[Asterisk-Users] IRQ headaches

[u niquorn]

David Mandelstam
On the road, hence using Hotmail
reply to dm at sangoma.com




>From: Rich Adamson <radamson at routers.com>
>Reply-To: Asterisk Users Mailing List - Non-Commercial Discussion 
><asterisk-users at lists.digium.com>
>To: Asterisk Users Mailing List - Non-Commercial Discussion 
><asterisk-users at lists.digium.com>
>Subject: Re: [Asterisk-Users] IRQ headaches
>Date: Tue, 22 Mar 2005 08:21:42 -0600
>
> > Excuse my ignorance here, but I am desperately trying to isolate the IRQ 
>for
> > my TE110P card (shown below as t1xxp) Ive gone into my bios and disabled 
>all
> > usb , parallel, serial and some other devices, those that I needed to 
>keep,
> > I have moved off of IRQ 10 and onto IRQ 5, but everytime I boot up, I 
>get
> > usb-uhci and ehci_hcd using IRQ 10 as well as my Digium card. Does 
>anybody
> > know what these are and how I can get rid of them  ?
> >
> > I am running on an HP Compaq D530s with Fedora Core 1, here is my
> >
> >
> > [root at tracegb root]# cat /proc/interrupts
> >            CPU0
> >   0:      15242          XT-PIC  timer
> >   1:          4          XT-PIC  keyboard
> >   2:          0          XT-PIC  cascade
> >   5:       3914          XT-PIC  usb-uhci, usb-uhci, eth0
> >   8:          1          XT-PIC  rtc
> >  10:          0          XT-PIC  usb-uhci, ehci_hcd, t1xxp
> >  12:         48          XT-PIC  PS/2 Mouse
> >  14:       4094          XT-PIC  ide0
> >  15:          1          XT-PIC  ide1
> > NMI:          0
> > ERR:          0
>
>There are others on this list that are far more knowledgable then
>I, but those interrupts that show "0" aren't of any concern with
>the exception that if an interrupt can be freed up, your system
>might allow that interrupt to be used by other cards, etc.
>
>If you look back over some of the previous posts on this, you'll
>see where some discussion has occurred that says the interrupt
>assignments can vary dramatically by motherboard. In other words,
>some motherboards apparantly have a specific interrupt hard-wired
>to specific pci slots, including any internal ethernet adapters.
>
>The above list suggests you have several free interrupts available,
>so moving the digium card to other slots is _basically_ the only
>remaining steps available to you.
>
>Since your t1xxp interrupt is showing "0", the issue is probably
>not related to shared interrupts, but rather some sort of
>incompatibility at the OS/Card level. Others can comment more on
>that then I can.
>
>
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