Broadcom BCM5701 / HP NC6770
Erich Jenkins, Fuujin Group Ltd
erich at fuujingroup.com
Sun Apr 11 00:06:43 UTC 2010
Pyun YongHyeon wrote:
> On Sat, Apr 10, 2010 at 12:13:07AM -0600, Erich Jenkins, Fuujin Group Ltd wrote:
>> Pyun YongHyeon wrote:
>>> On Fri, Apr 09, 2010 at 02:13:00AM -0600, Erich Jenkins, Fuujin Group Ltd
>>>> Evgenii Davidov wrote:
>>>>> On Fri, Apr 09, 2010 at 01:39:16AM -0600, Erich Jenkins, Fuujin Group
>>>>> Ltd ?????:
>>>>>> We were previously running 5.3 on this box (I know, VERY old), but
>>>>>> never had a problem. The link now fails to come up. I've tried forcing
>>>>>> the port out of auto (media 1000baseSX mediaopt full-duplex) and as
>>>>>> long as the port doesn't have an IP assigned via rc.conf on system
>>>>>> boot, I can get the switch to see it (Cisco 6505), but no traffic to
>>>>>> flow. I've checked all the obvious things (duplex setting on switch,
>>>>>> cable failure, etc.), all to no avail. I fiddled with the knobs in the
>>>>>> driver (rxcsum, vlan_mtu, etc) with no changes either.
>>>>> sorry for silly ansver but is your interface UP ? (ifconfig bge0 up)
>>>> Actually, I was silly for not mentioning that in the original post, but
>>>> yes, it's up. I've even tried up/down/up on the card a few times after
>>>> fiddling with the driver knobs, but the same thing happened, no link on
>>>> the switch.
>>>> I've also tested this back-to-back with two machines and the same cards.
>>>> Same result: no transmission of data. Interestingly enough, the link
>>>> lite is lit on the cards (in back-to-back) and on the card but not the
>>>> switch. Not sure if that's significant or not. In the interest if
>>>> completeness, here's ifconfig output for that card:
>>>> bge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>>>> ether 00:08:02:28:76:4d
>>>> inet 10.222.222.144 netmask 0xffffff00 broadcast 10.222.222.255
>>>> media: Ethernet 1000baseSX <full-duplex>
>>>> status: active
>>>> I also verified the MTU size to ensure the switch ports weren't
>>>> configured for jumbo frames. They are correctly set on the switch and on
>>>> the FreeBSD box, but no traffic flows.
>>> Would you try booting to latest 7.3-RELEASE and check whether you
>>> still see the issue?
>>> If you see the same issue please show me verbose boot message of
>>> bge(4) and its PHY driver.
>>> freebsd-net at freebsd.org mailing list
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>> Just finished the install, and ended up with the same result. I
>> installed OpenBSD on this box just to be sure there wasn't something
>> unrelated to the driver causing the issue. OpenBSD works fine.
>> Where to from here?
> It seems there is async link state change issue for BCM5701 TBI
> case. Link state handling is one of the most complex thing in
> bge(4) so I'm not sure whether attached patch is right thing.
> Public data sheet seems to indicate bit 0 of BGE_MI_STS should be
> set to enable link to the MAC state machine if autopolling is
> disabled so resetting the bit to 0 does not look right to me.
> Try attached patch.
> freebsd-net at freebsd.org mailing list
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Thanks for the patch, but I'm sorry to report there is no change.
Erich M. Jenkins
Fuujin Group Limited
"You should never, never doubt what no one is sure about."
-- Gene Wilder
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