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Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +00001/*
Uwe Hermannd1107642007-08-29 17:52:32 +00002 * This file is part of the flashrom project.
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +00003 *
Uwe Hermannd22a1d42007-09-09 20:21:05 +00004 * Copyright (C) 2000 Silicon Integrated System Corporation
5 * Copyright (C) 2004 Tyan Corp <yhlu@tyan.com>
Uwe Hermannc7e8a0c2009-05-19 14:14:21 +00006 * Copyright (C) 2005-2008 coresystems GmbH
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +00007 * Copyright (C) 2008,2009 Carl-Daniel Hailfinger
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +00008 *
Uwe Hermannd1107642007-08-29 17:52:32 +00009 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +000013 *
Uwe Hermannd1107642007-08-29 17:52:32 +000014 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +000018 *
Uwe Hermannd1107642007-08-29 17:52:32 +000019 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +000022 */
23
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +000024#include <fcntl.h>
Stefan Reinauer018aca82006-11-21 23:48:51 +000025#include <sys/types.h>
26#include <sys/stat.h>
Ronald G. Minnichceec4202003-07-25 04:37:41 +000027#include <string.h>
Ronald G. Minnicheaab50b2003-09-12 22:41:53 +000028#include <stdlib.h>
Ollie Lho184a4042005-11-26 21:55:36 +000029#include <getopt.h>
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +000030#include "flash.h"
Carl-Daniel Hailfinger08454642009-06-15 14:14:48 +000031#include "flashchips.h"
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +000032
Carl-Daniel Hailfingera80cfbc2009-07-22 20:13:00 +000033const char *flashrom_version = FLASHROM_VERSION;
Ronald G. Minnichceec4202003-07-25 04:37:41 +000034char *chip_to_probe = NULL;
Peter Stuge7ffbc6f2008-06-18 02:08:40 +000035int verbose = 0;
Carl-Daniel Hailfinger415e5132009-08-12 11:39:29 +000036enum programmer programmer = PROGRAMMER_INTERNAL;
Carl-Daniel Hailfingeref58a9c2009-08-12 13:32:56 +000037char *programmer_param = NULL;
Stefan Reinauer70385642007-04-06 11:58:03 +000038
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +000039const struct programmer_entry programmer_table[] = {
40 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +000041 .name = "internal",
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000042 .init = internal_init,
43 .shutdown = internal_shutdown,
Carl-Daniel Hailfinger1455b2b2009-05-11 14:13:25 +000044 .map_flash_region = physmap,
45 .unmap_flash_region = physunmap,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000046 .chip_readb = internal_chip_readb,
47 .chip_readw = internal_chip_readw,
48 .chip_readl = internal_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000049 .chip_readn = internal_chip_readn,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000050 .chip_writeb = internal_chip_writeb,
51 .chip_writew = internal_chip_writew,
52 .chip_writel = internal_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000053 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +000054 .delay = internal_delay,
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +000055 },
Luc Verhaegen8e3a6002007-04-04 22:45:58 +000056
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +000057#if DUMMY_SUPPORT == 1
Carl-Daniel Hailfingerc3129202009-05-09 00:54:55 +000058 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +000059 .name = "dummy",
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000060 .init = dummy_init,
61 .shutdown = dummy_shutdown,
Carl-Daniel Hailfinger1455b2b2009-05-11 14:13:25 +000062 .map_flash_region = dummy_map,
63 .unmap_flash_region = dummy_unmap,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000064 .chip_readb = dummy_chip_readb,
65 .chip_readw = dummy_chip_readw,
66 .chip_readl = dummy_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000067 .chip_readn = dummy_chip_readn,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000068 .chip_writeb = dummy_chip_writeb,
69 .chip_writew = dummy_chip_writew,
70 .chip_writel = dummy_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000071 .chip_writen = dummy_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +000072 .delay = internal_delay,
Carl-Daniel Hailfingerc3129202009-05-09 00:54:55 +000073 },
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +000074#endif
Carl-Daniel Hailfingerc3129202009-05-09 00:54:55 +000075
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +000076#if NIC3COM_SUPPORT == 1
Uwe Hermannb4dcb712009-05-13 11:36:06 +000077 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +000078 .name = "nic3com",
Uwe Hermannb4dcb712009-05-13 11:36:06 +000079 .init = nic3com_init,
80 .shutdown = nic3com_shutdown,
Uwe Hermannc6915932009-05-17 23:12:17 +000081 .map_flash_region = fallback_map,
82 .unmap_flash_region = fallback_unmap,
Uwe Hermannb4dcb712009-05-13 11:36:06 +000083 .chip_readb = nic3com_chip_readb,
Carl-Daniel Hailfinger9ee10772009-05-16 01:23:55 +000084 .chip_readw = fallback_chip_readw,
85 .chip_readl = fallback_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000086 .chip_readn = fallback_chip_readn,
Uwe Hermannb4dcb712009-05-13 11:36:06 +000087 .chip_writeb = nic3com_chip_writeb,
Carl-Daniel Hailfinger9ee10772009-05-16 01:23:55 +000088 .chip_writew = fallback_chip_writew,
89 .chip_writel = fallback_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000090 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +000091 .delay = internal_delay,
Uwe Hermannb4dcb712009-05-13 11:36:06 +000092 },
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +000093#endif
Uwe Hermannb4dcb712009-05-13 11:36:06 +000094
Uwe Hermann2bc98f62009-09-30 18:29:55 +000095#if GFXNVIDIA_SUPPORT == 1
96 {
97 .name = "gfxnvidia",
98 .init = gfxnvidia_init,
99 .shutdown = gfxnvidia_shutdown,
100 .map_flash_region = fallback_map,
101 .unmap_flash_region = fallback_unmap,
102 .chip_readb = gfxnvidia_chip_readb,
103 .chip_readw = fallback_chip_readw,
104 .chip_readl = fallback_chip_readl,
105 .chip_readn = fallback_chip_readn,
106 .chip_writeb = gfxnvidia_chip_writeb,
107 .chip_writew = fallback_chip_writew,
108 .chip_writel = fallback_chip_writel,
109 .chip_writen = fallback_chip_writen,
110 .delay = internal_delay,
111 },
112#endif
113
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000114#if DRKAISER_SUPPORT == 1
Rudolf Marek68720c72009-05-17 19:39:27 +0000115 {
TURBO Jb0912c02009-09-02 23:00:46 +0000116 .name = "drkaiser",
117 .init = drkaiser_init,
