1103a8feaSLen Brown /* 2103a8feaSLen Brown * turbostat -- show CPU frequency and C-state residency 3103a8feaSLen Brown * on modern Intel turbo-capable processors. 4103a8feaSLen Brown * 5144b44b1SLen Brown * Copyright (c) 2013 Intel Corporation. 6103a8feaSLen Brown * Len Brown <len.brown@intel.com> 7103a8feaSLen Brown * 8103a8feaSLen Brown * This program is free software; you can redistribute it and/or modify it 9103a8feaSLen Brown * under the terms and conditions of the GNU General Public License, 10103a8feaSLen Brown * version 2, as published by the Free Software Foundation. 11103a8feaSLen Brown * 12103a8feaSLen Brown * This program is distributed in the hope it will be useful, but WITHOUT 13103a8feaSLen Brown * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14103a8feaSLen Brown * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15103a8feaSLen Brown * more details. 16103a8feaSLen Brown * 17103a8feaSLen Brown * You should have received a copy of the GNU General Public License along with 18103a8feaSLen Brown * this program; if not, write to the Free Software Foundation, Inc., 19103a8feaSLen Brown * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 20103a8feaSLen Brown */ 21103a8feaSLen Brown 2288c3281fSLen Brown #define _GNU_SOURCE 23b731f311SJosh Triplett #include MSRHEADER 2495aebc44SJosh Triplett #include <stdarg.h> 25103a8feaSLen Brown #include <stdio.h> 26b2c95d90SJosh Triplett #include <err.h> 27103a8feaSLen Brown #include <unistd.h> 28103a8feaSLen Brown #include <sys/types.h> 29103a8feaSLen Brown #include <sys/wait.h> 30103a8feaSLen Brown #include <sys/stat.h> 31103a8feaSLen Brown #include <sys/resource.h> 32103a8feaSLen Brown #include <fcntl.h> 33103a8feaSLen Brown #include <signal.h> 34103a8feaSLen Brown #include <sys/time.h> 35103a8feaSLen Brown #include <stdlib.h> 36d8af6f5fSLen Brown #include <getopt.h> 37103a8feaSLen Brown #include <dirent.h> 38103a8feaSLen Brown #include <string.h> 39103a8feaSLen Brown #include <ctype.h> 4088c3281fSLen Brown #include <sched.h> 412a0609c0SLen Brown #include <time.h> 422b92865eSJosh Triplett #include <cpuid.h> 4398481e79SLen Brown #include <linux/capability.h> 4498481e79SLen Brown #include <errno.h> 45103a8feaSLen Brown 46103a8feaSLen Brown char *proc_stat = "/proc/stat"; 47*b7d8c148SLen Brown FILE *outf; 482a0609c0SLen Brown struct timespec interval_ts = {5, 0}; 49d8af6f5fSLen Brown unsigned int debug; 50d8af6f5fSLen Brown unsigned int rapl_joules; 51d8af6f5fSLen Brown unsigned int summary_only; 52d8af6f5fSLen Brown unsigned int dump_only; 53103a8feaSLen Brown unsigned int skip_c0; 54103a8feaSLen Brown unsigned int skip_c1; 55103a8feaSLen Brown unsigned int do_nhm_cstates; 56103a8feaSLen Brown unsigned int do_snb_cstates; 57fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 58ee7e38e3SLen Brown unsigned int do_pc2; 59ee7e38e3SLen Brown unsigned int do_pc3; 60ee7e38e3SLen Brown unsigned int do_pc6; 61ee7e38e3SLen Brown unsigned int do_pc7; 62ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10; 630b2bb692SLen Brown unsigned int do_skl_residency; 64144b44b1SLen Brown unsigned int do_slm_cstates; 65144b44b1SLen Brown unsigned int use_c1_residency_msr; 66103a8feaSLen Brown unsigned int has_aperf; 67889facbeSLen Brown unsigned int has_epb; 68fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 69103a8feaSLen Brown unsigned int genuine_intel; 70103a8feaSLen Brown unsigned int has_invariant_tsc; 71d7899447SLen Brown unsigned int do_nhm_platform_info; 722f32edf1SLen Brown unsigned int extra_msr_offset32; 732f32edf1SLen Brown unsigned int extra_msr_offset64; 748e180f3cSLen Brown unsigned int extra_delta_offset32; 758e180f3cSLen Brown unsigned int extra_delta_offset64; 76b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 771ed51011SLen Brown int do_smi; 78103a8feaSLen Brown double bclk; 79a2b7b749SLen Brown double base_hz; 8021ed5574SLen Brown unsigned int has_base_hz; 81a2b7b749SLen Brown double tsc_tweak = 1.0; 82103a8feaSLen Brown unsigned int show_pkg; 83103a8feaSLen Brown unsigned int show_core; 84103a8feaSLen Brown unsigned int show_cpu; 85c98d5d94SLen Brown unsigned int show_pkg_only; 86c98d5d94SLen Brown unsigned int show_core_only; 87c98d5d94SLen Brown char *output_buffer, *outp; 88889facbeSLen Brown unsigned int do_rapl; 89889facbeSLen Brown unsigned int do_dts; 90889facbeSLen Brown unsigned int do_ptm; 91889facbeSLen Brown unsigned int tcc_activation_temp; 92889facbeSLen Brown unsigned int tcc_activation_temp_override; 9340ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 9440ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 95889facbeSLen Brown double rapl_joule_counter_range; 963a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 973a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 983a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 998a5bdf41SLen Brown unsigned int crystal_hz; 1008a5bdf41SLen Brown unsigned long long tsc_hz; 1017ce7d5deSPrarit Bhargava int base_cpu; 10221ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 1037f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 1047f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 1057f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 1067f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1077f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1087f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 109889facbeSLen Brown 110889facbeSLen Brown #define RAPL_PKG (1 << 0) 111e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 112e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 113e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 114e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 115e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 116e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 117e6f9bb3cSLen Brown 118889facbeSLen Brown #define RAPL_DRAM (1 << 3) 119e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 120e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 121e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 122e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1230b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1240b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 125e6f9bb3cSLen Brown 1260b2bb692SLen Brown #define RAPL_CORES (1 << 6) 127e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 128e6f9bb3cSLen Brown /* 0x639 MSR_PP0_ENERGY_STATUS */ 1290b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 130e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 131e6f9bb3cSLen Brown 1320b2bb692SLen Brown #define RAPL_GFX (1 << 8) 133e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 134e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 135e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 136889facbeSLen Brown #define TJMAX_DEFAULT 100 137889facbeSLen Brown 138889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 139103a8feaSLen Brown 140103a8feaSLen Brown int aperf_mperf_unstable; 141103a8feaSLen Brown int backwards_count; 142103a8feaSLen Brown char *progname; 143103a8feaSLen Brown 144c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 145c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 146c98d5d94SLen Brown 147c98d5d94SLen Brown struct thread_data { 148c98d5d94SLen Brown unsigned long long tsc; 149c98d5d94SLen Brown unsigned long long aperf; 150c98d5d94SLen Brown unsigned long long mperf; 151144b44b1SLen Brown unsigned long long c1; 1522f32edf1SLen Brown unsigned long long extra_msr64; 1538e180f3cSLen Brown unsigned long long extra_delta64; 1548e180f3cSLen Brown unsigned long long extra_msr32; 1558e180f3cSLen Brown unsigned long long extra_delta32; 1561ed51011SLen Brown unsigned int smi_count; 157c98d5d94SLen Brown unsigned int cpu_id; 158c98d5d94SLen Brown unsigned int flags; 159c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 160c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 161c98d5d94SLen Brown } *thread_even, *thread_odd; 162c98d5d94SLen Brown 163c98d5d94SLen Brown struct core_data { 164c98d5d94SLen Brown unsigned long long c3; 165c98d5d94SLen Brown unsigned long long c6; 166c98d5d94SLen Brown unsigned long long c7; 167889facbeSLen Brown unsigned int core_temp_c; 168c98d5d94SLen Brown unsigned int core_id; 169c98d5d94SLen Brown } *core_even, *core_odd; 170c98d5d94SLen Brown 171c98d5d94SLen Brown struct pkg_data { 172c98d5d94SLen Brown unsigned long long pc2; 173c98d5d94SLen Brown unsigned long long pc3; 174c98d5d94SLen Brown unsigned long long pc6; 175c98d5d94SLen Brown unsigned long long pc7; 176ca58710fSKristen Carlson Accardi unsigned long long pc8; 177ca58710fSKristen Carlson Accardi unsigned long long pc9; 178ca58710fSKristen Carlson Accardi unsigned long long pc10; 1790b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1800b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1810b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1820b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 183c98d5d94SLen Brown unsigned int package_id; 184889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 185889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 186889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 187889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 188889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 189889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 190889facbeSLen Brown unsigned int pkg_temp_c; 191889facbeSLen Brown 192c98d5d94SLen Brown } *package_even, *package_odd; 193c98d5d94SLen Brown 194c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 195c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 196c98d5d94SLen Brown 197c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 198c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 199c98d5d94SLen Brown topo.num_threads_per_core + \ 200c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 201c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 202c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 203c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 204c98d5d94SLen Brown 205c98d5d94SLen Brown struct system_summary { 206c98d5d94SLen Brown struct thread_data threads; 207c98d5d94SLen Brown struct core_data cores; 208c98d5d94SLen Brown struct pkg_data packages; 209c98d5d94SLen Brown } sum, average; 210c98d5d94SLen Brown 211c98d5d94SLen Brown 212c98d5d94SLen Brown struct topo_params { 213c98d5d94SLen Brown int num_packages; 214103a8feaSLen Brown int num_cpus; 215c98d5d94SLen Brown int num_cores; 216c98d5d94SLen Brown int max_cpu_num; 217c98d5d94SLen Brown int num_cores_per_pkg; 218c98d5d94SLen Brown int num_threads_per_core; 219c98d5d94SLen Brown } topo; 220103a8feaSLen Brown 221c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 222103a8feaSLen Brown 223c98d5d94SLen Brown void setup_all_buffers(void); 224103a8feaSLen Brown 225c98d5d94SLen Brown int cpu_is_not_present(int cpu) 226d15cf7c1SLen Brown { 227c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 228c98d5d94SLen Brown } 229c98d5d94SLen Brown /* 230c98d5d94SLen Brown * run func(thread, core, package) in topology order 231c98d5d94SLen Brown * skip non-present cpus 232c98d5d94SLen Brown */ 233c98d5d94SLen Brown 234c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 235c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 236c98d5d94SLen Brown { 237c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 238c98d5d94SLen Brown 239c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 240c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 241c98d5d94SLen Brown for (thread_no = 0; thread_no < 242c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 243c98d5d94SLen Brown struct thread_data *t; 244c98d5d94SLen Brown struct core_data *c; 245c98d5d94SLen Brown struct pkg_data *p; 246c98d5d94SLen Brown 247c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 248c98d5d94SLen Brown 249c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 250c98d5d94SLen Brown continue; 251c98d5d94SLen Brown 252c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 253c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 254c98d5d94SLen Brown 255c98d5d94SLen Brown retval = func(t, c, p); 256c98d5d94SLen Brown if (retval) 257c98d5d94SLen Brown return retval; 258c98d5d94SLen Brown } 259c98d5d94SLen Brown } 260c98d5d94SLen Brown } 261d15cf7c1SLen Brown return 0; 262d15cf7c1SLen Brown } 263d15cf7c1SLen Brown 26488c3281fSLen Brown int cpu_migrate(int cpu) 26588c3281fSLen Brown { 266c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 267c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 268c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 26988c3281fSLen Brown return -1; 27088c3281fSLen Brown else 27188c3281fSLen Brown return 0; 27288c3281fSLen Brown } 27388c3281fSLen Brown 27415aaa346SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 275103a8feaSLen Brown { 276103a8feaSLen Brown ssize_t retval; 277103a8feaSLen Brown char pathname[32]; 278103a8feaSLen Brown int fd; 279103a8feaSLen Brown 280103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 281103a8feaSLen Brown fd = open(pathname, O_RDONLY); 28215aaa346SLen Brown if (fd < 0) 28398481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 284103a8feaSLen Brown 28515aaa346SLen Brown retval = pread(fd, msr, sizeof *msr, offset); 286103a8feaSLen Brown close(fd); 28715aaa346SLen Brown 28898481e79SLen Brown if (retval != sizeof *msr) 28998481e79SLen Brown err(-1, "%s offset 0x%llx read failed", pathname, (unsigned long long)offset); 29015aaa346SLen Brown 29115aaa346SLen Brown return 0; 292103a8feaSLen Brown } 293103a8feaSLen Brown 294fc04cc67SLen Brown /* 295fc04cc67SLen Brown * Example Format w/ field column widths: 296fc04cc67SLen Brown * 29775d2e44eSLen Brown * Package Core CPU Avg_MHz Bzy_MHz TSC_MHz SMI Busy% CPU_%c1 CPU_%c3 CPU_%c6 CPU_%c7 CoreTmp PkgTmp Pkg%pc2 Pkg%pc3 Pkg%pc6 Pkg%pc7 PkgWatt CorWatt GFXWatt 298e7c95ff3SLen Brown * 123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 299fc04cc67SLen Brown */ 300fc04cc67SLen Brown 301a829eb4dSLen Brown void print_header(void) 302103a8feaSLen Brown { 303103a8feaSLen Brown if (show_pkg) 304fc04cc67SLen Brown outp += sprintf(outp, " Package"); 305103a8feaSLen Brown if (show_core) 306fc04cc67SLen Brown outp += sprintf(outp, " Core"); 307103a8feaSLen Brown if (show_cpu) 308c98d5d94SLen Brown outp += sprintf(outp, " CPU"); 309103a8feaSLen Brown if (has_aperf) 310fc04cc67SLen Brown outp += sprintf(outp, " Avg_MHz"); 311d7899447SLen Brown if (has_aperf) 31275d2e44eSLen Brown outp += sprintf(outp, " Busy%%"); 313fc04cc67SLen Brown if (has_aperf) 314fc04cc67SLen Brown outp += sprintf(outp, " Bzy_MHz"); 315fc04cc67SLen Brown outp += sprintf(outp, " TSC_MHz"); 3161cc21f7bSLen Brown 3178e180f3cSLen Brown if (extra_delta_offset32) 318f9240813SLen Brown outp += sprintf(outp, " count 0x%03X", extra_delta_offset32); 3198e180f3cSLen Brown if (extra_delta_offset64) 320f9240813SLen Brown outp += sprintf(outp, " COUNT 0x%03X", extra_delta_offset64); 3212f32edf1SLen Brown if (extra_msr_offset32) 3228e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset32); 3232f32edf1SLen Brown if (extra_msr_offset64) 3248e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset64); 3251cc21f7bSLen Brown 3261cc21f7bSLen Brown if (!debug) 3271cc21f7bSLen Brown goto done; 3281cc21f7bSLen Brown 3291cc21f7bSLen Brown if (do_smi) 3301cc21f7bSLen Brown outp += sprintf(outp, " SMI"); 3311cc21f7bSLen Brown 332103a8feaSLen Brown if (do_nhm_cstates) 333fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c1"); 334fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 335fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c3"); 336103a8feaSLen Brown if (do_nhm_cstates) 337fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c6"); 338103a8feaSLen Brown if (do_snb_cstates) 339fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c7"); 340889facbeSLen Brown 341889facbeSLen Brown if (do_dts) 342fc04cc67SLen Brown outp += sprintf(outp, " CoreTmp"); 343889facbeSLen Brown if (do_ptm) 344fc04cc67SLen Brown outp += sprintf(outp, " PkgTmp"); 345889facbeSLen Brown 3460b2bb692SLen Brown if (do_skl_residency) { 3470b2bb692SLen Brown outp += sprintf(outp, " Totl%%C0"); 3480b2bb692SLen Brown outp += sprintf(outp, " Any%%C0"); 3490b2bb692SLen Brown outp += sprintf(outp, " GFX%%C0"); 3500b2bb692SLen Brown outp += sprintf(outp, " CPUGFX%%"); 3510b2bb692SLen Brown } 3520b2bb692SLen Brown 353ee7e38e3SLen Brown if (do_pc2) 354fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc2"); 355ee7e38e3SLen Brown if (do_pc3) 356fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc3"); 357ee7e38e3SLen Brown if (do_pc6) 358fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc6"); 359ee7e38e3SLen Brown if (do_pc7) 360fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc7"); 361ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 362fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc8"); 363fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc9"); 364fc04cc67SLen Brown outp += sprintf(outp, " Pk%%pc10"); 365ca58710fSKristen Carlson Accardi } 366103a8feaSLen Brown 3675c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 368889facbeSLen Brown if (do_rapl & RAPL_PKG) 369fc04cc67SLen Brown outp += sprintf(outp, " PkgWatt"); 370889facbeSLen Brown if (do_rapl & RAPL_CORES) 371fc04cc67SLen Brown outp += sprintf(outp, " CorWatt"); 372889facbeSLen Brown if (do_rapl & RAPL_GFX) 373fc04cc67SLen Brown outp += sprintf(outp, " GFXWatt"); 374889facbeSLen Brown if (do_rapl & RAPL_DRAM) 375fc04cc67SLen Brown outp += sprintf(outp, " RAMWatt"); 376889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 377889facbeSLen Brown outp += sprintf(outp, " PKG_%%"); 378889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 379889facbeSLen Brown outp += sprintf(outp, " RAM_%%"); 380d7899447SLen Brown } else if (do_rapl && rapl_joules) { 3815c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 3825c56be9aSDirk Brandewie outp += sprintf(outp, " Pkg_J"); 3835c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 3845c56be9aSDirk Brandewie outp += sprintf(outp, " Cor_J"); 3855c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 3865c56be9aSDirk Brandewie outp += sprintf(outp, " GFX_J"); 3875c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 388bd6906edSLen Brown outp += sprintf(outp, " RAM_J"); 3895c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 3905c56be9aSDirk Brandewie outp += sprintf(outp, " PKG_%%"); 3915c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 3925c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_%%"); 3935c56be9aSDirk Brandewie outp += sprintf(outp, " time"); 394889facbeSLen Brown 3955c56be9aSDirk Brandewie } 3961cc21f7bSLen Brown done: 397c98d5d94SLen Brown outp += sprintf(outp, "\n"); 398103a8feaSLen Brown } 399103a8feaSLen Brown 400c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 401c98d5d94SLen Brown struct pkg_data *p) 