aboutsummaryrefslogtreecommitdiffstats
path: root/tools/power/x86/turbostat/turbostat.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/power/x86/turbostat/turbostat.c')
-rw-r--r--tools/power/x86/turbostat/turbostat.c133
1 files changed, 119 insertions, 14 deletions
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 323b65edfc97..bde0ef1a63df 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -71,8 +71,11 @@ unsigned int extra_msr_offset32;
unsigned int extra_msr_offset64;
unsigned int extra_delta_offset32;
unsigned int extra_delta_offset64;
+unsigned int aperf_mperf_multiplier = 1;
int do_smi;
double bclk;
+double base_hz;
+double tsc_tweak = 1.0;
unsigned int show_pkg;
unsigned int show_core;
unsigned int show_cpu;
@@ -372,7 +375,7 @@ void print_header(void)
if (do_rapl & RAPL_GFX)
outp += sprintf(outp, " GFX_J");
if (do_rapl & RAPL_DRAM)
- outp += sprintf(outp, " RAM_W");
+ outp += sprintf(outp, " RAM_J");
if (do_rapl & RAPL_PKG_PERF_STATUS)
outp += sprintf(outp, " PKG_%%");
if (do_rapl & RAPL_DRAM_PERF_STATUS)
@@ -502,7 +505,7 @@ int format_counters(struct thread_data *t, struct core_data *c,
/* %Busy */
if (has_aperf) {
if (!skip_c0)
- outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc);
+ outp += sprintf(outp, "%8.2f", 100.0 * t->mperf/t->tsc/tsc_tweak);
else
outp += sprintf(outp, "********");
}
@@ -510,7 +513,7 @@ int format_counters(struct thread_data *t, struct core_data *c,
/* Bzy_MHz */
if (has_aperf)
outp += sprintf(outp, "%8.0f",
- 1.0 * t->tsc / units * t->aperf / t->mperf / interval_float);
+ 1.0 * t->tsc * tsc_tweak / units * t->aperf / t->mperf / interval_float);
/* TSC_MHz */
outp += sprintf(outp, "%8.0f", 1.0 * t->tsc/units/interval_float);
@@ -984,6 +987,8 @@ int get_counters(struct thread_data *t, struct core_data *c, struct pkg_data *p)
return -3;
if (get_msr(cpu, MSR_IA32_MPERF, &t->mperf))
return -4;
+ t->aperf = t->aperf * aperf_mperf_multiplier;
+ t->mperf = t->mperf * aperf_mperf_multiplier;
}
if (do_smi) {
@@ -1149,6 +1154,19 @@ int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV,
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};
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};
+
+static void
+calculate_tsc_tweak()
+{
+ unsigned long long msr;
+ unsigned int base_ratio;
+
+ get_msr(base_cpu, MSR_NHM_PLATFORM_INFO, &msr);
+ base_ratio = (msr >> 8) & 0xFF;
+ base_hz = base_ratio * bclk * 1000000;
+ tsc_tweak = base_hz / tsc_hz;
+}
+
static void
dump_nhm_platform_info(void)
{
@@ -1157,7 +1175,7 @@ dump_nhm_platform_info(void)
get_msr(base_cpu, MSR_NHM_PLATFORM_INFO, &msr);
- fprintf(stderr, "cpu0: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu%d: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", base_cpu, msr);
ratio = (msr >> 40) & 0xFF;
fprintf(stderr, "%d * %.0f = %.0f MHz max efficiency frequency\n",
@@ -1168,8 +1186,8 @@ dump_nhm_platform_info(void)
ratio, bclk, ratio * bclk);
get_msr(base_cpu, MSR_IA32_POWER_CTL, &msr);
- fprintf(stderr, "cpu0: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
