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 skip_c0; 55103a8feaSLen Brown unsigned int skip_c1; 56103a8feaSLen Brown unsigned int do_nhm_cstates; 57103a8feaSLen Brown unsigned int do_snb_cstates; 58fb5d4327SDasaratharaman Chandramouli unsigned int do_knl_cstates; 59ee7e38e3SLen Brown unsigned int do_pc2; 60ee7e38e3SLen Brown unsigned int do_pc3; 61ee7e38e3SLen Brown unsigned int do_pc6; 62ee7e38e3SLen Brown unsigned int do_pc7; 63ca58710fSKristen Carlson Accardi unsigned int do_c8_c9_c10; 640b2bb692SLen Brown unsigned int do_skl_residency; 65144b44b1SLen Brown unsigned int do_slm_cstates; 66144b44b1SLen Brown unsigned int use_c1_residency_msr; 67103a8feaSLen Brown unsigned int has_aperf; 68889facbeSLen Brown unsigned int has_epb; 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; 93*27d47356SLen Brown unsigned int do_gfx_mhz; 94*27d47356SLen Brown unsigned int gfx_cur_mhz; 95889facbeSLen Brown unsigned int tcc_activation_temp; 96889facbeSLen Brown unsigned int tcc_activation_temp_override; 9740ee8e3bSAndrey Semin double rapl_power_units, rapl_time_units; 9840ee8e3bSAndrey Semin double rapl_dram_energy_units, rapl_energy_units; 99889facbeSLen Brown double rapl_joule_counter_range; 1003a9a941dSLen Brown unsigned int do_core_perf_limit_reasons; 1013a9a941dSLen Brown unsigned int do_gfx_perf_limit_reasons; 1023a9a941dSLen Brown unsigned int do_ring_perf_limit_reasons; 1038a5bdf41SLen Brown unsigned int crystal_hz; 1048a5bdf41SLen Brown unsigned long long tsc_hz; 1057ce7d5deSPrarit Bhargava int base_cpu; 10621ed5574SLen Brown double discover_bclk(unsigned int family, unsigned int model); 1077f5c258eSLen Brown unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */ 1087f5c258eSLen Brown /* IA32_HWP_REQUEST, IA32_HWP_STATUS */ 1097f5c258eSLen Brown unsigned int has_hwp_notify; /* IA32_HWP_INTERRUPT */ 1107f5c258eSLen Brown unsigned int has_hwp_activity_window; /* IA32_HWP_REQUEST[bits 41:32] */ 1117f5c258eSLen Brown unsigned int has_hwp_epp; /* IA32_HWP_REQUEST[bits 31:24] */ 1127f5c258eSLen Brown unsigned int has_hwp_pkg; /* IA32_HWP_REQUEST_PKG */ 113889facbeSLen Brown 114889facbeSLen Brown #define RAPL_PKG (1 << 0) 115e6f9bb3cSLen Brown /* 0x610 MSR_PKG_POWER_LIMIT */ 116e6f9bb3cSLen Brown /* 0x611 MSR_PKG_ENERGY_STATUS */ 117e6f9bb3cSLen Brown #define RAPL_PKG_PERF_STATUS (1 << 1) 118e6f9bb3cSLen Brown /* 0x613 MSR_PKG_PERF_STATUS */ 119e6f9bb3cSLen Brown #define RAPL_PKG_POWER_INFO (1 << 2) 120e6f9bb3cSLen Brown /* 0x614 MSR_PKG_POWER_INFO */ 121e6f9bb3cSLen Brown 122889facbeSLen Brown #define RAPL_DRAM (1 << 3) 123e6f9bb3cSLen Brown /* 0x618 MSR_DRAM_POWER_LIMIT */ 124e6f9bb3cSLen Brown /* 0x619 MSR_DRAM_ENERGY_STATUS */ 125e6f9bb3cSLen Brown #define RAPL_DRAM_PERF_STATUS (1 << 4) 126e6f9bb3cSLen Brown /* 0x61b MSR_DRAM_PERF_STATUS */ 1270b2bb692SLen Brown #define RAPL_DRAM_POWER_INFO (1 << 5) 1280b2bb692SLen Brown /* 0x61c MSR_DRAM_POWER_INFO */ 129e6f9bb3cSLen Brown 1300b2bb692SLen Brown #define RAPL_CORES (1 << 6) 131e6f9bb3cSLen Brown /* 0x638 MSR_PP0_POWER_LIMIT */ 132e6f9bb3cSLen Brown /* 0x639 MSR_PP0_ENERGY_STATUS */ 1330b2bb692SLen Brown #define RAPL_CORE_POLICY (1 << 7) 134e6f9bb3cSLen Brown /* 0x63a MSR_PP0_POLICY */ 135e6f9bb3cSLen Brown 1360b2bb692SLen Brown #define RAPL_GFX (1 << 8) 137e6f9bb3cSLen Brown /* 0x640 MSR_PP1_POWER_LIMIT */ 138e6f9bb3cSLen Brown /* 0x641 MSR_PP1_ENERGY_STATUS */ 139e6f9bb3cSLen Brown /* 0x642 MSR_PP1_POLICY */ 140889facbeSLen Brown #define TJMAX_DEFAULT 100 141889facbeSLen Brown 142889facbeSLen Brown #define MAX(a, b) ((a) > (b) ? (a) : (b)) 143103a8feaSLen Brown 144103a8feaSLen Brown int aperf_mperf_unstable; 145103a8feaSLen Brown int backwards_count; 146103a8feaSLen Brown char *progname; 147103a8feaSLen Brown 148c98d5d94SLen Brown cpu_set_t *cpu_present_set, *cpu_affinity_set; 149c98d5d94SLen Brown size_t cpu_present_setsize, cpu_affinity_setsize; 150c98d5d94SLen Brown 151c98d5d94SLen Brown struct thread_data { 152c98d5d94SLen Brown unsigned long long tsc; 153c98d5d94SLen Brown unsigned long long aperf; 154c98d5d94SLen Brown unsigned long long mperf; 155144b44b1SLen Brown unsigned long long c1; 1562f32edf1SLen Brown unsigned long long extra_msr64; 1578e180f3cSLen Brown unsigned long long extra_delta64; 1588e180f3cSLen Brown unsigned long long extra_msr32; 1598e180f3cSLen Brown unsigned long long extra_delta32; 160562a2d37SLen Brown unsigned int irq_count; 1611ed51011SLen Brown unsigned int smi_count; 162c98d5d94SLen Brown unsigned int cpu_id; 163c98d5d94SLen Brown unsigned int flags; 164c98d5d94SLen Brown #define CPU_IS_FIRST_THREAD_IN_CORE 0x2 165c98d5d94SLen Brown #define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4 166c98d5d94SLen Brown } *thread_even, *thread_odd; 167c98d5d94SLen Brown 168c98d5d94SLen Brown struct core_data { 169c98d5d94SLen Brown unsigned long long c3; 170c98d5d94SLen Brown unsigned long long c6; 171c98d5d94SLen Brown unsigned long long c7; 172889facbeSLen Brown unsigned int core_temp_c; 173c98d5d94SLen Brown unsigned int core_id; 174c98d5d94SLen Brown } *core_even, *core_odd; 175c98d5d94SLen Brown 176c98d5d94SLen Brown struct pkg_data { 177c98d5d94SLen Brown unsigned long long pc2; 178c98d5d94SLen Brown unsigned long long pc3; 179c98d5d94SLen Brown unsigned long long pc6; 180c98d5d94SLen Brown unsigned long long pc7; 181ca58710fSKristen Carlson Accardi unsigned long long pc8; 182ca58710fSKristen Carlson Accardi unsigned long long pc9; 183ca58710fSKristen Carlson Accardi unsigned long long pc10; 1840b2bb692SLen Brown unsigned long long pkg_wtd_core_c0; 1850b2bb692SLen Brown unsigned long long pkg_any_core_c0; 1860b2bb692SLen Brown unsigned long long pkg_any_gfxe_c0; 1870b2bb692SLen Brown unsigned long long pkg_both_core_gfxe_c0; 188*27d47356SLen Brown unsigned int gfx_mhz; 189c98d5d94SLen Brown unsigned int package_id; 190889facbeSLen Brown unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ 191889facbeSLen Brown unsigned int energy_dram; /* MSR_DRAM_ENERGY_STATUS */ 192889facbeSLen Brown unsigned int energy_cores; /* MSR_PP0_ENERGY_STATUS */ 193889facbeSLen Brown unsigned int energy_gfx; /* MSR_PP1_ENERGY_STATUS */ 194889facbeSLen Brown unsigned int rapl_pkg_perf_status; /* MSR_PKG_PERF_STATUS */ 195889facbeSLen Brown unsigned int rapl_dram_perf_status; /* MSR_DRAM_PERF_STATUS */ 196889facbeSLen Brown unsigned int pkg_temp_c; 197889facbeSLen Brown 198c98d5d94SLen Brown } *package_even, *package_odd; 199c98d5d94SLen Brown 200c98d5d94SLen Brown #define ODD_COUNTERS thread_odd, core_odd, package_odd 201c98d5d94SLen Brown #define EVEN_COUNTERS thread_even, core_even, package_even 202c98d5d94SLen Brown 203c98d5d94SLen Brown #define GET_THREAD(thread_base, thread_no, core_no, pkg_no) \ 204c98d5d94SLen Brown (thread_base + (pkg_no) * topo.num_cores_per_pkg * \ 205c98d5d94SLen Brown topo.num_threads_per_core + \ 206c98d5d94SLen Brown (core_no) * topo.num_threads_per_core + (thread_no)) 207c98d5d94SLen Brown #define GET_CORE(core_base, core_no, pkg_no) \ 208c98d5d94SLen Brown (core_base + (pkg_no) * topo.num_cores_per_pkg + (core_no)) 209c98d5d94SLen Brown #define GET_PKG(pkg_base, pkg_no) (pkg_base + pkg_no) 210c98d5d94SLen Brown 211c98d5d94SLen Brown struct system_summary { 212c98d5d94SLen Brown struct thread_data threads; 213c98d5d94SLen Brown struct core_data cores; 214c98d5d94SLen Brown struct pkg_data packages; 215c98d5d94SLen Brown } sum, average; 216c98d5d94SLen Brown 217c98d5d94SLen Brown 218c98d5d94SLen Brown struct topo_params { 219c98d5d94SLen Brown int num_packages; 220103a8feaSLen Brown int num_cpus; 221c98d5d94SLen Brown int num_cores; 222c98d5d94SLen Brown int max_cpu_num; 223c98d5d94SLen Brown int num_cores_per_pkg; 224c98d5d94SLen Brown int num_threads_per_core; 225c98d5d94SLen Brown } topo; 226103a8feaSLen Brown 227c98d5d94SLen Brown struct timeval tv_even, tv_odd, tv_delta; 228103a8feaSLen Brown 229562a2d37SLen Brown int *irq_column_2_cpu; /* /proc/interrupts column numbers */ 230562a2d37SLen Brown int *irqs_per_cpu; /* indexed by cpu_num */ 231562a2d37SLen Brown 232c98d5d94SLen Brown void setup_all_buffers(void); 233103a8feaSLen Brown 234c98d5d94SLen Brown int cpu_is_not_present(int cpu) 235d15cf7c1SLen Brown { 236c98d5d94SLen Brown return !CPU_ISSET_S(cpu, cpu_present_setsize, cpu_present_set); 237c98d5d94SLen Brown } 238c98d5d94SLen Brown /* 239c98d5d94SLen Brown * run func(thread, core, package) in topology order 240c98d5d94SLen Brown * skip non-present cpus 241c98d5d94SLen Brown */ 242c98d5d94SLen Brown 243c98d5d94SLen Brown int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg_data *), 244c98d5d94SLen Brown struct thread_data *thread_base, struct core_data *core_base, struct pkg_data *pkg_base) 245c98d5d94SLen Brown { 246c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 247c98d5d94SLen Brown 248c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 249c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 250c98d5d94SLen Brown for (thread_no = 0; thread_no < 251c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 252c98d5d94SLen Brown struct thread_data *t; 253c98d5d94SLen Brown struct core_data *c; 254c98d5d94SLen Brown struct pkg_data *p; 255c98d5d94SLen Brown 256c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 257c98d5d94SLen Brown 258c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 259c98d5d94SLen Brown continue; 260c98d5d94SLen Brown 261c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 262c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 263c98d5d94SLen Brown 264c98d5d94SLen Brown retval = func(t, c, p); 265c98d5d94SLen Brown if (retval) 266c98d5d94SLen Brown return retval; 267c98d5d94SLen Brown } 268c98d5d94SLen Brown } 269c98d5d94SLen Brown } 270d15cf7c1SLen Brown return 0; 271d15cf7c1SLen Brown } 272d15cf7c1SLen Brown 27388c3281fSLen Brown int cpu_migrate(int cpu) 27488c3281fSLen Brown { 275c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 276c98d5d94SLen Brown CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set); 277c98d5d94SLen Brown if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1) 27888c3281fSLen Brown return -1; 27988c3281fSLen Brown else 28088c3281fSLen Brown return 0; 28188c3281fSLen Brown } 28236229897SLen Brown int get_msr_fd(int cpu) 283103a8feaSLen Brown { 284103a8feaSLen Brown char pathname[32]; 285103a8feaSLen Brown int fd; 286103a8feaSLen Brown 28736229897SLen Brown fd = fd_percpu[cpu]; 28836229897SLen Brown 28936229897SLen Brown if (fd) 29036229897SLen Brown return fd; 29136229897SLen Brown 292103a8feaSLen Brown sprintf(pathname, "/dev/cpu/%d/msr", cpu); 293103a8feaSLen Brown fd = open(pathname, O_RDONLY); 29415aaa346SLen Brown if (fd < 0) 29598481e79SLen Brown err(-1, "%s open failed, try chown or chmod +r /dev/cpu/*/msr, or run as root", pathname); 296103a8feaSLen Brown 29736229897SLen Brown fd_percpu[cpu] = fd; 29836229897SLen Brown 29936229897SLen Brown return fd; 30036229897SLen Brown } 30136229897SLen Brown 30236229897SLen Brown int get_msr(int cpu, off_t offset, unsigned long long *msr) 30336229897SLen Brown { 30436229897SLen Brown ssize_t retval; 30536229897SLen Brown 30636229897SLen Brown retval = pread(get_msr_fd(cpu), msr, sizeof(*msr), offset); 30715aaa346SLen Brown 30898481e79SLen Brown if (retval != sizeof *msr) 30936229897SLen Brown err(-1, "msr %d offset 0x%llx read failed", cpu, (unsigned long long)offset); 31015aaa346SLen Brown 31115aaa346SLen Brown return 0; 312103a8feaSLen Brown } 313103a8feaSLen Brown 314fc04cc67SLen Brown /* 315fc04cc67SLen Brown * Example Format w/ field column widths: 316fc04cc67SLen Brown * 317*27d47356SLen 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 318562a2d37SLen Brown * 12345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678123456781234567812345678 319fc04cc67SLen Brown */ 320fc04cc67SLen Brown 321a829eb4dSLen Brown void print_header(void) 322103a8feaSLen Brown { 323103a8feaSLen Brown if (show_pkg) 324fc04cc67SLen Brown outp += sprintf(outp, " Package"); 325103a8feaSLen Brown if (show_core) 326fc04cc67SLen Brown outp += sprintf(outp, " Core"); 327103a8feaSLen Brown if (show_cpu) 328c98d5d94SLen Brown outp += sprintf(outp, " CPU"); 329103a8feaSLen Brown if (has_aperf) 330fc04cc67SLen Brown outp += sprintf(outp, " Avg_MHz"); 331d7899447SLen Brown if (has_aperf) 33275d2e44eSLen Brown outp += sprintf(outp, " Busy%%"); 333fc04cc67SLen Brown if (has_aperf) 334fc04cc67SLen Brown outp += sprintf(outp, " Bzy_MHz"); 335fc04cc67SLen Brown outp += sprintf(outp, " TSC_MHz"); 3361cc21f7bSLen Brown 3378e180f3cSLen Brown if (extra_delta_offset32) 338f9240813SLen Brown outp += sprintf(outp, " count 0x%03X", extra_delta_offset32); 3398e180f3cSLen Brown if (extra_delta_offset64) 340f9240813SLen Brown outp += sprintf(outp, " COUNT 0x%03X", extra_delta_offset64); 3412f32edf1SLen Brown if (extra_msr_offset32) 3428e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset32); 3432f32edf1SLen Brown if (extra_msr_offset64) 3448e180f3cSLen Brown outp += sprintf(outp, " MSR 0x%03X", extra_msr_offset64); 3451cc21f7bSLen Brown 3461cc21f7bSLen Brown if (!debug) 3471cc21f7bSLen Brown goto done; 3481cc21f7bSLen Brown 349562a2d37SLen Brown if (do_irq) 350562a2d37SLen Brown outp += sprintf(outp, " IRQ"); 3511cc21f7bSLen Brown if (do_smi) 3521cc21f7bSLen Brown outp += sprintf(outp, " SMI"); 3531cc21f7bSLen Brown 354103a8feaSLen Brown if (do_nhm_cstates) 355fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c1"); 356fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 357fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c3"); 358103a8feaSLen Brown if (do_nhm_cstates) 359fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c6"); 360103a8feaSLen Brown if (do_snb_cstates) 361fc04cc67SLen Brown outp += sprintf(outp, " CPU%%c7"); 362889facbeSLen Brown 363889facbeSLen Brown if (do_dts) 364fc04cc67SLen Brown outp += sprintf(outp, " CoreTmp"); 365889facbeSLen Brown if (do_ptm) 366fc04cc67SLen Brown outp += sprintf(outp, " PkgTmp"); 367889facbeSLen Brown 368*27d47356SLen Brown if (do_gfx_mhz) 369*27d47356SLen Brown outp += sprintf(outp, " GFXMHz"); 370*27d47356SLen Brown 3710b2bb692SLen Brown if (do_skl_residency) { 3720b2bb692SLen Brown outp += sprintf(outp, " Totl%%C0"); 3730b2bb692SLen Brown outp += sprintf(outp, " Any%%C0"); 3740b2bb692SLen Brown outp += sprintf(outp, " GFX%%C0"); 3750b2bb692SLen Brown outp += sprintf(outp, " CPUGFX%%"); 3760b2bb692SLen Brown } 3770b2bb692SLen Brown 378ee7e38e3SLen Brown if (do_pc2) 379fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc2"); 380ee7e38e3SLen Brown if (do_pc3) 381fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc3"); 382ee7e38e3SLen Brown if (do_pc6) 383fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc6"); 384ee7e38e3SLen Brown if (do_pc7) 385fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc7"); 386ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 387fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc8"); 388fc04cc67SLen Brown outp += sprintf(outp, " Pkg%%pc9"); 389fc04cc67SLen Brown outp += sprintf(outp, " Pk%%pc10"); 390ca58710fSKristen Carlson Accardi } 391103a8feaSLen Brown 3925c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 393889facbeSLen Brown if (do_rapl & RAPL_PKG) 394fc04cc67SLen Brown outp += sprintf(outp, " PkgWatt"); 395889facbeSLen Brown if (do_rapl & RAPL_CORES) 396fc04cc67SLen Brown outp += sprintf(outp, " CorWatt"); 397889facbeSLen Brown if (do_rapl & RAPL_GFX) 398fc04cc67SLen Brown outp += sprintf(outp, " GFXWatt"); 399889facbeSLen Brown if (do_rapl & RAPL_DRAM) 400fc04cc67SLen Brown outp += sprintf(outp, " RAMWatt"); 401889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 402889facbeSLen Brown outp += sprintf(outp, " PKG_%%"); 403889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 404889facbeSLen Brown outp += sprintf(outp, " RAM_%%"); 405d7899447SLen Brown } else if (do_rapl && rapl_joules) { 4065c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 4075c56be9aSDirk Brandewie outp += sprintf(outp, " Pkg_J"); 4085c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 4095c56be9aSDirk Brandewie outp += sprintf(outp, " Cor_J"); 4105c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 4115c56be9aSDirk Brandewie outp += sprintf(outp, " GFX_J"); 4125c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 413bd6906edSLen Brown outp += sprintf(outp, " RAM_J"); 4145c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 4155c56be9aSDirk Brandewie outp += sprintf(outp, " PKG_%%"); 4165c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 4175c56be9aSDirk Brandewie outp += sprintf(outp, " RAM_%%"); 4185c56be9aSDirk Brandewie outp += sprintf(outp, " time"); 419889facbeSLen Brown 4205c56be9aSDirk Brandewie } 4211cc21f7bSLen Brown done: 422c98d5d94SLen Brown outp += sprintf(outp, "\n"); 423103a8feaSLen Brown } 424103a8feaSLen Brown 425c98d5d94SLen Brown int dump_counters(struct thread_data *t, struct core_data *c, 426c98d5d94SLen Brown struct pkg_data *p) 427103a8feaSLen Brown { 4283b4d5c7fSAndy Shevchenko outp += sprintf(outp, "t %p, c %p, p %p\n", t, c, p); 429c98d5d94SLen Brown 430c98d5d94SLen Brown if (t) { 4313b4d5c7fSAndy Shevchenko outp += sprintf(outp, "CPU: %d flags 0x%x\n", 4323b4d5c7fSAndy Shevchenko t->cpu_id, t->flags); 4333b4d5c7fSAndy Shevchenko outp += sprintf(outp, "TSC: %016llX\n", t->tsc); 4343b4d5c7fSAndy Shevchenko outp += sprintf(outp, "aperf: %016llX\n", t->aperf); 4353b4d5c7fSAndy Shevchenko outp += sprintf(outp, "mperf: %016llX\n", t->mperf); 4363b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c1: %016llX\n", t->c1); 4373b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4388e180f3cSLen Brown extra_delta_offset32, t->extra_delta32); 4393b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4408e180f3cSLen Brown extra_delta_offset64, t->extra_delta64); 4413b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %08llX\n", 4422f32edf1SLen Brown extra_msr_offset32, t->extra_msr32); 4433b4d5c7fSAndy Shevchenko outp += sprintf(outp, "msr0x%x: %016llX\n", 4442f32edf1SLen Brown extra_msr_offset64, t->extra_msr64); 445562a2d37SLen Brown if (do_irq) 446562a2d37SLen Brown outp += sprintf(outp, "IRQ: %08X\n", t->irq_count); 4471ed51011SLen Brown if (do_smi) 4483b4d5c7fSAndy Shevchenko outp += sprintf(outp, "SMI: %08X\n", t->smi_count); 449103a8feaSLen Brown } 450103a8feaSLen Brown 451c98d5d94SLen Brown if (c) { 4523b4d5c7fSAndy Shevchenko outp += sprintf(outp, "core: %d\n", c->core_id); 4533b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c3: %016llX\n", c->c3); 4543b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c6: %016llX\n", c->c6); 4553b4d5c7fSAndy Shevchenko outp += sprintf(outp, "c7: %016llX\n", c->c7); 4563b4d5c7fSAndy Shevchenko outp += sprintf(outp, "DTS: %dC\n", c->core_temp_c); 457c98d5d94SLen Brown } 458103a8feaSLen Brown 459c98d5d94SLen Brown if (p) { 4603b4d5c7fSAndy Shevchenko outp += sprintf(outp, "package: %d\n", p->package_id); 4610b2bb692SLen Brown 4620b2bb692SLen Brown outp += sprintf(outp, "Weighted cores: %016llX\n", p->pkg_wtd_core_c0); 4630b2bb692SLen Brown outp += sprintf(outp, "Any cores: %016llX\n", p->pkg_any_core_c0); 4640b2bb692SLen Brown outp += sprintf(outp, "Any GFX: %016llX\n", p->pkg_any_gfxe_c0); 4650b2bb692SLen Brown outp += sprintf(outp, "CPU + GFX: %016llX\n", p->pkg_both_core_gfxe_c0); 4660b2bb692SLen Brown 4673b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc2: %016llX\n", p->pc2); 468ee7e38e3SLen Brown if (do_pc3) 4693b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc3: %016llX\n", p->pc3); 470ee7e38e3SLen Brown if (do_pc6) 4713b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc6: %016llX\n", p->pc6); 472ee7e38e3SLen Brown if (do_pc7) 4733b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc7: %016llX\n", p->pc7); 4743b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc8: %016llX\n", p->pc8); 4753b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc9: %016llX\n", p->pc9); 4763b4d5c7fSAndy Shevchenko outp += sprintf(outp, "pc10: %016llX\n", p->pc10); 4773b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules PKG: %0X\n", p->energy_pkg); 4783b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules COR: %0X\n", p->energy_cores); 4793b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules GFX: %0X\n", p->energy_gfx); 4803b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Joules RAM: %0X\n", p->energy_dram); 4813b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle PKG: %0X\n", 4823b4d5c7fSAndy Shevchenko p->rapl_pkg_perf_status); 4833b4d5c7fSAndy Shevchenko outp += sprintf(outp, "Throttle RAM: %0X\n", 4843b4d5c7fSAndy Shevchenko p->rapl_dram_perf_status); 4853b4d5c7fSAndy Shevchenko outp += sprintf(outp, "PTM: %dC\n", p->pkg_temp_c); 486c98d5d94SLen Brown } 4873b4d5c7fSAndy Shevchenko 4883b4d5c7fSAndy Shevchenko outp += sprintf(outp, "\n"); 4893b4d5c7fSAndy Shevchenko 490c98d5d94SLen Brown return 0; 491103a8feaSLen Brown } 492103a8feaSLen Brown 493e23da037SLen Brown /* 494e23da037SLen Brown * column formatting convention & formats 495e23da037SLen Brown */ 496c98d5d94SLen Brown int format_counters(struct thread_data *t, struct core_data *c, 497c98d5d94SLen Brown struct pkg_data *p) 498103a8feaSLen Brown { 499103a8feaSLen Brown double interval_float; 500fc04cc67SLen Brown char *fmt8; 501103a8feaSLen Brown 502c98d5d94SLen Brown /* if showing only 1st thread in core and this isn't one, bail out */ 503c98d5d94SLen Brown if (show_core_only && !