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 * 63c070b2aSLen Brown * Copyright (c) 2021 Intel Corporation. 7103a8feaSLen Brown * Len Brown <len.brown@intel.com> 8103a8feaSLen Brown */ 9103a8feaSLen Brown 1088c3281fSLen Brown #define _GNU_SOURCE 11b731f311SJosh Triplett #include MSRHEADER 12869ce69eSLen Brown #include INTEL_FAMILY_HEADER 1395aebc44SJosh Triplett #include <stdarg.h> 14103a8feaSLen Brown #include <stdio.h> 15b2c95d90SJosh Triplett #include <err.h> 16103a8feaSLen Brown #include <unistd.h> 17103a8feaSLen Brown #include <sys/types.h> 18103a8feaSLen Brown #include <sys/wait.h> 19103a8feaSLen Brown #include <sys/stat.h> 20b9ad8ee0SLen Brown #include <sys/select.h> 21103a8feaSLen Brown #include <sys/resource.h> 22103a8feaSLen Brown #include <fcntl.h> 23103a8feaSLen Brown #include <signal.h> 24103a8feaSLen Brown #include <sys/time.h> 25103a8feaSLen Brown #include <stdlib.h> 26d8af6f5fSLen Brown #include <getopt.h> 27103a8feaSLen Brown #include <dirent.h> 28103a8feaSLen Brown #include <string.h> 29103a8feaSLen Brown #include <ctype.h> 3088c3281fSLen Brown #include <sched.h> 312a0609c0SLen Brown #include <time.h> 322b92865eSJosh Triplett #include <cpuid.h> 33fcaa681cSLen Brown #include <sys/capability.h> 3498481e79SLen Brown #include <errno.h> 359392bd98SCalvin Walton #include <math.h> 362af4f9b8SLen Brown #include <linux/perf_event.h> 372af4f9b8SLen Brown #include <asm/unistd.h> 387ab5ff49SZhang Rui #include <stdbool.h> 39103a8feaSLen Brown 40103a8feaSLen Brown char *proc_stat = "/proc/stat"; 41b7d8c148SLen Brown FILE *outf; 4236229897SLen Brown int *fd_percpu; 432af4f9b8SLen Brown int *fd_instr_count_percpu; 44b9ad8ee0SLen Brown struct timeval interval_tv = { 5, 0 }; 4547936f94SArtem Bityutskiy struct timespec interval_ts = { 5, 0 }; 46e9d3092fSZhang Rui 47e9d3092fSZhang Rui /* Save original CPU model */ 48e9d3092fSZhang Rui unsigned int model_orig; 49e9d3092fSZhang Rui 50023fe0acSChen Yu unsigned int num_iterations; 51d8af6f5fSLen Brown unsigned int debug; 5296e47158SLen Brown unsigned int quiet; 533f44a5c6SLen Brown unsigned int shown; 540de6c0dfSLen Brown unsigned int sums_need_wide_columns; 55d8af6f5fSLen Brown unsigned int rapl_joules; 56d8af6f5fSLen Brown unsigned int summary_only; 57c8ade361SLen Brown unsigned int list_header_only; 58d8af6f5fSLen Brown unsigned int dump_only; 59103a8feaSLen Brown unsigned int do_snb_cstates; 60fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 61144b44b1SLen Brown unsigned int do_slm_cstates; 62144b44b1SLen Brown unsigned int use_c1_residency_msr; 63103a8feaSLen Brown unsigned int has_aperf; 64889facbeSLen Brown unsigned int has_epb; 655a63426eSLen Brown unsigned int do_irtl_snb; 665a63426eSLen Brown unsigned int do_irtl_hsw; 67fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 68103a8feaSLen Brown unsigned int genuine_intel; 6934041551SLen Brown unsigned int authentic_amd; 70c1c10cc7SPu Wen unsigned int hygon_genuine; 7134041551SLen Brown unsigned int max_level, max_extended_level; 72103a8feaSLen Brown unsigned int has_invariant_tsc; 73d7899447SLen Brown unsigned int do_nhm_platform_info; 74cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT; 75b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 76103a8feaSLen Brown double bclk; 77a2b7b749SLen Brown double base_hz; 7821ed5574SLen Brown unsigned int has_base_hz; 79a2b7b749SLen Brown double tsc_tweak = 1.0; 80c98d5d94SLen Brown unsigned int show_pkg_only; 81c98d5d94SLen Brown unsigned int show_core_only; 82c98d5d94SLen Brown char *output_buffer, *outp; 83889facbeSLen Brown unsigned int do_rapl; 84889facbeSLen Brown unsigned int do_dts; 85889facbeSLen Brown unsigned int do_ptm; 862af4f9b8SLen Brown unsigned int do_ipc; 87fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 88be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us; 89be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us; 9027d47356SLen Brown unsigned int gfx_cur_mhz; 91b4b91569SRafael Antognolli unsigned int gfx_act_mhz; 9255279aefSZhang Rui unsigned int tj_max; 9355279aefSZhang Rui unsigned int tj_max_override; 940b9a0b9bSZhang Rui int tcc_offset_bits; 9540ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 9640ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 97889facbeSLen Brown double rapl_joule_counter_range; 983a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 99ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion; 100aeb01e6dSChen Yu unsigned int dis_cstate_prewake; 1013a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 1023a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 1038a5bdf41SLen Brown unsigned int crystal_hz; 1048a5bdf41SLen Brown unsigned long long tsc_hz; 1057ce7d5deSPrarit Bhargava int base_cpu; 10621ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 1077f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 1087f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 1097f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 1107f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1117f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1127f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 11333148d67SLen Brown unsigned int has_misc_feature_control; 1144c2122d4SLen Brown unsigned int first_counter_read = 1; 115c026c236SArtem Bityutskiy int ignore_stdin; 116889facbeSLen Brown 117889facbeSLen Brown #define RAPL_PKG (1 << 0) 118e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 119e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 120e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 121e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 122e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 123e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 124e6f9bb3cSLen Brown 125889facbeSLen Brown #define RAPL_DRAM (1 << 3) 126e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 127e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 128e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 129e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1300b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1310b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 132e6f9bb3cSLen Brown 1339148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT (1 << 6) 134e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 1350b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 136e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 137e6f9bb3cSLen Brown 1380b2bb692SLen Brown #define RAPL_GFX (1 << 8) 139e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 140e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 141e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 1429148494cSJacob Pan 1439148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS (1 << 9) 1449148494cSJacob Pan /* 0x639 MSR_PP0_ENERGY_STATUS */ 1459392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY (1 << 10) 1469392bd98SCalvin Walton /* Indicates cores energy collection is per-core, 1479392bd98SCalvin Walton * not per-package. */ 1489392bd98SCalvin Walton #define RAPL_AMD_F17H (1 << 11) 1499392bd98SCalvin Walton /* 0xc0010299 MSR_RAPL_PWR_UNIT */ 1509392bd98SCalvin Walton /* 0xc001029a MSR_CORE_ENERGY_STAT */ 1519392bd98SCalvin Walton /* 0xc001029b MSR_PKG_ENERGY_STAT */ 1529148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT) 153889facbeSLen Brown #define TJMAX_DEFAULT 100 154889facbeSLen Brown 1559392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */ 1569392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT 0xc0010299 1579392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT 0xc001029a 1589392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT 0xc001029b 1599392bd98SCalvin Walton 160889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 161103a8feaSLen Brown 162388e9c81SLen Brown /* 163388e9c81SLen Brown * buffer size used by sscanf() for added column names 164388e9c81SLen Brown * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters 165388e9c81SLen Brown */ 166388e9c81SLen Brown #define NAME_BYTES 20 167495c7654SLen Brown #define PATH_BYTES 128 168388e9c81SLen Brown 169103a8feaSLen Brown int backwards_count; 170103a8feaSLen Brown char *progname; 171103a8feaSLen Brown 1721ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS 1024 /* need to use before probe... */ 1731ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset; 1741ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size; 1750748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8 1760748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24 1770e2d8f05SLen Brown #define BITMASK_SIZE 32 178c98d5d94SLen Brown 179c98d5d94SLen Brown struct thread_data { 180f4fdf2b4SLen Brown struct timeval tv_begin; 181f4fdf2b4SLen Brown struct timeval tv_end; 182d4794f25SYazen Ghannam struct timeval tv_delta; 183c98d5d94SLen Brown unsigned long long tsc; 184c98d5d94SLen Brown unsigned long long aperf; 185c98d5d94SLen Brown unsigned long long mperf; 186144b44b1SLen Brown unsigned long long c1; 1872af4f9b8SLen Brown unsigned long long instr_count; 1880de6c0dfSLen Brown unsigned long long irq_count; 1891ed51011SLen Brown unsigned int smi_count; 190c98d5d94SLen Brown unsigned int cpu_id; 1914c2122d4SLen Brown unsigned int apic_id; 1924c2122d4SLen Brown unsigned int x2apic_id; 193c98d5d94SLen Brown unsigned int flags; 1947ab5ff49SZhang Rui bool is_atom; 195c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 196c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 1970748eaf0SLen Brown unsigned long long counter[MAX_ADDED_THREAD_COUNTERS]; 198c98d5d94SLen Brown } *thread_even, *thread_odd; 199c98d5d94SLen Brown 200c98d5d94SLen Brown struct core_data { 201c98d5d94SLen Brown unsigned long long c3; 202c98d5d94SLen Brown unsigned long long c6; 203c98d5d94SLen Brown unsigned long long c7; 2040539ba11SLen Brown unsigned long long mc6_us; /* duplicate as per-core for now, even though per module */ 205889facbeSLen Brown unsigned int core_temp_c; 2069392bd98SCalvin Walton unsigned int core_energy; /* MSR_CORE_ENERGY_STAT */ 207c98d5d94SLen Brown unsigned int core_id; 208678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 209c98d5d94SLen Brown } *core_even, *core_odd; 210c98d5d94SLen Brown 211c98d5d94SLen Brown struct pkg_data { 212c98d5d94SLen Brown unsigned long long pc2; 213c98d5d94SLen Brown unsigned long long pc3; 214c98d5d94SLen Brown unsigned long long pc6; 215c98d5d94SLen Brown unsigned long long pc7; 216ca58710fSKristen Carlson Accardi unsigned long long pc8; 217ca58710fSKristen Carlson Accardi unsigned long long pc9; 218ca58710fSKristen Carlson Accardi unsigned long long pc10; 219be0e54c4SLen Brown unsigned long long cpu_lpi; 220be0e54c4SLen Brown unsigned long long sys_lpi; 2210b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 2220b2bb692SLen Brown unsigned long long pkg_any_core_c0; 2230b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 2240b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 2259185e988SLen Brown long long gfx_rc6_ms; 22627d47356SLen Brown unsigned int gfx_mhz; 227b4b91569SRafael Antognolli unsigned int gfx_act_mhz; 228c98d5d94SLen Brown unsigned int package_id; 2297c2ccc50SChen Yu unsigned long long energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 2307c2ccc50SChen Yu unsigned long long energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 2317c2ccc50SChen Yu unsigned long long energy_cores; /* MSR_PP0_ENERGY_STATUS */ 2327c2ccc50SChen Yu unsigned long long energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 2337c2ccc50SChen Yu unsigned long long rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 2347c2ccc50SChen Yu unsigned long long rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 235889facbeSLen Brown unsigned int pkg_temp_c; 236678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 237c98d5d94SLen Brown } *package_even, *package_odd; 238c98d5d94SLen Brown 239c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 240c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 241c98d5d94SLen Brown 24240f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no) \ 24340f5cfe7SPrarit Bhargava ((thread_base) + \ 24440f5cfe7SPrarit Bhargava ((pkg_no) * \ 24540f5cfe7SPrarit Bhargava topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \ 24640f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node * topo.threads_per_core) + \ 24740f5cfe7SPrarit Bhargava ((core_no) * topo.threads_per_core) + \ 24840f5cfe7SPrarit Bhargava (thread_no)) 24940f5cfe7SPrarit Bhargava 25040f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no) \ 25140f5cfe7SPrarit Bhargava ((core_base) + \ 25240f5cfe7SPrarit Bhargava ((pkg_no) * topo.nodes_per_pkg * topo.cores_per_node) + \ 25340f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node) + \ 25440f5cfe7SPrarit Bhargava (core_no)) 25540f5cfe7SPrarit Bhargava 256c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 257c98d5d94SLen Brown 258388e9c81SLen Brown enum counter_scope { SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE }; 25941618e63SLen Brown enum counter_type { COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC }; 260388e9c81SLen Brown enum counter_format { FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT }; 261388e9c81SLen Brown 262388e9c81SLen Brown struct msr_counter { 263388e9c81SLen Brown unsigned int msr_num; 264388e9c81SLen Brown char name[NAME_BYTES]; 265495c7654SLen Brown char path[PATH_BYTES]; 266388e9c81SLen Brown unsigned int width; 267388e9c81SLen Brown enum counter_type type; 268388e9c81SLen Brown enum counter_format format; 269388e9c81SLen Brown struct msr_counter *next; 270812db3f7SLen Brown unsigned int flags; 271812db3f7SLen Brown #define FLAGS_HIDE (1 << 0) 272812db3f7SLen Brown #define FLAGS_SHOW (1 << 1) 27341618e63SLen Brown #define SYSFS_PERCPU (1 << 1) 274388e9c81SLen Brown }; 275388e9c81SLen Brown 27687e15da9SChen Yu /* 27787e15da9SChen Yu * The accumulated sum of MSR is defined as a monotonic 27887e15da9SChen Yu * increasing MSR, it will be accumulated periodically, 27987e15da9SChen Yu * despite its register's bit width. 28087e15da9SChen Yu */ 28187e15da9SChen Yu enum { 28287e15da9SChen Yu IDX_PKG_ENERGY, 28387e15da9SChen Yu IDX_DRAM_ENERGY, 28487e15da9SChen Yu IDX_PP0_ENERGY, 28587e15da9SChen Yu IDX_PP1_ENERGY, 28687e15da9SChen Yu IDX_PKG_PERF, 28787e15da9SChen Yu IDX_DRAM_PERF, 28887e15da9SChen Yu IDX_COUNT, 28987e15da9SChen Yu }; 29087e15da9SChen Yu 29187e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr); 29287e15da9SChen Yu 29387e15da9SChen Yu struct msr_sum_array { 29487e15da9SChen Yu /* get_msr_sum() = sum + (get_msr() - last) */ 29587e15da9SChen Yu struct { 29687e15da9SChen Yu /*The accumulated MSR value is updated by the timer */ 29787e15da9SChen Yu unsigned long long sum; 29887e15da9SChen Yu /*The MSR footprint recorded in last timer */ 29987e15da9SChen Yu unsigned long long last; 30087e15da9SChen Yu } entries[IDX_COUNT]; 30187e15da9SChen Yu }; 30287e15da9SChen Yu 30387e15da9SChen Yu /* The percpu MSR sum array.*/ 30487e15da9SChen Yu struct msr_sum_array *per_cpu_msr_sum; 30587e15da9SChen Yu 30613a779deSCalvin Walton off_t idx_to_offset(int idx) 30787e15da9SChen Yu { 30813a779deSCalvin Walton off_t offset; 30987e15da9SChen Yu 31087e15da9SChen Yu switch (idx) { 31187e15da9SChen Yu case IDX_PKG_ENERGY: 312301b1d3aSBas Nieuwenhuizen if (do_rapl & RAPL_AMD_F17H) 313301b1d3aSBas Nieuwenhuizen offset = MSR_PKG_ENERGY_STAT; 314301b1d3aSBas Nieuwenhuizen else 31587e15da9SChen Yu offset = MSR_PKG_ENERGY_STATUS; 31687e15da9SChen Yu break; 31787e15da9SChen Yu case IDX_DRAM_ENERGY: 31887e15da9SChen Yu offset = MSR_DRAM_ENERGY_STATUS; 31987e15da9SChen Yu break; 32087e15da9SChen Yu case IDX_PP0_ENERGY: 32187e15da9SChen Yu offset = MSR_PP0_ENERGY_STATUS; 32287e15da9SChen Yu break; 32387e15da9SChen Yu case IDX_PP1_ENERGY: 32487e15da9SChen Yu offset = MSR_PP1_ENERGY_STATUS; 32587e15da9SChen Yu break; 32687e15da9SChen Yu case IDX_PKG_PERF: 32787e15da9SChen Yu offset = MSR_PKG_PERF_STATUS; 32887e15da9SChen Yu break; 32987e15da9SChen Yu case IDX_DRAM_PERF: 33087e15da9SChen Yu offset = MSR_DRAM_PERF_STATUS; 33187e15da9SChen Yu break; 33287e15da9SChen Yu default: 33387e15da9SChen Yu offset = -1; 33487e15da9SChen Yu } 33587e15da9SChen Yu return offset; 33687e15da9SChen Yu } 33787e15da9SChen Yu 33813a779deSCalvin Walton int offset_to_idx(off_t offset) 33987e15da9SChen Yu { 34087e15da9SChen Yu int idx; 34187e15da9SChen Yu 34287e15da9SChen Yu switch (offset) { 34387e15da9SChen Yu case MSR_PKG_ENERGY_STATUS: 344301b1d3aSBas Nieuwenhuizen case MSR_PKG_ENERGY_STAT: 34587e15da9SChen Yu idx = IDX_PKG_ENERGY; 34687e15da9SChen Yu break; 34787e15da9SChen Yu case MSR_DRAM_ENERGY_STATUS: 34887e15da9SChen Yu idx = IDX_DRAM_ENERGY; 34987e15da9SChen Yu break; 35087e15da9SChen Yu case MSR_PP0_ENERGY_STATUS: 35187e15da9SChen Yu idx = IDX_PP0_ENERGY; 35287e15da9SChen Yu break; 35387e15da9SChen Yu case MSR_PP1_ENERGY_STATUS: 35487e15da9SChen Yu idx = IDX_PP1_ENERGY; 35587e15da9SChen Yu break; 35687e15da9SChen Yu case MSR_PKG_PERF_STATUS: 35787e15da9SChen Yu idx = IDX_PKG_PERF; 35887e15da9SChen Yu break; 35987e15da9SChen Yu case MSR_DRAM_PERF_STATUS: 36087e15da9SChen Yu idx = IDX_DRAM_PERF; 36187e15da9SChen Yu break; 36287e15da9SChen Yu default: 36387e15da9SChen Yu idx = -1; 36487e15da9SChen Yu } 36587e15da9SChen Yu return idx; 36687e15da9SChen Yu } 36787e15da9SChen Yu 36887e15da9SChen Yu int idx_valid(int idx) 36987e15da9SChen Yu { 37087e15da9SChen Yu switch (idx) { 37187e15da9SChen Yu case IDX_PKG_ENERGY: 372301b1d3aSBas Nieuwenhuizen return do_rapl & (RAPL_PKG | RAPL_AMD_F17H); 37387e15da9SChen Yu case IDX_DRAM_ENERGY: 37487e15da9SChen Yu return do_rapl & RAPL_DRAM; 37587e15da9SChen Yu case IDX_PP0_ENERGY: 37687e15da9SChen Yu return do_rapl & RAPL_CORES_ENERGY_STATUS; 37787e15da9SChen Yu case IDX_PP1_ENERGY: 37887e15da9SChen Yu return do_rapl & RAPL_GFX; 37987e15da9SChen Yu case IDX_PKG_PERF: 38087e15da9SChen Yu return do_rapl & RAPL_PKG_PERF_STATUS; 38187e15da9SChen Yu case IDX_DRAM_PERF: 38287e15da9SChen Yu return do_rapl & RAPL_DRAM_PERF_STATUS; 38387e15da9SChen Yu default: 38487e15da9SChen Yu return 0; 38587e15da9SChen Yu } 38687e15da9SChen Yu } 3871b439f01SLen Brown 388388e9c81SLen Brown struct sys_counters { 389678a3bd1SLen Brown unsigned int added_thread_counters; 390678a3bd1SLen Brown unsigned int added_core_counters; 391678a3bd1SLen Brown unsigned int added_package_counters; 392388e9c81SLen Brown struct msr_counter *tp; 393388e9c81SLen Brown struct msr_counter *cp; 394388e9c81SLen Brown struct msr_counter *pp; 395388e9c81SLen Brown } sys; 396388e9c81SLen Brown 397c98d5d94SLen Brown struct system_summary { 398c98d5d94SLen Brown struct thread_data threads; 399c98d5d94SLen Brown struct core_data cores; 400c98d5d94SLen Brown struct pkg_data packages; 401388e9c81SLen Brown } average; 402c98d5d94SLen Brown 4030e2d8f05SLen Brown struct cpu_topology { 4040e2d8f05SLen Brown int physical_package_id; 4056de68fe1SLen Brown int die_id; 4060e2d8f05SLen Brown int logical_cpu_id; 407ef605741SPrarit Bhargava int physical_node_id; 408ef605741SPrarit Bhargava int logical_node_id; /* 0-based count within the package */ 4090e2d8f05SLen Brown int physical_core_id; 4108cb48b32SPrarit Bhargava int thread_id; 4110e2d8f05SLen Brown cpu_set_t *put_ids; /* Processing Unit/Thread IDs */ 4120e2d8f05SLen Brown } *cpus; 413c98d5d94SLen Brown 414c98d5d94SLen Brown struct topo_params { 415c98d5d94SLen Brown int num_packages; 4166de68fe1SLen Brown int num_die; 417103a8feaSLen Brown int num_cpus; 418c98d5d94SLen Brown int num_cores; 419c98d5d94SLen Brown int max_cpu_num; 420ef605741SPrarit Bhargava int max_node_num; 42170a9c6e8SPrarit Bhargava int nodes_per_pkg; 42270a9c6e8SPrarit Bhargava int cores_per_node; 42370a9c6e8SPrarit Bhargava int threads_per_core; 424c98d5d94SLen Brown } topo; 425103a8feaSLen Brown 426c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 427103a8feaSLen Brown 428562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 429562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 430562a2d37SLen Brown 431c98d5d94SLen Brown void setup_all_buffers(void); 432103a8feaSLen Brown 4331f81c5efSLen Brown char *sys_lpi_file; 4341f81c5efSLen Brown char *sys_lpi_file_sysfs = "/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us"; 4351f81c5efSLen Brown char *sys_lpi_file_debugfs = "/sys/kernel/debug/pmc_core/slp_s0_residency_usec"; 4361f81c5efSLen Brown 437c98d5d94SLen Brown int cpu_is_not_present(int cpu) 438d15cf7c1SLen Brown { 439c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 440c98d5d94SLen Brown } 4411b439f01SLen Brown 442c98d5d94SLen Brown /* 443c98d5d94SLen Brown * run func(thread, core, package) in topology order 444c98d5d94SLen Brown * skip non-present cpus 445c98d5d94SLen Brown */ 446c98d5d94SLen Brown 447c98d5d94SLen Brown int for_all_cpus(int (func) (struct thread_data *, struct core_data *, struct pkg_data *), 448c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 449c98d5d94SLen Brown { 45040f5cfe7SPrarit Bhargava int retval, pkg_no, core_no, thread_no, node_no; 451c98d5d94SLen Brown 452c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 453df2f677dSLen Brown for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) { 45470a9c6e8SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; ++core_no) { 4551b439f01SLen Brown for (thread_no = 0; thread_no < topo.threads_per_core; ++thread_no) { 456c98d5d94SLen Brown struct thread_data *t; 457c98d5d94SLen Brown struct core_data *c; 458c98d5d94SLen Brown struct pkg_data *p; 459c98d5d94SLen Brown 4601b439f01SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no); 461c98d5d94SLen Brown 462c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 463c98d5d94SLen Brown continue; 464c98d5d94SLen Brown 4651b439f01SLen Brown c = GET_CORE(core_base, core_no, node_no, pkg_no); 466c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 467c98d5d94SLen Brown 468c98d5d94SLen Brown retval = func(t, c, p); 469c98d5d94SLen Brown if (retval) 470c98d5d94SLen Brown return retval; 471c98d5d94SLen Brown } 472c98d5d94SLen Brown } 473c98d5d94SLen Brown } 47440f5cfe7SPrarit Bhargava } 475d15cf7c1SLen Brown return 0; 476d15cf7c1SLen Brown } 477d15cf7c1SLen Brown 47888c3281fSLen Brown int cpu_migrate(int cpu) 47988c3281fSLen Brown { 480c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 481c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 482c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 48388c3281fSLen Brown return -1; 48488c3281fSLen Brown else 48588c3281fSLen Brown return 0; 48688c3281fSLen Brown } 4871b439f01SLen Brown 48836229897SLen Brown int get_msr_fd(int cpu) 489103a8feaSLen Brown { 490103a8feaSLen Brown char pathname[32]; 491103a8feaSLen Brown int fd; 492103a8feaSLen Brown 49336229897SLen Brown fd = fd_percpu[cpu]; 49436229897SLen Brown 49536229897SLen Brown if (fd) 49636229897SLen Brown return fd; 49736229897SLen Brown 498103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 499103a8feaSLen Brown fd = open(pathname, O_RDONLY); 50015aaa346SLen Brown if (fd < 0) 50198481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 502103a8feaSLen Brown 50336229897SLen Brown fd_percpu[cpu] = fd; 50436229897SLen Brown 50536229897SLen Brown return fd; 50636229897SLen Brown } 50736229897SLen Brown 5082af4f9b8SLen Brown static long perf_event_open(struct perf_event_attr *hw_event, pid_t pid, int cpu, int group_fd, unsigned long flags) 5092af4f9b8SLen Brown { 5102af4f9b8SLen Brown return syscall(__NR_perf_event_open, hw_event, pid, cpu, group_fd, flags); 5112af4f9b8SLen Brown } 5122af4f9b8SLen Brown 5132af4f9b8SLen Brown static int perf_instr_count_open(int cpu_num) 5142af4f9b8SLen Brown { 5152af4f9b8SLen Brown struct perf_event_attr pea; 5162af4f9b8SLen Brown int fd; 5172af4f9b8SLen Brown 5182af4f9b8SLen Brown memset(&pea, 0, sizeof(struct perf_event_attr)); 5192af4f9b8SLen Brown pea.type = PERF_TYPE_HARDWARE; 5202af4f9b8SLen Brown pea.size = sizeof(struct perf_event_attr); 5212af4f9b8SLen Brown pea.config = PERF_COUNT_HW_INSTRUCTIONS; 5222af4f9b8SLen Brown 5232af4f9b8SLen Brown /* counter for cpu_num, including user + kernel and all processes */ 5242af4f9b8SLen Brown fd = perf_event_open(&pea, -1, cpu_num, -1, 0); 5252af4f9b8SLen Brown if (fd == -1) 5262af4f9b8SLen Brown err(-1, "cpu%d: perf instruction counter\n", cpu_num); 5272af4f9b8SLen Brown 5282af4f9b8SLen Brown return fd; 5292af4f9b8SLen Brown } 5302af4f9b8SLen Brown 5312af4f9b8SLen Brown int get_instr_count_fd(int cpu) 5322af4f9b8SLen Brown { 5332af4f9b8SLen Brown if (fd_instr_count_percpu[cpu]) 5342af4f9b8SLen Brown return fd_instr_count_percpu[cpu]; 5352af4f9b8SLen Brown 5362af4f9b8SLen Brown fd_instr_count_percpu[cpu] = perf_instr_count_open(cpu); 5372af4f9b8SLen Brown 5382af4f9b8SLen Brown return fd_instr_count_percpu[cpu]; 5392af4f9b8SLen Brown } 5402af4f9b8SLen Brown 54136229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 54236229897SLen Brown { 54336229897SLen Brown ssize_t retval; 54436229897SLen Brown 54536229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 54615aaa346SLen Brown 54798481e79SLen Brown if (retval != sizeof *msr) 548cf4cbe53SLen Brown err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset); 54915aaa346SLen Brown 55015aaa346SLen Brown return 0; 551103a8feaSLen Brown } 552103a8feaSLen Brown 553fc04cc67SLen Brown /* 554bdd5ae3aSLen Brown * This list matches the column headers, except 555bdd5ae3aSLen Brown * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time 556bdd5ae3aSLen Brown * 2. Core and CPU are moved to the end, we can't have strings that contain them 557bdd5ae3aSLen Brown * matching on them for --show and --hide. 558fc04cc67SLen Brown */ 559812db3f7SLen Brown struct msr_counter bic[] = { 5603f44a5c6SLen Brown { 0x0, "usec" }, 5613f44a5c6SLen Brown { 0x0, "Time_Of_Day_Seconds" }, 562812db3f7SLen Brown { 0x0, "Package" }, 563bdd5ae3aSLen Brown { 0x0, "Node" }, 564812db3f7SLen Brown { 0x0, "Avg_MHz" }, 565bdd5ae3aSLen Brown { 0x0, "Busy%" }, 566812db3f7SLen Brown { 0x0, "Bzy_MHz" }, 567812db3f7SLen Brown { 0x0, "TSC_MHz" }, 568812db3f7SLen Brown { 0x0, "IRQ" }, 569495c7654SLen Brown { 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL }, 570bdd5ae3aSLen Brown { 0x0, "sysfs" }, 571812db3f7SLen Brown { 0x0, "CPU%c1" }, 572812db3f7SLen Brown { 0x0, "CPU%c3" }, 573812db3f7SLen Brown { 0x0, "CPU%c6" }, 574812db3f7SLen Brown { 0x0, "CPU%c7" }, 575812db3f7SLen Brown { 0x0, "ThreadC" }, 576812db3f7SLen Brown { 0x0, "CoreTmp" }, 577812db3f7SLen Brown { 0x0, "CoreCnt" }, 578812db3f7SLen Brown { 0x0, "PkgTmp" }, 579812db3f7SLen Brown { 0x0, "GFX%rc6" }, 580812db3f7SLen Brown { 0x0, "GFXMHz" }, 581812db3f7SLen Brown { 0x0, "Pkg%pc2" }, 582812db3f7SLen Brown { 0x0, "Pkg%pc3" }, 583812db3f7SLen Brown { 0x0, "Pkg%pc6" }, 584812db3f7SLen Brown { 0x0, "Pkg%pc7" }, 5850f47c08dSLen Brown { 0x0, "Pkg%pc8" }, 5860f47c08dSLen Brown { 0x0, "Pkg%pc9" }, 5874bd1f8f2SLen Brown { 0x0, "Pk%pc10" }, 588be0e54c4SLen Brown { 0x0, "CPU%LPI" }, 589be0e54c4SLen Brown { 0x0, "SYS%LPI" }, 590812db3f7SLen Brown { 0x0, "PkgWatt" }, 591812db3f7SLen Brown { 0x0, "CorWatt" }, 592812db3f7SLen Brown { 0x0, "GFXWatt" }, 593812db3f7SLen Brown { 0x0, "PkgCnt" }, 594812db3f7SLen Brown { 0x0, "RAMWatt" }, 595812db3f7SLen Brown { 0x0, "PKG_%" }, 596812db3f7SLen Brown { 0x0, "RAM_%" }, 597812db3f7SLen Brown { 0x0, "Pkg_J" }, 598812db3f7SLen Brown { 0x0, "Cor_J" }, 599812db3f7SLen Brown { 0x0, "GFX_J" }, 600812db3f7SLen Brown { 0x0, "RAM_J" }, 6010539ba11SLen Brown { 0x0, "Mod%c6" }, 602a99d8730SLen Brown { 0x0, "Totl%C0" }, 603a99d8730SLen Brown { 0x0, "Any%C0" }, 604a99d8730SLen Brown { 0x0, "GFX%C0" }, 605a99d8730SLen Brown { 0x0, "CPUGFX%" }, 606bdd5ae3aSLen Brown { 0x0, "Core" }, 607bdd5ae3aSLen Brown { 0x0, "CPU" }, 6084c2122d4SLen Brown { 0x0, "APIC" }, 6094c2122d4SLen Brown { 0x0, "X2APIC" }, 6106de68fe1SLen Brown { 0x0, "Die" }, 611b4b91569SRafael Antognolli { 0x0, "GFXAMHz" }, 6122af4f9b8SLen Brown { 0x0, "IPC" }, 613812db3f7SLen Brown }; 614812db3f7SLen Brown 615812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter)) 6163f44a5c6SLen Brown #define BIC_USEC (1ULL << 0) 6173f44a5c6SLen Brown #define BIC_TOD (1ULL << 1) 6183f44a5c6SLen Brown #define BIC_Package (1ULL << 2) 619bdd5ae3aSLen Brown #define BIC_Node (1ULL << 3) 620bdd5ae3aSLen Brown #define BIC_Avg_MHz (1ULL << 4) 621bdd5ae3aSLen Brown #define BIC_Busy (1ULL << 5) 622bdd5ae3aSLen Brown #define BIC_Bzy_MHz (1ULL << 6) 623bdd5ae3aSLen Brown #define BIC_TSC_MHz (1ULL << 7) 624bdd5ae3aSLen Brown #define BIC_IRQ (1ULL << 8) 625bdd5ae3aSLen Brown #define BIC_SMI (1ULL << 9) 626bdd5ae3aSLen Brown #define BIC_sysfs (1ULL << 10) 627bdd5ae3aSLen Brown #define BIC_CPU_c1 (1ULL << 11) 628bdd5ae3aSLen Brown #define BIC_CPU_c3 (1ULL << 12) 629bdd5ae3aSLen Brown #define BIC_CPU_c6 (1ULL << 13) 630bdd5ae3aSLen Brown #define BIC_CPU_c7 (1ULL << 14) 631bdd5ae3aSLen Brown #define BIC_ThreadC (1ULL << 15) 632bdd5ae3aSLen Brown #define BIC_CoreTmp (1ULL << 16) 633bdd5ae3aSLen Brown #define BIC_CoreCnt (1ULL << 17) 634bdd5ae3aSLen Brown #define BIC_PkgTmp (1ULL << 18) 635bdd5ae3aSLen Brown #define BIC_GFX_rc6 (1ULL << 19) 636bdd5ae3aSLen Brown #define BIC_GFXMHz (1ULL << 20) 637bdd5ae3aSLen Brown #define BIC_Pkgpc2 (1ULL << 21) 638bdd5ae3aSLen Brown #define BIC_Pkgpc3 (1ULL << 22) 639bdd5ae3aSLen Brown #define BIC_Pkgpc6 (1ULL << 23) 640bdd5ae3aSLen Brown #define BIC_Pkgpc7 (1ULL << 24) 641bdd5ae3aSLen Brown #define BIC_Pkgpc8 (1ULL << 25) 642bdd5ae3aSLen Brown #define BIC_Pkgpc9 (1ULL << 26) 643bdd5ae3aSLen Brown #define BIC_Pkgpc10 (1ULL << 27) 644bdd5ae3aSLen Brown #define BIC_CPU_LPI (1ULL << 28) 645bdd5ae3aSLen Brown #define BIC_SYS_LPI (1ULL << 29) 646bdd5ae3aSLen Brown #define BIC_PkgWatt (1ULL << 30) 647bdd5ae3aSLen Brown #define BIC_CorWatt (1ULL << 31) 648bdd5ae3aSLen Brown #define BIC_GFXWatt (1ULL << 32) 649bdd5ae3aSLen Brown #define BIC_PkgCnt (1ULL << 33) 650bdd5ae3aSLen Brown #define BIC_RAMWatt (1ULL << 34) 651bdd5ae3aSLen Brown #define BIC_PKG__ (1ULL << 35) 652bdd5ae3aSLen Brown #define BIC_RAM__ (1ULL << 36) 653bdd5ae3aSLen Brown #define BIC_Pkg_J (1ULL << 37) 654bdd5ae3aSLen Brown #define BIC_Cor_J (1ULL << 38) 655bdd5ae3aSLen Brown #define BIC_GFX_J (1ULL << 39) 656bdd5ae3aSLen Brown #define BIC_RAM_J (1ULL << 40) 657bdd5ae3aSLen Brown #define BIC_Mod_c6 (1ULL << 41) 658bdd5ae3aSLen Brown #define BIC_Totl_c0 (1ULL << 42) 659bdd5ae3aSLen Brown #define BIC_Any_c0 (1ULL << 43) 660bdd5ae3aSLen Brown #define BIC_GFX_c0 (1ULL << 44) 661bdd5ae3aSLen Brown #define BIC_CPUGFX (1ULL << 45) 662bdd5ae3aSLen Brown #define BIC_Core (1ULL << 46) 663bdd5ae3aSLen Brown #define BIC_CPU (1ULL << 47) 6644c2122d4SLen Brown #define BIC_APIC (1ULL << 48) 6654c2122d4SLen Brown #define BIC_X2APIC (1ULL << 49) 6666de68fe1SLen Brown #define BIC_Die (1ULL << 50) 667b4b91569SRafael Antognolli #define BIC_GFXACTMHz (1ULL << 51) 6682af4f9b8SLen Brown #define BIC_IPC (1ULL << 52) 669812db3f7SLen Brown 670b60c573dSLen Brown #define BIC_TOPOLOGY (BIC_Package | BIC_Node | BIC_CoreCnt | BIC_PkgCnt | BIC_Core | BIC_CPU | BIC_Die ) 671b60c573dSLen Brown #define BIC_THERMAL_PWR ( BIC_CoreTmp | BIC_PkgTmp | BIC_PkgWatt | BIC_CorWatt | BIC_GFXWatt | BIC_RAMWatt | BIC_PKG__ | BIC_RAM__) 672b60c573dSLen Brown #define BIC_FREQUENCY ( BIC_Avg_MHz | BIC_Busy | BIC_Bzy_MHz | BIC_TSC_MHz | BIC_GFXMHz | BIC_GFXACTMHz ) 673b60c573dSLen Brown #define BIC_IDLE ( BIC_sysfs | BIC_CPU_c1 | BIC_CPU_c3 | BIC_CPU_c6 | BIC_CPU_c7 | BIC_GFX_rc6 | BIC_Pkgpc2 | BIC_Pkgpc3 | BIC_Pkgpc6 | BIC_Pkgpc7 | BIC_Pkgpc8 | BIC_Pkgpc9 | BIC_Pkgpc10 | BIC_CPU_LPI | BIC_SYS_LPI | BIC_Mod_c6 | BIC_Totl_c0 | BIC_Any_c0 | BIC_GFX_c0 | BIC_CPUGFX) 674b60c573dSLen Brown #define BIC_OTHER ( BIC_IRQ | BIC_SMI | BIC_ThreadC | BIC_CoreTmp | BIC_IPC) 675b60c573dSLen Brown 6764c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT (BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC) 6773f44a5c6SLen Brown 6783f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT); 6794c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC; 680812db3f7SLen Brown 681812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME) 6821e9042b9SSrinivas Pandruvada #define DO_BIC_READ(COUNTER_NAME) (bic_present & COUNTER_NAME) 6833f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME) 684812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT) 6850f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT) 6862af4f9b8SLen Brown #define BIC_IS_ENABLED(COUNTER_BIT) (bic_enabled & COUNTER_BIT) 687812db3f7SLen Brown 688dd778a5eSLen Brown #define MAX_DEFERRED 16 689*0fc521bcSZephaniah E. Loss-Cutler-Hull char *deferred_add_names[MAX_DEFERRED]; 690dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED]; 691*0fc521bcSZephaniah E. Loss-Cutler-Hull int deferred_add_index; 692dd778a5eSLen Brown int deferred_skip_index; 693dd778a5eSLen Brown 694dd778a5eSLen Brown /* 695dd778a5eSLen Brown * HIDE_LIST - hide this list of counters, show the rest [default] 696dd778a5eSLen Brown * SHOW_LIST - show this list of counters, hide the rest 697dd778a5eSLen Brown */ 698dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST; 699dd778a5eSLen Brown 700dd778a5eSLen Brown void help(void) 701dd778a5eSLen Brown { 702dd778a5eSLen Brown fprintf(outf, 703dd778a5eSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 704dd778a5eSLen Brown "\n" 705dd778a5eSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 706dd778a5eSLen Brown "when COMMAND completes.\n" 707dd778a5eSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 708dd778a5eSLen Brown "to print statistics, until interrupted.\n" 709cc481650SNathan Ciobanu " -a, --add add a counter\n" 710dd778a5eSLen Brown " eg. --add msr0x10,u64,cpu,delta,MY_TSC\n" 711cc481650SNathan Ciobanu " -c, --cpu cpu-set limit output to summary plus cpu-set:\n" 712dd778a5eSLen Brown " {core | package | j,k,l..m,n-p }\n" 7139ce80578SNathan Ciobanu " -d, --debug displays usec, Time_Of_Day_Seconds and more debugging\n" 7149ce80578SNathan Ciobanu " -D, --Dump displays the raw counter values\n" 7159ce80578SNathan Ciobanu " -e, --enable [all | column]\n" 7169ce80578SNathan Ciobanu " shows all or the specified disabled column\n" 7179ce80578SNathan Ciobanu " -H, --hide [column|column,column,...]\n" 7189ce80578SNathan Ciobanu " hide the specified column(s)\n" 719cc481650SNathan Ciobanu " -i, --interval sec.subsec\n" 720cc481650SNathan Ciobanu " Override default 5-second measurement interval\n" 7219ce80578SNathan Ciobanu " -J, --Joules displays energy in Joules instead of Watts\n" 722cc481650SNathan Ciobanu " -l, --list list column headers only\n" 723cc481650SNathan Ciobanu " -n, --num_iterations num\n" 724cc481650SNathan Ciobanu " number of the measurement iterations\n" 725cc481650SNathan Ciobanu " -o, --out file\n" 726cc481650SNathan Ciobanu " create or truncate \"file\" for all output\n" 727cc481650SNathan Ciobanu " -q, --quiet skip decoding system configuration header\n" 7289ce80578SNathan Ciobanu " -s, --show [column|column,column,...]\n" 7299ce80578SNathan Ciobanu " show only the specified column(s)\n" 7309ce80578SNathan Ciobanu " -S, --Summary\n" 7319ce80578SNathan Ciobanu " limits output to 1-line system summary per interval\n" 7329ce80578SNathan Ciobanu " -T, --TCC temperature\n" 7339ce80578SNathan Ciobanu " sets the Thermal Control Circuit temperature in\n" 7349ce80578SNathan Ciobanu " degrees Celsius\n" 735cc481650SNathan Ciobanu " -h, --help print this help message\n" 7361b439f01SLen Brown " -v, --version print version information\n" "\n" "For more help, run \"man turbostat\"\n"); 737dd778a5eSLen Brown } 738dd778a5eSLen Brown 739812db3f7SLen Brown /* 740812db3f7SLen Brown * bic_lookup 741812db3f7SLen Brown * for all the strings in comma separate name_list, 742812db3f7SLen Brown * set the approprate bit in return value. 