// SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2018 NXP * * Peng Fan */ #include "imx8image.h" #include static int p_idx; static int sector_size; static soc_type_t soc; static int container = -1; static int32_t core_type = CFG_CORE_INVALID; static bool emmc_fastboot; static image_t param_stack[IMG_STACK_SIZE]; static uint8_t fuse_version; static uint16_t sw_version; static uint32_t custom_partition; static uint32_t scfw_flags; int imx8image_check_params(struct image_tool_params *params) { return 0; } static void imx8image_set_header(void *ptr, struct stat *sbuf, int ifd, struct image_tool_params *params) { } static void imx8image_print_header(const void *ptr) { } static int imx8image_check_image_types(uint8_t type) { return (type == IH_TYPE_IMX8IMAGE) ? EXIT_SUCCESS : EXIT_FAILURE; } static table_entry_t imx8image_cmds[] = { {CMD_BOOT_FROM, "BOOT_FROM", "boot command", }, {CMD_FUSE_VERSION, "FUSE_VERSION", "fuse version", }, {CMD_SW_VERSION, "SW_VERSION", "sw version", }, {CMD_MSG_BLOCK, "MSG_BLOCK", "msg block", }, {CMD_FILEOFF, "FILEOFF", "fileoff", }, {CMD_FLAG, "FLAG", "flag", }, {CMD_APPEND, "APPEND", "append a container", }, {CMD_PARTITION, "PARTITION", "new partition", }, {CMD_SOC_TYPE, "SOC_TYPE", "soc type", }, {CMD_CONTAINER, "CONTAINER", "new container", }, {CMD_IMAGE, "IMAGE", "new image", }, {CMD_DATA, "DATA", "new data", }, {-1, "", "", }, }; static table_entry_t imx8image_core_entries[] = { {CFG_SCU, "SCU", "scu core", }, {CFG_M40, "M40", "M4 core 0", }, {CFG_M41, "M41", "M4 core 1", }, {CFG_A35, "A35", "A35 core", }, {CFG_A53, "A53", "A53 core", }, {CFG_A72, "A72", "A72 core", }, {-1, "", "", }, }; static table_entry_t imx8image_sector_size[] = { {0x400, "sd", "sd/emmc",}, {0x400, "emmc_fastboot", "emmc fastboot",}, {0x400, "fspi", "flexspi", }, {0x1000, "nand_4k", "nand 4K", }, {0x2000, "nand_8k", "nand 8K", }, {0x4000, "nand_16k", "nand 16K", }, {-1, "", "Invalid", }, }; static void parse_cfg_cmd(image_t *param_stack, int32_t cmd, char *token, char *name, int lineno) { switch (cmd) { case CMD_BOOT_FROM: sector_size = get_table_entry_id(imx8image_sector_size, "imximage boot option", token); if (!strncmp("emmc_fastboot", token, 13)) emmc_fastboot = true; break; case CMD_FUSE_VERSION: fuse_version = (uint8_t)(strtoll(token, NULL, 0) & 0xFF); break; case CMD_SW_VERSION: sw_version = (uint8_t)(strtoll(token, NULL, 0) & 0xFFFF); break; case CMD_FILEOFF: param_stack[p_idx].option = FILEOFF; param_stack[p_idx++].dst = (uint32_t)strtoll(token, NULL, 0); break; case CMD_MSG_BLOCK: param_stack[p_idx].option = MSG_BLOCK; param_stack[p_idx].filename = token; break; case CMD_FLAG: param_stack[p_idx].option = FLAG; param_stack[p_idx++].entry = (uint32_t)strtoll(token, NULL, 0); break; case CMD_APPEND: param_stack[p_idx].option = APPEND; param_stack[p_idx++].filename = token; break; case CMD_PARTITION: param_stack[p_idx].option = PARTITION; param_stack[p_idx++].entry = (uint32_t)strtoll(token, NULL, 0); break; case CMD_SOC_TYPE: if (!strncmp(token, "IMX8QX", 6)) { soc = QX; } else if (!strncmp(token, "IMX8QM", 6)) { soc = QM; } else { fprintf(stderr, "Unknown CMD_SOC_TYPE"); exit(EXIT_FAILURE); } break; case CMD_IMAGE: case CMD_DATA: core_type = get_table_entry_id(imx8image_core_entries, "imx8image