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authoroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>2012-07-04 20:17:46 +0000
committeroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>2012-07-04 20:17:46 +0000
commit0dbbacdf1842e41c6bc7675a92015d7e28840b3f (patch)
treebd8fbb95b75435704e55eed5f0b86da20527c8ab /ArmPlatformPkg
parentdac180fc761f023317784da27e88015844426bba (diff)
downloadedk2-platforms-0dbbacdf1842e41c6bc7675a92015d7e28840b3f.tar.xz
ArmPlatformPkg/PrePi: Declared the ARM MP Core Info
Registered the gArmMpCoreInfoGuid Data Hob. Signed-off-by: Olivier Martin <olivier.martin@arm.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13497 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPlatformPkg')
-rw-r--r--ArmPlatformPkg/PrePi/MainMPCore.c35
-rwxr-xr-xArmPlatformPkg/PrePi/PeiMPCore.inf1
-rwxr-xr-xArmPlatformPkg/PrePi/PeiUniCore.inf5
-rwxr-xr-xArmPlatformPkg/PrePi/PrePi.c44
-rw-r--r--ArmPlatformPkg/PrePi/PrePi.h6
5 files changed, 55 insertions, 36 deletions
diff --git a/ArmPlatformPkg/PrePi/MainMPCore.c b/ArmPlatformPkg/PrePi/MainMPCore.c
index 2c18f9f3c3..998a7763f4 100644
--- a/ArmPlatformPkg/PrePi/MainMPCore.c
+++ b/ArmPlatformPkg/PrePi/MainMPCore.c
@@ -18,30 +18,6 @@
#include <Ppi/ArmMpCoreInfo.h>
-EFI_STATUS
-GetPlatformPpi (
- IN EFI_GUID *PpiGuid,
- OUT VOID **Ppi
- )
-{
- UINTN PpiListSize;
- UINTN PpiListCount;
- EFI_PEI_PPI_DESCRIPTOR *PpiList;
- UINTN Index;
-
- PpiListSize = 0;
- ArmPlatformGetPlatformPpiList (&PpiListSize, &PpiList);
- PpiListCount = PpiListSize / sizeof(EFI_PEI_PPI_DESCRIPTOR);
- for (Index = 0; Index < PpiListCount; Index++, PpiList++) {
- if (CompareGuid (PpiList->Guid, PpiGuid) == TRUE) {
- *Ppi = PpiList->Ppi;
- return EFI_SUCCESS;
- }
- }
-
- return EFI_NOT_FOUND;
-}
-
VOID
PrimaryMain (
IN UINTN UefiMemoryBase,
@@ -50,15 +26,6 @@ PrimaryMain (
IN UINT64 StartTimeStamp
)
{
- // On MP Core Platform we must implement the ARM MP Core Info PPI (gArmMpCoreInfoPpiGuid)
- DEBUG_CODE_BEGIN();
- EFI_STATUS Status;
- ARM_MP_CORE_INFO_PPI *ArmMpCoreInfoPpi;
-
- Status = GetPlatformPpi (&gArmMpCoreInfoPpiGuid, (VOID**)&ArmMpCoreInfoPpi);
- ASSERT_EFI_ERROR (Status);
- DEBUG_CODE_END();
-
// Check PcdGicPrimaryCoreId has been set in case the Primary Core is not the core 0 of Cluster 0
DEBUG_CODE_BEGIN();
if ((PcdGet32(PcdArmPrimaryCore) != 0) && (PcdGet32 (PcdGicPrimaryCoreId) == 0)) {
@@ -69,7 +36,7 @@ PrimaryMain (
// Enable the GIC Distributor
ArmGicEnableDistributor(PcdGet32(PcdGicDistributorBase));
- // In some cases, the secondary cores are waiting for an SGI from the next stage boot loader toresume their initialization
+ // In some cases, the secondary cores are waiting for an SGI from the next stage boot loader to resume their initialization
if (!FixedPcdGet32(PcdSendSgiToBringUpSecondaryCores)) {
// Sending SGI to all the Secondary CPU interfaces
ArmGicSendSgiTo (PcdGet32(PcdGicDistributorBase), ARM_GIC_ICDSGIR_FILTER_EVERYONEELSE, 0x0E, PcdGet32 (PcdGicSgiIntId));
diff --git a/ArmPlatformPkg/PrePi/PeiMPCore.inf b/ArmPlatformPkg/PrePi/PeiMPCore.inf
