int main (void)
{
boot_up(); //Initialize USB port pins and set up the UART
rprintf("Boot up complete\n");
if(IOPIN0 & (1<<23)) //Check to see if the USB cable is plugged in
{
main_msc(); //If so, run the USB device driver.
}
else{
rprintf("No USB Detected\n");
}
//Init SD
if(sd_raw_init()) //Initialize the SD card
{
openroot(); //Open the root directory on the SD card
rprintf("Root open\n");
if(root_file_exists(FW_FILE)) //Check to see if the firmware file is residing in the root directory
{
rprintf("New firmware found\n");
load_fw(FW_FILE); //If we found the firmware file, then program it's contents into memory.
rprintf("New firmware loaded\n");
}
}
else{
//Didn't find a card to initialize
rprintf("No SD Card Detected\n");
delay_ms(250);
}
rprintf("Boot Done. Calling firmware...\n");
call_firmware(); //Run the new code!
while(1);
}
//0 for success, negative for failure
int readLogCon(void) {
char keyword[64];
char value[64];
char stringBuf[512];
struct fat16_file_struct fd;
int len;
int s=0;
int t=0;
keyword[0]=0;
value[0]=0;
int result;
if(root_file_exists(LOGCON_NAME)) {
//There already is a logcon file, open it and suck int in
result = root_open(&fd,LOGCON_NAME);
if(result<0) return result;
len = fat16_read_file(&fd, (unsigned char *)stringBuf, 512);
if(len<0) return -1;
fat16_close_file(&fd);
} else {
//No existing logcon file, write a fresh one
result=root_open_new(&fd,LOGCON_NAME);
if(result<0) return result;
stringBuf[0]=0;
//Write out each default line
for(int i=0;strlen(fTable[i].tag)>0;i++) {
strcat(stringBuf,fTable[i].tag);
strcat(stringBuf,"=");
strcat(stringBuf,fTable[i].def);
strcat(stringBuf,"\r\n");
}
//write it out to the file
len=strlen(stringBuf);
fat16_write_file(&fd, (unsigned char*)stringBuf, len);
fat16_close_file(&fd);
sd_raw_sync();
}
//Either way, the logcon file is now in stringBuf and
//its length is in len
s=0;
t=0;
char inValue=0;
for(s = 0; s < len; s++) {
if(stringBuf[s] == '=') {
keyword[t]=0;
inValue=1;
t=0;
} else if(stringBuf[s]=='\n') {
value[t]=0;
inValue=0;
t=0;
result=processLine(keyword,value);
if(result<0) return result;
} else {
if(inValue) {
value[t]=stringBuf[s];
} else {
keyword[t]=stringBuf[s];
}
t++;
}
}
return 0;
}
