diff options
Diffstat (limited to 'src/cpu')
| -rw-r--r-- | src/cpu/intel/common/fsb.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/cpu/intel/common/fsb.c b/src/cpu/intel/common/fsb.c index 5ad98d4c8f..c32bc235c2 100644 --- a/src/cpu/intel/common/fsb.c +++ b/src/cpu/intel/common/fsb.c @@ -42,12 +42,12 @@ static int get_fsb_tsc(int *fsb, int *ratio) case 0xe: /* Core Solo/Duo */ case 0x1c: /* Atom */ *fsb = core_fsb[rdmsr(MSR_FSB_FREQ).lo & 7]; - *ratio = rdmsr(MSR_EBC_FREQUENCY_ID).lo >> 24; + *ratio = (rdmsr(IA32_PERF_STATUS).hi >> 8) & 0x1f; break; case 0xf: /* Core 2 or Xeon */ case 0x17: /* Enhanced Core */ *fsb = core2_fsb[rdmsr(MSR_FSB_FREQ).lo & 7]; - *ratio = rdmsr(MSR_EBC_FREQUENCY_ID).lo >> 24; + *ratio = (rdmsr(IA32_PERF_STATUS).hi >> 8) & 0x1f; break; case 0x25: /* Nehalem BCLK fixed at 133MHz */ *fsb = 133; |