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> 412b92865eSJosh Triplett #include <cpuid.h> 4298481e79SLen Brown #include <linux/capability.h> 4398481e79SLen Brown #include <errno.h> 44103a8feaSLen Brown 45103a8feaSLen Brown char *proc_stat = "/proc/stat"; 46d8af6f5fSLen Brown unsigned int interval_sec = 5; 47d8af6f5fSLen Brown unsigned int debug; 48d8af6f5fSLen Brown unsigned int rapl_joules; 49d8af6f5fSLen Brown unsigned int summary_only; 50d8af6f5fSLen Brown unsigned int dump_only; 51103a8feaSLen Brown unsigned int skip_c0; 52103a8feaSLen Brown unsigned int skip_c1; 53103a8feaSLen Brown unsigned int do_nhm_cstates; 54103a8feaSLen Brown unsigned int do_snb_cstates; 55ee7e38e3SLen Brown unsigned int do_pc2; 56ee7e38e3SLen Brown unsigned int do_pc3; 57ee7e38e3SLen Brown unsigned int do_pc6; 58ee7e38e3SLen Brown unsigned int do_pc7; 59ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10; 600b2bb692SLen Brown unsigned int do_skl_residency; 61144b44b1SLen Brown unsigned int do_slm_cstates; 62144b44b1SLen Brown unsigned int use_c1_residency_msr; 63103a8feaSLen Brown unsigned int has_aperf; 64889facbeSLen Brown unsigned int has_epb; 65fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 66103a8feaSLen Brown unsigned int genuine_intel; 67103a8feaSLen Brown unsigned int has_invariant_tsc; 68d7899447SLen Brown unsigned int do_nhm_platform_info; 692f32edf1SLen Brown unsigned int extra_msr_offset32; 702f32edf1SLen Brown unsigned int extra_msr_offset64; 718e180f3cSLen Brown unsigned int extra_delta_offset32; 728e180f3cSLen Brown unsigned int extra_delta_offset64; 731ed51011SLen Brown int do_smi; 74103a8feaSLen Brown double bclk; 75103a8feaSLen Brown unsigned int show_pkg; 76103a8feaSLen Brown unsigned int show_core; 77103a8feaSLen Brown unsigned int show_cpu; 78c98d5d94SLen Brown unsigned int show_pkg_only; 79c98d5d94SLen Brown unsigned int show_core_only; 80c98d5d94SLen Brown char *output_buffer, *outp; 81889facbeSLen Brown unsigned int do_rapl; 82889facbeSLen Brown unsigned int do_dts; 83889facbeSLen Brown unsigned int do_ptm; 84889facbeSLen Brown unsigned int tcc_activation_temp; 85889facbeSLen Brown unsigned int tcc_activation_temp_override; 86*40ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 87*40ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 88889facbeSLen Brown double rapl_joule_counter_range; 893a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 903a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 913a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 92889facbeSLen Brown 93889facbeSLen Brown #define RAPL_PKG (1 << 0) 94e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 95e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 96e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 97e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 98e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 99e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 100e6f9bb3cSLen Brown 101889facbeSLen Brown #define RAPL_DRAM (1 << 3) 102e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 103e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 104e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 105e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1060b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1070b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 108e6f9bb3cSLen Brown 1090b2bb692SLen Brown #define RAPL_CORES (1 << 6) 110e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 111e6f9bb3cSLen Brown /* 0x639 MSR_PP0_ENERGY_STATUS */ 1120b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 113e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 114e6f9bb3cSLen Brown 1150b2bb692SLen Brown #define RAPL_GFX (1 << 8) 116e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 117e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 118e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 119889facbeSLen Brown #define TJMAX_DEFAULT 100 120889facbeSLen Brown 121889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 122103a8feaSLen Brown 123103a8feaSLen Brown int aperf_mperf_unstable; 124103a8feaSLen Brown int backwards_count; 125103a8feaSLen Brown char *progname; 126103a8feaSLen Brown 127c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 128c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 129c98d5d94SLen Brown 130c98d5d94SLen Brown struct thread_data { 131c98d5d94SLen Brown unsigned long long tsc; 132c98d5d94SLen Brown unsigned long long aperf; 133c98d5d94SLen Brown unsigned long long mperf; 134144b44b1SLen Brown unsigned long long c1; 1352f32edf1SLen Brown unsigned long long extra_msr64; 1368e180f3cSLen Brown unsigned long long extra_delta64; 1378e180f3cSLen Brown unsigned long long extra_msr32; 1388e180f3cSLen Brown unsigned long long extra_delta32; 1391ed51011SLen Brown unsigned int smi_count; 140c98d5d94SLen Brown unsigned int cpu_id; 141c98d5d94SLen Brown unsigned int flags; 142c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 143c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 144c98d5d94SLen Brown } *thread_even, *thread_odd; 145c98d5d94SLen Brown 146c98d5d94SLen Brown struct core_data { 147c98d5d94SLen Brown unsigned long long c3; 148c98d5d94SLen Brown unsigned long long c6; 149c98d5d94SLen Brown unsigned long long c7; 150889facbeSLen Brown unsigned int core_temp_c; 151c98d5d94SLen Brown unsigned int core_id; 152c98d5d94SLen Brown } *core_even, *core_odd; 153c98d5d94SLen Brown 154c98d5d94SLen Brown struct pkg_data { 155c98d5d94SLen Brown unsigned long long pc2; 156c98d5d94SLen Brown unsigned long long pc3; 157c98d5d94SLen Brown unsigned long long pc6; 158c98d5d94SLen Brown unsigned long long pc7; 159ca58710fSKristen Carlson Accardi unsigned long long pc8; 160ca58710fSKristen Carlson Accardi unsigned long long pc9; 161ca58710fSKristen Carlson Accardi unsigned long long pc10; 1620b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1630b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1640b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1650b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 166c98d5d94SLen Brown unsigned int package_id; 167889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 168889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 169889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 170889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 171889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 172889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 173889facbeSLen Brown unsigned int pkg_temp_c; 174889facbeSLen Brown 175c98d5d94SLen Brown } *package_even, *package_odd; 176c98d5d94SLen Brown 177c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 178c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 179c98d5d94SLen Brown 180c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 181c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 182c98d5d94SLen Brown topo.num_threads_per_core + \ 183c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 184c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 185c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 186c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 187c98d5d94SLen Brown 188c98d5d94SLen Brown struct system_summary { 189c98d5d94SLen Brown struct thread_data threads; 190c98d5d94SLen Brown struct core_data cores; 191c98d5d94SLen Brown struct pkg_data packages; 192c98d5d94SLen Brown } sum, average; 193c98d5d94SLen Brown 194c98d5d94SLen Brown 195c98d5d94SLen Brown struct topo_params { 196c98d5d94SLen Brown int num_packages; 197103a8feaSLen Brown int num_cpus; 198c98d5d94SLen Brown int num_cores; 199c98d5d94SLen Brown int max_cpu_num; 200c98d5d94SLen Brown int num_cores_per_pkg; 201c98d5d94SLen Brown int num_threads_per_core; 202c98d5d94SLen Brown } topo; 203103a8feaSLen Brown 204c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 205103a8feaSLen Brown 206c98d5d94SLen Brown void setup_all_buffers(void); 207103a8feaSLen Brown 208c98d5d94SLen Brown int cpu_is_not_present(int cpu) 209d15cf7c1SLen Brown { 210c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 211c98d5d94SLen Brown } 212c98d5d94SLen Brown /* 213c98d5d94SLen Brown * run func(thread, core, package) in topology order 214c98d5d94SLen Brown * skip non-present cpus 215c98d5d94SLen Brown */ 216c98d5d94SLen Brown 217c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 218c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 219c98d5d94SLen Brown { 220c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 221c98d5d94SLen Brown 222c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 223c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 224c98d5d94SLen Brown for (thread_no = 0; thread_no < 225c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 226c98d5d94SLen Brown struct thread_data *t; 227c98d5d94SLen Brown struct core_data *c; 228c98d5d94SLen Brown struct pkg_data *p; 229c98d5d94SLen Brown 230c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 231c98d5d94SLen Brown 232c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 233c98d5d94SLen Brown continue; 234c98d5d94SLen Brown 235c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 236c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 237c98d5d94SLen Brown 238c98d5d94SLen Brown retval = func(t, c, p); 239c98d5d94SLen Brown if (retval) 240c98d5d94SLen Brown return retval; 241c98d5d94SLen Brown } 242c98d5d94SLen Brown } 243c98d5d94SLen Brown } 244d15cf7c1SLen Brown return 0; 245d15cf7c1SLen Brown } 246d15cf7c1SLen Brown 24788c3281fSLen Brown int cpu_migrate(int cpu) 24888c3281fSLen Brown { 249c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 250c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 251c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 25288c3281fSLen Brown return -1; 25388c3281fSLen Brown else 25488c3281fSLen Brown return 0; 25588c3281fSLen Brown } 25688c3281fSLen Brown 25715aaa346SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 258103a8feaSLen Brown { 259103a8feaSLen Brown ssize_t retval; 260103a8feaSLen Brown char pathname[32]; 261103a8feaSLen Brown int fd; 262103a8feaSLen Brown 263103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 264103a8feaSLen Brown fd = open(pathname, O_RDONLY); 26515aaa346SLen Brown if (fd < 0) 26698481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 267103a8feaSLen Brown 26815aaa346SLen Brown retval = pread(fd, msr, sizeof *msr, offset); 269103a8feaSLen Brown close(fd); 27015aaa346SLen Brown 27198481e79SLen Brown if (retval != sizeof *msr) 27298481e79SLen Brown err(-1, "%s offset 0x%llx read failed", pathname, (unsigned long long)offset); 27315aaa346SLen Brown 27415aaa346SLen Brown return 0; 275103a8feaSLen Brown } 276103a8feaSLen Brown 277fc04cc67SLen Brown /* 278fc04cc67SLen Brown * Example Format w/ field column widths: 279fc04cc67SLen Brown * 280fc04cc67SLen 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 281e7c95ff3SLen Brown * 123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 282fc04cc67SLen Brown */ 283fc04cc67SLen Brown 284a829eb4dSLen Brown void print_header(void) 285103a8feaSLen Brown { 286103a8feaSLen Brown if (show_pkg) 287fc04cc67SLen Brown outp += sprintf(outp, " Package"); 288103a8feaSLen Brown if (show_core) 289fc04cc67SLen Brown outp += sprintf(outp, " Core"); 290103a8feaSLen Brown if (show_cpu) 291c98d5d94SLen Brown outp += sprintf(outp, " CPU"); 292103a8feaSLen Brown if (has_aperf) 293fc04cc67SLen Brown outp += sprintf(outp, " Avg_MHz"); 294d7899447SLen Brown if (has_aperf) 295fc04cc67SLen Brown outp += sprintf(outp, " %%Busy"); 296fc04cc67SLen Brown if (has_aperf) 297fc04cc67SLen Brown outp += sprintf(outp, " Bzy_MHz"); 298fc04cc67SLen Brown outp += sprintf(outp, " TSC_MHz"); 2991cc21f7bSLen Brown 3008e180f3cSLen Brown if (extra_delta_offset32) 301f9240813SLen Brown outp += sprintf(outp, " count 0x%03X", extra_delta_offset32); 3028e180f3cSLen Brown if (extra_delta_offset64) 303f9240813SLen Brown outp += sprintf(outp, " COUNT 0x%03X", extra_delta_offset64); 3042f32edf1SLen Brown if (extra_msr_offset32) 3058e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset32); 3062f32edf1SLen Brown if (extra_msr_offset64) 3078e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset64); 3081cc21f7bSLen Brown 3091cc21f7bSLen Brown if (!debug) 3101cc21f7bSLen Brown goto done; 3111cc21f7bSLen Brown 3121cc21f7bSLen Brown if (do_smi) 3131cc21f7bSLen Brown outp += sprintf(outp, " SMI"); 3141cc21f7bSLen Brown 315103a8feaSLen Brown if (do_nhm_cstates) 316fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c1"); 317144b44b1SLen Brown if (do_nhm_cstates && !do_slm_cstates) 318fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c3"); 319103a8feaSLen Brown if (do_nhm_cstates) 320fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c6"); 321103a8feaSLen Brown if (do_snb_cstates) 322fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c7"); 323889facbeSLen Brown 324889facbeSLen Brown if (do_dts) 325fc04cc67SLen Brown outp += sprintf(outp, " CoreTmp"); 326889facbeSLen Brown if (do_ptm) 327fc04cc67SLen Brown outp += sprintf(outp, " PkgTmp"); 328889facbeSLen Brown 3290b2bb692SLen Brown if (do_skl_residency) { 3300b2bb692SLen Brown outp += sprintf(outp, " Totl%%C0"); 3310b2bb692SLen Brown outp += sprintf(outp, " Any%%C0"); 3320b2bb692SLen Brown outp += sprintf(outp, " GFX%%C0"); 3330b2bb692SLen Brown outp += sprintf(outp, " CPUGFX%%"); 3340b2bb692SLen Brown } 3350b2bb692SLen Brown 336ee7e38e3SLen Brown if (do_pc2) 337fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc2"); 338ee7e38e3SLen Brown if (do_pc3) 339fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc3"); 340ee7e38e3SLen Brown if (do_pc6) 341fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc6"); 342ee7e38e3SLen Brown if (do_pc7) 343fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc7"); 344ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 345fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc8"); 346fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc9"); 347fc04cc67SLen Brown outp += sprintf(outp, " Pk%%pc10"); 348ca58710fSKristen Carlson Accardi } 349103a8feaSLen Brown 3505c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 351889facbeSLen Brown if (do_rapl & RAPL_PKG) 352fc04cc67SLen Brown outp += sprintf(outp, " PkgWatt"); 353889facbeSLen Brown if (do_rapl & RAPL_CORES) 354fc04cc67SLen Brown outp += sprintf(outp, " CorWatt"); 355889facbeSLen Brown if (do_rapl & RAPL_GFX) 356fc04cc67SLen Brown outp += sprintf(outp, " GFXWatt"); 357889facbeSLen Brown if (do_rapl & RAPL_DRAM) 358fc04cc67SLen Brown outp += sprintf(outp, " RAMWatt"); 359889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 360889facbeSLen Brown outp += sprintf(outp, " PKG_%%"); 361889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 362889facbeSLen Brown outp += sprintf(outp, " RAM_%%"); 363d7899447SLen Brown } else if (do_rapl && rapl_joules) { 3645c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 3655c56be9aSDirk Brandewie outp += sprintf(outp, " Pkg_J"); 3665c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 3675c56be9aSDirk Brandewie outp += sprintf(outp, " Cor_J"); 3685c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 3695c56be9aSDirk Brandewie outp += sprintf(outp, " GFX_J"); 3705c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 3715c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_W"); 3725c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 3735c56be9aSDirk Brandewie outp += sprintf(outp, " PKG_%%"); 3745c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 3755c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_%%"); 3765c56be9aSDirk Brandewie outp += sprintf(outp, " time"); 377889facbeSLen Brown 3785c56be9aSDirk Brandewie } 3791cc21f7bSLen Brown done: 380c98d5d94SLen Brown outp += sprintf(outp, "\n"); 381103a8feaSLen