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Commit | Line | Data |
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aa0c7a86 | 1 | /* |
4acd2d24 SR |
2 | * Image manipulator for Marvell SoCs |
3 | * supports Kirkwood, Dove, Armada 370, and Armada XP | |
4 | * | |
5 | * (C) Copyright 2013 Thomas Petazzoni | |
6 | * <thomas.petazzoni@free-electrons.com> | |
aa0c7a86 | 7 | * |
1a459660 | 8 | * SPDX-License-Identifier: GPL-2.0+ |
4acd2d24 SR |
9 | * |
10 | * Not implemented: support for the register headers and secure | |
11 | * headers in v1 images | |
aa0c7a86 PW |
12 | */ |
13 | ||
f86ed6a8 | 14 | #include "imagetool.h" |
e5f1a586 | 15 | #include <limits.h> |
aa0c7a86 | 16 | #include <image.h> |
4acd2d24 | 17 | #include <stdint.h> |
aa0c7a86 PW |
18 | #include "kwbimage.h" |
19 | ||
4acd2d24 SR |
20 | static struct image_cfg_element *image_cfg; |
21 | static int cfgn; | |
22 | ||
23 | struct boot_mode { | |
24 | unsigned int id; | |
25 | const char *name; | |
26 | }; | |
27 | ||
28 | struct boot_mode boot_modes[] = { | |
29 | { 0x4D, "i2c" }, | |
30 | { 0x5A, "spi" }, | |
31 | { 0x8B, "nand" }, | |
32 | { 0x78, "sata" }, | |
33 | { 0x9C, "pex" }, | |
34 | { 0x69, "uart" }, | |
1bbe63c3 | 35 | { 0xAE, "sdio" }, |
4acd2d24 | 36 | {}, |
aa0c7a86 PW |
37 | }; |
38 | ||
4acd2d24 SR |
39 | struct nand_ecc_mode { |
40 | unsigned int id; | |
41 | const char *name; | |
42 | }; | |
43 | ||
44 | struct nand_ecc_mode nand_ecc_modes[] = { | |
45 | { 0x00, "default" }, | |
46 | { 0x01, "hamming" }, | |
47 | { 0x02, "rs" }, | |
48 | { 0x03, "disabled" }, | |
49 | {}, | |
50 | }; | |
51 | ||
52 | /* Used to identify an undefined execution or destination address */ | |
53 | #define ADDR_INVALID ((uint32_t)-1) | |
54 | ||
55 | #define BINARY_MAX_ARGS 8 | |
56 | ||
57 | /* In-memory representation of a line of the configuration file */ | |
58 | struct image_cfg_element { | |
59 | enum { | |
60 | IMAGE_CFG_VERSION = 0x1, | |
61 | IMAGE_CFG_BOOT_FROM, | |
62 | IMAGE_CFG_DEST_ADDR, | |
63 | IMAGE_CFG_EXEC_ADDR, | |
64 | IMAGE_CFG_NAND_BLKSZ, | |
65 | IMAGE_CFG_NAND_BADBLK_LOCATION, | |
66 | IMAGE_CFG_NAND_ECC_MODE, | |
67 | IMAGE_CFG_NAND_PAGESZ, | |
68 | IMAGE_CFG_BINARY, | |
69 | IMAGE_CFG_PAYLOAD, | |
70 | IMAGE_CFG_DATA, | |
71 | } type; | |
72 | union { | |
73 | unsigned int version; | |
74 | unsigned int bootfrom; | |
75 | struct { | |
76 | const char *file; | |
77 | unsigned int args[BINARY_MAX_ARGS]; | |
78 | unsigned int nargs; | |
79 | } binary; | |
80 | const char *payload; | |
81 | unsigned int dstaddr; | |
82 | unsigned int execaddr; | |
83 | unsigned int nandblksz; | |
84 | unsigned int nandbadblklocation; | |
85 | unsigned int nandeccmode; | |
86 | unsigned int nandpagesz; | |
87 | struct ext_hdr_v0_reg regdata; | |
88 | }; | |
89 | }; | |
90 | ||
91 | #define IMAGE_CFG_ELEMENT_MAX 256 | |
aa0c7a86 | 92 | |
4acd2d24 SR |
93 | /* |
94 | * Utility functions to manipulate boot mode and ecc modes (convert | |
95 | * them back and forth between description strings and the | |
96 | * corresponding numerical identifiers). | |
97 | */ | |
98 | ||
99 | static const char *image_boot_mode_name(unsigned int id) | |
100 | { | |
101 | int i; | |
102 | for (i = 0; boot_modes[i].name; i++) | |
103 | if (boot_modes[i].id == id) | |
104 | return boot_modes[i].name; | |
105 | return NULL; | |
106 | } | |
107 | ||
108 | int image_boot_mode_id(const char *boot_mode_name) | |
109 | { | |
110 | int i; | |
111 | for (i = 0; boot_modes[i].name; i++) | |
112 | if (!strcmp(boot_modes[i].name, boot_mode_name)) | |
113 | return boot_modes[i].id; | |
114 | ||
115 | return -1; | |
116 | } | |
117 | ||