118 .shutdown = drkaiser_shutdown,
119 .map_flash_region = fallback_map,
120 .unmap_flash_region = fallback_unmap,
121 .chip_readb = drkaiser_chip_readb,
122 .chip_readw = fallback_chip_readw,
123 .chip_readl = fallback_chip_readl,
124 .chip_readn = fallback_chip_readn,
125 .chip_writeb = drkaiser_chip_writeb,
126 .chip_writew = fallback_chip_writew,
127 .chip_writel = fallback_chip_writel,
128 .chip_writen = fallback_chip_writen,
129 .delay = internal_delay,
130 },
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000131#endif
TURBO Jb0912c02009-09-02 23:00:46 +0000132
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000133#if SATASII_SUPPORT == 1
TURBO Jb0912c02009-09-02 23:00:46 +0000134 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000135 .name = "satasii",
Rudolf Marek68720c72009-05-17 19:39:27 +0000136 .init = satasii_init,
137 .shutdown = satasii_shutdown,
Uwe Hermannc6915932009-05-17 23:12:17 +0000138 .map_flash_region = fallback_map,
139 .unmap_flash_region = fallback_unmap,
Rudolf Marek68720c72009-05-17 19:39:27 +0000140 .chip_readb = satasii_chip_readb,
141 .chip_readw = fallback_chip_readw,
142 .chip_readl = fallback_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000143 .chip_readn = fallback_chip_readn,
Rudolf Marek68720c72009-05-17 19:39:27 +0000144 .chip_writeb = satasii_chip_writeb,
145 .chip_writew = fallback_chip_writew,
146 .chip_writel = fallback_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000147 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +0000148 .delay = internal_delay,
Rudolf Marek68720c72009-05-17 19:39:27 +0000149 },
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000150#endif
Rudolf Marek68720c72009-05-17 19:39:27 +0000151
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000152 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000153 .name = "it87spi",
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000154 .init = it87spi_init,
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000155 .shutdown = noop_shutdown,
Carl-Daniel Hailfinger415e5132009-08-12 11:39:29 +0000156 .map_flash_region = fallback_map,
157 .unmap_flash_region = fallback_unmap,
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000158 .chip_readb = noop_chip_readb,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000159 .chip_readw = fallback_chip_readw,
160 .chip_readl = fallback_chip_readl,
161 .chip_readn = fallback_chip_readn,
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000162 .chip_writeb = noop_chip_writeb,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000163 .chip_writew = fallback_chip_writew,
164 .chip_writel = fallback_chip_writel,
165 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +0000166 .delay = internal_delay,
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000167 },
168
Carl-Daniel Hailfinger3426ef62009-08-19 13:27:58 +0000169#if FT2232_SPI_SUPPORT == 1
Paul Fox05dfbe62009-06-16 21:08:06 +0000170 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000171 .name = "ft2232spi",
Paul Fox05dfbe62009-06-16 21:08:06 +0000172 .init = ft2232_spi_init,
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000173 .shutdown = noop_shutdown, /* Missing shutdown */
Carl-Daniel Hailfinger415e5132009-08-12 11:39:29 +0000174 .map_flash_region = fallback_map,
175 .unmap_flash_region = fallback_unmap,
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000176 .chip_readb = noop_chip_readb,
Paul Fox05dfbe62009-06-16 21:08:06 +0000177 .chip_readw = fallback_chip_readw,
178 .chip_readl = fallback_chip_readl,
179 .chip_readn = fallback_chip_readn,
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000180 .chip_writeb = noop_chip_writeb,
Paul Fox05dfbe62009-06-16 21:08:06 +0000181 .chip_writew = fallback_chip_writew,
182 .chip_writel = fallback_chip_writel,
183 .chip_writen = fallback_chip_writen,
184 .delay = internal_delay,
185 },
Carl-Daniel Hailfinger3426ef62009-08-19 13:27:58 +0000186#endif
Carl-Daniel Hailfinger415e5132009-08-12 11:39:29 +0000187
Carl-Daniel Hailfinger6be74112009-08-12 16:17:41 +0000188#if SERPROG_SUPPORT == 1
Urja Rannikko22915352009-06-23 11:33:43 +0000189 {
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000190 .name = "serprog",
Urja Rannikko22915352009-06-23 11:33:43 +0000191 .init = serprog_init,
192 .shutdown = serprog_shutdown,
193 .map_flash_region = fallback_map,
194 .unmap_flash_region = fallback_unmap,
195 .chip_readb = serprog_chip_readb,
196 .chip_readw = fallback_chip_readw,
197 .chip_readl = fallback_chip_readl,
198 .chip_readn = serprog_chip_readn,
199 .chip_writeb = serprog_chip_writeb,
200 .chip_writew = fallback_chip_writew,
201 .chip_writel = fallback_chip_writel,
202 .chip_writen = fallback_chip_writen,
203 .delay = serprog_delay,
204 },
Carl-Daniel Hailfinger6be74112009-08-12 16:17:41 +0000205#endif
Paul Fox05dfbe62009-06-16 21:08:06 +0000206
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000207 {}, /* This entry corresponds to PROGRAMMER_INVALID. */
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000208};
Luc Verhaegen8e3a6002007-04-04 22:45:58 +0000209
Uwe Hermann09e04f72009-05-16 22:36:00 +0000210int programmer_init(void)
211{
212 return programmer_table[programmer].init();
213}
214
215int programmer_shutdown(void)
216{
217 return programmer_table[programmer].shutdown();
218}
219
220void *programmer_map_flash_region(const char *descr, unsigned long phys_addr,
221 size_t len)
222{
223 return programmer_table[programmer].map_flash_region(descr,
224 phys_addr, len);
225}
226
227void programmer_unmap_flash_region(void *virt_addr, size_t len)
228{
229 programmer_table[programmer].unmap_flash_region(virt_addr, len);
230}
231
232void chip_writeb(uint8_t val, chipaddr addr)
233{
234 programmer_table[programmer].chip_writeb(val, addr);
235}
236
237void chip_writew(uint16_t val, chipaddr addr)
238{
239 programmer_table[programmer].chip_writew(val, addr);
240}
241
242void chip_writel(uint32_t val, chipaddr addr)
243{
244 programmer_table[programmer].chip_writel(val, addr);
245}
246
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000247void chip_writen(uint8_t *buf, chipaddr addr, size_t len)
248{
249 programmer_table[programmer].chip_writen(buf, addr, len);
250}
251
Uwe Hermann09e04f72009-05-16 22:36:00 +0000252uint8_t chip_readb(const chipaddr addr)
253{
254 return programmer_table[programmer].chip_readb(addr);
255}
256
257uint16_t chip_readw(const chipaddr addr)
258{
259 return programmer_table[programmer].chip_readw(addr);
260}
261
262uint32_t chip_readl(const chipaddr addr)
