Date: Sun, 11 Feb 2001 21:01:23 -0600 From: "David W. Chapman Jr." <dwcjr@inethouston.net> To: "Thomas T. Veldhouse" <veldy@veldy.net> Cc: <freebsd-stable@freebsd.org> Subject: Re: ata driver and HighPoint HPT370 ATA100 controller Message-ID: <021801c094a0$173fa8a0$931576d8@inethouston.net> References: <200102110405.UAA90354@miles.cs.washington.edu> <00da01c093e0$72429f20$931576d8@inethouston.net> <001601c0949f$3cf34260$1d750140@cascade>
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Yes, but DMA != UDMA, they are two difference things, you'll have to ask soren and the group why not, but it was explained to me a while ago and made sense at the time. ----- Original Message ----- From: "Thomas T. Veldhouse" <veldy@veldy.net> To: "David W. Chapman Jr." <dwcjr@inethouston.net> Cc: <freebsd-stable@freebsd.org> Sent: Sunday, February 11, 2001 8:55 PM Subject: Re: ata driver and HighPoint HPT370 ATA100 controller > Why not? It works great for me. Also, when watching a DVD video (via > Windows ;( ), you can not get the best performance unless you turn DMA on. > > Tom Veldhouse > veldy@veldy.net > > ----- Original Message ----- > From: "David W. Chapman Jr." <dwcjr@inethouston.net> > To: "Matthew Emmerton" <matt@gsicomp.on.ca>; "Alec Wolman" > <wolman@cs.washington.edu> > Cc: <stable@FreeBSD.ORG>; "Eric Jacoboni" <jaco@teaser.fr> > Sent: Saturday, February 10, 2001 10:09 PM > Subject: Re: ata driver and HighPoint HPT370 ATA100 controller > > > > There's a difference between UDMA and WDMA. From what I hear you don't > want > > UDMA on ATAPI devices anyways. > > > > > My plextor drive (same model) supports DMA. It is hooked up > > > to a VIA 82C686 controller. Here is the message from my boot probe... > > > > > > acd0: DVD-ROM <TOSHIBA DVD-ROM SD-M1402> at ata1-master using UDMA33 > > > acd1: CD-RW <PLEXTOR CD-R PX-W1210A> at ata1-slave using WDMA2 > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-stable" in the body of the message > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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