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 150*388e9c81SLen Brown /* 151*388e9c81SLen Brown * buffer size used by sscanf() for added column names 152*388e9c81SLen Brown * Usually truncated to 7 characters, but also handles 18 columns for raw 64-bit counters 153*388e9c81SLen Brown */ 154*388e9c81SLen Brown #define NAME_BYTES 20 155*388e9c81SLen Brown 156103a8feaSLen Brown int backwards_count; 157103a8feaSLen Brown char *progname; 158103a8feaSLen Brown 159c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 160c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 161c98d5d94SLen Brown 162c98d5d94SLen Brown struct thread_data { 163c98d5d94SLen Brown unsigned long long tsc; 164c98d5d94SLen Brown unsigned long long aperf; 165c98d5d94SLen Brown unsigned long long mperf; 166144b44b1SLen Brown unsigned long long c1; 1672f32edf1SLen Brown unsigned long long extra_msr64; 1688e180f3cSLen Brown unsigned long long extra_delta64; 1698e180f3cSLen Brown unsigned long long extra_msr32; 1708e180f3cSLen Brown unsigned long long extra_delta32; 171562a2d37SLen Brown unsigned int irq_count; 1721ed51011SLen Brown unsigned int smi_count; 173c98d5d94SLen Brown unsigned int cpu_id; 174c98d5d94SLen Brown unsigned int flags; 175c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 176c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 177*388e9c81SLen Brown unsigned long long counter[1]; 178c98d5d94SLen Brown } *thread_even, *thread_odd; 179c98d5d94SLen Brown 180c98d5d94SLen Brown struct core_data { 181c98d5d94SLen Brown unsigned long long c3; 182c98d5d94SLen Brown unsigned long long c6; 183c98d5d94SLen Brown unsigned long long c7; 184889facbeSLen Brown unsigned int core_temp_c; 185c98d5d94SLen Brown unsigned int core_id; 186*388e9c81SLen Brown unsigned long long counter[1]; 187c98d5d94SLen Brown } *core_even, *core_odd; 188c98d5d94SLen Brown 189c98d5d94SLen Brown struct pkg_data { 190c98d5d94SLen Brown unsigned long long pc2; 191c98d5d94SLen Brown unsigned long long pc3; 192c98d5d94SLen Brown unsigned long long pc6; 193c98d5d94SLen Brown unsigned long long pc7; 194ca58710fSKristen Carlson Accardi unsigned long long pc8; 195ca58710fSKristen Carlson Accardi unsigned long long pc9; 196ca58710fSKristen Carlson Accardi unsigned long long pc10; 1970b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1980b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1990b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 2000b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 2019185e988SLen Brown long long gfx_rc6_ms; 20227d47356SLen Brown unsigned int gfx_mhz; 203c98d5d94SLen Brown unsigned int package_id; 204889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 205889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 206889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 207889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 208889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 209889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 210889facbeSLen Brown unsigned int pkg_temp_c; 211*388e9c81SLen Brown unsigned long long counter[1]; 212c98d5d94SLen Brown } *package_even, *package_odd; 213c98d5d94SLen Brown 214c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 215c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 216c98d5d94SLen Brown 217c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 218c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 219c98d5d94SLen Brown topo.num_threads_per_core + \ 220c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 221c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 222c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 223c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 224c98d5d94SLen Brown 225*388e9c81SLen Brown enum counter_scope {SCOPE_CPU, SCOPE_CORE, SCOPE_PACKAGE}; 226*388e9c81SLen Brown enum counter_type {COUNTER_CYCLES, COUNTER_SECONDS}; 227*388e9c81SLen Brown enum counter_format {FORMAT_RAW, FORMAT_DELTA, FORMAT_PERCENT}; 228*388e9c81SLen Brown 229*388e9c81SLen Brown struct msr_counter { 230*388e9c81SLen Brown unsigned int msr_num; 231*388e9c81SLen Brown char name[NAME_BYTES]; 232*388e9c81SLen Brown unsigned int width; 233*388e9c81SLen Brown enum counter_type type; 234*388e9c81SLen Brown enum counter_format format; 235*388e9c81SLen Brown struct msr_counter *next; 236*388e9c81SLen Brown }; 237*388e9c81SLen Brown 238*388e9c81SLen Brown struct sys_counters { 239*388e9c81SLen Brown unsigned int thread_counter_bytes; 240*388e9c81SLen Brown unsigned int core_counter_bytes; 241*388e9c81SLen Brown unsigned int package_counter_bytes; 242*388e9c81SLen Brown struct msr_counter *tp; 243*388e9c81SLen Brown struct msr_counter *cp; 244*388e9c81SLen Brown struct msr_counter *pp; 245*388e9c81SLen Brown } sys; 246*388e9c81SLen Brown 247c98d5d94SLen Brown struct system_summary { 248c98d5d94SLen Brown struct thread_data threads; 249c98d5d94SLen Brown struct core_data cores; 250c98d5d94SLen Brown struct pkg_data packages; 251*388e9c81SLen Brown } average; 252c98d5d94SLen Brown 253c98d5d94SLen Brown 254c98d5d94SLen Brown struct topo_params { 255c98d5d94SLen Brown int num_packages; 256103a8feaSLen Brown int num_cpus; 257c98d5d94SLen Brown int num_cores; 258c98d5d94SLen Brown int max_cpu_num; 259c98d5d94SLen Brown int num_cores_per_pkg; 260c98d5d94SLen Brown int num_threads_per_core; 261c98d5d94SLen Brown } topo; 262103a8feaSLen Brown 263c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 264103a8feaSLen Brown 265562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 266562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 267562a2d37SLen Brown 268c98d5d94SLen Brown void setup_all_buffers(void); 269103a8feaSLen Brown 270c98d5d94SLen Brown int cpu_is_not_present(int cpu) 271d15cf7c1SLen Brown { 272c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 273c98d5d94SLen Brown } 274c98d5d94SLen Brown /* 275c98d5d94SLen Brown * run func(thread, core, package) in topology order 276c98d5d94SLen Brown * skip non-present cpus 277c98d5d94SLen Brown */ 278c98d5d94SLen Brown 279c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 280c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 281c98d5d94SLen Brown { 282c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 283c98d5d94SLen Brown 284c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 285c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 286c98d5d94SLen Brown for (thread_no = 0; thread_no < 287c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 288c98d5d94SLen Brown struct thread_data *t; 289c98d5d94SLen Brown struct core_data *c; 290c98d5d94SLen Brown struct pkg_data *p; 291c98d5d94SLen Brown 292c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 293c98d5d94SLen Brown 294c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 295c98d5d94SLen Brown continue; 296c98d5d94SLen Brown 297c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 298c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 299c98d5d94SLen Brown 300c98d5d94SLen Brown retval = func(t, c, p); 301c98d5d94SLen Brown if (retval) 302c98d5d94SLen Brown return retval; 303c98d5d94SLen Brown } 304c98d5d94SLen Brown } 305c98d5d94SLen Brown } 306d15cf7c1SLen Brown return 0; 307d15cf7c1SLen Brown } 308d15cf7c1SLen Brown 30988c3281fSLen Brown int cpu_migrate(int cpu) 31088c3281fSLen Brown { 311c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 312c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 313c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 31488c3281fSLen Brown return -1; 31588c3281fSLen Brown else 31688c3281fSLen Brown return 0; 31788c3281fSLen Brown } 31836229897SLen Brown int get_msr_fd(int cpu) 319103a8feaSLen Brown { 320103a8feaSLen Brown char pathname[32]; 321103a8feaSLen Brown int fd; 322103a8feaSLen Brown 32336229897SLen Brown fd = fd_percpu[cpu]; 32436229897SLen Brown 32536229897SLen Brown if (fd) 32636229897SLen Brown return fd; 32736229897SLen Brown 328103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 329103a8feaSLen Brown fd = open(pathname, O_RDONLY); 33015aaa346SLen Brown if (fd < 0) 33198481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 332103a8feaSLen Brown 33336229897SLen Brown fd_percpu[cpu] = fd; 33436229897SLen Brown 33536229897SLen Brown return fd; 33636229897SLen Brown } 33736229897SLen Brown 33836229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 33936229897SLen Brown { 34036229897SLen Brown ssize_t retval; 34136229897SLen Brown 34236229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 34315aaa346SLen Brown 34498481e79SLen Brown if (retval != sizeof *msr) 34536229897SLen Brown err(-1, "msr %d offset 0x%llx read failed", cpu, (unsigned long long)offset); 34615aaa346SLen Brown 34715aaa346SLen Brown return 0; 348103a8feaSLen Brown } 349103a8feaSLen Brown 350fc04cc67SLen Brown /* 351fc04cc67SLen Brown * Example Format w/ field column widths: 352fc04cc67SLen Brown * 353*388e9c81SLen Brown * Package Core CPU Avg_MHz Bzy_MHz TSC_MHz IRQ SMI Busy% CPU_%c1 CPU_%c3 CPU_%c6 CPU_%c7 ThreadC CoreTmp CoreCnt PkgTmp GFXMHz Pkg%pc2 Pkg%pc3 Pkg%pc6 Pkg%pc7 PkgWatt CorWatt GFXWatt PkgCnt 354562a2d37SLen Brown * 12345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 355fc04cc67SLen Brown */ 356fc04cc67SLen Brown 357a829eb4dSLen Brown void print_header(void) 358103a8feaSLen Brown { 359*388e9c81SLen Brown struct msr_counter *mp; 360*388e9c81SLen Brown 361103a8feaSLen Brown if (show_pkg) 3623d109de2SLen Brown outp += sprintf(outp, "\tPackage"); 363103a8feaSLen Brown if (show_core) 3643d109de2SLen Brown outp += sprintf(outp, "\tCore"); 365103a8feaSLen Brown if (show_cpu) 3663d109de2SLen Brown outp += sprintf(outp, "\tCPU"); 367103a8feaSLen Brown if (has_aperf) 3683d109de2SLen Brown outp += sprintf(outp, "\tAvg_MHz"); 369d7899447SLen Brown if (has_aperf) 3703d109de2SLen Brown outp += sprintf(outp, "\tBusy%%"); 371fc04cc67SLen Brown if (has_aperf) 3723d109de2SLen Brown outp += sprintf(outp, "\tBzy_MHz"); 3733d109de2SLen Brown outp += sprintf(outp, "\tTSC_MHz"); 3741cc21f7bSLen Brown 3758e180f3cSLen Brown if (extra_delta_offset32) 3763d109de2SLen Brown outp += sprintf(outp, "\tcount 0x%03X", extra_delta_offset32); 3778e180f3cSLen Brown if (extra_delta_offset64) 3783d109de2SLen Brown outp += sprintf(outp, "\tCOUNT 0x%03X", extra_delta_offset64); 3792f32edf1SLen Brown if (extra_msr_offset32) 3803d109de2SLen Brown outp += sprintf(outp, "\t MSR 0x%03X", extra_msr_offset32); 3812f32edf1SLen Brown if (extra_msr_offset64) 3823d109de2SLen Brown outp += sprintf(outp, "\tMSR 0x%03X", extra_msr_offset64); 3831cc21f7bSLen Brown 3841cc21f7bSLen Brown if (!debug) 3851cc21f7bSLen Brown goto done; 3861cc21f7bSLen Brown 387562a2d37SLen Brown if (do_irq) 3883d109de2SLen Brown outp += sprintf(outp, "\tIRQ"); 3891cc21f7bSLen Brown if (do_smi) 3903d109de2SLen Brown outp += sprintf(outp, "\tSMI"); 3911cc21f7bSLen Brown 392103a8feaSLen Brown if (do_nhm_cstates) 3933d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c1"); 394fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 3953d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c3"); 396103a8feaSLen Brown if (do_nhm_cstates) 3973d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c6"); 398103a8feaSLen Brown if (do_snb_cstates) 3993d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c7"); 400889facbeSLen Brown 401*388e9c81SLen Brown for (mp = sys.tp; mp; mp = mp->next) { 402*388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 403*388e9c81SLen Brown if (mp->width == 64) 404*388e9c81SLen Brown outp += sprintf(outp, "\t%18.18s", mp->name); 405*388e9c81SLen Brown else 406*388e9c81SLen Brown outp += sprintf(outp, "\t%10.10s", mp->name); 407*388e9c81SLen Brown } else { 408*388e9c81SLen Brown outp += sprintf(outp, "\t%-7.7s", mp->name); 409*388e9c81SLen Brown } 410*388e9c81SLen Brown } 411*388e9c81SLen Brown 412889facbeSLen Brown if (do_dts) 4133d109de2SLen Brown outp += sprintf(outp, "\tCoreTmp"); 414*388e9c81SLen Brown 415*388e9c81SLen Brown for (mp = sys.cp; mp; mp = mp->next) { 416*388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 417*388e9c81SLen Brown if (mp->width == 64) 418*388e9c81SLen Brown outp += sprintf(outp, "\t%18.18s", mp->name); 419*388e9c81SLen Brown else 420*388e9c81SLen Brown outp += sprintf(outp, "\t%10.10s", mp->name); 421*388e9c81SLen Brown } else { 422*388e9c81SLen Brown outp += sprintf(outp, "\t%-7.7s", mp->name); 423*388e9c81SLen Brown } 424*388e9c81SLen Brown } 425*388e9c81SLen Brown 426889facbeSLen Brown if (do_ptm) 4273d109de2SLen Brown outp += sprintf(outp, "\tPkgTmp"); 428889facbeSLen Brown 429fdf676e5SLen Brown if (do_gfx_rc6_ms) 4303d109de2SLen Brown outp += sprintf(outp, "\tGFX%%rc6"); 431fdf676e5SLen Brown 43227d47356SLen Brown if (do_gfx_mhz) 4333d109de2SLen Brown outp += sprintf(outp, "\tGFXMHz"); 43427d47356SLen Brown 4350b2bb692SLen Brown if (do_skl_residency) { 4363d109de2SLen Brown outp += sprintf(outp, "\tTotl%%C0"); 4373d109de2SLen Brown outp += sprintf(outp, "\tAny%%C0"); 4383d109de2SLen Brown outp += sprintf(outp, "\tGFX%%C0"); 4393d109de2SLen Brown outp += sprintf(outp, "\tCPUGFX%%"); 4400b2bb692SLen Brown } 4410b2bb692SLen Brown 442ee7e38e3SLen Brown if (do_pc2) 4433d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc2"); 444ee7e38e3SLen Brown if (do_pc3) 4453d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc3"); 446ee7e38e3SLen Brown if (do_pc6) 4473d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc6"); 448ee7e38e3SLen Brown if (do_pc7) 4493d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc7"); 450ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 4513d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc8"); 4523d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc9"); 4533d109de2SLen Brown outp += sprintf(outp, "\tPk%%pc10"); 454ca58710fSKristen Carlson Accardi } 455103a8feaSLen Brown 4565c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 457889facbeSLen Brown if (do_rapl & RAPL_PKG) 4583d109de2SLen Brown outp += sprintf(outp, "\tPkgWatt"); 4599148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) 4603d109de2SLen Brown outp += sprintf(outp, "\tCorWatt"); 461889facbeSLen Brown if (do_rapl & RAPL_GFX) 4623d109de2SLen Brown outp += sprintf(outp, "\tGFXWatt"); 463889facbeSLen Brown if (do_rapl & RAPL_DRAM) 4643d109de2SLen Brown outp += sprintf(outp, "\tRAMWatt"); 465889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 4663d109de2SLen Brown outp += sprintf(outp, "\tPKG_%%"); 467889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 4683d109de2SLen Brown outp += sprintf(outp, "\tRAM_%%"); 469d7899447SLen Brown } else if (do_rapl && rapl_joules) { 4705c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 4713d109de2SLen Brown outp += sprintf(outp, "\tPkg_J"); 4729148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) 4733d109de2SLen Brown outp += sprintf(outp, "\tCor_J"); 4745c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 4753d109de2SLen Brown outp += sprintf(outp, "\tGFX_J"); 4765c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 4773d109de2SLen Brown outp += sprintf(outp, "\tRAM_J"); 4785c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 4793d109de2SLen Brown outp += sprintf(outp, "\tPKG_%%"); 4805c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 4813d109de2SLen Brown outp += sprintf(outp, "\tRAM_%%"); 4825c56be9aSDirk Brandewie } 483*388e9c81SLen Brown for (mp = sys.pp; mp; mp = mp->next) { 484*388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 485*388e9c81SLen Brown if (mp->width == 64) 486*388e9c81SLen Brown outp += sprintf(outp, "\t%18.18s", mp->name); 487*388e9c81SLen Brown else 488*388e9c81SLen Brown outp += sprintf(outp, "\t%10.10s", mp->name); 489*388e9c81SLen Brown } else { 490*388e9c81SLen Brown outp += sprintf(outp, "\t%-7.7s", mp->name); 491*388e9c81SLen Brown } 492*388e9c81SLen Brown } 493*388e9c81SLen Brown 4941cc21f7bSLen Brown done: 495c98d5d94SLen Brown outp += sprintf(outp, "\n"); 496103a8feaSLen Brown } 497103a8feaSLen Brown 498c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 499c98d5d94SLen Brown struct pkg_data *p) 500103a8feaSLen Brown { 501*388e9c81SLen Brown int i; 502*388e9c81SLen Brown struct msr_counter *mp; 503*388e9c81SLen Brown 5043b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 505c98d5d94SLen Brown 506c98d5d94SLen Brown if (t) { 5073b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 5083b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 5093b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 5103b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 5113b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 5123b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 5133b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 5148e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 5153b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 5168e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 5173b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 5182f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 5193b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 5202f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 521562a2d37SLen Brown if (do_irq) 522562a2d37SLen Brown outp += sprintf(outp, "IRQ: %08X\n", t->irq_count); 5231ed51011SLen Brown if (do_smi) 5243b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 525*388e9c81SLen Brown 526*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 527*388e9c81SLen Brown outp += sprintf(outp, "tADDED [%d] msr0x%x: %08llX\n", 528*388e9c81SLen Brown i, mp->msr_num, t->counter[i]); 529*388e9c81SLen Brown } 530103a8feaSLen Brown } 531103a8feaSLen Brown 532c98d5d94SLen Brown if (c) { 5333b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 5343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 5353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 5363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 5373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 538*388e9c81SLen Brown 539*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 540*388e9c81SLen Brown outp += sprintf(outp, "cADDED [%d] msr0x%x: %08llX\n", 541*388e9c81SLen Brown i, mp->msr_num, c->counter[i]); 542*388e9c81SLen Brown } 543c98d5d94SLen Brown } 544103a8feaSLen Brown 545c98d5d94SLen Brown if (p) { 5463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 5470b2bb692SLen Brown 5480b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 5490b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 5500b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 5510b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 5520b2bb692SLen Brown 5533b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 554ee7e38e3SLen Brown if (do_pc3) 5553b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 556ee7e38e3SLen Brown if (do_pc6) 5573b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 558ee7e38e3SLen Brown if (do_pc7) 5593b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 5603b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 5613b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 5623b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 5633b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 5643b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 5653b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 5663b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 5673b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 5683b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 5693b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 5703b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 5713b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 572*388e9c81SLen Brown 573*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 574*388e9c81SLen Brown outp += sprintf(outp, "pADDED [%d] msr0x%x: %08llX\n", 575*388e9c81SLen Brown i, mp->msr_num, p->counter[i]); 576*388e9c81SLen Brown } 577c98d5d94SLen Brown } 5783b4d5c7fSAndy Shevchenko 5793b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 5803b4d5c7fSAndy Shevchenko 581c98d5d94SLen Brown return 0; 582103a8feaSLen Brown } 583103a8feaSLen Brown 584e23da037SLen Brown /* 585e23da037SLen Brown * column formatting convention & formats 586e23da037SLen Brown */ 587c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 588c98d5d94SLen Brown struct pkg_data *p) 589103a8feaSLen Brown { 590103a8feaSLen Brown double interval_float; 591fc04cc67SLen Brown char *fmt8; 592*388e9c81SLen Brown int i; 593*388e9c81SLen Brown struct msr_counter *mp; 594103a8feaSLen Brown 595c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 596c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 597c98d5d94SLen Brown return 0; 598c98d5d94SLen Brown 599c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 600c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 601c98d5d94SLen Brown return 0; 602c98d5d94SLen Brown 603103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 604103a8feaSLen Brown 605c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 606c98d5d94SLen Brown if (t == &average.threads) { 607103a8feaSLen Brown if (show_pkg) 6083d109de2SLen Brown outp += sprintf(outp, "\t-"); 609103a8feaSLen Brown if (show_core) 6103d109de2SLen Brown outp += sprintf(outp, "\t-"); 611103a8feaSLen Brown if (show_cpu) 6123d109de2SLen Brown outp += sprintf(outp, "\t-"); 613103a8feaSLen Brown } else { 614c98d5d94SLen Brown if (show_pkg) { 615c98d5d94SLen Brown if (p) 6163d109de2SLen Brown outp += sprintf(outp, "\t%d", p->package_id); 617c98d5d94SLen Brown else 6183d109de2SLen Brown outp += sprintf(outp, "\t-"); 619c98d5d94SLen Brown } 620c98d5d94SLen Brown if (show_core) { 621c98d5d94SLen Brown if (c) 6223d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_id); 623c98d5d94SLen Brown else 6243d109de2SLen Brown outp += sprintf(outp, "\t-"); 625c98d5d94SLen Brown } 626103a8feaSLen Brown if (show_cpu) 6273d109de2SLen Brown outp += sprintf(outp, "\t%d", t->cpu_id); 628103a8feaSLen Brown } 629fc04cc67SLen Brown 630d7899447SLen Brown /* Avg_MHz */ 631fc04cc67SLen Brown if (has_aperf) 6323d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 633fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 634fc04cc67SLen Brown 63575d2e44eSLen Brown /* Busy% */ 636ba3dec99SLen Brown if (has_aperf) 6373d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->mperf/t->tsc/tsc_tweak); 638103a8feaSLen Brown 639d7899447SLen Brown /* Bzy_MHz */ 64021ed5574SLen Brown if (has_aperf) { 64121ed5574SLen Brown if (has_base_hz) 6423d109de2SLen Brown outp += sprintf(outp, "\t%.0f", base_hz / units * t->aperf / t->mperf); 64321ed5574SLen Brown else 6443d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 