Merging ppc32 and ppc64

Kumar Gala kumar.gala at
Wed Aug 10 09:00:21 EST 2005

On Aug 9, 2005, at 5:55 PM, Paul Mackerras wrote:

> Segher Boessenkool writes:
>> Yes, and that is exactly what I do not want.  We are not going
>> to require OF implementations that do not need yaboot or similar
>> to pass a flattened device tree to the kernel, eh?  Also, there
>> is no reason why something like yaboot (with an OF still running
>> underneath) should have to care about anything device-tree related
>> at all; the OS can just as easily ask the OF itself.
> For now the kernel will cope with either having an OF client interface
> entry point or a flattened device tree passed to it.  In the future we
> intend to move all the OF client calls into the zImage wrapper and
> have the zImage wrapper pass the flattened device tree to the kernel
> proper.  That will be much cleaner because we will be able to get rid
> of all of the dodgy RELOC stuff in prom_init.c.

Can you clarify when the "future" is.  I'd like to see this change  
happen as part of the arch/powerpc work.

- kumar

More information about the Linuxppc-dev mailing list