diff options
Diffstat (limited to 'StandaloneMmPkg/Core/StandaloneMmCore.c')
| -rw-r--r-- | StandaloneMmPkg/Core/StandaloneMmCore.c | 180 |
1 files changed, 92 insertions, 88 deletions
diff --git a/StandaloneMmPkg/Core/StandaloneMmCore.c b/StandaloneMmPkg/Core/StandaloneMmCore.c index 3a4a280271..d221f1d111 100644 --- a/StandaloneMmPkg/Core/StandaloneMmCore.c +++ b/StandaloneMmPkg/Core/StandaloneMmCore.c @@ -22,7 +22,7 @@ MmDispatcher ( //
// Globals used to initialize the protocol
//
-EFI_HANDLE mMmCpuHandle = NULL;
+EFI_HANDLE mMmCpuHandle = NULL;
//
// Physical pointer to private structure shared between MM IPL and the MM Core
@@ -33,7 +33,6 @@ MM_CORE_PRIVATE_DATA *gMmCorePrivate; // MM Core global variable for MM System Table. Only accessed as a physical structure in MMRAM.
//
EFI_MM_SYSTEM_TABLE gMmCoreMmst = {
-
// The table header for the MMST.
{
MM_MMST_SIGNATURE,
@@ -49,12 +48,12 @@ EFI_MM_SYSTEM_TABLE gMmCoreMmst = { // I/O Service
{
{
- (EFI_MM_CPU_IO) MmEfiNotAvailableYetArg5, // MmMemRead
- (EFI_MM_CPU_IO) MmEfiNotAvailableYetArg5 // MmMemWrite
+ (EFI_MM_CPU_IO)MmEfiNotAvailableYetArg5, // MmMemRead
+ (EFI_MM_CPU_IO)MmEfiNotAvailableYetArg5 // MmMemWrite
},
{
- (EFI_MM_CPU_IO) MmEfiNotAvailableYetArg5, // MmIoRead
- (EFI_MM_CPU_IO) MmEfiNotAvailableYetArg5 // MmIoWrite
+ (EFI_MM_CPU_IO)MmEfiNotAvailableYetArg5, // MmIoRead
+ (EFI_MM_CPU_IO)MmEfiNotAvailableYetArg5 // MmIoWrite
}
},
// Runtime memory services
@@ -85,16 +84,16 @@ EFI_MM_SYSTEM_TABLE gMmCoreMmst = { // Table of MMI Handlers that are registered by the MM Core when it is initialized
//
MM_CORE_MMI_HANDLERS mMmCoreMmiHandlers[] = {
- { MmReadyToLockHandler, &gEfiDxeMmReadyToLockProtocolGuid, NULL, TRUE },
- { MmEndOfDxeHandler, &gEfiEndOfDxeEventGroupGuid, NULL, FALSE },
- { MmExitBootServiceHandler,&gEfiEventExitBootServicesGuid, NULL, FALSE },
- { MmReadyToBootHandler, &gEfiEventReadyToBootGuid, NULL, FALSE },
- { NULL, NULL, NULL, FALSE },
+ { MmReadyToLockHandler, &gEfiDxeMmReadyToLockProtocolGuid, NULL, TRUE },
+ { MmEndOfDxeHandler, &gEfiEndOfDxeEventGroupGuid, NULL, FALSE },
+ { MmExitBootServiceHandler, &gEfiEventExitBootServicesGuid, NULL, FALSE },
+ { MmReadyToBootHandler, &gEfiEventReadyToBootGuid, NULL, FALSE },
+ { NULL, NULL, NULL, FALSE },
};
-EFI_SYSTEM_TABLE *mEfiSystemTable;
-UINTN mMmramRangeCount;
-EFI_MMRAM_DESCRIPTOR *mMmramRanges;
+EFI_SYSTEM_TABLE *mEfiSystemTable;
+UINTN mMmramRangeCount;
+EFI_MMRAM_DESCRIPTOR *mMmramRanges;
/**
Place holder function until all the MM System Table Service are available.
