\r
#include "PiSmmCore.h"\r
\r
-LIST_ENTRY mSmmPoolLists[MAX_POOL_INDEX];\r
+LIST_ENTRY mSmmPoolLists[SmmPoolTypeMax][MAX_POOL_INDEX];\r
//\r
// To cache the SMRAM base since when Loading modules At fixed address feature is enabled, \r
// all module is assigned an offset relative the SMRAM base in build time.\r
//\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_PHYSICAL_ADDRESS gLoadModuleAtFixAddressSmramBase = 0;\r
\r
+/**\r
+ Convert a UEFI memory type to SMM pool type.\r
+\r
+ @param[in] MemoryType Type of pool to allocate.\r
+\r
+ @return SMM pool type\r
+**/\r
+SMM_POOL_TYPE\r
+UefiMemoryTypeToSmmPoolType (\r
+ IN EFI_MEMORY_TYPE MemoryType\r
+ )\r
+{\r
+ ASSERT ((MemoryType == EfiRuntimeServicesCode) || (MemoryType == EfiRuntimeServicesData));\r
+ switch (MemoryType) {\r
+ case EfiRuntimeServicesCode:\r
+ return SmmPoolTypeCode;\r
+ case EfiRuntimeServicesData:\r
+ return SmmPoolTypeData;\r
+ default:\r
+ return SmmPoolTypeMax;\r
+ }\r
+}\r
+\r
+\r
/**\r
Called to initialize the memory service.\r
\r
)\r
{\r
UINTN Index;\r
- UINT64 SmmCodeSize;\r
- UINTN CurrentSmramRangesIndex;\r
- UINT64 MaxSize;\r
+ EFI_STATUS Status;\r
+ UINTN SmmPoolTypeIndex;\r
+ EFI_LOAD_FIXED_ADDRESS_CONFIGURATION_TABLE *LMFAConfigurationTable;\r
\r
//\r
// Initialize Pool list\r
//\r
- for (Index = ARRAY_SIZE (mSmmPoolLists); Index > 0;) {\r
- InitializeListHead (&mSmmPoolLists[--Index]);\r
+ for (SmmPoolTypeIndex = 0; SmmPoolTypeIndex < SmmPoolTypeMax; SmmPoolTypeIndex++) {\r
+ for (Index = 0; Index < ARRAY_SIZE (mSmmPoolLists[SmmPoolTypeIndex]); Index++) {\r
+ InitializeListHead (&mSmmPoolLists[SmmPoolTypeIndex][Index]);\r
+ }\r
+ }\r
+\r
+ Status = EfiGetSystemConfigurationTable (\r
+ &gLoadFixedAddressConfigurationTableGuid,\r
+ (VOID **) &LMFAConfigurationTable\r
+ );\r
+ if (!EFI_ERROR (Status) && LMFAConfigurationTable != NULL) {\r
+ gLoadModuleAtFixAddressSmramBase = LMFAConfigurationTable->SmramBase;\r
}\r
- CurrentSmramRangesIndex = 0;\r
+\r
//\r
- // If Loading Module At fixed Address feature is enabled, cache the SMRAM base here\r
+ // Add Free SMRAM regions\r
+ // Need add Free memory at first, to let gSmmMemoryMap record data\r
//\r
- if (PcdGet64(PcdLoadModuleAtFixAddressEnable) != 0) {\r
- //\r
- // Build tool will calculate the smm code size and then patch the PcdLoadFixAddressSmmCodePageNumber\r
- //\r
- SmmCodeSize = LShiftU64 (PcdGet32(PcdLoadFixAddressSmmCodePageNumber), EFI_PAGE_SHIFT);\r
- \r
- //\r
- // Find the largest SMRAM range between 1MB and 4GB that is at least 256KB - 4K in size\r
- //\r
