[ELDK] IRQ
Stefano Babic
stefano.babic at babic.homelinux.org
Mon Oct 6 09:16:43 CEST 2008
Chuan Neng Lee wrote:
> Hi all,
>
> I am using the latest kernel (linux-2.6-denx) from denx.de git on a
> Lite5200 board.
>
> From the console output, I can see the virtual IRQ numbers that are
> being used by various devices, e.g. f0002000.serial uses irq 129,
> ata1 uses irq 135, etc. My question is, where are the irq numbers
> defined (i.e. in which file)?
The powerpc architecture uses a file (DTS) to describe the hardware. You
can find it under arch/powerpc/boot/dts/*.
I suggest you read booting-without-of.txt that you find in the
Documentation directory of the kernel tree to understand how to set up
your hardware.
Best regards,
Stefano Babic
--
stefano <stefano.babic at babic.homelinux.org>
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