1103a8feaSLen Brown /* 2103a8feaSLen Brown * turbostat -- show CPU frequency and C-state residency 334041551SLen Brown * on modern Intel and AMD 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> 32b9ad8ee0SLen Brown #include <sys/select.h> 33103a8feaSLen Brown #include <sys/resource.h> 34103a8feaSLen Brown #include <fcntl.h> 35103a8feaSLen Brown #include <signal.h> 36103a8feaSLen Brown #include <sys/time.h> 37103a8feaSLen Brown #include <stdlib.h> 38d8af6f5fSLen Brown #include <getopt.h> 39103a8feaSLen Brown #include <dirent.h> 40103a8feaSLen Brown #include <string.h> 41103a8feaSLen Brown #include <ctype.h> 4288c3281fSLen Brown #include <sched.h> 432a0609c0SLen Brown #include <time.h> 442b92865eSJosh Triplett #include <cpuid.h> 4598481e79SLen Brown #include <linux/capability.h> 4698481e79SLen Brown #include <errno.h> 479392bd98SCalvin Walton #include <math.h> 48103a8feaSLen Brown 49103a8feaSLen Brown char *proc_stat = "/proc/stat"; 50b7d8c148SLen Brown FILE *outf; 5136229897SLen Brown int *fd_percpu; 52b9ad8ee0SLen Brown struct timeval interval_tv = {5, 0}; 5347936f94SArtem Bityutskiy struct timespec interval_ts = {5, 0}; 54b9ad8ee0SLen Brown struct timespec one_msec = {0, 1000000}; 55023fe0acSChen Yu unsigned int num_iterations; 56d8af6f5fSLen Brown unsigned int debug; 5796e47158SLen Brown unsigned int quiet; 583f44a5c6SLen Brown unsigned int shown; 590de6c0dfSLen Brown unsigned int sums_need_wide_columns; 60d8af6f5fSLen Brown unsigned int rapl_joules; 61d8af6f5fSLen Brown unsigned int summary_only; 62c8ade361SLen Brown unsigned int list_header_only; 63d8af6f5fSLen Brown unsigned int dump_only; 64103a8feaSLen Brown unsigned int do_snb_cstates; 65fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 66144b44b1SLen Brown unsigned int do_slm_cstates; 67144b44b1SLen Brown unsigned int use_c1_residency_msr; 68103a8feaSLen Brown unsigned int has_aperf; 69889facbeSLen Brown unsigned int has_epb; 705a63426eSLen Brown unsigned int do_irtl_snb; 715a63426eSLen Brown unsigned int do_irtl_hsw; 72fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 73103a8feaSLen Brown unsigned int genuine_intel; 7434041551SLen Brown unsigned int authentic_amd; 7534041551SLen Brown unsigned int max_level, max_extended_level; 76103a8feaSLen Brown unsigned int has_invariant_tsc; 77d7899447SLen Brown unsigned int do_nhm_platform_info; 78cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT; 79b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 80103a8feaSLen Brown double bclk; 81a2b7b749SLen Brown double base_hz; 8221ed5574SLen Brown unsigned int has_base_hz; 83a2b7b749SLen Brown double tsc_tweak = 1.0; 84c98d5d94SLen Brown unsigned int show_pkg_only; 85c98d5d94SLen Brown unsigned int show_core_only; 86c98d5d94SLen Brown char *output_buffer, *outp; 87889facbeSLen Brown unsigned int do_rapl; 88889facbeSLen Brown unsigned int do_dts; 89889facbeSLen Brown unsigned int do_ptm; 90fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 91be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us; 92be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us; 9327d47356SLen Brown unsigned int gfx_cur_mhz; 94889facbeSLen Brown unsigned int tcc_activation_temp; 95889facbeSLen Brown unsigned int tcc_activation_temp_override; 9640ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 9740ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 98889facbeSLen Brown double rapl_joule_counter_range; 993a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 100ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion; 1013a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 1023a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 1038a5bdf41SLen Brown unsigned int crystal_hz; 1048a5bdf41SLen Brown unsigned long long tsc_hz; 1057ce7d5deSPrarit Bhargava int base_cpu; 10621ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 1077f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 1087f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 1097f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 1107f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1117f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1127f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 11333148d67SLen Brown unsigned int has_misc_feature_control; 1144c2122d4SLen Brown unsigned int first_counter_read = 1; 115889facbeSLen Brown 116889facbeSLen Brown #define RAPL_PKG (1 << 0) 117e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 118e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 119e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 120e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 121e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 122e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 123e6f9bb3cSLen Brown 124889facbeSLen Brown #define RAPL_DRAM (1 << 3) 125e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 126e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 127e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 128e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1290b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1300b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 131e6f9bb3cSLen Brown 1329148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT (1 << 6) 133e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 1340b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 135e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 136e6f9bb3cSLen Brown 1370b2bb692SLen Brown #define RAPL_GFX (1 << 8) 138e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 139e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 140e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 1419148494cSJacob Pan 1429148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS (1 << 9) 1439148494cSJacob Pan /* 0x639 MSR_PP0_ENERGY_STATUS */ 1449392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY (1 << 10) 1459392bd98SCalvin Walton /* Indicates cores energy collection is per-core, 1469392bd98SCalvin Walton * not per-package. */ 1479392bd98SCalvin Walton #define RAPL_AMD_F17H (1 << 11) 1489392bd98SCalvin Walton /* 0xc0010299 MSR_RAPL_PWR_UNIT */ 1499392bd98SCalvin Walton /* 0xc001029a MSR_CORE_ENERGY_STAT */ 1509392bd98SCalvin Walton /* 0xc001029b MSR_PKG_ENERGY_STAT */ 1519148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT) 152889facbeSLen Brown #define TJMAX_DEFAULT 100 153889facbeSLen Brown 1549392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */ 1559392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT 0xc0010299 1569392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT 0xc001029a 1579392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT 0xc001029b 1589392bd98SCalvin Walton 159889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 160103a8feaSLen Brown 161388e9c81SLen Brown /* 162388e9c81SLen Brown * buffer size used by sscanf() for added column names 163388e9c81SLen Brown * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters 164388e9c81SLen Brown */ 165388e9c81SLen Brown #define NAME_BYTES 20 166495c7654SLen Brown #define PATH_BYTES 128 167388e9c81SLen Brown 168103a8feaSLen Brown int backwards_count; 169103a8feaSLen Brown char *progname; 170103a8feaSLen Brown 1711ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS 1024 /* need to use before probe... */ 1721ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset; 1731ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size; 1740748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8 1750748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24 1760e2d8f05SLen Brown #define BITMASK_SIZE 32 177c98d5d94SLen Brown 178c98d5d94SLen Brown struct thread_data { 179f4fdf2b4SLen Brown struct timeval tv_begin; 180f4fdf2b4SLen Brown struct timeval tv_end; 181c98d5d94SLen Brown unsigned long long tsc; 182c98d5d94SLen Brown unsigned long long aperf; 183c98d5d94SLen Brown unsigned long long mperf; 184144b44b1SLen Brown unsigned long long c1; 1850de6c0dfSLen Brown unsigned long long irq_count; 1861ed51011SLen Brown unsigned int smi_count; 187c98d5d94SLen Brown unsigned int cpu_id; 1884c2122d4SLen Brown unsigned int apic_id; 1894c2122d4SLen Brown unsigned int x2apic_id; 190c98d5d94SLen Brown unsigned int flags; 191c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 192c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 1930748eaf0SLen Brown unsigned long long counter[MAX_ADDED_THREAD_COUNTERS]; 194c98d5d94SLen Brown } *thread_even, *thread_odd; 195c98d5d94SLen Brown 196c98d5d94SLen Brown struct core_data { 197c98d5d94SLen Brown unsigned long long c3; 198c98d5d94SLen Brown unsigned long long c6; 199c98d5d94SLen Brown unsigned long long c7; 2000539ba11SLen Brown unsigned long long mc6_us; /* duplicate as per-core for now, even though per module */ 201889facbeSLen Brown unsigned int core_temp_c; 2029392bd98SCalvin Walton unsigned int core_energy; /* MSR_CORE_ENERGY_STAT */ 203c98d5d94SLen Brown unsigned int core_id; 204678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 205c98d5d94SLen Brown } *core_even, *core_odd; 206c98d5d94SLen Brown 207c98d5d94SLen Brown struct pkg_data { 208c98d5d94SLen Brown unsigned long long pc2; 209c98d5d94SLen Brown unsigned long long pc3; 210c98d5d94SLen Brown unsigned long long pc6; 211c98d5d94SLen Brown unsigned long long pc7; 212ca58710fSKristen Carlson Accardi unsigned long long pc8; 213ca58710fSKristen Carlson Accardi unsigned long long pc9; 214ca58710fSKristen Carlson Accardi unsigned long long pc10; 215be0e54c4SLen Brown unsigned long long cpu_lpi; 216be0e54c4SLen Brown unsigned long long sys_lpi; 2170b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 2180b2bb692SLen Brown unsigned long long pkg_any_core_c0; 2190b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 2200b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 2219185e988SLen Brown long long gfx_rc6_ms; 22227d47356SLen Brown unsigned int gfx_mhz; 223c98d5d94SLen Brown unsigned int package_id; 224889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 225889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 226889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 227889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 228889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 229889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 230889facbeSLen Brown unsigned int pkg_temp_c; 231678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 232c98d5d94SLen Brown } *package_even, *package_odd; 233c98d5d94SLen Brown 234c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 235c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 236c98d5d94SLen Brown 23740f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no) \ 23840f5cfe7SPrarit Bhargava ((thread_base) + \ 23940f5cfe7SPrarit Bhargava ((pkg_no) * \ 24040f5cfe7SPrarit Bhargava topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \ 24140f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node * topo.threads_per_core) + \ 24240f5cfe7SPrarit Bhargava ((core_no) * topo.threads_per_core) + \ 24340f5cfe7SPrarit Bhargava (thread_no)) 24440f5cfe7SPrarit Bhargava 24540f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no) \ 24640f5cfe7SPrarit Bhargava ((core_base) + \ 24740f5cfe7SPrarit Bhargava ((pkg_no) * topo.nodes_per_pkg * topo.cores_per_node) + \ 24840f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node) + \ 24940f5cfe7SPrarit Bhargava (core_no)) 25040f5cfe7SPrarit Bhargava 25140f5cfe7SPrarit Bhargava 252c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 253c98d5d94SLen Brown 254388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE}; 25541618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC}; 256388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT}; 257388e9c81SLen Brown 258388e9c81SLen Brown struct msr_counter { 259388e9c81SLen Brown unsigned int msr_num; 260388e9c81SLen Brown char name[NAME_BYTES]; 261495c7654SLen Brown char path[PATH_BYTES]; 262388e9c81SLen Brown unsigned int width; 263388e9c81SLen Brown enum counter_type type; 264388e9c81SLen Brown enum counter_format format; 265388e9c81SLen Brown struct msr_counter *next; 266812db3f7SLen Brown unsigned int flags; 267812db3f7SLen Brown #define FLAGS_HIDE (1 << 0) 268812db3f7SLen Brown #define FLAGS_SHOW (1 << 1) 26941618e63SLen Brown #define SYSFS_PERCPU (1 << 1) 270388e9c81SLen Brown }; 271388e9c81SLen Brown 272388e9c81SLen Brown struct sys_counters { 273678a3bd1SLen Brown unsigned int added_thread_counters; 274678a3bd1SLen Brown unsigned int added_core_counters; 275678a3bd1SLen Brown unsigned int added_package_counters; 276388e9c81SLen Brown struct msr_counter *tp; 277388e9c81SLen Brown struct msr_counter *cp; 278388e9c81SLen Brown struct msr_counter *pp; 279388e9c81SLen Brown } sys; 280388e9c81SLen Brown 281c98d5d94SLen Brown struct system_summary { 282c98d5d94SLen Brown struct thread_data threads; 283c98d5d94SLen Brown struct core_data cores; 284c98d5d94SLen Brown struct pkg_data packages; 285388e9c81SLen Brown } average; 286c98d5d94SLen Brown 2870e2d8f05SLen Brown struct cpu_topology { 2880e2d8f05SLen Brown int physical_package_id; 2896de68fe1SLen Brown int die_id; 2900e2d8f05SLen Brown int logical_cpu_id; 291ef605741SPrarit Bhargava int physical_node_id; 292ef605741SPrarit Bhargava int logical_node_id; /* 0-based count within the package */ 2930e2d8f05SLen Brown int physical_core_id; 2948cb48b32SPrarit Bhargava int thread_id; 2950e2d8f05SLen Brown cpu_set_t *put_ids; /* Processing Unit/Thread IDs */ 2960e2d8f05SLen Brown } *cpus; 297c98d5d94SLen Brown 298c98d5d94SLen Brown struct topo_params { 299c98d5d94SLen Brown int num_packages; 3006de68fe1SLen Brown int num_die; 301103a8feaSLen Brown int num_cpus; 302c98d5d94SLen Brown int num_cores; 303c98d5d94SLen Brown int max_cpu_num; 304ef605741SPrarit Bhargava int max_node_num; 30570a9c6e8SPrarit Bhargava int nodes_per_pkg; 30670a9c6e8SPrarit Bhargava int cores_per_node; 30770a9c6e8SPrarit Bhargava int threads_per_core; 308c98d5d94SLen Brown } topo; 309103a8feaSLen Brown 310c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 311103a8feaSLen Brown 312562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 313562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 314562a2d37SLen Brown 315c98d5d94SLen Brown void setup_all_buffers(void); 316103a8feaSLen Brown 317c98d5d94SLen Brown int cpu_is_not_present(int cpu) 318d15cf7c1SLen Brown { 319c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 320c98d5d94SLen Brown } 321c98d5d94SLen Brown /* 322c98d5d94SLen Brown * run func(thread, core, package) in topology order 323c98d5d94SLen Brown * skip non-present cpus 324c98d5d94SLen Brown */ 325c98d5d94SLen Brown 326c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 327c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 328c98d5d94SLen Brown { 32940f5cfe7SPrarit Bhargava int retval, pkg_no, core_no, thread_no, node_no; 330c98d5d94SLen Brown 331c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 332df2f677dSLen Brown for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) { 33370a9c6e8SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; ++core_no) { 334c98d5d94SLen Brown for (thread_no = 0; thread_no < 33570a9c6e8SPrarit Bhargava topo.threads_per_core; ++thread_no) { 336c98d5d94SLen Brown struct thread_data *t; 337c98d5d94SLen Brown struct core_data *c; 338c98d5d94SLen Brown struct pkg_data *p; 339c98d5d94SLen Brown 34040f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_no, 34140f5cfe7SPrarit Bhargava core_no, node_no, 34240f5cfe7SPrarit Bhargava pkg_no); 343c98d5d94SLen Brown 344c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 345c98d5d94SLen Brown continue; 346c98d5d94SLen Brown 34740f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_no, 34840f5cfe7SPrarit Bhargava node_no, pkg_no); 349c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 350c98d5d94SLen Brown 351c98d5d94SLen Brown retval = func(t, c, p); 352c98d5d94SLen Brown if (retval) 353c98d5d94SLen Brown return retval; 354c98d5d94SLen Brown } 355c98d5d94SLen Brown } 356c98d5d94SLen Brown } 35740f5cfe7SPrarit Bhargava } 358d15cf7c1SLen Brown return 0; 359d15cf7c1SLen Brown } 360d15cf7c1SLen Brown 36188c3281fSLen Brown int cpu_migrate(int cpu) 36288c3281fSLen Brown { 363c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 364c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 365c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 36688c3281fSLen Brown return -1; 36788c3281fSLen Brown else 36888c3281fSLen Brown return 0; 36988c3281fSLen Brown } 37036229897SLen Brown int get_msr_fd(int cpu) 371103a8feaSLen Brown { 372103a8feaSLen Brown char pathname[32]; 373103a8feaSLen Brown int fd; 374103a8feaSLen Brown 37536229897SLen Brown fd = fd_percpu[cpu]; 37636229897SLen Brown 37736229897SLen Brown if (fd) 37836229897SLen Brown return fd; 37936229897SLen Brown 380103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 381103a8feaSLen Brown fd = open(pathname, O_RDONLY); 38215aaa346SLen Brown if (fd < 0) 38398481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 384103a8feaSLen Brown 38536229897SLen Brown fd_percpu[cpu] = fd; 38636229897SLen Brown 38736229897SLen Brown return fd; 38836229897SLen Brown } 38936229897SLen Brown 39036229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 39136229897SLen Brown { 39236229897SLen Brown ssize_t retval; 39336229897SLen Brown 39436229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 39515aaa346SLen Brown 39698481e79SLen Brown if (retval != sizeof *msr) 397cf4cbe53SLen Brown err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset); 39815aaa346SLen Brown 39915aaa346SLen Brown return 0; 400103a8feaSLen Brown } 401103a8feaSLen Brown 402fc04cc67SLen Brown /* 403bdd5ae3aSLen Brown * This list matches the column headers, except 404bdd5ae3aSLen Brown * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time 405bdd5ae3aSLen Brown * 2. Core and CPU are moved to the end, we can't have strings that contain them 406bdd5ae3aSLen Brown * matching on them for --show and --hide. 407fc04cc67SLen Brown */ 408812db3f7SLen Brown struct msr_counter bic[] = { 4093f44a5c6SLen Brown { 0x0, "usec" }, 4103f44a5c6SLen Brown { 0x0, "Time_Of_Day_Seconds" }, 411812db3f7SLen Brown { 0x0, "Package" }, 412bdd5ae3aSLen Brown { 0x0, "Node" }, 413812db3f7SLen Brown { 0x0, "Avg_MHz" }, 414bdd5ae3aSLen Brown { 0x0, "Busy%" }, 415812db3f7SLen Brown { 0x0, "Bzy_MHz" }, 416812db3f7SLen Brown { 0x0, "TSC_MHz" }, 417812db3f7SLen Brown { 0x0, "IRQ" }, 418495c7654SLen Brown { 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL}, 419bdd5ae3aSLen Brown { 0x0, "sysfs" }, 420812db3f7SLen Brown { 0x0, "CPU%c1" }, 421812db3f7SLen Brown { 0x0, "CPU%c3" }, 422812db3f7SLen Brown { 0x0, "CPU%c6" }, 423812db3f7SLen Brown { 0x0, "CPU%c7" }, 424812db3f7SLen Brown { 0x0, "ThreadC" }, 425812db3f7SLen Brown { 0x0, "CoreTmp" }, 426812db3f7SLen Brown { 0x0, "CoreCnt" }, 427812db3f7SLen Brown { 0x0, "PkgTmp" }, 428812db3f7SLen Brown { 0x0, "GFX%rc6" }, 429812db3f7SLen Brown { 0x0, "GFXMHz" }, 430812db3f7SLen Brown { 0x0, "Pkg%pc2" }, 431812db3f7SLen Brown { 0x0, "Pkg%pc3" }, 432812db3f7SLen Brown { 0x0, "Pkg%pc6" }, 433812db3f7SLen Brown { 0x0, "Pkg%pc7" }, 4340f47c08dSLen Brown { 0x0, "Pkg%pc8" }, 4350f47c08dSLen Brown { 0x0, "Pkg%pc9" }, 4364bd1f8f2SLen Brown { 0x0, "Pk%pc10" }, 437be0e54c4SLen Brown { 0x0, "CPU%LPI" }, 438be0e54c4SLen Brown { 0x0, "SYS%LPI" }, 439812db3f7SLen Brown { 0x0, "PkgWatt" }, 440812db3f7SLen Brown { 0x0, "CorWatt" }, 441812db3f7SLen Brown { 0x0, "GFXWatt" }, 442812db3f7SLen Brown { 0x0, "PkgCnt" }, 443812db3f7SLen Brown { 0x0, "RAMWatt" }, 444812db3f7SLen Brown { 0x0, "PKG_%" }, 445812db3f7SLen Brown { 0x0, "RAM_%" }, 446812db3f7SLen Brown { 0x0, "Pkg_J" }, 447812db3f7SLen Brown { 0x0, "Cor_J" }, 448812db3f7SLen Brown { 0x0, "GFX_J" }, 449812db3f7SLen Brown { 0x0, "RAM_J" }, 4500539ba11SLen Brown { 0x0, "Mod%c6" }, 451a99d8730SLen Brown { 0x0, "Totl%C0" }, 452a99d8730SLen Brown { 0x0, "Any%C0" }, 453a99d8730SLen Brown { 0x0, "GFX%C0" }, 454a99d8730SLen Brown { 0x0, "CPUGFX%" }, 455bdd5ae3aSLen Brown { 0x0, "Core" }, 456bdd5ae3aSLen Brown { 0x0, "CPU" }, 4574c2122d4SLen Brown { 0x0, "APIC" }, 4584c2122d4SLen Brown { 0x0, "X2APIC" }, 4596de68fe1SLen Brown { 0x0, "Die" }, 460812db3f7SLen Brown }; 461812db3f7SLen Brown 462812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter)) 4633f44a5c6SLen Brown #define BIC_USEC (1ULL << 0) 4643f44a5c6SLen Brown #define BIC_TOD (1ULL << 1) 4653f44a5c6SLen Brown #define BIC_Package (1ULL << 2) 466bdd5ae3aSLen Brown #define BIC_Node (1ULL << 3) 467bdd5ae3aSLen Brown #define BIC_Avg_MHz (1ULL << 4) 468bdd5ae3aSLen Brown #define BIC_Busy (1ULL << 5) 469bdd5ae3aSLen Brown #define BIC_Bzy_MHz (1ULL << 6) 470bdd5ae3aSLen Brown #define BIC_TSC_MHz (1ULL << 7) 471bdd5ae3aSLen Brown #define BIC_IRQ (1ULL << 8) 472bdd5ae3aSLen Brown #define BIC_SMI (1ULL << 9) 473bdd5ae3aSLen Brown #define BIC_sysfs (1ULL << 10) 474bdd5ae3aSLen Brown #define BIC_CPU_c1 (1ULL << 11) 475bdd5ae3aSLen Brown #define BIC_CPU_c3 (1ULL << 12) 476bdd5ae3aSLen Brown #define BIC_CPU_c6 (1ULL << 13) 477bdd5ae3aSLen Brown #define BIC_CPU_c7 (1ULL << 14) 478bdd5ae3aSLen Brown #define BIC_ThreadC (1ULL << 15) 479bdd5ae3aSLen Brown #define BIC_CoreTmp (1ULL << 16) 480bdd5ae3aSLen Brown #define BIC_CoreCnt (1ULL << 17) 481bdd5ae3aSLen Brown #define BIC_PkgTmp (1ULL << 18) 482bdd5ae3aSLen Brown #define BIC_GFX_rc6 (1ULL << 19) 483bdd5ae3aSLen Brown #define BIC_GFXMHz (1ULL << 20) 484bdd5ae3aSLen Brown #define BIC_Pkgpc2 (1ULL << 21) 485bdd5ae3aSLen Brown #define BIC_Pkgpc3 (1ULL << 22) 486bdd5ae3aSLen Brown #define BIC_Pkgpc6 (1ULL << 23) 487bdd5ae3aSLen Brown #define BIC_Pkgpc7 (1ULL << 24) 488bdd5ae3aSLen Brown #define BIC_Pkgpc8 (1ULL << 25) 489bdd5ae3aSLen Brown #define BIC_Pkgpc9 (1ULL << 26) 490bdd5ae3aSLen Brown #define BIC_Pkgpc10 (1ULL << 27) 491bdd5ae3aSLen Brown #define BIC_CPU_LPI (1ULL << 28) 492bdd5ae3aSLen Brown #define BIC_SYS_LPI (1ULL << 29) 493bdd5ae3aSLen Brown #define BIC_PkgWatt (1ULL << 30) 494bdd5ae3aSLen Brown #define BIC_CorWatt (1ULL << 31) 495bdd5ae3aSLen Brown #define BIC_GFXWatt (1ULL << 32) 496bdd5ae3aSLen Brown #define BIC_PkgCnt (1ULL << 33) 497bdd5ae3aSLen Brown #define BIC_RAMWatt (1ULL << 34) 498bdd5ae3aSLen Brown #define BIC_PKG__ (1ULL << 35) 499bdd5ae3aSLen Brown #define BIC_RAM__ (1ULL << 36) 500bdd5ae3aSLen Brown #define BIC_Pkg_J (1ULL << 37) 501bdd5ae3aSLen Brown #define BIC_Cor_J (1ULL << 38) 502bdd5ae3aSLen Brown #define BIC_GFX_J (1ULL << 39) 503bdd5ae3aSLen Brown #define BIC_RAM_J (1ULL << 40) 504bdd5ae3aSLen Brown #define BIC_Mod_c6 (1ULL << 41) 505bdd5ae3aSLen Brown #define BIC_Totl_c0 (1ULL << 42) 506bdd5ae3aSLen Brown #define BIC_Any_c0 (1ULL << 43) 507bdd5ae3aSLen Brown #define BIC_GFX_c0 (1ULL << 44) 508bdd5ae3aSLen Brown #define BIC_CPUGFX (1ULL << 45) 509bdd5ae3aSLen Brown #define BIC_Core (1ULL << 46) 510bdd5ae3aSLen Brown #define BIC_CPU (1ULL << 47) 5114c2122d4SLen Brown #define BIC_APIC (1ULL << 48) 5124c2122d4SLen Brown #define BIC_X2APIC (1ULL << 49) 5136de68fe1SLen Brown #define BIC_Die (1ULL << 50) 514812db3f7SLen Brown 5154c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT (BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC) 5163f44a5c6SLen Brown 5173f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT); 5184c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC; 519812db3f7SLen Brown 520812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME) 5213f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME) 522812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT) 5230f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT) 524812db3f7SLen Brown 5253f44a5c6SLen Brown 526dd778a5eSLen Brown #define MAX_DEFERRED 16 527dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED]; 528dd778a5eSLen Brown int deferred_skip_index; 529dd778a5eSLen Brown 530dd778a5eSLen Brown /* 531dd778a5eSLen Brown * HIDE_LIST - hide this list of counters, show the rest [default] 532dd778a5eSLen Brown * SHOW_LIST - show this list of counters, hide the rest 533dd778a5eSLen Brown */ 534dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST; 535dd778a5eSLen Brown 536dd778a5eSLen Brown void help(void) 537dd778a5eSLen Brown { 538dd778a5eSLen Brown fprintf(outf, 539dd778a5eSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 540dd778a5eSLen Brown "\n" 541dd778a5eSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 542dd778a5eSLen Brown "when COMMAND completes.\n" 543dd778a5eSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 544dd778a5eSLen Brown "to print statistics, until interrupted.\n" 545cc481650SNathan Ciobanu " -a, --add add a counter\n" 546dd778a5eSLen Brown " eg. --add msr0x10,u64,cpu,delta,MY_TSC\n" 547cc481650SNathan Ciobanu " -c, --cpu cpu-set limit output to summary plus cpu-set:\n" 548dd778a5eSLen Brown " {core | package | j,k,l..m,n-p }\n" 5499ce80578SNathan Ciobanu " -d, --debug displays usec, Time_Of_Day_Seconds and more debugging\n" 5509ce80578SNathan Ciobanu " -D, --Dump displays the raw counter values\n" 5519ce80578SNathan Ciobanu " -e, --enable [all | column]\n" 5529ce80578SNathan Ciobanu " shows all or the specified disabled column\n" 5539ce80578SNathan Ciobanu " -H, --hide [column|column,column,...]\n" 5549ce80578SNathan Ciobanu " hide the specified column(s)\n" 555cc481650SNathan Ciobanu " -i, --interval sec.subsec\n" 556cc481650SNathan Ciobanu " Override default 5-second measurement interval\n" 5579ce80578SNathan Ciobanu " -J, --Joules displays energy in Joules instead of Watts\n" 558cc481650SNathan Ciobanu " -l, --list list column headers only\n" 559cc481650SNathan Ciobanu " -n, --num_iterations num\n" 560cc481650SNathan Ciobanu " number of the measurement iterations\n" 561cc481650SNathan Ciobanu " -o, --out file\n" 562cc481650SNathan Ciobanu " create or truncate \"file\" for all output\n" 563cc481650SNathan Ciobanu " -q, --quiet skip decoding system configuration header\n" 5649ce80578SNathan Ciobanu " -s, --show [column|column,column,...]\n" 5659ce80578SNathan Ciobanu " show only the specified column(s)\n" 5669ce80578SNathan Ciobanu " -S, --Summary\n" 5679ce80578SNathan Ciobanu " limits output to 1-line system summary per interval\n" 5689ce80578SNathan Ciobanu " -T, --TCC temperature\n" 5699ce80578SNathan Ciobanu " sets the Thermal Control Circuit temperature in\n" 5709ce80578SNathan Ciobanu " degrees Celsius\n" 571cc481650SNathan Ciobanu " -h, --help print this help message\n" 572cc481650SNathan Ciobanu " -v, --version print version information\n" 573dd778a5eSLen Brown "\n" 574dd778a5eSLen Brown "For more help, run \"man turbostat\"\n"); 575dd778a5eSLen Brown } 576dd778a5eSLen Brown 577812db3f7SLen Brown /* 578812db3f7SLen Brown * bic_lookup 579812db3f7SLen Brown * for all the strings in comma separate name_list, 580812db3f7SLen Brown * set the approprate bit in return value. 581812db3f7SLen Brown */ 582dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode) 583812db3f7SLen Brown { 584812db3f7SLen Brown int i; 585812db3f7SLen Brown unsigned long long retval = 0; 586812db3f7SLen Brown 587812db3f7SLen Brown while (name_list) { 588812db3f7SLen Brown char *comma; 589812db3f7SLen Brown 590812db3f7SLen Brown comma = strchr(name_list, ','); 591812db3f7SLen Brown 592812db3f7SLen Brown if (comma) 593812db3f7SLen Brown *comma = '\0'; 594812db3f7SLen Brown 5953f44a5c6SLen Brown if (!strcmp(name_list, "all")) 5963f44a5c6SLen Brown return ~0; 5973f44a5c6SLen Brown 598812db3f7SLen Brown for (i = 0; i < MAX_BIC; ++i) { 599812db3f7SLen Brown if (!strcmp(name_list, bic[i].name)) { 600812db3f7SLen Brown retval |= (1ULL << i); 601812db3f7SLen Brown break; 602812db3f7SLen Brown } 603812db3f7SLen Brown } 604812db3f7SLen Brown if (i == MAX_BIC) { 605dd778a5eSLen Brown if (mode == SHOW_LIST) { 606812db3f7SLen Brown fprintf(stderr, "Invalid counter name: %s\n", name_list); 607812db3f7SLen Brown exit(-1); 608812db3f7SLen Brown } 609dd778a5eSLen Brown deferred_skip_names[deferred_skip_index++] = name_list; 610dd778a5eSLen Brown if (debug) 611dd778a5eSLen Brown fprintf(stderr, "deferred \"%s\"\n", name_list); 612dd778a5eSLen Brown if (deferred_skip_index >= MAX_DEFERRED) { 613dd778a5eSLen Brown fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n", 614dd778a5eSLen Brown MAX_DEFERRED, name_list); 615dd778a5eSLen Brown help(); 616dd778a5eSLen Brown exit(1); 617dd778a5eSLen Brown } 618dd778a5eSLen Brown } 619812db3f7SLen Brown 620812db3f7SLen Brown name_list = comma; 621812db3f7SLen Brown if (name_list) 622812db3f7SLen Brown name_list++; 623812db3f7SLen Brown 624812db3f7SLen Brown } 625812db3f7SLen Brown return retval; 626812db3f7SLen Brown } 627fc04cc67SLen Brown 628dd778a5eSLen Brown 629c8ade361SLen Brown void print_header(char *delim) 630103a8feaSLen Brown { 631388e9c81SLen Brown struct msr_counter *mp; 6326168c2e0SLen Brown int printed = 0; 633388e9c81SLen Brown 6343f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) 6353f44a5c6SLen Brown outp += sprintf(outp, "%susec", (printed++ ? delim : "")); 6363f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 6373f44a5c6SLen Brown outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : "")); 638812db3f7SLen Brown if (DO_BIC(BIC_Package)) 6396168c2e0SLen Brown outp += sprintf(outp, "%sPackage", (printed++ ? delim : "")); 6406de68fe1SLen Brown if (DO_BIC(BIC_Die)) 6416de68fe1SLen Brown outp += sprintf(outp, "%sDie", (printed++ ? delim : "")); 64201235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 64301235041SPrarit Bhargava outp += sprintf(outp, "%sNode", (printed++ ? delim : "")); 644812db3f7SLen Brown if (DO_BIC(BIC_Core)) 6456168c2e0SLen Brown outp += sprintf(outp, "%sCore", (printed++ ? delim : "")); 646812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 6476168c2e0SLen Brown outp += sprintf(outp, "%sCPU", (printed++ ? delim : "")); 6484c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 6494c2122d4SLen Brown outp += sprintf(outp, "%sAPIC", (printed++ ? delim : "")); 6504c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 6514c2122d4SLen Brown outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : "")); 652812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 6536168c2e0SLen Brown outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : "")); 654812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 6556168c2e0SLen Brown outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : "")); 656812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) 6576168c2e0SLen Brown outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : "")); 658812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 6596168c2e0SLen Brown outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : "")); 6601cc21f7bSLen Brown 6610de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 6620de6c0dfSLen Brown if (sums_need_wide_columns) 6636168c2e0SLen Brown outp += sprintf(outp, "%s IRQ", (printed++ ? delim : "")); 6640de6c0dfSLen Brown else 6656168c2e0SLen Brown outp += sprintf(outp, "%sIRQ", (printed++ ? delim : "")); 6660de6c0dfSLen Brown } 6670de6c0dfSLen Brown 668812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 6696168c2e0SLen Brown outp += sprintf(outp, "%sSMI", (printed++ ? delim : "")); 6701cc21f7bSLen Brown 671388e9c81SLen Brown for (mp = sys.tp; mp; mp = mp->next) { 672dd778a5eSLen Brown 673388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 674388e9c81SLen Brown if (mp->width == 64) 675dd778a5eSLen Brown outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name); 676388e9c81SLen Brown else 677dd778a5eSLen Brown outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name); 678388e9c81SLen Brown } else { 6790de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 680dd778a5eSLen Brown outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name); 6810de6c0dfSLen Brown else 682dd778a5eSLen Brown outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name); 683388e9c81SLen Brown } 684388e9c81SLen Brown } 685388e9c81SLen Brown 68641618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 6876168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : "")); 688562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 6896168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : "")); 690812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 6916168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : "")); 692812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 6936168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : "")); 694678a3bd1SLen Brown 6950539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 6966168c2e0SLen Brown outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : "")); 697678a3bd1SLen Brown 698812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 6996168c2e0SLen Brown outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : "")); 700388e9c81SLen Brown 7019392bd98SCalvin Walton if (do_rapl && !rapl_joules) { 7029392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 7039392bd98SCalvin Walton outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 7049392bd98SCalvin Walton } else if (do_rapl && rapl_joules) { 7059392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 7069392bd98SCalvin Walton outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 7079392bd98SCalvin Walton } 7089392bd98SCalvin Walton 709388e9c81SLen Brown for (mp = sys.cp; mp; mp = mp->next) { 710388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 711388e9c81SLen Brown if (mp->width == 64) 712c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 713388e9c81SLen Brown else 714c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 715388e9c81SLen Brown } else { 7160de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 7170de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 7180de6c0dfSLen Brown else 719c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 720388e9c81SLen Brown } 721388e9c81SLen Brown } 722388e9c81SLen Brown 723812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 7246168c2e0SLen Brown outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : "")); 725889facbeSLen Brown 726812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 7276168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : "")); 728fdf676e5SLen Brown 729812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 7306168c2e0SLen Brown outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : "")); 73127d47356SLen Brown 732a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 7336168c2e0SLen Brown outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : "")); 734a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 7356168c2e0SLen Brown outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : "")); 736a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 7376168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : "")); 738a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 7396168c2e0SLen Brown outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : "")); 7400b2bb692SLen Brown 7410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 7426168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : "")); 7430f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 7446168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : "")); 7450f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 7466168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : "")); 7470f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 7486168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : "")); 7490f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 7506168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : "")); 7510f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 7526168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : "")); 7530f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 7546168c2e0SLen Brown outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : "")); 755be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 756be0e54c4SLen Brown outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : "")); 757be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 758be0e54c4SLen Brown outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : "")); 759103a8feaSLen Brown 7605c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 761812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 7626168c2e0SLen Brown outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : "")); 7639392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 7646168c2e0SLen Brown outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 765812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 7666168c2e0SLen Brown outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : "")); 767812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 7686168c2e0SLen Brown outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : "")); 769812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 7706168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 771812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 7726168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 773d7899447SLen Brown } else if (do_rapl && rapl_joules) { 774812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 7756168c2e0SLen Brown outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : "")); 7769392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 7776168c2e0SLen Brown outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 778812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 7796168c2e0SLen Brown outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : "")); 780812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 7816168c2e0SLen Brown outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : "")); 782812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 7836168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 784812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 7856168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 7865c56be9aSDirk Brandewie } 787388e9c81SLen Brown for (mp = sys.pp; mp; mp = mp->next) { 788388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 789388e9c81SLen Brown if (mp->width == 64) 790c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 791388e9c81SLen Brown else 792c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 793388e9c81SLen Brown } else { 7940de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 7950de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 7960de6c0dfSLen Brown else 797c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 798388e9c81SLen Brown } 799388e9c81SLen Brown } 800388e9c81SLen Brown 801c98d5d94SLen Brown outp += sprintf(outp, "\n"); 802103a8feaSLen Brown } 803103a8feaSLen Brown 804c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 805c98d5d94SLen Brown struct pkg_data *p) 806103a8feaSLen Brown { 807388e9c81SLen Brown int i; 808388e9c81SLen Brown struct msr_counter *mp; 809388e9c81SLen Brown 8103b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 811c98d5d94SLen Brown 812c98d5d94SLen Brown if (t) { 8133b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 8143b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 8153b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 8163b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 8173b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 8183b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 8196886fee4SLen Brown 820812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 8210de6c0dfSLen Brown outp += sprintf(outp, "IRQ: %lld\n", t->irq_count); 822812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 823218f0e8dSLen Brown outp += sprintf(outp, "SMI: %d\n", t->smi_count); 824388e9c81SLen Brown 825388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 826388e9c81SLen Brown outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", 827388e9c81SLen Brown i, mp->msr_num, t->counter[i]); 828388e9c81SLen Brown } 829103a8feaSLen Brown } 830103a8feaSLen Brown 831c98d5d94SLen Brown if (c) { 8323b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 8333b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 8343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 8353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 8363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 8379392bd98SCalvin Walton outp += sprintf(outp, "Joules: %0X\n", c->core_energy); 838388e9c81SLen Brown 839388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 840388e9c81SLen Brown outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", 841388e9c81SLen Brown i, mp->msr_num, c->counter[i]); 842388e9c81SLen Brown } 8430539ba11SLen Brown outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us); 844c98d5d94SLen Brown } 845103a8feaSLen Brown 846c98d5d94SLen Brown if (p) { 8473b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 8480b2bb692SLen Brown 8490b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 8500b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 8510b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 8520b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 8530b2bb692SLen Brown 8543b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 8550f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 8563b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 8570f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 8583b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 8590f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 8603b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 8613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 8623b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 8633b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 864be0e54c4SLen Brown outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 865be0e54c4SLen Brown outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi); 866be0e54c4SLen Brown outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi); 8673b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 8683b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 8693b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 8703b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 8713b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 8723b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 8733b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 8743b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 8753b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 876388e9c81SLen Brown 877388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 878388e9c81SLen Brown outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", 879388e9c81SLen Brown i, mp->msr_num, p->counter[i]); 880388e9c81SLen Brown } 881c98d5d94SLen Brown } 8823b4d5c7fSAndy Shevchenko 8833b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 8843b4d5c7fSAndy Shevchenko 885c98d5d94SLen Brown return 0; 886103a8feaSLen Brown } 887103a8feaSLen Brown 888e23da037SLen Brown /* 889e23da037SLen Brown * column formatting convention & formats 890e23da037SLen Brown */ 891c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 892c98d5d94SLen Brown struct pkg_data *p) 893103a8feaSLen Brown { 894008d396eSLen Brown double interval_float, tsc; 895fc04cc67SLen Brown char *fmt8; 896388e9c81SLen Brown int i; 897388e9c81SLen Brown struct msr_counter *mp; 8986168c2e0SLen Brown char *delim = "\t"; 8996168c2e0SLen Brown int printed = 0; 900103a8feaSLen Brown 901c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 902c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 903c98d5d94SLen Brown return 0; 904c98d5d94SLen Brown 905c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 906c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 907c98d5d94SLen Brown return 0; 908c98d5d94SLen Brown 9091ef7d21aSLen Brown /*if not summary line and --cpu is used */ 9101ef7d21aSLen Brown if ((t != &average.threads) && 9111ef7d21aSLen Brown (cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset))) 9121ef7d21aSLen Brown return 0; 9131ef7d21aSLen Brown 9143f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) { 915f4fdf2b4SLen Brown /* on each row, print how many usec each timestamp took to gather */ 916f4fdf2b4SLen Brown struct timeval tv; 917f4fdf2b4SLen Brown 918f4fdf2b4SLen Brown timersub(&t->tv_end, &t->tv_begin, &tv); 919f4fdf2b4SLen Brown outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec); 920f4fdf2b4SLen Brown } 921f4fdf2b4SLen Brown 9223f44a5c6SLen Brown /* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */ 9233f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 9243f44a5c6SLen Brown outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec); 9253f44a5c6SLen Brown 926103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 927103a8feaSLen Brown 928008d396eSLen Brown tsc = t->tsc * tsc_tweak; 929008d396eSLen Brown 930c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 931c98d5d94SLen Brown if (t == &average.threads) { 932812db3f7SLen Brown if (DO_BIC(BIC_Package)) 9336168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9346de68fe1SLen Brown if (DO_BIC(BIC_Die)) 9356de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 93601235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 93701235041SPrarit Bhargava outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 938812db3f7SLen Brown if (DO_BIC(BIC_Core)) 9396168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 940812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 9416168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9424c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 9434c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9444c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 9454c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 946103a8feaSLen Brown } else { 947812db3f7SLen Brown if (DO_BIC(BIC_Package)) { 948c98d5d94SLen Brown if (p) 9496168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id); 950c98d5d94SLen Brown else 9516168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 952c98d5d94SLen Brown } 9536de68fe1SLen Brown if (DO_BIC(BIC_Die)) { 9546de68fe1SLen Brown if (c) 9556de68fe1SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id); 9566de68fe1SLen Brown else 9576de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9586de68fe1SLen Brown } 95901235041SPrarit Bhargava if (DO_BIC(BIC_Node)) { 96001235041SPrarit Bhargava if (t) 96101235041SPrarit Bhargava outp += sprintf(outp, "%s%d", 96201235041SPrarit Bhargava (printed++ ? delim : ""), 96301235041SPrarit Bhargava cpus[t->cpu_id].physical_node_id); 96401235041SPrarit Bhargava else 96501235041SPrarit Bhargava outp += sprintf(outp, "%s-", 96601235041SPrarit Bhargava (printed++ ? delim : "")); 96701235041SPrarit Bhargava } 968812db3f7SLen Brown if (DO_BIC(BIC_Core)) { 969c98d5d94SLen Brown if (c) 9706168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id); 971c98d5d94SLen Brown else 9726168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 973c98d5d94SLen Brown } 974812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 9756168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id); 9764c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 9774c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id); 9784c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 9794c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id); 980103a8feaSLen Brown } 981fc04cc67SLen Brown 982812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 9836168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 984fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 985fc04cc67SLen Brown 986812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 9876168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc); 988103a8feaSLen Brown 989812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) { 99021ed5574SLen Brown if (has_base_hz) 9916168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf); 99221ed5574SLen Brown else 9936168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 994008d396eSLen Brown tsc / units * t->aperf / t->mperf / interval_float); 99521ed5574SLen Brown } 996103a8feaSLen Brown 997812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 9986168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float); 999103a8feaSLen Brown 1000562a2d37SLen Brown /* IRQ */ 10010de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 10020de6c0dfSLen Brown if (sums_need_wide_columns) 10036168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count); 10040de6c0dfSLen Brown else 10056168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count); 10060de6c0dfSLen Brown } 1007562a2d37SLen Brown 10081cc21f7bSLen Brown /* SMI */ 1009812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 10106168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count); 10111cc21f7bSLen Brown 1012678a3bd1SLen Brown /* Added counters */ 1013678a3bd1SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1014678a3bd1SLen Brown if (mp->format == FORMAT_RAW) { 1015678a3bd1SLen Brown if (mp->width == 32) 10165f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]); 1017678a3bd1SLen Brown else 10186168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]); 1019678a3bd1SLen Brown } else if (mp->format == FORMAT_DELTA) { 10200de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 10216168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]); 10220de6c0dfSLen Brown else 10236168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]); 1024678a3bd1SLen Brown } else if (mp->format == FORMAT_PERCENT) { 102541618e63SLen Brown if (mp->type == COUNTER_USEC) 10266168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000); 102741618e63SLen Brown else 10286168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc); 1029678a3bd1SLen Brown } 1030678a3bd1SLen Brown } 1031678a3bd1SLen Brown 103241618e63SLen Brown /* C1 */ 103341618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 10346168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc); 103541618e63SLen Brown 103641618e63SLen Brown 1037c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 1038c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1039c98d5d94SLen Brown goto done; 1040c98d5d94SLen Brown 1041562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 10426168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc); 1043812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 10446168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc); 1045812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 10466168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc); 1047c98d5d94SLen Brown 10480539ba11SLen Brown /* Mod%c6 */ 10490539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 10506168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc); 10510539ba11SLen Brown 1052812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 10536168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c); 1054889facbeSLen Brown 1055388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1056388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1057388e9c81SLen Brown if (mp->width == 32) 10585f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]); 1059388e9c81SLen Brown else 10606168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]); 1061388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 10620de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 10636168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]); 10640de6c0dfSLen Brown else 10656168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]); 1066388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 10676168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc); 1068388e9c81SLen Brown } 1069388e9c81SLen Brown } 1070388e9c81SLen Brown 10719392bd98SCalvin Walton /* 10729392bd98SCalvin Walton * If measurement interval exceeds minimum RAPL Joule Counter range, 10739392bd98SCalvin Walton * indicate that results are suspect by printing "**" in fraction place. 10749392bd98SCalvin Walton */ 10759392bd98SCalvin Walton if (interval_float < rapl_joule_counter_range) 10769392bd98SCalvin Walton fmt8 = "%s%.2f"; 10779392bd98SCalvin Walton else 10789392bd98SCalvin Walton fmt8 = "%6.0f**"; 10799392bd98SCalvin Walton 10809392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 10819392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float); 10829392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 10839392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units); 10849392bd98SCalvin Walton 1085c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 1086c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1087c98d5d94SLen Brown goto done; 1088c98d5d94SLen Brown 10890b2bb692SLen Brown /* PkgTmp */ 1090812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 10916168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c); 1092889facbeSLen Brown 1093fdf676e5SLen Brown /* GFXrc6 */ 1094812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) { 1095ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 10966168c2e0SLen Brown outp += sprintf(outp, "%s**.**", (printed++ ? delim : "")); 10979185e988SLen Brown } else { 10986168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 10999185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 11009185e988SLen Brown } 11019185e988SLen Brown } 1102fdf676e5SLen Brown 110327d47356SLen Brown /* GFXMHz */ 1104812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 11056168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz); 110627d47356SLen Brown 11070b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 1108a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 11096168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc); 1110a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 11116168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc); 1112a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 11136168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc); 1114a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 11156168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc); 11160b2bb692SLen Brown 11170f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 11186168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc); 11190f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 11206168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc); 11210f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 11226168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc); 11230f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 11246168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc); 11250f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 11266168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc); 11270f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 11286168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc); 11290f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 11306168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc); 1131889facbeSLen Brown 1132be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 1133be0e54c4SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float); 1134be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 1135be0e54c4SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float); 1136be0e54c4SLen Brown 1137812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 11386168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float); 11399392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 11406168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float); 1141812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 11426168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float); 1143812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 11446168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float); 1145812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 11466168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units); 11479392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 11486168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units); 1149812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 11506168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units); 1151812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 11526168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units); 1153812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 11546168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 1155812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 11566168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 1157812db3f7SLen Brown 1158388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1159388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1160388e9c81SLen Brown if (mp->width == 32) 11615f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]); 1162388e9c81SLen Brown else 11636168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]); 1164388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 11650de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 11666168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]); 11670de6c0dfSLen Brown else 11686168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]); 1169388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 11706168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc); 1171388e9c81SLen Brown } 1172388e9c81SLen Brown } 1173388e9c81SLen Brown 1174c98d5d94SLen Brown done: 117594d6ab4bSLen Brown if (*(outp - 1) != '\n') 1176c98d5d94SLen Brown outp += sprintf(outp, "\n"); 1177c98d5d94SLen Brown 1178c98d5d94SLen Brown return 0; 1179103a8feaSLen Brown } 1180103a8feaSLen Brown 1181b7d8c148SLen Brown void flush_output_stdout(void) 1182103a8feaSLen Brown { 1183b7d8c148SLen Brown FILE *filep; 1184b7d8c148SLen Brown 1185b7d8c148SLen Brown if (outf == stderr) 1186b7d8c148SLen Brown filep = stdout; 1187b7d8c148SLen Brown else 1188b7d8c148SLen Brown filep = outf; 1189b7d8c148SLen Brown 1190b7d8c148SLen Brown fputs(output_buffer, filep); 1191b7d8c148SLen Brown fflush(filep); 1192b7d8c148SLen Brown 1193c98d5d94SLen Brown outp = output_buffer; 1194c98d5d94SLen Brown } 1195b7d8c148SLen Brown void flush_output_stderr(void) 1196c98d5d94SLen Brown { 1197b7d8c148SLen Brown fputs(output_buffer, outf); 1198b7d8c148SLen Brown fflush(outf); 1199c98d5d94SLen Brown outp = output_buffer; 1200c98d5d94SLen Brown } 1201c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1202c98d5d94SLen Brown { 1203e23da037SLen Brown static int printed; 1204103a8feaSLen Brown 1205e23da037SLen Brown if (!printed || !summary_only) 1206c8ade361SLen Brown print_header("\t"); 1207103a8feaSLen Brown 12089d83601aSLen Brown format_counters(&average.threads, &average.cores, &average.packages); 1209103a8feaSLen Brown 1210e23da037SLen Brown printed = 1; 1211e23da037SLen Brown 1212e23da037SLen Brown if (summary_only) 1213e23da037SLen Brown return; 1214e23da037SLen Brown 1215c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 1216103a8feaSLen Brown } 1217103a8feaSLen Brown 1218889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 1219889facbeSLen Brown if (new > old) { \ 1220889facbeSLen Brown old = new - old; \ 1221889facbeSLen Brown } else { \ 1222889facbeSLen Brown old = 0x100000000 + new - old; \ 1223889facbeSLen Brown } 1224889facbeSLen Brown 1225ba3dec99SLen Brown int 1226c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 1227103a8feaSLen Brown { 1228388e9c81SLen Brown int i; 1229388e9c81SLen Brown struct msr_counter *mp; 12300b2bb692SLen Brown 1231a99d8730SLen Brown 1232a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 12330b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 1234a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 12350b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 1236a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 12370b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 1238a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 12390b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 1240a99d8730SLen Brown 1241c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 12420f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1243c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 12440f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1245c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 12460f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1247c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 1248ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 1249ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 1250ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 1251be0e54c4SLen Brown old->cpu_lpi = new->cpu_lpi - old->cpu_lpi; 1252be0e54c4SLen Brown old->sys_lpi = new->sys_lpi - old->sys_lpi; 1253889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 1254889facbeSLen Brown 12559185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 12569185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 12579185e988SLen Brown old->gfx_rc6_ms = -1; 12589185e988SLen Brown else 1259fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 12609185e988SLen Brown 126127d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 126227d47356SLen Brown 1263889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 1264889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 1265889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 1266889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 1267889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 1268889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 1269ba3dec99SLen Brown 1270388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1271388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1272388e9c81SLen Brown old->counter[i] = new->counter[i]; 1273388e9c81SLen Brown else 1274388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1275388e9c81SLen Brown } 1276388e9c81SLen Brown 1277ba3dec99SLen Brown return 0; 1278103a8feaSLen Brown } 1279103a8feaSLen Brown 1280c98d5d94SLen Brown void 1281c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 1282c98d5d94SLen Brown { 1283388e9c81SLen Brown int i; 1284388e9c81SLen Brown struct msr_counter *mp; 1285388e9c81SLen Brown 1286c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 1287c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 1288c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 1289889facbeSLen Brown old->core_temp_c = new->core_temp_c; 12900539ba11SLen Brown old->mc6_us = new->mc6_us - old->mc6_us; 1291388e9c81SLen Brown 12929392bd98SCalvin Walton DELTA_WRAP32(new->core_energy, old->core_energy); 12939392bd98SCalvin Walton 1294388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1295388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1296388e9c81SLen Brown old->counter[i] = new->counter[i]; 1297388e9c81SLen Brown else 1298388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1299388e9c81SLen Brown } 1300103a8feaSLen Brown } 1301c98d5d94SLen Brown 1302c3ae331dSLen Brown /* 1303c3ae331dSLen Brown * old = new - old 1304c3ae331dSLen Brown */ 1305ba3dec99SLen Brown int 1306c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 1307c98d5d94SLen Brown struct core_data *core_delta) 1308c98d5d94SLen Brown { 1309388e9c81SLen Brown int i; 1310388e9c81SLen Brown struct msr_counter *mp; 1311388e9c81SLen Brown 13124c2122d4SLen Brown /* we run cpuid just the 1st time, copy the results */ 13134c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 13144c2122d4SLen Brown new->apic_id = old->apic_id; 13154c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 13164c2122d4SLen Brown new->x2apic_id = old->x2apic_id; 13174c2122d4SLen Brown 13183f44a5c6SLen Brown /* 13193f44a5c6SLen Brown * the timestamps from start of measurement interval are in "old" 13203f44a5c6SLen Brown * the timestamp from end of measurement interval are in "new" 13213f44a5c6SLen Brown * over-write old w/ new so we can print end of interval values 13223f44a5c6SLen Brown */ 13233f44a5c6SLen Brown 13243f44a5c6SLen Brown old->tv_begin = new->tv_begin; 13253f44a5c6SLen Brown old->tv_end = new->tv_end; 13263f44a5c6SLen Brown 1327c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 1328c98d5d94SLen Brown 1329103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 1330b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 1331b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 1332b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 1333b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 1334103a8feaSLen Brown 1335c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 1336c98d5d94SLen Brown 1337812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 1338c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 1339c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 1340c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 1341c98d5d94SLen Brown } else { 1342ba3dec99SLen Brown return -1; 1343103a8feaSLen Brown } 1344a729617cSLen Brown } 1345103a8feaSLen Brown 1346c98d5d94SLen Brown 1347144b44b1SLen Brown if (use_c1_residency_msr) { 1348144b44b1SLen Brown /* 1349144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 1350144b44b1SLen Brown * which should be more accurate than the derivation below. 