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 2495aebc44SJosh Triplett #include <stdarg.h> 25103a8feaSLen Brown #include <stdio.h> 26b2c95d90SJosh Triplett #include <err.h> 27103a8feaSLen Brown #include <unistd.h> 28103a8feaSLen Brown #include <sys/types.h> 29103a8feaSLen Brown #include <sys/wait.h> 30103a8feaSLen Brown #include <sys/stat.h> 31103a8feaSLen Brown #include <sys/resource.h> 32103a8feaSLen Brown #include <fcntl.h> 33103a8feaSLen Brown #include <signal.h> 34103a8feaSLen Brown #include <sys/time.h> 35103a8feaSLen Brown #include <stdlib.h> 36d8af6f5fSLen Brown #include <getopt.h> 37103a8feaSLen Brown #include <dirent.h> 38103a8feaSLen Brown #include <string.h> 39103a8feaSLen Brown #include <ctype.h> 4088c3281fSLen Brown #include <sched.h> 412a0609c0SLen Brown #include <time.h> 422b92865eSJosh Triplett #include <cpuid.h> 4398481e79SLen Brown #include <linux/capability.h> 4498481e79SLen Brown #include <errno.h> 45103a8feaSLen Brown 46103a8feaSLen Brown char *proc_stat = "/proc/stat"; 47b7d8c148SLen Brown FILE *outf; 4836229897SLen Brown int *fd_percpu; 492a0609c0SLen Brown struct timespec interval_ts = {5, 0}; 50d8af6f5fSLen Brown unsigned int debug; 51d8af6f5fSLen Brown unsigned int rapl_joules; 52d8af6f5fSLen Brown unsigned int summary_only; 53d8af6f5fSLen Brown unsigned int dump_only; 54103a8feaSLen Brown unsigned int do_nhm_cstates; 55103a8feaSLen Brown unsigned int do_snb_cstates; 56fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 57ee7e38e3SLen Brown unsigned int do_pc2; 58ee7e38e3SLen Brown unsigned int do_pc3; 59ee7e38e3SLen Brown unsigned int do_pc6; 60ee7e38e3SLen Brown unsigned int do_pc7; 61ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10; 620b2bb692SLen Brown unsigned int do_skl_residency; 63144b44b1SLen Brown unsigned int do_slm_cstates; 64144b44b1SLen Brown unsigned int use_c1_residency_msr; 65103a8feaSLen Brown unsigned int has_aperf; 66889facbeSLen Brown unsigned int has_epb; 675a63426eSLen Brown unsigned int do_irtl_snb; 685a63426eSLen Brown unsigned int do_irtl_hsw; 69fc04cc67SLen Brown unsigned int units = 1000000; /* MHz etc */ 70103a8feaSLen Brown unsigned int genuine_intel; 71103a8feaSLen Brown unsigned int has_invariant_tsc; 72d7899447SLen Brown unsigned int do_nhm_platform_info; 732f32edf1SLen Brown unsigned int extra_msr_offset32; 742f32edf1SLen Brown unsigned int extra_msr_offset64; 758e180f3cSLen Brown unsigned int extra_delta_offset32; 768e180f3cSLen Brown unsigned int extra_delta_offset64; 77b2b34dfeSHubert Chrzaniuk unsigned int aperf_mperf_multiplier = 1; 78562a2d37SLen Brown int do_irq = 1; 791ed51011SLen Brown int do_smi; 80103a8feaSLen Brown double bclk; 81a2b7b749SLen Brown double base_hz; 8221ed5574SLen Brown unsigned int has_base_hz; 83a2b7b749SLen Brown double tsc_tweak = 1.0; 84103a8feaSLen Brown unsigned int show_pkg; 85103a8feaSLen Brown unsigned int show_core; 86103a8feaSLen Brown unsigned int show_cpu; 87c98d5d94SLen Brown unsigned int show_pkg_only; 88c98d5d94SLen Brown unsigned int show_core_only; 89c98d5d94SLen Brown char *output_buffer, *outp; 90889facbeSLen Brown unsigned int do_rapl; 91889facbeSLen Brown unsigned int do_dts; 92889facbeSLen Brown unsigned int do_ptm; 93fdf676e5SLen Brown unsigned int do_gfx_rc6_ms; 94fdf676e5SLen Brown unsigned long long gfx_cur_rc6_ms; 9527d47356SLen Brown unsigned int do_gfx_mhz; 9627d47356SLen Brown unsigned int gfx_cur_mhz; 97889facbeSLen Brown unsigned int tcc_activation_temp; 98889facbeSLen Brown unsigned int tcc_activation_temp_override; 9940ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 10040ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 101889facbeSLen Brown double rapl_joule_counter_range; 1023a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 1033a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 1043a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 1058a5bdf41SLen Brown unsigned int crystal_hz; 1068a5bdf41SLen Brown unsigned long long tsc_hz; 1077ce7d5deSPrarit Bhargava int base_cpu; 10821ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 1097f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 1107f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 1117f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 1127f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1137f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1147f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 115889facbeSLen Brown 116889facbeSLen Brown #define RAPL_PKG (1 << 0) 117e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 118e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 119e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 120e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 121e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 122e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 123e6f9bb3cSLen Brown 124889facbeSLen Brown #define RAPL_DRAM (1 << 3) 125e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 126e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 127e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 128e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1290b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1300b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 131e6f9bb3cSLen Brown 1320b2bb692SLen Brown #define RAPL_CORES (1 << 6) 133e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 134e6f9bb3cSLen Brown /* 0x639 MSR_PP0_ENERGY_STATUS */ 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 */ 142889facbeSLen Brown #define TJMAX_DEFAULT 100 143889facbeSLen Brown 144889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 145103a8feaSLen Brown 146103a8feaSLen Brown int backwards_count; 147103a8feaSLen Brown char *progname; 148103a8feaSLen Brown 149c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 150c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 151c98d5d94SLen Brown 152c98d5d94SLen Brown struct thread_data { 153c98d5d94SLen Brown unsigned long long tsc; 154c98d5d94SLen Brown unsigned long long aperf; 155c98d5d94SLen Brown unsigned long long mperf; 156144b44b1SLen Brown unsigned long long c1; 1572f32edf1SLen Brown unsigned long long extra_msr64; 1588e180f3cSLen Brown unsigned long long extra_delta64; 1598e180f3cSLen Brown unsigned long long extra_msr32; 1608e180f3cSLen Brown unsigned long long extra_delta32; 161562a2d37SLen Brown unsigned int irq_count; 1621ed51011SLen Brown unsigned int smi_count; 163c98d5d94SLen Brown unsigned int cpu_id; 164c98d5d94SLen Brown unsigned int flags; 165c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 166c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 167c98d5d94SLen Brown } *thread_even, *thread_odd; 168c98d5d94SLen Brown 169c98d5d94SLen Brown struct core_data { 170c98d5d94SLen Brown unsigned long long c3; 171c98d5d94SLen Brown unsigned long long c6; 172c98d5d94SLen Brown unsigned long long c7; 173889facbeSLen Brown unsigned int core_temp_c; 174c98d5d94SLen Brown unsigned int core_id; 175c98d5d94SLen Brown } *core_even, *core_odd; 176c98d5d94SLen Brown 177c98d5d94SLen Brown struct pkg_data { 178c98d5d94SLen Brown unsigned long long pc2; 179c98d5d94SLen Brown unsigned long long pc3; 180c98d5d94SLen Brown unsigned long long pc6; 181c98d5d94SLen Brown unsigned long long pc7; 182ca58710fSKristen Carlson Accardi unsigned long long pc8; 183ca58710fSKristen Carlson Accardi unsigned long long pc9; 184ca58710fSKristen Carlson Accardi unsigned long long pc10; 1850b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1860b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1870b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1880b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 1899185e988SLen Brown long long gfx_rc6_ms; 19027d47356SLen Brown unsigned int gfx_mhz; 191c98d5d94SLen Brown unsigned int package_id; 192889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 193889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 194889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 195889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 196889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 197889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 198889facbeSLen Brown unsigned int pkg_temp_c; 199889facbeSLen Brown 200c98d5d94SLen Brown } *package_even, *package_odd; 201c98d5d94SLen Brown 202c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 203c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 204c98d5d94SLen Brown 205c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 206c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 207c98d5d94SLen Brown topo.num_threads_per_core + \ 208c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 209c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 210c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 211c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 212c98d5d94SLen Brown 213c98d5d94SLen Brown struct system_summary { 214c98d5d94SLen Brown struct thread_data threads; 215c98d5d94SLen Brown struct core_data cores; 216c98d5d94SLen Brown struct pkg_data packages; 217c98d5d94SLen Brown } sum, average; 218c98d5d94SLen Brown 219c98d5d94SLen Brown 220c98d5d94SLen Brown struct topo_params { 221c98d5d94SLen Brown int num_packages; 222103a8feaSLen Brown int num_cpus; 223c98d5d94SLen Brown int num_cores; 224c98d5d94SLen Brown int max_cpu_num; 225c98d5d94SLen Brown int num_cores_per_pkg; 226c98d5d94SLen Brown int num_threads_per_core; 227c98d5d94SLen Brown } topo; 228103a8feaSLen Brown 229c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 230103a8feaSLen Brown 231562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 232562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 233562a2d37SLen Brown 234c98d5d94SLen Brown void setup_all_buffers(void); 235103a8feaSLen Brown 236c98d5d94SLen Brown int cpu_is_not_present(int cpu) 237d15cf7c1SLen Brown { 238c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 239c98d5d94SLen Brown } 240c98d5d94SLen Brown /* 241c98d5d94SLen Brown * run func(thread, core, package) in topology order 242c98d5d94SLen Brown * skip non-present cpus 243c98d5d94SLen Brown */ 244c98d5d94SLen Brown 245c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 246c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 247c98d5d94SLen Brown { 248c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 249c98d5d94SLen Brown 250c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 251c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 252c98d5d94SLen Brown for (thread_no = 0; thread_no < 253c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 254c98d5d94SLen Brown struct thread_data *t; 255c98d5d94SLen Brown struct core_data *c; 256c98d5d94SLen Brown struct pkg_data *p; 257c98d5d94SLen Brown 258c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 259c98d5d94SLen Brown 260c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 261c98d5d94SLen Brown continue; 262c98d5d94SLen Brown 263c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 264c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 265c98d5d94SLen Brown 266c98d5d94SLen Brown retval = func(t, c, p); 267c98d5d94SLen Brown if (retval) 268c98d5d94SLen Brown return retval; 269c98d5d94SLen Brown } 270c98d5d94SLen Brown } 271c98d5d94SLen Brown } 272d15cf7c1SLen Brown return 0; 273d15cf7c1SLen Brown } 274d15cf7c1SLen Brown 27588c3281fSLen Brown int cpu_migrate(int cpu) 27688c3281fSLen Brown { 277c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 278c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 279c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 28088c3281fSLen Brown return -1; 28188c3281fSLen Brown else 28288c3281fSLen Brown return 0; 28388c3281fSLen Brown } 28436229897SLen Brown int get_msr_fd(int cpu) 285103a8feaSLen Brown { 286103a8feaSLen Brown char pathname[32]; 287103a8feaSLen Brown int fd; 288103a8feaSLen Brown 28936229897SLen Brown fd = fd_percpu[cpu]; 29036229897SLen Brown 29136229897SLen Brown if (fd) 29236229897SLen Brown return fd; 29336229897SLen Brown 294103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 295103a8feaSLen Brown fd = open(pathname, O_RDONLY); 29615aaa346SLen Brown if (fd < 0) 29798481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 298103a8feaSLen Brown 29936229897SLen Brown fd_percpu[cpu] = fd; 30036229897SLen Brown 30136229897SLen Brown return fd; 30236229897SLen Brown } 30336229897SLen Brown 30436229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 30536229897SLen Brown { 30636229897SLen Brown ssize_t retval; 30736229897SLen Brown 30836229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 30915aaa346SLen Brown 31098481e79SLen Brown if (retval != sizeof *msr) 31136229897SLen Brown err(-1, "msr %d offset 0x%llx read failed", cpu, (unsigned long long)offset); 31215aaa346SLen Brown 31315aaa346SLen Brown return 0; 314103a8feaSLen Brown } 315103a8feaSLen Brown 316fc04cc67SLen Brown /* 317fc04cc67SLen Brown * Example Format w/ field column widths: 318fc04cc67SLen Brown * 31927d47356SLen Brown * Package Core CPU Avg_MHz Bzy_MHz TSC_MHz IRQ SMI Busy% CPU_%c1 CPU_%c3 CPU_%c6 CPU_%c7 CoreTmp PkgTmp GFXMHz Pkg%pc2 Pkg%pc3 Pkg%pc6 Pkg%pc7 PkgWatt CorWatt GFXWatt 320562a2d37SLen Brown * 12345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 321fc04cc67SLen Brown */ 322fc04cc67SLen Brown 323a829eb4dSLen Brown void print_header(void) 324103a8feaSLen Brown { 325103a8feaSLen Brown if (show_pkg) 3263d109de2SLen Brown outp += sprintf(outp, "\tPackage"); 327103a8feaSLen Brown if (show_core) 3283d109de2SLen Brown outp += sprintf(outp, "\tCore"); 329103a8feaSLen Brown if (show_cpu) 3303d109de2SLen Brown outp += sprintf(outp, "\tCPU"); 331103a8feaSLen Brown if (has_aperf) 3323d109de2SLen Brown outp += sprintf(outp, "\tAvg_MHz"); 333d7899447SLen Brown if (has_aperf) 3343d109de2SLen Brown outp += sprintf(outp, "\tBusy%%"); 335fc04cc67SLen Brown if (has_aperf) 3363d109de2SLen Brown outp += sprintf(outp, "\tBzy_MHz"); 3373d109de2SLen Brown outp += sprintf(outp, "\tTSC_MHz"); 3381cc21f7bSLen Brown 3398e180f3cSLen Brown if (extra_delta_offset32) 3403d109de2SLen Brown outp += sprintf(outp, "\tcount 0x%03X", extra_delta_offset32); 3418e180f3cSLen Brown if (extra_delta_offset64) 3423d109de2SLen Brown outp += sprintf(outp, "\tCOUNT 0x%03X", extra_delta_offset64); 3432f32edf1SLen Brown if (extra_msr_offset32) 3443d109de2SLen Brown outp += sprintf(outp, "\tMSR 0x%03X", extra_msr_offset32); 3452f32edf1SLen Brown if (extra_msr_offset64) 3463d109de2SLen Brown outp += sprintf(outp, "\tMSR 0x%03X", extra_msr_offset64); 3471cc21f7bSLen Brown 3481cc21f7bSLen Brown if (!debug) 3491cc21f7bSLen Brown goto done; 3501cc21f7bSLen Brown 351562a2d37SLen Brown if (do_irq) 3523d109de2SLen Brown outp += sprintf(outp, "\tIRQ"); 3531cc21f7bSLen Brown if (do_smi) 3543d109de2SLen Brown outp += sprintf(outp, "\tSMI"); 3551cc21f7bSLen Brown 356103a8feaSLen Brown if (do_nhm_cstates) 3573d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c1"); 358fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 3593d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c3"); 360103a8feaSLen Brown if (do_nhm_cstates) 3613d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c6"); 362103a8feaSLen Brown if (do_snb_cstates) 3633d109de2SLen Brown outp += sprintf(outp, "\tCPU%%c7"); 364889facbeSLen Brown 365889facbeSLen Brown if (do_dts) 3663d109de2SLen Brown outp += sprintf(outp, "\tCoreTmp"); 367889facbeSLen Brown if (do_ptm) 3683d109de2SLen Brown outp += sprintf(outp, "\tPkgTmp"); 369889facbeSLen Brown 370fdf676e5SLen Brown if (do_gfx_rc6_ms) 3713d109de2SLen Brown outp += sprintf(outp, "\tGFX%%rc6"); 372fdf676e5SLen Brown 37327d47356SLen Brown if (do_gfx_mhz) 3743d109de2SLen Brown outp += sprintf(outp, "\tGFXMHz"); 37527d47356SLen Brown 3760b2bb692SLen Brown if (do_skl_residency) { 3773d109de2SLen Brown outp += sprintf(outp, "\tTotl%%C0"); 3783d109de2SLen Brown outp += sprintf(outp, "\tAny%%C0"); 3793d109de2SLen Brown outp += sprintf(outp, "\tGFX%%C0"); 3803d109de2SLen Brown outp += sprintf(outp, "\tCPUGFX%%"); 3810b2bb692SLen Brown } 3820b2bb692SLen Brown 383ee7e38e3SLen Brown if (do_pc2) 3843d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc2"); 385ee7e38e3SLen Brown if (do_pc3) 3863d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc3"); 387ee7e38e3SLen Brown if (do_pc6) 3883d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc6"); 389ee7e38e3SLen Brown if (do_pc7) 3903d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc7"); 391ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 3923d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc8"); 3933d109de2SLen Brown outp += sprintf(outp, "\tPkg%%pc9"); 3943d109de2SLen Brown outp += sprintf(outp, "\tPk%%pc10"); 395ca58710fSKristen Carlson Accardi } 396103a8feaSLen Brown 3975c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 398889facbeSLen Brown if (do_rapl & RAPL_PKG) 3993d109de2SLen Brown outp += sprintf(outp, "\tPkgWatt"); 400889facbeSLen Brown if (do_rapl & RAPL_CORES) 4013d109de2SLen Brown outp += sprintf(outp, "\tCorWatt"); 402889facbeSLen Brown if (do_rapl & RAPL_GFX) 4033d109de2SLen Brown outp += sprintf(outp, "\tGFXWatt"); 404889facbeSLen Brown if (do_rapl & RAPL_DRAM) 4053d109de2SLen Brown outp += sprintf(outp, "\tRAMWatt"); 406889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 4073d109de2SLen Brown outp += sprintf(outp, "\tPKG_%%"); 408889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 4093d109de2SLen Brown outp += sprintf(outp, "\tRAM_%%"); 410d7899447SLen Brown } else if (do_rapl && rapl_joules) { 4115c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 4123d109de2SLen Brown outp += sprintf(outp, "\tPkg_J"); 4135c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 4143d109de2SLen Brown outp += sprintf(outp, "\tCor_J"); 4155c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 4163d109de2SLen Brown outp += sprintf(outp, "\tGFX_J"); 4175c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 4183d109de2SLen Brown outp += sprintf(outp, "\tRAM_J"); 4195c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 4203d109de2SLen Brown outp += sprintf(outp, "\tPKG_%%"); 4215c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 4223d109de2SLen Brown outp += sprintf(outp, "\tRAM_%%"); 4235c56be9aSDirk Brandewie } 4241cc21f7bSLen Brown done: 425c98d5d94SLen Brown outp += sprintf(outp, "\n"); 426103a8feaSLen Brown } 427103a8feaSLen Brown 428c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 429c98d5d94SLen Brown struct pkg_data *p) 430103a8feaSLen Brown { 4313b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 432c98d5d94SLen Brown 433c98d5d94SLen Brown if (t) { 4343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 4353b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 4363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 4373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 4383b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 4393b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 4403b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4418e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 4423b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4438e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 4443b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4452f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4463b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4472f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 448562a2d37SLen Brown if (do_irq) 449562a2d37SLen Brown outp += sprintf(outp, "IRQ: %08X\n", t->irq_count); 4501ed51011SLen Brown if (do_smi) 4513b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 452103a8feaSLen Brown } 453103a8feaSLen Brown 454c98d5d94SLen Brown if (c) { 4553b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4563b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4573b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4583b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4593b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 460c98d5d94SLen Brown } 461103a8feaSLen Brown 462c98d5d94SLen Brown if (p) { 4633b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4640b2bb692SLen Brown 4650b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4660b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4670b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4680b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4690b2bb692SLen Brown 4703b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 471ee7e38e3SLen Brown if (do_pc3) 4723b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 473ee7e38e3SLen Brown if (do_pc6) 4743b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 475ee7e38e3SLen Brown if (do_pc7) 