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__)
41 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);
46 /* some flash devices have an additional
49 volatile uint8_t *virtual_memory;
50 volatile uint8_t *virtual_registers;
53 extern struct flashchip flashchips[];
55 /* 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).
58 * All LPC/FWH parts (parallel flash) have 8-bit device IDs.
59 * All SPI parts have 16-bit device IDs.
62 #define ALLIANCE_ID 0x52 /* Alliance */
64 #define AMD_ID 0x01 /* AMD */
65 #define AM_29F040B 0xA4
66 #define AM_29F016D 0xAD
68 #define AMIC_ID 0x37 /* AMIC */
70 #define ASD_ID 0x25 /* ASD */
71 #define ASD_AE49F2008 0x52
73 #define ATMEL_ID 0x1F /* Atmel */
74 #define AT_29C040A 0xA4
75 #define AT_29C020 0xDA
77 #define CATALYST_ID 0x31 /* Catalyst */
79 #define EMST_ID 0x8C /* EMST / EFST */
80 #define EMST_F49B002UA 0x00
82 #define EON_ID 0x1C /* EON */
83 /* EN25 chips are SPI, first byte of device id is memory type,
84 * second byte of device id is log(bitsize)-9. */
85 #define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */
86 #define EN_25B10 0x2011
87 #define EN_25B20 0x2012
88 #define EN_25B40 0x2013
89 #define EN_25B80 0x2014
90 #define EN_25B16 0x2015
91 #define EN_25B32 0x2016
93 #define FUJITSU_ID 0x04 /* Fujitsu */
95 #define HYUNDAI_ID 0xAD /* Hyundai */
97 #define IMT_ID 0x7F /* IMT */
99 #define INTEL_ID 0x89 /* Intel */
101 #define ISSI_ID 0xD5 /* ISSI */
103 #define MSYSTEMS_ID 0x156F /* M-Systems */
104 #define MSYSTEMS_MD2200 0xDB /* ? */
105 #define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */
106 #define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */
108 #define MX_ID 0xC2 /* Macronix (MX) */
109 /* MX25 chips are SPI, first byte of device id is memory type,
110 * second byte of device id is log(bitsize)-9. */
111 #define MX_25L512 0x2010 /* 2^19 kbit or 2^16 kByte */
112 #define MX_25L1005 0x2011
113 #define MX_25L2005 0x2012
114 #define MX_25L4005 0x2013 /* MX25L4005{,A} */
115 #define MX_25L8005 0x2014
116 #define MX_25L1605 0x2015 /* MX25L1605{,A,D} */
117 #define MX_25L3205 0x2016 /* MX25L3205{,A} */
118 #define MX_25L6405 0x2017 /* MX25L3205{,D} */
119 #define MX_25L1635D 0x2415
120 #define MX_25L3235D 0x2416
121 #define MX_29F002 0xB0
123 #define PMC_ID 0x9D /* PMC */
124 #define PMC_49FL002 0x6D
125 #define PMC_49FL004 0x6E
127 #define SHARP_ID 0xB0 /* Sharp */
128 #define SHARP_LHF00L04 0xCF
130 #define SST_ID 0xBF /* SST */
131 /* SST25 chips are SPI, first byte of device id is memory type, second
132 * byte of device id is related to log(bitsize) at least for some chips. */
133 #define SST_25WF512 0x2501
134 #define SST_25WF010 0x2502
135 #define SST_25WF020 0x2503
136 #define SST_25WF040 0x2504
137 #define SST_25VF016B 0x2541
138 #define SST_25VF032B 0x254A
139 #define SST_25VF040B 0x258D
140 #define SST_25VF080B 0x258E
141 #define SST_29EE020A 0x10
142 #define SST_28SF040 0x04
143 #define SST_39SF010 0xB5
144 #define SST_39SF020 0xB6
145 #define SST_39SF040 0xB7
146 #define SST_39VF020 0xD6
147 #define SST_49LF040B 0x50
148 #define SST_49LF040 0x51
149 #define SST_49LF020A 0x52
150 #define SST_49LF080A 0x5B
151 #define SST_49LF002A 0x57
152 #define SST_49LF003A 0x1B
153 #define SST_49LF004A 0x60
154 #define SST_49LF008A 0x5A
155 #define SST_49LF004C 0x54
156 #define SST_49LF008C 0x59
157 #define SST_49LF016C 0x5C
158 #define SST_49LF160C 0x4C
160 #define ST_ID 0x20 /* ST */
161 #define ST_M50FLW040A 0x08
162 #define ST_M50FLW040B 0x28
163 #define ST_M50FLW080A 0x80
164 #define ST_M50FLW080B 0x81
165 #define ST_M50FW040 0x2C
166 #define ST_M50FW080 0x2D
167 #define ST_M50FW016 0x2E
168 #define ST_M50LPW116 0x30
169 #define ST_M29F002B 0x34
170 #define ST_M29F002T 0xB0 /* M29F002T / M29F002NT */
171 #define ST_M29F400BT 0xD5
172 #define ST_M29F040B 0xE2
173 #define ST_M29W010B 0x23
174 #define ST_M29W040B 0xE3
176 #define SYNCMOS_ID 0x40 /* SyncMOS and Mosel Vitelic */
177 #define S29C51001T 0x01
178 #define S29C51002T 0x02
179 #define S29C51004T 0x03
180 #define S29C31004T 0x63
182 #define TI_ID 0x97 /* Texas Instruments */
184 #define WINBOND_ID 0xDA /* Winbond */
185 #define W_29C011 0xC1
186 #define W_29C020C 0x45
187 #define W_29C040P 0x46
188 #define W_29EE011 0xC1
189 #define W_39V040FA 0x34
190 #define W_39V040A 0x3D
191 #define W_39V040B 0x54
192 #define W_39V080A 0xD0
193 #define W_49F002U 0x0B
194 #define W_49V002A 0xB0
195 #define W_49V002FA 0x32
197 /* function prototypes from udelay.h */
199 void myusec_delay(int time);