64521ed5574SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 64621ed5574SLen Brown } 647103a8feaSLen Brown 648d7899447SLen Brown /* TSC_MHz */ 6493d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 1.0 * t->tsc/units/interval_float); 650103a8feaSLen Brown 6518e180f3cSLen Brown /* delta */ 6528e180f3cSLen Brown if (extra_delta_offset32) 6533d109de2SLen Brown outp += sprintf(outp, "\t%11llu", t->extra_delta32); 6548e180f3cSLen Brown 6558e180f3cSLen Brown /* DELTA */ 6568e180f3cSLen Brown if (extra_delta_offset64) 6573d109de2SLen Brown outp += sprintf(outp, "\t%11llu", t->extra_delta64); 6582f32edf1SLen Brown /* msr */ 6592f32edf1SLen Brown if (extra_msr_offset32) 6603d109de2SLen Brown outp += sprintf(outp, "\t0x%08llx", t->extra_msr32); 6612f32edf1SLen Brown 662130ff304SLen Brown /* MSR */ 6632f32edf1SLen Brown if (extra_msr_offset64) 6643d109de2SLen Brown outp += sprintf(outp, "\t0x%016llx", t->extra_msr64); 665130ff304SLen Brown 6661cc21f7bSLen Brown if (!debug) 6671cc21f7bSLen Brown goto done; 6681cc21f7bSLen Brown 669562a2d37SLen Brown /* IRQ */ 670562a2d37SLen Brown if (do_irq) 6713d109de2SLen Brown outp += sprintf(outp, "\t%d", t->irq_count); 672562a2d37SLen Brown 6731cc21f7bSLen Brown /* SMI */ 6741cc21f7bSLen Brown if (do_smi) 6753d109de2SLen Brown outp += sprintf(outp, "\t%d", t->smi_count); 6761cc21f7bSLen Brown 677ba3dec99SLen Brown if (do_nhm_cstates) 6783d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->c1/t->tsc); 679c98d5d94SLen Brown 680c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 681c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 682c98d5d94SLen Brown goto done; 683c98d5d94SLen Brown 684fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 6853d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c3/t->tsc); 686103a8feaSLen Brown if (do_nhm_cstates) 6873d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c6/t->tsc); 688103a8feaSLen Brown if (do_snb_cstates) 6893d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c7/t->tsc); 690c98d5d94SLen Brown 691*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 692*388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 693*388e9c81SLen Brown if (mp->width == 32) 694*388e9c81SLen Brown outp += sprintf(outp, "\t0x%08lx", (unsigned long) t->counter[i]); 695*388e9c81SLen Brown else 696*388e9c81SLen Brown outp += sprintf(outp, "\t0x%016llx", t->counter[i]); 697*388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 698*388e9c81SLen Brown outp += sprintf(outp, "\t%8lld", t->counter[i]); 699*388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 700*388e9c81SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->counter[i]/t->tsc); 701*388e9c81SLen Brown } 702*388e9c81SLen Brown } 703*388e9c81SLen Brown 704*388e9c81SLen Brown 705889facbeSLen Brown if (do_dts) 7063d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_temp_c); 707889facbeSLen Brown 708*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 709*388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 710*388e9c81SLen Brown if (mp->width == 32) 711*388e9c81SLen Brown outp += sprintf(outp, "\t0x%08lx", (unsigned long) c->counter[i]); 712*388e9c81SLen Brown else 713*388e9c81SLen Brown outp += sprintf(outp, "\t0x%016llx", c->counter[i]); 714*388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 715*388e9c81SLen Brown outp += sprintf(outp, "\t%8lld", c->counter[i]); 716*388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 717*388e9c81SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->counter[i]/t->tsc); 718*388e9c81SLen Brown } 719*388e9c81SLen Brown } 720*388e9c81SLen Brown 721c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 722c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 723c98d5d94SLen Brown goto done; 724c98d5d94SLen Brown 7250b2bb692SLen Brown /* PkgTmp */ 726889facbeSLen Brown if (do_ptm) 7273d109de2SLen Brown outp += sprintf(outp, "\t%d", p->pkg_temp_c); 728889facbeSLen Brown 729fdf676e5SLen Brown /* GFXrc6 */ 7309185e988SLen Brown if (do_gfx_rc6_ms) { 731ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 7323d109de2SLen Brown outp += sprintf(outp, "\t**.**"); 7339185e988SLen Brown } else { 7343d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 7359185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 7369185e988SLen Brown } 7379185e988SLen Brown } 738fdf676e5SLen Brown 73927d47356SLen Brown /* GFXMHz */ 74027d47356SLen Brown if (do_gfx_mhz) 7413d109de2SLen Brown outp += sprintf(outp, "\t%d", p->gfx_mhz); 74227d47356SLen Brown 7430b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 7440b2bb692SLen Brown if (do_skl_residency) { 7453d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 7463d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 7473d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 7483d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 7490b2bb692SLen Brown } 7500b2bb692SLen Brown 751ee7e38e3SLen Brown if (do_pc2) 7523d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc2/t->tsc); 753ee7e38e3SLen Brown if (do_pc3) 7543d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc3/t->tsc); 755ee7e38e3SLen Brown if (do_pc6) 7563d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc6/t->tsc); 757ee7e38e3SLen Brown if (do_pc7) 7583d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc7/t->tsc); 759ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 7603d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc8/t->tsc); 7613d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc9/t->tsc); 7623d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc10/t->tsc); 763ca58710fSKristen Carlson Accardi } 764889facbeSLen Brown 765889facbeSLen Brown /* 766889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 767889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 768889facbeSLen Brown */ 769fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 7703d109de2SLen Brown fmt8 = "\t%.2f"; 771fc04cc67SLen Brown else 772fc04cc67SLen Brown fmt8 = "%6.0f**"; 773889facbeSLen Brown 7745c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 775889facbeSLen Brown if (do_rapl & RAPL_PKG) 776fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 7779148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) 778fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 779889facbeSLen Brown if (do_rapl & RAPL_GFX) 780fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 781889facbeSLen Brown if (do_rapl & RAPL_DRAM) 78240ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 783889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 784fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 785889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 786fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 787d7899447SLen Brown } else if (do_rapl && rapl_joules) { 7885c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 789fc04cc67SLen Brown outp += sprintf(outp, fmt8, 7905c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 7915c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 792fc04cc67SLen Brown outp += sprintf(outp, fmt8, 7935c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 7945c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 795fc04cc67SLen Brown outp += sprintf(outp, fmt8, 7965c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 7975c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 798fc04cc67SLen Brown outp += sprintf(outp, fmt8, 79940ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 8005c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 801fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 8025c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 803fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 8045c56be9aSDirk Brandewie } 805*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 806*388e9c81SLen Brown if (mp->format == FORMAT_RAW) { 807*388e9c81SLen Brown if (mp->width == 32) 808*388e9c81SLen Brown outp += sprintf(outp, "\t0x%08lx", (unsigned long) p->counter[i]); 809*388e9c81SLen Brown else 810*388e9c81SLen Brown outp += sprintf(outp, "\t0x%016llx", p->counter[i]); 811*388e9c81SLen Brown } else if (mp->format == FORMAT_DELTA) { 812*388e9c81SLen Brown outp += sprintf(outp, "\t%8lld", p->counter[i]); 813*388e9c81SLen Brown } else if (mp->format == FORMAT_PERCENT) { 814*388e9c81SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->counter[i]/t->tsc); 815*388e9c81SLen Brown } 816*388e9c81SLen Brown } 817*388e9c81SLen Brown 818c98d5d94SLen Brown done: 819c98d5d94SLen Brown outp += sprintf(outp, "\n"); 820c98d5d94SLen Brown 821c98d5d94SLen Brown return 0; 822103a8feaSLen Brown } 823103a8feaSLen Brown 824b7d8c148SLen Brown void flush_output_stdout(void) 825103a8feaSLen Brown { 826b7d8c148SLen Brown FILE *filep; 827b7d8c148SLen Brown 828b7d8c148SLen Brown if (outf == stderr) 829b7d8c148SLen Brown filep = stdout; 830b7d8c148SLen Brown else 831b7d8c148SLen Brown filep = outf; 832b7d8c148SLen Brown 833b7d8c148SLen Brown fputs(output_buffer, filep); 834b7d8c148SLen Brown fflush(filep); 835b7d8c148SLen Brown 836c98d5d94SLen Brown outp = output_buffer; 837c98d5d94SLen Brown } 838b7d8c148SLen Brown void flush_output_stderr(void) 839c98d5d94SLen Brown { 840b7d8c148SLen Brown fputs(output_buffer, outf); 841b7d8c148SLen Brown fflush(outf); 842c98d5d94SLen Brown outp = output_buffer; 843c98d5d94SLen Brown } 844c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 845c98d5d94SLen Brown { 846e23da037SLen Brown static int printed; 847103a8feaSLen Brown 848e23da037SLen Brown if (!printed || !summary_only) 849103a8feaSLen Brown print_header(); 850103a8feaSLen Brown 851c98d5d94SLen Brown if (topo.num_cpus > 1) 852c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 853c98d5d94SLen Brown &average.packages); 854103a8feaSLen Brown 855e23da037SLen Brown printed = 1; 856e23da037SLen Brown 857e23da037SLen Brown if (summary_only) 858e23da037SLen Brown return; 859e23da037SLen Brown 860c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 861103a8feaSLen Brown } 862103a8feaSLen Brown 863889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 864889facbeSLen Brown if (new > old) { \ 865889facbeSLen Brown old = new - old; \ 866889facbeSLen Brown } else { \ 867889facbeSLen Brown old = 0x100000000 + new - old; \ 868889facbeSLen Brown } 869889facbeSLen Brown 870ba3dec99SLen Brown int 871c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 872103a8feaSLen Brown { 873*388e9c81SLen Brown int i; 874*388e9c81SLen Brown struct msr_counter *mp; 8750b2bb692SLen Brown 8760b2bb692SLen Brown if (do_skl_residency) { 8770b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 8780b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 8790b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 8800b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 8810b2bb692SLen Brown } 882c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 883ee7e38e3SLen Brown if (do_pc3) 884c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 885ee7e38e3SLen Brown if (do_pc6) 886c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 887ee7e38e3SLen Brown if (do_pc7) 888c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 889ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 890ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 891ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 892889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 893889facbeSLen Brown 8949185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 8959185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 8969185e988SLen Brown old->gfx_rc6_ms = -1; 8979185e988SLen Brown else 898fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 8999185e988SLen Brown 90027d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 90127d47356SLen Brown 902889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 903889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 904889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 905889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 906889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 907889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 908ba3dec99SLen Brown 909*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 910*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 911*388e9c81SLen Brown old->counter[i] = new->counter[i]; 912*388e9c81SLen Brown else 913*388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 914*388e9c81SLen Brown } 915*388e9c81SLen Brown 916ba3dec99SLen Brown return 0; 917103a8feaSLen Brown } 918103a8feaSLen Brown 919c98d5d94SLen Brown void 920c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 921c98d5d94SLen Brown { 922*388e9c81SLen Brown int i; 923*388e9c81SLen Brown struct msr_counter *mp; 924*388e9c81SLen Brown 925c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 926c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 927c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 928889facbeSLen Brown old->core_temp_c = new->core_temp_c; 929*388e9c81SLen Brown 930*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 931*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 932*388e9c81SLen Brown old->counter[i] = new->counter[i]; 933*388e9c81SLen Brown else 934*388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 935*388e9c81SLen Brown } 936103a8feaSLen Brown } 937c98d5d94SLen Brown 938c3ae331dSLen Brown /* 939c3ae331dSLen Brown * old = new - old 940c3ae331dSLen Brown */ 941ba3dec99SLen Brown int 942c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 943c98d5d94SLen Brown struct core_data *core_delta) 944c98d5d94SLen Brown { 945*388e9c81SLen Brown int i; 946*388e9c81SLen Brown struct msr_counter *mp; 947*388e9c81SLen Brown 948c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 949c98d5d94SLen Brown 950103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 951b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 952b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 953b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 954b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 955103a8feaSLen Brown 956c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 957c98d5d94SLen Brown 958a729617cSLen Brown if (has_aperf) { 959c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 960c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 961c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 962c98d5d94SLen Brown } else { 963ba3dec99SLen Brown return -1; 964103a8feaSLen Brown } 965a729617cSLen Brown } 966103a8feaSLen Brown 967c98d5d94SLen Brown 968144b44b1SLen Brown if (use_c1_residency_msr) { 969144b44b1SLen Brown /* 970144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 971144b44b1SLen Brown * which should be more accurate than the derivation below. 972144b44b1SLen Brown */ 973144b44b1SLen Brown } else { 974103a8feaSLen Brown /* 975c3ae331dSLen Brown * As counter collection is not atomic, 976c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 977103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 978103a8feaSLen Brown */ 979c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 980c98d5d94SLen Brown old->c1 = 0; 981c98d5d94SLen Brown else { 982c98d5d94SLen Brown /* normal case, derive c1 */ 983c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 984c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 985c98d5d94SLen Brown } 986144b44b1SLen Brown } 987c3ae331dSLen Brown 988c98d5d94SLen Brown if (old->mperf == 0) { 989b7d8c148SLen Brown if (debug > 1) 990b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 991c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 992c98d5d94SLen Brown } 993103a8feaSLen Brown 9948e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 9958e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 9968e180f3cSLen Brown 9978e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 9988e180f3cSLen Brown 999103a8feaSLen Brown /* 10008e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 1001103a8feaSLen Brown */ 10022f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 10032f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 10041ed51011SLen Brown 1005562a2d37SLen Brown if (do_irq) 1006562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 1007562a2d37SLen Brown 10081ed51011SLen Brown if (do_smi) 10091ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 1010ba3dec99SLen Brown 1011*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1012*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1013*388e9c81SLen Brown old->counter[i] = new->counter[i]; 1014*388e9c81SLen Brown else 1015*388e9c81SLen Brown old->counter[i] = new->counter[i] - old->counter[i]; 1016*388e9c81SLen Brown } 1017ba3dec99SLen Brown return 0; 1018103a8feaSLen Brown } 1019c98d5d94SLen Brown 1020c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 1021c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 1022c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 1023c98d5d94SLen Brown { 1024ba3dec99SLen Brown int retval = 0; 1025ba3dec99SLen Brown 1026c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 1027c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 1028c98d5d94SLen Brown delta_core(c, c2); 1029c98d5d94SLen Brown 1030c98d5d94SLen Brown /* always calculate thread delta */ 1031ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 1032ba3dec99SLen Brown if (retval) 1033ba3dec99SLen Brown return retval; 1034c98d5d94SLen Brown 1035c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 1036c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 1037ba3dec99SLen Brown retval = delta_package(p, p2); 1038c98d5d94SLen Brown 1039ba3dec99SLen Brown return retval; 1040103a8feaSLen Brown } 1041103a8feaSLen Brown 1042c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1043103a8feaSLen Brown { 1044*388e9c81SLen Brown int i; 1045*388e9c81SLen Brown struct msr_counter *mp; 1046*388e9c81SLen Brown 1047c98d5d94SLen Brown t->tsc = 0; 1048c98d5d94SLen Brown t->aperf = 0; 1049c98d5d94SLen Brown t->mperf = 0; 1050c98d5d94SLen Brown t->c1 = 0; 1051103a8feaSLen Brown 10528e180f3cSLen Brown t->extra_delta32 = 0; 10538e180f3cSLen Brown t->extra_delta64 = 0; 10548e180f3cSLen Brown 1055562a2d37SLen Brown t->irq_count = 0; 1056562a2d37SLen Brown t->smi_count = 0; 1057562a2d37SLen Brown 1058c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 1059c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 1060c98d5d94SLen Brown 1061c98d5d94SLen Brown c->c3 = 0; 1062c98d5d94SLen Brown c->c6 = 0; 1063c98d5d94SLen Brown c->c7 = 0; 1064889facbeSLen Brown c->core_temp_c = 0; 1065c98d5d94SLen Brown 10660b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 10670b2bb692SLen Brown p->pkg_any_core_c0 = 0; 10680b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 10690b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 10700b2bb692SLen Brown 1071c98d5d94SLen Brown p->pc2 = 0; 1072ee7e38e3SLen Brown if (do_pc3) 1073c98d5d94SLen Brown p->pc3 = 0; 1074ee7e38e3SLen Brown if (do_pc6) 1075c98d5d94SLen Brown p->pc6 = 0; 1076ee7e38e3SLen Brown if (do_pc7) 1077c98d5d94SLen Brown p->pc7 = 0; 1078ca58710fSKristen Carlson Accardi p->pc8 = 0; 1079ca58710fSKristen Carlson Accardi p->pc9 = 0; 1080ca58710fSKristen Carlson Accardi p->pc10 = 0; 1081889facbeSLen Brown 1082889facbeSLen Brown p->energy_pkg = 0; 1083889facbeSLen Brown p->energy_dram = 0; 1084889facbeSLen Brown p->energy_cores = 0; 1085889facbeSLen Brown p->energy_gfx = 0; 1086889facbeSLen Brown p->rapl_pkg_perf_status = 0; 1087889facbeSLen Brown p->rapl_dram_perf_status = 0; 1088889facbeSLen Brown p->pkg_temp_c = 0; 108927d47356SLen Brown 1090fdf676e5SLen Brown p->gfx_rc6_ms = 0; 109127d47356SLen Brown p->gfx_mhz = 0; 1092*388e9c81SLen Brown 1093*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) 1094*388e9c81SLen Brown t->counter[i] = 0; 1095*388e9c81SLen Brown 1096*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) 1097*388e9c81SLen Brown c->counter[i] = 0; 1098*388e9c81SLen Brown 1099*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) 1100*388e9c81SLen Brown p->counter[i] = 0; 1101103a8feaSLen Brown } 1102c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 1103c98d5d94SLen Brown struct pkg_data *p) 1104103a8feaSLen Brown { 1105*388e9c81SLen Brown int i; 1106*388e9c81SLen Brown struct msr_counter *mp; 1107*388e9c81SLen Brown 1108c98d5d94SLen Brown average.threads.tsc += t->tsc; 1109c98d5d94SLen Brown average.threads.aperf += t->aperf; 1110c98d5d94SLen Brown average.threads.mperf += t->mperf; 1111c98d5d94SLen Brown average.threads.c1 += t->c1; 111215aaa346SLen Brown 11138e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 11148e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 11158e180f3cSLen Brown 1116562a2d37SLen Brown average.threads.irq_count += t->irq_count; 1117562a2d37SLen Brown average.threads.smi_count += t->smi_count; 1118562a2d37SLen Brown 1119*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1120*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1121*388e9c81SLen Brown continue; 1122*388e9c81SLen Brown average.threads.counter[i] += t->counter[i]; 1123*388e9c81SLen Brown } 1124*388e9c81SLen Brown 1125c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 1126c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1127c98d5d94SLen Brown return 0; 1128c98d5d94SLen Brown 1129c98d5d94SLen Brown average.cores.c3 += c->c3; 1130c98d5d94SLen Brown average.cores.c6 += c->c6; 1131c98d5d94SLen Brown average.cores.c7 += c->c7; 1132c98d5d94SLen Brown 1133889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 1134889facbeSLen Brown 1135*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1136*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1137*388e9c81SLen Brown continue; 1138*388e9c81SLen Brown average.cores.counter[i] += c->counter[i]; 1139*388e9c81SLen Brown } 1140*388e9c81SLen Brown 1141c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 1142c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1143c98d5d94SLen Brown return 0; 1144c98d5d94SLen Brown 11450b2bb692SLen Brown if (do_skl_residency) { 11460b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 11470b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 11480b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 11490b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 11500b2bb692SLen Brown } 11510b2bb692SLen Brown 1152c98d5d94SLen Brown average.packages.pc2 += p->pc2; 1153ee7e38e3SLen Brown if (do_pc3) 1154c98d5d94SLen Brown average.packages.pc3 += p->pc3; 1155ee7e38e3SLen Brown if (do_pc6) 1156c98d5d94SLen Brown average.packages.pc6 += p->pc6; 1157ee7e38e3SLen Brown if (do_pc7) 1158c98d5d94SLen Brown average.packages.pc7 += p->pc7; 1159ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 1160ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 