1a61127c2SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2103a8feaSLen Brown /* 3103a8feaSLen Brown * turbostat -- show CPU frequency and C-state residency 434041551SLen Brown * on modern Intel and AMD processors. 5103a8feaSLen Brown * 6144b44b1SLen Brown * Copyright (c) 2013 Intel Corporation. 7103a8feaSLen Brown * Len Brown <len.brown@intel.com> 8103a8feaSLen Brown */ 9103a8feaSLen Brown 1088c3281fSLen Brown #define _GNU_SOURCE 11b731f311SJosh Triplett #include MSRHEADER 12869ce69eSLen Brown #include INTEL_FAMILY_HEADER 1395aebc44SJosh Triplett #include <stdarg.h> 14103a8feaSLen Brown #include <stdio.h> 15b2c95d90SJosh Triplett #include <err.h> 16103a8feaSLen Brown #include <unistd.h> 17103a8feaSLen Brown #include <sys/types.h> 18103a8feaSLen Brown #include <sys/wait.h> 19103a8feaSLen Brown #include <sys/stat.h> 20b9ad8ee0SLen Brown #include <sys/select.h> 21103a8feaSLen Brown #include <sys/resource.h> 22103a8feaSLen Brown #include <fcntl.h> 23103a8feaSLen Brown #include <signal.h> 24103a8feaSLen Brown #include <sys/time.h> 25103a8feaSLen Brown #include <stdlib.h> 26d8af6f5fSLen Brown #include <getopt.h> 27103a8feaSLen Brown #include <dirent.h> 28103a8feaSLen Brown #include <string.h> 29103a8feaSLen Brown #include <ctype.h> 3088c3281fSLen Brown #include <sched.h> 312a0609c0SLen Brown #include <time.h> 322b92865eSJosh Triplett #include <cpuid.h> 3398481e79SLen Brown #include <linux/capability.h> 3498481e79SLen Brown #include <errno.h> 359392bd98SCalvin Walton #include <math.h> 36103a8feaSLen Brown 37103a8feaSLen Brown char *proc_stat = "/proc/stat"; 38b7d8c148SLen Brown FILE *outf; 3936229897SLen Brown int *fd_percpu; 40b9ad8ee0SLen Brown struct timeval interval_tv = {5, 0}; 4147936f94SArtem Bityutskiy struct timespec interval_ts = {5, 0}; 42b9ad8ee0SLen Brown struct timespec one_msec = {0, 1000000}; 43023fe0acSChen Yu unsigned int num_iterations; 44d8af6f5fSLen Brown unsigned int debug; 4596e47158SLen Brown unsigned int quiet; 463f44a5c6SLen Brown unsigned int shown; 470de6c0dfSLen Brown unsigned int sums_need_wide_columns; 48d8af6f5fSLen Brown unsigned int rapl_joules; 49d8af6f5fSLen Brown unsigned int summary_only; 50c8ade361SLen Brown unsigned int list_header_only; 51d8af6f5fSLen Brown unsigned int dump_only; 52103a8feaSLen Brown unsigned int do_snb_cstates; 53fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 54144b44b1SLen Brown unsigned int do_slm_cstates; 55144b44b1SLen Brown unsigned int use_c1_residency_msr; 56103a8feaSLen Brown unsigned int has_aperf; 57889facbeSLen Brown unsigned int has_epb; 585a63426eSLen Brown unsigned int do_irtl_snb; 595a63426eSLen Brown unsigned int do_irtl_hsw; 60fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 61103a8feaSLen Brown unsigned int genuine_intel; 6234041551SLen Brown unsigned int authentic_amd; 6334041551SLen Brown unsigned int max_level, max_extended_level; 64103a8feaSLen Brown unsigned int has_invariant_tsc; 65d7899447SLen Brown unsigned int do_nhm_platform_info; 66cf4cbe53SLen Brown unsigned int no_MSR_MISC_PWR_MGMT; 67b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 68103a8feaSLen Brown double bclk; 69a2b7b749SLen Brown double base_hz; 7021ed5574SLen Brown unsigned int has_base_hz; 71a2b7b749SLen Brown double tsc_tweak = 1.0; 72c98d5d94SLen Brown unsigned int show_pkg_only; 73c98d5d94SLen Brown unsigned int show_core_only; 74c98d5d94SLen Brown char *output_buffer, *outp; 75889facbeSLen Brown unsigned int do_rapl; 76889facbeSLen Brown unsigned int do_dts; 77889facbeSLen Brown unsigned int do_ptm; 78fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 79be0e54c4SLen Brown unsigned long long cpuidle_cur_cpu_lpi_us; 80be0e54c4SLen Brown unsigned long long cpuidle_cur_sys_lpi_us; 8127d47356SLen Brown unsigned int gfx_cur_mhz; 82889facbeSLen Brown unsigned int tcc_activation_temp; 83889facbeSLen Brown unsigned int tcc_activation_temp_override; 8440ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 8540ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 86889facbeSLen Brown double rapl_joule_counter_range; 873a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 88ac980e13SArtem Bityutskiy unsigned int has_automatic_cstate_conversion; 893a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 903a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 918a5bdf41SLen Brown unsigned int crystal_hz; 928a5bdf41SLen Brown unsigned long long tsc_hz; 937ce7d5deSPrarit Bhargava int base_cpu; 9421ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 957f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 967f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 977f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 987f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 997f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1007f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 10133148d67SLen Brown unsigned int has_misc_feature_control; 1024c2122d4SLen Brown unsigned int first_counter_read = 1; 103889facbeSLen Brown 104889facbeSLen Brown #define RAPL_PKG (1 << 0) 105e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 106e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 107e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 108e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 109e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 110e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 111e6f9bb3cSLen Brown 112889facbeSLen Brown #define RAPL_DRAM (1 << 3) 113e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 114e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 115e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 116e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1170b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1180b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 119e6f9bb3cSLen Brown 1209148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT (1 << 6) 121e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 1220b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 123e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 124e6f9bb3cSLen Brown 1250b2bb692SLen Brown #define RAPL_GFX (1 << 8) 126e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 127e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 128e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 1299148494cSJacob Pan 1309148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS (1 << 9) 1319148494cSJacob Pan /* 0x639 MSR_PP0_ENERGY_STATUS */ 1329392bd98SCalvin Walton #define RAPL_PER_CORE_ENERGY (1 << 10) 1339392bd98SCalvin Walton /* Indicates cores energy collection is per-core, 1349392bd98SCalvin Walton * not per-package. */ 1359392bd98SCalvin Walton #define RAPL_AMD_F17H (1 << 11) 1369392bd98SCalvin Walton /* 0xc0010299 MSR_RAPL_PWR_UNIT */ 1379392bd98SCalvin Walton /* 0xc001029a MSR_CORE_ENERGY_STAT */ 1389392bd98SCalvin Walton /* 0xc001029b MSR_PKG_ENERGY_STAT */ 1399148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT) 140889facbeSLen Brown #define TJMAX_DEFAULT 100 141889facbeSLen Brown 1429392bd98SCalvin Walton /* MSRs that are not yet in the kernel-provided header. */ 1439392bd98SCalvin Walton #define MSR_RAPL_PWR_UNIT 0xc0010299 1449392bd98SCalvin Walton #define MSR_CORE_ENERGY_STAT 0xc001029a 1459392bd98SCalvin Walton #define MSR_PKG_ENERGY_STAT 0xc001029b 1469392bd98SCalvin Walton 147889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 148103a8feaSLen Brown 149388e9c81SLen Brown /* 150388e9c81SLen Brown * buffer size used by sscanf() for added column names 151388e9c81SLen Brown * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters 152388e9c81SLen Brown */ 153388e9c81SLen Brown #define NAME_BYTES 20 154495c7654SLen Brown #define PATH_BYTES 128 155388e9c81SLen Brown 156103a8feaSLen Brown int backwards_count; 157103a8feaSLen Brown char *progname; 158103a8feaSLen Brown 1591ef7d21aSLen Brown #define CPU_SUBSET_MAXCPUS 1024 /* need to use before probe... */ 1601ef7d21aSLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set, *cpu_subset; 1611ef7d21aSLen Brown size_t cpu_present_setsize, cpu_affinity_setsize, cpu_subset_size; 1620748eaf0SLen Brown #define MAX_ADDED_COUNTERS 8 1630748eaf0SLen Brown #define MAX_ADDED_THREAD_COUNTERS 24 1640e2d8f05SLen Brown #define BITMASK_SIZE 32 165c98d5d94SLen Brown 166c98d5d94SLen Brown struct thread_data { 167f4fdf2b4SLen Brown struct timeval tv_begin; 168f4fdf2b4SLen Brown struct timeval tv_end; 169c98d5d94SLen Brown unsigned long long tsc; 170c98d5d94SLen Brown unsigned long long aperf; 171c98d5d94SLen Brown unsigned long long mperf; 172144b44b1SLen Brown unsigned long long c1; 1730de6c0dfSLen Brown unsigned long long irq_count; 1741ed51011SLen Brown unsigned int smi_count; 175c98d5d94SLen Brown unsigned int cpu_id; 1764c2122d4SLen Brown unsigned int apic_id; 1774c2122d4SLen Brown unsigned int x2apic_id; 178c98d5d94SLen Brown unsigned int flags; 179c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 180c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 1810748eaf0SLen Brown unsigned long long counter[MAX_ADDED_THREAD_COUNTERS]; 182c98d5d94SLen Brown } *thread_even, *thread_odd; 183c98d5d94SLen Brown 184c98d5d94SLen Brown struct core_data { 185c98d5d94SLen Brown unsigned long long c3; 186c98d5d94SLen Brown unsigned long long c6; 187c98d5d94SLen Brown unsigned long long c7; 1880539ba11SLen Brown unsigned long long mc6_us; /* duplicate as per-core for now, even though per module */ 189889facbeSLen Brown unsigned int core_temp_c; 1909392bd98SCalvin Walton unsigned int core_energy; /* MSR_CORE_ENERGY_STAT */ 191c98d5d94SLen Brown unsigned int core_id; 192678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 193c98d5d94SLen Brown } *core_even, *core_odd; 194c98d5d94SLen Brown 195c98d5d94SLen Brown struct pkg_data { 196c98d5d94SLen Brown unsigned long long pc2; 197c98d5d94SLen Brown unsigned long long pc3; 198c98d5d94SLen Brown unsigned long long pc6; 199c98d5d94SLen Brown unsigned long long pc7; 200ca58710fSKristen Carlson Accardi unsigned long long pc8; 201ca58710fSKristen Carlson Accardi unsigned long long pc9; 202ca58710fSKristen Carlson Accardi unsigned long long pc10; 203be0e54c4SLen Brown unsigned long long cpu_lpi; 204be0e54c4SLen Brown unsigned long long sys_lpi; 2050b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 2060b2bb692SLen Brown unsigned long long pkg_any_core_c0; 2070b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 2080b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 2099185e988SLen Brown long long gfx_rc6_ms; 21027d47356SLen Brown unsigned int gfx_mhz; 211c98d5d94SLen Brown unsigned int package_id; 212889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 213889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 214889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 215889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 216889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 217889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 218889facbeSLen Brown unsigned int pkg_temp_c; 219678a3bd1SLen Brown unsigned long long counter[MAX_ADDED_COUNTERS]; 220c98d5d94SLen Brown } *package_even, *package_odd; 221c98d5d94SLen Brown 222c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 223c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 224c98d5d94SLen Brown 22540f5cfe7SPrarit Bhargava #define GET_THREAD(thread_base, thread_no, core_no, node_no, pkg_no) \ 22640f5cfe7SPrarit Bhargava ((thread_base) + \ 22740f5cfe7SPrarit Bhargava ((pkg_no) * \ 22840f5cfe7SPrarit Bhargava topo.nodes_per_pkg * topo.cores_per_node * topo.threads_per_core) + \ 22940f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node * topo.threads_per_core) + \ 23040f5cfe7SPrarit Bhargava ((core_no) * topo.threads_per_core) + \ 23140f5cfe7SPrarit Bhargava (thread_no)) 23240f5cfe7SPrarit Bhargava 23340f5cfe7SPrarit Bhargava #define GET_CORE(core_base, core_no, node_no, pkg_no) \ 23440f5cfe7SPrarit Bhargava ((core_base) + \ 23540f5cfe7SPrarit Bhargava ((pkg_no) * topo.nodes_per_pkg * topo.cores_per_node) + \ 23640f5cfe7SPrarit Bhargava ((node_no) * topo.cores_per_node) + \ 23740f5cfe7SPrarit Bhargava (core_no)) 23840f5cfe7SPrarit Bhargava 23940f5cfe7SPrarit Bhargava 240c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 241c98d5d94SLen Brown 242388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE}; 24341618e63SLen Brown enum counter_type {COUNTER_ITEMS, COUNTER_CYCLES, COUNTER_SECONDS, COUNTER_USEC}; 244388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT}; 245388e9c81SLen Brown 246388e9c81SLen Brown struct msr_counter { 247388e9c81SLen Brown unsigned int msr_num; 248388e9c81SLen Brown char name[NAME_BYTES]; 249495c7654SLen Brown char path[PATH_BYTES]; 250388e9c81SLen Brown unsigned int width; 251388e9c81SLen Brown enum counter_type type; 252388e9c81SLen Brown enum counter_format format; 253388e9c81SLen Brown struct msr_counter *next; 254812db3f7SLen Brown unsigned int flags; 255812db3f7SLen Brown #define FLAGS_HIDE (1 << 0) 256812db3f7SLen Brown #define FLAGS_SHOW (1 << 1) 25741618e63SLen Brown #define SYSFS_PERCPU (1 << 1) 258388e9c81SLen Brown }; 259388e9c81SLen Brown 260388e9c81SLen Brown struct sys_counters { 261678a3bd1SLen Brown unsigned int added_thread_counters; 262678a3bd1SLen Brown unsigned int added_core_counters; 263678a3bd1SLen Brown unsigned int added_package_counters; 264388e9c81SLen Brown struct msr_counter *tp; 265388e9c81SLen Brown struct msr_counter *cp; 266388e9c81SLen Brown struct msr_counter *pp; 267388e9c81SLen Brown } sys; 268388e9c81SLen Brown 269c98d5d94SLen Brown struct system_summary { 270c98d5d94SLen Brown struct thread_data threads; 271c98d5d94SLen Brown struct core_data cores; 272c98d5d94SLen Brown struct pkg_data packages; 273388e9c81SLen Brown } average; 274c98d5d94SLen Brown 2750e2d8f05SLen Brown struct cpu_topology { 2760e2d8f05SLen Brown int physical_package_id; 2776de68fe1SLen Brown int die_id; 2780e2d8f05SLen Brown int logical_cpu_id; 279ef605741SPrarit Bhargava int physical_node_id; 280ef605741SPrarit Bhargava int logical_node_id; /* 0-based count within the package */ 2810e2d8f05SLen Brown int physical_core_id; 2828cb48b32SPrarit Bhargava int thread_id; 2830e2d8f05SLen Brown cpu_set_t *put_ids; /* Processing Unit/Thread IDs */ 2840e2d8f05SLen Brown } *cpus; 285c98d5d94SLen Brown 286c98d5d94SLen Brown struct topo_params { 287c98d5d94SLen Brown int num_packages; 2886de68fe1SLen Brown int num_die; 289103a8feaSLen Brown int num_cpus; 290c98d5d94SLen Brown int num_cores; 291c98d5d94SLen Brown int max_cpu_num; 292ef605741SPrarit Bhargava int max_node_num; 29370a9c6e8SPrarit Bhargava int nodes_per_pkg; 29470a9c6e8SPrarit Bhargava int cores_per_node; 29570a9c6e8SPrarit Bhargava int threads_per_core; 296c98d5d94SLen Brown } topo; 297103a8feaSLen Brown 298c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 299103a8feaSLen Brown 300562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 301562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 302562a2d37SLen Brown 303c98d5d94SLen Brown void setup_all_buffers(void); 304103a8feaSLen Brown 305c98d5d94SLen Brown int cpu_is_not_present(int cpu) 306d15cf7c1SLen Brown { 307c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 308c98d5d94SLen Brown } 309c98d5d94SLen Brown /* 310c98d5d94SLen Brown * run func(thread, core, package) in topology order 311c98d5d94SLen Brown * skip non-present cpus 312c98d5d94SLen Brown */ 313c98d5d94SLen Brown 314c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 315c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 316c98d5d94SLen Brown { 31740f5cfe7SPrarit Bhargava int retval, pkg_no, core_no, thread_no, node_no; 318c98d5d94SLen Brown 319c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 320df2f677dSLen Brown for (node_no = 0; node_no < topo.nodes_per_pkg; node_no++) { 32170a9c6e8SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; ++core_no) { 322c98d5d94SLen Brown for (thread_no = 0; thread_no < 32370a9c6e8SPrarit Bhargava topo.threads_per_core; ++thread_no) { 324c98d5d94SLen Brown struct thread_data *t; 325c98d5d94SLen Brown struct core_data *c; 326c98d5d94SLen Brown struct pkg_data *p; 327c98d5d94SLen Brown 32840f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_no, 32940f5cfe7SPrarit Bhargava core_no, node_no, 33040f5cfe7SPrarit Bhargava pkg_no); 331c98d5d94SLen Brown 332c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 333c98d5d94SLen Brown continue; 334c98d5d94SLen Brown 33540f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_no, 33640f5cfe7SPrarit Bhargava node_no, pkg_no); 337c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 338c98d5d94SLen Brown 339c98d5d94SLen Brown retval = func(t, c, p); 340c98d5d94SLen Brown if (retval) 341c98d5d94SLen Brown return retval; 342c98d5d94SLen Brown } 343c98d5d94SLen Brown } 344c98d5d94SLen Brown } 34540f5cfe7SPrarit Bhargava } 346d15cf7c1SLen Brown return 0; 347d15cf7c1SLen Brown } 348d15cf7c1SLen Brown 34988c3281fSLen Brown int cpu_migrate(int cpu) 35088c3281fSLen Brown { 351c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 352c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 353c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 35488c3281fSLen Brown return -1; 35588c3281fSLen Brown else 35688c3281fSLen Brown return 0; 35788c3281fSLen Brown } 35836229897SLen Brown int get_msr_fd(int cpu) 359103a8feaSLen Brown { 360103a8feaSLen Brown char pathname[32]; 361103a8feaSLen Brown int fd; 362103a8feaSLen Brown 36336229897SLen Brown fd = fd_percpu[cpu]; 36436229897SLen Brown 36536229897SLen Brown if (fd) 36636229897SLen Brown return fd; 36736229897SLen Brown 368103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 369103a8feaSLen Brown fd = open(pathname, O_RDONLY); 37015aaa346SLen Brown if (fd < 0) 37198481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 372103a8feaSLen Brown 37336229897SLen Brown fd_percpu[cpu] = fd; 37436229897SLen Brown 37536229897SLen Brown return fd; 37636229897SLen Brown } 37736229897SLen Brown 37836229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 37936229897SLen Brown { 38036229897SLen Brown ssize_t retval; 38136229897SLen Brown 38236229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 38315aaa346SLen Brown 38498481e79SLen Brown if (retval != sizeof *msr) 385cf4cbe53SLen Brown err(-1, "cpu%d: msr offset 0x%llx read failed", cpu, (unsigned long long)offset); 38615aaa346SLen Brown 38715aaa346SLen Brown return 0; 388103a8feaSLen Brown } 389103a8feaSLen Brown 390fc04cc67SLen Brown /* 391bdd5ae3aSLen Brown * This list matches the column headers, except 392bdd5ae3aSLen Brown * 1. built-in only, the sysfs counters are not here -- we learn of those at run-time 393bdd5ae3aSLen Brown * 2. Core and CPU are moved to the end, we can't have strings that contain them 394bdd5ae3aSLen Brown * matching on them for --show and --hide. 395fc04cc67SLen Brown */ 396812db3f7SLen Brown struct msr_counter bic[] = { 3973f44a5c6SLen Brown { 0x0, "usec" }, 3983f44a5c6SLen Brown { 0x0, "Time_Of_Day_Seconds" }, 399812db3f7SLen Brown { 0x0, "Package" }, 400bdd5ae3aSLen Brown { 0x0, "Node" }, 401812db3f7SLen Brown { 0x0, "Avg_MHz" }, 402bdd5ae3aSLen Brown { 0x0, "Busy%" }, 403812db3f7SLen Brown { 0x0, "Bzy_MHz" }, 404812db3f7SLen Brown { 0x0, "TSC_MHz" }, 405812db3f7SLen Brown { 0x0, "IRQ" }, 406495c7654SLen Brown { 0x0, "SMI", "", 32, 0, FORMAT_DELTA, NULL}, 407bdd5ae3aSLen Brown { 0x0, "sysfs" }, 408812db3f7SLen Brown { 0x0, "CPU%c1" }, 409812db3f7SLen Brown { 0x0, "CPU%c3" }, 410812db3f7SLen Brown { 0x0, "CPU%c6" }, 411812db3f7SLen Brown { 0x0, "CPU%c7" }, 412812db3f7SLen Brown { 0x0, "ThreadC" }, 413812db3f7SLen Brown { 0x0, "CoreTmp" }, 414812db3f7SLen Brown { 0x0, "CoreCnt" }, 415812db3f7SLen Brown { 0x0, "PkgTmp" }, 416812db3f7SLen Brown { 0x0, "GFX%rc6" }, 417812db3f7SLen Brown { 0x0, "GFXMHz" }, 418812db3f7SLen Brown { 0x0, "Pkg%pc2" }, 419812db3f7SLen Brown { 0x0, "Pkg%pc3" }, 420812db3f7SLen Brown { 0x0, "Pkg%pc6" }, 421812db3f7SLen Brown { 0x0, "Pkg%pc7" }, 4220f47c08dSLen Brown { 0x0, "Pkg%pc8" }, 4230f47c08dSLen Brown { 0x0, "Pkg%pc9" }, 4244bd1f8f2SLen Brown { 0x0, "Pk%pc10" }, 425be0e54c4SLen Brown { 0x0, "CPU%LPI" }, 426be0e54c4SLen Brown { 0x0, "SYS%LPI" }, 427812db3f7SLen Brown { 0x0, "PkgWatt" }, 428812db3f7SLen Brown { 0x0, "CorWatt" }, 429812db3f7SLen Brown { 0x0, "GFXWatt" }, 430812db3f7SLen Brown { 0x0, "PkgCnt" }, 431812db3f7SLen Brown { 0x0, "RAMWatt" }, 432812db3f7SLen Brown { 0x0, "PKG_%" }, 433812db3f7SLen Brown { 0x0, "RAM_%" }, 434812db3f7SLen Brown { 0x0, "Pkg_J" }, 435812db3f7SLen Brown { 0x0, "Cor_J" }, 436812db3f7SLen Brown { 0x0, "GFX_J" }, 437812db3f7SLen Brown { 0x0, "RAM_J" }, 4380539ba11SLen Brown { 0x0, "Mod%c6" }, 439a99d8730SLen Brown { 0x0, "Totl%C0" }, 440a99d8730SLen Brown { 0x0, "Any%C0" }, 441a99d8730SLen Brown { 0x0, "GFX%C0" }, 442a99d8730SLen Brown { 0x0, "CPUGFX%" }, 443bdd5ae3aSLen Brown { 0x0, "Core" }, 444bdd5ae3aSLen Brown { 0x0, "CPU" }, 4454c2122d4SLen Brown { 0x0, "APIC" }, 4464c2122d4SLen Brown { 0x0, "X2APIC" }, 4476de68fe1SLen Brown { 0x0, "Die" }, 448812db3f7SLen Brown }; 449812db3f7SLen Brown 450812db3f7SLen Brown #define MAX_BIC (sizeof(bic) / sizeof(struct msr_counter)) 4513f44a5c6SLen Brown #define BIC_USEC (1ULL << 0) 4523f44a5c6SLen Brown #define BIC_TOD (1ULL << 1) 4533f44a5c6SLen Brown #define BIC_Package (1ULL << 2) 454bdd5ae3aSLen Brown #define BIC_Node (1ULL << 3) 455bdd5ae3aSLen Brown #define BIC_Avg_MHz (1ULL << 4) 456bdd5ae3aSLen Brown #define BIC_Busy (1ULL << 5) 457bdd5ae3aSLen Brown #define BIC_Bzy_MHz (1ULL << 6) 458bdd5ae3aSLen Brown #define BIC_TSC_MHz (1ULL << 7) 459bdd5ae3aSLen Brown #define BIC_IRQ (1ULL << 8) 460bdd5ae3aSLen Brown #define BIC_SMI (1ULL << 9) 461bdd5ae3aSLen Brown #define BIC_sysfs (1ULL << 10) 462bdd5ae3aSLen Brown #define BIC_CPU_c1 (1ULL << 11) 463bdd5ae3aSLen Brown #define BIC_CPU_c3 (1ULL << 12) 464bdd5ae3aSLen Brown #define BIC_CPU_c6 (1ULL << 13) 465bdd5ae3aSLen Brown #define BIC_CPU_c7 (1ULL << 14) 466bdd5ae3aSLen Brown #define BIC_ThreadC (1ULL << 15) 467bdd5ae3aSLen Brown #define BIC_CoreTmp (1ULL << 16) 468bdd5ae3aSLen Brown #define BIC_CoreCnt (1ULL << 17) 469bdd5ae3aSLen Brown #define BIC_PkgTmp (1ULL << 18) 470bdd5ae3aSLen Brown #define BIC_GFX_rc6 (1ULL << 19) 471bdd5ae3aSLen Brown #define BIC_GFXMHz (1ULL << 20) 472bdd5ae3aSLen Brown #define BIC_Pkgpc2 (1ULL << 21) 473bdd5ae3aSLen Brown #define BIC_Pkgpc3 (1ULL << 22) 474bdd5ae3aSLen Brown #define BIC_Pkgpc6 (1ULL << 23) 475bdd5ae3aSLen Brown #define BIC_Pkgpc7 (1ULL << 24) 476bdd5ae3aSLen Brown #define BIC_Pkgpc8 (1ULL << 25) 477bdd5ae3aSLen Brown #define BIC_Pkgpc9 (1ULL << 26) 478bdd5ae3aSLen Brown #define BIC_Pkgpc10 (1ULL << 27) 479bdd5ae3aSLen Brown #define BIC_CPU_LPI (1ULL << 28) 480bdd5ae3aSLen Brown #define BIC_SYS_LPI (1ULL << 29) 481bdd5ae3aSLen Brown #define BIC_PkgWatt (1ULL << 30) 482bdd5ae3aSLen Brown #define BIC_CorWatt (1ULL << 31) 483bdd5ae3aSLen Brown #define BIC_GFXWatt (1ULL << 32) 484bdd5ae3aSLen Brown #define BIC_PkgCnt (1ULL << 33) 485bdd5ae3aSLen Brown #define BIC_RAMWatt (1ULL << 34) 486bdd5ae3aSLen Brown #define BIC_PKG__ (1ULL << 35) 487bdd5ae3aSLen Brown #define BIC_RAM__ (1ULL << 36) 488bdd5ae3aSLen Brown #define BIC_Pkg_J (1ULL << 37) 489bdd5ae3aSLen Brown #define BIC_Cor_J (1ULL << 38) 490bdd5ae3aSLen Brown #define BIC_GFX_J (1ULL << 39) 491bdd5ae3aSLen Brown #define BIC_RAM_J (1ULL << 40) 492bdd5ae3aSLen Brown #define BIC_Mod_c6 (1ULL << 41) 493bdd5ae3aSLen Brown #define BIC_Totl_c0 (1ULL << 42) 494bdd5ae3aSLen Brown #define BIC_Any_c0 (1ULL << 43) 495bdd5ae3aSLen Brown #define BIC_GFX_c0 (1ULL << 44) 496bdd5ae3aSLen Brown #define BIC_CPUGFX (1ULL << 45) 497bdd5ae3aSLen Brown #define BIC_Core (1ULL << 46) 498bdd5ae3aSLen Brown #define BIC_CPU (1ULL << 47) 4994c2122d4SLen Brown #define BIC_APIC (1ULL << 48) 5004c2122d4SLen Brown #define BIC_X2APIC (1ULL << 49) 5016de68fe1SLen Brown #define BIC_Die (1ULL << 50) 502812db3f7SLen Brown 5034c2122d4SLen Brown #define BIC_DISABLED_BY_DEFAULT (BIC_USEC | BIC_TOD | BIC_APIC | BIC_X2APIC) 5043f44a5c6SLen Brown 5053f44a5c6SLen Brown unsigned long long bic_enabled = (0xFFFFFFFFFFFFFFFFULL & ~BIC_DISABLED_BY_DEFAULT); 5064c2122d4SLen Brown unsigned long long bic_present = BIC_USEC | BIC_TOD | BIC_sysfs | BIC_APIC | BIC_X2APIC; 507812db3f7SLen Brown 508812db3f7SLen Brown #define DO_BIC(COUNTER_NAME) (bic_enabled & bic_present & COUNTER_NAME) 5093f44a5c6SLen Brown #define ENABLE_BIC(COUNTER_NAME) (bic_enabled |= COUNTER_NAME) 510812db3f7SLen Brown #define BIC_PRESENT(COUNTER_BIT) (bic_present |= COUNTER_BIT) 5110f47c08dSLen Brown #define BIC_NOT_PRESENT(COUNTER_BIT) (bic_present &= ~COUNTER_BIT) 512812db3f7SLen Brown 5133f44a5c6SLen Brown 514dd778a5eSLen Brown #define MAX_DEFERRED 16 515dd778a5eSLen Brown char *deferred_skip_names[MAX_DEFERRED]; 516dd778a5eSLen Brown int deferred_skip_index; 517dd778a5eSLen Brown 518dd778a5eSLen Brown /* 519dd778a5eSLen Brown * HIDE_LIST - hide this list of counters, show the rest [default] 520dd778a5eSLen Brown * SHOW_LIST - show this list of counters, hide the rest 521dd778a5eSLen Brown */ 522dd778a5eSLen Brown enum show_hide_mode { SHOW_LIST, HIDE_LIST } global_show_hide_mode = HIDE_LIST; 523dd778a5eSLen Brown 524dd778a5eSLen Brown void help(void) 525dd778a5eSLen Brown { 526dd778a5eSLen Brown fprintf(outf, 527dd778a5eSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 528dd778a5eSLen Brown "\n" 529dd778a5eSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 530dd778a5eSLen Brown "when COMMAND completes.\n" 531dd778a5eSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 532dd778a5eSLen Brown "to print statistics, until interrupted.\n" 533cc481650SNathan Ciobanu " -a, --add add a counter\n" 534dd778a5eSLen Brown " eg. --add msr0x10,u64,cpu,delta,MY_TSC\n" 535cc481650SNathan Ciobanu " -c, --cpu cpu-set limit output to summary plus cpu-set:\n" 536dd778a5eSLen Brown " {core | package | j,k,l..m,n-p }\n" 5379ce80578SNathan Ciobanu " -d, --debug displays usec, Time_Of_Day_Seconds and more debugging\n" 5389ce80578SNathan Ciobanu " -D, --Dump displays the raw counter values\n" 5399ce80578SNathan Ciobanu " -e, --enable [all | column]\n" 5409ce80578SNathan Ciobanu " shows all or the specified disabled column\n" 5419ce80578SNathan Ciobanu " -H, --hide [column|column,column,...]\n" 5429ce80578SNathan Ciobanu " hide the specified column(s)\n" 543cc481650SNathan Ciobanu " -i, --interval sec.subsec\n" 544cc481650SNathan Ciobanu " Override default 5-second measurement interval\n" 5459ce80578SNathan Ciobanu " -J, --Joules displays energy in Joules instead of Watts\n" 546cc481650SNathan Ciobanu " -l, --list list column headers only\n" 547cc481650SNathan Ciobanu " -n, --num_iterations num\n" 548cc481650SNathan Ciobanu " number of the measurement iterations\n" 549cc481650SNathan Ciobanu " -o, --out file\n" 550cc481650SNathan Ciobanu " create or truncate \"file\" for all output\n" 551cc481650SNathan Ciobanu " -q, --quiet skip decoding system configuration header\n" 5529ce80578SNathan Ciobanu " -s, --show [column|column,column,...]\n" 5539ce80578SNathan Ciobanu " show only the specified column(s)\n" 5549ce80578SNathan Ciobanu " -S, --Summary\n" 5559ce80578SNathan Ciobanu " limits output to 1-line system summary per interval\n" 5569ce80578SNathan Ciobanu " -T, --TCC temperature\n" 5579ce80578SNathan Ciobanu " sets the Thermal Control Circuit temperature in\n" 5589ce80578SNathan Ciobanu " degrees Celsius\n" 559cc481650SNathan Ciobanu " -h, --help print this help message\n" 560cc481650SNathan Ciobanu " -v, --version print version information\n" 561dd778a5eSLen Brown "\n" 562dd778a5eSLen Brown "For more help, run \"man turbostat\"\n"); 563dd778a5eSLen Brown } 564dd778a5eSLen Brown 565812db3f7SLen Brown /* 566812db3f7SLen Brown * bic_lookup 567812db3f7SLen Brown * for all the strings in comma separate name_list, 568812db3f7SLen Brown * set the approprate bit in return value. 569812db3f7SLen Brown */ 570dd778a5eSLen Brown unsigned long long bic_lookup(char *name_list, enum show_hide_mode mode) 571812db3f7SLen Brown { 572812db3f7SLen Brown int i; 573812db3f7SLen Brown unsigned long long retval = 0; 574812db3f7SLen Brown 575812db3f7SLen Brown while (name_list) { 576812db3f7SLen Brown char *comma; 577812db3f7SLen Brown 578812db3f7SLen Brown comma = strchr(name_list, ','); 579812db3f7SLen Brown 580812db3f7SLen Brown if (comma) 581812db3f7SLen Brown *comma = '\0'; 582812db3f7SLen Brown 5833f44a5c6SLen Brown if (!strcmp(name_list, "all")) 5843f44a5c6SLen Brown return ~0; 5853f44a5c6SLen Brown 586812db3f7SLen Brown for (i = 0; i < MAX_BIC; ++i) { 587812db3f7SLen Brown if (!strcmp(name_list, bic[i].name)) { 588812db3f7SLen Brown retval |= (1ULL << i); 589812db3f7SLen Brown break; 590812db3f7SLen Brown } 591812db3f7SLen Brown } 592812db3f7SLen Brown if (i == MAX_BIC) { 593dd778a5eSLen Brown if (mode == SHOW_LIST) { 594812db3f7SLen Brown fprintf(stderr, "Invalid counter name: %s\n", name_list); 595812db3f7SLen Brown exit(-1); 596812db3f7SLen Brown } 597dd778a5eSLen Brown deferred_skip_names[deferred_skip_index++] = name_list; 598dd778a5eSLen Brown if (debug) 599dd778a5eSLen Brown fprintf(stderr, "deferred \"%s\"\n", name_list); 600dd778a5eSLen Brown if (deferred_skip_index >= MAX_DEFERRED) { 601dd778a5eSLen Brown fprintf(stderr, "More than max %d un-recognized --skip options '%s'\n", 602dd778a5eSLen Brown MAX_DEFERRED, name_list); 603dd778a5eSLen Brown help(); 604dd778a5eSLen Brown exit(1); 605dd778a5eSLen Brown } 606dd778a5eSLen Brown } 607812db3f7SLen Brown 608812db3f7SLen Brown name_list = comma; 609812db3f7SLen Brown if (name_list) 610812db3f7SLen Brown name_list++; 611812db3f7SLen Brown 612812db3f7SLen Brown } 613812db3f7SLen Brown return retval; 614812db3f7SLen Brown } 615fc04cc67SLen Brown 616dd778a5eSLen Brown 617c8ade361SLen Brown void print_header(char *delim) 618103a8feaSLen Brown { 619388e9c81SLen Brown struct msr_counter *mp; 6206168c2e0SLen Brown int printed = 0; 621388e9c81SLen Brown 6223f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) 6233f44a5c6SLen Brown outp += sprintf(outp, "%susec", (printed++ ? delim : "")); 6243f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 6253f44a5c6SLen Brown outp += sprintf(outp, "%sTime_Of_Day_Seconds", (printed++ ? delim : "")); 626812db3f7SLen Brown if (DO_BIC(BIC_Package)) 6276168c2e0SLen Brown outp += sprintf(outp, "%sPackage", (printed++ ? delim : "")); 6286de68fe1SLen Brown if (DO_BIC(BIC_Die)) 6296de68fe1SLen Brown outp += sprintf(outp, "%sDie", (printed++ ? delim : "")); 63001235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 63101235041SPrarit Bhargava outp += sprintf(outp, "%sNode", (printed++ ? delim : "")); 632812db3f7SLen Brown if (DO_BIC(BIC_Core)) 6336168c2e0SLen Brown outp += sprintf(outp, "%sCore", (printed++ ? delim : "")); 634812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 6356168c2e0SLen Brown outp += sprintf(outp, "%sCPU", (printed++ ? delim : "")); 6364c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 6374c2122d4SLen Brown outp += sprintf(outp, "%sAPIC", (printed++ ? delim : "")); 6384c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 6394c2122d4SLen Brown outp += sprintf(outp, "%sX2APIC", (printed++ ? delim : "")); 640812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 6416168c2e0SLen Brown outp += sprintf(outp, "%sAvg_MHz", (printed++ ? delim : "")); 642812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 6436168c2e0SLen Brown outp += sprintf(outp, "%sBusy%%", (printed++ ? delim : "")); 644812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) 6456168c2e0SLen Brown outp += sprintf(outp, "%sBzy_MHz", (printed++ ? delim : "")); 646812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 6476168c2e0SLen Brown outp += sprintf(outp, "%sTSC_MHz", (printed++ ? delim : "")); 6481cc21f7bSLen Brown 6490de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 6500de6c0dfSLen Brown if (sums_need_wide_columns) 6516168c2e0SLen Brown outp += sprintf(outp, "%s IRQ", (printed++ ? delim : "")); 6520de6c0dfSLen Brown else 6536168c2e0SLen Brown outp += sprintf(outp, "%sIRQ", (printed++ ? delim : "")); 6540de6c0dfSLen Brown } 6550de6c0dfSLen Brown 656812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 6576168c2e0SLen Brown outp += sprintf(outp, "%sSMI", (printed++ ? delim : "")); 6581cc21f7bSLen Brown 659388e9c81SLen Brown for (mp = sys.tp; mp; mp = mp->next) { 660dd778a5eSLen Brown 661388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 662388e9c81SLen Brown if (mp->width == 64) 663dd778a5eSLen Brown outp += sprintf(outp, "%s%18.18s", (printed++ ? delim : ""), mp->name); 664388e9c81SLen Brown else 665dd778a5eSLen Brown outp += sprintf(outp, "%s%10.10s", (printed++ ? delim : ""), mp->name); 666388e9c81SLen Brown } else { 6670de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 668dd778a5eSLen Brown outp += sprintf(outp, "%s%8s", (printed++ ? delim : ""), mp->name); 6690de6c0dfSLen Brown else 670dd778a5eSLen Brown outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), mp->name); 671388e9c81SLen Brown } 672388e9c81SLen Brown } 673388e9c81SLen Brown 67441618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 