263{
264 return programmer_table[programmer].chip_readl(addr);
265}
266
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000267void chip_readn(uint8_t *buf, chipaddr addr, size_t len)
268{
269 programmer_table[programmer].chip_readn(buf, addr, len);
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000270}
271
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +0000272void programmer_delay(int usecs)
273{
274 programmer_table[programmer].delay(usecs);
275}
276
Peter Stuge776d2022009-01-26 00:39:57 +0000277void map_flash_registers(struct flashchip *flash)
Stefan Reinauerff4f1972007-05-24 08:48:10 +0000278{
Stefan Reinauerff4f1972007-05-24 08:48:10 +0000279 size_t size = flash->total_size * 1024;
Carl-Daniel Hailfingerd0fc9462009-05-11 14:01:17 +0000280 /* Flash registers live 4 MByte below the flash. */
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000281 /* FIXME: This is incorrect for nonstandard flashbase. */
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000282 flash->virtual_registers = (chipaddr)programmer_map_flash_region("flash chip registers", (0xFFFFFFFF - 0x400000 - size + 1), size);
Stefan Reinauerff4f1972007-05-24 08:48:10 +0000283}
284
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000285int read_memmapped(struct flashchip *flash, uint8_t *buf, int start, int len)
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000286{
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000287 chip_readn(buf, flash->virtual_memory + start, len);
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000288
289 return 0;
290}
291
Carl-Daniel Hailfinger38a059d2009-06-13 12:04:03 +0000292int min(int a, int b)
293{
294 return (a < b) ? a : b;
295}
296
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000297int max(int a, int b)
298{
299 return (a > b) ? a : b;
300}
301
Carl-Daniel Hailfingerb22918c2009-06-01 02:08:58 +0000302char *strcat_realloc(char *dest, const char *src)
303{
304 dest = realloc(dest, strlen(dest) + strlen(src) + 1);
305 if (!dest)
306 return NULL;
307 strcat(dest, src);
308 return dest;
309}
310
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000311/* start is an offset to the base address of the flash chip */
312int check_erased_range(struct flashchip *flash, int start, int len)
313{
314 int ret;
315 uint8_t *cmpbuf = malloc(len);
316
317 if (!cmpbuf) {
318 fprintf(stderr, "Could not allocate memory!\n");
319 exit(1);
320 }
321 memset(cmpbuf, 0xff, len);
322 ret = verify_range(flash, cmpbuf, start, len, "ERASE");
323 free(cmpbuf);
324 return ret;
325}
326
327/**
328 * @cmpbuf buffer to compare against
329 * @start offset to the base address of the flash chip
330 * @len length of the verified area
331 * @message string to print in the "FAILED" message
332 * @return 0 for success, -1 for failure
333 */
334int verify_range(struct flashchip *flash, uint8_t *cmpbuf, int start, int len, char *message)
335{
336 int i, j, starthere, lenhere, ret = 0;
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000337 int page_size = flash->page_size;
338 uint8_t *readbuf = malloc(page_size);
Carl-Daniel Hailfinger49b9cab2009-07-23 01:42:56 +0000339 int failcount = 0;
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000340
341 if (!len)
342 goto out_free;
343
Carl-Daniel Hailfinger23290662009-06-24 08:20:45 +0000344 if (!flash->read) {
345 fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n");
346 return 1;
347 }
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000348 if (!readbuf) {
349 fprintf(stderr, "Could not allocate memory!\n");
350 exit(1);
351 }
352
353 if (start + len > flash->total_size * 1024) {
354 fprintf(stderr, "Error: %s called with start 0x%x + len 0x%x >"
355 " total_size 0x%x\n", __func__, start, len,
356 flash->total_size * 1024);
357 ret = -1;
358 goto out_free;
359 }
360 if (!message)
361 message = "VERIFY";
362
363 /* Warning: This loop has a very unusual condition and body.
364 * The loop needs to go through each page with at least one affected
365 * byte. The lowest page number is (start / page_size) since that
366 * division rounds down. The highest page number we want is the page
367 * where the last byte of the range lives. That last byte has the
368 * address (start + len - 1), thus the highest page number is
369 * (start + len - 1) / page_size. Since we want to include that last
370 * page as well, the loop condition uses <=.
371 */
372 for (i = start / page_size; i <= (start + len - 1) / page_size; i++) {
373 /* Byte position of the first byte in the range in this page. */
374 starthere = max(start, i * page_size);
375 /* Length of bytes in the range in this page. */
376 lenhere = min(start + len, (i + 1) * page_size) - starthere;
Carl-Daniel Hailfinger23290662009-06-24 08:20:45 +0000377 flash->read(flash, readbuf, starthere, lenhere);
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000378 for (j = 0; j < lenhere; j++) {
379 if (cmpbuf[starthere - start + j] != readbuf[j]) {
Carl-Daniel Hailfinger49b9cab2009-07-23 01:42:56 +0000380 /* Only print the first failure. */
381 if (!failcount++)
382 fprintf(stderr, "%s FAILED at 0x%08x! "
383 "Expected=0x%02x, Read=0x%02x,",
384 message, starthere + j,
385 cmpbuf[starthere - start + j],
386 readbuf[j]);
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000387 }
388 }
389 }
Carl-Daniel Hailfinger49b9cab2009-07-23 01:42:56 +0000390 if (failcount) {
391 fprintf(stderr, " failed byte count from 0x%08x-0x%08x: 0x%x\n",
392 start, start + len - 1, failcount);
393 ret = -1;
394 }
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000395
396out_free:
397 free(readbuf);
398 return ret;
399}
400
Peter Stuge483b8f02008-09-03 23:10:05 +0000401struct flashchip *probe_flash(struct flashchip *first_flash, int force)
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000402{
Peter Stuge483b8f02008-09-03 23:10:05 +0000403 struct flashchip *flash;
Peter Stuge7ccce542008-12-03 23:36:48 +0000404 unsigned long base = 0, size;
Carl-Daniel Hailfingerb22918c2009-06-01 02:08:58 +0000405 char *tmp;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000406
Peter Stuge483b8f02008-09-03 23:10:05 +0000407 for (flash = first_flash; flash && flash->name; flash++) {
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000408 if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0)
Ollie Lhocbbf1252004-03-17 22:22:08 +0000409 continue;
Stefan Reinauerac378972008-03-17 22:59:40 +0000410 printf_debug("Probing for %s %s, %d KB: ",
