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; 8640ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 8740ee8e3bSAndrey 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; 928a5bdf41SLen Brown unsigned int crystal_hz; 938a5bdf41SLen Brown unsigned long long tsc_hz; 94889facbeSLen Brown 95889facbeSLen Brown #define RAPL_PKG (1 << 0) 96e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 97e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 98e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 99e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 100e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 101e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 102e6f9bb3cSLen Brown 103889facbeSLen Brown #define RAPL_DRAM (1 << 3) 104e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 105e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 106e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 107e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1080b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1090b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 110e6f9bb3cSLen Brown 1110b2bb692SLen Brown #define RAPL_CORES (1 << 6) 112e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 113e6f9bb3cSLen Brown /* 0x639 MSR_PP0_ENERGY_STATUS */ 1140b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 115e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 116e6f9bb3cSLen Brown 1170b2bb692SLen Brown #define RAPL_GFX (1 << 8) 118e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 119e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 120e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 121889facbeSLen Brown #define TJMAX_DEFAULT 100 122889facbeSLen Brown 123889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 124103a8feaSLen Brown 125103a8feaSLen Brown int aperf_mperf_unstable; 126103a8feaSLen Brown int backwards_count; 127103a8feaSLen Brown char *progname; 128103a8feaSLen Brown 129c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 130c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 131c98d5d94SLen Brown 132c98d5d94SLen Brown struct thread_data { 133c98d5d94SLen Brown unsigned long long tsc; 134c98d5d94SLen Brown unsigned long long aperf; 135c98d5d94SLen Brown unsigned long long mperf; 136144b44b1SLen Brown unsigned long long c1; 1372f32edf1SLen Brown unsigned long long extra_msr64; 1388e180f3cSLen Brown unsigned long long extra_delta64; 1398e180f3cSLen Brown unsigned long long extra_msr32; 1408e180f3cSLen Brown unsigned long long extra_delta32; 1411ed51011SLen Brown unsigned int smi_count; 142c98d5d94SLen Brown unsigned int cpu_id; 143c98d5d94SLen Brown unsigned int flags; 144c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 145c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 146c98d5d94SLen Brown } *thread_even, *thread_odd; 147c98d5d94SLen Brown 148c98d5d94SLen Brown struct core_data { 149c98d5d94SLen Brown unsigned long long c3; 150c98d5d94SLen Brown unsigned long long c6; 151c98d5d94SLen Brown unsigned long long c7; 152889facbeSLen Brown unsigned int core_temp_c; 153c98d5d94SLen Brown unsigned int core_id; 154c98d5d94SLen Brown } *core_even, *core_odd; 155c98d5d94SLen Brown 156c98d5d94SLen Brown struct pkg_data { 157c98d5d94SLen Brown unsigned long long pc2; 158c98d5d94SLen Brown unsigned long long pc3; 159c98d5d94SLen Brown unsigned long long pc6; 160c98d5d94SLen Brown unsigned long long pc7; 161ca58710fSKristen Carlson Accardi unsigned long long pc8; 162ca58710fSKristen Carlson Accardi unsigned long long pc9; 163ca58710fSKristen Carlson Accardi unsigned long long pc10; 1640b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1650b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1660b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1670b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 168c98d5d94SLen Brown unsigned int package_id; 169889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 170889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 171889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 172889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 173889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 174889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 175889facbeSLen Brown unsigned int pkg_temp_c; 176889facbeSLen Brown 177c98d5d94SLen Brown } *package_even, *package_odd; 178c98d5d94SLen Brown 179c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 180c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 181c98d5d94SLen Brown 182c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 183c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 184c98d5d94SLen Brown topo.num_threads_per_core + \ 185c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 186c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 187c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 188c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 189c98d5d94SLen Brown 190c98d5d94SLen Brown struct system_summary { 191c98d5d94SLen Brown struct thread_data threads; 192c98d5d94SLen Brown struct core_data cores; 193c98d5d94SLen Brown struct pkg_data packages; 194c98d5d94SLen Brown } sum, average; 195c98d5d94SLen Brown 196c98d5d94SLen Brown 197c98d5d94SLen Brown struct topo_params { 198c98d5d94SLen Brown int num_packages; 199103a8feaSLen Brown int num_cpus; 200c98d5d94SLen Brown int num_cores; 201c98d5d94SLen Brown int max_cpu_num; 202c98d5d94SLen Brown int num_cores_per_pkg; 203c98d5d94SLen Brown int num_threads_per_core; 204c98d5d94SLen Brown } topo; 205103a8feaSLen Brown 206c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 207103a8feaSLen Brown 208c98d5d94SLen Brown void setup_all_buffers(void); 209103a8feaSLen Brown 210c98d5d94SLen Brown int cpu_is_not_present(int cpu) 211d15cf7c1SLen Brown { 212c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 213c98d5d94SLen Brown } 214c98d5d94SLen Brown /* 215c98d5d94SLen Brown * run func(thread, core, package) in topology order 216c98d5d94SLen Brown * skip non-present cpus 217c98d5d94SLen Brown */ 218c98d5d94SLen Brown 219c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 220c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 221c98d5d94SLen Brown { 222c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 223c98d5d94SLen Brown 224c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 225c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 226c98d5d94SLen Brown for (thread_no = 0; thread_no < 227c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 228c98d5d94SLen Brown struct thread_data *t; 229c98d5d94SLen Brown struct core_data *c; 230c98d5d94SLen Brown struct pkg_data *p; 231c98d5d94SLen Brown 232c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 233c98d5d94SLen Brown 234c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 235c98d5d94SLen Brown continue; 236c98d5d94SLen Brown 237c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 238c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 239c98d5d94SLen Brown 240c98d5d94SLen Brown retval = func(t, c, p); 241c98d5d94SLen Brown if (retval) 242c98d5d94SLen Brown return retval; 243c98d5d94SLen Brown } 244c98d5d94SLen Brown } 245c98d5d94SLen Brown } 246d15cf7c1SLen Brown return 0; 247d15cf7c1SLen Brown } 248d15cf7c1SLen Brown 24988c3281fSLen Brown int cpu_migrate(int cpu) 25088c3281fSLen Brown { 251c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 252c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 253c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 25488c3281fSLen Brown return -1; 25588c3281fSLen Brown else 25688c3281fSLen Brown return 0; 25788c3281fSLen Brown } 25888c3281fSLen Brown 25915aaa346SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 260103a8feaSLen Brown { 261103a8feaSLen Brown ssize_t retval; 262103a8feaSLen Brown char pathname[32]; 263103a8feaSLen Brown int fd; 264103a8feaSLen Brown 265103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 266103a8feaSLen Brown fd = open(pathname, O_RDONLY); 26715aaa346SLen Brown if (fd < 0) 26898481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 269103a8feaSLen Brown 27015aaa346SLen Brown retval = pread(fd, msr, sizeof *msr, offset); 271103a8feaSLen Brown close(fd); 27215aaa346SLen Brown 27398481e79SLen Brown if (retval != sizeof *msr) 27498481e79SLen Brown err(-1, "%s offset 0x%llx read failed", pathname, (unsigned long long)offset); 27515aaa346SLen Brown 27615aaa346SLen Brown return 0; 277103a8feaSLen Brown } 278103a8feaSLen Brown 279fc04cc67SLen Brown /* 280fc04cc67SLen Brown * Example Format w/ field column widths: 281fc04cc67SLen Brown * 282fc04cc67SLen 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 283e7c95ff3SLen Brown * 123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 284fc04cc67SLen Brown */ 285fc04cc67SLen Brown 286a829eb4dSLen Brown void print_header(void) 287103a8feaSLen Brown { 288103a8feaSLen Brown if (show_pkg) 289fc04cc67SLen Brown outp += sprintf(outp, " Package"); 290103a8feaSLen Brown if (show_core) 291fc04cc67SLen Brown outp += sprintf(outp, " Core"); 292103a8feaSLen Brown if (show_cpu) 293c98d5d94SLen Brown outp += sprintf(outp, " CPU"); 294103a8feaSLen Brown if (has_aperf) 295fc04cc67SLen Brown outp += sprintf(outp, " Avg_MHz"); 296d7899447SLen Brown if (has_aperf) 297fc04cc67SLen Brown outp += sprintf(outp, " %%Busy"); 298fc04cc67SLen Brown if (has_aperf) 299fc04cc67SLen Brown outp += sprintf(outp, " Bzy_MHz"); 300fc04cc67SLen Brown outp += sprintf(outp, " TSC_MHz"); 3011cc21f7bSLen Brown 3028e180f3cSLen Brown if (extra_delta_offset32) 303f9240813SLen Brown outp += sprintf(outp, " count 0x%03X", extra_delta_offset32); 3048e180f3cSLen Brown if (extra_delta_offset64) 305f9240813SLen Brown outp += sprintf(outp, " COUNT 0x%03X", extra_delta_offset64); 3062f32edf1SLen Brown if (extra_msr_offset32) 3078e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset32); 3082f32edf1SLen Brown if (extra_msr_offset64) 3098e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset64); 3101cc21f7bSLen Brown 3111cc21f7bSLen Brown if (!debug) 3121cc21f7bSLen Brown goto done; 3131cc21f7bSLen Brown 3141cc21f7bSLen Brown if (do_smi) 3151cc21f7bSLen Brown outp += sprintf(outp, " SMI"); 3161cc21f7bSLen Brown 317103a8feaSLen Brown if (do_nhm_cstates) 318fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c1"); 319144b44b1SLen Brown if (do_nhm_cstates && !do_slm_cstates) 320fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c3"); 321103a8feaSLen Brown if (do_nhm_cstates) 322fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c6"); 323103a8feaSLen Brown if (do_snb_cstates) 324fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c7"); 325889facbeSLen Brown 326889facbeSLen Brown if (do_dts) 327fc04cc67SLen Brown outp += sprintf(outp, " CoreTmp"); 328889facbeSLen Brown if (do_ptm) 329fc04cc67SLen Brown outp += sprintf(outp, " PkgTmp"); 330889facbeSLen Brown 3310b2bb692SLen Brown if (do_skl_residency) { 3320b2bb692SLen Brown outp += sprintf(outp, " Totl%%C0"); 3330b2bb692SLen Brown outp += sprintf(outp, " Any%%C0"); 3340b2bb692SLen Brown outp += sprintf(outp, " GFX%%C0"); 3350b2bb692SLen Brown outp += sprintf(outp, " CPUGFX%%"); 3360b2bb692SLen Brown } 3370b2bb692SLen Brown 338ee7e38e3SLen Brown if (do_pc2) 339fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc2"); 340ee7e38e3SLen Brown if (do_pc3) 341fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc3"); 342ee7e38e3SLen Brown if (do_pc6) 343fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc6"); 344ee7e38e3SLen Brown if (do_pc7) 345fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc7"); 346ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 347fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc8"); 348fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc9"); 349fc04cc67SLen Brown outp += sprintf(outp, " Pk%%pc10"); 350ca58710fSKristen Carlson Accardi } 351103a8feaSLen Brown 3525c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 353889facbeSLen Brown if (do_rapl & RAPL_PKG) 354fc04cc67SLen Brown outp += sprintf(outp, " PkgWatt"); 355889facbeSLen Brown if (do_rapl & RAPL_CORES) 356fc04cc67SLen Brown outp += sprintf(outp, " CorWatt"); 357889facbeSLen Brown if (do_rapl & RAPL_GFX) 358fc04cc67SLen Brown outp += sprintf(outp, " GFXWatt"); 359889facbeSLen Brown if (do_rapl & RAPL_DRAM) 360fc04cc67SLen Brown outp += sprintf(outp, " RAMWatt"); 361889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 362889facbeSLen Brown outp += sprintf(outp, " PKG_%%"); 363889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 364889facbeSLen Brown outp += sprintf(outp, " RAM_%%"); 365d7899447SLen Brown } else if (do_rapl && rapl_joules) { 3665c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 3675c56be9aSDirk Brandewie outp += sprintf(outp, " Pkg_J"); 3685c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 3695c56be9aSDirk Brandewie outp += sprintf(outp, " Cor_J"); 3705c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 3715c56be9aSDirk Brandewie outp += sprintf(outp, " GFX_J"); 3725c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 3735c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_W"); 3745c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 3755c56be9aSDirk Brandewie outp += sprintf(outp, " PKG_%%"); 3765c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 3775c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_%%"); 3785c56be9aSDirk Brandewie outp += sprintf(outp, " time"); 379889facbeSLen Brown 3805c56be9aSDirk Brandewie } 3811cc21f7bSLen Brown done: 382c98d5d94SLen Brown outp += sprintf(outp, "\n"); 383103a8feaSLen Brown } 384103a8feaSLen Brown 385c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 386c98d5d94SLen Brown struct pkg_data *p) 387103a8feaSLen Brown { 3883b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 389c98d5d94SLen Brown 390c98d5d94SLen Brown if (t) { 3913b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 3923b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 3933b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 3943b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 3953b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 3963b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 3973b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 3988e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 3993b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4008e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 4013b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4022f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4033b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4042f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 4051ed51011SLen Brown if (do_smi) 4063b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 407103a8feaSLen Brown } 408103a8feaSLen Brown 409c98d5d94SLen Brown if (c) { 4103b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4113b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4123b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4133b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4143b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 415c98d5d94SLen Brown } 416103a8feaSLen Brown 417c98d5d94SLen Brown if (p) { 4183b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4190b2bb692SLen Brown 4200b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4210b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4220b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4230b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4240b2bb692SLen Brown 4253b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 426ee7e38e3SLen Brown if (do_pc3) 4273b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 428ee7e38e3SLen Brown if (do_pc6) 4293b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 430ee7e38e3SLen Brown if (do_pc7) 