Changeset 42358

Timestamp:

2014-09-01T15:21:17+02:00 (3 years ago)

Author:

blogic

Message:

ramips: add a workaround to fix failsafe on RT5350

Due to TCP connections not working when VLAN is disabled, this is
needed to get failsafe functional.

Signed-off-by: Paul Fertser <fercerpav@…>

Backport of r42179

File:

• branches/barrier_breaker/target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips (modified) (1 diff)

branches/barrier_breaker/target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips

@@ -12 +12 @@
         fi
 
-        ifname=eth0
+        if echo $RT3X5X | grep -q RT5350; then
+                # This is a dirty hack to get by while the switch
+                # problem is investigated. When VLAN is disabled, ICMP
+                # pings work as expected, but TCP connections time
+                # out, so telnetting in failsafe is impossible. The
+                # likely reason is TCP checksumming hardware getting
+                # disabled:
+                # https://www.mail-archive.com/openwrt-devel@lists.openwrt.org/msg19870.html
+                swconfig dev rt305x set enable_vlan 1
+                swconfig dev rt305x vlan 1 set ports "0 6"
+                swconfig dev rt305x port 6 set untag 0
+                swconfig dev rt305x set apply 1
+                vconfig add eth0 1
+                ifconfig eth0 up
+                ifname=eth0.1
+        else
+                ifname=eth0
+        fi
 }