WinCE6.0 修改开机Logo方法集锦(二)
#define NBOOT_BLOCK 0
#define NBOOT_BLOCK_SIZE 1
#define NBOOT_SECTOR BLOCK_TO_SECTOR(NBOOT_BLOCK)
// TOC @ Block 1
#define TOC_BLOCK 1
#define TOC_BLOCK_SIZE 1
#define TOC_SECTOR BLOCK_TO_SECTOR(TOC_BLOCK)
// Eboot @ Block 2
#define EBOOT_BLOCK 2
#define EBOOT_SECTOR_SIZE FILE_TO_SECTOR_SIZE(EBOOT_RAM_IMAGE_SIZE)
#define EBOOT_BLOCK_SIZE SECTOR_TO_BLOCK(EBOOT_SECTOR_SIZE)
#define EBOOT_SECTOR BLOCK_TO_SECTOR(EBOOT_BLOCK)
#define EBOOT_BLOCK 2
#define EBOOT_SECTOR_SIZE FILE_TO_SECTOR_SIZE(EBOOT_RAM_IMAGE_SIZE)
#define EBOOT_BLOCK_SIZE SECTOR_TO_BLOCK(EBOOT_SECTOR_SIZE)
#define EBOOT_SECTOR BLOCK_TO_SECTOR(EBOOT_BLOCK)
//-----------------------add by jazka 2011.09.04-------------------------
//-----------------------------start--------------------------------------
// Logo @ Block 6~
#define LOGO_BLOCK 6
#define LOGO_BLOCK_SIZE 20
#define LOGO_SECTOR BLOCK_TO_SECTOR(LOGO_BLOCK)
//----------------------------- end ---------------------------------------
//-----------------------modify by jazka 2011.09.04-----------------------
//-----------------------------start---------------------------------------
//#define RESERVED_BOOT_BLOCKS (NBOOT_BLOCK_SIZE + TOC_BLOCK_SIZE + EBOOT_BLOCK_SIZE)
#define RESERVED_BOOT_BLOCKS (NBOOT_BLOCK_SIZE + TOC_BLOCK_SIZE + EBOOT_BLOCK_SIZE + LOGO_BLOCK_SIZE)
//add by jazka 2011.09.05
//-----------------------------start---------------------------------
EdbgOutputDebugString ( "G) DOWNLOAD Logo now(USB)\r\n");
//----------------------------- end ---------------------------------
EdbgOutputDebugString ( "L) LAUNCH existing Boot Media p_w_picpath\r\n");
EdbgOutputDebugString ( "R) Read Configuration \r\n");
EdbgOutputDebugString ( "U) DOWNLOAD p_w_picpath now(USB)\r\n");
EdbgOutputDebugString ( "W) Write Configuration Right Now\r\n");
EdbgOutputDebugString ( "\r\nEnter your selection: ");
while (! ( ( (KeySelect >= '0') && (KeySelect <= '9') ) ||
( (KeySelect == 'A') || (KeySelect == 'a') ) ||
( (KeySelect == 'B') || (KeySelect == 'b') ) ||
( (KeySelect == 'C') || (KeySelect == 'c') ) ||
( (KeySelect == 'D') || (KeySelect == 'd') ) ||
( (KeySelect == 'E') || (KeySelect == 'e') ) ||
( (KeySelect == 'F') || (KeySelect == 'f') ) ||
( (KeySelect == 'G') || (KeySelect == 'g') ) || //add by jazak 2011.09.05
( (KeySelect == 'L') || (KeySelect == 'l') ) ||
( (KeySelect == 'R') || (KeySelect == 'r') ) ||
( (KeySelect == 'U') || (KeySelect == 'u') ) ||
( (KeySelect == 'W') || (KeySelect == 'w') ) ))
{
KeySelect = OEMReadDebugByte();
}
//--------------------------start-----------------------------
case 'G':
case 'g':
{
OALMSG(TRUE, (TEXT("Please send the Logo through USB.\r\n")));
g_bUSBDownload = TRUE;