6756168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c1", (printed++ ? delim : "")); 676562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 6776168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c3", (printed++ ? delim : "")); 678812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 6796168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c6", (printed++ ? delim : "")); 680812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 6816168c2e0SLen Brown outp += sprintf(outp, "%sCPU%%c7", (printed++ ? delim : "")); 682678a3bd1SLen Brown 6830539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 6846168c2e0SLen Brown outp += sprintf(outp, "%sMod%%c6", (printed++ ? delim : "")); 685678a3bd1SLen Brown 686812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 6876168c2e0SLen Brown outp += sprintf(outp, "%sCoreTmp", (printed++ ? delim : "")); 688388e9c81SLen Brown 6899392bd98SCalvin Walton if (do_rapl && !rapl_joules) { 6909392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 6919392bd98SCalvin Walton outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 6929392bd98SCalvin Walton } else if (do_rapl && rapl_joules) { 6939392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 6949392bd98SCalvin Walton outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 6959392bd98SCalvin Walton } 6969392bd98SCalvin Walton 697388e9c81SLen Brown for (mp = sys.cp; mp; mp = mp->next) { 698388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 699388e9c81SLen Brown if (mp->width == 64) 700c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 701388e9c81SLen Brown else 702c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 703388e9c81SLen Brown } else { 7040de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 7050de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 7060de6c0dfSLen Brown else 707c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 708388e9c81SLen Brown } 709388e9c81SLen Brown } 710388e9c81SLen Brown 711812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 7126168c2e0SLen Brown outp += sprintf(outp, "%sPkgTmp", (printed++ ? delim : "")); 713889facbeSLen Brown 714812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 7156168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%rc6", (printed++ ? delim : "")); 716fdf676e5SLen Brown 717812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 7186168c2e0SLen Brown outp += sprintf(outp, "%sGFXMHz", (printed++ ? delim : "")); 71927d47356SLen Brown 720a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 7216168c2e0SLen Brown outp += sprintf(outp, "%sTotl%%C0", (printed++ ? delim : "")); 722a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 7236168c2e0SLen Brown outp += sprintf(outp, "%sAny%%C0", (printed++ ? delim : "")); 724a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 7256168c2e0SLen Brown outp += sprintf(outp, "%sGFX%%C0", (printed++ ? delim : "")); 726a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 7276168c2e0SLen Brown outp += sprintf(outp, "%sCPUGFX%%", (printed++ ? delim : "")); 7280b2bb692SLen Brown 7290f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 7306168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc2", (printed++ ? delim : "")); 7310f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 7326168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc3", (printed++ ? delim : "")); 7330f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 7346168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc6", (printed++ ? delim : "")); 7350f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 7366168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc7", (printed++ ? delim : "")); 7370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 7386168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc8", (printed++ ? delim : "")); 7390f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 7406168c2e0SLen Brown outp += sprintf(outp, "%sPkg%%pc9", (printed++ ? delim : "")); 7410f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 7426168c2e0SLen Brown outp += sprintf(outp, "%sPk%%pc10", (printed++ ? delim : "")); 743be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 744be0e54c4SLen Brown outp += sprintf(outp, "%sCPU%%LPI", (printed++ ? delim : "")); 745be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 746be0e54c4SLen Brown outp += sprintf(outp, "%sSYS%%LPI", (printed++ ? delim : "")); 747103a8feaSLen Brown 7485c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 749812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 7506168c2e0SLen Brown outp += sprintf(outp, "%sPkgWatt", (printed++ ? delim : "")); 7519392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 7526168c2e0SLen Brown outp += sprintf(outp, "%sCorWatt", (printed++ ? delim : "")); 753812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 7546168c2e0SLen Brown outp += sprintf(outp, "%sGFXWatt", (printed++ ? delim : "")); 755812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 7566168c2e0SLen Brown outp += sprintf(outp, "%sRAMWatt", (printed++ ? delim : "")); 757812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 7586168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 759812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 7606168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 761d7899447SLen Brown } else if (do_rapl && rapl_joules) { 762812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 7636168c2e0SLen Brown outp += sprintf(outp, "%sPkg_J", (printed++ ? delim : "")); 7649392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 7656168c2e0SLen Brown outp += sprintf(outp, "%sCor_J", (printed++ ? delim : "")); 766812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 7676168c2e0SLen Brown outp += sprintf(outp, "%sGFX_J", (printed++ ? delim : "")); 768812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 7696168c2e0SLen Brown outp += sprintf(outp, "%sRAM_J", (printed++ ? delim : "")); 770812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 7716168c2e0SLen Brown outp += sprintf(outp, "%sPKG_%%", (printed++ ? delim : "")); 772812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 7736168c2e0SLen Brown outp += sprintf(outp, "%sRAM_%%", (printed++ ? delim : "")); 7745c56be9aSDirk Brandewie } 775388e9c81SLen Brown for (mp = sys.pp; mp; mp = mp->next) { 776388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 777388e9c81SLen Brown if (mp->width == 64) 778c8ade361SLen Brown outp += sprintf(outp, "%s%18.18s", delim, mp->name); 779388e9c81SLen Brown else 780c8ade361SLen Brown outp += sprintf(outp, "%s%10.10s", delim, mp->name); 781388e9c81SLen Brown } else { 7820de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 7830de6c0dfSLen Brown outp += sprintf(outp, "%s%8s", delim, mp->name); 7840de6c0dfSLen Brown else 785c8ade361SLen Brown outp += sprintf(outp, "%s%s", delim, mp->name); 786388e9c81SLen Brown } 787388e9c81SLen Brown } 788388e9c81SLen Brown 789c98d5d94SLen Brown outp += sprintf(outp, "\n"); 790103a8feaSLen Brown } 791103a8feaSLen Brown 792c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 793c98d5d94SLen Brown struct pkg_data *p) 794103a8feaSLen Brown { 795388e9c81SLen Brown int i; 796388e9c81SLen Brown struct msr_counter *mp; 797388e9c81SLen Brown 7983b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 799c98d5d94SLen Brown 800c98d5d94SLen Brown if (t) { 8013b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 8023b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 8033b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 8043b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 8053b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 8063b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 8076886fee4SLen Brown 808812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 8090de6c0dfSLen Brown outp += sprintf(outp, "IRQ: %lld\n", t->irq_count); 810812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 811218f0e8dSLen Brown outp += sprintf(outp, "SMI: %d\n", t->smi_count); 812388e9c81SLen Brown 813388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 814388e9c81SLen Brown outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", 815388e9c81SLen Brown i, mp->msr_num, t->counter[i]); 816388e9c81SLen Brown } 817103a8feaSLen Brown } 818103a8feaSLen Brown 819c98d5d94SLen Brown if (c) { 8203b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 8213b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 8223b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 8233b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 8243b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 8259392bd98SCalvin Walton outp += sprintf(outp, "Joules: %0X\n", c->core_energy); 826388e9c81SLen Brown 827388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 828388e9c81SLen Brown outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", 829388e9c81SLen Brown i, mp->msr_num, c->counter[i]); 830388e9c81SLen Brown } 8310539ba11SLen Brown outp += sprintf(outp, "mc6_us: %016llX\n", c->mc6_us); 832c98d5d94SLen Brown } 833103a8feaSLen Brown 834c98d5d94SLen Brown if (p) { 8353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 8360b2bb692SLen Brown 8370b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 8380b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 8390b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 8400b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 8410b2bb692SLen Brown 8423b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 8430f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 8443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 8450f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 8463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 8470f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 8483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 8493b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 8503b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 8513b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 852be0e54c4SLen Brown outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 853be0e54c4SLen Brown outp += sprintf(outp, "cpu_lpi: %016llX\n", p->cpu_lpi); 854be0e54c4SLen Brown outp += sprintf(outp, "sys_lpi: %016llX\n", p->sys_lpi); 8553b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 8563b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 8573b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 8583b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 8593b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 8603b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 8613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 8623b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 8633b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 864388e9c81SLen Brown 865388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 866388e9c81SLen Brown outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", 867388e9c81SLen Brown i, mp->msr_num, p->counter[i]); 868388e9c81SLen Brown } 869c98d5d94SLen Brown } 8703b4d5c7fSAndy Shevchenko 8713b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 8723b4d5c7fSAndy Shevchenko 873c98d5d94SLen Brown return 0; 874103a8feaSLen Brown } 875103a8feaSLen Brown 876e23da037SLen Brown /* 877e23da037SLen Brown * column formatting convention & formats 878e23da037SLen Brown */ 879c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 880c98d5d94SLen Brown struct pkg_data *p) 881103a8feaSLen Brown { 882008d396eSLen Brown double interval_float, tsc; 883fc04cc67SLen Brown char *fmt8; 884388e9c81SLen Brown int i; 885388e9c81SLen Brown struct msr_counter *mp; 8866168c2e0SLen Brown char *delim = "\t"; 8876168c2e0SLen Brown int printed = 0; 888103a8feaSLen Brown 889c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 890c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 891c98d5d94SLen Brown return 0; 892c98d5d94SLen Brown 893c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 894c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 895c98d5d94SLen Brown return 0; 896c98d5d94SLen Brown 8971ef7d21aSLen Brown /*if not summary line and --cpu is used */ 8981ef7d21aSLen Brown if ((t != &average.threads) && 8991ef7d21aSLen Brown (cpu_subset && !CPU_ISSET_S(t->cpu_id, cpu_subset_size, cpu_subset))) 9001ef7d21aSLen Brown return 0; 9011ef7d21aSLen Brown 9023f44a5c6SLen Brown if (DO_BIC(BIC_USEC)) { 903f4fdf2b4SLen Brown /* on each row, print how many usec each timestamp took to gather */ 904f4fdf2b4SLen Brown struct timeval tv; 905f4fdf2b4SLen Brown 906f4fdf2b4SLen Brown timersub(&t->tv_end, &t->tv_begin, &tv); 907f4fdf2b4SLen Brown outp += sprintf(outp, "%5ld\t", tv.tv_sec * 1000000 + tv.tv_usec); 908f4fdf2b4SLen Brown } 909f4fdf2b4SLen Brown 9103f44a5c6SLen Brown /* Time_Of_Day_Seconds: on each row, print sec.usec last timestamp taken */ 9113f44a5c6SLen Brown if (DO_BIC(BIC_TOD)) 9123f44a5c6SLen Brown outp += sprintf(outp, "%10ld.%06ld\t", t->tv_end.tv_sec, t->tv_end.tv_usec); 9133f44a5c6SLen Brown 914103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 915103a8feaSLen Brown 916008d396eSLen Brown tsc = t->tsc * tsc_tweak; 917008d396eSLen Brown 918c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 919c98d5d94SLen Brown if (t == &average.threads) { 920812db3f7SLen Brown if (DO_BIC(BIC_Package)) 9216168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9226de68fe1SLen Brown if (DO_BIC(BIC_Die)) 9236de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 92401235041SPrarit Bhargava if (DO_BIC(BIC_Node)) 92501235041SPrarit Bhargava outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 926812db3f7SLen Brown if (DO_BIC(BIC_Core)) 9276168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 928812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 9296168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9304c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 9314c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9324c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 9334c2122d4SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 934103a8feaSLen Brown } else { 935812db3f7SLen Brown if (DO_BIC(BIC_Package)) { 936c98d5d94SLen Brown if (p) 9376168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->package_id); 938c98d5d94SLen Brown else 9396168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 940c98d5d94SLen Brown } 9416de68fe1SLen Brown if (DO_BIC(BIC_Die)) { 9426de68fe1SLen Brown if (c) 9436de68fe1SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), cpus[t->cpu_id].die_id); 9446de68fe1SLen Brown else 9456de68fe1SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 9466de68fe1SLen Brown } 94701235041SPrarit Bhargava if (DO_BIC(BIC_Node)) { 94801235041SPrarit Bhargava if (t) 94901235041SPrarit Bhargava outp += sprintf(outp, "%s%d", 95001235041SPrarit Bhargava (printed++ ? delim : ""), 95101235041SPrarit Bhargava cpus[t->cpu_id].physical_node_id); 95201235041SPrarit Bhargava else 95301235041SPrarit Bhargava outp += sprintf(outp, "%s-", 95401235041SPrarit Bhargava (printed++ ? delim : "")); 95501235041SPrarit Bhargava } 956812db3f7SLen Brown if (DO_BIC(BIC_Core)) { 957c98d5d94SLen Brown if (c) 9586168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_id); 959c98d5d94SLen Brown else 9606168c2e0SLen Brown outp += sprintf(outp, "%s-", (printed++ ? delim : "")); 961c98d5d94SLen Brown } 962812db3f7SLen Brown if (DO_BIC(BIC_CPU)) 9636168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->cpu_id); 9644c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 9654c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->apic_id); 9664c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 9674c2122d4SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->x2apic_id); 968103a8feaSLen Brown } 969fc04cc67SLen Brown 970812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz)) 9716168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 972fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 973fc04cc67SLen Brown 974812db3f7SLen Brown if (DO_BIC(BIC_Busy)) 9756168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->mperf/tsc); 976103a8feaSLen Brown 977812db3f7SLen Brown if (DO_BIC(BIC_Bzy_MHz)) { 97821ed5574SLen Brown if (has_base_hz) 9796168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), base_hz / units * t->aperf / t->mperf); 98021ed5574SLen Brown else 9816168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 982008d396eSLen Brown tsc / units * t->aperf / t->mperf / interval_float); 98321ed5574SLen Brown } 984103a8feaSLen Brown 985812db3f7SLen Brown if (DO_BIC(BIC_TSC_MHz)) 9866168c2e0SLen Brown outp += sprintf(outp, "%s%.0f", (printed++ ? delim : ""), 1.0 * t->tsc/units/interval_float); 987103a8feaSLen Brown 988562a2d37SLen Brown /* IRQ */ 9890de6c0dfSLen Brown if (DO_BIC(BIC_IRQ)) { 9900de6c0dfSLen Brown if (sums_need_wide_columns) 9916168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->irq_count); 9920de6c0dfSLen Brown else 9936168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->irq_count); 9940de6c0dfSLen Brown } 995562a2d37SLen Brown 9961cc21f7bSLen Brown /* SMI */ 997812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 9986168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), t->smi_count); 9991cc21f7bSLen Brown 1000678a3bd1SLen Brown /* Added counters */ 1001678a3bd1SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1002678a3bd1SLen Brown if (mp->format == FORMAT_RAW) { 1003678a3bd1SLen Brown if (mp->width == 32) 10045f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) t->counter[i]); 1005678a3bd1SLen Brown else 10066168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), t->counter[i]); 1007678a3bd1SLen Brown } else if (mp->format == FORMAT_DELTA) { 10080de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 10096168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), t->counter[i]); 10100de6c0dfSLen Brown else 10116168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), t->counter[i]); 1012678a3bd1SLen Brown } else if (mp->format == FORMAT_PERCENT) { 101341618e63SLen Brown if (mp->type == COUNTER_USEC) 10146168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), t->counter[i]/interval_float/10000); 101541618e63SLen Brown else 10166168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->counter[i]/tsc); 1017678a3bd1SLen Brown } 1018678a3bd1SLen Brown } 1019678a3bd1SLen Brown 102041618e63SLen Brown /* C1 */ 102141618e63SLen Brown if (DO_BIC(BIC_CPU_c1)) 10226168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * t->c1/tsc); 102341618e63SLen Brown 102441618e63SLen Brown 1025c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 1026c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1027c98d5d94SLen Brown goto done; 1028c98d5d94SLen Brown 1029562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) 10306168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c3/tsc); 1031812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6)) 10326168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c6/tsc); 1033812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 10346168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->c7/tsc); 1035c98d5d94SLen Brown 10360539ba11SLen Brown /* Mod%c6 */ 10370539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 10386168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->mc6_us / tsc); 10390539ba11SLen Brown 1040812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) 10416168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), c->core_temp_c); 1042889facbeSLen Brown 1043388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1044388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1045388e9c81SLen Brown if (mp->width == 32) 10465f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) c->counter[i]); 1047388e9c81SLen Brown else 10486168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), c->counter[i]); 1049388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 10500de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 10516168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), c->counter[i]); 10520de6c0dfSLen Brown else 10536168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), c->counter[i]); 1054388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 10556168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * c->counter[i]/tsc); 1056388e9c81SLen Brown } 1057388e9c81SLen Brown } 1058388e9c81SLen Brown 10599392bd98SCalvin Walton /* 10609392bd98SCalvin Walton * If measurement interval exceeds minimum RAPL Joule Counter range, 10619392bd98SCalvin Walton * indicate that results are suspect by printing "**" in fraction place. 10629392bd98SCalvin Walton */ 10639392bd98SCalvin Walton if (interval_float < rapl_joule_counter_range) 10649392bd98SCalvin Walton fmt8 = "%s%.2f"; 10659392bd98SCalvin Walton else 10669392bd98SCalvin Walton fmt8 = "%6.0f**"; 10679392bd98SCalvin Walton 10689392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && (do_rapl & RAPL_PER_CORE_ENERGY)) 10699392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units / interval_float); 10709392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && (do_rapl & RAPL_PER_CORE_ENERGY)) 10719392bd98SCalvin Walton outp += sprintf(outp, fmt8, (printed++ ? delim : ""), c->core_energy * rapl_energy_units); 10729392bd98SCalvin Walton 1073c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 1074c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1075c98d5d94SLen Brown goto done; 1076c98d5d94SLen Brown 10770b2bb692SLen Brown /* PkgTmp */ 1078812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) 10796168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->pkg_temp_c); 1080889facbeSLen Brown 1081fdf676e5SLen Brown /* GFXrc6 */ 1082812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) { 1083ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 10846168c2e0SLen Brown outp += sprintf(outp, "%s**.**", (printed++ ? delim : "")); 10859185e988SLen Brown } else { 10866168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 10879185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 10889185e988SLen Brown } 10899185e988SLen Brown } 1090fdf676e5SLen Brown 109127d47356SLen Brown /* GFXMHz */ 1092812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 10936168c2e0SLen Brown outp += sprintf(outp, "%s%d", (printed++ ? delim : ""), p->gfx_mhz); 109427d47356SLen Brown 10950b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 1096a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 10976168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_wtd_core_c0/tsc); 1098a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 10996168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_core_c0/tsc); 1100a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 11016168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_any_gfxe_c0/tsc); 1102a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 11036168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pkg_both_core_gfxe_c0/tsc); 11040b2bb692SLen Brown 11050f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 11066168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc2/tsc); 11070f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 11086168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc3/tsc); 11090f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 11106168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc6/tsc); 11110f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 11126168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc7/tsc); 11130f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 11146168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc8/tsc); 11150f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 11166168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc9/tsc); 11170f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 11186168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->pc10/tsc); 1119889facbeSLen Brown 1120be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 1121be0e54c4SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->cpu_lpi / 1000000.0 / interval_float); 1122be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 1123be0e54c4SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->sys_lpi / 1000000.0 / interval_float); 1124be0e54c4SLen Brown 1125812db3f7SLen Brown if (DO_BIC(BIC_PkgWatt)) 11266168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units / interval_float); 11279392bd98SCalvin Walton if (DO_BIC(BIC_CorWatt) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 11286168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units / interval_float); 1129812db3f7SLen Brown if (DO_BIC(BIC_GFXWatt)) 11306168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units / interval_float); 1131812db3f7SLen Brown if (DO_BIC(BIC_RAMWatt)) 11326168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units / interval_float); 1133812db3f7SLen Brown if (DO_BIC(BIC_Pkg_J)) 11346168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_pkg * rapl_energy_units); 11359392bd98SCalvin Walton if (DO_BIC(BIC_Cor_J) && !(do_rapl & RAPL_PER_CORE_ENERGY)) 11366168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_cores * rapl_energy_units); 1137812db3f7SLen Brown if (DO_BIC(BIC_GFX_J)) 11386168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_gfx * rapl_energy_units); 1139812db3f7SLen Brown if (DO_BIC(BIC_RAM_J)) 11406168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), p->energy_dram * rapl_dram_energy_units); 1141812db3f7SLen Brown if (DO_BIC(BIC_PKG__)) 11426168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 1143812db3f7SLen Brown if (DO_BIC(BIC_RAM__)) 11446168c2e0SLen Brown outp += sprintf(outp, fmt8, (printed++ ? delim : ""), 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 1145812db3f7SLen Brown 1146388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1147388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 1148388e9c81SLen Brown if (mp->width == 32) 11495f3aea57SLen Brown outp += sprintf(outp, "%s0x%08x", (printed++ ? delim : ""), (unsigned int) p->counter[i]); 1150388e9c81SLen Brown else 11516168c2e0SLen Brown outp += sprintf(outp, "%s0x%016llx", (printed++ ? delim : ""), p->counter[i]); 1152388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 11530de6c0dfSLen Brown if ((mp->type == COUNTER_ITEMS) && sums_need_wide_columns) 11546168c2e0SLen Brown outp += sprintf(outp, "%s%8lld", (printed++ ? delim : ""), p->counter[i]); 11550de6c0dfSLen Brown else 11566168c2e0SLen Brown outp += sprintf(outp, "%s%lld", (printed++ ? delim : ""), p->counter[i]); 1157388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 11586168c2e0SLen Brown outp += sprintf(outp, "%s%.2f", (printed++ ? delim : ""), 100.0 * p->counter[i]/tsc); 1159388e9c81SLen Brown } 1160388e9c81SLen Brown } 1161388e9c81SLen Brown 1162c98d5d94SLen Brown done: 116394d6ab4bSLen Brown if (*(outp - 1) != '\n') 1164c98d5d94SLen Brown outp += sprintf(outp, "\n"); 1165c98d5d94SLen Brown 1166c98d5d94SLen Brown return 0; 1167103a8feaSLen Brown } 1168103a8feaSLen Brown 1169b7d8c148SLen Brown void flush_output_stdout(void) 1170103a8feaSLen Brown { 1171b7d8c148SLen Brown FILE *filep; 1172b7d8c148SLen Brown 1173b7d8c148SLen Brown if (outf == stderr) 1174b7d8c148SLen Brown filep = stdout; 1175b7d8c148SLen Brown else 1176b7d8c148SLen Brown filep = outf; 1177b7d8c148SLen Brown 1178b7d8c148SLen Brown fputs(output_buffer, filep); 1179b7d8c148SLen Brown fflush(filep); 1180b7d8c148SLen Brown 1181c98d5d94SLen Brown outp = output_buffer; 1182c98d5d94SLen Brown } 1183b7d8c148SLen Brown void flush_output_stderr(void) 1184c98d5d94SLen Brown { 1185b7d8c148SLen Brown fputs(output_buffer, outf); 1186b7d8c148SLen Brown fflush(outf); 1187c98d5d94SLen Brown outp = output_buffer; 1188c98d5d94SLen Brown } 1189c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1190c98d5d94SLen Brown { 1191e23da037SLen Brown static int printed; 1192103a8feaSLen Brown 1193e23da037SLen Brown if (!printed || !summary_only) 1194c8ade361SLen Brown print_header("\t"); 1195103a8feaSLen Brown 11969d83601aSLen Brown format_counters(&average.threads, &average.cores, &average.packages); 1197103a8feaSLen Brown 1198e23da037SLen Brown printed = 1; 1199e23da037SLen Brown 1200e23da037SLen Brown if (summary_only) 1201e23da037SLen Brown return; 1202e23da037SLen Brown 1203c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 1204103a8feaSLen Brown } 1205103a8feaSLen Brown 1206889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 1207889facbeSLen Brown if (new > old) { \ 1208889facbeSLen Brown old = new - old; \ 1209889facbeSLen Brown } else { \ 1210889facbeSLen Brown old = 0x100000000 + new - old; \ 1211889facbeSLen Brown } 1212889facbeSLen Brown 1213ba3dec99SLen Brown int 1214c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 1215103a8feaSLen Brown { 1216388e9c81SLen Brown int i; 1217388e9c81SLen Brown struct msr_counter *mp; 12180b2bb692SLen Brown 1219a99d8730SLen Brown 1220a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 12210b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 1222a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 12230b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 1224a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 12250b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 1226a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 12270b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 1228a99d8730SLen Brown 1229c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 12300f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1231c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 12320f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1233c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 12340f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1235c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 1236ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 1237ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 1238ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 1239be0e54c4SLen Brown old->cpu_lpi = new->cpu_lpi - old->cpu_lpi; 1240be0e54c4SLen Brown old->sys_lpi = new->sys_lpi - old->sys_lpi; 1241889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 1242889facbeSLen Brown 12439185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 12449185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 12459185e988SLen Brown old->gfx_rc6_ms = -1; 12469185e988SLen Brown else 1247fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 12489185e988SLen Brown 124927d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 125027d47356SLen Brown 1251889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 1252889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 1253889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 1254889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 1255889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 1256889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 1257ba3dec99SLen Brown 1258388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1259388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1260388e9c81SLen Brown old->counter[i] = new->counter[i]; 1261388e9c81SLen Brown else 1262388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1263388e9c81SLen Brown } 1264388e9c81SLen Brown 1265ba3dec99SLen Brown return 0; 1266103a8feaSLen Brown } 1267103a8feaSLen Brown 1268c98d5d94SLen Brown void 1269c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 1270c98d5d94SLen Brown { 1271388e9c81SLen Brown int i; 1272388e9c81SLen Brown struct msr_counter *mp; 1273388e9c81SLen Brown 1274c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 1275c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 1276c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 1277889facbeSLen Brown old->core_temp_c = new->core_temp_c; 12780539ba11SLen Brown old->mc6_us = new->mc6_us - old->mc6_us; 1279388e9c81SLen Brown 12809392bd98SCalvin Walton DELTA_WRAP32(new->core_energy, old->core_energy); 12819392bd98SCalvin Walton 1282388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1283388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1284388e9c81SLen Brown old->counter[i] = new->counter[i]; 1285388e9c81SLen Brown else 1286388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1287388e9c81SLen Brown } 1288103a8feaSLen Brown } 1289c98d5d94SLen Brown 1290c3ae331dSLen Brown /* 1291c3ae331dSLen Brown * old = new - old 1292c3ae331dSLen Brown */ 1293ba3dec99SLen Brown int 1294c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 1295c98d5d94SLen Brown struct core_data *core_delta) 1296c98d5d94SLen Brown { 1297388e9c81SLen Brown int i; 1298388e9c81SLen Brown struct msr_counter *mp; 1299388e9c81SLen Brown 13004c2122d4SLen Brown /* we run cpuid just the 1st time, copy the results */ 13014c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 13024c2122d4SLen Brown new->apic_id = old->apic_id; 13034c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 13044c2122d4SLen Brown new->x2apic_id = old->x2apic_id; 13054c2122d4SLen Brown 13063f44a5c6SLen Brown /* 13073f44a5c6SLen Brown * the timestamps from start of measurement interval are in "old" 13083f44a5c6SLen Brown * the timestamp from end of measurement interval are in "new" 13093f44a5c6SLen Brown * over-write old w/ new so we can print end of interval values 13103f44a5c6SLen Brown */ 13113f44a5c6SLen Brown 13123f44a5c6SLen Brown old->tv_begin = new->tv_begin; 13133f44a5c6SLen Brown old->tv_end = new->tv_end; 13143f44a5c6SLen Brown 1315c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 1316c98d5d94SLen Brown 1317103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 1318b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 1319b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 1320b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 1321b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 1322103a8feaSLen Brown 1323c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 1324c98d5d94SLen Brown 1325812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 1326c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 1327c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 1328c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 1329c98d5d94SLen Brown } else { 1330ba3dec99SLen Brown return -1; 1331103a8feaSLen Brown } 1332a729617cSLen Brown } 1333103a8feaSLen Brown 1334c98d5d94SLen Brown 1335144b44b1SLen Brown if (use_c1_residency_msr) { 1336144b44b1SLen Brown /* 1337144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 1338144b44b1SLen Brown * which should be more accurate than the derivation below. 