@@ -113,11 +112,11 @@ EFI_MMRAM_DESCRIPTOR *mMmramRanges; EFI_STATUS
EFIAPI
MmEfiNotAvailableYetArg5 (
- UINTN Arg1,
- UINTN Arg2,
- UINTN Arg3,
- UINTN Arg4,
- UINTN Arg5
+ UINTN Arg1,
+ UINTN Arg2,
+ UINTN Arg3,
+ UINTN Arg4,
+ UINTN Arg5
)
{
//
@@ -148,20 +147,21 @@ MmExitBootServiceHandler ( IN OUT UINTN *CommBufferSize OPTIONAL
)
{
- EFI_HANDLE MmHandle;
- EFI_STATUS Status;
- STATIC BOOLEAN mInExitBootServices = FALSE;
+ EFI_HANDLE MmHandle;
+ EFI_STATUS Status;
+ STATIC BOOLEAN mInExitBootServices = FALSE;
Status = EFI_SUCCESS;
if (!mInExitBootServices) {
MmHandle = NULL;
- Status = MmInstallProtocolInterface (
- &MmHandle,
- &gEfiEventExitBootServicesGuid,
- EFI_NATIVE_INTERFACE,
- NULL
- );
+ Status = MmInstallProtocolInterface (
+ &MmHandle,
+ &gEfiEventExitBootServicesGuid,
+ EFI_NATIVE_INTERFACE,
+ NULL
+ );
}
+
mInExitBootServices = TRUE;
return Status;
}
@@ -187,20 +187,21 @@ MmReadyToBootHandler ( IN OUT UINTN *CommBufferSize OPTIONAL
)
{
- EFI_HANDLE MmHandle;
- EFI_STATUS Status;
- STATIC BOOLEAN mInReadyToBoot = FALSE;
+ EFI_HANDLE MmHandle;
+ EFI_STATUS Status;
+ STATIC BOOLEAN mInReadyToBoot = FALSE;
Status = EFI_SUCCESS;
if (!mInReadyToBoot) {
MmHandle = NULL;
- Status = MmInstallProtocolInterface (
- &MmHandle,
- &gEfiEventReadyToBootGuid,
- EFI_NATIVE_INTERFACE,
- NULL
- );
+ Status = MmInstallProtocolInterface (
+ &MmHandle,
+ &gEfiEventReadyToBootGuid,
+ EFI_NATIVE_INTERFACE,
+ NULL
+ );
}
+
mInReadyToBoot = TRUE;
return Status;
}
@@ -249,36 +250,35 @@ MmReadyToLockHandler ( // Install MM Ready to lock protocol
//
MmHandle = NULL;
- Status = MmInstallProtocolInterface (
- &MmHandle,
- &gEfiMmReadyToLockProtocolGuid,
- EFI_NATIVE_INTERFACE,
- NULL
- );
+ Status = MmInstallProtocolInterface (
+ &MmHandle,
+ &gEfiMmReadyToLockProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ NULL
+ );
//
// Make sure MM CPU I/O 2 Protocol has been installed into the handle database
//
- //Status = MmLocateProtocol (&EFI_MM_CPU_IO_PROTOCOL_GUID, NULL, &Interface);
+ // Status = MmLocateProtocol (&EFI_MM_CPU_IO_PROTOCOL_GUID, NULL, &Interface);
//
// Print a message on a debug build if the MM CPU I/O 2 Protocol is not installed
//
- //if (EFI_ERROR (Status)) {
- //DEBUG ((DEBUG_ERROR, "\nSMM: SmmCpuIo Arch Protocol not present!!\n"));
- //}
-
+ // if (EFI_ERROR (Status)) {
+ // DEBUG ((DEBUG_ERROR, "\nSMM: SmmCpuIo Arch Protocol not present!!\n"));
+ // }
//
// Assert if the CPU I/O 2 Protocol is not installed
//
- //ASSERT_EFI_ERROR (Status);
+ // ASSERT_EFI_ERROR (Status);
//
// Display any drivers that were not dispatched because dependency expression
// evaluated to false if this is a debug build
//
- //MmDisplayDiscoveredNotDispatched ();
+ // MmDisplayDiscoveredNotDispatched ();
return Status;
}
@@ -314,17 +314,15 @@ MmEndOfDxeHandler ( // Install MM EndOfDxe protocol
//
MmHandle = NULL;
- Status = MmInstallProtocolInterface (
- &MmHandle,
- &gEfiMmEndOfDxeProtocolGuid,
- EFI_NATIVE_INTERFACE,
- NULL
- );
+ Status = MmInstallProtocolInterface (
+ &MmHandle,
+ &gEfiMmEndOfDxeProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ NULL
+ );
return Status;
}
-
-
/**
The main entry point to MM Foundation.