(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 504c98d5d94SLen Brown return 0; 505c98d5d94SLen Brown 506c98d5d94SLen Brown /* if showing only 1st thread in pkg and this isn't one, bail out */ 507c98d5d94SLen Brown if (show_pkg_only && !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 508c98d5d94SLen Brown return 0; 509c98d5d94SLen Brown 510103a8feaSLen Brown interval_float = tv_delta.tv_sec + tv_delta.tv_usec/1000000.0; 511103a8feaSLen Brown 512c98d5d94SLen Brown /* topo columns, print blanks on 1st (average) line */ 513c98d5d94SLen Brown if (t == &average.threads) { 514103a8feaSLen Brown if (show_pkg) 515fc04cc67SLen Brown outp += sprintf(outp, " -"); 516103a8feaSLen Brown if (show_core) 517fc04cc67SLen Brown outp += sprintf(outp, " -"); 518103a8feaSLen Brown if (show_cpu) 519fc04cc67SLen Brown outp += sprintf(outp, " -"); 520103a8feaSLen Brown } else { 521c98d5d94SLen Brown if (show_pkg) { 522c98d5d94SLen Brown if (p) 523fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->package_id); 524c98d5d94SLen Brown else 525fc04cc67SLen Brown outp += sprintf(outp, " -"); 526c98d5d94SLen Brown } 527c98d5d94SLen Brown if (show_core) { 528c98d5d94SLen Brown if (c) 529fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_id); 530c98d5d94SLen Brown else 531fc04cc67SLen Brown outp += sprintf(outp, " -"); 532c98d5d94SLen Brown } 533103a8feaSLen Brown if (show_cpu) 534fc04cc67SLen Brown outp += sprintf(outp, "%8d", t->cpu_id); 535103a8feaSLen Brown } 536fc04cc67SLen Brown 537d7899447SLen Brown /* Avg_MHz */ 538fc04cc67SLen Brown if (has_aperf) 539fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 540fc04cc67SLen Brown 1.0 / units * t->aperf / interval_float); 541fc04cc67SLen Brown 54275d2e44eSLen Brown /* Busy% */ 543d7899447SLen Brown if (has_aperf) { 544103a8feaSLen Brown if (!skip_c0) 545a2b7b749SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc/tsc_tweak); 546103a8feaSLen Brown else 547fc04cc67SLen Brown outp += sprintf(outp, "********"); 548103a8feaSLen Brown } 549103a8feaSLen Brown 550d7899447SLen Brown /* Bzy_MHz */ 55121ed5574SLen Brown if (has_aperf) { 55221ed5574SLen Brown if (has_base_hz) 55321ed5574SLen Brown outp += sprintf(outp, "%8.0f", base_hz / units * t->aperf / t->mperf); 55421ed5574SLen Brown else 555fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 55621ed5574SLen Brown 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float); 55721ed5574SLen Brown } 558103a8feaSLen Brown 559d7899447SLen Brown /* TSC_MHz */ 560fc04cc67SLen Brown outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float); 561103a8feaSLen Brown 5628e180f3cSLen Brown /* delta */ 5638e180f3cSLen Brown if (extra_delta_offset32) 5648e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta32); 5658e180f3cSLen Brown 5668e180f3cSLen Brown /* DELTA */ 5678e180f3cSLen Brown if (extra_delta_offset64) 5688e180f3cSLen Brown outp += sprintf(outp, " %11llu", t->extra_delta64); 5692f32edf1SLen Brown /* msr */ 5702f32edf1SLen Brown if (extra_msr_offset32) 5718e180f3cSLen Brown outp += sprintf(outp, " 0x%08llx", t->extra_msr32); 5722f32edf1SLen Brown 573130ff304SLen Brown /* MSR */ 5742f32edf1SLen Brown if (extra_msr_offset64) 5752f32edf1SLen Brown outp += sprintf(outp, " 0x%016llx", t->extra_msr64); 576130ff304SLen Brown 5771cc21f7bSLen Brown if (!debug) 5781cc21f7bSLen Brown goto done; 5791cc21f7bSLen Brown 580562a2d37SLen Brown /* IRQ */ 581562a2d37SLen Brown if (do_irq) 582562a2d37SLen Brown outp += sprintf(outp, "%8d", t->irq_count); 583562a2d37SLen Brown 5841cc21f7bSLen Brown /* SMI */ 5851cc21f7bSLen Brown if (do_smi) 5861cc21f7bSLen Brown outp += sprintf(outp, "%8d", t->smi_count); 5871cc21f7bSLen Brown 588103a8feaSLen Brown if (do_nhm_cstates) { 589103a8feaSLen Brown if (!skip_c1) 590fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * t->c1/t->tsc); 591103a8feaSLen Brown else 592fc04cc67SLen Brown outp += sprintf(outp, "********"); 593103a8feaSLen Brown } 594c98d5d94SLen Brown 595c98d5d94SLen Brown /* print per-core data only for 1st thread in core */ 596c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 597c98d5d94SLen Brown goto done; 598c98d5d94SLen Brown 599fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) 600fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c3/t->tsc); 601103a8feaSLen Brown if (do_nhm_cstates) 602fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c6/t->tsc); 603103a8feaSLen Brown if (do_snb_cstates) 604fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * c->c7/t->tsc); 605c98d5d94SLen Brown 606889facbeSLen Brown if (do_dts) 607fc04cc67SLen Brown outp += sprintf(outp, "%8d", c->core_temp_c); 608889facbeSLen Brown 609c98d5d94SLen Brown /* print per-package data only for 1st core in package */ 610c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 611c98d5d94SLen Brown goto done; 612c98d5d94SLen Brown 6130b2bb692SLen Brown /* PkgTmp */ 614889facbeSLen Brown if (do_ptm) 615fc04cc67SLen Brown outp += sprintf(outp, "%8d", p->pkg_temp_c); 616889facbeSLen Brown 617*27d47356SLen Brown /* GFXMHz */ 618*27d47356SLen Brown if (do_gfx_mhz) 619*27d47356SLen Brown outp += sprintf(outp, "%8d", p->gfx_mhz); 620*27d47356SLen Brown 6210b2bb692SLen Brown /* Totl%C0, Any%C0 GFX%C0 CPUGFX% */ 6220b2bb692SLen Brown if (do_skl_residency) { 6230b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_wtd_core_c0/t->tsc); 6240b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_core_c0/t->tsc); 6250b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_any_gfxe_c0/t->tsc); 6260b2bb692SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pkg_both_core_gfxe_c0/t->tsc); 6270b2bb692SLen Brown } 6280b2bb692SLen Brown 629ee7e38e3SLen Brown if (do_pc2) 630fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc2/t->tsc); 631ee7e38e3SLen Brown if (do_pc3) 632fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc3/t->tsc); 633ee7e38e3SLen Brown if (do_pc6) 634fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc6/t->tsc); 635ee7e38e3SLen Brown if (do_pc7) 636fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc7/t->tsc); 637ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 638fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc8/t->tsc); 639fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc9/t->tsc); 640fc04cc67SLen Brown outp += sprintf(outp, "%8.2f", 100.0 * p->pc10/t->tsc); 641ca58710fSKristen Carlson Accardi } 642889facbeSLen Brown 643889facbeSLen Brown /* 644889facbeSLen Brown * If measurement interval exceeds minimum RAPL Joule Counter range, 645889facbeSLen Brown * indicate that results are suspect by printing "**" in fraction place. 646889facbeSLen Brown */ 647fc04cc67SLen Brown if (interval_float < rapl_joule_counter_range) 648fc04cc67SLen Brown fmt8 = "%8.2f"; 649fc04cc67SLen Brown else 650fc04cc67SLen Brown fmt8 = " %6.0f**"; 651889facbeSLen Brown 6525c56be9aSDirk Brandewie if (do_rapl && !rapl_joules) { 653889facbeSLen Brown if (do_rapl & RAPL_PKG) 654fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_pkg * rapl_energy_units / interval_float); 655889facbeSLen Brown if (do_rapl & RAPL_CORES) 656fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_cores * rapl_energy_units / interval_float); 657889facbeSLen Brown if (do_rapl & RAPL_GFX) 658fc04cc67SLen Brown outp += sprintf(outp, fmt8, p->energy_gfx * rapl_energy_units / interval_float); 659889facbeSLen Brown if (do_rapl & RAPL_DRAM) 66040ee8e3bSAndrey Semin outp += sprintf(outp, fmt8, p->energy_dram * rapl_dram_energy_units / interval_float); 661889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) 662fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 663889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) 664fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 665d7899447SLen Brown } else if (do_rapl && rapl_joules) { 6665c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG) 667fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6685c56be9aSDirk Brandewie p->energy_pkg * rapl_energy_units); 6695c56be9aSDirk Brandewie if (do_rapl & RAPL_CORES) 670fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6715c56be9aSDirk Brandewie p->energy_cores * rapl_energy_units); 6725c56be9aSDirk Brandewie if (do_rapl & RAPL_GFX) 673fc04cc67SLen Brown outp += sprintf(outp, fmt8, 6745c56be9aSDirk Brandewie p->energy_gfx * rapl_energy_units); 6755c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM) 676fc04cc67SLen Brown outp += sprintf(outp, fmt8, 67740ee8e3bSAndrey Semin p->energy_dram * rapl_dram_energy_units); 6785c56be9aSDirk Brandewie if (do_rapl & RAPL_PKG_PERF_STATUS) 679fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_pkg_perf_status * rapl_time_units / interval_float); 6805c56be9aSDirk Brandewie if (do_rapl & RAPL_DRAM_PERF_STATUS) 681fc04cc67SLen Brown outp += sprintf(outp, fmt8, 100.0 * p->rapl_dram_perf_status * rapl_time_units / interval_float); 682889facbeSLen Brown 683d7899447SLen Brown outp += sprintf(outp, fmt8, interval_float); 6845c56be9aSDirk Brandewie } 685c98d5d94SLen Brown done: 686c98d5d94SLen Brown outp += sprintf(outp, "\n"); 687c98d5d94SLen Brown 688c98d5d94SLen Brown return 0; 689103a8feaSLen Brown } 690103a8feaSLen Brown 691b7d8c148SLen Brown void flush_output_stdout(void) 692103a8feaSLen Brown { 693b7d8c148SLen Brown FILE *filep; 694b7d8c148SLen Brown 695b7d8c148SLen Brown if (outf == stderr) 696b7d8c148SLen Brown filep = stdout; 697b7d8c148SLen Brown else 698b7d8c148SLen Brown filep = outf; 699b7d8c148SLen Brown 700b7d8c148SLen Brown fputs(output_buffer, filep); 701b7d8c148SLen Brown fflush(filep); 702b7d8c148SLen Brown 703c98d5d94SLen Brown outp = output_buffer; 704c98d5d94SLen Brown } 705b7d8c148SLen Brown void flush_output_stderr(void) 706c98d5d94SLen Brown { 707b7d8c148SLen Brown fputs(output_buffer, outf); 708b7d8c148SLen Brown fflush(outf); 709c98d5d94SLen Brown outp = output_buffer; 710c98d5d94SLen Brown } 711c98d5d94SLen Brown void format_all_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 712c98d5d94SLen Brown { 713e23da037SLen Brown static int printed; 714103a8feaSLen Brown 715e23da037SLen Brown if (!printed || !summary_only) 716103a8feaSLen Brown print_header(); 717103a8feaSLen Brown 718c98d5d94SLen Brown if (topo.num_cpus > 1) 719c98d5d94SLen Brown format_counters(&average.threads, &average.cores, 720c98d5d94SLen Brown &average.packages); 721103a8feaSLen Brown 722e23da037SLen Brown printed = 1; 723e23da037SLen Brown 724e23da037SLen Brown if (summary_only) 725e23da037SLen Brown return; 726e23da037SLen Brown 727c98d5d94SLen Brown for_all_cpus(format_counters, t, c, p); 728103a8feaSLen Brown } 729103a8feaSLen Brown 730889facbeSLen Brown #define DELTA_WRAP32(new, old) \ 731889facbeSLen Brown if (new > old) { \ 732889facbeSLen Brown old = new - old; \ 733889facbeSLen Brown } else { \ 734889facbeSLen Brown old = 0x100000000 + new - old; \ 735889facbeSLen Brown } 736889facbeSLen Brown 737c98d5d94SLen Brown void 738c98d5d94SLen Brown delta_package(struct pkg_data *new, struct pkg_data *old) 739103a8feaSLen Brown { 7400b2bb692SLen Brown 7410b2bb692SLen Brown if (do_skl_residency) { 7420b2bb692SLen Brown old->pkg_wtd_core_c0 = new->pkg_wtd_core_c0 - old->pkg_wtd_core_c0; 7430b2bb692SLen Brown old->pkg_any_core_c0 = new->pkg_any_core_c0 - old->pkg_any_core_c0; 7440b2bb692SLen Brown old->pkg_any_gfxe_c0 = new->pkg_any_gfxe_c0 - old->pkg_any_gfxe_c0; 7450b2bb692SLen Brown old->pkg_both_core_gfxe_c0 = new->pkg_both_core_gfxe_c0 - old->pkg_both_core_gfxe_c0; 7460b2bb692SLen Brown } 747c98d5d94SLen Brown old->pc2 = new->pc2 - old->pc2; 748ee7e38e3SLen Brown if (do_pc3) 749c98d5d94SLen Brown old->pc3 = new->pc3 - old->pc3; 750ee7e38e3SLen Brown if (do_pc6) 751c98d5d94SLen Brown old->pc6 = new->pc6 - old->pc6; 752ee7e38e3SLen Brown if (do_pc7) 753c98d5d94SLen Brown old->pc7 = new->pc7 - old->pc7; 754ca58710fSKristen Carlson Accardi old->pc8 = new->pc8 - old->pc8; 755ca58710fSKristen Carlson Accardi old->pc9 = new->pc9 - old->pc9; 756ca58710fSKristen Carlson Accardi old->pc10 = new->pc10 - old->pc10; 757889facbeSLen Brown old->pkg_temp_c = new->pkg_temp_c; 758889facbeSLen Brown 759*27d47356SLen Brown old->gfx_mhz = new->gfx_mhz; 760*27d47356SLen Brown 761889facbeSLen Brown DELTA_WRAP32(new->energy_pkg, old->energy_pkg); 762889facbeSLen Brown DELTA_WRAP32(new->energy_cores, old->energy_cores); 763889facbeSLen Brown DELTA_WRAP32(new->energy_gfx, old->energy_gfx); 764889facbeSLen Brown DELTA_WRAP32(new->energy_dram, old->energy_dram); 765889facbeSLen Brown DELTA_WRAP32(new->rapl_pkg_perf_status, old->rapl_pkg_perf_status); 766889facbeSLen Brown DELTA_WRAP32(new->rapl_dram_perf_status, old->rapl_dram_perf_status); 767103a8feaSLen Brown } 768103a8feaSLen Brown 769c98d5d94SLen Brown void 770c98d5d94SLen Brown delta_core(struct core_data *new, struct core_data *old) 771c98d5d94SLen Brown { 772c98d5d94SLen Brown old->c3 = new->c3 - old->c3; 773c98d5d94SLen Brown old->c6 = new->c6 - old->c6; 774c98d5d94SLen Brown old->c7 = new->c7 - old->c7; 775889facbeSLen Brown old->core_temp_c = new->core_temp_c; 776103a8feaSLen Brown } 777c98d5d94SLen Brown 778c3ae331dSLen Brown /* 779c3ae331dSLen Brown * old = new - old 780c3ae331dSLen Brown */ 781c98d5d94SLen Brown void 782c98d5d94SLen Brown delta_thread(struct thread_data *new, struct thread_data *old, 783c98d5d94SLen Brown struct core_data *core_delta) 784c98d5d94SLen Brown { 785c98d5d94SLen Brown old->tsc = new->tsc - old->tsc; 786c98d5d94SLen Brown 787103a8feaSLen Brown /* check for TSC < 1 Mcycles over interval */ 788b2c95d90SJosh Triplett if (old->tsc < (1000 * 1000)) 789b2c95d90SJosh Triplett errx(-3, "Insanely slow TSC rate, TSC stops in idle?\n" 790b2c95d90SJosh Triplett "You can disable all c-states by booting with \"idle=poll\"\n" 791b2c95d90SJosh Triplett "or just the deep ones with \"processor.max_cstate=1\""); 792103a8feaSLen Brown 793c98d5d94SLen Brown old->c1 = new->c1 - old->c1; 794c98d5d94SLen Brown 795a729617cSLen Brown if (has_aperf) { 796c98d5d94SLen Brown if ((new->aperf > old->aperf) && (new->mperf > old->mperf)) { 797c98d5d94SLen Brown old->aperf = new->aperf - old->aperf; 798c98d5d94SLen Brown old->mperf = new->mperf - old->mperf; 799c98d5d94SLen Brown } else { 800c98d5d94SLen Brown 801103a8feaSLen Brown if (!aperf_mperf_unstable) { 802b7d8c148SLen Brown fprintf(outf, "%s: APERF or MPERF went backwards *\n", progname); 803b7d8c148SLen Brown fprintf(outf, "* Frequency results do not cover entire interval *\n"); 804b7d8c148SLen Brown fprintf(outf, "* fix this by running Linux-2.6.30 or later *\n"); 805103a8feaSLen Brown 806103a8feaSLen Brown aperf_mperf_unstable = 1; 807103a8feaSLen Brown } 808103a8feaSLen Brown /* 809103a8feaSLen Brown * mperf delta is likely a huge "positive" number 810103a8feaSLen Brown * can not use it for calculating c0 time 811103a8feaSLen Brown */ 812103a8feaSLen Brown skip_c0 = 1; 813103a8feaSLen Brown skip_c1 = 1; 814103a8feaSLen Brown } 815a729617cSLen Brown } 816103a8feaSLen Brown 817c98d5d94SLen Brown 818144b44b1SLen Brown if (use_c1_residency_msr) { 819144b44b1SLen Brown /* 820144b44b1SLen Brown * Some models have a dedicated C1 residency MSR, 821144b44b1SLen Brown * which should be more accurate than the derivation below. 822144b44b1SLen Brown */ 823144b44b1SLen Brown } else { 824103a8feaSLen Brown /* 825c3ae331dSLen Brown * As counter collection is not atomic, 826c3ae331dSLen Brown * it is possible for mperf's non-halted cycles + idle states 827103a8feaSLen Brown * to exceed TSC's all cycles: show c1 = 0% in that case. 828103a8feaSLen Brown */ 829c3ae331dSLen Brown if ((old->mperf + core_delta->c3 + core_delta->c6 + core_delta->c7) > old->tsc) 830c98d5d94SLen Brown old->c1 = 0; 831c98d5d94SLen Brown else { 832c98d5d94SLen Brown /* normal case, derive c1 */ 833c98d5d94SLen Brown old->c1 = old->tsc - old->mperf - core_delta->c3 834c98d5d94SLen Brown - core_delta->c6 - core_delta->c7; 835c98d5d94SLen Brown } 836144b44b1SLen Brown } 837c3ae331dSLen Brown 838c98d5d94SLen Brown if (old->mperf == 0) { 839b7d8c148SLen Brown if (debug > 1) 840b7d8c148SLen Brown fprintf(outf, "cpu%d MPERF 0!\n", old->cpu_id); 841c98d5d94SLen Brown old->mperf = 1; /* divide by 0 protection */ 842c98d5d94SLen Brown } 843103a8feaSLen Brown 8448e180f3cSLen Brown old->extra_delta32 = new->extra_delta32 - old->extra_delta32; 8458e180f3cSLen Brown old->extra_delta32 &= 0xFFFFFFFF; 8468e180f3cSLen Brown 8478e180f3cSLen Brown old->extra_delta64 = new->extra_delta64 - old->extra_delta64; 8488e180f3cSLen Brown 849103a8feaSLen Brown /* 8508e180f3cSLen Brown * Extra MSR is just a snapshot, simply copy latest w/o subtracting 851103a8feaSLen Brown */ 8522f32edf1SLen Brown old->extra_msr32 = new->extra_msr32; 8532f32edf1SLen Brown old->extra_msr64 = new->extra_msr64; 8541ed51011SLen Brown 855562a2d37SLen Brown if (do_irq) 856562a2d37SLen Brown old->irq_count = new->irq_count - old->irq_count; 857562a2d37SLen Brown 8581ed51011SLen Brown if (do_smi) 8591ed51011SLen Brown old->smi_count = new->smi_count - old->smi_count; 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 { 866c98d5d94SLen Brown /* calculate core delta only for 1st thread in core */ 867c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_THREAD_IN_CORE) 868c98d5d94SLen Brown delta_core(c, c2); 869c98d5d94SLen Brown 870c98d5d94SLen Brown /* always calculate thread delta */ 871c98d5d94SLen Brown delta_thread(t, t2, c2); /* c2 is core delta */ 872c98d5d94SLen Brown 873c98d5d94SLen Brown /* calculate package delta only for 1st core in package */ 874c98d5d94SLen Brown if (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE) 875c98d5d94SLen Brown delta_package(p, p2); 876c98d5d94SLen Brown 877103a8feaSLen Brown return 0; 878103a8feaSLen Brown } 879103a8feaSLen Brown 880c98d5d94SLen Brown void clear_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 881103a8feaSLen Brown { 882c98d5d94SLen Brown t->tsc = 0; 883c98d5d94SLen Brown t->aperf = 0; 884c98d5d94SLen Brown t->mperf = 0; 885c98d5d94SLen Brown t->c1 = 0; 886103a8feaSLen Brown 8878e180f3cSLen Brown t->extra_delta32 = 0; 8888e180f3cSLen Brown t->extra_delta64 = 0; 8898e180f3cSLen Brown 890562a2d37SLen Brown t->irq_count = 0; 891562a2d37SLen Brown t->smi_count = 0; 892562a2d37SLen Brown 893c98d5d94SLen Brown /* tells format_counters to dump all fields from this set */ 894c98d5d94SLen Brown t->flags = CPU_IS_FIRST_THREAD_IN_CORE | CPU_IS_FIRST_CORE_IN_PACKAGE; 895c98d5d94SLen Brown 896c98d5d94SLen Brown c->c3 = 0; 897c98d5d94SLen Brown c->c6 = 0; 898c98d5d94SLen Brown c->c7 = 0; 899889facbeSLen Brown c->core_temp_c = 0; 900c98d5d94SLen Brown 9010b2bb692SLen Brown p->pkg_wtd_core_c0 = 0; 9020b2bb692SLen Brown p->pkg_any_core_c0 = 0; 9030b2bb692SLen Brown p->pkg_any_gfxe_c0 = 0; 9040b2bb692SLen Brown p->pkg_both_core_gfxe_c0 = 0; 9050b2bb692SLen Brown 906c98d5d94SLen Brown p->pc2 = 0; 907ee7e38e3SLen Brown if (do_pc3) 908c98d5d94SLen Brown p->pc3 = 0; 909ee7e38e3SLen Brown if (do_pc6) 910c98d5d94SLen Brown p->pc6 = 0; 911ee7e38e3SLen Brown if (do_pc7) 912c98d5d94SLen Brown p->pc7 = 0; 913ca58710fSKristen Carlson Accardi p->pc8 = 0; 914ca58710fSKristen Carlson Accardi p->pc9 = 0; 915ca58710fSKristen Carlson Accardi p->pc10 = 0; 916889facbeSLen Brown 917889facbeSLen Brown p->energy_pkg = 0; 918889facbeSLen Brown p->energy_dram = 0; 919889facbeSLen Brown p->energy_cores = 0; 920889facbeSLen Brown p->energy_gfx = 0; 921889facbeSLen Brown p->rapl_pkg_perf_status = 0; 922889facbeSLen Brown p->rapl_dram_perf_status = 0; 923889facbeSLen Brown p->pkg_temp_c = 0; 924*27d47356SLen Brown 925*27d47356SLen Brown p->gfx_mhz = 0; 926103a8feaSLen Brown } 927c98d5d94SLen Brown int sum_counters(struct thread_data *t, struct core_data *c, 928c98d5d94SLen Brown struct pkg_data *p) 929103a8feaSLen Brown { 930c98d5d94SLen Brown average.threads.tsc += t->tsc; 931c98d5d94SLen Brown average.threads.aperf += t->aperf; 932c98d5d94SLen Brown average.threads.mperf += t->mperf; 933c98d5d94SLen Brown average.threads.c1 += t->c1; 93415aaa346SLen Brown 9358e180f3cSLen Brown average.threads.extra_delta32 += t->extra_delta32; 9368e180f3cSLen Brown average.threads.extra_delta64 += t->extra_delta64; 9378e180f3cSLen Brown 938562a2d37SLen Brown average.threads.irq_count += t->irq_count; 939562a2d37SLen Brown average.threads.smi_count += t->smi_count; 940562a2d37SLen Brown 941c98d5d94SLen Brown /* sum per-core values only for 1st thread in core */ 942c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 943c98d5d94SLen Brown return 0; 944c98d5d94SLen Brown 945c98d5d94SLen Brown average.cores.c3 += c->c3; 946c98d5d94SLen Brown average.cores.c6 += c->c6; 947c98d5d94SLen Brown average.cores.c7 += c->c7; 948c98d5d94SLen Brown 949889facbeSLen Brown average.cores.core_temp_c = MAX(average.cores.core_temp_c, c->core_temp_c); 950889facbeSLen Brown 951c98d5d94SLen Brown /* sum per-pkg values only for 1st core