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From: <benh@kernel.crashing.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>, Ed Tomlinson <tomlins@cam.org>
Cc: <linux-kernel@vger.kernel.org>, Hank Yang <hanky@promise.com.tw>
Subject: Re: [PATCH] Submitting PROMISE IDE Controllers Driver Patch
Date: Mon, 11 Mar 2002 10:56:25 +0100
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>> Second.  There seems to be problems with the ide reset code in pre2-ac2. 
>> I get the following:
>> 
>> hde: timeout waiting for DMA
>> PDC202XX: Primary channel reset.
>> hde: ide_dma_timeout: Lets do it again!stat = 0x50, dma_stat = 0x20
>> hde: DMA disabled
>> PDC202XX: Primary channel reset.
>> hde: ide_set_handler: handler not null; old=c018eeb0, new=c0193de4
>> bug: kernel timer added twice at c018ed31.
>> hde: dma_intr: status=0xd0 { Busy }
>> hde: DMA disabled
>
>Yep. You turned on some of the experimental stuff. It doesnt always recover
>Hopefully the patches from Promise will help there

There is a bug in the DMA timeout recovery code (in the generic code). Andre
and I have been discussing that recently, I'm supposed to come up with a patch
rsn though if Andre doesn't beat me in that race ;) In the meantime, make sure
you don't enable that option in the kernel config.

Ben.


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