option.h

利用IIS总线实现音频播放的功能实验代码

/*==================================================================== 
/* File Name : option.h 
/* Function  : S3C2410  
/* Program   : Shin, On Pil (SOP) 
/* Date      : January 03, 2003 
/* Version   : 0.0 
/* History 
/*   0.0 : Programming start (February 20,2002) -> SOP 
/*==================================================================== */
 
#ifndef __OPTION_H__ 
#define __OPTION_H__ 
 

#define FCLK 202800000 

 
 
#define HCLK (FCLK/2) 
#define PCLK (FCLK/4) 
#define UCLK PCLK 
 
/* BUSWIDTH : 16,32 */
#define BUSWIDTH    (32) 
 
/*64MB 
/* 0x30000000 ~ 0x30ffffff : Download Area (16MB) Cacheable 
/* 0x31000000 ~ 0x33feffff : Non-Cacheable Area 
/* 0x33ff0000 ~ 0x33ff47ff : Heap & RW Area 
/* 0x33ff4800 ~ 0x33ff7fff : FIQ ~ User Stack Area 
/* 0x33ff8000 ~ 0x33fffeff : Not Used Area 
/* 0x33ffff00 ~ 0x33ffffff : Exception & ISR Vector Table */
 
#define _RAM_STARTADDRESS       0x30000000 
#define _NONCACHE_STARTADDRESS	0x31000000 
#define _ISR_STARTADDRESS       0x33ffff00      
#define _MMUTT_STARTADDRESS     0x33ff8000 
#define _STACK_BASEADDRESS      0x33ff8000 
#define HEAPEND                 0x33ff0000 
 
/*If you use ADS1.x, please define ADS10 */
#define ADS10 TRUE 
 
/* note: makefile,option.a should be changed */
 
#endif    /*__OPTION_H__*/