core entries", token); if (core_type < 0) { fprintf(stderr, "Wrong IMAGE core_type %s\n", token); exit(EXIT_FAILURE); } break; default: break; } } static void parse_cfg_fld(image_t *param_stack, int32_t *cmd, char *token, char *name, int lineno, int fld) { switch (fld) { case CFG_COMMAND: *cmd = get_table_entry_id(imx8image_cmds, "imx8image cmds", token); if (*cmd < 0) { fprintf(stderr, "Error: %s[%d] - Invalid command (%s)\n", name, lineno, token); exit(EXIT_FAILURE); } if (*cmd == CMD_CONTAINER) { fprintf(stdout, "New Container: \t%d\n", ++container); param_stack[p_idx++].option = NEW_CONTAINER; } break; case CFG_CORE_TYPE: parse_cfg_cmd(param_stack, *cmd, token, name, lineno); break; case CFG_IMAGE_NAME: if (*cmd == CMD_MSG_BLOCK) { if (!strncmp(token, "fuse", 4)) { param_stack[p_idx].ext = SC_R_OTP; } else if (!strncmp(token, "debug", 5)) { param_stack[p_idx].ext = SC_R_DEBUG; } else if (!strncmp(token, "field", 5)) { param_stack[p_idx].ext = SC_R_ROM_0; } else { fprintf(stderr, "MSG type not found %s\n", token); exit(EXIT_FAILURE); } break; } switch (core_type) { case CFG_SCU: param_stack[p_idx].option = SCFW; param_stack[p_idx++].filename = token; break; case CFG_M40: param_stack[p_idx].option = M40; param_stack[p_idx].ext = 0; param_stack[p_idx].filename = token; break; case CFG_M41: param_stack[p_idx].option = M41; param_stack[p_idx].ext = 1; param_stack[p_idx].filename = token; break; case CFG_A35: param_stack[p_idx].ext = CORE_CA35; param_stack[p_idx].option = (*cmd == CMD_DATA) ? DATA : AP; param_stack[p_idx].filename = token; break; case CFG_A53: param_stack[p_idx].ext = CORE_CA53; param_stack[p_idx].option = (*cmd == CMD_DATA) ? DATA : AP; param_stack[p_idx].filename = token; break; case CFG_A72: param_stack[p_idx].ext = CORE_CA72; param_stack[p_idx].option = (*cmd == CMD_DATA) ? DATA : AP; param_stack[p_idx].filename = token; break; } break; case CFG_LOAD_ADDR: if (*cmd == CMD_MSG_BLOCK) { param_stack[p_idx++].entry = (uint32_t)strtoll(token, NULL, 0); break; } switch (core_type) { case CFG_SCU: break; case CFG_M40: case CFG_M41: case CFG_A35: case CFG_A53: case CFG_A72: param_stack[p_idx++].entry = (uint32_t)strtoll(token, NULL, 0); break; } default: break; } } static uint32_t parse_cfg_file(image_t *param_stack, char *name) { FILE *fd = NULL; char *line = NULL; char *token, *saveptr1, *saveptr2; int lineno = 0; int fld; size_t len; int32_t cmd; fd = fopen(name, "r"); if (fd == 0) { fprintf(stderr, "Error: %s - Can't open cfg file\n", name); exit(EXIT_FAILURE); } /* * Very simple parsing, line starting with # are comments * and are dropped */ while ((getline(&line, &len, fd)) > 0) { lineno++; token = strtok_r(line, "\r\n", &saveptr1); if (!token) continue; /* Check inside the single line */ for (fld = CFG_COMMAND, cmd = CFG_INVALID, line = token; ; line = NULL, fld++) { token = strtok_r(line, " \t", &saveptr2); if (!token) break; /* Drop all text starting with '#' as comments */ if (token[0] == '#') break; parse_cfg_fld(param_stack, &cmd, token, name, lineno, fld); } } return 0; } static void check_file(struct stat *sbuf, char *filename) { int tmp_fd = open(filename, O_RDONLY | O_BINARY); if (tmp_fd < 0) { fprintf(stderr, "%s: Can't open: %s\n", filename, strerror(errno)); exit(EXIT_FAILURE); } if (fstat(tmp_fd, sbuf) < 0) { fprintf(stderr, "%s: Can't stat: %s\n", filename, strerror(errno)); exit(EXIT_FAILURE); } close(tmp_fd); } static void copy_file_aligned(int ifd, const char *datafile, int offset, int align) { int dfd; struct stat sbuf; unsigned char *ptr; uint8_t zeros[0x4000]; int size; int ret; if (align > 0x4000) { fprintf(stderr, "Wrong alignment requested %d\n", align); exit(EXIT_FAILURE); } memset(zeros, 0, sizeof(zeros)); dfd = open(datafile, O_RDONLY | O_BINARY); if (dfd < 0) { fprintf(stderr, "Can't open %s: %s\n", datafile, strerror(errno)); exit(EXIT_FAILURE); } if (fstat(dfd, &sbuf) < 0) { fprintf(stderr, "Can't stat %s: %s\n", datafile, strerror(errno)); exit(EXIT_FAILURE); } if (sbuf.st_size == 0) goto close; ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); if (ptr == MAP_FAILED) { fprintf(stderr, "Can't read %s: %s\n", datafile, strerror(errno)); exit(EXIT_FAILURE); } size = sbuf.st_size; ret = lseek(ifd, offset, SEEK_SET); if (ret < 0) { fprintf(stderr, "%s: lseek error %s\n", __func__, strerror(errno)); exit(EXIT_FAILURE); } if (write(ifd, ptr, size) != size) { fprintf(stderr, "Write error %s\n", strerror(errno)); exit(EXIT_FAILURE); } align = ALIGN(size, align) - size; if (write(ifd, (char *)&zeros, align) != align) { fprintf(stderr, "Write error: %s\n", strerror(errno)); exit(EXIT_FAILURE); } munmap((void *)ptr, sbuf.st_size); close: close(dfd); } static void copy_file (int ifd, const char *datafile, int pad, int offset) { int dfd; struct stat sbuf; unsigned char *ptr; int tail; uint64_t zero = 0; uint8_t zeros[4096]; int size, ret; memset(zeros, 0, sizeof(zeros)); dfd = open(datafile, O_RDONLY | O_BINARY); if (dfd < 0) { fprintf(stderr, "Can't open %s: %s\n", datafile, strerror(errno)); exit(EXIT_FAILURE); } if (fstat(dfd, &sbuf) < 0) { fprintf(stderr, "Can't stat %s: %s\n", datafile, strerror(errno)); exit(EXIT_FAILURE); } if (sbuf.st_size == 0) goto close; ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); if (ptr == MAP_FAILED) { fprintf(stderr, "Can't read %s: %s\n", datafile, strerror(errno)); exit(EXIT_FAILURE); } size = sbuf.st_size; ret = lseek(ifd, offset, SEEK_SET); if (ret < 0) { fprintf(stderr, "%s: lseek error %s\n", __func__, strerror(errno)); exit(EXIT_FAILURE); } if (write(ifd, ptr, size) != size) { fprintf(stderr, "Write error %s\n", strerror(errno)); exit(EXIT_FAILURE); } tail = size % 4; pad = pad - size; if (pad == 1 && tail != 0) { if (write(ifd, (char *)&zero, 4 - tail) != 4 - tail) { fprintf(stderr, "Write error on %s\n", strerror(errno)); exit(EXIT_FAILURE); } } else if (pad > 1) { while (pad > 0) { int todo = sizeof(zeros); if (todo > pad) todo = pad; if (write(ifd, (char *)&zeros, todo) != todo) { fprintf(stderr, "Write error: %s\n", strerror(errno)); exit(EXIT_FAILURE); } pad -= todo; } } munmap((void *)ptr, sbuf.st_size); close: close(dfd); } uint64_t read_dcd_offset(char *filename) { int dfd; struct stat sbuf; uint8_t *ptr; uint64_t offset = 0; dfd = open(filename, O_RDONLY | O_BINARY); if (dfd < 0) { fprintf(stderr, "Can't open %s: %s\n", filename, strerror(errno)); exit(EXIT_FAILURE); } if (fstat(dfd, &sbuf) < 0) { fprintf(stderr, "Can't stat %s: %s\n", filename, strerror(errno)); exit(EXIT_FAILURE); } ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); if (ptr == MAP_FAILED) { fprintf(stderr, "Can't read %s: %s\n", filename, strerror(errno)); exit(EXIT_FAILURE); } offset = *(uint32_t *)(ptr + DCD_ENTRY_ADDR_IN_SCFW); munmap((void *)ptr, sbuf.st_size); close(dfd); return offset; } static void set_image_hash(boot_img_t *img, char *filename, uint32_t hash_type) { FILE *fp = NULL; char sha_command[512]; char hash[2 * HASH_MAX_LEN + 1]; int i, ret; if (img->size == 0) sprintf(sha_command, "sha%dsum /dev/null", hash_type); else sprintf(sha_command, "dd if=/dev/zero of=tmp_pad bs=%d count=1;\ dd if=\'%s\' of=tmp_pad conv=notrunc;\ sha%dsum tmp_pad; rm -f tmp_pad", img->size, filename, hash_type); switch (hash_type) { case HASH_TYPE_SHA_256: img->hab_flags |= IMG_FLAG_HASH_SHA256; break; case HASH_TYPE_SHA_384: img->hab_flags |= IMG_FLAG_HASH_SHA384; break; case HASH_TYPE_SHA_512: img->hab_flags |= IMG_FLAG_HASH_SHA512; break; default: fprintf(stderr, "Wrong hash type selected (%d) !!!\n\n", hash_type); exit(EXIT_FAILURE); break; } memset(img->hash, 0, HASH_MAX_LEN); fp = popen(sha_command, "r"); if (!fp) { fprintf(stderr, "Failed to run command hash\n"); exit(EXIT_FAILURE); } if (!fgets(hash, hash_type / 4 + 1, fp)) { fprintf(stderr, "Failed to hash file: %s\n", filename); exit(EXIT_FAILURE); } for (i = 0; i < strlen(hash) / 2; i++) { ret = sscanf(hash + 2 * i, "%02hhx", &img->hash[i]); if (ret < 0) { fprintf(stderr, "Failed sscanf hash: %d\n", ret); exit(EXIT_FAILURE); } } pclose(fp); } static void set_image_array_entry(flash_header_v3_t *container, soc_type_t soc, const image_t *image_stack, uint32_t offset, uint32_t size, char *tmp_filename, bool dcd_skip) { uint64_t entry = image_stack->entry; uint64_t core = image_stack->ext; uint32_t meta; char *tmp_name = ""; option_type_t type = image_stack->option; boot_img_t *img = &container->img[container->num_images]; img->offset = offset; /* Is re-adjusted later */ img->size = size; set_image_hash(img, tmp_filename, IMAGE_HASH_ALGO_DEFAULT); switch (type) { case SECO: img->hab_flags |= IMG_TYPE_SECO; img->hab_flags |= CORE_SECO << BOOT_IMG_FLAGS_CORE_SHIFT; tmp_name = "SECO"; img->dst = 0x20C00000; img->entry = 0x20000000; break; case AP: if (soc == QX && core == CORE_CA35) { meta = IMAGE_A35_DEFAULT_META(custom_partition); } else if (soc == QM && core == CORE_CA53) { meta = IMAGE_A53_DEFAULT_META(custom_partition); } else if (soc == QM && core == CORE_CA72) { meta = IMAGE_A72_DEFAULT_META(custom_partition); } else { fprintf(stderr, "Error: invalid AP core id: %" PRIu64 "\n", core); exit(EXIT_FAILURE); } img->hab_flags |= IMG_TYPE_EXEC; /* On B0, only core id = 4 is valid */ img->hab_flags |= CORE_CA53 << BOOT_IMG_FLAGS_CORE_SHIFT; tmp_name = "AP"; img->dst = entry; img->entry = entry; img->meta = meta; custom_partition = 0; break; case M40: case M41: if (core == 0) { core = CORE_CM4_0; meta = IMAGE_M4_0_DEFAULT_META(custom_partition); } else if (core == 1) { core = CORE_CM4_1; meta = IMAGE_M4_1_DEFAULT_META(custom_partition); } else { fprintf(stderr, "Error: invalid m4 core id: %" PRIu64 "\n", core); exit(EXIT_FAILURE); } img->hab_flags |= IMG_TYPE_EXEC; img->hab_flags |= core << BOOT_IMG_FLAGS_CORE_SHIFT; tmp_name = "M4"; if ((entry & 0x7) != 0) { fprintf(stderr, "\n\nWarning: M4 Destination address is not 8 byte aligned\n\n"); exit(EXIT_FAILURE); } img->dst = entry; img->entry = entry; img->meta = meta; custom_partition = 0; break; case DATA: img->hab_flags |= IMG_TYPE_DATA; img->hab_flags |= CORE_CA35 << BOOT_IMG_FLAGS_CORE_SHIFT; tmp_name = "DATA"; img->dst = entry; break; case MSG_BLOCK: img->hab_flags |= IMG_TYPE_DATA; img->hab_flags |= CORE_CA35 << BOOT_IMG_FLAGS_CORE_SHIFT; img->meta = core << BOOT_IMG_META_MU_RID_SHIFT; tmp_name = "MSG_BLOCK"; img->dst = entry; break; case SCFW: img->hab_flags |= scfw_flags & 0xFFFF0000; img->hab_flags |= IMG_TYPE_EXEC; img->hab_flags |= CORE_SC << BOOT_IMG_FLAGS_CORE_SHIFT; tmp_name = "SCFW"; img->dst = 0x1FFE0000; img->entry = 0x1FFE0000; /* Lets add the DCD now */ if (!dcd_skip) { container->num_images++; img = &container->img[container->num_images]; img->hab_flags |= IMG_TYPE_DCD_DDR; img->hab_flags |= CORE_SC << BOOT_IMG_FLAGS_CORE_SHIFT; set_image_hash(img, "/dev/null", IMAGE_HASH_ALGO_DEFAULT); img->offset = offset + img->size; img->entry = read_dcd_offset(tmp_filename); img->dst = img->entry - 1; } break; default: fprintf(stderr, "unrecognized image type (%d)\n", type); exit(EXIT_FAILURE); } fprintf(stdout, "%s file_offset = 0x%x size = 0x%x\n", tmp_name, offset, size); container->num_images++; } void set_container(flash_header_v3_t *container, uint16_t sw_version, uint32_t alignment, uint32_t flags, uint16_t fuse_version) { container->sig_blk_hdr.tag = 0x90; container->sig_blk_hdr.length = sizeof(sig_blk_hdr_t); container->sw_version = sw_version; container->padding = alignment; container->fuse_version = fuse_version; container->flags = flags; fprintf(stdout, "container flags: 0x%x\n", container->flags); } static int get_container_image_start_pos(image_t *image_stack, uint32_t align) { image_t *img_sp = image_stack; /*8K total container header*/ int file_off = CONTAINER_IMAGE_ARRAY_START_OFFSET; FILE *fd = NULL; flash_header_v3_t header; int ret; while (img_sp->option != NO_IMG) { if (img_sp->option == APPEND) { fd = fopen(img_sp->filename, "r"); if (!fd) { fprintf(stderr, "Fail open first container file %s\n", img_sp->filename); exit(EXIT_FAILURE); } ret = fread(&header, sizeof(header), 1, fd); if (ret != 1) { printf("Failure Read header %d\n", ret); exit(EXIT_FAILURE); } fclose(fd); if (header.tag != IVT_HEADER_TAG_B0) { fprintf(stderr, "header tag mismatched \n"); exit(EXIT_FAILURE); } else { file_off += header.img[header.num_images - 1].size; file_off = ALIGN(file_off, align); } } img_sp++; } return file_off; } static void set_imx_hdr_v3(imx_header_v3_t *imxhdr, uint32_t cont_id) { flash_header_v3_t *fhdr_v3 = &imxhdr->fhdr[cont_id]; /* Set magic number, Only >= B0 supported */ fhdr_v3->tag = IVT_HEADER_TAG_B0; fhdr_v3->version = IVT_VERSION_B0; } static uint8_t *flatten_container_header(imx_header_v3_t *imx_header, uint8_t containers_count, uint32_t *size_out, uint32_t file_offset) { uint8_t *flat = NULL; uint8_t *ptr = NULL; uint16_t size = 0; int i, j; /* Compute size of all container headers */ for (i = 0; i < containers_count; i++) { flash_header_v3_t *container = &imx_header->fhdr[i]; container->sig_blk_offset = HEADER_IMG_ARRAY_OFFSET + container->num_images * IMG_ARRAY_ENTRY_SIZE; container->length = HEADER_IMG_ARRAY_OFFSET + (IMG_ARRAY_ENTRY_SIZE * container->num_images) + sizeof(sig_blk_hdr_t); /* Print info needed by CST to sign the container header */ fprintf(stdout, "CST: CONTAINER %d offset: 0x%x\n", i, file_offset + size); fprintf(stdout, "CST: CONTAINER %d: Signature Block: offset is at 0x%x\n", i, file_offset + size + container->length - SIGNATURE_BLOCK_HEADER_LENGTH); size += ALIGN(container->length, container->padding); } flat = calloc(size, sizeof(uint8_t)); if (!flat) { fprintf(stderr, "Failed to allocate memory (%d)\n", size); exit(EXIT_FAILURE); } ptr = flat; *size_out = size; for (i = 0; i < containers_count; i++) { flash_header_v3_t *container = &imx_header->fhdr[i]; uint32_t container_start_offset = ptr - flat; /* Append container header */ append(ptr, container, HEADER_IMG_ARRAY_OFFSET); /* Adjust images offset to start from container headers start */ for (j = 0; j < container->num_images; j++) { container->img[j].offset -= container_start_offset + file_offset; } /* Append each image array entry */ for (j = 0; j < container->num_images; j++) append(ptr, &container->img[j], sizeof(boot_img_t)); append(ptr, &container->sig_blk_hdr, sizeof(sig_blk_hdr_t)); /* Padding for container (if necessary) */ ptr += ALIGN(container->length, container->padding) - container->length; } return flat; } static int build_container(soc_type_t soc, uint32_t sector_size, bool emmc_fastboot, image_t *image_stack, bool dcd_skip, uint8_t fuse_version, uint16_t sw_version, int ofd) { static imx_header_v3_t imx_header; image_t *img_sp = image_stack; int file_off; uint8_t *tmp; struct stat sbuf; char *tmp_filename = NULL; uint32_t size = 0; uint32_t file_padding = 0; int ret; int container = -1; int cont_img_count = 0; /* indexes to arrange the container */ memset((char *)&imx_header, 0, sizeof(imx_header_v3_t)); if (!image_stack) { fprintf(stderr, "Empty image stack "); exit(EXIT_FAILURE); } if (soc == QX) fprintf(stdout, "Platform:\ti.MX8QXP B0\n"); else if (soc == QM) fprintf(stdout, "Platform:\ti.MX8QM B0\n"); set_imx_hdr_v3(&imx_header, 0); set_imx_hdr_v3(&imx_header, 1); file_off = get_container_image_start_pos(image_stack, sector_size); fprintf(stdout, "container image offset (aligned):%x\n", file_off); /* step through image stack and generate the header */ img_sp = image_stack; /* stop once we reach null terminator */ while (img_sp->option != NO_IMG) { switch (img_sp->option) { case AP: case M40: case M41: case SCFW: case DATA: case MSG_BLOCK: if (container < 0) { fprintf(stderr, "No container found\n"); exit(EXIT_FAILURE); } check_file(&sbuf, img_sp->filename); tmp_filename = img_sp->filename; set_image_array_entry(&imx_header.fhdr[container], soc, img_sp, file_off, ALIGN(sbuf.st_size, sector_size), tmp_filename, dcd_skip); img_sp->src = file_off; file_off += ALIGN(sbuf.st_size, sector_size); cont_img_count++; break; case SECO: if (container < 0) { fprintf(stderr, "No container found\n"); exit(EXIT_FAILURE); } check_file(&sbuf, img_sp->filename); tmp_filename = img_sp->filename; set_image_array_entry(&imx_header.fhdr[container], soc, img_sp, file_off, sbuf.st_size, tmp_filename, dcd_skip); img_sp->src = file_off; file_off += sbuf.st_size; cont_img_count++; break; case