743812db3f7SLen Brown */ 744dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode) 745812db3f7SLen Brown { 746812db3f7SLen Brown int i; 747812db3f7SLen Brown unsigned long long retval = 0; 748812db3f7SLen Brown 749812db3f7SLen Brown while (name_list) { 750812db3f7SLen Brown char *comma; 751812db3f7SLen Brown 752812db3f7SLen Brown comma = strchr(name_list, ','); 753812db3f7SLen Brown 754812db3f7SLen Brown if (comma) 755812db3f7SLen Brown *comma = '\0'; 756812db3f7SLen Brown 757812db3f7SLen Brown for (i = 0; i < MAX_BIC; ++i) { 758812db3f7SLen Brown if (!strcmp(name_list, bic[i].name)) { 759812db3f7SLen Brown retval |= (1ULL << i); 760812db3f7SLen Brown break; 761812db3f7SLen Brown } 7625dc241f2SLen Brown if (!strcmp(name_list, "all")) { 7635dc241f2SLen Brown retval |= ~0; 7645dc241f2SLen Brown break; 7655dc241f2SLen Brown } else if (!strcmp(name_list, "topology")) { 7665dc241f2SLen Brown retval |= BIC_TOPOLOGY; 7675dc241f2SLen Brown break; 7685dc241f2SLen Brown } else if (!strcmp(name_list, "power")) { 7695dc241f2SLen Brown retval |= BIC_THERMAL_PWR; 7705dc241f2SLen Brown break; 7715dc241f2SLen Brown } else if (!strcmp(name_list, "idle")) { 7725dc241f2SLen Brown retval |= BIC_IDLE; 7735dc241f2SLen Brown break; 7745dc241f2SLen Brown } else if (!strcmp(name_list, "frequency")) { 7755dc241f2SLen Brown retval |= BIC_FREQUENCY; 7765dc241f2SLen Brown break; 7775dc241f2SLen Brown } else if (!strcmp(name_list, "other")) { 7785dc241f2SLen Brown retval |= BIC_OTHER; 7795dc241f2SLen Brown break; 7805dc241f2SLen Brown } 7815dc241f2SLen Brown 782812db3f7SLen Brown } 783812db3f7SLen Brown if (i == MAX_BIC) { 784dd778a5eSLen Brown if (mode == SHOW_LIST) { 785*0fc521bcSZephaniah E. Loss-Cutler-Hull deferred_add_names[deferred_add_index++] = name_list; 786*0fc521bcSZephaniah E. Loss-Cutler-Hull if (deferred_add_index >= MAX_DEFERRED) { 787*0fc521bcSZephaniah E. Loss-Cutler-Hull fprintf(stderr, "More than max %d un-recognized --add options '%s'\n", 788*0fc521bcSZephaniah E. Loss-Cutler-Hull MAX_DEFERRED, name_list); 789*0fc521bcSZephaniah E. Loss-Cutler-Hull help(); 790*0fc521bcSZephaniah E. Loss-Cutler-Hull exit(1); 791812db3f7SLen Brown } 792*0fc521bcSZephaniah E. Loss-Cutler-Hull } else { 793dd778a5eSLen Brown deferred_skip_names[deferred_skip_index++] = name_list; 794dd778a5eSLen Brown if (debug) 795dd778a5eSLen Brown fprintf(stderr, "deferred \"%s\"\n", name_list); 796dd778a5eSLen Brown if (deferred_skip_index >= MAX_DEFERRED) { 797dd778a5eSLen Brown fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n", 798dd778a5eSLen Brown MAX_DEFERRED, name_list); 799dd778a5eSLen Brown help(); 800dd778a5eSLen Brown exit(1); 801dd778a5eSLen Brown } 802dd778a5eSLen Brown } 803*0fc521bcSZephaniah E. Loss-Cutler-Hull } 804812db3f7SLen Brown 805812db3f7SLen Brown name_list = comma; 806812db3f7SLen Brown if (name_list) 807812db3f7SLen Brown name_list++; 808812db3f7SLen Brown 809812db3f7SLen Brown } 810812db3f7SLen Brown return retval; 811812db3f7SLen Brown } 812fc04cc67SLen Brown 813c8ade361SLen Brown void print_header(char *delim) 814103a8feaSLen Brown { 815388e9c81SLen Brown struct msr_counter *mp; 8166168c2e0SLen Brown int printed = 0; 817388e9c81SLen Brown 8183f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) 8193f44a5c6SLen Brown outp += sprintf(outp, "%susec", (printed++ ? delim : "")); 8203f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 8213f44a5c6SLen Brown outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : "")); 822812db3f7SLen Brown if (DO_BIC(BIC_Package)) 8236168c2e0SLen Brown outp += sprintf(outp, "%sPackage", (printed++ ? delim : "")); 8246de68fe1SLen Brown if (DO_BIC(BIC_Die)) 8256de68fe1SLen Brown outp += sprintf(outp, "%sDie", (printed++ ? delim : "")); 82601235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 82701235041SPrarit Bhargava outp += sprintf(outp, "%sNode", (printed++ ? delim : "")); 828812db3f7SLen Brown if (DO_BIC(BIC_Core)) 8296168c2e0SLen Brown outp += sprintf(outp, "%sCore", (printed++ ? delim : "")); 830812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 8316168c2e0SLen Brown outp += sprintf(outp, "%sCPU", (printed++ ? delim : "")); 8324c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 8334c2122d4SLen Brown outp += sprintf(outp, "%sAPIC", (printed++ ? delim : "")); 8344c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 8354c2122d4SLen Brown outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : "")); 836812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 8376168c2e0SLen Brown outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : "")); 838812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 8396168c2e0SLen Brown outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : "")); 840812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) 8416168c2e0SLen Brown outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : "")); 842812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 8436168c2e0SLen Brown outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : "")); 8441cc21f7bSLen Brown 8452af4f9b8SLen Brown if (DO_BIC(BIC_IPC)) 8462af4f9b8SLen Brown outp += sprintf(outp, "%sIPC", (printed++ ? delim : "")); 8472af4f9b8SLen Brown 8480de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 8490de6c0dfSLen Brown if (sums_need_wide_columns) 8506168c2e0SLen Brown outp += sprintf(outp, "%s IRQ", (printed++ ? delim : "")); 8510de6c0dfSLen Brown else 8526168c2e0SLen Brown outp += sprintf(outp, "%sIRQ", (printed++ ? delim : "")); 8530de6c0dfSLen Brown } 8540de6c0dfSLen Brown 855812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 8566168c2e0SLen Brown outp += sprintf(outp, "%sSMI", (printed++ ? delim : "")); 8571cc21f7bSLen Brown 858388e9c81SLen Brown for (mp = sys.tp; mp; mp = mp->next) { 859dd778a5eSLen Brown 860388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 861388e9c81SLen Brown if (mp->width == 64) 862dd778a5eSLen Brown outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name); 863388e9c81SLen Brown else 864dd778a5eSLen Brown outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name); 865388e9c81SLen Brown } else { 8660de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 867dd778a5eSLen Brown outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name); 8680de6c0dfSLen Brown else 869dd778a5eSLen Brown outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name); 870388e9c81SLen Brown } 871388e9c81SLen Brown } 872388e9c81SLen Brown 87341618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 8746168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : "")); 875562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 8766168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : "")); 877812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 8786168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : "")); 879812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 8806168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : "")); 881678a3bd1SLen Brown 8820539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 8836168c2e0SLen Brown outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : "")); 884678a3bd1SLen Brown 885812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 8866168c2e0SLen Brown outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : "")); 887388e9c81SLen Brown 8889392bd98SCalvin Walton if (do_rapl && !rapl_joules) { 8899392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 8909392bd98SCalvin Walton outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 8919392bd98SCalvin Walton } else if (do_rapl && rapl_joules) { 8929392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 8939392bd98SCalvin Walton outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 8949392bd98SCalvin Walton } 8959392bd98SCalvin Walton 896388e9c81SLen Brown for (mp = sys.cp; 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 910812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 9116168c2e0SLen Brown outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : "")); 912889facbeSLen Brown 913812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 9146168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : "")); 915fdf676e5SLen Brown 916812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 9176168c2e0SLen Brown outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : "")); 91827d47356SLen Brown 919b4b91569SRafael Antognolli if (DO_BIC(BIC_GFXACTMHz)) 920b4b91569SRafael Antognolli outp += sprintf(outp, "%sGFXAMHz", (printed++ ? delim : "")); 921b4b91569SRafael Antognolli 922a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 9236168c2e0SLen Brown outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : "")); 924a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 9256168c2e0SLen Brown outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : "")); 926a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 9276168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : "")); 928a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 9296168c2e0SLen Brown outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : "")); 9300b2bb692SLen Brown 9310f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 9326168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : "")); 9330f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 9346168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : "")); 9350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 9366168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : "")); 9370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 9386168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : "")); 9390f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 9406168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : "")); 9410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 9426168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : "")); 9430f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 9446168c2e0SLen Brown outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : "")); 945be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 946be0e54c4SLen Brown outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : "")); 947be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 948be0e54c4SLen Brown outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : "")); 949103a8feaSLen Brown 9505c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 951812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 9526168c2e0SLen Brown outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : "")); 9539392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 9546168c2e0SLen Brown outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 955812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 9566168c2e0SLen Brown outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : "")); 957812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 9586168c2e0SLen Brown outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : "")); 959812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 9606168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 961812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 9626168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 963d7899447SLen Brown } else if (do_rapl && rapl_joules) { 964812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 9656168c2e0SLen Brown outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : "")); 9669392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 9676168c2e0SLen Brown outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 968812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 9696168c2e0SLen Brown outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : "")); 970812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 9716168c2e0SLen Brown outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : "")); 972812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 9736168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 974812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 9756168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 9765c56be9aSDirk Brandewie } 977388e9c81SLen Brown for (mp = sys.pp; mp; mp = mp->next) { 978388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 979388e9c81SLen Brown if (mp->width == 64) 980c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 981388e9c81SLen Brown else 982c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 983388e9c81SLen Brown } else { 9840de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 9850de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 9860de6c0dfSLen Brown else 987c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 988388e9c81SLen Brown } 989388e9c81SLen Brown } 990388e9c81SLen Brown 991c98d5d94SLen Brown outp += sprintf(outp, "\n"); 992103a8feaSLen Brown } 993103a8feaSLen Brown 9941b439f01SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 995103a8feaSLen Brown { 996388e9c81SLen Brown int i; 997388e9c81SLen Brown struct msr_counter *mp; 998388e9c81SLen Brown 9993b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 1000c98d5d94SLen Brown 1001c98d5d94SLen Brown if (t) { 10021b439f01SLen Brown outp += sprintf(outp, "CPU: %d flags 0x%x\n", t->cpu_id, t->flags); 10033b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 10043b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 10053b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 10063b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 10076886fee4SLen Brown 10082af4f9b8SLen Brown if (DO_BIC(BIC_IPC)) 10092af4f9b8SLen Brown outp += sprintf(outp, "IPC: %lld\n", t->instr_count); 10102af4f9b8SLen Brown 1011812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 10120de6c0dfSLen Brown outp += sprintf(outp, "IRQ: %lld\n", t->irq_count); 1013812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 1014218f0e8dSLen Brown outp += sprintf(outp, "SMI: %d\n", t->smi_count); 1015388e9c81SLen Brown 1016388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 10171b439f01SLen Brown outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", i, mp->msr_num, t->counter[i]); 1018388e9c81SLen Brown } 1019103a8feaSLen Brown } 1020103a8feaSLen Brown 1021c98d5d94SLen Brown if (c) { 10223b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 10233b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 10243b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 10253b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 10263b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 10279392bd98SCalvin Walton outp += sprintf(outp, "Joules: %0X\n", c->core_energy); 1028388e9c81SLen Brown 1029388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 10301b439f01SLen Brown outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", i, mp->msr_num, c->counter[i]); 1031388e9c81SLen Brown } 10320539ba11SLen Brown outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us); 1033c98d5d94SLen Brown } 1034103a8feaSLen Brown 1035c98d5d94SLen Brown if (p) { 10363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 10370b2bb692SLen Brown 10380b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 10390b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 10400b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 10410b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 10420b2bb692SLen Brown 10433b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 10440f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 10453b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 10460f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 10473b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 10480f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 10493b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 10503b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 10513b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 10523b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 1053be0e54c4SLen Brown outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi); 1054be0e54c4SLen Brown outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi); 10557c2ccc50SChen Yu outp += sprintf(outp, "Joules PKG: %0llX\n", p->energy_pkg); 10567c2ccc50SChen Yu outp += sprintf(outp, "Joules COR: %0llX\n", p->energy_cores); 10577c2ccc50SChen Yu outp += sprintf(outp, "Joules GFX: %0llX\n", p->energy_gfx); 10587c2ccc50SChen Yu outp += sprintf(outp, "Joules RAM: %0llX\n", p->energy_dram); 10591b439f01SLen Brown outp += sprintf(outp, "Throttle PKG: %0llX\n", p->rapl_pkg_perf_status); 10601b439f01SLen Brown outp += sprintf(outp, "Throttle RAM: %0llX\n", p->rapl_dram_perf_status); 10613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 1062388e9c81SLen Brown 1063388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 10641b439f01SLen Brown outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", i, mp->msr_num, p->counter[i]); 1065388e9c81SLen Brown } 1066c98d5d94SLen Brown } 10673b4d5c7fSAndy Shevchenko 10683b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 10693b4d5c7fSAndy Shevchenko 1070c98d5d94SLen Brown return 0; 1071103a8feaSLen Brown } 1072103a8feaSLen Brown 1073e23da037SLen Brown /* 1074e23da037SLen Brown * column formatting convention & formats 1075e23da037SLen Brown */ 10761b439f01SLen Brown int format_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1077103a8feaSLen Brown { 1078008d396eSLen Brown double interval_float, tsc; 1079fc04cc67SLen Brown char *fmt8; 1080388e9c81SLen Brown int i; 1081388e9c81SLen Brown struct msr_counter *mp; 10826168c2e0SLen Brown char *delim = "\t"; 10836168c2e0SLen Brown int printed = 0; 1084103a8feaSLen Brown 1085c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 1086c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1087c98d5d94SLen Brown return 0; 1088c98d5d94SLen Brown 1089c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 1090c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1091c98d5d94SLen Brown return 0; 1092c98d5d94SLen Brown 10931ef7d21aSLen Brown /*if not summary line and --cpu is used */ 10941b439f01SLen Brown if ((t != &average.threads) && (cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset))) 10951ef7d21aSLen Brown return 0; 10961ef7d21aSLen Brown 10973f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) { 1098f4fdf2b4SLen Brown /* on each row, print how many usec each timestamp took to gather */ 1099f4fdf2b4SLen Brown struct timeval tv; 1100f4fdf2b4SLen Brown 1101f4fdf2b4SLen Brown timersub(&t->tv_end, &t->tv_begin, &tv); 1102f4fdf2b4SLen Brown outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec); 1103f4fdf2b4SLen Brown } 1104f4fdf2b4SLen Brown 11053f44a5c6SLen Brown /* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */ 11063f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 11073f44a5c6SLen Brown outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec); 11083f44a5c6SLen Brown 1109d4794f25SYazen Ghannam interval_float = t->tv_delta.tv_sec + t->tv_delta.tv_usec / 1000000.0; 1110103a8feaSLen Brown 1111008d396eSLen Brown tsc = t->tsc * tsc_tweak; 1112008d396eSLen Brown 1113c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 1114c98d5d94SLen Brown if (t == &average.threads) { 1115812db3f7SLen Brown if (DO_BIC(BIC_Package)) 11166168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 11176de68fe1SLen Brown if (DO_BIC(BIC_Die)) 11186de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 111901235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 112001235041SPrarit Bhargava outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 1121812db3f7SLen Brown if (DO_BIC(BIC_Core)) 11226168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 1123812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 11246168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 11254c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 11264c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 11274c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 11284c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 1129103a8feaSLen Brown } else { 1130812db3f7SLen Brown if (DO_BIC(BIC_Package)) { 1131c98d5d94SLen Brown if (p) 11326168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id); 1133c98d5d94SLen Brown else 11346168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 1135c98d5d94SLen Brown } 11366de68fe1SLen Brown if (DO_BIC(BIC_Die)) { 11376de68fe1SLen Brown if (c) 11386de68fe1SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id); 11396de68fe1SLen Brown else 11406de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 11416de68fe1SLen Brown } 114201235041SPrarit Bhargava if (DO_BIC(BIC_Node)) { 114301235041SPrarit Bhargava if (t) 114401235041SPrarit Bhargava outp += sprintf(outp, "%s%d", 11451b439f01SLen Brown (printed++ ? delim : ""), cpus[t->cpu_id].physical_node_id); 114601235041SPrarit Bhargava else 11471b439f01SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 114801235041SPrarit Bhargava } 1149812db3f7SLen Brown if (DO_BIC(BIC_Core)) { 1150c98d5d94SLen Brown if (c) 11516168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id); 1152c98d5d94SLen Brown else 11536168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 1154c98d5d94SLen Brown } 1155812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 11566168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id); 11574c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 11584c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id); 11594c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 11604c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id); 1161103a8feaSLen Brown } 1162fc04cc67SLen Brown 1163812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 11641b439f01SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 / units * t->aperf / interval_float); 1165fc04cc67SLen Brown 1166812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 11676168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf / tsc); 1168103a8feaSLen Brown 1169812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) { 117021ed5574SLen Brown if (has_base_hz) 11711b439f01SLen Brown outp += 11721b439f01SLen Brown sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf); 117321ed5574SLen Brown else 11746168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1175008d396eSLen Brown tsc / units * t->aperf / t->mperf / interval_float); 117621ed5574SLen Brown } 1177103a8feaSLen Brown 1178812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 11796168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc / units / interval_float); 1180103a8feaSLen Brown 11812af4f9b8SLen Brown if (DO_BIC(BIC_IPC)) 11822af4f9b8SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 1.0 * t->instr_count / t->aperf); 11832af4f9b8SLen Brown 1184562a2d37SLen Brown /* IRQ */ 11850de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 11860de6c0dfSLen Brown if (sums_need_wide_columns) 11876168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count); 11880de6c0dfSLen Brown else 11896168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count); 11900de6c0dfSLen Brown } 1191562a2d37SLen Brown 11921cc21f7bSLen Brown /* SMI */ 1193812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 11946168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count); 11951cc21f7bSLen Brown 1196678a3bd1SLen Brown /* Added counters */ 1197678a3bd1SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1198678a3bd1SLen Brown if (mp->format == FORMAT_RAW) { 1199678a3bd1SLen Brown if (mp->width == 32) 12001b439f01SLen Brown outp += 12011b439f01SLen Brown sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int)t->counter[i]); 1202678a3bd1SLen Brown else 12036168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]); 1204678a3bd1SLen Brown } else if (mp->format == FORMAT_DELTA) { 12050de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 12066168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]); 12070de6c0dfSLen Brown else 12086168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]); 1209678a3bd1SLen Brown } else if (mp->format == FORMAT_PERCENT) { 121041618e63SLen Brown if (mp->type == COUNTER_USEC) 12111b439f01SLen Brown outp += 12121b439f01SLen Brown sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 12131b439f01SLen Brown t->counter[i] / interval_float / 10000); 121441618e63SLen Brown else 12156168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i] / tsc); 1216678a3bd1SLen Brown } 1217678a3bd1SLen Brown } 1218678a3bd1SLen Brown 121941618e63SLen Brown /* C1 */ 122041618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 12216168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1 / tsc); 122241618e63SLen Brown 1223c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 1224c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1225c98d5d94SLen Brown goto done; 1226c98d5d94SLen Brown 1227562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 12286168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3 / tsc); 1229812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 12306168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6 / tsc); 1231812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 12326168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7 / tsc); 1233c98d5d94SLen Brown 12340539ba11SLen Brown /* Mod%c6 */ 12350539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 12366168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc); 12370539ba11SLen Brown 1238812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 12396168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c); 1240889facbeSLen Brown 1241388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1242388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1243388e9c81SLen Brown if (mp->width == 32) 12441b439f01SLen Brown outp += 12451b439f01SLen Brown sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int)c->counter[i]); 1246388e9c81SLen Brown else 12476168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]); 1248388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 12490de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 12506168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]); 12510de6c0dfSLen Brown else 12526168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]); 1253388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 12546168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i] / tsc); 1255388e9c81SLen Brown } 1256388e9c81SLen Brown } 1257388e9c81SLen Brown 12589392bd98SCalvin Walton fmt8 = "%s%.2f"; 12599392bd98SCalvin Walton 12609392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 12611b439f01SLen Brown outp += 12621b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float); 12639392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 12649392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units); 12659392bd98SCalvin Walton 1266c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 1267c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1268c98d5d94SLen Brown goto done; 1269c98d5d94SLen Brown 12700b2bb692SLen Brown /* PkgTmp */ 1271812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 12726168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c); 1273889facbeSLen Brown 1274fdf676e5SLen Brown /* GFXrc6 */ 1275812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) { 1276ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 12776168c2e0SLen Brown outp += sprintf(outp, "%s**.**", (printed++ ? delim : "")); 12789185e988SLen Brown } else { 12796168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 12809185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 12819185e988SLen Brown } 12829185e988SLen Brown } 1283fdf676e5SLen Brown 128427d47356SLen Brown /* GFXMHz */ 1285812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 12866168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz); 128727d47356SLen Brown 1288b4b91569SRafael Antognolli /* GFXACTMHz */ 1289b4b91569SRafael Antognolli if (DO_BIC(BIC_GFXACTMHz)) 1290b4b91569SRafael Antognolli outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_act_mhz); 1291b4b91569SRafael Antognolli 12920b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 1293a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 12946168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0 / tsc); 1295a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 12966168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0 / tsc); 1297a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 12986168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0 / tsc); 1299a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 13006168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0 / tsc); 13010b2bb692SLen Brown 13020f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 13036168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2 / tsc); 13040f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 13056168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3 / tsc); 13060f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 13076168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6 / tsc); 13080f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 13096168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7 / tsc); 13100f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 13116168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8 / tsc); 13120f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 13136168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9 / tsc); 13140f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 13156168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10 / tsc); 1316889facbeSLen Brown 1317be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 13181b439f01SLen Brown outp += 13191b439f01SLen Brown sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float); 1320be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 13211b439f01SLen Brown outp += 13221b439f01SLen Brown sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float); 1323be0e54c4SLen Brown 1324812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 13251b439f01SLen Brown outp += 13261b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float); 13279392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 13281b439f01SLen Brown outp += 13291b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float); 1330812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 13311b439f01SLen Brown outp += 13321b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float); 1333812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 13341b439f01SLen Brown outp += 13351b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), 13361b439f01SLen Brown p->energy_dram * rapl_dram_energy_units / interval_float); 1337812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 13386168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units); 13399392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 13406168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units); 1341812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 13426168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units); 1343812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 13446168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units); 1345812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 13461b439f01SLen Brown outp += 13471b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), 13481b439f01SLen Brown 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 1349812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 13501b439f01SLen Brown outp += 13511b439f01SLen Brown sprintf(outp, fmt8, (printed++ ? delim : ""), 13521b439f01SLen Brown 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 1353812db3f7SLen Brown 1354388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1355388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1356388e9c81SLen Brown if (mp->width == 32) 13571b439f01SLen Brown outp += 13581b439f01SLen Brown sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int)p->counter[i]); 1359388e9c81SLen Brown else 13606168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]); 1361388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 13620de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 13636168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]); 13640de6c0dfSLen Brown else 13656168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]); 1366388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 13676168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i] / tsc); 1368388e9c81SLen Brown } 1369388e9c81SLen Brown } 1370388e9c81SLen Brown 1371c98d5d94SLen Brown done: 137294d6ab4bSLen Brown if (*(outp - 1) != '\n') 1373c98d5d94SLen Brown outp += sprintf(outp, "\n"); 1374c98d5d94SLen Brown 1375c98d5d94SLen Brown return 0; 1376103a8feaSLen Brown } 1377103a8feaSLen Brown 1378b7d8c148SLen Brown void flush_output_stdout(void) 1379103a8feaSLen Brown { 1380b7d8c148SLen Brown FILE *filep; 1381b7d8c148SLen Brown 1382b7d8c148SLen Brown if (outf == stderr) 1383b7d8c148SLen Brown filep = stdout; 1384b7d8c148SLen Brown else 1385b7d8c148SLen Brown filep = outf; 1386b7d8c148SLen Brown 1387b7d8c148SLen Brown fputs(output_buffer, filep); 1388b7d8c148SLen Brown fflush(filep); 1389b7d8c148SLen Brown 1390c98d5d94SLen Brown outp = output_buffer; 1391c98d5d94SLen Brown } 13921b439f01SLen Brown 1393b7d8c148SLen Brown void flush_output_stderr(void) 1394c98d5d94SLen Brown { 1395b7d8c148SLen Brown fputs(output_buffer, outf); 1396b7d8c148SLen Brown fflush(outf); 1397c98d5d94SLen Brown outp = output_buffer; 1398c98d5d94SLen Brown } 13991b439f01SLen Brown 1400c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1401c98d5d94SLen Brown { 1402e23da037SLen Brown static int printed; 1403103a8feaSLen Brown 1404e23da037SLen Brown if (!printed || !summary_only) 1405c8ade361SLen Brown print_header("\t"); 1406103a8feaSLen Brown 14079d83601aSLen Brown format_counters(&average.threads, &average.cores, &average.packages); 1408103a8feaSLen Brown 1409e23da037SLen Brown printed = 1; 1410e23da037SLen Brown 1411e23da037SLen Brown if (summary_only) 1412e23da037SLen Brown return; 1413e23da037SLen Brown 1414c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 1415103a8feaSLen Brown } 1416103a8feaSLen Brown 1417889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 14187c2ccc50SChen Yu old = ((((unsigned long long)new << 32) - ((unsigned long long)old << 32)) >> 32); 1419889facbeSLen Brown 14201b439f01SLen Brown int delta_package(struct pkg_data *new, struct pkg_data *old) 1421103a8feaSLen Brown { 1422388e9c81SLen Brown int i; 1423388e9c81SLen Brown struct msr_counter *mp; 14240b2bb692SLen Brown 1425a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 14260b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 1427a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 14280b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 1429a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 14300b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 1431a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 14320b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 1433a99d8730SLen Brown 1434c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 14350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1436c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 14370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1438c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 14390f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1440c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 1441ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 1442ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 1443ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 1444be0e54c4SLen Brown old->cpu_lpi = new->cpu_lpi - old->cpu_lpi; 1445be0e54c4SLen Brown old->sys_lpi = new->sys_lpi - old->sys_lpi; 1446889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 1447889facbeSLen Brown 14489185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 14499185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 14509185e988SLen Brown old->gfx_rc6_ms = -1; 14519185e988SLen Brown else 1452fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 14539185e988SLen Brown 145427d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 1455b4b91569SRafael Antognolli old->gfx_act_mhz = new->gfx_act_mhz; 145627d47356SLen Brown 145787e15da9SChen Yu old->energy_pkg = new->energy_pkg - old->energy_pkg; 145887e15da9SChen Yu old->energy_cores = new->energy_cores - old->energy_cores; 145987e15da9SChen Yu old->energy_gfx = new->energy_gfx - old->energy_gfx; 146087e15da9SChen Yu old->energy_dram = new->energy_dram - old->energy_dram; 146187e15da9SChen Yu old->rapl_pkg_perf_status = new->rapl_pkg_perf_status - old->rapl_pkg_perf_status; 146287e15da9SChen Yu old->rapl_dram_perf_status = new->rapl_dram_perf_status - old->rapl_dram_perf_status; 1463ba3dec99SLen Brown 1464388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1465388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1466388e9c81SLen Brown old->counter[i] = new->counter[i]; 1467388e9c81SLen Brown else 1468388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1469388e9c81SLen Brown } 1470388e9c81SLen Brown 1471ba3dec99SLen Brown return 0; 1472103a8feaSLen Brown } 1473103a8feaSLen Brown 14741b439f01SLen Brown void delta_core(struct core_data *new, struct core_data *old) 1475c98d5d94SLen Brown { 1476388e9c81SLen Brown int i; 1477388e9c81SLen Brown struct msr_counter *mp; 1478388e9c81SLen Brown 1479c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 1480c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 1481c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 1482889facbeSLen Brown old->core_temp_c = new->core_temp_c; 14830539ba11SLen Brown old->mc6_us = new->mc6_us - old->mc6_us; 1484388e9c81SLen Brown 14859392bd98SCalvin Walton DELTA_WRAP32(new->core_energy, old->core_energy); 14869392bd98SCalvin Walton 1487388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1488388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1489388e9c81SLen Brown old->counter[i] = new->counter[i]; 1490388e9c81SLen Brown else 1491388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1492388e9c81SLen Brown } 1493103a8feaSLen Brown } 1494c98d5d94SLen Brown 14951e9042b9SSrinivas Pandruvada int soft_c1_residency_display(int bic) 14961e9042b9SSrinivas Pandruvada { 14971e9042b9SSrinivas Pandruvada if (!DO_BIC(BIC_CPU_c1) || use_c1_residency_msr) 14981e9042b9SSrinivas Pandruvada return 0; 14991e9042b9SSrinivas Pandruvada 15001e9042b9SSrinivas Pandruvada return DO_BIC_READ(bic); 15011e9042b9SSrinivas Pandruvada } 15021e9042b9SSrinivas Pandruvada 1503c3ae331dSLen Brown /* 1504c3ae331dSLen Brown * old = new - old 1505c3ae331dSLen Brown */ 15061b439f01SLen Brown int delta_thread(struct thread_data *new, struct thread_data *old, struct core_data *core_delta) 1507c98d5d94SLen Brown { 1508388e9c81SLen Brown int i; 1509388e9c81SLen Brown struct msr_counter *mp; 1510388e9c81SLen Brown 15114c2122d4SLen Brown /* we run cpuid just the 1st time, copy the results */ 15124c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 15134c2122d4SLen Brown new->apic_id = old->apic_id; 15144c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 15154c2122d4SLen Brown new->x2apic_id = old->x2apic_id; 15164c2122d4SLen Brown 15173f44a5c6SLen Brown /* 15183f44a5c6SLen Brown * the timestamps from start of measurement interval are in "old" 15193f44a5c6SLen Brown * the timestamp from end of measurement interval are in "new" 15203f44a5c6SLen Brown * over-write old w/ new so we can print end of interval values 15213f44a5c6SLen Brown */ 15223f44a5c6SLen Brown 1523d4794f25SYazen Ghannam timersub(&new->tv_begin, &old->tv_begin, &old->tv_delta); 15243f44a5c6SLen Brown old->tv_begin = new->tv_begin; 15253f44a5c6SLen Brown old->tv_end = new->tv_end; 15263f44a5c6SLen Brown 1527c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 1528c98d5d94SLen Brown 1529103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 1530b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 1531b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 1532b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 1533b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 1534103a8feaSLen Brown 1535c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 1536c98d5d94SLen Brown 15371b439f01SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) || soft_c1_residency_display(BIC_Avg_MHz)) { 1538c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 1539c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 1540c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 1541c98d5d94SLen Brown } else { 1542ba3dec99SLen Brown return -1; 1543103a8feaSLen Brown } 1544a729617cSLen Brown } 1545103a8feaSLen Brown 1546144b44b1SLen Brown if (use_c1_residency_msr) { 1547144b44b1SLen Brown /* 1548144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 1549144b44b1SLen Brown * which should be more accurate than the derivation below. 