c6701_hw.h

于TI DSP TMS320C67XX实现的嵌入式系统FLASH引导的实现。程序控制一片FLASH 芯片

#include <csl.h>
#include <csl_emif.h>

#include <stdio.h>

#define EMIF_GBLCTL (*((volatile INT32U *)0x01800000))
#define EMIF_CECTL0  (*((volatile INT32U *)0x01800008))
#define EMIF_CECTL1  (*((volatile INT32U *)0x01800004))
#define EMIF_CECTL2  (*((volatile INT32U *)0x01800010))
#define EMIF_CECTL3  (*((volatile INT32U *)0x01800014))
#define EMIF_SDTIM	(*((volatile INT32U *)0x01800018))
#define EMIF_SDCTL	(*((volatile INT32U *)0x0180001C))

#define FLASH_BASE_ADDR				(0x01400000)	//flash boot code address for ipram
#define FLASH_DRAM_ADDR				(0x01420000)	//flash boot code address for idram
#define FLASH_SRAM_ADDR				(0x01440000)	//flash boot code address for sram

#define FLASH_BYTES						(0x80000)
#define IDRAM_ADDR 						0x80000000
#define SRAM_BASE_ADDR					0x00400000

#define FLASH_IPRAM_CODE_BYTES			0x10000		//ipram length is 64KB
#define FLASH_IDRAM_CODE_BYTES			0x10000		//idram length is 64KB

#define LENGTH 			0x1000

#define TRUE 			1
#define FALSE 			0

void emif_config();
void C6701_EMIF_init();
void flash_chip_erase(INT32U *flash_ptr);
void flash_program(INT32U *pflash, INT16U *pdata, INT32U cnt);
void flash_sector_erase(INT32U *pflash_sector_addr);
void flash_word_program(INT16U data, INT32U * flash_ptr);