From owner-freebsd-stable  Sun Feb 11 19: 1:36 2001
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From: "David W. Chapman Jr." <dwcjr@inethouston.net>
To: "Thomas T. Veldhouse" <veldy@veldy.net>
Cc: <freebsd-stable@freebsd.org>
References: <200102110405.UAA90354@miles.cs.washington.edu> <00da01c093e0$72429f20$931576d8@inethouston.net> <001601c0949f$3cf34260$1d750140@cascade>
Subject: Re: ata driver and HighPoint HPT370 ATA100 controller 
Date: Sun, 11 Feb 2001 21:01:23 -0600
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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
> >
>
>



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