1103a8feaSLen Brown /* 2103a8feaSLen Brown * turbostat -- show CPU frequency and C-state residency 3103a8feaSLen Brown * on modern Intel turbo-capable processors. 4103a8feaSLen Brown * 5144b44b1SLen Brown * Copyright (c) 2013 Intel Corporation. 6103a8feaSLen Brown * Len Brown <len.brown@intel.com> 7103a8feaSLen Brown * 8103a8feaSLen Brown * This program is free software; you can redistribute it and/or modify it 9103a8feaSLen Brown * under the terms and conditions of the GNU General Public License, 10103a8feaSLen Brown * version 2, as published by the Free Software Foundation. 11103a8feaSLen Brown * 12103a8feaSLen Brown * This program is distributed in the hope it will be useful, but WITHOUT 13103a8feaSLen Brown * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14103a8feaSLen Brown * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15103a8feaSLen Brown * more details. 16103a8feaSLen Brown * 17103a8feaSLen Brown * You should have received a copy of the GNU General Public License along with 18103a8feaSLen Brown * this program; if not, write to the Free Software Foundation, Inc., 19103a8feaSLen Brown * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 20103a8feaSLen Brown */ 21103a8feaSLen Brown 2288c3281fSLen Brown #define _GNU_SOURCE 23b731f311SJosh Triplett #include MSRHEADER 24869ce69eSLen Brown #include INTEL_FAMILY_HEADER 2595aebc44SJosh Triplett #include <stdarg.h> 26103a8feaSLen Brown #include <stdio.h> 27b2c95d90SJosh Triplett #include <err.h> 28103a8feaSLen Brown #include <unistd.h> 29103a8feaSLen Brown #include <sys/types.h> 30103a8feaSLen Brown #include <sys/wait.h> 31103a8feaSLen Brown #include <sys/stat.h> 32103a8feaSLen Brown #include <sys/resource.h> 33103a8feaSLen Brown #include <fcntl.h> 34103a8feaSLen Brown #include <signal.h> 35103a8feaSLen Brown #include <sys/time.h> 36103a8feaSLen Brown #include <stdlib.h> 37d8af6f5fSLen Brown #include <getopt.h> 38103a8feaSLen Brown #include <dirent.h> 39103a8feaSLen Brown #include <string.h> 40103a8feaSLen Brown #include <ctype.h> 4188c3281fSLen Brown #include <sched.h> 422a0609c0SLen Brown #include <time.h> 432b92865eSJosh Triplett #include <cpuid.h> 4498481e79SLen Brown #include <linux/capability.h> 4598481e79SLen Brown #include <errno.h> 46103a8feaSLen Brown 47103a8feaSLen Brown char *proc_stat = "/proc/stat"; 48b7d8c148SLen Brown FILE *outf; 4936229897SLen Brown int *fd_percpu; 502a0609c0SLen Brown struct timespec interval_ts = {5, 0}; 51d8af6f5fSLen Brown unsigned int debug; 52d8af6f5fSLen Brown unsigned int rapl_joules; 53d8af6f5fSLen Brown unsigned int summary_only; 54d8af6f5fSLen Brown unsigned int dump_only; 55103a8feaSLen Brown unsigned int do_nhm_cstates; 56103a8feaSLen Brown unsigned int do_snb_cstates; 57fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 58ee7e38e3SLen Brown unsigned int do_pc2; 59ee7e38e3SLen Brown unsigned int do_pc3; 60ee7e38e3SLen Brown unsigned int do_pc6; 61ee7e38e3SLen Brown unsigned int do_pc7; 62ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10; 630b2bb692SLen Brown unsigned int do_skl_residency; 64144b44b1SLen Brown unsigned int do_slm_cstates; 65144b44b1SLen Brown unsigned int use_c1_residency_msr; 66103a8feaSLen Brown unsigned int has_aperf; 67889facbeSLen Brown unsigned int has_epb; 685a63426eSLen Brown unsigned int do_irtl_snb; 695a63426eSLen Brown unsigned int do_irtl_hsw; 70fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 71103a8feaSLen Brown unsigned int genuine_intel; 72103a8feaSLen Brown unsigned int has_invariant_tsc; 73d7899447SLen Brown unsigned int do_nhm_platform_info; 742f32edf1SLen Brown unsigned int extra_msr_offset32; 752f32edf1SLen Brown unsigned int extra_msr_offset64; 768e180f3cSLen Brown unsigned int extra_delta_offset32; 778e180f3cSLen Brown unsigned int extra_delta_offset64; 78b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 79562a2d37SLen Brown int do_irq = 1; 801ed51011SLen Brown int do_smi; 81103a8feaSLen Brown double bclk; 82a2b7b749SLen Brown double base_hz; 8321ed5574SLen Brown unsigned int has_base_hz; 84a2b7b749SLen Brown double tsc_tweak = 1.0; 85103a8feaSLen Brown unsigned int show_pkg; 86103a8feaSLen Brown unsigned int show_core; 87103a8feaSLen Brown unsigned int show_cpu; 88c98d5d94SLen Brown unsigned int show_pkg_only; 89c98d5d94SLen Brown unsigned int show_core_only; 90c98d5d94SLen Brown char *output_buffer, *outp; 91889facbeSLen Brown unsigned int do_rapl; 92889facbeSLen Brown unsigned int do_dts; 93889facbeSLen Brown unsigned int do_ptm; 94fdf676e5SLen Brown unsigned int do_gfx_rc6_ms; 95fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 9627d47356SLen Brown unsigned int do_gfx_mhz; 9727d47356SLen Brown unsigned int gfx_cur_mhz; 98889facbeSLen Brown unsigned int tcc_activation_temp; 99889facbeSLen Brown unsigned int tcc_activation_temp_override; 10040ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 10140ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 102889facbeSLen Brown double rapl_joule_counter_range; 1033a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 1043a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 1053a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 1068a5bdf41SLen Brown unsigned int crystal_hz; 1078a5bdf41SLen Brown unsigned long long tsc_hz; 1087ce7d5deSPrarit Bhargava int base_cpu; 10921ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 1107f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 1117f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 1127f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 1137f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1147f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1157f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 116889facbeSLen Brown 117889facbeSLen Brown #define RAPL_PKG (1 << 0) 118e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 119e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 120e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 121e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 122e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 123e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 124e6f9bb3cSLen Brown 125889facbeSLen Brown #define RAPL_DRAM (1 << 3) 126e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 127e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 128e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 129e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1300b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1310b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 132e6f9bb3cSLen Brown 1339148494cSJacob Pan #define RAPL_CORES_POWER_LIMIT (1 << 6) 134e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 1350b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 136e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 137e6f9bb3cSLen Brown 1380b2bb692SLen Brown #define RAPL_GFX (1 << 8) 139e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 140e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 141e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 1429148494cSJacob Pan 1439148494cSJacob Pan #define RAPL_CORES_ENERGY_STATUS (1 << 9) 1449148494cSJacob Pan /* 0x639 MSR_PP0_ENERGY_STATUS */ 1459148494cSJacob Pan #define RAPL_CORES (RAPL_CORES_ENERGY_STATUS | RAPL_CORES_POWER_LIMIT) 146889facbeSLen Brown #define TJMAX_DEFAULT 100 147889facbeSLen Brown 148889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 149103a8feaSLen Brown 150103a8feaSLen Brown int backwards_count; 151103a8feaSLen Brown char *progname; 152103a8feaSLen Brown 153c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 154c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 155c98d5d94SLen Brown 156c98d5d94SLen Brown struct thread_data { 157c98d5d94SLen Brown unsigned long long tsc; 158c98d5d94SLen Brown unsigned long long aperf; 159c98d5d94SLen Brown unsigned long long mperf; 160144b44b1SLen Brown unsigned long long c1; 1612f32edf1SLen Brown unsigned long long extra_msr64; 1628e180f3cSLen Brown unsigned long long extra_delta64; 1638e180f3cSLen Brown unsigned long long extra_msr32; 1648e180f3cSLen Brown unsigned long long extra_delta32; 165562a2d37SLen Brown unsigned int irq_count; 1661ed51011SLen Brown unsigned int smi_count; 167c98d5d94SLen Brown unsigned int cpu_id; 168c98d5d94SLen Brown unsigned int flags; 169c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 170c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 171c98d5d94SLen Brown } *thread_even, *thread_odd; 172c98d5d94SLen Brown 173c98d5d94SLen Brown struct core_data { 174c98d5d94SLen Brown unsigned long long c3; 175c98d5d94SLen Brown unsigned long long c6; 176c98d5d94SLen Brown unsigned long long c7; 177889facbeSLen Brown unsigned int core_temp_c; 178c98d5d94SLen Brown unsigned int core_id; 179c98d5d94SLen Brown } *core_even, *core_odd; 180c98d5d94SLen Brown 181c98d5d94SLen Brown struct pkg_data { 182c98d5d94SLen Brown unsigned long long pc2; 183c98d5d94SLen Brown unsigned long long pc3; 184c98d5d94SLen Brown unsigned long long pc6; 185c98d5d94SLen Brown unsigned long long pc7; 186ca58710fSKristen Carlson Accardi unsigned long long pc8; 187ca58710fSKristen Carlson Accardi unsigned long long pc9; 188ca58710fSKristen Carlson Accardi unsigned long long pc10; 1890b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1900b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1910b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1920b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 1939185e988SLen Brown long long gfx_rc6_ms; 19427d47356SLen Brown unsigned int gfx_mhz; 195c98d5d94SLen Brown unsigned int package_id; 196889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 197889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 198889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 199889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 200889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 201889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 202889facbeSLen Brown unsigned int pkg_temp_c; 203889facbeSLen Brown 204c98d5d94SLen Brown } *package_even, *package_odd; 205c98d5d94SLen Brown 206c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 207c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 208c98d5d94SLen Brown 209c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 210c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 211c98d5d94SLen Brown topo.num_threads_per_core + \ 212c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 213c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 214c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 215c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 216c98d5d94SLen Brown 217c98d5d94SLen Brown struct system_summary { 218c98d5d94SLen Brown struct thread_data threads; 219c98d5d94SLen Brown struct core_data cores; 220c98d5d94SLen Brown struct pkg_data packages; 221c98d5d94SLen Brown } sum, average; 222c98d5d94SLen Brown 223c98d5d94SLen Brown 224c98d5d94SLen Brown struct topo_params { 225c98d5d94SLen Brown int num_packages; 226103a8feaSLen Brown int num_cpus; 227c98d5d94SLen Brown int num_cores; 228c98d5d94SLen Brown int max_cpu_num; 229c98d5d94SLen Brown int num_cores_per_pkg; 230c98d5d94SLen Brown int num_threads_per_core; 231c98d5d94SLen Brown } topo; 232103a8feaSLen Brown 233c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 234103a8feaSLen Brown 235562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 236562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 237562a2d37SLen Brown 238c98d5d94SLen Brown void setup_all_buffers(void); 239103a8feaSLen Brown 240c98d5d94SLen Brown int cpu_is_not_present(int cpu) 241d15cf7c1SLen Brown { 242c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 243c98d5d94SLen Brown } 244c98d5d94SLen Brown /* 245c98d5d94SLen Brown * run func(thread, core, package) in topology order 246c98d5d94SLen Brown * skip non-present cpus 247c98d5d94SLen Brown */ 248c98d5d94SLen Brown 249c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 250c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 251c98d5d94SLen Brown { 252c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 253c98d5d94SLen Brown 254c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 255c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 256c98d5d94SLen Brown for (thread_no = 0; thread_no < 257c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 258c98d5d94SLen Brown struct thread_data *t; 259c98d5d94SLen Brown struct core_data *c; 260c98d5d94SLen Brown struct pkg_data *p; 261c98d5d94SLen Brown 262c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 263c98d5d94SLen Brown 264c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 265c98d5d94SLen Brown continue; 266c98d5d94SLen Brown 267c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 268c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 269c98d5d94SLen Brown 270c98d5d94SLen Brown retval = func(t, c, p); 271c98d5d94SLen Brown if (retval) 272c98d5d94SLen Brown return retval; 273c98d5d94SLen Brown } 274c98d5d94SLen Brown } 275c98d5d94SLen Brown } 276d15cf7c1SLen Brown return 0; 277d15cf7c1SLen Brown } 278d15cf7c1SLen Brown 27988c3281fSLen Brown int cpu_migrate(int cpu) 28088c3281fSLen Brown { 281c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 282c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 283c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 28488c3281fSLen Brown return -1; 28588c3281fSLen Brown else 28688c3281fSLen Brown return 0; 28788c3281fSLen Brown } 28836229897SLen Brown int get_msr_fd(int cpu) 289103a8feaSLen Brown { 290103a8feaSLen Brown char pathname[32]; 291103a8feaSLen Brown int fd; 292103a8feaSLen Brown 29336229897SLen Brown fd = fd_percpu[cpu]; 29436229897SLen Brown 29536229897SLen Brown if (fd) 29636229897SLen Brown return fd; 29736229897SLen Brown 298103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 299103a8feaSLen Brown fd = open(pathname, O_RDONLY); 30015aaa346SLen Brown if (fd < 0) 30198481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 302103a8feaSLen Brown 30336229897SLen Brown fd_percpu[cpu] = fd; 30436229897SLen Brown 30536229897SLen Brown return fd; 30636229897SLen Brown } 30736229897SLen Brown 30836229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 30936229897SLen Brown { 31036229897SLen Brown ssize_t retval; 31136229897SLen Brown 31236229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 31315aaa346SLen Brown 31498481e79SLen Brown if (retval != sizeof *msr) 31536229897SLen Brown err(-1, "msr %d offset 0x%llx read failed", cpu, (unsigned long long)offset); 31615aaa346SLen Brown 31715aaa346SLen Brown return 0; 318103a8feaSLen Brown } 319103a8feaSLen Brown 320fc04cc67SLen Brown /* 321fc04cc67SLen Brown * Example Format w/ field column widths: 322fc04cc67SLen Brown * 32327d47356SLen Brown * Package Core CPU Avg_MHz Bzy_MHz TSC_MHz IRQ SMI Busy% CPU_%c1 CPU_%c3 CPU_%c6 CPU_%c7 CoreTmp PkgTmp GFXMHz Pkg%pc2 Pkg%pc3 Pkg%pc6 Pkg%pc7 PkgWatt CorWatt GFXWatt 324562a2d37SLen Brown * 12345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 325fc04cc67SLen Brown */ 326fc04cc67SLen Brown 327a829eb4dSLen Brown void print_header(void) 328103a8feaSLen Brown { 329103a8feaSLen Brown if (show_pkg) 3303d109de2SLen Brown outp += sprintf(outp, "\tPackage"); 331103a8feaSLen Brown if (show_core) 3323d109de2SLen Brown outp += sprintf(outp, "\tCore"); 333103a8feaSLen Brown if (show_cpu) 3343d109de2SLen Brown outp += sprintf(outp, "\tCPU"); 335103a8feaSLen Brown if (has_aperf) 3363d109de2SLen Brown outp += sprintf(outp, "\tAvg_MHz"); 337d7899447SLen Brown if (has_aperf) 3383d109de2SLen Brown outp += sprintf(outp, "\tBusy%%"); 339fc04cc67SLen Brown if (has_aperf) 3403d109de2SLen Brown outp += sprintf(outp, "\tBzy_MHz"); 3413d109de2SLen Brown outp += sprintf(outp, "\tTSC_MHz"); 3421cc21f7bSLen Brown 3438e180f3cSLen Brown if (extra_delta_offset32) 3443d109de2SLen Brown outp += sprintf(outp, "\tcount 0x%03X", extra_delta_offset32); 3458e180f3cSLen Brown if (extra_delta_offset64) 3463d109de2SLen Brown outp += sprintf(outp, "\tCOUNT 0x%03X", extra_delta_offset64); 3472f32edf1SLen Brown if (extra_msr_offset32) 3483d109de2SLen Brown outp += sprintf(outp, "\tMSR 0x%03X", extra_msr_offset32); 3492f32edf1SLen Brown if (extra_msr_offset64) 3503d109de2SLen Brown outp += sprintf(outp, "\tMSR 0x%03X", extra_msr_offset64); 3511cc21f7bSLen Brown 3521cc21f7bSLen Brown if (!debug) 3531cc21f7bSLen Brown goto done; 3541cc21f7bSLen Brown 355562a2d37SLen Brown if (do_irq) 3563d109de2SLen Brown outp += sprintf(outp, "\tIRQ"); 3571cc21f7bSLen Brown if (do_smi) 3583d109de2SLen Brown outp += sprintf(outp, "\tSMI"); 3591cc21f7bSLen Brown 360103a8feaSLen Brown if (do_nhm_cstates) 3613d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c1"); 362fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 3633d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c3"); 364103a8feaSLen Brown if (do_nhm_cstates) 3653d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c6"); 366103a8feaSLen Brown if (do_snb_cstates) 3673d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c7"); 368889facbeSLen Brown 369889facbeSLen Brown if (do_dts) 3703d109de2SLen Brown outp += sprintf(outp, "\tCoreTmp"); 371889facbeSLen Brown if (do_ptm) 3723d109de2SLen Brown outp += sprintf(outp, "\tPkgTmp"); 373889facbeSLen Brown 374fdf676e5SLen Brown if (do_gfx_rc6_ms) 3753d109de2SLen Brown outp += sprintf(outp, "\tGFX%%rc6"); 376fdf676e5SLen Brown 37727d47356SLen Brown if (do_gfx_mhz) 3783d109de2SLen Brown outp += sprintf(outp, "\tGFXMHz"); 37927d47356SLen Brown 3800b2bb692SLen Brown if (do_skl_residency) { 3813d109de2SLen Brown outp += sprintf(outp, "\tTotl%%C0"); 3823d109de2SLen Brown outp += sprintf(outp, "\tAny%%C0"); 3833d109de2SLen Brown outp += sprintf(outp, "\tGFX%%C0"); 3843d109de2SLen Brown outp += sprintf(outp, "\tCPUGFX%%"); 3850b2bb692SLen Brown } 3860b2bb692SLen Brown 387ee7e38e3SLen Brown if (do_pc2) 3883d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc2"); 389ee7e38e3SLen Brown if (do_pc3) 3903d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc3"); 391ee7e38e3SLen Brown if (do_pc6) 3923d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc6"); 393ee7e38e3SLen Brown if (do_pc7) 3943d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc7"); 395ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 3963d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc8"); 3973d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc9"); 3983d109de2SLen Brown outp += sprintf(outp, "\tPk%%pc10"); 399ca58710fSKristen Carlson Accardi } 400103a8feaSLen Brown 4015c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 402889facbeSLen Brown if (do_rapl & RAPL_PKG) 4033d109de2SLen Brown outp += sprintf(outp, "\tPkgWatt"); 4049148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) 4053d109de2SLen Brown outp += sprintf(outp, "\tCorWatt"); 406889facbeSLen Brown if (do_rapl & RAPL_GFX) 4073d109de2SLen Brown outp += sprintf(outp, "\tGFXWatt"); 408889facbeSLen Brown if (do_rapl & RAPL_DRAM) 4093d109de2SLen Brown outp += sprintf(outp, "\tRAMWatt"); 410889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 4113d109de2SLen Brown outp += sprintf(outp, "\tPKG_%%"); 412889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 4133d109de2SLen Brown outp += sprintf(outp, "\tRAM_%%"); 414d7899447SLen Brown } else if (do_rapl && rapl_joules) { 4155c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 4163d109de2SLen Brown outp += sprintf(outp, "\tPkg_J"); 4179148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) 4183d109de2SLen Brown outp += sprintf(outp, "\tCor_J"); 4195c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 4203d109de2SLen Brown outp += sprintf(outp, "\tGFX_J"); 4215c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 4223d109de2SLen Brown outp += sprintf(outp, "\tRAM_J"); 4235c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 4243d109de2SLen Brown outp += sprintf(outp, "\tPKG_%%"); 4255c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 4263d109de2SLen Brown outp += sprintf(outp, "\tRAM_%%"); 4275c56be9aSDirk Brandewie } 4281cc21f7bSLen Brown done: 429c98d5d94SLen Brown outp += sprintf(outp, "\n"); 430103a8feaSLen Brown } 431103a8feaSLen Brown 432c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 433c98d5d94SLen Brown struct pkg_data *p) 434103a8feaSLen Brown { 4353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 436c98d5d94SLen Brown 437c98d5d94SLen Brown if (t) { 4383b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 4393b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 4403b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 4413b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 4423b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 4433b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 4443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4458e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 4463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4478e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 4483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4492f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4503b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4512f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 452562a2d37SLen Brown if (do_irq) 