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/** @file VirtNorFlashDeviceLib.h
Copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2025, Ventana Micro Systems Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#pragma once
// Each command must be sent simultaneously to both chips,
// 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, Offset, Cmd) MmioWrite32 (CREATE_NOR_ADDRESS(BaseAddr,Offset), CREATE_DUAL_CMD(Cmd))
#define GET_NOR_BLOCK_ADDRESS(BaseAddr, Lba, LbaSize) ( BaseAddr + (UINTN)((Lba) * LbaSize) )
EFI_STATUS
EFIAPI
NorFlashWriteBuffer (
IN UINTN DeviceBaseAddress,
IN UINTN TargetAddress,
IN UINTN BufferSizeInBytes,
IN UINT32 *Buffer
);
EFI_STATUS
EFIAPI
NorFlashWriteSingleBlock (
IN UINTN DeviceBaseAddress,
IN UINTN RegionBaseAddress,
IN EFI_LBA Lba,
IN UINT32 LastBlock,
IN UINT32 BlockSize,
IN UINTN Size,
IN UINTN Offset,
IN OUT UINTN *NumBytes,
IN UINT8 *Buffer,
IN VOID *ShadowBuffer
);
EFI_STATUS
EFIAPI
NorFlashWriteBlocks (
IN UINTN DeviceBaseAddress,
IN UINTN RegionBaseAddress,
IN EFI_LBA Lba,
IN EFI_LBA LastBlock,
IN UINT32 BlockSize,
IN UINTN BufferSizeInBytes,
IN VOID *Buffer
);
EFI_STATUS
EFIAPI
NorFlashReadBlocks (
IN UINTN DeviceBaseAddress,
IN UINTN RegionBaseAddress,
IN EFI_LBA Lba,
IN EFI_LBA LastBlock,
IN UINT32 BlockSize,
IN UINTN BufferSizeInBytes,
OUT VOID *Buffer
);
EFI_STATUS
EFIAPI
NorFlashRead (
IN UINTN DeviceBaseAddress,
IN UINTN RegionBaseAddress,
IN EFI_LBA Lba,
IN UINT32 BlockSize,
IN UINTN Size,
IN UINTN Offset,
IN UINTN BufferSizeInBytes,
OUT VOID *Buffer
);
EFI_STATUS
EFIAPI
NorFlashEraseSingleBlock (
IN UINTN DeviceBaseAddress,
IN UINTN BlockAddress
);
EFI_STATUS
EFIAPI
NorFlashUnlockSingleBlockIfNecessary (
IN UINTN DeviceBaseAddress,
IN UINTN BlockAddress
);
EFI_STATUS
EFIAPI
NorFlashWriteSingleWord (
IN UINTN DeviceBaseAddress,
IN UINTN WordAddress,
IN UINT32 WriteData
);
EFI_STATUS
EFIAPI
NorFlashWriteFullBlock (
IN UINTN DeviceBaseAddress,
IN UINTN RegionBaseAddress,
IN EFI_LBA Lba,
IN UINT32 *DataBuffer,
IN UINT32 BlockSizeInWords
);
EFI_STATUS
EFIAPI
NorFlashUnlockAndEraseSingleBlock (
IN UINTN DeviceBaseAddress,
IN UINTN BlockAddress
);
EFI_STATUS
EFIAPI
NorFlashReset (
IN UINTN DeviceBaseAddress
);
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