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 24869ce69eSLen Brown #include INTEL_FAMILY_HEADER 2595aebc44SJosh Triplett #include <stdarg.h> 26103a8feaSLen Brown #include <stdio.h> 27b2c95d90SJosh Triplett #include <err.h> 28103a8feaSLen Brown #include <unistd.h> 29103a8feaSLen Brown #include <sys/types.h> 30103a8feaSLen Brown #include <sys/wait.h> 31103a8feaSLen Brown #include <sys/stat.h> 32103a8feaSLen Brown #include <sys/resource.h> 33103a8feaSLen Brown #include <fcntl.h> 34103a8feaSLen Brown #include <signal.h> 35103a8feaSLen Brown #include <sys/time.h> 36103a8feaSLen Brown #include <stdlib.h> 37d8af6f5fSLen Brown #include <getopt.h> 38103a8feaSLen Brown #include <dirent.h> 39103a8feaSLen Brown #include <string.h> 40103a8feaSLen Brown #include <ctype.h> 4188c3281fSLen Brown #include <sched.h> 422a0609c0SLen Brown #include <time.h> 432b92865eSJosh Triplett #include <cpuid.h> 4498481e79SLen Brown #include <linux/capability.h> 4598481e79SLen Brown #include <errno.h> 46103a8feaSLen Brown 47103a8feaSLen Brown char *proc_stat = "/proc/stat"; 48b7d8c148SLen Brown FILE *outf; 4936229897SLen Brown int *fd_percpu; 502a0609c0SLen Brown struct timespec interval_ts = {5, 0}; 51d8af6f5fSLen Brown unsigned int debug; 5296e47158SLen Brown unsigned int quiet; 53d8af6f5fSLen Brown unsigned int rapl_joules; 54d8af6f5fSLen Brown unsigned int summary_only; 55*c8ade361SLen Brown unsigned int list_header_only; 56d8af6f5fSLen Brown unsigned int dump_only; 57103a8feaSLen Brown unsigned int do_snb_cstates; 58fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 590b2bb692SLen Brown unsigned int do_skl_residency; 60144b44b1SLen Brown unsigned int do_slm_cstates; 61144b44b1SLen Brown unsigned int use_c1_residency_msr; 62103a8feaSLen Brown unsigned int has_aperf; 63889facbeSLen Brown unsigned int has_epb; 645a63426eSLen Brown unsigned int do_irtl_snb; 655a63426eSLen Brown unsigned int do_irtl_hsw; 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; 70cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT; 71b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 72103a8feaSLen Brown double bclk; 73a2b7b749SLen Brown double base_hz; 7421ed5574SLen Brown unsigned int has_base_hz; 75a2b7b749SLen Brown double tsc_tweak = 1.0; 76c98d5d94SLen Brown unsigned int show_pkg_only; 77c98d5d94SLen Brown unsigned int show_core_only; 78c98d5d94SLen Brown char *output_buffer, *outp; 79889facbeSLen Brown unsigned int do_rapl; 80889facbeSLen Brown unsigned int do_dts; 81889facbeSLen Brown unsigned int do_ptm; 82fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 8327d47356SLen Brown unsigned int gfx_cur_mhz; 84889facbeSLen Brown unsigned int tcc_activation_temp; 85889facbeSLen Brown unsigned int tcc_activation_temp_override; 8640ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 8740ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 88889facbeSLen Brown double rapl_joule_counter_range; 893a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 903a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 913a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 928a5bdf41SLen Brown unsigned int crystal_hz; 938a5bdf41SLen Brown unsigned long long tsc_hz; 947ce7d5deSPrarit Bhargava int base_cpu; 9521ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 967f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 977f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 987f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 997f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1007f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1017f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 10233148d67SLen Brown unsigned int has_misc_feature_control; 103889facbeSLen Brown 104889facbeSLen Brown #define RAPL_PKG (1 << 0) 105e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 106e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 107e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 108e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 109e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 110e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 111e6f9bb3cSLen Brown 112889facbeSLen Brown #define RAPL_DRAM (1 << 3) 113e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 114e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 115e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 116e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1170b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1180b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 119e6f9bb3cSLen Brown 1209148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT (1 << 6) 121e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 1220b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 123e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 124e6f9bb3cSLen Brown 1250b2bb692SLen Brown #define RAPL_GFX (1 << 8) 126e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 127e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 128e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 1299148494cSJacob Pan 1309148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS (1 << 9) 1319148494cSJacob Pan /* 0x639 MSR_PP0_ENERGY_STATUS */ 1329148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT) 133889facbeSLen Brown #define TJMAX_DEFAULT 100 134889facbeSLen Brown 135889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 136103a8feaSLen Brown 137388e9c81SLen Brown /* 138388e9c81SLen Brown * buffer size used by sscanf() for added column names 139388e9c81SLen Brown * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters 140388e9c81SLen Brown */ 141388e9c81SLen Brown #define NAME_BYTES 20 142495c7654SLen Brown #define PATH_BYTES 128 143388e9c81SLen Brown 144103a8feaSLen Brown int backwards_count; 145103a8feaSLen Brown char *progname; 146103a8feaSLen Brown 1471ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS 1024 /* need to use before probe... */ 1481ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset; 1491ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size; 150678a3bd1SLen Brown #define MAX_ADDED_COUNTERS 16 151c98d5d94SLen Brown 152c98d5d94SLen Brown struct thread_data { 153c98d5d94SLen Brown unsigned long long tsc; 154c98d5d94SLen Brown unsigned long long aperf; 155c98d5d94SLen Brown unsigned long long mperf; 156144b44b1SLen Brown unsigned long long c1; 157562a2d37SLen Brown unsigned int irq_count; 1581ed51011SLen Brown unsigned int smi_count; 159c98d5d94SLen Brown unsigned int cpu_id; 160c98d5d94SLen Brown unsigned int flags; 161c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 162c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 163678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 164c98d5d94SLen Brown } *thread_even, *thread_odd; 165c98d5d94SLen Brown 166c98d5d94SLen Brown struct core_data { 167c98d5d94SLen Brown unsigned long long c3; 168c98d5d94SLen Brown unsigned long long c6; 169c98d5d94SLen Brown unsigned long long c7; 1700539ba11SLen Brown unsigned long long mc6_us; /* duplicate as per-core for now, even though per module */ 171889facbeSLen Brown unsigned int core_temp_c; 172c98d5d94SLen Brown unsigned int core_id; 173678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 174c98d5d94SLen Brown } *core_even, *core_odd; 175c98d5d94SLen Brown 176c98d5d94SLen Brown struct pkg_data { 177c98d5d94SLen Brown unsigned long long pc2; 178c98d5d94SLen Brown unsigned long long pc3; 179c98d5d94SLen Brown unsigned long long pc6; 180c98d5d94SLen Brown unsigned long long pc7; 181ca58710fSKristen Carlson Accardi unsigned long long pc8; 182ca58710fSKristen Carlson Accardi unsigned long long pc9; 183ca58710fSKristen Carlson Accardi unsigned long long pc10; 1840b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1850b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1860b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1870b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 1889185e988SLen Brown long long gfx_rc6_ms; 18927d47356SLen Brown unsigned int gfx_mhz; 190c98d5d94SLen Brown unsigned int package_id; 191889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 192889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 193889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 194889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 195889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 196889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 197889facbeSLen Brown unsigned int pkg_temp_c; 198678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 199c98d5d94SLen Brown } *package_even, *package_odd; 200c98d5d94SLen Brown 201c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 202c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 203c98d5d94SLen Brown 204c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 205c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 206c98d5d94SLen Brown topo.num_threads_per_core + \ 207c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 208c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 209c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 210c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 211c98d5d94SLen Brown 212388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE}; 21341618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC}; 214388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT}; 215388e9c81SLen Brown 216388e9c81SLen Brown struct msr_counter { 217388e9c81SLen Brown unsigned int msr_num; 218388e9c81SLen Brown char name[NAME_BYTES]; 219495c7654SLen Brown char path[PATH_BYTES]; 220388e9c81SLen Brown unsigned int width; 221388e9c81SLen Brown enum counter_type type; 222388e9c81SLen Brown enum counter_format format; 223388e9c81SLen Brown struct msr_counter *next; 224812db3f7SLen Brown unsigned int flags; 225812db3f7SLen Brown #define FLAGS_HIDE (1 << 0) 226812db3f7SLen Brown #define FLAGS_SHOW (1 << 1) 22741618e63SLen Brown #define SYSFS_PERCPU (1 << 1) 228388e9c81SLen Brown }; 229388e9c81SLen Brown 230388e9c81SLen Brown struct sys_counters { 231678a3bd1SLen Brown unsigned int added_thread_counters; 232678a3bd1SLen Brown unsigned int added_core_counters; 233678a3bd1SLen Brown unsigned int added_package_counters; 234388e9c81SLen Brown struct msr_counter *tp; 235388e9c81SLen Brown struct msr_counter *cp; 236388e9c81SLen Brown struct msr_counter *pp; 237388e9c81SLen Brown } sys; 238388e9c81SLen Brown 239c98d5d94SLen Brown struct system_summary { 240c98d5d94SLen Brown struct thread_data threads; 241c98d5d94SLen Brown struct core_data cores; 242c98d5d94SLen Brown struct pkg_data packages; 243388e9c81SLen Brown } average; 244c98d5d94SLen Brown 245c98d5d94SLen Brown 246c98d5d94SLen Brown struct topo_params { 247c98d5d94SLen Brown int num_packages; 248103a8feaSLen Brown int num_cpus; 249c98d5d94SLen Brown int num_cores; 250c98d5d94SLen Brown int max_cpu_num; 251c98d5d94SLen Brown int num_cores_per_pkg; 252c98d5d94SLen Brown int num_threads_per_core; 253c98d5d94SLen Brown } topo; 254103a8feaSLen Brown 255c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 256103a8feaSLen Brown 257562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 258562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 259562a2d37SLen Brown 260c98d5d94SLen Brown void setup_all_buffers(void); 261103a8feaSLen Brown 262c98d5d94SLen Brown int cpu_is_not_present(int cpu) 263d15cf7c1SLen Brown { 264c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 265c98d5d94SLen Brown } 266c98d5d94SLen Brown /* 267c98d5d94SLen Brown * run func(thread, core, package) in topology order 268c98d5d94SLen Brown * skip non-present cpus 269c98d5d94SLen Brown */ 270c98d5d94SLen Brown 271c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 272c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 273c98d5d94SLen Brown { 274c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 275c98d5d94SLen Brown 276c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 277c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 278c98d5d94SLen Brown for (thread_no = 0; thread_no < 279c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 280c98d5d94SLen Brown struct thread_data *t; 281c98d5d94SLen Brown struct core_data *c; 282c98d5d94SLen Brown struct pkg_data *p; 283c98d5d94SLen Brown 284c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 285c98d5d94SLen Brown 286c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 287c98d5d94SLen Brown continue; 288c98d5d94SLen Brown 289c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 290c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 291c98d5d94SLen Brown 292c98d5d94SLen Brown retval = func(t, c, p); 293c98d5d94SLen Brown if (retval) 294c98d5d94SLen Brown return retval; 295c98d5d94SLen Brown } 296c98d5d94SLen Brown } 297c98d5d94SLen Brown } 298d15cf7c1SLen Brown return 0; 299d15cf7c1SLen Brown } 300d15cf7c1SLen Brown 30188c3281fSLen Brown int cpu_migrate(int cpu) 30288c3281fSLen Brown { 303c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 304c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 305c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 30688c3281fSLen Brown return -1; 30788c3281fSLen Brown else 30888c3281fSLen Brown return 0; 30988c3281fSLen Brown } 31036229897SLen Brown int get_msr_fd(int cpu) 311103a8feaSLen Brown { 312103a8feaSLen Brown char pathname[32]; 313103a8feaSLen Brown int fd; 314103a8feaSLen Brown 31536229897SLen Brown fd = fd_percpu[cpu]; 31636229897SLen Brown 31736229897SLen Brown if (fd) 31836229897SLen Brown return fd; 31936229897SLen Brown 320103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 321103a8feaSLen Brown fd = open(pathname, O_RDONLY); 32215aaa346SLen Brown if (fd < 0) 32398481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 324103a8feaSLen Brown 32536229897SLen Brown fd_percpu[cpu] = fd; 32636229897SLen Brown 32736229897SLen Brown return fd; 32836229897SLen Brown } 32936229897SLen Brown 33036229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 33136229897SLen Brown { 33236229897SLen Brown ssize_t retval; 33336229897SLen Brown 33436229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 33515aaa346SLen Brown 33698481e79SLen Brown if (retval != sizeof *msr) 337cf4cbe53SLen Brown err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset); 33815aaa346SLen Brown 33915aaa346SLen Brown return 0; 340103a8feaSLen Brown } 341103a8feaSLen Brown 342fc04cc67SLen Brown /* 343812db3f7SLen Brown * Each string in this array is compared in --show and --hide cmdline. 344812db3f7SLen Brown * Thus, strings that are proper sub-sets must follow their more specific peers. 345fc04cc67SLen Brown */ 346812db3f7SLen Brown struct msr_counter bic[] = { 347812db3f7SLen Brown { 0x0, "Package" }, 348812db3f7SLen Brown { 0x0, "Avg_MHz" }, 349812db3f7SLen Brown { 0x0, "Bzy_MHz" }, 350812db3f7SLen Brown { 0x0, "TSC_MHz" }, 351812db3f7SLen Brown { 0x0, "IRQ" }, 352495c7654SLen Brown { 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL}, 353812db3f7SLen Brown { 0x0, "Busy%" }, 354812db3f7SLen Brown { 0x0, "CPU%c1" }, 355812db3f7SLen Brown { 0x0, "CPU%c3" }, 356812db3f7SLen Brown { 0x0, "CPU%c6" }, 357812db3f7SLen Brown { 0x0, "CPU%c7" }, 358812db3f7SLen Brown { 0x0, "ThreadC" }, 359812db3f7SLen Brown { 0x0, "CoreTmp" }, 360812db3f7SLen Brown { 0x0, "CoreCnt" }, 361812db3f7SLen Brown { 0x0, "PkgTmp" }, 362812db3f7SLen Brown { 0x0, "GFX%rc6" }, 363812db3f7SLen Brown { 0x0, "GFXMHz" }, 364812db3f7SLen Brown { 0x0, "Pkg%pc2" }, 365812db3f7SLen Brown { 0x0, "Pkg%pc3" }, 366812db3f7SLen Brown { 0x0, "Pkg%pc6" }, 367812db3f7SLen Brown { 0x0, "Pkg%pc7" }, 3680f47c08dSLen Brown { 0x0, "Pkg%pc8" }, 3690f47c08dSLen Brown { 0x0, "Pkg%pc9" }, 3700f47c08dSLen Brown { 0x0, "Pkg%pc10" }, 371812db3f7SLen Brown { 0x0, "PkgWatt" }, 372812db3f7SLen Brown { 0x0, "CorWatt" }, 373812db3f7SLen Brown { 0x0, "GFXWatt" }, 374812db3f7SLen Brown { 0x0, "PkgCnt" }, 375812db3f7SLen Brown { 0x0, "RAMWatt" }, 376812db3f7SLen Brown { 0x0, "PKG_%" }, 377812db3f7SLen Brown { 0x0, "RAM_%" }, 378812db3f7SLen Brown { 0x0, "Pkg_J" }, 379812db3f7SLen Brown { 0x0, "Cor_J" }, 380812db3f7SLen Brown { 0x0, "GFX_J" }, 381812db3f7SLen Brown { 0x0, "RAM_J" }, 382812db3f7SLen Brown { 0x0, "Core" }, 383812db3f7SLen Brown { 0x0, "CPU" }, 3840539ba11SLen Brown { 0x0, "Mod%c6" }, 38541618e63SLen Brown { 0x0, "sysfs" }, 386812db3f7SLen Brown }; 387812db3f7SLen Brown 388812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter)) 389812db3f7SLen Brown #define BIC_Package (1ULL << 0) 390812db3f7SLen Brown #define BIC_Avg_MHz (1ULL << 1) 391812db3f7SLen Brown #define BIC_Bzy_MHz (1ULL << 2) 392812db3f7SLen Brown #define BIC_TSC_MHz (1ULL << 3) 393812db3f7SLen Brown #define BIC_IRQ (1ULL << 4) 394812db3f7SLen Brown #define BIC_SMI (1ULL << 5) 395812db3f7SLen Brown #define BIC_Busy (1ULL << 6) 396812db3f7SLen Brown #define BIC_CPU_c1 (1ULL << 7) 397812db3f7SLen Brown #define BIC_CPU_c3 (1ULL << 8) 398812db3f7SLen Brown #define BIC_CPU_c6 (1ULL << 9) 399812db3f7SLen Brown #define BIC_CPU_c7 (1ULL << 10) 400812db3f7SLen Brown #define BIC_ThreadC (1ULL << 11) 401812db3f7SLen Brown #define BIC_CoreTmp (1ULL << 12) 402812db3f7SLen Brown #define BIC_CoreCnt (1ULL << 13) 403812db3f7SLen Brown #define BIC_PkgTmp (1ULL << 14) 404812db3f7SLen Brown #define BIC_GFX_rc6 (1ULL << 15) 405812db3f7SLen Brown #define BIC_GFXMHz (1ULL << 16) 406812db3f7SLen Brown #define BIC_Pkgpc2 (1ULL << 17) 407812db3f7SLen Brown #define BIC_Pkgpc3 (1ULL << 18) 408812db3f7SLen Brown #define BIC_Pkgpc6 (1ULL << 19) 409812db3f7SLen Brown #define BIC_Pkgpc7 (1ULL << 20) 4100f47c08dSLen Brown #define BIC_Pkgpc8 (1ULL << 21) 4110f47c08dSLen Brown #define BIC_Pkgpc9 (1ULL << 22) 4120f47c08dSLen Brown #define BIC_Pkgpc10 (1ULL << 23) 4130f47c08dSLen Brown #define BIC_PkgWatt (1ULL << 24) 4140f47c08dSLen Brown #define BIC_CorWatt (1ULL << 25) 4150f47c08dSLen Brown #define BIC_GFXWatt (1ULL << 26) 4160f47c08dSLen Brown #define BIC_PkgCnt (1ULL << 27) 4170f47c08dSLen Brown #define BIC_RAMWatt (1ULL << 28) 4180f47c08dSLen Brown #define BIC_PKG__ (1ULL << 29) 4190f47c08dSLen Brown #define BIC_RAM__ (1ULL << 30) 4200f47c08dSLen Brown #define BIC_Pkg_J (1ULL << 31) 4210f47c08dSLen Brown #define BIC_Cor_J (1ULL << 32) 4220f47c08dSLen Brown #define BIC_GFX_J (1ULL << 33) 4230f47c08dSLen Brown #define BIC_RAM_J (1ULL << 34) 4240f47c08dSLen Brown #define BIC_Core (1ULL << 35) 4250f47c08dSLen Brown #define BIC_CPU (1ULL << 36) 4260f47c08dSLen Brown #define BIC_Mod_c6 (1ULL << 37) 42741618e63SLen Brown #define BIC_sysfs (1ULL << 38) 428812db3f7SLen Brown 429812db3f7SLen Brown unsigned long long bic_enabled = 0xFFFFFFFFFFFFFFFFULL; 43041618e63SLen Brown unsigned long long bic_present = BIC_sysfs; 431812db3f7SLen Brown 432812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME) 433812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT) 4340f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT) 435812db3f7SLen Brown 436812db3f7SLen Brown /* 437812db3f7SLen Brown * bic_lookup 438812db3f7SLen Brown * for all the strings in comma separate name_list, 439812db3f7SLen Brown * set the approprate bit in return value. 440812db3f7SLen Brown */ 441812db3f7SLen Brown unsigned long long bic_lookup(char *name_list) 442812db3f7SLen Brown { 443812db3f7SLen Brown int i; 444812db3f7SLen Brown unsigned long long retval = 0; 445812db3f7SLen Brown 446812db3f7SLen Brown while (name_list) { 447812db3f7SLen Brown char *comma; 448812db3f7SLen Brown 449812db3f7SLen Brown comma = strchr(name_list, ','); 450812db3f7SLen Brown 451812db3f7SLen Brown if (comma) 452812db3f7SLen Brown *comma = '\0'; 453812db3f7SLen Brown 454812db3f7SLen Brown for (i = 0; i < MAX_BIC; ++i) { 455812db3f7SLen Brown if (!strcmp(name_list, bic[i].name)) { 456812db3f7SLen Brown retval |= (1ULL << i); 457812db3f7SLen Brown break; 458812db3f7SLen Brown } 459812db3f7SLen Brown } 460812db3f7SLen Brown if (i == MAX_BIC) { 461812db3f7SLen Brown fprintf(stderr, "Invalid counter name: %s\n", name_list); 462812db3f7SLen Brown exit(-1); 463812db3f7SLen Brown } 464812db3f7SLen Brown 465812db3f7SLen Brown name_list = comma; 466812db3f7SLen Brown if (name_list) 467812db3f7SLen Brown name_list++; 468812db3f7SLen Brown 469812db3f7SLen Brown } 470812db3f7SLen Brown return retval; 471812db3f7SLen Brown } 472fc04cc67SLen Brown 473*c8ade361SLen Brown void print_header(char *delim) 474103a8feaSLen Brown { 475388e9c81SLen Brown struct msr_counter *mp; 476388e9c81SLen Brown 477812db3f7SLen Brown if (DO_BIC(BIC_Package)) 478*c8ade361SLen Brown outp += sprintf(outp, "%sPackage", delim); 479812db3f7SLen Brown if (DO_BIC(BIC_Core)) 480*c8ade361SLen Brown outp += sprintf(outp, "%sCore", delim); 481812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 482*c8ade361SLen Brown outp += sprintf(outp, "%sCPU", delim); 483812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 484*c8ade361SLen Brown outp += sprintf(outp, "%sAvg_MHz", delim); 485812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 486*c8ade361SLen Brown outp += sprintf(outp, "%sBusy%%", delim); 487812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) 488*c8ade361SLen Brown outp += sprintf(outp, "%sBzy_MHz", delim); 489812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 490*c8ade361SLen Brown outp += sprintf(outp, "%sTSC_MHz", delim); 4911cc21f7bSLen Brown 492812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 493*c8ade361SLen Brown outp += sprintf(outp, "%sIRQ", delim); 494812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 495*c8ade361SLen Brown outp += sprintf(outp, "%sSMI", delim); 4961cc21f7bSLen Brown 497388e9c81SLen Brown for (mp = sys.tp; mp; mp = mp->next) { 498388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 499388e9c81SLen Brown if (mp->width == 64) 500*c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 501388e9c81SLen Brown else 502*c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 503388e9c81SLen Brown } else { 504*c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 505388e9c81SLen Brown } 506388e9c81SLen Brown } 507388e9c81SLen Brown 50841618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 509*c8ade361SLen Brown outp += sprintf(outp, "%sCPU%%c1", delim); 510812db3f7SLen Brown if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates) 511*c8ade361SLen Brown outp += sprintf(outp, "%sCPU%%c3", delim); 512812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 513*c8ade361SLen Brown outp += sprintf(outp, "%sCPU%%c6", delim); 514812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 515*c8ade361SLen Brown outp += sprintf(outp, "%sCPU%%c7", delim); 516678a3bd1SLen Brown 5170539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 518*c8ade361SLen Brown outp += sprintf(outp, "%sMod%%c6", delim); 519678a3bd1SLen Brown 520812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 521*c8ade361SLen Brown outp += sprintf(outp, "%sCoreTmp", delim); 522388e9c81SLen Brown 523388e9c81SLen Brown for (mp = sys.cp; mp; mp = mp->next) { 524388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 525388e9c81SLen Brown if (mp->width == 64) 526*c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 527388e9c81SLen Brown else 528*c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 529388e9c81SLen Brown } else { 530*c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 531388e9c81SLen Brown } 532388e9c81SLen Brown } 533388e9c81SLen Brown 534812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 535*c8ade361SLen Brown outp += sprintf(outp, "%sPkgTmp", delim); 536889facbeSLen Brown 537812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 538*c8ade361SLen Brown outp += sprintf(outp, "%sGFX%%rc6", delim); 539fdf676e5SLen Brown 540812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 541*c8ade361SLen Brown outp += sprintf(outp, "%sGFXMHz", delim); 54227d47356SLen Brown 5430b2bb692SLen Brown if (do_skl_residency) { 544*c8ade361SLen Brown outp += sprintf(outp, "%sTotl%%C0", delim); 545*c8ade361SLen Brown outp += sprintf(outp, "%sAny%%C0", delim); 546*c8ade361SLen Brown outp += sprintf(outp, "%sGFX%%C0", delim); 547*c8ade361SLen Brown outp += sprintf(outp, "%sCPUGFX%%", delim); 5480b2bb692SLen Brown } 5490b2bb692SLen Brown 5500f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 551*c8ade361SLen Brown outp += sprintf(outp, "%sPkg%%pc2", delim); 5520f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 553*c8ade361SLen Brown outp += sprintf(outp, "%sPkg%%pc3", delim); 5540f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 555*c8ade361SLen Brown outp += sprintf(outp, "%sPkg%%pc6", delim); 5560f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 557*c8ade361SLen Brown outp += sprintf(outp, "%sPkg%%pc7", delim); 5580f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 559*c8ade361SLen Brown outp += sprintf(outp, "%sPkg%%pc8", delim); 5600f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 561*c8ade361SLen Brown outp += sprintf(outp, "%sPkg%%pc9", delim); 5620f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 563*c8ade361SLen Brown outp += sprintf(outp, "%sPk%%pc10", delim); 564103a8feaSLen Brown 5655c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 566812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 567*c8ade361SLen Brown outp += sprintf(outp, "%sPkgWatt", delim); 568812db3f7SLen Brown if (DO_BIC(BIC_CorWatt)) 569*c8ade361SLen Brown outp += sprintf(outp, "%sCorWatt", delim); 570812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 571*c8ade361SLen Brown outp += sprintf(outp, "%sGFXWatt", delim); 572812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 573*c8ade361SLen Brown outp += sprintf(outp, "%sRAMWatt", delim); 574812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 575*c8ade361SLen Brown outp += sprintf(outp, "%sPKG_%%", delim); 576812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 577*c8ade361SLen Brown outp += sprintf(outp, "%sRAM_%%", delim); 578d7899447SLen Brown } else if (do_rapl && rapl_joules) { 579812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 580*c8ade361SLen Brown outp += sprintf(outp, "%sPkg_J", delim); 581812db3f7SLen Brown if (DO_BIC(BIC_Cor_J)) 582*c8ade361SLen Brown outp += sprintf(outp, "%sCor_J", delim); 583812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 584*c8ade361SLen Brown outp += sprintf(outp, "%sGFX_J", delim); 585812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 586*c8ade361SLen Brown outp += sprintf(outp, "%sRAM_J", delim); 587812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 588*c8ade361SLen Brown outp += sprintf(outp, "%sPKG_%%", delim); 589812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 590*c8ade361SLen Brown outp += sprintf(outp, "%sRAM_%%", delim); 5915c56be9aSDirk Brandewie } 592388e9c81SLen Brown for (mp = sys.pp; mp; mp = mp->next) { 593388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 594388e9c81SLen Brown if (mp->width == 64) 595*c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 596388e9c81SLen Brown else 597*c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 598388e9c81SLen Brown } else { 599*c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 600388e9c81SLen Brown } 601388e9c81SLen Brown } 602388e9c81SLen Brown 603c98d5d94SLen Brown outp += sprintf(outp, "\n"); 604103a8feaSLen Brown } 605103a8feaSLen Brown 606c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 607c98d5d94SLen Brown struct pkg_data *p) 608103a8feaSLen Brown { 609388e9c81SLen Brown int i; 610388e9c81SLen Brown struct msr_counter *mp; 611388e9c81SLen Brown 6123b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 