blob: 185b327920189926a6ecb4ce054b525554f9dafb [file] [log] [blame]
Marek Vasutf29f7e02011-11-08 23:18:18 +00001/*
2 * Freescale i.MX28 image generator
3 *
4 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
5 * on behalf of DENX Software Engineering GmbH
6 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02007 * SPDX-License-Identifier: GPL-2.0+
Marek Vasutf29f7e02011-11-08 23:18:18 +00008 */
9
10#include <fcntl.h>
11#include <sys/stat.h>
12#include <sys/types.h>
13#include <unistd.h>
14
15#include "compiler.h"
16
Jörg Krause61215602015-04-15 09:27:23 +020017/* Taken from <linux/kernel.h> */
18#define __round_mask(x, y) ((__typeof__(x))((y)-1))
19#define round_down(x, y) ((x) & ~__round_mask(x, y))
20
Marek Vasutf29f7e02011-11-08 23:18:18 +000021/*
22 * Default BCB layout.
23 *
24 * TWEAK this if you have blown any OCOTP fuses.
25 */
26#define STRIDE_PAGES 64
27#define STRIDE_COUNT 4
28
29/*
30 * Layout for 256Mb big NAND with 2048b page size, 64b OOB size and
31 * 128kb erase size.
32 *
33 * TWEAK this if you have different kind of NAND chip.
34 */
Marek Vasut62d40d12013-08-27 23:32:37 +020035static uint32_t nand_writesize = 2048;
36static uint32_t nand_oobsize = 64;
37static uint32_t nand_erasesize = 128 * 1024;
Marek Vasutf29f7e02011-11-08 23:18:18 +000038
39/*
40 * Sector on which the SigmaTel boot partition (0x53) starts.
41 */
Marek Vasut62d40d12013-08-27 23:32:37 +020042static uint32_t sd_sector = 2048;
Marek Vasutf29f7e02011-11-08 23:18:18 +000043
44/*
45 * Each of the U-Boot bootstreams is at maximum 1MB big.
46 *
47 * TWEAK this if, for some wild reason, you need to boot bigger image.
48 */
49#define MAX_BOOTSTREAM_SIZE (1 * 1024 * 1024)
50
51/* i.MX28 NAND controller-specific constants. DO NOT TWEAK! */
52#define MXS_NAND_DMA_DESCRIPTOR_COUNT 4
53#define MXS_NAND_CHUNK_DATA_CHUNK_SIZE 512
54#define MXS_NAND_METADATA_SIZE 10
Jörg Krause1fbdb702015-04-15 09:27:22 +020055#define MXS_NAND_BITS_PER_ECC_LEVEL 13
Marek Vasutf29f7e02011-11-08 23:18:18 +000056#define MXS_NAND_COMMAND_BUFFER_SIZE 32
57
58struct mx28_nand_fcb {
59 uint32_t checksum;
60 uint32_t fingerprint;
61 uint32_t version;
62 struct {
63 uint8_t data_setup;
64 uint8_t data_hold;
65 uint8_t address_setup;
66 uint8_t dsample_time;
67 uint8_t nand_timing_state;
68 uint8_t rea;
69 uint8_t rloh;
70 uint8_t rhoh;
71 } timing;
72 uint32_t page_data_size;
73 uint32_t total_page_size;
74 uint32_t sectors_per_block;
75 uint32_t number_of_nands; /* Ignored */
76 uint32_t total_internal_die; /* Ignored */
77 uint32_t cell_type; /* Ignored */
78 uint32_t ecc_block_n_ecc_type;
79 uint32_t ecc_block_0_size;
80 uint32_t ecc_block_n_size;
81 uint32_t ecc_block_0_ecc_type;
82 uint32_t metadata_bytes;
83 uint32_t num_ecc_blocks_per_page;
84 uint32_t ecc_block_n_ecc_level_sdk; /* Ignored */
85 uint32_t ecc_block_0_size_sdk; /* Ignored */
86 uint32_t ecc_block_n_size_sdk; /* Ignored */
87 uint32_t ecc_block_0_ecc_level_sdk; /* Ignored */
88 uint32_t num_ecc_blocks_per_page_sdk; /* Ignored */
89 uint32_t metadata_bytes_sdk; /* Ignored */
90 uint32_t erase_threshold;
91 uint32_t boot_patch;
92 uint32_t patch_sectors;
93 uint32_t firmware1_starting_sector;
94 uint32_t firmware2_starting_sector;
95 uint32_t sectors_in_firmware1;
96 uint32_t sectors_in_firmware2;
97 uint32_t dbbt_search_area_start_address;
98 uint32_t badblock_marker_byte;
99 uint32_t badblock_marker_start_bit;
100 uint32_t bb_marker_physical_offset;
101};
