1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
|
/*
* This file is part of the flashrom project.
*
* Copyright (C) 2000 Silicon Integrated System Corporation
* Copyright (C) 2000 Ronald G. Minnich <rminnich@gmail.com>
* Copyright (C) 2005-2007 coresystems GmbH <stepan@coresystems.de>
*
* 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
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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>
#endif
#include <unistd.h>
#include <stdint.h>
#include <stdio.h>
struct flashchip {
const 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).
*
* All LPC/FWH parts (parallel flash) have 8-bit device IDs.
* All SPI parts have 16-bit device IDs.
*/
#define ALLIANCE_ID 0x52 /* Alliance */
#define AMD_ID 0x01 /* AMD */
#define AM_29F040B 0xA4
#define AM_29LV040B 0x4F
#define AM_29F016D 0xAD
#define AMIC_ID 0x37 /* AMIC */
#define ASD_ID 0x25 /* ASD */
#define ASD_AE49F2008 0x52
#define ATMEL_ID 0x1F /* Atmel */
#define AT_29C040A 0xA4
#define AT_29C020 0xDA
#define CATALYST_ID 0x31 /* Catalyst */
#define EMST_ID 0x8C /* EMST / EFST */
#define EMST_F49B002UA 0x00
/*
* EN25 chips are SPI, first byte of device ID is memory type,
* second byte of device ID is log(bitsize)-9.
*/
#define EON_ID 0x1C /* EON */
#define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */
#define EN_25B10 0x2011
#define EN_25B20 0x2012
#define EN_25B40 0x2013
#define EN_25B80 0x2014
#define EN_25B16 0x2015
#define EN_25B32 0x2016
#define FUJITSU_ID 0x04 /* Fujitsu */
#define MBM29F400TC 0x23
#define HYUNDAI_ID 0xAD /* Hyundai */
#define IMT_ID 0x7F /* IMT */
#define INTEL_ID 0x89 /* Intel */
#define ISSI_ID 0xD5 /* ISSI */
#define MSYSTEMS_ID 0x156F /* M-Systems */
#define MSYSTEMS_MD2200 0xDB
#define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */
#define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */
/*
* MX25 chips are SPI, first byte of device ID is memory type,
* second byte of device ID is log(bitsize)-9.
*/
#define MX_ID 0xC2 /* Macronix (MX) */
#define MX_25L512 0x2010 /* 2^19 kbit or 2^16 kByte */
#define MX_25L1005 0x2011
#define MX_25L2005 0x2012
#define MX_25L4005 0x2013 /* MX25L4005{,A} */
#define MX_25L8005 0x2014
#define MX_25L1605 0x2015 /* MX25L1605{,A,D} */
#define MX_25L3205 0x2016 /* MX25L3205{,A} */
#define MX_25L6405 0x2017 /* MX25L3205{,D} */
#define MX_25L1635D 0x2415
#define MX_25L3235D 0x2416
#define MX_29F002 0xB0
#define PMC_ID 0x9D /* PMC */
#define PMC_49FL002 0x6D
#define PMC_49FL004 0x6E
#define SHARP_ID 0xB0 /* Sharp */
#define SHARP_LHF00L04 0xCF
/*
* SST25 chips are SPI, first byte of device ID is memory type, second
* byte of device ID is related to log(bitsize) at least for some chips.
