44blib.h

ES44b0开发板的LCD驱动程序

/*
 *************************************************************************
 * Copyright (c) 2003, The Lab of Embedded System and Net Security,WHUT..
 * All rights reserved. 
 *
 * Filename:    44blib.h
 * Discription: This file provides some board operation.
 * 
 * version:            1.0
 * Author:             Qiu Yanfei <[e-mail]>
 * Accomplished Date:  2004/7/10 16:31:00
 *************************************************************************
*/

#ifndef __44BLIB_H__
#define __44BLIB_H__

#ifdef   LIB_GLOBALS
	#define  LIB_EXT
#else
	#define  LIB_EXT extern 
#endif
 
 
#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 (MCLK/128/(0xff+1))  //@60Mhz, 128*4us resolution, max 32.53 sec



#define EnterPWDN(clkcon) ((void (*)(int))0xe0)(clkcon)
#define DOWNLOAD_ADDRESS _RAM_STARTADDRESS



/*44blib.c*/
LIB_EXT void *malloc(unsigned nbyte); 
LIB_EXT void free(void *pt);
LIB_EXT void Port_Init(void);
LIB_EXT void Cache_Flush(void);
LIB_EXT void Led_Display(int LedStatus);
LIB_EXT void Beep(int BeepStatus);
LIB_EXT void ChangePllValue(int m,int p,int s);
LIB_EXT void Delay(int time);
LIB_EXT void Cache_Init(unsigned int cachesizecfg);
LIB_EXT void No_Cachemem(unsigned int start,unsigned int end);
LIB_EXT void Clear_Cachemem(void);
#endif /*__44BLIB_H__*/