402103a8feaSLen Brown { 4033b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 404c98d5d94SLen Brown 405c98d5d94SLen Brown if (t) { 4063b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 4073b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 4083b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 4093b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 4103b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 4113b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 4123b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4138e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 4143b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4158e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 4163b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4172f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4183b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4192f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 4201ed51011SLen Brown if (do_smi) 4213b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 422103a8feaSLen Brown } 423103a8feaSLen Brown 424c98d5d94SLen Brown if (c) { 4253b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4263b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4273b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4283b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4293b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 430c98d5d94SLen Brown } 431103a8feaSLen Brown 432c98d5d94SLen Brown if (p) { 4333b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4340b2bb692SLen Brown 4350b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4360b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4370b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4380b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4390b2bb692SLen Brown 4403b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 441ee7e38e3SLen Brown if (do_pc3) 4423b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 443ee7e38e3SLen Brown if (do_pc6) 4443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 445ee7e38e3SLen Brown if (do_pc7) 4463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4473b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4493b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4503b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4513b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4523b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4533b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4543b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4553b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4563b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4573b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4583b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 459c98d5d94SLen Brown } 4603b4d5c7fSAndy Shevchenko 4613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4623b4d5c7fSAndy Shevchenko 463c98d5d94SLen Brown return 0; 464103a8feaSLen Brown } 465103a8feaSLen Brown 466e23da037SLen Brown /* 467e23da037SLen Brown * column formatting convention & formats 468e23da037SLen Brown */ 469c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 470c98d5d94SLen Brown struct pkg_data *p) 471103a8feaSLen Brown { 472103a8feaSLen Brown double interval_float; 473fc04cc67SLen Brown char *fmt8; 474103a8feaSLen Brown 475c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 476c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 477c98d5d94SLen Brown return 0; 478c98d5d94SLen Brown 479c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 480c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 481c98d5d94SLen Brown return 0; 482c98d5d94SLen Brown 483103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 484103a8feaSLen Brown 485c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 486c98d5d94SLen Brown if (t == &average.threads) { 487103a8feaSLen Brown if (show_pkg) 488fc04cc67SLen Brown outp += sprintf(outp, " -"); 489103a8feaSLen Brown if (show_core) 490fc04cc67SLen Brown outp += sprintf(outp, " -"); 491103a8feaSLen Brown if (show_cpu) 492fc04cc67SLen Brown outp += sprintf(outp, " -"); 493103a8feaSLen Brown } else { 494c98d5d94SLen Brown if (show_pkg) { 495c98d5d94SLen Brown if (p) 496fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->package_id); 497c98d5d94SLen Brown else 498fc04cc67SLen Brown outp += sprintf(outp, " -"); 499c98d5d94SLen Brown } 500c98d5d94SLen Brown if (show_core) { 501c98d5d94SLen Brown if (c) 502fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_id); 503c98d5d94SLen Brown else 504fc04cc67SLen Brown outp += sprintf(outp, " -"); 505c98d5d94SLen Brown } 506103a8feaSLen Brown if (show_cpu) 507fc04cc67SLen Brown outp += sprintf(outp, "%8d", t->cpu_id); 508103a8feaSLen Brown } 509fc04cc67SLen Brown 510d7899447SLen Brown /* Avg_MHz */ 511fc04cc67SLen Brown if (has_aperf) 512fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 513fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 514fc04cc67SLen Brown 51575d2e44eSLen Brown /* Busy% */ 516d7899447SLen Brown if (has_aperf) { 517103a8feaSLen Brown if (!skip_c0) 518a2b7b749SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc/tsc_tweak); 519103a8feaSLen Brown else 520fc04cc67SLen Brown outp += sprintf(outp, "********"); 521103a8feaSLen Brown } 522103a8feaSLen Brown 523d7899447SLen Brown /* Bzy_MHz */ 52421ed5574SLen Brown if (has_aperf) { 52521ed5574SLen Brown if (has_base_hz) 52621ed5574SLen Brown outp += sprintf(outp, "%8.0f", base_hz / units * t->aperf / t->mperf); 52721ed5574SLen Brown else 528fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 52921ed5574SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 53021ed5574SLen Brown } 531103a8feaSLen Brown 532d7899447SLen Brown /* TSC_MHz */ 533fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float); 534103a8feaSLen Brown 5358e180f3cSLen Brown /* delta */ 5368e180f3cSLen Brown if (extra_delta_offset32) 5378e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta32); 5388e180f3cSLen Brown 5398e180f3cSLen Brown /* DELTA */ 5408e180f3cSLen Brown if (extra_delta_offset64) 5418e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta64); 5422f32edf1SLen Brown /* msr */ 5432f32edf1SLen Brown if (extra_msr_offset32) 5448e180f3cSLen Brown outp += sprintf(outp, " 0x%08llx", t->extra_msr32); 5452f32edf1SLen Brown 546130ff304SLen Brown /* MSR */ 5472f32edf1SLen Brown if (extra_msr_offset64) 5482f32edf1SLen Brown outp += sprintf(outp, " 0x%016llx", t->extra_msr64); 549130ff304SLen Brown 5501cc21f7bSLen Brown if (!debug) 5511cc21f7bSLen Brown goto done; 5521cc21f7bSLen Brown 5531cc21f7bSLen Brown /* SMI */ 5541cc21f7bSLen Brown if (do_smi) 5551cc21f7bSLen Brown outp += sprintf(outp, "%8d", t->smi_count); 5561cc21f7bSLen Brown 557103a8feaSLen Brown if (do_nhm_cstates) { 558103a8feaSLen Brown if (!skip_c1) 559fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->c1/t->tsc); 560103a8feaSLen Brown else 561fc04cc67SLen Brown outp += sprintf(outp, "********"); 562103a8feaSLen Brown } 563c98d5d94SLen Brown 564c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 565c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 566c98d5d94SLen Brown goto done; 567c98d5d94SLen Brown 568fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 569fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c3/t->tsc); 570103a8feaSLen Brown if (do_nhm_cstates) 571fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c6/t->tsc); 572103a8feaSLen Brown if (do_snb_cstates) 573fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c7/t->tsc); 574c98d5d94SLen Brown 575889facbeSLen Brown if (do_dts) 576fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_temp_c); 577889facbeSLen Brown 578c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 579c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 580c98d5d94SLen Brown goto done; 581c98d5d94SLen Brown 5820b2bb692SLen Brown /* PkgTmp */ 583889facbeSLen Brown if (do_ptm) 584fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->pkg_temp_c); 585889facbeSLen Brown 5860b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 5870b2bb692SLen Brown if (do_skl_residency) { 5880b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 5890b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 5900b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 5910b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 5920b2bb692SLen Brown } 5930b2bb692SLen Brown 594ee7e38e3SLen Brown if (do_pc2) 595fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc2/t->tsc); 596ee7e38e3SLen Brown if (do_pc3) 597fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc3/t->tsc); 598ee7e38e3SLen Brown if (do_pc6) 599fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc6/t->tsc); 600ee7e38e3SLen Brown if (do_pc7) 601fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc7/t->tsc); 602ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 603fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc8/t->tsc); 604fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc9/t->tsc); 605fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc10/t->tsc); 606ca58710fSKristen Carlson Accardi } 607889facbeSLen Brown 608889facbeSLen Brown /* 609889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 610889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 611889facbeSLen Brown */ 612fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 613fc04cc67SLen Brown fmt8 = "%8.2f"; 614fc04cc67SLen Brown else 615fc04cc67SLen Brown fmt8 = " %6.0f**"; 616889facbeSLen Brown 6175c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 618889facbeSLen Brown if (do_rapl & RAPL_PKG) 619fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 620889facbeSLen Brown if (do_rapl & RAPL_CORES) 621fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 622889facbeSLen Brown if (do_rapl & RAPL_GFX) 623fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 624889facbeSLen Brown if (do_rapl & RAPL_DRAM) 62540ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 626889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 627fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 628889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 629fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 630d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6315c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 632fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6335c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6345c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 635fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6365c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6375c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 638fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6395c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6405c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 641fc04cc67SLen Brown outp += sprintf(outp, fmt8, 64240ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6435c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 644fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6455c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 646fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 647889facbeSLen Brown 648d7899447SLen Brown outp += sprintf(outp, fmt8, interval_float); 6495c56be9aSDirk Brandewie } 650c98d5d94SLen Brown done: 651c98d5d94SLen Brown outp += sprintf(outp, "\n"); 652c98d5d94SLen Brown 653c98d5d94SLen Brown return 0; 654103a8feaSLen Brown } 655103a8feaSLen Brown 656*b7d8c148SLen Brown void flush_output_stdout(void) 657103a8feaSLen Brown { 658*b7d8c148SLen Brown FILE *filep; 659*b7d8c148SLen Brown 660*b7d8c148SLen Brown if (outf == stderr) 661*b7d8c148SLen Brown filep = stdout; 662*b7d8c148SLen Brown else 663*b7d8c148SLen Brown filep = outf; 664*b7d8c148SLen Brown 665*b7d8c148SLen Brown fputs(output_buffer, filep); 666*b7d8c148SLen Brown fflush(filep); 667*b7d8c148SLen Brown 668c98d5d94SLen Brown outp = output_buffer; 669c98d5d94SLen Brown } 670*b7d8c148SLen Brown void flush_output_stderr(void) 671c98d5d94SLen Brown { 672*b7d8c148SLen Brown fputs(output_buffer, outf); 673*b7d8c148SLen Brown fflush(outf); 674c98d5d94SLen Brown outp = output_buffer; 675c98d5d94SLen Brown } 676c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 677c98d5d94SLen Brown { 678e23da037SLen Brown static int printed; 679103a8feaSLen Brown 680e23da037SLen Brown if (!printed || !summary_only) 681103a8feaSLen Brown print_header(); 682103a8feaSLen Brown 683c98d5d94SLen Brown if (topo.num_cpus > 1) 684c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 685c98d5d94SLen Brown &average.packages); 686103a8feaSLen Brown 687e23da037SLen Brown printed = 1; 688e23da037SLen Brown 689e23da037SLen Brown if (summary_only) 690e23da037SLen Brown return; 691e23da037SLen Brown 692c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 693103a8feaSLen Brown } 694103a8feaSLen Brown 695889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 696889facbeSLen Brown if (new > old) { \ 697889facbeSLen Brown old = new - old; \ 698889facbeSLen Brown } else { \ 699889facbeSLen Brown old = 0x100000000 + new - old; \ 700889facbeSLen Brown } 701889facbeSLen Brown 702c98d5d94SLen Brown void 703c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 704103a8feaSLen Brown { 7050b2bb692SLen Brown 7060b2bb692SLen Brown if (do_skl_residency) { 7070b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 7080b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 7090b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 7100b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 7110b2bb692SLen Brown } 712c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 713ee7e38e3SLen Brown if (do_pc3) 714c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 715ee7e38e3SLen Brown if (do_pc6) 716c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 717ee7e38e3SLen Brown if (do_pc7) 718c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 719ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 720ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 721ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 722889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 723889facbeSLen Brown 724889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 725889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 726889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 727889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 728889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 729889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 730103a8feaSLen Brown } 731103a8feaSLen Brown 732c98d5d94SLen Brown void 733c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 734c98d5d94SLen Brown { 735c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 736c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 737c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 738889facbeSLen Brown old->core_temp_c = new->core_temp_c; 739103a8feaSLen Brown } 740c98d5d94SLen Brown 741c3ae331dSLen Brown /* 742c3ae331dSLen Brown * old = new - old 743c3ae331dSLen Brown */ 744c98d5d94SLen Brown void 745c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 746c98d5d94SLen Brown struct core_data *core_delta) 747c98d5d94SLen Brown { 748c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 749c98d5d94SLen Brown 750103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 751b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 752b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 753b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 754b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 755103a8feaSLen Brown 756c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 757c98d5d94SLen Brown 758a729617cSLen Brown if (has_aperf) { 759c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 760c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 761c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 762c98d5d94SLen Brown } else { 763c98d5d94SLen Brown 764103a8feaSLen Brown if (!aperf_mperf_unstable) { 765*b7d8c148SLen Brown fprintf(outf, "%s: APERF or MPERF went backwards *\n", progname); 766*b7d8c148SLen Brown fprintf(outf, "* Frequency results do not cover entire interval *\n"); 767*b7d8c148SLen Brown fprintf(outf, "* fix this by running Linux-2.6.30 or later *\n"); 768103a8feaSLen Brown 769103a8feaSLen Brown aperf_mperf_unstable = 1; 770103a8feaSLen Brown } 771103a8feaSLen Brown /* 772103a8feaSLen Brown * mperf delta is likely a huge "positive" number 773103a8feaSLen Brown * can not use it for calculating c0 time 774103a8feaSLen Brown */ 775103a8feaSLen Brown skip_c0 = 1; 776103a8feaSLen Brown skip_c1 = 1; 777103a8feaSLen Brown } 778a729617cSLen Brown } 779103a8feaSLen Brown 780c98d5d94SLen Brown 781144b44b1SLen Brown if (use_c1_residency_msr) { 782144b44b1SLen Brown /* 783144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 784144b44b1SLen Brown * which should be more accurate than the derivation below. 