1550144b44b1SLen Brown */ 1551144b44b1SLen Brown } else { 1552103a8feaSLen Brown /* 1553c3ae331dSLen Brown * As counter collection is not atomic, 1554c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 1555103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 1556103a8feaSLen Brown */ 155795149369SLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak)) 1558c98d5d94SLen Brown old->c1 = 0; 1559c98d5d94SLen Brown else { 1560c98d5d94SLen Brown /* normal case, derive c1 */ 1561008d396eSLen Brown old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3 1562c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 1563c98d5d94SLen Brown } 1564144b44b1SLen Brown } 1565c3ae331dSLen Brown 1566c98d5d94SLen Brown if (old->mperf == 0) { 1567b7d8c148SLen Brown if (debug > 1) 1568b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 1569c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 1570c98d5d94SLen Brown } 1571103a8feaSLen Brown 15722af4f9b8SLen Brown if (DO_BIC(BIC_IPC)) 15732af4f9b8SLen Brown old->instr_count = new->instr_count - old->instr_count; 15742af4f9b8SLen Brown 1575812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1576562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 1577562a2d37SLen Brown 1578812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 15791ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 1580ba3dec99SLen Brown 1581388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1582388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1583388e9c81SLen Brown old->counter[i] = new->counter[i]; 1584388e9c81SLen Brown else 1585388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1586388e9c81SLen Brown } 1587ba3dec99SLen Brown return 0; 1588103a8feaSLen Brown } 1589c98d5d94SLen Brown 1590c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 15911b439f01SLen Brown struct pkg_data *p, struct thread_data *t2, struct core_data *c2, struct pkg_data *p2) 1592c98d5d94SLen Brown { 1593ba3dec99SLen Brown int retval = 0; 1594ba3dec99SLen Brown 1595c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 1596c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 1597c98d5d94SLen Brown delta_core(c, c2); 1598c98d5d94SLen Brown 1599c98d5d94SLen Brown /* always calculate thread delta */ 1600ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 1601ba3dec99SLen Brown if (retval) 1602ba3dec99SLen Brown return retval; 1603c98d5d94SLen Brown 1604c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 1605c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 1606ba3dec99SLen Brown retval = delta_package(p, p2); 1607c98d5d94SLen Brown 1608ba3dec99SLen Brown return retval; 1609103a8feaSLen Brown } 1610103a8feaSLen Brown 1611c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1612103a8feaSLen Brown { 1613388e9c81SLen Brown int i; 1614388e9c81SLen Brown struct msr_counter *mp; 1615388e9c81SLen Brown 16163f44a5c6SLen Brown t->tv_begin.tv_sec = 0; 16173f44a5c6SLen Brown t->tv_begin.tv_usec = 0; 16183f44a5c6SLen Brown t->tv_end.tv_sec = 0; 16193f44a5c6SLen Brown t->tv_end.tv_usec = 0; 1620d4794f25SYazen Ghannam t->tv_delta.tv_sec = 0; 1621d4794f25SYazen Ghannam t->tv_delta.tv_usec = 0; 16223f44a5c6SLen Brown 1623c98d5d94SLen Brown t->tsc = 0; 1624c98d5d94SLen Brown t->aperf = 0; 1625c98d5d94SLen Brown t->mperf = 0; 1626c98d5d94SLen Brown t->c1 = 0; 1627103a8feaSLen Brown 16282af4f9b8SLen Brown t->instr_count = 0; 16292af4f9b8SLen Brown 1630562a2d37SLen Brown t->irq_count = 0; 1631562a2d37SLen Brown t->smi_count = 0; 1632562a2d37SLen Brown 1633c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 1634c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 1635c98d5d94SLen Brown 1636c98d5d94SLen Brown c->c3 = 0; 1637c98d5d94SLen Brown c->c6 = 0; 1638c98d5d94SLen Brown c->c7 = 0; 16390539ba11SLen Brown c->mc6_us = 0; 1640889facbeSLen Brown c->core_temp_c = 0; 16419392bd98SCalvin Walton c->core_energy = 0; 1642c98d5d94SLen Brown 16430b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 16440b2bb692SLen Brown p->pkg_any_core_c0 = 0; 16450b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 16460b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 16470b2bb692SLen Brown 1648c98d5d94SLen Brown p->pc2 = 0; 16490f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1650c98d5d94SLen Brown p->pc3 = 0; 16510f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1652c98d5d94SLen Brown p->pc6 = 0; 16530f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1654c98d5d94SLen Brown p->pc7 = 0; 1655ca58710fSKristen Carlson Accardi p->pc8 = 0; 1656ca58710fSKristen Carlson Accardi p->pc9 = 0; 1657ca58710fSKristen Carlson Accardi p->pc10 = 0; 1658be0e54c4SLen Brown p->cpu_lpi = 0; 1659be0e54c4SLen Brown p->sys_lpi = 0; 1660889facbeSLen Brown 1661889facbeSLen Brown p->energy_pkg = 0; 1662889facbeSLen Brown p->energy_dram = 0; 1663889facbeSLen Brown p->energy_cores = 0; 1664889facbeSLen Brown p->energy_gfx = 0; 1665889facbeSLen Brown p->rapl_pkg_perf_status = 0; 1666889facbeSLen Brown p->rapl_dram_perf_status = 0; 1667889facbeSLen Brown p->pkg_temp_c = 0; 166827d47356SLen Brown 1669fdf676e5SLen Brown p->gfx_rc6_ms = 0; 167027d47356SLen Brown p->gfx_mhz = 0; 1671b4b91569SRafael Antognolli p->gfx_act_mhz = 0; 1672388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) 1673388e9c81SLen Brown t->counter[i] = 0; 1674388e9c81SLen Brown 1675388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) 1676388e9c81SLen Brown c->counter[i] = 0; 1677388e9c81SLen Brown 1678388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) 1679388e9c81SLen Brown p->counter[i] = 0; 1680103a8feaSLen Brown } 16811b439f01SLen Brown 16821b439f01SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1683103a8feaSLen Brown { 1684388e9c81SLen Brown int i; 1685388e9c81SLen Brown struct msr_counter *mp; 1686388e9c81SLen Brown 16874c2122d4SLen Brown /* copy un-changing apic_id's */ 16884c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 16894c2122d4SLen Brown average.threads.apic_id = t->apic_id; 16904c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 16914c2122d4SLen Brown average.threads.x2apic_id = t->x2apic_id; 16924c2122d4SLen Brown 16933f44a5c6SLen Brown /* remember first tv_begin */ 16943f44a5c6SLen Brown if (average.threads.tv_begin.tv_sec == 0) 16953f44a5c6SLen Brown average.threads.tv_begin = t->tv_begin; 16963f44a5c6SLen Brown 16973f44a5c6SLen Brown /* remember last tv_end */ 16983f44a5c6SLen Brown average.threads.tv_end = t->tv_end; 16993f44a5c6SLen Brown 1700c98d5d94SLen Brown average.threads.tsc += t->tsc; 1701c98d5d94SLen Brown average.threads.aperf += t->aperf; 1702c98d5d94SLen Brown average.threads.mperf += t->mperf; 1703c98d5d94SLen Brown average.threads.c1 += t->c1; 170415aaa346SLen Brown 17052af4f9b8SLen Brown average.threads.instr_count += t->instr_count; 17062af4f9b8SLen Brown 1707562a2d37SLen Brown average.threads.irq_count += t->irq_count; 1708562a2d37SLen Brown average.threads.smi_count += t->smi_count; 1709562a2d37SLen Brown 1710388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1711388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1712388e9c81SLen Brown continue; 1713388e9c81SLen Brown average.threads.counter[i] += t->counter[i]; 1714388e9c81SLen Brown } 1715388e9c81SLen Brown 1716c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 1717c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1718c98d5d94SLen Brown return 0; 1719c98d5d94SLen Brown 1720c98d5d94SLen Brown average.cores.c3 += c->c3; 1721c98d5d94SLen Brown average.cores.c6 += c->c6; 1722c98d5d94SLen Brown average.cores.c7 += c->c7; 17230539ba11SLen Brown average.cores.mc6_us += c->mc6_us; 1724c98d5d94SLen Brown 1725889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 1726889facbeSLen Brown 17279392bd98SCalvin Walton average.cores.core_energy += c->core_energy; 17289392bd98SCalvin Walton 1729388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1730388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1731388e9c81SLen Brown continue; 1732388e9c81SLen Brown average.cores.counter[i] += c->counter[i]; 1733388e9c81SLen Brown } 1734388e9c81SLen Brown 1735c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 1736c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1737c98d5d94SLen Brown return 0; 1738c98d5d94SLen Brown 1739a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 17400b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 1741a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 17420b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 1743a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 17440b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 1745a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 17460b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 17470b2bb692SLen Brown 1748c98d5d94SLen Brown average.packages.pc2 += p->pc2; 17490f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1750c98d5d94SLen Brown average.packages.pc3 += p->pc3; 17510f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1752c98d5d94SLen Brown average.packages.pc6 += p->pc6; 17530f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1754c98d5d94SLen Brown average.packages.pc7 += p->pc7; 1755ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 1756ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 1757ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 1758c98d5d94SLen Brown 1759be0e54c4SLen Brown average.packages.cpu_lpi = p->cpu_lpi; 1760be0e54c4SLen Brown average.packages.sys_lpi = p->sys_lpi; 1761be0e54c4SLen Brown 1762889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 1763889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 1764889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 1765889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 1766889facbeSLen Brown 1767fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 176827d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 1769b4b91569SRafael Antognolli average.packages.gfx_act_mhz = p->gfx_act_mhz; 177027d47356SLen Brown 1771889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 1772889facbeSLen Brown 1773889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 1774889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 1775388e9c81SLen Brown 1776388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1777388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1778388e9c81SLen Brown continue; 1779388e9c81SLen Brown average.packages.counter[i] += p->counter[i]; 1780388e9c81SLen Brown } 1781c98d5d94SLen Brown return 0; 1782c98d5d94SLen Brown } 17831b439f01SLen Brown 1784c98d5d94SLen Brown /* 1785c98d5d94SLen Brown * sum the counters for all cpus in the system 1786c98d5d94SLen Brown * compute the weighted average 1787c98d5d94SLen Brown */ 17881b439f01SLen Brown void compute_average(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1789c98d5d94SLen Brown { 1790388e9c81SLen Brown int i; 1791388e9c81SLen Brown struct msr_counter *mp; 1792388e9c81SLen Brown 1793c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1794c98d5d94SLen Brown 1795c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1796c98d5d94SLen Brown 1797d4794f25SYazen Ghannam /* Use the global time delta for the average. */ 1798d4794f25SYazen Ghannam average.threads.tv_delta = tv_delta; 1799d4794f25SYazen Ghannam 1800c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1801c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1802c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 18032af4f9b8SLen Brown average.threads.instr_count /= topo.num_cpus; 1804c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1805c98d5d94SLen Brown 18060de6c0dfSLen Brown if (average.threads.irq_count > 9999999) 18070de6c0dfSLen Brown sums_need_wide_columns = 1; 18080de6c0dfSLen Brown 1809c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1810c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1811c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 18120539ba11SLen Brown average.cores.mc6_us /= topo.num_cores; 1813c98d5d94SLen Brown 1814a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 18150b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 1816a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 18170b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 1818a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 18190b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 1820a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 18210b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 18220b2bb692SLen Brown 1823c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 18240f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1825c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 18260f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1827c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 18280f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1829c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1830ca58710fSKristen Carlson Accardi 1831ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1832ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1833ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1834388e9c81SLen Brown 1835388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1836388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1837388e9c81SLen Brown continue; 18380de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 18390de6c0dfSLen Brown if (average.threads.counter[i] > 9999999) 18400de6c0dfSLen Brown sums_need_wide_columns = 1; 184141618e63SLen Brown continue; 18420de6c0dfSLen Brown } 1843388e9c81SLen Brown average.threads.counter[i] /= topo.num_cpus; 1844388e9c81SLen Brown } 1845388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1846388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1847388e9c81SLen Brown continue; 18480de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 18490de6c0dfSLen Brown if (average.cores.counter[i] > 9999999) 18500de6c0dfSLen Brown sums_need_wide_columns = 1; 18510de6c0dfSLen Brown } 1852388e9c81SLen Brown average.cores.counter[i] /= topo.num_cores; 1853388e9c81SLen Brown } 1854388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1855388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1856388e9c81SLen Brown continue; 18570de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 18580de6c0dfSLen Brown if (average.packages.counter[i] > 9999999) 18590de6c0dfSLen Brown sums_need_wide_columns = 1; 18600de6c0dfSLen Brown } 1861388e9c81SLen Brown average.packages.counter[i] /= topo.num_packages; 1862388e9c81SLen Brown } 1863c98d5d94SLen Brown } 1864c98d5d94SLen Brown 1865c98d5d94SLen Brown static unsigned long long rdtsc(void) 1866c98d5d94SLen Brown { 1867c98d5d94SLen Brown unsigned int low, high; 1868c98d5d94SLen Brown 1869c98d5d94SLen Brown asm volatile ("rdtsc":"=a" (low), "=d"(high)); 1870c98d5d94SLen Brown 1871c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1872c98d5d94SLen Brown } 1873c98d5d94SLen Brown 1874c98d5d94SLen Brown /* 1875495c7654SLen Brown * Open a file, and exit on failure 1876495c7654SLen Brown */ 1877495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode) 1878495c7654SLen Brown { 1879495c7654SLen Brown FILE *filep = fopen(path, mode); 1880495c7654SLen Brown 1881495c7654SLen Brown if (!filep) 1882495c7654SLen Brown err(1, "%s: open failed", path); 1883495c7654SLen Brown return filep; 1884495c7654SLen Brown } 18851b439f01SLen Brown 1886495c7654SLen Brown /* 1887495c7654SLen Brown * snapshot_sysfs_counter() 1888495c7654SLen Brown * 1889495c7654SLen Brown * return snapshot of given counter 1890495c7654SLen Brown */ 1891495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path) 1892495c7654SLen Brown { 1893495c7654SLen Brown FILE *fp; 1894495c7654SLen Brown int retval; 1895495c7654SLen Brown unsigned long long counter; 1896495c7654SLen Brown 1897495c7654SLen Brown fp = fopen_or_die(path, "r"); 1898495c7654SLen Brown 1899495c7654SLen Brown retval = fscanf(fp, "%lld", &counter); 1900495c7654SLen Brown if (retval != 1) 1901495c7654SLen Brown err(1, "snapshot_sysfs_counter(%s)", path); 1902495c7654SLen Brown 1903495c7654SLen Brown fclose(fp); 1904495c7654SLen Brown 1905495c7654SLen Brown return counter; 1906495c7654SLen Brown } 1907495c7654SLen Brown 1908495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp) 1909495c7654SLen Brown { 1910495c7654SLen Brown if (mp->msr_num != 0) { 1911495c7654SLen Brown if (get_msr(cpu, mp->msr_num, counterp)) 1912495c7654SLen Brown return -1; 1913495c7654SLen Brown } else { 191446c27978SLen Brown char path[128 + PATH_BYTES]; 191541618e63SLen Brown 191641618e63SLen Brown if (mp->flags & SYSFS_PERCPU) { 19171b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/%s", cpu, mp->path); 191841618e63SLen Brown 191941618e63SLen Brown *counterp = snapshot_sysfs_counter(path); 192041618e63SLen Brown } else { 1921495c7654SLen Brown *counterp = snapshot_sysfs_counter(mp->path); 1922495c7654SLen Brown } 192341618e63SLen Brown } 1924495c7654SLen Brown 1925495c7654SLen Brown return 0; 1926495c7654SLen Brown } 1927495c7654SLen Brown 19286d6501d9SBorislav Petkov int get_epb(int cpu) 19296d6501d9SBorislav Petkov { 19306d6501d9SBorislav Petkov char path[128 + PATH_BYTES]; 19317f1b11baSBorislav Petkov unsigned long long msr; 19326d6501d9SBorislav Petkov int ret, epb = -1; 19336d6501d9SBorislav Petkov FILE *fp; 19346d6501d9SBorislav Petkov 19356d6501d9SBorislav Petkov sprintf(path, "/sys/devices/system/cpu/cpu%d/power/energy_perf_bias", cpu); 19366d6501d9SBorislav Petkov 19377f1b11baSBorislav Petkov fp = fopen(path, "r"); 19387f1b11baSBorislav Petkov if (!fp) 19397f1b11baSBorislav Petkov goto msr_fallback; 19406d6501d9SBorislav Petkov 19416d6501d9SBorislav Petkov ret = fscanf(fp, "%d", &epb); 19426d6501d9SBorislav Petkov if (ret != 1) 19436d6501d9SBorislav Petkov err(1, "%s(%s)", __func__, path); 19446d6501d9SBorislav Petkov 19456d6501d9SBorislav Petkov fclose(fp); 19466d6501d9SBorislav Petkov 19476d6501d9SBorislav Petkov return epb; 19487f1b11baSBorislav Petkov 19497f1b11baSBorislav Petkov msr_fallback: 19507f1b11baSBorislav Petkov get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr); 19517f1b11baSBorislav Petkov 19527f1b11baSBorislav Petkov return msr & 0xf; 19536d6501d9SBorislav Petkov } 19546d6501d9SBorislav Petkov 19554c2122d4SLen Brown void get_apic_id(struct thread_data *t) 19564c2122d4SLen Brown { 195734041551SLen Brown unsigned int eax, ebx, ecx, edx; 195834041551SLen Brown 195934041551SLen Brown if (DO_BIC(BIC_APIC)) { 196034041551SLen Brown eax = ebx = ecx = edx = 0; 196134041551SLen Brown __cpuid(1, eax, ebx, ecx, edx); 196234041551SLen Brown 196334041551SLen Brown t->apic_id = (ebx >> 24) & 0xff; 196434041551SLen Brown } 196534041551SLen Brown 196634041551SLen Brown if (!DO_BIC(BIC_X2APIC)) 196734041551SLen Brown return; 196834041551SLen Brown 1969c1c10cc7SPu Wen if (authentic_amd || hygon_genuine) { 197034041551SLen Brown unsigned int topology_extensions; 197134041551SLen Brown 197234041551SLen Brown if (max_extended_level < 0x8000001e) 197334041551SLen Brown return; 19744c2122d4SLen Brown 19754c2122d4SLen Brown eax = ebx = ecx = edx = 0; 197634041551SLen Brown __cpuid(0x80000001, eax, ebx, ecx, edx); 197734041551SLen Brown topology_extensions = ecx & (1 << 22); 197834041551SLen Brown 197934041551SLen Brown if (topology_extensions == 0) 198034041551SLen Brown return; 198134041551SLen Brown 198234041551SLen Brown eax = ebx = ecx = edx = 0; 198334041551SLen Brown __cpuid(0x8000001e, eax, ebx, ecx, edx); 198434041551SLen Brown 198534041551SLen Brown t->x2apic_id = eax; 198634041551SLen Brown return; 198734041551SLen Brown } 19884c2122d4SLen Brown 19894c2122d4SLen Brown if (!genuine_intel) 19904c2122d4SLen Brown return; 19914c2122d4SLen Brown 19924c2122d4SLen Brown if (max_level < 0xb) 19934c2122d4SLen Brown return; 19944c2122d4SLen Brown 19954c2122d4SLen Brown ecx = 0; 19964c2122d4SLen Brown __cpuid(0xb, eax, ebx, ecx, edx); 19974c2122d4SLen Brown t->x2apic_id = edx; 19984c2122d4SLen Brown 199934041551SLen Brown if (debug && (t->apic_id != (t->x2apic_id & 0xff))) 20001b439f01SLen Brown fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n", t->cpu_id, t->apic_id, t->x2apic_id); 20014c2122d4SLen Brown } 20024c2122d4SLen Brown 2003495c7654SLen Brown /* 2004c98d5d94SLen Brown * get_counters(...) 2005c98d5d94SLen Brown * migrate to cpu 2006c98d5d94SLen Brown * acquire and record local counters for that cpu 2007c98d5d94SLen Brown */ 2008c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2009c98d5d94SLen Brown { 2010c98d5d94SLen Brown int cpu = t->cpu_id; 2011889facbeSLen Brown unsigned long long msr; 20120102b067SLen Brown int aperf_mperf_retry_count = 0; 2013388e9c81SLen Brown struct msr_counter *mp; 2014388e9c81SLen Brown int i; 2015c98d5d94SLen Brown 2016e52966c0SLen Brown if (cpu_migrate(cpu)) { 20173d7772eaSLen Brown fprintf(outf, "get_counters: Could not migrate to CPU %d\n", cpu); 201815aaa346SLen Brown return -1; 2019e52966c0SLen Brown } 202015aaa346SLen Brown 2021d4794f25SYazen Ghannam gettimeofday(&t->tv_begin, (struct timezone *)NULL); 2022d4794f25SYazen Ghannam 20234c2122d4SLen Brown if (first_counter_read) 20244c2122d4SLen Brown get_apic_id(t); 20250102b067SLen Brown retry: 2026c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 202715aaa346SLen Brown 20281b439f01SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz) || soft_c1_residency_display(BIC_Avg_MHz)) { 20290102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 20300102b067SLen Brown 20310102b067SLen Brown /* 20320102b067SLen Brown * The TSC, APERF and MPERF must be read together for 20330102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 20340102b067SLen Brown * 20350102b067SLen Brown * Unfortunately, APERF and MPERF are read by 20360102b067SLen Brown * individual system call, so delays may occur 20370102b067SLen Brown * between them. If the time to read them 20380102b067SLen Brown * varies by a large amount, we re-read them. 20390102b067SLen Brown */ 20400102b067SLen Brown 20410102b067SLen Brown /* 20420102b067SLen Brown * This initial dummy APERF read has been seen to 20430102b067SLen Brown * reduce jitter in the subsequent reads. 20440102b067SLen Brown */ 20450102b067SLen Brown 20469c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 2047c98d5d94SLen Brown return -3; 20480102b067SLen Brown 20490102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 20500102b067SLen Brown 20510102b067SLen Brown tsc_before = t->tsc; 20520102b067SLen Brown 20530102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 20540102b067SLen Brown return -3; 20550102b067SLen Brown 20560102b067SLen Brown tsc_between = rdtsc(); 20570102b067SLen Brown 20589c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 2059c98d5d94SLen Brown return -4; 20600102b067SLen Brown 20610102b067SLen Brown tsc_after = rdtsc(); 20620102b067SLen Brown 20630102b067SLen Brown aperf_time = tsc_between - tsc_before; 20640102b067SLen Brown mperf_time = tsc_after - tsc_between; 20650102b067SLen Brown 20660102b067SLen Brown /* 20670102b067SLen Brown * If the system call latency to read APERF and MPERF 20680102b067SLen Brown * differ by more than 2x, then try again. 20690102b067SLen Brown */ 20700102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 20710102b067SLen Brown aperf_mperf_retry_count++; 20720102b067SLen Brown if (aperf_mperf_retry_count < 5) 20730102b067SLen Brown goto retry; 20740102b067SLen Brown else 20751b439f01SLen Brown warnx("cpu%d jitter %lld %lld", cpu, aperf_time, mperf_time); 20760102b067SLen Brown } 20770102b067SLen Brown aperf_mperf_retry_count = 0; 20780102b067SLen Brown 2079b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 2080b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 208188c3281fSLen Brown } 208288c3281fSLen Brown 20832af4f9b8SLen Brown if (DO_BIC(BIC_IPC)) 20842af4f9b8SLen Brown if (read(get_instr_count_fd(cpu), &t->instr_count, sizeof(long long)) != sizeof(long long)) 20852af4f9b8SLen Brown return -4; 20862af4f9b8SLen Brown 2087812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 2088562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 2089812db3f7SLen Brown if (DO_BIC(BIC_SMI)) { 20901ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 20911ed51011SLen Brown return -5; 20921ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 20931ed51011SLen Brown } 20940539ba11SLen Brown if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) { 2095144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 2096144b44b1SLen Brown return -6; 2097144b44b1SLen Brown } 2098144b44b1SLen Brown 2099388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 2100495c7654SLen Brown if (get_mp(cpu, mp, &t->counter[i])) 2101388e9c81SLen Brown return -10; 2102388e9c81SLen Brown } 2103388e9c81SLen Brown 2104c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 2105c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2106f4fdf2b4SLen Brown goto done; 2107c98d5d94SLen Brown 21081e9042b9SSrinivas Pandruvada if (DO_BIC(BIC_CPU_c3) || soft_c1_residency_display(BIC_CPU_c3)) { 2109c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 2110c98d5d94SLen Brown return -6; 2111144b44b1SLen Brown } 2112144b44b1SLen Brown 21131e9042b9SSrinivas Pandruvada if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) { 2114c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 2115c98d5d94SLen Brown return -7; 21161e9042b9SSrinivas Pandruvada } else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) { 2117fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 2118fb5d4327SDasaratharaman Chandramouli return -7; 2119103a8feaSLen Brown } 212015aaa346SLen Brown 21217ab5ff49SZhang Rui if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7)) { 2122c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 2123c98d5d94SLen Brown return -8; 21247ab5ff49SZhang Rui else if (t->is_atom) { 21257ab5ff49SZhang Rui /* 21267ab5ff49SZhang Rui * For Atom CPUs that has core cstate deeper than c6, 21277ab5ff49SZhang Rui * MSR_CORE_C6_RESIDENCY returns residency of cc6 and deeper. 21287ab5ff49SZhang Rui * Minus CC7 (and deeper cstates) residency to get 21297ab5ff49SZhang Rui * accturate cc6 residency. 21307ab5ff49SZhang Rui */ 21317ab5ff49SZhang Rui c->c6 -= c->c7; 21327ab5ff49SZhang Rui } 21337ab5ff49SZhang Rui } 2134c98d5d94SLen Brown 21350539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 21360539ba11SLen Brown if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us)) 21370539ba11SLen Brown return -8; 21380539ba11SLen Brown 2139812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) { 2140889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2141889facbeSLen Brown return -9; 214255279aefSZhang Rui c->core_temp_c = tj_max - ((msr >> 16) & 0x7F); 2143889facbeSLen Brown } 2144889facbeSLen Brown 21459392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 21469392bd98SCalvin Walton if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr)) 21479392bd98SCalvin Walton return -14; 21489392bd98SCalvin Walton c->core_energy = msr & 0xFFFFFFFF; 21499392bd98SCalvin Walton } 21509392bd98SCalvin Walton 2151388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 2152495c7654SLen Brown if (get_mp(cpu, mp, &c->counter[i])) 2153388e9c81SLen Brown return -10; 2154388e9c81SLen Brown } 2155889facbeSLen Brown 2156c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 2157c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2158f4fdf2b4SLen Brown goto done; 215915aaa346SLen Brown 2160a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) { 21610b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 21620b2bb692SLen Brown return -10; 2163a99d8730SLen Brown } 2164a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) { 21650b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 21660b2bb692SLen Brown return -11; 2167a99d8730SLen Brown } 2168a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) { 21690b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 21700b2bb692SLen Brown return -12; 2171a99d8730SLen Brown } 2172a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) { 21730b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 21740b2bb692SLen Brown return -13; 21750b2bb692SLen Brown } 21760f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 2177c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 2178c98d5d94SLen Brown return -9; 21790f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) { 21800539ba11SLen Brown if (do_slm_cstates) { 21810539ba11SLen Brown if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6)) 21820539ba11SLen Brown return -10; 21830539ba11SLen Brown } else { 2184c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 2185c98d5d94SLen Brown return -10; 21860539ba11SLen Brown } 21870539ba11SLen Brown } 21880539ba11SLen Brown 21890f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 2190c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 2191c98d5d94SLen Brown return -11; 21920f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 2193c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 2194c98d5d94SLen Brown return -12; 21950f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 2196ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 2197ca58710fSKristen Carlson Accardi return -13; 21980f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 2199ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 2200ca58710fSKristen Carlson Accardi return -13; 22010f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 2202ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 2203ca58710fSKristen Carlson Accardi return -13; 22040f47c08dSLen Brown 2205be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 2206be0e54c4SLen Brown p->cpu_lpi = cpuidle_cur_cpu_lpi_us; 2207be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 2208be0e54c4SLen Brown p->sys_lpi = cpuidle_cur_sys_lpi_us; 2209be0e54c4SLen Brown 2210889facbeSLen Brown if (do_rapl & RAPL_PKG) { 22119972d5d8SChen Yu if (get_msr_sum(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 2212889facbeSLen Brown return -13; 22139972d5d8SChen Yu p->energy_pkg = msr; 2214889facbeSLen Brown } 22159148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 22169972d5d8SChen Yu if (get_msr_sum(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 2217889facbeSLen Brown return -14; 22189972d5d8SChen Yu p->energy_cores = msr; 2219889facbeSLen Brown } 2220889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 22219972d5d8SChen Yu if (get_msr_sum(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 2222889facbeSLen Brown return -15; 22239972d5d8SChen Yu p->energy_dram = msr; 2224889facbeSLen Brown } 2225889facbeSLen Brown if (do_rapl & RAPL_GFX) { 22269972d5d8SChen Yu if (get_msr_sum(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 2227889facbeSLen Brown return -16; 22289972d5d8SChen Yu p->energy_gfx = msr; 2229889facbeSLen Brown } 2230889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 22319972d5d8SChen Yu if (get_msr_sum(cpu, MSR_PKG_PERF_STATUS, &msr)) 2232889facbeSLen Brown return -16; 22339972d5d8SChen Yu p->rapl_pkg_perf_status = msr; 2234889facbeSLen Brown } 2235889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 22369972d5d8SChen Yu if (get_msr_sum(cpu, MSR_DRAM_PERF_STATUS, &msr)) 2237889facbeSLen Brown return -16; 22389972d5d8SChen Yu p->rapl_dram_perf_status = msr; 2239889facbeSLen Brown } 22403316f99aSCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 22419972d5d8SChen Yu if (get_msr_sum(cpu, MSR_PKG_ENERGY_STAT, &msr)) 22423316f99aSCalvin Walton return -13; 22439972d5d8SChen Yu p->energy_pkg = msr; 22443316f99aSCalvin Walton } 2245812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) { 2246889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2247889facbeSLen Brown return -17; 224855279aefSZhang Rui p->pkg_temp_c = tj_max - ((msr >> 16) & 0x7F); 2249889facbeSLen Brown } 2250fdf676e5SLen Brown 2251812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 2252fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 2253fdf676e5SLen Brown 2254812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 225527d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 225627d47356SLen Brown 2257b4b91569SRafael Antognolli if (DO_BIC(BIC_GFXACTMHz)) 2258b4b91569SRafael Antognolli p->gfx_act_mhz = gfx_act_mhz; 2259b4b91569SRafael Antognolli 2260388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 2261495c7654SLen Brown if (get_mp(cpu, mp, &p->counter[i])) 2262388e9c81SLen Brown return -10; 2263388e9c81SLen Brown } 2264f4fdf2b4SLen Brown done: 2265f4fdf2b4SLen Brown gettimeofday(&t->tv_end, (struct timezone *)NULL); 2266388e9c81SLen Brown 226715aaa346SLen Brown return 0; 2268103a8feaSLen Brown } 2269103a8feaSLen Brown 2270ee7e38e3SLen Brown /* 2271ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 2272ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 2273ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 2274ee7e38e3SLen Brown */ 2275ee7e38e3SLen Brown 2276ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 2277ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 2278ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 2279ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 2280ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 2281ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 2282ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 2283ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 2284ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 2285ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 2286ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 2287ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 22880b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 22890b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 2290445640a5SLen Brown #define PCL_10 14 /* PC10 */ 2291445640a5SLen Brown #define PCLUNL 15 /* Unlimited */ 2292ee7e38e3SLen Brown 2293ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 2294ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 22951b439f01SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited" 22961b439f01SLen Brown }; 2297ee7e38e3SLen Brown 22981b439f01SLen Brown int nhm_pkg_cstate_limits[16] = 22991b439f01SLen Brown { PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 230038c6663aSLen Brown PCLRSV, PCLRSV 230138c6663aSLen Brown }; 230238c6663aSLen Brown 23031b439f01SLen Brown int snb_pkg_cstate_limits[16] = 23041b439f01SLen Brown { PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 230538c6663aSLen Brown PCLRSV, PCLRSV 230638c6663aSLen Brown }; 230738c6663aSLen Brown 23081b439f01SLen Brown int hsw_pkg_cstate_limits[16] = 23091b439f01SLen Brown { PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 231038c6663aSLen Brown PCLRSV, PCLRSV 231138c6663aSLen Brown }; 231238c6663aSLen Brown 23131b439f01SLen Brown int slv_pkg_cstate_limits[16] = 23141b439f01SLen Brown { PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 231538c6663aSLen Brown PCL__6, PCL__7 231638c6663aSLen Brown }; 231738c6663aSLen Brown 23181b439f01SLen Brown int amt_pkg_cstate_limits[16] = 23191b439f01SLen Brown { PCLUNL, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 232038c6663aSLen Brown PCLRSV, PCLRSV 232138c6663aSLen Brown }; 232238c6663aSLen Brown 23231b439f01SLen Brown int phi_pkg_cstate_limits[16] = 23241b439f01SLen Brown { PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 232538c6663aSLen Brown PCLRSV, PCLRSV 232638c6663aSLen Brown }; 232738c6663aSLen Brown 23281b439f01SLen Brown int glm_pkg_cstate_limits[16] = 23291b439f01SLen Brown { PCLUNL, PCL__1, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCL_10, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 233038c6663aSLen Brown PCLRSV, PCLRSV 233138c6663aSLen Brown }; 233238c6663aSLen Brown 23331b439f01SLen Brown int skx_pkg_cstate_limits[16] = 