📄 main.c
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@rdesc TRUE = user selected download image, FALSE = user selected launch stored image.
@comm
@xref
*/
static BOOLEAN BootMonitor( )
{
int KeySelect = 0;
BOOLEAN bConfigChanged = FALSE;
BOOLEAN bDownload = TRUE;
while(1)
{
KeySelect = 0;
EdbgOutputDebugString ( "\r\nEthernet Boot Loader Configuration:\r\n");
EdbgOutputDebugString ( "---------------------------------------\r\n");
EdbgOutputDebugString ( "1) IP address: %s\r\n", inet_ntoa(g_pBootCfg->EdbgAddr.dwIP));
EdbgOutputDebugString ( " Subnet mask: %s\r\n", inet_ntoa(g_pBootCfg->SubnetMask));
EdbgOutputDebugString ( "2) Boot delay: %d seconds\r\n", g_pBootCfg->BootDelay);
EdbgOutputDebugString ( "3) DHCP: %s\r\n", (g_pBootCfg->ConfigFlags & CONFIG_FLAGS_DHCP) ? "ENABLED" : "DISABLED");
EdbgOutputDebugString ( "4) Reset TOC to default\r\n");
EdbgOutputDebugString ( "5) Startup image: %s\r\n", (g_pBootCfg->ConfigFlags & BOOT_TYPE_DIRECT) ? "LAUNCH EXISTING" : "DOWNLOAD NEW");
EdbgOutputDebugString ( "6) Program RAM image into Boot Media: %s\r\n", (g_pBootCfg->ConfigFlags & TARGET_TYPE_NAND) ? "ENABLED" : "DISABLED");
EdbgOutputDebugString ( "7) 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");
EdbgOutputDebugString ( "\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 ( "B) Support BinFS: %s\r\n", (g_pTOC->id[g_dwTocEntry].dwImageType & IMAGE_TYPE_BINFS) ? "ENABLED" : "DISABLED");
EdbgOutputDebugString ( "D) DOWNLOAD image now\r\n");
// EdbgOutputDebugString ( "E) Image descriptor Entry: %u \r\n", g_dwTocEntry);
EdbgOutputDebugString ( "F) Low-level FORMAT Boot Media\r\n");
EdbgOutputDebugString ( "L) LAUNCH existing Boot Media image\r\n");
EdbgOutputDebugString ( "R) Read Configuration \r\n");
EdbgOutputDebugString ( "U) Set UDID : %B:%B:%B:%B:%B:%B\r\n", g_pTOC->udid[0], g_pTOC->udid[1], g_pTOC->udid[2], g_pTOC->udid[3], g_pTOC->udid[4], g_pTOC->udid[5]);
EdbgOutputDebugString ( "W) Write Configuration Right Now\r\n");
EdbgOutputDebugString ( "X) DOWNLOAD image to boot media, then LAUNCH it off the media\r\n");
EdbgOutputDebugString ( "---------------------------------------\r\n");
EdbgOutputDebugString ( "\r\nEnter your selection: ");
while (! ( ( (KeySelect >= '0') && (KeySelect <= '9') ) ||
( (KeySelect == 'B') || (KeySelect == 'b') ) ||
( (KeySelect == 'E') || (KeySelect == 'e') ) ||
( (KeySelect == 'F') || (KeySelect == 'f') ) ||
( (KeySelect == 'D') || (KeySelect == 'd') ) ||
( (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 '1': // Change IP/Subnet address.
if ( GetUserIPAddr(&g_pBootCfg->EdbgAddr, &g_pBootCfg->SubnetMask) ) {
g_pBootCfg->ConfigFlags &= ~CONFIG_FLAGS_DHCP; // clear DHCP flag
bConfigChanged = TRUE;
}
continue;
break;
case '2': // Change autoboot delay.
SetDelay(g_pBootCfg);
bConfigChanged = TRUE;
continue;
break;
case '3': // Toggle static/DHCP mode.
g_pBootCfg->ConfigFlags = (g_pBootCfg->ConfigFlags ^ CONFIG_FLAGS_DHCP);
bConfigChanged = TRUE;
continue;
break;
case '4': // Reset TOC configuration.