785144b44b1SLen Brown */ 786144b44b1SLen Brown } else { 787103a8feaSLen Brown /* 788c3ae331dSLen Brown * As counter collection is not atomic, 789c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 790103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 791103a8feaSLen Brown */ 792c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 793c98d5d94SLen Brown old->c1 = 0; 794c98d5d94SLen Brown else { 795c98d5d94SLen Brown /* normal case, derive c1 */ 796c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 797c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 798c98d5d94SLen Brown } 799144b44b1SLen Brown } 800c3ae331dSLen Brown 801c98d5d94SLen Brown if (old->mperf == 0) { 802*b7d8c148SLen Brown if (debug > 1) 803*b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 804c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 805c98d5d94SLen Brown } 806103a8feaSLen Brown 8078e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 8088e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 8098e180f3cSLen Brown 8108e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 8118e180f3cSLen Brown 812103a8feaSLen Brown /* 8138e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 814103a8feaSLen Brown */ 8152f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 8162f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 8171ed51011SLen Brown 8181ed51011SLen Brown if (do_smi) 8191ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 820103a8feaSLen Brown } 821c98d5d94SLen Brown 822c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 823c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 824c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 825c98d5d94SLen Brown { 826c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 827c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 828c98d5d94SLen Brown delta_core(c, c2); 829c98d5d94SLen Brown 830c98d5d94SLen Brown /* always calculate thread delta */ 831c98d5d94SLen Brown delta_thread(t, t2, c2); /* c2 is core delta */ 832c98d5d94SLen Brown 833c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 834c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 835c98d5d94SLen Brown delta_package(p, p2); 836c98d5d94SLen Brown 837103a8feaSLen Brown return 0; 838103a8feaSLen Brown } 839103a8feaSLen Brown 840c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 841103a8feaSLen Brown { 842c98d5d94SLen Brown t->tsc = 0; 843c98d5d94SLen Brown t->aperf = 0; 844c98d5d94SLen Brown t->mperf = 0; 845c98d5d94SLen Brown t->c1 = 0; 846103a8feaSLen Brown 8471ed51011SLen Brown t->smi_count = 0; 8488e180f3cSLen Brown t->extra_delta32 = 0; 8498e180f3cSLen Brown t->extra_delta64 = 0; 8508e180f3cSLen Brown 851c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 852c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 853c98d5d94SLen Brown 854c98d5d94SLen Brown c->c3 = 0; 855c98d5d94SLen Brown c->c6 = 0; 856c98d5d94SLen Brown c->c7 = 0; 857889facbeSLen Brown c->core_temp_c = 0; 858c98d5d94SLen Brown 8590b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 8600b2bb692SLen Brown p->pkg_any_core_c0 = 0; 8610b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 8620b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 8630b2bb692SLen Brown 864c98d5d94SLen Brown p->pc2 = 0; 865ee7e38e3SLen Brown if (do_pc3) 866c98d5d94SLen Brown p->pc3 = 0; 867ee7e38e3SLen Brown if (do_pc6) 868c98d5d94SLen Brown p->pc6 = 0; 869ee7e38e3SLen Brown if (do_pc7) 870c98d5d94SLen Brown p->pc7 = 0; 871ca58710fSKristen Carlson Accardi p->pc8 = 0; 872ca58710fSKristen Carlson Accardi p->pc9 = 0; 873ca58710fSKristen Carlson Accardi p->pc10 = 0; 874889facbeSLen Brown 875889facbeSLen Brown p->energy_pkg = 0; 876889facbeSLen Brown p->energy_dram = 0; 877889facbeSLen Brown p->energy_cores = 0; 878889facbeSLen Brown p->energy_gfx = 0; 879889facbeSLen Brown p->rapl_pkg_perf_status = 0; 880889facbeSLen Brown p->rapl_dram_perf_status = 0; 881889facbeSLen Brown p->pkg_temp_c = 0; 882103a8feaSLen Brown } 883c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 884c98d5d94SLen Brown struct pkg_data *p) 885103a8feaSLen Brown { 886c98d5d94SLen Brown average.threads.tsc += t->tsc; 887c98d5d94SLen Brown average.threads.aperf += t->aperf; 888c98d5d94SLen Brown average.threads.mperf += t->mperf; 889c98d5d94SLen Brown average.threads.c1 += t->c1; 89015aaa346SLen Brown 8918e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 8928e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 8938e180f3cSLen Brown 894c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 895c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 896c98d5d94SLen Brown return 0; 897c98d5d94SLen Brown 898c98d5d94SLen Brown average.cores.c3 += c->c3; 899c98d5d94SLen Brown average.cores.c6 += c->c6; 900c98d5d94SLen Brown average.cores.c7 += c->c7; 901c98d5d94SLen Brown 902889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 903889facbeSLen Brown 904c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 905c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 906c98d5d94SLen Brown return 0; 907c98d5d94SLen Brown 9080b2bb692SLen Brown if (do_skl_residency) { 9090b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 9100b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 9110b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 9120b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 9130b2bb692SLen Brown } 9140b2bb692SLen Brown 915c98d5d94SLen Brown average.packages.pc2 += p->pc2; 916ee7e38e3SLen Brown if (do_pc3) 917c98d5d94SLen Brown average.packages.pc3 += p->pc3; 918ee7e38e3SLen Brown if (do_pc6) 919c98d5d94SLen Brown average.packages.pc6 += p->pc6; 920ee7e38e3SLen Brown if (do_pc7) 921c98d5d94SLen Brown average.packages.pc7 += p->pc7; 922ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 923ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 924ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 925c98d5d94SLen Brown 926889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 927889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 928889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 929889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 930889facbeSLen Brown 931889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 932889facbeSLen Brown 933889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 934889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 935c98d5d94SLen Brown return 0; 936c98d5d94SLen Brown } 937c98d5d94SLen Brown /* 938c98d5d94SLen Brown * sum the counters for all cpus in the system 939c98d5d94SLen Brown * compute the weighted average 940c98d5d94SLen Brown */ 941c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 942c98d5d94SLen Brown struct pkg_data *p) 943c98d5d94SLen Brown { 944c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 945c98d5d94SLen Brown 946c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 947c98d5d94SLen Brown 948c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 949c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 950c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 951c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 952c98d5d94SLen Brown 9538e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 9548e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 9558e180f3cSLen Brown 9568e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 9578e180f3cSLen Brown 958c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 959c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 960c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 961c98d5d94SLen Brown 9620b2bb692SLen Brown if (do_skl_residency) { 9630b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 9640b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 9650b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 9660b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 9670b2bb692SLen Brown } 9680b2bb692SLen Brown 969c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 970ee7e38e3SLen Brown if (do_pc3) 971c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 972ee7e38e3SLen Brown if (do_pc6) 973c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 974ee7e38e3SLen Brown if (do_pc7) 975c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 976ca58710fSKristen Carlson Accardi 977ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 978ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 979ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 980c98d5d94SLen Brown } 981c98d5d94SLen Brown 982c98d5d94SLen Brown static unsigned long long rdtsc(void) 983c98d5d94SLen Brown { 984c98d5d94SLen Brown unsigned int low, high; 985c98d5d94SLen Brown 986c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 987c98d5d94SLen Brown 988c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 989c98d5d94SLen Brown } 990c98d5d94SLen Brown 991c98d5d94SLen Brown 992c98d5d94SLen Brown /* 993c98d5d94SLen Brown * get_counters(...) 994c98d5d94SLen Brown * migrate to cpu 995c98d5d94SLen Brown * acquire and record local counters for that cpu 996c98d5d94SLen Brown */ 997c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 998c98d5d94SLen Brown { 999c98d5d94SLen Brown int cpu = t->cpu_id; 1000889facbeSLen Brown unsigned long long msr; 1001c98d5d94SLen Brown 1002e52966c0SLen Brown if (cpu_migrate(cpu)) { 1003*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 100415aaa346SLen Brown return -1; 1005e52966c0SLen Brown } 100615aaa346SLen Brown 1007c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 100815aaa346SLen Brown 100915aaa346SLen Brown if (has_aperf) { 10109c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1011c98d5d94SLen Brown return -3; 10129c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1013c98d5d94SLen Brown return -4; 1014b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1015b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 101688c3281fSLen Brown } 101788c3281fSLen Brown 10181ed51011SLen Brown if (do_smi) { 10191ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 10201ed51011SLen Brown return -5; 10211ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 10221ed51011SLen Brown } 10238e180f3cSLen Brown if (extra_delta_offset32) { 1024889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 10252f32edf1SLen Brown return -5; 1026889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 10278e180f3cSLen Brown } 10288e180f3cSLen Brown 10298e180f3cSLen Brown if (extra_delta_offset64) 10308e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 10318e180f3cSLen Brown return -5; 10328e180f3cSLen Brown 10338e180f3cSLen Brown if (extra_msr_offset32) { 1034889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 10358e180f3cSLen Brown return -5; 1036889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 10378e180f3cSLen Brown } 10382f32edf1SLen Brown 10392f32edf1SLen Brown if (extra_msr_offset64) 10402f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1041c98d5d94SLen Brown return -5; 1042c98d5d94SLen Brown 1043144b44b1SLen Brown if (use_c1_residency_msr) { 1044144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1045144b44b1SLen Brown return -6; 1046144b44b1SLen Brown } 1047144b44b1SLen Brown 1048c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1049c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1050c98d5d94SLen Brown return 0; 1051c98d5d94SLen Brown 1052fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) { 1053c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1054c98d5d94SLen Brown return -6; 1055144b44b1SLen Brown } 1056144b44b1SLen Brown 1057fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_knl_cstates) { 1058c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1059c98d5d94SLen Brown return -7; 1060fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1061fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1062fb5d4327SDasaratharaman Chandramouli return -7; 1063103a8feaSLen Brown } 106415aaa346SLen Brown 106515aaa346SLen Brown if (do_snb_cstates) 1066c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1067c98d5d94SLen Brown return -8; 1068c98d5d94SLen Brown 1069889facbeSLen Brown if (do_dts) { 1070889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1071889facbeSLen Brown return -9; 1072889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1073889facbeSLen Brown } 1074889facbeSLen Brown 1075889facbeSLen Brown 1076c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1077c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1078c98d5d94SLen Brown return 0; 107915aaa346SLen Brown 10800b2bb692SLen Brown if (do_skl_residency) { 10810b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 10820b2bb692SLen Brown return -10; 10830b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 10840b2bb692SLen Brown return -11; 10850b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 10860b2bb692SLen Brown return -12; 10870b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 10880b2bb692SLen Brown return -13; 10890b2bb692SLen Brown } 1090ee7e38e3SLen Brown if (do_pc3) 1091c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1092c98d5d94SLen Brown return -9; 1093ee7e38e3SLen Brown if (do_pc6) 1094c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1095c98d5d94SLen Brown return -10; 1096ee7e38e3SLen Brown if (do_pc2) 1097c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1098c98d5d94SLen Brown return -11; 1099ee7e38e3SLen Brown if (do_pc7) 1100c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1101c98d5d94SLen Brown return -12; 1102ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1103ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1104ca58710fSKristen Carlson Accardi return -13; 1105ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1106ca58710fSKristen Carlson Accardi return -13; 1107ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1108ca58710fSKristen Carlson Accardi return -13; 1109ca58710fSKristen Carlson Accardi } 1110889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1111889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1112889facbeSLen Brown return -13; 1113889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1114889facbeSLen Brown } 1115889facbeSLen Brown if (do_rapl & RAPL_CORES) { 1116889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1117889facbeSLen Brown return -14; 1118889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1119889facbeSLen Brown } 1120889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1121889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1122889facbeSLen Brown return -15; 1123889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1124889facbeSLen Brown } 1125889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1126889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1127889facbeSLen Brown return -16; 1128889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1129889facbeSLen Brown } 1130889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1131889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1132889facbeSLen Brown return -16; 1133889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1134889facbeSLen Brown } 1135889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1136889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1137889facbeSLen Brown return -16; 1138889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1139889facbeSLen Brown } 1140889facbeSLen Brown if (do_ptm) { 1141889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1142889facbeSLen Brown return -17; 1143889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1144889facbeSLen Brown } 114515aaa346SLen Brown return 0; 1146103a8feaSLen Brown } 1147103a8feaSLen Brown 1148ee7e38e3SLen Brown /* 1149ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1150ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1151ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1152ee7e38e3SLen Brown */ 1153ee7e38e3SLen Brown 1154ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1155ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1156ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1157ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1158ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1159ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1160ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1161ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1162ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1163ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1164ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1165ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 11660b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 11670b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 11680b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1169ee7e38e3SLen Brown 1170ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1171ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 11720b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1173ee7e38e3SLen Brown 1174e9257f5fSLen Brown int nhm_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1175e9257f5fSLen Brown int snb_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1176e9257f5fSLen Brown int hsw_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1177e9257f5fSLen Brown int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1178e9257f5fSLen Brown int amt_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1179e9257f5fSLen Brown int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1180ee7e38e3SLen Brown 1181a2b7b749SLen Brown 1182a2b7b749SLen Brown static void 1183a2b7b749SLen Brown calculate_tsc_tweak() 1184a2b7b749SLen Brown { 1185a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1186a2b7b749SLen Brown } 1187a2b7b749SLen Brown 1188fcd17211SLen Brown static void 1189fcd17211SLen Brown dump_nhm_platform_info(void) 1190103a8feaSLen Brown { 1191103a8feaSLen Brown unsigned long long msr; 1192103a8feaSLen Brown unsigned int ratio; 1193103a8feaSLen Brown 1194ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 1195103a8feaSLen Brown 1196*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 11976574a5d5SLen Brown 1198103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 1199*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1200103a8feaSLen Brown ratio, bclk, ratio * bclk); 1201103a8feaSLen Brown 1202103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1203*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz base frequency\n", 1204103a8feaSLen Brown ratio, bclk, ratio * bclk); 1205103a8feaSLen Brown 12067ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1207*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1208bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 120967920418SLen Brown 1210fcd17211SLen Brown return; 1211fcd17211SLen Brown } 1212fcd17211SLen Brown 1213fcd17211SLen Brown static void 1214fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1215fcd17211SLen Brown { 1216fcd17211SLen Brown unsigned long long msr; 1217fcd17211SLen Brown unsigned int ratio; 1218fcd17211SLen Brown 12197ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1220fcd17211SLen Brown 1221*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1222fcd17211SLen Brown 1223fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1224fcd17211SLen Brown if (ratio) 1225*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1226fcd17211SLen Brown ratio, bclk, ratio * bclk); 1227fcd17211SLen Brown 1228fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1229fcd17211SLen Brown if (ratio) 1230*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1231fcd17211SLen Brown ratio, bclk, ratio * bclk); 1232fcd17211SLen Brown return; 1233fcd17211SLen Brown } 1234fcd17211SLen Brown 1235fcd17211SLen Brown static void 1236fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1237fcd17211SLen Brown { 1238fcd17211SLen Brown unsigned long long msr; 1239fcd17211SLen Brown unsigned int ratio; 12406574a5d5SLen Brown 12417ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 12426574a5d5SLen Brown 1243*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 12446574a5d5SLen Brown 12456574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12466574a5d5SLen Brown if (ratio) 1247*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 12486574a5d5SLen Brown ratio, bclk, ratio * bclk); 12496574a5d5SLen Brown 12506574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12516574a5d5SLen Brown if (ratio) 1252*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 12536574a5d5SLen Brown ratio, bclk, ratio * bclk); 12546574a5d5SLen Brown 12556574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12566574a5d5SLen Brown if (ratio) 1257*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 12586574a5d5SLen Brown ratio, bclk, ratio * bclk); 12596574a5d5SLen Brown 12606574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12616574a5d5SLen Brown if (ratio) 1262*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 12636574a5d5SLen Brown ratio, bclk, ratio * bclk); 12646574a5d5SLen Brown 12656574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 12666574a5d5SLen Brown if (ratio) 1267*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 12686574a5d5SLen Brown ratio, bclk, ratio * bclk); 12696574a5d5SLen Brown 12706574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 12716574a5d5SLen Brown if (ratio) 1272*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 12736574a5d5SLen Brown ratio, bclk, ratio * bclk); 12746574a5d5SLen Brown 12756574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 12766574a5d5SLen Brown if (ratio) 1277*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 12786574a5d5SLen Brown ratio, bclk, ratio * bclk); 12796574a5d5SLen Brown 12806574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 12816574a5d5SLen Brown if (ratio) 1282*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 12836574a5d5SLen Brown ratio, bclk, ratio * bclk); 1284103a8feaSLen Brown return; 1285fcd17211SLen Brown } 1286fcd17211SLen Brown 1287fcd17211SLen Brown static void 1288fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1289fcd17211SLen Brown { 1290fcd17211SLen Brown unsigned long long msr; 1291fcd17211SLen Brown unsigned int ratio; 1292103a8feaSLen Brown 12937ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1294103a8feaSLen Brown 1295*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 12966574a5d5SLen Brown 12976574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12986574a5d5SLen Brown if (ratio) 1299*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 13006574a5d5SLen Brown ratio, bclk, ratio * bclk); 13016574a5d5SLen Brown 13026574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 13036574a5d5SLen Brown if (ratio) 1304*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 13056574a5d5SLen Brown ratio, bclk, ratio * bclk); 13066574a5d5SLen Brown 13076574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 13086574a5d5SLen Brown if (ratio) 1309*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 13106574a5d5SLen Brown ratio, bclk, ratio * bclk); 13116574a5d5SLen Brown 13126574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 13136574a5d5SLen Brown if (ratio) 1314*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 13156574a5d5SLen Brown ratio, bclk, ratio * bclk); 13166574a5d5SLen Brown 1317103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1318103a8feaSLen Brown if (ratio) 1319*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1320103a8feaSLen Brown ratio, bclk, ratio * bclk); 1321103a8feaSLen Brown 1322103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1323103a8feaSLen Brown if (ratio) 1324*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1325103a8feaSLen Brown ratio, bclk, ratio * bclk); 1326103a8feaSLen Brown 1327103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1328103a8feaSLen Brown if (ratio) 1329*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1330103a8feaSLen Brown ratio, bclk, ratio * bclk); 1331103a8feaSLen Brown 1332103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1333103a8feaSLen Brown if (ratio) 1334*b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1335103a8feaSLen Brown ratio, bclk, ratio * bclk); 1336fcd17211SLen Brown return; 1337fcd17211SLen Brown } 13383a9a941dSLen Brown 1339fcd17211SLen Brown static void 1340fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1341fb5d4327SDasaratharaman Chandramouli { 1342cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 1343cbf97abaSHubert Chrzaniuk 1344fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1345cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 1346cbf97abaSHubert Chrzaniuk int i, b_nr; 1347cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 1348cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 1349fb5d4327SDasaratharaman Chandramouli 13507ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_TURBO_RATIO_LIMIT, &msr); 1351fb5d4327SDasaratharaman Chandramouli 1352*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 1353bfae2052SLen Brown base_cpu, msr); 1354fb5d4327SDasaratharaman Chandramouli 1355fb5d4327SDasaratharaman Chandramouli /** 1356fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1357cbf97abaSHubert Chrzaniuk * [0] -- Reserved 1358cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 1359fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1360fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1361fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1362fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1363fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1364fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1365fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1366fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1367fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1368fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1369fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1370fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1371fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1372fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1373fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1374fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1375fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1376fb5d4327SDasaratharaman Chandramouli */ 1377fb5d4327SDasaratharaman Chandramouli 1378cbf97abaSHubert Chrzaniuk b_nr = 0; 1379cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 1380cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 1381cbf97abaSHubert Chrzaniuk 1382cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 1383fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1384cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 1385fb5d4327SDasaratharaman Chandramouli 1386cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 1387cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 1388cbf97abaSHubert Chrzaniuk b_nr++; 1389cbf97abaSHubert Chrzaniuk } 1390cbf97abaSHubert Chrzaniuk 1391cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 1392cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 1393*b7d8c148SLen Brown fprintf(outf, 1394fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1395cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 1396fb5d4327SDasaratharaman Chandramouli } 1397fb5d4327SDasaratharaman Chandramouli 1398fb5d4327SDasaratharaman Chandramouli static void 1399fcd17211SLen Brown dump_nhm_cst_cfg(void) 1400fcd17211SLen Brown { 1401fcd17211SLen Brown unsigned long long msr; 1402fcd17211SLen Brown 14037ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1404fcd17211SLen Brown 1405fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1406fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1407fcd17211SLen Brown 1408*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr); 1409fcd17211SLen Brown 1410*b7d8c148SLen Brown fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1411fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1412fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1413fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1414fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1415fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 1416fcd17211SLen Brown (unsigned int)msr & 7, 1417fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1418fcd17211SLen Brown return; 1419103a8feaSLen Brown } 1420103a8feaSLen Brown 14216fb3143bSLen Brown static void 14226fb3143bSLen Brown dump_config_tdp(void) 14236fb3143bSLen Brown { 14246fb3143bSLen Brown unsigned long long msr; 14256fb3143bSLen Brown 14266fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 1427*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 1428*b7d8c148SLen Brown fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xEF); 14296fb3143bSLen Brown 14306fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 1431*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 14326fb3143bSLen Brown if (msr) { 1433*b7d8c148SLen Brown fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0xEFFF); 1434*b7d8c148SLen Brown fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0xEFFF); 1435*b7d8c148SLen Brown fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF); 1436*b7d8c148SLen Brown fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0xEFFF); 14376fb3143bSLen Brown } 1438*b7d8c148SLen Brown fprintf(outf, ")\n"); 14396fb3143bSLen Brown 14406fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 1441*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 14426fb3143bSLen Brown if (msr) { 1443*b7d8c148SLen Brown fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0xEFFF); 1444*b7d8c148SLen Brown fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0xEFFF); 1445*b7d8c148SLen Brown fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF); 1446*b7d8c148SLen Brown fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0xEFFF); 14476fb3143bSLen Brown } 1448*b7d8c148SLen Brown fprintf(outf, ")\n"); 14496fb3143bSLen Brown 14506fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 1451*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 14526fb3143bSLen Brown if ((msr) & 0x3) 1453*b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 1454*b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1455*b7d8c148SLen Brown fprintf(outf, ")\n"); 14566fb3143bSLen Brown 14576fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 1458*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1459*b7d8c148SLen Brown fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0x7F); 1460*b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1461*b7d8c148SLen Brown fprintf(outf, ")\n"); 14626fb3143bSLen Brown } 14636fb3143bSLen Brown 1464c98d5d94SLen Brown void free_all_buffers(void) 1465103a8feaSLen Brown { 1466c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1467c98d5d94SLen Brown cpu_present_set = NULL; 1468c98d5d94SLen Brown cpu_present_set = 0; 1469103a8feaSLen Brown 1470c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1471c98d5d94SLen Brown cpu_affinity_set = NULL; 1472c98d5d94SLen Brown cpu_affinity_setsize = 0; 1473103a8feaSLen Brown 1474c98d5d94SLen Brown free(thread_even); 1475c98d5d94SLen Brown free(core_even); 1476c98d5d94SLen Brown free(package_even); 1477103a8feaSLen Brown 1478c98d5d94SLen Brown thread_even = NULL; 1479c98d5d94SLen Brown core_even = NULL; 1480c98d5d94SLen Brown package_even = NULL; 1481103a8feaSLen Brown 1482c98d5d94SLen Brown free(thread_odd); 1483c98d5d94SLen Brown free(core_odd); 1484c98d5d94SLen Brown free(package_odd); 1485103a8feaSLen Brown 1486c98d5d94SLen Brown thread_odd = NULL; 1487c98d5d94SLen Brown core_odd = NULL; 1488c98d5d94SLen Brown package_odd = NULL; 1489103a8feaSLen Brown 1490c98d5d94SLen Brown free(output_buffer); 1491c98d5d94SLen Brown output_buffer = NULL; 1492c98d5d94SLen Brown outp = NULL; 1493103a8feaSLen Brown } 1494103a8feaSLen Brown 1495103a8feaSLen Brown /* 149657a42a34SJosh Triplett * Open a file, and exit on failure 149757a42a34SJosh Triplett */ 149857a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 149957a42a34SJosh Triplett { 1500*b7d8c148SLen Brown FILE *filep = fopen(path, mode); 1501b2c95d90SJosh Triplett if (!filep) 1502b2c95d90SJosh Triplett err(1, "%s: open failed", path); 150357a42a34SJosh Triplett return filep; 150457a42a34SJosh Triplett } 150557a42a34SJosh Triplett 150657a42a34SJosh Triplett /* 150795aebc44SJosh Triplett * Parse a file containing a single int. 150895aebc44SJosh Triplett */ 150995aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 151095aebc44SJosh Triplett { 151195aebc44SJosh Triplett va_list args; 151295aebc44SJosh Triplett char path[PATH_MAX]; 151395aebc44SJosh Triplett FILE *filep; 151495aebc44SJosh Triplett int value; 151595aebc44SJosh Triplett 151695aebc44SJosh Triplett va_start(args, fmt); 151795aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 151895aebc44SJosh Triplett va_end(args); 151957a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1520b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1521b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 152295aebc44SJosh Triplett fclose(filep); 152395aebc44SJosh Triplett return value; 152495aebc44SJosh Triplett } 152595aebc44SJosh Triplett 152695aebc44SJosh Triplett /* 1527e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1528e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1529e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1530103a8feaSLen Brown */ 1531e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1532103a8feaSLen Brown { 1533e275b388SDasaratharaman Chandramouli char path[64]; 1534e275b388SDasaratharaman Chandramouli FILE *filep; 1535e275b388SDasaratharaman Chandramouli int this_cpu; 1536e275b388SDasaratharaman Chandramouli char character; 1537e275b388SDasaratharaman Chandramouli int i; 1538e275b388SDasaratharaman Chandramouli 1539e275b388SDasaratharaman Chandramouli sprintf(path, 1540e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1541e275b388SDasaratharaman Chandramouli cpu); 1542e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1543e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1544e275b388SDasaratharaman Chandramouli perror(path); 1545e275b388SDasaratharaman Chandramouli exit(1); 1546e275b388SDasaratharaman Chandramouli } 1547e275b388SDasaratharaman Chandramouli 1548e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1549e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1550e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1551e275b388SDasaratharaman Chandramouli fclose(filep); 1552e275b388SDasaratharaman Chandramouli return i; 1553e275b388SDasaratharaman Chandramouli } 1554e275b388SDasaratharaman Chandramouli 1555e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1556e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1557e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1558e275b388SDasaratharaman Chandramouli } 1559e275b388SDasaratharaman Chandramouli 1560e275b388SDasaratharaman Chandramouli fclose(filep); 1561e275b388SDasaratharaman Chandramouli return -1; 1562c98d5d94SLen Brown } 1563103a8feaSLen Brown 1564c98d5d94SLen Brown /* 1565c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1566c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1567c98d5d94SLen Brown */ 1568c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1569c98d5d94SLen Brown { 157095aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1571103a8feaSLen Brown } 1572103a8feaSLen Brown 1573103a8feaSLen Brown int get_physical_package_id(int cpu) 1574103a8feaSLen Brown { 157595aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1576103a8feaSLen Brown } 1577103a8feaSLen Brown 1578103a8feaSLen Brown int get_core_id(int cpu) 1579103a8feaSLen Brown { 158095aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1581103a8feaSLen Brown } 1582103a8feaSLen Brown 1583c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1584c98d5d94SLen Brown { 1585c98d5d94SLen Brown char path[80]; 1586c98d5d94SLen Brown FILE *filep; 1587e275b388SDasaratharaman Chandramouli int sib1; 1588e275b388SDasaratharaman Chandramouli int matches = 0; 1589c98d5d94SLen Brown char character; 1590e275b388SDasaratharaman Chandramouli char str[100]; 1591e275b388SDasaratharaman Chandramouli char *ch; 1592c98d5d94SLen Brown 1593c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 159457a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1595e275b388SDasaratharaman Chandramouli 1596103a8feaSLen Brown /* 1597c98d5d94SLen Brown * file format: 1598e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1599e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1600c98d5d94SLen Brown */ 1601e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 1602e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 1603e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 1604e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 1605e275b388SDasaratharaman Chandramouli while (ch != NULL) { 1606e275b388SDasaratharaman Chandramouli matches++; 1607e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 1608e275b388SDasaratharaman Chandramouli } 1609c98d5d94SLen Brown 1610c98d5d94SLen Brown fclose(filep); 1611e275b388SDasaratharaman Chandramouli return matches+1; 1612c98d5d94SLen Brown } 1613c98d5d94SLen Brown 1614c98d5d94SLen Brown /* 1615c98d5d94SLen Brown * run func(thread, core, package) in topology order 1616c98d5d94SLen Brown * skip non-present cpus 1617103a8feaSLen Brown */ 1618103a8feaSLen Brown 1619c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1620c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1621c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1622c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1623c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1624c98d5d94SLen Brown struct pkg_data *pkg_base2) 1625c98d5d94SLen Brown { 1626c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1627c98d5d94SLen Brown 1628c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1629c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1630c98d5d94SLen Brown for (thread_no = 0; thread_no < 1631c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1632c98d5d94SLen Brown struct thread_data *t, *t2; 1633c98d5d94SLen Brown struct core_data *c, *c2; 1634c98d5d94SLen Brown struct pkg_data *p, *p2; 1635c98d5d94SLen Brown 1636c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1637c98d5d94SLen Brown 1638c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1639c98d5d94SLen Brown continue; 1640c98d5d94SLen Brown 1641c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1642c98d5d94SLen Brown 1643c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1644c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1645c98d5d94SLen Brown 1646c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1647c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1648c98d5d94SLen Brown 1649c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1650c98d5d94SLen Brown if (retval) 1651c98d5d94SLen Brown return retval; 1652c98d5d94SLen Brown } 1653c98d5d94SLen Brown } 1654c98d5d94SLen Brown } 1655c98d5d94SLen Brown return 0; 1656c98d5d94SLen Brown } 1657c98d5d94SLen Brown 1658c98d5d94SLen Brown /* 1659c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1660c98d5d94SLen Brown * return max_cpu number 1661c98d5d94SLen Brown */ 1662c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1663103a8feaSLen Brown { 1664103a8feaSLen Brown FILE *fp; 1665c98d5d94SLen Brown int cpu_num; 1666103a8feaSLen Brown int retval; 1667103a8feaSLen Brown 166857a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1669103a8feaSLen Brown 1670103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1671b2c95d90SJosh Triplett if (retval != 0) 1672b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1673103a8feaSLen Brown 1674c98d5d94SLen Brown while (1) { 1675c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1676103a8feaSLen Brown if (retval != 1) 1677103a8feaSLen Brown break; 1678103a8feaSLen Brown 1679c98d5d94SLen Brown retval = func(cpu_num); 1680c98d5d94SLen Brown if (retval) { 1681c98d5d94SLen Brown fclose(fp); 1682c98d5d94SLen Brown return(retval); 1683c98d5d94SLen Brown } 1684103a8feaSLen Brown } 1685103a8feaSLen Brown fclose(fp); 1686c98d5d94SLen Brown return 0; 1687103a8feaSLen Brown } 1688103a8feaSLen Brown 1689103a8feaSLen Brown void re_initialize(void) 1690103a8feaSLen Brown { 1691c98d5d94SLen Brown free_all_buffers(); 1692c98d5d94SLen Brown setup_all_buffers(); 1693c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1694103a8feaSLen Brown } 1695103a8feaSLen Brown 1696c98d5d94SLen Brown 1697103a8feaSLen Brown /* 1698c98d5d94SLen Brown * count_cpus() 1699c98d5d94SLen Brown * remember the last one seen, it will be the max 1700103a8feaSLen Brown */ 1701c98d5d94SLen Brown int count_cpus(int cpu) 1702103a8feaSLen Brown { 1703c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1704c98d5d94SLen Brown topo.max_cpu_num = cpu; 1705103a8feaSLen Brown 1706c98d5d94SLen Brown topo.num_cpus += 1; 1707c98d5d94SLen Brown return 0; 1708103a8feaSLen Brown } 1709c98d5d94SLen Brown int mark_cpu_present(int cpu) 1710c98d5d94SLen Brown { 1711c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 171215aaa346SLen Brown return 0; 1713103a8feaSLen Brown } 1714103a8feaSLen Brown 1715103a8feaSLen Brown void turbostat_loop() 1716103a8feaSLen Brown { 1717c98d5d94SLen Brown int retval; 1718e52966c0SLen Brown int restarted = 0; 1719c98d5d94SLen Brown 1720103a8feaSLen Brown restart: 1721e52966c0SLen Brown restarted++; 1722e52966c0SLen Brown 1723c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1724d91bb17cSLen Brown if (retval < -1) { 1725d91bb17cSLen Brown exit(retval); 1726d91bb17cSLen Brown } else if (retval == -1) { 1727e52966c0SLen Brown if (restarted > 1) { 1728e52966c0SLen Brown exit(retval); 1729e52966c0SLen Brown } 1730c98d5d94SLen Brown re_initialize(); 1731c98d5d94SLen Brown goto restart; 1732c98d5d94SLen Brown } 1733e52966c0SLen Brown restarted = 0; 1734103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1735103a8feaSLen Brown 1736103a8feaSLen Brown while (1) { 1737c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 1738103a8feaSLen Brown re_initialize(); 1739103a8feaSLen Brown goto restart; 1740103a8feaSLen Brown } 17412a0609c0SLen Brown nanosleep(&interval_ts, NULL); 1742c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 1743d91bb17cSLen Brown if (retval < -1) { 1744d91bb17cSLen Brown exit(retval); 1745d91bb17cSLen Brown } else if (retval == -1) { 174615aaa346SLen Brown re_initialize(); 174715aaa346SLen Brown goto restart; 174815aaa346SLen Brown } 1749103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 1750103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 1751c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 1752c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 1753c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 1754*b7d8c148SLen Brown flush_output_stdout(); 17552a0609c0SLen Brown nanosleep(&interval_ts, NULL); 1756c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1757d91bb17cSLen Brown if (retval < -1) { 1758d91bb17cSLen Brown exit(retval); 1759d91bb17cSLen Brown } else if (retval == -1) { 1760103a8feaSLen Brown re_initialize(); 1761103a8feaSLen Brown goto restart; 1762103a8feaSLen Brown } 1763103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1764103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 1765c98d5d94SLen Brown for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS); 1766c98d5d94SLen Brown compute_average(ODD_COUNTERS); 1767c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 1768*b7d8c148SLen Brown flush_output_stdout(); 1769103a8feaSLen Brown } 1770103a8feaSLen Brown } 1771103a8feaSLen Brown 1772103a8feaSLen Brown void check_dev_msr() 1773103a8feaSLen Brown { 1774103a8feaSLen Brown struct stat sb; 17757ce7d5deSPrarit Bhargava char pathname[32]; 1776103a8feaSLen Brown 17777ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 17787ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 1779a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 1780d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 1781103a8feaSLen Brown } 1782103a8feaSLen Brown 178398481e79SLen Brown void check_permissions() 1784103a8feaSLen Brown { 178598481e79SLen Brown struct __user_cap_header_struct cap_header_data; 178698481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 178798481e79SLen Brown struct __user_cap_data_struct cap_data_data; 178898481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 178998481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 179098481e79SLen Brown int do_exit = 0; 17917ce7d5deSPrarit Bhargava char pathname[32]; 179298481e79SLen Brown 179398481e79SLen Brown /* check for CAP_SYS_RAWIO */ 179498481e79SLen Brown cap_header->pid = getpid(); 179598481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 179698481e79SLen Brown if (capget(cap_header, cap_data) < 0) 179798481e79SLen Brown err(-6, "capget(2) failed"); 179898481e79SLen Brown 179998481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 180098481e79SLen Brown do_exit++; 180198481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 180298481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 180398481e79SLen Brown } 180498481e79SLen Brown 180598481e79SLen Brown /* test file permissions */ 18067ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 18077ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 180898481e79SLen Brown do_exit++; 180998481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 181098481e79SLen Brown } 181198481e79SLen Brown 181298481e79SLen Brown /* if all else fails, thell them to be root */ 181398481e79SLen Brown if (do_exit) 1814b2c95d90SJosh Triplett if (getuid() != 0) 1815d7899447SLen Brown warnx("... or simply run as root"); 181698481e79SLen Brown 181798481e79SLen Brown if (do_exit) 181898481e79SLen Brown exit(-6); 1819103a8feaSLen Brown } 1820103a8feaSLen Brown 1821d7899447SLen Brown /* 1822d7899447SLen Brown * NHM adds support for additional MSRs: 1823d7899447SLen Brown * 1824d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 1825d7899447SLen Brown * 1826ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 1827d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 1828d7899447SLen Brown * 1829d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 1830d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 1831d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 1832d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 1833d7899447SLen Brown * 1834ee7e38e3SLen Brown * Side effect: 1835ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 1836d7899447SLen Brown */ 1837ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 1838103a8feaSLen Brown { 1839ee7e38e3SLen Brown unsigned long long msr; 184021ed5574SLen Brown unsigned int base_ratio; 1841ee7e38e3SLen Brown int *pkg_cstate_limits; 1842ee7e38e3SLen Brown 1843103a8feaSLen Brown if (!genuine_intel) 1844103a8feaSLen Brown return 0; 1845103a8feaSLen Brown 1846103a8feaSLen Brown if (family != 6) 1847103a8feaSLen Brown return 0; 1848103a8feaSLen Brown 184921ed5574SLen Brown bclk = discover_bclk(family, model); 185021ed5574SLen Brown 1851103a8feaSLen Brown switch (model) { 1852103a8feaSLen Brown case 0x1A: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 1853103a8feaSLen Brown case 0x1E: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 1854103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 1855103a8feaSLen Brown case 0x25: /* Westmere Client - Clarkdale, Arrandale */ 1856103a8feaSLen Brown case 0x2C: /* Westmere EP - Gulftown */ 1857ee7e38e3SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1858ee7e38e3SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1859ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 1860ee7e38e3SLen Brown break; 1861103a8feaSLen Brown case 0x2A: /* SNB */ 1862103a8feaSLen Brown case 0x2D: /* SNB Xeon */ 1863553575f1SLen Brown case 0x3A: /* IVB */ 18641300651bSLen Brown case 0x3E: /* IVB Xeon */ 1865ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 1866ee7e38e3SLen Brown break; 186770b43400SLen Brown case 0x3C: /* HSW */ 1868e6f9bb3cSLen Brown case 0x3F: /* HSX */ 186970b43400SLen Brown case 0x45: /* HSW */ 1870149c2319SLen Brown case 0x46: /* HSW */ 18714e8e863fSLen Brown case 0x3D: /* BDW */ 187248a0631cSLen Brown case 0x47: /* BDW */ 18734e8e863fSLen Brown case 0x4F: /* BDX */ 18744e8e863fSLen Brown case 0x56: /* BDX-DE */ 18750b2bb692SLen Brown case 0x4E: /* SKL */ 18760b2bb692SLen Brown case 0x5E: /* SKL */ 1877ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 1878ee7e38e3SLen Brown break; 1879ee7e38e3SLen Brown case 0x37: /* BYT */ 1880ee7e38e3SLen Brown case 0x4D: /* AVN */ 1881ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 1882ee7e38e3SLen Brown break; 1883ee7e38e3SLen Brown case 0x4C: /* AMT */ 1884ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 1885ee7e38e3SLen Brown break; 1886ee7e38e3SLen Brown case 0x57: /* PHI */ 1887ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 1888ee7e38e3SLen Brown break; 1889103a8feaSLen Brown default: 1890103a8feaSLen Brown return 0; 1891103a8feaSLen Brown } 18927ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1893e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 1894ee7e38e3SLen Brown 1895ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 189621ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 189721ed5574SLen Brown 189821ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 189921ed5574SLen Brown has_base_hz = 1; 1900ee7e38e3SLen Brown return 1; 1901103a8feaSLen Brown } 1902d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 1903d7899447SLen Brown { 1904d7899447SLen Brown switch (model) { 1905d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 1906d7899447SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1907d7899447SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1908cbf97abaSHubert Chrzaniuk case 0x57: /* PHI - Knights Landing (different MSR definition) */ 1909d7899447SLen Brown return 0; 1910d7899447SLen Brown default: 1911d7899447SLen Brown return 1; 1912d7899447SLen Brown } 1913d7899447SLen Brown } 19146574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 19156574a5d5SLen Brown { 19166574a5d5SLen Brown if (!genuine_intel) 19176574a5d5SLen Brown return 0; 19186574a5d5SLen Brown 19196574a5d5SLen Brown if (family != 6) 19206574a5d5SLen Brown return 0; 19216574a5d5SLen Brown 19226574a5d5SLen Brown switch (model) { 19236574a5d5SLen Brown case 0x3E: /* IVB Xeon */ 1924fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 19256574a5d5SLen Brown return 1; 19266574a5d5SLen Brown default: 19276574a5d5SLen Brown return 0; 19286574a5d5SLen Brown } 19296574a5d5SLen Brown } 1930fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 1931fcd17211SLen Brown { 1932fcd17211SLen Brown if (!genuine_intel) 1933fcd17211SLen Brown return 0; 1934fcd17211SLen Brown 1935fcd17211SLen Brown if (family != 6) 1936fcd17211SLen Brown return 0; 1937fcd17211SLen Brown 1938fcd17211SLen Brown switch (model) { 1939fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 1940fcd17211SLen Brown return 1; 1941fcd17211SLen Brown default: 1942fcd17211SLen Brown return 0; 1943fcd17211SLen Brown } 1944fcd17211SLen Brown } 1945fcd17211SLen Brown 1946fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 1947fb5d4327SDasaratharaman Chandramouli { 1948fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 1949fb5d4327SDasaratharaman Chandramouli return 0; 1950fb5d4327SDasaratharaman Chandramouli 1951fb5d4327SDasaratharaman Chandramouli if (family != 6) 1952fb5d4327SDasaratharaman Chandramouli return 0; 1953fb5d4327SDasaratharaman Chandramouli 1954fb5d4327SDasaratharaman Chandramouli switch (model) { 1955fb5d4327SDasaratharaman Chandramouli case 0x57: /* Knights Landing */ 1956fb5d4327SDasaratharaman Chandramouli return 1; 1957fb5d4327SDasaratharaman Chandramouli default: 1958fb5d4327SDasaratharaman Chandramouli return 0; 1959fb5d4327SDasaratharaman Chandramouli } 1960fb5d4327SDasaratharaman Chandramouli } 19616fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 19626fb3143bSLen Brown { 19636fb3143bSLen Brown if (!genuine_intel) 19646fb3143bSLen Brown return 0; 19656fb3143bSLen Brown 19666fb3143bSLen Brown if (family != 6) 19676fb3143bSLen Brown return 0; 19686fb3143bSLen Brown 19696fb3143bSLen Brown switch (model) { 19706fb3143bSLen Brown case 0x3A: /* IVB */ 19716fb3143bSLen Brown case 0x3C: /* HSW */ 19726fb3143bSLen Brown case 0x3F: /* HSX */ 19736fb3143bSLen Brown case 0x45: /* HSW */ 19746fb3143bSLen Brown case 0x46: /* HSW */ 19756fb3143bSLen Brown case 0x3D: /* BDW */ 19766fb3143bSLen Brown case 0x47: /* BDW */ 19776fb3143bSLen Brown case 0x4F: /* BDX */ 19786fb3143bSLen Brown case 0x56: /* BDX-DE */ 19796fb3143bSLen Brown case 0x4E: /* SKL */ 19806fb3143bSLen Brown case 0x5E: /* SKL */ 19816fb3143bSLen Brown 19826fb3143bSLen Brown case 0x57: /* Knights Landing */ 19836fb3143bSLen Brown return 1; 19846fb3143bSLen Brown default: 19856fb3143bSLen Brown return 0; 19866fb3143bSLen Brown } 19876fb3143bSLen Brown } 19886fb3143bSLen Brown 1989fcd17211SLen Brown static void 1990fcd17211SLen Brown dump_cstate_pstate_config_info(family, model) 1991fcd17211SLen Brown { 1992fcd17211SLen Brown if (!do_nhm_platform_info) 1993fcd17211SLen Brown return; 1994fcd17211SLen Brown 1995fcd17211SLen Brown dump_nhm_platform_info(); 1996fcd17211SLen Brown 1997fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 1998fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 1999fcd17211SLen Brown 2000fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 2001fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 2002fcd17211SLen Brown 2003fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 2004fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 2005fcd17211SLen Brown 2006fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 2007fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 2008fb5d4327SDasaratharaman Chandramouli 20096fb3143bSLen Brown if (has_config_tdp(family, model)) 20106fb3143bSLen Brown dump_config_tdp(); 20116fb3143bSLen Brown 2012fcd17211SLen Brown dump_nhm_cst_cfg(); 2013fcd17211SLen Brown } 2014fcd17211SLen Brown 20156574a5d5SLen Brown 2016889facbeSLen Brown /* 2017889facbeSLen Brown * print_epb() 2018889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2019889facbeSLen Brown */ 2020889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2021889facbeSLen Brown { 2022889facbeSLen Brown unsigned long long msr; 2023889facbeSLen Brown char *epb_string; 2024889facbeSLen Brown int cpu; 2025889facbeSLen Brown 2026889facbeSLen Brown if (!has_epb) 2027889facbeSLen Brown return 0; 2028889facbeSLen Brown 2029889facbeSLen Brown cpu = t->cpu_id; 2030889facbeSLen Brown 2031889facbeSLen Brown /* EPB is per-package */ 2032889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2033889facbeSLen Brown return 0; 2034889facbeSLen Brown 2035889facbeSLen Brown if (cpu_migrate(cpu)) { 2036*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2037889facbeSLen Brown return -1; 2038889facbeSLen Brown } 2039889facbeSLen Brown 2040889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2041889facbeSLen Brown return 0; 2042889facbeSLen Brown 2043e9be7dd6SLen Brown switch (msr & 0xF) { 2044889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2045889facbeSLen Brown epb_string = "performance"; 2046889facbeSLen Brown break; 2047889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2048889facbeSLen Brown epb_string = "balanced"; 2049889facbeSLen Brown break; 2050889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2051889facbeSLen Brown epb_string = "powersave"; 2052889facbeSLen Brown break; 2053889facbeSLen Brown default: 2054889facbeSLen Brown epb_string = "custom"; 2055889facbeSLen Brown break; 2056889facbeSLen Brown } 2057*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2058889facbeSLen Brown 2059889facbeSLen Brown return 0; 2060889facbeSLen Brown } 20617f5c258eSLen Brown /* 20627f5c258eSLen Brown * print_hwp() 20637f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 20647f5c258eSLen Brown */ 20657f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 20667f5c258eSLen Brown { 20677f5c258eSLen Brown unsigned long long msr; 20687f5c258eSLen Brown int cpu; 20697f5c258eSLen Brown 20707f5c258eSLen Brown if (!has_hwp) 20717f5c258eSLen Brown return 0; 20727f5c258eSLen Brown 20737f5c258eSLen Brown cpu = t->cpu_id; 20747f5c258eSLen Brown 20757f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 20767f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 20777f5c258eSLen Brown return 0; 20787f5c258eSLen Brown 20797f5c258eSLen Brown if (cpu_migrate(cpu)) { 2080*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 20817f5c258eSLen Brown return -1; 20827f5c258eSLen Brown } 20837f5c258eSLen Brown 20847f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 20857f5c258eSLen Brown return 0; 20867f5c258eSLen Brown 2087*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 20887f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 20897f5c258eSLen Brown 20907f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 20917f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 20927f5c258eSLen Brown return 0; 20937f5c258eSLen Brown 20947f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 20957f5c258eSLen Brown return 0; 20967f5c258eSLen Brown 2097*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 20987f5c258eSLen Brown "(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n", 20997f5c258eSLen Brown cpu, msr, 21007f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 21017f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 21027f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 21037f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 21047f5c258eSLen Brown 21057f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 21067f5c258eSLen Brown return 0; 21077f5c258eSLen Brown 2108*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 21097f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n", 21107f5c258eSLen Brown cpu, msr, 21117f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 21127f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 21137f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 21147f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 21157f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 21167f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 21177f5c258eSLen Brown 21187f5c258eSLen Brown if (has_hwp_pkg) { 21197f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 21207f5c258eSLen Brown return 0; 21217f5c258eSLen Brown 2122*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 