X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=EdkUnixPkg%2FPei%2FFlashMap%2FFlashMap.c;fp=EdkUnixPkg%2FPei%2FFlashMap%2FFlashMap.c;h=0000000000000000000000000000000000000000;hp=c68d365b009e975f68ee44bfdb253d17e002af52;hb=808def96aa4589fba9c2d0ea55837754a3b7a4f7;hpb=9216450d1143056a50a5f916984a2d7faf590488 diff --git a/EdkUnixPkg/Pei/FlashMap/FlashMap.c b/EdkUnixPkg/Pei/FlashMap/FlashMap.c deleted file mode 100644 index c68d365b00..0000000000 --- a/EdkUnixPkg/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 - -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; - UNIX_FWH_PPI *UnixFwhPpi; - 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 ( - &gUnixFwhPpiGuid, // GUID - 0, // INSTANCE - &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR - (VOID **)&UnixFwhPpi // PPI - ); - ASSERT_EFI_ERROR (Status); - - // - // Assume that FD0 contains the Flash map. - // - Status = UnixFwhPpi->UnixFwh (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 ((VOID **)&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; -}