118 | int image_nand_ecc_mode_id(const char *nand_ecc_mode_name) | |
119 | { | |
120 | int i; | |
121 | for (i = 0; nand_ecc_modes[i].name; i++) | |
122 | if (!strcmp(nand_ecc_modes[i].name, nand_ecc_mode_name)) | |
123 | return nand_ecc_modes[i].id; | |
124 | return -1; | |
aa0c7a86 PW |
125 | } |
126 | ||
4acd2d24 SR |
127 | static struct image_cfg_element * |
128 | image_find_option(unsigned int optiontype) | |
aa0c7a86 | 129 | { |
4acd2d24 | 130 | int i; |
aa0c7a86 | 131 | |
4acd2d24 SR |
132 | for (i = 0; i < cfgn; i++) { |
133 | if (image_cfg[i].type == optiontype) | |
134 | return &image_cfg[i]; | |
aa0c7a86 | 135 | } |
4acd2d24 SR |
136 | |
137 | return NULL; | |
138 | } | |
139 | ||
140 | static unsigned int | |
141 | image_count_options(unsigned int optiontype) | |
142 | { | |
143 | int i; | |
144 | unsigned int count = 0; | |
145 | ||
146 | for (i = 0; i < cfgn; i++) | |
147 | if (image_cfg[i].type == optiontype) | |
148 | count++; | |
149 | ||
150 | return count; | |
aa0c7a86 PW |
151 | } |
152 | ||
153 | /* | |
4acd2d24 SR |
154 | * Compute a 8-bit checksum of a memory area. This algorithm follows |
155 | * the requirements of the Marvell SoC BootROM specifications. | |
aa0c7a86 | 156 | */ |
4acd2d24 | 157 | static uint8_t image_checksum8(void *start, uint32_t len) |
aa0c7a86 | 158 | { |
4acd2d24 SR |
159 | uint8_t csum = 0; |
160 | uint8_t *p = start; | |
aa0c7a86 PW |
161 | |
162 | /* check len and return zero checksum if invalid */ | |
163 | if (!len) | |
164 | return 0; | |
165 | ||
166 | do { | |
4acd2d24 | 167 | csum += *p; |
aa0c7a86 PW |
168 | p++; |
169 | } while (--len); | |
4acd2d24 SR |
170 | |
171 | return csum; | |
aa0c7a86 PW |
172 | } |
173 | ||
4acd2d24 | 174 | static uint32_t image_checksum32(void *start, uint32_t len) |
aa0c7a86 | 175 | { |
4acd2d24 SR |
176 | uint32_t csum = 0; |
177 | uint32_t *p = start; | |
aa0c7a86 PW |
178 | |
179 | /* check len and return zero checksum if invalid */ | |
180 | if (!len) | |
181 | return 0; | |
182 | ||
183 | if (len % sizeof(uint32_t)) { | |
4acd2d24 SR |
184 | fprintf(stderr, "Length %d is not in multiple of %zu\n", |
185 | len, sizeof(uint32_t)); | |
aa0c7a86 PW |
186 | return 0; |
187 | } | |
188 | ||
189 | do { | |
4acd2d24 | 190 | csum += *p; |
aa0c7a86 PW |
191 | p++; |
192 | len -= sizeof(uint32_t); | |
193 | } while (len > 0); | |
4acd2d24 SR |
194 | |
195 | return csum; | |
aa0c7a86 PW |
196 | } |
197 | ||
4acd2d24 SR |
198 | static void *image_create_v0(size_t *imagesz, struct image_tool_params *params, |
199 | int payloadsz) | |
aa0c7a86 | 200 | { |
4acd2d24 SR |
201 | struct image_cfg_element *e; |
202 | size_t headersz; | |
203 | struct main_hdr_v0 *main_hdr; | |
204 | struct ext_hdr_v0 *ext_hdr; | |
205 | void *image; | |
206 | int has_ext = 0; | |
207 | ||
208 | /* | |
209 | * Calculate the size of the header and the size of the | |
210 | * payload | |
211 | */ | |
212 | headersz = sizeof(struct main_hdr_v0); | |
213 | ||
214 | if (image_count_options(IMAGE_CFG_DATA) > 0) { | |
215 | has_ext = 1; | |
216 | headersz += sizeof(struct ext_hdr_v0); | |
217 | } | |
218 | ||
219 | if (image_count_options(IMAGE_CFG_PAYLOAD) > 1) { | |
220 | fprintf(stderr, "More than one payload, not possible\n"); | |
221 | return NULL; | |
222 | } | |
aa0c7a86 | 223 | |
4acd2d24 SR |
224 | image = malloc(headersz); |
225 | if (!image) { | |
226 | fprintf(stderr, "Cannot allocate memory for image\n"); | |
227 | return NULL; | |
aa0c7a86 | 228 | } |
aa0c7a86 | 229 | |
4acd2d24 SR |
230 | memset(image, 0, headersz); |
231 | ||
232 | main_hdr = image; | |
233 | ||
234 | /* Fill in the main header */ | |
a8840dce RP |