613c98d5d94SLen Brown 614c98d5d94SLen Brown if (t) { 6153b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 6163b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 6173b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 6183b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 6193b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 6203b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 6216886fee4SLen Brown 622812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 623218f0e8dSLen Brown outp += sprintf(outp, "IRQ: %d\n", t->irq_count); 624812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 625218f0e8dSLen Brown outp += sprintf(outp, "SMI: %d\n", t->smi_count); 626388e9c81SLen Brown 627388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 628388e9c81SLen Brown outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", 629388e9c81SLen Brown i, mp->msr_num, t->counter[i]); 630388e9c81SLen Brown } 631103a8feaSLen Brown } 632103a8feaSLen Brown 633c98d5d94SLen Brown if (c) { 6343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 6353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 6363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 6373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 6383b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 639388e9c81SLen Brown 640388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 641388e9c81SLen Brown outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", 642388e9c81SLen Brown i, mp->msr_num, c->counter[i]); 643388e9c81SLen Brown } 6440539ba11SLen Brown outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us); 645c98d5d94SLen Brown } 646103a8feaSLen Brown 647c98d5d94SLen Brown if (p) { 6483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 6490b2bb692SLen Brown 6500b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 6510b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 6520b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 6530b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 6540b2bb692SLen Brown 6553b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 6560f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 6573b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 6580f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 6593b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 6600f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 6613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 6623b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 6633b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 6643b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 6653b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 6663b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 6673b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 6683b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 6693b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 6703b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 6713b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 6723b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 6733b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 674388e9c81SLen Brown 675388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 676388e9c81SLen Brown outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", 677388e9c81SLen Brown i, mp->msr_num, p->counter[i]); 678388e9c81SLen Brown } 679c98d5d94SLen Brown } 6803b4d5c7fSAndy Shevchenko 6813b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 6823b4d5c7fSAndy Shevchenko 683c98d5d94SLen Brown return 0; 684103a8feaSLen Brown } 685103a8feaSLen Brown 686e23da037SLen Brown /* 687e23da037SLen Brown * column formatting convention & formats 688e23da037SLen Brown */ 689c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 690c98d5d94SLen Brown struct pkg_data *p) 691103a8feaSLen Brown { 692008d396eSLen Brown double interval_float, tsc; 693fc04cc67SLen Brown char *fmt8; 694388e9c81SLen Brown int i; 695388e9c81SLen Brown struct msr_counter *mp; 696103a8feaSLen Brown 697c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 698c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 699c98d5d94SLen Brown return 0; 700c98d5d94SLen Brown 701c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 702c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 703c98d5d94SLen Brown return 0; 704c98d5d94SLen Brown 7051ef7d21aSLen Brown /*if not summary line and --cpu is used */ 7061ef7d21aSLen Brown if ((t != &average.threads) && 7071ef7d21aSLen Brown (cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset))) 7081ef7d21aSLen Brown return 0; 7091ef7d21aSLen Brown 710103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 711103a8feaSLen Brown 712008d396eSLen Brown tsc = t->tsc * tsc_tweak; 713008d396eSLen Brown 714c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 715c98d5d94SLen Brown if (t == &average.threads) { 716812db3f7SLen Brown if (DO_BIC(BIC_Package)) 7173d109de2SLen Brown outp += sprintf(outp, "\t-"); 718812db3f7SLen Brown if (DO_BIC(BIC_Core)) 7193d109de2SLen Brown outp += sprintf(outp, "\t-"); 720812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 7213d109de2SLen Brown outp += sprintf(outp, "\t-"); 722103a8feaSLen Brown } else { 723812db3f7SLen Brown if (DO_BIC(BIC_Package)) { 724c98d5d94SLen Brown if (p) 7253d109de2SLen Brown outp += sprintf(outp, "\t%d", p->package_id); 726c98d5d94SLen Brown else 7273d109de2SLen Brown outp += sprintf(outp, "\t-"); 728c98d5d94SLen Brown } 729812db3f7SLen Brown if (DO_BIC(BIC_Core)) { 730c98d5d94SLen Brown if (c) 7313d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_id); 732c98d5d94SLen Brown else 7333d109de2SLen Brown outp += sprintf(outp, "\t-"); 734c98d5d94SLen Brown } 735812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 7363d109de2SLen Brown outp += sprintf(outp, "\t%d", t->cpu_id); 737103a8feaSLen Brown } 738fc04cc67SLen Brown 739812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 7403d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 741fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 742fc04cc67SLen Brown 743812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 744008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->mperf/tsc); 745103a8feaSLen Brown 746812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) { 74721ed5574SLen Brown if (has_base_hz) 7483d109de2SLen Brown outp += sprintf(outp, "\t%.0f", base_hz / units * t->aperf / t->mperf); 74921ed5574SLen Brown else 7503d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 751008d396eSLen Brown tsc / units * t->aperf / t->mperf / interval_float); 75221ed5574SLen Brown } 753103a8feaSLen Brown 754812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 7553d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 1.0 * t->tsc/units/interval_float); 756103a8feaSLen Brown 757562a2d37SLen Brown /* IRQ */ 758812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 7593d109de2SLen Brown outp += sprintf(outp, "\t%d", t->irq_count); 760562a2d37SLen Brown 7611cc21f7bSLen Brown /* SMI */ 762812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 7633d109de2SLen Brown outp += sprintf(outp, "\t%d", t->smi_count); 7641cc21f7bSLen Brown 765678a3bd1SLen Brown /* Added counters */ 766678a3bd1SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 767678a3bd1SLen Brown if (mp->format == FORMAT_RAW) { 768678a3bd1SLen Brown if (mp->width == 32) 769678a3bd1SLen Brown outp += sprintf(outp, "\t0x%08lx", (unsigned long) t->counter[i]); 770678a3bd1SLen Brown else 771678a3bd1SLen Brown outp += sprintf(outp, "\t0x%016llx", t->counter[i]); 772678a3bd1SLen Brown } else if (mp->format == FORMAT_DELTA) { 773678a3bd1SLen Brown outp += sprintf(outp, "\t%lld", t->counter[i]); 774678a3bd1SLen Brown } else if (mp->format == FORMAT_PERCENT) { 77541618e63SLen Brown if (mp->type == COUNTER_USEC) 77641618e63SLen Brown outp += sprintf(outp, "\t%.2f", t->counter[i]/interval_float/10000); 77741618e63SLen Brown else 778008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->counter[i]/tsc); 779678a3bd1SLen Brown } 780678a3bd1SLen Brown } 781678a3bd1SLen Brown 78241618e63SLen Brown /* C1 */ 78341618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 78441618e63SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->c1/tsc); 78541618e63SLen Brown 78641618e63SLen Brown 787c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 788c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 789c98d5d94SLen Brown goto done; 790c98d5d94SLen Brown 791812db3f7SLen Brown if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates) 792008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c3/tsc); 793812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 794008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c6/tsc); 795812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 796008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c7/tsc); 797c98d5d94SLen Brown 7980539ba11SLen Brown /* Mod%c6 */ 7990539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 800008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->mc6_us / tsc); 8010539ba11SLen Brown 802812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 8033d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_temp_c); 804889facbeSLen Brown 805388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 806388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 807388e9c81SLen Brown if (mp->width == 32) 808388e9c81SLen Brown outp += sprintf(outp, "\t0x%08lx", (unsigned long) c->counter[i]); 809388e9c81SLen Brown else 810388e9c81SLen Brown outp += sprintf(outp, "\t0x%016llx", c->counter[i]); 811388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 812678a3bd1SLen Brown outp += sprintf(outp, "\t%lld", c->counter[i]); 813388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 814008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->counter[i]/tsc); 815388e9c81SLen Brown } 816388e9c81SLen Brown } 817388e9c81SLen Brown 818c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 819c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 820c98d5d94SLen Brown goto done; 821c98d5d94SLen Brown 8220b2bb692SLen Brown /* PkgTmp */ 823812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 8243d109de2SLen Brown outp += sprintf(outp, "\t%d", p->pkg_temp_c); 825889facbeSLen Brown 826fdf676e5SLen Brown /* GFXrc6 */ 827812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) { 828ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 8293d109de2SLen Brown outp += sprintf(outp, "\t**.**"); 8309185e988SLen Brown } else { 8313d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 8329185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 8339185e988SLen Brown } 8349185e988SLen Brown } 835fdf676e5SLen Brown 83627d47356SLen Brown /* GFXMHz */ 837812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 8383d109de2SLen Brown outp += sprintf(outp, "\t%d", p->gfx_mhz); 83927d47356SLen Brown 8400b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 8410b2bb692SLen Brown if (do_skl_residency) { 842008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_wtd_core_c0/tsc); 843008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_core_c0/tsc); 844008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_gfxe_c0/tsc); 845008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_both_core_gfxe_c0/tsc); 8460b2bb692SLen Brown } 8470b2bb692SLen Brown 8480f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 849008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc2/tsc); 8500f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 851008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc3/tsc); 8520f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 853008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc6/tsc); 8540f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 855008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc7/tsc); 8560f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 857008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc8/tsc); 8580f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 859008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc9/tsc); 8600f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 861008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc10/tsc); 862889facbeSLen Brown 863889facbeSLen Brown /* 864889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 865889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 866889facbeSLen Brown */ 867fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 8683d109de2SLen Brown fmt8 = "\t%.2f"; 869fc04cc67SLen Brown else 870fc04cc67SLen Brown fmt8 = "%6.0f**"; 871889facbeSLen Brown 872812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 873fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 874812db3f7SLen Brown if (DO_BIC(BIC_CorWatt)) 875fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 876812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 877fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 878812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 87940ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 880812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 881812db3f7SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units); 882812db3f7SLen Brown if (DO_BIC(BIC_Cor_J)) 883812db3f7SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units); 884812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 885812db3f7SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units); 886812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 887812db3f7SLen Brown outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units); 888812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 889fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 890812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 891fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 892812db3f7SLen Brown 893388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 894388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 895388e9c81SLen Brown if (mp->width == 32) 896388e9c81SLen Brown outp += sprintf(outp, "\t0x%08lx", (unsigned long) p->counter[i]); 897388e9c81SLen Brown else 898388e9c81SLen Brown outp += sprintf(outp, "\t0x%016llx", p->counter[i]); 899388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 900678a3bd1SLen Brown outp += sprintf(outp, "\t%lld", p->counter[i]); 901388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 902008d396eSLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->counter[i]/tsc); 903388e9c81SLen Brown } 904388e9c81SLen Brown } 905388e9c81SLen Brown 906c98d5d94SLen Brown done: 907c98d5d94SLen Brown outp += sprintf(outp, "\n"); 908c98d5d94SLen Brown 909c98d5d94SLen Brown return 0; 910103a8feaSLen Brown } 911103a8feaSLen Brown 912b7d8c148SLen Brown void flush_output_stdout(void) 913103a8feaSLen Brown { 914b7d8c148SLen Brown FILE *filep; 915b7d8c148SLen Brown 916b7d8c148SLen Brown if (outf == stderr) 917b7d8c148SLen Brown filep = stdout; 918b7d8c148SLen Brown else 919b7d8c148SLen Brown filep = outf; 920b7d8c148SLen Brown 921b7d8c148SLen Brown fputs(output_buffer, filep); 922b7d8c148SLen Brown fflush(filep); 923b7d8c148SLen Brown 924c98d5d94SLen Brown outp = output_buffer; 925c98d5d94SLen Brown } 926b7d8c148SLen Brown void flush_output_stderr(void) 927c98d5d94SLen Brown { 928b7d8c148SLen Brown fputs(output_buffer, outf); 929b7d8c148SLen Brown fflush(outf); 930c98d5d94SLen Brown outp = output_buffer; 931c98d5d94SLen Brown } 932c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 933c98d5d94SLen Brown { 934e23da037SLen Brown static int printed; 935103a8feaSLen Brown 936e23da037SLen Brown if (!printed || !summary_only) 937*c8ade361SLen Brown print_header("\t"); 938103a8feaSLen Brown 939c98d5d94SLen Brown if (topo.num_cpus > 1) 940c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 941c98d5d94SLen Brown &average.packages); 942103a8feaSLen Brown 943e23da037SLen Brown printed = 1; 944e23da037SLen Brown 945e23da037SLen Brown if (summary_only) 946e23da037SLen Brown return; 947e23da037SLen Brown 948c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 949103a8feaSLen Brown } 950103a8feaSLen Brown 951889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 952889facbeSLen Brown if (new > old) { \ 953889facbeSLen Brown old = new - old; \ 954889facbeSLen Brown } else { \ 955889facbeSLen Brown old = 0x100000000 + new - old; \ 956889facbeSLen Brown } 957889facbeSLen Brown 958ba3dec99SLen Brown int 959c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 960103a8feaSLen Brown { 961388e9c81SLen Brown int i; 962388e9c81SLen Brown struct msr_counter *mp; 9630b2bb692SLen Brown 9640b2bb692SLen Brown if (do_skl_residency) { 9650b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 9660b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 9670b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 9680b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 9690b2bb692SLen Brown } 970c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 9710f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 972c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 9730f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 974c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 9750f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 976c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 977ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 978ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 979ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 980889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 981889facbeSLen Brown 9829185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 9839185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 9849185e988SLen Brown old->gfx_rc6_ms = -1; 9859185e988SLen Brown else 986fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 9879185e988SLen Brown 98827d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 98927d47356SLen Brown 990889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 991889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 992889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 993889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 994889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 995889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 996ba3dec99SLen Brown 997388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 998388e9c81SLen Brown if (mp->format == FORMAT_RAW) 999388e9c81SLen Brown old->counter[i] = new->counter[i]; 1000388e9c81SLen Brown else 1001388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1002388e9c81SLen Brown } 1003388e9c81SLen Brown 1004ba3dec99SLen Brown return 0; 1005103a8feaSLen Brown } 1006103a8feaSLen Brown 1007c98d5d94SLen Brown void 1008c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 1009c98d5d94SLen Brown { 1010388e9c81SLen Brown int i; 1011388e9c81SLen Brown struct msr_counter *mp; 1012388e9c81SLen Brown 1013c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 1014c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 1015c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 1016889facbeSLen Brown old->core_temp_c = new->core_temp_c; 10170539ba11SLen Brown old->mc6_us = new->mc6_us - old->mc6_us; 1018388e9c81SLen Brown 1019388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1020388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1021388e9c81SLen Brown old->counter[i] = new->counter[i]; 1022388e9c81SLen Brown else 1023388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1024388e9c81SLen Brown } 1025103a8feaSLen Brown } 1026c98d5d94SLen Brown 1027c3ae331dSLen Brown /* 1028c3ae331dSLen Brown * old = new - old 1029c3ae331dSLen Brown */ 1030ba3dec99SLen Brown int 1031c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 1032c98d5d94SLen Brown struct core_data *core_delta) 1033c98d5d94SLen Brown { 1034388e9c81SLen Brown int i; 1035388e9c81SLen Brown struct msr_counter *mp; 1036388e9c81SLen Brown 1037c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 1038c98d5d94SLen Brown 1039103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 1040b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 1041b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 1042b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 1043b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 1044103a8feaSLen Brown 1045c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 1046c98d5d94SLen Brown 1047812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 1048c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 1049c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 1050c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 1051c98d5d94SLen Brown } else { 1052ba3dec99SLen Brown return -1; 1053103a8feaSLen Brown } 1054a729617cSLen Brown } 1055103a8feaSLen Brown 1056c98d5d94SLen Brown 1057144b44b1SLen Brown if (use_c1_residency_msr) { 1058144b44b1SLen Brown /* 1059144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 1060144b44b1SLen Brown * which should be more accurate than the derivation below. 1061144b44b1SLen Brown */ 1062144b44b1SLen Brown } else { 1063103a8feaSLen Brown /* 1064c3ae331dSLen Brown * As counter collection is not atomic, 1065c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 1066103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 1067103a8feaSLen Brown */ 1068c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 1069c98d5d94SLen Brown old->c1 = 0; 1070c98d5d94SLen Brown else { 1071c98d5d94SLen Brown /* normal case, derive c1 */ 1072008d396eSLen Brown old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3 1073c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 1074c98d5d94SLen Brown } 1075144b44b1SLen Brown } 1076c3ae331dSLen Brown 1077c98d5d94SLen Brown if (old->mperf == 0) { 1078b7d8c148SLen Brown if (debug > 1) 1079b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 1080c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 1081c98d5d94SLen Brown } 1082103a8feaSLen Brown 1083812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1084562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 1085562a2d37SLen Brown 1086812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 10871ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 1088ba3dec99SLen Brown 1089388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1090388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1091388e9c81SLen Brown old->counter[i] = new->counter[i]; 1092388e9c81SLen Brown else 1093388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1094388e9c81SLen Brown } 1095ba3dec99SLen Brown return 0; 1096103a8feaSLen Brown } 1097c98d5d94SLen Brown 1098c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 1099c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 1100c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 1101c98d5d94SLen Brown { 1102ba3dec99SLen Brown int retval = 0; 1103ba3dec99SLen Brown 1104c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 1105c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 1106c98d5d94SLen Brown delta_core(c, c2); 1107c98d5d94SLen Brown 1108c98d5d94SLen Brown /* always calculate thread delta */ 1109ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 1110ba3dec99SLen Brown if (retval) 1111ba3dec99SLen Brown return retval; 1112c98d5d94SLen Brown 1113c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 1114c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 1115ba3dec99SLen Brown retval = delta_package(p, p2); 1116c98d5d94SLen Brown 1117ba3dec99SLen Brown return retval; 1118103a8feaSLen Brown } 1119103a8feaSLen Brown 1120c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1121103a8feaSLen Brown { 1122388e9c81SLen Brown int i; 1123388e9c81SLen Brown struct msr_counter *mp; 1124388e9c81SLen Brown 1125c98d5d94SLen Brown t->tsc = 0; 1126c98d5d94SLen Brown t->aperf = 0; 1127c98d5d94SLen Brown t->mperf = 0; 1128c98d5d94SLen Brown t->c1 = 0; 1129103a8feaSLen Brown 1130562a2d37SLen Brown t->irq_count = 0; 1131562a2d37SLen Brown t->smi_count = 0; 1132562a2d37SLen Brown 1133c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 1134c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 1135c98d5d94SLen Brown 1136c98d5d94SLen Brown c->c3 = 0; 1137c98d5d94SLen Brown c->c6 = 0; 1138c98d5d94SLen Brown c->c7 = 0; 11390539ba11SLen Brown c->mc6_us = 0; 1140889facbeSLen Brown c->core_temp_c = 0; 1141c98d5d94SLen Brown 11420b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 11430b2bb692SLen Brown p->pkg_any_core_c0 = 0; 11440b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 11450b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 11460b2bb692SLen Brown 1147c98d5d94SLen Brown p->pc2 = 0; 11480f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1149c98d5d94SLen Brown p->pc3 = 0; 11500f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1151c98d5d94SLen Brown p->pc6 = 0; 11520f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1153c98d5d94SLen Brown p->pc7 = 0; 1154ca58710fSKristen Carlson Accardi p->pc8 = 0; 1155ca58710fSKristen Carlson Accardi p->pc9 = 0; 1156ca58710fSKristen Carlson Accardi p->pc10 = 0; 1157889facbeSLen Brown 1158889facbeSLen Brown p->energy_pkg = 0; 1159889facbeSLen Brown p->energy_dram = 0; 1160889facbeSLen Brown p->energy_cores = 0; 1161889facbeSLen Brown p->energy_gfx = 0; 1162889facbeSLen Brown p->rapl_pkg_perf_status = 0; 1163889facbeSLen Brown p->rapl_dram_perf_status = 0; 1164889facbeSLen Brown p->pkg_temp_c = 0; 116527d47356SLen Brown 1166fdf676e5SLen Brown p->gfx_rc6_ms = 0; 116727d47356SLen Brown p->gfx_mhz = 0; 1168388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) 1169388e9c81SLen Brown t->counter[i] = 0; 1170388e9c81SLen Brown 1171388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) 1172388e9c81SLen Brown c->counter[i] = 0; 1173388e9c81SLen Brown 1174388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) 1175388e9c81SLen Brown p->counter[i] = 0; 1176103a8feaSLen Brown } 1177c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 1178c98d5d94SLen Brown struct pkg_data *p) 1179103a8feaSLen Brown { 1180388e9c81SLen Brown int i; 1181388e9c81SLen Brown struct msr_counter *mp; 1182388e9c81SLen Brown 1183c98d5d94SLen Brown average.threads.tsc += t->tsc; 1184c98d5d94SLen Brown average.threads.aperf += t->aperf; 1185c98d5d94SLen Brown average.threads.mperf += t->mperf; 1186c98d5d94SLen Brown average.threads.c1 += t->c1; 118715aaa346SLen Brown 1188562a2d37SLen Brown average.threads.irq_count += t->irq_count; 1189562a2d37SLen Brown average.threads.smi_count += t->smi_count; 1190562a2d37SLen Brown 1191388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1192388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1193388e9c81SLen Brown continue; 1194388e9c81SLen Brown average.threads.counter[i] += t->counter[i]; 1195388e9c81SLen Brown } 1196388e9c81SLen Brown 1197c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 1198c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1199c98d5d94SLen Brown return 0; 1200c98d5d94SLen Brown 1201c98d5d94SLen Brown average.cores.c3 += c->c3; 1202c98d5d94SLen Brown average.cores.c6 += c->c6; 1203c98d5d94SLen Brown average.cores.c7 += c->c7; 12040539ba11SLen Brown average.cores.mc6_us += c->mc6_us; 1205c98d5d94SLen Brown 1206889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 1207889facbeSLen Brown 1208388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1209388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1210388e9c81SLen