2 * This file is part of the flashrom project.
4 * 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>
8 * 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.
13 * 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.
18 * 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
26 #if defined(__GLIBC__)
33 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
37 /* With 32bit manufacture_id and model_id we can cover IDs up to
38 * (including) the 4th bank of JEDEC JEP106W Standard Manufacturer's
39 * Identification code.
41 uint32_t manufacture_id;
47 int (*probe) (struct flashchip *flash);
48 int (*erase) (struct flashchip *flash);
49 int (*write) (struct flashchip *flash, uint8_t *buf);
50 int (*read) (struct flashchip *flash, uint8_t *buf);
52 /* Some flash devices have an additional register space. */
53 volatile uint8_t *virtual_memory;
54 volatile uint8_t *virtual_registers;
57 extern struct flashchip flashchips[];
60 * Please keep this list sorted alphabetically by manufacturer. The first
61 * entry of each section should be the manufacturer ID, followed by the
62 * list of devices from that manufacturer (sorted by device IDs).
64 * All LPC/FWH parts (parallel flash) have 8-bit device IDs if there is no
66 * All SPI parts have 16-bit device IDs.
69 #define GENERIC_DEVICE_ID 0xffff /* Only match the vendor ID */
71 #define ALLIANCE_ID 0x52 /* Alliance Semiconductor */
73 #define AMD_ID 0x01 /* AMD */
74 #define AM_29F040B 0xA4
75 #define AM_29LV040B 0x4F
76 #define AM_29F016D 0xAD
78 #define AMIC_ID 0x7F37 /* AMIC */
80 #define ASD_ID 0x25 /* ASD, not listed in JEP106W */
81 #define ASD_AE49F2008 0x52
83 #define ATMEL_ID 0x1F /* Atmel */
84 #define AT_29C040A 0xA4
85 #define AT_29C020 0xDA
86 #define AT_49F002N 0x07 /* for AT49F002(N) */
87 #define AT_49F002NT 0x08 /* for AT49F002(N)T */
89 #define CATALYST_ID 0x31 /* Catalyst */
91 #define EMST_ID 0x8C /* EMST / EFST Elite Flash Storage*/
92 #define EMST_F49B002UA 0x00
95 * EN25 chips are SPI, first byte of device ID is memory type,
96 * second byte of device ID is log(bitsize)-9.
97 * Vendor and device ID of EN29 series are both prefixed with 0x7F, which
98 * is the continuation code for IDs in bank 2.
99 * Vendor ID of EN25 series is NOT prefixed with 0x7F, this results in
100 * a collision with Mitsubishi. Mitsubishi once manufactured flash chips.
101 * Let's hope they are not manufacturing SPI flash chips as well.
103 #define EON_ID 0x7F1C /* EON Silicon Devices */
104 #define EON_ID_NOPREFIX 0x1C /* EON, missing 0x7F prefix */
105 #define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */
106 #define EN_25B10 0x2011
107 #define EN_25B20 0x2012
108 #define EN_25B40 0x2013
109 #define EN_25B80 0x2014
110 #define EN_25B16 0x2015
111 #define EN_25B32 0x2016
112 #define EN_29F512 0x7F21
113 #define EN_29F010 0x7F20
114 #define EN_29F040A 0x7F04
115 #define EN_29LV010 0x7F6E
116 #define EN_29LV040A 0x7F4F /* EN_29LV040(A) */
117 #define EN_29F002T 0x7F92
118 #define EN_29F002B 0x7F97
120 #define FUJITSU_ID 0x04 /* Fujitsu */
121 /* MBM29F400TC_STRANGE has a value not mentioned in the data sheet and we
122 * try to read it from a location not mentioned in the data sheet.
