flash.c
资源名称:SMDK2440.rar [点击查看]
上传用户:qiulin1960
上传日期:2013-10-16
资源大小:2844k
文件大小:4k
源码类别:
Windows CE
开发平台:
Windows_Unix
- //
- // 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.
- //
- /*++
- THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
- ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
- PARTICULAR PURPOSE.
- Module Name:
- ethdown.c
- Abstract:
- This contains an example of a registered TFTP server
- process. It is the EthDown() routine that handles the download
- of .BIN files to RAM.
- Functions:
- Notes:
- --*/
- #include <windows.h>
- #include <halether.h>
- #include <pehdr.h>
- #include "loader.h"
- #include "blcommon.h"
- #include "warning.h"
- extern const PTOC g_pTOC;
- extern DWORD g_dwTocEntry;
- extern DWORD g_ImageType;
- extern MultiBINInfo g_BINRegionInfo;
- //
- // Stub function so that we can use blcommon
- //
- /*
- @func BOOL | OEMIsFlashAddr | Tests whether the address provided resides in NOR flash.
- @rdesc TRUE = Specified address resides in flash, FALSE = Specified address doesn't reside in flash.
- @comm
- @xref
- */
- BOOL OEMIsFlashAddr( DWORD dwPhysStart )
- {
- //EdbgOutputDebugString("OEMIsFlashAddr: 0x%x, %drn", 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 )
- {
- //EdbgOutputDebugString("OEMMapMemAddr: 0x%x, 0x%x, ", dwImageStart, dwAddr);
- if ( g_ImageType & IMAGE_TYPE_MXIP )
- {
- DWORD i, Length=0;
- // we don't know the segments length, so parse our BIN table for the length
- for ( i = 0; i < g_BINRegionInfo.dwNumRegions; i++ )
- {
- if ( (dwAddr >= g_BINRegionInfo.Region[i].dwRegionStart) &&
- (dwAddr < g_BINRegionInfo.Region[i].dwRegionStart + g_BINRegionInfo.Region[i].dwRegionLength) )
- {
- dwAddr = (dwAddr - g_BINRegionInfo.Region[i].dwRegionStart) + FLASH_CACHE + Length;
- break;
- }
- // bump length
- Length += g_BINRegionInfo.Region[i].dwRegionLength;
- }
- }
- //EdbgOutputDebugString("0x%x rn", 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 )
- {
- //EdbgOutputDebugString( "OEMStartEraseFlash: Addr:0x%x Len:0x%xn", 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()
- {
- //EdbgOutputDebugString("OEMContinueEraseFlashrn");
- }
- /*
- @func BOOL | OEMFinishEraseFlash | Called following the image download, this routine completes the flash erase process.
- @rdesc TRUE = Success, FALSE = Failure.
- @comm
- @xref
- */
- BOOL OEMFinishEraseFlash()
- {
- //EdbgOutputDebugString("OEMFinishEraseFlashrn");
- 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%xrn", dwStartAddr, dwLength);
- return TRUE;
- }