===== 03 IOS IO STORES | BIOS 19951204 System ROM Version 3.0 11/18/96 A
BadVaddr as the group starts: 00000480

stores to other devices, each writing back what is there:
RAM sw: 455
timer 0 target, 1 sw: 426
timer 0 target, 4 sw: 855
DMA2 MADR, 1 sw: 426
DMA2 MADR, 4 sw: 825
SPU voice 0 volume, 1 sh: 806
SPU voice 0 volume, 4 sh: 3220
SPU voice 0, 1 sw: 1463
SPU voice 0, 4 sw: 5963
SPU voice 0 volume, 1 sb: 820
CDROM index, 8 sb: 4842
CDROM index, 4 sh: 4383
Done.