124 #define MBM29F400TC_STRANGE 0x23
125 #define MBM29F400BC 0x7B
126 #define MBM29F400TC 0x77
128 #define HYUNDAI_ID 0xAD /* Hyundai */
130 #define IMT_ID 0x7F1F /* Integrated Memory Technologies */
131 #define IM_29F004B 0xAE
132 #define IM_29F004T 0xAF
134 #define INTEL_ID 0x89 /* Intel */
136 #define ISSI_ID 0xD5 /* ISSI Integrated Silicon Solutions */
138 #define MSYSTEMS_ID 0x156F /* M-Systems, not listed in JEP106W */
139 #define MSYSTEMS_MD2200 0xDB
140 #define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */
141 #define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */
144 * MX25 chips are SPI, first byte of device ID is memory type,
145 * second byte of device ID is log(bitsize)-9.
147 #define MX_ID 0xC2 /* Macronix (MX) */
148 #define MX_25L512 0x2010 /* 2^19 kbit or 2^16 kByte */
149 #define MX_25L1005 0x2011
150 #define MX_25L2005 0x2012
151 #define MX_25L4005 0x2013 /* MX25L4005{,A} */
152 #define MX_25L8005 0x2014
153 #define MX_25L1605 0x2015 /* MX25L1605{,A,D} */
154 #define MX_25L3205 0x2016 /* MX25L3205{,A} */
155 #define MX_25L6405 0x2017 /* MX25L3205{,D} */
156 #define MX_25L1635D 0x2415
157 #define MX_25L3235D 0x2416
158 #define MX_29F002 0xB0
160 /* Programmable Micro Corp is listed in JEP106W in bank 2, so it should have
161 * a 0x7F continuation code prefix.
163 #define PMC_ID 0x7F9D /* PMC */
164 #define PMC_ID_NOPREFIX 0x9D /* PMC, missing 0x7F prefix */
165 #define PMC_25LV512 0x7B
166 #define PMC_25LV010 0x7C
167 #define PMC_25LV020 0x7D
168 #define PMC_25LV040 0x7E
169 #define PMC_25LV080B 0x13
170 #define PMC_25LV016B 0x14
171 #define PMC_39LV512 0x1B
172 #define PMC_39F010 0x1C /* also Pm39LV010 */
173 #define PMC_39LV020 0x3D
174 #define PMC_39LV040 0x3E
175 #define PMC_39F020 0x4D
176 #define PMC_39F040 0x4E
177 #define PMC_49FL002 0x6D
178 #define PMC_49FL004 0x6E
180 #define SHARP_ID 0xB0 /* Sharp */
181 #define SHARP_LHF00L04 0xCF
184 * Spansion was previously a joint venture of AMD and Fujitsu.
185 * S25 chips are SPI. The first device ID byte is memory type and
186 * the second device ID byte is memory capacity.
188 #define SPANSION_ID 0x01 /* Spansion */
189 #define SPANSION_S25FL016A 0x0214
192 * SST25 chips are SPI, first byte of device ID is memory type, second
193 * byte of device ID is related to log(bitsize) at least for some chips.
195 #define SST_ID 0xBF /* SST */
196 #define SST_25WF512 0x2501
197 #define SST_25WF010 0x2502
198 #define SST_25WF020 0x2503
199 #define SST_25WF040 0x2504
200 #define SST_25VF016B 0x2541
201 #define SST_25VF032B 0x254A
202 #define SST_25VF040B 0x258D
203 #define SST_25VF080B 0x258E
204 #define SST_29EE020A 0x10
205 #define SST_28SF040 0x04
206 #define SST_39SF010 0xB5
207 #define SST_39SF020 0xB6
208 #define SST_39SF040 0xB7
209 #define SST_39VF020 0xD6
210 #define SST_49LF040B 0x50
211 #define SST_49LF040 0x51
212 #define SST_49LF020A 0x52
213 #define SST_49LF080A 0x5B
214 #define SST_49LF002A 0x57
215 #define SST_49LF003A 0x1B
216 #define SST_49LF004A 0x60
217 #define SST_49LF008A 0x5A
218 #define SST_49LF004C 0x54
219 #define SST_49LF008C 0x59
220 #define SST_49LF016C 0x5C
221 #define SST_49LF160C 0x4C
224 * ST25P chips are SPI, first byte of device ID is memory type, second
225 * byte of device ID is related to log(bitsize) at least for some chips.
