mirror of https://github.com/hak5/openwrt.git
1113 lines
22 KiB
C
1113 lines
22 KiB
C
/*
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*
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* Copyright (C) 2007-2008 OpenWrt.org
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* Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
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*
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* This code was based on the information of the ZyXEL's firmware
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* image format written by Kolja Waschk, can be found at:
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* http://www.ixo.de/info/zyxel_uclinux
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <unistd.h> /* for unlink() */
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#include <libgen.h>
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#include <getopt.h> /* for getopt() */
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#include <stdarg.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <endian.h> /* for __BYTE_ORDER */
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#if defined(__CYGWIN__)
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# include <byteswap.h>
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#endif
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#include "zynos.h"
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#if (__BYTE_ORDER == __LITTLE_ENDIAN)
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# define HOST_TO_LE16(x) (x)
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# define HOST_TO_LE32(x) (x)
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# define LE16_TO_HOST(x) (x)
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# define LE32_TO_HOST(x) (x)
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# define HOST_TO_BE16(x) bswap_16(x)
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# define HOST_TO_BE32(x) bswap_32(x)
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# define BE16_TO_HOST(x) bswap_16(x)
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# define BE32_TO_HOST(x) bswap_32(x)
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#else
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# define HOST_TO_BE16(x) (x)
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# define HOST_TO_BE32(x) (x)
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# define BE16_TO_HOST(x) (x)
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# define BE32_TO_HOST(x) (x)
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# define HOST_TO_LE16(x) bswap_16(x)
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# define HOST_TO_LE32(x) bswap_32(x)
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# define LE16_TO_HOST(x) bswap_16(x)
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# define LE32_TO_HOST(x) bswap_32(x)
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#endif
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#define ALIGN(x,y) (((x)+((y)-1)) & ~((y)-1))
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#define MAX_NUM_BLOCKS 8
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#define MAX_ARG_COUNT 32
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#define MAX_ARG_LEN 1024
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#define FILE_BUF_LEN (16*1024)
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struct csum_state{
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int odd;
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uint32_t sum;
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uint32_t tmp;
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};
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struct fw_block {
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uint32_t align; /* alignment of this block */
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char *file_name; /* name of the file */
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uint32_t file_size; /* length of the file */
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char *mmap_name; /* name in the MMAP table */
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int type; /* block type */
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uint32_t padlen;
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uint8_t padc;
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};
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#define BLOCK_TYPE_BOOTEXT 0
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#define BLOCK_TYPE_RAW 1
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struct fw_mmap {
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uint32_t addr;
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uint32_t size;
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uint32_t user_addr;
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uint32_t user_size;
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};
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#define MMAP_DATA_SIZE 1024
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#define MMAP_ALIGN 16
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struct board_info {
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char *name; /* model name */
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char *desc; /* description */