in pkg */ 952c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 953c98d5d94SLen Brown return 0; 954c98d5d94SLen Brown 9550b2bb692SLen Brown if (do_skl_residency) { 9560b2bb692SLen Brown average.packages.pkg_wtd_core_c0 += p->pkg_wtd_core_c0; 9570b2bb692SLen Brown average.packages.pkg_any_core_c0 += p->pkg_any_core_c0; 9580b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 += p->pkg_any_gfxe_c0; 9590b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 += p->pkg_both_core_gfxe_c0; 9600b2bb692SLen Brown } 9610b2bb692SLen Brown 962c98d5d94SLen Brown average.packages.pc2 += p->pc2; 963ee7e38e3SLen Brown if (do_pc3) 964c98d5d94SLen Brown average.packages.pc3 += p->pc3; 965ee7e38e3SLen Brown if (do_pc6) 966c98d5d94SLen Brown average.packages.pc6 += p->pc6; 967ee7e38e3SLen Brown if (do_pc7) 968c98d5d94SLen Brown average.packages.pc7 += p->pc7; 969ca58710fSKristen Carlson Accardi average.packages.pc8 += p->pc8; 970ca58710fSKristen Carlson Accardi average.packages.pc9 += p->pc9; 971ca58710fSKristen Carlson Accardi average.packages.pc10 += p->pc10; 972c98d5d94SLen Brown 973889facbeSLen Brown average.packages.energy_pkg += p->energy_pkg; 974889facbeSLen Brown average.packages.energy_dram += p->energy_dram; 975889facbeSLen Brown average.packages.energy_cores += p->energy_cores; 976889facbeSLen Brown average.packages.energy_gfx += p->energy_gfx; 977889facbeSLen Brown 978*27d47356SLen Brown average.packages.gfx_mhz = p->gfx_mhz; 979*27d47356SLen Brown 980889facbeSLen Brown average.packages.pkg_temp_c = MAX(average.packages.pkg_temp_c, p->pkg_temp_c); 981889facbeSLen Brown 982889facbeSLen Brown average.packages.rapl_pkg_perf_status += p->rapl_pkg_perf_status; 983889facbeSLen Brown average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status; 984c98d5d94SLen Brown return 0; 985c98d5d94SLen Brown } 986c98d5d94SLen Brown /* 987c98d5d94SLen Brown * sum the counters for all cpus in the system 988c98d5d94SLen Brown * compute the weighted average 989c98d5d94SLen Brown */ 990c98d5d94SLen Brown void compute_average(struct thread_data *t, struct core_data *c, 991c98d5d94SLen Brown struct pkg_data *p) 992c98d5d94SLen Brown { 993c98d5d94SLen Brown clear_counters(&average.threads, &average.cores, &average.packages); 994c98d5d94SLen Brown 995c98d5d94SLen Brown for_all_cpus(sum_counters, t, c, p); 996c98d5d94SLen Brown 997c98d5d94SLen Brown average.threads.tsc /= topo.num_cpus; 998c98d5d94SLen Brown average.threads.aperf /= topo.num_cpus; 999c98d5d94SLen Brown average.threads.mperf /= topo.num_cpus; 1000c98d5d94SLen Brown average.threads.c1 /= topo.num_cpus; 1001c98d5d94SLen Brown 10028e180f3cSLen Brown average.threads.extra_delta32 /= topo.num_cpus; 10038e180f3cSLen Brown average.threads.extra_delta32 &= 0xFFFFFFFF; 10048e180f3cSLen Brown 10058e180f3cSLen Brown average.threads.extra_delta64 /= topo.num_cpus; 10068e180f3cSLen Brown 1007c98d5d94SLen Brown average.cores.c3 /= topo.num_cores; 1008c98d5d94SLen Brown average.cores.c6 /= topo.num_cores; 1009c98d5d94SLen Brown average.cores.c7 /= topo.num_cores; 1010c98d5d94SLen Brown 10110b2bb692SLen Brown if (do_skl_residency) { 10120b2bb692SLen Brown average.packages.pkg_wtd_core_c0 /= topo.num_packages; 10130b2bb692SLen Brown average.packages.pkg_any_core_c0 /= topo.num_packages; 10140b2bb692SLen Brown average.packages.pkg_any_gfxe_c0 /= topo.num_packages; 10150b2bb692SLen Brown average.packages.pkg_both_core_gfxe_c0 /= topo.num_packages; 10160b2bb692SLen Brown } 10170b2bb692SLen Brown 1018c98d5d94SLen Brown average.packages.pc2 /= topo.num_packages; 1019ee7e38e3SLen Brown if (do_pc3) 1020c98d5d94SLen Brown average.packages.pc3 /= topo.num_packages; 1021ee7e38e3SLen Brown if (do_pc6) 1022c98d5d94SLen Brown average.packages.pc6 /= topo.num_packages; 1023ee7e38e3SLen Brown if (do_pc7) 1024c98d5d94SLen Brown average.packages.pc7 /= topo.num_packages; 1025ca58710fSKristen Carlson Accardi 1026ca58710fSKristen Carlson Accardi average.packages.pc8 /= topo.num_packages; 1027ca58710fSKristen Carlson Accardi average.packages.pc9 /= topo.num_packages; 1028ca58710fSKristen Carlson Accardi average.packages.pc10 /= topo.num_packages; 1029c98d5d94SLen Brown } 1030c98d5d94SLen Brown 1031c98d5d94SLen Brown static unsigned long long rdtsc(void) 1032c98d5d94SLen Brown { 1033c98d5d94SLen Brown unsigned int low, high; 1034c98d5d94SLen Brown 1035c98d5d94SLen Brown asm volatile("rdtsc" : "=a" (low), "=d" (high)); 1036c98d5d94SLen Brown 1037c98d5d94SLen Brown return low | ((unsigned long long)high) << 32; 1038c98d5d94SLen Brown } 1039c98d5d94SLen Brown 1040c98d5d94SLen Brown /* 1041c98d5d94SLen Brown * get_counters(...) 1042c98d5d94SLen Brown * migrate to cpu 1043c98d5d94SLen Brown * acquire and record local counters for that cpu 1044c98d5d94SLen Brown */ 1045c98d5d94SLen Brown int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p) 1046c98d5d94SLen Brown { 1047c98d5d94SLen Brown int cpu = t->cpu_id; 1048889facbeSLen Brown unsigned long long msr; 1049c98d5d94SLen Brown 1050e52966c0SLen Brown if (cpu_migrate(cpu)) { 1051b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 105215aaa346SLen Brown return -1; 1053e52966c0SLen Brown } 105415aaa346SLen Brown 1055c98d5d94SLen Brown t->tsc = rdtsc(); /* we are running on local CPU of interest */ 105615aaa346SLen Brown 105715aaa346SLen Brown if (has_aperf) { 10589c63a650SLen Brown if (get_msr(cpu, MSR_IA32_APERF, &t->aperf)) 1059c98d5d94SLen Brown return -3; 10609c63a650SLen Brown if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf)) 1061c98d5d94SLen Brown return -4; 1062b2b34dfeSHubert Chrzaniuk t->aperf = t->aperf * aperf_mperf_multiplier; 1063b2b34dfeSHubert Chrzaniuk t->mperf = t->mperf * aperf_mperf_multiplier; 106488c3281fSLen Brown } 106588c3281fSLen Brown 1066562a2d37SLen Brown if (do_irq) 1067562a2d37SLen Brown t->irq_count = irqs_per_cpu[cpu]; 10681ed51011SLen Brown if (do_smi) { 10691ed51011SLen Brown if (get_msr(cpu, MSR_SMI_COUNT, &msr)) 10701ed51011SLen Brown return -5; 10711ed51011SLen Brown t->smi_count = msr & 0xFFFFFFFF; 10721ed51011SLen Brown } 10738e180f3cSLen Brown if (extra_delta_offset32) { 1074889facbeSLen Brown if (get_msr(cpu, extra_delta_offset32, &msr)) 10752f32edf1SLen Brown return -5; 1076889facbeSLen Brown t->extra_delta32 = msr & 0xFFFFFFFF; 10778e180f3cSLen Brown } 10788e180f3cSLen Brown 10798e180f3cSLen Brown if (extra_delta_offset64) 10808e180f3cSLen Brown if (get_msr(cpu, extra_delta_offset64, &t->extra_delta64)) 10818e180f3cSLen Brown return -5; 10828e180f3cSLen Brown 10838e180f3cSLen Brown if (extra_msr_offset32) { 1084889facbeSLen Brown if (get_msr(cpu, extra_msr_offset32, &msr)) 10858e180f3cSLen Brown return -5; 1086889facbeSLen Brown t->extra_msr32 = msr & 0xFFFFFFFF; 10878e180f3cSLen Brown } 10882f32edf1SLen Brown 10892f32edf1SLen Brown if (extra_msr_offset64) 10902f32edf1SLen Brown if (get_msr(cpu, extra_msr_offset64, &t->extra_msr64)) 1091c98d5d94SLen Brown return -5; 1092c98d5d94SLen Brown 1093144b44b1SLen Brown if (use_c1_residency_msr) { 1094144b44b1SLen Brown if (get_msr(cpu, MSR_CORE_C1_RES, &t->c1)) 1095144b44b1SLen Brown return -6; 1096144b44b1SLen Brown } 1097144b44b1SLen Brown 1098c98d5d94SLen Brown /* collect core counters only for 1st thread in core */ 1099c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 1100c98d5d94SLen Brown return 0; 1101c98d5d94SLen Brown 1102fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_slm_cstates && !do_knl_cstates) { 1103c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C3_RESIDENCY, &c->c3)) 1104c98d5d94SLen Brown return -6; 1105144b44b1SLen Brown } 1106144b44b1SLen Brown 1107fb5d4327SDasaratharaman Chandramouli if (do_nhm_cstates && !do_knl_cstates) { 1108c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6)) 1109c98d5d94SLen Brown return -7; 1110fb5d4327SDasaratharaman Chandramouli } else if (do_knl_cstates) { 1111fb5d4327SDasaratharaman Chandramouli if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6)) 1112fb5d4327SDasaratharaman Chandramouli return -7; 1113103a8feaSLen Brown } 111415aaa346SLen Brown 111515aaa346SLen Brown if (do_snb_cstates) 1116c98d5d94SLen Brown if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7)) 1117c98d5d94SLen Brown return -8; 1118c98d5d94SLen Brown 1119889facbeSLen Brown if (do_dts) { 1120889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 1121889facbeSLen Brown return -9; 1122889facbeSLen Brown c->core_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1123889facbeSLen Brown } 1124889facbeSLen Brown 1125889facbeSLen Brown 1126c98d5d94SLen Brown /* collect package counters only for 1st core in package */ 1127c98d5d94SLen Brown if (!(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 1128c98d5d94SLen Brown return 0; 112915aaa346SLen Brown 11300b2bb692SLen Brown if (do_skl_residency) { 11310b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_WEIGHTED_CORE_C0_RES, &p->pkg_wtd_core_c0)) 11320b2bb692SLen Brown return -10; 11330b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_CORE_C0_RES, &p->pkg_any_core_c0)) 11340b2bb692SLen Brown return -11; 11350b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_ANY_GFXE_C0_RES, &p->pkg_any_gfxe_c0)) 11360b2bb692SLen Brown return -12; 11370b2bb692SLen Brown if (get_msr(cpu, MSR_PKG_BOTH_CORE_GFXE_C0_RES, &p->pkg_both_core_gfxe_c0)) 11380b2bb692SLen Brown return -13; 11390b2bb692SLen Brown } 1140ee7e38e3SLen Brown if (do_pc3) 1141c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C3_RESIDENCY, &p->pc3)) 1142c98d5d94SLen Brown return -9; 1143ee7e38e3SLen Brown if (do_pc6) 1144c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C6_RESIDENCY, &p->pc6)) 1145c98d5d94SLen Brown return -10; 1146ee7e38e3SLen Brown if (do_pc2) 1147c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C2_RESIDENCY, &p->pc2)) 1148c98d5d94SLen Brown return -11; 1149ee7e38e3SLen Brown if (do_pc7) 1150c98d5d94SLen Brown if (get_msr(cpu, MSR_PKG_C7_RESIDENCY, &p->pc7)) 1151c98d5d94SLen Brown return -12; 1152ca58710fSKristen Carlson Accardi if (do_c8_c9_c10) { 1153ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C8_RESIDENCY, &p->pc8)) 1154ca58710fSKristen Carlson Accardi return -13; 1155ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C9_RESIDENCY, &p->pc9)) 1156ca58710fSKristen Carlson Accardi return -13; 1157ca58710fSKristen Carlson Accardi if (get_msr(cpu, MSR_PKG_C10_RESIDENCY, &p->pc10)) 1158ca58710fSKristen Carlson Accardi return -13; 1159ca58710fSKristen Carlson Accardi } 1160889facbeSLen Brown if (do_rapl & RAPL_PKG) { 1161889facbeSLen Brown if (get_msr(cpu, MSR_PKG_ENERGY_STATUS, &msr)) 1162889facbeSLen Brown return -13; 1163889facbeSLen Brown p->energy_pkg = msr & 0xFFFFFFFF; 1164889facbeSLen Brown } 1165889facbeSLen Brown if (do_rapl & RAPL_CORES) { 1166889facbeSLen Brown if (get_msr(cpu, MSR_PP0_ENERGY_STATUS, &msr)) 1167889facbeSLen Brown return -14; 1168889facbeSLen Brown p->energy_cores = msr & 0xFFFFFFFF; 1169889facbeSLen Brown } 1170889facbeSLen Brown if (do_rapl & RAPL_DRAM) { 1171889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_ENERGY_STATUS, &msr)) 1172889facbeSLen Brown return -15; 1173889facbeSLen Brown p->energy_dram = msr & 0xFFFFFFFF; 1174889facbeSLen Brown } 1175889facbeSLen Brown if (do_rapl & RAPL_GFX) { 1176889facbeSLen Brown if (get_msr(cpu, MSR_PP1_ENERGY_STATUS, &msr)) 1177889facbeSLen Brown return -16; 1178889facbeSLen Brown p->energy_gfx = msr & 0xFFFFFFFF; 1179889facbeSLen Brown } 1180889facbeSLen Brown if (do_rapl & RAPL_PKG_PERF_STATUS) { 1181889facbeSLen Brown if (get_msr(cpu, MSR_PKG_PERF_STATUS, &msr)) 1182889facbeSLen Brown return -16; 1183889facbeSLen Brown p->rapl_pkg_perf_status = msr & 0xFFFFFFFF; 1184889facbeSLen Brown } 1185889facbeSLen Brown if (do_rapl & RAPL_DRAM_PERF_STATUS) { 1186889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_PERF_STATUS, &msr)) 1187889facbeSLen Brown return -16; 1188889facbeSLen Brown p->rapl_dram_perf_status = msr & 0xFFFFFFFF; 1189889facbeSLen Brown } 1190889facbeSLen Brown if (do_ptm) { 1191889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 1192889facbeSLen Brown return -17; 1193889facbeSLen Brown p->pkg_temp_c = tcc_activation_temp - ((msr >> 16) & 0x7F); 1194889facbeSLen Brown } 1195*27d47356SLen Brown if (do_gfx_mhz) 1196*27d47356SLen Brown p->gfx_mhz = gfx_cur_mhz; 1197*27d47356SLen Brown 119815aaa346SLen Brown return 0; 1199103a8feaSLen Brown } 1200103a8feaSLen Brown 1201ee7e38e3SLen Brown /* 1202ee7e38e3SLen Brown * MSR_PKG_CST_CONFIG_CONTROL decoding for pkg_cstate_limit: 1203ee7e38e3SLen Brown * If you change the values, note they are used both in comparisons 1204ee7e38e3SLen Brown * (>= PCL__7) and to index pkg_cstate_limit_strings[]. 1205ee7e38e3SLen Brown */ 1206ee7e38e3SLen Brown 1207ee7e38e3SLen Brown #define PCLUKN 0 /* Unknown */ 1208ee7e38e3SLen Brown #define PCLRSV 1 /* Reserved */ 1209ee7e38e3SLen Brown #define PCL__0 2 /* PC0 */ 1210ee7e38e3SLen Brown #define PCL__1 3 /* PC1 */ 1211ee7e38e3SLen Brown #define PCL__2 4 /* PC2 */ 1212ee7e38e3SLen Brown #define PCL__3 5 /* PC3 */ 1213ee7e38e3SLen Brown #define PCL__4 6 /* PC4 */ 1214ee7e38e3SLen Brown #define PCL__6 7 /* PC6 */ 1215ee7e38e3SLen Brown #define PCL_6N 8 /* PC6 No Retention */ 1216ee7e38e3SLen Brown #define PCL_6R 9 /* PC6 Retention */ 1217ee7e38e3SLen Brown #define PCL__7 10 /* PC7 */ 1218ee7e38e3SLen Brown #define PCL_7S 11 /* PC7 Shrink */ 12190b2bb692SLen Brown #define PCL__8 12 /* PC8 */ 12200b2bb692SLen Brown #define PCL__9 13 /* PC9 */ 12210b2bb692SLen Brown #define PCLUNL 14 /* Unlimited */ 1222ee7e38e3SLen Brown 1223ee7e38e3SLen Brown int pkg_cstate_limit = PCLUKN; 1224ee7e38e3SLen Brown char *pkg_cstate_limit_strings[] = { "reserved", "unknown", "pc0", "pc1", "pc2", 12250b2bb692SLen Brown "pc3", "pc4", "pc6", "pc6n", "pc6r", "pc7", "pc7s", "pc8", "pc9", "unlimited"}; 1226ee7e38e3SLen Brown 1227e9257f5fSLen 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}; 1228e9257f5fSLen 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}; 1229e9257f5fSLen 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}; 1230e9257f5fSLen 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}; 1231e9257f5fSLen 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}; 1232e9257f5fSLen 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}; 1233ee7e38e3SLen Brown 1234a2b7b749SLen Brown 1235a2b7b749SLen Brown static void 1236a2b7b749SLen Brown calculate_tsc_tweak() 1237a2b7b749SLen Brown { 1238a2b7b749SLen Brown tsc_tweak = base_hz / tsc_hz; 1239a2b7b749SLen Brown } 1240a2b7b749SLen Brown 1241fcd17211SLen Brown static void 1242fcd17211SLen Brown dump_nhm_platform_info(void) 1243103a8feaSLen Brown { 1244103a8feaSLen Brown unsigned long long msr; 1245103a8feaSLen Brown unsigned int ratio; 1246103a8feaSLen Brown 1247ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 1248103a8feaSLen Brown 1249b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr); 12506574a5d5SLen Brown 1251103a8feaSLen Brown ratio = (msr >> 40) & 0xFF; 1252b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max efficiency frequency\n", 1253103a8feaSLen Brown ratio, bclk, ratio * bclk); 1254103a8feaSLen Brown 1255103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1256b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz base frequency\n", 1257103a8feaSLen Brown ratio, bclk, ratio * bclk); 1258103a8feaSLen Brown 12597ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr); 1260b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n", 1261bfae2052SLen Brown base_cpu, msr, msr & 0x2 ? "EN" : "DIS"); 126267920418SLen Brown 1263fcd17211SLen Brown return; 1264fcd17211SLen Brown } 1265fcd17211SLen Brown 1266fcd17211SLen Brown static void 1267fcd17211SLen Brown dump_hsw_turbo_ratio_limits(void) 1268fcd17211SLen Brown { 1269fcd17211SLen Brown unsigned long long msr; 1270fcd17211SLen Brown unsigned int ratio; 1271fcd17211SLen Brown 12727ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr); 1273fcd17211SLen Brown 1274b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr); 1275fcd17211SLen Brown 1276fcd17211SLen Brown ratio = (msr >> 8) & 0xFF; 1277fcd17211SLen Brown if (ratio) 1278b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 18 active cores\n", 1279fcd17211SLen Brown ratio, bclk, ratio * bclk); 1280fcd17211SLen Brown 1281fcd17211SLen Brown ratio = (msr >> 0) & 0xFF; 1282fcd17211SLen Brown if (ratio) 1283b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 17 active cores\n", 1284fcd17211SLen Brown ratio, bclk, ratio * bclk); 1285fcd17211SLen Brown return; 1286fcd17211SLen Brown } 1287fcd17211SLen Brown 1288fcd17211SLen Brown static void 1289fcd17211SLen Brown dump_ivt_turbo_ratio_limits(void) 1290fcd17211SLen Brown { 1291fcd17211SLen Brown unsigned long long msr; 1292fcd17211SLen Brown unsigned int ratio; 12936574a5d5SLen Brown 12947ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr); 12956574a5d5SLen Brown 1296b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr); 12976574a5d5SLen Brown 12986574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 12996574a5d5SLen Brown if (ratio) 1300b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 16 active cores\n", 13016574a5d5SLen Brown ratio, bclk, ratio * bclk); 13026574a5d5SLen Brown 13036574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 13046574a5d5SLen Brown if (ratio) 1305b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 15 active cores\n", 13066574a5d5SLen Brown ratio, bclk, ratio * bclk); 13076574a5d5SLen Brown 13086574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 13096574a5d5SLen Brown if (ratio) 1310b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 14 active cores\n", 13116574a5d5SLen Brown ratio, bclk, ratio * bclk); 13126574a5d5SLen Brown 13136574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 13146574a5d5SLen Brown if (ratio) 1315b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 13 active cores\n", 13166574a5d5SLen Brown ratio, bclk, ratio * bclk); 13176574a5d5SLen Brown 13186574a5d5SLen Brown ratio = (msr >> 24) & 0xFF; 13196574a5d5SLen Brown if (ratio) 1320b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 12 active cores\n", 13216574a5d5SLen Brown ratio, bclk, ratio * bclk); 13226574a5d5SLen Brown 13236574a5d5SLen Brown ratio = (msr >> 16) & 0xFF; 13246574a5d5SLen Brown if (ratio) 1325b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 11 active cores\n", 13266574a5d5SLen Brown ratio, bclk, ratio * bclk); 13276574a5d5SLen Brown 13286574a5d5SLen Brown ratio = (msr >> 8) & 0xFF; 13296574a5d5SLen Brown if (ratio) 1330b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 10 active cores\n", 13316574a5d5SLen Brown ratio, bclk, ratio * bclk); 13326574a5d5SLen Brown 13336574a5d5SLen Brown ratio = (msr >> 0) & 0xFF; 13346574a5d5SLen Brown if (ratio) 1335b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 9 active cores\n", 13366574a5d5SLen Brown ratio, bclk, ratio * bclk); 1337103a8feaSLen Brown return; 1338fcd17211SLen Brown } 1339fcd17211SLen Brown 1340fcd17211SLen Brown static void 1341fcd17211SLen Brown dump_nhm_turbo_ratio_limits(void) 1342fcd17211SLen Brown { 1343fcd17211SLen Brown unsigned long long msr; 1344fcd17211SLen Brown unsigned int ratio; 1345103a8feaSLen Brown 13467ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr); 1347103a8feaSLen Brown 1348b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr); 13496574a5d5SLen Brown 13506574a5d5SLen Brown ratio = (msr >> 56) & 0xFF; 13516574a5d5SLen Brown if (ratio) 1352b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 8 active cores\n", 13536574a5d5SLen Brown ratio, bclk, ratio * bclk); 13546574a5d5SLen Brown 13556574a5d5SLen Brown ratio = (msr >> 48) & 0xFF; 13566574a5d5SLen Brown if (ratio) 1357b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 7 active cores\n", 13586574a5d5SLen Brown ratio, bclk, ratio * bclk); 13596574a5d5SLen Brown 13606574a5d5SLen Brown ratio = (msr >> 40) & 0xFF; 13616574a5d5SLen Brown if (ratio) 1362b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 6 active cores\n", 13636574a5d5SLen Brown ratio, bclk, ratio * bclk); 13646574a5d5SLen Brown 13656574a5d5SLen Brown ratio = (msr >> 32) & 0xFF; 13666574a5d5SLen Brown if (ratio) 1367b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 5 active cores\n", 13686574a5d5SLen Brown ratio, bclk, ratio * bclk); 13696574a5d5SLen Brown 1370103a8feaSLen Brown ratio = (msr >> 24) & 0xFF; 1371103a8feaSLen Brown if (ratio) 1372b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 4 active cores\n", 1373103a8feaSLen Brown ratio, bclk, ratio * bclk); 1374103a8feaSLen Brown 1375103a8feaSLen Brown ratio = (msr >> 16) & 0xFF; 1376103a8feaSLen Brown if (ratio) 1377b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 3 active cores\n", 1378103a8feaSLen Brown ratio, bclk, ratio * bclk); 1379103a8feaSLen Brown 1380103a8feaSLen Brown ratio = (msr >> 8) & 0xFF; 1381103a8feaSLen Brown if (ratio) 1382b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 2 active cores\n", 1383103a8feaSLen Brown ratio, bclk, ratio * bclk); 1384103a8feaSLen Brown 1385103a8feaSLen Brown ratio = (msr >> 0) & 0xFF; 1386103a8feaSLen Brown if (ratio) 1387b7d8c148SLen Brown fprintf(outf, "%d * %.0f = %.0f MHz max turbo 1 active cores\n", 1388103a8feaSLen Brown ratio, bclk, ratio * bclk); 1389fcd17211SLen Brown return; 1390fcd17211SLen Brown } 13913a9a941dSLen Brown 1392fcd17211SLen Brown static void 1393fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(void) 1394fb5d4327SDasaratharaman Chandramouli { 1395cbf97abaSHubert Chrzaniuk const unsigned int buckets_no = 7; 1396cbf97abaSHubert Chrzaniuk 1397fb5d4327SDasaratharaman Chandramouli unsigned long long msr; 1398cbf97abaSHubert Chrzaniuk int delta_cores, delta_ratio; 1399cbf97abaSHubert Chrzaniuk int i, b_nr; 1400cbf97abaSHubert Chrzaniuk unsigned int cores[buckets_no]; 1401cbf97abaSHubert Chrzaniuk unsigned int ratio[buckets_no]; 1402fb5d4327SDasaratharaman Chandramouli 14037ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_TURBO_RATIO_LIMIT, &msr); 1404fb5d4327SDasaratharaman Chandramouli 1405b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", 1406bfae2052SLen Brown base_cpu, msr); 1407fb5d4327SDasaratharaman Chandramouli 1408fb5d4327SDasaratharaman Chandramouli /** 1409fb5d4327SDasaratharaman Chandramouli * Turbo encoding in KNL is as follows: 1410cbf97abaSHubert Chrzaniuk * [0] -- Reserved 1411cbf97abaSHubert Chrzaniuk * [7:1] -- Base value of number of active cores of bucket 1. 