235 | main_hdr->blocksize = |
236 | cpu_to_le32(payloadsz + sizeof(uint32_t) - headersz); | |
237 | main_hdr->srcaddr = cpu_to_le32(headersz); | |
4acd2d24 | 238 | main_hdr->ext = has_ext; |
a8840dce RP |
239 | main_hdr->destaddr = cpu_to_le32(params->addr); |
240 | main_hdr->execaddr = cpu_to_le32(params->ep); | |
4acd2d24 SR |
241 | |
242 | e = image_find_option(IMAGE_CFG_BOOT_FROM); | |
243 | if (e) | |
244 | main_hdr->blockid = e->bootfrom; | |
245 | e = image_find_option(IMAGE_CFG_NAND_ECC_MODE); | |
246 | if (e) | |
247 | main_hdr->nandeccmode = e->nandeccmode; | |
248 | e = image_find_option(IMAGE_CFG_NAND_PAGESZ); | |
249 | if (e) | |
a8840dce | 250 | main_hdr->nandpagesize = cpu_to_le16(e->nandpagesz); |
4acd2d24 SR |
251 | main_hdr->checksum = image_checksum8(image, |
252 | sizeof(struct main_hdr_v0)); | |
253 | ||
254 | /* Generate the ext header */ | |
255 | if (has_ext) { | |
256 | int cfgi, datai; | |
257 | ||
258 | ext_hdr = image + sizeof(struct main_hdr_v0); | |
a8840dce | 259 | ext_hdr->offset = cpu_to_le32(0x40); |
4acd2d24 SR |
260 | |
261 | for (cfgi = 0, datai = 0; cfgi < cfgn; cfgi++) { | |
262 | e = &image_cfg[cfgi]; | |
263 | if (e->type != IMAGE_CFG_DATA) | |
264 | continue; | |
265 | ||
a8840dce RP |
266 | ext_hdr->rcfg[datai].raddr = |
267 | cpu_to_le32(e->regdata.raddr); | |
268 | ext_hdr->rcfg[datai].rdata = | |
269 | cpu_to_le32(e->regdata.rdata); | |
4acd2d24 SR |
270 | datai++; |
271 | } | |
272 | ||
273 | ext_hdr->checksum = image_checksum8(ext_hdr, | |
274 | sizeof(struct ext_hdr_v0)); | |
275 | } | |
276 | ||
277 | *imagesz = headersz; | |
278 | return image; | |
aa0c7a86 PW |
279 | } |
280 | ||
4acd2d24 SR |
281 | static size_t image_headersz_v1(struct image_tool_params *params, |
282 | int *hasext) | |
283 | { | |
284 | struct image_cfg_element *binarye; | |
285 | size_t headersz; | |
286 | int ret; | |
287 | ||
288 | /* | |
289 | * Calculate the size of the header and the size of the | |
290 | * payload | |
291 | */ | |
292 | headersz = sizeof(struct main_hdr_v1); | |
293 | ||
294 | if (image_count_options(IMAGE_CFG_BINARY) > 1) { | |
295 | fprintf(stderr, "More than one binary blob, not supported\n"); | |
296 | return 0; | |
aa0c7a86 PW |
297 | } |
298 | ||
4acd2d24 SR |
299 | if (image_count_options(IMAGE_CFG_PAYLOAD) > 1) { |
300 | fprintf(stderr, "More than one payload, not possible\n"); | |
301 | return 0; | |
302 | } | |
aa0c7a86 | 303 | |
4acd2d24 SR |
304 | binarye = image_find_option(IMAGE_CFG_BINARY); |
305 | if (binarye) { | |
306 | struct stat s; | |
307 | ||
308 | ret = stat(binarye->binary.file, &s); | |
309 | if (ret < 0) { | |
e5f1a586 AB |
310 | char cwd[PATH_MAX]; |
311 | char *dir = cwd; | |
312 | ||
313 | memset(cwd, 0, sizeof(cwd)); | |
314 | if (!getcwd(cwd, sizeof(cwd))) { | |
315 | dir = "current working directory"; | |
316 | perror("getcwd() failed"); | |
317 | } | |
318 | ||
4acd2d24 SR |
319 | fprintf(stderr, |
320 | "Didn't find the file '%s' in '%s' which is mandatory to generate the image\n" | |
321 | "This file generally contains the DDR3 training code, and should be extracted from an existing bootable\n" | |
322 | "image for your board. See 'kwbimage -x' to extract it from an existing image.\n", | |
e5f1a586 | 323 | binarye->binary.file, dir); |
4acd2d24 SR |
324 | return 0; |
325 | } | |
aa0c7a86 | 326 | |
76b391cd RP |
327 | headersz += sizeof(struct opt_hdr_v1) + |
328 | s.st_size + | |
329 | (binarye->binary.nargs + 2) * sizeof(uint32_t); | |
4acd2d24 SR |
330 | if (hasext) |
331 | *hasext = 1; | |
332 | } | |
aa0c7a86 | 333 | |
7ddf8cfb SR |
334 | #if defined(CONFIG_SYS_U_BOOT_OFFS) |
335 | if (headersz > CONFIG_SYS_U_BOOT_OFFS) { | |