411 flash->vendor, flash->name, flash->total_size);
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000412 if (!flash->probe && !force) {
Peter Stugef31104c2008-04-28 14:47:30 +0000413 printf_debug("failed! flashrom has no probe function for this flash chip.\n");
Peter Stugef31104c2008-04-28 14:47:30 +0000414 continue;
415 }
Carl-Daniel Hailfingerb22918c2009-06-01 02:08:58 +0000416 if (!(buses_supported & flash->bustype)) {
417 tmp = flashbuses_to_text(buses_supported);
418 printf_debug("skipped. Host bus type %s ", tmp);
419 free(tmp);
420 tmp = flashbuses_to_text(flash->bustype);
421 printf_debug("and chip bus type %s are incompatible.\n", tmp);
422 free(tmp);
423 continue;
424 }
Stefan Reinauer70385642007-04-06 11:58:03 +0000425
Ollie Lhocbbf1252004-03-17 22:22:08 +0000426 size = flash->total_size * 1024;
Stefan Reinauer70385642007-04-06 11:58:03 +0000427
Carl-Daniel Hailfinger97d6b092009-05-09 07:27:23 +0000428 base = flashbase ? flashbase : (0xffffffff - size + 1);
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000429 flash->virtual_memory = (chipaddr)programmer_map_flash_region("flash chip", base, size);
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000430
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000431 if (force)
432 break;
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000433
Peter Stuge483b8f02008-09-03 23:10:05 +0000434 if (flash->probe(flash) != 1)
435 goto notfound;
436
Uwe Hermann394131e2008-10-18 21:14:13 +0000437 if (first_flash == flashchips
438 || flash->model_id != GENERIC_DEVICE_ID)
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000439 break;
440
Peter Stuge483b8f02008-09-03 23:10:05 +0000441notfound:
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000442 programmer_unmap_flash_region((void *)flash->virtual_memory, size);
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000443 }
Uwe Hermannffec5f32007-08-23 16:08:21 +0000444
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000445 if (!flash || !flash->name)
446 return NULL;
447
Uwe Hermann9899cad2009-06-28 21:47:57 +0000448 printf("Found chip \"%s %s\" (%d KB, %s) at physical address 0x%lx.\n",
449 flash->vendor, flash->name, flash->total_size,
450 flashbuses_to_text(flash->bustype), base);
451
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000452 return flash;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000453}
454
Stefan Reinauere3705282005-12-18 16:41:10 +0000455int verify_flash(struct flashchip *flash, uint8_t *buf)
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000456{
Carl-Daniel Hailfinger23290662009-06-24 08:20:45 +0000457 int ret;
Ollie Lho761bf1b2004-03-20 16:46:10 +0000458 int total_size = flash->total_size * 1024;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000459
Uwe Hermanna502dce2007-10-17 23:55:15 +0000460 printf("Verifying flash... ");
Uwe Hermanna7e05482007-05-09 10:17:44 +0000461
Carl-Daniel Hailfinger23290662009-06-24 08:20:45 +0000462 ret = verify_range(flash, buf, 0, total_size, NULL);
Uwe Hermanna7e05482007-05-09 10:17:44 +0000463
Carl-Daniel Hailfinger23290662009-06-24 08:20:45 +0000464 if (!ret)
465 printf("VERIFIED. \n");
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000466
Carl-Daniel Hailfinger23290662009-06-24 08:20:45 +0000467 return ret;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000468}
469
Carl-Daniel Hailfinger49eb4dd2009-06-19 11:23:57 +0000470int read_flash(struct flashchip *flash, char *filename)
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000471{
472 unsigned long numbytes;
473 FILE *image;
474 unsigned long size = flash->total_size * 1024;
475 unsigned char *buf = calloc(size, sizeof(char));
Stephan Guilloux21dd55b2009-06-01 22:07:52 +0000476
477 if (!filename) {
478 printf("Error: No filename specified.\n");
479 return 1;
480 }
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000481 if ((image = fopen(filename, "w")) == NULL) {
482 perror(filename);
483 exit(1);
484 }
485 printf("Reading flash... ");
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000486 if (!flash->read) {
487 printf("FAILED!\n");
488 fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n");
489 return 1;
490 } else
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000491 flash->read(flash, buf, 0, size);
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000492
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000493 numbytes = fwrite(buf, 1, size, image);
494 fclose(image);
Stephan Guilloux5a8b2442009-06-01 21:37:00 +0000495 free(buf);
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000496 printf("%s.\n", numbytes == size ? "done" : "FAILED");
497 if (numbytes != size)
498 return 1;
499 return 0;
500}
501
502int erase_flash(struct flashchip *flash)
503{
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000504 int i, j, k, ret = 0, found = 0;
505
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000506 printf("Erasing flash chip... ");
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000507 for (k = 0; k < NUM_ERASEFUNCTIONS; k++) {
508 unsigned long done = 0;
509 struct block_eraser eraser = flash->block_erasers[k];
510
511 printf_debug("Looking at blockwise erase function %i... ", k);
512 if (!eraser.block_erase && !eraser.eraseblocks[0].count) {
513 printf_debug("not defined. "
514 "Looking for another erase function.\n");
515 continue;
516 }
517 if (!eraser.block_erase && eraser.eraseblocks[0].count) {
518 printf_debug("eraseblock layout is known, but no "
519 "matching block erase function found. "
520 "Looking for another erase function.\n");
521 continue;
522 }
523 if (eraser.block_erase && !eraser.eraseblocks[0].count) {
524 printf_debug("block erase function found, but "
525 "eraseblock layout is unknown. "
526 "Looking for another erase function.\n");
527 continue;
528 }
529 found = 1;
530 printf_debug("trying... ");
531 for (i = 0; i < NUM_ERASEREGIONS; i++) {
532 /* count==0 for all automatically initialized array
533 * members so the loop below won't be executed for them.
534 */
535 for (j = 0; j < eraser.eraseblocks[i].count; j++) {
536 ret = eraser.block_erase(flash, done + eraser.eraseblocks[i].size * j, eraser.eraseblocks[i].size);
537 if (ret)
538 break;
539 }
540 if (ret)
541 break;
542 }
543 /* If everything is OK, don't try another erase function. */
544 if (!ret)
545 break;
546 }
547 /* If no block erase function was found or block erase failed, retry. */
548 if ((!found || ret) && (flash->erase)) {
549 found = 1;
550 printf_debug("Trying whole-chip erase function... ");
