===== 01 IMR I MASK READBACK | BIOS 19951204 System ROM Version 3.0 11/18/96 A
BadVaddr as the group starts: 00000480
I_MASK as found: 0009
sw FFFFFFFF, then lw 960507FF
sw FFFFFFFF, then lhu +0 07FF, lhu +2 3C03
sw FFFFFFFF, then lbu +0..+3 FF 07 C6 30
sw 0000F800 (bits 11-15), then lhu 0000
sw 12345555, then lhu 0555
sw 0, then lw 24840000
Partial stores: baseline, source, op, then the low half read back
base 000 src AABBCCDD: sb+0=4DD sb+1=500 sb+2=000 sb+3=000 sh+0=4DD sh+2=000 sw=4DD
base 000 src FEDCBA98: sb+0=298 sb+1=000 sb+2=000 sb+3=000 sh+0=298 sh+2=000 sw=298
base 7FF src AABBCCDD: sb+0=4DD sb+1=500 sb+2=000 sb+3=000 sh+0=4DD sh+2=000 sw=4DD
base 7FF src FEDCBA98: sb+0=298 sb+1=000 sb+2=000 sb+3=000 sh+0=298 sh+2=000 sw=298
sw 2A5 then lw at once: 000002A5
Done.