Brown } 382103a8feaSLen Brown 383c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 384c98d5d94SLen Brown struct pkg_data *p) 385103a8feaSLen Brown { 3863b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 387c98d5d94SLen Brown 388c98d5d94SLen Brown if (t) { 3893b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 3903b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 3913b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 3923b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 3933b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 3943b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 3953b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 3968e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 3973b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 3988e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 3993b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4002f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4013b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4022f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 4031ed51011SLen Brown if (do_smi) 4043b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 405103a8feaSLen Brown } 406103a8feaSLen Brown 407c98d5d94SLen Brown if (c) { 4083b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4093b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4103b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4113b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4123b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 413c98d5d94SLen Brown } 414103a8feaSLen Brown 415c98d5d94SLen Brown if (p) { 4163b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4170b2bb692SLen Brown 4180b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4190b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4200b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4210b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4220b2bb692SLen Brown 4233b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 424ee7e38e3SLen Brown if (do_pc3) 4253b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 426ee7e38e3SLen Brown if (do_pc6) 4273b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 428ee7e38e3SLen Brown if (do_pc7) 4293b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4303b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4313b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4323b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4333b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4383b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4393b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4403b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4413b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 442c98d5d94SLen Brown } 4433b4d5c7fSAndy Shevchenko 4443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4453b4d5c7fSAndy Shevchenko 446c98d5d94SLen Brown return 0; 447103a8feaSLen Brown } 448103a8feaSLen Brown 449e23da037SLen Brown /* 450e23da037SLen Brown * column formatting convention & formats 451e23da037SLen Brown */ 452c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 453c98d5d94SLen Brown struct pkg_data *p) 454103a8feaSLen Brown { 455103a8feaSLen Brown double interval_float; 456fc04cc67SLen Brown char *fmt8; 457103a8feaSLen Brown 458c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 459c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 460c98d5d94SLen Brown return 0; 461c98d5d94SLen Brown 462c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 463c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 464c98d5d94SLen Brown return 0; 465c98d5d94SLen Brown 466103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 467103a8feaSLen Brown 468c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 469c98d5d94SLen Brown if (t == &average.threads) { 470103a8feaSLen Brown if (show_pkg) 471fc04cc67SLen Brown outp += sprintf(outp, " -"); 472103a8feaSLen Brown if (show_core) 473fc04cc67SLen Brown outp += sprintf(outp, " -"); 474103a8feaSLen Brown if (show_cpu) 475fc04cc67SLen Brown outp += sprintf(outp, " -"); 476103a8feaSLen Brown } else { 477c98d5d94SLen Brown if (show_pkg) { 478c98d5d94SLen Brown if (p) 479fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->package_id); 480c98d5d94SLen Brown else 481fc04cc67SLen Brown outp += sprintf(outp, " -"); 482c98d5d94SLen Brown } 483c98d5d94SLen Brown if (show_core) { 484c98d5d94SLen Brown if (c) 485fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_id); 486c98d5d94SLen Brown else 487fc04cc67SLen Brown outp += sprintf(outp, " -"); 488c98d5d94SLen Brown } 489103a8feaSLen Brown if (show_cpu) 490fc04cc67SLen Brown outp += sprintf(outp, "%8d", t->cpu_id); 491103a8feaSLen Brown } 492fc04cc67SLen Brown 493d7899447SLen Brown /* Avg_MHz */ 494fc04cc67SLen Brown if (has_aperf) 495fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 496fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 497fc04cc67SLen Brown 498d7899447SLen Brown /* %Busy */ 499d7899447SLen Brown if (has_aperf) { 500103a8feaSLen Brown if (!skip_c0) 501fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc); 502103a8feaSLen Brown else 503fc04cc67SLen Brown outp += sprintf(outp, "********"); 504103a8feaSLen Brown } 505103a8feaSLen Brown 506d7899447SLen Brown /* Bzy_MHz */ 507fc04cc67SLen Brown if (has_aperf) 508fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 509fc04cc67SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 510103a8feaSLen Brown 511d7899447SLen Brown /* TSC_MHz */ 512fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float); 513103a8feaSLen Brown 5148e180f3cSLen Brown /* delta */ 5158e180f3cSLen Brown if (extra_delta_offset32) 5168e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta32); 5178e180f3cSLen Brown 5188e180f3cSLen Brown /* DELTA */ 5198e180f3cSLen Brown if (extra_delta_offset64) 5208e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta64); 5212f32edf1SLen Brown /* msr */ 5222f32edf1SLen Brown if (extra_msr_offset32) 5238e180f3cSLen Brown outp += sprintf(outp, " 0x%08llx", t->extra_msr32); 5242f32edf1SLen Brown 525130ff304SLen Brown /* MSR */ 5262f32edf1SLen Brown if (extra_msr_offset64) 5272f32edf1SLen Brown outp += sprintf(outp, " 0x%016llx", t->extra_msr64); 528130ff304SLen Brown 5291cc21f7bSLen Brown if (!debug) 5301cc21f7bSLen Brown goto done; 5311cc21f7bSLen Brown 5321cc21f7bSLen Brown /* SMI */ 5331cc21f7bSLen Brown if (do_smi) 5341cc21f7bSLen Brown outp += sprintf(outp, "%8d", t->smi_count); 5351cc21f7bSLen Brown 536103a8feaSLen Brown if (do_nhm_cstates) { 537103a8feaSLen Brown if (!skip_c1) 538fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->c1/t->tsc); 539103a8feaSLen Brown else 540fc04cc67SLen Brown outp += sprintf(outp, "********"); 541103a8feaSLen Brown } 542c98d5d94SLen Brown 543c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 544c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 545c98d5d94SLen Brown goto done; 546c98d5d94SLen Brown 547144b44b1SLen Brown if (do_nhm_cstates && !do_slm_cstates) 548fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c3/t->tsc); 549103a8feaSLen Brown if (do_nhm_cstates) 550fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c6/t->tsc); 551103a8feaSLen Brown if (do_snb_cstates) 552fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c7/t->tsc); 553c98d5d94SLen Brown 554889facbeSLen Brown if (do_dts) 555fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_temp_c); 556889facbeSLen Brown 557c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 558c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 559c98d5d94SLen Brown goto done; 560c98d5d94SLen Brown 5610b2bb692SLen Brown /* PkgTmp */ 562889facbeSLen Brown if (do_ptm) 563fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->pkg_temp_c); 564889facbeSLen Brown 5650b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 5660b2bb692SLen Brown if (do_skl_residency) { 5670b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 5680b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 5690b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 5700b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 5710b2bb692SLen Brown } 5720b2bb692SLen Brown 573ee7e38e3SLen Brown if (do_pc2) 574fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc2/t->tsc); 575ee7e38e3SLen Brown if (do_pc3) 576fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc3/t->tsc); 577ee7e38e3SLen Brown if (do_pc6) 578fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc6/t->tsc); 579ee7e38e3SLen Brown if (do_pc7) 580fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc7/t->tsc); 581ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 582fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc8/t->tsc); 583fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc9/t->tsc); 584fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc10/t->tsc); 585ca58710fSKristen Carlson Accardi } 586889facbeSLen Brown 587889facbeSLen Brown /* 588889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 589889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 590889facbeSLen Brown */ 591fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 592fc04cc67SLen Brown fmt8 = "%8.2f"; 593fc04cc67SLen Brown else 594fc04cc67SLen Brown fmt8 = " %6.0f**"; 595889facbeSLen Brown 5965c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 597889facbeSLen Brown if (do_rapl & RAPL_PKG) 598fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 599889facbeSLen Brown if (do_rapl & RAPL_CORES) 600fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 601889facbeSLen Brown if (do_rapl & RAPL_GFX) 602fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 603889facbeSLen Brown if (do_rapl & RAPL_DRAM) 604*40ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 605889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 606fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 607889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 608fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 609d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6105c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 611fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6125c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6135c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 614fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6155c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6165c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 617fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6185c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6195c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 620fc04cc67SLen Brown outp += sprintf(outp, fmt8, 621*40ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6225c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 623fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6245c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 625fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 626889facbeSLen Brown 627d7899447SLen Brown outp += sprintf(outp, fmt8, interval_float); 6285c56be9aSDirk Brandewie } 629c98d5d94SLen Brown done: 630c98d5d94SLen Brown outp += sprintf(outp, "\n"); 631c98d5d94SLen Brown 632c98d5d94SLen Brown return 0; 633103a8feaSLen Brown } 634103a8feaSLen Brown 635c98d5d94SLen Brown void flush_stdout() 636103a8feaSLen Brown { 637c98d5d94SLen Brown fputs(output_buffer, stdout); 638ddac0d68SLen Brown fflush(stdout); 639c98d5d94SLen Brown outp = output_buffer; 640c98d5d94SLen Brown } 641c98d5d94SLen Brown void flush_stderr() 642c98d5d94SLen Brown { 643c98d5d94SLen Brown fputs(output_buffer, stderr); 644c98d5d94SLen Brown outp = output_buffer; 645c98d5d94SLen Brown } 646c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 647c98d5d94SLen Brown { 648e23da037SLen Brown static int printed; 649103a8feaSLen Brown 650e23da037SLen Brown if (!printed || !summary_only) 651103a8feaSLen Brown print_header(); 652103a8feaSLen Brown 653c98d5d94SLen Brown if (topo.num_cpus > 1) 654c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 655c98d5d94SLen Brown &average.packages); 656103a8feaSLen Brown 657e23da037SLen Brown printed = 1; 658e23da037SLen Brown 659e23da037SLen Brown if (summary_only) 660e23da037SLen Brown return; 661e23da037SLen Brown 662c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 663103a8feaSLen Brown } 664103a8feaSLen Brown 665889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 666889facbeSLen Brown if (new > old) { \ 667889facbeSLen Brown old = new - old; \ 668889facbeSLen Brown } else { \ 669889facbeSLen Brown old = 0x100000000 + new - old; \ 670889facbeSLen Brown } 671889facbeSLen Brown 672c98d5d94SLen Brown void 673c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 674103a8feaSLen Brown { 6750b2bb692SLen Brown 6760b2bb692SLen Brown if (do_skl_residency) { 6770b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 6780b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 6790b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 6800b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 6810b2bb692SLen Brown } 682c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 683ee7e38e3SLen Brown if (do_pc3) 684c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 685ee7e38e3SLen Brown if (do_pc6) 686c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 687ee7e38e3SLen Brown if (do_pc7) 688c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 689ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 690ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 691ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 692889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 693889facbeSLen Brown 694889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 695889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 696889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 697889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 698889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 699889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 700103a8feaSLen Brown } 701103a8feaSLen Brown 702c98d5d94SLen Brown void 703c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 704c98d5d94SLen Brown { 705c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 706c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 707c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 708889facbeSLen Brown old->core_temp_c = new->core_temp_c; 709103a8feaSLen Brown } 710c98d5d94SLen Brown 711c3ae331dSLen Brown /* 712c3ae331dSLen Brown * old = new - old 713c3ae331dSLen Brown */ 714c98d5d94SLen Brown void 715c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 716c98d5d94SLen Brown struct core_data *core_delta) 717c98d5d94SLen Brown { 718c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 719c98d5d94SLen Brown 720103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 721b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 722b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 723b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 724b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 725103a8feaSLen Brown 726c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 727c98d5d94SLen Brown 728a729617cSLen Brown if (has_aperf) { 729c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 730c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 731c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 732c98d5d94SLen Brown } else { 733c98d5d94SLen Brown 734103a8feaSLen Brown if (!aperf_mperf_unstable) { 735103a8feaSLen Brown fprintf(stderr, "%s: APERF or MPERF went backwards *\n", progname); 736103a8feaSLen Brown fprintf(stderr, "* Frequency results do not cover entire interval *\n"); 737103a8feaSLen Brown fprintf(stderr, "* fix this by running Linux-2.6.30 or later *\n"); 738103a8feaSLen Brown 739103a8feaSLen Brown aperf_mperf_unstable = 1; 740103a8feaSLen Brown } 741103a8feaSLen Brown /* 742103a8feaSLen Brown * mperf delta is likely a huge "positive" number 743103a8feaSLen Brown * can not use it for calculating c0 time 744103a8feaSLen Brown */ 745103a8feaSLen Brown skip_c0 = 1; 746103a8feaSLen Brown skip_c1 = 1; 747103a8feaSLen Brown } 748a729617cSLen Brown } 749103a8feaSLen Brown 750c98d5d94SLen Brown 751144b44b1SLen Brown if (use_c1_residency_msr) { 752144b44b1SLen Brown /* 753144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 754144b44b1SLen Brown * which should be more accurate than the derivation below. 