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OvmfPkg/VirtNorFlashDxe: remove disk I/O protocol implementation

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We only use NOR flash for firmware volumes, either for executable images
or for the variable store. So we have no need for exposing disk I/O on
top of the NOR flash partitions so let's remove it.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>
This commit is contained in:
Ard Biesheuvel
2022-10-24 16:50:05 +02:00
committed by mergify[bot]
parent 0a64106c56
commit 68d234989b
4 changed files with 0 additions and 289 deletions
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29
OvmfPkg/VirtNorFlashDxe/VirtNorFlash.h
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@@ -15,7 +15,6 @@
#include <Guid/EventGroup.h>
#include <Protocol/BlockIo.h>
#include <Protocol/DiskIo.h>
#include <Protocol/FirmwareVolumeBlock.h>
#include <Library/DebugLib.h>
@@ -111,7 +110,6 @@
#define NOR_FLASH_SIGNATURE SIGNATURE_32('n', 'o', 'r', '0')
#define INSTANCE_FROM_FVB_THIS(a) CR(a, NOR_FLASH_INSTANCE, FvbProtocol, NOR_FLASH_SIGNATURE)
#define INSTANCE_FROM_BLKIO_THIS(a) CR(a, NOR_FLASH_INSTANCE, BlockIoProtocol, NOR_FLASH_SIGNATURE)
#define INSTANCE_FROM_DISKIO_THIS(a) CR(a, NOR_FLASH_INSTANCE, DiskIoProtocol, NOR_FLASH_SIGNATURE)
typedef struct _NOR_FLASH_INSTANCE NOR_FLASH_INSTANCE;
@@ -134,7 +132,6 @@ struct _NOR_FLASH_INSTANCE {
EFI_BLOCK_IO_PROTOCOL BlockIoProtocol;
EFI_BLOCK_IO_MEDIA Media;
EFI_DISK_IO_PROTOCOL DiskIoProtocol;
EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL FvbProtocol;
VOID *ShadowBuffer;
@@ -203,32 +200,6 @@ NorFlashBlockIoFlushBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This
);
//
// DiskIO Protocol function EFI_DISK_IO_PROTOCOL.ReadDisk
//
EFI_STATUS
EFIAPI
NorFlashDiskIoReadDisk (
IN EFI_DISK_IO_PROTOCOL *This,
IN UINT32 MediaId,
IN UINT64 Offset,
IN UINTN BufferSize,
OUT VOID *Buffer
);
//
// DiskIO Protocol function EFI_DISK_IO_PROTOCOL.WriteDisk
//
EFI_STATUS
EFIAPI
NorFlashDiskIoWriteDisk (
IN EFI_DISK_IO_PROTOCOL *This,
IN UINT32 MediaId,
IN UINT64 Offset,
IN UINTN BufferSize,
IN VOID *Buffer
);
//
// NorFlashFvbDxe.c
//