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996 lines
27 KiB
996 lines
27 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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/* |
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* (C) Copyright 2009 |
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* Stefano Babic, DENX Software Engineering, [email protected]. |
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* |
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* (C) Copyright 2008 |
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* Marvell Semiconductor <www.marvell.com> |
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* Written-by: Prafulla Wadaskar <[email protected]> |
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*/ |
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|
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#include "imagetool.h" |
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#include <image.h> |
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#include "imximage.h" |
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|
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#define UNDEFINED 0xFFFFFFFF |
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|
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/* |
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* Supported commands for configuration file |
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*/ |
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static table_entry_t imximage_cmds[] = { |
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{CMD_BOOT_FROM, "BOOT_FROM", "boot command", }, |
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{CMD_BOOT_OFFSET, "BOOT_OFFSET", "Boot offset", }, |
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{CMD_WRITE_DATA, "DATA", "Reg Write Data", }, |
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{CMD_WRITE_CLR_BIT, "CLR_BIT", "Reg clear bit", }, |
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{CMD_WRITE_SET_BIT, "SET_BIT", "Reg set bit", }, |
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{CMD_CHECK_BITS_SET, "CHECK_BITS_SET", "Reg Check bits set", }, |
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{CMD_CHECK_BITS_CLR, "CHECK_BITS_CLR", "Reg Check bits clr", }, |
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{CMD_CSF, "CSF", "Command Sequence File", }, |
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{CMD_IMAGE_VERSION, "IMAGE_VERSION", "image version", }, |
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{CMD_PLUGIN, "PLUGIN", "file plugin_addr", }, |
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{-1, "", "", }, |
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}; |
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|
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/* |
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* Supported Boot options for configuration file |
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* this is needed to set the correct flash offset |
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*/ |
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static table_entry_t imximage_boot_offset[] = { |
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{FLASH_OFFSET_ONENAND, "onenand", "OneNAND Flash",}, |
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{FLASH_OFFSET_NAND, "nand", "NAND Flash", }, |
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{FLASH_OFFSET_NOR, "nor", "NOR Flash", }, |
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{FLASH_OFFSET_SATA, "sata", "SATA Disk", }, |
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{FLASH_OFFSET_SD, "sd", "SD Card", }, |
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{FLASH_OFFSET_SPI, "spi", "SPI Flash", }, |
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{FLASH_OFFSET_QSPI, "qspi", "QSPI NOR Flash",}, |
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{-1, "", "Invalid", }, |
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}; |
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/* |
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* Supported Boot options for configuration file |
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* this is needed to determine the initial load size |
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*/ |
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static table_entry_t imximage_boot_loadsize[] = { |
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{FLASH_LOADSIZE_ONENAND, "onenand", "OneNAND Flash",}, |
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{FLASH_LOADSIZE_NAND, "nand", "NAND Flash", }, |
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{FLASH_LOADSIZE_NOR, "nor", "NOR Flash", }, |
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{FLASH_LOADSIZE_SATA, "sata", "SATA Disk", }, |
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{FLASH_LOADSIZE_SD, "sd", "SD Card", }, |
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{FLASH_LOADSIZE_SPI, "spi", "SPI Flash", }, |
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{FLASH_LOADSIZE_QSPI, "qspi", "QSPI NOR Flash",}, |
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{-1, "", "Invalid", }, |
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}; |
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|
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/* |
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* IMXIMAGE version definition for i.MX chips |
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*/ |
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static table_entry_t imximage_versions[] = { |
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{IMXIMAGE_V1, "", " (i.MX25/35/51 compatible)", }, |
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{IMXIMAGE_V2, "", " (i.MX53/6/7 compatible)", }, |
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{-1, "", " (Invalid)", }, |
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}; |
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static struct imx_header imximage_header; |
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static uint32_t imximage_version; |
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/* |
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* Image Vector Table Offset |
