SLen Brown  * MSR_MISC_PWR_MGMT               0x000001aa
3475cf4cbe53SLen Brown  *
3476d7899447SLen Brown  * MSR_PKG_C3_RESIDENCY            0x000003f8
3477d7899447SLen Brown  * MSR_PKG_C6_RESIDENCY            0x000003f9
3478d7899447SLen Brown  * MSR_CORE_C3_RESIDENCY           0x000003fc
3479d7899447SLen Brown  * MSR_CORE_C6_RESIDENCY           0x000003fd
3480d7899447SLen Brown  *
3481ee7e38e3SLen Brown  * Side effect:
34821df2e55aSLen Brown  * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL
348333148d67SLen Brown  * sets has_misc_feature_control
3484d7899447SLen Brown  */
3485ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model)
3486103a8feaSLen Brown {
3487ee7e38e3SLen Brown 	unsigned long long msr;
348821ed5574SLen Brown 	unsigned int base_ratio;
3489ee7e38e3SLen Brown 	int *pkg_cstate_limits;
3490ee7e38e3SLen Brown 
3491103a8feaSLen Brown 	if (!genuine_intel)
3492103a8feaSLen Brown 		return 0;
3493103a8feaSLen Brown 
3494103a8feaSLen Brown 	if (family != 6)
3495103a8feaSLen Brown 		return 0;
3496103a8feaSLen Brown 
349721ed5574SLen Brown 	bclk = discover_bclk(family, model);
349821ed5574SLen Brown 
3499103a8feaSLen Brown 	switch (model) {
3500869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
3501869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3502ee7e38e3SLen Brown 		pkg_cstate_limits = nhm_pkg_cstate_limits;
3503ee7e38e3SLen Brown 		break;
3504869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:	/* SNB */
3505869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:	/* SNB Xeon */
3506869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3507869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3508ee7e38e3SLen Brown 		pkg_cstate_limits = snb_pkg_cstate_limits;
350933148d67SLen Brown 		has_misc_feature_control = 1;
3510ee7e38e3SLen Brown 		break;
3511c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
35125e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3513869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
351477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
3515c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
35165e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3517869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3518af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3519af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3520ee7e38e3SLen Brown 		pkg_cstate_limits = hsw_pkg_cstate_limits;
352133148d67SLen Brown 		has_misc_feature_control = 1;
3522ee7e38e3SLen Brown 		break;
3523d8ebb442SLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
3524d8ebb442SLen Brown 		pkg_cstate_limits = skx_pkg_cstate_limits;
352533148d67SLen Brown 		has_misc_feature_control = 1;
3526d8ebb442SLen Brown 		break;
3527f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
3528cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
35295ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
3530ee7e38e3SLen Brown 		pkg_cstate_limits = slv_pkg_cstate_limits;
3531ee7e38e3SLen Brown 		break;
3532869ce69eSLen Brown 	case INTEL_FAM6_ATOM_AIRMONT:	/* AMT */
3533ee7e38e3SLen Brown 		pkg_cstate_limits = amt_pkg_cstate_limits;
3534cf4cbe53SLen Brown 		no_MSR_MISC_PWR_MGMT = 1;
3535ee7e38e3SLen Brown 		break;
3536869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI */
3537ee7e38e3SLen Brown 		pkg_cstate_limits = phi_pkg_cstate_limits;
3538ee7e38e3SLen Brown 		break;
3539869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
3540f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
35415ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
3542f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
354320de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D: /* JVL */
3544445640a5SLen Brown 		pkg_cstate_limits = glm_pkg_cstate_limits;
3545e4085d54SLen Brown 		break;
3546103a8feaSLen Brown 	default:
3547103a8feaSLen Brown 		return 0;
3548103a8feaSLen Brown 	}
35491df2e55aSLen Brown 	get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr);
3550e9257f5fSLen Brown 	pkg_cstate_limit = pkg_cstate_limits[msr & 0xF];
3551ee7e38e3SLen Brown 
3552ec0adc53SLen Brown 	get_msr(base_cpu, MSR_PLATFORM_INFO, &msr);
355321ed5574SLen Brown 	base_ratio = (msr >> 8) & 0xFF;
355421ed5574SLen Brown 
355521ed5574SLen Brown 	base_hz = base_ratio * bclk * 1000000;
355621ed5574SLen Brown 	has_base_hz = 1;
3557ee7e38e3SLen Brown 	return 1;
3558103a8feaSLen Brown }
35590f7887c4SLen Brown /*
3560495c7654SLen Brown  * SLV client has support for unique MSRs:
35610f7887c4SLen Brown  *
35620f7887c4SLen Brown  * MSR_CC6_DEMOTION_POLICY_CONFIG
35630f7887c4SLen Brown  * MSR_MC6_DEMOTION_POLICY_CONFIG
35640f7887c4SLen Brown  */
35650f7887c4SLen Brown 
35660f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model)
35670f7887c4SLen Brown {
35680f7887c4SLen Brown 	if (!genuine_intel)
35690f7887c4SLen Brown 		return 0;
35700f7887c4SLen Brown 
35710f7887c4SLen Brown 	switch (model) {
3572f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
3573f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_MID:
3574f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_AIRMONT_MID:
35750f7887c4SLen Brown 		return 1;
35760f7887c4SLen Brown 	}
35770f7887c4SLen Brown 	return 0;
35780f7887c4SLen Brown }
35797170a374SLen Brown int is_dnv(unsigned int family, unsigned int model)
35807170a374SLen Brown {
35817170a374SLen Brown 
35827170a374SLen Brown 	if (!genuine_intel)
35837170a374SLen Brown 		return 0;
35847170a374SLen Brown 
35857170a374SLen Brown 	switch (model) {
35865ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:
35877170a374SLen Brown 		return 1;
35887170a374SLen Brown 	}
35897170a374SLen Brown 	return 0;
35907170a374SLen Brown }
3591ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model)
3592ade0ebacSLen Brown {
3593ade0ebacSLen Brown 
3594ade0ebacSLen Brown 	if (!genuine_intel)
3595ade0ebacSLen Brown 		return 0;
3596ade0ebacSLen Brown 
3597ade0ebacSLen Brown 	switch (model) {
3598ade0ebacSLen Brown 	case INTEL_FAM6_BROADWELL_X:
3599ade0ebacSLen Brown 		return 1;
3600ade0ebacSLen Brown 	}
3601ade0ebacSLen Brown 	return 0;
3602ade0ebacSLen Brown }
360334c76197SLen Brown int is_skx(unsigned int family, unsigned int model)
360434c76197SLen Brown {
360534c76197SLen Brown 
360634c76197SLen Brown 	if (!genuine_intel)
360734c76197SLen Brown 		return 0;
360834c76197SLen Brown 
360934c76197SLen Brown 	switch (model) {
361034c76197SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
361134c76197SLen Brown 		return 1;
361234c76197SLen Brown 	}
361334c76197SLen Brown 	return 0;
361434c76197SLen Brown }
3615f6708400SChen Yu int is_ehl(unsigned int family, unsigned int model)
3616f6708400SChen Yu {
3617f6708400SChen Yu 	if (!genuine_intel)
3618f6708400SChen Yu 		return 0;
3619f6708400SChen Yu 
3620f6708400SChen Yu 	switch (model) {
3621f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:
3622f6708400SChen Yu 		return 1;
3623f6708400SChen Yu 	}
3624f6708400SChen Yu 	return 0;
3625f6708400SChen Yu }
362620de0dabSAntti Laakso int is_jvl(unsigned int family, unsigned int model)
362720de0dabSAntti Laakso {
362820de0dabSAntti Laakso 	if (!genuine_intel)
362920de0dabSAntti Laakso 		return 0;
363020de0dabSAntti Laakso 
363120de0dabSAntti Laakso 	switch (model) {
363220de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:
363320de0dabSAntti Laakso 		return 1;
363420de0dabSAntti Laakso 	}
363520de0dabSAntti Laakso 	return 0;
363620de0dabSAntti Laakso }
36370f7887c4SLen Brown 
363831e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model)
3639d7899447SLen Brown {
36400f7887c4SLen Brown 	if (has_slv_msrs(family, model))
36410f7887c4SLen Brown 		return 0;
36420f7887c4SLen Brown 
3643d7899447SLen Brown 	switch (model) {
3644d7899447SLen Brown 	/* Nehalem compatible, but do not include turbo-ratio limit support */
3645869ce69eSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
3646869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* PHI - Knights Landing (different MSR definition) */
3647d7899447SLen Brown 		return 0;
3648d7899447SLen Brown 	default:
3649d7899447SLen Brown 		return 1;
3650d7899447SLen Brown 	}
3651d7899447SLen Brown }
36520f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model)
36530f7887c4SLen Brown {
36540f7887c4SLen Brown 	if (has_slv_msrs(family, model))
36550f7887c4SLen Brown 		return 1;
36560f7887c4SLen Brown 
36570f7887c4SLen Brown 	return 0;
36580f7887c4SLen Brown }
36596574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model)
36606574a5d5SLen Brown {
36616574a5d5SLen Brown 	if (!genuine_intel)
36626574a5d5SLen Brown 		return 0;
36636574a5d5SLen Brown 
36646574a5d5SLen Brown 	if (family != 6)
36656574a5d5SLen Brown 		return 0;
36666574a5d5SLen Brown 
36676574a5d5SLen Brown 	switch (model) {
3668869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:	/* IVB Xeon */
3669869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
36706574a5d5SLen Brown 		return 1;
36716574a5d5SLen Brown 	default:
36726574a5d5SLen Brown 		return 0;
36736574a5d5SLen Brown 	}
36746574a5d5SLen Brown }
3675fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model)
3676fcd17211SLen Brown {
3677fcd17211SLen Brown 	if (!genuine_intel)
3678fcd17211SLen Brown 		return 0;
3679fcd17211SLen Brown 
3680fcd17211SLen Brown 	if (family != 6)
3681fcd17211SLen Brown 		return 0;
3682fcd17211SLen Brown 
3683fcd17211SLen Brown 	switch (model) {
3684869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSW Xeon */
3685fcd17211SLen Brown 		return 1;
3686fcd17211SLen Brown 	default:
3687fcd17211SLen Brown 		return 0;
3688fcd17211SLen Brown 	}
3689fcd17211SLen Brown }
3690fcd17211SLen Brown 
3691fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
3692fb5d4327SDasaratharaman Chandramouli {
3693fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
3694fb5d4327SDasaratharaman Chandramouli 		return 0;
3695fb5d4327SDasaratharaman Chandramouli 
3696fb5d4327SDasaratharaman Chandramouli 	if (family != 6)
3697fb5d4327SDasaratharaman Chandramouli 		return 0;
3698fb5d4327SDasaratharaman Chandramouli 
3699fb5d4327SDasaratharaman Chandramouli 	switch (model) {
3700869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
3701fb5d4327SDasaratharaman Chandramouli 		return 1;
3702fb5d4327SDasaratharaman Chandramouli 	default:
3703fb5d4327SDasaratharaman Chandramouli 		return 0;
3704fb5d4327SDasaratharaman Chandramouli 	}
3705fb5d4327SDasaratharaman Chandramouli }
370631e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model)
370731e07522SLen Brown {
370831e07522SLen Brown 	if (!genuine_intel)
370931e07522SLen Brown 		return 0;
371031e07522SLen Brown 
371131e07522SLen Brown 	if (family != 6)
371231e07522SLen Brown 		return 0;
371331e07522SLen Brown 
371431e07522SLen Brown 	switch (model) {
371531e07522SLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:
371631e07522SLen Brown 	case INTEL_FAM6_SKYLAKE_X:
371731e07522SLen Brown 		return 1;
371831e07522SLen Brown 	default:
371931e07522SLen Brown 		return 0;
372031e07522SLen Brown 	}
372131e07522SLen Brown }
37226fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model)
37236fb3143bSLen Brown {
37246fb3143bSLen Brown 	if (!genuine_intel)
37256fb3143bSLen Brown 		return 0;
37266fb3143bSLen Brown 
37276fb3143bSLen Brown 	if (family != 6)
37286fb3143bSLen Brown 		return 0;
37296fb3143bSLen Brown 
37306fb3143bSLen Brown 	switch (model) {
3731869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:	/* IVB */
3732c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
3733869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
373477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
37355e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
3736c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
37375e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
3738869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
3739af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
3740af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
3741869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
37426fb3143bSLen Brown 
3743869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* Knights Landing */
37446fb3143bSLen Brown 		return 1;
37456fb3143bSLen Brown 	default:
37466fb3143bSLen Brown 		return 0;
37476fb3143bSLen Brown 	}
37486fb3143bSLen Brown }
37496fb3143bSLen Brown 
3750fcd17211SLen Brown static void
3751fecb3bc8SDavid Arcari remove_underbar(char *s)
3752fecb3bc8SDavid Arcari {
3753fecb3bc8SDavid Arcari 	char *to = s;
3754fecb3bc8SDavid Arcari 
3755fecb3bc8SDavid Arcari 	while (*s) {
3756fecb3bc8SDavid Arcari 		if (*s != '_')
3757fecb3bc8SDavid Arcari 			*to++ = *s;
3758fecb3bc8SDavid Arcari 		s++;
3759fecb3bc8SDavid Arcari 	}
3760fecb3bc8SDavid Arcari 
3761fecb3bc8SDavid Arcari 	*to = 0;
3762fecb3bc8SDavid Arcari }
3763fecb3bc8SDavid Arcari 
3764fecb3bc8SDavid Arcari static void
37651b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model)
3766fcd17211SLen Brown {
3767fcd17211SLen Brown 	if (!do_nhm_platform_info)
3768fcd17211SLen Brown 		return;
3769fcd17211SLen Brown 
3770fcd17211SLen Brown 	dump_nhm_platform_info();
3771fcd17211SLen Brown 
3772fcd17211SLen Brown 	if (has_hsw_turbo_ratio_limit(family, model))
3773fcd17211SLen Brown 		dump_hsw_turbo_ratio_limits();
3774fcd17211SLen Brown 
3775fcd17211SLen Brown 	if (has_ivt_turbo_ratio_limit(family, model))
3776fcd17211SLen Brown 		dump_ivt_turbo_ratio_limits();
3777fcd17211SLen Brown 
377831e07522SLen Brown 	if (has_turbo_ratio_limit(family, model))
377931e07522SLen Brown 		dump_turbo_ratio_limits(family, model);
3780fcd17211SLen Brown 
37810f7887c4SLen Brown 	if (has_atom_turbo_ratio_limit(family, model))
37820f7887c4SLen Brown 		dump_atom_turbo_ratio_limits();
37830f7887c4SLen Brown 
3784fb5d4327SDasaratharaman Chandramouli 	if (has_knl_turbo_ratio_limit(family, model))
3785fb5d4327SDasaratharaman Chandramouli 		dump_knl_turbo_ratio_limits();
3786fb5d4327SDasaratharaman Chandramouli 
37876fb3143bSLen Brown 	if (has_config_tdp(family, model))
37886fb3143bSLen Brown 		dump_config_tdp();
37896fb3143bSLen Brown 
3790fcd17211SLen Brown 	dump_nhm_cst_cfg();
3791fcd17211SLen Brown }
3792fcd17211SLen Brown 
3793abdcbdb2SLen Brown static void dump_sysfs_file(char *path)
3794abdcbdb2SLen Brown {
3795abdcbdb2SLen Brown 	FILE *input;
3796abdcbdb2SLen Brown 	char cpuidle_buf[64];
3797abdcbdb2SLen Brown 
3798abdcbdb2SLen Brown 	input = fopen(path, "r");
3799abdcbdb2SLen Brown 	if (input == NULL) {
3800abdcbdb2SLen Brown 		if (debug)
3801abdcbdb2SLen Brown 			fprintf(outf, "NSFOD %s\n", path);
3802abdcbdb2SLen Brown 		return;
3803abdcbdb2SLen Brown 	}
3804abdcbdb2SLen Brown 	if (!fgets(cpuidle_buf, sizeof(cpuidle_buf), input))
3805abdcbdb2SLen Brown 		err(1, "%s: failed to read file", path);
3806abdcbdb2SLen Brown 	fclose(input);
3807abdcbdb2SLen Brown 
3808abdcbdb2SLen Brown 	fprintf(outf, "%s: %s", strrchr(path, '/') + 1, cpuidle_buf);
3809abdcbdb2SLen Brown }
381041618e63SLen Brown static void
381141618e63SLen Brown dump_sysfs_cstate_config(void)
381241618e63SLen Brown {
381341618e63SLen Brown 	char path[64];
381441618e63SLen Brown 	char name_buf[16];
381541618e63SLen Brown 	char desc[64];
381641618e63SLen Brown 	FILE *input;
381741618e63SLen Brown 	int state;
381841618e63SLen Brown 	char *sp;
381941618e63SLen Brown 
3820abdcbdb2SLen Brown 	if (access("/sys/devices/system/cpu/cpuidle", R_OK)) {
3821abdcbdb2SLen Brown 		fprintf(outf, "cpuidle not loaded\n");
3822abdcbdb2SLen Brown 		return;
3823abdcbdb2SLen Brown 	}
3824abdcbdb2SLen Brown 
3825abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_driver");
3826abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor");
3827abdcbdb2SLen Brown 	dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor_ro");
3828abdcbdb2SLen Brown 
382941618e63SLen Brown 	for (state = 0; state < 10; ++state) {
383041618e63SLen Brown 
383141618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
383241618e63SLen Brown 			base_cpu, state);
383341618e63SLen Brown 		input = fopen(path, "r");
383441618e63SLen Brown 		if (input == NULL)
383541618e63SLen Brown 			continue;
38368173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
38378173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
383841618e63SLen Brown 
383941618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
384041618e63SLen Brown 		sp = strchr(name_buf, '-');
384141618e63SLen Brown 		if (!sp)
384241618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
384341618e63SLen Brown 		*sp = '\0';
