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; 55fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 56ee7e38e3SLen Brown unsigned int do_pc2; 57ee7e38e3SLen Brown unsigned int do_pc3; 58ee7e38e3SLen Brown unsigned int do_pc6; 59ee7e38e3SLen Brown unsigned int do_pc7; 60ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10; 610b2bb692SLen Brown unsigned int do_skl_residency; 62144b44b1SLen Brown unsigned int do_slm_cstates; 63144b44b1SLen Brown unsigned int use_c1_residency_msr; 64103a8feaSLen Brown unsigned int has_aperf; 65889facbeSLen Brown unsigned int has_epb; 66fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 67103a8feaSLen Brown unsigned int genuine_intel; 68103a8feaSLen Brown unsigned int has_invariant_tsc; 69d7899447SLen Brown unsigned int do_nhm_platform_info; 702f32edf1SLen Brown unsigned int extra_msr_offset32; 712f32edf1SLen Brown unsigned int extra_msr_offset64; 728e180f3cSLen Brown unsigned int extra_delta_offset32; 738e180f3cSLen Brown unsigned int extra_delta_offset64; 74b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 751ed51011SLen Brown int do_smi; 76103a8feaSLen Brown double bclk; 77a2b7b749SLen Brown double base_hz; 7821ed5574SLen Brown unsigned int has_base_hz; 79a2b7b749SLen Brown double tsc_tweak = 1.0; 80103a8feaSLen Brown unsigned int show_pkg; 81103a8feaSLen Brown unsigned int show_core; 82103a8feaSLen Brown unsigned int show_cpu; 83c98d5d94SLen Brown unsigned int show_pkg_only; 84c98d5d94SLen Brown unsigned int show_core_only; 85c98d5d94SLen Brown char *output_buffer, *outp; 86889facbeSLen Brown unsigned int do_rapl; 87889facbeSLen Brown unsigned int do_dts; 88889facbeSLen Brown unsigned int do_ptm; 89889facbeSLen Brown unsigned int tcc_activation_temp; 90889facbeSLen Brown unsigned int tcc_activation_temp_override; 9140ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 9240ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 93889facbeSLen Brown double rapl_joule_counter_range; 943a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 953a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 963a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 978a5bdf41SLen Brown unsigned int crystal_hz; 988a5bdf41SLen Brown unsigned long long tsc_hz; 997ce7d5deSPrarit Bhargava int base_cpu; 10021ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 101889facbeSLen Brown 102889facbeSLen Brown #define RAPL_PKG (1 << 0) 103e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 104e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 105e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 106e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 107e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 108e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 109e6f9bb3cSLen Brown 110889facbeSLen Brown #define RAPL_DRAM (1 << 3) 111e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 112e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 113e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 114e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1150b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1160b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 117e6f9bb3cSLen Brown 1180b2bb692SLen Brown #define RAPL_CORES (1 << 6) 119e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 120e6f9bb3cSLen Brown /* 0x639 MSR_PP0_ENERGY_STATUS */ 1210b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 122e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 123e6f9bb3cSLen Brown 1240b2bb692SLen Brown #define RAPL_GFX (1 << 8) 125e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 126e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 127e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 128889facbeSLen Brown #define TJMAX_DEFAULT 100 129889facbeSLen Brown 130889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 131103a8feaSLen Brown 132103a8feaSLen Brown int aperf_mperf_unstable; 133103a8feaSLen Brown int backwards_count; 134103a8feaSLen Brown char *progname; 135103a8feaSLen Brown 136c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 137c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 138c98d5d94SLen Brown 139c98d5d94SLen Brown struct thread_data { 140c98d5d94SLen Brown unsigned long long tsc; 141c98d5d94SLen Brown unsigned long long aperf; 142c98d5d94SLen Brown unsigned long long mperf; 143144b44b1SLen Brown unsigned long long c1; 1442f32edf1SLen Brown unsigned long long extra_msr64; 1458e180f3cSLen Brown unsigned long long extra_delta64; 1468e180f3cSLen Brown unsigned long long extra_msr32; 1478e180f3cSLen Brown unsigned long long extra_delta32; 1481ed51011SLen Brown unsigned int smi_count; 149c98d5d94SLen Brown unsigned int cpu_id; 150c98d5d94SLen Brown unsigned int flags; 151c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 152c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 153c98d5d94SLen Brown } *thread_even, *thread_odd; 154c98d5d94SLen Brown 155c98d5d94SLen Brown struct core_data { 156c98d5d94SLen Brown unsigned long long c3; 157c98d5d94SLen Brown unsigned long long c6; 158c98d5d94SLen Brown unsigned long long c7; 159889facbeSLen Brown unsigned int core_temp_c; 160c98d5d94SLen Brown unsigned int core_id; 161c98d5d94SLen Brown } *core_even, *core_odd; 162c98d5d94SLen Brown 163c98d5d94SLen Brown struct pkg_data { 164c98d5d94SLen Brown unsigned long long pc2; 165c98d5d94SLen Brown unsigned long long pc3; 166c98d5d94SLen Brown unsigned long long pc6; 167c98d5d94SLen Brown unsigned long long pc7; 168ca58710fSKristen Carlson Accardi unsigned long long pc8; 169ca58710fSKristen Carlson Accardi unsigned long long pc9; 170ca58710fSKristen Carlson Accardi unsigned long long pc10; 1710b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1720b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1730b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1740b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 175c98d5d94SLen Brown unsigned int package_id; 176889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 177889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 178889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 179889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 180889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 181889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 182889facbeSLen Brown unsigned int pkg_temp_c; 183889facbeSLen Brown 184c98d5d94SLen Brown } *package_even, *package_odd; 185c98d5d94SLen Brown 186c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 187c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 188c98d5d94SLen Brown 189c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 190c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 191c98d5d94SLen Brown topo.num_threads_per_core + \ 192c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 193c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 194c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 195c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 196c98d5d94SLen Brown 197c98d5d94SLen Brown struct system_summary { 198c98d5d94SLen Brown struct thread_data threads; 199c98d5d94SLen Brown struct core_data cores; 200c98d5d94SLen Brown struct pkg_data packages; 201c98d5d94SLen Brown } sum, average; 202c98d5d94SLen Brown 203c98d5d94SLen Brown 204c98d5d94SLen Brown struct topo_params { 205c98d5d94SLen Brown int num_packages; 206103a8feaSLen Brown int num_cpus; 207c98d5d94SLen Brown int num_cores; 208c98d5d94SLen Brown int max_cpu_num; 209c98d5d94SLen Brown int num_cores_per_pkg; 210c98d5d94SLen Brown int num_threads_per_core; 211c98d5d94SLen Brown } topo; 212103a8feaSLen Brown 213c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 214103a8feaSLen Brown 215c98d5d94SLen Brown void setup_all_buffers(void); 216103a8feaSLen Brown 217c98d5d94SLen Brown int cpu_is_not_present(int cpu) 218d15cf7c1SLen Brown { 219c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 220c98d5d94SLen Brown } 221c98d5d94SLen Brown /* 222c98d5d94SLen Brown * run func(thread, core, package) in topology order 223c98d5d94SLen Brown * skip non-present cpus 224c98d5d94SLen Brown */ 225c98d5d94SLen Brown 226c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 227c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 228c98d5d94SLen Brown { 229c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 230c98d5d94SLen Brown 231c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 232c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 233c98d5d94SLen Brown for (thread_no = 0; thread_no < 234c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 235c98d5d94SLen Brown struct thread_data *t; 236c98d5d94SLen Brown struct core_data *c; 237c98d5d94SLen Brown struct pkg_data *p; 238c98d5d94SLen Brown 239c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 240c98d5d94SLen Brown 241c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 242c98d5d94SLen Brown continue; 243c98d5d94SLen Brown 244c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 245c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 246c98d5d94SLen Brown 247c98d5d94SLen Brown retval = func(t, c, p); 248c98d5d94SLen Brown if (retval) 249c98d5d94SLen Brown return retval; 250c98d5d94SLen Brown } 251c98d5d94SLen Brown } 252c98d5d94SLen Brown } 253d15cf7c1SLen Brown return 0; 254d15cf7c1SLen Brown } 255d15cf7c1SLen Brown 25688c3281fSLen Brown int cpu_migrate(int cpu) 25788c3281fSLen Brown { 258c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 259c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 260c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 26188c3281fSLen Brown return -1; 26288c3281fSLen Brown else 26388c3281fSLen Brown return 0; 26488c3281fSLen Brown } 26588c3281fSLen Brown 26615aaa346SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 267103a8feaSLen Brown { 268103a8feaSLen Brown ssize_t retval; 269103a8feaSLen Brown char pathname[32]; 270103a8feaSLen Brown int fd; 271103a8feaSLen Brown 272103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 273103a8feaSLen Brown fd = open(pathname, O_RDONLY); 27415aaa346SLen Brown if (fd < 0) 27598481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 276103a8feaSLen Brown 27715aaa346SLen Brown retval = pread(fd, msr, sizeof *msr, offset); 278103a8feaSLen Brown close(fd); 27915aaa346SLen Brown 28098481e79SLen Brown if (retval != sizeof *msr) 28198481e79SLen Brown err(-1, "%s offset 0x%llx read failed", pathname, (unsigned long long)offset); 28215aaa346SLen Brown 28315aaa346SLen Brown return 0; 284103a8feaSLen Brown } 285103a8feaSLen Brown 286fc04cc67SLen Brown /* 287fc04cc67SLen Brown * Example Format w/ field column widths: 288fc04cc67SLen Brown * 289fc04cc67SLen 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 290e7c95ff3SLen Brown * 123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 291fc04cc67SLen Brown */ 292fc04cc67SLen Brown 293a829eb4dSLen Brown void print_header(void) 294103a8feaSLen Brown { 295103a8feaSLen Brown if (show_pkg) 296fc04cc67SLen Brown outp += sprintf(outp, " Package"); 297103a8feaSLen Brown if (show_core) 298fc04cc67SLen Brown outp += sprintf(outp, " Core"); 299103a8feaSLen Brown if (show_cpu) 300c98d5d94SLen Brown outp += sprintf(outp, " CPU"); 301103a8feaSLen Brown if (has_aperf) 302fc04cc67SLen Brown outp += sprintf(outp, " Avg_MHz"); 303d7899447SLen Brown if (has_aperf) 304fc04cc67SLen Brown outp += sprintf(outp, " %%Busy"); 305fc04cc67SLen Brown if (has_aperf) 306fc04cc67SLen Brown outp += sprintf(outp, " Bzy_MHz"); 307fc04cc67SLen Brown outp += sprintf(outp, " TSC_MHz"); 3081cc21f7bSLen Brown 3098e180f3cSLen Brown if (extra_delta_offset32) 310f9240813SLen Brown outp += sprintf(outp, " count 0x%03X", extra_delta_offset32); 3118e180f3cSLen Brown if (extra_delta_offset64) 312f9240813SLen Brown outp += sprintf(outp, " COUNT 0x%03X", extra_delta_offset64); 3132f32edf1SLen Brown if (extra_msr_offset32) 3148e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset32); 3152f32edf1SLen Brown if (extra_msr_offset64) 3168e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset64); 3171cc21f7bSLen Brown 3181cc21f7bSLen Brown if (!debug) 3191cc21f7bSLen Brown goto done; 3201cc21f7bSLen Brown 3211cc21f7bSLen Brown if (do_smi) 3221cc21f7bSLen Brown outp += sprintf(outp, " SMI"); 3231cc21f7bSLen Brown 324103a8feaSLen Brown if (do_nhm_cstates) 325fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c1"); 326fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 327fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c3"); 328103a8feaSLen Brown if (do_nhm_cstates) 329fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c6"); 330103a8feaSLen Brown if (do_snb_cstates) 331fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c7"); 332889facbeSLen Brown 333889facbeSLen Brown if (do_dts) 334fc04cc67SLen Brown outp += sprintf(outp, " CoreTmp"); 335889facbeSLen Brown if (do_ptm) 336fc04cc67SLen Brown outp += sprintf(outp, " PkgTmp"); 337889facbeSLen Brown 3380b2bb692SLen Brown if (do_skl_residency) { 3390b2bb692SLen Brown outp += sprintf(outp, " Totl%%C0"); 3400b2bb692SLen Brown outp += sprintf(outp, " Any%%C0"); 3410b2bb692SLen Brown outp += sprintf(outp, " GFX%%C0"); 3420b2bb692SLen Brown outp += sprintf(outp, " CPUGFX%%"); 3430b2bb692SLen Brown } 3440b2bb692SLen Brown 345ee7e38e3SLen Brown if (do_pc2) 346fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc2"); 347ee7e38e3SLen Brown if (do_pc3) 348fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc3"); 349ee7e38e3SLen Brown if (do_pc6) 350fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc6"); 351ee7e38e3SLen Brown if (do_pc7) 352fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc7"); 353ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 354fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc8"); 355fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc9"); 356fc04cc67SLen Brown outp += sprintf(outp, " Pk%%pc10"); 357ca58710fSKristen Carlson Accardi } 358103a8feaSLen Brown 3595c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 360889facbeSLen Brown if (do_rapl & RAPL_PKG) 361fc04cc67SLen Brown outp += sprintf(outp, " PkgWatt"); 362889facbeSLen Brown if (do_rapl & RAPL_CORES) 363fc04cc67SLen Brown outp += sprintf(outp, " CorWatt"); 364889facbeSLen Brown if (do_rapl & RAPL_GFX) 365fc04cc67SLen Brown outp += sprintf(outp, " GFXWatt"); 366889facbeSLen Brown if (do_rapl & RAPL_DRAM) 367fc04cc67SLen Brown outp += sprintf(outp, " RAMWatt"); 368889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 369889facbeSLen Brown outp += sprintf(outp, " PKG_%%"); 370889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 371889facbeSLen Brown outp += sprintf(outp, " RAM_%%"); 372d7899447SLen Brown } else if (do_rapl && rapl_joules) { 3735c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 3745c56be9aSDirk Brandewie outp += sprintf(outp, " Pkg_J"); 3755c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 3765c56be9aSDirk Brandewie outp += sprintf(outp, " Cor_J"); 3775c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 3785c56be9aSDirk Brandewie outp += sprintf(outp, " GFX_J"); 3795c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 380bd6906edSLen Brown outp += sprintf(outp, " RAM_J"); 3815c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 3825c56be9aSDirk Brandewie outp += sprintf(outp, " PKG_%%"); 3835c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 3845c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_%%"); 3855c56be9aSDirk Brandewie outp += sprintf(outp, " time"); 386889facbeSLen Brown 3875c56be9aSDirk Brandewie } 3881cc21f7bSLen Brown done: 389c98d5d94SLen Brown outp += sprintf(outp, "\n"); 390103a8feaSLen Brown } 391103a8feaSLen Brown 392c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 393c98d5d94SLen Brown struct pkg_data *p) 394103a8feaSLen Brown { 3953b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 396c98d5d94SLen Brown 397c98d5d94SLen Brown if (t) { 3983b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 3993b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 4003b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 4013b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 4023b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 4033b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 4043b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4058e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 4063b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4078e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 4083b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4092f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4103b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4112f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 4121ed51011SLen Brown if (do_smi) 4133b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 414103a8feaSLen Brown } 415103a8feaSLen Brown 416c98d5d94SLen Brown if (c) { 4173b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4183b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4193b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4203b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4213b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 422c98d5d94SLen Brown } 423103a8feaSLen Brown 424c98d5d94SLen Brown if (p) { 4253b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4260b2bb692SLen Brown 4270b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4280b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4290b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4300b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4310b2bb692SLen