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11#include "imagetool.h"
12#include <image.h>
13#include "imximage.h"
14#include <generated/autoconf.h>
15
16#define UNDEFINED 0xFFFFFFFF
17
18#if !defined(CONFIG_IMX_DCD_ADDR)
19#define CONFIG_IMX_DCD_ADDR 0x00910000
20#endif
21
22
23
24static table_entry_t imximage_cmds[] = {
25 {CMD_BOOT_FROM, "BOOT_FROM", "boot command", },
26 {CMD_BOOT_OFFSET, "BOOT_OFFSET", "Boot offset", },
27 {CMD_WRITE_DATA, "DATA", "Reg Write Data", },
28 {CMD_WRITE_CLR_BIT, "CLR_BIT", "Reg clear bit", },
29 {CMD_WRITE_SET_BIT, "SET_BIT", "Reg set bit", },
30 {CMD_CHECK_BITS_SET, "CHECK_BITS_SET", "Reg Check bits set", },
31 {CMD_CHECK_BITS_CLR, "CHECK_BITS_CLR", "Reg Check bits clr", },
32 {CMD_CSF, "CSF", "Command Sequence File", },
33 {CMD_IMAGE_VERSION, "IMAGE_VERSION", "image version", },
34 {CMD_PLUGIN, "PLUGIN", "file plugin_addr", },
35 {-1, "", "", },
36};
37
38
39
40
41
42static table_entry_t imximage_boot_offset[] = {
43 {FLASH_OFFSET_ONENAND, "onenand", "OneNAND Flash",},
44 {FLASH_OFFSET_NAND, "nand", "NAND Flash", },
45 {FLASH_OFFSET_NOR, "nor", "NOR Flash", },
46 {FLASH_OFFSET_SATA, "sata", "SATA Disk", },
47 {FLASH_OFFSET_SD, "sd", "SD Card", },
48 {FLASH_OFFSET_SPI, "spi", "SPI Flash", },
49 {FLASH_OFFSET_QSPI, "qspi", "QSPI NOR Flash",},
50 {-1, "", "Invalid", },
51};
52
53
54
55
56
57static table_entry_t imximage_boot_loadsize[] = {
58 {FLASH_LOADSIZE_ONENAND, "onenand", "OneNAND Flash",},
59 {FLASH_LOADSIZE_NAND, "nand", "NAND Flash", },
60 {FLASH_LOADSIZE_NOR, "nor", "NOR Flash", },
61 {FLASH_LOADSIZE_SATA, "sata", "SATA Disk", },
62 {FLASH_LOADSIZE_SD, "sd", "SD Card", },
63 {FLASH_LOADSIZE_SPI, "spi", "SPI Flash", },
64 {FLASH_LOADSIZE_QSPI, "qspi", "QSPI NOR Flash",},
65 {-1, "", "Invalid", },
66};
67
68
69
70
71static table_entry_t imximage_versions[] = {
72 {IMXIMAGE_V1, "", " (i.MX25/35/51 compatible)", },
73 {IMXIMAGE_V2, "", " (i.MX53/6/7 compatible)", },
74 {-1, "", " (Invalid)", },
75};
76
77static struct imx_header imximage_header;
78static uint32_t imximage_version;
79
80
81
82
83
84static uint32_t imximage_ivt_offset = UNDEFINED;
85static uint32_t imximage_csf_size = UNDEFINED;
86
87static uint32_t imximage_init_loadsize;
88static uint32_t imximage_iram_free_start;
89static uint32_t imximage_plugin_size;
90static uint32_t plugin_image;
91
92static set_dcd_val_t set_dcd_val;
93static set_dcd_param_t set_dcd_param;
94static set_dcd_rst_t set_dcd_rst;
95static set_imx_hdr_t set_imx_hdr;
96static uint32_t max_dcd_entries;
97static uint32_t *header_size_ptr;
98static uint32_t *csf_ptr;
99
100static uint32_t get_cfg_value(char *token, char *name, int linenr)
101{
102 char *endptr;
103 uint32_t value;
104
105 errno = 0;
106 value = strtoul(token, &endptr, 16);
107 if (errno || (token == endptr)) {
108 fprintf(stderr, "Error: %s[%d] - Invalid hex data(%s)\n",
109 name, linenr, token);
110 exit(EXIT_FAILURE);
111 }
112 return value;
113}
114
115static uint32_t detect_imximage_version(struct imx_header *imx_hdr)
116{
117 imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1;
118 imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2;
119 flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
120 flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
121
122
123 if ((fhdr_v1->app_code_barker == APP_CODE_BARKER) &&