384441618e63SLen Brown 		fclose(input);
384541618e63SLen Brown 
3846fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
3847fecb3bc8SDavid Arcari 
384841618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc",
384941618e63SLen Brown 			base_cpu, state);
385041618e63SLen Brown 		input = fopen(path, "r");
385141618e63SLen Brown 		if (input == NULL)
385241618e63SLen Brown 			continue;
38538173c336SBen Hutchings 		if (!fgets(desc, sizeof(desc), input))
38548173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
385541618e63SLen Brown 
385641618e63SLen Brown 		fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc);
385741618e63SLen Brown 		fclose(input);
385841618e63SLen Brown 	}
385941618e63SLen Brown }
38607293fccdSLen Brown static void
38617293fccdSLen Brown dump_sysfs_pstate_config(void)
38627293fccdSLen Brown {
38637293fccdSLen Brown 	char path[64];
38647293fccdSLen Brown 	char driver_buf[64];
38657293fccdSLen Brown 	char governor_buf[64];
38667293fccdSLen Brown 	FILE *input;
38677293fccdSLen Brown 	int turbo;
38687293fccdSLen Brown 
38697293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver",
38707293fccdSLen Brown 			base_cpu);
38717293fccdSLen Brown 	input = fopen(path, "r");
38727293fccdSLen Brown 	if (input == NULL) {
38730a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
38747293fccdSLen Brown 		return;
38757293fccdSLen Brown 	}
38768173c336SBen Hutchings 	if (!fgets(driver_buf, sizeof(driver_buf), input))
38778173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
38787293fccdSLen Brown 	fclose(input);
38797293fccdSLen Brown 
38807293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor",
38817293fccdSLen Brown 			base_cpu);
38827293fccdSLen Brown 	input = fopen(path, "r");
38837293fccdSLen Brown 	if (input == NULL) {
38840a42d235SPrarit Bhargava 		fprintf(outf, "NSFOD %s\n", path);
38857293fccdSLen Brown 		return;
38867293fccdSLen Brown 	}
38878173c336SBen Hutchings 	if (!fgets(governor_buf, sizeof(governor_buf), input))
38888173c336SBen Hutchings 		err(1, "%s: failed to read file", path);
38897293fccdSLen Brown 	fclose(input);
38907293fccdSLen Brown 
38917293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf);
38927293fccdSLen Brown 	fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf);
38937293fccdSLen Brown 
38947293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/cpufreq/boost");
38957293fccdSLen Brown 	input = fopen(path, "r");
38967293fccdSLen Brown 	if (input != NULL) {
38978173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
38988173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
38997293fccdSLen Brown 		fprintf(outf, "cpufreq boost: %d\n", turbo);
39007293fccdSLen Brown 		fclose(input);
39017293fccdSLen Brown 	}
39027293fccdSLen Brown 
39037293fccdSLen Brown 	sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo");
39047293fccdSLen Brown 	input = fopen(path, "r");
39057293fccdSLen Brown 	if (input != NULL) {
39068173c336SBen Hutchings 		if (fscanf(input, "%d", &turbo) != 1)
39078173c336SBen Hutchings 			err(1, "%s: failed to parse number from file", path);
39087293fccdSLen Brown 		fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo);
39097293fccdSLen Brown 		fclose(input);
39107293fccdSLen Brown 	}
39117293fccdSLen Brown }
391241618e63SLen Brown 
39136574a5d5SLen Brown 
3914889facbeSLen Brown /*
3915889facbeSLen Brown  * print_epb()
3916889facbeSLen Brown  * Decode the ENERGY_PERF_BIAS MSR
3917889facbeSLen Brown  */
3918889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p)
3919889facbeSLen Brown {
3920889facbeSLen Brown 	unsigned long long msr;
3921889facbeSLen Brown 	char *epb_string;
3922889facbeSLen Brown 	int cpu;
3923889facbeSLen Brown 
3924889facbeSLen Brown 	if (!has_epb)
3925889facbeSLen Brown 		return 0;
3926889facbeSLen Brown 
3927889facbeSLen Brown 	cpu = t->cpu_id;
3928889facbeSLen Brown 
3929889facbeSLen Brown 	/* EPB is per-package */
3930889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
3931889facbeSLen Brown 		return 0;
3932889facbeSLen Brown 
3933889facbeSLen Brown 	if (cpu_migrate(cpu)) {
39343d7772eaSLen Brown 		fprintf(outf, "print_epb: Could not migrate to CPU %d\n", cpu);
3935889facbeSLen Brown 		return -1;
3936889facbeSLen Brown 	}
3937889facbeSLen Brown 
3938889facbeSLen Brown 	if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr))
3939889facbeSLen Brown 		return 0;
3940889facbeSLen Brown 
3941e9be7dd6SLen Brown 	switch (msr & 0xF) {
3942889facbeSLen Brown 	case ENERGY_PERF_BIAS_PERFORMANCE:
3943889facbeSLen Brown 		epb_string = "performance";
3944889facbeSLen Brown 		break;
3945889facbeSLen Brown 	case ENERGY_PERF_BIAS_NORMAL:
3946889facbeSLen Brown 		epb_string = "balanced";
3947889facbeSLen Brown 		break;
3948889facbeSLen Brown 	case ENERGY_PERF_BIAS_POWERSAVE:
3949889facbeSLen Brown 		epb_string = "powersave";
3950889facbeSLen Brown 		break;
3951889facbeSLen Brown 	default:
3952889facbeSLen Brown 		epb_string = "custom";
3953889facbeSLen Brown 		break;
3954889facbeSLen Brown 	}
3955b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string);
3956889facbeSLen Brown 
3957889facbeSLen Brown 	return 0;
3958889facbeSLen Brown }
39597f5c258eSLen Brown /*
39607f5c258eSLen Brown  * print_hwp()
39617f5c258eSLen Brown  * Decode the MSR_HWP_CAPABILITIES
39627f5c258eSLen Brown  */
39637f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p)
39647f5c258eSLen Brown {
39657f5c258eSLen Brown 	unsigned long long msr;
39667f5c258eSLen Brown 	int cpu;
39677f5c258eSLen Brown 
39687f5c258eSLen Brown 	if (!has_hwp)
39697f5c258eSLen Brown 		return 0;
39707f5c258eSLen Brown 
39717f5c258eSLen Brown 	cpu = t->cpu_id;
39727f5c258eSLen Brown 
39737f5c258eSLen Brown 	/* MSR_HWP_CAPABILITIES is per-package */
39747f5c258eSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
39757f5c258eSLen Brown 		return 0;
39767f5c258eSLen Brown 
39777f5c258eSLen Brown 	if (cpu_migrate(cpu)) {
39783d7772eaSLen Brown 		fprintf(outf, "print_hwp: Could not migrate to CPU %d\n", cpu);
39797f5c258eSLen Brown 		return -1;
39807f5c258eSLen Brown 	}
39817f5c258eSLen Brown 
39827f5c258eSLen Brown 	if (get_msr(cpu, MSR_PM_ENABLE, &msr))
39837f5c258eSLen Brown 		return 0;
39847f5c258eSLen Brown 
3985b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n",
39867f5c258eSLen Brown 		cpu, msr, (msr & (1 << 0)) ? "" : "No-");
39877f5c258eSLen Brown 
39887f5c258eSLen Brown 	/* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */
39897f5c258eSLen Brown 	if ((msr & (1 << 0)) == 0)
39907f5c258eSLen Brown 		return 0;
39917f5c258eSLen Brown 
39927f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr))
39937f5c258eSLen Brown 		return 0;
39947f5c258eSLen Brown 
3995b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx "
39966dbd25a2SLen Brown 			"(high %d guar %d eff %d low %d)\n",
39977f5c258eSLen Brown 			cpu, msr,
39987f5c258eSLen Brown 			(unsigned int)HWP_HIGHEST_PERF(msr),
39997f5c258eSLen Brown 			(unsigned int)HWP_GUARANTEED_PERF(msr),
40007f5c258eSLen Brown 			(unsigned int)HWP_MOSTEFFICIENT_PERF(msr),
40017f5c258eSLen Brown 			(unsigned int)HWP_LOWEST_PERF(msr));
40027f5c258eSLen Brown 
40037f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_REQUEST, &msr))
40047f5c258eSLen Brown 		return 0;
40057f5c258eSLen Brown 
4006b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx "
40076dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n",
40087f5c258eSLen Brown 			cpu, msr,
40097f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
40107f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
40117f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
40127f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
40137f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3),
40147f5c258eSLen Brown 			(unsigned int)(((msr) >> 42) & 0x1));
40157f5c258eSLen Brown 
40167f5c258eSLen Brown 	if (has_hwp_pkg) {
40177f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr))
40187f5c258eSLen Brown 			return 0;
40197f5c258eSLen Brown 
4020b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx "
40216dbd25a2SLen Brown 			"(min %d max %d des %d epp 0x%x window 0x%x)\n",
40227f5c258eSLen Brown 			cpu, msr,
40237f5c258eSLen Brown 			(unsigned int)(((msr) >> 0) & 0xff),
40247f5c258eSLen Brown 			(unsigned int)(((msr) >> 8) & 0xff),
40257f5c258eSLen Brown 			(unsigned int)(((msr) >> 16) & 0xff),
40267f5c258eSLen Brown 			(unsigned int)(((msr) >> 24) & 0xff),
40277f5c258eSLen Brown 			(unsigned int)(((msr) >> 32) & 0xff3));
40287f5c258eSLen Brown 	}
40297f5c258eSLen Brown 	if (has_hwp_notify) {
40307f5c258eSLen Brown 		if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr))
40317f5c258eSLen Brown 			return 0;
40327f5c258eSLen Brown 
4033b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx "
40347f5c258eSLen Brown 			"(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n",
40357f5c258eSLen Brown 			cpu, msr,
40367f5c258eSLen Brown 			((msr) & 0x1) ? "EN" : "Dis",
40377f5c258eSLen Brown 			((msr) & 0x2) ? "EN" : "Dis");
40387f5c258eSLen Brown 	}
40397f5c258eSLen Brown 	if (get_msr(cpu, MSR_HWP_STATUS, &msr))
40407f5c258eSLen Brown 		return 0;
40417f5c258eSLen Brown 
4042b7d8c148SLen Brown 	fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx "
40437f5c258eSLen Brown 			"(%sGuaranteed_Perf_Change, %sExcursion_Min)\n",
40447f5c258eSLen Brown 			cpu, msr,
40457f5c258eSLen Brown 			((msr) & 0x1) ? "" : "No-",
40467f5c258eSLen Brown 			((msr) & 0x2) ? "" : "No-");
4047889facbeSLen Brown 
4048889facbeSLen Brown 	return 0;
4049889facbeSLen Brown }
4050889facbeSLen Brown 
40513a9a941dSLen Brown /*
40523a9a941dSLen Brown  * print_perf_limit()
40533a9a941dSLen Brown  */
40543a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p)
40553a9a941dSLen Brown {
40563a9a941dSLen Brown 	unsigned long long msr;
40573a9a941dSLen Brown 	int cpu;
40583a9a941dSLen Brown 
40593a9a941dSLen Brown 	cpu = t->cpu_id;
40603a9a941dSLen Brown 
40613a9a941dSLen Brown 	/* per-package */
40623a9a941dSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
40633a9a941dSLen Brown 		return 0;
40643a9a941dSLen Brown 
40653a9a941dSLen Brown 	if (cpu_migrate(cpu)) {
40663d7772eaSLen Brown 		fprintf(outf, "print_perf_limit: Could not migrate to CPU %d\n", cpu);
40673a9a941dSLen Brown 		return -1;
40683a9a941dSLen Brown 	}
40693a9a941dSLen Brown 
40703a9a941dSLen Brown 	if (do_core_perf_limit_reasons) {
40713a9a941dSLen Brown 		get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr);
4072b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4073b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)",
4074e33cbe85SLen Brown 			(msr & 1 << 15) ? "bit15, " : "",
40753a9a941dSLen Brown 			(msr & 1 << 14) ? "bit14, " : "",
4076e33cbe85SLen Brown 			(msr & 1 << 13) ? "Transitions, " : "",
4077e33cbe85SLen Brown 			(msr & 1 << 12) ? "MultiCoreTurbo, " : "",
4078e33cbe85SLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "",
4079e33cbe85SLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
4080e33cbe85SLen Brown 			(msr & 1 << 9) ? "CorePwr, " : "",
4081e33cbe85SLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
4082e33cbe85SLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
4083e33cbe85SLen Brown 			(msr & 1 << 5) ? "Auto-HWP, " : "",
4084e33cbe85SLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
4085e33cbe85SLen Brown 			(msr & 1 << 2) ? "bit2, " : "",
4086e33cbe85SLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
4087e33cbe85SLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "");
4088b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
4089e33cbe85SLen Brown 			(msr & 1 << 31) ? "bit31, " : "",
40903a9a941dSLen Brown 			(msr & 1 << 30) ? "bit30, " : "",
4091e33cbe85SLen Brown 			(msr & 1 << 29) ? "Transitions, " : "",
4092e33cbe85SLen Brown 			(msr & 1 << 28) ? "MultiCoreTurbo, " : "",
4093e33cbe85SLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "",
4094e33cbe85SLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
4095e33cbe85SLen Brown 			(msr & 1 << 25) ? "CorePwr, " : "",
4096e33cbe85SLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
4097e33cbe85SLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
4098e33cbe85SLen Brown 			(msr & 1 << 21) ? "Auto-HWP, " : "",
4099e33cbe85SLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
4100e33cbe85SLen Brown 			(msr & 1 << 18) ? "bit18, " : "",
4101e33cbe85SLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
4102e33cbe85SLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "");
41033a9a941dSLen Brown 
41043a9a941dSLen Brown 	}
41053a9a941dSLen Brown 	if (do_gfx_perf_limit_reasons) {
41063a9a941dSLen Brown 		get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr);
4107b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4108b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)",
41093a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
41103a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
41113a9a941dSLen Brown 			(msr & 1 << 4) ? "Graphics, " : "",
41123a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
41133a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
41143a9a941dSLen Brown 			(msr & 1 << 9) ? "GFXPwr, " : "",
41153a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
41163a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4117b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n",
41183a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
41193a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
41203a9a941dSLen Brown 			(msr & 1 << 20) ? "Graphics, " : "",
41213a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
41223a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
41233a9a941dSLen Brown 			(msr & 1 << 25) ? "GFXPwr, " : "",
41243a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
41253a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
41263a9a941dSLen Brown 	}
41273a9a941dSLen Brown 	if (do_ring_perf_limit_reasons) {
41283a9a941dSLen Brown 		get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr);
4129b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr);
4130b7d8c148SLen Brown 		fprintf(outf, " (Active: %s%s%s%s%s%s)",
41313a9a941dSLen Brown 			(msr & 1 << 0) ? "PROCHOT, " : "",
41323a9a941dSLen Brown 			(msr & 1 << 1) ? "ThermStatus, " : "",
41333a9a941dSLen Brown 			(msr & 1 << 6) ? "VR-Therm, " : "",
41343a9a941dSLen Brown 			(msr & 1 << 8) ? "Amps, " : "",
41353a9a941dSLen Brown 			(msr & 1 << 10) ? "PkgPwrL1, " : "",
41363a9a941dSLen Brown 			(msr & 1 << 11) ? "PkgPwrL2, " : "");
4137b7d8c148SLen Brown 		fprintf(outf, " (Logged: %s%s%s%s%s%s)\n",
41383a9a941dSLen Brown 			(msr & 1 << 16) ? "PROCHOT, " : "",
41393a9a941dSLen Brown 			(msr & 1 << 17) ? "ThermStatus, " : "",
41403a9a941dSLen Brown 			(msr & 1 << 22) ? "VR-Therm, " : "",
41413a9a941dSLen Brown 			(msr & 1 << 24) ? "Amps, " : "",
41423a9a941dSLen Brown 			(msr & 1 << 26) ? "PkgPwrL1, " : "",
41433a9a941dSLen Brown 			(msr & 1 << 27) ? "PkgPwrL2, " : "");
41443a9a941dSLen Brown 	}
41453a9a941dSLen Brown 	return 0;
41463a9a941dSLen Brown }
41473a9a941dSLen Brown 
4148889facbeSLen Brown #define	RAPL_POWER_GRANULARITY	0x7FFF	/* 15 bit power granularity */
4149889facbeSLen Brown #define	RAPL_TIME_GRANULARITY	0x3F /* 6 bit time granularity */
4150889facbeSLen Brown 
41519392bd98SCalvin Walton double get_tdp_intel(unsigned int model)
4152144b44b1SLen Brown {
4153144b44b1SLen Brown 	unsigned long long msr;
4154144b44b1SLen Brown 
4155144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO)
41567ce7d5deSPrarit Bhargava 		if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr))
4157144b44b1SLen Brown 			return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units;
4158144b44b1SLen Brown 
4159144b44b1SLen Brown 	switch (model) {
4160f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:
41615ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:
4162144b44b1SLen Brown 		return 30.0;
4163144b44b1SLen Brown 	default:
4164144b44b1SLen Brown 		return 135.0;
4165144b44b1SLen Brown 	}
4166144b44b1SLen Brown }
4167144b44b1SLen Brown 
41689392bd98SCalvin Walton double get_tdp_amd(unsigned int family)
41699392bd98SCalvin Walton {
417033eb8225SKim Phillips 	/* This is the max stock TDP of HEDT/Server Fam17h+ chips */
417133eb8225SKim Phillips 	return 280.0;
41729392bd98SCalvin Walton }
41739392bd98SCalvin Walton 
417440ee8e3bSAndrey Semin /*
417540ee8e3bSAndrey Semin  * rapl_dram_energy_units_probe()
417640ee8e3bSAndrey Semin  * Energy units are either hard-coded, or come from RAPL Energy Unit MSR.