453562a2d37SLen Brown outp += sprintf(outp, "IRQ: %08X\n", t->irq_count); 4541ed51011SLen Brown if (do_smi) 4553b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 456103a8feaSLen Brown } 457103a8feaSLen Brown 458c98d5d94SLen Brown if (c) { 4593b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4603b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4623b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4633b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 464c98d5d94SLen Brown } 465103a8feaSLen Brown 466c98d5d94SLen Brown if (p) { 4673b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4680b2bb692SLen Brown 4690b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4700b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4710b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4720b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4730b2bb692SLen Brown 4743b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 475ee7e38e3SLen Brown if (do_pc3) 4763b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 477ee7e38e3SLen Brown if (do_pc6) 4783b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 479ee7e38e3SLen Brown if (do_pc7) 4803b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4813b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4823b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4833b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4843b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4853b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4863b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4873b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4883b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4893b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4903b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4913b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4923b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 493c98d5d94SLen Brown } 4943b4d5c7fSAndy Shevchenko 4953b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4963b4d5c7fSAndy Shevchenko 497c98d5d94SLen Brown return 0; 498103a8feaSLen Brown } 499103a8feaSLen Brown 500e23da037SLen Brown /* 501e23da037SLen Brown * column formatting convention & formats 502e23da037SLen Brown */ 503c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 504c98d5d94SLen Brown struct pkg_data *p) 505103a8feaSLen Brown { 506103a8feaSLen Brown double interval_float; 507fc04cc67SLen Brown char *fmt8; 508103a8feaSLen Brown 509c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 510c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 511c98d5d94SLen Brown return 0; 512c98d5d94SLen Brown 513c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 514c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 515c98d5d94SLen Brown return 0; 516c98d5d94SLen Brown 517103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 518103a8feaSLen Brown 519c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 520c98d5d94SLen Brown if (t == &average.threads) { 521103a8feaSLen Brown if (show_pkg) 5223d109de2SLen Brown outp += sprintf(outp, "\t-"); 523103a8feaSLen Brown if (show_core) 5243d109de2SLen Brown outp += sprintf(outp, "\t-"); 525103a8feaSLen Brown if (show_cpu) 5263d109de2SLen Brown outp += sprintf(outp, "\t-"); 527103a8feaSLen Brown } else { 528c98d5d94SLen Brown if (show_pkg) { 529c98d5d94SLen Brown if (p) 5303d109de2SLen Brown outp += sprintf(outp, "\t%d", p->package_id); 531c98d5d94SLen Brown else 5323d109de2SLen Brown outp += sprintf(outp, "\t-"); 533c98d5d94SLen Brown } 534c98d5d94SLen Brown if (show_core) { 535c98d5d94SLen Brown if (c) 5363d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_id); 537c98d5d94SLen Brown else 5383d109de2SLen Brown outp += sprintf(outp, "\t-"); 539c98d5d94SLen Brown } 540103a8feaSLen Brown if (show_cpu) 5413d109de2SLen Brown outp += sprintf(outp, "\t%d", t->cpu_id); 542103a8feaSLen Brown } 543fc04cc67SLen Brown 544d7899447SLen Brown /* Avg_MHz */ 545fc04cc67SLen Brown if (has_aperf) 5463d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 547fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 548fc04cc67SLen Brown 54975d2e44eSLen Brown /* Busy% */ 550ba3dec99SLen Brown if (has_aperf) 5513d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->mperf/t->tsc/tsc_tweak); 552103a8feaSLen Brown 553d7899447SLen Brown /* Bzy_MHz */ 55421ed5574SLen Brown if (has_aperf) { 55521ed5574SLen Brown if (has_base_hz) 5563d109de2SLen Brown outp += sprintf(outp, "\t%.0f", base_hz / units * t->aperf / t->mperf); 55721ed5574SLen Brown else 5583d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 55921ed5574SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 56021ed5574SLen Brown } 561103a8feaSLen Brown 562d7899447SLen Brown /* TSC_MHz */ 5633d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 1.0 * t->tsc/units/interval_float); 564103a8feaSLen Brown 5658e180f3cSLen Brown /* delta */ 5668e180f3cSLen Brown if (extra_delta_offset32) 5673d109de2SLen Brown outp += sprintf(outp, "\t%11llu", t->extra_delta32); 5688e180f3cSLen Brown 5698e180f3cSLen Brown /* DELTA */ 5708e180f3cSLen Brown if (extra_delta_offset64) 5713d109de2SLen Brown outp += sprintf(outp, "\t%11llu", t->extra_delta64); 5722f32edf1SLen Brown /* msr */ 5732f32edf1SLen Brown if (extra_msr_offset32) 5743d109de2SLen Brown outp += sprintf(outp, "\t0x%08llx", t->extra_msr32); 5752f32edf1SLen Brown 576130ff304SLen Brown /* MSR */ 5772f32edf1SLen Brown if (extra_msr_offset64) 5783d109de2SLen Brown outp += sprintf(outp, "\t0x%016llx", t->extra_msr64); 579130ff304SLen Brown 5801cc21f7bSLen Brown if (!debug) 5811cc21f7bSLen Brown goto done; 5821cc21f7bSLen Brown 583562a2d37SLen Brown /* IRQ */ 584562a2d37SLen Brown if (do_irq) 5853d109de2SLen Brown outp += sprintf(outp, "\t%d", t->irq_count); 586562a2d37SLen Brown 5871cc21f7bSLen Brown /* SMI */ 5881cc21f7bSLen Brown if (do_smi) 5893d109de2SLen Brown outp += sprintf(outp, "\t%d", t->smi_count); 5901cc21f7bSLen Brown 591ba3dec99SLen Brown if (do_nhm_cstates) 5923d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->c1/t->tsc); 593c98d5d94SLen Brown 594c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 595c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 596c98d5d94SLen Brown goto done; 597c98d5d94SLen Brown 598fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 5993d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c3/t->tsc); 600103a8feaSLen Brown if (do_nhm_cstates) 6013d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c6/t->tsc); 602103a8feaSLen Brown if (do_snb_cstates) 6033d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c7/t->tsc); 604c98d5d94SLen Brown 605889facbeSLen Brown if (do_dts) 6063d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_temp_c); 607889facbeSLen Brown 608c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 609c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 610c98d5d94SLen Brown goto done; 611c98d5d94SLen Brown 6120b2bb692SLen Brown /* PkgTmp */ 613889facbeSLen Brown if (do_ptm) 6143d109de2SLen Brown outp += sprintf(outp, "\t%d", p->pkg_temp_c); 615889facbeSLen Brown 616fdf676e5SLen Brown /* GFXrc6 */ 6179185e988SLen Brown if (do_gfx_rc6_ms) { 618ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 6193d109de2SLen Brown outp += sprintf(outp, "\t**.**"); 6209185e988SLen Brown } else { 6213d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 6229185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 6239185e988SLen Brown } 6249185e988SLen Brown } 625fdf676e5SLen Brown 62627d47356SLen Brown /* GFXMHz */ 62727d47356SLen Brown if (do_gfx_mhz) 6283d109de2SLen Brown outp += sprintf(outp, "\t%d", p->gfx_mhz); 62927d47356SLen Brown 6300b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 6310b2bb692SLen Brown if (do_skl_residency) { 6323d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 6333d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 6343d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 6353d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 6360b2bb692SLen Brown } 6370b2bb692SLen Brown 638ee7e38e3SLen Brown if (do_pc2) 6393d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc2/t->tsc); 640ee7e38e3SLen Brown if (do_pc3) 6413d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc3/t->tsc); 642ee7e38e3SLen Brown if (do_pc6) 6433d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc6/t->tsc); 644ee7e38e3SLen Brown if (do_pc7) 6453d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc7/t->tsc); 646ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 6473d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc8/t->tsc); 6483d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc9/t->tsc); 6493d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc10/t->tsc); 650ca58710fSKristen Carlson Accardi } 651889facbeSLen Brown 652889facbeSLen Brown /* 653889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 654889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 655889facbeSLen Brown */ 656fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 6573d109de2SLen Brown fmt8 = "\t%.2f"; 658fc04cc67SLen Brown else 659fc04cc67SLen Brown fmt8 = "%6.0f**"; 660889facbeSLen Brown 6615c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 662889facbeSLen Brown if (do_rapl & RAPL_PKG) 663fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 6649148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) 665fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 666889facbeSLen Brown if (do_rapl & RAPL_GFX) 667fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 668889facbeSLen Brown if (do_rapl & RAPL_DRAM) 66940ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 670889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 671fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 672889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 673fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 674d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6755c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 676fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6775c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6785c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 679fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6805c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6815c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 682fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6835c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6845c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 685fc04cc67SLen Brown outp += sprintf(outp, fmt8, 68640ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6875c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 688fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6895c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 690fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 6915c56be9aSDirk Brandewie } 692c98d5d94SLen Brown done: 693c98d5d94SLen Brown outp += sprintf(outp, "\n"); 694c98d5d94SLen Brown 695c98d5d94SLen Brown return 0; 696103a8feaSLen Brown } 697103a8feaSLen Brown 698b7d8c148SLen Brown void flush_output_stdout(void) 699103a8feaSLen Brown { 700b7d8c148SLen Brown FILE *filep; 701b7d8c148SLen Brown 702b7d8c148SLen Brown if (outf == stderr) 703b7d8c148SLen Brown filep = stdout; 704b7d8c148SLen Brown else 705b7d8c148SLen Brown filep = outf; 706b7d8c148SLen Brown 707b7d8c148SLen Brown fputs(output_buffer, filep); 708b7d8c148SLen Brown fflush(filep); 709b7d8c148SLen Brown 710c98d5d94SLen Brown outp = output_buffer; 711c98d5d94SLen Brown } 712b7d8c148SLen Brown void flush_output_stderr(void) 713c98d5d94SLen Brown { 714b7d8c148SLen Brown fputs(output_buffer, outf); 715b7d8c148SLen Brown fflush(outf); 716c98d5d94SLen Brown outp = output_buffer; 717c98d5d94SLen Brown } 718c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 719c98d5d94SLen Brown { 720e23da037SLen Brown static int printed; 721103a8feaSLen Brown 722e23da037SLen Brown if (!printed || !summary_only) 723103a8feaSLen Brown print_header(); 724103a8feaSLen Brown 725c98d5d94SLen Brown if (topo.num_cpus > 1) 726c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 727c98d5d94SLen Brown &average.packages); 728103a8feaSLen Brown 729e23da037SLen Brown printed = 1; 730e23da037SLen Brown 731e23da037SLen Brown if (summary_only) 732e23da037SLen Brown return; 733e23da037SLen Brown 734c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 735103a8feaSLen Brown } 736103a8feaSLen Brown 737889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 738889facbeSLen Brown if (new > old) { \ 739889facbeSLen Brown old = new - old; \ 740889facbeSLen Brown } else { \ 741889facbeSLen Brown old = 0x100000000 + new - old; \ 742889facbeSLen Brown } 743889facbeSLen Brown 744ba3dec99SLen Brown int 745c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 746103a8feaSLen Brown { 7470b2bb692SLen Brown 7480b2bb692SLen Brown if (do_skl_residency) { 7490b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 7500b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 7510b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 7520b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 7530b2bb692SLen Brown } 754c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 755ee7e38e3SLen Brown if (do_pc3) 756c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 757ee7e38e3SLen Brown if (do_pc6) 758c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 759ee7e38e3SLen Brown if (do_pc7) 760c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 761ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 762ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 763ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 764889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 765889facbeSLen Brown 7669185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 7679185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 7689185e988SLen Brown old->gfx_rc6_ms = -1; 7699185e988SLen Brown else 770fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 7719185e988SLen Brown 77227d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 77327d47356SLen Brown 774889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 775889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 776889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 777889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 778889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 779889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 780ba3dec99SLen Brown 781ba3dec99SLen Brown return 0; 782103a8feaSLen Brown } 783103a8feaSLen Brown 784c98d5d94SLen Brown void 785c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 786c98d5d94SLen Brown { 787c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 788c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 789c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 790889facbeSLen Brown old->core_temp_c = new->core_temp_c; 791103a8feaSLen Brown } 792c98d5d94SLen Brown 793c3ae331dSLen Brown /* 794c3ae331dSLen Brown * old = new - old 795c3ae331dSLen Brown */ 796ba3dec99SLen Brown int 797c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 798c98d5d94SLen Brown struct core_data *core_delta) 799c98d5d94SLen Brown { 800c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 801c98d5d94SLen Brown 802103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 803b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 804b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 805b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 806b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 807103a8feaSLen Brown 808c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 809c98d5d94SLen Brown 810a729617cSLen Brown if (has_aperf) { 811c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 812c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 813c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 814c98d5d94SLen Brown } else { 815ba3dec99SLen Brown return -1; 816103a8feaSLen Brown } 817a729617cSLen Brown } 818103a8feaSLen Brown 819c98d5d94SLen Brown 820144b44b1SLen Brown if (use_c1_residency_msr) { 821144b44b1SLen Brown /* 822144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 823144b44b1SLen Brown * which should be more accurate than the derivation below. 824144b44b1SLen Brown */ 825144b44b1SLen Brown } else { 826103a8feaSLen Brown /* 827c3ae331dSLen Brown * As counter collection is not atomic, 828c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 829103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 830103a8feaSLen Brown */ 831c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 832c98d5d94SLen Brown old->c1 = 0; 833c98d5d94SLen Brown else { 834c98d5d94SLen Brown /* normal case, derive c1 */ 835c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 836c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 837c98d5d94SLen Brown } 838144b44b1SLen Brown } 839c3ae331dSLen Brown 840c98d5d94SLen Brown if (old->mperf == 0) { 841b7d8c148SLen Brown if (debug > 1) 842b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 843c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 844c98d5d94SLen Brown } 845103a8feaSLen Brown 8468e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 8478e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 8488e180f3cSLen Brown 8498e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 8508e180f3cSLen Brown 851103a8feaSLen Brown /* 8528e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 853103a8feaSLen Brown */ 8542f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 8552f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 8561ed51011SLen Brown 857562a2d37SLen Brown if (do_irq) 858562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 859562a2d37SLen Brown 8601ed51011SLen Brown if (do_smi) 8611ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 862ba3dec99SLen Brown 863ba3dec99SLen Brown return 0; 864103a8feaSLen Brown } 865c98d5d94SLen Brown 866c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 867c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 868c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 869c98d5d94SLen Brown { 870ba3dec99SLen Brown int retval = 0; 871ba3dec99SLen Brown 872c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 873c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 874c98d5d94SLen Brown delta_core(c, c2); 875c98d5d94SLen Brown 876c98d5d94SLen Brown /* always calculate thread delta */ 877ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 878ba3dec99SLen Brown if (retval) 879ba3dec99SLen Brown return retval; 880c98d5d94SLen Brown 881c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 882c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 883ba3dec99SLen Brown retval = delta_package(p, p2); 884c98d5d94SLen Brown 885ba3dec99SLen Brown return retval; 886103a8feaSLen Brown } 887103a8feaSLen Brown 888c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 889103a8feaSLen Brown { 890c98d5d94SLen Brown t->tsc = 0; 891c98d5d94SLen Brown t->aperf = 0; 892c98d5d94SLen Brown t->mperf = 0; 893c98d5d94SLen Brown t->c1 = 0; 894103a8feaSLen Brown 8958e180f3cSLen Brown t->extra_delta32 = 0; 8968e180f3cSLen Brown t->extra_delta64 = 0; 8978e180f3cSLen Brown 898562a2d37SLen Brown t->irq_count = 0; 899562a2d37SLen Brown t->smi_count = 0; 900562a2d37SLen Brown 901c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 902c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 903c98d5d94SLen Brown 904c98d5d94SLen Brown c->c3 = 0; 905c98d5d94SLen Brown c->c6 = 0; 906c98d5d94SLen Brown c->c7 = 0; 907889facbeSLen Brown c->core_temp_c = 0; 908c98d5d94SLen Brown 9090b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 9100b2bb692SLen Brown p->pkg_any_core_c0 = 0; 9110b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 9120b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 9130b2bb692SLen Brown 914c98d5d94SLen Brown p->pc2 = 0; 915ee7e38e3SLen Brown if (do_pc3) 916c98d5d94SLen Brown p->pc3 = 0; 917ee7e38e3SLen Brown if (do_pc6) 918c98d5d94SLen Brown p->pc6 = 0; 919ee7e38e3SLen Brown if (do_pc7) 920c98d5d94SLen Brown p->pc7 = 0; 921ca58710fSKristen Carlson Accardi p->pc8 = 0; 922ca58710fSKristen Carlson Accardi p->pc9 = 0; 923ca58710fSKristen Carlson Accardi p->pc10 = 0; 924889facbeSLen Brown 925889facbeSLen Brown p->energy_pkg = 0; 926889facbeSLen Brown p->energy_dram = 0; 927889facbeSLen Brown p->energy_cores = 0; 928889facbeSLen Brown p->energy_gfx = 0; 929889facbeSLen Brown p->rapl_pkg_perf_status = 0; 930889facbeSLen Brown p->rapl_dram_perf_status = 0; 931889facbeSLen Brown p->pkg_temp_c = 0; 93227d47356SLen Brown 933fdf676e5SLen Brown p->gfx_rc6_ms = 0; 93427d47356SLen Brown p->gfx_mhz = 0; 935103a8feaSLen Brown } 936c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 937c98d5d94SLen Brown struct pkg_data *p) 938103a8feaSLen Brown { 939c98d5d94SLen Brown average.threads.tsc += t->tsc; 940c98d5d94SLen Brown average.threads.aperf += t->aperf; 941c98d5d94SLen Brown average.threads.mperf += t->mperf; 942c98d5d94SLen Brown average.threads.c1 += t->c1; 94315aaa346SLen Brown 9448e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 9458e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 9468e180f3cSLen Brown 947562a2d37SLen Brown average.threads.irq_count += t->irq_count; 