@@ -338,9 +336,9 @@ VOID EFIAPI
MmEntryPoint (
IN CONST EFI_MM_ENTRY_CONTEXT *MmEntryContext
-)
+ )
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
EFI_MM_COMMUNICATE_HEADER *CommunicateHeader;
DEBUG ((DEBUG_INFO, "MmEntryPoint ...\n"));
@@ -353,7 +351,7 @@ MmEntryPoint ( //
// Call platform hook before Mm Dispatch
//
- //PlatformHookBeforeMmDispatch ();
+ // PlatformHookBeforeMmDispatch ();
//
// If a legacy boot has occurred, then make sure gMmCorePrivate is not accessed
@@ -377,23 +375,23 @@ MmEntryPoint ( // If CommunicationBuffer is not in valid address scope, return EFI_INVALID_PARAMETER
//
gMmCorePrivate->CommunicationBuffer = 0;
- gMmCorePrivate->ReturnStatus = EFI_INVALID_PARAMETER;
+ gMmCorePrivate->ReturnStatus = EFI_INVALID_PARAMETER;
} else {
- CommunicateHeader = (EFI_MM_COMMUNICATE_HEADER *)(UINTN)gMmCorePrivate->CommunicationBuffer;
+ CommunicateHeader = (EFI_MM_COMMUNICATE_HEADER *)(UINTN)gMmCorePrivate->CommunicationBuffer;
gMmCorePrivate->BufferSize -= OFFSET_OF (EFI_MM_COMMUNICATE_HEADER, Data);
- Status = MmiManage (
- &CommunicateHeader->HeaderGuid,
- NULL,
- CommunicateHeader->Data,
- (UINTN *)&gMmCorePrivate->BufferSize
- );
+ Status = MmiManage (
+ &CommunicateHeader->HeaderGuid,
+ NULL,
+ CommunicateHeader->Data,
+ (UINTN *)&gMmCorePrivate->BufferSize
+ );
//
// Update CommunicationBuffer, BufferSize and ReturnStatus
// Communicate service finished, reset the pointer to CommBuffer to NULL
//
- gMmCorePrivate->BufferSize += OFFSET_OF (EFI_MM_COMMUNICATE_HEADER, Data);
+ gMmCorePrivate->BufferSize += OFFSET_OF (EFI_MM_COMMUNICATE_HEADER, Data);
gMmCorePrivate->CommunicationBuffer = 0;
- gMmCorePrivate->ReturnStatus = (Status == EFI_SUCCESS) ? EFI_SUCCESS : EFI_NOT_FOUND;
+ gMmCorePrivate->ReturnStatus = (Status == EFI_SUCCESS) ? EFI_SUCCESS : EFI_NOT_FOUND;
}
}
@@ -426,12 +424,12 @@ MmEntryPoint ( EFI_STATUS
EFIAPI
MmConfigurationMmNotify (
- IN CONST EFI_GUID *Protocol,
- IN VOID *Interface,
+ IN CONST EFI_GUID *Protocol,
+ IN VOID *Interface,
IN EFI_HANDLE Handle
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
EFI_MM_CONFIGURATION_PROTOCOL *MmConfiguration;
DEBUG ((DEBUG_INFO, "MmConfigurationMmNotify(%g) - %x\n", Protocol, Interface));
@@ -465,17 +463,18 @@ MmConfigurationMmNotify ( **/
UINTN
GetHobListSize (
- IN VOID *HobStart
+ IN VOID *HobStart
)
{
EFI_PEI_HOB_POINTERS Hob;
ASSERT (HobStart != NULL);
- Hob.Raw = (UINT8 *) HobStart;
+ Hob.Raw = (UINT8 *)HobStart;
while (!END_OF_HOB_LIST (Hob)) {
Hob.Raw = GET_NEXT_HOB (Hob);
}
+
//
// Need plus END_OF_HOB_LIST
//
@@ -529,23 +528,24 @@ StandaloneMmMain ( // Allocate and zero memory for a MM_CORE_PRIVATE_DATA table and then
// initialise it