4763b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4773b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4783b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4793b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4803b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4813b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4823b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4833b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4843b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4853b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4863b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4873b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4883b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 489c98d5d94SLen Brown } 4903b4d5c7fSAndy Shevchenko 4913b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4923b4d5c7fSAndy Shevchenko 493c98d5d94SLen Brown return 0; 494103a8feaSLen Brown } 495103a8feaSLen Brown 496e23da037SLen Brown /* 497e23da037SLen Brown * column formatting convention & formats 498e23da037SLen Brown */ 499c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 500c98d5d94SLen Brown struct pkg_data *p) 501103a8feaSLen Brown { 502103a8feaSLen Brown double interval_float; 503fc04cc67SLen Brown char *fmt8; 504103a8feaSLen Brown 505c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 506c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 507c98d5d94SLen Brown return 0; 508c98d5d94SLen Brown 509c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 510c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 511c98d5d94SLen Brown return 0; 512c98d5d94SLen Brown 513103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 514103a8feaSLen Brown 515c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 516c98d5d94SLen Brown if (t == &average.threads) { 517103a8feaSLen Brown if (show_pkg) 5183d109de2SLen Brown outp += sprintf(outp, "\t-"); 519103a8feaSLen Brown if (show_core) 5203d109de2SLen Brown outp += sprintf(outp, "\t-"); 521103a8feaSLen Brown if (show_cpu) 5223d109de2SLen Brown outp += sprintf(outp, "\t-"); 523103a8feaSLen Brown } else { 524c98d5d94SLen Brown if (show_pkg) { 525c98d5d94SLen Brown if (p) 5263d109de2SLen Brown outp += sprintf(outp, "\t%d", p->package_id); 527c98d5d94SLen Brown else 5283d109de2SLen Brown outp += sprintf(outp, "\t-"); 529c98d5d94SLen Brown } 530c98d5d94SLen Brown if (show_core) { 531c98d5d94SLen Brown if (c) 5323d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_id); 533c98d5d94SLen Brown else 5343d109de2SLen Brown outp += sprintf(outp, "\t-"); 535c98d5d94SLen Brown } 536103a8feaSLen Brown if (show_cpu) 5373d109de2SLen Brown outp += sprintf(outp, "\t%d", t->cpu_id); 538103a8feaSLen Brown } 539fc04cc67SLen Brown 540d7899447SLen Brown /* Avg_MHz */ 541fc04cc67SLen Brown if (has_aperf) 5423d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 543fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 544fc04cc67SLen Brown 54575d2e44eSLen Brown /* Busy% */ 546ba3dec99SLen Brown if (has_aperf) 5473d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->mperf/t->tsc/tsc_tweak); 548103a8feaSLen Brown 549d7899447SLen Brown /* Bzy_MHz */ 55021ed5574SLen Brown if (has_aperf) { 55121ed5574SLen Brown if (has_base_hz) 5523d109de2SLen Brown outp += sprintf(outp, "\t%.0f", base_hz / units * t->aperf / t->mperf); 55321ed5574SLen Brown else 5543d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 55521ed5574SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 55621ed5574SLen Brown } 557103a8feaSLen Brown 558d7899447SLen Brown /* TSC_MHz */ 5593d109de2SLen Brown outp += sprintf(outp, "\t%.0f", 1.0 * t->tsc/units/interval_float); 560103a8feaSLen Brown 5618e180f3cSLen Brown /* delta */ 5628e180f3cSLen Brown if (extra_delta_offset32) 5633d109de2SLen Brown outp += sprintf(outp, "\t%11llu", t->extra_delta32); 5648e180f3cSLen Brown 5658e180f3cSLen Brown /* DELTA */ 5668e180f3cSLen Brown if (extra_delta_offset64) 5673d109de2SLen Brown outp += sprintf(outp, "\t%11llu", t->extra_delta64); 5682f32edf1SLen Brown /* msr */ 5692f32edf1SLen Brown if (extra_msr_offset32) 5703d109de2SLen Brown outp += sprintf(outp, "\t0x%08llx", t->extra_msr32); 5712f32edf1SLen Brown 572130ff304SLen Brown /* MSR */ 5732f32edf1SLen Brown if (extra_msr_offset64) 5743d109de2SLen Brown outp += sprintf(outp, "\t0x%016llx", t->extra_msr64); 575130ff304SLen Brown 5761cc21f7bSLen Brown if (!debug) 5771cc21f7bSLen Brown goto done; 5781cc21f7bSLen Brown 579562a2d37SLen Brown /* IRQ */ 580562a2d37SLen Brown if (do_irq) 5813d109de2SLen Brown outp += sprintf(outp, "\t%d", t->irq_count); 582562a2d37SLen Brown 5831cc21f7bSLen Brown /* SMI */ 5841cc21f7bSLen Brown if (do_smi) 5853d109de2SLen Brown outp += sprintf(outp, "\t%d", t->smi_count); 5861cc21f7bSLen Brown 587ba3dec99SLen Brown if (do_nhm_cstates) 5883d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * t->c1/t->tsc); 589c98d5d94SLen Brown 590c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 591c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 592c98d5d94SLen Brown goto done; 593c98d5d94SLen Brown 594fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 5953d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c3/t->tsc); 596103a8feaSLen Brown if (do_nhm_cstates) 5973d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c6/t->tsc); 598103a8feaSLen Brown if (do_snb_cstates) 5993d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * c->c7/t->tsc); 600c98d5d94SLen Brown 601889facbeSLen Brown if (do_dts) 6023d109de2SLen Brown outp += sprintf(outp, "\t%d", c->core_temp_c); 603889facbeSLen Brown 604c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 605c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 606c98d5d94SLen Brown goto done; 607c98d5d94SLen Brown 6080b2bb692SLen Brown /* PkgTmp */ 609889facbeSLen Brown if (do_ptm) 6103d109de2SLen Brown outp += sprintf(outp, "\t%d", p->pkg_temp_c); 611889facbeSLen Brown 612fdf676e5SLen Brown /* GFXrc6 */ 6139185e988SLen Brown if (do_gfx_rc6_ms) { 614ba3dec99SLen Brown if (p->gfx_rc6_ms == -1) { /* detect GFX counter reset */ 6153d109de2SLen Brown outp += sprintf(outp, "\t**.**"); 6169185e988SLen Brown } else { 6173d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 6189185e988SLen Brown p->gfx_rc6_ms / 10.0 / interval_float); 6199185e988SLen Brown } 6209185e988SLen Brown } 621fdf676e5SLen Brown 62227d47356SLen Brown /* GFXMHz */ 62327d47356SLen Brown if (do_gfx_mhz) 6243d109de2SLen Brown outp += sprintf(outp, "\t%d", p->gfx_mhz); 62527d47356SLen Brown 6260b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 6270b2bb692SLen Brown if (do_skl_residency) { 6283d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 6293d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 6303d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 6313d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 6320b2bb692SLen Brown } 6330b2bb692SLen Brown 634ee7e38e3SLen Brown if (do_pc2) 6353d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc2/t->tsc); 636ee7e38e3SLen Brown if (do_pc3) 6373d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc3/t->tsc); 638ee7e38e3SLen Brown if (do_pc6) 6393d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc6/t->tsc); 640ee7e38e3SLen Brown if (do_pc7) 6413d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc7/t->tsc); 642ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 6433d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc8/t->tsc); 6443d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc9/t->tsc); 6453d109de2SLen Brown outp += sprintf(outp, "\t%.2f", 100.0 * p->pc10/t->tsc); 646ca58710fSKristen Carlson Accardi } 647889facbeSLen Brown 648889facbeSLen Brown /* 649889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 650889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 651889facbeSLen Brown */ 652fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 6533d109de2SLen Brown fmt8 = "\t%.2f"; 654fc04cc67SLen Brown else 655fc04cc67SLen Brown fmt8 = "%6.0f**"; 656889facbeSLen Brown 6575c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 658889facbeSLen Brown if (do_rapl & RAPL_PKG) 659fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 660889facbeSLen Brown if (do_rapl & RAPL_CORES) 661fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 662889facbeSLen Brown if (do_rapl & RAPL_GFX) 663fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 664889facbeSLen Brown if (do_rapl & RAPL_DRAM) 66540ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 666889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 667fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 668889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 669fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 670d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6715c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 672fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6735c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6745c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 675fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6765c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6775c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 678fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6795c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6805c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 681fc04cc67SLen Brown outp += sprintf(outp, fmt8, 68240ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6835c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 684fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6855c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 686fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 6875c56be9aSDirk Brandewie } 688c98d5d94SLen Brown done: 689c98d5d94SLen Brown outp += sprintf(outp, "\n"); 690c98d5d94SLen Brown 691c98d5d94SLen Brown return 0; 692103a8feaSLen Brown } 693103a8feaSLen Brown 694b7d8c148SLen Brown void flush_output_stdout(void) 695103a8feaSLen Brown { 696b7d8c148SLen Brown FILE *filep; 697b7d8c148SLen Brown 698b7d8c148SLen Brown if (outf == stderr) 699b7d8c148SLen Brown filep = stdout; 700b7d8c148SLen Brown else 701b7d8c148SLen Brown filep = outf; 702b7d8c148SLen Brown 703b7d8c148SLen Brown fputs(output_buffer, filep); 704b7d8c148SLen Brown fflush(filep); 705b7d8c148SLen Brown 706c98d5d94SLen Brown outp = output_buffer; 707c98d5d94SLen Brown } 708b7d8c148SLen Brown void flush_output_stderr(void) 709c98d5d94SLen Brown { 710b7d8c148SLen Brown fputs(output_buffer, outf); 711b7d8c148SLen Brown fflush(outf); 712c98d5d94SLen Brown outp = output_buffer; 713c98d5d94SLen Brown } 714c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 715c98d5d94SLen Brown { 716e23da037SLen Brown static int printed; 717103a8feaSLen Brown 718e23da037SLen Brown if (!printed || !summary_only) 719103a8feaSLen Brown print_header(); 720103a8feaSLen Brown 721c98d5d94SLen Brown if (topo.num_cpus > 1) 722c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 723c98d5d94SLen Brown &average.packages); 724103a8feaSLen Brown 725e23da037SLen Brown printed = 1; 726e23da037SLen Brown 727e23da037SLen Brown if (summary_only) 728e23da037SLen Brown return; 729e23da037SLen Brown 730c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 731103a8feaSLen Brown } 732103a8feaSLen Brown 733889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 734889facbeSLen Brown if (new > old) { \ 735889facbeSLen Brown old = new - old; \ 736889facbeSLen Brown } else { \ 737889facbeSLen Brown old = 0x100000000 + new - old; \ 738889facbeSLen Brown } 739889facbeSLen Brown 740ba3dec99SLen Brown int 741c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 742103a8feaSLen Brown { 7430b2bb692SLen Brown 7440b2bb692SLen Brown if (do_skl_residency) { 7450b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 7460b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 7470b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 7480b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 7490b2bb692SLen Brown } 750c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 751ee7e38e3SLen Brown if (do_pc3) 752c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 753ee7e38e3SLen Brown if (do_pc6) 754c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 755ee7e38e3SLen Brown if (do_pc7) 756c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 757ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 758ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 759ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 760889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 761889facbeSLen Brown 7629185e988SLen Brown /* flag an error when rc6 counter resets/wraps */ 7639185e988SLen Brown if (old->gfx_rc6_ms > new->gfx_rc6_ms) 7649185e988SLen Brown old->gfx_rc6_ms = -1; 7659185e988SLen Brown else 766fdf676e5SLen Brown old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; 7679185e988SLen Brown 76827d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 76927d47356SLen Brown 770889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 771889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 772889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 773889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 774889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 775889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 776ba3dec99SLen Brown 777ba3dec99SLen Brown return 0; 778103a8feaSLen Brown } 779103a8feaSLen Brown 780c98d5d94SLen Brown void 781c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 782c98d5d94SLen Brown { 783c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 784c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 785c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 786889facbeSLen Brown old->core_temp_c = new->core_temp_c; 787103a8feaSLen Brown } 788c98d5d94SLen Brown 789c3ae331dSLen Brown /* 790c3ae331dSLen Brown * old = new - old 791c3ae331dSLen Brown */ 792ba3dec99SLen Brown int 793c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 794c98d5d94SLen Brown struct core_data *core_delta) 795c98d5d94SLen Brown { 796c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 797c98d5d94SLen Brown 798103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 799b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 800b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 801b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 802b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 803103a8feaSLen Brown 804c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 805c98d5d94SLen Brown 806a729617cSLen Brown if (has_aperf) { 807c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 808c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 809c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 810c98d5d94SLen Brown } else { 811ba3dec99SLen Brown return -1; 812103a8feaSLen Brown } 813a729617cSLen Brown } 814103a8feaSLen Brown 815c98d5d94SLen Brown 816144b44b1SLen Brown if (use_c1_residency_msr) { 817144b44b1SLen Brown /* 818144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 819144b44b1SLen Brown * which should be more accurate than the derivation below. 820144b44b1SLen Brown */ 821144b44b1SLen Brown } else { 822103a8feaSLen Brown /* 823c3ae331dSLen Brown * As counter collection is not atomic, 824c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 825103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 826103a8feaSLen Brown */ 827c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 828c98d5d94SLen Brown old->c1 = 0; 829c98d5d94SLen Brown else { 830c98d5d94SLen Brown /* normal case, derive c1 */ 831c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 832c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 833c98d5d94SLen Brown } 834144b44b1SLen Brown } 835c3ae331dSLen Brown 836c98d5d94SLen Brown if (old->mperf == 0) { 837b7d8c148SLen Brown if (debug > 1) 838b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 839c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 840c98d5d94SLen Brown } 841103a8feaSLen Brown 8428e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 8438e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 8448e180f3cSLen Brown 8458e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 8468e180f3cSLen Brown 847103a8feaSLen Brown /* 8488e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 849103a8feaSLen Brown */ 8502f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 8512f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 8521ed51011SLen Brown 853562a2d37SLen Brown if (do_irq) 854562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 855562a2d37SLen Brown 8561ed51011SLen Brown if (do_smi) 8571ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 858ba3dec99SLen Brown 859ba3dec99SLen Brown return 0; 860103a8feaSLen Brown } 861c98d5d94SLen Brown 862c98d5d94SLen Brown int delta_cpu(struct thread_data *t, struct core_data *c, 863c98d5d94SLen Brown struct pkg_data *p, struct thread_data *t2, 864c98d5d94SLen Brown struct core_data *c2, struct pkg_data *p2) 865c98d5d94SLen Brown { 866ba3dec99SLen Brown int retval = 0; 867ba3dec99SLen Brown 868c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 869c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 870c98d5d94SLen Brown delta_core(c, c2); 871c98d5d94SLen Brown 872c98d5d94SLen Brown /* always calculate thread delta */ 873ba3dec99SLen Brown retval = delta_thread(t, t2, c2); /* c2 is core delta */ 874ba3dec99SLen Brown if (retval) 875ba3dec99SLen Brown return retval; 876c98d5d94SLen Brown 877c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 878c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 879ba3dec99SLen Brown retval = delta_package(p, p2); 880c98d5d94SLen Brown 881ba3dec99SLen Brown return retval; 882103a8feaSLen Brown } 883103a8feaSLen Brown 884c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 885103a8feaSLen Brown { 886c98d5d94SLen Brown t->tsc = 0; 887c98d5d94SLen Brown t->aperf = 0; 888c98d5d94SLen Brown t->mperf = 0; 889c98d5d94SLen Brown t->c1 = 0; 890103a8feaSLen Brown 8918e180f3cSLen Brown t->extra_delta32 = 0; 8928e180f3cSLen Brown t->extra_delta64 = 0; 8938e180f3cSLen Brown 894562a2d37SLen Brown t->irq_count = 0; 895562a2d37SLen Brown t->smi_count = 0; 896562a2d37SLen Brown 897c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 898c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 899c98d5d94SLen Brown 900c98d5d94SLen Brown c->c3 = 0; 901c98d5d94SLen Brown c->c6 = 0; 902c98d5d94SLen Brown c->c7 = 0; 903889facbeSLen Brown c->core_temp_c = 0; 904c98d5d94SLen Brown 9050b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 9060b2bb692SLen Brown p->pkg_any_core_c0 = 0; 9070b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 9080b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 9090b2bb692SLen Brown 910c98d5d94SLen Brown p->pc2 = 0; 911ee7e38e3SLen Brown if (do_pc3) 912c98d5d94SLen Brown p->pc3 = 0; 913ee7e38e3SLen Brown if (do_pc6) 914c98d5d94SLen Brown p->pc6 = 0; 915ee7e38e3SLen Brown if (do_pc7) 916c98d5d94SLen Brown p->pc7 = 0; 917ca58710fSKristen Carlson Accardi p->pc8 = 0; 918ca58710fSKristen Carlson Accardi p->pc9 = 0; 919ca58710fSKristen Carlson Accardi p->pc10 = 0; 920889facbeSLen Brown 921889facbeSLen Brown p->energy_pkg = 0; 922889facbeSLen Brown p->energy_dram = 0; 923889facbeSLen Brown p->energy_cores = 0; 924889facbeSLen Brown p->energy_gfx = 0; 925889facbeSLen Brown p->rapl_pkg_perf_status = 0; 926889facbeSLen Brown p->rapl_dram_perf_status = 0; 927889facbeSLen Brown p->pkg_temp_c = 0; 92827d47356SLen Brown 929fdf676e5SLen Brown p->gfx_rc6_ms = 0; 93027d47356SLen Brown p->gfx_mhz = 0; 931103a8feaSLen Brown } 932c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 933c98d5d94SLen Brown struct pkg_data *p) 934103a8feaSLen Brown { 935c98d5d94SLen Brown average.threads.tsc += t->tsc; 936c98d5d94SLen Brown average.threads.aperf += t->aperf; 937c98d5d94SLen Brown average.threads.mperf += t->mperf; 938c98d5d94SLen Brown average.threads.c1 += t->c1; 93915aaa346SLen Brown 9408e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 9418e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 9428e180f3cSLen Brown 943562a2d37SLen Brown average.threads.irq_count += t->irq_count; 944562a2d37SLen Brown average.threads.smi_count += t->smi_count; 945562a2d37SLen Brown 946c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 947c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 948c98d5d94SLen Brown return 0; 949c98d5d94SLen Brown 950c98d5d94SLen Brown average.cores.c3 += c->c3; 951c98d5d94SLen Brown average.cores.c6 += c->c6; 952c98d5d94SLen Brown average.cores.c7 += c->c7; 953c98d5d94SLen Brown 954889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 955889facbeSLen Brown 956c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 957c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 958c98d5d94SLen Brown return 0; 959c98d5d94SLen Brown 9600b2bb692SLen Brown if (do_skl_residency) { 9610b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 9620b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 