948562a2d37SLen Brown average.threads.smi_count += t->smi_count; 949562a2d37SLen Brown 950c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 951c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 952c98d5d94SLen Brown return 0; 953c98d5d94SLen Brown 954c98d5d94SLen Brown average.cores.c3 += c->c3; 955c98d5d94SLen Brown average.cores.c6 += c->c6; 956c98d5d94SLen Brown average.cores.c7 += c->c7; 957c98d5d94SLen Brown 958889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 959889facbeSLen Brown 960c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 961c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 962c98d5d94SLen Brown return 0; 963c98d5d94SLen Brown 9640b2bb692SLen Brown if (do_skl_residency) { 9650b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 9660b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 9670b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 9680b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 9690b2bb692SLen Brown } 9700b2bb692SLen Brown 971c98d5d94SLen Brown average.packages.pc2 += p->pc2; 972ee7e38e3SLen Brown if (do_pc3) 973c98d5d94SLen Brown average.packages.pc3 += p->pc3; 974ee7e38e3SLen Brown if (do_pc6) 975c98d5d94SLen Brown average.packages.pc6 += p->pc6; 976ee7e38e3SLen Brown if (do_pc7) 977c98d5d94SLen Brown average.packages.pc7 += p->pc7; 978ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 979ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 980ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 981c98d5d94SLen Brown 982889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 983889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 984889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 985889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 986889facbeSLen Brown 987fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 98827d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 98927d47356SLen Brown 990889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 991889facbeSLen Brown 992889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 993889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 994c98d5d94SLen Brown return 0; 995c98d5d94SLen Brown } 996c98d5d94SLen Brown /* 997c98d5d94SLen Brown * sum the counters for all cpus in the system 998c98d5d94SLen Brown * compute the weighted average 999c98d5d94SLen Brown */ 1000c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 1001c98d5d94SLen Brown struct pkg_data *p) 1002c98d5d94SLen Brown { 1003c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1004c98d5d94SLen Brown 1005c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1006c98d5d94SLen Brown 1007c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1008c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1009c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1010c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1011c98d5d94SLen Brown 10128e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 10138e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 10148e180f3cSLen Brown 10158e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 10168e180f3cSLen Brown 1017c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1018c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1019c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 1020c98d5d94SLen Brown 10210b2bb692SLen Brown if (do_skl_residency) { 10220b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 10230b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 10240b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 10250b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 10260b2bb692SLen Brown } 10270b2bb692SLen Brown 1028c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 1029ee7e38e3SLen Brown if (do_pc3) 1030c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 1031ee7e38e3SLen Brown if (do_pc6) 1032c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 1033ee7e38e3SLen Brown if (do_pc7) 1034c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1035ca58710fSKristen Carlson Accardi 1036ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1037ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1038ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1039c98d5d94SLen Brown } 1040c98d5d94SLen Brown 1041c98d5d94SLen Brown static unsigned long long rdtsc(void) 1042c98d5d94SLen Brown { 1043c98d5d94SLen Brown unsigned int low, high; 1044c98d5d94SLen Brown 1045c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1046c98d5d94SLen Brown 1047c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1048c98d5d94SLen Brown } 1049c98d5d94SLen Brown 1050c98d5d94SLen Brown /* 1051c98d5d94SLen Brown * get_counters(...) 1052c98d5d94SLen Brown * migrate to cpu 1053c98d5d94SLen Brown * acquire and record local counters for that cpu 1054c98d5d94SLen Brown */ 1055c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1056c98d5d94SLen Brown { 1057c98d5d94SLen Brown int cpu = t->cpu_id; 1058889facbeSLen Brown unsigned long long msr; 10590102b067SLen Brown int aperf_mperf_retry_count = 0; 1060c98d5d94SLen Brown 1061e52966c0SLen Brown if (cpu_migrate(cpu)) { 1062b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 106315aaa346SLen Brown return -1; 1064e52966c0SLen Brown } 106515aaa346SLen Brown 10660102b067SLen Brown retry: 1067c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 106815aaa346SLen Brown 106915aaa346SLen Brown if (has_aperf) { 10700102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 10710102b067SLen Brown 10720102b067SLen Brown /* 10730102b067SLen Brown * The TSC, APERF and MPERF must be read together for 10740102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 10750102b067SLen Brown * 10760102b067SLen Brown * Unfortunately, APERF and MPERF are read by 10770102b067SLen Brown * individual system call, so delays may occur 10780102b067SLen Brown * between them. If the time to read them 10790102b067SLen Brown * varies by a large amount, we re-read them. 10800102b067SLen Brown */ 10810102b067SLen Brown 10820102b067SLen Brown /* 10830102b067SLen Brown * This initial dummy APERF read has been seen to 10840102b067SLen Brown * reduce jitter in the subsequent reads. 10850102b067SLen Brown */ 10860102b067SLen Brown 10879c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1088c98d5d94SLen Brown return -3; 10890102b067SLen Brown 10900102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 10910102b067SLen Brown 10920102b067SLen Brown tsc_before = t->tsc; 10930102b067SLen Brown 10940102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 10950102b067SLen Brown return -3; 10960102b067SLen Brown 10970102b067SLen Brown tsc_between = rdtsc(); 10980102b067SLen Brown 10999c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1100c98d5d94SLen Brown return -4; 11010102b067SLen Brown 11020102b067SLen Brown tsc_after = rdtsc(); 11030102b067SLen Brown 11040102b067SLen Brown aperf_time = tsc_between - tsc_before; 11050102b067SLen Brown mperf_time = tsc_after - tsc_between; 11060102b067SLen Brown 11070102b067SLen Brown /* 11080102b067SLen Brown * If the system call latency to read APERF and MPERF 11090102b067SLen Brown * differ by more than 2x, then try again. 11100102b067SLen Brown */ 11110102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 11120102b067SLen Brown aperf_mperf_retry_count++; 11130102b067SLen Brown if (aperf_mperf_retry_count < 5) 11140102b067SLen Brown goto retry; 11150102b067SLen Brown else 11160102b067SLen Brown warnx("cpu%d jitter %lld %lld", 11170102b067SLen Brown cpu, aperf_time, mperf_time); 11180102b067SLen Brown } 11190102b067SLen Brown aperf_mperf_retry_count = 0; 11200102b067SLen Brown 1121b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1122b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 112388c3281fSLen Brown } 112488c3281fSLen Brown 1125562a2d37SLen Brown if (do_irq) 1126562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 11271ed51011SLen Brown if (do_smi) { 11281ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 11291ed51011SLen Brown return -5; 11301ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 11311ed51011SLen Brown } 11328e180f3cSLen Brown if (extra_delta_offset32) { 1133889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 11342f32edf1SLen Brown return -5; 1135889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 11368e180f3cSLen Brown } 11378e180f3cSLen Brown 11388e180f3cSLen Brown if (extra_delta_offset64) 11398e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 11408e180f3cSLen Brown return -5; 11418e180f3cSLen Brown 11428e180f3cSLen Brown if (extra_msr_offset32) { 1143889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 11448e180f3cSLen Brown return -5; 1145889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 11468e180f3cSLen Brown } 11472f32edf1SLen Brown 11482f32edf1SLen Brown if (extra_msr_offset64) 11492f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1150c98d5d94SLen Brown return -5; 1151c98d5d94SLen Brown 1152144b44b1SLen Brown if (use_c1_residency_msr) { 1153144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1154144b44b1SLen Brown return -6; 1155144b44b1SLen Brown } 1156144b44b1SLen Brown 1157c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1158c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1159c98d5d94SLen Brown return 0; 1160c98d5d94SLen Brown 1161fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) { 1162c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1163c98d5d94SLen Brown return -6; 1164144b44b1SLen Brown } 1165144b44b1SLen Brown 1166fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_knl_cstates) { 1167c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1168c98d5d94SLen Brown return -7; 1169fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1170fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1171fb5d4327SDasaratharaman Chandramouli return -7; 1172103a8feaSLen Brown } 117315aaa346SLen Brown 117415aaa346SLen Brown if (do_snb_cstates) 1175c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1176c98d5d94SLen Brown return -8; 1177c98d5d94SLen Brown 1178889facbeSLen Brown if (do_dts) { 1179889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1180889facbeSLen Brown return -9; 1181889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1182889facbeSLen Brown } 1183889facbeSLen Brown 1184889facbeSLen Brown 1185c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1186c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1187c98d5d94SLen Brown return 0; 118815aaa346SLen Brown 11890b2bb692SLen Brown if (do_skl_residency) { 11900b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 11910b2bb692SLen Brown return -10; 11920b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 11930b2bb692SLen Brown return -11; 11940b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 11950b2bb692SLen Brown return -12; 11960b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 11970b2bb692SLen Brown return -13; 11980b2bb692SLen Brown } 1199ee7e38e3SLen Brown if (do_pc3) 1200c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1201c98d5d94SLen Brown return -9; 1202ee7e38e3SLen Brown if (do_pc6) 1203c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1204c98d5d94SLen Brown return -10; 1205ee7e38e3SLen Brown if (do_pc2) 1206c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1207c98d5d94SLen Brown return -11; 1208ee7e38e3SLen Brown if (do_pc7) 1209c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1210c98d5d94SLen Brown return -12; 1211ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1212ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1213ca58710fSKristen Carlson Accardi return -13; 1214ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1215ca58710fSKristen Carlson Accardi return -13; 1216ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1217ca58710fSKristen Carlson Accardi return -13; 1218ca58710fSKristen Carlson Accardi } 1219889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1220889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1221889facbeSLen Brown return -13; 1222889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1223889facbeSLen Brown } 12249148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 1225889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1226889facbeSLen Brown return -14; 1227889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1228889facbeSLen Brown } 1229889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1230889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1231889facbeSLen Brown return -15; 1232889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1233889facbeSLen Brown } 1234889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1235889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1236889facbeSLen Brown return -16; 1237889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1238889facbeSLen Brown } 1239889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1240889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1241889facbeSLen Brown return -16; 1242889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1243889facbeSLen Brown } 1244889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1245889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1246889facbeSLen Brown return -16; 1247889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1248889facbeSLen Brown } 1249889facbeSLen Brown if (do_ptm) { 1250889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1251889facbeSLen Brown return -17; 1252889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1253889facbeSLen Brown } 1254fdf676e5SLen Brown 1255fdf676e5SLen Brown if (do_gfx_rc6_ms) 1256fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 1257fdf676e5SLen Brown 125827d47356SLen Brown if (do_gfx_mhz) 125927d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 126027d47356SLen Brown 126115aaa346SLen Brown return 0; 1262103a8feaSLen Brown } 1263103a8feaSLen Brown 1264ee7e38e3SLen Brown /* 1265ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1266ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1267ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1268ee7e38e3SLen Brown */ 1269ee7e38e3SLen Brown 1270ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1271ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1272ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1273ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1274ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1275ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1276ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1277ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1278ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1279ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1280ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1281ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 12820b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 12830b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 12840b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1285ee7e38e3SLen Brown 1286ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1287ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 12880b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1289ee7e38e3SLen Brown 1290e9257f5fSLen 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}; 1291e9257f5fSLen 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}; 1292e9257f5fSLen 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}; 1293e9257f5fSLen Brown int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1294e9257f5fSLen Brown int amt_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1295e9257f5fSLen 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}; 1296e4085d54SLen Brown int bxt_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1297ee7e38e3SLen Brown 1298a2b7b749SLen Brown 1299a2b7b749SLen Brown static void 1300a2b7b749SLen Brown calculate_tsc_tweak() 1301a2b7b749SLen Brown { 1302a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1303a2b7b749SLen Brown } 1304a2b7b749SLen Brown 1305fcd17211SLen Brown static void 1306fcd17211SLen Brown dump_nhm_platform_info(void) 1307103a8feaSLen Brown { 1308103a8feaSLen Brown unsigned long long msr; 1309103a8feaSLen Brown unsigned int ratio; 1310103a8feaSLen Brown 1311ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 1312103a8feaSLen Brown 1313b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 13146574a5d5SLen Brown 1315103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 1316b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1317103a8feaSLen Brown ratio, bclk, ratio * bclk); 1318103a8feaSLen Brown 1319103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1320b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz base frequency\n", 1321103a8feaSLen Brown ratio, bclk, ratio * bclk); 1322103a8feaSLen Brown 13237ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1324b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1325bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 132667920418SLen Brown 1327fcd17211SLen Brown return; 1328fcd17211SLen Brown } 1329fcd17211SLen Brown 1330fcd17211SLen Brown static void 1331fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1332fcd17211SLen Brown { 1333fcd17211SLen Brown unsigned long long msr; 1334fcd17211SLen Brown unsigned int ratio; 1335fcd17211SLen Brown 13367ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1337fcd17211SLen Brown 1338b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1339fcd17211SLen Brown 1340fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1341fcd17211SLen Brown if (ratio) 1342b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1343fcd17211SLen Brown ratio, bclk, ratio * bclk); 1344fcd17211SLen Brown 1345fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1346fcd17211SLen Brown if (ratio) 1347b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1348fcd17211SLen Brown ratio, bclk, ratio * bclk); 1349fcd17211SLen Brown return; 1350fcd17211SLen Brown } 1351fcd17211SLen Brown 1352fcd17211SLen Brown static void 1353fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1354fcd17211SLen Brown { 1355fcd17211SLen Brown unsigned long long msr; 1356fcd17211SLen Brown unsigned int ratio; 13576574a5d5SLen Brown 13587ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 13596574a5d5SLen Brown 1360b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 13616574a5d5SLen Brown 13626574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 13636574a5d5SLen Brown if (ratio) 1364b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 13656574a5d5SLen Brown ratio, bclk, ratio * bclk); 13666574a5d5SLen Brown 13676574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 13686574a5d5SLen Brown if (ratio) 1369b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 13706574a5d5SLen Brown ratio, bclk, ratio * bclk); 13716574a5d5SLen Brown 13726574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 13736574a5d5SLen Brown if (ratio) 1374b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 13756574a5d5SLen Brown ratio, bclk, ratio * bclk); 13766574a5d5SLen Brown 13776574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 13786574a5d5SLen Brown if (ratio) 1379b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 13806574a5d5SLen Brown ratio, bclk, ratio * bclk); 13816574a5d5SLen Brown 13826574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 13836574a5d5SLen Brown if (ratio) 1384b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 13856574a5d5SLen Brown ratio, bclk, ratio * bclk); 13866574a5d5SLen Brown 13876574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 13886574a5d5SLen Brown if (ratio) 1389b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 13906574a5d5SLen Brown ratio, bclk, ratio * bclk); 13916574a5d5SLen Brown 13926574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 13936574a5d5SLen Brown if (ratio) 1394b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 13956574a5d5SLen Brown ratio, bclk, ratio * bclk); 13966574a5d5SLen Brown 13976574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 13986574a5d5SLen Brown if (ratio) 1399b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 14006574a5d5SLen Brown ratio, bclk, ratio * bclk); 1401103a8feaSLen Brown return; 1402fcd17211SLen Brown } 1403fcd17211SLen Brown 1404fcd17211SLen Brown static void 1405fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1406fcd17211SLen Brown { 1407fcd17211SLen Brown unsigned long long msr; 1408fcd17211SLen Brown unsigned int ratio; 1409103a8feaSLen Brown 14107ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1411103a8feaSLen Brown 1412b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 14136574a5d5SLen Brown 14146574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 14156574a5d5SLen Brown if (ratio) 1416b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 14176574a5d5SLen Brown ratio, bclk, ratio * bclk); 14186574a5d5SLen Brown 14196574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 14206574a5d5SLen Brown if (ratio) 1421b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 14226574a5d5SLen Brown ratio, bclk, ratio * bclk); 14236574a5d5SLen Brown 14246574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 14256574a5d5SLen Brown if (ratio) 1426b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 14276574a5d5SLen