124 (hdr_v1->dcd_table.preamble.barker == DCD_BARKER))
125 return IMXIMAGE_V1;
126
127
128 if ((fhdr_v2->header.tag == IVT_HEADER_TAG) &&
129 (hdr_v2->data.dcd_table.header.tag == DCD_HEADER_TAG))
130 return IMXIMAGE_V2;
131
132 if ((fhdr_v2->header.tag == IVT_HEADER_TAG) &&
133 hdr_v2->boot_data.plugin)
134 return IMXIMAGE_V2;
135
136 return IMXIMAGE_VER_INVALID;
137}
138
139static void err_imximage_version(int version)
140{
141 fprintf(stderr,
142 "Error: Unsupported imximage version:%d\n", version);
143
144 exit(EXIT_FAILURE);
145}
146
147static void set_dcd_val_v1(struct imx_header *imxhdr, char *name, int lineno,
148 int fld, uint32_t value, uint32_t off)
149{
150 dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table;
151
152 switch (fld) {
153 case CFG_REG_SIZE:
154
155 if ((value != 1) && (value != 2) && (value != 4)) {
156 fprintf(stderr, "Error: %s[%d] - "
157 "Invalid register size " "(%d)\n",
158 name, lineno, value);
159 exit(EXIT_FAILURE);
160 }
161 dcd_v1->addr_data[off].type = value;
162 break;
163 case CFG_REG_ADDRESS:
164 dcd_v1->addr_data[off].addr = value;
165 break;
166 case CFG_REG_VALUE:
167 dcd_v1->addr_data[off].value = value;
168 break;
169 default:
170 break;
171
172 }
173}
174
175static struct dcd_v2_cmd *gd_last_cmd;
176
177static void set_dcd_param_v2(struct imx_header *imxhdr, uint32_t dcd_len,
178 int32_t cmd)
179{
180 dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.data.dcd_table;
181 struct dcd_v2_cmd *d = gd_last_cmd;
182 struct dcd_v2_cmd *d2;
183 int len;
184
185 if (!d)
186 d = &dcd_v2->dcd_cmd;
187 d2 = d;
188 len = be16_to_cpu(d->write_dcd_command.length);
189 if (len > 4)
190 d2 = (struct dcd_v2_cmd *)(((char *)d) + len);
191
192 switch (cmd) {
193 case CMD_WRITE_DATA:
194 if ((d->write_dcd_command.tag == DCD_WRITE_DATA_COMMAND_TAG) &&
195 (d->write_dcd_command.param == DCD_WRITE_DATA_PARAM))
196 break;
197 d = d2;
198 d->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG;
199 d->write_dcd_command.length = cpu_to_be16(4);
200 d->write_dcd_command.param = DCD_WRITE_DATA_PARAM;
201 break;
202 case CMD_WRITE_CLR_BIT:
203 if ((d->write_dcd_command.tag == DCD_WRITE_DATA_COMMAND_TAG) &&
204 (d->write_dcd_command.param == DCD_WRITE_CLR_BIT_PARAM))
205 break;
206 d = d2;
207 d->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG;
208 d->write_dcd_command.length = cpu_to_be16(4);
209 d->write_dcd_command.param = DCD_WRITE_CLR_BIT_PARAM;
210 break;
211 case CMD_WRITE_SET_BIT:
212 if ((d->write_dcd_command.tag == DCD_WRITE_DATA_COMMAND_TAG) &&
213 (d->write_dcd_command.param == DCD_WRITE_SET_BIT_PARAM))
214 break;
215 d = d2;
216 d->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG;
217 d->write_dcd_command.length = cpu_to_be16(4);
218 d->write_dcd_command.param = DCD_WRITE_SET_BIT_PARAM;
219 break;
220
221
222
223 case CMD_CHECK_BITS_SET:
224 d = d2;
225 d->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG;
226 d->write_dcd_command.length = cpu_to_be16(4);
227 d->write_dcd_command.param = DCD_CHECK_BITS_SET_PARAM;
228 break;
229 case CMD_CHECK_BITS_CLR:
230 d = d2;
231 d->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG;
232 d->write_dcd_command.length = cpu_to_be16(4);
233 d->write_dcd_command.param = DCD_CHECK_BITS_CLR_PARAM;
234 break;
235 default:
236 break;