1339144b44b1SLen Brown */ 1340144b44b1SLen Brown } else { 1341103a8feaSLen Brown /* 1342c3ae331dSLen Brown * As counter collection is not atomic, 1343c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 1344103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 1345103a8feaSLen Brown */ 134695149369SLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > (old->tsc * tsc_tweak)) 1347c98d5d94SLen Brown old->c1 = 0; 1348c98d5d94SLen Brown else { 1349c98d5d94SLen Brown /* normal case, derive c1 */ 1350008d396eSLen Brown old->c1 = (old->tsc * tsc_tweak) - old->mperf - core_delta->c3 1351c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 1352c98d5d94SLen Brown } 1353144b44b1SLen Brown } 1354c3ae331dSLen Brown 1355c98d5d94SLen Brown if (old->mperf == 0) { 1356b7d8c148SLen Brown if (debug > 1) 1357b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 1358c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 1359c98d5d94SLen Brown } 1360103a8feaSLen Brown 1361812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1362562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 1363562a2d37SLen Brown 1364812db3f7SLen Brown if (DO_BIC(BIC_SMI)) 13651ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 1366ba3dec99SLen Brown 1367388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1368388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1369388e9c81SLen Brown old->counter[i] = new->counter[i]; 1370388e9c81SLen Brown else 1371388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1372388e9c81SLen Brown } 1373ba3dec99SLen Brown return 0; 1374103a8feaSLen Brown } 1375c98d5d94SLen Brown 1376c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 1377c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 1378c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 1379c98d5d94SLen Brown { 1380ba3dec99SLen Brown int retval = 0; 1381ba3dec99SLen Brown 1382c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 1383c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 1384c98d5d94SLen Brown delta_core(c, c2); 1385c98d5d94SLen Brown 1386c98d5d94SLen Brown /* always calculate thread delta */ 1387ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 1388ba3dec99SLen Brown if (retval) 1389ba3dec99SLen Brown return retval; 1390c98d5d94SLen Brown 1391c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 1392c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 1393ba3dec99SLen Brown retval = delta_package(p, p2); 1394c98d5d94SLen Brown 1395ba3dec99SLen Brown return retval; 1396103a8feaSLen Brown } 1397103a8feaSLen Brown 1398c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1399103a8feaSLen Brown { 1400388e9c81SLen Brown int i; 1401388e9c81SLen Brown struct msr_counter *mp; 1402388e9c81SLen Brown 14033f44a5c6SLen Brown t->tv_begin.tv_sec = 0; 14043f44a5c6SLen Brown t->tv_begin.tv_usec = 0; 14053f44a5c6SLen Brown t->tv_end.tv_sec = 0; 14063f44a5c6SLen Brown t->tv_end.tv_usec = 0; 14073f44a5c6SLen Brown 1408c98d5d94SLen Brown t->tsc = 0; 1409c98d5d94SLen Brown t->aperf = 0; 1410c98d5d94SLen Brown t->mperf = 0; 1411c98d5d94SLen Brown t->c1 = 0; 1412103a8feaSLen Brown 1413562a2d37SLen Brown t->irq_count = 0; 1414562a2d37SLen Brown t->smi_count = 0; 1415562a2d37SLen Brown 1416c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 1417c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 1418c98d5d94SLen Brown 1419c98d5d94SLen Brown c->c3 = 0; 1420c98d5d94SLen Brown c->c6 = 0; 1421c98d5d94SLen Brown c->c7 = 0; 14220539ba11SLen Brown c->mc6_us = 0; 1423889facbeSLen Brown c->core_temp_c = 0; 14249392bd98SCalvin Walton c->core_energy = 0; 1425c98d5d94SLen Brown 14260b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 14270b2bb692SLen Brown p->pkg_any_core_c0 = 0; 14280b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 14290b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 14300b2bb692SLen Brown 1431c98d5d94SLen Brown p->pc2 = 0; 14320f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1433c98d5d94SLen Brown p->pc3 = 0; 14340f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1435c98d5d94SLen Brown p->pc6 = 0; 14360f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1437c98d5d94SLen Brown p->pc7 = 0; 1438ca58710fSKristen Carlson Accardi p->pc8 = 0; 1439ca58710fSKristen Carlson Accardi p->pc9 = 0; 1440ca58710fSKristen Carlson Accardi p->pc10 = 0; 1441be0e54c4SLen Brown p->cpu_lpi = 0; 1442be0e54c4SLen Brown p->sys_lpi = 0; 1443889facbeSLen Brown 1444889facbeSLen Brown p->energy_pkg = 0; 1445889facbeSLen Brown p->energy_dram = 0; 1446889facbeSLen Brown p->energy_cores = 0; 1447889facbeSLen Brown p->energy_gfx = 0; 1448889facbeSLen Brown p->rapl_pkg_perf_status = 0; 1449889facbeSLen Brown p->rapl_dram_perf_status = 0; 1450889facbeSLen Brown p->pkg_temp_c = 0; 145127d47356SLen Brown 1452fdf676e5SLen Brown p->gfx_rc6_ms = 0; 145327d47356SLen Brown p->gfx_mhz = 0; 1454388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) 1455388e9c81SLen Brown t->counter[i] = 0; 1456388e9c81SLen Brown 1457388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) 1458388e9c81SLen Brown c->counter[i] = 0; 1459388e9c81SLen Brown 1460388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) 1461388e9c81SLen Brown p->counter[i] = 0; 1462103a8feaSLen Brown } 1463c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 1464c98d5d94SLen Brown struct pkg_data *p) 1465103a8feaSLen Brown { 1466388e9c81SLen Brown int i; 1467388e9c81SLen Brown struct msr_counter *mp; 1468388e9c81SLen Brown 14694c2122d4SLen Brown /* copy un-changing apic_id's */ 14704c2122d4SLen Brown if (DO_BIC(BIC_APIC)) 14714c2122d4SLen Brown average.threads.apic_id = t->apic_id; 14724c2122d4SLen Brown if (DO_BIC(BIC_X2APIC)) 14734c2122d4SLen Brown average.threads.x2apic_id = t->x2apic_id; 14744c2122d4SLen Brown 14753f44a5c6SLen Brown /* remember first tv_begin */ 14763f44a5c6SLen Brown if (average.threads.tv_begin.tv_sec == 0) 14773f44a5c6SLen Brown average.threads.tv_begin = t->tv_begin; 14783f44a5c6SLen Brown 14793f44a5c6SLen Brown /* remember last tv_end */ 14803f44a5c6SLen Brown average.threads.tv_end = t->tv_end; 14813f44a5c6SLen Brown 1482c98d5d94SLen Brown average.threads.tsc += t->tsc; 1483c98d5d94SLen Brown average.threads.aperf += t->aperf; 1484c98d5d94SLen Brown average.threads.mperf += t->mperf; 1485c98d5d94SLen Brown average.threads.c1 += t->c1; 148615aaa346SLen Brown 1487562a2d37SLen Brown average.threads.irq_count += t->irq_count; 1488562a2d37SLen Brown average.threads.smi_count += t->smi_count; 1489562a2d37SLen Brown 1490388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1491388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1492388e9c81SLen Brown continue; 1493388e9c81SLen Brown average.threads.counter[i] += t->counter[i]; 1494388e9c81SLen Brown } 1495388e9c81SLen Brown 1496c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 1497c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1498c98d5d94SLen Brown return 0; 1499c98d5d94SLen Brown 1500c98d5d94SLen Brown average.cores.c3 += c->c3; 1501c98d5d94SLen Brown average.cores.c6 += c->c6; 1502c98d5d94SLen Brown average.cores.c7 += c->c7; 15030539ba11SLen Brown average.cores.mc6_us += c->mc6_us; 1504c98d5d94SLen Brown 1505889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 1506889facbeSLen Brown 15079392bd98SCalvin Walton average.cores.core_energy += c->core_energy; 15089392bd98SCalvin Walton 1509388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1510388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1511388e9c81SLen Brown continue; 1512388e9c81SLen Brown average.cores.counter[i] += c->counter[i]; 1513388e9c81SLen Brown } 1514388e9c81SLen Brown 1515c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 1516c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1517c98d5d94SLen Brown return 0; 1518c98d5d94SLen Brown 1519a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 15200b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 1521a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 15220b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 1523a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 15240b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 1525a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 15260b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 15270b2bb692SLen Brown 1528c98d5d94SLen Brown average.packages.pc2 += p->pc2; 15290f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1530c98d5d94SLen Brown average.packages.pc3 += p->pc3; 15310f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1532c98d5d94SLen Brown average.packages.pc6 += p->pc6; 15330f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1534c98d5d94SLen Brown average.packages.pc7 += p->pc7; 1535ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 1536ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 1537ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 1538c98d5d94SLen Brown 1539be0e54c4SLen Brown average.packages.cpu_lpi = p->cpu_lpi; 1540be0e54c4SLen Brown average.packages.sys_lpi = p->sys_lpi; 1541be0e54c4SLen Brown 1542889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 1543889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 1544889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 1545889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 1546889facbeSLen Brown 1547fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 154827d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 154927d47356SLen Brown 1550889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 1551889facbeSLen Brown 1552889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 1553889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 1554388e9c81SLen Brown 1555388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1556388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1557388e9c81SLen Brown continue; 1558388e9c81SLen Brown average.packages.counter[i] += p->counter[i]; 1559388e9c81SLen Brown } 1560c98d5d94SLen Brown return 0; 1561c98d5d94SLen Brown } 1562c98d5d94SLen Brown /* 1563c98d5d94SLen Brown * sum the counters for all cpus in the system 1564c98d5d94SLen Brown * compute the weighted average 1565c98d5d94SLen Brown */ 1566c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 1567c98d5d94SLen Brown struct pkg_data *p) 1568c98d5d94SLen Brown { 1569388e9c81SLen Brown int i; 1570388e9c81SLen Brown struct msr_counter *mp; 1571388e9c81SLen Brown 1572c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1573c98d5d94SLen Brown 1574c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1575c98d5d94SLen Brown 1576c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1577c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1578c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1579c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1580c98d5d94SLen Brown 15810de6c0dfSLen Brown if (average.threads.irq_count > 9999999) 15820de6c0dfSLen Brown sums_need_wide_columns = 1; 15830de6c0dfSLen Brown 1584c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1585c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1586c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 15870539ba11SLen Brown average.cores.mc6_us /= topo.num_cores; 1588c98d5d94SLen Brown 1589a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) 15900b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 1591a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) 15920b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 1593a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) 15940b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 1595a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) 15960b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 15970b2bb692SLen Brown 1598c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 15990f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1600c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 16010f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) 1602c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 16030f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1604c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1605ca58710fSKristen Carlson Accardi 1606ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1607ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1608ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1609388e9c81SLen Brown 1610388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1611388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1612388e9c81SLen Brown continue; 16130de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16140de6c0dfSLen Brown if (average.threads.counter[i] > 9999999) 16150de6c0dfSLen Brown sums_need_wide_columns = 1; 161641618e63SLen Brown continue; 16170de6c0dfSLen Brown } 1618388e9c81SLen Brown average.threads.counter[i] /= topo.num_cpus; 1619388e9c81SLen Brown } 1620388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1621388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1622388e9c81SLen Brown continue; 16230de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16240de6c0dfSLen Brown if (average.cores.counter[i] > 9999999) 16250de6c0dfSLen Brown sums_need_wide_columns = 1; 16260de6c0dfSLen Brown } 1627388e9c81SLen Brown average.cores.counter[i] /= topo.num_cores; 1628388e9c81SLen Brown } 1629388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1630388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1631388e9c81SLen Brown continue; 16320de6c0dfSLen Brown if (mp->type == COUNTER_ITEMS) { 16330de6c0dfSLen Brown if (average.packages.counter[i] > 9999999) 16340de6c0dfSLen Brown sums_need_wide_columns = 1; 16350de6c0dfSLen Brown } 1636388e9c81SLen Brown average.packages.counter[i] /= topo.num_packages; 1637388e9c81SLen Brown } 1638c98d5d94SLen Brown } 1639c98d5d94SLen Brown 1640c98d5d94SLen Brown static unsigned long long rdtsc(void) 1641c98d5d94SLen Brown { 1642c98d5d94SLen Brown unsigned int low, high; 1643c98d5d94SLen Brown 1644c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1645c98d5d94SLen Brown 1646c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1647c98d5d94SLen Brown } 1648c98d5d94SLen Brown 1649c98d5d94SLen Brown /* 1650495c7654SLen Brown * Open a file, and exit on failure 1651495c7654SLen Brown */ 1652495c7654SLen Brown FILE *fopen_or_die(const char *path, const char *mode) 1653495c7654SLen Brown { 1654495c7654SLen Brown FILE *filep = fopen(path, mode); 1655495c7654SLen Brown 1656495c7654SLen Brown if (!filep) 1657495c7654SLen Brown err(1, "%s: open failed", path); 1658495c7654SLen Brown return filep; 1659495c7654SLen Brown } 1660495c7654SLen Brown /* 1661495c7654SLen Brown * snapshot_sysfs_counter() 1662495c7654SLen Brown * 1663495c7654SLen Brown * return snapshot of given counter 1664495c7654SLen Brown */ 1665495c7654SLen Brown unsigned long long snapshot_sysfs_counter(char *path) 1666495c7654SLen Brown { 1667495c7654SLen Brown FILE *fp; 1668495c7654SLen Brown int retval; 1669495c7654SLen Brown unsigned long long counter; 1670495c7654SLen Brown 1671495c7654SLen Brown fp = fopen_or_die(path, "r"); 1672495c7654SLen Brown 1673495c7654SLen Brown retval = fscanf(fp, "%lld", &counter); 1674495c7654SLen Brown if (retval != 1) 1675495c7654SLen Brown err(1, "snapshot_sysfs_counter(%s)", path); 1676495c7654SLen Brown 1677495c7654SLen Brown fclose(fp); 1678495c7654SLen Brown 1679495c7654SLen Brown return counter; 1680495c7654SLen Brown } 1681495c7654SLen Brown 1682495c7654SLen Brown int get_mp(int cpu, struct msr_counter *mp, unsigned long long *counterp) 1683495c7654SLen Brown { 1684495c7654SLen Brown if (mp->msr_num != 0) { 1685495c7654SLen Brown if (get_msr(cpu, mp->msr_num, counterp)) 1686495c7654SLen Brown return -1; 1687495c7654SLen Brown } else { 168846c27978SLen Brown char path[128 + PATH_BYTES]; 168941618e63SLen Brown 169041618e63SLen Brown if (mp->flags & SYSFS_PERCPU) { 169141618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/%s", 169241618e63SLen Brown cpu, mp->path); 169341618e63SLen Brown 169441618e63SLen Brown *counterp = snapshot_sysfs_counter(path); 169541618e63SLen Brown } else { 1696495c7654SLen Brown *counterp = snapshot_sysfs_counter(mp->path); 1697495c7654SLen Brown } 169841618e63SLen Brown } 1699495c7654SLen Brown 1700495c7654SLen Brown return 0; 1701495c7654SLen Brown } 1702495c7654SLen Brown 17034c2122d4SLen Brown void get_apic_id(struct thread_data *t) 17044c2122d4SLen Brown { 170534041551SLen Brown unsigned int eax, ebx, ecx, edx; 170634041551SLen Brown 170734041551SLen Brown if (DO_BIC(BIC_APIC)) { 170834041551SLen Brown eax = ebx = ecx = edx = 0; 170934041551SLen Brown __cpuid(1, eax, ebx, ecx, edx); 171034041551SLen Brown 171134041551SLen Brown t->apic_id = (ebx >> 24) & 0xff; 171234041551SLen Brown } 171334041551SLen Brown 171434041551SLen Brown if (!DO_BIC(BIC_X2APIC)) 171534041551SLen Brown return; 171634041551SLen Brown 171734041551SLen Brown if (authentic_amd) { 171834041551SLen Brown unsigned int topology_extensions; 171934041551SLen Brown 172034041551SLen Brown if (max_extended_level < 0x8000001e) 172134041551SLen Brown return; 17224c2122d4SLen Brown 17234c2122d4SLen Brown eax = ebx = ecx = edx = 0; 172434041551SLen Brown __cpuid(0x80000001, eax, ebx, ecx, edx); 172534041551SLen Brown topology_extensions = ecx & (1 << 22); 172634041551SLen Brown 172734041551SLen Brown if (topology_extensions == 0) 172834041551SLen Brown return; 172934041551SLen Brown 173034041551SLen Brown eax = ebx = ecx = edx = 0; 173134041551SLen Brown __cpuid(0x8000001e, eax, ebx, ecx, edx); 173234041551SLen Brown 173334041551SLen Brown t->x2apic_id = eax; 173434041551SLen Brown return; 173534041551SLen Brown } 17364c2122d4SLen Brown 17374c2122d4SLen Brown if (!genuine_intel) 17384c2122d4SLen Brown return; 17394c2122d4SLen Brown 17404c2122d4SLen Brown if (max_level < 0xb) 17414c2122d4SLen Brown return; 17424c2122d4SLen Brown 17434c2122d4SLen Brown ecx = 0; 17444c2122d4SLen Brown __cpuid(0xb, eax, ebx, ecx, edx); 17454c2122d4SLen Brown t->x2apic_id = edx; 17464c2122d4SLen Brown 174734041551SLen Brown if (debug && (t->apic_id != (t->x2apic_id & 0xff))) 174834041551SLen Brown fprintf(outf, "cpu%d: BIOS BUG: apic 0x%x x2apic 0x%x\n", 174934041551SLen Brown t->cpu_id, t->apic_id, t->x2apic_id); 17504c2122d4SLen Brown } 17514c2122d4SLen Brown 1752495c7654SLen Brown /* 1753c98d5d94SLen Brown * get_counters(...) 1754c98d5d94SLen Brown * migrate to cpu 1755c98d5d94SLen Brown * acquire and record local counters for that cpu 1756c98d5d94SLen Brown */ 1757c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1758c98d5d94SLen Brown { 1759c98d5d94SLen Brown int cpu = t->cpu_id; 1760889facbeSLen Brown unsigned long long msr; 17610102b067SLen Brown int aperf_mperf_retry_count = 0; 1762388e9c81SLen Brown struct msr_counter *mp; 1763388e9c81SLen Brown int i; 1764c98d5d94SLen Brown 1765f4fdf2b4SLen Brown gettimeofday(&t->tv_begin, (struct timezone *)NULL); 1766f4fdf2b4SLen Brown 1767e52966c0SLen Brown if (cpu_migrate(cpu)) { 1768b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 176915aaa346SLen Brown return -1; 1770e52966c0SLen Brown } 177115aaa346SLen Brown 17724c2122d4SLen Brown if (first_counter_read) 17734c2122d4SLen Brown get_apic_id(t); 17740102b067SLen Brown retry: 1775c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 177615aaa346SLen Brown 1777812db3f7SLen Brown if (DO_BIC(BIC_Avg_MHz) || DO_BIC(BIC_Busy) || DO_BIC(BIC_Bzy_MHz)) { 17780102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 17790102b067SLen Brown 17800102b067SLen Brown /* 17810102b067SLen Brown * The TSC, APERF and MPERF must be read together for 17820102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 17830102b067SLen Brown * 17840102b067SLen Brown * Unfortunately, APERF and MPERF are read by 17850102b067SLen Brown * individual system call, so delays may occur 17860102b067SLen Brown * between them. If the time to read them 17870102b067SLen Brown * varies by a large amount, we re-read them. 17880102b067SLen Brown */ 17890102b067SLen Brown 17900102b067SLen Brown /* 17910102b067SLen Brown * This initial dummy APERF read has been seen to 17920102b067SLen Brown * reduce jitter in the subsequent reads. 17930102b067SLen Brown */ 17940102b067SLen Brown 17959c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1796c98d5d94SLen Brown return -3; 17970102b067SLen Brown 17980102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 17990102b067SLen Brown 18000102b067SLen Brown tsc_before = t->tsc; 18010102b067SLen Brown 18020102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 18030102b067SLen Brown return -3; 18040102b067SLen Brown 18050102b067SLen Brown tsc_between = rdtsc(); 18060102b067SLen Brown 18079c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1808c98d5d94SLen Brown return -4; 18090102b067SLen Brown 18100102b067SLen Brown tsc_after = rdtsc(); 18110102b067SLen Brown 18120102b067SLen Brown aperf_time = tsc_between - tsc_before; 18130102b067SLen Brown mperf_time = tsc_after - tsc_between; 18140102b067SLen Brown 18150102b067SLen Brown /* 18160102b067SLen Brown * If the system call latency to read APERF and MPERF 18170102b067SLen Brown * differ by more than 2x, then try again. 18180102b067SLen Brown */ 18190102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 18200102b067SLen Brown aperf_mperf_retry_count++; 18210102b067SLen Brown if (aperf_mperf_retry_count < 5) 18220102b067SLen Brown goto retry; 18230102b067SLen Brown else 18240102b067SLen Brown warnx("cpu%d jitter %lld %lld", 18250102b067SLen Brown cpu, aperf_time, mperf_time); 18260102b067SLen Brown } 18270102b067SLen Brown aperf_mperf_retry_count = 0; 18280102b067SLen Brown 1829b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1830b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 183188c3281fSLen Brown } 183288c3281fSLen Brown 1833812db3f7SLen Brown if (DO_BIC(BIC_IRQ)) 1834562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 1835812db3f7SLen Brown if (DO_BIC(BIC_SMI)) { 18361ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 18371ed51011SLen Brown return -5; 18381ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 18391ed51011SLen Brown } 18400539ba11SLen Brown if (DO_BIC(BIC_CPU_c1) && use_c1_residency_msr) { 1841144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1842144b44b1SLen Brown return -6; 1843144b44b1SLen Brown } 1844144b44b1SLen Brown 1845388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1846495c7654SLen Brown if (get_mp(cpu, mp, &t->counter[i])) 1847388e9c81SLen Brown return -10; 1848388e9c81SLen Brown } 1849388e9c81SLen Brown 1850c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1851c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1852f4fdf2b4SLen Brown goto done; 1853c98d5d94SLen Brown 1854562855eeSLen Brown if (DO_BIC(BIC_CPU_c3)) { 1855c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1856c98d5d94SLen Brown return -6; 1857144b44b1SLen Brown } 1858144b44b1SLen Brown 1859812db3f7SLen Brown if (DO_BIC(BIC_CPU_c6) && !do_knl_cstates) { 1860c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1861c98d5d94SLen Brown return -7; 1862fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1863fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1864fb5d4327SDasaratharaman Chandramouli return -7; 1865103a8feaSLen Brown } 186615aaa346SLen Brown 1867812db3f7SLen Brown if (DO_BIC(BIC_CPU_c7)) 1868c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1869c98d5d94SLen Brown return -8; 1870c98d5d94SLen Brown 18710539ba11SLen Brown if (DO_BIC(BIC_Mod_c6)) 18720539ba11SLen Brown if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us)) 18730539ba11SLen Brown return -8; 18740539ba11SLen Brown 1875812db3f7SLen Brown if (DO_BIC(BIC_CoreTmp)) { 1876889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1877889facbeSLen Brown return -9; 1878889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1879889facbeSLen Brown } 1880889facbeSLen Brown 18819392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 18829392bd98SCalvin Walton if (get_msr(cpu, MSR_CORE_ENERGY_STAT, &msr)) 18839392bd98SCalvin Walton return -14; 18849392bd98SCalvin Walton c->core_energy = msr & 0xFFFFFFFF; 18859392bd98SCalvin Walton } 18869392bd98SCalvin Walton 1887388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1888495c7654SLen Brown if (get_mp(cpu, mp, &c->counter[i])) 1889388e9c81SLen Brown return -10; 1890388e9c81SLen Brown } 1891889facbeSLen Brown 1892c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1893c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1894f4fdf2b4SLen Brown goto done; 189515aaa346SLen Brown 1896a99d8730SLen Brown if (DO_BIC(BIC_Totl_c0)) { 18970b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 18980b2bb692SLen Brown return -10; 1899a99d8730SLen Brown } 1900a99d8730SLen Brown if (DO_BIC(BIC_Any_c0)) { 19010b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 19020b2bb692SLen Brown return -11; 1903a99d8730SLen Brown } 1904a99d8730SLen Brown if (DO_BIC(BIC_GFX_c0)) { 19050b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 19060b2bb692SLen Brown return -12; 1907a99d8730SLen Brown } 1908a99d8730SLen Brown if (DO_BIC(BIC_CPUGFX)) { 19090b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 19100b2bb692SLen Brown return -13; 19110b2bb692SLen Brown } 19120f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc3)) 1913c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1914c98d5d94SLen Brown return -9; 19150f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc6)) { 19160539ba11SLen Brown if (do_slm_cstates) { 19170539ba11SLen Brown if (get_msr(cpu, MSR_ATOM_PKG_C6_RESIDENCY, &p->pc6)) 19180539ba11SLen Brown return -10; 19190539ba11SLen Brown } else { 1920c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1921c98d5d94SLen Brown return -10; 19220539ba11SLen Brown } 19230539ba11SLen Brown } 19240539ba11SLen Brown 19250f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc2)) 1926c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1927c98d5d94SLen Brown return -11; 19280f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc7)) 1929c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1930c98d5d94SLen Brown return -12; 19310f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc8)) 1932ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1933ca58710fSKristen Carlson Accardi return -13; 19340f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc9)) 1935ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1936ca58710fSKristen Carlson Accardi return -13; 19370f47c08dSLen Brown if (DO_BIC(BIC_Pkgpc10)) 1938ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1939ca58710fSKristen Carlson Accardi return -13; 19400f47c08dSLen Brown 1941be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 1942be0e54c4SLen Brown p->cpu_lpi = cpuidle_cur_cpu_lpi_us; 1943be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 1944be0e54c4SLen Brown p->sys_lpi = cpuidle_cur_sys_lpi_us; 1945be0e54c4SLen Brown 1946889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1947889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1948889facbeSLen Brown return -13; 1949889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1950889facbeSLen Brown } 19519148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 1952889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1953889facbeSLen Brown return -14; 1954889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1955889facbeSLen Brown } 1956889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1957889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1958889facbeSLen Brown return -15; 1959889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1960889facbeSLen Brown } 1961889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1962889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1963889facbeSLen Brown return -16; 1964889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1965889facbeSLen Brown } 1966889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1967889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1968889facbeSLen Brown return -16; 1969889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1970889facbeSLen Brown } 1971889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1972889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1973889facbeSLen Brown return -16; 1974889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1975889facbeSLen Brown } 19763316f99aSCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 19773316f99aSCalvin Walton if (get_msr(cpu, MSR_PKG_ENERGY_STAT, &msr)) 19783316f99aSCalvin Walton return -13; 19793316f99aSCalvin Walton p->energy_pkg = msr & 0xFFFFFFFF; 19803316f99aSCalvin Walton } 1981812db3f7SLen Brown if (DO_BIC(BIC_PkgTmp)) { 1982889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1983889facbeSLen Brown return -17; 1984889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1985889facbeSLen Brown } 1986fdf676e5SLen Brown 1987812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 1988fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 1989fdf676e5SLen Brown 1990812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 199127d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 199227d47356SLen Brown 1993388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1994495c7654SLen Brown if (get_mp(cpu, mp, &p->counter[i])) 1995388e9c81SLen Brown return -10; 1996388e9c81SLen Brown } 1997f4fdf2b4SLen Brown done: 1998f4fdf2b4SLen Brown gettimeofday(&t->tv_end, (struct timezone *)NULL); 1999388e9c81SLen Brown 200015aaa346SLen Brown return 0; 2001103a8feaSLen Brown } 2002103a8feaSLen Brown 2003ee7e38e3SLen Brown /* 2004ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 2005ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 2006ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 2007ee7e38e3SLen Brown */ 2008ee7e38e3SLen Brown 2009ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 2010ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 2011ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 2012ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 2013ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 2014ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 2015ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 2016ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 2017ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 2018ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 2019ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 2020ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 20210b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 20220b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 2023445640a5SLen Brown #define PCL_10 14 /* PC10 */ 2024445640a5SLen Brown #define PCLUNL 15 /* Unlimited */ 2025ee7e38e3SLen Brown 2026ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 2027ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 2028445640a5SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "pc10", "unlimited"}; 2029ee7e38e3SLen Brown 2030e9257f5fSLen 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}; 2031e9257f5fSLen 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}; 2032e9257f5fSLen 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}; 20330539ba11SLen 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}; 2034f2642888SLen 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}; 2035e9257f5fSLen 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}; 2036445640a5SLen 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}; 20372085e124SArtem 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}; 2038ee7e38e3SLen Brown 2039a2b7b749SLen Brown 