tools/power turbostat: print microcode patch level

(also available via "grep microcode /proc/cpuinfo")

Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index b82295e..e1bc793 100644 (file)
--- 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" : "-",