Date: Wed, 7 Sep 2011 17:48:01 -0400 (EDT) From: Daniel Eischen <deischen@freebsd.org> To: John Baldwin <jhb@freebsd.org> Cc: adrian@freebsd.org, freebsd-current@freebsd.org, Warner Losh <imp@freebsd.org> Subject: Re: ath0 no longer attaches, cardbus problems? Message-ID: <Pine.GSO.4.64.1109071740280.5474@sea.ntplx.net> In-Reply-To: <201109071735.34593.jhb@freebsd.org> References: <Pine.GSO.4.64.1108242007100.23746@sea.ntplx.net> <201109061608.42887.jhb@freebsd.org> <Pine.GSO.4.64.1109071610590.5474@sea.ntplx.net> <201109071735.34593.jhb@freebsd.org>
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On Wed, 7 Sep 2011, John Baldwin wrote: > On Wednesday, September 07, 2011 4:18:25 pm Daniel Eischen wrote: >> On Tue, 6 Sep 2011, John Baldwin wrote: >> >>> On Tuesday, September 06, 2011 3:34:58 pm Daniel Eischen wrote: >>>> On Tue, 6 Sep 2011, John Baldwin wrote: >>>>> >>>>> Looks like I had a typo in my original e-mail, try >>>>> "debug.acpi.disabled=hostres" >>>>> rather than "debug.acpi.disable=hostres". >>>> >>>> Ok, I'll try that. >> >> Setting debug.acpi.disabled=hostres in /boot/loader.conf >> did not help. I tried this with a recent kernel from HEAD. > > Did it remove the 'pcib0: decoding ....' lines from a verbose dmesg? I don't see that line in a verbose dmesg. The hostres verbose dmesg is here: http://people.freebsd.org/~deischen/ath_dmesg_hostres.txt >> More info. I've found that kernels: >> >> March 31 - work, ath attaches and works >> >> April 1 - June 6: panic on cardbus attach >> >> June 7 - HEAD: work, but ath doesn't attach >> >> >> I found the commit that fixed the panic: >> [ snip ] >> >> I applied this patch to the April 1st kernel (which previously >> paniced) and was able to boot the kernel. ath still does not >> attach. >> >> So the commit that broke my cardbus ath occurred on April 1. > > Hmm. There are no PCI or Cardbus commits on April 1. There are some ath(4) > changes though including two HAL changes: I'm using a local CVS repo, so the a -D date means (I guess) the beginning of the day. So the commit that actually broke the kernel for me occurred on Mar 31. According to: cvs diff -u -D"31 Mar 2011" -D"1 Apr 2011" there were a lot of sys/dev/pci changes. -- DE
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