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tools/power turbostat: Dump RDT CPUID.7 Support

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Show both Symmetric and Asymmetric RDT bits.

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown 2026-05-24 10:41:42 -04:00
parent e817a533bb
commit 890265c019
1 changed files with 20 additions and 13 deletions
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33
tools/power/x86/turbostat/turbostat.c
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@ -8327,9 +8327,6 @@ void decode_feature_control_msr(void)
if (no_msr)
return;
if (quiet)
return;
get_msr(master_cpu, MSR_IA32_FEAT_CTL, &msr);
fprintf(outf, "cpu%d: MSR_IA32_FEATURE_CONTROL: 0x%08llx (%sLocked %s)\n",
master_cpu, msr, msr & FEAT_CTL_LOCKED ? "" : "UN-", msr & (1 << 18) ? "SGX" : "");
@ -9200,21 +9197,31 @@ void process_cpuid()
decode_misc_enable_msr();
if (max_level >= 0x7) {
int has_sgx;
ecx = 0;
eax = ebx = ecx = edx = 0;
__cpuid_count(0x7, 0, eax, ebx, ecx, edx);
has_sgx = ebx & (1 << 2);
is_hybrid = !!(edx & (1 << 15));
if (!quiet)
fprintf(outf, "CPUID(7): %sSGX %sHybrid\n", has_sgx ? "" : "No-", is_hybrid ? "" : "No-");
if (!quiet) {
int has_sgx, has_rdt_m, has_rdt_a, has_ardt_m, has_ardt_a;
if (has_sgx)
decode_feature_control_msr();
has_sgx = ebx & (1 << 2);
has_rdt_m = ebx & (1 << 12);
has_rdt_a = ebx & (1 << 15);
eax = ebx = ecx = edx = 0;
__cpuid_count(0x7, 1, eax, ebx, ecx, edx);
has_ardt_m = ecx & (1 << 0);
has_ardt_a = ecx & (1 << 1);
fprintf(outf, "CPUID(7): %sSGX %sRDT_M %sRDT_A %sARDT_M %sARDT_A %sHybrid\n",
has_sgx ? "" : "No-", has_rdt_m ? "" : "No-", has_rdt_a ? "" : "No-", has_ardt_m ? "" : "No-", has_ardt_a ? "" : "No-",
is_hybrid ? "" : "No-");
if (has_sgx)
decode_feature_control_msr();
}
}
if (max_level >= 0x15) {