227 #define ST_ID 0x20 /* ST / SGS/Thomson */
228 #define ST_M25P05A 0x2010
229 #define ST_M25P10A 0x2011
230 #define ST_M25P20 0x2012
231 #define ST_M25P40 0x2013
232 #define ST_M25P80 0x2014
233 #define ST_M25P16 0x2015
234 #define ST_M25P32 0x2016
235 #define ST_M25P64 0x2017
236 #define ST_M25P128 0x2018
237 #define ST_M50FLW040A 0x08
238 #define ST_M50FLW040B 0x28
239 #define ST_M50FLW080A 0x80
240 #define ST_M50FLW080B 0x81
241 #define ST_M50FW040 0x2C
242 #define ST_M50FW080 0x2D
243 #define ST_M50FW016 0x2E
244 #define ST_M50LPW116 0x30
245 #define ST_M29F002B 0x34
246 #define ST_M29F002T 0xB0 /* M29F002T / M29F002NT */
247 #define ST_M29F400BT 0xD5
248 #define ST_M29F040B 0xE2
249 #define ST_M29W010B 0x23
250 #define ST_M29W040B 0xE3
252 #define SYNCMOS_ID 0x40 /* SyncMOS and Mosel Vitelic */
253 #define S29C51001T 0x01
254 #define S29C51002T 0x02
255 #define S29C51004T 0x03
256 #define S29C31004T 0x63
258 #define TI_ID 0x97 /* Texas Instruments */
261 * W25X chips are SPI, first byte of device ID is memory type, second
262 * byte of device ID is related to log(bitsize).
264 #define WINBOND_ID 0xDA /* Winbond */
265 #define WINBOND_NEX_ID 0xEF /* Winbond (ex Nexcom) serial flash devices */
266 #define W_25X10 0x3011
267 #define W_25X20 0x3012
268 #define W_25X40 0x3013
269 #define W_25X80 0x3014
270 #define W_29C011 0xC1
271 #define W_29C020C 0x45
272 #define W_29C040P 0x46
273 #define W_29EE011 0xC1
274 #define W_39V040FA 0x34
275 #define W_39V040A 0x3D
276 #define W_39V040B 0x54
277 #define W_39V080A 0xD0
278 #define W_49F002U 0x0B
279 #define W_49V002A 0xB0
280 #define W_49V002FA 0x32
283 void myusec_delay(int time);
284 void myusec_calibrate_delay();
286 /* PCI handling for board/chipset_enable */
287 struct pci_access *pacc;
288 struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
289 struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
290 uint16_t card_vendor, uint16_t card_device);
294 int board_flash_enable(const char *vendor, const char *part);
295 void print_supported_boards(void);
297 /* chipset_enable.c */
298 int chipset_flash_enable(void);
299 void print_supported_chipsets(void);
301 /* Physical memory mapping device */
302 #if defined (__sun) && (defined(__i386) || defined(__amd64))
303 # define MEM_DEV "/dev/xsvc"
305 # define MEM_DEV "/dev/mem"
312 #define printf_debug(x...) { if (verbose) printf(x); }
315 int map_flash_registers(struct flashchip *flash);
318 int show_id(uint8_t *bios, int size);
319 int read_romlayout(char *name);
320 int find_romentry(char *name);
321 int handle_romentries(uint8_t *buffer, uint8_t *content);
324 int coreboot_init(void);
325 extern char *lb_part, *lb_vendor;
328 int probe_spi(struct flashchip *flash);
329 int it87xx_probe_spi_flash(const char *name);
330 int generic_spi_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
331 void generic_spi_write_enable();
332 void generic_spi_write_disable();
333 int generic_spi_chip_erase_c7(struct flashchip *flash);
334 int generic_spi_chip_write(struct flashchip *flash, uint8_t *buf);
335 int generic_spi_chip_read(struct flashchip *flash, uint8_t *buf);
