SPR implementation request.

[Jd Lyons]

Would some knowledgeable person implement a few SPR’s to get OS X booting on our emulated G5 CPU’s

 qemu-system-ppc64 -M mac99 -m 1024 -hda ~/Leopard.img -serial stdio  -d guest_errors

>> =============================================================

>> OpenBIOS 1.1 [Oct 28 2019 17:09]

>> Configuration device id QEMU version 1 machine id 3

>> CPUs: 1

>> Memory: 1024M

>> UUID: 00000000-0000-0000-0000-000000000000

>> CPU type PowerPC,970FX

milliseconds isn't unique.

>> switching to new context:

>> call-method slw_update_keymap failed with error ffffffdf

>> call-method slw_update_keymap failed with error ffffffdf

Trying to write invalid spr 276 (0x114) at 00000000000b6db4

Trying to read invalid spr 277 (0x115) at 00000000000b6db8

Trying to read invalid spr 276 (0x114) at 00000000000b6dbc

Trying to write invalid spr 277 (0x115) at 00000000000b6dd8

Trying to write invalid spr 276 (0x114) at 00000000000b6ddc

Trying to read invalid spr 276 (0x114) at 00000000000b6de0

Trying to write invalid spr 277 (0x115) at 00000000000b6e8c

Trying to write invalid spr 276 (0x114) at 00000000000b6e90

Trying to read invalid spr 276 (0x114) at 00000000000b6e94

invalid/unsupported opcode: 00 - 00 - 00 - 00 (00000000) 0000000000000000 0

Trying to write invalid spr 304 (0x130) at 0000000000003e14

Trying to read invalid spr 304 (0x130) at 0000000000003e38

invalid/unsupported opcode: 00 - 00 - 00 - 00 (00000000) 0000000000000008 0

invalid/unsupported opcode: 00 - 00 - 00 - 00 (00000000) 0000000000000008 0