ASUS P5A broken by ACPI black-list
John Baldwin
jhb at FreeBSD.org
Wed Oct 6 11:59:25 PDT 2004
On Tuesday 05 October 2004 04:32 pm, Kevin Oberman wrote:
> > From: John Baldwin <jhb at FreeBSD.org>
> > Date: Tue, 5 Oct 2004 12:09:44 -0400
> >
> > On Tuesday 05 October 2004 11:54 am, Kevin Oberman wrote:
> > > > From: John Baldwin <jhb at FreeBSD.org>
> > > > Date: Mon, 4 Oct 2004 15:57:30 -0400
> > > >
> > > > On Monday 04 October 2004 02:33 pm, Nate Lawson wrote:
> > > > > Kevin Oberman wrote:
> > > > > > It looks like interrupts from the Ethernet are not delivered
> > > > > > without ACPI, but that is hardly your problem. I have over-ridden
> > > > > > the black-list and things are back to normal.
> > > > >
> > > > > The reason this system works in Windows without ACPI is that irq
> > > > > routing in Windows uses multiple info sources including _PIR and
> > > > > $PIR. John Baldwin has patches to do this for us too.
> > > >
> > > > $PIR routing already works on FreeBSD and has worked for quite a
> > > > while. The patches I have are to make the acpi_pci_link code work
> > > > more like the $PIR code already does. It doesn't change the ACPI
> > > > code to actually use $PIR or the MPTable though. I can try to look
> > > > at why the ethernet device doesn't get interrupts correctly if you
> > > > can provide verbose ACPI and non-ACPI dmesgs to look at.
> > >
> > > I am attaching the files. I do see some oddities with the
> > > interrupts that I had not previously noted, but they seen to be linked
> > > to sound, not the Ethernet. And, for whatever it's worth, "vmstat -i"
> > > does not show my sound card, at all. dmesg indicates it should be on
> > > IRQ 6. interrupt total rate
> > > irq0: clk 4242251 99
> > > irq1: atkbd0 3 0
> > > irq7: ppc0 1 0
> > > irq8: rtc 5430044 127
> > > irq10: xl0 13699 0
> > > irq13: npx0 1 0
> > > irq14: ata0 166980 3
> > > irq15: ata1 136 0
> > > Total 9853115 232
> >
> > First, do you have a floppy drive? IRQ 6 should be used for your floppy
> > drive if so. Note that $PIR says that IRQ 6 is not an option for your
> > link devices but ACPI does. In the non-APCI case we use IRQ 10 for both
> > xl0 and pcm0. Are you saying that in that case pcm0 works but xl0 does
> > not?
>
> The sound card works fine with ACPI but, without ACPI it fails. The
> first tone in the file plays continuously, like there are no interrupts
> from the sound card. :-)
Ok, well, it seems your BIOS is too busted for non-ACPI to work out of the
box, you can try setting a hint to force the link for your sound card to use
IRQ 6. Something like 'set hw.pci.link.0x4.irq=6', or maybe
'hw.pci.link.0x04.irq' if that doesn't work.
--
John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve" = http://www.FreeBSD.org
More information about the freebsd-acpi
mailing list