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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
Ronald G. Minnichceec4202003-07-25 04:37:41 +000033char *chip_to_probe = NULL;
Stefan Reinauere3705282005-12-18 16:41:10 +000034int exclude_start_page, exclude_end_page;
Peter Stuge7ffbc6f2008-06-18 02:08:40 +000035int verbose = 0;
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +000036int programmer = PROGRAMMER_INTERNAL;
Stefan Reinauer70385642007-04-06 11:58:03 +000037
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +000038const struct programmer_entry programmer_table[] = {
39 {
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000040 .init = internal_init,
41 .shutdown = internal_shutdown,
Carl-Daniel Hailfinger1455b2b2009-05-11 14:13:25 +000042 .map_flash_region = physmap,
43 .unmap_flash_region = physunmap,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000044 .chip_readb = internal_chip_readb,
45 .chip_readw = internal_chip_readw,
46 .chip_readl = internal_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000047 .chip_readn = internal_chip_readn,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000048 .chip_writeb = internal_chip_writeb,
49 .chip_writew = internal_chip_writew,
50 .chip_writel = internal_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000051 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +000052 .delay = internal_delay,
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +000053 },
Luc Verhaegen8e3a6002007-04-04 22:45:58 +000054
Carl-Daniel Hailfingerc3129202009-05-09 00:54:55 +000055 {
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000056 .init = dummy_init,
57 .shutdown = dummy_shutdown,
Carl-Daniel Hailfinger1455b2b2009-05-11 14:13:25 +000058 .map_flash_region = dummy_map,
59 .unmap_flash_region = dummy_unmap,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000060 .chip_readb = dummy_chip_readb,
61 .chip_readw = dummy_chip_readw,
62 .chip_readl = dummy_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000063 .chip_readn = dummy_chip_readn,
Carl-Daniel Hailfinger1e334e62009-05-11 15:46:43 +000064 .chip_writeb = dummy_chip_writeb,
65 .chip_writew = dummy_chip_writew,
66 .chip_writel = dummy_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000067 .chip_writen = dummy_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +000068 .delay = internal_delay,
Carl-Daniel Hailfingerc3129202009-05-09 00:54:55 +000069 },
70
Uwe Hermannb4dcb712009-05-13 11:36:06 +000071 {
72 .init = nic3com_init,
73 .shutdown = nic3com_shutdown,
Uwe Hermannc6915932009-05-17 23:12:17 +000074 .map_flash_region = fallback_map,
75 .unmap_flash_region = fallback_unmap,
Uwe Hermannb4dcb712009-05-13 11:36:06 +000076 .chip_readb = nic3com_chip_readb,
Carl-Daniel Hailfinger9ee10772009-05-16 01:23:55 +000077 .chip_readw = fallback_chip_readw,
78 .chip_readl = fallback_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000079 .chip_readn = fallback_chip_readn,
Uwe Hermannb4dcb712009-05-13 11:36:06 +000080 .chip_writeb = nic3com_chip_writeb,
Carl-Daniel Hailfinger9ee10772009-05-16 01:23:55 +000081 .chip_writew = fallback_chip_writew,
82 .chip_writel = fallback_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000083 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +000084 .delay = internal_delay,
Uwe Hermannb4dcb712009-05-13 11:36:06 +000085 },
86
Rudolf Marek68720c72009-05-17 19:39:27 +000087 {
88 .init = satasii_init,
89 .shutdown = satasii_shutdown,
Uwe Hermannc6915932009-05-17 23:12:17 +000090 .map_flash_region = fallback_map,
91 .unmap_flash_region = fallback_unmap,
Rudolf Marek68720c72009-05-17 19:39:27 +000092 .chip_readb = satasii_chip_readb,
93 .chip_readw = fallback_chip_readw,
94 .chip_readl = fallback_chip_readl,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000095 .chip_readn = fallback_chip_readn,
Rudolf Marek68720c72009-05-17 19:39:27 +000096 .chip_writeb = satasii_chip_writeb,
97 .chip_writew = fallback_chip_writew,
98 .chip_writel = fallback_chip_writel,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +000099 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +0000100 .delay = internal_delay,
Rudolf Marek68720c72009-05-17 19:39:27 +0000101 },
102
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000103 {
104 .init = it87spi_init,
105 .shutdown = dummy_shutdown,
106 .map_flash_region = dummy_map,
107 .unmap_flash_region = dummy_unmap,
108 .chip_readb = dummy_chip_readb,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000109 .chip_readw = fallback_chip_readw,
110 .chip_readl = fallback_chip_readl,
111 .chip_readn = fallback_chip_readn,
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000112 .chip_writeb = dummy_chip_writeb,
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000113 .chip_writew = fallback_chip_writew,
114 .chip_writel = fallback_chip_writel,
115 .chip_writen = fallback_chip_writen,
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +0000116 .delay = internal_delay,
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000117 },
118
Paul Fox05dfbe62009-06-16 21:08:06 +0000119 {
120 .init = ft2232_spi_init,
121 .shutdown = dummy_shutdown,
122 .map_flash_region = dummy_map,
123 .unmap_flash_region = dummy_unmap,
124 .chip_readb = dummy_chip_readb,
125 .chip_readw = fallback_chip_readw,
126 .chip_readl = fallback_chip_readl,
127 .chip_readn = fallback_chip_readn,
128 .chip_writeb = dummy_chip_writeb,
129 .chip_writew = fallback_chip_writew,
130 .chip_writel = fallback_chip_writel,