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uint16_t vendor; /* vendor id */
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uint16_t model; /* model id */
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uint32_t flash_base; /* flash base address */
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uint32_t flash_size; /* board flash size */
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uint32_t code_start; /* code start address */
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uint32_t romio_offs; /* offset of the firmware within the flash */
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uint32_t bootext_size; /* maximum size of bootext block */
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};
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/*
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* Globals
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*/
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char *progname;
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char *ofname = NULL;
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int verblevel = 0;
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struct board_info *board = NULL;
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struct fw_block blocks[MAX_NUM_BLOCKS];
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struct fw_block *bootext_block = NULL;
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int num_blocks = 0;
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#define ADM5120_FLASH_BASE 0xBFC00000
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#define ADM5120_CODE_START 0x80008000
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/* TODO: check values for AR7 */
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#define AR7_FLASH_BASE 0xB0000000
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#define AR7_CODE_START 0x94008000
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#define ATHEROS_FLASH_BASE 0xBFC00000
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#define ATHEROS_CODE_START 0x80e00000
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#define BOARD(n, d, v, m, fb, fs, cs, fo) { \
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.name = (n), .desc=(d), \
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.vendor = (v), .model = (m), \
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.flash_base = (fb), .flash_size = (fs)<<20, \
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.code_start = (cs), .romio_offs = (fo), \
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.bootext_size = BOOTEXT_DEF_SIZE \
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}
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#define ADMBOARD1(n, d, m, fs) BOARD(n, d, ZYNOS_VENDOR_ID_ZYXEL, m, \
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ADM5120_FLASH_BASE, fs, ADM5120_CODE_START, 0x8000)
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#define ADMBOARD2(n, d, m, fs) BOARD(n, d, ZYNOS_VENDOR_ID_ZYXEL, m, \
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ADM5120_FLASH_BASE, fs, ADM5120_CODE_START, 0x10000)
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#define AR7BOARD1(n, d, m, fs) BOARD(n, d, ZYNOS_VENDOR_ID_ZYXEL, m, \
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AR7_FLASH_BASE, fs, AR7_CODE_START, 0x8000)
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#define ATHEROSBOARD1(n, d, m, fs) BOARD(n, d, ZYNOS_VENDOR_ID_ZYXEL, m, \
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ATHEROS_FLASH_BASE, fs, ATHEROS_CODE_START, 0x30000)
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static struct board_info boards[] = {
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/*
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* Infineon/ADMtek ADM5120 based boards
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*/
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ADMBOARD2("ES-2024A", "ZyXEL ES-2024A", ZYNOS_MODEL_ES_2024A, 4),
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ADMBOARD2("ES-2024PWR", "ZyXEL ES-2024PWR", ZYNOS_MODEL_ES_2024PWR, 4),
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ADMBOARD2("ES-2108", "ZyXEL ES-2108", ZYNOS_MODEL_ES_2108, 4),
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ADMBOARD2("ES-2108-F", "ZyXEL ES-2108-F", ZYNOS_MODEL_ES_2108_F, 4),
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ADMBOARD2("ES-2108-G", "ZyXEL ES-2108-G", ZYNOS_MODEL_ES_2108_G, 4),
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ADMBOARD2("ES-2108-LC", "ZyXEL ES-2108-LC", ZYNOS_MODEL_ES_2108_LC, 4),
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ADMBOARD2("ES-2108PWR", "ZyXEL ES-2108PWR", ZYNOS_MODEL_ES_2108PWR, 4),
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ADMBOARD1("HS-100", "ZyXEL HomeSafe 100", ZYNOS_MODEL_HS_100, 2),
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ADMBOARD1("HS-100W", "ZyXEL HomeSafe 100W", ZYNOS_MODEL_HS_100W, 2),
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ADMBOARD1("P-334", "ZyXEL Prestige 334", ZYNOS_MODEL_P_334, 2),
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ADMBOARD1("P-334U", "ZyXEL Prestige 334U", ZYNOS_MODEL_P_334U, 4),
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ADMBOARD1("P-334W", "ZyXEL Prestige 334W", ZYNOS_MODEL_P_334W, 2),
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ADMBOARD1("P-334WH", "ZyXEL Prestige 334WH", ZYNOS_MODEL_P_334WH, 4),