237 }
238 gd_last_cmd = d;
239}
240
241static void set_dcd_val_v2(struct imx_header *imxhdr, char *name, int lineno,
242 int fld, uint32_t value, uint32_t off)
243{
244 struct dcd_v2_cmd *d = gd_last_cmd;
245 int len;
246
247 len = be16_to_cpu(d->write_dcd_command.length);
248 off = (len - 4) >> 3;
249
250 switch (fld) {
251 case CFG_REG_ADDRESS:
252 d->addr_data[off].addr = cpu_to_be32(value);
253 break;
254 case CFG_REG_VALUE:
255 d->addr_data[off].value = cpu_to_be32(value);
256 off++;
257 d->write_dcd_command.length = cpu_to_be16((off << 3) + 4);
258 break;
259 default:
260 break;
261
262 }
263}
264
265
266
267
268
269static void set_dcd_rst_v1(struct imx_header *imxhdr, uint32_t dcd_len,
270 char *name, int lineno)
271{
272 dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table;
273
274 dcd_v1->preamble.barker = DCD_BARKER;
275 dcd_v1->preamble.length = dcd_len * sizeof(dcd_type_addr_data_t);
276}
277
278
279
280
281
282static void set_dcd_rst_v2(struct imx_header *imxhdr, uint32_t dcd_len,
283 char *name, int lineno)
284{
285 if (!imxhdr->header.hdr_v2.boot_data.plugin) {
286 dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.data.dcd_table;
287 struct dcd_v2_cmd *d = gd_last_cmd;
288 int len;
289
290 if (!d)
291 d = &dcd_v2->dcd_cmd;
292 len = be16_to_cpu(d->write_dcd_command.length);
293 if (len > 4)
294 d = (struct dcd_v2_cmd *)(((char *)d) + len);
295
296 len = (char *)d - (char *)&dcd_v2->header;
297 dcd_v2->header.tag = DCD_HEADER_TAG;
298 dcd_v2->header.length = cpu_to_be16(len);
299 dcd_v2->header.version = DCD_VERSION;
300 }
301}
302
303static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len,
304 uint32_t entry_point, uint32_t flash_offset)
305{
306 imx_header_v1_t *hdr_v1 = &imxhdr->header.hdr_v1;
307 flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
308 dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table;
309 uint32_t hdr_base;
310 uint32_t header_length = (((char *)&dcd_v1->addr_data[dcd_len].addr)
311 - ((char *)imxhdr));
312
313
314 fhdr_v1->app_code_barker = APP_CODE_BARKER;
315
316 hdr_base = entry_point - imximage_init_loadsize + flash_offset;
317 fhdr_v1->app_dest_ptr = hdr_base - flash_offset;
318 fhdr_v1->app_code_jump_vector = entry_point;
319
320 fhdr_v1->dcd_ptr_ptr = hdr_base + offsetof(flash_header_v1_t, dcd_ptr);
321 fhdr_v1->dcd_ptr = hdr_base + offsetof(imx_header_v1_t, dcd_table);
322
323
324 fhdr_v1->app_code_csf = 0;
325 fhdr_v1->super_root_key = 0;
326 header_size_ptr = (uint32_t *)(((char *)imxhdr) + header_length - 4);
327}
328
329static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len,
330 uint32_t entry_point, uint32_t flash_offset)
331{
332 imx_header_v2_t *hdr_v2 = &imxhdr->header.hdr_v2;
333 flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
334 uint32_t hdr_base;
335
336
337 fhdr_v2->header.tag = IVT_HEADER_TAG;
338 fhdr_v2->header.length = cpu_to_be16(sizeof(flash_header_v2_t));
339 fhdr_v2->header.version = IVT_VERSION;
340
341 if (!hdr_v2->boot_data.plugin) {
342 fhdr_v2->entry = entry_point;
343 fhdr_v2->reserved1 = 0;
344 fhdr_v2->reserved1 = 0;
345 hdr_base = entry_point - imximage_init_loadsize +
346 flash_offset;
347 fhdr_v2->self = hdr_base;
348 if (dcd_len > 0)
349 fhdr_v2->dcd_ptr = hdr_base +
350 offsetof(imx_header_v2_t, data);
351 else
352 fhdr_v2->dcd_ptr = 0;