Brown continue; 1211388e9c81SLen Brown average.cores.counter[i] += c->counter[i]; 1212388e9c81SLen Brown } 1213388e9c81SLen Brown 1214c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 1215c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1216c98d5d94SLen Brown return 0; 1217c98d5d94SLen Brown 12180b2bb692SLen Brown if (do_skl_residency) { 12190b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 12200b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 12210b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 12220b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 12230b2bb692SLen Brown } 12240b2bb692SLen Brown 1225c98d5d94SLen Brown average.packages.pc2 += p->pc2; 12260f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1227c98d5d94SLen Brown average.packages.pc3 += p->pc3; 12280f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1229c98d5d94SLen Brown average.packages.pc6 += p->pc6; 12300f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1231c98d5d94SLen Brown average.packages.pc7 += p->pc7; 1232ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 1233ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 1234ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 1235c98d5d94SLen Brown 1236889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 1237889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 1238889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 1239889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 1240889facbeSLen Brown 1241fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 124227d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 124327d47356SLen Brown 1244889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 1245889facbeSLen Brown 1246889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 1247889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 1248388e9c81SLen Brown 1249388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1250388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1251388e9c81SLen Brown continue; 1252388e9c81SLen Brown average.packages.counter[i] += p->counter[i]; 1253388e9c81SLen Brown } 1254c98d5d94SLen Brown return 0; 1255c98d5d94SLen Brown } 1256c98d5d94SLen Brown /* 1257c98d5d94SLen Brown * sum the counters for all cpus in the system 1258c98d5d94SLen Brown * compute the weighted average 1259c98d5d94SLen Brown */ 1260c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 1261c98d5d94SLen Brown struct pkg_data *p) 1262c98d5d94SLen Brown { 1263388e9c81SLen Brown int i; 1264388e9c81SLen Brown struct msr_counter *mp; 1265388e9c81SLen Brown 1266c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1267c98d5d94SLen Brown 1268c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1269c98d5d94SLen Brown 1270c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1271c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1272c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1273c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1274c98d5d94SLen Brown 1275c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1276c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1277c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 12780539ba11SLen Brown average.cores.mc6_us /= topo.num_cores; 1279c98d5d94SLen Brown 12800b2bb692SLen Brown if (do_skl_residency) { 12810b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 12820b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 12830b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 12840b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 12850b2bb692SLen Brown } 12860b2bb692SLen Brown 1287c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 12880f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1289c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 12900f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1291c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 12920f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1293c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1294ca58710fSKristen Carlson Accardi 1295ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1296ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1297ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1298388e9c81SLen Brown 1299388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1300388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1301388e9c81SLen Brown continue; 130241618e63SLen Brown if (mp->flags & SYSFS_PERCPU && mp->type == COUNTER_ITEMS) 130341618e63SLen Brown continue; 1304388e9c81SLen Brown average.threads.counter[i] /= topo.num_cpus; 1305388e9c81SLen Brown } 1306388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1307388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1308388e9c81SLen Brown continue; 1309388e9c81SLen Brown average.cores.counter[i] /= topo.num_cores; 1310388e9c81SLen Brown } 1311388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1312388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1313388e9c81SLen Brown continue; 1314388e9c81SLen Brown average.packages.counter[i] /= topo.num_packages; 1315388e9c81SLen Brown } 1316c98d5d94SLen Brown } 1317c98d5d94SLen Brown 1318c98d5d94SLen Brown static unsigned long long rdtsc(void) 1319c98d5d94SLen Brown { 1320c98d5d94SLen Brown unsigned int low, high; 1321c98d5d94SLen Brown 1322c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1323c98d5d94SLen Brown 1324c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1325c98d5d94SLen Brown } 1326c98d5d94SLen Brown 1327c98d5d94SLen Brown /* 1328495c7654SLen Brown * Open a file, and exit on failure 1329495c7654SLen Brown */ 1330495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode) 1331495c7654SLen Brown { 1332495c7654SLen Brown FILE *filep = fopen(path, mode); 1333495c7654SLen Brown 1334495c7654SLen Brown if (!filep) 1335495c7654SLen Brown err(1, "%s: open failed", path); 1336495c7654SLen Brown return filep; 1337495c7654SLen Brown } 1338495c7654SLen Brown /* 1339495c7654SLen Brown * snapshot_sysfs_counter() 1340495c7654SLen Brown * 1341495c7654SLen Brown * return snapshot of given counter 1342495c7654SLen Brown */ 1343495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path) 1344495c7654SLen Brown { 1345495c7654SLen Brown FILE *fp; 1346495c7654SLen Brown int retval; 1347495c7654SLen Brown unsigned long long counter; 1348495c7654SLen Brown 1349495c7654SLen Brown fp = fopen_or_die(path, "r"); 1350495c7654SLen Brown 1351495c7654SLen Brown retval = fscanf(fp, "%lld", &counter); 1352495c7654SLen Brown if (retval != 1) 1353495c7654SLen Brown err(1, "snapshot_sysfs_counter(%s)", path); 1354495c7654SLen Brown 1355495c7654SLen Brown fclose(fp); 1356495c7654SLen Brown 1357495c7654SLen Brown return counter; 1358495c7654SLen Brown } 1359495c7654SLen Brown 1360495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp) 1361495c7654SLen Brown { 1362495c7654SLen Brown if (mp->msr_num != 0) { 1363495c7654SLen Brown if (get_msr(cpu, mp->msr_num, counterp)) 1364495c7654SLen Brown return -1; 1365495c7654SLen Brown } else { 136641618e63SLen Brown char path[128]; 136741618e63SLen Brown 136841618e63SLen Brown if (mp->flags & SYSFS_PERCPU) { 136941618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/%s", 137041618e63SLen Brown cpu, mp->path); 137141618e63SLen Brown 137241618e63SLen Brown *counterp = snapshot_sysfs_counter(path); 137341618e63SLen Brown } else { 1374495c7654SLen Brown *counterp = snapshot_sysfs_counter(mp->path); 1375495c7654SLen Brown } 137641618e63SLen Brown } 1377495c7654SLen Brown 1378495c7654SLen Brown return 0; 1379495c7654SLen Brown } 1380495c7654SLen Brown 1381495c7654SLen Brown /* 1382c98d5d94SLen Brown * get_counters(...) 1383c98d5d94SLen Brown * migrate to cpu 1384c98d5d94SLen Brown * acquire and record local counters for that cpu 1385c98d5d94SLen Brown */ 1386c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1387c98d5d94SLen Brown { 1388c98d5d94SLen Brown int cpu = t->cpu_id; 1389889facbeSLen Brown unsigned long long msr; 13900102b067SLen Brown int aperf_mperf_retry_count = 0; 1391388e9c81SLen Brown struct msr_counter *mp; 1392388e9c81SLen Brown int i; 1393c98d5d94SLen Brown 1394e52966c0SLen Brown if (cpu_migrate(cpu)) { 1395b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 139615aaa346SLen Brown return -1; 1397e52966c0SLen Brown } 139815aaa346SLen Brown 13990102b067SLen Brown retry: 1400c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 140115aaa346SLen Brown 1402812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 14030102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 14040102b067SLen Brown 14050102b067SLen Brown /* 14060102b067SLen Brown * The TSC, APERF and MPERF must be read together for 14070102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 14080102b067SLen Brown * 14090102b067SLen Brown * Unfortunately, APERF and MPERF are read by 14100102b067SLen Brown * individual system call, so delays may occur 14110102b067SLen Brown * between them. If the time to read them 14120102b067SLen Brown * varies by a large amount, we re-read them. 14130102b067SLen Brown */ 14140102b067SLen Brown 14150102b067SLen Brown /* 14160102b067SLen Brown * This initial dummy APERF read has been seen to 14170102b067SLen Brown * reduce jitter in the subsequent reads. 14180102b067SLen Brown */ 14190102b067SLen Brown 14209c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1421c98d5d94SLen Brown return -3; 14220102b067SLen Brown 14230102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 14240102b067SLen Brown 14250102b067SLen Brown tsc_before = t->tsc; 14260102b067SLen Brown 14270102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 14280102b067SLen Brown return -3; 14290102b067SLen Brown 14300102b067SLen Brown tsc_between = rdtsc(); 14310102b067SLen Brown 14329c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1433c98d5d94SLen Brown return -4; 14340102b067SLen Brown 14350102b067SLen Brown tsc_after = rdtsc(); 14360102b067SLen Brown 14370102b067SLen Brown aperf_time = tsc_between - tsc_before; 14380102b067SLen Brown mperf_time = tsc_after - tsc_between; 14390102b067SLen Brown 14400102b067SLen Brown /* 14410102b067SLen Brown * If the system call latency to read APERF and MPERF 14420102b067SLen Brown * differ by more than 2x, then try again. 14430102b067SLen Brown */ 14440102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 14450102b067SLen Brown aperf_mperf_retry_count++; 14460102b067SLen Brown if (aperf_mperf_retry_count < 5) 14470102b067SLen Brown goto retry; 14480102b067SLen Brown else 14490102b067SLen Brown warnx("cpu%d jitter %lld %lld", 14500102b067SLen Brown cpu, aperf_time, mperf_time); 14510102b067SLen Brown } 14520102b067SLen Brown aperf_mperf_retry_count = 0; 14530102b067SLen Brown 1454b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1455b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 145688c3281fSLen Brown } 145788c3281fSLen Brown 1458812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1459562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 1460812db3f7SLen Brown if (DO_BIC(BIC_SMI)) { 14611ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 14621ed51011SLen Brown return -5; 14631ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 14641ed51011SLen Brown } 14650539ba11SLen Brown if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) { 1466144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1467144b44b1SLen Brown return -6; 1468144b44b1SLen Brown } 1469144b44b1SLen Brown 1470388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1471495c7654SLen Brown if (get_mp(cpu, mp, &t->counter[i])) 1472388e9c81SLen Brown return -10; 1473388e9c81SLen Brown } 1474388e9c81SLen Brown 1475c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1476c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1477c98d5d94SLen Brown return 0; 1478c98d5d94SLen Brown 1479812db3f7SLen Brown if (DO_BIC(BIC_CPU_c3) && !do_slm_cstates && !do_knl_cstates) { 1480c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1481c98d5d94SLen Brown return -6; 1482144b44b1SLen Brown } 1483144b44b1SLen Brown 1484812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) { 1485c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1486c98d5d94SLen Brown return -7; 1487fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1488fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1489fb5d4327SDasaratharaman Chandramouli return -7; 1490103a8feaSLen Brown } 149115aaa346SLen Brown 1492812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 1493c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1494c98d5d94SLen Brown return -8; 1495c98d5d94SLen Brown 14960539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 14970539ba11SLen Brown if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us)) 14980539ba11SLen Brown return -8; 14990539ba11SLen Brown 1500812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) { 1501889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1502889facbeSLen Brown return -9; 1503889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1504889facbeSLen Brown } 1505889facbeSLen Brown 1506388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1507495c7654SLen Brown if (get_mp(cpu, mp, &c->counter[i])) 1508388e9c81SLen Brown return -10; 1509388e9c81SLen Brown } 1510889facbeSLen Brown 1511c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1512c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1513c98d5d94SLen Brown return 0; 151415aaa346SLen Brown 15150b2bb692SLen Brown if (do_skl_residency) { 15160b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 15170b2bb692SLen Brown return -10; 15180b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 15190b2bb692SLen Brown return -11; 15200b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 15210b2bb692SLen Brown return -12; 15220b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 15230b2bb692SLen Brown return -13; 15240b2bb692SLen Brown } 15250f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1526c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1527c98d5d94SLen Brown return -9; 15280f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) { 15290539ba11SLen Brown if (do_slm_cstates) { 15300539ba11SLen Brown if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6)) 15310539ba11SLen Brown return -10; 15320539ba11SLen Brown } else { 1533c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1534c98d5d94SLen Brown return -10; 15350539ba11SLen Brown } 15360539ba11SLen Brown } 15370539ba11SLen Brown 15380f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 1539c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1540c98d5d94SLen Brown return -11; 15410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1542c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1543c98d5d94SLen Brown return -12; 15440f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 1545ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1546ca58710fSKristen Carlson Accardi return -13; 15470f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 1548ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1549ca58710fSKristen Carlson Accardi return -13; 15500f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 1551ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1552ca58710fSKristen Carlson Accardi return -13; 15530f47c08dSLen Brown 1554889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1555889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1556889facbeSLen Brown return -13; 1557889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1558889facbeSLen Brown } 15599148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 1560889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1561889facbeSLen Brown return -14; 1562889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1563889facbeSLen Brown } 1564889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1565889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1566889facbeSLen Brown return -15; 1567889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1568889facbeSLen Brown } 1569889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1570889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1571889facbeSLen Brown return -16; 1572889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1573889facbeSLen Brown } 1574889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1575889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1576889facbeSLen Brown return -16; 1577889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1578889facbeSLen Brown } 1579889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1580889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1581889facbeSLen Brown return -16; 1582889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1583889facbeSLen Brown } 1584812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) { 1585889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1586889facbeSLen Brown return -17; 1587889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1588889facbeSLen Brown } 1589fdf676e5SLen Brown 1590812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 1591fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 1592fdf676e5SLen Brown 1593812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 159427d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 159527d47356SLen Brown 1596388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1597495c7654SLen Brown if (get_mp(cpu, mp, &p->counter[i])) 1598388e9c81SLen Brown return -10; 1599388e9c81SLen Brown } 1600388e9c81SLen Brown 160115aaa346SLen Brown return 0; 1602103a8feaSLen Brown } 1603103a8feaSLen Brown 1604ee7e38e3SLen Brown /* 1605ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1606ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1607ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1608ee7e38e3SLen Brown */ 1609ee7e38e3SLen Brown 1610ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1611ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1612ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1613ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1614ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1615ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1616ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1617ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1618ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1619ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1620ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1621ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 16220b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 16230b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 16240b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1625ee7e38e3SLen Brown 1626ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1627ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 16280b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1629ee7e38e3SLen Brown 1630e9257f5fSLen 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}; 1631e9257f5fSLen 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}; 1632e9257f5fSLen 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}; 16330539ba11SLen 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, PCL__6, PCL__7}; 1634f2642888SLen Brown int amt_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1635e9257f5fSLen 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}; 1636e4085d54SLen Brown int bxt_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1637d8ebb442SLen Brown int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1638ee7e38e3SLen Brown 1639a2b7b749SLen Brown 1640a2b7b749SLen Brown static void 1641a2b7b749SLen Brown calculate_tsc_tweak() 1642a2b7b749SLen Brown { 1643a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1644a2b7b749SLen Brown } 1645a2b7b749SLen Brown 1646fcd17211SLen Brown static void 1647fcd17211SLen Brown dump_nhm_platform_info(void) 1648103a8feaSLen Brown { 1649103a8feaSLen Brown unsigned long long msr; 1650103a8feaSLen Brown unsigned int ratio; 1651103a8feaSLen Brown 1652ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 1653103a8feaSLen Brown 1654b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 16556574a5d5SLen Brown 1656103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 1657710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n", 1658103a8feaSLen Brown ratio, bclk, ratio * bclk); 1659103a8feaSLen Brown 1660103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1661710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 1662103a8feaSLen Brown ratio, bclk, ratio * bclk); 1663103a8feaSLen Brown 16647ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1665b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1666bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 166767920418SLen Brown 1668fcd17211SLen Brown return; 1669fcd17211SLen Brown } 1670fcd17211SLen Brown 1671fcd17211SLen Brown static void 1672fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1673fcd17211SLen Brown { 1674fcd17211SLen Brown unsigned long long msr; 1675fcd17211SLen Brown unsigned int ratio; 1676fcd17211SLen Brown 16777ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1678fcd17211SLen Brown 1679b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1680fcd17211SLen Brown 1681fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1682fcd17211SLen Brown if (ratio) 1683710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n", 1684fcd17211SLen Brown ratio, bclk, ratio * bclk); 1685fcd17211SLen Brown 1686fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1687fcd17211SLen Brown if (ratio) 1688710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n", 1689fcd17211SLen Brown ratio, bclk, ratio * bclk); 1690fcd17211SLen Brown return; 1691fcd17211SLen Brown } 1692fcd17211SLen Brown 1693fcd17211SLen Brown static void 1694fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1695fcd17211SLen Brown { 1696fcd17211SLen Brown unsigned long long msr; 1697fcd17211SLen Brown unsigned int ratio; 16986574a5d5SLen Brown 16997ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 17006574a5d5SLen Brown 1701b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 17026574a5d5SLen Brown 17036574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 17046574a5d5SLen Brown if (ratio) 1705710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n", 17066574a5d5SLen Brown ratio, bclk, ratio * bclk); 17076574a5d5SLen Brown 17086574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 17096574a5d5SLen Brown if (ratio) 1710710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n", 17116574a5d5SLen Brown ratio, bclk, ratio * bclk); 17126574a5d5SLen Brown 17136574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 17146574a5d5SLen Brown if (ratio) 1715710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n", 17166574a5d5SLen Brown ratio, bclk, ratio * bclk); 17176574a5d5SLen Brown 17186574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 17196574a5d5SLen Brown if (ratio) 1720710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n", 17216574a5d5SLen Brown ratio, bclk, ratio * bclk); 17226574a5d5SLen Brown 17236574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 17246574a5d5SLen Brown if (ratio) 1725710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n", 17266574a5d5SLen Brown ratio, bclk, ratio * bclk); 17276574a5d5SLen Brown 17286574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 17296574a5d5SLen Brown if (ratio) 1730710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n", 17316574a5d5SLen Brown ratio, bclk, ratio * bclk); 17326574a5d5SLen Brown 17336574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 17346574a5d5SLen Brown if (ratio) 1735710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n", 17366574a5d5SLen Brown ratio, bclk, ratio * bclk); 17376574a5d5SLen Brown 17386574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 17396574a5d5SLen Brown if (ratio) 1740710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n", 17416574a5d5SLen Brown ratio, bclk, ratio * bclk); 1742103a8feaSLen Brown return; 1743fcd17211SLen Brown } 174431e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model) 174531e07522SLen Brown { 174631e07522SLen Brown 174731e07522SLen Brown if (!genuine_intel) 174831e07522SLen Brown return 0; 174931e07522SLen Brown 175031e07522SLen Brown switch (model) { 175131e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 175231e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 175331e07522SLen Brown case INTEL_FAM6_ATOM_DENVERTON: 175431e07522SLen Brown return 1; 175531e07522SLen Brown } 175631e07522SLen Brown return 0; 175731e07522SLen Brown } 1758fcd17211SLen Brown 1759fcd17211SLen Brown static void 176031e07522SLen Brown dump_turbo_ratio_limits(int family, int model) 1761fcd17211SLen Brown { 176231e07522SLen Brown unsigned long long msr, core_counts; 176331e07522SLen Brown unsigned int ratio, group_size; 1764103a8feaSLen Brown 17657ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1766b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 17676574a5d5SLen Brown 176831e07522SLen Brown if (has_turbo_ratio_group_limits(family, model)) { 176931e07522SLen Brown get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts); 177031e07522SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts); 177131e07522SLen Brown } else { 177231e07522SLen Brown core_counts = 0x0807060504030201; 177331e07522SLen Brown } 177431e07522SLen Brown 17756574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 177631e07522SLen Brown group_size = (core_counts >> 56) & 0xFF; 17776574a5d5SLen Brown if (ratio) 177831e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 177931e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 17806574a5d5SLen Brown 17816574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 178231e07522SLen Brown group_size = (core_counts >> 48) & 0xFF; 17836574a5d5SLen Brown if (ratio) 178431e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 178531e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 17866574a5d5SLen Brown 17876574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 178831e07522SLen Brown group_size = (core_counts >> 40) & 0xFF; 17896574a5d5SLen Brown if (ratio) 179031e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 179131e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 17926574a5d5SLen Brown 17936574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 179431e07522SLen Brown group_size = (core_counts >> 32) & 0xFF; 17956574a5d5SLen Brown if (ratio) 179631e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 179731e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 17986574a5d5SLen Brown 1799103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 180031e07522SLen Brown group_size = (core_counts >> 24) & 0xFF; 1801103a8feaSLen Brown if (ratio) 180231e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 180331e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 1804103a8feaSLen Brown 1805103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 180631e07522SLen Brown group_size = (core_counts >> 16) & 0xFF; 1807103a8feaSLen Brown if (ratio) 180831e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 180931e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 1810103a8feaSLen Brown 1811103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 181231e07522SLen Brown group_size = (core_counts >> 8) & 0xFF; 1813103a8feaSLen Brown if (ratio) 181431e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 