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* Initialized to a wrong not 4-bytes aligned address to |
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* check if it is was set by the cfg file. |
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*/ |
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static uint32_t imximage_ivt_offset = UNDEFINED; |
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static uint32_t imximage_csf_size = UNDEFINED; |
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/* Initial Load Region Size */ |
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static uint32_t imximage_init_loadsize; |
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static uint32_t imximage_iram_free_start; |
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static uint32_t imximage_plugin_size; |
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static uint32_t plugin_image; |
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static set_dcd_val_t set_dcd_val; |
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static set_dcd_param_t set_dcd_param; |
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static set_dcd_rst_t set_dcd_rst; |
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static set_imx_hdr_t set_imx_hdr; |
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static uint32_t max_dcd_entries; |
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static uint32_t *header_size_ptr; |
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static uint32_t *csf_ptr; |
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static uint32_t get_cfg_value(char *token, char *name, int linenr) |
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{ |
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char *endptr; |
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uint32_t value; |
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errno = 0; |
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value = strtoul(token, &endptr, 16); |
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if (errno || (token == endptr)) { |
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fprintf(stderr, "Error: %s[%d] - Invalid hex data(%s)\n", |
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name, linenr, token); |
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exit(EXIT_FAILURE); |
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} |
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return value; |
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} |
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static uint32_t detect_imximage_version(struct imx_header *imx_hdr) |
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{ |
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imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1; |
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imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2; |
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flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr; |
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flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr; |
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|
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/* Try to detect V1 */ |
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if ((fhdr_v1->app_code_barker == APP_CODE_BARKER) && |
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(hdr_v1->dcd_table.preamble.barker == DCD_BARKER)) |
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return IMXIMAGE_V1; |
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|
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/* Try to detect V2 */ |
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if ((fhdr_v2->header.tag == IVT_HEADER_TAG) && |
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(hdr_v2->data.dcd_table.header.tag == DCD_HEADER_TAG)) |
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return IMXIMAGE_V2; |
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|
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if ((fhdr_v2->header.tag == IVT_HEADER_TAG) && |
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hdr_v2->boot_data.plugin) |
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return IMXIMAGE_V2; |
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return IMXIMAGE_VER_INVALID; |
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} |
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static void err_imximage_version(int version) |
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{ |
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fprintf(stderr, |
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"Error: Unsupported imximage version:%d\n", version); |
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exit(EXIT_FAILURE); |
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} |
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static void set_dcd_val_v1(struct imx_header *imxhdr, char *name, int lineno, |
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int fld, uint32_t value, uint32_t off) |
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{ |
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dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table; |
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switch (fld) { |
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case CFG_REG_SIZE: |
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/* Byte, halfword, word */ |
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if ((value != 1) && (value != 2) && (value != 4)) { |
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fprintf(stderr, "Error: %s[%d] - " |
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"Invalid register size " "(%d)\n", |
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name, lineno, value); |
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exit(EXIT_FAILURE); |
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} |
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dcd_v1->addr_data[off].type = value; |
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break; |
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case CFG_REG_ADDRESS: |
