Problem with new bwn driver on -CURRENT
Weongyo Jeong
weongyo.jeong at gmail.com
Wed Mar 3 23:14:21 UTC 2010
On Wed, Mar 03, 2010 at 05:46:09PM -0500, Joe Marcus Clarke wrote:
> On 3/3/10 5:04 PM, Weongyo Jeong wrote:
> > On Mon, Mar 01, 2010 at 11:50:43PM -0500, Joe Marcus Clarke wrote:
> >> On Mon, 2010-03-01 at 15:37 -0800, Weongyo Jeong wrote:
> >>> On Sun, Feb 28, 2010 at 03:24:28PM -0500, Joe Marcus Clarke wrote:
> >>>> I was extremely pleased to see this driver, so I could get off of the
> >>>> flaky NDIS version. I have a Dell Vostra 2510 with a LP bwn mini-PCI
> >>>> card. I have set if_bwn_load="YES" in /boot/loader.conf. I also have
> >>>> bwn_v4_lp_ucode_load="YES" set.
> >>>>
> >>>> The firmware and driver loads. However, if_bwn doesn't attach to the
> >>>> card. Once the OS is fully booted, I kldunload if_bwn, then reload it,
> >>>> and the driver attaches just fine.
> >>>
> >>> This issue is reported by some people and I'm looking codes.
> >>
> >> Good to know.
> >
> > This issue is solved in r204657. Thank you for reporting!
>
> Saw that, thanks!
>
>
> >>>> bwn0: out of bounds of the square-root table (-770884)
> >>>> bwn0: out of bounds of the square-root table (-225625)
> >>>> bwn0: out of bounds of the square-root table (-240100)
> >>>
> >>> Patch is attached with email and it'll fix this message. Could you
> >>> please test with it?
> >>
> >> Yes, the patch removes those messages. Thanks!
>
> Was this patch committed? I don't recall seeing an svn notice.
Yes at r204542.
>
> >>
> >>>
> >>> Was it successful to associate with AP?
> >>
> >> Yes, in DMA mode. In PIO mode, it associates, but does not pass any
> >> traffic. After a while, there was a critical DMA error, and the driver
> >> looped forever trying to communicate with the card.
> >
> > Are there any messages from bwn(4) related with DMA error? If yes and
> > you reproduce DMA error easily could you please show me the full dmesg?
>
> When it occurs, it is a fatal DMA error, and this streams on the console
> until reboot. In order to get the card to work again (with either bwn
> or ndis), I need to power-cycle the laptop.
>
> When it occurs again, I will get you the details and the full dmesg. Do
> you want a verbose dmesg, or a standard one?
I think a standard one is enough. Thank you.
regards,
Weongyo Jeong
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