102
103struct mx28_nand_dbbt {
104 uint32_t checksum;
105 uint32_t fingerprint;
106 uint32_t version;
107 uint32_t number_bb;
108 uint32_t number_2k_pages_bb;
109};
110
111struct mx28_nand_bbt {
112 uint32_t nand;
113 uint32_t number_bb;
114 uint32_t badblock[510];
115};
116
117struct mx28_sd_drive_info {
118 uint32_t chip_num;
119 uint32_t drive_type;
120 uint32_t tag;
121 uint32_t first_sector_number;
122 uint32_t sector_count;
123};
124
125struct mx28_sd_config_block {
126 uint32_t signature;
127 uint32_t primary_boot_tag;
128 uint32_t secondary_boot_tag;
129 uint32_t num_copies;
130 struct mx28_sd_drive_info drv_info[1];
131};
132
Jörg Krause61215602015-04-15 09:27:23 +0200133static inline uint32_t mx28_nand_ecc_chunk_cnt(uint32_t page_data_size)
134{
135 return page_data_size / MXS_NAND_CHUNK_DATA_CHUNK_SIZE;
136}
137
Marek Vasutf29f7e02011-11-08 23:18:18 +0000138static inline uint32_t mx28_nand_ecc_size_in_bits(uint32_t ecc_strength)
139{
Jörg Krause1fbdb702015-04-15 09:27:22 +0200140 return ecc_strength * MXS_NAND_BITS_PER_ECC_LEVEL;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000141}
142
143static inline uint32_t mx28_nand_get_ecc_strength(uint32_t page_data_size,
144 uint32_t page_oob_size)
145{
Jörg Krause61215602015-04-15 09:27:23 +0200146 int ecc_strength;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000147
Jörg Krause61215602015-04-15 09:27:23 +0200148 /*
149 * Determine the ECC layout with the formula:
150 * ECC bits per chunk = (total page spare data bits) /
151 * (bits per ECC level) / (chunks per page)
152 * where:
153 * total page spare data bits =
154 * (page oob size - meta data size) * (bits per byte)
155 */
156 ecc_strength = ((page_oob_size - MXS_NAND_METADATA_SIZE) * 8)
157 / (MXS_NAND_BITS_PER_ECC_LEVEL *
158 mx28_nand_ecc_chunk_cnt(page_data_size));
Marek Vasutf29f7e02011-11-08 23:18:18 +0000159
Jörg Krause61215602015-04-15 09:27:23 +0200160 return round_down(ecc_strength, 2);
Marek Vasutf29f7e02011-11-08 23:18:18 +0000161}
162
163static inline uint32_t mx28_nand_get_mark_offset(uint32_t page_data_size,
164 uint32_t ecc_strength)
165{
166 uint32_t chunk_data_size_in_bits;
167 uint32_t chunk_ecc_size_in_bits;
168 uint32_t chunk_total_size_in_bits;
169 uint32_t block_mark_chunk_number;
170 uint32_t block_mark_chunk_bit_offset;
171 uint32_t block_mark_bit_offset;
172
173 chunk_data_size_in_bits = MXS_NAND_CHUNK_DATA_CHUNK_SIZE * 8;
174 chunk_ecc_size_in_bits = mx28_nand_ecc_size_in_bits(ecc_strength);
175
176 chunk_total_size_in_bits =
177 chunk_data_size_in_bits + chunk_ecc_size_in_bits;
178
179 /* Compute the bit offset of the block mark within the physical page. */
180 block_mark_bit_offset = page_data_size * 8;
181
182 /* Subtract the metadata bits. */
183 block_mark_bit_offset -= MXS_NAND_METADATA_SIZE * 8;
184
185 /*
186 * Compute the chunk number (starting at zero) in which the block mark
187 * appears.
188 */
189 block_mark_chunk_number =
190 block_mark_bit_offset / chunk_total_size_in_bits;
191
192 /*
193 * Compute the bit offset of the block mark within its chunk, and
194 * validate it.
195 */
196 block_mark_chunk_bit_offset = block_mark_bit_offset -
197 (block_mark_chunk_number * chunk_total_size_in_bits);
198
199 if (block_mark_chunk_bit_offset > chunk_data_size_in_bits)
200 return 1;
201
202 /*
203 * Now that we know the chunk number in which the block mark appears,
204 * we can subtract all the ECC bits that appear before it.