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dcd_v1->addr_data[off].addr = value; |
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break; |
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case CFG_REG_VALUE: |
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dcd_v1->addr_data[off].value = value; |
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break; |
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default: |
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break; |
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} |
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} |
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static struct dcd_v2_cmd *gd_last_cmd; |
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static void set_dcd_param_v2(struct imx_header *imxhdr, uint32_t dcd_len, |
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int32_t cmd) |
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{ |
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dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.data.dcd_table; |
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struct dcd_v2_cmd *d = gd_last_cmd; |
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struct dcd_v2_cmd *d2; |
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int len; |
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if (!d) |
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d = &dcd_v2->dcd_cmd; |
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d2 = d; |
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len = be16_to_cpu(d->write_dcd_command.length); |
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if (len > 4) |
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d2 = (struct dcd_v2_cmd *)(((char *)d) + len); |
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switch (cmd) { |
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case CMD_WRITE_DATA: |
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if ((d->write_dcd_command.tag == DCD_WRITE_DATA_COMMAND_TAG) && |
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(d->write_dcd_command.param == DCD_WRITE_DATA_PARAM)) |
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break; |
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d = d2; |
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d->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG; |
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d->write_dcd_command.length = cpu_to_be16(4); |
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d->write_dcd_command.param = DCD_WRITE_DATA_PARAM; |
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break; |
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case CMD_WRITE_CLR_BIT: |
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if ((d->write_dcd_command.tag == DCD_WRITE_DATA_COMMAND_TAG) && |
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(d->write_dcd_command.param == DCD_WRITE_CLR_BIT_PARAM)) |
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break; |
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d = d2; |
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d->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG; |
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d->write_dcd_command.length = cpu_to_be16(4); |
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d->write_dcd_command.param = DCD_WRITE_CLR_BIT_PARAM; |
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break; |
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case CMD_WRITE_SET_BIT: |
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if ((d->write_dcd_command.tag == DCD_WRITE_DATA_COMMAND_TAG) && |
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(d->write_dcd_command.param == DCD_WRITE_SET_BIT_PARAM)) |
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break; |
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d = d2; |
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d->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG; |
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d->write_dcd_command.length = cpu_to_be16(4); |
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d->write_dcd_command.param = DCD_WRITE_SET_BIT_PARAM; |
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break; |
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/* |
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* Check data command only supports one entry, |
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*/ |
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case CMD_CHECK_BITS_SET: |
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d = d2; |
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d->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG; |
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d->write_dcd_command.length = cpu_to_be16(4); |
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d->write_dcd_command.param = DCD_CHECK_BITS_SET_PARAM; |
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break; |
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case CMD_CHECK_BITS_CLR: |
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d = d2; |
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d->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG; |
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d->write_dcd_command.length = cpu_to_be16(4); |
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d->write_dcd_command.param = DCD_CHECK_BITS_CLR_PARAM; |
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break; |
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default: |
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break; |
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} |
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gd_last_cmd = d; |
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} |
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static void set_dcd_val_v2(struct imx_header *imxhdr, char *name, int lineno, |
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int fld, uint32_t value, uint32_t off) |
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{ |
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struct dcd_v2_cmd *d = gd_last_cmd; |
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int len; |