2040a2b7b749SLen Brown static void 2041a2b7b749SLen Brown calculate_tsc_tweak() 2042a2b7b749SLen Brown { 2043a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 2044a2b7b749SLen Brown } 2045a2b7b749SLen Brown 2046fcd17211SLen Brown static void 2047fcd17211SLen Brown dump_nhm_platform_info(void) 2048103a8feaSLen Brown { 2049103a8feaSLen Brown unsigned long long msr; 2050103a8feaSLen Brown unsigned int ratio; 2051103a8feaSLen Brown 2052ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 2053103a8feaSLen Brown 2054b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 20556574a5d5SLen Brown 2056103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 2057710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max efficiency frequency\n", 2058103a8feaSLen Brown ratio, bclk, ratio * bclk); 2059103a8feaSLen Brown 2060103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 2061710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 2062103a8feaSLen Brown ratio, bclk, ratio * bclk); 2063103a8feaSLen Brown 20647ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 2065b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 2066bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 206767920418SLen Brown 2068fcd17211SLen Brown return; 2069fcd17211SLen Brown } 2070fcd17211SLen Brown 2071fcd17211SLen Brown static void 2072fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 2073fcd17211SLen Brown { 2074fcd17211SLen Brown unsigned long long msr; 2075fcd17211SLen Brown unsigned int ratio; 2076fcd17211SLen Brown 20777ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 2078fcd17211SLen Brown 2079b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 2080fcd17211SLen Brown 2081fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 2082fcd17211SLen Brown if (ratio) 2083710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 18 active cores\n", 2084fcd17211SLen Brown ratio, bclk, ratio * bclk); 2085fcd17211SLen Brown 2086fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 2087fcd17211SLen Brown if (ratio) 2088710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 17 active cores\n", 2089fcd17211SLen Brown ratio, bclk, ratio * bclk); 2090fcd17211SLen Brown return; 2091fcd17211SLen Brown } 2092fcd17211SLen Brown 2093fcd17211SLen Brown static void 2094fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 2095fcd17211SLen Brown { 2096fcd17211SLen Brown unsigned long long msr; 2097fcd17211SLen Brown unsigned int ratio; 20986574a5d5SLen Brown 20997ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 21006574a5d5SLen Brown 2101b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 21026574a5d5SLen Brown 21036574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 21046574a5d5SLen Brown if (ratio) 2105710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 16 active cores\n", 21066574a5d5SLen Brown ratio, bclk, ratio * bclk); 21076574a5d5SLen Brown 21086574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 21096574a5d5SLen Brown if (ratio) 2110710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 15 active cores\n", 21116574a5d5SLen Brown ratio, bclk, ratio * bclk); 21126574a5d5SLen Brown 21136574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 21146574a5d5SLen Brown if (ratio) 2115710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 14 active cores\n", 21166574a5d5SLen Brown ratio, bclk, ratio * bclk); 21176574a5d5SLen Brown 21186574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 21196574a5d5SLen Brown if (ratio) 2120710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 13 active cores\n", 21216574a5d5SLen Brown ratio, bclk, ratio * bclk); 21226574a5d5SLen Brown 21236574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 21246574a5d5SLen Brown if (ratio) 2125710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 12 active cores\n", 21266574a5d5SLen Brown ratio, bclk, ratio * bclk); 21276574a5d5SLen Brown 21286574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 21296574a5d5SLen Brown if (ratio) 2130710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 11 active cores\n", 21316574a5d5SLen Brown ratio, bclk, ratio * bclk); 21326574a5d5SLen Brown 21336574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 21346574a5d5SLen Brown if (ratio) 2135710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 10 active cores\n", 21366574a5d5SLen Brown ratio, bclk, ratio * bclk); 21376574a5d5SLen Brown 21386574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 21396574a5d5SLen Brown if (ratio) 2140710f273bSLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 9 active cores\n", 21416574a5d5SLen Brown ratio, bclk, ratio * bclk); 2142103a8feaSLen Brown return; 2143fcd17211SLen Brown } 214431e07522SLen Brown int has_turbo_ratio_group_limits(int family, int model) 214531e07522SLen Brown { 214631e07522SLen Brown 214731e07522SLen Brown if (!genuine_intel) 214831e07522SLen Brown return 0; 214931e07522SLen Brown 215031e07522SLen Brown switch (model) { 215131e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 215231e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 2153f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: 215431e07522SLen Brown return 1; 215531e07522SLen Brown } 215631e07522SLen Brown return 0; 215731e07522SLen Brown } 2158fcd17211SLen Brown 2159fcd17211SLen Brown static void 216031e07522SLen Brown dump_turbo_ratio_limits(int family, int model) 2161fcd17211SLen Brown { 216231e07522SLen Brown unsigned long long msr, core_counts; 216331e07522SLen Brown unsigned int ratio, group_size; 2164103a8feaSLen Brown 21657ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2166b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 21676574a5d5SLen Brown 216831e07522SLen Brown if (has_turbo_ratio_group_limits(family, model)) { 216931e07522SLen Brown get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &core_counts); 217031e07522SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, core_counts); 217131e07522SLen Brown } else { 217231e07522SLen Brown core_counts = 0x0807060504030201; 217331e07522SLen Brown } 217431e07522SLen Brown 21756574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 217631e07522SLen Brown group_size = (core_counts >> 56) & 0xFF; 21776574a5d5SLen Brown if (ratio) 217831e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 217931e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21806574a5d5SLen Brown 21816574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 218231e07522SLen Brown group_size = (core_counts >> 48) & 0xFF; 21836574a5d5SLen Brown if (ratio) 218431e07522SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo %d active cores\n", 218531e07522SLen Brown ratio, bclk, ratio * bclk, group_size); 21866574a5d5SLen Brown 21876574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 218831e07522SLen Brown group_size = (core_counts >> 40) & 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 >> 32) & 0xFF; 219431e07522SLen Brown group_size = (core_counts >> 32) & 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 2199103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 220031e07522SLen Brown group_size = (core_counts >> 24) & 0xFF; 2201103a8feaSLen 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); 2204103a8feaSLen Brown 2205103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 220631e07522SLen Brown group_size = (core_counts >> 16) & 0xFF; 2207103a8feaSLen 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); 2210103a8feaSLen Brown 2211103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 221231e07522SLen Brown group_size = (core_counts >> 8) & 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 >> 0) & 0xFF; 221831e07522SLen Brown group_size = (core_counts >> 0) & 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); 2222fcd17211SLen Brown return; 2223fcd17211SLen Brown } 22243a9a941dSLen Brown 2225fcd17211SLen Brown static void 22260f7887c4SLen Brown dump_atom_turbo_ratio_limits(void) 22270f7887c4SLen Brown { 22280f7887c4SLen Brown unsigned long long msr; 22290f7887c4SLen Brown unsigned int ratio; 22300f7887c4SLen Brown 22310f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_RATIOS, &msr); 22320f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 22330f7887c4SLen Brown 22340f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 22350f7887c4SLen Brown if (ratio) 22360f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz minimum operating frequency\n", 22370f7887c4SLen Brown ratio, bclk, ratio * bclk); 22380f7887c4SLen Brown 22390f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 22400f7887c4SLen Brown if (ratio) 22410f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz low frequency mode (LFM)\n", 22420f7887c4SLen Brown ratio, bclk, ratio * bclk); 22430f7887c4SLen Brown 22440f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 22450f7887c4SLen Brown if (ratio) 22460f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz base frequency\n", 22470f7887c4SLen Brown ratio, bclk, ratio * bclk); 22480f7887c4SLen Brown 22490f7887c4SLen Brown get_msr(base_cpu, MSR_ATOM_CORE_TURBO_RATIOS, &msr); 22500f7887c4SLen Brown fprintf(outf, "cpu%d: MSR_ATOM_CORE_TURBO_RATIOS: 0x%08llx\n", base_cpu, msr & 0xFFFFFFFF); 22510f7887c4SLen Brown 22520f7887c4SLen Brown ratio = (msr >> 24) & 0x3F; 22530f7887c4SLen Brown if (ratio) 22540f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 4 active cores\n", 22550f7887c4SLen Brown ratio, bclk, ratio * bclk); 22560f7887c4SLen Brown 22570f7887c4SLen Brown ratio = (msr >> 16) & 0x3F; 22580f7887c4SLen Brown if (ratio) 22590f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 3 active cores\n", 22600f7887c4SLen Brown ratio, bclk, ratio * bclk); 22610f7887c4SLen Brown 22620f7887c4SLen Brown ratio = (msr >> 8) & 0x3F; 22630f7887c4SLen Brown if (ratio) 22640f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 2 active cores\n", 22650f7887c4SLen Brown ratio, bclk, ratio * bclk); 22660f7887c4SLen Brown 22670f7887c4SLen Brown ratio = (msr >> 0) & 0x3F; 22680f7887c4SLen Brown if (ratio) 22690f7887c4SLen Brown fprintf(outf, "%d * %.1f = %.1f MHz max turbo 1 active core\n", 22700f7887c4SLen Brown ratio, bclk, ratio * bclk); 22710f7887c4SLen Brown } 22720f7887c4SLen Brown 22730f7887c4SLen Brown static void 2274fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 2275fb5d4327SDasaratharaman Chandramouli { 2276cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 2277cbf97abaSHubert Chrzaniuk 2278fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 2279cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 2280cbf97abaSHubert Chrzaniuk int i, b_nr; 2281cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 2282cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 2283fb5d4327SDasaratharaman Chandramouli 2284ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 2285fb5d4327SDasaratharaman Chandramouli 2286b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 2287bfae2052SLen Brown base_cpu, msr); 2288fb5d4327SDasaratharaman Chandramouli 2289fb5d4327SDasaratharaman Chandramouli /** 2290fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 2291cbf97abaSHubert Chrzaniuk * [0] -- Reserved 2292cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 2293fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 2294fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 2295fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 2296fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 2297fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 2298fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 2299fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 2300fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 2301fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 2302fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 2303fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 2304fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 2305fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 2306fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 2307fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 2308fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 2309fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 2310fb5d4327SDasaratharaman Chandramouli */ 2311fb5d4327SDasaratharaman Chandramouli 2312cbf97abaSHubert Chrzaniuk b_nr = 0; 2313cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 2314cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 2315cbf97abaSHubert Chrzaniuk 2316cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 2317fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 2318cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 2319fb5d4327SDasaratharaman Chandramouli 2320cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 2321cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 2322cbf97abaSHubert Chrzaniuk b_nr++; 2323fb5d4327SDasaratharaman Chandramouli } 2324cbf97abaSHubert Chrzaniuk 2325cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 2326cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 2327b7d8c148SLen Brown fprintf(outf, 2328710f273bSLen Brown "%d * %.1f = %.1f MHz max turbo %d active cores\n", 2329cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 2330fb5d4327SDasaratharaman Chandramouli } 2331fb5d4327SDasaratharaman Chandramouli 2332fb5d4327SDasaratharaman Chandramouli static void 2333fcd17211SLen Brown dump_nhm_cst_cfg(void) 2334fcd17211SLen Brown { 2335fcd17211SLen Brown unsigned long long msr; 2336fcd17211SLen Brown 23371df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 2338fcd17211SLen Brown 23391df2e55aSLen Brown fprintf(outf, "cpu%d: MSR_PKG_CST_CONFIG_CONTROL: 0x%08llx", base_cpu, msr); 2340fcd17211SLen Brown 23413e8b62bfSArtem Bityutskiy fprintf(outf, " (%s%s%s%s%slocked, pkg-cstate-limit=%d (%s)", 2342fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 2343fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 2344fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 2345fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 2346fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 23476c34f160SLen Brown (unsigned int)msr & 0xF, 2348fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 2349ac980e13SArtem Bityutskiy 2350ac980e13SArtem Bityutskiy #define AUTOMATIC_CSTATE_CONVERSION (1UL << 16) 2351ac980e13SArtem Bityutskiy if (has_automatic_cstate_conversion) { 2352ac980e13SArtem Bityutskiy fprintf(outf, ", automatic c-state conversion=%s", 2353ac980e13SArtem Bityutskiy (msr & AUTOMATIC_CSTATE_CONVERSION) ? "on" : "off"); 2354ac980e13SArtem Bityutskiy } 2355ac980e13SArtem Bityutskiy 2356ac980e13SArtem Bityutskiy fprintf(outf, ")\n"); 2357ac980e13SArtem Bityutskiy 2358fcd17211SLen Brown return; 2359103a8feaSLen Brown } 2360103a8feaSLen Brown 23616fb3143bSLen Brown static void 23626fb3143bSLen Brown dump_config_tdp(void) 23636fb3143bSLen Brown { 23646fb3143bSLen Brown unsigned long long msr; 23656fb3143bSLen Brown 23666fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 2367b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 2368685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 23696fb3143bSLen Brown 23706fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 2371b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 23726fb3143bSLen Brown if (msr) { 2373685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2374685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2375685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2376685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 23776fb3143bSLen Brown } 2378b7d8c148SLen Brown fprintf(outf, ")\n"); 23796fb3143bSLen Brown 23806fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 2381b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 23826fb3143bSLen Brown if (msr) { 2383685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 2384685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 2385685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 2386685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 23876fb3143bSLen Brown } 2388b7d8c148SLen Brown fprintf(outf, ")\n"); 23896fb3143bSLen Brown 23906fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 2391b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 23926fb3143bSLen Brown if ((msr) & 0x3) 2393b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 2394b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2395b7d8c148SLen Brown fprintf(outf, ")\n"); 23966fb3143bSLen Brown 23976fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 2398b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 2399685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 2400b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 2401b7d8c148SLen Brown fprintf(outf, ")\n"); 24026fb3143bSLen Brown } 24035a63426eSLen Brown 24045a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 24055a63426eSLen Brown 24065a63426eSLen Brown void print_irtl(void) 24075a63426eSLen Brown { 24085a63426eSLen Brown unsigned long long msr; 24095a63426eSLen Brown 24105a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 24115a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 24125a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24135a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24145a63426eSLen Brown 24155a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 24165a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 24175a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24185a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24195a63426eSLen Brown 24205a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 24215a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 24225a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24235a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24245a63426eSLen Brown 24255a63426eSLen Brown if (!do_irtl_hsw) 24265a63426eSLen Brown return; 24275a63426eSLen Brown 24285a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 24295a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 24305a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24315a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24325a63426eSLen Brown 24335a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 24345a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 24355a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24365a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24375a63426eSLen Brown 24385a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 24395a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 24405a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 24415a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 24425a63426eSLen Brown 24435a63426eSLen Brown } 244436229897SLen Brown void free_fd_percpu(void) 244536229897SLen Brown { 244636229897SLen Brown int i; 244736229897SLen Brown 244801a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 244936229897SLen Brown if (fd_percpu[i] != 0) 245036229897SLen Brown close(fd_percpu[i]); 245136229897SLen Brown } 245236229897SLen Brown 245336229897SLen Brown free(fd_percpu); 24546fb3143bSLen Brown } 24556fb3143bSLen Brown 2456c98d5d94SLen Brown void free_all_buffers(void) 2457103a8feaSLen Brown { 24580e2d8f05SLen Brown int i; 24590e2d8f05SLen Brown 2460c98d5d94SLen Brown CPU_FREE(cpu_present_set); 2461c98d5d94SLen Brown cpu_present_set = NULL; 246236229897SLen Brown cpu_present_setsize = 0; 2463103a8feaSLen Brown 2464c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 2465c98d5d94SLen Brown cpu_affinity_set = NULL; 2466c98d5d94SLen Brown cpu_affinity_setsize = 0; 2467103a8feaSLen Brown 2468c98d5d94SLen Brown free(thread_even); 2469c98d5d94SLen Brown free(core_even); 2470c98d5d94SLen Brown free(package_even); 2471103a8feaSLen Brown 2472c98d5d94SLen Brown thread_even = NULL; 2473c98d5d94SLen Brown core_even = NULL; 2474c98d5d94SLen Brown package_even = NULL; 2475103a8feaSLen Brown 2476c98d5d94SLen Brown free(thread_odd); 2477c98d5d94SLen Brown free(core_odd); 2478c98d5d94SLen Brown free(package_odd); 2479103a8feaSLen Brown 2480c98d5d94SLen Brown thread_odd = NULL; 2481c98d5d94SLen Brown core_odd = NULL; 2482c98d5d94SLen Brown package_odd = NULL; 2483103a8feaSLen Brown 2484c98d5d94SLen Brown free(output_buffer); 2485c98d5d94SLen Brown output_buffer = NULL; 2486c98d5d94SLen Brown outp = NULL; 248736229897SLen Brown 248836229897SLen Brown free_fd_percpu(); 2489562a2d37SLen Brown 2490562a2d37SLen Brown free(irq_column_2_cpu); 2491562a2d37SLen Brown free(irqs_per_cpu); 24920e2d8f05SLen Brown 24930e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 24940e2d8f05SLen Brown if (cpus[i].put_ids) 24950e2d8f05SLen Brown CPU_FREE(cpus[i].put_ids); 24960e2d8f05SLen Brown } 24970e2d8f05SLen Brown free(cpus); 2498103a8feaSLen Brown } 2499103a8feaSLen Brown 250057a42a34SJosh Triplett 250157a42a34SJosh Triplett /* 250295aebc44SJosh Triplett * Parse a file containing a single int. 25036de68fe1SLen Brown * Return 0 if file can not be opened 25046de68fe1SLen Brown * Exit if file can be opened, but can not be parsed 250595aebc44SJosh Triplett */ 250695aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 250795aebc44SJosh Triplett { 250895aebc44SJosh Triplett va_list args; 250995aebc44SJosh Triplett char path[PATH_MAX]; 251095aebc44SJosh Triplett FILE *filep; 251195aebc44SJosh Triplett int value; 251295aebc44SJosh Triplett 251395aebc44SJosh Triplett va_start(args, fmt); 251495aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 251595aebc44SJosh Triplett va_end(args); 25166de68fe1SLen Brown filep = fopen(path, "r"); 25176de68fe1SLen Brown if (!filep) 25186de68fe1SLen Brown return 0; 2519b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 2520b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 252195aebc44SJosh Triplett fclose(filep); 252295aebc44SJosh Triplett return value; 252395aebc44SJosh Triplett } 252495aebc44SJosh Triplett 252595aebc44SJosh Triplett /* 2526c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 2527c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 2528c98d5d94SLen Brown */ 2529c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 2530c98d5d94SLen Brown { 253195aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 2532103a8feaSLen Brown } 2533103a8feaSLen Brown 2534103a8feaSLen Brown int get_physical_package_id(int cpu) 2535103a8feaSLen Brown { 253695aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 2537103a8feaSLen Brown } 2538103a8feaSLen Brown 25396de68fe1SLen Brown int get_die_id(int cpu) 25406de68fe1SLen Brown { 25416de68fe1SLen Brown return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/die_id", cpu); 25426de68fe1SLen Brown } 25436de68fe1SLen Brown 2544103a8feaSLen Brown int get_core_id(int cpu) 2545103a8feaSLen Brown { 254695aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 2547103a8feaSLen Brown } 2548103a8feaSLen Brown 2549ef605741SPrarit Bhargava void set_node_data(void) 2550ef605741SPrarit Bhargava { 25512ffbb224SPrarit Bhargava int pkg, node, lnode, cpu, cpux; 25522ffbb224SPrarit Bhargava int cpu_count; 2553ef605741SPrarit Bhargava 25542ffbb224SPrarit Bhargava /* initialize logical_node_id */ 25552ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) 25562ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = -1; 2557ef605741SPrarit Bhargava 25582ffbb224SPrarit Bhargava cpu_count = 0; 25592ffbb224SPrarit Bhargava for (pkg = 0; pkg < topo.num_packages; pkg++) { 25602ffbb224SPrarit Bhargava lnode = 0; 25612ffbb224SPrarit Bhargava for (cpu = 0; cpu <= topo.max_cpu_num; ++cpu) { 25622ffbb224SPrarit Bhargava if (cpus[cpu].physical_package_id != pkg) 2563ef605741SPrarit Bhargava continue; 25642ffbb224SPrarit Bhargava /* find a cpu with an unset logical_node_id */ 25652ffbb224SPrarit Bhargava if (cpus[cpu].logical_node_id != -1) 25662ffbb224SPrarit Bhargava continue; 25672ffbb224SPrarit Bhargava cpus[cpu].logical_node_id = lnode; 2568ef605741SPrarit Bhargava node = cpus[cpu].physical_node_id; 25692ffbb224SPrarit Bhargava cpu_count++; 25702ffbb224SPrarit Bhargava /* 25712ffbb224SPrarit Bhargava * find all matching cpus on this pkg and set 25722ffbb224SPrarit Bhargava * the logical_node_id 25732ffbb224SPrarit Bhargava */ 25742ffbb224SPrarit Bhargava for (cpux = cpu; cpux <= topo.max_cpu_num; cpux++) { 25752ffbb224SPrarit Bhargava if ((cpus[cpux].physical_package_id == pkg) && 25762ffbb224SPrarit Bhargava (cpus[cpux].physical_node_id == node)) { 25772ffbb224SPrarit Bhargava cpus[cpux].logical_node_id = lnode; 25782ffbb224SPrarit Bhargava cpu_count++; 2579ef605741SPrarit Bhargava } 25802ffbb224SPrarit Bhargava } 25812ffbb224SPrarit Bhargava lnode++; 25822ffbb224SPrarit Bhargava if (lnode > topo.nodes_per_pkg) 25832ffbb224SPrarit Bhargava topo.nodes_per_pkg = lnode; 25842ffbb224SPrarit Bhargava } 25852ffbb224SPrarit Bhargava if (cpu_count >= topo.max_cpu_num) 25862ffbb224SPrarit Bhargava break; 25872ffbb224SPrarit Bhargava } 2588ef605741SPrarit Bhargava } 2589ef605741SPrarit Bhargava 2590ef605741SPrarit Bhargava int get_physical_node_id(struct cpu_topology *thiscpu) 2591c98d5d94SLen Brown { 2592c98d5d94SLen Brown char path[80]; 2593c98d5d94SLen Brown FILE *filep; 25940e2d8f05SLen Brown int i; 25950e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 2596c98d5d94SLen Brown 25970e2d8f05SLen Brown for (i = 0; i <= topo.max_cpu_num; i++) { 25980e2d8f05SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/node%i/cpulist", 25990e2d8f05SLen Brown cpu, i); 26000e2d8f05SLen Brown filep = fopen(path, "r"); 26010e2d8f05SLen Brown if (!filep) 26020e2d8f05SLen Brown continue; 26030e2d8f05SLen Brown fclose(filep); 26040e2d8f05SLen Brown return i; 26050e2d8f05SLen Brown } 26060e2d8f05SLen Brown return -1; 2607e275b388SDasaratharaman Chandramouli } 2608c98d5d94SLen Brown 26090e2d8f05SLen Brown int get_thread_siblings(struct cpu_topology *thiscpu) 26100e2d8f05SLen Brown { 26110e2d8f05SLen Brown char path[80], character; 26120e2d8f05SLen Brown FILE *filep; 26130e2d8f05SLen Brown unsigned long map; 26148cb48b32SPrarit Bhargava int so, shift, sib_core; 26150e2d8f05SLen Brown int cpu = thiscpu->logical_cpu_id; 26160e2d8f05SLen Brown int offset = topo.max_cpu_num + 1; 26170e2d8f05SLen Brown size_t size; 26188cb48b32SPrarit Bhargava int thread_id = 0; 26190e2d8f05SLen Brown 26200e2d8f05SLen Brown thiscpu->put_ids = CPU_ALLOC((topo.max_cpu_num + 1)); 26218cb48b32SPrarit Bhargava if (thiscpu->thread_id < 0) 26228cb48b32SPrarit Bhargava thiscpu->thread_id = thread_id++; 26230e2d8f05SLen Brown if (!thiscpu->put_ids) 26240e2d8f05SLen Brown return -1; 26250e2d8f05SLen Brown 26260e2d8f05SLen Brown size = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 26270e2d8f05SLen Brown CPU_ZERO_S(size, thiscpu->put_ids); 26280e2d8f05SLen Brown 26290e2d8f05SLen Brown sprintf(path, 26300e2d8f05SLen Brown "/sys/devices/system/cpu/cpu%d/topology/thread_siblings", cpu); 26310e2d8f05SLen Brown filep = fopen_or_die(path, "r"); 26320e2d8f05SLen Brown do { 26330e2d8f05SLen Brown offset -= BITMASK_SIZE; 26348173c336SBen Hutchings if (fscanf(filep, "%lx%c", &map, &character) != 2) 26358173c336SBen Hutchings err(1, "%s: failed to parse file", path); 26360e2d8f05SLen Brown for (shift = 0; shift < BITMASK_SIZE; shift++) { 26370e2d8f05SLen Brown if ((map >> shift) & 0x1) { 26388cb48b32SPrarit Bhargava so = shift + offset; 26398cb48b32SPrarit Bhargava sib_core = get_core_id(so); 26408cb48b32SPrarit Bhargava if (sib_core == thiscpu->physical_core_id) { 26418cb48b32SPrarit Bhargava CPU_SET_S(so, size, thiscpu->put_ids); 26428cb48b32SPrarit Bhargava if ((so != cpu) && 26438cb48b32SPrarit Bhargava (cpus[so].thread_id < 0)) 26448cb48b32SPrarit Bhargava cpus[so].thread_id = 26458cb48b32SPrarit Bhargava thread_id++; 26468cb48b32SPrarit Bhargava } 26470e2d8f05SLen Brown } 26480e2d8f05SLen Brown } 26490e2d8f05SLen Brown } while (!strncmp(&character, ",", 1)); 2650c98d5d94SLen Brown fclose(filep); 26510e2d8f05SLen Brown 26520e2d8f05SLen Brown return CPU_COUNT_S(size, thiscpu->put_ids); 2653c98d5d94SLen Brown } 2654c98d5d94SLen Brown 2655c98d5d94SLen Brown /* 2656c98d5d94SLen Brown * run func(thread, core, package) in topology order 2657c98d5d94SLen Brown * skip non-present cpus 2658103a8feaSLen Brown */ 2659103a8feaSLen Brown 2660c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 2661c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 2662c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 2663c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 2664c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 2665c98d5d94SLen Brown struct pkg_data *pkg_base2) 2666c98d5d94SLen Brown { 266740f5cfe7SPrarit Bhargava int retval, pkg_no, node_no, core_no, thread_no; 2668c98d5d94SLen Brown 2669c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 267040f5cfe7SPrarit Bhargava for (node_no = 0; node_no < topo.nodes_per_pkg; ++node_no) { 267140f5cfe7SPrarit Bhargava for (core_no = 0; core_no < topo.cores_per_node; 267240f5cfe7SPrarit Bhargava ++core_no) { 2673c98d5d94SLen Brown for (thread_no = 0; thread_no < 267470a9c6e8SPrarit Bhargava topo.threads_per_core; ++thread_no) { 2675c98d5d94SLen Brown struct thread_data *t, *t2; 2676c98d5d94SLen Brown struct core_data *c, *c2; 2677c98d5d94SLen Brown struct pkg_data *p, *p2; 2678c98d5d94SLen Brown 267940f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_no, 268040f5cfe7SPrarit Bhargava core_no, node_no, 268140f5cfe7SPrarit Bhargava pkg_no); 2682c98d5d94SLen Brown 2683c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 2684c98d5d94SLen Brown continue; 2685c98d5d94SLen Brown 268640f5cfe7SPrarit Bhargava t2 = GET_THREAD(thread_base2, thread_no, 268740f5cfe7SPrarit Bhargava core_no, node_no, 268840f5cfe7SPrarit Bhargava pkg_no); 2689c98d5d94SLen Brown 269040f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_no, 269140f5cfe7SPrarit Bhargava node_no, pkg_no); 269240f5cfe7SPrarit Bhargava c2 = GET_CORE(core_base2, core_no, 269340f5cfe7SPrarit Bhargava node_no, 269440f5cfe7SPrarit Bhargava pkg_no); 2695c98d5d94SLen Brown 2696c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 2697c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 2698c98d5d94SLen Brown 2699c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 2700c98d5d94SLen Brown if (retval) 2701c98d5d94SLen Brown return retval; 2702c98d5d94SLen Brown } 2703c98d5d94SLen Brown } 2704c98d5d94SLen Brown } 270540f5cfe7SPrarit Bhargava } 2706c98d5d94SLen Brown return 0; 2707c98d5d94SLen Brown } 2708c98d5d94SLen Brown 2709c98d5d94SLen Brown /* 2710c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 2711c98d5d94SLen Brown * return max_cpu number 2712c98d5d94SLen Brown */ 2713c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 2714103a8feaSLen Brown { 2715103a8feaSLen Brown FILE *fp; 2716c98d5d94SLen Brown int cpu_num; 2717103a8feaSLen Brown int retval; 2718103a8feaSLen Brown 271957a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 2720103a8feaSLen Brown 2721103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 2722b2c95d90SJosh Triplett if (retval != 0) 2723b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 2724103a8feaSLen Brown 2725c98d5d94SLen Brown while (1) { 2726c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 2727103a8feaSLen Brown if (retval != 1) 2728103a8feaSLen Brown break; 2729103a8feaSLen Brown 2730c98d5d94SLen Brown retval = func(cpu_num); 2731c98d5d94SLen Brown if (retval) { 2732c98d5d94SLen Brown fclose(fp); 2733c98d5d94SLen Brown return(retval); 2734c98d5d94SLen Brown } 2735103a8feaSLen Brown } 2736103a8feaSLen Brown fclose(fp); 2737c98d5d94SLen Brown return 0; 2738103a8feaSLen Brown } 2739103a8feaSLen Brown 2740103a8feaSLen Brown void re_initialize(void) 2741103a8feaSLen Brown { 2742c98d5d94SLen Brown free_all_buffers(); 2743c98d5d94SLen Brown setup_all_buffers(); 2744c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 2745103a8feaSLen Brown } 2746103a8feaSLen Brown 2747843c5791SPrarit Bhargava void set_max_cpu_num(void) 2748843c5791SPrarit Bhargava { 2749843c5791SPrarit Bhargava FILE *filep; 2750843c5791SPrarit Bhargava unsigned long dummy; 2751843c5791SPrarit Bhargava 2752843c5791SPrarit Bhargava topo.max_cpu_num = 0; 2753843c5791SPrarit Bhargava filep = fopen_or_die( 2754843c5791SPrarit Bhargava "/sys/devices/system/cpu/cpu0/topology/thread_siblings", 2755843c5791SPrarit Bhargava "r"); 2756843c5791SPrarit Bhargava while (fscanf(filep, "%lx,", &dummy) == 1) 27570e2d8f05SLen Brown topo.max_cpu_num += BITMASK_SIZE; 2758843c5791SPrarit Bhargava fclose(filep); 2759843c5791SPrarit Bhargava topo.max_cpu_num--; /* 0 based */ 2760843c5791SPrarit Bhargava } 2761c98d5d94SLen Brown 2762103a8feaSLen Brown /* 2763c98d5d94SLen Brown * count_cpus() 2764c98d5d94SLen Brown * remember the last one seen, it will be the max 2765103a8feaSLen Brown */ 2766c98d5d94SLen Brown int count_cpus(int cpu) 2767103a8feaSLen Brown { 2768843c5791SPrarit Bhargava topo.num_cpus++; 2769c98d5d94SLen Brown return 0; 2770103a8feaSLen Brown } 2771c98d5d94SLen Brown int mark_cpu_present(int cpu) 2772c98d5d94SLen Brown { 2773c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 277415aaa346SLen Brown return 0; 2775103a8feaSLen Brown } 2776103a8feaSLen Brown 