[Cialug] Changing IRQs with ACPI

[Jonathan C. Bailey]

No slot changes. MiniATX board.. Here are the slots from the CPU out

Intel PRO/1000 (PCIe x1)
3ware 9650SE (PCIe x4)
Empty (PCI)
Sangoma A400 (PCI)


-Jon

----- Original Message -----
From: "David Champion" <dchampion at visionary.com>
To: "Central Iowa Linux Users Group" <cialug at cialug.org>
Sent: Thursday, December 6, 2007 3:26:36 PM (GMT-0600) America/Chicago
Subject: Re: [Cialug] Changing IRQs with ACPI

Can you move one of them to a different slot? If you're lucky, the mobo 
documentation may show you which pci slots have shared interrupts, and 
which are pci master. You probably want to have at least the RAID card 
in a pci master slot.

-dc

Jonathan C. Bailey wrote:
> For some reason, ACPI seems to have put my RAID controller, and 2 NICs on the same IRQ. Is there any way to force these devices to all have their own IRQ? My /proc/interrupts is below. BTW, overriding it in the BIOS doesn't seem to work at all..
>
>
>            CPU0       CPU1       
>   0:    8301259         67    IO-APIC-edge  timer
>   1:        715          9    IO-APIC-edge  i8042
>   8:          2          1    IO-APIC-edge  rtc
>   9:          0          0   IO-APIC-level  acpi
>  50:   82986500          1   IO-APIC-level  wanpipe1
> 201:      65306  166290579   IO-APIC-level  3w-9xxx, eth0, eth1
> 209:          0          0   IO-APIC-level  ehci_hcd:usb1
> 217:          0          0   IO-APIC-level  ohci_hcd:usb2
> 225:        244          1   IO-APIC-level  HDA Intel
> NMI:          0          0 
> LOC:    8301329    8301328 
> ERR:         12
> MIS:          0
>
>
>
>
> -Jon
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