131 .chip_writen = fallback_chip_writen,
132 .delay = internal_delay,
133 },
134
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000135 {},
136};
Luc Verhaegen8e3a6002007-04-04 22:45:58 +0000137
Uwe Hermann09e04f72009-05-16 22:36:00 +0000138int programmer_init(void)
139{
140 return programmer_table[programmer].init();
141}
142
143int programmer_shutdown(void)
144{
145 return programmer_table[programmer].shutdown();
146}
147
148void *programmer_map_flash_region(const char *descr, unsigned long phys_addr,
149 size_t len)
150{
151 return programmer_table[programmer].map_flash_region(descr,
152 phys_addr, len);
153}
154
155void programmer_unmap_flash_region(void *virt_addr, size_t len)
156{
157 programmer_table[programmer].unmap_flash_region(virt_addr, len);
158}
159
160void chip_writeb(uint8_t val, chipaddr addr)
161{
162 programmer_table[programmer].chip_writeb(val, addr);
163}
164
165void chip_writew(uint16_t val, chipaddr addr)
166{
167 programmer_table[programmer].chip_writew(val, addr);
168}
169
170void chip_writel(uint32_t val, chipaddr addr)
171{
172 programmer_table[programmer].chip_writel(val, addr);
173}
174
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000175void chip_writen(uint8_t *buf, chipaddr addr, size_t len)
176{
177 programmer_table[programmer].chip_writen(buf, addr, len);
178}
179
Uwe Hermann09e04f72009-05-16 22:36:00 +0000180uint8_t chip_readb(const chipaddr addr)
181{
182 return programmer_table[programmer].chip_readb(addr);
183}
184
185uint16_t chip_readw(const chipaddr addr)
186{
187 return programmer_table[programmer].chip_readw(addr);
188}
189
190uint32_t chip_readl(const chipaddr addr)
191{
192 return programmer_table[programmer].chip_readl(addr);
193}
194
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000195void chip_readn(uint8_t *buf, chipaddr addr, size_t len)
196{
197 programmer_table[programmer].chip_readn(buf, addr, len);
198 return;
199}
200
Carl-Daniel Hailfingerca8bfc62009-06-05 17:48:08 +0000201void programmer_delay(int usecs)
202{
203 programmer_table[programmer].delay(usecs);
204}
205
Peter Stuge776d2022009-01-26 00:39:57 +0000206void map_flash_registers(struct flashchip *flash)
Stefan Reinauerff4f1972007-05-24 08:48:10 +0000207{
Stefan Reinauerff4f1972007-05-24 08:48:10 +0000208 size_t size = flash->total_size * 1024;
Carl-Daniel Hailfingerd0fc9462009-05-11 14:01:17 +0000209 /* Flash registers live 4 MByte below the flash. */
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000210 flash->virtual_registers = (chipaddr)programmer_map_flash_region("flash chip registers", (0xFFFFFFFF - 0x400000 - size + 1), size);
Stefan Reinauerff4f1972007-05-24 08:48:10 +0000211}
212
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000213int read_memmapped(struct flashchip *flash, uint8_t *buf, int start, int len)
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000214{
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000215 chip_readn(buf, flash->virtual_memory + start, len);
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000216
217 return 0;
218}
219
Carl-Daniel Hailfinger38a059d2009-06-13 12:04:03 +0000220int min(int a, int b)
221{
222 return (a < b) ? a : b;
223}
224
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000225int max(int a, int b)
226{
227 return (a > b) ? a : b;
228}
229
Carl-Daniel Hailfingerb22918c2009-06-01 02:08:58 +0000230char *strcat_realloc(char *dest, const char *src)
231{
232 dest = realloc(dest, strlen(dest) + strlen(src) + 1);
233 if (!dest)
234 return NULL;
235 strcat(dest, src);
236 return dest;
237}
238
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000239/* start is an offset to the base address of the flash chip */
240int check_erased_range(struct flashchip *flash, int start, int len)
241{
242 int ret;
243 uint8_t *cmpbuf = malloc(len);
244
245 if (!cmpbuf) {
246 fprintf(stderr, "Could not allocate memory!\n");
247 exit(1);
248 }
249 memset(cmpbuf, 0xff, len);
250 ret = verify_range(flash, cmpbuf, start, len, "ERASE");
251 free(cmpbuf);
252 return ret;
253}
254
255/**
256 * @cmpbuf buffer to compare against
257 * @start offset to the base address of the flash chip
258 * @len length of the verified area
259 * @message string to print in the "FAILED" message
260 * @return 0 for success, -1 for failure
261 */
262int verify_range(struct flashchip *flash, uint8_t *cmpbuf, int start, int len, char *message)
263{
264 int i, j, starthere, lenhere, ret = 0;
265 chipaddr bios = flash->virtual_memory;
266 int page_size = flash->page_size;
267 uint8_t *readbuf = malloc(page_size);
268
269 if (!len)
270 goto out_free;
271
272 if (!readbuf) {
273 fprintf(stderr, "Could not allocate memory!\n");
274 exit(1);
275 }
276
277 if (start + len > flash->total_size * 1024) {
278 fprintf(stderr, "Error: %s called with start 0x%x + len 0x%x >"
279 " total_size 0x%x\n", __func__, start, len,
280 flash->total_size * 1024);
281 ret = -1;
282 goto out_free;
283 }
284 if (!message)
285 message = "VERIFY";
286
287 /* Warning: This loop has a very unusual condition and body.
288 * The loop needs to go through each page with at least one affected
289 * byte. The lowest page number is (start / page_size) since that
290 * division rounds down. The highest page number we want is the page
291 * where the last byte of the range lives. That last byte has the
292 * address (start + len - 1), thus the highest page number is
293 * (start + len - 1) / page_size. Since we want to include that last
294 * page as well, the loop condition uses <=.