1351144b44b1SLen Brown */ 1352144b44b1SLen Brown } else { 1353103a8feaSLen Brown /* 1354c3ae331dSLen Brown * As counter collection is not atomic, 1355c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 1356103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 1357103a8feaSLen Brown */ 135895149369SLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak)) 1359c98d5d94SLen Brown old->c1 = 0; 1360c98d5d94SLen Brown else { 1361c98d5d94SLen Brown /* normal case, derive c1 */ 1362008d396eSLen Brown old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3 1363c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 1364c98d5d94SLen Brown } 1365144b44b1SLen Brown } 1366c3ae331dSLen Brown 1367c98d5d94SLen Brown if (old->mperf == 0) { 1368b7d8c148SLen Brown if (debug > 1) 1369b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 1370c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 1371c98d5d94SLen Brown } 1372103a8feaSLen Brown 1373812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1374562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 1375562a2d37SLen Brown 1376812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 13771ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 1378ba3dec99SLen Brown 1379388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1380388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1381388e9c81SLen Brown old->counter[i] = new->counter[i]; 1382388e9c81SLen Brown else 1383388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1384388e9c81SLen Brown } 1385ba3dec99SLen Brown return 0; 1386103a8feaSLen Brown } 1387c98d5d94SLen Brown 1388c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 1389c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 1390c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 1391c98d5d94SLen Brown { 1392ba3dec99SLen Brown int retval = 0; 1393ba3dec99SLen Brown 1394c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 1395c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 1396c98d5d94SLen Brown delta_core(c, c2); 1397c98d5d94SLen Brown 1398c98d5d94SLen Brown /* always calculate thread delta */ 1399ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 1400ba3dec99SLen Brown if (retval) 1401ba3dec99SLen Brown return retval; 1402c98d5d94SLen Brown 1403c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 1404c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 1405ba3dec99SLen Brown retval = delta_package(p, p2); 1406c98d5d94SLen Brown 1407ba3dec99SLen Brown return retval; 1408103a8feaSLen Brown } 1409103a8feaSLen Brown 1410c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1411103a8feaSLen Brown { 1412388e9c81SLen Brown int i; 1413388e9c81SLen Brown struct msr_counter *mp; 1414388e9c81SLen Brown 14153f44a5c6SLen Brown t->tv_begin.tv_sec = 0; 14163f44a5c6SLen Brown t->tv_begin.tv_usec = 0; 14173f44a5c6SLen Brown t->tv_end.tv_sec = 0; 14183f44a5c6SLen Brown t->tv_end.tv_usec = 0; 14193f44a5c6SLen Brown 1420c98d5d94SLen Brown t->tsc = 0; 1421c98d5d94SLen Brown t->aperf = 0; 1422c98d5d94SLen Brown t->mperf = 0; 1423c98d5d94SLen Brown t->c1 = 0; 1424103a8feaSLen Brown 1425562a2d37SLen Brown t->irq_count = 0; 1426562a2d37SLen Brown t->smi_count = 0; 1427562a2d37SLen Brown 1428c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 1429c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 1430c98d5d94SLen Brown 1431c98d5d94SLen Brown c->c3 = 0; 1432c98d5d94SLen Brown c->c6 = 0; 1433c98d5d94SLen Brown c->c7 = 0; 14340539ba11SLen Brown c->mc6_us = 0; 1435889facbeSLen Brown c->core_temp_c = 0; 14369392bd98SCalvin Walton c->core_energy = 0; 1437c98d5d94SLen Brown 14380b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 14390b2bb692SLen Brown p->pkg_any_core_c0 = 0; 14400b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 14410b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 14420b2bb692SLen Brown 1443c98d5d94SLen Brown p->pc2 = 0; 14440f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1445c98d5d94SLen Brown p->pc3 = 0; 14460f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1447c98d5d94SLen Brown p->pc6 = 0; 14480f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1449c98d5d94SLen Brown p->pc7 = 0; 1450ca58710fSKristen Carlson Accardi p->pc8 = 0; 1451ca58710fSKristen Carlson Accardi p->pc9 = 0; 1452ca58710fSKristen Carlson Accardi p->pc10 = 0; 1453be0e54c4SLen Brown p->cpu_lpi = 0; 1454be0e54c4SLen Brown p->sys_lpi = 0; 1455889facbeSLen Brown 1456889facbeSLen Brown p->energy_pkg = 0; 1457889facbeSLen Brown p->energy_dram = 0; 1458889facbeSLen Brown p->energy_cores = 0; 1459889facbeSLen Brown p->energy_gfx = 0; 1460889facbeSLen Brown p->rapl_pkg_perf_status = 0; 1461889facbeSLen Brown p->rapl_dram_perf_status = 0; 1462889facbeSLen Brown p->pkg_temp_c = 0; 146327d47356SLen Brown 1464fdf676e5SLen Brown p->gfx_rc6_ms = 0; 146527d47356SLen Brown p->gfx_mhz = 0; 1466388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) 1467388e9c81SLen Brown t->counter[i] = 0; 1468388e9c81SLen Brown 1469388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) 1470388e9c81SLen Brown c->counter[i] = 0; 1471388e9c81SLen Brown 1472388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) 1473388e9c81SLen Brown p->counter[i] = 0; 1474103a8feaSLen Brown } 1475c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 1476c98d5d94SLen Brown struct pkg_data *p) 1477103a8feaSLen Brown { 1478388e9c81SLen Brown int i; 1479388e9c81SLen Brown struct msr_counter *mp; 1480388e9c81SLen Brown 14814c2122d4SLen Brown /* copy un-changing apic_id's */ 14824c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 14834c2122d4SLen Brown average.threads.apic_id = t->apic_id; 14844c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 14854c2122d4SLen Brown average.threads.x2apic_id = t->x2apic_id; 14864c2122d4SLen Brown 14873f44a5c6SLen Brown /* remember first tv_begin */ 14883f44a5c6SLen Brown if (average.threads.tv_begin.tv_sec == 0) 14893f44a5c6SLen Brown average.threads.tv_begin = t->tv_begin; 14903f44a5c6SLen Brown 14913f44a5c6SLen Brown /* remember last tv_end */ 14923f44a5c6SLen Brown average.threads.tv_end = t->tv_end; 14933f44a5c6SLen Brown 1494c98d5d94SLen Brown average.threads.tsc += t->tsc; 1495c98d5d94SLen Brown average.threads.aperf += t->aperf; 1496c98d5d94SLen Brown average.threads.mperf += t->mperf; 1497c98d5d94SLen Brown average.threads.c1 += t->c1; 149815aaa346SLen Brown 1499562a2d37SLen Brown average.threads.irq_count += t->irq_count; 1500562a2d37SLen Brown average.threads.smi_count += t->smi_count; 1501562a2d37SLen Brown 1502388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1503388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1504388e9c81SLen Brown continue; 1505388e9c81SLen Brown average.threads.counter[i] += t->counter[i]; 1506388e9c81SLen Brown } 1507388e9c81SLen Brown 1508c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 1509c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1510c98d5d94SLen Brown return 0; 1511c98d5d94SLen Brown 1512c98d5d94SLen Brown average.cores.c3 += c->c3; 1513c98d5d94SLen Brown average.cores.c6 += c->c6; 1514c98d5d94SLen Brown average.cores.c7 += c->c7; 15150539ba11SLen Brown average.cores.mc6_us += c->mc6_us; 1516c98d5d94SLen Brown 1517889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 1518889facbeSLen Brown 15199392bd98SCalvin Walton average.cores.core_energy += c->core_energy; 15209392bd98SCalvin Walton 1521388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1522388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1523388e9c81SLen Brown continue; 1524388e9c81SLen Brown average.cores.counter[i] += c->counter[i]; 1525388e9c81SLen Brown } 1526388e9c81SLen Brown 1527c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 1528c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1529c98d5d94SLen Brown return 0; 1530c98d5d94SLen Brown 1531a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 15320b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 1533a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 15340b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 1535a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 15360b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 1537a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 15380b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 15390b2bb692SLen Brown 1540c98d5d94SLen Brown average.packages.pc2 += p->pc2; 15410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1542c98d5d94SLen Brown average.packages.pc3 += p->pc3; 15430f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1544c98d5d94SLen Brown average.packages.pc6 += p->pc6; 15450f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1546c98d5d94SLen Brown average.packages.pc7 += p->pc7; 1547ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 1548ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 1549ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 1550c98d5d94SLen Brown 1551be0e54c4SLen Brown average.packages.cpu_lpi = p->cpu_lpi; 1552be0e54c4SLen Brown average.packages.sys_lpi = p->sys_lpi; 1553be0e54c4SLen Brown 1554889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 1555889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 1556889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 1557889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 1558889facbeSLen Brown 1559fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 156027d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 156127d47356SLen Brown 1562889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 1563889facbeSLen Brown 1564889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 1565889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 1566388e9c81SLen Brown 1567388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1568388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1569388e9c81SLen Brown continue; 1570388e9c81SLen Brown average.packages.counter[i] += p->counter[i]; 1571388e9c81SLen Brown } 1572c98d5d94SLen Brown return 0; 1573c98d5d94SLen Brown } 1574c98d5d94SLen Brown /* 1575c98d5d94SLen Brown * sum the counters for all cpus in the system 1576c98d5d94SLen Brown * compute the weighted average 1577c98d5d94SLen Brown */ 1578c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 1579c98d5d94SLen Brown struct pkg_data *p) 1580c98d5d94SLen Brown { 1581388e9c81SLen Brown int i; 1582388e9c81SLen Brown struct msr_counter *mp; 1583388e9c81SLen Brown 1584c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1585c98d5d94SLen Brown 1586c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1587c98d5d94SLen Brown 1588c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1589c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1590c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1591c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1592c98d5d94SLen Brown 15930de6c0dfSLen Brown if (average.threads.irq_count > 9999999) 15940de6c0dfSLen Brown sums_need_wide_columns = 1; 15950de6c0dfSLen Brown 1596c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1597c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1598c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 15990539ba11SLen Brown average.cores.mc6_us /= topo.num_cores; 1600c98d5d94SLen Brown 1601a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 16020b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 1603a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 16040b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 1605a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 16060b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 1607a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 16080b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 16090b2bb692SLen Brown 1610c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 16110f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1612c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 16130f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1614c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 16150f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1616c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1617ca58710fSKristen Carlson Accardi 1618ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1619ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1620ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1621388e9c81SLen Brown 1622388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1623388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1624388e9c81SLen Brown continue; 16250de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16260de6c0dfSLen Brown if (average.threads.counter[i] > 9999999) 16270de6c0dfSLen Brown sums_need_wide_columns = 1; 162841618e63SLen Brown continue; 16290de6c0dfSLen Brown } 1630388e9c81SLen Brown average.threads.counter[i] /= topo.num_cpus; 1631388e9c81SLen Brown } 1632388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1633388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1634388e9c81SLen Brown continue; 16350de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16360de6c0dfSLen Brown if (average.cores.counter[i] > 9999999) 16370de6c0dfSLen Brown sums_need_wide_columns = 1; 16380de6c0dfSLen Brown } 1639388e9c81SLen Brown average.cores.counter[i] /= topo.num_cores; 1640388e9c81SLen Brown } 1641388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1642388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1643388e9c81SLen Brown continue; 16440de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16450de6c0dfSLen Brown if (average.packages.counter[i] > 9999999) 16460de6c0dfSLen Brown sums_need_wide_columns = 1; 16470de6c0dfSLen Brown } 1648388e9c81SLen Brown average.packages.counter[i] /= topo.num_packages; 1649388e9c81SLen Brown } 1650c98d5d94SLen Brown } 1651c98d5d94SLen Brown 1652c98d5d94SLen Brown static unsigned long long rdtsc(void) 1653c98d5d94SLen Brown { 1654c98d5d94SLen Brown unsigned int low, high; 1655c98d5d94SLen Brown 1656c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1657c98d5d94SLen Brown 1658c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1659c98d5d94SLen Brown } 1660c98d5d94SLen Brown 1661c98d5d94SLen Brown /* 1662495c7654SLen Brown * Open a file, and exit on failure 1663495c7654SLen Brown */ 1664495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode) 1665495c7654SLen Brown { 1666495c7654SLen Brown FILE *filep = fopen(path, mode); 1667495c7654SLen Brown 1668495c7654SLen Brown if (!filep) 1669495c7654SLen Brown err(1, "%s: open failed", path); 1670495c7654SLen Brown return filep; 1671495c7654SLen Brown } 1672495c7654SLen Brown /* 1673495c7654SLen Brown * snapshot_sysfs_counter() 1674495c7654SLen Brown * 1675495c7654SLen Brown * return snapshot of given counter 1676495c7654SLen Brown */ 1677495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path) 1678495c7654SLen Brown { 1679495c7654SLen Brown FILE *fp; 1680495c7654SLen Brown int retval; 1681495c7654SLen Brown unsigned long long counter; 1682495c7654SLen Brown 1683495c7654SLen Brown fp = fopen_or_die(path, "r"); 1684495c7654SLen Brown 1685495c7654SLen Brown retval = fscanf(fp, "%lld", &counter); 1686495c7654SLen Brown if (retval != 1) 1687495c7654SLen Brown err(1, "snapshot_sysfs_counter(%s)", path); 1688495c7654SLen Brown 1689495c7654SLen Brown fclose(fp); 1690495c7654SLen Brown 1691495c7654SLen Brown return counter; 1692495c7654SLen Brown } 1693495c7654SLen Brown 1694495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp) 1695495c7654SLen Brown { 1696495c7654SLen Brown if (mp->msr_num != 0) { 1697495c7654SLen Brown if (get_msr(cpu, mp->msr_num, counterp)) 1698495c7654SLen Brown return -1; 1699495c7654SLen Brown } else { 170046c27978SLen Brown char path[128 + PATH_BYTES]; 170141618e63SLen Brown 170241618e63SLen Brown if (mp->flags & SYSFS_PERCPU) { 170341618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/%s", 170441618e63SLen Brown cpu, mp->path); 170541618e63SLen Brown 170641618e63SLen Brown *counterp = snapshot_sysfs_counter(path); 170741618e63SLen Brown } else { 1708495c7654SLen Brown *counterp = snapshot_sysfs_counter(mp->path); 1709495c7654SLen Brown } 171041618e63SLen Brown } 1711495c7654SLen Brown 1712495c7654SLen Brown return 0; 1713495c7654SLen Brown } 1714495c7654SLen Brown 17154c2122d4SLen Brown void get_apic_id(struct thread_data *t) 17164c2122d4SLen Brown { 171734041551SLen Brown unsigned int eax, ebx, ecx, edx; 171834041551SLen Brown 171934041551SLen Brown if (DO_BIC(BIC_APIC)) { 172034041551SLen Brown eax = ebx = ecx = edx = 0; 172134041551SLen Brown __cpuid(1, eax, ebx, ecx, edx); 172234041551SLen Brown 172334041551SLen Brown t->apic_id = (ebx >> 24) & 0xff; 172434041551SLen Brown } 172534041551SLen Brown 172634041551SLen Brown if (!DO_BIC(BIC_X2APIC)) 172734041551SLen Brown return; 172834041551SLen Brown 172934041551SLen Brown if (authentic_amd) { 173034041551SLen Brown unsigned int topology_extensions; 173134041551SLen Brown 173234041551SLen Brown if (max_extended_level < 0x8000001e) 173334041551SLen Brown return; 17344c2122d4SLen Brown 17354c2122d4SLen Brown eax = ebx = ecx = edx = 0; 173634041551SLen Brown __cpuid(0x80000001, eax, ebx, ecx, edx); 173734041551SLen Brown topology_extensions = ecx & (1 << 22); 173834041551SLen Brown 173934041551SLen Brown if (topology_extensions == 0) 174034041551SLen Brown return; 174134041551SLen Brown 174234041551SLen Brown eax = ebx = ecx = edx = 0; 174334041551SLen Brown __cpuid(0x8000001e, eax, ebx, ecx, edx); 174434041551SLen Brown 174534041551SLen Brown t->x2apic_id = eax; 174634041551SLen Brown return; 174734041551SLen Brown } 17484c2122d4SLen Brown 17494c2122d4SLen Brown if (!genuine_intel) 17504c2122d4SLen Brown return; 17514c2122d4SLen Brown 17524c2122d4SLen Brown if (max_level < 0xb) 17534c2122d4SLen Brown return; 17544c2122d4SLen Brown 17554c2122d4SLen Brown ecx = 0; 17564c2122d4SLen Brown __cpuid(0xb, eax, ebx, ecx, edx); 17574c2122d4SLen Brown t->x2apic_id = edx; 17584c2122d4SLen Brown 175934041551SLen Brown if (debug && (t->apic_id != (t->x2apic_id & 0xff))) 176034041551SLen Brown fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n", 176134041551SLen Brown t->cpu_id, t->apic_id, t->x2apic_id); 17624c2122d4SLen Brown } 17634c2122d4SLen Brown 1764495c7654SLen Brown /* 1765c98d5d94SLen Brown * get_counters(...) 1766c98d5d94SLen Brown * migrate to cpu 1767c98d5d94SLen Brown * acquire and record local counters for that cpu 1768c98d5d94SLen Brown */ 1769c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1770c98d5d94SLen Brown { 1771c98d5d94SLen Brown int cpu = t->cpu_id; 1772889facbeSLen Brown unsigned long long msr; 17730102b067SLen Brown int aperf_mperf_retry_count = 0; 1774388e9c81SLen Brown struct msr_counter *mp; 1775388e9c81SLen Brown int i; 1776c98d5d94SLen Brown 1777f4fdf2b4SLen Brown gettimeofday(&t->tv_begin, (struct timezone *)NULL); 1778f4fdf2b4SLen Brown 1779e52966c0SLen Brown if (cpu_migrate(cpu)) { 1780b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 178115aaa346SLen Brown return -1; 1782e52966c0SLen Brown } 178315aaa346SLen Brown 17844c2122d4SLen Brown if (first_counter_read) 17854c2122d4SLen Brown get_apic_id(t); 17860102b067SLen Brown retry: 1787c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 178815aaa346SLen Brown 1789812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 17900102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 17910102b067SLen Brown 17920102b067SLen Brown /* 17930102b067SLen Brown * The TSC, APERF and MPERF must be read together for 17940102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 17950102b067SLen Brown * 17960102b067SLen Brown * Unfortunately, APERF and MPERF are read by 17970102b067SLen Brown * individual system call, so delays may occur 17980102b067SLen Brown * between them. If the time to read them 17990102b067SLen Brown * varies by a large amount, we re-read them. 18000102b067SLen Brown */ 18010102b067SLen Brown 18020102b067SLen Brown /* 18030102b067SLen Brown * This initial dummy APERF read has been seen to 18040102b067SLen Brown * reduce jitter in the subsequent reads. 18050102b067SLen Brown */ 18060102b067SLen Brown 18079c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1808c98d5d94SLen Brown return -3; 18090102b067SLen Brown 18100102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 18110102b067SLen Brown 18120102b067SLen Brown tsc_before = t->tsc; 18130102b067SLen Brown 18140102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 18150102b067SLen Brown return -3; 18160102b067SLen Brown 18170102b067SLen Brown tsc_between = rdtsc(); 18180102b067SLen Brown 18199c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1820c98d5d94SLen Brown return -4; 18210102b067SLen Brown 18220102b067SLen Brown tsc_after = rdtsc(); 18230102b067SLen Brown 18240102b067SLen Brown aperf_time = tsc_between - tsc_before; 18250102b067SLen Brown mperf_time = tsc_after - tsc_between; 18260102b067SLen Brown 18270102b067SLen Brown /* 18280102b067SLen Brown * If the system call latency to read APERF and MPERF 18290102b067SLen Brown * differ by more than 2x, then try again. 18300102b067SLen Brown */ 18310102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 18320102b067SLen Brown aperf_mperf_retry_count++; 18330102b067SLen Brown if (aperf_mperf_retry_count < 5) 18340102b067SLen Brown goto retry; 18350102b067SLen Brown else 18360102b067SLen Brown warnx("cpu%d jitter %lld %lld", 18370102b067SLen Brown cpu, aperf_time, mperf_time); 18380102b067SLen Brown } 18390102b067SLen Brown aperf_mperf_retry_count = 0; 18400102b067SLen Brown 1841b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1842b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 184388c3281fSLen Brown } 184488c3281fSLen Brown 1845812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1846562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 1847812db3f7SLen Brown if (DO_BIC(BIC_SMI)) { 18481ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 18491ed51011SLen Brown return -5; 18501ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 18511ed51011SLen Brown } 18520539ba11SLen Brown if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) { 1853144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1854144b44b1SLen Brown return -6; 1855144b44b1SLen Brown } 1856144b44b1SLen Brown 1857388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1858495c7654SLen Brown if (get_mp(cpu, mp, &t->counter[i])) 1859388e9c81SLen Brown return -10; 1860388e9c81SLen Brown } 1861388e9c81SLen Brown 1862c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1863c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1864f4fdf2b4SLen Brown goto done; 1865c98d5d94SLen Brown 1866562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) { 1867c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1868c98d5d94SLen Brown return -6; 1869144b44b1SLen Brown } 1870144b44b1SLen Brown 1871812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) { 1872c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1873c98d5d94SLen Brown return -7; 1874fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1875fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1876fb5d4327SDasaratharaman Chandramouli return -7; 1877103a8feaSLen Brown } 187815aaa346SLen Brown 1879812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 1880c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1881c98d5d94SLen Brown return -8; 1882c98d5d94SLen Brown 18830539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 18840539ba11SLen Brown if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us)) 18850539ba11SLen Brown return -8; 18860539ba11SLen Brown 1887812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) { 1888889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1889889facbeSLen Brown return -9; 1890889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1891889facbeSLen Brown } 1892889facbeSLen Brown 18939392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 18949392bd98SCalvin Walton if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr)) 18959392bd98SCalvin Walton return -14; 18969392bd98SCalvin Walton c->core_energy = msr & 0xFFFFFFFF; 18979392bd98SCalvin Walton } 18989392bd98SCalvin Walton 1899388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1900495c7654SLen Brown if (get_mp(cpu, mp, &c->counter[i])) 1901388e9c81SLen Brown return -10; 1902388e9c81SLen Brown } 1903889facbeSLen Brown 1904c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1905c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1906f4fdf2b4SLen Brown goto done; 190715aaa346SLen Brown 1908a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) { 19090b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 19100b2bb692SLen Brown return -10; 1911a99d8730SLen Brown } 1912a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) { 19130b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 19140b2bb692SLen Brown return -11; 1915a99d8730SLen Brown } 1916a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) { 19170b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 19180b2bb692SLen Brown return -12; 1919a99d8730SLen Brown } 1920a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) { 19210b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 19220b2bb692SLen Brown return -13; 19230b2bb692SLen Brown } 19240f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1925c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1926c98d5d94SLen Brown return -9; 19270f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) { 19280539ba11SLen Brown if (do_slm_cstates) { 19290539ba11SLen Brown if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6)) 19300539ba11SLen Brown return -10; 19310539ba11SLen Brown } else { 1932c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1933c98d5d94SLen Brown return -10; 19340539ba11SLen Brown } 19350539ba11SLen Brown } 19360539ba11SLen Brown 19370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 1938c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1939c98d5d94SLen Brown return -11; 19400f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1941c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1942c98d5d94SLen Brown return -12; 19430f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 1944ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1945ca58710fSKristen Carlson Accardi return -13; 19460f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 1947ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1948ca58710fSKristen Carlson Accardi return -13; 19490f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 1950ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1951ca58710fSKristen Carlson Accardi return -13; 19520f47c08dSLen Brown 1953be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 1954be0e54c4SLen Brown p->cpu_lpi = cpuidle_cur_cpu_lpi_us; 1955be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 1956be0e54c4SLen Brown p->sys_lpi = cpuidle_cur_sys_lpi_us; 1957be0e54c4SLen Brown 1958889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1959889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1960889facbeSLen Brown return -13; 1961889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1962889facbeSLen Brown } 19639148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 1964889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1965889facbeSLen Brown return -14; 1966889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1967889facbeSLen Brown } 1968889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1969889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1970889facbeSLen Brown return -15; 1971889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1972889facbeSLen Brown } 1973889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1974889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1975889facbeSLen Brown return -16; 1976889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1977889facbeSLen Brown } 1978889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1979889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1980889facbeSLen Brown return -16; 1981889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1982889facbeSLen Brown } 1983889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1984889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1985889facbeSLen Brown return -16; 1986889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1987889facbeSLen Brown } 1988*3316f99aSCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 1989*3316f99aSCalvin Walton if (get_msr(cpu, MSR_PKG_ENERGY_STAT, &msr)) 1990*3316f99aSCalvin Walton return -13; 1991*3316f99aSCalvin Walton p->energy_pkg = msr & 0xFFFFFFFF; 1992*3316f99aSCalvin Walton } 1993812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) { 1994889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1995889facbeSLen Brown return -17; 1996889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1997889facbeSLen Brown } 1998fdf676e5SLen Brown 1999812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 2000fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 2001fdf676e5SLen Brown 2002812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 200327d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 200427d47356SLen Brown 2005388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 2006495c7654SLen Brown if (get_mp(cpu, mp, &p->counter[i])) 2007388e9c81SLen Brown return -10; 2008388e9c81SLen Brown } 2009f4fdf2b4SLen Brown done: 2010f4fdf2b4SLen Brown gettimeofday(&t->tv_end, (struct timezone *)NULL); 2011388e9c81SLen Brown 201215aaa346SLen Brown return 0; 2013103a8feaSLen Brown } 2014103a8feaSLen Brown 2015ee7e38e3SLen Brown /* 2016ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 2017ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 2018ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 2019ee7e38e3SLen Brown */ 2020ee7e38e3SLen Brown 2021ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 2022ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 2023ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 2024ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 2025ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 2026ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 2027ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 2028ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 2029ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 2030ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 2031ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 2032ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 20330b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 20340b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 2035445640a5SLen Brown #define PCL_10 14 /* PC10 */ 2036445640a5SLen Brown #define PCLUNL 15 /* Unlimited */ 2037ee7e38e3SLen Brown 2038ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 2039ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 2040445640a5SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"}; 2041ee7e38e3SLen Brown 2042e9257f5fSLen 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}; 2043e9257f5fSLen 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}; 2044e9257f5fSLen 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}; 20450539ba11SLen 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}; 2046f2642888SLen 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}; 2047e9257f5fSLen 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}; 2048445640a5SLen Brown int glm_pkg_cstate_limits[16] = {PCLUNL, PCL__1, PCL__3, PCL__6, PCL__7, PCL_7S, PCL__8, PCL__9, PCL_10, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 20492085e124SArtem Bityutskiy int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 2050ee7e38e3SLen Brown 2051a2b7b749SLen Brown 2052a2b7b749SLen Brown static void 2053a2b7b749SLen Brown calculate_tsc_tweak() 2054a2b7b749SLen Brown { 2055a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 2056a2b7b749SLen Brown } 2057a2b7b749SLen Brown 2058fcd17211SLen Brown static void 2059fcd17211SLen Brown dump_nhm_platform_info(void) 2060103a8feaSLen Brown { 2061103a8feaSLen Brown unsigned long long msr; 2062103a8feaSLen Brown unsigned int ratio; 2063103a8feaSLen Brown 2064ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 2065103a8feaSLen Brown 2066b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 20676574a5d5SLen Brown 2068103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 2069710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n", 2070103a8feaSLen Brown ratio, bclk, ratio * bclk); 2071103a8feaSLen Brown 