int spl_load_image_ext(struct spl_image_info *spl_image, struct blk_desc *block_dev, int partition, const char *filename) { s32 err; struct image_header *header; loff_t filelen, actlen; disk_partition_t part_info = {}; header = (struct image_header *)(CONFIG_SYS_TEXT_BASE - sizeof(struct image_header)); if (part_get_info(block_dev, partition, &part_info)) { printf("spl: no partition table found\n"); return -1; } ext4fs_set_blk_dev(block_dev, &part_info); err = ext4fs_mount(0); if (!err) { #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT printf("%s: ext4fs mount err - %d\n", __func__, err); #endif goto end; } err = ext4fs_open(filename, &filelen); if (err < 0) { puts("spl: ext4fs_open failed\n"); goto end; } err = ext4fs_read((char *)header, 0, sizeof(struct image_header), &actlen); if (err < 0) { puts("spl: ext4fs_read failed\n"); goto end; } err = spl_parse_image_header(spl_image, header); if (err < 0) { puts("spl: ext: failed to parse image header\n"); goto end; } err = ext4fs_read((char *)spl_image->load_addr, 0, filelen, &actlen); end: #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT if (err < 0) printf("%s: error reading image %s, err - %d\n", __func__, filename, err); #endif return err < 0; }
static int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) { char *filename = NULL; char *ep; int dev; unsigned long part = 1; ulong addr = 0; ulong part_length; int filelen; disk_partition_t info; struct ext_filesystem *fs; char buf[12]; unsigned long count; const char *addr_str; count = 0; addr = simple_strtoul(argv[3], NULL, 16); filename = getenv("bootfile"); switch (argc) { case 3: addr_str = getenv("loadaddr"); if (addr_str != NULL) addr = simple_strtoul(addr_str, NULL, 16); else addr = CONFIG_SYS_LOAD_ADDR; break; case 4: break; case 5: filename = argv[4]; break; case 6: filename = argv[4]; count = simple_strtoul(argv[5], NULL, 16); break; default: return cmd_usage(cmdtp); } if (!filename) { puts("** No boot file defined **\n"); return 1; } dev = (int)simple_strtoul(argv[2], &ep, 16); ext4_dev_desc = get_dev(argv[1], dev); if (ext4_dev_desc == NULL) { printf("** Block device %s %d not supported\n", argv[1], dev); return 1; } if (init_fs(ext4_dev_desc)) return 1; fs = get_fs(); if (*ep) { if (*ep != ':') { puts("** Invalid boot device, use `dev[:part]' **\n"); return 1; } part = simple_strtoul(++ep, NULL, 16); } if (part != 0) { if (get_partition_info(fs->dev_desc, part, &info)) { printf("** Bad partition %lu **\n", part); return 1; } if (strncmp((char *)info.type, BOOT_PART_TYPE, strlen(BOOT_PART_TYPE)) != 0) { printf("** Invalid partition type \"%s\"" " (expect \"" BOOT_PART_TYPE "\")\n", info.type); return 1; } printf("Loading file \"%s\" " "from %s device %d:%lu %s\n", filename, argv[1], dev, part, info.name); } else { printf("Loading file \"%s\" from %s device %d\n", filename, argv[1], dev); } part_length = ext4fs_set_blk_dev(fs->dev_desc, part); if (part_length == 0) { printf("**Bad partition - %s %d:%lu **\n", argv[1], dev, part); ext4fs_close(); return 1; } if (!ext4fs_mount(part_length)) { printf("** Bad ext2 partition or disk - %s %d:%lu **\n", argv[1], dev, part); ext4fs_close(); return 1; } filelen = ext4fs_open(filename); if (filelen < 0) { printf("** File not found %s\n", filename); ext4fs_close(); return 1; } if ((count < filelen) && (count != 0)) filelen = count; if (ext4fs_read((char *)addr, filelen) != filelen) { printf("** Unable to read \"%s\" from %s %d:%lu **\n", filename, argv[1], dev, part); ext4fs_close(); return 1; } ext4fs_close(); deinit_fs(fs->dev_desc); /* Loading ok, update default load address */ load_addr = addr; printf("%d bytes read\n", filelen); sprintf(buf, "%X", filelen); setenv("filesize", buf); return 0; }