551 ret = flash->erase(flash);
552 }
553 if (!found) {
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000554 fprintf(stderr, "ERROR: flashrom has no erase function for this flash chip.\n");
555 return 1;
556 }
Carl-Daniel Hailfingerf160a122009-05-08 17:15:15 +0000557
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000558 if (ret) {
559 fprintf(stderr, "FAILED!\n");
560 } else {
561 printf("SUCCESS.\n");
562 }
563 return ret;
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000564}
565
Uwe Hermannc67d0372009-10-01 18:40:02 +0000566void emergency_help_message(void)
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000567{
568 fprintf(stderr, "Your flash chip is in an unknown state.\n"
Uwe Hermannc67d0372009-10-01 18:40:02 +0000569 "Get help on IRC at irc.freenode.net (channel #flashrom) or\n"
570 "mail flashrom@flashrom.org!\n--------------------"
571 "-----------------------------------------------------------\n"
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000572 "DO NOT REBOOT OR POWEROFF!\n");
573}
574
Ronald G. Minniche5559572003-03-28 03:29:43 +0000575void usage(const char *name)
576{
Carl-Daniel Hailfinger204b0762009-08-13 11:38:44 +0000577 const char *pname;
578 int pnamelen;
579 int remaining = 0;
580 enum programmer p;
581
Carl-Daniel Hailfinger49eb4dd2009-06-19 11:23:57 +0000582 printf("usage: %s [-VfLzhR] [-E|-r file|-w file|-v file] [-c chipname]\n"
Carl-Daniel Hailfinger5d1f4182009-06-24 08:18:38 +0000583 " [-m [vendor:]part] [-l file] [-i image] [-p programmer]\n\n", name);
Uwe Hermannc7e8a0c2009-05-19 14:14:21 +0000584
Uwe Hermanne8ba5382009-05-22 11:37:27 +0000585 printf("Please note that the command line interface for flashrom will "
586 "change before\nflashrom 1.0. Do not use flashrom in scripts "
587 "or other automated tools without\nchecking that your flashrom"
588 " version won't interpret options in a different way.\n\n");
Uwe Hermannc7e8a0c2009-05-19 14:14:21 +0000589
Uwe Hermanna7e05482007-05-09 10:17:44 +0000590 printf
Peter Stuge6b53fed2008-01-27 16:21:21 +0000591 (" -r | --read: read flash and save into file\n"
592 " -w | --write: write file into flash\n"
593 " -v | --verify: verify flash against file\n"
Uwe Hermannea07f622009-06-24 17:31:08 +0000594 " -n | --noverify: don't verify flash against file\n"
Peter Stuge6b53fed2008-01-27 16:21:21 +0000595 " -E | --erase: erase flash device\n"
596 " -V | --verbose: more verbose output\n"
597 " -c | --chip <chipname>: probe only for specified flash chip\n"
Peter Stuge6b53fed2008-01-27 16:21:21 +0000598 " -m | --mainboard <[vendor:]part>: override mainboard settings\n"
599 " -f | --force: force write without checking image\n"
Uwe Hermanne8ba5382009-05-22 11:37:27 +0000600 " -l | --layout <file.layout>: read ROM layout from file\n"
Peter Stuge6b53fed2008-01-27 16:21:21 +0000601 " -i | --image <name>: only flash image name from flash layout\n"
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000602 " -L | --list-supported: print supported devices\n"
Uwe Hermann707f1eb2009-09-18 13:38:14 +0000603#if PRINT_WIKI_SUPPORT == 1
Uwe Hermann20a293f2009-06-19 10:42:43 +0000604 " -z | --list-supported-wiki: print supported devices in wiki syntax\n"
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000605#endif
Carl-Daniel Hailfinger204b0762009-08-13 11:38:44 +0000606 " -p | --programmer <name>: specify the programmer device");
607
608 for (p = 0; p < PROGRAMMER_INVALID; p++) {
609 pname = programmer_table[p].name;
610 pnamelen = strlen(pname);
611 if (remaining - pnamelen - 2 < 0) {
612 printf("\n ");
613 remaining = 43;
614 } else {
615 printf(" ");
616 remaining--;
617 }
618 if (p == 0) {
619 printf("(");
620 remaining--;
621 }
622 printf("%s", pname);
623 remaining -= pnamelen;
624 if (p < PROGRAMMER_INVALID - 1) {
625 printf(",");
626 remaining--;
627 } else {
628 printf(")\n");
629 }
630 }
631
632 printf(
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000633 " -h | --help: print this help text\n"
Peter Stuge6b53fed2008-01-27 16:21:21 +0000634 " -R | --version: print the version (release)\n"
Carl-Daniel Hailfinger5d1f4182009-06-24 08:18:38 +0000635 "\nYou can specify one of -E, -r, -w, -v or no operation. If no operation is\n"
636 "specified, then all that happens is that flash info is dumped.\n\n");
Ollie Lhocbbf1252004-03-17 22:22:08 +0000637 exit(1);
Ronald G. Minniche5559572003-03-28 03:29:43 +0000638}
639
Bernhard Walle201bde32008-01-21 15:24:22 +0000640void print_version(void)
641{
Carl-Daniel Hailfingera80cfbc2009-07-22 20:13:00 +0000642 printf("flashrom v%s\n", flashrom_version);
Bernhard Walle201bde32008-01-21 15:24:22 +0000643}
644
Ollie Lho761bf1b2004-03-20 16:46:10 +0000645int main(int argc, char *argv[])
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000646{
Ollie Lho184a4042005-11-26 21:55:36 +0000647 uint8_t *buf;
Peter Stuge1fec0f32009-01-12 21:00:35 +0000648 unsigned long size, numbytes;
Ollie Lho761bf1b2004-03-20 16:46:10 +0000649 FILE *image;
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000650 /* Probe for up to three flash chips. */
651 struct flashchip *flash, *flashes[3];
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000652 const char *name;
653 int namelen;
Ollie Lhocbbf1252004-03-17 22:22:08 +0000654 int opt;
Ollie Lho184a4042005-11-26 21:55:36 +0000655 int option_index = 0;
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000656 int force = 0;
Uwe Hermanna7e05482007-05-09 10:17:44 +0000657 int read_it = 0, write_it = 0, erase_it = 0, verify_it = 0;
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000658 int dont_verify_it = 0, list_supported = 0;
Uwe Hermann707f1eb2009-09-18 13:38:14 +0000659#if PRINT_WIKI_SUPPORT == 1
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000660 int list_supported_wiki = 0;
661#endif
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000662 int operation_specified = 0;
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000663 int ret = 0, i;
Ollie Lho184a4042005-11-26 21:55:36 +0000664
Uwe Hermann707f1eb2009-09-18 13:38:14 +0000665#if PRINT_WIKI_SUPPORT == 1
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000666 const char *optstring = "rRwvnVEfc:m:l:i:p:Lzh";
667#else
668 const char *optstring = "rRwvnVEfc:m:l:i:p:Lh";
669#endif
Uwe Hermanna7e05482007-05-09 10:17:44 +0000670 static struct option long_options[] = {
671 {"read", 0, 0, 'r'},
672 {"write", 0, 0, 'w'},
673 {"erase", 0, 0, 'E'},
674 {"verify", 0, 0, 'v'},
Uwe Hermannea07f622009-06-24 17:31:08 +0000675 {"noverify", 0, 0, 'n'},
