📄 main.c
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else if (InChar == 8)
{
if (cwNumChars > 0)
{
cwNumChars--;
OEMWriteDebugByte((BYTE)InChar);
}
}
}
}
// If it's a carriage return with an empty string, don't change anything.
//
if (cwNumChars)
{
szDottedD[cwNumChars] = '\0';
pBootCfg->SubnetMask = inet_addr(szDottedD);
}
}
/*
@func void | SetDelay | Accepts an autoboot delay value from user input.
@rdesc N/A.
@comm
@xref
*/
static void SetDelay(PBOOT_CFG pBootCfg)
{
CHAR szCount[16];
USHORT cwNumChars = 0;
USHORT InChar = 0;
EdbgOutputDebugString("\r\nEnter maximum number of seconds to delay [1-255]: ");
while(!((InChar == 0x0d) || (InChar == 0x0a)))
{
InChar = OEMReadDebugByte();
if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
{
// If it's a number or a period, add it to the string.
//
if ((InChar >= '0' && InChar <= '9'))
{
if (cwNumChars < 16)
{
szCount[cwNumChars++] = (char)InChar;
OEMWriteDebugByte((BYTE)InChar);
}
}
// If it's a backspace, back up.
//
else if (InChar == 8)
{
if (cwNumChars > 0)
{
cwNumChars--;
OEMWriteDebugByte((BYTE)InChar);
}
}
}
}
// If it's a carriage return with an empty string, don't change anything.
//
if (cwNumChars)
{
szCount[cwNumChars] = '\0';
pBootCfg->BootDelay = atoi(szCount);
if (pBootCfg->BootDelay > 255)
{
pBootCfg->BootDelay = 255;
}
else if (pBootCfg->BootDelay < 1)
{
pBootCfg->BootDelay = 1;
}
}
}
/*
@func void | SetDelay | Accepts an autoboot delay value from user input.
@rdesc N/A.
@comm
@xref
*/
UINT32 SetBlockPage(void)
{
CHAR szCount[16];
USHORT cwNumChars = 0;
USHORT InChar = 0;
UINT32 block=0, page=0;
UINT32 i;
EdbgOutputDebugString("\r\nEnter Block # to read : ");
while(!((InChar == 0x0d) || (InChar == 0x0a)))
{
InChar = OEMReadDebugByte();
if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
{
// If it's a number or a period, add it to the string.
//
if ((InChar >= '0' && InChar <= '9'))
{
if (cwNumChars < 16)
{
szCount[cwNumChars++] = (char)InChar;
OEMWriteDebugByte((BYTE)InChar);
}
}
// If it's a backspace, back up.
//
else if (InChar == 8)
{
if (cwNumChars > 0)
{
cwNumChars--;
OEMWriteDebugByte((BYTE)InChar);
}
}
}
}
// If it's a carriage return with an empty string, don't change anything.
//
if (cwNumChars)
{
szCount[cwNumChars] = '\0';
block = atoi(szCount);
}
EdbgOutputDebugString("\r\nEnter Page # to read : ");
InChar = 0;
for (i=0; i<16; i++) szCount[i] = '0';
while(!((InChar == 0x0d) || (InChar == 0x0a)))
{
InChar = OEMReadDebugByte();
if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
{
// If it's a number or a period, add it to the string.
//
if ((InChar >= '0' && InChar <= '9'))
{
if (cwNumChars < 16)
{
szCount[cwNumChars++] = (char)InChar;
OEMWriteDebugByte((BYTE)InChar);
}
}
// If it's a backspace, back up.
//
else if (InChar == 8)
{
if (cwNumChars > 0)
{
cwNumChars--;
OEMWriteDebugByte((BYTE)InChar);
}
}
}
}
// If it's a carriage return with an empty string, don't change anything.