4313b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4323b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4333b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4383b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4393b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4403b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4413b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4423b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4433b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 444c98d5d94SLen Brown } 4453b4d5c7fSAndy Shevchenko 4463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4473b4d5c7fSAndy Shevchenko 448c98d5d94SLen Brown return 0; 449103a8feaSLen Brown } 450103a8feaSLen Brown 451e23da037SLen Brown /* 452e23da037SLen Brown * column formatting convention & formats 453e23da037SLen Brown */ 454c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 455c98d5d94SLen Brown struct pkg_data *p) 456103a8feaSLen Brown { 457103a8feaSLen Brown double interval_float; 458fc04cc67SLen Brown char *fmt8; 459103a8feaSLen Brown 460c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 461c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 462c98d5d94SLen Brown return 0; 463c98d5d94SLen Brown 464c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 465c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 466c98d5d94SLen Brown return 0; 467c98d5d94SLen Brown 468103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 469103a8feaSLen Brown 470c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 471c98d5d94SLen Brown if (t == &average.threads) { 472103a8feaSLen Brown if (show_pkg) 473fc04cc67SLen Brown outp += sprintf(outp, " -"); 474103a8feaSLen Brown if (show_core) 475fc04cc67SLen Brown outp += sprintf(outp, " -"); 476103a8feaSLen Brown if (show_cpu) 477fc04cc67SLen Brown outp += sprintf(outp, " -"); 478103a8feaSLen Brown } else { 479c98d5d94SLen Brown if (show_pkg) { 480c98d5d94SLen Brown if (p) 481fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->package_id); 482c98d5d94SLen Brown else 483fc04cc67SLen Brown outp += sprintf(outp, " -"); 484c98d5d94SLen Brown } 485c98d5d94SLen Brown if (show_core) { 486c98d5d94SLen Brown if (c) 487fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_id); 488c98d5d94SLen Brown else 489fc04cc67SLen Brown outp += sprintf(outp, " -"); 490c98d5d94SLen Brown } 491103a8feaSLen Brown if (show_cpu) 492fc04cc67SLen Brown outp += sprintf(outp, "%8d", t->cpu_id); 493103a8feaSLen Brown } 494fc04cc67SLen Brown 495d7899447SLen Brown /* Avg_MHz */ 496fc04cc67SLen Brown if (has_aperf) 497fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 498fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 499fc04cc67SLen Brown 500d7899447SLen Brown /* %Busy */ 501d7899447SLen Brown if (has_aperf) { 502103a8feaSLen Brown if (!skip_c0) 503fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc); 504103a8feaSLen Brown else 505fc04cc67SLen Brown outp += sprintf(outp, "********"); 506103a8feaSLen Brown } 507103a8feaSLen Brown 508d7899447SLen Brown /* Bzy_MHz */ 509fc04cc67SLen Brown if (has_aperf) 510fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 511fc04cc67SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 512103a8feaSLen Brown 513d7899447SLen Brown /* TSC_MHz */ 514fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float); 515103a8feaSLen Brown 5168e180f3cSLen Brown /* delta */ 5178e180f3cSLen Brown if (extra_delta_offset32) 5188e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta32); 5198e180f3cSLen Brown 5208e180f3cSLen Brown /* DELTA */ 5218e180f3cSLen Brown if (extra_delta_offset64) 5228e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta64); 5232f32edf1SLen Brown /* msr */ 5242f32edf1SLen Brown if (extra_msr_offset32) 5258e180f3cSLen Brown outp += sprintf(outp, " 0x%08llx", t->extra_msr32); 5262f32edf1SLen Brown 527130ff304SLen Brown /* MSR */ 5282f32edf1SLen Brown if (extra_msr_offset64) 5292f32edf1SLen Brown outp += sprintf(outp, " 0x%016llx", t->extra_msr64); 530130ff304SLen Brown 5311cc21f7bSLen Brown if (!debug) 5321cc21f7bSLen Brown goto done; 5331cc21f7bSLen Brown 5341cc21f7bSLen Brown /* SMI */ 5351cc21f7bSLen Brown if (do_smi) 5361cc21f7bSLen Brown outp += sprintf(outp, "%8d", t->smi_count); 5371cc21f7bSLen Brown 538103a8feaSLen Brown if (do_nhm_cstates) { 539103a8feaSLen Brown if (!skip_c1) 540fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->c1/t->tsc); 541103a8feaSLen Brown else 542fc04cc67SLen Brown outp += sprintf(outp, "********"); 543103a8feaSLen Brown } 544c98d5d94SLen Brown 545c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 546c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 547c98d5d94SLen Brown goto done; 548c98d5d94SLen Brown 549144b44b1SLen Brown if (do_nhm_cstates && !do_slm_cstates) 550fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c3/t->tsc); 551103a8feaSLen Brown if (do_nhm_cstates) 552fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c6/t->tsc); 553103a8feaSLen Brown if (do_snb_cstates) 554fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c7/t->tsc); 555c98d5d94SLen Brown 556889facbeSLen Brown if (do_dts) 557fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_temp_c); 558889facbeSLen Brown 559c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 560c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 561c98d5d94SLen Brown goto done; 562c98d5d94SLen Brown 5630b2bb692SLen Brown /* PkgTmp */ 564889facbeSLen Brown if (do_ptm) 565fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->pkg_temp_c); 566889facbeSLen Brown 5670b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 5680b2bb692SLen Brown if (do_skl_residency) { 5690b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 5700b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 5710b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 5720b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 5730b2bb692SLen Brown } 5740b2bb692SLen Brown 575ee7e38e3SLen Brown if (do_pc2) 576fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc2/t->tsc); 577ee7e38e3SLen Brown if (do_pc3) 578fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc3/t->tsc); 579ee7e38e3SLen Brown if (do_pc6) 580fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc6/t->tsc); 581ee7e38e3SLen Brown if (do_pc7) 582fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc7/t->tsc); 583ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 584fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc8/t->tsc); 585fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc9/t->tsc); 586fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc10/t->tsc); 587ca58710fSKristen Carlson Accardi } 588889facbeSLen Brown 589889facbeSLen Brown /* 590889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 591889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 592889facbeSLen Brown */ 593fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 594fc04cc67SLen Brown fmt8 = "%8.2f"; 595fc04cc67SLen Brown else 596fc04cc67SLen Brown fmt8 = " %6.0f**"; 597889facbeSLen Brown 5985c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 599889facbeSLen Brown if (do_rapl & RAPL_PKG) 600fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 601889facbeSLen Brown if (do_rapl & RAPL_CORES) 602fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 603889facbeSLen Brown if (do_rapl & RAPL_GFX) 604fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 605889facbeSLen Brown if (do_rapl & RAPL_DRAM) 60640ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 607889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 608fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 609889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 610fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 611d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6125c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 613fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6145c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6155c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 616fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6175c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6185c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 619fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6205c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6215c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 622fc04cc67SLen Brown outp += sprintf(outp, fmt8, 62340ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6245c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 625fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6265c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 627fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 628889facbeSLen Brown 629d7899447SLen Brown outp += sprintf(outp, fmt8, interval_float); 6305c56be9aSDirk Brandewie } 631c98d5d94SLen Brown done: 632c98d5d94SLen Brown outp += sprintf(outp, "\n"); 633c98d5d94SLen Brown 634c98d5d94SLen Brown return 0; 635103a8feaSLen Brown } 636103a8feaSLen Brown 637c98d5d94SLen Brown void flush_stdout() 638103a8feaSLen Brown { 639c98d5d94SLen Brown fputs(output_buffer, stdout); 640ddac0d68SLen Brown fflush(stdout); 641c98d5d94SLen Brown outp = output_buffer; 642c98d5d94SLen Brown } 643c98d5d94SLen Brown void flush_stderr() 644c98d5d94SLen Brown { 645c98d5d94SLen Brown fputs(output_buffer, stderr); 646c98d5d94SLen Brown outp = output_buffer; 647c98d5d94SLen Brown } 648c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 649c98d5d94SLen Brown { 650e23da037SLen Brown static int printed; 651103a8feaSLen Brown 652e23da037SLen Brown if (!printed || !summary_only) 653103a8feaSLen Brown print_header(); 654103a8feaSLen Brown 655c98d5d94SLen Brown if (topo.num_cpus > 1) 656c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 657c98d5d94SLen Brown &average.packages); 658103a8feaSLen Brown 659e23da037SLen Brown printed = 1; 660e23da037SLen Brown 661e23da037SLen Brown if (summary_only) 662e23da037SLen Brown return; 663e23da037SLen Brown 664c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 665103a8feaSLen Brown } 666103a8feaSLen Brown 667889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 668889facbeSLen Brown if (new > old) { \ 669889facbeSLen Brown old = new - old; \ 670889facbeSLen Brown } else { \ 671889facbeSLen Brown old = 0x100000000 + new - old; \ 672889facbeSLen Brown } 673889facbeSLen Brown 674c98d5d94SLen Brown void 675c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 676103a8feaSLen Brown { 6770b2bb692SLen Brown 6780b2bb692SLen Brown if (do_skl_residency) { 6790b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 6800b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 6810b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 6820b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 6830b2bb692SLen Brown } 684c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 685ee7e38e3SLen Brown if (do_pc3) 686c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 687ee7e38e3SLen Brown if (do_pc6) 688c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 689ee7e38e3SLen Brown if (do_pc7) 690c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 691ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 692ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 693ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 694889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 695889facbeSLen Brown 696889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 697889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 698889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 699889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 700889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 701889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 702103a8feaSLen Brown } 703103a8feaSLen Brown 704c98d5d94SLen Brown void 705c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 706c98d5d94SLen Brown { 707c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 708c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 709c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 710889facbeSLen Brown old->core_temp_c = new->core_temp_c; 711103a8feaSLen Brown } 712c98d5d94SLen Brown 713c3ae331dSLen Brown /* 714c3ae331dSLen Brown * old = new - old 715c3ae331dSLen Brown */ 716c98d5d94SLen Brown void 717c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 718c98d5d94SLen Brown struct core_data *core_delta) 719c98d5d94SLen Brown { 720c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 721c98d5d94SLen Brown 722103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 723b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 724b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 725b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 726b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 727103a8feaSLen Brown 728c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 729c98d5d94SLen Brown 730a729617cSLen Brown if (has_aperf) { 731c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 732c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 733c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 734c98d5d94SLen Brown } else { 735c98d5d94SLen Brown 736103a8feaSLen Brown if (!aperf_mperf_unstable) { 737103a8feaSLen Brown fprintf(stderr, "%s: APERF or MPERF went backwards *\n", progname); 738103a8feaSLen Brown fprintf(stderr, "* Frequency results do not cover entire interval *\n"); 739103a8feaSLen Brown fprintf(stderr, "* fix this by running Linux-2.6.30 or later *\n"); 740103a8feaSLen Brown 741103a8feaSLen Brown aperf_mperf_unstable = 1; 742103a8feaSLen Brown } 743103a8feaSLen Brown /* 744103a8feaSLen Brown * mperf delta is likely a huge "positive" number 745103a8feaSLen Brown * can not use it for calculating c0 time 746103a8feaSLen Brown */ 747103a8feaSLen Brown skip_c0 = 1; 748103a8feaSLen Brown skip_c1 = 1; 749103a8feaSLen Brown } 750a729617cSLen Brown } 751103a8feaSLen Brown 752c98d5d94SLen Brown 753144b44b1SLen Brown if (use_c1_residency_msr) { 754144b44b1SLen Brown /* 755144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 756144b44b1SLen Brown * which should be more accurate than the derivation below. 757144b44b1SLen Brown */ 758144b44b1SLen Brown } else { 759103a8feaSLen Brown /* 760c3ae331dSLen Brown * As counter collection is not atomic, 761c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 762103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 763103a8feaSLen Brown */ 764c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 765c98d5d94SLen Brown old->c1 = 0; 766c98d5d94SLen Brown else { 767c98d5d94SLen Brown /* normal case, derive c1 */ 768c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 769c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 770c98d5d94SLen Brown } 771144b44b1SLen Brown } 772c3ae331dSLen Brown 773c98d5d94SLen Brown if (old->mperf == 0) { 774d8af6f5fSLen Brown if (debug > 1) fprintf(stderr, "cpu%d MPERF 0!