brcm47xx: Fix sysupgrade with E1200v1

[openwrt/openwrt.git] / target / linux / brcm47xx / base-files / lib / upgrade / platform.sh

diff --git a/target/linux/brcm47xx/base-files/lib/upgrade/platform.sh b/target/linux/brcm47xx/base-files/lib/upgrade/platform.sh
index d216ca4d04e3f7dd5ff7d5a32d2e6c0cbc60333e..f64e19b2135aa501016fc3875e6632f4256ed225 100644 (file)
--- a/target/linux/brcm47xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/brcm47xx/base-files/lib/upgrade/platform.sh
@@ -1,5 +1,58 @@
 PART_NAME=firmware
 
+# $(1): file to read magic from
+# $(2): offset in bytes
+get_magic_long_at() {
+       dd if="$1" skip=$2 bs=1 count=4 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+platform_expected_image() {
+       local machine=$(board_name)
+
+       case "$machine" in
+               "Netgear WGR614 V8")    echo "chk U12H072T00_NETGEAR"; return;;
+               "Netgear WGR614 V9")    echo "chk U12H094T00_NETGEAR"; return;;
+               "Netgear WGR614 V10")   echo "chk U12H139T01_NETGEAR"; return;;
+               "Netgear WN2500RP V1")  echo "chk U12H197T00_NETGEAR"; return;;
+               "Netgear WN2500RP V2")  echo "chk U12H294T00_NETGEAR"; return;;
+               "Netgear WNDR3300")     echo "chk U12H093T00_NETGEAR"; return;;
+               "Netgear WNDR3400 V1")  echo "chk U12H155T00_NETGEAR"; return;;
+               "Netgear WNDR3400 V2")  echo "chk U12H187T00_NETGEAR"; return;;
+               "Netgear WNDR3400 V3")  echo "chk U12H208T00_NETGEAR"; return;;
+               "Netgear WNDR3400 Vcna")        echo "chk U12H155T01_NETGEAR"; return;;
+               "Netgear WNDR3700 V3")  echo "chk U12H194T00_NETGEAR"; return;;
+               "Netgear WNDR4000")     echo "chk U12H181T00_NETGEAR"; return;;
+               "Netgear WNDR4500 V1")  echo "chk U12H189T00_NETGEAR"; return;;
+               "Netgear WNDR4500 V2")  echo "chk U12H224T00_NETGEAR"; return;;
+               "Netgear WNR2000 V2")   echo "chk U12H114T00_NETGEAR"; return;;
+               "Netgear WNR3500L")     echo "chk U12H136T99_NETGEAR"; return;;
+               "Netgear WNR3500U")     echo "chk U12H136T00_NETGEAR"; return;;
+               "Netgear WNR3500 V2")   echo "chk U12H127T00_NETGEAR"; return;;
+               "Netgear WNR3500 V2vc") echo "chk U12H127T70_NETGEAR"; return;;
+               "Netgear WNR834B V2")   echo "chk U12H081T00_NETGEAR"; return;;
+               "Linksys E900 V1")      echo "cybertan E900"; return;;
+               "Linksys E1000 V1")     echo "cybertan E100"; return;;
+               "Linksys E1000 V2")     echo "cybertan E100"; return;;
+               "Linksys E1000 V2.1")   echo "cybertan E100"; return;;
+               "Linksys E1200 V1")     echo "cybetran E120"; return;;
+               "Linksys E1200 V2")     echo "cybertan E122"; return;;
+               "Linksys E2000 V1")     echo "cybertan 32XN"; return;;
+               "Linksys E3000 V1")     echo "cybertan 61XN"; return;;
+               "Linksys E3200 V1")     echo "cybertan 3200"; return;;
+               "Linksys E4200 V1")     echo "cybertan 4200"; return;;
+               "Linksys WRT150N V1.1") echo "cybertan N150"; return;;
+               "Linksys WRT150N V1")   echo "cybertan N150"; return;;
+               "Linksys WRT160N V1")   echo "cybertan N150"; return;;
+               "Linksys WRT160N V3")   echo "cybertan N150"; return;;
+               "Linksys WRT300N V1")   echo "cybertan EWCB"; return;;
+               "Linksys WRT300N V1.1") echo "cybertan EWC2"; return;;
+               "Linksys WRT310N V1")   echo "cybertan 310N"; return;;
+               "Linksys WRT310N V2")   echo "cybertan 310N"; return;;
+               "Linksys WRT610N V1")   echo "cybertan 610N"; return;;
+               "Linksys WRT610N V2")   echo "cybertan 610N"; return;;
+       esac
+}
+
 brcm47xx_identify() {
        local magic
 
