tools: add i.MX8/8X image support

i.MX8/8X bootable image type is container type.
The bootable image, containers a container set which supports two
container. The 1st container is for SECO firmware, the 2nd container
needs to include scfw, m4_0/1 image, ACore images per your requirement.

Signed-off-by: Peng Fan <peng.fan@nxp.com>

4 files changed, 970 insertions, 0 deletions

diff --git a/tools/Makefile b/tools/Makefile
index 0c3341e695c..3c0521f6550 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -93,6 +93,7 @@ dumpimage-mkimage-objs := aisimage.o \
 			common/image.o \
 			imagetool.o \
 			imximage.o \
+			imx8image.o \
 			kwbimage.o \
 			lib/md5.o \
 			lpc32xximage.o \
diff --git a/tools/imagetool.h b/tools/imagetool.h
index 63c08ebc09c..3fcfb4468d8 100644
--- a/tools/imagetool.h
+++ b/tools/imagetool.h
@@ -232,6 +232,7 @@ time_t imagetool_get_source_date(
 
 void pbl_load_uboot(int fd, struct image_tool_params *mparams);
 int zynqmpbif_copy_image(int fd, struct image_tool_params *mparams);
+int imx8image_copy_image(int fd, struct image_tool_params *mparams);
 
 #define ___cat(a, b) a ## b
 #define __cat(a, b) ___cat(a, b)
diff --git a/tools/imx8image.c b/tools/imx8image.c
new file mode 100644
index 00000000000..e6b0a146b66
--- /dev/null
+++ b/tools/imx8image.c
@@ -0,0 +1,961 @@
+// 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;
+
+	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;
+	lseek(ifd, offset, SEEK_SET);
+	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;
+
+	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;
+	lseek(ifd, offset, SEEK_SET);
+	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: %lu\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: %lu\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);
+
+			fclose(fd);
+
+			if (header.tag != IVT_HEADER_TAG_B0) {
+				fprintf(stderr, "header tag missmatched \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 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:
+			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:
+			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 */
+	lseek(ofd, file_padding, SEEK_SET);
+
+	/* 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
+);
diff --git a/tools/mkimage.c b/tools/mkimage.c
index 6abd4d6a8b2..38805f0c926 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -523,6 +523,13 @@ int main(int argc, char **argv)
 			ret = zynqmpbif_copy_image(ifd, &params);
 			if (ret)
 				return ret;
+		} else if (params.type == IH_TYPE_IMX8IMAGE) {
+			/* i.MX8/8X has special Image format */
+			int ret;
+
+			ret = imx8image_copy_image(ifd, &params);
+			if (ret)
+				return ret;
 		} else {
 			copy_file(ifd, params.datafile, pad_len);
 		}