295 */
296 for (i = start / page_size; i <= (start + len - 1) / page_size; i++) {
297 /* Byte position of the first byte in the range in this page. */
298 starthere = max(start, i * page_size);
299 /* Length of bytes in the range in this page. */
300 lenhere = min(start + len, (i + 1) * page_size) - starthere;
301 chip_readn(readbuf, bios + starthere, lenhere);
302 for (j = 0; j < lenhere; j++) {
303 if (cmpbuf[starthere - start + j] != readbuf[j]) {
304 fprintf(stderr, "%s FAILED at 0x%08x! "
305 "Expected=0x%02x, Read=0x%02x\n",
306 message, starthere + j,
307 cmpbuf[starthere - start + j], readbuf[j]);
308 ret = -1;
309 goto out_free;
310 }
311 }
312 }
313
314out_free:
315 free(readbuf);
316 return ret;
317}
318
Peter Stuge483b8f02008-09-03 23:10:05 +0000319struct flashchip *probe_flash(struct flashchip *first_flash, int force)
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000320{
Peter Stuge483b8f02008-09-03 23:10:05 +0000321 struct flashchip *flash;
Peter Stuge7ccce542008-12-03 23:36:48 +0000322 unsigned long base = 0, size;
Carl-Daniel Hailfingerb22918c2009-06-01 02:08:58 +0000323 char *tmp;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000324
Peter Stuge483b8f02008-09-03 23:10:05 +0000325 for (flash = first_flash; flash && flash->name; flash++) {
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000326 if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0)
Ollie Lhocbbf1252004-03-17 22:22:08 +0000327 continue;
Stefan Reinauerac378972008-03-17 22:59:40 +0000328 printf_debug("Probing for %s %s, %d KB: ",
329 flash->vendor, flash->name, flash->total_size);
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000330 if (!flash->probe && !force) {
Peter Stugef31104c2008-04-28 14:47:30 +0000331 printf_debug("failed! flashrom has no probe function for this flash chip.\n");
Peter Stugef31104c2008-04-28 14:47:30 +0000332 continue;
333 }
Carl-Daniel Hailfingerb22918c2009-06-01 02:08:58 +0000334 if (!(buses_supported & flash->bustype)) {
335 tmp = flashbuses_to_text(buses_supported);
336 printf_debug("skipped. Host bus type %s ", tmp);
337 free(tmp);
338 tmp = flashbuses_to_text(flash->bustype);
339 printf_debug("and chip bus type %s are incompatible.\n", tmp);
340 free(tmp);
341 continue;
342 }
Stefan Reinauer70385642007-04-06 11:58:03 +0000343
Ollie Lhocbbf1252004-03-17 22:22:08 +0000344 size = flash->total_size * 1024;
Stefan Reinauer70385642007-04-06 11:58:03 +0000345
Carl-Daniel Hailfinger97d6b092009-05-09 07:27:23 +0000346 base = flashbase ? flashbase : (0xffffffff - size + 1);
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000347 flash->virtual_memory = (chipaddr)programmer_map_flash_region("flash chip", base, size);
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000348
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000349 if (force)
350 break;
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000351
Peter Stuge483b8f02008-09-03 23:10:05 +0000352 if (flash->probe(flash) != 1)
353 goto notfound;
354
Uwe Hermann394131e2008-10-18 21:14:13 +0000355 if (first_flash == flashchips
356 || flash->model_id != GENERIC_DEVICE_ID)
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000357 break;
358
Peter Stuge483b8f02008-09-03 23:10:05 +0000359notfound:
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000360 programmer_unmap_flash_region((void *)flash->virtual_memory, size);
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000361 }
Uwe Hermannffec5f32007-08-23 16:08:21 +0000362
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000363 if (!flash || !flash->name)
364 return NULL;
365
366 printf("Found chip \"%s %s\" (%d KB) at physical address 0x%lx.\n",
Peter Stuge73bdb922008-12-03 21:39:56 +0000367 flash->vendor, flash->name, flash->total_size, base);
Peter Stuge27c3e2d2008-07-02 17:15:47 +0000368 return flash;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000369}
370
Stefan Reinauere3705282005-12-18 16:41:10 +0000371int verify_flash(struct flashchip *flash, uint8_t *buf)
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000372{
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000373 int idx;
Ollie Lho761bf1b2004-03-20 16:46:10 +0000374 int total_size = flash->total_size * 1024;
Carl-Daniel Hailfingerd7b5bf32008-01-22 15:19:01 +0000375 uint8_t *buf2 = (uint8_t *) calloc(total_size, sizeof(char));
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000376 if (!flash->read) {
377 printf("FAILED!\n");
378 fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n");
379 return 1;
380 } else
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000381 flash->read(flash, buf2, 0, total_size);
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000382
Uwe Hermanna502dce2007-10-17 23:55:15 +0000383 printf("Verifying flash... ");
Uwe Hermanna7e05482007-05-09 10:17:44 +0000384
385 if (verbose)
386 printf("address: 0x00000000\b\b\b\b\b\b\b\b\b\b");
387
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000388 for (idx = 0; idx < total_size; idx++) {
Uwe Hermanna7e05482007-05-09 10:17:44 +0000389 if (verbose && ((idx & 0xfff) == 0xfff))
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000390 printf("0x%08x", idx);
