X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=tools%2Fimximage.c;h=18dc051c5ee67e1f98e247515bc50d56c4368736;hb=HEAD;hp=39f89c2b93eafa6f6a756535a5c39d0222175762;hpb=f581e3a2157fbd736e7dd2378465ae242fba545c;p=kernel%2Fu-boot.git diff --git a/tools/imximage.c b/tools/imximage.c index 39f89c2..18dc051 100644 --- a/tools/imximage.c +++ b/tools/imximage.c @@ -6,55 +6,82 @@ * Marvell Semiconductor * Written-by: Prafulla Wadaskar * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ -/* Required to obtain the getline prototype from stdio.h */ -#define _GNU_SOURCE - -#include "mkimage.h" +#include "imagetool.h" #include #include "imximage.h" +#define UNDEFINED 0xFFFFFFFF + /* * Supported commands for configuration file */ static table_entry_t imximage_cmds[] = { - {CMD_BOOT_FROM, "BOOT_FROM", "boot command", }, - {CMD_DATA, "DATA", "Reg Write Data", }, - {-1, "", "", }, + {CMD_BOOT_FROM, "BOOT_FROM", "boot command", }, + {CMD_BOOT_OFFSET, "BOOT_OFFSET", "Boot offset", }, + {CMD_DATA, "DATA", "Reg Write Data", }, + {CMD_CSF, "CSF", "Command Sequence File", }, + {CMD_IMAGE_VERSION, "IMAGE_VERSION", "image version", }, + {-1, "", "", }, }; /* * Supported Boot options for configuration file * this is needed to set the correct flash offset */ -static table_entry_t imximage_bootops[] = { - {FLASH_OFFSET_SPI, "spi", "SPI Flash", }, +static table_entry_t imximage_boot_offset[] = { + {FLASH_OFFSET_ONENAND, "onenand", "OneNAND Flash",}, {FLASH_OFFSET_NAND, "nand", "NAND Flash", }, + {FLASH_OFFSET_NOR, "nor", "NOR Flash", }, + {FLASH_OFFSET_SATA, "sata", "SATA Disk", }, {FLASH_OFFSET_SD, "sd", "SD Card", }, - {FLASH_OFFSET_ONENAND, "onenand", "OneNAND Flash",}, + {FLASH_OFFSET_SPI, "spi", "SPI Flash", }, {-1, "", "Invalid", }, }; +/* + * Supported Boot options for configuration file + * this is needed to determine the initial load size + */ +static table_entry_t imximage_boot_loadsize[] = { + {FLASH_LOADSIZE_ONENAND, "onenand", "OneNAND Flash",}, + {FLASH_LOADSIZE_NAND, "nand", "NAND Flash", }, + {FLASH_LOADSIZE_NOR, "nor", "NOR Flash", }, + {FLASH_LOADSIZE_SATA, "sata", "SATA Disk", }, + {FLASH_LOADSIZE_SD, "sd", "SD Card", }, + {FLASH_LOADSIZE_SPI, "spi", "SPI Flash", }, + {-1, "", "Invalid", }, +}; + +/* + * IMXIMAGE version definition for i.MX chips + */ +static table_entry_t imximage_versions[] = { + {IMXIMAGE_V1, "", " (i.MX25/35/51 compatible)", }, + {IMXIMAGE_V2, "", " (i.MX53/6 compatible)", }, + {-1, "", " (Invalid)", }, +}; static struct imx_header imximage_header; +static uint32_t imximage_version; +/* + * Image Vector Table Offset + * Initialized to a wrong not 4-bytes aligned address to + * check if it is was set by the cfg file. + */ +static uint32_t imximage_ivt_offset = UNDEFINED; +static uint32_t imximage_csf_size = UNDEFINED; +/* Initial Load Region Size */ +static uint32_t imximage_init_loadsize; + +static set_dcd_val_t set_dcd_val; +static set_dcd_rst_t set_dcd_rst; +static set_imx_hdr_t set_imx_hdr; +static uint32_t max_dcd_entries; +static uint32_t *header_size_ptr; +static uint32_t *csf_ptr; static uint32_t get_cfg_value(char *token, char *name, int linenr) { @@ -71,67 +98,371 @@ static uint32_t get_cfg_value(char *token, char *name, int linenr) return value; } -static int imximage_check_image_types(uint8_t type) +static uint32_t detect_imximage_version(struct imx_header *imx_hdr) { - if (type == IH_TYPE_IMXIMAGE) - return EXIT_SUCCESS; - else - return EXIT_FAILURE; + imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1; + imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2; + flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr; + flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr; + + /* Try to detect V1 */ + if ((fhdr_v1->app_code_barker == APP_CODE_BARKER) && + (hdr_v1->dcd_table.preamble.barker == DCD_BARKER)) + return IMXIMAGE_V1; + + /* Try to detect V2 */ + if ((fhdr_v2->header.tag == IVT_HEADER_TAG) && + (hdr_v2->dcd_table.header.tag == DCD_HEADER_TAG)) + return IMXIMAGE_V2; + + return IMXIMAGE_VER_INVALID; } -static int imximage_verify_header(unsigned char *ptr, int image_size, - struct mkimage_params *params) +static void err_imximage_version(int version) { + fprintf(stderr, + "Error: Unsupported imximage version:%d\n", version); - struct imx_header *imx_hdr = (struct imx_header *) ptr; - flash_header_t *hdr = &imx_hdr->fhdr; + exit(EXIT_FAILURE); +} - /* Only a few checks can be done: search for magic numbers */ - if (hdr->app_code_barker != APP_CODE_BARKER) - return -FDT_ERR_BADSTRUCTURE; +static void set_dcd_val_v1(struct imx_header *imxhdr, char *name, int lineno, + int fld, uint32_t value, uint32_t off) +{ + dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table; + + switch (fld) { + case CFG_REG_SIZE: + /* Byte, halfword, word */ + if ((value != 1) && (value != 2) && (value != 4)) { + fprintf(stderr, "Error: %s[%d] - " + "Invalid register size " "(%d)\n", + name, lineno, value); + exit(EXIT_FAILURE); + } + dcd_v1->addr_data[off].type = value; + break; + case CFG_REG_ADDRESS: + dcd_v1->addr_data[off].addr = value; + break; + case CFG_REG_VALUE: + dcd_v1->addr_data[off].value = value; + break; + default: + break; - if (imx_hdr->dcd_table.preamble.barker != DCD_BARKER) - return -FDT_ERR_BADSTRUCTURE; + } +} - return 0; +static void set_dcd_val_v2(struct imx_header *imxhdr, char *name, int lineno, + int fld, uint32_t value, uint32_t off) +{ + dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.dcd_table; + + switch (fld) { + case CFG_REG_ADDRESS: + dcd_v2->addr_data[off].addr = cpu_to_be32(value); + break; + case CFG_REG_VALUE: + dcd_v2->addr_data[off].value = cpu_to_be32(value); + break; + default: + break; + + } } -static void imximage_print_header(const void *ptr) +/* + * Complete setting up the rest field of DCD of V1 + * such as barker code and DCD data length. + */ +static void set_dcd_rst_v1(struct imx_header *imxhdr, uint32_t dcd_len, + char *name, int lineno) { - struct imx_header *imx_hdr = (struct imx_header *) ptr; - flash_header_t *hdr = &imx_hdr->fhdr; - uint32_t size; - uint32_t length; - dcd_t *dcd = &imx_hdr->dcd_table; + dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table; + + dcd_v1->preamble.barker = DCD_BARKER; + dcd_v1->preamble.length = dcd_len * sizeof(dcd_type_addr_data_t); +} - size = imx_hdr->dcd_table.preamble.length; - if (size > (MAX_HW_CFG_SIZE * sizeof(dcd_type_addr_data_t))) { +/* + * Complete setting up the reset field of DCD of V2 + * such as DCD tag, version, length, etc. + */ +static void set_dcd_rst_v2(struct imx_header *imxhdr, uint32_t dcd_len, + char *name, int lineno) +{ + dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.dcd_table; + + dcd_v2->header.tag = DCD_HEADER_TAG; + dcd_v2->header.length = cpu_to_be16( + dcd_len * sizeof(dcd_addr_data_t) + 8); + dcd_v2->header.version = DCD_VERSION; + dcd_v2->write_dcd_command.tag = DCD_COMMAND_TAG; + dcd_v2->write_dcd_command.length = cpu_to_be16( + dcd_len * sizeof(dcd_addr_data_t) + 4); + dcd_v2->write_dcd_command.param = DCD_COMMAND_PARAM; +} + +static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len, + uint32_t entry_point, uint32_t flash_offset) +{ + imx_header_v1_t *hdr_v1 = &imxhdr->header.hdr_v1; + flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr; + dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table; + uint32_t hdr_base; + uint32_t header_length = (((char *)&dcd_v1->addr_data[dcd_len].addr) + - ((char *)imxhdr)); + + /* Set magic number */ + fhdr_v1->app_code_barker = APP_CODE_BARKER; + + /* TODO: check i.MX image V1 handling, for now use 'old' style */ + hdr_base = entry_point - 4096; + fhdr_v1->app_dest_ptr = hdr_base - flash_offset; + fhdr_v1->app_code_jump_vector = entry_point; + + fhdr_v1->dcd_ptr_ptr = hdr_base + offsetof(flash_header_v1_t, dcd_ptr); + fhdr_v1->dcd_ptr = hdr_base + offsetof(imx_header_v1_t, dcd_table); + + /* Security feature are not supported */ + fhdr_v1->app_code_csf = 0; + fhdr_v1->super_root_key = 0; + header_size_ptr = (uint32_t *)(((char *)imxhdr) + header_length - 4); +} + +static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len, + uint32_t entry_point, uint32_t flash_offset) +{ + imx_header_v2_t *hdr_v2 = &imxhdr->header.hdr_v2; + flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr; + uint32_t hdr_base; + + /* Set magic number */ + fhdr_v2->header.tag = IVT_HEADER_TAG; /* 0xD1 */ + fhdr_v2->header.length = cpu_to_be16(sizeof(flash_header_v2_t)); + fhdr_v2->header.version = IVT_VERSION; /* 0x40 */ + + fhdr_v2->entry = entry_point; + fhdr_v2->reserved1 = fhdr_v2->reserved2 = 0; + hdr_base = entry_point - imximage_init_loadsize + + flash_offset; + fhdr_v2->self = hdr_base; + fhdr_v2->dcd_ptr = hdr_base + offsetof(imx_header_v2_t, dcd_table); + fhdr_v2->boot_data_ptr = hdr_base + + offsetof(imx_header_v2_t, boot_data); + hdr_v2->boot_data.start = entry_point - imximage_init_loadsize; + + fhdr_v2->csf = 0; + + header_size_ptr = &hdr_v2->boot_data.size; + csf_ptr = &fhdr_v2->csf; +} + +static void set_hdr_func(void) +{ + switch (imximage_version) { + case IMXIMAGE_V1: + set_dcd_val = set_dcd_val_v1; + set_dcd_rst = set_dcd_rst_v1; + set_imx_hdr = set_imx_hdr_v1; + max_dcd_entries = MAX_HW_CFG_SIZE_V1; + break; + case IMXIMAGE_V2: + set_dcd_val = set_dcd_val_v2; + set_dcd_rst = set_dcd_rst_v2; + set_imx_hdr = set_imx_hdr_v2; + max_dcd_entries = MAX_HW_CFG_SIZE_V2; + break; + default: + err_imximage_version(imximage_version); + break; + } +} + +static void print_hdr_v1(struct imx_header *imx_hdr) +{ + imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1; + flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr; + dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table; + uint32_t size, length, ver; + + size = dcd_v1->preamble.length; + if (size > (MAX_HW_CFG_SIZE_V1 * sizeof(dcd_type_addr_data_t))) { fprintf(stderr, "Error: Image corrupt DCD size %d exceed maximum %d\n", (uint32_t)(size / sizeof(dcd_type_addr_data_t)), - MAX_HW_CFG_SIZE); + MAX_HW_CFG_SIZE_V1); exit(EXIT_FAILURE); } - length = dcd->preamble.length / sizeof(dcd_type_addr_data_t); + length = dcd_v1->preamble.length / sizeof(dcd_type_addr_data_t); + ver = detect_imximage_version(imx_hdr); printf("Image Type: Freescale IMX Boot Image\n"); + printf("Image Ver: %x", ver); + printf("%s\n", get_table_entry_name(imximage_versions, NULL, ver)); printf("Data Size: "); - genimg_print_size(dcd->addr_data[length].type); - printf("Load Address: %08x\n", (unsigned int)hdr->app_dest_ptr); - printf("Entry Point: %08x\n", (unsigned int)hdr->app_code_jump_vector); + genimg_print_size(dcd_v1->addr_data[length].type); + printf("Load Address: %08x\n", (uint32_t)fhdr_v1->app_dest_ptr); + printf("Entry Point: %08x\n", (uint32_t)fhdr_v1->app_code_jump_vector); } -static uint32_t imximage_parse_cfg_file(struct imx_header *imxhdr, char *name) +static void print_hdr_v2(struct imx_header *imx_hdr) +{ + imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2; + flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr; + dcd_v2_t *dcd_v2 = &hdr_v2->dcd_table; + uint32_t size, version; + + size = be16_to_cpu(dcd_v2->header.length) - 8; + if (size > (MAX_HW_CFG_SIZE_V2 * sizeof(dcd_addr_data_t))) { + fprintf(stderr, + "Error: Image corrupt DCD size %d exceed maximum %d\n", + (uint32_t)(size / sizeof(dcd_addr_data_t)), + MAX_HW_CFG_SIZE_V2); + exit(EXIT_FAILURE); + } + + version = detect_imximage_version(imx_hdr); + + printf("Image Type: Freescale IMX Boot Image\n"); + printf("Image Ver: %x", version); + printf("%s\n", get_table_entry_name(imximage_versions, NULL, version)); + printf("Data Size: "); + genimg_print_size(hdr_v2->boot_data.size); + printf("Load Address: %08x\n", (uint32_t)fhdr_v2->boot_data_ptr); + printf("Entry Point: %08x\n", (uint32_t)fhdr_v2->entry); + if (fhdr_v2->csf && (imximage_ivt_offset != UNDEFINED) && + (imximage_csf_size != UNDEFINED)) { + printf("HAB Blocks: %08x %08x %08x\n", + (uint32_t)fhdr_v2->self, 0, + hdr_v2->boot_data.size - imximage_ivt_offset - + imximage_csf_size); + } +} + +static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token, + char *name, int lineno, int fld, int dcd_len) +{ + int value; + static int cmd_ver_first = ~0; + + switch (cmd) { + case CMD_IMAGE_VERSION: + imximage_version = get_cfg_value(token, name, lineno); + if (cmd_ver_first == 0) { + fprintf(stderr, "Error: %s[%d] - IMAGE_VERSION " + "command need be the first before other " + "valid command in the file\n", name, lineno); + exit(EXIT_FAILURE); + } + cmd_ver_first = 1; + set_hdr_func(); + break; + case CMD_BOOT_FROM: + imximage_ivt_offset = get_table_entry_id(imximage_boot_offset, + "imximage boot option", token); + if (imximage_ivt_offset == -1) { + fprintf(stderr, "Error: %s[%d] -Invalid boot device" + "(%s)\n", name, lineno, token); + exit(EXIT_FAILURE); + } + + imximage_init_loadsize = + get_table_entry_id(imximage_boot_loadsize, + "imximage boot option", token); + + if (imximage_init_loadsize == -1) { + fprintf(stderr, + "Error: %s[%d] -Invalid boot device(%s)\n", + name, lineno, token); + exit(EXIT_FAILURE); + } + + /* + * The SOC loads from the storage starting at address 0 + * then ensures that the load size contains the offset + */ + if (imximage_init_loadsize < imximage_ivt_offset) + imximage_init_loadsize = imximage_ivt_offset; + if (unlikely(cmd_ver_first != 1)) + cmd_ver_first = 0; + break; + case CMD_BOOT_OFFSET: + imximage_ivt_offset = get_cfg_value(token, name, lineno); + if (unlikely(cmd_ver_first != 