417740ee8e3bSAndrey Semin  */
417840ee8e3bSAndrey Semin static double
417940ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int  model, double rapl_energy_units)
418040ee8e3bSAndrey Semin {
418140ee8e3bSAndrey Semin 	/* only called for genuine_intel, family 6 */
418240ee8e3bSAndrey Semin 
418340ee8e3bSAndrey Semin 	switch (model) {
4184869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4185869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4186869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
418740ee8e3bSAndrey Semin 		return (rapl_dram_energy_units = 15.3 / 1000000);
418840ee8e3bSAndrey Semin 	default:
418940ee8e3bSAndrey Semin 		return (rapl_energy_units);
419040ee8e3bSAndrey Semin 	}
419140ee8e3bSAndrey Semin }
419240ee8e3bSAndrey Semin 
41939392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model)
4194889facbeSLen Brown {
4195889facbeSLen Brown 	unsigned long long msr;
4196144b44b1SLen Brown 	unsigned int time_unit;
4197889facbeSLen Brown 	double tdp;
4198889facbeSLen Brown 
4199889facbeSLen Brown 	if (family != 6)
4200889facbeSLen Brown 		return;
4201889facbeSLen Brown 
4202889facbeSLen Brown 	switch (model) {
4203869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4204869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:
4205c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
420677e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
42075e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
4208c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
42095e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:	/* BDW */
4210144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO;
4211812db3f7SLen Brown 		if (rapl_joules) {
4212812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4213812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4214812db3f7SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4215812db3f7SLen Brown 		} else {
4216812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4217812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4218812db3f7SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4219812db3f7SLen Brown 		}
4220889facbeSLen Brown 		break;
4221869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4222f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4223e4085d54SLen Brown 		do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO;
4224812db3f7SLen Brown 		if (rapl_joules)
4225812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4226812db3f7SLen Brown 		else
4227812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4228e4085d54SLen Brown 		break;
4229f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4230f6708400SChen 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;
4231f6708400SChen Yu 		if (rapl_joules) {
4232f6708400SChen Yu 			BIC_PRESENT(BIC_Pkg_J);
4233f6708400SChen Yu 			BIC_PRESENT(BIC_Cor_J);
4234f6708400SChen Yu 			BIC_PRESENT(BIC_RAM_J);
4235f6708400SChen Yu 			BIC_PRESENT(BIC_GFX_J);
4236f6708400SChen Yu 		} else {
4237f6708400SChen Yu 			BIC_PRESENT(BIC_PkgWatt);
4238f6708400SChen Yu 			BIC_PRESENT(BIC_CorWatt);
4239f6708400SChen Yu 			BIC_PRESENT(BIC_RAMWatt);
4240f6708400SChen Yu 			BIC_PRESENT(BIC_GFXWatt);
4241f6708400SChen Yu 		}
4242f6708400SChen Yu 		break;
424320de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:	/* JVL */
424420de0dabSAntti Laakso 		do_rapl = RAPL_PKG | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
424520de0dabSAntti Laakso 		BIC_PRESENT(BIC_PKG__);
424620de0dabSAntti Laakso 		if (rapl_joules)
424720de0dabSAntti Laakso 			BIC_PRESENT(BIC_Pkg_J);
424820de0dabSAntti Laakso 		else
424920de0dabSAntti Laakso 			BIC_PRESENT(BIC_PkgWatt);
425020de0dabSAntti Laakso 		break;
4251af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4252af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
425381824921SLen 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;
4254812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4255812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4256812db3f7SLen Brown 		if (rapl_joules) {
4257812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4258812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4259812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
426081824921SLen Brown 			BIC_PRESENT(BIC_GFX_J);
4261812db3f7SLen Brown 		} else {
4262812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4263812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4264812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
426581824921SLen Brown 			BIC_PRESENT(BIC_GFXWatt);
4266812db3f7SLen Brown 		}
42670b2bb692SLen Brown 		break;
4268869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
4269869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:	/* BDX */
4270869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:	/* SKX */
4271869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
42720b2bb692SLen Brown 		do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO;
4273812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4274812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4275812db3f7SLen Brown 		if (rapl_joules) {
4276812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4277812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4278812db3f7SLen Brown 		} else {
4279812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4280812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4281812db3f7SLen Brown 		}
4282e6f9bb3cSLen Brown 		break;
4283869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4284869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:
42850b2bb692SLen 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;
4286812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4287812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4288812db3f7SLen Brown 		if (rapl_joules) {
4289812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4290812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4291812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4292812db3f7SLen Brown 		} else {
4293812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4294812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4295812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4296812db3f7SLen Brown 		}
4297144b44b1SLen Brown 		break;
4298f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
42995ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4300144b44b1SLen Brown 		do_rapl = RAPL_PKG | RAPL_CORES;
4301812db3f7SLen Brown 		if (rapl_joules) {
4302812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4303812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4304812db3f7SLen Brown 		} else {
4305812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4306812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4307812db3f7SLen Brown 		}
4308889facbeSLen Brown 		break;
43095ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
43100f644909SJacob 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;
4311812db3f7SLen Brown 		BIC_PRESENT(BIC_PKG__);
4312812db3f7SLen Brown 		BIC_PRESENT(BIC_RAM__);
4313812db3f7SLen Brown 		if (rapl_joules) {
4314812db3f7SLen Brown 			BIC_PRESENT(BIC_Pkg_J);
4315812db3f7SLen Brown 			BIC_PRESENT(BIC_Cor_J);
4316812db3f7SLen Brown 			BIC_PRESENT(BIC_RAM_J);
4317812db3f7SLen Brown 		} else {
4318812db3f7SLen Brown 			BIC_PRESENT(BIC_PkgWatt);
4319812db3f7SLen Brown 			BIC_PRESENT(BIC_CorWatt);
4320812db3f7SLen Brown 			BIC_PRESENT(BIC_RAMWatt);
4321812db3f7SLen Brown 		}
43220f644909SJacob Pan 		break;
4323889facbeSLen Brown 	default:
4324889facbeSLen Brown 		return;
4325889facbeSLen Brown 	}
4326889facbeSLen Brown 
4327889facbeSLen Brown 	/* units on package 0, verify later other packages match */
43287ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr))
4329889facbeSLen Brown 		return;
4330889facbeSLen Brown 
4331889facbeSLen Brown 	rapl_power_units = 1.0 / (1 << (msr & 0xF));
4332f2c4db1bSPeter Zijlstra 	if (model == INTEL_FAM6_ATOM_SILVERMONT)
4333144b44b1SLen Brown 		rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000;
4334144b44b1SLen Brown 	else
4335889facbeSLen Brown 		rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F));
4336889facbeSLen Brown 
433740ee8e3bSAndrey Semin 	rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units);
433840ee8e3bSAndrey Semin 
4339144b44b1SLen Brown 	time_unit = msr >> 16 & 0xF;
4340144b44b1SLen Brown 	if (time_unit == 0)
4341144b44b1SLen Brown 		time_unit = 0xA;
4342889facbeSLen Brown 
4343144b44b1SLen Brown 	rapl_time_units = 1.0 / (1 << (time_unit));
4344144b44b1SLen Brown 
43459392bd98SCalvin Walton 	tdp = get_tdp_intel(model);
4346889facbeSLen Brown 
4347889facbeSLen Brown 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
434896e47158SLen Brown 	if (!quiet)
4349b7d8c148SLen Brown 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
43509392bd98SCalvin Walton }
4351889facbeSLen Brown 
43529392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model)
43539392bd98SCalvin Walton {
43549392bd98SCalvin Walton 	unsigned long long msr;
43559392bd98SCalvin Walton 	unsigned int eax, ebx, ecx, edx;
43569392bd98SCalvin Walton 	unsigned int has_rapl = 0;
43579392bd98SCalvin Walton 	double tdp;
43589392bd98SCalvin Walton 
43599392bd98SCalvin Walton 	if (max_extended_level >= 0x80000007) {
43609392bd98SCalvin Walton 		__cpuid(0x80000007, eax, ebx, ecx, edx);
436133eb8225SKim Phillips 		/* RAPL (Fam 17h+) */
43629392bd98SCalvin Walton 		has_rapl = edx & (1 << 14);
43639392bd98SCalvin Walton 	}
43649392bd98SCalvin Walton 
436533eb8225SKim Phillips 	if (!has_rapl || family < 0x17)
4366889facbeSLen Brown 		return;
43679392bd98SCalvin Walton 
43689392bd98SCalvin Walton 	do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY;
43693316f99aSCalvin Walton 	if (rapl_joules) {
43703316f99aSCalvin Walton 		BIC_PRESENT(BIC_Pkg_J);
43719392bd98SCalvin Walton 		BIC_PRESENT(BIC_Cor_J);
43723316f99aSCalvin Walton 	} else {
43733316f99aSCalvin Walton 		BIC_PRESENT(BIC_PkgWatt);
43749392bd98SCalvin Walton 		BIC_PRESENT(BIC_CorWatt);
43753316f99aSCalvin Walton 	}
43769392bd98SCalvin Walton 
43779392bd98SCalvin Walton 	if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr))
43789392bd98SCalvin Walton 		return;
43799392bd98SCalvin Walton 
43809392bd98SCalvin Walton 	rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf));
43819392bd98SCalvin Walton 	rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f));
43829392bd98SCalvin Walton 	rapl_power_units = ldexp(1.0, -(msr & 0xf));
43839392bd98SCalvin Walton 
43849cfa8e04SPu Wen 	tdp = get_tdp_amd(family);
43859392bd98SCalvin Walton 
43869392bd98SCalvin Walton 	rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp;
43879392bd98SCalvin Walton 	if (!quiet)
43889392bd98SCalvin Walton 		fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp);
43899392bd98SCalvin Walton }
43909392bd98SCalvin Walton 
43919392bd98SCalvin Walton /*
43929392bd98SCalvin Walton  * rapl_probe()
43939392bd98SCalvin Walton  *
43949392bd98SCalvin Walton  * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units
43959392bd98SCalvin Walton  */
43969392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model)
43979392bd98SCalvin Walton {
43989392bd98SCalvin Walton 	if (genuine_intel)
43999392bd98SCalvin Walton 		rapl_probe_intel(family, model);
4400c1c10cc7SPu Wen 	if (authentic_amd || hygon_genuine)
44019392bd98SCalvin Walton 		rapl_probe_amd(family, model);
4402889facbeSLen Brown }
4403889facbeSLen Brown 
44041b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model)
44053a9a941dSLen Brown {
44063a9a941dSLen Brown 	if (!genuine_intel)
44073a9a941dSLen Brown 		return;
44083a9a941dSLen Brown 
44093a9a941dSLen Brown 	if (family != 6)
44103a9a941dSLen Brown 		return;
44113a9a941dSLen Brown 
44123a9a941dSLen Brown 	switch (model) {
4413c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:	/* HSW */
441477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
44155e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:	/* HSW */
44163a9a941dSLen Brown 		do_gfx_perf_limit_reasons = 1;
4417869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:	/* HSX */
44183a9a941dSLen Brown 		do_core_perf_limit_reasons = 1;
44193a9a941dSLen Brown 		do_ring_perf_limit_reasons = 1;
44203a9a941dSLen Brown 	default:
44213a9a941dSLen Brown 		return;
44223a9a941dSLen Brown 	}
44233a9a941dSLen Brown }
44243a9a941dSLen Brown 
4425ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model)
4426ac980e13SArtem Bityutskiy {
4427ac980e13SArtem Bityutskiy 	if (is_skx(family, model) || is_bdx(family, model))
4428ac980e13SArtem Bityutskiy 		has_automatic_cstate_conversion = 1;
4429ac980e13SArtem Bityutskiy }
4430ac980e13SArtem Bityutskiy 
4431889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4432889facbeSLen Brown {
4433889facbeSLen Brown 	unsigned long long msr;
4434f4896fa5SLen Brown 	unsigned int dts, dts2;
4435889facbeSLen Brown 	int cpu;
4436889facbeSLen Brown 
4437889facbeSLen Brown 	if (!(do_dts || do_ptm))
4438889facbeSLen Brown 		return 0;
4439889facbeSLen Brown 
4440889facbeSLen Brown 	cpu = t->cpu_id;
4441889facbeSLen Brown 
4442889facbeSLen Brown 	/* DTS is per-core, no need to print for each thread */
4443889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE))
4444889facbeSLen Brown 		return 0;
4445889facbeSLen Brown 
4446889facbeSLen Brown 	if (cpu_migrate(cpu)) {
44473d7772eaSLen Brown 		fprintf(outf, "print_thermal: Could not migrate to CPU %d\n", cpu);
4448889facbeSLen Brown 		return -1;
4449889facbeSLen Brown 	}
4450889facbeSLen Brown 
4451889facbeSLen Brown 	if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) {
4452889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr))
4453889facbeSLen Brown 			return 0;
4454889facbeSLen Brown 
4455889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4456b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n",
4457889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts);
4458889facbeSLen Brown 
4459889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr))
4460889facbeSLen Brown 			return 0;
4461889facbeSLen Brown 
4462889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4463889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4464b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4465889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4466889facbeSLen Brown 	}
4467889facbeSLen Brown 
4468889facbeSLen Brown 
4469f4896fa5SLen Brown 	if (do_dts && debug) {
4470889facbeSLen Brown 		unsigned int resolution;
4471889facbeSLen Brown 
4472889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
4473889facbeSLen Brown 			return 0;
4474889facbeSLen Brown 
4475889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4476889facbeSLen Brown 		resolution = (msr >> 27) & 0xF;
4477b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n",
4478889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, resolution);
4479889facbeSLen Brown 
4480889facbeSLen Brown 		if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr))
4481889facbeSLen Brown 			return 0;
4482889facbeSLen Brown 
4483889facbeSLen Brown 		dts = (msr >> 16) & 0x7F;
4484889facbeSLen Brown 		dts2 = (msr >> 8) & 0x7F;
4485b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n",
4486889facbeSLen Brown 			cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2);
4487889facbeSLen Brown 	}
4488889facbeSLen Brown 
4489889facbeSLen Brown 	return 0;
4490889facbeSLen Brown }
4491889facbeSLen Brown 
4492889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label)
4493889facbeSLen Brown {
4494b7d8c148SLen Brown 	fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n",
4495889facbeSLen Brown 		cpu, label,
4496889facbeSLen Brown 		((msr >> 15) & 1) ? "EN" : "DIS",
4497889facbeSLen Brown 		((msr >> 0) & 0x7FFF) * rapl_power_units,
4498889facbeSLen Brown 		(1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units,
4499889facbeSLen Brown 		(((msr >> 16) & 1) ? "EN" : "DIS"));
4500889facbeSLen Brown 
4501889facbeSLen Brown 	return;
4502889facbeSLen Brown }
4503889facbeSLen Brown 
4504889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4505889facbeSLen Brown {
4506889facbeSLen Brown 	unsigned long long msr;
45079392bd98SCalvin Walton 	const char *msr_name;
4508889facbeSLen Brown 	int cpu;
4509889facbeSLen Brown 
4510889facbeSLen Brown 	if (!do_rapl)
4511889facbeSLen Brown 		return 0;
4512889facbeSLen Brown 
4513889facbeSLen Brown 	/* RAPL counters are per package, so print only for 1st thread/package */
4514889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4515889facbeSLen Brown 		return 0;
4516889facbeSLen Brown 
4517889facbeSLen Brown 	cpu = t->cpu_id;
4518889facbeSLen Brown 	if (cpu_migrate(cpu)) {
45193d7772eaSLen Brown 		fprintf(outf, "print_rapl: Could not migrate to CPU %d\n", cpu);
4520889facbeSLen Brown 		return -1;
4521889facbeSLen Brown 	}
4522889facbeSLen Brown 
45239392bd98SCalvin Walton 	if (do_rapl & RAPL_AMD_F17H) {
45249392bd98SCalvin Walton 		msr_name = "MSR_RAPL_PWR_UNIT";
45259392bd98SCalvin Walton 		if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr))
45269392bd98SCalvin Walton 			return -1;
45279392bd98SCalvin Walton 	} else {
45289392bd98SCalvin Walton 		msr_name = "MSR_RAPL_POWER_UNIT";
4529889facbeSLen Brown 		if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr))
4530889facbeSLen Brown 			return -1;
45319392bd98SCalvin Walton 	}
4532889facbeSLen Brown 
45339392bd98SCalvin Walton 	fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr,
4534144b44b1SLen Brown 		rapl_power_units, rapl_energy_units, rapl_time_units);
453596e47158SLen Brown 
4536144b44b1SLen Brown 	if (do_rapl & RAPL_PKG_POWER_INFO) {
4537144b44b1SLen Brown 
4538889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr))
4539889facbeSLen Brown                 	return -5;
4540889facbeSLen Brown 
4541889facbeSLen Brown 
4542b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4543889facbeSLen Brown 			cpu, msr,
4544889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4545889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4546889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4547889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
