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authorLen Brown <len.brown@intel.com>2021-02-04 22:44:12 +0300
committerLen Brown <len.brown@intel.com>2021-05-05 01:23:14 +0300
commited0757b83a00d1799c249073d688b018b82d0093 (patch)
treeb5ecdbefc65f8a61be141e87a750e2656a909be6 /tools/power/x86
parent2af4f9b8596afbbd7667a18fa71d117bac227dea (diff)
downloadlinux-ed0757b83a00d1799c249073d688b018b82d0093.tar.xz
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/power/x86')
-rw-r--r--tools/power/x86/turbostat/turbostat.c13
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" : "-",