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From: Mike Jakubik <mikej@rogers.com>
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Cc: freebsd-amd64@FreeBSD.org
Subject: Re: amd64/87977 : [busdma] [panic] amd64 busdma dflt_lock called
 (by ata) if physmem>4G
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Attila Nagy wrote:
> The following reply was made to PR amd64/87977; it has been noted by GNATS.
>
> From: Attila Nagy <bra@fsn.hu>
> To: Thomas Hurst <tom@hur.st>
> Cc: freebsd-amd64@FreeBSD.org,  bug-followup@freebsd.org
> Subject: Re: amd64/87977 : [busdma] [panic] amd64 busdma dflt_lock called
>  (by ata) if physmem>4G
> Date: Tue, 27 Dec 2005 21:41:35 +0100
>
>  Thomas Hurst wrote:
>  >>I believe this is fixed in CURRENT. On 6-STABLE you can set hw.physmem
>  >>to use a smaller amount of memory or switch to the ata driver before
>  >>2005.10.08.
>  > Thanks for the pointer.  I grabbed sys/dev/ata and sys/sys/ata.h off
>  > my CURRENT laptop and popped it on my RELENG_6 Opteron and it appears
>  > to work fine with all 4G -- I can pull data off all 4 disks at >250M/s
>  > without trouble when I could previously not even get past mounting
>  > filesystems.
>  > Hope to see this merged before too long, but for now at least this pr is
>  > a little bit more useful :)
>  Good to hear that, thanks.
>  
>  According to Soren the whole ATA driver will be merged soon.
>  

Any rough ideas when this will happen? I have an AMD64 system that i 
need to update for a client to RELENG_6 soon, and im wondering if i can 
wait for this update.

Thanks,