APIC causes vr0 watchdog timeouts and Interrupt storms

Chris Laverdure dashevil at sympatico.ca
Sun Aug 29 15:29:46 PDT 2004


On Sun, 2004-08-29 at 22:09, Christian Hiris wrote:
> On Sunday 29 August 2004 06:49, Justin Settle wrote:
> 
...
> 
> I had similar USB problems on a Via KT600 board. In my case, manual irq 
> routing fixed the interrupt strom on irq 21.     
> 
> # cat /boot/device.hints | grep acpi
> hw.acpi.pci.link.0.16.0.irq=21
> hw.acpi.pci.link.0.16.1.irq=21
> hw.acpi.pci.link.0.16.2.irq=21
> hw.acpi.pci.link.0.16.3.irq=21
> 
> USB works perfectly now with ACPI and with options SMP/APIC defined in my 
> kernelconfig and ACPI. 
> 
> Nate Lawson comitted some major improvements on the acpi_pci_link.c code 
> regarding the _CRS and _SRS objects and KTxxx bords in the last weeks, so I 
> think it's a good idea cc'ing him.     
> 
> I can't tell you much about the vr (VT6102) because it's irq routing is 
> different on the KT600 board (device 0.18.0 --> irq 5 ) and the chip 
> initializes without problems here. 
> 
> Cheers, 
> ch 

After my portupgrade -f kde* is done I'll try that out and see if it
does anything for me. (Not sure of the exact model, but I have a VIA
motherboard as well)

Thanks.



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