\n", old->cpu_id); 775c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 776c98d5d94SLen Brown } 777103a8feaSLen Brown 7788e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 7798e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 7808e180f3cSLen Brown 7818e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 7828e180f3cSLen Brown 783103a8feaSLen Brown /* 7848e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 785103a8feaSLen Brown */ 7862f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 7872f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 7881ed51011SLen Brown 7891ed51011SLen Brown if (do_smi) 7901ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 791103a8feaSLen Brown } 792c98d5d94SLen Brown 793c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 794c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 795c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 796c98d5d94SLen Brown { 797c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 798c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 799c98d5d94SLen Brown delta_core(c, c2); 800c98d5d94SLen Brown 801c98d5d94SLen Brown /* always calculate thread delta */ 802c98d5d94SLen Brown delta_thread(t, t2, c2); /* c2 is core delta */ 803c98d5d94SLen Brown 804c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 805c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 806c98d5d94SLen Brown delta_package(p, p2); 807c98d5d94SLen Brown 808103a8feaSLen Brown return 0; 809103a8feaSLen Brown } 810103a8feaSLen Brown 811c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 812103a8feaSLen Brown { 813c98d5d94SLen Brown t->tsc = 0; 814c98d5d94SLen Brown t->aperf = 0; 815c98d5d94SLen Brown t->mperf = 0; 816c98d5d94SLen Brown t->c1 = 0; 817103a8feaSLen Brown 8181ed51011SLen Brown t->smi_count = 0; 8198e180f3cSLen Brown t->extra_delta32 = 0; 8208e180f3cSLen Brown t->extra_delta64 = 0; 8218e180f3cSLen Brown 822c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 823c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 824c98d5d94SLen Brown 825c98d5d94SLen Brown c->c3 = 0; 826c98d5d94SLen Brown c->c6 = 0; 827c98d5d94SLen Brown c->c7 = 0; 828889facbeSLen Brown c->core_temp_c = 0; 829c98d5d94SLen Brown 8300b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 8310b2bb692SLen Brown p->pkg_any_core_c0 = 0; 8320b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 8330b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 8340b2bb692SLen Brown 835c98d5d94SLen Brown p->pc2 = 0; 836ee7e38e3SLen Brown if (do_pc3) 837c98d5d94SLen Brown p->pc3 = 0; 838ee7e38e3SLen Brown if (do_pc6) 839c98d5d94SLen Brown p->pc6 = 0; 840ee7e38e3SLen Brown if (do_pc7) 841c98d5d94SLen Brown p->pc7 = 0; 842ca58710fSKristen Carlson Accardi p->pc8 = 0; 843ca58710fSKristen Carlson Accardi p->pc9 = 0; 844ca58710fSKristen Carlson Accardi p->pc10 = 0; 845889facbeSLen Brown 846889facbeSLen Brown p->energy_pkg = 0; 847889facbeSLen Brown p->energy_dram = 0; 848889facbeSLen Brown p->energy_cores = 0; 849889facbeSLen Brown p->energy_gfx = 0; 850889facbeSLen Brown p->rapl_pkg_perf_status = 0; 851889facbeSLen Brown p->rapl_dram_perf_status = 0; 852889facbeSLen Brown p->pkg_temp_c = 0; 853103a8feaSLen Brown } 854c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 855c98d5d94SLen Brown struct pkg_data *p) 856103a8feaSLen Brown { 857c98d5d94SLen Brown average.threads.tsc += t->tsc; 858c98d5d94SLen Brown average.threads.aperf += t->aperf; 859c98d5d94SLen Brown average.threads.mperf += t->mperf; 860c98d5d94SLen Brown average.threads.c1 += t->c1; 86115aaa346SLen Brown 8628e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 8638e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 8648e180f3cSLen Brown 865c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 866c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 867c98d5d94SLen Brown return 0; 868c98d5d94SLen Brown 869c98d5d94SLen Brown average.cores.c3 += c->c3; 870c98d5d94SLen Brown average.cores.c6 += c->c6; 871c98d5d94SLen Brown average.cores.c7 += c->c7; 872c98d5d94SLen Brown 873889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 874889facbeSLen Brown 875c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 876c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 877c98d5d94SLen Brown return 0; 878c98d5d94SLen Brown 8790b2bb692SLen Brown if (do_skl_residency) { 8800b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 8810b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 8820b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 8830b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 8840b2bb692SLen Brown } 8850b2bb692SLen Brown 886c98d5d94SLen Brown average.packages.pc2 += p->pc2; 887ee7e38e3SLen Brown if (do_pc3) 888c98d5d94SLen Brown average.packages.pc3 += p->pc3; 889ee7e38e3SLen Brown if (do_pc6) 890c98d5d94SLen Brown average.packages.pc6 += p->pc6; 891ee7e38e3SLen Brown if (do_pc7) 892c98d5d94SLen Brown average.packages.pc7 += p->pc7; 893ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 894ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 895ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 896c98d5d94SLen Brown 897889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 898889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 899889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 900889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 901889facbeSLen Brown 902889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 903889facbeSLen Brown 904889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 905889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 906c98d5d94SLen Brown return 0; 907c98d5d94SLen Brown } 908c98d5d94SLen Brown /* 909c98d5d94SLen Brown * sum the counters for all cpus in the system 910c98d5d94SLen Brown * compute the weighted average 911c98d5d94SLen Brown */ 912c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 913c98d5d94SLen Brown struct pkg_data *p) 914c98d5d94SLen Brown { 915c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 916c98d5d94SLen Brown 917c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 918c98d5d94SLen Brown 919c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 920c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 921c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 922c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 923c98d5d94SLen Brown 9248e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 9258e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 9268e180f3cSLen Brown 9278e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 9288e180f3cSLen Brown 929c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 930c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 931c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 932c98d5d94SLen Brown 9330b2bb692SLen Brown if (do_skl_residency) { 9340b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 9350b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 9360b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 9370b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 9380b2bb692SLen Brown } 9390b2bb692SLen Brown 940c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 941ee7e38e3SLen Brown if (do_pc3) 942c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 943ee7e38e3SLen Brown if (do_pc6) 944c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 945ee7e38e3SLen Brown if (do_pc7) 946c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 947ca58710fSKristen Carlson Accardi 948ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 949ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 950ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 951c98d5d94SLen Brown } 952c98d5d94SLen Brown 953c98d5d94SLen Brown static unsigned long long rdtsc(void) 954c98d5d94SLen Brown { 955c98d5d94SLen Brown unsigned int low, high; 956c98d5d94SLen Brown 957c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 958c98d5d94SLen Brown 959c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 960c98d5d94SLen Brown } 961c98d5d94SLen Brown 962c98d5d94SLen Brown 963c98d5d94SLen Brown /* 964c98d5d94SLen Brown * get_counters(...) 965c98d5d94SLen Brown * migrate to cpu 966c98d5d94SLen Brown * acquire and record local counters for that cpu 967c98d5d94SLen Brown */ 968c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 969c98d5d94SLen Brown { 970c98d5d94SLen Brown int cpu = t->cpu_id; 971889facbeSLen Brown unsigned long long msr; 972c98d5d94SLen Brown 973e52966c0SLen Brown if (cpu_migrate(cpu)) { 974e52966c0SLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 97515aaa346SLen Brown return -1; 976e52966c0SLen Brown } 97715aaa346SLen Brown 978c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 97915aaa346SLen Brown 98015aaa346SLen Brown if (has_aperf) { 9819c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 982c98d5d94SLen Brown return -3; 9839c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 984c98d5d94SLen Brown return -4; 98588c3281fSLen Brown } 98688c3281fSLen Brown 9871ed51011SLen Brown if (do_smi) { 9881ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 9891ed51011SLen Brown return -5; 9901ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 9911ed51011SLen Brown } 9928e180f3cSLen Brown if (extra_delta_offset32) { 993889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 9942f32edf1SLen Brown return -5; 995889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 9968e180f3cSLen Brown } 9978e180f3cSLen Brown 9988e180f3cSLen Brown if (extra_delta_offset64) 9998e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 10008e180f3cSLen Brown return -5; 10018e180f3cSLen Brown 10028e180f3cSLen Brown if (extra_msr_offset32) { 1003889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 10048e180f3cSLen Brown return -5; 1005889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 10068e180f3cSLen Brown } 10072f32edf1SLen Brown 10082f32edf1SLen Brown if (extra_msr_offset64) 10092f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1010c98d5d94SLen Brown return -5; 1011c98d5d94SLen Brown 1012144b44b1SLen Brown if (use_c1_residency_msr) { 1013144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1014144b44b1SLen Brown return -6; 1015144b44b1SLen Brown } 1016144b44b1SLen Brown 1017c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1018c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1019c98d5d94SLen Brown return 0; 1020c98d5d94SLen Brown 1021144b44b1SLen Brown if (do_nhm_cstates && !do_slm_cstates) { 1022c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1023c98d5d94SLen Brown return -6; 1024144b44b1SLen Brown } 1025144b44b1SLen Brown 1026144b44b1SLen Brown if (do_nhm_cstates) { 1027c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1028c98d5d94SLen Brown return -7; 1029103a8feaSLen Brown } 103015aaa346SLen Brown 103115aaa346SLen Brown if (do_snb_cstates) 1032c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1033c98d5d94SLen Brown return -8; 1034c98d5d94SLen Brown 1035889facbeSLen Brown if (do_dts) { 1036889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1037889facbeSLen Brown return -9; 1038889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1039889facbeSLen Brown } 1040889facbeSLen Brown 1041889facbeSLen Brown 1042c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1043c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1044c98d5d94SLen Brown return 0; 104515aaa346SLen Brown 10460b2bb692SLen Brown if (do_skl_residency) { 10470b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 10480b2bb692SLen Brown return -10; 10490b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 10500b2bb692SLen Brown return -11; 10510b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 10520b2bb692SLen Brown return -12; 10530b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 10540b2bb692SLen Brown return -13; 10550b2bb692SLen Brown } 1056ee7e38e3SLen Brown if (do_pc3) 1057c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1058c98d5d94SLen Brown return -9; 1059ee7e38e3SLen Brown if (do_pc6) 1060c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1061c98d5d94SLen Brown return -10; 1062ee7e38e3SLen Brown if (do_pc2) 1063c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1064c98d5d94SLen Brown return -11; 1065ee7e38e3SLen Brown if (do_pc7) 1066c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1067c98d5d94SLen Brown return -12; 1068ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1069ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1070ca58710fSKristen Carlson Accardi return -13; 1071ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1072ca58710fSKristen Carlson Accardi return -13; 1073ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1074ca58710fSKristen Carlson Accardi return -13; 1075ca58710fSKristen Carlson Accardi } 1076889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1077889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1078889facbeSLen Brown return -13; 1079889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1080889facbeSLen Brown } 1081889facbeSLen Brown if (do_rapl & RAPL_CORES) { 1082889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1083889facbeSLen Brown return -14; 1084889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1085889facbeSLen Brown } 1086889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1087889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1088889facbeSLen Brown return -15; 1089889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1090889facbeSLen Brown } 1091889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1092889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1093889facbeSLen Brown return -16; 1094889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1095889facbeSLen Brown } 1096889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1097889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1098889facbeSLen Brown return -16; 1099889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1100889facbeSLen Brown } 1101889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1102889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1103889facbeSLen Brown return -16; 1104889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1105889facbeSLen Brown } 1106889facbeSLen Brown if (do_ptm) { 1107889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1108889facbeSLen Brown return -17; 1109889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1110889facbeSLen Brown } 111115aaa346SLen Brown return 0; 1112103a8feaSLen Brown } 1113103a8feaSLen Brown 1114ee7e38e3SLen Brown /* 1115ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1116ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1117ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1118ee7e38e3SLen Brown */ 1119ee7e38e3SLen Brown 1120ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1121ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1122ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1123ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1124ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1125ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1126ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1127ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1128ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1129ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1130ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1131ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 11320b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 11330b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 11340b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1135ee7e38e3SLen Brown 1136ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1137ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 11380b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1139ee7e38e3SLen Brown 1140e9257f5fSLen Brown int nhm_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__3, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1141e9257f5fSLen Brown int snb_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCL__7, PCL_7S, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1142e9257f5fSLen Brown int hsw_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1143e9257f5fSLen Brown int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1144e9257f5fSLen Brown int amt_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1145e9257f5fSLen Brown int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1146ee7e38e3SLen Brown 1147fcd17211SLen Brown static void 1148fcd17211SLen Brown dump_nhm_platform_info(void) 1149103a8feaSLen Brown { 1150103a8feaSLen Brown unsigned long long msr; 1151103a8feaSLen Brown unsigned int ratio; 1152103a8feaSLen Brown 11539c63a650SLen Brown get_msr(0, MSR_NHM_PLATFORM_INFO, &msr); 1154103a8feaSLen Brown 1155889facbeSLen Brown fprintf(stderr, "cpu0: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", msr); 11566574a5d5SLen Brown 1157103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 11588f61f359SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1159103a8feaSLen