//
- gMmCorePrivate = (MM_CORE_PRIVATE_DATA *) AllocateRuntimePages(EFI_SIZE_TO_PAGES(sizeof (MM_CORE_PRIVATE_DATA)));
+ gMmCorePrivate = (MM_CORE_PRIVATE_DATA *)AllocateRuntimePages (EFI_SIZE_TO_PAGES (sizeof (MM_CORE_PRIVATE_DATA)));
SetMem ((VOID *)(UINTN)gMmCorePrivate, sizeof (MM_CORE_PRIVATE_DATA), 0);
- gMmCorePrivate->Signature = MM_CORE_PRIVATE_DATA_SIGNATURE;
+ gMmCorePrivate->Signature = MM_CORE_PRIVATE_DATA_SIGNATURE;
gMmCorePrivate->MmEntryPointRegistered = FALSE;
- gMmCorePrivate->InMm = FALSE;
- gMmCorePrivate->ReturnStatus = EFI_SUCCESS;
+ gMmCorePrivate->InMm = FALSE;
+ gMmCorePrivate->ReturnStatus = EFI_SUCCESS;
//
// Extract the MMRAM ranges from the MMRAM descriptor HOB
//
MmramRangesHob = GetNextGuidHob (&gEfiMmPeiMmramMemoryReserveGuid, HobStart);
- if (MmramRangesHob == NULL)
+ if (MmramRangesHob == NULL) {
return EFI_UNSUPPORTED;
+ }
MmramRangesHobData = GET_GUID_HOB_DATA (MmramRangesHob);
ASSERT (MmramRangesHobData != NULL);
- MmramRanges = MmramRangesHobData->Descriptor;
+ MmramRanges = MmramRangesHobData->Descriptor;
MmramRangeCount = (UINTN)MmramRangesHobData->NumberOfMmReservedRegions;
ASSERT (MmramRanges);
ASSERT (MmramRangeCount);
@@ -555,7 +555,7 @@ StandaloneMmMain ( // code relies on them being present there
//
gMmCorePrivate->MmramRangeCount = (UINT64)MmramRangeCount;
- gMmCorePrivate->MmramRanges =
+ gMmCorePrivate->MmramRanges =
(EFI_PHYSICAL_ADDRESS)(UINTN)AllocatePool (MmramRangeCount * sizeof (EFI_MMRAM_DESCRIPTOR));
ASSERT (gMmCorePrivate->MmramRanges != 0);
CopyMem (
@@ -565,7 +565,7 @@ StandaloneMmMain ( );
} else {
DataInHob = GET_GUID_HOB_DATA (GuidHob);
- gMmCorePrivate = (MM_CORE_PRIVATE_DATA *)(UINTN)DataInHob->Address;
+ gMmCorePrivate = (MM_CORE_PRIVATE_DATA *)(UINTN)DataInHob->Address;
MmramRanges = (EFI_MMRAM_DESCRIPTOR *)(UINTN)gMmCorePrivate->MmramRanges;
MmramRangeCount = (UINTN)gMmCorePrivate->MmramRangeCount;
}
@@ -575,9 +575,13 @@ StandaloneMmMain ( //
DEBUG ((DEBUG_INFO, "MmramRangeCount - 0x%x\n", MmramRangeCount));
for (Index = 0; Index < MmramRangeCount; Index++) {
- DEBUG ((DEBUG_INFO, "MmramRanges[%d]: 0x%016lx - 0x%lx\n", Index,
- MmramRanges[Index].CpuStart,
- MmramRanges[Index].PhysicalSize));
+ DEBUG ((
+ DEBUG_INFO,
+ "MmramRanges[%d]: 0x%016lx - 0x%lx\n",
+ Index,
+ MmramRanges[Index].CpuStart,
+ MmramRanges[Index].PhysicalSize
+ ));
}
//
@@ -600,7 +604,7 @@ StandaloneMmMain ( gMmCorePrivate->StandaloneBfvAddress = BfvHob->BaseAddress;
}
- gMmCorePrivate->Mmst = (EFI_PHYSICAL_ADDRESS)(UINTN)&gMmCoreMmst;
+ gMmCorePrivate->Mmst = (EFI_PHYSICAL_ADDRESS)(UINTN)&gMmCoreMmst;
gMmCorePrivate->MmEntryPoint = (EFI_PHYSICAL_ADDRESS)(UINTN)MmEntryPoint;
//
|