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	Thu, 03 Feb 2005 05:49:18 PST
Date: Thu, 3 Feb 2005 05:49:18 -0800 (PST)
From: Rob <spamrefuse@yahoo.com>
To: me@daniel.stefan.haischt.name
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cc: FreeBSD questions <freebsd-questions@freebsd.org>
Subject: Re: 5.3 ata / atapicam issues (update)
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--- Rob <spamrefuse@yahoo.com> wrote:

> 
> --- "Daniel S. Haischt" wrote:
> > 
> > Can you read through the attached PR and comment
> > its contents, please?
> 
> It's a little too technical for me, but let me add
> the components of one of my trouble PCs:
> 
> atapci0: <VIA 82C596B UDMA66 controller>
> ad0: 43979MB <IBM-DTLA-307045/TX6OA50C>
> [89355/16/63]
>      at ata0-master PIO4
> acd0: CDROM <CRD-8520B/1.00> at ata1-master PIO4
> 
> The harddisk can do UDMA100, but if I let FreeBSD
> 5.3
> sort it out by itself, the kernel panics at bootup.
> Modifying loader.conf, forces my fast harddisk to
> operate at PIO4 mode, which is far from optimum; it
> should at least be able to operate at UDMA66 !!
> 
> FreeBSD 5.3 is not capable of solving this properly.
> 
> 
> This observation I could not find in your PR report.
> 

Forgot to mention another PC with a brandnew
Winchester Harddisk of 80 Gb (sorry I don't have the
specs handy) and on the motherboard a chipset of
 atapci0: <VIA 82C596 ATA66 controller>

This combination does boot, but X always crashes.
Modifying the loader.conf again solves this problem.

Rob.


		
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