1412fb5d4327SDasaratharaman Chandramouli * [15:8] -- Base value of freq ratio of bucket 1. 1413fb5d4327SDasaratharaman Chandramouli * [20:16] -- +ve delta of number of active cores of bucket 2. 1414fb5d4327SDasaratharaman Chandramouli * i.e. active cores of bucket 2 = 1415fb5d4327SDasaratharaman Chandramouli * active cores of bucket 1 + delta 1416fb5d4327SDasaratharaman Chandramouli * [23:21] -- Negative delta of freq ratio of bucket 2. 1417fb5d4327SDasaratharaman Chandramouli * i.e. freq ratio of bucket 2 = 1418fb5d4327SDasaratharaman Chandramouli * freq ratio of bucket 1 - delta 1419fb5d4327SDasaratharaman Chandramouli * [28:24]-- +ve delta of number of active cores of bucket 3. 1420fb5d4327SDasaratharaman Chandramouli * [31:29]-- -ve delta of freq ratio of bucket 3. 1421fb5d4327SDasaratharaman Chandramouli * [36:32]-- +ve delta of number of active cores of bucket 4. 1422fb5d4327SDasaratharaman Chandramouli * [39:37]-- -ve delta of freq ratio of bucket 4. 1423fb5d4327SDasaratharaman Chandramouli * [44:40]-- +ve delta of number of active cores of bucket 5. 1424fb5d4327SDasaratharaman Chandramouli * [47:45]-- -ve delta of freq ratio of bucket 5. 1425fb5d4327SDasaratharaman Chandramouli * [52:48]-- +ve delta of number of active cores of bucket 6. 1426fb5d4327SDasaratharaman Chandramouli * [55:53]-- -ve delta of freq ratio of bucket 6. 1427fb5d4327SDasaratharaman Chandramouli * [60:56]-- +ve delta of number of active cores of bucket 7. 1428fb5d4327SDasaratharaman Chandramouli * [63:61]-- -ve delta of freq ratio of bucket 7. 1429fb5d4327SDasaratharaman Chandramouli */ 1430fb5d4327SDasaratharaman Chandramouli 1431cbf97abaSHubert Chrzaniuk b_nr = 0; 1432cbf97abaSHubert Chrzaniuk cores[b_nr] = (msr & 0xFF) >> 1; 1433cbf97abaSHubert Chrzaniuk ratio[b_nr] = (msr >> 8) & 0xFF; 1434cbf97abaSHubert Chrzaniuk 1435cbf97abaSHubert Chrzaniuk for (i = 16; i < 64; i += 8) { 1436fb5d4327SDasaratharaman Chandramouli delta_cores = (msr >> i) & 0x1F; 1437cbf97abaSHubert Chrzaniuk delta_ratio = (msr >> (i + 5)) & 0x7; 1438fb5d4327SDasaratharaman Chandramouli 1439cbf97abaSHubert Chrzaniuk cores[b_nr + 1] = cores[b_nr] + delta_cores; 1440cbf97abaSHubert Chrzaniuk ratio[b_nr + 1] = ratio[b_nr] - delta_ratio; 1441cbf97abaSHubert Chrzaniuk b_nr++; 1442cbf97abaSHubert Chrzaniuk } 1443cbf97abaSHubert Chrzaniuk 1444cbf97abaSHubert Chrzaniuk for (i = buckets_no - 1; i >= 0; i--) 1445cbf97abaSHubert Chrzaniuk if (i > 0 ? ratio[i] != ratio[i - 1] : 1) 1446b7d8c148SLen Brown fprintf(outf, 1447fb5d4327SDasaratharaman Chandramouli "%d * %.0f = %.0f MHz max turbo %d active cores\n", 1448cbf97abaSHubert Chrzaniuk ratio[i], bclk, ratio[i] * bclk, cores[i]); 1449fb5d4327SDasaratharaman Chandramouli } 1450fb5d4327SDasaratharaman Chandramouli 1451fb5d4327SDasaratharaman Chandramouli static void 1452fcd17211SLen Brown dump_nhm_cst_cfg(void) 1453fcd17211SLen Brown { 1454fcd17211SLen Brown unsigned long long msr; 1455fcd17211SLen Brown 14567ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 1457fcd17211SLen Brown 1458fcd17211SLen Brown #define SNB_C1_AUTO_UNDEMOTE (1UL << 27) 1459fcd17211SLen Brown #define SNB_C3_AUTO_UNDEMOTE (1UL << 28) 1460fcd17211SLen Brown 1461b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr); 1462fcd17211SLen Brown 1463b7d8c148SLen Brown fprintf(outf, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n", 1464fcd17211SLen Brown (msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "", 1465fcd17211SLen Brown (msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "", 1466fcd17211SLen Brown (msr & NHM_C3_AUTO_DEMOTE) ? "demote-C3, " : "", 1467fcd17211SLen Brown (msr & NHM_C1_AUTO_DEMOTE) ? "demote-C1, " : "", 1468fcd17211SLen Brown (msr & (1 << 15)) ? "" : "UN", 1469fcd17211SLen Brown (unsigned int)msr & 7, 1470fcd17211SLen Brown pkg_cstate_limit_strings[pkg_cstate_limit]); 1471fcd17211SLen Brown return; 1472103a8feaSLen Brown } 1473103a8feaSLen Brown 14746fb3143bSLen Brown static void 14756fb3143bSLen Brown dump_config_tdp(void) 14766fb3143bSLen Brown { 14776fb3143bSLen Brown unsigned long long msr; 14786fb3143bSLen Brown 14796fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr); 1480b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr); 1481b7d8c148SLen Brown fprintf(outf, " (base_ratio=%d)\n", (unsigned int)msr & 0xEF); 14826fb3143bSLen Brown 14836fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr); 1484b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr); 14856fb3143bSLen Brown if (msr) { 1486b7d8c148SLen Brown fprintf(outf, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0xEFFF); 1487b7d8c148SLen Brown fprintf(outf, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0xEFFF); 1488b7d8c148SLen Brown fprintf(outf, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF); 1489b7d8c148SLen Brown fprintf(outf, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0xEFFF); 14906fb3143bSLen Brown } 1491b7d8c148SLen Brown fprintf(outf, ")\n"); 14926fb3143bSLen Brown 14936fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr); 1494b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr); 14956fb3143bSLen Brown if (msr) { 1496b7d8c148SLen Brown fprintf(outf, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0xEFFF); 1497b7d8c148SLen Brown fprintf(outf, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0xEFFF); 1498b7d8c148SLen Brown fprintf(outf, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF); 1499b7d8c148SLen Brown fprintf(outf, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0xEFFF); 15006fb3143bSLen Brown } 1501b7d8c148SLen Brown fprintf(outf, ")\n"); 15026fb3143bSLen Brown 15036fb3143bSLen Brown get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr); 1504b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr); 15056fb3143bSLen Brown if ((msr) & 0x3) 1506b7d8c148SLen Brown fprintf(outf, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3); 1507b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1508b7d8c148SLen Brown fprintf(outf, ")\n"); 15096fb3143bSLen Brown 15106fb3143bSLen Brown get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr); 1511b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr); 1512b7d8c148SLen Brown fprintf(outf, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0x7F); 1513b7d8c148SLen Brown fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); 1514b7d8c148SLen Brown fprintf(outf, ")\n"); 15156fb3143bSLen Brown } 151636229897SLen Brown void free_fd_percpu(void) 151736229897SLen Brown { 151836229897SLen Brown int i; 151936229897SLen Brown 152036229897SLen Brown for (i = 0; i < topo.max_cpu_num; ++i) { 152136229897SLen Brown if (fd_percpu[i] != 0) 152236229897SLen Brown close(fd_percpu[i]); 152336229897SLen Brown } 152436229897SLen Brown 152536229897SLen Brown free(fd_percpu); 152636229897SLen Brown } 15276fb3143bSLen Brown 1528c98d5d94SLen Brown void free_all_buffers(void) 1529103a8feaSLen Brown { 1530c98d5d94SLen Brown CPU_FREE(cpu_present_set); 1531c98d5d94SLen Brown cpu_present_set = NULL; 153236229897SLen Brown cpu_present_setsize = 0; 1533103a8feaSLen Brown 1534c98d5d94SLen Brown CPU_FREE(cpu_affinity_set); 1535c98d5d94SLen Brown cpu_affinity_set = NULL; 1536c98d5d94SLen Brown cpu_affinity_setsize = 0; 1537103a8feaSLen Brown 1538c98d5d94SLen Brown free(thread_even); 1539c98d5d94SLen Brown free(core_even); 1540c98d5d94SLen Brown free(package_even); 1541103a8feaSLen Brown 1542c98d5d94SLen Brown thread_even = NULL; 1543c98d5d94SLen Brown core_even = NULL; 1544c98d5d94SLen Brown package_even = NULL; 1545103a8feaSLen Brown 1546c98d5d94SLen Brown free(thread_odd); 1547c98d5d94SLen Brown free(core_odd); 1548c98d5d94SLen Brown free(package_odd); 1549103a8feaSLen Brown 1550c98d5d94SLen Brown thread_odd = NULL; 1551c98d5d94SLen Brown core_odd = NULL; 1552c98d5d94SLen Brown package_odd = NULL; 1553103a8feaSLen Brown 1554c98d5d94SLen Brown free(output_buffer); 1555c98d5d94SLen Brown output_buffer = NULL; 1556c98d5d94SLen Brown outp = NULL; 155736229897SLen Brown 155836229897SLen Brown free_fd_percpu(); 1559562a2d37SLen Brown 1560562a2d37SLen Brown free(irq_column_2_cpu); 1561562a2d37SLen Brown free(irqs_per_cpu); 1562103a8feaSLen Brown } 1563103a8feaSLen Brown 1564103a8feaSLen Brown /* 156557a42a34SJosh Triplett * Open a file, and exit on failure 156657a42a34SJosh Triplett */ 156757a42a34SJosh Triplett FILE *fopen_or_die(const char *path, const char *mode) 156857a42a34SJosh Triplett { 1569b7d8c148SLen Brown FILE *filep = fopen(path, mode); 1570b2c95d90SJosh Triplett if (!filep) 1571b2c95d90SJosh Triplett err(1, "%s: open failed", path); 157257a42a34SJosh Triplett return filep; 157357a42a34SJosh Triplett } 157457a42a34SJosh Triplett 157557a42a34SJosh Triplett /* 157695aebc44SJosh Triplett * Parse a file containing a single int. 157795aebc44SJosh Triplett */ 157895aebc44SJosh Triplett int parse_int_file(const char *fmt, ...) 157995aebc44SJosh Triplett { 158095aebc44SJosh Triplett va_list args; 158195aebc44SJosh Triplett char path[PATH_MAX]; 158295aebc44SJosh Triplett FILE *filep; 158395aebc44SJosh Triplett int value; 158495aebc44SJosh Triplett 158595aebc44SJosh Triplett va_start(args, fmt); 158695aebc44SJosh Triplett vsnprintf(path, sizeof(path), fmt, args); 158795aebc44SJosh Triplett va_end(args); 158857a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1589b2c95d90SJosh Triplett if (fscanf(filep, "%d", &value) != 1) 1590b2c95d90SJosh Triplett err(1, "%s: failed to parse number from file", path); 159195aebc44SJosh Triplett fclose(filep); 159295aebc44SJosh Triplett return value; 159395aebc44SJosh Triplett } 159495aebc44SJosh Triplett 159595aebc44SJosh Triplett /* 1596e275b388SDasaratharaman Chandramouli * get_cpu_position_in_core(cpu) 1597e275b388SDasaratharaman Chandramouli * return the position of the CPU among its HT siblings in the core 1598e275b388SDasaratharaman Chandramouli * return -1 if the sibling is not in list 1599103a8feaSLen Brown */ 1600e275b388SDasaratharaman Chandramouli int get_cpu_position_in_core(int cpu) 1601103a8feaSLen Brown { 1602e275b388SDasaratharaman Chandramouli char path[64]; 1603e275b388SDasaratharaman Chandramouli FILE *filep; 1604e275b388SDasaratharaman Chandramouli int this_cpu; 1605e275b388SDasaratharaman Chandramouli char character; 1606e275b388SDasaratharaman Chandramouli int i; 1607e275b388SDasaratharaman Chandramouli 1608e275b388SDasaratharaman Chandramouli sprintf(path, 1609e275b388SDasaratharaman Chandramouli "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", 1610e275b388SDasaratharaman Chandramouli cpu); 1611e275b388SDasaratharaman Chandramouli filep = fopen(path, "r"); 1612e275b388SDasaratharaman Chandramouli if (filep == NULL) { 1613e275b388SDasaratharaman Chandramouli perror(path); 1614e275b388SDasaratharaman Chandramouli exit(1); 1615e275b388SDasaratharaman Chandramouli } 1616e275b388SDasaratharaman Chandramouli 1617e275b388SDasaratharaman Chandramouli for (i = 0; i < topo.num_threads_per_core; i++) { 1618e275b388SDasaratharaman Chandramouli fscanf(filep, "%d", &this_cpu); 1619e275b388SDasaratharaman Chandramouli if (this_cpu == cpu) { 1620e275b388SDasaratharaman Chandramouli fclose(filep); 1621e275b388SDasaratharaman Chandramouli return i; 1622e275b388SDasaratharaman Chandramouli } 1623e275b388SDasaratharaman Chandramouli 1624e275b388SDasaratharaman Chandramouli /* Account for no separator after last thread*/ 1625e275b388SDasaratharaman Chandramouli if (i != (topo.num_threads_per_core - 1)) 1626e275b388SDasaratharaman Chandramouli fscanf(filep, "%c", &character); 1627e275b388SDasaratharaman Chandramouli } 1628e275b388SDasaratharaman Chandramouli 1629e275b388SDasaratharaman Chandramouli fclose(filep); 1630e275b388SDasaratharaman Chandramouli return -1; 1631c98d5d94SLen Brown } 1632103a8feaSLen Brown 1633c98d5d94SLen Brown /* 1634c98d5d94SLen Brown * cpu_is_first_core_in_package(cpu) 1635c98d5d94SLen Brown * return 1 if given CPU is 1st core in package 1636c98d5d94SLen Brown */ 1637c98d5d94SLen Brown int cpu_is_first_core_in_package(int cpu) 1638c98d5d94SLen Brown { 163995aebc44SJosh Triplett return cpu == parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_siblings_list", cpu); 1640103a8feaSLen Brown } 1641103a8feaSLen Brown 1642103a8feaSLen Brown int get_physical_package_id(int cpu) 1643103a8feaSLen Brown { 164495aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/physical_package_id", cpu); 1645103a8feaSLen Brown } 1646103a8feaSLen Brown 1647103a8feaSLen Brown int get_core_id(int cpu) 1648103a8feaSLen Brown { 164995aebc44SJosh Triplett return parse_int_file("/sys/devices/system/cpu/cpu%d/topology/core_id", cpu); 1650103a8feaSLen Brown } 1651103a8feaSLen Brown 1652c98d5d94SLen Brown int get_num_ht_siblings(int cpu) 1653c98d5d94SLen Brown { 1654c98d5d94SLen Brown char path[80]; 1655c98d5d94SLen Brown FILE *filep; 1656e275b388SDasaratharaman Chandramouli int sib1; 1657e275b388SDasaratharaman Chandramouli int matches = 0; 1658c98d5d94SLen Brown char character; 1659e275b388SDasaratharaman Chandramouli char str[100]; 1660e275b388SDasaratharaman Chandramouli char *ch; 1661c98d5d94SLen Brown 1662c98d5d94SLen Brown sprintf(path, "/sys/devices/system/cpu/cpu%d/topology/thread_siblings_list", cpu); 166357a42a34SJosh Triplett filep = fopen_or_die(path, "r"); 1664e275b388SDasaratharaman Chandramouli 1665103a8feaSLen Brown /* 1666c98d5d94SLen Brown * file format: 1667e275b388SDasaratharaman Chandramouli * A ',' separated or '-' separated set of numbers 1668e275b388SDasaratharaman Chandramouli * (eg 1-2 or 1,3,4,5) 1669c98d5d94SLen Brown */ 1670e275b388SDasaratharaman Chandramouli fscanf(filep, "%d%c\n", &sib1, &character); 1671e275b388SDasaratharaman Chandramouli fseek(filep, 0, SEEK_SET); 1672e275b388SDasaratharaman Chandramouli fgets(str, 100, filep); 1673e275b388SDasaratharaman Chandramouli ch = strchr(str, character); 1674e275b388SDasaratharaman Chandramouli while (ch != NULL) { 1675e275b388SDasaratharaman Chandramouli matches++; 1676e275b388SDasaratharaman Chandramouli ch = strchr(ch+1, character); 1677e275b388SDasaratharaman Chandramouli } 1678c98d5d94SLen Brown 1679c98d5d94SLen Brown fclose(filep); 1680e275b388SDasaratharaman Chandramouli return matches+1; 1681c98d5d94SLen Brown } 1682c98d5d94SLen Brown 1683c98d5d94SLen Brown /* 1684c98d5d94SLen Brown * run func(thread, core, package) in topology order 1685c98d5d94SLen Brown * skip non-present cpus 1686103a8feaSLen Brown */ 1687103a8feaSLen Brown 1688c98d5d94SLen Brown int for_all_cpus_2(int (func)(struct thread_data *, struct core_data *, 1689c98d5d94SLen Brown struct pkg_data *, struct thread_data *, struct core_data *, 1690c98d5d94SLen Brown struct pkg_data *), struct thread_data *thread_base, 1691c98d5d94SLen Brown struct core_data *core_base, struct pkg_data *pkg_base, 1692c98d5d94SLen Brown struct thread_data *thread_base2, struct core_data *core_base2, 1693c98d5d94SLen Brown struct pkg_data *pkg_base2) 1694c98d5d94SLen Brown { 1695c98d5d94SLen Brown int retval, pkg_no, core_no, thread_no; 1696c98d5d94SLen Brown 1697c98d5d94SLen Brown for (pkg_no = 0; pkg_no < topo.num_packages; ++pkg_no) { 1698c98d5d94SLen Brown for (core_no = 0; core_no < topo.num_cores_per_pkg; ++core_no) { 1699c98d5d94SLen Brown for (thread_no = 0; thread_no < 1700c98d5d94SLen Brown topo.num_threads_per_core; ++thread_no) { 1701c98d5d94SLen Brown struct thread_data *t, *t2; 1702c98d5d94SLen Brown struct core_data *c, *c2; 1703c98d5d94SLen Brown struct pkg_data *p, *p2; 1704c98d5d94SLen Brown 1705c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_no, core_no, pkg_no); 1706c98d5d94SLen Brown 1707c98d5d94SLen Brown if (cpu_is_not_present(t->cpu_id)) 1708c98d5d94SLen Brown continue; 1709c98d5d94SLen Brown 1710c98d5d94SLen Brown t2 = GET_THREAD(thread_base2, thread_no, core_no, pkg_no); 1711c98d5d94SLen Brown 1712c98d5d94SLen Brown c = GET_CORE(core_base, core_no, pkg_no); 1713c98d5d94SLen Brown c2 = GET_CORE(core_base2, core_no, pkg_no); 1714c98d5d94SLen Brown 1715c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_no); 1716c98d5d94SLen Brown p2 = GET_PKG(pkg_base2, pkg_no); 1717c98d5d94SLen Brown 1718c98d5d94SLen Brown retval = func(t, c, p, t2, c2, p2); 1719c98d5d94SLen Brown if (retval) 1720c98d5d94SLen Brown return retval; 1721c98d5d94SLen Brown } 1722c98d5d94SLen Brown } 1723c98d5d94SLen Brown } 1724c98d5d94SLen Brown return 0; 1725c98d5d94SLen Brown } 1726c98d5d94SLen Brown 1727c98d5d94SLen Brown /* 1728c98d5d94SLen Brown * run func(cpu) on every cpu in /proc/stat 1729c98d5d94SLen Brown * return max_cpu number 1730c98d5d94SLen Brown */ 1731c98d5d94SLen Brown int for_all_proc_cpus(int (func)(int)) 1732103a8feaSLen Brown { 1733103a8feaSLen Brown FILE *fp; 1734c98d5d94SLen Brown int cpu_num; 1735103a8feaSLen Brown int retval; 1736103a8feaSLen Brown 173757a42a34SJosh Triplett fp = fopen_or_die(proc_stat, "r"); 1738103a8feaSLen Brown 1739103a8feaSLen Brown retval = fscanf(fp, "cpu %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n"); 1740b2c95d90SJosh Triplett if (retval != 0) 1741b2c95d90SJosh Triplett err(1, "%s: failed to parse format", proc_stat); 1742103a8feaSLen Brown 1743c98d5d94SLen Brown while (1) { 1744c98d5d94SLen Brown retval = fscanf(fp, "cpu%u %*d %*d %*d %*d %*d %*d %*d %*d %*d %*d\n", &cpu_num); 1745103a8feaSLen Brown if (retval != 1) 1746103a8feaSLen Brown break; 1747103a8feaSLen Brown 1748c98d5d94SLen Brown retval = func(cpu_num); 1749c98d5d94SLen Brown if (retval) { 1750c98d5d94SLen Brown fclose(fp); 1751c98d5d94SLen Brown return(retval); 1752c98d5d94SLen Brown } 1753103a8feaSLen Brown } 1754103a8feaSLen Brown fclose(fp); 1755c98d5d94SLen Brown return 0; 1756103a8feaSLen Brown } 1757103a8feaSLen Brown 1758103a8feaSLen Brown void re_initialize(void) 1759103a8feaSLen Brown { 1760c98d5d94SLen Brown free_all_buffers(); 1761c98d5d94SLen Brown setup_all_buffers(); 1762c98d5d94SLen Brown printf("turbostat: re-initialized with num_cpus %d\n", topo.num_cpus); 1763103a8feaSLen Brown } 1764103a8feaSLen Brown 1765c98d5d94SLen Brown 1766103a8feaSLen Brown /* 1767c98d5d94SLen Brown * count_cpus() 1768c98d5d94SLen Brown * remember the last one seen, it will be the max 1769103a8feaSLen Brown */ 1770c98d5d94SLen Brown int count_cpus(int cpu) 1771103a8feaSLen Brown { 1772c98d5d94SLen Brown if (topo.max_cpu_num < cpu) 1773c98d5d94SLen Brown topo.max_cpu_num = cpu; 1774103a8feaSLen Brown 1775c98d5d94SLen Brown topo.num_cpus += 1; 1776c98d5d94SLen Brown return 0; 1777103a8feaSLen Brown } 1778c98d5d94SLen Brown int mark_cpu_present(int cpu) 1779c98d5d94SLen Brown { 1780c98d5d94SLen Brown CPU_SET_S(cpu, cpu_present_setsize, cpu_present_set); 178115aaa346SLen Brown return 0; 1782103a8feaSLen Brown } 1783103a8feaSLen Brown 1784562a2d37SLen Brown /* 1785562a2d37SLen Brown * snapshot_proc_interrupts() 1786562a2d37SLen Brown * 1787562a2d37SLen Brown * read and record summary of /proc/interrupts 1788562a2d37SLen Brown * 1789562a2d37SLen Brown * return 1 if config change requires a restart, else return 0 1790562a2d37SLen Brown */ 1791562a2d37SLen Brown int snapshot_proc_interrupts(void) 1792562a2d37SLen Brown { 1793562a2d37SLen Brown static FILE *fp; 1794562a2d37SLen Brown int column, retval; 1795562a2d37SLen Brown 1796562a2d37SLen Brown if (fp == NULL) 1797562a2d37SLen Brown fp = fopen_or_die("/proc/interrupts", "r"); 1798562a2d37SLen Brown else 1799562a2d37SLen Brown rewind(fp); 1800562a2d37SLen Brown 1801562a2d37SLen Brown /* read 1st line of /proc/interrupts to get cpu* name for each column */ 1802562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 1803562a2d37SLen Brown int cpu_number; 1804562a2d37SLen Brown 1805562a2d37SLen Brown retval = fscanf(fp, " CPU%d", &cpu_number); 1806562a2d37SLen Brown if (retval != 1) 1807562a2d37SLen Brown break; 1808562a2d37SLen Brown 1809562a2d37SLen Brown if (cpu_number > topo.max_cpu_num) { 1810562a2d37SLen