RETAILMSG(1, (TEXT("Resetting default TOC...\r\n")));
TOC_Init(DEFAULT_IMAGE_DESCRIPTOR, (IMAGE_TYPE_RAMIMAGE|IMAGE_TYPE_BINFS), 0, 0, 0);
if ( !TOC_Write() ) {
RETAILMSG(1, (TEXT("TOC_Write Failed!\r\n")));
}
RETAILMSG(1, (TEXT("...TOC complete\r\n")));
continue;
break;
case '5': // Toggle download/launch status.
g_pBootCfg->ConfigFlags = (g_pBootCfg->ConfigFlags ^ BOOT_TYPE_DIRECT);
bConfigChanged = TRUE;
break;
case '6': // Toggle boot media image store.
g_pBootCfg->ConfigFlags = (g_pBootCfg->ConfigFlags ^ TARGET_TYPE_NAND);
bConfigChanged = TRUE;
break;
case '7': // Configure MAC address.
SetCS8900MACAddress();
bConfigChanged = TRUE;
continue;
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 ) {
RETAILMSG(1, (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,
NUM_BLOCKS - g_dwImageStartBlock,
0) )
{
RETAILMSG(1, (TEXT("ERROR: BootMonitor: Low-level boot media format failed.\r\n")));
continue;
}
break;
case 'B':
case 'b':
g_pTOC->id[g_dwTocEntry].dwImageType = (g_pTOC->id[g_dwTocEntry].dwImageType ^ IMAGE_TYPE_BINFS);
g_ImageType = g_pTOC->id[g_dwTocEntry].dwImageType;
bConfigChanged = TRUE;
break;
case 'E':
case 'e':
// TODO
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 ) {
RETAILMSG(1, (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 = 0;
si.wReserved2 = 0;
RETAILMSG(1, (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);
}
RETAILMSG(1, (TEXT("...reserve complete.\r\n")));
RETAILMSG(1, (TEXT("Low-level format Blocks [0x%x - 0x%x] ...\r\n"), IMAGE_START_BLOCK, NUM_BLOCKS-1));
for (i = IMAGE_START_BLOCK; i < NUM_BLOCKS; i++) {
FMD_EraseBlock(i);
}
RETAILMSG(1, (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();
continue;
// TODO
break;
case 'U': // Download? No.
case 'u':
if ( SetUDID() ) {
bConfigChanged = TRUE;
}
continue;
goto MENU_DONE;
case 'W': // Configuration Write
case 'w':
if (!TOC_Write())
{
RETAILMSG(1, (TEXT("WARNING: MainMenu: Failed to store updated eboot configuration in flash.\r\n")));
}
else
{
RETAILMSG(1, (TEXT("Successfully Written\r\n")));
bConfigChanged = FALSE;
}
break;
case 'X': // Download to media, then launch that
case 'x':
bDownload = TRUE;
bConfigChanged = TRUE;
g_pBootCfg->ConfigFlags |= TARGET_TYPE_NAND | BOOT_TYPE_DIRECT;
goto MENU_DONE;
default:
break;
}
}
MENU_DONE:
// If eboot settings were changed by user, save them.
//
if (bConfigChanged && !TOC_Write( ) )
{
RETAILMSG(1, (TEXT("WARNING: BootMonitor: Failed to store updated eboot configuration in flash.\r\n")));
}
return(bDownload);
}
/*
@func BOOL | OEMPlatformInit | Initialize the platform hardware.
@rdesc TRUE = Success, FALSE = Failure.
@comm
@xref
*/
BOOL OEMPlatformInit()
{
SYSTEMTIME st;
SYSTEMTIME defst = {2002, 1, 0, 1, 12, 0, 0, 0};
DWORD dwStartTime, dwPrevTime, dwCurrTime;
int cKeySelect = 0;
DWORD dwBootDelay = 10; // seconds. N.B: change for retail device!