755144b44b1SLen Brown */ 756144b44b1SLen Brown } else { 757103a8feaSLen Brown /* 758c3ae331dSLen Brown * As counter collection is not atomic, 759c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 760103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 761103a8feaSLen Brown */ 762c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 763c98d5d94SLen Brown old->c1 = 0; 764c98d5d94SLen Brown else { 765c98d5d94SLen Brown /* normal case, derive c1 */ 766c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 767c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 768c98d5d94SLen Brown } 769144b44b1SLen Brown } 770c3ae331dSLen Brown 771c98d5d94SLen Brown if (old->mperf == 0) { 772d8af6f5fSLen Brown if (debug > 1) fprintf(stderr, "cpu%d MPERF 0!\n", old->cpu_id); 773c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 774c98d5d94SLen Brown } 775103a8feaSLen Brown 7768e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 7778e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 7788e180f3cSLen Brown 7798e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 7808e180f3cSLen Brown 781103a8feaSLen Brown /* 7828e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 783103a8feaSLen Brown */ 7842f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 7852f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 7861ed51011SLen Brown 7871ed51011SLen Brown if (do_smi) 7881ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 789103a8feaSLen Brown } 790c98d5d94SLen Brown 791c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 792c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 793c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 794c98d5d94SLen Brown { 795c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 796c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 797c98d5d94SLen Brown delta_core(c, c2); 798c98d5d94SLen Brown 799c98d5d94SLen Brown /* always calculate thread delta */ 800c98d5d94SLen Brown delta_thread(t, t2, c2); /* c2 is core delta */ 801c98d5d94SLen Brown 802c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 803c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 804c98d5d94SLen Brown delta_package(p, p2); 805c98d5d94SLen Brown 806103a8feaSLen Brown return 0; 807103a8feaSLen Brown } 808103a8feaSLen Brown 809c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 810103a8feaSLen Brown { 811c98d5d94SLen Brown t->tsc = 0; 812c98d5d94SLen Brown t->aperf = 0; 813c98d5d94SLen Brown t->mperf = 0; 814c98d5d94SLen Brown t->c1 = 0; 815103a8feaSLen Brown 8161ed51011SLen Brown t->smi_count = 0; 8178e180f3cSLen Brown t->extra_delta32 = 0; 8188e180f3cSLen Brown t->extra_delta64 = 0; 8198e180f3cSLen Brown 820c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 821c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 822c98d5d94SLen Brown 823c98d5d94SLen Brown c->c3 = 0; 824c98d5d94SLen Brown c->c6 = 0; 825c98d5d94SLen Brown c->c7 = 0; 826889facbeSLen Brown c->core_temp_c = 0; 827c98d5d94SLen Brown 8280b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 8290b2bb692SLen Brown p->pkg_any_core_c0 = 0; 8300b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 8310b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 8320b2bb692SLen Brown 833c98d5d94SLen Brown p->pc2 = 0; 834ee7e38e3SLen Brown if (do_pc3) 835c98d5d94SLen Brown p->pc3 = 0; 836ee7e38e3SLen Brown if (do_pc6) 837c98d5d94SLen Brown p->pc6 = 0; 838ee7e38e3SLen Brown if (do_pc7) 839c98d5d94SLen Brown p->pc7 = 0; 840ca58710fSKristen Carlson Accardi p->pc8 = 0; 841ca58710fSKristen Carlson Accardi p->pc9 = 0; 842ca58710fSKristen Carlson Accardi p->pc10 = 0; 843889facbeSLen Brown 844889facbeSLen Brown p->energy_pkg = 0; 845889facbeSLen Brown p->energy_dram = 0; 846889facbeSLen Brown p->energy_cores = 0; 847889facbeSLen Brown p->energy_gfx = 0; 848889facbeSLen Brown p->rapl_pkg_perf_status = 0; 849889facbeSLen Brown p->rapl_dram_perf_status = 0; 850889facbeSLen Brown p->pkg_temp_c = 0; 851103a8feaSLen Brown } 852c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 853c98d5d94SLen Brown struct pkg_data *p) 854103a8feaSLen Brown { 855c98d5d94SLen Brown average.threads.tsc += t->tsc; 856c98d5d94SLen Brown average.threads.aperf += t->aperf; 857c98d5d94SLen Brown average.threads.mperf += t->mperf; 858c98d5d94SLen Brown average.threads.c1 += t->c1; 85915aaa346SLen Brown 8608e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 8618e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 8628e180f3cSLen Brown 863c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 864c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 865c98d5d94SLen Brown return 0; 866c98d5d94SLen Brown 867c98d5d94SLen Brown average.cores.c3 += c->c3; 868c98d5d94SLen Brown average.cores.c6 += c->c6; 869c98d5d94SLen Brown average.cores.c7 += c->c7; 870c98d5d94SLen Brown 871889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 872889facbeSLen Brown 873c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 874c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 875c98d5d94SLen Brown return 0; 876c98d5d94SLen Brown 8770b2bb692SLen Brown if (do_skl_residency) { 8780b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 8790b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 8800b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 8810b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 8820b2bb692SLen Brown } 8830b2bb692SLen Brown 884c98d5d94SLen Brown average.packages.pc2 += p->pc2; 885ee7e38e3SLen Brown if (do_pc3) 886c98d5d94SLen Brown average.packages.pc3 += p->pc3; 887ee7e38e3SLen Brown if (do_pc6) 888c98d5d94SLen Brown average.packages.pc6 += p->pc6; 889ee7e38e3SLen Brown if (do_pc7) 890c98d5d94SLen Brown average.packages.pc7 += p->pc7; 891ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 892ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 893ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 894c98d5d94SLen Brown 895889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 896889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 897889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 898889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 899889facbeSLen Brown 900889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 901889facbeSLen Brown 902889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 903889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 904c98d5d94SLen Brown return 0; 905c98d5d94SLen Brown } 906c98d5d94SLen Brown /* 907c98d5d94SLen Brown * sum the counters for all cpus in the system 908c98d5d94SLen Brown * compute the weighted average 909c98d5d94SLen Brown */ 910c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 911c98d5d94SLen Brown struct pkg_data *p) 912c98d5d94SLen Brown { 913c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 914c98d5d94SLen Brown 915c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 916c98d5d94SLen Brown 917c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 918c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 919c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 920c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 921c98d5d94SLen Brown 9228e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 9238e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 9248e180f3cSLen Brown 9258e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 9268e180f3cSLen Brown 927c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 928c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 929c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 930c98d5d94SLen Brown 9310b2bb692SLen Brown if (do_skl_residency) { 9320b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 9330b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 9340b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 9350b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 9360b2bb692SLen Brown } 9370b2bb692SLen Brown 938c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 939ee7e38e3SLen Brown if (do_pc3) 940c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 941ee7e38e3SLen Brown if (do_pc6) 942c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 943ee7e38e3SLen Brown if (do_pc7) 944c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 945ca58710fSKristen Carlson Accardi 946ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 947ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 948ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 949c98d5d94SLen Brown } 950c98d5d94SLen Brown 951c98d5d94SLen Brown static unsigned long long rdtsc(void) 952c98d5d94SLen Brown { 953c98d5d94SLen Brown unsigned int low, high; 954c98d5d94SLen Brown 955c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 956c98d5d94SLen Brown 957c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 958c98d5d94SLen Brown } 959c98d5d94SLen Brown 960c98d5d94SLen Brown 961c98d5d94SLen Brown /* 962c98d5d94SLen Brown * get_counters(...) 963c98d5d94SLen Brown * migrate to cpu 964c98d5d94SLen Brown * acquire and record local counters for that cpu 965c98d5d94SLen Brown */ 966c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 967c98d5d94SLen Brown { 968c98d5d94SLen Brown int cpu = t->cpu_id; 969889facbeSLen Brown unsigned long long msr; 970c98d5d94SLen Brown 971e52966c0SLen Brown if (cpu_migrate(cpu)) { 972e52966c0SLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 97315aaa346SLen Brown return -1; 974e52966c0SLen Brown } 97515aaa346SLen Brown 976c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 97715aaa346SLen Brown 97815aaa346SLen Brown if (has_aperf) { 9799c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 980c98d5d94SLen Brown return -3; 9819c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 982c98d5d94SLen Brown return -4; 98388c3281fSLen Brown } 98488c3281fSLen Brown 9851ed51011SLen Brown if (do_smi) { 9861ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 9871ed51011SLen Brown return -5; 9881ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 9891ed51011SLen Brown } 9908e180f3cSLen Brown if (extra_delta_offset32) { 991889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 9922f32edf1SLen Brown return -5; 993889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 9948e180f3cSLen Brown } 9958e180f3cSLen Brown 9968e180f3cSLen Brown if (extra_delta_offset64) 9978e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 9988e180f3cSLen Brown return -5; 9998e180f3cSLen Brown 10008e180f3cSLen Brown if (extra_msr_offset32) { 1001889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 10028e180f3cSLen Brown return -5; 1003889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 10048e180f3cSLen Brown } 10052f32edf1SLen Brown 10062f32edf1SLen Brown if (extra_msr_offset64) 10072f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1008c98d5d94SLen Brown return -5; 1009c98d5d94SLen Brown 1010144b44b1SLen Brown if (use_c1_residency_msr) { 1011144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1012144b44b1SLen Brown return -6; 1013144b44b1SLen Brown } 1014144b44b1SLen Brown 1015c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1016c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1017c98d5d94SLen Brown return 0; 1018c98d5d94SLen Brown 1019144b44b1SLen Brown if (do_nhm_cstates && !do_slm_cstates) { 1020c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1021c98d5d94SLen Brown return -6; 1022144b44b1SLen Brown } 1023144b44b1SLen Brown 1024144b44b1SLen Brown if (do_nhm_cstates) { 1025c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1026c98d5d94SLen Brown return -7; 1027103a8feaSLen Brown } 102815aaa346SLen Brown 102915aaa346SLen Brown if (do_snb_cstates) 1030c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1031c98d5d94SLen Brown return -8; 1032c98d5d94SLen Brown 1033889facbeSLen Brown if (do_dts) { 1034889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1035889facbeSLen Brown return -9; 1036889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1037889facbeSLen Brown } 1038889facbeSLen Brown 1039889facbeSLen Brown 1040c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1041c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1042c98d5d94SLen Brown return 0; 104315aaa346SLen Brown 10440b2bb692SLen Brown if (do_skl_residency) { 10450b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 10460b2bb692SLen Brown return -10; 10470b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 10480b2bb692SLen Brown return -11; 10490b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 10500b2bb692SLen Brown return -12; 10510b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 10520b2bb692SLen Brown return -13; 10530b2bb692SLen Brown } 1054ee7e38e3SLen Brown if (do_pc3) 1055c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1056c98d5d94SLen Brown return -9; 1057ee7e38e3SLen Brown if (do_pc6) 1058c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1059c98d5d94SLen Brown return -10; 1060ee7e38e3SLen Brown if (do_pc2) 1061c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1062c98d5d94SLen Brown return -11; 1063ee7e38e3SLen Brown if (do_pc7) 1064c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1065c98d5d94SLen Brown return -12; 1066ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1067ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1068ca58710fSKristen Carlson Accardi return -13; 1069ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1070ca58710fSKristen Carlson Accardi return -13; 1071ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1072ca58710fSKristen Carlson Accardi return -13; 1073ca58710fSKristen Carlson Accardi } 1074889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1075889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1076889facbeSLen Brown return -13; 1077889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1078889facbeSLen Brown } 1079889facbeSLen Brown if (do_rapl & RAPL_CORES) { 1080889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1081889facbeSLen Brown return -14; 1082889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1083889facbeSLen Brown } 1084889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1085889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1086889facbeSLen Brown return -15; 1087889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1088889facbeSLen Brown } 1089889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1090889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1091889facbeSLen Brown return -16; 1092889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1093889facbeSLen Brown } 1094889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1095889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1096889facbeSLen Brown return -16; 1097889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1098889facbeSLen Brown } 1099889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1100889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1101889facbeSLen Brown return -16; 1102889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1103889facbeSLen Brown } 1104889facbeSLen Brown if (do_ptm) { 1105889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1106889facbeSLen Brown return -17; 1107889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1108889facbeSLen Brown } 110915aaa346SLen Brown return 0; 