@@ -15,6 +68,12 @@ brcm47xx_identify() {
                        ;;
        esac
 
+       magic=$(get_magic_long_at "$1" 14)
+       [ "$magic" = "55324e44" ] && {
+               echo "cybertan"
+               return
+       }
+
        echo "unknown"
 }
 
@@ -22,14 +81,76 @@ platform_check_image() {
        [ "$#" -gt 1 ] && return 1
 
        local file_type=$(brcm47xx_identify "$1")
+       local magic
+       local error=0
 
        case "$file_type" in
-               "trx") return 0;;
+               "chk")
+                       local header_len=$((0x$(get_magic_long_at "$1" 4)))
+                       local board_id_len=$(($header_len - 40))
+                       local board_id=$(dd if="$1" skip=40 bs=1 count=$board_id_len 2>/dev/null | hexdump -v -e '1/1 "%c"')
+                       local dev_board_id=$(platform_expected_image)
+                       echo "Found CHK image with device board_id $board_id"
+
+                       [ -n "$dev_board_id" -a "chk $board_id" != "$dev_board_id" ] && {
+                               echo "Firmware board_id doesn't match device board_id ($dev_board_id)"
+                               error=1
+                       }
+
+                       if ! otrx check "$1" -o "$header_len"; then
+                               echo "No valid TRX firmware in the CHK image"
+                               error=1
+                       fi
+               ;;
+               "cybertan")
+                       local pattern=$(dd if="$1" bs=1 count=4 2>/dev/null | hexdump -v -e '1/1 "%c"')
+                       local dev_pattern=$(platform_expected_image)
+                       echo "Found CyberTAN image with device pattern: $pattern"
+
+                       [ -n "$dev_pattern" -a "cybertan $pattern" != "$dev_pattern" ] && {
+                               echo "Firmware pattern doesn't match device pattern ($dev_pattern)"
+                               error=1
+                       }
+
+                       if ! otrx check "$1" -o 32; then
+                               echo "No valid TRX firmware in the CyberTAN image"
+                               error=1
+                       fi
+               ;;
+               "trx")
+                       if ! otrx check "$1"; then
+                               echo "Invalid (corrupted?) TRX firmware"
+                               error=1
+                       fi
+               ;;
                *)
                        echo "Invalid image type. Please use only .trx files"
-                       return 1
+                       error=1
                ;;
        esac
+
+       return $error
+}
+
+platform_trx_from_chk_cmd() {
+       local header_len=$((0x$(get_magic_long_at "$1" 4)))
+
+       echo -n dd bs=$header_len skip=1
+}
+
+platform_trx_from_cybertan_cmd() {
+       echo -n dd bs=32 skip=1
 }
 
-# use default for platform_do_upgrade()
+platform_do_upgrade() {
+       local file_type=$(brcm47xx_identify "$1")
+       local trx="$1"
+       local cmd=""
+
+       case "$file_type" in
+               "chk")          cmd=$(platform_trx_from_chk_cmd "$trx");;
+               "cybertan")     cmd=$(platform_trx_from_cybertan_cmd "$trx");;
+       esac
+
+       default_do_upgrade "$trx" "$cmd"
+}