diff options
Diffstat (limited to 'EdkNt32Pkg/Pei/FlashMap/FlashMap.c')
| -rw-r--r-- | EdkNt32Pkg/Pei/FlashMap/FlashMap.c | 302 |
1 files changed, 0 insertions, 302 deletions
diff --git a/EdkNt32Pkg/Pei/FlashMap/FlashMap.c b/EdkNt32Pkg/Pei/FlashMap/FlashMap.c deleted file mode 100644 index ae3ceb9dd7..0000000000 --- a/EdkNt32Pkg/Pei/FlashMap/FlashMap.c +++ /dev/null @@ -1,302 +0,0 @@ -/*++
-
-Copyright (c) 2006, Intel Corporation
-All rights reserved. This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- FlashMap.c
-
-Abstract:
-
- PEIM to build GUIDed HOBs for platform specific flash map
-
---*/
-
-
-#include <FlashLayout.h>
-
-EFI_STATUS
-EFIAPI
-GetAreaInfo (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_FLASH_MAP_PPI *This,
- IN EFI_FLASH_AREA_TYPE AreaType,
- IN EFI_GUID *AreaTypeGuid,
- OUT UINT32 *NumEntries,
- OUT EFI_FLASH_SUBAREA_ENTRY **Entries
- );
-
-EFI_STATUS
-EFIAPI
-MemoryDiscoveredPpiNotifyCallback (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
- IN VOID *Ppi
- );
-
-//
-// Module globals
-//
-static PEI_FLASH_MAP_PPI mFlashMapPpi = { GetAreaInfo };
-
-static EFI_PEI_PPI_DESCRIPTOR mPpiListFlashMap = {
- (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
- &gPeiFlashMapPpiGuid,
- &mFlashMapPpi
-};
-
-static EFI_FLASH_AREA_DATA mFlashAreaData[] = {
- //
- // Variable area
- //
- {
- EFI_VARIABLE_STORE_OFFSET,
- EFI_VARIABLE_STORE_LENGTH,
- EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,
- EFI_FLASH_AREA_EFI_VARIABLES,
- 0, 0, 0,
- { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
- },
- //
- // FTW spare (backup) block
- //
- {
- EFI_WINNT_FTW_SPARE_BLOCK_OFFSET,
- EFI_WINNT_FTW_SPARE_BLOCK_LENGTH,
- EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,
- EFI_FLASH_AREA_FTW_BACKUP,
- 0, 0, 0,
- { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
- },
- //
- // FTW private working (state) area
- //
- {
- EFI_FTW_WORKING_OFFSET,
- EFI_FTW_WORKING_LENGTH,
- EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,
- EFI_FLASH_AREA_FTW_STATE,
- 0, 0, 0,
- { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
- },
- //
- // Recovery FV
- //
- {
- EFI_WINNT_FIRMWARE_OFFSET,
- EFI_WINNT_FIRMWARE_LENGTH,
- EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV,
- EFI_FLASH_AREA_RECOVERY_BIOS,
- 0, 0, 0,
- { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
- },
- //
- // System Non-Volatile Storage FV
- //
- {
- EFI_WINNT_RUNTIME_UPDATABLE_OFFSET,
- EFI_WINNT_RUNTIME_UPDATABLE_LENGTH + EFI_WINNT_FTW_SPARE_BLOCK_LENGTH,
- EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV,
- EFI_FLASH_AREA_GUID_DEFINED,
- 0, 0, 0,
- EFI_SYSTEM_NV_DATA_HOB_GUID
- },
-};
-
-
-EFI_STATUS
-EFIAPI
-PeimInitializeFlashMap (
- IN EFI_FFS_FILE_HEADER *FfsHeader,
- IN EFI_PEI_SERVICES **PeiServices
- )
-/*++
-
-Routine Description:
- Build GUIDed HOBs for platform specific flash map
-
-Arguments:
- FfsHeader - A pointer to the EFI_FFS_FILE_HEADER structure.
- PeiServices - General purpose services available to every PEIM.
-
-Returns:
- EFI_STATUS
-
---*/
-// TODO: EFI_SUCCESS - add return value to function comment
-{
- EFI_STATUS Status;
- NT_FWH_PPI *NtFwhPpi;
- EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
- EFI_PHYSICAL_ADDRESS FdBase;
- UINT64 FdSize;
- UINTN NumOfHobData;
- UINTN Index;
- EFI_FLASH_AREA_HOB_DATA FlashHobData;
-
- DEBUG ((EFI_D_ERROR, "NT 32 Flash Map PEIM Loaded\n"));
-
- //
- // Install FlashMap PPI
- //
- Status = PeiServicesInstallPpi (&mPpiListFlashMap);
- ASSERT_EFI_ERROR (Status);
-
-
- //
- // Get the Fwh Information PPI
- //
- Status = PeiServicesLocatePpi (
- &gNtFwhPpiGuid, // GUID
- 0, // INSTANCE
- &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
- &NtFwhPpi // PPI
- );
- ASSERT_EFI_ERROR (Status);
-
- //
- // Assume that FD0 contains the Flash map.
- //
- Status = NtFwhPpi->NtFwh (0, &FdBase, &FdSize);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Get number of types
- //
- NumOfHobData = sizeof (mFlashAreaData) / sizeof (EFI_FLASH_AREA_DATA);
-
- //
- // Build flash area entries as GUIDed HOBs.