181531e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 1816103a8feaSLen Brown 1817103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 181831e07522SLen Brown group_size = (core_counts >> 0) & 0xFF; 1819103a8feaSLen Brown if (ratio) 182031e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 182131e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 1822fcd17211SLen Brown return; 1823fcd17211SLen Brown } 18243a9a941dSLen Brown 1825fcd17211SLen Brown static void 18260f7887c4SLen Brown dump_atom_turbo_ratio_limits(void) 18270f7887c4SLen Brown { 18280f7887c4SLen Brown unsigned long long msr; 18290f7887c4SLen Brown unsigned int ratio; 18300f7887c4SLen Brown 18310f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr); 18320f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 18330f7887c4SLen Brown 18340f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 18350f7887c4SLen Brown if (ratio) 18360f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n", 18370f7887c4SLen Brown ratio, bclk, ratio * bclk); 18380f7887c4SLen Brown 18390f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 18400f7887c4SLen Brown if (ratio) 18410f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n", 18420f7887c4SLen Brown ratio, bclk, ratio * bclk); 18430f7887c4SLen Brown 18440f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 18450f7887c4SLen Brown if (ratio) 18460f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 18470f7887c4SLen Brown ratio, bclk, ratio * bclk); 18480f7887c4SLen Brown 18490f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr); 18500f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 18510f7887c4SLen Brown 18520f7887c4SLen Brown ratio = (msr >> 24) & 0x3F; 18530f7887c4SLen Brown if (ratio) 18540f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n", 18550f7887c4SLen Brown ratio, bclk, ratio * bclk); 18560f7887c4SLen Brown 18570f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 18580f7887c4SLen Brown if (ratio) 18590f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n", 18600f7887c4SLen Brown ratio, bclk, ratio * bclk); 18610f7887c4SLen Brown 18620f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 18630f7887c4SLen Brown if (ratio) 18640f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n", 18650f7887c4SLen Brown ratio, bclk, ratio * bclk); 18660f7887c4SLen Brown 18670f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 18680f7887c4SLen Brown if (ratio) 18690f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n", 18700f7887c4SLen Brown ratio, bclk, ratio * bclk); 18710f7887c4SLen Brown } 18720f7887c4SLen Brown 18730f7887c4SLen Brown static void 1874fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1875fb5d4327SDasaratharaman Chandramouli { 1876cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 1877cbf97abaSHubert Chrzaniuk 1878fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1879cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 1880cbf97abaSHubert Chrzaniuk int i, b_nr; 1881cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 1882cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 1883fb5d4327SDasaratharaman Chandramouli 1884ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1885fb5d4327SDasaratharaman Chandramouli 1886b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 1887bfae2052SLen Brown base_cpu, msr); 1888fb5d4327SDasaratharaman Chandramouli 1889fb5d4327SDasaratharaman Chandramouli /** 1890fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1891cbf97abaSHubert Chrzaniuk * [0] -- Reserved 1892cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 1893fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1894fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1895fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1896fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1897fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1898fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1899fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1900fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1901fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1902fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1903fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1904fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1905fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1906fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1907fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1908fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1909fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1910fb5d4327SDasaratharaman Chandramouli */ 1911fb5d4327SDasaratharaman Chandramouli 1912cbf97abaSHubert Chrzaniuk b_nr = 0; 1913cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 1914cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 1915cbf97abaSHubert Chrzaniuk 1916cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 1917fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1918cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 1919fb5d4327SDasaratharaman Chandramouli 1920cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 1921cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 1922cbf97abaSHubert Chrzaniuk b_nr++; 1923fb5d4327SDasaratharaman Chandramouli } 1924cbf97abaSHubert Chrzaniuk 1925cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 1926cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 1927b7d8c148SLen Brown fprintf(outf, 1928710f273bSLen Brown "%d * %.1f = %.1f MHz max turbo %d active cores\n", 1929cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 1930fb5d4327SDasaratharaman Chandramouli } 1931fb5d4327SDasaratharaman Chandramouli 1932fb5d4327SDasaratharaman Chandramouli static void 1933fcd17211SLen Brown dump_nhm_cst_cfg(void) 1934fcd17211SLen Brown { 1935fcd17211SLen Brown unsigned long long msr; 1936fcd17211SLen Brown 19371df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 1938fcd17211SLen Brown 1939fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1940fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1941fcd17211SLen Brown 19421df2e55aSLen Brown fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr); 1943fcd17211SLen Brown 1944b7d8c148SLen Brown fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1945fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1946fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1947fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1948fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1949fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 19506c34f160SLen Brown (unsigned int)msr & 0xF, 1951fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1952fcd17211SLen Brown return; 1953103a8feaSLen Brown } 1954103a8feaSLen Brown 19556fb3143bSLen Brown static void 19566fb3143bSLen Brown dump_config_tdp(void) 19576fb3143bSLen Brown { 19586fb3143bSLen Brown unsigned long long msr; 19596fb3143bSLen Brown 19606fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 1961b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 1962685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 19636fb3143bSLen Brown 19646fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 1965b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 19666fb3143bSLen Brown if (msr) { 1967685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1968685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1969685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1970685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 19716fb3143bSLen Brown } 1972b7d8c148SLen Brown fprintf(outf, ")\n"); 19736fb3143bSLen Brown 19746fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 1975b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 19766fb3143bSLen Brown if (msr) { 1977685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1978685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1979685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1980685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 19816fb3143bSLen Brown } 1982b7d8c148SLen Brown fprintf(outf, ")\n"); 19836fb3143bSLen Brown 19846fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 1985b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 19866fb3143bSLen Brown if ((msr) & 0x3) 1987b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 1988b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1989b7d8c148SLen Brown fprintf(outf, ")\n"); 19906fb3143bSLen Brown 19916fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 1992b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1993685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 1994b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1995b7d8c148SLen Brown fprintf(outf, ")\n"); 19966fb3143bSLen Brown } 19975a63426eSLen Brown 19985a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 19995a63426eSLen Brown 20005a63426eSLen Brown void print_irtl(void) 20015a63426eSLen Brown { 20025a63426eSLen Brown unsigned long long msr; 20035a63426eSLen Brown 20045a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 20055a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 20065a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 20075a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 20085a63426eSLen Brown 20095a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 20105a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 20115a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 20125a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 20135a63426eSLen Brown 20145a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 20155a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 20165a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 20175a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 20185a63426eSLen Brown 20195a63426eSLen Brown if (!do_irtl_hsw) 20205a63426eSLen Brown return; 20215a63426eSLen Brown 20225a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 20235a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 20245a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 20255a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 20265a63426eSLen Brown 20275a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 20285a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 20295a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 20305a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 20315a63426eSLen Brown 20325a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 20335a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 20345a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 20355a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 20365a63426eSLen Brown 20375a63426eSLen Brown } 203836229897SLen Brown void free_fd_percpu(void) 203936229897SLen Brown { 204036229897SLen Brown int i; 204136229897SLen Brown 204201a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 204336229897SLen Brown if (fd_percpu[i] != 0) 204436229897SLen Brown close(fd_percpu[i]); 204536229897SLen Brown } 204636229897SLen Brown 204736229897SLen Brown free(fd_percpu); 20486fb3143bSLen Brown } 20496fb3143bSLen Brown 2050c98d5d94SLen Brown void free_all_buffers(void) 2051103a8feaSLen Brown { 2052c98d5d94SLen Brown CPU_FREE(cpu_present_set); 2053c98d5d94SLen Brown cpu_present_set = NULL; 205436229897SLen Brown cpu_present_setsize = 0; 2055103a8feaSLen Brown 2056c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 2057c98d5d94SLen Brown cpu_affinity_set = NULL; 2058c98d5d94SLen Brown cpu_affinity_setsize = 0; 2059103a8feaSLen Brown 2060c98d5d94SLen Brown free(thread_even); 2061c98d5d94SLen Brown free(core_even); 2062c98d5d94SLen Brown free(package_even); 2063103a8feaSLen Brown 2064c98d5d94SLen Brown thread_even = NULL; 2065c98d5d94SLen Brown core_even = NULL; 2066c98d5d94SLen Brown package_even = NULL; 2067103a8feaSLen Brown 2068c98d5d94SLen Brown free(thread_odd); 2069c98d5d94SLen Brown free(core_odd); 2070c98d5d94SLen Brown free(package_odd); 2071103a8feaSLen Brown 2072c98d5d94SLen Brown thread_odd = NULL; 2073c98d5d94SLen Brown core_odd = NULL; 2074c98d5d94SLen Brown package_odd = NULL; 2075103a8feaSLen Brown 2076c98d5d94SLen Brown free(output_buffer); 2077c98d5d94SLen Brown output_buffer = NULL; 2078c98d5d94SLen Brown outp = NULL; 207936229897SLen Brown 208036229897SLen Brown free_fd_percpu(); 2081562a2d37SLen Brown 2082562a2d37SLen Brown free(irq_column_2_cpu); 2083562a2d37SLen Brown free(irqs_per_cpu); 2084103a8feaSLen Brown } 2085103a8feaSLen Brown 208657a42a34SJosh Triplett 208757a42a34SJosh Triplett /* 208895aebc44SJosh Triplett * Parse a file containing a single int. 208995aebc44SJosh Triplett */ 209095aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 209195aebc44SJosh Triplett { 209295aebc44SJosh Triplett va_list args; 209395aebc44SJosh Triplett char path[PATH_MAX]; 209495aebc44SJosh Triplett FILE *filep; 209595aebc44SJosh Triplett int value; 209695aebc44SJosh Triplett 209795aebc44SJosh Triplett va_start(args, fmt); 209895aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 209995aebc44SJosh Triplett va_end(args); 210057a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 2101b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 2102b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 210395aebc44SJosh Triplett fclose(filep); 210495aebc44SJosh Triplett return value; 210595aebc44SJosh Triplett } 210695aebc44SJosh Triplett 210795aebc44SJosh Triplett /* 2108e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 2109e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 2110e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 2111103a8feaSLen Brown */ 2112e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 2113103a8feaSLen Brown { 2114e275b388SDasaratharaman Chandramouli char path[64]; 2115e275b388SDasaratharaman Chandramouli FILE *filep; 2116e275b388SDasaratharaman Chandramouli int this_cpu; 2117e275b388SDasaratharaman Chandramouli char character; 2118e275b388SDasaratharaman Chandramouli int i; 2119e275b388SDasaratharaman Chandramouli 2120e275b388SDasaratharaman Chandramouli sprintf(path, 2121e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 2122e275b388SDasaratharaman Chandramouli cpu); 2123e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 2124e275b388SDasaratharaman Chandramouli if (filep == NULL) { 2125e275b388SDasaratharaman Chandramouli perror(path); 2126e275b388SDasaratharaman Chandramouli exit(1); 2127e275b388SDasaratharaman Chandramouli } 2128e275b388SDasaratharaman Chandramouli 2129e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 2130e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 2131e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 2132e275b388SDasaratharaman Chandramouli fclose(filep); 2133e275b388SDasaratharaman Chandramouli return i; 2134e275b388SDasaratharaman Chandramouli } 2135e275b388SDasaratharaman Chandramouli 2136e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 2137e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 2138e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 2139e275b388SDasaratharaman Chandramouli } 2140e275b388SDasaratharaman Chandramouli 2141e275b388SDasaratharaman Chandramouli fclose(filep); 2142e275b388SDasaratharaman Chandramouli return -1; 2143c98d5d94SLen Brown } 2144103a8feaSLen Brown 2145c98d5d94SLen Brown /* 2146c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 2147c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 2148c98d5d94SLen Brown */ 2149c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 2150c98d5d94SLen Brown { 215195aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 2152103a8feaSLen Brown } 2153103a8feaSLen Brown 2154103a8feaSLen Brown int get_physical_package_id(int cpu) 2155103a8feaSLen Brown { 215695aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 2157103a8feaSLen Brown } 2158103a8feaSLen Brown 2159103a8feaSLen Brown int get_core_id(int cpu) 2160103a8feaSLen Brown { 216195aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 2162103a8feaSLen Brown } 2163103a8feaSLen Brown 2164c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 2165c98d5d94SLen Brown { 2166c98d5d94SLen Brown char path[80]; 2167c98d5d94SLen Brown FILE *filep; 2168e275b388SDasaratharaman Chandramouli int sib1; 2169e275b388SDasaratharaman Chandramouli int matches = 0; 2170c98d5d94SLen Brown char character; 2171e275b388SDasaratharaman Chandramouli char str[100]; 2172e275b388SDasaratharaman Chandramouli char *ch; 2173c98d5d94SLen Brown 2174c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 217557a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 2176e275b388SDasaratharaman Chandramouli 2177103a8feaSLen Brown /* 2178c98d5d94SLen Brown * file format: 2179e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 2180e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 2181c98d5d94SLen Brown */ 2182e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 2183e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 2184e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 2185e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 2186e275b388SDasaratharaman Chandramouli while (ch != NULL) { 2187e275b388SDasaratharaman Chandramouli matches++; 2188e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 2189e275b388SDasaratharaman Chandramouli } 2190c98d5d94SLen Brown 2191c98d5d94SLen Brown fclose(filep); 2192e275b388SDasaratharaman Chandramouli return matches+1; 2193c98d5d94SLen Brown } 2194c98d5d94SLen Brown 2195c98d5d94SLen Brown /* 2196c98d5d94SLen Brown * run func(thread, core, package) in topology order 2197c98d5d94SLen Brown * skip non-present cpus 2198103a8feaSLen Brown */ 2199103a8feaSLen Brown 2200c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 2201c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 2202c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 2203c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 2204c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 2205c98d5d94SLen Brown struct pkg_data *pkg_base2) 2206c98d5d94SLen Brown { 2207c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 2208c98d5d94SLen Brown 2209c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 2210c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 2211c98d5d94SLen Brown for (thread_no = 0; thread_no < 2212c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 2213c98d5d94SLen Brown struct thread_data *t, *t2; 2214c98d5d94SLen Brown struct core_data *c, *c2; 2215c98d5d94SLen Brown struct pkg_data *p, *p2; 2216c98d5d94SLen Brown 2217c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 2218c98d5d94SLen Brown 2219c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 2220c98d5d94SLen Brown continue; 2221c98d5d94SLen Brown 2222c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 2223c98d5d94SLen Brown 2224c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 2225c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 2226c98d5d94SLen Brown 2227c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 2228c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 2229c98d5d94SLen Brown 2230c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 2231c98d5d94SLen Brown if (retval) 2232c98d5d94SLen Brown return retval; 2233c98d5d94SLen Brown } 2234c98d5d94SLen Brown } 2235c98d5d94SLen Brown } 2236c98d5d94SLen Brown return 0; 2237c98d5d94SLen Brown } 2238c98d5d94SLen Brown 2239c98d5d94SLen Brown /* 2240c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 2241c98d5d94SLen Brown * return max_cpu number 2242c98d5d94SLen Brown */ 2243c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 2244103a8feaSLen Brown { 2245103a8feaSLen Brown FILE *fp; 2246c98d5d94SLen Brown int cpu_num; 2247103a8feaSLen Brown int retval; 2248103a8feaSLen Brown 224957a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 2250103a8feaSLen Brown 2251103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 2252b2c95d90SJosh Triplett if (retval != 0) 2253b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 2254103a8feaSLen Brown 2255c98d5d94SLen Brown while (1) { 2256c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 2257103a8feaSLen Brown if (retval != 1) 2258103a8feaSLen Brown break; 2259103a8feaSLen Brown 2260c98d5d94SLen Brown retval = func(cpu_num); 2261c98d5d94SLen Brown if (retval) { 2262c98d5d94SLen Brown fclose(fp); 2263c98d5d94SLen Brown return(retval); 2264c98d5d94SLen Brown } 2265103a8feaSLen Brown } 2266103a8feaSLen Brown fclose(fp); 2267c98d5d94SLen Brown return 0; 2268103a8feaSLen Brown } 2269103a8feaSLen Brown 2270103a8feaSLen Brown void re_initialize(void) 2271103a8feaSLen Brown { 2272c98d5d94SLen Brown free_all_buffers(); 2273c98d5d94SLen Brown setup_all_buffers(); 2274c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 2275103a8feaSLen Brown } 2276103a8feaSLen Brown 2277c98d5d94SLen Brown 2278103a8feaSLen Brown /* 2279c98d5d94SLen Brown * count_cpus() 2280c98d5d94SLen Brown * remember the last one seen, it will be the max 2281103a8feaSLen Brown */ 2282c98d5d94SLen Brown int count_cpus(int cpu) 2283103a8feaSLen Brown { 2284c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 2285c98d5d94SLen Brown topo.max_cpu_num = cpu; 2286103a8feaSLen Brown 2287c98d5d94SLen Brown topo.num_cpus += 1; 2288c98d5d94SLen Brown return 0; 2289103a8feaSLen Brown } 2290c98d5d94SLen Brown int mark_cpu_present(int cpu) 2291c98d5d94SLen Brown { 2292c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 229315aaa346SLen Brown return 0; 2294103a8feaSLen Brown } 2295103a8feaSLen Brown 2296562a2d37SLen Brown /* 2297562a2d37SLen Brown * snapshot_proc_interrupts() 2298562a2d37SLen Brown * 2299562a2d37SLen Brown * read and record summary of /proc/interrupts 2300562a2d37SLen Brown * 2301562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 2302562a2d37SLen Brown */ 2303562a2d37SLen Brown int snapshot_proc_interrupts(void) 2304562a2d37SLen Brown { 2305562a2d37SLen Brown static FILE *fp; 2306562a2d37SLen Brown int column, retval; 2307562a2d37SLen Brown 2308562a2d37SLen Brown if (fp == NULL) 2309562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 2310562a2d37SLen Brown else 2311562a2d37SLen Brown rewind(fp); 2312562a2d37SLen Brown 2313562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 2314562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2315562a2d37SLen Brown int cpu_number; 2316562a2d37SLen Brown 2317562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 2318562a2d37SLen Brown if (retval != 1) 2319562a2d37SLen Brown break; 2320562a2d37SLen Brown 2321562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 2322562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 2323562a2d37SLen Brown return 1; 2324562a2d37SLen Brown } 2325562a2d37SLen Brown 2326562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 2327562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 2328562a2d37SLen Brown } 2329562a2d37SLen Brown 2330562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 2331562a2d37SLen Brown while (1) { 2332562a2d37SLen Brown int column; 2333562a2d37SLen Brown char buf[64]; 2334562a2d37SLen Brown 2335562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 2336562a2d37SLen Brown if (retval != 1) 2337562a2d37SLen Brown break; 2338562a2d37SLen Brown 2339562a2d37SLen Brown /* read the count per cpu */ 2340562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2341562a2d37SLen Brown 2342562a2d37SLen Brown int cpu_number, irq_count; 2343562a2d37SLen Brown 2344562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 2345562a2d37SLen Brown if (retval != 1) 2346562a2d37SLen Brown break; 2347562a2d37SLen Brown 2348562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 2349562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 2350562a2d37SLen Brown 2351562a2d37SLen Brown } 2352562a2d37SLen Brown 2353562a2d37SLen Brown while (getc(fp) != '\n') 2354562a2d37SLen Brown ; /* flush interrupt description */ 2355562a2d37SLen Brown 2356562a2d37SLen Brown } 2357562a2d37SLen Brown return 0; 2358562a2d37SLen Brown } 235927d47356SLen Brown /* 2360fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 2361fdf676e5SLen Brown * 2362fdf676e5SLen Brown * record snapshot of 2363fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 2364fdf676e5SLen Brown * 2365fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 2366fdf676e5SLen Brown */ 2367fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 2368fdf676e5SLen Brown { 2369fdf676e5SLen Brown FILE *fp; 2370fdf676e5SLen Brown int retval; 2371fdf676e5SLen Brown 2372fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 2373fdf676e5SLen Brown 2374fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 2375fdf676e5SLen Brown if (retval != 1) 2376fdf676e5SLen Brown err(1, "GFX rc6"); 2377fdf676e5SLen Brown 2378fdf676e5SLen Brown fclose(fp); 2379fdf676e5SLen Brown 2380fdf676e5SLen Brown return 0; 2381fdf676e5SLen Brown } 2382fdf676e5SLen Brown /* 238327d47356SLen Brown * snapshot_gfx_mhz() 238427d47356SLen Brown * 238527d47356SLen Brown * record snapshot of 238627d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 238727d47356SLen Brown * 238827d47356SLen Brown * return 1 if config change requires a restart, else return 0 238927d47356SLen Brown */ 239027d47356SLen Brown int snapshot_gfx_mhz(void) 239127d47356SLen Brown { 239227d47356SLen Brown static FILE *fp; 239327d47356SLen Brown int retval; 239427d47356SLen Brown 239527d47356SLen Brown if (fp == NULL) 239627d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 239727d47356SLen Brown else 239827d47356SLen Brown rewind(fp); 239927d47356SLen Brown 240027d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 240127d47356SLen Brown if (retval != 1) 240227d47356SLen Brown err(1, "GFX MHz"); 240327d47356SLen Brown 240427d47356SLen Brown return 0; 240527d47356SLen Brown } 2406562a2d37SLen Brown 2407562a2d37SLen Brown /* 2408562a2d37SLen Brown * snapshot /proc and /sys files 2409562a2d37SLen Brown * 2410562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2411562a2d37SLen Brown */ 2412562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2413562a2d37SLen Brown { 2414218f0e8dSLen Brown if (DO_BIC(BIC_IRQ)) 2415562a2d37SLen Brown if (snapshot_proc_interrupts()) 2416562a2d37SLen Brown return 1; 2417562a2d37SLen Brown 2418812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 2419fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2420fdf676e5SLen Brown 2421812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 242227d47356SLen Brown snapshot_gfx_mhz(); 242327d47356SLen Brown 2424562a2d37SLen Brown return 0; 2425562a2d37SLen Brown } 2426562a2d37SLen Brown 2427103a8feaSLen Brown void turbostat_loop() 2428103a8feaSLen Brown { 2429c98d5d94SLen Brown int retval; 2430e52966c0SLen Brown int restarted = 0; 2431c98d5d94SLen Brown 2432103a8feaSLen Brown restart: 2433e52966c0SLen Brown restarted++; 2434e52966c0SLen Brown 2435562a2d37SLen Brown snapshot_proc_sysfs_files(); 2436c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2437d91bb17cSLen Brown if (retval < -1) { 2438d91bb17cSLen Brown exit(retval); 2439d91bb17cSLen Brown } else if (retval == -1) { 2440e52966c0SLen Brown if (restarted > 1) { 2441e52966c0SLen Brown exit(retval); 2442e52966c0SLen Brown } 2443c98d5d94SLen Brown re_initialize(); 2444c98d5d94SLen Brown goto restart; 2445c98d5d94SLen Brown } 2446e52966c0SLen Brown restarted = 0; 2447103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2448103a8feaSLen Brown 2449103a8feaSLen Brown while (1) { 2450c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 2451103a8feaSLen Brown re_initialize(); 2452103a8feaSLen