391
Carl-Daniel Hailfingerd7b5bf32008-01-22 15:19:01 +0000392 if (*(buf2 + idx) != *(buf + idx)) {
Peter Stugef9ad0bb2009-01-13 14:32:27 +0000393 if (verbose)
394 printf("0x%08x FAILED!", idx);
395 else
396 printf("FAILED at 0x%08x!", idx);
397 printf(" Expected=0x%02x, Read=0x%02x\n",
Uwe Hermann394131e2008-10-18 21:14:13 +0000398 *(buf + idx), *(buf2 + idx));
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000399 return 1;
Ollie Lhocbbf1252004-03-17 22:22:08 +0000400 }
Uwe Hermanna7e05482007-05-09 10:17:44 +0000401
402 if (verbose && ((idx & 0xfff) == 0xfff))
Ollie Lhocbbf1252004-03-17 22:22:08 +0000403 printf("\b\b\b\b\b\b\b\b\b\b");
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000404 }
Uwe Hermanna7e05482007-05-09 10:17:44 +0000405 if (verbose)
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000406 printf("\b\b\b\b\b\b\b\b\b\b ");
Uwe Hermanna7e05482007-05-09 10:17:44 +0000407
Uwe Hermanna502dce2007-10-17 23:55:15 +0000408 printf("VERIFIED. \n");
Uwe Hermannffec5f32007-08-23 16:08:21 +0000409
Stefan Reinauerfcb63682006-03-16 16:57:41 +0000410 return 0;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000411}
412
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000413int read_flash(struct flashchip *flash, char *filename, unsigned int exclude_start_position, unsigned int exclude_end_position)
414{
415 unsigned long numbytes;
416 FILE *image;
417 unsigned long size = flash->total_size * 1024;
418 unsigned char *buf = calloc(size, sizeof(char));
Stephan Guilloux21dd55b2009-06-01 22:07:52 +0000419
420 if (!filename) {
421 printf("Error: No filename specified.\n");
422 return 1;
423 }
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000424 if ((image = fopen(filename, "w")) == NULL) {
425 perror(filename);
426 exit(1);
427 }
428 printf("Reading flash... ");
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000429 if (!flash->read) {
430 printf("FAILED!\n");
431 fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n");
432 return 1;
433 } else
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000434 flash->read(flash, buf, 0, size);
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000435
436 if (exclude_end_position - exclude_start_position > 0)
437 memset(buf + exclude_start_position, 0,
438 exclude_end_position - exclude_start_position);
439
440 numbytes = fwrite(buf, 1, size, image);
441 fclose(image);
Stephan Guilloux5a8b2442009-06-01 21:37:00 +0000442 free(buf);
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000443 printf("%s.\n", numbytes == size ? "done" : "FAILED");
444 if (numbytes != size)
445 return 1;
446 return 0;
447}
448
449int erase_flash(struct flashchip *flash)
450{
451 uint32_t erasedbytes;
452 unsigned long size = flash->total_size * 1024;
453 unsigned char *buf = calloc(size, sizeof(char));
454 printf("Erasing flash chip... ");
455 if (NULL == flash->erase) {
456 printf("FAILED!\n");
457 fprintf(stderr, "ERROR: flashrom has no erase function for this flash chip.\n");
458 return 1;
459 }
Carl-Daniel Hailfingerf160a122009-05-08 17:15:15 +0000460 flash->erase(flash);
461
Carl-Daniel Hailfinger30f7cb22009-06-15 17:23:36 +0000462 /* FIXME: The lines below are superfluous. We should check the result
463 * of flash->erase(flash) instead.
464 */
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000465 if (!flash->read) {
466 printf("FAILED!\n");
467 fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n");
468 return 1;
469 } else
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000470 flash->read(flash, buf, 0, size);
Carl-Daniel Hailfinger03b4e712009-05-08 12:49:03 +0000471
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000472 for (erasedbytes = 0; erasedbytes < size; erasedbytes++)
473 if (0xff != buf[erasedbytes]) {
474 printf("FAILED!\n");
475 fprintf(stderr, "ERROR at 0x%08x: Expected=0xff, Read=0x%02x\n",
476 erasedbytes, buf[erasedbytes]);
477 return 1;
478 }
479 printf("SUCCESS.\n");
480 return 0;
481}
482
Ronald G. Minniche5559572003-03-28 03:29:43 +0000483void usage(const char *name)
484{
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000485 printf("usage: %s [-VfLhR] [-E|-r file|-w file|-v file] [-c chipname] [-s addr]\n"
Uwe Hermanne8ba5382009-05-22 11:37:27 +0000486 " [-e addr] [-m [vendor:]part] [-l file] [-i image] [-p programmer] [file]\n\n",
Uwe Hermann394131e2008-10-18 21:14:13 +0000487 name);
Uwe Hermannc7e8a0c2009-05-19 14:14:21 +0000488
Uwe Hermanne8ba5382009-05-22 11:37:27 +0000489 printf("Please note that the command line interface for flashrom will "
490 "change before\nflashrom 1.0. Do not use flashrom in scripts "
491 "or other automated tools without\nchecking that your flashrom"
492 " version won't interpret options in a different way.\n\n");
Uwe Hermannc7e8a0c2009-05-19 14:14:21 +0000493
Uwe Hermanna7e05482007-05-09 10:17:44 +0000494 printf
Peter Stuge6b53fed2008-01-27 16:21:21 +0000495 (" -r | --read: read flash and save into file\n"
496 " -w | --write: write file into flash\n"
497 " -v | --verify: verify flash against file\n"
498 " -E | --erase: erase flash device\n"
499 " -V | --verbose: more verbose output\n"
