option.h

来自「ARM s3c44box的一些程序代码」· C头文件 代码 · 共 25 行

/****************************************************************
 *			User define options			*
 ****************************************************************/


#define MCLK 60000000

#define WRBUFOPT (0x8)   //write_buf_on

#define SYSCFG_0KB (0x0|WRBUFOPT)
#define SYSCFG_4KB (0x2|WRBUFOPT)
#define SYSCFG_8KB (0x6|WRBUFOPT)


//BUSWIDTH; 16,32
#define BUSWIDTH    (32)

#define CACHECFG    SYSCFG_8KB

//#define _RAM_STARTADDRESS 0x0d000000	//GCS7:16MB SDRAM
#define _ISR_STARTADDRESS 0x0dffff00     	//GCS7: external SDRAM
//#define _ISR_STARTADDRESS 0x10001f00     	//internal SRAM

//#define __BIG_ENDIAN		// big endian or not