?? flash.c
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//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
#include <windows.h>
#include <bsp.h>
#include "loader.h"
extern DWORD g_ImageType;
/*
@func BOOL | OEMIsFlashAddr | Tests whether the address provided resides in the Samsung's flash.
@rdesc TRUE = Specified address resides in flash, FALSE = Specified address doesn't reside in flash.
@comm
@xref
*/
BOOL OEMIsFlashAddr(DWORD dwAddr)
{
//EdbgOutputDebugString("OEMIsFlashAddr: 0x%x, %d\r\n", dwPhysStart, bRc);
return(FALSE);
}
/*
@func LPBYTE | OEMMapMemAddr | Remaps a specified address to a file cache location. The file cache is used as a temporary store for flash images before they're written to flash.
@rdesc Corresponding address within a file cache area.
@comm
@xref
*/
LPBYTE OEMMapMemAddr(DWORD dwImageStart, DWORD dwAddr)
{
if (g_ImageType & IMAGE_TYPE_STEPLDR)
{
dwAddr = (FILE_CACHE_START + (dwAddr - STEPLDR_RAM_IMAGE_BASE));
return (LPBYTE)dwAddr;
}
else
if (g_ImageType & IMAGE_TYPE_LOADER)
{
dwAddr = (FILE_CACHE_START + (dwAddr - EBOOT_RAM_IMAGE_BASE));
return (LPBYTE)dwAddr;
}
else
if (g_ImageType & IMAGE_TYPE_RAWBIN)
{
OALMSG(TRUE, (TEXT("OEMMapMemAddr 0x%x 0x%x\r\n"),dwAddr,(FILE_CACHE_START + dwAddr)));
dwAddr = FILE_CACHE_START + dwAddr;
return (LPBYTE)dwAddr;
}
return (LPBYTE)dwAddr;
}
/*
@func BOOL | OEMStartEraseFlash | Called at the start of image download, this routine begins the flash erase process.
@rdesc TRUE = Success, FALSE = Failure.
@comm
@xref
*/
BOOL OEMStartEraseFlash(DWORD dwStartAddr, DWORD dwLength)
{
// Nothing to do (erase done in OEMWriteFlash)...
//
//EdbgOutputDebugString( "OEMStartEraseFlash: Addr:0x%x Len:0x%x\n", dwStartAddr, dwLength);
return(TRUE);
}
/*
@func void | OEMContinueEraseFlash | Called frequenty during image download, this routine continues the flash erase process.
@rdesc N/A.
@comm
@xref
*/
void OEMContinueEraseFlash(void)
{
// Nothing to do (erase done in OEMWriteFlash)...
//
//EdbgOutputDebugString("OEMContinueEraseFlash\r\n");
}
/*
@func BOOL | OEMFinishEraseFlash | Called following the image download, this routine completes the flash erase process.
@rdesc TRUE = Success, FALSE = Failure.
@comm
@xref
*/
BOOL OEMFinishEraseFlash(void)
{
// Nothing to do (erase done in OEMWriteFlash)...
//
//EdbgOutputDebugString("OEMFinishEraseFlash\r\n");
return(TRUE);
}
/*
@func BOOL | OEMWriteFlash | Writes data to flash (the source location is determined using OEMMapMemAddr).
@rdesc TRUE = Success, FALSE = Failure.
@comm
@xref
*/
BOOL OEMWriteFlash(DWORD dwStartAddr, DWORD dwLength)
{
//EdbgOutputDebugString("OEMWriteFlash 0x%x 0x%x\r\n", dwStartAddr, dwLength);
return(TRUE);
}
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