Brown ratio, bclk, ratio * bclk); 1160103a8feaSLen Brown 1161103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 11628f61f359SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz base frequency\n", 1163103a8feaSLen Brown ratio, bclk, ratio * bclk); 1164103a8feaSLen Brown 116567920418SLen Brown get_msr(0, MSR_IA32_POWER_CTL, &msr); 1166144b44b1SLen Brown fprintf(stderr, "cpu0: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 116767920418SLen Brown msr, msr & 0x2 ? "EN" : "DIS"); 116867920418SLen Brown 1169fcd17211SLen Brown return; 1170fcd17211SLen Brown } 1171fcd17211SLen Brown 1172fcd17211SLen Brown static void 1173fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1174fcd17211SLen Brown { 1175fcd17211SLen Brown unsigned long long msr; 1176fcd17211SLen Brown unsigned int ratio; 1177fcd17211SLen Brown 1178fcd17211SLen Brown get_msr(0, MSR_TURBO_RATIO_LIMIT2, &msr); 1179fcd17211SLen Brown 1180fcd17211SLen Brown fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", msr); 1181fcd17211SLen Brown 1182fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1183fcd17211SLen Brown if (ratio) 1184fcd17211SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1185fcd17211SLen Brown ratio, bclk, ratio * bclk); 1186fcd17211SLen Brown 1187fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1188fcd17211SLen Brown if (ratio) 1189fcd17211SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1190fcd17211SLen Brown ratio, bclk, ratio * bclk); 1191fcd17211SLen Brown return; 1192fcd17211SLen Brown } 1193fcd17211SLen Brown 1194fcd17211SLen Brown static void 1195fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1196fcd17211SLen Brown { 1197fcd17211SLen Brown unsigned long long msr; 1198fcd17211SLen Brown unsigned int ratio; 11996574a5d5SLen Brown 120012bb43c6SLen Brown get_msr(0, MSR_TURBO_RATIO_LIMIT1, &msr); 12016574a5d5SLen Brown 120212bb43c6SLen Brown fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", msr); 12036574a5d5SLen Brown 12046574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12056574a5d5SLen Brown if (ratio) 12066574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 12076574a5d5SLen Brown ratio, bclk, ratio * bclk); 12086574a5d5SLen Brown 12096574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12106574a5d5SLen Brown if (ratio) 12116574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 12126574a5d5SLen Brown ratio, bclk, ratio * bclk); 12136574a5d5SLen Brown 12146574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12156574a5d5SLen Brown if (ratio) 12166574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 12176574a5d5SLen Brown ratio, bclk, ratio * bclk); 12186574a5d5SLen Brown 12196574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12206574a5d5SLen Brown if (ratio) 12216574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 12226574a5d5SLen Brown ratio, bclk, ratio * bclk); 12236574a5d5SLen Brown 12246574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 12256574a5d5SLen Brown if (ratio) 12266574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 12276574a5d5SLen Brown ratio, bclk, ratio * bclk); 12286574a5d5SLen Brown 12296574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 12306574a5d5SLen Brown if (ratio) 12316574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 12326574a5d5SLen Brown ratio, bclk, ratio * bclk); 12336574a5d5SLen Brown 12346574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 12356574a5d5SLen Brown if (ratio) 12366574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 12376574a5d5SLen Brown ratio, bclk, ratio * bclk); 12386574a5d5SLen Brown 12396574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 12406574a5d5SLen Brown if (ratio) 12416574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 12426574a5d5SLen Brown ratio, bclk, ratio * bclk); 1243103a8feaSLen Brown return; 1244fcd17211SLen Brown } 1245fcd17211SLen Brown 1246fcd17211SLen Brown static void 1247fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1248fcd17211SLen Brown { 1249fcd17211SLen Brown unsigned long long msr; 1250fcd17211SLen Brown unsigned int ratio; 1251103a8feaSLen Brown 125212bb43c6SLen Brown get_msr(0, MSR_TURBO_RATIO_LIMIT, &msr); 1253103a8feaSLen Brown 125412bb43c6SLen Brown fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", msr); 12556574a5d5SLen Brown 12566574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12576574a5d5SLen Brown if (ratio) 12586574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 12596574a5d5SLen Brown ratio, bclk, ratio * bclk); 12606574a5d5SLen Brown 12616574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12626574a5d5SLen Brown if (ratio) 12636574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 12646574a5d5SLen Brown ratio, bclk, ratio * bclk); 12656574a5d5SLen Brown 12666574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12676574a5d5SLen Brown if (ratio) 12686574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 12696574a5d5SLen Brown ratio, bclk, ratio * bclk); 12706574a5d5SLen Brown 12716574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12726574a5d5SLen Brown if (ratio) 12736574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 12746574a5d5SLen Brown ratio, bclk, ratio * bclk); 12756574a5d5SLen Brown 1276103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1277103a8feaSLen Brown if (ratio) 1278103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1279103a8feaSLen Brown ratio, bclk, ratio * bclk); 1280103a8feaSLen Brown 1281103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1282103a8feaSLen Brown if (ratio) 1283103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1284103a8feaSLen Brown ratio, bclk, ratio * bclk); 1285103a8feaSLen Brown 1286103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1287103a8feaSLen Brown if (ratio) 1288103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1289103a8feaSLen Brown ratio, bclk, ratio * bclk); 1290103a8feaSLen Brown 1291103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1292103a8feaSLen Brown if (ratio) 1293103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1294103a8feaSLen Brown ratio, bclk, ratio * bclk); 1295fcd17211SLen Brown return; 1296fcd17211SLen Brown } 12973a9a941dSLen Brown 1298fcd17211SLen Brown static void 1299fcd17211SLen Brown dump_nhm_cst_cfg(void) 1300fcd17211SLen Brown { 1301fcd17211SLen Brown unsigned long long msr; 1302fcd17211SLen Brown 1303fcd17211SLen Brown get_msr(0, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1304fcd17211SLen Brown 1305fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1306fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1307fcd17211SLen Brown 1308fcd17211SLen Brown fprintf(stderr, "cpu0: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", msr); 1309fcd17211SLen Brown 1310fcd17211SLen Brown fprintf(stderr, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1311fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1312fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1313fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1314fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1315fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 1316fcd17211SLen Brown (unsigned int)msr & 7, 1317fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1318fcd17211SLen Brown return; 1319103a8feaSLen Brown } 1320103a8feaSLen Brown 1321c98d5d94SLen Brown void free_all_buffers(void) 1322103a8feaSLen Brown { 1323c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1324c98d5d94SLen Brown cpu_present_set = NULL; 1325c98d5d94SLen Brown cpu_present_set = 0; 1326103a8feaSLen Brown 1327c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1328c98d5d94SLen Brown cpu_affinity_set = NULL; 1329c98d5d94SLen Brown cpu_affinity_setsize = 0; 1330103a8feaSLen Brown 1331c98d5d94SLen Brown free(thread_even); 1332c98d5d94SLen Brown free(core_even); 1333c98d5d94SLen Brown free(package_even); 1334103a8feaSLen Brown 1335c98d5d94SLen Brown thread_even = NULL; 1336c98d5d94SLen Brown core_even = NULL; 1337c98d5d94SLen Brown package_even = NULL; 1338103a8feaSLen Brown 1339c98d5d94SLen Brown free(thread_odd); 1340c98d5d94SLen Brown free(core_odd); 1341c98d5d94SLen Brown free(package_odd); 1342103a8feaSLen Brown 1343c98d5d94SLen Brown thread_odd = NULL; 1344c98d5d94SLen Brown core_odd = NULL; 1345c98d5d94SLen Brown package_odd = NULL; 1346103a8feaSLen Brown 1347c98d5d94SLen Brown free(output_buffer); 1348c98d5d94SLen Brown output_buffer = NULL; 1349c98d5d94SLen Brown outp = NULL; 1350103a8feaSLen Brown } 1351103a8feaSLen Brown 1352103a8feaSLen Brown /* 135357a42a34SJosh Triplett * Open a file, and exit on failure 135457a42a34SJosh Triplett */ 135557a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 135657a42a34SJosh Triplett { 135757a42a34SJosh Triplett FILE *filep = fopen(path, "r"); 1358b2c95d90SJosh Triplett if (!filep) 1359b2c95d90SJosh Triplett err(1, "%s: open failed", path); 136057a42a34SJosh Triplett return filep; 136157a42a34SJosh Triplett } 136257a42a34SJosh Triplett 136357a42a34SJosh Triplett /* 136495aebc44SJosh Triplett * Parse a file containing a single int. 136595aebc44SJosh Triplett */ 136695aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 136795aebc44SJosh Triplett { 136895aebc44SJosh Triplett va_list args; 136995aebc44SJosh Triplett char path[PATH_MAX]; 137095aebc44SJosh Triplett FILE *filep; 137195aebc44SJosh Triplett int value; 137295aebc44SJosh Triplett 137395aebc44SJosh Triplett va_start(args, fmt); 137495aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 137595aebc44SJosh Triplett va_end(args); 137657a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1377b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1378b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 137995aebc44SJosh Triplett fclose(filep); 138095aebc44SJosh Triplett return value; 138195aebc44SJosh Triplett } 138295aebc44SJosh Triplett 138395aebc44SJosh Triplett /* 1384*e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1385*e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1386*e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1387103a8feaSLen Brown */ 1388*e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1389103a8feaSLen Brown { 1390*e275b388SDasaratharaman Chandramouli char path[64]; 1391*e275b388SDasaratharaman Chandramouli FILE *filep; 1392*e275b388SDasaratharaman Chandramouli int this_cpu; 1393*e275b388SDasaratharaman Chandramouli char character; 1394*e275b388SDasaratharaman Chandramouli int i; 1395*e275b388SDasaratharaman Chandramouli 1396*e275b388SDasaratharaman Chandramouli sprintf(path, 1397*e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1398*e275b388SDasaratharaman Chandramouli cpu); 1399*e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1400*e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1401*e275b388SDasaratharaman Chandramouli perror(path); 1402*e275b388SDasaratharaman Chandramouli exit(1); 1403*e275b388SDasaratharaman Chandramouli } 1404*e275b388SDasaratharaman Chandramouli 1405*e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1406*e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1407*e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1408*e275b388SDasaratharaman Chandramouli fclose(filep); 1409*e275b388SDasaratharaman Chandramouli return i; 1410*e275b388SDasaratharaman Chandramouli } 1411*e275b388SDasaratharaman Chandramouli 1412*e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1413*e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1414*e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1415*e275b388SDasaratharaman Chandramouli } 1416*e275b388SDasaratharaman Chandramouli 1417*e275b388SDasaratharaman Chandramouli fclose(filep); 1418*e275b388SDasaratharaman Chandramouli return -1; 1419c98d5d94SLen Brown } 1420103a8feaSLen Brown 1421c98d5d94SLen Brown /* 1422c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1423c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1424c98d5d94SLen Brown */ 1425c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1426c98d5d94SLen Brown { 142795aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1428103a8feaSLen Brown } 1429103a8feaSLen Brown 1430103a8feaSLen Brown int get_physical_package_id(int cpu) 1431103a8feaSLen Brown { 143295aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1433103a8feaSLen Brown } 1434103a8feaSLen Brown 1435103a8feaSLen Brown int get_core_id(int cpu) 1436103a8feaSLen Brown { 143795aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1438103a8feaSLen Brown } 1439103a8feaSLen Brown 1440c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1441c98d5d94SLen Brown { 1442c98d5d94SLen Brown char path[80]; 1443c98d5d94SLen Brown FILE *filep; 1444*e275b388SDasaratharaman Chandramouli int sib1; 1445*e275b388SDasaratharaman Chandramouli int matches = 0; 1446c98d5d94SLen Brown char character; 1447*e275b388SDasaratharaman Chandramouli char str[100]; 1448*e275b388SDasaratharaman Chandramouli char *ch; 1449c98d5d94SLen Brown 1450c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 145157a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1452*e275b388SDasaratharaman Chandramouli 1453103a8feaSLen Brown /* 1454c98d5d94SLen Brown * file format: 1455*e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1456*e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1457c98d5d94SLen Brown */ 1458*e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 1459*e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 1460*e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 1461*e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 1462*e275b388SDasaratharaman Chandramouli while (ch != NULL) { 1463*e275b388SDasaratharaman Chandramouli matches++; 1464*e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 1465*e275b388SDasaratharaman Chandramouli } 1466c98d5d94SLen Brown 1467c98d5d94SLen Brown fclose(filep); 1468*e275b388SDasaratharaman Chandramouli return matches+1; 1469c98d5d94SLen Brown } 1470c98d5d94SLen Brown 1471c98d5d94SLen Brown /* 1472c98d5d94SLen Brown * run func(thread, core, package) in topology order 1473c98d5d94SLen Brown * skip non-present cpus 1474103a8feaSLen Brown */ 1475103a8feaSLen Brown 1476c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1477c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1478c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1479c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1480c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1481c98d5d94SLen Brown struct pkg_data *pkg_base2) 1482c98d5d94SLen Brown { 1483c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1484c98d5d94SLen Brown 1485c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1486c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1487c98d5d94SLen Brown for (thread_no = 0; thread_no < 1488c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1489c98d5d94SLen Brown struct thread_data *t, *t2; 1490c98d5d94SLen Brown struct core_data *c, *c2; 1491c98d5d94SLen Brown struct pkg_data *p, *p2; 1492c98d5d94SLen Brown 1493c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1494c98d5d94SLen Brown 1495c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1496c98d5d94SLen Brown continue; 1497c98d5d94SLen Brown 1498c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1499c98d5d94SLen Brown 1500c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1501c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1502c98d5d94SLen Brown 1503c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1504c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1505c98d5d94SLen Brown 1506c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1507c98d5d94SLen Brown if (retval) 1508c98d5d94SLen Brown return retval; 1509c98d5d94SLen Brown } 1510c98d5d94SLen Brown } 1511c98d5d94SLen Brown } 1512c98d5d94SLen Brown return 0; 1513c98d5d94SLen Brown } 1514c98d5d94SLen Brown 1515c98d5d94SLen Brown /* 1516c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1517c98d5d94SLen