4548889facbeSLen Brown 
4549144b44b1SLen Brown 	}
4550144b44b1SLen Brown 	if (do_rapl & RAPL_PKG) {
4551144b44b1SLen Brown 
4552889facbeSLen Brown 		if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr))
4553889facbeSLen Brown 			return -9;
4554889facbeSLen Brown 
4555b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n",
4556889facbeSLen Brown 			cpu, msr, (msr >> 63) & 1 ? "" : "UN");
4557889facbeSLen Brown 
4558889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "PKG Limit #1");
4559b7d8c148SLen Brown 		fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n",
4560889facbeSLen Brown 			cpu,
4561889facbeSLen Brown 			((msr >> 47) & 1) ? "EN" : "DIS",
4562889facbeSLen Brown 			((msr >> 32) & 0x7FFF) * rapl_power_units,
4563889facbeSLen Brown 			(1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units,
4564889facbeSLen Brown 			((msr >> 48) & 1) ? "EN" : "DIS");
4565889facbeSLen Brown 	}
4566889facbeSLen Brown 
45670b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM_POWER_INFO) {
4568889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr))
4569889facbeSLen Brown                 	return -6;
4570889facbeSLen Brown 
4571b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n",
4572889facbeSLen Brown 			cpu, msr,
4573889facbeSLen Brown 			((msr >>  0) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4574889facbeSLen Brown 			((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4575889facbeSLen Brown 			((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units,
4576889facbeSLen Brown 			((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units);
45770b2bb692SLen Brown 	}
45780b2bb692SLen Brown 	if (do_rapl & RAPL_DRAM) {
4579889facbeSLen Brown 		if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr))
4580889facbeSLen Brown 			return -9;
4581b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n",
4582889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4583889facbeSLen Brown 
4584889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "DRAM Limit");
4585889facbeSLen Brown 	}
4586144b44b1SLen Brown 	if (do_rapl & RAPL_CORE_POLICY) {
4587889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POLICY, &msr))
4588889facbeSLen Brown 			return -7;
4589889facbeSLen Brown 
4590b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF);
4591144b44b1SLen Brown 	}
45929148494cSJacob Pan 	if (do_rapl & RAPL_CORES_POWER_LIMIT) {
4593889facbeSLen Brown 		if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr))
4594889facbeSLen Brown 			return -9;
4595b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n",
4596889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4597889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "Cores Limit");
4598889facbeSLen Brown 	}
4599889facbeSLen Brown 	if (do_rapl & RAPL_GFX) {
4600889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POLICY, &msr))
4601889facbeSLen Brown 			return -8;
4602889facbeSLen Brown 
4603b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF);
4604889facbeSLen Brown 
4605889facbeSLen Brown 		if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr))
4606889facbeSLen Brown 			return -9;
4607b7d8c148SLen Brown 		fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n",
4608889facbeSLen Brown 				cpu, msr, (msr >> 31) & 1 ? "" : "UN");
4609889facbeSLen Brown 		print_power_limit_msr(cpu, msr, "GFX Limit");
4610889facbeSLen Brown 	}
4611889facbeSLen Brown 	return 0;
4612889facbeSLen Brown }
4613889facbeSLen Brown 
4614d7899447SLen Brown /*
4615d7899447SLen Brown  * SNB adds support for additional MSRs:
4616d7899447SLen Brown  *
4617d7899447SLen Brown  * MSR_PKG_C7_RESIDENCY            0x000003fa
4618d7899447SLen Brown  * MSR_CORE_C7_RESIDENCY           0x000003fe
4619d7899447SLen Brown  * MSR_PKG_C2_RESIDENCY            0x0000060d
4620d7899447SLen Brown  */
4621103a8feaSLen Brown 
4622d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model)
4623103a8feaSLen Brown {
4624103a8feaSLen Brown 	if (!genuine_intel)
4625103a8feaSLen Brown 		return 0;
4626103a8feaSLen Brown 
4627103a8feaSLen Brown 	switch (model) {
4628869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE:
4629869ce69eSLen Brown 	case INTEL_FAM6_SANDYBRIDGE_X:
4630869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE:		/* IVB */
4631869ce69eSLen Brown 	case INTEL_FAM6_IVYBRIDGE_X:		/* IVB Xeon */
4632c66f78a6SPeter Zijlstra 	case INTEL_FAM6_HASWELL:		/* HSW */
4633869ce69eSLen Brown 	case INTEL_FAM6_HASWELL_X:		/* HSW */
463477e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:		/* HSW */
46355e741407SPeter Zijlstra 	case INTEL_FAM6_HASWELL_G:		/* HSW */
4636c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:		/* BDW */
46375e741407SPeter Zijlstra 	case INTEL_FAM6_BROADWELL_G:		/* BDW */
4638869ce69eSLen Brown 	case INTEL_FAM6_BROADWELL_X:		/* BDX */
4639af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:		/* SKL */
4640af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:		/* CNL */
4641869ce69eSLen Brown 	case INTEL_FAM6_SKYLAKE_X:		/* SKX */
4642869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:		/* BXT */
4643f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
46445ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
4645f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:		/* EHL */
464620de0dabSAntti Laakso 	case INTEL_FAM6_ATOM_TREMONT_D:		/* JVL */
4647103a8feaSLen Brown 		return 1;
4648103a8feaSLen Brown 	}
4649103a8feaSLen Brown 	return 0;
4650103a8feaSLen Brown }
4651103a8feaSLen Brown 
4652d7899447SLen Brown /*
4653570992fcSLen Brown  * HSW ULT added support for C8/C9/C10 MSRs:
4654d7899447SLen Brown  *
4655d7899447SLen Brown  * MSR_PKG_C8_RESIDENCY		0x00000630
4656d7899447SLen Brown  * MSR_PKG_C9_RESIDENCY		0x00000631
4657d7899447SLen Brown  * MSR_PKG_C10_RESIDENCY	0x00000632
46585a63426eSLen Brown  *
46595a63426eSLen Brown  * MSR_PKGC8_IRTL		0x00000633
46605a63426eSLen Brown  * MSR_PKGC9_IRTL		0x00000634
46615a63426eSLen Brown  * MSR_PKGC10_IRTL		0x00000635
46625a63426eSLen Brown  *
4663d7899447SLen Brown  */
4664570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model)
4665ca58710fSKristen Carlson Accardi {
4666ca58710fSKristen Carlson Accardi 	if (!genuine_intel)
4667ca58710fSKristen Carlson Accardi 		return 0;
4668ca58710fSKristen Carlson Accardi 
4669ca58710fSKristen Carlson Accardi 	switch (model) {
467077e5517cSIngo Molnar 	case INTEL_FAM6_HASWELL_L:	/* HSW */
4671c66f78a6SPeter Zijlstra 	case INTEL_FAM6_BROADWELL:	/* BDW */
4672af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4673af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
4674869ce69eSLen Brown 	case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
4675f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
4676f6708400SChen Yu 	case INTEL_FAM6_ATOM_TREMONT:	/* EHL */
4677ca58710fSKristen Carlson Accardi 		return 1;
4678ca58710fSKristen Carlson Accardi 	}
4679ca58710fSKristen Carlson Accardi 	return 0;
4680ca58710fSKristen Carlson Accardi }
4681ca58710fSKristen Carlson Accardi 
46820b2bb692SLen Brown /*
46830b2bb692SLen Brown  * SKL adds support for additional MSRS:
46840b2bb692SLen Brown  *
46850b2bb692SLen Brown  * MSR_PKG_WEIGHTED_CORE_C0_RES    0x00000658
46860b2bb692SLen Brown  * MSR_PKG_ANY_CORE_C0_RES         0x00000659
46870b2bb692SLen Brown  * MSR_PKG_ANY_GFXE_C0_RES         0x0000065A
46880b2bb692SLen Brown  * MSR_PKG_BOTH_CORE_GFXE_C0_RES   0x0000065B
46890b2bb692SLen Brown  */
46900b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model)
46910b2bb692SLen Brown {
46920b2bb692SLen Brown 	if (!genuine_intel)
46930b2bb692SLen Brown 		return 0;
46940b2bb692SLen Brown 
46950b2bb692SLen Brown 	switch (model) {
4696af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:	/* SKL */
4697af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L:	/* CNL */
46980b2bb692SLen Brown 		return 1;
46990b2bb692SLen Brown 	}
47000b2bb692SLen Brown 	return 0;
47010b2bb692SLen Brown }
47020b2bb692SLen Brown 
4703144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model)
4704144b44b1SLen Brown {
4705144b44b1SLen Brown 	if (!genuine_intel)
4706144b44b1SLen Brown 		return 0;
4707144b44b1SLen Brown 	switch (model) {
4708f2c4db1bSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT:	/* BYT */
47095ebb34edSPeter Zijlstra 	case INTEL_FAM6_ATOM_SILVERMONT_D:	/* AVN */
4710144b44b1SLen Brown 		return 1;
4711144b44b1SLen Brown 	}
4712144b44b1SLen Brown 	return 0;
4713144b44b1SLen Brown }
4714144b44b1SLen Brown 
4715fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model)
4716fb5d4327SDasaratharaman Chandramouli {
4717fb5d4327SDasaratharaman Chandramouli 	if (!genuine_intel)
4718fb5d4327SDasaratharaman Chandramouli 		return 0;
4719fb5d4327SDasaratharaman Chandramouli 	switch (model) {
4720869ce69eSLen Brown 	case INTEL_FAM6_XEON_PHI_KNL:	/* KNL */
4721fb5d4327SDasaratharaman Chandramouli 		return 1;
4722fb5d4327SDasaratharaman Chandramouli 	}
4723fb5d4327SDasaratharaman Chandramouli 	return 0;
4724fb5d4327SDasaratharaman Chandramouli }
4725fb5d4327SDasaratharaman Chandramouli 
4726997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model)
4727997e5395SSrinivas Pandruvada {
4728997e5395SSrinivas Pandruvada 	if (!genuine_intel)
4729997e5395SSrinivas Pandruvada 		return 0;
4730997e5395SSrinivas Pandruvada 
4731997e5395SSrinivas Pandruvada 	switch (model) {
4732af239c44SPeter Zijlstra 	case INTEL_FAM6_CANNONLAKE_L: /* CNL */
4733997e5395SSrinivas Pandruvada 		return 1;
4734997e5395SSrinivas Pandruvada 	}
4735997e5395SSrinivas Pandruvada 
4736997e5395SSrinivas Pandruvada 	return 0;
4737997e5395SSrinivas Pandruvada }
4738997e5395SSrinivas Pandruvada 
4739b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
4740b2b34dfeSHubert Chrzaniuk {
4741b2b34dfeSHubert Chrzaniuk 	if (is_knl(family, model))
4742b2b34dfeSHubert Chrzaniuk 		return 1024;
4743b2b34dfeSHubert Chrzaniuk 	return 1;
4744b2b34dfeSHubert Chrzaniuk }
4745b2b34dfeSHubert Chrzaniuk 
4746144b44b1SLen Brown #define SLM_BCLK_FREQS 5
4747144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
4748144b44b1SLen Brown 
4749144b44b1SLen Brown double slm_bclk(void)
4750144b44b1SLen Brown {
4751144b44b1SLen Brown 	unsigned long long msr = 3;
4752144b44b1SLen Brown 	unsigned int i;
4753144b44b1SLen Brown 	double freq;
4754144b44b1SLen Brown 
47557ce7d5deSPrarit Bhargava 	if (get_msr(base_cpu, MSR_FSB_FREQ, &msr))
4756b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: unknown\n");
4757144b44b1SLen Brown 
4758144b44b1SLen Brown 	i = msr & 0xf;
4759144b44b1SLen Brown 	if (i >= SLM_BCLK_FREQS) {
4760b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK[%d] invalid\n", i);
47610a91e551SColin Ian King 		i = 3;
4762144b44b1SLen Brown 	}
4763144b44b1SLen Brown 	freq = slm_freq_table[i];
4764144b44b1SLen Brown 
476596e47158SLen Brown 	if (!quiet)
4766b7d8c148SLen Brown 		fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq);
4767144b44b1SLen Brown 
4768144b44b1SLen Brown 	return freq;
4769144b44b1SLen Brown }
4770144b44b1SLen Brown 
4771103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model)
4772103a8feaSLen Brown {
4773121b48bbSChrzaniuk, Hubert 	if (has_snb_msrs(family, model) || is_knl(family, model))
4774103a8feaSLen Brown 		return 100.00;
4775144b44b1SLen Brown 	else if (is_slm(family, model))
4776144b44b1SLen Brown 		return slm_bclk();
4777103a8feaSLen Brown 	else
4778103a8feaSLen Brown 		return 133.33;
4779103a8feaSLen Brown }
4780103a8feaSLen Brown 
4781889facbeSLen Brown /*
4782889facbeSLen Brown  * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4783889facbeSLen Brown  * the Thermal Control Circuit (TCC) activates.
4784889facbeSLen Brown  * This is usually equal to tjMax.
4785889facbeSLen Brown  *
4786889facbeSLen Brown  * Older processors do not have this MSR, so there we guess,
4787889facbeSLen Brown  * but also allow cmdline over-ride with -T.
4788889facbeSLen Brown  *
4789889facbeSLen Brown  * Several MSR temperature values are in units of degrees-C
4790889facbeSLen Brown  * below this value, including the Digital Thermal Sensor (DTS),
4791889facbeSLen Brown  * Package Thermal Management Sensor (PTM), and thermal event thresholds.
4792889facbeSLen Brown  */
47936ff7cb37SLen Brown int read_tcc_activation_temp()
4794889facbeSLen Brown {
4795889facbeSLen Brown 	unsigned long long msr;
47966ff7cb37SLen Brown 	unsigned int tcc, target_c, offset_c;
4797889facbeSLen Brown 
47986ff7cb37SLen Brown 	/* Temperature Target MSR is Nehalem and newer only */
47996ff7cb37SLen Brown 	if (!do_nhm_platform_info)
48006ff7cb37SLen Brown 		return 0;
48016ff7cb37SLen Brown 
48026ff7cb37SLen Brown 	if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr))
48036ff7cb37SLen Brown 		return 0;
48046ff7cb37SLen Brown 
48056ff7cb37SLen Brown 	target_c = (msr >> 16) & 0xFF;
48066ff7cb37SLen Brown 
48076ff7cb37SLen Brown 	offset_c = (msr >> 24) & 0xF;
48086ff7cb37SLen Brown 
48096ff7cb37SLen Brown 	tcc = target_c - offset_c;
48106ff7cb37SLen Brown 
48116ff7cb37SLen Brown 	if (!quiet)
48126ff7cb37SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C) (%d default - %d offset)\n",
48136ff7cb37SLen Brown 			base_cpu, msr, tcc, target_c, offset_c);
48146ff7cb37SLen Brown 
48156ff7cb37SLen Brown 	return tcc;
48166ff7cb37SLen Brown }
48176ff7cb37SLen Brown 
48186ff7cb37SLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p)
48196ff7cb37SLen Brown {
4820889facbeSLen Brown 	/* tcc_activation_temp is used only for dts or ptm */
4821889facbeSLen Brown 	if (!(do_dts || do_ptm))
4822889facbeSLen Brown 		return 0;
4823889facbeSLen Brown 
4824889facbeSLen Brown 	/* this is a per-package concept */
4825889facbeSLen Brown 	if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE))
4826889facbeSLen Brown 		return 0;
4827889facbeSLen Brown 
4828889facbeSLen Brown 	if (tcc_activation_temp_override != 0) {
4829889facbeSLen Brown 		tcc_activation_temp = tcc_activation_temp_override;
48306ff7cb37SLen Brown 		fprintf(outf, "Using cmdline TCC Target (%d C)\n", tcc_activation_temp);
4831889facbeSLen Brown 		return 0;
4832889facbeSLen Brown 	}
4833889facbeSLen Brown 
48346ff7cb37SLen Brown 	tcc_activation_temp = read_tcc_activation_temp();
48356ff7cb37SLen Brown 	if (tcc_activation_temp)
4836889facbeSLen Brown 		return 0;
4837889facbeSLen Brown 
4838889facbeSLen Brown 	tcc_activation_temp = TJMAX_DEFAULT;
48396ff7cb37SLen Brown 	fprintf(outf, "Guessing tjMax %d C, Please use -T to specify\n", tcc_activation_temp);
4840889facbeSLen Brown 
4841889facbeSLen Brown 	return 0;
4842889facbeSLen Brown }
484369807a63SLen Brown 
4844aa8d8cc7SLen Brown void decode_feature_control_msr(void)
4845aa8d8cc7SLen Brown {
4846aa8d8cc7SLen Brown 	unsigned long long msr;
4847aa8d8cc7SLen Brown 
4848f6505c88SSean Christopherson 	if (!get_msr(base_cpu, MSR_IA32_FEAT_CTL, &msr))
4849aa8d8cc7SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
4850aa8d8cc7SLen Brown 			base_cpu, msr,
4851f6505c88SSean Christopherson 			msr & FEAT_CTL_LOCKED ? "" : "UN-",
4852aa8d8cc7SLen Brown 			msr & (1 << 18) ? "SGX" : "");
4853aa8d8cc7SLen Brown }
4854aa8d8cc7SLen Brown 
485569807a63SLen Brown void decode_misc_enable_msr(void)
485669807a63SLen Brown {
485769807a63SLen Brown 	unsigned long long msr;
485869807a63SLen Brown 
4859f26b1519SLen Brown 	if (!genuine_intel)
4860f26b1519SLen Brown 		return;
4861f26b1519SLen Brown 
486269807a63SLen Brown 	if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
4863e6512624SLen Brown 		fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n",
486469807a63SLen Brown 			base_cpu, msr,
4865e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-",
4866e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-",
4867fd3933caSLen Brown 			msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-",
4868e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "",
4869e6512624SLen Brown 			msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : "");
487069807a63SLen Brown }
487169807a63SLen Brown 
487233148d67SLen Brown void decode_misc_feature_control(void)
487333148d67SLen Brown {
487433148d67SLen Brown 	unsigned long long msr;
487533148d67SLen Brown 
487633148d67SLen Brown 	if (!has_misc_feature_control)
487733148d67SLen Brown 		return;
487833148d67SLen Brown 
487933148d67SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr))
488033148d67SLen Brown 		fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n",
488133148d67SLen Brown 			base_cpu, msr,
488233148d67SLen Brown 			msr & (0 << 0) ? "No-" : "",
488333148d67SLen Brown 			msr & (1 << 0) ? "No-" : "",
488433148d67SLen Brown 			msr & (2 << 0) ? "No-" : "",
488533148d67SLen Brown 			msr & (3 << 0) ? "No-" : "");
488633148d67SLen Brown }
4887f0057310SLen Brown /*
4888f0057310SLen Brown  * Decode MSR_MISC_PWR_MGMT
4889f0057310SLen Brown  *
4890f0057310SLen Brown  * Decode the bits according to the Nehalem documentation
4891f0057310SLen Brown  * bit[0] seems to continue to have same meaning going forward
4892f0057310SLen Brown  * bit[1] less so...
4893f0057310SLen Brown  */
4894f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void)
4895f0057310SLen Brown {
4896f0057310SLen Brown 	unsigned long long msr;
4897f0057310SLen Brown 
4898f0057310SLen Brown 	if (!do_nhm_platform_info)
4899f0057310SLen Brown 		return;
4900f0057310SLen Brown 
4901cf4cbe53SLen Brown 	if (no_MSR_MISC_PWR_MGMT)
4902cf4cbe53SLen Brown 		return;
4903cf4cbe53SLen Brown 
4904f0057310SLen Brown 	if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr))
4905ddadb8adSSrinivas Pandruvada 		fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n",
4906f0057310SLen Brown 			base_cpu, msr,
4907f0057310SLen Brown 			msr & (1 << 0) ? "DIS" : "EN",
4908ddadb8adSSrinivas Pandruvada 			msr & (1 << 1) ? "EN" : "DIS",
4909ddadb8adSSrinivas Pandruvada 			msr & (1 << 8) ? "EN" : "DIS");
4910f0057310SLen Brown }
491171616c8eSLen Brown /*
491271616c8eSLen Brown  * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG
491371616c8eSLen Brown  *
491471616c8eSLen Brown  * This MSRs are present on Silvermont processors,
491571616c8eSLen Brown  * Intel Atom processor E3000 series (Baytrail), and friends.