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len = be16_to_cpu(d->write_dcd_command.length); |
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off = (len - 4) >> 3; |
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switch (fld) { |
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case CFG_REG_ADDRESS: |
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d->addr_data[off].addr = cpu_to_be32(value); |
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break; |
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case CFG_REG_VALUE: |
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d->addr_data[off].value = cpu_to_be32(value); |
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off++; |
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d->write_dcd_command.length = cpu_to_be16((off << 3) + 4); |
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break; |
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default: |
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break; |
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} |
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} |
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/* |
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* Complete setting up the rest field of DCD of V1 |
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* such as barker code and DCD data length. |
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*/ |
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static void set_dcd_rst_v1(struct imx_header *imxhdr, uint32_t dcd_len, |
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char *name, int lineno) |
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{ |
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dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table; |
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dcd_v1->preamble.barker = DCD_BARKER; |
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dcd_v1->preamble.length = dcd_len * sizeof(dcd_type_addr_data_t); |
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} |
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/* |
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* Complete setting up the reset field of DCD of V2 |
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* such as DCD tag, version, length, etc. |
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*/ |
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static void set_dcd_rst_v2(struct imx_header *imxhdr, uint32_t dcd_len, |
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char *name, int lineno) |
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{ |
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if (!imxhdr->header.hdr_v2.boot_data.plugin) { |
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dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.data.dcd_table; |
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struct dcd_v2_cmd *d = gd_last_cmd; |
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int len; |
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if (!d) |
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d = &dcd_v2->dcd_cmd; |
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len = be16_to_cpu(d->write_dcd_command.length); |
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if (len > 4) |
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d = (struct dcd_v2_cmd *)(((char *)d) + len); |
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len = (char *)d - (char *)&dcd_v2->header; |
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dcd_v2->header.tag = DCD_HEADER_TAG; |
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dcd_v2->header.length = cpu_to_be16(len); |
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dcd_v2->header.version = DCD_VERSION; |
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} |
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} |
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static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len, |
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uint32_t entry_point, uint32_t flash_offset) |
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{ |
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imx_header_v1_t *hdr_v1 = &imxhdr->header.hdr_v1; |
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flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr; |
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dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table; |
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uint32_t hdr_base; |
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uint32_t header_length = (((char *)&dcd_v1->addr_data[dcd_len].addr) |
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- ((char *)imxhdr)); |
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/* Set magic number */ |
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fhdr_v1->app_code_barker = APP_CODE_BARKER; |
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hdr_base = entry_point - imximage_init_loadsize + flash_offset; |
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fhdr_v1->app_dest_ptr = hdr_base - flash_offset; |
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fhdr_v1->app_code_jump_vector = entry_point; |
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fhdr_v1->dcd_ptr_ptr = hdr_base + offsetof(flash_header_v1_t, dcd_ptr); |
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fhdr_v1->dcd_ptr = hdr_base + offsetof(imx_header_v1_t, dcd_table); |
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|
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/* Security feature are not supported */ |
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fhdr_v1->app_code_csf = 0; |
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fhdr_v1->super_root_key = 0; |
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header_size_ptr = (uint32_t *)(((char *)imxhdr) + header_length - 4); |
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} |
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static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len, |
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uint32_t entry_point, uint32_t flash_offset) |
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{ |