1110103a8feaSLen Brown } 1111103a8feaSLen Brown 1112ee7e38e3SLen Brown /* 1113ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1114ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1115ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1116ee7e38e3SLen Brown */ 1117ee7e38e3SLen Brown 1118ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1119ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1120ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1121ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1122ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1123ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1124ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1125ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1126ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1127ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1128ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1129ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 11300b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 11310b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 11320b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1133ee7e38e3SLen Brown 1134ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1135ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 11360b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1137ee7e38e3SLen Brown 1138ee7e38e3SLen Brown int nhm_pkg_cstate_limits[8] = {PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL}; 1139ee7e38e3SLen Brown int snb_pkg_cstate_limits[8] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL}; 1140ee7e38e3SLen Brown int hsw_pkg_cstate_limits[8] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCLRSV, PCLUNL}; 11410b2bb692SLen Brown int skl_pkg_cstate_limits[8] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9}; 1142ee7e38e3SLen Brown int slv_pkg_cstate_limits[8] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7}; 1143ee7e38e3SLen Brown int amt_pkg_cstate_limits[8] = {PCL__0, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7}; 1144ee7e38e3SLen Brown int phi_pkg_cstate_limits[8] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL}; 1145ee7e38e3SLen Brown 1146fcd17211SLen Brown static void 1147fcd17211SLen Brown dump_nhm_platform_info(void) 1148103a8feaSLen Brown { 1149103a8feaSLen Brown unsigned long long msr; 1150103a8feaSLen Brown unsigned int ratio; 1151103a8feaSLen Brown 11529c63a650SLen Brown get_msr(0, MSR_NHM_PLATFORM_INFO, &msr); 1153103a8feaSLen Brown 1154889facbeSLen Brown fprintf(stderr, "cpu0: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", msr); 11556574a5d5SLen Brown 1156103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 11578f61f359SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1158103a8feaSLen Brown ratio, bclk, ratio * bclk); 1159103a8feaSLen Brown 1160103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 11618f61f359SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz base frequency\n", 1162103a8feaSLen Brown ratio, bclk, ratio * bclk); 1163103a8feaSLen Brown 116467920418SLen Brown get_msr(0, MSR_IA32_POWER_CTL, &msr); 1165144b44b1SLen Brown fprintf(stderr, "cpu0: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 116667920418SLen Brown msr, msr & 0x2 ? "EN" : "DIS"); 116767920418SLen Brown 1168fcd17211SLen Brown return; 1169fcd17211SLen Brown } 1170fcd17211SLen Brown 1171fcd17211SLen Brown static void 1172fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1173fcd17211SLen Brown { 1174fcd17211SLen Brown unsigned long long msr; 1175fcd17211SLen Brown unsigned int ratio; 1176fcd17211SLen Brown 1177fcd17211SLen Brown get_msr(0, MSR_TURBO_RATIO_LIMIT2, &msr); 1178fcd17211SLen Brown 1179fcd17211SLen Brown fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", msr); 1180fcd17211SLen Brown 1181fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1182fcd17211SLen Brown if (ratio) 1183fcd17211SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1184fcd17211SLen Brown ratio, bclk, ratio * bclk); 1185fcd17211SLen Brown 1186fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1187fcd17211SLen Brown if (ratio) 1188fcd17211SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1189fcd17211SLen Brown ratio, bclk, ratio * bclk); 1190fcd17211SLen Brown return; 1191fcd17211SLen Brown } 1192fcd17211SLen Brown 1193fcd17211SLen Brown static void 1194fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1195fcd17211SLen Brown { 1196fcd17211SLen Brown unsigned long long msr; 1197fcd17211SLen Brown unsigned int ratio; 11986574a5d5SLen Brown 119912bb43c6SLen Brown get_msr(0, MSR_TURBO_RATIO_LIMIT1, &msr); 12006574a5d5SLen Brown 120112bb43c6SLen Brown fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", msr); 12026574a5d5SLen Brown 12036574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12046574a5d5SLen Brown if (ratio) 12056574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 12066574a5d5SLen Brown ratio, bclk, ratio * bclk); 12076574a5d5SLen Brown 12086574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12096574a5d5SLen Brown if (ratio) 12106574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 12116574a5d5SLen Brown ratio, bclk, ratio * bclk); 12126574a5d5SLen Brown 12136574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12146574a5d5SLen Brown if (ratio) 12156574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 12166574a5d5SLen Brown ratio, bclk, ratio * bclk); 12176574a5d5SLen Brown 12186574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12196574a5d5SLen Brown if (ratio) 12206574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 12216574a5d5SLen Brown ratio, bclk, ratio * bclk); 12226574a5d5SLen Brown 12236574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 12246574a5d5SLen Brown if (ratio) 12256574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 12266574a5d5SLen Brown ratio, bclk, ratio * bclk); 12276574a5d5SLen Brown 12286574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 12296574a5d5SLen Brown if (ratio) 12306574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 12316574a5d5SLen Brown ratio, bclk, ratio * bclk); 12326574a5d5SLen Brown 12336574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 12346574a5d5SLen Brown if (ratio) 12356574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 12366574a5d5SLen Brown ratio, bclk, ratio * bclk); 12376574a5d5SLen Brown 12386574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 12396574a5d5SLen Brown if (ratio) 12406574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 12416574a5d5SLen Brown ratio, bclk, ratio * bclk); 1242103a8feaSLen Brown return; 1243fcd17211SLen Brown } 1244fcd17211SLen Brown 1245fcd17211SLen Brown static void 1246fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1247fcd17211SLen Brown { 1248fcd17211SLen Brown unsigned long long msr; 1249fcd17211SLen Brown unsigned int ratio; 1250103a8feaSLen Brown 125112bb43c6SLen Brown get_msr(0, MSR_TURBO_RATIO_LIMIT, &msr); 1252103a8feaSLen Brown 125312bb43c6SLen Brown fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", msr); 12546574a5d5SLen Brown 12556574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12566574a5d5SLen Brown if (ratio) 12576574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 12586574a5d5SLen Brown ratio, bclk, ratio * bclk); 12596574a5d5SLen Brown 12606574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12616574a5d5SLen Brown if (ratio) 12626574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 12636574a5d5SLen Brown ratio, bclk, ratio * bclk); 12646574a5d5SLen Brown 12656574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12666574a5d5SLen Brown if (ratio) 12676574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 12686574a5d5SLen Brown ratio, bclk, ratio * bclk); 12696574a5d5SLen Brown 12706574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12716574a5d5SLen Brown if (ratio) 12726574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 12736574a5d5SLen Brown ratio, bclk, ratio * bclk); 12746574a5d5SLen Brown 1275103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1276103a8feaSLen Brown if (ratio) 1277103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1278103a8feaSLen Brown ratio, bclk, ratio * bclk); 1279103a8feaSLen Brown 1280103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1281103a8feaSLen Brown if (ratio) 1282103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1283103a8feaSLen Brown ratio, bclk, ratio * bclk); 1284103a8feaSLen Brown 1285103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1286103a8feaSLen Brown if (ratio) 1287103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1288103a8feaSLen Brown ratio, bclk, ratio * bclk); 1289103a8feaSLen Brown 1290103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1291103a8feaSLen Brown if (ratio) 1292103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1293103a8feaSLen Brown ratio, bclk, ratio * bclk); 1294fcd17211SLen Brown return; 1295fcd17211SLen Brown } 12963a9a941dSLen Brown 1297fcd17211SLen Brown static void 1298fcd17211SLen Brown dump_nhm_cst_cfg(void) 1299fcd17211SLen Brown { 1300fcd17211SLen Brown unsigned long long msr; 1301fcd17211SLen Brown 1302fcd17211SLen Brown get_msr(0, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1303fcd17211SLen Brown 1304fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1305fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1306fcd17211SLen Brown 1307fcd17211SLen Brown fprintf(stderr, "cpu0: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", msr); 1308fcd17211SLen Brown 1309fcd17211SLen Brown fprintf(stderr, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1310fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1311fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1312fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1313fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1314fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 1315fcd17211SLen Brown (unsigned int)msr & 7, 1316fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1317fcd17211SLen Brown return; 1318103a8feaSLen Brown } 1319103a8feaSLen Brown 1320c98d5d94SLen Brown void free_all_buffers(void) 1321103a8feaSLen Brown { 1322c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1323c98d5d94SLen Brown cpu_present_set = NULL; 1324c98d5d94SLen Brown cpu_present_set = 0; 1325103a8feaSLen Brown 1326c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1327c98d5d94SLen Brown cpu_affinity_set = NULL; 1328c98d5d94SLen Brown cpu_affinity_setsize = 0; 1329103a8feaSLen Brown 1330c98d5d94SLen Brown free(thread_even); 1331c98d5d94SLen Brown free(core_even); 1332c98d5d94SLen Brown free(package_even); 1333103a8feaSLen Brown 1334c98d5d94SLen Brown thread_even = NULL; 1335c98d5d94SLen Brown core_even = NULL; 1336c98d5d94SLen Brown package_even = NULL; 1337103a8feaSLen Brown 1338c98d5d94SLen Brown free(thread_odd); 1339c98d5d94SLen Brown free(core_odd); 1340c98d5d94SLen Brown free(package_odd); 1341103a8feaSLen Brown 1342c98d5d94SLen Brown thread_odd = NULL; 1343c98d5d94SLen Brown core_odd = NULL; 1344c98d5d94SLen Brown package_odd = NULL; 1345103a8feaSLen Brown 1346c98d5d94SLen Brown free(output_buffer); 1347c98d5d94SLen Brown output_buffer = NULL; 1348c98d5d94SLen Brown outp = NULL; 1349103a8feaSLen Brown } 1350103a8feaSLen Brown 1351103a8feaSLen Brown /* 135257a42a34SJosh Triplett * Open a file, and exit on failure 135357a42a34SJosh Triplett */ 135457a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 135557a42a34SJosh Triplett { 135657a42a34SJosh Triplett FILE *filep = fopen(path, "r"); 1357b2c95d90SJosh Triplett if (!filep) 1358b2c95d90SJosh Triplett err(1, "%s: open failed", path); 135957a42a34SJosh Triplett return filep; 136057a42a34SJosh Triplett } 136157a42a34SJosh Triplett 136257a42a34SJosh Triplett /* 136395aebc44SJosh Triplett * Parse a file containing a single int. 136495aebc44SJosh Triplett */ 136595aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 136695aebc44SJosh Triplett { 136795aebc44SJosh Triplett va_list args; 136895aebc44SJosh Triplett char path[PATH_MAX]; 136995aebc44SJosh Triplett FILE *filep; 137095aebc44SJosh Triplett int value; 137195aebc44SJosh Triplett 137295aebc44SJosh Triplett va_start(args, fmt); 137395aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 137495aebc44SJosh Triplett va_end(args); 137557a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1376b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1377b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 137895aebc44SJosh Triplett fclose(filep); 137995aebc44SJosh Triplett return value; 138095aebc44SJosh Triplett } 138195aebc44SJosh Triplett 138295aebc44SJosh Triplett /* 1383c98d5d94SLen Brown * cpu_is_first_sibling_in_core(cpu) 1384c98d5d94SLen Brown * return 1 if given CPU is 1st HT sibling in the core 1385103a8feaSLen Brown */ 1386c98d5d94SLen Brown int cpu_is_first_sibling_in_core(int cpu) 1387103a8feaSLen Brown { 138895aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 1389c98d5d94SLen Brown } 1390103a8feaSLen Brown 1391c98d5d94SLen Brown /* 1392c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1393c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1394c98d5d94SLen Brown */ 1395c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1396c98d5d94SLen Brown { 139795aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1398103a8feaSLen Brown } 1399103a8feaSLen Brown 1400103a8feaSLen Brown int get_physical_package_id(int cpu) 1401103a8feaSLen Brown { 140295aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1403103a8feaSLen Brown } 1404103a8feaSLen Brown 1405103a8feaSLen Brown int get_core_id(int cpu) 1406103a8feaSLen Brown { 140795aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1408103a8feaSLen Brown } 1409103a8feaSLen Brown 1410c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1411c98d5d94SLen Brown { 1412c98d5d94SLen Brown char path[80]; 1413c98d5d94SLen Brown FILE *filep; 1414c98d5d94SLen Brown int sib1, sib2; 1415c98d5d94SLen Brown int matches; 1416c98d5d94SLen Brown char character; 1417c98d5d94SLen Brown 1418c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 141957a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1420103a8feaSLen Brown /* 1421c98d5d94SLen Brown * file format: 1422c98d5d94SLen Brown * if a pair of number with a character between: 2 siblings (eg. 1-2, or 1,4) 1423c98d5d94SLen Brown * otherwinse 1 sibling (self). 