Re: Problem with new bwn driver on -CURRENT

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