338 int probe_82802ab(struct flashchip *flash);
339 int erase_82802ab(struct flashchip *flash);
340 int write_82802ab(struct flashchip *flash, uint8_t *buf);
343 int probe_29f040b(struct flashchip *flash);
344 int erase_29f040b(struct flashchip *flash);
345 int write_29f040b(struct flashchip *flash, uint8_t *buf);
348 void toggle_ready_jedec(volatile uint8_t *dst);
349 void data_polling_jedec(volatile uint8_t *dst, uint8_t data);
350 void unprotect_jedec(volatile uint8_t *bios);
351 void protect_jedec(volatile uint8_t *bios);
352 int write_byte_program_jedec(volatile uint8_t *bios, uint8_t *src,
353 volatile uint8_t *dst);
354 int probe_jedec(struct flashchip *flash);
355 int erase_chip_jedec(struct flashchip *flash);
356 int write_jedec(struct flashchip *flash, uint8_t *buf);
357 int erase_sector_jedec(volatile uint8_t *bios, unsigned int page);
358 int erase_block_jedec(volatile uint8_t *bios, unsigned int page);
359 int write_sector_jedec(volatile uint8_t *bios, uint8_t *src,
360 volatile uint8_t *dst, unsigned int page_size);
363 int probe_m29f400bt(struct flashchip *flash);
364 int erase_m29f400bt(struct flashchip *flash);
365 int block_erase_m29f400bt(volatile uint8_t *bios,
366 volatile uint8_t *dst);
367 int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
368 int write_coreboot_m29f400bt(struct flashchip *flash, uint8_t *buf);
369 void toggle_ready_m29f400bt(volatile uint8_t *dst);
370 void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data);
371 void protect_m29f400bt(volatile uint8_t *bios);
372 void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
373 volatile uint8_t *dst, int page_size);
376 int probe_29f002(struct flashchip *flash);
377 int erase_29f002(struct flashchip *flash);
378 int write_29f002(struct flashchip *flash, uint8_t *buf);
381 int probe_49fl004(struct flashchip *flash);
382 int erase_49fl004(struct flashchip *flash);
383 int write_49fl004(struct flashchip *flash, uint8_t *buf);
385 /* sharplhf00l04.c */
386 int probe_lhf00l04(struct flashchip *flash);
387 int erase_lhf00l04(struct flashchip *flash);
388 int write_lhf00l04(struct flashchip *flash, uint8_t *buf);
389 void toggle_ready_lhf00l04(volatile uint8_t *dst);
390 void data_polling_lhf00l04(volatile uint8_t *dst, uint8_t data);
391 void protect_lhf00l04(volatile uint8_t *bios);
394 int probe_28sf040(struct flashchip *flash);
395 int erase_28sf040(struct flashchip *flash);
396 int write_28sf040(struct flashchip *flash, uint8_t *buf);
399 int probe_39sf020(struct flashchip *flash);
400 int write_39sf020(struct flashchip *flash, uint8_t *buf);
403 int erase_49lf040(struct flashchip *flash);
404 int write_49lf040(struct flashchip *flash, uint8_t *buf);
407 int probe_49lfxxxc(struct flashchip *flash);
408 int erase_49lfxxxc(struct flashchip *flash);
409 int write_49lfxxxc(struct flashchip *flash, uint8_t *buf);
412 int probe_sst_fwhub(struct flashchip *flash);
413 int erase_sst_fwhub(struct flashchip *flash);
414 int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
417 int probe_w29ee011(struct flashchip *flash);
420 int write_49f002(struct flashchip *flash, uint8_t *buf);
422 #endif /* !__FLASH_H__ */