common/cmd_usbd.c

   1 /*
   2  * USB Downloader for SAMSUNG Platform
   3  *
   4  * Copyright (C) 2007-2008 Samsung Electronics
   5  * Minkyu Kang <mk7.kang@samsung.com>
   6  *
   7  */
   8
   9 #include <common.h>
  10 #include <usbd.h>
  11 #include <asm/errno.h>
  12 #include <malloc.h>
  13
  14 /* version of USB Downloader Application */
  15 #define APP_VERSION     "1.5.3"
  16
  17 #define OPS_READ        0
  18 #define OPS_WRITE       1
  19
  20 #ifdef CONFIG_CMD_MTDPARTS
  21 #include <jffs2/load_kernel.h>
  22 static struct part_info *parts[16];
  23 #endif
  24
  25 #ifdef CONFIG_UBIFS_MK
  26 #include <mkfs.ubifs.h>
  27 #endif
  28
  29 #ifdef CONFIG_UBINIZE
  30 #include <ubinize.h>
  31 #endif
  32
  33 static const char pszMe[] = "usbd: ";
  34
  35 static struct usbd_ops usbd_ops;
  36
  37 static unsigned int part_id;
  38 static unsigned int write_part = 0;
  39 static unsigned long fs_offset = 0x0;
  40
  41 #ifdef CONFIG_USE_YAFFS
  42 static unsigned int yaffs_len = 0;
  43 static unsigned char yaffs_data[2112];
  44 #define YAFFS_PAGE 2112
  45 #endif
  46
  47 #define NAND_PAGE_SIZE 2048
  48
  49 static unsigned long down_ram_addr;
  50
  51 static int down_mode;
  52
  53 /* cpu/${CPU} dependent */
  54 extern void do_reset(void);
  55
  56 /* common commands */
  57 extern int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
  58 extern int do_run(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]);
  59
  60 int mtdparts_init(void);
  61 int find_dev_and_part(const char*, struct mtd_device**, u8*, struct part_info**);
  62
  63 /* common/cmd_jffs2.c */
  64 extern struct list_head devices;
  65
  66 static u8 count_mtdparts(void)
  67 {
  68         struct list_head *dentry, *pentry;
  69         struct mtd_device *dev;
  70         u8 part_num = 0;
  71
  72         list_for_each(dentry, &devices) {
  73                 dev = list_entry(dentry, struct mtd_device, link);
  74
  75                 /* list partitions for given device */
  76                 list_for_each(pentry, &dev->parts)
  77                         part_num++;
  78         }
  79
  80         return part_num;
  81 }
  82
  83 #ifdef CONFIG_CMD_UBI
  84 static int check_ubi_mode(void)
  85 {
  86         char *env_ubifs;
  87         int ubi_mode;
  88
  89         env_ubifs = getenv("ubi");
  90         ubi_mode = !strcmp(env_ubifs, "enabled");
  91
  92         return ubi_mode;
  93 }
  94 #else
  95 #define check_ubi_mode()                0
  96 #endif
  97
  98 #ifdef CONFIG_MTD_PARTITIONS
  99 static int get_part_info(void)
 100 {
 101         struct mtd_device *dev;
 102         u8 out_partnum;
 103         char part_name[12];
 104         char nand_name[12];
 105         int i;
 106         int part_num;
 107         int ubi_mode = 0;
 108
 109 #if defined(CONFIG_CMD_NAND)
 110         sprintf(nand_name, "nand0");
 111 #elif defined(CONFIG_CMD_ONENAND)
 112         sprintf(nand_name, "onenand0");
 113 #else
 114         printf("Configure your NAND sub-system\n");
 115         return 0;
 116 #endif
 117
 118         if (mtdparts_init())
 119                 return 0;
 120
 121         ubi_mode = check_ubi_mode();
 122
 123         part_num = count_mtdparts();
 124         for (i = 0; i < part_num; i++) {
 125                 sprintf(part_name, "%s,%d", nand_name, i);
 126
 127                 if (find_dev_and_part(part_name, &dev, &out_partnum, &parts[i]))
 128                         return -EINVAL;
 129         }
 130
 131         return 0;
 132 }
 133
 134 static int get_part_id(char *name)
 135 {
 136         int nparts = count_mtdparts();
 137         int i;
 138
 139         for (i = 0; i < nparts; i++) {
 140                 if (strcmp(parts[i]->name, name) == 0)
 141                         return i;
 142         }
 143
 144         printf("Error: Unknown partition -> %s\n", name);
 145         return -1;
 146 }
 147 #else
 148 static int get_part_info(void)
 149 {
 150         printf("Error: Can't get patition information\n");
 151         return -EINVAL;
 152 }
 153
 154 static int get_part_id(char *name)
 155 {
 156         return 0;
 157 }
 158 #endif
 159
 160 static void boot_cmd(char *addr)
 161 {
 162         char *argv[] = { "bootm", addr };
 163         do_bootm(NULL, 0, 2, argv);
 164 }
 165
 166 static void run_cmd(char *cmd)
 167 {
 168         char *argv[] = { "run", cmd };
 169         do_run(NULL, 0, 2, argv);
 170 }
 171
 172 #if defined(CONFIG_CMD_NAND)
 173 extern int do_nand(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
 174 #elif defined(CONFIG_CMD_ONENAND)
 175 extern int do_onenand(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
 176 #endif
 177
 178 /* NAND erase and write using nand command */
 179 static int nand_cmd(int type, char *p1, char *p2, char *p3)
 180 {
 181         int ret = 1;
 182         char nand_name[12];
 183         int (*nand_func) (cmd_tbl_t *, int, int, char **);
 184
 185 #if defined(CONFIG_CMD_NAND)
 186         sprintf(nand_name, "nand");
 187         nand_func = do_nand;
 188 #elif defined(CONFIG_CMD_ONENAND)
 189         sprintf(nand_name, "onenand");
 190         nand_func = do_onenand;
 191 #else
 192         printf("Configure your NAND sub-system\n");
 193         return 0;
 194 #endif
 195
 196         if (type == 0) {
 197                 char *argv[] = {nand_name, "erase", p1, p2};
 198                 printf("%s %s %s %s\n", argv[0], argv[1], argv[2], argv[3]);
 199                 ret = nand_func(NULL, 0, 4, argv);
 200         } else if (type == 1) {
 201                 char *argv[] = {nand_name, "write", p1, p2, p3};
 202                 printf("%s %s %s %s %s\n", argv[0], argv[1], argv[2],
 203                                 argv[3], argv[4]);
 204                 ret = nand_func(NULL, 0, 5, argv);
 205         } else if (type == 2) {
 206                 char *argv[] = {nand_name, "write.yaffs", p1, p2, p3};
 207                 printf("%s %s %s %s %s\n", argv[0], argv[1], argv[2],
 208                                 argv[3], argv[4]);
 209                 ret = nand_func(NULL, 0, 5, argv);
 210         } else if (type == 3) {
 211                 char *argv[] = {nand_name, "lock", p1, p2};