353 fhdr_v2->boot_data_ptr = hdr_base
354 + offsetof(imx_header_v2_t, boot_data);
355 hdr_v2->boot_data.start = entry_point - imximage_init_loadsize;
356
357 fhdr_v2->csf = 0;
358
359 header_size_ptr = &hdr_v2->boot_data.size;
360 csf_ptr = &fhdr_v2->csf;
361 } else {
362 imx_header_v2_t *next_hdr_v2;
363 flash_header_v2_t *next_fhdr_v2;
364
365 if (imximage_csf_size != 0) {
366 fprintf(stderr, "Error: Header v2: SECURE_BOOT is only supported in DCD mode!");
367 exit(EXIT_FAILURE);
368 }
369
370 fhdr_v2->entry = imximage_iram_free_start +
371 flash_offset + sizeof(flash_header_v2_t) +
372 sizeof(boot_data_t);
373
374 fhdr_v2->reserved1 = 0;
375 fhdr_v2->reserved2 = 0;
376 fhdr_v2->self = imximage_iram_free_start + flash_offset;
377
378 fhdr_v2->dcd_ptr = 0;
379
380 fhdr_v2->boot_data_ptr = fhdr_v2->self +
381 offsetof(imx_header_v2_t, boot_data);
382
383 hdr_v2->boot_data.start = imximage_iram_free_start;
384
385
386
387
388
389
390
391
392
393
394
395
396 hdr_v2->boot_data.size = MAX_PLUGIN_CODE_SIZE;
397
398
399 fhdr_v2->csf = 0;
400
401 next_hdr_v2 = (imx_header_v2_t *)((char *)hdr_v2 +
402 imximage_plugin_size);
403
404 next_fhdr_v2 = &next_hdr_v2->fhdr;
405
406 next_fhdr_v2->header.tag = IVT_HEADER_TAG;
407 next_fhdr_v2->header.length =
408 cpu_to_be16(sizeof(flash_header_v2_t));
409 next_fhdr_v2->header.version = IVT_VERSION;
410
411 next_fhdr_v2->entry = entry_point;
412 hdr_base = entry_point - sizeof(struct imx_header);
413 next_fhdr_v2->reserved1 = 0;
414 next_fhdr_v2->reserved2 = 0;
415 next_fhdr_v2->self = hdr_base + imximage_plugin_size;
416
417 next_fhdr_v2->dcd_ptr = 0;
418 next_fhdr_v2->boot_data_ptr = next_fhdr_v2->self +
419 offsetof(imx_header_v2_t, boot_data);
420
421 next_hdr_v2->boot_data.start = hdr_base - flash_offset;
422
423 header_size_ptr = &next_hdr_v2->boot_data.size;
424
425 next_hdr_v2->boot_data.plugin = 0;
426
427 next_fhdr_v2->csf = 0;
428 }
429}
430
431static void set_hdr_func(void)
432{
433 switch (imximage_version) {
434 case IMXIMAGE_V1:
435 set_dcd_val = set_dcd_val_v1;
436 set_dcd_param = NULL;
437 set_dcd_rst = set_dcd_rst_v1;
438 set_imx_hdr = set_imx_hdr_v1;
439 max_dcd_entries = MAX_HW_CFG_SIZE_V1;
440 break;
441 case IMXIMAGE_V2:
442 gd_last_cmd = NULL;
443 set_dcd_val = set_dcd_val_v2;
444 set_dcd_param = set_dcd_param_v2;
445 set_dcd_rst = set_dcd_rst_v2;
446 set_imx_hdr = set_imx_hdr_v2;
447 max_dcd_entries = MAX_HW_CFG_SIZE_V2;
448 break;
449 default:
450 err_imximage_version(imximage_version);
451 break;
452 }
453}
454
455static void print_hdr_v1(struct imx_header *imx_hdr)
456{
457 imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1;
458 flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
459 dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table;
460 uint32_t size, length, ver;
461
462 size = dcd_v1->preamble.length;
463 if (size > (MAX_HW_CFG_SIZE_V1 * sizeof(dcd_type_addr_data_t))) {
464 fprintf(stderr,
465 "Error: Image corrupt DCD size %d exceed maximum %d\n",
466 (uint32_t)(size / sizeof(dcd_type_addr_data_t)),
467 MAX_HW_CFG_SIZE_V1);
468 exit(EXIT_FAILURE);
469 }
470
471 length = dcd_v1->preamble.length / sizeof(dcd_type_addr_data_t);
472 ver = detect_imximage_version(imx_hdr);
473
474 printf("Image Type: Freescale IMX Boot Image\n");
475 printf("Image Ver: %x", ver);
