evm5509_flash.h

来自「dsp 5509a MMC 卡 ID号读取 12Mhzx16=192M」· C头文件 代码 · 共 47 行

/*
 *  Copyright 2004 by Spectrum Digital Incorporated.
 *  All rights reserved. Property of Spectrum Digital Incorporated.
 */
 
/*
 *  ======== evm5509_flash.h ========
 *
 *  Interface for the AMD29LV400BT Flash on the EVM5509 board
 */
#ifndef EVM5509_FLASH_
#define EVM5509_FLASH_

#ifdef __cplusplus
extern "C" {
#endif

#include <csl.h>

/* Flash address definitions */
#define EVM5509_FLASH_BASE          0x200000
#define EVM5509_FLASH_PAGESIZE      0x008000
#define EVM5509_FLASH_PAGES         0x8
#define EVM5509_FLASH_SIZE          0x040000
#define EVM5509_FLASH_CTL555        (EVM5509_FLASH_BASE + 0x555)
#define EVM5509_FLASH_CTL2AA        (EVM5509_FLASH_BASE + 0x2aa)
#define EVM5509_FLASH_SUPPORT       1
 
/* Calculate the checksum of a data range in Flash */
Uint32 EVM5509_FLASH_checksum(Uint32 start, Uint32 length);

/* Erase a segment of Flash memory */
void EVM5509_FLASH_erase(Uint32 start, Uint32 length);

/* Read data from a range in Flash */
void EVM5509_FLASH_read(Uint32 src, Uint32 dst, Uint32 length);

/* Write data to a data range in Flash */
void EVM5509_FLASH_write(Uint32 src, Uint32 dst, Uint32 length);

#ifdef __cplusplus
}
#endif

#endif