Brown ratio, bclk, ratio * bclk); 14286574a5d5SLen Brown 14296574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 14306574a5d5SLen Brown if (ratio) 1431b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 14326574a5d5SLen Brown ratio, bclk, ratio * bclk); 14336574a5d5SLen Brown 1434103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1435103a8feaSLen Brown if (ratio) 1436b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1437103a8feaSLen Brown ratio, bclk, ratio * bclk); 1438103a8feaSLen Brown 1439103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1440103a8feaSLen Brown if (ratio) 1441b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1442103a8feaSLen Brown ratio, bclk, ratio * bclk); 1443103a8feaSLen Brown 1444103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1445103a8feaSLen Brown if (ratio) 1446b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1447103a8feaSLen Brown ratio, bclk, ratio * bclk); 1448103a8feaSLen Brown 1449103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1450103a8feaSLen Brown if (ratio) 1451b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1452103a8feaSLen Brown ratio, bclk, ratio * bclk); 1453fcd17211SLen Brown return; 1454fcd17211SLen Brown } 14553a9a941dSLen Brown 1456fcd17211SLen Brown static void 1457fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1458fb5d4327SDasaratharaman Chandramouli { 1459cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 1460cbf97abaSHubert Chrzaniuk 1461fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1462cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 1463cbf97abaSHubert Chrzaniuk int i, b_nr; 1464cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 1465cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 1466fb5d4327SDasaratharaman Chandramouli 1467ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1468fb5d4327SDasaratharaman Chandramouli 1469b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 1470bfae2052SLen Brown base_cpu, msr); 1471fb5d4327SDasaratharaman Chandramouli 1472fb5d4327SDasaratharaman Chandramouli /** 1473fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1474cbf97abaSHubert Chrzaniuk * [0] -- Reserved 1475cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 1476fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1477fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1478fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1479fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1480fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1481fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1482fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1483fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1484fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1485fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1486fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1487fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1488fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1489fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1490fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1491fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1492fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1493fb5d4327SDasaratharaman Chandramouli */ 1494fb5d4327SDasaratharaman Chandramouli 1495cbf97abaSHubert Chrzaniuk b_nr = 0; 1496cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 1497cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 1498cbf97abaSHubert Chrzaniuk 1499cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 1500fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1501cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 1502fb5d4327SDasaratharaman Chandramouli 1503cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 1504cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 1505cbf97abaSHubert Chrzaniuk b_nr++; 1506fb5d4327SDasaratharaman Chandramouli } 1507cbf97abaSHubert Chrzaniuk 1508cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 1509cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 1510b7d8c148SLen Brown fprintf(outf, 1511fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1512cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 1513fb5d4327SDasaratharaman Chandramouli } 1514fb5d4327SDasaratharaman Chandramouli 1515fb5d4327SDasaratharaman Chandramouli static void 1516fcd17211SLen Brown dump_nhm_cst_cfg(void) 1517fcd17211SLen Brown { 1518fcd17211SLen Brown unsigned long long msr; 1519fcd17211SLen Brown 15207ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1521fcd17211SLen Brown 1522fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1523fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1524fcd17211SLen Brown 1525b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr); 1526fcd17211SLen Brown 1527b7d8c148SLen Brown fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1528fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1529fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1530fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1531fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1532fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 15336c34f160SLen Brown (unsigned int)msr & 0xF, 1534fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1535fcd17211SLen Brown return; 1536103a8feaSLen Brown } 1537103a8feaSLen Brown 15386fb3143bSLen Brown static void 15396fb3143bSLen Brown dump_config_tdp(void) 15406fb3143bSLen Brown { 15416fb3143bSLen Brown unsigned long long msr; 15426fb3143bSLen Brown 15436fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 1544b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 1545685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 15466fb3143bSLen Brown 15476fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 1548b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 15496fb3143bSLen Brown if (msr) { 1550685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1551685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1552685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1553685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 15546fb3143bSLen Brown } 1555b7d8c148SLen Brown fprintf(outf, ")\n"); 15566fb3143bSLen Brown 15576fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 1558b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 15596fb3143bSLen Brown if (msr) { 1560685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1561685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1562685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1563685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 15646fb3143bSLen Brown } 1565b7d8c148SLen Brown fprintf(outf, ")\n"); 15666fb3143bSLen Brown 15676fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 1568b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 15696fb3143bSLen Brown if ((msr) & 0x3) 1570b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 1571b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1572b7d8c148SLen Brown fprintf(outf, ")\n"); 15736fb3143bSLen Brown 15746fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 1575b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1576685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 1577b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1578b7d8c148SLen Brown fprintf(outf, ")\n"); 15796fb3143bSLen Brown } 15805a63426eSLen Brown 15815a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 15825a63426eSLen Brown 15835a63426eSLen Brown void print_irtl(void) 15845a63426eSLen Brown { 15855a63426eSLen Brown unsigned long long msr; 15865a63426eSLen Brown 15875a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 15885a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 15895a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 15905a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 15915a63426eSLen Brown 15925a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 15935a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 15945a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 15955a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 15965a63426eSLen Brown 15975a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 15985a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 15995a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16005a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16015a63426eSLen Brown 16025a63426eSLen Brown if (!do_irtl_hsw) 16035a63426eSLen Brown return; 16045a63426eSLen Brown 16055a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 16065a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 16075a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16085a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16095a63426eSLen Brown 16105a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 16115a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 16125a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16135a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16145a63426eSLen Brown 16155a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 16165a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 16175a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16185a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16195a63426eSLen Brown 16205a63426eSLen Brown } 162136229897SLen Brown void free_fd_percpu(void) 162236229897SLen Brown { 162336229897SLen Brown int i; 162436229897SLen Brown 162501a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 162636229897SLen Brown if (fd_percpu[i] != 0) 162736229897SLen Brown close(fd_percpu[i]); 162836229897SLen Brown } 162936229897SLen Brown 163036229897SLen Brown free(fd_percpu); 16316fb3143bSLen Brown } 16326fb3143bSLen Brown 1633c98d5d94SLen Brown void free_all_buffers(void) 1634103a8feaSLen Brown { 1635c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1636c98d5d94SLen Brown cpu_present_set = NULL; 163736229897SLen Brown cpu_present_setsize = 0; 1638103a8feaSLen Brown 1639c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1640c98d5d94SLen Brown cpu_affinity_set = NULL; 1641c98d5d94SLen Brown cpu_affinity_setsize = 0; 1642103a8feaSLen Brown 1643c98d5d94SLen Brown free(thread_even); 1644c98d5d94SLen Brown free(core_even); 1645c98d5d94SLen Brown free(package_even); 1646103a8feaSLen Brown 1647c98d5d94SLen Brown thread_even = NULL; 1648c98d5d94SLen Brown core_even = NULL; 1649c98d5d94SLen Brown package_even = NULL; 1650103a8feaSLen Brown 1651c98d5d94SLen Brown free(thread_odd); 1652c98d5d94SLen Brown free(core_odd); 1653c98d5d94SLen Brown free(package_odd); 1654103a8feaSLen Brown 1655c98d5d94SLen Brown thread_odd = NULL; 1656c98d5d94SLen Brown core_odd = NULL; 1657c98d5d94SLen Brown package_odd = NULL; 1658103a8feaSLen Brown 1659c98d5d94SLen Brown free(output_buffer); 1660c98d5d94SLen Brown output_buffer = NULL; 1661c98d5d94SLen Brown outp = NULL; 166236229897SLen Brown 166336229897SLen Brown free_fd_percpu(); 1664562a2d37SLen Brown 1665562a2d37SLen Brown free(irq_column_2_cpu); 1666562a2d37SLen Brown free(irqs_per_cpu); 1667103a8feaSLen Brown } 1668103a8feaSLen Brown 1669103a8feaSLen Brown /* 167057a42a34SJosh Triplett * Open a file, and exit on failure 167157a42a34SJosh Triplett */ 167257a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 167357a42a34SJosh Triplett { 1674b7d8c148SLen Brown FILE *filep = fopen(path, mode); 1675b2c95d90SJosh Triplett if (!filep) 1676b2c95d90SJosh Triplett err(1, "%s: open failed", path); 167757a42a34SJosh Triplett return filep; 167857a42a34SJosh Triplett } 167957a42a34SJosh Triplett 168057a42a34SJosh Triplett /* 168195aebc44SJosh Triplett * Parse a file containing a single int. 168295aebc44SJosh Triplett */ 168395aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 168495aebc44SJosh Triplett { 168595aebc44SJosh Triplett va_list args; 168695aebc44SJosh Triplett char path[PATH_MAX]; 168795aebc44SJosh Triplett FILE *filep; 168895aebc44SJosh Triplett int value; 168995aebc44SJosh Triplett 169095aebc44SJosh Triplett va_start(args, fmt); 169195aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 169295aebc44SJosh Triplett va_end(args); 169357a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1694b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1695b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 169695aebc44SJosh Triplett fclose(filep); 169795aebc44SJosh Triplett return value; 169895aebc44SJosh Triplett } 169995aebc44SJosh Triplett 170095aebc44SJosh Triplett /* 1701e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1702e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1703e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1704103a8feaSLen Brown */ 1705e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1706103a8feaSLen Brown { 1707e275b388SDasaratharaman Chandramouli char path[64]; 1708e275b388SDasaratharaman Chandramouli FILE *filep; 1709e275b388SDasaratharaman Chandramouli int this_cpu; 1710e275b388SDasaratharaman Chandramouli char character; 1711e275b388SDasaratharaman Chandramouli int i; 1712e275b388SDasaratharaman Chandramouli 1713e275b388SDasaratharaman Chandramouli sprintf(path, 1714e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1715e275b388SDasaratharaman Chandramouli cpu); 1716e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1717e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1718e275b388SDasaratharaman Chandramouli perror(path); 1719e275b388SDasaratharaman Chandramouli exit(1); 1720e275b388SDasaratharaman Chandramouli } 1721e275b388SDasaratharaman Chandramouli 1722e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1723e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1724e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1725e275b388SDasaratharaman Chandramouli fclose(filep); 1726e275b388SDasaratharaman Chandramouli return i; 1727e275b388SDasaratharaman Chandramouli } 1728e275b388SDasaratharaman Chandramouli 1729e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1730e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1731e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1732e275b388SDasaratharaman Chandramouli } 1733e275b388SDasaratharaman Chandramouli 1734e275b388SDasaratharaman Chandramouli fclose(filep); 1735e275b388SDasaratharaman Chandramouli return -1; 1736c98d5d94SLen Brown } 1737103a8feaSLen Brown 1738c98d5d94SLen Brown /* 1739c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1740c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1741c98d5d94SLen Brown */ 1742c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1743c98d5d94SLen Brown { 174495aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1745103a8feaSLen Brown } 1746103a8feaSLen Brown 1747103a8feaSLen Brown int get_physical_package_id(int cpu) 1748103a8feaSLen Brown { 174995aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1750103a8feaSLen Brown } 1751103a8feaSLen Brown 1752103a8feaSLen Brown int get_core_id(int cpu) 1753103a8feaSLen Brown { 175495aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1755103a8feaSLen Brown } 1756103a8feaSLen Brown 1757c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1758c98d5d94SLen Brown { 1759c98d5d94SLen Brown char path[80]; 1760c98d5d94SLen Brown FILE *filep; 1761e275b388SDasaratharaman Chandramouli int sib1; 1762e275b388SDasaratharaman Chandramouli int matches = 0; 1763c98d5d94SLen Brown char character; 1764e275b388SDasaratharaman Chandramouli char str[100]; 1765e275b388SDasaratharaman Chandramouli char *ch; 1766c98d5d94SLen Brown 1767c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 176857a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1769e275b388SDasaratharaman Chandramouli 1770103a8feaSLen Brown /* 1771c98d5d94SLen Brown * file format: 1772e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1773e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1774c98d5d94SLen Brown */ 1775e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 1776e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 1777e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 1778e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 1779e275b388SDasaratharaman Chandramouli while (ch != NULL) { 1780e275b388SDasaratharaman Chandramouli matches++; 1781e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 1782e275b388SDasaratharaman Chandramouli } 1783c98d5d94SLen Brown 1784c98d5d94SLen Brown fclose(filep); 1785e275b388SDasaratharaman Chandramouli return matches+1; 1786c98d5d94SLen Brown } 1787c98d5d94SLen Brown 1788c98d5d94SLen Brown /* 1789c98d5d94SLen Brown * run func(thread, core, package) in topology order 1790c98d5d94SLen Brown * skip non-present cpus 1791103a8feaSLen Brown */ 1792103a8feaSLen Brown 1793c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1794c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1795c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1796c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1797c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1798c98d5d94SLen Brown struct pkg_data *pkg_base2) 1799c98d5d94SLen Brown { 1800c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1801c98d5d94SLen Brown 1802c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1803c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1804c98d5d94SLen Brown for (thread_no = 0; thread_no < 1805c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1806c98d5d94SLen Brown struct thread_data *t, *t2; 1807c98d5d94SLen Brown struct core_data *c, *c2; 1808c98d5d94SLen Brown struct pkg_data *p, *p2; 1809c98d5d94SLen Brown 1810c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1811c98d5d94SLen Brown 1812c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1813c98d5d94SLen Brown continue; 1814c98d5d94SLen Brown 1815c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1816c98d5d94SLen Brown 1817c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1818c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1819c98d5d94SLen Brown 1820c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1821c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1822c98d5d94SLen Brown 1823c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1824c98d5d94SLen Brown if (retval) 1825c98d5d94SLen Brown return retval; 1826c98d5d94SLen Brown } 1827c98d5d94SLen Brown } 1828c98d5d94SLen Brown } 1829c98d5d94SLen Brown return 0; 1830c98d5d94SLen Brown } 1831c98d5d94SLen Brown 1832c98d5d94SLen Brown /* 1833c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1834c98d5d94SLen Brown * return max_cpu number 1835c98d5d94SLen Brown */ 1836c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1837103a8feaSLen Brown { 1838103a8feaSLen Brown FILE *fp; 1839c98d5d94SLen Brown int cpu_num; 1840103a8feaSLen Brown int retval; 1841103a8feaSLen Brown 184257a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1843103a8feaSLen Brown 1844103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1845b2c95d90SJosh Triplett if (retval != 0) 1846b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1847103a8feaSLen Brown 1848c98d5d94SLen Brown while (1) { 1849c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1850103a8feaSLen Brown if (retval != 1) 1851103a8feaSLen Brown break; 1852103a8feaSLen Brown 1853c98d5d94SLen Brown retval = func(cpu_num); 1854c98d5d94SLen Brown if (retval) { 1855c98d5d94SLen Brown fclose(fp); 1856c98d5d94SLen Brown return(retval); 1857c98d5d94SLen Brown } 1858103a8feaSLen Brown } 1859103a8feaSLen Brown fclose(fp); 1860c98d5d94SLen Brown return 0; 1861103a8feaSLen Brown } 1862103a8feaSLen Brown 1863103a8feaSLen Brown void re_initialize(void) 1864103a8feaSLen Brown { 1865c98d5d94SLen Brown free_all_buffers(); 1866c98d5d94SLen Brown setup_all_buffers(); 1867c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1868103a8feaSLen Brown } 1869103a8feaSLen Brown 1870c98d5d94SLen Brown 1871103a8feaSLen Brown /* 1872c98d5d94SLen Brown * count_cpus() 1873c98d5d94SLen Brown * remember the last one seen, it will be the max 1874103a8feaSLen Brown */ 1875c98d5d94SLen Brown int count_cpus(int cpu) 1876103a8feaSLen Brown { 1877c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1878c98d5d94SLen Brown topo.max_cpu_num = cpu; 1879103a8feaSLen Brown 1880c98d5d94SLen Brown topo.num_cpus += 1; 1881c98d5d94SLen Brown return 0; 1882103a8feaSLen Brown } 1883c98d5d94SLen Brown int mark_cpu_present(int cpu) 1884c98d5d94SLen Brown { 1885c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 188615aaa346SLen Brown return 0; 1887103a8feaSLen Brown } 1888103a8feaSLen Brown 1889562a2d37SLen Brown /* 1890562a2d37SLen Brown * snapshot_proc_interrupts() 1891562a2d37SLen Brown * 1892562a2d37SLen Brown * read and record summary of /proc/interrupts 1893562a2d37SLen Brown * 1894562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 1895562a2d37SLen Brown */ 1896562a2d37SLen Brown int snapshot_proc_interrupts(void) 1897562a2d37SLen Brown { 1898562a2d37SLen Brown static FILE *fp; 1899562a2d37SLen Brown int column, retval; 1900562a2d37SLen Brown 1901562a2d37SLen Brown if (fp == NULL) 1902562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 1903562a2d37SLen Brown else 1904562a2d37SLen Brown rewind(fp); 1905562a2d37SLen Brown 1906562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 1907562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 1908562a2d37SLen Brown int cpu_number; 