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stepan5c3f1382007-02-06 19:47:50 +00001/*
uweb25f1ea2007-08-29 17:52:32 +00002 * This file is part of the flashrom project.
stepan5c3f1382007-02-06 19:47:50 +00003 *
uwe555dd972007-09-09 20:21:05 +00004 * Copyright (C) 2000 Silicon Integrated System Corporation
5 * Copyright (C) 2000 Ronald G. Minnich <rminnich@gmail.com>
6 * Copyright (C) 2005-2007 coresystems GmbH <stepan@coresystems.de>
stepan5c3f1382007-02-06 19:47:50 +00007 *
uweb25f1ea2007-08-29 17:52:32 +00008 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
stepan5c3f1382007-02-06 19:47:50 +000012 *
uweb25f1ea2007-08-29 17:52:32 +000013 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
stepan5c3f1382007-02-06 19:47:50 +000017 *
uweb25f1ea2007-08-29 17:52:32 +000018 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
stepan5c3f1382007-02-06 19:47:50 +000021 */
22
rminnich8d3ff912003-10-25 17:01:29 +000023#ifndef __FLASH_H__
24#define __FLASH_H__ 1
25
stepan5c3f1382007-02-06 19:47:50 +000026#if defined(__GLIBC__)
rminnich8d3ff912003-10-25 17:01:29 +000027#include <sys/io.h>
stepan5c3f1382007-02-06 19:47:50 +000028#endif
rminnich8d3ff912003-10-25 17:01:29 +000029#include <unistd.h>
ollie6a600992005-11-26 21:55:36 +000030#include <stdint.h>
uwe4529d202007-08-23 13:34:59 +000031#include <stdio.h>
rminnich8d3ff912003-10-25 17:01:29 +000032
33struct flashchip {
ollie5b621572004-03-20 16:46:10 +000034 char *name;
rminnich8d3ff912003-10-25 17:01:29 +000035 int manufacture_id;
36 int model_id;
37
rminnich8d3ff912003-10-25 17:01:29 +000038 int total_size;
39 int page_size;
40
uwe8e1a2ba2007-04-01 19:44:21 +000041 int (*probe) (struct flashchip *flash);
42 int (*erase) (struct flashchip *flash);
43 int (*write) (struct flashchip *flash, uint8_t *buf);
44 int (*read) (struct flashchip *flash, uint8_t *buf);
rminnich8d3ff912003-10-25 17:01:29 +000045
stepan7cd945e2007-05-23 17:20:56 +000046 /* some flash devices have an additional
47 * register space
48 */
49 volatile uint8_t *virtual_memory;
50 volatile uint8_t *virtual_registers;
rminnich8d3ff912003-10-25 17:01:29 +000051};
52
ollie6a600992005-11-26 21:55:36 +000053extern struct flashchip flashchips[];
54
uwee2308702007-04-01 20:00:32 +000055/* Please keep this list sorted alphabetically by manufacturer. The first
56 * entry of each section should be the manufacturer ID, followed by the
57 * list of devices from that manufacturer (sorted by device IDs).
ward11844452007-10-02 15:49:25 +000058 * All LPC/FWH parts (parallel flash) have 8-bit device IDs.
59 * All SPI parts have 16-bit device IDs.