23341b439f01SLen Brown { PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 233538c6663aSLen Brown PCLRSV, PCLRSV 233638c6663aSLen Brown }; 233738c6663aSLen Brown 23381b439f01SLen Brown int icx_pkg_cstate_limits[16] = 23391b439f01SLen Brown { PCL__0, PCL__2, PCL__6, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, 234038c6663aSLen Brown PCLRSV, PCLRSV 234138c6663aSLen Brown }; 2342a2b7b749SLen Brown 23431b439f01SLen Brown static void calculate_tsc_tweak() 2344a2b7b749SLen Brown { 2345a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 2346a2b7b749SLen Brown } 2347a2b7b749SLen Brown 2348aeb01e6dSChen Yu void prewake_cstate_probe(unsigned int family, unsigned int model); 2349aeb01e6dSChen Yu 23501b439f01SLen Brown static void dump_nhm_platform_info(void) 2351103a8feaSLen Brown { 2352103a8feaSLen Brown unsigned long long msr; 2353103a8feaSLen Brown unsigned int ratio; 2354103a8feaSLen Brown 2355ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 2356103a8feaSLen Brown 2357b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 23586574a5d5SLen Brown 2359103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 23601b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n", ratio, bclk, ratio * bclk); 2361103a8feaSLen Brown 2362103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 23631b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", ratio, bclk, ratio * bclk); 2364103a8feaSLen Brown 23657ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 2366b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 2367bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 236867920418SLen Brown 2369aeb01e6dSChen Yu /* C-state Pre-wake Disable (CSTATE_PREWAKE_DISABLE) */ 2370aeb01e6dSChen Yu if (dis_cstate_prewake) 23711b439f01SLen Brown fprintf(outf, "C-state Pre-wake: %sabled\n", msr & 0x40000000 ? "DIS" : "EN"); 2372aeb01e6dSChen Yu 2373fcd17211SLen Brown return; 2374fcd17211SLen Brown } 2375fcd17211SLen Brown 23761b439f01SLen Brown static void dump_hsw_turbo_ratio_limits(void) 2377fcd17211SLen Brown { 2378fcd17211SLen Brown unsigned long long msr; 2379fcd17211SLen Brown unsigned int ratio; 2380fcd17211SLen Brown 23817ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 2382fcd17211SLen Brown 2383b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 2384fcd17211SLen Brown 2385fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 2386fcd17211SLen Brown if (ratio) 23871b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n", ratio, bclk, ratio * bclk); 2388fcd17211SLen Brown 2389fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 2390fcd17211SLen Brown if (ratio) 23911b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n", ratio, bclk, ratio * bclk); 2392fcd17211SLen Brown return; 2393fcd17211SLen Brown } 2394fcd17211SLen Brown 23951b439f01SLen Brown static void dump_ivt_turbo_ratio_limits(void) 2396fcd17211SLen Brown { 2397fcd17211SLen Brown unsigned long long msr; 2398fcd17211SLen Brown unsigned int ratio; 23996574a5d5SLen Brown 24007ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 24016574a5d5SLen Brown 2402b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 24036574a5d5SLen Brown 24046574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 24056574a5d5SLen Brown if (ratio) 24061b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n", ratio, bclk, ratio * bclk); 24076574a5d5SLen Brown 24086574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 24096574a5d5SLen Brown if (ratio) 24101b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n", ratio, bclk, ratio * bclk); 24116574a5d5SLen Brown 24126574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 24136574a5d5SLen Brown if (ratio) 24141b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n", ratio, bclk, ratio * bclk); 24156574a5d5SLen Brown 24166574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 24176574a5d5SLen Brown if (ratio) 24181b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n", ratio, bclk, ratio * bclk); 24196574a5d5SLen Brown 24206574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 24216574a5d5SLen Brown if (ratio) 24221b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n", ratio, bclk, ratio * bclk); 24236574a5d5SLen Brown 24246574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 24256574a5d5SLen Brown if (ratio) 24261b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n", ratio, bclk, ratio * bclk); 24276574a5d5SLen Brown 24286574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 24296574a5d5SLen Brown if (ratio) 24301b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n", ratio, bclk, ratio * bclk); 24316574a5d5SLen Brown 24326574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 24336574a5d5SLen Brown if (ratio) 24341b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n", ratio, bclk, ratio * bclk); 2435103a8feaSLen Brown return; 2436fcd17211SLen Brown } 24371b439f01SLen Brown 243831e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model) 243931e07522SLen Brown { 244031e07522SLen Brown 244131e07522SLen Brown if (!genuine_intel) 244231e07522SLen Brown return 0; 244331e07522SLen Brown 244431e07522SLen Brown switch (model) { 244531e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 244631e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 244725368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: 24485ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_D: 244920de0dabSAntti Laakso case INTEL_FAM6_ATOM_TREMONT_D: 245031e07522SLen Brown return 1; 245131e07522SLen Brown } 245231e07522SLen Brown return 0; 245331e07522SLen Brown } 2454fcd17211SLen Brown 24551b439f01SLen Brown static void dump_turbo_ratio_limits(int family, int model) 2456fcd17211SLen Brown { 245731e07522SLen Brown unsigned long long msr, core_counts; 245831e07522SLen Brown unsigned int ratio, group_size; 2459103a8feaSLen Brown 24607ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2461b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 24626574a5d5SLen Brown 246331e07522SLen Brown if (has_turbo_ratio_group_limits(family, model)) { 246431e07522SLen Brown get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts); 246531e07522SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts); 246631e07522SLen Brown } else { 246731e07522SLen Brown core_counts = 0x0807060504030201; 246831e07522SLen Brown } 246931e07522SLen Brown 24706574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 247131e07522SLen Brown group_size = (core_counts >> 56) & 0xFF; 24726574a5d5SLen Brown if (ratio) 247331e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 247431e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 24756574a5d5SLen Brown 24766574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 247731e07522SLen Brown group_size = (core_counts >> 48) & 0xFF; 24786574a5d5SLen Brown if (ratio) 247931e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 248031e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 24816574a5d5SLen Brown 24826574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 248331e07522SLen Brown group_size = (core_counts >> 40) & 0xFF; 24846574a5d5SLen Brown if (ratio) 248531e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 248631e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 24876574a5d5SLen Brown 24886574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 248931e07522SLen Brown group_size = (core_counts >> 32) & 0xFF; 24906574a5d5SLen Brown if (ratio) 249131e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 249231e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 24936574a5d5SLen Brown 2494103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 249531e07522SLen Brown group_size = (core_counts >> 24) & 0xFF; 2496103a8feaSLen Brown if (ratio) 249731e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 249831e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2499103a8feaSLen Brown 2500103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 250131e07522SLen Brown group_size = (core_counts >> 16) & 0xFF; 2502103a8feaSLen Brown if (ratio) 250331e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 250431e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2505103a8feaSLen Brown 2506103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 250731e07522SLen Brown group_size = (core_counts >> 8) & 0xFF; 2508103a8feaSLen Brown if (ratio) 250931e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 251031e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2511103a8feaSLen Brown 2512103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 251331e07522SLen Brown group_size = (core_counts >> 0) & 0xFF; 2514103a8feaSLen Brown if (ratio) 251531e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 251631e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2517fcd17211SLen Brown return; 2518fcd17211SLen Brown } 25193a9a941dSLen Brown 25201b439f01SLen Brown static void dump_atom_turbo_ratio_limits(void) 25210f7887c4SLen Brown { 25220f7887c4SLen Brown unsigned long long msr; 25230f7887c4SLen Brown unsigned int ratio; 25240f7887c4SLen Brown 25250f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr); 25260f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 25270f7887c4SLen Brown 25280f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 25290f7887c4SLen Brown if (ratio) 25301b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n", ratio, bclk, ratio * bclk); 25310f7887c4SLen Brown 25320f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 25330f7887c4SLen Brown if (ratio) 25341b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n", ratio, bclk, ratio * bclk); 25350f7887c4SLen Brown 25360f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 25370f7887c4SLen Brown if (ratio) 25381b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", ratio, bclk, ratio * bclk); 25390f7887c4SLen Brown 25400f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr); 25410f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 25420f7887c4SLen Brown 25430f7887c4SLen Brown ratio = (msr >> 24) & 0x3F; 25440f7887c4SLen Brown if (ratio) 25451b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n", ratio, bclk, ratio * bclk); 25460f7887c4SLen Brown 25470f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 25480f7887c4SLen Brown if (ratio) 25491b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n", ratio, bclk, ratio * bclk); 25500f7887c4SLen Brown 25510f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 25520f7887c4SLen Brown if (ratio) 25531b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n", ratio, bclk, ratio * bclk); 25540f7887c4SLen Brown 25550f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 25560f7887c4SLen Brown if (ratio) 25571b439f01SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n", ratio, bclk, ratio * bclk); 25580f7887c4SLen Brown } 25590f7887c4SLen Brown 25601b439f01SLen Brown static void dump_knl_turbo_ratio_limits(void) 2561fb5d4327SDasaratharaman Chandramouli { 2562cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 2563cbf97abaSHubert Chrzaniuk 2564fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 2565cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 2566cbf97abaSHubert Chrzaniuk int i, b_nr; 2567cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 2568cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 2569fb5d4327SDasaratharaman Chandramouli 2570ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2571fb5d4327SDasaratharaman Chandramouli 25721b439f01SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 2573fb5d4327SDasaratharaman Chandramouli 25741e3ec5cdSRandy Dunlap /* 2575fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 2576cbf97abaSHubert Chrzaniuk * [0] -- Reserved 2577cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 2578fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 2579fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 2580fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 2581fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 2582fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 2583fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 2584fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 2585fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 2586fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 2587fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 2588fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 2589fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 2590fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 2591fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 2592fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 2593fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 2594fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 2595fb5d4327SDasaratharaman Chandramouli */ 2596fb5d4327SDasaratharaman Chandramouli 2597cbf97abaSHubert Chrzaniuk b_nr = 0; 2598cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 2599cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 2600cbf97abaSHubert Chrzaniuk 2601cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 2602fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 2603cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 2604fb5d4327SDasaratharaman Chandramouli 2605cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 2606cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 2607cbf97abaSHubert Chrzaniuk b_nr++; 2608fb5d4327SDasaratharaman Chandramouli } 2609cbf97abaSHubert Chrzaniuk 2610cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 2611cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 2612b7d8c148SLen Brown fprintf(outf, 2613710f273bSLen Brown "%d * %.1f = %.1f MHz max turbo %d active cores\n", 2614cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 2615fb5d4327SDasaratharaman Chandramouli } 2616fb5d4327SDasaratharaman Chandramouli 26171b439f01SLen Brown static void dump_nhm_cst_cfg(void) 2618fcd17211SLen Brown { 2619fcd17211SLen Brown unsigned long long msr; 2620fcd17211SLen Brown 26211df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 2622fcd17211SLen Brown 26231df2e55aSLen Brown fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr); 2624fcd17211SLen Brown 26253e8b62bfSArtem Bityutskiy fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)", 2626fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 2627fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 2628fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 2629fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 26301b439f01SLen Brown (msr & (1 << 15)) ? "" : "UN", (unsigned int)msr & 0xF, pkg_cstate_limit_strings[pkg_cstate_limit]); 2631ac980e13SArtem Bityutskiy 2632ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION (1UL << 16) 2633ac980e13SArtem Bityutskiy if (has_automatic_cstate_conversion) { 26341b439f01SLen Brown fprintf(outf, ", automatic c-state conversion=%s", (msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off"); 2635ac980e13SArtem Bityutskiy } 2636ac980e13SArtem Bityutskiy 2637ac980e13SArtem Bityutskiy fprintf(outf, ")\n"); 2638ac980e13SArtem Bityutskiy 2639fcd17211SLen Brown return; 2640103a8feaSLen Brown } 2641103a8feaSLen Brown 26421b439f01SLen Brown static void dump_config_tdp(void) 26436fb3143bSLen Brown { 26446fb3143bSLen Brown unsigned long long msr; 26456fb3143bSLen Brown 26466fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 2647b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 2648685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 26496fb3143bSLen Brown 26506fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 2651b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 26526fb3143bSLen Brown if (msr) { 2653685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2654685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2655685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2656685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 26576fb3143bSLen Brown } 2658b7d8c148SLen Brown fprintf(outf, ")\n"); 26596fb3143bSLen Brown 26606fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 2661b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 26626fb3143bSLen Brown if (msr) { 2663685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2664685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2665685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2666685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 26676fb3143bSLen Brown } 2668b7d8c148SLen Brown fprintf(outf, ")\n"); 26696fb3143bSLen Brown 26706fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 2671b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 26726fb3143bSLen Brown if ((msr) & 0x3) 2673b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 2674b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2675b7d8c148SLen Brown fprintf(outf, ")\n"); 26766fb3143bSLen Brown 26776fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 2678b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 2679685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 2680b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2681b7d8c148SLen Brown fprintf(outf, ")\n"); 26826fb3143bSLen Brown } 26835a63426eSLen Brown 26845a63426eSLen Brown unsigned int irtl_time_units[] = { 1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 26855a63426eSLen Brown 26865a63426eSLen Brown void print_irtl(void) 26875a63426eSLen Brown { 26885a63426eSLen Brown unsigned long long msr; 26895a63426eSLen Brown 26905a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 26915a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 26925a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 26935a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 26945a63426eSLen Brown 26955a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 26965a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 26975a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 26985a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 26995a63426eSLen Brown 27005a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 27015a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 27025a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 27035a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 27045a63426eSLen Brown 27055a63426eSLen Brown if (!do_irtl_hsw) 27065a63426eSLen Brown return; 27075a63426eSLen Brown 27085a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 27095a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 27105a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 27115a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 27125a63426eSLen Brown 27135a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 27145a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 27155a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 27165a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 27175a63426eSLen Brown 27185a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 27195a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 27205a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 27215a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 27225a63426eSLen Brown 27235a63426eSLen Brown } 27241b439f01SLen Brown 272536229897SLen Brown void free_fd_percpu(void) 272636229897SLen Brown { 272736229897SLen Brown int i; 272836229897SLen Brown 272901a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 273036229897SLen Brown if (fd_percpu[i] != 0) 273136229897SLen Brown close(fd_percpu[i]); 273236229897SLen Brown } 273336229897SLen Brown 273436229897SLen Brown free(fd_percpu); 27356fb3143bSLen Brown } 27366fb3143bSLen Brown 2737c98d5d94SLen Brown void free_all_buffers(void) 2738103a8feaSLen Brown { 27390e2d8f05SLen Brown int i; 27400e2d8f05SLen Brown 2741c98d5d94SLen Brown CPU_FREE(cpu_present_set); 2742c98d5d94SLen Brown cpu_present_set = NULL; 274336229897SLen Brown cpu_present_setsize = 0; 2744103a8feaSLen Brown 2745c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 2746c98d5d94SLen Brown cpu_affinity_set = NULL; 2747c98d5d94SLen Brown cpu_affinity_setsize = 0; 2748103a8feaSLen Brown 2749c98d5d94SLen Brown free(thread_even); 2750c98d5d94SLen Brown free(core_even); 2751c98d5d94SLen Brown free(package_even); 2752103a8feaSLen Brown 2753c98d5d94SLen Brown thread_even = NULL; 2754c98d5d94SLen Brown core_even = NULL; 2755c98d5d94SLen Brown package_even = NULL; 2756103a8feaSLen Brown 2757c98d5d94SLen Brown free(thread_odd); 2758c98d5d94SLen Brown free(core_odd); 2759c98d5d94SLen Brown free(package_odd); 2760103a8feaSLen Brown 2761c98d5d94SLen Brown thread_odd = NULL; 2762c98d5d94SLen Brown core_odd = NULL; 2763c98d5d94SLen Brown package_odd = NULL; 2764103a8feaSLen Brown 2765c98d5d94SLen Brown free(output_buffer); 2766c98d5d94SLen Brown output_buffer = NULL; 2767c98d5d94SLen Brown outp = NULL; 276836229897SLen Brown 276936229897SLen Brown free_fd_percpu(); 2770562a2d37SLen Brown 2771562a2d37SLen Brown free(irq_column_2_cpu); 2772562a2d37SLen Brown free(irqs_per_cpu); 27730e2d8f05SLen Brown 27740e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 27750e2d8f05SLen Brown if (cpus[i].put_ids) 27760e2d8f05SLen Brown CPU_FREE(cpus[i].put_ids); 27770e2d8f05SLen Brown } 27780e2d8f05SLen Brown free(cpus); 2779103a8feaSLen Brown } 2780103a8feaSLen Brown 278157a42a34SJosh Triplett /* 278295aebc44SJosh Triplett * Parse a file containing a single int. 27836de68fe1SLen Brown * Return 0 if file can not be opened 27846de68fe1SLen Brown * Exit if file can be opened, but can not be parsed 278595aebc44SJosh Triplett */ 278695aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 278795aebc44SJosh Triplett { 278895aebc44SJosh Triplett va_list args; 278995aebc44SJosh Triplett char path[PATH_MAX]; 279095aebc44SJosh Triplett FILE *filep; 279195aebc44SJosh Triplett int value; 279295aebc44SJosh Triplett 279395aebc44SJosh Triplett va_start(args, fmt); 279495aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 279595aebc44SJosh Triplett va_end(args); 27966de68fe1SLen Brown filep = fopen(path, "r"); 27976de68fe1SLen Brown if (!filep) 27986de68fe1SLen Brown return 0; 2799b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 2800b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 280195aebc44SJosh Triplett fclose(filep); 280295aebc44SJosh Triplett return value; 280395aebc44SJosh Triplett } 280495aebc44SJosh Triplett 280595aebc44SJosh Triplett /* 2806c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 2807c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 2808c98d5d94SLen Brown */ 2809c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 2810c98d5d94SLen Brown { 281195aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 2812103a8feaSLen Brown } 2813103a8feaSLen Brown 2814103a8feaSLen Brown int get_physical_package_id(int cpu) 2815103a8feaSLen Brown { 281695aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 2817103a8feaSLen Brown } 2818103a8feaSLen Brown 28196de68fe1SLen Brown int get_die_id(int cpu) 28206de68fe1SLen Brown { 28216de68fe1SLen Brown return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu); 28226de68fe1SLen Brown } 28236de68fe1SLen Brown 2824103a8feaSLen Brown int get_core_id(int cpu) 2825103a8feaSLen Brown { 282695aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 2827103a8feaSLen Brown } 2828103a8feaSLen Brown 2829ef605741SPrarit Bhargava void set_node_data(void) 2830ef605741SPrarit Bhargava { 28312ffbb224SPrarit Bhargava int pkg, node, lnode, cpu, cpux; 28322ffbb224SPrarit Bhargava int cpu_count; 2833ef605741SPrarit Bhargava 28342ffbb224SPrarit Bhargava /* initialize logical_node_id */ 28352ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) 28362ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = -1; 2837ef605741SPrarit Bhargava 28382ffbb224SPrarit Bhargava cpu_count = 0; 28392ffbb224SPrarit Bhargava for (pkg = 0; pkg < topo.num_packages; pkg++) { 28402ffbb224SPrarit Bhargava lnode = 0; 28412ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) { 28422ffbb224SPrarit Bhargava if (cpus[cpu].physical_package_id != pkg) 2843ef605741SPrarit Bhargava continue; 28442ffbb224SPrarit Bhargava /* find a cpu with an unset logical_node_id */ 28452ffbb224SPrarit Bhargava if (cpus[cpu].logical_node_id != -1) 28462ffbb224SPrarit Bhargava continue; 28472ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = lnode; 2848ef605741SPrarit Bhargava node = cpus[cpu].physical_node_id; 28492ffbb224SPrarit Bhargava cpu_count++; 28502ffbb224SPrarit Bhargava /* 28512ffbb224SPrarit Bhargava * find all matching cpus on this pkg and set 28522ffbb224SPrarit Bhargava * the logical_node_id 28532ffbb224SPrarit Bhargava */ 28542ffbb224SPrarit Bhargava for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) { 28551b439f01SLen Brown if ((cpus[cpux].physical_package_id == pkg) && (cpus[cpux].physical_node_id == node)) { 28562ffbb224SPrarit Bhargava cpus[cpux].logical_node_id = lnode; 28572ffbb224SPrarit Bhargava cpu_count++; 2858ef605741SPrarit Bhargava } 28592ffbb224SPrarit Bhargava } 28602ffbb224SPrarit Bhargava lnode++; 28612ffbb224SPrarit Bhargava if (lnode > topo.nodes_per_pkg) 28622ffbb224SPrarit Bhargava topo.nodes_per_pkg = lnode; 28632ffbb224SPrarit Bhargava } 28642ffbb224SPrarit Bhargava if (cpu_count >= topo.max_cpu_num) 28652ffbb224SPrarit Bhargava break; 28662ffbb224SPrarit Bhargava } 2867ef605741SPrarit Bhargava } 2868ef605741SPrarit Bhargava 2869ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu) 2870c98d5d94SLen Brown { 2871c98d5d94SLen Brown char path[80]; 2872c98d5d94SLen Brown FILE *filep; 28730e2d8f05SLen Brown int i; 28740e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 2875c98d5d94SLen Brown 28760e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; i++) { 28771b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist", cpu, i); 28780e2d8f05SLen Brown filep = fopen(path, "r"); 28790e2d8f05SLen Brown if (!filep) 28800e2d8f05SLen Brown continue; 28810e2d8f05SLen Brown fclose(filep); 28820e2d8f05SLen Brown return i; 28830e2d8f05SLen Brown } 28840e2d8f05SLen Brown return -1; 2885e275b388SDasaratharaman Chandramouli } 2886c98d5d94SLen Brown 28870e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu) 28880e2d8f05SLen Brown { 28890e2d8f05SLen Brown char path[80], character; 28900e2d8f05SLen Brown FILE *filep; 28910e2d8f05SLen Brown unsigned long map; 28928cb48b32SPrarit Bhargava int so, shift, sib_core; 28930e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 28940e2d8f05SLen Brown int offset = topo.max_cpu_num + 1; 28950e2d8f05SLen Brown size_t size; 28968cb48b32SPrarit Bhargava int thread_id = 0; 28970e2d8f05SLen Brown 28980e2d8f05SLen Brown thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1)); 28998cb48b32SPrarit Bhargava if (thiscpu->thread_id < 0) 29008cb48b32SPrarit Bhargava thiscpu->thread_id = thread_id++; 29010e2d8f05SLen Brown if (!thiscpu->put_ids) 29020e2d8f05SLen Brown return -1; 29030e2d8f05SLen Brown 29040e2d8f05SLen Brown size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 29050e2d8f05SLen Brown CPU_ZERO_S(size, thiscpu->put_ids); 29060e2d8f05SLen Brown 29071b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu); 29083d7772eaSLen Brown filep = fopen(path, "r"); 29093d7772eaSLen Brown 29103d7772eaSLen Brown if (!filep) { 29113d7772eaSLen Brown warnx("%s: open failed", path); 29123d7772eaSLen Brown return -1; 29133d7772eaSLen Brown } 29140e2d8f05SLen Brown do { 29150e2d8f05SLen Brown offset -= BITMASK_SIZE; 29168173c336SBen Hutchings if (fscanf(filep, "%lx%c", &map, &character) != 2) 29178173c336SBen Hutchings err(1, "%s: failed to parse file", path); 29180e2d8f05SLen Brown for (shift = 0; shift < BITMASK_SIZE; shift++) { 29190e2d8f05SLen Brown if ((map >> shift) & 0x1) { 29208cb48b32SPrarit Bhargava so = shift + offset; 29218cb48b32SPrarit Bhargava sib_core = get_core_id(so); 29228cb48b32SPrarit Bhargava if (sib_core == thiscpu->physical_core_id) { 29238cb48b32SPrarit Bhargava CPU_SET_S(so, size, thiscpu->put_ids); 29241b439f01SLen Brown if ((so != cpu) && (cpus[so].thread_id < 0)) 29251b439f01SLen Brown cpus[so].thread_id = thread_id++; 29268cb48b32SPrarit Bhargava } 29270e2d8f05SLen Brown } 29280e2d8f05SLen Brown } 29290e2d8f05SLen Brown } while (!strncmp(&character, ",", 1)); 2930c98d5d94SLen Brown fclose(filep); 29310e2d8f05SLen Brown 29320e2d8f05SLen Brown return CPU_COUNT_S(size, thiscpu->put_ids); 2933c98d5d94SLen Brown } 2934c98d5d94SLen Brown 2935c98d5d94SLen Brown /* 2936c98d5d94SLen Brown * run func(thread, core, package) in topology order 2937c98d5d94SLen Brown * skip non-present cpus 2938103a8feaSLen Brown */ 2939103a8feaSLen Brown 2940c98d5d94SLen Brown int for_all_cpus_2(int (func) (struct thread_data *, struct core_data *, 2941c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 2942c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 2943c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 29441b439f01SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, struct pkg_data *pkg_base2) 2945c98d5d94SLen Brown { 294640f5cfe7SPrarit Bhargava int retval, pkg_no, node_no, core_no, thread_no; 2947c98d5d94SLen Brown 2948c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 294940f5cfe7SPrarit Bhargava for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) { 29501b439f01SLen Brown for (core_no = 0; core_no < topo.cores_per_node; ++core_no) { 29511b439f01SLen Brown for (thread_no = 0; thread_no < topo.threads_per_core; ++thread_no) { 2952c98d5d94SLen Brown struct thread_data *t, *t2; 2953c98d5d94SLen Brown struct core_data *c, *c2; 2954c98d5d94SLen Brown struct pkg_data *p, *p2; 2955c98d5d94SLen Brown 29561b439f01SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no); 2957c98d5d94SLen Brown 2958c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 2959c98d5d94SLen Brown continue; 2960c98d5d94SLen Brown 29611b439f01SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, node_no, pkg_no); 2962c98d5d94SLen Brown 29631b439f01SLen Brown c = GET_CORE(core_base, core_no, node_no, pkg_no); 29641b439f01SLen Brown c2 = GET_CORE(core_base2, core_no, node_no, pkg_no); 2965c98d5d94SLen Brown 2966c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 2967c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 2968c98d5d94SLen Brown 2969c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 2970c98d5d94SLen Brown if (retval) 2971c98d5d94SLen Brown return retval; 2972c98d5d94SLen Brown } 2973c98d5d94SLen Brown } 2974c98d5d94SLen Brown } 297540f5cfe7SPrarit Bhargava } 2976c98d5d94SLen Brown return 0; 2977c98d5d94SLen Brown } 2978c98d5d94SLen Brown 2979c98d5d94SLen Brown /* 2980c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 2981c98d5d94SLen Brown * return max_cpu number 2982c98d5d94SLen Brown */ 2983c98d5d94SLen Brown int for_all_proc_cpus(int (func) (int)) 2984103a8feaSLen Brown { 2985103a8feaSLen Brown FILE *fp; 2986c98d5d94SLen Brown int cpu_num; 2987103a8feaSLen Brown int retval; 2988103a8feaSLen Brown 298957a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 2990103a8feaSLen Brown 2991103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 2992b2c95d90SJosh Triplett if (retval != 0) 2993b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 2994103a8feaSLen Brown 2995c98d5d94SLen Brown while (1) { 2996c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 2997103a8feaSLen Brown if (retval != 1) 2998103a8feaSLen Brown break; 2999103a8feaSLen Brown 3000c98d5d94SLen Brown retval = func(cpu_num); 3001c98d5d94SLen Brown if (retval) { 3002c98d5d94SLen Brown fclose(fp); 3003c98d5d94SLen Brown return (retval); 3004c98d5d94SLen Brown } 3005103a8feaSLen Brown } 3006103a8feaSLen Brown fclose(fp); 3007c98d5d94SLen Brown return 0; 3008103a8feaSLen Brown } 3009103a8feaSLen Brown 3010103a8feaSLen Brown void re_initialize(void) 3011103a8feaSLen Brown { 3012c98d5d94SLen Brown free_all_buffers(); 3013c98d5d94SLen Brown setup_all_buffers(); 30143d7772eaSLen Brown fprintf(outf, "turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 3015103a8feaSLen Brown } 3016103a8feaSLen Brown 3017843c5791SPrarit Bhargava void set_max_cpu_num(void) 3018843c5791SPrarit Bhargava { 3019843c5791SPrarit Bhargava FILE *filep; 30208201a028SPrarit Bhargava int base_cpu; 3021843c5791SPrarit Bhargava unsigned long dummy; 30228201a028SPrarit Bhargava char pathname[64]; 3023843c5791SPrarit Bhargava 30248201a028SPrarit Bhargava base_cpu = sched_getcpu(); 30258201a028SPrarit Bhargava if (base_cpu < 0) 30268201a028SPrarit Bhargava err(1, "cannot find calling cpu ID"); 30271b439f01SLen Brown sprintf(pathname, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", base_cpu); 30288201a028SPrarit Bhargava 30298201a028SPrarit Bhargava filep = fopen_or_die(pathname, "r"); 3030843c5791SPrarit Bhargava topo.max_cpu_num = 0; 3031843c5791SPrarit Bhargava while (fscanf(filep, "%lx,", &dummy) == 1) 30320e2d8f05SLen Brown topo.max_cpu_num += BITMASK_SIZE; 3033843c5791SPrarit Bhargava fclose(filep); 3034843c5791SPrarit Bhargava topo.max_cpu_num--; /* 0 based */ 3035843c5791SPrarit Bhargava } 3036c98d5d94SLen Brown 3037103a8feaSLen Brown /* 3038c98d5d94SLen Brown * count_cpus() 3039c98d5d94SLen Brown * remember the last one seen, it will be the max 3040103a8feaSLen Brown */ 3041c98d5d94SLen Brown int count_cpus(int cpu) 3042103a8feaSLen Brown { 3043843c5791SPrarit Bhargava topo.num_cpus++; 3044c98d5d94SLen Brown return 0; 3045103a8feaSLen Brown } 30461b439f01SLen Brown 3047c98d5d94SLen Brown int mark_cpu_present(int cpu) 3048c98d5d94SLen Brown { 3049c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 305015aaa346SLen Brown return 0; 3051103a8feaSLen Brown } 3052103a8feaSLen Brown 30538cb48b32SPrarit Bhargava int init_thread_id(int cpu) 30548cb48b32SPrarit Bhargava { 30558cb48b32SPrarit Bhargava cpus[cpu].thread_id = -1; 30568cb48b32SPrarit Bhargava return 0; 30578cb48b32SPrarit Bhargava } 30588cb48b32SPrarit Bhargava 3059562a2d37SLen Brown /* 3060562a2d37SLen Brown * snapshot_proc_interrupts() 3061562a2d37SLen Brown * 3062562a2d37SLen Brown * read and record summary of /proc/interrupts 3063562a2d37SLen Brown * 3064562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 3065562a2d37SLen Brown */ 3066562a2d37SLen Brown int snapshot_proc_interrupts(void) 3067562a2d37SLen Brown { 3068562a2d37SLen Brown static FILE *fp; 3069562a2d37SLen Brown int column, retval; 3070562a2d37SLen Brown 3071562a2d37SLen Brown if (fp == NULL) 3072562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 3073562a2d37SLen Brown else 3074562a2d37SLen Brown rewind(fp); 3075562a2d37SLen Brown 3076562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 3077562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 3078562a2d37SLen Brown int cpu_number; 3079562a2d37SLen Brown 3080562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 3081562a2d37SLen Brown if (retval != 1) 3082562a2d37SLen Brown break; 3083562a2d37SLen Brown 3084562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 3085562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 3086562a2d37SLen Brown return 1; 3087562a2d37SLen Brown } 3088562a2d37SLen Brown 3089562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 3090562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 3091562a2d37SLen Brown } 3092562a2d37SLen Brown 3093562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 3094562a2d37SLen Brown while (1) { 3095562a2d37SLen Brown int column; 3096562a2d37SLen Brown char buf[64]; 3097562a2d37SLen Brown 3098562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 3099562a2d37SLen Brown if (retval != 1) 3100562a2d37SLen Brown break; 3101562a2d37SLen Brown 3102562a2d37SLen Brown /* read the count per cpu */ 3103562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 3104562a2d37SLen Brown 3105562a2d37SLen Brown int cpu_number, irq_count; 3106562a2d37SLen Brown 3107562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 3108562a2d37SLen Brown if (retval != 1) 3109562a2d37SLen Brown break; 3110562a2d37SLen Brown 3111562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 3112562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 3113562a2d37SLen Brown 3114562a2d37SLen Brown } 3115562a2d37SLen Brown 31161b439f01SLen Brown while (getc(fp) != '\n') ; /* flush interrupt description */ 3117562a2d37SLen Brown 3118562a2d37SLen Brown } 3119562a2d37SLen Brown return 0; 3120562a2d37SLen Brown } 31211b439f01SLen Brown 312227d47356SLen Brown /* 3123fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 3124fdf676e5SLen Brown * 3125fdf676e5SLen Brown * record snapshot of 3126fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 3127fdf676e5SLen Brown * 3128fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 3129fdf676e5SLen Brown */ 3130fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 3131fdf676e5SLen Brown { 3132fdf676e5SLen Brown FILE *fp; 3133fdf676e5SLen Brown int retval; 3134fdf676e5SLen Brown 3135fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 3136fdf676e5SLen Brown 3137fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 3138fdf676e5SLen Brown if (retval != 1) 3139fdf676e5SLen Brown err(1, "GFX rc6"); 3140fdf676e5SLen Brown 3141fdf676e5SLen Brown fclose(fp); 3142fdf676e5SLen Brown 3143fdf676e5SLen Brown return 0; 3144fdf676e5SLen Brown } 31451b439f01SLen Brown 3146fdf676e5SLen Brown /* 314727d47356SLen Brown * snapshot_gfx_mhz() 314827d47356SLen Brown * 314927d47356SLen Brown * record snapshot of 315027d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 315127d47356SLen Brown * 315227d47356SLen Brown * return 1 if config change requires a restart, else return 0 315327d47356SLen Brown */ 315427d47356SLen Brown int