Date: Wed, 2 Jan 2002 23:24:37 -0600 From: "David W. Chapman Jr." <dwcjr@inethouston.net> To: ian j hart <ianjhart@ntlworld.com> Cc: Doug White <dwhite@resnet.uoregon.edu>, Thilo Mezger <tm@spoiled.org>, stable@freebsd.org Subject: Re: RELENG_4_4: PIIX busmastering DMA not supported Message-ID: <20020103052437.GA30926@leviathan.inethouston.net> In-Reply-To: <3C33C475.B9A1F18@ntlworld.com> References: <Pine.BSF.4.33.0201021709380.53787-100000@resnet.uoregon.edu> <3C33C475.B9A1F18@ntlworld.com>
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On Thu, Jan 03, 2002 at 02:39:49AM +0000, ian j hart wrote: > Doug White wrote: > > > > On Wed, 2 Jan 2002, Thilo Mezger wrote: > > > > > I was wondering if somebody could explain to me why busmastering DMA > > > is not supported in my setup (RELENG_4_4): > > > > > > # dmesg | grep ata > > > atapci0: <Intel PIIX ATA controller> port 0xfcf0-0xfcff at device 1.1 on pci0 > > > atapci0: Busmastering DMA not supported > > > > According to the code, your controller does not claim to support DMA. The > > original PIIX probably didn't support it, thinking about it... > > > > Check your BIOS settings and verify that you didn't disable DMA at some > > point in the past. > > > > Doug White | FreeBSD: The Power to Serve > > dwhite@resnet.uoregon.edu | www.FreeBSD.org > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-stable" in the body of the message > > This should be the 430 FX (triton) chipset which > claims to support WDMA2. IIRC these could be a bit flakey, > unlike the HX (triton II), which actually works ;) > I've had a lot of problems when I used to use the i430 FX chips, but unrelated to this. -- David W. Chapman Jr. dwcjr@inethouston.net Raintree Network Services, Inc. <www.inethouston.net> dwcjr@freebsd.org FreeBSD Committer <www.FreeBSD.org> To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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