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imx_header_v2_t *hdr_v2 = &imxhdr->header.hdr_v2; |
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flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr; |
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uint32_t hdr_base; |
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/* Set magic number */ |
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fhdr_v2->header.tag = IVT_HEADER_TAG; /* 0xD1 */ |
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fhdr_v2->header.length = cpu_to_be16(sizeof(flash_header_v2_t)); |
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fhdr_v2->header.version = IVT_VERSION; /* 0x40 */ |
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if (!hdr_v2->boot_data.plugin) { |
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fhdr_v2->entry = entry_point; |
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fhdr_v2->reserved1 = 0; |
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fhdr_v2->reserved1 = 0; |
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hdr_base = entry_point - imximage_init_loadsize + |
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flash_offset; |
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fhdr_v2->self = hdr_base; |
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if (dcd_len > 0) |
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fhdr_v2->dcd_ptr = hdr_base + |
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offsetof(imx_header_v2_t, data); |
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else |
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fhdr_v2->dcd_ptr = 0; |
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fhdr_v2->boot_data_ptr = hdr_base |
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+ offsetof(imx_header_v2_t, boot_data); |
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hdr_v2->boot_data.start = entry_point - imximage_init_loadsize; |
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fhdr_v2->csf = 0; |
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header_size_ptr = &hdr_v2->boot_data.size; |
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csf_ptr = &fhdr_v2->csf; |
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} else { |
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imx_header_v2_t *next_hdr_v2; |
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flash_header_v2_t *next_fhdr_v2; |
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if (imximage_csf_size != 0) { |
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fprintf(stderr, "Error: Header v2: SECURE_BOOT is only supported in DCD mode!"); |
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exit(EXIT_FAILURE); |
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} |
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fhdr_v2->entry = imximage_iram_free_start + |
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flash_offset + sizeof(flash_header_v2_t) + |
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sizeof(boot_data_t); |
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fhdr_v2->reserved1 = 0; |
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fhdr_v2->reserved2 = 0; |
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fhdr_v2->self = imximage_iram_free_start + flash_offset; |
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fhdr_v2->dcd_ptr = 0; |
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fhdr_v2->boot_data_ptr = fhdr_v2->self + |
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offsetof(imx_header_v2_t, boot_data); |
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hdr_v2->boot_data.start = imximage_iram_free_start; |
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/* |
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* The actural size of plugin image is "imximage_plugin_size + |
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* sizeof(flash_header_v2_t) + sizeof(boot_data_t)", plus the |
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* flash_offset space.The ROM code only need to copy this size |
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* to run the plugin code. However, later when copy the whole |
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* U-Boot image to DDR, the ROM code use memcpy to copy the |
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* first part of the image, and use the storage read function |
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* to get the remaining part. This requires the dividing point |
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* must be multiple of storage sector size. Here we set the |
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* first section to be MAX_PLUGIN_CODE_SIZE(64KB) for this |
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* purpose. |
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*/ |
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hdr_v2->boot_data.size = MAX_PLUGIN_CODE_SIZE; |
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|
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/* Security feature are not supported */ |
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fhdr_v2->csf = 0; |
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next_hdr_v2 = (imx_header_v2_t *)((char *)hdr_v2 + |
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imximage_plugin_size); |
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next_fhdr_v2 = &next_hdr_v2->fhdr; |
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next_fhdr_v2->header.tag = IVT_HEADER_TAG; /* 0xD1 */ |
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next_fhdr_v2->header.length = |
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cpu_to_be16(sizeof(flash_header_v2_t)); |
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next_fhdr_v2->header.version = IVT_VERSION; /* 0x40 */ |
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|
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next_fhdr_v2->entry = entry_point; |
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hdr_base = entry_point - sizeof(struct imx_header); |
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next_fhdr_v2->reserved1 = 0; |
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next_fhdr_v2->reserved2 = 0; |