- msr, msr & 0x2 ? "EN" : "DIS");
+ fprintf(stderr, "cpu%d: MSR_IA32_POWER_CTL: 0x%08llx (C1E auto-promotion: %sabled)\n",
+ base_cpu, msr, msr & 0x2 ? "EN" : "DIS");
return;
}
@@ -1182,7 +1200,7 @@ dump_hsw_turbo_ratio_limits(void)
get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT2, &msr);
- fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu%d: MSR_TURBO_RATIO_LIMIT2: 0x%08llx\n", base_cpu, msr);
ratio = (msr >> 8) & 0xFF;
if (ratio)
@@ -1204,7 +1222,7 @@ dump_ivt_turbo_ratio_limits(void)
get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT1, &msr);
- fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu%d: MSR_TURBO_RATIO_LIMIT1: 0x%08llx\n", base_cpu, msr);
ratio = (msr >> 56) & 0xFF;
if (ratio)
@@ -1256,7 +1274,7 @@ dump_nhm_turbo_ratio_limits(void)
get_msr(base_cpu, MSR_TURBO_RATIO_LIMIT, &msr);
- fprintf(stderr, "cpu0: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu%d: MSR_TURBO_RATIO_LIMIT: 0x%08llx\n", base_cpu, msr);
ratio = (msr >> 56) & 0xFF;
if (ratio)
@@ -1312,8 +1330,8 @@ dump_knl_turbo_ratio_limits(void)
get_msr(base_cpu, MSR_NHM_TURBO_RATIO_LIMIT, &msr);
- fprintf(stderr, "cpu0: MSR_NHM_TURBO_RATIO_LIMIT: 0x%08llx\n",
- msr);
+ fprintf(stderr, "cpu%d: MSR_NHM_TURBO_RATIO_LIMIT: 0x%08llx\n",
+ base_cpu, msr);
/**
* Turbo encoding in KNL is as follows:
@@ -1371,7 +1389,7 @@ dump_nhm_cst_cfg(void)
#define SNB_C1_AUTO_UNDEMOTE (1UL << 27)
#define SNB_C3_AUTO_UNDEMOTE (1UL << 28)
- fprintf(stderr, "cpu0: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", msr);
+ fprintf(stderr, "cpu%d: MSR_NHM_SNB_PKG_CST_CFG_CTL: 0x%08llx", base_cpu, msr);
fprintf(stderr, " (%s%s%s%s%slocked: pkg-cstate-limit=%d: %s)\n",
(msr & SNB_C3_AUTO_UNDEMOTE) ? "UNdemote-C3, " : "",
@@ -1384,6 +1402,49 @@ dump_nhm_cst_cfg(void)
return;
}
+static void
+dump_config_tdp(void)
+{
+ unsigned long long msr;
+
+ get_msr(base_cpu, MSR_CONFIG_TDP_NOMINAL, &msr);
+ fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_NOMINAL: 0x%08llx", base_cpu, msr);
+ fprintf(stderr, " (base_ratio=%d)\n", (unsigned int)msr & 0xEF);
+
+ get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_1, &msr);
+ fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_LEVEL_1: 0x%08llx (", base_cpu, msr);
+ if (msr) {
+ fprintf(stderr, "PKG_MIN_PWR_LVL1=%d ", (unsigned int)(msr >> 48) & 0xEFFF);
+ fprintf(stderr, "PKG_MAX_PWR_LVL1=%d ", (unsigned int)(msr >> 32) & 0xEFFF);
+ fprintf(stderr, "LVL1_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF);
+ fprintf(stderr, "PKG_TDP_LVL1=%d", (unsigned int)(msr) & 0xEFFF);
+ }
+ fprintf(stderr, ")\n");
+
+ get_msr(base_cpu, MSR_CONFIG_TDP_LEVEL_2, &msr);
+ fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_LEVEL_2: 0x%08llx (", base_cpu, msr);
+ if (msr) {
+ fprintf(stderr, "PKG_MIN_PWR_LVL2=%d ", (unsigned int)(msr >> 48) & 0xEFFF);
+ fprintf(stderr, "PKG_MAX_PWR_LVL2=%d ", (unsigned int)(msr >> 32) & 0xEFFF);
+ fprintf(stderr, "LVL2_RATIO=%d ", (unsigned int)(msr >> 16) & 0xEF);