 212                 printf("%s %s %s %s\n", argv[0], argv[1], argv[2], argv[3]);
 213                 ret = nand_func(NULL, 0, 4, argv);
 214         }
 215
 216         if (ret)
 217                 printf("Error: NAND Command\n");
 218
 219         return ret;
 220 }
 221
 222 #ifdef CONFIG_CMD_UBI
 223 int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
 224
 225 int ubi_cmd(int part, char *p1, char *p2, char *p3)
 226 {
 227         int ret = 1;
 228
 229         if (part == RAMDISK_PART_ID) {
 230                 char *argv[] = {"ubi", "write", p1, "rootfs.cramfs", p2, p3};
 231                 printf("%s %s %s %s %s %s\n", argv[0], argv[1], argv[2],
 232                                 argv[3], argv[4], argv[5]);
 233                 ret = do_ubi(NULL, 0, 6, argv);
 234         } else if (part == FILESYSTEM_PART_ID) {
 235                 char *argv[] = {"ubi", "write", p1, "factoryfs.cramfs", p2, p3};
 236                 printf("%s %s %s %s %s %s\n", argv[0], argv[1], argv[2],
 237                                 argv[3], argv[4], argv[5]);
 238                 ret = do_ubi(NULL, 0, 6, argv);
 239         } else if (part == FILESYSTEM2_PART_ID) {
 240                 char *argv[] = {"ubi", "write", p1, "datafs.ubifs", p2, p3};
 241                 printf("%s %s %s %s %s %s\n", argv[0], argv[1], argv[2],
 242                                 argv[3], argv[4], argv[5]);
 243                 ret = do_ubi(NULL, 0, 6, argv);
 244         }
 245
 246         return ret;
 247 }
 248 #endif
 249
 250 #ifdef CONFIG_CMD_MMC
 251 #include <fat.h>
 252
 253 extern int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
 254
 255 static int mmc_cmd(int ops, char *p1, char *p2, char *p3)
 256 {
 257         int ret;
 258
 259         if (ops) {
 260                 char *argv[] = {"mmc", "write", "0", p1, p2, p3};
 261                 ret = do_mmcops(NULL, 0, 6, argv);
 262         } else {
 263                 char *argv[] = {"mmc", "read", "0", p1, p2, p3};
 264                 ret = do_mmcops(NULL, 0, 6, argv);
 265         }
 266
 267         return ret;
 268 }
 269
 270 #define NORMAL_PARTITION        0
 271 #define EXTEND_PARTITION        1
 272
 273 #define EXTEND_PART_TYPE        5
 274
 275 #define EXTEND_MAX_PART         32
 276
 277 static unsigned int cur_blk_offset;
 278 static unsigned int cur_part_size;
 279 static unsigned int cur_part;
 280
 281 static unsigned int mmc_parts;
 282 static unsigned int mmc_part_write;
 283
 284 static u8 part_mode = 0;
 285
 286 struct partition_info {
 287         u32 size;
 288         u32 checksum;
 289         u32 res;
 290 } __attribute__((packed));
 291
 292 struct partition_header {
 293         u8                      fat32head[16];  /* RFSHEAD identifier */
 294         struct partition_info   partition[EXTEND_MAX_PART];
 295         u8                      res[112];       /* reserved */
 296 } __attribute__((packed));
 297
 298 struct partition_table {
 299         u8      boot_flag;
 300         u8      chs_begin[3];
 301         u8      type_code;
 302         u8      chs_end[3];
 303         u32     lba_begin;
 304         u32     num_sectors;
 305 } __attribute__((packed));
 306
 307 struct mbr_table {
 308         u8                      boot_code[446];
 309         struct partition_table  partition[4];
 310         u16                     signature;
 311 } __attribute__((packed));
 312
 313 struct mul_partition_info {
 314         u32 lba_begin;
 315         u32 num_sectors;
 316 } __attribute__((packed));
 317
 318 #define MBR_OFFSET      0x10
 319
 320 struct partition_header part_info;
 321 struct mbr_table mbr_info;
 322 struct mul_partition_info mul_info[EXTEND_MAX_PART];
 323
 324 static int write_mmc_partition(struct usbd_ops *usbd, u32 *ram_addr, u32 len)
 325 {
 326         unsigned int blocks;
 327         char offset[12], length[12], ramaddr[12];
 328         int i;
 329         int loop;
 330         u32 cnt;
 331         int ret;
 332
 333         if (cur_part_size > len) {
 334                 blocks = len / usbd->mmc_blk;
 335                 ret = -1;
 336         } else {
 337                 blocks = cur_part_size / usbd->mmc_blk;
 338                 ret = len - cur_part_size;
 339         }
 340
 341         if (len % usbd->mmc_blk)
 342                 blocks++;
 343
 344         loop = blocks / usbd->mmc_max;
 345         if (blocks % usbd->mmc_max)
 346                 loop++;
 347
 348         for (i = 0; i < loop; i++) {
 349                 if (i == 0) {
 350                         cnt = blocks % usbd->mmc_max;
 351                         if (cnt == 0)
 352                                 cnt = usbd->mmc_max;
 353                 } else {
 354                         cnt = usbd->mmc_max;
 355                 }
 356
 357                 sprintf(length, "%x", cnt);
 358                 sprintf(offset, "%x", cur_blk_offset);
 359                 sprintf(ramaddr, "0x%x", *ram_addr);
 360                 mmc_cmd(OPS_WRITE, ramaddr, offset, length);
 361
 362                 cur_blk_offset += cnt;
 363
 364                 *ram_addr += (cnt * usbd->mmc_blk);
 365         }
 366
 367         return ret;
 368 }
 369
 370 static int write_file_mmc(struct usbd_ops *usbd, char *ramaddr, u32 len,
 371                 char *offset, char *length)
 372 {
 373         u32 ram_addr;
 374         int i;
 375         int ret;
 376         struct mbr_table *mbr;
 377
 378         if (!usbd->mmc_total) {
 379                 printf("MMC is not supported!\n");
 380                 return 0;
 381         }
 382
 383         ram_addr = (u32)down_ram_addr;
 384
 385         if (cur_blk_offset == 0) {
 386                 boot_sector *bs;
 387                 u32 mbr_blk_size;
 388
 389                 memcpy(&part_info, (void *)ram_addr,
 390                                 sizeof(struct partition_header));
 391
 392                 ram_addr += sizeof(struct partition_header);
 393                 len -= sizeof(struct partition_header);
 394                 mbr = (struct mbr_table*)ram_addr;
 395                 mbr_blk_size = mbr->partition[0].lba_begin;
 396