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next_fhdr_v2->self = hdr_base + imximage_plugin_size; |
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next_fhdr_v2->dcd_ptr = 0; |
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next_fhdr_v2->boot_data_ptr = next_fhdr_v2->self + |
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offsetof(imx_header_v2_t, boot_data); |
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|
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next_hdr_v2->boot_data.start = hdr_base - flash_offset; |
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|
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header_size_ptr = &next_hdr_v2->boot_data.size; |
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next_hdr_v2->boot_data.plugin = 0; |
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|
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next_fhdr_v2->csf = 0; |
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} |
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} |
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|
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static void set_hdr_func(void) |
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{ |
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switch (imximage_version) { |
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case IMXIMAGE_V1: |
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set_dcd_val = set_dcd_val_v1; |
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set_dcd_param = NULL; |
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set_dcd_rst = set_dcd_rst_v1; |
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set_imx_hdr = set_imx_hdr_v1; |
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max_dcd_entries = MAX_HW_CFG_SIZE_V1; |
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break; |
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case IMXIMAGE_V2: |
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gd_last_cmd = NULL; |
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set_dcd_val = set_dcd_val_v2; |
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set_dcd_param = set_dcd_param_v2; |
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set_dcd_rst = set_dcd_rst_v2; |
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set_imx_hdr = set_imx_hdr_v2; |
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max_dcd_entries = MAX_HW_CFG_SIZE_V2; |
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break; |
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default: |
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err_imximage_version(imximage_version); |
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break; |
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} |
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} |
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|
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static void print_hdr_v1(struct imx_header *imx_hdr) |
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{ |
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imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1; |
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flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr; |
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dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table; |
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uint32_t size, length, ver; |
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|
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size = dcd_v1->preamble.length; |
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if (size > (MAX_HW_CFG_SIZE_V1 * sizeof(dcd_type_addr_data_t))) { |
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fprintf(stderr, |
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"Error: Image corrupt DCD size %d exceed maximum %d\n", |
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(uint32_t)(size / sizeof(dcd_type_addr_data_t)), |
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MAX_HW_CFG_SIZE_V1); |
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exit(EXIT_FAILURE); |
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} |
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|
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length = dcd_v1->preamble.length / sizeof(dcd_type_addr_data_t); |
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ver = detect_imximage_version(imx_hdr); |
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|
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printf("Image Type: Freescale IMX Boot Image\n"); |
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printf("Image Ver: %x", ver); |
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printf("%s\n", get_table_entry_name(imximage_versions, NULL, ver)); |
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printf("Data Size: "); |
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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 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->data.dcd_table; |
|
uint32_t size, version, plugin; |
|
|
|
plugin = hdr_v2->boot_data.plugin; |
|
if (!plugin) { |
|
size = be16_to_cpu(dcd_v2->header.length); |
|
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("Mode: %s\n", plugin ? "PLUGIN" : "DCD"); |
|
if (!plugin) { |
|
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) { |
|
uint16_t dcdlen; |
|
int offs; |
|
|
|
dcdlen = hdr_v2->data.dcd_table.header.length; |
|
offs = (char *)&hdr_v2->data.dcd_table |
|
- (char *)hdr_v2; |
|
|
|
/* |
|
* The HAB block is the first part of the image, from |
|
* start of IVT header (fhdr_v2->self) to the start of |
|
* the CSF block (fhdr_v2->csf). So HAB size is |
|
* calculated as: |
|
* HAB_size = fhdr_v2->csf - fhdr_v2->self |
|
*/ |
|
printf("HAB Blocks: 0x%08x 0x%08x 0x%08x\n", |
|
(uint32_t)fhdr_v2->self, 0, |
|
(uint32_t)(fhdr_v2->csf - fhdr_v2->self)); |
|
printf("DCD Blocks: 0x00910000 0x%08x 0x%08x\n", |
|
offs, be16_to_cpu(dcdlen)); |
|
} |
|
} else { |
|
imx_header_v2_t *next_hdr_v2; |
|
flash_header_v2_t *next_fhdr_v2; |
|
|
|
/*First Header*/ |
|
printf("Plugin Data Size: "); |
|
genimg_print_size(hdr_v2->boot_data.size); |
|
printf("Plugin Code Size: "); |
|
genimg_print_size(imximage_plugin_size); |
|