200 void myusec_calibrate_delay();
202 /* pci handling for board/chipset_enable */
203 struct pci_access *pacc; /* For board and chipset_enable */
204 struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
205 struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
206 uint16_t card_vendor, uint16_t card_device);
208 int board_flash_enable(char *vendor, char *part); /* board_enable.c */
209 int chipset_flash_enable(void); /* chipset_enable.c */
211 /* physical memory mapping device */
213 #if defined (__sun) && (defined(__i386) || defined(__amd64))
214 # define MEM_DEV "/dev/xsvc"
216 # define MEM_DEV "/dev/mem"
223 #define printf_debug(x...) { if (verbose) printf(x); }
226 int map_flash_registers(struct flashchip *flash);
229 int show_id(uint8_t *bios, int size);
230 int read_romlayout(char *name);
231 int find_romentry(char *name);
232 int handle_romentries(uint8_t *buffer, uint8_t *content);
235 int linuxbios_init(void);
236 extern char *lb_part, *lb_vendor;
239 int probe_spi(struct flashchip *flash);
240 int it87xx_probe_spi_flash(const char *name);
241 int generic_spi_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
242 void generic_spi_write_enable();
243 void generic_spi_write_disable();
244 int generic_spi_chip_erase(struct flashchip *flash);
245 int generic_spi_chip_write(struct flashchip *flash, uint8_t *buf);
248 int probe_82802ab(struct flashchip *flash);
249 int erase_82802ab(struct flashchip *flash);
250 int write_82802ab(struct flashchip *flash, uint8_t *buf);
253 int probe_29f040b(struct flashchip *flash);
254 int erase_29f040b(struct flashchip *flash);
255 int write_29f040b(struct flashchip *flash, uint8_t *buf);
258 void toggle_ready_jedec(volatile uint8_t *dst);
259 void data_polling_jedec(volatile uint8_t *dst, uint8_t data);
260 void unprotect_jedec(volatile uint8_t *bios);
261 void protect_jedec(volatile uint8_t *bios);
262 int write_byte_program_jedec(volatile uint8_t *bios, uint8_t *src,
263 volatile uint8_t *dst);
264 int probe_jedec(struct flashchip *flash);
265 int erase_chip_jedec(struct flashchip *flash);
266 int write_jedec(struct flashchip *flash, uint8_t *buf);
267 int erase_sector_jedec(volatile uint8_t *bios, unsigned int page);
268 int erase_block_jedec(volatile uint8_t *bios, unsigned int page);
269 int write_sector_jedec(volatile uint8_t *bios, uint8_t *src,
270 volatile uint8_t *dst, unsigned int page_size);
273 int probe_m29f400bt(struct flashchip *flash);
274 int erase_m29f400bt(struct flashchip *flash);
275 int block_erase_m29f400bt(volatile uint8_t *bios,
276 volatile uint8_t *dst);
277 int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
278 int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf);
279 void toggle_ready_m29f400bt(volatile uint8_t *dst);
280 void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data);
281 void protect_m29f400bt(volatile uint8_t *bios);
282 void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
283 volatile uint8_t *dst, int page_size);
286 int probe_29f002(struct flashchip *flash);
287 int erase_29f002(struct flashchip *flash);
288 int write_29f002(struct flashchip *flash, uint8_t *buf);
291 int probe_49fl004(struct flashchip *flash);
292 int erase_49fl004(struct flashchip *flash);
293 int write_49fl004(struct flashchip *flash, uint8_t *buf);
295 /* sharplhf00l04.c */
296 int probe_lhf00l04(struct flashchip *flash);
297 int erase_lhf00l04(struct flashchip *flash);
298 int write_lhf00l04(struct flashchip *flash, uint8_t *buf);
299 void toggle_ready_lhf00l04(volatile uint8_t *dst);
300 void data_polling_lhf00l04(volatile uint8_t *dst, uint8_t data);
301 void protect_lhf00l04(volatile uint8_t *bios);
304 int probe_28sf040(struct flashchip *flash);
305 int erase_28sf040(struct flashchip *flash);
306 int write_28sf040(struct flashchip *flash, uint8_t *buf);
309 int probe_39sf020(struct flashchip *flash);
310 int write_39sf020(struct flashchip *flash, uint8_t *buf);
313 int erase_49lf040(struct flashchip *flash);
314 int write_49lf040(struct flashchip *flash, uint8_t *buf);
317 int probe_49lfxxxc(struct flashchip *flash);
318 int erase_49lfxxxc(struct flashchip *flash);
319 int write_49lfxxxc(struct flashchip *flash, uint8_t *buf);
322 int probe_sst_fwhub(struct flashchip *flash);
323 int erase_sst_fwhub(struct flashchip *flash);
324 int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
327 int probe_w29ee011(struct flashchip *flash);
330 int write_49f002(struct flashchip *flash, uint8_t *buf);
332 #endif /* !__FLASH_H__ */