27778cb48b32SPrarit Bhargava int init_thread_id(int cpu) 27788cb48b32SPrarit Bhargava { 27798cb48b32SPrarit Bhargava cpus[cpu].thread_id = -1; 27808cb48b32SPrarit Bhargava return 0; 27818cb48b32SPrarit Bhargava } 27828cb48b32SPrarit Bhargava 2783562a2d37SLen Brown /* 2784562a2d37SLen Brown * snapshot_proc_interrupts() 2785562a2d37SLen Brown * 2786562a2d37SLen Brown * read and record summary of /proc/interrupts 2787562a2d37SLen Brown * 2788562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 2789562a2d37SLen Brown */ 2790562a2d37SLen Brown int snapshot_proc_interrupts(void) 2791562a2d37SLen Brown { 2792562a2d37SLen Brown static FILE *fp; 2793562a2d37SLen Brown int column, retval; 2794562a2d37SLen Brown 2795562a2d37SLen Brown if (fp == NULL) 2796562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 2797562a2d37SLen Brown else 2798562a2d37SLen Brown rewind(fp); 2799562a2d37SLen Brown 2800562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 2801562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2802562a2d37SLen Brown int cpu_number; 2803562a2d37SLen Brown 2804562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 2805562a2d37SLen Brown if (retval != 1) 2806562a2d37SLen Brown break; 2807562a2d37SLen Brown 2808562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 2809562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 2810562a2d37SLen Brown return 1; 2811562a2d37SLen Brown } 2812562a2d37SLen Brown 2813562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 2814562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 2815562a2d37SLen Brown } 2816562a2d37SLen Brown 2817562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 2818562a2d37SLen Brown while (1) { 2819562a2d37SLen Brown int column; 2820562a2d37SLen Brown char buf[64]; 2821562a2d37SLen Brown 2822562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 2823562a2d37SLen Brown if (retval != 1) 2824562a2d37SLen Brown break; 2825562a2d37SLen Brown 2826562a2d37SLen Brown /* read the count per cpu */ 2827562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2828562a2d37SLen Brown 2829562a2d37SLen Brown int cpu_number, irq_count; 2830562a2d37SLen Brown 2831562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 2832562a2d37SLen Brown if (retval != 1) 2833562a2d37SLen Brown break; 2834562a2d37SLen Brown 2835562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 2836562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 2837562a2d37SLen Brown 2838562a2d37SLen Brown } 2839562a2d37SLen Brown 2840562a2d37SLen Brown while (getc(fp) != '\n') 2841562a2d37SLen Brown ; /* flush interrupt description */ 2842562a2d37SLen Brown 2843562a2d37SLen Brown } 2844562a2d37SLen Brown return 0; 2845562a2d37SLen Brown } 284627d47356SLen Brown /* 2847fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 2848fdf676e5SLen Brown * 2849fdf676e5SLen Brown * record snapshot of 2850fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 2851fdf676e5SLen Brown * 2852fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 2853fdf676e5SLen Brown */ 2854fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 2855fdf676e5SLen Brown { 2856fdf676e5SLen Brown FILE *fp; 2857fdf676e5SLen Brown int retval; 2858fdf676e5SLen Brown 2859fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 2860fdf676e5SLen Brown 2861fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 2862fdf676e5SLen Brown if (retval != 1) 2863fdf676e5SLen Brown err(1, "GFX rc6"); 2864fdf676e5SLen Brown 2865fdf676e5SLen Brown fclose(fp); 2866fdf676e5SLen Brown 2867fdf676e5SLen Brown return 0; 2868fdf676e5SLen Brown } 2869fdf676e5SLen Brown /* 287027d47356SLen Brown * snapshot_gfx_mhz() 287127d47356SLen Brown * 287227d47356SLen Brown * record snapshot of 287327d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 287427d47356SLen Brown * 287527d47356SLen Brown * return 1 if config change requires a restart, else return 0 287627d47356SLen Brown */ 287727d47356SLen Brown int snapshot_gfx_mhz(void) 287827d47356SLen Brown { 287927d47356SLen Brown static FILE *fp; 288027d47356SLen Brown int retval; 288127d47356SLen Brown 288227d47356SLen Brown if (fp == NULL) 288327d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 288422048c54SLen Brown else { 288527d47356SLen Brown rewind(fp); 288622048c54SLen Brown fflush(fp); 288722048c54SLen Brown } 288827d47356SLen Brown 288927d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 289027d47356SLen Brown if (retval != 1) 289127d47356SLen Brown err(1, "GFX MHz"); 289227d47356SLen Brown 289327d47356SLen Brown return 0; 289427d47356SLen Brown } 2895562a2d37SLen Brown 2896562a2d37SLen Brown /* 2897be0e54c4SLen Brown * snapshot_cpu_lpi() 2898be0e54c4SLen Brown * 2899be0e54c4SLen Brown * record snapshot of 2900be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us 2901be0e54c4SLen Brown * 2902be0e54c4SLen Brown * return 1 if config change requires a restart, else return 0 2903be0e54c4SLen Brown */ 2904be0e54c4SLen Brown int snapshot_cpu_lpi_us(void) 2905be0e54c4SLen Brown { 2906be0e54c4SLen Brown FILE *fp; 2907be0e54c4SLen Brown int retval; 2908be0e54c4SLen Brown 2909be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", "r"); 2910be0e54c4SLen Brown 2911be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_cpu_lpi_us); 29125ea7647bSPrarit Bhargava if (retval != 1) { 29135ea7647bSPrarit Bhargava fprintf(stderr, "Disabling Low Power Idle CPU output\n"); 29145ea7647bSPrarit Bhargava BIC_NOT_PRESENT(BIC_CPU_LPI); 29155ea7647bSPrarit Bhargava return -1; 29165ea7647bSPrarit Bhargava } 2917be0e54c4SLen Brown 2918be0e54c4SLen Brown fclose(fp); 2919be0e54c4SLen Brown 2920be0e54c4SLen Brown return 0; 2921be0e54c4SLen Brown } 2922be0e54c4SLen Brown /* 2923be0e54c4SLen Brown * snapshot_sys_lpi() 2924be0e54c4SLen Brown * 2925be0e54c4SLen Brown * record snapshot of 2926be0e54c4SLen Brown * /sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us 2927be0e54c4SLen Brown * 2928be0e54c4SLen Brown * return 1 if config change requires a restart, else return 0 2929be0e54c4SLen Brown */ 2930be0e54c4SLen Brown int snapshot_sys_lpi_us(void) 2931be0e54c4SLen Brown { 2932be0e54c4SLen Brown FILE *fp; 2933be0e54c4SLen Brown int retval; 2934be0e54c4SLen Brown 2935be0e54c4SLen Brown fp = fopen_or_die("/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us", "r"); 2936be0e54c4SLen Brown 2937be0e54c4SLen Brown retval = fscanf(fp, "%lld", &cpuidle_cur_sys_lpi_us); 29385ea7647bSPrarit Bhargava if (retval != 1) { 29395ea7647bSPrarit Bhargava fprintf(stderr, "Disabling Low Power Idle System output\n"); 29405ea7647bSPrarit Bhargava BIC_NOT_PRESENT(BIC_SYS_LPI); 29415ea7647bSPrarit Bhargava return -1; 29425ea7647bSPrarit Bhargava } 2943be0e54c4SLen Brown fclose(fp); 2944be0e54c4SLen Brown 2945be0e54c4SLen Brown return 0; 2946be0e54c4SLen Brown } 2947be0e54c4SLen Brown /* 2948562a2d37SLen Brown * snapshot /proc and /sys files 2949562a2d37SLen Brown * 2950562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2951562a2d37SLen Brown */ 2952562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2953562a2d37SLen Brown { 2954218f0e8dSLen Brown if (DO_BIC(BIC_IRQ)) 2955562a2d37SLen Brown if (snapshot_proc_interrupts()) 2956562a2d37SLen Brown return 1; 2957562a2d37SLen Brown 2958812db3f7SLen Brown if (DO_BIC(BIC_GFX_rc6)) 2959fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2960fdf676e5SLen Brown 2961812db3f7SLen Brown if (DO_BIC(BIC_GFXMHz)) 296227d47356SLen Brown snapshot_gfx_mhz(); 296327d47356SLen Brown 2964be0e54c4SLen Brown if (DO_BIC(BIC_CPU_LPI)) 2965be0e54c4SLen Brown snapshot_cpu_lpi_us(); 2966be0e54c4SLen Brown 2967be0e54c4SLen Brown if (DO_BIC(BIC_SYS_LPI)) 2968be0e54c4SLen Brown snapshot_sys_lpi_us(); 2969be0e54c4SLen Brown 2970562a2d37SLen Brown return 0; 2971562a2d37SLen Brown } 2972562a2d37SLen Brown 29738aa2ed0bSLen Brown int exit_requested; 29748aa2ed0bSLen Brown 29758aa2ed0bSLen Brown static void signal_handler (int signal) 29768aa2ed0bSLen Brown { 29778aa2ed0bSLen Brown switch (signal) { 29788aa2ed0bSLen Brown case SIGINT: 29798aa2ed0bSLen Brown exit_requested = 1; 29808aa2ed0bSLen Brown if (debug) 29818aa2ed0bSLen Brown fprintf(stderr, " SIGINT\n"); 29828aa2ed0bSLen Brown break; 298307211960SLen Brown case SIGUSR1: 298407211960SLen Brown if (debug > 1) 298507211960SLen Brown fprintf(stderr, "SIGUSR1\n"); 298607211960SLen Brown break; 29878aa2ed0bSLen Brown } 2988b9ad8ee0SLen Brown /* make sure this manually-invoked interval is at least 1ms long */ 2989b9ad8ee0SLen Brown nanosleep(&one_msec, NULL); 29908aa2ed0bSLen Brown } 29918aa2ed0bSLen Brown 29928aa2ed0bSLen Brown void setup_signal_handler(void) 29938aa2ed0bSLen Brown { 29948aa2ed0bSLen Brown struct sigaction sa; 29958aa2ed0bSLen Brown 29968aa2ed0bSLen Brown memset(&sa, 0, sizeof(sa)); 29978aa2ed0bSLen Brown 29988aa2ed0bSLen Brown sa.sa_handler = &signal_handler; 29998aa2ed0bSLen Brown 30008aa2ed0bSLen Brown if (sigaction(SIGINT, &sa, NULL) < 0) 30018aa2ed0bSLen Brown err(1, "sigaction SIGINT"); 300207211960SLen Brown if (sigaction(SIGUSR1, &sa, NULL) < 0) 300307211960SLen Brown err(1, "sigaction SIGUSR1"); 30048aa2ed0bSLen Brown } 3005b9ad8ee0SLen Brown 300647936f94SArtem Bityutskiy void do_sleep(void) 3007b9ad8ee0SLen Brown { 3008b9ad8ee0SLen Brown struct timeval select_timeout; 3009b9ad8ee0SLen Brown fd_set readfds; 3010b9ad8ee0SLen Brown int retval; 3011b9ad8ee0SLen Brown 3012b9ad8ee0SLen Brown FD_ZERO(&readfds); 3013b9ad8ee0SLen Brown FD_SET(0, &readfds); 3014b9ad8ee0SLen Brown 301547936f94SArtem Bityutskiy if (!isatty(fileno(stdin))) { 301647936f94SArtem Bityutskiy nanosleep(&interval_ts, NULL); 301747936f94SArtem Bityutskiy return; 301847936f94SArtem Bityutskiy } 3019b9ad8ee0SLen Brown 302047936f94SArtem Bityutskiy select_timeout = interval_tv; 3021b9ad8ee0SLen Brown retval = select(1, &readfds, NULL, NULL, &select_timeout); 3022b9ad8ee0SLen Brown 3023b9ad8ee0SLen Brown if (retval == 1) { 3024b9ad8ee0SLen Brown switch (getc(stdin)) { 3025b9ad8ee0SLen Brown case 'q': 3026b9ad8ee0SLen Brown exit_requested = 1; 3027b9ad8ee0SLen Brown break; 3028b9ad8ee0SLen Brown } 3029b9ad8ee0SLen Brown /* make sure this manually-invoked interval is at least 1ms long */ 3030b9ad8ee0SLen Brown nanosleep(&one_msec, NULL); 3031b9ad8ee0SLen Brown } 3032b9ad8ee0SLen Brown } 303347936f94SArtem Bityutskiy 30344c2122d4SLen Brown 3035103a8feaSLen Brown void turbostat_loop() 3036103a8feaSLen Brown { 3037c98d5d94SLen Brown int retval; 3038e52966c0SLen Brown int restarted = 0; 3039023fe0acSChen Yu int done_iters = 0; 3040c98d5d94SLen Brown 30418aa2ed0bSLen Brown setup_signal_handler(); 30428aa2ed0bSLen Brown 3043103a8feaSLen Brown restart: 3044e52966c0SLen Brown restarted++; 3045e52966c0SLen Brown 3046562a2d37SLen Brown snapshot_proc_sysfs_files(); 3047c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 30484c2122d4SLen Brown first_counter_read = 0; 3049d91bb17cSLen Brown if (retval < -1) { 3050d91bb17cSLen Brown exit(retval); 3051d91bb17cSLen Brown } else if (retval == -1) { 3052e52966c0SLen Brown if (restarted > 1) { 3053e52966c0SLen Brown exit(retval); 3054e52966c0SLen Brown } 3055c98d5d94SLen Brown re_initialize(); 3056c98d5d94SLen Brown goto restart; 3057c98d5d94SLen Brown } 3058e52966c0SLen Brown restarted = 0; 3059023fe0acSChen Yu done_iters = 0; 3060103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3061103a8feaSLen Brown 3062103a8feaSLen Brown while (1) { 3063c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 3064103a8feaSLen Brown re_initialize(); 3065103a8feaSLen Brown goto restart; 3066103a8feaSLen Brown } 3067b9ad8ee0SLen Brown do_sleep(); 3068562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3069562a2d37SLen Brown goto restart; 3070c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 3071d91bb17cSLen Brown if (retval < -1) { 3072d91bb17cSLen Brown exit(retval); 3073d91bb17cSLen Brown } else if (retval == -1) { 307415aaa346SLen Brown re_initialize(); 307515aaa346SLen Brown goto restart; 307615aaa346SLen Brown } 3077103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3078103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3079ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 3080ba3dec99SLen Brown re_initialize(); 3081ba3dec99SLen Brown goto restart; 3082ba3dec99SLen Brown } 3083c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3084c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3085b7d8c148SLen Brown flush_output_stdout(); 30868aa2ed0bSLen Brown if (exit_requested) 30878aa2ed0bSLen Brown break; 3088023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3089023fe0acSChen Yu break; 3090b9ad8ee0SLen Brown do_sleep(); 3091562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 3092562a2d37SLen Brown goto restart; 3093c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 3094d91bb17cSLen Brown if (retval < -1) { 3095d91bb17cSLen Brown exit(retval); 3096d91bb17cSLen Brown } else if (retval == -1) { 3097103a8feaSLen Brown re_initialize(); 3098103a8feaSLen Brown goto restart; 3099103a8feaSLen Brown } 3100103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3101103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 3102ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 3103ba3dec99SLen Brown re_initialize(); 3104ba3dec99SLen Brown goto restart; 3105ba3dec99SLen Brown } 3106c98d5d94SLen Brown compute_average(ODD_COUNTERS); 3107c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 3108b7d8c148SLen Brown flush_output_stdout(); 31098aa2ed0bSLen Brown if (exit_requested) 31108aa2ed0bSLen Brown break; 3111023fe0acSChen Yu if (num_iterations && ++done_iters >= num_iterations) 3112023fe0acSChen Yu break; 3113103a8feaSLen Brown } 3114103a8feaSLen Brown } 3115103a8feaSLen Brown 3116103a8feaSLen Brown void check_dev_msr() 3117103a8feaSLen Brown { 3118103a8feaSLen Brown struct stat sb; 31197ce7d5deSPrarit Bhargava char pathname[32]; 3120103a8feaSLen Brown 31217ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 31227ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 3123a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 3124d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 3125103a8feaSLen Brown } 3126103a8feaSLen Brown 312798481e79SLen Brown void check_permissions() 3128103a8feaSLen Brown { 312998481e79SLen Brown struct __user_cap_header_struct cap_header_data; 313098481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 313198481e79SLen Brown struct __user_cap_data_struct cap_data_data; 313298481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 313398481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 313498481e79SLen Brown int do_exit = 0; 31357ce7d5deSPrarit Bhargava char pathname[32]; 313698481e79SLen Brown 313798481e79SLen Brown /* check for CAP_SYS_RAWIO */ 313898481e79SLen Brown cap_header->pid = getpid(); 313998481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 314098481e79SLen Brown if (capget(cap_header, cap_data) < 0) 314198481e79SLen Brown err(-6, "capget(2) failed"); 314298481e79SLen Brown 314398481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 314498481e79SLen Brown do_exit++; 314598481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 314698481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 314798481e79SLen Brown } 314898481e79SLen Brown 314998481e79SLen Brown /* test file permissions */ 31507ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 31517ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 315298481e79SLen Brown do_exit++; 315398481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 315498481e79SLen Brown } 315598481e79SLen Brown 315698481e79SLen Brown /* if all else fails, thell them to be root */ 315798481e79SLen Brown if (do_exit) 3158b2c95d90SJosh Triplett if (getuid() != 0) 3159d7899447SLen Brown warnx("... or simply run as root"); 316098481e79SLen Brown 316198481e79SLen Brown if (do_exit) 316298481e79SLen Brown exit(-6); 3163103a8feaSLen Brown } 3164103a8feaSLen Brown 3165d7899447SLen Brown /* 3166d7899447SLen Brown * NHM adds support for additional MSRs: 3167d7899447SLen Brown * 3168d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 3169d7899447SLen Brown * 3170ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 31711df2e55aSLen Brown * MSR_PKG_CST_CONFIG_CONTROL 0x000000e2 3172d7899447SLen Brown * 3173cf4cbe53SLen Brown * MSR_MISC_PWR_MGMT 0x000001aa 3174cf4cbe53SLen Brown * 3175d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 3176d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 3177d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 3178d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 3179d7899447SLen Brown * 3180ee7e38e3SLen Brown * Side effect: 31811df2e55aSLen Brown * sets global pkg_cstate_limit to decode MSR_PKG_CST_CONFIG_CONTROL 318233148d67SLen Brown * sets has_misc_feature_control 3183d7899447SLen Brown */ 3184ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 3185103a8feaSLen Brown { 3186ee7e38e3SLen Brown unsigned long long msr; 318721ed5574SLen Brown unsigned int base_ratio; 3188ee7e38e3SLen Brown int *pkg_cstate_limits; 3189ee7e38e3SLen Brown 3190103a8feaSLen Brown if (!genuine_intel) 3191103a8feaSLen Brown return 0; 3192103a8feaSLen Brown 3193103a8feaSLen Brown if (family != 6) 3194103a8feaSLen Brown return 0; 3195103a8feaSLen Brown 319621ed5574SLen Brown bclk = discover_bclk(family, model); 319721ed5574SLen Brown 3198103a8feaSLen Brown switch (model) { 3199869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 3200869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3201ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 3202ee7e38e3SLen Brown break; 3203869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 3204869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 3205869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3206869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3207ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 320833148d67SLen Brown has_misc_feature_control = 1; 3209ee7e38e3SLen Brown break; 3210*c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 3211869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3212869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3213*c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 3214869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3215869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3216869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3217997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 3218ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 321933148d67SLen Brown has_misc_feature_control = 1; 3220ee7e38e3SLen Brown break; 3221d8ebb442SLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3222d8ebb442SLen Brown pkg_cstate_limits = skx_pkg_cstate_limits; 322333148d67SLen Brown has_misc_feature_control = 1; 3224d8ebb442SLen Brown break; 3225f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3226cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3227f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 3228ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 3229ee7e38e3SLen Brown break; 3230869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 3231ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 3232cf4cbe53SLen Brown no_MSR_MISC_PWR_MGMT = 1; 3233ee7e38e3SLen Brown break; 3234869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 3235ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 3236ee7e38e3SLen Brown break; 3237869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3238f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 3239f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 3240445640a5SLen Brown pkg_cstate_limits = glm_pkg_cstate_limits; 3241e4085d54SLen Brown break; 3242103a8feaSLen Brown default: 3243103a8feaSLen Brown return 0; 3244103a8feaSLen Brown } 32451df2e55aSLen Brown get_msr(base_cpu, MSR_PKG_CST_CONFIG_CONTROL, &msr); 3246e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 3247ee7e38e3SLen Brown 3248ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 324921ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 325021ed5574SLen Brown 325121ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 325221ed5574SLen Brown has_base_hz = 1; 3253ee7e38e3SLen Brown return 1; 3254103a8feaSLen Brown } 32550f7887c4SLen Brown /* 3256495c7654SLen Brown * SLV client has support for unique MSRs: 32570f7887c4SLen Brown * 32580f7887c4SLen Brown * MSR_CC6_DEMOTION_POLICY_CONFIG 32590f7887c4SLen Brown * MSR_MC6_DEMOTION_POLICY_CONFIG 32600f7887c4SLen Brown */ 32610f7887c4SLen Brown 32620f7887c4SLen Brown int has_slv_msrs(unsigned int family, unsigned int model) 32630f7887c4SLen Brown { 32640f7887c4SLen Brown if (!genuine_intel) 32650f7887c4SLen Brown return 0; 32660f7887c4SLen Brown 32670f7887c4SLen Brown switch (model) { 3268f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3269f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_MID: 3270f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_AIRMONT_MID: 32710f7887c4SLen Brown return 1; 32720f7887c4SLen Brown } 32730f7887c4SLen Brown return 0; 32740f7887c4SLen Brown } 32757170a374SLen Brown int is_dnv(unsigned int family, unsigned int model) 32767170a374SLen Brown { 32777170a374SLen Brown 32787170a374SLen Brown if (!genuine_intel) 32797170a374SLen Brown return 0; 32807170a374SLen Brown 32817170a374SLen Brown switch (model) { 3282f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: 32837170a374SLen Brown return 1; 32847170a374SLen Brown } 32857170a374SLen Brown return 0; 32867170a374SLen Brown } 3287ade0ebacSLen Brown int is_bdx(unsigned int family, unsigned int model) 3288ade0ebacSLen Brown { 3289ade0ebacSLen Brown 3290ade0ebacSLen Brown if (!genuine_intel) 3291ade0ebacSLen Brown return 0; 3292ade0ebacSLen Brown 3293ade0ebacSLen Brown switch (model) { 3294ade0ebacSLen Brown case INTEL_FAM6_BROADWELL_X: 3295ade0ebacSLen Brown return 1; 3296ade0ebacSLen Brown } 3297ade0ebacSLen Brown return 0; 3298ade0ebacSLen Brown } 329934c76197SLen Brown int is_skx(unsigned int family, unsigned int model) 330034c76197SLen Brown { 330134c76197SLen Brown 330234c76197SLen Brown if (!genuine_intel) 330334c76197SLen Brown return 0; 330434c76197SLen Brown 330534c76197SLen Brown switch (model) { 330634c76197SLen Brown case INTEL_FAM6_SKYLAKE_X: 330734c76197SLen Brown return 1; 330834c76197SLen Brown } 330934c76197SLen Brown return 0; 331034c76197SLen Brown } 33110f7887c4SLen Brown 331231e07522SLen Brown int has_turbo_ratio_limit(unsigned int family, unsigned int model) 3313d7899447SLen Brown { 33140f7887c4SLen Brown if (has_slv_msrs(family, model)) 33150f7887c4SLen Brown return 0; 33160f7887c4SLen Brown 3317d7899447SLen Brown switch (model) { 3318d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 3319869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 3320869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 3321d7899447SLen Brown return 0; 3322d7899447SLen Brown default: 3323d7899447SLen Brown return 1; 3324d7899447SLen Brown } 3325d7899447SLen Brown } 33260f7887c4SLen Brown int has_atom_turbo_ratio_limit(unsigned int family, unsigned int model) 33270f7887c4SLen Brown { 33280f7887c4SLen Brown if (has_slv_msrs(family, model)) 33290f7887c4SLen Brown return 1; 33300f7887c4SLen Brown 33310f7887c4SLen Brown return 0; 33320f7887c4SLen Brown } 33336574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 33346574a5d5SLen Brown { 33356574a5d5SLen Brown if (!genuine_intel) 33366574a5d5SLen Brown return 0; 33376574a5d5SLen Brown 33386574a5d5SLen Brown if (family != 6) 33396574a5d5SLen Brown return 0; 33406574a5d5SLen Brown 33416574a5d5SLen Brown switch (model) { 3342869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3343869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 33446574a5d5SLen Brown return 1; 33456574a5d5SLen Brown default: 33466574a5d5SLen Brown return 0; 33476574a5d5SLen Brown } 33486574a5d5SLen Brown } 3349fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 3350fcd17211SLen Brown { 3351fcd17211SLen Brown if (!genuine_intel) 3352fcd17211SLen Brown return 0; 3353fcd17211SLen Brown 3354fcd17211SLen Brown if (family != 6) 3355fcd17211SLen Brown return 0; 3356fcd17211SLen Brown 3357fcd17211SLen Brown switch (model) { 3358869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 3359fcd17211SLen Brown return 1; 3360fcd17211SLen Brown default: 3361fcd17211SLen Brown return 0; 3362fcd17211SLen Brown } 3363fcd17211SLen Brown } 3364fcd17211SLen Brown 3365fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 3366fb5d4327SDasaratharaman Chandramouli { 3367fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3368fb5d4327SDasaratharaman Chandramouli return 0; 3369fb5d4327SDasaratharaman Chandramouli 3370fb5d4327SDasaratharaman Chandramouli if (family != 6) 3371fb5d4327SDasaratharaman Chandramouli return 0; 3372fb5d4327SDasaratharaman Chandramouli 3373fb5d4327SDasaratharaman Chandramouli switch (model) { 3374869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 3375fb5d4327SDasaratharaman Chandramouli return 1; 3376fb5d4327SDasaratharaman Chandramouli default: 3377fb5d4327SDasaratharaman Chandramouli return 0; 3378fb5d4327SDasaratharaman Chandramouli } 3379fb5d4327SDasaratharaman Chandramouli } 338031e07522SLen Brown int has_glm_turbo_ratio_limit(unsigned int family, unsigned int model) 338131e07522SLen Brown { 338231e07522SLen Brown if (!genuine_intel) 338331e07522SLen Brown return 0; 338431e07522SLen Brown 338531e07522SLen Brown if (family != 6) 338631e07522SLen Brown return 0; 338731e07522SLen Brown 338831e07522SLen Brown switch (model) { 338931e07522SLen Brown case INTEL_FAM6_ATOM_GOLDMONT: 339031e07522SLen Brown case INTEL_FAM6_SKYLAKE_X: 339131e07522SLen Brown return 1; 339231e07522SLen Brown default: 339331e07522SLen Brown return 0; 339431e07522SLen Brown } 339531e07522SLen Brown } 33966fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 33976fb3143bSLen Brown { 33986fb3143bSLen Brown if (!genuine_intel) 33996fb3143bSLen Brown return 0; 34006fb3143bSLen Brown 34016fb3143bSLen Brown if (family != 6) 34026fb3143bSLen Brown return 0; 34036fb3143bSLen Brown 34046fb3143bSLen Brown switch (model) { 3405869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3406*c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 3407869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3408869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3409*c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 3410869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3411869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3412869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3413997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 3414869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 34156fb3143bSLen Brown 3416869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 34176fb3143bSLen Brown return 1; 34186fb3143bSLen Brown default: 34196fb3143bSLen Brown return 0; 34206fb3143bSLen Brown } 34216fb3143bSLen Brown } 34226fb3143bSLen Brown 3423fcd17211SLen Brown static void 34241b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 3425fcd17211SLen Brown { 3426fcd17211SLen Brown if (!do_nhm_platform_info) 3427fcd17211SLen Brown return; 3428fcd17211SLen Brown 3429fcd17211SLen Brown dump_nhm_platform_info(); 3430fcd17211SLen Brown 3431fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 3432fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 3433fcd17211SLen Brown 3434fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 3435fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 3436fcd17211SLen Brown 343731e07522SLen Brown if (has_turbo_ratio_limit(family, model)) 343831e07522SLen Brown dump_turbo_ratio_limits(family, model); 3439fcd17211SLen Brown 34400f7887c4SLen Brown if (has_atom_turbo_ratio_limit(family, model)) 34410f7887c4SLen Brown dump_atom_turbo_ratio_limits(); 34420f7887c4SLen Brown 3443fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 3444fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 3445fb5d4327SDasaratharaman Chandramouli 34466fb3143bSLen Brown if (has_config_tdp(family, model)) 34476fb3143bSLen Brown dump_config_tdp(); 34486fb3143bSLen Brown 3449fcd17211SLen Brown dump_nhm_cst_cfg(); 3450fcd17211SLen Brown } 3451fcd17211SLen Brown 345241618e63SLen Brown static void 345341618e63SLen Brown dump_sysfs_cstate_config(void) 345441618e63SLen Brown { 345541618e63SLen Brown char path[64]; 345641618e63SLen Brown char name_buf[16]; 345741618e63SLen Brown char desc[64]; 345841618e63SLen Brown FILE *input; 345941618e63SLen Brown int state; 346041618e63SLen Brown char *sp; 346141618e63SLen Brown 346241618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 346341618e63SLen Brown return; 346441618e63SLen Brown 346541618e63SLen Brown for (state = 0; state < 10; ++state) { 346641618e63SLen Brown 346741618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 346841618e63SLen Brown base_cpu, state); 346941618e63SLen Brown input = fopen(path, "r"); 347041618e63SLen Brown if (input == NULL) 347141618e63SLen Brown continue; 34728173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 34738173c336SBen Hutchings err(1, "%s: failed to read file", path); 347441618e63SLen Brown 347541618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 347641618e63SLen Brown sp = strchr(name_buf, '-'); 347741618e63SLen Brown if (!sp) 347841618e63SLen Brown sp = strchrnul(name_buf, '\n'); 347941618e63SLen Brown *sp = '\0'; 348041618e63SLen Brown fclose(input); 348141618e63SLen Brown 348241618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/desc", 348341618e63SLen Brown base_cpu, state); 348441618e63SLen Brown input = fopen(path, "r"); 348541618e63SLen Brown if (input == NULL) 348641618e63SLen Brown continue; 34878173c336SBen Hutchings if (!fgets(desc, sizeof(desc), input)) 34888173c336SBen Hutchings err(1, "%s: failed to read file", path); 348941618e63SLen Brown 349041618e63SLen Brown fprintf(outf, "cpu%d: %s: %s", base_cpu, name_buf, desc); 349141618e63SLen Brown fclose(input); 349241618e63SLen Brown } 349341618e63SLen Brown } 34947293fccdSLen Brown static void 34957293fccdSLen Brown dump_sysfs_pstate_config(void) 34967293fccdSLen Brown { 34977293fccdSLen Brown char path[64]; 34987293fccdSLen Brown char driver_buf[64]; 34997293fccdSLen Brown char governor_buf[64]; 35007293fccdSLen Brown FILE *input; 35017293fccdSLen Brown int turbo; 35027293fccdSLen Brown 35037293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_driver", 35047293fccdSLen Brown base_cpu); 35057293fccdSLen Brown input = fopen(path, "r"); 35067293fccdSLen Brown if (input == NULL) { 35070a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 35087293fccdSLen Brown return; 35097293fccdSLen Brown } 35108173c336SBen Hutchings if (!fgets(driver_buf, sizeof(driver_buf), input)) 35118173c336SBen Hutchings err(1, "%s: failed to read file", path); 35127293fccdSLen Brown fclose(input); 35137293fccdSLen Brown 35147293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", 35157293fccdSLen Brown base_cpu); 35167293fccdSLen Brown input = fopen(path, "r"); 35177293fccdSLen Brown if (input == NULL) { 35180a42d235SPrarit Bhargava fprintf(outf, "NSFOD %s\n", path); 35197293fccdSLen Brown return; 35207293fccdSLen Brown } 35218173c336SBen Hutchings if (!fgets(governor_buf, sizeof(governor_buf), input)) 35228173c336SBen Hutchings err(1, "%s: failed to read file", path); 35237293fccdSLen Brown fclose(input); 35247293fccdSLen Brown 35257293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq driver: %s", base_cpu, driver_buf); 35267293fccdSLen Brown fprintf(outf, "cpu%d: cpufreq governor: %s", base_cpu, governor_buf); 35277293fccdSLen Brown 35287293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/cpufreq/boost"); 35297293fccdSLen Brown input = fopen(path, "r"); 35307293fccdSLen Brown if (input != NULL) { 35318173c336SBen Hutchings if (fscanf(input, "%d", &turbo) != 1) 35328173c336SBen Hutchings err(1, "%s: failed to parse number from file", path); 35337293fccdSLen Brown fprintf(outf, "cpufreq boost: %d\n", turbo); 35347293fccdSLen Brown fclose(input); 35357293fccdSLen Brown } 35367293fccdSLen Brown 35377293fccdSLen Brown sprintf(path, "/sys/devices/system/cpu/intel_pstate/no_turbo"); 35387293fccdSLen Brown input = fopen(path, "r"); 35397293fccdSLen Brown if (input != NULL) { 35408173c336SBen Hutchings if (fscanf(input, "%d", &turbo) != 1) 35418173c336SBen Hutchings err(1, "%s: failed to parse number from file", path); 35427293fccdSLen Brown fprintf(outf, "cpufreq intel_pstate no_turbo: %d\n", turbo); 35437293fccdSLen Brown fclose(input); 35447293fccdSLen Brown } 35457293fccdSLen Brown } 354641618e63SLen Brown 35476574a5d5SLen Brown 3548889facbeSLen Brown /* 3549889facbeSLen Brown * print_epb() 3550889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 3551889facbeSLen Brown */ 3552889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3553889facbeSLen Brown { 3554889facbeSLen Brown unsigned long long msr; 3555889facbeSLen Brown char *epb_string; 3556889facbeSLen Brown int cpu; 3557889facbeSLen Brown 3558889facbeSLen Brown if (!has_epb) 3559889facbeSLen Brown return 0; 3560889facbeSLen Brown 3561889facbeSLen Brown cpu = t->cpu_id; 3562889facbeSLen