Brown warn("/proc/interrupts: cpu%d: > %d", cpu_number, topo.max_cpu_num); 1811562a2d37SLen Brown return 1; 1812562a2d37SLen Brown } 1813562a2d37SLen Brown 1814562a2d37SLen Brown irq_column_2_cpu[column] = cpu_number; 1815562a2d37SLen Brown irqs_per_cpu[cpu_number] = 0; 1816562a2d37SLen Brown } 1817562a2d37SLen Brown 1818562a2d37SLen Brown /* read /proc/interrupt count lines and sum up irqs per cpu */ 1819562a2d37SLen Brown while (1) { 1820562a2d37SLen Brown int column; 1821562a2d37SLen Brown char buf[64]; 1822562a2d37SLen Brown 1823562a2d37SLen Brown retval = fscanf(fp, " %s:", buf); /* flush irq# "N:" */ 1824562a2d37SLen Brown if (retval != 1) 1825562a2d37SLen Brown break; 1826562a2d37SLen Brown 1827562a2d37SLen Brown /* read the count per cpu */ 1828562a2d37SLen Brown for (column = 0; column < topo.num_cpus; ++column) { 1829562a2d37SLen Brown 1830562a2d37SLen Brown int cpu_number, irq_count; 1831562a2d37SLen Brown 1832562a2d37SLen Brown retval = fscanf(fp, " %d", &irq_count); 1833562a2d37SLen Brown if (retval != 1) 1834562a2d37SLen Brown break; 1835562a2d37SLen Brown 1836562a2d37SLen Brown cpu_number = irq_column_2_cpu[column]; 1837562a2d37SLen Brown irqs_per_cpu[cpu_number] += irq_count; 1838562a2d37SLen Brown 1839562a2d37SLen Brown } 1840562a2d37SLen Brown 1841562a2d37SLen Brown while (getc(fp) != '\n') 1842562a2d37SLen Brown ; /* flush interrupt description */ 1843562a2d37SLen Brown 1844562a2d37SLen Brown } 1845562a2d37SLen Brown return 0; 1846562a2d37SLen Brown } 1847*27d47356SLen Brown /* 1848*27d47356SLen Brown * snapshot_gfx_mhz() 1849*27d47356SLen Brown * 1850*27d47356SLen Brown * record snapshot of 1851*27d47356SLen Brown * /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz 1852*27d47356SLen Brown * 1853*27d47356SLen Brown * return 1 if config change requires a restart, else return 0 1854*27d47356SLen Brown */ 1855*27d47356SLen Brown int snapshot_gfx_mhz(void) 1856*27d47356SLen Brown { 1857*27d47356SLen Brown static FILE *fp; 1858*27d47356SLen Brown int retval; 1859*27d47356SLen Brown 1860*27d47356SLen Brown if (fp == NULL) 1861*27d47356SLen Brown fp = fopen_or_die("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", "r"); 1862*27d47356SLen Brown else 1863*27d47356SLen Brown rewind(fp); 1864*27d47356SLen Brown 1865*27d47356SLen Brown retval = fscanf(fp, "%d", &gfx_cur_mhz); 1866*27d47356SLen Brown if (retval != 1) 1867*27d47356SLen Brown err(1, "GFX MHz"); 1868*27d47356SLen Brown 1869*27d47356SLen Brown return 0; 1870*27d47356SLen Brown } 1871562a2d37SLen Brown 1872562a2d37SLen Brown /* 1873562a2d37SLen Brown * snapshot /proc and /sys files 1874562a2d37SLen Brown * 1875562a2d37SLen Brown * return 1 if configuration restart needed, else return 0 1876562a2d37SLen Brown */ 1877562a2d37SLen Brown int snapshot_proc_sysfs_files(void) 1878562a2d37SLen Brown { 1879562a2d37SLen Brown if (snapshot_proc_interrupts()) 1880562a2d37SLen Brown return 1; 1881562a2d37SLen Brown 1882*27d47356SLen Brown if (do_gfx_mhz) 1883*27d47356SLen Brown snapshot_gfx_mhz(); 1884*27d47356SLen Brown 1885562a2d37SLen Brown return 0; 1886562a2d37SLen Brown } 1887562a2d37SLen Brown 1888103a8feaSLen Brown void turbostat_loop() 1889103a8feaSLen Brown { 1890c98d5d94SLen Brown int retval; 1891e52966c0SLen Brown int restarted = 0; 1892c98d5d94SLen Brown 1893103a8feaSLen Brown restart: 1894e52966c0SLen Brown restarted++; 1895e52966c0SLen Brown 1896562a2d37SLen Brown snapshot_proc_sysfs_files(); 1897c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1898d91bb17cSLen Brown if (retval < -1) { 1899d91bb17cSLen Brown exit(retval); 1900d91bb17cSLen Brown } else if (retval == -1) { 1901e52966c0SLen Brown if (restarted > 1) { 1902e52966c0SLen Brown exit(retval); 1903e52966c0SLen Brown } 1904c98d5d94SLen Brown re_initialize(); 1905c98d5d94SLen Brown goto restart; 1906c98d5d94SLen Brown } 1907e52966c0SLen Brown restarted = 0; 1908103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1909103a8feaSLen Brown 1910103a8feaSLen Brown while (1) { 1911c98d5d94SLen Brown if (for_all_proc_cpus(cpu_is_not_present)) { 1912103a8feaSLen Brown re_initialize(); 1913103a8feaSLen Brown goto restart; 1914103a8feaSLen Brown } 19152a0609c0SLen Brown nanosleep(&interval_ts, NULL); 1916562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 1917562a2d37SLen Brown goto restart; 1918c98d5d94SLen Brown retval = for_all_cpus(get_counters, ODD_COUNTERS); 1919d91bb17cSLen Brown if (retval < -1) { 1920d91bb17cSLen Brown exit(retval); 1921d91bb17cSLen Brown } else if (retval == -1) { 192215aaa346SLen Brown re_initialize(); 192315aaa346SLen Brown goto restart; 192415aaa346SLen Brown } 1925103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 1926103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 1927c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 1928c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 1929c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 1930b7d8c148SLen Brown flush_output_stdout(); 19312a0609c0SLen Brown nanosleep(&interval_ts, NULL); 1932562a2d37SLen Brown if (snapshot_proc_sysfs_files()) 1933562a2d37SLen Brown goto restart; 1934c98d5d94SLen Brown retval = for_all_cpus(get_counters, EVEN_COUNTERS); 1935d91bb17cSLen Brown if (retval < -1) { 1936d91bb17cSLen Brown exit(retval); 1937d91bb17cSLen Brown } else if (retval == -1) { 1938103a8feaSLen Brown re_initialize(); 1939103a8feaSLen Brown goto restart; 1940103a8feaSLen Brown } 1941103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 1942103a8feaSLen Brown timersub(&tv_even, &tv_odd, &tv_delta); 1943c98d5d94SLen Brown for_all_cpus_2(delta_cpu, EVEN_COUNTERS, ODD_COUNTERS); 1944c98d5d94SLen Brown compute_average(ODD_COUNTERS); 1945c98d5d94SLen Brown format_all_counters(ODD_COUNTERS); 1946b7d8c148SLen Brown flush_output_stdout(); 1947103a8feaSLen Brown } 1948103a8feaSLen Brown } 1949103a8feaSLen Brown 1950103a8feaSLen Brown void check_dev_msr() 1951103a8feaSLen Brown { 1952103a8feaSLen Brown struct stat sb; 19537ce7d5deSPrarit Bhargava char pathname[32]; 1954103a8feaSLen Brown 19557ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 19567ce7d5deSPrarit Bhargava if (stat(pathname, &sb)) 1957a21d38c8SLen Brown if (system("/sbin/modprobe msr > /dev/null 2>&1")) 1958d7899447SLen Brown err(-5, "no /dev/cpu/0/msr, Try \"# modprobe msr\" "); 1959103a8feaSLen Brown } 1960103a8feaSLen Brown 196198481e79SLen Brown void check_permissions() 1962103a8feaSLen Brown { 196398481e79SLen Brown struct __user_cap_header_struct cap_header_data; 196498481e79SLen Brown cap_user_header_t cap_header = &cap_header_data; 196598481e79SLen Brown struct __user_cap_data_struct cap_data_data; 196698481e79SLen Brown cap_user_data_t cap_data = &cap_data_data; 196798481e79SLen Brown extern int capget(cap_user_header_t hdrp, cap_user_data_t datap); 196898481e79SLen Brown int do_exit = 0; 19697ce7d5deSPrarit Bhargava char pathname[32]; 197098481e79SLen Brown 197198481e79SLen Brown /* check for CAP_SYS_RAWIO */ 197298481e79SLen Brown cap_header->pid = getpid(); 197398481e79SLen Brown cap_header->version = _LINUX_CAPABILITY_VERSION; 197498481e79SLen Brown if (capget(cap_header, cap_data) < 0) 197598481e79SLen Brown err(-6, "capget(2) failed"); 197698481e79SLen Brown 197798481e79SLen Brown if ((cap_data->effective & (1 << CAP_SYS_RAWIO)) == 0) { 197898481e79SLen Brown do_exit++; 197998481e79SLen Brown warnx("capget(CAP_SYS_RAWIO) failed," 198098481e79SLen Brown " try \"# setcap cap_sys_rawio=ep %s\"", progname); 198198481e79SLen Brown } 198298481e79SLen Brown 198398481e79SLen Brown /* test file permissions */ 19847ce7d5deSPrarit Bhargava sprintf(pathname, "/dev/cpu/%d/msr", base_cpu); 19857ce7d5deSPrarit Bhargava if (euidaccess(pathname, R_OK)) { 198698481e79SLen Brown do_exit++; 198798481e79SLen Brown warn("/dev/cpu/0/msr open failed, try chown or chmod +r /dev/cpu/*/msr"); 198898481e79SLen Brown } 198998481e79SLen Brown 199098481e79SLen Brown /* if all else fails, thell them to be root */ 199198481e79SLen Brown if (do_exit) 1992b2c95d90SJosh Triplett if (getuid() != 0) 1993d7899447SLen Brown warnx("... or simply run as root"); 199498481e79SLen Brown 199598481e79SLen Brown if (do_exit) 199698481e79SLen Brown exit(-6); 1997103a8feaSLen Brown } 1998103a8feaSLen Brown 1999d7899447SLen Brown /* 2000d7899447SLen Brown * NHM adds support for additional MSRs: 2001d7899447SLen Brown * 2002d7899447SLen Brown * MSR_SMI_COUNT 0x00000034 2003d7899447SLen Brown * 2004ec0adc53SLen Brown * MSR_PLATFORM_INFO 0x000000ce 2005d7899447SLen Brown * MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2 2006d7899447SLen Brown * 2007d7899447SLen Brown * MSR_PKG_C3_RESIDENCY 0x000003f8 2008d7899447SLen Brown * MSR_PKG_C6_RESIDENCY 0x000003f9 2009d7899447SLen Brown * MSR_CORE_C3_RESIDENCY 0x000003fc 2010d7899447SLen Brown * MSR_CORE_C6_RESIDENCY 0x000003fd 2011d7899447SLen Brown * 2012ee7e38e3SLen Brown * Side effect: 2013ee7e38e3SLen Brown * sets global pkg_cstate_limit to decode MSR_NHM_SNB_PKG_CST_CFG_CTL 2014d7899447SLen Brown */ 2015ee7e38e3SLen Brown int probe_nhm_msrs(unsigned int family, unsigned int model) 2016103a8feaSLen Brown { 2017ee7e38e3SLen Brown unsigned long long msr; 201821ed5574SLen Brown unsigned int base_ratio; 2019ee7e38e3SLen Brown int *pkg_cstate_limits; 2020ee7e38e3SLen Brown 2021103a8feaSLen Brown if (!genuine_intel) 2022103a8feaSLen Brown return 0; 2023103a8feaSLen Brown 2024103a8feaSLen Brown if (family != 6) 2025103a8feaSLen Brown return 0; 2026103a8feaSLen Brown 202721ed5574SLen Brown bclk = discover_bclk(family, model); 202821ed5574SLen Brown 2029103a8feaSLen Brown switch (model) { 2030103a8feaSLen Brown case 0x1A: /* Core i7, Xeon 5500 series - Bloomfield, Gainstown NHM-EP */ 2031103a8feaSLen Brown case 0x1E: /* Core i7 and i5 Processor - Clarksfield, Lynnfield, Jasper Forest */ 2032103a8feaSLen Brown case 0x1F: /* Core i7 and i5 Processor - Nehalem */ 2033103a8feaSLen Brown case 0x25: /* Westmere Client - Clarkdale, Arrandale */ 2034103a8feaSLen Brown case 0x2C: /* Westmere EP - Gulftown */ 2035ee7e38e3SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 2036ee7e38e3SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 2037ee7e38e3SLen Brown pkg_cstate_limits = nhm_pkg_cstate_limits; 2038ee7e38e3SLen Brown break; 2039103a8feaSLen Brown case 0x2A: /* SNB */ 2040103a8feaSLen Brown case 0x2D: /* SNB Xeon */ 2041553575f1SLen Brown case 0x3A: /* IVB */ 20421300651bSLen Brown case 0x3E: /* IVB Xeon */ 2043ee7e38e3SLen Brown pkg_cstate_limits = snb_pkg_cstate_limits; 2044ee7e38e3SLen Brown break; 204570b43400SLen Brown case 0x3C: /* HSW */ 2046e6f9bb3cSLen Brown case 0x3F: /* HSX */ 204770b43400SLen Brown case 0x45: /* HSW */ 2048149c2319SLen Brown case 0x46: /* HSW */ 20494e8e863fSLen Brown case 0x3D: /* BDW */ 205048a0631cSLen Brown case 0x47: /* BDW */ 20514e8e863fSLen Brown case 0x4F: /* BDX */ 20524e8e863fSLen Brown case 0x56: /* BDX-DE */ 20530b2bb692SLen Brown case 0x4E: /* SKL */ 20540b2bb692SLen Brown case 0x5E: /* SKL */ 2055ee7e38e3SLen Brown pkg_cstate_limits = hsw_pkg_cstate_limits; 2056ee7e38e3SLen Brown break; 2057ee7e38e3SLen Brown case 0x37: /* BYT */ 2058ee7e38e3SLen Brown case 0x4D: /* AVN */ 2059ee7e38e3SLen Brown pkg_cstate_limits = slv_pkg_cstate_limits; 2060ee7e38e3SLen Brown break; 2061ee7e38e3SLen Brown case 0x4C: /* AMT */ 2062ee7e38e3SLen Brown pkg_cstate_limits = amt_pkg_cstate_limits; 2063ee7e38e3SLen Brown break; 2064ee7e38e3SLen Brown case 0x57: /* PHI */ 2065ee7e38e3SLen Brown pkg_cstate_limits = phi_pkg_cstate_limits; 2066ee7e38e3SLen Brown break; 2067103a8feaSLen Brown default: 2068103a8feaSLen Brown return 0; 2069103a8feaSLen Brown } 20707ce7d5deSPrarit Bhargava get_msr(base_cpu, MSR_NHM_SNB_PKG_CST_CFG_CTL, &msr); 2071e9257f5fSLen Brown pkg_cstate_limit = pkg_cstate_limits[msr & 0xF]; 2072ee7e38e3SLen Brown 2073ec0adc53SLen Brown get_msr(base_cpu, MSR_PLATFORM_INFO, &msr); 207421ed5574SLen Brown base_ratio = (msr >> 8) & 0xFF; 207521ed5574SLen Brown 207621ed5574SLen Brown base_hz = base_ratio * bclk * 1000000; 207721ed5574SLen Brown has_base_hz = 1; 2078ee7e38e3SLen Brown return 1; 2079103a8feaSLen Brown } 2080d7899447SLen Brown int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model) 2081d7899447SLen Brown { 2082d7899447SLen Brown switch (model) { 2083d7899447SLen Brown /* Nehalem compatible, but do not include turbo-ratio limit support */ 2084d7899447SLen Brown case 0x2E: /* Nehalem-EX Xeon - Beckton */ 2085d7899447SLen Brown case 0x2F: /* Westmere-EX Xeon - Eagleton */ 2086cbf97abaSHubert Chrzaniuk case 0x57: /* PHI - Knights Landing (different MSR definition) */ 2087d7899447SLen Brown return 0; 2088d7899447SLen Brown default: 2089d7899447SLen Brown return 1; 2090d7899447SLen Brown } 2091d7899447SLen Brown } 20926574a5d5SLen Brown int has_ivt_turbo_ratio_limit(unsigned int family, unsigned int model) 20936574a5d5SLen Brown { 20946574a5d5SLen Brown if (!genuine_intel) 20956574a5d5SLen Brown return 0; 20966574a5d5SLen Brown 20976574a5d5SLen Brown if (family != 6) 20986574a5d5SLen Brown return 0; 20996574a5d5SLen Brown 21006574a5d5SLen Brown switch (model) { 21016574a5d5SLen Brown case 0x3E: /* IVB Xeon */ 2102fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 21036574a5d5SLen Brown return 1; 21046574a5d5SLen Brown default: 21056574a5d5SLen Brown return 0; 21066574a5d5SLen Brown } 21076574a5d5SLen Brown } 2108fcd17211SLen Brown int has_hsw_turbo_ratio_limit(unsigned int family, unsigned int model) 2109fcd17211SLen Brown { 2110fcd17211SLen Brown if (!genuine_intel) 2111fcd17211SLen Brown return 0; 2112fcd17211SLen Brown 2113fcd17211SLen Brown if (family != 6) 2114fcd17211SLen Brown return 0; 2115fcd17211SLen Brown 2116fcd17211SLen Brown switch (model) { 2117fcd17211SLen Brown case 0x3F: /* HSW Xeon */ 2118fcd17211SLen Brown return 1; 2119fcd17211SLen Brown default: 2120fcd17211SLen Brown return 0; 2121fcd17211SLen Brown } 2122fcd17211SLen Brown } 2123fcd17211SLen Brown 2124fb5d4327SDasaratharaman Chandramouli int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model) 2125fb5d4327SDasaratharaman Chandramouli { 2126fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2127fb5d4327SDasaratharaman Chandramouli return 0; 2128fb5d4327SDasaratharaman Chandramouli 2129fb5d4327SDasaratharaman Chandramouli if (family != 6) 2130fb5d4327SDasaratharaman Chandramouli return 0; 2131fb5d4327SDasaratharaman Chandramouli 2132fb5d4327SDasaratharaman Chandramouli switch (model) { 2133fb5d4327SDasaratharaman Chandramouli case 0x57: /* Knights Landing */ 2134fb5d4327SDasaratharaman Chandramouli return 1; 2135fb5d4327SDasaratharaman Chandramouli default: 2136fb5d4327SDasaratharaman Chandramouli return 0; 2137fb5d4327SDasaratharaman Chandramouli } 2138fb5d4327SDasaratharaman Chandramouli } 21396fb3143bSLen Brown int has_config_tdp(unsigned int family, unsigned int model) 21406fb3143bSLen Brown { 21416fb3143bSLen Brown if (!genuine_intel) 21426fb3143bSLen Brown return 0; 21436fb3143bSLen Brown 21446fb3143bSLen Brown if (family != 6) 21456fb3143bSLen Brown return 0; 21466fb3143bSLen Brown 21476fb3143bSLen Brown switch (model) { 21486fb3143bSLen Brown case 0x3A: /* IVB */ 21496fb3143bSLen Brown case 0x3C: /* HSW */ 21506fb3143bSLen Brown case 0x3F: /* HSX */ 21516fb3143bSLen Brown case 0x45: /* HSW */ 21526fb3143bSLen Brown case 0x46: /* HSW */ 21536fb3143bSLen Brown case 0x3D: /* BDW */ 21546fb3143bSLen Brown case 0x47: /* BDW */ 21556fb3143bSLen Brown case 0x4F: /* BDX */ 21566fb3143bSLen Brown case 0x56: /* BDX-DE */ 21576fb3143bSLen Brown case 0x4E: /* SKL */ 21586fb3143bSLen Brown case 0x5E: /* SKL */ 21596fb3143bSLen Brown 21606fb3143bSLen Brown case 0x57: /* Knights Landing */ 21616fb3143bSLen Brown return 1; 21626fb3143bSLen Brown default: 21636fb3143bSLen Brown return 0; 21646fb3143bSLen Brown } 21656fb3143bSLen Brown } 21666fb3143bSLen Brown 2167fcd17211SLen Brown static void 216858cc30a4SLen Brown dump_cstate_pstate_config_info(int family, int model) 2169fcd17211SLen Brown { 2170fcd17211SLen Brown if (!do_nhm_platform_info) 2171fcd17211SLen Brown return; 2172fcd17211SLen Brown 2173fcd17211SLen Brown dump_nhm_platform_info(); 2174fcd17211SLen Brown 2175fcd17211SLen Brown if (has_hsw_turbo_ratio_limit(family, model)) 2176fcd17211SLen Brown dump_hsw_turbo_ratio_limits(); 2177fcd17211SLen Brown 2178fcd17211SLen Brown if (has_ivt_turbo_ratio_limit(family, model)) 2179fcd17211SLen Brown dump_ivt_turbo_ratio_limits(); 2180fcd17211SLen Brown 2181fcd17211SLen Brown if (has_nhm_turbo_ratio_limit(family, model)) 2182fcd17211SLen Brown dump_nhm_turbo_ratio_limits(); 2183fcd17211SLen Brown 2184fb5d4327SDasaratharaman Chandramouli if (has_knl_turbo_ratio_limit(family, model)) 2185fb5d4327SDasaratharaman Chandramouli dump_knl_turbo_ratio_limits(); 2186fb5d4327SDasaratharaman Chandramouli 21876fb3143bSLen Brown if (has_config_tdp(family, model)) 21886fb3143bSLen Brown dump_config_tdp(); 21896fb3143bSLen Brown 2190fcd17211SLen Brown dump_nhm_cst_cfg(); 2191fcd17211SLen Brown } 2192fcd17211SLen Brown 21936574a5d5SLen Brown 2194889facbeSLen Brown /* 2195889facbeSLen Brown * print_epb() 2196889facbeSLen Brown * Decode the ENERGY_PERF_BIAS MSR 2197889facbeSLen Brown */ 2198889facbeSLen Brown int print_epb(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2199889facbeSLen Brown { 2200889facbeSLen Brown unsigned long long msr; 2201889facbeSLen Brown char *epb_string; 2202889facbeSLen Brown int cpu; 2203889facbeSLen Brown 2204889facbeSLen Brown if (!has_epb) 2205889facbeSLen Brown return 0; 2206889facbeSLen Brown 2207889facbeSLen Brown cpu = t->cpu_id; 2208889facbeSLen Brown 2209889facbeSLen Brown /* EPB is per-package */ 2210889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2211889facbeSLen Brown return 0; 2212889facbeSLen Brown 2213889facbeSLen Brown if (cpu_migrate(cpu)) { 2214b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2215889facbeSLen Brown return -1; 2216889facbeSLen Brown } 2217889facbeSLen Brown 2218889facbeSLen Brown if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr)) 2219889facbeSLen Brown return 0; 2220889facbeSLen Brown 2221e9be7dd6SLen Brown switch (msr & 0xF) { 2222889facbeSLen Brown case ENERGY_PERF_BIAS_PERFORMANCE: 2223889facbeSLen Brown epb_string = "performance"; 2224889facbeSLen Brown break; 2225889facbeSLen Brown case ENERGY_PERF_BIAS_NORMAL: 2226889facbeSLen Brown epb_string = "balanced"; 2227889facbeSLen Brown break; 2228889facbeSLen Brown case ENERGY_PERF_BIAS_POWERSAVE: 2229889facbeSLen Brown epb_string = "powersave"; 2230889facbeSLen Brown break; 2231889facbeSLen Brown default: 2232889facbeSLen Brown epb_string = "custom"; 2233889facbeSLen Brown break; 2234889facbeSLen Brown } 2235b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_ENERGY_PERF_BIAS: 0x%08llx (%s)\n", cpu, msr, epb_string); 2236889facbeSLen Brown 2237889facbeSLen Brown return 0; 2238889facbeSLen Brown } 22397f5c258eSLen Brown /* 22407f5c258eSLen Brown * print_hwp() 22417f5c258eSLen Brown * Decode the MSR_HWP_CAPABILITIES 22427f5c258eSLen Brown */ 22437f5c258eSLen Brown int print_hwp(struct thread_data *t, struct core_data *c, struct pkg_data *p) 22447f5c258eSLen Brown { 22457f5c258eSLen Brown unsigned long long msr; 22467f5c258eSLen Brown int cpu; 22477f5c258eSLen Brown 22487f5c258eSLen Brown if (!has_hwp) 22497f5c258eSLen Brown return 0; 22507f5c258eSLen Brown 22517f5c258eSLen Brown cpu = t->cpu_id; 22527f5c258eSLen Brown 22537f5c258eSLen Brown /* MSR_HWP_CAPABILITIES is per-package */ 22547f5c258eSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 22557f5c258eSLen Brown return 0; 22567f5c258eSLen Brown 22577f5c258eSLen Brown if (cpu_migrate(cpu)) { 2258b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 22597f5c258eSLen Brown return -1; 22607f5c258eSLen Brown } 22617f5c258eSLen Brown 22627f5c258eSLen Brown if (get_msr(cpu, MSR_PM_ENABLE, &msr)) 22637f5c258eSLen Brown return 0; 22647f5c258eSLen Brown 2265b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PM_ENABLE: 0x%08llx (%sHWP)\n", 22667f5c258eSLen Brown cpu, msr, (msr & (1 << 0)) ? "" : "No-"); 22677f5c258eSLen Brown 22687f5c258eSLen Brown /* MSR_PM_ENABLE[1] == 1 if HWP is enabled and MSRs visible */ 22697f5c258eSLen Brown if ((msr & (1 << 0)) == 0) 22707f5c258eSLen Brown return 0; 22717f5c258eSLen Brown 22727f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_CAPABILITIES, &msr)) 22737f5c258eSLen Brown return 0; 22747f5c258eSLen Brown 2275b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_CAPABILITIES: 0x%08llx " 22767f5c258eSLen Brown "(high 0x%x guar 0x%x eff 0x%x low 0x%x)\n", 22777f5c258eSLen Brown cpu, msr, 22787f5c258eSLen Brown (unsigned int)HWP_HIGHEST_PERF(msr), 22797f5c258eSLen Brown (unsigned int)HWP_GUARANTEED_PERF(msr), 22807f5c258eSLen Brown (unsigned int)HWP_MOSTEFFICIENT_PERF(msr), 22817f5c258eSLen Brown (unsigned int)HWP_LOWEST_PERF(msr)); 22827f5c258eSLen Brown 22837f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST, &msr)) 22847f5c258eSLen Brown return 0; 22857f5c258eSLen Brown 2286b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST: 0x%08llx " 22877f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x pkg 0x%x)\n", 