Synopsis: fxp and ex NIC drivers collide on udp4csum

State-Changed-From-To: open->feedback
State-Changed-By: tsutsui@netbsd.org
State-Changed-When: Mon, 17 Dec 2007 20:42:15 +0900
State-Changed-Why:
Could you please post exact commands you typed on How-To-Repeat?
I can't reproduce your problem:
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# ifconfig fxp0 192.168.20.37 netmask 255.255.255.0 
# ifconfig fxp0 tcp4csum udp4csum
# ifconfig fxp0
fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        capabilities=3d00<IP4CSUM_Rx,TCP4CSUM_Rx,TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx>
        enabled=3c00<TCP4CSUM_Rx,TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx>
        address: 00:07:e9:0b:d1:52
        media: Ethernet autoselect (100baseTX full-duplex,flowcontrol,rxpause,txpause)
        status: active
        inet 192.168.20.37 netmask 0xffffff00 broadcast 192.168.20.255
        inet6 fe80::207:e9ff:fe0b:d152%fxp0 prefixlen 64 scopeid 0x2
# ifconfig ex0 10.0.0.1 netmask 255.0.0.0
# ifconfig ex0 ip4csum tcp4csum
# ifconfig ex0
ex0: flags=8863<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        capabilities=3f00<IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx,TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx>
        enabled=f00<IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx,TCP4CSUM_Tx>
        address: 00:50:04:65:51:1a
        media: Ethernet autoselect (none)
        status: no carrier
        inet 10.0.0.1 netmask 0xff000000 broadcast 10.255.255.255
        inet6 fe80::250:4ff:fe65:511a%ex0 prefixlen 64 scopeid 0x1
# ifconfig ex0 udp4csum
# ifconfig ex0
ex0: flags=8863<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        capabilities=3f00<IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx,TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx>
        enabled=3f00<IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx,TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx>
        address: 00:50:04:65:51:1a
        media: Ethernet autoselect (none)
        status: no carrier
        inet 10.0.0.1 netmask 0xff000000 broadcast 10.255.255.255
        inet6 fe80::250:4ff:fe65:511a%ex0 prefixlen 64 scopeid 0x1
#
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