snapshot_gfx_mhz(void) 315527d47356SLen Brown { 315627d47356SLen Brown static FILE *fp; 315727d47356SLen Brown int retval; 315827d47356SLen Brown 315927d47356SLen Brown if (fp == NULL) 316027d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 316122048c54SLen Brown else { 316227d47356SLen Brown rewind(fp); 316322048c54SLen Brown fflush(fp); 316422048c54SLen Brown } 316527d47356SLen Brown 316627d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 316727d47356SLen Brown if (retval != 1) 316827d47356SLen Brown err(1, "GFX MHz"); 316927d47356SLen Brown 317027d47356SLen Brown return 0; 317127d47356SLen Brown } 3172562a2d37SLen Brown 3173562a2d37SLen Brown /* 3174b4b91569SRafael Antognolli * snapshot_gfx_cur_mhz() 3175b4b91569SRafael Antognolli * 3176b4b91569SRafael Antognolli * record snapshot of 3177b4b91569SRafael Antognolli * /sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz 3178b4b91569SRafael Antognolli * 3179b4b91569SRafael Antognolli * return 1 if config change requires a restart, else return 0 3180b4b91569SRafael Antognolli */ 3181b4b91569SRafael Antognolli int snapshot_gfx_act_mhz(void) 3182b4b91569SRafael Antognolli { 3183b4b91569SRafael Antognolli static FILE *fp; 3184b4b91569SRafael Antognolli int retval; 3185b4b91569SRafael Antognolli 3186b4b91569SRafael Antognolli if (fp == NULL) 3187b4b91569SRafael Antognolli fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", "r"); 3188b4b91569SRafael Antognolli else { 3189b4b91569SRafael Antognolli rewind(fp); 3190b4b91569SRafael Antognolli fflush(fp); 3191b4b91569SRafael Antognolli } 3192b4b91569SRafael Antognolli 3193b4b91569SRafael Antognolli retval = fscanf(fp, "%d", &gfx_act_mhz); 3194b4b91569SRafael Antognolli if (retval != 1) 3195b4b91569SRafael Antognolli err(1, "GFX ACT MHz"); 3196b4b91569SRafael Antognolli 3197b4b91569SRafael Antognolli return 0; 3198b4b91569SRafael Antognolli } 3199b4b91569SRafael Antognolli 3200b4b91569SRafael Antognolli /* 3201be0e54c4SLen Brown * snapshot_cpu_lpi() 3202be0e54c4SLen Brown * 3203be0e54c4SLen Brown * record snapshot of 3204be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us 3205be0e54c4SLen Brown */ 3206be0e54c4SLen Brown int snapshot_cpu_lpi_us(void) 3207be0e54c4SLen Brown { 3208be0e54c4SLen Brown FILE *fp; 3209be0e54c4SLen Brown int retval; 3210be0e54c4SLen Brown 3211be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r"); 3212be0e54c4SLen Brown 3213be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us); 32145ea7647bSPrarit Bhargava if (retval != 1) { 32155ea7647bSPrarit Bhargava fprintf(stderr, "Disabling Low Power Idle CPU output\n"); 32165ea7647bSPrarit Bhargava BIC_NOT_PRESENT(BIC_CPU_LPI); 3217605736c6SGustavo A. R. Silva fclose(fp); 32185ea7647bSPrarit Bhargava return -1; 32195ea7647bSPrarit Bhargava } 3220be0e54c4SLen Brown 3221be0e54c4SLen Brown fclose(fp); 3222be0e54c4SLen Brown 3223be0e54c4SLen Brown return 0; 3224be0e54c4SLen Brown } 32251b439f01SLen Brown 3226be0e54c4SLen Brown /* 3227be0e54c4SLen Brown * snapshot_sys_lpi() 3228be0e54c4SLen Brown * 32291f81c5efSLen Brown * record snapshot of sys_lpi_file 3230be0e54c4SLen Brown */ 3231be0e54c4SLen Brown int snapshot_sys_lpi_us(void) 3232be0e54c4SLen Brown { 3233be0e54c4SLen Brown FILE *fp; 3234be0e54c4SLen Brown int retval; 3235be0e54c4SLen Brown 32361f81c5efSLen Brown fp = fopen_or_die(sys_lpi_file, "r"); 3237be0e54c4SLen Brown 3238be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us); 32395ea7647bSPrarit Bhargava if (retval != 1) { 32405ea7647bSPrarit Bhargava fprintf(stderr, "Disabling Low Power Idle System output\n"); 32415ea7647bSPrarit Bhargava BIC_NOT_PRESENT(BIC_SYS_LPI); 324215423b95SColin Ian King fclose(fp); 32435ea7647bSPrarit Bhargava return -1; 32445ea7647bSPrarit Bhargava } 3245be0e54c4SLen Brown fclose(fp); 3246be0e54c4SLen Brown 3247be0e54c4SLen Brown return 0; 3248be0e54c4SLen Brown } 32491b439f01SLen Brown 3250be0e54c4SLen Brown /* 3251562a2d37SLen Brown * snapshot /proc and /sys files 3252562a2d37SLen Brown * 3253562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 3254562a2d37SLen Brown */ 3255562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 3256562a2d37SLen Brown { 3257218f0e8dSLen Brown if (DO_BIC(BIC_IRQ)) 3258562a2d37SLen Brown if (snapshot_proc_interrupts()) 3259562a2d37SLen Brown return 1; 3260562a2d37SLen Brown 3261812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 3262fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 3263fdf676e5SLen Brown 3264812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 326527d47356SLen Brown snapshot_gfx_mhz(); 326627d47356SLen Brown 3267b4b91569SRafael Antognolli if (DO_BIC(BIC_GFXACTMHz)) 3268b4b91569SRafael Antognolli snapshot_gfx_act_mhz(); 3269b4b91569SRafael Antognolli 3270be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 3271be0e54c4SLen Brown snapshot_cpu_lpi_us(); 3272be0e54c4SLen Brown 3273be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 3274be0e54c4SLen Brown snapshot_sys_lpi_us(); 3275be0e54c4SLen Brown 3276562a2d37SLen Brown return 0; 3277562a2d37SLen Brown } 3278562a2d37SLen Brown 32798aa2ed0bSLen Brown int exit_requested; 32808aa2ed0bSLen Brown 32818aa2ed0bSLen Brown static void signal_handler(int signal) 32828aa2ed0bSLen Brown { 32838aa2ed0bSLen Brown switch (signal) { 32848aa2ed0bSLen Brown case SIGINT: 32858aa2ed0bSLen Brown exit_requested = 1; 32868aa2ed0bSLen Brown if (debug) 32878aa2ed0bSLen Brown fprintf(stderr, " SIGINT\n"); 32888aa2ed0bSLen Brown break; 328907211960SLen Brown case SIGUSR1: 329007211960SLen Brown if (debug > 1) 329107211960SLen Brown fprintf(stderr, "SIGUSR1\n"); 329207211960SLen Brown break; 32938aa2ed0bSLen Brown } 32948aa2ed0bSLen Brown } 32958aa2ed0bSLen Brown 32968aa2ed0bSLen Brown void setup_signal_handler(void) 32978aa2ed0bSLen Brown { 32988aa2ed0bSLen Brown struct sigaction sa; 32998aa2ed0bSLen Brown 33008aa2ed0bSLen Brown memset(&sa, 0, sizeof(sa)); 33018aa2ed0bSLen Brown 33028aa2ed0bSLen Brown sa.sa_handler = &signal_handler; 33038aa2ed0bSLen Brown 33048aa2ed0bSLen Brown if (sigaction(SIGINT, &sa, NULL) < 0) 33058aa2ed0bSLen Brown err(1, "sigaction SIGINT"); 330607211960SLen Brown if (sigaction(SIGUSR1, &sa, NULL) < 0) 330707211960SLen Brown err(1, "sigaction SIGUSR1"); 33088aa2ed0bSLen Brown } 3309b9ad8ee0SLen Brown 331047936f94SArtem Bityutskiy void do_sleep(void) 3311b9ad8ee0SLen Brown { 3312c026c236SArtem Bityutskiy struct timeval tout; 3313c026c236SArtem Bityutskiy struct timespec rest; 3314b9ad8ee0SLen Brown fd_set readfds; 3315b9ad8ee0SLen Brown int retval; 3316b9ad8ee0SLen Brown 3317b9ad8ee0SLen Brown FD_ZERO(&readfds); 3318b9ad8ee0SLen Brown FD_SET(0, &readfds); 3319b9ad8ee0SLen Brown 3320c026c236SArtem Bityutskiy if (ignore_stdin) { 332147936f94SArtem Bityutskiy nanosleep(&interval_ts, NULL); 332247936f94SArtem Bityutskiy return; 332347936f94SArtem Bityutskiy } 3324b9ad8ee0SLen Brown 3325c026c236SArtem Bityutskiy tout = interval_tv; 3326c026c236SArtem Bityutskiy retval = select(1, &readfds, NULL, NULL, &tout); 3327b9ad8ee0SLen Brown 3328b9ad8ee0SLen Brown if (retval == 1) { 3329b9ad8ee0SLen Brown switch (getc(stdin)) { 3330b9ad8ee0SLen Brown case 'q': 3331b9ad8ee0SLen Brown exit_requested = 1; 3332b9ad8ee0SLen Brown break; 3333c026c236SArtem Bityutskiy case EOF: 3334c026c236SArtem Bityutskiy /* 3335c026c236SArtem Bityutskiy * 'stdin' is a pipe closed on the other end. There 3336c026c236SArtem Bityutskiy * won't be any further input. 3337c026c236SArtem Bityutskiy */ 3338c026c236SArtem Bityutskiy ignore_stdin = 1; 3339c026c236SArtem Bityutskiy /* Sleep the rest of the time */ 3340c026c236SArtem Bityutskiy rest.tv_sec = (tout.tv_sec + tout.tv_usec / 1000000); 3341c026c236SArtem Bityutskiy rest.tv_nsec = (tout.tv_usec % 1000000) * 1000; 3342c026c236SArtem Bityutskiy nanosleep(&rest, NULL); 3343b9ad8ee0SLen Brown } 3344b9ad8ee0SLen Brown } 3345b9ad8ee0SLen Brown } 334647936f94SArtem Bityutskiy 334787e15da9SChen Yu int get_msr_sum(int cpu, off_t offset, unsigned long long *msr) 334887e15da9SChen Yu { 334987e15da9SChen Yu int ret, idx; 335087e15da9SChen Yu unsigned long long msr_cur, msr_last; 335187e15da9SChen Yu 335287e15da9SChen Yu if (!per_cpu_msr_sum) 335387e15da9SChen Yu return 1; 335487e15da9SChen Yu 335587e15da9SChen Yu idx = offset_to_idx(offset); 335687e15da9SChen Yu if (idx < 0) 335787e15da9SChen Yu return idx; 335887e15da9SChen Yu /* get_msr_sum() = sum + (get_msr() - last) */ 335987e15da9SChen Yu ret = get_msr(cpu, offset, &msr_cur); 336087e15da9SChen Yu if (ret) 336187e15da9SChen Yu return ret; 336287e15da9SChen Yu msr_last = per_cpu_msr_sum[cpu].entries[idx].last; 336387e15da9SChen Yu DELTA_WRAP32(msr_cur, msr_last); 336487e15da9SChen Yu *msr = msr_last + per_cpu_msr_sum[cpu].entries[idx].sum; 336587e15da9SChen Yu 336687e15da9SChen Yu return 0; 336787e15da9SChen Yu } 336887e15da9SChen Yu 336987e15da9SChen Yu timer_t timerid; 337087e15da9SChen Yu 337187e15da9SChen Yu /* Timer callback, update the sum of MSRs periodically. */ 337287e15da9SChen Yu static int update_msr_sum(struct thread_data *t, struct core_data *c, struct pkg_data *p) 337387e15da9SChen Yu { 337487e15da9SChen Yu int i, ret; 337587e15da9SChen Yu int cpu = t->cpu_id; 337687e15da9SChen Yu 337787e15da9SChen Yu for (i = IDX_PKG_ENERGY; i < IDX_COUNT; i++) { 337887e15da9SChen Yu unsigned long long msr_cur, msr_last; 337913a779deSCalvin Walton off_t offset; 338087e15da9SChen Yu 338187e15da9SChen Yu if (!idx_valid(i)) 338287e15da9SChen Yu continue; 338387e15da9SChen Yu offset = idx_to_offset(i); 338487e15da9SChen Yu if (offset < 0) 338587e15da9SChen Yu continue; 338687e15da9SChen Yu ret = get_msr(cpu, offset, &msr_cur); 338787e15da9SChen Yu if (ret) { 33881b439f01SLen Brown fprintf(outf, "Can not update msr(0x%llx)\n", (unsigned long long)offset); 338987e15da9SChen Yu continue; 339087e15da9SChen Yu } 339187e15da9SChen Yu 339287e15da9SChen Yu msr_last = per_cpu_msr_sum[cpu].entries[i].last; 339387e15da9SChen Yu per_cpu_msr_sum[cpu].entries[i].last = msr_cur & 0xffffffff; 339487e15da9SChen Yu 339587e15da9SChen Yu DELTA_WRAP32(msr_cur, msr_last); 339687e15da9SChen Yu per_cpu_msr_sum[cpu].entries[i].sum += msr_last; 339787e15da9SChen Yu } 339887e15da9SChen Yu return 0; 339987e15da9SChen Yu } 340087e15da9SChen Yu 34011b439f01SLen Brown static void msr_record_handler(union sigval v) 340287e15da9SChen Yu { 340387e15da9SChen Yu for_all_cpus(update_msr_sum, EVEN_COUNTERS); 340487e15da9SChen Yu } 340587e15da9SChen Yu 340687e15da9SChen Yu void msr_sum_record(void) 340787e15da9SChen Yu { 340887e15da9SChen Yu struct itimerspec its; 340987e15da9SChen Yu struct sigevent sev; 341087e15da9SChen Yu 341187e15da9SChen Yu per_cpu_msr_sum = calloc(topo.max_cpu_num + 1, sizeof(struct msr_sum_array)); 341287e15da9SChen Yu if (!per_cpu_msr_sum) { 341387e15da9SChen Yu fprintf(outf, "Can not allocate memory for long time MSR.\n"); 341487e15da9SChen Yu return; 341587e15da9SChen Yu } 341687e15da9SChen Yu /* 341787e15da9SChen Yu * Signal handler might be restricted, so use thread notifier instead. 341887e15da9SChen Yu */ 341987e15da9SChen Yu memset(&sev, 0, sizeof(struct sigevent)); 342087e15da9SChen Yu sev.sigev_notify = SIGEV_THREAD; 342187e15da9SChen Yu sev.sigev_notify_function = msr_record_handler; 342287e15da9SChen Yu 342387e15da9SChen Yu sev.sigev_value.sival_ptr = &timerid; 342487e15da9SChen Yu if (timer_create(CLOCK_REALTIME, &sev, &timerid) == -1) { 342587e15da9SChen Yu fprintf(outf, "Can not create timer.\n"); 342687e15da9SChen Yu goto release_msr; 342787e15da9SChen Yu } 342887e15da9SChen Yu 342987e15da9SChen Yu its.it_value.tv_sec = 0; 343087e15da9SChen Yu its.it_value.tv_nsec = 1; 343187e15da9SChen Yu /* 343287e15da9SChen Yu * A wraparound time has been calculated early. 343387e15da9SChen Yu * Some sources state that the peak power for a 343487e15da9SChen Yu * microprocessor is usually 1.5 times the TDP rating, 343587e15da9SChen Yu * use 2 * TDP for safety. 343687e15da9SChen Yu */ 343787e15da9SChen Yu its.it_interval.tv_sec = rapl_joule_counter_range / 2; 343887e15da9SChen Yu its.it_interval.tv_nsec = 0; 343987e15da9SChen Yu 344087e15da9SChen Yu if (timer_settime(timerid, 0, &its, NULL) == -1) { 344187e15da9SChen Yu fprintf(outf, "Can not set timer.\n"); 344287e15da9SChen Yu goto release_timer; 344387e15da9SChen Yu } 344487e15da9SChen Yu return; 344587e15da9SChen Yu 344687e15da9SChen Yu release_timer: 344787e15da9SChen Yu timer_delete(timerid); 344887e15da9SChen Yu release_msr: 344987e15da9SChen Yu free(per_cpu_msr_sum); 345087e15da9SChen Yu } 34514c2122d4SLen Brown 345238c6663aSLen Brown /* 345338c6663aSLen Brown * set_my_sched_priority(pri) 345438c6663aSLen Brown * return previous 345538c6663aSLen Brown */ 345638c6663aSLen Brown int set_my_sched_priority(int priority) 345738c6663aSLen Brown { 345838c6663aSLen Brown int retval; 345938c6663aSLen Brown int original_priority; 346038c6663aSLen Brown 346138c6663aSLen Brown errno = 0; 346238c6663aSLen Brown original_priority = getpriority(PRIO_PROCESS, 0); 346338c6663aSLen Brown if (errno && (original_priority == -1)) 346438c6663aSLen Brown err(errno, "getpriority"); 346538c6663aSLen Brown 346638c6663aSLen Brown retval = setpriority(PRIO_PROCESS, 0, priority); 346738c6663aSLen Brown if (retval) 346838c6663aSLen Brown err(retval, "setpriority(%d)", priority); 346938c6663aSLen Brown 347038c6663aSLen Brown errno = 0; 347138c6663aSLen Brown retval = getpriority(PRIO_PROCESS, 0); 347238c6663aSLen Brown if (retval != priority) 347338c6663aSLen Brown err(-1, "getpriority(%d) != setpriority(%d)", retval, priority); 347438c6663aSLen Brown 347538c6663aSLen Brown return original_priority; 347638c6663aSLen Brown } 347738c6663aSLen Brown 3478103a8feaSLen Brown void turbostat_loop() 3479103a8feaSLen Brown { 3480c98d5d94SLen Brown int retval; 3481e52966c0SLen Brown int restarted = 0; 3482023fe0acSChen Yu int done_iters = 0; 3483c98d5d94SLen Brown 34848aa2ed0bSLen Brown setup_signal_handler(); 34858aa2ed0bSLen Brown 348638c6663aSLen Brown /* 348738c6663aSLen Brown * elevate own priority for interval mode 348838c6663aSLen Brown */ 348938c6663aSLen Brown set_my_sched_priority(-20); 349038c6663aSLen Brown 3491103a8feaSLen Brown restart: 3492e52966c0SLen Brown restarted++; 3493e52966c0SLen Brown 3494562a2d37SLen Brown snapshot_proc_sysfs_files(); 3495c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 34964c2122d4SLen Brown first_counter_read = 0; 3497d91bb17cSLen Brown if (retval < -1) { 3498d91bb17cSLen Brown exit(retval); 3499d91bb17cSLen Brown } else if (retval == -1) { 35003d7772eaSLen Brown if (restarted > 10) { 3501e52966c0SLen Brown exit(retval); 3502e52966c0SLen Brown } 3503c98d5d94SLen Brown re_initialize(); 3504c98d5d94SLen Brown goto restart; 3505c98d5d94SLen Brown } 3506e52966c0SLen Brown restarted = 0; 3507023fe0acSChen Yu done_iters = 0; 3508103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3509103a8feaSLen Brown 3510103a8feaSLen Brown while (1) { 3511c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 3512103a8feaSLen Brown re_initialize(); 3513103a8feaSLen Brown goto restart; 3514103a8feaSLen Brown } 3515b9ad8ee0SLen Brown do_sleep(); 3516562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3517562a2d37SLen Brown goto restart; 3518c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 3519d91bb17cSLen Brown if (retval < -1) { 3520d91bb17cSLen Brown exit(retval); 3521d91bb17cSLen Brown } else if (retval == -1) { 352215aaa346SLen Brown re_initialize(); 352315aaa346SLen Brown goto restart; 352415aaa346SLen Brown } 3525103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3526103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3527ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 3528ba3dec99SLen Brown re_initialize(); 3529ba3dec99SLen Brown goto restart; 3530ba3dec99SLen Brown } 3531c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3532c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3533b7d8c148SLen Brown flush_output_stdout(); 35348aa2ed0bSLen Brown if (exit_requested) 35358aa2ed0bSLen Brown break; 3536023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3537023fe0acSChen Yu break; 3538b9ad8ee0SLen Brown do_sleep(); 3539562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3540562a2d37SLen Brown goto restart; 3541c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 3542d91bb17cSLen Brown if (retval < -1) { 3543d91bb17cSLen Brown exit(retval); 3544d91bb17cSLen Brown } else if (retval == -1) { 3545103a8feaSLen Brown re_initialize(); 3546103a8feaSLen Brown goto restart; 3547103a8feaSLen Brown } 3548103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3549103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 3550ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 3551ba3dec99SLen Brown re_initialize(); 3552ba3dec99SLen Brown goto restart; 3553ba3dec99SLen Brown } 3554c98d5d94SLen Brown compute_average(ODD_COUNTERS); 3555c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 3556b7d8c148SLen Brown flush_output_stdout(); 35578aa2ed0bSLen Brown if (exit_requested) 35588aa2ed0bSLen Brown break; 3559023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3560023fe0acSChen Yu break; 3561103a8feaSLen Brown } 3562103a8feaSLen Brown } 3563103a8feaSLen Brown 3564103a8feaSLen Brown void check_dev_msr() 3565103a8feaSLen Brown { 3566103a8feaSLen Brown struct stat sb; 35677ce7d5deSPrarit Bhargava char pathname[32]; 3568103a8feaSLen Brown 35697ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 35707ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 3571a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 3572d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 3573103a8feaSLen Brown } 3574103a8feaSLen Brown 3575fcaa681cSLen Brown /* 3576fcaa681cSLen Brown * check for CAP_SYS_RAWIO 3577fcaa681cSLen Brown * return 0 on success 3578fcaa681cSLen Brown * return 1 on fail 3579fcaa681cSLen Brown */ 3580fcaa681cSLen Brown int check_for_cap_sys_rawio(void) 3581103a8feaSLen Brown { 3582fcaa681cSLen Brown cap_t caps; 3583fcaa681cSLen Brown cap_flag_value_t cap_flag_value; 3584fcaa681cSLen Brown 3585fcaa681cSLen Brown caps = cap_get_proc(); 3586fcaa681cSLen Brown if (caps == NULL) 3587fcaa681cSLen Brown err(-6, "cap_get_proc\n"); 3588fcaa681cSLen Brown 3589fcaa681cSLen Brown if (cap_get_flag(caps, CAP_SYS_RAWIO, CAP_EFFECTIVE, &cap_flag_value)) 3590fcaa681cSLen Brown err(-6, "cap_get\n"); 3591fcaa681cSLen Brown 3592fcaa681cSLen Brown if (cap_flag_value != CAP_SET) { 35931b439f01SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," " try \"# setcap cap_sys_rawio=ep %s\"", progname); 3594fcaa681cSLen Brown return 1; 3595fcaa681cSLen Brown } 3596fcaa681cSLen Brown 3597fcaa681cSLen Brown if (cap_free(caps) == -1) 3598fcaa681cSLen Brown err(-6, "cap_free\n"); 3599fcaa681cSLen Brown 3600fcaa681cSLen Brown return 0; 3601fcaa681cSLen Brown } 36021b439f01SLen Brown 3603fcaa681cSLen Brown void check_permissions(void) 3604fcaa681cSLen Brown { 360598481e79SLen Brown int do_exit = 0; 36067ce7d5deSPrarit Bhargava char pathname[32]; 360798481e79SLen Brown 360898481e79SLen Brown /* check for CAP_SYS_RAWIO */ 3609fcaa681cSLen Brown do_exit += check_for_cap_sys_rawio(); 361098481e79SLen Brown 361198481e79SLen Brown /* test file permissions */ 36127ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 36137ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 361498481e79SLen Brown do_exit++; 361598481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 361698481e79SLen Brown } 361798481e79SLen Brown 361898481e79SLen Brown /* if all else fails, thell them to be root */ 361998481e79SLen Brown if (do_exit) 3620b2c95d90SJosh Triplett if (getuid() != 0) 3621d7899447SLen Brown warnx("... or simply run as root"); 362298481e79SLen Brown 362398481e79SLen Brown if (do_exit) 362498481e79SLen Brown exit(-6); 3625103a8feaSLen Brown } 3626103a8feaSLen Brown 3627d7899447SLen Brown /* 3628d7899447SLen Brown * NHM adds support for additional MSRs: 3629d7899447SLen Brown * 3630d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 3631d7899447SLen Brown * 3632ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 36331df2e55aSLen Brown * MSR_PKG_CST_CONFIG_CONTROL 0x000000e2 3634d7899447SLen Brown * 3635cf4cbe53SLen Brown * MSR_MISC_PWR_MGMT 0x000001aa 3636cf4cbe53SLen Brown * 3637d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 3638d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 3639d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 3640d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 3641d7899447SLen Brown * 3642ee7e38e3SLen Brown * Side effect: 36431df2e55aSLen Brown * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL 364433148d67SLen Brown * sets has_misc_feature_control 3645d7899447SLen Brown */ 3646ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 3647103a8feaSLen Brown { 3648ee7e38e3SLen Brown unsigned long long msr; 364921ed5574SLen Brown unsigned int base_ratio; 3650ee7e38e3SLen Brown int *pkg_cstate_limits; 3651ee7e38e3SLen Brown 3652103a8feaSLen Brown if (!genuine_intel) 3653103a8feaSLen Brown return 0; 3654103a8feaSLen Brown 3655103a8feaSLen Brown if (family != 6) 3656103a8feaSLen Brown return 0; 3657103a8feaSLen Brown 365821ed5574SLen Brown bclk = discover_bclk(family, model); 365921ed5574SLen Brown 3660103a8feaSLen Brown switch (model) { 3661869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 3662869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3663ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 3664ee7e38e3SLen Brown break; 3665869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 3666869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 3667869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3668869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3669ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 367033148d67SLen Brown has_misc_feature_control = 1; 3671ee7e38e3SLen Brown break; 3672c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 36735e741407SPeter Zijlstra case INTEL_FAM6_HASWELL_G: /* HSW */ 3674869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 367577e5517cSIngo Molnar case INTEL_FAM6_HASWELL_L: /* HSW */ 3676c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 36775e741407SPeter Zijlstra case INTEL_FAM6_BROADWELL_G: /* BDW */ 3678869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3679af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 3680af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 3681ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 368233148d67SLen Brown has_misc_feature_control = 1; 3683ee7e38e3SLen Brown break; 3684d8ebb442SLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3685d8ebb442SLen Brown pkg_cstate_limits = skx_pkg_cstate_limits; 368633148d67SLen Brown has_misc_feature_control = 1; 3687d8ebb442SLen Brown break; 368825368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: /* ICX */ 368925368d7cSChen Yu pkg_cstate_limits = icx_pkg_cstate_limits; 369025368d7cSChen Yu has_misc_feature_control = 1; 369125368d7cSChen Yu break; 3692f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3693cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 36945ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_D: /* AVN */ 3695ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 3696ee7e38e3SLen Brown break; 3697869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 3698ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 3699cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3700ee7e38e3SLen Brown break; 3701869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 3702ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 3703ee7e38e3SLen Brown break; 3704869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3705f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 37065ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_D: /* DNV */ 3707f6708400SChen Yu case INTEL_FAM6_ATOM_TREMONT: /* EHL */ 370820de0dabSAntti Laakso case INTEL_FAM6_ATOM_TREMONT_D: /* JVL */ 3709445640a5SLen Brown pkg_cstate_limits = glm_pkg_cstate_limits; 3710e4085d54SLen Brown break; 3711103a8feaSLen Brown default: 3712103a8feaSLen Brown return 0; 3713103a8feaSLen Brown } 37141df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 3715e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 3716ee7e38e3SLen Brown 3717ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 371821ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 371921ed5574SLen Brown 372021ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 372121ed5574SLen Brown has_base_hz = 1; 3722ee7e38e3SLen Brown return 1; 3723103a8feaSLen Brown } 37241b439f01SLen Brown 37250f7887c4SLen Brown /* 3726495c7654SLen Brown * SLV client has support for unique MSRs: 37270f7887c4SLen Brown * 37280f7887c4SLen Brown * MSR_CC6_DEMOTION_POLICY_CONFIG 37290f7887c4SLen Brown * MSR_MC6_DEMOTION_POLICY_CONFIG 37300f7887c4SLen Brown */ 37310f7887c4SLen Brown 37320f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model) 37330f7887c4SLen Brown { 37340f7887c4SLen Brown if (!genuine_intel) 37350f7887c4SLen Brown return 0; 37360f7887c4SLen Brown 37370f7887c4SLen Brown switch (model) { 3738f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3739f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_MID: 3740f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_AIRMONT_MID: 37410f7887c4SLen Brown return 1; 37420f7887c4SLen Brown } 37430f7887c4SLen Brown return 0; 37440f7887c4SLen Brown } 37451b439f01SLen Brown 37467170a374SLen Brown int is_dnv(unsigned int family, unsigned int model) 37477170a374SLen Brown { 37487170a374SLen Brown 37497170a374SLen Brown if (!genuine_intel) 37507170a374SLen Brown return 0; 37517170a374SLen Brown 37527170a374SLen Brown switch (model) { 37535ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_D: 37547170a374SLen Brown return 1; 37557170a374SLen Brown } 37567170a374SLen Brown return 0; 37577170a374SLen Brown } 37581b439f01SLen Brown 3759ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model) 3760ade0ebacSLen Brown { 3761ade0ebacSLen Brown 3762ade0ebacSLen Brown if (!genuine_intel) 3763ade0ebacSLen Brown return 0; 3764ade0ebacSLen Brown 3765ade0ebacSLen Brown switch (model) { 3766ade0ebacSLen Brown case INTEL_FAM6_BROADWELL_X: 3767ade0ebacSLen Brown return 1; 3768ade0ebacSLen Brown } 3769ade0ebacSLen Brown return 0; 3770ade0ebacSLen Brown } 37711b439f01SLen Brown 377234c76197SLen Brown int is_skx(unsigned int family, unsigned int model) 377334c76197SLen Brown { 377434c76197SLen Brown 377534c76197SLen Brown if (!genuine_intel) 377634c76197SLen Brown return 0; 377734c76197SLen Brown 377834c76197SLen Brown switch (model) { 377934c76197SLen Brown case INTEL_FAM6_SKYLAKE_X: 378034c76197SLen Brown return 1; 378134c76197SLen Brown } 378234c76197SLen Brown return 0; 378334c76197SLen Brown } 378425368d7cSChen Yu 378525368d7cSChen Yu int is_icx(unsigned int family, unsigned int model) 378625368d7cSChen Yu { 378725368d7cSChen Yu 378825368d7cSChen Yu if (!genuine_intel) 378925368d7cSChen Yu return 0; 379025368d7cSChen Yu 379125368d7cSChen Yu switch (model) { 379225368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: 379325368d7cSChen Yu return 1; 379425368d7cSChen Yu } 379525368d7cSChen Yu return 0; 379625368d7cSChen Yu } 379725368d7cSChen Yu 3798f6708400SChen Yu int is_ehl(unsigned int family, unsigned int model) 3799f6708400SChen Yu { 3800f6708400SChen Yu if (!genuine_intel) 3801f6708400SChen Yu return 0; 3802f6708400SChen Yu 3803f6708400SChen Yu switch (model) { 3804f6708400SChen Yu case INTEL_FAM6_ATOM_TREMONT: 3805f6708400SChen Yu return 1; 3806f6708400SChen Yu } 3807f6708400SChen Yu return 0; 3808f6708400SChen Yu } 38091b439f01SLen Brown 381020de0dabSAntti Laakso int is_jvl(unsigned int family, unsigned int model) 381120de0dabSAntti Laakso { 381220de0dabSAntti Laakso if (!genuine_intel) 381320de0dabSAntti Laakso return 0; 381420de0dabSAntti Laakso 381520de0dabSAntti Laakso switch (model) { 381620de0dabSAntti Laakso case INTEL_FAM6_ATOM_TREMONT_D: 381720de0dabSAntti Laakso return 1; 381820de0dabSAntti Laakso } 381920de0dabSAntti Laakso return 0; 382020de0dabSAntti Laakso } 38210f7887c4SLen Brown 382231e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model) 3823d7899447SLen Brown { 38240f7887c4SLen Brown if (has_slv_msrs(family, model)) 38250f7887c4SLen Brown return 0; 38260f7887c4SLen Brown 3827d7899447SLen Brown switch (model) { 3828d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 3829869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3830869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 3831d7899447SLen Brown return 0; 3832d7899447SLen Brown default: 3833d7899447SLen Brown return 1; 3834d7899447SLen Brown } 3835d7899447SLen Brown } 38361b439f01SLen Brown 38370f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model) 38380f7887c4SLen Brown { 38390f7887c4SLen Brown if (has_slv_msrs(family, model)) 38400f7887c4SLen Brown return 1; 38410f7887c4SLen Brown 38420f7887c4SLen Brown return 0; 38430f7887c4SLen Brown } 38441b439f01SLen Brown 38456574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 38466574a5d5SLen Brown { 38476574a5d5SLen Brown if (!genuine_intel) 38486574a5d5SLen Brown return 0; 38496574a5d5SLen Brown 38506574a5d5SLen Brown if (family != 6) 38516574a5d5SLen Brown return 0; 38526574a5d5SLen Brown 38536574a5d5SLen Brown switch (model) { 3854869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3855869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 38566574a5d5SLen Brown return 1; 38576574a5d5SLen Brown default: 38586574a5d5SLen Brown return 0; 38596574a5d5SLen Brown } 38606574a5d5SLen Brown } 38611b439f01SLen Brown 3862fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 3863fcd17211SLen Brown { 3864fcd17211SLen Brown if (!genuine_intel) 3865fcd17211SLen Brown return 0; 3866fcd17211SLen Brown 3867fcd17211SLen Brown if (family != 6) 3868fcd17211SLen Brown return 0; 3869fcd17211SLen Brown 3870fcd17211SLen Brown switch (model) { 3871869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 3872fcd17211SLen Brown return 1; 3873fcd17211SLen Brown default: 3874fcd17211SLen Brown return 0; 3875fcd17211SLen Brown } 3876fcd17211SLen Brown } 3877fcd17211SLen Brown 3878fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 3879fb5d4327SDasaratharaman Chandramouli { 3880fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3881fb5d4327SDasaratharaman Chandramouli return 0; 3882fb5d4327SDasaratharaman Chandramouli 3883fb5d4327SDasaratharaman Chandramouli if (family != 6) 3884fb5d4327SDasaratharaman Chandramouli return 0; 3885fb5d4327SDasaratharaman Chandramouli 3886fb5d4327SDasaratharaman Chandramouli switch (model) { 3887869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 3888fb5d4327SDasaratharaman Chandramouli return 1; 3889fb5d4327SDasaratharaman Chandramouli default: 3890fb5d4327SDasaratharaman Chandramouli return 0; 3891fb5d4327SDasaratharaman Chandramouli } 3892fb5d4327SDasaratharaman Chandramouli } 38931b439f01SLen Brown 389431e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model) 389531e07522SLen Brown { 389631e07522SLen Brown if (!genuine_intel) 389731e07522SLen Brown return 0; 389831e07522SLen Brown 389931e07522SLen Brown if (family != 6) 390031e07522SLen Brown return 0; 390131e07522SLen Brown 390231e07522SLen Brown switch (model) { 390331e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 390431e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 390525368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: 390631e07522SLen Brown return 1; 390731e07522SLen Brown default: 390831e07522SLen Brown return 0; 390931e07522SLen Brown } 391031e07522SLen Brown } 39111b439f01SLen Brown 39126fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 39136fb3143bSLen Brown { 39146fb3143bSLen Brown if (!genuine_intel) 39156fb3143bSLen Brown return 0; 39166fb3143bSLen Brown 39176fb3143bSLen Brown if (family != 6) 39186fb3143bSLen Brown return 0; 39196fb3143bSLen Brown 39206fb3143bSLen Brown switch (model) { 3921869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3922c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 3923869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 392477e5517cSIngo Molnar case INTEL_FAM6_HASWELL_L: /* HSW */ 39255e741407SPeter Zijlstra case INTEL_FAM6_HASWELL_G: /* HSW */ 3926c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 39275e741407SPeter Zijlstra case INTEL_FAM6_BROADWELL_G: /* BDW */ 3928869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3929af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 3930af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 3931869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 393225368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: /* ICX */ 39336fb3143bSLen Brown 3934869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 39356fb3143bSLen Brown return 1; 39366fb3143bSLen Brown default: 39376fb3143bSLen Brown return 0; 39386fb3143bSLen Brown } 39396fb3143bSLen Brown } 39406fb3143bSLen Brown 39410b9a0b9bSZhang Rui /* 39420b9a0b9bSZhang Rui * tcc_offset_bits: 39430b9a0b9bSZhang Rui * 0: Tcc Offset not supported (Default) 39440b9a0b9bSZhang Rui * 6: Bit 29:24 of MSR_PLATFORM_INFO 39450b9a0b9bSZhang Rui * 4: Bit 27:24 of MSR_PLATFORM_INFO 39460b9a0b9bSZhang Rui */ 39470b9a0b9bSZhang Rui void check_tcc_offset(int model) 39480b9a0b9bSZhang Rui { 39490b9a0b9bSZhang Rui unsigned long long msr; 39500b9a0b9bSZhang Rui 39510b9a0b9bSZhang Rui if (!genuine_intel) 39520b9a0b9bSZhang Rui return; 39530b9a0b9bSZhang Rui 39540b9a0b9bSZhang Rui switch (model) { 39550b9a0b9bSZhang Rui case INTEL_FAM6_SKYLAKE_L: 39560b9a0b9bSZhang Rui case INTEL_FAM6_SKYLAKE: 39570b9a0b9bSZhang Rui case INTEL_FAM6_KABYLAKE_L: 39580b9a0b9bSZhang Rui case INTEL_FAM6_KABYLAKE: 39590b9a0b9bSZhang Rui case INTEL_FAM6_ICELAKE_L: 39600b9a0b9bSZhang Rui case INTEL_FAM6_ICELAKE: 39610b9a0b9bSZhang Rui case INTEL_FAM6_TIGERLAKE_L: 39620b9a0b9bSZhang Rui case INTEL_FAM6_TIGERLAKE: 39630b9a0b9bSZhang Rui case INTEL_FAM6_COMETLAKE: 39640b9a0b9bSZhang Rui if (!get_msr(base_cpu, MSR_PLATFORM_INFO, &msr)) { 39650b9a0b9bSZhang Rui msr = (msr >> 30) & 1; 39660b9a0b9bSZhang Rui if (msr) 39670b9a0b9bSZhang Rui tcc_offset_bits = 6; 39680b9a0b9bSZhang Rui } 39690b9a0b9bSZhang Rui return; 39700b9a0b9bSZhang Rui default: 39710b9a0b9bSZhang Rui return; 39720b9a0b9bSZhang Rui } 39730b9a0b9bSZhang Rui } 39740b9a0b9bSZhang Rui 39751b439f01SLen Brown static void remove_underbar(char *s) 3976fecb3bc8SDavid Arcari { 3977fecb3bc8SDavid Arcari char *to = s; 3978fecb3bc8SDavid Arcari 3979fecb3bc8SDavid Arcari while (*s) { 3980fecb3bc8SDavid Arcari if (*s != '_') 3981fecb3bc8SDavid Arcari *to++ = *s; 3982fecb3bc8SDavid Arcari s++; 3983fecb3bc8SDavid Arcari } 3984fecb3bc8SDavid Arcari 3985fecb3bc8SDavid Arcari *to = 0; 3986fecb3bc8SDavid Arcari } 3987fecb3bc8SDavid Arcari 39881b439f01SLen Brown static void dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 3989fcd17211SLen Brown { 3990fcd17211SLen Brown if (!do_nhm_platform_info) 3991fcd17211SLen Brown return; 3992fcd17211SLen Brown 3993fcd17211SLen Brown dump_nhm_platform_info(); 3994fcd17211SLen Brown 3995fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 3996fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 3997fcd17211SLen Brown 3998fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 3999fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 4000fcd17211SLen Brown 400131e07522SLen Brown if (has_turbo_ratio_limit(family, model)) 400231e07522SLen Brown dump_turbo_ratio_limits(family, model); 4003fcd17211SLen Brown 40040f7887c4SLen Brown if (has_atom_turbo_ratio_limit(family, model)) 40050f7887c4SLen Brown dump_atom_turbo_ratio_limits(); 40060f7887c4SLen Brown 4007fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 4008fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 4009fb5d4327SDasaratharaman Chandramouli 40106fb3143bSLen Brown if (has_config_tdp(family, model)) 40116fb3143bSLen Brown dump_config_tdp(); 40126fb3143bSLen Brown 4013fcd17211SLen Brown dump_nhm_cst_cfg(); 4014fcd17211SLen Brown } 4015fcd17211SLen Brown 4016abdcbdb2SLen Brown static void dump_sysfs_file(char *path) 4017abdcbdb2SLen Brown { 4018abdcbdb2SLen Brown FILE *input; 4019abdcbdb2SLen Brown char cpuidle_buf[64]; 4020abdcbdb2SLen Brown 4021abdcbdb2SLen Brown input = fopen(path, "r"); 4022abdcbdb2SLen Brown if (input == NULL) { 4023abdcbdb2SLen Brown if (debug) 4024abdcbdb2SLen Brown fprintf(outf, "NSFOD %s\n", path); 4025abdcbdb2SLen Brown return; 4026abdcbdb2SLen Brown } 4027abdcbdb2SLen Brown if (!fgets(cpuidle_buf, sizeof(cpuidle_buf), input)) 4028abdcbdb2SLen Brown err(1, "%s: failed to read file", path); 4029abdcbdb2SLen Brown fclose(input); 4030abdcbdb2SLen Brown 4031abdcbdb2SLen Brown fprintf(outf, "%s: %s", strrchr(path, '/') + 1, cpuidle_buf); 4032abdcbdb2SLen Brown } 40331b439f01SLen Brown 40341b439f01SLen Brown static void dump_sysfs_cstate_config(void) 403541618e63SLen Brown { 403641618e63SLen Brown char path[64]; 403741618e63SLen Brown char name_buf[16]; 403841618e63SLen Brown char desc[64]; 403941618e63SLen Brown FILE *input; 404041618e63SLen Brown int state; 404141618e63SLen Brown char *sp; 404241618e63SLen Brown 4043abdcbdb2SLen Brown if (access("/sys/devices/system/cpu/cpuidle", R_OK)) { 4044abdcbdb2SLen Brown fprintf(outf, "cpuidle not loaded\n"); 4045abdcbdb2SLen Brown return; 4046abdcbdb2SLen Brown } 4047abdcbdb2SLen Brown 4048abdcbdb2SLen Brown dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_driver"); 4049abdcbdb2SLen Brown dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor"); 4050abdcbdb2SLen Brown