index 2fedb27a48..df89dfd3a7 100755
--- a/ArmPlatformPkg/PrePi/PeiMPCore.inf
+++ b/ArmPlatformPkg/PrePi/PeiMPCore.inf
@@ -61,6 +61,7 @@
[Guids]
gArmGlobalVariableGuid
+ gArmMpCoreInfoGuid
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
diff --git a/ArmPlatformPkg/PrePi/PeiUniCore.inf b/ArmPlatformPkg/PrePi/PeiUniCore.inf
index cfd40bc155..1a59fdc086 100755
--- a/ArmPlatformPkg/PrePi/PeiUniCore.inf
+++ b/ArmPlatformPkg/PrePi/PeiUniCore.inf
@@ -55,11 +55,12 @@
PlatformPeiLib
MemoryInitPeiLib
-[Guids]
- gArmGlobalVariableGuid
+[Ppis]
+ gArmMpCoreInfoPpiGuid
[Guids]
gArmGlobalVariableGuid
+ gArmMpCoreInfoGuid
[FeaturePcd]
gEmbeddedTokenSpaceGuid.PcdCacheEnable
diff --git a/ArmPlatformPkg/PrePi/PrePi.c b/ArmPlatformPkg/PrePi/PrePi.c
index 5090c25123..c393812439 100755
--- a/ArmPlatformPkg/PrePi/PrePi.c
+++ b/ArmPlatformPkg/PrePi/PrePi.c
@@ -23,6 +23,7 @@
#include <Library/PerformanceLib.h>
#include <Ppi/GuidedSectionExtraction.h>
+#include <Ppi/ArmMpCoreInfo.h>
#include <Guid/LzmaDecompress.h>
#include <Guid/ArmGlobalVariableHob.h>
@@ -70,6 +71,30 @@ BuildGlobalVariableHob (
Hob->GlobalVariableSize = GlobalVariableSize;
}
+EFI_STATUS
+GetPlatformPpi (
+ IN EFI_GUID *PpiGuid,
+ OUT VOID **Ppi
+ )
+{
+ UINTN PpiListSize;
+ UINTN PpiListCount;
+ EFI_PEI_PPI_DESCRIPTOR *PpiList;
+ UINTN Index;
+
+ PpiListSize = 0;
+ ArmPlatformGetPlatformPpiList (&PpiListSize, &PpiList);
+ PpiListCount = PpiListSize / sizeof(EFI_PEI_PPI_DESCRIPTOR);
+ for (Index = 0; Index < PpiListCount; Index++, PpiList++) {
+ if (CompareGuid (PpiList->Guid, PpiGuid) == TRUE) {
+ *Ppi = PpiList->Ppi;
+ return EFI_SUCCESS;
+ }
+ }
+
+ return EFI_NOT_FOUND;
+}
+
VOID
PrePiMain (
IN UINTN UefiMemoryBase,
@@ -79,6 +104,9 @@ PrePiMain (
)
{
EFI_HOB_HANDOFF_INFO_TABLE* HobList;
+ ARM_MP_CORE_INFO_PPI* ArmMpCoreInfoPpi;
+ UINTN ArmCoreCount;
+ ARM_CORE_INFO* ArmCoreInfoTable;
EFI_STATUS Status;
CHAR8 Buffer[100];
UINTN CharCount;
@@ -133,6 +161,22 @@ PrePiMain (
//TODO: Call CpuPei as a library
BuildCpuHob (PcdGet8 (PcdPrePiCpuMemorySize), PcdGet8 (PcdPrePiCpuIoSize));
+ if (ArmIsMpCore ()) {
+ // Only MP Core platform need to produce gArmMpCoreInfoPpiGuid
+ Status = GetPlatformPpi (&gArmMpCoreInfoPpiGuid, (VOID**)&ArmMpCoreInfoPpi);
+
+ // On MP Core Platform we must implement the ARM MP Core Info PPI (gArmMpCoreInfoPpiGuid)
+ ASSERT_EFI_ERROR (Status);
+
+ // Build the MP Core Info Table
+ ArmCoreCount = 0;
+ Status = ArmMpCoreInfoPpi->GetMpCoreInfo (&ArmCoreCount, &ArmCoreInfoTable);
+ if (!EFI_ERROR(Status) && (ArmCoreCount > 0)) {
+ // Build MPCore Info HOB
+ BuildGuidDataHob (&gArmMpCoreInfoGuid, ArmCoreInfoTable, sizeof (ARM_CORE_INFO) * ArmCoreCount);
+ }
+ }
+
// Set the Boot Mode
SetBootMode (ArmPlatformGetBootMode ());
diff --git a/ArmPlatformPkg/PrePi/PrePi.h b/ArmPlatformPkg/PrePi/PrePi.h
index e13900dbd4..3e976fadfb 100644
--- a/ArmPlatformPkg/PrePi/PrePi.h
+++ b/ArmPlatformPkg/PrePi/PrePi.h
@@ -81,4 +81,10 @@ BuildMemoryTypeInformationHob (
VOID
);
+EFI_STATUS
+GetPlatformPpi (
+ IN EFI_GUID *PpiGuid,
+ OUT VOID **Ppi
+ );
+
#endif /* _PREPI_H_ */