22887f5c258eSLen Brown cpu, msr, 22897f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 22907f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 22917f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 22927f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 22937f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3), 22947f5c258eSLen Brown (unsigned int)(((msr) >> 42) & 0x1)); 22957f5c258eSLen Brown 22967f5c258eSLen Brown if (has_hwp_pkg) { 22977f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_REQUEST_PKG, &msr)) 22987f5c258eSLen Brown return 0; 22997f5c258eSLen Brown 2300b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_REQUEST_PKG: 0x%08llx " 23017f5c258eSLen Brown "(min 0x%x max 0x%x des 0x%x epp 0x%x window 0x%x)\n", 23027f5c258eSLen Brown cpu, msr, 23037f5c258eSLen Brown (unsigned int)(((msr) >> 0) & 0xff), 23047f5c258eSLen Brown (unsigned int)(((msr) >> 8) & 0xff), 23057f5c258eSLen Brown (unsigned int)(((msr) >> 16) & 0xff), 23067f5c258eSLen Brown (unsigned int)(((msr) >> 24) & 0xff), 23077f5c258eSLen Brown (unsigned int)(((msr) >> 32) & 0xff3)); 23087f5c258eSLen Brown } 23097f5c258eSLen Brown if (has_hwp_notify) { 23107f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_INTERRUPT, &msr)) 23117f5c258eSLen Brown return 0; 23127f5c258eSLen Brown 2313b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_INTERRUPT: 0x%08llx " 23147f5c258eSLen Brown "(%s_Guaranteed_Perf_Change, %s_Excursion_Min)\n", 23157f5c258eSLen Brown cpu, msr, 23167f5c258eSLen Brown ((msr) & 0x1) ? "EN" : "Dis", 23177f5c258eSLen Brown ((msr) & 0x2) ? "EN" : "Dis"); 23187f5c258eSLen Brown } 23197f5c258eSLen Brown if (get_msr(cpu, MSR_HWP_STATUS, &msr)) 23207f5c258eSLen Brown return 0; 23217f5c258eSLen Brown 2322b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_HWP_STATUS: 0x%08llx " 23237f5c258eSLen Brown "(%sGuaranteed_Perf_Change, %sExcursion_Min)\n", 23247f5c258eSLen Brown cpu, msr, 23257f5c258eSLen Brown ((msr) & 0x1) ? "" : "No-", 23267f5c258eSLen Brown ((msr) & 0x2) ? "" : "No-"); 23277f5c258eSLen Brown 23287f5c258eSLen Brown return 0; 23297f5c258eSLen Brown } 2330889facbeSLen Brown 23313a9a941dSLen Brown /* 23323a9a941dSLen Brown * print_perf_limit() 23333a9a941dSLen Brown */ 23343a9a941dSLen Brown int print_perf_limit(struct thread_data *t, struct core_data *c, struct pkg_data *p) 23353a9a941dSLen Brown { 23363a9a941dSLen Brown unsigned long long msr; 23373a9a941dSLen Brown int cpu; 23383a9a941dSLen Brown 23393a9a941dSLen Brown cpu = t->cpu_id; 23403a9a941dSLen Brown 23413a9a941dSLen Brown /* per-package */ 23423a9a941dSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 23433a9a941dSLen Brown return 0; 23443a9a941dSLen Brown 23453a9a941dSLen Brown if (cpu_migrate(cpu)) { 2346b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 23473a9a941dSLen Brown return -1; 23483a9a941dSLen Brown } 23493a9a941dSLen Brown 23503a9a941dSLen Brown if (do_core_perf_limit_reasons) { 23513a9a941dSLen Brown get_msr(cpu, MSR_CORE_PERF_LIMIT_REASONS, &msr); 2352b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_CORE_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2353b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)", 2354e33cbe85SLen Brown (msr & 1 << 15) ? "bit15, " : "", 23553a9a941dSLen Brown (msr & 1 << 14) ? "bit14, " : "", 2356e33cbe85SLen Brown (msr & 1 << 13) ? "Transitions, " : "", 2357e33cbe85SLen Brown (msr & 1 << 12) ? "MultiCoreTurbo, " : "", 2358e33cbe85SLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : "", 2359e33cbe85SLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 2360e33cbe85SLen Brown (msr & 1 << 9) ? "CorePwr, " : "", 2361e33cbe85SLen Brown (msr & 1 << 8) ? "Amps, " : "", 2362e33cbe85SLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 2363e33cbe85SLen Brown (msr & 1 << 5) ? "Auto-HWP, " : "", 2364e33cbe85SLen Brown (msr & 1 << 4) ? "Graphics, " : "", 2365e33cbe85SLen Brown (msr & 1 << 2) ? "bit2, " : "", 2366e33cbe85SLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 2367e33cbe85SLen Brown (msr & 1 << 0) ? "PROCHOT, " : ""); 2368b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n", 2369e33cbe85SLen Brown (msr & 1 << 31) ? "bit31, " : "", 23703a9a941dSLen Brown (msr & 1 << 30) ? "bit30, " : "", 2371e33cbe85SLen Brown (msr & 1 << 29) ? "Transitions, " : "", 2372e33cbe85SLen Brown (msr & 1 << 28) ? "MultiCoreTurbo, " : "", 2373e33cbe85SLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : "", 2374e33cbe85SLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 2375e33cbe85SLen Brown (msr & 1 << 25) ? "CorePwr, " : "", 2376e33cbe85SLen Brown (msr & 1 << 24) ? "Amps, " : "", 2377e33cbe85SLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 2378e33cbe85SLen Brown (msr & 1 << 21) ? "Auto-HWP, " : "", 2379e33cbe85SLen Brown (msr & 1 << 20) ? "Graphics, " : "", 2380e33cbe85SLen Brown (msr & 1 << 18) ? "bit18, " : "", 2381e33cbe85SLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 2382e33cbe85SLen Brown (msr & 1 << 16) ? "PROCHOT, " : ""); 23833a9a941dSLen Brown 23843a9a941dSLen Brown } 23853a9a941dSLen Brown if (do_gfx_perf_limit_reasons) { 23863a9a941dSLen Brown get_msr(cpu, MSR_GFX_PERF_LIMIT_REASONS, &msr); 2387b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_GFX_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2388b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s%s%s)", 23893a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 23903a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 23913a9a941dSLen Brown (msr & 1 << 4) ? "Graphics, " : "", 23923a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 23933a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 23943a9a941dSLen Brown (msr & 1 << 9) ? "GFXPwr, " : "", 23953a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 23963a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2397b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s%s%s)\n", 23983a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 23993a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 24003a9a941dSLen Brown (msr & 1 << 20) ? "Graphics, " : "", 24013a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 24023a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 24033a9a941dSLen Brown (msr & 1 << 25) ? "GFXPwr, " : "", 24043a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 24053a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 24063a9a941dSLen Brown } 24073a9a941dSLen Brown if (do_ring_perf_limit_reasons) { 24083a9a941dSLen Brown get_msr(cpu, MSR_RING_PERF_LIMIT_REASONS, &msr); 2409b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RING_PERF_LIMIT_REASONS, 0x%08llx", cpu, msr); 2410b7d8c148SLen Brown fprintf(outf, " (Active: %s%s%s%s%s%s)", 24113a9a941dSLen Brown (msr & 1 << 0) ? "PROCHOT, " : "", 24123a9a941dSLen Brown (msr & 1 << 1) ? "ThermStatus, " : "", 24133a9a941dSLen Brown (msr & 1 << 6) ? "VR-Therm, " : "", 24143a9a941dSLen Brown (msr & 1 << 8) ? "Amps, " : "", 24153a9a941dSLen Brown (msr & 1 << 10) ? "PkgPwrL1, " : "", 24163a9a941dSLen Brown (msr & 1 << 11) ? "PkgPwrL2, " : ""); 2417b7d8c148SLen Brown fprintf(outf, " (Logged: %s%s%s%s%s%s)\n", 24183a9a941dSLen Brown (msr & 1 << 16) ? "PROCHOT, " : "", 24193a9a941dSLen Brown (msr & 1 << 17) ? "ThermStatus, " : "", 24203a9a941dSLen Brown (msr & 1 << 22) ? "VR-Therm, " : "", 24213a9a941dSLen Brown (msr & 1 << 24) ? "Amps, " : "", 24223a9a941dSLen Brown (msr & 1 << 26) ? "PkgPwrL1, " : "", 24233a9a941dSLen Brown (msr & 1 << 27) ? "PkgPwrL2, " : ""); 24243a9a941dSLen Brown } 24253a9a941dSLen Brown return 0; 24263a9a941dSLen Brown } 24273a9a941dSLen Brown 2428889facbeSLen Brown #define RAPL_POWER_GRANULARITY 0x7FFF /* 15 bit power granularity */ 2429889facbeSLen Brown #define RAPL_TIME_GRANULARITY 0x3F /* 6 bit time granularity */ 2430889facbeSLen Brown 243158cc30a4SLen Brown double get_tdp(int model) 2432144b44b1SLen Brown { 2433144b44b1SLen Brown unsigned long long msr; 2434144b44b1SLen Brown 2435144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) 24367ce7d5deSPrarit Bhargava if (!get_msr(base_cpu, MSR_PKG_POWER_INFO, &msr)) 2437144b44b1SLen Brown return ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units; 2438144b44b1SLen Brown 2439144b44b1SLen Brown switch (model) { 2440144b44b1SLen Brown case 0x37: 2441144b44b1SLen Brown case 0x4D: 2442144b44b1SLen Brown return 30.0; 2443144b44b1SLen Brown default: 2444144b44b1SLen Brown return 135.0; 2445144b44b1SLen Brown } 2446144b44b1SLen Brown } 2447144b44b1SLen Brown 244840ee8e3bSAndrey Semin /* 244940ee8e3bSAndrey Semin * rapl_dram_energy_units_probe() 245040ee8e3bSAndrey Semin * Energy units are either hard-coded, or come from RAPL Energy Unit MSR. 245140ee8e3bSAndrey Semin */ 245240ee8e3bSAndrey Semin static double 245340ee8e3bSAndrey Semin rapl_dram_energy_units_probe(int model, double rapl_energy_units) 245440ee8e3bSAndrey Semin { 245540ee8e3bSAndrey Semin /* only called for genuine_intel, family 6 */ 245640ee8e3bSAndrey Semin 245740ee8e3bSAndrey Semin switch (model) { 245840ee8e3bSAndrey Semin case 0x3F: /* HSX */ 245940ee8e3bSAndrey Semin case 0x4F: /* BDX */ 246040ee8e3bSAndrey Semin case 0x56: /* BDX-DE */ 2461fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 246240ee8e3bSAndrey Semin return (rapl_dram_energy_units = 15.3 / 1000000); 246340ee8e3bSAndrey Semin default: 246440ee8e3bSAndrey Semin return (rapl_energy_units); 246540ee8e3bSAndrey Semin } 246640ee8e3bSAndrey Semin } 246740ee8e3bSAndrey Semin 2468144b44b1SLen Brown 2469889facbeSLen Brown /* 2470889facbeSLen Brown * rapl_probe() 2471889facbeSLen Brown * 2472144b44b1SLen Brown * sets do_rapl, rapl_power_units, rapl_energy_units, rapl_time_units 2473889facbeSLen Brown */ 2474889facbeSLen Brown void rapl_probe(unsigned int family, unsigned int model) 2475889facbeSLen Brown { 2476889facbeSLen Brown unsigned long long msr; 2477144b44b1SLen Brown unsigned int time_unit; 2478889facbeSLen Brown double tdp; 2479889facbeSLen Brown 2480889facbeSLen Brown if (!genuine_intel) 2481889facbeSLen Brown return; 2482889facbeSLen Brown 2483889facbeSLen Brown if (family != 6) 2484889facbeSLen Brown return; 2485889facbeSLen Brown 2486889facbeSLen Brown switch (model) { 2487889facbeSLen Brown case 0x2A: 2488889facbeSLen Brown case 0x3A: 248970b43400SLen Brown case 0x3C: /* HSW */ 249070b43400SLen Brown case 0x45: /* HSW */ 2491149c2319SLen Brown case 0x46: /* HSW */ 24924e8e863fSLen Brown case 0x3D: /* BDW */ 249348a0631cSLen Brown case 0x47: /* BDW */ 2494144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; 2495889facbeSLen Brown break; 24960b2bb692SLen Brown case 0x4E: /* SKL */ 24970b2bb692SLen Brown case 0x5E: /* SKL */ 24980b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 24990b2bb692SLen Brown break; 2500e6f9bb3cSLen Brown case 0x3F: /* HSX */ 25014e8e863fSLen Brown case 0x4F: /* BDX */ 25024e8e863fSLen Brown case 0x56: /* BDX-DE */ 2503fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 25040b2bb692SLen Brown do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; 2505e6f9bb3cSLen Brown break; 2506889facbeSLen Brown case 0x2D: 2507889facbeSLen Brown case 0x3E: 25080b2bb692SLen 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; 2509144b44b1SLen Brown break; 2510144b44b1SLen Brown case 0x37: /* BYT */ 2511144b44b1SLen Brown case 0x4D: /* AVN */ 2512144b44b1SLen Brown do_rapl = RAPL_PKG | RAPL_CORES ; 2513889facbeSLen Brown break; 2514889facbeSLen Brown default: 2515889facbeSLen Brown return; 2516889facbeSLen Brown } 2517889facbeSLen Brown 2518889facbeSLen Brown /* units on package 0, verify later other packages match */ 25197ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_RAPL_POWER_UNIT, &msr)) 2520889facbeSLen Brown return; 2521889facbeSLen Brown 2522889facbeSLen Brown rapl_power_units = 1.0 / (1 << (msr & 0xF)); 2523144b44b1SLen Brown if (model == 0x37) 2524144b44b1SLen Brown rapl_energy_units = 1.0 * (1 << (msr >> 8 & 0x1F)) / 1000000; 2525144b44b1SLen Brown else 2526889facbeSLen Brown rapl_energy_units = 1.0 / (1 << (msr >> 8 & 0x1F)); 2527889facbeSLen Brown 252840ee8e3bSAndrey Semin rapl_dram_energy_units = rapl_dram_energy_units_probe(model, rapl_energy_units); 252940ee8e3bSAndrey Semin 2530144b44b1SLen Brown time_unit = msr >> 16 & 0xF; 2531144b44b1SLen Brown if (time_unit == 0) 2532144b44b1SLen Brown time_unit = 0xA; 2533889facbeSLen Brown 2534144b44b1SLen Brown rapl_time_units = 1.0 / (1 << (time_unit)); 2535144b44b1SLen Brown 2536144b44b1SLen Brown tdp = get_tdp(model); 2537889facbeSLen Brown 2538889facbeSLen Brown rapl_joule_counter_range = 0xFFFFFFFF * rapl_energy_units / tdp; 2539d8af6f5fSLen Brown if (debug) 2540b7d8c148SLen Brown fprintf(outf, "RAPL: %.0f sec. Joule Counter Range, at %.0f Watts\n", rapl_joule_counter_range, tdp); 2541889facbeSLen Brown 2542889facbeSLen Brown return; 2543889facbeSLen Brown } 2544889facbeSLen Brown 254558cc30a4SLen Brown void perf_limit_reasons_probe(int family, int model) 25463a9a941dSLen Brown { 25473a9a941dSLen Brown if (!genuine_intel) 25483a9a941dSLen Brown return; 25493a9a941dSLen Brown 25503a9a941dSLen Brown if (family != 6) 25513a9a941dSLen Brown return; 25523a9a941dSLen Brown 25533a9a941dSLen Brown switch (model) { 25543a9a941dSLen Brown case 0x3C: /* HSW */ 25553a9a941dSLen Brown case 0x45: /* HSW */ 25563a9a941dSLen Brown case 0x46: /* HSW */ 25573a9a941dSLen Brown do_gfx_perf_limit_reasons = 1; 25583a9a941dSLen Brown case 0x3F: /* HSX */ 25593a9a941dSLen Brown do_core_perf_limit_reasons = 1; 25603a9a941dSLen Brown do_ring_perf_limit_reasons = 1; 25613a9a941dSLen Brown default: 25623a9a941dSLen Brown return; 25633a9a941dSLen Brown } 25643a9a941dSLen Brown } 25653a9a941dSLen Brown 2566889facbeSLen Brown int print_thermal(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2567889facbeSLen Brown { 2568889facbeSLen Brown unsigned long long msr; 2569889facbeSLen Brown unsigned int dts; 2570889facbeSLen Brown int cpu; 2571889facbeSLen Brown 2572889facbeSLen Brown if (!(do_dts || do_ptm)) 2573889facbeSLen Brown return 0; 2574889facbeSLen Brown 2575889facbeSLen Brown cpu = t->cpu_id; 2576889facbeSLen Brown 2577889facbeSLen Brown /* DTS is per-core, no need to print for each thread */ 2578889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE)) 2579889facbeSLen Brown return 0; 2580889facbeSLen Brown 2581889facbeSLen Brown if (cpu_migrate(cpu)) { 2582b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2583889facbeSLen Brown return -1; 2584889facbeSLen Brown } 2585889facbeSLen Brown 2586889facbeSLen Brown if (do_ptm && (t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) { 2587889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_STATUS, &msr)) 2588889facbeSLen Brown return 0; 2589889facbeSLen Brown 2590889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2591b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_STATUS: 0x%08llx (%d C)\n", 2592889facbeSLen Brown cpu, msr, tcc_activation_temp - dts); 2593889facbeSLen Brown 2594889facbeSLen Brown #ifdef THERM_DEBUG 2595889facbeSLen Brown if (get_msr(cpu, MSR_IA32_PACKAGE_THERM_INTERRUPT, &msr)) 2596889facbeSLen Brown return 0; 2597889facbeSLen Brown 2598889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2599889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2600b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_PACKAGE_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2601889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2602889facbeSLen Brown #endif 2603889facbeSLen Brown } 2604889facbeSLen Brown 2605889facbeSLen Brown 2606889facbeSLen Brown if (do_dts) { 2607889facbeSLen Brown unsigned int resolution; 2608889facbeSLen Brown 2609889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr)) 2610889facbeSLen Brown return 0; 2611889facbeSLen Brown 2612889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2613889facbeSLen Brown resolution = (msr >> 27) & 0xF; 2614b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_STATUS: 0x%08llx (%d C +/- %d)\n", 2615889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, resolution); 2616889facbeSLen Brown 2617889facbeSLen Brown #ifdef THERM_DEBUG 2618889facbeSLen Brown if (get_msr(cpu, MSR_IA32_THERM_INTERRUPT, &msr)) 2619889facbeSLen Brown return 0; 2620889facbeSLen Brown 2621889facbeSLen Brown dts = (msr >> 16) & 0x7F; 2622889facbeSLen Brown dts2 = (msr >> 8) & 0x7F; 2623b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_THERM_INTERRUPT: 0x%08llx (%d C, %d C)\n", 2624889facbeSLen Brown cpu, msr, tcc_activation_temp - dts, tcc_activation_temp - dts2); 2625889facbeSLen Brown #endif 2626889facbeSLen Brown } 2627889facbeSLen Brown 2628889facbeSLen Brown return 0; 2629889facbeSLen Brown } 2630889facbeSLen Brown 2631889facbeSLen Brown void print_power_limit_msr(int cpu, unsigned long long msr, char *label) 2632889facbeSLen Brown { 2633b7d8c148SLen Brown fprintf(outf, "cpu%d: %s: %sabled (%f Watts, %f sec, clamp %sabled)\n", 2634889facbeSLen Brown cpu, label, 2635889facbeSLen Brown ((msr >> 15) & 1) ? "EN" : "DIS", 2636889facbeSLen Brown ((msr >> 0) & 0x7FFF) * rapl_power_units, 2637889facbeSLen Brown (1.0 + (((msr >> 22) & 0x3)/4.0)) * (1 << ((msr >> 17) & 0x1F)) * rapl_time_units, 2638889facbeSLen Brown (((msr >> 16) & 1) ? "EN" : "DIS")); 2639889facbeSLen Brown 2640889facbeSLen Brown return; 2641889facbeSLen Brown } 2642889facbeSLen Brown 2643889facbeSLen Brown int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2644889facbeSLen Brown { 2645889facbeSLen Brown unsigned long long msr; 2646889facbeSLen Brown int cpu; 2647889facbeSLen Brown 2648889facbeSLen Brown if (!do_rapl) 2649889facbeSLen Brown return 0; 2650889facbeSLen Brown 2651889facbeSLen Brown /* RAPL counters are per package, so print only for 1st thread/package */ 2652889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2653889facbeSLen Brown return 0; 2654889facbeSLen Brown 2655889facbeSLen Brown cpu = t->cpu_id; 2656889facbeSLen Brown if (cpu_migrate(cpu)) { 2657b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2658889facbeSLen Brown return -1; 2659889facbeSLen Brown } 2660889facbeSLen Brown 2661889facbeSLen Brown if (get_msr(cpu, MSR_RAPL_POWER_UNIT, &msr)) 2662889facbeSLen Brown return -1; 2663889facbeSLen Brown 2664d8af6f5fSLen Brown if (debug) { 2665b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_RAPL_POWER_UNIT: 0x%08llx " 2666889facbeSLen Brown "(%f Watts, %f Joules, %f sec.)\n", cpu, msr, 2667144b44b1SLen Brown rapl_power_units, rapl_energy_units, rapl_time_units); 2668889facbeSLen Brown } 2669144b44b1SLen Brown if (do_rapl & RAPL_PKG_POWER_INFO) { 2670144b44b1SLen Brown 2671889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_INFO, &msr)) 2672889facbeSLen Brown return -5; 2673889facbeSLen Brown 2674889facbeSLen Brown 2675b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_INFO: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2676889facbeSLen Brown cpu, msr, 2677889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2678889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2679889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2680889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 2681889facbeSLen Brown 2682144b44b1SLen Brown } 2683144b44b1SLen Brown if (do_rapl & RAPL_PKG) { 2684144b44b1SLen Brown 2685889facbeSLen Brown if (get_msr(cpu, MSR_PKG_POWER_LIMIT, &msr)) 2686889facbeSLen Brown return -9; 2687889facbeSLen Brown 2688b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PKG_POWER_LIMIT: 0x%08llx (%slocked)\n", 2689889facbeSLen Brown cpu, msr, (msr >> 63) & 1 ? "": "UN"); 2690889facbeSLen Brown 2691889facbeSLen Brown print_power_limit_msr(cpu, msr, "PKG Limit #1"); 2692b7d8c148SLen Brown fprintf(outf, "cpu%d: PKG Limit #2: %sabled (%f Watts, %f* sec, clamp %sabled)\n", 2693889facbeSLen Brown cpu, 2694889facbeSLen Brown ((msr >> 47) & 1) ? "EN" : "DIS", 2695889facbeSLen Brown ((msr >> 32) & 0x7FFF) * rapl_power_units, 2696889facbeSLen Brown (1.0 + (((msr >> 54) & 0x3)/4.0)) * (1 << ((msr >> 49) & 0x1F)) * rapl_time_units, 2697889facbeSLen Brown ((msr >> 48) & 1) ? "EN" : "DIS"); 2698889facbeSLen Brown } 2699889facbeSLen Brown 27000b2bb692SLen Brown if (do_rapl & RAPL_DRAM_POWER_INFO) { 2701889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_INFO, &msr)) 2702889facbeSLen Brown return -6; 2703889facbeSLen Brown 2704b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_INFO,: 0x%08llx (%.0f W TDP, RAPL %.0f - %.0f W, %f sec.)