Brown 4323b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 433ee7e38e3SLen Brown if (do_pc3) 4343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 435ee7e38e3SLen Brown if (do_pc6) 4363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 437ee7e38e3SLen Brown if (do_pc7) 4383b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4393b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4403b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4413b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4423b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4433b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4453b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4473b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4493b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4503b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 451c98d5d94SLen Brown } 4523b4d5c7fSAndy Shevchenko 4533b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4543b4d5c7fSAndy Shevchenko 455c98d5d94SLen Brown return 0; 456103a8feaSLen Brown } 457103a8feaSLen Brown 458e23da037SLen Brown /* 459e23da037SLen Brown * column formatting convention & formats 460e23da037SLen Brown */ 461c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 462c98d5d94SLen Brown struct pkg_data *p) 463103a8feaSLen Brown { 464103a8feaSLen Brown double interval_float; 465fc04cc67SLen Brown char *fmt8; 466103a8feaSLen Brown 467c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 468c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 469c98d5d94SLen Brown return 0; 470c98d5d94SLen Brown 471c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 472c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 473c98d5d94SLen Brown return 0; 474c98d5d94SLen Brown 475103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 476103a8feaSLen Brown 477c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 478c98d5d94SLen Brown if (t == &average.threads) { 479103a8feaSLen Brown if (show_pkg) 480fc04cc67SLen Brown outp += sprintf(outp, " -"); 481103a8feaSLen Brown if (show_core) 482fc04cc67SLen Brown outp += sprintf(outp, " -"); 483103a8feaSLen Brown if (show_cpu) 484fc04cc67SLen Brown outp += sprintf(outp, " -"); 485103a8feaSLen Brown } else { 486c98d5d94SLen Brown if (show_pkg) { 487c98d5d94SLen Brown if (p) 488fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->package_id); 489c98d5d94SLen Brown else 490fc04cc67SLen Brown outp += sprintf(outp, " -"); 491c98d5d94SLen Brown } 492c98d5d94SLen Brown if (show_core) { 493c98d5d94SLen Brown if (c) 494fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_id); 495c98d5d94SLen Brown else 496fc04cc67SLen Brown outp += sprintf(outp, " -"); 497c98d5d94SLen Brown } 498103a8feaSLen Brown if (show_cpu) 499fc04cc67SLen Brown outp += sprintf(outp, "%8d", t->cpu_id); 500103a8feaSLen Brown } 501fc04cc67SLen Brown 502d7899447SLen Brown /* Avg_MHz */ 503fc04cc67SLen Brown if (has_aperf) 504fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 505fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 506fc04cc67SLen Brown 507d7899447SLen Brown /* %Busy */ 508d7899447SLen Brown if (has_aperf) { 509103a8feaSLen Brown if (!skip_c0) 510a2b7b749SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc/tsc_tweak); 511103a8feaSLen Brown else 512fc04cc67SLen Brown outp += sprintf(outp, "********"); 513103a8feaSLen Brown } 514103a8feaSLen Brown 515d7899447SLen Brown /* Bzy_MHz */ 51621ed5574SLen Brown if (has_aperf) { 51721ed5574SLen Brown if (has_base_hz) 51821ed5574SLen Brown outp += sprintf(outp, "%8.0f", base_hz / units * t->aperf / t->mperf); 51921ed5574SLen Brown else 520fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 52121ed5574SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 52221ed5574SLen Brown } 523103a8feaSLen Brown 524d7899447SLen Brown /* TSC_MHz */ 525fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float); 526103a8feaSLen Brown 5278e180f3cSLen Brown /* delta */ 5288e180f3cSLen Brown if (extra_delta_offset32) 5298e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta32); 5308e180f3cSLen Brown 5318e180f3cSLen Brown /* DELTA */ 5328e180f3cSLen Brown if (extra_delta_offset64) 5338e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta64); 5342f32edf1SLen Brown /* msr */ 5352f32edf1SLen Brown if (extra_msr_offset32) 5368e180f3cSLen Brown outp += sprintf(outp, " 0x%08llx", t->extra_msr32); 5372f32edf1SLen Brown 538130ff304SLen Brown /* MSR */ 5392f32edf1SLen Brown if (extra_msr_offset64) 5402f32edf1SLen Brown outp += sprintf(outp, " 0x%016llx", t->extra_msr64); 541130ff304SLen Brown 5421cc21f7bSLen Brown if (!debug) 5431cc21f7bSLen Brown goto done; 5441cc21f7bSLen Brown 5451cc21f7bSLen Brown /* SMI */ 5461cc21f7bSLen Brown if (do_smi) 5471cc21f7bSLen Brown outp += sprintf(outp, "%8d", t->smi_count); 5481cc21f7bSLen Brown 549103a8feaSLen Brown if (do_nhm_cstates) { 550103a8feaSLen Brown if (!skip_c1) 551fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->c1/t->tsc); 552103a8feaSLen Brown else 553fc04cc67SLen Brown outp += sprintf(outp, "********"); 554103a8feaSLen Brown } 555c98d5d94SLen Brown 556c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 557c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 558c98d5d94SLen Brown goto done; 559c98d5d94SLen Brown 560fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 561fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c3/t->tsc); 562103a8feaSLen Brown if (do_nhm_cstates) 563fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c6/t->tsc); 564103a8feaSLen Brown if (do_snb_cstates) 565fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c7/t->tsc); 566c98d5d94SLen Brown 567889facbeSLen Brown if (do_dts) 568fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_temp_c); 569889facbeSLen Brown 570c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 571c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 572c98d5d94SLen Brown goto done; 573c98d5d94SLen Brown 5740b2bb692SLen Brown /* PkgTmp */ 575889facbeSLen Brown if (do_ptm) 576fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->pkg_temp_c); 577889facbeSLen Brown 5780b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 5790b2bb692SLen Brown if (do_skl_residency) { 5800b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 5810b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 5820b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 5830b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 5840b2bb692SLen Brown } 5850b2bb692SLen Brown 586ee7e38e3SLen Brown if (do_pc2) 587fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc2/t->tsc); 588ee7e38e3SLen Brown if (do_pc3) 589fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc3/t->tsc); 590ee7e38e3SLen Brown if (do_pc6) 591fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc6/t->tsc); 592ee7e38e3SLen Brown if (do_pc7) 593fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc7/t->tsc); 594ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 595fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc8/t->tsc); 596fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc9/t->tsc); 597fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc10/t->tsc); 598ca58710fSKristen Carlson Accardi } 599889facbeSLen Brown 600889facbeSLen Brown /* 601889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 602889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 603889facbeSLen Brown */ 604fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 605fc04cc67SLen Brown fmt8 = "%8.2f"; 606fc04cc67SLen Brown else 607fc04cc67SLen Brown fmt8 = " %6.0f**"; 608889facbeSLen Brown 6095c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 610889facbeSLen Brown if (do_rapl & RAPL_PKG) 611fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 612889facbeSLen Brown if (do_rapl & RAPL_CORES) 613fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 614889facbeSLen Brown if (do_rapl & RAPL_GFX) 615fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 616889facbeSLen Brown if (do_rapl & RAPL_DRAM) 61740ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 618889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 619fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 620889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 621fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 622d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6235c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 624fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6255c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6265c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 627fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6285c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6295c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 630fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6315c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6325c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 633fc04cc67SLen Brown outp += sprintf(outp, fmt8, 63440ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6355c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 636fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6375c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 638fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 639889facbeSLen Brown 640d7899447SLen Brown outp += sprintf(outp, fmt8, interval_float); 6415c56be9aSDirk Brandewie } 642c98d5d94SLen Brown done: 643c98d5d94SLen Brown outp += sprintf(outp, "\n"); 644c98d5d94SLen Brown 645c98d5d94SLen Brown return 0; 646103a8feaSLen Brown } 647103a8feaSLen Brown 648c98d5d94SLen Brown void flush_stdout() 649103a8feaSLen Brown { 650c98d5d94SLen Brown fputs(output_buffer, stdout); 651ddac0d68SLen Brown fflush(stdout); 652c98d5d94SLen Brown outp = output_buffer; 653c98d5d94SLen Brown } 654c98d5d94SLen Brown void flush_stderr() 655c98d5d94SLen Brown { 656c98d5d94SLen Brown fputs(output_buffer, stderr); 657c98d5d94SLen Brown outp = output_buffer; 658c98d5d94SLen Brown } 659c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 660c98d5d94SLen Brown { 661e23da037SLen Brown static int printed; 662103a8feaSLen Brown 663e23da037SLen Brown if (!printed || !summary_only) 664103a8feaSLen Brown print_header(); 665103a8feaSLen Brown 666c98d5d94SLen Brown if (topo.num_cpus > 1) 667c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 668c98d5d94SLen Brown &average.packages); 669103a8feaSLen Brown 670e23da037SLen Brown printed = 1; 671e23da037SLen Brown 672e23da037SLen Brown if (summary_only) 673e23da037SLen Brown return; 674e23da037SLen Brown 675c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 676103a8feaSLen Brown } 677103a8feaSLen Brown 678889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 679889facbeSLen Brown if (new > old) { \ 680889facbeSLen Brown old = new - old; \ 681889facbeSLen Brown } else { \ 682889facbeSLen Brown old = 0x100000000 + new - old; \ 683889facbeSLen Brown } 684889facbeSLen Brown 685c98d5d94SLen Brown void 686c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 687103a8feaSLen Brown { 6880b2bb692SLen Brown 6890b2bb692SLen Brown if (do_skl_residency) { 6900b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 6910b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 6920b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 6930b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 6940b2bb692SLen Brown } 695c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 696ee7e38e3SLen Brown if (do_pc3) 697c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 698ee7e38e3SLen Brown if (do_pc6) 699c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 700ee7e38e3SLen Brown if (do_pc7) 701c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 702ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 703ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 704ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 705889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 706889facbeSLen Brown 707889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 708889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 709889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 710889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 711889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 712889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 713103a8feaSLen Brown } 714103a8feaSLen Brown 715c98d5d94SLen Brown void 716c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 717c98d5d94SLen Brown { 718c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 719c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 720c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 721889facbeSLen Brown old->core_temp_c = new->core_temp_c; 722103a8feaSLen Brown } 723c98d5d94SLen Brown 724c3ae331dSLen Brown /* 725c3ae331dSLen Brown * old = new - old 726c3ae331dSLen Brown */ 727c98d5d94SLen Brown void 728c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 729c98d5d94SLen Brown struct core_data *core_delta) 730c98d5d94SLen Brown { 731c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 732c98d5d94SLen Brown 733103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 734b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 735b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 736b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 737b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 738103a8feaSLen Brown 739c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 740c98d5d94SLen Brown 741a729617cSLen Brown if (has_aperf) { 742c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 743c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 744c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 745c98d5d94SLen Brown } else { 746c98d5d94SLen Brown 747103a8feaSLen Brown if (!aperf_mperf_unstable) { 748103a8feaSLen Brown fprintf(stderr, "%s: APERF or MPERF went backwards *\n", progname); 749103a8feaSLen Brown fprintf(stderr, "* Frequency results do not cover entire interval *\n"); 750103a8feaSLen Brown fprintf(stderr, "* fix this by running Linux-2.6.30 or later *\n"); 751103a8feaSLen Brown 752103a8feaSLen Brown aperf_mperf_unstable = 1; 753103a8feaSLen Brown } 754103a8feaSLen Brown /* 755103a8feaSLen Brown * mperf delta is likely a huge "positive" number 756103a8feaSLen Brown * can not use it for calculating c0 time 757103a8feaSLen Brown */ 758103a8feaSLen Brown skip_c0 = 1; 759103a8feaSLen Brown skip_c1 = 1; 760103a8feaSLen Brown } 761a729617cSLen Brown } 762103a8feaSLen Brown 763c98d5d94SLen Brown 764144b44b1SLen Brown if (use_c1_residency_msr) { 765144b44b1SLen Brown /* 766144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 767144b44b1SLen Brown * which should be more accurate than the derivation below. 768144b44b1SLen Brown */ 769144b44b1SLen Brown } else { 770103a8feaSLen Brown /* 771c3ae331dSLen Brown * As counter collection is not atomic, 772c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 773103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 774103a8feaSLen Brown */ 775c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 776c98d5d94SLen Brown old->c1 = 0; 777c98d5d94SLen Brown else { 778c98d5d94SLen Brown /* normal case, derive c1 */ 779c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 780c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 781c98d5d94SLen Brown } 782144b44b1SLen Brown } 783c3ae331dSLen Brown 784c98d5d94SLen Brown if (old->mperf == 0) { 785d8af6f5fSLen Brown if (debug > 1) fprintf(stderr, "cpu%d MPERF 0!