DragonFly bugs List (threaded) for 2008-01
DragonFly BSD
DragonFly bugs List (threaded) for 2008-01
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Re: em(4) hardware error after ACPI suspend


From: Matthias Schmidt <matthias@xxxxxxxxxxxxxxxx>
Date: Sun, 27 Jan 2008 10:13:51 +0100

He sephe, 

* Sepherosa Ziehau wrote:
> 
> Intel does only one eeprom checksum upon em_attach() in their new
> driver, but I don't think that will solve your problem; I suspect all
> of the devices' BAR is complete trashed after suspend/resume.  Could
> you apply following patch and post the debug prints?
> http://leaf.dragonflybsd.org/~sephe/em_test.diff
> 
> The read back value should not be 0xffffffff

I've applied the patch, but I don't see any status output.  The only
change is the following additional line after resume:

Jan 27 10:07:57 jupiter kernel: em0: Memory Access and/or Bus Master
bits were not set

Cheers

	Matthias



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