?? main.c
字號:
c = tolower(*(pStr + strlen(pStr) - 1 - nPos));
if (c >= '0' && c <= '9')
c -= '0';
else if (c >= 'a' && c <= 'f')
{
c -= 'a';
c = (0xa + c);
}
for (nCnt = 0, n = 1 ; nCnt < nPos ; nCnt++)
{
n *= nBase;
}
nVal += (n * c);
}
return(nVal);
}
static void CvtMAC(USHORT MacAddr[3], char *pszDottedD )
{
DWORD cBytes;
char *pszLastNum;
int atoi (const char *s);
int i=0;
BYTE *p = (BYTE *)MacAddr;
// Replace the dots with NULL terminators
pszLastNum = pszDottedD;
for(cBytes = 0 ; cBytes < 6 ; cBytes++)
{
while(*pszDottedD != '.' && *pszDottedD != '\0')
{
pszDottedD++;
}
if (pszDottedD == '\0' && cBytes != 5)
{
// zero out the rest of MAC address
while(i++ < 6)
{
*p++ = 0;
}
break;
}
*pszDottedD = '\0';
*p++ = (BYTE)(mystrtoul(pszLastNum, 16) & 0xFF);
i++;
pszLastNum = ++pszDottedD;
}
}
static void SetCS8900MACAddress(PBOOT_CFG pBootCfg)
{
CHAR szDottedD[24];
USHORT cwNumChars = 0;
USHORT InChar = 0;
memset(szDottedD, '0', 24);
EdbgOutputDebugString ( "\r\nEnter new MAC address in hexadecimal (hh.hh.hh.hh.hh.hh): ");
while(!((InChar == 0x0d) || (InChar == 0x0a)))
{
InChar = OEMReadDebugByte();
InChar = tolower(InChar);
if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
{
// If it's a hex number or a period, add it to the string.
//
if (InChar == '.' || (InChar >= '0' && InChar <= '9') || (InChar >= 'a' && InChar <= 'f'))
{
if (cwNumChars < 17)
{
szDottedD[cwNumChars++] = (char)InChar;
OEMWriteDebugByte((BYTE)InChar);
}
}
else if (InChar == 8) // If it's a backspace, back up.
{
if (cwNumChars > 0)
{
cwNumChars--;
OEMWriteDebugByte((BYTE)InChar);
}
}
}
}
EdbgOutputDebugString ( "\r\n");
// If it's a carriage return with an empty string, don't change anything.
//
if (cwNumChars)
{
szDottedD[cwNumChars] = '\0';
CvtMAC(pBootCfg->EdbgAddr.wMAC, szDottedD);
EdbgOutputDebugString("INFO: MAC address set to: %x:%x:%x:%x:%x:%x\r\n",
pBootCfg->EdbgAddr.wMAC[0] & 0x00FF, pBootCfg->EdbgAddr.wMAC[0] >> 8,
pBootCfg->EdbgAddr.wMAC[1] & 0x00FF, pBootCfg->EdbgAddr.wMAC[1] >> 8,
pBootCfg->EdbgAddr.wMAC[2] & 0x00FF, pBootCfg->EdbgAddr.wMAC[2] >> 8);
}
else
{
EdbgOutputDebugString("WARNING: SetCS8900MACAddress: Invalid MAC address.\r\n");
}
}
/*
@func BOOL | MainMenu | Manages the Samsung bootloader main menu.
@rdesc TRUE == Success and FALSE == Failure.