Brown goto restart; 2453103a8feaSLen Brown } 24542a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2455562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2456562a2d37SLen Brown goto restart; 2457c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 2458d91bb17cSLen Brown if (retval < -1) { 2459d91bb17cSLen Brown exit(retval); 2460d91bb17cSLen Brown } else if (retval == -1) { 246115aaa346SLen Brown re_initialize(); 246215aaa346SLen Brown goto restart; 246315aaa346SLen Brown } 2464103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 2465103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 2466ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 2467ba3dec99SLen Brown re_initialize(); 2468ba3dec99SLen Brown goto restart; 2469ba3dec99SLen Brown } 2470c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 2471c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 2472b7d8c148SLen Brown flush_output_stdout(); 24732a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2474562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2475562a2d37SLen Brown goto restart; 2476c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2477d91bb17cSLen Brown if (retval < -1) { 2478d91bb17cSLen Brown exit(retval); 2479d91bb17cSLen Brown } else if (retval == -1) { 2480103a8feaSLen Brown re_initialize(); 2481103a8feaSLen Brown goto restart; 2482103a8feaSLen Brown } 2483103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2484103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 2485ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 2486ba3dec99SLen Brown re_initialize(); 2487ba3dec99SLen Brown goto restart; 2488ba3dec99SLen Brown } 2489c98d5d94SLen Brown compute_average(ODD_COUNTERS); 2490c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 2491b7d8c148SLen Brown flush_output_stdout(); 2492103a8feaSLen Brown } 2493103a8feaSLen Brown } 2494103a8feaSLen Brown 2495103a8feaSLen Brown void check_dev_msr() 2496103a8feaSLen Brown { 2497103a8feaSLen Brown struct stat sb; 24987ce7d5deSPrarit Bhargava char pathname[32]; 2499103a8feaSLen Brown 25007ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 25017ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 2502a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 2503d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 2504103a8feaSLen Brown } 2505103a8feaSLen Brown 250698481e79SLen Brown void check_permissions() 2507103a8feaSLen Brown { 250898481e79SLen Brown struct __user_cap_header_struct cap_header_data; 250998481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 251098481e79SLen Brown struct __user_cap_data_struct cap_data_data; 251198481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 251298481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 251398481e79SLen Brown int do_exit = 0; 25147ce7d5deSPrarit Bhargava char pathname[32]; 251598481e79SLen Brown 251698481e79SLen Brown /* check for CAP_SYS_RAWIO */ 251798481e79SLen Brown cap_header->pid = getpid(); 251898481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 251998481e79SLen Brown if (capget(cap_header, cap_data) < 0) 252098481e79SLen Brown err(-6, "capget(2) failed"); 252198481e79SLen Brown 252298481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 252398481e79SLen Brown do_exit++; 252498481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 252598481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 252698481e79SLen Brown } 252798481e79SLen Brown 252898481e79SLen Brown /* test file permissions */ 25297ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 25307ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 253198481e79SLen Brown do_exit++; 253298481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 253398481e79SLen Brown } 253498481e79SLen Brown 253598481e79SLen Brown /* if all else fails, thell them to be root */ 253698481e79SLen Brown if (do_exit) 2537b2c95d90SJosh Triplett if (getuid() != 0) 2538d7899447SLen Brown warnx("... or simply run as root"); 253998481e79SLen Brown 254098481e79SLen Brown if (do_exit) 254198481e79SLen Brown exit(-6); 2542103a8feaSLen Brown } 2543103a8feaSLen Brown 2544d7899447SLen Brown /* 2545d7899447SLen Brown * NHM adds support for additional MSRs: 2546d7899447SLen Brown * 2547d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 2548d7899447SLen Brown * 2549ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 25501df2e55aSLen Brown * MSR_PKG_CST_CONFIG_CONTROL 0x000000e2 2551d7899447SLen Brown * 2552cf4cbe53SLen Brown * MSR_MISC_PWR_MGMT 0x000001aa 2553cf4cbe53SLen Brown * 2554d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 2555d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 2556d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 2557d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 2558d7899447SLen Brown * 2559ee7e38e3SLen Brown * Side effect: 25601df2e55aSLen Brown * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL 256133148d67SLen Brown * sets has_misc_feature_control 2562d7899447SLen Brown */ 2563ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 2564103a8feaSLen Brown { 2565ee7e38e3SLen Brown unsigned long long msr; 256621ed5574SLen Brown unsigned int base_ratio; 2567ee7e38e3SLen Brown int *pkg_cstate_limits; 2568ee7e38e3SLen Brown 2569103a8feaSLen Brown if (!genuine_intel) 2570103a8feaSLen Brown return 0; 2571103a8feaSLen Brown 2572103a8feaSLen Brown if (family != 6) 2573103a8feaSLen Brown return 0; 2574103a8feaSLen Brown 257521ed5574SLen Brown bclk = discover_bclk(family, model); 257621ed5574SLen Brown 2577103a8feaSLen Brown switch (model) { 2578869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 2579869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 2580103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 2581869ce69eSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 2582869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 2583869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 2584869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 2585ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 2586ee7e38e3SLen Brown break; 2587869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 2588869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 2589869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2590869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2591ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 259233148d67SLen Brown has_misc_feature_control = 1; 2593ee7e38e3SLen Brown break; 2594869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2595869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2596869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2597869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2598869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2599869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2600869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2601869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2602869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2603869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2604869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2605869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2606ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 260733148d67SLen Brown has_misc_feature_control = 1; 2608ee7e38e3SLen Brown break; 2609d8ebb442SLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 2610d8ebb442SLen Brown pkg_cstate_limits = skx_pkg_cstate_limits; 261133148d67SLen Brown has_misc_feature_control = 1; 2612d8ebb442SLen Brown break; 2613869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 2614cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 2615869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 2616ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 2617ee7e38e3SLen Brown break; 2618869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 2619ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 2620cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 2621ee7e38e3SLen Brown break; 2622869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 2623005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2624ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 2625ee7e38e3SLen Brown break; 2626869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 2627ac01ac13SLen Brown case INTEL_FAM6_ATOM_GEMINI_LAKE: 2628869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 2629e4085d54SLen Brown pkg_cstate_limits = bxt_pkg_cstate_limits; 2630e4085d54SLen Brown break; 2631103a8feaSLen Brown default: 2632103a8feaSLen Brown return 0; 2633103a8feaSLen Brown } 26341df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 2635e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 2636ee7e38e3SLen Brown 2637ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 263821ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 263921ed5574SLen Brown 264021ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 264121ed5574SLen Brown has_base_hz = 1; 2642ee7e38e3SLen Brown return 1; 2643103a8feaSLen Brown } 26440f7887c4SLen Brown /* 2645495c7654SLen Brown * SLV client has support for unique MSRs: 26460f7887c4SLen Brown * 26470f7887c4SLen Brown * MSR_CC6_DEMOTION_POLICY_CONFIG 26480f7887c4SLen Brown * MSR_MC6_DEMOTION_POLICY_CONFIG 26490f7887c4SLen Brown */ 26500f7887c4SLen Brown 26510f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model) 26520f7887c4SLen Brown { 26530f7887c4SLen Brown if (!genuine_intel) 26540f7887c4SLen Brown return 0; 26550f7887c4SLen Brown 26560f7887c4SLen Brown switch (model) { 26570f7887c4SLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: 26580f7887c4SLen Brown case INTEL_FAM6_ATOM_MERRIFIELD: 26590f7887c4SLen Brown case INTEL_FAM6_ATOM_MOOREFIELD: 26600f7887c4SLen Brown return 1; 26610f7887c4SLen Brown } 26620f7887c4SLen Brown return 0; 26630f7887c4SLen Brown } 26647170a374SLen Brown int is_dnv(unsigned int family, unsigned int model) 26657170a374SLen Brown { 26667170a374SLen Brown 26677170a374SLen Brown if (!genuine_intel) 26687170a374SLen Brown return 0; 26697170a374SLen Brown 26707170a374SLen Brown switch (model) { 26717170a374SLen Brown case INTEL_FAM6_ATOM_DENVERTON: 26727170a374SLen Brown return 1; 26737170a374SLen Brown } 26747170a374SLen Brown return 0; 26757170a374SLen Brown } 2676ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model) 2677ade0ebacSLen Brown { 2678ade0ebacSLen Brown 2679ade0ebacSLen Brown if (!genuine_intel) 2680ade0ebacSLen Brown return 0; 2681ade0ebacSLen Brown 2682ade0ebacSLen Brown switch (model) { 2683ade0ebacSLen Brown case INTEL_FAM6_BROADWELL_X: 2684ade0ebacSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: 2685ade0ebacSLen Brown return 1; 2686ade0ebacSLen Brown } 2687ade0ebacSLen Brown return 0; 2688ade0ebacSLen Brown } 268934c76197SLen Brown int is_skx(unsigned int family, unsigned int model) 269034c76197SLen Brown { 269134c76197SLen Brown 269234c76197SLen Brown if (!genuine_intel) 269334c76197SLen Brown return 0; 269434c76197SLen Brown 269534c76197SLen Brown switch (model) { 269634c76197SLen Brown case INTEL_FAM6_SKYLAKE_X: 269734c76197SLen Brown return 1; 269834c76197SLen Brown } 269934c76197SLen Brown return 0; 270034c76197SLen Brown } 27010f7887c4SLen Brown 270231e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model) 2703d7899447SLen Brown { 27040f7887c4SLen Brown if (has_slv_msrs(family, model)) 27050f7887c4SLen Brown return 0; 27060f7887c4SLen Brown 2707d7899447SLen Brown switch (model) { 2708d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 2709869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 2710869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 2711869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 2712005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2713d7899447SLen Brown return 0; 2714d7899447SLen Brown default: 2715d7899447SLen Brown return 1; 2716d7899447SLen Brown } 2717d7899447SLen Brown } 27180f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model) 27190f7887c4SLen Brown { 27200f7887c4SLen Brown if (has_slv_msrs(family, model)) 27210f7887c4SLen Brown return 1; 27220f7887c4SLen Brown 27230f7887c4SLen Brown return 0; 27240f7887c4SLen Brown } 27256574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 27266574a5d5SLen Brown { 27276574a5d5SLen Brown if (!genuine_intel) 27286574a5d5SLen Brown return 0; 27296574a5d5SLen Brown 27306574a5d5SLen Brown if (family != 6) 27316574a5d5SLen Brown return 0; 27326574a5d5SLen Brown 27336574a5d5SLen Brown switch (model) { 2734869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2735869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 27366574a5d5SLen Brown return 1; 27376574a5d5SLen Brown default: 27386574a5d5SLen Brown return 0; 27396574a5d5SLen Brown } 27406574a5d5SLen Brown } 2741fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 2742fcd17211SLen Brown { 2743fcd17211SLen Brown if (!genuine_intel) 2744fcd17211SLen Brown return 0; 2745fcd17211SLen Brown 2746fcd17211SLen Brown if (family != 6) 2747fcd17211SLen Brown return 0; 2748fcd17211SLen Brown 2749fcd17211SLen Brown switch (model) { 2750869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 2751fcd17211SLen Brown return 1; 2752fcd17211SLen Brown default: 2753fcd17211SLen Brown return 0; 2754fcd17211SLen Brown } 2755fcd17211SLen Brown } 2756fcd17211SLen Brown 2757fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 2758fb5d4327SDasaratharaman Chandramouli { 2759fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2760fb5d4327SDasaratharaman Chandramouli return 0; 2761fb5d4327SDasaratharaman Chandramouli 2762fb5d4327SDasaratharaman Chandramouli if (family != 6) 2763fb5d4327SDasaratharaman Chandramouli return 0; 2764fb5d4327SDasaratharaman Chandramouli 2765fb5d4327SDasaratharaman Chandramouli switch (model) { 2766869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 2767005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2768fb5d4327SDasaratharaman Chandramouli return 1; 2769fb5d4327SDasaratharaman Chandramouli default: 2770fb5d4327SDasaratharaman Chandramouli return 0; 2771fb5d4327SDasaratharaman Chandramouli } 2772fb5d4327SDasaratharaman Chandramouli } 277331e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model) 277431e07522SLen Brown { 277531e07522SLen Brown if (!genuine_intel) 277631e07522SLen Brown return 0; 277731e07522SLen Brown 277831e07522SLen Brown if (family != 6) 277931e07522SLen Brown return 0; 278031e07522SLen Brown 278131e07522SLen Brown switch (model) { 278231e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 278331e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 278431e07522SLen Brown return 1; 278531e07522SLen Brown default: 278631e07522SLen Brown return 0; 278731e07522SLen Brown } 278831e07522SLen Brown } 27896fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 27906fb3143bSLen Brown { 27916fb3143bSLen Brown if (!genuine_intel) 27926fb3143bSLen Brown return 0; 27936fb3143bSLen Brown 27946fb3143bSLen Brown if (family != 6) 27956fb3143bSLen Brown return 0; 27966fb3143bSLen Brown 27976fb3143bSLen Brown switch (model) { 2798869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2799869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2800869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2801869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2802869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2803869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2804869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2805869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2806869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2807869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2808869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2809869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2810869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2811869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 28126fb3143bSLen Brown 2813869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 2814005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 28156fb3143bSLen Brown return 1; 28166fb3143bSLen Brown default: 28176fb3143bSLen Brown return 0; 28186fb3143bSLen Brown } 28196fb3143bSLen Brown } 28206fb3143bSLen Brown 2821fcd17211SLen Brown static void 28221b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 2823fcd17211SLen Brown { 2824fcd17211SLen Brown if (!do_nhm_platform_info) 2825fcd17211SLen Brown return; 2826fcd17211SLen Brown 2827fcd17211SLen Brown dump_nhm_platform_info(); 2828fcd17211SLen Brown 2829fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 2830fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 2831fcd17211SLen Brown 2832fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 2833fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 2834fcd17211SLen Brown 283531e07522SLen Brown if (has_turbo_ratio_limit(family, model)) 283631e07522SLen Brown dump_turbo_ratio_limits(family, model); 2837fcd17211SLen Brown 28380f7887c4SLen Brown if (has_atom_turbo_ratio_limit(family, model)) 28390f7887c4SLen Brown dump_atom_turbo_ratio_limits(); 28400f7887c4SLen Brown 2841fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 2842fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 2843fb5d4327SDasaratharaman Chandramouli 28446fb3143bSLen Brown if (has_config_tdp(family, model)) 28456fb3143bSLen Brown dump_config_tdp(); 28466fb3143bSLen Brown 2847fcd17211SLen Brown dump_nhm_cst_cfg(); 2848fcd17211SLen Brown } 2849fcd17211SLen Brown 285041618e63SLen Brown static void 285141618e63SLen Brown dump_sysfs_cstate_config(void) 285241618e63SLen Brown { 285341618e63SLen Brown char path[64]; 285441618e63SLen Brown char name_buf[16]; 285541618e63SLen Brown char desc[64]; 285641618e63SLen Brown FILE *input; 285741618e63SLen Brown int state; 285841618e63SLen Brown char *sp; 285941618e63SLen Brown 286041618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 286141618e63SLen Brown return; 286241618e63SLen Brown 286341618e63SLen Brown for (state = 0; state < 10; ++state) { 286441618e63SLen Brown 286541618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 286641618e63SLen Brown base_cpu, state); 286741618e63SLen Brown input = fopen(path, "r"); 286841618e63SLen Brown if (input == NULL) 286941618e63SLen Brown continue; 287041618e63SLen Brown fgets(name_buf, sizeof(name_buf), input); 287141618e63SLen Brown 287241618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 287341618e63SLen Brown sp = strchr(name_buf, '-'); 287441618e63SLen Brown if (!sp) 287541618e63SLen Brown sp = strchrnul(name_buf, '\n'); 287641618e63SLen Brown *sp = '\0'; 287741618e63SLen Brown 287841618e63SLen Brown fclose(input); 287941618e63SLen Brown 288041618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc", 288141618e63SLen Brown base_cpu, state); 288241618e63SLen Brown input = fopen(path, "r"); 288341618e63SLen Brown if (input == NULL) 288441618e63SLen Brown continue; 288541618e63SLen Brown fgets(desc, sizeof(desc), input); 288641618e63SLen Brown 288741618e63SLen Brown fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc); 288841618e63SLen Brown fclose(input); 288941618e63SLen Brown } 289041618e63SLen Brown } 289141618e63SLen Brown 28926574a5d5SLen Brown 2893889facbeSLen Brown /* 2894889facbeSLen Brown * print_epb() 2895889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2896889facbeSLen Brown */ 2897889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2898889facbeSLen Brown { 2899889facbeSLen Brown unsigned long long msr; 2900889facbeSLen Brown char *epb_string; 2901889facbeSLen Brown int cpu; 2902889facbeSLen Brown 2903889facbeSLen Brown if (!has_epb) 2904889facbeSLen Brown return 0; 2905889facbeSLen Brown 2906889facbeSLen Brown cpu = t->cpu_id; 2907889facbeSLen Brown 2908889facbeSLen Brown /* EPB is per-package */ 2909889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2910889facbeSLen Brown return 0; 2911889facbeSLen Brown 2912889facbeSLen Brown if (cpu_migrate(cpu)) { 2913b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2914889facbeSLen Brown return -1; 2915889facbeSLen Brown } 2916889facbeSLen Brown 2917889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2918889facbeSLen Brown return 0; 2919889facbeSLen Brown 2920e9be7dd6SLen Brown switch (msr & 0xF) { 2921889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2922889facbeSLen Brown epb_string = "performance"; 2923889facbeSLen Brown break; 2924889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2925889facbeSLen Brown epb_string = "balanced"; 2926889facbeSLen Brown break; 2927889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2928889facbeSLen Brown epb_string = "powersave"; 2929889facbeSLen Brown break; 2930889facbeSLen Brown default: 2931889facbeSLen Brown epb_string = "custom"; 2932889facbeSLen Brown break; 2933889facbeSLen Brown } 2934b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2935889facbeSLen Brown 2936889facbeSLen Brown return 0; 2937889facbeSLen Brown } 29387f5c258eSLen Brown /* 29397f5c258eSLen Brown * print_hwp() 29407f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 29417f5c258eSLen Brown */ 29427f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 29437f5c258eSLen Brown { 29447f5c258eSLen Brown unsigned long long msr; 29457f5c258eSLen Brown int cpu; 29467f5c258eSLen Brown 29477f5c258eSLen Brown if (!has_hwp) 29487f5c258eSLen Brown return 0; 29497f5c258eSLen Brown 29507f5c258eSLen Brown cpu = t->cpu_id; 29517f5c258eSLen Brown 29527f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 29537f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 29547f5c258eSLen Brown return 0; 29557f5c258eSLen Brown 29567f5c258eSLen Brown if (cpu_migrate(cpu)) { 2957b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 29587f5c258eSLen Brown return -1; 29597f5c258eSLen Brown } 29607f5c258eSLen Brown 29617f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 29627f5c258eSLen Brown return 0; 29637f5c258eSLen Brown 2964b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 29657f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 29667f5c258eSLen Brown 29677f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 29687f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 29697f5c258eSLen Brown return 0; 29707f5c258eSLen Brown 29717f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 29727f5c258eSLen Brown return 0; 29737f5c258eSLen Brown 2974b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 29757f5c258eSLen Brown "(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n", 29767f5c258eSLen Brown cpu, msr, 29777f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 29787f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 29797f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 29807f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 29817f5c258eSLen Brown 29827f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 29837f5c258eSLen Brown return 0; 29847f5c258eSLen Brown 2985b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 29867f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n", 29877f5c258eSLen Brown cpu, msr, 29887f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 29897f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 29907f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 29917f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 29927f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 29937f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 29947f5c258eSLen Brown 29957f5c258eSLen Brown if (has_hwp_pkg) { 29967f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 29977f5c258eSLen Brown return 0; 29987f5c258eSLen Brown 2999b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 30007f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n", 30017f5c258eSLen Brown cpu, msr, 30027f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 30037f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 30047f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 30057f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 30067f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 30077f5c258eSLen Brown } 30087f5c258eSLen Brown if (has_hwp_notify) { 30097f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 30107f5c258eSLen Brown return 0; 30117f5c258eSLen Brown 3012b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 30137f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 30147f5c258eSLen Brown cpu, msr, 30157f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 30167f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 30177f5c258eSLen Brown } 30187f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 30197f5c258eSLen Brown return 0; 30207f5c258eSLen Brown 3021b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 30227f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 30237f5c258eSLen Brown cpu, msr, 30247f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 30257f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 3026889facbeSLen Brown 3027889facbeSLen Brown return 0; 3028889facbeSLen Brown } 3029889facbeSLen Brown 30303a9a941dSLen Brown /* 30313a9a941dSLen Brown * print_perf_limit() 30323a9a941dSLen Brown */ 30333a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 30343a9a941dSLen Brown { 30353a9a941dSLen Brown unsigned long long msr; 30363a9a941dSLen Brown int cpu; 30373a9a941dSLen Brown 30383a9a941dSLen Brown cpu = t->cpu_id; 30393a9a941dSLen Brown 30403a9a941dSLen Brown /* per-package */ 30413a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 30423a9a941dSLen Brown return 0; 30433a9a941dSLen Brown 30443a9a941dSLen Brown if (cpu_migrate(cpu)) { 3045b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 30463a9a941dSLen Brown return -1; 30473a9a941dSLen Brown } 30483a9a941dSLen Brown 30493a9a941dSLen Brown if (do_core_perf_limit_reasons) { 30503a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 3051b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3052b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 3053e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 30543a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 3055e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 3056e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 3057e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 3058e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 3059e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 3060e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 3061e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 3062e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 3063e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 3064e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 3065e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 3066e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 3067b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 3068e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 30693a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 3070e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 3071e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 3072e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 3073e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 3074e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 3075e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 3076e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 3077e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 3078e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 