tools/squashfskit: fix version detection on non-linux system
[openwrt/staging/wigyori.git] / scripts / om-fwupgradecfg-gen.sh
1 #!/bin/sh
2 #
3 # Copyright (C) 2011 OpenWrt.org
4 #
5 # This is free software, licensed under the GNU General Public License v2.
6 # See /LICENSE for more information.
7 #
8
9 usage() {
10 echo "Usage: $0 <OM2P|OM5P|OM5PAC|MR600|MR900|MR1750|A60|A42|A62> <out file path> <kernel path> <rootfs path>"
11 rm -f $CFG_OUT
12 exit 1
13 }
14
15 [ "$#" -lt 4 ] && usage
16
17 CE_TYPE=$1
18 CFG_OUT=$2
19 KERNEL_PATH=$3
20 ROOTFS_PATH=$4
21
22 case $CE_TYPE in
23 OM2P)
24 MAX_PART_SIZE=7168
25 KERNEL_FLASH_ADDR=0x1c0000
26 FLASH_BS=262144
27 MD5_SKIP_BLOCKS=4
28 SIZE_FACTOR=1
29 SIZE_FORMAT="%d"
30 ;;
31 OM5P|OM5PAC|MR600|MR900|MR1750|A60)
32 MAX_PART_SIZE=7808
33 KERNEL_FLASH_ADDR=0xb0000
34 FLASH_BS=65536
35 MD5_SKIP_BLOCKS=4
36 SIZE_FACTOR=1
37 SIZE_FORMAT="%d"
38 ;;
39 A42)
40 MAX_PART_SIZE=15616
41 KERNEL_FLASH_ADDR=0x180000
42 FLASH_BS=65536
43 MD5_SKIP_BLOCKS=4
44 SIZE_FACTOR=1024
45 SIZE_FORMAT="0x%08x"
46 ;;
47 A62)
48 MAX_PART_SIZE=15552
49 KERNEL_FLASH_ADDR=0x1a0000
50 FLASH_BS=65536
51 MD5_SKIP_BLOCKS=4
52 SIZE_FACTOR=1024
53 SIZE_FORMAT="0x%08x"
54 ;;
55 *)
56 echo "Error - unsupported ce type: $CE_TYPE"
57 exit 1
58 ;;
59 esac
60
61 CHECK_BS=65536
62
63 KERNEL_SIZE=$(stat -c%s "$KERNEL_PATH")
64 KERNEL_MD5=$(mkhash md5 $KERNEL_PATH)
65 KERNEL_SHA256=$(mkhash sha256 $KERNEL_PATH)
66 KERNEL_PART_SIZE_KB=$(size=$(($KERNEL_SIZE / $FLASH_BS)); [ $(($size * $FLASH_BS)) -lt $KERNEL_SIZE ] && size=$(($size + 1)); echo $(($size * $FLASH_BS / 1024)))
67 KERNEL_PART_SIZE=$(printf $SIZE_FORMAT $(($KERNEL_PART_SIZE_KB * $SIZE_FACTOR)))
68
69 ROOTFS_FLASH_ADDR=$(addr=$(($KERNEL_FLASH_ADDR + ($KERNEL_PART_SIZE_KB * 1024))); printf "0x%x" $addr)
70 ROOTFS_SIZE=$(stat -c%s "$ROOTFS_PATH")
71 ROOTFS_CHECK_BLOCKS=$((($ROOTFS_SIZE / $CHECK_BS) - $MD5_SKIP_BLOCKS))
72 ROOTFS_MD5=$(dd if=$ROOTFS_PATH bs=$CHECK_BS count=$ROOTFS_CHECK_BLOCKS 2>&- | mkhash md5)
73 ROOTFS_MD5_FULL=$(mkhash md5 $ROOTFS_PATH)
74 ROOTFS_SHA256_FULL=$(mkhash sha256 $ROOTFS_PATH)
75 ROOTFS_CHECK_SIZE=$(printf '0x%x' $(($ROOTFS_CHECK_BLOCKS * $CHECK_BS)))
76 ROOTFS_PART_SIZE_KB=$(($MAX_PART_SIZE - $KERNEL_PART_SIZE_KB))
77 ROOTFS_PART_SIZE=$(printf $SIZE_FORMAT $(($ROOTFS_PART_SIZE_KB * $SIZE_FACTOR)))
78
79 cat << EOF > $CFG_OUT
80 [vmlinux]
81 filename=kernel
82 md5sum=$KERNEL_MD5
83 filemd5sum=$KERNEL_MD5
84 filesha256sum=$KERNEL_SHA256
85 flashaddr=$KERNEL_FLASH_ADDR
86 checksize=0x0
87 cmd_success=setenv bootseq 1,2; setenv kernel_size_1 $KERNEL_PART_SIZE; saveenv
88 cmd_fail=reset
89
90 [rootfs]
91 filename=rootfs
92 md5sum=$ROOTFS_MD5
93 filemd5sum=$ROOTFS_MD5_FULL
94 filesha256sum=$ROOTFS_SHA256_FULL
95 flashaddr=$ROOTFS_FLASH_ADDR
96 checksize=$ROOTFS_CHECK_SIZE
97 cmd_success=setenv bootseq 1,2; setenv kernel_size_1 $KERNEL_PART_SIZE; setenv rootfs_size_1 $ROOTFS_PART_SIZE; saveenv
98 cmd_fail=reset
99 EOF