Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <[email protected]>
CC: Feng Tian <[email protected]>
CC: Jiewen Yao <[email protected]>
CC: Michael Kinney <[email protected]>
---
UefiCpuPkg/CpuMpPei/CpuMpPei.c | 9 +++++++--
UefiCpuPkg/CpuMpPei/CpuMpPei.h | 2 ++
UefiCpuPkg/CpuMpPei/CpuMpPei.inf | 1 +
UefiCpuPkg/CpuMpPei/PeiMpServices.c | 18 ++++++++++++++++++
4 files changed, 28 insertions(+), 2 deletions(-)
diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.c b/UefiCpuPkg/CpuMpPei/CpuMpPei.c
index bfcf816..7b75d35 100644
--- a/UefiCpuPkg/CpuMpPei/CpuMpPei.c
+++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.c
@@ -436,7 +436,7 @@ CpuMpPeimInit (
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
-
+ EFI_STATUS Status;
PEI_CPU_MP_DATA *PeiCpuMpData;
UINT32 ProcessorCount;
@@ -464,6 +464,11 @@ CpuMpPeimInit (
// Update and publish CPU BIST information
//
CollectBistDataFromPpi (PeiServices, PeiCpuMpData);
+ //
+ // Install CPU MP PPI
+ //
+ Status = PeiServicesInstallPpi(&mPeiCpuMpPpiDesc);
+ ASSERT_EFI_ERROR (Status);
- return EFI_SUCCESS;
+ return Status;
}
diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.h b/UefiCpuPkg/CpuMpPei/CpuMpPei.h
index d8ee2ee..97d52bf 100644
--- a/UefiCpuPkg/CpuMpPei/CpuMpPei.h
+++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.h
@@ -140,6 +140,8 @@ struct _PEI_CPU_MP_DATA {
PEI_CPU_DATA *CpuData;
volatile MP_CPU_EXCHANGE_INFO *MpCpuExchangeInfo;
};
+extern EFI_PEI_PPI_DESCRIPTOR mPeiCpuMpPpiDesc;
+
/**
Assembly code to get starting address and size of the rendezvous entry for
APs.
diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.inf b/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
index faf999a..7160c0e 100644
--- a/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
+++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.inf
@@ -68,6 +68,7 @@
UefiCpuLib
[Ppis]
+ gEfiPeiMpServicesPpiGuid ## PRODUCES
gEfiSecPlatformInformationPpiGuid ## SOMETIMES_CONSUMES
## SOMETIMES_CONSUMES
## SOMETIMES_PRODUCES
diff --git a/UefiCpuPkg/CpuMpPei/PeiMpServices.c
b/UefiCpuPkg/CpuMpPei/PeiMpServices.c
index 960c228..bd77f58 100644
--- a/UefiCpuPkg/CpuMpPei/PeiMpServices.c
+++ b/UefiCpuPkg/CpuMpPei/PeiMpServices.c
@@ -14,6 +14,24 @@
#include "PeiMpServices.h"
+//
+// CPU MP PPI to be installed
+//
+EFI_PEI_MP_SERVICES_PPI mMpServicesPpi = {
+ PeiGetNumberOfProcessors,
+ PeiGetProcessorInfo,
+ PeiStartupAllAPs,
+ PeiStartupThisAP,
+ PeiSwitchBSP,
+ PeiEnableDisableAP,
+ PeiWhoAmI,
+};
+
+EFI_PEI_PPI_DESCRIPTOR mPeiCpuMpPpiDesc = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gEfiPeiMpServicesPpiGuid,
+ &mMpServicesPpi
+};
/**
Get CPU Package/Core/Thread location information.
--
1.9.5.msysgit.0
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