3079e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 3080e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 3081e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 30823a9a941dSLen Brown 30833a9a941dSLen Brown } 30843a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 30853a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 3086b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3087b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 30883a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 30893a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 30903a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 30913a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 30923a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 30933a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 30943a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 30953a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3096b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 30973a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 30983a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 30993a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 31003a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 31013a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 31023a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 31033a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 31043a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 31053a9a941dSLen Brown } 31063a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 31073a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 3108b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3109b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 31103a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 31113a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 31123a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 31133a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 31143a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 31153a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3116b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 31173a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 31183a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 31193a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 31203a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 31213a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 31223a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 31233a9a941dSLen Brown } 31243a9a941dSLen Brown return 0; 31253a9a941dSLen Brown } 31263a9a941dSLen Brown 3127889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 3128889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 3129889facbeSLen Brown 31301b69317dSColin Ian King double get_tdp(unsigned int model) 3131144b44b1SLen Brown { 3132144b44b1SLen Brown unsigned long long msr; 3133144b44b1SLen Brown 3134144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 31357ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 3136144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 3137144b44b1SLen Brown 3138144b44b1SLen Brown switch (model) { 3139869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: 3140869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: 3141144b44b1SLen Brown return 30.0; 3142144b44b1SLen Brown default: 3143144b44b1SLen Brown return 135.0; 3144144b44b1SLen Brown } 3145144b44b1SLen Brown } 3146144b44b1SLen Brown 314740ee8e3bSAndrey Semin /* 314840ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 314940ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 315040ee8e3bSAndrey Semin */ 315140ee8e3bSAndrey Semin static double 315240ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 315340ee8e3bSAndrey Semin { 315440ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 315540ee8e3bSAndrey Semin 315640ee8e3bSAndrey Semin switch (model) { 3157869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3158869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3159869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 3160869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 3161005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 316240ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 316340ee8e3bSAndrey Semin default: 316440ee8e3bSAndrey Semin return (rapl_energy_units); 316540ee8e3bSAndrey Semin } 316640ee8e3bSAndrey Semin } 316740ee8e3bSAndrey Semin 3168144b44b1SLen Brown 3169889facbeSLen Brown /* 3170889facbeSLen Brown * rapl_probe() 3171889facbeSLen Brown * 3172144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 3173889facbeSLen Brown */ 3174889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 3175889facbeSLen Brown { 3176889facbeSLen Brown unsigned long long msr; 3177144b44b1SLen Brown unsigned int time_unit; 3178889facbeSLen Brown double tdp; 3179889facbeSLen Brown 3180889facbeSLen Brown if (!genuine_intel) 3181889facbeSLen Brown return; 3182889facbeSLen Brown 3183889facbeSLen Brown if (family != 6) 3184889facbeSLen Brown return; 3185889facbeSLen Brown 3186889facbeSLen Brown switch (model) { 3187869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 3188869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 3189869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3190869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3191869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3192869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3193869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3194144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 3195812db3f7SLen Brown if (rapl_joules) { 3196812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3197812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3198812db3f7SLen Brown BIC_PRESENT(BIC_GFX_J); 3199812db3f7SLen Brown } else { 3200812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3201812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3202812db3f7SLen Brown BIC_PRESENT(BIC_GFXWatt); 3203812db3f7SLen Brown } 3204889facbeSLen Brown break; 3205869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3206ac01ac13SLen Brown case INTEL_FAM6_ATOM_GEMINI_LAKE: 3207e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 3208812db3f7SLen Brown if (rapl_joules) 3209812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3210812db3f7SLen Brown else 3211812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3212e4085d54SLen Brown break; 3213869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3214869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3215869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3216869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 32170b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 3218812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3219812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3220812db3f7SLen Brown if (rapl_joules) { 3221812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3222812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3223812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3224812db3f7SLen Brown } else { 3225812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3226812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3227812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3228812db3f7SLen Brown } 32290b2bb692SLen Brown break; 3230869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3231869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3232869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 3233869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3234869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 3235005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 32360b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 3237812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3238812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3239812db3f7SLen Brown if (rapl_joules) { 3240812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3241812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3242812db3f7SLen Brown } else { 3243812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3244812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3245812db3f7SLen Brown } 3246e6f9bb3cSLen Brown break; 3247869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 3248869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 32490b2bb692SLen 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; 3250812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3251812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3252812db3f7SLen Brown if (rapl_joules) { 3253812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3254812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3255812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3256812db3f7SLen Brown } else { 3257812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3258812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3259812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3260812db3f7SLen Brown } 3261144b44b1SLen Brown break; 3262869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 3263869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 3264144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 3265812db3f7SLen Brown if (rapl_joules) { 3266812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3267812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3268812db3f7SLen Brown } else { 3269812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3270812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3271812db3f7SLen Brown } 3272889facbeSLen Brown break; 3273869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 32740f644909SJacob Pan do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO | RAPL_CORES_ENERGY_STATUS; 3275812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3276812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3277812db3f7SLen Brown if (rapl_joules) { 3278812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3279812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3280812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3281812db3f7SLen Brown } else { 3282812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3283812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3284812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3285812db3f7SLen Brown } 32860f644909SJacob Pan break; 3287889facbeSLen Brown default: 3288889facbeSLen Brown return; 3289889facbeSLen Brown } 3290889facbeSLen Brown 3291889facbeSLen Brown /* units on package 0, verify later other packages match */ 32927ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 3293889facbeSLen Brown return; 3294889facbeSLen Brown 3295889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 3296869ce69eSLen Brown if (model == INTEL_FAM6_ATOM_SILVERMONT1) 3297144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 3298144b44b1SLen Brown else 3299889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 3300889facbeSLen Brown 330140ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 330240ee8e3bSAndrey Semin 3303144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 3304144b44b1SLen Brown if (time_unit == 0) 3305144b44b1SLen Brown time_unit = 0xA; 3306889facbeSLen Brown 3307144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 3308144b44b1SLen Brown 3309144b44b1SLen Brown tdp = get_tdp(model); 3310889facbeSLen Brown 3311889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 331296e47158SLen Brown if (!quiet) 3313b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 3314889facbeSLen Brown 3315889facbeSLen Brown return; 3316889facbeSLen Brown } 3317889facbeSLen Brown 33181b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 33193a9a941dSLen Brown { 33203a9a941dSLen Brown if (!genuine_intel) 33213a9a941dSLen Brown return; 33223a9a941dSLen Brown 33233a9a941dSLen Brown if (family != 6) 33243a9a941dSLen Brown return; 33253a9a941dSLen Brown 33263a9a941dSLen Brown switch (model) { 3327869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3328869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3329869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 33303a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 3331869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 33323a9a941dSLen Brown do_core_perf_limit_reasons = 1; 33333a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 33343a9a941dSLen Brown default: 33353a9a941dSLen Brown return; 33363a9a941dSLen Brown } 33373a9a941dSLen Brown } 33383a9a941dSLen Brown 3339889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3340889facbeSLen Brown { 3341889facbeSLen Brown unsigned long long msr; 3342889facbeSLen Brown unsigned int dts; 3343889facbeSLen Brown int cpu; 3344889facbeSLen Brown 3345889facbeSLen Brown if (!(do_dts || do_ptm)) 3346889facbeSLen Brown return 0; 3347889facbeSLen Brown 3348889facbeSLen Brown cpu = t->cpu_id; 3349889facbeSLen Brown 3350889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 3351889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 3352889facbeSLen Brown return 0; 3353889facbeSLen Brown 3354889facbeSLen Brown if (cpu_migrate(cpu)) { 3355b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3356889facbeSLen Brown return -1; 3357889facbeSLen Brown } 3358889facbeSLen Brown 3359889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 3360889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 3361889facbeSLen Brown return 0; 3362889facbeSLen Brown 3363889facbeSLen Brown dts = (msr >> 16) & 0x7F; 3364b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 3365889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 3366889facbeSLen Brown 3367889facbeSLen Brown #ifdef THERM_DEBUG 3368889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 3369889facbeSLen Brown return 0; 3370889facbeSLen Brown 3371889facbeSLen Brown dts = (msr >> 16) & 0x7F; 3372889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 3373b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 3374889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 3375889facbeSLen Brown #endif 3376889facbeSLen Brown } 3377889facbeSLen Brown 3378889facbeSLen Brown 3379889facbeSLen Brown if (do_dts) { 3380889facbeSLen Brown unsigned int resolution; 3381889facbeSLen Brown 3382889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 3383889facbeSLen Brown return 0; 3384889facbeSLen Brown 3385889facbeSLen Brown dts = (msr >> 16) & 0x7F; 3386889facbeSLen Brown resolution = (msr >> 27) & 0xF; 3387b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 3388889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 3389889facbeSLen Brown 3390889facbeSLen Brown #ifdef THERM_DEBUG 3391889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 3392889facbeSLen Brown return 0; 3393889facbeSLen Brown 3394889facbeSLen Brown dts = (msr >> 16) & 0x7F; 3395889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 3396b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 3397889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 3398889facbeSLen Brown #endif 3399889facbeSLen Brown } 3400889facbeSLen Brown 3401889facbeSLen Brown return 0; 3402889facbeSLen Brown } 3403889facbeSLen Brown 3404889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 3405889facbeSLen Brown { 3406b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 3407889facbeSLen Brown cpu, label, 3408889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 3409889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 3410889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 3411889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 3412889facbeSLen Brown 3413889facbeSLen Brown return; 3414889facbeSLen Brown } 3415889facbeSLen Brown 3416889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3417889facbeSLen Brown { 3418889facbeSLen Brown unsigned long long msr; 3419889facbeSLen Brown int cpu; 3420889facbeSLen Brown 3421889facbeSLen Brown if (!do_rapl) 3422889facbeSLen Brown return 0; 3423889facbeSLen Brown 3424889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 3425889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3426889facbeSLen Brown return 0; 3427889facbeSLen Brown 3428889facbeSLen Brown cpu = t->cpu_id; 3429889facbeSLen Brown if (cpu_migrate(cpu)) { 3430b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3431889facbeSLen Brown return -1; 3432889facbeSLen Brown } 3433889facbeSLen Brown 3434889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 3435889facbeSLen Brown return -1; 3436889facbeSLen Brown 343796e47158SLen Brown fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr, 3438144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 343996e47158SLen Brown 3440144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 3441144b44b1SLen Brown 3442889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 3443889facbeSLen Brown return -5; 3444889facbeSLen Brown 3445889facbeSLen Brown 3446b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 3447889facbeSLen Brown cpu, msr, 3448889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3449889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3450889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3451889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 3452889facbeSLen Brown 3453144b44b1SLen Brown } 3454144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 3455144b44b1SLen Brown 3456889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 3457889facbeSLen Brown return -9; 3458889facbeSLen Brown 3459b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 3460889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "" : "UN"); 3461889facbeSLen Brown 3462889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 3463b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 3464889facbeSLen Brown cpu, 3465889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 3466889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 3467889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 3468889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 3469889facbeSLen Brown } 3470889facbeSLen Brown 34710b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 3472889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 3473889facbeSLen Brown return -6; 3474889facbeSLen Brown 3475b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 3476889facbeSLen Brown cpu, msr, 3477889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3478889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3479889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3480889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 34810b2bb692SLen Brown } 34820b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 3483889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 3484889facbeSLen Brown return -9; 3485b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 3486889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 3487889facbeSLen Brown 3488889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 3489889facbeSLen Brown } 3490144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 3491889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 3492889facbeSLen Brown return -7; 3493889facbeSLen Brown 3494b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 3495144b44b1SLen Brown } 34969148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 3497889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 3498889facbeSLen Brown return -9; 3499b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 3500889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 3501889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 3502889facbeSLen Brown } 3503889facbeSLen Brown if (do_rapl & RAPL_GFX) { 3504889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 3505889facbeSLen Brown return -8; 3506889facbeSLen Brown 3507b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 3508889facbeSLen Brown 3509889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 3510889facbeSLen Brown return -9; 3511b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 3512889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 3513889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 3514889facbeSLen Brown } 3515889facbeSLen Brown return 0; 3516889facbeSLen Brown } 3517889facbeSLen Brown 3518d7899447SLen Brown /* 3519d7899447SLen Brown * SNB adds support for additional MSRs: 3520d7899447SLen Brown * 3521d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 3522d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 3523d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 3524d7899447SLen Brown */ 3525103a8feaSLen Brown 3526d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 3527103a8feaSLen Brown { 3528103a8feaSLen Brown if (!genuine_intel) 3529103a8feaSLen Brown return 0; 3530103a8feaSLen Brown 3531103a8feaSLen Brown switch (model) { 3532869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 3533869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 3534869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3535869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3536869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3537869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 3538869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3539869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3540869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3541869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3542869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3543869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 3544869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3545869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3546869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3547869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3548869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3549869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3550ac01ac13SLen Brown case INTEL_FAM6_ATOM_GEMINI_LAKE: 35515bbac26eSXiaolong Wang case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 3552103a8feaSLen Brown return 1; 3553103a8feaSLen Brown } 3554103a8feaSLen Brown return 0; 3555103a8feaSLen Brown } 3556103a8feaSLen Brown 3557d7899447SLen Brown /* 3558d7899447SLen Brown * HSW adds support for additional MSRs: 3559d7899447SLen Brown * 3560d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 3561d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 3562d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 35635a63426eSLen Brown * 35645a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 35655a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 35665a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 35675a63426eSLen Brown * 3568d7899447SLen Brown */ 3569d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 3570ca58710fSKristen Carlson Accardi { 3571ca58710fSKristen Carlson Accardi if (!genuine_intel) 3572ca58710fSKristen Carlson Accardi return 0; 3573ca58710fSKristen Carlson Accardi 3574ca58710fSKristen Carlson Accardi switch (model) { 3575869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3576869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3577869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3578869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3579869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3580869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3581869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3582ac01ac13SLen Brown case INTEL_FAM6_ATOM_GEMINI_LAKE: 3583ca58710fSKristen Carlson Accardi return 1; 3584ca58710fSKristen Carlson Accardi } 3585ca58710fSKristen Carlson Accardi return 0; 3586ca58710fSKristen Carlson Accardi } 3587ca58710fSKristen Carlson Accardi 35880b2bb692SLen Brown /* 35890b2bb692SLen Brown * SKL adds support for additional MSRS: 35900b2bb692SLen Brown * 35910b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 35920b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 35930b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 35940b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 35950b2bb692SLen Brown */ 35960b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 35970b2bb692SLen Brown { 35980b2bb692SLen Brown if (!genuine_intel) 35990b2bb692SLen Brown return 0; 36000b2bb692SLen Brown 36010b2bb692SLen Brown switch (model) { 3602869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3603869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3604869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3605869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 36060b2bb692SLen Brown return 1; 36070b2bb692SLen Brown } 36080b2bb692SLen Brown return 0; 36090b2bb692SLen Brown } 36100b2bb692SLen Brown 3611144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 3612144b44b1SLen Brown { 3613144b44b1SLen Brown if (!genuine_intel) 3614144b44b1SLen Brown return 0; 3615144b44b1SLen Brown switch (model) { 3616869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 3617869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 3618144b44b1SLen Brown return 1; 3619144b44b1SLen Brown } 3620144b44b1SLen Brown return 0; 3621144b44b1SLen Brown } 3622144b44b1SLen Brown 3623fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 3624fb5d4327SDasaratharaman Chandramouli { 3625fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3626fb5d4327SDasaratharaman Chandramouli return 0; 3627fb5d4327SDasaratharaman Chandramouli switch (model) { 3628869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 3629005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 3630fb5d4327SDasaratharaman Chandramouli return 1; 3631fb5d4327SDasaratharaman Chandramouli } 3632fb5d4327SDasaratharaman Chandramouli return 0; 3633fb5d4327SDasaratharaman Chandramouli } 3634fb5d4327SDasaratharaman Chandramouli 3635b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 3636b2b34dfeSHubert Chrzaniuk { 3637b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 3638b2b34dfeSHubert Chrzaniuk return 1024; 3639b2b34dfeSHubert Chrzaniuk return 1; 3640b2b34dfeSHubert Chrzaniuk } 3641b2b34dfeSHubert Chrzaniuk 3642144b44b1SLen Brown #define SLM_BCLK_FREQS 5 3643144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 3644144b44b1SLen Brown 3645144b44b1SLen Brown double slm_bclk(void) 3646144b44b1SLen Brown { 3647144b44b1SLen Brown unsigned long long msr = 3; 3648144b44b1SLen Brown unsigned int i; 3649144b44b1SLen Brown double freq; 3650144b44b1SLen Brown 36517ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 3652b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 3653144b44b1SLen Brown 3654144b44b1SLen Brown i = msr & 0xf; 3655144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 3656b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 36570a91e551SColin Ian King i = 3; 3658144b44b1SLen Brown } 3659144b44b1SLen Brown freq = slm_freq_table[i]; 3660144b44b1SLen Brown 366196e47158SLen Brown if (!quiet) 3662b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 3663144b44b1SLen Brown 3664144b44b1SLen Brown return freq; 3665144b44b1SLen Brown } 3666144b44b1SLen Brown 3667103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 3668103a8feaSLen Brown { 3669121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 3670103a8feaSLen Brown return 100.00; 3671144b44b1SLen Brown else if (is_slm(family, model)) 3672144b44b1SLen Brown return slm_bclk(); 3673103a8feaSLen Brown else 3674103a8feaSLen Brown return 133.33; 3675103a8feaSLen Brown } 3676103a8feaSLen Brown 3677889facbeSLen Brown /* 3678889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 3679889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 3680889facbeSLen Brown * This is usually equal to tjMax. 