Uwe Hermanna7e05482007-05-09 10:17:44 +0000676 {"chip", 1, 0, 'c'},
Uwe Hermanna7e05482007-05-09 10:17:44 +0000677 {"mainboard", 1, 0, 'm'},
678 {"verbose", 0, 0, 'V'},
679 {"force", 0, 0, 'f'},
680 {"layout", 1, 0, 'l'},
681 {"image", 1, 0, 'i'},
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000682 {"list-supported", 0, 0, 'L'},
Uwe Hermann707f1eb2009-09-18 13:38:14 +0000683#if PRINT_WIKI_SUPPORT == 1
Uwe Hermann20a293f2009-06-19 10:42:43 +0000684 {"list-supported-wiki", 0, 0, 'z'},
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000685#endif
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000686 {"programmer", 1, 0, 'p'},
Uwe Hermanna7e05482007-05-09 10:17:44 +0000687 {"help", 0, 0, 'h'},
Bernhard Walle201bde32008-01-21 15:24:22 +0000688 {"version", 0, 0, 'R'},
Uwe Hermanna7e05482007-05-09 10:17:44 +0000689 {0, 0, 0, 0}
Ollie Lho184a4042005-11-26 21:55:36 +0000690 };
Uwe Hermanna7e05482007-05-09 10:17:44 +0000691
Ollie Lhocbbf1252004-03-17 22:22:08 +0000692 char *filename = NULL;
Ronald G. Minnichceec4202003-07-25 04:37:41 +0000693
Uwe Hermanna7e05482007-05-09 10:17:44 +0000694 char *tempstr = NULL, *tempstr2 = NULL;
Yinghai Luad8ffd22004-10-20 05:07:16 +0000695
Carl-Daniel Hailfinger259fa012009-05-07 00:59:53 +0000696 print_version();
697
Yinghai Luad8ffd22004-10-20 05:07:16 +0000698 if (argc > 1) {
699 /* Yes, print them. */
700 int i;
Uwe Hermanna7e05482007-05-09 10:17:44 +0000701 printf_debug("The arguments are:\n");
Yinghai Luad8ffd22004-10-20 05:07:16 +0000702 for (i = 1; i < argc; ++i)
Uwe Hermanna7e05482007-05-09 10:17:44 +0000703 printf_debug("%s\n", argv[i]);
Yinghai Luad8ffd22004-10-20 05:07:16 +0000704 }
705
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000706 /* Safety check. */
707 if (ARRAY_SIZE(programmer_table) - 1 != PROGRAMMER_INVALID) {
708 fprintf(stderr, "Programmer table miscompilation!\n");
709 exit(1);
710 }
Carl-Daniel Hailfinger3426ef62009-08-19 13:27:58 +0000711 if (spi_programmer_count - 1 != SPI_CONTROLLER_INVALID) {
712 fprintf(stderr, "SPI programmer table miscompilation!\n");
713 exit(1);
714 }
Carl-Daniel Hailfinger547872b2009-09-28 13:15:16 +0000715#if BITBANG_SPI_SUPPORT == 1
Carl-Daniel Hailfinger3a4781e2009-10-01 14:51:25 +0000716 if (bitbang_spi_master_count - 1 != BITBANG_SPI_INVALID) {
Carl-Daniel Hailfinger547872b2009-09-28 13:15:16 +0000717 fprintf(stderr, "Bitbanging SPI master table miscompilation!\n");
718 exit(1);
719 }
720#endif
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000721
Ollie Lhocbbf1252004-03-17 22:22:08 +0000722 setbuf(stdout, NULL);
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000723 while ((opt = getopt_long(argc, argv, optstring,
Uwe Hermanna7e05482007-05-09 10:17:44 +0000724 long_options, &option_index)) != EOF) {
Ollie Lhocbbf1252004-03-17 22:22:08 +0000725 switch (opt) {
726 case 'r':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000727 if (++operation_specified > 1) {
728 fprintf(stderr, "More than one operation "
729 "specified. Aborting.\n");
730 exit(1);
731 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000732 read_it = 1;
733 break;
734 case 'w':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000735 if (++operation_specified > 1) {
736 fprintf(stderr, "More than one operation "
737 "specified. Aborting.\n");
738 exit(1);
739 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000740 write_it = 1;
741 break;
742 case 'v':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000743 if (++operation_specified > 1) {
744 fprintf(stderr, "More than one operation "
745 "specified. Aborting.\n");
746 exit(1);
747 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000748 verify_it = 1;
749 break;
Uwe Hermannea07f622009-06-24 17:31:08 +0000750 case 'n':
751 dont_verify_it = 1;
752 break;
Ollie Lhocbbf1252004-03-17 22:22:08 +0000753 case 'c':
754 chip_to_probe = strdup(optarg);
755 break;
Ollie Lho789ad3d2004-03-18 20:27:33 +0000756 case 'V':
757 verbose = 1;
758 break;
Ollie Lhoefa28582004-12-08 20:10:01 +0000759 case 'E':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000760 if (++operation_specified > 1) {
761 fprintf(stderr, "More than one operation "
762 "specified. Aborting.\n");
763 exit(1);
764 }
Ollie Lhoefa28582004-12-08 20:10:01 +0000765 erase_it = 1;
766 break;
Ollie Lho184a4042005-11-26 21:55:36 +0000767 case 'm':
768 tempstr = strdup(optarg);
769 strtok(tempstr, ":");
Uwe Hermanna7e05482007-05-09 10:17:44 +0000770 tempstr2 = strtok(NULL, ":");
Ollie Lho184a4042005-11-26 21:55:36 +0000771 if (tempstr2) {
Uwe Hermanna7e05482007-05-09 10:17:44 +0000772 lb_vendor = tempstr;
773 lb_part = tempstr2;
Ollie Lho184a4042005-11-26 21:55:36 +0000774 } else {
Peter Stuge6b53fed2008-01-27 16:21:21 +0000775 lb_vendor = NULL;
776 lb_part = tempstr;
Ollie Lho184a4042005-11-26 21:55:36 +0000777 }
778 break;
779 case 'f':
Uwe Hermanna7e05482007-05-09 10:17:44 +0000780 force = 1;
Ollie Lho184a4042005-11-26 21:55:36 +0000781 break;
782 case 'l':
Uwe Hermanna7e05482007-05-09 10:17:44 +0000783 tempstr = strdup(optarg);
Stefan Reinauer0a05d672007-04-14 16:32:59 +0000784 if (read_romlayout(tempstr))
785 exit(1);
Ollie Lho184a4042005-11-26 21:55:36 +0000786 break;
787 case 'i':
Uwe Hermanna7e05482007-05-09 10:17:44 +0000788 tempstr = strdup(optarg);
Ollie Lho184a4042005-11-26 21:55:36 +0000789 find_romentry(tempstr);
790 break;
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000791 case 'L':
Uwe Hermann05fab752009-05-16 23:42:17 +0000792 list_supported = 1;
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000793 break;
Uwe Hermann707f1eb2009-09-18 13:38:14 +0000794#if PRINT_WIKI_SUPPORT == 1
Uwe Hermann20a293f2009-06-19 10:42:43 +0000795 case 'z':
796 list_supported_wiki = 1;
797 break;
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000798#endif
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000799 case 'p':
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000800 for (programmer = 0; programmer < PROGRAMMER_INVALID; programmer++) {
801 name = programmer_table[programmer].name;
802 namelen = strlen(name);
803 if (strncmp(optarg, name, namelen) == 0) {
804 switch (optarg[namelen]) {
Carl-Daniel Hailfinger664e7ad2009-08-19 15:03:28 +0000805 case ':':
Carl-Daniel Hailfinger37fc4692009-08-12 14:34:35 +0000806 programmer_param = strdup(optarg + namelen + 1);
807 break;
808 case '\0':
809 break;
810 default:
811 /* The continue refers to the
812 * for loop. It is here to be
813 * able to differentiate between
814 * foo and foobar.
