powerpc: Put exception configuration in a common place

The various calls to establish exception endianness and AIL are
now done from a single point using already established CPU and FW
feature bits to decide what to do.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Benjamin Herrenschmidt 2016-07-05 15:03:49 +10:00 • committed by Michael Ellerman
commit d3cbff1b5a
8 changed files with 108 additions and 103 deletions