9630b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 9640b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 9650b2bb692SLen Brown } 9660b2bb692SLen Brown 967c98d5d94SLen Brown average.packages.pc2 += p->pc2; 968ee7e38e3SLen Brown if (do_pc3) 969c98d5d94SLen Brown average.packages.pc3 += p->pc3; 970ee7e38e3SLen Brown if (do_pc6) 971c98d5d94SLen Brown average.packages.pc6 += p->pc6; 972ee7e38e3SLen Brown if (do_pc7) 973c98d5d94SLen Brown average.packages.pc7 += p->pc7; 974ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 975ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 976ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 977c98d5d94SLen Brown 978889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 979889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 980889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 981889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 982889facbeSLen Brown 983fdf676e5SLen Brown average.packages.gfx_rc6_ms = p->gfx_rc6_ms; 98427d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 98527d47356SLen Brown 986889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 987889facbeSLen Brown 988889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 989889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 990c98d5d94SLen Brown return 0; 991c98d5d94SLen Brown } 992c98d5d94SLen Brown /* 993c98d5d94SLen Brown * sum the counters for all cpus in the system 994c98d5d94SLen Brown * compute the weighted average 995c98d5d94SLen Brown */ 996c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 997c98d5d94SLen Brown struct pkg_data *p) 998c98d5d94SLen Brown { 999c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 1000c98d5d94SLen Brown 1001c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 1002c98d5d94SLen Brown 1003c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 1004c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 1005c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1006c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1007c98d5d94SLen Brown 10088e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 10098e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 10108e180f3cSLen Brown 10118e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 10128e180f3cSLen Brown 1013c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1014c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1015c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 1016c98d5d94SLen Brown 10170b2bb692SLen Brown if (do_skl_residency) { 10180b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 10190b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 10200b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 10210b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 10220b2bb692SLen Brown } 10230b2bb692SLen Brown 1024c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 1025ee7e38e3SLen Brown if (do_pc3) 1026c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 1027ee7e38e3SLen Brown if (do_pc6) 1028c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 1029ee7e38e3SLen Brown if (do_pc7) 1030c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1031ca58710fSKristen Carlson Accardi 1032ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1033ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1034ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1035c98d5d94SLen Brown } 1036c98d5d94SLen Brown 1037c98d5d94SLen Brown static unsigned long long rdtsc(void) 1038c98d5d94SLen Brown { 1039c98d5d94SLen Brown unsigned int low, high; 1040c98d5d94SLen Brown 1041c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1042c98d5d94SLen Brown 1043c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1044c98d5d94SLen Brown } 1045c98d5d94SLen Brown 1046c98d5d94SLen Brown /* 1047c98d5d94SLen Brown * get_counters(...) 1048c98d5d94SLen Brown * migrate to cpu 1049c98d5d94SLen Brown * acquire and record local counters for that cpu 1050c98d5d94SLen Brown */ 1051c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1052c98d5d94SLen Brown { 1053c98d5d94SLen Brown int cpu = t->cpu_id; 1054889facbeSLen Brown unsigned long long msr; 10550102b067SLen Brown int aperf_mperf_retry_count = 0; 1056c98d5d94SLen Brown 1057e52966c0SLen Brown if (cpu_migrate(cpu)) { 1058b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 105915aaa346SLen Brown return -1; 1060e52966c0SLen Brown } 106115aaa346SLen Brown 10620102b067SLen Brown retry: 1063c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 106415aaa346SLen Brown 106515aaa346SLen Brown if (has_aperf) { 10660102b067SLen Brown unsigned long long tsc_before, tsc_between, tsc_after, aperf_time, mperf_time; 10670102b067SLen Brown 10680102b067SLen Brown /* 10690102b067SLen Brown * The TSC, APERF and MPERF must be read together for 10700102b067SLen Brown * APERF/MPERF and MPERF/TSC to give accurate results. 10710102b067SLen Brown * 10720102b067SLen Brown * Unfortunately, APERF and MPERF are read by 10730102b067SLen Brown * individual system call, so delays may occur 10740102b067SLen Brown * between them. If the time to read them 10750102b067SLen Brown * varies by a large amount, we re-read them. 10760102b067SLen Brown */ 10770102b067SLen Brown 10780102b067SLen Brown /* 10790102b067SLen Brown * This initial dummy APERF read has been seen to 10800102b067SLen Brown * reduce jitter in the subsequent reads. 10810102b067SLen Brown */ 10820102b067SLen Brown 10839c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1084c98d5d94SLen Brown return -3; 10850102b067SLen Brown 10860102b067SLen Brown t->tsc = rdtsc(); /* re-read close to APERF */ 10870102b067SLen Brown 10880102b067SLen Brown tsc_before = t->tsc; 10890102b067SLen Brown 10900102b067SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 10910102b067SLen Brown return -3; 10920102b067SLen Brown 10930102b067SLen Brown tsc_between = rdtsc(); 10940102b067SLen Brown 10959c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1096c98d5d94SLen Brown return -4; 10970102b067SLen Brown 10980102b067SLen Brown tsc_after = rdtsc(); 10990102b067SLen Brown 11000102b067SLen Brown aperf_time = tsc_between - tsc_before; 11010102b067SLen Brown mperf_time = tsc_after - tsc_between; 11020102b067SLen Brown 11030102b067SLen Brown /* 11040102b067SLen Brown * If the system call latency to read APERF and MPERF 11050102b067SLen Brown * differ by more than 2x, then try again. 11060102b067SLen Brown */ 11070102b067SLen Brown if ((aperf_time > (2 * mperf_time)) || (mperf_time > (2 * aperf_time))) { 11080102b067SLen Brown aperf_mperf_retry_count++; 11090102b067SLen Brown if (aperf_mperf_retry_count < 5) 11100102b067SLen Brown goto retry; 11110102b067SLen Brown else 11120102b067SLen Brown warnx("cpu%d jitter %lld %lld", 11130102b067SLen Brown cpu, aperf_time, mperf_time); 11140102b067SLen Brown } 11150102b067SLen Brown aperf_mperf_retry_count = 0; 11160102b067SLen Brown 1117b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1118b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 111988c3281fSLen Brown } 112088c3281fSLen Brown 1121562a2d37SLen Brown if (do_irq) 1122562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 11231ed51011SLen Brown if (do_smi) { 11241ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 11251ed51011SLen Brown return -5; 11261ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 11271ed51011SLen Brown } 11288e180f3cSLen Brown if (extra_delta_offset32) { 1129889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 11302f32edf1SLen Brown return -5; 1131889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 11328e180f3cSLen Brown } 11338e180f3cSLen Brown 11348e180f3cSLen Brown if (extra_delta_offset64) 11358e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 11368e180f3cSLen Brown return -5; 11378e180f3cSLen Brown 11388e180f3cSLen Brown if (extra_msr_offset32) { 1139889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 11408e180f3cSLen Brown return -5; 1141889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 11428e180f3cSLen Brown } 11432f32edf1SLen Brown 11442f32edf1SLen Brown if (extra_msr_offset64) 11452f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1146c98d5d94SLen Brown return -5; 1147c98d5d94SLen Brown 1148144b44b1SLen Brown if (use_c1_residency_msr) { 1149144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1150144b44b1SLen Brown return -6; 1151144b44b1SLen Brown } 1152144b44b1SLen Brown 1153c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1154c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1155c98d5d94SLen Brown return 0; 1156c98d5d94SLen Brown 1157fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) { 1158c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1159c98d5d94SLen Brown return -6; 1160144b44b1SLen Brown } 1161144b44b1SLen Brown 1162fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_knl_cstates) { 1163c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1164c98d5d94SLen Brown return -7; 1165fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1166fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1167fb5d4327SDasaratharaman Chandramouli return -7; 1168103a8feaSLen Brown } 116915aaa346SLen Brown 117015aaa346SLen Brown if (do_snb_cstates) 1171c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1172c98d5d94SLen Brown return -8; 1173c98d5d94SLen Brown 1174889facbeSLen Brown if (do_dts) { 1175889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1176889facbeSLen Brown return -9; 1177889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1178889facbeSLen Brown } 1179889facbeSLen Brown 1180889facbeSLen Brown 1181c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1182c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1183c98d5d94SLen Brown return 0; 118415aaa346SLen Brown 11850b2bb692SLen Brown if (do_skl_residency) { 11860b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 11870b2bb692SLen Brown return -10; 11880b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 11890b2bb692SLen Brown return -11; 11900b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 11910b2bb692SLen Brown return -12; 11920b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 11930b2bb692SLen Brown return -13; 11940b2bb692SLen Brown } 1195ee7e38e3SLen Brown if (do_pc3) 1196c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1197c98d5d94SLen Brown return -9; 1198ee7e38e3SLen Brown if (do_pc6) 1199c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1200c98d5d94SLen Brown return -10; 1201ee7e38e3SLen Brown if (do_pc2) 1202c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1203c98d5d94SLen Brown return -11; 1204ee7e38e3SLen Brown if (do_pc7) 1205c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1206c98d5d94SLen Brown return -12; 1207ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1208ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1209ca58710fSKristen Carlson Accardi return -13; 1210ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1211ca58710fSKristen Carlson Accardi return -13; 1212ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1213ca58710fSKristen Carlson Accardi return -13; 1214ca58710fSKristen Carlson Accardi } 1215889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1216889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1217889facbeSLen Brown return -13; 1218889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1219889facbeSLen Brown } 1220889facbeSLen Brown if (do_rapl & RAPL_CORES) { 1221889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1222889facbeSLen Brown return -14; 1223889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1224889facbeSLen Brown } 1225889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1226889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1227889facbeSLen Brown return -15; 1228889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1229889facbeSLen Brown } 1230889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1231889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1232889facbeSLen Brown return -16; 1233889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1234889facbeSLen Brown } 1235889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1236889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1237889facbeSLen Brown return -16; 1238889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1239889facbeSLen Brown } 1240889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1241889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1242889facbeSLen Brown return -16; 1243889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1244889facbeSLen Brown } 1245889facbeSLen Brown if (do_ptm) { 1246889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1247889facbeSLen Brown return -17; 1248889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1249889facbeSLen Brown } 1250fdf676e5SLen Brown 1251fdf676e5SLen Brown if (do_gfx_rc6_ms) 1252fdf676e5SLen Brown p->gfx_rc6_ms = gfx_cur_rc6_ms; 1253fdf676e5SLen Brown 125427d47356SLen Brown if (do_gfx_mhz) 125527d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 125627d47356SLen Brown 125715aaa346SLen Brown return 0; 1258103a8feaSLen Brown } 1259103a8feaSLen Brown 1260ee7e38e3SLen Brown /* 1261ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1262ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1263ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1264ee7e38e3SLen Brown */ 1265ee7e38e3SLen Brown 1266ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1267ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1268ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1269ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1270ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1271ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1272ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1273ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1274ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1275ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1276ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1277ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 12780b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 12790b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 12800b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1281ee7e38e3SLen Brown 1282ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1283ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 12840b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1285ee7e38e3SLen Brown 1286e9257f5fSLen 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}; 1287e9257f5fSLen 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}; 1288e9257f5fSLen 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}; 1289e9257f5fSLen 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}; 1290e9257f5fSLen 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}; 1291e9257f5fSLen 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}; 1292e4085d54SLen 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}; 1293ee7e38e3SLen Brown 1294a2b7b749SLen Brown 1295a2b7b749SLen Brown static void 1296a2b7b749SLen Brown calculate_tsc_tweak() 1297a2b7b749SLen Brown { 1298a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1299a2b7b749SLen Brown } 1300a2b7b749SLen Brown 1301fcd17211SLen Brown static void 1302fcd17211SLen Brown dump_nhm_platform_info(void) 1303103a8feaSLen Brown { 1304103a8feaSLen Brown unsigned long long msr; 1305103a8feaSLen Brown unsigned int ratio; 1306103a8feaSLen Brown 1307ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 1308103a8feaSLen Brown 1309b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 13106574a5d5SLen Brown 1311103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 1312b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1313103a8feaSLen Brown ratio, bclk, ratio * bclk); 1314103a8feaSLen Brown 1315103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1316b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz base frequency\n", 1317103a8feaSLen Brown ratio, bclk, ratio * bclk); 1318103a8feaSLen Brown 13197ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1320b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1321bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 132267920418SLen Brown 1323fcd17211SLen Brown return; 1324fcd17211SLen Brown } 1325fcd17211SLen Brown 1326fcd17211SLen Brown static void 1327fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1328fcd17211SLen Brown { 1329fcd17211SLen Brown unsigned long long msr; 1330fcd17211SLen Brown unsigned int ratio; 1331fcd17211SLen Brown 13327ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1333fcd17211SLen Brown 1334b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1335fcd17211SLen Brown 1336fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1337fcd17211SLen Brown if (ratio) 1338b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1339fcd17211SLen Brown ratio, bclk, ratio * bclk); 1340fcd17211SLen Brown 1341fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1342fcd17211SLen Brown if (ratio) 1343b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1344fcd17211SLen Brown ratio, bclk, ratio * bclk); 1345fcd17211SLen Brown return; 1346fcd17211SLen Brown } 1347fcd17211SLen Brown 1348fcd17211SLen Brown static void 1349fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1350fcd17211SLen Brown { 1351fcd17211SLen Brown unsigned long long msr; 1352fcd17211SLen Brown unsigned int ratio; 13536574a5d5SLen Brown 13547ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 13556574a5d5SLen Brown 1356b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 13576574a5d5SLen Brown 13586574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 13596574a5d5SLen Brown if (ratio) 1360b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 13616574a5d5SLen Brown ratio, bclk, ratio * bclk); 13626574a5d5SLen Brown 13636574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 13646574a5d5SLen Brown if (ratio) 1365b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 13666574a5d5SLen Brown ratio, bclk, ratio * bclk); 13676574a5d5SLen Brown 13686574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 13696574a5d5SLen Brown if (ratio) 1370b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 13716574a5d5SLen Brown ratio, bclk, ratio * bclk); 13726574a5d5SLen Brown 13736574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 13746574a5d5SLen Brown if (ratio) 1375b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 13766574a5d5SLen Brown ratio, bclk, ratio * bclk); 13776574a5d5SLen Brown 13786574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 13796574a5d5SLen Brown if (ratio) 1380b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 13816574a5d5SLen Brown ratio, bclk, ratio * bclk); 13826574a5d5SLen Brown 13836574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 13846574a5d5SLen Brown if (ratio) 1385b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 13866574a5d5SLen Brown ratio, bclk, ratio * bclk); 13876574a5d5SLen Brown 13886574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 13896574a5d5SLen Brown if (ratio) 1390b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 13916574a5d5SLen Brown ratio, bclk, ratio * bclk); 13926574a5d5SLen Brown 13936574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 13946574a5d5SLen Brown if (ratio) 1395b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 13966574a5d5SLen Brown ratio, bclk, ratio * bclk); 1397103a8feaSLen Brown return; 1398fcd17211SLen Brown } 1399fcd17211SLen Brown 1400fcd17211SLen Brown static void 1401fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1402fcd17211SLen Brown { 1403fcd17211SLen Brown unsigned long long msr; 1404fcd17211SLen Brown unsigned int ratio; 1405103a8feaSLen Brown 14067ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1407103a8feaSLen Brown 1408b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 14096574a5d5SLen Brown 14106574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 14116574a5d5SLen Brown if (ratio) 1412b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 14136574a5d5SLen Brown ratio, bclk, ratio * bclk); 14146574a5d5SLen Brown 14156574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 14166574a5d5SLen Brown if (ratio) 1417b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 14186574a5d5SLen Brown ratio, bclk, ratio * bclk); 14196574a5d5SLen Brown 14206574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 14216574a5d5SLen Brown if (ratio) 1422b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 14236574a5d5SLen Brown ratio, bclk, ratio * bclk); 14246574a5d5SLen Brown 14256574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 14266574a5d5SLen Brown if (ratio) 1427b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 14286574a5d5SLen Brown ratio, bclk, ratio * bclk); 14296574a5d5SLen Brown 1430103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1431103a8feaSLen Brown