DragonFly bugs List (threaded) for 2009-06
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DragonFly bugs List (threaded) for 2009-06
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Re: ahci: attachment to atapi device


From: Petr Janda <elekktretterr@xxxxxxxxxxxxxx>
Date: Thu, 18 Jun 2009 09:42:48 +1000

Hi Matt,

I get the same problem on my Fujitsu Lifebook laptop.

Petr


On Wed, 17 Jun 2009 05:07:50 Matthew Dillon wrote:
> :> ahci0.0: CMD TIMEOUT state=5 slot=22
> :>         cmd-reg=0x4d617<HPCP,CR,FR,FRE,POD,SUD,ST>
> :> 		sactive=00400000 active=00000000
> :> 		[...]
> :> 		STS=40
> :> ahci0.0: disk_rw: timeout
> :
> :With hint.ahci.force150, results are identical.
> :
> :--
> :Francois Tigeot
>
>     Hmm.  I'm a bit at a loss.
>
>     Update again.  I added some defensive bzero()ing of the FIS to the AHCI
>     driver.  Maybe there was some cruft in the read command it tried to
>     construct.
>
>     Do any other disks work there (get past boot)?  Looking on Google
>     those 4000YS's had firmware issues.  It's worth a shot.  Maybe they
>     are expecting some field to be set in the command that I'm not setting.
>
> 					-Matt
> 					Matthew Dillon
> 					<dillon@backplane.com>





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