 397                 if (mbr->partition[0].type_code != EXTEND_PART_TYPE) {
 398                         part_mode = NORMAL_PARTITION;
 399
 400                         /* modify sectors of p1 */
 401                         mbr->partition[0].num_sectors = usbd->mmc_total -
 402                                         (mbr_blk_size +
 403                                         mbr->partition[1].num_sectors +
 404                                         mbr->partition[2].num_sectors +
 405                                         mbr->partition[3].num_sectors);
 406
 407                         mmc_parts++;
 408
 409                         /* modify lba_begin of p2 and p3 and p4 */
 410                         for (i = 1; i < 4; i++) {
 411                                 if (part_info.partition[i].size == 0)
 412                                         break;
 413
 414                                 mmc_parts++;
 415                                 mbr->partition[i].lba_begin =
 416                                         mbr->partition[i - 1].lba_begin +
 417                                         mbr->partition[i - 1].num_sectors;
 418                         }
 419
 420                         /* copy MBR */
 421                         memcpy(&mbr_info, mbr, sizeof(struct mbr_table));
 422
 423                         printf("Total Size: 0x%08x #parts %d\n",
 424                                         (unsigned int)usbd->mmc_total,
 425                                         mmc_parts);
 426                         for (i = 0; i < mmc_parts; i++) {
 427                                 printf("p%d\t0x%08x\t0x%08x\n", i + 1,
 428                                         mbr_info.partition[i].lba_begin,
 429                                         mbr_info.partition[i].num_sectors);
 430                         }
 431
 432                         /* write MBR */
 433                         sprintf(length, "%x", mbr_blk_size);
 434                         sprintf(offset, "%x", 0);
 435                         sprintf(ramaddr, "0x%x", (u32)ram_addr);
 436                         ret = mmc_cmd(OPS_WRITE, ramaddr, offset, length);
 437
 438                         ram_addr += mbr_blk_size * usbd->mmc_blk;
 439                         len -= mbr_blk_size * usbd->mmc_blk;
 440
 441                         cur_blk_offset = mbr_blk_size;
 442                         cur_part = 0;
 443                         cur_part_size = part_info.partition[0].size;
 444
 445                         /* modify p1's total sector */
 446                         bs = (boot_sector *)ram_addr;
 447                         bs->total_sect = mbr_info.partition[0].num_sectors;
 448
 449                         printf("\nWrite Partition %d.. %d blocks\n",
 450                                 cur_part + 1,
 451                                 part_info.partition[cur_part].size /
 452                                 (int)usbd->mmc_blk);
 453                 } else {
 454                         part_mode = EXTEND_PARTITION;
 455
 456                         for (i = 0; i < EXTEND_MAX_PART; i++) {
 457                                 if (part_info.partition[i].size == 0)
 458                                         break;
 459                                 mmc_parts++;
 460                         }
 461
 462                         if (mmc_parts == 0)
 463                                 return -1;
 464                         else
 465                                 printf("found %d partitions\n", mmc_parts);
 466
 467                         /* build partition table */
 468
 469                         mul_info[0].num_sectors =
 470                                 usbd->mmc_total - mbr_blk_size * 2;
 471                         for (i = 1; i < mmc_parts; i++) {
 472                                 mul_info[i].num_sectors =
 473                                         part_info.partition[i].res;
 474                         }
 475
 476                         for (i = 1; i < mmc_parts; i++) {
 477                                 mul_info[0].num_sectors -=
 478                                         mul_info[i].num_sectors;
 479                         }
 480
 481                         mul_info[0].lba_begin = mbr->partition[0].lba_begin;
 482                         for (i = 1; i < mmc_parts; i++) {
 483                                 mul_info[i].lba_begin =
 484                                         mul_info[i-1].lba_begin +
 485                                         mul_info[i-1].num_sectors;
 486                         }
 487
 488                         /* modify main MBR */
 489                         mbr->partition[0].num_sectors =
 490                                 usbd->mmc_total - mbr_blk_size;
 491
 492                         /* modify MBR data of p1 */
 493                         mbr = (struct mbr_table *)
 494                                 (ram_addr + mbr_blk_size * usbd->mmc_blk);
 495
 496                         mbr->partition[0].num_sectors =
 497                                 mul_info[0].num_sectors - mbr_blk_size;
 498                         mbr->partition[1].lba_begin =
 499                                 mul_info[1].lba_begin - mbr_blk_size;
 500
 501                         /* modify BPB data of p1 */
 502                         bs = (boot_sector *)
 503                                 ((u32)mbr + mbr_blk_size * usbd->mmc_blk);
 504                         memset(&bs->sectors, 0, 2);
 505                         bs->total_sect = mbr->partition[0].num_sectors;
 506
 507                         printf("Total Size: 0x%08x #parts %d\n",
 508                                         (unsigned int)usbd->mmc_total,
 509                                         mmc_parts);
 510                         for (i = 0; i < mmc_parts; i++) {
 511                                 printf("p%d\t0x%08x\t0x%08x\n", i + 1,
 512                                         mul_info[i].lba_begin,
 513                                         mul_info[i].num_sectors);
 514                         }
 515
 516                         cur_blk_offset = 0;
 517                         cur_part = 0;
