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authorLen Brown <len.brown@intel.com>2013-01-31 15:22:15 -0500
committerLen Brown <len.brown@intel.com>2013-02-08 19:26:16 -0500
commit679204183472af16e8e75d2b1479459ad19bc67c (patch)
tree0508a4b33d9bfbb608c854da62da02224e0c1aa1 /tools
parent70b43400bc290764b49ff3497a9824604c66c409 (diff)
downloadvexpress-lsk-679204183472af16e8e75d2b1479459ad19bc67c.tar.gz
tools/power turbostat: decode MSR_IA32_POWER_CTL
When verbose is enabled, print the C1E-Enable bit in MSR_IA32_POWER_CTL. also delete some redundant tests on the verbose variable. Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/power/x86/turbostat/turbostat.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index b326878bd5d..75f64e05ec3 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -908,8 +908,7 @@ void print_verbose_header(void)
get_msr(0, MSR_NHM_PLATFORM_INFO, &msr);
- if (verbose)
- fprintf(stderr, "cpu0: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu0: MSR_NHM_PLATFORM_INFO: 0x%08llx\n", msr);
ratio = (msr >> 40) & 0xFF;
fprintf(stderr, "%d * %.0f = %.0f MHz max efficiency\n",
@@ -919,13 +918,16 @@ void print_verbose_header(void)
fprintf(stderr, "%d * %.0f = %.0f MHz TSC frequency\n",
ratio, bclk, ratio * bclk);
+ get_msr(0, MSR_IA32_POWER_CTL, &msr);
+ fprintf(stderr, "cpu0: MSR_IA32_POWER_CTL: 0x%08llx (C1E: %sabled)\n",
+ msr, msr & 0x2 ? "EN" : "DIS");
+
if (!do_ivt_turbo_ratio_limit)
goto print_nhm_turbo_ratio_limits;
get_msr(0, MSR_IVT_TURBO_RATIO_LIMIT, &msr);
- if (verbose)
- fprintf(stderr, "cpu0: MSR_IVT_TURBO_RATIO_LIMIT: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu0: MSR_IVT_TURBO_RATIO_LIMIT: 0x%08llx\n", msr);
ratio = (msr >> 56) & 0xFF;
if (ratio)
@@ -1016,8 +1018,7 @@ print_nhm_turbo_ratio_limits:
get_msr(0, MSR_NHM_TURBO_RATIO_LIMIT, &msr);
- if (verbose)
- fprintf(stderr, "cpu0: MSR_NHM_TURBO_RATIO_LIMIT: 0x%08llx\n", msr);
+ fprintf(stderr, "cpu0: MSR_NHM_TURBO_RATIO_LIMIT: 0x%08llx\n", msr);
ratio = (msr >> 56) & 0xFF;
if (ratio)