*/
#define SST_ID 0xBF /* SST */
#define SST_25WF512 0x2501
#define SST_25WF010 0x2502
#define SST_25WF020 0x2503
#define SST_25WF040 0x2504
#define SST_25VF016B 0x2541
#define SST_25VF032B 0x254A
#define SST_25VF040B 0x258D
#define SST_25VF080B 0x258E
#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 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 SYNCMOS_ID 0x40 /* SyncMOS and Mosel Vitelic */
#define S29C51001T 0x01
#define S29C51002T 0x02
#define S29C51004T 0x03
#define S29C31004T 0x63
#define TI_ID 0x97 /* Texas Instruments */
#define WINBOND_ID 0xDA /* Winbond */
#define W_29C011 0xC1
#define W_29C020C 0x45
#define W_29C040P 0x46
#define W_29EE011 0xC1
#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
/* udelay.c */
void myusec_delay(int time);
void myusec_calibrate_delay();
/* PCI handling for board/chipset_enable */
struct pci_access *pacc;
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);
/* board_enable.c */
int board_flash_enable(const char *vendor, const char *part);
/* chipset_enable.c */
int chipset_flash_enable(void);
/* Physical memory mapping device */
#if defined (__sun) && (defined(__i386) || defined(__amd64))
# define MEM_DEV "/dev/xsvc"
#else
# define MEM_DEV "/dev/mem"
#endif
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;
/* spi.c */
int probe_spi(struct flashchip *flash);
int it87xx_probe_spi_flash(const char *name);
int generic_spi_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
void generic_spi_write_enable();
void generic_spi_write_disable();
int generic_spi_chip_erase(struct flashchip *flash);
int generic_spi_chip_write(struct flashchip *flash, uint8_t *buf);
/* 82802ab.c */
int probe_82802ab(struct flashchip *flash);
int erase_82802ab(struct flashchip *flash);
int write_82802ab(struct flashchip *flash, uint8_t *buf);
/* am29f040b.c */
int probe_29f040b(struct flashchip *flash);
int erase_29f040b(struct flashchip *flash);
int write_29f040b(struct flashchip *flash, uint8_t *buf);
/* jedec.c */
void toggle_ready_jedec(volatile uint8_t *dst);
void data_polling_jedec(volatile uint8_t *dst, uint8_t data);
void unprotect_jedec(volatile uint8_t *bios);
void protect_jedec(volatile uint8_t *bios);
int write_byte_program_jedec(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst);
int probe_jedec(struct flashchip *flash);
int erase_chip_jedec(struct flashchip *flash);
int write_jedec(struct flashchip *flash, uint8_t *buf);
int erase_sector_jedec(volatile uint8_t *bios, unsigned int page);
int erase_block_jedec(volatile uint8_t *bios, unsigned int page);
int write_sector_jedec(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst, unsigned int page_size);
/* m29f400bt.c */
int probe_m29f400bt(struct flashchip *flash);
int erase_m29f400bt(struct flashchip *flash);
int block_erase_m29f400bt(volatile uint8_t *bios,
volatile uint8_t *dst);
int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf);
void toggle_ready_m29f400bt(volatile uint8_t *dst);
void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data);
void protect_m29f400bt(volatile uint8_t *bios);
void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
volatile uint8_t *dst, int page_size);
/* mx29f002.c */
int probe_29f002(struct flashchip *flash);
int erase_29f002(struct flashchip *flash);
int write_29f002(struct flashchip *flash, uint8_t *buf);
/* pm49fl004.c */
int probe_49fl004(struct flashchip *flash);
int erase_49fl004(struct flashchip *flash);
int write_49fl004(struct flashchip *flash, uint8_t *buf);
/* sharplhf00l04.c */
int probe_lhf00l04(struct flashchip *flash);
int erase_lhf00l04(struct flashchip *flash);
int write_lhf00l04(struct flashchip *flash, uint8_t *buf);
void toggle_ready_lhf00l04(volatile uint8_t *dst);
void data_polling_lhf00l04(volatile uint8_t *dst, uint8_t data);
void protect_lhf00l04(volatile uint8_t *bios);
/* sst28sf040.c */
int probe_28sf040(struct flashchip *flash);
int erase_28sf040(struct flashchip *flash);
int write_28sf040(struct flashchip *flash, uint8_t *buf);
/* sst39sf020.c */
int probe_39sf020(struct flashchip *flash);
int write_39sf020(struct flashchip *flash, uint8_t *buf);
/* sst49lf040.c */
int erase_49lf040(struct flashchip *flash);
int write_49lf040(struct flashchip *flash, uint8_t *buf);
/* sst49lfxxxc.c */
int probe_49lfxxxc(struct flashchip *flash);
int erase_49lfxxxc(struct flashchip *flash);
int write_49lfxxxc(struct flashchip *flash, uint8_t *buf);
/* sst_fwhub.c */
int probe_sst_fwhub(struct flashchip *flash);
int erase_sst_fwhub(struct flashchip *flash);
int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
/* w29ee011.c */
int probe_w29ee011(struct flashchip *flash);
/* w49f002u.c */
int write_49f002(struct flashchip *flash, uint8_t *buf);
#endif /* !__FLASH_H__ */
|