205 */
206 block_mark_bit_offset -=
207 block_mark_chunk_number * chunk_ecc_size_in_bits;
208
209 return block_mark_bit_offset;
210}
211
212static inline uint32_t mx28_nand_mark_byte_offset(void)
213{
214 uint32_t ecc_strength;
215 ecc_strength = mx28_nand_get_ecc_strength(nand_writesize, nand_oobsize);
216 return mx28_nand_get_mark_offset(nand_writesize, ecc_strength) >> 3;
217}
218
219static inline uint32_t mx28_nand_mark_bit_offset(void)
220{
221 uint32_t ecc_strength;
222 ecc_strength = mx28_nand_get_ecc_strength(nand_writesize, nand_oobsize);
223 return mx28_nand_get_mark_offset(nand_writesize, ecc_strength) & 0x7;
224}
225
226static uint32_t mx28_nand_block_csum(uint8_t *block, uint32_t size)
227{
228 uint32_t csum = 0;
229 int i;
230
231 for (i = 0; i < size; i++)
232 csum += block[i];
233
234 return csum ^ 0xffffffff;
235}
236
237static struct mx28_nand_fcb *mx28_nand_get_fcb(uint32_t size)
238{
239 struct mx28_nand_fcb *fcb;
240 uint32_t bcb_size_bytes;
241 uint32_t stride_size_bytes;
242 uint32_t bootstream_size_pages;
243 uint32_t fw1_start_page;
244 uint32_t fw2_start_page;
245
246 fcb = malloc(nand_writesize);
247 if (!fcb) {
248 printf("MX28 NAND: Unable to allocate FCB\n");
249 return NULL;
250 }
251
252 memset(fcb, 0, nand_writesize);
253
254 fcb->fingerprint = 0x20424346;
255 fcb->version = 0x01000000;
256
257 /*
258 * FIXME: These here are default values as found in kobs-ng. We should
259 * probably retrieve the data from NAND or something.
260 */
261 fcb->timing.data_setup = 80;
262 fcb->timing.data_hold = 60;
263 fcb->timing.address_setup = 25;
264 fcb->timing.dsample_time = 6;
265
266 fcb->page_data_size = nand_writesize;
267 fcb->total_page_size = nand_writesize + nand_oobsize;
268 fcb->sectors_per_block = nand_erasesize / nand_writesize;
269
270 fcb->num_ecc_blocks_per_page = (nand_writesize / 512) - 1;
271 fcb->ecc_block_0_size = 512;
272 fcb->ecc_block_n_size = 512;
273 fcb->metadata_bytes = 10;
274
275 if (nand_writesize == 2048) {
276 fcb->ecc_block_n_ecc_type = 4;
277 fcb->ecc_block_0_ecc_type = 4;
278 } else if (nand_writesize == 4096) {
279 if (nand_oobsize == 128) {
280 fcb->ecc_block_n_ecc_type = 4;
281 fcb->ecc_block_0_ecc_type = 4;
282 } else if (nand_oobsize == 218) {
283 fcb->ecc_block_n_ecc_type = 8;
284 fcb->ecc_block_0_ecc_type = 8;
Alexandre Coffignalca6dc4f2015-01-08 17:14:42 +0100285 } else if (nand_oobsize == 224) {
286 fcb->ecc_block_n_ecc_type = 8;
287 fcb->ecc_block_0_ecc_type = 8;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000288 }
289 }
290
291 if (fcb->ecc_block_n_ecc_type == 0) {
292 printf("MX28 NAND: Unsupported NAND geometry\n");
293 goto err;
294 }
295
296 fcb->boot_patch = 0;
297 fcb->patch_sectors = 0;
298
299 fcb->badblock_marker_byte = mx28_nand_mark_byte_offset();
300 fcb->badblock_marker_start_bit = mx28_nand_mark_bit_offset();
301 fcb->bb_marker_physical_offset = nand_writesize;
302
303 stride_size_bytes = STRIDE_PAGES * nand_writesize;
304 bcb_size_bytes = stride_size_bytes * STRIDE_COUNT;
305
306 bootstream_size_pages = (size + (nand_writesize - 1)) /
307 nand_writesize;
308
309 fw1_start_page = 2 * bcb_size_bytes / nand_writesize;
310 fw2_start_page = (2 * bcb_size_bytes + MAX_BOOTSTREAM_SIZE) /