dump_sysfs_file("/sys/devices/system/cpu/cpuidle/current_governor_ro"); 4051abdcbdb2SLen Brown 405241618e63SLen Brown for (state = 0; state < 10; ++state) { 405341618e63SLen Brown 40541b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", base_cpu, state); 405541618e63SLen Brown input = fopen(path, "r"); 405641618e63SLen Brown if (input == NULL) 405741618e63SLen Brown continue; 40588173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 40598173c336SBen Hutchings err(1, "%s: failed to read file", path); 406041618e63SLen Brown 406141618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 406241618e63SLen Brown sp = strchr(name_buf, '-'); 406341618e63SLen Brown if (!sp) 406441618e63SLen Brown sp = strchrnul(name_buf, '\n'); 406541618e63SLen Brown *sp = '\0'; 406641618e63SLen Brown fclose(input); 406741618e63SLen Brown 4068fecb3bc8SDavid Arcari remove_underbar(name_buf); 4069fecb3bc8SDavid Arcari 40701b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc", base_cpu, state); 407141618e63SLen Brown input = fopen(path, "r"); 407241618e63SLen Brown if (input == NULL) 407341618e63SLen Brown continue; 40748173c336SBen Hutchings if (!fgets(desc, sizeof(desc), input)) 40758173c336SBen Hutchings err(1, "%s: failed to read file", path); 407641618e63SLen Brown 407741618e63SLen Brown fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc); 407841618e63SLen Brown fclose(input); 407941618e63SLen Brown } 408041618e63SLen Brown } 40811b439f01SLen Brown 40821b439f01SLen Brown static void dump_sysfs_pstate_config(void) 40837293fccdSLen Brown { 40847293fccdSLen Brown char path[64]; 40857293fccdSLen Brown char driver_buf[64]; 40867293fccdSLen Brown char governor_buf[64]; 40877293fccdSLen Brown FILE *input; 40887293fccdSLen Brown int turbo; 40897293fccdSLen Brown 40901b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver", base_cpu); 40917293fccdSLen Brown input = fopen(path, "r"); 40927293fccdSLen Brown if (input == NULL) { 40930a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 40947293fccdSLen Brown return; 40957293fccdSLen Brown } 40968173c336SBen Hutchings if (!fgets(driver_buf, sizeof(driver_buf), input)) 40978173c336SBen Hutchings err(1, "%s: failed to read file", path); 40987293fccdSLen Brown fclose(input); 40997293fccdSLen Brown 41001b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", base_cpu); 41017293fccdSLen Brown input = fopen(path, "r"); 41027293fccdSLen Brown if (input == NULL) { 41030a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 41047293fccdSLen Brown return; 41057293fccdSLen Brown } 41068173c336SBen Hutchings if (!fgets(governor_buf, sizeof(governor_buf), input)) 41078173c336SBen Hutchings err(1, "%s: failed to read file", path); 41087293fccdSLen Brown fclose(input); 41097293fccdSLen Brown 41107293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf); 41117293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf); 41127293fccdSLen Brown 41137293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpufreq/boost"); 41147293fccdSLen Brown input = fopen(path, "r"); 41157293fccdSLen Brown if (input != NULL) { 41168173c336SBen Hutchings if (fscanf(input, "%d", &turbo) != 1) 41178173c336SBen Hutchings err(1, "%s: failed to parse number from file", path); 41187293fccdSLen Brown fprintf(outf, "cpufreq boost: %d\n", turbo); 41197293fccdSLen Brown fclose(input); 41207293fccdSLen Brown } 41217293fccdSLen Brown 41227293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo"); 41237293fccdSLen Brown input = fopen(path, "r"); 41247293fccdSLen Brown if (input != NULL) { 41258173c336SBen Hutchings if (fscanf(input, "%d", &turbo) != 1) 41268173c336SBen Hutchings err(1, "%s: failed to parse number from file", path); 41277293fccdSLen Brown fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo); 41287293fccdSLen Brown fclose(input); 41297293fccdSLen Brown } 41307293fccdSLen Brown } 413141618e63SLen Brown 4132889facbeSLen Brown /* 4133889facbeSLen Brown * print_epb() 4134889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 4135889facbeSLen Brown */ 4136889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4137889facbeSLen Brown { 4138889facbeSLen Brown char *epb_string; 41396d6501d9SBorislav Petkov int cpu, epb; 4140889facbeSLen Brown 4141889facbeSLen Brown if (!has_epb) 4142889facbeSLen Brown return 0; 4143889facbeSLen Brown 4144889facbeSLen Brown cpu = t->cpu_id; 4145889facbeSLen Brown 4146889facbeSLen Brown /* EPB is per-package */ 4147889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4148889facbeSLen Brown return 0; 4149889facbeSLen Brown 4150889facbeSLen Brown if (cpu_migrate(cpu)) { 41513d7772eaSLen Brown fprintf(outf, "print_epb: Could not migrate to CPU %d\n", cpu); 4152889facbeSLen Brown return -1; 4153889facbeSLen Brown } 4154889facbeSLen Brown 41556d6501d9SBorislav Petkov epb = get_epb(cpu); 41566d6501d9SBorislav Petkov if (epb < 0) 4157889facbeSLen Brown return 0; 4158889facbeSLen Brown 41596d6501d9SBorislav Petkov switch (epb) { 4160889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 4161889facbeSLen Brown epb_string = "performance"; 4162889facbeSLen Brown break; 4163889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 4164889facbeSLen Brown epb_string = "balanced"; 4165889facbeSLen Brown break; 4166889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 4167889facbeSLen Brown epb_string = "powersave"; 4168889facbeSLen Brown break; 4169889facbeSLen Brown default: 4170889facbeSLen Brown epb_string = "custom"; 4171889facbeSLen Brown break; 4172889facbeSLen Brown } 41736d6501d9SBorislav Petkov fprintf(outf, "cpu%d: EPB: %d (%s)\n", cpu, epb, epb_string); 4174889facbeSLen Brown 4175889facbeSLen Brown return 0; 4176889facbeSLen Brown } 41771b439f01SLen Brown 41787f5c258eSLen Brown /* 41797f5c258eSLen Brown * print_hwp() 41807f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 41817f5c258eSLen Brown */ 41827f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 41837f5c258eSLen Brown { 41847f5c258eSLen Brown unsigned long long msr; 41857f5c258eSLen Brown int cpu; 41867f5c258eSLen Brown 41877f5c258eSLen Brown if (!has_hwp) 41887f5c258eSLen Brown return 0; 41897f5c258eSLen Brown 41907f5c258eSLen Brown cpu = t->cpu_id; 41917f5c258eSLen Brown 41927f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 41937f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 41947f5c258eSLen Brown return 0; 41957f5c258eSLen Brown 41967f5c258eSLen Brown if (cpu_migrate(cpu)) { 41973d7772eaSLen Brown fprintf(outf, "print_hwp: Could not migrate to CPU %d\n", cpu); 41987f5c258eSLen Brown return -1; 41997f5c258eSLen Brown } 42007f5c258eSLen Brown 42017f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 42027f5c258eSLen Brown return 0; 42037f5c258eSLen Brown 42041b439f01SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 42057f5c258eSLen Brown 42067f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 42077f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 42087f5c258eSLen Brown return 0; 42097f5c258eSLen Brown 42107f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 42117f5c258eSLen Brown return 0; 42127f5c258eSLen Brown 4213b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 42146dbd25a2SLen Brown "(high %d guar %d eff %d low %d)\n", 42157f5c258eSLen Brown cpu, msr, 42167f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 42177f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 42181b439f01SLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), (unsigned int)HWP_LOWEST_PERF(msr)); 42197f5c258eSLen Brown 42207f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 42217f5c258eSLen Brown return 0; 42227f5c258eSLen Brown 4223b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 42246dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n", 42257f5c258eSLen Brown cpu, msr, 42267f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 42277f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 42287f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 42297f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 42301b439f01SLen Brown (unsigned int)(((msr) >> 32) & 0xff3), (unsigned int)(((msr) >> 42) & 0x1)); 42317f5c258eSLen Brown 42327f5c258eSLen Brown if (has_hwp_pkg) { 42337f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 42347f5c258eSLen Brown return 0; 42357f5c258eSLen Brown 4236b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 42376dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x)\n", 42387f5c258eSLen Brown cpu, msr, 42397f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 42407f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 42417f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 42421b439f01SLen Brown (unsigned int)(((msr) >> 24) & 0xff), (unsigned int)(((msr) >> 32) & 0xff3)); 42437f5c258eSLen Brown } 42447f5c258eSLen Brown if (has_hwp_notify) { 42457f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 42467f5c258eSLen Brown return 0; 42477f5c258eSLen Brown 4248b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 42497f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 42501b439f01SLen Brown cpu, msr, ((msr) & 0x1) ? "EN" : "Dis", ((msr) & 0x2) ? "EN" : "Dis"); 42517f5c258eSLen Brown } 42527f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 42537f5c258eSLen Brown return 0; 42547f5c258eSLen Brown 4255b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 42567f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 42571b439f01SLen Brown cpu, msr, ((msr) & 0x1) ? "" : "No-", ((msr) & 0x2) ? "" : "No-"); 4258889facbeSLen Brown 4259889facbeSLen Brown return 0; 4260889facbeSLen Brown } 4261889facbeSLen Brown 42623a9a941dSLen Brown /* 42633a9a941dSLen Brown * print_perf_limit() 42643a9a941dSLen Brown */ 42653a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 42663a9a941dSLen Brown { 42673a9a941dSLen Brown unsigned long long msr; 42683a9a941dSLen Brown int cpu; 42693a9a941dSLen Brown 42703a9a941dSLen Brown cpu = t->cpu_id; 42713a9a941dSLen Brown 42723a9a941dSLen Brown /* per-package */ 42733a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 42743a9a941dSLen Brown return 0; 42753a9a941dSLen Brown 42763a9a941dSLen Brown if (cpu_migrate(cpu)) { 42773d7772eaSLen Brown fprintf(outf, "print_perf_limit: Could not migrate to CPU %d\n", cpu); 42783a9a941dSLen Brown return -1; 42793a9a941dSLen Brown } 42803a9a941dSLen Brown 42813a9a941dSLen Brown if (do_core_perf_limit_reasons) { 42823a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 4283b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 4284b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 4285e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 42863a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 4287e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 4288e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 4289e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 4290e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 4291e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 4292e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 4293e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 4294e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 4295e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 4296e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 42971b439f01SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", (msr & 1 << 0) ? "PROCHOT, " : ""); 4298b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 4299e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 43003a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 4301e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 4302e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 4303e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 4304e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 4305e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 4306e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 4307e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 4308e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 4309e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 4310e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 43111b439f01SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", (msr & 1 << 16) ? "PROCHOT, " : ""); 43123a9a941dSLen Brown 43133a9a941dSLen Brown } 43143a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 43153a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 4316b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 4317b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 43183a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 43193a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 43203a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 43213a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 43223a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 43233a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 43241b439f01SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", (msr & 1 << 11) ? "PkgPwrL2, " : ""); 4325b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 43263a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 43273a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 43283a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 43293a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 43303a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 43313a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 43321b439f01SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", (msr & 1 << 27) ? "PkgPwrL2, " : ""); 43333a9a941dSLen Brown } 43343a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 43353a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 4336b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 4337b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 43383a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 43393a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 43403a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 43413a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 43421b439f01SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", (msr & 1 << 11) ? "PkgPwrL2, " : ""); 4343b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 43443a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 43453a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 43463a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 43473a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 43481b439f01SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", (msr & 1 << 27) ? "PkgPwrL2, " : ""); 43493a9a941dSLen Brown } 43503a9a941dSLen Brown return 0; 43513a9a941dSLen Brown } 43523a9a941dSLen Brown 4353889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 4354889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 4355889facbeSLen Brown 43569392bd98SCalvin Walton double get_tdp_intel(unsigned int model) 4357144b44b1SLen Brown { 4358144b44b1SLen Brown unsigned long long msr; 4359144b44b1SLen Brown 4360144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 43617ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 4362144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 4363144b44b1SLen Brown 4364144b44b1SLen Brown switch (model) { 4365f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 43665ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_D: 4367144b44b1SLen Brown return 30.0; 4368144b44b1SLen Brown default: 4369144b44b1SLen Brown return 135.0; 4370144b44b1SLen Brown } 4371144b44b1SLen Brown } 4372144b44b1SLen Brown 43739392bd98SCalvin Walton double get_tdp_amd(unsigned int family) 43749392bd98SCalvin Walton { 437533eb8225SKim Phillips /* This is the max stock TDP of HEDT/Server Fam17h+ chips */ 437633eb8225SKim Phillips return 280.0; 43779392bd98SCalvin Walton } 43789392bd98SCalvin Walton 437940ee8e3bSAndrey Semin /* 438040ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 438140ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 438240ee8e3bSAndrey Semin */ 43831b439f01SLen Brown static double rapl_dram_energy_units_probe(int model, double rapl_energy_units) 438440ee8e3bSAndrey Semin { 438540ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 438640ee8e3bSAndrey Semin 438740ee8e3bSAndrey Semin switch (model) { 4388869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 4389869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 4390abdc75abSZhang Rui case INTEL_FAM6_SKYLAKE_X: /* SKX */ 4391869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 439240ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 439340ee8e3bSAndrey Semin default: 439440ee8e3bSAndrey Semin return (rapl_energy_units); 439540ee8e3bSAndrey Semin } 439640ee8e3bSAndrey Semin } 439740ee8e3bSAndrey Semin 43989392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model) 4399889facbeSLen Brown { 4400889facbeSLen Brown unsigned long long msr; 4401144b44b1SLen Brown unsigned int time_unit; 4402889facbeSLen Brown double tdp; 4403889facbeSLen Brown 4404889facbeSLen Brown if (family != 6) 4405889facbeSLen Brown return; 4406889facbeSLen Brown 4407889facbeSLen Brown switch (model) { 4408869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 4409869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 4410c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 441177e5517cSIngo Molnar case INTEL_FAM6_HASWELL_L: /* HSW */ 44125e741407SPeter Zijlstra case INTEL_FAM6_HASWELL_G: /* HSW */ 4413c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 44145e741407SPeter Zijlstra case INTEL_FAM6_BROADWELL_G: /* BDW */ 4415144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 4416812db3f7SLen Brown if (rapl_joules) { 4417812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4418812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 4419812db3f7SLen Brown BIC_PRESENT(BIC_GFX_J); 4420812db3f7SLen Brown } else { 4421812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4422812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 4423812db3f7SLen Brown BIC_PRESENT(BIC_GFXWatt); 4424812db3f7SLen Brown } 4425889facbeSLen Brown break; 4426869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4427f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4428e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 4429812db3f7SLen Brown if (rapl_joules) 4430812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4431812db3f7SLen Brown else 4432812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4433e4085d54SLen Brown break; 4434f6708400SChen Yu case INTEL_FAM6_ATOM_TREMONT: /* EHL */ 44351b439f01SLen Brown do_rapl = 44361b439f01SLen Brown RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS 44371b439f01SLen Brown | RAPL_GFX | RAPL_PKG_POWER_INFO; 4438f6708400SChen Yu if (rapl_joules) { 4439f6708400SChen Yu BIC_PRESENT(BIC_Pkg_J); 4440f6708400SChen Yu BIC_PRESENT(BIC_Cor_J); 4441f6708400SChen Yu BIC_PRESENT(BIC_RAM_J); 4442f6708400SChen Yu BIC_PRESENT(BIC_GFX_J); 4443f6708400SChen Yu } else { 4444f6708400SChen Yu BIC_PRESENT(BIC_PkgWatt); 4445f6708400SChen Yu BIC_PRESENT(BIC_CorWatt); 4446f6708400SChen Yu BIC_PRESENT(BIC_RAMWatt); 4447f6708400SChen Yu BIC_PRESENT(BIC_GFXWatt); 4448f6708400SChen Yu } 4449f6708400SChen Yu break; 445020de0dabSAntti Laakso case INTEL_FAM6_ATOM_TREMONT_D: /* JVL */ 445120de0dabSAntti Laakso do_rapl = RAPL_PKG | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 445220de0dabSAntti Laakso BIC_PRESENT(BIC_PKG__); 445320de0dabSAntti Laakso if (rapl_joules) 445420de0dabSAntti Laakso BIC_PRESENT(BIC_Pkg_J); 445520de0dabSAntti Laakso else 445620de0dabSAntti Laakso BIC_PRESENT(BIC_PkgWatt); 445720de0dabSAntti Laakso break; 4458af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 4459af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 44601b439f01SLen Brown do_rapl = 44611b439f01SLen Brown RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS 44621b439f01SLen Brown | RAPL_GFX | RAPL_PKG_POWER_INFO; 4463812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 4464812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 4465812db3f7SLen Brown if (rapl_joules) { 4466812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4467812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 4468812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 446981824921SLen Brown BIC_PRESENT(BIC_GFX_J); 4470812db3f7SLen Brown } else { 4471812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4472812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 4473812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 447481824921SLen Brown BIC_PRESENT(BIC_GFXWatt); 4475812db3f7SLen Brown } 44760b2bb692SLen Brown break; 4477869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 4478869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 4479869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 448025368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: /* ICX */ 4481869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 44821b439f01SLen Brown do_rapl = 44831b439f01SLen Brown RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | 44841b439f01SLen Brown RAPL_PKG_POWER_INFO; 4485812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 4486812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 4487812db3f7SLen Brown if (rapl_joules) { 4488812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4489812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 4490812db3f7SLen Brown } else { 4491812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4492812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 4493812db3f7SLen Brown } 4494e6f9bb3cSLen Brown break; 4495869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 4496869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 44971b439f01SLen Brown do_rapl = 44981b439f01SLen Brown RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_PKG_PERF_STATUS | 44991b439f01SLen Brown RAPL_DRAM_PERF_STATUS | RAPL_PKG_POWER_INFO; 4500812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 4501812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 4502812db3f7SLen Brown if (rapl_joules) { 4503812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4504812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 4505812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 4506812db3f7SLen Brown } else { 4507812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4508812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 4509812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 4510812db3f7SLen Brown } 4511144b44b1SLen Brown break; 4512f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 45135ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_D: /* AVN */ 4514144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 4515812db3f7SLen Brown if (rapl_joules) { 4516812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4517812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 4518812db3f7SLen Brown } else { 4519812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4520812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 4521812db3f7SLen Brown } 4522889facbeSLen Brown break; 45235ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_D: /* DNV */ 45241b439f01SLen Brown do_rapl = 45251b439f01SLen Brown RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | 45261b439f01SLen Brown RAPL_PKG_POWER_INFO | RAPL_CORES_ENERGY_STATUS; 4527812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 4528812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 4529812db3f7SLen Brown if (rapl_joules) { 4530812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 4531812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 4532812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 4533812db3f7SLen Brown } else { 4534812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 4535812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 4536812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 4537812db3f7SLen Brown } 45380f644909SJacob Pan break; 4539889facbeSLen Brown default: 4540889facbeSLen Brown return; 4541889facbeSLen Brown } 4542889facbeSLen Brown 4543889facbeSLen Brown /* units on package 0, verify later other packages match */ 45447ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 4545889facbeSLen Brown return; 4546889facbeSLen Brown 4547889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 4548f2c4db1bSPeter Zijlstra if (model == INTEL_FAM6_ATOM_SILVERMONT) 4549144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 4550144b44b1SLen Brown else 4551889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 4552889facbeSLen Brown 455340ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 455440ee8e3bSAndrey Semin 4555144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 4556144b44b1SLen Brown if (time_unit == 0) 4557144b44b1SLen Brown time_unit = 0xA; 4558889facbeSLen Brown 4559144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 4560144b44b1SLen Brown 45619392bd98SCalvin Walton tdp = get_tdp_intel(model); 4562889facbeSLen Brown 4563889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 456496e47158SLen Brown if (!quiet) 4565b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 45669392bd98SCalvin Walton } 4567889facbeSLen Brown 45689392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model) 45699392bd98SCalvin Walton { 45709392bd98SCalvin Walton unsigned long long msr; 45719392bd98SCalvin Walton unsigned int eax, ebx, ecx, edx; 45729392bd98SCalvin Walton unsigned int has_rapl = 0; 45739392bd98SCalvin Walton double tdp; 45749392bd98SCalvin Walton 45759392bd98SCalvin Walton if (max_extended_level >= 0x80000007) { 45769392bd98SCalvin Walton __cpuid(0x80000007, eax, ebx, ecx, edx); 457733eb8225SKim Phillips /* RAPL (Fam 17h+) */ 45789392bd98SCalvin Walton has_rapl = edx & (1 << 14); 45799392bd98SCalvin Walton } 45809392bd98SCalvin Walton 458133eb8225SKim Phillips if (!has_rapl || family < 0x17) 4582889facbeSLen Brown return; 45839392bd98SCalvin Walton 45849392bd98SCalvin Walton do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY; 45853316f99aSCalvin Walton if (rapl_joules) { 45863316f99aSCalvin Walton BIC_PRESENT(BIC_Pkg_J); 45879392bd98SCalvin Walton BIC_PRESENT(BIC_Cor_J); 45883316f99aSCalvin Walton } else { 45893316f99aSCalvin Walton BIC_PRESENT(BIC_PkgWatt); 45909392bd98SCalvin Walton BIC_PRESENT(BIC_CorWatt); 45913316f99aSCalvin Walton } 45929392bd98SCalvin Walton 45939392bd98SCalvin Walton if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr)) 45949392bd98SCalvin Walton return; 45959392bd98SCalvin Walton 45969392bd98SCalvin Walton rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf)); 45979392bd98SCalvin Walton rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f)); 45989392bd98SCalvin Walton rapl_power_units = ldexp(1.0, -(msr & 0xf)); 45999392bd98SCalvin Walton 46009cfa8e04SPu Wen tdp = get_tdp_amd(family); 46019392bd98SCalvin Walton 46029392bd98SCalvin Walton rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 46039392bd98SCalvin Walton if (!quiet) 46049392bd98SCalvin Walton fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 46059392bd98SCalvin Walton } 46069392bd98SCalvin Walton 46079392bd98SCalvin Walton /* 46089392bd98SCalvin Walton * rapl_probe() 46099392bd98SCalvin Walton * 46109392bd98SCalvin Walton * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 46119392bd98SCalvin Walton */ 46129392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model) 46139392bd98SCalvin Walton { 46149392bd98SCalvin Walton if (genuine_intel) 46159392bd98SCalvin Walton rapl_probe_intel(family, model); 4616c1c10cc7SPu Wen if (authentic_amd || hygon_genuine) 46179392bd98SCalvin Walton rapl_probe_amd(family, model); 4618889facbeSLen Brown } 4619889facbeSLen Brown 46201b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 46213a9a941dSLen Brown { 46223a9a941dSLen Brown if (!genuine_intel) 46233a9a941dSLen Brown return; 46243a9a941dSLen Brown 46253a9a941dSLen Brown if (family != 6) 46263a9a941dSLen Brown return; 46273a9a941dSLen Brown 46283a9a941dSLen Brown switch (model) { 4629c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 463077e5517cSIngo Molnar case INTEL_FAM6_HASWELL_L: /* HSW */ 46315e741407SPeter Zijlstra case INTEL_FAM6_HASWELL_G: /* HSW */ 46323a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 4633869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 46343a9a941dSLen Brown do_core_perf_limit_reasons = 1; 46353a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 46363a9a941dSLen Brown default: 46373a9a941dSLen Brown return; 46383a9a941dSLen Brown } 46393a9a941dSLen Brown } 46403a9a941dSLen Brown 4641ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model) 4642ac980e13SArtem Bityutskiy { 46431b439f01SLen Brown if (is_skx(family, model) || is_bdx(family, model) || is_icx(family, model)) 4644ac980e13SArtem Bityutskiy has_automatic_cstate_conversion = 1; 4645ac980e13SArtem Bityutskiy } 4646ac980e13SArtem Bityutskiy 4647aeb01e6dSChen Yu void prewake_cstate_probe(unsigned int family, unsigned int model) 4648aeb01e6dSChen Yu { 4649aeb01e6dSChen Yu if (is_icx(family, model)) 4650aeb01e6dSChen Yu dis_cstate_prewake = 1; 4651aeb01e6dSChen Yu } 4652aeb01e6dSChen Yu 4653889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4654889facbeSLen Brown { 4655889facbeSLen Brown unsigned long long msr; 4656f4896fa5SLen Brown unsigned int dts, dts2; 4657889facbeSLen Brown int cpu; 4658889facbeSLen Brown 4659889facbeSLen Brown if (!(do_dts || do_ptm)) 4660889facbeSLen Brown return 0; 4661889facbeSLen Brown 4662889facbeSLen Brown cpu = t->cpu_id; 4663889facbeSLen Brown 4664889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 4665889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 4666889facbeSLen Brown return 0; 4667889facbeSLen Brown 4668889facbeSLen Brown if (cpu_migrate(cpu)) { 46693d7772eaSLen Brown fprintf(outf, "print_thermal: Could not migrate to CPU %d\n", cpu); 4670889facbeSLen Brown return -1; 4671889facbeSLen Brown } 4672889facbeSLen Brown 4673889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 4674889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 4675889facbeSLen Brown return 0; 4676889facbeSLen Brown 4677889facbeSLen Brown dts = (msr >> 16) & 0x7F; 46781b439f01SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", cpu, msr, tj_max - dts); 4679889facbeSLen Brown 4680889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 4681889facbeSLen Brown return 0; 4682889facbeSLen Brown 4683889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4684889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4685b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 468655279aefSZhang Rui cpu, msr, tj_max - dts, tj_max - dts2); 4687889facbeSLen Brown } 4688889facbeSLen Brown 4689f4896fa5SLen Brown if (do_dts && debug) { 4690889facbeSLen Brown unsigned int resolution; 4691889facbeSLen Brown 4692889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 4693889facbeSLen Brown return 0; 4694889facbeSLen Brown 4695889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4696889facbeSLen Brown resolution = (msr >> 27) & 0xF; 4697b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 469855279aefSZhang Rui cpu, msr, tj_max - dts, resolution); 4699889facbeSLen Brown 4700889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 4701889facbeSLen Brown return 0; 4702889facbeSLen Brown 4703889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4704889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4705b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 470655279aefSZhang Rui cpu, msr, tj_max - dts, tj_max - dts2); 4707889facbeSLen Brown } 4708889facbeSLen Brown 4709889facbeSLen Brown return 0; 4710889facbeSLen Brown } 4711889facbeSLen Brown 4712889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 4713889facbeSLen Brown { 47146b398625SSumeet Pawnikar fprintf(outf, "cpu%d: %s: %sabled (%0.3f Watts, %f sec, clamp %sabled)\n", 4715889facbeSLen Brown cpu, label, 4716889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 4717889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 4718889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3) / 4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 4719889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 4720889facbeSLen Brown 4721889facbeSLen Brown return; 4722889facbeSLen Brown } 4723889facbeSLen Brown 4724889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4725889facbeSLen Brown { 4726889facbeSLen Brown unsigned long long msr; 47279392bd98SCalvin Walton const char *msr_name; 4728889facbeSLen Brown int cpu; 4729889facbeSLen Brown 4730889facbeSLen Brown if (!do_rapl) 4731889facbeSLen Brown return 0; 4732889facbeSLen Brown 4733889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 4734889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4735889facbeSLen Brown return 0; 4736889facbeSLen Brown 4737889facbeSLen Brown cpu = t->cpu_id; 4738889facbeSLen Brown if (cpu_migrate(cpu)) { 47393d7772eaSLen Brown fprintf(outf, "print_rapl: Could not migrate to CPU %d\n", cpu); 4740889facbeSLen Brown return -1; 4741889facbeSLen Brown } 4742889facbeSLen Brown 47439392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 47449392bd98SCalvin Walton msr_name = "MSR_RAPL_PWR_UNIT"; 47459392bd98SCalvin Walton if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr)) 47469392bd98SCalvin Walton return -1; 47479392bd98SCalvin Walton } else { 47489392bd98SCalvin Walton msr_name = "MSR_RAPL_POWER_UNIT"; 4749889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 4750889facbeSLen Brown return -1; 47519392bd98SCalvin Walton } 4752889facbeSLen Brown 47539392bd98SCalvin Walton fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr, 4754144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 475596e47158SLen Brown 4756144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 4757144b44b1SLen Brown 4758889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 4759889facbeSLen Brown return -5; 4760889facbeSLen Brown 4761b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4762889facbeSLen Brown cpu, msr, 4763889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4764889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4765889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4766889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 4767889facbeSLen Brown 4768144b44b1SLen Brown } 4769144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 4770144b44b1SLen Brown 4771889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 4772889facbeSLen Brown return -9; 4773889facbeSLen Brown 4774b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 4775889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "" : "UN"); 4776889facbeSLen Brown 4777889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 47786b398625SSumeet Pawnikar fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%0.3f Watts, %f* sec, clamp %sabled)\n", 4779889facbeSLen Brown cpu, 4780889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 4781889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 4782889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3) / 4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 4783889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 4784f52ba931SSumeet Pawnikar 4785f52ba931SSumeet Pawnikar if (get_msr(cpu, MSR_VR_CURRENT_CONFIG, &msr)) 4786f52ba931SSumeet Pawnikar return -9; 4787f52ba931SSumeet Pawnikar 4788f52ba931SSumeet Pawnikar fprintf(outf, "cpu%d: MSR_VR_CURRENT_CONFIG: 0x%08llx\n", cpu, msr); 4789f52ba931SSumeet Pawnikar fprintf(outf, "cpu%d: PKG Limit #4: %f Watts (%slocked)\n", 4790f52ba931SSumeet Pawnikar cpu, 4791f52ba931SSumeet Pawnikar ((msr >> 0) & 0x1FFF) * rapl_power_units, 4792f52ba931SSumeet Pawnikar (msr >> 31) & 1 ? "" : "UN"); 4793889facbeSLen Brown } 4794889facbeSLen Brown 47950b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 4796889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 4797889facbeSLen Brown return -6; 4798889facbeSLen Brown 4799b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4800889facbeSLen Brown cpu, msr, 4801889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4802889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4803889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4804889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 48050b2bb692SLen Brown } 48060b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 4807889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 4808889facbeSLen Brown return -9; 4809b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 4810889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4811889facbeSLen Brown 4812889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 4813889facbeSLen Brown } 4814144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 4815889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 4816889facbeSLen Brown return -7; 4817889facbeSLen Brown 4818b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 4819144b44b1SLen Brown } 48209148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 4821889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 4822889facbeSLen Brown return -9; 4823b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 4824889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4825889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 4826889facbeSLen Brown } 4827889facbeSLen Brown if (do_rapl & RAPL_GFX) { 4828889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 4829889facbeSLen Brown return -8; 4830889facbeSLen Brown 4831b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 4832889facbeSLen Brown 4833889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 