turbostat.c (aeb01e6d71ffaf3011ac755c3083cc200ed57cb4) turbostat.c (7ab5ff4937a338783d147ec2d8c8714f48a5de79)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * turbostat -- show CPU frequency and C-state residency
4 * on modern Intel and AMD processors.
5 *
6 * Copyright (c) 2013 Intel Corporation.
7 * Len Brown <len.brown@intel.com>
8 */

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30#include <sched.h>
31#include <time.h>
32#include <cpuid.h>
33#include <sys/capability.h>
34#include <errno.h>
35#include <math.h>
36#include <linux/perf_event.h>
37#include <asm/unistd.h>
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * turbostat -- show CPU frequency and C-state residency
4 * on modern Intel and AMD processors.
5 *
6 * Copyright (c) 2013 Intel Corporation.
7 * Len Brown <len.brown@intel.com>
8 */

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30#include <sched.h>
31#include <time.h>
32#include <cpuid.h>
33#include <sys/capability.h>
34#include <errno.h>
35#include <math.h>
36#include <linux/perf_event.h>
37#include <asm/unistd.h>
38#include <stdbool.h>
38
39char *proc_stat = "/proc/stat";
40FILE *outf;
41int *fd_percpu;
42int *fd_instr_count_percpu;
43struct timeval interval_tv = {5, 0};
44struct timespec interval_ts = {5, 0};
45unsigned int num_iterations;

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180 unsigned long long c1;
181 unsigned long long instr_count;
182 unsigned long long irq_count;
183 unsigned int smi_count;
184 unsigned int cpu_id;
185 unsigned int apic_id;
186 unsigned int x2apic_id;
187 unsigned int flags;
39
40char *proc_stat = "/proc/stat";
41FILE *outf;
42int *fd_percpu;
43int *fd_instr_count_percpu;
44struct timeval interval_tv = {5, 0};
45struct timespec interval_ts = {5, 0};
46unsigned int num_iterations;

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181 unsigned long long c1;
182 unsigned long long instr_count;
183 unsigned long long irq_count;
184 unsigned int smi_count;
185 unsigned int cpu_id;
186 unsigned int apic_id;
187 unsigned int x2apic_id;
188 unsigned int flags;
189 bool is_atom;
188#define CPU_IS_FIRST_THREAD_IN_CORE 0x2
189#define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4
190 unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
191} *thread_even, *thread_odd;
192
193struct core_data {
194 unsigned long long c3;
195 unsigned long long c6;

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2085 if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
2086 if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
2087 return -7;
2088 } else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
2089 if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
2090 return -7;
2091 }
2092
190#define CPU_IS_FIRST_THREAD_IN_CORE 0x2
191#define CPU_IS_FIRST_CORE_IN_PACKAGE 0x4
192 unsigned long long counter[MAX_ADDED_THREAD_COUNTERS];
193} *thread_even, *thread_odd;
194
195struct core_data {
196 unsigned long long c3;
197 unsigned long long c6;

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2087 if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
2088 if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
2089 return -7;
2090 } else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
2091 if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
2092 return -7;
2093 }
2094
2093 if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7))
2095 if (DO_BIC(BIC_CPU_c7) || soft_c1_residency_display(BIC_CPU_c7)) {
2094 if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
2095 return -8;
2096 if (get_msr(cpu, MSR_CORE_C7_RESIDENCY, &c->c7))
2097 return -8;
2098 else if (t->is_atom) {
2099 /*
2100 * For Atom CPUs that has core cstate deeper than c6,
2101 * MSR_CORE_C6_RESIDENCY returns residency of cc6 and deeper.
2102 * Minus CC7 (and deeper cstates) residency to get
2103 * accturate cc6 residency.
2104 */
2105 c->c6 -= c->c7;
2106 }
2107 }
2096
2097 if (DO_BIC(BIC_Mod_c6))
2098 if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
2099 return -8;
2100
2101 if (DO_BIC(BIC_CoreTmp)) {
2102 if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
2103 return -9;

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4906 if (has_snb_msrs(family, model) || is_knl(family, model))
4907 return 100.00;
4908 else if (is_slm(family, model))
4909 return slm_bclk();
4910 else
4911 return 133.33;
4912}
4913
2108
2109 if (DO_BIC(BIC_Mod_c6))
2110 if (get_msr(cpu, MSR_MODULE_C6_RES_MS, &c->mc6_us))
2111 return -8;
2112
2113 if (DO_BIC(BIC_CoreTmp)) {
2114 if (get_msr(cpu, MSR_IA32_THERM_STATUS, &msr))
2115 return -9;

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4918 if (has_snb_msrs(family, model) || is_knl(family, model))
4919 return 100.00;
4920 else if (is_slm(family, model))
4921 return slm_bclk();
4922 else
4923 return 133.33;
4924}
4925
4926int get_cpu_type(struct thread_data *t, struct core_data *c, struct pkg_data *p)
4927{
4928 unsigned int eax, ebx, ecx, edx;
4929
4930 if (!genuine_intel)
4931 return 0;
4932
4933 if (cpu_migrate(t->cpu_id)) {
4934 fprintf(outf, "Could not migrate to CPU %d\n", t->cpu_id);
4935 return -1;
4936 }
4937
4938 if (max_level < 0x1a)
4939 return 0;
4940
4941 __cpuid(0x1a, eax, ebx, ecx, edx);
4942 eax = (eax >> 24) & 0xFF;
4943 if (eax == 0x20 )
4944 t->is_atom = true;
4945 return 0;
4946}
4947
4914/*
4915 * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4916 * the Thermal Control Circuit (TCC) activates.
4917 * This is usually equal to tjMax.
4918 *
4919 * Older processors do not have this MSR, so there we guess,
4920 * but also allow cmdline over-ride with -T.
4921 *

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5791 if (!quiet)
5792 for_all_cpus(print_perf_limit, ODD_COUNTERS);
5793
5794 if (!quiet)
5795 for_all_cpus(print_rapl, ODD_COUNTERS);
5796
5797 for_all_cpus(set_temperature_target, ODD_COUNTERS);
5798
4948/*
4949 * MSR_IA32_TEMPERATURE_TARGET indicates the temperature where
4950 * the Thermal Control Circuit (TCC) activates.
4951 * This is usually equal to tjMax.
4952 *
4953 * Older processors do not have this MSR, so there we guess,
4954 * but also allow cmdline over-ride with -T.
4955 *

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5825 if (!quiet)
5826 for_all_cpus(print_perf_limit, ODD_COUNTERS);
5827
5828 if (!quiet)
5829 for_all_cpus(print_rapl, ODD_COUNTERS);
5830
5831 for_all_cpus(set_temperature_target, ODD_COUNTERS);
5832
5833 for_all_cpus(get_cpu_type, ODD_COUNTERS);
5834 for_all_cpus(get_cpu_type, EVEN_COUNTERS);
5835
5799 if (!quiet)
5800 for_all_cpus(print_thermal, ODD_COUNTERS);
5801
5802 if (!quiet && do_irtl_snb)
5803 print_irtl();
5804}
5805
5806int fork_it(char **argv)

--- 567 unchanged lines hidden --- 		5836 if (!quiet)
5837 for_all_cpus(print_thermal, ODD_COUNTERS);
5838
5839 if (!quiet && do_irtl_snb)
5840 print_irtl();
5841}
5842
5843int fork_it(char **argv)

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