3681889facbeSLen Brown * 3682889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 3683889facbeSLen Brown * but also allow cmdline over-ride with -T. 3684889facbeSLen Brown * 3685889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 3686889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 3687889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 3688889facbeSLen Brown */ 3689889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3690889facbeSLen Brown { 3691889facbeSLen Brown unsigned long long msr; 3692889facbeSLen Brown unsigned int target_c_local; 3693889facbeSLen Brown int cpu; 3694889facbeSLen Brown 3695889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 3696889facbeSLen Brown if (!(do_dts || do_ptm)) 3697889facbeSLen Brown return 0; 3698889facbeSLen Brown 3699889facbeSLen Brown /* this is a per-package concept */ 3700889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3701889facbeSLen Brown return 0; 3702889facbeSLen Brown 3703889facbeSLen Brown cpu = t->cpu_id; 3704889facbeSLen Brown if (cpu_migrate(cpu)) { 3705b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3706889facbeSLen Brown return -1; 3707889facbeSLen Brown } 3708889facbeSLen Brown 3709889facbeSLen Brown if (tcc_activation_temp_override != 0) { 3710889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 3711b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 3712889facbeSLen Brown cpu, tcc_activation_temp); 3713889facbeSLen Brown return 0; 3714889facbeSLen Brown } 3715889facbeSLen Brown 3716889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 3717d7899447SLen Brown if (!do_nhm_platform_info) 3718889facbeSLen Brown goto guess; 3719889facbeSLen Brown 37207ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 3721889facbeSLen Brown goto guess; 3722889facbeSLen Brown 37233482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 3724889facbeSLen Brown 372596e47158SLen Brown if (!quiet) 3726b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 3727889facbeSLen Brown cpu, msr, target_c_local); 3728889facbeSLen Brown 37293482124aSJean Delvare if (!target_c_local) 3730889facbeSLen Brown goto guess; 3731889facbeSLen Brown 3732889facbeSLen Brown tcc_activation_temp = target_c_local; 3733889facbeSLen Brown 3734889facbeSLen Brown return 0; 3735889facbeSLen Brown 3736889facbeSLen Brown guess: 3737889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 3738b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 3739889facbeSLen Brown cpu, tcc_activation_temp); 3740889facbeSLen Brown 3741889facbeSLen Brown return 0; 3742889facbeSLen Brown } 374369807a63SLen Brown 3744aa8d8cc7SLen Brown void decode_feature_control_msr(void) 3745aa8d8cc7SLen Brown { 3746aa8d8cc7SLen Brown unsigned long long msr; 3747aa8d8cc7SLen Brown 3748aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 3749aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 3750aa8d8cc7SLen Brown base_cpu, msr, 3751aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 3752aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 3753aa8d8cc7SLen Brown } 3754aa8d8cc7SLen Brown 375569807a63SLen Brown void decode_misc_enable_msr(void) 375669807a63SLen Brown { 375769807a63SLen Brown unsigned long long msr; 375869807a63SLen Brown 375969807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 3760e6512624SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n", 376169807a63SLen Brown base_cpu, msr, 3762e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-", 3763e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-", 3764e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_MWAIT ? "No-" : "", 3765e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "", 3766e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : ""); 376769807a63SLen Brown } 376869807a63SLen Brown 376933148d67SLen Brown void decode_misc_feature_control(void) 377033148d67SLen Brown { 377133148d67SLen Brown unsigned long long msr; 377233148d67SLen Brown 377333148d67SLen Brown if (!has_misc_feature_control) 377433148d67SLen Brown return; 377533148d67SLen Brown 377633148d67SLen Brown if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr)) 377733148d67SLen Brown fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n", 377833148d67SLen Brown base_cpu, msr, 377933148d67SLen Brown msr & (0 << 0) ? "No-" : "", 378033148d67SLen Brown msr & (1 << 0) ? "No-" : "", 378133148d67SLen Brown msr & (2 << 0) ? "No-" : "", 378233148d67SLen Brown msr & (3 << 0) ? "No-" : ""); 378333148d67SLen Brown } 3784f0057310SLen Brown /* 3785f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 3786f0057310SLen Brown * 3787f0057310SLen Brown * Decode the bits according to the Nehalem documentation 3788f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 3789f0057310SLen Brown * bit[1] less so... 3790f0057310SLen Brown */ 3791f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 3792f0057310SLen Brown { 3793f0057310SLen Brown unsigned long long msr; 3794f0057310SLen Brown 3795f0057310SLen Brown if (!do_nhm_platform_info) 3796f0057310SLen Brown return; 3797f0057310SLen Brown 3798cf4cbe53SLen Brown if (no_MSR_MISC_PWR_MGMT) 3799cf4cbe53SLen Brown return; 3800cf4cbe53SLen Brown 3801f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 3802ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 3803f0057310SLen Brown base_cpu, msr, 3804f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 3805ddadb8adSSrinivas Pandruvada msr & (1 << 1) ? "EN" : "DIS", 3806ddadb8adSSrinivas Pandruvada msr & (1 << 8) ? "EN" : "DIS"); 3807f0057310SLen Brown } 380871616c8eSLen Brown /* 380971616c8eSLen Brown * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG 381071616c8eSLen Brown * 381171616c8eSLen Brown * This MSRs are present on Silvermont processors, 381271616c8eSLen Brown * Intel Atom processor E3000 series (Baytrail), and friends. 381371616c8eSLen Brown */ 381471616c8eSLen Brown void decode_c6_demotion_policy_msr(void) 381571616c8eSLen Brown { 381671616c8eSLen Brown unsigned long long msr; 381771616c8eSLen Brown 381871616c8eSLen Brown if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr)) 381971616c8eSLen Brown fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n", 382071616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 382171616c8eSLen Brown 382271616c8eSLen Brown if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr)) 382371616c8eSLen Brown fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n", 382471616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 382571616c8eSLen Brown } 38267f5c258eSLen Brown 3827fcd17211SLen Brown void process_cpuid() 3828103a8feaSLen Brown { 382961a87ba7SLen Brown unsigned int eax, ebx, ecx, edx, max_level, max_extended_level; 3830103a8feaSLen Brown unsigned int fms, family, model, stepping; 3831b3a34e93SLen Brown unsigned int has_turbo; 3832103a8feaSLen Brown 3833103a8feaSLen Brown eax = ebx = ecx = edx = 0; 3834103a8feaSLen Brown 38355aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 3836103a8feaSLen Brown 3837103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 3838103a8feaSLen Brown genuine_intel = 1; 3839103a8feaSLen Brown 384096e47158SLen Brown if (!quiet) 3841b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 3842103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 3843103a8feaSLen Brown 38445aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 3845103a8feaSLen Brown family = (fms >> 8) & 0xf; 3846103a8feaSLen Brown model = (fms >> 4) & 0xf; 3847103a8feaSLen Brown stepping = fms & 0xf; 3848103a8feaSLen Brown if (family == 6 || family == 0xf) 3849103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 3850103a8feaSLen Brown 385196e47158SLen Brown if (!quiet) { 3852b7d8c148SLen Brown fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 3853103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 3854aa8d8cc7SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n", 385569807a63SLen Brown ecx & (1 << 0) ? "SSE3" : "-", 385669807a63SLen Brown ecx & (1 << 3) ? "MONITOR" : "-", 3857aa8d8cc7SLen Brown ecx & (1 << 6) ? "SMX" : "-", 385869807a63SLen Brown ecx & (1 << 7) ? "EIST" : "-", 385969807a63SLen Brown ecx & (1 << 8) ? "TM2" : "-", 386069807a63SLen Brown edx & (1 << 4) ? "TSC" : "-", 386169807a63SLen Brown edx & (1 << 5) ? "MSR" : "-", 386269807a63SLen Brown edx & (1 << 22) ? "ACPI-TM" : "-", 386369807a63SLen Brown edx & (1 << 29) ? "TM" : "-"); 386469807a63SLen Brown } 3865103a8feaSLen Brown 3866b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 3867b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 3868103a8feaSLen Brown 3869103a8feaSLen Brown /* 3870103a8feaSLen Brown * check max extended function levels of CPUID. 3871103a8feaSLen Brown * This is needed to check for invariant TSC. 3872103a8feaSLen Brown * This check is valid for both Intel and AMD. 3873103a8feaSLen Brown */ 3874103a8feaSLen Brown ebx = ecx = edx = 0; 38755aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 3876103a8feaSLen Brown 387761a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 3878103a8feaSLen Brown 3879103a8feaSLen Brown /* 3880103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 3881103a8feaSLen Brown * this check is valid for both Intel and AMD 3882103a8feaSLen Brown */ 38835aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 38848209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 3885d7899447SLen Brown } 3886103a8feaSLen Brown 3887103a8feaSLen Brown /* 3888103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 3889103a8feaSLen Brown * this check is valid for both Intel and AMD 3890103a8feaSLen Brown */ 3891103a8feaSLen Brown 38925aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 38938209e054SThomas Renninger has_aperf = ecx & (1 << 0); 3894812db3f7SLen Brown if (has_aperf) { 3895812db3f7SLen Brown BIC_PRESENT(BIC_Avg_MHz); 3896812db3f7SLen Brown BIC_PRESENT(BIC_Busy); 3897812db3f7SLen Brown BIC_PRESENT(BIC_Bzy_MHz); 3898812db3f7SLen Brown } 3899889facbeSLen Brown do_dts = eax & (1 << 0); 3900812db3f7SLen Brown if (do_dts) 3901812db3f7SLen Brown BIC_PRESENT(BIC_CoreTmp); 3902b3a34e93SLen Brown has_turbo = eax & (1 << 1); 3903889facbeSLen Brown do_ptm = eax & (1 << 6); 3904812db3f7SLen Brown if (do_ptm) 3905812db3f7SLen Brown BIC_PRESENT(BIC_PkgTmp); 39067f5c258eSLen Brown has_hwp = eax & (1 << 7); 39077f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 39087f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 39097f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 39107f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 3911889facbeSLen Brown has_epb = ecx & (1 << 3); 3912889facbeSLen Brown 391396e47158SLen Brown if (!quiet) 3914b3a34e93SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, " 39157f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 39167f5c258eSLen Brown has_aperf ? "" : "No-", 3917b3a34e93SLen Brown has_turbo ? "" : "No-", 39187f5c258eSLen Brown do_dts ? "" : "No-", 39197f5c258eSLen Brown do_ptm ? "" : "No-", 39207f5c258eSLen Brown has_hwp ? "" : "No-", 39217f5c258eSLen Brown has_hwp_notify ? "" : "No-", 39227f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 39237f5c258eSLen Brown has_hwp_epp ? "" : "No-", 39247f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 39257f5c258eSLen Brown has_epb ? "" : "No-"); 3926103a8feaSLen Brown 392796e47158SLen Brown if (!quiet) 392869807a63SLen Brown decode_misc_enable_msr(); 392969807a63SLen Brown 393033148d67SLen Brown 393196e47158SLen Brown if (max_level >= 0x7 && !quiet) { 3932aa8d8cc7SLen Brown int has_sgx; 3933aa8d8cc7SLen Brown 3934aa8d8cc7SLen Brown ecx = 0; 3935aa8d8cc7SLen Brown 3936aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 3937aa8d8cc7SLen Brown 3938aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 3939aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 3940aa8d8cc7SLen Brown 3941aa8d8cc7SLen Brown if (has_sgx) 3942aa8d8cc7SLen Brown decode_feature_control_msr(); 3943aa8d8cc7SLen Brown } 3944aa8d8cc7SLen Brown 394561a87ba7SLen Brown if (max_level >= 0x15) { 39468a5bdf41SLen Brown unsigned int eax_crystal; 39478a5bdf41SLen Brown unsigned int ebx_tsc; 39488a5bdf41SLen Brown 39498a5bdf41SLen Brown /* 39508a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 39518a5bdf41SLen Brown */ 39528a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 39535aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 39548a5bdf41SLen Brown 39558a5bdf41SLen Brown if (ebx_tsc != 0) { 39568a5bdf41SLen Brown 395796e47158SLen Brown if (!quiet && (ebx != 0)) 3958b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 39598a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 39608a5bdf41SLen Brown 39618a5bdf41SLen Brown if (crystal_hz == 0) 39628a5bdf41SLen Brown switch(model) { 3963869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3964869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3965869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3966869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3967e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 3968e8efbc80SLen Brown break; 3969869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 39707268d407SLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 3971ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 3972ec53e594SLen Brown break; 3973869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3974ac01ac13SLen Brown case INTEL_FAM6_ATOM_GEMINI_LAKE: 3975e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 39768a5bdf41SLen Brown break; 39778a5bdf41SLen Brown default: 39788a5bdf41SLen Brown crystal_hz = 0; 39798a5bdf41SLen Brown } 39808a5bdf41SLen Brown 39818a5bdf41SLen Brown if (crystal_hz) { 39828a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 398396e47158SLen Brown if (!quiet) 3984b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 39858a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 39868a5bdf41SLen Brown } 39878a5bdf41SLen Brown } 39888a5bdf41SLen Brown } 398961a87ba7SLen Brown if (max_level >= 0x16) { 399061a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 399161a87ba7SLen Brown 399261a87ba7SLen Brown /* 399361a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 399461a87ba7SLen Brown */ 399561a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 399661a87ba7SLen Brown 39975aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 399896e47158SLen Brown if (!quiet) 3999b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 400061a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 400161a87ba7SLen Brown } 40028a5bdf41SLen Brown 4003b2b34dfeSHubert Chrzaniuk if (has_aperf) 4004b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 4005b2b34dfeSHubert Chrzaniuk 4006812db3f7SLen Brown BIC_PRESENT(BIC_IRQ); 4007812db3f7SLen Brown BIC_PRESENT(BIC_TSC_MHz); 4008812db3f7SLen Brown 4009812db3f7SLen Brown if (probe_nhm_msrs(family, model)) { 4010812db3f7SLen Brown do_nhm_platform_info = 1; 4011812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c1); 4012812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c3); 4013812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c6); 4014812db3f7SLen Brown BIC_PRESENT(BIC_SMI); 4015812db3f7SLen Brown } 4016d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 4017812db3f7SLen Brown 4018812db3f7SLen Brown if (do_snb_cstates) 4019812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c7); 4020812db3f7SLen Brown 40215a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 40220f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__2)) 40230f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc2); 40240f47c08dSLen Brown if (pkg_cstate_limit >= PCL__3) 40250f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc3); 40260f47c08dSLen Brown if (pkg_cstate_limit >= PCL__6) 40270f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 40280f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__7)) 40290f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc7); 40300539ba11SLen Brown if (has_slv_msrs(family, model)) { 40310f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc2); 40320f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 40330f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 40340f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 40350539ba11SLen Brown BIC_PRESENT(BIC_Mod_c6); 40360539ba11SLen Brown use_c1_residency_msr = 1; 40370539ba11SLen Brown } 40387170a374SLen Brown if (is_dnv(family, model)) { 40397170a374SLen Brown BIC_PRESENT(BIC_CPU_c1); 40407170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 40417170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 40427170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 40437170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 40447170a374SLen Brown use_c1_residency_msr = 1; 40457170a374SLen Brown } 404634c76197SLen Brown if (is_skx(family, model)) { 404734c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 404834c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 404934c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 405034c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 405134c76197SLen Brown } 4052ade0ebacSLen Brown if (is_bdx(family, model)) { 4053ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 4054ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 4055ade0ebacSLen Brown } 40560f47c08dSLen Brown if (has_hsw_msrs(family, model)) { 40570f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc8); 40580f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc9); 40590f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc10); 40600f47c08dSLen Brown } 40615a63426eSLen Brown do_irtl_hsw = has_hsw_msrs(family, model); 40620b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 4063144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 4064fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 4065103a8feaSLen Brown 406696e47158SLen Brown if (!quiet) 4067f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 4068f0057310SLen Brown 406996e47158SLen Brown if (!quiet && has_slv_msrs(family, model)) 407071616c8eSLen Brown decode_c6_demotion_policy_msr(); 407171616c8eSLen Brown 4072889facbeSLen Brown rapl_probe(family, model); 40733a9a941dSLen Brown perf_limit_reasons_probe(family, model); 4074889facbeSLen Brown 407596e47158SLen Brown if (!quiet) 40761b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 4077fcd17211SLen Brown 407841618e63SLen Brown if (!quiet) 407941618e63SLen Brown dump_sysfs_cstate_config(); 408041618e63SLen Brown 4081a2b7b749SLen Brown if (has_skl_msrs(family, model)) 4082a2b7b749SLen Brown calculate_tsc_tweak(); 4083a2b7b749SLen Brown 4084812db3f7SLen Brown if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK)) 4085812db3f7SLen Brown BIC_PRESENT(BIC_GFX_rc6); 4086fdf676e5SLen Brown 4087812db3f7SLen Brown if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK)) 4088812db3f7SLen Brown BIC_PRESENT(BIC_GFXMHz); 408927d47356SLen Brown 409096e47158SLen Brown if (!quiet) 409133148d67SLen Brown decode_misc_feature_control(); 409233148d67SLen Brown 4093889facbeSLen Brown return; 4094103a8feaSLen Brown } 4095103a8feaSLen Brown 4096d8af6f5fSLen Brown void help() 4097103a8feaSLen Brown { 4098b7d8c148SLen Brown fprintf(outf, 4099d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 4100d8af6f5fSLen Brown "\n" 4101d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 4102d8af6f5fSLen Brown "when COMMAND completes.\n" 4103d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 4104d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 4105388e9c81SLen Brown "--add add a counter\n" 4106388e9c81SLen Brown " eg. --add msr0x10,u64,cpu,delta,MY_TSC\n" 41071ef7d21aSLen Brown "--cpu cpu-set limit output to summary plus cpu-set cpu-set\n" 410896e47158SLen Brown "--quiet skip decoding system configuration header\n" 4109d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 4110d8af6f5fSLen Brown "--help print this help message\n" 4111*c8ade361SLen Brown "--list list column headers only\n" 4112b7d8c148SLen Brown "--out file create or truncate \"file\" for all output\n" 4113d8af6f5fSLen Brown "--version print version information\n" 4114d8af6f5fSLen Brown "\n" 4115d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 4116103a8feaSLen Brown } 4117103a8feaSLen Brown 4118103a8feaSLen Brown 4119103a8feaSLen Brown /* 4120103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 4121103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 4122103a8feaSLen Brown */ 4123103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 4124103a8feaSLen Brown { 4125103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 4126103a8feaSLen Brown return 1; 4127103a8feaSLen Brown else 4128103a8feaSLen Brown return 0; 4129103a8feaSLen Brown } 4130103a8feaSLen Brown 4131103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 4132103a8feaSLen Brown { 4133103a8feaSLen Brown return 0; 4134103a8feaSLen Brown } 4135103a8feaSLen Brown 4136c98d5d94SLen Brown void topology_probe() 4137c98d5d94SLen Brown { 4138c98d5d94SLen Brown int i; 4139c98d5d94SLen Brown int max_core_id = 0; 4140c98d5d94SLen Brown int max_package_id = 0; 4141c98d5d94SLen Brown int max_siblings = 0; 4142c98d5d94SLen Brown struct cpu_topology { 4143c98d5d94SLen Brown int core_id; 4144c98d5d94SLen Brown int physical_package_id; 4145c98d5d94SLen Brown } *cpus; 4146c98d5d94SLen Brown 4147c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 4148c98d5d94SLen Brown topo.num_cpus = 0; 4149c98d5d94SLen Brown topo.max_cpu_num = 0; 4150c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 4151c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 4152812db3f7SLen Brown BIC_PRESENT(BIC_CPU); 4153c98d5d94SLen Brown 4154d8af6f5fSLen Brown if (debug > 1) 4155b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 4156c98d5d94SLen Brown 4157c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 4158b2c95d90SJosh Triplett if (cpus == NULL) 4159b2c95d90SJosh Triplett err(1, "calloc cpus"); 4160c98d5d94SLen Brown 4161c98d5d94SLen Brown /* 4162c98d5d94SLen Brown * Allocate and initialize cpu_present_set 4163c98d5d94SLen Brown */ 4164c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4165b2c95d90SJosh Triplett if (cpu_present_set == NULL) 4166b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4167c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4168c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 4169c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 4170c98d5d94SLen Brown 4171c98d5d94SLen Brown /* 41721ef7d21aSLen Brown * Validate that all cpus in cpu_subset are also in cpu_present_set 41731ef7d21aSLen Brown */ 41741ef7d21aSLen Brown for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) { 41751ef7d21aSLen Brown if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset)) 41761ef7d21aSLen Brown if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set)) 41771ef7d21aSLen Brown err(1, "cpu%d not present", i); 41781ef7d21aSLen Brown } 41791ef7d21aSLen Brown 41801ef7d21aSLen Brown /* 4181c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 4182c98d5d94SLen Brown */ 4183c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4184b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 4185b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4186c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4187c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 4188c98d5d94SLen Brown 4189c98d5d94SLen Brown 4190c98d5d94SLen Brown /* 4191c98d5d94SLen Brown * For online cpus 4192c98d5d94SLen Brown * find max_core_id, max_package_id 4193c98d5d94SLen Brown */ 4194c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 4195c98d5d94SLen Brown int siblings; 4196c98d5d94SLen Brown 4197c98d5d94SLen Brown if (cpu_is_not_present(i)) { 4198d8af6f5fSLen Brown if (debug > 1) 4199b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 4200c98d5d94SLen Brown continue; 4201c98d5d94SLen Brown } 4202c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 4203c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 4204c98d5d94SLen Brown max_core_id = cpus[i].core_id; 4205c98d5d94SLen Brown 4206c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 4207c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 4208c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 4209c98d5d94SLen Brown 4210c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 4211c98d5d94SLen Brown if (siblings > max_siblings) 4212c98d5d94SLen Brown max_siblings = siblings; 4213d8af6f5fSLen Brown if (debug > 1) 4214b7d8c148SLen Brown fprintf(outf, "cpu %d pkg %d core %d\n", 4215c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 4216c98d5d94SLen Brown } 4217c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 4218d8af6f5fSLen Brown if (debug > 1) 4219b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 4220c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 42210f47c08dSLen Brown if (!summary_only && topo.num_cores_per_pkg > 1) 4222812db3f7SLen Brown BIC_PRESENT(BIC_Core); 4223c98d5d94SLen Brown 4224c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 4225d8af6f5fSLen Brown if (debug > 1) 4226b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 4227c98d5d94SLen Brown max_package_id, topo.num_packages); 42281cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 4229812db3f7SLen Brown BIC_PRESENT(BIC_Package); 4230c98d5d94SLen Brown 4231c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 4232d8af6f5fSLen Brown if (debug > 1) 4233b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 4234c98d5d94SLen Brown 4235c98d5d94SLen Brown free(cpus); 4236c98d5d94SLen Brown } 4237c98d5d94SLen Brown 4238c98d5d94SLen Brown void 4239c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 4240c98d5d94SLen Brown { 4241c98d5d94SLen Brown int i; 4242c98d5d94SLen Brown 4243c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 4244678a3bd1SLen Brown topo.num_packages, sizeof(struct thread_data)); 4245c98d5d94SLen Brown if (*t == NULL) 4246c98d5d94SLen Brown goto error; 4247c98d5d94SLen Brown 4248c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 4249c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 4250c98d5d94SLen Brown (*t)[i].cpu_id = -1; 4251c98d5d94SLen Brown 4252c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 4253678a3bd1SLen Brown sizeof(struct core_data)); 4254c98d5d94SLen Brown if (*c == NULL) 4255c98d5d94SLen Brown goto error; 4256c98d5d94SLen Brown 4257c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 4258c98d5d94SLen Brown (*c)[i].core_id = -1; 4259c98d5d94SLen Brown 4260678a3bd1SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 4261c98d5d94SLen Brown if (*p == NULL) 4262c98d5d94SLen Brown goto error; 4263c98d5d94SLen Brown 4264c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 4265c98d5d94SLen Brown (*p)[i].package_id = i; 4266c98d5d94SLen Brown 4267c98d5d94SLen Brown return; 4268c98d5d94SLen Brown error: 4269b2c95d90SJosh Triplett err(1, "calloc counters"); 4270c98d5d94SLen Brown } 4271c98d5d94SLen Brown /* 4272c98d5d94SLen Brown * init_counter() 4273c98d5d94SLen Brown * 4274c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 4275c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 4276c98d5d94SLen Brown * 4277c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 4278c98d5d94SLen Brown */ 4279c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 4280c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 4281c98d5d94SLen Brown int pkg_num, int