Fix input devices for ARMv7 and aarch64
Fix input devices for ARMv7 and aarch64

The Arm architectures don't work well with the legacy ps2 bits causing
issues with graphical output. Qemu also doesn't, due to a historical
oversight, automatically setup input so we need to do it here else
graphical out and hence screenshots don't work.

Signed-off-by: Peter Robinson <0cd2d1e82f6226d6d80917107cdcc165e1fecc43@gmail.com>

clalancette/oz,nullr0ute/oz,clalancette/oz,nullr0ute/oz