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Date:      Tue, 27 Jul 2004 15:28:35 +1000
From:      Tim Robbins <tjr@freebsd.org>
To:        Nate Lawson <nate@root.org>
Cc:        Marcel Moolenaar <marcel@xcllnt.net>
Subject:   Re: Floppy disk drive no longer detected
Message-ID:  <20040727052835.GA714@cat.robbins.dropbear.id.au>
In-Reply-To: <4105BCAC.1000000@root.org>
References:  <20040726021326.GA23697@cat.robbins.dropbear.id.au> <20040726095929.GA30092@cat.robbins.dropbear.id.au> <4105BCAC.1000000@root.org>

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On Mon, Jul 26, 2004 at 07:23:40PM -0700, Nate Lawson wrote:
> Tim Robbins wrote:
> >On Mon, Jul 26, 2004 at 12:13:26PM +1000, Tim Robbins wrote:
> >
> >>My floppy disk drive is no longer probed correctly by -CURRENT. I get the
> >>following message, but none about fd0 (and /dev/fd0 does not exist):
> >>
> >>fdc0: <floppy drive controller (FDE)> port 0x3f7,0x3f0-0x3f5 irq 6 drq 2 
> >>on acpi0
> >>
> >>Previously it probed as:
> >>
> >>fdc0: <Enhanced floppy controller (i82077, NE72065 or clone)> port 
> >>0x3f7,0x3f0-0x3f5 irq 6 drq 2 on acpi0
> >>fdc0: FIFO enabled, 8 bytes threshold
> >>fd0: <1440-KB 3.5" drive> on fdc0 drive 0
> >>
> >>The ACPI DSDT for this system is available at:
> >>http://people.freebsd.org/~tjr/k8v.txt.bz2
> >
> >
> >Ok, it looks like the FDC device should have a child device for each drive,
> >but my system's DSDT has none. Could we work around this in the driver by
> >not using _FDE/_FDI to probe unless the FDC device has at least 1 child 
> >with
> >an _FDI object, or should we add an entry to the quirks table for this
> >particular BIOS instead?
> 
> Here's another version of the patch.  It should fix _another_ problem I 
> found with Tim's BIOS, namely that it uses a package instead of a buffer 
> for _FDE.

This works nicely, thanks!


Tim



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