uwee2308702007-04-01 20:00:32 +000060 */
61
62#define AMD_ID 0x01 /* AMD */
uwe8e1a2ba2007-04-01 19:44:21 +000063#define AM_29F040B 0xA4
64#define AM_29F016D 0xAD
rminnich8d3ff912003-10-25 17:01:29 +000065
uwee2308702007-04-01 20:00:32 +000066#define ASD_ID 0x25 /* ASD */
uwe8e1a2ba2007-04-01 19:44:21 +000067#define ASD_AE49F2008 0x52
stepan8fdc8122006-11-21 23:51:08 +000068
uwee2308702007-04-01 20:00:32 +000069#define ATMEL_ID 0x1F /* Atmel */
70#define AT_29C040A 0xA4
stugeb7fda652007-04-28 02:22:59 +000071#define AT_29C020 0xDA
rminnich8d3ff912003-10-25 17:01:29 +000072
ward11844452007-10-02 15:49:25 +000073#define EON_ID 0x1C
74/* EN25 chips are SPI, first byte of device id is memory type,
75 second byte of device id is log(bitsize)-9 */
76#define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */
77#define EN_25B10 0x2011
78#define EN_25B20 0x2012
79#define EN_25B40 0x2013
80#define EN_25B80 0x2014
81#define EN_25B16 0x2015
82#define EN_25B32 0x2016
83
uwee2308702007-04-01 20:00:32 +000084#define MX_ID 0xC2 /* Macronix (MX) */
uwe8e1a2ba2007-04-01 19:44:21 +000085#define MX_29F002 0xB0
ward11844452007-10-02 15:49:25 +000086/* MX25L chips are SPI, first byte of device id is memory type,
87 second byte of device id is log(bitsize)-9 */
88#define MX_25L512 0x2010 /* 2^19 kbit or 2^16 kByte */
89#define MX_25L1005 0x2011
90#define MX_25L2005 0x2012
91#define MX_25L4005 0x2013 /* MX25L4005{,A} */
92#define MX_25L8005 0x2014
93#define MX_25L1605 0x2015 /* MX25L1605{,A,D} */
94#define MX_25L3205 0x2016 /* MX25L3205{,A} */
95#define MX_25L6405 0x2017 /* MX25L3205{,D} */
96#define MX_25L1635D 0x2415
97#define MX_25L3235D 0x2416
rminnich8d3ff912003-10-25 17:01:29 +000098
uwee2308702007-04-01 20:00:32 +000099#define SHARP_ID 0xB0 /* Sharp */
uwe8e1a2ba2007-04-01 19:44:21 +0000100#define SHARP_LHF00L04 0xCF
rminnich5f8fd452006-02-23 17:16:44 +0000101
uwee2308702007-04-01 20:00:32 +0000102#define SST_ID 0xBF /* SST */
103#define SST_29EE020A 0x10
104#define SST_28SF040 0x04
105#define SST_39SF010 0xB5
106#define SST_39SF020 0xB6
107#define SST_39SF040 0xB7
108#define SST_39VF020 0xD6
109#define SST_49LF040B 0x50
110#define SST_49LF040 0x51
111#define SST_49LF020A 0x52
112#define SST_49LF080A 0x5B
113#define SST_49LF002A 0x57
114#define SST_49LF003A 0x1B
115#define SST_49LF004A 0x60
116#define SST_49LF008A 0x5A
117#define SST_49LF004C 0x54
118#define SST_49LF008C 0x59
119#define SST_49LF016C 0x5C
120#define SST_49LF160C 0x4C
rminnich8d3ff912003-10-25 17:01:29 +0000121
uwee2308702007-04-01 20:00:32 +0000122#define PMC_ID 0x9D /* PMC */
123#define PMC_49FL002 0x6D
124#define PMC_49FL004 0x6E
rminnichbe1ace12004-02-10 21:34:18 +0000125
uwee2308702007-04-01 20:00:32 +0000126#define WINBOND_ID 0xDA /* Winbond */
127#define W_29C011 0xC1
128#define W_29C020C 0x45
uwe890b6eb2007-08-30 10:11:08 +0000129#define W_29C040P 0x46
uwe2d828942007-08-30 10:17:50 +0000130#define W_29EE011 0xC1
uwe8f33e0d2007-05-21 21:39:08 +0000131#define W_39V040FA 0x34
uwee2308702007-04-01 20:00:32 +0000132#define W_39V040A 0x3D
133#define W_39V040B 0x54
134#define W_39V080A 0xD0
135#define W_49F002U 0x0B
136#define W_49V002A 0xB0
137#define W_49V002FA 0x32
rminnich8d3ff912003-10-25 17:01:29 +0000138
uwee2308702007-04-01 20:00:32 +0000139#define ST_ID 0x20 /* ST */
uwe7657c702007-07-25 17:55:45 +0000140#define ST_M50FLW040A 0x08
141#define ST_M50FLW040B 0x28
142#define ST_M50FLW080A 0x80
143#define ST_M50FLW080B 0x81
uwe497bbe12007-07-24 18:18:05 +0000144#define ST_M50FW040 0x2C
uwe7657c702007-07-25 17:55:45 +0000145#define ST_M50FW080 0x2D
146#define ST_M50FW016 0x2E
147#define ST_M50LPW116 0x30
stugeb7fda652007-04-28 02:22:59 +0000148#define ST_M29F002B 0x34
149#define ST_M29F002T 0xB0 /* M29F002T / M29F002NT */