\n", old->cpu_id); 786c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 787c98d5d94SLen Brown } 788103a8feaSLen Brown 7898e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 7908e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 7918e180f3cSLen Brown 7928e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 7938e180f3cSLen Brown 794103a8feaSLen Brown /* 7958e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 796103a8feaSLen Brown */ 7972f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 7982f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 7991ed51011SLen Brown 8001ed51011SLen Brown if (do_smi) 8011ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 802103a8feaSLen Brown } 803c98d5d94SLen Brown 804c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 805c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 806c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 807c98d5d94SLen Brown { 808c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 809c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 810c98d5d94SLen Brown delta_core(c, c2); 811c98d5d94SLen Brown 812c98d5d94SLen Brown /* always calculate thread delta */ 813c98d5d94SLen Brown delta_thread(t, t2, c2); /* c2 is core delta */ 814c98d5d94SLen Brown 815c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 816c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 817c98d5d94SLen Brown delta_package(p, p2); 818c98d5d94SLen Brown 819103a8feaSLen Brown return 0; 820103a8feaSLen Brown } 821103a8feaSLen Brown 822c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 823103a8feaSLen Brown { 824c98d5d94SLen Brown t->tsc = 0; 825c98d5d94SLen Brown t->aperf = 0; 826c98d5d94SLen Brown t->mperf = 0; 827c98d5d94SLen Brown t->c1 = 0; 828103a8feaSLen Brown 8291ed51011SLen Brown t->smi_count = 0; 8308e180f3cSLen Brown t->extra_delta32 = 0; 8318e180f3cSLen Brown t->extra_delta64 = 0; 8328e180f3cSLen Brown 833c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 834c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 835c98d5d94SLen Brown 836c98d5d94SLen Brown c->c3 = 0; 837c98d5d94SLen Brown c->c6 = 0; 838c98d5d94SLen Brown c->c7 = 0; 839889facbeSLen Brown c->core_temp_c = 0; 840c98d5d94SLen Brown 8410b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 8420b2bb692SLen Brown p->pkg_any_core_c0 = 0; 8430b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 8440b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 8450b2bb692SLen Brown 846c98d5d94SLen Brown p->pc2 = 0; 847ee7e38e3SLen Brown if (do_pc3) 848c98d5d94SLen Brown p->pc3 = 0; 849ee7e38e3SLen Brown if (do_pc6) 850c98d5d94SLen Brown p->pc6 = 0; 851ee7e38e3SLen Brown if (do_pc7) 852c98d5d94SLen Brown p->pc7 = 0; 853ca58710fSKristen Carlson Accardi p->pc8 = 0; 854ca58710fSKristen Carlson Accardi p->pc9 = 0; 855ca58710fSKristen Carlson Accardi p->pc10 = 0; 856889facbeSLen Brown 857889facbeSLen Brown p->energy_pkg = 0; 858889facbeSLen Brown p->energy_dram = 0; 859889facbeSLen Brown p->energy_cores = 0; 860889facbeSLen Brown p->energy_gfx = 0; 861889facbeSLen Brown p->rapl_pkg_perf_status = 0; 862889facbeSLen Brown p->rapl_dram_perf_status = 0; 863889facbeSLen Brown p->pkg_temp_c = 0; 864103a8feaSLen Brown } 865c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 866c98d5d94SLen Brown struct pkg_data *p) 867103a8feaSLen Brown { 868c98d5d94SLen Brown average.threads.tsc += t->tsc; 869c98d5d94SLen Brown average.threads.aperf += t->aperf; 870c98d5d94SLen Brown average.threads.mperf += t->mperf; 871c98d5d94SLen Brown average.threads.c1 += t->c1; 87215aaa346SLen Brown 8738e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 8748e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 8758e180f3cSLen Brown 876c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 877c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 878c98d5d94SLen Brown return 0; 879c98d5d94SLen Brown 880c98d5d94SLen Brown average.cores.c3 += c->c3; 881c98d5d94SLen Brown average.cores.c6 += c->c6; 882c98d5d94SLen Brown average.cores.c7 += c->c7; 883c98d5d94SLen Brown 884889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 885889facbeSLen Brown 886c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 887c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 888c98d5d94SLen Brown return 0; 889c98d5d94SLen Brown 8900b2bb692SLen Brown if (do_skl_residency) { 8910b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 8920b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 8930b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 8940b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 8950b2bb692SLen Brown } 8960b2bb692SLen Brown 897c98d5d94SLen Brown average.packages.pc2 += p->pc2; 898ee7e38e3SLen Brown if (do_pc3) 899c98d5d94SLen Brown average.packages.pc3 += p->pc3; 900ee7e38e3SLen Brown if (do_pc6) 901c98d5d94SLen Brown average.packages.pc6 += p->pc6; 902ee7e38e3SLen Brown if (do_pc7) 903c98d5d94SLen Brown average.packages.pc7 += p->pc7; 904ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 905ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 906ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 907c98d5d94SLen Brown 908889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 909889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 910889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 911889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 912889facbeSLen Brown 913889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 914889facbeSLen Brown 915889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 916889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 917c98d5d94SLen Brown return 0; 918c98d5d94SLen Brown } 919c98d5d94SLen Brown /* 920c98d5d94SLen Brown * sum the counters for all cpus in the system 921c98d5d94SLen Brown * compute the weighted average 922c98d5d94SLen Brown */ 923c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 924c98d5d94SLen Brown struct pkg_data *p) 925c98d5d94SLen Brown { 926c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 927c98d5d94SLen Brown 928c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 929c98d5d94SLen Brown 930c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 931c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 932c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 933c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 934c98d5d94SLen Brown 9358e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 9368e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 9378e180f3cSLen Brown 9388e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 9398e180f3cSLen Brown 940c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 941c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 942c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 943c98d5d94SLen Brown 9440b2bb692SLen Brown if (do_skl_residency) { 9450b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 9460b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 9470b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 9480b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 9490b2bb692SLen Brown } 9500b2bb692SLen Brown 951c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 952ee7e38e3SLen Brown if (do_pc3) 953c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 954ee7e38e3SLen Brown if (do_pc6) 955c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 956ee7e38e3SLen Brown if (do_pc7) 957c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 958ca58710fSKristen Carlson Accardi 959ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 960ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 961ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 962c98d5d94SLen Brown } 963c98d5d94SLen Brown 964c98d5d94SLen Brown static unsigned long long rdtsc(void) 965c98d5d94SLen Brown { 966c98d5d94SLen Brown unsigned int low, high; 967c98d5d94SLen Brown 968c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 969c98d5d94SLen Brown 970c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 971c98d5d94SLen Brown } 972c98d5d94SLen Brown 973c98d5d94SLen Brown 974c98d5d94SLen Brown /* 975c98d5d94SLen Brown * get_counters(...) 976c98d5d94SLen Brown * migrate to cpu 977c98d5d94SLen Brown * acquire and record local counters for that cpu 978c98d5d94SLen Brown */ 979c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 980c98d5d94SLen Brown { 981c98d5d94SLen Brown int cpu = t->cpu_id; 982889facbeSLen Brown unsigned long long msr; 983c98d5d94SLen Brown 984e52966c0SLen Brown if (cpu_migrate(cpu)) { 985e52966c0SLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 98615aaa346SLen Brown return -1; 987e52966c0SLen Brown } 98815aaa346SLen Brown 989c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 99015aaa346SLen Brown 99115aaa346SLen Brown if (has_aperf) { 9929c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 993c98d5d94SLen Brown return -3; 9949c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 995c98d5d94SLen Brown return -4; 996b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 997b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 99888c3281fSLen Brown } 99988c3281fSLen Brown 10001ed51011SLen Brown if (do_smi) { 10011ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 10021ed51011SLen Brown return -5; 10031ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 10041ed51011SLen Brown } 10058e180f3cSLen Brown if (extra_delta_offset32) { 1006889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 10072f32edf1SLen Brown return -5; 1008889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 10098e180f3cSLen Brown } 10108e180f3cSLen Brown 10118e180f3cSLen Brown if (extra_delta_offset64) 10128e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 10138e180f3cSLen Brown return -5; 10148e180f3cSLen Brown 10158e180f3cSLen Brown if (extra_msr_offset32) { 1016889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 10178e180f3cSLen Brown return -5; 1018889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 10198e180f3cSLen Brown } 10202f32edf1SLen Brown 10212f32edf1SLen Brown if (extra_msr_offset64) 10222f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1023c98d5d94SLen Brown return -5; 1024c98d5d94SLen Brown 1025144b44b1SLen Brown if (use_c1_residency_msr) { 1026144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1027144b44b1SLen Brown return -6; 1028144b44b1SLen Brown } 1029144b44b1SLen Brown 1030c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1031c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1032c98d5d94SLen Brown return 0; 1033c98d5d94SLen Brown 1034fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) { 1035c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1036c98d5d94SLen Brown return -6; 1037144b44b1SLen Brown } 1038144b44b1SLen Brown 1039fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_knl_cstates) { 1040c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1041c98d5d94SLen Brown return -7; 1042fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1043fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1044fb5d4327SDasaratharaman Chandramouli return -7; 1045103a8feaSLen Brown } 104615aaa346SLen Brown 104715aaa346SLen Brown if (do_snb_cstates) 1048c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1049c98d5d94SLen Brown return -8; 1050c98d5d94SLen Brown 1051889facbeSLen Brown if (do_dts) { 1052889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1053889facbeSLen Brown return -9; 1054889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1055889facbeSLen Brown } 1056889facbeSLen Brown 1057889facbeSLen Brown 1058c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1059c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1060c98d5d94SLen Brown return 0; 106115aaa346SLen Brown 10620b2bb692SLen Brown if (do_skl_residency) { 10630b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 10640b2bb692SLen Brown return -10; 10650b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 10660b2bb692SLen Brown return -11; 10670b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 10680b2bb692SLen Brown return -12; 10690b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 10700b2bb692SLen Brown return -13; 10710b2bb692SLen Brown } 1072ee7e38e3SLen Brown if (do_pc3) 1073c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1074c98d5d94SLen Brown return -9; 1075ee7e38e3SLen Brown if (do_pc6) 1076c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1077c98d5d94SLen Brown return -10; 1078ee7e38e3SLen Brown if (do_pc2) 1079c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1080c98d5d94SLen Brown return -11; 1081ee7e38e3SLen Brown if (do_pc7) 1082c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1083c98d5d94SLen Brown return -12; 1084ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1085ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1086ca58710fSKristen Carlson Accardi return -13; 1087ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1088ca58710fSKristen Carlson Accardi return -13; 1089ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1090ca58710fSKristen Carlson Accardi return -13; 1091ca58710fSKristen Carlson Accardi } 1092889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1093889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1094889facbeSLen Brown return -13; 1095889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1096889facbeSLen Brown } 1097889facbeSLen Brown if (do_rapl & RAPL_CORES) { 1098889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1099889facbeSLen Brown return -14; 1100889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1101889facbeSLen Brown } 1102889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1103889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1104889facbeSLen Brown return -15; 1105889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1106889facbeSLen Brown } 1107889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1108889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1109889facbeSLen Brown return -16; 1110889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1111889facbeSLen Brown } 1112889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1113889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1114889facbeSLen Brown return -16; 1115889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1116889facbeSLen Brown } 1117889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1118889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1119889facbeSLen Brown return -16; 1120889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1121889facbeSLen Brown } 1122889facbeSLen Brown if (do_ptm) { 1123889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1124889facbeSLen Brown return -17; 1125889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1126889facbeSLen Brown } 112715aaa346SLen Brown return 0; 1128103a8feaSLen Brown } 1129103a8feaSLen Brown 1130ee7e38e3SLen Brown /* 1131ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1132ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1133ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1134ee7e38e3SLen Brown */ 1135ee7e38e3SLen Brown 1136ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1137ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1138ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1139ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1140ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1141ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1142ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1143ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1144ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1145ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1146ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1147ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 11480b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 11490b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 11500b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1151ee7e38e3SLen Brown 1152ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1153ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 11540b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1155ee7e38e3SLen Brown 1156e9257f5fSLen 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}; 1157e9257f5fSLen 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}; 1158e9257f5fSLen 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}; 1159e9257f5fSLen 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}; 1160e9257f5fSLen 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}; 1161e9257f5fSLen 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}; 1162ee7e38e3SLen Brown 1163a2b7b749SLen Brown 1164a2b7b749SLen Brown static void 1165a2b7b749SLen Brown calculate_tsc_tweak() 1166a2b7b749SLen Brown { 1167a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1168a2b7b749SLen Brown } 1169a2b7b749SLen Brown 1170fcd17211SLen Brown static void 1171fcd17211SLen Brown dump_nhm_platform_info(void) 1172103a8feaSLen Brown { 1173103a8feaSLen Brown unsigned long long msr; 1174103a8feaSLen Brown unsigned int ratio; 1175103a8feaSLen Brown 11767ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_PLATFORM_INFO, &msr); 1177103a8feaSLen Brown 1178bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 11796574a5d5SLen Brown 1180103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 11818f61f359SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1182103a8feaSLen Brown ratio, bclk, ratio * bclk); 1183103a8feaSLen Brown 1184103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 11858f61f359SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz base frequency\n", 1186103a8feaSLen Brown ratio, bclk, ratio * bclk); 1187103a8feaSLen Brown 11887ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1189bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1190bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 119167920418SLen Brown 1192fcd17211SLen Brown return; 1193fcd17211SLen Brown } 1194fcd17211SLen Brown 1195fcd17211SLen Brown static void 1196fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1197fcd17211SLen Brown { 1198fcd17211SLen Brown unsigned long long msr; 1199fcd17211SLen Brown unsigned int ratio; 1200fcd17211SLen Brown 12017ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1202fcd17211SLen Brown 1203bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1204fcd17211SLen Brown 1205fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1206fcd17211SLen Brown if (ratio) 1207fcd17211SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1208fcd17211SLen Brown ratio, bclk, ratio * bclk); 1209fcd17211SLen Brown 1210fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1211fcd17211SLen Brown if (ratio) 1212fcd17211SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1213fcd17211SLen Brown ratio, bclk, ratio * bclk); 1214fcd17211SLen Brown return; 1215fcd17211SLen Brown } 1216fcd17211SLen Brown 1217fcd17211SLen Brown static void 1218fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1219fcd17211SLen Brown { 1220fcd17211SLen Brown unsigned long long msr; 1221fcd17211SLen Brown unsigned int ratio; 12226574a5d5SLen Brown 12237ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 12246574a5d5SLen Brown 1225bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 12266574a5d5SLen Brown 12276574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12286574a5d5SLen Brown if (ratio) 12296574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 12306574a5d5SLen Brown ratio, bclk, ratio * bclk); 12316574a5d5SLen Brown 12326574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12336574a5d5SLen Brown if (ratio) 12346574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 