491671616c8eSLen Brown  */
491771616c8eSLen Brown void decode_c6_demotion_policy_msr(void)
491871616c8eSLen Brown {
491971616c8eSLen Brown 	unsigned long long msr;
492071616c8eSLen Brown 
492171616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr))
492271616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n",
492371616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
492471616c8eSLen Brown 
492571616c8eSLen Brown 	if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr))
492671616c8eSLen Brown 		fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n",
492771616c8eSLen Brown 			base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS");
492871616c8eSLen Brown }
49297f5c258eSLen Brown 
4930f5a4c76aSLen Brown /*
4931f5a4c76aSLen Brown  * When models are the same, for the purpose of turbostat, reuse
4932f5a4c76aSLen Brown  */
4933f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model)
4934f5a4c76aSLen Brown {
4935f5a4c76aSLen Brown 
4936f5a4c76aSLen Brown 	switch(model) {
4937f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EP:	/* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */
4938f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM:	/* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */
4939f5a4c76aSLen Brown 	case 0x1F:	/* Core i7 and i5 Processor - Nehalem */
4940f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE:	/* Westmere Client - Clarkdale, Arrandale */
4941f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EP:	/* Westmere EP - Gulftown */
4942f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM;
4943f5a4c76aSLen Brown 
4944f5a4c76aSLen Brown 	case INTEL_FAM6_NEHALEM_EX:	/* Nehalem-EX Xeon - Beckton */
4945f5a4c76aSLen Brown 	case INTEL_FAM6_WESTMERE_EX:	/* Westmere-EX Xeon - Eagleton */
4946f5a4c76aSLen Brown 		return INTEL_FAM6_NEHALEM_EX;
4947f5a4c76aSLen Brown 
4948f5a4c76aSLen Brown 	case INTEL_FAM6_XEON_PHI_KNM:
4949f5a4c76aSLen Brown 		return INTEL_FAM6_XEON_PHI_KNL;
4950f5a4c76aSLen Brown 
4951f5a4c76aSLen Brown 	case INTEL_FAM6_BROADWELL_X:
49525ebb34edSPeter Zijlstra 	case INTEL_FAM6_BROADWELL_D:	/* BDX-DE */
4953f5a4c76aSLen Brown 		return INTEL_FAM6_BROADWELL_X;
4954f5a4c76aSLen Brown 
4955af239c44SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE_L:
4956c66f78a6SPeter Zijlstra 	case INTEL_FAM6_SKYLAKE:
4957af239c44SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE_L:
4958c66f78a6SPeter Zijlstra 	case INTEL_FAM6_KABYLAKE:
4959081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE_L:
4960081c5432SChen Yu 	case INTEL_FAM6_COMETLAKE:
4961af239c44SPeter Zijlstra 		return INTEL_FAM6_SKYLAKE_L;
4962937807d3SLen Brown 
4963af239c44SPeter Zijlstra 	case INTEL_FAM6_ICELAKE_L:
4964d93ea567SRajneesh Bhardwaj 	case INTEL_FAM6_ICELAKE_NNPI:
49654bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE_L:
49664bf7132aSChen Yu 	case INTEL_FAM6_TIGERLAKE:
4967e7af1ed3SLen Brown 	case INTEL_FAM6_ROCKETLAKE:
4968e7af1ed3SLen Brown 	case INTEL_FAM6_LAKEFIELD:
4969e7af1ed3SLen Brown 	case INTEL_FAM6_ALDERLAKE:
4970af239c44SPeter Zijlstra 		return INTEL_FAM6_CANNONLAKE_L;
4971b62b3184SZhang Rui 
4972d7814c30SChen Yu 	case INTEL_FAM6_ATOM_TREMONT_L:
4973d7814c30SChen Yu 		return INTEL_FAM6_ATOM_TREMONT;
4974d7814c30SChen Yu 
497523274fafSChen Yu 	case INTEL_FAM6_ICELAKE_X:
4976e7af1ed3SLen Brown 	case INTEL_FAM6_SAPPHIRERAPIDS_X:
497723274fafSChen Yu 		return INTEL_FAM6_SKYLAKE_X;
4978f5a4c76aSLen Brown 	}
4979f5a4c76aSLen Brown 	return model;
4980f5a4c76aSLen Brown }
4981d76bb7a0SLen Brown 
4982d76bb7a0SLen Brown void print_dev_latency(void)
4983d76bb7a0SLen Brown {
4984d76bb7a0SLen Brown 	char *path = "/dev/cpu_dma_latency";
4985d76bb7a0SLen Brown 	int fd;
4986d76bb7a0SLen Brown 	int value;
4987d76bb7a0SLen Brown 	int retval;
4988d76bb7a0SLen Brown 
4989d76bb7a0SLen Brown 	fd = open(path, O_RDONLY);
4990d76bb7a0SLen Brown 	if (fd < 0) {
4991d76bb7a0SLen Brown 		warn("fopen %s\n", path);
4992d76bb7a0SLen Brown 		return;
4993d76bb7a0SLen Brown 	}
4994d76bb7a0SLen Brown 
4995d76bb7a0SLen Brown 	retval = read(fd, (void *)&value, sizeof(int));
4996d76bb7a0SLen Brown 	if (retval != sizeof(int)) {
4997d76bb7a0SLen Brown 		warn("read %s\n", path);
4998d76bb7a0SLen Brown 		close(fd);
4999d76bb7a0SLen Brown 		return;
5000d76bb7a0SLen Brown 	}
5001d76bb7a0SLen Brown 	fprintf(outf, "/dev/cpu_dma_latency: %d usec (%s)\n",
5002d76bb7a0SLen Brown 		value, value == 2000000000 ? "default" : "constrained");
5003d76bb7a0SLen Brown 
5004d76bb7a0SLen Brown 	close(fd);
5005d76bb7a0SLen Brown }
5006d76bb7a0SLen Brown 
5007fcd17211SLen Brown void process_cpuid()
5008103a8feaSLen Brown {
500934041551SLen Brown 	unsigned int eax, ebx, ecx, edx;
501034041551SLen Brown 	unsigned int fms, family, model, stepping, ecx_flags, edx_flags;
5011b3a34e93SLen Brown 	unsigned int has_turbo;
5012103a8feaSLen Brown 
5013103a8feaSLen Brown 	eax = ebx = ecx = edx = 0;
5014103a8feaSLen Brown 
50155aea2f7fSLen Brown 	__cpuid(0, max_level, ebx, ecx, edx);
5016103a8feaSLen Brown 
501734041551SLen Brown 	if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69)
5018103a8feaSLen Brown 		genuine_intel = 1;
501934041551SLen Brown 	else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65)
502034041551SLen Brown 		authentic_amd = 1;
5021c1c10cc7SPu Wen 	else if (ebx == 0x6f677948 && ecx == 0x656e6975 && edx == 0x6e65476e)
5022c1c10cc7SPu Wen 		hygon_genuine = 1;
5023103a8feaSLen Brown 
502496e47158SLen Brown 	if (!quiet)
5025b7d8c148SLen Brown 		fprintf(outf, "CPUID(0): %.4s%.4s%.4s ",
5026103a8feaSLen Brown 			(char *)&ebx, (char *)&edx, (char *)&ecx);
5027103a8feaSLen Brown 
50285aea2f7fSLen Brown 	__cpuid(1, fms, ebx, ecx, edx);
5029103a8feaSLen Brown 	family = (fms >> 8) & 0xf;
5030103a8feaSLen Brown 	model = (fms >> 4) & 0xf;
5031103a8feaSLen Brown 	stepping = fms & 0xf;
50325aa3d1a2SCalvin Walton 	if (family == 0xf)
50335aa3d1a2SCalvin Walton 		family += (fms >> 20) & 0xff;
50345aa3d1a2SCalvin Walton 	if (family >= 6)
5035103a8feaSLen Brown 		model += ((fms >> 16) & 0xf) << 4;
503634041551SLen Brown 	ecx_flags = ecx;
503734041551SLen Brown 	edx_flags = edx;
5038103a8feaSLen Brown 
5039103a8feaSLen Brown 	/*
5040103a8feaSLen Brown 	 * check max extended function levels of CPUID.
5041103a8feaSLen Brown 	 * This is needed to check for invariant TSC.
5042103a8feaSLen Brown 	 * This check is valid for both Intel and AMD.
5043103a8feaSLen Brown 	 */
5044103a8feaSLen Brown 	ebx = ecx = edx = 0;
50455aea2f7fSLen Brown 	__cpuid(0x80000000, max_extended_level, ebx, ecx, edx);
5046103a8feaSLen Brown 
504734041551SLen Brown 	if (!quiet) {
504834041551SLen Brown 		fprintf(outf, "0x%x CPUID levels; 0x%x xlevels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n",
504934041551SLen Brown 			max_level, max_extended_level, family, model, stepping, family, model, stepping);
505034041551SLen Brown 		fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n",
505134041551SLen Brown 			ecx_flags & (1 << 0) ? "SSE3" : "-",
505234041551SLen Brown 			ecx_flags & (1 << 3) ? "MONITOR" : "-",
505334041551SLen Brown 			ecx_flags & (1 << 6) ? "SMX" : "-",
505434041551SLen Brown 			ecx_flags & (1 << 7) ? "EIST" : "-",
505534041551SLen Brown 			ecx_flags & (1 << 8) ? "TM2" : "-",
505634041551SLen Brown 			edx_flags & (1 << 4) ? "TSC" : "-",
505734041551SLen Brown 			edx_flags & (1 << 5) ? "MSR" : "-",
505834041551SLen Brown 			edx_flags & (1 << 22) ? "ACPI-TM" : "-",
505934041551SLen Brown 			edx_flags & (1 << 28) ? "HT" : "-",
506034041551SLen Brown 			edx_flags & (1 << 29) ? "TM" : "-");
506134041551SLen Brown 	}
5062f5a4c76aSLen Brown 	if (genuine_intel)
5063f5a4c76aSLen Brown 		model = intel_model_duplicates(model);
506434041551SLen Brown 
506534041551SLen Brown 	if (!(edx_flags & (1 << 5)))
506634041551SLen Brown 		errx(1, "CPUID: no MSR");
506734041551SLen Brown 
506861a87ba7SLen Brown 	if (max_extended_level >= 0x80000007) {
5069103a8feaSLen Brown 
5070103a8feaSLen Brown 		/*
5071103a8feaSLen Brown 		 * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8
5072103a8feaSLen Brown 		 * this check is valid for both Intel and AMD
5073103a8feaSLen Brown 		 */
50745aea2f7fSLen Brown 		__cpuid(0x80000007, eax, ebx, ecx, edx);
50758209e054SThomas Renninger 		has_invariant_tsc = edx & (1 << 8);
5076d7899447SLen Brown 	}
5077103a8feaSLen Brown 
5078103a8feaSLen Brown 	/*
5079103a8feaSLen Brown 	 * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0
5080103a8feaSLen Brown 	 * this check is valid for both Intel and AMD
5081103a8feaSLen Brown 	 */
5082103a8feaSLen Brown 
50835aea2f7fSLen Brown 	__cpuid(0x6, eax, ebx, ecx, edx);
50848209e054SThomas Renninger 	has_aperf = ecx & (1 << 0);
5085812db3f7SLen Brown 	if (has_aperf) {
5086812db3f7SLen Brown 		BIC_PRESENT(BIC_Avg_MHz);
5087812db3f7SLen Brown 		BIC_PRESENT(BIC_Busy);
5088812db3f7SLen Brown 		BIC_PRESENT(BIC_Bzy_MHz);
5089812db3f7SLen Brown 	}
5090889facbeSLen Brown 	do_dts = eax & (1 << 0);
5091812db3f7SLen Brown 	if (do_dts)
5092812db3f7SLen Brown 		BIC_PRESENT(BIC_CoreTmp);
5093b3a34e93SLen Brown 	has_turbo = eax & (1 << 1);
5094889facbeSLen Brown 	do_ptm = eax & (1 << 6);
5095812db3f7SLen Brown 	if (do_ptm)
5096812db3f7SLen Brown 		BIC_PRESENT(BIC_PkgTmp);
50977f5c258eSLen Brown 	has_hwp = eax & (1 << 7);
50987f5c258eSLen Brown 	has_hwp_notify = eax & (1 << 8);
50997f5c258eSLen Brown 	has_hwp_activity_window = eax & (1 << 9);
51007f5c258eSLen Brown 	has_hwp_epp = eax & (1 << 10);
51017f5c258eSLen Brown 	has_hwp_pkg = eax & (1 << 11);
5102889facbeSLen Brown 	has_epb = ecx & (1 << 3);
5103889facbeSLen Brown 
510496e47158SLen Brown 	if (!quiet)
5105b3a34e93SLen Brown 		fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
51067f5c258eSLen Brown 			"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
51077f5c258eSLen Brown 			has_aperf ? "" : "No-",
5108b3a34e93SLen Brown 			has_turbo ? "" : "No-",
51097f5c258eSLen Brown 			do_dts ? "" : "No-",
51107f5c258eSLen Brown 			do_ptm ? "" : "No-",
51117f5c258eSLen Brown 			has_hwp ? "" : "No-",
51127f5c258eSLen Brown 			has_hwp_notify ? "" : "No-",
51137f5c258eSLen Brown 			has_hwp_activity_window ? "" : "No-",
51147f5c258eSLen Brown 			has_hwp_epp ? "" : "No-",
51157f5c258eSLen Brown 			has_hwp_pkg ? "" : "No-",
51167f5c258eSLen Brown 			has_epb ? "" : "No-");
5117103a8feaSLen Brown 
511896e47158SLen Brown 	if (!quiet)
511969807a63SLen Brown 		decode_misc_enable_msr();
512069807a63SLen Brown 
512133148d67SLen Brown 
512296e47158SLen Brown 	if (max_level >= 0x7 && !quiet) {
5123aa8d8cc7SLen Brown 		int has_sgx;
5124aa8d8cc7SLen Brown 
5125aa8d8cc7SLen Brown 		ecx = 0;
5126aa8d8cc7SLen Brown 
5127aa8d8cc7SLen Brown 		__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
5128aa8d8cc7SLen Brown 
5129aa8d8cc7SLen Brown 		has_sgx = ebx & (1 << 2);
5130aa8d8cc7SLen Brown 		fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-");
5131aa8d8cc7SLen Brown 
5132aa8d8cc7SLen Brown 		if (has_sgx)
5133aa8d8cc7SLen Brown 			decode_feature_control_msr();
5134aa8d8cc7SLen Brown 	}
5135aa8d8cc7SLen Brown 
513661a87ba7SLen Brown 	if (max_level >= 0x15) {
51378a5bdf41SLen Brown 		unsigned int eax_crystal;
51388a5bdf41SLen Brown 		unsigned int ebx_tsc;
51398a5bdf41SLen Brown 
51408a5bdf41SLen Brown 		/*
51418a5bdf41SLen Brown 		 * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz
51428a5bdf41SLen Brown 		 */
51438a5bdf41SLen Brown 		eax_crystal = ebx_tsc = crystal_hz = edx = 0;
51445aea2f7fSLen Brown 		__cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx);
51458a5bdf41SLen Brown 
51468a5bdf41SLen Brown 		if (ebx_tsc != 0) {
51478a5bdf41SLen Brown 
514896e47158SLen Brown 			if (!quiet && (ebx != 0))
5149b7d8c148SLen Brown 				fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n",
51508a5bdf41SLen Brown 					eax_crystal, ebx_tsc, crystal_hz);
51518a5bdf41SLen Brown 
51528a5bdf41SLen Brown 			if (crystal_hz == 0)
51538a5bdf41SLen Brown 				switch(model) {
5154af239c44SPeter Zijlstra 				case INTEL_FAM6_SKYLAKE_L:	/* SKL */
5155e8efbc80SLen Brown 					crystal_hz = 24000000;	/* 24.0 MHz */
5156e8efbc80SLen Brown 					break;
51575ebb34edSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_D:	/* DNV */
5158ec53e594SLen Brown 					crystal_hz = 25000000;	/* 25.0 MHz */
5159ec53e594SLen Brown 					break;
5160869ce69eSLen Brown 				case INTEL_FAM6_ATOM_GOLDMONT:	/* BXT */
5161f2c4db1bSPeter Zijlstra 				case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
5162e8efbc80SLen Brown 					crystal_hz = 19200000;	/* 19.2 MHz */
51638a5bdf41SLen Brown 					break;
51648a5bdf41SLen Brown 				default:
51658a5bdf41SLen Brown 					crystal_hz = 0;
51668a5bdf41SLen Brown 			}
51678a5bdf41SLen Brown 
51688a5bdf41SLen Brown 			if (crystal_hz) {
51698a5bdf41SLen Brown 				tsc_hz =  (unsigned long long) crystal_hz * ebx_tsc / eax_crystal;
517096e47158SLen Brown 				if (!quiet)
5171b7d8c148SLen Brown 					fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n",
51728a5bdf41SLen Brown 						tsc_hz / 1000000, crystal_hz, ebx_tsc,  eax_crystal);
51738a5bdf41SLen Brown 			}
51748a5bdf41SLen Brown 		}
51758a5bdf41SLen Brown 	}
517661a87ba7SLen Brown 	if (max_level >= 0x16) {
517761a87ba7SLen Brown 		unsigned int base_mhz, max_mhz, bus_mhz, edx;
517861a87ba7SLen Brown 
517961a87ba7SLen Brown 		/*
518061a87ba7SLen Brown 		 * CPUID 16H Base MHz, Max MHz, Bus MHz
518161a87ba7SLen Brown 		 */
518261a87ba7SLen Brown 		base_mhz = max_mhz = bus_mhz = edx = 0;
518361a87ba7SLen Brown 
51845aea2f7fSLen Brown 		__cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx);
518596e47158SLen Brown 		if (!quiet)
5186b7d8c148SLen Brown 			fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n",
518761a87ba7SLen Brown 				base_mhz, max_mhz, bus_mhz);
518861a87ba7SLen Brown 	}
51898a5bdf41SLen Brown 
5190b2b34dfeSHubert Chrzaniuk 	if (has_aperf)
5191b2b34dfeSHubert Chrzaniuk 		aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
5192b2b34dfeSHubert Chrzaniuk 
5193812db3f7SLen Brown 	BIC_PRESENT(BIC_IRQ);
5194812db3f7SLen Brown 	BIC_PRESENT(BIC_TSC_MHz);
5195812db3f7SLen Brown 
5196812db3f7SLen Brown 	if (probe_nhm_msrs(family, model)) {
5197812db3f7SLen Brown 		do_nhm_platform_info = 1;
5198812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
5199812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c3);
5200812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c6);
5201812db3f7SLen Brown 		BIC_PRESENT(BIC_SMI);
5202812db3f7SLen Brown 	}
5203d7899447SLen Brown 	do_snb_cstates = has_snb_msrs(family, model);
5204812db3f7SLen Brown 
5205812db3f7SLen Brown 	if (do_snb_cstates)
5206812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU_c7);
5207812db3f7SLen Brown 
52085a63426eSLen Brown 	do_irtl_snb = has_snb_msrs(family, model);
52090f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__2))
52100f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc2);
52110f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__3)
52120f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc3);
52130f47c08dSLen Brown 	if (pkg_cstate_limit >= PCL__6)
52140f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
52150f47c08dSLen Brown 	if (do_snb_cstates && (pkg_cstate_limit >= PCL__7))
52160f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc7);
52170539ba11SLen Brown 	if (has_slv_msrs(family, model)) {
52180f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc2);
52190f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
52200f47c08dSLen Brown 		BIC_PRESENT(BIC_Pkgpc6);
52210f47c08dSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
52220539ba11SLen Brown 		BIC_PRESENT(BIC_Mod_c6);
52230539ba11SLen Brown 		use_c1_residency_msr = 1;
52240539ba11SLen Brown 	}
522520de0dabSAntti Laakso 	if (is_jvl(family, model)) {
522620de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_CPU_c3);
522720de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_CPU_c7);
522820de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc2);
522920de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc3);
523020de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc6);
523120de0dabSAntti Laakso 		BIC_NOT_PRESENT(BIC_Pkgpc7);
523220de0dabSAntti Laakso 	}
52337170a374SLen Brown 	if (is_dnv(family, model)) {
52347170a374SLen Brown 		BIC_PRESENT(BIC_CPU_c1);
52357170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
52367170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
52377170a374SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
52387170a374SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
52397170a374SLen Brown 		use_c1_residency_msr = 1;
52407170a374SLen Brown 	}
524134c76197SLen Brown 	if (is_skx(family, model)) {
524234c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
524334c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc3);
524434c76197SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
524534c76197SLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
524634c76197SLen Brown 	}
5247ade0ebacSLen Brown 	if (is_bdx(family, model)) {
5248ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c7);
5249ade0ebacSLen Brown 		BIC_NOT_PRESENT(BIC_Pkgpc7);
5250ade0ebacSLen Brown 	}
5251570992fcSLen Brown 	if (has_c8910_msrs(family, model)) {
5252c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL__8)
52530f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc8);
5254c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL__9)
52550f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc9);
5256c315a09bSLen Brown 		if (pkg_cstate_limit >= PCL_10)
52570f47c08dSLen Brown 			BIC_PRESENT(BIC_Pkgpc10);
52580f47c08dSLen Brown 	}
5259570992fcSLen Brown 	do_irtl_hsw = has_c8910_msrs(family, model);
5260a99d8730SLen Brown 	if (has_skl_msrs(family, model)) {
5261a99d8730SLen Brown 		BIC_PRESENT(BIC_Totl_c0);
5262a99d8730SLen Brown 		BIC_PRESENT(BIC_Any_c0);
5263a99d8730SLen Brown 		BIC_PRESENT(BIC_GFX_c0);
5264a99d8730SLen Brown 		BIC_PRESENT(BIC_CPUGFX);
5265a99d8730SLen Brown 	}
5266144b44b1SLen Brown 	do_slm_cstates = is_slm(family, model);
5267fb5d4327SDasaratharaman Chandramouli 	do_knl_cstates  = is_knl(family, model);
5268103a8feaSLen Brown 
5269f6708400SChen Yu 	if (do_slm_cstates || do_knl_cstates || is_cnl(family, model) ||
5270f6708400SChen Yu 	    is_ehl(family, model))
5271562855eeSLen Brown 		BIC_NOT_PRESENT(BIC_CPU_c3);
5272103a8feaSLen Brown 
527396e47158SLen Brown 	if (!quiet)
5274f0057310SLen Brown 		decode_misc_pwr_mgmt_msr();
5275f0057310SLen Brown 
527696e47158SLen Brown 	if (!quiet && has_slv_msrs(family, model))
527771616c8eSLen Brown 		decode_c6_demotion_policy_msr();
527871616c8eSLen Brown 
5279889facbeSLen Brown 	rapl_probe(family, model);
52803a9a941dSLen Brown 	perf_limit_reasons_probe(family, model);
5281ac980e13SArtem Bityutskiy 	automatic_cstate_conversion_probe(family, model);
5282889facbeSLen Brown 
528396e47158SLen Brown 	if (!quiet)
52841b69317dSColin Ian King 		dump_cstate_pstate_config_info(family, model);
5285fcd17211SLen Brown 
528641618e63SLen Brown 	if (!quiet)
5287d76bb7a0SLen Brown 		print_dev_latency();
5288d76bb7a0SLen Brown 	if (!quiet)
528941618e63SLen Brown 		dump_sysfs_cstate_config();
52907293fccdSLen Brown 	if (!quiet)
52917293fccdSLen Brown 		dump_sysfs_pstate_config();
529241618e63SLen Brown 
5293a2b7b749SLen Brown 	if (has_skl_msrs(family, model))
5294a2b7b749SLen Brown 		calculate_tsc_tweak();
5295a2b7b749SLen Brown 
5296812db3f7SLen Brown 	if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK))
5297812db3f7SLen Brown 		BIC_PRESENT(BIC_GFX_rc6);
5298fdf676e5SLen Brown 
5299812db3f7SLen Brown 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK))
5300812db3f7SLen Brown 		BIC_PRESENT(BIC_GFXMHz);
530127d47356SLen Brown 
5302b4b91569SRafael Antognolli 	if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", R_OK))
5303b4b91569SRafael Antognolli 		BIC_PRESENT(BIC_GFXACTMHz);
5304b4b91569SRafael Antognolli 
5305be0e54c4SLen Brown 	if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK))
5306be0e54c4SLen Brown 		BIC_PRESENT(BIC_CPU_LPI);
5307be0e54c4SLen Brown 	else
5308be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_CPU_LPI);
5309be0e54c4SLen Brown 
53101f81c5efSLen Brown 	if (!access(sys_lpi_file_sysfs, R_OK)) {
53111f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_sysfs;
5312be0e54c4SLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
53131f81c5efSLen Brown 	} else if (!access(sys_lpi_file_debugfs, R_OK)) {
53141f81c5efSLen Brown 		sys_lpi_file = sys_lpi_file_debugfs;
53151f81c5efSLen Brown 		BIC_PRESENT(BIC_SYS_LPI);
53161f81c5efSLen Brown 	} else {
53171f81c5efSLen Brown 		sys_lpi_file_sysfs = NULL;
5318be0e54c4SLen Brown 		BIC_NOT_PRESENT(BIC_SYS_LPI);
53191f81c5efSLen Brown 	}
5320be0e54c4SLen Brown 
532196e47158SLen Brown 	if (!quiet)
532233148d67SLen Brown 		decode_misc_feature_control();
532333148d67SLen Brown 
5324889facbeSLen Brown 	return;
5325103a8feaSLen Brown }
5326103a8feaSLen Brown 
5327103a8feaSLen Brown /*
5328103a8feaSLen Brown  * in /dev/cpu/ return success for names that are numbers
5329103a8feaSLen Brown  * ie. filter out ".", "..", "microcode".
