Merge branch 'ppc-for-upstream' of git://repo.or.cz/qemu/agraf

* 'ppc-for-upstream' of git://repo.or.cz/qemu/agraf:
  pseries: Fix reset of VIO network device
  pseries: Reset vscsi properly
  pseries: Correctly use the device model reset hooks
  pseries: Remove old hcalls hook stub
  pseries: Remove old debug leftovers from spapr_vscsi
  pseries: Fix RTAS based config access
  target-ppc/machine.c: Drop unnecessary ifdefs
  target-ppc: Init dcache and icache size for e500 user mode
  target-ppc: Fix type casts for w64 (uintptr_t)
  target-ppc: QOM'ify CPU reset
  target-ppc: Start QOM'ifying CPU init
  target-ppc: QOM'ify CPU
  target-ppc: Add hooks for handling tcg and kvm limitations
  target-ppc: Drop cpu_ppc_close()
  pseries: Consolidate hack for RTAS display-character usage
  pseries: Remove unused fields from VIOsPAPRBus structure
  pseries: Implement RTAS system-reboot call
  pseries: Fix bug with reset of VIO CRQs
  pseries: Clean up hcall_dprintf() debugging messages
  PPC: Fix TLB invalidation bug within the PPC interrupt handler.