2410test.c

CAN总线资料

//====================================================================
// File Name : 2410test.c
// Function  : S3C2410 Test Main Menu
// Program   : Shin, On Pil (SOP)
// Date      : May 21, 2002
// Version   : 0.0
// History
//   0.0 : Programming start (February 20,2002) -> SOP
//====================================================================

#include <stdlib.h>
#include <string.h>

//Shin, On Pil
#include "def.h"
#include "option.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h"
#include "uart0.h"
void Isr_Init(void);
void HaltUndef(void);
void HaltSwi(void);
void HaltPabort(void);
void HaltDabort(void);

extern void CANtest(void);


//===================================================================
void Main(void)
{
    int i;
    unsigned char k;
    short ReadResult[4];
    Led_Display(15);
    
    //MMU_Init();
    MMU_DisableDCache();
    MMU_DisableICache();

   

    ChangeClockDivider(1,1);          // 1:2:4    
    ChangeMPllValue(0xa1,0x3,0x1);    // FCLK=202.8MHz  

    
    Port_Init();
    Isr_Init();
    Uart_Init(0,115200);
    Uart_Select(0);

    //Check whether or not the POWER_OFF wake-up.
    Delay(0);	//calibrate Delay()

    //Save the wasted power consumption on GPIO.
    rIISPSR=(2<<5)|(2<<0); //IIS_LRCK=44.1Khz @384fs,PCLK=50Mhz.
    rGPHCON = rGPHCON & ~(0xf<<18)|(0x5<<18);   //CLKOUT 0,1=OUTPUT to reduce the power consumption.
   
    CANtest();//进入CAN测试程序
}

//===================================================================
void Isr_Init(void)
{
    pISR_UNDEF  = (unsigned)HaltUndef;
    pISR_SWI    = (unsigned)HaltSwi;
    pISR_PABORT = (unsigned)HaltPabort;
    pISR_DABORT = (unsigned)HaltDabort;
    
    rINTMOD     = 0x0;                     //All=IRQ mode
//    rINTCON=0x5;                           //Non-vectored,IRQ enable,FIQ disable    
    rINTMSK     = BIT_ALLMSK;              //All interrupt is masked.
    rINTSUBMSK  = BIT_SUB_ALLMSK;          //All sub-interrupt is masked. <- April 01, 2002 SOP

//    rINTSUBMSK  = ~(BIT_SUB_RXD0);         //Enable Rx0 Default value=0x7ff
//    rINTMSK     = ~(BIT_UART0);            //Enable UART0 Default value=0xffffffff    
    
//    pISR_UART0=(unsigned)RxInt;            //pISR_FIQ,pISR_IRQ must be initialized
}

//===================================================================
void HaltUndef(void)
{
    Uart_Printf("Undefined instruction exception.\n");
    while(1);
}

//===================================================================
void HaltSwi(void)
{
    Uart_Printf("SWI exception.\n");
    while(1);
}

//===================================================================
void HaltPabort(void)
{
    Uart_Printf("Pabort exception.\n");
    while(1);
}

//===================================================================
void HaltDabort(void)
{
    Uart_Printf("Dabort exception.\n");
    while(1);
}