5330103a8feaSLen Brown  */
5331103a8feaSLen Brown int dir_filter(const struct dirent *dirp)
5332103a8feaSLen Brown {
5333103a8feaSLen Brown 	if (isdigit(dirp->d_name[0]))
5334103a8feaSLen Brown 		return 1;
5335103a8feaSLen Brown 	else
5336103a8feaSLen Brown 		return 0;
5337103a8feaSLen Brown }
5338103a8feaSLen Brown 
5339103a8feaSLen Brown int open_dev_cpu_msr(int dummy1)
5340103a8feaSLen Brown {
5341103a8feaSLen Brown 	return 0;
5342103a8feaSLen Brown }
5343103a8feaSLen Brown 
5344c98d5d94SLen Brown void topology_probe()
5345c98d5d94SLen Brown {
5346c98d5d94SLen Brown 	int i;
5347c98d5d94SLen Brown 	int max_core_id = 0;
5348c98d5d94SLen Brown 	int max_package_id = 0;
53496de68fe1SLen Brown 	int max_die_id = 0;
5350c98d5d94SLen Brown 	int max_siblings = 0;
5351c98d5d94SLen Brown 
5352c98d5d94SLen Brown 	/* Initialize num_cpus, max_cpu_num */
5353843c5791SPrarit Bhargava 	set_max_cpu_num();
5354c98d5d94SLen Brown 	topo.num_cpus = 0;
5355c98d5d94SLen Brown 	for_all_proc_cpus(count_cpus);
5356c98d5d94SLen Brown 	if (!summary_only && topo.num_cpus > 1)
5357812db3f7SLen Brown 		BIC_PRESENT(BIC_CPU);
5358c98d5d94SLen Brown 
5359d8af6f5fSLen Brown 	if (debug > 1)
5360b7d8c148SLen Brown 		fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num);
5361c98d5d94SLen Brown 
5362c98d5d94SLen Brown 	cpus = calloc(1, (topo.max_cpu_num  + 1) * sizeof(struct cpu_topology));
5363b2c95d90SJosh Triplett 	if (cpus == NULL)
5364b2c95d90SJosh Triplett 		err(1, "calloc cpus");
5365c98d5d94SLen Brown 
5366c98d5d94SLen Brown 	/*
5367c98d5d94SLen Brown 	 * Allocate and initialize cpu_present_set
5368c98d5d94SLen Brown 	 */
5369c98d5d94SLen Brown 	cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1));
5370b2c95d90SJosh Triplett 	if (cpu_present_set == NULL)
5371b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5372c98d5d94SLen Brown 	cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5373c98d5d94SLen Brown 	CPU_ZERO_S(cpu_present_setsize, cpu_present_set);
5374c98d5d94SLen Brown 	for_all_proc_cpus(mark_cpu_present);
5375c98d5d94SLen Brown 
5376c98d5d94SLen Brown 	/*
53771ef7d21aSLen Brown 	 * Validate that all cpus in cpu_subset are also in cpu_present_set
53781ef7d21aSLen Brown 	 */
53791ef7d21aSLen Brown 	for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) {
53801ef7d21aSLen Brown 		if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset))
53811ef7d21aSLen Brown 			if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set))
53821ef7d21aSLen Brown 				err(1, "cpu%d not present", i);
53831ef7d21aSLen Brown 	}
53841ef7d21aSLen Brown 
53851ef7d21aSLen Brown 	/*
5386c98d5d94SLen Brown 	 * Allocate and initialize cpu_affinity_set
5387c98d5d94SLen Brown 	 */
5388c98d5d94SLen Brown 	cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1));
5389b2c95d90SJosh Triplett 	if (cpu_affinity_set == NULL)
5390b2c95d90SJosh Triplett 		err(3, "CPU_ALLOC");
5391c98d5d94SLen Brown 	cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1));
5392c98d5d94SLen Brown 	CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
5393c98d5d94SLen Brown 
53948cb48b32SPrarit Bhargava 	for_all_proc_cpus(init_thread_id);
5395c98d5d94SLen Brown 
5396c98d5d94SLen Brown 	/*
5397c98d5d94SLen Brown 	 * For online cpus
5398c98d5d94SLen Brown 	 * find max_core_id, max_package_id
5399c98d5d94SLen Brown 	 */
5400c98d5d94SLen Brown 	for (i = 0; i <= topo.max_cpu_num; ++i) {
5401c98d5d94SLen Brown 		int siblings;
5402c98d5d94SLen Brown 
5403c98d5d94SLen Brown 		if (cpu_is_not_present(i)) {
5404d8af6f5fSLen Brown 			if (debug > 1)
5405b7d8c148SLen Brown 				fprintf(outf, "cpu%d NOT PRESENT\n", i);
5406c98d5d94SLen Brown 			continue;
5407c98d5d94SLen Brown 		}
5408c98d5d94SLen Brown 
54090e2d8f05SLen Brown 		cpus[i].logical_cpu_id = i;
54100e2d8f05SLen Brown 
54110e2d8f05SLen Brown 		/* get package information */
5412c98d5d94SLen Brown 		cpus[i].physical_package_id = get_physical_package_id(i);
5413c98d5d94SLen Brown 		if (cpus[i].physical_package_id > max_package_id)
5414c98d5d94SLen Brown 			max_package_id = cpus[i].physical_package_id;
5415c98d5d94SLen Brown 
54166de68fe1SLen Brown 		/* get die information */
54176de68fe1SLen Brown 		cpus[i].die_id = get_die_id(i);
54186de68fe1SLen Brown 		if (cpus[i].die_id > max_die_id)
54196de68fe1SLen Brown 			max_die_id = cpus[i].die_id;
54206de68fe1SLen Brown 
54210e2d8f05SLen Brown 		/* get numa node information */
5422ef605741SPrarit Bhargava 		cpus[i].physical_node_id = get_physical_node_id(&cpus[i]);
5423ef605741SPrarit Bhargava 		if (cpus[i].physical_node_id > topo.max_node_num)
5424ef605741SPrarit Bhargava 			topo.max_node_num = cpus[i].physical_node_id;
54250e2d8f05SLen Brown 
54260e2d8f05SLen Brown 		/* get core information */
54270e2d8f05SLen Brown 		cpus[i].physical_core_id = get_core_id(i);
54280e2d8f05SLen Brown 		if (cpus[i].physical_core_id > max_core_id)
54290e2d8f05SLen Brown 			max_core_id = cpus[i].physical_core_id;
54300e2d8f05SLen Brown 
54310e2d8f05SLen Brown 		/* get thread information */
54320e2d8f05SLen Brown 		siblings = get_thread_siblings(&cpus[i]);
5433c98d5d94SLen Brown 		if (siblings > max_siblings)
5434c98d5d94SLen Brown 			max_siblings = siblings;
54354f206a0fSArtem Bityutskiy 		if (cpus[i].thread_id == 0)
54368cb48b32SPrarit Bhargava 			topo.num_cores++;
5437c98d5d94SLen Brown 	}
5438ef605741SPrarit Bhargava 
543970a9c6e8SPrarit Bhargava 	topo.cores_per_node = max_core_id + 1;
5440d8af6f5fSLen Brown 	if (debug > 1)
5441b7d8c148SLen Brown 		fprintf(outf, "max_core_id %d, sizing for %d cores per package\n",
544270a9c6e8SPrarit Bhargava 			max_core_id, topo.cores_per_node);
544370a9c6e8SPrarit Bhargava 	if (!summary_only && topo.cores_per_node > 1)
5444812db3f7SLen Brown 		BIC_PRESENT(BIC_Core);
5445c98d5d94SLen Brown 
54466de68fe1SLen Brown 	topo.num_die = max_die_id + 1;
54476de68fe1SLen Brown 	if (debug > 1)
54486de68fe1SLen Brown 		fprintf(outf, "max_die_id %d, sizing for %d die\n",
54496de68fe1SLen Brown 				max_die_id, topo.num_die);
54506de68fe1SLen Brown 	if (!summary_only && topo.num_die > 1)
54516de68fe1SLen Brown 		BIC_PRESENT(BIC_Die);
54526de68fe1SLen Brown 
5453c98d5d94SLen Brown 	topo.num_packages = max_package_id + 1;
5454d8af6f5fSLen Brown 	if (debug > 1)
5455b7d8c148SLen Brown 		fprintf(outf, "max_package_id %d, sizing for %d packages\n",
5456c98d5d94SLen Brown 			max_package_id, topo.num_packages);
54577da6e3e2SLen Brown 	if (!summary_only && topo.num_packages > 1)
5458812db3f7SLen Brown 		BIC_PRESENT(BIC_Package);
5459c98d5d94SLen Brown 
5460ef605741SPrarit Bhargava 	set_node_data();
5461ef605741SPrarit Bhargava 	if (debug > 1)
546270a9c6e8SPrarit Bhargava 		fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg);
546301235041SPrarit Bhargava 	if (!summary_only && topo.nodes_per_pkg > 1)
546401235041SPrarit Bhargava 		BIC_PRESENT(BIC_Node);
5465ef605741SPrarit Bhargava 
546670a9c6e8SPrarit Bhargava 	topo.threads_per_core = max_siblings;
5467d8af6f5fSLen Brown 	if (debug > 1)
5468b7d8c148SLen Brown 		fprintf(outf, "max_siblings %d\n", max_siblings);
54692ffbb224SPrarit Bhargava 
54702ffbb224SPrarit Bhargava 	if (debug < 1)
54712ffbb224SPrarit Bhargava 		return;
54722ffbb224SPrarit Bhargava 
54732ffbb224SPrarit Bhargava 	for (i = 0; i <= topo.max_cpu_num; ++i) {
54740ec712e3SLen Brown 		if (cpu_is_not_present(i))
54750ec712e3SLen Brown 			continue;
54762ffbb224SPrarit Bhargava 		fprintf(outf,
54776de68fe1SLen Brown 			"cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n",
54786de68fe1SLen Brown 			i, cpus[i].physical_package_id, cpus[i].die_id,
54792ffbb224SPrarit Bhargava 			cpus[i].physical_node_id,
54802ffbb224SPrarit Bhargava 			cpus[i].logical_node_id,
54812ffbb224SPrarit Bhargava 			cpus[i].physical_core_id,
54822ffbb224SPrarit Bhargava 			cpus[i].thread_id);
54832ffbb224SPrarit Bhargava 	}
54842ffbb224SPrarit Bhargava 
5485c98d5d94SLen Brown }
5486c98d5d94SLen Brown 
5487c98d5d94SLen Brown void
548840f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c,
548940f5cfe7SPrarit Bhargava 		  struct pkg_data **p)
5490c98d5d94SLen Brown {
5491c98d5d94SLen Brown 	int i;
549240f5cfe7SPrarit Bhargava 	int num_cores = topo.cores_per_node * topo.nodes_per_pkg *
549340f5cfe7SPrarit Bhargava 			topo.num_packages;
549440f5cfe7SPrarit Bhargava 	int num_threads = topo.threads_per_core * num_cores;
5495c98d5d94SLen Brown 
549640f5cfe7SPrarit Bhargava 	*t = calloc(num_threads, sizeof(struct thread_data));
5497c98d5d94SLen Brown 	if (*t == NULL)
5498c98d5d94SLen Brown 		goto error;
5499c98d5d94SLen Brown 
550040f5cfe7SPrarit Bhargava 	for (i = 0; i < num_threads; i++)
5501c98d5d94SLen Brown 		(*t)[i].cpu_id = -1;
5502c98d5d94SLen Brown 
550340f5cfe7SPrarit Bhargava 	*c = calloc(num_cores, sizeof(struct core_data));
5504c98d5d94SLen Brown 	if (*c == NULL)
5505c98d5d94SLen Brown 		goto error;
5506c98d5d94SLen Brown 
550740f5cfe7SPrarit Bhargava 	for (i = 0; i < num_cores; i++)
5508c98d5d94SLen Brown 		(*c)[i].core_id = -1;
5509c98d5d94SLen Brown 
5510678a3bd1SLen Brown 	*p = calloc(topo.num_packages, sizeof(struct pkg_data));
5511c98d5d94SLen Brown 	if (*p == NULL)
5512c98d5d94SLen Brown 		goto error;
5513c98d5d94SLen Brown 
5514c98d5d94SLen Brown 	for (i = 0; i < topo.num_packages; i++)
5515c98d5d94SLen Brown 		(*p)[i].package_id = i;
5516c98d5d94SLen Brown 
5517c98d5d94SLen Brown 	return;
5518c98d5d94SLen Brown error:
5519b2c95d90SJosh Triplett 	err(1, "calloc counters");
5520c98d5d94SLen Brown }
5521c98d5d94SLen Brown /*
5522c98d5d94SLen Brown  * init_counter()
5523c98d5d94SLen Brown  *
5524c98d5d94SLen Brown  * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE
5525c98d5d94SLen Brown  */
5526c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base,
55278cb48b32SPrarit Bhargava 	struct pkg_data *pkg_base, int cpu_id)
5528c98d5d94SLen Brown {
55298cb48b32SPrarit Bhargava 	int pkg_id = cpus[cpu_id].physical_package_id;
553040f5cfe7SPrarit Bhargava 	int node_id = cpus[cpu_id].logical_node_id;
55318cb48b32SPrarit Bhargava 	int core_id = cpus[cpu_id].physical_core_id;
55328cb48b32SPrarit Bhargava 	int thread_id = cpus[cpu_id].thread_id;
5533c98d5d94SLen Brown 	struct thread_data *t;
5534c98d5d94SLen Brown 	struct core_data *c;
5535c98d5d94SLen Brown 	struct pkg_data *p;
5536c98d5d94SLen Brown 
553742dd4520SNathan Ciobanu 
553842dd4520SNathan Ciobanu 	/* Workaround for systems where physical_node_id==-1
553942dd4520SNathan Ciobanu 	 * and logical_node_id==(-1 - topo.num_cpus)
554042dd4520SNathan Ciobanu 	 */
554142dd4520SNathan Ciobanu 	if (node_id < 0)
554242dd4520SNathan Ciobanu 		node_id = 0;
554342dd4520SNathan Ciobanu 
554440f5cfe7SPrarit Bhargava 	t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id);
554540f5cfe7SPrarit Bhargava 	c = GET_CORE(core_base, core_id, node_id, pkg_id);
55468cb48b32SPrarit Bhargava 	p = GET_PKG(pkg_base, pkg_id);
5547c98d5d94SLen Brown 
5548c98d5d94SLen Brown 	t->cpu_id = cpu_id;
55498cb48b32SPrarit Bhargava 	if (thread_id == 0) {
5550c98d5d94SLen Brown 		t->flags |= CPU_IS_FIRST_THREAD_IN_CORE;
5551c98d5d94SLen Brown 		if (cpu_is_first_core_in_package(cpu_id))
5552c98d5d94SLen Brown 			t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE;
5553c98d5d94SLen Brown 	}
5554c98d5d94SLen Brown 
55558cb48b32SPrarit Bhargava 	c->core_id = core_id;
55568cb48b32SPrarit Bhargava 	p->package_id = pkg_id;
5557c98d5d94SLen Brown }
5558c98d5d94SLen Brown 
5559c98d5d94SLen Brown 
5560c98d5d94SLen Brown int initialize_counters(int cpu_id)
5561c98d5d94SLen Brown {
55628cb48b32SPrarit Bhargava 	init_counter(EVEN_COUNTERS, cpu_id);
55638cb48b32SPrarit Bhargava 	init_counter(ODD_COUNTERS, cpu_id);
5564c98d5d94SLen Brown 	return 0;
5565c98d5d94SLen Brown }
5566c98d5d94SLen Brown 
5567c98d5d94SLen Brown void allocate_output_buffer()
5568c98d5d94SLen Brown {
5569eeb71c95SNaoya Horiguchi 	output_buffer = calloc(1, (1 + topo.num_cpus) * 2048);
5570c98d5d94SLen Brown 	outp = output_buffer;
5571b2c95d90SJosh Triplett 	if (outp == NULL)
5572b2c95d90SJosh Triplett 		err(-1, "calloc output buffer");
5573c98d5d94SLen Brown }
557436229897SLen Brown void allocate_fd_percpu(void)
557536229897SLen Brown {
557601a67adfSMika Westerberg 	fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int));
557736229897SLen Brown 	if (fd_percpu == NULL)
557836229897SLen Brown 		err(-1, "calloc fd_percpu");
557936229897SLen Brown }
5580562a2d37SLen Brown void allocate_irq_buffers(void)
5581562a2d37SLen Brown {
5582562a2d37SLen Brown 	irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int));
5583562a2d37SLen Brown 	if (irq_column_2_cpu == NULL)
5584562a2d37SLen Brown 		err(-1, "calloc %d", topo.num_cpus);
5585c98d5d94SLen Brown 
558601a67adfSMika Westerberg 	irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int));
5587562a2d37SLen Brown 	if (irqs_per_cpu == NULL)
558801a67adfSMika Westerberg 		err(-1, "calloc %d", topo.max_cpu_num + 1);
5589562a2d37SLen Brown }
5590c98d5d94SLen Brown void setup_all_buffers(void)
5591c98d5d94SLen Brown {
5592c98d5d94SLen Brown 	topology_probe();
5593562a2d37SLen Brown 	allocate_irq_buffers();
559436229897SLen Brown 	allocate_fd_percpu();
5595c98d5d94SLen Brown 	allocate_counters(&thread_even, &core_even, &package_even);
5596c98d5d94SLen Brown 	allocate_counters(&thread_odd, &core_odd, &package_odd);
5597c98d5d94SLen Brown 	allocate_output_buffer();
5598c98d5d94SLen Brown 	for_all_proc_cpus(initialize_counters);
5599c98d5d94SLen Brown }
56003b4d5c7fSAndy Shevchenko 
