From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <a90cfd6bf5499590a80a42c27d1a6db9@plan9.bell-labs.com>
From: jmk@plan9.bell-labs.com
To: 9fans@cse.psu.edu
Subject: Re: [9fans] venti/fmtarenas approximate duration?
In-Reply-To: <Pine.LNX.4.44.0306231937120.17223-100000@fbsd.cpsc.ucalgary.ca>
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Date: Mon, 23 Jun 2003 21:54:49 -0400
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try adding

		case (0x24DB<<16)|0x8086:	/* 82801EB (ICH5) */

to the switch in /sys/src/9/pc/sdata.c:atapnp(), then try
doing the

	echo dma on >/dev/sd[CD][01]/ctl

after you have done some i/o, the config line when catting
the dev ctl file should have something other than 0 in the
dmactl field.