1909562a2d37SLen Brown 1910562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 1911562a2d37SLen Brown if (retval != 1) 1912562a2d37SLen Brown break; 1913562a2d37SLen Brown 1914562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 1915562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 1916562a2d37SLen Brown return 1; 1917562a2d37SLen Brown } 1918562a2d37SLen Brown 1919562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 1920562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 1921562a2d37SLen Brown } 1922562a2d37SLen Brown 1923562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 1924562a2d37SLen Brown while (1) { 1925562a2d37SLen Brown int column; 1926562a2d37SLen Brown char buf[64]; 1927562a2d37SLen Brown 1928562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 1929562a2d37SLen Brown if (retval != 1) 1930562a2d37SLen Brown break; 1931562a2d37SLen Brown 1932562a2d37SLen Brown /* read the count per cpu */ 1933562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 1934562a2d37SLen Brown 1935562a2d37SLen Brown int cpu_number, irq_count; 1936562a2d37SLen Brown 1937562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 1938562a2d37SLen Brown if (retval != 1) 1939562a2d37SLen Brown break; 1940562a2d37SLen Brown 1941562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 1942562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 1943562a2d37SLen Brown 1944562a2d37SLen Brown } 1945562a2d37SLen Brown 1946562a2d37SLen Brown while (getc(fp) != '\n') 1947562a2d37SLen Brown ; /* flush interrupt description */ 1948562a2d37SLen Brown 1949562a2d37SLen Brown } 1950562a2d37SLen Brown return 0; 1951562a2d37SLen Brown } 195227d47356SLen Brown /* 1953fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 1954fdf676e5SLen Brown * 1955fdf676e5SLen Brown * record snapshot of 1956fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 1957fdf676e5SLen Brown * 1958fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 1959fdf676e5SLen Brown */ 1960fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 1961fdf676e5SLen Brown { 1962fdf676e5SLen Brown FILE *fp; 1963fdf676e5SLen Brown int retval; 1964fdf676e5SLen Brown 1965fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 1966fdf676e5SLen Brown 1967fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 1968fdf676e5SLen Brown if (retval != 1) 1969fdf676e5SLen Brown err(1, "GFX rc6"); 1970fdf676e5SLen Brown 1971fdf676e5SLen Brown fclose(fp); 1972fdf676e5SLen Brown 1973fdf676e5SLen Brown return 0; 1974fdf676e5SLen Brown } 1975fdf676e5SLen Brown /* 197627d47356SLen Brown * snapshot_gfx_mhz() 197727d47356SLen Brown * 197827d47356SLen Brown * record snapshot of 197927d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 198027d47356SLen Brown * 198127d47356SLen Brown * return 1 if config change requires a restart, else return 0 198227d47356SLen Brown */ 198327d47356SLen Brown int snapshot_gfx_mhz(void) 198427d47356SLen Brown { 198527d47356SLen Brown static FILE *fp; 198627d47356SLen Brown int retval; 198727d47356SLen Brown 198827d47356SLen Brown if (fp == NULL) 198927d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 199027d47356SLen Brown else 199127d47356SLen Brown rewind(fp); 199227d47356SLen Brown 199327d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 199427d47356SLen Brown if (retval != 1) 199527d47356SLen Brown err(1, "GFX MHz"); 199627d47356SLen Brown 199727d47356SLen Brown return 0; 199827d47356SLen Brown } 1999562a2d37SLen Brown 2000562a2d37SLen Brown /* 2001562a2d37SLen Brown * snapshot /proc and /sys files 2002562a2d37SLen Brown * 2003562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2004562a2d37SLen Brown */ 2005562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2006562a2d37SLen Brown { 2007562a2d37SLen Brown if (snapshot_proc_interrupts()) 2008562a2d37SLen Brown return 1; 2009562a2d37SLen Brown 2010fdf676e5SLen Brown if (do_gfx_rc6_ms) 2011fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2012fdf676e5SLen Brown 201327d47356SLen Brown if (do_gfx_mhz) 201427d47356SLen Brown snapshot_gfx_mhz(); 201527d47356SLen Brown 2016562a2d37SLen Brown return 0; 2017562a2d37SLen Brown } 2018562a2d37SLen Brown 2019103a8feaSLen Brown void turbostat_loop() 2020103a8feaSLen Brown { 2021c98d5d94SLen Brown int retval; 2022e52966c0SLen Brown int restarted = 0; 2023c98d5d94SLen Brown 2024103a8feaSLen Brown restart: 2025e52966c0SLen Brown restarted++; 2026e52966c0SLen Brown 2027562a2d37SLen Brown snapshot_proc_sysfs_files(); 2028c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2029d91bb17cSLen Brown if (retval < -1) { 2030d91bb17cSLen Brown exit(retval); 2031d91bb17cSLen Brown } else if (retval == -1) { 2032e52966c0SLen Brown if (restarted > 1) { 2033e52966c0SLen Brown exit(retval); 2034e52966c0SLen Brown } 2035c98d5d94SLen Brown re_initialize(); 2036c98d5d94SLen Brown goto restart; 2037c98d5d94SLen Brown } 2038e52966c0SLen Brown restarted = 0; 2039103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2040103a8feaSLen Brown 2041103a8feaSLen Brown while (1) { 2042c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 2043103a8feaSLen Brown re_initialize(); 2044103a8feaSLen Brown goto restart; 2045103a8feaSLen Brown } 20462a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2047562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2048562a2d37SLen Brown goto restart; 2049c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 2050d91bb17cSLen Brown if (retval < -1) { 2051d91bb17cSLen Brown exit(retval); 2052d91bb17cSLen Brown } else if (retval == -1) { 205315aaa346SLen Brown re_initialize(); 205415aaa346SLen Brown goto restart; 205515aaa346SLen Brown } 2056103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 2057103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 2058ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 2059ba3dec99SLen Brown re_initialize(); 2060ba3dec99SLen Brown goto restart; 2061ba3dec99SLen Brown } 2062c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 2063c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 2064b7d8c148SLen Brown flush_output_stdout(); 20652a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2066562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2067562a2d37SLen Brown goto restart; 2068c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2069d91bb17cSLen Brown if (retval < -1) { 2070d91bb17cSLen Brown exit(retval); 2071d91bb17cSLen Brown } else if (retval == -1) { 2072103a8feaSLen Brown re_initialize(); 2073103a8feaSLen Brown goto restart; 2074103a8feaSLen Brown } 2075103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2076103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 2077ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 2078ba3dec99SLen Brown re_initialize(); 2079ba3dec99SLen Brown goto restart; 2080ba3dec99SLen Brown } 2081c98d5d94SLen Brown compute_average(ODD_COUNTERS); 2082c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 2083b7d8c148SLen Brown flush_output_stdout(); 2084103a8feaSLen Brown } 2085103a8feaSLen Brown } 2086103a8feaSLen Brown 2087103a8feaSLen Brown void check_dev_msr() 2088103a8feaSLen Brown { 2089103a8feaSLen Brown struct stat sb; 20907ce7d5deSPrarit Bhargava char pathname[32]; 2091103a8feaSLen Brown 20927ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 20937ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 2094a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 2095d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 2096103a8feaSLen Brown } 2097103a8feaSLen Brown 209898481e79SLen Brown void check_permissions() 2099103a8feaSLen Brown { 210098481e79SLen Brown struct __user_cap_header_struct cap_header_data; 210198481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 210298481e79SLen Brown struct __user_cap_data_struct cap_data_data; 210398481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 210498481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 210598481e79SLen Brown int do_exit = 0; 21067ce7d5deSPrarit Bhargava char pathname[32]; 210798481e79SLen Brown 210898481e79SLen Brown /* check for CAP_SYS_RAWIO */ 210998481e79SLen Brown cap_header->pid = getpid(); 211098481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 211198481e79SLen Brown if (capget(cap_header, cap_data) < 0) 211298481e79SLen Brown err(-6, "capget(2) failed"); 211398481e79SLen Brown 211498481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 211598481e79SLen Brown do_exit++; 211698481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 211798481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 211898481e79SLen Brown } 211998481e79SLen Brown 212098481e79SLen Brown /* test file permissions */ 21217ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 21227ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 212398481e79SLen Brown do_exit++; 212498481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 212598481e79SLen Brown } 212698481e79SLen Brown 212798481e79SLen Brown /* if all else fails, thell them to be root */ 212898481e79SLen Brown if (do_exit) 2129b2c95d90SJosh Triplett if (getuid() != 0) 2130d7899447SLen Brown warnx("... or simply run as root"); 213198481e79SLen Brown 213298481e79SLen Brown if (do_exit) 213398481e79SLen Brown exit(-6); 2134103a8feaSLen Brown } 2135103a8feaSLen Brown 2136d7899447SLen Brown /* 2137d7899447SLen Brown * NHM adds support for additional MSRs: 2138d7899447SLen Brown * 2139d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 2140d7899447SLen Brown * 2141ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 2142d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 2143d7899447SLen Brown * 2144d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 2145d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 2146d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 2147d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 2148d7899447SLen Brown * 2149ee7e38e3SLen Brown * Side effect: 2150ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 2151d7899447SLen Brown */ 2152ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 2153103a8feaSLen Brown { 2154ee7e38e3SLen Brown unsigned long long msr; 215521ed5574SLen Brown unsigned int base_ratio; 2156ee7e38e3SLen Brown int *pkg_cstate_limits; 2157ee7e38e3SLen Brown 2158103a8feaSLen Brown if (!genuine_intel) 2159103a8feaSLen Brown return 0; 2160103a8feaSLen Brown 2161103a8feaSLen Brown if (family != 6) 2162103a8feaSLen Brown return 0; 2163103a8feaSLen Brown 216421ed5574SLen Brown bclk = discover_bclk(family, model); 216521ed5574SLen Brown 2166103a8feaSLen Brown switch (model) { 2167869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 2168869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 2169103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 2170869ce69eSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 2171869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 2172869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 2173869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 2174ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 2175ee7e38e3SLen Brown break; 2176869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 2177869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 2178869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2179869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2180ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 2181ee7e38e3SLen Brown break; 2182869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2183869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2184869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2185869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2186869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2187869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2188869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2189869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2190869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2191869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2192869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2193869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2194869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 2195ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 2196ee7e38e3SLen Brown break; 2197869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 2198869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 2199ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 2200ee7e38e3SLen Brown break; 2201869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 2202ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 2203ee7e38e3SLen Brown break; 2204869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 2205*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2206ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 2207ee7e38e3SLen Brown break; 2208869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 2209869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 2210e4085d54SLen Brown pkg_cstate_limits = bxt_pkg_cstate_limits; 2211e4085d54SLen Brown break; 2212103a8feaSLen Brown default: 2213103a8feaSLen Brown return 0; 2214103a8feaSLen Brown } 22157ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 2216e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 2217ee7e38e3SLen Brown 2218ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 221921ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 222021ed5574SLen Brown 222121ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 222221ed5574SLen Brown has_base_hz = 1; 2223ee7e38e3SLen Brown return 1; 2224103a8feaSLen Brown } 2225d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 2226d7899447SLen Brown { 2227d7899447SLen Brown switch (model) { 2228d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 2229869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 2230869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 2231869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 2232*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2233d7899447SLen Brown return 0; 2234d7899447SLen Brown default: 2235d7899447SLen Brown return 1; 2236d7899447SLen Brown } 2237d7899447SLen Brown } 22386574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 22396574a5d5SLen Brown { 22406574a5d5SLen Brown if (!genuine_intel) 22416574a5d5SLen Brown return 0; 22426574a5d5SLen Brown 22436574a5d5SLen Brown if (family != 6) 22446574a5d5SLen Brown return 0; 22456574a5d5SLen Brown 22466574a5d5SLen Brown switch (model) { 2247869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2248869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 22496574a5d5SLen Brown return 1; 22506574a5d5SLen Brown default: 22516574a5d5SLen Brown return 0; 22526574a5d5SLen Brown } 22536574a5d5SLen Brown } 2254fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 2255fcd17211SLen Brown { 2256fcd17211SLen Brown if (!genuine_intel) 2257fcd17211SLen Brown return 0; 2258fcd17211SLen Brown 2259fcd17211SLen Brown if (family != 6) 2260fcd17211SLen Brown return 0; 2261fcd17211SLen Brown 2262fcd17211SLen Brown switch (model) { 2263869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 2264fcd17211SLen Brown return 1; 2265fcd17211SLen Brown default: 2266fcd17211SLen Brown return 0; 2267fcd17211SLen Brown } 2268fcd17211SLen Brown } 2269fcd17211SLen Brown 2270fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 2271fb5d4327SDasaratharaman Chandramouli { 2272fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2273fb5d4327SDasaratharaman Chandramouli return 0; 2274fb5d4327SDasaratharaman Chandramouli 2275fb5d4327SDasaratharaman Chandramouli if (family != 6) 2276fb5d4327SDasaratharaman Chandramouli return 0; 2277fb5d4327SDasaratharaman Chandramouli 2278fb5d4327SDasaratharaman Chandramouli switch (model) { 2279869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 2280*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2281fb5d4327SDasaratharaman Chandramouli return 1; 2282fb5d4327SDasaratharaman Chandramouli default: 2283fb5d4327SDasaratharaman Chandramouli return 0; 2284fb5d4327SDasaratharaman Chandramouli } 2285fb5d4327SDasaratharaman Chandramouli } 22866fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 22876fb3143bSLen Brown { 22886fb3143bSLen Brown if (!genuine_intel) 22896fb3143bSLen Brown return 0; 22906fb3143bSLen Brown 22916fb3143bSLen Brown if (family != 6) 22926fb3143bSLen Brown return 0; 22936fb3143bSLen Brown 22946fb3143bSLen Brown switch (model) { 2295869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2296869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2297869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2298869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2299869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2300869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2301869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2302869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2303869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2304869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2305869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2306869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2307869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2308869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 23096fb3143bSLen Brown 2310869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 2311*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 23126fb3143bSLen Brown return 1; 23136fb3143bSLen Brown default: 23146fb3143bSLen Brown return 0; 23156fb3143bSLen Brown } 23166fb3143bSLen Brown } 23176fb3143bSLen Brown 2318fcd17211SLen Brown static void 23191b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 2320fcd17211SLen Brown { 2321fcd17211SLen Brown if (!do_nhm_platform_info) 2322fcd17211SLen Brown return; 2323fcd17211SLen Brown 2324fcd17211SLen Brown dump_nhm_platform_info(); 2325fcd17211SLen Brown 2326fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 2327fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 2328fcd17211SLen Brown 2329fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 2330fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 2331fcd17211SLen Brown 2332fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 2333fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 2334fcd17211SLen Brown 2335fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 2336fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 2337fb5d4327SDasaratharaman Chandramouli 23386fb3143bSLen Brown if (has_config_tdp(family, model)) 23396fb3143bSLen Brown dump_config_tdp(); 23406fb3143bSLen Brown 2341fcd17211SLen Brown dump_nhm_cst_cfg(); 2342fcd17211SLen Brown } 2343fcd17211SLen Brown 23446574a5d5SLen Brown 2345889facbeSLen Brown /* 2346889facbeSLen Brown * print_epb() 2347889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2348889facbeSLen Brown */ 2349889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2350889facbeSLen Brown { 2351889facbeSLen Brown unsigned long long msr; 2352889facbeSLen Brown char *epb_string; 2353889facbeSLen Brown int cpu; 2354889facbeSLen Brown 2355889facbeSLen Brown if (!has_epb) 2356889facbeSLen Brown return 0; 2357889facbeSLen Brown 2358889facbeSLen Brown cpu = t->cpu_id; 2359889facbeSLen Brown 2360889facbeSLen Brown /* EPB is per-package */ 2361889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2362889facbeSLen Brown return 0; 2363889facbeSLen Brown 2364889facbeSLen Brown if (cpu_migrate(cpu)) { 2365b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2366889facbeSLen Brown return -1; 2367889facbeSLen Brown } 2368889facbeSLen Brown 2369889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2370889facbeSLen Brown return 0; 2371889facbeSLen Brown 2372e9be7dd6SLen Brown switch (msr & 0xF) { 2373889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2374889facbeSLen Brown epb_string = "performance"; 2375889facbeSLen Brown break; 2376889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2377889facbeSLen Brown epb_string = "balanced"; 2378889facbeSLen Brown break; 2379889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2380889facbeSLen Brown epb_string = "powersave"; 2381889facbeSLen Brown break; 2382889facbeSLen Brown default: 2383889facbeSLen Brown epb_string = "custom"; 2384889facbeSLen Brown break; 2385889facbeSLen Brown } 2386b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2387889facbeSLen Brown 2388889facbeSLen Brown return 0; 2389889facbeSLen Brown } 23907f5c258eSLen Brown /* 23917f5c258eSLen Brown * print_hwp() 23927f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 23937f5c258eSLen Brown */ 23947f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 23957f5c258eSLen Brown { 23967f5c258eSLen Brown unsigned long long msr; 23977f5c258eSLen Brown int cpu; 23987f5c258eSLen Brown 23997f5c258eSLen Brown if (!has_hwp) 24007f5c258eSLen Brown return 0; 24017f5c258eSLen Brown 24027f5c258eSLen Brown cpu = t->cpu_id; 24037f5c258eSLen Brown 24047f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 24057f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 24067f5c258eSLen Brown return 0; 24077f5c258eSLen Brown 24087f5c258eSLen Brown if (cpu_migrate(cpu)) { 2409b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 24107f5c258eSLen Brown return -1; 24117f5c258eSLen Brown } 