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.

All the information you requested is here:

 http://people.freebsd.org/~deischen/ath/

There are verbose boots and devinfo -u/-r output for the
working kernel and the non-working kernel (with and without
debug.acpi.disable=hostres).

Anything else you'd like me to try?

Any hopes of getting this cardbus problem fixed?

--
DE
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