flash.h

基于如何开发MPC860处理器系统的核心业务模块QMC的开发程序

#ifndef __INCflashH
#define __INCflashH

#include "vxworks.h"
#include "config.h"

#define SST39VF160_ARG_ADRS(reg)	((UINT32 *)FLASH_ADRS + reg * 4)
#define AM29F040B_ARG_ADRS(reg)		((UINT8 *)AM29F040B_ADRS + reg)

#define SST_FIRST_CYCLE		SST39VF160_ARG_ADRS(0x5555)
#define SST_SECOND_CYCLE	SST39VF160_ARG_ADRS(0x2aaa)

#define AMD_FIRST_CYCLE		AM29F040B_ARG_ADRS(0x555)
#define AMD_SECOND_CYCLE	AM29F040B_ARG_ADRS(0x2aa)


#define SST_CMD_FIRST		0xaaaaaaaa
#define SST_CMD_SECOND		0x55555555
#define SST_CMD_FOURTH		0xaaaaaaaa
#define SST_CMD_FIFTH		0x55555555
#define SST_CMD_SECTOR		0x30303030
#define	SST_CMD_BLOCK		0x50505050
#define SST_CMD_CHIP		0x10101010

#define SST_CMD_PROGRAM   	0xa0a0a0a0
#define SST_CMD_ERASE		0x80808080
#define SST_CMD_SWIDENTRY	0x90909090
#define SST_CMD_CFIENTRY	0x98989898
#define SST_CMD_SWCFIEXIT	0xf0f0f0f0

#define AMD_CMD_FIRST		0xaa
#define AMD_CMD_SECOND		0x55
#define AMD_CMD_FOURTH		0xaa
#define AMD_CMD_FIFTH		0x55
#define AMD_CMD_CHIP		0x10
#define AMD_CMD_SECTOR		0x30

#define AMD_CMD_PROGRAM     0xa0
#define AMD_CMD_ERASE		0x80
#define AMD_CMD_SELECT      0x90    /* Manufacturer ID, Device ID or 
											Sector Protect Verify */
#define SECTOR_SIZE			2048    /* Must be 2048 words for 39VF160 */
#define BLOCK_SIZE          32768   /* Must be 32K words for 39VF160  */
#define AMD_SERTOR_SIZE     65536	/* Must Be 64k bytes for 29f040 */

#define SST_ID              0x00bf00bf /* SST Manufacturer's ID code   */
#define SST_39VF160         0x27822782 /* SST 39VF160 device code      */
#define AMD_ID				0x01		/* AMD Manufacturer's ID code   */
#define AMD_29F040B			0xa4		/* AMD 29f040B  device ID      */

#endif /* __INCflashH */