311 nand_writesize;
312
313 fcb->firmware1_starting_sector = fw1_start_page;
314 fcb->firmware2_starting_sector = fw2_start_page;
315 fcb->sectors_in_firmware1 = bootstream_size_pages;
316 fcb->sectors_in_firmware2 = bootstream_size_pages;
317
318 fcb->dbbt_search_area_start_address = STRIDE_PAGES * STRIDE_COUNT;
319
320 return fcb;
321
322err:
323 free(fcb);
324 return NULL;
325}
326
327static struct mx28_nand_dbbt *mx28_nand_get_dbbt(void)
328{
329 struct mx28_nand_dbbt *dbbt;
330
331 dbbt = malloc(nand_writesize);
332 if (!dbbt) {
333 printf("MX28 NAND: Unable to allocate DBBT\n");
334 return NULL;
335 }
336
337 memset(dbbt, 0, nand_writesize);
338
339 dbbt->fingerprint = 0x54424244;
340 dbbt->version = 0x1;
341
342 return dbbt;
343}
344
345static inline uint8_t mx28_nand_parity_13_8(const uint8_t b)
346{
347 uint32_t parity = 0, tmp;
348
349 tmp = ((b >> 6) ^ (b >> 5) ^ (b >> 3) ^ (b >> 2)) & 1;
350 parity |= tmp << 0;
351
352 tmp = ((b >> 7) ^ (b >> 5) ^ (b >> 4) ^ (b >> 2) ^ (b >> 1)) & 1;
353 parity |= tmp << 1;
354
355 tmp = ((b >> 7) ^ (b >> 6) ^ (b >> 5) ^ (b >> 1) ^ (b >> 0)) & 1;
356 parity |= tmp << 2;
357
358 tmp = ((b >> 7) ^ (b >> 4) ^ (b >> 3) ^ (b >> 0)) & 1;
359 parity |= tmp << 3;
360
361 tmp = ((b >> 6) ^ (b >> 4) ^ (b >> 3) ^
362 (b >> 2) ^ (b >> 1) ^ (b >> 0)) & 1;
363 parity |= tmp << 4;
364
365 return parity;
366}
367
368static uint8_t *mx28_nand_fcb_block(struct mx28_nand_fcb *fcb)
369{
370 uint8_t *block;
371 uint8_t *ecc;
372 int i;
373
374 block = malloc(nand_writesize + nand_oobsize);
375 if (!block) {
376 printf("MX28 NAND: Unable to allocate FCB block\n");
377 return NULL;
378 }
379
380 memset(block, 0, nand_writesize + nand_oobsize);
381
382 /* Update the FCB checksum */
383 fcb->checksum = mx28_nand_block_csum(((uint8_t *)fcb) + 4, 508);
384
385 /* Figure 12-11. in iMX28RM, rev. 1, says FCB is at offset 12 */
386 memcpy(block + 12, fcb, sizeof(struct mx28_nand_fcb));
387
388 /* ECC is at offset 12 + 512 */
389 ecc = block + 12 + 512;
390
391 /* Compute the ECC parity */
392 for (i = 0; i < sizeof(struct mx28_nand_fcb); i++)
393 ecc[i] = mx28_nand_parity_13_8(block[i + 12]);
394
395 return block;
396}
397
Marek Vasut93d520f2013-08-27 23:32:38 +0200398static int mx28_nand_write_fcb(struct mx28_nand_fcb *fcb, uint8_t *buf)
Marek Vasutf29f7e02011-11-08 23:18:18 +0000399{
400 uint32_t offset;
401 uint8_t *fcbblock;
402 int ret = 0;
403 int i;
404
405 fcbblock = mx28_nand_fcb_block(fcb);
406 if (!fcbblock)
407 return -1;
408
409 for (i = 0; i < STRIDE_PAGES * STRIDE_COUNT; i += STRIDE_PAGES) {
410 offset = i * nand_writesize;
411 memcpy(buf + offset, fcbblock, nand_writesize + nand_oobsize);
Marek Vasut93d520f2013-08-27 23:32:38 +0200412 /* Mark the NAND page is OK. */
413 buf[offset + nand_writesize] = 0xff;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000414 }
415
416 free(fcbblock);
417 return ret;
418}
419
Marek Vasut93d520f2013-08-27 23:32:38 +0200420static int mx28_nand_write_dbbt(struct mx28_nand_dbbt *dbbt, uint8_t *buf)
Marek Vasutf29f7e02011-11-08 23:18:18 +0000421{
422 uint32_t offset;
423 int i = STRIDE_PAGES * STRIDE_COUNT;
424
425 for (; i < 2 * STRIDE_PAGES * STRIDE_COUNT; i += STRIDE_PAGES) {