@comm
@xref
*/
static BOOL MainMenu(PBOOT_CFG pBootCfg)
{
BYTE KeySelect = 0;
BOOL bConfigChanged = FALSE;
BOOLEAN bDownload = TRUE;
volatile S3C2440A_INTR_REG *s2440INTt = (S3C2440A_INTR_REG *)OALPAtoVA(S3C2440A_BASE_REG_PA_INTR, FALSE);
while(TRUE)
{
KeySelect = 0;
EdbgOutputDebugString ( "\r\nEthernet Boot Loader Configuration:\r\n\r\n");
EdbgOutputDebugString ( "0) IP address: %s\r\n",inet_ntoa(pBootCfg->EdbgAddr.dwIP));
EdbgOutputDebugString ( "1) Subnet mask: %s\r\n", inet_ntoa(pBootCfg->SubnetMask));
EdbgOutputDebugString ( "2) DHCP: %s\r\n", (pBootCfg->ConfigFlags & CONFIG_FLAGS_DHCP)?"Enabled":"Disabled");
EdbgOutputDebugString ( "3) Boot delay: %d seconds\r\n", pBootCfg->BootDelay);
EdbgOutputDebugString ( "4) Reset to factory default configuration\r\n");
EdbgOutputDebugString ( "5) Startup image: %s\r\n", (g_pBootCfg->ConfigFlags & BOOT_TYPE_DIRECT) ? "LAUNCH EXISTING" : "DOWNLOAD NEW");
EdbgOutputDebugString ( "6) Program disk image into SmartMedia card: %s\r\n", (pBootCfg->ConfigFlags & TARGET_TYPE_NAND)?"Enabled":"Disabled");
EdbgOutputDebugString ( "7) Program CS8900 MAC address (%B:%B:%B:%B:%B:%B)\r\n",
g_pBootCfg->EdbgAddr.wMAC[0] & 0x00FF, g_pBootCfg->EdbgAddr.wMAC[0] >> 8,
g_pBootCfg->EdbgAddr.wMAC[1] & 0x00FF, g_pBootCfg->EdbgAddr.wMAC[1] >> 8,
g_pBootCfg->EdbgAddr.wMAC[2] & 0x00FF, g_pBootCfg->EdbgAddr.wMAC[2] >> 8);
EdbgOutputDebugString ( "8) Kernel Debugger: %s\r\n", (g_pBootCfg->ConfigFlags & CONFIG_FLAGS_DEBUGGER) ? "DISABLED" : "ENABLE");
EdbgOutputDebugString ( "9) Format Boot Media for BinFS\r\n");
// N.B: we need this option here since BinFS is really a RAM image, where you "format" the media
// with an MBR. There is no way to parse the image to say it's ment to be BinFS enabled.
EdbgOutputDebugString ( "E) Erase Reserved Block \r\n");
EdbgOutputDebugString ( "B) Mark Bad Block at Reserved Block \r\n");
EdbgOutputDebugString ( "F) Low-level format the Smart Media card\r\n");
EdbgOutputDebugString ( "D) Download image now\r\n");
EdbgOutputDebugString ( "L) LAUNCH existing Boot Media image\r\n");
EdbgOutputDebugString ( "R) Read Configuration \r\n");
EdbgOutputDebugString ( "U) DOWNLOAD image now(USB)\r\n");
EdbgOutputDebugString ( "W) Write Configuration Right Now\r\n");
EdbgOutputDebugString ( "\r\nEnter your selection: ");
while (! ( ( (KeySelect >= '0') && (KeySelect <= '9') ) ||
( (KeySelect == 'D') || (KeySelect == 'd') ) ||
( (KeySelect == 'B') || (KeySelect == 'b') ) ||
( (KeySelect == 'E') || (KeySelect == 'e') ) ||
( (KeySelect == 'F') || (KeySelect == 'f') ) ||
( (KeySelect == 'L') || (KeySelect == 'l') ) ||
( (KeySelect == 'R') || (KeySelect == 'r') ) ||
( (KeySelect == 'U') || (KeySelect == 'u') ) ||
( (KeySelect == 'W') || (KeySelect == 'w') ) ||
( (KeySelect == 'X') || (KeySelect == 'x') ) ))
{
KeySelect = OEMReadDebugByte();
}
EdbgOutputDebugString ( "%c\r\n", KeySelect);
switch(KeySelect)
{
case '0': // Change IP address.
SetIP(pBootCfg);
pBootCfg->ConfigFlags &= ~CONFIG_FLAGS_DHCP; // clear DHCP flag
bConfigChanged = TRUE;
break;
case '1': // Change subnet mask.
SetMask(pBootCfg);
bConfigChanged = TRUE;
break;
case '2': // Toggle static/DHCP mode.
pBootCfg->ConfigFlags = (pBootCfg->ConfigFlags ^ CONFIG_FLAGS_DHCP);
bConfigChanged = TRUE;
break;
case '3': // Change autoboot delay.
SetDelay(pBootCfg);
bConfigChanged = TRUE;
break;
case '4': // Reset the bootloader configuration to defaults.
OALMSG(TRUE, (TEXT("Resetting default TOC...\r\n")));
TOC_Init(DEFAULT_IMAGE_DESCRIPTOR, (IMAGE_TYPE_RAMIMAGE|IMAGE_TYPE_BINFS), 0, 0, 0);
if ( !TOC_Write() ) {
OALMSG(OAL_WARN, (TEXT("TOC_Write Failed!\r\n")));
}
OALMSG(TRUE, (TEXT("...TOC complete\r\n")));
break;
case '5': // Toggle download/launch status.
pBootCfg->ConfigFlags = (pBootCfg->ConfigFlags ^ BOOT_TYPE_DIRECT);
bConfigChanged = TRUE;
break;
case '6': // Toggle image storage to Smart Media.
pBootCfg->ConfigFlags = (pBootCfg->ConfigFlags ^ TARGET_TYPE_NAND);
bConfigChanged = TRUE;
break;
case '7': // Configure Crystal CS8900 MAC address.