NEW_CONTAINER: container++; set_container(&imx_header.fhdr[container], sw_version, CONTAINER_ALIGNMENT, CONTAINER_FLAGS_DEFAULT, fuse_version); /* reset img count when moving to new container */ cont_img_count = 0; scfw_flags = 0; break; case APPEND: /* * nothing to do here, the container is appended * in the output */ break; case FLAG: /* * override the flags for scfw in current container * mask off bottom 16 bits. */ scfw_flags = img_sp->entry & 0xFFFF0000; break; case FILEOFF: if (file_off > img_sp->dst) { fprintf(stderr, "FILEOFF address less than current file offset!!!\n"); exit(EXIT_FAILURE); } if (img_sp->dst != ALIGN(img_sp->dst, sector_size)) { fprintf(stderr, "FILEOFF address is not aligned to sector size!!!\n"); exit(EXIT_FAILURE); } file_off = img_sp->dst; break; case PARTITION: /* * keep custom partition until next executable image * use a global var for default behaviour */ custom_partition = img_sp->entry; break; default: fprintf(stderr, "unrecognized option in input stack (%d)\n", img_sp->option); exit(EXIT_FAILURE); } img_sp++; /* advance index */ } /* Append container (if specified) */ img_sp = image_stack; do { if (img_sp->option == APPEND) { copy_file(ofd, img_sp->filename, 0, 0); file_padding += FIRST_CONTAINER_HEADER_LENGTH; } img_sp++; } while (img_sp->option != NO_IMG); /* Add padding or skip appended container */ ret = lseek(ofd, file_padding, SEEK_SET); if (ret < 0) { fprintf(stderr, "%s: lseek error %s\n", __func__, strerror(errno)); exit(EXIT_FAILURE); } if (container >= 0) { /* Note: Image offset are not contained in the image */ tmp = flatten_container_header(&imx_header, container + 1, &size, file_padding); /* Write image header */ if (write(ofd, tmp, size) != size) { fprintf(stderr, "error writing image hdr\n"); exit(EXIT_FAILURE); } /* Clean-up memory used by the headers */ free(tmp); } /* * step through the image stack again this time copying * images to final bin, stop once we reach null terminator. */ img_sp = image_stack; while (img_sp->option != NO_IMG) { if (img_sp->option == M40 || img_sp->option == M41 || img_sp->option == AP || img_sp->option == DATA || img_sp->option == SCD || img_sp->option == SCFW || img_sp->option == SECO || img_sp->option == MSG_BLOCK) { copy_file_aligned(ofd, img_sp->filename, img_sp->src, sector_size); } img_sp++; } return 0; } int imx8image_copy_image(int outfd, struct image_tool_params *mparams) { image_t *img_sp = param_stack; /* * SECO FW is a container image, this is to calculate the * 2nd container offset. */ fprintf(stdout, "parsing %s\n", mparams->imagename); parse_cfg_file(img_sp, mparams->imagename); if (sector_size == 0) { fprintf(stderr, "Wrong sector size\n"); exit(EXIT_FAILURE); } fprintf(stdout, "CONTAINER Sector size:\t%08x\n", sector_size); fprintf(stdout, "CONTAINER FUSE VERSION:\t0x%02x\n", fuse_version); fprintf(stdout, "CONTAINER SW VERSION:\t0x%04x\n", sw_version); build_container(soc, sector_size, emmc_fastboot, img_sp, false, fuse_version, sw_version, outfd); return 0; } /* * imx8image parameters */ U_BOOT_IMAGE_TYPE( imx8image, "NXP i.MX8 Boot Image support", 0, NULL, imx8image_check_params, NULL, imx8image_print_header, imx8image_set_header, NULL, imx8image_check_image_types, NULL, NULL );