 518                         cur_part_size = part_info.partition[0].size;
 519
 520                         printf("\nWrite Partition %d.. %d blocks\n",
 521                                 cur_part + 1,
 522                                 part_info.partition[cur_part].size /
 523                                 (int)usbd->mmc_blk);
 524                 }
 525         }
 526
 527         for (i = cur_part; i < mmc_parts; i++) {
 528                 ret = write_mmc_partition(usbd, &ram_addr, len);
 529
 530                 if (ret < 0) {
 531                         cur_part_size -= len;
 532                         break;
 533                 } else {
 534                         cur_part++;
 535                         cur_part_size =
 536                                 part_info.partition[cur_part].size;
 537
 538                         if (part_mode == NORMAL_PARTITION) {
 539                                 cur_blk_offset =
 540                                         mbr_info.partition[cur_part].lba_begin;
 541                         } else {
 542                                 cur_blk_offset =
 543                                         mul_info[cur_part].lba_begin;
 544                                 /* modify MBR */
 545                                 if (cur_part <= mmc_parts) {
 546                                         mbr = (struct mbr_table *)ram_addr;
 547                                         mbr->partition[1].lba_begin =
 548                                                 mul_info[cur_part+1].lba_begin -
 549                                                 mbr->partition[0].lba_begin;
 550                                 }
 551                         }
 552
 553                         if (ret == 0)
 554                                 break;
 555                         else
 556                                 len = ret;
 557
 558                         printf("\nWrite Partition %d.. %d blocks\n",
 559                                 cur_part + 1,
 560                                 part_info.partition[cur_part].size /
 561                                 (int)usbd->mmc_blk);
 562                 }
 563         }
 564
 565         return 0;
 566 }
 567
 568 static int write_file_mmc_part(struct usbd_ops *usbd, char *ramaddr, u32 len,
 569                 char *offset, char *length)
 570 {
 571         u32 ram_addr;
 572         u32 ofs;
 573         int i;
 574         struct mbr_table *mbr;
 575         u32 mbr_blk_size;
 576
 577         ram_addr = (u32)down_ram_addr;
 578         mbr = &mbr_info;
 579
 580         if (cur_blk_offset == 0) {
 581                 /* read MBR */
 582                 sprintf(length, "%x", (unsigned int)
 583                         (sizeof(struct mbr_table)/usbd->mmc_blk));
 584                 sprintf(offset, "%x", 0);
 585                 sprintf(ramaddr, "0x%x", (u32)mbr);
 586                 mmc_cmd(OPS_READ, ramaddr, offset, length);
 587
 588                 mbr_blk_size = mbr->partition[0].lba_begin;
 589
 590                 if (mbr->partition[0].type_code != EXTEND_PART_TYPE) {
 591                         part_mode = NORMAL_PARTITION;
 592
 593                         for (i = 0; i < 4; i++) {
 594                                 printf("p%d\t0x%08x\t0x%08x\n", i + 1,
 595                                         mbr_info.partition[i].lba_begin,
 596                                         mbr_info.partition[i].num_sectors);
 597                         }
 598
 599                         cur_blk_offset =
 600                                 mbr->partition[mmc_part_write - 1].lba_begin;
 601                         cur_part = mmc_part_write - 1;
 602                         cur_part_size = len;
 603
 604                         if (mmc_part_write == 1) {
 605                                 ram_addr += sizeof(struct mbr_table);
 606                                 cur_blk_offset += sizeof(struct mbr_table) /
 607                                         usbd->mmc_blk;
 608                                 len -= sizeof(struct mbr_table);
 609                         }
 610                 } else {
 611                         part_mode = EXTEND_PARTITION;
 612
 613                         mbr_blk_size = mbr->partition[0].lba_begin;
 614
 615                         for (i = 1; i < mmc_part_write; i++) {
 616                                 ofs = mbr->partition[0].lba_begin +
 617                                         mbr->partition[1].lba_begin;
 618                                 printf("P%d start blk: 0x%x, size: 0x%x\n", i,
 619                                         ofs, mbr->partition[0].num_sectors);
 620                                 sprintf(length, "%x", (unsigned int)
 621                                         (sizeof(struct mbr_table) /
 622                                         usbd->mmc_blk));
 623                                 sprintf(offset, "%x", ofs);
 624                                 sprintf(ramaddr, "0x%x", (u32)mbr);
 625                                 mmc_cmd(OPS_READ, ramaddr, offset, length);
 626                         }
 627
 628                         ofs = mbr->partition[0].lba_begin +
 629                                 mbr->partition[1].lba_begin;
 630
 631                         ofs += mbr_blk_size; /* skip MBR */
 632                         cur_blk_offset = ofs;
 633                         cur_part = mmc_part_write - 1;
 634                         cur_part_size = len;
 635
 636                         if (mmc_part_write == 1) {
 637                                 boot_sector *bs;
 638                                 u32 total_sect;
 639                                 u8 *tmp;
 640                                 /* modify BPB data of p1 */
 641                                 sprintf(length, "%x", (unsigned int)
 642                                         (sizeof(struct mbr_table) /
 643                                         usbd->mmc_blk));
 644                                 sprintf(offset, "%x", cur_blk_offset);
 645                                 sprintf(ramaddr, "0x%x", (u32)mbr);
 646                                 mmc_cmd(OPS_READ, ramaddr, offset, length);
