PPCBug, PrPMC800 and bootargs

Tom Rini trini at kernel.crashing.org
Wed Nov 26 10:50:05 EST 2003

On Fri, Nov 21, 2003 at 04:31:18PM -0500, Ashwin Bihari wrote:
> Greetings,
> I'm trying to get bootargs working with my Kernel such that I can change the
> root device on the fly from the firmware. I'm using PPC7-Bug and GEVEDIT to
> set the bootargs up.
> I can see that bootargs gets set within the firmware, after some digging
> around in the Linux Kenrel I see that it is never being checked/read. I see
> there are some patches for VME, any such thing for the PrPMC800??
> I'm using 2.4.23-pre8 off the Linuxppc_2.4_devel branch.

The changes required for this to work are rather trivial, and you should
be able to use the code needed for the Motorola LoPEC as a starting
point of what you need to do (arch/ppc/config.in,
arch/ppc/kernel/Makefile and arch/ppc/platforms/prpmc800_setup.c I
imagine).  Patches would be appreciated.

Tom Rini

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