21237f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n", 21247f5c258eSLen Brown cpu, msr, 21257f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 21267f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 21277f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 21287f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 21297f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 21307f5c258eSLen Brown } 21317f5c258eSLen Brown if (has_hwp_notify) { 21327f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 21337f5c258eSLen Brown return 0; 21347f5c258eSLen Brown 2135*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 21367f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 21377f5c258eSLen Brown cpu, msr, 21387f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 21397f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 21407f5c258eSLen Brown } 21417f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 21427f5c258eSLen Brown return 0; 21437f5c258eSLen Brown 2144*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 21457f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 21467f5c258eSLen Brown cpu, msr, 21477f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 21487f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 21497f5c258eSLen Brown 21507f5c258eSLen Brown return 0; 21517f5c258eSLen Brown } 2152889facbeSLen Brown 21533a9a941dSLen Brown /* 21543a9a941dSLen Brown * print_perf_limit() 21553a9a941dSLen Brown */ 21563a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 21573a9a941dSLen Brown { 21583a9a941dSLen Brown unsigned long long msr; 21593a9a941dSLen Brown int cpu; 21603a9a941dSLen Brown 21613a9a941dSLen Brown cpu = t->cpu_id; 21623a9a941dSLen Brown 21633a9a941dSLen Brown /* per-package */ 21643a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 21653a9a941dSLen Brown return 0; 21663a9a941dSLen Brown 21673a9a941dSLen Brown if (cpu_migrate(cpu)) { 2168*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 21693a9a941dSLen Brown return -1; 21703a9a941dSLen Brown } 21713a9a941dSLen Brown 21723a9a941dSLen Brown if (do_core_perf_limit_reasons) { 21733a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 2174*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2175*b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 2176e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 21773a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 2178e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 2179e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 2180e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 2181e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 2182e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 2183e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 2184e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 2185e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 2186e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 2187e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 2188e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 2189e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 2190*b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 2191e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 21923a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 2193e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 2194e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 2195e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 2196e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 2197e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 2198e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 2199e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 2200e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 2201e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 2202e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 2203e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 2204e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 22053a9a941dSLen Brown 22063a9a941dSLen Brown } 22073a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 22083a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 2209*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2210*b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 22113a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 22123a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 22133a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 22143a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 22153a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 22163a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 22173a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 22183a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2219*b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 22203a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 22213a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 22223a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 22233a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 22243a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 22253a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 22263a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 22273a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 22283a9a941dSLen Brown } 22293a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 22303a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 2231*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2232*b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 22333a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 22343a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 22353a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 22363a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 22373a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 22383a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2239*b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 22403a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 22413a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 22423a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 22433a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 22443a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 22453a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 22463a9a941dSLen Brown } 22473a9a941dSLen Brown return 0; 22483a9a941dSLen Brown } 22493a9a941dSLen Brown 2250889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 2251889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 2252889facbeSLen Brown 2253144b44b1SLen Brown double get_tdp(model) 2254144b44b1SLen Brown { 2255144b44b1SLen Brown unsigned long long msr; 2256144b44b1SLen Brown 2257144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 22587ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 2259144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 2260144b44b1SLen Brown 2261144b44b1SLen Brown switch (model) { 2262144b44b1SLen Brown case 0x37: 2263144b44b1SLen Brown case 0x4D: 2264144b44b1SLen Brown return 30.0; 2265144b44b1SLen Brown default: 2266144b44b1SLen Brown return 135.0; 2267144b44b1SLen Brown } 2268144b44b1SLen Brown } 2269144b44b1SLen Brown 227040ee8e3bSAndrey Semin /* 227140ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 227240ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 227340ee8e3bSAndrey Semin */ 227440ee8e3bSAndrey Semin static double 227540ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 227640ee8e3bSAndrey Semin { 227740ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 227840ee8e3bSAndrey Semin 227940ee8e3bSAndrey Semin switch (model) { 228040ee8e3bSAndrey Semin case 0x3F: /* HSX */ 228140ee8e3bSAndrey Semin case 0x4F: /* BDX */ 228240ee8e3bSAndrey Semin case 0x56: /* BDX-DE */ 2283fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 228440ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 228540ee8e3bSAndrey Semin default: 228640ee8e3bSAndrey Semin return (rapl_energy_units); 228740ee8e3bSAndrey Semin } 228840ee8e3bSAndrey Semin } 228940ee8e3bSAndrey Semin 2290144b44b1SLen Brown 2291889facbeSLen Brown /* 2292889facbeSLen Brown * rapl_probe() 2293889facbeSLen Brown * 2294144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 2295889facbeSLen Brown */ 2296889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2297889facbeSLen Brown { 2298889facbeSLen Brown unsigned long long msr; 2299144b44b1SLen Brown unsigned int time_unit; 2300889facbeSLen Brown double tdp; 2301889facbeSLen Brown 2302889facbeSLen Brown if (!genuine_intel) 2303889facbeSLen Brown return; 2304889facbeSLen Brown 2305889facbeSLen Brown if (family != 6) 2306889facbeSLen Brown return; 2307889facbeSLen Brown 2308889facbeSLen Brown switch (model) { 2309889facbeSLen Brown case 0x2A: 2310889facbeSLen Brown case 0x3A: 231170b43400SLen Brown case 0x3C: /* HSW */ 231270b43400SLen Brown case 0x45: /* HSW */ 2313149c2319SLen Brown case 0x46: /* HSW */ 23144e8e863fSLen Brown case 0x3D: /* BDW */ 231548a0631cSLen Brown case 0x47: /* BDW */ 2316144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2317889facbeSLen Brown break; 23180b2bb692SLen Brown case 0x4E: /* SKL */ 23190b2bb692SLen Brown case 0x5E: /* SKL */ 23200b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 23210b2bb692SLen Brown break; 2322e6f9bb3cSLen Brown case 0x3F: /* HSX */ 23234e8e863fSLen Brown case 0x4F: /* BDX */ 23244e8e863fSLen Brown case 0x56: /* BDX-DE */ 2325fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 23260b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2327e6f9bb3cSLen Brown break; 2328889facbeSLen Brown case 0x2D: 2329889facbeSLen Brown case 0x3E: 23300b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_PKG_PERF_STATUS | RAPL_DRAM_PERF_STATUS | RAPL_PKG_POWER_INFO; 2331144b44b1SLen Brown break; 2332144b44b1SLen Brown case 0x37: /* BYT */ 2333144b44b1SLen Brown case 0x4D: /* AVN */ 2334144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES ; 2335889facbeSLen Brown break; 2336889facbeSLen Brown default: 2337889facbeSLen Brown return; 2338889facbeSLen Brown } 2339889facbeSLen Brown 2340889facbeSLen Brown /* units on package 0, verify later other packages match */ 23417ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 2342889facbeSLen Brown return; 2343889facbeSLen Brown 2344889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2345144b44b1SLen Brown if (model == 0x37) 2346144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2347144b44b1SLen Brown else 2348889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2349889facbeSLen Brown 235040ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 235140ee8e3bSAndrey Semin 2352144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2353144b44b1SLen Brown if (time_unit == 0) 2354144b44b1SLen Brown time_unit = 0xA; 2355889facbeSLen Brown 2356144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2357144b44b1SLen Brown 2358144b44b1SLen Brown tdp = get_tdp(model); 2359889facbeSLen Brown 2360889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2361d8af6f5fSLen Brown if (debug) 2362*b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2363889facbeSLen Brown 2364889facbeSLen Brown return; 2365889facbeSLen Brown } 2366889facbeSLen Brown 23673a9a941dSLen Brown void perf_limit_reasons_probe(family, model) 23683a9a941dSLen Brown { 23693a9a941dSLen Brown if (!genuine_intel) 23703a9a941dSLen Brown return; 23713a9a941dSLen Brown 23723a9a941dSLen Brown if (family != 6) 23733a9a941dSLen Brown return; 23743a9a941dSLen Brown 23753a9a941dSLen Brown switch (model) { 23763a9a941dSLen Brown case 0x3C: /* HSW */ 23773a9a941dSLen Brown case 0x45: /* HSW */ 23783a9a941dSLen Brown case 0x46: /* HSW */ 23793a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 23803a9a941dSLen Brown case 0x3F: /* HSX */ 23813a9a941dSLen Brown do_core_perf_limit_reasons = 1; 23823a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 23833a9a941dSLen Brown default: 23843a9a941dSLen Brown return; 23853a9a941dSLen Brown } 23863a9a941dSLen Brown } 23873a9a941dSLen Brown 2388889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2389889facbeSLen Brown { 2390889facbeSLen Brown unsigned long long msr; 2391889facbeSLen Brown unsigned int dts; 2392889facbeSLen Brown int cpu; 2393889facbeSLen Brown 2394889facbeSLen Brown if (!(do_dts || do_ptm)) 2395889facbeSLen Brown return 0; 2396889facbeSLen Brown 2397889facbeSLen Brown cpu = t->cpu_id; 2398889facbeSLen Brown 2399889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2400889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2401889facbeSLen Brown return 0; 2402889facbeSLen Brown 2403889facbeSLen Brown if (cpu_migrate(cpu)) { 2404*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2405889facbeSLen Brown return -1; 2406889facbeSLen Brown } 2407889facbeSLen Brown 2408889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2409889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2410889facbeSLen Brown return 0; 2411889facbeSLen Brown 2412889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2413*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2414889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2415889facbeSLen Brown 2416889facbeSLen Brown #ifdef THERM_DEBUG 2417889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2418889facbeSLen Brown return 0; 2419889facbeSLen Brown 2420889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2421889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2422*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2423889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2424889facbeSLen Brown #endif 2425889facbeSLen Brown } 2426889facbeSLen Brown 2427889facbeSLen Brown 2428889facbeSLen Brown if (do_dts) { 2429889facbeSLen Brown unsigned int resolution; 2430889facbeSLen Brown 2431889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2432889facbeSLen Brown return 0; 2433889facbeSLen Brown 2434889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2435889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2436*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2437889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2438889facbeSLen Brown 2439889facbeSLen Brown #ifdef THERM_DEBUG 2440889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2441889facbeSLen Brown return 0; 2442889facbeSLen Brown 2443889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2444889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2445*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2446889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2447889facbeSLen Brown #endif 2448889facbeSLen Brown } 2449889facbeSLen Brown 2450889facbeSLen Brown return 0; 2451889facbeSLen Brown } 2452889facbeSLen Brown 2453889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2454889facbeSLen Brown { 2455*b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2456889facbeSLen Brown cpu, label, 2457889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2458889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2459889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2460889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2461889facbeSLen Brown 2462889facbeSLen Brown return; 2463889facbeSLen Brown } 2464889facbeSLen Brown 2465889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2466889facbeSLen Brown { 2467889facbeSLen Brown unsigned long long msr; 2468889facbeSLen Brown int cpu; 2469889facbeSLen Brown 2470889facbeSLen Brown if (!do_rapl) 2471889facbeSLen Brown return 0; 2472889facbeSLen Brown 2473889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2474889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2475889facbeSLen Brown return 0; 2476889facbeSLen Brown 2477889facbeSLen Brown cpu = t->cpu_id; 2478889facbeSLen Brown if (cpu_migrate(cpu)) { 2479*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2480889facbeSLen Brown return -1; 2481889facbeSLen Brown } 2482889facbeSLen Brown 2483889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2484889facbeSLen Brown return -1; 2485889facbeSLen Brown 2486d8af6f5fSLen Brown if (debug) { 2487*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2488889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2489144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2490889facbeSLen Brown } 2491144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2492144b44b1SLen Brown 2493889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2494889facbeSLen Brown return -5; 2495889facbeSLen Brown 2496889facbeSLen Brown 2497*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2498889facbeSLen Brown cpu, msr, 2499889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2500889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2501889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2502889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2503889facbeSLen Brown 2504144b44b1SLen Brown } 2505144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2506144b44b1SLen Brown 2507889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2508889facbeSLen Brown return -9; 2509889facbeSLen Brown 2510*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2511889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2512889facbeSLen Brown 2513889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2514*b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2515889facbeSLen Brown cpu, 2516889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2517889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2518889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2519889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2520889facbeSLen Brown } 2521889facbeSLen Brown 25220b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2523889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2524889facbeSLen Brown return -6; 2525889facbeSLen Brown 2526*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2527889facbeSLen Brown cpu, msr, 2528889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2529889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2530889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2531889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 25320b2bb692SLen Brown } 25330b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2534889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2535889facbeSLen Brown return -9; 2536*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2537889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2538889facbeSLen Brown 2539889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2540889facbeSLen Brown } 2541144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2542d8af6f5fSLen Brown if (debug) { 2543889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2544889facbeSLen Brown return -7; 2545889facbeSLen Brown 2546*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2547144b44b1SLen Brown } 2548144b44b1SLen Brown } 