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Date:      Sun, 23 Jan 2011 10:05:19 -0600
From:      Nathan Whitehorn <nwhitehorn@freebsd.org>
To:        Gary <gdriggs@gmail.com>
Cc:        freebsd-ppc@freebsd.org
Subject:   Re: PowerPC installer
Message-ID:  <4D3C51BF.2080600@freebsd.org>
In-Reply-To: <AANLkTikWJCugwNhQpT=bhaGwK5pGhx_MT4KMS7JLFq6_@mail.gmail.com>
References:  <4D38503C.5090805@freebsd.org>	<20110123010651.6e7ab6d9.torfinn.ingolfsen@broadpark.no>	<4D3B716D.8050605@freebsd.org> <AANLkTikWJCugwNhQpT=bhaGwK5pGhx_MT4KMS7JLFq6_@mail.gmail.com>

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On 01/22/11 21:16, Gary wrote:
> Hi Nathan,
>
> Your image doesn't boot on my G5. It boots the kernel OK but hangs on
> trying to work with acd0 -- is that the optical drive?

That is the optical drive. There's a problem we've had historically with 
some Apple ATA controllers where ATAPI DMA does not work reliably. Could 
you try entering the following at the loader prompt?

set hw.ata.atapi_dma=0

If that makes it boot, I'll add your controller to the black list.
-Nathan



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