1161ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 1162c98d5d94SLen Brown 1163889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 1164889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 1165889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 1166889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 1167889facbeSLen Brown 1168fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 116927d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 117027d47356SLen Brown 1171889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 1172889facbeSLen Brown 1173889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 1174889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 1175*388e9c81SLen Brown 1176*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1177*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1178*388e9c81SLen Brown continue; 1179*388e9c81SLen Brown average.packages.counter[i] += p->counter[i]; 1180*388e9c81SLen Brown } 1181c98d5d94SLen Brown return 0; 1182c98d5d94SLen Brown } 1183c98d5d94SLen Brown /* 1184c98d5d94SLen Brown * sum the counters for all cpus in the system 1185c98d5d94SLen Brown * compute the weighted average 1186c98d5d94SLen Brown */ 1187c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 1188c98d5d94SLen Brown struct pkg_data *p) 1189c98d5d94SLen Brown { 1190*388e9c81SLen Brown int i; 1191*388e9c81SLen Brown struct msr_counter *mp; 1192*388e9c81SLen Brown 1193c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1194c98d5d94SLen Brown 1195c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1196c98d5d94SLen Brown 1197c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1198c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1199c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1200c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1201c98d5d94SLen Brown 12028e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 12038e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 12048e180f3cSLen Brown 12058e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 12068e180f3cSLen Brown 1207c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1208c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1209c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 1210c98d5d94SLen Brown 12110b2bb692SLen Brown if (do_skl_residency) { 12120b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 12130b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 12140b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 12150b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 12160b2bb692SLen Brown } 12170b2bb692SLen Brown 1218c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 1219ee7e38e3SLen Brown if (do_pc3) 1220c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 1221ee7e38e3SLen Brown if (do_pc6) 1222c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 1223ee7e38e3SLen Brown if (do_pc7) 1224c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1225ca58710fSKristen Carlson Accardi 1226ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1227ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1228ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1229*388e9c81SLen Brown 1230*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1231*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1232*388e9c81SLen Brown continue; 1233*388e9c81SLen Brown average.threads.counter[i] /= topo.num_cpus; 1234*388e9c81SLen Brown } 1235*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1236*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1237*388e9c81SLen Brown continue; 1238*388e9c81SLen Brown average.cores.counter[i] /= topo.num_cores; 1239*388e9c81SLen Brown } 1240*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1241*388e9c81SLen Brown if (mp->format == FORMAT_RAW) 1242*388e9c81SLen Brown continue; 1243*388e9c81SLen Brown average.packages.counter[i] /= topo.num_packages; 1244*388e9c81SLen Brown } 1245c98d5d94SLen Brown } 1246c98d5d94SLen Brown 1247c98d5d94SLen Brown static unsigned long long rdtsc(void) 1248c98d5d94SLen Brown { 1249c98d5d94SLen Brown unsigned int low, high; 1250c98d5d94SLen Brown 1251c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1252c98d5d94SLen Brown 1253c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1254c98d5d94SLen Brown } 1255c98d5d94SLen Brown 1256c98d5d94SLen Brown /* 1257c98d5d94SLen Brown * get_counters(...) 1258c98d5d94SLen Brown * migrate to cpu 1259c98d5d94SLen Brown * acquire and record local counters for that cpu 1260c98d5d94SLen Brown */ 1261c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1262c98d5d94SLen Brown { 1263c98d5d94SLen Brown int cpu = t->cpu_id; 1264889facbeSLen Brown unsigned long long msr; 12650102b067SLen Brown int aperf_mperf_retry_count = 0; 1266*388e9c81SLen Brown struct msr_counter *mp; 1267*388e9c81SLen Brown int i; 1268c98d5d94SLen Brown 1269e52966c0SLen Brown if (cpu_migrate(cpu)) { 1270b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 127115aaa346SLen Brown return -1; 1272e52966c0SLen Brown } 127315aaa346SLen Brown 12740102b067SLen Brown retry: 1275c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 127615aaa346SLen Brown 127715aaa346SLen Brown if (has_aperf) { 12780102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 12790102b067SLen Brown 12800102b067SLen Brown /* 12810102b067SLen Brown * The TSC, APERF and MPERF must be read together for 12820102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 12830102b067SLen Brown * 12840102b067SLen Brown * Unfortunately, APERF and MPERF are read by 12850102b067SLen Brown * individual system call, so delays may occur 12860102b067SLen Brown * between them. If the time to read them 12870102b067SLen Brown * varies by a large amount, we re-read them. 12880102b067SLen Brown */ 12890102b067SLen Brown 12900102b067SLen Brown /* 12910102b067SLen Brown * This initial dummy APERF read has been seen to 12920102b067SLen Brown * reduce jitter in the subsequent reads. 12930102b067SLen Brown */ 12940102b067SLen Brown 12959c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1296c98d5d94SLen Brown return -3; 12970102b067SLen Brown 12980102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 12990102b067SLen Brown 13000102b067SLen Brown tsc_before = t->tsc; 13010102b067SLen Brown 13020102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 13030102b067SLen Brown return -3; 13040102b067SLen Brown 13050102b067SLen Brown tsc_between = rdtsc(); 13060102b067SLen Brown 13079c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1308c98d5d94SLen Brown return -4; 13090102b067SLen Brown 13100102b067SLen Brown tsc_after = rdtsc(); 13110102b067SLen Brown 13120102b067SLen Brown aperf_time = tsc_between - tsc_before; 13130102b067SLen Brown mperf_time = tsc_after - tsc_between; 13140102b067SLen Brown 13150102b067SLen Brown /* 13160102b067SLen Brown * If the system call latency to read APERF and MPERF 13170102b067SLen Brown * differ by more than 2x, then try again. 13180102b067SLen Brown */ 13190102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 13200102b067SLen Brown aperf_mperf_retry_count++; 13210102b067SLen Brown if (aperf_mperf_retry_count < 5) 13220102b067SLen Brown goto retry; 13230102b067SLen Brown else 13240102b067SLen Brown warnx("cpu%d jitter %lld %lld", 13250102b067SLen Brown cpu, aperf_time, mperf_time); 13260102b067SLen Brown } 13270102b067SLen Brown aperf_mperf_retry_count = 0; 13280102b067SLen Brown 1329b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1330b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 133188c3281fSLen Brown } 133288c3281fSLen Brown 1333562a2d37SLen Brown if (do_irq) 1334562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 13351ed51011SLen Brown if (do_smi) { 13361ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 13371ed51011SLen Brown return -5; 13381ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 13391ed51011SLen Brown } 13408e180f3cSLen Brown if (extra_delta_offset32) { 1341889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 13422f32edf1SLen Brown return -5; 1343889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 13448e180f3cSLen Brown } 13458e180f3cSLen Brown 13468e180f3cSLen Brown if (extra_delta_offset64) 13478e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 13488e180f3cSLen Brown return -5; 13498e180f3cSLen Brown 13508e180f3cSLen Brown if (extra_msr_offset32) { 1351889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 13528e180f3cSLen Brown return -5; 1353889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 13548e180f3cSLen Brown } 13552f32edf1SLen Brown 13562f32edf1SLen Brown if (extra_msr_offset64) 13572f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1358c98d5d94SLen Brown return -5; 1359c98d5d94SLen Brown 1360144b44b1SLen Brown if (use_c1_residency_msr) { 1361144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1362144b44b1SLen Brown return -6; 1363144b44b1SLen Brown } 1364144b44b1SLen Brown 1365*388e9c81SLen Brown for (i = 0, mp = sys.tp; mp; i++, mp = mp->next) { 1366*388e9c81SLen Brown if (get_msr(cpu, mp->msr_num, &t->counter[i])) 1367*388e9c81SLen Brown return -10; 1368*388e9c81SLen Brown } 1369*388e9c81SLen Brown 1370*388e9c81SLen Brown 1371c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1372c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1373c98d5d94SLen Brown return 0; 1374c98d5d94SLen Brown 1375fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) { 1376c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1377c98d5d94SLen Brown return -6; 1378144b44b1SLen Brown } 1379144b44b1SLen Brown 1380fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_knl_cstates) { 1381c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1382c98d5d94SLen Brown return -7; 1383fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1384fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1385fb5d4327SDasaratharaman Chandramouli return -7; 1386103a8feaSLen Brown } 138715aaa346SLen Brown 138815aaa346SLen Brown if (do_snb_cstates) 1389c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1390c98d5d94SLen Brown return -8; 1391c98d5d94SLen Brown 1392889facbeSLen Brown if (do_dts) { 1393889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1394889facbeSLen Brown return -9; 1395889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1396889facbeSLen Brown } 1397889facbeSLen Brown 1398*388e9c81SLen Brown for (i = 0, mp = sys.cp; mp; i++, mp = mp->next) { 1399*388e9c81SLen Brown if (get_msr(cpu, mp->msr_num, &c->counter[i])) 1400*388e9c81SLen Brown return -10; 1401*388e9c81SLen Brown } 1402889facbeSLen Brown 1403c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1404c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1405c98d5d94SLen Brown return 0; 140615aaa346SLen Brown 14070b2bb692SLen Brown if (do_skl_residency) { 14080b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 14090b2bb692SLen Brown return -10; 14100b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 14110b2bb692SLen Brown return -11; 14120b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 14130b2bb692SLen Brown return -12; 14140b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 14150b2bb692SLen Brown return -13; 14160b2bb692SLen Brown } 1417ee7e38e3SLen Brown if (do_pc3) 1418c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1419c98d5d94SLen Brown return -9; 1420ee7e38e3SLen Brown if (do_pc6) 1421c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1422c98d5d94SLen Brown return -10; 1423ee7e38e3SLen Brown if (do_pc2) 1424c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1425c98d5d94SLen Brown return -11; 1426ee7e38e3SLen Brown if (do_pc7) 1427c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1428c98d5d94SLen Brown return -12; 1429ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1430ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1431ca58710fSKristen Carlson Accardi return -13; 1432ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1433ca58710fSKristen Carlson Accardi return -13; 1434ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1435ca58710fSKristen Carlson Accardi return -13; 1436ca58710fSKristen Carlson Accardi } 1437889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1438889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1439889facbeSLen Brown return -13; 1440889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1441889facbeSLen Brown } 14429148494cSJacob Pan if (do_rapl & RAPL_CORES_ENERGY_STATUS) { 1443889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1444889facbeSLen Brown return -14; 1445889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1446889facbeSLen Brown } 1447889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1448889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1449889facbeSLen Brown return -15; 1450889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1451889facbeSLen Brown } 1452889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1453889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1454889facbeSLen Brown return -16; 1455889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1456889facbeSLen Brown } 1457889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1458889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1459889facbeSLen Brown return -16; 1460889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1461889facbeSLen Brown } 1462889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1463889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1464889facbeSLen Brown return -16; 1465889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1466889facbeSLen Brown } 1467889facbeSLen Brown if (do_ptm) { 1468889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1469889facbeSLen Brown return -17; 1470889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1471889facbeSLen Brown } 1472fdf676e5SLen Brown 1473fdf676e5SLen Brown if (do_gfx_rc6_ms) 1474fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 1475fdf676e5SLen Brown 147627d47356SLen Brown if (do_gfx_mhz) 147727d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 147827d47356SLen Brown 1479*388e9c81SLen Brown for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) { 1480*388e9c81SLen Brown if (get_msr(cpu, mp->msr_num, &p->counter[i])) 1481*388e9c81SLen Brown return -10; 1482*388e9c81SLen Brown } 1483*388e9c81SLen Brown 148415aaa346SLen Brown return 0; 1485103a8feaSLen Brown } 1486103a8feaSLen Brown 1487ee7e38e3SLen Brown /* 1488ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1489ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1490ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1491ee7e38e3SLen Brown */ 1492ee7e38e3SLen Brown 1493ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1494ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1495ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1496ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1497ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1498ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1499ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1500ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1501ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1502ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1503ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1504ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 15050b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 15060b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 15070b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1508ee7e38e3SLen Brown 1509ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1510ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 15110b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1512ee7e38e3SLen Brown 1513e9257f5fSLen 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}; 1514e9257f5fSLen 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}; 1515e9257f5fSLen 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}; 1516e9257f5fSLen 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}; 1517e9257f5fSLen 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}; 1518e9257f5fSLen 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}; 1519e4085d54SLen 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}; 1520d8ebb442SLen Brown int skx_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; 1521ee7e38e3SLen Brown 1522a2b7b749SLen Brown 1523a2b7b749SLen Brown static void 1524a2b7b749SLen Brown calculate_tsc_tweak() 1525a2b7b749SLen Brown { 1526a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1527a2b7b749SLen Brown } 1528a2b7b749SLen Brown 1529fcd17211SLen Brown static void 1530fcd17211SLen Brown dump_nhm_platform_info(void) 1531103a8feaSLen Brown { 1532103a8feaSLen Brown unsigned long long msr; 1533103a8feaSLen Brown unsigned int ratio; 1534103a8feaSLen Brown 1535ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 1536103a8feaSLen Brown 1537b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 15386574a5d5SLen Brown 1539103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 1540b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1541103a8feaSLen Brown ratio, bclk, ratio * bclk); 1542103a8feaSLen Brown 1543103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1544b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz base frequency\n", 1545103a8feaSLen Brown ratio, bclk, ratio * bclk); 1546103a8feaSLen Brown 15477ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1548b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1549bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 155067920418SLen Brown 1551fcd17211SLen Brown return; 1552fcd17211SLen Brown } 1553fcd17211SLen Brown 1554fcd17211SLen Brown static void 1555fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1556fcd17211SLen Brown { 1557fcd17211SLen Brown unsigned long long msr; 1558fcd17211SLen Brown unsigned int ratio; 1559fcd17211SLen Brown 15607ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1561fcd17211SLen Brown 1562b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1563fcd17211SLen Brown 1564fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1565fcd17211SLen Brown if (ratio) 1566b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1567fcd17211SLen Brown ratio, bclk, ratio * bclk); 1568fcd17211SLen Brown 1569fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1570fcd17211SLen Brown if (ratio) 1571b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1572fcd17211SLen Brown ratio, bclk, ratio * bclk); 1573fcd17211SLen Brown return; 1574fcd17211SLen Brown } 1575fcd17211SLen Brown 1576fcd17211SLen Brown static void 1577fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1578fcd17211SLen Brown { 1579fcd17211SLen Brown unsigned long long msr; 1580fcd17211SLen Brown unsigned int ratio; 15816574a5d5SLen Brown 15827ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 15836574a5d5SLen Brown 1584b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 15856574a5d5SLen Brown 15866574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 15876574a5d5SLen Brown if (ratio) 1588b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 15896574a5d5SLen Brown ratio, bclk, ratio * bclk); 15906574a5d5SLen Brown 15916574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 15926574a5d5SLen Brown if (ratio) 1593b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 15946574a5d5SLen Brown ratio, bclk, ratio * bclk); 15956574a5d5SLen Brown 15966574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 15976574a5d5SLen Brown if (ratio) 1598b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 15996574a5d5SLen Brown ratio, bclk, ratio * bclk); 16006574a5d5SLen Brown 16016574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 16026574a5d5SLen Brown if (ratio) 1603b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 16046574a5d5SLen Brown ratio, bclk, ratio * bclk); 16056574a5d5SLen Brown 16066574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 16076574a5d5SLen Brown if (ratio) 1608b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 16096574a5d5SLen Brown ratio, bclk, ratio * bclk); 16106574a5d5SLen Brown 16116574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 16126574a5d5SLen Brown if (ratio) 1613b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 16146574a5d5SLen Brown ratio, bclk, ratio * bclk); 16156574a5d5SLen Brown 16166574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 16176574a5d5SLen Brown if (ratio) 1618b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 16196574a5d5SLen Brown ratio, bclk, ratio * bclk); 16206574a5d5SLen Brown 16216574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 16226574a5d5SLen Brown if (ratio) 1623b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 16246574a5d5SLen Brown ratio, bclk, ratio * bclk); 1625103a8feaSLen Brown return; 1626fcd17211SLen Brown } 1627fcd17211SLen Brown 1628fcd17211SLen Brown static void 1629fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1630fcd17211SLen Brown { 1631fcd17211SLen Brown unsigned long long msr; 1632fcd17211SLen Brown unsigned int ratio; 1633103a8feaSLen Brown 16347ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1635103a8feaSLen Brown 1636b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 16376574a5d5SLen Brown 16386574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 16396574a5d5SLen Brown if (ratio) 1640b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 16416574a5d5SLen Brown ratio, bclk, ratio * bclk); 16426574a5d5SLen Brown 16436574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 16446574a5d5SLen Brown if (ratio) 1645b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 16466574a5d5SLen Brown ratio, bclk, ratio * bclk); 16476574a5d5SLen Brown 16486574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 16496574a5d5SLen Brown if (ratio) 1650b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 16516574a5d5SLen Brown ratio, bclk, ratio * bclk); 16526574a5d5SLen Brown 16536574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 16546574a5d5SLen Brown if (ratio) 1655b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 16566574a5d5SLen Brown ratio, bclk, ratio * bclk); 16576574a5d5SLen Brown 1658103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1659103a8feaSLen Brown if (ratio) 1660b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1661103a8feaSLen Brown ratio, bclk, ratio * bclk); 1662103a8feaSLen Brown 1663103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1664103a8feaSLen Brown if (ratio) 1665b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1666103a8feaSLen Brown ratio, bclk, ratio * bclk); 1667103a8feaSLen Brown 1668103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1669103a8feaSLen