commlib.h

该工程是一个基于嵌入式s3c2410的一个led测试代码

//===================================================================
// File Name : 2410lib.h
// Function  : S3C2410 
// Program   : Shin, On Pil (SOP)
// Date      : May 14, 2002
// Version   : 0.0
// History
//   0.0 : Programming start (February 20,2002) -> SOP
//         Mar.29.2002:purnnamu: For POWEROFF_wake_up, the START... label is added
//===================================================================

#ifndef __Commlib_h__
#define __Commlib_h__

#ifdef __cplusplus
extern "C" {
#endif
#define DebugOut Uart_Printf


#define DESC_SEC	(0x2|(1<<4))
#define CB			(3<<2) 	 	//cache_on, write_back
#define CNB			(2<<2)  	//cache_on, write_through 
#define NCB         (1<<2)  	//cache_off,WR_BUF on
#define NCNB		(0<<2)  	//cache_off,WR_BUF off
#define AP_RW		(3<<10) 	//supervisor=RW, user=RW
#define AP_RO		(2<<10) 	//supervisor=RW, user=RO

#define DOMAIN_FAULT	(0x0) //访问失效
#define DOMAIN_CHK		(0x1) //客户类型
#define DOMAIN_NOTCHK	(0x3) //管理权限
#define DOMAIN0			(0x0<<5)	//第一个域
#define DOMAIN1			(0x1<<5)	//第二个域

#define DOMAIN0_ATTR	(DOMAIN_CHK<<0) 
#define DOMAIN1_ATTR	(DOMAIN_FAULT<<2) 

#define RW_CB		(AP_RW|DOMAIN0|CB|DESC_SEC)
#define RW_CNB		(AP_RW|DOMAIN0|CNB|DESC_SEC)
#define RW_NCNB		(AP_RW|DOMAIN0|NCNB|DESC_SEC)
#define RW_FAULT	(AP_RW|DOMAIN1|NCNB|DESC_SEC)

void MMU_Init(void);
//字传送函数
void WTrans(U32 pSource,U32 pTarget,U32 size);


#define min(x1,x2) (((x1)<(x2))? (x1):(x2))
#define max(x1,x2) (((x1)>(x2))? (x1):(x2))

typedef struct _DMA
{
    volatile U32 DISRC;	    //0x0
    volatile U32 DISRCC;    //0x4
    volatile U32 DIDST;	    //0x8
    volatile U32 DIDSTC;    //0xc
    volatile U32 DCON;	    //0x10
    volatile U32 DSTAT;	    //0x14
    volatile U32 DCSRC;	    //0x18
    volatile U32 DCDST;	    //0x1c
    volatile U32 DMASKTRIG; //0x20
}DMA;


#define ONESEC0 (62500)	             //16us resolution, max 1.04 sec
#define ONESEC1 (31250)	             //32us resolution, max 2.09 sec
#define ONESEC2 (15625)	             //64us resolution, max 4.19 sec
#define ONESEC3 (7812)	             //128us resolution, max 8.38 sec
#define ONESEC4 (PCLK/128/(0xff+1))  //@60Mhz, 128*4us resolution, max 32.53 sec



#define EnterPWDN(clkcon) ((void (*)(int))0x20)(clkcon)
void StartPointAfterPowerOffWakeUp(void); //purnnamu:Mar.29.2002

void WTrans(U32 pSource,U32 pTarget,U32 size);
void Port_Init(void);

void Beep(int BeepID);

#ifdef __cplusplus
}
#endif

#endif  //__2410lib_h__