Brown 3563889facbeSLen Brown /* EPB is per-package */ 3564889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3565889facbeSLen Brown return 0; 3566889facbeSLen Brown 3567889facbeSLen Brown if (cpu_migrate(cpu)) { 3568b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3569889facbeSLen Brown return -1; 3570889facbeSLen Brown } 3571889facbeSLen Brown 3572889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 3573889facbeSLen Brown return 0; 3574889facbeSLen Brown 3575e9be7dd6SLen Brown switch (msr & 0xF) { 3576889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 3577889facbeSLen Brown epb_string = "performance"; 3578889facbeSLen Brown break; 3579889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 3580889facbeSLen Brown epb_string = "balanced"; 3581889facbeSLen Brown break; 3582889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 3583889facbeSLen Brown epb_string = "powersave"; 3584889facbeSLen Brown break; 3585889facbeSLen Brown default: 3586889facbeSLen Brown epb_string = "custom"; 3587889facbeSLen Brown break; 3588889facbeSLen Brown } 3589b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 3590889facbeSLen Brown 3591889facbeSLen Brown return 0; 3592889facbeSLen Brown } 35937f5c258eSLen Brown /* 35947f5c258eSLen Brown * print_hwp() 35957f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 35967f5c258eSLen Brown */ 35977f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 35987f5c258eSLen Brown { 35997f5c258eSLen Brown unsigned long long msr; 36007f5c258eSLen Brown int cpu; 36017f5c258eSLen Brown 36027f5c258eSLen Brown if (!has_hwp) 36037f5c258eSLen Brown return 0; 36047f5c258eSLen Brown 36057f5c258eSLen Brown cpu = t->cpu_id; 36067f5c258eSLen Brown 36077f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 36087f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 36097f5c258eSLen Brown return 0; 36107f5c258eSLen Brown 36117f5c258eSLen Brown if (cpu_migrate(cpu)) { 3612b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 36137f5c258eSLen Brown return -1; 36147f5c258eSLen Brown } 36157f5c258eSLen Brown 36167f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 36177f5c258eSLen Brown return 0; 36187f5c258eSLen Brown 3619b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 36207f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 36217f5c258eSLen Brown 36227f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 36237f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 36247f5c258eSLen Brown return 0; 36257f5c258eSLen Brown 36267f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 36277f5c258eSLen Brown return 0; 36287f5c258eSLen Brown 3629b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 36306dbd25a2SLen Brown "(high %d guar %d eff %d low %d)\n", 36317f5c258eSLen Brown cpu, msr, 36327f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 36337f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 36347f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 36357f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 36367f5c258eSLen Brown 36377f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 36387f5c258eSLen Brown return 0; 36397f5c258eSLen Brown 3640b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 36416dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x pkg 0x%x)\n", 36427f5c258eSLen Brown cpu, msr, 36437f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 36447f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 36457f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 36467f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 36477f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 36487f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 36497f5c258eSLen Brown 36507f5c258eSLen Brown if (has_hwp_pkg) { 36517f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 36527f5c258eSLen Brown return 0; 36537f5c258eSLen Brown 3654b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 36556dbd25a2SLen Brown "(min %d max %d des %d epp 0x%x window 0x%x)\n", 36567f5c258eSLen Brown cpu, msr, 36577f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 36587f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 36597f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 36607f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 36617f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 36627f5c258eSLen Brown } 36637f5c258eSLen Brown if (has_hwp_notify) { 36647f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 36657f5c258eSLen Brown return 0; 36667f5c258eSLen Brown 3667b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 36687f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 36697f5c258eSLen Brown cpu, msr, 36707f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 36717f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 36727f5c258eSLen Brown } 36737f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 36747f5c258eSLen Brown return 0; 36757f5c258eSLen Brown 3676b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 36777f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 36787f5c258eSLen Brown cpu, msr, 36797f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 36807f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 3681889facbeSLen Brown 3682889facbeSLen Brown return 0; 3683889facbeSLen Brown } 3684889facbeSLen Brown 36853a9a941dSLen Brown /* 36863a9a941dSLen Brown * print_perf_limit() 36873a9a941dSLen Brown */ 36883a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 36893a9a941dSLen Brown { 36903a9a941dSLen Brown unsigned long long msr; 36913a9a941dSLen Brown int cpu; 36923a9a941dSLen Brown 36933a9a941dSLen Brown cpu = t->cpu_id; 36943a9a941dSLen Brown 36953a9a941dSLen Brown /* per-package */ 36963a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 36973a9a941dSLen Brown return 0; 36983a9a941dSLen Brown 36993a9a941dSLen Brown if (cpu_migrate(cpu)) { 3700b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 37013a9a941dSLen Brown return -1; 37023a9a941dSLen Brown } 37033a9a941dSLen Brown 37043a9a941dSLen Brown if (do_core_perf_limit_reasons) { 37053a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 3706b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3707b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 3708e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 37093a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 3710e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 3711e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 3712e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 3713e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 3714e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 3715e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 3716e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 3717e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 3718e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 3719e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 3720e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 3721e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 3722b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 3723e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 37243a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 3725e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 3726e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 3727e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 3728e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 3729e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 3730e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 3731e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 3732e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 3733e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 3734e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 3735e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 3736e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 37373a9a941dSLen Brown 37383a9a941dSLen Brown } 37393a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 37403a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 3741b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3742b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 37433a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 37443a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 37453a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 37463a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 37473a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 37483a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 37493a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 37503a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3751b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 37523a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 37533a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 37543a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 37553a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 37563a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 37573a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 37583a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 37593a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 37603a9a941dSLen Brown } 37613a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 37623a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 3763b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 3764b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 37653a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 37663a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 37673a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 37683a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 37693a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 37703a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 3771b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 37723a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 37733a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 37743a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 37753a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 37763a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 37773a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 37783a9a941dSLen Brown } 37793a9a941dSLen Brown return 0; 37803a9a941dSLen Brown } 37813a9a941dSLen Brown 3782889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 3783889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 3784889facbeSLen Brown 37859392bd98SCalvin Walton double get_tdp_intel(unsigned int model) 3786144b44b1SLen Brown { 3787144b44b1SLen Brown unsigned long long msr; 3788144b44b1SLen Brown 3789144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 37907ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 3791144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 3792144b44b1SLen Brown 3793144b44b1SLen Brown switch (model) { 3794f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: 3795f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: 3796144b44b1SLen Brown return 30.0; 3797144b44b1SLen Brown default: 3798144b44b1SLen Brown return 135.0; 3799144b44b1SLen Brown } 3800144b44b1SLen Brown } 3801144b44b1SLen Brown 38029392bd98SCalvin Walton double get_tdp_amd(unsigned int family) 38039392bd98SCalvin Walton { 38049392bd98SCalvin Walton switch (family) { 38059392bd98SCalvin Walton case 0x17: 38069392bd98SCalvin Walton default: 38079392bd98SCalvin Walton /* This is the max stock TDP of HEDT/Server Fam17h chips */ 38089392bd98SCalvin Walton return 250.0; 38099392bd98SCalvin Walton } 38109392bd98SCalvin Walton } 38119392bd98SCalvin Walton 381240ee8e3bSAndrey Semin /* 381340ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 381440ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 381540ee8e3bSAndrey Semin */ 381640ee8e3bSAndrey Semin static double 381740ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 381840ee8e3bSAndrey Semin { 381940ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 382040ee8e3bSAndrey Semin 382140ee8e3bSAndrey Semin switch (model) { 3822869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3823869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3824869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 382540ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 382640ee8e3bSAndrey Semin default: 382740ee8e3bSAndrey Semin return (rapl_energy_units); 382840ee8e3bSAndrey Semin } 382940ee8e3bSAndrey Semin } 383040ee8e3bSAndrey Semin 38319392bd98SCalvin Walton void rapl_probe_intel(unsigned int family, unsigned int model) 3832889facbeSLen Brown { 3833889facbeSLen Brown unsigned long long msr; 3834144b44b1SLen Brown unsigned int time_unit; 3835889facbeSLen Brown double tdp; 3836889facbeSLen Brown 3837889facbeSLen Brown if (family != 6) 3838889facbeSLen Brown return; 3839889facbeSLen Brown 3840889facbeSLen Brown switch (model) { 3841869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 3842869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 3843*c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 3844869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3845*c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 3846869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3847144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 3848812db3f7SLen Brown if (rapl_joules) { 3849812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3850812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3851812db3f7SLen Brown BIC_PRESENT(BIC_GFX_J); 3852812db3f7SLen Brown } else { 3853812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3854812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3855812db3f7SLen Brown BIC_PRESENT(BIC_GFXWatt); 3856812db3f7SLen Brown } 3857889facbeSLen Brown break; 3858869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3859f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 3860e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 3861812db3f7SLen Brown if (rapl_joules) 3862812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3863812db3f7SLen Brown else 3864812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3865e4085d54SLen Brown break; 3866869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3867997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 386881824921SLen 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; 3869812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3870812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3871812db3f7SLen Brown if (rapl_joules) { 3872812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3873812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3874812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 387581824921SLen Brown BIC_PRESENT(BIC_GFX_J); 3876812db3f7SLen Brown } else { 3877812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3878812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3879812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 388081824921SLen Brown BIC_PRESENT(BIC_GFXWatt); 3881812db3f7SLen Brown } 38820b2bb692SLen Brown break; 3883869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 3884869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3885869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3886869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 38870b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 3888812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3889812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3890812db3f7SLen Brown if (rapl_joules) { 3891812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3892812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3893812db3f7SLen Brown } else { 3894812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3895812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3896812db3f7SLen Brown } 3897e6f9bb3cSLen Brown break; 3898869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 3899869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 39000b2bb692SLen 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; 3901812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3902812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3903812db3f7SLen Brown if (rapl_joules) { 3904812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3905812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3906812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3907812db3f7SLen Brown } else { 3908812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3909812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3910812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3911812db3f7SLen Brown } 3912144b44b1SLen Brown break; 3913f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 3914f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 3915144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 3916812db3f7SLen Brown if (rapl_joules) { 3917812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3918812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3919812db3f7SLen Brown } else { 3920812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3921812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3922812db3f7SLen Brown } 3923889facbeSLen Brown break; 3924f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 39250f644909SJacob 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; 3926812db3f7SLen Brown BIC_PRESENT(BIC_PKG__); 3927812db3f7SLen Brown BIC_PRESENT(BIC_RAM__); 3928812db3f7SLen Brown if (rapl_joules) { 3929812db3f7SLen Brown BIC_PRESENT(BIC_Pkg_J); 3930812db3f7SLen Brown BIC_PRESENT(BIC_Cor_J); 3931812db3f7SLen Brown BIC_PRESENT(BIC_RAM_J); 3932812db3f7SLen Brown } else { 3933812db3f7SLen Brown BIC_PRESENT(BIC_PkgWatt); 3934812db3f7SLen Brown BIC_PRESENT(BIC_CorWatt); 3935812db3f7SLen Brown BIC_PRESENT(BIC_RAMWatt); 3936812db3f7SLen Brown } 39370f644909SJacob Pan break; 3938889facbeSLen Brown default: 3939889facbeSLen Brown return; 3940889facbeSLen Brown } 3941889facbeSLen Brown 3942889facbeSLen Brown /* units on package 0, verify later other packages match */ 39437ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 3944889facbeSLen Brown return; 3945889facbeSLen Brown 3946889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 3947f2c4db1bSPeter Zijlstra if (model == INTEL_FAM6_ATOM_SILVERMONT) 3948144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 3949144b44b1SLen Brown else 3950889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 3951889facbeSLen Brown 395240ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 395340ee8e3bSAndrey Semin 3954144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 3955144b44b1SLen Brown if (time_unit == 0) 3956144b44b1SLen Brown time_unit = 0xA; 3957889facbeSLen Brown 3958144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 3959144b44b1SLen Brown 39609392bd98SCalvin Walton tdp = get_tdp_intel(model); 3961889facbeSLen Brown 3962889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 396396e47158SLen Brown if (!quiet) 3964b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 39659392bd98SCalvin Walton } 3966889facbeSLen Brown 39679392bd98SCalvin Walton void rapl_probe_amd(unsigned int family, unsigned int model) 39689392bd98SCalvin Walton { 39699392bd98SCalvin Walton unsigned long long msr; 39709392bd98SCalvin Walton unsigned int eax, ebx, ecx, edx; 39719392bd98SCalvin Walton unsigned int has_rapl = 0; 39729392bd98SCalvin Walton double tdp; 39739392bd98SCalvin Walton 39749392bd98SCalvin Walton if (max_extended_level >= 0x80000007) { 39759392bd98SCalvin Walton __cpuid(0x80000007, eax, ebx, ecx, edx); 39769392bd98SCalvin Walton /* RAPL (Fam 17h) */ 39779392bd98SCalvin Walton has_rapl = edx & (1 << 14); 39789392bd98SCalvin Walton } 39799392bd98SCalvin Walton 39809392bd98SCalvin Walton if (!has_rapl) 3981889facbeSLen Brown return; 39829392bd98SCalvin Walton 39839392bd98SCalvin Walton switch (family) { 39849392bd98SCalvin Walton case 0x17: /* Zen, Zen+ */ 39859392bd98SCalvin Walton do_rapl = RAPL_AMD_F17H | RAPL_PER_CORE_ENERGY; 39863316f99aSCalvin Walton if (rapl_joules) { 39873316f99aSCalvin Walton BIC_PRESENT(BIC_Pkg_J); 39889392bd98SCalvin Walton BIC_PRESENT(BIC_Cor_J); 39893316f99aSCalvin Walton } else { 39903316f99aSCalvin Walton BIC_PRESENT(BIC_PkgWatt); 39919392bd98SCalvin Walton BIC_PRESENT(BIC_CorWatt); 39923316f99aSCalvin Walton } 39939392bd98SCalvin Walton break; 39949392bd98SCalvin Walton default: 39959392bd98SCalvin Walton return; 39969392bd98SCalvin Walton } 39979392bd98SCalvin Walton 39989392bd98SCalvin Walton if (get_msr(base_cpu, MSR_RAPL_PWR_UNIT, &msr)) 39999392bd98SCalvin Walton return; 40009392bd98SCalvin Walton 40019392bd98SCalvin Walton rapl_time_units = ldexp(1.0, -(msr >> 16 & 0xf)); 40029392bd98SCalvin Walton rapl_energy_units = ldexp(1.0, -(msr >> 8 & 0x1f)); 40039392bd98SCalvin Walton rapl_power_units = ldexp(1.0, -(msr & 0xf)); 40049392bd98SCalvin Walton 40059392bd98SCalvin Walton tdp = get_tdp_amd(model); 40069392bd98SCalvin Walton 40079392bd98SCalvin Walton rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 40089392bd98SCalvin Walton if (!quiet) 40099392bd98SCalvin Walton fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 40109392bd98SCalvin Walton } 40119392bd98SCalvin Walton 40129392bd98SCalvin Walton /* 40139392bd98SCalvin Walton * rapl_probe() 40149392bd98SCalvin Walton * 40159392bd98SCalvin Walton * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 40169392bd98SCalvin Walton */ 40179392bd98SCalvin Walton void rapl_probe(unsigned int family, unsigned int model) 40189392bd98SCalvin Walton { 40199392bd98SCalvin Walton if (genuine_intel) 40209392bd98SCalvin Walton rapl_probe_intel(family, model); 40219392bd98SCalvin Walton if (authentic_amd) 40229392bd98SCalvin Walton rapl_probe_amd(family, model); 4023889facbeSLen Brown } 4024889facbeSLen Brown 40251b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 40263a9a941dSLen Brown { 40273a9a941dSLen Brown if (!genuine_intel) 40283a9a941dSLen Brown return; 40293a9a941dSLen Brown 40303a9a941dSLen Brown if (family != 6) 40313a9a941dSLen Brown return; 40323a9a941dSLen Brown 40333a9a941dSLen Brown switch (model) { 4034*c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 4035869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 40363a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 4037869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 40383a9a941dSLen Brown do_core_perf_limit_reasons = 1; 40393a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 40403a9a941dSLen Brown default: 40413a9a941dSLen Brown return; 40423a9a941dSLen Brown } 40433a9a941dSLen Brown } 40443a9a941dSLen Brown 4045ac980e13SArtem Bityutskiy void automatic_cstate_conversion_probe(unsigned int family, unsigned int model) 4046ac980e13SArtem Bityutskiy { 4047ac980e13SArtem Bityutskiy if (is_skx(family, model) || is_bdx(family, model)) 4048ac980e13SArtem Bityutskiy has_automatic_cstate_conversion = 1; 4049ac980e13SArtem Bityutskiy } 4050ac980e13SArtem Bityutskiy 4051889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4052889facbeSLen Brown { 4053889facbeSLen Brown unsigned long long msr; 4054f4896fa5SLen Brown unsigned int dts, dts2; 4055889facbeSLen Brown int cpu; 4056889facbeSLen Brown 4057889facbeSLen Brown if (!(do_dts || do_ptm)) 4058889facbeSLen Brown return 0; 4059889facbeSLen Brown 4060889facbeSLen Brown cpu = t->cpu_id; 4061889facbeSLen Brown 4062889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 4063889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 4064889facbeSLen Brown return 0; 4065889facbeSLen Brown 4066889facbeSLen Brown if (cpu_migrate(cpu)) { 4067b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4068889facbeSLen Brown return -1; 4069889facbeSLen Brown } 4070889facbeSLen Brown 4071889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 4072889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 4073889facbeSLen Brown return 0; 4074889facbeSLen Brown 4075889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4076b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 4077889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 4078889facbeSLen Brown 4079889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 4080889facbeSLen Brown return 0; 4081889facbeSLen Brown 4082889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4083889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4084b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 4085889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 4086889facbeSLen Brown } 4087889facbeSLen Brown 4088889facbeSLen Brown 4089f4896fa5SLen Brown if (do_dts && debug) { 4090889facbeSLen Brown unsigned int resolution; 4091889facbeSLen Brown 4092889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 4093889facbeSLen Brown return 0; 4094889facbeSLen Brown 4095889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4096889facbeSLen Brown resolution = (msr >> 27) & 0xF; 4097b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 4098889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 4099889facbeSLen Brown 4100889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 4101889facbeSLen Brown return 0; 4102889facbeSLen Brown 4103889facbeSLen Brown dts = (msr >> 16) & 0x7F; 4104889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 4105b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 4106889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 4107889facbeSLen Brown } 4108889facbeSLen Brown 4109889facbeSLen Brown return 0; 4110889facbeSLen Brown } 4111889facbeSLen Brown 4112889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 4113889facbeSLen Brown { 4114b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 4115889facbeSLen Brown cpu, label, 4116889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 4117889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 4118889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 4119889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 4120889facbeSLen Brown 4121889facbeSLen Brown return; 4122889facbeSLen Brown } 4123889facbeSLen Brown 4124889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4125889facbeSLen Brown { 4126889facbeSLen Brown unsigned long long msr; 41279392bd98SCalvin Walton const char *msr_name; 4128889facbeSLen Brown int cpu; 4129889facbeSLen Brown 4130889facbeSLen Brown if (!do_rapl) 4131889facbeSLen Brown return 0; 4132889facbeSLen Brown 4133889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 4134889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4135889facbeSLen Brown return 0; 4136889facbeSLen Brown 4137889facbeSLen Brown cpu = t->cpu_id; 4138889facbeSLen Brown if (cpu_migrate(cpu)) { 4139b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4140889facbeSLen Brown return -1; 4141889facbeSLen Brown } 4142889facbeSLen Brown 41439392bd98SCalvin Walton if (do_rapl & RAPL_AMD_F17H) { 41449392bd98SCalvin Walton msr_name = "MSR_RAPL_PWR_UNIT"; 41459392bd98SCalvin Walton if (get_msr(cpu, MSR_RAPL_PWR_UNIT, &msr)) 41469392bd98SCalvin Walton return -1; 41479392bd98SCalvin Walton } else { 41489392bd98SCalvin Walton msr_name = "MSR_RAPL_POWER_UNIT"; 4149889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 4150889facbeSLen Brown return -1; 41519392bd98SCalvin Walton } 4152889facbeSLen Brown 41539392bd98SCalvin Walton fprintf(outf, "cpu%d: %s: 0x%08llx (%f Watts, %f Joules, %f sec.)\n", cpu, msr_name, msr, 4154144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 415596e47158SLen Brown 4156144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 4157144b44b1SLen Brown 4158889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 4159889facbeSLen Brown return -5; 4160889facbeSLen Brown 4161889facbeSLen Brown 4162b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4163889facbeSLen Brown cpu, msr, 4164889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4165889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4166889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4167889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 4168889facbeSLen Brown 4169144b44b1SLen Brown } 4170144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 4171144b44b1SLen Brown 4172889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 4173889facbeSLen Brown return -9; 4174889facbeSLen Brown 4175b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 4176889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "" : "UN"); 4177889facbeSLen Brown 4178889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 4179b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 4180889facbeSLen Brown cpu, 4181889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 4182889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 4183889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 4184889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 4185889facbeSLen Brown } 4186889facbeSLen Brown 41870b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 4188889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 4189889facbeSLen Brown return -6; 4190889facbeSLen Brown 4191b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 4192889facbeSLen Brown cpu, msr, 4193889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4194889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4195889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 4196889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 41970b2bb692SLen Brown } 41980b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 4199889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 4200889facbeSLen Brown return -9; 4201b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 4202889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4203889facbeSLen Brown 4204889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 4205889facbeSLen Brown } 4206144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 4207889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 4208889facbeSLen Brown return -7; 4209889facbeSLen Brown 4210b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 4211144b44b1SLen Brown } 42129148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 4213889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 4214889facbeSLen Brown return -9; 4215b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 4216889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4217889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 4218889facbeSLen Brown } 4219889facbeSLen Brown if (do_rapl & RAPL_GFX) { 4220889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 4221889facbeSLen Brown return -8; 4222889facbeSLen Brown 4223b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 4224889facbeSLen Brown 4225889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 4226889facbeSLen Brown return -9; 4227b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 4228889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "" : "UN"); 4229889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 4230889facbeSLen Brown } 4231889facbeSLen Brown return 0; 4232889facbeSLen Brown } 4233889facbeSLen Brown 4234d7899447SLen Brown /* 4235d7899447SLen Brown * SNB adds support for additional MSRs: 4236d7899447SLen Brown * 4237d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 4238d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 4239d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 4240d7899447SLen Brown */ 4241103a8feaSLen Brown 4242d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 4243103a8feaSLen Brown { 4244103a8feaSLen Brown if (!genuine_intel) 4245103a8feaSLen Brown return 0; 4246103a8feaSLen Brown 4247103a8feaSLen Brown switch (model) { 4248869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 4249869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 4250869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 4251869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 4252*c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: /* HSW */ 4253869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 4254869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 4255*c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 4256869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 4257869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 4258869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4259997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4260869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 4261869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4262f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4263f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 4264103a8feaSLen Brown return 1; 4265103a8feaSLen Brown } 4266103a8feaSLen Brown return 0; 4267103a8feaSLen Brown } 4268103a8feaSLen Brown 4269d7899447SLen Brown /* 4270d7899447SLen Brown * HSW adds support for additional MSRs: 4271d7899447SLen Brown * 4272d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 4273d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 4274d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 42755a63426eSLen Brown * 42765a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 