Brown if (ratio) 1670b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1671103a8feaSLen Brown ratio, bclk, ratio * bclk); 1672103a8feaSLen Brown 1673103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1674103a8feaSLen Brown if (ratio) 1675b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1676103a8feaSLen Brown ratio, bclk, ratio * bclk); 1677fcd17211SLen Brown return; 1678fcd17211SLen Brown } 16793a9a941dSLen Brown 1680fcd17211SLen Brown static void 1681fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1682fb5d4327SDasaratharaman Chandramouli { 1683cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 1684cbf97abaSHubert Chrzaniuk 1685fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1686cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 1687cbf97abaSHubert Chrzaniuk int i, b_nr; 1688cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 1689cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 1690fb5d4327SDasaratharaman Chandramouli 1691ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1692fb5d4327SDasaratharaman Chandramouli 1693b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 1694bfae2052SLen Brown base_cpu, msr); 1695fb5d4327SDasaratharaman Chandramouli 1696fb5d4327SDasaratharaman Chandramouli /** 1697fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1698cbf97abaSHubert Chrzaniuk * [0] -- Reserved 1699cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 1700fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1701fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1702fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1703fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1704fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1705fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1706fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1707fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1708fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1709fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1710fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1711fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1712fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1713fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1714fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1715fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1716fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1717fb5d4327SDasaratharaman Chandramouli */ 1718fb5d4327SDasaratharaman Chandramouli 1719cbf97abaSHubert Chrzaniuk b_nr = 0; 1720cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 1721cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 1722cbf97abaSHubert Chrzaniuk 1723cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 1724fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1725cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 1726fb5d4327SDasaratharaman Chandramouli 1727cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 1728cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 1729cbf97abaSHubert Chrzaniuk b_nr++; 1730fb5d4327SDasaratharaman Chandramouli } 1731cbf97abaSHubert Chrzaniuk 1732cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 1733cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 1734b7d8c148SLen Brown fprintf(outf, 1735fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1736cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 1737fb5d4327SDasaratharaman Chandramouli } 1738fb5d4327SDasaratharaman Chandramouli 1739fb5d4327SDasaratharaman Chandramouli static void 1740fcd17211SLen Brown dump_nhm_cst_cfg(void) 1741fcd17211SLen Brown { 1742fcd17211SLen Brown unsigned long long msr; 1743fcd17211SLen Brown 17447ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1745fcd17211SLen Brown 1746fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1747fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1748fcd17211SLen Brown 1749b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr); 1750fcd17211SLen Brown 1751b7d8c148SLen Brown fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1752fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1753fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1754fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1755fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1756fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 17576c34f160SLen Brown (unsigned int)msr & 0xF, 1758fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1759fcd17211SLen Brown return; 1760103a8feaSLen Brown } 1761103a8feaSLen Brown 17626fb3143bSLen Brown static void 17636fb3143bSLen Brown dump_config_tdp(void) 17646fb3143bSLen Brown { 17656fb3143bSLen Brown unsigned long long msr; 17666fb3143bSLen Brown 17676fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 1768b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 1769685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 17706fb3143bSLen Brown 17716fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 1772b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 17736fb3143bSLen Brown if (msr) { 1774685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1775685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1776685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1777685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 17786fb3143bSLen Brown } 1779b7d8c148SLen Brown fprintf(outf, ")\n"); 17806fb3143bSLen Brown 17816fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 1782b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 17836fb3143bSLen Brown if (msr) { 1784685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1785685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1786685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1787685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 17886fb3143bSLen Brown } 1789b7d8c148SLen Brown fprintf(outf, ")\n"); 17906fb3143bSLen Brown 17916fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 1792b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 17936fb3143bSLen Brown if ((msr) & 0x3) 1794b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 1795b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1796b7d8c148SLen Brown fprintf(outf, ")\n"); 17976fb3143bSLen Brown 17986fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 1799b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1800685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 1801b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1802b7d8c148SLen Brown fprintf(outf, ")\n"); 18036fb3143bSLen Brown } 18045a63426eSLen Brown 18055a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 18065a63426eSLen Brown 18075a63426eSLen Brown void print_irtl(void) 18085a63426eSLen Brown { 18095a63426eSLen Brown unsigned long long msr; 18105a63426eSLen Brown 18115a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 18125a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 18135a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 18145a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 18155a63426eSLen Brown 18165a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 18175a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 18185a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 18195a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 18205a63426eSLen Brown 18215a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 18225a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 18235a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 18245a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 18255a63426eSLen Brown 18265a63426eSLen Brown if (!do_irtl_hsw) 18275a63426eSLen Brown return; 18285a63426eSLen Brown 18295a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 18305a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 18315a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 18325a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 18335a63426eSLen Brown 18345a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 18355a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 18365a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 18375a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 18385a63426eSLen Brown 18395a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 18405a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 18415a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 18425a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 18435a63426eSLen Brown 18445a63426eSLen Brown } 184536229897SLen Brown void free_fd_percpu(void) 184636229897SLen Brown { 184736229897SLen Brown int i; 184836229897SLen Brown 184901a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 185036229897SLen Brown if (fd_percpu[i] != 0) 185136229897SLen Brown close(fd_percpu[i]); 185236229897SLen Brown } 185336229897SLen Brown 185436229897SLen Brown free(fd_percpu); 18556fb3143bSLen Brown } 18566fb3143bSLen Brown 1857c98d5d94SLen Brown void free_all_buffers(void) 1858103a8feaSLen Brown { 1859c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1860c98d5d94SLen Brown cpu_present_set = NULL; 186136229897SLen Brown cpu_present_setsize = 0; 1862103a8feaSLen Brown 1863c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1864c98d5d94SLen Brown cpu_affinity_set = NULL; 1865c98d5d94SLen Brown cpu_affinity_setsize = 0; 1866103a8feaSLen Brown 1867c98d5d94SLen Brown free(thread_even); 1868c98d5d94SLen Brown free(core_even); 1869c98d5d94SLen Brown free(package_even); 1870103a8feaSLen Brown 1871c98d5d94SLen Brown thread_even = NULL; 1872c98d5d94SLen Brown core_even = NULL; 1873c98d5d94SLen Brown package_even = NULL; 1874103a8feaSLen Brown 1875c98d5d94SLen Brown free(thread_odd); 1876c98d5d94SLen Brown free(core_odd); 1877c98d5d94SLen Brown free(package_odd); 1878103a8feaSLen Brown 1879c98d5d94SLen Brown thread_odd = NULL; 1880c98d5d94SLen Brown core_odd = NULL; 1881c98d5d94SLen Brown package_odd = NULL; 1882103a8feaSLen Brown 1883c98d5d94SLen Brown free(output_buffer); 1884c98d5d94SLen Brown output_buffer = NULL; 1885c98d5d94SLen Brown outp = NULL; 188636229897SLen Brown 188736229897SLen Brown free_fd_percpu(); 1888562a2d37SLen Brown 1889562a2d37SLen Brown free(irq_column_2_cpu); 1890562a2d37SLen Brown free(irqs_per_cpu); 1891103a8feaSLen Brown } 1892103a8feaSLen Brown 1893103a8feaSLen Brown /* 189457a42a34SJosh Triplett * Open a file, and exit on failure 189557a42a34SJosh Triplett */ 189657a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 189757a42a34SJosh Triplett { 1898b7d8c148SLen Brown FILE *filep = fopen(path, mode); 1899b2c95d90SJosh Triplett if (!filep) 1900b2c95d90SJosh Triplett err(1, "%s: open failed", path); 190157a42a34SJosh Triplett return filep; 190257a42a34SJosh Triplett } 190357a42a34SJosh Triplett 190457a42a34SJosh Triplett /* 190595aebc44SJosh Triplett * Parse a file containing a single int. 190695aebc44SJosh Triplett */ 190795aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 190895aebc44SJosh Triplett { 190995aebc44SJosh Triplett va_list args; 191095aebc44SJosh Triplett char path[PATH_MAX]; 191195aebc44SJosh Triplett FILE *filep; 191295aebc44SJosh Triplett int value; 191395aebc44SJosh Triplett 191495aebc44SJosh Triplett va_start(args, fmt); 191595aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 191695aebc44SJosh Triplett va_end(args); 191757a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1918b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1919b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 192095aebc44SJosh Triplett fclose(filep); 192195aebc44SJosh Triplett return value; 192295aebc44SJosh Triplett } 192395aebc44SJosh Triplett 192495aebc44SJosh Triplett /* 1925e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1926e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1927e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1928103a8feaSLen Brown */ 1929e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1930103a8feaSLen Brown { 1931e275b388SDasaratharaman Chandramouli char path[64]; 1932e275b388SDasaratharaman Chandramouli FILE *filep; 1933e275b388SDasaratharaman Chandramouli int this_cpu; 1934e275b388SDasaratharaman Chandramouli char character; 1935e275b388SDasaratharaman Chandramouli int i; 1936e275b388SDasaratharaman Chandramouli 1937e275b388SDasaratharaman Chandramouli sprintf(path, 1938e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1939e275b388SDasaratharaman Chandramouli cpu); 1940e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1941e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1942e275b388SDasaratharaman Chandramouli perror(path); 1943e275b388SDasaratharaman Chandramouli exit(1); 1944e275b388SDasaratharaman Chandramouli } 1945e275b388SDasaratharaman Chandramouli 1946e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1947e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1948e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1949e275b388SDasaratharaman Chandramouli fclose(filep); 1950e275b388SDasaratharaman Chandramouli return i; 1951e275b388SDasaratharaman Chandramouli } 1952e275b388SDasaratharaman Chandramouli 1953e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1954e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1955e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1956e275b388SDasaratharaman Chandramouli } 1957e275b388SDasaratharaman Chandramouli 1958e275b388SDasaratharaman Chandramouli fclose(filep); 1959e275b388SDasaratharaman Chandramouli return -1; 1960c98d5d94SLen Brown } 1961103a8feaSLen Brown 1962c98d5d94SLen Brown /* 1963c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1964c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1965c98d5d94SLen Brown */ 1966c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1967c98d5d94SLen Brown { 196895aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1969103a8feaSLen Brown } 1970103a8feaSLen Brown 1971103a8feaSLen Brown int get_physical_package_id(int cpu) 1972103a8feaSLen Brown { 197395aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1974103a8feaSLen Brown } 1975103a8feaSLen Brown 1976103a8feaSLen Brown int get_core_id(int cpu) 1977103a8feaSLen Brown { 197895aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1979103a8feaSLen Brown } 1980103a8feaSLen Brown 1981c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1982c98d5d94SLen Brown { 1983c98d5d94SLen Brown char path[80]; 1984c98d5d94SLen Brown FILE *filep; 1985e275b388SDasaratharaman Chandramouli int sib1; 1986e275b388SDasaratharaman Chandramouli int matches = 0; 1987c98d5d94SLen Brown char character; 1988e275b388SDasaratharaman Chandramouli char str[100]; 1989e275b388SDasaratharaman Chandramouli char *ch; 1990c98d5d94SLen Brown 1991c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 199257a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1993e275b388SDasaratharaman Chandramouli 1994103a8feaSLen Brown /* 1995c98d5d94SLen Brown * file format: 1996e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1997e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1998c98d5d94SLen Brown */ 1999e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 2000e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 2001e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 2002e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 2003e275b388SDasaratharaman Chandramouli while (ch != NULL) { 2004e275b388SDasaratharaman Chandramouli matches++; 2005e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 2006e275b388SDasaratharaman Chandramouli } 2007c98d5d94SLen Brown 2008c98d5d94SLen Brown fclose(filep); 2009e275b388SDasaratharaman Chandramouli return matches+1; 2010c98d5d94SLen Brown } 2011c98d5d94SLen Brown 2012c98d5d94SLen Brown /* 2013c98d5d94SLen Brown * run func(thread, core, package) in topology order 2014c98d5d94SLen Brown * skip non-present cpus 2015103a8feaSLen Brown */ 2016103a8feaSLen Brown 2017c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 2018c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 2019c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 2020c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 2021c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 2022c98d5d94SLen Brown struct pkg_data *pkg_base2) 2023c98d5d94SLen Brown { 2024c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 2025c98d5d94SLen Brown 2026c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 2027c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 2028c98d5d94SLen Brown for (thread_no = 0; thread_no < 2029c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 2030c98d5d94SLen Brown struct thread_data *t, *t2; 2031c98d5d94SLen Brown struct core_data *c, *c2; 2032c98d5d94SLen Brown struct pkg_data *p, *p2; 2033c98d5d94SLen Brown 2034c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 2035c98d5d94SLen Brown 2036c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 2037c98d5d94SLen Brown continue; 2038c98d5d94SLen Brown 2039c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 2040c98d5d94SLen Brown 2041c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 2042c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 2043c98d5d94SLen Brown 2044c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 2045c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 2046c98d5d94SLen Brown 2047c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 2048c98d5d94SLen Brown if (retval) 2049c98d5d94SLen Brown return retval; 2050c98d5d94SLen Brown } 2051c98d5d94SLen Brown } 2052c98d5d94SLen Brown } 2053c98d5d94SLen Brown return 0; 2054c98d5d94SLen Brown } 2055c98d5d94SLen Brown 2056c98d5d94SLen Brown /* 2057c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 2058c98d5d94SLen Brown * return max_cpu number 2059c98d5d94SLen Brown */ 2060c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 2061103a8feaSLen Brown { 2062103a8feaSLen Brown FILE *fp; 2063c98d5d94SLen Brown int cpu_num; 2064103a8feaSLen Brown int retval; 2065103a8feaSLen Brown 206657a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 2067103a8feaSLen Brown 2068103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 2069b2c95d90SJosh Triplett if (retval != 0) 2070b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 2071103a8feaSLen Brown 2072c98d5d94SLen Brown while (1) { 2073c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 2074103a8feaSLen Brown if (retval != 1) 2075103a8feaSLen Brown break; 2076103a8feaSLen Brown 2077c98d5d94SLen Brown retval = func(cpu_num); 2078c98d5d94SLen Brown if (retval) { 2079c98d5d94SLen Brown fclose(fp); 2080c98d5d94SLen Brown return(retval); 2081c98d5d94SLen Brown } 2082103a8feaSLen Brown } 2083103a8feaSLen Brown fclose(fp); 2084c98d5d94SLen Brown return 0; 2085103a8feaSLen Brown } 2086103a8feaSLen Brown 2087103a8feaSLen Brown void re_initialize(void) 2088103a8feaSLen Brown { 2089c98d5d94SLen Brown free_all_buffers(); 2090c98d5d94SLen Brown setup_all_buffers(); 2091c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 2092103a8feaSLen Brown } 2093103a8feaSLen Brown 2094c98d5d94SLen Brown 2095103a8feaSLen Brown /* 2096c98d5d94SLen Brown * count_cpus() 2097c98d5d94SLen Brown * remember the last one seen, it will be the max 2098103a8feaSLen Brown */ 2099c98d5d94SLen Brown int count_cpus(int cpu) 2100103a8feaSLen Brown { 2101c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 2102c98d5d94SLen Brown topo.max_cpu_num = cpu; 2103103a8feaSLen Brown 2104c98d5d94SLen Brown topo.num_cpus += 1; 2105c98d5d94SLen Brown return 0; 2106103a8feaSLen Brown } 2107c98d5d94SLen Brown int mark_cpu_present(int cpu) 2108c98d5d94SLen Brown { 2109c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 211015aaa346SLen Brown return 0; 2111103a8feaSLen Brown } 2112103a8feaSLen Brown 2113562a2d37SLen Brown /* 2114562a2d37SLen Brown * snapshot_proc_interrupts() 2115562a2d37SLen Brown * 2116562a2d37SLen Brown * read and record summary of /proc/interrupts 2117562a2d37SLen Brown * 2118562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 2119562a2d37SLen Brown */ 2120562a2d37SLen Brown int snapshot_proc_interrupts(void) 2121562a2d37SLen Brown { 2122562a2d37SLen Brown static FILE *fp; 2123562a2d37SLen Brown int column, retval; 2124562a2d37SLen Brown 2125562a2d37SLen Brown if (fp == NULL) 2126562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 2127562a2d37SLen Brown else 2128562a2d37SLen Brown rewind(fp); 2129562a2d37SLen Brown 2130562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 2131562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2132562a2d37SLen Brown int cpu_number; 2133562a2d37SLen Brown 2134562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 2135562a2d37SLen Brown if (retval != 1) 2136562a2d37SLen Brown break; 2137562a2d37SLen Brown 2138562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 2139562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 2140562a2d37SLen Brown return 1; 2141562a2d37SLen Brown } 2142562a2d37SLen Brown 2143562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 2144562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 2145562a2d37SLen Brown } 2146562a2d37SLen Brown 2147562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 2148562a2d37SLen Brown while (1) { 2149562a2d37SLen Brown int column; 2150562a2d37SLen Brown char buf[64]; 2151562a2d37SLen Brown 2152562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 2153562a2d37SLen Brown if (retval != 1) 2154562a2d37SLen Brown break; 2155562a2d37SLen Brown 2156562a2d37SLen Brown /* read the count per cpu */ 2157562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 2158562a2d37SLen Brown 2159562a2d37SLen Brown int cpu_number, irq_count; 2160562a2d37SLen Brown 2161562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 2162562a2d37SLen Brown if (retval != 1) 2163562a2d37SLen Brown break; 2164562a2d37SLen Brown 2165562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 2166562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 2167562a2d37SLen Brown 2168562a2d37SLen Brown } 2169562a2d37SLen Brown 2170562a2d37SLen Brown while (getc(fp) != '\n') 2171562a2d37SLen Brown ; /* flush interrupt description */ 2172562a2d37SLen Brown 2173562a2d37SLen Brown } 2174562a2d37SLen Brown return 0; 2175562a2d37SLen Brown } 217627d47356SLen Brown /* 2177fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 2178fdf676e5SLen Brown * 2179fdf676e5SLen Brown * record snapshot of 2180fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 2181fdf676e5SLen Brown * 2182fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 2183fdf676e5SLen Brown */ 2184fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 2185fdf676e5SLen Brown { 2186fdf676e5SLen Brown FILE *fp; 2187fdf676e5SLen Brown int retval; 2188fdf676e5SLen