a0aad123 | 336 | fprintf(stderr, "Error: Image header (incl. SPL image) too big!\n"); |
7ddf8cfb SR |
337 | fprintf(stderr, "header=0x%x CONFIG_SYS_U_BOOT_OFFS=0x%x!\n", |
338 | (int)headersz, CONFIG_SYS_U_BOOT_OFFS); | |
339 | fprintf(stderr, "Increase CONFIG_SYS_U_BOOT_OFFS!\n"); | |
a0aad123 KS |
340 | return 0; |
341 | } else { | |
7ddf8cfb | 342 | headersz = CONFIG_SYS_U_BOOT_OFFS; |
a0aad123 KS |
343 | } |
344 | #endif | |
345 | ||
4acd2d24 SR |
346 | /* |
347 | * The payload should be aligned on some reasonable | |
348 | * boundary | |
349 | */ | |
350 | return ALIGN_SUP(headersz, 4096); | |
351 | } | |
aa0c7a86 | 352 | |
4acd2d24 SR |
353 | static void *image_create_v1(size_t *imagesz, struct image_tool_params *params, |
354 | int payloadsz) | |
355 | { | |
356 | struct image_cfg_element *e, *binarye; | |
357 | struct main_hdr_v1 *main_hdr; | |
358 | size_t headersz; | |
359 | void *image, *cur; | |
360 | int hasext = 0; | |
361 | int ret; | |
362 | ||
363 | /* | |
364 | * Calculate the size of the header and the size of the | |
365 | * payload | |
366 | */ | |
367 | headersz = image_headersz_v1(params, &hasext); | |
368 | if (headersz == 0) | |
369 | return NULL; | |
370 | ||
371 | image = malloc(headersz); | |
372 | if (!image) { | |
373 | fprintf(stderr, "Cannot allocate memory for image\n"); | |
374 | return NULL; | |
375 | } | |
aa0c7a86 | 376 | |
4acd2d24 SR |
377 | memset(image, 0, headersz); |
378 | ||
379 | cur = main_hdr = image; | |
380 | cur += sizeof(struct main_hdr_v1); | |
381 | ||
382 | /* Fill the main header */ | |
a8840dce RP |
383 | main_hdr->blocksize = |
384 | cpu_to_le32(payloadsz - headersz + sizeof(uint32_t)); | |
385 | main_hdr->headersz_lsb = cpu_to_le16(headersz & 0xFFFF); | |
4acd2d24 | 386 | main_hdr->headersz_msb = (headersz & 0xFFFF0000) >> 16; |
a8840dce RP |
387 | main_hdr->destaddr = cpu_to_le32(params->addr); |
388 | main_hdr->execaddr = cpu_to_le32(params->ep); | |
389 | main_hdr->srcaddr = cpu_to_le32(headersz); | |
4acd2d24 SR |
390 | main_hdr->ext = hasext; |
391 | main_hdr->version = 1; | |
392 | e = image_find_option(IMAGE_CFG_BOOT_FROM); | |
393 | if (e) | |
394 | main_hdr->blockid = e->bootfrom; | |
395 | e = image_find_option(IMAGE_CFG_NAND_BLKSZ); | |
396 | if (e) | |
397 | main_hdr->nandblocksize = e->nandblksz / (64 * 1024); | |
398 | e = image_find_option(IMAGE_CFG_NAND_BADBLK_LOCATION); | |
399 | if (e) | |
400 | main_hdr->nandbadblklocation = e->nandbadblklocation; | |
401 | ||
402 | binarye = image_find_option(IMAGE_CFG_BINARY); | |
403 | if (binarye) { | |
404 | struct opt_hdr_v1 *hdr = cur; | |
a8840dce | 405 | uint32_t *args; |
4acd2d24 SR |
406 | size_t binhdrsz; |
407 | struct stat s; | |
408 | int argi; | |
409 | FILE *bin; | |
410 | ||
411 | hdr->headertype = OPT_HDR_V1_BINARY_TYPE; | |
412 | ||
413 | bin = fopen(binarye->binary.file, "r"); | |
414 | if (!bin) { | |
415 | fprintf(stderr, "Cannot open binary file %s\n", | |
416 | binarye->binary.file); | |
417 | return NULL; | |
418 | } | |
419 | ||
420 | fstat(fileno(bin), &s); | |
421 | ||
422 | binhdrsz = sizeof(struct opt_hdr_v1) + | |
76b391cd | 423 | (binarye->binary.nargs + 2) * sizeof(uint32_t) + |
4acd2d24 | 424 | s.st_size; |
ea8b6877 SR |
425 | |
426 | /* | |
427 | * The size includes the binary image size, rounded | |
428 | * up to a 4-byte boundary. Plus 4 bytes for the | |
429 | * next-header byte and 3-byte alignment at the end. | |
430 | */ | |
431 | binhdrsz = ALIGN_SUP(binhdrsz, 4) + 4; | |
a8840dce | 432 | hdr->headersz_lsb = cpu_to_le16(binhdrsz & 0xFFFF); |
4acd2d24 SR |
433 | hdr->headersz_msb = (binhdrsz & 0xFFFF0000) >> 16; |