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ADMBOARD1("P-334WHD", "ZyXEL Prestige 334WHD", ZYNOS_MODEL_P_334WHD, 4),
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ADMBOARD1("P-334WT", "ZyXEL Prestige 334WT", ZYNOS_MODEL_P_334WT, 4),
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ADMBOARD1("P-335", "ZyXEL Prestige 335", ZYNOS_MODEL_P_335, 4),
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ADMBOARD1("P-335Plus", "ZyXEL Prestige 335Plus", ZYNOS_MODEL_P_335PLUS, 4),
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ADMBOARD1("P-335U", "ZyXEL Prestige 335U", ZYNOS_MODEL_P_335U, 4),
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ADMBOARD1("P-335WT", "ZyXEL Prestige 335WT", ZYNOS_MODEL_P_335WT, 4),
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{
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.name = "P-2602HW-D1A",
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.desc = "ZyXEL P-2602HW-D1A",
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.vendor = ZYNOS_VENDOR_ID_ZYXEL,
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.model = ZYNOS_MODEL_P_2602HW_D1A,
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.flash_base = AR7_FLASH_BASE,
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.flash_size = 4*1024*1024,
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.code_start = 0x94008000,
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.romio_offs = 0x20000,
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.bootext_size = BOOTEXT_DEF_SIZE,
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},
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#if 0
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/*
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* Texas Instruments AR7 based boards
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*/
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AR7BOARD1("P-660H-61", "ZyXEL P-660H-61", ZYNOS_MODEL_P_660H_61, 2),
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AR7BOARD1("P-660H-63", "ZyXEL P-660H-63", ZYNOS_MODEL_P_660H_63, 2),
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AR7BOARD1("P-660H-D1", "ZyXEL P-660H-D1", ZYNOS_MODEL_P_660H_D1, 2),
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AR7BOARD1("P-660H-D3", "ZyXEL P-660H-D3", ZYNOS_MODEL_P_660H_D3, 2),
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AR7BOARD1("P-660HW-61", "ZyXEL P-660HW-61", ZYNOS_MODEL_P_660HW_61, 2),
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AR7BOARD1("P-660HW-63", "ZyXEL P-660HW-63", ZYNOS_MODEL_P_660HW_63, 2),
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AR7BOARD1("P-660HW-67", "ZyXEL P-660HW-67", ZYNOS_MODEL_P_660HW_67, 2),
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AR7BOARD1("P-660HW-D1", "ZyXEL P-660HW-D1", ZYNOS_MODEL_P_660HW_D1, 2),
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AR7BOARD1("P-660HW-D3", "ZyXEL P-660HW-D3", ZYNOS_MODEL_P_660HW_D3, 2),
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AR7BOARD1("P-660R-61", "ZyXEL P-660R-61", ZYNOS_MODEL_P_660R_61, 2),
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AR7BOARD1("P-660R-61C", "ZyXEL P-660R-61C", ZYNOS_MODEL_P_660R_61C, 2),
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AR7BOARD1("P-660R-63", "ZyXEL P-660R-63", ZYNOS_MODEL_P_660R_63, 2),
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AR7BOARD1("P-660R-63C", "ZyXEL P-660R-63C", ZYNOS_MODEL_P_660R_63C, 2),
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AR7BOARD1("P-660R-67", "ZyXEL P-660R-67", ZYNOS_MODEL_P_660R_67, 2),
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AR7BOARD1("P-660R-D1", "ZyXEL P-660R-D1", ZYNOS_MODEL_P_660R_D1, 2),
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AR7BOARD1("P-660R-D3", "ZyXEL P-660R-D3", ZYNOS_MODEL_P_660R_D3, 2),
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#endif
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{
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.name = "O2SURF",
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.desc = "O2 DSL Surf & Phone",
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.vendor = ZYNOS_VENDOR_ID_O2,
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.model = ZYNOS_MODEL_O2SURF,
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.flash_base = AR7_FLASH_BASE,
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.flash_size = 8*1024*1024,
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.code_start = 0x94014000,
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.romio_offs = 0x40000,
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.bootext_size = BOOTEXT_DEF_SIZE,
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},
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/*
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:x
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*/
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ATHEROSBOARD1("NBG-318S", "ZyXEL NBG-318S", ZYNOS_MODEL_NBG_318S, 4),
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{.name = NULL}
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};
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/*
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* Message macros
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*/
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#define ERR(fmt, ...) do { \
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fflush(0); \
