Date: Fri, 11 Jan 2002 15:31:32 -0800 From: "Kevin Oberman" <oberman@ptavv.es.net> To: Tim DeBoer <deboert@cletus.cornhusker.net> Cc: questions@FreeBSD.ORG Subject: Re: Enabling DMA Access Message-ID: <20020111233132.4BE625D17@ptavv.es.net> In-Reply-To: Your message of "Thu, 10 Jan 2002 14:28:23 GMT." <Pine.BSF.4.21.0201101422120.70175-100000@cletus.cornhusker.net>
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> Date: Thu, 10 Jan 2002 14:28:23 +0000 (GMT) > From: Tim DeBoer <deboert@cletus.cornhusker.net> > Sender: owner-freebsd-questions@FreeBSD.ORG > > Hi Everyone, > I've been playing with DVD on my FBSD box, but it looks lik hell. > The standard recomendation is to enable DMA access on ym drives, so I've > been digging through various kern files I've found on the web. > They all seem to call for > > options ATA_ENABLE_ATAPI_DMA # Enable DMA on ATAPI devices > > The problem is, I can't recompile if I add that to my kern. > The error message reads unknown option "ATA_ENABLE_ATAPI_DMA" > > Am I missing a step here? Acutally I know I am, I just don't know what it > is. This is obsolete. The new ata driver now sets this with a sysctl. Add: hw.ata.atapi_dma="1" # Run the CD-ROM/DVD in DMA mode to /boot/loader.conf. R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman@es.net Phone: +1 510 486-8634 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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