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Date:      Fri, 7 Apr 2006 10:46:48 -0400
From:      John Baldwin <jhb@freebsd.org>
To:        freebsd-acpi@freebsd.org
Subject:   Re: se7520af2 intel motherboard acpi problem
Message-ID:  <200604071046.50669.jhb@freebsd.org>
In-Reply-To: <20060407125705.T67462@netserv1.chg.ru>
References:  <20060406113433.O6088@netserv1.chg.ru> <200604061103.16570.jhb@freebsd.org> <20060407125705.T67462@netserv1.chg.ru>

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On Friday 07 April 2006 05:02, Anton Menshutin wrote:
> 
> On Thu, 6 Apr 2006, John Baldwin wrote:
> 
> > Can you give more detail about how the pci-e busses do not work?
> >
> In dmesg output you can see kernel says nothing about areca raid 
> controller, which is on pci-e bus. And
> pcib5: <ACPI PCI-PCI bridge> at device 0.0 on pci6
> pcib5:   secondary bus     8
> pcib5:   subordinate bus   8
> pcib5:   I/O decode        0xf000-0xfff
> pcib5:   memory decode     0xfe900000-0xfe9fffff
> pcib5:   prefetched decode 0xfbc00000-0xfbffffff
> device_attach: pcib5 attach returned 6
> what i think means there is a problem during init of pci-e bus.

Ah, ok.  It would be most helpful if you could add a bunch of printf's
to the attach routine in sys/dev/acpica/acpi_pcib_pci.c to see where
the error comes from.

Oh, I think I've seen this before.  This is due to incompetent BIOS
writers.  Edit sys/dev/acpica/acpi_pcib.c and in the acpi_pcib_attach()
function comment out the acpi_DeviceIsPresent() check.  The BIOS is
claiming that the specific PCI bus doesn't exist.

-- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org



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