diff options
Diffstat (limited to 'src/cpu/amd/agesa')
| -rw-r--r-- | src/cpu/amd/agesa/family14/fixme.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/cpu/amd/agesa/family14/fixme.c b/src/cpu/amd/agesa/family14/fixme.c index d1bd0a1d78..ab10e3a704 100644 --- a/src/cpu/amd/agesa/family14/fixme.c +++ b/src/cpu/amd/agesa/family14/fixme.c @@ -92,6 +92,12 @@ void amd_initmmio(void) PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0, 0, 0xE4); PciData = (AMD_APU_SSID << 0x10) | AMD_APU_SVID; LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader); + + /* Set ROM cache onto WP to decrease post time */ + MsrReg = (0x0100000000ull - CACHE_ROM_SIZE) | MTRR_TYPE_WRPROT; + LibAmdMsrWrite (0x20C, &MsrReg, &StdHeader); + MsrReg = ((1ULL << CONFIG_CPU_ADDR_BITS) - CACHE_ROM_SIZE) | MTRR_PHYS_MASK_VALID; + LibAmdMsrWrite (0x20D, &MsrReg, &StdHeader); } void amd_initenv(void) |