\n", 2705889facbeSLen Brown cpu, msr, 2706889facbeSLen Brown ((msr >> 0) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2707889facbeSLen Brown ((msr >> 16) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2708889facbeSLen Brown ((msr >> 32) & RAPL_POWER_GRANULARITY) * rapl_power_units, 2709889facbeSLen Brown ((msr >> 48) & RAPL_TIME_GRANULARITY) * rapl_time_units); 27100b2bb692SLen Brown } 27110b2bb692SLen Brown if (do_rapl & RAPL_DRAM) { 2712889facbeSLen Brown if (get_msr(cpu, MSR_DRAM_POWER_LIMIT, &msr)) 2713889facbeSLen Brown return -9; 2714b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_DRAM_POWER_LIMIT: 0x%08llx (%slocked)\n", 2715889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2716889facbeSLen Brown 2717889facbeSLen Brown print_power_limit_msr(cpu, msr, "DRAM Limit"); 2718889facbeSLen Brown } 2719144b44b1SLen Brown if (do_rapl & RAPL_CORE_POLICY) { 2720d8af6f5fSLen Brown if (debug) { 2721889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POLICY, &msr)) 2722889facbeSLen Brown return -7; 2723889facbeSLen Brown 2724b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POLICY: %lld\n", cpu, msr & 0xF); 2725144b44b1SLen Brown } 2726144b44b1SLen Brown } 2727144b44b1SLen Brown if (do_rapl & RAPL_CORES) { 2728d8af6f5fSLen Brown if (debug) { 2729889facbeSLen Brown 2730889facbeSLen Brown if (get_msr(cpu, MSR_PP0_POWER_LIMIT, &msr)) 2731889facbeSLen Brown return -9; 2732b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP0_POWER_LIMIT: 0x%08llx (%slocked)\n", 2733889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2734889facbeSLen Brown print_power_limit_msr(cpu, msr, "Cores Limit"); 2735889facbeSLen Brown } 2736889facbeSLen Brown } 2737889facbeSLen Brown if (do_rapl & RAPL_GFX) { 2738d8af6f5fSLen Brown if (debug) { 2739889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POLICY, &msr)) 2740889facbeSLen Brown return -8; 2741889facbeSLen Brown 2742b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POLICY: %lld\n", cpu, msr & 0xF); 2743889facbeSLen Brown 2744889facbeSLen Brown if (get_msr(cpu, MSR_PP1_POWER_LIMIT, &msr)) 2745889facbeSLen Brown return -9; 2746b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_PP1_POWER_LIMIT: 0x%08llx (%slocked)\n", 2747889facbeSLen Brown cpu, msr, (msr >> 31) & 1 ? "": "UN"); 2748889facbeSLen Brown print_power_limit_msr(cpu, msr, "GFX Limit"); 2749889facbeSLen Brown } 2750889facbeSLen Brown } 2751889facbeSLen Brown return 0; 2752889facbeSLen Brown } 2753889facbeSLen Brown 2754d7899447SLen Brown /* 2755d7899447SLen Brown * SNB adds support for additional MSRs: 2756d7899447SLen Brown * 2757d7899447SLen Brown * MSR_PKG_C7_RESIDENCY 0x000003fa 2758d7899447SLen Brown * MSR_CORE_C7_RESIDENCY 0x000003fe 2759d7899447SLen Brown * MSR_PKG_C2_RESIDENCY 0x0000060d 2760d7899447SLen Brown */ 2761103a8feaSLen Brown 2762d7899447SLen Brown int has_snb_msrs(unsigned int family, unsigned int model) 2763103a8feaSLen Brown { 2764103a8feaSLen Brown if (!genuine_intel) 2765103a8feaSLen Brown return 0; 2766103a8feaSLen Brown 2767103a8feaSLen Brown switch (model) { 2768103a8feaSLen Brown case 0x2A: 2769103a8feaSLen Brown case 0x2D: 2770650a37f3SLen Brown case 0x3A: /* IVB */ 27711300651bSLen Brown case 0x3E: /* IVB Xeon */ 277270b43400SLen Brown case 0x3C: /* HSW */ 277370b43400SLen Brown case 0x3F: /* HSW */ 277470b43400SLen Brown case 0x45: /* HSW */ 2775149c2319SLen Brown case 0x46: /* HSW */ 27764e8e863fSLen Brown case 0x3D: /* BDW */ 277748a0631cSLen Brown case 0x47: /* BDW */ 27784e8e863fSLen Brown case 0x4F: /* BDX */ 27794e8e863fSLen Brown case 0x56: /* BDX-DE */ 27800b2bb692SLen Brown case 0x4E: /* SKL */ 27810b2bb692SLen Brown case 0x5E: /* SKL */ 2782103a8feaSLen Brown return 1; 2783103a8feaSLen Brown } 2784103a8feaSLen Brown return 0; 2785103a8feaSLen Brown } 2786103a8feaSLen Brown 2787d7899447SLen Brown /* 2788d7899447SLen Brown * HSW adds support for additional MSRs: 2789d7899447SLen Brown * 2790d7899447SLen Brown * MSR_PKG_C8_RESIDENCY 0x00000630 2791d7899447SLen Brown * MSR_PKG_C9_RESIDENCY 0x00000631 2792d7899447SLen Brown * MSR_PKG_C10_RESIDENCY 0x00000632 2793d7899447SLen Brown */ 2794d7899447SLen Brown int has_hsw_msrs(unsigned int family, unsigned int model) 2795ca58710fSKristen Carlson Accardi { 2796ca58710fSKristen Carlson Accardi if (!genuine_intel) 2797ca58710fSKristen Carlson Accardi return 0; 2798ca58710fSKristen Carlson Accardi 2799ca58710fSKristen Carlson Accardi switch (model) { 28004e8e863fSLen Brown case 0x45: /* HSW */ 28014e8e863fSLen Brown case 0x3D: /* BDW */ 28020b2bb692SLen Brown case 0x4E: /* SKL */ 28030b2bb692SLen Brown case 0x5E: /* SKL */ 2804ca58710fSKristen Carlson Accardi return 1; 2805ca58710fSKristen Carlson Accardi } 2806ca58710fSKristen Carlson Accardi return 0; 2807ca58710fSKristen Carlson Accardi } 2808ca58710fSKristen Carlson Accardi 28090b2bb692SLen Brown /* 28100b2bb692SLen Brown * SKL adds support for additional MSRS: 28110b2bb692SLen Brown * 28120b2bb692SLen Brown * MSR_PKG_WEIGHTED_CORE_C0_RES 0x00000658 28130b2bb692SLen Brown * MSR_PKG_ANY_CORE_C0_RES 0x00000659 28140b2bb692SLen Brown * MSR_PKG_ANY_GFXE_C0_RES 0x0000065A 28150b2bb692SLen Brown * MSR_PKG_BOTH_CORE_GFXE_C0_RES 0x0000065B 28160b2bb692SLen Brown */ 28170b2bb692SLen Brown int has_skl_msrs(unsigned int family, unsigned int model) 28180b2bb692SLen Brown { 28190b2bb692SLen Brown if (!genuine_intel) 28200b2bb692SLen Brown return 0; 28210b2bb692SLen Brown 28220b2bb692SLen Brown switch (model) { 28230b2bb692SLen Brown case 0x4E: /* SKL */ 28240b2bb692SLen Brown case 0x5E: /* SKL */ 28250b2bb692SLen Brown return 1; 28260b2bb692SLen Brown } 28270b2bb692SLen Brown return 0; 28280b2bb692SLen Brown } 28290b2bb692SLen Brown 28300b2bb692SLen Brown 2831ca58710fSKristen Carlson Accardi 2832144b44b1SLen Brown int is_slm(unsigned int family, unsigned int model) 2833144b44b1SLen Brown { 2834144b44b1SLen Brown if (!genuine_intel) 2835144b44b1SLen Brown return 0; 2836144b44b1SLen Brown switch (model) { 2837144b44b1SLen Brown case 0x37: /* BYT */ 2838144b44b1SLen Brown case 0x4D: /* AVN */ 2839144b44b1SLen Brown return 1; 2840144b44b1SLen Brown } 2841144b44b1SLen Brown return 0; 2842144b44b1SLen Brown } 2843144b44b1SLen Brown 2844fb5d4327SDasaratharaman Chandramouli int is_knl(unsigned int family, unsigned int model) 2845fb5d4327SDasaratharaman Chandramouli { 2846fb5d4327SDasaratharaman Chandramouli if (!genuine_intel) 2847fb5d4327SDasaratharaman Chandramouli return 0; 2848fb5d4327SDasaratharaman Chandramouli switch (model) { 2849fb5d4327SDasaratharaman Chandramouli case 0x57: /* KNL */ 2850fb5d4327SDasaratharaman Chandramouli return 1; 2851fb5d4327SDasaratharaman Chandramouli } 2852fb5d4327SDasaratharaman Chandramouli return 0; 2853fb5d4327SDasaratharaman Chandramouli } 2854fb5d4327SDasaratharaman Chandramouli 2855b2b34dfeSHubert Chrzaniuk unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) 2856b2b34dfeSHubert Chrzaniuk { 2857b2b34dfeSHubert Chrzaniuk if (is_knl(family, model)) 2858b2b34dfeSHubert Chrzaniuk return 1024; 2859b2b34dfeSHubert Chrzaniuk return 1; 2860b2b34dfeSHubert Chrzaniuk } 2861b2b34dfeSHubert Chrzaniuk 2862144b44b1SLen Brown #define SLM_BCLK_FREQS 5 2863144b44b1SLen Brown double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0}; 2864144b44b1SLen Brown 2865144b44b1SLen Brown double slm_bclk(void) 2866144b44b1SLen Brown { 2867144b44b1SLen Brown unsigned long long msr = 3; 2868144b44b1SLen Brown unsigned int i; 2869144b44b1SLen Brown double freq; 2870144b44b1SLen Brown 28717ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_FSB_FREQ, &msr)) 2872b7d8c148SLen Brown fprintf(outf, "SLM BCLK: unknown\n"); 2873144b44b1SLen Brown 2874144b44b1SLen Brown i = msr & 0xf; 2875144b44b1SLen Brown if (i >= SLM_BCLK_FREQS) { 2876b7d8c148SLen Brown fprintf(outf, "SLM BCLK[%d] invalid\n", i); 2877144b44b1SLen Brown msr = 3; 2878144b44b1SLen Brown } 2879144b44b1SLen Brown freq = slm_freq_table[i]; 2880144b44b1SLen Brown 2881b7d8c148SLen Brown fprintf(outf, "SLM BCLK: %.1f Mhz\n", freq); 2882144b44b1SLen Brown 2883144b44b1SLen Brown return freq; 2884144b44b1SLen Brown } 2885144b44b1SLen Brown 2886103a8feaSLen Brown double discover_bclk(unsigned int family, unsigned int model) 2887103a8feaSLen Brown { 2888121b48bbSChrzaniuk, Hubert if (has_snb_msrs(family, model) || is_knl(family, model)) 2889103a8feaSLen Brown return 100.00; 2890144b44b1SLen Brown else if (is_slm(family, model)) 2891144b44b1SLen Brown return slm_bclk(); 2892103a8feaSLen Brown else 2893103a8feaSLen Brown return 133.33; 2894103a8feaSLen Brown } 2895103a8feaSLen Brown 2896889facbeSLen Brown /* 2897889facbeSLen Brown * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where 2898889facbeSLen Brown * the Thermal Control Circuit (TCC) activates. 2899889facbeSLen Brown * This is usually equal to tjMax. 2900889facbeSLen Brown * 2901889facbeSLen Brown * Older processors do not have this MSR, so there we guess, 2902889facbeSLen Brown * but also allow cmdline over-ride with -T. 2903889facbeSLen Brown * 2904889facbeSLen Brown * Several MSR temperature values are in units of degrees-C 2905889facbeSLen Brown * below this value, including the Digital Thermal Sensor (DTS), 2906889facbeSLen Brown * Package Thermal Management Sensor (PTM), and thermal event thresholds. 2907889facbeSLen Brown */ 2908889facbeSLen Brown int set_temperature_target(struct thread_data *t, struct core_data *c, struct pkg_data *p) 2909889facbeSLen Brown { 2910889facbeSLen Brown unsigned long long msr; 2911889facbeSLen Brown unsigned int target_c_local; 2912889facbeSLen Brown int cpu; 2913889facbeSLen Brown 2914889facbeSLen Brown /* tcc_activation_temp is used only for dts or ptm */ 2915889facbeSLen Brown if (!(do_dts || do_ptm)) 2916889facbeSLen Brown return 0; 2917889facbeSLen Brown 2918889facbeSLen Brown /* this is a per-package concept */ 2919889facbeSLen Brown if (!(t->flags & CPU_IS_FIRST_THREAD_IN_CORE) || !(t->flags & CPU_IS_FIRST_CORE_IN_PACKAGE)) 2920889facbeSLen Brown return 0; 2921889facbeSLen Brown 2922889facbeSLen Brown cpu = t->cpu_id; 2923889facbeSLen Brown if (cpu_migrate(cpu)) { 2924b7d8c148SLen Brown fprintf(outf, "Could not migrate to CPU %d\n", cpu); 2925889facbeSLen Brown return -1; 2926889facbeSLen Brown } 2927889facbeSLen Brown 2928889facbeSLen Brown if (tcc_activation_temp_override != 0) { 2929889facbeSLen Brown tcc_activation_temp = tcc_activation_temp_override; 2930b7d8c148SLen Brown fprintf(outf, "cpu%d: Using cmdline TCC Target (%d C)\n", 2931889facbeSLen Brown cpu, tcc_activation_temp); 2932889facbeSLen Brown return 0; 2933889facbeSLen Brown } 2934889facbeSLen Brown 2935889facbeSLen Brown /* Temperature Target MSR is Nehalem and newer only */ 2936d7899447SLen Brown if (!do_nhm_platform_info) 2937889facbeSLen Brown goto guess; 2938889facbeSLen Brown 29397ce7d5deSPrarit Bhargava if (get_msr(base_cpu, MSR_IA32_TEMPERATURE_TARGET, &msr)) 2940889facbeSLen Brown goto guess; 2941889facbeSLen Brown 29423482124aSJean Delvare target_c_local = (msr >> 16) & 0xFF; 2943889facbeSLen Brown 2944d8af6f5fSLen Brown if (debug) 2945b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_TEMPERATURE_TARGET: 0x%08llx (%d C)\n", 2946889facbeSLen Brown cpu, msr, target_c_local); 2947889facbeSLen Brown 29483482124aSJean Delvare if (!target_c_local) 2949889facbeSLen Brown goto guess; 2950889facbeSLen Brown 2951889facbeSLen Brown tcc_activation_temp = target_c_local; 2952889facbeSLen Brown 2953889facbeSLen Brown return 0; 2954889facbeSLen Brown 2955889facbeSLen Brown guess: 2956889facbeSLen Brown tcc_activation_temp = TJMAX_DEFAULT; 2957b7d8c148SLen Brown fprintf(outf, "cpu%d: Guessing tjMax %d C, Please use -T to specify\n", 2958889facbeSLen Brown cpu, tcc_activation_temp); 2959889facbeSLen Brown 2960889facbeSLen Brown return 0; 2961889facbeSLen Brown } 296269807a63SLen Brown 296369807a63SLen Brown void decode_misc_enable_msr(void) 296469807a63SLen Brown { 296569807a63SLen Brown unsigned long long msr; 296669807a63SLen Brown 296769807a63SLen Brown if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr)) 2968b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%s %s %s)\n", 296969807a63SLen Brown base_cpu, msr, 297069807a63SLen Brown msr & (1 << 3) ? "TCC" : "", 297169807a63SLen Brown msr & (1 << 16) ? "EIST" : "", 297269807a63SLen Brown msr & (1 << 18) ? "MONITOR" : ""); 297369807a63SLen Brown } 297469807a63SLen Brown 2975f0057310SLen Brown /* 2976f0057310SLen Brown * Decode MSR_MISC_PWR_MGMT 2977f0057310SLen Brown * 2978f0057310SLen Brown * Decode the bits according to the Nehalem documentation 2979f0057310SLen Brown * bit[0] seems to continue to have same meaning going forward 2980f0057310SLen Brown * bit[1] less so... 2981f0057310SLen Brown */ 2982f0057310SLen Brown void decode_misc_pwr_mgmt_msr(void) 2983f0057310SLen Brown { 2984f0057310SLen Brown unsigned long long msr; 2985f0057310SLen Brown 2986f0057310SLen Brown if (!do_nhm_platform_info) 2987f0057310SLen Brown return; 2988f0057310SLen Brown 2989f0057310SLen Brown if (!get_msr(base_cpu, MSR_MISC_PWR_MGMT, &msr)) 2990b7d8c148SLen Brown fprintf(outf, "cpu%d: MSR_MISC_PWR_MGMT: 0x%08llx (%sable-EIST_Coordination %sable-EPB)\n", 2991f0057310SLen Brown base_cpu, msr, 2992f0057310SLen Brown msr & (1 << 0) ? "DIS" : "EN", 2993f0057310SLen Brown msr & (1 << 1) ? "EN" : "DIS"); 2994f0057310SLen Brown } 29957f5c258eSLen Brown 2996fcd17211SLen Brown void process_cpuid() 2997103a8feaSLen Brown { 299861a87ba7SLen Brown unsigned int eax, ebx, ecx, edx, max_level, max_extended_level; 2999103a8feaSLen Brown unsigned int fms, family, model, stepping; 3000103a8feaSLen Brown 3001103a8feaSLen Brown eax = ebx = ecx = edx = 0; 3002103a8feaSLen Brown 30032b92865eSJosh Triplett __get_cpuid(0, &max_level, &ebx, &ecx, &edx); 3004103a8feaSLen Brown 3005103a8feaSLen Brown if (ebx == 0x756e6547 && edx == 0x49656e69 && ecx == 0x6c65746e) 3006103a8feaSLen Brown genuine_intel = 1; 3007103a8feaSLen Brown 3008d8af6f5fSLen Brown if (debug) 3009b7d8c148SLen Brown fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", 3010103a8feaSLen Brown (char *)&ebx, (char *)&edx, (char *)&ecx); 3011103a8feaSLen Brown 30122b92865eSJosh Triplett __get_cpuid(1, &fms, &ebx, &ecx, &edx); 3013103a8feaSLen Brown family = (fms >> 8) & 0xf; 3014103a8feaSLen Brown model = (fms >> 4) & 0xf; 3015103a8feaSLen Brown stepping = fms & 0xf; 3016103a8feaSLen Brown if (family == 6 || family == 0xf) 3017103a8feaSLen Brown model += ((fms >> 16) & 0xf) << 4; 3018103a8feaSLen Brown 301969807a63SLen Brown if (debug) { 3020b7d8c148SLen Brown fprintf(outf, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", 3021103a8feaSLen Brown max_level, family, model, stepping, family, model, stepping); 3022b7d8c148SLen Brown fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s\n", 302369807a63SLen Brown ecx & (1 << 0) ? "SSE3" : "-", 302469807a63SLen Brown ecx & (1 << 3) ? "MONITOR" : "-", 302569807a63SLen Brown ecx & (1 << 7) ? "EIST" : "-", 302669807a63SLen Brown ecx & (1 << 8) ? "TM2" : "-", 302769807a63SLen Brown edx & (1 << 4) ? "TSC" : "-", 302869807a63SLen Brown edx & (1 << 5) ? "MSR" : "-", 302969807a63SLen Brown edx & (1 << 22) ? "ACPI-TM" : "-", 303069807a63SLen Brown edx & (1 << 29) ? "TM" : "-"); 303169807a63SLen Brown } 3032103a8feaSLen Brown 3033b2c95d90SJosh Triplett if (!(edx & (1 << 5))) 3034b2c95d90SJosh Triplett errx(1, "CPUID: no MSR"); 3035103a8feaSLen Brown 3036103a8feaSLen Brown /* 3037103a8feaSLen Brown * check max extended function levels of CPUID. 3038103a8feaSLen Brown * This is needed to check for invariant TSC. 3039103a8feaSLen Brown * This check is valid for both Intel and AMD. 3040103a8feaSLen Brown */ 3041103a8feaSLen Brown ebx = ecx = edx = 0; 304261a87ba7SLen Brown __get_cpuid(0x80000000, &max_extended_level, &ebx, &ecx, &edx); 3043103a8feaSLen Brown 304461a87ba7SLen Brown if (max_extended_level >= 0x80000007) { 3045103a8feaSLen Brown 3046103a8feaSLen Brown /* 3047103a8feaSLen Brown * Non-Stop TSC is advertised by CPUID.EAX=0x80000007: EDX.bit8 3048103a8feaSLen Brown * this check is valid for both Intel and AMD 3049103a8feaSLen Brown */ 30502b92865eSJosh Triplett __get_cpuid(0x80000007, &eax, &ebx, &ecx, &edx); 30518209e054SThomas Renninger has_invariant_tsc = edx & (1 << 8); 3052d7899447SLen Brown } 3053103a8feaSLen Brown 3054103a8feaSLen Brown /* 3055103a8feaSLen Brown * APERF/MPERF is advertised by CPUID.EAX=0x6: ECX.bit0 3056103a8feaSLen Brown * this check is valid for both Intel and AMD 3057103a8feaSLen Brown */ 3058103a8feaSLen Brown 30592b92865eSJosh Triplett __get_cpuid(0x6, &eax, &ebx, &ecx, &edx); 30608209e054SThomas Renninger has_aperf = ecx & (1 << 0); 3061889facbeSLen Brown do_dts = eax & (1 << 0); 3062889facbeSLen Brown do_ptm = eax & (1 << 6); 30637f5c258eSLen Brown has_hwp = eax & (1 << 7); 30647f5c258eSLen Brown has_hwp_notify = eax & (1 << 8); 30657f5c258eSLen Brown has_hwp_activity_window = eax & (1 << 9); 30667f5c258eSLen Brown has_hwp_epp = eax & (1 << 10); 30677f5c258eSLen Brown has_hwp_pkg = eax & (1 << 11); 3068889facbeSLen Brown has_epb = ecx & (1 << 3); 3069889facbeSLen Brown 3070d8af6f5fSLen Brown if (debug) 3071b7d8c148SLen Brown fprintf(outf, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sHWP, " 30727f5c258eSLen Brown "%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n", 30737f5c258eSLen Brown has_aperf ? "" : "No-", 30747f5c258eSLen Brown do_dts ? "" : "No-", 30757f5c258eSLen Brown do_ptm ? "" : "No-", 30767f5c258eSLen Brown has_hwp ? "" : "No-", 30777f5c258eSLen Brown has_hwp_notify ? "" : "No-", 30787f5c258eSLen Brown has_hwp_activity_window ? "" : "No-", 30797f5c258eSLen Brown has_hwp_epp ? "" : "No-", 30807f5c258eSLen Brown has_hwp_pkg ? "" : "No-", 30817f5c258eSLen Brown has_epb ? "" : "No-"); 3082103a8feaSLen Brown 308369807a63SLen Brown if (debug) 308469807a63SLen Brown decode_misc_enable_msr(); 308569807a63SLen Brown 308661a87ba7SLen Brown if (max_level >= 0x15) { 30878a5bdf41SLen Brown unsigned int eax_crystal; 30888a5bdf41SLen Brown unsigned int ebx_tsc; 30898a5bdf41SLen Brown 30908a5bdf41SLen Brown /* 30918a5bdf41SLen Brown * CPUID 15H TSC/Crystal ratio, possibly Crystal Hz 30928a5bdf41SLen Brown */ 30938a5bdf41SLen Brown eax_crystal = ebx_tsc = crystal_hz = edx = 0; 30948a5bdf41SLen Brown __get_cpuid(0x15, &eax_crystal, &ebx_tsc, &crystal_hz, &edx); 30958a5bdf41SLen Brown 30968a5bdf41SLen Brown if (ebx_tsc != 0) { 30978a5bdf41SLen Brown 30988a5bdf41SLen Brown if (debug && (ebx != 0)) 3099b7d8c148SLen Brown fprintf(outf, "CPUID(0x15): eax_crystal: %d ebx_tsc: %d ecx_crystal_hz: %d\n", 31008a5bdf41SLen Brown eax_crystal, ebx_tsc, crystal_hz); 31018a5bdf41SLen Brown 31028a5bdf41SLen Brown if (crystal_hz == 0) 31038a5bdf41SLen Brown switch(model) { 31048a5bdf41SLen Brown case 0x4E: /* SKL */ 31058a5bdf41SLen Brown case 0x5E: /* SKL */ 31068a5bdf41SLen Brown crystal_hz = 24000000; /* 24 MHz */ 31078a5bdf41SLen Brown break; 31088a5bdf41SLen Brown default: 31098a5bdf41SLen Brown crystal_hz = 0; 31108a5bdf41SLen Brown } 31118a5bdf41SLen Brown 31128a5bdf41SLen Brown if (crystal_hz) { 31138a5bdf41SLen Brown tsc_hz = (unsigned long long) crystal_hz * ebx_tsc / eax_crystal; 31148a5bdf41SLen Brown if (debug) 3115b7d8c148SLen Brown fprintf(outf, "TSC: %lld MHz (%d Hz * %d / %d / 1000000)\n", 31168a5bdf41SLen Brown tsc_hz / 1000000, crystal_hz, ebx_tsc, eax_crystal); 31178a5bdf41SLen Brown } 31188a5bdf41SLen Brown } 31198a5bdf41SLen Brown } 312061a87ba7SLen Brown if (max_level >= 0x16) { 312161a87ba7SLen Brown unsigned int base_mhz, max_mhz, bus_mhz, edx; 312261a87ba7SLen Brown 312361a87ba7SLen Brown /* 312461a87ba7SLen Brown * CPUID 16H Base MHz, Max MHz, Bus MHz 312561a87ba7SLen Brown */ 312661a87ba7SLen Brown base_mhz = max_mhz = bus_mhz = edx = 0; 312761a87ba7SLen Brown 312861a87ba7SLen Brown __get_cpuid(0x16, &base_mhz, &max_mhz, &bus_mhz, &edx); 312961a87ba7SLen Brown if (debug) 3130b7d8c148SLen Brown fprintf(outf, "CPUID(0x16): base_mhz: %d max_mhz: %d bus_mhz: %d\n", 313161a87ba7SLen Brown base_mhz, max_mhz, bus_mhz); 313261a87ba7SLen Brown } 31338a5bdf41SLen Brown 3134b2b34dfeSHubert Chrzaniuk if (has_aperf) 3135b2b34dfeSHubert Chrzaniuk aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); 3136b2b34dfeSHubert Chrzaniuk 3137ee7e38e3SLen Brown do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); 3138d7899447SLen Brown do_snb_cstates = has_snb_msrs(family, model); 3139ee7e38e3SLen Brown do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); 3140ee7e38e3SLen Brown do_pc3 = (pkg_cstate_limit >= PCL__3); 3141ee7e38e3SLen Brown do_pc6 = (pkg_cstate_limit >= PCL__6); 3142ee7e38e3SLen Brown do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); 3143d7899447SLen Brown do_c8_c9_c10 = has_hsw_msrs(family, model); 31440b2bb692SLen Brown do_skl_residency = has_skl_msrs(family, model); 3145144b44b1SLen Brown do_slm_cstates = is_slm(family, model); 3146fb5d4327SDasaratharaman Chandramouli do_knl_cstates = is_knl(family, model); 3147103a8feaSLen Brown 3148f0057310SLen Brown if (debug) 3149f0057310SLen Brown decode_misc_pwr_mgmt_msr(); 3150f0057310SLen Brown 3151889facbeSLen Brown rapl_probe(family, model); 31523a9a941dSLen Brown perf_limit_reasons_probe(family, model); 3153889facbeSLen Brown 3154fcd17211SLen Brown if (debug) 315558cc30a4SLen Brown dump_cstate_pstate_config_info(family, model); 3156fcd17211SLen Brown 3157a2b7b749SLen Brown if (has_skl_msrs(family, model)) 3158a2b7b749SLen Brown calculate_tsc_tweak(); 3159a2b7b749SLen Brown 3160*27d47356SLen Brown do_gfx_mhz = !access("/sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz", R_OK); 3161*27d47356SLen Brown 3162889facbeSLen Brown return; 3163103a8feaSLen Brown } 3164103a8feaSLen Brown 3165d8af6f5fSLen Brown void help() 3166103a8feaSLen Brown { 3167b7d8c148SLen Brown fprintf(outf, 3168d8af6f5fSLen Brown "Usage: turbostat [OPTIONS][(--interval seconds) | COMMAND ...]