434 | ||
435 | cur += sizeof(struct opt_hdr_v1); | |
436 | ||
437 | args = cur; | |
a8840dce | 438 | *args = cpu_to_le32(binarye->binary.nargs); |
4acd2d24 SR |
439 | args++; |
440 | for (argi = 0; argi < binarye->binary.nargs; argi++) | |
a8840dce | 441 | args[argi] = cpu_to_le32(binarye->binary.args[argi]); |
4acd2d24 | 442 | |
a8840dce | 443 | cur += (binarye->binary.nargs + 1) * sizeof(uint32_t); |
4acd2d24 SR |
444 | |
445 | ret = fread(cur, s.st_size, 1, bin); | |
446 | if (ret != 1) { | |
447 | fprintf(stderr, | |
448 | "Could not read binary image %s\n", | |
449 | binarye->binary.file); | |
450 | return NULL; | |
451 | } | |
452 | ||
453 | fclose(bin); | |
aa0c7a86 | 454 | |
ea8b6877 | 455 | cur += ALIGN_SUP(s.st_size, 4); |
4acd2d24 SR |
456 | |
457 | /* | |
458 | * For now, we don't support more than one binary | |
459 | * header, and no other header types are | |
460 | * supported. So, the binary header is necessarily the | |
461 | * last one | |
462 | */ | |
ea8b6877 | 463 | *((uint32_t *)cur) = 0x00000000; |
4acd2d24 SR |
464 | |
465 | cur += sizeof(uint32_t); | |
466 | } | |
467 | ||
468 | /* Calculate and set the header checksum */ | |
469 | main_hdr->checksum = image_checksum8(main_hdr, headersz); | |
470 | ||
471 | *imagesz = headersz; | |
472 | return image; | |
473 | } | |
474 | ||
475 | static int image_create_config_parse_oneline(char *line, | |
476 | struct image_cfg_element *el) | |
477 | { | |
478 | char *keyword, *saveptr; | |
479 | char deliminiters[] = " \t"; | |
480 | ||
481 | keyword = strtok_r(line, deliminiters, &saveptr); | |
482 | if (!strcmp(keyword, "VERSION")) { | |
483 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
484 | el->type = IMAGE_CFG_VERSION; | |
485 | el->version = atoi(value); | |
486 | } else if (!strcmp(keyword, "BOOT_FROM")) { | |
487 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
f411b8f2 AB |
488 | int ret = image_boot_mode_id(value); |
489 | if (ret < 0) { | |
4acd2d24 SR |
490 | fprintf(stderr, |
491 | "Invalid boot media '%s'\n", value); | |
492 | return -1; | |
493 | } | |
f411b8f2 AB |
494 | el->type = IMAGE_CFG_BOOT_FROM; |
495 | el->bootfrom = ret; | |
4acd2d24 SR |
496 | } else if (!strcmp(keyword, "NAND_BLKSZ")) { |
497 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
498 | el->type = IMAGE_CFG_NAND_BLKSZ; | |
499 | el->nandblksz = strtoul(value, NULL, 16); | |
500 | } else if (!strcmp(keyword, "NAND_BADBLK_LOCATION")) { | |
501 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
502 | el->type = IMAGE_CFG_NAND_BADBLK_LOCATION; | |
503 | el->nandbadblklocation = | |
504 | strtoul(value, NULL, 16); | |
505 | } else if (!strcmp(keyword, "NAND_ECC_MODE")) { | |
506 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
f411b8f2 AB |
507 | int ret = image_nand_ecc_mode_id(value); |
508 | if (ret < 0) { | |
4acd2d24 SR |
509 | fprintf(stderr, |
510 | "Invalid NAND ECC mode '%s'\n", value); | |
511 | return -1; | |
512 | } | |
f411b8f2 AB |
513 | el->type = IMAGE_CFG_NAND_ECC_MODE; |
514 | el->nandeccmode = ret; | |
4acd2d24 SR |
515 | } else if (!strcmp(keyword, "NAND_PAGE_SIZE")) { |
516 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
517 | el->type = IMAGE_CFG_NAND_PAGESZ; | |
518 | el->nandpagesz = strtoul(value, NULL, 16); | |
519 | } else if (!strcmp(keyword, "BINARY")) { | |
520 | char *value = strtok_r(NULL, deliminiters, &saveptr); | |
521 | int argi = 0; | |
522 | ||
523 | el->type = IMAGE_CFG_BINARY; | |
524 | el->binary.file = strdup(value); | |
525 | while (1) { | |
526 | value = strtok_r(NULL, deliminiters, &saveptr); | |
527 | if (!value) | |
528 | break; | |