- for (Index = 0, MaxSize = SIZE_256KB - EFI_PAGE_SIZE; Index < SmramRangeCount; Index++) {\r
- //\r
- // Skip any SMRAM region that is already allocated, needs testing, or needs ECC initialization\r
- //\r
- if ((SmramRanges[Index].RegionState & (EFI_ALLOCATED | EFI_NEEDS_TESTING | EFI_NEEDS_ECC_INITIALIZATION)) != 0) {\r
- continue;\r
- }\r
-\r
- if (SmramRanges[Index].CpuStart >= BASE_1MB) {\r
- if ((SmramRanges[Index].CpuStart + SmramRanges[Index].PhysicalSize - 1) <= MAX_ADDRESS) {\r
- if (SmramRanges[Index].PhysicalSize >= MaxSize) {\r
- MaxSize = SmramRanges[Index].PhysicalSize;\r
- CurrentSmramRangesIndex = Index;\r
- }\r
- }\r
- }\r
+ for (Index = 0; Index < SmramRangeCount; Index++) {\r
+ if ((SmramRanges[Index].RegionState & (EFI_ALLOCATED | EFI_NEEDS_TESTING | EFI_NEEDS_ECC_INITIALIZATION)) != 0) {\r
+ continue;\r
}\r
- gLoadModuleAtFixAddressSmramBase = SmramRanges[CurrentSmramRangesIndex].CpuStart;\r
- \r
- //\r
- // cut out a memory range from this SMRAM range with the size SmmCodeSize to hold SMM driver code\r
- // A notable thing is that SMM core is already loaded into this range.\r
- //\r
- SmramRanges[CurrentSmramRangesIndex].CpuStart = SmramRanges[CurrentSmramRangesIndex].CpuStart + SmmCodeSize; \r
- SmramRanges[CurrentSmramRangesIndex].PhysicalSize = SmramRanges[CurrentSmramRangesIndex].PhysicalSize - SmmCodeSize;\r
+ SmmAddMemoryRegion (\r
+ SmramRanges[Index].CpuStart,\r
+ SmramRanges[Index].PhysicalSize,\r
+ EfiConventionalMemory,\r
+ SmramRanges[Index].RegionState\r
+ );\r
}\r
+\r
//\r
- // Initialize free SMRAM regions\r
+ // Add the allocated SMRAM regions\r
//\r
for (Index = 0; Index < SmramRangeCount; Index++) {\r
+ if ((SmramRanges[Index].RegionState & (EFI_ALLOCATED | EFI_NEEDS_TESTING | EFI_NEEDS_ECC_INITIALIZATION)) == 0) {\r
+ continue;\r
+ }\r
SmmAddMemoryRegion (\r
SmramRanges[Index].CpuStart,\r
SmramRanges[Index].PhysicalSize,\r
/**\r
Internal Function. Allocate a pool by specified PoolIndex.\r
\r
+ @param PoolType Type of pool to allocate.\r
@param PoolIndex Index which indicate the Pool size.\r
@param FreePoolHdr The returned Free pool.\r
\r
**/\r
EFI_STATUS\r
InternalAllocPoolByIndex (\r
+ IN EFI_MEMORY_TYPE PoolType,\r
IN UINTN PoolIndex,\r
OUT FREE_POOL_HEADER **FreePoolHdr\r
)\r
EFI_STATUS Status;\r
FREE_POOL_HEADER *Hdr;\r
EFI_PHYSICAL_ADDRESS Address;\r
+ SMM_POOL_TYPE SmmPoolType;\r
+\r
+ SmmPoolType = UefiMemoryTypeToSmmPoolType(PoolType);\r
\r
ASSERT (PoolIndex <= MAX_POOL_INDEX);\r
Status = EFI_SUCCESS;\r
Hdr = NULL;\r
if (PoolIndex == MAX_POOL_INDEX) {\r