24127f5c258eSLen Brown 24137f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 24147f5c258eSLen Brown return 0; 24157f5c258eSLen Brown 2416b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 24177f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 24187f5c258eSLen Brown 24197f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 24207f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 24217f5c258eSLen Brown return 0; 24227f5c258eSLen Brown 24237f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 24247f5c258eSLen Brown return 0; 24257f5c258eSLen Brown 2426b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 24277f5c258eSLen Brown "(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n", 24287f5c258eSLen Brown cpu, msr, 24297f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 24307f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 24317f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 24327f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 24337f5c258eSLen Brown 24347f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 24357f5c258eSLen Brown return 0; 24367f5c258eSLen Brown 2437b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 24387f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n", 24397f5c258eSLen Brown cpu, msr, 24407f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 24417f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 24427f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 24437f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 24447f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 24457f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 24467f5c258eSLen Brown 24477f5c258eSLen Brown if (has_hwp_pkg) { 24487f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 24497f5c258eSLen Brown return 0; 24507f5c258eSLen Brown 2451b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 24527f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n", 24537f5c258eSLen Brown cpu, msr, 24547f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 24557f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 24567f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 24577f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 24587f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 24597f5c258eSLen Brown } 24607f5c258eSLen Brown if (has_hwp_notify) { 24617f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 24627f5c258eSLen Brown return 0; 24637f5c258eSLen Brown 2464b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 24657f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 24667f5c258eSLen Brown cpu, msr, 24677f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 24687f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 24697f5c258eSLen Brown } 24707f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 24717f5c258eSLen Brown return 0; 24727f5c258eSLen Brown 2473b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 24747f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 24757f5c258eSLen Brown cpu, msr, 24767f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 24777f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 2478889facbeSLen Brown 2479889facbeSLen Brown return 0; 2480889facbeSLen Brown } 2481889facbeSLen Brown 24823a9a941dSLen Brown /* 24833a9a941dSLen Brown * print_perf_limit() 24843a9a941dSLen Brown */ 24853a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 24863a9a941dSLen Brown { 24873a9a941dSLen Brown unsigned long long msr; 24883a9a941dSLen Brown int cpu; 24893a9a941dSLen Brown 24903a9a941dSLen Brown cpu = t->cpu_id; 24913a9a941dSLen Brown 24923a9a941dSLen Brown /* per-package */ 24933a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 24943a9a941dSLen Brown return 0; 24953a9a941dSLen Brown 24963a9a941dSLen Brown if (cpu_migrate(cpu)) { 2497b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 24983a9a941dSLen Brown return -1; 24993a9a941dSLen Brown } 25003a9a941dSLen Brown 25013a9a941dSLen Brown if (do_core_perf_limit_reasons) { 25023a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 2503b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2504b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 2505e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 25063a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 2507e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 2508e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 2509e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 2510e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 2511e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 2512e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 2513e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 2514e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 2515e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 2516e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 2517e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 2518e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 2519b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 2520e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 25213a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 2522e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 2523e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 2524e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 2525e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 2526e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 2527e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 2528e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 2529e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 2530e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 2531e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 2532e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 2533e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 25343a9a941dSLen Brown 25353a9a941dSLen Brown } 25363a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 25373a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 2538b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2539b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 25403a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 25413a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 25423a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 25433a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 25443a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 25453a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 25463a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 25473a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2548b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 25493a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 25503a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 25513a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 25523a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 25533a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 25543a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 25553a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 25563a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 25573a9a941dSLen Brown } 25583a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 25593a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 2560b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2561b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 25623a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 25633a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 25643a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 25653a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 25663a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 25673a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2568b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 25693a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 25703a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 25713a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 25723a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 25733a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 25743a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 25753a9a941dSLen Brown } 25763a9a941dSLen Brown return 0; 25773a9a941dSLen Brown } 25783a9a941dSLen Brown 2579889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 2580889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 2581889facbeSLen Brown 25821b69317dSColin Ian King double get_tdp(unsigned int model) 2583144b44b1SLen Brown { 2584144b44b1SLen Brown unsigned long long msr; 2585144b44b1SLen Brown 2586144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 25877ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 2588144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 2589144b44b1SLen Brown 2590144b44b1SLen Brown switch (model) { 2591869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: 2592869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: 2593144b44b1SLen Brown return 30.0; 2594144b44b1SLen Brown default: 2595144b44b1SLen Brown return 135.0; 2596144b44b1SLen Brown } 2597144b44b1SLen Brown } 2598144b44b1SLen Brown 259940ee8e3bSAndrey Semin /* 260040ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 260140ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 260240ee8e3bSAndrey Semin */ 260340ee8e3bSAndrey Semin static double 260440ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 260540ee8e3bSAndrey Semin { 260640ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 260740ee8e3bSAndrey Semin 260840ee8e3bSAndrey Semin switch (model) { 2609869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2610869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2611869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2612869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 2613*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 261440ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 261540ee8e3bSAndrey Semin default: 261640ee8e3bSAndrey Semin return (rapl_energy_units); 261740ee8e3bSAndrey Semin } 261840ee8e3bSAndrey Semin } 261940ee8e3bSAndrey Semin 2620144b44b1SLen Brown 2621889facbeSLen Brown /* 2622889facbeSLen Brown * rapl_probe() 2623889facbeSLen Brown * 2624144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 2625889facbeSLen Brown */ 2626889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2627889facbeSLen Brown { 2628889facbeSLen Brown unsigned long long msr; 2629144b44b1SLen Brown unsigned int time_unit; 2630889facbeSLen Brown double tdp; 2631889facbeSLen Brown 2632889facbeSLen Brown if (!genuine_intel) 2633889facbeSLen Brown return; 2634889facbeSLen Brown 2635889facbeSLen Brown if (family != 6) 2636889facbeSLen Brown return; 2637889facbeSLen Brown 2638889facbeSLen Brown switch (model) { 2639869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 2640869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 2641869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2642869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2643869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2644869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2645869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2646144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2647889facbeSLen Brown break; 2648869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 2649e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 2650e4085d54SLen Brown break; 2651869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2652869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2653869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2654869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 26550b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 26560b2bb692SLen Brown break; 2657869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2658869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2659869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2660869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 2661869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 2662*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 26630b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2664e6f9bb3cSLen Brown break; 2665869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 2666869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 26670b2bb692SLen 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; 2668144b44b1SLen Brown break; 2669869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 2670869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 2671144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 2672889facbeSLen Brown break; 2673869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 26740f644909SJacob 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; 26750f644909SJacob Pan break; 2676889facbeSLen Brown default: 2677889facbeSLen Brown return; 2678889facbeSLen Brown } 2679889facbeSLen Brown 2680889facbeSLen Brown /* units on package 0, verify later other packages match */ 26817ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 2682889facbeSLen Brown return; 2683889facbeSLen Brown 2684889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2685869ce69eSLen Brown if (model == INTEL_FAM6_ATOM_SILVERMONT1) 2686144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2687144b44b1SLen Brown else 2688889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2689889facbeSLen Brown 269040ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 269140ee8e3bSAndrey Semin 2692144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2693144b44b1SLen Brown if (time_unit == 0) 2694144b44b1SLen Brown time_unit = 0xA; 2695889facbeSLen Brown 2696144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2697144b44b1SLen Brown 2698144b44b1SLen Brown tdp = get_tdp(model); 2699889facbeSLen Brown 2700889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2701d8af6f5fSLen Brown if (debug) 2702b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2703889facbeSLen Brown 2704889facbeSLen Brown return; 2705889facbeSLen Brown } 2706889facbeSLen Brown 27071b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 27083a9a941dSLen Brown { 27093a9a941dSLen Brown if (!genuine_intel) 27103a9a941dSLen Brown return; 27113a9a941dSLen Brown 27123a9a941dSLen Brown if (family != 6) 27133a9a941dSLen Brown return; 27143a9a941dSLen Brown 27153a9a941dSLen Brown switch (model) { 2716869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2717869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2718869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 27193a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 2720869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 27213a9a941dSLen Brown do_core_perf_limit_reasons = 1; 27223a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 27233a9a941dSLen Brown default: 27243a9a941dSLen Brown return; 27253a9a941dSLen Brown } 27263a9a941dSLen Brown } 27273a9a941dSLen Brown 2728889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2729889facbeSLen Brown { 2730889facbeSLen Brown unsigned long long msr; 2731889facbeSLen Brown unsigned int dts; 2732889facbeSLen Brown int cpu; 2733889facbeSLen Brown 2734889facbeSLen Brown if (!(do_dts || do_ptm)) 2735889facbeSLen Brown return 0; 2736889facbeSLen Brown 2737889facbeSLen Brown cpu = t->cpu_id; 2738889facbeSLen Brown 2739889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2740889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2741889facbeSLen Brown return 0; 2742889facbeSLen Brown 2743889facbeSLen Brown if (cpu_migrate(cpu)) { 2744b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2745889facbeSLen Brown return -1; 2746889facbeSLen Brown } 2747889facbeSLen Brown 2748889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2749889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2750889facbeSLen Brown return 0; 2751889facbeSLen Brown 2752889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2753b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2754889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2755889facbeSLen Brown 2756889facbeSLen Brown #ifdef THERM_DEBUG 2757889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2758889facbeSLen Brown return 0; 2759889facbeSLen Brown 2760889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2761889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2762b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2763889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2764889facbeSLen Brown #endif 2765889facbeSLen Brown } 2766889facbeSLen Brown 2767889facbeSLen Brown 2768889facbeSLen Brown if (do_dts) { 2769889facbeSLen Brown unsigned int resolution; 2770889facbeSLen Brown 2771889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2772889facbeSLen Brown return 0; 2773889facbeSLen Brown 2774889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2775889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2776b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2777889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2778889facbeSLen Brown 2779889facbeSLen Brown #ifdef THERM_DEBUG 2780889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2781889facbeSLen Brown return 0; 2782889facbeSLen Brown 2783889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2784889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2785b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2786889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2787889facbeSLen Brown #endif 2788889facbeSLen Brown } 2789889facbeSLen Brown 2790889facbeSLen Brown return 0; 2791889facbeSLen Brown } 2792889facbeSLen Brown 2793889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2794889facbeSLen Brown { 2795b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2796889facbeSLen Brown cpu, label, 2797889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2798889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2799889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2800889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2801889facbeSLen Brown 2802889facbeSLen Brown return; 2803889facbeSLen Brown } 2804889facbeSLen Brown 2805889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2806889facbeSLen Brown { 2807889facbeSLen Brown unsigned long long msr; 2808889facbeSLen Brown int cpu; 2809889facbeSLen Brown 2810889facbeSLen Brown if (!do_rapl) 2811889facbeSLen Brown return 0; 2812889facbeSLen Brown 2813889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2814889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2815889facbeSLen Brown return 0; 2816889facbeSLen Brown 2817889facbeSLen Brown cpu = t->cpu_id; 2818889facbeSLen Brown if (cpu_migrate(cpu)) { 2819b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2820889facbeSLen Brown return -1; 2821889facbeSLen Brown } 2822889facbeSLen Brown 2823889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2824889facbeSLen Brown return -1; 2825889facbeSLen Brown 2826d8af6f5fSLen Brown if (debug) { 2827b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2828889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2829144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2830889facbeSLen Brown } 2831144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2832144b44b1SLen Brown 2833889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2834889facbeSLen Brown return -5; 2835889facbeSLen Brown 2836889facbeSLen Brown 2837b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2838889facbeSLen Brown cpu, msr, 2839889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2840889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2841889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2842889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2843889facbeSLen Brown 2844144b44b1SLen Brown } 2845144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2846144b44b1SLen Brown 2847889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2848889facbeSLen Brown return -9; 2849889facbeSLen Brown 2850b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2851889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2852889facbeSLen Brown 2853889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2854b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2855889facbeSLen Brown cpu, 2856889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2857889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2858889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2859889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2860889facbeSLen Brown } 2861889facbeSLen Brown 28620b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2863889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2864889facbeSLen Brown return -6; 2865889facbeSLen Brown 2866b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2867889facbeSLen Brown cpu, msr, 2868889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2869889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2870889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2871889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 28720b2bb692SLen Brown } 28730b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2874889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2875889facbeSLen