Starting the arch/powerpc merge

[Paul Mackerras]

Christoph Hellwig writes:

> What about just dropping POWER3/4 support in 32bit mode?

Yes... I'm getting very close to deciding to do that.  In fact POWER3
isn't too bad, since it still has BATs, but POWER4/PPC970 would be
tricky.

Does anyone on these lists have any major objections if we drop
support for 32-bit kernels on POWER3 and POWER4/PPC970?

Paul.