 647
 648                                 bs = (boot_sector *)mbr;
 649                                 total_sect = bs->total_sect;
 650
 651                                 bs = (boot_sector *)ram_addr;
 652                                 memset(&bs->sectors, 0, 2);
 653                                 bs->total_sect = total_sect;
 654                         }
 655                 }
 656         }
 657
 658         printf("\nWrite Partition %d.. %d blocks\n",
 659                 cur_part + 1,
 660                 len / (int)usbd->mmc_blk);
 661
 662         write_mmc_partition(usbd, &ram_addr, len);
 663
 664         return 0;
 665 }
 666 #endif
 667
 668 static int write_file_system(char *ramaddr, ulong len, char *offset,
 669                 char *length, int part_num, int ubi_update)
 670 {
 671 #ifdef CONFIG_USE_YAFFS
 672         int actual_len = 0;
 673         int yaffs_write = 0;
 674 #endif
 675         int ret = 0;
 676
 677 #ifdef CONFIG_CMD_UBI
 678         /* UBI Update */
 679         if (ubi_update) {
 680                 sprintf(length, "0x%x", (uint)len);
 681                 ret = ubi_cmd(part_id, ramaddr, length, "cont");
 682                 return ret;
 683         }
 684 #endif
 685
 686         /* Erase entire partition at the first writing */
 687         if (write_part == 0 && ubi_update == 0) {
 688                 sprintf(offset, "0x%x", (uint)parts[part_num]->offset);
 689                 sprintf(length, "0x%x", (uint)parts[part_num]->size);
 690                 nand_cmd(0, offset, length, NULL);
 691         }
 692
 693 #ifdef CONFIG_USE_YAFFS
 694         /* if using yaffs, wirte size must be 2112*X
 695          * so, must have to realloc, and writing */
 696         if (!strcmp("yaffs", getenv(parts[part_num]->name))) {
 697                 yaffs_write = 1;
 698
 699                 memcpy((void *)down_ram_addr, yaffs_data, yaffs_len);
 700
 701                 actual_len = len + yaffs_len;
 702                 yaffs_len = actual_len % YAFFS_PAGE;
 703                 len = actual_len - yaffs_len;
 704
 705                 memset(yaffs_data, 0x00, YAFFS_PAGE);
 706                 memcpy(yaffs_data, (char *)down_ram_addr + len, yaffs_len);
 707         }
 708 #endif
 709
 710         sprintf(offset, "0x%x", (uint)(parts[part_num]->offset + fs_offset));
 711         sprintf(length, "0x%x", (uint)len);
 712
 713 #ifdef CONFIG_USE_YAFFS
 714         if (yaffs_write)
 715                 ret = nand_cmd(2, ramaddr, offset, length);
 716         else
 717                 ret = nand_cmd(1, ramaddr, offset, length);
 718
 719         if (!strcmp("yaffs", getenv(parts[part_num]->name)))
 720                 fs_offset += len / YAFFS_PAGE * NAND_PAGE_SIZE;
 721         else
 722                 fs_offset += len;
 723
 724 #else
 725         fs_offset += len;
 726         ret = nand_cmd(1, ramaddr, offset, length);
 727 #endif
 728
 729         return ret;
 730 }
 731
 732 static int qboot_erase = 0;
 733
 734 /* Erase the qboot */
 735 static void erase_qboot_area(void)
 736 {
 737         char offset[12], length[12];
 738         int qboot_id;
 739
 740         if (qboot_erase)
 741                 return;
 742
 743         qboot_id = get_part_id("qboot");
 744
 745         if (qboot_id != -1) {
 746                 printf("\nCOMMAND_ERASE_QBOOT\n");
 747                 sprintf(offset, "%x", parts[qboot_id]->offset);
 748                 sprintf(length, "%x", parts[qboot_id]->size);
 749                 nand_cmd(0, offset, length, NULL);
 750                 qboot_erase = 1;
 751         }
 752 }
 753
 754 /* Parsing received data packet and Process data */
 755 static int process_data(struct usbd_ops *usbd)
 756 {
 757         ulong cmd = 0, arg = 0, ofs = 0, len = 0, flag = 0;
 758         char offset[12], length[12], ramaddr[12];
 759         int recvlen = 0;
 760         unsigned int blocks = 0;
 761         int ret = 0;
 762         int ubi_update = 0;
 763         int ubi_mode = 0;
 764         int img_type;
 765
 766         sprintf(ramaddr, "0x%x", (uint) down_ram_addr);
 767
 768         /* Parse command */
 769         cmd  = *((ulong *) usbd->rx_data + 0);
 770         arg  = *((ulong *) usbd->rx_data + 1);
 771         len  = *((ulong *) usbd->rx_data + 2);
 772         flag = *((ulong *) usbd->rx_data + 3);
 773
 774         /* Reset tx buffer */
 775         memset(usbd->tx_data, 0, sizeof(usbd->tx_data));
 776
 777         ubi_mode = check_ubi_mode();
 778
 779         switch (cmd) {
 780         case COMMAND_DOWNLOAD_IMAGE:
 781                 printf("\nCOMMAND_DOWNLOAD_IMAGE\n");
 782
 783 #ifdef CONFIG_USE_YAFFS
 784                 usbd->recv_setup((char *)down_ram_addr + yaffs_len, (int)len);
 785                 printf("Download to 0x%08x, %d bytes\n",
 786                                 (uint)down_ram_addr + yaffs_len, (int)len);
 787 #else
 788                 usbd->recv_setup((char *)down_ram_addr, (int)len);
 789                 printf("Download to 0x%08x, %d bytes\n",
 790                                 (uint)down_ram_addr, (int)len);
 791 #endif
 792                 /* response */
 793                 usbd->send_data(usbd->tx_data, usbd->tx_len);
 794
 795                 /* Receive image by using dma */
 796                 recvlen = usbd->recv_data();
 797                 if (recvlen < len) {
 798                         printf("Error: wrong image size -> %d/%d\n",
 799                                         (int)recvlen, (int)len);
 800
 801                         /* Retry this commad */
 802                         *((ulong *) usbd->tx_data) = STATUS_RETRY;
 803                 } else
 804                         *((ulong *) usbd->tx_data) = STATUS_DONE;
 805
 806                 usbd->send_data(usbd->tx_data, usbd->tx_len);
 807                 return 1;
 808
 809         /* Report partition info */
 810         case COMMAND_PARTITION_SYNC:
 811                 part_id = arg;
 812
 813 #ifdef CONFIG_CMD_UBI
 814                 if (ubi_mode) {
 815                         if (part_id == RAMDISK_PART_ID ||
 816                             part_id == FILESYSTEM_PART_ID ||
 817                             part_id == FILESYSTEM2_PART_ID) {