Brown return -9; 2876b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2877889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2878889facbeSLen Brown 2879889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2880889facbeSLen Brown } 2881144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2882d8af6f5fSLen Brown if (debug) { 2883889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2884889facbeSLen Brown return -7; 2885889facbeSLen Brown 2886b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2887144b44b1SLen Brown } 2888144b44b1SLen Brown } 28899148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 2890d8af6f5fSLen Brown if (debug) { 2891889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2892889facbeSLen Brown return -9; 2893b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2894889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2895889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2896889facbeSLen Brown } 2897889facbeSLen Brown } 2898889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2899d8af6f5fSLen Brown if (debug) { 2900889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2901889facbeSLen Brown return -8; 2902889facbeSLen Brown 2903b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2904889facbeSLen Brown 2905889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2906889facbeSLen Brown return -9; 2907b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2908889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2909889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2910889facbeSLen Brown } 2911889facbeSLen Brown } 2912889facbeSLen Brown return 0; 2913889facbeSLen Brown } 2914889facbeSLen Brown 2915d7899447SLen Brown /* 2916d7899447SLen Brown * SNB adds support for additional MSRs: 2917d7899447SLen Brown * 2918d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2919d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2920d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2921d7899447SLen Brown */ 2922103a8feaSLen Brown 2923d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2924103a8feaSLen Brown { 2925103a8feaSLen Brown if (!genuine_intel) 2926103a8feaSLen Brown return 0; 2927103a8feaSLen Brown 2928103a8feaSLen Brown switch (model) { 2929869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 2930869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 2931869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2932869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2933869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2934869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 2935869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2936869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2937869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2938869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2939869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2940869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2941869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2942869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2943869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2944869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2945869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 2946869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 29475bbac26eSXiaolong Wang case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 2948103a8feaSLen Brown return 1; 2949103a8feaSLen Brown } 2950103a8feaSLen Brown return 0; 2951103a8feaSLen Brown } 2952103a8feaSLen Brown 2953d7899447SLen Brown /* 2954d7899447SLen Brown * HSW adds support for additional MSRs: 2955d7899447SLen Brown * 2956d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2957d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2958d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 29595a63426eSLen Brown * 29605a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 29615a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 29625a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 29635a63426eSLen Brown * 2964d7899447SLen Brown */ 2965d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2966ca58710fSKristen Carlson Accardi { 2967ca58710fSKristen Carlson Accardi if (!genuine_intel) 2968ca58710fSKristen Carlson Accardi return 0; 2969ca58710fSKristen Carlson Accardi 2970ca58710fSKristen Carlson Accardi switch (model) { 2971869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2972869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2973869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2974869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2975869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2976869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2977869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 2978ca58710fSKristen Carlson Accardi return 1; 2979ca58710fSKristen Carlson Accardi } 2980ca58710fSKristen Carlson Accardi return 0; 2981ca58710fSKristen Carlson Accardi } 2982ca58710fSKristen Carlson Accardi 29830b2bb692SLen Brown /* 29840b2bb692SLen Brown * SKL adds support for additional MSRS: 29850b2bb692SLen Brown * 29860b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 29870b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 29880b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 29890b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 29900b2bb692SLen Brown */ 29910b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 29920b2bb692SLen Brown { 29930b2bb692SLen Brown if (!genuine_intel) 29940b2bb692SLen Brown return 0; 29950b2bb692SLen Brown 29960b2bb692SLen Brown switch (model) { 2997869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2998869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2999869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3000869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 30010b2bb692SLen Brown return 1; 30020b2bb692SLen Brown } 30030b2bb692SLen Brown return 0; 30040b2bb692SLen Brown } 30050b2bb692SLen Brown 30060b2bb692SLen Brown 3007ca58710fSKristen Carlson Accardi 3008144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 3009144b44b1SLen Brown { 3010144b44b1SLen Brown if (!genuine_intel) 3011144b44b1SLen Brown return 0; 3012144b44b1SLen Brown switch (model) { 3013869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 3014869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 3015144b44b1SLen Brown return 1; 3016144b44b1SLen Brown } 3017144b44b1SLen Brown return 0; 3018144b44b1SLen Brown } 3019144b44b1SLen Brown 3020fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 3021fb5d4327SDasaratharaman Chandramouli { 3022fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3023fb5d4327SDasaratharaman Chandramouli return 0; 3024fb5d4327SDasaratharaman Chandramouli switch (model) { 3025869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 3026*005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 3027fb5d4327SDasaratharaman Chandramouli return 1; 3028fb5d4327SDasaratharaman Chandramouli } 3029fb5d4327SDasaratharaman Chandramouli return 0; 3030fb5d4327SDasaratharaman Chandramouli } 3031fb5d4327SDasaratharaman Chandramouli 3032b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 3033b2b34dfeSHubert Chrzaniuk { 3034b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 3035b2b34dfeSHubert Chrzaniuk return 1024; 3036b2b34dfeSHubert Chrzaniuk return 1; 3037b2b34dfeSHubert Chrzaniuk } 3038b2b34dfeSHubert Chrzaniuk 3039144b44b1SLen Brown #define SLM_BCLK_FREQS 5 3040144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 3041144b44b1SLen Brown 3042144b44b1SLen Brown double slm_bclk(void) 3043144b44b1SLen Brown { 3044144b44b1SLen Brown unsigned long long msr = 3; 3045144b44b1SLen Brown unsigned int i; 3046144b44b1SLen Brown double freq; 3047144b44b1SLen Brown 30487ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 3049b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 3050144b44b1SLen Brown 3051144b44b1SLen Brown i = msr & 0xf; 3052144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 3053b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 30540a91e551SColin Ian King i = 3; 3055144b44b1SLen Brown } 3056144b44b1SLen Brown freq = slm_freq_table[i]; 3057144b44b1SLen Brown 3058b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 3059144b44b1SLen Brown 3060144b44b1SLen Brown return freq; 3061144b44b1SLen Brown } 3062144b44b1SLen Brown 3063103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 3064103a8feaSLen Brown { 3065121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 3066103a8feaSLen Brown return 100.00; 3067144b44b1SLen Brown else if (is_slm(family, model)) 3068144b44b1SLen Brown return slm_bclk(); 3069103a8feaSLen Brown else 3070103a8feaSLen Brown return 133.33; 3071103a8feaSLen Brown } 3072103a8feaSLen Brown 3073889facbeSLen Brown /* 3074889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 3075889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 3076889facbeSLen Brown * This is usually equal to tjMax. 3077889facbeSLen Brown * 3078889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 3079889facbeSLen Brown * but also allow cmdline over-ride with -T. 3080889facbeSLen Brown * 3081889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 3082889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 3083889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 3084889facbeSLen Brown */ 3085889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3086889facbeSLen Brown { 3087889facbeSLen Brown unsigned long long msr; 3088889facbeSLen Brown unsigned int target_c_local; 3089889facbeSLen Brown int cpu; 3090889facbeSLen Brown 3091889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 3092889facbeSLen Brown if (!(do_dts || do_ptm)) 3093889facbeSLen Brown return 0; 3094889facbeSLen Brown 3095889facbeSLen Brown /* this is a per-package concept */ 3096889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3097889facbeSLen Brown return 0; 3098889facbeSLen Brown 3099889facbeSLen Brown cpu = t->cpu_id; 3100889facbeSLen Brown if (cpu_migrate(cpu)) { 3101b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3102889facbeSLen Brown return -1; 3103889facbeSLen Brown } 3104889facbeSLen Brown 3105889facbeSLen Brown if (tcc_activation_temp_override != 0) { 3106889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 3107b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 3108889facbeSLen Brown cpu, tcc_activation_temp); 3109889facbeSLen Brown return 0; 3110889facbeSLen Brown } 3111889facbeSLen Brown 3112889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 3113d7899447SLen Brown if (!do_nhm_platform_info) 3114889facbeSLen Brown goto guess; 3115889facbeSLen Brown 31167ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 3117889facbeSLen Brown goto guess; 3118889facbeSLen Brown 31193482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 3120889facbeSLen Brown 3121d8af6f5fSLen Brown if (debug) 3122b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 3123889facbeSLen Brown cpu, msr, target_c_local); 3124889facbeSLen Brown 31253482124aSJean Delvare if (!target_c_local) 3126889facbeSLen Brown goto guess; 3127889facbeSLen Brown 3128889facbeSLen Brown tcc_activation_temp = target_c_local; 3129889facbeSLen Brown 3130889facbeSLen Brown return 0; 3131889facbeSLen Brown 3132889facbeSLen Brown guess: 3133889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 3134b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 3135889facbeSLen Brown cpu, tcc_activation_temp); 3136889facbeSLen Brown 3137889facbeSLen Brown return 0; 3138889facbeSLen Brown } 313969807a63SLen Brown 3140aa8d8cc7SLen Brown void decode_feature_control_msr(void) 3141aa8d8cc7SLen Brown { 3142aa8d8cc7SLen Brown unsigned long long msr; 3143aa8d8cc7SLen Brown 3144aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 3145aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 3146aa8d8cc7SLen Brown base_cpu, msr, 3147aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 3148aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 3149aa8d8cc7SLen Brown } 3150aa8d8cc7SLen Brown 315169807a63SLen Brown void decode_misc_enable_msr(void) 315269807a63SLen Brown { 315369807a63SLen Brown unsigned long long msr; 315469807a63SLen Brown 315569807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 3156b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%s %s %s)\n", 315769807a63SLen Brown base_cpu, msr, 315869807a63SLen Brown msr & (1 << 3) ? "TCC" : "", 315969807a63SLen Brown msr & (1 << 16) ? "EIST" : "", 316069807a63SLen Brown msr & (1 << 18) ? "MONITOR" : ""); 316169807a63SLen Brown } 316269807a63SLen Brown 3163f0057310SLen Brown /* 3164f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 3165f0057310SLen Brown * 3166f0057310SLen Brown * Decode the bits according to the Nehalem documentation 3167f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 3168f0057310SLen Brown * bit[1] less so... 3169f0057310SLen Brown */ 3170f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 3171f0057310SLen Brown { 3172f0057310SLen Brown unsigned long long msr; 3173f0057310SLen Brown 3174f0057310SLen Brown if (!do_nhm_platform_info) 3175f0057310SLen Brown return; 3176f0057310SLen Brown 3177f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 3178ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 3179f0057310SLen Brown base_cpu, msr, 3180f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 3181ddadb8adSSrinivas Pandruvada msr & (1 << 1) ? "EN" : "DIS", 3182ddadb8adSSrinivas Pandruvada msr & (1 << 8) ? "EN" : "DIS"); 3183f0057310SLen Brown } 31847f5c258eSLen Brown 3185fcd17211SLen Brown void process_cpuid() 3186103a8feaSLen Brown { 318761a87ba7SLen Brown unsigned int eax, ebx, ecx, edx, max_level, max_extended_level; 3188103a8feaSLen Brown unsigned int fms, family, model, stepping; 3189103a8feaSLen Brown 3190103a8feaSLen Brown eax = ebx = ecx = edx = 0; 3191103a8feaSLen Brown 31925aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 3193103a8feaSLen Brown 3194103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 3195103a8feaSLen Brown genuine_intel = 1; 3196103a8feaSLen Brown 3197d8af6f5fSLen Brown if (debug) 3198b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 3199103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 3200103a8feaSLen Brown 32015aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 3202103a8feaSLen Brown family = (fms >> 8) & 0xf; 3203103a8feaSLen Brown model = (fms >> 4) & 0xf; 3204103a8feaSLen Brown stepping = fms & 0xf; 3205103a8feaSLen Brown if (family == 6 || family == 0xf) 3206103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 3207103a8feaSLen Brown 320869807a63SLen Brown if (debug) { 3209b7d8c148SLen Brown fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 3210103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 3211aa8d8cc7SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n", 321269807a63SLen Brown ecx & (1 << 0) ? "SSE3" : "-", 321369807a63SLen Brown ecx & (1 << 3) ? "MONITOR" : "-", 3214aa8d8cc7SLen Brown ecx & (1 << 6) ? "SMX" : "-", 321569807a63SLen Brown ecx & (1 << 7) ? "EIST" : "-", 321669807a63SLen Brown ecx & (1 << 8) ? "TM2" : "-", 321769807a63SLen Brown edx & (1 << 4) ? "TSC" : "-", 321869807a63SLen Brown edx & (1 << 5) ? "MSR" : "-", 321969807a63SLen Brown edx & (1 << 22) ? "ACPI-TM" : "-", 322069807a63SLen Brown edx & (1 << 29) ? "TM" : "-"); 322169807a63SLen Brown } 3222103a8feaSLen Brown 3223b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 3224b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 3225103a8feaSLen Brown 3226103a8feaSLen Brown /* 3227103a8feaSLen Brown * check max extended function levels of CPUID. 3228103a8feaSLen Brown * This is needed to check for invariant TSC. 3229103a8feaSLen Brown * This check is valid for both Intel and AMD. 3230103a8feaSLen Brown */ 3231103a8feaSLen Brown ebx = ecx = edx = 0; 32325aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 3233103a8feaSLen Brown 323461a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 3235103a8feaSLen Brown 3236103a8feaSLen Brown /* 3237103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 3238103a8feaSLen Brown * this check is valid for both Intel and AMD 3239103a8feaSLen Brown */ 32405aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 32418209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 3242d7899447SLen Brown } 3243103a8feaSLen Brown 3244103a8feaSLen Brown /* 3245103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 3246103a8feaSLen Brown * this check is valid for both Intel and AMD 3247103a8feaSLen Brown */ 3248103a8feaSLen Brown 32495aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 32508209e054SThomas Renninger has_aperf = ecx & (1 << 0); 3251889facbeSLen Brown do_dts = eax & (1 << 0); 3252889facbeSLen Brown do_ptm = eax & (1 << 6); 32537f5c258eSLen Brown has_hwp = eax & (1 << 7); 32547f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 32557f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 32567f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 32577f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 3258889facbeSLen Brown has_epb = ecx & (1 << 3); 3259889facbeSLen Brown 3260d8af6f5fSLen Brown if (debug) 3261b7d8c148SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sHWP, " 32627f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 32637f5c258eSLen Brown has_aperf ? "" : "No-", 32647f5c258eSLen Brown do_dts ? "" : "No-", 32657f5c258eSLen Brown do_ptm ? "" : "No-", 32667f5c258eSLen Brown has_hwp ? "" : "No-", 32677f5c258eSLen Brown has_hwp_notify ? "" : "No-", 32687f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 32697f5c258eSLen Brown has_hwp_epp ? "" : "No-", 32707f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 32717f5c258eSLen Brown has_epb ? "" : "No-"); 3272103a8feaSLen Brown 327369807a63SLen Brown if (debug) 327469807a63SLen Brown decode_misc_enable_msr(); 327569807a63SLen Brown 32768ae72255SLen Brown if (max_level >= 0x7 && debug) { 3277aa8d8cc7SLen Brown int has_sgx; 3278aa8d8cc7SLen Brown 3279aa8d8cc7SLen Brown ecx = 0; 3280aa8d8cc7SLen Brown 3281aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 3282aa8d8cc7SLen Brown 3283aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 3284aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 3285aa8d8cc7SLen Brown 3286aa8d8cc7SLen Brown if (has_sgx) 3287aa8d8cc7SLen Brown decode_feature_control_msr(); 3288aa8d8cc7SLen Brown } 3289aa8d8cc7SLen Brown 329061a87ba7SLen Brown if (max_level >= 0x15) { 32918a5bdf41SLen Brown unsigned int eax_crystal; 32928a5bdf41SLen Brown unsigned int ebx_tsc; 32938a5bdf41SLen Brown 32948a5bdf41SLen Brown /* 32958a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 32968a5bdf41SLen Brown */ 32978a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 32985aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 32998a5bdf41SLen Brown 33008a5bdf41SLen Brown if (ebx_tsc != 0) { 33018a5bdf41SLen Brown 33028a5bdf41SLen Brown if (debug && (ebx != 0)) 3303b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 33048a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 33058a5bdf41SLen Brown 33068a5bdf41SLen Brown if (crystal_hz == 0) 33078a5bdf41SLen Brown switch(model) { 3308869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3309869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3310869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3311869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3312e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 3313e8efbc80SLen Brown break; 3314869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3315ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 3316ec53e594SLen Brown break; 3317869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3318869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 3319e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 33208a5bdf41SLen Brown break; 33218a5bdf41SLen Brown default: 33228a5bdf41SLen Brown crystal_hz = 0; 33238a5bdf41SLen Brown } 33248a5bdf41SLen Brown 33258a5bdf41SLen Brown if (crystal_hz) { 33268a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 33278a5bdf41SLen Brown if (debug) 3328b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 33298a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 33308a5bdf41SLen Brown } 33318a5bdf41SLen Brown } 33328a5bdf41SLen Brown } 333361a87ba7SLen Brown if (max_level >= 0x16) { 333461a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 333561a87ba7SLen Brown 333661a87ba7SLen Brown /* 333761a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 333861a87ba7SLen Brown */ 333961a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 334061a87ba7SLen Brown 33415aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 334261a87ba7SLen Brown if (debug) 3343b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 334461a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 334561a87ba7SLen Brown } 33468a5bdf41SLen Brown 3347b2b34dfeSHubert Chrzaniuk if (has_aperf) 3348b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 3349b2b34dfeSHubert Chrzaniuk 3350ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 3351d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 33525a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 3353ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 3354ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 3355ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 3356ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 3357d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 33585a63426eSLen Brown do_irtl_hsw = has_hsw_msrs(family, model); 33590b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 3360144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 3361fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 3362103a8feaSLen Brown 3363f0057310SLen Brown if (debug) 3364f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 3365f0057310SLen Brown 3366889facbeSLen Brown rapl_probe(family, model); 33673a9a941dSLen Brown perf_limit_reasons_probe(family, model); 3368889facbeSLen Brown 3369fcd17211SLen Brown if (debug) 33701b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 3371fcd17211SLen Brown 3372a2b7b749SLen Brown if (has_skl_msrs(family, model)) 3373a2b7b749SLen Brown calculate_tsc_tweak(); 3374a2b7b749SLen Brown 3375fdf676e5SLen Brown do_gfx_rc6_ms = !access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK); 3376fdf676e5SLen Brown 337727d47356SLen Brown do_gfx_mhz = !access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK); 337827d47356SLen Brown 3379889facbeSLen Brown return; 3380103a8feaSLen Brown } 3381103a8feaSLen Brown 3382d8af6f5fSLen Brown void help() 3383103a8feaSLen Brown { 3384b7d8c148SLen Brown fprintf(outf, 3385d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 3386d8af6f5fSLen Brown "\n" 3387d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 3388d8af6f5fSLen Brown "when COMMAND completes.