42775a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 42785a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 42795a63426eSLen Brown * 4280d7899447SLen Brown */ 4281d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 4282ca58710fSKristen Carlson Accardi { 4283ca58710fSKristen Carlson Accardi if (!genuine_intel) 4284ca58710fSKristen Carlson Accardi return 0; 4285ca58710fSKristen Carlson Accardi 4286ca58710fSKristen Carlson Accardi switch (model) { 4287*c66f78a6SPeter Zijlstra case INTEL_FAM6_HASWELL: 4288*c66f78a6SPeter Zijlstra case INTEL_FAM6_BROADWELL: /* BDW */ 4289869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4290997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4291869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4292f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4293ca58710fSKristen Carlson Accardi return 1; 4294ca58710fSKristen Carlson Accardi } 4295ca58710fSKristen Carlson Accardi return 0; 4296ca58710fSKristen Carlson Accardi } 4297ca58710fSKristen Carlson Accardi 42980b2bb692SLen Brown /* 42990b2bb692SLen Brown * SKL adds support for additional MSRS: 43000b2bb692SLen Brown * 43010b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 43020b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 43030b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 43040b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 43050b2bb692SLen Brown */ 43060b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 43070b2bb692SLen Brown { 43080b2bb692SLen Brown if (!genuine_intel) 43090b2bb692SLen Brown return 0; 43100b2bb692SLen Brown 43110b2bb692SLen Brown switch (model) { 4312869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4313997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 43140b2bb692SLen Brown return 1; 43150b2bb692SLen Brown } 43160b2bb692SLen Brown return 0; 43170b2bb692SLen Brown } 43180b2bb692SLen Brown 4319144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 4320144b44b1SLen Brown { 4321144b44b1SLen Brown if (!genuine_intel) 4322144b44b1SLen Brown return 0; 4323144b44b1SLen Brown switch (model) { 4324f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT: /* BYT */ 4325f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_SILVERMONT_X: /* AVN */ 4326144b44b1SLen Brown return 1; 4327144b44b1SLen Brown } 4328144b44b1SLen Brown return 0; 4329144b44b1SLen Brown } 4330144b44b1SLen Brown 4331fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 4332fb5d4327SDasaratharaman Chandramouli { 4333fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 4334fb5d4327SDasaratharaman Chandramouli return 0; 4335fb5d4327SDasaratharaman Chandramouli switch (model) { 4336869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 4337fb5d4327SDasaratharaman Chandramouli return 1; 4338fb5d4327SDasaratharaman Chandramouli } 4339fb5d4327SDasaratharaman Chandramouli return 0; 4340fb5d4327SDasaratharaman Chandramouli } 4341fb5d4327SDasaratharaman Chandramouli 4342997e5395SSrinivas Pandruvada int is_cnl(unsigned int family, unsigned int model) 4343997e5395SSrinivas Pandruvada { 4344997e5395SSrinivas Pandruvada if (!genuine_intel) 4345997e5395SSrinivas Pandruvada return 0; 4346997e5395SSrinivas Pandruvada 4347997e5395SSrinivas Pandruvada switch (model) { 4348997e5395SSrinivas Pandruvada case INTEL_FAM6_CANNONLAKE_MOBILE: /* CNL */ 4349997e5395SSrinivas Pandruvada return 1; 4350997e5395SSrinivas Pandruvada } 4351997e5395SSrinivas Pandruvada 4352997e5395SSrinivas Pandruvada return 0; 4353997e5395SSrinivas Pandruvada } 4354997e5395SSrinivas Pandruvada 4355b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 4356b2b34dfeSHubert Chrzaniuk { 4357b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 4358b2b34dfeSHubert Chrzaniuk return 1024; 4359b2b34dfeSHubert Chrzaniuk return 1; 4360b2b34dfeSHubert Chrzaniuk } 4361b2b34dfeSHubert Chrzaniuk 4362144b44b1SLen Brown #define SLM_BCLK_FREQS 5 4363144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 4364144b44b1SLen Brown 4365144b44b1SLen Brown double slm_bclk(void) 4366144b44b1SLen Brown { 4367144b44b1SLen Brown unsigned long long msr = 3; 4368144b44b1SLen Brown unsigned int i; 4369144b44b1SLen Brown double freq; 4370144b44b1SLen Brown 43717ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 4372b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 4373144b44b1SLen Brown 4374144b44b1SLen Brown i = msr & 0xf; 4375144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 4376b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 43770a91e551SColin Ian King i = 3; 4378144b44b1SLen Brown } 4379144b44b1SLen Brown freq = slm_freq_table[i]; 4380144b44b1SLen Brown 438196e47158SLen Brown if (!quiet) 4382b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 4383144b44b1SLen Brown 4384144b44b1SLen Brown return freq; 4385144b44b1SLen Brown } 4386144b44b1SLen Brown 4387103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 4388103a8feaSLen Brown { 4389121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 4390103a8feaSLen Brown return 100.00; 4391144b44b1SLen Brown else if (is_slm(family, model)) 4392144b44b1SLen Brown return slm_bclk(); 4393103a8feaSLen Brown else 4394103a8feaSLen Brown return 133.33; 4395103a8feaSLen Brown } 4396103a8feaSLen Brown 4397889facbeSLen Brown /* 4398889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 4399889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 4400889facbeSLen Brown * This is usually equal to tjMax. 4401889facbeSLen Brown * 4402889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 4403889facbeSLen Brown * but also allow cmdline over-ride with -T. 4404889facbeSLen Brown * 4405889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 4406889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 4407889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 4408889facbeSLen Brown */ 4409889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 4410889facbeSLen Brown { 4411889facbeSLen Brown unsigned long long msr; 4412889facbeSLen Brown unsigned int target_c_local; 4413889facbeSLen Brown int cpu; 4414889facbeSLen Brown 4415889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 4416889facbeSLen Brown if (!(do_dts || do_ptm)) 4417889facbeSLen Brown return 0; 4418889facbeSLen Brown 4419889facbeSLen Brown /* this is a per-package concept */ 4420889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 4421889facbeSLen Brown return 0; 4422889facbeSLen Brown 4423889facbeSLen Brown cpu = t->cpu_id; 4424889facbeSLen Brown if (cpu_migrate(cpu)) { 4425b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 4426889facbeSLen Brown return -1; 4427889facbeSLen Brown } 4428889facbeSLen Brown 4429889facbeSLen Brown if (tcc_activation_temp_override != 0) { 4430889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 4431b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 4432889facbeSLen Brown cpu, tcc_activation_temp); 4433889facbeSLen Brown return 0; 4434889facbeSLen Brown } 4435889facbeSLen Brown 4436889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 4437d7899447SLen Brown if (!do_nhm_platform_info) 4438889facbeSLen Brown goto guess; 4439889facbeSLen Brown 44407ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 4441889facbeSLen Brown goto guess; 4442889facbeSLen Brown 44433482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 4444889facbeSLen Brown 444596e47158SLen Brown if (!quiet) 4446b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 4447889facbeSLen Brown cpu, msr, target_c_local); 4448889facbeSLen Brown 44493482124aSJean Delvare if (!target_c_local) 4450889facbeSLen Brown goto guess; 4451889facbeSLen Brown 4452889facbeSLen Brown tcc_activation_temp = target_c_local; 4453889facbeSLen Brown 4454889facbeSLen Brown return 0; 4455889facbeSLen Brown 4456889facbeSLen Brown guess: 4457889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 4458b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 4459889facbeSLen Brown cpu, tcc_activation_temp); 4460889facbeSLen Brown 4461889facbeSLen Brown return 0; 4462889facbeSLen Brown } 446369807a63SLen Brown 4464aa8d8cc7SLen Brown void decode_feature_control_msr(void) 4465aa8d8cc7SLen Brown { 4466aa8d8cc7SLen Brown unsigned long long msr; 4467aa8d8cc7SLen Brown 4468aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 4469aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 4470aa8d8cc7SLen Brown base_cpu, msr, 4471aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 4472aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 4473aa8d8cc7SLen Brown } 4474aa8d8cc7SLen Brown 447569807a63SLen Brown void decode_misc_enable_msr(void) 447669807a63SLen Brown { 447769807a63SLen Brown unsigned long long msr; 447869807a63SLen Brown 4479f26b1519SLen Brown if (!genuine_intel) 4480f26b1519SLen Brown return; 4481f26b1519SLen Brown 448269807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 4483e6512624SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%sTCC %sEIST %sMWAIT %sPREFETCH %sTURBO)\n", 448469807a63SLen Brown base_cpu, msr, 4485e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TM1 ? "" : "No-", 4486e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP ? "" : "No-", 4487fd3933caSLen Brown msr & MSR_IA32_MISC_ENABLE_MWAIT ? "" : "No-", 4488e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE ? "No-" : "", 4489e6512624SLen Brown msr & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ? "No-" : ""); 449069807a63SLen Brown } 449169807a63SLen Brown 449233148d67SLen Brown void decode_misc_feature_control(void) 449333148d67SLen Brown { 449433148d67SLen Brown unsigned long long msr; 449533148d67SLen Brown 449633148d67SLen Brown if (!has_misc_feature_control) 449733148d67SLen Brown return; 449833148d67SLen Brown 449933148d67SLen Brown if (!get_msr(base_cpu, MSR_MISC_FEATURE_CONTROL, &msr)) 450033148d67SLen Brown fprintf(outf, "cpu%d: MSR_MISC_FEATURE_CONTROL: 0x%08llx (%sL2-Prefetch %sL2-Prefetch-pair %sL1-Prefetch %sL1-IP-Prefetch)\n", 450133148d67SLen Brown base_cpu, msr, 450233148d67SLen Brown msr & (0 << 0) ? "No-" : "", 450333148d67SLen Brown msr & (1 << 0) ? "No-" : "", 450433148d67SLen Brown msr & (2 << 0) ? "No-" : "", 450533148d67SLen Brown msr & (3 << 0) ? "No-" : ""); 450633148d67SLen Brown } 4507f0057310SLen Brown /* 4508f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 4509f0057310SLen Brown * 4510f0057310SLen Brown * Decode the bits according to the Nehalem documentation 4511f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 4512f0057310SLen Brown * bit[1] less so... 4513f0057310SLen Brown */ 4514f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 4515f0057310SLen Brown { 4516f0057310SLen Brown unsigned long long msr; 4517f0057310SLen Brown 4518f0057310SLen Brown if (!do_nhm_platform_info) 4519f0057310SLen Brown return; 4520f0057310SLen Brown 4521cf4cbe53SLen Brown if (no_MSR_MISC_PWR_MGMT) 4522cf4cbe53SLen Brown return; 4523cf4cbe53SLen Brown 4524f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 4525ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 4526f0057310SLen Brown base_cpu, msr, 4527f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 4528ddadb8adSSrinivas Pandruvada msr & (1 << 1) ? "EN" : "DIS", 4529ddadb8adSSrinivas Pandruvada msr & (1 << 8) ? "EN" : "DIS"); 4530f0057310SLen Brown } 453171616c8eSLen Brown /* 453271616c8eSLen Brown * Decode MSR_CC6_DEMOTION_POLICY_CONFIG, MSR_MC6_DEMOTION_POLICY_CONFIG 453371616c8eSLen Brown * 453471616c8eSLen Brown * This MSRs are present on Silvermont processors, 453571616c8eSLen Brown * Intel Atom processor E3000 series (Baytrail), and friends. 453671616c8eSLen Brown */ 453771616c8eSLen Brown void decode_c6_demotion_policy_msr(void) 453871616c8eSLen Brown { 453971616c8eSLen Brown unsigned long long msr; 454071616c8eSLen Brown 454171616c8eSLen Brown if (!get_msr(base_cpu, MSR_CC6_DEMOTION_POLICY_CONFIG, &msr)) 454271616c8eSLen Brown fprintf(outf, "cpu%d: MSR_CC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-CC6-Demotion)\n", 454371616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 454471616c8eSLen Brown 454571616c8eSLen Brown if (!get_msr(base_cpu, MSR_MC6_DEMOTION_POLICY_CONFIG, &msr)) 454671616c8eSLen Brown fprintf(outf, "cpu%d: MSR_MC6_DEMOTION_POLICY_CONFIG: 0x%08llx (%sable-MC6-Demotion)\n", 454771616c8eSLen Brown base_cpu, msr, msr & (1 << 0) ? "EN" : "DIS"); 454871616c8eSLen Brown } 45497f5c258eSLen Brown 4550f5a4c76aSLen Brown /* 4551f5a4c76aSLen Brown * When models are the same, for the purpose of turbostat, reuse 4552f5a4c76aSLen Brown */ 4553f5a4c76aSLen Brown unsigned int intel_model_duplicates(unsigned int model) 4554f5a4c76aSLen Brown { 4555f5a4c76aSLen Brown 4556f5a4c76aSLen Brown switch(model) { 4557f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 4558f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 4559f5a4c76aSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 4560f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 4561f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 4562f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM; 4563f5a4c76aSLen Brown 4564f5a4c76aSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 4565f5a4c76aSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 4566f5a4c76aSLen Brown return INTEL_FAM6_NEHALEM_EX; 4567f5a4c76aSLen Brown 4568f5a4c76aSLen Brown case INTEL_FAM6_XEON_PHI_KNM: 4569f5a4c76aSLen Brown return INTEL_FAM6_XEON_PHI_KNL; 4570f5a4c76aSLen Brown 4571f5a4c76aSLen Brown case INTEL_FAM6_HASWELL_ULT: 4572*c66f78a6SPeter Zijlstra return INTEL_FAM6_HASWELL; 4573f5a4c76aSLen Brown 4574f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_X: 4575f5a4c76aSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 4576f5a4c76aSLen Brown return INTEL_FAM6_BROADWELL_X; 4577f5a4c76aSLen Brown 4578f5a4c76aSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: 4579*c66f78a6SPeter Zijlstra case INTEL_FAM6_SKYLAKE: 4580f5a4c76aSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: 4581*c66f78a6SPeter Zijlstra case INTEL_FAM6_KABYLAKE: 4582f5a4c76aSLen Brown return INTEL_FAM6_SKYLAKE_MOBILE; 4583937807d3SLen Brown 4584937807d3SLen Brown case INTEL_FAM6_ICELAKE_MOBILE: 4585937807d3SLen Brown return INTEL_FAM6_CANNONLAKE_MOBILE; 4586f5a4c76aSLen Brown } 4587f5a4c76aSLen Brown return model; 4588f5a4c76aSLen Brown } 4589fcd17211SLen Brown void process_cpuid() 4590103a8feaSLen Brown { 459134041551SLen Brown unsigned int eax, ebx, ecx, edx; 459234041551SLen Brown unsigned int fms, family, model, stepping, ecx_flags, edx_flags; 4593b3a34e93SLen Brown unsigned int has_turbo; 4594103a8feaSLen Brown 4595103a8feaSLen Brown eax = ebx = ecx = edx = 0; 4596103a8feaSLen Brown 45975aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 4598103a8feaSLen Brown 459934041551SLen Brown if (ebx == 0x756e6547 && ecx == 0x6c65746e && edx == 0x49656e69) 4600103a8feaSLen Brown genuine_intel = 1; 460134041551SLen Brown else if (ebx == 0x68747541 && ecx == 0x444d4163 && edx == 0x69746e65) 460234041551SLen Brown authentic_amd = 1; 4603103a8feaSLen Brown 460496e47158SLen Brown if (!quiet) 4605b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 4606103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 4607103a8feaSLen Brown 46085aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 4609103a8feaSLen Brown family = (fms >> 8) & 0xf; 4610103a8feaSLen Brown model = (fms >> 4) & 0xf; 4611103a8feaSLen Brown stepping = fms & 0xf; 46125aa3d1a2SCalvin Walton if (family == 0xf) 46135aa3d1a2SCalvin Walton family += (fms >> 20) & 0xff; 46145aa3d1a2SCalvin Walton if (family >= 6) 4615103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 461634041551SLen Brown ecx_flags = ecx; 461734041551SLen Brown edx_flags = edx; 4618103a8feaSLen Brown 4619103a8feaSLen Brown /* 4620103a8feaSLen Brown * check max extended function levels of CPUID. 4621103a8feaSLen Brown * This is needed to check for invariant TSC. 4622103a8feaSLen Brown * This check is valid for both Intel and AMD. 4623103a8feaSLen Brown */ 4624103a8feaSLen Brown ebx = ecx = edx = 0; 46255aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 4626103a8feaSLen Brown 462734041551SLen Brown if (!quiet) { 462834041551SLen Brown fprintf(outf, "0x%x CPUID levels; 0x%x xlevels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 462934041551SLen Brown max_level, max_extended_level, family, model, stepping, family, model, stepping); 463034041551SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n", 463134041551SLen Brown ecx_flags & (1 << 0) ? "SSE3" : "-", 463234041551SLen Brown ecx_flags & (1 << 3) ? "MONITOR" : "-", 463334041551SLen Brown ecx_flags & (1 << 6) ? "SMX" : "-", 463434041551SLen Brown ecx_flags & (1 << 7) ? "EIST" : "-", 463534041551SLen Brown ecx_flags & (1 << 8) ? "TM2" : "-", 463634041551SLen Brown edx_flags & (1 << 4) ? "TSC" : "-", 463734041551SLen Brown edx_flags & (1 << 5) ? "MSR" : "-", 463834041551SLen Brown edx_flags & (1 << 22) ? "ACPI-TM" : "-", 463934041551SLen Brown edx_flags & (1 << 28) ? "HT" : "-", 464034041551SLen Brown edx_flags & (1 << 29) ? "TM" : "-"); 464134041551SLen Brown } 4642f5a4c76aSLen Brown if (genuine_intel) 4643f5a4c76aSLen Brown model = intel_model_duplicates(model); 464434041551SLen Brown 464534041551SLen Brown if (!(edx_flags & (1 << 5))) 464634041551SLen Brown errx(1, "CPUID: no MSR"); 464734041551SLen Brown 464861a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 4649103a8feaSLen Brown 4650103a8feaSLen Brown /* 4651103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 4652103a8feaSLen Brown * this check is valid for both Intel and AMD 4653103a8feaSLen Brown */ 46545aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 46558209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 4656d7899447SLen Brown } 4657103a8feaSLen Brown 4658103a8feaSLen Brown /* 4659103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 4660103a8feaSLen Brown * this check is valid for both Intel and AMD 4661103a8feaSLen Brown */ 4662103a8feaSLen Brown 46635aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 46648209e054SThomas Renninger has_aperf = ecx & (1 << 0); 4665812db3f7SLen Brown if (has_aperf) { 4666812db3f7SLen Brown BIC_PRESENT(BIC_Avg_MHz); 4667812db3f7SLen Brown BIC_PRESENT(BIC_Busy); 4668812db3f7SLen Brown BIC_PRESENT(BIC_Bzy_MHz); 4669812db3f7SLen Brown } 4670889facbeSLen Brown do_dts = eax & (1 << 0); 4671812db3f7SLen Brown if (do_dts) 4672812db3f7SLen Brown BIC_PRESENT(BIC_CoreTmp); 4673b3a34e93SLen Brown has_turbo = eax & (1 << 1); 4674889facbeSLen Brown do_ptm = eax & (1 << 6); 4675812db3f7SLen Brown if (do_ptm) 4676812db3f7SLen Brown BIC_PRESENT(BIC_PkgTmp); 46777f5c258eSLen Brown has_hwp = eax & (1 << 7); 46787f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 46797f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 46807f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 46817f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 4682889facbeSLen Brown has_epb = ecx & (1 << 3); 4683889facbeSLen Brown 468496e47158SLen Brown if (!quiet) 4685b3a34e93SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, " 46867f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 46877f5c258eSLen Brown has_aperf ? "" : "No-", 4688b3a34e93SLen Brown has_turbo ? "" : "No-", 46897f5c258eSLen Brown do_dts ? "" : "No-", 46907f5c258eSLen Brown do_ptm ? "" : "No-", 46917f5c258eSLen Brown has_hwp ? "" : "No-", 46927f5c258eSLen Brown has_hwp_notify ? "" : "No-", 46937f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 46947f5c258eSLen Brown has_hwp_epp ? "" : "No-", 46957f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 46967f5c258eSLen Brown has_epb ? "" : "No-"); 4697103a8feaSLen Brown 469896e47158SLen Brown if (!quiet) 469969807a63SLen Brown decode_misc_enable_msr(); 470069807a63SLen Brown 470133148d67SLen Brown 470296e47158SLen Brown if (max_level >= 0x7 && !quiet) { 4703aa8d8cc7SLen Brown int has_sgx; 4704aa8d8cc7SLen Brown 4705aa8d8cc7SLen Brown ecx = 0; 4706aa8d8cc7SLen Brown 4707aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 4708aa8d8cc7SLen Brown 4709aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 4710aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 4711aa8d8cc7SLen Brown 4712aa8d8cc7SLen Brown if (has_sgx) 4713aa8d8cc7SLen Brown decode_feature_control_msr(); 4714aa8d8cc7SLen Brown } 4715aa8d8cc7SLen Brown 471661a87ba7SLen Brown if (max_level >= 0x15) { 47178a5bdf41SLen Brown unsigned int eax_crystal; 47188a5bdf41SLen Brown unsigned int ebx_tsc; 47198a5bdf41SLen Brown 47208a5bdf41SLen Brown /* 47218a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 47228a5bdf41SLen Brown */ 47238a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 47245aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 47258a5bdf41SLen Brown 47268a5bdf41SLen Brown if (ebx_tsc != 0) { 47278a5bdf41SLen Brown 472896e47158SLen Brown if (!quiet && (ebx != 0)) 4729b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 47308a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 47318a5bdf41SLen Brown 47328a5bdf41SLen Brown if (crystal_hz == 0) 47338a5bdf41SLen Brown switch(model) { 4734869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 4735e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 4736e8efbc80SLen Brown break; 4737f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_X: /* DNV */ 4738ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 4739ec53e594SLen Brown break; 4740869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 4741f2c4db1bSPeter Zijlstra case INTEL_FAM6_ATOM_GOLDMONT_PLUS: 4742e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 47438a5bdf41SLen Brown break; 47448a5bdf41SLen Brown default: 47458a5bdf41SLen Brown crystal_hz = 0; 47468a5bdf41SLen Brown } 47478a5bdf41SLen Brown 47488a5bdf41SLen Brown if (crystal_hz) { 47498a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 475096e47158SLen Brown if (!quiet) 4751b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 47528a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 47538a5bdf41SLen Brown } 47548a5bdf41SLen Brown } 47558a5bdf41SLen Brown } 475661a87ba7SLen Brown if (max_level >= 0x16) { 475761a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 475861a87ba7SLen Brown 475961a87ba7SLen Brown /* 476061a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 476161a87ba7SLen Brown */ 476261a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 476361a87ba7SLen Brown 47645aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 476596e47158SLen Brown if (!quiet) 4766b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 476761a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 476861a87ba7SLen Brown } 47698a5bdf41SLen Brown 4770b2b34dfeSHubert Chrzaniuk if (has_aperf) 4771b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 4772b2b34dfeSHubert Chrzaniuk 4773812db3f7SLen Brown BIC_PRESENT(BIC_IRQ); 4774812db3f7SLen Brown BIC_PRESENT(BIC_TSC_MHz); 4775812db3f7SLen Brown 4776812db3f7SLen Brown if (probe_nhm_msrs(family, model)) { 4777812db3f7SLen Brown do_nhm_platform_info = 1; 4778812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c1); 4779812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c3); 4780812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c6); 4781812db3f7SLen Brown BIC_PRESENT(BIC_SMI); 4782812db3f7SLen Brown } 4783d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 4784812db3f7SLen Brown 4785812db3f7SLen Brown if (do_snb_cstates) 4786812db3f7SLen Brown BIC_PRESENT(BIC_CPU_c7); 4787812db3f7SLen Brown 47885a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 47890f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__2)) 47900f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc2); 47910f47c08dSLen Brown if (pkg_cstate_limit >= PCL__3) 47920f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc3); 47930f47c08dSLen Brown if (pkg_cstate_limit >= PCL__6) 47940f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 47950f47c08dSLen Brown if (do_snb_cstates && (pkg_cstate_limit >= PCL__7)) 47960f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc7); 47970539ba11SLen Brown if (has_slv_msrs(family, model)) { 47980f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc2); 47990f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 48000f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc6); 48010f47c08dSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 48020539ba11SLen Brown BIC_PRESENT(BIC_Mod_c6); 48030539ba11SLen Brown use_c1_residency_msr = 1; 48040539ba11SLen Brown } 48057170a374SLen Brown if (is_dnv(family, model)) { 48067170a374SLen Brown BIC_PRESENT(BIC_CPU_c1); 48077170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 48087170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 48097170a374SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 48107170a374SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 48117170a374SLen Brown use_c1_residency_msr = 1; 48127170a374SLen Brown } 481334c76197SLen Brown if (is_skx(family, model)) { 481434c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 481534c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc3); 481634c76197SLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 481734c76197SLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 481834c76197SLen Brown } 4819ade0ebacSLen Brown if (is_bdx(family, model)) { 4820ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_CPU_c7); 4821ade0ebacSLen Brown BIC_NOT_PRESENT(BIC_Pkgpc7); 4822ade0ebacSLen Brown } 48230f47c08dSLen Brown if (has_hsw_msrs(family, model)) { 48240f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc8); 48250f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc9); 48260f47c08dSLen Brown BIC_PRESENT(BIC_Pkgpc10); 48270f47c08dSLen Brown } 48285a63426eSLen Brown do_irtl_hsw = has_hsw_msrs(family, model); 4829a99d8730SLen Brown if (has_skl_msrs(family, model)) { 4830a99d8730SLen Brown BIC_PRESENT(BIC_Totl_c0); 4831a99d8730SLen Brown BIC_PRESENT(BIC_Any_c0); 4832a99d8730SLen Brown BIC_PRESENT(BIC_GFX_c0); 4833a99d8730SLen Brown BIC_PRESENT(BIC_CPUGFX); 4834a99d8730SLen Brown } 4835144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 4836fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 4837103a8feaSLen Brown 483831a1f15cSLen Brown if (do_slm_cstates || do_knl_cstates || is_cnl(family, model)) 4839562855eeSLen Brown BIC_NOT_PRESENT(BIC_CPU_c3); 4840103a8feaSLen Brown 484196e47158SLen Brown if (!quiet) 4842f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 4843f0057310SLen Brown 484496e47158SLen Brown if (!quiet && has_slv_msrs(family, model)) 484571616c8eSLen Brown decode_c6_demotion_policy_msr(); 484671616c8eSLen Brown 4847889facbeSLen Brown rapl_probe(family, model); 48483a9a941dSLen Brown perf_limit_reasons_probe(family, model); 4849ac980e13SArtem Bityutskiy automatic_cstate_conversion_probe(family, model); 4850889facbeSLen Brown 485196e47158SLen Brown if (!quiet) 48521b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 4853fcd17211SLen Brown 485441618e63SLen Brown if (!quiet) 485541618e63SLen Brown dump_sysfs_cstate_config(); 48567293fccdSLen Brown if (!quiet) 48577293fccdSLen Brown dump_sysfs_pstate_config(); 485841618e63SLen Brown 4859a2b7b749SLen Brown if (has_skl_msrs(family, model)) 4860a2b7b749SLen Brown calculate_tsc_tweak(); 4861a2b7b749SLen Brown 4862812db3f7SLen Brown if (!access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK)) 4863812db3f7SLen Brown BIC_PRESENT(BIC_GFX_rc6); 4864fdf676e5SLen Brown 4865812db3f7SLen Brown if (!access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK)) 4866812db3f7SLen Brown BIC_PRESENT(BIC_GFXMHz); 486727d47356SLen Brown 4868be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_cpu_residency_us", R_OK)) 4869be0e54c4SLen Brown BIC_PRESENT(BIC_CPU_LPI); 4870be0e54c4SLen Brown else 4871be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_CPU_LPI); 4872be0e54c4SLen Brown 4873be0e54c4SLen Brown if (!access("/sys/devices/system/cpu/cpuidle/low_power_idle_system_residency_us", R_OK)) 4874be0e54c4SLen Brown BIC_PRESENT(BIC_SYS_LPI); 4875be0e54c4SLen Brown else 4876be0e54c4SLen Brown BIC_NOT_PRESENT(BIC_SYS_LPI); 4877be0e54c4SLen Brown 487896e47158SLen Brown if (!quiet) 487933148d67SLen Brown decode_misc_feature_control(); 488033148d67SLen Brown 4881889facbeSLen Brown return; 4882103a8feaSLen Brown } 4883103a8feaSLen Brown 4884103a8feaSLen Brown /* 4885103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 4886103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 4887103a8feaSLen Brown */ 4888103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 4889103a8feaSLen Brown { 4890103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 4891103a8feaSLen Brown return 1; 4892103a8feaSLen Brown else 4893103a8feaSLen Brown return 0; 4894103a8feaSLen Brown } 4895103a8feaSLen Brown 4896103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 4897103a8feaSLen Brown { 4898103a8feaSLen Brown return 0; 4899103a8feaSLen Brown } 4900103a8feaSLen Brown 4901c98d5d94SLen Brown void topology_probe() 4902c98d5d94SLen Brown { 4903c98d5d94SLen Brown int i; 4904c98d5d94SLen Brown int max_core_id = 0; 4905c98d5d94SLen Brown int max_package_id = 0; 49066de68fe1SLen Brown int max_die_id = 0; 4907c98d5d94SLen Brown int max_siblings = 0; 4908c98d5d94SLen Brown 4909c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 4910843c5791SPrarit Bhargava set_max_cpu_num(); 4911c98d5d94SLen Brown topo.num_cpus = 0; 4912c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 4913c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 4914812db3f7SLen Brown BIC_PRESENT(BIC_CPU); 4915c98d5d94SLen Brown 4916d8af6f5fSLen Brown if (debug > 1) 4917b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 4918c98d5d94SLen Brown 4919c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 4920b2c95d90SJosh Triplett if (cpus == NULL) 4921b2c95d90SJosh Triplett err(1, "calloc cpus"); 4922c98d5d94SLen Brown 4923c98d5d94SLen Brown /* 4924c98d5d94SLen Brown * Allocate and initialize cpu_present_set 4925c98d5d94SLen Brown */ 4926c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4927b2c95d90SJosh Triplett if (cpu_present_set == NULL) 4928b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4929c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4930c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 4931c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 4932c98d5d94SLen Brown 4933c98d5d94SLen Brown /* 49341ef7d21aSLen Brown * Validate that all cpus in cpu_subset are also in cpu_present_set 49351ef7d21aSLen Brown */ 49361ef7d21aSLen Brown for (i = 0; i < CPU_SUBSET_MAXCPUS; ++i) { 49371ef7d21aSLen Brown if (CPU_ISSET_S(i, cpu_subset_size, cpu_subset)) 49381ef7d21aSLen Brown if (!CPU_ISSET_S(i, cpu_present_setsize, cpu_present_set)) 49391ef7d21aSLen Brown err(1, "cpu%d not present", i); 49401ef7d21aSLen Brown } 49411ef7d21aSLen Brown 49421ef7d21aSLen Brown /* 4943c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 4944c98d5d94SLen Brown */ 4945c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 4946b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 4947b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 4948c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 4949c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 4950c98d5d94SLen Brown 49518cb48b32SPrarit Bhargava for_all_proc_cpus(init_thread_id); 4952c98d5d94SLen Brown 4953c98d5d94SLen Brown /* 4954c98d5d94SLen Brown * For online cpus 4955c98d5d94SLen Brown * find max_core_id, max_package_id 4956c98d5d94SLen Brown */ 4957c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 4958c98d5d94SLen Brown int siblings; 4959c98d5d94SLen Brown 4960c98d5d94SLen Brown if (cpu_is_not_present(i)) { 4961d8af6f5fSLen Brown if (debug > 1) 4962b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 4963c98d5d94SLen Brown continue; 4964c98d5d94SLen Brown } 4965c98d5d94SLen Brown 49660e2d8f05SLen Brown cpus[i].logical_cpu_id = i; 49670e2d8f05SLen Brown 49680e2d8f05SLen Brown /* get package information */ 4969c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 4970c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 4971c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 4972c98d5d94SLen Brown 49736de68fe1SLen Brown /* get die information */ 49746de68fe1SLen Brown cpus[i].die_id = get_die_id(i); 49756de68fe1SLen Brown if (cpus[i].die_id > max_die_id) 49766de68fe1SLen Brown max_die_id = cpus[i].die_id; 49776de68fe1SLen Brown 49780e2d8f05SLen Brown /* get numa node information */ 4979ef605741SPrarit Bhargava cpus[i].physical_node_id = get_physical_node_id(&cpus[i]); 4980ef605741SPrarit Bhargava if (cpus[i].physical_node_id > topo.max_node_num) 4981ef605741SPrarit Bhargava topo.max_node_num = cpus[i].physical_node_id; 49820e2d8f05SLen Brown 49830e2d8f05SLen Brown /* get core information */ 49840e2d8f05SLen Brown cpus[i].physical_core_id = get_core_id(i); 49850e2d8f05SLen Brown if (cpus[i].physical_core_id > max_core_id) 49860e2d8f05SLen Brown max_core_id = cpus[i].physical_core_id; 49870e2d8f05SLen Brown 49880e2d8f05SLen Brown /* get thread information */ 49890e2d8f05SLen Brown siblings = get_thread_siblings(&cpus[i]); 4990c98d5d94SLen Brown if (siblings > max_siblings) 4991c98d5d94SLen