476 printf("%s\n", get_table_entry_name(imximage_versions, NULL, ver));
477 printf("Data Size: ");
478 genimg_print_size(dcd_v1->addr_data[length].type);
479 printf("Load Address: %08x\n", (uint32_t)fhdr_v1->app_dest_ptr);
480 printf("Entry Point: %08x\n", (uint32_t)fhdr_v1->app_code_jump_vector);
481}
482
483static void print_hdr_v2(struct imx_header *imx_hdr)
484{
485 imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2;
486 flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
487 dcd_v2_t *dcd_v2 = &hdr_v2->data.dcd_table;
488 uint32_t size, version, plugin;
489
490 plugin = hdr_v2->boot_data.plugin;
491 if (!plugin) {
492 size = be16_to_cpu(dcd_v2->header.length);
493 if (size > (MAX_HW_CFG_SIZE_V2 * sizeof(dcd_addr_data_t))) {
494 fprintf(stderr,
495 "Error: Image corrupt DCD size %d exceed maximum %d\n",
496 (uint32_t)(size / sizeof(dcd_addr_data_t)),
497 MAX_HW_CFG_SIZE_V2);
498 exit(EXIT_FAILURE);
499 }
500 }
501
502 version = detect_imximage_version(imx_hdr);
503
504 printf("Image Type: Freescale IMX Boot Image\n");
505 printf("Image Ver: %x", version);
506 printf("%s\n", get_table_entry_name(imximage_versions, NULL, version));
507 printf("Mode: %s\n", plugin ? "PLUGIN" : "DCD");
508 if (!plugin) {
509 printf("Data Size: ");
510 genimg_print_size(hdr_v2->boot_data.size);
511 printf("Load Address: %08x\n", (uint32_t)fhdr_v2->boot_data_ptr);
512 printf("Entry Point: %08x\n", (uint32_t)fhdr_v2->entry);
513 if (fhdr_v2->csf) {
514 uint16_t dcdlen;
515 int offs;
516
517 dcdlen = hdr_v2->data.dcd_table.header.length;
518 offs = (char *)&hdr_v2->data.dcd_table
519 - (char *)hdr_v2;
520
521
522
523
524
525
526
527
528 printf("HAB Blocks: 0x%08x 0x%08x 0x%08x\n",
529 (uint32_t)fhdr_v2->self, 0,
530 (uint32_t)(fhdr_v2->csf - fhdr_v2->self));
531 printf("DCD Blocks: 0x%08x 0x%08x 0x%08x\n",
532 CONFIG_IMX_DCD_ADDR, offs, be16_to_cpu(dcdlen));
533 }
534 } else {
535 imx_header_v2_t *next_hdr_v2;
536 flash_header_v2_t *next_fhdr_v2;
537
538
539 printf("Plugin Data Size: ");
540 genimg_print_size(hdr_v2->boot_data.size);
541 printf("Plugin Code Size: ");
542 genimg_print_size(imximage_plugin_size);
543 printf("Plugin Load Address: %08x\n", hdr_v2->boot_data.start);
544 printf("Plugin Entry Point: %08x\n", (uint32_t)fhdr_v2->entry);
545
546
547 next_hdr_v2 = (imx_header_v2_t *)((char *)hdr_v2 +
548 imximage_plugin_size);
549 next_fhdr_v2 = &next_hdr_v2->fhdr;
550 printf("U-Boot Data Size: ");
551 genimg_print_size(next_hdr_v2->boot_data.size);
552 printf("U-Boot Load Address: %08x\n",
553 next_hdr_v2->boot_data.start);
554 printf("U-Boot Entry Point: %08x\n",
555 (uint32_t)next_fhdr_v2->entry);
556 }
557}
558
559static void copy_plugin_code(struct imx_header *imxhdr, char *plugin_file)
560{
561 int ifd;
562 struct stat sbuf;
563 char *plugin_buf = imxhdr->header.hdr_v2.data.plugin_code;
564 char *ptr;
565
566 ifd = open(plugin_file, O_RDONLY|O_BINARY);
567 if (ifd < 0) {
568 fprintf(stderr, "Can't open %s: %s\n",
569 plugin_file,
570 strerror(errno));
571 exit(EXIT_FAILURE);
572 }
573
574 if (fstat(ifd, &sbuf) < 0) {
575 fprintf(stderr, "Can't stat %s: %s\n",
576 plugin_file,
577 strerror(errno));
578 exit(EXIT_FAILURE);
579 }
580
581 ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0);
582 if (ptr == MAP_FAILED) {
583 fprintf(stderr, "Can't read %s: %s\n",
