Modify FtwLite and Variable DXE driver to use PCD instead of FlashMap HOB
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1236 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
@@ -632,10 +632,8 @@ InitializeFtwLite (
|
||||
UINTN Length;
|
||||
EFI_STATUS Status;
|
||||
UINTN Offset;
|
||||
EFI_FLASH_MAP_ENTRY_DATA *FlashMapEntry;
|
||||
EFI_FV_BLOCK_MAP_ENTRY *FvbMapEntry;
|
||||
UINT32 LbaIndex;
|
||||
EFI_PEI_HOB_POINTERS GuidHob;
|
||||
|
||||
//
|
||||
// Allocate Private data of this driver,
|
||||
@@ -668,29 +666,11 @@ InitializeFtwLite (
|
||||
|
||||
FtwLiteDevice->FtwLastRecord = NULL;
|
||||
|
||||
FtwLiteDevice->SpareAreaLength = 0;
|
||||
FtwLiteDevice->WorkSpaceLength = 0;
|
||||
FtwLiteDevice->WorkSpaceAddress = (EFI_PHYSICAL_ADDRESS) PcdGet32 (PcdFlashNvStorageFtwWorkingBase);
|
||||
FtwLiteDevice->WorkSpaceLength = (UINTN) PcdGet32 (PcdFlashNvStorageFtwWorkingSize);
|
||||
|
||||
GuidHob.Raw = GetHobList ();
|
||||
while (NULL != (GuidHob.Raw = GetNextGuidHob (&gEfiFlashMapHobGuid, GuidHob.Raw))) {
|
||||
FlashMapEntry = (EFI_FLASH_MAP_ENTRY_DATA *) GET_GUID_HOB_DATA (GuidHob.Guid);
|
||||
//
|
||||
// Get the FTW work space Flash Map SUB area
|
||||
//
|
||||
if ((FlashMapEntry->AreaType == EFI_FLASH_AREA_FTW_STATE) && (FlashMapEntry->NumEntries == 1)) {
|
||||
FtwLiteDevice->WorkSpaceAddress = FlashMapEntry->Entries[0].Base;
|
||||
FtwLiteDevice->WorkSpaceLength = (UINTN) FlashMapEntry->Entries[0].Length;
|
||||
}
|
||||
//
|
||||
// Get the FTW backup SUB area
|
||||
//
|
||||
if ((FlashMapEntry->AreaType == EFI_FLASH_AREA_FTW_BACKUP) && (FlashMapEntry->NumEntries == 1)) {
|
||||
FtwLiteDevice->SpareAreaAddress = FlashMapEntry->Entries[0].Base;
|
||||
FtwLiteDevice->SpareAreaLength = (UINTN) FlashMapEntry->Entries[0].Length;
|
||||
}
|
||||
|
||||
GuidHob.Raw = GET_NEXT_HOB (GuidHob);
|
||||
}
|
||||
FtwLiteDevice->SpareAreaAddress = (EFI_PHYSICAL_ADDRESS) PcdGet32 (PcdFlashNvStorageFtwSpareBase);
|
||||
FtwLiteDevice->SpareAreaLength = (UINTN) PcdGet32 (PcdFlashNvStorageFtwSpareSize);
|
||||
|
||||
ASSERT ((FtwLiteDevice->WorkSpaceLength != 0) && (FtwLiteDevice->SpareAreaLength != 0));
|
||||
|
||||
|
@@ -30,6 +30,9 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
|
||||
<OutputFileBasename>FtwLite</OutputFileBasename>
|
||||
</ModuleDefinitions>
|
||||
<LibraryClassDefinitions>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PcdLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>DebugLib</Keyword>
|
||||
</LibraryClass>
|
||||
@@ -96,4 +99,26 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
|
||||
<ModuleEntryPoint>InitializeFtwLite</ModuleEntryPoint>
|
||||
</Extern>
|
||||
</Externs>
|
||||
<PcdCoded>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdFlashNvStorageFtwSpareBase</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>To get base address of the FTW spare block section in NV firmware volume.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdFlashNvStorageFtwSpareSize</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>To get size of the FTW spare block section in NV firmware volume.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdFlashNvStorageFtwWorkingBase</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>To get base address of the FTW working block section in NV firmware volume.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdFlashNvStorageFtwWorkingSize</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>To get size of the FTW working block section in NV firmware volume.</HelpText>
|
||||
</PcdEntry>
|
||||
</PcdCoded>
