Add breakpoint debug support to PowerPC KVM

These patches add the ability for PowerPC KVM to use hardware breakpoints.

5 files changed, 179 insertions(+), 2 deletions(-)
arch/powerpc/kvm/booke_guest.c      |   25 ++++++++
arch/powerpc/kvm/booke_interrupts.S |    3 -
arch/powerpc/kvm/powerpc.c          |  102 ++++++++++++++++++++++++++++++++++-
include/asm-powerpc/kvm_host.h      |    4 +
include/asm-powerpc/reg_booke.h     |   47 ++++++++++++++++