SetCS8900MACAddress(pBootCfg);
bConfigChanged = TRUE;
break;
case '8': // Toggle KD
g_pBootCfg->ConfigFlags = (g_pBootCfg->ConfigFlags ^ CONFIG_FLAGS_DEBUGGER);
g_bWaitForConnect = (g_pBootCfg->ConfigFlags & CONFIG_FLAGS_DEBUGGER) ? TRUE : FALSE;
bConfigChanged = TRUE;
continue;
break;
case '9':
// format the boot media for BinFS
// N.B: this does not destroy our OEM reserved sections (TOC, bootloaders, etc)
if ( !g_bBootMediaExist ) {
OALMSG(OAL_ERROR, (TEXT("ERROR: BootMonitor: boot media does not exist.\r\n")));
continue;
}
// N.B: format offset by # of reserved blocks,
// decrease the ttl # blocks available by that amount.
if ( !BP_LowLevelFormat( g_dwImageStartBlock,
wNUM_BLOCKS - g_dwImageStartBlock,
0) )
{
OALMSG(OAL_ERROR, (TEXT("ERROR: BootMonitor: Low-level boot media format failed.\r\n")));
continue;
}
break;
case 'F':
case 'f':
// low-level format
// N.B: this erases images, BinFs, FATFS, user data, etc.
// However, we don't format Bootloaders & TOC bolcks; use JTAG for this.
if ( !g_bBootMediaExist ) {
OALMSG(OAL_ERROR, (TEXT("ERROR: BootMonitor: boot media does not exist.\r\n")));
continue;
} else {
DWORD i;
SectorInfo si;
// to keep bootpart off of our reserved blocks we must mark it as bad, reserved & read-only
si.bOEMReserved = OEM_BLOCK_RESERVED | OEM_BLOCK_READONLY;
si.bBadBlock = BADBLOCKMARK;
si.dwReserved1 = 0xffffffff;
si.wReserved2 = 0xffff;
OALMSG(TRUE, (TEXT("Reserving Blocks [0x%x - 0x%x] ...\r\n"), 0, IMAGE_START_BLOCK-1));
for (i = 0; i < IMAGE_START_SECTOR; i++) {
FMD_WriteSector(i, NULL, &si, 1);
}
OALMSG(TRUE, (TEXT("...reserve complete.\r\n")));
OALMSG(TRUE, (TEXT("Low-level format Blocks [0x%x - 0x%x] ...\r\n"), IMAGE_START_BLOCK, wNUM_BLOCKS-1));
for (i = IMAGE_START_BLOCK; i < wNUM_BLOCKS; i++) {
FMD_EraseBlock(i);
}
OALMSG(TRUE, (TEXT("...erase complete.\r\n")));
} break;
case 'B':
case 'b':
// low-level format
// N.B: this erases images, BinFs, FATFS, user data, etc.
// However, we don't format Bootloaders & TOC bolcks; use JTAG for this.
if ( !g_bBootMediaExist ) {
OALMSG(OAL_ERROR, (TEXT("ERROR: BootMonitor: boot media does not exist.\r\n")));
continue;
} else {
DWORD i;
SectorInfo si;
// to keep bootpart off of our reserved blocks we must mark it as bad, reserved & read-only
si.bOEMReserved = OEM_BLOCK_RESERVED | OEM_BLOCK_READONLY;
si.bBadBlock = BADBLOCKMARK;
// si.bBadBlock = 0xff;
si.dwReserved1 = 0xffffffff;
si.wReserved2 = 0xffff;
OALMSG(TRUE, (TEXT("Reserving Blocks [0x%x - 0x%x] ...\r\n"), 0, IMAGE_START_BLOCK-1));
for (i = 0; i < IMAGE_START_SECTOR; i++) {
FMD_WriteSector(i, NULL, &si, 1);
}
OALMSG(TRUE, (TEXT("...reserve complete.\r\n")));
} break;
case 'E':
case 'e':
// low-level format
// N.B: this erases images, BinFs, FATFS, user data, etc.
