diff options
Diffstat (limited to 'ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.h')
| -rw-r--r-- | ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.h | 105 |
1 files changed, 43 insertions, 62 deletions
diff --git a/ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.h b/ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.h index 5abf8fccf6..a284c151a9 100644 --- a/ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.h +++ b/ArmPlatformPkg/Drivers/NorFlashDxe/NorFlashDxe.h @@ -1,6 +1,7 @@ /** @file NorFlashDxe.h - Copyright (c) 2011, ARM Ltd. All rights reserved.<BR> + Copyright (c) 2011-2012, ARM Ltd. All rights reserved.<BR> + 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 @@ -26,13 +27,15 @@ #include <Library/NorFlashPlatformLib.h> #include <Library/UefiLib.h> -#define HIGH_16_BITS 0xFFFF0000 -#define LOW_16_BITS 0x0000FFFF -#define LOW_8_BITS 0x000000FF +#define NOR_FLASH_ERASE_RETRY 10 // Device access macros // These are necessary because we use 2 x 16bit parts to make up 32bit data +#define HIGH_16_BITS 0xFFFF0000 +#define LOW_16_BITS 0x0000FFFF +#define LOW_8_BITS 0x000000FF + #define FOLD_32BIT_INTO_16BIT(value) ( ( value >> 16 ) | ( value & LOW_16_BITS ) ) #define GET_LOW_BYTE(value) ( value & LOW_8_BITS ) @@ -42,7 +45,7 @@ // i.e. at the lower 16 bits AND at the higher 16 bits #define CREATE_NOR_ADDRESS(BaseAddr,OffsetAddr) ((BaseAddr) + ((OffsetAddr) << 2)) #define CREATE_DUAL_CMD(Cmd) ( ( Cmd << 16) | ( Cmd & LOW_16_BITS) ) -#define SEND_NOR_COMMAND(BaseAddr,OffsetAddr,Cmd) MmioWrite32 (CREATE_NOR_ADDRESS(BaseAddr,OffsetAddr), CREATE_DUAL_CMD(Cmd)) +#define SEND_NOR_COMMAND(BaseAddr,Offset,Cmd) MmioWrite32 (CREATE_NOR_ADDRESS(BaseAddr,Offset), CREATE_DUAL_CMD(Cmd)) #define GET_NOR_BLOCK_ADDRESS(BaseAddr,Lba,LbaSize)( BaseAddr + (UINTN)((Lba) * LbaSize) ) // Status Register Bits @@ -128,7 +131,8 @@ struct _NOR_FLASH_INSTANCE { BOOLEAN Initialized; NOR_FLASH_INITIALIZE Initialize; - UINTN BaseAddress; + UINTN DeviceBaseAddress; + UINTN RegionBaseAddress; UINTN Size; EFI_LBA StartLba; @@ -142,44 +146,20 @@ struct _NOR_FLASH_INSTANCE { }; EFI_STATUS -EFIAPI -NorFlashGetDriverName ( - IN EFI_COMPONENT_NAME_PROTOCOL *This, - IN CHAR8 *Language, - OUT CHAR16 **DriverName - ); - -EFI_STATUS -EFIAPI -NorFlashGetControllerName ( - IN EFI_COMPONENT_NAME_PROTOCOL *This, - IN EFI_HANDLE ControllerHandle, - IN EFI_HANDLE ChildHandle OPTIONAL, - IN CHAR8 *Language, - OUT CHAR16 **ControllerName - ); - -EFI_STATUS -EFIAPI -NorFlashBlkIoInitialize ( - IN NOR_FLASH_INSTANCE* Instance - ); - -EFI_STATUS NorFlashReadCfiData ( - IN UINTN BaseAddress, - IN UINTN CFI_Offset, - IN UINT32 NumberOfBytes, + IN UINTN DeviceBaseAddress, + IN UINTN CFI_Offset, + IN UINT32 NumberOfBytes, OUT UINT32 *Data -); + ); EFI_STATUS NorFlashWriteBuffer ( - IN UINTN TargetAddress, - IN UINTN BufferSizeInBytes, - IN UINT32 *Buffer -); - + IN NOR_FLASH_INSTANCE *Instance, + IN UINTN TargetAddress, + IN UINTN BufferSizeInBytes, + IN UINT32 *Buffer + ); // // BlockIO Protocol function EFI_BLOCK_IO_PROTOCOL.Reset @@ -235,28 +215,28 @@ EFI_STATUS EFIAPI NorFlashFvbInitialize ( IN NOR_FLASH_INSTANCE* Instance -); + ); EFI_STATUS EFIAPI FvbGetAttributes( IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This, OUT EFI_FVB_ATTRIBUTES_2 *Attributes -); + ); EFI_STATUS EFIAPI FvbSetAttributes( IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This, IN OUT EFI_FVB_ATTRIBUTES_2 *Attributes -); + ); EFI_STATUS EFIAPI FvbGetPhysicalAddress( IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This, OUT EFI_PHYSICAL_ADDRESS *Address -); + ); EFI_STATUS EFIAPI @@ -265,7 +245,7 @@ FvbGetBlockSize( IN EFI_LBA Lba, OUT UINTN *BlockSize, OUT UINTN *NumberOfBlocks -); + ); EFI_STATUS EFIAPI @@ -275,7 +255,7 @@ FvbRead( IN UINTN Offset, IN OUT UINTN *NumBytes, IN OUT UINT8 *Buffer -); + ); EFI_STATUS EFIAPI @@ -285,31 +265,32 @@ FvbWrite( IN UINTN Offset, IN OUT UINTN *NumBytes, IN UINT8 *Buffer -); + ); EFI_STATUS EFIAPI FvbEraseBlocks( IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This, ... -); + ); // // NorFlashDxe.c // EFI_STATUS -NorFlashUnlockAndEraseSingleBlock( - IN UINTN BlockAddress -); +NorFlashUnlockAndEraseSingleBlock ( + IN NOR_FLASH_INSTANCE *Instance, + IN UINTN BlockAddress + ); EFI_STATUS NorFlashWriteSingleBlock ( - IN UINTN DeviceBaseAddress, - IN EFI_LBA Lba, - IN UINT32 *pDataBuffer, - IN UINT32 BlockSizeInWords -); + IN NOR_FLASH_INSTANCE *Instance, + IN EFI_LBA Lba, + IN UINT32 *DataBuffer, + IN UINT32 BlockSizeInWords + ); EFI_STATUS NorFlashWriteBlocks ( @@ -317,19 +298,19 @@ NorFlashWriteBlocks ( IN EFI_LBA Lba, IN UINTN BufferSizeInBytes, IN VOID *Buffer -); + ); EFI_STATUS NorFlashReadBlocks ( - IN NOR_FLASH_INSTANCE *Instance, - IN EFI_LBA Lba, - IN UINTN BufferSizeInBytes, - OUT VOID *Buffer -); + IN NOR_FLASH_INSTANCE *Instance, + IN EFI_LBA Lba, + IN UINTN BufferSizeInBytes, + OUT VOID *Buffer + ); EFI_STATUS NorFlashReset ( IN NOR_FLASH_INSTANCE *Instance -); + ); #endif /* __NOR_FLASH_DXE_H__ */ |