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Date:      Wed, 11 May 2005 15:25:19 -0400
From:      John Baldwin <jhb@FreeBSD.org>
To:        freebsd-acpi@FreeBSD.org
Cc:        Eugene Grosbein <eugen@kuzbass.ru>
Subject:   Re: 5.4: pci_link problem on 440BX
Message-ID:  <200505111525.20199.jhb@FreeBSD.org>
In-Reply-To: <428189D8.C51D289D@kuzbass.ru>
References:  <20050510061713.GA5437@svzserv.kemerovo.su> <200505101647.37678.jhb@FreeBSD.org> <428189D8.C51D289D@kuzbass.ru>

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On Wednesday 11 May 2005 12:28 am, Eugene Grosbein wrote:
> John Baldwin wrote:
> > > > Are any of the IRQs different when you do use the pci_link code
> > > > compared to the dmesg when you have pci_link disabled?
> > >
> > > It seems, no:
> > >
> > > --- dmesg_full        Tue May 10 14:02:42 2005
> > > +++ dmesg_no_pci_link Tue May 10 14:00:59 2005
> > > @@ -20,9 +20,13 @@
> > >  acpi_button0: <Power Button> on acpi0
> > >  pcib0: <ACPI Host-PCI bridge> port
> > > 0x5000-0x500f,0x4000-0x4041,0xcf8-0xcff on acpi0 pci0: <ACPI PCI bus>
> > > on pcib0
> > > +pcib0: no PRT entry for 0.7.INTD
> > > +pcib0: no PRT entry for 0.16.INTA
> > > +pcib0: no PRT entry for 0.18.INTA
> >
> > Your BIOS is broken and there's not anything FreeBSD can really do about
> > it. It's refusing to tell us how to handle certain IRQs which is probably
> > why you are having the problems you are having.
>
> I'm afraid that I don't understand quite right.
> The message "no PRT entry" is here only when pci_link is disabled
> and then problem disappears. What makes you guess that BIOS is broken?

We shouldn't print that message unless pci_link is enabled.  When pci_link is 
disabled we shouldn't even be looking at PRT entries.  Can you try booting a 
6.0-snapshot CD and seeing if it works ok?

-- 
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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