Re: PCI interrupt queries

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On 21-08-08 11:31, Welch, Martyn (GE EntSol, Intelligent Platforms) wrote:

Rajat Jain wrote:

OK. But who does it in an embedded environment (PPC for eg) where there is no POST software. The first piece of code that gets
executed is U-boot and then the kernel. So who writes the LINE
value into the config space?

U-boot does. There is a fairly standardised way to connect PCI interrupt
lines, especially for PCI slots where various cards can be plugged in:

How peculiar, a boot loader doing hardware programming...

Rene.
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