12356574a5d5SLen Brown ratio, bclk, ratio * bclk); 12366574a5d5SLen Brown 12376574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12386574a5d5SLen Brown if (ratio) 12396574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 12406574a5d5SLen Brown ratio, bclk, ratio * bclk); 12416574a5d5SLen Brown 12426574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12436574a5d5SLen Brown if (ratio) 12446574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 12456574a5d5SLen Brown ratio, bclk, ratio * bclk); 12466574a5d5SLen Brown 12476574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 12486574a5d5SLen Brown if (ratio) 12496574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 12506574a5d5SLen Brown ratio, bclk, ratio * bclk); 12516574a5d5SLen Brown 12526574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 12536574a5d5SLen Brown if (ratio) 12546574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 12556574a5d5SLen Brown ratio, bclk, ratio * bclk); 12566574a5d5SLen Brown 12576574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 12586574a5d5SLen Brown if (ratio) 12596574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 12606574a5d5SLen Brown ratio, bclk, ratio * bclk); 12616574a5d5SLen Brown 12626574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 12636574a5d5SLen Brown if (ratio) 12646574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 12656574a5d5SLen Brown ratio, bclk, ratio * bclk); 1266103a8feaSLen Brown return; 1267fcd17211SLen Brown } 1268fcd17211SLen Brown 1269fcd17211SLen Brown static void 1270fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1271fcd17211SLen Brown { 1272fcd17211SLen Brown unsigned long long msr; 1273fcd17211SLen Brown unsigned int ratio; 1274103a8feaSLen Brown 12757ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1276103a8feaSLen Brown 1277bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 12786574a5d5SLen Brown 12796574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12806574a5d5SLen Brown if (ratio) 12816574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 12826574a5d5SLen Brown ratio, bclk, ratio * bclk); 12836574a5d5SLen Brown 12846574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 12856574a5d5SLen Brown if (ratio) 12866574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 12876574a5d5SLen Brown ratio, bclk, ratio * bclk); 12886574a5d5SLen Brown 12896574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 12906574a5d5SLen Brown if (ratio) 12916574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 12926574a5d5SLen Brown ratio, bclk, ratio * bclk); 12936574a5d5SLen Brown 12946574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 12956574a5d5SLen Brown if (ratio) 12966574a5d5SLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 12976574a5d5SLen Brown ratio, bclk, ratio * bclk); 12986574a5d5SLen Brown 1299103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1300103a8feaSLen Brown if (ratio) 1301103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1302103a8feaSLen Brown ratio, bclk, ratio * bclk); 1303103a8feaSLen Brown 1304103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1305103a8feaSLen Brown if (ratio) 1306103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1307103a8feaSLen Brown ratio, bclk, ratio * bclk); 1308103a8feaSLen Brown 1309103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1310103a8feaSLen Brown if (ratio) 1311103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1312103a8feaSLen Brown ratio, bclk, ratio * bclk); 1313103a8feaSLen Brown 1314103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1315103a8feaSLen Brown if (ratio) 1316103a8feaSLen Brown fprintf(stderr, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1317103a8feaSLen Brown ratio, bclk, ratio * bclk); 1318fcd17211SLen Brown return; 1319fcd17211SLen Brown } 13203a9a941dSLen Brown 1321fcd17211SLen Brown static void 1322fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1323fb5d4327SDasaratharaman Chandramouli { 1324fb5d4327SDasaratharaman Chandramouli int cores; 1325fb5d4327SDasaratharaman Chandramouli unsigned int ratio; 1326fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1327fb5d4327SDasaratharaman Chandramouli int delta_cores; 1328fb5d4327SDasaratharaman Chandramouli int delta_ratio; 1329fb5d4327SDasaratharaman Chandramouli int i; 1330fb5d4327SDasaratharaman Chandramouli 13317ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_TURBO_RATIO_LIMIT, &msr); 1332fb5d4327SDasaratharaman Chandramouli 1333bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_NHM_TURBO_RATIO_LIMIT: 0x%08llx\n", 1334bfae2052SLen Brown base_cpu, msr); 1335fb5d4327SDasaratharaman Chandramouli 1336fb5d4327SDasaratharaman Chandramouli /** 1337fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1338fb5d4327SDasaratharaman Chandramouli * [7:0] -- Base value of number of active cores of bucket 1. 1339fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1340fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1341fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1342fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1343fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1344fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1345fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1346fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1347fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1348fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1349fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1350fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1351fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1352fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1353fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1354fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1355fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1356fb5d4327SDasaratharaman Chandramouli */ 1357fb5d4327SDasaratharaman Chandramouli cores = msr & 0xFF; 1358fb5d4327SDasaratharaman Chandramouli ratio = (msr >> 8) && 0xFF; 1359fb5d4327SDasaratharaman Chandramouli if (ratio > 0) 1360fb5d4327SDasaratharaman Chandramouli fprintf(stderr, 1361fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1362fb5d4327SDasaratharaman Chandramouli ratio, bclk, ratio * bclk, cores); 1363fb5d4327SDasaratharaman Chandramouli 1364fb5d4327SDasaratharaman Chandramouli for (i = 16; i < 64; i = i + 8) { 1365fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1366fb5d4327SDasaratharaman Chandramouli delta_ratio = (msr >> (i + 5)) && 0x7; 1367fb5d4327SDasaratharaman Chandramouli if (!delta_cores || !delta_ratio) 1368fb5d4327SDasaratharaman Chandramouli return; 1369fb5d4327SDasaratharaman Chandramouli cores = cores + delta_cores; 1370fb5d4327SDasaratharaman Chandramouli ratio = ratio - delta_ratio; 1371fb5d4327SDasaratharaman Chandramouli 1372fb5d4327SDasaratharaman Chandramouli /** -ve ratios will make successive ratio calculations 1373fb5d4327SDasaratharaman Chandramouli * negative. Hence return instead of carrying on. 1374fb5d4327SDasaratharaman Chandramouli */ 1375fb5d4327SDasaratharaman Chandramouli if (ratio > 0) 1376fb5d4327SDasaratharaman Chandramouli fprintf(stderr, 1377fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1378fb5d4327SDasaratharaman Chandramouli ratio, bclk, ratio * bclk, cores); 1379fb5d4327SDasaratharaman Chandramouli } 1380fb5d4327SDasaratharaman Chandramouli } 1381fb5d4327SDasaratharaman Chandramouli 1382fb5d4327SDasaratharaman Chandramouli static void 1383fcd17211SLen Brown dump_nhm_cst_cfg(void) 1384fcd17211SLen Brown { 1385fcd17211SLen Brown unsigned long long msr; 1386fcd17211SLen Brown 13877ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1388fcd17211SLen Brown 1389fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1390fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1391fcd17211SLen Brown 1392bfae2052SLen Brown fprintf(stderr, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr); 1393fcd17211SLen Brown 1394fcd17211SLen Brown fprintf(stderr, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1395fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1396fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1397fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1398fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1399fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 1400fcd17211SLen Brown (unsigned int)msr & 7, 1401fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1402fcd17211SLen Brown return; 1403103a8feaSLen Brown } 1404103a8feaSLen Brown 14056fb3143bSLen Brown static void 14066fb3143bSLen Brown dump_config_tdp(void) 14076fb3143bSLen Brown { 14086fb3143bSLen Brown unsigned long long msr; 14096fb3143bSLen Brown 14106fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 14116fb3143bSLen Brown fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 14126fb3143bSLen Brown fprintf(stderr, " (base_ratio=%d)\n", (unsigned int)msr & 0xEF); 14136fb3143bSLen Brown 14146fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 14156fb3143bSLen Brown fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 14166fb3143bSLen Brown if (msr) { 14176fb3143bSLen Brown fprintf(stderr, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0xEFFF); 14186fb3143bSLen Brown fprintf(stderr, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0xEFFF); 14196fb3143bSLen Brown fprintf(stderr, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF); 14206fb3143bSLen Brown fprintf(stderr, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0xEFFF); 14216fb3143bSLen Brown } 14226fb3143bSLen Brown fprintf(stderr, ")\n"); 14236fb3143bSLen Brown 14246fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 14256fb3143bSLen Brown fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 14266fb3143bSLen Brown if (msr) { 14276fb3143bSLen Brown fprintf(stderr, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0xEFFF); 14286fb3143bSLen Brown fprintf(stderr, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0xEFFF); 14296fb3143bSLen Brown fprintf(stderr, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF); 14306fb3143bSLen Brown fprintf(stderr, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0xEFFF); 14316fb3143bSLen Brown } 14326fb3143bSLen Brown fprintf(stderr, ")\n"); 14336fb3143bSLen Brown 14346fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 14356fb3143bSLen Brown fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 14366fb3143bSLen Brown if ((msr) & 0x3) 14376fb3143bSLen Brown fprintf(stderr, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 14386fb3143bSLen Brown fprintf(stderr, " lock=%d", (unsigned int)(msr >> 31) & 1); 14396fb3143bSLen Brown fprintf(stderr, ")\n"); 14406fb3143bSLen Brown 14416fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 14426fb3143bSLen Brown fprintf(stderr, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1443*759d2a93SLen Brown fprintf(stderr, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0x7F); 14446fb3143bSLen Brown fprintf(stderr, " lock=%d", (unsigned int)(msr >> 31) & 1); 14456fb3143bSLen Brown fprintf(stderr, ")\n"); 14466fb3143bSLen Brown } 14476fb3143bSLen Brown 1448c98d5d94SLen Brown void free_all_buffers(void) 1449103a8feaSLen Brown { 1450c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1451c98d5d94SLen Brown cpu_present_set = NULL; 1452c98d5d94SLen Brown cpu_present_set = 0; 1453103a8feaSLen Brown 1454c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1455c98d5d94SLen Brown cpu_affinity_set = NULL; 1456c98d5d94SLen Brown cpu_affinity_setsize = 0; 1457103a8feaSLen Brown 1458c98d5d94SLen Brown free(thread_even); 1459c98d5d94SLen Brown free(core_even); 1460c98d5d94SLen Brown free(package_even); 1461103a8feaSLen Brown 1462c98d5d94SLen Brown thread_even = NULL; 1463c98d5d94SLen Brown core_even = NULL; 1464c98d5d94SLen Brown package_even = NULL; 1465103a8feaSLen Brown 1466c98d5d94SLen Brown free(thread_odd); 1467c98d5d94SLen Brown free(core_odd); 1468c98d5d94SLen Brown free(package_odd); 1469103a8feaSLen Brown 1470c98d5d94SLen Brown thread_odd = NULL; 1471c98d5d94SLen Brown core_odd = NULL; 1472c98d5d94SLen Brown package_odd = NULL; 1473103a8feaSLen Brown 1474c98d5d94SLen Brown free(output_buffer); 1475c98d5d94SLen Brown output_buffer = NULL; 1476c98d5d94SLen Brown outp = NULL; 1477103a8feaSLen Brown } 1478103a8feaSLen Brown 1479103a8feaSLen Brown /* 148057a42a34SJosh Triplett * Open a file, and exit on failure 148157a42a34SJosh Triplett */ 148257a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 148357a42a34SJosh Triplett { 148457a42a34SJosh Triplett FILE *filep = fopen(path, "r"); 1485b2c95d90SJosh Triplett if (!filep) 1486b2c95d90SJosh Triplett err(1, "%s: open failed", path); 148757a42a34SJosh Triplett return filep; 148857a42a34SJosh Triplett } 148957a42a34SJosh Triplett 149057a42a34SJosh Triplett /* 149195aebc44SJosh Triplett * Parse a file containing a single int. 149295aebc44SJosh Triplett */ 149395aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 149495aebc44SJosh Triplett { 149595aebc44SJosh Triplett va_list args; 149695aebc44SJosh Triplett char path[PATH_MAX]; 149795aebc44SJosh Triplett FILE *filep; 149895aebc44SJosh Triplett int value; 149995aebc44SJosh Triplett 150095aebc44SJosh Triplett va_start(args, fmt); 150195aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 150295aebc44SJosh Triplett va_end(args); 150357a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1504b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1505b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 150695aebc44SJosh Triplett fclose(filep); 150795aebc44SJosh Triplett return value; 150895aebc44SJosh Triplett } 150995aebc44SJosh Triplett 151095aebc44SJosh Triplett /* 1511e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1512e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1513e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1514103a8feaSLen Brown */ 1515e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1516103a8feaSLen Brown { 1517e275b388SDasaratharaman Chandramouli char path[64]; 1518e275b388SDasaratharaman Chandramouli FILE *filep; 1519e275b388SDasaratharaman Chandramouli int this_cpu; 1520e275b388SDasaratharaman Chandramouli char character; 1521e275b388SDasaratharaman Chandramouli int i; 1522e275b388SDasaratharaman Chandramouli 1523e275b388SDasaratharaman Chandramouli sprintf(path, 1524e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1525e275b388SDasaratharaman Chandramouli cpu); 1526e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1527e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1528e275b388SDasaratharaman Chandramouli perror(path); 1529e275b388SDasaratharaman Chandramouli exit(1); 1530e275b388SDasaratharaman Chandramouli } 1531e275b388SDasaratharaman Chandramouli 1532e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1533e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1534e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1535e275b388SDasaratharaman Chandramouli fclose(filep); 1536e275b388SDasaratharaman Chandramouli return i; 1537e275b388SDasaratharaman Chandramouli } 1538e275b388SDasaratharaman Chandramouli 1539e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1540e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1541e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1542e275b388SDasaratharaman Chandramouli } 1543e275b388SDasaratharaman Chandramouli 1544e275b388SDasaratharaman Chandramouli fclose(filep); 1545e275b388SDasaratharaman Chandramouli return -1; 1546c98d5d94SLen Brown } 1547103a8feaSLen Brown 1548c98d5d94SLen Brown /* 1549c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1550c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1551c98d5d94SLen Brown */ 1552c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1553c98d5d94SLen Brown { 155495aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1555103a8feaSLen Brown } 1556103a8feaSLen Brown 1557103a8feaSLen Brown int get_physical_package_id(int cpu) 1558103a8feaSLen Brown { 155995aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1560103a8feaSLen Brown } 1561103a8feaSLen Brown 1562103a8feaSLen Brown int get_core_id(int cpu) 1563103a8feaSLen Brown { 156495aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1565103a8feaSLen Brown } 1566103a8feaSLen Brown 1567c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1568c98d5d94SLen Brown { 1569c98d5d94SLen Brown char path[80]; 1570c98d5d94SLen Brown FILE *filep; 1571e275b388SDasaratharaman Chandramouli int sib1; 1572e275b388SDasaratharaman Chandramouli int matches = 0; 1573c98d5d94SLen Brown char character; 1574e275b388SDasaratharaman Chandramouli char str[100]; 1575e275b388SDasaratharaman Chandramouli char *ch; 1576c98d5d94SLen Brown 1577c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 157857a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1579e275b388SDasaratharaman Chandramouli 1580103a8feaSLen Brown /* 1581c98d5d94SLen Brown * file format: 1582e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1583e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1584c98d5d94SLen Brown */ 1585e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 1586e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 1587e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 1588e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 1589e275b388SDasaratharaman Chandramouli while (ch != NULL) { 1590e275b388SDasaratharaman Chandramouli matches++; 1591e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 1592e275b388SDasaratharaman Chandramouli } 1593c98d5d94SLen Brown 