Commit 61764831 authored by Len Brown's avatar Len Brown
Browse files

tools/power turbostat: Dump hypervisor name 



Sometimes useful to know which hypervisor is running beneath us...

Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 00b9e2a7

tools/power/x86/turbostat/turbostat.c

+23 −0
Original line number Diff line number Diff line
@@ -8772,6 +8772,27 @@ void probe_pstates(void) 
	for_all_cpus(print_epb, ODD_COUNTERS);

	for_all_cpus(print_perf_limit, ODD_COUNTERS);

}

void dump_word_chars(unsigned int word)

{

	int i;



	for (i = 0; i < 4; ++i)

		fprintf(outf, "%c", (word >> (i * 8)) & 0xFF);

}

void dump_cpuid_hypervisor(void)

{

	unsigned int ebx = 0;

	unsigned int ecx = 0;

	unsigned int edx = 0;



	__cpuid(0x40000000, max_extended_level, ebx, ecx, edx);



	fprintf(outf, "Hypervisor: ");

	dump_word_chars(ebx);

	dump_word_chars(ecx);

	dump_word_chars(edx);

	fprintf(outf, "\n");

}



void process_cpuid()

{
@@ -8839,6 +8860,8 @@ void process_cpuid() 
			edx_flags & (1 << 5) ? "" : "No-",

			edx_flags & (1 << 22) ? "" : "No-", edx_flags & (1 << 28) ? "" : "No-", edx_flags & (1 << 29) ? "" : "No-");

	}

	if (!quiet && cpuid_has_hv)

		dump_cpuid_hypervisor();



	probe_platform_features(family, model);