4834889facbeSLen Brown return -9; 4835b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 4836889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4837889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 4838889facbeSLen Brown } 4839889facbeSLen Brown return 0; 4840889facbeSLen Brown } 4841889facbeSLen Brown 4842d7899447SLen Brown /* 4843d7899447SLen Brown * SNB adds support for additional MSRs: 4844d7899447SLen Brown * 4845d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 4846d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 4847d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 4848d7899447SLen Brown */ 4849103a8feaSLen Brown 4850d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 4851103a8feaSLen Brown { 4852103a8feaSLen Brown if (!genuine_intel) 4853103a8feaSLen Brown return 0; 4854103a8feaSLen Brown 4855103a8feaSLen Brown switch (model) { 4856869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 4857869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 4858869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 4859869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 4860c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 4861869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 486277e5517cSIngo Molnar case INTEL_FAM6_HASWELL_L: /* HSW */ 48635e741407SPeter Zijlstra case INTEL_FAM6_HASWELL_G: /* HSW */ 4864c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 48655e741407SPeter Zijlstra case INTEL_FAM6_BROADWELL_G: /* BDW */ 4866869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 4867af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 4868af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 4869869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 487025368d7cSChen Yu case INTEL_FAM6_ICELAKE_X: /* ICX */ 4871869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4872f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 48735ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_D: /* DNV */ 4874f6708400SChen Yu case INTEL_FAM6_ATOM_TREMONT: /* EHL */ 487520de0dabSAntti Laakso case INTEL_FAM6_ATOM_TREMONT_D: /* JVL */ 4876103a8feaSLen Brown return 1; 4877103a8feaSLen Brown } 4878103a8feaSLen Brown return 0; 4879103a8feaSLen Brown } 4880103a8feaSLen Brown 4881d7899447SLen Brown /* 4882570992fcSLen Brown * HSW ULT added support for C8/C9/C10 MSRs: 4883d7899447SLen Brown * 4884d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 4885d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 4886d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 48875a63426eSLen Brown * 48885a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 48895a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 48905a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 48915a63426eSLen Brown * 4892d7899447SLen Brown */ 4893570992fcSLen Brown int has_c8910_msrs(unsigned int family, unsigned int model) 4894ca58710fSKristen Carlson Accardi { 4895ca58710fSKristen Carlson Accardi if (!genuine_intel) 4896ca58710fSKristen Carlson Accardi return 0; 4897ca58710fSKristen Carlson Accardi 4898ca58710fSKristen Carlson Accardi switch (model) { 489977e5517cSIngo Molnar case INTEL_FAM6_HASWELL_L: /* HSW */ 4900c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 4901af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 4902af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 4903869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4904f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4905f6708400SChen Yu case INTEL_FAM6_ATOM_TREMONT: /* EHL */ 4906ca58710fSKristen Carlson Accardi return 1; 4907ca58710fSKristen Carlson Accardi } 4908ca58710fSKristen Carlson Accardi return 0; 4909ca58710fSKristen Carlson Accardi } 4910ca58710fSKristen Carlson Accardi 49110b2bb692SLen Brown /* 49120b2bb692SLen Brown * SKL adds support for additional MSRS: 49130b2bb692SLen Brown * 49140b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 49150b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 49160b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 49170b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 49180b2bb692SLen Brown */ 49190b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 49200b2bb692SLen Brown { 49210b2bb692SLen Brown if (!genuine_intel) 49220b2bb692SLen Brown return 0; 49230b2bb692SLen Brown 49240b2bb692SLen Brown switch (model) { 4925af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 4926af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 49270b2bb692SLen Brown return 1; 49280b2bb692SLen Brown } 49290b2bb692SLen Brown return 0; 49300b2bb692SLen Brown } 49310b2bb692SLen Brown 4932144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 4933144b44b1SLen Brown { 4934144b44b1SLen Brown if (!genuine_intel) 4935144b44b1SLen Brown return 0; 4936144b44b1SLen Brown switch (model) { 4937f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 49385ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_D: /* AVN */ 4939144b44b1SLen Brown return 1; 4940144b44b1SLen Brown } 4941144b44b1SLen Brown return 0; 4942144b44b1SLen Brown } 4943144b44b1SLen Brown 4944fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 4945fb5d4327SDasaratharaman Chandramouli { 4946fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 4947fb5d4327SDasaratharaman Chandramouli return 0; 4948fb5d4327SDasaratharaman Chandramouli switch (model) { 4949869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 4950fb5d4327SDasaratharaman Chandramouli return 1; 4951fb5d4327SDasaratharaman Chandramouli } 4952fb5d4327SDasaratharaman Chandramouli return 0; 4953fb5d4327SDasaratharaman Chandramouli } 4954fb5d4327SDasaratharaman Chandramouli 4955997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model) 4956997e5395SSrinivas Pandruvada { 4957997e5395SSrinivas Pandruvada if (!genuine_intel) 4958997e5395SSrinivas Pandruvada return 0; 4959997e5395SSrinivas Pandruvada 4960997e5395SSrinivas Pandruvada switch (model) { 4961af239c44SPeter Zijlstra case INTEL_FAM6_CANNONLAKE_L: /* CNL */ 4962997e5395SSrinivas Pandruvada return 1; 4963997e5395SSrinivas Pandruvada } 4964997e5395SSrinivas Pandruvada 4965997e5395SSrinivas Pandruvada return 0; 4966997e5395SSrinivas Pandruvada } 4967997e5395SSrinivas Pandruvada 4968b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 4969b2b34dfeSHubert Chrzaniuk { 4970b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 4971b2b34dfeSHubert Chrzaniuk return 1024; 4972b2b34dfeSHubert Chrzaniuk return 1; 4973b2b34dfeSHubert Chrzaniuk } 4974b2b34dfeSHubert Chrzaniuk 4975144b44b1SLen Brown #define SLM_BCLK_FREQS 5 4976144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0 }; 4977144b44b1SLen Brown 4978144b44b1SLen Brown double slm_bclk(void) 4979144b44b1SLen Brown { 4980144b44b1SLen Brown unsigned long long msr = 3; 4981144b44b1SLen Brown unsigned int i; 4982144b44b1SLen Brown double freq; 4983144b44b1SLen Brown 49847ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 4985b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 4986144b44b1SLen Brown 4987144b44b1SLen Brown i = msr & 0xf; 4988144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 4989b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 49900a91e551SColin Ian King i = 3; 4991144b44b1SLen Brown } 4992144b44b1SLen Brown freq = slm_freq_table[i]; 4993144b44b1SLen Brown 499496e47158SLen Brown if (!quiet) 4995b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 4996144b44b1SLen Brown 4997144b44b1SLen Brown return freq; 4998144b44b1SLen Brown } 4999144b44b1SLen Brown 5000103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 5001103a8feaSLen Brown { 5002121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 5003103a8feaSLen Brown return 100.00; 5004144b44b1SLen Brown else if (is_slm(family, model)) 5005144b44b1SLen Brown return slm_bclk(); 5006103a8feaSLen Brown else 5007103a8feaSLen Brown return 133.33; 5008103a8feaSLen Brown } 5009103a8feaSLen Brown 50107ab5ff49SZhang Rui int get_cpu_type(struct thread_data *t, struct core_data *c, struct pkg_data *p) 50117ab5ff49SZhang Rui { 50127ab5ff49SZhang Rui unsigned int eax, ebx, ecx, edx; 50137ab5ff49SZhang Rui 50147ab5ff49SZhang Rui if (!genuine_intel) 50157ab5ff49SZhang Rui return 0; 50167ab5ff49SZhang Rui 50177ab5ff49SZhang Rui if (cpu_migrate(t->cpu_id)) { 50187ab5ff49SZhang Rui fprintf(outf, "Could not migrate to CPU %d\n", t->cpu_id); 50197ab5ff49SZhang Rui return -1; 50207ab5ff49SZhang Rui } 50217ab5ff49SZhang Rui 50227ab5ff49SZhang Rui if (max_level < 0x1a) 50237ab5ff49SZhang Rui return 0; 50247ab5ff49SZhang Rui 50257ab5ff49SZhang Rui __cpuid(0x1a, eax, ebx, ecx, edx); 50267ab5ff49SZhang Rui eax = (eax >> 24) & 0xFF; 50277ab5ff49SZhang Rui if (eax == 0x20) 50287ab5ff49SZhang Rui t->is_atom = true; 50297ab5ff49SZhang Rui return 0; 50307ab5ff49SZhang Rui } 50317ab5ff49SZhang Rui 5032889facbeSLen Brown /* 5033889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 5034889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 5035889facbeSLen Brown * This is usually equal to tjMax. 5036889facbeSLen Brown * 5037889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 5038889facbeSLen Brown * but also allow cmdline over-ride with -T. 5039889facbeSLen Brown * 5040889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 5041889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 5042889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 5043889facbeSLen Brown */ 50446ff7cb37SLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 50456ff7cb37SLen Brown { 5046b2b94be7SLen Brown unsigned long long msr; 504755279aefSZhang Rui unsigned int tcc_default, tcc_offset; 5048b2b94be7SLen Brown int cpu; 5049b2b94be7SLen Brown 505055279aefSZhang Rui /* tj_max is used only for dts or ptm */ 5051889facbeSLen Brown if (!(do_dts || do_ptm)) 5052889facbeSLen Brown return 0; 5053889facbeSLen Brown 5054889facbeSLen Brown /* this is a per-package concept */ 5055889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 5056889facbeSLen Brown return 0; 5057889facbeSLen Brown 5058b2b94be7SLen Brown cpu = t->cpu_id; 5059b2b94be7SLen Brown if (cpu_migrate(cpu)) { 5060b2b94be7SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 5061b2b94be7SLen Brown return -1; 5062b2b94be7SLen Brown } 5063b2b94be7SLen Brown 506455279aefSZhang Rui if (tj_max_override != 0) { 506555279aefSZhang Rui tj_max = tj_max_override; 50661b439f01SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", cpu, tj_max); 5067889facbeSLen Brown return 0; 5068889facbeSLen Brown } 5069889facbeSLen Brown 5070b2b94be7SLen Brown /* Temperature Target MSR is Nehalem and newer only */ 5071b2b94be7SLen Brown if (!do_nhm_platform_info) 5072b2b94be7SLen Brown goto guess; 5073b2b94be7SLen Brown 5074b2b94be7SLen Brown if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 5075b2b94be7SLen Brown goto guess; 5076b2b94be7SLen Brown 507755279aefSZhang Rui tcc_default = (msr >> 16) & 0xFF; 5078b2b94be7SLen Brown 50790b9a0b9bSZhang Rui if (!quiet) { 50800b9a0b9bSZhang Rui switch (tcc_offset_bits) { 50810b9a0b9bSZhang Rui case 4: 50820b9a0b9bSZhang Rui tcc_offset = (msr >> 24) & 0xF; 50830b9a0b9bSZhang Rui fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C) (%d default - %d offset)\n", 508455279aefSZhang Rui cpu, msr, tcc_default - tcc_offset, tcc_default, tcc_offset); 50850b9a0b9bSZhang Rui break; 50860b9a0b9bSZhang Rui case 6: 50870b9a0b9bSZhang Rui tcc_offset = (msr >> 24) & 0x3F; 50880b9a0b9bSZhang Rui fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C) (%d default - %d offset)\n", 508955279aefSZhang Rui cpu, msr, tcc_default - tcc_offset, tcc_default, tcc_offset); 50900b9a0b9bSZhang Rui break; 50910b9a0b9bSZhang Rui default: 50921b439f01SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", cpu, msr, tcc_default); 50930b9a0b9bSZhang Rui break; 50940b9a0b9bSZhang Rui } 50950b9a0b9bSZhang Rui } 5096b2b94be7SLen Brown 509755279aefSZhang Rui if (!tcc_default) 5098b2b94be7SLen Brown goto guess; 5099b2b94be7SLen Brown 510055279aefSZhang Rui tj_max = tcc_default; 5101b2b94be7SLen Brown 5102889facbeSLen Brown return 0; 5103889facbeSLen Brown 5104b2b94be7SLen Brown guess: 510555279aefSZhang Rui tj_max = TJMAX_DEFAULT; 51061b439f01SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", cpu, tj_max); 5107889facbeSLen Brown 5108889facbeSLen Brown return 0; 5109889facbeSLen Brown } 511069807a63SLen Brown 5111aa8d8cc7SLen Brown void decode_feature_control_msr(void) 5112aa8d8cc7SLen Brown { 5113aa8d8cc7SLen Brown unsigned long long msr; 5114aa8d8cc7SLen Brown 5115f6505c88SSean Christopherson if (!get_msr(base_cpu, MSR_IA32_FEAT_CTL, &msr)) 5116aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 51171b439f01SLen Brown base_cpu, msr, msr & FEAT_CTL_LOCKED ? "" : "UN-", msr & (1 << 18) ? "SGX" : ""); 5118aa8d8cc7SLen Brown } 5119aa8d8cc7SLen Brown 512069807a63SLen Brown void decode_misc_enable_msr(void) 512169807a63SLen Brown { 512269807a63SLen Brown unsigned long long msr; 512369807a63SLen Brown 5124f26b1519SLen Brown if (!genuine_intel) 5125f26b1519SLen Brown return; 5126f26b1519SLen Brown 512769807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 5128e6512624SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n", 512969807a63SLen Brown base_cpu, msr, 5130e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-", 5131e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-", 5132fd3933caSLen Brown msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-", 5133e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "", 5134e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : ""); 513569807a63SLen Brown } 513669807a63SLen Brown 513733148d67SLen Brown void decode_misc_feature_control(void) 513833148d67SLen Brown { 513933148d67SLen Brown unsigned long long msr; 514033148d67SLen Brown 514133148d67SLen Brown if (!has_misc_feature_control) 514233148d67SLen Brown return; 514333148d67SLen Brown 514433148d67SLen Brown if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr)) 51451b439f01SLen Brown fprintf(outf, 51461b439f01SLen Brown "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n", 51471b439f01SLen Brown base_cpu, msr, msr & (0 << 0) ? "No-" : "", msr & (1 << 0) ? "No-" : "", 51481b439f01SLen Brown msr & (2 << 0) ? "No-" : "", msr & (3 << 0) ? "No-" : ""); 514933148d67SLen Brown } 51501b439f01SLen Brown 5151f0057310SLen Brown /* 5152f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 5153f0057310SLen Brown * 5154f0057310SLen Brown * Decode the bits according to the Nehalem documentation 5155f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 5156f0057310SLen Brown * bit[1] less so... 5157f0057310SLen Brown */ 5158f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 5159f0057310SLen Brown { 5160f0057310SLen Brown unsigned long long msr; 5161f0057310SLen Brown 5162f0057310SLen Brown if (!do_nhm_platform_info) 5163f0057310SLen Brown return; 5164f0057310SLen Brown 5165cf4cbe53SLen Brown if (no_MSR_MISC_PWR_MGMT) 5166cf4cbe53SLen Brown return; 5167cf4cbe53SLen Brown 5168f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 5169ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 5170f0057310SLen Brown base_cpu, msr, 51711b439f01SLen Brown msr & (1 << 0) ? "DIS" : "EN", msr & (1 << 1) ? "EN" : "DIS", msr & (1 << 8) ? "EN" : "DIS"); 5172f0057310SLen Brown } 51731b439f01SLen Brown 517471616c8eSLen Brown /* 517571616c8eSLen Brown * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG 517671616c8eSLen Brown * 517771616c8eSLen Brown * This MSRs are present on Silvermont processors, 517871616c8eSLen Brown * Intel Atom processor E3000 series (Baytrail), and friends. 517971616c8eSLen Brown */ 518071616c8eSLen Brown void decode_c6_demotion_policy_msr(void) 518171616c8eSLen Brown { 518271616c8eSLen Brown unsigned long long msr; 518371616c8eSLen Brown 518471616c8eSLen Brown if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr)) 518571616c8eSLen Brown fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n", 518671616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 518771616c8eSLen Brown 518871616c8eSLen Brown if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr)) 518971616c8eSLen Brown fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n", 519071616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 519171616c8eSLen Brown } 51927f5c258eSLen Brown 5193f5a4c76aSLen Brown /* 5194f5a4c76aSLen Brown * When models are the same, for the purpose of turbostat, reuse 5195f5a4c76aSLen Brown */ 5196f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model) 5197f5a4c76aSLen Brown { 5198f5a4c76aSLen Brown 5199f5a4c76aSLen Brown switch (model) { 5200f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 5201f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 5202f5a4c76aSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 5203f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 5204f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 5205f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM; 5206f5a4c76aSLen Brown 5207f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 5208f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 5209f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM_EX; 5210f5a4c76aSLen Brown 5211f5a4c76aSLen Brown case INTEL_FAM6_XEON_PHI_KNM: 5212f5a4c76aSLen Brown return INTEL_FAM6_XEON_PHI_KNL; 5213f5a4c76aSLen Brown 5214f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_X: 52155ebb34edSPeter Zijlstra case INTEL_FAM6_BROADWELL_D: /* BDX-DE */ 5216f5a4c76aSLen Brown return INTEL_FAM6_BROADWELL_X; 5217f5a4c76aSLen Brown 5218af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: 5219c66f78a6SPeter Zijlstra case INTEL_FAM6_SKYLAKE: 5220af239c44SPeter Zijlstra case INTEL_FAM6_KABYLAKE_L: 5221c66f78a6SPeter Zijlstra case INTEL_FAM6_KABYLAKE: 5222081c5432SChen Yu case INTEL_FAM6_COMETLAKE_L: 5223081c5432SChen Yu case INTEL_FAM6_COMETLAKE: 5224af239c44SPeter Zijlstra return INTEL_FAM6_SKYLAKE_L; 5225937807d3SLen Brown 5226af239c44SPeter Zijlstra case INTEL_FAM6_ICELAKE_L: 5227d93ea567SRajneesh Bhardwaj case INTEL_FAM6_ICELAKE_NNPI: 52284bf7132aSChen Yu case INTEL_FAM6_TIGERLAKE_L: 52294bf7132aSChen Yu case INTEL_FAM6_TIGERLAKE: 5230e7af1ed3SLen Brown case INTEL_FAM6_ROCKETLAKE: 5231e7af1ed3SLen Brown case INTEL_FAM6_LAKEFIELD: 5232e7af1ed3SLen Brown case INTEL_FAM6_ALDERLAKE: 52335683460bSChen Yu case INTEL_FAM6_ALDERLAKE_L: 5234af239c44SPeter Zijlstra return INTEL_FAM6_CANNONLAKE_L; 5235b62b3184SZhang Rui 5236d7814c30SChen Yu case INTEL_FAM6_ATOM_TREMONT_L: 5237d7814c30SChen Yu return INTEL_FAM6_ATOM_TREMONT; 5238d7814c30SChen Yu 52396c5c6560SChen Yu case INTEL_FAM6_ICELAKE_D: 5240e7af1ed3SLen Brown case INTEL_FAM6_SAPPHIRERAPIDS_X: 524125368d7cSChen Yu return INTEL_FAM6_ICELAKE_X; 5242f5a4c76aSLen Brown } 5243f5a4c76aSLen Brown return model; 5244f5a4c76aSLen Brown } 5245d76bb7a0SLen Brown 5246d76bb7a0SLen Brown void print_dev_latency(void) 5247d76bb7a0SLen Brown { 5248d76bb7a0SLen Brown char *path = "/dev/cpu_dma_latency"; 5249d76bb7a0SLen Brown int fd; 5250d76bb7a0SLen Brown int value; 5251d76bb7a0SLen Brown int retval; 5252d76bb7a0SLen Brown 5253d76bb7a0SLen Brown fd = open(path, O_RDONLY); 5254d76bb7a0SLen Brown if (fd < 0) { 5255d76bb7a0SLen Brown warn("fopen %s\n", path); 5256d76bb7a0SLen Brown return; 5257d76bb7a0SLen Brown } 5258d76bb7a0SLen Brown 5259d76bb7a0SLen Brown retval = read(fd, (void *)&value, sizeof(int)); 5260d76bb7a0SLen Brown if (retval != sizeof(int)) { 5261d76bb7a0SLen Brown warn("read %s\n", path); 5262d76bb7a0SLen Brown close(fd); 5263d76bb7a0SLen Brown return; 5264d76bb7a0SLen Brown } 52651b439f01SLen Brown fprintf(outf, "/dev/cpu_dma_latency: %d usec (%s)\n", value, value == 2000000000 ? "default" : "constrained"); 5266d76bb7a0SLen Brown 5267d76bb7a0SLen Brown close(fd); 5268d76bb7a0SLen Brown } 5269d76bb7a0SLen Brown 52702af4f9b8SLen Brown /* 52712af4f9b8SLen Brown * Linux-perf manages the the HW instructions-retired counter 52722af4f9b8SLen Brown * by enabling when requested, and hiding rollover 52732af4f9b8SLen Brown */ 52742af4f9b8SLen Brown void linux_perf_init(void) 52752af4f9b8SLen Brown { 52762af4f9b8SLen Brown if (!BIC_IS_ENABLED(BIC_IPC)) 52772af4f9b8SLen Brown return; 52782af4f9b8SLen Brown 52792af4f9b8SLen Brown if (access("/proc/sys/kernel/perf_event_paranoid", F_OK)) 52802af4f9b8SLen Brown return; 52812af4f9b8SLen Brown 52822af4f9b8SLen Brown fd_instr_count_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 52832af4f9b8SLen Brown if (fd_instr_count_percpu == NULL) 52842af4f9b8SLen Brown err(-1, "calloc fd_instr_count_percpu"); 52852af4f9b8SLen Brown 52862af4f9b8SLen Brown BIC_PRESENT(BIC_IPC); 52872af4f9b8SLen Brown } 52882af4f9b8SLen Brown 5289fcd17211SLen Brown void process_cpuid() 5290103a8feaSLen Brown { 529134041551SLen Brown unsigned int eax, ebx, ecx, edx; 529234041551SLen Brown unsigned int fms, family, model, stepping, ecx_flags, edx_flags; 5293b3a34e93SLen Brown unsigned int has_turbo; 5294ed0757b8SLen Brown unsigned long long ucode_patch = 0; 5295103a8feaSLen Brown 5296103a8feaSLen Brown eax = ebx = ecx = edx = 0; 5297103a8feaSLen Brown 52985aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 5299103a8feaSLen Brown 530034041551SLen Brown if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69) 5301103a8feaSLen Brown genuine_intel = 1; 530234041551SLen Brown else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65) 530334041551SLen Brown authentic_amd = 1; 5304c1c10cc7SPu Wen else if (ebx == 0x6f677948 && ecx == 0x656e6975 && edx == 0x6e65476e) 5305c1c10cc7SPu Wen hygon_genuine = 1; 5306103a8feaSLen Brown 530796e47158SLen Brown if (!quiet) 5308ed0757b8SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s 0x%x CPUID levels\n", 5309ed0757b8SLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx, max_level); 5310103a8feaSLen Brown 53115aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 5312103a8feaSLen Brown family = (fms >> 8) & 0xf; 5313103a8feaSLen Brown model = (fms >> 4) & 0xf; 5314103a8feaSLen Brown stepping = fms & 0xf; 53155aa3d1a2SCalvin Walton if (family == 0xf) 53165aa3d1a2SCalvin Walton family += (fms >> 20) & 0xff; 53175aa3d1a2SCalvin Walton if (family >= 6) 5318103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 531934041551SLen Brown ecx_flags = ecx; 532034041551SLen Brown edx_flags = edx; 5321103a8feaSLen Brown 5322ed0757b8SLen Brown if (get_msr(sched_getcpu(), MSR_IA32_UCODE_REV, &ucode_patch)) 5323ed0757b8SLen Brown warnx("get_msr(UCODE)\n"); 5324ed0757b8SLen Brown 5325103a8feaSLen Brown /* 5326103a8feaSLen Brown * check max extended function levels of CPUID. 5327103a8feaSLen Brown * This is needed to check for invariant TSC. 5328103a8feaSLen Brown * This check is valid for both Intel and AMD. 5329103a8feaSLen Brown */ 5330103a8feaSLen Brown ebx = ecx = edx = 0; 53315aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 5332103a8feaSLen Brown 533334041551SLen Brown if (!quiet) { 5334ed0757b8SLen Brown fprintf(outf, "CPUID(1): family:model:stepping 0x%x:%x:%x (%d:%d:%d) microcode 0x%x\n", 53351b439f01SLen Brown family, model, stepping, family, model, stepping, 53361b439f01SLen Brown (unsigned int)((ucode_patch >> 32) & 0xFFFFFFFF)); 5337ed0757b8SLen Brown fprintf(outf, "CPUID(0x80000000): max_extended_levels: 0x%x\n", max_extended_level); 533834041551SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n", 533934041551SLen Brown ecx_flags & (1 << 0) ? "SSE3" : "-", 534034041551SLen Brown ecx_flags & (1 << 3) ? "MONITOR" : "-", 534134041551SLen Brown ecx_flags & (1 << 6) ? "SMX" : "-", 534234041551SLen Brown ecx_flags & (1 << 7) ? "EIST" : "-", 534334041551SLen Brown ecx_flags & (1 << 8) ? "TM2" : "-", 534434041551SLen Brown edx_flags & (1 << 4) ? "TSC" : "-", 534534041551SLen Brown edx_flags & (1 << 5) ? "MSR" : "-", 534634041551SLen Brown edx_flags & (1 << 22) ? "ACPI-TM" : "-", 53471b439f01SLen Brown edx_flags & (1 << 28) ? "HT" : "-", edx_flags & (1 << 29) ? "TM" : "-"); 534834041551SLen Brown } 534925368d7cSChen Yu if (genuine_intel) { 5350e9d3092fSZhang Rui model_orig = model; 5351f5a4c76aSLen Brown model = intel_model_duplicates(model); 535225368d7cSChen Yu } 535334041551SLen Brown 535434041551SLen Brown if (!(edx_flags & (1 << 5))) 535534041551SLen Brown errx(1, "CPUID: no MSR"); 535634041551SLen Brown 535761a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 5358103a8feaSLen Brown 5359103a8feaSLen Brown /* 5360103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 5361103a8feaSLen Brown * this check is valid for both Intel and AMD 5362103a8feaSLen Brown */ 53635aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 53648209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 5365d7899447SLen Brown } 5366103a8feaSLen Brown 5367103a8feaSLen Brown /* 5368103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 5369103a8feaSLen Brown * this check is valid for both Intel and AMD 5370103a8feaSLen Brown */ 5371103a8feaSLen Brown 53725aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 53738209e054SThomas Renninger has_aperf = ecx & (1 << 0); 5374812db3f7SLen Brown if (has_aperf) { 5375812db3f7SLen Brown BIC_PRESENT(BIC_Avg_MHz); 5376812db3f7SLen Brown BIC_PRESENT(BIC_Busy); 5377812db3f7SLen Brown BIC_PRESENT(BIC_Bzy_MHz); 5378812db3f7SLen Brown } 5379889facbeSLen Brown do_dts = eax & (1 << 0); 5380812db3f7SLen Brown if (do_dts) 5381812db3f7SLen Brown BIC_PRESENT(BIC_CoreTmp); 5382b3a34e93SLen Brown has_turbo = eax & (1 << 1); 5383889facbeSLen Brown do_ptm = eax & (1 << 6); 5384812db3f7SLen Brown if (do_ptm) 5385812db3f7SLen Brown BIC_PRESENT(BIC_PkgTmp); 53867f5c258eSLen Brown has_hwp = eax & (1 << 7); 53877f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 53887f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 53897f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 53907f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 5391889facbeSLen Brown has_epb = ecx & (1 << 3); 5392889facbeSLen Brown 539396e47158SLen Brown if (!quiet) 5394b3a34e93SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, " 53957f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 53967f5c258eSLen Brown has_aperf ? "" : "No-", 5397b3a34e93SLen Brown has_turbo ? "" : "No-", 53987f5c258eSLen Brown do_dts ? "" : "No-", 53997f5c258eSLen Brown do_ptm ? "" : "No-", 54007f5c258eSLen Brown has_hwp ? "" : "No-", 54017f5c258eSLen Brown has_hwp_notify ? "" : "No-", 54027f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 54031b439f01SLen Brown has_hwp_epp ? "" : "No-", has_hwp_pkg ? "" : "No-", has_epb ? "" : "No-"); 5404103a8feaSLen Brown 540596e47158SLen Brown if (!quiet) 540669807a63SLen Brown decode_misc_enable_msr(); 540769807a63SLen Brown 540896e47158SLen Brown if (max_level >= 0x7 && !quiet) { 5409aa8d8cc7SLen Brown int has_sgx; 5410aa8d8cc7SLen Brown 5411aa8d8cc7SLen Brown ecx = 0; 5412aa8d8cc7SLen Brown 5413aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 5414aa8d8cc7SLen Brown 5415aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 5416aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 5417aa8d8cc7SLen Brown 5418aa8d8cc7SLen Brown if (has_sgx) 5419aa8d8cc7SLen Brown decode_feature_control_msr(); 5420aa8d8cc7SLen Brown } 5421aa8d8cc7SLen Brown 542261a87ba7SLen Brown if (max_level >= 0x15) { 54238a5bdf41SLen Brown unsigned int eax_crystal; 54248a5bdf41SLen Brown unsigned int ebx_tsc; 54258a5bdf41SLen Brown 54268a5bdf41SLen Brown /* 54278a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 54288a5bdf41SLen Brown */ 54298a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 54305aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 54318a5bdf41SLen Brown 54328a5bdf41SLen Brown if (ebx_tsc != 0) { 54338a5bdf41SLen Brown 543496e47158SLen Brown if (!quiet && (ebx != 0)) 5435b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 54368a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 54378a5bdf41SLen Brown 54388a5bdf41SLen Brown if (crystal_hz == 0) 54398a5bdf41SLen Brown switch (model) { 5440af239c44SPeter Zijlstra case INTEL_FAM6_SKYLAKE_L: /* SKL */ 5441e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 5442e8efbc80SLen Brown break; 54435ebb34edSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_D: /* DNV */ 5444ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 5445ec53e594SLen Brown break; 5446869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 5447f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 5448e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 54498a5bdf41SLen Brown break; 54508a5bdf41SLen Brown default: 54518a5bdf41SLen Brown crystal_hz = 0; 54528a5bdf41SLen Brown } 54538a5bdf41SLen Brown 54548a5bdf41SLen Brown if (crystal_hz) { 54558a5bdf41SLen Brown tsc_hz = (unsigned long long)crystal_hz *ebx_tsc / eax_crystal; 545696e47158SLen Brown if (!quiet) 5457b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 54588a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 54598a5bdf41SLen Brown } 54608a5bdf41SLen Brown } 54618a5bdf41SLen Brown } 546261a87ba7SLen Brown if (max_level >= 0x16) { 546361a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 546461a87ba7SLen Brown 546561a87ba7SLen Brown /* 546661a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 546761a87ba7SLen Brown */ 546861a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 546961a87ba7SLen Brown 54705aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 547196e47158SLen Brown if (!quiet) 5472b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 547361a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 547461a87ba7SLen Brown } 54758a5bdf41SLen Brown 5476b2b34dfeSHubert Chrzaniuk if (has_aperf) 5477b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 5478b2b34dfeSHubert Chrzaniuk 5479812db3f7SLen Brown BIC_PRESENT(BIC_IRQ); 5480812db3f7SLen Brown BIC_PRESENT(BIC_TSC_MHz); 5481812db3f7SLen Brown 5482812db3f7SLen Brown if (probe_nhm_msrs(family, model)) { 5483812db3f7SLen Brown do_nhm_platform_info = 1; 5484812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c1); 5485812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c3); 5486812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c6); 5487812db3f7SLen Brown BIC_PRESENT(BIC_SMI); 5488812db3f7SLen Brown } 5489d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 5490812db3f7SLen Brown 5491812db3f7SLen Brown if (do_snb_cstates) 5492812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c7); 5493812db3f7SLen Brown 54945a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 54950f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__2)) 54960f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc2); 54970f47c08dSLen Brown if (pkg_cstate_limit >= PCL__3) 54980f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc3); 54990f47c08dSLen Brown if (pkg_cstate_limit >= PCL__6) 55000f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 55010f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__7)) 55020f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc7); 55030539ba11SLen Brown if (has_slv_msrs(family, model)) { 55040f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc2); 55050f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 55060f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 55070f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 55080539ba11SLen Brown BIC_PRESENT(BIC_Mod_c6); 55090539ba11SLen Brown use_c1_residency_msr = 1; 55100539ba11SLen Brown } 551120de0dabSAntti Laakso if (is_jvl(family, model)) { 551220de0dabSAntti Laakso BIC_NOT_PRESENT(BIC_CPU_c3); 551320de0dabSAntti Laakso BIC_NOT_PRESENT(BIC_CPU_c7); 551420de0dabSAntti Laakso BIC_NOT_PRESENT(BIC_Pkgpc2); 551520de0dabSAntti Laakso BIC_NOT_PRESENT(BIC_Pkgpc3); 551620de0dabSAntti Laakso BIC_NOT_PRESENT(BIC_Pkgpc6); 551720de0dabSAntti Laakso BIC_NOT_PRESENT(BIC_Pkgpc7); 551820de0dabSAntti Laakso } 55197170a374SLen Brown if (is_dnv(family, model)) { 55207170a374SLen Brown BIC_PRESENT(BIC_CPU_c1); 55217170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 55227170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 55237170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 55247170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 55257170a374SLen Brown use_c1_residency_msr = 1; 55267170a374SLen Brown } 552725368d7cSChen Yu if (is_skx(family, model) || is_icx(family, model)) { 552834c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 552934c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 553034c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 553134c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 553234c76197SLen Brown } 5533ade0ebacSLen Brown if (is_bdx(family, model)) { 5534ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 5535ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 5536ade0ebacSLen Brown } 5537570992fcSLen Brown if (has_c8910_msrs(family, model)) { 5538c315a09bSLen Brown if (pkg_cstate_limit >= PCL__8) 55390f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc8); 5540c315a09bSLen Brown if (pkg_cstate_limit >= PCL__9) 55410f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc9); 5542c315a09bSLen Brown if (pkg_cstate_limit >= PCL_10) 55430f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc10); 55440f47c08dSLen Brown } 5545570992fcSLen Brown do_irtl_hsw = has_c8910_msrs(family, model); 5546a99d8730SLen Brown if (has_skl_msrs(family, model)) { 5547a99d8730SLen Brown BIC_PRESENT(BIC_Totl_c0); 5548a99d8730SLen Brown BIC_PRESENT(BIC_Any_c0); 5549a99d8730SLen Brown BIC_PRESENT(BIC_GFX_c0); 5550a99d8730SLen Brown BIC_PRESENT(BIC_CPUGFX); 5551a99d8730SLen Brown } 5552144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 5553fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 5554103a8feaSLen Brown 55551b439f01SLen Brown if (do_slm_cstates || do_knl_cstates || is_cnl(family, model) || is_ehl(family, model)) 5556562855eeSLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 5557103a8feaSLen Brown 555896e47158SLen Brown if (!quiet) 5559f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 5560f0057310SLen Brown 556196e47158SLen Brown if (!quiet && has_slv_msrs(family, model)) 556271616c8eSLen Brown decode_c6_demotion_policy_msr(); 556371616c8eSLen Brown 5564889facbeSLen Brown rapl_probe(family, model); 55653a9a941dSLen Brown perf_limit_reasons_probe(family, model); 5566ac980e13SArtem Bityutskiy automatic_cstate_conversion_probe(family, model); 5567889facbeSLen Brown 55680b9a0b9bSZhang Rui check_tcc_offset(model_orig); 55690b9a0b9bSZhang Rui 557096e47158SLen Brown if (!quiet) 55711b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 5572fcd17211SLen Brown 557341618e63SLen Brown if (!quiet) 5574d76bb7a0SLen Brown print_dev_latency(); 5575d76bb7a0SLen Brown if (!quiet) 557641618e63SLen Brown dump_sysfs_cstate_config(); 55777293fccdSLen Brown if (!quiet) 55787293fccdSLen Brown dump_sysfs_pstate_config(); 557941618e63SLen Brown 55808c69da29SChen Yu if (has_skl_msrs(family, model) || is_ehl(family, model)) 5581a2b7b749SLen Brown calculate_tsc_tweak(); 5582a2b7b749SLen Brown 5583812db3f7SLen Brown if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK)) 5584812db3f7SLen Brown BIC_PRESENT(BIC_GFX_rc6); 5585fdf676e5SLen Brown 5586812db3f7SLen Brown if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK)) 5587812db3f7SLen Brown BIC_PRESENT(BIC_GFXMHz); 558827d47356SLen Brown 5589b4b91569SRafael Antognolli if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_act_freq_mhz", R_OK)) 5590b4b91569SRafael Antognolli BIC_PRESENT(BIC_GFXACTMHz); 5591b4b91569SRafael Antognolli 5592be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK)) 5593be0e54c4SLen Brown BIC_PRESENT(BIC_CPU_LPI); 5594be0e54c4SLen Brown else 5595be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_CPU_LPI); 5596be0e54c4SLen Brown 55971f81c5efSLen Brown if (!access(sys_lpi_file_sysfs, R_OK)) { 55981f81c5efSLen Brown sys_lpi_file = sys_lpi_file_sysfs; 5599be0e54c4SLen Brown BIC_PRESENT(BIC_SYS_LPI); 56001f81c5efSLen Brown } else if (!access(sys_lpi_file_debugfs, R_OK)) { 56011f81c5efSLen Brown sys_lpi_file = sys_lpi_file_debugfs; 56021f81c5efSLen Brown BIC_PRESENT(BIC_SYS_LPI); 56031f81c5efSLen Brown } else { 56041f81c5efSLen Brown sys_lpi_file_sysfs = NULL; 5605be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_SYS_LPI); 56061f81c5efSLen Brown } 5607be0e54c4SLen Brown 560896e47158SLen Brown if (!quiet) 560933148d67SLen Brown decode_misc_feature_control(); 561033148d67SLen Brown 5611889facbeSLen Brown return; 5612103a8feaSLen Brown } 5613103a8feaSLen Brown 5614103a8feaSLen Brown /* 5615103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 5616103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 5617103a8feaSLen Brown */ 5618103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 5619103a8feaSLen Brown { 5620103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 5621103a8feaSLen Brown return 1; 5622103a8feaSLen Brown else 5623103a8feaSLen Brown return 0; 5624103a8feaSLen Brown } 5625103a8feaSLen Brown 5626103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 5627103a8feaSLen Brown { 5628103a8feaSLen Brown return 0; 5629103a8feaSLen Brown } 5630103a8feaSLen Brown 5631c98d5d94SLen Brown void topology_probe() 5632c98d5d94SLen Brown { 5633c98d5d94SLen Brown int i; 5634c98d5d94SLen Brown int max_core_id = 0; 5635c98d5d94SLen Brown int max_package_id = 0; 56366de68fe1SLen Brown int max_die_id = 0; 5637c98d5d94SLen Brown int max_siblings = 0; 5638c98d5d94SLen Brown 5639c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 5640843c5791SPrarit Bhargava set_max_cpu_num(); 5641c98d5d94SLen Brown topo.num_cpus = 0; 5642c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 