Date: Tue, 9 Apr 2002 11:29:02 +0200 (CEST) From: Nick Hibma <n_hibma@van-laarhoven.org> To: Cor Bosman <cor@xs4all.net> Cc: Cor Bosman <cor@xs4all.nl>, "freebsd-bugs@freebsd.org" <freebsd-bugs@freebsd.org> Subject: Re: broadcast storms on USB controllers (Re: USB/SCSI probleem in 4.5-p2 ?) Message-ID: <20020409112835.U374-100000@heather.van-laarhoven.org> In-Reply-To: <20020409111057.W374-100000@heather.van-laarhoven.org>
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You should see a message like:
uhci1: Could not allocate irq
device_probe_and_attach: uhci1 attach returned 6
to be complete.
Nick
On Tue, 9 Apr 2002, Nick Hibma wrote:
>
> Could you try the following patch?
>
> heather:root# diff -wu sys/dev/pci/pci.c~ sys/dev/pci/pci.c
> --- sys/dev/pci/pci.c~ Sun Jan 13 15:31:21 2002
> +++ sys/dev/pci/pci.c Tue Apr 9 11:19:05 2002
> @@ -783,7 +783,7 @@
> pci_add_map(pcib, b, s, f, q->arg1, rl);
> }
>
> - if (cfg->intpin > 0 && cfg->intline != 255) {
> + if (cfg->intpin > 0 && cfg->intline != 255 && cfg->intline != 0)
> {
> #ifdef __ia64__
> /*
> * Re-route interrupts on ia64 so that we can get the
>
> This removes the difference between the two functions that decide
> whether or not to use an interrupt. I don't know whether this is correct
> according to the PCI spec, but it looks incorrect to me to add intline 0
> to the resource list for interrupts.
>
> The result of this patch should be that the USB controller is refused
> while attaching and hence the interrupt on it is not enabled. This
> doesn't make the USB controller work for you, but that problem is on a
> totally different scale and not one that I could fix. It should however
> make your system boot.
>
> The patch is for a reasonably current CURRENT, so I wouldn't expect more
> problems with it than a bit of offset when applying the patch.
>
> Cheers,
>
> Nick
>
>
> > uhci0: <VIA 83C572 USB controller> port 0xe400-0xe41f irq 0 at device 17.2 on pci0
> > pci_cfgintr: can't route an interrupt to 0:17 INTD
> > usb0: <VIA 83C572 USB controller> on uhci0
> > usb0: USB revision 1.0
> > uhub0: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> > uhub0: 2 ports with 2 removable, self powered
> > uhci1: <VIA 83C572 USB controller> port 0xe800-0xe81f at device 17.3 on pci0
> > pci_cfgintr: can't route an interrupt to 0:17 INTD
> > uhci1: Could not allocate irq
> > device_probe_and_attach: uhci1 attach returned 6
> > uhci1: <VIA 83C572 USB controller> port 0xec00-0xec1f at device 17.4 on pci0
> > pci_cfgintr: can't route an interrupt to 0:17 INTD
> > uhci1: Could not allocate irq
> > device_probe_and_attach: uhci1 attach returned 6
> >
> > Cor
> >
> > >
> > > What does the line specifying USB say?
> > >
> > > Nick
> > >
> > > On Mon, 8 Apr 2002, Cor Bosman wrote:
> > >
> > > > During boot of the kernel the system hangs just before probing the SCSI
> > > > harddisks:
> > > >
> > > > APIC_IO: Testing 8254 interrupt delivery
> > > > APIC_IO: routing 8254 via IOAPIC #0 intpin 2
> > > > IP packet filtering initialized, divert enabled, rule-based forwarding enabled, default to accept, logging limited to 100 packets/entry by default
> > > > IP Filter: v3.4.20 initialized. Default = pass all, Logging = enabled
> > > > SMP: AP CPU #1 Launched!
> > > > acd0: CDROM <MATSHITA CR-177> at ata0-master using PIO4
> > > >
> > > > It hangs here.
> > > >
> > > > If I remove USB support from the kernel things continue just fine.
> > > >
> > > > Ive read in the archives about problems in 4.4 with the BIOS not assigning
> > > > an IRQ to USB. Is this still the case? I need to change BIOS settings
> > > > to be able to use SCSI harddisks and USB devices?
> > > >
> > > > No way to fix this without BIOS changes?
> > > >
> > > > Regards,
> > > >
> > > > Cor
> > > >
> > > > To Unsubscribe: send mail to majordomo@FreeBSD.org
> > > > with "unsubscribe freebsd-bugs" in the body of the message
> > > >
> > >
> > > --
> > > n_hibma@van-laarhoven.org http://www.van-laarhoven.org/
> > > n_hibma@FreeBSD.org http://www.etla.net/~n_hibma/
> > >
> >
>
>
--
n_hibma@van-laarhoven.org http://www.van-laarhoven.org/
n_hibma@FreeBSD.org http://www.etla.net/~n_hibma/
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