529 | el->binary.args[argi] = strtoul(value, NULL, 16); | |
530 | argi++; | |
531 | if (argi >= BINARY_MAX_ARGS) { | |
532 | fprintf(stderr, | |
533 | "Too many argument for binary\n"); | |
534 | return -1; | |
aa0c7a86 | 535 | } |
aa0c7a86 | 536 | } |
4acd2d24 SR |
537 | el->binary.nargs = argi; |
538 | } else if (!strcmp(keyword, "DATA")) { | |
539 | char *value1 = strtok_r(NULL, deliminiters, &saveptr); | |
540 | char *value2 = strtok_r(NULL, deliminiters, &saveptr); | |
541 | ||
542 | if (!value1 || !value2) { | |
543 | fprintf(stderr, | |
544 | "Invalid number of arguments for DATA\n"); | |
545 | return -1; | |
546 | } | |
547 | ||
548 | el->type = IMAGE_CFG_DATA; | |
549 | el->regdata.raddr = strtoul(value1, NULL, 16); | |
550 | el->regdata.rdata = strtoul(value2, NULL, 16); | |
551 | } else { | |
552 | fprintf(stderr, "Ignoring unknown line '%s'\n", line); | |
aa0c7a86 | 553 | } |
aa0c7a86 | 554 | |
4acd2d24 SR |
555 | return 0; |
556 | } | |
aa0c7a86 PW |
557 | |
558 | /* | |
4acd2d24 SR |
559 | * Parse the configuration file 'fcfg' into the array of configuration |
560 | * elements 'image_cfg', and return the number of configuration | |
561 | * elements in 'cfgn'. | |
aa0c7a86 | 562 | */ |
4acd2d24 SR |
563 | static int image_create_config_parse(FILE *fcfg) |
564 | { | |
565 | int ret; | |
566 | int cfgi = 0; | |
567 | ||
568 | /* Parse the configuration file */ | |
569 | while (!feof(fcfg)) { | |
570 | char *line; | |
571 | char buf[256]; | |
572 | ||
573 | /* Read the current line */ | |
574 | memset(buf, 0, sizeof(buf)); | |
575 | line = fgets(buf, sizeof(buf), fcfg); | |
576 | if (!line) | |
577 | break; | |
578 | ||
579 | /* Ignore useless lines */ | |
580 | if (line[0] == '\n' || line[0] == '#') | |
581 | continue; | |
582 | ||
583 | /* Strip final newline */ | |
584 | if (line[strlen(line) - 1] == '\n') | |
585 | line[strlen(line) - 1] = 0; | |
586 | ||
587 | /* Parse the current line */ | |
588 | ret = image_create_config_parse_oneline(line, | |
589 | &image_cfg[cfgi]); | |
590 | if (ret) | |
591 | return ret; | |
592 | ||
593 | cfgi++; | |
594 | ||
595 | if (cfgi >= IMAGE_CFG_ELEMENT_MAX) { | |
596 | fprintf(stderr, | |
597 | "Too many configuration elements in .cfg file\n"); | |
598 | return -1; | |
599 | } | |
600 | } | |
601 | ||
602 | cfgn = cfgi; | |
603 | return 0; | |
604 | } | |
605 | ||
606 | static int image_get_version(void) | |
607 | { | |
608 | struct image_cfg_element *e; | |
609 | ||
610 | e = image_find_option(IMAGE_CFG_VERSION); | |
611 | if (!e) | |
612 | return -1; | |
613 | ||
614 | return e->version; | |
615 | } | |
616 | ||
617 | static int image_version_file(const char *input) | |
618 | { | |
619 | FILE *fcfg; | |
620 | int version; | |
621 | int ret; | |
622 | ||
623 | fcfg = fopen(input, "r"); | |
624 | if (!fcfg) { | |
625 | fprintf(stderr, "Could not open input file %s\n", input); | |
626 | return -1; | |
627 | } | |
628 | ||
629 | image_cfg = malloc(IMAGE_CFG_ELEMENT_MAX * | |
630 | sizeof(struct image_cfg_element)); | |
631 | if (!image_cfg) { | |
632 | fprintf(stderr, "Cannot allocate memory\n"); | |
633 | fclose(fcfg); | |
634 | return -1; | |
635 | } | |
636 | ||
637 | memset(image_cfg, 0, | |
638 | IMAGE_CFG_ELEMENT_MAX * sizeof(struct image_cfg_element)); | |
639 | rewind(fcfg); | |
640 | ||
641 | ret = image_create_config_parse(fcfg); | |
642 | fclose(fcfg); | |
643 | if (ret) { | |
644 | free(image_cfg); | |
645 | return -1; | |
646 | } | |
647 | ||
648 | version = image_get_version(); | |
649 | /* Fallback to version 0 is no version is provided in the cfg file */ | |
650 | if (version == -1) | |
651 | version = 0; | |
652 | ||
653 | free(image_cfg); | |