//
if (cwNumChars)
{
szCount[cwNumChars] = '\0';
page = atoi(szCount);
}
if (IS_LB) return ((block<<6)|page);
else return ((block<<5)|page);
}
static ULONG mystrtoul(PUCHAR pStr, UCHAR nBase)
{
UCHAR nPos=0;
BYTE c;
ULONG nVal = 0;
UCHAR nCnt=0;
ULONG n=0;
// fulllibc doesn't implement isctype or iswctype, which are needed by
// strtoul, rather than including coredll code, here's our own simple strtoul.
if (pStr == NULL)
return(0);
for (nPos=0 ; nPos < strlen(pStr) ; nPos++)
{
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");
}
}
void PrintPageData(DWORD nMData, DWORD nSData, UINT8* pMBuf, UINT8* pSBuf)
{
DWORD i;
OALMSG(TRUE, (TEXT("=========================================================")));
for (i=0;i<nMData;i++)
{
if ((i%16)==0)
OALMSG(TRUE, (TEXT("\r\n 0x%03x |"), i));
OALMSG(TRUE, (TEXT(" %02x"), pMBuf[i]));
if ((i%512)==511)
OALMSG(TRUE, (TEXT("\r\n ------------------------------------------------------- ")));
}
for (i=0;i<nSData;i++)
{
if ((i%16)==0)
OALMSG(TRUE, (TEXT("\r\n 0x%03x |"), i));
OALMSG(TRUE, (TEXT(" %02x"), pSBuf[i]));
}
OALMSG(TRUE, (TEXT("\r\n=========================================================")));
}
/*
@func BOOL | MainMenu | Manages the Samsung bootloader main menu.
@rdesc TRUE == Success and FALSE == Failure.
@comm
@xref
*/
#define EBOOT_NAND_DBG 1
static BOOL MainMenu(PBOOT_CFG pBootCfg)
{
volatile S3C2450_SSMC_REG *s2450SSMC = (S3C2450_SSMC_REG *)OALPAtoVA(S3C2450_BASE_REG_PA_SSMC, FALSE);
BYTE KeySelect = 0;
BOOL bConfigChanged = FALSE;
BOOLEAN bDownload = TRUE;
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) ? "ENABLED" : "DISABLED");
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 ( "A) Erase All Blocks\r\n");
EdbgOutputDebugString ( "B) Mark Bad Block at Reserved Block \r\n");
EdbgOutputDebugString ( "D) Download image now\r\n");
EdbgOutputDebugString ( "E) Erase Reserved Block \r\n");
EdbgOutputDebugString ( "F) Low-level format the Smart Media card\r\n");
EdbgOutputDebugString ( "L) LAUNCH existing Boot Media image\r\n");
// EdbgOutputDebugString ( "N) Read NAND Flash (Block/Page) \r\n");
EdbgOutputDebugString ( "R) Read Configuration \r\n");
EdbgOutputDebugString ( "U) DOWNLOAD image now(USB)\r\n");
EdbgOutputDebugString ( "W) Write Configuration Right Now\r\n");
#ifdef _EBOOT_SLEEP_
EdbgOutputDebugString ( "S) Go into Sleep Mode\n");
#endif
EdbgOutputDebugString ( "\r\nEnter your selection: ");
while (! ( ( (KeySelect >= '0') && (KeySelect <= '9') ) ||
( (KeySelect == 'A') || (KeySelect == 'a') ) ||
( (KeySelect == 'B') || (KeySelect == 'b') ) ||
( (KeySelect == 'D') || (KeySelect == 'd') ) ||
( (KeySelect == 'E') || (KeySelect == 'e') ) ||
( (KeySelect == 'F') || (KeySelect == 'f') ) ||
( (KeySelect == 'L') || (KeySelect == 'l') ) ||
( (KeySelect == 'N') || (KeySelect == 'n') ) ||
#if EBOOT_NAND_DBG
( (KeySelect == 'O') || (KeySelect == 'o') ) ||
( (KeySelect == 'P') || (KeySelect == 'p') ) ||
( (KeySelect == 'Q') || (KeySelect == 'q') ) ||
#endif
( (KeySelect == 'R') || (KeySelect == 'r') ) ||
( (KeySelect == 'U') || (KeySelect == 'u') ) ||
( (KeySelect == 'W') || (KeySelect == 'w') ) ||
( (KeySelect == 'X') || (KeySelect == 'x') ) ||
#ifdef _EBOOT_SLEEP_
( (KeySelect == 'S') || (KeySelect == 's') ) ))
#endif
{
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;
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