1424c98d5d94SLen Brown */ 1425c98d5d94SLen Brown matches = fscanf(filep, "%d%c%d\n", &sib1, &character, &sib2); 1426c98d5d94SLen Brown 1427c98d5d94SLen Brown fclose(filep); 1428c98d5d94SLen Brown 1429c98d5d94SLen Brown if (matches == 3) 1430c98d5d94SLen Brown return 2; 1431c98d5d94SLen Brown else 1432c98d5d94SLen Brown return 1; 1433c98d5d94SLen Brown } 1434c98d5d94SLen Brown 1435c98d5d94SLen Brown /* 1436c98d5d94SLen Brown * run func(thread, core, package) in topology order 1437c98d5d94SLen Brown * skip non-present cpus 1438103a8feaSLen Brown */ 1439103a8feaSLen Brown 1440c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1441c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1442c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1443c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1444c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1445c98d5d94SLen Brown struct pkg_data *pkg_base2) 1446c98d5d94SLen Brown { 1447c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1448c98d5d94SLen Brown 1449c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1450c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1451c98d5d94SLen Brown for (thread_no = 0; thread_no < 1452c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1453c98d5d94SLen Brown struct thread_data *t, *t2; 1454c98d5d94SLen Brown struct core_data *c, *c2; 1455c98d5d94SLen Brown struct pkg_data *p, *p2; 1456c98d5d94SLen Brown 1457c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1458c98d5d94SLen Brown 1459c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1460c98d5d94SLen Brown continue; 1461c98d5d94SLen Brown 1462c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1463c98d5d94SLen Brown 1464c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1465c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1466c98d5d94SLen Brown 1467c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1468c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1469c98d5d94SLen Brown 1470c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1471c98d5d94SLen Brown if (retval) 1472c98d5d94SLen Brown return retval; 1473c98d5d94SLen Brown } 1474c98d5d94SLen Brown } 1475c98d5d94SLen Brown } 1476c98d5d94SLen Brown return 0; 1477c98d5d94SLen Brown } 1478c98d5d94SLen Brown 1479c98d5d94SLen Brown /* 1480c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1481c98d5d94SLen Brown * return max_cpu number 1482c98d5d94SLen Brown */ 1483c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1484103a8feaSLen Brown { 1485103a8feaSLen Brown FILE *fp; 1486c98d5d94SLen Brown int cpu_num; 1487103a8feaSLen Brown int retval; 1488103a8feaSLen Brown 148957a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1490103a8feaSLen Brown 1491103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1492b2c95d90SJosh Triplett if (retval != 0) 1493b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1494103a8feaSLen Brown 1495c98d5d94SLen Brown while (1) { 1496c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1497103a8feaSLen Brown if (retval != 1) 1498103a8feaSLen Brown break; 1499103a8feaSLen Brown 1500c98d5d94SLen Brown retval = func(cpu_num); 1501c98d5d94SLen Brown if (retval) { 1502c98d5d94SLen Brown fclose(fp); 1503c98d5d94SLen Brown return(retval); 1504c98d5d94SLen Brown } 1505103a8feaSLen Brown } 1506103a8feaSLen Brown fclose(fp); 1507c98d5d94SLen Brown return 0; 1508103a8feaSLen Brown } 1509103a8feaSLen Brown 1510103a8feaSLen Brown void re_initialize(void) 1511103a8feaSLen Brown { 1512c98d5d94SLen Brown free_all_buffers(); 1513c98d5d94SLen Brown setup_all_buffers(); 1514c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1515103a8feaSLen Brown } 1516103a8feaSLen Brown 1517c98d5d94SLen Brown 1518103a8feaSLen Brown /* 1519c98d5d94SLen Brown * count_cpus() 1520c98d5d94SLen Brown * remember the last one seen, it will be the max 1521103a8feaSLen Brown */ 1522c98d5d94SLen Brown int count_cpus(int cpu) 1523103a8feaSLen Brown { 1524c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1525c98d5d94SLen Brown topo.max_cpu_num = cpu; 1526103a8feaSLen Brown 1527c98d5d94SLen Brown topo.num_cpus += 1; 1528c98d5d94SLen Brown return 0; 1529103a8feaSLen Brown } 1530c98d5d94SLen Brown int mark_cpu_present(int cpu) 1531c98d5d94SLen Brown { 1532c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 153315aaa346SLen Brown return 0; 1534103a8feaSLen Brown } 1535103a8feaSLen Brown 1536103a8feaSLen Brown void turbostat_loop() 1537103a8feaSLen Brown { 1538c98d5d94SLen Brown int retval; 1539e52966c0SLen Brown int restarted = 0; 1540c98d5d94SLen Brown 1541103a8feaSLen Brown restart: 1542e52966c0SLen Brown restarted++; 1543e52966c0SLen Brown 1544c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1545d91bb17cSLen Brown if (retval < -1) { 1546d91bb17cSLen Brown exit(retval); 1547d91bb17cSLen Brown } else if (retval == -1) { 1548e52966c0SLen Brown if (restarted > 1) { 1549e52966c0SLen Brown exit(retval); 1550e52966c0SLen Brown } 1551c98d5d94SLen Brown re_initialize(); 1552c98d5d94SLen Brown goto restart; 1553c98d5d94SLen Brown } 1554e52966c0SLen Brown restarted = 0; 1555103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1556103a8feaSLen Brown 1557103a8feaSLen Brown while (1) { 1558c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 1559103a8feaSLen Brown re_initialize(); 1560103a8feaSLen Brown goto restart; 1561103a8feaSLen Brown } 1562103a8feaSLen Brown sleep(interval_sec); 1563c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 1564d91bb17cSLen Brown if (retval < -1) { 1565d91bb17cSLen Brown exit(retval); 1566d91bb17cSLen Brown } else if (retval == -1) { 156715aaa346SLen Brown re_initialize(); 156815aaa346SLen Brown goto restart; 156915aaa346SLen Brown } 1570103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 1571103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 1572c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 1573c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 1574c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 1575c98d5d94SLen Brown flush_stdout(); 157615aaa346SLen Brown sleep(interval_sec); 1577c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1578d91bb17cSLen Brown if (retval < -1) { 1579d91bb17cSLen Brown exit(retval); 1580d91bb17cSLen Brown } else if (retval == -1) { 1581103a8feaSLen Brown re_initialize(); 1582103a8feaSLen Brown goto restart; 1583103a8feaSLen Brown } 1584103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1585103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 1586c98d5d94SLen Brown for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS); 1587c98d5d94SLen Brown compute_average(ODD_COUNTERS); 1588c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 1589c98d5d94SLen Brown flush_stdout(); 1590103a8feaSLen Brown } 1591103a8feaSLen Brown } 1592103a8feaSLen Brown 1593103a8feaSLen Brown void check_dev_msr() 1594103a8feaSLen Brown { 1595103a8feaSLen Brown struct stat sb; 1596103a8feaSLen Brown 1597b2c95d90SJosh Triplett if (stat("/dev/cpu/0/msr", &sb)) 1598a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 1599d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 1600103a8feaSLen Brown } 1601103a8feaSLen Brown 160298481e79SLen Brown void check_permissions() 1603103a8feaSLen Brown { 160498481e79SLen Brown struct __user_cap_header_struct cap_header_data; 160598481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 160698481e79SLen Brown struct __user_cap_data_struct cap_data_data; 160798481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 160898481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 160998481e79SLen Brown int do_exit = 0; 161098481e79SLen Brown 161198481e79SLen Brown /* check for CAP_SYS_RAWIO */ 161298481e79SLen Brown cap_header->pid = getpid(); 161398481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 161498481e79SLen Brown if (capget(cap_header, cap_data) < 0) 161598481e79SLen Brown err(-6, "capget(2) failed"); 161698481e79SLen Brown 161798481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 161898481e79SLen Brown do_exit++; 161998481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 162098481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 162198481e79SLen Brown } 162298481e79SLen Brown 162398481e79SLen Brown /* test file permissions */ 162498481e79SLen Brown if (euidaccess("/dev/cpu/0/msr", R_OK)) { 162598481e79SLen Brown do_exit++; 162698481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 162798481e79SLen Brown } 162898481e79SLen Brown 162998481e79SLen Brown /* if all else fails, thell them to be root */ 163098481e79SLen Brown if (do_exit) 1631b2c95d90SJosh Triplett if (getuid() != 0) 1632d7899447SLen Brown warnx("... or simply run as root"); 163398481e79SLen Brown 163498481e79SLen Brown if (do_exit) 163598481e79SLen Brown exit(-6); 1636103a8feaSLen Brown } 1637103a8feaSLen Brown 1638d7899447SLen Brown /* 1639d7899447SLen Brown * NHM adds support for additional MSRs: 1640d7899447SLen Brown * 1641d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 1642d7899447SLen Brown * 1643d7899447SLen Brown * MSR_NHM_PLATFORM_INFO 0x000000ce 1644d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 1645d7899447SLen Brown * 1646d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 1647d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 1648d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 1649d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 1650d7899447SLen Brown * 1651ee7e38e3SLen Brown * Side effect: 1652ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 1653d7899447SLen Brown */ 1654ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 1655103a8feaSLen Brown { 1656ee7e38e3SLen Brown unsigned long long msr; 1657ee7e38e3SLen Brown int *pkg_cstate_limits; 1658ee7e38e3SLen Brown 1659103a8feaSLen Brown if (!genuine_intel) 1660103a8feaSLen Brown return 0; 1661103a8feaSLen Brown 1662103a8feaSLen Brown if (family != 6) 1663103a8feaSLen Brown return 0; 1664103a8feaSLen Brown 1665103a8feaSLen Brown switch (model) { 1666103a8feaSLen Brown case 0x1A: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 1667103a8feaSLen Brown case 0x1E: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 1668103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 1669103a8feaSLen Brown case 0x25: /* Westmere Client - Clarkdale, Arrandale */ 1670103a8feaSLen Brown case 0x2C: /* Westmere EP - Gulftown */ 1671ee7e38e3SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1672ee7e38e3SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1673ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 1674ee7e38e3SLen Brown break; 1675103a8feaSLen Brown case 0x2A: /* SNB */ 1676103a8feaSLen Brown case 0x2D: /* SNB Xeon */ 1677553575f1SLen Brown case 0x3A: /* IVB */ 16781300651bSLen Brown case 0x3E: /* IVB Xeon */ 1679ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 1680ee7e38e3SLen Brown break; 168170b43400SLen Brown case 0x3C: /* HSW */ 1682e6f9bb3cSLen Brown case 0x3F: /* HSX */ 168370b43400SLen Brown case 0x45: /* HSW */ 1684149c2319SLen Brown case 0x46: /* HSW */ 16854e8e863fSLen Brown case 0x3D: /* BDW */ 168648a0631cSLen Brown case 0x47: /* BDW */ 16874e8e863fSLen Brown case 0x4F: /* BDX */ 16884e8e863fSLen Brown case 0x56: /* BDX-DE */ 16890b2bb692SLen Brown case 0x4E: /* SKL */ 16900b2bb692SLen Brown case 0x5E: /* SKL */ 1691ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 1692ee7e38e3SLen Brown break; 1693ee7e38e3SLen Brown case 0x37: /* BYT */ 1694ee7e38e3SLen Brown case 0x4D: /* AVN */ 1695ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 1696ee7e38e3SLen Brown break; 1697ee7e38e3SLen Brown case 0x4C: /* AMT */ 1698ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 1699ee7e38e3SLen Brown break; 1700ee7e38e3SLen Brown case 0x57: /* PHI */ 1701ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 1702ee7e38e3SLen Brown break; 1703103a8feaSLen Brown default: 1704103a8feaSLen Brown return 0; 1705103a8feaSLen Brown } 1706ee7e38e3SLen Brown get_msr(0, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1707ee7e38e3SLen Brown 1708ee7e38e3SLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0x7]; 1709ee7e38e3SLen Brown 1710ee7e38e3SLen Brown return 1; 1711103a8feaSLen Brown } 1712d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 1713d7899447SLen Brown { 1714d7899447SLen Brown switch (model) { 1715d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 1716d7899447SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1717d7899447SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1718d7899447SLen Brown return 0; 1719d7899447SLen Brown default: 1720d7899447SLen Brown return 1; 1721d7899447SLen Brown } 1722d7899447SLen Brown } 17236574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 17246574a5d5SLen Brown { 17256574a5d5SLen Brown if (!genuine_intel) 17266574a5d5SLen Brown return 0; 17276574a5d5SLen Brown 17286574a5d5SLen Brown if (family != 6) 17296574a5d5SLen Brown return 0; 17306574a5d5SLen Brown 17316574a5d5SLen Brown switch (model) { 17326574a5d5SLen Brown case 0x3E: /* IVB Xeon */ 1733fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 17346574a5d5SLen Brown return 1; 17356574a5d5SLen Brown default: 17366574a5d5SLen Brown return 0; 17376574a5d5SLen Brown } 17386574a5d5SLen Brown } 1739fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 1740fcd17211SLen Brown { 1741fcd17211SLen Brown if (!genuine_intel) 1742fcd17211SLen Brown return 0; 1743fcd17211SLen Brown 1744fcd17211SLen Brown if (family != 6) 1745fcd17211SLen Brown return 0; 1746fcd17211SLen Brown 1747fcd17211SLen Brown switch (model) { 1748fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 1749fcd17211SLen Brown return 1; 1750fcd17211SLen Brown default: 1751fcd17211SLen Brown return 0; 1752fcd17211SLen Brown } 1753fcd17211SLen Brown } 1754fcd17211SLen Brown 1755fcd17211SLen Brown static void 1756fcd17211SLen Brown dump_cstate_pstate_config_info(family, model) 1757fcd17211SLen Brown { 1758fcd17211SLen Brown if (!do_nhm_platform_info) 1759fcd17211SLen Brown return; 1760fcd17211SLen Brown 1761fcd17211SLen Brown dump_nhm_platform_info(); 1762fcd17211SLen Brown 1763fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 1764fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 1765fcd17211SLen Brown 1766fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 1767fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 1768fcd17211SLen Brown 1769fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 1770fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 1771fcd17211SLen Brown 1772fcd17211SLen Brown dump_nhm_cst_cfg(); 1773fcd17211SLen Brown } 1774fcd17211SLen Brown 17756574a5d5SLen Brown 1776889facbeSLen Brown /* 1777889facbeSLen Brown * print_epb() 1778889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 1779889facbeSLen Brown */ 1780889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1781889facbeSLen Brown { 1782889facbeSLen Brown unsigned long long msr; 1783889facbeSLen Brown char *epb_string; 1784889facbeSLen Brown int cpu; 1785889facbeSLen Brown 1786889facbeSLen Brown if (!has_epb) 1787889facbeSLen Brown return 0; 1788889facbeSLen Brown 1789889facbeSLen Brown cpu = t->cpu_id; 1790889facbeSLen Brown 1791889facbeSLen Brown /* EPB is per-package */ 1792889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1793889facbeSLen Brown return 0; 1794889facbeSLen Brown 1795889facbeSLen Brown if (cpu_migrate(cpu)) { 1796889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 1797889facbeSLen Brown return -1; 1798889facbeSLen Brown } 1799889facbeSLen Brown 1800889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 1801889facbeSLen Brown return 0; 1802889facbeSLen Brown 1803889facbeSLen Brown switch (msr & 0x7) { 1804889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 1805889facbeSLen Brown epb_string = "performance"; 1806889facbeSLen Brown break; 1807889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 1808889facbeSLen Brown epb_string = "balanced"; 1809889facbeSLen Brown break; 1810889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 1811889facbeSLen Brown epb_string = "powersave"; 1812889facbeSLen Brown break; 1813889facbeSLen Brown default: 1814889facbeSLen Brown epb_string = "custom"; 1815889facbeSLen Brown break; 1816889facbeSLen Brown } 1817889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 1818889facbeSLen Brown 1819889facbeSLen Brown return 0; 1820889facbeSLen Brown } 1821889facbeSLen Brown 18223a9a941dSLen Brown /* 18233a9a941dSLen Brown * print_perf_limit() 18243a9a941dSLen Brown */ 18253a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 18263a9a941dSLen Brown { 18273a9a941dSLen Brown unsigned long long msr; 18283a9a941dSLen Brown int cpu; 18293a9a941dSLen Brown 18303a9a941dSLen Brown cpu = t->cpu_id; 18313a9a941dSLen Brown 18323a9a941dSLen Brown /* per-package */ 18333a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 18343a9a941dSLen Brown return 0; 18353a9a941dSLen Brown 18363a9a941dSLen Brown if (cpu_migrate(cpu)) { 18373a9a941dSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 18383a9a941dSLen Brown return -1; 18393a9a941dSLen Brown } 18403a9a941dSLen Brown 18413a9a941dSLen Brown if (do_core_perf_limit_reasons) { 18423a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 18433a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 18443a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 