426 offset = i * nand_writesize;
427 memcpy(buf + offset, dbbt, sizeof(struct mx28_nand_dbbt));
428 }
429
430 return 0;
431}
432
433static int mx28_nand_write_firmware(struct mx28_nand_fcb *fcb, int infd,
Marek Vasut93d520f2013-08-27 23:32:38 +0200434 uint8_t *buf)
Marek Vasutf29f7e02011-11-08 23:18:18 +0000435{
436 int ret;
437 off_t size;
438 uint32_t offset1, offset2;
439
440 size = lseek(infd, 0, SEEK_END);
441 lseek(infd, 0, SEEK_SET);
442
443 offset1 = fcb->firmware1_starting_sector * nand_writesize;
444 offset2 = fcb->firmware2_starting_sector * nand_writesize;
445
446 ret = read(infd, buf + offset1, size);
447 if (ret != size)
448 return -1;
449
450 memcpy(buf + offset2, buf + offset1, size);
451
452 return 0;
453}
454
Marek Vasut62d40d12013-08-27 23:32:37 +0200455static void usage(void)
Marek Vasutf29f7e02011-11-08 23:18:18 +0000456{
457 printf(
Otavio Salvador993d30d2012-03-17 09:16:50 +0000458 "Usage: mxsboot [ops] <type> <infile> <outfile>\n"
Marek Vasutf29f7e02011-11-08 23:18:18 +0000459 "Augment BootStream file with a proper header for i.MX28 boot\n"
460 "\n"
461 " <type> type of image:\n"
462 " \"nand\" for NAND image\n"
463 " \"sd\" for SD image\n"
464 " <infile> input file, the u-boot.sb bootstream\n"
465 " <outfile> output file, the bootable image\n"
466 "\n");
467 printf(
468 "For NAND boot, these options are accepted:\n"
469 " -w <size> NAND page size\n"
470 " -o <size> NAND OOB size\n"
471 " -e <size> NAND erase size\n"
472 "\n"
473 "For SD boot, these options are accepted:\n"
474 " -p <sector> Sector where the SGTL partition starts\n"
475 );
476}
477
478static int mx28_create_nand_image(int infd, int outfd)
479{
480 struct mx28_nand_fcb *fcb;
481 struct mx28_nand_dbbt *dbbt;
482 int ret = -1;
Marek Vasut93d520f2013-08-27 23:32:38 +0200483 uint8_t *buf;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000484 int size;
485 ssize_t wr_size;
486
487 size = nand_writesize * 512 + 2 * MAX_BOOTSTREAM_SIZE;
488
489 buf = malloc(size);
490 if (!buf) {
491 printf("Can not allocate output buffer of %d bytes\n", size);
492 goto err0;
493 }
494
495 memset(buf, 0, size);
496
497 fcb = mx28_nand_get_fcb(MAX_BOOTSTREAM_SIZE);
498 if (!fcb) {
499 printf("Unable to compile FCB\n");
500 goto err1;
501 }
502
503 dbbt = mx28_nand_get_dbbt();
504 if (!dbbt) {
505 printf("Unable to compile DBBT\n");
506 goto err2;
507 }
508
509 ret = mx28_nand_write_fcb(fcb, buf);
510 if (ret) {
511 printf("Unable to write FCB to buffer\n");
512 goto err3;
513 }
514
515 ret = mx28_nand_write_dbbt(dbbt, buf);
516 if (ret) {
517 printf("Unable to write DBBT to buffer\n");
518 goto err3;
519 }
520
521 ret = mx28_nand_write_firmware(fcb, infd, buf);
522 if (ret) {
523 printf("Unable to write firmware to buffer\n");
524 goto err3;
525 }
526
527 wr_size = write(outfd, buf, size);
528 if (wr_size != size) {
529 ret = -1;
530 goto err3;
531 }
532
533 ret = 0;
534
535err3:
536 free(dbbt);
537err2:
538 free(fcb);
539err1:
540 free(buf);
541err0:
542 return ret;
543}
544
545static int mx28_create_sd_image(int infd, int outfd)
546{
547 int ret = -1;
548 uint32_t *buf;
549 int size;
550 off_t fsize;
551 ssize_t wr_size;
552 struct mx28_sd_config_block *cb;
553
554 fsize = lseek(infd, 0, SEEK_END);