|
||||
</ModuleSurfaceArea>
|
@@ -1254,14 +1254,14 @@ Returns:
|
||||
UINT32 Instance;
|
||||
EFI_PHYSICAL_ADDRESS FvVolHdr;
|
||||
|
||||
EFI_FLASH_MAP_ENTRY_DATA *FlashMapEntryData;
|
||||
UINT64 TempVariableStoreHeader;
|
||||
|
||||
EFI_GCD_MEMORY_SPACE_DESCRIPTOR GcdDescriptor;
|
||||
EFI_FLASH_SUBAREA_ENTRY VariableStoreEntry;
|
||||
UINT64 BaseAddress;
|
||||
UINT64 Length;
|
||||
UINTN Index;
|
||||
UINT8 Data;
|
||||
EFI_PEI_HOB_POINTERS GuidHob;
|
||||
|
||||
Status = gBS->AllocatePool (
|
||||
EfiRuntimeServicesData,
|
||||
@@ -1305,35 +1305,13 @@ Returns:
|
||||
// Get non volatile varaible store
|
||||
//
|
||||
|
||||
FlashMapEntryData = NULL;
|
||||
|
||||
GuidHob.Raw = GetHobList ();
|
||||
while (NULL != (GuidHob.Raw = GetNextGuidHob (&gEfiFlashMapHobGuid, GuidHob.Raw))) {
|
||||
FlashMapEntryData = (EFI_FLASH_MAP_ENTRY_DATA *) GET_GUID_HOB_DATA (GuidHob.Guid);
|
||||
|
||||
if (FlashMapEntryData->AreaType == EFI_FLASH_AREA_EFI_VARIABLES) {
|
||||
break;
|
||||
}
|
||||
GuidHob.Raw = GET_NEXT_HOB (GuidHob);
|
||||
}
|
||||
|
||||
if (NULL == GuidHob.Raw || FlashMapEntryData == NULL) {
|
||||
gBS->FreePool (mVariableModuleGlobal);
|
||||
gBS->FreePool (VolatileVariableStore);
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
//
|
||||
// Currently only one non-volatile variable store is supported
|
||||
//
|
||||
if (FlashMapEntryData->NumEntries != 1) {
|
||||
gBS->FreePool (mVariableModuleGlobal);
|
||||
gBS->FreePool (VolatileVariableStore);
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
CopyMem (&VariableStoreEntry, &FlashMapEntryData->Entries[0], sizeof (VariableStoreEntry));
|
||||
TempVariableStoreHeader = (UINT64) PcdGet32 (PcdFlashNvStorageVariableBase);
|
||||
VariableStoreEntry.Base = TempVariableStoreHeader + \
|
||||
(((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) (TempVariableStoreHeader)) -> HeaderLength);
|
||||
VariableStoreEntry.Length = (UINT64) PcdGet32 (PcdFlashNvStorageVariableSize) - \
|
||||
(((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) (TempVariableStoreHeader)) -> HeaderLength);
|
||||
|
||||
VariableStoreEntry.Length = (UINT64) PcdGet32 (PcdFlashNvStorageVariableSize);
|
||||
//
|
||||
// Mark the variable storage region of the FLASH as RUNTIME
|
||||
//
|
||||
|
@@ -30,6 +30,9 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
|
||||
<OutputFileBasename>Variable</OutputFileBasename>
|
||||
</ModuleDefinitions>
|
||||
<LibraryClassDefinitions>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PcdLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>BaseLib</Keyword>
|
||||
</LibraryClass>
|
||||
@@ -150,4 +153,22 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
|
||||
<SetVirtualAddressMapCallBack>VariableClassAddressChangeEvent</SetVirtualAddressMapCallBack>
|
||||
</Extern>
|
||||
</Externs>
|
||||
<PcdCoded>
|
||||
<PcdEntry PcdItemType="DYNAMIC">
|
||||
<C_Name>PcdFlashNvStorageVariableBase</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>
|
||||
The driver gets the Variable store base address from this PCD. This base address point to
|
||||
an EFI_FIRMWARE_VOLUMN_HEADER struct.
|
||||
</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="DYNAMIC">
|
||||
<C_Name>PcdFlashNvStorageVariableSize</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>
|
||||
The driver gets the Variable store base address from this PCD. This base address point to
|
||||
an EFI_FIRMWARE_VOLUMN_HEADER struct.
|
||||
</HelpText>
|
||||
</PcdEntry>
|
||||
</PcdCoded>
|
||||
</ModuleSurfaceArea>
|
Reference in New Issue
Block a user