584 plugin_file,
585 strerror(errno));
586 exit(EXIT_FAILURE);
587 }
588
589 if (sbuf.st_size > MAX_PLUGIN_CODE_SIZE) {
590 printf("plugin binary size too large\n");
591 exit(EXIT_FAILURE);
592 }
593
594 memcpy(plugin_buf, ptr, sbuf.st_size);
595 imximage_plugin_size = sbuf.st_size;
596
597 (void) munmap((void *)ptr, sbuf.st_size);
598 (void) close(ifd);
599
600 imxhdr->header.hdr_v2.boot_data.plugin = 1;
601}
602
603static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token,
604 char *name, int lineno, int fld, int dcd_len)
605{
606 int value;
607 static int cmd_ver_first = ~0;
608
609 switch (cmd) {
610 case CMD_IMAGE_VERSION:
611 imximage_version = get_cfg_value(token, name, lineno);
612 if (cmd_ver_first == 0) {
613 fprintf(stderr, "Error: %s[%d] - IMAGE_VERSION "
614 "command need be the first before other "
615 "valid command in the file\n", name, lineno);
616 exit(EXIT_FAILURE);
617 }
618 cmd_ver_first = 1;
619 set_hdr_func();
620 break;
621 case CMD_BOOT_FROM:
622 imximage_ivt_offset = get_table_entry_id(imximage_boot_offset,
623 "imximage boot option", token);
624 if (imximage_ivt_offset == -1) {
625 fprintf(stderr, "Error: %s[%d] -Invalid boot device"
626 "(%s)\n", name, lineno, token);
627 exit(EXIT_FAILURE);
628 }
629
630 imximage_init_loadsize =
631 get_table_entry_id(imximage_boot_loadsize,
632 "imximage boot option", token);
633
634 if (imximage_init_loadsize == -1) {
635 fprintf(stderr,
636 "Error: %s[%d] -Invalid boot device(%s)\n",
637 name, lineno, token);
638 exit(EXIT_FAILURE);
639 }
640
641
642
643
644
645 if (imximage_init_loadsize < imximage_ivt_offset)
646 imximage_init_loadsize = imximage_ivt_offset;
647 if (unlikely(cmd_ver_first != 1))
648 cmd_ver_first = 0;
649 break;
650 case CMD_BOOT_OFFSET:
651 imximage_ivt_offset = get_cfg_value(token, name, lineno);
652 if (unlikely(cmd_ver_first != 1))
653 cmd_ver_first = 0;
654 break;
655 case CMD_WRITE_DATA:
656 case CMD_WRITE_CLR_BIT:
657 case CMD_WRITE_SET_BIT:
658 case CMD_CHECK_BITS_SET:
659 case CMD_CHECK_BITS_CLR:
660 value = get_cfg_value(token, name, lineno);
661 if (set_dcd_param)
662 (*set_dcd_param)(imxhdr, dcd_len, cmd);
663 (*set_dcd_val)(imxhdr, name, lineno, fld, value, dcd_len);
664 if (unlikely(cmd_ver_first != 1))
665 cmd_ver_first = 0;
666 break;
667 case CMD_CSF:
668 if (imximage_version != 2) {
669 fprintf(stderr,
670 "Error: %s[%d] - CSF only supported for VERSION 2(%s)\n",
671 name, lineno, token);
672 exit(EXIT_FAILURE);
673 }
674 imximage_csf_size = get_cfg_value(token, name, lineno);
675 if (unlikely(cmd_ver_first != 1))
676 cmd_ver_first = 0;
677 break;
678 case CMD_PLUGIN:
679 plugin_image = 1;
680 copy_plugin_code(imxhdr, token);
681 break;
682 }
683}
684
685static void parse_cfg_fld(struct imx_header *imxhdr, int32_t *cmd,
686 char *token, char *name, int lineno, int fld, int *dcd_len)
687{
688 int value;
689
690 switch (fld) {
691 case CFG_COMMAND:
692 *cmd = get_table_entry_id(imximage_cmds,
693 "imximage commands", token);
694 if (*cmd < 0) {
695 fprintf(stderr, "Error: %s[%d] - Invalid command"
696 "(%s)\n", name, lineno, token);
697 exit(EXIT_FAILURE);
698 }
699 break;
700 case CFG_REG_SIZE:
701 parse_cfg_cmd(imxhdr, *cmd, token, name, lineno, fld, *dcd_len);
702 break;
703 case CFG_REG_ADDRESS:
704 case CFG_REG_VALUE:
705 switch(*cmd) {