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fprintf(stderr, "[%s] *** error: " fmt "\n", \
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progname, ## __VA_ARGS__ ); \
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} while (0)
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#define ERRS(fmt, ...) do { \
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int save = errno; \
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fflush(0); \
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fprintf(stderr, "[%s] *** error: " fmt ", %s\n", \
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progname, ## __VA_ARGS__, strerror(save)); \
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} while (0)
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#define WARN(fmt, ...) do { \
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fprintf(stderr, "[%s] *** warning: " fmt "\n", \
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progname, ## __VA_ARGS__ ); \
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} while (0)
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#define DBG(lev, fmt, ...) do { \
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if (verblevel < lev) \
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break;\
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fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
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} while (0)
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#define ERR_FATAL -1
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#define ERR_INVALID_IMAGE -2
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/*
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* Helper routines
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*/
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void
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usage(int status)
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{
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FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
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struct board_info *board;
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fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
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fprintf(stream,
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"\n"
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"Options:\n"
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" -B <board> create image for the board specified with <board>.\n"
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" valid <board> values:\n"
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);
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for (board = boards; board->name != NULL; board++){
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fprintf(stream,
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" %-12s= %s\n",
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board->name, board->desc);
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};
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fprintf(stream,
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" -b <file>[:<align>]\n"
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" add boot extension block to the image\n"
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" -r <file>[:<align>]\n"
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" add raw block to the image\n"
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" -o <file> write output to the file <file>\n"
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" -h show this screen\n"
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);
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exit(status);
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}
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/*
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* argument parsing
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*/
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int
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str2u32(char *arg, uint32_t *val)
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{
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char *err = NULL;
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uint32_t t;
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errno=0;
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t = strtoul(arg, &err, 0);
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if (errno || (err==arg) || ((err != NULL) && *err)) {
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return -1;
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}
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*val = t;
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return 0;
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}
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int
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str2u16(char *arg, uint16_t *val)
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{
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char *err = NULL;
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uint32_t t;
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errno=0;
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t = strtoul(arg, &err, 0);