 818                                 /* change to yaffs style */
 819                                 get_part_info();
 820                         }
 821                 } else {
 822                         if (part_id == FILESYSTEM3_PART_ID) {
 823                                 /* change ubi style */
 824                                 get_part_info();
 825                         }
 826                 }
 827 #endif
 828
 829                 if (part_id == FILESYSTEM3_PART_ID)
 830                         part_id = get_part_id("UBI");
 831                 else if (part_id == MODEM_PART_ID)
 832                         part_id = get_part_id("modem");
 833                 else if (part_id == KERNEL_PART_ID)
 834                         part_id = get_part_id("kernel");
 835                 else if (part_id == BOOT_PART_ID)
 836                         part_id = get_part_id("bootloader");
 837 #ifdef CONFIG_MIRAGE
 838                 if (part_id)
 839                         part_id--;
 840 #endif
 841                 printf("COMMAND_PARTITION_SYNC - Part%d\n", part_id);
 842
 843                 blocks = parts[part_id]->size / 1024 / 128;
 844                 printf("COMMAND_PARTITION_SYNC - Part%d, %d blocks\n",
 845                                 part_id, blocks);
 846
 847                 *((ulong *) usbd->tx_data) = blocks;
 848                 usbd->send_data(usbd->tx_data, usbd->tx_len);
 849                 return 1;
 850
 851         case COMMAND_WRITE_PART_0:
 852                 /* Do nothing */
 853                 printf("COMMAND_WRITE_PART_0\n");
 854                 return 1;
 855
 856         case COMMAND_WRITE_PART_1:
 857                 printf("COMMAND_WRITE_PART_BOOT\n");
 858                 part_id = get_part_id("bootloader");
 859                 img_type = IMG_BOOT;
 860                 break;
 861
 862         case COMMAND_WRITE_PART_2:
 863         case COMMAND_ERASE_PARAMETER:
 864                 printf("COMMAND_PARAMETER - not support!\n");
 865                 break;
 866
 867         case COMMAND_WRITE_PART_3:
 868                 printf("COMMAND_WRITE_KERNEL\n");
 869                 part_id = get_part_id("kernel");
 870                 img_type = IMG_KERNEL;
 871                 break;
 872
 873         case COMMAND_WRITE_PART_4:
 874                 printf("COMMAND_WRITE_ROOTFS\n");
 875                 part_id = get_part_id("Root");
 876                 img_type = IMG_FILESYSTEM;
 877                 ubi_update = arg;
 878                 break;
 879
 880         case COMMAND_WRITE_PART_5:
 881                 printf("COMMAND_WRITE_FACTORYFS\n");
 882                 part_id = get_part_id("Fact");
 883                 img_type = IMG_FILESYSTEM;
 884                 ubi_update = arg;
 885                 break;
 886
 887         case COMMAND_WRITE_PART_6:
 888                 printf("COMMAND_WRITE_DATAFS\n");
 889                 part_id = get_part_id("Data");
 890                 img_type = IMG_FILESYSTEM;
 891                 ubi_update = arg;
 892                 break;
 893
 894         case COMMAND_WRITE_PART_7:
 895                 printf("COMMAND_WRITE_UBI\n");
 896                 part_id = get_part_id("UBI");
 897                 img_type = IMG_FILESYSTEM;
 898                 ubi_update = 0;
 899                 /* someday, it will be deleted */
 900                 get_part_info();
 901                 break;
 902
 903         case COMMAND_WRITE_PART_8:
 904                 printf("COMMAND_WRITE_MODEM\n");
 905                 part_id = get_part_id("modem");
 906                 img_type = IMG_MODEM;
 907                 break;
 908
 909 #ifdef CONFIG_CMD_MMC
 910         case COMMAND_WRITE_PART_9:
 911                 printf("COMMAND_WRITE_MMC\n");
 912                 img_type = IMG_MMC;
 913                 mmc_part_write = arg;
 914                 break;
 915 #endif
 916
 917         case COMMAND_WRITE_UBI_INFO:
 918                 printf("COMMAND_WRITE_UBI_INFO\n");
 919
 920                 if (ubi_mode) {
 921 #ifdef CONFIG_CMD_UBI
 922                         part_id = arg-1;
 923                         sprintf(length, "0x%x", (uint)len);
 924                         ret = ubi_cmd(part_id, ramaddr, length, "begin");
 925                 } else {
 926 #endif
 927                         printf("Error: Not UBI mode\n");
 928                         ret = 1;
 929                 }
 930
 931                 *((ulong *) usbd->tx_data) = ret;
 932                 /* Write image success -> Report status */
 933                 usbd->send_data(usbd->tx_data, usbd->tx_len);
 934
 935                 return !ret;
 936         /* Download complete -> reset */
 937         case COMMAND_RESET_PDA:
 938                 printf("\nDownload finished and Auto reset!\nWait........\n");
 939
 940                 /* Stop USB */
 941                 usbd->usb_stop();
 942
 943                 if (usbd->cpu_reset)
 944                         usbd->cpu_reset();
 945                 else
 946                         do_reset();
 947
 948                 return 0;
 949
 950         /* Error */
 951         case COMMAND_RESET_USB:
 952                 printf("\nError is occured!(maybe previous step)->\
 953                                 Turn off and restart!\n");
 954
 955                 /* Stop USB */
 956                 usbd->usb_stop();
 957                 return 0;
 958
 959         case COMMAND_RAM_BOOT:
 960                 usbd->usb_stop();
 961                 boot_cmd(ramaddr);
 962                 return 0;
 963
 964         case COMMAND_RAMDISK_MODE:
 965                 printf("COMMAND_RAMDISK_MODE\n");
 966 #ifdef CONFIG_RAMDISK_ADDR
 967                 if (arg) {
 968                         down_ram_addr = usbd->ram_addr;
 969                 } else {
 970                         down_ram_addr = CONFIG_RAMDISK_ADDR;
 971                         run_cmd("ramboot");
 972                 }
 973 #endif
 974                 return 1;
 975
 976 #ifdef CONFIG_DOWN_PHONE
 977         case COMMAND_DOWN_PHONE:
 978                 printf("COMMAND_RESET_PHONE\n");
 979
 980                 usbd_phone_down();