2549144b44b1SLen Brown if (do_rapl & RAPL_CORES) { 2550d8af6f5fSLen Brown if (debug) { 2551889facbeSLen Brown 2552889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2553889facbeSLen Brown return -9; 2554*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2555889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2556889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2557889facbeSLen Brown } 2558889facbeSLen Brown } 2559889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2560d8af6f5fSLen Brown if (debug) { 2561889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2562889facbeSLen Brown return -8; 2563889facbeSLen Brown 2564*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2565889facbeSLen Brown 2566889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2567889facbeSLen Brown return -9; 2568*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2569889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2570889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2571889facbeSLen Brown } 2572889facbeSLen Brown } 2573889facbeSLen Brown return 0; 2574889facbeSLen Brown } 2575889facbeSLen Brown 2576d7899447SLen Brown /* 2577d7899447SLen Brown * SNB adds support for additional MSRs: 2578d7899447SLen Brown * 2579d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2580d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2581d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2582d7899447SLen Brown */ 2583103a8feaSLen Brown 2584d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2585103a8feaSLen Brown { 2586103a8feaSLen Brown if (!genuine_intel) 2587103a8feaSLen Brown return 0; 2588103a8feaSLen Brown 2589103a8feaSLen Brown switch (model) { 2590103a8feaSLen Brown case 0x2A: 2591103a8feaSLen Brown case 0x2D: 2592650a37f3SLen Brown case 0x3A: /* IVB */ 25931300651bSLen Brown case 0x3E: /* IVB Xeon */ 259470b43400SLen Brown case 0x3C: /* HSW */ 259570b43400SLen Brown case 0x3F: /* HSW */ 259670b43400SLen Brown case 0x45: /* HSW */ 2597149c2319SLen Brown case 0x46: /* HSW */ 25984e8e863fSLen Brown case 0x3D: /* BDW */ 259948a0631cSLen Brown case 0x47: /* BDW */ 26004e8e863fSLen Brown case 0x4F: /* BDX */ 26014e8e863fSLen Brown case 0x56: /* BDX-DE */ 26020b2bb692SLen Brown case 0x4E: /* SKL */ 26030b2bb692SLen Brown case 0x5E: /* SKL */ 2604103a8feaSLen Brown return 1; 2605103a8feaSLen Brown } 2606103a8feaSLen Brown return 0; 2607103a8feaSLen Brown } 2608103a8feaSLen Brown 2609d7899447SLen Brown /* 2610d7899447SLen Brown * HSW adds support for additional MSRs: 2611d7899447SLen Brown * 2612d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2613d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2614d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 2615d7899447SLen Brown */ 2616d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2617ca58710fSKristen Carlson Accardi { 2618ca58710fSKristen Carlson Accardi if (!genuine_intel) 2619ca58710fSKristen Carlson Accardi return 0; 2620ca58710fSKristen Carlson Accardi 2621ca58710fSKristen Carlson Accardi switch (model) { 26224e8e863fSLen Brown case 0x45: /* HSW */ 26234e8e863fSLen Brown case 0x3D: /* BDW */ 26240b2bb692SLen Brown case 0x4E: /* SKL */ 26250b2bb692SLen Brown case 0x5E: /* SKL */ 2626ca58710fSKristen Carlson Accardi return 1; 2627ca58710fSKristen Carlson Accardi } 2628ca58710fSKristen Carlson Accardi return 0; 2629ca58710fSKristen Carlson Accardi } 2630ca58710fSKristen Carlson Accardi 26310b2bb692SLen Brown /* 26320b2bb692SLen Brown * SKL adds support for additional MSRS: 26330b2bb692SLen Brown * 26340b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 26350b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 26360b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 26370b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 26380b2bb692SLen Brown */ 26390b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 26400b2bb692SLen Brown { 26410b2bb692SLen Brown if (!genuine_intel) 26420b2bb692SLen Brown return 0; 26430b2bb692SLen Brown 26440b2bb692SLen Brown switch (model) { 26450b2bb692SLen Brown case 0x4E: /* SKL */ 26460b2bb692SLen Brown case 0x5E: /* SKL */ 26470b2bb692SLen Brown return 1; 26480b2bb692SLen Brown } 26490b2bb692SLen Brown return 0; 26500b2bb692SLen Brown } 26510b2bb692SLen Brown 26520b2bb692SLen Brown 2653ca58710fSKristen Carlson Accardi 2654144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 2655144b44b1SLen Brown { 2656144b44b1SLen Brown if (!genuine_intel) 2657144b44b1SLen Brown return 0; 2658144b44b1SLen Brown switch (model) { 2659144b44b1SLen Brown case 0x37: /* BYT */ 2660144b44b1SLen Brown case 0x4D: /* AVN */ 2661144b44b1SLen Brown return 1; 2662144b44b1SLen Brown } 2663144b44b1SLen Brown return 0; 2664144b44b1SLen Brown } 2665144b44b1SLen Brown 2666fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 2667fb5d4327SDasaratharaman Chandramouli { 2668fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2669fb5d4327SDasaratharaman Chandramouli return 0; 2670fb5d4327SDasaratharaman Chandramouli switch (model) { 2671fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 2672fb5d4327SDasaratharaman Chandramouli return 1; 2673fb5d4327SDasaratharaman Chandramouli } 2674fb5d4327SDasaratharaman Chandramouli return 0; 2675fb5d4327SDasaratharaman Chandramouli } 2676fb5d4327SDasaratharaman Chandramouli 2677b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 2678b2b34dfeSHubert Chrzaniuk { 2679b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 2680b2b34dfeSHubert Chrzaniuk return 1024; 2681b2b34dfeSHubert Chrzaniuk return 1; 2682b2b34dfeSHubert Chrzaniuk } 2683b2b34dfeSHubert Chrzaniuk 2684144b44b1SLen Brown #define SLM_BCLK_FREQS 5 2685144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 2686144b44b1SLen Brown 2687144b44b1SLen Brown double slm_bclk(void) 2688144b44b1SLen Brown { 2689144b44b1SLen Brown unsigned long long msr = 3; 2690144b44b1SLen Brown unsigned int i; 2691144b44b1SLen Brown double freq; 2692144b44b1SLen Brown 26937ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 2694*b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 2695144b44b1SLen Brown 2696144b44b1SLen Brown i = msr & 0xf; 2697144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 2698*b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 2699144b44b1SLen Brown msr = 3; 2700144b44b1SLen Brown } 2701144b44b1SLen Brown freq = slm_freq_table[i]; 2702144b44b1SLen Brown 2703*b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 2704144b44b1SLen Brown 2705144b44b1SLen Brown return freq; 2706144b44b1SLen Brown } 2707144b44b1SLen Brown 2708103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 2709103a8feaSLen Brown { 2710121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 2711103a8feaSLen Brown return 100.00; 2712144b44b1SLen Brown else if (is_slm(family, model)) 2713144b44b1SLen Brown return slm_bclk(); 2714103a8feaSLen Brown else 2715103a8feaSLen Brown return 133.33; 2716103a8feaSLen Brown } 2717103a8feaSLen Brown 2718889facbeSLen Brown /* 2719889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 2720889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 2721889facbeSLen Brown * This is usually equal to tjMax. 2722889facbeSLen Brown * 2723889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 2724889facbeSLen Brown * but also allow cmdline over-ride with -T. 2725889facbeSLen Brown * 2726889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 2727889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 2728889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 2729889facbeSLen Brown */ 2730889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2731889facbeSLen Brown { 2732889facbeSLen Brown unsigned long long msr; 2733889facbeSLen Brown unsigned int target_c_local; 2734889facbeSLen Brown int cpu; 2735889facbeSLen Brown 2736889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 2737889facbeSLen Brown if (!(do_dts || do_ptm)) 2738889facbeSLen Brown return 0; 2739889facbeSLen Brown 2740889facbeSLen Brown /* this is a per-package concept */ 2741889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2742889facbeSLen Brown return 0; 2743889facbeSLen Brown 2744889facbeSLen Brown cpu = t->cpu_id; 2745889facbeSLen Brown if (cpu_migrate(cpu)) { 2746*b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2747889facbeSLen Brown return -1; 2748889facbeSLen Brown } 2749889facbeSLen Brown 2750889facbeSLen Brown if (tcc_activation_temp_override != 0) { 2751889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 2752*b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 2753889facbeSLen Brown cpu, tcc_activation_temp); 2754889facbeSLen Brown return 0; 2755889facbeSLen Brown } 2756889facbeSLen Brown 2757889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 2758d7899447SLen Brown if (!do_nhm_platform_info) 2759889facbeSLen Brown goto guess; 2760889facbeSLen Brown 27617ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 2762889facbeSLen Brown goto guess; 2763889facbeSLen Brown 27643482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 2765889facbeSLen Brown 2766d8af6f5fSLen Brown if (debug) 2767*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 2768889facbeSLen Brown cpu, msr, target_c_local); 2769889facbeSLen Brown 27703482124aSJean Delvare if (!target_c_local) 2771889facbeSLen Brown goto guess; 2772889facbeSLen Brown 2773889facbeSLen Brown tcc_activation_temp = target_c_local; 2774889facbeSLen Brown 2775889facbeSLen Brown return 0; 2776889facbeSLen Brown 2777889facbeSLen Brown guess: 2778889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 2779*b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 2780889facbeSLen Brown cpu, tcc_activation_temp); 2781889facbeSLen Brown 2782889facbeSLen Brown return 0; 2783889facbeSLen Brown } 278469807a63SLen Brown 278569807a63SLen Brown void decode_misc_enable_msr(void) 278669807a63SLen Brown { 278769807a63SLen Brown unsigned long long msr; 278869807a63SLen Brown 278969807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 2790*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%s %s %s)\n", 279169807a63SLen Brown base_cpu, msr, 279269807a63SLen Brown msr & (1 << 3) ? "TCC" : "", 279369807a63SLen Brown msr & (1 << 16) ? "EIST" : "", 279469807a63SLen Brown msr & (1 << 18) ? "MONITOR" : ""); 279569807a63SLen Brown } 279669807a63SLen Brown 2797f0057310SLen Brown /* 2798f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 2799f0057310SLen Brown * 2800f0057310SLen Brown * Decode the bits according to the Nehalem documentation 2801f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 2802f0057310SLen Brown * bit[1] less so... 2803f0057310SLen Brown */ 2804f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 2805f0057310SLen Brown { 2806f0057310SLen Brown unsigned long long msr; 2807f0057310SLen Brown 2808f0057310SLen Brown if (!do_nhm_platform_info) 2809f0057310SLen Brown return; 2810f0057310SLen Brown 2811f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 2812*b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB)\n", 2813f0057310SLen Brown base_cpu, msr, 2814f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 2815f0057310SLen Brown msr & (1 << 1) ? "EN" : "DIS"); 2816f0057310SLen Brown } 28177f5c258eSLen Brown 2818fcd17211SLen Brown void process_cpuid() 2819103a8feaSLen Brown { 282061a87ba7SLen Brown unsigned int eax, ebx, ecx, edx, max_level, max_extended_level; 2821103a8feaSLen Brown unsigned int fms, family, model, stepping; 2822103a8feaSLen Brown 2823103a8feaSLen Brown eax = ebx = ecx = edx = 0; 2824103a8feaSLen Brown 28252b92865eSJosh Triplett __get_cpuid(0, &max_level, &ebx, &ecx, &edx); 2826103a8feaSLen Brown 2827103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 2828103a8feaSLen Brown genuine_intel = 1; 2829103a8feaSLen Brown 2830d8af6f5fSLen Brown if (debug) 2831*b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 2832103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 2833103a8feaSLen Brown 28342b92865eSJosh Triplett __get_cpuid(1, &fms, &ebx, &ecx, &edx); 2835103a8feaSLen Brown family = (fms >> 8) & 0xf; 2836103a8feaSLen Brown model = (fms >> 4) & 0xf; 2837103a8feaSLen Brown stepping = fms & 0xf; 2838103a8feaSLen Brown if (family == 6 || family == 0xf) 2839103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 2840103a8feaSLen Brown 284169807a63SLen Brown if (debug) { 2842*b7d8c148SLen Brown fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 2843103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 2844*b7d8c148SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s\n", 284569807a63SLen Brown ecx & (1 << 0) ? "SSE3" : "-", 284669807a63SLen Brown ecx & (1 << 3) ? "MONITOR" : "-", 284769807a63SLen Brown ecx & (1 << 7) ? "EIST" : "-", 284869807a63SLen Brown ecx & (1 << 8) ? "TM2" : "-", 284969807a63SLen Brown edx & (1 << 4) ? "TSC" : "-", 285069807a63SLen Brown edx & (1 << 5) ? "MSR" : "-", 285169807a63SLen Brown edx & (1 << 22) ? "ACPI-TM" : "-", 285269807a63SLen Brown edx & (1 << 29) ? "TM" : "-"); 285369807a63SLen Brown } 2854103a8feaSLen Brown 2855b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 2856b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 2857103a8feaSLen Brown 2858103a8feaSLen Brown /* 2859103a8feaSLen Brown * check max extended function levels of CPUID. 2860103a8feaSLen Brown * This is needed to check for invariant TSC. 2861103a8feaSLen Brown * This check is valid for both Intel and AMD. 2862103a8feaSLen Brown */ 2863103a8feaSLen Brown ebx = ecx = edx = 0; 286461a87ba7SLen Brown __get_cpuid(0x80000000, &max_extended_level, &ebx, &ecx, &edx); 2865103a8feaSLen Brown 286661a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 2867103a8feaSLen Brown 2868103a8feaSLen Brown /* 2869103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 2870103a8feaSLen Brown * this check is valid for both Intel and AMD 2871103a8feaSLen Brown */ 28722b92865eSJosh Triplett __get_cpuid(0x80000007, &eax, &ebx, &ecx, &edx); 28738209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 2874d7899447SLen Brown } 2875103a8feaSLen Brown 2876103a8feaSLen Brown /* 2877103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 2878103a8feaSLen Brown * this check is valid for both Intel and AMD 2879103a8feaSLen Brown */ 2880103a8feaSLen Brown 28812b92865eSJosh Triplett __get_cpuid(0x6, &eax, &ebx, &ecx, &edx); 28828209e054SThomas Renninger has_aperf = ecx & (1 << 0); 2883889facbeSLen Brown do_dts = eax & (1 << 0); 2884889facbeSLen Brown do_ptm = eax & (1 << 6); 28857f5c258eSLen Brown has_hwp = eax & (1 << 7); 28867f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 28877f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 28887f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 28897f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 2890889facbeSLen Brown has_epb = ecx & (1 << 3); 2891889facbeSLen Brown 2892d8af6f5fSLen Brown if (debug) 2893*b7d8c148SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sHWP, " 28947f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 28957f5c258eSLen Brown has_aperf ? "" : "No-", 28967f5c258eSLen Brown do_dts ? "" : "No-", 28977f5c258eSLen Brown do_ptm ? "" : "No-", 28987f5c258eSLen Brown has_hwp ? "" : "No-", 28997f5c258eSLen Brown has_hwp_notify ? "" : "No-", 29007f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 29017f5c258eSLen Brown has_hwp_epp ? "" : "No-", 29027f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 29037f5c258eSLen Brown has_epb ? "" : "No-"); 2904103a8feaSLen Brown 290569807a63SLen Brown if (debug) 290669807a63SLen Brown decode_misc_enable_msr(); 290769807a63SLen Brown 290861a87ba7SLen Brown if (max_level >= 0x15) { 29098a5bdf41SLen Brown unsigned int eax_crystal; 29108a5bdf41SLen Brown unsigned int ebx_tsc; 29118a5bdf41SLen Brown 29128a5bdf41SLen Brown /* 29138a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 29148a5bdf41SLen Brown */ 29158a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 29168a5bdf41SLen Brown __get_cpuid(0x15, &eax_crystal, &ebx_tsc, &crystal_hz, &edx); 29178a5bdf41SLen Brown 29188a5bdf41SLen Brown if (ebx_tsc != 0) { 29198a5bdf41SLen Brown 29208a5bdf41SLen Brown if (debug && (ebx != 0)) 2921*b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 29228a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 29238a5bdf41SLen Brown 29248a5bdf41SLen Brown if (crystal_hz == 0) 29258a5bdf41SLen Brown switch(model) { 29268a5bdf41SLen Brown case 0x4E: /* SKL */ 29278a5bdf41SLen Brown case 0x5E: /* SKL */ 29288a5bdf41SLen Brown crystal_hz = 24000000; /* 24 MHz */ 29298a5bdf41SLen Brown break; 29308a5bdf41SLen Brown default: 29318a5bdf41SLen Brown crystal_hz = 0; 29328a5bdf41SLen Brown } 29338a5bdf41SLen Brown 29348a5bdf41SLen Brown if (crystal_hz) { 29358a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 29368a5bdf41SLen Brown if (debug) 2937*b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 29388a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 29398a5bdf41SLen Brown } 29408a5bdf41SLen Brown } 29418a5bdf41SLen Brown } 294261a87ba7SLen Brown if (max_level >= 0x16) { 294361a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 294461a87ba7SLen Brown 294561a87ba7SLen Brown /* 294661a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 294761a87ba7SLen Brown */ 294861a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 294961a87ba7SLen Brown 295061a87ba7SLen Brown __get_cpuid(0x16, &base_mhz, &max_mhz, &bus_mhz, &edx); 295161a87ba7SLen Brown if (debug) 2952*b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 295361a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 295461a87ba7SLen Brown } 29558a5bdf41SLen Brown 2956b2b34dfeSHubert Chrzaniuk if (has_aperf) 2957b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 2958b2b34dfeSHubert Chrzaniuk 2959ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 2960d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 2961ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 2962ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 2963ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 2964ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 2965d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 29660b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 2967144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 2968fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 2969103a8feaSLen Brown 2970f0057310SLen Brown if (debug) 2971f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 2972f0057310SLen Brown 2973889facbeSLen Brown rapl_probe(family, model); 29743a9a941dSLen Brown perf_limit_reasons_probe(family, model); 2975889facbeSLen Brown 2976fcd17211SLen Brown if (debug) 2977fcd17211SLen Brown dump_cstate_pstate_config_info(); 2978fcd17211SLen Brown 2979a2b7b749SLen Brown if (has_skl_msrs(family, model)) 2980a2b7b749SLen Brown calculate_tsc_tweak(); 2981a2b7b749SLen Brown 2982889facbeSLen Brown return; 2983103a8feaSLen Brown } 2984103a8feaSLen Brown 2985d8af6f5fSLen Brown void help() 2986103a8feaSLen Brown { 2987*b7d8c148SLen Brown fprintf(outf, 2988d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 2989d8af6f5fSLen Brown "\n" 2990d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 2991d8af6f5fSLen Brown "when COMMAND completes.