Brown 2189fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 2190fdf676e5SLen Brown 2191fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 2192fdf676e5SLen Brown if (retval != 1) 2193fdf676e5SLen Brown err(1, "GFX rc6"); 2194fdf676e5SLen Brown 2195fdf676e5SLen Brown fclose(fp); 2196fdf676e5SLen Brown 2197fdf676e5SLen Brown return 0; 2198fdf676e5SLen Brown } 2199fdf676e5SLen Brown /* 220027d47356SLen Brown * snapshot_gfx_mhz() 220127d47356SLen Brown * 220227d47356SLen Brown * record snapshot of 220327d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 220427d47356SLen Brown * 220527d47356SLen Brown * return 1 if config change requires a restart, else return 0 220627d47356SLen Brown */ 220727d47356SLen Brown int snapshot_gfx_mhz(void) 220827d47356SLen Brown { 220927d47356SLen Brown static FILE *fp; 221027d47356SLen Brown int retval; 221127d47356SLen Brown 221227d47356SLen Brown if (fp == NULL) 221327d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 221427d47356SLen Brown else 221527d47356SLen Brown rewind(fp); 221627d47356SLen Brown 221727d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 221827d47356SLen Brown if (retval != 1) 221927d47356SLen Brown err(1, "GFX MHz"); 222027d47356SLen Brown 222127d47356SLen Brown return 0; 222227d47356SLen Brown } 2223562a2d37SLen Brown 2224562a2d37SLen Brown /* 2225562a2d37SLen Brown * snapshot /proc and /sys files 2226562a2d37SLen Brown * 2227562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2228562a2d37SLen Brown */ 2229562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2230562a2d37SLen Brown { 2231562a2d37SLen Brown if (snapshot_proc_interrupts()) 2232562a2d37SLen Brown return 1; 2233562a2d37SLen Brown 2234fdf676e5SLen Brown if (do_gfx_rc6_ms) 2235fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2236fdf676e5SLen Brown 223727d47356SLen Brown if (do_gfx_mhz) 223827d47356SLen Brown snapshot_gfx_mhz(); 223927d47356SLen Brown 2240562a2d37SLen Brown return 0; 2241562a2d37SLen Brown } 2242562a2d37SLen Brown 2243103a8feaSLen Brown void turbostat_loop() 2244103a8feaSLen Brown { 2245c98d5d94SLen Brown int retval; 2246e52966c0SLen Brown int restarted = 0; 2247c98d5d94SLen Brown 2248103a8feaSLen Brown restart: 2249e52966c0SLen Brown restarted++; 2250e52966c0SLen Brown 2251562a2d37SLen Brown snapshot_proc_sysfs_files(); 2252c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2253d91bb17cSLen Brown if (retval < -1) { 2254d91bb17cSLen Brown exit(retval); 2255d91bb17cSLen Brown } else if (retval == -1) { 2256e52966c0SLen Brown if (restarted > 1) { 2257e52966c0SLen Brown exit(retval); 2258e52966c0SLen Brown } 2259c98d5d94SLen Brown re_initialize(); 2260c98d5d94SLen Brown goto restart; 2261c98d5d94SLen Brown } 2262e52966c0SLen Brown restarted = 0; 2263103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2264103a8feaSLen Brown 2265103a8feaSLen Brown while (1) { 2266c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 2267103a8feaSLen Brown re_initialize(); 2268103a8feaSLen Brown goto restart; 2269103a8feaSLen Brown } 22702a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2271562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2272562a2d37SLen Brown goto restart; 2273c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 2274d91bb17cSLen Brown if (retval < -1) { 2275d91bb17cSLen Brown exit(retval); 2276d91bb17cSLen Brown } else if (retval == -1) { 227715aaa346SLen Brown re_initialize(); 227815aaa346SLen Brown goto restart; 227915aaa346SLen Brown } 2280103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 2281103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 2282ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 2283ba3dec99SLen Brown re_initialize(); 2284ba3dec99SLen Brown goto restart; 2285ba3dec99SLen Brown } 2286c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 2287c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 2288b7d8c148SLen Brown flush_output_stdout(); 22892a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2290562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2291562a2d37SLen Brown goto restart; 2292c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2293d91bb17cSLen Brown if (retval < -1) { 2294d91bb17cSLen Brown exit(retval); 2295d91bb17cSLen Brown } else if (retval == -1) { 2296103a8feaSLen Brown re_initialize(); 2297103a8feaSLen Brown goto restart; 2298103a8feaSLen Brown } 2299103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2300103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 2301ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 2302ba3dec99SLen Brown re_initialize(); 2303ba3dec99SLen Brown goto restart; 2304ba3dec99SLen Brown } 2305c98d5d94SLen Brown compute_average(ODD_COUNTERS); 2306c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 2307b7d8c148SLen Brown flush_output_stdout(); 2308103a8feaSLen Brown } 2309103a8feaSLen Brown } 2310103a8feaSLen Brown 2311103a8feaSLen Brown void check_dev_msr() 2312103a8feaSLen Brown { 2313103a8feaSLen Brown struct stat sb; 23147ce7d5deSPrarit Bhargava char pathname[32]; 2315103a8feaSLen Brown 23167ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 23177ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 2318a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 2319d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 2320103a8feaSLen Brown } 2321103a8feaSLen Brown 232298481e79SLen Brown void check_permissions() 2323103a8feaSLen Brown { 232498481e79SLen Brown struct __user_cap_header_struct cap_header_data; 232598481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 232698481e79SLen Brown struct __user_cap_data_struct cap_data_data; 232798481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 232898481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 232998481e79SLen Brown int do_exit = 0; 23307ce7d5deSPrarit Bhargava char pathname[32]; 233198481e79SLen Brown 233298481e79SLen Brown /* check for CAP_SYS_RAWIO */ 233398481e79SLen Brown cap_header->pid = getpid(); 233498481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 233598481e79SLen Brown if (capget(cap_header, cap_data) < 0) 233698481e79SLen Brown err(-6, "capget(2) failed"); 233798481e79SLen Brown 233898481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 233998481e79SLen Brown do_exit++; 234098481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 234198481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 234298481e79SLen Brown } 234398481e79SLen Brown 234498481e79SLen Brown /* test file permissions */ 23457ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 23467ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 234798481e79SLen Brown do_exit++; 234898481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 234998481e79SLen Brown } 235098481e79SLen Brown 235198481e79SLen Brown /* if all else fails, thell them to be root */ 235298481e79SLen Brown if (do_exit) 2353b2c95d90SJosh Triplett if (getuid() != 0) 2354d7899447SLen Brown warnx("... or simply run as root"); 235598481e79SLen Brown 235698481e79SLen Brown if (do_exit) 235798481e79SLen Brown exit(-6); 2358103a8feaSLen Brown } 2359103a8feaSLen Brown 2360d7899447SLen Brown /* 2361d7899447SLen Brown * NHM adds support for additional MSRs: 2362d7899447SLen Brown * 2363d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 2364d7899447SLen Brown * 2365ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 2366d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 2367d7899447SLen Brown * 2368d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 2369d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 2370d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 2371d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 2372d7899447SLen Brown * 2373ee7e38e3SLen Brown * Side effect: 2374ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 2375d7899447SLen Brown */ 2376ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 2377103a8feaSLen Brown { 2378ee7e38e3SLen Brown unsigned long long msr; 237921ed5574SLen Brown unsigned int base_ratio; 2380ee7e38e3SLen Brown int *pkg_cstate_limits; 2381ee7e38e3SLen Brown 2382103a8feaSLen Brown if (!genuine_intel) 2383103a8feaSLen Brown return 0; 2384103a8feaSLen Brown 2385103a8feaSLen Brown if (family != 6) 2386103a8feaSLen Brown return 0; 2387103a8feaSLen Brown 238821ed5574SLen Brown bclk = discover_bclk(family, model); 238921ed5574SLen Brown 2390103a8feaSLen Brown switch (model) { 2391869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EP: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 2392869ce69eSLen Brown case INTEL_FAM6_NEHALEM: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 2393103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 2394869ce69eSLen Brown case INTEL_FAM6_WESTMERE: /* Westmere Client - Clarkdale, Arrandale */ 2395869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EP: /* Westmere EP - Gulftown */ 2396869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 2397869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 2398ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 2399ee7e38e3SLen Brown break; 2400869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: /* SNB */ 2401869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: /* SNB Xeon */ 2402869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2403869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2404ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 2405ee7e38e3SLen Brown break; 2406869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2407869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2408869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2409869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2410869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2411869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2412869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2413869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2414869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2415869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2416869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2417869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2418ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 2419ee7e38e3SLen Brown break; 2420d8ebb442SLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 2421d8ebb442SLen Brown pkg_cstate_limits = skx_pkg_cstate_limits; 2422d8ebb442SLen Brown break; 2423869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 2424869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 2425ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 2426ee7e38e3SLen Brown break; 2427869ce69eSLen Brown case INTEL_FAM6_ATOM_AIRMONT: /* AMT */ 2428ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 2429ee7e38e3SLen Brown break; 2430869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI */ 2431005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2432ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 2433ee7e38e3SLen Brown break; 2434869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 2435869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 2436e4085d54SLen Brown pkg_cstate_limits = bxt_pkg_cstate_limits; 2437e4085d54SLen Brown break; 2438103a8feaSLen Brown default: 2439103a8feaSLen Brown return 0; 2440103a8feaSLen Brown } 24417ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 2442e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 2443ee7e38e3SLen Brown 2444ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 244521ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 244621ed5574SLen Brown 244721ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 244821ed5574SLen Brown has_base_hz = 1; 2449ee7e38e3SLen Brown return 1; 2450103a8feaSLen Brown } 2451d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 2452d7899447SLen Brown { 2453d7899447SLen Brown switch (model) { 2454d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 2455869ce69eSLen Brown case INTEL_FAM6_NEHALEM_EX: /* Nehalem-EX Xeon - Beckton */ 2456869ce69eSLen Brown case INTEL_FAM6_WESTMERE_EX: /* Westmere-EX Xeon - Eagleton */ 2457869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* PHI - Knights Landing (different MSR definition) */ 2458005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2459d7899447SLen Brown return 0; 2460d7899447SLen Brown default: 2461d7899447SLen Brown return 1; 2462d7899447SLen Brown } 2463d7899447SLen Brown } 24646574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 24656574a5d5SLen Brown { 24666574a5d5SLen Brown if (!genuine_intel) 24676574a5d5SLen Brown return 0; 24686574a5d5SLen Brown 24696574a5d5SLen Brown if (family != 6) 24706574a5d5SLen Brown return 0; 24716574a5d5SLen Brown 24726574a5d5SLen Brown switch (model) { 2473869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 2474869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 24756574a5d5SLen Brown return 1; 24766574a5d5SLen Brown default: 24776574a5d5SLen Brown return 0; 24786574a5d5SLen Brown } 24796574a5d5SLen Brown } 2480fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 2481fcd17211SLen Brown { 2482fcd17211SLen Brown if (!genuine_intel) 2483fcd17211SLen Brown return 0; 2484fcd17211SLen Brown 2485fcd17211SLen Brown if (family != 6) 2486fcd17211SLen Brown return 0; 2487fcd17211SLen Brown 2488fcd17211SLen Brown switch (model) { 2489869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW Xeon */ 2490fcd17211SLen Brown return 1; 2491fcd17211SLen Brown default: 2492fcd17211SLen Brown return 0; 2493fcd17211SLen Brown } 2494fcd17211SLen Brown } 2495fcd17211SLen Brown 2496fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 2497fb5d4327SDasaratharaman Chandramouli { 2498fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2499fb5d4327SDasaratharaman Chandramouli return 0; 2500fb5d4327SDasaratharaman Chandramouli 2501fb5d4327SDasaratharaman Chandramouli if (family != 6) 2502fb5d4327SDasaratharaman Chandramouli return 0; 2503fb5d4327SDasaratharaman Chandramouli 2504fb5d4327SDasaratharaman Chandramouli switch (model) { 2505869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 2506005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 2507fb5d4327SDasaratharaman Chandramouli return 1; 2508fb5d4327SDasaratharaman Chandramouli default: 2509fb5d4327SDasaratharaman Chandramouli return 0; 2510fb5d4327SDasaratharaman Chandramouli } 2511fb5d4327SDasaratharaman Chandramouli } 25126fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 25136fb3143bSLen Brown { 25146fb3143bSLen Brown if (!genuine_intel) 25156fb3143bSLen Brown return 0; 25166fb3143bSLen Brown 25176fb3143bSLen Brown if (family != 6) 25186fb3143bSLen Brown return 0; 25196fb3143bSLen Brown 25206fb3143bSLen Brown switch (model) { 2521869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 2522869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2523869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2524869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2525869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2526869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2527869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2528869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2529869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2530869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2531869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2532869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2533869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 2534869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 25356fb3143bSLen Brown 2536869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* Knights Landing */ 2537005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 25386fb3143bSLen Brown return 1; 25396fb3143bSLen Brown default: 25406fb3143bSLen Brown return 0; 25416fb3143bSLen Brown } 25426fb3143bSLen Brown } 25436fb3143bSLen Brown 2544fcd17211SLen Brown static void 25451b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 2546fcd17211SLen Brown { 2547fcd17211SLen Brown if (!do_nhm_platform_info) 2548fcd17211SLen Brown return; 2549fcd17211SLen Brown 2550fcd17211SLen Brown dump_nhm_platform_info(); 2551fcd17211SLen Brown 2552fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 2553fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 2554fcd17211SLen Brown 2555fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 2556fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 2557fcd17211SLen Brown 2558fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 2559fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 2560fcd17211SLen Brown 2561fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 2562fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 2563fb5d4327SDasaratharaman Chandramouli 25646fb3143bSLen Brown if (has_config_tdp(family, model)) 25656fb3143bSLen Brown dump_config_tdp(); 25666fb3143bSLen Brown 2567fcd17211SLen Brown dump_nhm_cst_cfg(); 2568fcd17211SLen Brown } 2569fcd17211SLen Brown 25706574a5d5SLen Brown 2571889facbeSLen Brown /* 2572889facbeSLen Brown * print_epb() 2573889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2574889facbeSLen Brown */ 2575889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2576889facbeSLen Brown { 2577889facbeSLen Brown unsigned long long msr; 2578889facbeSLen Brown char *epb_string; 2579889facbeSLen Brown int cpu; 2580889facbeSLen Brown 2581889facbeSLen Brown if (!has_epb) 2582889facbeSLen Brown return 0; 2583889facbeSLen Brown 2584889facbeSLen Brown cpu = t->cpu_id; 2585889facbeSLen Brown 2586889facbeSLen Brown /* EPB is per-package */ 2587889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2588889facbeSLen Brown return 0; 2589889facbeSLen Brown 2590889facbeSLen Brown if (cpu_migrate(cpu)) { 2591b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2592889facbeSLen Brown return -1; 2593889facbeSLen Brown } 2594889facbeSLen Brown 2595889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2596889facbeSLen Brown return 0; 2597889facbeSLen Brown 2598e9be7dd6SLen Brown switch (msr & 0xF) { 2599889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2600889facbeSLen Brown epb_string = "performance"; 2601889facbeSLen Brown break; 2602889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2603889facbeSLen Brown epb_string = "balanced"; 2604889facbeSLen Brown break; 2605889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2606889facbeSLen Brown epb_string = "powersave"; 2607889facbeSLen Brown break; 2608889facbeSLen Brown default: 2609889facbeSLen Brown epb_string = "custom"; 2610889facbeSLen Brown break; 2611889facbeSLen Brown } 2612b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2613889facbeSLen Brown 2614889facbeSLen Brown return 0; 2615889facbeSLen Brown } 26167f5c258eSLen Brown /* 26177f5c258eSLen Brown * print_hwp() 26187f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 26197f5c258eSLen Brown */ 26207f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 26217f5c258eSLen Brown { 26227f5c258eSLen Brown unsigned long long msr; 26237f5c258eSLen Brown int cpu; 26247f5c258eSLen Brown 26257f5c258eSLen Brown if (!has_hwp) 26267f5c258eSLen Brown return 0; 26277f5c258eSLen Brown 26287f5c258eSLen Brown cpu = t->cpu_id; 26297f5c258eSLen Brown 26307f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 26317f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 26327f5c258eSLen Brown return 0; 26337f5c258eSLen Brown 26347f5c258eSLen Brown if (cpu_migrate(cpu)) { 2635b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 26367f5c258eSLen Brown return -1; 26377f5c258eSLen Brown } 26387f5c258eSLen Brown 26397f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 26407f5c258eSLen Brown return 0; 26417f5c258eSLen Brown 2642b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 26437f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 26447f5c258eSLen Brown 26457f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 26467f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 26477f5c258eSLen Brown return 0; 26487f5c258eSLen Brown 26497f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 26507f5c258eSLen Brown return 0; 26517f5c258eSLen Brown 2652b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 26537f5c258eSLen Brown "(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n", 26547f5c258eSLen Brown cpu, msr, 26557f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 26567f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 26577f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 26587f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 26597f5c258eSLen Brown 26607f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 26617f5c258eSLen Brown return 0; 26627f5c258eSLen Brown 2663b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 26647f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n", 26657f5c258eSLen Brown cpu, msr, 26667f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 26677f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 26687f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 26697f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 26707f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 26717f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 26727f5c258eSLen Brown 26737f5c258eSLen Brown if (has_hwp_pkg) { 26747f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 26757f5c258eSLen Brown return 0; 26767f5c258eSLen Brown 2677b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 26787f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n", 26797f5c258eSLen Brown cpu, msr, 26807f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 26817f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 26827f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 26837f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 26847f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 26857f5c258eSLen Brown } 26867f5c258eSLen Brown if (has_hwp_notify) { 26877f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 26887f5c258eSLen Brown return 0; 26897f5c258eSLen Brown 2690b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 26917f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 26927f5c258eSLen Brown cpu, msr, 26937f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 26947f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 26957f5c258eSLen Brown } 26967f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 26977f5c258eSLen Brown return 0; 26987f5c258eSLen Brown 2699b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 27007f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 27017f5c258eSLen Brown cpu, msr, 27027f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 