PATCH: DMA enabled dump for ATA please test

Christian Brueffer chris at
Thu Jan 12 13:16:33 PST 2006

On Thu, Jan 12, 2006 at 09:18:56PM +0100, Søren Schmidt wrote:
> Christian Brueffer wrote:
> >I have tested this on my Thinkpad T41p with the following hardware:
> >
> >atapci0: <Intel ICH4 UDMA100 controller> port 
> >0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x1860-0x186f at device 31.1 on pci0
> >ata0: <ATA channel 0> on atapci0
> >ata1: <ATA channel 1> on atapci0
> >[...]
> >ad0: 57231MB <HTS726060M9AT00 MH4OA6DA> at ata0-master UDMA100
> >acd0: CDRW <UJDA755yDVD/CDRW/1.72> at ata1-master UDMA33
> >
> >With the patched kernel it stops after printing the acd0 line and spews
> >out the following:
> >
> >acd0: req=0xc350f8d0 TEST_UNIT_READY semaphore timeout  !!  DANGER Will 
> >Robinson  !!
> >
> >Do you need boot -v output? (I'll have to hook up a serial or firewire
> >console, that's why I haven't provided it already).
> Would be nice actually, the stinkpads might need special treatment yet 
> again, oh well, I'll dig out my R30 and get it updated as well to test...
> Are you sure it worked with a new stock current kernel before the patch 
> went in ? I've seen a few of these errors lately but that was before ATA 
> was even touched, so something else might have changed as well....

Positive, built the patched kernel from the same sources as the working
kernel I'm currently using.

Verbose bootlog:

- Christian

Christian Brueffer	chris at	brueffer at
GPG Key:
GPG Fingerprint: A5C8 2099 19FF AACA F41B  B29B 6C76 178C A0ED 982D
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