\n" 3389d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 3390d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 3391d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 3392d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 3393d8af6f5fSLen Brown "--help print this help message\n" 3394d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 3395d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 3396b7d8c148SLen Brown "--out file create or truncate \"file\" for all output\n" 3397d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 3398d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 3399d8af6f5fSLen Brown "--version print version information\n" 3400d8af6f5fSLen Brown "\n" 3401d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 3402103a8feaSLen Brown } 3403103a8feaSLen Brown 3404103a8feaSLen Brown 3405103a8feaSLen Brown /* 3406103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 3407103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 3408103a8feaSLen Brown */ 3409103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 3410103a8feaSLen Brown { 3411103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 3412103a8feaSLen Brown return 1; 3413103a8feaSLen Brown else 3414103a8feaSLen Brown return 0; 3415103a8feaSLen Brown } 3416103a8feaSLen Brown 3417103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 3418103a8feaSLen Brown { 3419103a8feaSLen Brown return 0; 3420103a8feaSLen Brown } 3421103a8feaSLen Brown 3422c98d5d94SLen Brown void topology_probe() 3423c98d5d94SLen Brown { 3424c98d5d94SLen Brown int i; 3425c98d5d94SLen Brown int max_core_id = 0; 3426c98d5d94SLen Brown int max_package_id = 0; 3427c98d5d94SLen Brown int max_siblings = 0; 3428c98d5d94SLen Brown struct cpu_topology { 3429c98d5d94SLen Brown int core_id; 3430c98d5d94SLen Brown int physical_package_id; 3431c98d5d94SLen Brown } *cpus; 3432c98d5d94SLen Brown 3433c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 3434c98d5d94SLen Brown topo.num_cpus = 0; 3435c98d5d94SLen Brown topo.max_cpu_num = 0; 3436c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 3437c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 3438c98d5d94SLen Brown show_cpu = 1; 3439c98d5d94SLen Brown 3440d8af6f5fSLen Brown if (debug > 1) 3441b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 3442c98d5d94SLen Brown 3443c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 3444b2c95d90SJosh Triplett if (cpus == NULL) 3445b2c95d90SJosh Triplett err(1, "calloc cpus"); 3446c98d5d94SLen Brown 3447c98d5d94SLen Brown /* 3448c98d5d94SLen Brown * Allocate and initialize cpu_present_set 3449c98d5d94SLen Brown */ 3450c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3451b2c95d90SJosh Triplett if (cpu_present_set == NULL) 3452b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3453c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3454c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 3455c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 3456c98d5d94SLen Brown 3457c98d5d94SLen Brown /* 3458c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 3459c98d5d94SLen Brown */ 3460c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3461b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 3462b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3463c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3464c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 3465c98d5d94SLen Brown 3466c98d5d94SLen Brown 3467c98d5d94SLen Brown /* 3468c98d5d94SLen Brown * For online cpus 3469c98d5d94SLen Brown * find max_core_id, max_package_id 3470c98d5d94SLen Brown */ 3471c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 3472c98d5d94SLen Brown int siblings; 3473c98d5d94SLen Brown 3474c98d5d94SLen Brown if (cpu_is_not_present(i)) { 3475d8af6f5fSLen Brown if (debug > 1) 3476b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 3477c98d5d94SLen Brown continue; 3478c98d5d94SLen Brown } 3479c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 3480c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 3481c98d5d94SLen Brown max_core_id = cpus[i].core_id; 3482c98d5d94SLen Brown 3483c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 3484c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 3485c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 3486c98d5d94SLen Brown 3487c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 3488c98d5d94SLen Brown if (siblings > max_siblings) 3489c98d5d94SLen Brown max_siblings = siblings; 3490d8af6f5fSLen Brown if (debug > 1) 3491b7d8c148SLen Brown fprintf(outf, "cpu %d pkg %d core %d\n", 3492c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 3493c98d5d94SLen Brown } 3494c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 3495d8af6f5fSLen Brown if (debug > 1) 3496b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 3497c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 34981cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 3499c98d5d94SLen Brown show_core = 1; 3500c98d5d94SLen Brown 3501c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 3502d8af6f5fSLen Brown if (debug > 1) 3503b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 3504c98d5d94SLen Brown max_package_id, topo.num_packages); 35051cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 3506c98d5d94SLen Brown show_pkg = 1; 3507c98d5d94SLen Brown 3508c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 3509d8af6f5fSLen Brown if (debug > 1) 3510b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 3511c98d5d94SLen Brown 3512c98d5d94SLen Brown free(cpus); 3513c98d5d94SLen Brown } 3514c98d5d94SLen Brown 3515c98d5d94SLen Brown void 3516c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 3517c98d5d94SLen Brown { 3518c98d5d94SLen Brown int i; 3519c98d5d94SLen Brown 3520c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 3521c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 3522c98d5d94SLen Brown if (*t == NULL) 3523c98d5d94SLen Brown goto error; 3524c98d5d94SLen Brown 3525c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 3526c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 3527c98d5d94SLen Brown (*t)[i].cpu_id = -1; 3528c98d5d94SLen Brown 3529c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 3530c98d5d94SLen Brown sizeof(struct core_data)); 3531c98d5d94SLen Brown if (*c == NULL) 3532c98d5d94SLen Brown goto error; 3533c98d5d94SLen Brown 3534c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 3535c98d5d94SLen Brown (*c)[i].core_id = -1; 3536c98d5d94SLen Brown 3537c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 3538c98d5d94SLen Brown if (*p == NULL) 3539c98d5d94SLen Brown goto error; 3540c98d5d94SLen Brown 3541c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 3542c98d5d94SLen Brown (*p)[i].package_id = i; 3543c98d5d94SLen Brown 3544c98d5d94SLen Brown return; 3545c98d5d94SLen Brown error: 3546b2c95d90SJosh Triplett err(1, "calloc counters"); 3547c98d5d94SLen Brown } 3548c98d5d94SLen Brown /* 3549c98d5d94SLen Brown * init_counter() 3550c98d5d94SLen Brown * 3551c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 3552c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 3553c98d5d94SLen Brown * 3554c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 3555c98d5d94SLen Brown */ 3556c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 3557c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 3558c98d5d94SLen Brown int pkg_num, int cpu_id) 3559c98d5d94SLen Brown { 3560c98d5d94SLen Brown struct thread_data *t; 3561c98d5d94SLen Brown struct core_data *c; 3562c98d5d94SLen Brown struct pkg_data *p; 3563c98d5d94SLen Brown 3564c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 3565c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 3566c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 3567c98d5d94SLen Brown 3568c98d5d94SLen Brown t->cpu_id = cpu_id; 3569c98d5d94SLen Brown if (thread_num == 0) { 3570c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 3571c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 3572c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 3573c98d5d94SLen Brown } 3574c98d5d94SLen Brown 3575c98d5d94SLen Brown c->core_id = core_num; 3576c98d5d94SLen Brown p->package_id = pkg_num; 3577c98d5d94SLen Brown } 3578c98d5d94SLen Brown 3579c98d5d94SLen Brown 3580c98d5d94SLen Brown int initialize_counters(int cpu_id) 3581c98d5d94SLen Brown { 3582c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 3583c98d5d94SLen Brown 3584c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 3585c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 3586e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 3587e275b388SDasaratharaman Chandramouli if (!my_thread_id) 3588c98d5d94SLen Brown topo.num_cores++; 3589c98d5d94SLen Brown 3590c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3591c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3592c98d5d94SLen Brown return 0; 3593c98d5d94SLen Brown } 3594c98d5d94SLen Brown 3595c98d5d94SLen Brown void allocate_output_buffer() 3596c98d5d94SLen Brown { 35973b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 3598c98d5d94SLen Brown outp = output_buffer; 3599b2c95d90SJosh Triplett if (outp == NULL) 3600b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 3601c98d5d94SLen Brown } 360236229897SLen Brown void allocate_fd_percpu(void) 360336229897SLen Brown { 360401a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 360536229897SLen Brown if (fd_percpu == NULL) 360636229897SLen Brown err(-1, "calloc fd_percpu"); 360736229897SLen Brown } 3608562a2d37SLen Brown void allocate_irq_buffers(void) 3609562a2d37SLen Brown { 3610562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 3611562a2d37SLen Brown if (irq_column_2_cpu == NULL) 3612562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 3613c98d5d94SLen Brown 361401a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 3615562a2d37SLen Brown if (irqs_per_cpu == NULL) 361601a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 3617562a2d37SLen Brown } 3618c98d5d94SLen Brown void setup_all_buffers(void) 3619c98d5d94SLen Brown { 3620c98d5d94SLen Brown topology_probe(); 3621562a2d37SLen Brown allocate_irq_buffers(); 362236229897SLen Brown allocate_fd_percpu(); 3623c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 3624c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 3625c98d5d94SLen Brown allocate_output_buffer(); 3626c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 3627c98d5d94SLen Brown } 36283b4d5c7fSAndy Shevchenko 36297ce7d5deSPrarit Bhargava void set_base_cpu(void) 36307ce7d5deSPrarit Bhargava { 36317ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 36327ce7d5deSPrarit Bhargava if (base_cpu < 0) 36337ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 36347ce7d5deSPrarit Bhargava 36357ce7d5deSPrarit Bhargava if (debug > 1) 3636b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 36377ce7d5deSPrarit Bhargava } 36387ce7d5deSPrarit Bhargava 3639103a8feaSLen Brown void turbostat_init() 3640103a8feaSLen Brown { 36417ce7d5deSPrarit Bhargava setup_all_buffers(); 36427ce7d5deSPrarit Bhargava set_base_cpu(); 3643103a8feaSLen Brown check_dev_msr(); 364498481e79SLen Brown check_permissions(); 3645fcd17211SLen Brown process_cpuid(); 3646103a8feaSLen Brown 3647103a8feaSLen Brown 3648d8af6f5fSLen Brown if (debug) 36497f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 36507f5c258eSLen Brown 36517f5c258eSLen Brown if (debug) 3652889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 3653889facbeSLen Brown 3654d8af6f5fSLen Brown if (debug) 36553a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 36563a9a941dSLen Brown 3657d8af6f5fSLen Brown if (debug) 3658889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 3659889facbeSLen Brown 3660889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 3661889facbeSLen Brown 3662d8af6f5fSLen Brown if (debug) 3663889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 36645a63426eSLen Brown 36655a63426eSLen Brown if (debug && do_irtl_snb) 36665a63426eSLen Brown print_irtl(); 3667103a8feaSLen Brown } 3668103a8feaSLen Brown 3669103a8feaSLen Brown int fork_it(char **argv) 3670103a8feaSLen Brown { 3671103a8feaSLen Brown pid_t child_pid; 3672d91bb17cSLen Brown int status; 3673d15cf7c1SLen Brown 3674d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 3675d91bb17cSLen Brown if (status) 3676d91bb17cSLen Brown exit(status); 3677d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 3678d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 3679103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3680103a8feaSLen Brown 3681103a8feaSLen Brown child_pid = fork(); 3682103a8feaSLen Brown if (!child_pid) { 3683103a8feaSLen Brown /* child */ 3684103a8feaSLen Brown execvp(argv[0], argv); 3685103a8feaSLen Brown } else { 3686103a8feaSLen Brown 3687103a8feaSLen Brown /* parent */ 3688b2c95d90SJosh Triplett if (child_pid == -1) 3689b2c95d90SJosh Triplett err(1, "fork"); 3690103a8feaSLen Brown 3691103a8feaSLen Brown signal(SIGINT, SIG_IGN); 3692103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 3693b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 3694b2c95d90SJosh Triplett err(status, "waitpid"); 3695103a8feaSLen Brown } 3696c98d5d94SLen Brown /* 3697c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 3698c98d5d94SLen Brown * because re-starting is problematic when forking 3699c98d5d94SLen Brown */ 3700c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 3701103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3702103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3703ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 3704ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 3705ba3dec99SLen Brown else { 3706c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3707c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3708ba3dec99SLen Brown } 3709103a8feaSLen Brown 3710b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 3711b7d8c148SLen Brown 3712b7d8c148SLen Brown flush_output_stderr(); 3713103a8feaSLen Brown 3714d91bb17cSLen Brown return status; 3715103a8feaSLen Brown } 3716103a8feaSLen Brown 37173b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 37183b4d5c7fSAndy Shevchenko { 37193b4d5c7fSAndy Shevchenko int status; 37203b4d5c7fSAndy Shevchenko 37213b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 37223b4d5c7fSAndy Shevchenko if (status) 37233b4d5c7fSAndy Shevchenko return status; 37243b4d5c7fSAndy Shevchenko 37253b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 37263b4d5c7fSAndy Shevchenko if (status) 37273b4d5c7fSAndy Shevchenko return status; 37283b4d5c7fSAndy Shevchenko 3729b7d8c148SLen Brown flush_output_stdout(); 37303b4d5c7fSAndy Shevchenko 37313b4d5c7fSAndy Shevchenko return status; 37323b4d5c7fSAndy Shevchenko } 37333b4d5c7fSAndy Shevchenko 3734d8af6f5fSLen Brown void print_version() { 37353d109de2SLen Brown fprintf(outf, "turbostat version 4.14 22 Apr 2016" 3736d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 3737d8af6f5fSLen Brown } 3738d8af6f5fSLen Brown 3739103a8feaSLen Brown void cmdline(int argc, char **argv) 3740103a8feaSLen Brown { 3741103a8feaSLen Brown int opt; 3742d8af6f5fSLen Brown int option_index = 0; 3743d8af6f5fSLen Brown static struct option long_options[] = { 3744d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 3745d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 3746d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 3747d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 3748d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 3749d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 3750d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 3751d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 3752d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 3753b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 3754d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 3755d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 3756d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 3757d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 3758d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 3759d8af6f5fSLen Brown {0, 0, 0, 0 } 3760d8af6f5fSLen Brown }; 3761103a8feaSLen Brown 3762103a8feaSLen Brown progname = argv[0]; 3763103a8feaSLen Brown 3764b7d8c148SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpST:v", 3765d8af6f5fSLen Brown long_options, &option_index)) != -1) { 3766103a8feaSLen Brown switch (opt) { 3767d8af6f5fSLen Brown case 'C': 3768d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 3769103a8feaSLen Brown break; 3770f9240813SLen Brown case 'c': 37718e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 37728e180f3cSLen Brown break; 3773d8af6f5fSLen Brown case 'D': 3774d8af6f5fSLen Brown dump_only++; 37758e180f3cSLen Brown break; 3776d8af6f5fSLen Brown case 'd': 3777d8af6f5fSLen Brown debug++; 37782f32edf1SLen Brown break; 3779d8af6f5fSLen Brown case 'h': 3780d8af6f5fSLen Brown default: 3781d8af6f5fSLen Brown help(); 3782d8af6f5fSLen Brown exit(1); 3783d8af6f5fSLen Brown case 'i': 37842a0609c0SLen Brown { 37852a0609c0SLen Brown double interval = strtod(optarg, NULL); 37862a0609c0SLen Brown 37872a0609c0SLen Brown if (interval < 0.001) { 3788b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 37892a0609c0SLen Brown interval); 37902a0609c0SLen Brown exit(2); 37912a0609c0SLen Brown } 37922a0609c0SLen Brown 37932a0609c0SLen Brown interval_ts.tv_sec = interval; 37942a0609c0SLen Brown interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 37952a0609c0SLen Brown } 3796889facbeSLen Brown break; 37975c56be9aSDirk Brandewie case 'J': 37985c56be9aSDirk Brandewie rapl_joules++; 37995c56be9aSDirk Brandewie break; 3800d8af6f5fSLen Brown case 'M': 3801d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 3802d8af6f5fSLen Brown break; 3803d8af6f5fSLen Brown case 'm': 3804d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 3805d8af6f5fSLen Brown break; 3806b7d8c148SLen Brown case 'o': 3807b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 3808b7d8c148SLen Brown break; 3809d8af6f5fSLen Brown case 'P': 3810d8af6f5fSLen Brown show_pkg_only++; 3811d8af6f5fSLen Brown break; 3812d8af6f5fSLen Brown case 'p': 3813d8af6f5fSLen Brown show_core_only++; 3814d8af6f5fSLen Brown break; 3815d8af6f5fSLen Brown case 'S': 3816d8af6f5fSLen Brown summary_only++; 3817d8af6f5fSLen Brown break; 3818d8af6f5fSLen Brown case 'T': 3819d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 3820d8af6f5fSLen Brown break; 3821d8af6f5fSLen Brown case 'v': 3822d8af6f5fSLen Brown print_version(); 3823d8af6f5fSLen Brown exit(0); 3824d8af6f5fSLen Brown break; 3825103a8feaSLen Brown } 3826103a8feaSLen Brown } 3827103a8feaSLen Brown } 3828103a8feaSLen Brown 3829103a8feaSLen Brown int main(int argc, char **argv) 3830103a8feaSLen Brown { 3831b7d8c148SLen Brown outf = stderr; 3832b7d8c148SLen Brown 3833103a8feaSLen Brown cmdline(argc, argv); 3834103a8feaSLen Brown 3835d8af6f5fSLen Brown if (debug) 3836d8af6f5fSLen Brown print_version(); 3837103a8feaSLen Brown 3838103a8feaSLen Brown turbostat_init(); 3839103a8feaSLen Brown 38403b4d5c7fSAndy Shevchenko /* dump counters and exit */ 38413b4d5c7fSAndy Shevchenko if (dump_only) 38423b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 38433b4d5c7fSAndy Shevchenko 3844103a8feaSLen Brown /* 3845103a8feaSLen Brown * if any params left, it must be a command to fork 3846103a8feaSLen Brown */ 3847103a8feaSLen Brown if (argc - optind) 3848103a8feaSLen Brown return fork_it(argv + optind); 3849103a8feaSLen Brown else 3850103a8feaSLen Brown turbostat_loop(); 3851103a8feaSLen Brown 3852103a8feaSLen Brown return 0; 3853103a8feaSLen Brown } 3854