27037f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 2704889facbeSLen Brown 2705889facbeSLen Brown return 0; 2706889facbeSLen Brown } 2707889facbeSLen Brown 27083a9a941dSLen Brown /* 27093a9a941dSLen Brown * print_perf_limit() 27103a9a941dSLen Brown */ 27113a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 27123a9a941dSLen Brown { 27133a9a941dSLen Brown unsigned long long msr; 27143a9a941dSLen Brown int cpu; 27153a9a941dSLen Brown 27163a9a941dSLen Brown cpu = t->cpu_id; 27173a9a941dSLen Brown 27183a9a941dSLen Brown /* per-package */ 27193a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 27203a9a941dSLen Brown return 0; 27213a9a941dSLen Brown 27223a9a941dSLen Brown if (cpu_migrate(cpu)) { 2723b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 27243a9a941dSLen Brown return -1; 27253a9a941dSLen Brown } 27263a9a941dSLen Brown 27273a9a941dSLen Brown if (do_core_perf_limit_reasons) { 27283a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 2729b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2730b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 2731e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 27323a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 2733e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 2734e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 2735e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 2736e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 2737e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 2738e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 2739e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 2740e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 2741e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 2742e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 2743e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 2744e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 2745b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 2746e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 27473a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 2748e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 2749e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 2750e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 2751e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 2752e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 2753e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 2754e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 2755e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 2756e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 2757e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 2758e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 2759e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 27603a9a941dSLen Brown 27613a9a941dSLen Brown } 27623a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 27633a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 2764b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2765b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 27663a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 27673a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 27683a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 27693a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 27703a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 27713a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 27723a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 27733a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2774b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 27753a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 27763a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 27773a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 27783a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 27793a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 27803a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 27813a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 27823a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 27833a9a941dSLen Brown } 27843a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 27853a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 2786b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2787b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 27883a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 27893a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 27903a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 27913a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 27923a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 27933a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2794b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 27953a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 27963a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 27973a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 27983a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 27993a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 28003a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 28013a9a941dSLen Brown } 28023a9a941dSLen Brown return 0; 28033a9a941dSLen Brown } 28043a9a941dSLen Brown 2805889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 2806889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 2807889facbeSLen Brown 28081b69317dSColin Ian King double get_tdp(unsigned int model) 2809144b44b1SLen Brown { 2810144b44b1SLen Brown unsigned long long msr; 2811144b44b1SLen Brown 2812144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 28137ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 2814144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 2815144b44b1SLen Brown 2816144b44b1SLen Brown switch (model) { 2817869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: 2818869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: 2819144b44b1SLen Brown return 30.0; 2820144b44b1SLen Brown default: 2821144b44b1SLen Brown return 135.0; 2822144b44b1SLen Brown } 2823144b44b1SLen Brown } 2824144b44b1SLen Brown 282540ee8e3bSAndrey Semin /* 282640ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 282740ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 282840ee8e3bSAndrey Semin */ 282940ee8e3bSAndrey Semin static double 283040ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 283140ee8e3bSAndrey Semin { 283240ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 283340ee8e3bSAndrey Semin 283440ee8e3bSAndrey Semin switch (model) { 2835869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2836869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2837869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2838869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 2839005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 284040ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 284140ee8e3bSAndrey Semin default: 284240ee8e3bSAndrey Semin return (rapl_energy_units); 284340ee8e3bSAndrey Semin } 284440ee8e3bSAndrey Semin } 284540ee8e3bSAndrey Semin 2846144b44b1SLen Brown 2847889facbeSLen Brown /* 2848889facbeSLen Brown * rapl_probe() 2849889facbeSLen Brown * 2850144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 2851889facbeSLen Brown */ 2852889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2853889facbeSLen Brown { 2854889facbeSLen Brown unsigned long long msr; 2855144b44b1SLen Brown unsigned int time_unit; 2856889facbeSLen Brown double tdp; 2857889facbeSLen Brown 2858889facbeSLen Brown if (!genuine_intel) 2859889facbeSLen Brown return; 2860889facbeSLen Brown 2861889facbeSLen Brown if (family != 6) 2862889facbeSLen Brown return; 2863889facbeSLen Brown 2864889facbeSLen Brown switch (model) { 2865869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 2866869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: 2867869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2868869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2869869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 2870869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 2871869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 2872144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2873889facbeSLen Brown break; 2874869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 2875e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 2876e4085d54SLen Brown break; 2877869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 2878869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 2879869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 2880869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 28810b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 28820b2bb692SLen Brown break; 2883869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 2884869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 2885869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 2886869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 2887869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 2888005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 28890b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2890e6f9bb3cSLen Brown break; 2891869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 2892869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: 28930b2bb692SLen 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; 2894144b44b1SLen Brown break; 2895869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 2896869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 2897144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES; 2898889facbeSLen Brown break; 2899869ce69eSLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 29000f644909SJacob 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; 29010f644909SJacob Pan break; 2902889facbeSLen Brown default: 2903889facbeSLen Brown return; 2904889facbeSLen Brown } 2905889facbeSLen Brown 2906889facbeSLen Brown /* units on package 0, verify later other packages match */ 29077ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 2908889facbeSLen Brown return; 2909889facbeSLen Brown 2910889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2911869ce69eSLen Brown if (model == INTEL_FAM6_ATOM_SILVERMONT1) 2912144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2913144b44b1SLen Brown else 2914889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2915889facbeSLen Brown 291640ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 291740ee8e3bSAndrey Semin 2918144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2919144b44b1SLen Brown if (time_unit == 0) 2920144b44b1SLen Brown time_unit = 0xA; 2921889facbeSLen Brown 2922144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2923144b44b1SLen Brown 2924144b44b1SLen Brown tdp = get_tdp(model); 2925889facbeSLen Brown 2926889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2927d8af6f5fSLen Brown if (debug) 2928b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2929889facbeSLen Brown 2930889facbeSLen Brown return; 2931889facbeSLen Brown } 2932889facbeSLen Brown 29331b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 29343a9a941dSLen Brown { 29353a9a941dSLen Brown if (!genuine_intel) 29363a9a941dSLen Brown return; 29373a9a941dSLen Brown 29383a9a941dSLen Brown if (family != 6) 29393a9a941dSLen Brown return; 29403a9a941dSLen Brown 29413a9a941dSLen Brown switch (model) { 2942869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 2943869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 2944869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 29453a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 2946869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSX */ 29473a9a941dSLen Brown do_core_perf_limit_reasons = 1; 29483a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 29493a9a941dSLen Brown default: 29503a9a941dSLen Brown return; 29513a9a941dSLen Brown } 29523a9a941dSLen Brown } 29533a9a941dSLen Brown 2954889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2955889facbeSLen Brown { 2956889facbeSLen Brown unsigned long long msr; 2957889facbeSLen Brown unsigned int dts; 2958889facbeSLen Brown int cpu; 2959889facbeSLen Brown 2960889facbeSLen Brown if (!(do_dts || do_ptm)) 2961889facbeSLen Brown return 0; 2962889facbeSLen Brown 2963889facbeSLen Brown cpu = t->cpu_id; 2964889facbeSLen Brown 2965889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2966889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2967889facbeSLen Brown return 0; 2968889facbeSLen Brown 2969889facbeSLen Brown if (cpu_migrate(cpu)) { 2970b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2971889facbeSLen Brown return -1; 2972889facbeSLen Brown } 2973889facbeSLen Brown 2974889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2975889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2976889facbeSLen Brown return 0; 2977889facbeSLen Brown 2978889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2979b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2980889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2981889facbeSLen Brown 2982889facbeSLen Brown #ifdef THERM_DEBUG 2983889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2984889facbeSLen Brown return 0; 2985889facbeSLen Brown 2986889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2987889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2988b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2989889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2990889facbeSLen Brown #endif 2991889facbeSLen Brown } 2992889facbeSLen Brown 2993889facbeSLen Brown 2994889facbeSLen Brown if (do_dts) { 2995889facbeSLen Brown unsigned int resolution; 2996889facbeSLen Brown 2997889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2998889facbeSLen Brown return 0; 2999889facbeSLen Brown 3000889facbeSLen Brown dts = (msr >> 16) & 0x7F; 3001889facbeSLen Brown resolution = (msr >> 27) & 0xF; 3002b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 3003889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 3004889facbeSLen Brown 3005889facbeSLen Brown #ifdef THERM_DEBUG 3006889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 3007889facbeSLen Brown return 0; 3008889facbeSLen Brown 3009889facbeSLen Brown dts = (msr >> 16) & 0x7F; 3010889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 3011b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 3012889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 3013889facbeSLen Brown #endif 3014889facbeSLen Brown } 3015889facbeSLen Brown 3016889facbeSLen Brown return 0; 3017889facbeSLen Brown } 3018889facbeSLen Brown 3019889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 3020889facbeSLen Brown { 3021b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 3022889facbeSLen Brown cpu, label, 3023889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 3024889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 3025889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 3026889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 3027889facbeSLen Brown 3028889facbeSLen Brown return; 3029889facbeSLen Brown } 3030889facbeSLen Brown 3031889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3032889facbeSLen Brown { 3033889facbeSLen Brown unsigned long long msr; 3034889facbeSLen Brown int cpu; 3035889facbeSLen Brown 3036889facbeSLen Brown if (!do_rapl) 3037889facbeSLen Brown return 0; 3038889facbeSLen Brown 3039889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 3040889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3041889facbeSLen Brown return 0; 3042889facbeSLen Brown 3043889facbeSLen Brown cpu = t->cpu_id; 3044889facbeSLen Brown if (cpu_migrate(cpu)) { 3045b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3046889facbeSLen Brown return -1; 3047889facbeSLen Brown } 3048889facbeSLen Brown 3049889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 3050889facbeSLen Brown return -1; 3051889facbeSLen Brown 3052d8af6f5fSLen Brown if (debug) { 3053b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 3054889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 3055144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 3056889facbeSLen Brown } 3057144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 3058144b44b1SLen Brown 3059889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 3060889facbeSLen Brown return -5; 3061889facbeSLen Brown 3062889facbeSLen Brown 3063b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 3064889facbeSLen Brown cpu, msr, 3065889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3066889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3067889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3068889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 3069889facbeSLen Brown 3070144b44b1SLen Brown } 3071144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 3072144b44b1SLen Brown 3073889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 3074889facbeSLen Brown return -9; 3075889facbeSLen Brown 3076b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 3077889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 3078889facbeSLen Brown 3079889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 3080b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 3081889facbeSLen Brown cpu, 3082889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 3083889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 3084889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 3085889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 3086889facbeSLen Brown } 3087889facbeSLen Brown 30880b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 3089889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 3090889facbeSLen Brown return -6; 3091889facbeSLen Brown 3092b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 3093889facbeSLen Brown cpu, msr, 3094889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3095889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3096889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 3097889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 30980b2bb692SLen Brown } 30990b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 3100889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 3101889facbeSLen Brown return -9; 3102b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 3103889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 3104889facbeSLen Brown 3105889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 3106889facbeSLen Brown } 3107144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 3108d8af6f5fSLen Brown if (debug) { 3109889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 3110889facbeSLen Brown return -7; 3111889facbeSLen Brown 3112b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 3113144b44b1SLen Brown } 3114144b44b1SLen Brown } 31159148494cSJacob Pan if (do_rapl & RAPL_CORES_POWER_LIMIT) { 3116d8af6f5fSLen Brown if (debug) { 3117889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 3118889facbeSLen Brown return -9; 3119b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 3120889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 3121889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 3122889facbeSLen Brown } 3123889facbeSLen Brown } 3124889facbeSLen Brown if (do_rapl & RAPL_GFX) { 3125d8af6f5fSLen Brown if (debug) { 3126889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 3127889facbeSLen Brown return -8; 3128889facbeSLen Brown 3129b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 3130889facbeSLen Brown 3131889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 3132889facbeSLen Brown return -9; 3133b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 3134889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 3135889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 3136889facbeSLen Brown } 3137889facbeSLen Brown } 3138889facbeSLen Brown return 0; 3139889facbeSLen Brown } 3140889facbeSLen Brown 3141d7899447SLen Brown /* 3142d7899447SLen Brown * SNB adds support for additional MSRs: 3143d7899447SLen Brown * 3144d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 3145d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 3146d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 3147d7899447SLen Brown */ 3148103a8feaSLen Brown 3149d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 3150103a8feaSLen Brown { 3151103a8feaSLen Brown if (!genuine_intel) 3152103a8feaSLen Brown return 0; 3153103a8feaSLen Brown 3154103a8feaSLen Brown switch (model) { 3155869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE: 3156869ce69eSLen Brown case INTEL_FAM6_SANDYBRIDGE_X: 3157869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE: /* IVB */ 3158869ce69eSLen Brown case INTEL_FAM6_IVYBRIDGE_X: /* IVB Xeon */ 3159869ce69eSLen Brown case INTEL_FAM6_HASWELL_CORE: /* HSW */ 3160869ce69eSLen Brown case INTEL_FAM6_HASWELL_X: /* HSW */ 3161869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3162869ce69eSLen Brown case INTEL_FAM6_HASWELL_GT3E: /* HSW */ 3163869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3164869ce69eSLen Brown case INTEL_FAM6_BROADWELL_GT3E: /* BDW */ 3165869ce69eSLen Brown case INTEL_FAM6_BROADWELL_X: /* BDX */ 3166869ce69eSLen Brown case INTEL_FAM6_BROADWELL_XEON_D: /* BDX-DE */ 3167869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3168869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3169869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3170869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3171869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 3172869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 31735bbac26eSXiaolong Wang case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 3174103a8feaSLen Brown return 1; 3175103a8feaSLen Brown } 3176103a8feaSLen Brown return 0; 3177103a8feaSLen Brown } 3178103a8feaSLen Brown 3179d7899447SLen Brown /* 3180d7899447SLen Brown * HSW adds support for additional MSRs: 3181d7899447SLen Brown * 3182d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 3183d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 3184d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 31855a63426eSLen Brown * 31865a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 31875a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 31885a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 31895a63426eSLen Brown * 3190d7899447SLen Brown */ 3191d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 3192ca58710fSKristen Carlson Accardi { 3193ca58710fSKristen Carlson Accardi if (!genuine_intel) 3194ca58710fSKristen Carlson Accardi return 0; 3195ca58710fSKristen Carlson Accardi 3196ca58710fSKristen Carlson Accardi switch (model) { 3197869ce69eSLen Brown case INTEL_FAM6_HASWELL_ULT: /* HSW */ 3198869ce69eSLen Brown case INTEL_FAM6_BROADWELL_CORE: /* BDW */ 3199869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3200869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3201869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3202869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3203869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3204ca58710fSKristen Carlson Accardi return 1; 3205ca58710fSKristen Carlson Accardi } 3206ca58710fSKristen Carlson Accardi return 0; 3207ca58710fSKristen Carlson Accardi } 3208ca58710fSKristen Carlson Accardi 32090b2bb692SLen Brown /* 32100b2bb692SLen Brown * SKL adds support for additional MSRS: 32110b2bb692SLen Brown * 32120b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 32130b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 32140b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 32150b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 32160b2bb692SLen Brown */ 32170b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 32180b2bb692SLen Brown { 32190b2bb692SLen Brown if (!genuine_intel) 32200b2bb692SLen Brown return 0; 32210b2bb692SLen Brown 32220b2bb692SLen Brown switch (model) { 3223869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3224869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3225869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3226869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 32270b2bb692SLen Brown return 1; 32280b2bb692SLen Brown } 32290b2bb692SLen Brown return 0; 32300b2bb692SLen Brown } 32310b2bb692SLen Brown 32320b2bb692SLen Brown 3233ca58710fSKristen Carlson Accardi 3234144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 3235144b44b1SLen Brown { 3236144b44b1SLen Brown if (!genuine_intel) 3237144b44b1SLen Brown return 0; 3238144b44b1SLen Brown switch (model) { 3239869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT1: /* BYT */ 3240869ce69eSLen Brown case INTEL_FAM6_ATOM_SILVERMONT2: /* AVN */ 3241144b44b1SLen Brown return 1; 3242144b44b1SLen Brown } 3243144b44b1SLen Brown return 0; 3244144b44b1SLen Brown } 3245144b44b1SLen Brown 3246fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 3247fb5d4327SDasaratharaman Chandramouli { 3248fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3249fb5d4327SDasaratharaman Chandramouli return 0; 3250fb5d4327SDasaratharaman Chandramouli switch (model) { 3251869ce69eSLen Brown case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ 3252005c82d6SLen Brown case INTEL_FAM6_XEON_PHI_KNM: 3253fb5d4327SDasaratharaman Chandramouli return 1; 3254fb5d4327SDasaratharaman Chandramouli } 3255fb5d4327SDasaratharaman Chandramouli return 0; 3256fb5d4327SDasaratharaman Chandramouli } 3257fb5d4327SDasaratharaman Chandramouli 3258b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 3259b2b34dfeSHubert Chrzaniuk { 3260b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 3261b2b34dfeSHubert Chrzaniuk return 1024; 3262b2b34dfeSHubert Chrzaniuk return 1; 3263b2b34dfeSHubert Chrzaniuk } 3264b2b34dfeSHubert Chrzaniuk 3265144b44b1SLen Brown #define SLM_BCLK_FREQS 5 3266144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 3267144b44b1SLen Brown 3268144b44b1SLen Brown double slm_bclk(void) 3269144b44b1SLen Brown { 3270144b44b1SLen Brown unsigned long long msr = 3; 3271144b44b1SLen Brown unsigned int i; 3272144b44b1SLen Brown double freq; 3273144b44b1SLen Brown 32747ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 3275b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 3276144b44b1SLen Brown 3277144b44b1SLen Brown i = msr & 0xf; 3278144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 3279b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 32800a91e551SColin Ian King i = 3; 3281144b44b1SLen Brown } 3282144b44b1SLen Brown freq = slm_freq_table[i]; 3283144b44b1SLen Brown 3284b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 3285144b44b1SLen Brown 3286144b44b1SLen Brown return freq; 3287144b44b1SLen Brown } 3288144b44b1SLen Brown 3289103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 3290103a8feaSLen Brown { 3291121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 3292103a8feaSLen Brown return 100.00; 3293144b44b1SLen Brown else if (is_slm(family, model)) 3294144b44b1SLen Brown return slm_bclk(); 3295103a8feaSLen Brown else 3296103a8feaSLen Brown return 133.33; 3297103a8feaSLen Brown } 3298103a8feaSLen Brown 3299889facbeSLen Brown /* 3300889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 3301889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 3302889facbeSLen Brown * This is usually equal to tjMax. 3303889facbeSLen Brown * 3304889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 3305889facbeSLen Brown * but also allow cmdline over-ride with -T. 3306889facbeSLen Brown * 3307889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 3308889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 3309889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 3310889facbeSLen Brown */ 3311889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3312889facbeSLen Brown { 3313889facbeSLen Brown unsigned long long msr; 3314889facbeSLen Brown unsigned int target_c_local; 3315889facbeSLen Brown int cpu; 3316889facbeSLen Brown 3317889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 3318889facbeSLen Brown if (!(do_dts || do_ptm)) 3319889facbeSLen Brown return 0; 3320889facbeSLen Brown 3321889facbeSLen Brown /* this is a per-package concept */ 3322889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3323889facbeSLen Brown return 0; 3324889facbeSLen Brown 3325889facbeSLen Brown cpu = t->cpu_id; 3326889facbeSLen Brown if (cpu_migrate(cpu)) { 3327b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3328889facbeSLen Brown return -1; 3329889facbeSLen Brown } 3330889facbeSLen Brown 3331889facbeSLen Brown if (tcc_activation_temp_override != 0) { 3332889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 3333b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 3334889facbeSLen Brown cpu, tcc_activation_temp); 3335889facbeSLen Brown return 0; 3336889facbeSLen Brown } 3337889facbeSLen Brown 3338889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 3339d7899447SLen Brown if (!do_nhm_platform_info) 3340889facbeSLen Brown goto guess; 3341889facbeSLen Brown 33427ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 3343889facbeSLen Brown goto guess; 3344889facbeSLen Brown 33453482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 3346889facbeSLen Brown 3347d8af6f5fSLen Brown if (debug) 3348b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 3349889facbeSLen Brown cpu, msr, target_c_local); 3350889facbeSLen Brown 33513482124aSJean Delvare if (!target_c_local) 3352889facbeSLen Brown goto guess; 3353889facbeSLen Brown 3354889facbeSLen Brown tcc_activation_temp = target_c_local; 3355889facbeSLen Brown 3356889facbeSLen Brown return 0; 3357889facbeSLen Brown 3358889facbeSLen Brown guess: 3359889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 3360b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 3361889facbeSLen Brown cpu, tcc_activation_temp); 3362889facbeSLen Brown 3363889facbeSLen Brown return 0; 3364889facbeSLen Brown } 336569807a63SLen Brown 3366aa8d8cc7SLen Brown void decode_feature_control_msr(void) 3367aa8d8cc7SLen Brown { 3368aa8d8cc7SLen Brown unsigned long long msr; 3369aa8d8cc7SLen Brown 3370aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 3371aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 3372aa8d8cc7SLen Brown base_cpu, msr, 3373aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 3374aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 3375aa8d8cc7SLen Brown } 3376aa8d8cc7SLen Brown 337769807a63SLen Brown void decode_misc_enable_msr(void) 337869807a63SLen Brown { 337969807a63SLen Brown unsigned long long msr; 338069807a63SLen Brown 338169807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 3382b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%s %s %s)\n", 338369807a63SLen Brown base_cpu, msr, 338469807a63SLen Brown msr & (1 << 3) ? "TCC" : "", 338569807a63SLen Brown msr & (1 << 16) ? "EIST" : "", 338669807a63SLen Brown msr & (1 << 18) ? "MONITOR" : ""); 338769807a63SLen Brown } 338869807a63SLen Brown 3389f0057310SLen Brown /* 3390f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 3391f0057310SLen Brown * 3392f0057310SLen Brown * Decode the bits according to the Nehalem documentation 3393f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 3394f0057310SLen Brown * bit[1] less so... 3395f0057310SLen Brown */ 3396f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 3397f0057310SLen Brown { 3398f0057310SLen Brown unsigned long long msr; 3399f0057310SLen Brown 3400f0057310SLen Brown if (!do_nhm_platform_info) 3401f0057310SLen Brown return; 3402f0057310SLen Brown 3403f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 3404ddadb8adSSrinivas Pandruvada fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB %sable-OOB)\n", 3405f0057310SLen Brown base_cpu, msr, 3406f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 3407ddadb8adSSrinivas Pandruvada msr & (1 << 1) ? "EN" : "DIS", 3408ddadb8adSSrinivas Pandruvada msr & (1 << 8) ? "EN" : "DIS"); 3409f0057310SLen Brown } 34107f5c258eSLen Brown 3411fcd17211SLen Brown void process_cpuid() 3412103a8feaSLen Brown { 341361a87ba7SLen Brown unsigned int eax, ebx, ecx, edx, max_level, max_extended_level; 3414103a8feaSLen Brown unsigned int fms, family, model, stepping; 3415103a8feaSLen Brown 3416103a8feaSLen Brown eax = ebx = ecx = edx = 0; 3417103a8feaSLen Brown 34185aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 3419103a8feaSLen Brown 3420103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 3421103a8feaSLen Brown genuine_intel = 1; 3422103a8feaSLen Brown 3423d8af6f5fSLen Brown if (debug) 3424b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 3425103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 3426103a8feaSLen Brown 34275aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 3428103a8feaSLen Brown family = (fms >> 8) & 0xf; 3429103a8feaSLen Brown model = (fms >> 4) & 0xf; 3430103a8feaSLen Brown stepping = fms & 0xf; 3431103a8feaSLen Brown if (family == 6 || family == 0xf) 3432103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 3433103a8feaSLen Brown 343469807a63SLen Brown if (debug) { 3435b7d8c148SLen Brown fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 3436103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 3437aa8d8cc7SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n", 343869807a63SLen Brown ecx & (1 << 0) ? "SSE3" : "-", 343969807a63SLen Brown ecx & (1 << 3) ? "MONITOR" : "-", 3440aa8d8cc7SLen Brown ecx & (1 << 6) ? "SMX" : "-", 344169807a63SLen Brown ecx & (1 << 7) ? "EIST" : "-", 344269807a63SLen Brown ecx & (1 << 8) ? "TM2" : "-", 344369807a63SLen Brown edx & (1 << 4) ? "TSC" : "-", 344469807a63SLen Brown edx & (1 << 5) ? "MSR" : "-", 344569807a63SLen Brown edx & (1 << 22) ? "ACPI-TM" : "-", 344669807a63SLen Brown edx & (1 << 29) ? "TM" : "-"); 344769807a63SLen Brown } 3448103a8feaSLen Brown 3449b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 3450b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 3451103a8feaSLen Brown 3452103a8feaSLen Brown /* 3453103a8feaSLen Brown * check max extended function levels of CPUID. 3454103a8feaSLen Brown * This is needed to check for invariant TSC. 3455103a8feaSLen Brown * This check is valid for both Intel and AMD. 3456103a8feaSLen Brown */ 3457103a8feaSLen Brown ebx = ecx = edx = 0; 34585aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 3459103a8feaSLen Brown 346061a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 3461103a8feaSLen Brown 3462103a8feaSLen Brown /* 3463103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 3464103a8feaSLen Brown * this check is valid for both Intel and AMD 3465103a8feaSLen Brown */ 34665aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 34678209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 3468d7899447SLen Brown } 3469103a8feaSLen Brown 3470103a8feaSLen Brown /* 3471103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 3472103a8feaSLen Brown * this check is valid for both Intel and AMD 3473103a8feaSLen Brown */ 3474103a8feaSLen Brown 34755aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 34768209e054SThomas Renninger has_aperf = ecx & (1 << 0); 3477889facbeSLen Brown do_dts = eax & (1 << 0); 3478889facbeSLen Brown do_ptm = eax & (1 << 6); 34797f5c258eSLen Brown has_hwp = eax & (1 << 7); 34807f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 34817f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 34827f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 34837f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 3484889facbeSLen Brown has_epb = ecx & (1 << 3); 3485889facbeSLen Brown 3486d8af6f5fSLen Brown if (debug) 3487b7d8c148SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sHWP, " 34887f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 34897f5c258eSLen Brown has_aperf ? "" : "No-", 34907f5c258eSLen Brown do_dts ? "" : "No-", 34917f5c258eSLen Brown do_ptm ? "" : "No-", 34927f5c258eSLen Brown has_hwp ? "" : "No-", 34937f5c258eSLen Brown has_hwp_notify ? "" : "No-", 34947f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 34957f5c258eSLen Brown has_hwp_epp ? "" : "No-", 34967f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 34977f5c258eSLen Brown has_epb ? "" : "No-"); 3498103a8feaSLen Brown 349969807a63SLen Brown if (debug) 350069807a63SLen Brown decode_misc_enable_msr(); 350169807a63SLen Brown 35028ae72255SLen Brown if (max_level >= 0x7 && debug) { 3503aa8d8cc7SLen Brown int has_sgx; 3504aa8d8cc7SLen Brown 3505aa8d8cc7SLen Brown ecx = 0; 3506aa8d8cc7SLen Brown 3507aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 3508aa8d8cc7SLen Brown 3509aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 3510aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 3511aa8d8cc7SLen Brown 3512aa8d8cc7SLen Brown if (has_sgx) 3513aa8d8cc7SLen Brown decode_feature_control_msr(); 3514aa8d8cc7SLen Brown } 3515aa8d8cc7SLen Brown 351661a87ba7SLen Brown if (max_level >= 0x15) { 35178a5bdf41SLen Brown unsigned int eax_crystal; 35188a5bdf41SLen Brown unsigned int ebx_tsc; 35198a5bdf41SLen Brown 35208a5bdf41SLen Brown /* 35218a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 35228a5bdf41SLen Brown */ 35238a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 35245aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 35258a5bdf41SLen Brown 35268a5bdf41SLen Brown if (ebx_tsc != 0) { 35278a5bdf41SLen Brown 35288a5bdf41SLen Brown if (debug && (ebx != 0)) 3529b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 35308a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 35318a5bdf41SLen Brown 35328a5bdf41SLen Brown if (crystal_hz == 0) 35338a5bdf41SLen Brown switch(model) { 3534869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_MOBILE: /* SKL */ 3535869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_DESKTOP: /* SKL */ 3536869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_MOBILE: /* KBL */ 3537869ce69eSLen Brown case INTEL_FAM6_KABYLAKE_DESKTOP: /* KBL */ 3538e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 3539e8efbc80SLen Brown break; 3540869ce69eSLen Brown case INTEL_FAM6_SKYLAKE_X: /* SKX */ 35417268d407SLen Brown case INTEL_FAM6_ATOM_DENVERTON: /* DNV */ 3542ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 3543ec53e594SLen Brown break; 3544869ce69eSLen Brown case INTEL_FAM6_ATOM_GOLDMONT: /* BXT */ 3545e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 35468a5bdf41SLen Brown break; 35478a5bdf41SLen Brown default: 35488a5bdf41SLen Brown crystal_hz = 0; 35498a5bdf41SLen Brown } 35508a5bdf41SLen Brown 35518a5bdf41SLen Brown if (crystal_hz) { 35528a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 35538a5bdf41SLen Brown if (debug) 3554b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 35558a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 35568a5bdf41SLen Brown } 35578a5bdf41SLen Brown } 35588a5bdf41SLen Brown } 355961a87ba7SLen Brown if (max_level >= 0x16) { 356061a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 356161a87ba7SLen Brown 356261a87ba7SLen Brown /* 356361a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 356461a87ba7SLen Brown */ 356561a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 356661a87ba7SLen Brown 35675aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 356861a87ba7SLen Brown if (debug) 3569b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 357061a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 357161a87ba7SLen Brown } 35728a5bdf41SLen Brown 3573b2b34dfeSHubert Chrzaniuk if (has_aperf) 3574b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 3575b2b34dfeSHubert Chrzaniuk 3576ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 3577d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 35785a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 3579ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 3580ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 3581ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 3582ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 3583d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 35845a63426eSLen Brown do_irtl_hsw = has_hsw_msrs(family, model); 35850b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 3586144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 3587fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 3588103a8feaSLen Brown 3589f0057310SLen Brown if (debug) 3590f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 3591f0057310SLen Brown 3592889facbeSLen Brown rapl_probe(family, model); 35933a9a941dSLen Brown perf_limit_reasons_probe(family, model); 3594889facbeSLen Brown 3595fcd17211SLen Brown if (debug) 35961b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 3597fcd17211SLen Brown 3598a2b7b749SLen Brown if (has_skl_msrs(family, model)) 3599a2b7b749SLen Brown calculate_tsc_tweak(); 3600a2b7b749SLen Brown 3601fdf676e5SLen Brown do_gfx_rc6_ms = !access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK); 3602fdf676e5SLen Brown 360327d47356SLen Brown do_gfx_mhz = !access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK); 360427d47356SLen Brown 3605889facbeSLen Brown return; 3606103a8feaSLen Brown } 3607103a8feaSLen Brown 3608d8af6f5fSLen Brown void help() 3609103a8feaSLen Brown { 3610b7d8c148SLen Brown fprintf(outf, 3611d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 3612d8af6f5fSLen Brown "\n" 3613d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 3614d8af6f5fSLen Brown "when COMMAND completes.\n" 3615d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 3616d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 3617*388e9c81SLen Brown "--add add a counter\n" 3618*388e9c81SLen Brown " eg. --add msr0x10,u64,cpu,delta,MY_TSC\n" 3619d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 3620d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 3621d8af6f5fSLen Brown "--help print this help message\n" 3622d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 3623d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 3624b7d8c148SLen Brown "--out file create or truncate \"file\" for all output\n" 3625d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 3626d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 3627d8af6f5fSLen Brown "--version print version information\n" 3628d8af6f5fSLen Brown "\n" 3629d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 3630103a8feaSLen Brown } 3631103a8feaSLen Brown 3632103a8feaSLen Brown 3633103a8feaSLen Brown /* 3634103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 3635103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 3636103a8feaSLen Brown */ 3637103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 3638103a8feaSLen Brown { 3639103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 3640103a8feaSLen Brown return 1; 3641103a8feaSLen Brown else 3642103a8feaSLen Brown return 0; 3643103a8feaSLen Brown } 3644103a8feaSLen Brown 3645103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 3646103a8feaSLen Brown { 3647103a8feaSLen Brown return 0; 3648103a8feaSLen Brown } 3649103a8feaSLen Brown 3650c98d5d94SLen Brown void topology_probe() 3651c98d5d94SLen Brown { 3652c98d5d94SLen Brown int i; 3653c98d5d94SLen Brown int max_core_id = 0; 3654c98d5d94SLen Brown int max_package_id = 0; 3655c98d5d94SLen Brown int max_siblings = 0; 3656c98d5d94SLen Brown struct cpu_topology { 3657c98d5d94SLen Brown int core_id; 3658c98d5d94SLen Brown int physical_package_id; 3659c98d5d94SLen Brown } *cpus; 3660c98d5d94SLen Brown 3661c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 3662c98d5d94SLen Brown topo.num_cpus = 0; 3663c98d5d94SLen Brown topo.max_cpu_num = 0; 3664c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 3665c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 3666c98d5d94SLen Brown show_cpu = 1; 3667c98d5d94SLen Brown 3668d8af6f5fSLen Brown if (debug > 1) 3669b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 3670c98d5d94SLen Brown 3671c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 3672b2c95d90SJosh Triplett if (cpus == NULL) 3673b2c95d90SJosh Triplett err(1, "calloc cpus"); 3674c98d5d94SLen Brown 3675c98d5d94SLen Brown /* 3676c98d5d94SLen Brown * Allocate and initialize cpu_present_set 3677c98d5d94SLen Brown */ 3678c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3679b2c95d90SJosh Triplett if (cpu_present_set == NULL) 3680b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3681c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3682c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 3683c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 3684c98d5d94SLen Brown 3685c98d5d94SLen Brown /* 3686c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 3687c98d5d94SLen Brown */ 3688c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3689b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 3690b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3691c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3692c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 3693c98d5d94SLen Brown 3694c98d5d94SLen Brown 3695c98d5d94SLen Brown /* 3696c98d5d94SLen Brown * For online cpus 3697c98d5d94SLen Brown * find max_core_id, max_package_id 3698c98d5d94SLen Brown */ 3699c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 3700c98d5d94SLen Brown int siblings; 3701c98d5d94SLen Brown 3702c98d5d94SLen Brown if (cpu_is_not_present(i)) { 3703d8af6f5fSLen Brown if (debug > 1) 3704b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 