Brown * return max_cpu number 1518c98d5d94SLen Brown */ 1519c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1520103a8feaSLen Brown { 1521103a8feaSLen Brown FILE *fp; 1522c98d5d94SLen Brown int cpu_num; 1523103a8feaSLen Brown int retval; 1524103a8feaSLen Brown 152557a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1526103a8feaSLen Brown 1527103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1528b2c95d90SJosh Triplett if (retval != 0) 1529b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1530103a8feaSLen Brown 1531c98d5d94SLen Brown while (1) { 1532c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1533103a8feaSLen Brown if (retval != 1) 1534103a8feaSLen Brown break; 1535103a8feaSLen Brown 1536c98d5d94SLen Brown retval = func(cpu_num); 1537c98d5d94SLen Brown if (retval) { 1538c98d5d94SLen Brown fclose(fp); 1539c98d5d94SLen Brown return(retval); 1540c98d5d94SLen Brown } 1541103a8feaSLen Brown } 1542103a8feaSLen Brown fclose(fp); 1543c98d5d94SLen Brown return 0; 1544103a8feaSLen Brown } 1545103a8feaSLen Brown 1546103a8feaSLen Brown void re_initialize(void) 1547103a8feaSLen Brown { 1548c98d5d94SLen Brown free_all_buffers(); 1549c98d5d94SLen Brown setup_all_buffers(); 1550c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1551103a8feaSLen Brown } 1552103a8feaSLen Brown 1553c98d5d94SLen Brown 1554103a8feaSLen Brown /* 1555c98d5d94SLen Brown * count_cpus() 1556c98d5d94SLen Brown * remember the last one seen, it will be the max 1557103a8feaSLen Brown */ 1558c98d5d94SLen Brown int count_cpus(int cpu) 1559103a8feaSLen Brown { 1560c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1561c98d5d94SLen Brown topo.max_cpu_num = cpu; 1562103a8feaSLen Brown 1563c98d5d94SLen Brown topo.num_cpus += 1; 1564c98d5d94SLen Brown return 0; 1565103a8feaSLen Brown } 1566c98d5d94SLen Brown int mark_cpu_present(int cpu) 1567c98d5d94SLen Brown { 1568c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 156915aaa346SLen Brown return 0; 1570103a8feaSLen Brown } 1571103a8feaSLen Brown 1572103a8feaSLen Brown void turbostat_loop() 1573103a8feaSLen Brown { 1574c98d5d94SLen Brown int retval; 1575e52966c0SLen Brown int restarted = 0; 1576c98d5d94SLen Brown 1577103a8feaSLen Brown restart: 1578e52966c0SLen Brown restarted++; 1579e52966c0SLen Brown 1580c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1581d91bb17cSLen Brown if (retval < -1) { 1582d91bb17cSLen Brown exit(retval); 1583d91bb17cSLen Brown } else if (retval == -1) { 1584e52966c0SLen Brown if (restarted > 1) { 1585e52966c0SLen Brown exit(retval); 1586e52966c0SLen Brown } 1587c98d5d94SLen Brown re_initialize(); 1588c98d5d94SLen Brown goto restart; 1589c98d5d94SLen Brown } 1590e52966c0SLen Brown restarted = 0; 1591103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1592103a8feaSLen Brown 1593103a8feaSLen Brown while (1) { 1594c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 1595103a8feaSLen Brown re_initialize(); 1596103a8feaSLen Brown goto restart; 1597103a8feaSLen Brown } 1598103a8feaSLen Brown sleep(interval_sec); 1599c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 1600d91bb17cSLen Brown if (retval < -1) { 1601d91bb17cSLen Brown exit(retval); 1602d91bb17cSLen Brown } else if (retval == -1) { 160315aaa346SLen Brown re_initialize(); 160415aaa346SLen Brown goto restart; 160515aaa346SLen Brown } 1606103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 1607103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 1608c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 1609c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 1610c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 1611c98d5d94SLen Brown flush_stdout(); 161215aaa346SLen Brown sleep(interval_sec); 1613c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1614d91bb17cSLen Brown if (retval < -1) { 1615d91bb17cSLen Brown exit(retval); 1616d91bb17cSLen Brown } else if (retval == -1) { 1617103a8feaSLen Brown re_initialize(); 1618103a8feaSLen Brown goto restart; 1619103a8feaSLen Brown } 1620103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1621103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 1622c98d5d94SLen Brown for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS); 1623c98d5d94SLen Brown compute_average(ODD_COUNTERS); 1624c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 1625c98d5d94SLen Brown flush_stdout(); 1626103a8feaSLen Brown } 1627103a8feaSLen Brown } 1628103a8feaSLen Brown 1629103a8feaSLen Brown void check_dev_msr() 1630103a8feaSLen Brown { 1631103a8feaSLen Brown struct stat sb; 1632103a8feaSLen Brown 1633b2c95d90SJosh Triplett if (stat("/dev/cpu/0/msr", &sb)) 1634a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 1635d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 1636103a8feaSLen Brown } 1637103a8feaSLen Brown 163898481e79SLen Brown void check_permissions() 1639103a8feaSLen Brown { 164098481e79SLen Brown struct __user_cap_header_struct cap_header_data; 164198481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 164298481e79SLen Brown struct __user_cap_data_struct cap_data_data; 164398481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 164498481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 164598481e79SLen Brown int do_exit = 0; 164698481e79SLen Brown 164798481e79SLen Brown /* check for CAP_SYS_RAWIO */ 164898481e79SLen Brown cap_header->pid = getpid(); 164998481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 165098481e79SLen Brown if (capget(cap_header, cap_data) < 0) 165198481e79SLen Brown err(-6, "capget(2) failed"); 165298481e79SLen Brown 165398481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 165498481e79SLen Brown do_exit++; 165598481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 165698481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 165798481e79SLen Brown } 165898481e79SLen Brown 165998481e79SLen Brown /* test file permissions */ 166098481e79SLen Brown if (euidaccess("/dev/cpu/0/msr", R_OK)) { 166198481e79SLen Brown do_exit++; 166298481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 166398481e79SLen Brown } 166498481e79SLen Brown 166598481e79SLen Brown /* if all else fails, thell them to be root */ 166698481e79SLen Brown if (do_exit) 1667b2c95d90SJosh Triplett if (getuid() != 0) 1668d7899447SLen Brown warnx("... or simply run as root"); 166998481e79SLen Brown 167098481e79SLen Brown if (do_exit) 167198481e79SLen Brown exit(-6); 1672103a8feaSLen Brown } 1673103a8feaSLen Brown 1674d7899447SLen Brown /* 1675d7899447SLen Brown * NHM adds support for additional MSRs: 1676d7899447SLen Brown * 1677d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 1678d7899447SLen Brown * 1679d7899447SLen Brown * MSR_NHM_PLATFORM_INFO 0x000000ce 1680d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 1681d7899447SLen Brown * 1682d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 1683d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 1684d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 1685d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 1686d7899447SLen Brown * 1687ee7e38e3SLen Brown * Side effect: 1688ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 1689d7899447SLen Brown */ 1690ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 1691103a8feaSLen Brown { 1692ee7e38e3SLen Brown unsigned long long msr; 1693ee7e38e3SLen Brown int *pkg_cstate_limits; 1694ee7e38e3SLen Brown 1695103a8feaSLen Brown if (!genuine_intel) 1696103a8feaSLen Brown return 0; 1697103a8feaSLen Brown 1698103a8feaSLen Brown if (family != 6) 1699103a8feaSLen Brown return 0; 1700103a8feaSLen Brown 1701103a8feaSLen Brown switch (model) { 1702103a8feaSLen Brown case 0x1A: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 1703103a8feaSLen Brown case 0x1E: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 1704103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 1705103a8feaSLen Brown case 0x25: /* Westmere Client - Clarkdale, Arrandale */ 1706103a8feaSLen Brown case 0x2C: /* Westmere EP - Gulftown */ 1707ee7e38e3SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1708ee7e38e3SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1709ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 1710ee7e38e3SLen Brown break; 1711103a8feaSLen Brown case 0x2A: /* SNB */ 1712103a8feaSLen Brown case 0x2D: /* SNB Xeon */ 1713553575f1SLen Brown case 0x3A: /* IVB */ 17141300651bSLen Brown case 0x3E: /* IVB Xeon */ 1715ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 1716ee7e38e3SLen Brown break; 171770b43400SLen Brown case 0x3C: /* HSW */ 1718e6f9bb3cSLen Brown case 0x3F: /* HSX */ 171970b43400SLen Brown case 0x45: /* HSW */ 1720149c2319SLen Brown case 0x46: /* HSW */ 17214e8e863fSLen Brown case 0x3D: /* BDW */ 172248a0631cSLen Brown case 0x47: /* BDW */ 17234e8e863fSLen Brown case 0x4F: /* BDX */ 17244e8e863fSLen Brown case 0x56: /* BDX-DE */ 17250b2bb692SLen Brown case 0x4E: /* SKL */ 17260b2bb692SLen Brown case 0x5E: /* SKL */ 1727ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 1728ee7e38e3SLen Brown break; 1729ee7e38e3SLen Brown case 0x37: /* BYT */ 1730ee7e38e3SLen Brown case 0x4D: /* AVN */ 1731ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 1732ee7e38e3SLen Brown break; 1733ee7e38e3SLen Brown case 0x4C: /* AMT */ 1734ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 1735ee7e38e3SLen Brown break; 1736ee7e38e3SLen Brown case 0x57: /* PHI */ 1737ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 1738ee7e38e3SLen Brown break; 1739103a8feaSLen Brown default: 1740103a8feaSLen Brown return 0; 1741103a8feaSLen Brown } 1742ee7e38e3SLen Brown get_msr(0, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1743ee7e38e3SLen Brown 1744e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 1745ee7e38e3SLen Brown 1746ee7e38e3SLen Brown return 1; 1747103a8feaSLen Brown } 1748d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 1749d7899447SLen Brown { 1750d7899447SLen Brown switch (model) { 1751d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 1752d7899447SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1753d7899447SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1754d7899447SLen Brown return 0; 1755d7899447SLen Brown default: 1756d7899447SLen Brown return 1; 1757d7899447SLen Brown } 1758d7899447SLen Brown } 17596574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 17606574a5d5SLen Brown { 17616574a5d5SLen Brown if (!genuine_intel) 17626574a5d5SLen Brown return 0; 17636574a5d5SLen Brown 17646574a5d5SLen Brown if (family != 6) 17656574a5d5SLen Brown return 0; 17666574a5d5SLen Brown 17676574a5d5SLen Brown switch (model) { 17686574a5d5SLen Brown case 0x3E: /* IVB Xeon */ 1769fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 17706574a5d5SLen Brown return 1; 17716574a5d5SLen Brown default: 17726574a5d5SLen Brown return 0; 17736574a5d5SLen Brown } 17746574a5d5SLen Brown } 1775fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 1776fcd17211SLen Brown { 1777fcd17211SLen Brown if (!genuine_intel) 1778fcd17211SLen Brown return 0; 1779fcd17211SLen Brown 1780fcd17211SLen Brown if (family != 6) 1781fcd17211SLen Brown return 0; 1782fcd17211SLen Brown 1783fcd17211SLen Brown switch (model) { 1784fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 1785fcd17211SLen Brown return 1; 1786fcd17211SLen Brown default: 1787fcd17211SLen Brown return 0; 1788fcd17211SLen Brown } 1789fcd17211SLen Brown } 1790fcd17211SLen Brown 1791fcd17211SLen Brown static void 1792fcd17211SLen Brown dump_cstate_pstate_config_info(family, model) 1793fcd17211SLen Brown { 1794fcd17211SLen Brown if (!do_nhm_platform_info) 1795fcd17211SLen Brown return; 1796fcd17211SLen Brown 1797fcd17211SLen Brown dump_nhm_platform_info(); 1798fcd17211SLen Brown 1799fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 1800fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 1801fcd17211SLen Brown 1802fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 1803fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 1804fcd17211SLen Brown 1805fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 1806fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 1807fcd17211SLen Brown 1808fcd17211SLen Brown dump_nhm_cst_cfg(); 1809fcd17211SLen Brown } 1810fcd17211SLen Brown 18116574a5d5SLen Brown 1812889facbeSLen Brown /* 1813889facbeSLen Brown * print_epb() 1814889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 1815889facbeSLen Brown */ 1816889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1817889facbeSLen Brown { 1818889facbeSLen Brown unsigned long long msr; 1819889facbeSLen Brown char *epb_string; 1820889facbeSLen Brown int cpu; 1821889facbeSLen Brown 1822889facbeSLen Brown if (!has_epb) 1823889facbeSLen Brown return 0; 1824889facbeSLen Brown 1825889facbeSLen Brown cpu = t->cpu_id; 1826889facbeSLen Brown 1827889facbeSLen Brown /* EPB is per-package */ 1828889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1829889facbeSLen Brown return 0; 1830889facbeSLen Brown 1831889facbeSLen Brown if (cpu_migrate(cpu)) { 1832889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 1833889facbeSLen Brown return -1; 1834889facbeSLen Brown } 1835889facbeSLen Brown 1836889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 1837889facbeSLen Brown return 0; 1838889facbeSLen Brown 1839889facbeSLen Brown switch (msr & 0x7) { 1840889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 1841889facbeSLen Brown epb_string = "performance"; 1842889facbeSLen Brown break; 1843889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 1844889facbeSLen Brown epb_string = "balanced"; 1845889facbeSLen Brown break; 1846889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 1847889facbeSLen Brown epb_string = "powersave"; 1848889facbeSLen Brown break; 1849889facbeSLen Brown default: 1850889facbeSLen Brown epb_string = "custom"; 1851889facbeSLen Brown break; 1852889facbeSLen Brown } 1853889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 1854889facbeSLen Brown 1855889facbeSLen Brown return 0; 1856889facbeSLen Brown } 1857889facbeSLen Brown 18583a9a941dSLen Brown /* 18593a9a941dSLen Brown * print_perf_limit() 18603a9a941dSLen Brown */ 18613a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 18623a9a941dSLen Brown { 18633a9a941dSLen Brown unsigned long long msr; 18643a9a941dSLen Brown int cpu; 18653a9a941dSLen Brown 18663a9a941dSLen Brown cpu = t->cpu_id; 18673a9a941dSLen Brown 18683a9a941dSLen Brown /* per-package */ 18693a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 18703a9a941dSLen Brown return 0; 18713a9a941dSLen Brown 18723a9a941dSLen Brown if (cpu_migrate(cpu)) { 18733a9a941dSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 18743a9a941dSLen Brown return -1; 18753a9a941dSLen Brown } 18763a9a941dSLen Brown 18773a9a941dSLen Brown if (do_core_perf_limit_reasons) { 18783a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 18793a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 18803a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 1881e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 18823a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 1883e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 1884e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 1885e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 1886e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 1887e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 1888e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 1889e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 1890e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 1891e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 1892e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 1893e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 1894e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 18953a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 1896e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 18973a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 