static int check_recovery_cmd_file(void) { static disk_partition_t info; char buf[CONFIG_RECOVERYFILE_SIZE]; int err; block_dev_desc_t *dev_desc = NULL; int dev = 0; int part = EXT4_CACHE_PART; loff_t filelen; const char *ifname; debug("check_recovery_cmd_file\n"); ifname = getenv("devif"); if ( ifname == NULL) { ifname = "nand"; printf("get devif fail\n"); } dev = get_boot_dev_num(); dev_desc = get_dev(ifname, dev); if (dev_desc == NULL) { printf("Failed to find %s%d\n", ifname, dev); return 1; } debug("part = %d\n", part); if (get_partition_info(dev_desc, part, &info)) { printf("** get_partition_info %s%d:%d\n", ifname, dev, part); if (part != 0) { printf("** Partition %d not valid on device %d **\n", part, dev_desc->dev); return -1; } info.start = 0; info.size = dev_desc->lba; info.blksz = dev_desc->blksz; info.name[0] = 0; info.type[0] = 0; info.bootable = 0; #ifdef CONFIG_PARTITION_UUIDS info.uuid[0] = 0; #endif } ext4fs_set_blk_dev(dev_desc, &info); debug("info.size = %d\n", (int) info.size); if (!ext4fs_mount(info.size)) { printf("Failed to mount %s%d:%d\n", ifname, dev, part); ext4fs_close(); return 1; } err = ext4fs_open(CONFIG_ANDROID_RECOVERY_CMD_FILE, &filelen); if (err < 0) { printf("** File not found %s\n", CONFIG_ANDROID_RECOVERY_CMD_FILE); ext4fs_close(); return 1; } debug("filelen = %lld\n", filelen); err = ext4fs_read(buf, CONFIG_RECOVERYFILE_SIZE, &filelen); if (err < 0) { printf("** File read error: %s\n", CONFIG_ANDROID_RECOVERY_CMD_FILE); ext4fs_close(); return 1; } ext4fs_close(); return 0; }
int spl_load_image_ext_os(struct spl_image_info *spl_image, struct blk_desc *block_dev, int partition) { int err; __maybe_unused loff_t filelen, actlen; disk_partition_t part_info = {}; __maybe_unused char *file; if (part_get_info(block_dev, partition, &part_info)) { printf("spl: no partition table found\n"); return -1; } ext4fs_set_blk_dev(block_dev, &part_info); err = ext4fs_mount(0); if (!err) { #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT printf("%s: ext4fs mount err - %d\n", __func__, err); #endif return -1; } #if defined(CONFIG_SPL_ENV_SUPPORT) file = env_get("falcon_args_file"); if (file) { err = ext4fs_open(file, &filelen); if (err < 0) { puts("spl: ext4fs_open failed\n"); goto defaults; } err = ext4fs_read((void *)CONFIG_SYS_SPL_ARGS_ADDR, 0, filelen, &actlen); if (err < 0) { printf("spl: error reading image %s, err - %d, falling back to default\n", file, err); goto defaults; } file = env_get("falcon_image_file"); if (file) { err = spl_load_image_ext(spl_image, block_dev, partition, file); if (err != 0) { puts("spl: falling back to default\n"); goto defaults; } return 0; } else { puts("spl: falcon_image_file not set in environment, falling back to default\n"); } } else { puts("spl: falcon_args_file not set in environment, falling back to default\n"); } defaults: #endif err = ext4fs_open(CONFIG_SPL_FS_LOAD_ARGS_NAME, &filelen); if (err < 0) puts("spl: ext4fs_open failed\n"); err = ext4fs_read((void *)CONFIG_SYS_SPL_ARGS_ADDR, 0, filelen, &actlen); if (err < 0) { #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT printf("%s: error reading image %s, err - %d\n", __func__, CONFIG_SPL_FS_LOAD_ARGS_NAME, err); #endif return -1; } return spl_load_image_ext(spl_image, block_dev, partition, CONFIG_SPL_FS_LOAD_KERNEL_NAME); }