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From: John Baldwin <jhb@freebsd.org>
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Date: Fri, 14 Oct 2011 13:58:27 -0400
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	(bigwig.baldwin.cx); Fri, 14 Oct 2011 14:53:44 -0400 (EDT)
Cc: Doug Barton <dougb@freebsd.org>,
	Michael Butler <imb@protected-networks.net>,
	FreeBSD Current <freebsd-current@freebsd.org>
Subject: Re: Fixed: ichwd failure to attach
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On Friday, October 14, 2011 1:35:19 pm Xin LI wrote:
> On 10/14/11 04:35, John Baldwin wrote:
> > On Thursday, October 13, 2011 6:26:26 pm Doug Barton wrote:
> >> On 10/12/2011 08:20, Michael Butler wrote:
> >>> SVN r226302 solves the ichwd failure to attach issue ..
> >>
> >> Still failing for me:
> >>
> >> ichwd0: <Intel ICH10DO watchdog timer> on isa0
> >> ichwd0: unable to reserve GCS registers
> >> device_attach: ichwd0 attach returned 6
> >
> > Yes, it can only fix it if the BIOS decides to list it as a system resource in
> > ACPI.  However, using 'debug.acpi.disabled=hostres' should still be working as
> > a workaround for lying BIOSes yes?
> 
> I do have debug.acpi.disabled=hostres but it doesn't seem help in my
> case (Dell Latitude D630):
> 
> ichwd0: <Intel ICH8M watchdog timer> on isa0
> ichwd0: unable to reserve GCS registers
> device_attach: ichwd0 attach returned 6
> ichwd0: <Intel ICH8M watchdog timer> at port 0x1030-0x1037,0x1060-0x107f
> on isa0
> ichwd0: unable to reserve GCS registers
> device_attach: ichwd0 attach returned 6
> 
> Is there something I should look at or additional information needed?

Hmm, is your isab device behind a PCI-PCI bridge?

-- 
John Baldwin