Date: Thu, 17 Jun 2010 11:29:34 -0700 From: Jack Vogel <jfvogel@gmail.com> To: Alexander Sack <pisymbol@gmail.com> Cc: Juli Mallett <jmallett@freebsd.org>, freebsd-net@freebsd.org, Andrew Boyer <aboyer@averesystems.com> Subject: Re: Dual-rate transceivers with ixgbe? Message-ID: <AANLkTimW6Nxu9KKl5QGYkwiz9f6xiQWEoOUhOYz-guYq@mail.gmail.com> In-Reply-To: <AANLkTilCAsz1fkNFkVck68UnbcahP0ts7PzwzT_2AySw@mail.gmail.com> References: <AANLkTinO9NZ8F9TeS68I2ULQgdlMGzlXkinCsywWosAM@mail.gmail.com> <AANLkTinS607kd3wc3F2WWmA6Zk9KL4GhscxEHPtcvxA5@mail.gmail.com> <AANLkTimkxOn9h6SAkTPDqfUM9kl2CZiFrZC_BuNDfRyB@mail.gmail.com> <AANLkTikcQMXk8UebmaynOeeInGiwx8yr0NMGE1yJfm8u@mail.gmail.com> <AANLkTil_YRvU54qHtIMO7mP4yYjojeHVrCHaRcl2K2Ug@mail.gmail.com> <AANLkTim5Ao9nSh6T6HF7NztLgvbTzxuVyr8lSXAJ7bMo@mail.gmail.com> <AANLkTim9-Za5mzLTw7MDAHY_TuIQsQ0SF0_1xpxyGY7v@mail.gmail.com> <AANLkTik-V2frmirwBLtg4RemdEVvPhUmVsOP7CqEkvUi@mail.gmail.com> <AANLkTikqjQic_M3mX7OTx-V0OJxbk4vzxajPmHmIUAKa@mail.gmail.com> <AANLkTikjs42mE5QHnSvZ9x9DI1xfYowvIES-DRORz6hH@mail.gmail.com> <AANLkTilqb4y0zEmom0jyg-HEi4yp8D3nkkbUWGHUjWPt@mail.gmail.com> <AANLkTinOnzvjrmmLb3w5jOYEk02CY2tWCwnKxTv8sHS8@mail.gmail.com> <82D310BD-48DE-4F79-84C6-356AB4F04C42@averesystems.com> <AANLkTikDM5l71isz28jJNv7nk9K-kmqTKptAC_yY3ACq@mail.gmail.com> <AANLkTimHAH9rNU9wPgykEKwLwm4sGAYEgRx_hkdXjwGm@mail.gmail.com> <AANLkTil8vIRF8Y4pruy01AgLkhyvg5fJucbw4LSCDNCG@mail.gmail.com> <AANLkTinramcCiwHnfj9Ln84ivemWKPGfOWwPwDscbAND@mail.gmail.com> <AANLkTim0QkU4WYCRlmkONHaqaCY9KwBwpp_HFgL2buts@mail.gmail.com> <AANLkTilCAsz1fkNFkVck68UnbcahP0ts7PzwzT_2AySw@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
I have been working on this this morning, and I have a way of doing the same thing you do with ethtool on Linux, I should have something in HEAD shortly. This will let you "force" the advertisement of the link to 1G only. Jack On Thu, Jun 17, 2010 at 3:16 AM, Alexander Sack <pisymbol@gmail.com> wrote: > On Wed, Jun 16, 2010 at 8:14 PM, Jack Vogel <jfvogel@gmail.com> wrote: > > You cannot force the link speed, but my validation engineer just checked > the > > current driver and it links down to 1G just fine, but you cannot do it > > manually, > > it is only negotiated. > > > > I am going to look at the code to add the manual control. > > Thanks Jack! The problem is that right now the card is connected to a > passive tap and there is no AN. When I do ifconfig ix0 down && > ifconfig ix0 up, the multispeed fiber logic goes into action but a > link never happens (it does for 10G but there is no AN on 10G so this > is expected). (I tried various settings for LMS bits in AUTOC but I > could not get a link - the datasheet is very vague - actually come to > think of it, I dont think I tried setting it to 0 which is 1G which > maybe the trick) > > -aps >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?AANLkTimW6Nxu9KKl5QGYkwiz9f6xiQWEoOUhOYz-guYq>