printf("Plugin Load Address: %08x\n", hdr_v2->boot_data.start); |
|
printf("Plugin Entry Point: %08x\n", (uint32_t)fhdr_v2->entry); |
|
|
|
/*Second Header*/ |
|
next_hdr_v2 = (imx_header_v2_t *)((char *)hdr_v2 + |
|
imximage_plugin_size); |
|
next_fhdr_v2 = &next_hdr_v2->fhdr; |
|
printf("U-Boot Data Size: "); |
|
genimg_print_size(next_hdr_v2->boot_data.size); |
|
printf("U-Boot Load Address: %08x\n", |
|
next_hdr_v2->boot_data.start); |
|
printf("U-Boot Entry Point: %08x\n", |
|
(uint32_t)next_fhdr_v2->entry); |
|
} |
|
} |
|
|
|
static void copy_plugin_code(struct imx_header *imxhdr, char *plugin_file) |
|
{ |
|
int ifd; |
|
struct stat sbuf; |
|
char *plugin_buf = imxhdr->header.hdr_v2.data.plugin_code; |
|
char *ptr; |
|
|
|
ifd = open(plugin_file, O_RDONLY|O_BINARY); |
|
if (ifd < 0) { |
|
fprintf(stderr, "Can't open %s: %s\n", |
|
plugin_file, |
|
strerror(errno)); |
|
exit(EXIT_FAILURE); |
|
} |
|
|
|
if (fstat(ifd, &sbuf) < 0) { |
|
fprintf(stderr, "Can't stat %s: %s\n", |
|
plugin_file, |
|
strerror(errno)); |
|
exit(EXIT_FAILURE); |
|
} |
|
|
|
ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0); |
|
if (ptr == MAP_FAILED) { |
|
fprintf(stderr, "Can't read %s: %s\n", |
|
plugin_file, |
|
strerror(errno)); |
|
exit(EXIT_FAILURE); |
|
} |
|
|
|
if (sbuf.st_size > MAX_PLUGIN_CODE_SIZE) { |
|
printf("plugin binary size too large\n"); |
|
exit(EXIT_FAILURE); |
|
} |
|
|
|
memcpy(plugin_buf, ptr, sbuf.st_size); |
|
imximage_plugin_size = sbuf.st_size; |
|
|
|
(void) munmap((void *)ptr, sbuf.st_size); |
|
(void) close(ifd); |
|
|
|
imxhdr->header.hdr_v2.boot_data.plugin = 1; |
|
} |
|
|
|
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_WRITE_DATA: |
|
case CMD_WRITE_CLR_BIT: |
|
case CMD_WRITE_SET_BIT: |
|
case CMD_CHECK_BITS_SET: |
|
case CMD_CHECK_BITS_CLR: |
|
value = get_cfg_value(token, name, lineno); |
|
if (set_dcd_param) |
|
(*set_dcd_param)(imxhdr, dcd_len, cmd); |
|
(*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; |
|
case CMD_PLUGIN: |
|
plugin_image = 1; |
|
copy_plugin_code(imxhdr, token); |
|
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: |
|
switch(*cmd) { |
|
case CMD_WRITE_DATA: |
|
case CMD_WRITE_CLR_BIT: |
|
case CMD_WRITE_SET_BIT: |
|
case CMD_CHECK_BITS_SET: |
|
case CMD_CHECK_BITS_CLR: |
|
|
|
value = get_cfg_value(token, name, lineno); |
|
if (set_dcd_param) |
|
(*set_dcd_param)(imxhdr, *dcd_len, *cmd); |
|
(*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; |
|
case CMD_PLUGIN: |
|
value = get_cfg_value(token, name, lineno); |
|
imximage_iram_free_start = value; |
|
break; |
|
default: |
|
break; |
|
} |
|
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; |
|
size_t len; |
|
int dcd_len = 0; |
|
int32_t cmd; |
|
|
|
fd = fopen(name, "r"); |
|
if (fd == 0) { |
|
fprintf(stderr, "Error: %s - Can't open DCD 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 == NULL) |
|
continue; |
|
|
|
/* Check inside the single line */ |
|
for (fld = CFG_COMMAND, cmd = CMD_INVALID, |
|
line = token; ; line = NULL, fld++) { |
|
token = strtok_r(line, " \t", &saveptr2); |
|
if (token == NULL) |
|
break; |
|
|
|
/* Drop all text starting with '#' as comments */ |
|
if (token[0] == '#') |
|
break; |
|
|
|
parse_cfg_fld(imxhdr, &cmd, token, name, |
|
lineno, fld, &dcd_len); |
|
} |
|
|
|
} |
|
|
|
(*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 int imximage_check_image_types(uint8_t type) |
|
{ |
|
if (type == IH_TYPE_IMXIMAGE) |
|
return EXIT_SUCCESS; |
|
else |
|
return EXIT_FAILURE; |
|
} |
|
|
|
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; |
|
|
|
if (detect_imximage_version(imx_hdr) == IMXIMAGE_VER_INVALID) |
|
return -FDT_ERR_BADSTRUCTURE; |
|
|
|
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; |
|
} |
|
} |
|
|
|
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; |
|
uint32_t header_size; |
|
|
|
/* |
|
* 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 */ |
|
dcd_len = parse_cfg_file(imxhdr, params->imagename); |
|
|
|
if (imximage_version == IMXIMAGE_V1) |
|
header_size = sizeof(flash_header_v1_t); |
|
else { |
|
header_size = sizeof(flash_header_v2_t) + sizeof(boot_data_t); |
|
if (!plugin_image) |
|
header_size += sizeof(dcd_v2_t); |
|
else |
|
header_size += MAX_PLUGIN_CODE_SIZE; |
|
} |
|
|
|
if (imximage_init_loadsize < imximage_ivt_offset + header_size) |
|
imximage_init_loadsize = imximage_ivt_offset + header_size; |
|
|
|
/* Set the imx header */ |
|
(*set_imx_hdr)(imxhdr, dcd_len, params->ep, imximage_ivt_offset); |
|
|
|
/* |
|
* 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 + imximage_ivt_offset), 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 image_tool_params *params) |
|
{ |
|
if (!params) |
|
return CFG_INVALID; |
|
if (!strlen(params->imagename)) { |
|
fprintf(stderr, "Error: %s - Configuration file not specified, " |
|
"it is needed for imximage generation\n", |
|
params->cmdname); |
|
return CFG_INVALID; |
|
} |
|
/* |
|
* Check parameters: |
|
* XIP is not allowed and verify that incompatible |
|
* parameters are not sent at the same time |
|
* For example, if list is required a data image must not be provided |
|
*/ |
|
return (params->dflag && (params->fflag || params->lflag)) || |
|
(params->fflag && (params->dflag || params->lflag)) || |
|
(params->lflag && (params->dflag || params->fflag)) || |
|
(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, header_size; |
|
|
|
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); |
|
|
|
if (imximage_version == IMXIMAGE_V1) |
|
header_size = sizeof(imx_header_v1_t); |
|
else { |
|
header_size = sizeof(flash_header_v2_t) + sizeof(boot_data_t); |
|
if (!plugin_image) |
|
header_size += sizeof(dcd_v2_t); |
|
else |
|
header_size += MAX_PLUGIN_CODE_SIZE; |
|
} |
|
|
|
if (imximage_init_loadsize < imximage_ivt_offset + header_size) |
|
imximage_init_loadsize = imximage_ivt_offset + header_size; |
|
|
|
alloc_len = imximage_init_loadsize - imximage_ivt_offset; |
|
|
|
if (alloc_len < header_size) { |
|
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; |
|
|
|
return pad_len; |
|
} |
|
|
|
|
|
/* |
|
* imximage parameters |
|
*/ |
|
U_BOOT_IMAGE_TYPE( |
|
imximage, |
|
"Freescale i.MX Boot Image support", |
|
0, |
|
NULL, |
|
imximage_check_params, |
|
imximage_verify_header, |
|
imximage_print_header, |
|
imximage_set_header, |
|
NULL, |
|
imximage_check_image_types, |
|
NULL, |
|
imximage_generate |
|
);
|
|
|