500 " -c | --chip <chipname>: probe only for specified flash chip\n"
501 " -s | --estart <addr>: exclude start position\n"
502 " -e | --eend <addr>: exclude end postion\n"
503 " -m | --mainboard <[vendor:]part>: override mainboard settings\n"
504 " -f | --force: force write without checking image\n"
Uwe Hermanne8ba5382009-05-22 11:37:27 +0000505 " -l | --layout <file.layout>: read ROM layout from file\n"
Peter Stuge6b53fed2008-01-27 16:21:21 +0000506 " -i | --image <name>: only flash image name from flash layout\n"
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000507 " -L | --list-supported: print supported devices\n"
Carl-Daniel Hailfingerce986772009-05-09 00:27:07 +0000508 " -p | --programmer <name>: specify the programmer device\n"
Paul Fox05dfbe62009-06-16 21:08:06 +0000509 " (internal, dummy, nic3com, satasii, it87spi, ft2232spi)\n"
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000510 " -h | --help: print this help text\n"
Peter Stuge6b53fed2008-01-27 16:21:21 +0000511 " -R | --version: print the version (release)\n"
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000512 "\nYou can specify one of -E, -r, -w, -v or no operation.\n"
513 "If no operation is specified, then all that happens"
Uwe Hermanna7e05482007-05-09 10:17:44 +0000514 " is that flash info is dumped.\n\n");
Ollie Lhocbbf1252004-03-17 22:22:08 +0000515 exit(1);
Ronald G. Minniche5559572003-03-28 03:29:43 +0000516}
517
Bernhard Walle201bde32008-01-21 15:24:22 +0000518void print_version(void)
519{
Carl-Daniel Hailfinger3f8f9b62009-05-04 12:18:10 +0000520 printf("flashrom v%s\n", FLASHROM_VERSION);
Bernhard Walle201bde32008-01-21 15:24:22 +0000521}
522
Ollie Lho761bf1b2004-03-20 16:46:10 +0000523int main(int argc, char *argv[])
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000524{
Ollie Lho184a4042005-11-26 21:55:36 +0000525 uint8_t *buf;
Peter Stuge1fec0f32009-01-12 21:00:35 +0000526 unsigned long size, numbytes;
Ollie Lho761bf1b2004-03-20 16:46:10 +0000527 FILE *image;
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000528 /* Probe for up to three flash chips. */
529 struct flashchip *flash, *flashes[3];
Ollie Lhocbbf1252004-03-17 22:22:08 +0000530 int opt;
Ollie Lho184a4042005-11-26 21:55:36 +0000531 int option_index = 0;
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000532 int force = 0;
Uwe Hermanna7e05482007-05-09 10:17:44 +0000533 int read_it = 0, write_it = 0, erase_it = 0, verify_it = 0;
Uwe Hermann05fab752009-05-16 23:42:17 +0000534 int list_supported = 0;
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000535 int operation_specified = 0;
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000536 int ret = 0, i;
Ollie Lho184a4042005-11-26 21:55:36 +0000537
Uwe Hermanna7e05482007-05-09 10:17:44 +0000538 static struct option long_options[] = {
539 {"read", 0, 0, 'r'},
540 {"write", 0, 0, 'w'},
541 {"erase", 0, 0, 'E'},
542 {"verify", 0, 0, 'v'},
543 {"chip", 1, 0, 'c'},
544 {"estart", 1, 0, 's'},
545 {"eend", 1, 0, 'e'},
546 {"mainboard", 1, 0, 'm'},
547 {"verbose", 0, 0, 'V'},
548 {"force", 0, 0, 'f'},
549 {"layout", 1, 0, 'l'},
550 {"image", 1, 0, 'i'},
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000551 {"list-supported", 0, 0, 'L'},
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000552 {"programmer", 1, 0, 'p'},
Uwe Hermanna7e05482007-05-09 10:17:44 +0000553 {"help", 0, 0, 'h'},
Bernhard Walle201bde32008-01-21 15:24:22 +0000554 {"version", 0, 0, 'R'},
Uwe Hermanna7e05482007-05-09 10:17:44 +0000555 {0, 0, 0, 0}
Ollie Lho184a4042005-11-26 21:55:36 +0000556 };
Uwe Hermanna7e05482007-05-09 10:17:44 +0000557
Ollie Lhocbbf1252004-03-17 22:22:08 +0000558 char *filename = NULL;
Ronald G. Minnichceec4202003-07-25 04:37:41 +0000559
Uwe Hermanna7e05482007-05-09 10:17:44 +0000560 unsigned int exclude_start_position = 0, exclude_end_position = 0; // [x,y)
561 char *tempstr = NULL, *tempstr2 = NULL;
Yinghai Luad8ffd22004-10-20 05:07:16 +0000562
Carl-Daniel Hailfinger259fa012009-05-07 00:59:53 +0000563 print_version();
564
Yinghai Luad8ffd22004-10-20 05:07:16 +0000565 if (argc > 1) {
566 /* Yes, print them. */
567 int i;
Uwe Hermanna7e05482007-05-09 10:17:44 +0000568 printf_debug("The arguments are:\n");
Yinghai Luad8ffd22004-10-20 05:07:16 +0000569 for (i = 1; i < argc; ++i)
Uwe Hermanna7e05482007-05-09 10:17:44 +0000570 printf_debug("%s\n", argv[i]);
Yinghai Luad8ffd22004-10-20 05:07:16 +0000571 }
572
Ollie Lhocbbf1252004-03-17 22:22:08 +0000573 setbuf(stdout, NULL);
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000574 while ((opt = getopt_long(argc, argv, "rRwvVEfc:s:e:m:l:i:p:Lh",
Uwe Hermanna7e05482007-05-09 10:17:44 +0000575 long_options, &option_index)) != EOF) {
Ollie Lhocbbf1252004-03-17 22:22:08 +0000576 switch (opt) {
577 case 'r':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000578 if (++operation_specified > 1) {
579 fprintf(stderr, "More than one operation "
580 "specified. Aborting.\n");
581 exit(1);
582 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000583 read_it = 1;
584 break;
585 case 'w':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000586 if (++operation_specified > 1) {
587 fprintf(stderr, "More than one operation "