 981
 982                 *((ulong *) usbd->tx_data) = STATUS_DONE;
 983                 usbd->send_data(usbd->tx_data, usbd->tx_len);
 984                 return 1;
 985
 986         case COMMAND_CHANGE_USB:
 987                 printf("COMMAND_CHANGE_USB\n");
 988
 989                 /* Stop USB */
 990                 usbd->usb_stop();
 991
 992                 usbd_path_change();
 993
 994                 do_reset();
 995                 return 0;
 996 #endif
 997         case COMMAND_CSA_CLEAR:
 998                 printf("COMMAND_CSA_CLEAR\n");
 999                 part_id = get_part_id("csa");
1000                 img_type = IMG_MODEM;
1001                 break;
1002
1003         case COMMAND_PROGRESS:
1004                 if (usbd->set_progress)
1005                         usbd->set_progress(arg);
1006                 return 1;
1007
1008         default:
1009                 printf("Error: Unknown command -> (%d)\n", (int)cmd);
1010                 return 1;
1011         }
1012
1013         /* Erase and Write to NAND */
1014         switch (img_type) {
1015         case IMG_BOOT:
1016                 ofs = parts[part_id]->offset;
1017 #ifdef CONFIG_S5PC1XX
1018                 /* Workaround: for prevent revision mismatch */
1019                 if (cpu_is_s5pc110() && (down_mode != MODE_FORCE)) {
1020                         int img_rev = 1;
1021                         long *img_header = (long *)down_ram_addr;
1022
1023                         if (*img_header == 0xea000012)
1024                                 img_rev = 0;
1025                         else if (*(img_header + 0x400) == 0xea000012)
1026                                 img_rev = 2;
1027
1028                         if (img_rev != s5p_get_cpu_rev()) {
1029                                 printf("CPU revision mismatch!\n"
1030                                         "bootloader is %s%s\n"
1031                                         "download image is %s%s\n",
1032                                         s5p_get_cpu_rev() ? "EVT1" : "EVT0",
1033                                         s5p_get_cpu_rev() == 2 ? "-Fused" : "",
1034                                         img_rev ? "EVT1" : "EVT0",
1035                                         img_rev == 2 ? "-Fused" : "");
1036                                 *((ulong *) usbd->tx_data) = STATUS_ERROR;
1037                                 usbd->send_data(usbd->tx_data, usbd->tx_len);
1038                                 return 0;
1039                         }
1040                 }
1041 #endif
1042 #ifdef CONFIG_SBOOT
1043                 /* Only u-boot.bin is allowed */
1044                 {
1045                         long *img_header = (long *)down_ram_addr;
1046
1047                         if (*img_header != 0xea000018) {
1048                                 printf("\n!!! ERROR !!!\n"
1049                                         "Please download the u-boot.bin.\n"
1050                                         "Other images are not allowed.\n\n");
1051                                 *((ulong *) usbd->tx_data) = STATUS_ERROR;
1052                                 usbd->send_data(usbd->tx_data, usbd->tx_len);
1053                                 return 0;
1054                         }
1055                 }
1056 #endif
1057 #if defined(CONFIG_ENV_IS_IN_NAND) || defined(CONFIG_ENV_IS_IN_ONENAND)
1058                 /* Erase the environment also when write bootloader */
1059                 {
1060                         int param_id;
1061                         param_id = get_part_id("params");
1062
1063                         if (param_id == -1) {
1064                                 sprintf(offset, "%x", CONFIG_ENV_ADDR);
1065                                 sprintf(length, "%x", CONFIG_ENV_SIZE);
1066                         } else {
1067                                 sprintf(offset, "%x", parts[param_id]->offset);
1068                                 sprintf(length, "%x", parts[param_id]->size);
1069                         }
1070                         nand_cmd(0, offset, length, NULL);
1071                 }
1072 #endif
1073                 sprintf(offset, "%x", (uint)ofs);
1074                 if (ofs != 0)
1075                         sprintf(length, "%x", parts[part_id]->size - (uint)ofs);
1076                 else
1077                         sprintf(length, "%x", parts[part_id]->size);
1078
1079                 /* Erase */
1080                 nand_cmd(0, offset, length, NULL);
1081                 /* Write */
1082                 sprintf(length, "%x", (unsigned int) len);
1083                 ret = nand_cmd(1, ramaddr, offset, length);
1084                 break;
1085
1086         case IMG_KERNEL:
1087                 sprintf(offset, "%x", parts[part_id]->offset);
1088                 sprintf(length, "%x", parts[part_id]->size);
1089
1090                 /* Erase */
1091                 nand_cmd(0, offset, length, NULL);
1092                 /* Write */
1093                 sprintf(length, "%x", (unsigned int) len);
1094                 ret = nand_cmd(1, ramaddr, offset, length);
1095
1096                 erase_qboot_area();
1097                 break;
1098
1099         /* File Systems */
1100         case IMG_FILESYSTEM:
1101                 ret = write_file_system(ramaddr, len, offset, length,
1102                                 part_id, ubi_update);
1103
1104                 erase_qboot_area();
1105                 break;
1106
1107         case IMG_MODEM:
1108                 sprintf(offset, "%x", parts[part_id]->offset);
1109                 sprintf(length, "%x", parts[part_id]->size);
1110
1111                 /* Check ubi image, 0x23494255 is UBI# */
1112                 {
1113                         long *img_header = (long *)down_ram_addr;
1114
1115                         if (*img_header == 0x23494255)
1116                                 goto ubi_img;
1117                 }
1118
1119                 /* Erase */
1120                 if (!arg)
1121                         nand_cmd(0, offset, length, NULL);
1122                 else
1123                         printf("CSA Clear will be skipped temporary\n");
1124