3705c98d5d94SLen Brown continue; 3706c98d5d94SLen Brown } 3707c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 3708c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 3709c98d5d94SLen Brown max_core_id = cpus[i].core_id; 3710c98d5d94SLen Brown 3711c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 3712c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 3713c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 3714c98d5d94SLen Brown 3715c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 3716c98d5d94SLen Brown if (siblings > max_siblings) 3717c98d5d94SLen Brown max_siblings = siblings; 3718d8af6f5fSLen Brown if (debug > 1) 3719b7d8c148SLen Brown fprintf(outf, "cpu %d pkg %d core %d\n", 3720c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 3721c98d5d94SLen Brown } 3722c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 3723d8af6f5fSLen Brown if (debug > 1) 3724b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 3725c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 37261cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 3727c98d5d94SLen Brown show_core = 1; 3728c98d5d94SLen Brown 3729c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 3730d8af6f5fSLen Brown if (debug > 1) 3731b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 3732c98d5d94SLen Brown max_package_id, topo.num_packages); 37331cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 3734c98d5d94SLen Brown show_pkg = 1; 3735c98d5d94SLen Brown 3736c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 3737d8af6f5fSLen Brown if (debug > 1) 3738b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 3739c98d5d94SLen Brown 3740c98d5d94SLen Brown free(cpus); 3741c98d5d94SLen Brown } 3742c98d5d94SLen Brown 3743c98d5d94SLen Brown void 3744c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 3745c98d5d94SLen Brown { 3746c98d5d94SLen Brown int i; 3747c98d5d94SLen Brown 3748c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 3749*388e9c81SLen Brown topo.num_packages, sizeof(struct thread_data) + sys.thread_counter_bytes); 3750c98d5d94SLen Brown if (*t == NULL) 3751c98d5d94SLen Brown goto error; 3752c98d5d94SLen Brown 3753c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 3754c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 3755c98d5d94SLen Brown (*t)[i].cpu_id = -1; 3756c98d5d94SLen Brown 3757c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 3758*388e9c81SLen Brown sizeof(struct core_data) + sys.core_counter_bytes); 3759c98d5d94SLen Brown if (*c == NULL) 3760c98d5d94SLen Brown goto error; 3761c98d5d94SLen Brown 3762c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 3763c98d5d94SLen Brown (*c)[i].core_id = -1; 3764c98d5d94SLen Brown 3765*388e9c81SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data) + sys.package_counter_bytes); 3766c98d5d94SLen Brown if (*p == NULL) 3767c98d5d94SLen Brown goto error; 3768c98d5d94SLen Brown 3769c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 3770c98d5d94SLen Brown (*p)[i].package_id = i; 3771c98d5d94SLen Brown 3772c98d5d94SLen Brown return; 3773c98d5d94SLen Brown error: 3774b2c95d90SJosh Triplett err(1, "calloc counters"); 3775c98d5d94SLen Brown } 3776c98d5d94SLen Brown /* 3777c98d5d94SLen Brown * init_counter() 3778c98d5d94SLen Brown * 3779c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 3780c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 3781c98d5d94SLen Brown * 3782c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 3783c98d5d94SLen Brown */ 3784c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 3785c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 3786c98d5d94SLen Brown int pkg_num, int cpu_id) 3787c98d5d94SLen Brown { 3788c98d5d94SLen Brown struct thread_data *t; 3789c98d5d94SLen Brown struct core_data *c; 3790c98d5d94SLen Brown struct pkg_data *p; 3791c98d5d94SLen Brown 3792c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 3793c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 3794c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 3795c98d5d94SLen Brown 3796c98d5d94SLen Brown t->cpu_id = cpu_id; 3797c98d5d94SLen Brown if (thread_num == 0) { 3798c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 3799c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 3800c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 3801c98d5d94SLen Brown } 3802c98d5d94SLen Brown 3803c98d5d94SLen Brown c->core_id = core_num; 3804c98d5d94SLen Brown p->package_id = pkg_num; 3805c98d5d94SLen Brown } 3806c98d5d94SLen Brown 3807c98d5d94SLen Brown 3808c98d5d94SLen Brown int initialize_counters(int cpu_id) 3809c98d5d94SLen Brown { 3810c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 3811c98d5d94SLen Brown 3812c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 3813c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 3814e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 3815e275b388SDasaratharaman Chandramouli if (!my_thread_id) 3816c98d5d94SLen Brown topo.num_cores++; 3817c98d5d94SLen Brown 3818c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3819c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3820c98d5d94SLen Brown return 0; 3821c98d5d94SLen Brown } 3822c98d5d94SLen Brown 3823c98d5d94SLen Brown void allocate_output_buffer() 3824c98d5d94SLen Brown { 38253b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 3826c98d5d94SLen Brown outp = output_buffer; 3827b2c95d90SJosh Triplett if (outp == NULL) 3828b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 3829c98d5d94SLen Brown } 383036229897SLen Brown void allocate_fd_percpu(void) 383136229897SLen Brown { 383201a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 383336229897SLen Brown if (fd_percpu == NULL) 383436229897SLen Brown err(-1, "calloc fd_percpu"); 383536229897SLen Brown } 3836562a2d37SLen Brown void allocate_irq_buffers(void) 3837562a2d37SLen Brown { 3838562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 3839562a2d37SLen Brown if (irq_column_2_cpu == NULL) 3840562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 3841c98d5d94SLen Brown 384201a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 3843562a2d37SLen Brown if (irqs_per_cpu == NULL) 384401a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 3845562a2d37SLen Brown } 3846c98d5d94SLen Brown void setup_all_buffers(void) 3847c98d5d94SLen Brown { 3848c98d5d94SLen Brown topology_probe(); 3849562a2d37SLen Brown allocate_irq_buffers(); 385036229897SLen Brown allocate_fd_percpu(); 3851c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 3852c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 3853c98d5d94SLen Brown allocate_output_buffer(); 3854c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 3855c98d5d94SLen Brown } 38563b4d5c7fSAndy Shevchenko 38577ce7d5deSPrarit Bhargava void set_base_cpu(void) 38587ce7d5deSPrarit Bhargava { 38597ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 38607ce7d5deSPrarit Bhargava if (base_cpu < 0) 38617ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 38627ce7d5deSPrarit Bhargava 38637ce7d5deSPrarit Bhargava if (debug > 1) 3864b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 38657ce7d5deSPrarit Bhargava } 38667ce7d5deSPrarit Bhargava 3867103a8feaSLen Brown void turbostat_init() 3868103a8feaSLen Brown { 38697ce7d5deSPrarit Bhargava setup_all_buffers(); 38707ce7d5deSPrarit Bhargava set_base_cpu(); 3871103a8feaSLen Brown check_dev_msr(); 387298481e79SLen Brown check_permissions(); 3873fcd17211SLen Brown process_cpuid(); 3874103a8feaSLen Brown 3875103a8feaSLen Brown 3876d8af6f5fSLen Brown if (debug) 38777f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 38787f5c258eSLen Brown 38797f5c258eSLen Brown if (debug) 3880889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 3881889facbeSLen Brown 3882d8af6f5fSLen Brown if (debug) 38833a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 38843a9a941dSLen Brown 3885d8af6f5fSLen Brown if (debug) 3886889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 3887889facbeSLen Brown 3888889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 3889889facbeSLen Brown 3890d8af6f5fSLen Brown if (debug) 3891889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 38925a63426eSLen Brown 38935a63426eSLen Brown if (debug && do_irtl_snb) 38945a63426eSLen Brown print_irtl(); 3895103a8feaSLen Brown } 3896103a8feaSLen Brown 3897103a8feaSLen Brown int fork_it(char **argv) 3898103a8feaSLen Brown { 3899103a8feaSLen Brown pid_t child_pid; 3900d91bb17cSLen Brown int status; 3901d15cf7c1SLen Brown 3902d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 3903d91bb17cSLen Brown if (status) 3904d91bb17cSLen Brown exit(status); 3905d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 3906d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 3907103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3908103a8feaSLen Brown 3909103a8feaSLen Brown child_pid = fork(); 3910103a8feaSLen Brown if (!child_pid) { 3911103a8feaSLen Brown /* child */ 3912103a8feaSLen Brown execvp(argv[0], argv); 3913103a8feaSLen Brown } else { 3914103a8feaSLen Brown 3915103a8feaSLen Brown /* parent */ 3916b2c95d90SJosh Triplett if (child_pid == -1) 3917b2c95d90SJosh Triplett err(1, "fork"); 3918103a8feaSLen Brown 3919103a8feaSLen Brown signal(SIGINT, SIG_IGN); 3920103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 3921b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 3922b2c95d90SJosh Triplett err(status, "waitpid"); 3923103a8feaSLen Brown } 3924c98d5d94SLen Brown /* 3925c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 3926c98d5d94SLen Brown * because re-starting is problematic when forking 3927c98d5d94SLen Brown */ 3928c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 3929103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3930103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3931ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 3932ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 3933ba3dec99SLen Brown else { 3934c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3935c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3936ba3dec99SLen Brown } 3937103a8feaSLen Brown 3938b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 3939b7d8c148SLen Brown 3940b7d8c148SLen Brown flush_output_stderr(); 3941103a8feaSLen Brown 3942d91bb17cSLen Brown return status; 3943103a8feaSLen Brown } 3944103a8feaSLen Brown 39453b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 39463b4d5c7fSAndy Shevchenko { 39473b4d5c7fSAndy Shevchenko int status; 39483b4d5c7fSAndy Shevchenko 39493b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 39503b4d5c7fSAndy Shevchenko if (status) 39513b4d5c7fSAndy Shevchenko return status; 39523b4d5c7fSAndy Shevchenko 39533b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 39543b4d5c7fSAndy Shevchenko if (status) 39553b4d5c7fSAndy Shevchenko return status; 39563b4d5c7fSAndy Shevchenko 3957b7d8c148SLen Brown flush_output_stdout(); 39583b4d5c7fSAndy Shevchenko 39593b4d5c7fSAndy Shevchenko return status; 39603b4d5c7fSAndy Shevchenko } 39613b4d5c7fSAndy Shevchenko 3962d8af6f5fSLen Brown void print_version() { 3963*388e9c81SLen Brown fprintf(outf, "turbostat version 4.15 21 Dec 2016" 3964d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 3965d8af6f5fSLen Brown } 3966d8af6f5fSLen Brown 3967*388e9c81SLen Brown int add_counter(unsigned int msr_num, char *name, unsigned int width, 3968*388e9c81SLen Brown enum counter_scope scope, enum counter_type type, 3969*388e9c81SLen Brown enum counter_format format) 3970*388e9c81SLen Brown { 3971*388e9c81SLen Brown struct msr_counter *msrp; 3972*388e9c81SLen Brown 3973*388e9c81SLen Brown msrp = calloc(1, sizeof(struct msr_counter)); 3974*388e9c81SLen Brown if (msrp == NULL) { 3975*388e9c81SLen Brown perror("calloc"); 3976*388e9c81SLen Brown exit(1); 3977*388e9c81SLen Brown } 3978*388e9c81SLen Brown 3979*388e9c81SLen Brown msrp->msr_num = msr_num; 3980*388e9c81SLen Brown strncpy(msrp->name, name, NAME_BYTES); 3981*388e9c81SLen Brown msrp->width = width; 3982*388e9c81SLen Brown msrp->type = type; 3983*388e9c81SLen Brown msrp->format = format; 3984*388e9c81SLen Brown 3985*388e9c81SLen Brown switch (scope) { 3986*388e9c81SLen Brown 3987*388e9c81SLen Brown case SCOPE_CPU: 3988*388e9c81SLen Brown sys.thread_counter_bytes += 64; 3989*388e9c81SLen Brown msrp->next = sys.tp; 3990*388e9c81SLen Brown sys.tp = msrp; 3991*388e9c81SLen Brown sys.thread_counter_bytes += sizeof(unsigned long long); 3992*388e9c81SLen Brown break; 3993*388e9c81SLen Brown 3994*388e9c81SLen Brown case SCOPE_CORE: 3995*388e9c81SLen Brown sys.core_counter_bytes += 64; 3996*388e9c81SLen Brown msrp->next = sys.cp; 3997*388e9c81SLen Brown sys.cp = msrp; 3998*388e9c81SLen Brown sys.core_counter_bytes += sizeof(unsigned long long); 3999*388e9c81SLen Brown break; 4000*388e9c81SLen Brown 4001*388e9c81SLen Brown case SCOPE_PACKAGE: 4002*388e9c81SLen Brown sys.package_counter_bytes += 64; 4003*388e9c81SLen Brown msrp->next = sys.pp; 4004*388e9c81SLen Brown sys.pp = msrp; 4005*388e9c81SLen Brown sys.package_counter_bytes += sizeof(unsigned long long); 4006*388e9c81SLen Brown break; 4007*388e9c81SLen Brown } 4008*388e9c81SLen Brown 4009*388e9c81SLen Brown return 0; 4010*388e9c81SLen Brown } 4011*388e9c81SLen Brown 4012*388e9c81SLen Brown void parse_add_command(char *add_command) 4013*388e9c81SLen Brown { 4014*388e9c81SLen Brown int msr_num = 0; 4015*388e9c81SLen Brown char name_buffer[NAME_BYTES]; 4016*388e9c81SLen Brown int width = 64; 4017*388e9c81SLen Brown int fail = 0; 4018*388e9c81SLen Brown enum counter_scope scope = SCOPE_CPU; 4019*388e9c81SLen Brown enum counter_type type = COUNTER_CYCLES; 4020*388e9c81SLen Brown enum counter_format format = FORMAT_DELTA; 4021*388e9c81SLen Brown 4022*388e9c81SLen Brown while (add_command) { 4023*388e9c81SLen Brown 4024*388e9c81SLen Brown if (sscanf(add_command, "msr0x%x", &msr_num) == 1) 4025*388e9c81SLen Brown goto next; 4026*388e9c81SLen Brown 4027*388e9c81SLen Brown if (sscanf(add_command, "msr%d", &msr_num) == 1) 4028*388e9c81SLen Brown goto next; 4029*388e9c81SLen Brown 4030*388e9c81SLen Brown if (sscanf(add_command, "u%d", &width) == 1) { 4031*388e9c81SLen Brown if ((width == 32) || (width == 64)) 4032*388e9c81SLen Brown goto next; 4033*388e9c81SLen Brown width = 64; 4034*388e9c81SLen Brown } 4035*388e9c81SLen Brown if (!strncmp(add_command, "cpu", strlen("cpu"))) { 4036*388e9c81SLen Brown scope = SCOPE_CPU; 4037*388e9c81SLen Brown goto next; 4038*388e9c81SLen Brown } 4039*388e9c81SLen Brown if (!strncmp(add_command, "core", strlen("core"))) { 4040*388e9c81SLen Brown scope = SCOPE_CORE; 4041*388e9c81SLen Brown goto next; 4042*388e9c81SLen Brown } 4043*388e9c81SLen Brown if (!strncmp(add_command, "package", strlen("package"))) { 4044*388e9c81SLen Brown scope = SCOPE_PACKAGE; 4045*388e9c81SLen Brown goto next; 4046*388e9c81SLen Brown } 4047*388e9c81SLen Brown if (!strncmp(add_command, "cycles", strlen("cycles"))) { 4048*388e9c81SLen Brown type = COUNTER_CYCLES; 4049*388e9c81SLen Brown goto next; 4050*388e9c81SLen Brown } 4051*388e9c81SLen Brown if (!strncmp(add_command, "seconds", strlen("seconds"))) { 4052*388e9c81SLen Brown type = COUNTER_SECONDS; 4053*388e9c81SLen Brown goto next; 4054*388e9c81SLen Brown } 4055*388e9c81SLen Brown if (!strncmp(add_command, "raw", strlen("raw"))) { 4056*388e9c81SLen Brown format = FORMAT_RAW; 4057*388e9c81SLen Brown goto next; 4058*388e9c81SLen Brown } 4059*388e9c81SLen Brown if (!strncmp(add_command, "delta", strlen("delta"))) { 4060*388e9c81SLen Brown format = FORMAT_DELTA; 4061*388e9c81SLen Brown goto next; 4062*388e9c81SLen Brown } 4063*388e9c81SLen Brown if (!strncmp(add_command, "percent", strlen("percent"))) { 4064*388e9c81SLen Brown format = FORMAT_PERCENT; 4065*388e9c81SLen Brown goto next; 4066*388e9c81SLen Brown } 4067*388e9c81SLen Brown 4068*388e9c81SLen Brown if (sscanf(add_command, "%18s,%*s", name_buffer) == 1) { /* 18 < NAME_BYTES */ 4069*388e9c81SLen Brown char *eos; 4070*388e9c81SLen Brown 4071*388e9c81SLen Brown eos = strchr(name_buffer, ','); 4072*388e9c81SLen Brown if (eos) 4073*388e9c81SLen Brown *eos = '\0'; 4074*388e9c81SLen Brown goto next; 4075*388e9c81SLen Brown } 4076*388e9c81SLen Brown 4077*388e9c81SLen Brown next: 4078*388e9c81SLen Brown add_command = strchr(add_command, ','); 4079*388e9c81SLen Brown if (add_command) 4080*388e9c81SLen Brown add_command++; 4081*388e9c81SLen Brown 4082*388e9c81SLen Brown } 4083*388e9c81SLen Brown if (msr_num == 0) { 4084*388e9c81SLen Brown fprintf(stderr, "--add: (msrDDD | msr0xXXX) required\n"); 4085*388e9c81SLen Brown fail++; 4086*388e9c81SLen Brown } 4087*388e9c81SLen Brown 4088*388e9c81SLen Brown /* generate default column header */ 4089*388e9c81SLen Brown if (*name_buffer == '\0') { 4090*388e9c81SLen Brown if (format == FORMAT_RAW) { 4091*388e9c81SLen Brown if (width == 32) 4092*388e9c81SLen Brown sprintf(name_buffer, "msr%d", msr_num); 4093*388e9c81SLen Brown else 4094*388e9c81SLen Brown sprintf(name_buffer, "MSR%d", msr_num); 4095*388e9c81SLen Brown } else if (format == FORMAT_DELTA) { 4096*388e9c81SLen Brown if (width == 32) 4097*388e9c81SLen Brown sprintf(name_buffer, "cnt%d", msr_num); 4098*388e9c81SLen Brown else 4099*388e9c81SLen Brown sprintf(name_buffer, "CNT%d", msr_num); 4100*388e9c81SLen Brown } else if (format == FORMAT_PERCENT) { 4101*388e9c81SLen Brown if (width == 32) 4102*388e9c81SLen Brown sprintf(name_buffer, "msr%d%%", msr_num); 4103*388e9c81SLen Brown else 4104*388e9c81SLen Brown sprintf(name_buffer, "MSR%d%%", msr_num); 4105*388e9c81SLen Brown } 4106*388e9c81SLen Brown } 4107*388e9c81SLen Brown 4108*388e9c81SLen Brown if (add_counter(msr_num, name_buffer, width, scope, type, format)) 4109*388e9c81SLen Brown fail++; 4110*388e9c81SLen Brown 4111*388e9c81SLen Brown if (fail) { 4112*388e9c81SLen Brown help(); 4113*388e9c81SLen Brown exit(1); 4114*388e9c81SLen Brown } 4115*388e9c81SLen Brown } 4116103a8feaSLen Brown void cmdline(int argc, char **argv) 4117103a8feaSLen Brown { 4118103a8feaSLen Brown int opt; 4119d8af6f5fSLen Brown int option_index = 0; 4120d8af6f5fSLen Brown static struct option long_options[] = { 4121*388e9c81SLen Brown {"add", required_argument, 0, 'a'}, 4122d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 4123d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 4124d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 4125d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 4126d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 4127d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 4128d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 4129d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 4130d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 4131b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 4132d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 4133d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 4134d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 4135d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 4136d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 4137d8af6f5fSLen Brown {0, 0, 0, 0 } 4138d8af6f5fSLen Brown }; 4139103a8feaSLen Brown 4140103a8feaSLen Brown progname = argv[0]; 4141103a8feaSLen Brown 4142b7d8c148SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpST:v", 4143d8af6f5fSLen Brown long_options, &option_index)) != -1) { 4144103a8feaSLen Brown switch (opt) { 4145*388e9c81SLen Brown case 'a': 4146*388e9c81SLen Brown parse_add_command(optarg); 4147*388e9c81SLen Brown break; 4148d8af6f5fSLen Brown case 'C': 4149d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 4150103a8feaSLen Brown break; 4151f9240813SLen Brown case 'c': 41528e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 41538e180f3cSLen Brown break; 4154d8af6f5fSLen Brown case 'D': 4155d8af6f5fSLen Brown dump_only++; 41568e180f3cSLen Brown break; 4157d8af6f5fSLen Brown case 'd': 4158d8af6f5fSLen Brown debug++; 41592f32edf1SLen Brown break; 4160d8af6f5fSLen Brown case 'h': 4161d8af6f5fSLen Brown default: 4162d8af6f5fSLen Brown help(); 4163d8af6f5fSLen Brown exit(1); 4164d8af6f5fSLen Brown case 'i': 41652a0609c0SLen Brown { 41662a0609c0SLen Brown double interval = strtod(optarg, NULL); 41672a0609c0SLen Brown 41682a0609c0SLen Brown if (interval < 0.001) { 4169b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 41702a0609c0SLen Brown interval); 41712a0609c0SLen Brown exit(2); 41722a0609c0SLen Brown } 41732a0609c0SLen Brown 41742a0609c0SLen Brown interval_ts.tv_sec = interval; 41752a0609c0SLen Brown interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 41762a0609c0SLen Brown } 4177889facbeSLen Brown break; 41785c56be9aSDirk Brandewie case 'J': 41795c56be9aSDirk Brandewie rapl_joules++; 41805c56be9aSDirk Brandewie break; 4181d8af6f5fSLen Brown case 'M': 4182d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 4183d8af6f5fSLen Brown break; 4184d8af6f5fSLen Brown case 'm': 4185d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 4186d8af6f5fSLen Brown break; 4187b7d8c148SLen Brown case 'o': 4188b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 4189b7d8c148SLen Brown break; 4190d8af6f5fSLen Brown case 'P': 4191d8af6f5fSLen Brown show_pkg_only++; 4192d8af6f5fSLen Brown break; 4193d8af6f5fSLen Brown case 'p': 4194d8af6f5fSLen Brown show_core_only++; 4195d8af6f5fSLen Brown break; 4196d8af6f5fSLen Brown case 'S': 4197d8af6f5fSLen Brown summary_only++; 4198d8af6f5fSLen Brown break; 4199d8af6f5fSLen Brown case 'T': 4200d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 4201d8af6f5fSLen Brown break; 4202d8af6f5fSLen Brown case 'v': 4203d8af6f5fSLen Brown print_version(); 4204d8af6f5fSLen Brown exit(0); 4205d8af6f5fSLen Brown break; 4206103a8feaSLen Brown } 4207103a8feaSLen Brown } 4208103a8feaSLen Brown } 4209103a8feaSLen Brown 4210103a8feaSLen Brown int main(int argc, char **argv) 4211103a8feaSLen Brown { 4212b7d8c148SLen Brown outf = stderr; 4213b7d8c148SLen Brown 4214103a8feaSLen Brown cmdline(argc, argv); 4215103a8feaSLen Brown 4216d8af6f5fSLen Brown if (debug) 4217d8af6f5fSLen Brown print_version(); 4218103a8feaSLen Brown 4219103a8feaSLen Brown turbostat_init(); 4220103a8feaSLen Brown 42213b4d5c7fSAndy Shevchenko /* dump counters and exit */ 42223b4d5c7fSAndy Shevchenko if (dump_only) 42233b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 42243b4d5c7fSAndy Shevchenko 4225103a8feaSLen Brown /* 4226103a8feaSLen Brown * if any params left, it must be a command to fork 4227103a8feaSLen Brown */ 4228103a8feaSLen Brown if (argc - optind) 4229103a8feaSLen Brown return fork_it(argv + optind); 4230103a8feaSLen Brown else 4231103a8feaSLen Brown turbostat_loop(); 4232103a8feaSLen Brown 4233103a8feaSLen Brown return 0; 4234103a8feaSLen Brown } 4235