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* This file is part of the flashrom project.
* Copyright 2000 Silicon Integrated System Corporation
* Copyright 2000 Ronald G. Minnich <>
* Copyright 2005-2007 coresystems GmbH <>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#ifndef __FLASH_H__
#define __FLASH_H__ 1
#if defined(__GLIBC__)
#include <sys/io.h>
#include <unistd.h>
#include <stdint.h>
#include <stdio.h>
struct flashchip {
char *name;
int manufacture_id;
int model_id;
int total_size;
int page_size;
int (*probe) (struct flashchip *flash);
int (*erase) (struct flashchip *flash);
int (*write) (struct flashchip *flash, uint8_t *buf);
int (*read) (struct flashchip *flash, uint8_t *buf);
/* some flash devices have an additional
* register space
volatile uint8_t *virtual_memory;
volatile uint8_t *virtual_registers;
extern struct flashchip flashchips[];
/* Please keep this list sorted alphabetically by manufacturer. The first
* entry of each section should be the manufacturer ID, followed by the
* list of devices from that manufacturer (sorted by device IDs).
#define AMD_ID 0x01 /* AMD */
#define AM_29F040B 0xA4
#define AM_29F016D 0xAD
#define ASD_ID 0x25 /* ASD */
#define ASD_AE49F2008 0x52
#define ATMEL_ID 0x1F /* Atmel */
#define AT_29C040A 0xA4
#define AT_29C020 0xDA
#define MX_ID 0xC2 /* Macronix (MX) */
#define MX_29F002 0xB0
#define SHARP_ID 0xB0 /* Sharp */
#define SHARP_LHF00L04 0xCF
#define SST_ID 0xBF /* SST */
#define SST_29EE020A 0x10
#define SST_28SF040 0x04
#define SST_39SF010 0xB5
#define SST_39SF020 0xB6
#define SST_39SF040 0xB7
#define SST_39VF020 0xD6
#define SST_49LF040B 0x50
#define SST_49LF040 0x51
#define SST_49LF020A 0x52
#define SST_49LF080A 0x5B
#define SST_49LF002A 0x57
#define SST_49LF003A 0x1B
#define SST_49LF004A 0x60
#define SST_49LF008A 0x5A
#define SST_49LF004C 0x54
#define SST_49LF008C 0x59
#define SST_49LF016C 0x5C
#define SST_49LF160C 0x4C
#define PMC_ID 0x9D /* PMC */
#define PMC_49FL002 0x6D
#define PMC_49FL004 0x6E
#define WINBOND_ID 0xDA /* Winbond */
#define W_29C011 0xC1
#define W_29C020C 0x45
#define W_29C040P 0x46
#define W_39V040FA 0x34
#define W_39V040A 0x3D
#define W_39V040B 0x54
#define W_39V080A 0xD0
#define W_49F002U 0x0B
#define W_49V002A 0xB0
#define W_49V002FA 0x32
#define ST_ID 0x20 /* ST */
#define ST_M50FLW040A 0x08
#define ST_M50FLW040B 0x28
#define ST_M50FLW080A 0x80
#define ST_M50FLW080B 0x81
#define ST_M50FW040 0x2C
#define ST_M50FW080 0x2D
#define ST_M50FW016 0x2E
#define ST_M50LPW116 0x30
#define ST_M29F002B 0x34
#define ST_M29F002T 0xB0 /* M29F002T / M29F002NT */
#define ST_M29F400BT 0xD5
#define ST_M29F040B 0xE2
#define ST_M29W010B 0x23
#define ST_M29W040B 0xE3
#define EMST_ID 0x8c /* EMST / EFST */
#define EMST_F49B002UA 0x00
#define MSYSTEMS_ID 0x156f /* M-Systems */
#define MSYSTEMS_MD2200 0xdb /* ? */
#define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */
#define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */
#define SYNCMOS_ID 0x40 /* SyncMOS */
#define S29C51001T 0x01
#define S29C51002T 0x02
#define S29C51004T 0x03
#define S29C31004T 0x63
/* function prototypes from udelay.h */
void myusec_delay(int time);
void myusec_calibrate_delay();
/* pci handling for board/chipset_enable */
struct pci_access *pacc; /* For board and chipset_enable */
struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
uint16_t card_vendor, uint16_t card_device);
int board_flash_enable(char *vendor, char *part); /* board_enable.c */
int chipset_flash_enable(void); /* chipset_enable.c */
/* physical memory mapping device */
#if defined (__sun) && (defined(__i386) || defined(__amd64))
# define MEM_DEV "/dev/xsvc"
# define MEM_DEV "/dev/mem"
extern int fd_mem;
/* debug.c */
extern int verbose;
