diff options
Diffstat (limited to 'StandaloneMmPkg/Drivers')
| -rw-r--r-- | StandaloneMmPkg/Drivers/StandaloneMmIplPei/MmFoundationHob.c | 125 | ||||
| -rw-r--r-- | StandaloneMmPkg/Drivers/StandaloneMmIplPei/StandaloneMmIplPei.inf | 12 |
2 files changed, 136 insertions, 1 deletions
diff --git a/StandaloneMmPkg/Drivers/StandaloneMmIplPei/MmFoundationHob.c b/StandaloneMmPkg/Drivers/StandaloneMmIplPei/MmFoundationHob.c index df3355f3fc..dbb13b06a9 100644 --- a/StandaloneMmPkg/Drivers/StandaloneMmIplPei/MmFoundationHob.c +++ b/StandaloneMmPkg/Drivers/StandaloneMmIplPei/MmFoundationHob.c @@ -7,6 +7,10 @@ **/
#include <StandaloneMmIplPei.h>
+#include <Guid/MpInformation2.h>
+#include <Guid/AcpiS3Context.h>
+#include <Guid/MmAcpiS3Enable.h>
+#include <Guid/MmCpuSyncConfig.h>
/**
Add a new HOB to the HOB List.
@@ -80,6 +84,85 @@ MmIplBuildFvHob ( }
/**
+ Builds MM ACPI S3 Enable HOB.
+
+ This function builds MM ACPI S3 Enable HOB.
+ It can only be invoked during PEI phase;
+ If new HOB buffer is NULL, then ASSERT().
+
+ @param[in] Hob The pointer of new HOB buffer.
+ @param[in, out] HobBufferSize The available size of the HOB buffer when as input.
+ The used size of when as output.
+
+**/
+VOID
+MmIplBuildMmAcpiS3EnableHob (
+ IN UINT8 *Hob,
+ IN OUT UINTN *HobBufferSize
+ )
+{
+ EFI_HOB_GUID_TYPE *GuidHob;
+ MM_ACPI_S3_ENABLE *MmAcpiS3Enable;
+ UINT16 HobLength;
+
+ ASSERT (Hob != NULL);
+
+ HobLength = ALIGN_VALUE (sizeof (EFI_HOB_GUID_TYPE) + sizeof (MM_ACPI_S3_ENABLE), 8);
+ if (*HobBufferSize >= HobLength) {
+ MmIplCreateHob (Hob, EFI_HOB_TYPE_GUID_EXTENSION, HobLength);
+
+ GuidHob = (EFI_HOB_GUID_TYPE *)Hob;
+ CopyGuid (&GuidHob->Name, &gMmAcpiS3EnableHobGuid);
+
+ MmAcpiS3Enable = (MM_ACPI_S3_ENABLE *)(GuidHob + 1);
+ MmAcpiS3Enable->AcpiS3Enable = PcdGetBool (PcdAcpiS3Enable);
+ }
+
+ *HobBufferSize = HobLength;
+}
+
+/**
+ Builds MM cpu sync configuration HOB.
+
+ This function builds smm cpu sync configuration HOB.
+ It can only be invoked during PEI phase;
+ If new HOB buffer is NULL, then ASSERT().
+
+ @param[in] Hob The pointer of new HOB buffer.
+ @param[in, out] HobBufferSize The available size of the HOB buffer when as input.
+ The used size of when as output.