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if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x10000)) {
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return -1;
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}
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*val = t & 0xFFFF;
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return 0;
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}
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int
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str2u8(char *arg, uint8_t *val)
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{
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char *err = NULL;
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uint32_t t;
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errno=0;
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t = strtoul(arg, &err, 0);
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if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x100)) {
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return -1;
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}
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*val = t & 0xFF;
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return 0;
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}
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int
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str2sig(char *arg, uint32_t *sig)
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{
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if (strlen(arg) != 4)
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return -1;
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*sig = arg[0] | (arg[1] << 8) | (arg[2] << 16) | (arg[3] << 24);
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return 0;
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}
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int
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parse_arg(char *arg, char *buf, char *argv[])
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{
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int res = 0;
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size_t argl;
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char *tok;
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char **ap = &buf;
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int i;
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memset(argv, 0, MAX_ARG_COUNT * sizeof(void *));
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if ((arg == NULL)) {
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/* no arguments */
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return 0;
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}
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argl = strlen(arg);
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if (argl == 0) {
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/* no arguments */
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return 0;
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}
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if (argl >= MAX_ARG_LEN) {
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/* argument is too long */
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argl = MAX_ARG_LEN-1;
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}
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memcpy(buf, arg, argl);
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buf[argl] = '\0';
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for (i = 0; i < MAX_ARG_COUNT; i++) {
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tok = strsep(ap, ":");
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if (tok == NULL) {
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break;
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}
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#if 0
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else if (tok[0] == '\0') {
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break;
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}
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#endif
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argv[i] = tok;
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res++;
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}
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return res;
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}
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int
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required_arg(char c, char *arg)
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{
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if (arg == NULL || *arg != '-')
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return 0;
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ERR("option -%c requires an argument\n", c);
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return -1;
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}
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int
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is_empty_arg(char *arg)
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{
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int ret = 1;
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if (arg != NULL) {
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if (*arg) ret = 0;