1898e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 1899e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 1900e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 1901e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 1902e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 1903e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 1904e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 1905e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 1906e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 1907e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 1908e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 1909e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 19103a9a941dSLen Brown 19113a9a941dSLen Brown } 19123a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 19133a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 19143a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 19153a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s)", 19163a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 19173a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 19183a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 19193a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 19203a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 19213a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 19223a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 19233a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 19243a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s)\n", 19253a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 19263a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 19273a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 19283a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 19293a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 19303a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 19313a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 19323a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 19333a9a941dSLen Brown } 19343a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 19353a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 19363a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 19373a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s)", 19383a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 19393a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 19403a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 19413a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 19423a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 19433a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 19443a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s)\n", 19453a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 19463a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 19473a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 19483a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 19493a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 19503a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 19513a9a941dSLen Brown } 19523a9a941dSLen Brown return 0; 19533a9a941dSLen Brown } 19543a9a941dSLen Brown 1955889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 1956889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 1957889facbeSLen Brown 1958144b44b1SLen Brown double get_tdp(model) 1959144b44b1SLen Brown { 1960144b44b1SLen Brown unsigned long long msr; 1961144b44b1SLen Brown 1962144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 1963144b44b1SLen Brown if (!get_msr(0, MSR_PKG_POWER_INFO, &msr)) 1964144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 1965144b44b1SLen Brown 1966144b44b1SLen Brown switch (model) { 1967144b44b1SLen Brown case 0x37: 1968144b44b1SLen Brown case 0x4D: 1969144b44b1SLen Brown return 30.0; 1970144b44b1SLen Brown default: 1971144b44b1SLen Brown return 135.0; 1972144b44b1SLen Brown } 1973144b44b1SLen Brown } 1974144b44b1SLen Brown 197540ee8e3bSAndrey Semin /* 197640ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 197740ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 197840ee8e3bSAndrey Semin */ 197940ee8e3bSAndrey Semin static double 198040ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 198140ee8e3bSAndrey Semin { 198240ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 198340ee8e3bSAndrey Semin 198440ee8e3bSAndrey Semin switch (model) { 198540ee8e3bSAndrey Semin case 0x3F: /* HSX */ 198640ee8e3bSAndrey Semin case 0x4F: /* BDX */ 198740ee8e3bSAndrey Semin case 0x56: /* BDX-DE */ 198840ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 198940ee8e3bSAndrey Semin default: 199040ee8e3bSAndrey Semin return (rapl_energy_units); 199140ee8e3bSAndrey Semin } 199240ee8e3bSAndrey Semin } 199340ee8e3bSAndrey Semin 1994144b44b1SLen Brown 1995889facbeSLen Brown /* 1996889facbeSLen Brown * rapl_probe() 1997889facbeSLen Brown * 1998144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 1999889facbeSLen Brown */ 2000889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2001889facbeSLen Brown { 2002889facbeSLen Brown unsigned long long msr; 2003144b44b1SLen Brown unsigned int time_unit; 2004889facbeSLen Brown double tdp; 2005889facbeSLen Brown 2006889facbeSLen Brown if (!genuine_intel) 2007889facbeSLen Brown return; 2008889facbeSLen Brown 2009889facbeSLen Brown if (family != 6) 2010889facbeSLen Brown return; 2011889facbeSLen Brown 2012889facbeSLen Brown switch (model) { 2013889facbeSLen Brown case 0x2A: 2014889facbeSLen Brown case 0x3A: 201570b43400SLen Brown case 0x3C: /* HSW */ 201670b43400SLen Brown case 0x45: /* HSW */ 2017149c2319SLen Brown case 0x46: /* HSW */ 20184e8e863fSLen Brown case 0x3D: /* BDW */ 201948a0631cSLen Brown case 0x47: /* BDW */ 2020144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2021889facbeSLen Brown break; 20220b2bb692SLen Brown case 0x4E: /* SKL */ 20230b2bb692SLen Brown case 0x5E: /* SKL */ 20240b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 20250b2bb692SLen Brown break; 2026e6f9bb3cSLen Brown case 0x3F: /* HSX */ 20274e8e863fSLen Brown case 0x4F: /* BDX */ 20284e8e863fSLen Brown case 0x56: /* BDX-DE */ 20290b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2030e6f9bb3cSLen Brown break; 2031889facbeSLen Brown case 0x2D: 2032889facbeSLen Brown case 0x3E: 20330b2bb692SLen 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; 2034144b44b1SLen Brown break; 2035144b44b1SLen Brown case 0x37: /* BYT */ 2036144b44b1SLen Brown case 0x4D: /* AVN */ 2037144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES ; 2038889facbeSLen Brown break; 2039889facbeSLen Brown default: 2040889facbeSLen Brown return; 2041889facbeSLen Brown } 2042889facbeSLen Brown 2043889facbeSLen Brown /* units on package 0, verify later other packages match */ 2044889facbeSLen Brown if (get_msr(0, MSR_RAPL_POWER_UNIT, &msr)) 2045889facbeSLen Brown return; 2046889facbeSLen Brown 2047889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2048144b44b1SLen Brown if (model == 0x37) 2049144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2050144b44b1SLen Brown else 2051889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2052889facbeSLen Brown 205340ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 205440ee8e3bSAndrey Semin 2055144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2056144b44b1SLen Brown if (time_unit == 0) 2057144b44b1SLen Brown time_unit = 0xA; 2058889facbeSLen Brown 2059144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2060144b44b1SLen Brown 2061144b44b1SLen Brown tdp = get_tdp(model); 2062889facbeSLen Brown 2063889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2064d8af6f5fSLen Brown if (debug) 2065144b44b1SLen Brown fprintf(stderr, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2066889facbeSLen Brown 2067889facbeSLen Brown return; 2068889facbeSLen Brown } 2069889facbeSLen Brown 20703a9a941dSLen Brown void perf_limit_reasons_probe(family, model) 20713a9a941dSLen Brown { 20723a9a941dSLen Brown if (!genuine_intel) 20733a9a941dSLen Brown return; 20743a9a941dSLen Brown 20753a9a941dSLen Brown if (family != 6) 20763a9a941dSLen Brown return; 20773a9a941dSLen Brown 20783a9a941dSLen Brown switch (model) { 20793a9a941dSLen Brown case 0x3C: /* HSW */ 20803a9a941dSLen Brown case 0x45: /* HSW */ 20813a9a941dSLen Brown case 0x46: /* HSW */ 20823a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 20833a9a941dSLen Brown case 0x3F: /* HSX */ 20843a9a941dSLen Brown do_core_perf_limit_reasons = 1; 20853a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 20863a9a941dSLen Brown default: 20873a9a941dSLen Brown return; 20883a9a941dSLen Brown } 20893a9a941dSLen Brown } 20903a9a941dSLen Brown 2091889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2092889facbeSLen Brown { 2093889facbeSLen Brown unsigned long long msr; 2094889facbeSLen Brown unsigned int dts; 2095889facbeSLen Brown int cpu; 2096889facbeSLen Brown 2097889facbeSLen Brown if (!(do_dts || do_ptm)) 2098889facbeSLen Brown return 0; 2099889facbeSLen Brown 2100889facbeSLen Brown cpu = t->cpu_id; 2101889facbeSLen Brown 2102889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2103889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2104889facbeSLen Brown return 0; 2105889facbeSLen Brown 2106889facbeSLen Brown if (cpu_migrate(cpu)) { 2107889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2108889facbeSLen Brown return -1; 2109889facbeSLen Brown } 2110889facbeSLen Brown 2111889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2112889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2113889facbeSLen Brown return 0; 2114889facbeSLen Brown 2115889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2116889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2117889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2118889facbeSLen Brown 2119889facbeSLen Brown #ifdef THERM_DEBUG 2120889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2121889facbeSLen Brown return 0; 2122889facbeSLen Brown 2123889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2124889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2125889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2126889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2127889facbeSLen Brown #endif 2128889facbeSLen Brown } 2129889facbeSLen Brown 2130889facbeSLen Brown 2131889facbeSLen Brown if (do_dts) { 2132889facbeSLen Brown unsigned int resolution; 2133889facbeSLen Brown 2134889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2135889facbeSLen Brown return 0; 2136889facbeSLen Brown 2137889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2138889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2139889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2140889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2141889facbeSLen Brown 2142889facbeSLen Brown #ifdef THERM_DEBUG 2143889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2144889facbeSLen Brown return 0; 2145889facbeSLen Brown 2146889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2147889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2148889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2149889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2150889facbeSLen Brown #endif 2151889facbeSLen Brown } 2152889facbeSLen Brown 2153889facbeSLen Brown return 0; 2154889facbeSLen Brown } 2155889facbeSLen Brown 2156889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2157889facbeSLen Brown { 2158889facbeSLen Brown fprintf(stderr, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2159889facbeSLen Brown cpu, label, 2160889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2161889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2162889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2163889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2164889facbeSLen Brown 2165889facbeSLen Brown return; 2166889facbeSLen Brown } 2167889facbeSLen Brown 2168889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2169889facbeSLen Brown { 2170889facbeSLen Brown unsigned long long msr; 2171889facbeSLen Brown int cpu; 2172889facbeSLen Brown 2173889facbeSLen Brown if (!do_rapl) 2174889facbeSLen Brown return 0; 2175889facbeSLen Brown 2176889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2177889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2178889facbeSLen Brown return 0; 2179889facbeSLen Brown 2180889facbeSLen Brown cpu = t->cpu_id; 2181889facbeSLen Brown if (cpu_migrate(cpu)) { 2182889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2183889facbeSLen Brown return -1; 2184889facbeSLen Brown } 2185889facbeSLen Brown 2186889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2187889facbeSLen Brown return -1; 2188889facbeSLen Brown 2189d8af6f5fSLen Brown if (debug) { 2190889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2191889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2192144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2193889facbeSLen Brown } 2194144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2195144b44b1SLen Brown 2196889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2197889facbeSLen Brown return -5; 2198889facbeSLen Brown 2199889facbeSLen Brown 2200889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2201889facbeSLen Brown cpu, msr, 2202889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2203889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2204889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2205889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2206889facbeSLen Brown 2207144b44b1SLen Brown } 2208144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2209144b44b1SLen Brown 2210889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2211889facbeSLen Brown return -9; 2212889facbeSLen Brown 2213889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2214889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2215889facbeSLen Brown 2216889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2217889facbeSLen Brown fprintf(stderr, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2218889facbeSLen Brown cpu, 2219889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2220889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2221889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2222889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2223889facbeSLen Brown } 2224889facbeSLen Brown 22250b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2226889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2227889facbeSLen Brown return -6; 2228889facbeSLen Brown 2229889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2230889facbeSLen Brown cpu, msr, 2231889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2232889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2233889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2234889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 22350b2bb692SLen Brown } 22360b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2237889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2238889facbeSLen Brown return -9; 2239889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2240889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2241889facbeSLen Brown 2242889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2243889facbeSLen Brown } 2244144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2245d8af6f5fSLen Brown if (debug) { 2246889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2247889facbeSLen Brown return -7; 2248889facbeSLen Brown 2249889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2250144b44b1SLen Brown } 2251144b44b1SLen Brown } 2252144b44b1SLen Brown if (do_rapl & RAPL_CORES) { 2253d8af6f5fSLen Brown if (debug) { 2254889facbeSLen Brown 2255889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2256889facbeSLen Brown return -9; 2257889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2258889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2259889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2260889facbeSLen