if (ratio) 1432b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1433103a8feaSLen Brown ratio, bclk, ratio * bclk); 1434103a8feaSLen Brown 1435103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1436103a8feaSLen Brown if (ratio) 1437b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1438103a8feaSLen Brown ratio, bclk, ratio * bclk); 1439103a8feaSLen Brown 1440103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1441103a8feaSLen Brown if (ratio) 1442b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1443103a8feaSLen Brown ratio, bclk, ratio * bclk); 1444103a8feaSLen Brown 1445103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1446103a8feaSLen Brown if (ratio) 1447b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1448103a8feaSLen Brown ratio, bclk, ratio * bclk); 1449fcd17211SLen Brown return; 1450fcd17211SLen Brown } 14513a9a941dSLen Brown 1452fcd17211SLen Brown static void 1453fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1454fb5d4327SDasaratharaman Chandramouli { 1455cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 1456cbf97abaSHubert Chrzaniuk 1457fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1458cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 1459cbf97abaSHubert Chrzaniuk int i, b_nr; 1460cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 1461cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 1462fb5d4327SDasaratharaman Chandramouli 1463ebf5926aSSrinivas Pandruvada get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1464fb5d4327SDasaratharaman Chandramouli 1465b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 1466bfae2052SLen Brown base_cpu, msr); 1467fb5d4327SDasaratharaman Chandramouli 1468fb5d4327SDasaratharaman Chandramouli /** 1469fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1470cbf97abaSHubert Chrzaniuk * [0] -- Reserved 1471cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 1472fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1473fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1474fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1475fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1476fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1477fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1478fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1479fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1480fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1481fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1482fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1483fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1484fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1485fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1486fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1487fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1488fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1489fb5d4327SDasaratharaman Chandramouli */ 1490fb5d4327SDasaratharaman Chandramouli 1491cbf97abaSHubert Chrzaniuk b_nr = 0; 1492cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 1493cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 1494cbf97abaSHubert Chrzaniuk 1495cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 1496fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1497cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 1498fb5d4327SDasaratharaman Chandramouli 1499cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 1500cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 1501cbf97abaSHubert Chrzaniuk b_nr++; 1502fb5d4327SDasaratharaman Chandramouli } 1503cbf97abaSHubert Chrzaniuk 1504cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 1505cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 1506b7d8c148SLen Brown fprintf(outf, 1507fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1508cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 1509fb5d4327SDasaratharaman Chandramouli } 1510fb5d4327SDasaratharaman Chandramouli 1511fb5d4327SDasaratharaman Chandramouli static void 1512fcd17211SLen Brown dump_nhm_cst_cfg(void) 1513fcd17211SLen Brown { 1514fcd17211SLen Brown unsigned long long msr; 1515fcd17211SLen Brown 15167ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1517fcd17211SLen Brown 1518fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1519fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1520fcd17211SLen Brown 1521b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr); 1522fcd17211SLen Brown 1523b7d8c148SLen Brown fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1524fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1525fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1526fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1527fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1528fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 15296c34f160SLen Brown (unsigned int)msr & 0xF, 1530fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1531fcd17211SLen Brown return; 1532103a8feaSLen Brown } 1533103a8feaSLen Brown 15346fb3143bSLen Brown static void 15356fb3143bSLen Brown dump_config_tdp(void) 15366fb3143bSLen Brown { 15376fb3143bSLen Brown unsigned long long msr; 15386fb3143bSLen Brown 15396fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 1540b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 1541685b535bSChen Yu fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xFF); 15426fb3143bSLen Brown 15436fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 1544b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 15456fb3143bSLen Brown if (msr) { 1546685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1547685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1548685b535bSChen Yu fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1549685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0x7FFF); 15506fb3143bSLen Brown } 1551b7d8c148SLen Brown fprintf(outf, ")\n"); 15526fb3143bSLen Brown 15536fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 1554b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 15556fb3143bSLen Brown if (msr) { 1556685b535bSChen Yu fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0x7FFF); 1557685b535bSChen Yu fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0x7FFF); 1558685b535bSChen Yu fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xFF); 1559685b535bSChen Yu fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0x7FFF); 15606fb3143bSLen Brown } 1561b7d8c148SLen Brown fprintf(outf, ")\n"); 15626fb3143bSLen Brown 15636fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 1564b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 15656fb3143bSLen Brown if ((msr) & 0x3) 1566b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 1567b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1568b7d8c148SLen Brown fprintf(outf, ")\n"); 15696fb3143bSLen Brown 15706fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 1571b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1572685b535bSChen Yu fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xFF); 1573b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1574b7d8c148SLen Brown fprintf(outf, ")\n"); 15756fb3143bSLen Brown } 15765a63426eSLen Brown 15775a63426eSLen Brown unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; 15785a63426eSLen Brown 15795a63426eSLen Brown void print_irtl(void) 15805a63426eSLen Brown { 15815a63426eSLen Brown unsigned long long msr; 15825a63426eSLen Brown 15835a63426eSLen Brown get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); 15845a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); 15855a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 15865a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 15875a63426eSLen Brown 15885a63426eSLen Brown get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); 15895a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); 15905a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 15915a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 15925a63426eSLen Brown 15935a63426eSLen Brown get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); 15945a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); 15955a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 15965a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 15975a63426eSLen Brown 15985a63426eSLen Brown if (!do_irtl_hsw) 15995a63426eSLen Brown return; 16005a63426eSLen Brown 16015a63426eSLen Brown get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); 16025a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); 16035a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16045a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16055a63426eSLen Brown 16065a63426eSLen Brown get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); 16075a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); 16085a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16095a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16105a63426eSLen Brown 16115a63426eSLen Brown get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); 16125a63426eSLen Brown fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); 16135a63426eSLen Brown fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", 16145a63426eSLen Brown (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); 16155a63426eSLen Brown 16165a63426eSLen Brown } 161736229897SLen Brown void free_fd_percpu(void) 161836229897SLen Brown { 161936229897SLen Brown int i; 162036229897SLen Brown 1621*01a67adfSMika Westerberg for (i = 0; i < topo.max_cpu_num + 1; ++i) { 162236229897SLen Brown if (fd_percpu[i] != 0) 162336229897SLen Brown close(fd_percpu[i]); 162436229897SLen Brown } 162536229897SLen Brown 162636229897SLen Brown free(fd_percpu); 16276fb3143bSLen Brown } 16286fb3143bSLen Brown 1629c98d5d94SLen Brown void free_all_buffers(void) 1630103a8feaSLen Brown { 1631c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1632c98d5d94SLen Brown cpu_present_set = NULL; 163336229897SLen Brown cpu_present_setsize = 0; 1634103a8feaSLen Brown 1635c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1636c98d5d94SLen Brown cpu_affinity_set = NULL; 1637c98d5d94SLen Brown cpu_affinity_setsize = 0; 1638103a8feaSLen Brown 1639c98d5d94SLen Brown free(thread_even); 1640c98d5d94SLen Brown free(core_even); 1641c98d5d94SLen Brown free(package_even); 1642103a8feaSLen Brown 1643c98d5d94SLen Brown thread_even = NULL; 1644c98d5d94SLen Brown core_even = NULL; 1645c98d5d94SLen Brown package_even = NULL; 1646103a8feaSLen Brown 1647c98d5d94SLen Brown free(thread_odd); 1648c98d5d94SLen Brown free(core_odd); 1649c98d5d94SLen Brown free(package_odd); 1650103a8feaSLen Brown 1651c98d5d94SLen Brown thread_odd = NULL; 1652c98d5d94SLen Brown core_odd = NULL; 1653c98d5d94SLen Brown package_odd = NULL; 1654103a8feaSLen Brown 1655c98d5d94SLen Brown free(output_buffer); 1656c98d5d94SLen Brown output_buffer = NULL; 1657c98d5d94SLen Brown outp = NULL; 165836229897SLen Brown 165936229897SLen Brown free_fd_percpu(); 1660562a2d37SLen Brown 1661562a2d37SLen Brown free(irq_column_2_cpu); 1662562a2d37SLen Brown free(irqs_per_cpu); 1663103a8feaSLen Brown } 1664103a8feaSLen Brown 1665103a8feaSLen Brown /* 166657a42a34SJosh Triplett * Open a file, and exit on failure 166757a42a34SJosh Triplett */ 166857a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 166957a42a34SJosh Triplett { 1670b7d8c148SLen Brown FILE *filep = fopen(path, mode); 1671b2c95d90SJosh Triplett if (!filep) 1672b2c95d90SJosh Triplett err(1, "%s: open failed", path); 167357a42a34SJosh Triplett return filep; 167457a42a34SJosh Triplett } 167557a42a34SJosh Triplett 167657a42a34SJosh Triplett /* 167795aebc44SJosh Triplett * Parse a file containing a single int. 167895aebc44SJosh Triplett */ 167995aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 168095aebc44SJosh Triplett { 168195aebc44SJosh Triplett va_list args; 168295aebc44SJosh Triplett char path[PATH_MAX]; 168395aebc44SJosh Triplett FILE *filep; 168495aebc44SJosh Triplett int value; 168595aebc44SJosh Triplett 168695aebc44SJosh Triplett va_start(args, fmt); 168795aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 168895aebc44SJosh Triplett va_end(args); 168957a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1690b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1691b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 169295aebc44SJosh Triplett fclose(filep); 169395aebc44SJosh Triplett return value; 169495aebc44SJosh Triplett } 169595aebc44SJosh Triplett 169695aebc44SJosh Triplett /* 1697e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1698e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1699e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1700103a8feaSLen Brown */ 1701e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1702103a8feaSLen Brown { 1703e275b388SDasaratharaman Chandramouli char path[64]; 1704e275b388SDasaratharaman Chandramouli FILE *filep; 1705e275b388SDasaratharaman Chandramouli int this_cpu; 1706e275b388SDasaratharaman Chandramouli char character; 1707e275b388SDasaratharaman Chandramouli int i; 1708e275b388SDasaratharaman Chandramouli 1709e275b388SDasaratharaman Chandramouli sprintf(path, 1710e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1711e275b388SDasaratharaman Chandramouli cpu); 1712e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1713e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1714e275b388SDasaratharaman Chandramouli perror(path); 1715e275b388SDasaratharaman Chandramouli exit(1); 1716e275b388SDasaratharaman Chandramouli } 1717e275b388SDasaratharaman Chandramouli 1718e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1719e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1720e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1721e275b388SDasaratharaman Chandramouli fclose(filep); 1722e275b388SDasaratharaman Chandramouli return i; 1723e275b388SDasaratharaman Chandramouli } 1724e275b388SDasaratharaman Chandramouli 1725e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1726e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1727e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1728e275b388SDasaratharaman Chandramouli } 1729e275b388SDasaratharaman Chandramouli 1730e275b388SDasaratharaman Chandramouli fclose(filep); 1731e275b388SDasaratharaman Chandramouli return -1; 1732c98d5d94SLen Brown } 1733103a8feaSLen Brown 1734c98d5d94SLen Brown /* 1735c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1736c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1737c98d5d94SLen Brown */ 1738c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1739c98d5d94SLen Brown { 174095aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1741103a8feaSLen Brown } 1742103a8feaSLen Brown 1743103a8feaSLen Brown int get_physical_package_id(int cpu) 1744103a8feaSLen Brown { 174595aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1746103a8feaSLen Brown } 1747103a8feaSLen Brown 1748103a8feaSLen Brown int get_core_id(int cpu) 1749103a8feaSLen Brown { 175095aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1751103a8feaSLen Brown } 1752103a8feaSLen Brown 1753c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1754c98d5d94SLen Brown { 1755c98d5d94SLen Brown char path[80]; 1756c98d5d94SLen Brown FILE *filep; 1757e275b388SDasaratharaman Chandramouli int sib1; 1758e275b388SDasaratharaman Chandramouli int matches = 0; 1759c98d5d94SLen Brown char character; 1760e275b388SDasaratharaman Chandramouli char str[100]; 1761e275b388SDasaratharaman Chandramouli char *ch; 1762c98d5d94SLen Brown 1763c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 176457a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1765e275b388SDasaratharaman Chandramouli 1766103a8feaSLen Brown /* 1767c98d5d94SLen Brown * file format: 1768e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1769e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1770c98d5d94SLen Brown */ 1771e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 1772e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 1773e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 1774e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 1775e275b388SDasaratharaman Chandramouli while (ch != NULL) { 1776e275b388SDasaratharaman Chandramouli matches++; 1777e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 1778e275b388SDasaratharaman Chandramouli } 1779c98d5d94SLen Brown 1780c98d5d94SLen Brown fclose(filep); 1781e275b388SDasaratharaman Chandramouli return matches+1; 1782c98d5d94SLen Brown } 1783c98d5d94SLen Brown 1784c98d5d94SLen Brown /* 1785c98d5d94SLen Brown * run func(thread, core, package) in topology order 1786c98d5d94SLen Brown * skip non-present cpus 1787103a8feaSLen Brown */ 1788103a8feaSLen Brown 1789c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1790c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1791c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1792c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1793c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1794c98d5d94SLen Brown struct pkg_data *pkg_base2) 1795c98d5d94SLen Brown { 1796c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1797c98d5d94SLen Brown 1798c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1799c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1800c98d5d94SLen Brown for (thread_no = 0; thread_no < 1801c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1802c98d5d94SLen Brown struct thread_data *t, *t2; 1803c98d5d94SLen Brown struct core_data *c, *c2; 1804c98d5d94SLen Brown struct pkg_data *p, *p2; 1805c98d5d94SLen Brown 1806c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1807c98d5d94SLen Brown 1808c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1809c98d5d94SLen Brown continue; 1810c98d5d94SLen Brown 1811c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1812c98d5d94SLen Brown 1813c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1814c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1815c98d5d94SLen Brown 1816c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1817c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1818c98d5d94SLen Brown 1819c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1820c98d5d94SLen Brown if (retval) 1821c98d5d94SLen Brown return retval; 1822c98d5d94SLen Brown } 1823c98d5d94SLen Brown } 1824c98d5d94SLen Brown } 1825c98d5d94SLen Brown return 0; 1826c98d5d94SLen Brown } 1827c98d5d94SLen Brown 1828c98d5d94SLen Brown /* 1829c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1830c98d5d94SLen Brown * return max_cpu number 1831c98d5d94SLen Brown */ 1832c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1833103a8feaSLen Brown { 1834103a8feaSLen Brown FILE *fp; 1835c98d5d94SLen Brown int cpu_num; 1836103a8feaSLen Brown int retval; 1837103a8feaSLen Brown 183857a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1839103a8feaSLen Brown 1840103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1841b2c95d90SJosh Triplett if (retval != 0) 1842b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1843103a8feaSLen Brown 1844c98d5d94SLen Brown while (1) { 1845c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1846103a8feaSLen Brown if (retval != 1) 1847103a8feaSLen Brown break; 1848103a8feaSLen Brown 1849c98d5d94SLen Brown retval = func(cpu_num); 1850c98d5d94SLen Brown if (retval) { 1851c98d5d94SLen Brown fclose(fp); 1852c98d5d94SLen Brown return(retval); 1853c98d5d94SLen Brown } 1854103a8feaSLen Brown } 1855103a8feaSLen Brown fclose(fp); 1856c98d5d94SLen Brown return 0; 1857103a8feaSLen Brown } 1858103a8feaSLen Brown 1859103a8feaSLen Brown void re_initialize(void) 1860103a8feaSLen Brown { 1861c98d5d94SLen Brown free_all_buffers(); 1862c98d5d94SLen Brown setup_all_buffers(); 1863c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1864103a8feaSLen Brown } 1865103a8feaSLen Brown 1866c98d5d94SLen Brown 1867103a8feaSLen Brown /* 1868c98d5d94SLen Brown * count_cpus() 1869c98d5d94SLen Brown * remember the last one seen, it will be the max 1870103a8feaSLen Brown */ 1871c98d5d94SLen Brown int count_cpus(int cpu) 1872103a8feaSLen Brown { 1873c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1874c98d5d94SLen Brown topo.max_cpu_num = cpu; 1875103a8feaSLen Brown 1876c98d5d94SLen Brown topo.num_cpus += 1; 1877c98d5d94SLen Brown return 0; 1878103a8feaSLen Brown } 1879c98d5d94SLen Brown int mark_cpu_present(int cpu) 1880c98d5d94SLen Brown { 1881c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 188215aaa346SLen Brown return 0; 1883103a8feaSLen Brown } 1884103a8feaSLen Brown 1885562a2d37SLen Brown /* 1886562a2d37SLen Brown * snapshot_proc_interrupts() 1887562a2d37SLen Brown * 1888562a2d37SLen Brown * read and record summary of /proc/interrupts 1889562a2d37SLen Brown * 1890562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 1891562a2d37SLen Brown */ 1892562a2d37SLen Brown int snapshot_proc_interrupts(void) 1893562a2d37SLen Brown { 