56017ce7d5deSPrarit Bhargava void set_base_cpu(void)
56027ce7d5deSPrarit Bhargava {
56037ce7d5deSPrarit Bhargava 	base_cpu = sched_getcpu();
56047ce7d5deSPrarit Bhargava 	if (base_cpu < 0)
56057ce7d5deSPrarit Bhargava 		err(-ENODEV, "No valid cpus found");
56067ce7d5deSPrarit Bhargava 
56077ce7d5deSPrarit Bhargava 	if (debug > 1)
5608b7d8c148SLen Brown 		fprintf(outf, "base_cpu = %d\n", base_cpu);
56097ce7d5deSPrarit Bhargava }
56107ce7d5deSPrarit Bhargava 
5611103a8feaSLen Brown void turbostat_init()
5612103a8feaSLen Brown {
56137ce7d5deSPrarit Bhargava 	setup_all_buffers();
56147ce7d5deSPrarit Bhargava 	set_base_cpu();
5615103a8feaSLen Brown 	check_dev_msr();
561698481e79SLen Brown 	check_permissions();
5617fcd17211SLen Brown 	process_cpuid();
5618103a8feaSLen Brown 
5619103a8feaSLen Brown 
562096e47158SLen Brown 	if (!quiet)
56217f5c258eSLen Brown 		for_all_cpus(print_hwp, ODD_COUNTERS);
56227f5c258eSLen Brown 
562396e47158SLen Brown 	if (!quiet)
5624889facbeSLen Brown 		for_all_cpus(print_epb, ODD_COUNTERS);
5625889facbeSLen Brown 
562696e47158SLen Brown 	if (!quiet)
56273a9a941dSLen Brown 		for_all_cpus(print_perf_limit, ODD_COUNTERS);
56283a9a941dSLen Brown 
562996e47158SLen Brown 	if (!quiet)
5630889facbeSLen Brown 		for_all_cpus(print_rapl, ODD_COUNTERS);
5631889facbeSLen Brown 
5632889facbeSLen Brown 	for_all_cpus(set_temperature_target, ODD_COUNTERS);
5633889facbeSLen Brown 
563496e47158SLen Brown 	if (!quiet)
5635889facbeSLen Brown 		for_all_cpus(print_thermal, ODD_COUNTERS);
56365a63426eSLen Brown 
563796e47158SLen Brown 	if (!quiet && do_irtl_snb)
56385a63426eSLen Brown 		print_irtl();
5639103a8feaSLen Brown }
5640103a8feaSLen Brown 
5641103a8feaSLen Brown int fork_it(char **argv)
5642103a8feaSLen Brown {
5643103a8feaSLen Brown 	pid_t child_pid;
5644d91bb17cSLen Brown 	int status;
5645d15cf7c1SLen Brown 
5646218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5647d91bb17cSLen Brown 	status = for_all_cpus(get_counters, EVEN_COUNTERS);
56484c2122d4SLen Brown 	first_counter_read = 0;
5649d91bb17cSLen Brown 	if (status)
5650d91bb17cSLen Brown 		exit(status);
5651d15cf7c1SLen Brown 	/* clear affinity side-effect of get_counters() */
5652d15cf7c1SLen Brown 	sched_setaffinity(0, cpu_present_setsize, cpu_present_set);
5653103a8feaSLen Brown 	gettimeofday(&tv_even, (struct timezone *)NULL);
5654103a8feaSLen Brown 
5655103a8feaSLen Brown 	child_pid = fork();
5656103a8feaSLen Brown 	if (!child_pid) {
5657103a8feaSLen Brown 		/* child */
5658103a8feaSLen Brown 		execvp(argv[0], argv);
56590815a3d0SLen Brown 		err(errno, "exec %s", argv[0]);
5660103a8feaSLen Brown 	} else {
5661103a8feaSLen Brown 
5662103a8feaSLen Brown 		/* parent */
5663b2c95d90SJosh Triplett 		if (child_pid == -1)
5664b2c95d90SJosh Triplett 			err(1, "fork");
5665103a8feaSLen Brown 
5666103a8feaSLen Brown 		signal(SIGINT, SIG_IGN);
5667103a8feaSLen Brown 		signal(SIGQUIT, SIG_IGN);
5668b2c95d90SJosh Triplett 		if (waitpid(child_pid, &status, 0) == -1)
5669b2c95d90SJosh Triplett 			err(status, "waitpid");
56702a954966SDavid Arcari 
56712a954966SDavid Arcari 		if (WIFEXITED(status))
56722a954966SDavid Arcari 			status = WEXITSTATUS(status);
5673103a8feaSLen Brown 	}
5674c98d5d94SLen Brown 	/*
5675c98d5d94SLen Brown 	 * n.b. fork_it() does not check for errors from for_all_cpus()
5676c98d5d94SLen Brown 	 * because re-starting is problematic when forking
5677c98d5d94SLen Brown 	 */
5678218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
5679c98d5d94SLen Brown 	for_all_cpus(get_counters, ODD_COUNTERS);
5680103a8feaSLen Brown 	gettimeofday(&tv_odd, (struct timezone *)NULL);
5681103a8feaSLen Brown 	timersub(&tv_odd, &tv_even, &tv_delta);
5682ba3dec99SLen Brown 	if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS))
5683ba3dec99SLen Brown 		fprintf(outf, "%s: Counter reset detected\n", progname);
5684ba3dec99SLen Brown 	else {
5685c98d5d94SLen Brown 		compute_average(EVEN_COUNTERS);
5686c98d5d94SLen Brown 		format_all_counters(EVEN_COUNTERS);
5687ba3dec99SLen Brown 	}
5688103a8feaSLen Brown 
5689b7d8c148SLen Brown 	fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0);
5690b7d8c148SLen Brown 
5691b7d8c148SLen Brown 	flush_output_stderr();
5692103a8feaSLen Brown 
5693d91bb17cSLen Brown 	return status;
5694103a8feaSLen Brown }
5695103a8feaSLen Brown 
56963b4d5c7fSAndy Shevchenko int get_and_dump_counters(void)
56973b4d5c7fSAndy Shevchenko {
56983b4d5c7fSAndy Shevchenko 	int status;
56993b4d5c7fSAndy Shevchenko 
5700218f0e8dSLen Brown 	snapshot_proc_sysfs_files();
57013b4d5c7fSAndy Shevchenko 	status = for_all_cpus(get_counters, ODD_COUNTERS);
57023b4d5c7fSAndy Shevchenko 	if (status)
57033b4d5c7fSAndy Shevchenko 		return status;
57043b4d5c7fSAndy Shevchenko 
57053b4d5c7fSAndy Shevchenko 	status = for_all_cpus(dump_counters, ODD_COUNTERS);
57063b4d5c7fSAndy Shevchenko 	if (status)
57073b4d5c7fSAndy Shevchenko 		return status;
57083b4d5c7fSAndy Shevchenko 
5709b7d8c148SLen Brown 	flush_output_stdout();
57103b4d5c7fSAndy Shevchenko 
57113b4d5c7fSAndy Shevchenko 	return status;
57123b4d5c7fSAndy Shevchenko }
57133b4d5c7fSAndy Shevchenko 
5714d8af6f5fSLen Brown void print_version() {
5715*3e9fa998SLen Brown 	fprintf(outf, "turbostat version 20.09.30"
5716d8af6f5fSLen Brown 		" - Len Brown <lenb@kernel.org>\n");
5717d8af6f5fSLen Brown }
5718d8af6f5fSLen Brown 
5719495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name,
5720495c7654SLen Brown 	unsigned int width, enum counter_scope scope,
572141618e63SLen Brown 	enum counter_type type, enum counter_format format, int flags)
5722388e9c81SLen Brown {
5723388e9c81SLen Brown 	struct msr_counter *msrp;
5724388e9c81SLen Brown 
5725388e9c81SLen Brown 	msrp = calloc(1, sizeof(struct msr_counter));
5726388e9c81SLen Brown 	if (msrp == NULL) {
5727388e9c81SLen Brown 		perror("calloc");
5728388e9c81SLen Brown 		exit(1);
5729388e9c81SLen Brown 	}
5730388e9c81SLen Brown 
5731388e9c81SLen Brown 	msrp->msr_num = msr_num;
5732d8d005baSLen Brown 	strncpy(msrp->name, name, NAME_BYTES - 1);
5733495c7654SLen Brown 	if (path)
5734d8d005baSLen Brown 		strncpy(msrp->path, path, PATH_BYTES - 1);
5735388e9c81SLen Brown 	msrp->width = width;
5736388e9c81SLen Brown 	msrp->type = type;
5737388e9c81SLen Brown 	msrp->format = format;
573841618e63SLen Brown 	msrp->flags = flags;
5739388e9c81SLen Brown 
5740388e9c81SLen Brown 	switch (scope) {
5741388e9c81SLen Brown 
5742388e9c81SLen Brown 	case SCOPE_CPU:
5743388e9c81SLen Brown 		msrp->next = sys.tp;
5744388e9c81SLen Brown 		sys.tp = msrp;
5745678a3bd1SLen Brown 		sys.added_thread_counters++;
57460748eaf0SLen Brown 		if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) {
5747678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added thread counters\n",
5748678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5749678a3bd1SLen Brown 			exit(-1);
5750678a3bd1SLen Brown 		}
5751388e9c81SLen Brown 		break;
5752388e9c81SLen Brown 
5753388e9c81SLen Brown 	case SCOPE_CORE:
5754388e9c81SLen Brown 		msrp->next = sys.cp;
5755388e9c81SLen Brown 		sys.cp = msrp;
5756678a3bd1SLen Brown 		sys.added_core_counters++;
5757678a3bd1SLen Brown 		if (sys.added_core_counters > MAX_ADDED_COUNTERS) {
5758678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added core counters\n",
5759678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5760678a3bd1SLen Brown 			exit(-1);
5761678a3bd1SLen Brown 		}
5762388e9c81SLen Brown 		break;
5763388e9c81SLen Brown 
5764388e9c81SLen Brown 	case SCOPE_PACKAGE:
5765388e9c81SLen Brown 		msrp->next = sys.pp;
5766388e9c81SLen Brown 		sys.pp = msrp;
5767678a3bd1SLen Brown 		sys.added_package_counters++;
5768678a3bd1SLen Brown 		if (sys.added_package_counters > MAX_ADDED_COUNTERS) {
5769678a3bd1SLen Brown 			fprintf(stderr, "exceeded max %d added package counters\n",
5770678a3bd1SLen Brown 				MAX_ADDED_COUNTERS);
5771678a3bd1SLen Brown 			exit(-1);
5772678a3bd1SLen Brown 		}
5773388e9c81SLen Brown 		break;
5774388e9c81SLen Brown 	}
5775388e9c81SLen Brown 
5776388e9c81SLen Brown 	return 0;
5777388e9c81SLen Brown }
5778388e9c81SLen Brown 
5779388e9c81SLen Brown void parse_add_command(char *add_command)
5780388e9c81SLen Brown {
5781388e9c81SLen Brown 	int msr_num = 0;
5782495c7654SLen Brown 	char *path = NULL;
57830f47c08dSLen Brown 	char name_buffer[NAME_BYTES] = "";
5784388e9c81SLen Brown 	int width = 64;
5785388e9c81SLen Brown 	int fail = 0;
5786388e9c81SLen Brown 	enum counter_scope scope = SCOPE_CPU;
5787388e9c81SLen Brown 	enum counter_type type = COUNTER_CYCLES;
5788388e9c81SLen Brown 	enum counter_format format = FORMAT_DELTA;
5789388e9c81SLen Brown 
5790388e9c81SLen Brown 	while (add_command) {
5791388e9c81SLen Brown 
5792388e9c81SLen Brown 		if (sscanf(add_command, "msr0x%x", &msr_num) == 1)
5793388e9c81SLen Brown 			goto next;
5794388e9c81SLen Brown 
5795388e9c81SLen Brown 		if (sscanf(add_command, "msr%d", &msr_num) == 1)
5796388e9c81SLen Brown 			goto next;
5797388e9c81SLen Brown 
5798495c7654SLen Brown 		if (*add_command == '/') {
5799495c7654SLen Brown 			path = add_command;
5800495c7654SLen Brown 			goto next;
5801495c7654SLen Brown 		}
5802495c7654SLen Brown 
5803388e9c81SLen Brown 		if (sscanf(add_command, "u%d", &width) == 1) {
5804388e9c81SLen Brown 			if ((width == 32) || (width == 64))
5805388e9c81SLen Brown 				goto next;
5806388e9c81SLen Brown 			width = 64;
5807388e9c81SLen Brown 		}
5808388e9c81SLen Brown 		if (!strncmp(add_command, "cpu", strlen("cpu"))) {
5809388e9c81SLen Brown 			scope = SCOPE_CPU;
5810388e9c81SLen Brown 			goto next;
5811388e9c81SLen Brown 		}
5812388e9c81SLen Brown 		if (!strncmp(add_command, "core", strlen("core"))) {
5813388e9c81SLen Brown 			scope = SCOPE_CORE;
5814388e9c81SLen Brown 			goto next;
5815388e9c81SLen Brown 		}
5816388e9c81SLen Brown 		if (!strncmp(add_command, "package", strlen("package"))) {
5817388e9c81SLen Brown 			scope = SCOPE_PACKAGE;
5818388e9c81SLen Brown 			goto next;
5819388e9c81SLen Brown 		}
5820388e9c81SLen Brown 		if (!strncmp(add_command, "cycles", strlen("cycles"))) {
5821388e9c81SLen Brown 			type = COUNTER_CYCLES;
5822388e9c81SLen Brown 			goto next;
5823388e9c81SLen Brown 		}
5824388e9c81SLen Brown 		if (!strncmp(add_command, "seconds", strlen("seconds"))) {
5825388e9c81SLen Brown 			type = COUNTER_SECONDS;
5826388e9c81SLen Brown 			goto next;
5827388e9c81SLen Brown 		}
582841618e63SLen Brown 		if (!strncmp(add_command, "usec", strlen("usec"))) {
582941618e63SLen Brown 			type = COUNTER_USEC;
583041618e63SLen Brown 			goto next;
583141618e63SLen Brown 		}
5832388e9c81SLen Brown 		if (!strncmp(add_command, "raw", strlen("raw"))) {
5833388e9c81SLen Brown 			format = FORMAT_RAW;
5834388e9c81SLen Brown 			goto next;
5835388e9c81SLen Brown 		}
5836388e9c81SLen Brown 		if (!strncmp(add_command, "delta", strlen("delta"))) {
5837388e9c81SLen Brown 			format = FORMAT_DELTA;
5838388e9c81SLen Brown 			goto next;
5839388e9c81SLen Brown 		}
5840388e9c81SLen Brown 		if (!strncmp(add_command, "percent", strlen("percent"))) {
5841388e9c81SLen Brown 			format = FORMAT_PERCENT;
5842388e9c81SLen Brown 			goto next;
5843388e9c81SLen Brown 		}
5844388e9c81SLen Brown 
5845388e9c81SLen Brown 		if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) {	/* 18 < NAME_BYTES */
5846388e9c81SLen Brown 			char *eos;
5847388e9c81SLen Brown 
5848388e9c81SLen Brown 			eos = strchr(name_buffer, ',');
5849388e9c81SLen Brown 			if (eos)
5850388e9c81SLen Brown 				*eos = '\0';
5851388e9c81SLen Brown 			goto next;
5852388e9c81SLen Brown 		}
5853388e9c81SLen Brown 
5854388e9c81SLen Brown next:
5855388e9c81SLen Brown 		add_command = strchr(add_command, ',');
5856495c7654SLen Brown 		if (add_command) {
5857495c7654SLen Brown 			*add_command = '\0';
5858388e9c81SLen Brown 			add_command++;
5859495c7654SLen Brown 		}
5860388e9c81SLen Brown 
5861388e9c81SLen Brown 	}
5862495c7654SLen Brown 	if ((msr_num == 0) && (path == NULL)) {
5863495c7654SLen Brown 		fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n");
5864388e9c81SLen Brown 		fail++;
5865388e9c81SLen Brown 	}
5866388e9c81SLen Brown 
5867388e9c81SLen Brown 	/* generate default column header */
5868388e9c81SLen Brown 	if (*name_buffer == '\0') {
5869388e9c81SLen Brown 		if (width == 32)
58705f3aea57SLen Brown 			sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
5871388e9c81SLen Brown 		else
58725f3aea57SLen Brown 			sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : "");
5873388e9c81SLen Brown 	}
5874388e9c81SLen Brown 
587541618e63SLen Brown 	if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0))
5876388e9c81SLen Brown 		fail++;
5877388e9c81SLen Brown 
5878388e9c81SLen Brown 	if (fail) {
5879388e9c81SLen Brown 		help();
5880388e9c81SLen Brown 		exit(1);
5881388e9c81SLen Brown 	}
5882388e9c81SLen Brown }
588341618e63SLen Brown 
5884dd778a5eSLen Brown int is_deferred_skip(char *name)
5885dd778a5eSLen Brown {
5886dd778a5eSLen Brown 	int i;
5887dd778a5eSLen Brown 
5888dd778a5eSLen Brown 	for (i = 0; i < deferred_skip_index; ++i)
5889dd778a5eSLen Brown 		if (!strcmp(name, deferred_skip_names[i]))
5890dd778a5eSLen Brown 			return 1;
5891dd778a5eSLen Brown 	return 0;
5892dd778a5eSLen Brown }
5893dd778a5eSLen Brown 
589441618e63SLen Brown void probe_sysfs(void)
589541618e63SLen Brown {
589641618e63SLen Brown 	char path[64];
589741618e63SLen Brown 	char name_buf[16];
589841618e63SLen Brown 	FILE *input;
589941618e63SLen Brown 	int state;
590041618e63SLen Brown 	char *sp;