1594c98d5d94SLen Brown fclose(filep); 1595e275b388SDasaratharaman Chandramouli return matches+1; 1596c98d5d94SLen Brown } 1597c98d5d94SLen Brown 1598c98d5d94SLen Brown /* 1599c98d5d94SLen Brown * run func(thread, core, package) in topology order 1600c98d5d94SLen Brown * skip non-present cpus 1601103a8feaSLen Brown */ 1602103a8feaSLen Brown 1603c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1604c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1605c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1606c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1607c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1608c98d5d94SLen Brown struct pkg_data *pkg_base2) 1609c98d5d94SLen Brown { 1610c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1611c98d5d94SLen Brown 1612c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1613c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1614c98d5d94SLen Brown for (thread_no = 0; thread_no < 1615c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1616c98d5d94SLen Brown struct thread_data *t, *t2; 1617c98d5d94SLen Brown struct core_data *c, *c2; 1618c98d5d94SLen Brown struct pkg_data *p, *p2; 1619c98d5d94SLen Brown 1620c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1621c98d5d94SLen Brown 1622c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1623c98d5d94SLen Brown continue; 1624c98d5d94SLen Brown 1625c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1626c98d5d94SLen Brown 1627c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1628c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1629c98d5d94SLen Brown 1630c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1631c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1632c98d5d94SLen Brown 1633c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1634c98d5d94SLen Brown if (retval) 1635c98d5d94SLen Brown return retval; 1636c98d5d94SLen Brown } 1637c98d5d94SLen Brown } 1638c98d5d94SLen Brown } 1639c98d5d94SLen Brown return 0; 1640c98d5d94SLen Brown } 1641c98d5d94SLen Brown 1642c98d5d94SLen Brown /* 1643c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1644c98d5d94SLen Brown * return max_cpu number 1645c98d5d94SLen Brown */ 1646c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1647103a8feaSLen Brown { 1648103a8feaSLen Brown FILE *fp; 1649c98d5d94SLen Brown int cpu_num; 1650103a8feaSLen Brown int retval; 1651103a8feaSLen Brown 165257a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1653103a8feaSLen Brown 1654103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1655b2c95d90SJosh Triplett if (retval != 0) 1656b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1657103a8feaSLen Brown 1658c98d5d94SLen Brown while (1) { 1659c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1660103a8feaSLen Brown if (retval != 1) 1661103a8feaSLen Brown break; 1662103a8feaSLen Brown 1663c98d5d94SLen Brown retval = func(cpu_num); 1664c98d5d94SLen Brown if (retval) { 1665c98d5d94SLen Brown fclose(fp); 1666c98d5d94SLen Brown return(retval); 1667c98d5d94SLen Brown } 1668103a8feaSLen Brown } 1669103a8feaSLen Brown fclose(fp); 1670c98d5d94SLen Brown return 0; 1671103a8feaSLen Brown } 1672103a8feaSLen Brown 1673103a8feaSLen Brown void re_initialize(void) 1674103a8feaSLen Brown { 1675c98d5d94SLen Brown free_all_buffers(); 1676c98d5d94SLen Brown setup_all_buffers(); 1677c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1678103a8feaSLen Brown } 1679103a8feaSLen Brown 1680c98d5d94SLen Brown 1681103a8feaSLen Brown /* 1682c98d5d94SLen Brown * count_cpus() 1683c98d5d94SLen Brown * remember the last one seen, it will be the max 1684103a8feaSLen Brown */ 1685c98d5d94SLen Brown int count_cpus(int cpu) 1686103a8feaSLen Brown { 1687c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1688c98d5d94SLen Brown topo.max_cpu_num = cpu; 1689103a8feaSLen Brown 1690c98d5d94SLen Brown topo.num_cpus += 1; 1691c98d5d94SLen Brown return 0; 1692103a8feaSLen Brown } 1693c98d5d94SLen Brown int mark_cpu_present(int cpu) 1694c98d5d94SLen Brown { 1695c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 169615aaa346SLen Brown return 0; 1697103a8feaSLen Brown } 1698103a8feaSLen Brown 1699103a8feaSLen Brown void turbostat_loop() 1700103a8feaSLen Brown { 1701c98d5d94SLen Brown int retval; 1702e52966c0SLen Brown int restarted = 0; 1703c98d5d94SLen Brown 1704103a8feaSLen Brown restart: 1705e52966c0SLen Brown restarted++; 1706e52966c0SLen Brown 1707c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1708d91bb17cSLen Brown if (retval < -1) { 1709d91bb17cSLen Brown exit(retval); 1710d91bb17cSLen Brown } else if (retval == -1) { 1711e52966c0SLen Brown if (restarted > 1) { 1712e52966c0SLen Brown exit(retval); 1713e52966c0SLen Brown } 1714c98d5d94SLen Brown re_initialize(); 1715c98d5d94SLen Brown goto restart; 1716c98d5d94SLen Brown } 1717e52966c0SLen Brown restarted = 0; 1718103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1719103a8feaSLen Brown 1720103a8feaSLen Brown while (1) { 1721c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 1722103a8feaSLen Brown re_initialize(); 1723103a8feaSLen Brown goto restart; 1724103a8feaSLen Brown } 1725103a8feaSLen Brown sleep(interval_sec); 1726c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 1727d91bb17cSLen Brown if (retval < -1) { 1728d91bb17cSLen Brown exit(retval); 1729d91bb17cSLen Brown } else if (retval == -1) { 173015aaa346SLen Brown re_initialize(); 173115aaa346SLen Brown goto restart; 173215aaa346SLen Brown } 1733103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 1734103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 1735c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 1736c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 1737c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 1738c98d5d94SLen Brown flush_stdout(); 173915aaa346SLen Brown sleep(interval_sec); 1740c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1741d91bb17cSLen Brown if (retval < -1) { 1742d91bb17cSLen Brown exit(retval); 1743d91bb17cSLen Brown } else if (retval == -1) { 1744103a8feaSLen Brown re_initialize(); 1745103a8feaSLen Brown goto restart; 1746103a8feaSLen Brown } 1747103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1748103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 1749c98d5d94SLen Brown for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS); 1750c98d5d94SLen Brown compute_average(ODD_COUNTERS); 1751c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 1752c98d5d94SLen Brown flush_stdout(); 1753103a8feaSLen Brown } 1754103a8feaSLen Brown } 1755103a8feaSLen Brown 1756103a8feaSLen Brown void check_dev_msr() 1757103a8feaSLen Brown { 1758103a8feaSLen Brown struct stat sb; 17597ce7d5deSPrarit Bhargava char pathname[32]; 1760103a8feaSLen Brown 17617ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 17627ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 1763a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 1764d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 1765103a8feaSLen Brown } 1766103a8feaSLen Brown 176798481e79SLen Brown void check_permissions() 1768103a8feaSLen Brown { 176998481e79SLen Brown struct __user_cap_header_struct cap_header_data; 177098481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 177198481e79SLen Brown struct __user_cap_data_struct cap_data_data; 177298481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 177398481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 177498481e79SLen Brown int do_exit = 0; 17757ce7d5deSPrarit Bhargava char pathname[32]; 177698481e79SLen Brown 177798481e79SLen Brown /* check for CAP_SYS_RAWIO */ 177898481e79SLen Brown cap_header->pid = getpid(); 177998481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 178098481e79SLen Brown if (capget(cap_header, cap_data) < 0) 178198481e79SLen Brown err(-6, "capget(2) failed"); 178298481e79SLen Brown 178398481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 178498481e79SLen Brown do_exit++; 178598481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 178698481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 178798481e79SLen Brown } 178898481e79SLen Brown 178998481e79SLen Brown /* test file permissions */ 17907ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 17917ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 179298481e79SLen Brown do_exit++; 179398481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 179498481e79SLen Brown } 179598481e79SLen Brown 179698481e79SLen Brown /* if all else fails, thell them to be root */ 179798481e79SLen Brown if (do_exit) 1798b2c95d90SJosh Triplett if (getuid() != 0) 1799d7899447SLen Brown warnx("... or simply run as root"); 180098481e79SLen Brown 180198481e79SLen Brown if (do_exit) 180298481e79SLen Brown exit(-6); 1803103a8feaSLen Brown } 1804103a8feaSLen Brown 1805d7899447SLen Brown /* 1806d7899447SLen Brown * NHM adds support for additional MSRs: 1807d7899447SLen Brown * 1808d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 1809d7899447SLen Brown * 1810d7899447SLen Brown * MSR_NHM_PLATFORM_INFO 0x000000ce 1811d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 1812d7899447SLen Brown * 1813d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 1814d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 1815d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 1816d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 1817d7899447SLen Brown * 1818ee7e38e3SLen Brown * Side effect: 1819ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 1820d7899447SLen Brown */ 1821ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 1822103a8feaSLen Brown { 1823ee7e38e3SLen Brown unsigned long long msr; 182421ed5574SLen Brown unsigned int base_ratio; 1825ee7e38e3SLen Brown int *pkg_cstate_limits; 1826ee7e38e3SLen Brown 1827103a8feaSLen Brown if (!genuine_intel) 1828103a8feaSLen Brown return 0; 1829103a8feaSLen Brown 1830103a8feaSLen Brown if (family != 6) 1831103a8feaSLen Brown return 0; 1832103a8feaSLen Brown 183321ed5574SLen Brown bclk = discover_bclk(family, model); 183421ed5574SLen Brown 1835103a8feaSLen Brown switch (model) { 1836103a8feaSLen Brown case 0x1A: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 1837103a8feaSLen Brown case 0x1E: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 1838103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 1839103a8feaSLen Brown case 0x25: /* Westmere Client - Clarkdale, Arrandale */ 1840103a8feaSLen Brown case 0x2C: /* Westmere EP - Gulftown */ 1841ee7e38e3SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1842ee7e38e3SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1843ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 1844ee7e38e3SLen Brown break; 1845103a8feaSLen Brown case 0x2A: /* SNB */ 1846103a8feaSLen Brown case 0x2D: /* SNB Xeon */ 1847553575f1SLen Brown case 0x3A: /* IVB */ 18481300651bSLen Brown case 0x3E: /* IVB Xeon */ 1849ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 1850ee7e38e3SLen Brown break; 185170b43400SLen Brown case 0x3C: /* HSW */ 1852e6f9bb3cSLen Brown case 0x3F: /* HSX */ 185370b43400SLen Brown case 0x45: /* HSW */ 1854149c2319SLen Brown case 0x46: /* HSW */ 18554e8e863fSLen Brown case 0x3D: /* BDW */ 185648a0631cSLen Brown case 0x47: /* BDW */ 18574e8e863fSLen Brown case 0x4F: /* BDX */ 18584e8e863fSLen Brown case 0x56: /* BDX-DE */ 18590b2bb692SLen Brown case 0x4E: /* SKL */ 18600b2bb692SLen Brown case 0x5E: /* SKL */ 1861ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 1862ee7e38e3SLen Brown break; 1863ee7e38e3SLen Brown case 0x37: /* BYT */ 1864ee7e38e3SLen Brown case 0x4D: /* AVN */ 1865ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 1866ee7e38e3SLen Brown break; 1867ee7e38e3SLen Brown case 0x4C: /* AMT */ 1868ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 1869ee7e38e3SLen Brown break; 1870ee7e38e3SLen Brown case 0x57: /* PHI */ 1871ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 1872ee7e38e3SLen Brown break; 1873103a8feaSLen Brown default: 1874103a8feaSLen Brown return 0; 1875103a8feaSLen Brown } 18767ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1877e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 1878ee7e38e3SLen Brown 187921ed5574SLen Brown get_msr(base_cpu, MSR_NHM_PLATFORM_INFO, &msr); 188021ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 188121ed5574SLen Brown 188221ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 188321ed5574SLen Brown has_base_hz = 1; 1884ee7e38e3SLen Brown return 1; 1885103a8feaSLen Brown } 1886d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 1887d7899447SLen Brown { 1888d7899447SLen Brown switch (model) { 1889d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 1890d7899447SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 1891d7899447SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 1892d7899447SLen Brown return 0; 1893d7899447SLen Brown default: 1894d7899447SLen Brown return 1; 1895d7899447SLen Brown } 1896d7899447SLen Brown } 18976574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 18986574a5d5SLen Brown { 18996574a5d5SLen Brown if (!genuine_intel) 19006574a5d5SLen Brown return 0; 19016574a5d5SLen Brown 19026574a5d5SLen Brown if (family != 6) 19036574a5d5SLen Brown return 0; 19046574a5d5SLen Brown 19056574a5d5SLen Brown switch (model) { 19066574a5d5SLen Brown case 0x3E: /* IVB Xeon */ 1907fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 19086574a5d5SLen Brown return 1; 19096574a5d5SLen Brown default: 19106574a5d5SLen Brown return 0; 19116574a5d5SLen Brown } 19126574a5d5SLen Brown } 1913fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 1914fcd17211SLen Brown { 1915fcd17211SLen Brown if (!genuine_intel) 1916fcd17211SLen Brown return 0; 1917fcd17211SLen Brown 1918fcd17211SLen Brown if (family != 6) 1919fcd17211SLen Brown return 0; 1920fcd17211SLen Brown 1921fcd17211SLen Brown switch (model) { 1922fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 1923fcd17211SLen Brown return 1; 1924fcd17211SLen Brown default: 1925fcd17211SLen Brown return 0; 1926fcd17211SLen Brown } 1927fcd17211SLen Brown } 1928fcd17211SLen Brown 1929fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 1930fb5d4327SDasaratharaman Chandramouli { 1931fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 1932fb5d4327SDasaratharaman Chandramouli return 0; 1933fb5d4327SDasaratharaman Chandramouli 1934fb5d4327SDasaratharaman Chandramouli if (family != 6) 1935fb5d4327SDasaratharaman Chandramouli return 0; 1936fb5d4327SDasaratharaman Chandramouli 1937fb5d4327SDasaratharaman Chandramouli switch (model) { 1938fb5d4327SDasaratharaman Chandramouli case 0x57: /* Knights Landing */ 1939fb5d4327SDasaratharaman Chandramouli return 1; 1940fb5d4327SDasaratharaman Chandramouli default: 1941fb5d4327SDasaratharaman Chandramouli return 0; 1942fb5d4327SDasaratharaman Chandramouli } 1943fb5d4327SDasaratharaman Chandramouli } 19446fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 19456fb3143bSLen Brown { 19466fb3143bSLen Brown if (!genuine_intel) 19476fb3143bSLen Brown return 0; 19486fb3143bSLen Brown 19496fb3143bSLen Brown if (family != 6) 19506fb3143bSLen Brown return 0; 19516fb3143bSLen Brown 19526fb3143bSLen Brown switch (model) { 19536fb3143bSLen Brown case 0x3A: /* IVB */ 19546fb3143bSLen Brown case 0x3C: /* HSW */ 19556fb3143bSLen Brown case 0x3F: /* HSX */ 19566fb3143bSLen Brown case 0x45: /* HSW */ 19576fb3143bSLen Brown case 0x46: /* HSW */ 19586fb3143bSLen Brown case 0x3D: /* BDW */ 19596fb3143bSLen Brown case 0x47: /* BDW */ 19606fb3143bSLen Brown case 0x4F: /* BDX */ 19616fb3143bSLen Brown case 0x56: /* BDX-DE */ 19626fb3143bSLen Brown case 0x4E: /* SKL */ 19636fb3143bSLen Brown case 0x5E: /* SKL */ 19646fb3143bSLen Brown 19656fb3143bSLen Brown case 0x57: /* Knights Landing */ 19666fb3143bSLen Brown return 1; 19676fb3143bSLen Brown default: 19686fb3143bSLen Brown return 0; 19696fb3143bSLen Brown } 19706fb3143bSLen Brown } 19716fb3143bSLen Brown 1972fcd17211SLen Brown static void 1973fcd17211SLen Brown dump_cstate_pstate_config_info(family, model) 1974fcd17211SLen Brown { 1975fcd17211SLen Brown if (!do_nhm_platform_info) 1976fcd17211SLen Brown return; 1977fcd17211SLen Brown 1978fcd17211SLen Brown dump_nhm_platform_info(); 1979fcd17211SLen Brown 1980fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 1981fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 1982fcd17211SLen Brown 1983fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 1984fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 1985fcd17211SLen Brown 1986fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 1987fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 1988fcd17211SLen Brown 1989fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 1990fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 1991fb5d4327SDasaratharaman Chandramouli 19926fb3143bSLen Brown if (has_config_tdp(family, model)) 19936fb3143bSLen Brown dump_config_tdp(); 19946fb3143bSLen Brown 1995fcd17211SLen Brown dump_nhm_cst_cfg(); 1996fcd17211SLen Brown } 1997fcd17211SLen Brown 19986574a5d5SLen Brown 1999889facbeSLen Brown /* 2000889facbeSLen Brown * print_epb() 2001889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2002889facbeSLen Brown */ 2003889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2004889facbeSLen Brown { 2005889facbeSLen Brown unsigned long long msr; 2006889facbeSLen Brown char *epb_string; 2007889facbeSLen Brown int cpu; 2008889facbeSLen Brown 2009889facbeSLen Brown if (!has_epb) 2010889facbeSLen Brown return 0; 2011889facbeSLen Brown 2012889facbeSLen Brown cpu = t->cpu_id; 2013889facbeSLen Brown 2014889facbeSLen Brown /* EPB is per-package */ 2015889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2016889facbeSLen Brown return 0; 2017889facbeSLen Brown 2018889facbeSLen Brown if (cpu_migrate(cpu)) { 2019889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2020889facbeSLen Brown return -1; 2021889facbeSLen Brown } 2022889facbeSLen Brown 2023889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2024889facbeSLen Brown return 0; 2025889facbeSLen Brown 2026e9be7dd6SLen Brown switch (msr & 0xF) { 2027889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2028889facbeSLen Brown epb_string = "performance"; 2029889facbeSLen Brown break; 2030889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2031889facbeSLen Brown epb_string = "balanced"; 2032889facbeSLen Brown break; 2033889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2034889facbeSLen Brown epb_string = "powersave"; 2035889facbeSLen Brown break; 2036889facbeSLen Brown default: 2037889facbeSLen Brown epb_string = "custom"; 2038889facbeSLen Brown break; 2039889facbeSLen Brown } 2040889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2041889facbeSLen Brown 2042889facbeSLen Brown return 0; 2043889facbeSLen Brown } 2044889facbeSLen Brown 20453a9a941dSLen Brown /* 20463a9a941dSLen Brown * print_perf_limit() 20473a9a941dSLen Brown */ 20483a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 20493a9a941dSLen Brown { 20503a9a941dSLen Brown unsigned long long msr; 20513a9a941dSLen Brown int cpu; 20523a9a941dSLen Brown 20533a9a941dSLen Brown cpu = t->cpu_id; 20543a9a941dSLen Brown 20553a9a941dSLen Brown /* per-package */ 20563a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 20573a9a941dSLen Brown return 0; 20583a9a941dSLen Brown 20593a9a941dSLen Brown if (cpu_migrate(cpu)) { 20603a9a941dSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 20613a9a941dSLen Brown return -1; 20623a9a941dSLen Brown } 20633a9a941dSLen Brown 20643a9a941dSLen Brown if (do_core_perf_limit_reasons) { 20653a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 20663a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 20673a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 2068e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 20693a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 2070e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 2071e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 2072e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 2073e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 2074e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 2075e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 2076e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 2077e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 2078e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 2079e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 2080e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 2081e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 20823a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 2083e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 20843a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 2085e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 2086e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 2087e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 2088e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 2089e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 2090e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 2091e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 2092e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 2093e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 2094e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 2095e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 2096e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 20973a9a941dSLen Brown 20983a9a941dSLen Brown } 20993a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 21003a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 21013a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 21023a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s%s%s)", 21033a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 21043a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 21053a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 21063a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 21073a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 21083a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 21093a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 21103a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 21113a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s%s%s)\n", 21123a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 21133a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 21143a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 21153a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 21163a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 21173a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 21183a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 21193a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 21203a9a941dSLen Brown } 21213a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 21223a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 21233a9a941dSLen Brown fprintf(stderr, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 21243a9a941dSLen Brown fprintf(stderr, " (Active: %s%s%s%s%s%s)", 21253a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 21263a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 21273a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 21283a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 21293a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 21303a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 21313a9a941dSLen Brown fprintf(stderr, " (Logged: %s%s%s%s%s%s)\n", 21323a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 21333a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 21343a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 21353a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 21363a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 21373a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 21383a9a941dSLen Brown } 21393a9a941dSLen Brown return 0; 21403a9a941dSLen Brown } 21413a9a941dSLen Brown 2142889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 2143889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 2144889facbeSLen Brown 2145144b44b1SLen Brown double get_tdp(model) 2146144b44b1SLen Brown { 2147144b44b1SLen Brown unsigned long long msr; 2148144b44b1SLen Brown 2149144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 21507ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 2151144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 2152144b44b1SLen Brown 2153144b44b1SLen Brown switch (model) { 2154144b44b1SLen Brown case 0x37: 2155144b44b1SLen Brown case 0x4D: 2156144b44b1SLen Brown return 30.0; 2157144b44b1SLen Brown default: 2158144b44b1SLen Brown return 135.0; 2159144b44b1SLen Brown } 2160144b44b1SLen Brown } 2161144b44b1SLen Brown 216240ee8e3bSAndrey Semin /* 216340ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 216440ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 216540ee8e3bSAndrey Semin */ 216640ee8e3bSAndrey Semin static double 216740ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 216840ee8e3bSAndrey Semin { 216940ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 217040ee8e3bSAndrey Semin 217140ee8e3bSAndrey Semin switch (model) { 217240ee8e3bSAndrey Semin case 0x3F: /* HSX */ 217340ee8e3bSAndrey Semin case 0x4F: /* BDX */ 217440ee8e3bSAndrey Semin case 0x56: /* BDX-DE */ 2175fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 217640ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 217740ee8e3bSAndrey Semin default: 217840ee8e3bSAndrey Semin return (rapl_energy_units); 217940ee8e3bSAndrey Semin } 218040ee8e3bSAndrey Semin } 218140ee8e3bSAndrey Semin 2182144b44b1SLen Brown 2183889facbeSLen Brown /* 2184889facbeSLen Brown * rapl_probe() 2185889facbeSLen Brown * 2186144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 2187889facbeSLen Brown */ 2188889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2189889facbeSLen Brown { 2190889facbeSLen Brown unsigned long long msr; 2191144b44b1SLen Brown unsigned int time_unit; 2192889facbeSLen Brown double tdp; 2193889facbeSLen Brown 2194889facbeSLen Brown if (!genuine_intel) 2195889facbeSLen Brown return; 2196889facbeSLen Brown 2197889facbeSLen Brown if (family != 6) 2198889facbeSLen Brown return; 2199889facbeSLen Brown 2200889facbeSLen Brown switch (model) { 2201889facbeSLen Brown case 0x2A: 2202889facbeSLen Brown case 0x3A: 220370b43400SLen Brown case 0x3C: /* HSW */ 220470b43400SLen Brown case 0x45: /* HSW */ 2205149c2319SLen Brown case 0x46: /* HSW */ 22064e8e863fSLen Brown case 0x3D: /* BDW */ 220748a0631cSLen Brown case 0x47: /* BDW */ 2208144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2209889facbeSLen Brown break; 22100b2bb692SLen Brown case 0x4E: /* SKL */ 22110b2bb692SLen Brown case 0x5E: /* SKL */ 22120b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 22130b2bb692SLen Brown break; 2214e6f9bb3cSLen Brown case 0x3F: /* HSX */ 22154e8e863fSLen Brown case 0x4F: /* BDX */ 22164e8e863fSLen Brown case 0x56: /* BDX-DE */ 2217fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 22180b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2219e6f9bb3cSLen Brown break; 2220889facbeSLen Brown case 0x2D: 2221889facbeSLen Brown case 0x3E: 22220b2bb692SLen 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; 2223144b44b1SLen Brown break; 2224144b44b1SLen Brown case 0x37: /* BYT */ 2225144b44b1SLen Brown case 0x4D: /* AVN */ 2226144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES ; 2227889facbeSLen Brown break; 2228889facbeSLen Brown default: 2229889facbeSLen Brown return; 2230889facbeSLen Brown } 2231889facbeSLen Brown 2232889facbeSLen Brown /* units on package 0, verify later other packages match */ 22337ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 2234889facbeSLen Brown return; 2235889facbeSLen Brown 2236889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2237144b44b1SLen Brown if (model == 0x37) 2238144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2239144b44b1SLen Brown else 2240889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2241889facbeSLen Brown 224240ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 224340ee8e3bSAndrey Semin 2244144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2245144b44b1SLen Brown if (time_unit == 0) 2246144b44b1SLen Brown time_unit = 0xA; 2247889facbeSLen Brown 2248144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2249144b44b1SLen Brown 2250144b44b1SLen Brown tdp = get_tdp(model); 2251889facbeSLen Brown 2252889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2253d8af6f5fSLen Brown if (debug) 2254144b44b1SLen Brown fprintf(stderr, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2255889facbeSLen Brown 2256889facbeSLen Brown return; 2257889facbeSLen Brown } 2258889facbeSLen Brown 22593a9a941dSLen Brown void perf_limit_reasons_probe(family, model) 22603a9a941dSLen Brown { 22613a9a941dSLen Brown if (!genuine_intel) 22623a9a941dSLen Brown return; 22633a9a941dSLen Brown 22643a9a941dSLen Brown if (family != 6) 22653a9a941dSLen Brown return; 22663a9a941dSLen Brown 22673a9a941dSLen Brown switch (model) { 22683a9a941dSLen Brown case 0x3C: /* HSW */ 22693a9a941dSLen Brown case 0x45: /* HSW */ 22703a9a941dSLen Brown case 0x46: /* HSW */ 22713a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 22723a9a941dSLen Brown case 0x3F: /* HSX */ 22733a9a941dSLen Brown do_core_perf_limit_reasons = 1; 22743a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 22753a9a941dSLen Brown default: 22763a9a941dSLen Brown return; 22773a9a941dSLen Brown } 22783a9a941dSLen Brown } 22793a9a941dSLen Brown 2280889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2281889facbeSLen Brown { 2282889facbeSLen Brown unsigned long long msr; 2283889facbeSLen Brown unsigned int dts; 2284889facbeSLen Brown int cpu; 2285889facbeSLen Brown 2286889facbeSLen Brown if (!(do_dts || do_ptm)) 2287889facbeSLen Brown return 0; 2288889facbeSLen Brown 2289889facbeSLen Brown cpu = t->cpu_id; 2290889facbeSLen Brown 2291889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2292889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2293889facbeSLen Brown return 0; 2294889facbeSLen Brown 2295889facbeSLen Brown if (cpu_migrate(cpu)) { 2296889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2297889facbeSLen Brown return -1; 2298889facbeSLen Brown } 2299889facbeSLen Brown 2300889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2301889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2302889facbeSLen Brown return 0; 2303889facbeSLen Brown 2304889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2305889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2306889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2307889facbeSLen Brown 2308889facbeSLen Brown #ifdef THERM_DEBUG 2309889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2310889facbeSLen Brown return 0; 2311889facbeSLen Brown 2312889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2313889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2314889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2315889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2316889facbeSLen Brown #endif 2317889facbeSLen Brown } 2318889facbeSLen Brown 2319889facbeSLen Brown 2320889facbeSLen Brown if (do_dts) { 2321889facbeSLen Brown unsigned int resolution; 2322889facbeSLen Brown 2323889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2324889facbeSLen Brown return 0; 2325889facbeSLen Brown 2326889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2327889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2328889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2329889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2330889facbeSLen Brown 2331889facbeSLen Brown #ifdef THERM_DEBUG 2332889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2333889facbeSLen Brown return 0; 2334889facbeSLen Brown 2335889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2336889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2337889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2338889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2339889facbeSLen Brown #endif 2340889facbeSLen Brown } 2341889facbeSLen Brown 2342889facbeSLen Brown return 0; 2343889facbeSLen Brown } 2344889facbeSLen Brown 2345889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2346889facbeSLen Brown { 2347889facbeSLen Brown fprintf(stderr, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2348889facbeSLen Brown cpu, label, 2349889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2350889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2351889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2352889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2353889facbeSLen Brown 2354889facbeSLen Brown return; 2355889facbeSLen Brown } 2356889facbeSLen Brown 2357889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2358889facbeSLen Brown { 2359889facbeSLen Brown unsigned long long msr; 2360889facbeSLen Brown int cpu; 2361889facbeSLen Brown 2362889facbeSLen Brown if (!do_rapl) 2363889facbeSLen Brown return 0; 2364889facbeSLen Brown 2365889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2366889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2367889facbeSLen Brown return 0; 2368889facbeSLen Brown 2369889facbeSLen Brown cpu = t->cpu_id; 2370889facbeSLen Brown if (cpu_migrate(cpu)) { 2371889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2372889facbeSLen Brown return -1; 2373889facbeSLen Brown } 2374889facbeSLen Brown 2375889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2376889facbeSLen Brown return -1; 2377889facbeSLen Brown 2378d8af6f5fSLen Brown if (debug) { 2379889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2380889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2381144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2382889facbeSLen Brown } 2383144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2384144b44b1SLen Brown 2385889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2386889facbeSLen Brown return -5; 2387889facbeSLen Brown 2388889facbeSLen Brown 2389889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2390889facbeSLen Brown cpu, msr, 2391889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2392889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2393889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2394889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2395889facbeSLen Brown 2396144b44b1SLen Brown } 2397144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2398144b44b1SLen Brown 2399889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2400889facbeSLen Brown return -9; 2401889facbeSLen Brown 2402889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2403889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2404889facbeSLen Brown 2405889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2406889facbeSLen Brown fprintf(stderr, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2407889facbeSLen Brown cpu, 2408889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2409889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2410889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2411889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2412889facbeSLen