+ fprintf(stderr, "PKG_TDP_LVL2=%d", (unsigned int)(msr) & 0xEFFF);
+ }
+ fprintf(stderr, ")\n");
+
+ get_msr(base_cpu, MSR_CONFIG_TDP_CONTROL, &msr);
+ fprintf(stderr, "cpu%d: MSR_CONFIG_TDP_CONTROL: 0x%08llx (", base_cpu, msr);
+ if ((msr) & 0x3)
+ fprintf(stderr, "TDP_LEVEL=%d ", (unsigned int)(msr) & 0x3);
+ fprintf(stderr, " lock=%d", (unsigned int)(msr >> 31) & 1);
+ fprintf(stderr, ")\n");
+
+ get_msr(base_cpu, MSR_TURBO_ACTIVATION_RATIO, &msr);
+ fprintf(stderr, "cpu%d: MSR_TURBO_ACTIVATION_RATIO: 0x%08llx (", base_cpu, msr);
+ fprintf(stderr, "MAX_NON_TURBO_RATIO=%d", (unsigned int)(msr) & 0xEF);
+ fprintf(stderr, " lock=%d", (unsigned int)(msr >> 31) & 1);
+ fprintf(stderr, ")\n");
+}
+
void free_all_buffers(void)
{
CPU_FREE(cpu_present_set);
@@ -1873,6 +1934,34 @@ int has_knl_turbo_ratio_limit(unsigned int family, unsigned int model)
return 0;
}
}
+int has_config_tdp(unsigned int family, unsigned int model)
+{
+ if (!genuine_intel)
+ return 0;
+
+ if (family != 6)
+ return 0;
+
+ switch (model) {
+ case 0x3A: /* IVB */
+ case 0x3C: /* HSW */
+ case 0x3F: /* HSX */
+ case 0x45: /* HSW */
+ case 0x46: /* HSW */
+ case 0x3D: /* BDW */
+ case 0x47: /* BDW */
+ case 0x4F: /* BDX */
+ case 0x56: /* BDX-DE */
+ case 0x4E: /* SKL */
+ case 0x5E: /* SKL */
+
+ case 0x57: /* Knights Landing */
+ return 1;
+ default:
+ return 0;
+ }
+}
+
static void
dump_cstate_pstate_config_info(family, model)
{
@@ -1893,6 +1982,9 @@ dump_cstate_pstate_config_info(family, model)
if (has_knl_turbo_ratio_limit(family, model))
dump_knl_turbo_ratio_limits();
+ if (has_config_tdp(family, model))
+ dump_config_tdp();
+
dump_nhm_cst_cfg();
}
@@ -2467,6 +2559,13 @@ int is_knl(unsigned int family, unsigned int model)
return 0;
}
+unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model)
+{
+ if (is_knl(family, model))
+ return 1024;
+ return 1;
+}
+
#define SLM_BCLK_FREQS 5
double slm_freq_table[SLM_BCLK_FREQS] = { 83.3, 100.0, 133.3, 116.7, 80.0};
@@ -2668,6 +2767,9 @@ void process_cpuid()
}
}
+ if (has_aperf)
+ aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model);
+
do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model);
do_snb_cstates = has_snb_msrs(family, model);
do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2);
@@ -2686,6 +2788,9 @@ void process_cpuid()
if (debug)
dump_cstate_pstate_config_info();
+ if (has_skl_msrs(family, model))
+ calculate_tsc_tweak();
+
return;
}
@@ -3014,7 +3119,7 @@ int get_and_dump_counters(void)
}
void print_version() {
- fprintf(stderr, "turbostat version 4.7 27-May, 2015"
+ fprintf(stderr, "turbostat version 4.8 26-Sep, 2015"
" - Len Brown <lenb@kernel.org>\n");
}
@@ -3042,7 +3147,7 @@ void cmdline(int argc, char **argv)
progname = argv[0];
- while ((opt = getopt_long_only(argc, argv, "C:c:Ddhi:JM:m:PpST:v",
+ while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:PpST:v",
long_options, &option_index)) != -1) {
switch (opt) {
case 'C':
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.