[K12OSN] sis900 nic irq conflict at boot

Almquist Burke balmquist at mindfirestudios.com
Mon Jan 14 12:24:23 UTC 2008

Does it say why it is disabling IRQ 3?

On Jan 13, 2008, at 10:52 AM, Barry Cisna wrote:

> Hello list,
> I am trying to get a teachers Acer Aspire 3000 laptop/AMD/SIS mobo  
> to boot
> to K12ltsp via pxe. When booting the laptop starts the boot process  
> the
> sis900 module gets loaded correctly, and I can see the sis900 nic is
> wanting irq 3 but a few lines before the laptop stops booting there  
> is a
> few lines of hex code then says "disabling irq 3 ",, "You should try
> booting with irgpoll". I have tried adding in dhcpd-k12ltsp.conf
> "NIC=sis900 IRQ=5" and a few different irq #'s but of course this  
> being
> pci it always uses irq 3 natively. This gets booted almost to the  
> point
> were it is starting X but dies shortly before. I see "Watchdog
> netdev,timeout,something,,something" after the client has stopped
> proceeding to boot.When tailing /var/log/messages every thing looks  
> normal
> here other than never seeing entering run level5:(. I have seen  
> some older
> threads in regards to sis900 booting pxe probs but nothing exactly to
> ltsp/k12ltsp.
> I also tried downloading the rom-o-matic sis900.zpxe,and adding  
> into pxe
> directory and pointing the client to this bootrom,,but it starts  
> but fails
> as well.
> This laptop has a Phoenix bios which has No options to change/ 
> disable any
> devices within.
> Anyone run into this before by chance?
> Take Care,
> Barry Cisna
> westcentral school
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