5643c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 5644812db3f7SLen Brown BIC_PRESENT(BIC_CPU); 5645c98d5d94SLen Brown 5646d8af6f5fSLen Brown if (debug > 1) 5647b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 5648c98d5d94SLen Brown 5649c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 5650b2c95d90SJosh Triplett if (cpus == NULL) 5651b2c95d90SJosh Triplett err(1, "calloc cpus"); 5652c98d5d94SLen Brown 5653c98d5d94SLen Brown /* 5654c98d5d94SLen Brown * Allocate and initialize cpu_present_set 5655c98d5d94SLen Brown */ 5656c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 5657b2c95d90SJosh Triplett if (cpu_present_set == NULL) 5658b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 5659c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 5660c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 5661c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 5662c98d5d94SLen Brown 5663c98d5d94SLen Brown /* 56641ef7d21aSLen Brown * Validate that all cpus in cpu_subset are also in cpu_present_set 56651ef7d21aSLen Brown */ 56661ef7d21aSLen Brown for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) { 56671ef7d21aSLen Brown if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset)) 56681ef7d21aSLen Brown if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set)) 56691ef7d21aSLen Brown err(1, "cpu%d not present", i); 56701ef7d21aSLen Brown } 56711ef7d21aSLen Brown 56721ef7d21aSLen Brown /* 5673c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 5674c98d5d94SLen Brown */ 5675c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 5676b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 5677b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 5678c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 5679c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 5680c98d5d94SLen Brown 56818cb48b32SPrarit Bhargava for_all_proc_cpus(init_thread_id); 5682c98d5d94SLen Brown 5683c98d5d94SLen Brown /* 5684c98d5d94SLen Brown * For online cpus 5685c98d5d94SLen Brown * find max_core_id, max_package_id 5686c98d5d94SLen Brown */ 5687c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 5688c98d5d94SLen Brown int siblings; 5689c98d5d94SLen Brown 5690c98d5d94SLen Brown if (cpu_is_not_present(i)) { 5691d8af6f5fSLen Brown if (debug > 1) 5692b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 5693c98d5d94SLen Brown continue; 5694c98d5d94SLen Brown } 5695c98d5d94SLen Brown 56960e2d8f05SLen Brown cpus[i].logical_cpu_id = i; 56970e2d8f05SLen Brown 56980e2d8f05SLen Brown /* get package information */ 5699c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 5700c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 5701c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 5702c98d5d94SLen Brown 57036de68fe1SLen Brown /* get die information */ 57046de68fe1SLen Brown cpus[i].die_id = get_die_id(i); 57056de68fe1SLen Brown if (cpus[i].die_id > max_die_id) 57066de68fe1SLen Brown max_die_id = cpus[i].die_id; 57076de68fe1SLen Brown 57080e2d8f05SLen Brown /* get numa node information */ 5709ef605741SPrarit Bhargava cpus[i].physical_node_id = get_physical_node_id(&cpus[i]); 5710ef605741SPrarit Bhargava if (cpus[i].physical_node_id > topo.max_node_num) 5711ef605741SPrarit Bhargava topo.max_node_num = cpus[i].physical_node_id; 57120e2d8f05SLen Brown 57130e2d8f05SLen Brown /* get core information */ 57140e2d8f05SLen Brown cpus[i].physical_core_id = get_core_id(i); 57150e2d8f05SLen Brown if (cpus[i].physical_core_id > max_core_id) 57160e2d8f05SLen Brown max_core_id = cpus[i].physical_core_id; 57170e2d8f05SLen Brown 57180e2d8f05SLen Brown /* get thread information */ 57190e2d8f05SLen Brown siblings = get_thread_siblings(&cpus[i]); 5720c98d5d94SLen Brown if (siblings > max_siblings) 5721c98d5d94SLen Brown max_siblings = siblings; 57224f206a0fSArtem Bityutskiy if (cpus[i].thread_id == 0) 57238cb48b32SPrarit Bhargava topo.num_cores++; 5724c98d5d94SLen Brown } 5725ef605741SPrarit Bhargava 572670a9c6e8SPrarit Bhargava topo.cores_per_node = max_core_id + 1; 5727d8af6f5fSLen Brown if (debug > 1) 57281b439f01SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", max_core_id, topo.cores_per_node); 572970a9c6e8SPrarit Bhargava if (!summary_only && topo.cores_per_node > 1) 5730812db3f7SLen Brown BIC_PRESENT(BIC_Core); 5731c98d5d94SLen Brown 57326de68fe1SLen Brown topo.num_die = max_die_id + 1; 57336de68fe1SLen Brown if (debug > 1) 57341b439f01SLen Brown fprintf(outf, "max_die_id %d, sizing for %d die\n", max_die_id, topo.num_die); 57356de68fe1SLen Brown if (!summary_only && topo.num_die > 1) 57366de68fe1SLen Brown BIC_PRESENT(BIC_Die); 57376de68fe1SLen Brown 5738c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 5739d8af6f5fSLen Brown if (debug > 1) 57401b439f01SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", max_package_id, topo.num_packages); 57417da6e3e2SLen Brown if (!summary_only && topo.num_packages > 1) 5742812db3f7SLen Brown BIC_PRESENT(BIC_Package); 5743c98d5d94SLen Brown 5744ef605741SPrarit Bhargava set_node_data(); 5745ef605741SPrarit Bhargava if (debug > 1) 574670a9c6e8SPrarit Bhargava fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg); 574701235041SPrarit Bhargava if (!summary_only && topo.nodes_per_pkg > 1) 574801235041SPrarit Bhargava BIC_PRESENT(BIC_Node); 5749ef605741SPrarit Bhargava 575070a9c6e8SPrarit Bhargava topo.threads_per_core = max_siblings; 5751d8af6f5fSLen Brown if (debug > 1) 5752b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 57532ffbb224SPrarit Bhargava 57542ffbb224SPrarit Bhargava if (debug < 1) 57552ffbb224SPrarit Bhargava return; 57562ffbb224SPrarit Bhargava 57572ffbb224SPrarit Bhargava for (i = 0; i <= topo.max_cpu_num; ++i) { 57580ec712e3SLen Brown if (cpu_is_not_present(i)) 57590ec712e3SLen Brown continue; 57602ffbb224SPrarit Bhargava fprintf(outf, 57616de68fe1SLen Brown "cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n", 57626de68fe1SLen Brown i, cpus[i].physical_package_id, cpus[i].die_id, 57631b439f01SLen Brown cpus[i].physical_node_id, cpus[i].logical_node_id, cpus[i].physical_core_id, cpus[i].thread_id); 57642ffbb224SPrarit Bhargava } 57652ffbb224SPrarit Bhargava 5766c98d5d94SLen Brown } 5767c98d5d94SLen Brown 57681b439f01SLen Brown void allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 5769c98d5d94SLen Brown { 5770c98d5d94SLen Brown int i; 57711b439f01SLen Brown int num_cores = topo.cores_per_node * topo.nodes_per_pkg * topo.num_packages; 577240f5cfe7SPrarit Bhargava int num_threads = topo.threads_per_core * num_cores; 5773c98d5d94SLen Brown 577440f5cfe7SPrarit Bhargava *t = calloc(num_threads, sizeof(struct thread_data)); 5775c98d5d94SLen Brown if (*t == NULL) 5776c98d5d94SLen Brown goto error; 5777c98d5d94SLen Brown 577840f5cfe7SPrarit Bhargava for (i = 0; i < num_threads; i++) 5779c98d5d94SLen Brown (*t)[i].cpu_id = -1; 5780c98d5d94SLen Brown 578140f5cfe7SPrarit Bhargava *c = calloc(num_cores, sizeof(struct core_data)); 5782c98d5d94SLen Brown if (*c == NULL) 5783c98d5d94SLen Brown goto error; 5784c98d5d94SLen Brown 578540f5cfe7SPrarit Bhargava for (i = 0; i < num_cores; i++) 5786c98d5d94SLen Brown (*c)[i].core_id = -1; 5787c98d5d94SLen Brown 5788678a3bd1SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 5789c98d5d94SLen Brown if (*p == NULL) 5790c98d5d94SLen Brown goto error; 5791c98d5d94SLen Brown 5792c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 5793c98d5d94SLen Brown (*p)[i].package_id = i; 5794c98d5d94SLen Brown 5795c98d5d94SLen Brown return; 5796c98d5d94SLen Brown error: 5797b2c95d90SJosh Triplett err(1, "calloc counters"); 5798c98d5d94SLen Brown } 57991b439f01SLen Brown 5800c98d5d94SLen Brown /* 5801c98d5d94SLen Brown * init_counter() 5802c98d5d94SLen Brown * 5803c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 5804c98d5d94SLen Brown */ 58051b439f01SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base, int cpu_id) 5806c98d5d94SLen Brown { 58078cb48b32SPrarit Bhargava int pkg_id = cpus[cpu_id].physical_package_id; 580840f5cfe7SPrarit Bhargava int node_id = cpus[cpu_id].logical_node_id; 58098cb48b32SPrarit Bhargava int core_id = cpus[cpu_id].physical_core_id; 58108cb48b32SPrarit Bhargava int thread_id = cpus[cpu_id].thread_id; 5811c98d5d94SLen Brown struct thread_data *t; 5812c98d5d94SLen Brown struct core_data *c; 5813c98d5d94SLen Brown struct pkg_data *p; 5814c98d5d94SLen Brown 581542dd4520SNathan Ciobanu /* Workaround for systems where physical_node_id==-1 581642dd4520SNathan Ciobanu * and logical_node_id==(-1 - topo.num_cpus) 581742dd4520SNathan Ciobanu */ 581842dd4520SNathan Ciobanu if (node_id < 0) 581942dd4520SNathan Ciobanu node_id = 0; 582042dd4520SNathan Ciobanu 582140f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id); 582240f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_id, node_id, pkg_id); 58238cb48b32SPrarit Bhargava p = GET_PKG(pkg_base, pkg_id); 5824c98d5d94SLen Brown 5825c98d5d94SLen Brown t->cpu_id = cpu_id; 58268cb48b32SPrarit Bhargava if (thread_id == 0) { 5827c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 5828c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 5829c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 5830c98d5d94SLen Brown } 5831c98d5d94SLen Brown 58328cb48b32SPrarit Bhargava c->core_id = core_id; 58338cb48b32SPrarit Bhargava p->package_id = pkg_id; 5834c98d5d94SLen Brown } 5835c98d5d94SLen Brown 5836c98d5d94SLen Brown int initialize_counters(int cpu_id) 5837c98d5d94SLen Brown { 58388cb48b32SPrarit Bhargava init_counter(EVEN_COUNTERS, cpu_id); 58398cb48b32SPrarit Bhargava init_counter(ODD_COUNTERS, cpu_id); 5840c98d5d94SLen Brown return 0; 5841c98d5d94SLen Brown } 5842c98d5d94SLen Brown 5843c98d5d94SLen Brown void allocate_output_buffer() 5844c98d5d94SLen Brown { 5845eeb71c95SNaoya Horiguchi output_buffer = calloc(1, (1 + topo.num_cpus) * 2048); 5846c98d5d94SLen Brown outp = output_buffer; 5847b2c95d90SJosh Triplett if (outp == NULL) 5848b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 5849c98d5d94SLen Brown } 58501b439f01SLen Brown 585136229897SLen Brown void allocate_fd_percpu(void) 585236229897SLen Brown { 585301a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 585436229897SLen Brown if (fd_percpu == NULL) 585536229897SLen Brown err(-1, "calloc fd_percpu"); 585636229897SLen Brown } 58571b439f01SLen Brown 5858562a2d37SLen Brown void allocate_irq_buffers(void) 5859562a2d37SLen Brown { 5860562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 5861562a2d37SLen Brown if (irq_column_2_cpu == NULL) 5862562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 5863c98d5d94SLen Brown 586401a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 5865562a2d37SLen Brown if (irqs_per_cpu == NULL) 586601a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 5867562a2d37SLen Brown } 58681b439f01SLen Brown 5869c98d5d94SLen Brown void setup_all_buffers(void) 5870c98d5d94SLen Brown { 5871c98d5d94SLen Brown topology_probe(); 5872562a2d37SLen Brown allocate_irq_buffers(); 587336229897SLen Brown allocate_fd_percpu(); 5874c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 5875c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 5876c98d5d94SLen Brown allocate_output_buffer(); 5877c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 5878c98d5d94SLen Brown } 58793b4d5c7fSAndy Shevchenko 58807ce7d5deSPrarit Bhargava void set_base_cpu(void) 58817ce7d5deSPrarit Bhargava { 58827ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 58837ce7d5deSPrarit Bhargava if (base_cpu < 0) 58847ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 58857ce7d5deSPrarit Bhargava 58867ce7d5deSPrarit Bhargava if (debug > 1) 5887b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 58887ce7d5deSPrarit Bhargava } 58897ce7d5deSPrarit Bhargava 5890103a8feaSLen Brown void turbostat_init() 5891103a8feaSLen Brown { 58927ce7d5deSPrarit Bhargava setup_all_buffers(); 58937ce7d5deSPrarit Bhargava set_base_cpu(); 5894103a8feaSLen Brown check_dev_msr(); 589598481e79SLen Brown check_permissions(); 5896fcd17211SLen Brown process_cpuid(); 58972af4f9b8SLen Brown linux_perf_init(); 5898103a8feaSLen Brown 589996e47158SLen Brown if (!quiet) 59007f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 59017f5c258eSLen Brown 590296e47158SLen Brown if (!quiet) 5903889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 5904889facbeSLen Brown 590596e47158SLen Brown if (!quiet) 59063a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 59073a9a941dSLen Brown 590896e47158SLen Brown if (!quiet) 5909889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 5910889facbeSLen Brown 5911889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 5912889facbeSLen Brown 59137ab5ff49SZhang Rui for_all_cpus(get_cpu_type, ODD_COUNTERS); 59147ab5ff49SZhang Rui for_all_cpus(get_cpu_type, EVEN_COUNTERS); 59157ab5ff49SZhang Rui 591696e47158SLen Brown if (!quiet) 5917889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 59185a63426eSLen Brown 591996e47158SLen Brown if (!quiet && do_irtl_snb) 59205a63426eSLen Brown print_irtl(); 5921103a8feaSLen Brown } 5922103a8feaSLen Brown 5923103a8feaSLen Brown int fork_it(char **argv) 5924103a8feaSLen Brown { 5925103a8feaSLen Brown pid_t child_pid; 5926d91bb17cSLen Brown int status; 5927d15cf7c1SLen Brown 5928218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5929d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 59304c2122d4SLen Brown first_counter_read = 0; 5931d91bb17cSLen Brown if (status) 5932d91bb17cSLen Brown exit(status); 5933d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 5934d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 5935103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 5936103a8feaSLen Brown 5937103a8feaSLen Brown child_pid = fork(); 5938103a8feaSLen Brown if (!child_pid) { 5939103a8feaSLen Brown /* child */ 5940103a8feaSLen Brown execvp(argv[0], argv); 59410815a3d0SLen Brown err(errno, "exec %s", argv[0]); 5942103a8feaSLen Brown } else { 5943103a8feaSLen Brown 5944103a8feaSLen Brown /* parent */ 5945b2c95d90SJosh Triplett if (child_pid == -1) 5946b2c95d90SJosh Triplett err(1, "fork"); 5947103a8feaSLen Brown 5948103a8feaSLen Brown signal(SIGINT, SIG_IGN); 5949103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 5950b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 5951b2c95d90SJosh Triplett err(status, "waitpid"); 59522a954966SDavid Arcari 59532a954966SDavid Arcari if (WIFEXITED(status)) 59542a954966SDavid Arcari status = WEXITSTATUS(status); 5955103a8feaSLen Brown } 5956c98d5d94SLen Brown /* 5957c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 5958c98d5d94SLen Brown * because re-starting is problematic when forking 5959c98d5d94SLen Brown */ 5960218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5961c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 5962103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 5963103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 5964ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 5965ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 5966ba3dec99SLen Brown else { 5967c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 5968c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 5969ba3dec99SLen Brown } 5970103a8feaSLen Brown 5971b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec / 1000000.0); 5972b7d8c148SLen Brown 5973b7d8c148SLen Brown flush_output_stderr(); 5974103a8feaSLen Brown 5975d91bb17cSLen Brown return status; 5976103a8feaSLen Brown } 5977103a8feaSLen Brown 59783b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 59793b4d5c7fSAndy Shevchenko { 59803b4d5c7fSAndy Shevchenko int status; 59813b4d5c7fSAndy Shevchenko 5982218f0e8dSLen Brown snapshot_proc_sysfs_files(); 59833b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 59843b4d5c7fSAndy Shevchenko if (status) 59853b4d5c7fSAndy Shevchenko return status; 59863b4d5c7fSAndy Shevchenko 59873b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 59883b4d5c7fSAndy Shevchenko if (status) 59893b4d5c7fSAndy Shevchenko return status; 59903b4d5c7fSAndy Shevchenko 5991b7d8c148SLen Brown flush_output_stdout(); 59923b4d5c7fSAndy Shevchenko 59933b4d5c7fSAndy Shevchenko return status; 59943b4d5c7fSAndy Shevchenko } 59953b4d5c7fSAndy Shevchenko 59961b439f01SLen Brown void print_version() 59971b439f01SLen Brown { 59983c070b2aSLen Brown fprintf(outf, "turbostat version 21.05.04" " - Len Brown <lenb@kernel.org>\n"); 5999d8af6f5fSLen Brown } 6000d8af6f5fSLen Brown 6001495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name, 6002495c7654SLen Brown unsigned int width, enum counter_scope scope, 600341618e63SLen Brown enum counter_type type, enum counter_format format, int flags) 6004388e9c81SLen Brown { 6005388e9c81SLen Brown struct msr_counter *msrp; 6006388e9c81SLen Brown 6007388e9c81SLen Brown msrp = calloc(1, sizeof(struct msr_counter)); 6008388e9c81SLen Brown if (msrp == NULL) { 6009388e9c81SLen Brown perror("calloc"); 6010388e9c81SLen Brown exit(1); 6011388e9c81SLen Brown } 6012388e9c81SLen Brown 6013388e9c81SLen Brown msrp->msr_num = msr_num; 6014d8d005baSLen Brown strncpy(msrp->name, name, NAME_BYTES - 1); 6015495c7654SLen Brown if (path) 6016d8d005baSLen Brown strncpy(msrp->path, path, PATH_BYTES - 1); 6017388e9c81SLen Brown msrp->width = width; 6018388e9c81SLen Brown msrp->type = type; 6019388e9c81SLen Brown msrp->format = format; 602041618e63SLen Brown msrp->flags = flags; 6021388e9c81SLen Brown 6022388e9c81SLen Brown switch (scope) { 6023388e9c81SLen Brown 6024388e9c81SLen Brown case SCOPE_CPU: 6025388e9c81SLen Brown msrp->next = sys.tp; 6026388e9c81SLen Brown sys.tp = msrp; 6027678a3bd1SLen Brown sys.added_thread_counters++; 60280748eaf0SLen Brown if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) { 60291b439f01SLen Brown fprintf(stderr, "exceeded max %d added thread counters\n", MAX_ADDED_COUNTERS); 6030678a3bd1SLen Brown exit(-1); 6031678a3bd1SLen Brown } 6032388e9c81SLen Brown break; 6033388e9c81SLen Brown 6034388e9c81SLen Brown case SCOPE_CORE: 6035388e9c81SLen Brown msrp->next = sys.cp; 6036388e9c81SLen Brown sys.cp = msrp; 6037678a3bd1SLen Brown sys.added_core_counters++; 6038678a3bd1SLen Brown if (sys.added_core_counters > MAX_ADDED_COUNTERS) { 60391b439f01SLen Brown fprintf(stderr, "exceeded max %d added core counters\n", MAX_ADDED_COUNTERS); 6040678a3bd1SLen Brown exit(-1); 6041678a3bd1SLen Brown } 6042388e9c81SLen Brown break; 6043388e9c81SLen Brown 6044388e9c81SLen Brown case SCOPE_PACKAGE: 6045388e9c81SLen Brown msrp->next = sys.pp; 6046388e9c81SLen Brown sys.pp = msrp; 6047678a3bd1SLen Brown sys.added_package_counters++; 6048678a3bd1SLen Brown if (sys.added_package_counters > MAX_ADDED_COUNTERS) { 60491b439f01SLen Brown fprintf(stderr, "exceeded max %d added package counters\n", MAX_ADDED_COUNTERS); 6050678a3bd1SLen Brown exit(-1); 6051678a3bd1SLen Brown } 6052388e9c81SLen Brown break; 6053388e9c81SLen Brown } 6054388e9c81SLen Brown 6055388e9c81SLen Brown return 0; 6056388e9c81SLen Brown } 6057388e9c81SLen Brown 6058388e9c81SLen Brown void parse_add_command(char *add_command) 6059388e9c81SLen Brown { 6060388e9c81SLen Brown int msr_num = 0; 6061495c7654SLen Brown char *path = NULL; 60620f47c08dSLen Brown char name_buffer[NAME_BYTES] = ""; 6063388e9c81SLen Brown int width = 64; 6064388e9c81SLen Brown int fail = 0; 6065388e9c81SLen Brown enum counter_scope scope = SCOPE_CPU; 6066388e9c81SLen Brown enum counter_type type = COUNTER_CYCLES; 6067388e9c81SLen Brown enum counter_format format = FORMAT_DELTA; 6068388e9c81SLen Brown 6069388e9c81SLen Brown while (add_command) { 6070388e9c81SLen Brown 6071388e9c81SLen Brown if (sscanf(add_command, "msr0x%x", &msr_num) == 1) 6072388e9c81SLen Brown goto next; 6073388e9c81SLen Brown 6074388e9c81SLen Brown if (sscanf(add_command, "msr%d", &msr_num) == 1) 6075388e9c81SLen Brown goto next; 6076388e9c81SLen Brown 6077495c7654SLen Brown if (*add_command == '/') { 6078495c7654SLen Brown path = add_command; 6079495c7654SLen Brown goto next; 6080495c7654SLen Brown } 6081495c7654SLen Brown 6082388e9c81SLen Brown if (sscanf(add_command, "u%d", &width) == 1) { 6083388e9c81SLen Brown if ((width == 32) || (width == 64)) 6084388e9c81SLen Brown goto next; 6085388e9c81SLen Brown width = 64; 6086388e9c81SLen Brown } 6087388e9c81SLen Brown if (!strncmp(add_command, "cpu", strlen("cpu"))) { 6088388e9c81SLen Brown scope = SCOPE_CPU; 6089388e9c81SLen Brown goto next; 6090388e9c81SLen Brown } 6091388e9c81SLen Brown if (!strncmp(add_command, "core", strlen("core"))) { 6092388e9c81SLen Brown scope = SCOPE_CORE; 6093388e9c81SLen Brown goto next; 6094388e9c81SLen Brown } 6095388e9c81SLen Brown if (!strncmp(add_command, "package", strlen("package"))) { 6096388e9c81SLen Brown scope = SCOPE_PACKAGE; 6097388e9c81SLen Brown goto next; 6098388e9c81SLen Brown } 6099388e9c81SLen Brown if (!strncmp(add_command, "cycles", strlen("cycles"))) { 6100388e9c81SLen Brown type = COUNTER_CYCLES; 6101388e9c81SLen Brown goto next; 6102388e9c81SLen Brown } 6103388e9c81SLen Brown if (!strncmp(add_command, "seconds", strlen("seconds"))) { 6104388e9c81SLen Brown type = COUNTER_SECONDS; 6105388e9c81SLen Brown goto next; 6106388e9c81SLen Brown } 610741618e63SLen Brown if (!strncmp(add_command, "usec", strlen("usec"))) { 610841618e63SLen Brown type = COUNTER_USEC; 610941618e63SLen Brown goto next; 611041618e63SLen Brown } 6111388e9c81SLen Brown if (!strncmp(add_command, "raw", strlen("raw"))) { 6112388e9c81SLen Brown format = FORMAT_RAW; 6113388e9c81SLen Brown goto next; 6114388e9c81SLen Brown } 6115388e9c81SLen Brown if (!strncmp(add_command, "delta", strlen("delta"))) { 6116388e9c81SLen Brown format = FORMAT_DELTA; 6117388e9c81SLen Brown goto next; 6118388e9c81SLen Brown } 6119388e9c81SLen Brown if (!strncmp(add_command, "percent", strlen("percent"))) { 6120388e9c81SLen Brown format = FORMAT_PERCENT; 6121388e9c81SLen Brown goto next; 6122388e9c81SLen Brown } 6123388e9c81SLen Brown 6124388e9c81SLen Brown if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) { /* 18 < NAME_BYTES */ 6125388e9c81SLen Brown char *eos; 6126388e9c81SLen Brown 6127388e9c81SLen Brown eos = strchr(name_buffer, ','); 6128388e9c81SLen Brown if (eos) 6129388e9c81SLen Brown *eos = '\0'; 6130388e9c81SLen Brown goto next; 6131388e9c81SLen Brown } 6132388e9c81SLen Brown 6133388e9c81SLen Brown next: 6134388e9c81SLen Brown add_command = strchr(add_command, ','); 6135495c7654SLen Brown if (add_command) { 6136495c7654SLen Brown *add_command = '\0'; 6137388e9c81SLen Brown add_command++; 6138495c7654SLen Brown } 6139388e9c81SLen Brown 6140388e9c81SLen Brown } 6141495c7654SLen Brown if ((msr_num == 0) && (path == NULL)) { 6142495c7654SLen Brown fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n"); 6143388e9c81SLen Brown fail++; 6144388e9c81SLen Brown } 6145388e9c81SLen Brown 6146388e9c81SLen Brown /* generate default column header */ 6147388e9c81SLen Brown if (*name_buffer == '\0') { 6148388e9c81SLen Brown if (width == 32) 61495f3aea57SLen Brown sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 6150388e9c81SLen Brown else 61515f3aea57SLen Brown sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 6152388e9c81SLen Brown } 6153388e9c81SLen Brown 615441618e63SLen Brown if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0)) 6155388e9c81SLen Brown fail++; 6156388e9c81SLen Brown 6157388e9c81SLen Brown if (fail) { 6158388e9c81SLen Brown help(); 6159388e9c81SLen Brown exit(1); 6160388e9c81SLen Brown } 6161388e9c81SLen Brown } 616241618e63SLen Brown 6163*0fc521bcSZephaniah E. Loss-Cutler-Hull int is_deferred_add(char *name) 6164*0fc521bcSZephaniah E. Loss-Cutler-Hull { 6165*0fc521bcSZephaniah E. Loss-Cutler-Hull int i; 6166*0fc521bcSZephaniah E. Loss-Cutler-Hull 6167*0fc521bcSZephaniah E. Loss-Cutler-Hull for (i = 0; i < deferred_add_index; ++i) 6168*0fc521bcSZephaniah E. Loss-Cutler-Hull if (!strcmp(name, deferred_add_names[i])) 6169*0fc521bcSZephaniah E. Loss-Cutler-Hull return 1; 6170*0fc521bcSZephaniah E. Loss-Cutler-Hull return 0; 6171*0fc521bcSZephaniah E. Loss-Cutler-Hull } 6172*0fc521bcSZephaniah E. Loss-Cutler-Hull 6173dd778a5eSLen Brown int is_deferred_skip(char *name) 6174dd778a5eSLen Brown { 6175dd778a5eSLen Brown int i; 6176dd778a5eSLen Brown 6177dd778a5eSLen Brown for (i = 0; i < deferred_skip_index; ++i) 6178dd778a5eSLen Brown if (!strcmp(name, deferred_skip_names[i])) 6179dd778a5eSLen Brown return 1; 6180dd778a5eSLen Brown return 0; 6181dd778a5eSLen Brown } 6182dd778a5eSLen Brown 618341618e63SLen Brown void probe_sysfs(void) 618441618e63SLen Brown { 618541618e63SLen Brown char path[64]; 618641618e63SLen Brown char name_buf[16]; 618741618e63SLen Brown FILE *input; 618841618e63SLen Brown int state; 618941618e63SLen Brown char *sp; 619041618e63SLen Brown 61910748eaf0SLen Brown for (state = 10; state >= 0; --state) { 619241618e63SLen Brown 61931b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", base_cpu, state); 619441618e63SLen Brown input = fopen(path, "r"); 619541618e63SLen Brown if (input == NULL) 619641618e63SLen Brown continue; 61978173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 61988173c336SBen Hutchings err(1, "%s: failed to read file", path); 619941618e63SLen Brown 620041618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 620141618e63SLen Brown sp = strchr(name_buf, '-'); 620241618e63SLen Brown if (!sp) 620341618e63SLen Brown sp = strchrnul(name_buf, '\n'); 620441618e63SLen Brown *sp = '%'; 620541618e63SLen Brown *(sp + 1) = '\0'; 620641618e63SLen Brown 6207fecb3bc8SDavid Arcari remove_underbar(name_buf); 6208fecb3bc8SDavid Arcari 620941618e63SLen Brown fclose(input); 621041618e63SLen Brown 621141618e63SLen Brown sprintf(path, "cpuidle/state%d/time", state); 621241618e63SLen Brown 6213*0fc521bcSZephaniah E. Loss-Cutler-Hull if (!DO_BIC(BIC_sysfs) && !is_deferred_add(name_buf)) 6214*0fc521bcSZephaniah E. Loss-Cutler-Hull continue; 6215*0fc521bcSZephaniah E. Loss-Cutler-Hull 6216dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 6217dd778a5eSLen Brown continue; 6218dd778a5eSLen Brown 62191b439f01SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC, FORMAT_PERCENT, SYSFS_PERCPU); 622041618e63SLen Brown } 622141618e63SLen Brown 62220748eaf0SLen Brown for (state = 10; state >= 0; --state) { 622341618e63SLen Brown 62241b439f01SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", base_cpu, state); 622541618e63SLen Brown input = fopen(path, "r"); 622641618e63SLen Brown if (input == NULL) 622741618e63SLen Brown continue; 62288173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 62298173c336SBen Hutchings err(1, "%s: failed to read file", path); 623041618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 623141618e63SLen Brown sp = strchr(name_buf, '-'); 623241618e63SLen Brown if (!sp) 623341618e63SLen Brown sp = strchrnul(name_buf, '\n'); 623441618e63SLen Brown *sp = '\0'; 623541618e63SLen Brown fclose(input); 623641618e63SLen Brown 6237fecb3bc8SDavid Arcari remove_underbar(name_buf); 6238fecb3bc8SDavid Arcari 623941618e63SLen Brown sprintf(path, "cpuidle/state%d/usage", state); 624041618e63SLen Brown 6241*0fc521bcSZephaniah E. Loss-Cutler-Hull if (!DO_BIC(BIC_sysfs) && !is_deferred_add(name_buf)) 6242*0fc521bcSZephaniah E. Loss-Cutler-Hull continue; 6243*0fc521bcSZephaniah E. Loss-Cutler-Hull 6244dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 6245dd778a5eSLen Brown continue; 6246dd778a5eSLen Brown 62471b439f01SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS, FORMAT_DELTA, SYSFS_PERCPU); 624841618e63SLen Brown } 624941618e63SLen Brown 625041618e63SLen Brown } 625141618e63SLen Brown 62521ef7d21aSLen Brown /* 62531ef7d21aSLen Brown * parse cpuset with following syntax 62541ef7d21aSLen Brown * 1,2,4..6,8-10 and set bits in cpu_subset 62551ef7d21aSLen Brown */ 62561ef7d21aSLen Brown void parse_cpu_command(char *optarg) 62571ef7d21aSLen Brown { 62581ef7d21aSLen Brown unsigned int start, end; 62591ef7d21aSLen Brown char *next; 62601ef7d21aSLen Brown 62614e4e1e7cSLen Brown if (!strcmp(optarg, "core")) { 62624e4e1e7cSLen Brown if (cpu_subset) 62634e4e1e7cSLen Brown goto error; 62644e4e1e7cSLen Brown show_core_only++; 62654e4e1e7cSLen Brown return; 62664e4e1e7cSLen Brown } 62674e4e1e7cSLen Brown if (!strcmp(optarg, "package")) { 62684e4e1e7cSLen Brown if (cpu_subset) 62694e4e1e7cSLen Brown goto error; 62704e4e1e7cSLen Brown show_pkg_only++; 62714e4e1e7cSLen Brown return; 62724e4e1e7cSLen Brown } 62734e4e1e7cSLen Brown if (show_core_only || show_pkg_only) 62744e4e1e7cSLen Brown goto error; 62754e4e1e7cSLen Brown 62761ef7d21aSLen Brown cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS); 62771ef7d21aSLen Brown if (cpu_subset == NULL) 62781ef7d21aSLen Brown err(3, "CPU_ALLOC"); 62791ef7d21aSLen Brown cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS); 62801ef7d21aSLen Brown 62811ef7d21aSLen Brown CPU_ZERO_S(cpu_subset_size, cpu_subset); 62821ef7d21aSLen Brown 62831ef7d21aSLen Brown next = optarg; 62841ef7d21aSLen Brown 62851ef7d21aSLen Brown while (next && *next) { 62861ef7d21aSLen Brown 62871ef7d21aSLen Brown if (*next == '-') /* no negative cpu numbers */ 62881ef7d21aSLen Brown goto error; 62891ef7d21aSLen Brown 62901ef7d21aSLen Brown start = strtoul(next, &next, 10); 62911ef7d21aSLen Brown 62921ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 62931ef7d21aSLen Brown goto error; 62941ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 62951ef7d21aSLen Brown 62961ef7d21aSLen Brown if (*next == '\0') 62971ef7d21aSLen Brown break; 62981ef7d21aSLen Brown 62991ef7d21aSLen Brown if (*next == ',') { 63001ef7d21aSLen Brown next += 1; 63011ef7d21aSLen Brown continue; 63021ef7d21aSLen Brown } 63031ef7d21aSLen Brown 63041ef7d21aSLen Brown if (*next == '-') { 63051ef7d21aSLen Brown next += 1; /* start range */ 63061ef7d21aSLen Brown } else if (*next == '.') { 63071ef7d21aSLen Brown next += 1; 63081ef7d21aSLen Brown if (*next == '.') 63091ef7d21aSLen Brown next += 1; /* start range */ 63101ef7d21aSLen Brown else 63111ef7d21aSLen Brown goto error; 63121ef7d21aSLen Brown } 63131ef7d21aSLen Brown 63141ef7d21aSLen Brown end = strtoul(next, &next, 10); 63151ef7d21aSLen Brown if (end <= start) 63161ef7d21aSLen Brown goto error; 63171ef7d21aSLen Brown 63181ef7d21aSLen Brown while (++start <= end) { 63191ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 63201ef7d21aSLen Brown goto error; 63211ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 63221ef7d21aSLen Brown } 63231ef7d21aSLen Brown 63241ef7d21aSLen Brown if (*next == ',') 63251ef7d21aSLen Brown next += 1; 63261ef7d21aSLen Brown else if (*next != '\0') 63271ef7d21aSLen Brown goto error; 63281ef7d21aSLen Brown } 63291ef7d21aSLen Brown 63301ef7d21aSLen Brown return; 63311ef7d21aSLen Brown 63321ef7d21aSLen Brown error: 63334e4e1e7cSLen Brown fprintf(stderr, "\"--cpu %s\" malformed\n", optarg); 63344e4e1e7cSLen Brown help(); 63351ef7d21aSLen Brown exit(-1); 63361ef7d21aSLen Brown } 63371ef7d21aSLen Brown 6338103a8feaSLen Brown void cmdline(int argc, char **argv) 6339103a8feaSLen Brown { 6340103a8feaSLen Brown int opt; 6341d8af6f5fSLen Brown int option_index = 0; 6342d8af6f5fSLen Brown static struct option long_options[] = { 6343388e9c81SLen Brown { "add", required_argument, 0, 'a' }, 63441ef7d21aSLen Brown { "cpu", required_argument, 0, 'c' }, 6345d8af6f5fSLen Brown { "Dump", no_argument, 0, 'D' }, 634696e47158SLen Brown { "debug", no_argument, 0, 'd' }, /* internal, not documented */ 63473f44a5c6SLen Brown { "enable", required_argument, 0, 'e' }, 6348d8af6f5fSLen Brown { "interval", required_argument, 0, 'i' }, 63492af4f9b8SLen Brown { "IPC", no_argument, 0, 'I' }, 6350023fe0acSChen Yu { "num_iterations", required_argument, 0, 'n' }, 6351d8af6f5fSLen Brown { "help", no_argument, 0, 'h' }, 6352812db3f7SLen Brown { "hide", required_argument, 0, 'H' }, // meh, -h taken by --help 6353d8af6f5fSLen Brown { "Joules", no_argument, 0, 'J' }, 6354c8ade361SLen Brown { "list", no_argument, 0, 'l' }, 6355b7d8c148SLen Brown { "out", required_argument, 0, 'o' }, 635696e47158SLen Brown { "quiet", no_argument, 0, 'q' }, 6357812db3f7SLen Brown { "show", required_argument, 0, 's' }, 6358d8af6f5fSLen Brown { "Summary", no_argument, 0, 'S' }, 6359d8af6f5fSLen Brown { "TCC", required_argument, 0, 'T' }, 6360d8af6f5fSLen Brown { "version", no_argument, 0, 'v' }, 6361d8af6f5fSLen Brown { 0, 0, 0, 0 } 6362d8af6f5fSLen Brown }; 6363103a8feaSLen Brown 6364103a8feaSLen Brown progname = argv[0]; 6365103a8feaSLen Brown 63661b439f01SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v", long_options, &option_index)) != -1) { 6367103a8feaSLen Brown switch (opt) { 6368388e9c81SLen Brown case 'a': 6369388e9c81SLen Brown parse_add_command(optarg); 6370388e9c81SLen Brown break; 63711ef7d21aSLen Brown case 'c': 63721ef7d21aSLen Brown parse_cpu_command(optarg); 63731ef7d21aSLen Brown break; 6374d8af6f5fSLen Brown case 'D': 6375d8af6f5fSLen Brown dump_only++; 63768e180f3cSLen Brown break; 63773f44a5c6SLen Brown case 'e': 63783f44a5c6SLen Brown /* --enable specified counter */ 63794c2122d4SLen Brown bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST); 63803f44a5c6SLen Brown break; 6381d8af6f5fSLen Brown case 'd': 6382d8af6f5fSLen Brown debug++; 63833f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 63842f32edf1SLen Brown break; 6385812db3f7SLen Brown case 'H': 63863f44a5c6SLen Brown /* 63873f44a5c6SLen Brown * --hide: do not show those specified 63883f44a5c6SLen Brown * multiple invocations simply clear more bits in enabled mask 63893f44a5c6SLen Brown */ 63903f44a5c6SLen Brown bic_enabled &= ~bic_lookup(optarg, HIDE_LIST); 6391812db3f7SLen Brown break; 6392d8af6f5fSLen Brown case 'h': 6393d8af6f5fSLen Brown default: 6394d8af6f5fSLen Brown help(); 6395d8af6f5fSLen Brown exit(1); 6396d8af6f5fSLen Brown case 'i': 63972a0609c0SLen Brown { 63982a0609c0SLen Brown double interval = strtod(optarg, NULL); 63992a0609c0SLen Brown 64002a0609c0SLen Brown if (interval < 0.001) { 64011b439f01SLen Brown fprintf(outf, "interval %f seconds is too small\n", interval); 64022a0609c0SLen Brown exit(2); 64032a0609c0SLen Brown } 64042a0609c0SLen Brown 640547936f94SArtem Bityutskiy interval_tv.tv_sec = interval_ts.tv_sec = interval; 6406b9ad8ee0SLen Brown interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000; 640747936f94SArtem Bityutskiy interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 64082a0609c0SLen Brown } 6409889facbeSLen Brown break; 64105c56be9aSDirk Brandewie case 'J': 64115c56be9aSDirk Brandewie rapl_joules++; 64125c56be9aSDirk Brandewie break; 6413c8ade361SLen Brown case 'l': 64143f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 6415c8ade361SLen Brown list_header_only++; 6416c8ade361SLen Brown quiet++; 6417c8ade361SLen Brown break; 6418b7d8c148SLen Brown case 'o': 6419b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 6420b7d8c148SLen Brown break; 642196e47158SLen Brown case 'q': 642296e47158SLen Brown quiet = 1; 642396e47158SLen Brown break; 6424023fe0acSChen Yu case 'n': 6425023fe0acSChen Yu num_iterations = strtod(optarg, NULL); 6426023fe0acSChen Yu 6427023fe0acSChen Yu if (num_iterations <= 0) { 64281b439f01SLen Brown fprintf(outf, "iterations %d should be positive number\n", num_iterations); 6429023fe0acSChen Yu exit(2); 6430023fe0acSChen Yu } 6431023fe0acSChen Yu break; 6432812db3f7SLen Brown case 's': 64333f44a5c6SLen Brown /* 64343f44a5c6SLen Brown * --show: show only those specified 64353f44a5c6SLen Brown * The 1st invocation will clear and replace the enabled mask 64363f44a5c6SLen Brown * subsequent invocations can add to it. 64373f44a5c6SLen Brown */ 64383f44a5c6SLen Brown if (shown == 0) 64393f44a5c6SLen Brown bic_enabled = bic_lookup(optarg, SHOW_LIST); 64403f44a5c6SLen Brown else 64413f44a5c6SLen Brown bic_enabled |= bic_lookup(optarg, SHOW_LIST); 64423f44a5c6SLen Brown shown = 1; 6443812db3f7SLen Brown break; 6444d8af6f5fSLen Brown case 'S': 6445d8af6f5fSLen Brown summary_only++; 6446d8af6f5fSLen Brown break; 6447d8af6f5fSLen Brown case 'T': 644855279aefSZhang Rui tj_max_override = atoi(optarg); 6449d8af6f5fSLen Brown break; 6450d8af6f5fSLen Brown case 'v': 6451d8af6f5fSLen Brown print_version(); 6452d8af6f5fSLen Brown exit(0); 6453d8af6f5fSLen Brown break; 6454103a8feaSLen Brown } 6455103a8feaSLen Brown } 6456103a8feaSLen Brown } 6457103a8feaSLen Brown 6458103a8feaSLen Brown int main(int argc, char **argv) 6459103a8feaSLen Brown { 6460b7d8c148SLen Brown outf = stderr; 6461103a8feaSLen Brown cmdline(argc, argv); 6462103a8feaSLen Brown 646396e47158SLen Brown if (!quiet) 6464d8af6f5fSLen Brown print_version(); 6465103a8feaSLen Brown 646641618e63SLen Brown probe_sysfs(); 646741618e63SLen Brown 6468103a8feaSLen Brown turbostat_init(); 6469103a8feaSLen Brown 64706799ba84SDan Merillat msr_sum_record(); 64716799ba84SDan Merillat 64723b4d5c7fSAndy Shevchenko /* dump counters and exit */ 64733b4d5c7fSAndy Shevchenko if (dump_only) 64743b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 64753b4d5c7fSAndy Shevchenko 6476c8ade361SLen Brown /* list header and exit */ 6477c8ade361SLen Brown if (list_header_only) { 6478c8ade361SLen Brown print_header(","); 6479c8ade361SLen Brown flush_output_stdout(); 6480c8ade361SLen Brown return 0; 6481c8ade361SLen Brown } 6482c8ade361SLen Brown 6483103a8feaSLen Brown /* 6484103a8feaSLen Brown * if any params left, it must be a command to fork 6485103a8feaSLen Brown */ 6486103a8feaSLen Brown if (argc - optind) 6487103a8feaSLen Brown return fork_it(argv + optind); 6488103a8feaSLen Brown else 6489103a8feaSLen Brown turbostat_loop(); 6490103a8feaSLen Brown 6491103a8feaSLen Brown return 0; 6492103a8feaSLen Brown } 6493