Brown } 2261889facbeSLen Brown } 2262889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2263d8af6f5fSLen Brown if (debug) { 2264889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2265889facbeSLen Brown return -8; 2266889facbeSLen Brown 2267889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2268889facbeSLen Brown 2269889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2270889facbeSLen Brown return -9; 2271889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2272889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2273889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2274889facbeSLen Brown } 2275889facbeSLen Brown } 2276889facbeSLen Brown return 0; 2277889facbeSLen Brown } 2278889facbeSLen Brown 2279d7899447SLen Brown /* 2280d7899447SLen Brown * SNB adds support for additional MSRs: 2281d7899447SLen Brown * 2282d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2283d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2284d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2285d7899447SLen Brown */ 2286103a8feaSLen Brown 2287d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2288103a8feaSLen Brown { 2289103a8feaSLen Brown if (!genuine_intel) 2290103a8feaSLen Brown return 0; 2291103a8feaSLen Brown 2292103a8feaSLen Brown switch (model) { 2293103a8feaSLen Brown case 0x2A: 2294103a8feaSLen Brown case 0x2D: 2295650a37f3SLen Brown case 0x3A: /* IVB */ 22961300651bSLen Brown case 0x3E: /* IVB Xeon */ 229770b43400SLen Brown case 0x3C: /* HSW */ 229870b43400SLen Brown case 0x3F: /* HSW */ 229970b43400SLen Brown case 0x45: /* HSW */ 2300149c2319SLen Brown case 0x46: /* HSW */ 23014e8e863fSLen Brown case 0x3D: /* BDW */ 230248a0631cSLen Brown case 0x47: /* BDW */ 23034e8e863fSLen Brown case 0x4F: /* BDX */ 23044e8e863fSLen Brown case 0x56: /* BDX-DE */ 23050b2bb692SLen Brown case 0x4E: /* SKL */ 23060b2bb692SLen Brown case 0x5E: /* SKL */ 2307103a8feaSLen Brown return 1; 2308103a8feaSLen Brown } 2309103a8feaSLen Brown return 0; 2310103a8feaSLen Brown } 2311103a8feaSLen Brown 2312d7899447SLen Brown /* 2313d7899447SLen Brown * HSW adds support for additional MSRs: 2314d7899447SLen Brown * 2315d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2316d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2317d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 2318d7899447SLen Brown */ 2319d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2320ca58710fSKristen Carlson Accardi { 2321ca58710fSKristen Carlson Accardi if (!genuine_intel) 2322ca58710fSKristen Carlson Accardi return 0; 2323ca58710fSKristen Carlson Accardi 2324ca58710fSKristen Carlson Accardi switch (model) { 23254e8e863fSLen Brown case 0x45: /* HSW */ 23264e8e863fSLen Brown case 0x3D: /* BDW */ 23270b2bb692SLen Brown case 0x4E: /* SKL */ 23280b2bb692SLen Brown case 0x5E: /* SKL */ 2329ca58710fSKristen Carlson Accardi return 1; 2330ca58710fSKristen Carlson Accardi } 2331ca58710fSKristen Carlson Accardi return 0; 2332ca58710fSKristen Carlson Accardi } 2333ca58710fSKristen Carlson Accardi 23340b2bb692SLen Brown /* 23350b2bb692SLen Brown * SKL adds support for additional MSRS: 23360b2bb692SLen Brown * 23370b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 23380b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 23390b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 23400b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 23410b2bb692SLen Brown */ 23420b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 23430b2bb692SLen Brown { 23440b2bb692SLen Brown if (!genuine_intel) 23450b2bb692SLen Brown return 0; 23460b2bb692SLen Brown 23470b2bb692SLen Brown switch (model) { 23480b2bb692SLen Brown case 0x4E: /* SKL */ 23490b2bb692SLen Brown case 0x5E: /* SKL */ 23500b2bb692SLen Brown return 1; 23510b2bb692SLen Brown } 23520b2bb692SLen Brown return 0; 23530b2bb692SLen Brown } 23540b2bb692SLen Brown 23550b2bb692SLen Brown 2356ca58710fSKristen Carlson Accardi 2357144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 2358144b44b1SLen Brown { 2359144b44b1SLen Brown if (!genuine_intel) 2360144b44b1SLen Brown return 0; 2361144b44b1SLen Brown switch (model) { 2362144b44b1SLen Brown case 0x37: /* BYT */ 2363144b44b1SLen Brown case 0x4D: /* AVN */ 2364144b44b1SLen Brown return 1; 2365144b44b1SLen Brown } 2366144b44b1SLen Brown return 0; 2367144b44b1SLen Brown } 2368144b44b1SLen Brown 2369144b44b1SLen Brown #define SLM_BCLK_FREQS 5 2370144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 2371144b44b1SLen Brown 2372144b44b1SLen Brown double slm_bclk(void) 2373144b44b1SLen Brown { 2374144b44b1SLen Brown unsigned long long msr = 3; 2375144b44b1SLen Brown unsigned int i; 2376144b44b1SLen Brown double freq; 2377144b44b1SLen Brown 2378144b44b1SLen Brown if (get_msr(0, MSR_FSB_FREQ, &msr)) 2379144b44b1SLen Brown fprintf(stderr, "SLM BCLK: unknown\n"); 2380144b44b1SLen Brown 2381144b44b1SLen Brown i = msr & 0xf; 2382144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 2383144b44b1SLen Brown fprintf(stderr, "SLM BCLK[%d] invalid\n", i); 2384144b44b1SLen Brown msr = 3; 2385144b44b1SLen Brown } 2386144b44b1SLen Brown freq = slm_freq_table[i]; 2387144b44b1SLen Brown 2388144b44b1SLen Brown fprintf(stderr, "SLM BCLK: %.1f Mhz\n", freq); 2389144b44b1SLen Brown 2390144b44b1SLen Brown return freq; 2391144b44b1SLen Brown } 2392144b44b1SLen Brown 2393103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 2394103a8feaSLen Brown { 2395d7899447SLen Brown if (has_snb_msrs(family, model)) 2396103a8feaSLen Brown return 100.00; 2397144b44b1SLen Brown else if (is_slm(family, model)) 2398144b44b1SLen Brown return slm_bclk(); 2399103a8feaSLen Brown else 2400103a8feaSLen Brown return 133.33; 2401103a8feaSLen Brown } 2402103a8feaSLen Brown 2403889facbeSLen Brown /* 2404889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 2405889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 2406889facbeSLen Brown * This is usually equal to tjMax. 2407889facbeSLen Brown * 2408889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 2409889facbeSLen Brown * but also allow cmdline over-ride with -T. 2410889facbeSLen Brown * 2411889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 2412889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 2413889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 2414889facbeSLen Brown */ 2415889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2416889facbeSLen Brown { 2417889facbeSLen Brown unsigned long long msr; 2418889facbeSLen Brown unsigned int target_c_local; 2419889facbeSLen Brown int cpu; 2420889facbeSLen Brown 2421889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 2422889facbeSLen Brown if (!(do_dts || do_ptm)) 2423889facbeSLen Brown return 0; 2424889facbeSLen Brown 2425889facbeSLen Brown /* this is a per-package concept */ 2426889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2427889facbeSLen Brown return 0; 2428889facbeSLen Brown 2429889facbeSLen Brown cpu = t->cpu_id; 2430889facbeSLen Brown if (cpu_migrate(cpu)) { 2431889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2432889facbeSLen Brown return -1; 2433889facbeSLen Brown } 2434889facbeSLen Brown 2435889facbeSLen Brown if (tcc_activation_temp_override != 0) { 2436889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 2437889facbeSLen Brown fprintf(stderr, "cpu%d: Using cmdline TCC Target (%d C)\n", 2438889facbeSLen Brown cpu, tcc_activation_temp); 2439889facbeSLen Brown return 0; 2440889facbeSLen Brown } 2441889facbeSLen Brown 2442889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 2443d7899447SLen Brown if (!do_nhm_platform_info) 2444889facbeSLen Brown goto guess; 2445889facbeSLen Brown 2446889facbeSLen Brown if (get_msr(0, MSR_IA32_TEMPERATURE_TARGET, &msr)) 2447889facbeSLen Brown goto guess; 2448889facbeSLen Brown 24493482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 2450889facbeSLen Brown 2451d8af6f5fSLen Brown if (debug) 2452889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 2453889facbeSLen Brown cpu, msr, target_c_local); 2454889facbeSLen Brown 24553482124aSJean Delvare if (!target_c_local) 2456889facbeSLen Brown goto guess; 2457889facbeSLen Brown 2458889facbeSLen Brown tcc_activation_temp = target_c_local; 2459889facbeSLen Brown 2460889facbeSLen Brown return 0; 2461889facbeSLen Brown 2462889facbeSLen Brown guess: 2463889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 2464889facbeSLen Brown fprintf(stderr, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 2465889facbeSLen Brown cpu, tcc_activation_temp); 2466889facbeSLen Brown 2467889facbeSLen Brown return 0; 2468889facbeSLen Brown } 2469fcd17211SLen Brown void process_cpuid() 2470103a8feaSLen Brown { 2471103a8feaSLen Brown unsigned int eax, ebx, ecx, edx, max_level; 2472103a8feaSLen Brown unsigned int fms, family, model, stepping; 2473103a8feaSLen Brown 2474103a8feaSLen Brown eax = ebx = ecx = edx = 0; 2475103a8feaSLen Brown 24762b92865eSJosh Triplett __get_cpuid(0, &max_level, &ebx, &ecx, &edx); 2477103a8feaSLen Brown 2478103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 2479103a8feaSLen Brown genuine_intel = 1; 2480103a8feaSLen Brown 2481d8af6f5fSLen Brown if (debug) 2482889facbeSLen Brown fprintf(stderr, "CPUID(0): %.4s%.4s%.4s ", 2483103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 2484103a8feaSLen Brown 24852b92865eSJosh Triplett __get_cpuid(1, &fms, &ebx, &ecx, &edx); 2486103a8feaSLen Brown family = (fms >> 8) & 0xf; 2487103a8feaSLen Brown model = (fms >> 4) & 0xf; 2488103a8feaSLen Brown stepping = fms & 0xf; 2489103a8feaSLen Brown if (family == 6 || family == 0xf) 2490103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 2491103a8feaSLen Brown 2492d8af6f5fSLen Brown if (debug) 2493103a8feaSLen Brown fprintf(stderr, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 2494103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 2495103a8feaSLen Brown 2496b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 2497b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 2498103a8feaSLen Brown 2499103a8feaSLen Brown /* 2500103a8feaSLen Brown * check max extended function levels of CPUID. 2501103a8feaSLen Brown * This is needed to check for invariant TSC. 2502103a8feaSLen Brown * This check is valid for both Intel and AMD. 2503103a8feaSLen Brown */ 2504103a8feaSLen Brown ebx = ecx = edx = 0; 25052b92865eSJosh Triplett __get_cpuid(0x80000000, &max_level, &ebx, &ecx, &edx); 2506103a8feaSLen Brown 2507d7899447SLen Brown if (max_level >= 0x80000007) { 2508103a8feaSLen Brown 2509103a8feaSLen Brown /* 2510103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 2511103a8feaSLen Brown * this check is valid for both Intel and AMD 2512103a8feaSLen Brown */ 25132b92865eSJosh Triplett __get_cpuid(0x80000007, &eax, &ebx, &ecx, &edx); 25148209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 2515d7899447SLen Brown } 2516103a8feaSLen Brown 2517103a8feaSLen Brown /* 2518103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 2519103a8feaSLen Brown * this check is valid for both Intel and AMD 2520103a8feaSLen Brown */ 2521103a8feaSLen Brown 25222b92865eSJosh Triplett __get_cpuid(0x6, &eax, &ebx, &ecx, &edx); 25238209e054SThomas Renninger has_aperf = ecx & (1 << 0); 2524889facbeSLen Brown do_dts = eax & (1 << 0); 2525889facbeSLen Brown do_ptm = eax & (1 << 6); 2526889facbeSLen Brown has_epb = ecx & (1 << 3); 2527889facbeSLen Brown 2528d8af6f5fSLen Brown if (debug) 2529a729617cSLen Brown fprintf(stderr, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sEPB\n", 2530a729617cSLen Brown has_aperf ? "" : "No ", 2531a729617cSLen Brown do_dts ? "" : "No ", 2532a729617cSLen Brown do_ptm ? "" : "No ", 2533a729617cSLen Brown has_epb ? "" : "No "); 2534103a8feaSLen Brown 25358a5bdf41SLen Brown if (max_level > 0x15) { 25368a5bdf41SLen Brown unsigned int eax_crystal; 25378a5bdf41SLen Brown unsigned int ebx_tsc; 25388a5bdf41SLen Brown 25398a5bdf41SLen Brown /* 25408a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 25418a5bdf41SLen Brown */ 25428a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 25438a5bdf41SLen Brown __get_cpuid(0x15, &eax_crystal, &ebx_tsc, &crystal_hz, &edx); 25448a5bdf41SLen Brown 25458a5bdf41SLen Brown if (ebx_tsc != 0) { 25468a5bdf41SLen Brown 25478a5bdf41SLen Brown if (debug && (ebx != 0)) 25488a5bdf41SLen Brown fprintf(stderr, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 25498a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 25508a5bdf41SLen Brown 25518a5bdf41SLen Brown if (crystal_hz == 0) 25528a5bdf41SLen Brown switch(model) { 25538a5bdf41SLen Brown case 0x4E: /* SKL */ 25548a5bdf41SLen Brown case 0x5E: /* SKL */ 25558a5bdf41SLen Brown crystal_hz = 24000000; /* 24 MHz */ 25568a5bdf41SLen Brown break; 25578a5bdf41SLen Brown default: 25588a5bdf41SLen Brown crystal_hz = 0; 25598a5bdf41SLen Brown } 25608a5bdf41SLen Brown 25618a5bdf41SLen Brown if (crystal_hz) { 25628a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 25638a5bdf41SLen Brown if (debug) 25648a5bdf41SLen Brown fprintf(stderr, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 25658a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 25668a5bdf41SLen Brown } 25678a5bdf41SLen Brown } 25688a5bdf41SLen Brown } 25698a5bdf41SLen Brown 2570ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 2571d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 2572ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 2573ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 2574ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 2575ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 2576d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 25770b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 2578144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 2579103a8feaSLen Brown bclk = discover_bclk(family, model); 2580103a8feaSLen Brown 2581889facbeSLen Brown rapl_probe(family, model); 25823a9a941dSLen Brown perf_limit_reasons_probe(family, model); 2583889facbeSLen Brown 2584fcd17211SLen Brown if (debug) 2585fcd17211SLen Brown dump_cstate_pstate_config_info(); 2586fcd17211SLen Brown 2587889facbeSLen Brown return; 2588103a8feaSLen Brown } 2589103a8feaSLen Brown 2590d8af6f5fSLen Brown void help() 2591103a8feaSLen Brown { 2592d8af6f5fSLen Brown fprintf(stderr, 2593d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 2594d8af6f5fSLen Brown "\n" 2595d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 2596d8af6f5fSLen Brown "when COMMAND completes.