1894562a2d37SLen Brown static FILE *fp; 1895562a2d37SLen Brown int column, retval; 1896562a2d37SLen Brown 1897562a2d37SLen Brown if (fp == NULL) 1898562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 1899562a2d37SLen Brown else 1900562a2d37SLen Brown rewind(fp); 1901562a2d37SLen Brown 1902562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 1903562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 1904562a2d37SLen Brown int cpu_number; 1905562a2d37SLen Brown 1906562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 1907562a2d37SLen Brown if (retval != 1) 1908562a2d37SLen Brown break; 1909562a2d37SLen Brown 1910562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 1911562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 1912562a2d37SLen Brown return 1; 1913562a2d37SLen Brown } 1914562a2d37SLen Brown 1915562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 1916562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 1917562a2d37SLen Brown } 1918562a2d37SLen Brown 1919562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 1920562a2d37SLen Brown while (1) { 1921562a2d37SLen Brown int column; 1922562a2d37SLen Brown char buf[64]; 1923562a2d37SLen Brown 1924562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 1925562a2d37SLen Brown if (retval != 1) 1926562a2d37SLen Brown break; 1927562a2d37SLen Brown 1928562a2d37SLen Brown /* read the count per cpu */ 1929562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 1930562a2d37SLen Brown 1931562a2d37SLen Brown int cpu_number, irq_count; 1932562a2d37SLen Brown 1933562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 1934562a2d37SLen Brown if (retval != 1) 1935562a2d37SLen Brown break; 1936562a2d37SLen Brown 1937562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 1938562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 1939562a2d37SLen Brown 1940562a2d37SLen Brown } 1941562a2d37SLen Brown 1942562a2d37SLen Brown while (getc(fp) != '\n') 1943562a2d37SLen Brown ; /* flush interrupt description */ 1944562a2d37SLen Brown 1945562a2d37SLen Brown } 1946562a2d37SLen Brown return 0; 1947562a2d37SLen Brown } 194827d47356SLen Brown /* 1949fdf676e5SLen Brown * snapshot_gfx_rc6_ms() 1950fdf676e5SLen Brown * 1951fdf676e5SLen Brown * record snapshot of 1952fdf676e5SLen Brown * /sys/class/drm/card0/power/rc6_residency_ms 1953fdf676e5SLen Brown * 1954fdf676e5SLen Brown * return 1 if config change requires a restart, else return 0 1955fdf676e5SLen Brown */ 1956fdf676e5SLen Brown int snapshot_gfx_rc6_ms(void) 1957fdf676e5SLen Brown { 1958fdf676e5SLen Brown FILE *fp; 1959fdf676e5SLen Brown int retval; 1960fdf676e5SLen Brown 1961fdf676e5SLen Brown fp = fopen_or_die("/sys/class/drm/card0/power/rc6_residency_ms", "r"); 1962fdf676e5SLen Brown 1963fdf676e5SLen Brown retval = fscanf(fp, "%lld", &gfx_cur_rc6_ms); 1964fdf676e5SLen Brown if (retval != 1) 1965fdf676e5SLen Brown err(1, "GFX rc6"); 1966fdf676e5SLen Brown 1967fdf676e5SLen Brown fclose(fp); 1968fdf676e5SLen Brown 1969fdf676e5SLen Brown return 0; 1970fdf676e5SLen Brown } 1971fdf676e5SLen Brown /* 197227d47356SLen Brown * snapshot_gfx_mhz() 197327d47356SLen Brown * 197427d47356SLen Brown * record snapshot of 197527d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 197627d47356SLen Brown * 197727d47356SLen Brown * return 1 if config change requires a restart, else return 0 197827d47356SLen Brown */ 197927d47356SLen Brown int snapshot_gfx_mhz(void) 198027d47356SLen Brown { 198127d47356SLen Brown static FILE *fp; 198227d47356SLen Brown int retval; 198327d47356SLen Brown 198427d47356SLen Brown if (fp == NULL) 198527d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 198627d47356SLen Brown else 198727d47356SLen Brown rewind(fp); 198827d47356SLen Brown 198927d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 199027d47356SLen Brown if (retval != 1) 199127d47356SLen Brown err(1, "GFX MHz"); 199227d47356SLen Brown 199327d47356SLen Brown return 0; 199427d47356SLen Brown } 1995562a2d37SLen Brown 1996562a2d37SLen Brown /* 1997562a2d37SLen Brown * snapshot /proc and /sys files 1998562a2d37SLen Brown * 1999562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 2000562a2d37SLen Brown */ 2001562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 2002562a2d37SLen Brown { 2003562a2d37SLen Brown if (snapshot_proc_interrupts()) 2004562a2d37SLen Brown return 1; 2005562a2d37SLen Brown 2006fdf676e5SLen Brown if (do_gfx_rc6_ms) 2007fdf676e5SLen Brown snapshot_gfx_rc6_ms(); 2008fdf676e5SLen Brown 200927d47356SLen Brown if (do_gfx_mhz) 201027d47356SLen Brown snapshot_gfx_mhz(); 201127d47356SLen Brown 2012562a2d37SLen Brown return 0; 2013562a2d37SLen Brown } 2014562a2d37SLen Brown 2015103a8feaSLen Brown void turbostat_loop() 2016103a8feaSLen Brown { 2017c98d5d94SLen Brown int retval; 2018e52966c0SLen Brown int restarted = 0; 2019c98d5d94SLen Brown 2020103a8feaSLen Brown restart: 2021e52966c0SLen Brown restarted++; 2022e52966c0SLen Brown 2023562a2d37SLen Brown snapshot_proc_sysfs_files(); 2024c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2025d91bb17cSLen Brown if (retval < -1) { 2026d91bb17cSLen Brown exit(retval); 2027d91bb17cSLen Brown } else if (retval == -1) { 2028e52966c0SLen Brown if (restarted > 1) { 2029e52966c0SLen Brown exit(retval); 2030e52966c0SLen Brown } 2031c98d5d94SLen Brown re_initialize(); 2032c98d5d94SLen Brown goto restart; 2033c98d5d94SLen Brown } 2034e52966c0SLen Brown restarted = 0; 2035103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2036103a8feaSLen Brown 2037103a8feaSLen Brown while (1) { 2038c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 2039103a8feaSLen Brown re_initialize(); 2040103a8feaSLen Brown goto restart; 2041103a8feaSLen Brown } 20422a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2043562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2044562a2d37SLen Brown goto restart; 2045c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 2046d91bb17cSLen Brown if (retval < -1) { 2047d91bb17cSLen Brown exit(retval); 2048d91bb17cSLen Brown } else if (retval == -1) { 204915aaa346SLen Brown re_initialize(); 205015aaa346SLen Brown goto restart; 205115aaa346SLen Brown } 2052103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 2053103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 2054ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) { 2055ba3dec99SLen Brown re_initialize(); 2056ba3dec99SLen Brown goto restart; 2057ba3dec99SLen Brown } 2058c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 2059c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 2060b7d8c148SLen Brown flush_output_stdout(); 20612a0609c0SLen Brown nanosleep(&interval_ts, NULL); 2062562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 2063562a2d37SLen Brown goto restart; 2064c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 2065d91bb17cSLen Brown if (retval < -1) { 2066d91bb17cSLen Brown exit(retval); 2067d91bb17cSLen Brown } else if (retval == -1) { 2068103a8feaSLen Brown re_initialize(); 2069103a8feaSLen Brown goto restart; 2070103a8feaSLen Brown } 2071103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 2072103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 2073ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS)) { 2074ba3dec99SLen Brown re_initialize(); 2075ba3dec99SLen Brown goto restart; 2076ba3dec99SLen Brown } 2077c98d5d94SLen Brown compute_average(ODD_COUNTERS); 2078c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 2079b7d8c148SLen Brown flush_output_stdout(); 2080103a8feaSLen Brown } 2081103a8feaSLen Brown } 2082103a8feaSLen Brown 2083103a8feaSLen Brown void check_dev_msr() 2084103a8feaSLen Brown { 2085103a8feaSLen Brown struct stat sb; 20867ce7d5deSPrarit Bhargava char pathname[32]; 2087103a8feaSLen Brown 20887ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 20897ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 2090a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 2091d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 2092103a8feaSLen Brown } 2093103a8feaSLen Brown 209498481e79SLen Brown void check_permissions() 2095103a8feaSLen Brown { 209698481e79SLen Brown struct __user_cap_header_struct cap_header_data; 209798481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 209898481e79SLen Brown struct __user_cap_data_struct cap_data_data; 209998481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 210098481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 210198481e79SLen Brown int do_exit = 0; 21027ce7d5deSPrarit Bhargava char pathname[32]; 210398481e79SLen Brown 210498481e79SLen Brown /* check for CAP_SYS_RAWIO */ 210598481e79SLen Brown cap_header->pid = getpid(); 210698481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 210798481e79SLen Brown if (capget(cap_header, cap_data) < 0) 210898481e79SLen Brown err(-6, "capget(2) failed"); 210998481e79SLen Brown 211098481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 211198481e79SLen Brown do_exit++; 211298481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 211398481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 211498481e79SLen Brown } 211598481e79SLen Brown 211698481e79SLen Brown /* test file permissions */ 21177ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 21187ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 211998481e79SLen Brown do_exit++; 212098481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 212198481e79SLen Brown } 212298481e79SLen Brown 212398481e79SLen Brown /* if all else fails, thell them to be root */ 212498481e79SLen Brown if (do_exit) 2125b2c95d90SJosh Triplett if (getuid() != 0) 2126d7899447SLen Brown warnx("... or simply run as root"); 212798481e79SLen Brown 212898481e79SLen Brown if (do_exit) 212998481e79SLen Brown exit(-6); 2130103a8feaSLen Brown } 2131103a8feaSLen Brown 2132d7899447SLen Brown /* 2133d7899447SLen Brown * NHM adds support for additional MSRs: 2134d7899447SLen Brown * 2135d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 2136d7899447SLen Brown * 2137ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 2138d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 2139d7899447SLen Brown * 2140d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 2141d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 2142d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 2143d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 2144d7899447SLen Brown * 2145ee7e38e3SLen Brown * Side effect: 2146ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 2147d7899447SLen Brown */ 2148ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 2149103a8feaSLen Brown { 2150ee7e38e3SLen Brown unsigned long long msr; 215121ed5574SLen Brown unsigned int base_ratio; 2152ee7e38e3SLen Brown int *pkg_cstate_limits; 2153ee7e38e3SLen Brown 2154103a8feaSLen Brown if (!genuine_intel) 2155103a8feaSLen Brown return 0; 2156103a8feaSLen Brown 2157103a8feaSLen Brown if (family != 6) 2158103a8feaSLen Brown return 0; 2159103a8feaSLen Brown 216021ed5574SLen Brown bclk = discover_bclk(family, model); 216121ed5574SLen Brown 2162103a8feaSLen Brown switch (model) { 2163103a8feaSLen Brown case 0x1A: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 2164103a8feaSLen Brown case 0x1E: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 2165103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 2166103a8feaSLen Brown case 0x25: /* Westmere Client - Clarkdale, Arrandale */ 2167103a8feaSLen Brown case 0x2C: /* Westmere EP - Gulftown */ 2168ee7e38e3SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 2169ee7e38e3SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 2170ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 2171ee7e38e3SLen Brown break; 2172103a8feaSLen Brown case 0x2A: /* SNB */ 2173103a8feaSLen Brown case 0x2D: /* SNB Xeon */ 2174553575f1SLen Brown case 0x3A: /* IVB */ 21751300651bSLen Brown case 0x3E: /* IVB Xeon */ 2176ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 2177ee7e38e3SLen Brown break; 217870b43400SLen Brown case 0x3C: /* HSW */ 2179e6f9bb3cSLen Brown case 0x3F: /* HSX */ 218070b43400SLen Brown case 0x45: /* HSW */ 2181149c2319SLen Brown case 0x46: /* HSW */ 21824e8e863fSLen Brown case 0x3D: /* BDW */ 218348a0631cSLen Brown case 0x47: /* BDW */ 21844e8e863fSLen Brown case 0x4F: /* BDX */ 21854e8e863fSLen Brown case 0x56: /* BDX-DE */ 21860b2bb692SLen Brown case 0x4E: /* SKL */ 21870b2bb692SLen Brown case 0x5E: /* SKL */ 2188cdc57272SLen Brown case 0x8E: /* KBL */ 2189cdc57272SLen Brown case 0x9E: /* KBL */ 2190ec53e594SLen Brown case 0x55: /* SKX */ 2191ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 2192ee7e38e3SLen Brown break; 2193ee7e38e3SLen Brown case 0x37: /* BYT */ 2194ee7e38e3SLen Brown case 0x4D: /* AVN */ 2195ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 2196ee7e38e3SLen Brown break; 2197ee7e38e3SLen Brown case 0x4C: /* AMT */ 2198ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 2199ee7e38e3SLen Brown break; 2200ee7e38e3SLen Brown case 0x57: /* PHI */ 2201ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 2202ee7e38e3SLen Brown break; 2203e4085d54SLen Brown case 0x5C: /* BXT */ 2204e4085d54SLen Brown pkg_cstate_limits = bxt_pkg_cstate_limits; 2205e4085d54SLen Brown break; 2206103a8feaSLen Brown default: 2207103a8feaSLen Brown return 0; 2208103a8feaSLen Brown } 22097ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 2210e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 2211ee7e38e3SLen Brown 2212ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 221321ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 221421ed5574SLen Brown 221521ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 221621ed5574SLen Brown has_base_hz = 1; 2217ee7e38e3SLen Brown return 1; 2218103a8feaSLen Brown } 2219d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 2220d7899447SLen Brown { 2221d7899447SLen Brown switch (model) { 2222d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 2223d7899447SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 2224d7899447SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 2225cbf97abaSHubert Chrzaniuk case 0x57: /* PHI - Knights Landing (different MSR definition) */ 2226d7899447SLen Brown return 0; 2227d7899447SLen Brown default: 2228d7899447SLen Brown return 1; 2229d7899447SLen Brown } 2230d7899447SLen Brown } 22316574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 22326574a5d5SLen Brown { 22336574a5d5SLen Brown if (!genuine_intel) 22346574a5d5SLen Brown return 0; 22356574a5d5SLen Brown 22366574a5d5SLen Brown if (family != 6) 22376574a5d5SLen Brown return 0; 22386574a5d5SLen Brown 22396574a5d5SLen Brown switch (model) { 22406574a5d5SLen Brown case 0x3E: /* IVB Xeon */ 2241fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 22426574a5d5SLen Brown return 1; 22436574a5d5SLen Brown default: 22446574a5d5SLen Brown return 0; 22456574a5d5SLen Brown } 22466574a5d5SLen Brown } 2247fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 2248fcd17211SLen Brown { 2249fcd17211SLen Brown if (!genuine_intel) 2250fcd17211SLen Brown return 0; 2251fcd17211SLen Brown 2252fcd17211SLen Brown if (family != 6) 2253fcd17211SLen Brown return 0; 2254fcd17211SLen Brown 2255fcd17211SLen Brown switch (model) { 2256fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 2257fcd17211SLen Brown return 1; 2258fcd17211SLen Brown default: 2259fcd17211SLen Brown return 0; 2260fcd17211SLen Brown } 2261fcd17211SLen Brown } 2262fcd17211SLen Brown 2263fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 2264fb5d4327SDasaratharaman Chandramouli { 2265fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2266fb5d4327SDasaratharaman Chandramouli return 0; 2267fb5d4327SDasaratharaman Chandramouli 2268fb5d4327SDasaratharaman Chandramouli if (family != 6) 2269fb5d4327SDasaratharaman Chandramouli return 0; 2270fb5d4327SDasaratharaman Chandramouli 2271fb5d4327SDasaratharaman Chandramouli switch (model) { 2272fb5d4327SDasaratharaman Chandramouli case 0x57: /* Knights Landing */ 2273fb5d4327SDasaratharaman Chandramouli return 1; 2274fb5d4327SDasaratharaman Chandramouli default: 2275fb5d4327SDasaratharaman Chandramouli return 0; 2276fb5d4327SDasaratharaman Chandramouli } 2277fb5d4327SDasaratharaman Chandramouli } 22786fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 22796fb3143bSLen Brown { 22806fb3143bSLen Brown if (!genuine_intel) 22816fb3143bSLen Brown return 0; 22826fb3143bSLen Brown 22836fb3143bSLen Brown if (family != 6) 22846fb3143bSLen Brown return 0; 22856fb3143bSLen Brown 22866fb3143bSLen Brown switch (model) { 22876fb3143bSLen Brown case 0x3A: /* IVB */ 22886fb3143bSLen Brown case 0x3C: /* HSW */ 22896fb3143bSLen Brown case 0x3F: /* HSX */ 22906fb3143bSLen Brown case 0x45: /* HSW */ 22916fb3143bSLen Brown case 0x46: /* HSW */ 22926fb3143bSLen Brown case 0x3D: /* BDW */ 22936fb3143bSLen Brown case 0x47: /* BDW */ 22946fb3143bSLen Brown case 0x4F: /* BDX */ 22956fb3143bSLen Brown case 0x56: /* BDX-DE */ 22966fb3143bSLen Brown case 0x4E: /* SKL */ 22976fb3143bSLen Brown case 0x5E: /* SKL */ 2298cdc57272SLen Brown case 0x8E: /* KBL */ 2299cdc57272SLen Brown case 0x9E: /* KBL */ 2300ec53e594SLen Brown case 0x55: /* SKX */ 23016fb3143bSLen Brown 23026fb3143bSLen Brown case 0x57: /* Knights Landing */ 23036fb3143bSLen Brown return 1; 23046fb3143bSLen Brown default: 23056fb3143bSLen Brown return 0; 23066fb3143bSLen Brown } 23076fb3143bSLen Brown } 23086fb3143bSLen Brown 2309fcd17211SLen Brown static void 23101b69317dSColin Ian King dump_cstate_pstate_config_info(unsigned int family, unsigned int model) 2311fcd17211SLen Brown { 2312fcd17211SLen Brown if (!do_nhm_platform_info) 2313fcd17211SLen Brown return; 2314fcd17211SLen Brown 2315fcd17211SLen Brown dump_nhm_platform_info(); 2316fcd17211SLen Brown 2317fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 2318fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 2319fcd17211SLen Brown 2320fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 2321fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 2322fcd17211SLen Brown 2323fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 2324fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 2325fcd17211SLen Brown 2326fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 2327fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 2328fb5d4327SDasaratharaman Chandramouli 23296fb3143bSLen Brown if (has_config_tdp(family, model)) 23306fb3143bSLen Brown dump_config_tdp(); 23316fb3143bSLen Brown 2332fcd17211SLen Brown dump_nhm_cst_cfg(); 2333fcd17211SLen Brown } 2334fcd17211SLen Brown 23356574a5d5SLen Brown 2336889facbeSLen Brown /* 2337889facbeSLen Brown * print_epb() 2338889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2339889facbeSLen Brown */ 2340889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2341889facbeSLen Brown { 2342889facbeSLen Brown unsigned long long msr; 2343889facbeSLen Brown char *epb_string; 2344889facbeSLen Brown int cpu; 2345889facbeSLen Brown 2346889facbeSLen Brown if (!has_epb) 2347889facbeSLen Brown return 0; 2348889facbeSLen Brown 2349889facbeSLen Brown cpu = t->cpu_id; 2350889facbeSLen Brown 2351889facbeSLen Brown /* EPB is per-package */ 2352889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2353889facbeSLen Brown return 0; 2354889facbeSLen Brown 2355889facbeSLen Brown if (cpu_migrate(cpu)) { 2356b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2357889facbeSLen Brown return -1; 2358889facbeSLen Brown } 2359889facbeSLen Brown 2360889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2361889facbeSLen Brown return 0; 2362889facbeSLen Brown 2363e9be7dd6SLen Brown switch (msr & 0xF) { 2364889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2365889facbeSLen Brown epb_string = "performance"; 2366889facbeSLen Brown break; 2367889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2368889facbeSLen Brown epb_string = "balanced"; 2369889facbeSLen Brown break; 2370889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2371889facbeSLen Brown epb_string = "powersave"; 2372889facbeSLen Brown break; 2373889facbeSLen Brown default: 2374889facbeSLen Brown epb_string = "custom"; 2375889facbeSLen Brown break; 2376889facbeSLen Brown } 2377b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2378889facbeSLen Brown 2379889facbeSLen Brown return 0; 2380889facbeSLen Brown } 23817f5c258eSLen Brown /* 23827f5c258eSLen Brown * print_hwp() 23837f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 23847f5c258eSLen Brown */ 23857f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 23867f5c258eSLen Brown { 23877f5c258eSLen Brown unsigned long long msr; 23887f5c258eSLen Brown int cpu; 23897f5c258eSLen Brown 23907f5c258eSLen Brown if (!has_hwp) 23917f5c258eSLen Brown return 0; 23927f5c258eSLen Brown 23937f5c258eSLen Brown cpu = t->cpu_id; 23947f5c258eSLen Brown 23957f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 23967f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 23977f5c258eSLen