diff options
Diffstat (limited to 'src/cpu/intel/speedstep/acpi.c')
| -rw-r--r-- | src/cpu/intel/speedstep/acpi.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/cpu/intel/speedstep/acpi.c b/src/cpu/intel/speedstep/acpi.c index 249d9e47a8..d658c705ee 100644 --- a/src/cpu/intel/speedstep/acpi.c +++ b/src/cpu/intel/speedstep/acpi.c @@ -49,13 +49,15 @@ static int determine_total_number_of_cores(void) static int get_fsb(void) { - u32 fsbcode=(rdmsr(0xcd).lo >> 4) & 7; + const u32 fsbcode = rdmsr(0xcd).lo & 7; switch (fsbcode) { case 0: return 266; case 1: return 133; case 2: return 200; case 3: return 166; + case 4: return 333; case 5: return 100; + case 6: return 400; } printk(BIOS_DEBUG, "Warning: No supported FSB frequency. Assuming 200MHz\n"); return 200; |