\n" 3169d8af6f5fSLen Brown "\n" 3170d8af6f5fSLen Brown "Turbostat forks the specified COMMAND and prints statistics\n" 3171d8af6f5fSLen Brown "when COMMAND completes.\n" 3172d8af6f5fSLen Brown "If no COMMAND is specified, turbostat wakes every 5-seconds\n" 3173d8af6f5fSLen Brown "to print statistics, until interrupted.\n" 3174d8af6f5fSLen Brown "--debug run in \"debug\" mode\n" 3175d8af6f5fSLen Brown "--interval sec Override default 5-second measurement interval\n" 3176d8af6f5fSLen Brown "--help print this help message\n" 3177d8af6f5fSLen Brown "--counter msr print 32-bit counter at address \"msr\"\n" 3178d8af6f5fSLen Brown "--Counter msr print 64-bit Counter at address \"msr\"\n" 3179b7d8c148SLen Brown "--out file create or truncate \"file\" for all output\n" 3180d8af6f5fSLen Brown "--msr msr print 32-bit value at address \"msr\"\n" 3181d8af6f5fSLen Brown "--MSR msr print 64-bit Value at address \"msr\"\n" 3182d8af6f5fSLen Brown "--version print version information\n" 3183d8af6f5fSLen Brown "\n" 3184d8af6f5fSLen Brown "For more help, run \"man turbostat\"\n"); 3185103a8feaSLen Brown } 3186103a8feaSLen Brown 3187103a8feaSLen Brown 3188103a8feaSLen Brown /* 3189103a8feaSLen Brown * in /dev/cpu/ return success for names that are numbers 3190103a8feaSLen Brown * ie. filter out ".", "..", "microcode". 3191103a8feaSLen Brown */ 3192103a8feaSLen Brown int dir_filter(const struct dirent *dirp) 3193103a8feaSLen Brown { 3194103a8feaSLen Brown if (isdigit(dirp->d_name[0])) 3195103a8feaSLen Brown return 1; 3196103a8feaSLen Brown else 3197103a8feaSLen Brown return 0; 3198103a8feaSLen Brown } 3199103a8feaSLen Brown 3200103a8feaSLen Brown int open_dev_cpu_msr(int dummy1) 3201103a8feaSLen Brown { 3202103a8feaSLen Brown return 0; 3203103a8feaSLen Brown } 3204103a8feaSLen Brown 3205c98d5d94SLen Brown void topology_probe() 3206c98d5d94SLen Brown { 3207c98d5d94SLen Brown int i; 3208c98d5d94SLen Brown int max_core_id = 0; 3209c98d5d94SLen Brown int max_package_id = 0; 3210c98d5d94SLen Brown int max_siblings = 0; 3211c98d5d94SLen Brown struct cpu_topology { 3212c98d5d94SLen Brown int core_id; 3213c98d5d94SLen Brown int physical_package_id; 3214c98d5d94SLen Brown } *cpus; 3215c98d5d94SLen Brown 3216c98d5d94SLen Brown /* Initialize num_cpus, max_cpu_num */ 3217c98d5d94SLen Brown topo.num_cpus = 0; 3218c98d5d94SLen Brown topo.max_cpu_num = 0; 3219c98d5d94SLen Brown for_all_proc_cpus(count_cpus); 3220c98d5d94SLen Brown if (!summary_only && topo.num_cpus > 1) 3221c98d5d94SLen Brown show_cpu = 1; 3222c98d5d94SLen Brown 3223d8af6f5fSLen Brown if (debug > 1) 3224b7d8c148SLen Brown fprintf(outf, "num_cpus %d max_cpu_num %d\n", topo.num_cpus, topo.max_cpu_num); 3225c98d5d94SLen Brown 3226c98d5d94SLen Brown cpus = calloc(1, (topo.max_cpu_num + 1) * sizeof(struct cpu_topology)); 3227b2c95d90SJosh Triplett if (cpus == NULL) 3228b2c95d90SJosh Triplett err(1, "calloc cpus"); 3229c98d5d94SLen Brown 3230c98d5d94SLen Brown /* 3231c98d5d94SLen Brown * Allocate and initialize cpu_present_set 3232c98d5d94SLen Brown */ 3233c98d5d94SLen Brown cpu_present_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3234b2c95d90SJosh Triplett if (cpu_present_set == NULL) 3235b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3236c98d5d94SLen Brown cpu_present_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3237c98d5d94SLen Brown CPU_ZERO_S(cpu_present_setsize, cpu_present_set); 3238c98d5d94SLen Brown for_all_proc_cpus(mark_cpu_present); 3239c98d5d94SLen Brown 3240c98d5d94SLen Brown /* 3241c98d5d94SLen Brown * Allocate and initialize cpu_affinity_set 3242c98d5d94SLen Brown */ 3243c98d5d94SLen Brown cpu_affinity_set = CPU_ALLOC((topo.max_cpu_num + 1)); 3244b2c95d90SJosh Triplett if (cpu_affinity_set == NULL) 3245b2c95d90SJosh Triplett err(3, "CPU_ALLOC"); 3246c98d5d94SLen Brown cpu_affinity_setsize = CPU_ALLOC_SIZE((topo.max_cpu_num + 1)); 3247c98d5d94SLen Brown CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set); 3248c98d5d94SLen Brown 3249c98d5d94SLen Brown 3250c98d5d94SLen Brown /* 3251c98d5d94SLen Brown * For online cpus 3252c98d5d94SLen Brown * find max_core_id, max_package_id 3253c98d5d94SLen Brown */ 3254c98d5d94SLen Brown for (i = 0; i <= topo.max_cpu_num; ++i) { 3255c98d5d94SLen Brown int siblings; 3256c98d5d94SLen Brown 3257c98d5d94SLen Brown if (cpu_is_not_present(i)) { 3258d8af6f5fSLen Brown if (debug > 1) 3259b7d8c148SLen Brown fprintf(outf, "cpu%d NOT PRESENT\n", i); 3260c98d5d94SLen Brown continue; 3261c98d5d94SLen Brown } 3262c98d5d94SLen Brown cpus[i].core_id = get_core_id(i); 3263c98d5d94SLen Brown if (cpus[i].core_id > max_core_id) 3264c98d5d94SLen Brown max_core_id = cpus[i].core_id; 3265c98d5d94SLen Brown 3266c98d5d94SLen Brown cpus[i].physical_package_id = get_physical_package_id(i); 3267c98d5d94SLen Brown if (cpus[i].physical_package_id > max_package_id) 3268c98d5d94SLen Brown max_package_id = cpus[i].physical_package_id; 3269c98d5d94SLen Brown 3270c98d5d94SLen Brown siblings = get_num_ht_siblings(i); 3271c98d5d94SLen Brown if (siblings > max_siblings) 3272c98d5d94SLen Brown max_siblings = siblings; 3273d8af6f5fSLen Brown if (debug > 1) 3274b7d8c148SLen Brown fprintf(outf, "cpu %d pkg %d core %d\n", 3275c98d5d94SLen Brown i, cpus[i].physical_package_id, cpus[i].core_id); 3276c98d5d94SLen Brown } 3277c98d5d94SLen Brown topo.num_cores_per_pkg = max_core_id + 1; 3278d8af6f5fSLen Brown if (debug > 1) 3279b7d8c148SLen Brown fprintf(outf, "max_core_id %d, sizing for %d cores per package\n", 3280c98d5d94SLen Brown max_core_id, topo.num_cores_per_pkg); 32811cc21f7bSLen Brown if (debug && !summary_only && topo.num_cores_per_pkg > 1) 3282c98d5d94SLen Brown show_core = 1; 3283c98d5d94SLen Brown 3284c98d5d94SLen Brown topo.num_packages = max_package_id + 1; 3285d8af6f5fSLen Brown if (debug > 1) 3286b7d8c148SLen Brown fprintf(outf, "max_package_id %d, sizing for %d packages\n", 3287c98d5d94SLen Brown max_package_id, topo.num_packages); 32881cc21f7bSLen Brown if (debug && !summary_only && topo.num_packages > 1) 3289c98d5d94SLen Brown show_pkg = 1; 3290c98d5d94SLen Brown 3291c98d5d94SLen Brown topo.num_threads_per_core = max_siblings; 3292d8af6f5fSLen Brown if (debug > 1) 3293b7d8c148SLen Brown fprintf(outf, "max_siblings %d\n", max_siblings); 3294c98d5d94SLen Brown 3295c98d5d94SLen Brown free(cpus); 3296c98d5d94SLen Brown } 3297c98d5d94SLen Brown 3298c98d5d94SLen Brown void 3299c98d5d94SLen Brown allocate_counters(struct thread_data **t, struct core_data **c, struct pkg_data **p) 3300c98d5d94SLen Brown { 3301c98d5d94SLen Brown int i; 3302c98d5d94SLen Brown 3303c98d5d94SLen Brown *t = calloc(topo.num_threads_per_core * topo.num_cores_per_pkg * 3304c98d5d94SLen Brown topo.num_packages, sizeof(struct thread_data)); 3305c98d5d94SLen Brown if (*t == NULL) 3306c98d5d94SLen Brown goto error; 3307c98d5d94SLen Brown 3308c98d5d94SLen Brown for (i = 0; i < topo.num_threads_per_core * 3309c98d5d94SLen Brown topo.num_cores_per_pkg * topo.num_packages; i++) 3310c98d5d94SLen Brown (*t)[i].cpu_id = -1; 3311c98d5d94SLen Brown 3312c98d5d94SLen Brown *c = calloc(topo.num_cores_per_pkg * topo.num_packages, 3313c98d5d94SLen Brown sizeof(struct core_data)); 3314c98d5d94SLen Brown if (*c == NULL) 3315c98d5d94SLen Brown goto error; 3316c98d5d94SLen Brown 3317c98d5d94SLen Brown for (i = 0; i < topo.num_cores_per_pkg * topo.num_packages; i++) 3318c98d5d94SLen Brown (*c)[i].core_id = -1; 3319c98d5d94SLen Brown 3320c98d5d94SLen Brown *p = calloc(topo.num_packages, sizeof(struct pkg_data)); 3321c98d5d94SLen Brown if (*p == NULL) 3322c98d5d94SLen Brown goto error; 3323c98d5d94SLen Brown 3324c98d5d94SLen Brown for (i = 0; i < topo.num_packages; i++) 3325c98d5d94SLen Brown (*p)[i].package_id = i; 3326c98d5d94SLen Brown 3327c98d5d94SLen Brown return; 3328c98d5d94SLen Brown error: 3329b2c95d90SJosh Triplett err(1, "calloc counters"); 3330c98d5d94SLen Brown } 3331c98d5d94SLen Brown /* 3332c98d5d94SLen Brown * init_counter() 3333c98d5d94SLen Brown * 3334c98d5d94SLen Brown * set cpu_id, core_num, pkg_num 3335c98d5d94SLen Brown * set FIRST_THREAD_IN_CORE and FIRST_CORE_IN_PACKAGE 3336c98d5d94SLen Brown * 3337c98d5d94SLen Brown * increment topo.num_cores when 1st core in pkg seen 3338c98d5d94SLen Brown */ 3339c98d5d94SLen Brown void init_counter(struct thread_data *thread_base, struct core_data *core_base, 3340c98d5d94SLen Brown struct pkg_data *pkg_base, int thread_num, int core_num, 3341c98d5d94SLen Brown int pkg_num, int cpu_id) 3342c98d5d94SLen Brown { 3343c98d5d94SLen Brown struct thread_data *t; 3344c98d5d94SLen Brown struct core_data *c; 3345c98d5d94SLen Brown struct pkg_data *p; 3346c98d5d94SLen Brown 3347c98d5d94SLen Brown t = GET_THREAD(thread_base, thread_num, core_num, pkg_num); 3348c98d5d94SLen Brown c = GET_CORE(core_base, core_num, pkg_num); 3349c98d5d94SLen Brown p = GET_PKG(pkg_base, pkg_num); 3350c98d5d94SLen Brown 3351c98d5d94SLen Brown t->cpu_id = cpu_id; 3352c98d5d94SLen Brown if (thread_num == 0) { 3353c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_THREAD_IN_CORE; 3354c98d5d94SLen Brown if (cpu_is_first_core_in_package(cpu_id)) 3355c98d5d94SLen Brown t->flags |= CPU_IS_FIRST_CORE_IN_PACKAGE; 3356c98d5d94SLen Brown } 3357c98d5d94SLen Brown 3358c98d5d94SLen Brown c->core_id = core_num; 3359c98d5d94SLen Brown p->package_id = pkg_num; 3360c98d5d94SLen Brown } 3361c98d5d94SLen Brown 3362c98d5d94SLen Brown 3363c98d5d94SLen Brown int initialize_counters(int cpu_id) 3364c98d5d94SLen Brown { 3365c98d5d94SLen Brown int my_thread_id, my_core_id, my_package_id; 3366c98d5d94SLen Brown 3367c98d5d94SLen Brown my_package_id = get_physical_package_id(cpu_id); 3368c98d5d94SLen Brown my_core_id = get_core_id(cpu_id); 3369e275b388SDasaratharaman Chandramouli my_thread_id = get_cpu_position_in_core(cpu_id); 3370e275b388SDasaratharaman Chandramouli if (!my_thread_id) 3371c98d5d94SLen Brown topo.num_cores++; 3372c98d5d94SLen Brown 3373c98d5d94SLen Brown init_counter(EVEN_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3374c98d5d94SLen Brown init_counter(ODD_COUNTERS, my_thread_id, my_core_id, my_package_id, cpu_id); 3375c98d5d94SLen Brown return 0; 3376c98d5d94SLen Brown } 3377c98d5d94SLen Brown 3378c98d5d94SLen Brown void allocate_output_buffer() 3379c98d5d94SLen Brown { 33803b4d5c7fSAndy Shevchenko output_buffer = calloc(1, (1 + topo.num_cpus) * 1024); 3381c98d5d94SLen Brown outp = output_buffer; 3382b2c95d90SJosh Triplett if (outp == NULL) 3383b2c95d90SJosh Triplett err(-1, "calloc output buffer"); 3384c98d5d94SLen Brown } 338536229897SLen Brown void allocate_fd_percpu(void) 338636229897SLen Brown { 338736229897SLen Brown fd_percpu = calloc(topo.max_cpu_num, sizeof(int)); 338836229897SLen Brown if (fd_percpu == NULL) 338936229897SLen Brown err(-1, "calloc fd_percpu"); 339036229897SLen Brown } 3391562a2d37SLen Brown void allocate_irq_buffers(void) 3392562a2d37SLen Brown { 3393562a2d37SLen Brown irq_column_2_cpu = calloc(topo.num_cpus, sizeof(int)); 3394562a2d37SLen Brown if (irq_column_2_cpu == NULL) 3395562a2d37SLen Brown err(-1, "calloc %d", topo.num_cpus); 3396562a2d37SLen Brown 3397562a2d37SLen Brown irqs_per_cpu = calloc(topo.max_cpu_num, sizeof(int)); 3398562a2d37SLen Brown if (irqs_per_cpu == NULL) 3399562a2d37SLen Brown err(-1, "calloc %d", topo.max_cpu_num); 3400562a2d37SLen Brown } 3401c98d5d94SLen Brown void setup_all_buffers(void) 3402c98d5d94SLen Brown { 3403c98d5d94SLen Brown topology_probe(); 3404562a2d37SLen Brown allocate_irq_buffers(); 340536229897SLen Brown allocate_fd_percpu(); 3406c98d5d94SLen Brown allocate_counters(&thread_even, &core_even, &package_even); 3407c98d5d94SLen Brown allocate_counters(&thread_odd, &core_odd, &package_odd); 3408c98d5d94SLen Brown allocate_output_buffer(); 3409c98d5d94SLen Brown for_all_proc_cpus(initialize_counters); 3410c98d5d94SLen Brown } 34113b4d5c7fSAndy Shevchenko 34127ce7d5deSPrarit Bhargava void set_base_cpu(void) 34137ce7d5deSPrarit Bhargava { 34147ce7d5deSPrarit Bhargava base_cpu = sched_getcpu(); 34157ce7d5deSPrarit Bhargava if (base_cpu < 0) 34167ce7d5deSPrarit Bhargava err(-ENODEV, "No valid cpus found"); 34177ce7d5deSPrarit Bhargava 34187ce7d5deSPrarit Bhargava if (debug > 1) 3419b7d8c148SLen Brown fprintf(outf, "base_cpu = %d\n", base_cpu); 34207ce7d5deSPrarit Bhargava } 34217ce7d5deSPrarit Bhargava 3422103a8feaSLen Brown void turbostat_init() 3423103a8feaSLen Brown { 34247ce7d5deSPrarit Bhargava setup_all_buffers(); 34257ce7d5deSPrarit Bhargava set_base_cpu(); 3426103a8feaSLen Brown check_dev_msr(); 342798481e79SLen Brown check_permissions(); 3428fcd17211SLen Brown process_cpuid(); 3429103a8feaSLen Brown 3430103a8feaSLen Brown 3431d8af6f5fSLen Brown if (debug) 34327f5c258eSLen Brown for_all_cpus(print_hwp, ODD_COUNTERS); 34337f5c258eSLen Brown 34347f5c258eSLen Brown if (debug) 3435889facbeSLen Brown for_all_cpus(print_epb, ODD_COUNTERS); 3436889facbeSLen Brown 3437d8af6f5fSLen Brown if (debug) 34383a9a941dSLen Brown for_all_cpus(print_perf_limit, ODD_COUNTERS); 34393a9a941dSLen Brown 3440d8af6f5fSLen Brown if (debug) 3441889facbeSLen Brown for_all_cpus(print_rapl, ODD_COUNTERS); 3442889facbeSLen Brown 3443889facbeSLen Brown for_all_cpus(set_temperature_target, ODD_COUNTERS); 3444889facbeSLen Brown 3445d8af6f5fSLen Brown if (debug) 3446889facbeSLen Brown for_all_cpus(print_thermal, ODD_COUNTERS); 3447103a8feaSLen Brown } 3448103a8feaSLen Brown 3449103a8feaSLen Brown int fork_it(char **argv) 3450103a8feaSLen Brown { 3451103a8feaSLen Brown pid_t child_pid; 3452d91bb17cSLen Brown int status; 3453d15cf7c1SLen Brown 3454d91bb17cSLen Brown status = for_all_cpus(get_counters, EVEN_COUNTERS); 3455d91bb17cSLen Brown if (status) 3456d91bb17cSLen Brown exit(status); 3457d15cf7c1SLen Brown /* clear affinity side-effect of get_counters() */ 3458d15cf7c1SLen Brown sched_setaffinity(0, cpu_present_setsize, cpu_present_set); 3459103a8feaSLen Brown gettimeofday(&tv_even, (struct timezone *)NULL); 3460103a8feaSLen Brown 3461103a8feaSLen Brown child_pid = fork(); 3462103a8feaSLen Brown if (!child_pid) { 3463103a8feaSLen Brown /* child */ 3464103a8feaSLen Brown execvp(argv[0], argv); 3465103a8feaSLen Brown } else { 3466103a8feaSLen Brown 3467103a8feaSLen Brown /* parent */ 3468b2c95d90SJosh Triplett if (child_pid == -1) 3469b2c95d90SJosh Triplett err(1, "fork"); 3470103a8feaSLen Brown 3471103a8feaSLen Brown signal(SIGINT, SIG_IGN); 3472103a8feaSLen Brown signal(SIGQUIT, SIG_IGN); 3473b2c95d90SJosh Triplett if (waitpid(child_pid, &status, 0) == -1) 3474b2c95d90SJosh Triplett err(status, "waitpid"); 3475103a8feaSLen Brown } 3476c98d5d94SLen Brown /* 3477c98d5d94SLen Brown * n.b. fork_it() does not check for errors from for_all_cpus() 3478c98d5d94SLen Brown * because re-starting is problematic when forking 3479c98d5d94SLen Brown */ 3480c98d5d94SLen Brown for_all_cpus(get_counters, ODD_COUNTERS); 3481103a8feaSLen Brown gettimeofday(&tv_odd, (struct timezone *)NULL); 3482103a8feaSLen Brown timersub(&tv_odd, &tv_even, &tv_delta); 3483c98d5d94SLen Brown for_all_cpus_2(delta_cpu, ODD_COUNTERS, EVEN_COUNTERS); 3484c98d5d94SLen Brown compute_average(EVEN_COUNTERS); 3485c98d5d94SLen Brown format_all_counters(EVEN_COUNTERS); 3486103a8feaSLen Brown 3487b7d8c148SLen Brown fprintf(outf, "%.6f sec\n", tv_delta.tv_sec + tv_delta.tv_usec/1000000.0); 3488b7d8c148SLen Brown 3489b7d8c148SLen Brown flush_output_stderr(); 3490103a8feaSLen Brown 3491d91bb17cSLen Brown return status; 3492103a8feaSLen Brown } 3493103a8feaSLen Brown 34943b4d5c7fSAndy Shevchenko int get_and_dump_counters(void) 34953b4d5c7fSAndy Shevchenko { 34963b4d5c7fSAndy Shevchenko int status; 34973b4d5c7fSAndy Shevchenko 34983b4d5c7fSAndy Shevchenko status = for_all_cpus(get_counters, ODD_COUNTERS); 34993b4d5c7fSAndy Shevchenko if (status) 35003b4d5c7fSAndy Shevchenko return status; 35013b4d5c7fSAndy Shevchenko 35023b4d5c7fSAndy Shevchenko status = for_all_cpus(dump_counters, ODD_COUNTERS); 35033b4d5c7fSAndy Shevchenko if (status) 35043b4d5c7fSAndy Shevchenko return status; 35053b4d5c7fSAndy Shevchenko 3506b7d8c148SLen Brown flush_output_stdout(); 35073b4d5c7fSAndy Shevchenko 35083b4d5c7fSAndy Shevchenko return status; 35093b4d5c7fSAndy Shevchenko } 35103b4d5c7fSAndy Shevchenko 3511d8af6f5fSLen Brown void print_version() { 3512b7d8c148SLen Brown fprintf(outf, "turbostat version 4.10 10 Dec, 2015" 3513d8af6f5fSLen Brown " - Len Brown <lenb@kernel.org>\n"); 3514d8af6f5fSLen Brown } 3515d8af6f5fSLen Brown 3516103a8feaSLen Brown void cmdline(int argc, char **argv) 3517103a8feaSLen Brown { 3518103a8feaSLen Brown int opt; 3519d8af6f5fSLen Brown int option_index = 0; 3520d8af6f5fSLen Brown static struct option long_options[] = { 3521d8af6f5fSLen Brown {"Counter", required_argument, 0, 'C'}, 3522d8af6f5fSLen Brown {"counter", required_argument, 0, 'c'}, 3523d8af6f5fSLen Brown {"Dump", no_argument, 0, 'D'}, 3524d8af6f5fSLen Brown {"debug", no_argument, 0, 'd'}, 3525d8af6f5fSLen Brown {"interval", required_argument, 0, 'i'}, 3526d8af6f5fSLen Brown {"help", no_argument, 0, 'h'}, 3527d8af6f5fSLen Brown {"Joules", no_argument, 0, 'J'}, 3528d8af6f5fSLen Brown {"MSR", required_argument, 0, 'M'}, 3529d8af6f5fSLen Brown {"msr", required_argument, 0, 'm'}, 3530b7d8c148SLen Brown {"out", required_argument, 0, 'o'}, 3531d8af6f5fSLen Brown {"Package", no_argument, 0, 'p'}, 3532d8af6f5fSLen Brown {"processor", no_argument, 0, 'p'}, 3533d8af6f5fSLen Brown {"Summary", no_argument, 0, 'S'}, 3534d8af6f5fSLen Brown {"TCC", required_argument, 0, 'T'}, 3535d8af6f5fSLen Brown {"version", no_argument, 0, 'v' }, 3536d8af6f5fSLen Brown {0, 0, 0, 0 } 3537d8af6f5fSLen Brown }; 3538103a8feaSLen Brown 3539103a8feaSLen Brown progname = argv[0]; 3540103a8feaSLen Brown 3541b7d8c148SLen Brown while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:PpST:v", 3542d8af6f5fSLen Brown long_options, &option_index)) != -1) { 3543103a8feaSLen Brown switch (opt) { 3544d8af6f5fSLen Brown case 'C': 3545d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_delta_offset64); 3546103a8feaSLen Brown break; 3547f9240813SLen Brown case 'c': 35488e180f3cSLen Brown sscanf(optarg, "%x", &extra_delta_offset32); 35498e180f3cSLen Brown break; 3550d8af6f5fSLen Brown case 'D': 3551d8af6f5fSLen Brown dump_only++; 35528e180f3cSLen Brown break; 3553d8af6f5fSLen Brown case 'd': 3554d8af6f5fSLen Brown debug++; 35552f32edf1SLen Brown break; 3556d8af6f5fSLen Brown case 'h': 3557d8af6f5fSLen Brown default: 3558d8af6f5fSLen Brown help(); 3559d8af6f5fSLen Brown exit(1); 3560d8af6f5fSLen Brown case 'i': 35612a0609c0SLen Brown { 35622a0609c0SLen Brown double interval = strtod(optarg, NULL); 35632a0609c0SLen Brown 35642a0609c0SLen Brown if (interval < 0.001) { 3565b7d8c148SLen Brown fprintf(outf, "interval %f seconds is too small\n", 35662a0609c0SLen Brown interval); 35672a0609c0SLen Brown exit(2); 35682a0609c0SLen Brown } 35692a0609c0SLen Brown 35702a0609c0SLen Brown interval_ts.tv_sec = interval; 35712a0609c0SLen Brown interval_ts.tv_nsec = (interval - interval_ts.tv_sec) * 1000000000; 35722a0609c0SLen Brown } 3573889facbeSLen Brown break; 35745c56be9aSDirk Brandewie case 'J': 35755c56be9aSDirk Brandewie rapl_joules++; 35765c56be9aSDirk Brandewie break; 3577d8af6f5fSLen Brown case 'M': 3578d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset64); 3579d8af6f5fSLen Brown break; 3580d8af6f5fSLen Brown case 'm': 3581d8af6f5fSLen Brown sscanf(optarg, "%x", &extra_msr_offset32); 3582d8af6f5fSLen Brown break; 3583b7d8c148SLen Brown case 'o': 3584b7d8c148SLen Brown outf = fopen_or_die(optarg, "w"); 3585b7d8c148SLen Brown break; 3586d8af6f5fSLen Brown case 'P': 3587d8af6f5fSLen Brown show_pkg_only++; 3588d8af6f5fSLen Brown break; 3589d8af6f5fSLen Brown case 'p': 3590d8af6f5fSLen Brown show_core_only++; 3591d8af6f5fSLen Brown break; 3592d8af6f5fSLen Brown case 'S': 3593d8af6f5fSLen Brown summary_only++; 3594d8af6f5fSLen Brown break; 3595d8af6f5fSLen Brown case 'T': 3596d8af6f5fSLen Brown tcc_activation_temp_override = atoi(optarg); 3597d8af6f5fSLen Brown break; 3598d8af6f5fSLen Brown case 'v': 3599d8af6f5fSLen Brown print_version(); 3600d8af6f5fSLen Brown exit(0); 3601d8af6f5fSLen Brown break; 3602103a8feaSLen Brown } 3603103a8feaSLen Brown } 3604103a8feaSLen Brown } 3605103a8feaSLen Brown 3606103a8feaSLen Brown int main(int argc, char **argv) 3607103a8feaSLen Brown { 3608b7d8c148SLen Brown outf = stderr; 3609b7d8c148SLen Brown 3610103a8feaSLen Brown cmdline(argc, argv); 3611103a8feaSLen Brown 3612d8af6f5fSLen Brown if (debug) 3613d8af6f5fSLen Brown print_version(); 3614103a8feaSLen Brown 3615103a8feaSLen Brown turbostat_init(); 3616103a8feaSLen Brown 36173b4d5c7fSAndy Shevchenko /* dump counters and exit */ 36183b4d5c7fSAndy Shevchenko if (dump_only) 36193b4d5c7fSAndy Shevchenko return get_and_dump_counters(); 36203b4d5c7fSAndy Shevchenko 3621103a8feaSLen Brown /* 3622103a8feaSLen Brown * if any params left, it must be a command to fork 3623103a8feaSLen Brown */ 3624103a8feaSLen Brown if (argc - optind) 3625103a8feaSLen Brown return fork_it(argv + optind); 3626103a8feaSLen Brown else 3627103a8feaSLen Brown turbostat_loop(); 3628103a8feaSLen Brown 3629103a8feaSLen Brown return 0; 3630103a8feaSLen Brown } 3631