Brown } 2413889facbeSLen Brown 24140b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2415889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2416889facbeSLen Brown return -6; 2417889facbeSLen Brown 2418889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2419889facbeSLen Brown cpu, msr, 2420889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2421889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2422889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2423889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 24240b2bb692SLen Brown } 24250b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2426889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2427889facbeSLen Brown return -9; 2428889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2429889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2430889facbeSLen Brown 2431889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2432889facbeSLen Brown } 2433144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2434d8af6f5fSLen Brown if (debug) { 2435889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2436889facbeSLen Brown return -7; 2437889facbeSLen Brown 2438889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2439144b44b1SLen Brown } 2440144b44b1SLen Brown } 2441144b44b1SLen Brown if (do_rapl & RAPL_CORES) { 2442d8af6f5fSLen Brown if (debug) { 2443889facbeSLen Brown 2444889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2445889facbeSLen Brown return -9; 2446889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2447889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2448889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2449889facbeSLen Brown } 2450889facbeSLen Brown } 2451889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2452d8af6f5fSLen Brown if (debug) { 2453889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2454889facbeSLen Brown return -8; 2455889facbeSLen Brown 2456889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2457889facbeSLen Brown 2458889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2459889facbeSLen Brown return -9; 2460889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2461889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2462889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2463889facbeSLen Brown } 2464889facbeSLen Brown } 2465889facbeSLen Brown return 0; 2466889facbeSLen Brown } 2467889facbeSLen Brown 2468d7899447SLen Brown /* 2469d7899447SLen Brown * SNB adds support for additional MSRs: 2470d7899447SLen Brown * 2471d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2472d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2473d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2474d7899447SLen Brown */ 2475103a8feaSLen Brown 2476d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2477103a8feaSLen Brown { 2478103a8feaSLen Brown if (!genuine_intel) 2479103a8feaSLen Brown return 0; 2480103a8feaSLen Brown 2481103a8feaSLen Brown switch (model) { 2482103a8feaSLen Brown case 0x2A: 2483103a8feaSLen Brown case 0x2D: 2484650a37f3SLen Brown case 0x3A: /* IVB */ 24851300651bSLen Brown case 0x3E: /* IVB Xeon */ 248670b43400SLen Brown case 0x3C: /* HSW */ 248770b43400SLen Brown case 0x3F: /* HSW */ 248870b43400SLen Brown case 0x45: /* HSW */ 2489149c2319SLen Brown case 0x46: /* HSW */ 24904e8e863fSLen Brown case 0x3D: /* BDW */ 249148a0631cSLen Brown case 0x47: /* BDW */ 24924e8e863fSLen Brown case 0x4F: /* BDX */ 24934e8e863fSLen Brown case 0x56: /* BDX-DE */ 24940b2bb692SLen Brown case 0x4E: /* SKL */ 24950b2bb692SLen Brown case 0x5E: /* SKL */ 2496103a8feaSLen Brown return 1; 2497103a8feaSLen Brown } 2498103a8feaSLen Brown return 0; 2499103a8feaSLen Brown } 2500103a8feaSLen Brown 2501d7899447SLen Brown /* 2502d7899447SLen Brown * HSW adds support for additional MSRs: 2503d7899447SLen Brown * 2504d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2505d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2506d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 2507d7899447SLen Brown */ 2508d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2509ca58710fSKristen Carlson Accardi { 2510ca58710fSKristen Carlson Accardi if (!genuine_intel) 2511ca58710fSKristen Carlson Accardi return 0; 2512ca58710fSKristen Carlson Accardi 2513ca58710fSKristen Carlson Accardi switch (model) { 25144e8e863fSLen Brown case 0x45: /* HSW */ 25154e8e863fSLen Brown case 0x3D: /* BDW */ 25160b2bb692SLen Brown case 0x4E: /* SKL */ 25170b2bb692SLen Brown case 0x5E: /* SKL */ 2518ca58710fSKristen Carlson Accardi return 1; 2519ca58710fSKristen Carlson Accardi } 2520ca58710fSKristen Carlson Accardi return 0; 2521ca58710fSKristen Carlson Accardi } 2522ca58710fSKristen Carlson Accardi 25230b2bb692SLen Brown /* 25240b2bb692SLen Brown * SKL adds support for additional MSRS: 25250b2bb692SLen Brown * 25260b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 25270b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 25280b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 25290b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 25300b2bb692SLen Brown */ 25310b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 25320b2bb692SLen Brown { 25330b2bb692SLen Brown if (!genuine_intel) 25340b2bb692SLen Brown return 0; 25350b2bb692SLen Brown 25360b2bb692SLen Brown switch (model) { 25370b2bb692SLen Brown case 0x4E: /* SKL */ 25380b2bb692SLen Brown case 0x5E: /* SKL */ 25390b2bb692SLen Brown return 1; 25400b2bb692SLen Brown } 25410b2bb692SLen Brown return 0; 25420b2bb692SLen Brown } 25430b2bb692SLen Brown 25440b2bb692SLen Brown 2545ca58710fSKristen Carlson Accardi 2546144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 2547144b44b1SLen Brown { 2548144b44b1SLen Brown if (!genuine_intel) 2549144b44b1SLen Brown return 0; 2550144b44b1SLen Brown switch (model) { 2551144b44b1SLen Brown case 0x37: /* BYT */ 2552144b44b1SLen Brown case 0x4D: /* AVN */ 2553144b44b1SLen Brown return 1; 2554144b44b1SLen Brown } 2555144b44b1SLen Brown return 0; 2556144b44b1SLen Brown } 2557144b44b1SLen Brown 2558fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 2559fb5d4327SDasaratharaman Chandramouli { 2560fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2561fb5d4327SDasaratharaman Chandramouli return 0; 2562fb5d4327SDasaratharaman Chandramouli switch (model) { 2563fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 2564fb5d4327SDasaratharaman Chandramouli return 1; 2565fb5d4327SDasaratharaman Chandramouli } 2566fb5d4327SDasaratharaman Chandramouli return 0; 2567fb5d4327SDasaratharaman Chandramouli } 2568fb5d4327SDasaratharaman Chandramouli 2569b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 2570b2b34dfeSHubert Chrzaniuk { 2571b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 2572b2b34dfeSHubert Chrzaniuk return 1024; 2573b2b34dfeSHubert Chrzaniuk return 1; 2574b2b34dfeSHubert Chrzaniuk } 2575b2b34dfeSHubert Chrzaniuk 2576144b44b1SLen Brown #define SLM_BCLK_FREQS 5 2577144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 2578144b44b1SLen Brown 2579144b44b1SLen Brown double slm_bclk(void) 2580144b44b1SLen Brown { 2581144b44b1SLen Brown unsigned long long msr = 3; 2582144b44b1SLen Brown unsigned int i; 2583144b44b1SLen Brown double freq; 2584144b44b1SLen Brown 25857ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 2586144b44b1SLen Brown fprintf(stderr, "SLM BCLK: unknown\n"); 2587144b44b1SLen Brown 2588144b44b1SLen Brown i = msr & 0xf; 2589144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 2590144b44b1SLen Brown fprintf(stderr, "SLM BCLK[%d] invalid\n", i); 2591144b44b1SLen Brown msr = 3; 2592144b44b1SLen Brown } 2593144b44b1SLen Brown freq = slm_freq_table[i]; 2594144b44b1SLen Brown 2595144b44b1SLen Brown fprintf(stderr, "SLM BCLK: %.1f Mhz\n", freq); 2596144b44b1SLen Brown 2597144b44b1SLen Brown return freq; 2598144b44b1SLen Brown } 2599144b44b1SLen Brown 2600103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 2601103a8feaSLen Brown { 2602d7899447SLen Brown if (has_snb_msrs(family, model)) 2603103a8feaSLen Brown return 100.00; 2604144b44b1SLen Brown else if (is_slm(family, model)) 2605144b44b1SLen Brown return slm_bclk(); 2606103a8feaSLen Brown else 2607103a8feaSLen Brown return 133.33; 2608103a8feaSLen Brown } 2609103a8feaSLen Brown 2610889facbeSLen Brown /* 2611889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 2612889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 2613889facbeSLen Brown * This is usually equal to tjMax. 2614889facbeSLen Brown * 2615889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 2616889facbeSLen Brown * but also allow cmdline over-ride with -T. 2617889facbeSLen Brown * 2618889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 2619889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 2620889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 2621889facbeSLen Brown */ 2622889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2623889facbeSLen Brown { 2624889facbeSLen Brown unsigned long long msr; 2625889facbeSLen Brown unsigned int target_c_local; 2626889facbeSLen Brown int cpu; 2627889facbeSLen Brown 2628889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 2629889facbeSLen Brown if (!(do_dts || do_ptm)) 2630889facbeSLen Brown return 0; 2631889facbeSLen Brown 2632889facbeSLen Brown /* this is a per-package concept */ 2633889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2634889facbeSLen Brown return 0; 2635889facbeSLen Brown 2636889facbeSLen Brown cpu = t->cpu_id; 2637889facbeSLen Brown if (cpu_migrate(cpu)) { 2638889facbeSLen Brown fprintf(stderr, "Could not migrate to CPU %d\n", cpu); 2639889facbeSLen Brown return -1; 2640889facbeSLen Brown } 2641889facbeSLen Brown 2642889facbeSLen Brown if (tcc_activation_temp_override != 0) { 2643889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 2644889facbeSLen Brown fprintf(stderr, "cpu%d: Using cmdline TCC Target (%d C)\n", 2645889facbeSLen Brown cpu, tcc_activation_temp); 2646889facbeSLen Brown return 0; 2647889facbeSLen Brown } 2648889facbeSLen Brown 2649889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 2650d7899447SLen Brown if (!do_nhm_platform_info) 2651889facbeSLen Brown goto guess; 2652889facbeSLen Brown 26537ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 2654889facbeSLen Brown goto guess; 2655889facbeSLen Brown 26563482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 2657889facbeSLen Brown 2658d8af6f5fSLen Brown if (debug) 2659889facbeSLen Brown fprintf(stderr, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 2660889facbeSLen Brown cpu, msr, target_c_local); 2661889facbeSLen Brown 26623482124aSJean Delvare if (!target_c_local) 2663889facbeSLen Brown goto guess; 2664889facbeSLen Brown 2665889facbeSLen Brown tcc_activation_temp = target_c_local; 2666889facbeSLen Brown 2667889facbeSLen Brown return 0; 2668889facbeSLen Brown 2669889facbeSLen Brown guess: 2670889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 2671889facbeSLen Brown fprintf(stderr, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 2672889facbeSLen Brown cpu, tcc_activation_temp); 2673889facbeSLen Brown 2674889facbeSLen Brown return 0; 2675889facbeSLen Brown } 2676fcd17211SLen Brown void process_cpuid() 2677103a8feaSLen Brown { 2678103a8feaSLen Brown unsigned int eax, ebx, ecx, edx, max_level; 2679103a8feaSLen Brown unsigned int fms, family, model, stepping; 2680103a8feaSLen Brown 2681103a8feaSLen Brown eax = ebx = ecx = edx = 0; 2682103a8feaSLen Brown 26832b92865eSJosh Triplett __get_cpuid(0, &max_level, &ebx, &ecx, &edx); 2684103a8feaSLen Brown 2685103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 2686103a8feaSLen Brown genuine_intel = 1; 2687103a8feaSLen Brown 2688d8af6f5fSLen Brown if (debug) 2689889facbeSLen Brown fprintf(stderr, "CPUID(0): %.4s%.4s%.4s ", 2690103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 2691103a8feaSLen Brown 26922b92865eSJosh Triplett __get_cpuid(1, &fms, &ebx, &ecx, &edx); 2693103a8feaSLen Brown family = (fms >> 8) & 0xf; 2694103a8feaSLen Brown model = (fms >> 4) & 0xf; 2695103a8feaSLen Brown stepping = fms & 0xf; 2696103a8feaSLen Brown if (family == 6 || family == 0xf) 2697103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 2698103a8feaSLen Brown 2699d8af6f5fSLen Brown if (debug) 2700103a8feaSLen Brown fprintf(stderr, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 2701103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 2702103a8feaSLen Brown 2703b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 2704b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 2705103a8feaSLen Brown 2706103a8feaSLen Brown /* 2707103a8feaSLen Brown * check max extended function levels of CPUID. 2708103a8feaSLen Brown * This is needed to check for invariant TSC. 2709103a8feaSLen Brown * This check is valid for both Intel and AMD. 2710103a8feaSLen Brown */ 2711103a8feaSLen Brown ebx = ecx = edx = 0; 27122b92865eSJosh Triplett __get_cpuid(0x80000000, &max_level, &ebx, &ecx, &edx); 2713103a8feaSLen Brown 2714d7899447SLen Brown if (max_level >= 0x80000007) { 2715103a8feaSLen Brown 2716103a8feaSLen Brown /* 2717103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 2718103a8feaSLen Brown * this check is valid for both Intel and AMD 2719103a8feaSLen Brown */ 27202b92865eSJosh Triplett __get_cpuid(0x80000007, &eax, &ebx, &ecx, &edx); 27218209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 2722d7899447SLen Brown } 2723103a8feaSLen Brown 2724103a8feaSLen Brown /* 2725103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 2726103a8feaSLen Brown * this check is valid for both Intel and AMD 2727103a8feaSLen Brown */ 2728103a8feaSLen Brown 27292b92865eSJosh Triplett __get_cpuid(0x6, &eax, &ebx, &ecx, &edx); 27308209e054SThomas Renninger has_aperf = ecx & (1 << 0); 2731889facbeSLen Brown do_dts = eax & (1 << 0); 2732889facbeSLen Brown do_ptm = eax & (1 << 6); 2733889facbeSLen Brown has_epb = ecx & (1 << 3); 2734889facbeSLen Brown 2735d8af6f5fSLen Brown if (debug) 2736a729617cSLen Brown fprintf(stderr, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sEPB\n", 2737a729617cSLen Brown has_aperf ? "" : "No ", 2738a729617cSLen Brown do_dts ? "" : "No ", 2739a729617cSLen Brown do_ptm ? "" : "No ", 2740a729617cSLen Brown has_epb ? "" : "No "); 2741103a8feaSLen Brown 27428a5bdf41SLen Brown if (max_level > 0x15) { 27438a5bdf41SLen Brown unsigned int eax_crystal; 27448a5bdf41SLen Brown unsigned int ebx_tsc; 27458a5bdf41SLen Brown 27468a5bdf41SLen Brown /* 27478a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 27488a5bdf41SLen Brown */ 27498a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 27508a5bdf41SLen Brown __get_cpuid(0x15, &eax_crystal, &ebx_tsc, &crystal_hz, &edx); 27518a5bdf41SLen Brown 27528a5bdf41SLen Brown if (ebx_tsc != 0) { 27538a5bdf41SLen Brown 27548a5bdf41SLen Brown if (debug && (ebx != 0)) 27558a5bdf41SLen Brown fprintf(stderr, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 27568a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 27578a5bdf41SLen Brown 27588a5bdf41SLen Brown if (crystal_hz == 0) 27598a5bdf41SLen Brown switch(model) { 27608a5bdf41SLen Brown case 0x4E: /* SKL */ 27618a5bdf41SLen Brown case 0x5E: /* SKL */ 27628a5bdf41SLen Brown crystal_hz = 24000000; /* 24 MHz */ 27638a5bdf41SLen Brown break; 27648a5bdf41SLen Brown default: 27658a5bdf41SLen Brown crystal_hz = 0; 27668a5bdf41SLen Brown } 27678a5bdf41SLen Brown 27688a5bdf41SLen Brown if (crystal_hz) { 27698a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 27708a5bdf41SLen Brown if (debug) 27718a5bdf41SLen Brown fprintf(stderr, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 27728a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 27738a5bdf41SLen Brown } 27748a5bdf41SLen Brown } 27758a5bdf41SLen Brown } 27768a5bdf41SLen Brown 2777b2b34dfeSHubert Chrzaniuk if (has_aperf) 2778b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 2779b2b34dfeSHubert Chrzaniuk 2780ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 2781d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 2782ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 2783ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 2784ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 2785ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 2786d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 27870b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 2788144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 2789fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 2790103a8feaSLen Brown 2791889facbeSLen Brown rapl_probe(family, model); 27923a9a941dSLen Brown perf_limit_reasons_probe(family, model); 2793889facbeSLen Brown 2794fcd17211SLen Brown if (debug) 2795fcd17211SLen Brown dump_cstate_pstate_config_info(); 2796fcd17211SLen Brown 2797a2b7b749SLen Brown if (has_skl_msrs(family, model)) 2798a2b7b749SLen Brown calculate_tsc_tweak(); 2799a2b7b749SLen Brown 2800889facbeSLen Brown return; 2801103a8feaSLen Brown } 2802103a8feaSLen Brown 2803d8af6f5fSLen Brown void help() 2804103a8feaSLen Brown { 2805d8af6f5fSLen Brown fprintf(stderr, 2806d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 2807d8af6f5fSLen Brown "\n" 2808d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 2809d8af6f5fSLen Brown "when COMMAND completes.