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/**************************************************************************
*
* Copyright (c) 2013 Alcatel-Lucent
*
* Alcatel Lucent licenses this file to You under the Apache License,
* Version 2.0 (the "License"); you may not use this file except in
* compliance with the License. A copy of the License is contained the
* file LICENSE at the top level of this repository.
* You may also obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**************************************************************************
*
* flash.h:
*
* Device-independent macros and data structures used by flash driver.
*
* Original author: Ed Sutter (ed.sutter@alcatel-lucent.com)
*
*/
#ifndef _FLASH_H_
#define _FLASH_H_
#define FLASH_PROTECT_WINDOW_CLOSED 0
#define ALL_SECTORS -1
#ifndef FLASH_LOOP_TIMEOUT
#define FLASH_LOOP_TIMEOUT 1000000
#endif
#define FLASH_LOCK 1
#define FLASH_UNLOCK 2
#define FLASH_LOCKDWN 3
#define FLASH_LOCKQRY 4
#define FLASH_LOCKABLE 5 /* query driver for lock support */
/* Device ID used for ram that is "pretending" to be a flash bank. */
#define FLASHRAM 0x9999
struct flashdesc {
unsigned long id; /* manufacturer & device id */
char *desc; /* ascii string */
};
struct sectorinfo {
long size; /* size of sector */
int snum; /* number of sector (amongst possibly */
/* several devices) */
int protected; /* if set, sector is protected by window */
unsigned char *begin; /* base address of sector */
unsigned char *end; /* end address of sector */
};
struct flashinfo {
unsigned long id; /* manufacturer & device id */
unsigned char *base; /* base address of device */
unsigned char *end; /* end address of device */
int sectorcnt; /* number of sectors */
int width; /* 1, 2, or 4 */
int (*fltype)(struct flashinfo *);
int (*flerase)(struct flashinfo *, int);
#if INCLUDE_FLASHREAD
int (*flread)(struct flashinfo *,unsigned char *,\
unsigned char *,long);
#endif
int (*flwrite)(struct flashinfo *,unsigned char *,\
unsigned char *,long);
int (*flewrite)(struct flashinfo *,unsigned char *,\
unsigned char *,long);
int (*fllock)(struct flashinfo *,int,int);
struct sectorinfo *sectors;
};
extern int FlashTrace;
extern int FlashProtectWindow;
extern int FlashCurrentBank;
extern struct flashinfo FlashBank[FLASHBANKS];
extern int flashopload(unsigned long *begin,unsigned long *end, \
unsigned long *copy,int size);
extern int showflashtype(unsigned long, int);
extern int showflashinfo(char *);
extern int flashopload(unsigned long *,unsigned long *,unsigned long *,int);
extern int flashtype(struct flashinfo *);
extern int flasherase(int snum);
extern int flashwrite(struct flashinfo *,unsigned char *,unsigned char *,long);
extern int flashewrite(unsigned char *,unsigned char *,long);
extern int flasherased(unsigned char *,unsigned char *);
extern int flashlock(int, int);
extern int flashlocked(int, int);
extern int addrtosector(unsigned char *,int *,int *,unsigned char **);
extern struct flashinfo *snumtofdev(int);
extern struct flashinfo *addrtobank(unsigned char *);
extern int sectortoaddr(int,int *,unsigned char **);
extern int flashbankinfo(int,unsigned char **,unsigned char **,int *);
extern void LowerFlashProtectWindow(void);
extern int AppFlashWrite(unsigned char *,unsigned char *,long);
extern int AppFlashEraseAll(void);
extern int AppFlashErase(int);
extern int srange(char *,int *,int *);
extern int sectorProtect(char *,int);
extern int FlashOpNotSupported(void);
extern int FlashLockNotSupported(struct flashinfo *,int,int);
extern int lastlargesector(int,unsigned char *,int,int *,int *,unsigned char **);
extern int lastflashsector(void);
extern int FlashRamInit(int, int, struct flashinfo *,struct sectorinfo *,int *);
extern int InFlashSpace(unsigned char *begin, int size);
extern int FlashOpOverride(void *flashinfo,int get,int bank);
#define NotAligned16(add) ((long)add & 1)
#define NotAligned32(add) ((long)add & 3)
#ifdef FLASHRAM_BASE
extern int ramSectors[];
extern struct sectorinfo sinfoRAM[];
#endif
#endif
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