Brown return 0; 23987f5c258eSLen Brown 23997f5c258eSLen Brown if (cpu_migrate(cpu)) { 2400b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 24017f5c258eSLen Brown return -1; 24027f5c258eSLen Brown } 24037f5c258eSLen Brown 24047f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 24057f5c258eSLen Brown return 0; 24067f5c258eSLen Brown 2407b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 24087f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 24097f5c258eSLen Brown 24107f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 24117f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 24127f5c258eSLen Brown return 0; 24137f5c258eSLen Brown 24147f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 24157f5c258eSLen Brown return 0; 24167f5c258eSLen Brown 2417b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 24187f5c258eSLen Brown "(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n", 24197f5c258eSLen Brown cpu, msr, 24207f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 24217f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 24227f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 24237f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 24247f5c258eSLen Brown 24257f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 24267f5c258eSLen Brown return 0; 24277f5c258eSLen Brown 2428b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 24297f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n", 24307f5c258eSLen Brown cpu, msr, 24317f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 24327f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 24337f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 24347f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 24357f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 24367f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 24377f5c258eSLen Brown 24387f5c258eSLen Brown if (has_hwp_pkg) { 24397f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 24407f5c258eSLen Brown return 0; 24417f5c258eSLen Brown 2442b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 24437f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n", 24447f5c258eSLen Brown cpu, msr, 24457f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 24467f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 24477f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 24487f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 24497f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 24507f5c258eSLen Brown } 24517f5c258eSLen Brown if (has_hwp_notify) { 24527f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 24537f5c258eSLen Brown return 0; 24547f5c258eSLen Brown 2455b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 24567f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 24577f5c258eSLen Brown cpu, msr, 24587f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 24597f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 24607f5c258eSLen Brown } 24617f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 24627f5c258eSLen Brown return 0; 24637f5c258eSLen Brown 2464b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 24657f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 24667f5c258eSLen Brown cpu, msr, 24677f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 24687f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 2469889facbeSLen Brown 2470889facbeSLen Brown return 0; 2471889facbeSLen Brown } 2472889facbeSLen Brown 24733a9a941dSLen Brown /* 24743a9a941dSLen Brown * print_perf_limit() 24753a9a941dSLen Brown */ 24763a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 24773a9a941dSLen Brown { 24783a9a941dSLen Brown unsigned long long msr; 24793a9a941dSLen Brown int cpu; 24803a9a941dSLen Brown 24813a9a941dSLen Brown cpu = t->cpu_id; 24823a9a941dSLen Brown 24833a9a941dSLen Brown /* per-package */ 24843a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 24853a9a941dSLen Brown return 0; 24863a9a941dSLen Brown 24873a9a941dSLen Brown if (cpu_migrate(cpu)) { 2488b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 24893a9a941dSLen Brown return -1; 24903a9a941dSLen Brown } 24913a9a941dSLen Brown 24923a9a941dSLen Brown if (do_core_perf_limit_reasons) { 24933a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 2494b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2495b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 2496e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 24973a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 2498e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 2499e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 2500e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 2501e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 2502e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 2503e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 2504e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 2505e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 2506e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 2507e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 2508e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 2509e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 2510b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 2511e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 25123a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 2513e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 2514e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 2515e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 2516e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 2517e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 2518e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 2519e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 2520e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 2521e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 2522e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 2523e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 2524e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 25253a9a941dSLen Brown 25263a9a941dSLen Brown } 25273a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 25283a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 2529b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2530b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 25313a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 25323a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 25333a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 25343a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 25353a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 25363a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 25373a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 25383a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2539b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 25403a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 25413a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 25423a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 25433a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 25443a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 25453a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 25463a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 25473a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 25483a9a941dSLen Brown } 25493a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 25503a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 2551b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2552b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 25533a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 25543a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 25553a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 25563a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 25573a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 25583a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2559b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 25603a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 25613a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 25623a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 25633a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 25643a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 25653a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 25663a9a941dSLen Brown } 25673a9a941dSLen Brown return 0; 25683a9a941dSLen Brown } 25693a9a941dSLen Brown 2570889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 2571889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 2572889facbeSLen Brown 25731b69317dSColin Ian King double get_tdp(unsigned int model) 2574144b44b1SLen Brown { 2575144b44b1SLen Brown unsigned long long msr; 2576144b44b1SLen Brown 2577144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 25787ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 2579144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 2580144b44b1SLen Brown 2581144b44b1SLen Brown switch (model) { 2582144b44b1SLen Brown case 0x37: 2583144b44b1SLen Brown case 0x4D: 2584144b44b1SLen Brown return 30.0; 2585144b44b1SLen Brown default: 2586144b44b1SLen Brown return 135.0; 2587144b44b1SLen Brown } 2588144b44b1SLen Brown } 2589144b44b1SLen Brown 259040ee8e3bSAndrey Semin /* 259140ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 259240ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 259340ee8e3bSAndrey Semin */ 259440ee8e3bSAndrey Semin static double 259540ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 259640ee8e3bSAndrey Semin { 259740ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 259840ee8e3bSAndrey Semin 259940ee8e3bSAndrey Semin switch (model) { 260040ee8e3bSAndrey Semin case 0x3F: /* HSX */ 260140ee8e3bSAndrey Semin case 0x4F: /* BDX */ 260240ee8e3bSAndrey Semin case 0x56: /* BDX-DE */ 2603fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 260440ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 260540ee8e3bSAndrey Semin default: 260640ee8e3bSAndrey Semin return (rapl_energy_units); 260740ee8e3bSAndrey Semin } 260840ee8e3bSAndrey Semin } 260940ee8e3bSAndrey Semin 2610144b44b1SLen Brown 2611889facbeSLen Brown /* 2612889facbeSLen Brown * rapl_probe() 2613889facbeSLen Brown * 2614144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 2615889facbeSLen Brown */ 2616889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2617889facbeSLen Brown { 2618889facbeSLen Brown unsigned long long msr; 2619144b44b1SLen Brown unsigned int time_unit; 2620889facbeSLen Brown double tdp; 2621889facbeSLen Brown 2622889facbeSLen Brown if (!genuine_intel) 2623889facbeSLen Brown return; 2624889facbeSLen Brown 2625889facbeSLen Brown if (family != 6) 2626889facbeSLen Brown return; 2627889facbeSLen Brown 2628889facbeSLen Brown switch (model) { 2629889facbeSLen Brown case 0x2A: 2630889facbeSLen Brown case 0x3A: 263170b43400SLen Brown case 0x3C: /* HSW */ 263270b43400SLen Brown case 0x45: /* HSW */ 2633149c2319SLen Brown case 0x46: /* HSW */ 26344e8e863fSLen Brown case 0x3D: /* BDW */ 263548a0631cSLen Brown case 0x47: /* BDW */ 2636144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2637889facbeSLen Brown break; 2638e4085d54SLen Brown case 0x5C: /* BXT */ 2639e4085d54SLen Brown do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; 2640e4085d54SLen Brown break; 26410b2bb692SLen Brown case 0x4E: /* SKL */ 26420b2bb692SLen Brown case 0x5E: /* SKL */ 2643cdc57272SLen Brown case 0x8E: /* KBL */ 2644cdc57272SLen Brown case 0x9E: /* KBL */ 26450b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 26460b2bb692SLen Brown break; 2647e6f9bb3cSLen Brown case 0x3F: /* HSX */ 26484e8e863fSLen Brown case 0x4F: /* BDX */ 26494e8e863fSLen Brown case 0x56: /* BDX-DE */ 2650ec53e594SLen Brown case 0x55: /* SKX */ 2651fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 26520b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2653e6f9bb3cSLen Brown break; 2654889facbeSLen Brown case 0x2D: 2655889facbeSLen Brown case 0x3E: 26560b2bb692SLen 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; 2657144b44b1SLen Brown break; 2658144b44b1SLen Brown case 0x37: /* BYT */ 2659144b44b1SLen Brown case 0x4D: /* AVN */ 2660144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES ; 2661889facbeSLen Brown break; 2662889facbeSLen Brown default: 2663889facbeSLen Brown return; 2664889facbeSLen Brown } 2665889facbeSLen Brown 2666889facbeSLen Brown /* units on package 0, verify later other packages match */ 26677ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 2668889facbeSLen Brown return; 2669889facbeSLen Brown 2670889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2671144b44b1SLen Brown if (model == 0x37) 2672144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2673144b44b1SLen Brown else 2674889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2675889facbeSLen Brown 267640ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 267740ee8e3bSAndrey Semin 2678144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2679144b44b1SLen Brown if (time_unit == 0) 2680144b44b1SLen Brown time_unit = 0xA; 2681889facbeSLen Brown 2682144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2683144b44b1SLen Brown 2684144b44b1SLen Brown tdp = get_tdp(model); 2685889facbeSLen Brown 2686889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2687d8af6f5fSLen Brown if (debug) 2688b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2689889facbeSLen Brown 2690889facbeSLen Brown return; 2691889facbeSLen Brown } 2692889facbeSLen Brown 26931b69317dSColin Ian King void perf_limit_reasons_probe(unsigned int family, unsigned int model) 26943a9a941dSLen Brown { 26953a9a941dSLen Brown if (!genuine_intel) 26963a9a941dSLen Brown return; 26973a9a941dSLen Brown 26983a9a941dSLen Brown if (family != 6) 26993a9a941dSLen Brown return; 27003a9a941dSLen Brown 27013a9a941dSLen Brown switch (model) { 27023a9a941dSLen Brown case 0x3C: /* HSW */ 27033a9a941dSLen Brown case 0x45: /* HSW */ 27043a9a941dSLen Brown case 0x46: /* HSW */ 27053a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 27063a9a941dSLen Brown case 0x3F: /* HSX */ 27073a9a941dSLen Brown do_core_perf_limit_reasons = 1; 27083a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 27093a9a941dSLen Brown default: 27103a9a941dSLen Brown return; 27113a9a941dSLen Brown } 27123a9a941dSLen Brown } 27133a9a941dSLen Brown 2714889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2715889facbeSLen Brown { 2716889facbeSLen Brown unsigned long long msr; 2717889facbeSLen Brown unsigned int dts; 2718889facbeSLen Brown int cpu; 2719889facbeSLen Brown 2720889facbeSLen Brown if (!(do_dts || do_ptm)) 2721889facbeSLen Brown return 0; 2722889facbeSLen Brown 2723889facbeSLen Brown cpu = t->cpu_id; 2724889facbeSLen Brown 2725889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2726889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2727889facbeSLen Brown return 0; 2728889facbeSLen Brown 2729889facbeSLen Brown if (cpu_migrate(cpu)) { 2730b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2731889facbeSLen Brown return -1; 2732889facbeSLen Brown } 2733889facbeSLen Brown 2734889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2735889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2736889facbeSLen Brown return 0; 2737889facbeSLen Brown 2738889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2739b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2740889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2741889facbeSLen Brown 2742889facbeSLen Brown #ifdef THERM_DEBUG 2743889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2744889facbeSLen Brown return 0; 2745889facbeSLen Brown 2746889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2747889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2748b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2749889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2750889facbeSLen Brown #endif 2751889facbeSLen Brown } 2752889facbeSLen Brown 2753889facbeSLen Brown 2754889facbeSLen Brown if (do_dts) { 2755889facbeSLen Brown unsigned int resolution; 2756889facbeSLen Brown 2757889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2758889facbeSLen Brown return 0; 2759889facbeSLen Brown 2760889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2761889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2762b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2763889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2764889facbeSLen Brown 2765889facbeSLen Brown #ifdef THERM_DEBUG 2766889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2767889facbeSLen Brown return 0; 2768889facbeSLen Brown 2769889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2770889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2771b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2772889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2773889facbeSLen Brown #endif 2774889facbeSLen Brown } 2775889facbeSLen Brown 2776889facbeSLen Brown return 0; 2777889facbeSLen Brown } 2778889facbeSLen Brown 2779889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2780889facbeSLen Brown { 2781b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2782889facbeSLen Brown cpu, label, 2783889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2784889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2785889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2786889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2787889facbeSLen Brown 2788889facbeSLen Brown return; 2789889facbeSLen Brown } 2790889facbeSLen Brown 2791889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2792889facbeSLen Brown { 2793889facbeSLen Brown unsigned long long msr; 2794889facbeSLen Brown int cpu; 2795889facbeSLen Brown 2796889facbeSLen Brown if (!do_rapl) 2797889facbeSLen Brown return 0; 2798889facbeSLen Brown 2799889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2800889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2801889facbeSLen Brown return 0; 2802889facbeSLen Brown 2803889facbeSLen Brown cpu = t->cpu_id; 2804889facbeSLen Brown if (cpu_migrate(cpu)) { 2805b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2806889facbeSLen Brown return -1; 2807889facbeSLen Brown } 2808889facbeSLen Brown 2809889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2810889facbeSLen Brown return -1; 2811889facbeSLen Brown 2812d8af6f5fSLen Brown if (debug) { 2813b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2814889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2815144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2816889facbeSLen Brown } 2817144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2818144b44b1SLen Brown 2819889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2820889facbeSLen Brown return -5; 2821889facbeSLen Brown 2822889facbeSLen Brown 2823b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2824889facbeSLen Brown cpu, msr, 2825889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2826889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2827889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2828889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2829889facbeSLen Brown 2830144b44b1SLen Brown } 2831144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2832144b44b1SLen Brown 2833889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2834889facbeSLen Brown return -9; 2835889facbeSLen Brown 2836b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2837889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2838889facbeSLen Brown 2839889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2840b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2841889facbeSLen Brown cpu, 2842889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2843889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2844889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2845889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2846889facbeSLen Brown } 2847889facbeSLen Brown 28480b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2849889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2850889facbeSLen Brown return -6; 2851889facbeSLen Brown 2852b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2853889facbeSLen Brown cpu, msr, 2854889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2855889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2856889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2857889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 28580b2bb692SLen Brown } 28590b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2860889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2861889facbeSLen Brown return -9; 2862b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2863889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2864889facbeSLen