706 case CMD_WRITE_DATA:
707 case CMD_WRITE_CLR_BIT:
708 case CMD_WRITE_SET_BIT:
709 case CMD_CHECK_BITS_SET:
710 case CMD_CHECK_BITS_CLR:
711
712 value = get_cfg_value(token, name, lineno);
713 if (set_dcd_param)
714 (*set_dcd_param)(imxhdr, *dcd_len, *cmd);
715 (*set_dcd_val)(imxhdr, name, lineno, fld, value,
716 *dcd_len);
717
718 if (fld == CFG_REG_VALUE) {
719 (*dcd_len)++;
720 if (*dcd_len > max_dcd_entries) {
721 fprintf(stderr, "Error: %s[%d] -"
722 "DCD table exceeds maximum size(%d)\n",
723 name, lineno, max_dcd_entries);
724 exit(EXIT_FAILURE);
725 }
726 }
727 break;
728 case CMD_PLUGIN:
729 value = get_cfg_value(token, name, lineno);
730 imximage_iram_free_start = value;
731 break;
732 default:
733 break;
734 }
735 break;
736 default:
737 break;
738 }
739}
740static uint32_t parse_cfg_file(struct imx_header *imxhdr, char *name)
741{
742 FILE *fd = NULL;
743 char *line = NULL;
744 char *token, *saveptr1, *saveptr2;
745 int lineno = 0;
746 int fld;
747 size_t len;
748 int dcd_len = 0;
749 int32_t cmd;
750
751 fd = fopen(name, "r");
752 if (fd == 0) {
753 fprintf(stderr, "Error: %s - Can't open DCD file\n", name);
754 exit(EXIT_FAILURE);
755 }
756
757
758
759
760
761 while ((getline(&line, &len, fd)) > 0) {
762 lineno++;
763
764 token = strtok_r(line, "\r\n", &saveptr1);
765 if (token == NULL)
766 continue;
767
768
769 for (fld = CFG_COMMAND, cmd = CMD_INVALID,
770 line = token; ; line = NULL, fld++) {
771 token = strtok_r(line, " \t", &saveptr2);
772 if (token == NULL)
773 break;
774
775
776 if (token[0] == '#')
777 break;
778
779 parse_cfg_fld(imxhdr, &cmd, token, name,
780 lineno, fld, &dcd_len);
781 }
782
783 }
784
785 (*set_dcd_rst)(imxhdr, dcd_len, name, lineno);
786 fclose(fd);
787
788
789 if (imximage_ivt_offset == FLASH_OFFSET_UNDEFINED) {
790 fprintf(stderr, "Error: No BOOT_FROM tag in %s\n", name);
791 exit(EXIT_FAILURE);
792 }
793 return dcd_len;
794}
795
796
797static int imximage_check_image_types(uint8_t type)
798{
799 if (type == IH_TYPE_IMXIMAGE)
800 return EXIT_SUCCESS;
801 else
802 return EXIT_FAILURE;
803}
804
805static int imximage_verify_header(unsigned char *ptr, int image_size,
806 struct image_tool_params *params)
807{
808 struct imx_header *imx_hdr = (struct imx_header *) ptr;
809
810 if (detect_imximage_version(imx_hdr) == IMXIMAGE_VER_INVALID)
811 return -FDT_ERR_BADSTRUCTURE;
812
813 return 0;
814}
815
816static void imximage_print_header(const void *ptr)
817{
818 struct imx_header *imx_hdr = (struct imx_header *) ptr;
819 uint32_t version = detect_imximage_version(imx_hdr);
820
821 switch (version) {
822 case IMXIMAGE_V1:
823 print_hdr_v1(imx_hdr);
824 break;
825 case IMXIMAGE_V2:
826 print_hdr_v2(imx_hdr);
827 break;
828 default:
829 err_imximage_version(version);
830 break;
831 }
832}
833
834static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
835 struct image_tool_params *params)
836{
837 struct imx_header *imxhdr = (struct imx_header *)ptr;
838 uint32_t dcd_len;
839 uint32_t header_size;
840
841
842
843
844
845
846 imximage_version = IMXIMAGE_V1;
847
848 imximage_ivt_offset = FLASH_OFFSET_UNDEFINED;
849 imximage_csf_size = 0;
850 set_hdr_func();
851
852
853 dcd_len = parse_cfg_file(imxhdr, params->imagename);
854
855 if (imximage_version == IMXIMAGE_V1)
856 header_size = sizeof(flash_header_v1_t);