1845e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 18463a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 1847e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 1848e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 1849e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 1850e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 1851e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 1852e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 1853e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 1854e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 1855e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 1856e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 1857e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 1858e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 18593a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 1860e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 18613a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 1862e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 1863e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 1864e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 1865e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 1866e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 1867e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 1868e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 1869e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 1870e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 1871e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 1872e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 1873e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 18743a9a941dSLen Brown 18753a9a941dSLen Brown } 18763a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 18773a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 18783a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 18793a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s)", 18803a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 18813a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 18823a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 18833a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 18843a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 18853a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 18863a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 18873a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 18883a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s)\n", 18893a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 18903a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 18913a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 18923a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 18933a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 18943a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 18953a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 18963a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 18973a9a941dSLen Brown } 18983a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 18993a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 19003a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 19013a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s)", 19023a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 19033a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 19043a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 19053a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 19063a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 19073a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 19083a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s)\n", 19093a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 19103a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 19113a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 19123a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 19133a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 19143a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 19153a9a941dSLen Brown } 19163a9a941dSLen Brown return 0; 19173a9a941dSLen Brown } 19183a9a941dSLen Brown 1919889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 1920889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 1921889facbeSLen Brown 1922144b44b1SLen Brown double get_tdp(model) 1923144b44b1SLen Brown { 1924144b44b1SLen Brown unsigned long long msr; 1925144b44b1SLen Brown 1926144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 1927144b44b1SLen Brown if (!get_msr(0, MSR_PKG_POWER_INFO, &msr)) 1928144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 1929144b44b1SLen Brown 1930144b44b1SLen Brown switch (model) { 1931144b44b1SLen Brown case 0x37: 1932144b44b1SLen Brown case 0x4D: 1933144b44b1SLen Brown return 30.0; 1934144b44b1SLen Brown default: 1935144b44b1SLen Brown return 135.0; 1936144b44b1SLen Brown } 1937144b44b1SLen Brown } 1938144b44b1SLen Brown 1939*40ee8e3bSAndrey Semin /* 1940*40ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 1941*40ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 1942*40ee8e3bSAndrey Semin */ 1943*40ee8e3bSAndrey Semin static double 1944*40ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 1945*40ee8e3bSAndrey Semin { 1946*40ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 1947*40ee8e3bSAndrey Semin 1948*40ee8e3bSAndrey Semin switch (model) { 1949*40ee8e3bSAndrey Semin case 0x3F: /* HSX */ 1950*40ee8e3bSAndrey Semin case 0x4F: /* BDX */ 1951*40ee8e3bSAndrey Semin case 0x56: /* BDX-DE */ 1952*40ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 1953*40ee8e3bSAndrey Semin default: 1954*40ee8e3bSAndrey Semin return (rapl_energy_units); 1955*40ee8e3bSAndrey Semin } 1956*40ee8e3bSAndrey Semin } 1957*40ee8e3bSAndrey Semin 1958144b44b1SLen Brown 1959889facbeSLen Brown /* 1960889facbeSLen Brown * rapl_probe() 1961889facbeSLen Brown * 1962144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 1963889facbeSLen Brown */ 1964889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 1965889facbeSLen Brown { 1966889facbeSLen Brown unsigned long long msr; 1967144b44b1SLen Brown unsigned int time_unit; 1968889facbeSLen Brown double tdp; 1969889facbeSLen Brown 1970889facbeSLen Brown if (!genuine_intel) 1971889facbeSLen Brown return; 1972889facbeSLen Brown 1973889facbeSLen Brown if (family != 6) 1974889facbeSLen Brown return; 1975889facbeSLen Brown 1976889facbeSLen Brown switch (model) { 1977889facbeSLen Brown case 0x2A: 1978889facbeSLen Brown case 0x3A: 197970b43400SLen Brown case 0x3C: /* HSW */ 198070b43400SLen Brown case 0x45: /* HSW */ 1981149c2319SLen Brown case 0x46: /* HSW */ 19824e8e863fSLen Brown case 0x3D: /* BDW */ 198348a0631cSLen Brown case 0x47: /* BDW */ 1984144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 1985889facbeSLen Brown break; 19860b2bb692SLen Brown case 0x4E: /* SKL */ 19870b2bb692SLen Brown case 0x5E: /* SKL */ 19880b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 19890b2bb692SLen Brown break; 1990e6f9bb3cSLen Brown case 0x3F: /* HSX */ 19914e8e863fSLen Brown case 0x4F: /* BDX */ 19924e8e863fSLen Brown case 0x56: /* BDX-DE */ 19930b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 1994e6f9bb3cSLen Brown break; 1995889facbeSLen Brown case 0x2D: 1996889facbeSLen Brown case 0x3E: 19970b2bb692SLen 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; 1998144b44b1SLen Brown break; 1999144b44b1SLen Brown case 0x37: /* BYT */ 2000144b44b1SLen Brown case 0x4D: /* AVN */ 2001144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES ; 2002889facbeSLen Brown break; 2003889facbeSLen Brown default: 2004889facbeSLen Brown return; 2005889facbeSLen Brown } 2006889facbeSLen Brown 2007889facbeSLen Brown /* units on package 0, verify later other packages match */ 2008889facbeSLen Brown if (get_msr(0, MSR_RAPL_POWER_UNIT, &msr)) 2009889facbeSLen Brown return; 2010889facbeSLen Brown 2011889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2012144b44b1SLen Brown if (model == 0x37) 2013144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2014144b44b1SLen Brown else 2015889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2016889facbeSLen Brown 2017*40ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 2018*40ee8e3bSAndrey Semin 2019144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2020144b44b1SLen Brown if (time_unit == 0) 2021144b44b1SLen Brown time_unit = 0xA; 2022889facbeSLen Brown 2023144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2024144b44b1SLen Brown 2025144b44b1SLen Brown tdp = get_tdp(model); 2026889facbeSLen Brown 2027889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2028d8af6f5fSLen Brown if (debug) 2029144b44b1SLen Brown fprintf(stderr, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2030889facbeSLen Brown 2031889facbeSLen Brown return; 2032889facbeSLen Brown } 2033889facbeSLen Brown 20343a9a941dSLen Brown void perf_limit_reasons_probe(family, model) 20353a9a941dSLen Brown { 20363a9a941dSLen Brown if (!genuine_intel) 20373a9a941dSLen Brown return; 20383a9a941dSLen Brown 20393a9a941dSLen Brown if (family != 6) 20403a9a941dSLen Brown return; 20413a9a941dSLen Brown 20423a9a941dSLen Brown switch (model) { 20433a9a941dSLen Brown case 0x3C: /* HSW */ 20443a9a941dSLen Brown case 0x45: /* HSW */ 20453a9a941dSLen Brown case 0x46: /* HSW */ 20463a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 20473a9a941dSLen Brown case 0x3F: /* HSX */ 20483a9a941dSLen Brown do_core_perf_limit_reasons = 1; 20493a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 20503a9a941dSLen Brown default: 20513a9a941dSLen Brown return; 20523a9a941dSLen Brown } 20533a9a941dSLen Brown } 20543a9a941dSLen Brown 2055889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2056889facbeSLen Brown { 2057889facbeSLen Brown unsigned long long msr; 2058889facbeSLen Brown unsigned int dts; 2059889facbeSLen Brown int cpu; 2060889facbeSLen Brown 2061889facbeSLen Brown if (!(do_dts || do_ptm)) 2062889facbeSLen Brown return 0; 2063889facbeSLen Brown 2064889facbeSLen Brown cpu = t->cpu_id; 2065889facbeSLen Brown 2066889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2067889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2068889facbeSLen Brown return 0; 2069889facbeSLen Brown 2070889facbeSLen Brown if (cpu_migrate(cpu)) { 2071889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2072889facbeSLen Brown return -1; 2073889facbeSLen Brown } 2074889facbeSLen Brown 2075889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2076889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2077889facbeSLen Brown return 0; 2078889facbeSLen Brown 2079889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2080889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2081889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2082889facbeSLen Brown 2083889facbeSLen Brown #ifdef THERM_DEBUG 2084889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2085889facbeSLen Brown return 0; 2086889facbeSLen Brown 2087889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2088889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2089889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2090889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2091889facbeSLen Brown #endif 2092889facbeSLen Brown } 2093889facbeSLen Brown 2094889facbeSLen Brown 2095889facbeSLen Brown if (do_dts) { 2096889facbeSLen Brown unsigned int resolution; 2097889facbeSLen Brown 2098889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2099889facbeSLen Brown return 0; 2100889facbeSLen Brown 2101889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2102889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2103889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2104889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2105889facbeSLen Brown 2106889facbeSLen Brown #ifdef THERM_DEBUG 2107889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2108889facbeSLen Brown return 0; 2109889facbeSLen Brown 2110889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2111889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2112889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2113889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2114889facbeSLen Brown #endif 2115889facbeSLen Brown } 2116889facbeSLen Brown 2117889facbeSLen Brown return 0; 2118889facbeSLen Brown } 2119889facbeSLen Brown 2120889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2121889facbeSLen Brown { 2122889facbeSLen Brown fprintf(stderr, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2123889facbeSLen Brown cpu, label, 2124889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2125889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2126889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2127889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2128889facbeSLen Brown 2129889facbeSLen Brown return; 2130889facbeSLen Brown } 2131889facbeSLen Brown 2132889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2133889facbeSLen Brown { 2134889facbeSLen Brown unsigned long long msr; 2135889facbeSLen Brown int cpu; 2136889facbeSLen Brown 2137889facbeSLen Brown if (!do_rapl) 2138889facbeSLen Brown return 0; 2139889facbeSLen Brown 2140889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2141889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2142889facbeSLen Brown return 0; 2143889facbeSLen Brown 2144889facbeSLen Brown cpu = t->cpu_id; 2145889facbeSLen Brown if (cpu_migrate(cpu)) { 2146889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2147889facbeSLen Brown return -1; 2148889facbeSLen Brown } 2149889facbeSLen Brown 2150889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2151889facbeSLen Brown return -1; 2152889facbeSLen Brown 2153d8af6f5fSLen Brown if (debug) { 2154889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2155889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2156144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2157889facbeSLen Brown } 2158144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2159144b44b1SLen Brown 2160889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2161889facbeSLen Brown return -5; 2162889facbeSLen Brown 2163889facbeSLen Brown 2164889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2165889facbeSLen Brown cpu, msr, 2166889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2167889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2168889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2169889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2170889facbeSLen Brown 2171144b44b1SLen Brown } 2172144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2173144b44b1SLen Brown 2174889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2175889facbeSLen Brown return -9; 2176889facbeSLen Brown 2177889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2178889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2179889facbeSLen Brown 2180889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2181889facbeSLen Brown fprintf(stderr, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2182889facbeSLen Brown cpu, 2183889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2184889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2185889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2186889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2187889facbeSLen Brown } 2188889facbeSLen Brown 21890b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2190889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2191889facbeSLen Brown return -6; 2192889facbeSLen Brown 2193889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2194889facbeSLen Brown cpu, msr, 2195889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2196889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2197889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2198889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 