// However, we don't format Bootloaders & TOC bolcks; use JTAG for this.
if ( !g_bBootMediaExist ) {
OALMSG(OAL_ERROR, (TEXT("ERROR: BootMonitor: boot media does not exist.\r\n")));
continue;
} else {
int i;
OALMSG(TRUE, (TEXT("Low-level format Blocks [0x%x - 0x%x] ...\r\n"), 0, IMAGE_START_BLOCK-1));
for (i = NBOOT_BLOCK; i < (NBOOT_BLOCK+NBOOT_BLOCK_SIZE); i++) {
FMD_EraseBlock(i);
}
for (i = EBOOT_BLOCK; i < (EBOOT_BLOCK+EBOOT_BLOCK_SIZE); i++) {
FMD_EraseBlock(i);
}
OALMSG(TRUE, (TEXT("...erase complete.\r\n")));
} break;
case 'D': // Download? Yes.
case 'd':
bDownload = TRUE;
goto MENU_DONE;
case 'L': // Download? No.
case 'l':
bDownload = FALSE;
goto MENU_DONE;
case 'R':
case 'r':
TOC_Read();
TOC_Print();
// TODO
break;
case 'U': // Download? No.
case 'u':
bConfigChanged = TRUE;
g_bUSBDownload = TRUE;
bDownload = TRUE;
goto MENU_DONE;
case 'W': // Configuration Write
case 'w':
if (!TOC_Write())
{
OALMSG(OAL_WARN, (TEXT("WARNING: MainMenu: Failed to store updated eboot configuration in flash.\r\n")));
}
else
{
OALMSG(OAL_INFO, (TEXT("Successfully Written\r\n")));
bConfigChanged = FALSE;
}
break;
default:
break;
}
}
MENU_DONE:
// If eboot settings were changed by user, save them to flash.
//
if (bConfigChanged && !TOC_Write())
{
OALMSG(OAL_WARN, (TEXT("WARNING: MainMenu: Failed to store updated bootloader configuration to flash.\r\n")));
}
return(bDownload);
}
/*
@func BOOL | OEMPlatformInit | Initialize the Samsung SMD2440 platform hardware.
@rdesc TRUE = Success, FALSE = Failure.
@comm
@xref
*/
BOOL OEMPlatformInit(void)
{
ULONG BootDelay;
UINT8 KeySelect;
UINT32 dwStartTime, dwPrevTime, dwCurrTime;
BOOLEAN bResult = FALSE;
FlashInfo flashInfo;
OALMSG(OAL_FUNC, (TEXT("+OEMPlatformInit.\r\n")));
EdbgOutputDebugString("Microsoft Windows CE Bootloader for the Samsung SMDK2440 Version %d.%d Built %s\r\n\r\n",
EBOOT_VERSION_MAJOR, EBOOT_VERSION_MINOR, __DATE__);
// Initialize the display.
//
InitDisplay();
// Initialize the BSP args structure.
//
memset(pBSPArgs, 0, sizeof(BSP_ARGS));
pBSPArgs->header.signature = OAL_ARGS_SIGNATURE;
pBSPArgs->header.oalVersion = OAL_ARGS_VERSION;
pBSPArgs->header.bspVersion = BSP_ARGS_VERSION;
pBSPArgs->kitl.flags = OAL_KITL_FLAGS_ENABLED | OAL_KITL_FLAGS_VMINI;
pBSPArgs->kitl.devLoc.IfcType = Internal;
pBSPArgs->kitl.devLoc.BusNumber = 0;
pBSPArgs->kitl.devLoc.LogicalLoc = BSP_BASE_REG_PA_CS8900A_IOBASE;
// This should not change unless reserved blocks are added/removed;
// made global to do the calc only once.
g_dwImageStartBlock = IMAGE_START_BLOCK;
// For USB Download functon
//
if (!InitUSB())
{
DEBUGMSG(1, (TEXT("OEMPlatformInit: Failed to initialize USB.\r\n")));
return(FALSE);
}
Isr_Init();
// Try to initialize the boot media block driver and BinFS partition.
//
OALMSG(TRUE, (TEXT("BP_Init\r\n")));
if ( !BP_Init((LPBYTE)BINFS_RAM_START, BINFS_RAM_LENGTH, NULL, NULL, NULL) )
{
OALMSG(OAL_WARN, (TEXT("WARNING: OEMPlatformInit failed to initialize Boot Media.\r\n")));
g_bBootMediaExist = FALSE;
}
else
g_bBootMediaExist = TRUE;
// Get flash info
if (!FMD_GetInfo(&flashInfo)) {
OALMSG(OAL_ERROR, (L"ERROR: BLFlashDownload: "
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