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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018 NXP
*
* Peng Fan <peng.fan@nxp.com>
*/
#include "imx8image.h"
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;
int 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
);