590141618e63SLen Brown 
590241618e63SLen Brown 	if (!DO_BIC(BIC_sysfs))
590341618e63SLen Brown 		return;
590441618e63SLen Brown 
59050748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
590641618e63SLen Brown 
590741618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
590841618e63SLen Brown 			base_cpu, state);
590941618e63SLen Brown 		input = fopen(path, "r");
591041618e63SLen Brown 		if (input == NULL)
591141618e63SLen Brown 			continue;
59128173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
59138173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
591441618e63SLen Brown 
591541618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
591641618e63SLen Brown 		sp = strchr(name_buf, '-');
591741618e63SLen Brown 		if (!sp)
591841618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
591941618e63SLen Brown 		*sp = '%';
592041618e63SLen Brown 		*(sp + 1) = '\0';
592141618e63SLen Brown 
5922fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
5923fecb3bc8SDavid Arcari 
592441618e63SLen Brown 		fclose(input);
592541618e63SLen Brown 
592641618e63SLen Brown 		sprintf(path, "cpuidle/state%d/time", state);
592741618e63SLen Brown 
5928dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
5929dd778a5eSLen Brown 			continue;
5930dd778a5eSLen Brown 
593141618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC,
593241618e63SLen Brown 				FORMAT_PERCENT, SYSFS_PERCPU);
593341618e63SLen Brown 	}
593441618e63SLen Brown 
59350748eaf0SLen Brown 	for (state = 10; state >= 0; --state) {
593641618e63SLen Brown 
593741618e63SLen Brown 		sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name",
593841618e63SLen Brown 			base_cpu, state);
593941618e63SLen Brown 		input = fopen(path, "r");
594041618e63SLen Brown 		if (input == NULL)
594141618e63SLen Brown 			continue;
59428173c336SBen Hutchings 		if (!fgets(name_buf, sizeof(name_buf), input))
59438173c336SBen Hutchings 			err(1, "%s: failed to read file", path);
594441618e63SLen Brown 		 /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */
594541618e63SLen Brown 		sp = strchr(name_buf, '-');
594641618e63SLen Brown 		if (!sp)
594741618e63SLen Brown 			sp = strchrnul(name_buf, '\n');
594841618e63SLen Brown 		*sp = '\0';
594941618e63SLen Brown 		fclose(input);
595041618e63SLen Brown 
5951fecb3bc8SDavid Arcari 		remove_underbar(name_buf);
5952fecb3bc8SDavid Arcari 
595341618e63SLen Brown 		sprintf(path, "cpuidle/state%d/usage", state);
595441618e63SLen Brown 
5955dd778a5eSLen Brown 		if (is_deferred_skip(name_buf))
5956dd778a5eSLen Brown 			continue;
5957dd778a5eSLen Brown 
595841618e63SLen Brown 		add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS,
595941618e63SLen Brown 				FORMAT_DELTA, SYSFS_PERCPU);
596041618e63SLen Brown 	}
596141618e63SLen Brown 
596241618e63SLen Brown }
596341618e63SLen Brown 
59641ef7d21aSLen Brown 
59651ef7d21aSLen Brown /*
59661ef7d21aSLen Brown  * parse cpuset with following syntax
59671ef7d21aSLen Brown  * 1,2,4..6,8-10 and set bits in cpu_subset
59681ef7d21aSLen Brown  */
59691ef7d21aSLen Brown void parse_cpu_command(char *optarg)
59701ef7d21aSLen Brown {
59711ef7d21aSLen Brown 	unsigned int start, end;
59721ef7d21aSLen Brown 	char *next;
59731ef7d21aSLen Brown 
59744e4e1e7cSLen Brown 	if (!strcmp(optarg, "core")) {
59754e4e1e7cSLen Brown 		if (cpu_subset)
59764e4e1e7cSLen Brown 			goto error;
59774e4e1e7cSLen Brown 		show_core_only++;
59784e4e1e7cSLen Brown 		return;
59794e4e1e7cSLen Brown 	}
59804e4e1e7cSLen Brown 	if (!strcmp(optarg, "package")) {
59814e4e1e7cSLen Brown 		if (cpu_subset)
59824e4e1e7cSLen Brown 			goto error;
59834e4e1e7cSLen Brown 		show_pkg_only++;
59844e4e1e7cSLen Brown 		return;
59854e4e1e7cSLen Brown 	}
59864e4e1e7cSLen Brown 	if (show_core_only || show_pkg_only)
59874e4e1e7cSLen Brown 		goto error;
59884e4e1e7cSLen Brown 
59891ef7d21aSLen Brown 	cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS);
59901ef7d21aSLen Brown 	if (cpu_subset == NULL)
59911ef7d21aSLen Brown 		err(3, "CPU_ALLOC");
59921ef7d21aSLen Brown 	cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS);
59931ef7d21aSLen Brown 
59941ef7d21aSLen Brown 	CPU_ZERO_S(cpu_subset_size, cpu_subset);
59951ef7d21aSLen Brown 
59961ef7d21aSLen Brown 	next = optarg;
59971ef7d21aSLen Brown 
59981ef7d21aSLen Brown 	while (next && *next) {
59991ef7d21aSLen Brown 
60001ef7d21aSLen Brown 		if (*next == '-')	/* no negative cpu numbers */
60011ef7d21aSLen Brown 			goto error;
60021ef7d21aSLen Brown 
60031ef7d21aSLen Brown 		start = strtoul(next, &next, 10);
60041ef7d21aSLen Brown 
60051ef7d21aSLen Brown 		if (start >= CPU_SUBSET_MAXCPUS)
60061ef7d21aSLen Brown 			goto error;
60071ef7d21aSLen Brown 		CPU_SET_S(start, cpu_subset_size, cpu_subset);
60081ef7d21aSLen Brown 
60091ef7d21aSLen Brown 		if (*next == '\0')
60101ef7d21aSLen Brown 			break;
60111ef7d21aSLen Brown 
60121ef7d21aSLen Brown 		if (*next == ',') {
60131ef7d21aSLen Brown 			next += 1;
60141ef7d21aSLen Brown 			continue;
60151ef7d21aSLen Brown 		}
60161ef7d21aSLen Brown 
60171ef7d21aSLen Brown 		if (*next == '-') {
60181ef7d21aSLen Brown 			next += 1;	/* start range */
60191ef7d21aSLen Brown 		} else if (*next == '.') {
60201ef7d21aSLen Brown 			next += 1;
60211ef7d21aSLen Brown 			if (*next == '.')
60221ef7d21aSLen Brown 				next += 1;	/* start range */
60231ef7d21aSLen Brown 			else
60241ef7d21aSLen Brown 				goto error;
60251ef7d21aSLen Brown 		}
60261ef7d21aSLen Brown 
60271ef7d21aSLen Brown 		end = strtoul(next, &next, 10);
60281ef7d21aSLen Brown 		if (end <= start)
60291ef7d21aSLen Brown 			goto error;
60301ef7d21aSLen Brown 
60311ef7d21aSLen Brown 		while (++start <= end) {
60321ef7d21aSLen Brown 			if (start >= CPU_SUBSET_MAXCPUS)
60331ef7d21aSLen Brown 				goto error;
60341ef7d21aSLen Brown 			CPU_SET_S(start, cpu_subset_size, cpu_subset);
60351ef7d21aSLen Brown 		}
60361ef7d21aSLen Brown 
60371ef7d21aSLen Brown 		if (*next == ',')
60381ef7d21aSLen Brown 			next += 1;
60391ef7d21aSLen Brown 		else if (*next != '\0')
60401ef7d21aSLen Brown 			goto error;
60411ef7d21aSLen Brown 	}
60421ef7d21aSLen Brown 
60431ef7d21aSLen Brown 	return;
60441ef7d21aSLen Brown 
60451ef7d21aSLen Brown error:
60464e4e1e7cSLen Brown 	fprintf(stderr, "\"--cpu %s\" malformed\n", optarg);
60474e4e1e7cSLen Brown 	help();
60481ef7d21aSLen Brown 	exit(-1);
60491ef7d21aSLen Brown }
60501ef7d21aSLen Brown 
6051812db3f7SLen Brown 
6052103a8feaSLen Brown void cmdline(int argc, char **argv)
6053103a8feaSLen Brown {
6054103a8feaSLen Brown 	int opt;
6055d8af6f5fSLen Brown 	int option_index = 0;
6056d8af6f5fSLen Brown 	static struct option long_options[] = {
6057388e9c81SLen Brown 		{"add",		required_argument,	0, 'a'},
60581ef7d21aSLen Brown 		{"cpu",		required_argument,	0, 'c'},
6059d8af6f5fSLen Brown 		{"Dump",	no_argument,		0, 'D'},
606096e47158SLen Brown 		{"debug",	no_argument,		0, 'd'},	/* internal, not documented */
60613f44a5c6SLen Brown 		{"enable",	required_argument,	0, 'e'},
6062d8af6f5fSLen Brown 		{"interval",	required_argument,	0, 'i'},
6063023fe0acSChen Yu 		{"num_iterations",	required_argument,	0, 'n'},
6064d8af6f5fSLen Brown 		{"help",	no_argument,		0, 'h'},
6065812db3f7SLen Brown 		{"hide",	required_argument,	0, 'H'},	// meh, -h taken by --help
6066d8af6f5fSLen Brown 		{"Joules",	no_argument,		0, 'J'},
6067c8ade361SLen Brown 		{"list",	no_argument,		0, 'l'},
6068b7d8c148SLen Brown 		{"out",		required_argument,	0, 'o'},
606996e47158SLen Brown 		{"quiet",	no_argument,		0, 'q'},
6070812db3f7SLen Brown 		{"show",	required_argument,	0, 's'},
6071d8af6f5fSLen Brown 		{"Summary",	no_argument,		0, 'S'},
6072d8af6f5fSLen Brown 		{"TCC",		required_argument,	0, 'T'},
6073d8af6f5fSLen Brown 		{"version",	no_argument,		0, 'v' },
6074d8af6f5fSLen Brown 		{0,		0,			0,  0 }
6075d8af6f5fSLen Brown 	};
6076103a8feaSLen Brown 
6077103a8feaSLen Brown 	progname = argv[0];
6078103a8feaSLen Brown 
6079023fe0acSChen Yu 	while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v",
6080d8af6f5fSLen Brown 				long_options, &option_index)) != -1) {
6081103a8feaSLen Brown 		switch (opt) {
6082388e9c81SLen Brown 		case 'a':
6083388e9c81SLen Brown 			parse_add_command(optarg);
6084388e9c81SLen Brown 			break;
60851ef7d21aSLen Brown 		case 'c':
60861ef7d21aSLen Brown 			parse_cpu_command(optarg);
60871ef7d21aSLen Brown 			break;
6088d8af6f5fSLen Brown 		case 'D':
6089d8af6f5fSLen Brown 			dump_only++;
60908e180f3cSLen Brown 			break;
60913f44a5c6SLen Brown 		case 'e':
60923f44a5c6SLen Brown 			/* --enable specified counter */
60934c2122d4SLen Brown 			bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST);
60943f44a5c6SLen Brown 			break;
6095d8af6f5fSLen Brown 		case 'd':
6096d8af6f5fSLen Brown 			debug++;
60973f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
60982f32edf1SLen Brown 			break;
6099812db3f7SLen Brown 		case 'H':
61003f44a5c6SLen Brown 			/*
61013f44a5c6SLen Brown 			 * --hide: do not show those specified
61023f44a5c6SLen Brown 			 *  multiple invocations simply clear more bits in enabled mask
61033f44a5c6SLen Brown 			 */
61043f44a5c6SLen Brown 			bic_enabled &= ~bic_lookup(optarg, HIDE_LIST);
6105812db3f7SLen Brown 			break;
6106d8af6f5fSLen Brown 		case 'h':
6107d8af6f5fSLen Brown 		default:
6108d8af6f5fSLen Brown 			help();
6109d8af6f5fSLen Brown 			exit(1);
6110d8af6f5fSLen Brown 		case 'i':
61112a0609c0SLen Brown 			{
61122a0609c0SLen Brown 				double interval = strtod(optarg, NULL);
61132a0609c0SLen Brown 
61142a0609c0SLen Brown 				if (interval < 0.001) {
6115b7d8c148SLen Brown 					fprintf(outf, "interval %f seconds is too small\n",
61162a0609c0SLen Brown 						interval);
61172a0609c0SLen Brown 					exit(2);
61182a0609c0SLen Brown 				}
61192a0609c0SLen Brown 
612047936f94SArtem Bityutskiy 				interval_tv.tv_sec = interval_ts.tv_sec = interval;
6121b9ad8ee0SLen Brown 				interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000;
612247936f94SArtem Bityutskiy 				interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000;
61232a0609c0SLen Brown 			}
6124889facbeSLen Brown 			break;
61255c56be9aSDirk Brandewie 		case 'J':
61265c56be9aSDirk Brandewie 			rapl_joules++;
61275c56be9aSDirk Brandewie 			break;
6128c8ade361SLen Brown 		case 'l':
61293f44a5c6SLen Brown 			ENABLE_BIC(BIC_DISABLED_BY_DEFAULT);
6130c8ade361SLen Brown 			list_header_only++;
6131c8ade361SLen Brown 			quiet++;
6132c8ade361SLen Brown 			break;
6133b7d8c148SLen Brown 		case 'o':
6134b7d8c148SLen Brown 			outf = fopen_or_die(optarg, "w");
6135b7d8c148SLen Brown 			break;
613696e47158SLen Brown 		case 'q':
613796e47158SLen Brown 			quiet = 1;
613896e47158SLen Brown 			break;
6139023fe0acSChen Yu 		case 'n':
6140023fe0acSChen Yu 			num_iterations = strtod(optarg, NULL);
6141023fe0acSChen Yu 
6142023fe0acSChen Yu 			if (num_iterations <= 0) {
6143023fe0acSChen Yu 				fprintf(outf, "iterations %d should be positive number\n",
6144023fe0acSChen Yu 					num_iterations);
6145023fe0acSChen Yu 				exit(2);
6146023fe0acSChen Yu 			}
6147023fe0acSChen Yu 			break;
6148812db3f7SLen Brown 		case 's':
61493f44a5c6SLen Brown 			/*
61503f44a5c6SLen Brown 			 * --show: show only those specified
61513f44a5c6SLen Brown 			 *  The 1st invocation will clear and replace the enabled mask
61523f44a5c6SLen Brown 			 *  subsequent invocations can add to it.
61533f44a5c6SLen Brown 			 */
61543f44a5c6SLen Brown 			if (shown == 0)
61553f44a5c6SLen Brown 				bic_enabled = bic_lookup(optarg, SHOW_LIST);
61563f44a5c6SLen Brown 			else
61573f44a5c6SLen Brown 				bic_enabled |= bic_lookup(optarg, SHOW_LIST);
61583f44a5c6SLen Brown 			shown = 1;
6159812db3f7SLen Brown 			break;
6160d8af6f5fSLen Brown 		case 'S':
6161d8af6f5fSLen Brown 			summary_only++;
6162d8af6f5fSLen Brown 			break;
6163d8af6f5fSLen Brown 		case 'T':
6164d8af6f5fSLen Brown 			tcc_activation_temp_override = atoi(optarg);
6165d8af6f5fSLen Brown 			break;
6166d8af6f5fSLen Brown 		case 'v':
6167d8af6f5fSLen Brown 			print_version();
6168d8af6f5fSLen Brown 			exit(0);
6169d8af6f5fSLen Brown 			break;
6170103a8feaSLen Brown 		}
6171103a8feaSLen Brown 	}
6172103a8feaSLen Brown }
6173103a8feaSLen Brown 
6174103a8feaSLen Brown int main(int argc, char **argv)
6175103a8feaSLen Brown {
6176b7d8c148SLen Brown 	outf = stderr;
6177103a8feaSLen Brown 	cmdline(argc, argv);
6178103a8feaSLen Brown 
617996e47158SLen Brown 	if (!quiet)
6180d8af6f5fSLen Brown 		print_version();
6181103a8feaSLen Brown 
618241618e63SLen Brown 	probe_sysfs();
618341618e63SLen Brown 
6184103a8feaSLen Brown 	turbostat_init();
6185103a8feaSLen Brown 
61863b4d5c7fSAndy Shevchenko 	/* dump counters and exit */
61873b4d5c7fSAndy Shevchenko 	if (dump_only)
61883b4d5c7fSAndy Shevchenko 		return get_and_dump_counters();
61893b4d5c7fSAndy Shevchenko 
6190c8ade361SLen Brown 	/* list header and exit */
6191c8ade361SLen Brown 	if (list_header_only) {
6192c8ade361SLen Brown 		print_header(",");
6193c8ade361SLen Brown 		flush_output_stdout();
6194c8ade361SLen Brown 		return 0;
6195c8ade361SLen Brown 	}
6196c8ade361SLen Brown 
61979972d5d8SChen Yu 	msr_sum_record();
6198103a8feaSLen Brown 	/*
6199103a8feaSLen Brown 	 * if any params left, it must be a command to fork
6200103a8feaSLen Brown 	 */
6201103a8feaSLen Brown 	if (argc - optind)
6202103a8feaSLen Brown 		return fork_it(argv + optind);
6203103a8feaSLen Brown 	else
6204103a8feaSLen Brown 		turbostat_loop();
6205103a8feaSLen Brown 
6206103a8feaSLen Brown 	return 0;
6207103a8feaSLen Brown }
6208