#ifdef SIMULATOR
EdbgOutputDebugString("Microsoft Windows CE Catfish Bootloader *** SIMULATOR *** \r\n");
#else
EdbgOutputDebugString("Microsoft Windows CE Catfish Bootloader Version %d.%d Built %s %s \r\n",
EBOOT_VERSION_MAJOR, EBOOT_VERSION_MINOR, __DATE__, __TIME__);
#endif
// Initialize the globals
//
memset((LPVOID) &(pDriverGlobals->eth), 0, DBG_ETH_GLOBALS_SIZE);
memset((LPVOID) &g_TOC, 0, sizeof(g_TOC));
// This should not change unless reserved blocks are added/removed;
// made global to do the calc only once.
g_dwImageStartBlock = IMAGE_START_BLOCK;
// Check real time clock, initialize if necessary (used for polling in net routines)
//
OEMGetRealTime(&st);
if ((st.wYear < 2000) ||
(st.wMonth < 1) ||
(st.wMonth > 12) ||
(st.wDay < 1) ||
(st.wDay > 31) ||
(st.wHour > 23) ||
(st.wMinute > 59) ||
(st.wSecond > 59) ||
(st.wMilliseconds > 999)) {
OEMSetRealTime(&defst);
}
else {
OEMSetRealTime(&st);
}
// Try to initialize the boot media block driver and BinFS partition.
//
if ( !BP_Init((LPBYTE)BINFS_RAM_START, BINFS_RAM_LENGTH, NULL, NULL, NULL) )
{
EdbgOutputDebugString("WARNING: OEMPlatformInit failed to initialize Boot Media.\r\n\r\n");
g_bBootMediaExist = FALSE;
}
else
g_bBootMediaExist = TRUE;
// Try to retrieve TOC (and Boot config) from boot media
//
if ( !TOC_Read( ) ) {
// use default settings
TOC_Init(DEFAULT_IMAGE_DESCRIPTOR, (IMAGE_TYPE_RAMIMAGE|IMAGE_TYPE_BINFS), 0, 0, 0);
}
// Start boot monitor prompt
//
dwBootDelay = g_pBootCfg->BootDelay;
if (g_pBootCfg->ConfigFlags & BOOT_TYPE_DIRECT)
{
EdbgOutputDebugString ( "Press [ENTER] to launch image stored on boot media, or [SPACE] to enter boot monitor.\r\n");
EdbgOutputDebugString ( "\r\nInitiating image launch in %d seconds. ", dwBootDelay--);
} else
{
EdbgOutputDebugString ( "Press [ENTER] to download image now, or [SPACE] to enter boot monitor.\r\n");
EdbgOutputDebugString ( "\r\nInitiating image download in %d seconds. ", dwBootDelay--);
}
dwStartTime = OEMEthGetSecs();
dwPrevTime = dwStartTime;
dwCurrTime = dwStartTime;
// allow the user to break into boot monitor
while((dwCurrTime - dwStartTime) < dwBootDelay)
{
cKeySelect = OEMReadDebugByte();
if ((cKeySelect == 0x20) || (cKeySelect == 0x0d))
break;
dwCurrTime = OEMEthGetSecs();
if (dwCurrTime > dwPrevTime)
{
int i=0, j;
// 1 Second has elapsed - update the countdown timer.
dwPrevTime = dwCurrTime;
if (dwBootDelay < 9)
i = 11;
else if (dwBootDelay < 99)
i = 12;
else if (dwBootDelay < 999)
i = 13;
for(j = 0; j < i; j++)
OEMWriteDebugByte((BYTE)0x08); // print back space
EdbgOutputDebugString ( "%d seconds. ", dwBootDelay--);
}
}
EdbgOutputDebugString ( "\r\n");
switch(cKeySelect)
{
case 0x20: // Boot monitor.
g_bDownloadImage = BootMonitor( );
break;
case 0x00: // Fall through if no keys were pressed -or-
case 0x0d: // the user cancelled the countdown.
default:
if (g_pBootCfg->ConfigFlags & BOOT_TYPE_DIRECT)
{
EdbgOutputDebugString ( "\r\nLaunching image from boot media ... \r\n");
g_bDownloadImage = FALSE;
}
else
{
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