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tools/power turbostat: decode more CPUID fields 

for debugging, dump a few more fields:

CPUID(1): SSE3 MONITOR EIST TM2 TSC MSR ACPI-TM TM

cpu0: MSR_IA32_MISC_ENABLE: 0x00850089 (TCC EIST MONITOR)

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown 2015-11-21 12:22:47 -05:00
parent afd2ff9b7e
commit 69807a638f
1 changed files with 27 additions and 1 deletions
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28
tools/power/x86/turbostat/turbostat.c
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@ -2673,6 +2673,19 @@ guess:
return 0;
}
void decode_misc_enable_msr(void)
{
unsigned long long msr;
if (!get_msr(base_cpu, MSR_IA32_MISC_ENABLE, &msr))
fprintf(stderr, "cpu%d: MSR_IA32_MISC_ENABLE: 0x%08llx (%s %s %s)\n",
base_cpu, msr,
msr & (1 << 3) ? "TCC" : "",
msr & (1 << 16) ? "EIST" : "",
msr & (1 << 18) ? "MONITOR" : "");
}
void process_cpuid()
{
unsigned int eax, ebx, ecx, edx, max_level;
@ -2696,9 +2709,19 @@ void process_cpuid()
if (family == 6 || family == 0xf)
model += ((fms >> 16) & 0xf) << 4;
if (debug)
if (debug) {
fprintf(stderr, "%d CPUID levels; family:model:stepping 0x%x:%x:%x (%d:%d:%d)\n",
max_level, family, model, stepping, family, model, stepping);
fprintf(stderr, "CPUID(1): %s %s %s %s %s %s %s %s\n",
ecx & (1 << 0) ? "SSE3" : "-",
ecx & (1 << 3) ? "MONITOR" : "-",
ecx & (1 << 7) ? "EIST" : "-",
ecx & (1 << 8) ? "TM2" : "-",
edx & (1 << 4) ? "TSC" : "-",
edx & (1 << 5) ? "MSR" : "-",
edx & (1 << 22) ? "ACPI-TM" : "-",
edx & (1 << 29) ? "TM" : "-");
}
if (!(edx & (1 << 5)))
errx(1, "CPUID: no MSR");
@ -2739,6 +2762,9 @@ void process_cpuid()
do_ptm ? "" : "No ",
has_epb ? "" : "No ");
if (debug)
decode_misc_enable_msr();
if (max_level > 0x15) {
unsigned int eax_crystal;
unsigned int ebx_tsc;