Brown 2865889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2866889facbeSLen Brown } 2867144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2868d8af6f5fSLen Brown if (debug) { 2869889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2870889facbeSLen Brown return -7; 2871889facbeSLen Brown 2872b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2873144b44b1SLen Brown } 2874144b44b1SLen Brown } 2875144b44b1SLen Brown if (do_rapl & RAPL_CORES) { 2876d8af6f5fSLen Brown if (debug) { 2877889facbeSLen Brown 2878889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2879889facbeSLen Brown return -9; 2880b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2881889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2882889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2883889facbeSLen Brown } 2884889facbeSLen Brown } 2885889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2886d8af6f5fSLen Brown if (debug) { 2887889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2888889facbeSLen Brown return -8; 2889889facbeSLen Brown 2890b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2891889facbeSLen Brown 2892889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2893889facbeSLen Brown return -9; 2894b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2895889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2896889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2897889facbeSLen Brown } 2898889facbeSLen Brown } 2899889facbeSLen Brown return 0; 2900889facbeSLen Brown } 2901889facbeSLen Brown 2902d7899447SLen Brown /* 2903d7899447SLen Brown * SNB adds support for additional MSRs: 2904d7899447SLen Brown * 2905d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2906d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2907d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2908d7899447SLen Brown */ 2909103a8feaSLen Brown 2910d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2911103a8feaSLen Brown { 2912103a8feaSLen Brown if (!genuine_intel) 2913103a8feaSLen Brown return 0; 2914103a8feaSLen Brown 2915103a8feaSLen Brown switch (model) { 2916103a8feaSLen Brown case 0x2A: 2917103a8feaSLen Brown case 0x2D: 2918650a37f3SLen Brown case 0x3A: /* IVB */ 29191300651bSLen Brown case 0x3E: /* IVB Xeon */ 292070b43400SLen Brown case 0x3C: /* HSW */ 292170b43400SLen Brown case 0x3F: /* HSW */ 292270b43400SLen Brown case 0x45: /* HSW */ 2923149c2319SLen Brown case 0x46: /* HSW */ 29244e8e863fSLen Brown case 0x3D: /* BDW */ 292548a0631cSLen Brown case 0x47: /* BDW */ 29264e8e863fSLen Brown case 0x4F: /* BDX */ 29274e8e863fSLen Brown case 0x56: /* BDX-DE */ 29280b2bb692SLen Brown case 0x4E: /* SKL */ 29290b2bb692SLen Brown case 0x5E: /* SKL */ 2930cdc57272SLen Brown case 0x8E: /* KBL */ 2931cdc57272SLen Brown case 0x9E: /* KBL */ 2932ec53e594SLen Brown case 0x55: /* SKX */ 2933e4085d54SLen Brown case 0x5C: /* BXT */ 2934103a8feaSLen Brown return 1; 2935103a8feaSLen Brown } 2936103a8feaSLen Brown return 0; 2937103a8feaSLen Brown } 2938103a8feaSLen Brown 2939d7899447SLen Brown /* 2940d7899447SLen Brown * HSW adds support for additional MSRs: 2941d7899447SLen Brown * 2942d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2943d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2944d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 29455a63426eSLen Brown * 29465a63426eSLen Brown * MSR_PKGC8_IRTL 0x00000633 29475a63426eSLen Brown * MSR_PKGC9_IRTL 0x00000634 29485a63426eSLen Brown * MSR_PKGC10_IRTL 0x00000635 29495a63426eSLen Brown * 2950d7899447SLen Brown */ 2951d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2952ca58710fSKristen Carlson Accardi { 2953ca58710fSKristen Carlson Accardi if (!genuine_intel) 2954ca58710fSKristen Carlson Accardi return 0; 2955ca58710fSKristen Carlson Accardi 2956ca58710fSKristen Carlson Accardi switch (model) { 29574e8e863fSLen Brown case 0x45: /* HSW */ 29584e8e863fSLen Brown case 0x3D: /* BDW */ 29590b2bb692SLen Brown case 0x4E: /* SKL */ 29600b2bb692SLen Brown case 0x5E: /* SKL */ 2961cdc57272SLen Brown case 0x8E: /* KBL */ 2962cdc57272SLen Brown case 0x9E: /* KBL */ 2963e4085d54SLen Brown case 0x5C: /* BXT */ 2964ca58710fSKristen Carlson Accardi return 1; 2965ca58710fSKristen Carlson Accardi } 2966ca58710fSKristen Carlson Accardi return 0; 2967ca58710fSKristen Carlson Accardi } 2968ca58710fSKristen Carlson Accardi 29690b2bb692SLen Brown /* 29700b2bb692SLen Brown * SKL adds support for additional MSRS: 29710b2bb692SLen Brown * 29720b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 29730b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 29740b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 29750b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 29760b2bb692SLen Brown */ 29770b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 29780b2bb692SLen Brown { 29790b2bb692SLen Brown if (!genuine_intel) 29800b2bb692SLen Brown return 0; 29810b2bb692SLen Brown 29820b2bb692SLen Brown switch (model) { 29830b2bb692SLen Brown case 0x4E: /* SKL */ 29840b2bb692SLen Brown case 0x5E: /* SKL */ 2985cdc57272SLen Brown case 0x8E: /* KBL */ 2986cdc57272SLen Brown case 0x9E: /* KBL */ 29870b2bb692SLen Brown return 1; 29880b2bb692SLen Brown } 29890b2bb692SLen Brown return 0; 29900b2bb692SLen Brown } 29910b2bb692SLen Brown 29920b2bb692SLen Brown 2993ca58710fSKristen Carlson Accardi 2994144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 2995144b44b1SLen Brown { 2996144b44b1SLen Brown if (!genuine_intel) 2997144b44b1SLen Brown return 0; 2998144b44b1SLen Brown switch (model) { 2999144b44b1SLen Brown case 0x37: /* BYT */ 3000144b44b1SLen Brown case 0x4D: /* AVN */ 3001144b44b1SLen Brown return 1; 3002144b44b1SLen Brown } 3003144b44b1SLen Brown return 0; 3004144b44b1SLen Brown } 3005144b44b1SLen Brown 3006fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 3007fb5d4327SDasaratharaman Chandramouli { 3008fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 3009fb5d4327SDasaratharaman Chandramouli return 0; 3010fb5d4327SDasaratharaman Chandramouli switch (model) { 3011fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 3012fb5d4327SDasaratharaman Chandramouli return 1; 3013fb5d4327SDasaratharaman Chandramouli } 3014fb5d4327SDasaratharaman Chandramouli return 0; 3015fb5d4327SDasaratharaman Chandramouli } 3016fb5d4327SDasaratharaman Chandramouli 3017b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 3018b2b34dfeSHubert Chrzaniuk { 3019b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 3020b2b34dfeSHubert Chrzaniuk return 1024; 3021b2b34dfeSHubert Chrzaniuk return 1; 3022b2b34dfeSHubert Chrzaniuk } 3023b2b34dfeSHubert Chrzaniuk 3024144b44b1SLen Brown #define SLM_BCLK_FREQS 5 3025144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 3026144b44b1SLen Brown 3027144b44b1SLen Brown double slm_bclk(void) 3028144b44b1SLen Brown { 3029144b44b1SLen Brown unsigned long long msr = 3; 3030144b44b1SLen Brown unsigned int i; 3031144b44b1SLen Brown double freq; 3032144b44b1SLen Brown 30337ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 3034b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 3035144b44b1SLen Brown 3036144b44b1SLen Brown i = msr & 0xf; 3037144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 3038b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 3039144b44b1SLen Brown msr = 3; 3040144b44b1SLen Brown } 3041144b44b1SLen Brown freq = slm_freq_table[i]; 3042144b44b1SLen Brown 3043b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 3044144b44b1SLen Brown 3045144b44b1SLen Brown return freq; 3046144b44b1SLen Brown } 3047144b44b1SLen Brown 3048103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 3049103a8feaSLen Brown { 3050121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 3051103a8feaSLen Brown return 100.00; 3052144b44b1SLen Brown else if (is_slm(family, model)) 3053144b44b1SLen Brown return slm_bclk(); 3054103a8feaSLen Brown else 3055103a8feaSLen Brown return 133.33; 3056103a8feaSLen Brown } 3057103a8feaSLen Brown 3058889facbeSLen Brown /* 3059889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 3060889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 3061889facbeSLen Brown * This is usually equal to tjMax. 3062889facbeSLen Brown * 3063889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 3064889facbeSLen Brown * but also allow cmdline over-ride with -T. 3065889facbeSLen Brown * 3066889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 3067889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 3068889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 3069889facbeSLen Brown */ 3070889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 3071889facbeSLen Brown { 3072889facbeSLen Brown unsigned long long msr; 3073889facbeSLen Brown unsigned int target_c_local; 3074889facbeSLen Brown int cpu; 3075889facbeSLen Brown 3076889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 3077889facbeSLen Brown if (!(do_dts || do_ptm)) 3078889facbeSLen Brown return 0; 3079889facbeSLen Brown 3080889facbeSLen Brown /* this is a per-package concept */ 3081889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 3082889facbeSLen Brown return 0; 3083889facbeSLen Brown 3084889facbeSLen Brown cpu = t->cpu_id; 3085889facbeSLen Brown if (cpu_migrate(cpu)) { 3086b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 3087889facbeSLen Brown return -1; 3088889facbeSLen Brown } 3089889facbeSLen Brown 3090889facbeSLen Brown if (tcc_activation_temp_override != 0) { 3091889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 3092b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 3093889facbeSLen Brown cpu, tcc_activation_temp); 3094889facbeSLen Brown return 0; 3095889facbeSLen Brown } 3096889facbeSLen Brown 3097889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 3098d7899447SLen Brown if (!do_nhm_platform_info) 3099889facbeSLen Brown goto guess; 3100889facbeSLen Brown 31017ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 3102889facbeSLen Brown goto guess; 3103889facbeSLen Brown 31043482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 3105889facbeSLen Brown 3106d8af6f5fSLen Brown if (debug) 3107b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 3108889facbeSLen Brown cpu, msr, target_c_local); 3109889facbeSLen Brown 31103482124aSJean Delvare if (!target_c_local) 3111889facbeSLen Brown goto guess; 3112889facbeSLen Brown 3113889facbeSLen Brown tcc_activation_temp = target_c_local; 3114889facbeSLen Brown 3115889facbeSLen Brown return 0; 3116889facbeSLen Brown 3117889facbeSLen Brown guess: 3118889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 3119b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 3120889facbeSLen Brown cpu, tcc_activation_temp); 3121889facbeSLen Brown 3122889facbeSLen Brown return 0; 3123889facbeSLen Brown } 312469807a63SLen Brown 3125aa8d8cc7SLen Brown void decode_feature_control_msr(void) 3126aa8d8cc7SLen Brown { 3127aa8d8cc7SLen Brown unsigned long long msr; 3128aa8d8cc7SLen Brown 3129aa8d8cc7SLen Brown if (!get_msr(base_cpu, MSR_IA32_FEATURE_CONTROL, &msr)) 3130aa8d8cc7SLen Brown fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n", 3131aa8d8cc7SLen Brown base_cpu, msr, 3132aa8d8cc7SLen Brown msr & FEATURE_CONTROL_LOCKED ? "" : "UN-", 3133aa8d8cc7SLen Brown msr & (1 << 18) ? "SGX" : ""); 3134aa8d8cc7SLen Brown } 3135aa8d8cc7SLen Brown 313669807a63SLen Brown void decode_misc_enable_msr(void) 313769807a63SLen Brown { 313869807a63SLen Brown unsigned long long msr; 313969807a63SLen Brown 314069807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 3141b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%s %s %s)\n", 314269807a63SLen Brown base_cpu, msr, 314369807a63SLen Brown msr & (1 << 3) ? "TCC" : "", 314469807a63SLen Brown msr & (1 << 16) ? "EIST" : "", 314569807a63SLen Brown msr & (1 << 18) ? "MONITOR" : ""); 314669807a63SLen Brown } 314769807a63SLen Brown 3148f0057310SLen Brown /* 3149f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 3150f0057310SLen Brown * 3151f0057310SLen Brown * Decode the bits according to the Nehalem documentation 3152f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 3153f0057310SLen Brown * bit[1] less so... 3154f0057310SLen Brown */ 3155f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 3156f0057310SLen Brown { 3157f0057310SLen Brown unsigned long long msr; 3158f0057310SLen Brown 3159f0057310SLen Brown if (!do_nhm_platform_info) 3160f0057310SLen Brown return; 3161f0057310SLen Brown 3162f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 3163b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB)\n", 3164f0057310SLen Brown base_cpu, msr, 3165f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 3166f0057310SLen Brown msr & (1 << 1) ? "EN" : "DIS"); 3167f0057310SLen Brown } 31687f5c258eSLen Brown 3169fcd17211SLen Brown void process_cpuid() 3170103a8feaSLen Brown { 317161a87ba7SLen Brown unsigned int eax, ebx, ecx, edx, max_level, max_extended_level; 3172103a8feaSLen Brown unsigned int fms, family, model, stepping; 3173103a8feaSLen Brown 3174103a8feaSLen Brown eax = ebx = ecx = edx = 0; 3175103a8feaSLen Brown 31765aea2f7fSLen Brown __cpuid(0, max_level, ebx, ecx, edx); 3177103a8feaSLen Brown 3178103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 3179103a8feaSLen Brown genuine_intel = 1; 3180103a8feaSLen Brown 3181d8af6f5fSLen Brown if (debug) 3182b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 3183103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 3184103a8feaSLen Brown 31855aea2f7fSLen Brown __cpuid(1, fms, ebx, ecx, edx); 3186103a8feaSLen Brown family = (fms >> 8) & 0xf; 3187103a8feaSLen Brown model = (fms >> 4) & 0xf; 3188103a8feaSLen Brown stepping = fms & 0xf; 3189103a8feaSLen Brown if (family == 6 || family == 0xf) 3190103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 3191103a8feaSLen Brown 319269807a63SLen Brown if (debug) { 3193b7d8c148SLen Brown fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 3194103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 3195aa8d8cc7SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s\n", 319669807a63SLen Brown ecx & (1 << 0) ? "SSE3" : "-", 319769807a63SLen Brown ecx & (1 << 3) ? "MONITOR" : "-", 3198aa8d8cc7SLen Brown ecx & (1 << 6) ? "SMX" : "-", 319969807a63SLen Brown ecx & (1 << 7) ? "EIST" : "-", 320069807a63SLen Brown ecx & (1 << 8) ? "TM2" : "-", 320169807a63SLen Brown edx & (1 << 4) ? "TSC" : "-", 320269807a63SLen Brown edx & (1 << 5) ? "MSR" : "-", 320369807a63SLen Brown edx & (1 << 22) ? "ACPI-TM" : "-", 320469807a63SLen Brown edx & (1 << 29) ? "TM" : "-"); 320569807a63SLen Brown } 3206103a8feaSLen Brown 3207b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 3208b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 3209103a8feaSLen Brown 3210103a8feaSLen Brown /* 3211103a8feaSLen Brown * check max extended function levels of CPUID. 3212103a8feaSLen Brown * This is needed to check for invariant TSC. 3213103a8feaSLen Brown * This check is valid for both Intel and AMD. 3214103a8feaSLen Brown */ 3215103a8feaSLen Brown ebx = ecx = edx = 0; 32165aea2f7fSLen Brown __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); 3217103a8feaSLen Brown 321861a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 3219103a8feaSLen Brown 3220103a8feaSLen Brown /* 3221103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 3222103a8feaSLen Brown * this check is valid for both Intel and AMD 3223103a8feaSLen Brown */ 32245aea2f7fSLen Brown __cpuid(0x80000007, eax, ebx, ecx, edx); 32258209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 3226d7899447SLen Brown } 3227103a8feaSLen Brown 3228103a8feaSLen Brown /* 3229103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 3230103a8feaSLen Brown * this check is valid for both Intel and AMD 3231103a8feaSLen Brown */ 3232103a8feaSLen Brown 32335aea2f7fSLen Brown __cpuid(0x6, eax, ebx, ecx, edx); 32348209e054SThomas Renninger has_aperf = ecx & (1 << 0); 3235889facbeSLen Brown do_dts = eax & (1 << 0); 3236889facbeSLen Brown do_ptm = eax & (1 << 6); 32377f5c258eSLen Brown has_hwp = eax & (1 << 7); 32387f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 32397f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 32407f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 32417f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 3242889facbeSLen Brown has_epb = ecx & (1 << 3); 3243889facbeSLen Brown 3244d8af6f5fSLen Brown if (debug) 3245b7d8c148SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sHWP, " 32467f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 32477f5c258eSLen Brown has_aperf ? "" : "No-", 32487f5c258eSLen Brown do_dts ? "" : "No-", 32497f5c258eSLen Brown do_ptm ? "" : "No-", 32507f5c258eSLen Brown has_hwp ? "" : "No-", 32517f5c258eSLen Brown has_hwp_notify ? "" : "No-", 32527f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 32537f5c258eSLen Brown has_hwp_epp ? "" : "No-", 32547f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 32557f5c258eSLen Brown has_epb ? "" : "No-"); 3256103a8feaSLen Brown 325769807a63SLen Brown if (debug) 325869807a63SLen Brown decode_misc_enable_msr(); 325969807a63SLen Brown 32608ae72255SLen Brown if (max_level >= 0x7 && debug) { 3261aa8d8cc7SLen Brown int has_sgx; 3262aa8d8cc7SLen Brown 3263aa8d8cc7SLen Brown ecx = 0; 3264aa8d8cc7SLen Brown 3265aa8d8cc7SLen Brown __cpuid_count(0x7, 0, eax, ebx, ecx, edx); 3266aa8d8cc7SLen Brown 3267aa8d8cc7SLen Brown has_sgx = ebx & (1 << 2); 3268aa8d8cc7SLen Brown fprintf(outf, "CPUID(7): %sSGX\n", has_sgx ? "" : "No-"); 3269aa8d8cc7SLen Brown 3270aa8d8cc7SLen Brown if (has_sgx) 3271aa8d8cc7SLen Brown decode_feature_control_msr(); 3272aa8d8cc7SLen Brown } 3273aa8d8cc7SLen Brown 327461a87ba7SLen Brown if (max_level >= 0x15) { 32758a5bdf41SLen Brown unsigned int eax_crystal; 32768a5bdf41SLen Brown unsigned int ebx_tsc; 32778a5bdf41SLen Brown 32788a5bdf41SLen Brown /* 32798a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 32808a5bdf41SLen Brown */ 32818a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 32825aea2f7fSLen Brown __cpuid(0x15, eax_crystal, ebx_tsc, crystal_hz, edx); 32838a5bdf41SLen Brown 32848a5bdf41SLen Brown if (ebx_tsc != 0) { 32858a5bdf41SLen Brown 32868a5bdf41SLen Brown if (debug && (ebx != 0)) 3287b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 32888a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 32898a5bdf41SLen Brown 32908a5bdf41SLen Brown if (crystal_hz == 0) 32918a5bdf41SLen Brown switch(model) { 32928a5bdf41SLen Brown case 0x4E: /* SKL */ 32938a5bdf41SLen Brown case 0x5E: /* SKL */ 3294cdc57272SLen Brown case 0x8E: /* KBL */ 3295cdc57272SLen Brown case 0x9E: /* KBL */ 3296e8efbc80SLen Brown crystal_hz = 24000000; /* 24.0 MHz */ 3297e8efbc80SLen Brown break; 3298ec53e594SLen Brown case 0x55: /* SKX */ 3299ec53e594SLen Brown crystal_hz = 25000000; /* 25.0 MHz */ 3300ec53e594SLen Brown break; 3301e8efbc80SLen Brown case 0x5C: /* BXT */ 3302e8efbc80SLen Brown crystal_hz = 19200000; /* 19.2 MHz */ 33038a5bdf41SLen Brown break; 33048a5bdf41SLen Brown default: 33058a5bdf41SLen Brown crystal_hz = 0; 33068a5bdf41SLen Brown } 33078a5bdf41SLen Brown 33088a5bdf41SLen Brown if (crystal_hz) { 33098a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 33108a5bdf41SLen Brown if (debug) 3311b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 33128a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 33138a5bdf41SLen Brown } 33148a5bdf41SLen Brown } 33158a5bdf41SLen Brown } 331661a87ba7SLen Brown if (max_level >= 0x16) { 331761a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 331861a87ba7SLen Brown 331961a87ba7SLen Brown /* 332061a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 332161a87ba7SLen Brown */ 332261a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 332361a87ba7SLen Brown 33245aea2f7fSLen Brown __cpuid(0x16, base_mhz, max_mhz, bus_mhz, edx); 332561a87ba7SLen Brown if (debug) 3326b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 332761a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 332861a87ba7SLen Brown } 33298a5bdf41SLen Brown 3330b2b34dfeSHubert Chrzaniuk if (has_aperf) 3331b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 3332b2b34dfeSHubert Chrzaniuk 3333ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 3334d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 33355a63426eSLen Brown do_irtl_snb = has_snb_msrs(family, model); 3336ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 3337ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 3338ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 3339ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 3340d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 33415a63426eSLen Brown do_irtl_hsw = has_hsw_msrs(family, model); 33420b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 3343144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 3344fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 3345103a8feaSLen Brown 3346f0057310SLen Brown if (debug) 3347f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 3348f0057310SLen Brown 3349889facbeSLen Brown rapl_probe(family, model); 33503a9a941dSLen Brown perf_limit_reasons_probe(family, model); 3351889facbeSLen Brown 3352fcd17211SLen Brown if (debug) 33531b69317dSColin Ian King dump_cstate_pstate_config_info(family, model); 3354fcd17211SLen Brown 3355a2b7b749SLen Brown if (has_skl_msrs(family, model)) 3356a2b7b749SLen Brown calculate_tsc_tweak(); 3357a2b7b749SLen Brown 3358fdf676e5SLen Brown do_gfx_rc6_ms = !access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK); 3359fdf676e5SLen Brown 336027d47356SLen Brown do_gfx_mhz = !access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK); 336127d47356SLen Brown 3362889facbeSLen Brown return; 3363103a8feaSLen Brown } 3364103a8feaSLen Brown 3365d8af6f5fSLen Brown void help() 3366103a8feaSLen Brown { 3367b7d8c148SLen Brown fprintf(outf, 3368d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 3369d8af6f5fSLen Brown "\n" 3370d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 3371d8af6f5fSLen Brown "when COMMAND completes.