Merge tag 'qemu-macppc-20221031' of https://github.com/mcayland/qemu into staging

Merge tag 'qemu-macppc-20221031' of https://github.com/mcayland/qemu into staging

qemu-macppc updates for 7.2

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# gpg: Signature made Mon 31 Oct 2022 15:31:44 EDT
# gpg:                using RSA key CC621AB98E82200D915CC9C45BC2C56FAE0F321F
# gpg:                issuer "mark.cave-ayland@ilande.co.uk"
# gpg: Good signature from "Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>" [full]
# Primary key fingerprint: CC62 1AB9 8E82 200D 915C  C9C4 5BC2 C56F AE0F 321F

* tag 'qemu-macppc-20221031' of https://github.com/mcayland/qemu:
  mac_newworld: Turn CORE99_VIA_CONFIG defines into an enum
  mac_{old|new}world: Code style fix adding missing braces to if-s
  mac_nvram: Use NVRAM_SIZE constant
  hw/ppc/mac.h: Rename to include/hw/nvram/mac_nvram.h
  hw/ppc/mac.h: Move PROM and KERNEL defines to board code
  hw/ppc/mac.h: Move grackle-pcihost type declaration out to a header
  hw/ppc/mac.h: Move macio specific parts out from shared header
  hw/ppc/mac.h: Move newworld specific parts out from shared header
  mac_{old|new}world: Reduce number of QOM casts
  mac_newworld: Clean up creation of Uninorth devices
  mac_{old|new}world: Avoid else branch by setting default value
  mac_{old|new}world: Set tbfreq at declaration
  mac_oldworld: Drop some more variables
  mac_newworld: Drop some variables

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>