cpu_id) 4282c98d5d94SLen Brown { 4283c98d5d94SLen Brown struct thread_data *t; 4284c98d5d94SLen Brown struct core_data *c; 4285c98d5d94SLen Brown struct pkg_data *p; 4286c98d5d94SLen Brown 4287c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 4288c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 4289c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 4290c98d5d94SLen Brown 4291c98d5d94SLen Brown t->cpu_id = cpu_id; 4292c98d5d94SLen Brown if (thread_num == 0) { 4293c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 4294c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 4295c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 4296c98d5d94SLen Brown } 4297c98d5d94SLen Brown 4298c98d5d94SLen Brown c->core_id = core_num; 4299c98d5d94SLen Brown p->package_id = pkg_num; 4300c98d5d94SLen Brown } 4301c98d5d94SLen Brown 4302c98d5d94SLen Brown 4303c98d5d94SLen Brown int initialize_counters(int cpu_id) 4304c98d5d94SLen Brown { 4305c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 4306c98d5d94SLen Brown 4307c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 4308c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 4309e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 4310e275b388SDasaratharaman Chandramouli if (!my_thread_id) 4311c98d5d94SLen Brown topo.num_cores++; 4312c98d5d94SLen Brown 4313c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 4314c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 4315c98d5d94SLen Brown return 0; 4316c98d5d94SLen Brown } 4317c98d5d94SLen Brown 4318c98d5d94SLen Brown void allocate_output_buffer() 4319c98d5d94SLen Brown { 43203b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 4321c98d5d94SLen Brown outp = output_buffer; 4322b2c95d90SJosh Triplett if (outp == NULL) 4323b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 4324c98d5d94SLen Brown } 432536229897SLen Brown void allocate_fd_percpu(void) 432636229897SLen Brown { 432701a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 432836229897SLen Brown if (fd_percpu == NULL) 432936229897SLen Brown err(-1, "calloc fd_percpu"); 433036229897SLen Brown } 4331562a2d37SLen Brown void allocate_irq_buffers(void) 4332562a2d37SLen Brown { 4333562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 4334562a2d37SLen Brown if (irq_column_2_cpu == NULL) 4335562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 4336c98d5d94SLen Brown 433701a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 4338562a2d37SLen Brown if (irqs_per_cpu == NULL) 433901a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 4340562a2d37SLen Brown } 4341c98d5d94SLen Brown void setup_all_buffers(void) 4342c98d5d94SLen Brown { 4343c98d5d94SLen Brown topology_probe(); 4344562a2d37SLen Brown allocate_irq_buffers(); 434536229897SLen Brown allocate_fd_percpu(); 4346c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 4347c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 4348c98d5d94SLen Brown allocate_output_buffer(); 4349c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 4350c98d5d94SLen Brown } 43513b4d5c7fSAndy Shevchenko 43527ce7d5deSPrarit Bhargava void set_base_cpu(void) 43537ce7d5deSPrarit Bhargava { 43547ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 43557ce7d5deSPrarit Bhargava if (base_cpu < 0) 43567ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 43577ce7d5deSPrarit Bhargava 43587ce7d5deSPrarit Bhargava if (debug > 1) 4359b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 43607ce7d5deSPrarit Bhargava } 43617ce7d5deSPrarit Bhargava 4362103a8feaSLen Brown void turbostat_init() 4363103a8feaSLen Brown { 43647ce7d5deSPrarit Bhargava setup_all_buffers(); 43657ce7d5deSPrarit Bhargava set_base_cpu(); 4366103a8feaSLen Brown check_dev_msr(); 436798481e79SLen Brown check_permissions(); 4368fcd17211SLen Brown process_cpuid(); 4369103a8feaSLen Brown 4370103a8feaSLen Brown 437196e47158SLen Brown if (!quiet) 43727f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 43737f5c258eSLen Brown 437496e47158SLen Brown if (!quiet) 4375889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 4376889facbeSLen Brown 437796e47158SLen Brown if (!quiet) 43783a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 43793a9a941dSLen Brown 438096e47158SLen Brown if (!quiet) 4381889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 4382889facbeSLen Brown 4383889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 4384889facbeSLen Brown 438596e47158SLen Brown if (!quiet) 4386889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 43875a63426eSLen Brown 438896e47158SLen Brown if (!quiet && do_irtl_snb) 43895a63426eSLen Brown print_irtl(); 4390103a8feaSLen Brown } 4391103a8feaSLen Brown 4392103a8feaSLen Brown int fork_it(char **argv) 4393103a8feaSLen Brown { 4394103a8feaSLen Brown pid_t child_pid; 4395d91bb17cSLen Brown int status; 4396d15cf7c1SLen Brown 4397218f0e8dSLen Brown snapshot_proc_sysfs_files(); 4398d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 4399d91bb17cSLen Brown if (status) 4400d91bb17cSLen Brown exit(status); 4401d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 4402d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 4403103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 4404103a8feaSLen Brown 4405103a8feaSLen Brown child_pid = fork(); 4406103a8feaSLen Brown if (!child_pid) { 4407103a8feaSLen Brown /* child */ 4408103a8feaSLen Brown execvp(argv[0], argv); 4409103a8feaSLen Brown } else { 4410103a8feaSLen Brown 4411103a8feaSLen Brown /* parent */ 4412b2c95d90SJosh Triplett if (child_pid == -1) 4413b2c95d90SJosh Triplett err(1, "fork"); 4414103a8feaSLen Brown 4415103a8feaSLen Brown signal(SIGINT, SIG_IGN); 4416103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 4417b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 4418b2c95d90SJosh Triplett err(status, "waitpid"); 4419103a8feaSLen Brown } 4420c98d5d94SLen Brown /* 4421c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 4422c98d5d94SLen Brown * because re-starting is problematic when forking 4423c98d5d94SLen Brown */ 4424218f0e8dSLen Brown snapshot_proc_sysfs_files(); 4425c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 4426103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 4427103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 4428ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 4429ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 4430ba3dec99SLen Brown else { 4431c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 4432c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 4433ba3dec99SLen Brown } 4434103a8feaSLen Brown 4435b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 4436b7d8c148SLen Brown 4437b7d8c148SLen Brown flush_output_stderr(); 4438103a8feaSLen Brown 4439d91bb17cSLen Brown return status; 4440103a8feaSLen Brown } 4441103a8feaSLen Brown 44423b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 44433b4d5c7fSAndy Shevchenko { 44443b4d5c7fSAndy Shevchenko int status; 44453b4d5c7fSAndy Shevchenko 4446218f0e8dSLen Brown snapshot_proc_sysfs_files(); 44473b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 44483b4d5c7fSAndy Shevchenko if (status) 44493b4d5c7fSAndy Shevchenko return status; 44503b4d5c7fSAndy Shevchenko 44513b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 44523b4d5c7fSAndy Shevchenko if (status) 44533b4d5c7fSAndy Shevchenko return status; 44543b4d5c7fSAndy Shevchenko 4455b7d8c148SLen Brown flush_output_stdout(); 44563b4d5c7fSAndy Shevchenko 44573b4d5c7fSAndy Shevchenko return status; 44583b4d5c7fSAndy Shevchenko } 44593b4d5c7fSAndy Shevchenko 4460d8af6f5fSLen Brown void print_version() { 44610539ba11SLen Brown fprintf(outf, "turbostat version 4.17 10 Jan 2017" 4462d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 4463d8af6f5fSLen Brown } 4464d8af6f5fSLen Brown 4465495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name, 4466495c7654SLen Brown unsigned int width, enum counter_scope scope, 446741618e63SLen Brown enum counter_type type, enum counter_format format, int flags) 4468388e9c81SLen Brown { 4469388e9c81SLen Brown struct msr_counter *msrp; 4470388e9c81SLen Brown 4471388e9c81SLen Brown msrp = calloc(1, sizeof(struct msr_counter)); 4472388e9c81SLen Brown if (msrp == NULL) { 4473388e9c81SLen Brown perror("calloc"); 4474388e9c81SLen Brown exit(1); 4475388e9c81SLen Brown } 4476388e9c81SLen Brown 4477388e9c81SLen Brown msrp->msr_num = msr_num; 4478388e9c81SLen Brown strncpy(msrp->name, name, NAME_BYTES); 4479495c7654SLen Brown if (path) 4480495c7654SLen Brown strncpy(msrp->path, path, PATH_BYTES); 4481388e9c81SLen Brown msrp->width = width; 4482388e9c81SLen Brown msrp->type = type; 4483388e9c81SLen Brown msrp->format = format; 448441618e63SLen Brown msrp->flags = flags; 4485388e9c81SLen Brown 4486388e9c81SLen Brown switch (scope) { 4487388e9c81SLen Brown 4488388e9c81SLen Brown case SCOPE_CPU: 4489388e9c81SLen Brown msrp->next = sys.tp; 4490388e9c81SLen Brown sys.tp = msrp; 4491678a3bd1SLen Brown sys.added_thread_counters++; 4492678a3bd1SLen Brown if (sys.added_thread_counters > MAX_ADDED_COUNTERS) { 4493678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added thread counters\n", 4494678a3bd1SLen Brown MAX_ADDED_COUNTERS); 4495678a3bd1SLen Brown exit(-1); 4496678a3bd1SLen Brown } 4497388e9c81SLen Brown break; 4498388e9c81SLen Brown 4499388e9c81SLen Brown case SCOPE_CORE: 4500388e9c81SLen Brown msrp->next = sys.cp; 4501388e9c81SLen Brown sys.cp = msrp; 4502678a3bd1SLen Brown sys.added_core_counters++; 4503678a3bd1SLen Brown if (sys.added_core_counters > MAX_ADDED_COUNTERS) { 4504678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added core counters\n", 4505678a3bd1SLen Brown MAX_ADDED_COUNTERS); 4506678a3bd1SLen Brown exit(-1); 4507678a3bd1SLen Brown } 4508388e9c81SLen Brown break; 4509388e9c81SLen Brown 4510388e9c81SLen Brown case SCOPE_PACKAGE: 4511388e9c81SLen Brown msrp->next = sys.pp; 4512388e9c81SLen Brown sys.pp = msrp; 4513678a3bd1SLen Brown sys.added_package_counters++; 4514678a3bd1SLen Brown if (sys.added_package_counters > MAX_ADDED_COUNTERS) { 4515678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added package counters\n", 4516678a3bd1SLen Brown MAX_ADDED_COUNTERS); 4517678a3bd1SLen Brown exit(-1); 4518678a3bd1SLen Brown } 4519388e9c81SLen Brown break; 4520388e9c81SLen Brown } 4521388e9c81SLen Brown 4522388e9c81SLen Brown return 0; 4523388e9c81SLen Brown } 4524388e9c81SLen Brown 4525388e9c81SLen Brown void parse_add_command(char *add_command) 4526388e9c81SLen Brown { 4527388e9c81SLen Brown int msr_num = 0; 4528495c7654SLen Brown char *path = NULL; 45290f47c08dSLen Brown char name_buffer[NAME_BYTES] = ""; 4530388e9c81SLen Brown int width = 64; 4531388e9c81SLen Brown int fail = 0; 4532388e9c81SLen Brown enum counter_scope scope = SCOPE_CPU; 4533388e9c81SLen Brown enum counter_type type = COUNTER_CYCLES; 4534388e9c81SLen Brown enum counter_format format = FORMAT_DELTA; 4535388e9c81SLen Brown 4536388e9c81SLen Brown while (add_command) { 4537388e9c81SLen Brown 4538388e9c81SLen Brown if (sscanf(add_command, "msr0x%x", &msr_num) == 1) 4539388e9c81SLen Brown goto next; 4540388e9c81SLen Brown 4541388e9c81SLen Brown if (sscanf(add_command, "msr%d", &msr_num) == 1) 4542388e9c81SLen Brown goto next; 4543388e9c81SLen Brown 4544495c7654SLen Brown if (*add_command == '/') { 4545495c7654SLen Brown path = add_command; 4546495c7654SLen Brown goto next; 4547495c7654SLen Brown } 4548495c7654SLen Brown 4549388e9c81SLen Brown if (sscanf(add_command, "u%d", &width) == 1) { 4550388e9c81SLen Brown if ((width == 32) || (width == 64)) 4551388e9c81SLen Brown goto next; 4552388e9c81SLen Brown width = 64; 4553388e9c81SLen Brown } 4554388e9c81SLen Brown if (!strncmp(add_command, "cpu", strlen("cpu"))) { 4555388e9c81SLen Brown scope = SCOPE_CPU; 4556388e9c81SLen Brown goto next; 4557388e9c81SLen Brown } 4558388e9c81SLen Brown if (!strncmp(add_command, "core", strlen("core"))) { 4559388e9c81SLen Brown scope = SCOPE_CORE; 4560388e9c81SLen Brown goto next; 4561388e9c81SLen Brown } 4562388e9c81SLen Brown if (!strncmp(add_command, "package", strlen("package"))) { 4563388e9c81SLen Brown scope = SCOPE_PACKAGE; 4564388e9c81SLen Brown goto next; 4565388e9c81SLen Brown } 4566388e9c81SLen Brown if (!strncmp(add_command, "cycles", strlen("cycles"))) { 4567388e9c81SLen Brown type = COUNTER_CYCLES; 4568388e9c81SLen Brown goto next; 4569388e9c81SLen Brown } 4570388e9c81SLen Brown if (!strncmp(add_command, "seconds", strlen("seconds"))) { 4571388e9c81SLen Brown type = COUNTER_SECONDS; 4572388e9c81SLen Brown goto next; 4573388e9c81SLen Brown } 457441618e63SLen Brown if (!strncmp(add_command, "usec", strlen("usec"))) { 457541618e63SLen Brown type = COUNTER_USEC; 457641618e63SLen Brown goto next; 457741618e63SLen Brown } 4578388e9c81SLen Brown if (!strncmp(add_command, "raw", strlen("raw"))) { 4579388e9c81SLen Brown format = FORMAT_RAW; 4580388e9c81SLen Brown goto next; 4581388e9c81SLen Brown } 4582388e9c81SLen Brown if (!strncmp(add_command, "delta", strlen("delta"))) { 4583388e9c81SLen Brown format = FORMAT_DELTA; 4584388e9c81SLen Brown goto next; 4585388e9c81SLen Brown } 4586388e9c81SLen Brown if (!strncmp(add_command, "percent", strlen("percent"))) { 4587388e9c81SLen Brown format = FORMAT_PERCENT; 4588388e9c81SLen Brown goto next; 4589388e9c81SLen Brown } 4590388e9c81SLen Brown 4591388e9c81SLen Brown if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) { /* 18 < NAME_BYTES */ 4592388e9c81SLen Brown char *eos; 4593388e9c81SLen Brown 4594388e9c81SLen Brown eos = strchr(name_buffer, ','); 4595388e9c81SLen Brown if (eos) 4596388e9c81SLen Brown *eos = '\0'; 4597388e9c81SLen Brown goto next; 4598388e9c81SLen Brown } 4599388e9c81SLen Brown 4600388e9c81SLen Brown next: 4601388e9c81SLen Brown add_command = strchr(add_command, ','); 4602495c7654SLen Brown if (add_command) { 4603495c7654SLen Brown *add_command = '\0'; 4604388e9c81SLen Brown add_command++; 4605495c7654SLen Brown } 4606388e9c81SLen Brown 4607388e9c81SLen Brown } 4608495c7654SLen Brown if ((msr_num == 0) && (path == NULL)) { 4609495c7654SLen Brown fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n"); 4610388e9c81SLen Brown fail++; 4611388e9c81SLen Brown } 4612388e9c81SLen Brown 4613388e9c81SLen Brown /* generate default column header */ 4614388e9c81SLen Brown if (*name_buffer == '\0') { 4615388e9c81SLen Brown if (format == FORMAT_RAW) { 4616388e9c81SLen Brown if (width == 32) 4617388e9c81SLen Brown sprintf(name_buffer, "msr%d", msr_num); 4618388e9c81SLen Brown else 4619388e9c81SLen Brown sprintf(name_buffer, "MSR%d", msr_num); 4620388e9c81SLen Brown } else if (format == FORMAT_DELTA) { 4621388e9c81SLen Brown if (width == 32) 4622388e9c81SLen Brown sprintf(name_buffer, "cnt%d", msr_num); 4623388e9c81SLen Brown else 4624388e9c81SLen Brown sprintf(name_buffer, "CNT%d", msr_num); 4625388e9c81SLen Brown } else if (format == FORMAT_PERCENT) { 4626388e9c81SLen Brown if (width == 32) 4627388e9c81SLen Brown sprintf(name_buffer, "msr%d%%", msr_num); 4628388e9c81SLen Brown else 4629388e9c81SLen Brown sprintf(name_buffer, "MSR%d%%", msr_num); 4630388e9c81SLen Brown } 4631388e9c81SLen Brown } 4632388e9c81SLen Brown 463341618e63SLen Brown if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0)) 4634388e9c81SLen Brown fail++; 4635388e9c81SLen Brown 4636388e9c81SLen Brown if (fail) { 4637388e9c81SLen Brown help(); 4638388e9c81SLen Brown exit(1); 4639388e9c81SLen Brown } 4640388e9c81SLen Brown } 464141618e63SLen Brown 464241618e63SLen Brown void probe_sysfs(void) 464341618e63SLen Brown { 464441618e63SLen Brown char path[64]; 464541618e63SLen Brown char name_buf[16]; 464641618e63SLen Brown FILE *input; 464741618e63SLen Brown int state; 464841618e63SLen Brown char *sp; 464941618e63SLen Brown 465041618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 465141618e63SLen Brown return; 465241618e63SLen Brown 465341618e63SLen Brown for (state = 10; state > 0; --state) { 465441618e63SLen Brown 465541618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 465641618e63SLen Brown base_cpu, state); 465741618e63SLen Brown input = fopen(path, "r"); 465841618e63SLen Brown if (input == NULL) 465941618e63SLen Brown continue; 466041618e63SLen Brown fgets(name_buf, sizeof(name_buf), input); 466141618e63SLen Brown 466241618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 466341618e63SLen Brown sp = strchr(name_buf, '-'); 466441618e63SLen Brown if (!sp) 466541618e63SLen Brown sp = strchrnul(name_buf, '\n'); 466641618e63SLen Brown *sp = '%'; 466741618e63SLen Brown *(sp + 1) = '\0'; 466841618e63SLen Brown 466941618e63SLen Brown fclose(input); 467041618e63SLen Brown 467141618e63SLen Brown sprintf(path, "cpuidle/state%d/time", state); 467241618e63SLen Brown 467341618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC, 467441618e63SLen Brown FORMAT_PERCENT, SYSFS_PERCPU); 467541618e63SLen Brown } 467641618e63SLen Brown 467741618e63SLen Brown for (state = 10; state > 0; --state) { 467841618e63SLen Brown 467941618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 468041618e63SLen Brown base_cpu, state); 468141618e63SLen Brown input = fopen(path, "r"); 468241618e63SLen Brown if (input == NULL) 468341618e63SLen Brown continue; 468441618e63SLen Brown fgets(name_buf, sizeof(name_buf), input); 468541618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 468641618e63SLen Brown sp = strchr(name_buf, '-'); 468741618e63SLen Brown if (!sp) 468841618e63SLen Brown sp = strchrnul(name_buf, '\n'); 468941618e63SLen Brown *sp = '\0'; 469041618e63SLen Brown fclose(input); 469141618e63SLen Brown 469241618e63SLen Brown sprintf(path, "cpuidle/state%d/usage", state); 469341618e63SLen Brown 469441618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS, 469541618e63SLen Brown FORMAT_DELTA, SYSFS_PERCPU); 469641618e63SLen Brown } 469741618e63SLen Brown 469841618e63SLen Brown } 469941618e63SLen Brown 47001ef7d21aSLen Brown 47011ef7d21aSLen Brown /* 47021ef7d21aSLen Brown * parse cpuset with following syntax 47031ef7d21aSLen Brown * 1,2,4..6,8-10 and set bits in cpu_subset 47041ef7d21aSLen Brown */ 47051ef7d21aSLen Brown void parse_cpu_command(char *optarg) 47061ef7d21aSLen Brown { 47071ef7d21aSLen Brown unsigned int start, end; 47081ef7d21aSLen Brown char *next; 47091ef7d21aSLen Brown 47101ef7d21aSLen Brown cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS); 47111ef7d21aSLen Brown if (cpu_subset == NULL) 47121ef7d21aSLen Brown err(3, "CPU_ALLOC"); 47131ef7d21aSLen Brown cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS); 47141ef7d21aSLen Brown 47151ef7d21aSLen Brown CPU_ZERO_S(cpu_subset_size, cpu_subset); 47161ef7d21aSLen Brown 47171ef7d21aSLen Brown next = optarg; 47181ef7d21aSLen Brown 47191ef7d21aSLen Brown while (next && *next) { 47201ef7d21aSLen Brown 47211ef7d21aSLen Brown if (*next == '-') /* no negative cpu numbers */ 47221ef7d21aSLen Brown goto error; 47231ef7d21aSLen Brown 47241ef7d21aSLen Brown start = strtoul(next, &next, 10); 47251ef7d21aSLen Brown 47261ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 47271ef7d21aSLen Brown goto error; 47281ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 47291ef7d21aSLen Brown 47301ef7d21aSLen Brown if (*next == '\0') 47311ef7d21aSLen Brown break; 47321ef7d21aSLen Brown 47331ef7d21aSLen Brown if (*next == ',') { 47341ef7d21aSLen Brown next += 1; 47351ef7d21aSLen Brown continue; 47361ef7d21aSLen Brown } 47371ef7d21aSLen Brown 47381ef7d21aSLen Brown if (*next == '-') { 47391ef7d21aSLen Brown next += 1; /* start range */ 47401ef7d21aSLen Brown } else if (*next == '.') { 47411ef7d21aSLen Brown next += 1; 47421ef7d21aSLen Brown if (*next == '.') 47431ef7d21aSLen Brown next += 1; /* start range */ 47441ef7d21aSLen Brown else 47451ef7d21aSLen Brown goto error; 47461ef7d21aSLen Brown } 47471ef7d21aSLen Brown 47481ef7d21aSLen Brown end = strtoul(next, &next, 10); 47491ef7d21aSLen Brown if (end <= start) 47501ef7d21aSLen Brown goto error; 47511ef7d21aSLen Brown 47521ef7d21aSLen Brown while (++start <= end) { 47531ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 47541ef7d21aSLen Brown goto error; 47551ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 47561ef7d21aSLen Brown } 47571ef7d21aSLen Brown 47581ef7d21aSLen Brown if (*next == ',') 47591ef7d21aSLen Brown next += 1; 47601ef7d21aSLen Brown else if (*next != '\0') 47611ef7d21aSLen Brown goto error; 47621ef7d21aSLen Brown } 47631ef7d21aSLen Brown 47641ef7d21aSLen Brown return; 47651ef7d21aSLen Brown 47661ef7d21aSLen Brown error: 47671ef7d21aSLen Brown fprintf(stderr, "'--cpu %s' malformed\n", optarg); 47681ef7d21aSLen Brown exit(-1); 47691ef7d21aSLen Brown } 47701ef7d21aSLen Brown 4771812db3f7SLen Brown /* 4772812db3f7SLen Brown * HIDE_LIST - hide this list of counters, show the rest [default] 4773812db3f7SLen Brown * SHOW_LIST - show this list of counters, hide the rest 4774812db3f7SLen Brown */ 4775812db3f7SLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST; 4776812db3f7SLen Brown 4777812db3f7SLen Brown int shown; 4778812db3f7SLen Brown /* 4779812db3f7SLen Brown * parse_show_hide() - process cmdline to set default counter action 4780812db3f7SLen Brown */ 4781812db3f7SLen Brown void parse_show_hide(char *optarg, enum show_hide_mode new_mode) 4782812db3f7SLen Brown { 4783812db3f7SLen Brown /* 4784812db3f7SLen Brown * --show: show only those specified 4785812db3f7SLen Brown * The 1st invocation will clear and replace the enabled mask 4786812db3f7SLen Brown * subsequent invocations can add to it. 4787812db3f7SLen Brown */ 4788812db3f7SLen Brown if (new_mode == SHOW_LIST) { 4789812db3f7SLen Brown if (shown == 0) 4790812db3f7SLen Brown bic_enabled = bic_lookup(optarg); 4791812db3f7SLen Brown else 4792812db3f7SLen Brown bic_enabled |= bic_lookup(optarg); 4793812db3f7SLen Brown shown = 1; 4794812db3f7SLen Brown 4795812db3f7SLen Brown return; 4796812db3f7SLen Brown } 4797812db3f7SLen Brown 4798812db3f7SLen Brown /* 4799812db3f7SLen Brown * --hide: do not show those specified 4800812db3f7SLen Brown * multiple invocations simply clear more bits in enabled mask 4801812db3f7SLen Brown */ 4802812db3f7SLen Brown bic_enabled &= ~bic_lookup(optarg); 480341618e63SLen Brown 4804812db3f7SLen Brown } 4805812db3f7SLen Brown 4806103a8feaSLen Brown void cmdline(int argc, char **argv) 4807103a8feaSLen Brown { 4808103a8feaSLen Brown int opt; 4809d8af6f5fSLen Brown int option_index = 0; 4810d8af6f5fSLen Brown static struct option long_options[] = { 4811388e9c81SLen Brown {"add", required_argument, 0, 'a'}, 48121ef7d21aSLen Brown {"cpu", required_argument, 0, 'c'}, 4813d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 481496e47158SLen Brown {"debug", no_argument, 0, 'd'}, /* internal, not documented */ 4815d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 4816d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 4817812db3f7SLen Brown {"hide", required_argument, 0, 'H'}, // meh, -h taken by --help 4818d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 4819*c8ade361SLen Brown {"list", no_argument, 0, 'l'}, 4820b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 4821d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 4822d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 482396e47158SLen Brown {"quiet", no_argument, 0, 'q'}, 4824812db3f7SLen Brown {"show", required_argument, 0, 's'}, 4825d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 4826d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 4827d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 4828d8af6f5fSLen Brown {0, 0, 0, 0 } 4829d8af6f5fSLen Brown }; 4830103a8feaSLen Brown 4831103a8feaSLen Brown progname = argv[0]; 4832103a8feaSLen Brown 483396e47158SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpqST:v", 4834d8af6f5fSLen Brown long_options, &option_index)) != -1) { 4835103a8feaSLen Brown switch (opt) { 4836388e9c81SLen Brown case 'a': 4837388e9c81SLen Brown parse_add_command(optarg); 4838388e9c81SLen Brown break; 48391ef7d21aSLen Brown case 'c': 48401ef7d21aSLen Brown parse_cpu_command(optarg); 48411ef7d21aSLen Brown break; 4842d8af6f5fSLen Brown case 'D': 4843d8af6f5fSLen Brown dump_only++; 48448e180f3cSLen Brown break; 4845d8af6f5fSLen Brown case 'd': 4846d8af6f5fSLen Brown debug++; 48472f32edf1SLen Brown break; 4848812db3f7SLen Brown case 'H': 4849812db3f7SLen Brown parse_show_hide(optarg, HIDE_LIST); 4850812db3f7SLen Brown break; 4851d8af6f5fSLen Brown case 'h': 4852d8af6f5fSLen Brown default: 4853d8af6f5fSLen Brown help(); 4854d8af6f5fSLen Brown exit(1); 4855d8af6f5fSLen Brown case 'i': 48562a0609c0SLen Brown { 48572a0609c0SLen Brown double interval = strtod(optarg, NULL); 48582a0609c0SLen Brown 48592a0609c0SLen Brown if (interval < 0.001) { 4860b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 48612a0609c0SLen Brown interval); 48622a0609c0SLen Brown exit(2); 48632a0609c0SLen Brown } 48642a0609c0SLen Brown 48652a0609c0SLen Brown interval_ts.tv_sec = interval; 48662a0609c0SLen Brown interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 48672a0609c0SLen Brown } 4868889facbeSLen Brown break; 48695c56be9aSDirk Brandewie case 'J': 48705c56be9aSDirk Brandewie rapl_joules++; 48715c56be9aSDirk Brandewie break; 4872*c8ade361SLen Brown case 'l': 4873*c8ade361SLen Brown list_header_only++; 4874*c8ade361SLen Brown quiet++; 4875*c8ade361SLen Brown break; 4876b7d8c148SLen Brown case 'o': 4877b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 4878b7d8c148SLen Brown break; 4879d8af6f5fSLen Brown case 'P': 4880d8af6f5fSLen Brown show_pkg_only++; 4881d8af6f5fSLen Brown break; 4882d8af6f5fSLen Brown case 'p': 4883d8af6f5fSLen Brown show_core_only++; 4884d8af6f5fSLen Brown break; 488596e47158SLen Brown case 'q': 488696e47158SLen Brown quiet = 1; 488796e47158SLen Brown break; 4888812db3f7SLen Brown case 's': 4889812db3f7SLen Brown parse_show_hide(optarg, SHOW_LIST); 4890812db3f7SLen Brown break; 4891d8af6f5fSLen Brown case 'S': 4892d8af6f5fSLen Brown summary_only++; 4893d8af6f5fSLen Brown break; 4894d8af6f5fSLen Brown case 'T': 4895d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 4896d8af6f5fSLen Brown break; 4897d8af6f5fSLen Brown case 'v': 4898d8af6f5fSLen Brown print_version(); 4899d8af6f5fSLen Brown exit(0); 4900d8af6f5fSLen Brown break; 4901103a8feaSLen Brown } 4902103a8feaSLen Brown } 4903103a8feaSLen Brown } 4904103a8feaSLen Brown 4905103a8feaSLen Brown int main(int argc, char **argv) 4906103a8feaSLen Brown { 4907b7d8c148SLen Brown outf = stderr; 4908b7d8c148SLen Brown 4909103a8feaSLen Brown cmdline(argc, argv); 4910103a8feaSLen Brown 491196e47158SLen Brown if (!quiet) 4912d8af6f5fSLen Brown print_version(); 4913103a8feaSLen Brown 491441618e63SLen Brown probe_sysfs(); 491541618e63SLen Brown 4916103a8feaSLen Brown turbostat_init(); 4917103a8feaSLen Brown 49183b4d5c7fSAndy Shevchenko /* dump counters and exit */ 49193b4d5c7fSAndy Shevchenko if (dump_only) 49203b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 49213b4d5c7fSAndy Shevchenko 4922*c8ade361SLen Brown /* list header and exit */ 4923*c8ade361SLen Brown if (list_header_only) { 4924*c8ade361SLen Brown print_header(","); 4925*c8ade361SLen Brown flush_output_stdout(); 4926*c8ade361SLen Brown return 0; 4927*c8ade361SLen Brown } 4928*c8ade361SLen Brown 4929103a8feaSLen Brown /* 4930103a8feaSLen Brown * if any params left, it must be a command to fork 4931103a8feaSLen Brown */ 4932103a8feaSLen Brown if (argc - optind) 4933103a8feaSLen Brown return fork_it(argv + optind); 4934103a8feaSLen Brown else 4935103a8feaSLen Brown turbostat_loop(); 4936103a8feaSLen Brown 4937103a8feaSLen Brown return 0; 4938103a8feaSLen Brown } 4939