\n" 2597d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 2598d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 2599d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 2600d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 2601d8af6f5fSLen Brown "--help print this help message\n" 2602d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 2603d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 2604d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 2605d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 2606d8af6f5fSLen Brown "--version print version information\n" 2607d8af6f5fSLen Brown "\n" 2608d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 2609103a8feaSLen Brown } 2610103a8feaSLen Brown 2611103a8feaSLen Brown 2612103a8feaSLen Brown /* 2613103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 2614103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 2615103a8feaSLen Brown */ 2616103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 2617103a8feaSLen Brown { 2618103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 2619103a8feaSLen Brown return 1; 2620103a8feaSLen Brown else 2621103a8feaSLen Brown return 0; 2622103a8feaSLen Brown } 2623103a8feaSLen Brown 2624103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 2625103a8feaSLen Brown { 2626103a8feaSLen Brown return 0; 2627103a8feaSLen Brown } 2628103a8feaSLen Brown 2629c98d5d94SLen Brown void topology_probe() 2630c98d5d94SLen Brown { 2631c98d5d94SLen Brown int i; 2632c98d5d94SLen Brown int max_core_id = 0; 2633c98d5d94SLen Brown int max_package_id = 0; 2634c98d5d94SLen Brown int max_siblings = 0; 2635c98d5d94SLen Brown struct cpu_topology { 2636c98d5d94SLen Brown int core_id; 2637c98d5d94SLen Brown int physical_package_id; 2638c98d5d94SLen Brown } *cpus; 2639c98d5d94SLen Brown 2640c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 2641c98d5d94SLen Brown topo.num_cpus = 0; 2642c98d5d94SLen Brown topo.max_cpu_num = 0; 2643c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 2644c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 2645c98d5d94SLen Brown show_cpu = 1; 2646c98d5d94SLen Brown 2647d8af6f5fSLen Brown if (debug > 1) 2648c98d5d94SLen Brown fprintf(stderr, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 2649c98d5d94SLen Brown 2650c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 2651b2c95d90SJosh Triplett if (cpus == NULL) 2652b2c95d90SJosh Triplett err(1, "calloc cpus"); 2653c98d5d94SLen Brown 2654c98d5d94SLen Brown /* 2655c98d5d94SLen Brown * Allocate and initialize cpu_present_set 2656c98d5d94SLen Brown */ 2657c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 2658b2c95d90SJosh Triplett if (cpu_present_set == NULL) 2659b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 2660c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 2661c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 2662c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 2663c98d5d94SLen Brown 2664c98d5d94SLen Brown /* 2665c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 2666c98d5d94SLen Brown */ 2667c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 2668b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 2669b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 2670c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 2671c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 2672c98d5d94SLen Brown 2673c98d5d94SLen Brown 2674c98d5d94SLen Brown /* 2675c98d5d94SLen Brown * For online cpus 2676c98d5d94SLen Brown * find max_core_id, max_package_id 2677c98d5d94SLen Brown */ 2678c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 2679c98d5d94SLen Brown int siblings; 2680c98d5d94SLen Brown 2681c98d5d94SLen Brown if (cpu_is_not_present(i)) { 2682d8af6f5fSLen Brown if (debug > 1) 2683c98d5d94SLen Brown fprintf(stderr, "cpu%d NOT PRESENT\n", i); 2684c98d5d94SLen Brown continue; 2685c98d5d94SLen Brown } 2686c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 2687c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 2688c98d5d94SLen Brown max_core_id = cpus[i].core_id; 2689c98d5d94SLen Brown 2690c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 2691c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 2692c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 2693c98d5d94SLen Brown 2694c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 2695c98d5d94SLen Brown if (siblings > max_siblings) 2696c98d5d94SLen Brown max_siblings = siblings; 2697d8af6f5fSLen Brown if (debug > 1) 2698c98d5d94SLen Brown fprintf(stderr, "cpu %d pkg %d core %d\n", 2699c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 2700c98d5d94SLen Brown } 2701c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 2702d8af6f5fSLen Brown if (debug > 1) 2703c98d5d94SLen Brown fprintf(stderr, "max_core_id %d, sizing for %d cores per package\n", 2704c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 27051cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 2706c98d5d94SLen Brown show_core = 1; 2707c98d5d94SLen Brown 2708c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 2709d8af6f5fSLen Brown if (debug > 1) 2710c98d5d94SLen Brown fprintf(stderr, "max_package_id %d, sizing for %d packages\n", 2711c98d5d94SLen Brown max_package_id, topo.num_packages); 27121cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 2713c98d5d94SLen Brown show_pkg = 1; 2714c98d5d94SLen Brown 2715c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 2716d8af6f5fSLen Brown if (debug > 1) 2717c98d5d94SLen Brown fprintf(stderr, "max_siblings %d\n", max_siblings); 2718c98d5d94SLen Brown 2719c98d5d94SLen Brown free(cpus); 2720c98d5d94SLen Brown } 2721c98d5d94SLen Brown 2722c98d5d94SLen Brown void 2723c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 2724c98d5d94SLen Brown { 2725c98d5d94SLen Brown int i; 2726c98d5d94SLen Brown 2727c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 2728c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 2729c98d5d94SLen Brown if (*t == NULL) 2730c98d5d94SLen Brown goto error; 2731c98d5d94SLen Brown 2732c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 2733c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 2734c98d5d94SLen Brown (*t)[i].cpu_id = -1; 2735c98d5d94SLen Brown 2736c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 2737c98d5d94SLen Brown sizeof(struct core_data)); 2738c98d5d94SLen Brown if (*c == NULL) 2739c98d5d94SLen Brown goto error; 2740c98d5d94SLen Brown 2741c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 2742c98d5d94SLen Brown (*c)[i].core_id = -1; 2743c98d5d94SLen Brown 2744c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 2745c98d5d94SLen Brown if (*p == NULL) 2746c98d5d94SLen Brown goto error; 2747c98d5d94SLen Brown 2748c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 2749c98d5d94SLen Brown (*p)[i].package_id = i; 2750c98d5d94SLen Brown 2751c98d5d94SLen Brown return; 2752c98d5d94SLen Brown error: 2753b2c95d90SJosh Triplett err(1, "calloc counters"); 2754c98d5d94SLen Brown } 2755c98d5d94SLen Brown /* 2756c98d5d94SLen Brown * init_counter() 2757c98d5d94SLen Brown * 2758c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 2759c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 2760c98d5d94SLen Brown * 2761c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 2762c98d5d94SLen Brown */ 2763c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 2764c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 2765c98d5d94SLen Brown int pkg_num, int cpu_id) 2766c98d5d94SLen Brown { 2767c98d5d94SLen Brown struct thread_data *t; 2768c98d5d94SLen Brown struct core_data *c; 2769c98d5d94SLen Brown struct pkg_data *p; 2770c98d5d94SLen Brown 2771c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 2772c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 2773c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 2774c98d5d94SLen Brown 2775c98d5d94SLen Brown t->cpu_id = cpu_id; 2776c98d5d94SLen Brown if (thread_num == 0) { 2777c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 2778c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 2779c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 2780c98d5d94SLen Brown } 2781c98d5d94SLen Brown 2782c98d5d94SLen Brown c->core_id = core_num; 2783c98d5d94SLen Brown p->package_id = pkg_num; 2784c98d5d94SLen Brown } 2785c98d5d94SLen Brown 2786c98d5d94SLen Brown 2787c98d5d94SLen Brown int initialize_counters(int cpu_id) 2788c98d5d94SLen Brown { 2789c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 2790c98d5d94SLen Brown 2791c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 2792c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 2793*e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 2794*e275b388SDasaratharaman Chandramouli if (!my_thread_id) 2795c98d5d94SLen Brown topo.num_cores++; 2796c98d5d94SLen Brown 2797c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 2798c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 2799c98d5d94SLen Brown return 0; 2800c98d5d94SLen Brown } 2801c98d5d94SLen Brown 2802c98d5d94SLen Brown void allocate_output_buffer() 2803c98d5d94SLen Brown { 28043b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 2805c98d5d94SLen Brown outp = output_buffer; 2806b2c95d90SJosh Triplett if (outp == NULL) 2807b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 2808c98d5d94SLen Brown } 2809c98d5d94SLen Brown 2810c98d5d94SLen Brown void setup_all_buffers(void) 2811c98d5d94SLen Brown { 2812c98d5d94SLen Brown topology_probe(); 2813c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 2814c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 2815c98d5d94SLen Brown allocate_output_buffer(); 2816c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 2817c98d5d94SLen Brown } 28183b4d5c7fSAndy Shevchenko 2819103a8feaSLen Brown void turbostat_init() 2820103a8feaSLen Brown { 2821103a8feaSLen Brown check_dev_msr(); 282298481e79SLen Brown check_permissions(); 2823fcd17211SLen Brown process_cpuid(); 2824103a8feaSLen Brown 2825c98d5d94SLen Brown setup_all_buffers(); 2826103a8feaSLen Brown 2827d8af6f5fSLen Brown if (debug) 2828889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 2829889facbeSLen Brown 2830d8af6f5fSLen Brown if (debug) 28313a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 28323a9a941dSLen Brown 2833d8af6f5fSLen Brown if (debug) 2834889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 2835889facbeSLen Brown 2836889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 2837889facbeSLen Brown 2838d8af6f5fSLen Brown if (debug) 2839889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 2840103a8feaSLen Brown } 2841103a8feaSLen Brown 2842103a8feaSLen Brown int fork_it(char **argv) 2843103a8feaSLen Brown { 2844103a8feaSLen Brown pid_t child_pid; 2845d91bb17cSLen Brown int status; 2846d15cf7c1SLen Brown 2847d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 2848d91bb17cSLen Brown if (status) 2849d91bb17cSLen Brown exit(status); 2850d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 2851d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 2852103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2853103a8feaSLen Brown 2854103a8feaSLen Brown child_pid = fork(); 2855103a8feaSLen Brown if (!child_pid) { 2856103a8feaSLen Brown /* child */ 2857103a8feaSLen Brown execvp(argv[0], argv); 2858103a8feaSLen Brown } else { 2859103a8feaSLen Brown 2860103a8feaSLen Brown /* parent */ 2861b2c95d90SJosh Triplett if (child_pid == -1) 2862b2c95d90SJosh Triplett err(1, "fork"); 2863103a8feaSLen Brown 2864103a8feaSLen Brown signal(SIGINT, SIG_IGN); 2865103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 2866b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 2867b2c95d90SJosh Triplett err(status, "waitpid"); 2868103a8feaSLen Brown } 2869c98d5d94SLen Brown /* 2870c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 2871c98d5d94SLen Brown * because re-starting is problematic when forking 2872c98d5d94SLen Brown */ 2873c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 2874103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 2875103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 2876c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 2877c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 2878c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 2879c98d5d94SLen Brown flush_stderr(); 2880103a8feaSLen Brown 28816eab04a8SJustin P. Mattock fprintf(stderr, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 2882103a8feaSLen Brown 2883d91bb17cSLen Brown return status; 2884103a8feaSLen Brown } 2885103a8feaSLen Brown 28863b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 28873b4d5c7fSAndy Shevchenko { 28883b4d5c7fSAndy Shevchenko int status; 28893b4d5c7fSAndy Shevchenko 28903b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 28913b4d5c7fSAndy Shevchenko if (status) 28923b4d5c7fSAndy Shevchenko return status; 28933b4d5c7fSAndy Shevchenko 28943b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 28953b4d5c7fSAndy Shevchenko if (status) 28963b4d5c7fSAndy Shevchenko return status; 28973b4d5c7fSAndy Shevchenko 28983b4d5c7fSAndy Shevchenko flush_stdout(); 28993b4d5c7fSAndy Shevchenko 29003b4d5c7fSAndy Shevchenko return status; 29013b4d5c7fSAndy Shevchenko } 29023b4d5c7fSAndy Shevchenko 2903d8af6f5fSLen Brown void print_version() { 2904e9257f5fSLen Brown fprintf(stderr, "turbostat version 4.5 2 Apr, 2015" 2905d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 2906d8af6f5fSLen Brown } 2907d8af6f5fSLen Brown 2908103a8feaSLen Brown void cmdline(int argc, char **argv) 2909103a8feaSLen Brown { 2910103a8feaSLen Brown int opt; 2911d8af6f5fSLen Brown int option_index = 0; 2912d8af6f5fSLen Brown static struct option long_options[] = { 2913d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 2914d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 2915d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 2916d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 2917d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 2918d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 2919d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 2920d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 2921d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 2922d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 2923d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 2924d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 2925d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 2926d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 2927d8af6f5fSLen Brown {0, 0, 0, 0 } 2928d8af6f5fSLen Brown }; 2929103a8feaSLen Brown 2930103a8feaSLen Brown progname = argv[0]; 2931103a8feaSLen Brown 2932d8af6f5fSLen Brown while ((opt = getopt_long_only(argc, argv, "C:c:Ddhi:JM:m:PpST:v", 2933d8af6f5fSLen Brown long_options, &option_index)) != -1) { 2934103a8feaSLen Brown switch (opt) { 2935d8af6f5fSLen Brown case 'C': 2936d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 2937103a8feaSLen Brown break; 2938f9240813SLen Brown case 'c': 29398e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 29408e180f3cSLen Brown break; 2941d8af6f5fSLen Brown case 'D': 2942d8af6f5fSLen Brown dump_only++; 29438e180f3cSLen Brown break; 2944d8af6f5fSLen Brown case 'd': 2945d8af6f5fSLen Brown debug++; 29462f32edf1SLen Brown break; 2947d8af6f5fSLen Brown case 'h': 2948d8af6f5fSLen Brown default: 2949d8af6f5fSLen Brown help(); 2950d8af6f5fSLen Brown exit(1); 2951d8af6f5fSLen Brown case 'i': 2952d8af6f5fSLen Brown interval_sec = atoi(optarg); 2953889facbeSLen Brown break; 29545c56be9aSDirk Brandewie case 'J': 29555c56be9aSDirk Brandewie rapl_joules++; 29565c56be9aSDirk Brandewie break; 2957d8af6f5fSLen Brown case 'M': 2958d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 2959d8af6f5fSLen Brown break; 2960d8af6f5fSLen Brown case 'm': 2961d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 2962d8af6f5fSLen Brown break; 2963d8af6f5fSLen Brown case 'P': 2964d8af6f5fSLen Brown show_pkg_only++; 2965d8af6f5fSLen Brown break; 2966d8af6f5fSLen Brown case 'p': 2967d8af6f5fSLen Brown show_core_only++; 2968d8af6f5fSLen Brown break; 2969d8af6f5fSLen Brown case 'S': 2970d8af6f5fSLen Brown summary_only++; 2971d8af6f5fSLen Brown break; 2972d8af6f5fSLen Brown case 'T': 2973d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 2974d8af6f5fSLen Brown break; 2975d8af6f5fSLen Brown case 'v': 2976d8af6f5fSLen Brown print_version(); 2977d8af6f5fSLen Brown exit(0); 2978d8af6f5fSLen Brown break; 2979103a8feaSLen Brown } 2980103a8feaSLen Brown } 2981103a8feaSLen Brown } 2982103a8feaSLen Brown 2983103a8feaSLen Brown int main(int argc, char **argv) 2984103a8feaSLen Brown { 2985103a8feaSLen Brown cmdline(argc, argv); 2986103a8feaSLen Brown 2987d8af6f5fSLen Brown if (debug) 2988d8af6f5fSLen Brown print_version(); 2989103a8feaSLen Brown 2990103a8feaSLen Brown turbostat_init(); 2991103a8feaSLen Brown 29923b4d5c7fSAndy Shevchenko /* dump counters and exit */ 29933b4d5c7fSAndy Shevchenko if (dump_only) 29943b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 29953b4d5c7fSAndy Shevchenko 2996103a8feaSLen Brown /* 2997103a8feaSLen Brown * if any params left, it must be a command to fork 2998103a8feaSLen Brown */ 2999103a8feaSLen Brown if (argc - optind) 3000103a8feaSLen Brown return fork_it(argv + optind); 3001103a8feaSLen Brown else 3002103a8feaSLen Brown turbostat_loop(); 3003103a8feaSLen Brown 3004103a8feaSLen Brown return 0; 3005103a8feaSLen Brown } 3006