1125 #ifdef CONFIG_UBIFS_MK
1126                 void *dest_addr = (void *) down_ram_addr + 0xc00000;
1127                 void *src_addr = (void *) down_ram_addr;
1128                 int leb_size, max_leb_cnt, mkfs_min_io_size;
1129                 unsigned long ubifs_dest_size, ubi_dest_size;
1130 #ifdef CONFIG_S5PC110
1131                 mkfs_min_io_size = 4096;
1132                 leb_size = 248 * 1024;
1133                 max_leb_cnt = 4096;
1134 #elif CONFIG_S5PC210
1135                 mkfs_min_io_size = 2048;
1136                 leb_size = 126 * 1024;
1137                 max_leb_cnt = 4096;
1138 #endif
1139                 printf("Start making ubifs\n");
1140                 ret = mkfs(src_addr, len, dest_addr, &ubifs_dest_size,
1141                            mkfs_min_io_size, leb_size, max_leb_cnt);
1142                 if (ret) {
1143                         printf("Error : making ubifs failed\n");
1144                         goto out;
1145                 }
1146                 printf("Complete making ubifs\n");
1147 #endif
1148
1149 #ifdef CONFIG_UBINIZE
1150                 int peb_size, ubi_min_io_size, subpage_size, vid_hdr_offs;
1151 #ifdef CONFIG_S5PC110
1152                 ubi_min_io_size = 4096;
1153                 peb_size = 256 * 1024;
1154                 subpage_size = 4096;
1155                 vid_hdr_offs = 0;
1156 #elif CONFIG_S5PC210
1157                 ubi_min_io_size = 2048;
1158                 peb_size = 128 * 1024;
1159                 subpage_size = 512;
1160                 vid_hdr_offs = 512;
1161 #endif
1162                 printf("Start ubinizing\n");
1163                 ret = ubinize(dest_addr, ubifs_dest_size,
1164                               src_addr, &ubi_dest_size,
1165                               peb_size, ubi_min_io_size,
1166                               subpage_size, vid_hdr_offs);
1167                 if (ret) {
1168                         printf("Error : ubinizing failed\n");
1169                         goto out;
1170                 }
1171                 printf("Complete ubinizing\n");
1172
1173                 len = (unsigned int) ubi_dest_size;
1174 #endif
1175
1176 ubi_img:
1177                 /* Write : arg (0 Modem) / (1 CSA) */
1178                 if (!arg) {
1179                         sprintf(length, "%x", (unsigned int) len);
1180                         ret = nand_cmd(1, ramaddr, offset, length);
1181                 }
1182 out:
1183                 break;
1184
1185 #ifdef CONFIG_CMD_MMC
1186         case IMG_MMC:
1187
1188                 if (mmc_part_write)
1189                         ret = write_file_mmc_part(usbd, ramaddr,
1190                                                 len, offset, length);
1191                 else
1192                         ret = write_file_mmc(usbd, ramaddr,
1193                                                 len, offset, length);
1194
1195                 erase_qboot_area();
1196                 break;
1197 #endif
1198
1199         default:
1200                 /* Retry? */
1201                 write_part--;
1202         }
1203
1204         if (ret) {
1205                 /* Retry this commad */
1206                 *((ulong *) usbd->tx_data) = STATUS_RETRY;
1207                 usbd->send_data(usbd->tx_data, usbd->tx_len);
1208                 return 1;
1209         } else
1210                 *((ulong *) usbd->tx_data) = STATUS_DONE;
1211
1212         /* Write image success -> Report status */
1213         usbd->send_data(usbd->tx_data, usbd->tx_len);
1214
1215         write_part++;
1216
1217         /* Reset write count for another image */
1218         if (flag) {
1219                 write_part = 0;
1220                 fs_offset = 0;
1221 #ifdef CONFIG_USE_YAFFS
1222                 yaffs_len = 0;
1223 #endif
1224         }
1225
1226         return 1;
1227 }
1228
1229 static const char *recv_key = "SAMSUNG";
1230 static const char *tx_key = "MPL";
1231
1232 int do_usbd_down(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
1233 {
1234         struct usbd_ops *usbd;
1235         int err;
1236
1237         if (argc > 1)
1238                 down_mode = simple_strtoul(argv[1], NULL, 10);
1239         else
1240                 down_mode = MODE_NORMAL;
1241
1242         printf("USB Downloader v%s\n", APP_VERSION);
1243
1244         /* get partition info */
1245         err = get_part_info();
1246         if (err)
1247                 return err;
1248
1249         /* interface setting */
1250         usbd = usbd_set_interface(&usbd_ops);
1251         down_ram_addr = usbd->ram_addr;
1252
1253         /* init the usb controller */
1254         usbd->usb_init();
1255
1256         /* receive setting */
1257         usbd->recv_setup(usbd->rx_data, usbd->rx_len);
1258
1259         /* detect the download request from Host PC */
1260         if (usbd->recv_data()) {
1261                 if (strncmp(usbd->rx_data, recv_key, strlen(recv_key)) == 0) {
1262                         printf("Download request from the Host PC\n");
1263                         msleep(30);
1264
1265                         strcpy(usbd->tx_data, tx_key);
1266                         usbd->send_data(usbd->tx_data, usbd->tx_len);
1267                 } else {
1268                         printf("No download request from the Host PC!! 1\n");
1269                         return 0;
1270                 }
1271         } else {
1272                 printf("No download request from the Host PC!!\n");
1273                 return 0;
1274         }
1275
1276         printf("Receive the packet\n");
1277
1278         /* receive the data from Host PC */
1279         while (1) {
1280                 usbd->recv_setup(usbd->rx_data, usbd->rx_len);
1281
1282                 if (usbd->recv_data()) {
1283                         if (process_data(usbd) == 0)
1284                                 return 0;
1285                 }
1286         }
1287
1288         return 0;
1289 }
1290
1291 U_BOOT_CMD(usbdown, CONFIG_SYS_MAXARGS, 1, do_usbd_down,
1292         "Initialize USB device and Run USB Downloader (specific)",
1293         "- normal mode\n"
1294         "usbdown mode - specific mode (0: NORAML, 1: FORCE)"
1295 );