654 | ||
655 | return version; | |
aa0c7a86 PW |
656 | } |
657 | ||
4acd2d24 | 658 | static void kwbimage_set_header(void *ptr, struct stat *sbuf, int ifd, |
f86ed6a8 | 659 | struct image_tool_params *params) |
aa0c7a86 | 660 | { |
4acd2d24 SR |
661 | FILE *fcfg; |
662 | void *image = NULL; | |
663 | int version; | |
93e9371f | 664 | size_t headersz = 0; |
aa0c7a86 | 665 | uint32_t checksum; |
4acd2d24 | 666 | int ret; |
aa0c7a86 PW |
667 | int size; |
668 | ||
4acd2d24 SR |
669 | fcfg = fopen(params->imagename, "r"); |
670 | if (!fcfg) { | |
671 | fprintf(stderr, "Could not open input file %s\n", | |
672 | params->imagename); | |
673 | exit(EXIT_FAILURE); | |
674 | } | |
675 | ||
676 | image_cfg = malloc(IMAGE_CFG_ELEMENT_MAX * | |
677 | sizeof(struct image_cfg_element)); | |
678 | if (!image_cfg) { | |
679 | fprintf(stderr, "Cannot allocate memory\n"); | |
680 | fclose(fcfg); | |
681 | exit(EXIT_FAILURE); | |
682 | } | |
683 | ||
684 | memset(image_cfg, 0, | |
685 | IMAGE_CFG_ELEMENT_MAX * sizeof(struct image_cfg_element)); | |
686 | rewind(fcfg); | |
687 | ||
688 | ret = image_create_config_parse(fcfg); | |
689 | fclose(fcfg); | |
690 | if (ret) { | |
691 | free(image_cfg); | |
692 | exit(EXIT_FAILURE); | |
693 | } | |
694 | ||
9b163d8c SR |
695 | /* The MVEBU BootROM does not allow non word aligned payloads */ |
696 | sbuf->st_size = ALIGN_SUP(sbuf->st_size, 4); | |
697 | ||
4acd2d24 | 698 | version = image_get_version(); |
934a529f SR |
699 | switch (version) { |
700 | /* | |
701 | * Fallback to version 0 if no version is provided in the | |
702 | * cfg file | |
703 | */ | |
704 | case -1: | |
705 | case 0: | |
4acd2d24 | 706 | image = image_create_v0(&headersz, params, sbuf->st_size); |
934a529f SR |
707 | break; |
708 | ||
709 | case 1: | |
4acd2d24 | 710 | image = image_create_v1(&headersz, params, sbuf->st_size); |
934a529f SR |
711 | break; |
712 | ||
713 | default: | |
714 | fprintf(stderr, "Unsupported version %d\n", version); | |
715 | free(image_cfg); | |
716 | exit(EXIT_FAILURE); | |
717 | } | |
4acd2d24 SR |
718 | |
719 | if (!image) { | |
720 | fprintf(stderr, "Could not create image\n"); | |
721 | free(image_cfg); | |
722 | exit(EXIT_FAILURE); | |
723 | } | |
724 | ||
725 | free(image_cfg); | |
aa0c7a86 | 726 | |
4acd2d24 | 727 | /* Build and add image checksum header */ |
a8840dce RP |
728 | checksum = |
729 | cpu_to_le32(image_checksum32((uint32_t *)ptr, sbuf->st_size)); | |
4acd2d24 | 730 | size = write(ifd, &checksum, sizeof(uint32_t)); |
aa0c7a86 | 731 | if (size != sizeof(uint32_t)) { |
4acd2d24 | 732 | fprintf(stderr, "Error:%s - Checksum write %d bytes %s\n", |
aa0c7a86 | 733 | params->cmdname, size, params->imagefile); |
4acd2d24 | 734 | exit(EXIT_FAILURE); |
aa0c7a86 PW |
735 | } |
736 | ||
737 | sbuf->st_size += sizeof(uint32_t); | |
738 | ||
4acd2d24 SR |
739 | /* Finally copy the header into the image area */ |
740 | memcpy(ptr, image, headersz); | |
aa0c7a86 | 741 | |
4acd2d24 | 742 | free(image); |
aa0c7a86 PW |
743 | } |
744 | ||
4acd2d24 | 745 | static void kwbimage_print_header(const void *ptr) |
aa0c7a86 | 746 | { |
4acd2d24 SR |
747 | struct main_hdr_v0 *mhdr = (struct main_hdr_v0 *)ptr; |
748 | ||
749 | printf("Image Type: MVEBU Boot from %s Image\n", | |
750 | image_boot_mode_name(mhdr->blockid)); | |
4acd2d24 | 751 | printf("Image version:%d\n", image_version((void *)ptr)); |
26f195c7 | 752 | printf("Data Size: "); |
4acd2d24 SR |
753 | genimg_print_size(mhdr->blocksize - sizeof(uint32_t)); |
754 | printf("Load Address: %08x\n", mhdr->destaddr); | |
755 | printf("Entry Point: %08x\n", mhdr->execaddr); | |
aa0c7a86 PW |
756 | } |
757 | ||
