Date: Thu, 27 Feb 2003 11:15:02 -0300 From: "Daniel C. Sobral" <dcs@tcoip.com.br> To: "Daniel C. Sobral" <dcs@tcoip.com.br> Cc: Ruslan Ermilov <ru@FreeBSD.org>, Bill Paul <wpaul@FreeBSD.org>, src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/fxp if_fxp.c if_fxpreg.h if_fxpvar.h Message-ID: <3E5E1D66.6080801@tcoip.com.br> In-Reply-To: <3E5E0EEC.9020203@tcoip.com.br> References: <200302262212.h1QMC4L8017995@repoman.freebsd.org> <3E5DFD83.4070605@tcoip.com.br> <20030227122441.GF39346@sunbay.com> <3E5E0EEC.9020203@tcoip.com.br>
next in thread | previous in thread | raw e-mail | index | archive | help
Daniel C. Sobral wrote:
> Ruslan Ermilov wrote:
>
>> On Thu, Feb 27, 2003 at 08:58:59AM -0300, Daniel C. Sobral wrote:
>>
>>> Bill Paul wrote:
>>>
>>>> wpaul 2003/02/26 14:12:04 PST
>>>>
>>>> Modified files:
>>>> sys/dev/fxp if_fxp.c if_fxpreg.h if_fxpvar.h Log:
>>>> As previously threatened, add TCP/IP checksum offload support to
>>>> the fxp driver. This is enabled only for the 82550/82551 chips
>>>> (PCI revision code 12 or 13). RX and TX checksum offload are
>>>> both supported. Transmit offload is limited to TCP and UDP only
>>>> right now: there seems to be a problem with IP header checksumming
>>>> on transmit in some cases.
>>>
>>>
>>> I'm curious. Is there any way of knowing whether support has been
>>> detected and is in use? I did the pciconf trick you mentioned, but...
>>> <shrug>
>>>
>> ifconfig(8) will tell you:
>>
>> xl0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> mtu 1500
>> options=3<RXCSUM,TXCSUM>
>> ether 00:50:da:b4:10:5b
>> media: Ethernet autoselect (none)
>> status: no carrier
>>
>> "ifconfig -m" will tell you the list of supported capabilities.
>>
>>
>>> Alas, when you say revision code 12 or 13... is that hex or decimal?
>>> pciconf shows some of mine as being 0d.
>>>
>>
>> 0d == 13. :-)
>
>
> Unless Bill Paul meant 13 as being 0x13 == 19. He mentions pciconf,
> which shows just "0d", and would show just "13" for 0x13, so I'm still
> unsure. Well, I'll have a new kernel soon on my 5.x testbox, and check
> this out. Thanks for the ifconfig reply.
So... how does one turn it on?
fxp2: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
options=8<VLAN_MTU>
capability list:
=b<RXCSUM,TXCSUM,VLAN_MTU>
ether 00:02:b3:8f:30:41
media: Ethernet autoselect (100baseTX <full-duplex>)
status: active
supported media:
media autoselect
media 100baseTX mediaopt full-duplex
media 100baseTX
media 10baseT/UTP mediaopt full-duplex
media 10baseT/UTP
media none
media 100baseTX mediaopt hw-loopback
--
Daniel C. Sobral (8-DCS)
Gerencia de Operacoes
Divisao de Comunicacao de Dados
Coordenacao de Seguranca
TCO
Fones: 55-61-313-7654/Cel: 55-61-9618-0904
E-mail: Daniel.Capo@tco.net.br
Daniel.Sobral@tcoip.com.br
dcs@tcoip.com.br
Outros:
dcs@newsguy.com
dcs@freebsd.org
capo@notorious.bsdconspiracy.net
Somebody's terminal is dropping bits.
I found a pile of them over in the corner.
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe cvs-src" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?3E5E1D66.6080801>