/**
Routine Description:
Write a block of data.
Arguments:
BaseAddress - Base address of the block.
Buffer - Data buffer.
BufferSize - Size of the buffer.
Returns:
EFI_SUCCESS - The command completed successfully.
EFI_INVALID_PARAMETER - Invalid parameter, can not proceed.
Other - Device error or wirte-locked, operation failed.
**/
EFI_STATUS
InternalWriteBlock (
IN EFI_PHYSICAL_ADDRESS BaseAddress,
IN UINT8 *Buffer,
IN UINT32 BufferSize
)
{
EFI_STATUS Status;
Status = SpiFlashWrite ((UINTN) BaseAddress, &BufferSize, Buffer);
if (EFI_ERROR (Status)) {
DEBUG((DEBUG_ERROR, "\nFlash write error."));
return Status;
}
WriteBackInvalidateDataCacheRange ((VOID *) (UINTN) BaseAddress, BLOCK_SIZE);
Status = InternalCompareBlock (BaseAddress, Buffer);
if (EFI_ERROR (Status)) {
DEBUG((DEBUG_ERROR, "\nError when writing to BaseAddress %x with different at offset %x.", BaseAddress, Status));
} else {
DEBUG((DEBUG_INFO, "\nVerified data written to Block at %x is correct.", BaseAddress));
}
return Status;
}
STATIC
EFI_STATUS
InternalWriteBlock (
IN EFI_PHYSICAL_ADDRESS BaseAddress,
IN UINT8 *Buffer,
IN UINT32 BufferSize
)
/*++
Routine Description:
Write a block of data.
Arguments:
BaseAddress - Base address of the block.
Buffer - Data buffer.
BufferSize - Size of the buffer.
Returns:
EFI_SUCCESS - The command completed successfully.
EFI_INVALID_PARAMETER - Invalid parameter, can not proceed.
Other - Device error or wirte-locked, operation failed.
--*/
{
EFI_STATUS Status;
Status = SpiFlashWrite ((UINTN) BaseAddress, &BufferSize, Buffer);
ASSERT_EFI_ERROR(Status);
if (EFI_ERROR (Status)) {
DEBUG((EFI_D_ERROR, "\nFlash write error."));
return Status;
}
WriteBackInvalidateDataCacheRange ((VOID *) (UINTN) BaseAddress, BLOCK_SIZE);
Status = InternalCompareBlock (BaseAddress, Buffer);
if (EFI_ERROR (Status)) {
DEBUG((EFI_D_ERROR, "\nError when writing to BaseAddress %lx with different at offset %x.", BaseAddress, Status));
} else {
DEBUG((EFI_D_INFO, "\nVerified data written to Block at %lx is correct.", BaseAddress));
}
return Status;
}