- //
- for (Index = 0; Index < NumOfHobData; Index++) {
- (*PeiServices)->SetMem (&FlashHobData, sizeof (EFI_FLASH_AREA_HOB_DATA), 0);
-
- FlashHobData.AreaType = mFlashAreaData[Index].AreaType;
- FlashHobData.NumberOfEntries = 1;
- FlashHobData.SubAreaData.Attributes = mFlashAreaData[Index].Attributes;
- FlashHobData.SubAreaData.Base = FdBase + (EFI_PHYSICAL_ADDRESS) (UINTN) mFlashAreaData[Index].Base;
- FlashHobData.SubAreaData.Length = (EFI_PHYSICAL_ADDRESS) (UINTN) mFlashAreaData[Index].Length;
-
- //
- // We also update a PCD entry so that any driver that depend on
- // PCD entry will get the information.
- //
- if (FlashHobData.AreaType == EFI_FLASH_AREA_EFI_VARIABLES) {
- PcdSet32 (PcdFlashNvStorageVariableBase, (UINT32) FlashHobData.SubAreaData.Base);
- PcdSet32 (PcdFlashNvStorageVariableSize, (UINT32) FlashHobData.SubAreaData.Length);
- }
-
- if (FlashHobData.AreaType == EFI_FLASH_AREA_FTW_STATE) {
- PcdSet32 (PcdFlashNvStorageFtwWorkingBase, (UINT32) FlashHobData.SubAreaData.Base);
- PcdSet32 (PcdFlashNvStorageFtwWorkingSize, (UINT32) FlashHobData.SubAreaData.Length);
- }
-
- if (FlashHobData.AreaType == EFI_FLASH_AREA_FTW_BACKUP) {
- PcdSet32 (PcdFlashNvStorageFtwSpareBase, (UINT32) FlashHobData.SubAreaData.Base);
- PcdSet32 (PcdFlashNvStorageFtwSpareSize, (UINT32) FlashHobData.SubAreaData.Length);
- }
-
- switch (FlashHobData.AreaType) {
- case EFI_FLASH_AREA_RECOVERY_BIOS:
- case EFI_FLASH_AREA_MAIN_BIOS:
- (*PeiServices)->CopyMem (
- &FlashHobData.AreaTypeGuid,
- &gEfiFirmwareFileSystemGuid,
- sizeof (EFI_GUID)
- );
- (*PeiServices)->CopyMem (
- &FlashHobData.SubAreaData.FileSystem,
- &gEfiFirmwareVolumeBlockProtocolGuid,
- sizeof (EFI_GUID)
- );
- break;
-
- case EFI_FLASH_AREA_GUID_DEFINED:
- (*PeiServices)->CopyMem (
- &FlashHobData.AreaTypeGuid,
- &mFlashAreaData[Index].AreaTypeGuid,
- sizeof (EFI_GUID)
- );
- (*PeiServices)->CopyMem (
- &FlashHobData.SubAreaData.FileSystem,
- &gEfiFirmwareVolumeBlockProtocolGuid,
- sizeof (EFI_GUID)
- );
- break;
-
- default:
- break;
- }
-
- BuildGuidDataHob (
- &gEfiFlashMapHobGuid,
- &FlashHobData,
- sizeof (EFI_FLASH_AREA_HOB_DATA)
- );
- }
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-GetAreaInfo (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_FLASH_MAP_PPI *This,
- IN EFI_FLASH_AREA_TYPE AreaType,
- IN EFI_GUID *AreaTypeGuid,
- OUT UINT32 *NumEntries,
- OUT EFI_FLASH_SUBAREA_ENTRY **Entries
- )
-/*++
-
- Routine Description:
- Implementation of Flash Map PPI
-
---*/
-// TODO: function comment is missing 'Arguments:'
-// TODO: function comment is missing 'Returns:'
-// TODO: PeiServices - add argument and description to function comment
-// TODO: This - add argument and description to function comment
-// TODO: AreaType - add argument and description to function comment
-// TODO: AreaTypeGuid - add argument and description to function comment
-// TODO: NumEntries - add argument and description to function comment
-// TODO: Entries - add argument and description to function comment
-// TODO: EFI_SUCCESS - add return value to function comment
-// TODO: EFI_NOT_FOUND - add return value to function comment
-{
- EFI_STATUS Status;
- EFI_PEI_HOB_POINTERS Hob;
- EFI_HOB_FLASH_MAP_ENTRY_TYPE *FlashMapEntry;
-
- Status = PeiServicesGetHobList (&Hob.Raw);
- while (!END_OF_HOB_LIST (Hob)) {
- if (Hob.Header->HobType == EFI_HOB_TYPE_GUID_EXTENSION && CompareGuid (&Hob.Guid->Name, &gEfiFlashMapHobGuid)) {
- FlashMapEntry = (EFI_HOB_FLASH_MAP_ENTRY_TYPE *) Hob.Raw;
- if (AreaType == FlashMapEntry->AreaType) {
- if (AreaType == EFI_FLASH_AREA_GUID_DEFINED) {
- if (!CompareGuid (AreaTypeGuid, &FlashMapEntry->AreaTypeGuid)) {
- goto NextHob;
- }
- }
-
- *NumEntries = FlashMapEntry->NumEntries;
- *Entries = FlashMapEntry->Entries;
- return EFI_SUCCESS;
- }
- }
- NextHob:
- Hob.Raw = GET_NEXT_HOB (Hob);
- }
-
- return EFI_NOT_FOUND;
-}
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