- Status = SmmInternalAllocatePages (AllocateAnyPages, EfiRuntimeServicesData, EFI_SIZE_TO_PAGES (MAX_POOL_SIZE << 1), &Address);\r
+ Status = SmmInternalAllocatePages (AllocateAnyPages, PoolType, EFI_SIZE_TO_PAGES (MAX_POOL_SIZE << 1), &Address);\r
if (EFI_ERROR (Status)) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
Hdr = (FREE_POOL_HEADER *) (UINTN) Address;\r
- } else if (!IsListEmpty (&mSmmPoolLists[PoolIndex])) {\r
- Hdr = BASE_CR (GetFirstNode (&mSmmPoolLists[PoolIndex]), FREE_POOL_HEADER, Link);\r
+ } else if (!IsListEmpty (&mSmmPoolLists[SmmPoolType][PoolIndex])) {\r
+ Hdr = BASE_CR (GetFirstNode (&mSmmPoolLists[SmmPoolType][PoolIndex]), FREE_POOL_HEADER, Link);\r
RemoveEntryList (&Hdr->Link);\r
} else {\r
- Status = InternalAllocPoolByIndex (PoolIndex + 1, &Hdr);\r
+ Status = InternalAllocPoolByIndex (PoolType, PoolIndex + 1, &Hdr);\r
if (!EFI_ERROR (Status)) {\r
Hdr->Header.Size >>= 1;\r
Hdr->Header.Available = TRUE;\r
- InsertHeadList (&mSmmPoolLists[PoolIndex], &Hdr->Link);\r
+ Hdr->Header.Type = PoolType;\r
+ InsertHeadList (&mSmmPoolLists[SmmPoolType][PoolIndex], &Hdr->Link);\r
Hdr = (FREE_POOL_HEADER*)((UINT8*)Hdr + Hdr->Header.Size);\r
}\r
}\r
if (!EFI_ERROR (Status)) {\r
Hdr->Header.Size = MIN_POOL_SIZE << PoolIndex;\r
Hdr->Header.Available = FALSE;\r
+ Hdr->Header.Type = PoolType;\r
}\r
\r
*FreePoolHdr = Hdr;\r
IN FREE_POOL_HEADER *FreePoolHdr\r
)\r
{\r
- UINTN PoolIndex;\r
+ UINTN PoolIndex;\r
+ SMM_POOL_TYPE SmmPoolType;\r
\r
ASSERT ((FreePoolHdr->Header.Size & (FreePoolHdr->Header.Size - 1)) == 0);\r
ASSERT (((UINTN)FreePoolHdr & (FreePoolHdr->Header.Size - 1)) == 0);\r
ASSERT (FreePoolHdr->Header.Size >= MIN_POOL_SIZE);\r
\r
+ SmmPoolType = UefiMemoryTypeToSmmPoolType(FreePoolHdr->Header.Type);\r
+\r
PoolIndex = (UINTN) (HighBitSet32 ((UINT32)FreePoolHdr->Header.Size) - MIN_POOL_SHIFT);\r
FreePoolHdr->Header.Available = TRUE;\r
ASSERT (PoolIndex < MAX_POOL_INDEX);\r
- InsertHeadList (&mSmmPoolLists[PoolIndex], &FreePoolHdr->Link);\r
+ InsertHeadList (&mSmmPoolLists[SmmPoolType][PoolIndex], &FreePoolHdr->Link);\r
return EFI_SUCCESS;\r
}\r
\r
PoolHdr = (POOL_HEADER*)(UINTN)Address;\r
PoolHdr->Size = EFI_PAGES_TO_SIZE (Size);\r
PoolHdr->Available = FALSE;\r
+ PoolHdr->Type = PoolType;\r
*Buffer = PoolHdr + 1;\r
return Status;\r
}\r
PoolIndex++;\r
}\r
\r
- Status = InternalAllocPoolByIndex (PoolIndex, &FreePoolHdr);\r
+ Status = InternalAllocPoolByIndex (PoolType, PoolIndex, &FreePoolHdr);\r
if (!EFI_ERROR(Status)) {\r
*Buffer = &FreePoolHdr->Header + 1;\r
}\r
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