{
DWORD dwStartAddr = 0;
LPBYTE lpDes = NULL;
lpDes = (LPBYTE)(FILE_CACHE_START);
if (!OEMReadData(LCD_WIDTH*LCD_HEIGHT*2, lpDes))
{
OALMSG(TRUE, (TEXT("Error when sending the Logo through USB.\r\n")));
SpinForever();
}
dwStartAddr = (DWORD)lpDes;
if (!WriteLogoToBootMedia(dwStartAddr, (DWORD)(LCD_WIDTH*LCD_HEIGHT*2), dwStartAddr))
{
OALMSG(TRUE, (TEXT("Error when WriteLogoToBootMedia.\r\n")));
SpinForever();
}
}
}
break;
//-------------------------- end -----------------------------
#if(SMDK6410_LCD_MODULE == LCD_MODULE_UT_LCD35A)
memcpy((void *)EBOOT_FRAMEBUFFER_UA_START, (void *)InitialImage_rgb16_320x240, 320*240*2);
#elif (LCD_BPP == 16)
{
//delete by jazka 2011.08.31 修改开机启动界面
/* int i;
unsigned short *pFB;
pFB = (unsigned short *)EBOOT_FRAMEBUFFER_UA_START;
for (i=0; i<LCD_WIDTH*LCD_HEIGHT; i++)
{
//*pFB++ = 0x0000;//0x001F; // Blue
//*pFB++ = 0x001F; //modify by jazka 2011.07.22
*pFB++ = InitialImage_rgb16_480x272[i];
}
*/
//add by jazka 2011.08.31
//memcpy((void *)EBOOT_FRAMEBUFFER_UA_START, (void *)InitialImage_rgb16_480x272, 480*272*2);
//modify by jazka 2011.09.07
DWORD dwReadAddr = (DWORD)EBOOT_FRAMEBUFFER_UA_START;
if (!DisplayLogoFromBootMedia(dwReadAddr, (DWORD)LCD_WIDTH*LCD_HEIGHT*2, dwReadAddr))
{
int i;
unsigned short *pFB;
pFB = (unsigned short *)EBOOT_FRAMEBUFFER_UA_START;
for (i=0; i<LCD_WIDTH*LCD_HEIGHT; i++)
*pFB++ = 0x0000;//0x001F; // Blue
}
Write the Logo data to Nand Flash
add by jazka 2011.09.05
*/
BOOL WriteLogoToBootMedia(DWORD dwImageStart, DWORD dwImageLength, DWORD dwLaunchAddr)
{
DWORD dwBlock,dwNumBlocks;
LPBYTE pbBuffer;
SectorInfo si;
OALMSG(TRUE, (TEXT("+WriteLogoToBootMedia\r\n")));
dwBlock = LOGO_BLOCK;
pbBuffer = (LPBYTE)dwImageStart;
OALMSG(TRUE, (TEXT("^^^^^^^^ 0x%x ^^^^^^^^\r\n"), (unsigned short *)pbBuffer));
dwNumBlocks = (dwImageLength/(g_FlashInfo.wDataBytesPerSector*g_FlashInfo.wSectorsPerBlock)) +
(dwImageLength%(g_FlashInfo.wDataBytesPerSector*g_FlashInfo.wSectorsPerBlock) ? 1: 0);
OALMSG(TRUE, (TEXT("dwImageLength = 0x%x \r\n"), dwImageLength));
OALMSG(TRUE, (TEXT("dwNumBlocks = 0x%x \r\n"), dwNumBlocks));
while (dwNumBlocks--)
{
OALMSG(TRUE, (TEXT("dwBlock(0x%x) X "), dwBlock));
OALMSG(TRUE, (TEXT("g_FlashInfo.wSectorsPerBlock(0x%x)"), g_FlashInfo.wSectorsPerBlock));
OALMSG(TRUE, (TEXT(" = 0x%x \r\n"), dwBlock*g_FlashInfo.wSectorsPerBlock));
FMD_ReadSector(dwBlock*g_FlashInfo.wSectorsPerBlock, NULL, &si, 1);
// Stepldr & Eboot p_w_picpath in nand flash
// block mark as BLOCK_STATUS_RESERVED & BLOCK_STATUS_READONLY & BLOCK_STATUS_BAD
if ((si.bBadBlock == 0x0) && (si.bOEMReserved !=3 ))
{
++dwBlock;
++dwNumBlocks; // Compensate for fact that we didn't write any blocks.