588 "specified. Aborting.\n");
589 exit(1);
590 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000591 write_it = 1;
592 break;
593 case 'v':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000594 if (++operation_specified > 1) {
595 fprintf(stderr, "More than one operation "
596 "specified. Aborting.\n");
597 exit(1);
598 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000599 verify_it = 1;
600 break;
601 case 'c':
602 chip_to_probe = strdup(optarg);
603 break;
Ollie Lho789ad3d2004-03-18 20:27:33 +0000604 case 'V':
605 verbose = 1;
606 break;
Ollie Lhoefa28582004-12-08 20:10:01 +0000607 case 'E':
Carl-Daniel Hailfinger01d6aba2009-06-12 14:02:07 +0000608 if (++operation_specified > 1) {
609 fprintf(stderr, "More than one operation "
610 "specified. Aborting.\n");
611 exit(1);
612 }
Ollie Lhoefa28582004-12-08 20:10:01 +0000613 erase_it = 1;
614 break;
Yinghai Luad8ffd22004-10-20 05:07:16 +0000615 case 's':
616 tempstr = strdup(optarg);
Uwe Hermanna7e05482007-05-09 10:17:44 +0000617 sscanf(tempstr, "%x", &exclude_start_position);
Yinghai Luad8ffd22004-10-20 05:07:16 +0000618 break;
619 case 'e':
Ollie Lho98bea8a2004-12-07 03:15:51 +0000620 tempstr = strdup(optarg);
Uwe Hermanna7e05482007-05-09 10:17:44 +0000621 sscanf(tempstr, "%x", &exclude_end_position);
Ollie Lho98bea8a2004-12-07 03:15:51 +0000622 break;
Ollie Lho184a4042005-11-26 21:55:36 +0000623 case 'm':
624 tempstr = strdup(optarg);
625 strtok(tempstr, ":");
Uwe Hermanna7e05482007-05-09 10:17:44 +0000626 tempstr2 = strtok(NULL, ":");
Ollie Lho184a4042005-11-26 21:55:36 +0000627 if (tempstr2) {
Uwe Hermanna7e05482007-05-09 10:17:44 +0000628 lb_vendor = tempstr;
629 lb_part = tempstr2;
Ollie Lho184a4042005-11-26 21:55:36 +0000630 } else {
Peter Stuge6b53fed2008-01-27 16:21:21 +0000631 lb_vendor = NULL;
632 lb_part = tempstr;
Ollie Lho184a4042005-11-26 21:55:36 +0000633 }
634 break;
635 case 'f':
Uwe Hermanna7e05482007-05-09 10:17:44 +0000636 force = 1;
Ollie Lho184a4042005-11-26 21:55:36 +0000637 break;
638 case 'l':
Uwe Hermanna7e05482007-05-09 10:17:44 +0000639 tempstr = strdup(optarg);
Stefan Reinauer0a05d672007-04-14 16:32:59 +0000640 if (read_romlayout(tempstr))
641 exit(1);
Ollie Lho184a4042005-11-26 21:55:36 +0000642 break;
643 case 'i':
Uwe Hermanna7e05482007-05-09 10:17:44 +0000644 tempstr = strdup(optarg);
Ollie Lho184a4042005-11-26 21:55:36 +0000645 find_romentry(tempstr);
646 break;
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000647 case 'L':
Uwe Hermann05fab752009-05-16 23:42:17 +0000648 list_supported = 1;
Uwe Hermanne5ac1642008-03-12 11:54:51 +0000649 break;
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000650 case 'p':
651 if (strncmp(optarg, "internal", 8) == 0) {
652 programmer = PROGRAMMER_INTERNAL;
Carl-Daniel Hailfingerc3129202009-05-09 00:54:55 +0000653 } else if (strncmp(optarg, "dummy", 5) == 0) {
654 programmer = PROGRAMMER_DUMMY;
Carl-Daniel Hailfinger3504b532009-06-01 00:02:11 +0000655 if (optarg[5] == '=')
656 dummytype = strdup(optarg + 6);
Uwe Hermannb4dcb712009-05-13 11:36:06 +0000657 } else if (strncmp(optarg, "nic3com", 7) == 0) {
658 programmer = PROGRAMMER_NIC3COM;
Christian Ruppert0cdb0312009-05-14 18:57:26 +0000659 if (optarg[7] == '=')
Uwe Hermann515ab3d2009-05-15 17:02:34 +0000660 pcidev_bdf = strdup(optarg + 8);
Rudolf Marek68720c72009-05-17 19:39:27 +0000661 } else if (strncmp(optarg, "satasii", 7) == 0) {
662 programmer = PROGRAMMER_SATASII;
663 if (optarg[7] == '=')
664 pcidev_bdf = strdup(optarg + 8);
Carl-Daniel Hailfingerb8afecd2009-05-31 18:00:57 +0000665 } else if (strncmp(optarg, "it87spi", 7) == 0) {
666 programmer = PROGRAMMER_IT87SPI;
Paul Fox05dfbe62009-06-16 21:08:06 +0000667 } else if (strncmp(optarg, "ft2232spi", 9) == 0) {
668 programmer = PROGRAMMER_FT2232SPI;
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000669 } else {
670 printf("Error: Unknown programmer.\n");
671 exit(1);
672 }
673 break;
Bernhard Walle201bde32008-01-21 15:24:22 +0000674 case 'R':
Carl-Daniel Hailfinger259fa012009-05-07 00:59:53 +0000675 /* print_version() is always called during startup. */
Bernhard Walle201bde32008-01-21 15:24:22 +0000676 exit(0);
677 break;
Ollie Lho184a4042005-11-26 21:55:36 +0000678 case 'h':
Ollie Lhocbbf1252004-03-17 22:22:08 +0000679 default:
680 usage(argv[0]);
681 break;
682 }
683 }
Yinghai Luad8ffd22004-10-20 05:07:16 +0000684
Uwe Hermann05fab752009-05-16 23:42:17 +0000685 if (list_supported) {
686 print_supported_chips();
687 print_supported_chipsets();
688 print_supported_boards();
689 printf("\nSupported PCI devices flashrom can use "
690 "as programmer:\n\n");
691 print_supported_pcidevs(nics_3com);
Uwe Hermanneaefb482009-05-17 22:57:34 +0000692 print_supported_pcidevs(satas_sii);
Uwe Hermann05fab752009-05-16 23:42:17 +0000693 exit(0);
694 }
695
Ollie Lhocbbf1252004-03-17 22:22:08 +0000696 if (read_it && write_it) {
Uwe Hermann793bdcd2008-05-22 22:47:04 +0000697 printf("Error: -r and -w are mutually exclusive.\n");
Ollie Lhocbbf1252004-03-17 22:22:08 +0000698 usage(argv[0]);
699 }
Ronald G. Minniche5559572003-03-28 03:29:43 +0000700
Ollie Lhocbbf1252004-03-17 22:22:08 +0000701 if (optind < argc)