815 */
816 continue;
817 }
818 break;
819 }
820 }
821 if (programmer == PROGRAMMER_INVALID) {
Carl-Daniel Hailfinger664e7ad2009-08-19 15:03:28 +0000822 printf("Error: Unknown programmer %s.\n", optarg);
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000823 exit(1);
824 }
825 break;
Bernhard Walle201bde32008-01-21 15:24:22 +0000826 case 'R':
Carl-Daniel Hailfinger259fa012009-05-07 00:59:53 +0000827 /* print_version() is always called during startup. */
Bernhard Walle201bde32008-01-21 15:24:22 +0000828 exit(0);
829 break;
Ollie Lho184a4042005-11-26 21:55:36 +0000830 case 'h':
Ollie Lhocbbf1252004-03-17 22:22:08 +0000831 default:
832 usage(argv[0]);
833 break;
834 }
835 }
Yinghai Luad8ffd22004-10-20 05:07:16 +0000836
Uwe Hermann05fab752009-05-16 23:42:17 +0000837 if (list_supported) {
838 print_supported_chips();
839 print_supported_chipsets();
840 print_supported_boards();
841 printf("\nSupported PCI devices flashrom can use "
842 "as programmer:\n\n");
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000843#if NIC3COM_SUPPORT == 1
Uwe Hermann05fab752009-05-16 23:42:17 +0000844 print_supported_pcidevs(nics_3com);
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000845#endif
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000846#if GFXNVIDIA_SUPPORT == 1
847 print_supported_pcidevs(gfx_nvidia);
848#endif
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000849#if DRKAISER_SUPPORT == 1
TURBO Jb0912c02009-09-02 23:00:46 +0000850 print_supported_pcidevs(drkaiser_pcidev);
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000851#endif
852#if SATASII_SUPPORT == 1
Uwe Hermanneaefb482009-05-17 22:57:34 +0000853 print_supported_pcidevs(satas_sii);
Carl-Daniel Hailfinger4740c6f2009-09-16 10:09:21 +0000854#endif
Uwe Hermann05fab752009-05-16 23:42:17 +0000855 exit(0);
856 }
857
Uwe Hermann707f1eb2009-09-18 13:38:14 +0000858#if PRINT_WIKI_SUPPORT == 1
Uwe Hermann20a293f2009-06-19 10:42:43 +0000859 if (list_supported_wiki) {
Uwe Hermanna2d05012009-06-20 01:21:38 +0000860 print_wiki_tables();
Uwe Hermann20a293f2009-06-19 10:42:43 +0000861 exit(0);
862 }
Carl-Daniel Hailfinger9c8476b2009-09-16 12:19:03 +0000863#endif
Uwe Hermann20a293f2009-06-19 10:42:43 +0000864
Ollie Lhocbbf1252004-03-17 22:22:08 +0000865 if (read_it && write_it) {
Uwe Hermann793bdcd2008-05-22 22:47:04 +0000866 printf("Error: -r and -w are mutually exclusive.\n");
Ollie Lhocbbf1252004-03-17 22:22:08 +0000867 usage(argv[0]);
868 }
Ronald G. Minniche5559572003-03-28 03:29:43 +0000869
Ollie Lhocbbf1252004-03-17 22:22:08 +0000870 if (optind < argc)
871 filename = argv[optind++];
Ronald G. Minniche5559572003-03-28 03:29:43 +0000872
Carl-Daniel Hailfinger34cc6cc2009-06-28 10:57:58 +0000873 if (programmer_init()) {
874 fprintf(stderr, "Error: Programmer initialization failed.\n");
875 exit(1);
876 }
Luc Verhaegen8e3a6002007-04-04 22:45:58 +0000877
Ollie Lhocbbf1252004-03-17 22:22:08 +0000878 myusec_calibrate_delay();
Ollie Lho184a4042005-11-26 21:55:36 +0000879
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000880 for (i = 0; i < ARRAY_SIZE(flashes); i++) {
Uwe Hermann394131e2008-10-18 21:14:13 +0000881 flashes[i] =
882 probe_flash(i ? flashes[i - 1] + 1 : flashchips, 0);
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000883 if (!flashes[i])
884 for (i++; i < ARRAY_SIZE(flashes); i++)
885 flashes[i] = NULL;
886 }
887
888 if (flashes[1]) {
889 printf("Multiple flash chips were detected:");
890 for (i = 0; i < ARRAY_SIZE(flashes) && flashes[i]; i++)
891 printf(" %s", flashes[i]->name);
892 printf("\nPlease specify which chip to use with the -c <chipname> option.\n");
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000893 programmer_shutdown();
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000894 exit(1);
895 } else if (!flashes[0]) {
Ollie Lho184a4042005-11-26 21:55:36 +0000896 printf("No EEPROM/flash device found.\n");
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000897 if (!force || !chip_to_probe) {
898 printf("If you know which flash chip you have, and if this version of flashrom\n");
899 printf("supports a similar flash chip, you can try to force read your chip. Run:\n");
900 printf("flashrom -f -r -c similar_supported_flash_chip filename\n");
901 printf("\n");
902 printf("Note: flashrom can never write when the flash chip isn't found automatically.\n");
903 }
904 if (force && read_it && chip_to_probe) {
905 printf("Force read (-f -r -c) requested, forcing chip probe success:\n");
906 flashes[0] = probe_flash(flashchips, 1);
907 if (!flashes[0]) {
908 printf("flashrom does not support a flash chip named '%s'.\n", chip_to_probe);
909 printf("Run flashrom -L to view the hardware supported in this flashrom version.\n");
910 exit(1);
911 }
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000912 printf("Please note that forced reads most likely contain garbage.\n");
Carl-Daniel Hailfinger49eb4dd2009-06-19 11:23:57 +0000913 return read_flash(flashes[0], filename);
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000914 }
Jordan Crouse144ede62007-10-04 06:26:41 +0000915 // FIXME: flash writes stay enabled!
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000916 programmer_shutdown();
Ollie Lhocbbf1252004-03-17 22:22:08 +0000917 exit(1);
918 }
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000919
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000920 flash = flashes[0];
921
Peter Stuge1159d582008-05-03 04:34:37 +0000922 if (TEST_OK_MASK != (flash->tested & TEST_OK_MASK)) {
923 printf("===\n");
924 if (flash->tested & TEST_BAD_MASK) {
925 printf("This flash part has status NOT WORKING for operations:");
926 if (flash->tested & TEST_BAD_PROBE)
927 printf(" PROBE");
928 if (flash->tested & TEST_BAD_READ)
929 printf(" READ");
930 if (flash->tested & TEST_BAD_ERASE)
931 printf(" ERASE");
932 if (flash->tested & TEST_BAD_WRITE)
933 printf(" WRITE");
934 printf("\n");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000935 }
936 if ((!(flash->tested & TEST_BAD_PROBE) && !(flash->tested & TEST_OK_PROBE)) ||
937 (!(flash->tested & TEST_BAD_READ) && !(flash->tested & TEST_OK_READ)) ||
938 (!(flash->tested & TEST_BAD_ERASE) && !(flash->tested & TEST_OK_ERASE)) ||
939 (!(flash->tested & TEST_BAD_WRITE) && !(flash->tested & TEST_OK_WRITE))) {
Peter Stuge1159d582008-05-03 04:34:37 +0000940 printf("This flash part has status UNTESTED for operations:");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000941 if (!(flash->tested & TEST_BAD_PROBE) && !(flash->tested & TEST_OK_PROBE))
Peter Stuge1159d582008-05-03 04:34:37 +0000942 printf(" PROBE");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000943 if (!(flash->tested & TEST_BAD_READ) && !(flash->tested & TEST_OK_READ))
Peter Stuge1159d582008-05-03 04:34:37 +0000944 printf(" READ");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000945 if (!(flash->tested & TEST_BAD_ERASE) && !(flash->tested & TEST_OK_ERASE))
Peter Stuge1159d582008-05-03 04:34:37 +0000946 printf(" ERASE");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000947 if (!(flash->tested & TEST_BAD_WRITE) && !(flash->tested & TEST_OK_WRITE))
Peter Stuge1159d582008-05-03 04:34:37 +0000948 printf(" WRITE");
949 printf("\n");
950 }
Stefan Reinauer22ea8cd2009-07-30 13:32:26 +0000951 printf("Please email a report to flashrom@flashrom.org if any "
Uwe Hermanna9720402009-05-21 15:55:46 +0000952 "of the above operations\nwork correctly for you with "
953 "this flash part. Please include the flashrom\noutput "
954 "with the additional -V option for all operations you "
955 "tested (-V, -rV,\n-wV, -EV), and mention which "
956 "mainboard you tested. Thanks for your help!\n===\n");
Peter Stuge1159d582008-05-03 04:34:37 +0000957 }
Ollie Lho184a4042005-11-26 21:55:36 +0000958
Jordan Crouse144ede62007-10-04 06:26:41 +0000959 if (!(read_it | write_it | verify_it | erase_it)) {
960 printf("No operations were specified.\n");
961 // FIXME: flash writes stay enabled!