continue;
}
if (!ReadBlock(dwBlock, NULL, g_pSectorInfoBuf))
{
OALMSG(OAL_ERROR, (TEXT("WriteData: failed to read block (0x%x).\r\n"), dwBlock));
return(FALSE);
}
if (!FMD_EraseBlock(dwBlock))
{
OALMSG(OAL_ERROR, (TEXT("WriteData: failed to erase block (0x%x).\r\n"), dwBlock));
return FALSE;
}
if (!WriteBlock(dwBlock, pbBuffer, g_pSectorInfoBuf))
{
OALMSG(OAL_ERROR, (TEXT("WriteData: failed to write block (0x%x).\r\n"), dwBlock));
return(FALSE);
}
++dwBlock;
pbBuffer += g_FlashInfo.dwBytesPerBlock;
OALMSG(TRUE, (TEXT("dwBytesPerBlock : %d\r\n"), g_FlashInfo.dwBytesPerBlock));
}
OALMSG(TRUE, (TEXT("_WriteLogoToBootMedia\r\n")));
return TRUE;
}
Read the Logo data from Nand Flash
add by jazka 2011.09.05
*/
BOOL DisplayLogoFromBootMedia(DWORD dwImageStart, DWORD dwImageLength, DWORD dwLaunchAddr)
{
unsigned int * pFB32 = (unsigned int *)EBOOT_FRAMEBUFFER_UA_START;
unsigned int * dst = pFB32;
//unsigned int * p = NULL;
SectorInfo si;
DWORD dwBlock,dwNumBlocks;
OALMSG(TRUE, (TEXT("+ReadLogoFromBootMedia\r\n")));
dwBlock = LOGO_BLOCK;
OALMSG(TRUE, (TEXT("dwImageLength = 0x%x \r\n"), dwImageLength));
OALMSG(TRUE, (TEXT("dwImageLength = 0x%x \r\n"), g_FlashInfo.wDataBytesPerSector));
OALMSG(TRUE, (TEXT("dwImageLength = 0x%x \r\n"), g_FlashInfo.wSectorsPerBlock));
if (0 == g_FlashInfo.wDataBytesPerSector || 0 == g_FlashInfo.wSectorsPerBlock)
{
return FALSE;
}
dwNumBlocks = (dwImageLength / (g_FlashInfo.wDataBytesPerSector*g_FlashInfo.wSectorsPerBlock)) +
(dwImageLength%(g_FlashInfo.wDataBytesPerSector*g_FlashInfo.wSectorsPerBlock) ? 1: 0);
OALMSG(TRUE, (TEXT("dwNumBlocks = 0x%x \r\n"), dwNumBlocks));
while (dwNumBlocks--)
{
OALMSG(TRUE, (TEXT("dwBlock(0x%x) X "), dwBlock));
OALMSG(TRUE, (TEXT("g_FlashInfo.wSectorsPerBlock(0x%x)"), g_FlashInfo.wSectorsPerBlock));
OALMSG(TRUE, (TEXT(" = 0x%x \r\n"), dwBlock*g_FlashInfo.wSectorsPerBlock));
//BOOL ReadBlock(DWORD dwBlock, LPBYTE pbBlock, PSectorInfo pSectorInfoTable)
if (!ReadBlock(dwBlock, (LPBYTE)dst, g_pSectorInfoBuf))
{
OALMSG(OAL_ERROR, (TEXT("WriteData: failed to read block (0x%x).\r\n"), dwBlock));
return(FALSE);
}
dst += g_FlashInfo.dwBytesPerBlock/4;
++dwBlock;
}
OALMSG(TRUE, (TEXT("_ReadLogoFromBootMedia\r\n")));
return TRUE;
}
今天就到这里,改天上实现方法二:将Logo.bin做成和Eboot.bin一样的格式,这样下载Eboot.bin的很多代码就可以直接使用。
转载于:https://blog.51cto.com/jazka/664131
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