OpenWrt – Blame information for rev 1
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Rev | Author | Line No. | Line |
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1 | office | 1 | # |
2 | # Copyright (C) 2014-2015 OpenWrt.org |
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3 | # |
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4 | |||
5 | linksys_get_target_firmware() { |
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6 | cur_boot_part=`/usr/sbin/fw_printenv -n boot_part` |
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7 | target_firmware="" |
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8 | if [ "$cur_boot_part" = "1" ] |
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9 | then |
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10 | # current primary boot - update alt boot |
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11 | target_firmware="kernel2" |
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12 | fw_setenv boot_part 2 |
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13 | fw_setenv bootcmd "run altnandboot" |
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14 | elif [ "$cur_boot_part" = "2" ] |
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15 | then |
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16 | # current alt boot - update primary boot |
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17 | target_firmware="kernel1" |
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18 | fw_setenv boot_part 1 |
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19 | fw_setenv bootcmd "run nandboot" |
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20 | fi |
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21 | |||
22 | # re-enable recovery so we get back if the new firmware is broken |
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23 | fw_setenv auto_recovery yes |
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24 | |||
25 | echo "$target_firmware" |
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26 | } |
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27 | |||
28 | linksys_get_root_magic() { |
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29 | (get_image "$@" | dd skip=786432 bs=4 count=1 | hexdump -v -n 4 -e '1/1 "%02x"') 2>/dev/null |
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30 | } |
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31 | |||
32 | platform_do_upgrade_linksys() { |
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33 | local magic_long="$(get_magic_long "$1")" |
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34 | |||
35 | mkdir -p /var/lock |
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36 | local part_label="$(linksys_get_target_firmware)" |
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37 | touch /var/lock/fw_printenv.lock |
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38 | |||
39 | if [ ! -n "$part_label" ] |
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40 | then |
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41 | echo "cannot find target partition" |
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42 | exit 1 |
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43 | fi |
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44 | |||
45 | local target_mtd=$(find_mtd_part $part_label) |
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46 | |||
47 | [ "$magic_long" = "73797375" ] && { |
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48 | CI_KERNPART="$part_label" |
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49 | if [ "$part_label" = "kernel1" ] |
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50 | then |
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51 | CI_UBIPART="rootfs1" |
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52 | else |
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53 | CI_UBIPART="rootfs2" |
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54 | fi |
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55 | |||
56 | nand_upgrade_tar "$1" |
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57 | } |
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58 | [ "$magic_long" = "27051956" -o "$magic_long" = "0000a0e1" ] && { |
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59 | # check firmwares' rootfs types |
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60 | local target_mtd=$(find_mtd_part $part_label) |
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61 | local oldroot="$(linksys_get_root_magic $target_mtd)" |
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62 | local newroot="$(linksys_get_root_magic "$1")" |
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63 | |||
64 | if [ "$newroot" = "55424923" -a "$oldroot" = "55424923" ] |
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65 | # we're upgrading from a firmware with UBI to one with UBI |
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66 | then |
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67 | # erase everything to be safe |
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68 | mtd erase $part_label |
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69 | get_image "$1" | mtd -n write - $part_label |
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70 | else |
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71 | get_image "$1" | mtd write - $part_label |
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72 | fi |
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73 | } |
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74 | } |
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75 | |||
76 | platform_copy_config_linksys() { |
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77 | cp -f /tmp/sysupgrade.tgz /tmp/syscfg/sysupgrade.tgz |
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78 | sync |
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79 | } |