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Date:      Thu, 13 Apr 2006 11:53:57 -0400
From:      Anish Mistry <mistry.7@osu.edu>
To:        freebsd-questions@freebsd.org
Subject:   Re: DMA TIMEOUT
Message-ID:  <200604131154.07097.mistry.7@osu.edu>
In-Reply-To: <NGBBKBOMKLFOJCCDHPEOOEAIAAAB.freebsd@hyperconx.com>
References:  <NGBBKBOMKLFOJCCDHPEOOEAIAAAB.freebsd@hyperconx.com>

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On Thursday 13 April 2006 07:47, Wil Hatfield wrote:
> > I had a similar situation under 6.0. My secondary drive would
> > throw DMA read
> > errors at bootup, adding several minutes to the boot process, so
> > I ran it in
> > PIO mode. The upgrade to 6.1 solved it, both drives work fine as
> > DMA now.
>
> Looks like the DMA errors are back in 6.1-RC with ATA or at least
> similar DMA errors. The new one froze my machine with an error like
> "Error while performing DMA_WRITE command". A new twist to the
> WRITE_DMA Timeouts of 5.4. I am starting to think that they aren't
> going to get the ATA issues all worked out anytime soon so they are
> changing the errors. ;-)
>
> And of course no automatic reboot on panic.
Do you have a backtrace?

=2D-=20
Anish Mistry

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