702 filename = argv[optind++];
Ronald G. Minniche5559572003-03-28 03:29:43 +0000703
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000704 ret = programmer_init();
Luc Verhaegen8e3a6002007-04-04 22:45:58 +0000705
Ollie Lhocbbf1252004-03-17 22:22:08 +0000706 myusec_calibrate_delay();
Ollie Lho184a4042005-11-26 21:55:36 +0000707
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000708 for (i = 0; i < ARRAY_SIZE(flashes); i++) {
Uwe Hermann394131e2008-10-18 21:14:13 +0000709 flashes[i] =
710 probe_flash(i ? flashes[i - 1] + 1 : flashchips, 0);
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000711 if (!flashes[i])
712 for (i++; i < ARRAY_SIZE(flashes); i++)
713 flashes[i] = NULL;
714 }
715
716 if (flashes[1]) {
717 printf("Multiple flash chips were detected:");
718 for (i = 0; i < ARRAY_SIZE(flashes) && flashes[i]; i++)
719 printf(" %s", flashes[i]->name);
720 printf("\nPlease specify which chip to use with the -c <chipname> option.\n");
721 exit(1);
722 } else if (!flashes[0]) {
Ollie Lho184a4042005-11-26 21:55:36 +0000723 printf("No EEPROM/flash device found.\n");
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000724 if (!force || !chip_to_probe) {
725 printf("If you know which flash chip you have, and if this version of flashrom\n");
726 printf("supports a similar flash chip, you can try to force read your chip. Run:\n");
727 printf("flashrom -f -r -c similar_supported_flash_chip filename\n");
728 printf("\n");
729 printf("Note: flashrom can never write when the flash chip isn't found automatically.\n");
730 }
731 if (force && read_it && chip_to_probe) {
732 printf("Force read (-f -r -c) requested, forcing chip probe success:\n");
733 flashes[0] = probe_flash(flashchips, 1);
734 if (!flashes[0]) {
735 printf("flashrom does not support a flash chip named '%s'.\n", chip_to_probe);
736 printf("Run flashrom -L to view the hardware supported in this flashrom version.\n");
737 exit(1);
738 }
Stephan Guilloux21dd55b2009-06-01 22:07:52 +0000739 return read_flash(flashes[0], filename, exclude_start_position, exclude_end_position);
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000740 }
Jordan Crouse144ede62007-10-04 06:26:41 +0000741 // FIXME: flash writes stay enabled!
Ollie Lhocbbf1252004-03-17 22:22:08 +0000742 exit(1);
743 }
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000744
Claus Gindhart2fd11d62008-05-08 00:31:44 +0000745 flash = flashes[0];
746
Peter Stuge1159d582008-05-03 04:34:37 +0000747 if (TEST_OK_MASK != (flash->tested & TEST_OK_MASK)) {
748 printf("===\n");
749 if (flash->tested & TEST_BAD_MASK) {
750 printf("This flash part has status NOT WORKING for operations:");
751 if (flash->tested & TEST_BAD_PROBE)
752 printf(" PROBE");
753 if (flash->tested & TEST_BAD_READ)
754 printf(" READ");
755 if (flash->tested & TEST_BAD_ERASE)
756 printf(" ERASE");
757 if (flash->tested & TEST_BAD_WRITE)
758 printf(" WRITE");
759 printf("\n");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000760 }
761 if ((!(flash->tested & TEST_BAD_PROBE) && !(flash->tested & TEST_OK_PROBE)) ||
762 (!(flash->tested & TEST_BAD_READ) && !(flash->tested & TEST_OK_READ)) ||
763 (!(flash->tested & TEST_BAD_ERASE) && !(flash->tested & TEST_OK_ERASE)) ||
764 (!(flash->tested & TEST_BAD_WRITE) && !(flash->tested & TEST_OK_WRITE))) {
Peter Stuge1159d582008-05-03 04:34:37 +0000765 printf("This flash part has status UNTESTED for operations:");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000766 if (!(flash->tested & TEST_BAD_PROBE) && !(flash->tested & TEST_OK_PROBE))
Peter Stuge1159d582008-05-03 04:34:37 +0000767 printf(" PROBE");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000768 if (!(flash->tested & TEST_BAD_READ) && !(flash->tested & TEST_OK_READ))
Peter Stuge1159d582008-05-03 04:34:37 +0000769 printf(" READ");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000770 if (!(flash->tested & TEST_BAD_ERASE) && !(flash->tested & TEST_OK_ERASE))
Peter Stuge1159d582008-05-03 04:34:37 +0000771 printf(" ERASE");
Carl-Daniel Hailfinger6a0a25c2008-11-28 23:45:27 +0000772 if (!(flash->tested & TEST_BAD_WRITE) && !(flash->tested & TEST_OK_WRITE))
Peter Stuge1159d582008-05-03 04:34:37 +0000773 printf(" WRITE");
774 printf("\n");
775 }
Uwe Hermanna9720402009-05-21 15:55:46 +0000776 printf("Please email a report to flashrom@coreboot.org if any "
777 "of the above operations\nwork correctly for you with "
778 "this flash part. Please include the flashrom\noutput "
779 "with the additional -V option for all operations you "
780 "tested (-V, -rV,\n-wV, -EV), and mention which "
781 "mainboard you tested. Thanks for your help!\n===\n");
Peter Stuge1159d582008-05-03 04:34:37 +0000782 }
Ollie Lho184a4042005-11-26 21:55:36 +0000783
Jordan Crouse144ede62007-10-04 06:26:41 +0000784 if (!(read_it | write_it | verify_it | erase_it)) {
785 printf("No operations were specified.\n");
786 // FIXME: flash writes stay enabled!
787 exit(1);
788 }
789
Ollie Lhoefa28582004-12-08 20:10:01 +0000790 if (!filename && !erase_it) {
Jordan Crouse144ede62007-10-04 06:26:41 +0000791 printf("Error: No filename specified.\n");
792 // FIXME: flash writes stay enabled!
