//Setups up required aspects for the program to run.
void Setup(){
SD_card_init();
init_mbr();
init_bs();
init_audio_codec();
IOWR(BUTTON_PIO_BASE, 2, 0xf);
IOWR(BUTTON_PIO_BASE, 3, 0x0);
alt_irq_register(BUTTON_PIO_IRQ, (void*)0, button_ISR);
}
int init_system(void){
if (SD_card_init() != 0) {
perror("SD card initialization failed.");
return(-1);
}
if (init_mbr() != 0) {
perror("MBR initialization failed.");
return(-1);
}
if (init_bs() != 0) {
perror("Boot sector initialization failed.");
return(-1);
}
init_audio_codec();
LCD_Init();
return(0);
}
int main()
{
//Initialize Functions
SD_card_init();
init_mbr();
init_bs();
init_audio_codec();
//Setup Push Buttons
init_button_pio();
// Initialize Variables
bytePerCluster = BPB_BytsPerSec * BPB_SecPerClus;
//play_music(0 , 1);
//play_music(0 , 2);
//play_music(0 , 3);
//play_music(5 , 4);
stop_flag = 1;
file_number = 0;
init_music();
delay_cnt = 0;
delay_flag = 0;
while(1){
if(stop_flag == 0){
if(edge_capture == 0x01){
//stop music
stop_flag = 1;
}
else if(edge_capture == 0x02){
// play music
delay_cnt = 0;
delay_flag = 0;
play_type = IORD(SWITCH_PIO_BASE, 0) & 0x07;
LCD_Display(returnData.Name, play_type);
play_music(play_type);
}
else if(edge_capture == 0x04){
printf("File Number is %d\n",file_number);
init_music();
usleep(250000);
}
else if(edge_capture == 0x08){
if(file_number < 2 )
file_number = 0;
else
file_number -= 2;
init_music();
}
}
}
return 0;
}