2072103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 2073710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 2074103a8feaSLen Brown ratio, bclk, ratio * bclk); 2075103a8feaSLen Brown 20767ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 2077b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 2078bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 207967920418SLen Brown 2080fcd17211SLen Brown return; 2081fcd17211SLen Brown } 2082fcd17211SLen Brown 2083fcd17211SLen Brown static void 2084fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 2085fcd17211SLen Brown { 2086fcd17211SLen Brown unsigned long long msr; 2087fcd17211SLen Brown unsigned int ratio; 2088fcd17211SLen Brown 20897ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 2090fcd17211SLen Brown 2091b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 2092fcd17211SLen Brown 2093fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 2094fcd17211SLen Brown if (ratio) 2095710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n", 2096fcd17211SLen Brown ratio, bclk, ratio * bclk); 2097fcd17211SLen Brown 2098fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 2099fcd17211SLen Brown if (ratio) 2100710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n", 2101fcd17211SLen Brown ratio, bclk, ratio * bclk); 2102fcd17211SLen Brown return; 2103fcd17211SLen Brown } 2104fcd17211SLen Brown 2105fcd17211SLen Brown static void 2106fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 2107fcd17211SLen Brown { 2108fcd17211SLen Brown unsigned long long msr; 2109fcd17211SLen Brown unsigned int ratio; 21106574a5d5SLen Brown 21117ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 21126574a5d5SLen Brown 2113b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 21146574a5d5SLen Brown 21156574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 21166574a5d5SLen Brown if (ratio) 2117710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n", 21186574a5d5SLen Brown ratio, bclk, ratio * bclk); 21196574a5d5SLen Brown 21206574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 21216574a5d5SLen Brown if (ratio) 2122710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n", 21236574a5d5SLen Brown ratio, bclk, ratio * bclk); 21246574a5d5SLen Brown 21256574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 21266574a5d5SLen Brown if (ratio) 2127710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n", 21286574a5d5SLen Brown ratio, bclk, ratio * bclk); 21296574a5d5SLen Brown 21306574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 21316574a5d5SLen Brown if (ratio) 2132710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n", 21336574a5d5SLen Brown ratio, bclk, ratio * bclk); 21346574a5d5SLen Brown 21356574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 21366574a5d5SLen Brown if (ratio) 2137710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n", 21386574a5d5SLen Brown ratio, bclk, ratio * bclk); 21396574a5d5SLen Brown 21406574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 21416574a5d5SLen Brown if (ratio) 2142710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n", 21436574a5d5SLen Brown ratio, bclk, ratio * bclk); 21446574a5d5SLen Brown 21456574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 21466574a5d5SLen Brown if (ratio) 2147710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n", 21486574a5d5SLen Brown ratio, bclk, ratio * bclk); 21496574a5d5SLen Brown 21506574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 21516574a5d5SLen Brown if (ratio) 2152710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n", 21536574a5d5SLen Brown ratio, bclk, ratio * bclk); 2154103a8feaSLen Brown return; 2155fcd17211SLen Brown } 215631e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model) 215731e07522SLen Brown { 215831e07522SLen Brown 215931e07522SLen Brown if (!genuine_intel) 216031e07522SLen Brown return 0; 216131e07522SLen Brown 216231e07522SLen Brown switch (model) { 216331e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 216431e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 2165f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: 216631e07522SLen Brown return 1; 216731e07522SLen Brown } 216831e07522SLen Brown return 0; 216931e07522SLen Brown } 2170fcd17211SLen Brown 2171fcd17211SLen Brown static void 217231e07522SLen Brown dump_turbo_ratio_limits(int family, int model) 2173fcd17211SLen Brown { 217431e07522SLen Brown unsigned long long msr, core_counts; 217531e07522SLen Brown unsigned int ratio, group_size; 2176103a8feaSLen Brown 21777ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2178b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 21796574a5d5SLen Brown 218031e07522SLen Brown if (has_turbo_ratio_group_limits(family, model)) { 218131e07522SLen Brown get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts); 218231e07522SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts); 218331e07522SLen Brown } else { 218431e07522SLen Brown core_counts = 0x0807060504030201; 218531e07522SLen Brown } 218631e07522SLen Brown 21876574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 218831e07522SLen Brown group_size = (core_counts >> 56) & 0xFF; 21896574a5d5SLen Brown if (ratio) 219031e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 219131e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21926574a5d5SLen Brown 21936574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 219431e07522SLen Brown group_size = (core_counts >> 48) & 0xFF; 21956574a5d5SLen Brown if (ratio) 219631e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 219731e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21986574a5d5SLen Brown 21996574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 220031e07522SLen Brown group_size = (core_counts >> 40) & 0xFF; 22016574a5d5SLen Brown if (ratio) 220231e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 220331e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 22046574a5d5SLen Brown 22056574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 220631e07522SLen Brown group_size = (core_counts >> 32) & 0xFF; 22076574a5d5SLen Brown if (ratio) 220831e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 220931e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 22106574a5d5SLen Brown 2211103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 221231e07522SLen Brown group_size = (core_counts >> 24) & 0xFF; 2213103a8feaSLen Brown if (ratio) 221431e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 221531e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2216103a8feaSLen Brown 2217103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 221831e07522SLen Brown group_size = (core_counts >> 16) & 0xFF; 2219103a8feaSLen Brown if (ratio) 222031e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 222131e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2222103a8feaSLen Brown 2223103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 222431e07522SLen Brown group_size = (core_counts >> 8) & 0xFF; 2225103a8feaSLen Brown if (ratio) 222631e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 222731e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2228103a8feaSLen Brown 2229103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 223031e07522SLen Brown group_size = (core_counts >> 0) & 0xFF; 2231103a8feaSLen Brown if (ratio) 223231e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 223331e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 2234fcd17211SLen Brown return; 2235fcd17211SLen Brown } 22363a9a941dSLen Brown 2237fcd17211SLen Brown static void 22380f7887c4SLen Brown dump_atom_turbo_ratio_limits(void) 22390f7887c4SLen Brown { 22400f7887c4SLen Brown unsigned long long msr; 22410f7887c4SLen Brown unsigned int ratio; 22420f7887c4SLen Brown 22430f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr); 22440f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 22450f7887c4SLen Brown 22460f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 22470f7887c4SLen Brown if (ratio) 22480f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n", 22490f7887c4SLen Brown ratio, bclk, ratio * bclk); 22500f7887c4SLen Brown 22510f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 22520f7887c4SLen Brown if (ratio) 22530f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n", 22540f7887c4SLen Brown ratio, bclk, ratio * bclk); 22550f7887c4SLen Brown 22560f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 22570f7887c4SLen Brown if (ratio) 22580f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 22590f7887c4SLen Brown ratio, bclk, ratio * bclk); 22600f7887c4SLen Brown 22610f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr); 22620f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 22630f7887c4SLen Brown 22640f7887c4SLen Brown ratio = (msr >> 24) & 0x3F; 22650f7887c4SLen Brown if (ratio) 22660f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n", 22670f7887c4SLen Brown ratio, bclk, ratio * bclk); 22680f7887c4SLen Brown 22690f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 22700f7887c4SLen Brown if (ratio) 22710f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n", 22720f7887c4SLen Brown ratio, bclk, ratio * bclk); 22730f7887c4SLen Brown 22740f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 22750f7887c4SLen Brown if (ratio) 22760f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n", 22770f7887c4SLen Brown ratio, bclk, ratio * bclk); 22780f7887c4SLen Brown 22790f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 22800f7887c4SLen Brown if (ratio) 22810f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n", 22820f7887c4SLen Brown ratio, bclk, ratio * bclk); 22830f7887c4SLen Brown } 22840f7887c4SLen Brown 22850f7887c4SLen Brown static void 2286fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 2287fb5d4327SDasaratharaman Chandramouli { 2288cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 2289cbf97abaSHubert Chrzaniuk 2290fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 2291cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 2292cbf97abaSHubert Chrzaniuk int i, b_nr; 2293cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 2294cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 2295fb5d4327SDasaratharaman Chandramouli 2296ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2297fb5d4327SDasaratharaman Chandramouli 2298b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 2299bfae2052SLen Brown base_cpu, msr); 2300fb5d4327SDasaratharaman Chandramouli 2301fb5d4327SDasaratharaman Chandramouli /** 2302fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 2303cbf97abaSHubert Chrzaniuk * [0] -- Reserved 2304cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 2305fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 2306fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 2307fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 2308fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 2309fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 2310fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 2311fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 2312fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 2313fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 2314fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 2315fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 2316fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 2317fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 2318fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 2319fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 2320fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 2321fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 2322fb5d4327SDasaratharaman Chandramouli */ 2323fb5d4327SDasaratharaman Chandramouli 2324cbf97abaSHubert Chrzaniuk b_nr = 0; 2325cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 2326cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 2327cbf97abaSHubert Chrzaniuk 2328cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 2329fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 2330cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 2331fb5d4327SDasaratharaman Chandramouli 2332cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 2333cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 2334cbf97abaSHubert Chrzaniuk b_nr++; 2335fb5d4327SDasaratharaman Chandramouli } 2336cbf97abaSHubert Chrzaniuk 2337cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 2338cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 2339b7d8c148SLen Brown fprintf(outf, 2340710f273bSLen Brown "%d * %.1f = %.1f MHz max turbo %d active cores\n", 2341cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 2342fb5d4327SDasaratharaman Chandramouli } 2343fb5d4327SDasaratharaman Chandramouli 2344fb5d4327SDasaratharaman Chandramouli static void 2345fcd17211SLen Brown dump_nhm_cst_cfg(void) 2346fcd17211SLen Brown { 2347fcd17211SLen Brown unsigned long long msr; 2348fcd17211SLen Brown 23491df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 2350fcd17211SLen Brown 23511df2e55aSLen Brown fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr); 2352fcd17211SLen Brown 23533e8b62bfSArtem Bityutskiy fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)", 2354fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 2355fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 2356fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 2357fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 2358fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 23596c34f160SLen Brown (unsigned int)msr & 0xF, 2360fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 2361ac980e13SArtem Bityutskiy 2362ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION (1UL << 16) 2363ac980e13SArtem Bityutskiy if (has_automatic_cstate_conversion) { 2364ac980e13SArtem Bityutskiy fprintf(outf, ", automatic c-state conversion=%s", 2365ac980e13SArtem Bityutskiy (msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off"); 2366ac980e13SArtem Bityutskiy } 2367ac980e13SArtem Bityutskiy 2368ac980e13SArtem Bityutskiy fprintf(outf, ")\n"); 2369ac980e13SArtem Bityutskiy 2370fcd17211SLen Brown return; 2371103a8feaSLen Brown } 2372103a8feaSLen Brown 23736fb3143bSLen Brown static void 23746fb3143bSLen Brown dump_config_tdp(void) 23756fb3143bSLen Brown { 23766fb3143bSLen Brown unsigned long long msr; 23776fb3143bSLen Brown 23786fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 2379b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 2380685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 23816fb3143bSLen Brown 23826fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 2383b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 23846fb3143bSLen Brown if (msr) { 2385685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2386685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2387685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2388685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 23896fb3143bSLen Brown } 2390b7d8c148SLen Brown fprintf(outf, ")\n"); 23916fb3143bSLen Brown 23926fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 2393b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 23946fb3143bSLen Brown if (msr) { 2395685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2396685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2397685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2398685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 23996fb3143bSLen Brown } 2400b7d8c148SLen Brown fprintf(outf, ")\n"); 24016fb3143bSLen Brown 24026fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 2403b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 24046fb3143bSLen Brown if ((msr) & 0x3) 2405b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 2406b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2407b7d8c148SLen Brown fprintf(outf, ")\n"); 24086fb3143bSLen Brown 24096fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 2410b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 2411685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 2412b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2413b7d8c148SLen Brown fprintf(outf, ")\n"); 24146fb3143bSLen Brown } 24155a63426eSLen Brown 24165a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 24175a63426eSLen Brown 24185a63426eSLen Brown void print_irtl(void) 24195a63426eSLen Brown { 24205a63426eSLen Brown unsigned long long msr; 24215a63426eSLen Brown 24225a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 24235a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 24245a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24255a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24265a63426eSLen Brown 24275a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 24285a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 24295a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24305a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24315a63426eSLen Brown 24325a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 24335a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 24345a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24355a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24365a63426eSLen Brown 24375a63426eSLen Brown if (!do_irtl_hsw) 24385a63426eSLen Brown return; 24395a63426eSLen Brown 24405a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 24415a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 24425a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24435a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24445a63426eSLen Brown 24455a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 24465a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 24475a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24485a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24495a63426eSLen Brown 24505a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 24515a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 24525a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24535a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24545a63426eSLen Brown 24555a63426eSLen Brown } 245636229897SLen Brown void free_fd_percpu(void) 245736229897SLen Brown { 245836229897SLen Brown int i; 245936229897SLen Brown 246001a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 246136229897SLen Brown if (fd_percpu[i] != 0) 246236229897SLen Brown close(fd_percpu[i]); 246336229897SLen Brown } 246436229897SLen Brown 246536229897SLen Brown free(fd_percpu); 24666fb3143bSLen Brown } 24676fb3143bSLen Brown 2468c98d5d94SLen Brown void free_all_buffers(void) 2469103a8feaSLen Brown { 24700e2d8f05SLen Brown int i; 24710e2d8f05SLen Brown 2472c98d5d94SLen Brown CPU_FREE(cpu_present_set); 2473c98d5d94SLen Brown cpu_present_set = NULL; 247436229897SLen Brown cpu_present_setsize = 0; 2475103a8feaSLen Brown 2476c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 2477c98d5d94SLen Brown cpu_affinity_set = NULL; 2478c98d5d94SLen Brown cpu_affinity_setsize = 0; 2479103a8feaSLen Brown 2480c98d5d94SLen Brown free(thread_even); 2481c98d5d94SLen Brown free(core_even); 2482c98d5d94SLen Brown free(package_even); 2483103a8feaSLen Brown 2484c98d5d94SLen Brown thread_even = NULL; 2485c98d5d94SLen Brown core_even = NULL; 2486c98d5d94SLen Brown package_even = NULL; 2487103a8feaSLen Brown 2488c98d5d94SLen Brown free(thread_odd); 2489c98d5d94SLen Brown free(core_odd); 2490c98d5d94SLen Brown free(package_odd); 2491103a8feaSLen Brown 2492c98d5d94SLen Brown thread_odd = NULL; 2493c98d5d94SLen Brown core_odd = NULL; 2494c98d5d94SLen Brown package_odd = NULL; 2495103a8feaSLen Brown 2496c98d5d94SLen Brown free(output_buffer); 2497c98d5d94SLen Brown output_buffer = NULL; 2498c98d5d94SLen Brown outp = NULL; 249936229897SLen Brown 250036229897SLen Brown free_fd_percpu(); 2501562a2d37SLen Brown 2502562a2d37SLen Brown free(irq_column_2_cpu); 2503562a2d37SLen Brown free(irqs_per_cpu); 25040e2d8f05SLen Brown 25050e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 25060e2d8f05SLen Brown if (cpus[i].put_ids) 25070e2d8f05SLen Brown CPU_FREE(cpus[i].put_ids); 25080e2d8f05SLen Brown } 25090e2d8f05SLen Brown free(cpus); 2510103a8feaSLen Brown } 2511103a8feaSLen Brown 251257a42a34SJosh Triplett 251357a42a34SJosh Triplett /* 251495aebc44SJosh Triplett * Parse a file containing a single int. 25156de68fe1SLen Brown * Return 0 if file can not be opened 25166de68fe1SLen Brown * Exit if file can be opened, but can not be parsed 251795aebc44SJosh Triplett */ 251895aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 251995aebc44SJosh Triplett { 252095aebc44SJosh Triplett va_list args; 252195aebc44SJosh Triplett char path[PATH_MAX]; 252295aebc44SJosh Triplett FILE *filep; 252395aebc44SJosh Triplett int value; 252495aebc44SJosh Triplett 252595aebc44SJosh Triplett va_start(args, fmt); 252695aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 252795aebc44SJosh Triplett va_end(args); 25286de68fe1SLen Brown filep = fopen(path, "r"); 25296de68fe1SLen Brown if (!filep) 25306de68fe1SLen Brown return 0; 2531b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 2532b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 253395aebc44SJosh Triplett fclose(filep); 253495aebc44SJosh Triplett return value; 253595aebc44SJosh Triplett } 253695aebc44SJosh Triplett 253795aebc44SJosh Triplett /* 2538c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 2539c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 2540c98d5d94SLen Brown */ 2541c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 2542c98d5d94SLen Brown { 254395aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 2544103a8feaSLen Brown } 2545103a8feaSLen Brown 2546103a8feaSLen Brown int get_physical_package_id(int cpu) 2547103a8feaSLen Brown { 254895aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 2549103a8feaSLen Brown } 2550103a8feaSLen Brown 25516de68fe1SLen Brown int get_die_id(int cpu) 25526de68fe1SLen Brown { 25536de68fe1SLen Brown return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu); 25546de68fe1SLen Brown } 25556de68fe1SLen Brown 2556103a8feaSLen Brown int get_core_id(int cpu) 2557103a8feaSLen Brown { 255895aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 2559103a8feaSLen Brown } 2560103a8feaSLen Brown 2561ef605741SPrarit Bhargava void set_node_data(void) 2562ef605741SPrarit Bhargava { 25632ffbb224SPrarit Bhargava int pkg, node, lnode, cpu, cpux; 25642ffbb224SPrarit Bhargava int cpu_count; 2565ef605741SPrarit Bhargava 25662ffbb224SPrarit Bhargava /* initialize logical_node_id */ 25672ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) 25682ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = -1; 2569ef605741SPrarit Bhargava 25702ffbb224SPrarit Bhargava cpu_count = 0; 25712ffbb224SPrarit Bhargava for (pkg = 0; pkg < topo.num_packages; pkg++) { 25722ffbb224SPrarit Bhargava lnode = 0; 25732ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) { 25742ffbb224SPrarit Bhargava if (cpus[cpu].physical_package_id != pkg) 2575ef605741SPrarit Bhargava continue; 25762ffbb224SPrarit Bhargava /* find a cpu with an unset logical_node_id */ 25772ffbb224SPrarit Bhargava if (cpus[cpu].logical_node_id != -1) 25782ffbb224SPrarit Bhargava continue; 25792ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = lnode; 2580ef605741SPrarit Bhargava node = cpus[cpu].physical_node_id; 25812ffbb224SPrarit Bhargava cpu_count++; 25822ffbb224SPrarit Bhargava /* 25832ffbb224SPrarit Bhargava * find all matching cpus on this pkg and set 25842ffbb224SPrarit Bhargava * the logical_node_id 25852ffbb224SPrarit Bhargava */ 25862ffbb224SPrarit Bhargava for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) { 25872ffbb224SPrarit Bhargava if ((cpus[cpux].physical_package_id == pkg) && 25882ffbb224SPrarit Bhargava (cpus[cpux].physical_node_id == node)) { 25892ffbb224SPrarit Bhargava cpus[cpux].logical_node_id = lnode; 25902ffbb224SPrarit Bhargava cpu_count++; 2591ef605741SPrarit Bhargava } 25922ffbb224SPrarit Bhargava } 25932ffbb224SPrarit Bhargava lnode++; 25942ffbb224SPrarit Bhargava if (lnode > topo.nodes_per_pkg) 25952ffbb224SPrarit Bhargava topo.nodes_per_pkg = lnode; 25962ffbb224SPrarit Bhargava } 25972ffbb224SPrarit Bhargava if (cpu_count >= topo.max_cpu_num) 25982ffbb224SPrarit Bhargava break; 25992ffbb224SPrarit Bhargava } 2600ef605741SPrarit Bhargava } 2601ef605741SPrarit Bhargava 2602ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu) 2603c98d5d94SLen Brown { 2604c98d5d94SLen Brown char path[80]; 2605c98d5d94SLen Brown FILE *filep; 26060e2d8f05SLen Brown int i; 26070e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 2608c98d5d94SLen Brown 26090e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; i++) { 26100e2d8f05SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist", 26110e2d8f05SLen Brown cpu, i); 26120e2d8f05SLen Brown filep = fopen(path, "r"); 26130e2d8f05SLen Brown if (!filep) 26140e2d8f05SLen Brown continue; 26150e2d8f05SLen Brown fclose(filep); 26160e2d8f05SLen Brown return i; 26170e2d8f05SLen Brown } 26180e2d8f05SLen Brown return -1; 2619e275b388SDasaratharaman Chandramouli } 2620c98d5d94SLen Brown 26210e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu) 26220e2d8f05SLen Brown { 26230e2d8f05SLen Brown char path[80], character; 26240e2d8f05SLen Brown FILE *filep; 26250e2d8f05SLen Brown unsigned long map; 26268cb48b32SPrarit Bhargava int so, shift, sib_core; 26270e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 26280e2d8f05SLen Brown int offset = topo.max_cpu_num + 1; 26290e2d8f05SLen Brown size_t size; 26308cb48b32SPrarit Bhargava int thread_id = 0; 26310e2d8f05SLen Brown 26320e2d8f05SLen Brown thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1)); 26338cb48b32SPrarit Bhargava if (thiscpu->thread_id < 0) 26348cb48b32SPrarit Bhargava thiscpu->thread_id = thread_id++; 26350e2d8f05SLen Brown if (!thiscpu->put_ids) 26360e2d8f05SLen Brown return -1; 26370e2d8f05SLen Brown 26380e2d8f05SLen Brown size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 26390e2d8f05SLen Brown CPU_ZERO_S(size, thiscpu->put_ids); 26400e2d8f05SLen Brown 26410e2d8f05SLen Brown sprintf(path, 26420e2d8f05SLen Brown "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu); 26430e2d8f05SLen Brown filep = fopen_or_die(path, "r"); 26440e2d8f05SLen Brown do { 26450e2d8f05SLen Brown offset -= BITMASK_SIZE; 26460e2d8f05SLen Brown fscanf(filep, "%lx%c", &map, &character); 26470e2d8f05SLen Brown for (shift = 0; shift < BITMASK_SIZE; shift++) { 26480e2d8f05SLen Brown if ((map >> shift) & 0x1) { 26498cb48b32SPrarit Bhargava so = shift + offset; 26508cb48b32SPrarit Bhargava sib_core = get_core_id(so); 26518cb48b32SPrarit Bhargava if (sib_core == thiscpu->physical_core_id) { 26528cb48b32SPrarit Bhargava CPU_SET_S(so, size, thiscpu->put_ids); 26538cb48b32SPrarit Bhargava if ((so != cpu) && 26548cb48b32SPrarit Bhargava (cpus[so].thread_id < 0)) 26558cb48b32SPrarit Bhargava cpus[so].thread_id = 26568cb48b32SPrarit Bhargava thread_id++; 26578cb48b32SPrarit Bhargava } 26580e2d8f05SLen Brown } 26590e2d8f05SLen Brown } 26600e2d8f05SLen Brown } while (!strncmp(&character, ",", 1)); 2661c98d5d94SLen Brown fclose(filep); 26620e2d8f05SLen Brown 26630e2d8f05SLen Brown return CPU_COUNT_S(size, thiscpu->put_ids); 2664c98d5d94SLen Brown } 2665c98d5d94SLen Brown 2666c98d5d94SLen Brown /* 2667c98d5d94SLen Brown * run func(thread, core, package) in topology order 2668c98d5d94SLen Brown * skip non-present cpus 2669103a8feaSLen Brown */ 2670103a8feaSLen Brown 2671c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 2672c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 2673c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 2674c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 2675c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 2676c98d5d94SLen Brown struct pkg_data *pkg_base2) 2677c98d5d94SLen Brown { 267840f5cfe7SPrarit Bhargava int retval, pkg_no, node_no, core_no, thread_no; 2679c98d5d94SLen Brown 2680c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 268140f5cfe7SPrarit Bhargava for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) { 268240f5cfe7SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; 268340f5cfe7SPrarit Bhargava ++core_no) { 2684c98d5d94SLen Brown for (thread_no = 0; thread_no < 268570a9c6e8SPrarit Bhargava topo.threads_per_core; ++thread_no) { 2686c98d5d94SLen Brown struct thread_data *t, *t2; 2687c98d5d94SLen Brown struct core_data *c, *c2; 2688c98d5d94SLen Brown struct pkg_data *p, *p2; 2689c98d5d94SLen Brown 269040f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_no, 269140f5cfe7SPrarit Bhargava core_no, node_no, 269240f5cfe7SPrarit Bhargava pkg_no); 2693c98d5d94SLen Brown 2694c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 2695c98d5d94SLen Brown continue; 2696c98d5d94SLen Brown 269740f5cfe7SPrarit Bhargava t2 = GET_THREAD(thread_base2, thread_no, 269840f5cfe7SPrarit Bhargava core_no, node_no, 269940f5cfe7SPrarit Bhargava pkg_no); 2700c98d5d94SLen Brown 270140f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_no, 270240f5cfe7SPrarit Bhargava node_no, pkg_no); 270340f5cfe7SPrarit Bhargava c2 = GET_CORE(core_base2, core_no, 270440f5cfe7SPrarit Bhargava node_no, 270540f5cfe7SPrarit Bhargava pkg_no); 2706c98d5d94SLen Brown 2707c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 2708c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 2709c98d5d94SLen Brown 2710c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 2711c98d5d94SLen Brown if (retval) 2712c98d5d94SLen Brown return retval; 2713c98d5d94SLen Brown } 2714c98d5d94SLen Brown } 2715c98d5d94SLen Brown } 271640f5cfe7SPrarit Bhargava } 2717c98d5d94SLen Brown return 0; 2718c98d5d94SLen Brown } 2719c98d5d94SLen Brown 2720c98d5d94SLen Brown /* 2721c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 2722c98d5d94SLen Brown * return max_cpu number 2723c98d5d94SLen Brown */ 2724c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 2725103a8feaSLen Brown { 2726103a8feaSLen Brown FILE *fp; 2727c98d5d94SLen Brown int cpu_num; 2728103a8feaSLen Brown int retval; 2729103a8feaSLen Brown 273057a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 2731103a8feaSLen Brown 2732103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 2733b2c95d90SJosh Triplett if (retval != 0) 2734b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 2735103a8feaSLen Brown 2736c98d5d94SLen Brown while (1) { 2737c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 2738103a8feaSLen Brown if (retval != 1) 2739103a8feaSLen Brown break; 2740103a8feaSLen Brown 2741c98d5d94SLen Brown retval = func(cpu_num); 2742c98d5d94SLen Brown if (retval) { 2743c98d5d94SLen Brown fclose(fp); 2744c98d5d94SLen Brown return(retval); 2745c98d5d94SLen Brown } 2746103a8feaSLen Brown } 2747103a8feaSLen Brown fclose(fp); 2748c98d5d94SLen Brown return 0; 2749103a8feaSLen Brown } 2750103a8feaSLen Brown 2751103a8feaSLen Brown void re_initialize(void) 2752103a8feaSLen Brown { 2753c98d5d94SLen Brown free_all_buffers(); 2754c98d5d94SLen Brown setup_all_buffers(); 2755c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 2756103a8feaSLen Brown } 2757103a8feaSLen Brown 2758843c5791SPrarit Bhargava void set_max_cpu_num(void) 2759843c5791SPrarit Bhargava { 2760843c5791SPrarit Bhargava FILE *filep; 2761843c5791SPrarit Bhargava unsigned long dummy; 2762843c5791SPrarit Bhargava 2763843c5791SPrarit Bhargava topo.max_cpu_num = 0; 2764843c5791SPrarit Bhargava filep = fopen_or_die( 2765843c5791SPrarit Bhargava "/sys/devices/system/cpu/cpu0/topology/thread_siblings", 2766843c5791SPrarit Bhargava "r"); 2767843c5791SPrarit Bhargava while (fscanf(filep, "%lx,", &dummy) == 1) 27680e2d8f05SLen Brown topo.max_cpu_num += BITMASK_SIZE; 2769843c5791SPrarit Bhargava fclose(filep); 2770843c5791SPrarit Bhargava topo.max_cpu_num--; /* 0 based */ 2771843c5791SPrarit Bhargava } 2772c98d5d94SLen Brown 2773103a8feaSLen Brown /* 2774c98d5d94SLen Brown * count_cpus() 2775c98d5d94SLen Brown * remember the last one seen, it will be the max 2776103a8feaSLen Brown */ 2777c98d5d94SLen Brown int count_cpus(int cpu) 2778103a8feaSLen Brown { 2779843c5791SPrarit Bhargava topo.num_cpus++; 2780c98d5d94SLen Brown return 0; 2781103a8feaSLen Brown } 2782c98d5d94SLen Brown int mark_cpu_present(int cpu) 2783c98d5d94SLen Brown { 2784c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 278515aaa346SLen Brown return 0; 2786103a8feaSLen Brown } 2787103a8feaSLen Brown 27888cb48b32SPrarit Bhargava int init_thread_id(int cpu) 27898cb48b32SPrarit Bhargava { 27908cb48b32SPrarit Bhargava cpus[cpu].thread_id = -1; 27918cb48b32SPrarit Bhargava