21990b2bb692SLen Brown } 22000b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2201889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2202889facbeSLen Brown return -9; 2203889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2204889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2205889facbeSLen Brown 2206889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2207889facbeSLen Brown } 2208144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2209d8af6f5fSLen Brown if (debug) { 2210889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2211889facbeSLen Brown return -7; 2212889facbeSLen Brown 2213889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2214144b44b1SLen Brown } 2215144b44b1SLen Brown } 2216144b44b1SLen Brown if (do_rapl & RAPL_CORES) { 2217d8af6f5fSLen Brown if (debug) { 2218889facbeSLen Brown 2219889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2220889facbeSLen Brown return -9; 2221889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2222889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2223889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2224889facbeSLen Brown } 2225889facbeSLen Brown } 2226889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2227d8af6f5fSLen Brown if (debug) { 2228889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2229889facbeSLen Brown return -8; 2230889facbeSLen Brown 2231889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2232889facbeSLen Brown 2233889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2234889facbeSLen Brown return -9; 2235889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2236889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2237889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2238889facbeSLen Brown } 2239889facbeSLen Brown } 2240889facbeSLen Brown return 0; 2241889facbeSLen Brown } 2242889facbeSLen Brown 2243d7899447SLen Brown /* 2244d7899447SLen Brown * SNB adds support for additional MSRs: 2245d7899447SLen Brown * 2246d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2247d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2248d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2249d7899447SLen Brown */ 2250103a8feaSLen Brown 2251d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2252103a8feaSLen Brown { 2253103a8feaSLen Brown if (!genuine_intel) 2254103a8feaSLen Brown return 0; 2255103a8feaSLen Brown 2256103a8feaSLen Brown switch (model) { 2257103a8feaSLen Brown case 0x2A: 2258103a8feaSLen Brown case 0x2D: 2259650a37f3SLen Brown case 0x3A: /* IVB */ 22601300651bSLen Brown case 0x3E: /* IVB Xeon */ 226170b43400SLen Brown case 0x3C: /* HSW */ 226270b43400SLen Brown case 0x3F: /* HSW */ 226370b43400SLen Brown case 0x45: /* HSW */ 2264149c2319SLen Brown case 0x46: /* HSW */ 22654e8e863fSLen Brown case 0x3D: /* BDW */ 226648a0631cSLen Brown case 0x47: /* BDW */ 22674e8e863fSLen Brown case 0x4F: /* BDX */ 22684e8e863fSLen Brown case 0x56: /* BDX-DE */ 22690b2bb692SLen Brown case 0x4E: /* SKL */ 22700b2bb692SLen Brown case 0x5E: /* SKL */ 2271103a8feaSLen Brown return 1; 2272103a8feaSLen Brown } 2273103a8feaSLen Brown return 0; 2274103a8feaSLen Brown } 2275103a8feaSLen Brown 2276d7899447SLen Brown /* 2277d7899447SLen Brown * HSW adds support for additional MSRs: 2278d7899447SLen Brown * 2279d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2280d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2281d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 2282d7899447SLen Brown */ 2283d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2284ca58710fSKristen Carlson Accardi { 2285ca58710fSKristen Carlson Accardi if (!genuine_intel) 2286ca58710fSKristen Carlson Accardi return 0; 2287ca58710fSKristen Carlson Accardi 2288ca58710fSKristen Carlson Accardi switch (model) { 22894e8e863fSLen Brown case 0x45: /* HSW */ 22904e8e863fSLen Brown case 0x3D: /* BDW */ 22910b2bb692SLen Brown case 0x4E: /* SKL */ 22920b2bb692SLen Brown case 0x5E: /* SKL */ 2293ca58710fSKristen Carlson Accardi return 1; 2294ca58710fSKristen Carlson Accardi } 2295ca58710fSKristen Carlson Accardi return 0; 2296ca58710fSKristen Carlson Accardi } 2297ca58710fSKristen Carlson Accardi 22980b2bb692SLen Brown /* 22990b2bb692SLen Brown * SKL adds support for additional MSRS: 23000b2bb692SLen Brown * 23010b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 23020b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 23030b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 23040b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 23050b2bb692SLen Brown */ 23060b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 23070b2bb692SLen Brown { 23080b2bb692SLen Brown if (!genuine_intel) 23090b2bb692SLen Brown return 0; 23100b2bb692SLen Brown 23110b2bb692SLen Brown switch (model) { 23120b2bb692SLen Brown case 0x4E: /* SKL */ 23130b2bb692SLen Brown case 0x5E: /* SKL */ 23140b2bb692SLen Brown return 1; 23150b2bb692SLen Brown } 23160b2bb692SLen Brown return 0; 23170b2bb692SLen Brown } 23180b2bb692SLen Brown 23190b2bb692SLen Brown 2320ca58710fSKristen Carlson Accardi 2321144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 2322144b44b1SLen Brown { 2323144b44b1SLen Brown if (!genuine_intel) 2324144b44b1SLen Brown return 0; 2325144b44b1SLen Brown switch (model) { 2326144b44b1SLen Brown case 0x37: /* BYT */ 2327144b44b1SLen Brown case 0x4D: /* AVN */ 2328144b44b1SLen Brown return 1; 2329144b44b1SLen Brown } 2330144b44b1SLen Brown return 0; 2331144b44b1SLen Brown } 2332144b44b1SLen Brown 2333144b44b1SLen Brown #define SLM_BCLK_FREQS 5 2334144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 2335144b44b1SLen Brown 2336144b44b1SLen Brown double slm_bclk(void) 2337144b44b1SLen Brown { 2338144b44b1SLen Brown unsigned long long msr = 3; 2339144b44b1SLen Brown unsigned int i; 2340144b44b1SLen Brown double freq; 2341144b44b1SLen Brown 2342144b44b1SLen Brown if (get_msr(0, MSR_FSB_FREQ, &msr)) 2343144b44b1SLen Brown fprintf(stderr, "SLM BCLK: unknown\n"); 2344144b44b1SLen Brown 2345144b44b1SLen Brown i = msr & 0xf; 2346144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 2347144b44b1SLen Brown fprintf(stderr, "SLM BCLK[%d] invalid\n", i); 2348144b44b1SLen Brown msr = 3; 2349144b44b1SLen Brown } 2350144b44b1SLen Brown freq = slm_freq_table[i]; 2351144b44b1SLen Brown 2352144b44b1SLen Brown fprintf(stderr, "SLM BCLK: %.1f Mhz\n", freq); 2353144b44b1SLen Brown 2354144b44b1SLen Brown return freq; 2355144b44b1SLen Brown } 2356144b44b1SLen Brown 2357103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 2358103a8feaSLen Brown { 2359d7899447SLen Brown if (has_snb_msrs(family, model)) 2360103a8feaSLen Brown return 100.00; 2361144b44b1SLen Brown else if (is_slm(family, model)) 2362144b44b1SLen Brown return slm_bclk(); 2363103a8feaSLen Brown else 2364103a8feaSLen Brown return 133.33; 2365103a8feaSLen Brown } 2366103a8feaSLen Brown 2367889facbeSLen Brown /* 2368889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 2369889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 2370889facbeSLen Brown * This is usually equal to tjMax. 2371889facbeSLen Brown * 2372889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 2373889facbeSLen Brown * but also allow cmdline over-ride with -T. 2374889facbeSLen Brown * 2375889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 2376889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 2377889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 2378889facbeSLen Brown */ 2379889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2380889facbeSLen Brown { 2381889facbeSLen Brown unsigned long long msr; 2382889facbeSLen Brown unsigned int target_c_local; 2383889facbeSLen Brown int cpu; 2384889facbeSLen Brown 2385889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 2386889facbeSLen Brown if (!(do_dts || do_ptm)) 2387889facbeSLen Brown return 0; 2388889facbeSLen Brown 2389889facbeSLen Brown /* this is a per-package concept */ 2390889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2391889facbeSLen Brown return 0; 2392889facbeSLen Brown 2393889facbeSLen Brown cpu = t->cpu_id; 2394889facbeSLen Brown if (cpu_migrate(cpu)) { 2395889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2396889facbeSLen Brown return -1; 2397889facbeSLen Brown } 2398889facbeSLen Brown 2399889facbeSLen Brown if (tcc_activation_temp_override != 0) { 2400889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 2401889facbeSLen Brown fprintf(stderr, "cpu%d: Using cmdline TCC Target (%d C)\n", 2402889facbeSLen Brown cpu, tcc_activation_temp); 2403889facbeSLen Brown return 0; 2404889facbeSLen Brown } 2405889facbeSLen Brown 2406889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 2407d7899447SLen Brown if (!do_nhm_platform_info) 2408889facbeSLen Brown goto guess; 2409889facbeSLen Brown 2410889facbeSLen Brown if (get_msr(0, MSR_IA32_TEMPERATURE_TARGET, &msr)) 2411889facbeSLen Brown goto guess; 2412889facbeSLen Brown 24133482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 2414889facbeSLen Brown 2415d8af6f5fSLen Brown if (debug) 2416889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 2417889facbeSLen Brown cpu, msr, target_c_local); 2418889facbeSLen Brown 24193482124aSJean Delvare if (!target_c_local) 2420889facbeSLen Brown goto guess; 2421889facbeSLen Brown 2422889facbeSLen Brown tcc_activation_temp = target_c_local; 2423889facbeSLen Brown 2424889facbeSLen Brown return 0; 2425889facbeSLen Brown 2426889facbeSLen Brown guess: 2427889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 2428889facbeSLen Brown fprintf(stderr, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 2429889facbeSLen Brown cpu, tcc_activation_temp); 2430889facbeSLen Brown 2431889facbeSLen Brown return 0; 2432889facbeSLen Brown } 2433fcd17211SLen Brown void process_cpuid() 2434103a8feaSLen Brown { 2435103a8feaSLen Brown unsigned int eax, ebx, ecx, edx, max_level; 2436103a8feaSLen Brown unsigned int fms, family, model, stepping; 2437103a8feaSLen Brown 2438103a8feaSLen Brown eax = ebx = ecx = edx = 0; 2439103a8feaSLen Brown 24402b92865eSJosh Triplett __get_cpuid(0, &max_level, &ebx, &ecx, &edx); 2441103a8feaSLen Brown 2442103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 2443103a8feaSLen Brown genuine_intel = 1; 2444103a8feaSLen Brown 2445d8af6f5fSLen Brown if (debug) 2446889facbeSLen Brown fprintf(stderr, "CPUID(0): %.4s%.4s%.4s ", 2447103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 2448103a8feaSLen Brown 24492b92865eSJosh Triplett __get_cpuid(1, &fms, &ebx, &ecx, &edx); 2450103a8feaSLen Brown family = (fms >> 8) & 0xf; 2451103a8feaSLen Brown model = (fms >> 4) & 0xf; 2452103a8feaSLen Brown stepping = fms & 0xf; 2453103a8feaSLen Brown if (family == 6 || family == 0xf) 2454103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 2455103a8feaSLen Brown 2456d8af6f5fSLen Brown if (debug) 2457103a8feaSLen Brown fprintf(stderr, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 2458103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 2459103a8feaSLen Brown 2460b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 2461b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 2462103a8feaSLen Brown 2463103a8feaSLen Brown /* 2464103a8feaSLen Brown * check max extended function levels of CPUID. 2465103a8feaSLen Brown * This is needed to check for invariant TSC. 2466103a8feaSLen Brown * This check is valid for both Intel and AMD. 2467103a8feaSLen Brown */ 2468103a8feaSLen Brown ebx = ecx = edx = 0; 24692b92865eSJosh Triplett __get_cpuid(0x80000000, &max_level, &ebx, &ecx, &edx); 2470103a8feaSLen Brown 2471d7899447SLen Brown if (max_level >= 0x80000007) { 2472103a8feaSLen Brown 2473103a8feaSLen Brown /* 2474103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 2475103a8feaSLen Brown * this check is valid for both Intel and AMD 2476103a8feaSLen Brown */ 24772b92865eSJosh Triplett __get_cpuid(0x80000007, &eax, &ebx, &ecx, &edx); 24788209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 2479d7899447SLen Brown } 2480103a8feaSLen Brown 2481103a8feaSLen Brown /* 2482103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 2483103a8feaSLen Brown * this check is valid for both Intel and AMD 2484103a8feaSLen Brown */ 2485103a8feaSLen Brown 24862b92865eSJosh Triplett __get_cpuid(0x6, &eax, &ebx, &ecx, &edx); 24878209e054SThomas Renninger has_aperf = ecx & (1 << 0); 2488889facbeSLen Brown do_dts = eax & (1 << 0); 2489889facbeSLen Brown do_ptm = eax & (1 << 6); 2490889facbeSLen Brown has_epb = ecx & (1 << 3); 2491889facbeSLen Brown 2492d8af6f5fSLen Brown if (debug) 2493a729617cSLen Brown fprintf(stderr, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sEPB\n", 2494a729617cSLen Brown has_aperf ? "" : "No ", 2495a729617cSLen Brown do_dts ? "" : "No ", 2496a729617cSLen Brown do_ptm ? "" : "No ", 2497a729617cSLen Brown has_epb ? "" : "No "); 2498103a8feaSLen Brown 2499ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 2500d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 2501ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 2502ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 2503ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 2504ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 2505d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 25060b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 2507144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 2508103a8feaSLen Brown bclk = discover_bclk(family, model); 2509103a8feaSLen Brown 2510889facbeSLen Brown rapl_probe(family, model); 25113a9a941dSLen Brown perf_limit_reasons_probe(family, model); 2512889facbeSLen Brown 2513fcd17211SLen Brown if (debug) 2514fcd17211SLen Brown dump_cstate_pstate_config_info(); 2515fcd17211SLen Brown 2516889facbeSLen Brown return; 2517103a8feaSLen Brown } 2518103a8feaSLen Brown 2519d8af6f5fSLen Brown void help() 2520103a8feaSLen Brown { 2521d8af6f5fSLen Brown fprintf(stderr, 2522d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 2523d8af6f5fSLen Brown "\n" 2524d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 2525d8af6f5fSLen Brown "when COMMAND completes.