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Date:      Sat, 13 May 2006 11:55:43 -0400
From:      Chuck Swiger <cswiger@mac.com>
To:        "Angka H. K." <harikurniawan@gmail.com>
Cc:        current@freebsd.org
Subject:   Re: DMA no active on HL-DT-STCD-RW/DVD
Message-ID:  <4466017F.7060007@mac.com>
In-Reply-To: <4c40c4e70605130740t470715das7cb531b516375fb4@mail.gmail.com>
References:  <4c40c4e70605130152s52fb3188nd847a0b8b0d46972@mail.gmail.com> <861wuy8b84.fsf@xps.des.no> <4c40c4e70605130418y3208840ctb0b1c7b1f61b7a74@mail.gmail.com> <86wtcq6psi.fsf@xps.des.no> <4c40c4e70605130659q4c486a64u188177bd5eb804f5@mail.gmail.com> <4465E988.6060806@mac.com> <4c40c4e70605130740t470715das7cb531b516375fb4@mail.gmail.com>

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Angka H. K. wrote:
> Ah sorry I missed that, it's looks like the problem. Sadly I never 
> change the cable sice I bought this.
>
> How do I verify what was reported by Linux and Widows ? Thay said my 
> drive is using dma.
>
> DMA33 can use 40pin cable, isn't it ?

Yes, you should be able to do DMA33 with a 40-pin cable, but you're 
almost certainly going to be better off replacing it with a newer one.  
The FreeBSD ATA driver code tends to be conservative in these cases 
because some systems/CD-ROM-like devices will fail to do UDMA33 reliably...

-- 
-Chuck




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