+
+**/
+VOID
+MmIplBuildMmCpuSyncConfigHob (
+ IN UINT8 *Hob,
+ IN OUT UINTN *HobBufferSize
+ )
+{
+ EFI_HOB_GUID_TYPE *GuidHob;
+ MM_CPU_SYNC_CONFIG *MmSyncModeInfoHob;
+ UINT16 HobLength;
+
+ ASSERT (Hob != NULL);
+
+ GuidHob = (EFI_HOB_GUID_TYPE *)(UINTN)Hob;
+
+ HobLength = ALIGN_VALUE (sizeof (EFI_HOB_GUID_TYPE) + sizeof (MM_CPU_SYNC_CONFIG), 8);
+ if (*HobBufferSize >= HobLength) {
+ MmIplCreateHob (GuidHob, EFI_HOB_TYPE_GUID_EXTENSION, HobLength);
+
+ CopyGuid (&GuidHob->Name, &gMmCpuSyncConfigHobGuid);
+
+ MmSyncModeInfoHob = (MM_CPU_SYNC_CONFIG *)(UINTN)(GuidHob + 1);
+ MmSyncModeInfoHob->RelaxedApMode = (BOOLEAN)(PcdGet8 (PcdCpuSmmSyncMode) == MmCpuSyncModeRelaxedAp);
+ MmSyncModeInfoHob->Timeout = PcdGet64 (PcdCpuSmmApSyncTimeout);
+ MmSyncModeInfoHob->Timeout2 = PcdGet64 (PcdCpuSmmApSyncTimeout2);
+ }
+
+ *HobBufferSize = HobLength;
+}
+
+/**
Copies a data buffer to a newly-built HOB for GUID HOB
This function builds a customized HOB tagged with a GUID for identification, copies the
@@ -281,6 +364,48 @@ CreateMmFoundationHobList ( MmIplBuildFvHob (FoundationHobList + UsedSize, &HobLength, MmFvBase, MmFvSize);
UsedSize += HobLength;
+ //
+ // Build MM ACPI S3 Enable HOB
+ //
+ HobLength = GetRemainingHobSize (*FoundationHobSize, UsedSize);
+ MmIplBuildMmAcpiS3EnableHob (FoundationHobList + UsedSize, &HobLength);
+ UsedSize += HobLength;
+
+ //
+ // Build MM CPU sync configuration HOB
+ //
+ HobLength = GetRemainingHobSize (*FoundationHobSize, UsedSize);
+ MmIplBuildMmCpuSyncConfigHob (FoundationHobList + UsedSize, &HobLength);
+ UsedSize += HobLength;
+
+ //
+ // Build CPU SMM base HOB in MM HOB list
+ //
+ HobLength = GetRemainingHobSize (*FoundationHobSize, UsedSize);
+ MmIplCopyGuidHob (FoundationHobList + UsedSize, &HobLength, &gSmmBaseHobGuid, TRUE);
+ UsedSize += HobLength;
+
+ //
+ // Build SMRAM memory Hob in MM HOB list
+ //
+ HobLength = GetRemainingHobSize (*FoundationHobSize, UsedSize);
+ MmIplCopyGuidHob (FoundationHobList + UsedSize, &HobLength, &gEfiSmmSmramMemoryGuid, FALSE);
+ UsedSize += HobLength;
+
+ //
+ // Build Mp Information2 Hob in MM HOB list
+ //
+ HobLength = GetRemainingHobSize (*FoundationHobSize, UsedSize);
+ MmIplCopyGuidHob (FoundationHobList + UsedSize, &HobLength, &gMpInformation2HobGuid, TRUE);
+ UsedSize += HobLength;
+
+ //
+ // Build ACPI variable HOB
+ //
+ HobLength = GetRemainingHobSize (*FoundationHobSize, UsedSize);
+ MmIplCopyGuidHob (FoundationHobList + UsedSize, &HobLength, &gEfiAcpiVariableGuid, FALSE);
+ UsedSize += HobLength;
+
if (*FoundationHobSize < UsedSize) {
Status = RETURN_BUFFER_TOO_SMALL;
} else {
diff --git a/StandaloneMmPkg/Drivers/StandaloneMmIplPei/StandaloneMmIplPei.inf b/StandaloneMmPkg/Drivers/StandaloneMmIplPei/StandaloneMmIplPei.inf index 94abe6eee7..bf0bdf735f 100644 --- a/StandaloneMmPkg/Drivers/StandaloneMmIplPei/StandaloneMmIplPei.inf +++ b/StandaloneMmPkg/Drivers/StandaloneMmIplPei/StandaloneMmIplPei.inf @@ -31,6 +31,7 @@ MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
StandaloneMmPkg/StandaloneMmPkg.dec
+ UefiCpuPkg/UefiCpuPkg.dec
[LibraryClasses]
PeimEntryPoint
@@ -48,6 +49,11 @@ gMmCommBufferHobGuid
gEfiSmmSmramMemoryGuid
gEventMmDispatchGuid
+ gSmmBaseHobGuid
+ gMpInformation2HobGuid
+ gEfiAcpiVariableGuid
+ gMmAcpiS3EnableHobGuid
+ gMmCpuSyncConfigHobGuid
[Ppis]
gEfiPeiMmControlPpiGuid
@@ -59,6 +65,10 @@ [Pcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdMmCommBufferPages
+ gEfiMdeModulePkgTokenSpaceGuid.PcdAcpiS3Enable ## CONSUMES
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmSyncMode ## CONSUMES
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmApSyncTimeout ## CONSUMES
+ gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmApSyncTimeout2 ## CONSUMES
[Depex]
- gEfiPeiMmControlPpiGuid
+ gEfiPeiMmControlPpiGuid AND gEfiPeiMpServicesPpiGuid
|