857 else {
858 header_size = sizeof(flash_header_v2_t) + sizeof(boot_data_t);
859 if (!plugin_image)
860 header_size += sizeof(dcd_v2_t);
861 else
862 header_size += MAX_PLUGIN_CODE_SIZE;
863 }
864
865 if (imximage_init_loadsize < imximage_ivt_offset + header_size)
866 imximage_init_loadsize = imximage_ivt_offset + header_size;
867
868
869 (*set_imx_hdr)(imxhdr, dcd_len, params->ep, imximage_ivt_offset);
870
871
872
873
874
875
876
877
878
879
880 *header_size_ptr = ROUND((sbuf->st_size + imximage_ivt_offset), 4096);
881
882 if (csf_ptr && imximage_csf_size) {
883 *csf_ptr = params->ep - imximage_init_loadsize +
884 *header_size_ptr;
885 *header_size_ptr += imximage_csf_size;
886 }
887}
888
889int imximage_check_params(struct image_tool_params *params)
890{
891 if (!params)
892 return CFG_INVALID;
893 if (!strlen(params->imagename)) {
894 fprintf(stderr, "Error: %s - Configuration file not specified, "
895 "it is needed for imximage generation\n",
896 params->cmdname);
897 return CFG_INVALID;
898 }
899
900
901
902
903
904
905 return (params->dflag && (params->fflag || params->lflag)) ||
906 (params->fflag && (params->dflag || params->lflag)) ||
907 (params->lflag && (params->dflag || params->fflag)) ||
908 (params->xflag) || !(strlen(params->imagename));
909}
910
911static int imximage_generate(struct image_tool_params *params,
912 struct image_type_params *tparams)
913{
914 struct imx_header *imxhdr;
915 size_t alloc_len;
916 struct stat sbuf;
917 char *datafile = params->datafile;
918 uint32_t pad_len, header_size;
919
920 memset(&imximage_header, 0, sizeof(imximage_header));
921
922
923
924
925
926
927 imximage_version = IMXIMAGE_V1;
928
929 imximage_ivt_offset = FLASH_OFFSET_UNDEFINED;
930 imximage_csf_size = 0;
931 set_hdr_func();
932
933
934 parse_cfg_file(&imximage_header, params->imagename);
935
936 if (imximage_version == IMXIMAGE_V1)
937 header_size = sizeof(imx_header_v1_t);
938 else {
939 header_size = sizeof(flash_header_v2_t) + sizeof(boot_data_t);
940 if (!plugin_image)
941 header_size += sizeof(dcd_v2_t);
942 else
943 header_size += MAX_PLUGIN_CODE_SIZE;
944 }
945
946 if (imximage_init_loadsize < imximage_ivt_offset + header_size)
947 imximage_init_loadsize = imximage_ivt_offset + header_size;
948
949 alloc_len = imximage_init_loadsize - imximage_ivt_offset;
950
951 if (alloc_len < header_size) {
952 fprintf(stderr, "%s: header error\n",
953 params->cmdname);
954 exit(EXIT_FAILURE);
955 }
956
957 imxhdr = malloc(alloc_len);
958
959 if (!imxhdr) {
960 fprintf(stderr, "%s: malloc return failure: %s\n",
961 params->cmdname, strerror(errno));
962 exit(EXIT_FAILURE);
963 }
964
965 memset(imxhdr, 0, alloc_len);
966
967 tparams->header_size = alloc_len;
968 tparams->hdr = imxhdr;
969
970
971
972 if (stat(datafile, &sbuf) < 0) {
973 fprintf(stderr, "%s: Can't stat %s: %s\n",
974 params->cmdname, datafile, strerror(errno));
975 exit(EXIT_FAILURE);
976 }
977
978 pad_len = ROUND(sbuf.st_size, 4096) - sbuf.st_size;
979
980 return pad_len;
981}
982
983
984
985
986
987U_BOOT_IMAGE_TYPE(
988 imximage,
989 "Freescale i.MX Boot Image support",
990 0,
991 NULL,
992 imximage_check_params,
993 imximage_verify_header,
994 imximage_print_header,
995 imximage_set_header,
996 NULL,
997 imximage_check_image_types,
998 NULL,
999 imximage_generate
1000);
1001
