main.c

S3C2410 USB Mass storage 源码.

#include "System.h"
#include <stdio.h>
#include "main.h"
#include "sdi.h"
unsigned char MIDI_flg;
unsigned char *MIDIaddress;
unsigned long file_length;
//extern tHANDLE hFile;
unsigned t;
unsigned char tt[512];
void Main(void)
{
	
	System_initial();
	SDI_CardEnable();
	//F_ReadSector(t,0,1,tt);
	//Uart_Printf("[1:%x][2:%x][3:%x][4:%x]\n",tt[0],tt[1],tt[2],tt[3]);
	Uart_Printf("MDT System Test=================================\n");
	Uart_Printf("MDT EV Board Initial OK-------------------------------------\n");

	while(1)
	{
		while(MIDI_flg==0)
		{
			System_Waiting();
			
		}
		if(MIDI_flg==1)
		{
			MIDIaddress = (U8 *)Sys_GetDownloadAddress();
			file_length = Sys_GetDownloadFileSize();

			MIDI_flg = 0;
		}
		
	}
}

void __irq IsrTimer0(void)
{
   Uart_Printf("TTTT\n");
	ClearPending(BIT_TIMER0);
	Uart_Printf("Timer Interrupt!\n");
//	MDT_ISR();
}

void __irq Isr_Eint0(void)
{
	ClearPending(BIT_EINT0);//Clear INT2 flag.  
	
	//Uart_Printf("INT0 Interrupt!\n");
}

void __irq Isr_Eint4_23(void)		// ARM Key S1
{
   U8 i=0;
   U32 fifo_size;
	switch(rEINTPEND)
       {
        case 0x000010: // Function Selection, Key S1, EINT 4
		Delay(3000);
		Uart_Printf("S1\n");
		rEINTPEND=(1<<4);
		break;


		
        case 0x000020://Function stop, Key S2, EINT 5
		Delay(3000);
		Uart_Printf("S2\n");
		rEINTPEND=(1<<5);
        break;

		
        case 0x000040://Function Execution, Key S3, EINT 6
		Delay(3000);
		Uart_Printf("S3\n");
	
		rEINTPEND=(1<<6);
		break;

		
	 	case 0x000080://Function Execution, Key S4, EINT 7
		Uart_Printf("S4\n");

      	rEINTPEND=(1<<7);
		break;

        case 0x000100: // Function Selection
		Delay(3000);
		Uart_Printf("S5\n");
		rEINTPEND=(1<<8);
		break;

		case 0x010000://Vol down
		Delay(3000);
		Uart_Printf("S6\n");
		//Delay(3000);
		rEINTPEND=(1<<16);
        	break;

		case 0x020000://Vol down
		Delay(3000);
		Uart_Printf("S7\n");
		rEINTPEND=(1<<17);
        	break;

		case 0x040000://Vol down
		Delay(3000);
		Uart_Printf("S8\n");
		
		rEINTPEND=(1<<18);
        	break;
		
        default:
		Uart_Printf("rEINTPEND == %06X \n",rEINTPEND);
		rEINTPEND = 0xFFFFF0; //Clear External Interrupt Pending Register .
            	break;
				
        }
	ClearPending(BIT_EINT8_23);
	ClearPending(BIT_EINT4_7);
}

void ARM_MaskISR(void)
{
	rINTMSK |= BIT_EINT2;
}

void ARM_UnMaskISR(void)
{
	rINTMSK	&= (~BIT_EINT2);
}

void ARM_SetGPB(U8 bitno, U8 hilo)
{
	U32 output;

	output = 1<<bitno;

	if(hilo)
	{
		rGPBDAT |= output;
	}else{
	
		rGPBDAT &= (~output);
	}
}