uwe8e1a2ba2007-04-01 19:44:21 +0000150#define ST_M29F400BT 0xD5
stugeb7fda652007-04-28 02:22:59 +0000151#define ST_M29F040B 0xE2
uwe7657c702007-07-25 17:55:45 +0000152#define ST_M29W010B 0x23
uwe497bbe12007-07-24 18:18:05 +0000153#define ST_M29W040B 0xE3
rminnich8d3ff912003-10-25 17:01:29 +0000154
uwee2308702007-04-01 20:00:32 +0000155#define EMST_ID 0x8c /* EMST / EFST */
156#define EMST_F49B002UA 0x00
stepanbc493132006-06-30 20:07:50 +0000157
uwee2308702007-04-01 20:00:32 +0000158#define MSYSTEMS_ID 0x156f /* M-Systems */
uwe8e1a2ba2007-04-01 19:44:21 +0000159#define MSYSTEMS_MD2200 0xdb /* ? */
160#define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */
161#define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */
rminnich8d3ff912003-10-25 17:01:29 +0000162
uwee2308702007-04-01 20:00:32 +0000163#define SYNCMOS_ID 0x40 /* SyncMOS */
164#define S29C51001T 0x01
165#define S29C51002T 0x02
166#define S29C51004T 0x03
167#define S29C31004T 0x63
uwebad17702006-11-20 20:03:07 +0000168
stepan5c3f1382007-02-06 19:47:50 +0000169/* function prototypes from udelay.h */
170
stepan782fb172007-04-06 11:58:03 +0000171void myusec_delay(int time);
172void myusec_calibrate_delay();
stepan927d4e22007-04-04 22:45:58 +0000173
174/* pci handling for board/chipset_enable */
uwef6641642007-05-09 10:17:44 +0000175struct pci_access *pacc; /* For board and chipset_enable */
stepan782fb172007-04-06 11:58:03 +0000176struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
uwef6641642007-05-09 10:17:44 +0000177struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
178 uint16_t card_vendor, uint16_t card_device);
stepan927d4e22007-04-04 22:45:58 +0000179
uwef6641642007-05-09 10:17:44 +0000180int board_flash_enable(char *vendor, char *part); /* board_enable.c */
181int chipset_flash_enable(void); /* chipset_enable.c */
stepan5c3f1382007-02-06 19:47:50 +0000182
183/* physical memory mapping device */
184
185#if defined (__sun) && (defined(__i386) || defined(__amd64))
186# define MEM_DEV "/dev/xsvc"
187#else
188# define MEM_DEV "/dev/mem"
189#endif
190
stepan782fb172007-04-06 11:58:03 +0000191extern int fd_mem;
192
uwe4529d202007-08-23 13:34:59 +0000193/* debug.c */
194extern int verbose;
195#define printf_debug(x...) { if (verbose) printf(x); }
196
197/* flashrom.c */
198int map_flash_registers(struct flashchip *flash);
199
200/* layout.c */
201int show_id(uint8_t *bios, int size);
202int read_romlayout(char *name);
203int find_romentry(char *name);
204int handle_romentries(uint8_t *buffer, uint8_t *content);
205
206/* lbtable.c */
207int linuxbios_init(void);
208extern char *lb_part, *lb_vendor;
209
stepan745615e2007-10-15 21:44:47 +0000210/* spi.c */
ward11844452007-10-02 15:49:25 +0000211int probe_spi(struct flashchip *flash);
hailfinger35cc8162007-10-16 21:09:06 +0000212int it87xx_probe_spi_flash(const char *name);
ward11844452007-10-02 15:49:25 +0000213
uwe4529d202007-08-23 13:34:59 +0000214/* 82802ab.c */
uwe719e3ca2007-09-09 20:24:29 +0000215int probe_82802ab(struct flashchip *flash);
216int erase_82802ab(struct flashchip *flash);
217int write_82802ab(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000218
219/* am29f040b.c */
uwe719e3ca2007-09-09 20:24:29 +0000220int probe_29f040b(struct flashchip *flash);
221int erase_29f040b(struct flashchip *flash);
222int write_29f040b(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000223
224/* jedec.c */
uwe719e3ca2007-09-09 20:24:29 +0000225void toggle_ready_jedec(volatile uint8_t *dst);
226void data_polling_jedec(volatile uint8_t *dst, uint8_t data);
227void unprotect_jedec(volatile uint8_t *bios);
228void protect_jedec(volatile uint8_t *bios);
