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tools/power turbostat: decode CPUID(6).TURBO 

show the CPUID feature for turbo to clarify the case
when it may not be shown in MISC_ENABLE

CPUID(6): APERF, TURBO, DTS, PTM, No-HWP, No-HWPnotify, No-HWPwindow, No-HWPepp, No-HWPpkg, EPB
cpu4: MSR_IA32_MISC_ENABLE: 0x00850089 (TCC EIST MWAIT TURBO)

Signed-off-by: Len Brown <len.brown@intel.com>
hifive-unleashed-5.1
Len Brown 2017-01-21 00:50:08 -05:00
parent 0f7887c49b
commit b3a34e9382
1 changed files with 4 additions and 1 deletions
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5
tools/power/x86/turbostat/turbostat.c
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@ -3626,6 +3626,7 @@ void process_cpuid()
{
unsigned int eax, ebx, ecx, edx, max_level, max_extended_level;
unsigned int fms, family, model, stepping;
unsigned int has_turbo;
eax = ebx = ecx = edx = 0;
@ -3696,6 +3697,7 @@ void process_cpuid()
do_dts = eax & (1 << 0);
if (do_dts)
BIC_PRESENT(BIC_CoreTmp);
has_turbo = eax & (1 << 1);
do_ptm = eax & (1 << 6);
if (do_ptm)
BIC_PRESENT(BIC_PkgTmp);
@ -3707,9 +3709,10 @@ void process_cpuid()
has_epb = ecx & (1 << 3);
if (debug)
fprintf(outf, "CPUID(6): %sAPERF, %sDTS, %sPTM, %sHWP, "
fprintf(outf, "CPUID(6): %sAPERF, %sTURBO, %sDTS, %sPTM, %sHWP, "
"%sHWPnotify, %sHWPwindow, %sHWPepp, %sHWPpkg, %sEPB\n",
has_aperf ? "" : "No-",
has_turbo ? "" : "No-",
do_dts ? "" : "No-",
do_ptm ? "" : "No-",
has_hwp ? "" : "No-",