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| author |   Len Brown <len.brown@intel.com> | 2021-02-04 14:44:12 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2021-05-04 18:23:14 -0400 |
| commit | ed0757b83a00d1799c249073d688b018b82d0093 (patch) | |
| tree | b5ecdbefc65f8a61be141e87a750e2656a909be6 /tools | |
| parent | tools/power turbostat: add built-in-counter for IPC -- Instructions per Cycle (diff) | |
| download | linux-dev-ed0757b83a00d1799c249073d688b018b82d0093.tar.xz linux-dev-ed0757b83a00d1799c249073d688b018b82d0093.zip | |
tools/power turbostat: print microcode patch level
(also available via "grep microcode /proc/cpuinfo")
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/power/x86/turbostat/turbostat.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index b82295eaa744..e1bc7937b1ec 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -5118,6 +5118,7 @@ void process_cpuid() unsigned int eax, ebx, ecx, edx; unsigned int fms, family, model, stepping, ecx_flags, edx_flags; unsigned int has_turbo; + unsigned long long ucode_patch = 0; eax = ebx = ecx = edx = 0; @@ -5131,8 +5132,8 @@ void process_cpuid() hygon_genuine = 1; if (!quiet) - fprintf(outf, "CPUID(0): %.4s%.4s%.4s ", - (char *)&ebx, (char *)&edx, (char *)&ecx); + fprintf(outf, "CPUID(0): %.4s%.4s%.4s 0x%x CPUID levels\n", + (char *)&ebx, (char *)&edx, (char *)&ecx, max_level); __cpuid(1, fms, ebx, ecx, edx); family = (fms >> 8) & 0xf; @@ -5145,6 +5146,9 @@ void process_cpuid() ecx_flags = ecx; edx_flags = edx; + if (get_msr(sched_getcpu(), MSR_IA32_UCODE_REV, &ucode_patch)) + warnx("get_msr(UCODE)\n"); + /* * check max extended function levels of CPUID. * This is needed to check for invariant TSC. @@ -5154,8 +5158,9 @@ void process_cpuid() __cpuid(0x80000000, max_extended_level, ebx, ecx, edx); if (!quiet) { - fprintf(outf, "0x%x CPUID levels; 0x%x xlevels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n", - max_level, max_extended_level, family, model, stepping, family, model, stepping); + fprintf(outf, "CPUID(1): family:model:stepping 0x%x:%x:%x (%d:%d:%d) microcode 0x%x\n", + family, model, stepping, family, model, stepping, (unsigned int)((ucode_patch >> 32) & 0xFFFFFFFF)); + fprintf(outf, "CPUID(0x80000000): max_extended_levels: 0x%x\n", max_extended_level); fprintf(outf, "CPUID(1): %s %s %s %s %s %s %s %s %s %s\n", ecx_flags & (1 << 0) ? "SSE3" : "-", ecx_flags & (1 << 3) ? "MONITOR" : "-", |