Brown max_siblings = siblings; 49924f206a0fSArtem Bityutskiy if (cpus[i].thread_id == 0) 49938cb48b32SPrarit Bhargava topo.num_cores++; 4994c98d5d94SLen Brown } 4995ef605741SPrarit Bhargava 499670a9c6e8SPrarit Bhargava topo.cores_per_node = max_core_id + 1; 4997d8af6f5fSLen Brown if (debug > 1) 4998b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 499970a9c6e8SPrarit Bhargava max_core_id, topo.cores_per_node); 500070a9c6e8SPrarit Bhargava if (!summary_only && topo.cores_per_node > 1) 5001812db3f7SLen Brown BIC_PRESENT(BIC_Core); 5002c98d5d94SLen Brown 50036de68fe1SLen Brown topo.num_die = max_die_id + 1; 50046de68fe1SLen Brown if (debug > 1) 50056de68fe1SLen Brown fprintf(outf, "max_die_id %d, sizing for %d die\n", 50066de68fe1SLen Brown max_die_id, topo.num_die); 50076de68fe1SLen Brown if (!summary_only && topo.num_die > 1) 50086de68fe1SLen Brown BIC_PRESENT(BIC_Die); 50096de68fe1SLen Brown 5010c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 5011d8af6f5fSLen Brown if (debug > 1) 5012b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 5013c98d5d94SLen Brown max_package_id, topo.num_packages); 50147da6e3e2SLen Brown if (!summary_only && topo.num_packages > 1) 5015812db3f7SLen Brown BIC_PRESENT(BIC_Package); 5016c98d5d94SLen Brown 5017ef605741SPrarit Bhargava set_node_data(); 5018ef605741SPrarit Bhargava if (debug > 1) 501970a9c6e8SPrarit Bhargava fprintf(outf, "nodes_per_pkg %d\n", topo.nodes_per_pkg); 502001235041SPrarit Bhargava if (!summary_only && topo.nodes_per_pkg > 1) 502101235041SPrarit Bhargava BIC_PRESENT(BIC_Node); 5022ef605741SPrarit Bhargava 502370a9c6e8SPrarit Bhargava topo.threads_per_core = max_siblings; 5024d8af6f5fSLen Brown if (debug > 1) 5025b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 50262ffbb224SPrarit Bhargava 50272ffbb224SPrarit Bhargava if (debug < 1) 50282ffbb224SPrarit Bhargava return; 50292ffbb224SPrarit Bhargava 50302ffbb224SPrarit Bhargava for (i = 0; i <= topo.max_cpu_num; ++i) { 50310ec712e3SLen Brown if (cpu_is_not_present(i)) 50320ec712e3SLen Brown continue; 50332ffbb224SPrarit Bhargava fprintf(outf, 50346de68fe1SLen Brown "cpu %d pkg %d die %d node %d lnode %d core %d thread %d\n", 50356de68fe1SLen Brown i, cpus[i].physical_package_id, cpus[i].die_id, 50362ffbb224SPrarit Bhargava cpus[i].physical_node_id, 50372ffbb224SPrarit Bhargava cpus[i].logical_node_id, 50382ffbb224SPrarit Bhargava cpus[i].physical_core_id, 50392ffbb224SPrarit Bhargava cpus[i].thread_id); 50402ffbb224SPrarit Bhargava } 50412ffbb224SPrarit Bhargava 5042c98d5d94SLen Brown } 5043c98d5d94SLen Brown 5044c98d5d94SLen Brown void 504540f5cfe7SPrarit Bhargava allocate_counters(struct thread_data **t, struct core_data **c, 504640f5cfe7SPrarit Bhargava struct pkg_data **p) 5047c98d5d94SLen Brown { 5048c98d5d94SLen Brown int i; 504940f5cfe7SPrarit Bhargava int num_cores = topo.cores_per_node * topo.nodes_per_pkg * 505040f5cfe7SPrarit Bhargava topo.num_packages; 505140f5cfe7SPrarit Bhargava int num_threads = topo.threads_per_core * num_cores; 5052c98d5d94SLen Brown 505340f5cfe7SPrarit Bhargava *t = calloc(num_threads, sizeof(struct thread_data)); 5054c98d5d94SLen Brown if (*t == NULL) 5055c98d5d94SLen Brown goto error; 5056c98d5d94SLen Brown 505740f5cfe7SPrarit Bhargava for (i = 0; i < num_threads; i++) 5058c98d5d94SLen Brown (*t)[i].cpu_id = -1; 5059c98d5d94SLen Brown 506040f5cfe7SPrarit Bhargava *c = calloc(num_cores, sizeof(struct core_data)); 5061c98d5d94SLen Brown if (*c == NULL) 5062c98d5d94SLen Brown goto error; 5063c98d5d94SLen Brown 506440f5cfe7SPrarit Bhargava for (i = 0; i < num_cores; i++) 5065c98d5d94SLen Brown (*c)[i].core_id = -1; 5066c98d5d94SLen Brown 5067678a3bd1SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 5068c98d5d94SLen Brown if (*p == NULL) 5069c98d5d94SLen Brown goto error; 5070c98d5d94SLen Brown 5071c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 5072c98d5d94SLen Brown (*p)[i].package_id = i; 5073c98d5d94SLen Brown 5074c98d5d94SLen Brown return; 5075c98d5d94SLen Brown error: 5076b2c95d90SJosh Triplett err(1, "calloc counters"); 5077c98d5d94SLen Brown } 5078c98d5d94SLen Brown /* 5079c98d5d94SLen Brown * init_counter() 5080c98d5d94SLen Brown * 5081c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 5082c98d5d94SLen Brown */ 5083c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 50848cb48b32SPrarit Bhargava struct pkg_data *pkg_base, int cpu_id) 5085c98d5d94SLen Brown { 50868cb48b32SPrarit Bhargava int pkg_id = cpus[cpu_id].physical_package_id; 508740f5cfe7SPrarit Bhargava int node_id = cpus[cpu_id].logical_node_id; 50888cb48b32SPrarit Bhargava int core_id = cpus[cpu_id].physical_core_id; 50898cb48b32SPrarit Bhargava int thread_id = cpus[cpu_id].thread_id; 5090c98d5d94SLen Brown struct thread_data *t; 5091c98d5d94SLen Brown struct core_data *c; 5092c98d5d94SLen Brown struct pkg_data *p; 5093c98d5d94SLen Brown 509442dd4520SNathan Ciobanu 509542dd4520SNathan Ciobanu /* Workaround for systems where physical_node_id==-1 509642dd4520SNathan Ciobanu * and logical_node_id==(-1 - topo.num_cpus) 509742dd4520SNathan Ciobanu */ 509842dd4520SNathan Ciobanu if (node_id < 0) 509942dd4520SNathan Ciobanu node_id = 0; 510042dd4520SNathan Ciobanu 510140f5cfe7SPrarit Bhargava t = GET_THREAD(thread_base, thread_id, core_id, node_id, pkg_id); 510240f5cfe7SPrarit Bhargava c = GET_CORE(core_base, core_id, node_id, pkg_id); 51038cb48b32SPrarit Bhargava p = GET_PKG(pkg_base, pkg_id); 5104c98d5d94SLen Brown 5105c98d5d94SLen Brown t->cpu_id = cpu_id; 51068cb48b32SPrarit Bhargava if (thread_id == 0) { 5107c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 5108c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 5109c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 5110c98d5d94SLen Brown } 5111c98d5d94SLen Brown 51128cb48b32SPrarit Bhargava c->core_id = core_id; 51138cb48b32SPrarit Bhargava p->package_id = pkg_id; 5114c98d5d94SLen Brown } 5115c98d5d94SLen Brown 5116c98d5d94SLen Brown 5117c98d5d94SLen Brown int initialize_counters(int cpu_id) 5118c98d5d94SLen Brown { 51198cb48b32SPrarit Bhargava init_counter(EVEN_COUNTERS, cpu_id); 51208cb48b32SPrarit Bhargava init_counter(ODD_COUNTERS, cpu_id); 5121c98d5d94SLen Brown return 0; 5122c98d5d94SLen Brown } 5123c98d5d94SLen Brown 5124c98d5d94SLen Brown void allocate_output_buffer() 5125c98d5d94SLen Brown { 51263b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 5127c98d5d94SLen Brown outp = output_buffer; 5128b2c95d90SJosh Triplett if (outp == NULL) 5129b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 5130c98d5d94SLen Brown } 513136229897SLen Brown void allocate_fd_percpu(void) 513236229897SLen Brown { 513301a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 513436229897SLen Brown if (fd_percpu == NULL) 513536229897SLen Brown err(-1, "calloc fd_percpu"); 513636229897SLen Brown } 5137562a2d37SLen Brown void allocate_irq_buffers(void) 5138562a2d37SLen Brown { 5139562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 5140562a2d37SLen Brown if (irq_column_2_cpu == NULL) 5141562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 5142c98d5d94SLen Brown 514301a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 5144562a2d37SLen Brown if (irqs_per_cpu == NULL) 514501a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 5146562a2d37SLen Brown } 5147c98d5d94SLen Brown void setup_all_buffers(void) 5148c98d5d94SLen Brown { 5149c98d5d94SLen Brown topology_probe(); 5150562a2d37SLen Brown allocate_irq_buffers(); 515136229897SLen Brown allocate_fd_percpu(); 5152c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 5153c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 5154c98d5d94SLen Brown allocate_output_buffer(); 5155c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 5156c98d5d94SLen Brown } 51573b4d5c7fSAndy Shevchenko 51587ce7d5deSPrarit Bhargava void set_base_cpu(void) 51597ce7d5deSPrarit Bhargava { 51607ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 51617ce7d5deSPrarit Bhargava if (base_cpu < 0) 51627ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 51637ce7d5deSPrarit Bhargava 51647ce7d5deSPrarit Bhargava if (debug > 1) 5165b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 51667ce7d5deSPrarit Bhargava } 51677ce7d5deSPrarit Bhargava 5168103a8feaSLen Brown void turbostat_init() 5169103a8feaSLen Brown { 51707ce7d5deSPrarit Bhargava setup_all_buffers(); 51717ce7d5deSPrarit Bhargava set_base_cpu(); 5172103a8feaSLen Brown check_dev_msr(); 517398481e79SLen Brown check_permissions(); 5174fcd17211SLen Brown process_cpuid(); 5175103a8feaSLen Brown 5176103a8feaSLen Brown 517796e47158SLen Brown if (!quiet) 51787f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 51797f5c258eSLen Brown 518096e47158SLen Brown if (!quiet) 5181889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 5182889facbeSLen Brown 518396e47158SLen Brown if (!quiet) 51843a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 51853a9a941dSLen Brown 518696e47158SLen Brown if (!quiet) 5187889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 5188889facbeSLen Brown 5189889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 5190889facbeSLen Brown 519196e47158SLen Brown if (!quiet) 5192889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 51935a63426eSLen Brown 519496e47158SLen Brown if (!quiet && do_irtl_snb) 51955a63426eSLen Brown print_irtl(); 5196103a8feaSLen Brown } 5197103a8feaSLen Brown 5198103a8feaSLen Brown int fork_it(char **argv) 5199103a8feaSLen Brown { 5200103a8feaSLen Brown pid_t child_pid; 5201d91bb17cSLen Brown int status; 5202d15cf7c1SLen Brown 5203218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5204d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 52054c2122d4SLen Brown first_counter_read = 0; 5206d91bb17cSLen Brown if (status) 5207d91bb17cSLen Brown exit(status); 5208d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 5209d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 5210103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 5211103a8feaSLen Brown 5212103a8feaSLen Brown child_pid = fork(); 5213103a8feaSLen Brown if (!child_pid) { 5214103a8feaSLen Brown /* child */ 5215103a8feaSLen Brown execvp(argv[0], argv); 52160815a3d0SLen Brown err(errno, "exec %s", argv[0]); 5217103a8feaSLen Brown } else { 5218103a8feaSLen Brown 5219103a8feaSLen Brown /* parent */ 5220b2c95d90SJosh Triplett if (child_pid == -1) 5221b2c95d90SJosh Triplett err(1, "fork"); 5222103a8feaSLen Brown 5223103a8feaSLen Brown signal(SIGINT, SIG_IGN); 5224103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 5225b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 5226b2c95d90SJosh Triplett err(status, "waitpid"); 52272a954966SDavid Arcari 52282a954966SDavid Arcari if (WIFEXITED(status)) 52292a954966SDavid Arcari status = WEXITSTATUS(status); 5230103a8feaSLen Brown } 5231c98d5d94SLen Brown /* 5232c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 5233c98d5d94SLen Brown * because re-starting is problematic when forking 5234c98d5d94SLen Brown */ 5235218f0e8dSLen Brown snapshot_proc_sysfs_files(); 5236c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 5237103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 5238103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 5239ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 5240ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 5241ba3dec99SLen Brown else { 5242c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 5243c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 5244ba3dec99SLen Brown } 5245103a8feaSLen Brown 5246b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 5247b7d8c148SLen Brown 5248b7d8c148SLen Brown flush_output_stderr(); 5249103a8feaSLen Brown 5250d91bb17cSLen Brown return status; 5251103a8feaSLen Brown } 5252103a8feaSLen Brown 52533b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 52543b4d5c7fSAndy Shevchenko { 52553b4d5c7fSAndy Shevchenko int status; 52563b4d5c7fSAndy Shevchenko 5257218f0e8dSLen Brown snapshot_proc_sysfs_files(); 52583b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 52593b4d5c7fSAndy Shevchenko if (status) 52603b4d5c7fSAndy Shevchenko return status; 52613b4d5c7fSAndy Shevchenko 52623b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 52633b4d5c7fSAndy Shevchenko if (status) 52643b4d5c7fSAndy Shevchenko return status; 52653b4d5c7fSAndy Shevchenko 5266b7d8c148SLen Brown flush_output_stdout(); 52673b4d5c7fSAndy Shevchenko 52683b4d5c7fSAndy Shevchenko return status; 52693b4d5c7fSAndy Shevchenko } 52703b4d5c7fSAndy Shevchenko 5271d8af6f5fSLen Brown void print_version() { 52720f71d089SLen Brown fprintf(outf, "turbostat version 19.03.20" 5273d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 5274d8af6f5fSLen Brown } 5275d8af6f5fSLen Brown 5276495c7654SLen Brown int add_counter(unsigned int msr_num, char *path, char *name, 5277495c7654SLen Brown unsigned int width, enum counter_scope scope, 527841618e63SLen Brown enum counter_type type, enum counter_format format, int flags) 5279388e9c81SLen Brown { 5280388e9c81SLen Brown struct msr_counter *msrp; 5281388e9c81SLen Brown 5282388e9c81SLen Brown msrp = calloc(1, sizeof(struct msr_counter)); 5283388e9c81SLen Brown if (msrp == NULL) { 5284388e9c81SLen Brown perror("calloc"); 5285388e9c81SLen Brown exit(1); 5286388e9c81SLen Brown } 5287388e9c81SLen Brown 5288388e9c81SLen Brown msrp->msr_num = msr_num; 5289388e9c81SLen Brown strncpy(msrp->name, name, NAME_BYTES); 5290495c7654SLen Brown if (path) 5291495c7654SLen Brown strncpy(msrp->path, path, PATH_BYTES); 5292388e9c81SLen Brown msrp->width = width; 5293388e9c81SLen Brown msrp->type = type; 5294388e9c81SLen Brown msrp->format = format; 529541618e63SLen Brown msrp->flags = flags; 5296388e9c81SLen Brown 5297388e9c81SLen Brown switch (scope) { 5298388e9c81SLen Brown 5299388e9c81SLen Brown case SCOPE_CPU: 5300388e9c81SLen Brown msrp->next = sys.tp; 5301388e9c81SLen Brown sys.tp = msrp; 5302678a3bd1SLen Brown sys.added_thread_counters++; 53030748eaf0SLen Brown if (sys.added_thread_counters > MAX_ADDED_THREAD_COUNTERS) { 5304678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added thread counters\n", 5305678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5306678a3bd1SLen Brown exit(-1); 5307678a3bd1SLen Brown } 5308388e9c81SLen Brown break; 5309388e9c81SLen Brown 5310388e9c81SLen Brown case SCOPE_CORE: 5311388e9c81SLen Brown msrp->next = sys.cp; 5312388e9c81SLen Brown sys.cp = msrp; 5313678a3bd1SLen Brown sys.added_core_counters++; 5314678a3bd1SLen Brown if (sys.added_core_counters > MAX_ADDED_COUNTERS) { 5315678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added core counters\n", 5316678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5317678a3bd1SLen Brown exit(-1); 5318678a3bd1SLen Brown } 5319388e9c81SLen Brown break; 5320388e9c81SLen Brown 5321388e9c81SLen Brown case SCOPE_PACKAGE: 5322388e9c81SLen Brown msrp->next = sys.pp; 5323388e9c81SLen Brown sys.pp = msrp; 5324678a3bd1SLen Brown sys.added_package_counters++; 5325678a3bd1SLen Brown if (sys.added_package_counters > MAX_ADDED_COUNTERS) { 5326678a3bd1SLen Brown fprintf(stderr, "exceeded max %d added package counters\n", 5327678a3bd1SLen Brown MAX_ADDED_COUNTERS); 5328678a3bd1SLen Brown exit(-1); 5329678a3bd1SLen Brown } 5330388e9c81SLen Brown break; 5331388e9c81SLen Brown } 5332388e9c81SLen Brown 5333388e9c81SLen Brown return 0; 5334388e9c81SLen Brown } 5335388e9c81SLen Brown 5336388e9c81SLen Brown void parse_add_command(char *add_command) 5337388e9c81SLen Brown { 5338388e9c81SLen Brown int msr_num = 0; 5339495c7654SLen Brown char *path = NULL; 53400f47c08dSLen Brown char name_buffer[NAME_BYTES] = ""; 5341388e9c81SLen Brown int width = 64; 5342388e9c81SLen Brown int fail = 0; 5343388e9c81SLen Brown enum counter_scope scope = SCOPE_CPU; 5344388e9c81SLen Brown enum counter_type type = COUNTER_CYCLES; 5345388e9c81SLen Brown enum counter_format format = FORMAT_DELTA; 5346388e9c81SLen Brown 5347388e9c81SLen Brown while (add_command) { 5348388e9c81SLen Brown 5349388e9c81SLen Brown if (sscanf(add_command, "msr0x%x", &msr_num) == 1) 5350388e9c81SLen Brown goto next; 5351388e9c81SLen Brown 5352388e9c81SLen Brown if (sscanf(add_command, "msr%d", &msr_num) == 1) 5353388e9c81SLen Brown goto next; 5354388e9c81SLen Brown 5355495c7654SLen Brown if (*add_command == '/') { 5356495c7654SLen Brown path = add_command; 5357495c7654SLen Brown goto next; 5358495c7654SLen Brown } 5359495c7654SLen Brown 5360388e9c81SLen Brown if (sscanf(add_command, "u%d", &width) == 1) { 5361388e9c81SLen Brown if ((width == 32) || (width == 64)) 5362388e9c81SLen Brown goto next; 5363388e9c81SLen Brown width = 64; 5364388e9c81SLen Brown } 5365388e9c81SLen Brown if (!strncmp(add_command, "cpu", strlen("cpu"))) { 5366388e9c81SLen Brown scope = SCOPE_CPU; 5367388e9c81SLen Brown goto next; 5368388e9c81SLen Brown } 5369388e9c81SLen Brown if (!strncmp(add_command, "core", strlen("core"))) { 5370388e9c81SLen Brown scope = SCOPE_CORE; 5371388e9c81SLen Brown goto next; 5372388e9c81SLen Brown } 5373388e9c81SLen Brown if (!strncmp(add_command, "package", strlen("package"))) { 5374388e9c81SLen Brown scope = SCOPE_PACKAGE; 5375388e9c81SLen Brown goto next; 5376388e9c81SLen Brown } 5377388e9c81SLen Brown if (!strncmp(add_command, "cycles", strlen("cycles"))) { 5378388e9c81SLen Brown type = COUNTER_CYCLES; 5379388e9c81SLen Brown goto next; 5380388e9c81SLen Brown } 5381388e9c81SLen Brown if (!strncmp(add_command, "seconds", strlen("seconds"))) { 5382388e9c81SLen Brown type = COUNTER_SECONDS; 5383388e9c81SLen Brown goto next; 5384388e9c81SLen Brown } 538541618e63SLen Brown if (!strncmp(add_command, "usec", strlen("usec"))) { 538641618e63SLen Brown type = COUNTER_USEC; 538741618e63SLen Brown goto next; 538841618e63SLen Brown } 5389388e9c81SLen Brown if (!strncmp(add_command, "raw", strlen("raw"))) { 5390388e9c81SLen Brown format = FORMAT_RAW; 5391388e9c81SLen Brown goto next; 5392388e9c81SLen Brown } 5393388e9c81SLen Brown if (!strncmp(add_command, "delta", strlen("delta"))) { 5394388e9c81SLen Brown format = FORMAT_DELTA; 5395388e9c81SLen Brown goto next; 5396388e9c81SLen Brown } 5397388e9c81SLen Brown if (!strncmp(add_command, "percent", strlen("percent"))) { 5398388e9c81SLen Brown format = FORMAT_PERCENT; 5399388e9c81SLen Brown goto next; 5400388e9c81SLen Brown } 5401388e9c81SLen Brown 5402388e9c81SLen Brown if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) { /* 18 < NAME_BYTES */ 5403388e9c81SLen Brown char *eos; 5404388e9c81SLen Brown 5405388e9c81SLen Brown eos = strchr(name_buffer, ','); 5406388e9c81SLen Brown if (eos) 5407388e9c81SLen Brown *eos = '\0'; 5408388e9c81SLen Brown goto next; 5409388e9c81SLen Brown } 5410388e9c81SLen Brown 5411388e9c81SLen Brown next: 5412388e9c81SLen Brown add_command = strchr(add_command, ','); 5413495c7654SLen Brown if (add_command) { 5414495c7654SLen Brown *add_command = '\0'; 5415388e9c81SLen Brown add_command++; 5416495c7654SLen Brown } 5417388e9c81SLen Brown 5418388e9c81SLen Brown } 5419495c7654SLen Brown if ((msr_num == 0) && (path == NULL)) { 5420495c7654SLen Brown fprintf(stderr, "--add: (msrDDD | msr0xXXX | /path_to_counter ) required\n"); 5421388e9c81SLen Brown fail++; 5422388e9c81SLen Brown } 5423388e9c81SLen Brown 5424388e9c81SLen Brown /* generate default column header */ 5425388e9c81SLen Brown if (*name_buffer == '\0') { 5426388e9c81SLen Brown if (width == 32) 54275f3aea57SLen Brown sprintf(name_buffer, "M0x%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 5428388e9c81SLen Brown else 54295f3aea57SLen Brown sprintf(name_buffer, "M0X%x%s", msr_num, format == FORMAT_PERCENT ? "%" : ""); 5430388e9c81SLen Brown } 5431388e9c81SLen Brown 543241618e63SLen Brown if (add_counter(msr_num, path, name_buffer, width, scope, type, format, 0)) 5433388e9c81SLen Brown fail++; 5434388e9c81SLen Brown 5435388e9c81SLen Brown if (fail) { 5436388e9c81SLen Brown help(); 5437388e9c81SLen Brown exit(1); 5438388e9c81SLen Brown } 5439388e9c81SLen Brown } 544041618e63SLen Brown 5441dd778a5eSLen Brown int is_deferred_skip(char *name) 5442dd778a5eSLen Brown { 5443dd778a5eSLen Brown int i; 5444dd778a5eSLen Brown 5445dd778a5eSLen Brown for (i = 0; i < deferred_skip_index; ++i) 5446dd778a5eSLen Brown if (!strcmp(name, deferred_skip_names[i])) 5447dd778a5eSLen Brown return 1; 5448dd778a5eSLen Brown return 0; 5449dd778a5eSLen Brown } 5450dd778a5eSLen Brown 545141618e63SLen Brown void probe_sysfs(void) 545241618e63SLen Brown { 545341618e63SLen Brown char path[64]; 545441618e63SLen Brown char name_buf[16]; 545541618e63SLen Brown FILE *input; 545641618e63SLen Brown int state; 545741618e63SLen Brown char *sp; 545841618e63SLen Brown 545941618e63SLen Brown if (!DO_BIC(BIC_sysfs)) 546041618e63SLen Brown return; 546141618e63SLen Brown 54620748eaf0SLen Brown for (state = 10; state >= 0; --state) { 546341618e63SLen Brown 546441618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 546541618e63SLen Brown base_cpu, state); 546641618e63SLen Brown input = fopen(path, "r"); 546741618e63SLen Brown if (input == NULL) 546841618e63SLen Brown continue; 54698173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 54708173c336SBen Hutchings err(1, "%s: failed to read file", path); 547141618e63SLen Brown 547241618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 547341618e63SLen Brown sp = strchr(name_buf, '-'); 547441618e63SLen Brown if (!sp) 547541618e63SLen Brown sp = strchrnul(name_buf, '\n'); 547641618e63SLen Brown *sp = '%'; 547741618e63SLen Brown *(sp + 1) = '\0'; 547841618e63SLen Brown 547941618e63SLen Brown fclose(input); 548041618e63SLen Brown 548141618e63SLen Brown sprintf(path, "cpuidle/state%d/time", state); 548241618e63SLen Brown 5483dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 5484dd778a5eSLen Brown continue; 5485dd778a5eSLen Brown 548641618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_USEC, 548741618e63SLen Brown FORMAT_PERCENT, SYSFS_PERCPU); 548841618e63SLen Brown } 548941618e63SLen Brown 54900748eaf0SLen Brown for (state = 10; state >= 0; --state) { 549141618e63SLen Brown 549241618e63SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/cpuidle/state%d/name", 549341618e63SLen Brown base_cpu, state); 549441618e63SLen Brown input = fopen(path, "r"); 549541618e63SLen Brown if (input == NULL) 549641618e63SLen Brown continue; 54978173c336SBen Hutchings if (!fgets(name_buf, sizeof(name_buf), input)) 54988173c336SBen Hutchings err(1, "%s: failed to read file", path); 549941618e63SLen Brown /* truncate "C1-HSW\n" to "C1", or truncate "C1\n" to "C1" */ 550041618e63SLen Brown sp = strchr(name_buf, '-'); 550141618e63SLen Brown if (!sp) 550241618e63SLen Brown sp = strchrnul(name_buf, '\n'); 550341618e63SLen Brown *sp = '\0'; 550441618e63SLen Brown fclose(input); 550541618e63SLen Brown 550641618e63SLen Brown sprintf(path, "cpuidle/state%d/usage", state); 550741618e63SLen Brown 5508dd778a5eSLen Brown if (is_deferred_skip(name_buf)) 5509dd778a5eSLen Brown continue; 5510dd778a5eSLen Brown 551141618e63SLen Brown add_counter(0, path, name_buf, 64, SCOPE_CPU, COUNTER_ITEMS, 551241618e63SLen Brown FORMAT_DELTA, SYSFS_PERCPU); 551341618e63SLen Brown } 551441618e63SLen Brown 551541618e63SLen Brown } 551641618e63SLen Brown 55171ef7d21aSLen Brown 55181ef7d21aSLen Brown /* 55191ef7d21aSLen Brown * parse cpuset with following syntax 55201ef7d21aSLen Brown * 1,2,4..6,8-10 and set bits in cpu_subset 55211ef7d21aSLen Brown */ 55221ef7d21aSLen Brown void parse_cpu_command(char *optarg) 55231ef7d21aSLen Brown { 55241ef7d21aSLen Brown unsigned int start, end; 55251ef7d21aSLen Brown char *next; 55261ef7d21aSLen Brown 55274e4e1e7cSLen Brown if (!strcmp(optarg, "core")) { 55284e4e1e7cSLen Brown if (cpu_subset) 55294e4e1e7cSLen Brown goto error; 55304e4e1e7cSLen Brown show_core_only++; 55314e4e1e7cSLen Brown return; 55324e4e1e7cSLen Brown } 55334e4e1e7cSLen Brown if (!strcmp(optarg, "package")) { 55344e4e1e7cSLen Brown if (cpu_subset) 55354e4e1e7cSLen Brown goto error; 55364e4e1e7cSLen Brown show_pkg_only++; 55374e4e1e7cSLen Brown return; 55384e4e1e7cSLen Brown } 55394e4e1e7cSLen Brown if (show_core_only || show_pkg_only) 55404e4e1e7cSLen Brown goto error; 55414e4e1e7cSLen Brown 55421ef7d21aSLen Brown cpu_subset = CPU_ALLOC(CPU_SUBSET_MAXCPUS); 55431ef7d21aSLen Brown if (cpu_subset == NULL) 55441ef7d21aSLen Brown err(3, "CPU_ALLOC"); 55451ef7d21aSLen Brown cpu_subset_size = CPU_ALLOC_SIZE(CPU_SUBSET_MAXCPUS); 55461ef7d21aSLen Brown 55471ef7d21aSLen Brown CPU_ZERO_S(cpu_subset_size, cpu_subset); 55481ef7d21aSLen Brown 55491ef7d21aSLen Brown next = optarg; 55501ef7d21aSLen Brown 55511ef7d21aSLen Brown while (next && *next) { 55521ef7d21aSLen Brown 55531ef7d21aSLen Brown if (*next == '-') /* no negative cpu numbers */ 55541ef7d21aSLen Brown goto error; 55551ef7d21aSLen Brown 55561ef7d21aSLen Brown start = strtoul(next, &next, 10); 55571ef7d21aSLen Brown 55581ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 55591ef7d21aSLen Brown goto error; 55601ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 55611ef7d21aSLen Brown 55621ef7d21aSLen Brown if (*next == '\0') 55631ef7d21aSLen Brown break; 55641ef7d21aSLen Brown 55651ef7d21aSLen Brown if (*next == ',') { 55661ef7d21aSLen Brown next += 1; 55671ef7d21aSLen Brown continue; 55681ef7d21aSLen Brown } 55691ef7d21aSLen Brown 55701ef7d21aSLen Brown if (*next == '-') { 55711ef7d21aSLen Brown next += 1; /* start range */ 55721ef7d21aSLen Brown } else if (*next == '.') { 55731ef7d21aSLen Brown next += 1; 55741ef7d21aSLen Brown if (*next == '.') 55751ef7d21aSLen Brown next += 1; /* start range */ 55761ef7d21aSLen Brown else 55771ef7d21aSLen Brown goto error; 55781ef7d21aSLen Brown } 55791ef7d21aSLen Brown 55801ef7d21aSLen Brown end = strtoul(next, &next, 10); 55811ef7d21aSLen Brown if (end <= start) 55821ef7d21aSLen Brown goto error; 55831ef7d21aSLen Brown 55841ef7d21aSLen Brown while (++start <= end) { 55851ef7d21aSLen Brown if (start >= CPU_SUBSET_MAXCPUS) 55861ef7d21aSLen Brown goto error; 55871ef7d21aSLen Brown CPU_SET_S(start, cpu_subset_size, cpu_subset); 55881ef7d21aSLen Brown } 55891ef7d21aSLen Brown 55901ef7d21aSLen Brown if (*next == ',') 55911ef7d21aSLen Brown next += 1; 55921ef7d21aSLen Brown else if (*next != '\0') 55931ef7d21aSLen Brown goto error; 55941ef7d21aSLen Brown } 55951ef7d21aSLen Brown 55961ef7d21aSLen Brown return; 55971ef7d21aSLen Brown 55981ef7d21aSLen Brown error: 55994e4e1e7cSLen Brown fprintf(stderr, "\"--cpu %s\" malformed\n", optarg); 56004e4e1e7cSLen Brown help(); 56011ef7d21aSLen Brown exit(-1); 56021ef7d21aSLen Brown } 56031ef7d21aSLen Brown 5604812db3f7SLen Brown 5605103a8feaSLen Brown void cmdline(int argc, char **argv) 5606103a8feaSLen Brown { 5607103a8feaSLen Brown int opt; 5608d8af6f5fSLen Brown int option_index = 0; 5609d8af6f5fSLen Brown static struct option long_options[] = { 5610388e9c81SLen Brown {"add", required_argument, 0, 'a'}, 56111ef7d21aSLen Brown {"cpu", required_argument, 0, 'c'}, 5612d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 561396e47158SLen Brown {"debug", no_argument, 0, 'd'}, /* internal, not documented */ 56143f44a5c6SLen Brown {"enable", required_argument, 0, 'e'}, 5615d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 5616023fe0acSChen Yu {"num_iterations", required_argument, 0, 'n'}, 5617d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 5618812db3f7SLen Brown {"hide", required_argument, 0, 'H'}, // meh, -h taken by --help 5619d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 5620c8ade361SLen Brown {"list", no_argument, 0, 'l'}, 5621b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 562296e47158SLen Brown {"quiet", no_argument, 0, 'q'}, 5623812db3f7SLen Brown {"show", required_argument, 0, 's'}, 5624d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 5625d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 5626d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 5627d8af6f5fSLen Brown {0, 0, 0, 0 } 5628d8af6f5fSLen Brown }; 5629103a8feaSLen Brown 5630103a8feaSLen Brown progname = argv[0]; 5631103a8feaSLen Brown 5632023fe0acSChen Yu while ((opt = getopt_long_only(argc, argv, "+C:c:Dde:hi:Jn:o:qST:v", 5633d8af6f5fSLen Brown long_options, &option_index)) != -1) { 5634103a8feaSLen Brown switch (opt) { 5635388e9c81SLen Brown case 'a': 5636388e9c81SLen Brown parse_add_command(optarg); 5637388e9c81SLen Brown break; 56381ef7d21aSLen Brown case 'c': 56391ef7d21aSLen Brown parse_cpu_command(optarg); 56401ef7d21aSLen Brown break; 5641d8af6f5fSLen Brown case 'D': 5642d8af6f5fSLen Brown dump_only++; 56438e180f3cSLen Brown break; 56443f44a5c6SLen Brown case 'e': 56453f44a5c6SLen Brown /* --enable specified counter */ 56464c2122d4SLen Brown bic_enabled = bic_enabled | bic_lookup(optarg, SHOW_LIST); 56473f44a5c6SLen Brown break; 5648d8af6f5fSLen Brown case 'd': 5649d8af6f5fSLen Brown debug++; 56503f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 56512f32edf1SLen Brown break; 5652812db3f7SLen Brown case 'H': 56533f44a5c6SLen Brown /* 56543f44a5c6SLen Brown * --hide: do not show those specified 56553f44a5c6SLen Brown * multiple invocations simply clear more bits in enabled mask 56563f44a5c6SLen Brown */ 56573f44a5c6SLen Brown bic_enabled &= ~bic_lookup(optarg, HIDE_LIST); 5658812db3f7SLen Brown break; 5659d8af6f5fSLen Brown case 'h': 5660d8af6f5fSLen Brown default: 5661d8af6f5fSLen Brown help(); 5662d8af6f5fSLen Brown exit(1); 5663d8af6f5fSLen Brown case 'i': 56642a0609c0SLen Brown { 56652a0609c0SLen Brown double interval = strtod(optarg, NULL); 56662a0609c0SLen Brown 56672a0609c0SLen Brown if (interval < 0.001) { 5668b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 56692a0609c0SLen Brown interval); 56702a0609c0SLen Brown exit(2); 56712a0609c0SLen Brown } 56722a0609c0SLen Brown 567347936f94SArtem Bityutskiy interval_tv.tv_sec = interval_ts.tv_sec = interval; 5674b9ad8ee0SLen Brown interval_tv.tv_usec = (interval - interval_tv.tv_sec) * 1000000; 567547936f94SArtem Bityutskiy interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 56762a0609c0SLen Brown } 5677889facbeSLen Brown break; 56785c56be9aSDirk Brandewie case 'J': 56795c56be9aSDirk Brandewie rapl_joules++; 56805c56be9aSDirk Brandewie break; 5681c8ade361SLen Brown case 'l': 56823f44a5c6SLen Brown ENABLE_BIC(BIC_DISABLED_BY_DEFAULT); 5683c8ade361SLen Brown list_header_only++; 5684c8ade361SLen Brown quiet++; 5685c8ade361SLen Brown break; 5686b7d8c148SLen Brown case 'o': 5687b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 5688b7d8c148SLen Brown break; 568996e47158SLen Brown case 'q': 569096e47158SLen Brown quiet = 1; 569196e47158SLen Brown break; 5692023fe0acSChen Yu case 'n': 5693023fe0acSChen Yu num_iterations = strtod(optarg, NULL); 5694023fe0acSChen Yu 5695023fe0acSChen Yu if (num_iterations <= 0) { 5696023fe0acSChen Yu fprintf(outf, "iterations %d should be positive number\n", 5697023fe0acSChen Yu num_iterations); 5698023fe0acSChen Yu exit(2); 5699023fe0acSChen Yu } 5700023fe0acSChen Yu break; 5701812db3f7SLen Brown case 's': 57023f44a5c6SLen Brown /* 57033f44a5c6SLen Brown * --show: show only those specified 57043f44a5c6SLen Brown * The 1st invocation will clear and replace the enabled mask 57053f44a5c6SLen Brown * subsequent invocations can add to it. 57063f44a5c6SLen Brown */ 57073f44a5c6SLen Brown if (shown == 0) 57083f44a5c6SLen Brown bic_enabled = bic_lookup(optarg, SHOW_LIST); 57093f44a5c6SLen Brown else 57103f44a5c6SLen Brown bic_enabled |= bic_lookup(optarg, SHOW_LIST); 57113f44a5c6SLen Brown shown = 1; 5712812db3f7SLen Brown break; 5713d8af6f5fSLen Brown case 'S': 5714d8af6f5fSLen Brown summary_only++; 5715d8af6f5fSLen Brown break; 5716d8af6f5fSLen Brown case 'T': 5717d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 5718d8af6f5fSLen Brown break; 5719d8af6f5fSLen Brown case 'v': 5720d8af6f5fSLen Brown print_version(); 5721d8af6f5fSLen Brown exit(0); 5722d8af6f5fSLen Brown break; 5723103a8feaSLen Brown } 5724103a8feaSLen Brown } 5725103a8feaSLen Brown } 5726103a8feaSLen Brown 5727103a8feaSLen Brown int main(int argc, char **argv) 5728103a8feaSLen Brown { 5729b7d8c148SLen Brown outf = stderr; 5730103a8feaSLen Brown cmdline(argc, argv); 5731103a8feaSLen Brown 573296e47158SLen Brown if (!quiet) 5733d8af6f5fSLen Brown print_version(); 5734103a8feaSLen Brown 573541618e63SLen Brown probe_sysfs(); 573641618e63SLen Brown 5737103a8feaSLen Brown turbostat_init(); 5738103a8feaSLen Brown 57393b4d5c7fSAndy Shevchenko /* dump counters and exit */ 57403b4d5c7fSAndy Shevchenko if (dump_only) 57413b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 57423b4d5c7fSAndy Shevchenko 5743c8ade361SLen Brown /* list header and exit */ 5744c8ade361SLen Brown if (list_header_only) { 5745c8ade361SLen Brown print_header(","); 5746c8ade361SLen Brown flush_output_stdout(); 5747c8ade361SLen Brown return 0; 5748c8ade361SLen Brown } 5749c8ade361SLen Brown 5750103a8feaSLen Brown /* 5751103a8feaSLen Brown * if any params left, it must be a command to fork 5752103a8feaSLen Brown */ 5753103a8feaSLen Brown if (argc - optind) 5754103a8feaSLen Brown return fork_it(argv + optind); 5755103a8feaSLen Brown else 5756103a8feaSLen Brown turbostat_loop(); 5757103a8feaSLen Brown 5758103a8feaSLen Brown return 0; 5759103a8feaSLen Brown } 5760