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};
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return ret;
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}
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void
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csum_init(struct csum_state *css)
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{
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css->odd = 0;
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css->sum = 0;
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css->tmp = 0;
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}
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void
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csum_update(uint8_t *p, uint32_t len, struct csum_state *css)
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{
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if (len == 0)
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return;
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if (css->odd) {
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css->sum += (css->tmp << 8) + p[0];
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if (css->sum > 0xFFFF) {
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css->sum += 1;
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css->sum &= 0xFFFF;
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}
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css->odd = 0;
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len--;
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p++;
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}
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for ( ; len > 1; len -= 2, p +=2 ) {
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css->sum += (p[0] << 8) + p[1];
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if (css->sum > 0xFFFF) {
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css->sum += 1;
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css->sum &= 0xFFFF;
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}
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}
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if (len == 1){
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css->tmp = p[0];
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css->odd = 1;
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}
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}
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uint16_t
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csum_get(struct csum_state *css)
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{
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char pad = 0;
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csum_update(&pad, 1, css);
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return css->sum;
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}
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uint16_t
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csum_buf(uint8_t *p, uint32_t len)
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{
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struct csum_state css;
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|
|
csum_init(&css);
|
|
csum_update(p, len, &css);
|
|
return csum_get(&css);
|
|
|
|
}
|
|
|
|
/*
|
|
* routines to write data to the output file
|
|
*/
|
|
int
|
|
write_out_data(FILE *outfile, uint8_t *data, size_t len,
|
|
struct csum_state *css)
|
|
{
|
|
errno = 0;
|
|
|
|
fwrite(data, len, 1, outfile);
|
|
if (errno) {
|
|
ERR("unable to write output file");
|
|
return -1;
|
|
}
|
|
|
|
if (css) {
|
|
csum_update(data, len, css);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_padding(FILE *outfile, size_t len, uint8_t padc,
|
|
struct csum_state *css)
|
|
{
|
|
uint8_t buf[512];
|
|
size_t buflen = sizeof(buf);
|
|
|
|
memset(buf, padc, buflen);
|
|
while (len > 0) {
|
|
if (len < buflen)
|
|
buflen = len;
|
|
|
|
if (write_out_data(outfile, buf, buflen, css))
|
|
return -1;
|
|
|
|
len -= buflen;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_data_align(FILE *outfile, uint8_t *data, size_t len, size_t align,
|
|
struct csum_state *css)
|
|
{
|
|
size_t padlen;
|
|
int res;
|
|
|
|
res = write_out_data(outfile, data, len, css);
|
|
if (res)
|
|
return res;
|
|
|
|
padlen = ALIGN(len,align) - len;
|
|
res = write_out_padding(outfile, padlen, 0xFF, css);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_header(FILE *outfile, struct zyn_rombin_hdr *hdr)
|
|
{
|
|
struct zyn_rombin_hdr t;
|
|
|
|
errno = 0;
|
|
if (fseek(outfile, 0, SEEK_SET) != 0) {
|
|
ERRS("fseek failed on output file");
|
|
return -1;
|
|
}
|
|
|
|
/* setup temporary header fields */
|
|
memset(&t, 0, sizeof(t));
|
|
t.addr = HOST_TO_BE32(hdr->addr);
|
|
memcpy(&t.sig, ROMBIN_SIGNATURE, ROMBIN_SIG_LEN);
|
|
t.type = hdr->type;
|
|
t.flags = hdr->flags;
|
|
t.osize = HOST_TO_BE32(hdr->osize);
|
|
t.csize = HOST_TO_BE32(hdr->csize);
|
|
t.ocsum = HOST_TO_BE16(hdr->ocsum);
|
|
t.ccsum = HOST_TO_BE16(hdr->ccsum);
|
|
t.mmap_addr = HOST_TO_BE32(hdr->mmap_addr);
|
|
|
|
DBG(2, "hdr.addr = 0x%08x", hdr->addr);
|
|
DBG(2, "hdr.type = 0x%02x", hdr->type);
|
|
DBG(2, "hdr.osize = 0x%08x", hdr->osize);
|
|
DBG(2, "hdr.csize = 0x%08x", hdr->csize);
|
|
DBG(2, "hdr.flags = 0x%02x", hdr->flags);
|
|
DBG(2, "hdr.ocsum = 0x%04x", hdr->ocsum);
|
|
