On Thu, Jan 12, 2006 at 10:37:45PM +0100, Søren Schmidt wrote: > Christian Brueffer wrote: > >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: http://people.freebsd.org/~brueffer/dmesg.verbose > > Hmm, does it help if you turn off DMA to the CD/DVD device ? > My R30 seems to work fine, but its CDROM drive doesn't do DMA... > Indeed, disabling DMA for the DVD drive lets my box boot. - Christian -- Christian Brueffer chris_at_unixpages.org brueffer_at_FreeBSD.org GPG Key: http://people.freebsd.org/~brueffer/brueffer.key.asc GPG Fingerprint: A5C8 2099 19FF AACA F41B B29B 6C76 178C A0ED 982D
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