diff options
Diffstat (limited to 'src/cpu/amd/pi/00670F00/fixme.c')
| -rw-r--r-- | src/cpu/amd/pi/00670F00/fixme.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/cpu/amd/pi/00670F00/fixme.c b/src/cpu/amd/pi/00670F00/fixme.c index 86f5acf58a..e7d7ba5878 100644 --- a/src/cpu/amd/pi/00670F00/fixme.c +++ b/src/cpu/amd/pi/00670F00/fixme.c @@ -88,4 +88,10 @@ void amd_initmmio(void) MsrReg = ((1ULL << CONFIG_CPU_ADDR_BITS) - CACHE_ROM_SIZE) | \ 0x800ull; LibAmdMsrWrite(0x20D, &MsrReg, &StdHeader); + + if (IS_ENABLED(CONFIG_UDELAY_LAPIC)){ + LibAmdMsrRead(0x1B, &MsrReg, &StdHeader); + MsrReg |= 1 << 11; + LibAmdMsrWrite(0x1B, &MsrReg, &StdHeader); + } } |