DBG(2, "hdr.ccsum = 0x%04x", hdr->ccsum);
|
|
DBG(2, "hdr.mmap_addr = 0x%08x", hdr->mmap_addr);
|
|
|
|
return write_out_data(outfile, (uint8_t *)&t, sizeof(t), NULL);
|
|
}
|
|
|
|
|
|
int
|
|
write_out_mmap(FILE *outfile, struct fw_mmap *mmap, struct csum_state *css)
|
|
{
|
|
struct zyn_mmt_hdr *mh;
|
|
uint8_t buf[MMAP_DATA_SIZE];
|
|
uint32_t user_size;
|
|
char *data;
|
|
int res;
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
|
|
mh = (struct zyn_mmt_hdr *)buf;
|
|
|
|
/* TODO: needs to recreate the memory map too? */
|
|
mh->count=0;
|
|
|
|
/* Build user data section */
|
|
data = buf+sizeof(*mh);
|
|
data += sprintf(data, "Vendor 1 %d", board->vendor);
|
|
*data++ = '\0';
|
|
data += sprintf(data, "Model 1 %d", BE16_TO_HOST(board->model));
|
|
*data++ = '\0';
|
|
/* TODO: make hardware version configurable? */
|
|
data += sprintf(data, "HwVerRange 2 %d %d", 0, 0);
|
|
*data++ = '\0';
|
|
|
|
user_size = (uint8_t *)data - buf;
|
|
mh->user_start= HOST_TO_BE32(mmap->addr+sizeof(*mh));
|
|
mh->user_end= HOST_TO_BE32(mmap->addr+user_size);
|
|
mh->csum = HOST_TO_BE16(csum_buf(buf+sizeof(*mh), user_size));
|
|
|
|
res = write_out_data(outfile, buf, sizeof(buf), css);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
block_stat_file(struct fw_block *block)
|
|
{
|
|
struct stat st;
|
|
int res;
|
|
|
|
if (block->file_name == NULL)
|
|
return 0;
|
|
|
|
res = stat(block->file_name, &st);
|
|
if (res){
|
|
ERRS("stat failed on %s", block->file_name);
|
|
return res;
|
|
}
|
|
|
|
block->file_size = st.st_size;
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
read_magic(uint16_t *magic)
|
|
{
|
|
FILE *f;
|
|
int res;
|
|
|
|
errno = 0;
|
|
f = fopen(bootext_block->file_name,"r");
|
|
if (errno) {
|
|
ERRS("unable to open file: %s", bootext_block->file_name);
|
|
return -1;
|
|
}
|
|
|
|
errno = 0;
|
|
fread(magic, 2, 1, f);
|
|
if (errno != 0) {
|
|
ERRS("unable to read from file: %s", bootext_block->file_name);
|
|
res = -1;
|
|
goto err;
|
|
}
|
|
|
|
res = 0;
|
|
|
|
err:
|
|
fclose(f);
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_file(FILE *outfile, char *name, size_t len, struct csum_state *css)
|
|
{
|
|
char buf[FILE_BUF_LEN];
|
|
size_t buflen = sizeof(buf);
|
|
FILE *f;
|
|
int res;
|
|
|
|
DBG(2, "writing out file, name=%s, len=%d",
|
|
name, len);
|
|
|
|
errno = 0;
|
|
f = fopen(name,"r");
|
|
if (errno) {
|
|
ERRS("unable to open file: %s", name);
|
|
return -1;
|
|
}
|
|
|
|
while (len > 0) {
|
|
if (len < buflen)
|
|
buflen = len;
|
|
|
|
/* read data from source file */
|
|
errno = 0;
|
|
fread(buf, buflen, 1, f);
|
|
if (errno != 0) {
|
|
ERRS("unable to read from file: %s",name);
|
|
res = -1;
|
|
break;
|
|
}
|
|
|
|
res = write_out_data(outfile, buf, buflen, css);
|
|
if (res)
|
|
break;
|
|
|
|
len -= buflen;
|
|
}
|
|
|
|
fclose(f);
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_block(FILE *outfile, struct fw_block *block, struct csum_state *css)
|
|
{
|
|
int res;
|
|
|
|
if (block == NULL)
|
|
return 0;
|
|
|
|
if (block->file_name == NULL)
|
|
return 0;
|
|
|
|
if (block->file_size == 0)
|
|
return 0;
|
|
|
|
res = write_out_file(outfile, block->file_name,
|
|
block->file_size, css);
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_image(FILE *outfile)
|
|
{
|
|
struct fw_block *block;
|
|
struct fw_mmap mmap;
|
|
struct zyn_rombin_hdr hdr;
|
|
struct csum_state css;
|
|
int i, res;
|
|
uint32_t offset;
|
|
uint32_t padlen;
|
|
uint16_t csum;
|
|
uint16_t t;
|
|
|
|
/* setup header fields */
|
|
memset(&hdr, 0, sizeof(hdr));
|
|
hdr.addr = board->code_start;
|
|
hdr.type = OBJECT_TYPE_BOOTEXT;
|
|
hdr.flags = ROMBIN_FLAG_OCSUM;
|
|
|
|
offset = board->romio_offs;
|
|
|
|
res = write_out_header(outfile, &hdr);
|
|
if (res)
|
|
return res;
|
|
|
|
offset += sizeof(hdr);
|
|
|
|
csum_init(&css);
|
|
res = write_out_block(outfile, bootext_block, &css);
|
|
if (res)
|
|
return res;
|
|
|
|
offset += bootext_block->file_size;
|
|
if (offset > (board->romio_offs + board->bootext_size)) {
|
|
ERR("bootext file '%s' is too big", bootext_block->file_name);
|
|
return -1;
|
|
}
|
|
|
|
padlen = ALIGN(offset, MMAP_ALIGN) - offset;
|
|
res = write_out_padding(outfile, padlen, 0xFF, &css);
|
|
if (res)
|
|
return res;
|
|
|
|
offset += padlen;
|
|
|
|
mmap.addr = board->flash_base + offset;
|
|
res = write_out_mmap(outfile, &mmap, &css);
|
|
if (res)
|
|
return res;
|
|
|
|
offset += MMAP_DATA_SIZE;
|
|
|
|
if ((offset - board->romio_offs) < board->bootext_size) {
|
|
padlen = board->romio_offs + board->bootext_size - offset;
|
|
res = write_out_padding(outfile, padlen, 0xFF, &css);
|
|
if (res)
|
|
return res;
|
|
offset += padlen;
|
|
|
|
DBG(2, "bootext end at %08x", offset);
|
|
}
|
|
|
|
for (i = 0; i < num_blocks; i++) {
|
|
block = &blocks[i];
|
|
|
|
if (block->type == BLOCK_TYPE_BOOTEXT)
|
|
continue;
|
|
|
|
padlen = ALIGN(offset, block->align) - offset;
|
|
res = write_out_padding(outfile, padlen, 0xFF, &css);
|
|
if (res)
|
|
return res;
|
|
offset += padlen;
|
|
|
|
res = write_out_block(outfile, block, &css);
|
|
if (res)
|
|
return res;
|
|
offset += block->file_size;
|
|
}
|
|
|
|
padlen = ALIGN(offset, 4) - offset;
|
|
res = write_out_padding(outfile, padlen, 0xFF, &css);
|
|
if (res)
|
|
return res;
|
|
offset += padlen;
|
|
|
|
csum = csum_get(&css);
|
|
hdr.mmap_addr = mmap.addr;
|
|
hdr.osize = 2;
|
|
|
|
res = read_magic(&hdr.ocsum);
|
|
if (res)
|
|
return res;
|
|
hdr.ocsum = BE16_TO_HOST(hdr.ocsum);