#define printf_debug(x...) { if (verbose) printf(x); }
/* flashrom.c */
int map_flash_registers(struct flashchip *flash);
/* layout.c */
int show_id(uint8_t *bios, int size);
int read_romlayout(char *name);
int find_romentry(char *name);
int handle_romentries(uint8_t *buffer, uint8_t *content);
/* lbtable.c */
int linuxbios_init(void);
extern char *lb_part, *lb_vendor;
/* 82802ab.c */
extern int probe_82802ab(struct flashchip *flash);
extern int erase_82802ab(struct flashchip *flash);
extern int write_82802ab(struct flashchip *flash, uint8_t *buf);
/* am29f040b.c */
extern int probe_29f040b(struct flashchip *flash);
extern int erase_29f040b(struct flashchip *flash);
extern int write_29f040b(struct flashchip *flash, uint8_t *buf);
/* jedec.c */
extern void toggle_ready_jedec(volatile uint8_t *dst);
extern void data_polling_jedec(volatile uint8_t *dst, uint8_t data);
extern void unprotect_jedec(volatile uint8_t *bios);
extern void protect_jedec(volatile uint8_t *bios);
int write_byte_program_jedec(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst);
extern int probe_jedec(struct flashchip *flash);
extern int erase_chip_jedec(struct flashchip *flash);
extern int write_jedec(struct flashchip *flash, uint8_t *buf);
extern int erase_sector_jedec(volatile uint8_t *bios, unsigned int page);
extern int erase_block_jedec(volatile uint8_t *bios, unsigned int page);
extern int write_sector_jedec(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst, unsigned int page_size);
/* m29f400bt.c */
extern int probe_m29f400bt(struct flashchip *flash);
extern int erase_m29f400bt(struct flashchip *flash);
extern int block_erase_m29f400bt(volatile uint8_t *bios,
volatile uint8_t *dst);
extern int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
extern int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf);
extern void toggle_ready_m29f400bt(volatile uint8_t *dst);
extern void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data);
extern void protect_m29f400bt(volatile uint8_t *bios);
extern void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst, int page_size);
/* mx29f002.c */
extern int probe_29f002(struct flashchip *flash);
extern int erase_29f002(struct flashchip *flash);
extern int write_29f002(struct flashchip *flash, uint8_t *buf);
/* pm49fl004.c */
extern int probe_49fl004(struct flashchip *flash);
extern int erase_49fl004(struct flashchip *flash);
extern int write_49fl004(struct flashchip *flash, uint8_t *buf);
/* sharplhf00l04.c */
extern int probe_lhf00l04(struct flashchip *flash);
extern int erase_lhf00l04(struct flashchip *flash);
extern int write_lhf00l04(struct flashchip *flash, uint8_t *buf);
extern void toggle_ready_lhf00l04(volatile uint8_t *dst);
extern void data_polling_lhf00l04(volatile uint8_t *dst, uint8_t data);
extern void protect_lhf00l04(volatile uint8_t *bios);
/* sst28sf040.c */
extern int probe_28sf040(struct flashchip *flash);
extern int erase_28sf040(struct flashchip *flash);
extern int write_28sf040(struct flashchip *flash, uint8_t *buf);
/* sst39sf020.c */
extern int probe_39sf020(struct flashchip *flash);
extern int write_39sf020(struct flashchip *flash, uint8_t *buf);
/* sst49lf040.c */
extern int erase_49lf040(struct flashchip *flash);
extern int write_49lf040(struct flashchip *flash, uint8_t *buf);
/* sst49lfxxxc.c */
extern int probe_49lfxxxc(struct flashchip *flash);
extern int erase_49lfxxxc(struct flashchip *flash);
extern int write_49lfxxxc(struct flashchip *flash, uint8_t *buf);
/* sst_fwhub.c */
extern int probe_sst_fwhub(struct flashchip *flash);
extern int erase_sst_fwhub(struct flashchip *flash);
extern int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
/* w49f002u.c */
extern int write_49f002(struct flashchip *flash, uint8_t *buf);
#endif /* !__FLASH_H__ */