MPIC and OpenPIC have very similar design.
So a lot of code can be reused.
Signed-off-by: Liu Yu <yu.liu@freescale.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6659 c046a42c-6fe2-441c-8c8c-71466251a162