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Date:      Wed, 29 Mar 2000 18:02:19 -0600
From:      "David J. Kanter" <djkanter@nwu.edu>
To:        freebsd-questions@FreeBSD.ORG
Subject:   Re: UDMA Mode for FreeBSD
Message-ID:  <20000329180219.B7599@localhost.localdomain>
In-Reply-To: <8705.000329@khrunichev.com>; from JuravlevI@khrunichev.com on Wed, Mar 29, 2000 at 04:55:51PM %2B0400
References:  <8705.000329@khrunichev.com>

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On Wed, Mar 29, 2000 at 04:55:51PM +0400, Ilya wrote:
> 
>  Hi.
>  Whether it would be desirable to take an interest supports FreeBSD
>  a mode of a hard disk ULTRA DMA 33 Mb/s or 66 Mb/s...
>  Whether probably in a configuration of kernel to include.
>  I shall support of this mode or there is any special driver?
>  Beforehand thank for the answer.
---end quoted text---

Here's a snippet from my customized kernel. You want what's listed after the
"flag" marker below:

# IDE DEVICES (hard drive, CD-ROM, Zip):

controller	wdc0	at isa? port "IO_WD1" bio irq 14 flags 0xa0FFa0FF


...now if I type dmesg I get:

wdc0 at 0x1f0-0x1f7 irq 14 flags 0xa0ffa0ff on isa
wdc0: unit 0 (wd0): <IBM-DTTA-371290>, DMA, 32-bit, multi-block-16
wd0: 12395MB (25385472 sectors), 25184 cyls, 16 heads, 63 S/T, 512 B/S

-- 
David Kanter
djkanter@nwu.edu


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