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000962 programmer_shutdown();
Jordan Crouse144ede62007-10-04 06:26:41 +0000963 exit(1);
964 }
965
Ollie Lhoefa28582004-12-08 20:10:01 +0000966 if (!filename && !erase_it) {
Jordan Crouse144ede62007-10-04 06:26:41 +0000967 printf("Error: No filename specified.\n");
968 // FIXME: flash writes stay enabled!
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000969 programmer_shutdown();
Jordan Crouse144ede62007-10-04 06:26:41 +0000970 exit(1);
Ollie Lhocbbf1252004-03-17 22:22:08 +0000971 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000972
Uwe Hermannea07f622009-06-24 17:31:08 +0000973 /* Always verify write operations unless -n is used. */
974 if (write_it && !dont_verify_it)
975 verify_it = 1;
976
Ollie Lho184a4042005-11-26 21:55:36 +0000977 size = flash->total_size * 1024;
978 buf = (uint8_t *) calloc(size, sizeof(char));
Uwe Hermanna7e05482007-05-09 10:17:44 +0000979
Ollie Lhoefa28582004-12-08 20:10:01 +0000980 if (erase_it) {
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000981 if (flash->tested & TEST_BAD_ERASE) {
982 fprintf(stderr, "Erase is not working on this chip. ");
983 if (!force) {
984 fprintf(stderr, "Aborting.\n");
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000985 programmer_shutdown();
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000986 return 1;
987 } else {
988 fprintf(stderr, "Continuing anyway.\n");
989 }
990 }
991 if (erase_flash(flash)) {
992 emergency_help_message();
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000993 programmer_shutdown();
Peter Stugef31104c2008-04-28 14:47:30 +0000994 return 1;
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +0000995 }
Ollie Lhoefa28582004-12-08 20:10:01 +0000996 } else if (read_it) {
Uwe Hermann2bc98f62009-09-30 18:29:55 +0000997 if (read_flash(flash, filename)) {
998 programmer_shutdown();
Peter Stuge1fec0f32009-01-12 21:00:35 +0000999 return 1;
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001000 }
Ollie Lhocbbf1252004-03-17 22:22:08 +00001001 } else {
Stefan Reinauer018aca82006-11-21 23:48:51 +00001002 struct stat image_stat;
1003
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +00001004 if (flash->tested & TEST_BAD_ERASE) {
1005 fprintf(stderr, "Erase is not working on this chip "
1006 "and erase is needed for write. ");
1007 if (!force) {
1008 fprintf(stderr, "Aborting.\n");
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001009 programmer_shutdown();
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +00001010 return 1;
1011 } else {
1012 fprintf(stderr, "Continuing anyway.\n");
1013 }
1014 }
1015 if (flash->tested & TEST_BAD_WRITE) {
1016 fprintf(stderr, "Write is not working on this chip. ");
1017 if (!force) {
1018 fprintf(stderr, "Aborting.\n");
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001019 programmer_shutdown();
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +00001020 return 1;
1021 } else {
1022 fprintf(stderr, "Continuing anyway.\n");
1023 }
1024 }
Ollie Lho761bf1b2004-03-20 16:46:10 +00001025 if ((image = fopen(filename, "r")) == NULL) {
Ollie Lhocbbf1252004-03-17 22:22:08 +00001026 perror(filename);
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001027 programmer_shutdown();
Ollie Lhocbbf1252004-03-17 22:22:08 +00001028 exit(1);
1029 }
Stefan Reinauer018aca82006-11-21 23:48:51 +00001030 if (fstat(fileno(image), &image_stat) != 0) {
1031 perror(filename);
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001032 programmer_shutdown();
Stefan Reinauer018aca82006-11-21 23:48:51 +00001033 exit(1);
1034 }
Uwe Hermanna7e05482007-05-09 10:17:44 +00001035 if (image_stat.st_size != flash->total_size * 1024) {
Uwe Hermann793bdcd2008-05-22 22:47:04 +00001036 fprintf(stderr, "Error: Image size doesn't match\n");
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001037 programmer_shutdown();
Stefan Reinauer018aca82006-11-21 23:48:51 +00001038 exit(1);
1039 }
1040
Peter Stuge1fec0f32009-01-12 21:00:35 +00001041 numbytes = fread(buf, 1, size, image);
Peter Stuge7ffbc6f2008-06-18 02:08:40 +00001042 show_id(buf, size, force);
Ollie Lhocbbf1252004-03-17 22:22:08 +00001043 fclose(image);
Peter Stuge1fec0f32009-01-12 21:00:35 +00001044 if (numbytes != size) {
1045 fprintf(stderr, "Error: Failed to read file. Got %ld bytes, wanted %ld!\n", numbytes, size);
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001046 programmer_shutdown();
Peter Stuge1fec0f32009-01-12 21:00:35 +00001047 return 1;
1048 }
Ollie Lhocbbf1252004-03-17 22:22:08 +00001049 }
1050
Ollie Lho184a4042005-11-26 21:55:36 +00001051 // This should be moved into each flash part's code to do it
1052 // cleanly. This does the job.
Carl-Daniel Hailfingerf5fb51c2009-08-19 15:19:18 +00001053 handle_romentries(buf, flash);
Uwe Hermanna7e05482007-05-09 10:17:44 +00001054
Ollie Lho184a4042005-11-26 21:55:36 +00001055 // ////////////////////////////////////////////////////////////
Uwe Hermanna7e05482007-05-09 10:17:44 +00001056
Peter Stugef31104c2008-04-28 14:47:30 +00001057 if (write_it) {
Paul Foxd51410c2009-06-12 08:04:08 +00001058 printf("Writing flash chip... ");
Peter Stugef31104c2008-04-28 14:47:30 +00001059 if (!flash->write) {
1060 fprintf(stderr, "Error: flashrom has no write function for this flash chip.\n");
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001061 programmer_shutdown();
Peter Stugef31104c2008-04-28 14:47:30 +00001062 return 1;
1063 }
Carl-Daniel Hailfinger0a3e5ae2009-07-24 12:18:54 +00001064 ret = flash->write(flash, buf);
1065 if (ret) {
1066 fprintf(stderr, "FAILED!\n");
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +00001067 emergency_help_message();
Uwe Hermann2bc98f62009-09-30 18:29:55 +00001068 programmer_shutdown();
Carl-Daniel Hailfinger0a3e5ae2009-07-24 12:18:54 +00001069 return 1;
1070 } else {
1071 printf("COMPLETE.\n");
1072 }
Peter Stugef31104c2008-04-28 14:47:30 +00001073 }
Ollie Lho184a4042005-11-26 21:55:36 +00001074
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +00001075 if (verify_it) {
1076 /* Work around chips which need some time to calm down. */
1077 if (write_it)
1078 programmer_delay(1000*1000);
Carl-Daniel Hailfinger0a3e5ae2009-07-24 12:18:54 +00001079 ret = verify_flash(flash, buf);
Carl-Daniel Hailfinger8ab49e72009-08-19 13:55:34 +00001080 /* If we tried to write, and now we don't properly verify, we
1081 * might have an emergency situation.
1082 */
1083 if (ret && write_it)
1084 emergency_help_message();
1085 }
Ollie Lho184a4042005-11-26 21:55:36 +00001086
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +00001087 programmer_shutdown();
1088
Stefan Reinauer143da0b2006-01-04 16:42:57 +00001089 return ret;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +00001090}