return 0; 27928cb48b32SPrarit Bhargava } 27938cb48b32SPrarit Bhargava 2794562a2d37SLen Brown /* 2795562a2d37SLen Brown * snapshot_proc_interrupts() 2796562a2d37SLen Brown * 2797562a2d37SLen Brown * read and record summary of /proc/interrupts 2798562a2d37SLen Brown * 2799562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 2800562a2d37SLen Brown */ 2801562a2d37SLen Brown int snapshot_proc_interrupts(void) 2802562a2d37SLen Brown { 2803562a2d37SLen Brown static FILE *fp; 2804562a2d37SLen Brown int column, retval; 2805562a2d37SLen Brown 2806562a2d37SLen Brown if (fp == NULL) 2807562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 2808562a2d37SLen Brown else 2809562a2d37SLen Brown rewind(fp); 2810562a2d37SLen Brown 2811562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 2812562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2813562a2d37SLen Brown int cpu_number; 2814562a2d37SLen Brown 2815562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 2816562a2d37SLen Brown if (retval != 1) 2817562a2d37SLen Brown break; 2818562a2d37SLen Brown 2819562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 2820562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 2821562a2d37SLen Brown return 1; 2822562a2d37SLen Brown } 2823562a2d37SLen Brown 2824562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 2825562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 2826562a2d37SLen Brown } 2827562a2d37SLen Brown 2828562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 2829562a2d37SLen Brown while (1) { 2830562a2d37SLen Brown int column; 2831562a2d37SLen Brown char buf[64]; 2832562a2d37SLen Brown 2833562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 2834562a2d37SLen Brown if (retval != 1) 2835562a2d37SLen Brown break; 2836562a2d37SLen Brown 2837562a2d37SLen Brown /* read the count per cpu */ 2838562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2839562a2d37SLen Brown 2840562a2d37SLen Brown int cpu_number, irq_count; 2841562a2d37SLen Brown 2842562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 2843562a2d37SLen Brown if (retval != 1) 2844562a2d37SLen Brown break; 2845562a2d37SLen Brown 2846562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 2847562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 2848562a2d37SLen Brown 2849562a2d37SLen Brown } 2850562a2d37SLen Brown 2851562a2d37SLen Brown while (getc(fp) != '\n') 2852562a2d37SLen Brown ; /* flush interrupt description */ 2853562a2d37SLen Brown 2854562a2d37SLen Brown } 2855562a2d37SLen Brown return 0; 2856562a2d37SLen Brown } 285727d47356SLen Brown /* 2858fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 2859fdf676e5SLen Brown * 2860fdf676e5SLen Brown * record snapshot of 2861fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 2862fdf676e5SLen Brown * 2863fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 2864fdf676e5SLen Brown */ 2865fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 2866fdf676e5SLen Brown { 2867fdf676e5SLen Brown FILE *fp; 2868fdf676e5SLen Brown int retval; 2869fdf676e5SLen Brown 2870fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 2871fdf676e5SLen Brown 2872fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 2873fdf676e5SLen Brown if (retval != 1) 2874fdf676e5SLen Brown err(1, "GFX rc6"); 2875fdf676e5SLen Brown 2876fdf676e5SLen Brown fclose(fp); 2877fdf676e5SLen Brown 2878fdf676e5SLen Brown return 0; 2879fdf676e5SLen Brown } 2880fdf676e5SLen Brown /* 288127d47356SLen Brown * snapshot_gfx_mhz() 288227d47356SLen Brown * 288327d47356SLen Brown * record snapshot of 288427d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 288527d47356SLen Brown * 288627d47356SLen Brown * return 1 if config change requires a restart, else return 0 288727d47356SLen Brown */ 288827d47356SLen Brown int snapshot_gfx_mhz(void) 288927d47356SLen Brown { 289027d47356SLen Brown static FILE *fp; 289127d47356SLen Brown int retval; 289227d47356SLen Brown 289327d47356SLen Brown if (fp == NULL) 289427d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 289522048c54SLen Brown else { 289627d47356SLen Brown rewind(fp); 289722048c54SLen Brown fflush(fp); 289822048c54SLen Brown } 289927d47356SLen Brown 290027d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 290127d47356SLen Brown if (retval != 1) 290227d47356SLen Brown err(1, "GFX MHz"); 290327d47356SLen Brown 290427d47356SLen Brown return 0; 290527d47356SLen Brown } 2906562a2d37SLen Brown 2907562a2d37SLen Brown /* 2908be0e54c4SLen Brown * snapshot_cpu_lpi() 2909be0e54c4SLen Brown * 2910be0e54c4SLen Brown * record snapshot of 2911be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us 2912be0e54c4SLen Brown * 2913be0e54c4SLen Brown * return 1 if config change requires a restart, else return 0 2914be0e54c4SLen Brown */ 2915be0e54c4SLen Brown int snapshot_cpu_lpi_us(void) 2916be0e54c4SLen Brown { 2917be0e54c4SLen Brown FILE *fp; 2918be0e54c4SLen Brown int retval; 2919be0e54c4SLen Brown 2920be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r"); 2921be0e54c4SLen Brown 2922be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us); 2923be0e54c4SLen Brown if (retval != 1) 2924be0e54c4SLen Brown err(1, "CPU LPI"); 2925be0e54c4SLen Brown 2926be0e54c4SLen Brown fclose(fp); 2927be0e54c4SLen Brown 2928be0e54c4SLen Brown return 0; 2929be0e54c4SLen Brown } 2930be0e54c4SLen Brown /* 2931be0e54c4SLen Brown * snapshot_sys_lpi() 2932be0e54c4SLen Brown * 2933be0e54c4SLen Brown * record snapshot of 2934be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us 2935be0e54c4SLen Brown * 2936be0e54c4SLen Brown * return 1 if config change requires a restart, else return 0 2937be0e54c4SLen Brown */ 2938be0e54c4SLen Brown int snapshot_sys_lpi_us(void) 2939be0e54c4SLen Brown { 2940be0e54c4SLen Brown FILE *fp; 2941be0e54c4SLen Brown int retval; 2942be0e54c4SLen Brown 2943be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us", "r"); 2944be0e54c4SLen Brown 2945be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us); 2946be0e54c4SLen Brown if (retval != 1) 2947be0e54c4SLen Brown err(1, "SYS LPI"); 2948be0e54c4SLen Brown 2949be0e54c4SLen Brown fclose(fp); 2950be0e54c4SLen Brown 2951be0e54c4SLen Brown return 0; 2952be0e54c4SLen Brown } 2953be0e54c4SLen Brown /* 2954562a2d37SLen Brown * snapshot /proc and /sys files 2955562a2d37SLen Brown * 2956562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2957562a2d37SLen Brown */ 2958562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2959562a2d37SLen Brown { 2960218f0e8dSLen Brown if (DO_BIC(BIC_IRQ)) 2961562a2d37SLen Brown if (snapshot_proc_interrupts()) 2962562a2d37SLen Brown return 1; 2963562a2d37SLen Brown 2964812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 2965fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2966fdf676e5SLen Brown 2967812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 296827d47356SLen Brown snapshot_gfx_mhz(); 296927d47356SLen Brown 2970be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 2971be0e54c4SLen Brown snapshot_cpu_lpi_us(); 2972be0e54c4SLen Brown 2973be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 2974be0e54c4SLen Brown snapshot_sys_lpi_us(); 2975be0e54c4SLen Brown 2976562a2d37SLen Brown return 0; 2977562a2d37SLen Brown } 2978562a2d37SLen Brown 29798aa2ed0bSLen Brown int exit_requested; 29808aa2ed0bSLen Brown 29818aa2ed0bSLen Brown static void signal_handler (int signal) 29828aa2ed0bSLen Brown { 29838aa2ed0bSLen Brown switch (signal) { 29848aa2ed0bSLen Brown case SIGINT: 29858aa2ed0bSLen Brown exit_requested = 1; 29868aa2ed0bSLen Brown if (debug) 29878aa2ed0bSLen Brown fprintf(stderr, " SIGINT\n"); 29888aa2ed0bSLen Brown break; 298907211960SLen Brown case SIGUSR1: 299007211960SLen Brown if (debug > 1) 299107211960SLen Brown fprintf(stderr, "SIGUSR1\n"); 299207211960SLen Brown break; 29938aa2ed0bSLen Brown } 2994b9ad8ee0SLen Brown /* make sure this manually-invoked interval is at least 1ms long */ 2995b9ad8ee0SLen Brown nanosleep(&one_msec, NULL); 29968aa2ed0bSLen Brown } 29978aa2ed0bSLen Brown 29988aa2ed0bSLen Brown void setup_signal_handler(void) 29998aa2ed0bSLen Brown { 30008aa2ed0bSLen Brown struct sigaction sa; 30018aa2ed0bSLen Brown 30028aa2ed0bSLen Brown memset(&sa, 0, sizeof(sa)); 30038aa2ed0bSLen Brown 30048aa2ed0bSLen Brown sa.sa_handler = &signal_handler; 30058aa2ed0bSLen Brown 30068aa2ed0bSLen Brown if (sigaction(SIGINT, &sa, NULL) < 0) 30078aa2ed0bSLen Brown err(1, "sigaction SIGINT"); 300807211960SLen Brown if (sigaction(SIGUSR1, &sa, NULL) < 0) 300907211960SLen Brown err(1, "sigaction SIGUSR1"); 30108aa2ed0bSLen Brown } 3011b9ad8ee0SLen Brown 301247936f94SArtem Bityutskiy void do_sleep(void) 3013b9ad8ee0SLen Brown { 3014b9ad8ee0SLen Brown struct timeval select_timeout; 3015b9ad8ee0SLen Brown fd_set readfds; 3016b9ad8ee0SLen Brown int retval; 3017b9ad8ee0SLen Brown 3018b9ad8ee0SLen Brown FD_ZERO(&readfds); 3019b9ad8ee0SLen Brown FD_SET(0, &readfds); 3020b9ad8ee0SLen Brown 302147936f94SArtem Bityutskiy if (!isatty(fileno(stdin))) { 302247936f94SArtem Bityutskiy nanosleep(&interval_ts, NULL); 302347936f94SArtem Bityutskiy return; 302447936f94SArtem Bityutskiy } 3025b9ad8ee0SLen Brown 302647936f94SArtem Bityutskiy select_timeout = interval_tv; 3027b9ad8ee0SLen Brown retval = select(1, &readfds, NULL, NULL, &select_timeout); 3028b9ad8ee0SLen Brown 3029b9ad8ee0SLen Brown if (retval == 1) { 3030b9ad8ee0SLen Brown switch (getc(stdin)) { 3031b9ad8ee0SLen Brown case 'q': 3032b9ad8ee0SLen Brown exit_requested = 1; 3033b9ad8ee0SLen Brown break; 3034b9ad8ee0SLen Brown } 3035b9ad8ee0SLen Brown /* make sure this manually-invoked interval is at least 1ms long */ 3036b9ad8ee0SLen Brown nanosleep(&one_msec, NULL); 3037b9ad8ee0SLen Brown } 3038b9ad8ee0SLen Brown } 303947936f94SArtem Bityutskiy 30404c2122d4SLen Brown 3041103a8feaSLen Brown void turbostat_loop() 3042103a8feaSLen Brown { 3043c98d5d94SLen Brown int retval; 3044e52966c0SLen Brown int restarted = 0; 3045023fe0acSChen Yu int done_iters = 0; 3046c98d5d94SLen Brown 30478aa2ed0bSLen Brown setup_signal_handler(); 30488aa2ed0bSLen Brown 3049103a8feaSLen Brown restart: 3050e52966c0SLen Brown restarted++; 3051e52966c0SLen Brown 3052562a2d37SLen Brown snapshot_proc_sysfs_files(); 3053c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 30544c2122d4SLen Brown first_counter_read = 0; 3055d91bb17cSLen Brown if (retval < -1) { 3056d91bb17cSLen Brown exit(retval); 3057d91bb17cSLen Brown } else if (retval == -1) { 3058e52966c0SLen Brown if (restarted > 1) { 3059e52966c0SLen Brown exit(retval); 3060e52966c0SLen Brown } 3061c98d5d94SLen Brown re_initialize(); 3062c98d5d94SLen Brown goto restart; 3063c98d5d94SLen Brown } 3064e52966c0SLen Brown restarted = 0; 3065023fe0acSChen Yu done_iters = 0; 3066103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3067103a8feaSLen Brown 3068103a8feaSLen Brown while (1) { 3069c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 3070103a8feaSLen Brown re_initialize(); 3071103a8feaSLen Brown goto restart; 3072103a8feaSLen Brown } 3073b9ad8ee0SLen Brown do_sleep(); 3074562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3075562a2d37SLen Brown goto restart; 3076c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 3077d91bb17cSLen Brown if (retval < -1) { 3078d91bb17cSLen Brown exit(retval); 3079d91bb17cSLen Brown } else if (retval == -1) { 308015aaa346SLen Brown re_initialize(); 308115aaa346SLen Brown goto restart; 308215aaa346SLen Brown } 3083103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3084103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3085ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 3086ba3dec99SLen Brown re_initialize(); 3087ba3dec99SLen Brown goto restart; 3088ba3dec99SLen Brown } 3089c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3090c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3091b7d8c148SLen Brown flush_output_stdout(); 30928aa2ed0bSLen Brown if (exit_requested) 30938aa2ed0bSLen Brown break; 3094023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3095023fe0acSChen Yu break; 3096b9ad8ee0SLen Brown do_sleep(); 3097562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3098562a2d37SLen Brown goto restart; 3099c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 3100d91bb17cSLen Brown if (retval < -1) { 3101d91bb17cSLen Brown exit(retval); 3102d91bb17cSLen Brown } else if (retval == -1) { 3103103a8feaSLen Brown re_initialize(); 3104103a8feaSLen Brown goto restart; 3105103a8feaSLen Brown } 3106103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3107103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 3108ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 3109ba3dec99SLen Brown re_initialize(); 3110ba3dec99SLen Brown goto restart; 3111ba3dec99SLen Brown } 3112c98d5d94SLen Brown compute_average(ODD_COUNTERS); 3113c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 3114b7d8c148SLen Brown flush_output_stdout(); 31158aa2ed0bSLen Brown if (exit_requested) 31168aa2ed0bSLen Brown break; 3117023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3118023fe0acSChen Yu break; 3119103a8feaSLen Brown } 3120103a8feaSLen Brown } 3121103a8feaSLen Brown 3122103a8feaSLen Brown void check_dev_msr() 3123103a8feaSLen Brown { 3124103a8feaSLen Brown struct stat sb; 31257ce7d5deSPrarit Bhargava char pathname[32]; 3126103a8feaSLen Brown 31277ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 31287ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 3129a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 3130d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 3131103a8feaSLen Brown } 3132103a8feaSLen Brown 313398481e79SLen Brown void check_permissions() 3134103a8feaSLen Brown { 313598481e79SLen Brown struct __user_cap_header_struct cap_header_data; 313698481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 313798481e79SLen Brown struct __user_cap_data_struct cap_data_data; 313898481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 313998481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 314098481e79SLen Brown int do_exit = 0; 31417ce7d5deSPrarit Bhargava char pathname[32]; 314298481e79SLen Brown 314398481e79SLen Brown /* check for CAP_SYS_RAWIO */ 314498481e79SLen Brown cap_header->pid = getpid(); 314598481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 314698481e79SLen Brown if (capget(cap_header, cap_data) < 0) 314798481e79SLen Brown err(-6, "capget(2) failed"); 314898481e79SLen Brown 314998481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 315098481e79SLen Brown do_exit++; 315198481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 315298481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 315398481e79SLen Brown } 315498481e79SLen Brown 315598481e79SLen Brown /* test file permissions */ 31567ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 31577ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 315898481e79SLen Brown do_exit++; 315998481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 316098481e79SLen Brown } 316198481e79SLen Brown 316298481e79SLen Brown /* if all else fails, thell them to be root */ 316398481e79SLen Brown if (do_exit) 3164b2c95d90SJosh Triplett if (getuid() != 0) 3165d7899447SLen Brown warnx("... or simply run as root"); 316698481e79SLen Brown 316798481e79SLen Brown if (do_exit) 316898481e79SLen Brown exit(-6); 3169103a8feaSLen Brown } 3170103a8feaSLen Brown 3171d7899447SLen Brown /* 3172d7899447SLen Brown * NHM adds support for additional MSRs: 3173d7899447SLen Brown * 3174d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 3175d7899447SLen Brown * 3176ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 31771df2e55aSLen Brown * MSR_PKG_CST_CONFIG_CONTROL 0x000000e2 3178d7899447SLen Brown * 3179cf4cbe53SLen Brown * MSR_MISC_PWR_MGMT 0x000001aa 3180cf4cbe53SLen Brown * 3181d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 3182d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 3183d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 3184d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 3185d7899447SLen Brown * 3186ee7e38e3SLen Brown * Side effect: 31871df2e55aSLen Brown * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL 318833148d67SLen Brown * sets has_misc_feature_control 3189d7899447SLen Brown */ 3190ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 3191103a8feaSLen Brown { 3192ee7e38e3SLen Brown unsigned long long msr; 319321ed5574SLen Brown unsigned int base_ratio; 3194ee7e38e3SLen Brown int *pkg_cstate_limits; 3195ee7e38e3SLen Brown 3196103a8feaSLen Brown if (!genuine_intel) 3197103a8feaSLen Brown return 0; 3198103a8feaSLen Brown 3199103a8feaSLen Brown if (family != 6) 3200103a8feaSLen Brown return 0; 3201103a8feaSLen Brown 320221ed5574SLen Brown bclk = discover_bclk(family, model); 320321ed5574SLen Brown 3204103a8feaSLen Brown switch (model) { 3205869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 3206869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3207ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 3208ee7e38e3SLen Brown break; 3209869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 3210869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 3211869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3212869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3213ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 321433148d67SLen Brown has_misc_feature_control = 1; 3215ee7e38e3SLen Brown break; 3216869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3217869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3218869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3219869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3220869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3221869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3222869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3223997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 3224ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 322533148d67SLen Brown has_misc_feature_control = 1; 3226ee7e38e3SLen Brown break; 3227d8ebb442SLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3228d8ebb442SLen Brown pkg_cstate_limits = skx_pkg_cstate_limits; 322933148d67SLen Brown has_misc_feature_control = 1; 3230d8ebb442SLen Brown break; 3231f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3232cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3233f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 3234ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 3235ee7e38e3SLen Brown break; 3236869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 3237ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 3238cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3239ee7e38e3SLen Brown break; 3240869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 3241ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 3242ee7e38e3SLen Brown break; 3243869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3244f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 3245f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 3246445640a5SLen Brown pkg_cstate_limits = glm_pkg_cstate_limits; 3247e4085d54SLen Brown break; 3248103a8feaSLen Brown default: 3249103a8feaSLen Brown return 0; 3250103a8feaSLen Brown } 32511df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 3252e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 3253ee7e38e3SLen Brown 3254ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 325521ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 325621ed5574SLen Brown 325721ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 325821ed5574SLen Brown has_base_hz = 1; 3259ee7e38e3SLen Brown return 1; 3260103a8feaSLen Brown } 32610f7887c4SLen Brown /* 3262495c7654SLen Brown * SLV client has support for unique MSRs: 32630f7887c4SLen Brown * 32640f7887c4SLen Brown * MSR_CC6_DEMOTION_POLICY_CONFIG 32650f7887c4SLen Brown * MSR_MC6_DEMOTION_POLICY_CONFIG 32660f7887c4SLen Brown */ 32670f7887c4SLen Brown 32680f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model) 32690f7887c4SLen Brown { 32700f7887c4SLen Brown if (!genuine_intel) 32710f7887c4SLen Brown return 0; 32720f7887c4SLen Brown 32730f7887c4SLen Brown switch (model) { 3274f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3275f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_MID: 3276f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_AIRMONT_MID: 32770f7887c4SLen Brown return 1; 32780f7887c4SLen Brown } 32790f7887c4SLen Brown return 0; 32800f7887c4SLen Brown } 32817170a374SLen Brown int is_dnv(unsigned int family, unsigned int model) 32827170a374SLen Brown { 32837170a374SLen Brown 32847170a374SLen Brown if (!genuine_intel) 32857170a374SLen Brown return 0; 32867170a374SLen Brown 32877170a374SLen Brown switch (model) { 3288f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: 32897170a374SLen Brown return 1; 32907170a374SLen Brown } 32917170a374SLen Brown return 0; 32927170a374SLen Brown } 3293ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model) 3294ade0ebacSLen Brown { 3295ade0ebacSLen Brown 3296ade0ebacSLen Brown if (!genuine_intel) 3297ade0ebacSLen Brown return 0; 3298ade0ebacSLen Brown 3299ade0ebacSLen Brown switch (model) { 3300ade0ebacSLen Brown case INTEL_FAM6_BROADWELL_X: 3301ade0ebacSLen Brown return 1; 3302ade0ebacSLen Brown } 3303ade0ebacSLen Brown return 0; 3304ade0ebacSLen Brown } 330534c76197SLen Brown int is_skx(unsigned int family, unsigned int model) 330634c76197SLen Brown { 330734c76197SLen Brown 330834c76197SLen Brown if (!genuine_intel) 330934c76197SLen Brown return 0; 331034c76197SLen Brown 331134c76197SLen Brown switch (model) { 331234c76197SLen Brown case INTEL_FAM6_SKYLAKE_X: 331334c76197SLen Brown return 1; 331434c76197SLen Brown } 331534c76197SLen Brown return 0; 331634c76197SLen Brown } 33170f7887c4SLen Brown 331831e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model) 3319d7899447SLen Brown { 33200f7887c4SLen Brown if (has_slv_msrs(family, model)) 33210f7887c4SLen Brown return 0; 33220f7887c4SLen Brown 3323d7899447SLen Brown switch (model) { 3324d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 3325869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3326869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 3327d7899447SLen Brown return 0; 3328d7899447SLen Brown default: 3329d7899447SLen Brown return 1; 3330d7899447SLen Brown } 3331d7899447SLen Brown } 33320f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model) 33330f7887c4SLen Brown { 33340f7887c4SLen Brown if (has_slv_msrs(family, model)) 33350f7887c4SLen Brown return 1; 33360f7887c4SLen Brown 33370f7887c4SLen Brown return 0; 33380f7887c4SLen Brown } 33396574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 33406574a5d5SLen Brown { 33416574a5d5SLen Brown if (!genuine_intel) 33426574a5d5SLen Brown return 0; 33436574a5d5SLen Brown 33446574a5d5SLen Brown if (family != 6) 33456574a5d5SLen Brown return 0; 33466574a5d5SLen Brown 33476574a5d5SLen Brown switch (model) { 3348869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3349869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 33506574a5d5SLen Brown return 1; 33516574a5d5SLen Brown default: 33526574a5d5SLen Brown return 0; 33536574a5d5SLen Brown } 33546574a5d5SLen Brown } 3355fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 3356fcd17211SLen Brown { 3357fcd17211SLen Brown if (!genuine_intel) 3358fcd17211SLen Brown return 0; 3359fcd17211SLen Brown 3360fcd17211SLen Brown if (family != 6) 3361fcd17211SLen Brown return 0; 3362fcd17211SLen Brown 3363fcd17211SLen Brown switch (model) { 3364869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 3365fcd17211SLen Brown return 1; 3366fcd17211SLen Brown default: 3367fcd17211SLen Brown return 0; 3368fcd17211SLen Brown } 3369fcd17211SLen Brown } 3370fcd17211SLen Brown 3371fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 3372fb5d4327SDasaratharaman Chandramouli { 3373fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3374fb5d4327SDasaratharaman Chandramouli return 0; 3375fb5d4327SDasaratharaman Chandramouli 3376fb5d4327SDasaratharaman Chandramouli if (family != 6) 3377fb5d4327SDasaratharaman Chandramouli return 0; 3378fb5d4327SDasaratharaman Chandramouli 3379fb5d4327SDasaratharaman Chandramouli switch (model) { 3380869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 3381fb5d4327SDasaratharaman Chandramouli return 1; 3382fb5d4327SDasaratharaman Chandramouli default: 3383fb5d4327SDasaratharaman Chandramouli return 0; 3384fb5d4327SDasaratharaman Chandramouli } 3385fb5d4327SDasaratharaman Chandramouli } 338631e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model) 338731e07522SLen Brown { 338831e07522SLen Brown if (!genuine_intel) 338931e07522SLen Brown return 0; 339031e07522SLen Brown 339131e07522SLen Brown if (family != 6) 339231e07522SLen Brown return 0; 339331e07522SLen Brown 339431e07522SLen Brown switch (model) { 339531e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 339631e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 339731e07522SLen Brown return 1; 339831e07522SLen Brown default: 339931e07522SLen Brown return 0; 340031e07522SLen Brown } 340131e07522SLen Brown } 34026fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 34036fb3143bSLen Brown { 34046fb3143bSLen Brown if (!genuine_intel) 34056fb3143bSLen Brown return 0; 34066fb3143bSLen Brown 34076fb3143bSLen Brown if (family != 6) 34086fb3143bSLen Brown return 0; 34096fb3143bSLen Brown 34106fb3143bSLen Brown switch (model) { 3411869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3412869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3413869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3414869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3415869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3416869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3417869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3418869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3419997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 3420869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 34216fb3143bSLen Brown 3422869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 34236fb3143bSLen Brown return 1; 34246fb3143bSLen Brown default: 34256fb3143bSLen Brown return 0; 34266fb3143bSLen Brown } 34276fb3143bSLen Brown } 34286fb3143bSLen Brown 3429fcd17211SLen Brown static void 34301b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 3431fcd17211SLen Brown { 3432fcd17211SLen Brown if (!do_nhm_platform_info) 3433fcd17211SLen Brown return; 3434fcd17211SLen Brown 3435fcd17211SLen Brown dump_nhm_platform_info(); 3436fcd17211SLen Brown 3437fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 3438fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 3439fcd17211SLen Brown 3440fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 3441fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 3442fcd17211SLen Brown 344331e07522SLen Brown if (has_turbo_ratio_limit(family, model)) 344431e07522SLen Brown dump_turbo_ratio_limits(family, model); 3445fcd17211SLen Brown 34460f7887c4SLen Brown if (has_atom_turbo_ratio_limit(family, model)) 34470f7887c4SLen Brown dump_atom_turbo_ratio_limits(); 34480f7887c4SLen Brown 3449fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 3450fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 3451fb5d4327SDasaratharaman Chandramouli 34526fb3143bSLen Brown if (has_config_tdp(family, model)) 34536fb3143bSLen Brown dump_config_tdp(); 34546fb3143bSLen Brown 3455fcd17211SLen Brown dump_nhm_cst_cfg(); 3456fcd17211SLen Brown } 3457fcd17211SLen Brown 345841618e63SLen Brown static void 345941618e63SLen Brown dump_sysfs_cstate_config(void) 346041618e63SLen Brown { 346141618e63SLen Brown char path[64]; 346241618e63SLen Brown char name_buf[16]; 346341618e63SLen Brown char desc[64]; 346441618e63SLen Brown FILE *input; 346541618e63SLen Brown int state; 346641618e63SLen Brown char *sp; 346741618e63SLen Brown 346841618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 346941618e63SLen Brown return; 347041618e63SLen Brown 347141618e63SLen Brown for (state = 0; state < 10; ++state) { 347241618e63SLen Brown 347341618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 347441618e63SLen Brown base_cpu, state); 347541618e63SLen Brown input = fopen(path, "r"); 347641618e63SLen Brown if (input == NULL) 347741618e63SLen Brown continue; 347841618e63SLen Brown fgets(name_buf, sizeof(name_buf), input); 347941618e63SLen Brown 348041618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 348141618e63SLen Brown sp = strchr(name_buf, '-'); 348241618e63SLen Brown if (!sp) 348341618e63SLen Brown sp = strchrnul(name_buf, '\n'); 348441618e63SLen Brown *sp = '\0'; 348541618e63SLen Brown 348641618e63SLen Brown fclose(input); 348741618e63SLen Brown 348841618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc", 348941618e63SLen Brown base_cpu, state); 349041618e63SLen Brown input = fopen(path, "r"); 349141618e63SLen Brown if (input == NULL) 349241618e63SLen Brown continue; 349341618e63SLen Brown fgets(desc, sizeof(desc), input); 349441618e63SLen Brown 349541618e63SLen Brown fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc); 349641618e63SLen Brown fclose(input); 349741618e63SLen Brown } 349841618e63SLen Brown } 34997293fccdSLen Brown static void 35007293fccdSLen Brown dump_sysfs_pstate_config(void) 35017293fccdSLen Brown { 35027293fccdSLen Brown char path[64]; 35037293fccdSLen Brown char driver_buf[64]; 35047293fccdSLen Brown char governor_buf[64]; 35057293fccdSLen Brown FILE *input; 35067293fccdSLen Brown int turbo; 35077293fccdSLen Brown 35087293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver", 35097293fccdSLen Brown base_cpu); 35107293fccdSLen Brown input = fopen(path, "r"); 35117293fccdSLen Brown if (input == NULL) { 35120a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 35137293fccdSLen Brown return; 35147293fccdSLen Brown } 35157293fccdSLen Brown fgets(driver_buf, sizeof(driver_buf), input); 35167293fccdSLen Brown fclose(input); 35177293fccdSLen Brown 35187293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", 35197293fccdSLen Brown base_cpu); 35207293fccdSLen Brown input = fopen(path, "r"); 35217293fccdSLen Brown if (input == NULL) { 35220a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 35237293fccdSLen Brown return; 35247293fccdSLen Brown } 35257293fccdSLen Brown fgets(governor_buf, sizeof(governor_buf), input); 35267293fccdSLen Brown fclose(input); 35277293fccdSLen Brown 35287293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf); 35297293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf); 35307293fccdSLen Brown 35317293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpufreq/boost"); 35327293fccdSLen Brown input = fopen(path, "r"); 35337293fccdSLen Brown if (input != NULL) { 35347293fccdSLen Brown fscanf(input, "%d", &turbo); 35357293fccdSLen Brown fprintf(outf, "cpufreq boost: %d\n", turbo); 35367293fccdSLen Brown fclose(input); 35377293fccdSLen Brown } 35387293fccdSLen Brown 35397293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo"); 35407293fccdSLen Brown input = fopen(path, "r"); 35417293fccdSLen Brown if (input != NULL) { 35427293fccdSLen Brown fscanf(input, "%d", &turbo); 35437293fccdSLen Brown fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo); 35447293fccdSLen Brown fclose(input); 35457293fccdSLen Brown } 35467293fccdSLen Brown } 354741618e63SLen Brown 35486574a5d5SLen Brown 3549889facbeSLen Brown /* 3550889facbeSLen Brown * print_epb() 3551889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 3552889facbeSLen Brown */ 3553889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3554889facbeSLen Brown { 3555889facbeSLen Brown unsigned long long msr; 3556889facbeSLen Brown char *epb_string; 3557889facbeSLen Brown int cpu; 3558889facbeSLen Brown 3559889facbeSLen Brown if (!has_epb) 3560889facbeSLen Brown return 0; 3561889facbeSLen Brown 3562889facbeSLen Brown cpu = t->cpu_id; 3563889facbeSLen Brown 3564889facbeSLen Brown /* EPB is per-package */ 3565889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3566889facbeSLen Brown return 0; 3567889facbeSLen Brown 3568889facbeSLen Brown if (cpu_migrate(cpu)) { 3569b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3570889facbeSLen Brown return -1; 3571889facbeSLen Brown } 3572889facbeSLen Brown 3573889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 3574889facbeSLen Brown return 0; 3575889facbeSLen Brown 3576e9be7dd6SLen Brown switch (msr & 0xF) { 3577889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 3578889facbeSLen Brown epb_string = "performance"; 3579889facbeSLen Brown break; 3580889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 