1)) + cmd_ver_first = 0; + break; + case CMD_DATA: + value = get_cfg_value(token, name, lineno); + (*set_dcd_val)(imxhdr, name, lineno, fld, value, dcd_len); + if (unlikely(cmd_ver_first != 1)) + cmd_ver_first = 0; + break; + case CMD_CSF: + if (imximage_version != 2) { + fprintf(stderr, + "Error: %s[%d] - CSF only supported for VERSION 2(%s)\n", + name, lineno, token); + exit(EXIT_FAILURE); + } + imximage_csf_size = get_cfg_value(token, name, lineno); + if (unlikely(cmd_ver_first != 1)) + cmd_ver_first = 0; + break; + } +} + +static void parse_cfg_fld(struct imx_header *imxhdr, int32_t *cmd, + char *token, char *name, int lineno, int fld, int *dcd_len) +{ + int value; + + switch (fld) { + case CFG_COMMAND: + *cmd = get_table_entry_id(imximage_cmds, + "imximage commands", token); + if (*cmd < 0) { + fprintf(stderr, "Error: %s[%d] - Invalid command" + "(%s)\n", name, lineno, token); + exit(EXIT_FAILURE); + } + break; + case CFG_REG_SIZE: + parse_cfg_cmd(imxhdr, *cmd, token, name, lineno, fld, *dcd_len); + break; + case CFG_REG_ADDRESS: + case CFG_REG_VALUE: + if (*cmd != CMD_DATA) + return; + + value = get_cfg_value(token, name, lineno); + (*set_dcd_val)(imxhdr, name, lineno, fld, value, *dcd_len); + + if (fld == CFG_REG_VALUE) { + (*dcd_len)++; + if (*dcd_len > max_dcd_entries) { + fprintf(stderr, "Error: %s[%d] -" + "DCD table exceeds maximum size(%d)\n", + name, lineno, max_dcd_entries); + exit(EXIT_FAILURE); + } + } + break; + default: + break; + } +} +static uint32_t parse_cfg_file(struct imx_header *imxhdr, char *name) { FILE *fd = NULL; char *line = NULL; char *token, *saveptr1, *saveptr2; int lineno = 0; - int fld, value; + int fld; size_t len; int dcd_len = 0; - dcd_t *dcd = &imxhdr->dcd_table; int32_t cmd; fd = fopen(name, "r"); @@ -140,7 +471,8 @@ static uint32_t imximage_parse_cfg_file(struct imx_header *imxhdr, char *name) exit(EXIT_FAILURE); } - /* Very simple parsing, line starting with # are comments + /* + * Very simple parsing, line starting with # are comments * and are dropped */ while ((getline(&line, &len, fd)) > 0) { @@ -161,129 +493,103 @@ static uint32_t imximage_parse_cfg_file(struct imx_header *imxhdr, char *name) if (token[0] == '#') break; - /* parse all fields in a single line */ - switch (fld) { - case CFG_COMMAND: - cmd = get_table_entry_id(imximage_cmds, - "imximage commands", token); - if (cmd < 0) { - fprintf(stderr, - "Error: %s[%d] - " - "Invalid command (%s)\n", - name, lineno, token); - exit(EXIT_FAILURE); - } - break; - case CFG_REG_SIZE: - switch (cmd) { - case CMD_BOOT_FROM: - /* Get flash header offset */ - imxhdr->flash_offset = - get_table_entry_id( - imximage_bootops, - "imximage boot option", - token); - if (imxhdr->flash_offset == -1) { - fprintf(stderr, - "Error: %s[%d] -" - "Invalid boot device" - "(%s)\n", - name, lineno, token); - exit(EXIT_FAILURE); - } - break; - case CMD_DATA: - value = get_cfg_value(token, - name, lineno); - - /* Byte, halfword, word */ - if ((value != 1) && - (value != 2) && (value != 4)) { - fprintf(stderr, - "Error: %s[%d] - " - "Invalid register size " - "(%d)\n", - name, lineno, value); - exit(EXIT_FAILURE); - } - dcd->addr_data[dcd_len].type = value; - break; - } - - case CFG_REG_ADDRESS: - if (cmd == CMD_DATA) - dcd->addr_data[dcd_len].addr = - get_cfg_value(token, - name, lineno); - break; - case CFG_REG_VALUE: - if (cmd == CMD_DATA) { - dcd->addr_data[dcd_len].value = - get_cfg_value(token, - name, lineno); - dcd_len++; - } - break; - } + parse_cfg_fld(imxhdr, &cmd, token, name, + lineno, fld, &dcd_len); } - if (dcd_len > MAX_HW_CFG_SIZE) { - fprintf(stderr, - "Error: %s[%d] -" - "DCD table exceeds maximum size(%d)\n", - name, lineno, MAX_HW_CFG_SIZE); - } } - dcd->preamble.barker = DCD_BARKER; - dcd->preamble.length = dcd_len * sizeof(dcd_type_addr_data_t); + + (*set_dcd_rst)(imxhdr, dcd_len, name, lineno); fclose(fd); + /* Exit if there is no BOOT_FROM field specifying the flash_offset */ + if (imximage_ivt_offset == FLASH_OFFSET_UNDEFINED) { + fprintf(stderr, "Error: No BOOT_FROM tag in %s\n", name); + exit(EXIT_FAILURE); + } return dcd_len; } -static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd, - struct mkimage_params *params) + +static int imximage_check_image_types(uint8_t type) { - struct imx_header *hdr = (struct imx_header *)ptr; - flash_header_t *fhdr = &hdr->fhdr; - int dcd_len; - dcd_t *dcd = &hdr->dcd_table; - uint32_t base_offset; + if (type == IH_TYPE_IMXIMAGE) + return EXIT_SUCCESS; + else + return EXIT_FAILURE; +} - /* Set default offset */ - hdr->flash_offset = FLASH_OFFSET_STANDARD; +static int imximage_verify_header(unsigned char *ptr, int image_size, + struct image_tool_params *params) +{ + struct imx_header *imx_hdr = (struct imx_header *) ptr; - /* Set magic number */ - fhdr->app_code_barker = APP_CODE_BARKER; + if (detect_imximage_version(imx_hdr) == IMXIMAGE_VER_INVALID) + return -FDT_ERR_BADSTRUCTURE; - /* Parse dcd configuration file */ - dcd_len = imximage_parse_cfg_file(hdr, params->imagename); + return 0; +} + +static void imximage_print_header(const void *ptr) +{ + struct imx_header *imx_hdr = (struct imx_header *) ptr; + uint32_t version = detect_imximage_version(imx_hdr); + + switch (version) { + case IMXIMAGE_V1: + print_hdr_v1(imx_hdr); + break; + case IMXIMAGE_V2: + print_hdr_v2(imx_hdr); + break; + default: + err_imximage_version(version); + break; + } +} - fhdr->app_dest_ptr = params->addr; - fhdr->app_dest_ptr = params->ep - hdr->flash_offset - - sizeof(struct imx_header); - fhdr->app_code_jump_vector = params->ep; +static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd, + struct image_tool_params *params) +{ + struct imx_header *imxhdr = (struct imx_header *)ptr; + uint32_t dcd_len; - base_offset = fhdr->app_dest_ptr + hdr->flash_offset ; - fhdr->dcd_ptr_ptr = (uint32_t) (offsetof(flash_header_t, dcd_ptr) - - offsetof(flash_header_t, app_code_jump_vector) + - base_offset); + /* + * In order to not change the old imx cfg file + * by adding VERSION command into it, here need + * set up function ptr group to V1 by default. + */ + imximage_version = IMXIMAGE_V1; + /* Be able to detect if the cfg file has no BOOT_FROM tag */ + imximage_ivt_offset = FLASH_OFFSET_UNDEFINED; + imximage_csf_size = 0; + set_hdr_func(); - fhdr->dcd_ptr = base_offset + - offsetof(struct imx_header, dcd_table); + /* Parse dcd configuration file */ + dcd_len = parse_cfg_file(imxhdr, params->imagename); - /* The external flash header must be at the end of the DCD table */ - dcd->addr_data[dcd_len].type = sbuf->st_size + - hdr->flash_offset + - sizeof(struct imx_header); + /* Set the imx header */ + (*set_imx_hdr)(imxhdr, dcd_len, params->ep, imximage_ivt_offset); - /* Security feature are not supported */ - fhdr->app_code_csf = 0; - fhdr->super_root_key = 0; + /* + * ROM bug alert + * + * MX53 only loads 512 byte multiples in case of SD boot. + * MX53 only loads NAND page multiples in case of NAND boot and + * supports up to 4096 byte large pages, thus align to 4096. + * + * The remaining fraction of a block bytes would not be loaded! + */ + *header_size_ptr = ROUND(sbuf->st_size, 4096); + if (csf_ptr && imximage_csf_size) { + *csf_ptr = params->ep - imximage_init_loadsize + + *header_size_ptr; + *header_size_ptr += imximage_csf_size; + } } -int imximage_check_params(struct mkimage_params *params) +int imximage_check_params(struct image_tool_params *params) { if (!params) return CFG_INVALID; @@ -305,21 +611,95 @@ int imximage_check_params(struct mkimage_params *params) (params->xflag) || !(strlen(params->imagename)); } +static int imximage_generate(struct image_tool_params *params, + struct image_type_params *tparams) +{ + struct imx_header *imxhdr; + size_t alloc_len; + struct stat sbuf; + char *datafile = params->datafile; + uint32_t pad_len; + + memset(&imximage_header, 0, sizeof(imximage_header)); + + /* + * In order to not change the old imx cfg file + * by adding VERSION command into it, here need + * set up function ptr group to V1 by default. + */ + imximage_version = IMXIMAGE_V1; + /* Be able to detect if the cfg file has no BOOT_FROM tag */ + imximage_ivt_offset = FLASH_OFFSET_UNDEFINED; + imximage_csf_size = 0; + set_hdr_func(); + + /* Parse dcd configuration file */ + parse_cfg_file(&imximage_header, params->imagename); + + /* TODO: check i.MX image V1 handling, for now use 'old' style */ + if (imximage_version == IMXIMAGE_V1) { + alloc_len = 4096; + } else { + if (imximage_init_loadsize < imximage_ivt_offset + + sizeof(imx_header_v2_t)) + imximage_init_loadsize = imximage_ivt_offset + + sizeof(imx_header_v2_t); + alloc_len = imximage_init_loadsize - imximage_ivt_offset; + } + + if (alloc_len < sizeof(struct imx_header)) { + fprintf(stderr, "%s: header error\n", + params->cmdname); + exit(EXIT_FAILURE); + } + + imxhdr = malloc(alloc_len); + + if (!imxhdr) { + fprintf(stderr, "%s: malloc return failure: %s\n", + params->cmdname, strerror(errno)); + exit(EXIT_FAILURE); + } + + memset(imxhdr, 0, alloc_len); + + tparams->header_size = alloc_len; + tparams->hdr = imxhdr; + + /* determine data image file length */ + + if (stat(datafile, &sbuf) < 0) { + fprintf(stderr, "%s: Can't stat %s: %s\n", + params->cmdname, datafile, strerror(errno)); + exit(EXIT_FAILURE); + } + + pad_len = ROUND(sbuf.st_size, 4096) - sbuf.st_size; + + /* TODO: check i.MX image V1 handling, for now use 'old' style */ + if (imximage_version == IMXIMAGE_V1) + return 0; + else + return pad_len; +} + + /* * imximage parameters */ static struct image_type_params imximage_params = { - .name = "Freescale i.MX 51 Boot Image support", - .header_size = sizeof(struct imx_header), - .hdr = (void *)&imximage_header, + .name = "Freescale i.MX Boot Image support", + .header_size = 0, + .hdr = NULL, .check_image_type = imximage_check_image_types, .verify_header = imximage_verify_header, .print_header = imximage_print_header, .set_header = imximage_set_header, .check_params = imximage_check_params, + .vrec_header = imximage_generate, }; void init_imx_image_type(void) { - mkimage_register(&imximage_params); + register_image_type(&imximage_params); }