Interrupt 11

[dave at math.mit.edu (David Backeberg)]

That seems really weird. It looks like the only IRQ in use on the whole 
system is 11. That doesn't make any sense to me. Anybody else have ideas?

-- 
David Backeberg (dave at math.mit.edu)
Network Staff Assistant
MIT Math Dept.
Rm. 2-332            (617) 253-4995

On Sat, 19 Mar 2005, Steven L. Kleiman wrote:

> %From dave at math.mit.edu  Sat Mar 19 20:18:18 2005
> Were you able to find any related settings in the BIOS about moving the
> IRQs for the devices? These might be in some kind of "Advanced" section.
> Try checking out all the options.
> -SLK-05Mar19> The BIOS has 7 pages, but no "Advanced" section.  I've
> tried checking everying that sounds reasonable, and a few wild cards.
>
> Also, how are the devices / IRQs allocated? Try this:
> 		    lspci -v | egrep "(..:..\.|IRQ)"
> please post the output to the list.
> $ lspci -v | egrep "(..:..\.|IRQ)"
> 00:00.0 Host bridge: Intel Corp. 82845 845 (Brookdale) Chipset Host
> Bridge (rev 04)
> 00:01.0 PCI bridge: Intel Corp. 82845 845 (Brookdale) Chipset AGP Bridge
> (rev 04) (prog-if 00 [Normal decode])
> 00:1d.0 USB Controller: Intel Corp. 82801DB USB (Hub #1) (rev 03)
> (prog-if 00 [UHCI])
>        Flags: bus master, medium devsel, latency 0, IRQ 11
> 00:1d.1 USB Controller: Intel Corp. 82801DB USB (Hub #2) (rev 03)
> (prog-if 00 [UHCI])
>        Flags: bus master, medium devsel, latency 0, IRQ 11
> 00:1d.2 USB Controller: Intel Corp. 82801DB USB (Hub #3) (rev 03)
> (prog-if 00 [UHCI])
>        Flags: bus master, medium devsel, latency 0, IRQ 11
> 00:1d.7 USB Controller: Intel Corp. 82801DB USB2 (rev 03) (prog-if 20
> [EHCI])
>        Flags: bus master, medium devsel, latency 0, IRQ 11
> 00:1e.0 PCI bridge: Intel Corp. 82801BAM/CAM PCI Bridge (rev 83)
> (prog-if 00 [Normal decode])
> 00:1f.0 ISA bridge: Intel Corp. 82801DBM LPC Interface Controller (rev
> 03)
> 00:1f.1 IDE interface: Intel Corp. 82801DBM Ultra ATA Storage Controller
> (rev 03) (prog-if 8a [Master SecP PriP])
>        Flags: bus master, medium devsel, latency 0, IRQ 11
> 00:1f.5 Multimedia audio controller: Intel Corp. 82801DB AC'97 Audio
> Controller (rev 03)
>        Flags: bus master, medium devsel, latency 0, IRQ 11
> 01:00.0 VGA compatible controller: nVidia Corporation NV28 [GeForce4 Ti
> 4200 Go AGP 8x] (rev a1) (prog-if 00 [VGA])
>        Flags: bus master, VGA palette snoop, 66Mhz, medium devsel,
> latency 248, IRQ 11
> 02:00.0 Ethernet controller: Broadcom Corporation BCM4401 100Base-T (rev
> 01)
>        Flags: bus master, fast devsel, latency 32, IRQ 11
> 02:01.0 CardBus bridge: Texas Instruments PCI4510 PC card Cardbus
> Controller (rev 02)
>        Flags: bus master, medium devsel, latency 168, IRQ 11
> 02:01.1 FireWire (IEEE 1394): Texas Instruments PCI4510 IEEE-1394
> Controller (prog-if 10 [OHCI])
>        Flags: bus master, medium devsel, latency 32, IRQ 11
>
> -- Thanks, Steve
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