uwe4529d202007-08-23 13:34:59 +0000229int write_byte_program_jedec(volatile uint8_t *bios, uint8_t *src,
230 volatile uint8_t *dst);
uwe719e3ca2007-09-09 20:24:29 +0000231int probe_jedec(struct flashchip *flash);
232int erase_chip_jedec(struct flashchip *flash);
233int write_jedec(struct flashchip *flash, uint8_t *buf);
234int erase_sector_jedec(volatile uint8_t *bios, unsigned int page);
235int erase_block_jedec(volatile uint8_t *bios, unsigned int page);
236int write_sector_jedec(volatile uint8_t *bios, uint8_t *src,
237 volatile uint8_t *dst, unsigned int page_size);
uwe4529d202007-08-23 13:34:59 +0000238
239/* m29f400bt.c */
uwe719e3ca2007-09-09 20:24:29 +0000240int probe_m29f400bt(struct flashchip *flash);
241int erase_m29f400bt(struct flashchip *flash);
242int block_erase_m29f400bt(volatile uint8_t *bios,
uwe4529d202007-08-23 13:34:59 +0000243 volatile uint8_t *dst);
uwe719e3ca2007-09-09 20:24:29 +0000244int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
245int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf);
246void toggle_ready_m29f400bt(volatile uint8_t *dst);
247void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data);
248void protect_m29f400bt(volatile uint8_t *bios);
249void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
250 volatile uint8_t *dst, int page_size);
uwe4529d202007-08-23 13:34:59 +0000251
252/* mx29f002.c */
uwe719e3ca2007-09-09 20:24:29 +0000253int probe_29f002(struct flashchip *flash);
254int erase_29f002(struct flashchip *flash);
255int write_29f002(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000256
257/* pm49fl004.c */
uwe719e3ca2007-09-09 20:24:29 +0000258int probe_49fl004(struct flashchip *flash);
259int erase_49fl004(struct flashchip *flash);
260int write_49fl004(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000261
262/* sharplhf00l04.c */
uwe719e3ca2007-09-09 20:24:29 +0000263int probe_lhf00l04(struct flashchip *flash);
264int erase_lhf00l04(struct flashchip *flash);
265int write_lhf00l04(struct flashchip *flash, uint8_t *buf);
266void toggle_ready_lhf00l04(volatile uint8_t *dst);
267void data_polling_lhf00l04(volatile uint8_t *dst, uint8_t data);
268void protect_lhf00l04(volatile uint8_t *bios);
uwe4529d202007-08-23 13:34:59 +0000269
270/* sst28sf040.c */
uwe719e3ca2007-09-09 20:24:29 +0000271int probe_28sf040(struct flashchip *flash);
272int erase_28sf040(struct flashchip *flash);
273int write_28sf040(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000274
275/* sst39sf020.c */
uwe719e3ca2007-09-09 20:24:29 +0000276int probe_39sf020(struct flashchip *flash);
277int write_39sf020(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000278
279/* sst49lf040.c */
uwe719e3ca2007-09-09 20:24:29 +0000280int erase_49lf040(struct flashchip *flash);
281int write_49lf040(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000282
283/* sst49lfxxxc.c */
uwe719e3ca2007-09-09 20:24:29 +0000284int probe_49lfxxxc(struct flashchip *flash);
285int erase_49lfxxxc(struct flashchip *flash);
286int write_49lfxxxc(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000287
288/* sst_fwhub.c */
uwe719e3ca2007-09-09 20:24:29 +0000289int probe_sst_fwhub(struct flashchip *flash);
290int erase_sst_fwhub(struct flashchip *flash);
291int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
uwe4529d202007-08-23 13:34:59 +0000292
uwe2d828942007-08-30 10:17:50 +0000293/* w29ee011.c */
uwe719e3ca2007-09-09 20:24:29 +0000294int probe_w29ee011(struct flashchip *flash);
uwe2d828942007-08-30 10:17:50 +0000295
uwe4529d202007-08-23 13:34:59 +0000296/* w49f002u.c */
uwe719e3ca2007-09-09 20:24:29 +0000297int write_49f002(struct flashchip *flash, uint8_t *buf);
stepan15e64bc2007-05-24 08:48:10 +0000298
ollie5b621572004-03-20 16:46:10 +0000299#endif /* !__FLASH_H__ */