diff options
Diffstat (limited to 'UefiCpuPkg/CpuMpPei')
| -rw-r--r-- | UefiCpuPkg/CpuMpPei/CpuMpPei.c | 8 | ||||
| -rw-r--r-- | UefiCpuPkg/CpuMpPei/CpuMpPei.h | 2 | ||||
| -rw-r--r-- | UefiCpuPkg/CpuMpPei/CpuMpPei.inf | 1 |
3 files changed, 11 insertions, 0 deletions
diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.c b/UefiCpuPkg/CpuMpPei/CpuMpPei.c index a2f25b9405..e39a813cdd 100644 --- a/UefiCpuPkg/CpuMpPei/CpuMpPei.c +++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.c @@ -118,6 +118,10 @@ ApCFunction ( BistData = *(UINTN *) (PeiCpuMpData->Buffer + NumApsExecuting * PeiCpuMpData->CpuApStackSize - sizeof (UINTN)); PeiCpuMpData->CpuData[NumApsExecuting].ApicId = GetInitialApicId (); PeiCpuMpData->CpuData[NumApsExecuting].Health.Uint32 = (UINT32) BistData; + // + // Sync BSP's Mtrr table to all wakeup APs + // + MtrrSetAllMtrrs (&PeiCpuMpData->MtrrTable); } // @@ -286,6 +290,10 @@ CountProcessorNumber ( { // + // Store BSP's MTRR setting + // + MtrrGetAllMtrrs (&PeiCpuMpData->MtrrTable); + // // Send broadcast IPI to APs to wakeup APs // PeiCpuMpData->InitFlag = 1; diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.h b/UefiCpuPkg/CpuMpPei/CpuMpPei.h index 3194f1f0fa..466ddc0558 100644 --- a/UefiCpuPkg/CpuMpPei/CpuMpPei.h +++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.h @@ -24,6 +24,7 @@ #include <Library/DebugLib.h> #include <Library/HobLib.h> #include <Library/LocalApicLib.h> +#include <Library/MtrrLib.h> #include <Library/PcdLib.h> #include <Library/PeimEntryPoint.h> #include <Library/PeiServicesLib.h> @@ -115,6 +116,7 @@ struct _PEI_CPU_MP_DATA { UINTN ApFunctionArgument; volatile UINT32 FinishedCount; BOOLEAN InitFlag; + MTRR_SETTINGS MtrrTable; PEI_CPU_DATA *CpuData; volatile MP_CPU_EXCHANGE_INFO *MpCpuExchangeInfo; }; diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.inf b/UefiCpuPkg/CpuMpPei/CpuMpPei.inf index 4d7ba3e128..e195f8c3d8 100644 --- a/UefiCpuPkg/CpuMpPei/CpuMpPei.inf +++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.inf @@ -53,6 +53,7 @@ DebugLib HobLib LocalApicLib + MtrrLib PcdLib PeimEntryPoint PeiServicesLib |