Date: Thu, 25 Aug 2011 18:09:24 -0400 (EDT) From: Daniel Eischen <deischen@freebsd.org> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org, current@freebsd.org Subject: Re: ath0 no longer attaches, cardbus problems? Message-ID: <Pine.GSO.4.64.1108251806060.29052@sea.ntplx.net> In-Reply-To: <Pine.GSO.4.64.1108251313130.28322@sea.ntplx.net> References: <Pine.GSO.4.64.1108242007100.23746@sea.ntplx.net> <201108250940.44847.jhb@freebsd.org> <Pine.GSO.4.64.1108251313130.28322@sea.ntplx.net>
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On Thu, 25 Aug 2011, Daniel Eischen wrote: > On Thu, 25 Aug 2011, John Baldwin wrote: > >> On Wednesday, August 24, 2011 8:19:42 pm Daniel Eischen wrote: >>> Hello, >>> >>> I have an older Dell 4150 laptop that takes forever to build >>> world, so I don't update it that often. The last time I >>> updated it was March 1, 2010. I just updated the system >>> yesterday and ath0 (a Linksys PCCard) no longer attaches. >>> >>> The interesting thing is that ath0 is detected at different >>> addresses between the working kernel and the non-working >>> kernel: >>> >>> March 1, 2010 kernel >>> -------------------- >>> ath0: <Atheros 5212> mem 0x88000000-0x8800ffff irq 11 >>> at device 0.0 on cardbus0 >>> ath0: [ITHREAD] >>> ath0: AR5212 mac 5.9 RF5112 phy 4.3 >>> >>> >>> Aug 23, 2011 kernel >>> ------------------- >>> ath0: <Atheros 5212> mem 0xf8f10000-0xf8f1ffff irq 11 >>> at device 0.0 on cardbus0 >>> >>> >>> I've tried forcing successful returns from >>> ar5212SetPowerModeAwake() and ar5212SetResetReg() >>> but it doesn't help (diffs below). >>> >>> Any suggestions on how to get this to work? >>> Full dmesg from working and non-working kernels at >>> >>> http://people.freebsd.org/~deischen/ath/ath.dmesg >> >> You can try setting 'debug.acpi.disable=hostres' at the loader prompt as a >> test. If that doesn't work, a verbose dmesg from the broken case as well >> as >> devinfo -u and devinfo -r output from the working and broken cases would be >> most useful. > > Setting debug.acpi.disable=hostres did not work. Strange thing is > that ath0 is now at mem 0x88000000-0x8800ffff for both working > and non-working kernels (with and without debug.acpi.disable=hostres). > ath0 still doesn't attach, but it seems funny that the memory > address changes. These are all soft reboots, not hard reboots, > after a working kernel. I removed all changes I made to src/sys/dev/ath/ and am now using the driver unchanged. ath0 is now back at mem 0xf8f10000-0xf8f1ffff. > All the information you requested is here: > > http://people.freebsd.org/~deischen/ath/ The devinfo and dmesg outputs have been updated in the above. -- DE
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