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Date:      Mon, 14 Jun 2004 20:48:44 +0200
From:      =?ISO-8859-1?Q?S=F8ren_Schmidt?= <sos@DeepCore.dk>
To:        Dikshie <dikshie@ppk.itb.ac.id>
Cc:        freebsd-current@freebsd.org
Subject:   Re: still have  ad4: FAILURE - already active DMA on this device
Message-ID:  <40CDF30C.50606@DeepCore.dk>
In-Reply-To: <20040614172807.GA3221@ppk.itb.ac.id>
References:  <20040609151727.GA60342@ppk.itb.ac.id> <20040614172807.GA3221@ppk.itb.ac.id>

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Dikshie wrote:
> 
> Dear all.
> 
> upgraded to -CURRENT on 14 June 2004 (West Indonesia Time)
> I got error messages;
> 
>  ad4: FAILURE - already active DMA on this device
>  ad4: setting up DMA failed
>  ad4: timeout sending command=c8
>  ad4: error issuing DMA coammand
>  ad4: TIMEOUT - WRITE_DMA retrying (2 retries left) LBA=14610207
> 
> 
> to solve this problem temporary I turn off dma with add hw.ata.ata_dma=0:
> line to loader.conf BUT turn off ata DMA make my freebsd box 
> become very slow :-(

What controller chip is this ?
Is it sharing interrupt with another device ?

-- 
-Søren



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