Date: Wed, 30 Jul 1997 08:03:03 -0400 From: "Donald J. Maddox" <root@scsn.net> To: =?iso-8859-1?Q?S=F8ren_Schmidt?= <sos@sos.freebsd.dk> Cc: dmaddox@scsn.net, cgull@smoke.marlboro.vt.us, doogie@forbidden-donut.anet-stl.com, freebsd-current@FreeBSD.ORG Subject: Re: code talks: announcing EIDE bus master patches Message-ID: <19970730080303.36552@scsn.net> In-Reply-To: =?iso-8859-1?Q?=3C199707301158=2ENAA02177=40sos=2Efreebsd=2Edk=3E=3B_fro?= =?iso-8859-1?Q?m_S=F8ren_Schmidt_on_Wed=2C_Jul_30=2C_1997_at_01=3A58=3A0?= =?iso-8859-1?Q?2PM_%2B0200?= References: <19970730072456.05185@scsn.net> <199707301158.NAA02177@sos.freebsd.dk>
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On Wed, Jul 30, 1997 at 01:58:02PM +0200, Søren Schmidt wrote:
> In reply to Donald J. Maddox who wrote:
> >
> > Anybody know why I'm seeing the following after building a new kernel
> > with the EIDE bus master patches? Do I need to add something to my config
> > to activate this, or ???
>
>
> Yes, as stated in the commit etc, you need to set the flags to 0xa0ffa0ff
> to get DMA support (if the drive and controller supports it).
>
> > wdc0 at 0x1f0-0x1f7 irq 14 flags 0x80ff80ff on isa
> ^^^^^^^^^^
> > wdc1 at 0x170-0x177 irq 15 flags 0x80ff80ff on isa
> ^^^^^^^^^^
> > wdc1: unit 0 (atapi): <V004H0DT B/4V001-4.>, removable, iordy
>
Geez, how did I miss that? Thanks for the info :-)
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