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 AMD_ID 0x01 /* AMD */
63 #define AM_29F040B 0xA4
64 #define AM_29F016D 0xAD
66 #define ASD_ID 0x25 /* ASD */
67 #define ASD_AE49F2008 0x52
69 #define ATMEL_ID 0x1F /* Atmel */
70 #define AT_29C040A 0xA4
71 #define AT_29C020 0xDA
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
84 #define MX_ID 0xC2 /* Macronix (MX) */
85 #define MX_29F002 0xB0
86 /* 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
99 #define SHARP_ID 0xB0 /* Sharp */
100 #define SHARP_LHF00L04 0xCF
102 #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
122 #define PMC_ID 0x9D /* PMC */
123 #define PMC_49FL002 0x6D
124 #define PMC_49FL004 0x6E
126 #define WINBOND_ID 0xDA /* Winbond */
127 #define W_29C011 0xC1
128 #define W_29C020C 0x45
129 #define W_29C040P 0x46
130 #define W_29EE011 0xC1
131 #define W_39V040FA 0x34
132 #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
139 #define ST_ID 0x20 /* ST */
140 #define ST_M50FLW040A 0x08
141 #define ST_M50FLW040B 0x28
142 #define ST_M50FLW080A 0x80
143 #define ST_M50FLW080B 0x81
144 #define ST_M50FW040 0x2C
145 #define ST_M50FW080 0x2D
146 #define ST_M50FW016 0x2E
147 #define ST_M50LPW116 0x30
148 #define ST_M29F002B 0x34
149 #define ST_M29F002T 0xB0 /* M29F002T / M29F002NT */
150 #define ST_M29F400BT 0xD5
151 #define ST_M29F040B 0xE2
152 #define ST_M29W010B 0x23
153 #define ST_M29W040B 0xE3
155 #define EMST_ID 0x8c /* EMST / EFST */
156 #define EMST_F49B002UA 0x00
158 #define MSYSTEMS_ID 0x156f /* M-Systems */
159 #define MSYSTEMS_MD2200 0xdb /* ? */
160 #define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */
161 #define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */
163 #define SYNCMOS_ID 0x40 /* SyncMOS */
164 #define S29C51001T 0x01
165 #define S29C51002T 0x02
166 #define S29C51004T 0x03
167 #define S29C31004T 0x63
169 /* function prototypes from udelay.h */
171 void myusec_delay(int time);
172 void myusec_calibrate_delay();
174 /* pci handling for board/chipset_enable */
175 struct pci_access *pacc; /* For board and chipset_enable */
176 struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
177 struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
178 uint16_t card_vendor, uint16_t card_device);
180 int board_flash_enable(char *vendor, char *part); /* board_enable.c */
181 int chipset_flash_enable(void); /* chipset_enable.c */
183 /* physical memory mapping device */
185 #if defined (__sun) && (defined(__i386) || defined(__amd64))
186 # define MEM_DEV "/dev/xsvc"
188 # define MEM_DEV "/dev/mem"
195 #define printf_debug(x...) { if (verbose) printf(x); }
198 int map_flash_registers(struct flashchip *flash);
201 int show_id(uint8_t *bios, int size);
202 int read_romlayout(char *name);
203 int find_romentry(char *name);
204 int handle_romentries(uint8_t *buffer, uint8_t *content);
207 int linuxbios_init(void);
208 extern char *lb_part, *lb_vendor;
211 int probe_spi(struct flashchip *flash);
212 int it87xx_probe_serial_flash(const char *name);
215 int probe_82802ab(struct flashchip *flash);
216 int erase_82802ab(struct flashchip *flash);
217 int write_82802ab(struct flashchip *flash, uint8_t *buf);
220 int probe_29f040b(struct flashchip *flash);
221 int erase_29f040b(struct flashchip *flash);
222 int write_29f040b(struct flashchip *flash, uint8_t *buf);
225 void toggle_ready_jedec(volatile uint8_t *dst);
226 void data_polling_jedec(volatile uint8_t *dst, uint8_t data);
227 void unprotect_jedec(volatile uint8_t *bios);
228 void protect_jedec(volatile uint8_t *bios);
229 int write_byte_program_jedec(volatile uint8_t *bios, uint8_t *src,
230 volatile uint8_t *dst);
231 int probe_jedec(struct flashchip *flash);
232 int erase_chip_jedec(struct flashchip *flash);
233 int write_jedec(struct flashchip *flash, uint8_t *buf);
234 int erase_sector_jedec(volatile uint8_t *bios, unsigned int page);
235 int erase_block_jedec(volatile uint8_t *bios, unsigned int page);
236 int write_sector_jedec(volatile uint8_t *bios, uint8_t *src,
237 volatile uint8_t *dst, unsigned int page_size);
240 int probe_m29f400bt(struct flashchip *flash);
241 int erase_m29f400bt(struct flashchip *flash);
242 int block_erase_m29f400bt(volatile uint8_t *bios,
243 volatile uint8_t *dst);
244 int write_m29f400bt(struct flashchip *flash, uint8_t *buf);
245 int write_linuxbios_m29f400bt(struct flashchip *flash, uint8_t *buf);
246 void toggle_ready_m29f400bt(volatile uint8_t *dst);
247 void data_polling_m29f400bt(volatile uint8_t *dst, uint8_t data);
248 void protect_m29f400bt(volatile uint8_t *bios);
249 void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
250 volatile uint8_t *dst, int page_size);
253 int probe_29f002(struct flashchip *flash);
254 int erase_29f002(struct flashchip *flash);
255 int write_29f002(struct flashchip *flash, uint8_t *buf);
258 int probe_49fl004(struct flashchip *flash);
259 int erase_49fl004(struct flashchip *flash);
260 int write_49fl004(struct flashchip *flash, uint8_t *buf);
262 /* sharplhf00l04.c */
263 int probe_lhf00l04(struct flashchip *flash);
264 int erase_lhf00l04(struct flashchip *flash);
265 int write_lhf00l04(struct flashchip *flash, uint8_t *buf);
266 void toggle_ready_lhf00l04(volatile uint8_t *dst);
267 void data_polling_lhf00l04(volatile uint8_t *dst, uint8_t data);
268 void protect_lhf00l04(volatile uint8_t *bios);
271 int probe_28sf040(struct flashchip *flash);
272 int erase_28sf040(struct flashchip *flash);
273 int write_28sf040(struct flashchip *flash, uint8_t *buf);
276 int probe_39sf020(struct flashchip *flash);
277 int write_39sf020(struct flashchip *flash, uint8_t *buf);
280 int erase_49lf040(struct flashchip *flash);
281 int write_49lf040(struct flashchip *flash, uint8_t *buf);
284 int probe_49lfxxxc(struct flashchip *flash);
285 int erase_49lfxxxc(struct flashchip *flash);
286 int write_49lfxxxc(struct flashchip *flash, uint8_t *buf);
289 int probe_sst_fwhub(struct flashchip *flash);
290 int erase_sst_fwhub(struct flashchip *flash);
291 int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
294 int probe_w29ee011(struct flashchip *flash);
297 int write_49f002(struct flashchip *flash, uint8_t *buf);
299 #endif /* !__FLASH_H__ */