555 lseek(infd, 0, SEEK_SET);
Otavio Salvador8de16792013-04-24 11:23:27 +0000556 size = fsize + 4 * 512;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000557
558 buf = malloc(size);
559 if (!buf) {
560 printf("Can not allocate output buffer of %d bytes\n", size);
561 goto err0;
562 }
563
Otavio Salvador8de16792013-04-24 11:23:27 +0000564 ret = read(infd, (uint8_t *)buf + 4 * 512, fsize);
Marek Vasutf29f7e02011-11-08 23:18:18 +0000565 if (ret != fsize) {
566 ret = -1;
567 goto err1;
568 }
569
570 cb = (struct mx28_sd_config_block *)buf;
571
572 cb->signature = 0x00112233;
573 cb->primary_boot_tag = 0x1;
574 cb->secondary_boot_tag = 0x1;
575 cb->num_copies = 1;
576 cb->drv_info[0].chip_num = 0x0;
577 cb->drv_info[0].drive_type = 0x0;
578 cb->drv_info[0].tag = 0x1;
Otavio Salvador8de16792013-04-24 11:23:27 +0000579 cb->drv_info[0].first_sector_number = sd_sector + 4;
580 cb->drv_info[0].sector_count = (size - 4) / 512;
Marek Vasutf29f7e02011-11-08 23:18:18 +0000581
582 wr_size = write(outfd, buf, size);
583 if (wr_size != size) {
584 ret = -1;
585 goto err1;
586 }
587
588 ret = 0;
589
590err1:
591 free(buf);
592err0:
593 return ret;
594}
595
Marek Vasut62d40d12013-08-27 23:32:37 +0200596static int parse_ops(int argc, char **argv)
Marek Vasutf29f7e02011-11-08 23:18:18 +0000597{
598 int i;
599 int tmp;
600 char *end;
601 enum param {
602 PARAM_WRITE,
603 PARAM_OOB,
604 PARAM_ERASE,
605 PARAM_PART,
606 PARAM_SD,
607 PARAM_NAND
608 };
609 int type;
610
Marek Vasute364daf2011-12-22 09:55:08 +0000611 if (argc < 4)
612 return -1;
613
Marek Vasutf29f7e02011-11-08 23:18:18 +0000614 for (i = 1; i < argc; i++) {
615 if (!strncmp(argv[i], "-w", 2))
616 type = PARAM_WRITE;
617 else if (!strncmp(argv[i], "-o", 2))
618 type = PARAM_OOB;
619 else if (!strncmp(argv[i], "-e", 2))
620 type = PARAM_ERASE;
621 else if (!strncmp(argv[i], "-p", 2))
622 type = PARAM_PART;
623 else /* SD/MMC */
624 break;
625
626 tmp = strtol(argv[++i], &end, 10);
627 if (tmp % 2)
628 return -1;
629 if (tmp <= 0)
630 return -1;
631
632 if (type == PARAM_WRITE)
633 nand_writesize = tmp;
634 if (type == PARAM_OOB)
635 nand_oobsize = tmp;
636 if (type == PARAM_ERASE)
637 nand_erasesize = tmp;
638 if (type == PARAM_PART)
639 sd_sector = tmp;
640 }
641
642 if (strcmp(argv[i], "sd") && strcmp(argv[i], "nand"))
643 return -1;
644
645 if (i + 3 != argc)
646 return -1;
647
648 return i;
649}
650
651int main(int argc, char **argv)
652{
653 int infd, outfd;
654 int ret = 0;
655 int offset;
656
657 offset = parse_ops(argc, argv);
658 if (offset < 0) {
659 usage();
660 ret = 1;
661 goto err1;
662 }
663
664 infd = open(argv[offset + 1], O_RDONLY);
665 if (infd < 0) {
666 printf("Input BootStream file can not be opened\n");
667 ret = 2;
668 goto err1;
669 }
670
671 outfd = open(argv[offset + 2], O_CREAT | O_TRUNC | O_WRONLY,
672 S_IRUSR | S_IWUSR);
673 if (outfd < 0) {
674 printf("Output file can not be created\n");
675 ret = 3;
676 goto err2;
677 }
678
679 if (!strcmp(argv[offset], "sd"))
680 ret = mx28_create_sd_image(infd, outfd);
681 else if (!strcmp(argv[offset], "nand"))
682 ret = mx28_create_nand_image(infd, outfd);
683
684 close(outfd);
685err2:
686 close(infd);
687err1:
688 return ret;
689}