[coreboot] qemu ethernet fix for v3 (port from v2)

[Peter Stuge]

(No need to cc me. Thanks!)

Cristi Magherusan wrote:
> > dmesg output
> 
> Hello,
> 
> Thanks, here you have the outputs you requested, and these are the
> more interesting parts, IMHO. I'll try to change the v3 IRQ to 5
> instead of 11, to see what happens next.

All right! Keep us posted.


> dmesg in v3:
> 
> Apr 22 16:12:52 avatt user.warn kernel: PCI: No IRQ known for interrupt pin A of device 0000:00:03.0. Please try using pci=biosirq.

Yeah, this is bad.


> Apr 22 16:12:52 avatt user.info kernel: pcnet32: PCnet/PCI II 79C970A at 0x1000, 52 54 00 12 34 56 assigned IRQ 0.

IRQ 0 will not work.


In recent kernels it's possible to enable quite a lot of PCI and x86
init debugging. If the next change doesn't work that may give more
useful information.


//Peter
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