|
|
|
|
if (csum <= hdr.ocsum)
|
|
t = hdr.ocsum - csum;
|
|
else
|
|
t = hdr.ocsum - csum - 1;
|
|
|
|
DBG(2, "ocsum=%04x, csum=%04x, fix=%04x", hdr.ocsum, csum, t);
|
|
|
|
t = HOST_TO_BE16(t);
|
|
res = write_out_data(outfile, (uint8_t *)&t, 2, NULL);
|
|
if (res)
|
|
return res;
|
|
|
|
|
|
res = write_out_header(outfile, &hdr);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
struct board_info *
|
|
find_board(char *name)
|
|
{
|
|
struct board_info *ret;
|
|
struct board_info *board;
|
|
|
|
ret = NULL;
|
|
for (board = boards; board->name != NULL; board++){
|
|
if (strcasecmp(name, board->name) == 0) {
|
|
ret = board;
|
|
break;
|
|
}
|
|
};
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
int
|
|
parse_opt_board(char ch, char *arg)
|
|
{
|
|
|
|
DBG(1,"parsing board option: -%c %s", ch, arg);
|
|
|
|
if (board != NULL) {
|
|
ERR("only one board option allowed");
|
|
return -1;
|
|
}
|
|
|
|
if (required_arg(ch, arg))
|
|
return -1;
|
|
|
|
board = find_board(arg);
|
|
if (board == NULL){
|
|
ERR("invalid/unknown board specified: %s", arg);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
parse_opt_ofname(char ch, char *arg)
|
|
{
|
|
|
|
if (ofname != NULL) {
|
|
ERR("only one output file allowed");
|
|
return -1;
|
|
}
|
|
|
|
if (required_arg(ch, arg))
|
|
return -1;
|
|
|
|
ofname = arg;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
parse_opt_block(char ch, char *arg)
|
|
{
|
|
char buf[MAX_ARG_LEN];
|
|
char *argv[MAX_ARG_COUNT];
|
|
int argc;
|
|
char *p;
|
|
struct fw_block *block;
|
|
int i;
|
|
|
|
if ( num_blocks >= MAX_NUM_BLOCKS ) {
|
|
ERR("too many blocks specified");
|
|
return -1;
|
|
}
|
|
|
|
block = &blocks[num_blocks++];
|
|
|
|
/* setup default field values */
|
|
block->padc = 0xFF;
|
|
|
|
switch(ch) {
|
|
case 'b':
|
|
if (bootext_block) {
|
|
ERR("only one boot extension block allowed");
|
|
break;
|
|
}
|
|
block->type = BLOCK_TYPE_BOOTEXT;
|
|
bootext_block = block;
|
|
break;
|
|
case 'r':
|
|
block->type = BLOCK_TYPE_RAW;
|
|
break;
|
|
}
|
|
|
|
argc = parse_arg(arg, buf, argv);
|
|
|
|
i = 0;
|
|
p = argv[i++];
|
|
if (is_empty_arg(p)) {
|
|
ERR("no file specified in %s", arg);
|
|
return -1;
|
|
} else {
|
|
block->file_name = strdup(p);
|
|
if (block->file_name == NULL) {
|
|
ERR("not enough memory");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (block->type == BLOCK_TYPE_BOOTEXT)
|
|
return 0;
|
|
|
|
p = argv[i++];
|
|
if (!is_empty_arg(p)) {
|
|
if (str2u32(p, &block->align) != 0) {
|
|
ERR("invalid block align in %s", arg);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
calc_block_offsets(int type, uint32_t *offset)
|
|
{
|
|
struct fw_block *block;
|
|
uint32_t next_offs;
|
|
uint32_t avail;
|
|
int i, res;
|
|
|
|
DBG(1,"calculating block offsets, starting with %lu",
|
|
*offset);
|
|
|
|
res = 0;
|
|
for (i = 0; i < num_blocks; i++) {
|
|
block = &blocks[i];
|
|
|
|
if (block->type != type)
|
|
continue;
|
|
|
|
next_offs = ALIGN(*offset, block->align);
|
|
avail = board->flash_size - board->romio_offs - next_offs;
|
|
if (next_offs + block->file_size > avail) {
|
|
ERR("file %s is too big, offset = %u, size=%u,"
|
|
" align = %u", block->file_name,
|
|
(unsigned)next_offs,
|
|
(unsigned)block->file_size,
|
|
(unsigned)block->align);
|
|
res = -1;
|
|
break;
|
|
}
|
|
|
|
block->padlen = next_offs - *offset;
|
|
*offset += block->file_size;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
int
|
|
process_blocks(void)
|
|
{
|
|
struct fw_block *block;
|
|
uint32_t offset;
|
|
int i;
|
|
int res;
|
|
|
|
/* collecting file stats */
|
|
for (i = 0; i < num_blocks; i++) {
|
|
block = &blocks[i];
|
|
res = block_stat_file(block);
|
|
if (res)
|
|
return res;
|
|
}
|
|
|
|
offset = board->romio_offs + bootext_block->file_size;
|
|
res = calc_block_offsets(BLOCK_TYPE_RAW, &offset);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
int optinvalid = 0; /* flag for invalid option */
|
|
int c;
|
|
int res = EXIT_FAILURE;
|
|
|
|
FILE *outfile;
|
|
|
|
progname=basename(argv[0]);
|
|
|
|
opterr = 0; /* could not print standard getopt error messages */
|
|
while ( 1 ) {
|
|
optinvalid = 0;
|
|
|
|
c = getopt(argc, argv, "b:B:ho:r:v");
|
|
if (c == -1)
|
|
break;
|
|
|
|
switch (c) {
|
|
case 'b':
|
|
case 'r':
|
|
optinvalid = parse_opt_block(c,optarg);
|
|
break;
|
|
case 'B':
|
|
optinvalid = parse_opt_board(c,optarg);
|
|
break;
|
|
case 'o':
|
|
optinvalid = parse_opt_ofname(c,optarg);
|
|
break;
|
|
case 'v':
|
|
verblevel++;
|
|
break;
|
|
case 'h':
|
|
usage(EXIT_SUCCESS);
|
|
break;
|
|
default:
|
|
optinvalid = 1;
|
|
break;
|
|
}
|
|
if (optinvalid != 0 ) {
|
|
ERR("invalid option: -%c", optopt);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (board == NULL) {
|
|
ERR("no board specified");
|
|
goto out;
|
|
}
|
|
|
|
if (ofname == NULL) {
|
|
ERR("no output file specified");
|
|
goto out;
|
|
}
|
|
|
|
if (optind < argc) {
|
|
ERR("invalid option: %s", argv[optind]);
|
|
goto out;
|
|
}
|
|
|
|
if (process_blocks() != 0) {
|
|
goto out;
|
|
}
|
|
|
|
outfile = fopen(ofname, "w");
|
|
if (outfile == NULL) {
|
|
ERRS("could not open \"%s\" for writing", ofname);
|
|
goto out;
|
|
}
|
|
|
|
if (write_out_image(outfile) != 0)
|
|
goto out_flush;
|
|
|
|
DBG(1,"Image file %s completed.", ofname);
|
|
|
|
res = EXIT_SUCCESS;
|
|
|
|
out_flush:
|
|
fflush(outfile);
|
|
fclose(outfile);
|
|
if (res != EXIT_SUCCESS) {
|
|
unlink(ofname);
|
|
}
|
|
out:
|
|
return res;
|
|
}
|