793 exit(1);
Ollie Lhocbbf1252004-03-17 22:22:08 +0000794 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000795
Ollie Lho184a4042005-11-26 21:55:36 +0000796 size = flash->total_size * 1024;
797 buf = (uint8_t *) calloc(size, sizeof(char));
Uwe Hermanna7e05482007-05-09 10:17:44 +0000798
Ollie Lhoefa28582004-12-08 20:10:01 +0000799 if (erase_it) {
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000800 if (erase_flash(flash))
Peter Stugef31104c2008-04-28 14:47:30 +0000801 return 1;
Ollie Lhoefa28582004-12-08 20:10:01 +0000802 } else if (read_it) {
Carl-Daniel Hailfinger7314cc32009-01-28 00:27:54 +0000803 if (read_flash(flash, filename, exclude_start_position, exclude_end_position))
Peter Stuge1fec0f32009-01-12 21:00:35 +0000804 return 1;
Ollie Lhocbbf1252004-03-17 22:22:08 +0000805 } else {
Stefan Reinauer018aca82006-11-21 23:48:51 +0000806 struct stat image_stat;
807
Ollie Lho761bf1b2004-03-20 16:46:10 +0000808 if ((image = fopen(filename, "r")) == NULL) {
Ollie Lhocbbf1252004-03-17 22:22:08 +0000809 perror(filename);
810 exit(1);
811 }
Stefan Reinauer018aca82006-11-21 23:48:51 +0000812 if (fstat(fileno(image), &image_stat) != 0) {
813 perror(filename);
814 exit(1);
815 }
Uwe Hermanna7e05482007-05-09 10:17:44 +0000816 if (image_stat.st_size != flash->total_size * 1024) {
Uwe Hermann793bdcd2008-05-22 22:47:04 +0000817 fprintf(stderr, "Error: Image size doesn't match\n");
Stefan Reinauer018aca82006-11-21 23:48:51 +0000818 exit(1);
819 }
820
Peter Stuge1fec0f32009-01-12 21:00:35 +0000821 numbytes = fread(buf, 1, size, image);
Peter Stuge7ffbc6f2008-06-18 02:08:40 +0000822 show_id(buf, size, force);
Ollie Lhocbbf1252004-03-17 22:22:08 +0000823 fclose(image);
Peter Stuge1fec0f32009-01-12 21:00:35 +0000824 if (numbytes != size) {
825 fprintf(stderr, "Error: Failed to read file. Got %ld bytes, wanted %ld!\n", numbytes, size);
826 return 1;
827 }
Ollie Lhocbbf1252004-03-17 22:22:08 +0000828 }
829
Ollie Lho184a4042005-11-26 21:55:36 +0000830 /* exclude range stuff. Nice idea, but at the moment it is only
831 * supported in hardware by the pm49fl004 chips.
832 * Instead of implementing this for all chips I suggest advancing
833 * it to the rom layout feature below and drop exclude range
834 * completely once all flash chips can do rom layouts. stepan
835 */
Uwe Hermanna7e05482007-05-09 10:17:44 +0000836
Carl-Daniel Hailfingercbf563c2009-06-16 08:55:44 +0000837 /* FIXME: This code is totally broken. It treats exclude ranges as include ranges. */
Ollie Lho184a4042005-11-26 21:55:36 +0000838 // ////////////////////////////////////////////////////////////
Ollie Lho98bea8a2004-12-07 03:15:51 +0000839 if (exclude_end_position - exclude_start_position > 0)
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000840 chip_readn(buf + exclude_start_position,
841 flash->virtual_memory + exclude_start_position,
842 exclude_end_position - exclude_start_position);
Ollie Lho98bea8a2004-12-07 03:15:51 +0000843
Uwe Hermanna7e05482007-05-09 10:17:44 +0000844 exclude_start_page = exclude_start_position / flash->page_size;
845 if ((exclude_start_position % flash->page_size) != 0) {
Ollie Lho98bea8a2004-12-07 03:15:51 +0000846 exclude_start_page++;
847 }
Uwe Hermanna7e05482007-05-09 10:17:44 +0000848 exclude_end_page = exclude_end_position / flash->page_size;
Ollie Lho184a4042005-11-26 21:55:36 +0000849 // ////////////////////////////////////////////////////////////
Yinghai Luad8ffd22004-10-20 05:07:16 +0000850
Ollie Lho184a4042005-11-26 21:55:36 +0000851 // This should be moved into each flash part's code to do it
852 // cleanly. This does the job.
Carl-Daniel Hailfinger0bd2a2b2009-06-05 18:32:07 +0000853 /* FIXME: Adapt to the external flasher infrastructure. */
Stefan Reinauerce532972007-05-23 17:20:56 +0000854 handle_romentries(buf, (uint8_t *) flash->virtual_memory);
Uwe Hermanna7e05482007-05-09 10:17:44 +0000855
Ollie Lho184a4042005-11-26 21:55:36 +0000856 // ////////////////////////////////////////////////////////////
Uwe Hermanna7e05482007-05-09 10:17:44 +0000857
Peter Stugef31104c2008-04-28 14:47:30 +0000858 if (write_it) {
Paul Foxd51410c2009-06-12 08:04:08 +0000859 printf("Writing flash chip... ");
Peter Stugef31104c2008-04-28 14:47:30 +0000860 if (!flash->write) {
861 fprintf(stderr, "Error: flashrom has no write function for this flash chip.\n");
862 return 1;
863 }
Stefan Reinauer143da0b2006-01-04 16:42:57 +0000864 ret |= flash->write(flash, buf);
Paul Foxd51410c2009-06-12 08:04:08 +0000865 if (!ret) printf("COMPLETE.\n");
Peter Stugef31104c2008-04-28 14:47:30 +0000866 }
Ollie Lho184a4042005-11-26 21:55:36 +0000867
Ollie Lhocbbf1252004-03-17 22:22:08 +0000868 if (verify_it)
Stefan Reinauer143da0b2006-01-04 16:42:57 +0000869 ret |= verify_flash(flash, buf);
Ollie Lho184a4042005-11-26 21:55:36 +0000870
Carl-Daniel Hailfinger702218d2009-05-08 17:43:22 +0000871 programmer_shutdown();
872
Stefan Reinauer143da0b2006-01-04 16:42:57 +0000873 return ret;
Ronald G. Minnichf4cf2ba2002-01-29 18:26:26 +0000874}