\n" 2810d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 2811d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 2812d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 2813d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 2814d8af6f5fSLen Brown "--help print this help message\n" 2815d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 2816d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 2817d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 2818d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 2819d8af6f5fSLen Brown "--version print version information\n" 2820d8af6f5fSLen Brown "\n" 2821d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 2822103a8feaSLen Brown } 2823103a8feaSLen Brown 2824103a8feaSLen Brown 2825103a8feaSLen Brown /* 2826103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 2827103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 2828103a8feaSLen Brown */ 2829103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 2830103a8feaSLen Brown { 2831103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 2832103a8feaSLen Brown return 1; 2833103a8feaSLen Brown else 2834103a8feaSLen Brown return 0; 2835103a8feaSLen Brown } 2836103a8feaSLen Brown 2837103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 2838103a8feaSLen Brown { 2839103a8feaSLen Brown return 0; 2840103a8feaSLen Brown } 2841103a8feaSLen Brown 2842c98d5d94SLen Brown void topology_probe() 2843c98d5d94SLen Brown { 2844c98d5d94SLen Brown int i; 2845c98d5d94SLen Brown int max_core_id = 0; 2846c98d5d94SLen Brown int max_package_id = 0; 2847c98d5d94SLen Brown int max_siblings = 0; 2848c98d5d94SLen Brown struct cpu_topology { 2849c98d5d94SLen Brown int core_id; 2850c98d5d94SLen Brown int physical_package_id; 2851c98d5d94SLen Brown } *cpus; 2852c98d5d94SLen Brown 2853c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 2854c98d5d94SLen Brown topo.num_cpus = 0; 2855c98d5d94SLen Brown topo.max_cpu_num = 0; 2856c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 2857c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 2858c98d5d94SLen Brown show_cpu = 1; 2859c98d5d94SLen Brown 2860d8af6f5fSLen Brown if (debug > 1) 2861c98d5d94SLen Brown fprintf(stderr, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 2862c98d5d94SLen Brown 2863c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 2864b2c95d90SJosh Triplett if (cpus == NULL) 2865b2c95d90SJosh Triplett err(1, "calloc cpus"); 2866c98d5d94SLen Brown 2867c98d5d94SLen Brown /* 2868c98d5d94SLen Brown * Allocate and initialize cpu_present_set 2869c98d5d94SLen Brown */ 2870c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 2871b2c95d90SJosh Triplett if (cpu_present_set == NULL) 2872b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 2873c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 2874c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 2875c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 2876c98d5d94SLen Brown 2877c98d5d94SLen Brown /* 2878c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 2879c98d5d94SLen Brown */ 2880c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 2881b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 2882b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 2883c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 2884c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 2885c98d5d94SLen Brown 2886c98d5d94SLen Brown 2887c98d5d94SLen Brown /* 2888c98d5d94SLen Brown * For online cpus 2889c98d5d94SLen Brown * find max_core_id, max_package_id 2890c98d5d94SLen Brown */ 2891c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 2892c98d5d94SLen Brown int siblings; 2893c98d5d94SLen Brown 2894c98d5d94SLen Brown if (cpu_is_not_present(i)) { 2895d8af6f5fSLen Brown if (debug > 1) 2896c98d5d94SLen Brown fprintf(stderr, "cpu%d NOT PRESENT\n", i); 2897c98d5d94SLen Brown continue; 2898c98d5d94SLen Brown } 2899c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 2900c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 2901c98d5d94SLen Brown max_core_id = cpus[i].core_id; 2902c98d5d94SLen Brown 2903c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 2904c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 2905c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 2906c98d5d94SLen Brown 2907c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 2908c98d5d94SLen Brown if (siblings > max_siblings) 2909c98d5d94SLen Brown max_siblings = siblings; 2910d8af6f5fSLen Brown if (debug > 1) 2911c98d5d94SLen Brown fprintf(stderr, "cpu %d pkg %d core %d\n", 2912c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 2913c98d5d94SLen Brown } 2914c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 2915d8af6f5fSLen Brown if (debug > 1) 2916c98d5d94SLen Brown fprintf(stderr, "max_core_id %d, sizing for %d cores per package\n", 2917c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 29181cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 2919c98d5d94SLen Brown show_core = 1; 2920c98d5d94SLen Brown 2921c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 2922d8af6f5fSLen Brown if (debug > 1) 2923c98d5d94SLen Brown fprintf(stderr, "max_package_id %d, sizing for %d packages\n", 2924c98d5d94SLen Brown max_package_id, topo.num_packages); 29251cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 2926c98d5d94SLen Brown show_pkg = 1; 2927c98d5d94SLen Brown 2928c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 2929d8af6f5fSLen Brown if (debug > 1) 2930c98d5d94SLen Brown fprintf(stderr, "max_siblings %d\n", max_siblings); 2931c98d5d94SLen Brown 2932c98d5d94SLen Brown free(cpus); 2933c98d5d94SLen Brown } 2934c98d5d94SLen Brown 2935c98d5d94SLen Brown void 2936c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 2937c98d5d94SLen Brown { 2938c98d5d94SLen Brown int i; 2939c98d5d94SLen Brown 2940c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 2941c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 2942c98d5d94SLen Brown if (*t == NULL) 2943c98d5d94SLen Brown goto error; 2944c98d5d94SLen Brown 2945c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 2946c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 2947c98d5d94SLen Brown (*t)[i].cpu_id = -1; 2948c98d5d94SLen Brown 2949c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 2950c98d5d94SLen Brown sizeof(struct core_data)); 2951c98d5d94SLen Brown if (*c == NULL) 2952c98d5d94SLen Brown goto error; 2953c98d5d94SLen Brown 2954c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 2955c98d5d94SLen Brown (*c)[i].core_id = -1; 2956c98d5d94SLen Brown 2957c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 2958c98d5d94SLen Brown if (*p == NULL) 2959c98d5d94SLen Brown goto error; 2960c98d5d94SLen Brown 2961c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 2962c98d5d94SLen Brown (*p)[i].package_id = i; 2963c98d5d94SLen Brown 2964c98d5d94SLen Brown return; 2965c98d5d94SLen Brown error: 2966b2c95d90SJosh Triplett err(1, "calloc counters"); 2967c98d5d94SLen Brown } 2968c98d5d94SLen Brown /* 2969c98d5d94SLen Brown * init_counter() 2970c98d5d94SLen Brown * 2971c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 2972c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 2973c98d5d94SLen Brown * 2974c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 2975c98d5d94SLen Brown */ 2976c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 2977c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 2978c98d5d94SLen Brown int pkg_num, int cpu_id) 2979c98d5d94SLen Brown { 2980c98d5d94SLen Brown struct thread_data *t; 2981c98d5d94SLen Brown struct core_data *c; 2982c98d5d94SLen Brown struct pkg_data *p; 2983c98d5d94SLen Brown 2984c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 2985c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 2986c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 2987c98d5d94SLen Brown 2988c98d5d94SLen Brown t->cpu_id = cpu_id; 2989c98d5d94SLen Brown if (thread_num == 0) { 2990c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 2991c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 2992c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 2993c98d5d94SLen Brown } 2994c98d5d94SLen Brown 2995c98d5d94SLen Brown c->core_id = core_num; 2996c98d5d94SLen Brown p->package_id = pkg_num; 2997c98d5d94SLen Brown } 2998c98d5d94SLen Brown 2999c98d5d94SLen Brown 3000c98d5d94SLen Brown int initialize_counters(int cpu_id) 3001c98d5d94SLen Brown { 3002c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 3003c98d5d94SLen Brown 3004c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 3005c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 3006e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 3007e275b388SDasaratharaman Chandramouli if (!my_thread_id) 3008c98d5d94SLen Brown topo.num_cores++; 3009c98d5d94SLen Brown 3010c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3011c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3012c98d5d94SLen Brown return 0; 3013c98d5d94SLen Brown } 3014c98d5d94SLen Brown 3015c98d5d94SLen Brown void allocate_output_buffer() 3016c98d5d94SLen Brown { 30173b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 3018c98d5d94SLen Brown outp = output_buffer; 3019b2c95d90SJosh Triplett if (outp == NULL) 3020b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 3021c98d5d94SLen Brown } 3022c98d5d94SLen Brown 3023c98d5d94SLen Brown void setup_all_buffers(void) 3024c98d5d94SLen Brown { 3025c98d5d94SLen Brown topology_probe(); 3026c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 3027c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 3028c98d5d94SLen Brown allocate_output_buffer(); 3029c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 3030c98d5d94SLen Brown } 30313b4d5c7fSAndy Shevchenko 30327ce7d5deSPrarit Bhargava void set_base_cpu(void) 30337ce7d5deSPrarit Bhargava { 30347ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 30357ce7d5deSPrarit Bhargava if (base_cpu < 0) 30367ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 30377ce7d5deSPrarit Bhargava 30387ce7d5deSPrarit Bhargava if (debug > 1) 30397ce7d5deSPrarit Bhargava fprintf(stderr, "base_cpu = %d\n", base_cpu); 30407ce7d5deSPrarit Bhargava } 30417ce7d5deSPrarit Bhargava 3042103a8feaSLen Brown void turbostat_init() 3043103a8feaSLen Brown { 30447ce7d5deSPrarit Bhargava setup_all_buffers(); 30457ce7d5deSPrarit Bhargava set_base_cpu(); 3046103a8feaSLen Brown check_dev_msr(); 304798481e79SLen Brown check_permissions(); 3048fcd17211SLen Brown process_cpuid(); 3049103a8feaSLen Brown 3050103a8feaSLen Brown 3051d8af6f5fSLen Brown if (debug) 3052889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 3053889facbeSLen Brown 3054d8af6f5fSLen Brown if (debug) 30553a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 30563a9a941dSLen Brown 3057d8af6f5fSLen Brown if (debug) 3058889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 3059889facbeSLen Brown 3060889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 3061889facbeSLen Brown 3062d8af6f5fSLen Brown if (debug) 3063889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 3064103a8feaSLen Brown } 3065103a8feaSLen Brown 3066103a8feaSLen Brown int fork_it(char **argv) 3067103a8feaSLen Brown { 3068103a8feaSLen Brown pid_t child_pid; 3069d91bb17cSLen Brown int status; 3070d15cf7c1SLen Brown 3071d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 3072d91bb17cSLen Brown if (status) 3073d91bb17cSLen Brown exit(status); 3074d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 3075d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 3076103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3077103a8feaSLen Brown 3078103a8feaSLen Brown child_pid = fork(); 3079103a8feaSLen Brown if (!child_pid) { 3080103a8feaSLen Brown /* child */ 3081103a8feaSLen Brown execvp(argv[0], argv); 3082103a8feaSLen Brown } else { 3083103a8feaSLen Brown 3084103a8feaSLen Brown /* parent */ 3085b2c95d90SJosh Triplett if (child_pid == -1) 3086b2c95d90SJosh Triplett err(1, "fork"); 3087103a8feaSLen Brown 3088103a8feaSLen Brown signal(SIGINT, SIG_IGN); 3089103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 3090b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 3091b2c95d90SJosh Triplett err(status, "waitpid"); 3092103a8feaSLen Brown } 3093c98d5d94SLen Brown /* 3094c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 3095c98d5d94SLen Brown * because re-starting is problematic when forking 3096c98d5d94SLen Brown */ 3097c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 3098103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3099103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3100c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 3101c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3102c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3103c98d5d94SLen Brown flush_stderr(); 3104103a8feaSLen Brown 31056eab04a8SJustin P. Mattock fprintf(stderr, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 3106103a8feaSLen Brown 3107d91bb17cSLen Brown return status; 3108103a8feaSLen Brown } 3109103a8feaSLen Brown 31103b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 31113b4d5c7fSAndy Shevchenko { 31123b4d5c7fSAndy Shevchenko int status; 31133b4d5c7fSAndy Shevchenko 31143b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 31153b4d5c7fSAndy Shevchenko if (status) 31163b4d5c7fSAndy Shevchenko return status; 31173b4d5c7fSAndy Shevchenko 31183b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 31193b4d5c7fSAndy Shevchenko if (status) 31203b4d5c7fSAndy Shevchenko return status; 31213b4d5c7fSAndy Shevchenko 31223b4d5c7fSAndy Shevchenko flush_stdout(); 31233b4d5c7fSAndy Shevchenko 31243b4d5c7fSAndy Shevchenko return status; 31253b4d5c7fSAndy Shevchenko } 31263b4d5c7fSAndy Shevchenko 3127d8af6f5fSLen Brown void print_version() { 3128af71b980SLen Brown fprintf(stderr, "turbostat version 4.8 26-Sep, 2015" 3129d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 3130d8af6f5fSLen Brown } 3131d8af6f5fSLen Brown 3132103a8feaSLen Brown void cmdline(int argc, char **argv) 3133103a8feaSLen Brown { 3134103a8feaSLen Brown int opt; 3135d8af6f5fSLen Brown int option_index = 0; 3136d8af6f5fSLen Brown static struct option long_options[] = { 3137d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 3138d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 3139d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 3140d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 3141d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 3142d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 3143d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 3144d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 3145d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 3146d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 3147d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 3148d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 3149d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 3150d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 3151d8af6f5fSLen Brown {0, 0, 0, 0 } 3152d8af6f5fSLen Brown }; 3153103a8feaSLen Brown 3154103a8feaSLen Brown progname = argv[0]; 3155103a8feaSLen Brown 3156a01e72fbSLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:PpST:v", 3157d8af6f5fSLen Brown long_options, &option_index)) != -1) { 3158103a8feaSLen Brown switch (opt) { 3159d8af6f5fSLen Brown case 'C': 3160d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 3161103a8feaSLen Brown break; 3162f9240813SLen Brown case 'c': 31638e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 31648e180f3cSLen Brown break; 3165d8af6f5fSLen Brown case 'D': 3166d8af6f5fSLen Brown dump_only++; 31678e180f3cSLen Brown break; 3168d8af6f5fSLen Brown case 'd': 3169d8af6f5fSLen Brown debug++; 31702f32edf1SLen Brown break; 3171d8af6f5fSLen Brown case 'h': 3172d8af6f5fSLen Brown default: 3173d8af6f5fSLen Brown help(); 3174d8af6f5fSLen Brown exit(1); 3175d8af6f5fSLen Brown case 'i': 3176d8af6f5fSLen Brown interval_sec = atoi(optarg); 3177889facbeSLen Brown break; 31785c56be9aSDirk Brandewie case 'J': 31795c56be9aSDirk Brandewie rapl_joules++; 31805c56be9aSDirk Brandewie break; 3181d8af6f5fSLen Brown case 'M': 3182d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 3183d8af6f5fSLen Brown break; 3184d8af6f5fSLen Brown case 'm': 3185d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 3186d8af6f5fSLen Brown break; 3187d8af6f5fSLen Brown case 'P': 3188d8af6f5fSLen Brown show_pkg_only++; 3189d8af6f5fSLen Brown break; 3190d8af6f5fSLen Brown case 'p': 3191d8af6f5fSLen Brown show_core_only++; 3192d8af6f5fSLen Brown break; 3193d8af6f5fSLen Brown case 'S': 3194d8af6f5fSLen Brown summary_only++; 3195d8af6f5fSLen Brown break; 3196d8af6f5fSLen Brown case 'T': 3197d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 3198d8af6f5fSLen Brown break; 3199d8af6f5fSLen Brown case 'v': 3200d8af6f5fSLen Brown print_version(); 3201d8af6f5fSLen Brown exit(0); 3202d8af6f5fSLen Brown break; 3203103a8feaSLen Brown } 3204103a8feaSLen Brown } 3205103a8feaSLen Brown } 3206103a8feaSLen Brown 3207103a8feaSLen Brown int main(int argc, char **argv) 3208103a8feaSLen Brown { 3209103a8feaSLen Brown cmdline(argc, argv); 3210103a8feaSLen Brown 3211d8af6f5fSLen Brown if (debug) 3212d8af6f5fSLen Brown print_version(); 3213103a8feaSLen Brown 3214103a8feaSLen Brown turbostat_init(); 3215103a8feaSLen Brown 32163b4d5c7fSAndy Shevchenko /* dump counters and exit */ 32173b4d5c7fSAndy Shevchenko if (dump_only) 32183b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 32193b4d5c7fSAndy Shevchenko 3220103a8feaSLen Brown /* 3221103a8feaSLen Brown * if any params left, it must be a command to fork 3222103a8feaSLen Brown */ 3223103a8feaSLen Brown if (argc - optind) 3224103a8feaSLen Brown return fork_it(argv + optind); 3225103a8feaSLen Brown else 3226103a8feaSLen Brown turbostat_loop(); 3227103a8feaSLen Brown 3228103a8feaSLen Brown return 0; 3229103a8feaSLen Brown } 3230