3581889facbeSLen Brown epb_string = "balanced"; 3582889facbeSLen Brown break; 3583889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 3584889facbeSLen Brown epb_string = "powersave"; 3585889facbeSLen Brown break; 3586889facbeSLen Brown default: 3587889facbeSLen Brown epb_string = "custom"; 3588889facbeSLen Brown break; 3589889facbeSLen Brown } 3590b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 3591889facbeSLen Brown 3592889facbeSLen Brown return 0; 3593889facbeSLen Brown } 35947f5c258eSLen Brown /* 35957f5c258eSLen Brown * print_hwp() 35967f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 35977f5c258eSLen Brown */ 35987f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 35997f5c258eSLen Brown { 36007f5c258eSLen Brown unsigned long long msr; 36017f5c258eSLen Brown int cpu; 36027f5c258eSLen Brown 36037f5c258eSLen Brown if (!has_hwp) 36047f5c258eSLen Brown return 0; 36057f5c258eSLen Brown 36067f5c258eSLen Brown cpu = t->cpu_id; 36077f5c258eSLen Brown 36087f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 36097f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 36107f5c258eSLen Brown return 0; 36117f5c258eSLen Brown 36127f5c258eSLen Brown if (cpu_migrate(cpu)) { 3613b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 36147f5c258eSLen Brown return -1; 36157f5c258eSLen Brown } 36167f5c258eSLen Brown 36177f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 36187f5c258eSLen Brown return 0; 36197f5c258eSLen Brown 3620b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 36217f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 36227f5c258eSLen Brown 36237f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 36247f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 36257f5c258eSLen Brown return 0; 36267f5c258eSLen Brown 36277f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 36287f5c258eSLen Brown return 0; 36297f5c258eSLen Brown 3630b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 36316dbd25a2SLen Brown "(high %d guar %d eff %d low %d)\n", 36327f5c258eSLen Brown cpu, msr, 36337f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 36347f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 36357f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 36367f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 36377f5c258eSLen Brown 36387f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 36397f5c258eSLen Brown return 0; 36407f5c258eSLen Brown 3641b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 36426dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n", 36437f5c258eSLen Brown cpu, msr, 36447f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 36457f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 36467f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 36477f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 36487f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 36497f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 36507f5c258eSLen Brown 36517f5c258eSLen Brown if (has_hwp_pkg) { 36527f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 36537f5c258eSLen Brown return 0; 36547f5c258eSLen Brown 3655b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 36566dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x)\n", 36577f5c258eSLen Brown cpu, msr, 36587f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 36597f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 36607f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 36617f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 36627f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 36637f5c258eSLen Brown } 36647f5c258eSLen Brown if (has_hwp_notify) { 36657f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 36667f5c258eSLen Brown return 0; 36677f5c258eSLen Brown 3668b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 36697f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 36707f5c258eSLen Brown cpu, msr, 36717f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 36727f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 36737f5c258eSLen Brown } 36747f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 36757f5c258eSLen Brown return 0; 36767f5c258eSLen Brown 3677b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 36787f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 36797f5c258eSLen Brown cpu, msr, 36807f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 36817f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 3682889facbeSLen Brown 3683889facbeSLen Brown return 0; 3684889facbeSLen Brown } 3685889facbeSLen Brown 36863a9a941dSLen Brown /* 36873a9a941dSLen Brown * print_perf_limit() 36883a9a941dSLen Brown */ 36893a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 36903a9a941dSLen Brown { 36913a9a941dSLen Brown unsigned long long msr; 36923a9a941dSLen Brown int cpu; 36933a9a941dSLen Brown 36943a9a941dSLen Brown cpu = t->cpu_id; 36953a9a941dSLen Brown 36963a9a941dSLen Brown /* per-package */ 36973a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 36983a9a941dSLen Brown return 0; 36993a9a941dSLen Brown 37003a9a941dSLen Brown if (cpu_migrate(cpu)) { 3701b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 37023a9a941dSLen Brown return -1; 37033a9a941dSLen Brown } 37043a9a941dSLen Brown 37053a9a941dSLen Brown if (do_core_perf_limit_reasons) { 37063a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 3707b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3708b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 3709e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 37103a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 3711e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 3712e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 3713e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 3714e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 3715e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 3716e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 3717e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 3718e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 3719e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 3720e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 3721e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 3722e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 3723b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 3724e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 37253a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 3726e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 3727e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 3728e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 3729e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 3730e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 3731e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 3732e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 3733e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 3734e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 3735e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 3736e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 3737e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 37383a9a941dSLen Brown 37393a9a941dSLen Brown } 37403a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 37413a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 3742b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3743b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 37443a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 37453a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 37463a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 37473a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 37483a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 37493a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 37503a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 37513a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3752b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 37533a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 37543a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 37553a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 37563a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 37573a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 37583a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 37593a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 37603a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 37613a9a941dSLen Brown } 37623a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 37633a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 3764b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3765b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 37663a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 37673a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 37683a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 37693a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 37703a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 37713a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3772b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 37733a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 37743a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 37753a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 37763a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 37773a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 37783a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 37793a9a941dSLen Brown } 37803a9a941dSLen Brown return 0; 37813a9a941dSLen Brown } 37823a9a941dSLen Brown 3783889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 3784889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 3785889facbeSLen Brown 37869392bd98SCalvin Walton double get_tdp_intel(unsigned int model) 3787144b44b1SLen Brown { 3788144b44b1SLen Brown unsigned long long msr; 3789144b44b1SLen Brown 3790144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 37917ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 3792144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 3793144b44b1SLen Brown 3794144b44b1SLen Brown switch (model) { 3795f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3796f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: 3797144b44b1SLen Brown return 30.0; 3798144b44b1SLen Brown default: 3799144b44b1SLen Brown return 135.0; 3800144b44b1SLen Brown } 3801144b44b1SLen Brown } 3802144b44b1SLen Brown 38039392bd98SCalvin Walton double get_tdp_amd(unsigned int family) 38049392bd98SCalvin Walton { 38059392bd98SCalvin Walton switch (family) { 38069392bd98SCalvin Walton case 0x17: 38079392bd98SCalvin Walton default: 38089392bd98SCalvin Walton /* This is the max stock TDP of HEDT/Server Fam17h chips */ 38099392bd98SCalvin Walton return 250.0; 38109392bd98SCalvin Walton } 38119392bd98SCalvin Walton } 38129392bd98SCalvin Walton 381340ee8e3bSAndrey Semin /* 381440ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 381540ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 381640ee8e3bSAndrey Semin */ 381740ee8e3bSAndrey Semin static double 381840ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 381940ee8e3bSAndrey Semin { 382040ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 382140ee8e3bSAndrey Semin 382240ee8e3bSAndrey Semin switch (model) { 3823869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3824869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3825869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 382640ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 382740ee8e3bSAndrey Semin default: 382840ee8e3bSAndrey Semin return (rapl_energy_units); 382940ee8e3bSAndrey Semin } 383040ee8e3bSAndrey Semin } 383140ee8e3bSAndrey Semin 38329392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model) 3833889facbeSLen Brown { 3834889facbeSLen Brown unsigned long long msr; 3835144b44b1SLen Brown unsigned int time_unit; 3836889facbeSLen Brown double tdp; 3837889facbeSLen Brown 3838889facbeSLen Brown if (family != 6) 3839889facbeSLen Brown return; 3840889facbeSLen Brown 3841889facbeSLen Brown switch (model) { 3842869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 3843869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 3844869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3845869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3846869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3847869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3848144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 3849812db3f7SLen Brown if (rapl_joules) { 3850812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3851812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3852812db3f7SLen Brown BIC_PRESENT(BIC_GFX_J); 3853812db3f7SLen Brown } else { 3854812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3855812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3856812db3f7SLen Brown BIC_PRESENT(BIC_GFXWatt); 3857812db3f7SLen Brown } 3858889facbeSLen Brown break; 3859869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3860f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 3861e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 3862812db3f7SLen Brown if (rapl_joules) 3863812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3864812db3f7SLen Brown else 3865812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3866e4085d54SLen Brown break; 3867869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3868997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 386981824921SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_GFX | RAPL_PKG_POWER_INFO; 3870812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3871812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3872812db3f7SLen Brown if (rapl_joules) { 3873812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3874812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3875812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 387681824921SLen Brown BIC_PRESENT(BIC_GFX_J); 3877812db3f7SLen Brown } else { 3878812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3879812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3880812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 388181824921SLen Brown BIC_PRESENT(BIC_GFXWatt); 3882812db3f7SLen Brown } 38830b2bb692SLen Brown break; 3884869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3885869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3886869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3887869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 38880b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 3889812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3890812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3891812db3f7SLen Brown if (rapl_joules) { 3892812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3893812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3894812db3f7SLen Brown } else { 3895812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3896812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3897812db3f7SLen Brown } 3898e6f9bb3cSLen Brown break; 3899869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 3900869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 39010b2bb692SLen 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; 3902812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3903812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3904812db3f7SLen Brown if (rapl_joules) { 3905812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3906812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3907812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3908812db3f7SLen Brown } else { 3909812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3910812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3911812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3912812db3f7SLen Brown } 3913144b44b1SLen Brown break; 3914f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3915f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 3916144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 3917812db3f7SLen Brown if (rapl_joules) { 3918812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3919812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3920812db3f7SLen Brown } else { 3921812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3922812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3923812db3f7SLen Brown } 3924889facbeSLen Brown break; 3925f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 39260f644909SJacob 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; 3927812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3928812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3929812db3f7SLen Brown if (rapl_joules) { 3930812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3931812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3932812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3933812db3f7SLen Brown } else { 3934812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3935812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3936812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3937812db3f7SLen Brown } 39380f644909SJacob Pan break; 3939889facbeSLen Brown default: 3940889facbeSLen Brown return; 3941889facbeSLen Brown } 3942889facbeSLen Brown 3943889facbeSLen Brown /* units on package 0, verify later other packages match */ 39447ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 3945889facbeSLen Brown return; 3946889facbeSLen Brown 3947889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 3948f2c4db1bSPeter Zijlstra if (model == INTEL_FAM6_ATOM_SILVERMONT) 3949144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 3950144b44b1SLen Brown else 3951889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 3952889facbeSLen Brown 395340ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 395440ee8e3bSAndrey Semin 3955144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 3956144b44b1SLen Brown if (time_unit == 0) 3957144b44b1SLen Brown time_unit = 0xA; 3958889facbeSLen Brown 3959144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 3960144b44b1SLen Brown 39619392bd98SCalvin Walton tdp = get_tdp_intel(model); 3962889facbeSLen Brown 3963889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 396496e47158SLen Brown if (!quiet) 3965b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 39669392bd98SCalvin Walton } 3967889facbeSLen Brown 39689392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model) 39699392bd98SCalvin Walton { 39709392bd98SCalvin Walton unsigned long long msr; 39719392bd98SCalvin Walton unsigned int eax, ebx, ecx, edx; 39729392bd98SCalvin Walton unsigned int has_rapl = 0; 39739392bd98SCalvin Walton double tdp; 39749392bd98SCalvin Walton 39759392bd98SCalvin Walton if (max_extended_level >= 0x80000007) { 39769392bd98SCalvin Walton __cpuid(0x80000007, eax, ebx, ecx, edx); 39779392bd98SCalvin Walton /* RAPL (Fam 17h) */ 39789392bd98SCalvin Walton has_rapl = edx & (1 << 14); 39799392bd98SCalvin Walton } 39809392bd98SCalvin Walton 39819392bd98SCalvin Walton if (!has_rapl) 3982889facbeSLen Brown return; 39839392bd98SCalvin Walton 39849392bd98SCalvin Walton switch (family) { 39859392bd98SCalvin Walton case 0x17: /* Zen, Zen+ */ 39869392bd98SCalvin Walton do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY; 3987*3316f99aSCalvin Walton if (rapl_joules) { 3988*3316f99aSCalvin Walton BIC_PRESENT(BIC_Pkg_J); 39899392bd98SCalvin Walton BIC_PRESENT(BIC_Cor_J); 3990*3316f99aSCalvin Walton } else { 3991*3316f99aSCalvin Walton BIC_PRESENT(BIC_PkgWatt); 39929392bd98SCalvin Walton BIC_PRESENT(BIC_CorWatt); 3993*3316f99aSCalvin Walton } 39949392bd98SCalvin Walton break; 39959392bd98SCalvin Walton default: 39969392bd98SCalvin Walton return; 39979392bd98SCalvin Walton } 39989392bd98SCalvin Walton 39999392bd98SCalvin Walton if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr)) 40009392bd98SCalvin Walton return; 40019392bd98SCalvin Walton 40029392bd98SCalvin Walton rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf)); 40039392bd98SCalvin Walton rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f)); 40049392bd98SCalvin Walton rapl_power_units = ldexp(1.0, -(msr & 0xf)); 40059392bd98SCalvin Walton 40069392bd98SCalvin Walton tdp = get_tdp_amd(model); 40079392bd98SCalvin Walton 40089392bd98SCalvin Walton rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 40099392bd98SCalvin Walton if (!quiet) 40109392bd98SCalvin Walton fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 40119392bd98SCalvin Walton } 40129392bd98SCalvin Walton 40139392bd98SCalvin Walton /* 40149392bd98SCalvin Walton * rapl_probe() 40159392bd98SCalvin Walton * 40169392bd98SCalvin Walton * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 40179392bd98SCalvin Walton */ 40189392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model) 40199392bd98SCalvin Walton { 40209392bd98SCalvin Walton if (genuine_intel) 40219392bd98SCalvin Walton rapl_probe_intel(family, model); 40229392bd98SCalvin Walton if (authentic_amd) 40239392bd98SCalvin Walton rapl_probe_amd(family, model); 4024889facbeSLen Brown } 4025889facbeSLen Brown 40261b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 40273a9a941dSLen Brown { 40283a9a941dSLen Brown if (!genuine_intel) 40293a9a941dSLen Brown return; 40303a9a941dSLen Brown 40313a9a941dSLen Brown if (family != 6) 40323a9a941dSLen Brown return; 40333a9a941dSLen Brown 40343a9a941dSLen Brown switch (model) { 4035869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 4036869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 40373a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 4038869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 40393a9a941dSLen Brown do_core_perf_limit_reasons = 1; 40403a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 40413a9a941dSLen Brown default: 40423a9a941dSLen Brown return; 40433a9a941dSLen Brown } 40443a9a941dSLen Brown } 40453a9a941dSLen Brown 4046ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model) 4047ac980e13SArtem Bityutskiy { 4048ac980e13SArtem Bityutskiy if (is_skx(family, model) || is_bdx(family, model)) 4049ac980e13SArtem Bityutskiy has_automatic_cstate_conversion = 1; 4050ac980e13SArtem Bityutskiy } 4051ac980e13SArtem Bityutskiy 4052889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4053889facbeSLen Brown { 4054889facbeSLen Brown unsigned long long msr; 4055f4896fa5SLen Brown unsigned int dts, dts2; 4056889facbeSLen Brown int cpu; 4057889facbeSLen Brown 4058889facbeSLen Brown if (!(do_dts || do_ptm)) 4059889facbeSLen Brown return 0; 4060889facbeSLen Brown 4061889facbeSLen Brown cpu = t->cpu_id; 4062889facbeSLen Brown 4063889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 4064889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 4065889facbeSLen Brown return 0; 4066889facbeSLen Brown 4067889facbeSLen Brown if (cpu_migrate(cpu)) { 4068b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4069889facbeSLen Brown return -1; 4070889facbeSLen Brown } 4071889facbeSLen Brown 4072889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 4073889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 4074889facbeSLen Brown return 0; 4075889facbeSLen Brown 4076889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4077b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 4078889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 4079889facbeSLen Brown 4080889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 4081889facbeSLen Brown return 0; 4082889facbeSLen Brown 4083889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4084889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4085b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 4086889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 4087889facbeSLen Brown } 4088889facbeSLen Brown 4089889facbeSLen Brown 4090f4896fa5SLen Brown if (do_dts && debug) { 4091889facbeSLen Brown unsigned int resolution; 4092889facbeSLen Brown 4093889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 4094889facbeSLen Brown return 0; 4095889facbeSLen Brown 4096889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4097889facbeSLen Brown resolution = (msr >> 27) & 0xF; 4098b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 4099889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 4100889facbeSLen Brown 4101889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 4102889facbeSLen Brown return 0; 4103889facbeSLen Brown 4104889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4105889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4106b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 4107889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 4108889facbeSLen Brown } 4109889facbeSLen Brown 4110889facbeSLen Brown return 0; 4111889facbeSLen Brown } 4112889facbeSLen Brown 4113889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 4114889facbeSLen Brown { 4115b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 4116889facbeSLen Brown cpu, label, 4117889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 4118889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 4119889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 4120889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 4121889facbeSLen Brown 4122889facbeSLen Brown return; 4123889facbeSLen Brown } 4124889facbeSLen Brown 4125889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4126889facbeSLen Brown { 4127889facbeSLen Brown unsigned long long msr; 41289392bd98SCalvin Walton const char *msr_name; 4129889facbeSLen Brown int cpu; 4130889facbeSLen Brown 4131889facbeSLen Brown if (!do_rapl) 4132889facbeSLen Brown return 0; 4133889facbeSLen Brown 4134889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 4135889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4136889facbeSLen Brown return 0; 4137889facbeSLen Brown 4138889facbeSLen Brown cpu = t->cpu_id; 4139889facbeSLen Brown if (cpu_migrate(cpu)) { 4140b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4141889facbeSLen Brown return -1; 4142889facbeSLen Brown } 4143889facbeSLen Brown 41449392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 41459392bd98SCalvin Walton msr_name = "MSR_RAPL_PWR_UNIT"; 41469392bd98SCalvin Walton if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr)) 41479392bd98SCalvin Walton return -1; 41489392bd98SCalvin Walton } else { 41499392bd98SCalvin Walton msr_name = "MSR_RAPL_POWER_UNIT"; 4150889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 4151889facbeSLen Brown return -1; 41529392bd98SCalvin Walton } 4153889facbeSLen Brown 41549392bd98SCalvin Walton fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr, 4155144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 415696e47158SLen Brown 4157144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 4158144b44b1SLen Brown 4159889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 4160889facbeSLen Brown return -5; 4161889facbeSLen Brown 4162889facbeSLen Brown 4163b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4164889facbeSLen Brown cpu, msr, 4165889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4166889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4167889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4168889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 4169889facbeSLen Brown 4170144b44b1SLen Brown } 4171144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 4172144b44b1SLen Brown 4173889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 4174889facbeSLen Brown return -9; 4175889facbeSLen Brown 4176b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 4177889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "" : "UN"); 4178889facbeSLen Brown 4179889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 4180b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 4181889facbeSLen Brown cpu, 4182889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 4183889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 4184889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 4185889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 4186889facbeSLen Brown } 4187889facbeSLen Brown 41880b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 4189889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 4190889facbeSLen Brown return -6; 4191889facbeSLen Brown 4192b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4193889facbeSLen Brown cpu, msr, 4194889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4195889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4196889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4197889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 41980b2bb692SLen Brown } 41990b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 4200889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 4201889facbeSLen Brown return -9; 4202b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 4203889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4204889facbeSLen Brown 4205889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 4206889facbeSLen Brown } 4207144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 4208889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 4209889facbeSLen Brown return -7; 4210889facbeSLen Brown 4211b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 4212144b44b1SLen Brown } 42139148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 4214889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 4215889facbeSLen Brown return -9; 4216b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 4217889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4218889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 4219889facbeSLen Brown } 4220889facbeSLen Brown if (do_rapl & RAPL_GFX) { 4221889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 4222889facbeSLen Brown return -8; 4223889facbeSLen Brown 4224b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 4225889facbeSLen Brown 4226889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 4227889facbeSLen Brown return -9; 4228b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 4229889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4230889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 4231889facbeSLen Brown } 4232889facbeSLen Brown return 0; 4233889facbeSLen Brown } 4234889facbeSLen Brown 4235d7899447SLen Brown /* 4236d7899447SLen Brown * SNB adds support for additional MSRs: 4237d7899447SLen Brown * 4238d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 4239d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 4240d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 4241d7899447SLen Brown */ 4242103a8feaSLen Brown 4243d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 4244103a8feaSLen Brown { 4245103a8feaSLen Brown if (!genuine_intel) 4246103a8feaSLen Brown return 0; 4247103a8feaSLen Brown 4248103a8feaSLen Brown switch (model) { 4249869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 4250869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 4251869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 4252869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 4253869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 4254869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 4255869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 4256869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 4257869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 4258869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 4259869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4260997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4261869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 4262869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4263f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4264f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 4265103a8feaSLen Brown return 1; 4266103a8feaSLen Brown } 4267103a8feaSLen Brown return 0; 4268103a8feaSLen Brown } 4269103a8feaSLen Brown 4270d7899447SLen Brown /* 4271d7899447SLen Brown * HSW adds support for additional MSRs: 4272d7899447SLen Brown * 4273d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 4274d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 4275d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 42765a63426eSLen Brown * 42775a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 42785a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 42795a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 42805a63426eSLen Brown * 4281d7899447SLen Brown */ 4282d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 4283ca58710fSKristen Carlson Accardi { 4284ca58710fSKristen Carlson Accardi if (!genuine_intel) 4285ca58710fSKristen Carlson Accardi return 0; 4286ca58710fSKristen Carlson Accardi 4287ca58710fSKristen Carlson Accardi switch (model) { 4288f5a4c76aSLen Brown case INTEL_FAM6_HASWELL_CORE: 4289869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 4290869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4291997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4292869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4293f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4294ca58710fSKristen Carlson Accardi return 1; 4295ca58710fSKristen Carlson Accardi } 4296ca58710fSKristen Carlson Accardi return 0; 4297ca58710fSKristen Carlson Accardi } 4298ca58710fSKristen Carlson Accardi 42990b2bb692SLen Brown /* 43000b2bb692SLen Brown * SKL adds support for additional MSRS: 43010b2bb692SLen Brown * 43020b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 43030b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 43040b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 43050b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 43060b2bb692SLen Brown */ 43070b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 43080b2bb692SLen Brown { 43090b2bb692SLen Brown if (!genuine_intel) 43100b2bb692SLen Brown return 0; 43110b2bb692SLen Brown 43120b2bb692SLen Brown switch (model) { 4313869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4314997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 43150b2bb692SLen Brown return 1; 43160b2bb692SLen Brown } 43170b2bb692SLen Brown return 0; 43180b2bb692SLen Brown } 43190b2bb692SLen Brown 4320144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 4321144b44b1SLen Brown { 4322144b44b1SLen Brown if (!genuine_intel) 4323144b44b1SLen Brown return 0; 4324144b44b1SLen Brown switch (model) { 4325f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 4326f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 4327144b44b1SLen Brown return 1; 4328144b44b1SLen Brown } 4329144b44b1SLen Brown return 0; 4330144b44b1SLen Brown } 4331144b44b1SLen Brown 4332fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 4333fb5d4327SDasaratharaman Chandramouli { 4334fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 4335fb5d4327SDasaratharaman Chandramouli return 0; 4336fb5d4327SDasaratharaman Chandramouli switch (model) { 4337869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 4338fb5d4327SDasaratharaman Chandramouli return 1; 4339fb5d4327SDasaratharaman Chandramouli } 4340fb5d4327SDasaratharaman Chandramouli return 0; 4341fb5d4327SDasaratharaman Chandramouli } 4342fb5d4327SDasaratharaman Chandramouli 4343997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model) 4344997e5395SSrinivas Pandruvada { 4345997e5395SSrinivas Pandruvada if (!genuine_intel) 4346997e5395SSrinivas Pandruvada return 0; 4347997e5395SSrinivas Pandruvada 4348997e5395SSrinivas Pandruvada switch (model) { 4349997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4350997e5395SSrinivas Pandruvada return 1; 4351997e5395SSrinivas Pandruvada } 4352997e5395SSrinivas Pandruvada 4353997e5395SSrinivas Pandruvada return 0; 4354997e5395SSrinivas Pandruvada } 4355997e5395SSrinivas Pandruvada 4356b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 4357b2b34dfeSHubert Chrzaniuk { 4358b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 4359b2b34dfeSHubert Chrzaniuk return 1024; 4360b2b34dfeSHubert Chrzaniuk return 1; 4361b2b34dfeSHubert Chrzaniuk } 4362b2b34dfeSHubert Chrzaniuk 4363144b44b1SLen Brown #define SLM_BCLK_FREQS 5 4364144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 4365144b44b1SLen Brown 4366144b44b1SLen Brown double slm_bclk(void) 4367144b44b1SLen Brown { 4368144b44b1SLen Brown unsigned long long msr = 3; 4369144b44b1SLen Brown unsigned int i; 4370144b44b1SLen Brown double freq; 4371144b44b1SLen Brown 43727ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 4373b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 4374144b44b1SLen Brown 4375144b44b1SLen Brown i = msr & 0xf; 4376144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 4377b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 43780a91e551SColin Ian King i = 3; 4379144b44b1SLen Brown } 4380144b44b1SLen Brown freq = slm_freq_table[i]; 4381144b44b1SLen Brown 438296e47158SLen Brown if (!quiet) 4383b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 4384144b44b1SLen Brown 4385144b44b1SLen Brown return freq; 4386144b44b1SLen Brown } 4387144b44b1SLen Brown 4388103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 4389103a8feaSLen Brown { 4390121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 4391103a8feaSLen Brown return 100.00; 4392144b44b1SLen Brown else if (is_slm(family, model)) 4393144b44b1SLen Brown return slm_bclk(); 4394103a8feaSLen Brown else 4395103a8feaSLen Brown return 133.33; 4396103a8feaSLen Brown } 4397103a8feaSLen Brown 4398889facbeSLen Brown /* 4399889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 4400889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 4401889facbeSLen Brown * This is usually equal to tjMax. 4402889facbeSLen Brown * 4403889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 4404889facbeSLen Brown * but also allow cmdline over-ride with -T. 4405889facbeSLen Brown * 4406889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 4407889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 4408889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 4409889facbeSLen Brown */ 4410889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4411889facbeSLen Brown { 4412889facbeSLen Brown unsigned long long msr; 4413889facbeSLen Brown unsigned int target_c_local; 4414889facbeSLen Brown int cpu; 4415889facbeSLen Brown 4416889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 4417889facbeSLen Brown if (!(do_dts || do_ptm)) 4418889facbeSLen Brown return 0; 4419889facbeSLen Brown 4420889facbeSLen Brown /* this is a per-package concept */ 4421889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4422889facbeSLen Brown return 0; 4423889facbeSLen Brown 4424889facbeSLen Brown cpu = t->cpu_id; 4425889facbeSLen Brown if (cpu_migrate(cpu)) { 4426b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4427889facbeSLen Brown return -1; 4428889facbeSLen Brown } 4429889facbeSLen Brown 4430889facbeSLen Brown if (tcc_activation_temp_override != 0) { 4431889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 4432b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 4433889facbeSLen Brown cpu, tcc_activation_temp); 4434889facbeSLen Brown return 0; 4435889facbeSLen Brown } 4436889facbeSLen Brown 4437889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 4438d7899447SLen Brown if (!do_nhm_platform_info) 4439889facbeSLen Brown goto guess; 4440889facbeSLen Brown 44417ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 4442889facbeSLen Brown goto guess; 4443889facbeSLen Brown 44443482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 4445889facbeSLen Brown 444696e47158SLen Brown if (!quiet) 4447b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 4448889facbeSLen Brown cpu, msr, target_c_local); 4449889facbeSLen Brown 44503482124aSJean Delvare if (!target_c_local) 4451889facbeSLen Brown goto guess; 4452889facbeSLen Brown 4453889facbeSLen Brown tcc_activation_temp = target_c_local; 4454889facbeSLen Brown 4455889facbeSLen Brown return 0; 4456889facbeSLen Brown 4457889facbeSLen Brown guess: 4458889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 4459b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 4460889facbeSLen Brown cpu, tcc_activation_temp); 4461889facbeSLen Brown 4462889facbeSLen Brown return 0; 4463889facbeSLen Brown } 446469807a63SLen Brown 4465aa8d8cc7SLen Brown void decode_feature_control_msr(void) 4466aa8d8cc7SLen Brown { 4467aa8d8cc7SLen Brown unsigned long long msr; 4468aa8d8cc7SLen Brown 4469aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 4470aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 4471aa8d8cc7SLen Brown base_cpu, msr, 4472aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 4473aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 4474aa8d8cc7SLen Brown } 4475aa8d8cc7SLen Brown 447669807a63SLen Brown void decode_misc_enable_msr(void) 447769807a63SLen Brown { 447869807a63SLen Brown unsigned long long msr; 447969807a63SLen Brown 4480f26b1519SLen Brown if (!genuine_intel) 4481f26b1519SLen Brown return; 4482f26b1519SLen Brown 448369807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 4484e6512624SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n", 448569807a63SLen Brown base_cpu, msr, 4486e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-", 4487e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-", 4488fd3933caSLen Brown msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-", 4489e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "", 4490e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : ""); 449169807a63SLen Brown } 449269807a63SLen Brown 449333148d67SLen Brown void decode_misc_feature_control(void) 449433148d67SLen Brown { 449533148d67SLen Brown unsigned long long msr; 449633148d67SLen Brown 449733148d67SLen Brown if (!has_misc_feature_control) 449833148d67SLen Brown return; 449933148d67SLen Brown 450033148d67SLen Brown if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr)) 450133148d67SLen Brown fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n", 450233148d67SLen Brown base_cpu, msr, 450333148d67SLen Brown msr & (0 << 0) ? "No-" : "", 450433148d67SLen Brown msr & (1 << 0) ? "No-" : "", 450533148d67SLen Brown msr & (2 << 0) ? "No-" : "", 450633148d67SLen Brown msr & (3 << 0) ? "No-" : ""); 450733148d67SLen Brown } 4508f0057310SLen Brown /* 4509f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 4510f0057310SLen Brown * 4511f0057310SLen Brown * Decode the bits according to the Nehalem documentation 4512f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 4513f0057310SLen Brown * bit[1] less so... 4514f0057310SLen Brown */ 4515f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 4516f0057310SLen Brown { 4517f0057310SLen Brown unsigned long long msr; 4518f0057310SLen Brown 4519f0057310SLen Brown if (!do_nhm_platform_info) 4520f0057310SLen Brown return; 4521f0057310SLen Brown 4522cf4cbe53SLen Brown if (no_MSR_MISC_PWR_MGMT) 4523cf4cbe53SLen Brown return; 4524cf4cbe53SLen Brown 4525f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 4526ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 4527f0057310SLen Brown base_cpu, msr, 4528f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 4529ddadb8adSSrinivas Pandruvada msr & (1 << 1) ? "EN" : "DIS", 4530ddadb8adSSrinivas Pandruvada msr & (1 << 8) ? "EN" : "DIS"); 4531f0057310SLen Brown } 453271616c8eSLen Brown /* 453371616c8eSLen Brown * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG 453471616c8eSLen Brown * 453571616c8eSLen Brown * This MSRs are present on Silvermont processors, 453671616c8eSLen Brown * Intel Atom processor E3000 series (Baytrail), and friends. 453771616c8eSLen Brown */ 453871616c8eSLen Brown void decode_c6_demotion_policy_msr(void) 453971616c8eSLen Brown { 454071616c8eSLen Brown unsigned long long msr; 454171616c8eSLen Brown 454271616c8eSLen Brown if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr)) 454371616c8eSLen Brown fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n", 454471616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 454571616c8eSLen Brown 454671616c8eSLen Brown if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr)) 454771616c8eSLen Brown fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n", 454871616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 454971616c8eSLen Brown } 45507f5c258eSLen Brown 4551f5a4c76aSLen Brown /* 4552f5a4c76aSLen Brown * When models are the same, for the purpose of turbostat, reuse 4553f5a4c76aSLen Brown */ 4554f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model) 4555f5a4c76aSLen Brown { 4556f5a4c76aSLen Brown 4557f5a4c76aSLen Brown switch(model) { 4558f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 4559f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 4560f5a4c76aSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 4561f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 4562f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 4563f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM; 4564f5a4c76aSLen Brown 4565f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 4566f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 4567f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM_EX; 4568f5a4c76aSLen Brown 4569f5a4c76aSLen Brown case INTEL_FAM6_XEON_PHI_KNM: 4570f5a4c76aSLen Brown return INTEL_FAM6_XEON_PHI_KNL; 4571f5a4c76aSLen Brown 4572f5a4c76aSLen Brown case INTEL_FAM6_HASWELL_ULT: 4573f5a4c76aSLen Brown return INTEL_FAM6_HASWELL_CORE; 4574f5a4c76aSLen Brown 4575f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_X: 4576f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 4577f5a4c76aSLen Brown return INTEL_FAM6_BROADWELL_X; 4578f5a4c76aSLen Brown 4579f5a4c76aSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: 4580f5a4c76aSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: 4581f5a4c76aSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: 4582f5a4c76aSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: 4583f5a4c76aSLen Brown return INTEL_FAM6_SKYLAKE_MOBILE; 4584937807d3SLen Brown 4585937807d3SLen Brown case INTEL_FAM6_ICELAKE_MOBILE: 4586937807d3SLen Brown return INTEL_FAM6_CANNONLAKE_MOBILE; 4587f5a4c76aSLen Brown } 4588f5a4c76aSLen Brown return model; 4589f5a4c76aSLen Brown } 4590fcd17211SLen Brown void process_cpuid() 4591103a8feaSLen Brown { 459234041551SLen Brown unsigned int eax, ebx, ecx, edx; 459334041551SLen Brown unsigned int fms, family, model, stepping, ecx_flags, edx_flags; 4594b3a34e93SLen Brown unsigned int has_turbo; 4595103a8feaSLen Brown 4596103a8feaSLen Brown eax = ebx = ecx = edx = 0; 4597103a8feaSLen Brown 45985aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 4599103a8feaSLen Brown 460034041551SLen Brown if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69) 4601103a8feaSLen Brown genuine_intel = 1; 460234041551SLen Brown else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65) 460334041551SLen Brown authentic_amd = 1; 4604103a8feaSLen Brown 460596e47158SLen Brown if (!quiet) 4606b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 4607103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 4608103a8feaSLen Brown 46095aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 4610103a8feaSLen Brown family = (fms >> 8) & 0xf; 4611103a8feaSLen Brown model = (fms >> 4) & 0xf; 4612103a8feaSLen Brown stepping = fms & 0xf; 46135aa3d1a2SCalvin Walton if (family == 0xf) 46145aa3d1a2SCalvin Walton family += (fms >> 20) & 0xff; 46155aa3d1a2SCalvin Walton if (family >= 6) 4616103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 461734041551SLen Brown ecx_flags = ecx; 461834041551SLen Brown edx_flags = edx; 4619103a8feaSLen Brown 4620103a8feaSLen Brown /* 4621103a8feaSLen Brown * check max extended function levels of CPUID. 4622103a8feaSLen Brown * This is needed to check for invariant TSC. 4623103a8feaSLen Brown * This check is valid for both Intel and AMD. 4624103a8feaSLen Brown */ 4625103a8feaSLen Brown ebx = ecx = edx = 0; 46265aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 4627103a8feaSLen Brown 462834041551SLen Brown if (!quiet) { 462934041551SLen Brown fprintf(outf, "0x%x CPUID levels; 0x%x xlevels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 463034041551SLen Brown max_level, max_extended_level, family, model, stepping, family, model, stepping); 463134041551SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n", 463234041551SLen Brown ecx_flags & (1 << 0) ? "SSE3" : "-", 463334041551SLen Brown ecx_flags & (1 << 3) ? "MONITOR" : "-", 463434041551SLen Brown ecx_flags & (1 << 6) ? "SMX" : "-", 463534041551SLen Brown ecx_flags & (1 << 7) ? "EIST" : "-", 463634041551SLen Brown ecx_flags & (1 << 8) ? "TM2" : "-", 463734041551SLen Brown edx_flags & (1 << 4) ? "TSC" : "-", 463834041551SLen Brown edx_flags & (1 << 5) ? "MSR" : "-", 463934041551SLen Brown edx_flags & (1 << 22) ? "ACPI-TM" : "-", 464034041551SLen Brown edx_flags & (1 << 28) ? "HT" : "-", 464134041551SLen Brown edx_flags & (1 << 29) ? "TM" : "-"); 464234041551SLen Brown } 4643f5a4c76aSLen Brown if (genuine_intel) 4644f5a4c76aSLen Brown model = intel_model_duplicates(model); 464534041551SLen Brown 464634041551SLen Brown if (!(edx_flags & (1 << 5))) 464734041551SLen Brown errx(1, "CPUID: no MSR"); 464834041551SLen Brown 464961a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 4650103a8feaSLen Brown 4651103a8feaSLen Brown /* 4652103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 4653103a8feaSLen Brown * this check is valid for both Intel and AMD 4654103a8feaSLen Brown */ 46555aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 46568209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 4657d7899447SLen Brown } 4658103a8feaSLen Brown 4659103a8feaSLen Brown /* 4660103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 4661103a8feaSLen Brown * this check is valid for both Intel and AMD 4662103a8feaSLen Brown */ 4663103a8feaSLen Brown 46645aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 46658209e054SThomas Renninger has_aperf = ecx & (1 << 0); 4666812db3f7SLen Brown if (has_aperf) { 4667812db3f7SLen Brown BIC_PRESENT(BIC_Avg_MHz); 4668812db3f7SLen Brown BIC_PRESENT(BIC_Busy); 4669812db3f7SLen Brown BIC_PRESENT(BIC_Bzy_MHz); 4670812db3f7SLen Brown } 4671889facbeSLen Brown do_dts = eax & (1 << 0); 4672812db3f7SLen Brown if (do_dts) 4673812db3f7SLen Brown BIC_PRESENT(BIC_CoreTmp); 4674b3a34e93SLen Brown has_turbo = eax & (1 << 1); 4675889facbeSLen Brown do_ptm = eax & (1 << 6); 4676812db3f7SLen Brown if (do_ptm) 4677812db3f7SLen Brown BIC_PRESENT(BIC_PkgTmp); 46787f5c258eSLen Brown has_hwp = eax & (1 << 7); 46797f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 46807f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 46817f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 46827f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 4683889facbeSLen Brown has_epb = ecx & (1 << 3); 4684889facbeSLen Brown 468596e47158SLen Brown if (!quiet) 4686b3a34e93SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, " 46877f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 46887f5c258eSLen Brown has_aperf ? "" : "No-", 4689b3a34e93SLen Brown has_turbo ? "" : "No-", 46907f5c258eSLen Brown do_dts ? "" : "No-", 46917f5c258eSLen Brown do_ptm ? "" : "No-", 46927f5c258eSLen Brown has_hwp ? "" : "No-", 46937f5c258eSLen Brown has_hwp_notify ? "" : "No-", 46947f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 46957f5c258eSLen Brown has_hwp_epp ? "" : "No-", 46967f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 46977f5c258eSLen Brown has_epb ? "" : "No-"); 4698103a8feaSLen Brown 469996e47158SLen Brown if (!quiet) 470069807a63SLen Brown decode_misc_enable_msr(); 470169807a63SLen Brown 470233148d67SLen Brown 470396e47158SLen Brown if (max_level >= 0x7 && !quiet) { 4704aa8d8cc7SLen Brown int has_sgx; 4705aa8d8cc7SLen Brown 4706aa8d8cc7SLen Brown ecx = 0; 4707aa8d8cc7SLen Brown 4708aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 4709aa8d8cc7SLen Brown 4710aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 4711aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 4712aa8d8cc7SLen Brown 4713aa8d8cc7SLen Brown if (has_sgx) 4714aa8d8cc7SLen Brown decode_feature_control_msr(); 4715aa8d8cc7SLen Brown } 4716aa8d8cc7SLen Brown 471761a87ba7SLen Brown if (max_level >= 0x15) { 47188a5bdf41SLen Brown unsigned int eax_crystal; 47198a5bdf41SLen Brown unsigned int ebx_tsc; 47208a5bdf41SLen Brown 47218a5bdf41SLen Brown /* 47228a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 47238a5bdf41SLen Brown */ 47248a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 47255aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 47268a5bdf41SLen Brown 47278a5bdf41SLen Brown if (ebx_tsc != 0) { 47288a5bdf41SLen Brown 472996e47158SLen Brown if (!quiet && (ebx != 0)) 4730b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 47318a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 47328a5bdf41SLen Brown 47338a5bdf41SLen Brown if (crystal_hz == 0) 47348a5bdf41SLen Brown switch(model) { 4735869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4736e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 4737e8efbc80SLen Brown break; 4738f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 4739ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 4740ec53e594SLen Brown break; 4741869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4742f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4743e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 47448a5bdf41SLen Brown break; 47458a5bdf41SLen Brown default: 47468a5bdf41SLen Brown crystal_hz = 0; 47478a5bdf41SLen Brown } 47488a5bdf41SLen Brown 47498a5bdf41SLen Brown if (crystal_hz) { 47508a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 475196e47158SLen Brown if (!quiet) 4752b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 47538a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 47548a5bdf41SLen Brown } 47558a5bdf41SLen Brown } 47568a5bdf41SLen Brown } 475761a87ba7SLen Brown if (max_level >= 0x16) { 475861a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 475961a87ba7SLen Brown 476061a87ba7SLen Brown /* 476161a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 476261a87ba7SLen Brown */ 476361a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 476461a87ba7SLen Brown 47655aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 476696e47158SLen Brown if (!quiet) 4767b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 476861a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 476961a87ba7SLen Brown } 47708a5bdf41SLen Brown 4771b2b34dfeSHubert Chrzaniuk if (has_aperf) 4772b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 4773b2b34dfeSHubert Chrzaniuk 4774812db3f7SLen Brown BIC_PRESENT(BIC_IRQ); 4775812db3f7SLen Brown BIC_PRESENT(BIC_TSC_MHz); 4776812db3f7SLen Brown 4777812db3f7SLen Brown if (probe_nhm_msrs(family, model)) { 4778812db3f7SLen Brown do_nhm_platform_info = 1; 4779812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c1); 4780812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c3); 4781812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c6); 4782812db3f7SLen Brown BIC_PRESENT(BIC_SMI); 4783812db3f7SLen Brown } 4784d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 4785812db3f7SLen Brown 4786812db3f7SLen Brown if (do_snb_cstates) 4787812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c7); 4788812db3f7SLen Brown 47895a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 47900f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__2)) 47910f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc2); 47920f47c08dSLen Brown if (pkg_cstate_limit >= PCL__3) 47930f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc3); 47940f47c08dSLen Brown if (pkg_cstate_limit >= PCL__6) 47950f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 47960f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__7)) 47970f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc7); 47980539ba11SLen Brown if (has_slv_msrs(family, model)) { 47990f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc2); 48000f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 48010f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 48020f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 48030539ba11SLen Brown BIC_PRESENT(BIC_Mod_c6); 48040539ba11SLen Brown use_c1_residency_msr = 1; 48050539ba11SLen Brown } 48067170a374SLen Brown if (is_dnv(family, model)) { 48077170a374SLen Brown BIC_PRESENT(BIC_CPU_c1); 48087170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 48097170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 48107170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 48117170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 48127170a374SLen Brown use_c1_residency_msr = 1; 48137170a374SLen Brown } 481434c76197SLen Brown if (is_skx(family, model)) { 481534c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 481634c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 481734c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 481834c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 481934c76197SLen Brown } 4820ade0ebacSLen Brown if (is_bdx(family, model)) { 4821ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 4822ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 4823ade0ebacSLen Brown } 48240f47c08dSLen Brown if (has_hsw_msrs(family, model)) { 48250f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc8); 48260f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc9); 48270f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc10); 48280f47c08dSLen Brown } 48295a63426eSLen Brown do_irtl_hsw = has_hsw_msrs(family, model); 4830a99d8730SLen Brown if (has_skl_msrs(family, model)) { 4831a99d8730SLen Brown BIC_PRESENT(BIC_Totl_c0); 4832a99d8730SLen Brown BIC_PRESENT(BIC_Any_c0); 4833a99d8730SLen Brown BIC_PRESENT(BIC_GFX_c0); 4834a99d8730SLen Brown BIC_PRESENT(BIC_CPUGFX); 4835a99d8730SLen Brown } 4836144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 4837fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 4838103a8feaSLen Brown 483931a1f15cSLen Brown if (do_slm_cstates || do_knl_cstates || is_cnl(family, model)) 4840562855eeSLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 4841562855eeSLen Brown 484296e47158SLen Brown if (!quiet) 4843f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 4844f0057310SLen Brown 484596e47158SLen Brown if (!quiet && has_slv_msrs(family, model)) 484671616c8eSLen Brown decode_c6_demotion_policy_msr(); 484771616c8eSLen Brown 4848889facbeSLen Brown rapl_probe(family, model); 48493a9a941dSLen Brown perf_limit_reasons_probe(family, model); 4850ac980e13SArtem Bityutskiy automatic_cstate_conversion_probe(family, model); 4851889facbeSLen Brown 485296e47158SLen Brown if (!quiet) 48531b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 4854fcd17211SLen Brown 485541618e63SLen Brown if (!quiet) 485641618e63SLen Brown dump_sysfs_cstate_config(); 48577293fccdSLen Brown if (!quiet) 48587293fccdSLen Brown dump_sysfs_pstate_config(); 485941618e63SLen Brown 4860a2b7b749SLen Brown if (has_skl_msrs(family, model)) 4861a2b7b749SLen Brown calculate_tsc_tweak(); 4862a2b7b749SLen Brown 4863812db3f7SLen Brown if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK)) 4864812db3f7SLen Brown BIC_PRESENT(BIC_GFX_rc6); 4865fdf676e5SLen Brown 4866812db3f7SLen Brown if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK)) 4867812db3f7SLen Brown BIC_PRESENT(BIC_GFXMHz); 486827d47356SLen Brown 4869be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK)) 4870be0e54c4SLen Brown BIC_PRESENT(BIC_CPU_LPI); 4871be0e54c4SLen Brown else 4872be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_CPU_LPI); 4873be0e54c4SLen Brown 4874be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us", R_OK)) 4875be0e54c4SLen Brown BIC_PRESENT(BIC_SYS_LPI); 4876be0e54c4SLen Brown else 4877be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_SYS_LPI); 4878be0e54c4SLen Brown 487996e47158SLen Brown if (!quiet) 488033148d67SLen Brown decode_misc_feature_control(); 488133148d67SLen Brown 4882889facbeSLen Brown return; 4883103a8feaSLen Brown } 4884103a8feaSLen Brown 4885103a8feaSLen Brown /* 4886103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 4887103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 4888103a8feaSLen Brown */ 4889103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 4890103a8feaSLen Brown { 4891103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 4892103a8feaSLen Brown return 1; 4893103a8feaSLen Brown else 4894103a8feaSLen Brown return 0; 4895103a8feaSLen Brown } 4896103a8feaSLen Brown 4897103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 4898103a8feaSLen Brown { 4899103a8feaSLen Brown return 0; 4900103a8feaSLen Brown } 4901103a8feaSLen Brown 4902c98d5d94SLen Brown void topology_probe() 4903c98d5d94SLen Brown { 4904c98d5d94SLen Brown int i; 4905c98d5d94SLen Brown int max_core_id = 0; 4906c98d5d94SLen Brown int max_package_id = 0; 49076de68fe1SLen Brown int max_die_id = 0; 4908c98d5d94SLen Brown int max_siblings = 0; 4909c98d5d94SLen Brown 4910c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 4911843c5791SPrarit Bhargava set_max_cpu_num(); 4912c98d5d94SLen Brown topo.num_cpus = 0; 4913c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 4914c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 4915812db3f7SLen Brown BIC_PRESENT(BIC_CPU); 4916c98d5d94SLen Brown 4917d8af6f5fSLen Brown if (debug > 1) 4918b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 4919c98d5d94SLen Brown 4920c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 4921b2c95d90SJosh Triplett if (cpus == NULL) 4922b2c95d90SJosh Triplett err(1, "calloc cpus"); 4923c98d5d94SLen Brown 4924c98d5d94SLen Brown /* 4925c98d5d94SLen Brown * Allocate and initialize cpu_present_set 4926c98d5d94SLen Brown */ 4927c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4928b2c95d90SJosh Triplett if (cpu_present_set == NULL) 4929b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4930c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4931c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 4932c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 4933c98d5d94SLen Brown 4934c98d5d94SLen Brown /* 49351ef7d21aSLen Brown * Validate that all cpus in cpu_subset are also in cpu_present_set 49361ef7d21aSLen Brown */ 49371ef7d21aSLen Brown for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) { 49381ef7d21aSLen Brown if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset)) 49391ef7d21aSLen Brown if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set)) 49401ef7d21aSLen Brown err(1, "cpu%d not present", i); 49411ef7d21aSLen Brown } 49421ef7d21aSLen Brown 49431ef7d21aSLen Brown /* 4944c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 4945c98d5d94SLen Brown */ 4946c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4947b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 4948b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4949c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4950c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 4951c98d5d94SLen Brown 49528cb48b32SPrarit Bhargava for_all_proc_cpus(init_thread_id); 4953c98d5d94SLen Brown 4954c98d5d94SLen Brown /* 4955c98d5d94SLen Brown * For online cpus 4956c98d5d94SLen Brown * find max_core_id, max_package_id 4957c98d5d94SLen Brown */ 4958c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 4959c98d5d94SLen Brown int siblings; 4960c98d5d94SLen Brown 4961c98d5d94SLen Brown if (cpu_is_not_present(i)) { 4962d8af6f5fSLen Brown if (debug > 1) 4963b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 4964c98d5d94SLen Brown continue; 4965c98d5d94SLen Brown } 4966c98d5d94SLen Brown 49670e2d8f05SLen Brown cpus[i].logical_cpu_id = i; 49680e2d8f05SLen Brown 49690e2d8f05SLen Brown /* get package information */ 4970c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 4971c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 4972c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 4973c98d5d94SLen Brown 49746de68fe1SLen Brown /* get die information */ 49756de68fe1SLen Brown cpus[i].die_id = get_die_id(i); 49766de68fe1SLen Brown if (cpus[i].die_id > max_die_id) 49776de68fe1SLen Brown max_die_id = cpus[i].die_id; 49786de68fe1SLen Brown 49790e2d8f05SLen Brown /* get numa node information */ 4980ef605741SPrarit Bhargava cpus[i].physical_node_id = get_physical_node_id(&cpus[i]); 4981ef605741SPrarit Bhargava if (cpus[i].physical_node_id > topo.max_node_num) 4982ef605741SPrarit Bhargava topo.max_node_num = cpus[i].physical_node_id; 49830e2d8f05SLen Brown 49840e2d8f05SLen Brown /* get core information */ 49850e2d8f05SLen Brown cpus[i].physical_core_id = get_core_id(i); 49860e2d8f05SLen Brown if (cpus[i].physical_core_id > max_core_id) 49870e2d8f05SLen Brown max_core_id = cpus[i].physical_core_id; 49880e2d8f05SLen Brown 49890e2d8f05SLen Brown /* get thread information */ 49900e2d8f05SLen Brown siblings = get_thread_siblings(&cpus[i]); 4991c98d5d94SLen Brown if (siblings > max_siblings) 4992c98d5d94SLen Brown max_siblings = siblings; 49934f206a0fSArtem Bityutskiy if (cpus[i].thread_id == 0) 49948cb48b32SPrarit Bhargava topo.num_cores++; 4995c98d5d94SLen Brown } 4996ef605741SPrarit Bhargava 499770a9c6e8SPrarit Bhargava topo.cores_per_node = max_core_id + 1; 4998d8af6f5fSLen Brown if (debug > 1) 4999b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 500070a9c6e8SPrarit Bhargava max_core_id, topo.cores_per_node); 500170a9c6e8SPrarit Bhargava if (!summary_only && topo.cores_per_node > 1) 5002812db3f7SLen Brown BIC_PRESENT(BIC_Core); 5003c98d5d94SLen Brown 50046de68fe1SLen Brown topo.num_die = max_die_id + 1; 50056de68fe1SLen Brown if (debug > 1) 50066de68fe1SLen Brown fprintf(outf, "max_die_id %d, sizing for %d die\n", 50076de68fe1SLen Brown max_die_id, topo.num_die); 50086de68fe1SLen Brown if (!summary_only && topo.num_die > 1) 50096de68fe1SLen Brown BIC_PRESENT(BIC_Die); 50106de68fe1SLen Brown 5011c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 5012d8af6f5fSLen Brown if (debug > 1) 5013b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 5014c98d5d94SLen Brown max_package_id, topo.num_packages); 50157da6e3e2SLen Brown if (!summary_only && topo.num_packages > 1) 5016812db3f7SLen Brown BIC_PRESENT(BIC_Package); 5017c98d5d94SLen Brown 5018ef605741SPrarit Bhargava set_node_data(); 5019ef605741SPrarit Bhargava if (debug > 1) 502070a9c6e8SPrarit Bhargava fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg); 502101235041SPrarit Bhargava if (!summary_only && topo.nodes_per_pkg > 1) 502201235041SPrarit Bhargava BIC_PRESENT(BIC_Node); 5023ef605741SPrarit Bhargava 502470a9c6e8SPrarit Bhargava topo.threads_per_core = max_siblings; 5025d8af6f5fSLen Brown if (debug > 1) 5026b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 50272ffbb224SPrarit Bhargava 50282ffbb224SPrarit Bhargava if (debug < 1) 50292ffbb224SPrarit Bhargava return; 50302ffbb224SPrarit Bhargava 50312ffbb224SPrarit Bhargava for (i = 0; i <= topo.max_cpu_num; ++i) { 50320ec712e3SLen Brown if (cpu_is_not_present(i)) 50330ec712e3SLen Brown continue; 50342ffbb224SPrarit Bhargava fprintf(outf, 50356de68fe1SLen Brown "cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n", 50366de68fe1SLen Brown i, cpus[i].physical_package_id, cpus[i].die_id, 50372ffbb224SPrarit Bhargava cpus[i].physical_node_id, 50382ffbb224SPrarit Bhargava cpus[i].logical_node_id, 50392ffbb224SPrarit Bhargava cpus[i].physical_core_id, 50402ffbb224SPrarit Bhargava cpus[i].thread_id); 50412ffbb224SPrarit Bhargava } 50422ffbb224SPrarit Bhargava 5043c98d5d94SLen Brown } 5044c98d5d94SLen Brown 5045c98d5d94SLen Brown void 504640f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c, 504740f5cfe7SPrarit Bhargava struct pkg_data **p) 5048c98d5d94SLen Brown { 5049c98d5d94SLen Brown int i; 505040f5cfe7SPrarit Bhargava int num_cores = topo.cores_per_node * topo.nodes_per_pkg * 505140f5cfe7SPrarit Bhargava topo.num_packages; 505240f5cfe7SPrarit Bhargava int num_threads = topo.threads_per_core * num_cores; 5053c98d5d94SLen Brown 505440f5cfe7SPrarit Bhargava *t = calloc(num_threads, sizeof(struct thread_data)); 5055c98d5d94SLen Brown if (*t == NULL) 5056c98d5d94SLen Brown goto error; 5057c98d5d94SLen Brown 505840f5cfe7SPrarit Bhargava for (i = 0; i < num_threads; i++) 5059c98d5d94SLen Brown (*t)[i].cpu_id = -1; 5060c98d5d94SLen Brown 506140f5cfe7SPrarit Bhargava *c = calloc(num_cores, sizeof(struct core_data)); 5062c98d5d94SLen Brown if (*c == NULL) 5063c98d5d94SLen Brown goto error; 5064c98d5d94SLen Brown 506540f5cfe7SPrarit Bhargava for (i = 0; i < num_cores; i++) 5066c98d5d94SLen Brown (*c)[i].core_id = -1; 5067c98d5d94SLen Brown 5068678a3bd1SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 5069c98d5d94SLen Brown if (*p == NULL) 5070c98d5d94SLen Brown goto error; 5071c98d5d94SLen Brown 5072c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 5073c98d5d94SLen Brown (*p)[i].package_id = i; 5074c98d5d94SLen Brown 5075c98d5d94SLen Brown return; 5076c98d5d94SLen Brown error: 5077b2c95d90SJosh Triplett err(1, "calloc counters"); 5078c98d5d94SLen Brown } 5079c98d5d94SLen Brown /* 5080c98d5d94SLen Brown * init_counter() 5081c98d5d94SLen Brown * 5082c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 5083c98d5d94SLen Brown */ 5084c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 50858cb48b32SPrarit Bhargava struct pkg_data *pkg_base, int cpu_id) 5086c98d5d94SLen Brown { 50878cb48b32SPrarit Bhargava int pkg_id = cpus[cpu_id].physical_package_id; 508840f5cfe7SPrarit Bhargava int node_id = cpus[cpu_id].logical_node_id; 50898cb48b32SPrarit Bhargava int core_id = cpus[cpu_id].physical_core_id; 50908cb48b32SPrarit Bhargava int thread_id = cpus[cpu_id].thread_id; 5091c98d5d94SLen Brown struct thread_data *t; 5092c98d5d94SLen Brown struct core_data *c; 5093c98d5d94SLen Brown struct pkg_data *p; 5094c98d5d94SLen Brown 509542dd4520SNathan Ciobanu 509642dd4520SNathan Ciobanu /* Workaround for systems where physical_node_id==-1 509742dd4520SNathan Ciobanu * and logical_node_id==(-1 - topo.num_cpus) 509842dd4520SNathan Ciobanu */ 509942dd4520SNathan Ciobanu if (node_id < 0) 510042dd4520SNathan Ciobanu node_id = 0; 510142dd4520SNathan Ciobanu 510240f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id); 510340f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_id, node_id, pkg_id); 51048cb48b32SPrarit Bhargava p = GET_PKG(pkg_base, pkg_id); 5105c98d5d94SLen Brown 5106c98d5d94SLen Brown t->cpu_id = cpu_id; 51078cb48b32SPrarit Bhargava if (thread_id == 0) { 5108c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 5109c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 5110c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 5111c98d5d94SLen Brown } 5112c98d5d94SLen Brown 51138cb48b32SPrarit Bhargava c->core_id = core_id; 51148cb48b32SPrarit Bhargava p->package_id = pkg_id; 5115c98d5d94SLen Brown } 5116c98d5d94SLen Brown 5117c98d5d94SLen Brown 5118c98d5d94SLen Brown int initialize_counters(int cpu_id) 5119c98d5d94SLen Brown { 51208cb48b32SPrarit Bhargava init_counter(EVEN_COUNTERS, cpu_id); 51218cb48b32SPrarit Bhargava init_counter(ODD_COUNTERS, cpu_id); 5122c98d5d94SLen Brown return 0; 5123c98d5d94SLen Brown } 5124c98d5d94SLen Brown 5125c98d5d94SLen Brown void allocate_output_buffer() 5126c98d5d94SLen Brown { 51273b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 5128c98d5d94SLen Brown outp = output_buffer; 5129b2c95d90SJosh Triplett if (outp == NULL) 5130b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 5131c98d5d94SLen Brown } 513236229897SLen Brown void allocate_fd_percpu(void) 513336229897SLen Brown { 513401a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 513536229897SLen Brown if (fd_percpu == NULL) 513636229897SLen Brown err(-1, "calloc fd_percpu"); 513736229897SLen Brown } 5138562a2d37SLen Brown void allocate_irq_buffers(void) 5139562a2d37SLen Brown { 5140562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 5141562a2d37SLen Brown if (irq_column_2_cpu == NULL) 5142562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 5143c98d5d94SLen Brown 514401a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 5145562a2d37SLen Brown if (irqs_per_cpu == NULL) 514601a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 5147562a2d37SLen Brown } 5148c98d5d94SLen Brown void setup_all_buffers(void) 5149c98d5d94SLen Brown { 5150c98d5d94SLen Brown topology_probe(); 5151562a2d37SLen Brown allocate_irq_buffers(); 515236229897SLen Brown allocate_fd_percpu(); 5153c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 5154c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 5155c98d5d94SLen Brown allocate_output_buffer(); 5156c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 5157c98d5d94SLen Brown } 51583b4d5c7fSAndy Shevchenko 51597ce7d5deSPrarit Bhargava void set_base_cpu(void) 51607ce7d5deSPrarit Bhargava { 51617ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 51627ce7d5deSPrarit Bhargava if (base_cpu < 0) 51637ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 51647ce7d5deSPrarit Bhargava 51657ce7d5deSPrarit Bhargava if (debug > 1) 5166b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 51677ce7d5deSPrarit Bhargava } 51687ce7d5deSPrarit Bhargava 5169103a8feaSLen Brown void turbostat_init() 5170103a8feaSLen Brown { 51717ce7d5deSPrarit Bhargava setup_all_buffers(); 51727ce7d5deSPrarit Bhargava set_base_cpu(); 5173103a8feaSLen Brown check_dev_msr(); 517498481e79SLen Brown check_permissions(); 5175fcd17211SLen Brown process_cpuid(); 5176103a8feaSLen Brown 5177103a8feaSLen Brown 517896e47158SLen Brown if (!quiet) 51797f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 51807f5c258eSLen Brown 518196e47158SLen Brown if (!quiet) 5182889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 5183889facbeSLen Brown 518496e47158SLen Brown if (!quiet) 51853a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 51863a9a941dSLen Brown 518796e47158SLen Brown if (!quiet) 5188889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 5189889facbeSLen Brown 5190889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 5191889facbeSLen Brown 519296e47158SLen Brown if (!quiet) 5193889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 51945a63426eSLen Brown 519596e47158SLen Brown if (!quiet && do_irtl_snb) 51965a63426eSLen Brown print_irtl(); 5197103a8feaSLen Brown } 5198103a8feaSLen Brown 5199103a8feaSLen Brown int fork_it(char **argv) 5200103a8feaSLen Brown { 5201103a8feaSLen Brown pid_t child_pid; 5202d91bb17cSLen Brown int status; 5203d15cf7c1SLen Brown 5204218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5205d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 52064c2122d4SLen Brown first_counter_read = 0; 5207d91bb17cSLen Brown if (status) 5208d91bb17cSLen Brown exit(status); 5209d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 5210d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 5211103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 5212103a8feaSLen Brown 5213103a8feaSLen Brown child_pid = fork(); 5214103a8feaSLen Brown if (!child_pid) { 5215103a8feaSLen Brown /* child */ 5216103a8feaSLen Brown execvp(argv[0], argv); 52170815a3d0SLen Brown err(errno, "exec %s", argv[0]); 5218103a8feaSLen Brown } else { 5219103a8feaSLen Brown 5220103a8feaSLen Brown /* parent */ 5221b2c95d90SJosh Triplett if (child_pid == -1) 5222b2c95d90SJosh Triplett err(1, "fork"); 5223103a8feaSLen Brown 5224103a8feaSLen Brown signal(SIGINT, SIG_IGN); 5225103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 5226b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 5227b2c95d90SJosh Triplett err(status, "waitpid"); 5228103a8feaSLen Brown } 5229c98d5d94SLen Brown /* 5230c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 5231c98d5d94SLen Brown * because re-starting is problematic when forking 5232c98d5d94SLen Brown */ 5233218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5234c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 5235103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 5236103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 5237ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 5238ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 5239ba3dec99SLen Brown else { 5240c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 5241c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 5242ba3dec99SLen Brown } 5243103a8feaSLen Brown 5244b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 5245b7d8c148SLen Brown 5246b7d8c148SLen Brown flush_output_stderr(); 5247103a8feaSLen Brown 5248d91bb17cSLen Brown return status; 5249103a8feaSLen Brown } 5250103a8feaSLen Brown 52513b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 52523b4d5c7fSAndy Shevchenko { 52533b4d5c7fSAndy Shevchenko int status; 52543b4d5c7fSAndy Shevchenko 5255218f0e8dSLen Brown snapshot_proc_sysfs_files(); 52563b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 52573b4d5c7fSAndy Shevchenko if (status) 52583b4d5c7fSAndy Shevchenko return status; 52593b4d5c7fSAndy Shevchenko 52603b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 52613b4d5c7fSAndy Shevchenko if (status) 52623b4d5c7fSAndy Shevchenko return status; 52633b4d5c7fSAndy Shevchenko 5264b7d8c148SLen Brown flush_output_stdout(); 52653b4d5c7fSAndy Shevchenko 52663b4d5c7fSAndy Shevchenko return status; 52673b4d5c7fSAndy Shevchenko } 52683b4d5c7fSAndy Shevchenko 5269d8af6f5fSLen Brown void print_version() { 5270538c48f2SLen Brown fprintf(outf, "turbostat version 18.07.27" 5271d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 5272d8af6f5fSLen Brown } 5273d8af6f5fSLen Brown 5274495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name, 5275495c7654SLen Brown unsigned int width, enum counter_scope scope, 527641618e63SLen Brown enum counter_type type, enum counter_format format, int flags) 5277388e9c81SLen Brown { 5278388e9c81SLen Brown struct msr_counter *msrp; 5279388e9c81SLen Brown 5280388e9c81SLen Brown msrp = calloc(1, sizeof(struct msr_counter)); 5281388e9c81SLen Brown if (msrp == NULL) { 5282388e9c81SLen Brown perror("calloc"); 5283388e9c81SLen Brown exit(1); 5284388e9c81SLen Brown } 5285388e9c81SLen Brown 5286388e9c81SLen Brown msrp->msr_num = msr_num; 5287388e9c81SLen Brown strncpy(msrp->name, name, NAME_BYTES); 5288495c7654SLen Brown if (path) 5289495c7654SLen Brown strncpy(msrp->path, path, PATH_BYTES); 5290388e9c81SLen Brown msrp->width = width; 5291388e9c81SLen Brown msrp->type = type; 5292388e9c81SLen Brown msrp->format = format; 529341618e63SLen Brown msrp->flags = flags; 5294388e9c81SLen Brown 5295388e9c81SLen Brown switch (scope) { 5296388e9c81SLen Brown 5297388e9c81SLen Brown case SCOPE_CPU: 5298388e9c81SLen Brown msrp->next = sys.tp; 5299388e9c81SLen Brown sys.tp = msrp; 5300678a3bd1SLen Brown sys.added_thread_counters++; 53010748eaf0SLen Brown if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) { 5302678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added thread counters\n", 5303678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5304678a3bd1SLen Brown exit(-1); 5305678a3bd1SLen Brown } 5306388e9c81SLen Brown break; 5307388e9c81SLen Brown 5308388e9c81SLen Brown case SCOPE_CORE: 5309388e9c81SLen Brown msrp->next = sys.cp; 5310388e9c81SLen Brown sys.cp = msrp; 5311678a3bd1SLen Brown sys.added_core_counters++; 5312678a3bd1SLen Brown if (sys.added_core_counters > MAX_ADDED_COUNTERS) { 5313678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added core counters\n", 5314678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5315678a3bd1SLen Brown exit(-1); 5316678a3bd1SLen Brown } 5317388e9c81SLen Brown break; 5318388e9c81SLen Brown 5319388e9c81SLen Brown case SCOPE_PACKAGE: 5320388e9c81SLen Brown msrp->next = sys.pp; 5321388e9c81SLen Brown sys.pp = msrp; 5322678a3bd1SLen Brown sys.added_package_counters++; 5323678a3bd1SLen Brown if (sys.added_package_counters > MAX_ADDED_COUNTERS) { 5324678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added package counters\n", 5325678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5326678a3bd1SLen Brown exit(-1); 5327678a3bd1SLen Brown } 5328388e9c81SLen Brown break; 5329388e9c81SLen Brown } 5330388e9c81SLen Brown 5331388e9c81SLen Brown return 0; 5332388e9c81SLen Brown } 5333388e9c81SLen Brown 5334388e9c81SLen Brown void parse_add_command(char *add_command) 5335388e9c81SLen Brown { 5336388e9c81SLen Brown int msr_num = 0; 5337495c7654SLen Brown char *path = NULL; 53380f47c08dSLen Brown char name_buffer[NAME_BYTES] = ""; 5339388e9c81SLen Brown int width = 64; 5340388e9c81SLen Brown int fail = 0; 5341388e9c81SLen Brown enum counter_scope scope = SCOPE_CPU; 5342388e9c81SLen Brown enum counter_type type = COUNTER_CYCLES; 5343388e9c81SLen Brown enum counter_format format = FORMAT_DELTA; 5344388e9c81SLen Brown 5345388e9c81SLen Brown while (add_command) { 5346388e9c81SLen Brown 5347388e9c81SLen Brown if (sscanf(add_command, "msr0x%x", &msr_num) == 1) 5348388e9c81SLen Brown goto next; 5349388e9c81SLen Brown 5350388e9c81SLen Brown if (sscanf(add_command, "msr%d", &msr_num) == 1) 5351388e9c81SLen Brown goto next; 5352388e9c81SLen Brown 5353495c7654SLen Brown if (*add_command == '/') { 5354495c7654SLen Brown path = add_command; 5355495c7654SLen Brown goto next; 5356495c7654SLen Brown } 5357495c7654SLen Brown 5358388e9c81SLen Brown if (sscanf(add_command, "u%d", &width) == 1) { 5359388e9c81SLen Brown if ((width == 32) || (width == 64)) 5360388e9c81SLen Brown goto next; 5361388e9c81SLen Brown width = 64; 5362388e9c81SLen Brown } 5363388e9c81SLen Brown if (!strncmp(add_command, "cpu", strlen("cpu"))) { 5364388e9c81SLen Brown scope = SCOPE_CPU; 5365388e9c81SLen Brown goto next; 5366388e9c81SLen Brown } 5367388e9c81SLen Brown if (!strncmp(add_command, "core", strlen("core"))) { 5368388e9c81SLen Brown scope = SCOPE_CORE; 5369388e9c81SLen Brown goto next; 5370388e9c81SLen Brown } 5371388e9c81SLen Brown if (!strncmp(add_command, "package", strlen("package"))) { 5372388e9c81SLen Brown scope = SCOPE_PACKAGE; 5373388e9c81SLen Brown goto next; 5374388e9c81SLen Brown } 5375388e9c81SLen Brown if (!strncmp(add_command, "cycles", strlen("cycles"))) { 5376388e9c81SLen Brown type = COUNTER_CYCLES; 5377388e9c81SLen Brown goto next; 5378388e9c81SLen Brown } 5379388e9c81SLen Brown if (!strncmp(add_command, "seconds", strlen("seconds"))) { 5380388e9c81SLen Brown type = COUNTER_SECONDS; 5381388e9c81SLen Brown goto next; 5382388e9c81SLen Brown } 538341618e63SLen Brown if (!strncmp(add_command, "usec", strlen("usec"))) { 538441618e63SLen Brown type = COUNTER_USEC; 538541618e63SLen Brown goto next; 538641618e63SLen Brown } 5387388e9c81SLen Brown if (!strncmp(add_command, "raw", strlen("raw"))) { 5388388e9c81SLen Brown format = FORMAT_RAW; 5389388e9c81SLen Brown goto next; 5390388e9c81SLen Brown } 5391388e9c81SLen Brown if (!strncmp(add_command, "delta", strlen("delta"))) { 5392388e9c81SLen Brown format = FORMAT_DELTA; 5393388e9c81SLen Brown goto next; 5394388e9c81SLen Brown } 5395388e9c81SLen Brown if (!strncmp(add_command, "percent", strlen("percent"))) { 5396388e9c81SLen Brown format = FORMAT_PERCENT; 5397388e9c81SLen Brown goto next; 5398388e9c81SLen Brown } 5399388e9c81SLen Brown 5400388e9c81SLen Brown if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) { /* 18 < NAME_BYTES */ 5401388e9c81SLen Brown char *eos; 5402388e9c81SLen Brown 5403388e9c81SLen Brown eos = strchr(name_buffer, ','); 5404388e9c81SLen Brown if (eos) 5405388e9c81SLen Brown *eos = '\0'; 5406388e9c81SLen Brown goto next; 5407388e9c81SLen Brown } 5408388e9c81SLen Brown 5409388e9c81SLen Brown next: 5410388e9c81SLen Brown add_command = strchr(add_command, ','); 5411495c7654SLen Brown if (add_command) { 5412495c7654SLen Brown *add_command = '\0'; 5413388e9c81SLen Brown add_command++; 5414495c7654SLen Brown } 5415388e9c81SLen Brown 5416388e9c81SLen Brown } 5417495c7654SLen Brown if ((msr_num == 0) && (path == NULL)) { 5418495c7654SLen Brown fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n"); 5419388e9c81SLen Brown fail++; 5420388e9c81SLen Brown } 5421388e9c81SLen Brown 5422388e9c81SLen Brown /* generate default column header */ 5423388e9c81SLen Brown if (*name_buffer == '\0') { 5424388e9c81SLen Brown if (width == 32) 54255f3aea57SLen Brown sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 5426388e9c81SLen Brown else 54275f3aea57SLen Brown sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 5428388e9c81SLen Brown } 5429388e9c81SLen Brown 543041618e63SLen Brown if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0)) 5431388e9c81SLen Brown fail++; 5432388e9c81SLen Brown 5433388e9c81SLen Brown if (fail) { 5434388e9c81SLen Brown help(); 5435388e9c81SLen Brown exit(1); 5436388e9c81SLen Brown } 5437388e9c81SLen Brown } 543841618e63SLen Brown 5439dd778a5eSLen Brown int is_deferred_skip(char *name) 5440dd778a5eSLen Brown { 5441dd778a5eSLen Brown int i; 5442dd778a5eSLen Brown 5443dd778a5eSLen Brown for (i = 0; i < deferred_skip_index; ++i) 5444dd778a5eSLen Brown if (!strcmp(name, deferred_skip_names[i])) 5445dd778a5eSLen Brown return 1; 5446dd778a5eSLen Brown return 0; 5447dd778a5eSLen Brown } 5448dd778a5eSLen Brown 544941618e63SLen Brown void probe_sysfs(void) 545041618e63SLen Brown { 545141618e63SLen Brown char path[64]; 545241618e63SLen Brown char name_buf[16]; 545341618e63SLen Brown FILE *input; 545441618e63SLen Brown int state; 545541618e63SLen Brown char *sp; 545641618e63SLen Brown 545741618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 545841618e63SLen Brown return; 545941618e63SLen Brown 54600748eaf0SLen Brown for (state = 10; state >= 0; --state) { 546141618e63SLen Brown 546241618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 546341618e63SLen Brown base_cpu, state); 546441618e63SLen Brown input = fopen(path, "r"); 546541618e63SLen Brown if (input == NULL) 546641618e63SLen Brown continue; 546741618e63SLen Brown fgets(name_buf, sizeof(name_buf), input); 546841618e63SLen Brown 546941618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 547041618e63SLen Brown sp = strchr(name_buf, '-'); 547141618e63SLen Brown if (!sp) 547241618e63SLen Brown sp = strchrnul(name_buf, '\n'); 547341618e63SLen Brown *sp = '%'; 547441618e63SLen Brown *(sp + 1) = '\0'; 547541618e63SLen Brown 547641618e63SLen Brown fclose(input); 547741618e63SLen Brown 547841618e63SLen Brown sprintf(path, "cpuidle/state%d/time", state); 547941618e63SLen Brown 5480dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 5481dd778a5eSLen Brown continue; 5482dd778a5eSLen Brown 548341618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC, 548441618e63SLen Brown FORMAT_PERCENT, SYSFS_PERCPU); 548541618e63SLen Brown } 548641618e63SLen Brown 54870748eaf0SLen Brown for (state = 10; state >= 0; --state) { 548841618e63SLen Brown 548941618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 549041618e63SLen Brown base_cpu, state); 549141618e63SLen Brown input = fopen(path, "r"); 549241618e63SLen Brown if (input == NULL) 549341618e63SLen Brown continue; 549441618e63SLen Brown fgets(name_buf, sizeof(name_buf), input); 549541618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 549641618e63SLen Brown sp = strchr(name_buf, '-'); 549741618e63SLen Brown if (!sp) 549841618e63SLen Brown sp = strchrnul(name_buf, '\n'); 549941618e63SLen Brown *sp = '\0'; 550041618e63SLen Brown fclose(input); 550141618e63SLen Brown 550241618e63SLen Brown sprintf(path, "cpuidle/state%d/usage", state); 550341618e63SLen Brown 5504dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 5505dd778a5eSLen Brown continue; 5506dd778a5eSLen Brown 550741618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS, 550841618e63SLen Brown FORMAT_DELTA, SYSFS_PERCPU); 550941618e63SLen Brown } 551041618e63SLen Brown 551141618e63SLen Brown } 551241618e63SLen Brown 55131ef7d21aSLen Brown 55141ef7d21aSLen Brown /* 55151ef7d21aSLen Brown * parse cpuset with following syntax 55161ef7d21aSLen Brown * 1,2,4..6,8-10 and set bits in cpu_subset 55171ef7d21aSLen Brown */ 55181ef7d21aSLen Brown void parse_cpu_command(char *optarg) 55191ef7d21aSLen Brown { 55201ef7d21aSLen Brown unsigned int start, end; 55211ef7d21aSLen Brown char *next; 55221ef7d21aSLen Brown 55234e4e1e7cSLen Brown if (!strcmp(optarg, "core")) { 55244e4e1e7cSLen Brown if (cpu_subset) 55254e4e1e7cSLen Brown goto error; 55264e4e1e7cSLen Brown show_core_only++; 55274e4e1e7cSLen Brown return; 55284e4e1e7cSLen Brown } 55294e4e1e7cSLen Brown if (!strcmp(optarg, "package")) { 55304e4e1e7cSLen Brown if (cpu_subset) 55314e4e1e7cSLen Brown goto error; 55324e4e1e7cSLen Brown show_pkg_only++; 55334e4e1e7cSLen Brown return; 55344e4e1e7cSLen Brown } 55354e4e1e7cSLen Brown if (show_core_only || show_pkg_only) 55364e4e1e7cSLen Brown goto error; 55374e4e1e7cSLen Brown 55381ef7d21aSLen Brown cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS); 55391ef7d21aSLen Brown if (cpu_subset == NULL) 55401ef7d21aSLen Brown err(3, "CPU_ALLOC"); 55411ef7d21aSLen Brown cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS); 55421ef7d21aSLen Brown 55431ef7d21aSLen Brown CPU_ZERO_S(cpu_subset_size, cpu_subset); 55441ef7d21aSLen Brown 55451ef7d21aSLen Brown next = optarg; 55461ef7d21aSLen Brown 55471ef7d21aSLen Brown while (next && *next) { 55481ef7d21aSLen Brown 55491ef7d21aSLen Brown if (*next == '-') /* no negative cpu numbers */ 55501ef7d21aSLen Brown goto error; 55511ef7d21aSLen Brown 55521ef7d21aSLen Brown start = strtoul(next, &next, 10); 55531ef7d21aSLen Brown 55541ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 55551ef7d21aSLen Brown goto error; 55561ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 55571ef7d21aSLen Brown 55581ef7d21aSLen Brown if (*next == '\0') 55591ef7d21aSLen Brown break; 55601ef7d21aSLen Brown 55611ef7d21aSLen Brown if (*next == ',') { 55621ef7d21aSLen Brown next += 1; 55631ef7d21aSLen Brown continue; 55641ef7d21aSLen Brown } 55651ef7d21aSLen Brown 55661ef7d21aSLen Brown if (*next == '-') { 55671ef7d21aSLen Brown next += 1; /* start range */ 55681ef7d21aSLen Brown } else if (*next == '.') { 55691ef7d21aSLen Brown next += 1; 55701ef7d21aSLen Brown if (*next == '.') 55711ef7d21aSLen Brown next += 1; /* start range */ 55721ef7d21aSLen Brown else 55731ef7d21aSLen Brown goto error; 55741ef7d21aSLen Brown } 55751ef7d21aSLen Brown 55761ef7d21aSLen Brown end = strtoul(next, &next, 10); 55771ef7d21aSLen Brown if (end <= start) 55781ef7d21aSLen Brown goto error; 55791ef7d21aSLen Brown 55801ef7d21aSLen Brown while (++start <= end) { 55811ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 55821ef7d21aSLen Brown goto error; 55831ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 55841ef7d21aSLen Brown } 55851ef7d21aSLen Brown 55861ef7d21aSLen Brown if (*next == ',') 55871ef7d21aSLen Brown next += 1; 55881ef7d21aSLen Brown else if (*next != '\0') 55891ef7d21aSLen Brown goto error; 55901ef7d21aSLen Brown } 55911ef7d21aSLen Brown 55921ef7d21aSLen Brown return; 55931ef7d21aSLen Brown 55941ef7d21aSLen Brown error: 55954e4e1e7cSLen Brown fprintf(stderr, "\"--cpu %s\" malformed\n", optarg); 55964e4e1e7cSLen Brown help(); 55971ef7d21aSLen Brown exit(-1); 55981ef7d21aSLen Brown } 55991ef7d21aSLen Brown 5600812db3f7SLen Brown 5601103a8feaSLen Brown void cmdline(int argc, char **argv) 5602103a8feaSLen Brown { 5603103a8feaSLen Brown int opt; 5604d8af6f5fSLen Brown int option_index = 0; 5605d8af6f5fSLen Brown static struct option long_options[] = { 5606388e9c81SLen Brown {"add", required_argument, 0, 'a'}, 56071ef7d21aSLen Brown {"cpu", required_argument, 0, 'c'}, 5608d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 560996e47158SLen Brown {"debug", no_argument, 0, 'd'}, /* internal, not documented */ 56103f44a5c6SLen Brown {"enable", required_argument, 0, 'e'}, 5611d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 5612023fe0acSChen Yu {"num_iterations", required_argument, 0, 'n'}, 5613d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 5614812db3f7SLen Brown {"hide", required_argument, 0, 'H'}, // meh, -h taken by --help 5615d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 5616c8ade361SLen Brown {"list", no_argument, 0, 'l'}, 5617b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 561896e47158SLen Brown {"quiet", no_argument, 0, 'q'}, 5619812db3f7SLen Brown {"show", required_argument, 0, 's'}, 5620d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 5621d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 5622d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 5623d8af6f5fSLen Brown {0, 0, 0, 0 } 5624d8af6f5fSLen Brown }; 5625103a8feaSLen Brown 5626103a8feaSLen Brown progname = argv[0]; 5627103a8feaSLen Brown 5628023fe0acSChen Yu while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v", 5629d8af6f5fSLen Brown long_options, &option_index)) != -1) { 5630103a8feaSLen Brown switch (opt) { 5631388e9c81SLen Brown case 'a': 5632388e9c81SLen Brown parse_add_command(optarg); 5633388e9c81SLen Brown break; 56341ef7d21aSLen Brown case 'c': 56351ef7d21aSLen Brown parse_cpu_command(optarg); 56361ef7d21aSLen Brown break; 5637d8af6f5fSLen Brown case 'D': 5638d8af6f5fSLen Brown dump_only++; 56398e180f3cSLen Brown break; 56403f44a5c6SLen Brown case 'e': 56413f44a5c6SLen Brown /* --enable specified counter */ 56424c2122d4SLen Brown bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST); 56433f44a5c6SLen Brown break; 5644d8af6f5fSLen Brown case 'd': 5645d8af6f5fSLen Brown debug++; 56463f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 56472f32edf1SLen Brown break; 5648812db3f7SLen Brown case 'H': 56493f44a5c6SLen Brown /* 56503f44a5c6SLen Brown * --hide: do not show those specified 56513f44a5c6SLen Brown * multiple invocations simply clear more bits in enabled mask 56523f44a5c6SLen Brown */ 56533f44a5c6SLen Brown bic_enabled &= ~bic_lookup(optarg, HIDE_LIST); 5654812db3f7SLen Brown break; 5655d8af6f5fSLen Brown case 'h': 5656d8af6f5fSLen Brown default: 5657d8af6f5fSLen Brown help(); 5658d8af6f5fSLen Brown exit(1); 5659d8af6f5fSLen Brown case 'i': 56602a0609c0SLen Brown { 56612a0609c0SLen Brown double interval = strtod(optarg, NULL); 56622a0609c0SLen Brown 56632a0609c0SLen Brown if (interval < 0.001) { 5664b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 56652a0609c0SLen Brown interval); 56662a0609c0SLen Brown exit(2); 56672a0609c0SLen Brown } 56682a0609c0SLen Brown 566947936f94SArtem Bityutskiy interval_tv.tv_sec = interval_ts.tv_sec = interval; 5670b9ad8ee0SLen Brown interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000; 567147936f94SArtem Bityutskiy interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 56722a0609c0SLen Brown } 5673889facbeSLen Brown break; 56745c56be9aSDirk Brandewie case 'J': 56755c56be9aSDirk Brandewie rapl_joules++; 56765c56be9aSDirk Brandewie break; 5677c8ade361SLen Brown case 'l': 56783f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 5679c8ade361SLen Brown list_header_only++; 5680c8ade361SLen Brown quiet++; 5681c8ade361SLen Brown break; 5682b7d8c148SLen Brown case 'o': 5683b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 5684b7d8c148SLen Brown break; 568596e47158SLen Brown case 'q': 568696e47158SLen Brown quiet = 1; 568796e47158SLen Brown break; 5688023fe0acSChen Yu case 'n': 5689023fe0acSChen Yu num_iterations = strtod(optarg, NULL); 5690023fe0acSChen Yu 5691023fe0acSChen Yu if (num_iterations <= 0) { 5692023fe0acSChen Yu fprintf(outf, "iterations %d should be positive number\n", 5693023fe0acSChen Yu num_iterations); 5694023fe0acSChen Yu exit(2); 5695023fe0acSChen Yu } 5696023fe0acSChen Yu break; 5697812db3f7SLen Brown case 's': 56983f44a5c6SLen Brown /* 56993f44a5c6SLen Brown * --show: show only those specified 57003f44a5c6SLen Brown * The 1st invocation will clear and replace the enabled mask 57013f44a5c6SLen Brown * subsequent invocations can add to it. 57023f44a5c6SLen Brown */ 57033f44a5c6SLen Brown if (shown == 0) 57043f44a5c6SLen Brown bic_enabled = bic_lookup(optarg, SHOW_LIST); 57053f44a5c6SLen Brown else 57063f44a5c6SLen Brown bic_enabled |= bic_lookup(optarg, SHOW_LIST); 57073f44a5c6SLen Brown shown = 1; 5708812db3f7SLen Brown break; 5709d8af6f5fSLen Brown case 'S': 5710d8af6f5fSLen Brown summary_only++; 5711d8af6f5fSLen Brown break; 5712d8af6f5fSLen Brown case 'T': 5713d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 5714d8af6f5fSLen Brown break; 5715d8af6f5fSLen Brown case 'v': 5716d8af6f5fSLen Brown print_version(); 5717d8af6f5fSLen Brown exit(0); 5718d8af6f5fSLen Brown break; 5719103a8feaSLen Brown } 5720103a8feaSLen Brown } 5721103a8feaSLen Brown } 5722103a8feaSLen Brown 5723103a8feaSLen Brown int main(int argc, char **argv) 5724103a8feaSLen Brown { 5725b7d8c148SLen Brown outf = stderr; 5726103a8feaSLen Brown cmdline(argc, argv); 5727103a8feaSLen Brown 572896e47158SLen Brown if (!quiet) 5729d8af6f5fSLen Brown print_version(); 5730103a8feaSLen Brown 573141618e63SLen Brown probe_sysfs(); 573241618e63SLen Brown 5733103a8feaSLen Brown turbostat_init(); 5734103a8feaSLen Brown 57353b4d5c7fSAndy Shevchenko /* dump counters and exit */ 57363b4d5c7fSAndy Shevchenko if (dump_only) 57373b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 57383b4d5c7fSAndy Shevchenko 5739c8ade361SLen Brown /* list header and exit */ 5740c8ade361SLen Brown if (list_header_only) { 5741c8ade361SLen Brown print_header(","); 5742c8ade361SLen Brown flush_output_stdout(); 5743c8ade361SLen Brown return 0; 5744c8ade361SLen Brown } 5745c8ade361SLen Brown 5746103a8feaSLen Brown /* 5747103a8feaSLen Brown * if any params left, it must be a command to fork 5748103a8feaSLen Brown */ 5749103a8feaSLen Brown if (argc - optind) 5750103a8feaSLen Brown return fork_it(argv + optind); 5751103a8feaSLen Brown else 5752103a8feaSLen Brown turbostat_loop(); 5753103a8feaSLen Brown 5754103a8feaSLen Brown return 0; 5755103a8feaSLen Brown } 5756