lantiq: support loading the dsl firmware from a flash partition as a raw gzipped...

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40715 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/lantiq/base-files/etc/init.d/dsl_fs b/target/linux/lantiq/base-files/etc/init.d/dsl_fs
index 975f5d8..09c8a4a 100755 (executable)
--- a/target/linux/lantiq/base-files/etc/init.d/dsl_fs
+++ b/target/linux/lantiq/base-files/etc/init.d/dsl_fs
@@ -4,10 +4,32 @@
 . /lib/functions.sh
 
 START=30
-start() {
+
+boot() {
        MTD=$(find_mtd_index dsl_fw)
-       [ "$MTD" -gt 0 ] && {
-               mkdir -p /lib/firmware/dsl/
-               mount -t jffs2 /dev/mtdblock$MTD /lib/firmware/dsl/
-       }
+
+       grep /lib/firmware/lantiq /proc/mounts && umount /lib/firmware/lantiq
+
+       mkdir -p /lib/firmware/lantiq
+       [ "$MTD" -gt 0 ] || return 0
+
+       mount -t tmpfs none /lib/firmware/lantiq
+       case "$(dd if=/dev/mtd$MTD bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')" in
+               1985)
+                       mkdir -p /tmp/fw_mnt
+                       mount -t jffs2 /dev/mtdblock$MTD /tmp/fw_mnt
+                       cp -a /tmp/fw_mnt/*.bin /lib/firmware/lantiq/
+                       umount /tmp/fw_mnt
+                       rmdir /tmp/fw_mnt
+               ;;
+               1f8b)
+                       tar xz -C /lib/firmware/lantiq < /dev/mtd$MTD
+               ;;
+               *)
+                       echo "No DSL firmware detected in /dev/mtd$MTD (dsl_fw)"
+                       return 0
+               ;;
+       esac
+
+       [ -e /lib/firmware/vdsl.bin ] || ln -s /lib/firmware/lantiq/vr9_dsl_fw_annex_b.bin /lib/firmware/vdsl.bin
 }