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(parent: c0691f9) | patch
powerpc/powernv: Add XICS emulation APIs
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Fri, 8 Jul 2016 06:37:05 +0000 (16:37 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 15 Jul 2016 10:18:43 +0000 (20:18 +1000)
commit9fedd3f8804af87be608310aac707a64f831b344
tree81611604b81aba3554d2d0bad97dfa46f5f09b91tree | snapshot (tar.gz zip)
parentc0691f9dd2066087524d2b4498c0c9331f26dcd5commit | diff
powerpc/powernv: Add XICS emulation APIs

OPAL provides an emulated XICS interrupt controller to
use as a fallback on newer processors that don't have a
XICS. It's meant as a way to provide backward compatibility
with future processors. Add the corresponding interfaces.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/opal-api.h diff | blob | blame | history
arch/powerpc/include/asm/opal.h diff | blob | blame | history
arch/powerpc/platforms/powernv/opal-wrappers.S diff | blob | blame | history