\n" 2992d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 2993d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 2994d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 2995d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 2996d8af6f5fSLen Brown "--help print this help message\n" 2997d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 2998d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 2999*b7d8c148SLen Brown "--out file create or truncate \"file\" for all output\n" 3000d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 3001d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 3002d8af6f5fSLen Brown "--version print version information\n" 3003d8af6f5fSLen Brown "\n" 3004d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 3005103a8feaSLen Brown } 3006103a8feaSLen Brown 3007103a8feaSLen Brown 3008103a8feaSLen Brown /* 3009103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 3010103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 3011103a8feaSLen Brown */ 3012103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 3013103a8feaSLen Brown { 3014103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 3015103a8feaSLen Brown return 1; 3016103a8feaSLen Brown else 3017103a8feaSLen Brown return 0; 3018103a8feaSLen Brown } 3019103a8feaSLen Brown 3020103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 3021103a8feaSLen Brown { 3022103a8feaSLen Brown return 0; 3023103a8feaSLen Brown } 3024103a8feaSLen Brown 3025c98d5d94SLen Brown void topology_probe() 3026c98d5d94SLen Brown { 3027c98d5d94SLen Brown int i; 3028c98d5d94SLen Brown int max_core_id = 0; 3029c98d5d94SLen Brown int max_package_id = 0; 3030c98d5d94SLen Brown int max_siblings = 0; 3031c98d5d94SLen Brown struct cpu_topology { 3032c98d5d94SLen Brown int core_id; 3033c98d5d94SLen Brown int physical_package_id; 3034c98d5d94SLen Brown } *cpus; 3035c98d5d94SLen Brown 3036c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 3037c98d5d94SLen Brown topo.num_cpus = 0; 3038c98d5d94SLen Brown topo.max_cpu_num = 0; 3039c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 3040c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 3041c98d5d94SLen Brown show_cpu = 1; 3042c98d5d94SLen Brown 3043d8af6f5fSLen Brown if (debug > 1) 3044*b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 3045c98d5d94SLen Brown 3046c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 3047b2c95d90SJosh Triplett if (cpus == NULL) 3048b2c95d90SJosh Triplett err(1, "calloc cpus"); 3049c98d5d94SLen Brown 3050c98d5d94SLen Brown /* 3051c98d5d94SLen Brown * Allocate and initialize cpu_present_set 3052c98d5d94SLen Brown */ 3053c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3054b2c95d90SJosh Triplett if (cpu_present_set == NULL) 3055b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3056c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3057c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 3058c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 3059c98d5d94SLen Brown 3060c98d5d94SLen Brown /* 3061c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 3062c98d5d94SLen Brown */ 3063c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3064b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 3065b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3066c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3067c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 3068c98d5d94SLen Brown 3069c98d5d94SLen Brown 3070c98d5d94SLen Brown /* 3071c98d5d94SLen Brown * For online cpus 3072c98d5d94SLen Brown * find max_core_id, max_package_id 3073c98d5d94SLen Brown */ 3074c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 3075c98d5d94SLen Brown int siblings; 3076c98d5d94SLen Brown 3077c98d5d94SLen Brown if (cpu_is_not_present(i)) { 3078d8af6f5fSLen Brown if (debug > 1) 3079*b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 3080c98d5d94SLen Brown continue; 3081c98d5d94SLen Brown } 3082c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 3083c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 3084c98d5d94SLen Brown max_core_id = cpus[i].core_id; 3085c98d5d94SLen Brown 3086c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 3087c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 3088c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 3089c98d5d94SLen Brown 3090c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 3091c98d5d94SLen Brown if (siblings > max_siblings) 3092c98d5d94SLen Brown max_siblings = siblings; 3093d8af6f5fSLen Brown if (debug > 1) 3094*b7d8c148SLen Brown fprintf(outf, "cpu %d pkg %d core %d\n", 3095c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 3096c98d5d94SLen Brown } 3097c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 3098d8af6f5fSLen Brown if (debug > 1) 3099*b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 3100c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 31011cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 3102c98d5d94SLen Brown show_core = 1; 3103c98d5d94SLen Brown 3104c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 3105d8af6f5fSLen Brown if (debug > 1) 3106*b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 3107c98d5d94SLen Brown max_package_id, topo.num_packages); 31081cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 3109c98d5d94SLen Brown show_pkg = 1; 3110c98d5d94SLen Brown 3111c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 3112d8af6f5fSLen Brown if (debug > 1) 3113*b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 3114c98d5d94SLen Brown 3115c98d5d94SLen Brown free(cpus); 3116c98d5d94SLen Brown } 3117c98d5d94SLen Brown 3118c98d5d94SLen Brown void 3119c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 3120c98d5d94SLen Brown { 3121c98d5d94SLen Brown int i; 3122c98d5d94SLen Brown 3123c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 3124c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 3125c98d5d94SLen Brown if (*t == NULL) 3126c98d5d94SLen Brown goto error; 3127c98d5d94SLen Brown 3128c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 3129c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 3130c98d5d94SLen Brown (*t)[i].cpu_id = -1; 3131c98d5d94SLen Brown 3132c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 3133c98d5d94SLen Brown sizeof(struct core_data)); 3134c98d5d94SLen Brown if (*c == NULL) 3135c98d5d94SLen Brown goto error; 3136c98d5d94SLen Brown 3137c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 3138c98d5d94SLen Brown (*c)[i].core_id = -1; 3139c98d5d94SLen Brown 3140c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 3141c98d5d94SLen Brown if (*p == NULL) 3142c98d5d94SLen Brown goto error; 3143c98d5d94SLen Brown 3144c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 3145c98d5d94SLen Brown (*p)[i].package_id = i; 3146c98d5d94SLen Brown 3147c98d5d94SLen Brown return; 3148c98d5d94SLen Brown error: 3149b2c95d90SJosh Triplett err(1, "calloc counters"); 3150c98d5d94SLen Brown } 3151c98d5d94SLen Brown /* 3152c98d5d94SLen Brown * init_counter() 3153c98d5d94SLen Brown * 3154c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 3155c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 3156c98d5d94SLen Brown * 3157c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 3158c98d5d94SLen Brown */ 3159c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 3160c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 3161c98d5d94SLen Brown int pkg_num, int cpu_id) 3162c98d5d94SLen Brown { 3163c98d5d94SLen Brown struct thread_data *t; 3164c98d5d94SLen Brown struct core_data *c; 3165c98d5d94SLen Brown struct pkg_data *p; 3166c98d5d94SLen Brown 3167c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 3168c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 3169c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 3170c98d5d94SLen Brown 3171c98d5d94SLen Brown t->cpu_id = cpu_id; 3172c98d5d94SLen Brown if (thread_num == 0) { 3173c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 3174c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 3175c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 3176c98d5d94SLen Brown } 3177c98d5d94SLen Brown 3178c98d5d94SLen Brown c->core_id = core_num; 3179c98d5d94SLen Brown p->package_id = pkg_num; 3180c98d5d94SLen Brown } 3181c98d5d94SLen Brown 3182c98d5d94SLen Brown 3183c98d5d94SLen Brown int initialize_counters(int cpu_id) 3184c98d5d94SLen Brown { 3185c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 3186c98d5d94SLen Brown 3187c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 3188c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 3189e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 3190e275b388SDasaratharaman Chandramouli if (!my_thread_id) 3191c98d5d94SLen Brown topo.num_cores++; 3192c98d5d94SLen Brown 3193c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3194c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3195c98d5d94SLen Brown return 0; 3196c98d5d94SLen Brown } 3197c98d5d94SLen Brown 3198c98d5d94SLen Brown void allocate_output_buffer() 3199c98d5d94SLen Brown { 32003b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 3201c98d5d94SLen Brown outp = output_buffer; 3202b2c95d90SJosh Triplett if (outp == NULL) 3203b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 3204c98d5d94SLen Brown } 3205c98d5d94SLen Brown 3206c98d5d94SLen Brown void setup_all_buffers(void) 3207c98d5d94SLen Brown { 3208c98d5d94SLen Brown topology_probe(); 3209c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 3210c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 3211c98d5d94SLen Brown allocate_output_buffer(); 3212c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 3213c98d5d94SLen Brown } 32143b4d5c7fSAndy Shevchenko 32157ce7d5deSPrarit Bhargava void set_base_cpu(void) 32167ce7d5deSPrarit Bhargava { 32177ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 32187ce7d5deSPrarit Bhargava if (base_cpu < 0) 32197ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 32207ce7d5deSPrarit Bhargava 32217ce7d5deSPrarit Bhargava if (debug > 1) 3222*b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 32237ce7d5deSPrarit Bhargava } 32247ce7d5deSPrarit Bhargava 3225103a8feaSLen Brown void turbostat_init() 3226103a8feaSLen Brown { 32277ce7d5deSPrarit Bhargava setup_all_buffers(); 32287ce7d5deSPrarit Bhargava set_base_cpu(); 3229103a8feaSLen Brown check_dev_msr(); 323098481e79SLen Brown check_permissions(); 3231fcd17211SLen Brown process_cpuid(); 3232103a8feaSLen Brown 3233103a8feaSLen Brown 3234d8af6f5fSLen Brown if (debug) 32357f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 32367f5c258eSLen Brown 32377f5c258eSLen Brown if (debug) 3238889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 3239889facbeSLen Brown 3240d8af6f5fSLen Brown if (debug) 32413a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 32423a9a941dSLen Brown 3243d8af6f5fSLen Brown if (debug) 3244889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 3245889facbeSLen Brown 3246889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 3247889facbeSLen Brown 3248d8af6f5fSLen Brown if (debug) 3249889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 3250103a8feaSLen Brown } 3251103a8feaSLen Brown 3252103a8feaSLen Brown int fork_it(char **argv) 3253103a8feaSLen Brown { 3254103a8feaSLen Brown pid_t child_pid; 3255d91bb17cSLen Brown int status; 3256d15cf7c1SLen Brown 3257d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 3258d91bb17cSLen Brown if (status) 3259d91bb17cSLen Brown exit(status); 3260d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 3261d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 3262103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3263103a8feaSLen Brown 3264103a8feaSLen Brown child_pid = fork(); 3265103a8feaSLen Brown if (!child_pid) { 3266103a8feaSLen Brown /* child */ 3267103a8feaSLen Brown execvp(argv[0], argv); 3268103a8feaSLen Brown } else { 3269103a8feaSLen Brown 3270103a8feaSLen Brown /* parent */ 3271b2c95d90SJosh Triplett if (child_pid == -1) 3272b2c95d90SJosh Triplett err(1, "fork"); 3273103a8feaSLen Brown 3274103a8feaSLen Brown signal(SIGINT, SIG_IGN); 3275103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 3276b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 3277b2c95d90SJosh Triplett err(status, "waitpid"); 3278103a8feaSLen Brown } 3279c98d5d94SLen Brown /* 3280c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 3281c98d5d94SLen Brown * because re-starting is problematic when forking 3282c98d5d94SLen Brown */ 3283c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 3284103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3285103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3286c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 3287c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3288c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3289103a8feaSLen Brown 3290*b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 3291*b7d8c148SLen Brown 3292*b7d8c148SLen Brown flush_output_stderr(); 3293103a8feaSLen Brown 3294d91bb17cSLen Brown return status; 3295103a8feaSLen Brown } 3296103a8feaSLen Brown 32973b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 32983b4d5c7fSAndy Shevchenko { 32993b4d5c7fSAndy Shevchenko int status; 33003b4d5c7fSAndy Shevchenko 33013b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 33023b4d5c7fSAndy Shevchenko if (status) 33033b4d5c7fSAndy Shevchenko return status; 33043b4d5c7fSAndy Shevchenko 33053b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 33063b4d5c7fSAndy Shevchenko if (status) 33073b4d5c7fSAndy Shevchenko return status; 33083b4d5c7fSAndy Shevchenko 3309*b7d8c148SLen Brown flush_output_stdout(); 33103b4d5c7fSAndy Shevchenko 33113b4d5c7fSAndy Shevchenko return status; 33123b4d5c7fSAndy Shevchenko } 33133b4d5c7fSAndy Shevchenko 3314d8af6f5fSLen Brown void print_version() { 3315*b7d8c148SLen Brown fprintf(outf, "turbostat version 4.10 10 Dec, 2015" 3316d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 3317d8af6f5fSLen Brown } 3318d8af6f5fSLen Brown 3319103a8feaSLen Brown void cmdline(int argc, char **argv) 3320103a8feaSLen Brown { 3321103a8feaSLen Brown int opt; 3322d8af6f5fSLen Brown int option_index = 0; 3323d8af6f5fSLen Brown static struct option long_options[] = { 3324d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 3325d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 3326d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 3327d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 3328d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 3329d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 3330d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 3331d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 3332d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 3333*b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 3334d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 3335d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 3336d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 3337d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 3338d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 3339d8af6f5fSLen Brown {0, 0, 0, 0 } 3340d8af6f5fSLen Brown }; 3341103a8feaSLen Brown 3342103a8feaSLen Brown progname = argv[0]; 3343103a8feaSLen Brown 3344*b7d8c148SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpST:v", 3345d8af6f5fSLen Brown long_options, &option_index)) != -1) { 3346103a8feaSLen Brown switch (opt) { 3347d8af6f5fSLen Brown case 'C': 3348d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 3349103a8feaSLen Brown break; 3350f9240813SLen Brown case 'c': 33518e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 33528e180f3cSLen Brown break; 3353d8af6f5fSLen Brown case 'D': 3354d8af6f5fSLen Brown dump_only++; 33558e180f3cSLen Brown break; 3356d8af6f5fSLen Brown case 'd': 3357d8af6f5fSLen Brown debug++; 33582f32edf1SLen Brown break; 3359d8af6f5fSLen Brown case 'h': 3360d8af6f5fSLen Brown default: 3361d8af6f5fSLen Brown help(); 3362d8af6f5fSLen Brown exit(1); 3363d8af6f5fSLen Brown case 'i': 33642a0609c0SLen Brown { 33652a0609c0SLen Brown double interval = strtod(optarg, NULL); 33662a0609c0SLen Brown 33672a0609c0SLen Brown if (interval < 0.001) { 3368*b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 33692a0609c0SLen Brown interval); 33702a0609c0SLen Brown exit(2); 33712a0609c0SLen Brown } 33722a0609c0SLen Brown 33732a0609c0SLen Brown interval_ts.tv_sec = interval; 33742a0609c0SLen Brown interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 33752a0609c0SLen Brown } 3376889facbeSLen Brown break; 33775c56be9aSDirk Brandewie case 'J': 33785c56be9aSDirk Brandewie rapl_joules++; 33795c56be9aSDirk Brandewie break; 3380d8af6f5fSLen Brown case 'M': 3381d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 3382d8af6f5fSLen Brown break; 3383d8af6f5fSLen Brown case 'm': 3384d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 3385d8af6f5fSLen Brown break; 3386*b7d8c148SLen Brown case 'o': 3387*b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 3388*b7d8c148SLen Brown break; 3389d8af6f5fSLen Brown case 'P': 3390d8af6f5fSLen Brown show_pkg_only++; 3391d8af6f5fSLen Brown break; 3392d8af6f5fSLen Brown case 'p': 3393d8af6f5fSLen Brown show_core_only++; 3394d8af6f5fSLen Brown break; 3395d8af6f5fSLen Brown case 'S': 3396d8af6f5fSLen Brown summary_only++; 3397d8af6f5fSLen Brown break; 3398d8af6f5fSLen Brown case 'T': 3399d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 3400d8af6f5fSLen Brown break; 3401d8af6f5fSLen Brown case 'v': 3402d8af6f5fSLen Brown print_version(); 3403d8af6f5fSLen Brown exit(0); 3404d8af6f5fSLen Brown break; 3405103a8feaSLen Brown } 3406103a8feaSLen Brown } 3407103a8feaSLen Brown } 3408103a8feaSLen Brown 3409103a8feaSLen Brown int main(int argc, char **argv) 3410103a8feaSLen Brown { 3411*b7d8c148SLen Brown outf = stderr; 3412*b7d8c148SLen Brown 3413103a8feaSLen Brown cmdline(argc, argv); 3414103a8feaSLen Brown 3415d8af6f5fSLen Brown if (debug) 3416d8af6f5fSLen Brown print_version(); 3417103a8feaSLen Brown 3418103a8feaSLen Brown turbostat_init(); 3419103a8feaSLen Brown 34203b4d5c7fSAndy Shevchenko /* dump counters and exit */ 34213b4d5c7fSAndy Shevchenko if (dump_only) 34223b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 34233b4d5c7fSAndy Shevchenko 3424103a8feaSLen Brown /* 3425103a8feaSLen Brown * if any params left, it must be a command to fork 3426103a8feaSLen Brown */ 3427103a8feaSLen Brown if (argc - optind) 3428103a8feaSLen Brown return fork_it(argv + optind); 3429103a8feaSLen Brown else 3430103a8feaSLen Brown turbostat_loop(); 3431103a8feaSLen Brown 3432103a8feaSLen Brown return 0; 3433103a8feaSLen Brown } 3434