\n" 2526d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 2527d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 2528d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 2529d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 2530d8af6f5fSLen Brown "--help print this help message\n" 2531d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 2532d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 2533d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 2534d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 2535d8af6f5fSLen Brown "--version print version information\n" 2536d8af6f5fSLen Brown "\n" 2537d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 2538103a8feaSLen Brown } 2539103a8feaSLen Brown 2540103a8feaSLen Brown 2541103a8feaSLen Brown /* 2542103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 2543103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 2544103a8feaSLen Brown */ 2545103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 2546103a8feaSLen Brown { 2547103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 2548103a8feaSLen Brown return 1; 2549103a8feaSLen Brown else 2550103a8feaSLen Brown return 0; 2551103a8feaSLen Brown } 2552103a8feaSLen Brown 2553103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 2554103a8feaSLen Brown { 2555103a8feaSLen Brown return 0; 2556103a8feaSLen Brown } 2557103a8feaSLen Brown 2558c98d5d94SLen Brown void topology_probe() 2559c98d5d94SLen Brown { 2560c98d5d94SLen Brown int i; 2561c98d5d94SLen Brown int max_core_id = 0; 2562c98d5d94SLen Brown int max_package_id = 0; 2563c98d5d94SLen Brown int max_siblings = 0; 2564c98d5d94SLen Brown struct cpu_topology { 2565c98d5d94SLen Brown int core_id; 2566c98d5d94SLen Brown int physical_package_id; 2567c98d5d94SLen Brown } *cpus; 2568c98d5d94SLen Brown 2569c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 2570c98d5d94SLen Brown topo.num_cpus = 0; 2571c98d5d94SLen Brown topo.max_cpu_num = 0; 2572c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 2573c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 2574c98d5d94SLen Brown show_cpu = 1; 2575c98d5d94SLen Brown 2576d8af6f5fSLen Brown if (debug > 1) 2577c98d5d94SLen Brown fprintf(stderr, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 2578c98d5d94SLen Brown 2579c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 2580b2c95d90SJosh Triplett if (cpus == NULL) 2581b2c95d90SJosh Triplett err(1, "calloc cpus"); 2582c98d5d94SLen Brown 2583c98d5d94SLen Brown /* 2584c98d5d94SLen Brown * Allocate and initialize cpu_present_set 2585c98d5d94SLen Brown */ 2586c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 2587b2c95d90SJosh Triplett if (cpu_present_set == NULL) 2588b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 2589c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 2590c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 2591c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 2592c98d5d94SLen Brown 2593c98d5d94SLen Brown /* 2594c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 2595c98d5d94SLen Brown */ 2596c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 2597b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 2598b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 2599c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 2600c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 2601c98d5d94SLen Brown 2602c98d5d94SLen Brown 2603c98d5d94SLen Brown /* 2604c98d5d94SLen Brown * For online cpus 2605c98d5d94SLen Brown * find max_core_id, max_package_id 2606c98d5d94SLen Brown */ 2607c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 2608c98d5d94SLen Brown int siblings; 2609c98d5d94SLen Brown 2610c98d5d94SLen Brown if (cpu_is_not_present(i)) { 2611d8af6f5fSLen Brown if (debug > 1) 2612c98d5d94SLen Brown fprintf(stderr, "cpu%d NOT PRESENT\n", i); 2613c98d5d94SLen Brown continue; 2614c98d5d94SLen Brown } 2615c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 2616c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 2617c98d5d94SLen Brown max_core_id = cpus[i].core_id; 2618c98d5d94SLen Brown 2619c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 2620c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 2621c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 2622c98d5d94SLen Brown 2623c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 2624c98d5d94SLen Brown if (siblings > max_siblings) 2625c98d5d94SLen Brown max_siblings = siblings; 2626d8af6f5fSLen Brown if (debug > 1) 2627c98d5d94SLen Brown fprintf(stderr, "cpu %d pkg %d core %d\n", 2628c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 2629c98d5d94SLen Brown } 2630c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 2631d8af6f5fSLen Brown if (debug > 1) 2632c98d5d94SLen Brown fprintf(stderr, "max_core_id %d, sizing for %d cores per package\n", 2633c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 26341cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 2635c98d5d94SLen Brown show_core = 1; 2636c98d5d94SLen Brown 2637c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 2638d8af6f5fSLen Brown if (debug > 1) 2639c98d5d94SLen Brown fprintf(stderr, "max_package_id %d, sizing for %d packages\n", 2640c98d5d94SLen Brown max_package_id, topo.num_packages); 26411cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 2642c98d5d94SLen Brown show_pkg = 1; 2643c98d5d94SLen Brown 2644c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 2645d8af6f5fSLen Brown if (debug > 1) 2646c98d5d94SLen Brown fprintf(stderr, "max_siblings %d\n", max_siblings); 2647c98d5d94SLen Brown 2648c98d5d94SLen Brown free(cpus); 2649c98d5d94SLen Brown } 2650c98d5d94SLen Brown 2651c98d5d94SLen Brown void 2652c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 2653c98d5d94SLen Brown { 2654c98d5d94SLen Brown int i; 2655c98d5d94SLen Brown 2656c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 2657c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 2658c98d5d94SLen Brown if (*t == NULL) 2659c98d5d94SLen Brown goto error; 2660c98d5d94SLen Brown 2661c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 2662c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 2663c98d5d94SLen Brown (*t)[i].cpu_id = -1; 2664c98d5d94SLen Brown 2665c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 2666c98d5d94SLen Brown sizeof(struct core_data)); 2667c98d5d94SLen Brown if (*c == NULL) 2668c98d5d94SLen Brown goto error; 2669c98d5d94SLen Brown 2670c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 2671c98d5d94SLen Brown (*c)[i].core_id = -1; 2672c98d5d94SLen Brown 2673c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 2674c98d5d94SLen Brown if (*p == NULL) 2675c98d5d94SLen Brown goto error; 2676c98d5d94SLen Brown 2677c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 2678c98d5d94SLen Brown (*p)[i].package_id = i; 2679c98d5d94SLen Brown 2680c98d5d94SLen Brown return; 2681c98d5d94SLen Brown error: 2682b2c95d90SJosh Triplett err(1, "calloc counters"); 2683c98d5d94SLen Brown } 2684c98d5d94SLen Brown /* 2685c98d5d94SLen Brown * init_counter() 2686c98d5d94SLen Brown * 2687c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 2688c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 2689c98d5d94SLen Brown * 2690c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 2691c98d5d94SLen Brown */ 2692c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 2693c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 2694c98d5d94SLen Brown int pkg_num, int cpu_id) 2695c98d5d94SLen Brown { 2696c98d5d94SLen Brown struct thread_data *t; 2697c98d5d94SLen Brown struct core_data *c; 2698c98d5d94SLen Brown struct pkg_data *p; 2699c98d5d94SLen Brown 2700c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 2701c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 2702c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 2703c98d5d94SLen Brown 2704c98d5d94SLen Brown t->cpu_id = cpu_id; 2705c98d5d94SLen Brown if (thread_num == 0) { 2706c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 2707c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 2708c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 2709c98d5d94SLen Brown } 2710c98d5d94SLen Brown 2711c98d5d94SLen Brown c->core_id = core_num; 2712c98d5d94SLen Brown p->package_id = pkg_num; 2713c98d5d94SLen Brown } 2714c98d5d94SLen Brown 2715c98d5d94SLen Brown 2716c98d5d94SLen Brown int initialize_counters(int cpu_id) 2717c98d5d94SLen Brown { 2718c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 2719c98d5d94SLen Brown 2720c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 2721c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 2722c98d5d94SLen Brown 2723c98d5d94SLen Brown if (cpu_is_first_sibling_in_core(cpu_id)) { 2724c98d5d94SLen Brown my_thread_id = 0; 2725c98d5d94SLen Brown topo.num_cores++; 2726c98d5d94SLen Brown } else { 2727c98d5d94SLen Brown my_thread_id = 1; 2728c98d5d94SLen Brown } 2729c98d5d94SLen Brown 2730c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 2731c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 2732c98d5d94SLen Brown return 0; 2733c98d5d94SLen Brown } 2734c98d5d94SLen Brown 2735c98d5d94SLen Brown void allocate_output_buffer() 2736c98d5d94SLen Brown { 27373b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 2738c98d5d94SLen Brown outp = output_buffer; 2739b2c95d90SJosh Triplett if (outp == NULL) 2740b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 2741c98d5d94SLen Brown } 2742c98d5d94SLen Brown 2743c98d5d94SLen Brown void setup_all_buffers(void) 2744c98d5d94SLen Brown { 2745c98d5d94SLen Brown topology_probe(); 2746c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 2747c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 2748c98d5d94SLen Brown allocate_output_buffer(); 2749c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 2750c98d5d94SLen Brown } 27513b4d5c7fSAndy Shevchenko 2752103a8feaSLen Brown void turbostat_init() 2753103a8feaSLen Brown { 2754103a8feaSLen Brown check_dev_msr(); 275598481e79SLen Brown check_permissions(); 2756fcd17211SLen Brown process_cpuid(); 2757103a8feaSLen Brown 2758c98d5d94SLen Brown setup_all_buffers(); 2759103a8feaSLen Brown 2760d8af6f5fSLen Brown if (debug) 2761889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 2762889facbeSLen Brown 2763d8af6f5fSLen Brown if (debug) 27643a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 27653a9a941dSLen Brown 2766d8af6f5fSLen Brown if (debug) 2767889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 2768889facbeSLen Brown 2769889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 2770889facbeSLen Brown 2771d8af6f5fSLen Brown if (debug) 2772889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 2773103a8feaSLen Brown } 2774103a8feaSLen Brown 2775103a8feaSLen Brown int fork_it(char **argv) 2776103a8feaSLen Brown { 2777103a8feaSLen Brown pid_t child_pid; 2778d91bb17cSLen Brown int status; 2779d15cf7c1SLen Brown 2780d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 2781d91bb17cSLen Brown if (status) 2782d91bb17cSLen Brown exit(status); 2783d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 2784d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 2785103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2786103a8feaSLen Brown 2787103a8feaSLen Brown child_pid = fork(); 2788103a8feaSLen Brown if (!child_pid) { 2789103a8feaSLen Brown /* child */ 2790103a8feaSLen Brown execvp(argv[0], argv); 2791103a8feaSLen Brown } else { 2792103a8feaSLen Brown 2793103a8feaSLen Brown /* parent */ 2794b2c95d90SJosh Triplett if (child_pid == -1) 2795b2c95d90SJosh Triplett err(1, "fork"); 2796103a8feaSLen Brown 2797103a8feaSLen Brown signal(SIGINT, SIG_IGN); 2798103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 2799b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 2800b2c95d90SJosh Triplett err(status, "waitpid"); 2801103a8feaSLen Brown } 2802c98d5d94SLen Brown /* 2803c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 2804c98d5d94SLen Brown * because re-starting is problematic when forking 2805c98d5d94SLen Brown */ 2806c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 2807103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 2808103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 2809c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 2810c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 2811c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 2812c98d5d94SLen Brown flush_stderr(); 2813103a8feaSLen Brown 28146eab04a8SJustin P. Mattock fprintf(stderr, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 2815103a8feaSLen Brown 2816d91bb17cSLen Brown return status; 2817103a8feaSLen Brown } 2818103a8feaSLen Brown 28193b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 28203b4d5c7fSAndy Shevchenko { 28213b4d5c7fSAndy Shevchenko int status; 28223b4d5c7fSAndy Shevchenko 28233b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 28243b4d5c7fSAndy Shevchenko if (status) 28253b4d5c7fSAndy Shevchenko return status; 28263b4d5c7fSAndy Shevchenko 28273b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 28283b4d5c7fSAndy Shevchenko if (status) 28293b4d5c7fSAndy Shevchenko return status; 28303b4d5c7fSAndy Shevchenko 28313b4d5c7fSAndy Shevchenko flush_stdout(); 28323b4d5c7fSAndy Shevchenko 28333b4d5c7fSAndy Shevchenko return status; 28343b4d5c7fSAndy Shevchenko } 28353b4d5c7fSAndy Shevchenko 2836d8af6f5fSLen Brown void print_version() { 2837a21d38c8SLen Brown fprintf(stderr, "turbostat version 4.3 24 Mar, 2015" 2838d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 2839d8af6f5fSLen Brown } 2840d8af6f5fSLen Brown 2841103a8feaSLen Brown void cmdline(int argc, char **argv) 2842103a8feaSLen Brown { 2843103a8feaSLen Brown int opt; 2844d8af6f5fSLen Brown int option_index = 0; 2845d8af6f5fSLen Brown static struct option long_options[] = { 2846d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 2847d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 2848d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 2849d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 2850d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 2851d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 2852d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 2853d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 2854d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 2855d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 2856d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 2857d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 2858d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 2859d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 2860d8af6f5fSLen Brown {0, 0, 0, 0 } 2861d8af6f5fSLen Brown }; 2862103a8feaSLen Brown 2863103a8feaSLen Brown progname = argv[0]; 2864103a8feaSLen Brown 2865d8af6f5fSLen Brown while ((opt = getopt_long_only(argc, argv, "C:c:Ddhi:JM:m:PpST:v", 2866d8af6f5fSLen Brown long_options, &option_index)) != -1) { 2867103a8feaSLen Brown switch (opt) { 2868d8af6f5fSLen Brown case 'C': 2869d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 2870103a8feaSLen Brown break; 2871f9240813SLen Brown case 'c': 28728e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 28738e180f3cSLen Brown break; 2874d8af6f5fSLen Brown case 'D': 2875d8af6f5fSLen Brown dump_only++; 28768e180f3cSLen Brown break; 2877d8af6f5fSLen Brown case 'd': 2878d8af6f5fSLen Brown debug++; 28792f32edf1SLen Brown break; 2880d8af6f5fSLen Brown case 'h': 2881d8af6f5fSLen Brown default: 2882d8af6f5fSLen Brown help(); 2883d8af6f5fSLen Brown exit(1); 2884d8af6f5fSLen Brown case 'i': 2885d8af6f5fSLen Brown interval_sec = atoi(optarg); 2886889facbeSLen Brown break; 28875c56be9aSDirk Brandewie case 'J': 28885c56be9aSDirk Brandewie rapl_joules++; 28895c56be9aSDirk Brandewie break; 2890d8af6f5fSLen Brown case 'M': 2891d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 2892d8af6f5fSLen Brown break; 2893d8af6f5fSLen Brown case 'm': 2894d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 2895d8af6f5fSLen Brown break; 2896d8af6f5fSLen Brown case 'P': 2897d8af6f5fSLen Brown show_pkg_only++; 2898d8af6f5fSLen Brown break; 2899d8af6f5fSLen Brown case 'p': 2900d8af6f5fSLen Brown show_core_only++; 2901d8af6f5fSLen Brown break; 2902d8af6f5fSLen Brown case 'S': 2903d8af6f5fSLen Brown summary_only++; 2904d8af6f5fSLen Brown break; 2905d8af6f5fSLen Brown case 'T': 2906d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 2907d8af6f5fSLen Brown break; 2908d8af6f5fSLen Brown case 'v': 2909d8af6f5fSLen Brown print_version(); 2910d8af6f5fSLen Brown exit(0); 2911d8af6f5fSLen Brown break; 2912103a8feaSLen Brown } 2913103a8feaSLen Brown } 2914103a8feaSLen Brown } 2915103a8feaSLen Brown 2916103a8feaSLen Brown int main(int argc, char **argv) 2917103a8feaSLen Brown { 2918103a8feaSLen Brown cmdline(argc, argv); 2919103a8feaSLen Brown 2920d8af6f5fSLen Brown if (debug) 2921d8af6f5fSLen Brown print_version(); 2922103a8feaSLen Brown 2923103a8feaSLen Brown turbostat_init(); 2924103a8feaSLen Brown 29253b4d5c7fSAndy Shevchenko /* dump counters and exit */ 29263b4d5c7fSAndy Shevchenko if (dump_only) 29273b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 29283b4d5c7fSAndy Shevchenko 2929103a8feaSLen Brown /* 2930103a8feaSLen Brown * if any params left, it must be a command to fork 2931103a8feaSLen Brown */ 2932103a8feaSLen Brown if (argc - optind) 2933103a8feaSLen Brown return fork_it(argv + optind); 2934103a8feaSLen Brown else 2935103a8feaSLen Brown turbostat_loop(); 2936103a8feaSLen Brown 2937103a8feaSLen Brown return 0; 2938103a8feaSLen Brown } 2939