4acd2d24 | 758 | static int kwbimage_check_image_types(uint8_t type) |
aa0c7a86 PW |
759 | { |
760 | if (type == IH_TYPE_KWBIMAGE) | |
761 | return EXIT_SUCCESS; | |
762 | else | |
763 | return EXIT_FAILURE; | |
764 | } | |
765 | ||
4acd2d24 SR |
766 | static int kwbimage_verify_header(unsigned char *ptr, int image_size, |
767 | struct image_tool_params *params) | |
768 | { | |
769 | struct main_hdr_v0 *main_hdr; | |
770 | struct ext_hdr_v0 *ext_hdr; | |
771 | uint8_t checksum; | |
772 | ||
773 | main_hdr = (void *)ptr; | |
774 | checksum = image_checksum8(ptr, | |
26f195c7 GK |
775 | sizeof(struct main_hdr_v0) |
776 | - sizeof(uint8_t)); | |
4acd2d24 SR |
777 | if (checksum != main_hdr->checksum) |
778 | return -FDT_ERR_BADSTRUCTURE; | |
779 | ||
780 | /* Only version 0 extended header has checksum */ | |
781 | if (image_version((void *)ptr) == 0) { | |
782 | ext_hdr = (void *)ptr + sizeof(struct main_hdr_v0); | |
783 | checksum = image_checksum8(ext_hdr, | |
26f195c7 GK |
784 | sizeof(struct ext_hdr_v0) |
785 | - sizeof(uint8_t)); | |
4acd2d24 SR |
786 | if (checksum != ext_hdr->checksum) |
787 | return -FDT_ERR_BADSTRUCTURE; | |
788 | } | |
789 | ||
790 | return 0; | |
791 | } | |
792 | ||
793 | static int kwbimage_generate(struct image_tool_params *params, | |
794 | struct image_type_params *tparams) | |
795 | { | |
796 | int alloc_len; | |
797 | void *hdr; | |
798 | int version = 0; | |
799 | ||
800 | version = image_version_file(params->imagename); | |
801 | if (version == 0) { | |
802 | alloc_len = sizeof(struct main_hdr_v0) + | |
803 | sizeof(struct ext_hdr_v0); | |
804 | } else { | |
805 | alloc_len = image_headersz_v1(params, NULL); | |
806 | } | |
807 | ||
808 | hdr = malloc(alloc_len); | |
809 | if (!hdr) { | |
810 | fprintf(stderr, "%s: malloc return failure: %s\n", | |
811 | params->cmdname, strerror(errno)); | |
812 | exit(EXIT_FAILURE); | |
813 | } | |
814 | ||
815 | memset(hdr, 0, alloc_len); | |
816 | tparams->header_size = alloc_len; | |
817 | tparams->hdr = hdr; | |
818 | ||
77720859 SR |
819 | /* |
820 | * The resulting image needs to be 4-byte aligned. At least | |
821 | * the Marvell hdrparser tool complains if its unaligned. | |
822 | * By returning 1 here in this function, called via | |
823 | * tparams->vrec_header() in mkimage.c, mkimage will | |
824 | * automatically pad the the resulting image to a 4-byte | |
825 | * size if necessary. | |
826 | */ | |
827 | return 1; | |
4acd2d24 SR |
828 | } |
829 | ||
830 | /* | |
831 | * Report Error if xflag is set in addition to default | |
832 | */ | |
833 | static int kwbimage_check_params(struct image_tool_params *params) | |
834 | { | |
835 | if (!strlen(params->imagename)) { | |
836 | fprintf(stderr, "Error:%s - Configuration file not specified, " | |
837 | "it is needed for kwbimage generation\n", | |
838 | params->cmdname); | |
839 | return CFG_INVALID; | |
840 | } | |
841 | ||
842 | return (params->dflag && (params->fflag || params->lflag)) || | |
843 | (params->fflag && (params->dflag || params->lflag)) || | |
844 | (params->lflag && (params->dflag || params->fflag)) || | |
845 | (params->xflag) || !(strlen(params->imagename)); | |
846 | } | |
847 | ||
aa0c7a86 PW |
848 | /* |
849 | * kwbimage type parameters definition | |
850 | */ | |
a93648d1 GMF |
851 | U_BOOT_IMAGE_TYPE( |
852 | kwbimage, | |
853 | "Marvell MVEBU Boot Image support", | |
854 | 0, | |
855 | NULL, | |
856 | kwbimage_check_params, | |
857 | kwbimage_verify_header, | |
858 | kwbimage_print_header, | |
859 | kwbimage_set_header, | |
860 | NULL, | |
861 | kwbimage_check_image_types, | |
862 | NULL, | |
863 | kwbimage_generate | |
864 | ); |