\n" 3372d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 3373d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 3374d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 3375d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 3376d8af6f5fSLen Brown "--help print this help message\n" 3377d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 3378d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 3379b7d8c148SLen Brown "--out file create or truncate \"file\" for all output\n" 3380d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 3381d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 3382d8af6f5fSLen Brown "--version print version information\n" 3383d8af6f5fSLen Brown "\n" 3384d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 3385103a8feaSLen Brown } 3386103a8feaSLen Brown 3387103a8feaSLen Brown 3388103a8feaSLen Brown /* 3389103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 3390103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 3391103a8feaSLen Brown */ 3392103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 3393103a8feaSLen Brown { 3394103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 3395103a8feaSLen Brown return 1; 3396103a8feaSLen Brown else 3397103a8feaSLen Brown return 0; 3398103a8feaSLen Brown } 3399103a8feaSLen Brown 3400103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 3401103a8feaSLen Brown { 3402103a8feaSLen Brown return 0; 3403103a8feaSLen Brown } 3404103a8feaSLen Brown 3405c98d5d94SLen Brown void topology_probe() 3406c98d5d94SLen Brown { 3407c98d5d94SLen Brown int i; 3408c98d5d94SLen Brown int max_core_id = 0; 3409c98d5d94SLen Brown int max_package_id = 0; 3410c98d5d94SLen Brown int max_siblings = 0; 3411c98d5d94SLen Brown struct cpu_topology { 3412c98d5d94SLen Brown int core_id; 3413c98d5d94SLen Brown int physical_package_id; 3414c98d5d94SLen Brown } *cpus; 3415c98d5d94SLen Brown 3416c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 3417c98d5d94SLen Brown topo.num_cpus = 0; 3418c98d5d94SLen Brown topo.max_cpu_num = 0; 3419c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 3420c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 3421c98d5d94SLen Brown show_cpu = 1; 3422c98d5d94SLen Brown 3423d8af6f5fSLen Brown if (debug > 1) 3424b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 3425c98d5d94SLen Brown 3426c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 3427b2c95d90SJosh Triplett if (cpus == NULL) 3428b2c95d90SJosh Triplett err(1, "calloc cpus"); 3429c98d5d94SLen Brown 3430c98d5d94SLen Brown /* 3431c98d5d94SLen Brown * Allocate and initialize cpu_present_set 3432c98d5d94SLen Brown */ 3433c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3434b2c95d90SJosh Triplett if (cpu_present_set == NULL) 3435b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3436c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3437c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 3438c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 3439c98d5d94SLen Brown 3440c98d5d94SLen Brown /* 3441c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 3442c98d5d94SLen Brown */ 3443c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3444b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 3445b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3446c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3447c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 3448c98d5d94SLen Brown 3449c98d5d94SLen Brown 3450c98d5d94SLen Brown /* 3451c98d5d94SLen Brown * For online cpus 3452c98d5d94SLen Brown * find max_core_id, max_package_id 3453c98d5d94SLen Brown */ 3454c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 3455c98d5d94SLen Brown int siblings; 3456c98d5d94SLen Brown 3457c98d5d94SLen Brown if (cpu_is_not_present(i)) { 3458d8af6f5fSLen Brown if (debug > 1) 3459b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 3460c98d5d94SLen Brown continue; 3461c98d5d94SLen Brown } 3462c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 3463c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 3464c98d5d94SLen Brown max_core_id = cpus[i].core_id; 3465c98d5d94SLen Brown 3466c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 3467c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 3468c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 3469c98d5d94SLen Brown 3470c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 3471c98d5d94SLen Brown if (siblings > max_siblings) 3472c98d5d94SLen Brown max_siblings = siblings; 3473d8af6f5fSLen Brown if (debug > 1) 3474b7d8c148SLen Brown fprintf(outf, "cpu %d pkg %d core %d\n", 3475c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 3476c98d5d94SLen Brown } 3477c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 3478d8af6f5fSLen Brown if (debug > 1) 3479b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 3480c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 34811cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 3482c98d5d94SLen Brown show_core = 1; 3483c98d5d94SLen Brown 3484c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 3485d8af6f5fSLen Brown if (debug > 1) 3486b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 3487c98d5d94SLen Brown max_package_id, topo.num_packages); 34881cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 3489c98d5d94SLen Brown show_pkg = 1; 3490c98d5d94SLen Brown 3491c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 3492d8af6f5fSLen Brown if (debug > 1) 3493b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 3494c98d5d94SLen Brown 3495c98d5d94SLen Brown free(cpus); 3496c98d5d94SLen Brown } 3497c98d5d94SLen Brown 3498c98d5d94SLen Brown void 3499c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 3500c98d5d94SLen Brown { 3501c98d5d94SLen Brown int i; 3502c98d5d94SLen Brown 3503c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 3504c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 3505c98d5d94SLen Brown if (*t == NULL) 3506c98d5d94SLen Brown goto error; 3507c98d5d94SLen Brown 3508c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 3509c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 3510c98d5d94SLen Brown (*t)[i].cpu_id = -1; 3511c98d5d94SLen Brown 3512c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 3513c98d5d94SLen Brown sizeof(struct core_data)); 3514c98d5d94SLen Brown if (*c == NULL) 3515c98d5d94SLen Brown goto error; 3516c98d5d94SLen Brown 3517c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 3518c98d5d94SLen Brown (*c)[i].core_id = -1; 3519c98d5d94SLen Brown 3520c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 3521c98d5d94SLen Brown if (*p == NULL) 3522c98d5d94SLen Brown goto error; 3523c98d5d94SLen Brown 3524c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 3525c98d5d94SLen Brown (*p)[i].package_id = i; 3526c98d5d94SLen Brown 3527c98d5d94SLen Brown return; 3528c98d5d94SLen Brown error: 3529b2c95d90SJosh Triplett err(1, "calloc counters"); 3530c98d5d94SLen Brown } 3531c98d5d94SLen Brown /* 3532c98d5d94SLen Brown * init_counter() 3533c98d5d94SLen Brown * 3534c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 3535c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 3536c98d5d94SLen Brown * 3537c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 3538c98d5d94SLen Brown */ 3539c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 3540c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 3541c98d5d94SLen Brown int pkg_num, int cpu_id) 3542c98d5d94SLen Brown { 3543c98d5d94SLen Brown struct thread_data *t; 3544c98d5d94SLen Brown struct core_data *c; 3545c98d5d94SLen Brown struct pkg_data *p; 3546c98d5d94SLen Brown 3547c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 3548c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 3549c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 3550c98d5d94SLen Brown 3551c98d5d94SLen Brown t->cpu_id = cpu_id; 3552c98d5d94SLen Brown if (thread_num == 0) { 3553c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 3554c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 3555c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 3556c98d5d94SLen Brown } 3557c98d5d94SLen Brown 3558c98d5d94SLen Brown c->core_id = core_num; 3559c98d5d94SLen Brown p->package_id = pkg_num; 3560c98d5d94SLen Brown } 3561c98d5d94SLen Brown 3562c98d5d94SLen Brown 3563c98d5d94SLen Brown int initialize_counters(int cpu_id) 3564c98d5d94SLen Brown { 3565c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 3566c98d5d94SLen Brown 3567c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 3568c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 3569e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 3570e275b388SDasaratharaman Chandramouli if (!my_thread_id) 3571c98d5d94SLen Brown topo.num_cores++; 3572c98d5d94SLen Brown 3573c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3574c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3575c98d5d94SLen Brown return 0; 3576c98d5d94SLen Brown } 3577c98d5d94SLen Brown 3578c98d5d94SLen Brown void allocate_output_buffer() 3579c98d5d94SLen Brown { 35803b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 3581c98d5d94SLen Brown outp = output_buffer; 3582b2c95d90SJosh Triplett if (outp == NULL) 3583b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 3584c98d5d94SLen Brown } 358536229897SLen Brown void allocate_fd_percpu(void) 358636229897SLen Brown { 3587*01a67adfSMika Westerberg fd_percpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 358836229897SLen Brown if (fd_percpu == NULL) 358936229897SLen Brown err(-1, "calloc fd_percpu"); 359036229897SLen Brown } 3591562a2d37SLen Brown void allocate_irq_buffers(void) 3592562a2d37SLen Brown { 3593562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 3594562a2d37SLen Brown if (irq_column_2_cpu == NULL) 3595562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 3596c98d5d94SLen Brown 3597*01a67adfSMika Westerberg irqs_per_cpu = calloc(topo.max_cpu_num + 1, sizeof(int)); 3598562a2d37SLen Brown if (irqs_per_cpu == NULL) 3599*01a67adfSMika Westerberg err(-1, "calloc %d", topo.max_cpu_num + 1); 3600562a2d37SLen Brown } 3601c98d5d94SLen Brown void setup_all_buffers(void) 3602c98d5d94SLen Brown { 3603c98d5d94SLen Brown topology_probe(); 3604562a2d37SLen Brown allocate_irq_buffers(); 360536229897SLen Brown allocate_fd_percpu(); 3606c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 3607c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 3608c98d5d94SLen Brown allocate_output_buffer(); 3609c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 3610c98d5d94SLen Brown } 36113b4d5c7fSAndy Shevchenko 36127ce7d5deSPrarit Bhargava void set_base_cpu(void) 36137ce7d5deSPrarit Bhargava { 36147ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 36157ce7d5deSPrarit Bhargava if (base_cpu < 0) 36167ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 36177ce7d5deSPrarit Bhargava 36187ce7d5deSPrarit Bhargava if (debug > 1) 3619b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 36207ce7d5deSPrarit Bhargava } 36217ce7d5deSPrarit Bhargava 3622103a8feaSLen Brown void turbostat_init() 3623103a8feaSLen Brown { 36247ce7d5deSPrarit Bhargava setup_all_buffers(); 36257ce7d5deSPrarit Bhargava set_base_cpu(); 3626103a8feaSLen Brown check_dev_msr(); 362798481e79SLen Brown check_permissions(); 3628fcd17211SLen Brown process_cpuid(); 3629103a8feaSLen Brown 3630103a8feaSLen Brown 3631d8af6f5fSLen Brown if (debug) 36327f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 36337f5c258eSLen Brown 36347f5c258eSLen Brown if (debug) 3635889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 3636889facbeSLen Brown 3637d8af6f5fSLen Brown if (debug) 36383a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 36393a9a941dSLen Brown 3640d8af6f5fSLen Brown if (debug) 3641889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 3642889facbeSLen Brown 3643889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 3644889facbeSLen Brown 3645d8af6f5fSLen Brown if (debug) 3646889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 36475a63426eSLen Brown 36485a63426eSLen Brown if (debug && do_irtl_snb) 36495a63426eSLen Brown print_irtl(); 3650103a8feaSLen Brown } 3651103a8feaSLen Brown 3652103a8feaSLen Brown int fork_it(char **argv) 3653103a8feaSLen Brown { 3654103a8feaSLen Brown pid_t child_pid; 3655d91bb17cSLen Brown int status; 3656d15cf7c1SLen Brown 3657d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 3658d91bb17cSLen Brown if (status) 3659d91bb17cSLen Brown exit(status); 3660d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 3661d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 3662103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3663103a8feaSLen Brown 3664103a8feaSLen Brown child_pid = fork(); 3665103a8feaSLen Brown if (!child_pid) { 3666103a8feaSLen Brown /* child */ 3667103a8feaSLen Brown execvp(argv[0], argv); 3668103a8feaSLen Brown } else { 3669103a8feaSLen Brown 3670103a8feaSLen Brown /* parent */ 3671b2c95d90SJosh Triplett if (child_pid == -1) 3672b2c95d90SJosh Triplett err(1, "fork"); 3673103a8feaSLen Brown 3674103a8feaSLen Brown signal(SIGINT, SIG_IGN); 3675103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 3676b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 3677b2c95d90SJosh Triplett err(status, "waitpid"); 3678103a8feaSLen Brown } 3679c98d5d94SLen Brown /* 3680c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 3681c98d5d94SLen Brown * because re-starting is problematic when forking 3682c98d5d94SLen Brown */ 3683c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 3684103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3685103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3686ba3dec99SLen Brown if (for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS)) 3687ba3dec99SLen Brown fprintf(outf, "%s: Counter reset detected\n", progname); 3688ba3dec99SLen Brown else { 3689c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3690c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3691ba3dec99SLen Brown } 3692103a8feaSLen Brown 3693b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 3694b7d8c148SLen Brown 3695b7d8c148SLen Brown flush_output_stderr(); 3696103a8feaSLen Brown 3697d91bb17cSLen Brown return status; 3698103a8feaSLen Brown } 3699103a8feaSLen Brown 37003b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 37013b4d5c7fSAndy Shevchenko { 37023b4d5c7fSAndy Shevchenko int status; 37033b4d5c7fSAndy Shevchenko 37043b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 37053b4d5c7fSAndy Shevchenko if (status) 37063b4d5c7fSAndy Shevchenko return status; 37073b4d5c7fSAndy Shevchenko 37083b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 37093b4d5c7fSAndy Shevchenko if (status) 37103b4d5c7fSAndy Shevchenko return status; 37113b4d5c7fSAndy Shevchenko 3712b7d8c148SLen Brown flush_output_stdout(); 37133b4d5c7fSAndy Shevchenko 37143b4d5c7fSAndy Shevchenko return status; 37153b4d5c7fSAndy Shevchenko } 37163b4d5c7fSAndy Shevchenko 3717d8af6f5fSLen Brown void print_version() { 37183d109de2SLen Brown fprintf(outf, "turbostat version 4.14 22 Apr 2016" 3719d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 3720d8af6f5fSLen Brown } 3721d8af6f5fSLen Brown 3722103a8feaSLen Brown void cmdline(int argc, char **argv) 3723103a8feaSLen Brown { 3724103a8feaSLen Brown int opt; 3725d8af6f5fSLen Brown int option_index = 0; 3726d8af6f5fSLen Brown static struct option long_options[] = { 3727d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 3728d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 3729d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 3730d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 3731d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 3732d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 3733d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 3734d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 3735d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 3736b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 3737d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 3738d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 3739d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 3740d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 3741d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 3742d8af6f5fSLen Brown {0, 0, 0, 0 } 3743d8af6f5fSLen Brown }; 3744103a8feaSLen Brown 3745103a8feaSLen Brown progname = argv[0]; 3746103a8feaSLen Brown 3747b7d8c148SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpST:v", 3748d8af6f5fSLen Brown long_options, &option_index)) != -1) { 3749103a8feaSLen Brown switch (opt) { 3750d8af6f5fSLen Brown case 'C': 3751d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 3752103a8feaSLen Brown break; 3753f9240813SLen Brown case 'c': 37548e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 37558e180f3cSLen Brown break; 3756d8af6f5fSLen Brown case 'D': 3757d8af6f5fSLen Brown dump_only++; 37588e180f3cSLen Brown break; 3759d8af6f5fSLen Brown case 'd': 3760d8af6f5fSLen Brown debug++; 37612f32edf1SLen Brown break; 3762d8af6f5fSLen Brown case 'h': 3763d8af6f5fSLen Brown default: 3764d8af6f5fSLen Brown help(); 3765d8af6f5fSLen Brown exit(1); 3766d8af6f5fSLen Brown case 'i': 37672a0609c0SLen Brown { 37682a0609c0SLen Brown double interval = strtod(optarg, NULL); 37692a0609c0SLen Brown 37702a0609c0SLen Brown if (interval < 0.001) { 3771b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 37722a0609c0SLen Brown interval); 37732a0609c0SLen Brown exit(2); 37742a0609c0SLen Brown } 37752a0609c0SLen Brown 37762a0609c0SLen Brown interval_ts.tv_sec = interval; 37772a0609c0SLen Brown interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 37782a0609c0SLen Brown } 3779889facbeSLen Brown break; 37805c56be9aSDirk Brandewie case 'J': 37815c56be9aSDirk Brandewie rapl_joules++; 37825c56be9aSDirk Brandewie break; 3783d8af6f5fSLen Brown case 'M': 3784d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 3785d8af6f5fSLen Brown break; 3786d8af6f5fSLen Brown case 'm': 3787d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 3788d8af6f5fSLen Brown break; 3789b7d8c148SLen Brown case 'o': 3790b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 3791b7d8c148SLen Brown break; 3792d8af6f5fSLen Brown case 'P': 3793d8af6f5fSLen Brown show_pkg_only++; 3794d8af6f5fSLen Brown break; 3795d8af6f5fSLen Brown case 'p': 3796d8af6f5fSLen Brown show_core_only++; 3797d8af6f5fSLen Brown break; 3798d8af6f5fSLen Brown case 'S': 3799d8af6f5fSLen Brown summary_only++; 3800d8af6f5fSLen Brown break; 3801d8af6f5fSLen Brown case 'T': 3802d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 3803d8af6f5fSLen Brown break; 3804d8af6f5fSLen Brown case 'v': 3805d8af6f5fSLen Brown print_version(); 3806d8af6f5fSLen Brown exit(0); 3807d8af6f5fSLen Brown break; 3808103a8feaSLen Brown } 3809103a8feaSLen Brown } 3810103a8feaSLen Brown } 3811103a8feaSLen Brown 3812103a8feaSLen Brown int main(int argc, char **argv) 3813103a8feaSLen Brown { 3814b7d8c148SLen Brown outf = stderr; 3815b7d8c148SLen Brown 3816103a8feaSLen Brown cmdline(argc, argv); 3817103a8feaSLen Brown 3818d8af6f5fSLen Brown if (debug) 3819d8af6f5fSLen Brown print_version(); 3820103a8feaSLen Brown 3821103a8feaSLen Brown turbostat_init(); 3822103a8feaSLen Brown 38233b4d5c7fSAndy Shevchenko /* dump counters and exit */ 38243b4d5c7fSAndy Shevchenko if (dump_only) 38253b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 38263b4d5c7fSAndy Shevchenko 3827103a8feaSLen Brown /* 3828103a8feaSLen Brown * if any params left, it must be a command to fork 3829103a8feaSLen Brown */ 3830103a8feaSLen Brown if (argc - optind) 3831103a8feaSLen Brown return fork_it(argv + optind); 3832103a8feaSLen Brown else 3833103a8feaSLen Brown turbostat_loop(); 3834103a8feaSLen Brown 3835103a8feaSLen Brown return 0; 3836103a8feaSLen Brown } 3837