aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/ramips/base-files/lib/preinit
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/ramips/base-files/lib/preinit')
-rw-r--r--target/linux/ramips/base-files/lib/preinit/04_disable_wnce2001_flash_checksumming43
-rw-r--r--target/linux/ramips/base-files/lib/preinit/06_set_iface_mac1
2 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/ramips/base-files/lib/preinit/04_disable_wnce2001_flash_checksumming b/target/linux/ramips/base-files/lib/preinit/04_disable_wnce2001_flash_checksumming
new file mode 100644
index 0000000000..67a1746f1d
--- /dev/null
+++ b/target/linux/ramips/base-files/lib/preinit/04_disable_wnce2001_flash_checksumming
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+# Netgear WNCE2001 has does a checksum check on boot and goes into recovery
+# tftp mode when the check fails. Initializing the JFFS2 partition triggers
+# this, so we make sure to zero checksum and size to be checksummed before
+# that happens, so this needs to run very early during boot.
+
+do_wnce2001_checksumming_disable() {
+ . /lib/ramips.sh
+
+ local board=$(ramips_board_name)
+
+ case "$board" in
+ wnce2001)
+ echo "Board is WNCE2001, updating checksum partition..."
+ local zeroes=/dev/zero
+ local tmpfile=/tmp/wnce2001_checksum
+ local partname=checksum
+ local mtd=$(find_mtd_part $partname)
+ dd if=$mtd of=$tmpfile bs=80 count=1 2>/dev/null
+ signature=$(dd if=$tmpfile bs=1 skip=24 count=20 2>/dev/null)
+ checksum=$(dd if=$tmpfile bs=1 count=4 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"')
+ if [ "$signature" != "RT3052-AP-WNCE2001-3" ]; then
+ echo "Signature of checksum partition is wrong, bailing."
+ return 0
+ fi
+ if [ "$checksum" != "00000000" ]; then
+ echo "Checksum is set, zeroing."
+ # zero out checksum
+ dd if=$zeroes of=$tmpfile conv=notrunc bs=1 seek=0 count=4 2>/dev/null
+ # zero out bytecount to be checksummed
+ dd if=$zeroes of=$tmpfile conv=notrunc bs=1 seek=60 count=4 2>/dev/null
+ mtd write $tmpfile $partname
+ else
+ echo "Checksum is already zero, nothing to do."
+ fi
+ ;;
+ esac
+
+ return 0
+}
+
+boot_hook_add preinit_main do_wnce2001_checksumming_disable
diff --git a/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac b/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac
index 7824e2b252..52bf115ccf 100644
--- a/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac
+++ b/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac
@@ -64,6 +64,7 @@ preinit_set_mac_address() {
w306r-v20 |\
w502u |\
wr6202 |\
+ wnce2001 |\
xdxrn502j)
mac=$(mtd_get_mac_binary factory 40)
ifconfig eth0 hw ether $mac 2>/dev/null