===== 16 F8W F16 1F8010F8 WRITES | BIOS 19951204 System ROM Version 3.0 11/18/96 A BadVaddr as the group starts: 00000480 First reads, twice back to back then 1000 cycles on: I_STAT 950D0000 950D0000 950D0000, GPUSTAT 5606200F 5606200F 5606200F, SPUSTAT 0805 0805 0805, JOY_STAT 00011005 0000B805 00002005, DICR 00000000 00000000 00000000 1F8010F8h written by sw: 0, then FFFFFFFFh, then DMA6 and DMA2 runs, then the value as found written back. As found: lw 7FEB1A23, lhu +0 1A23 +2 7FEB, lbu 23 1A EB 7F; 1F8010FCh lw 00FFFFFF After sw 0: lw 7FEB1A23, lhu +0 1A23 +2 7FEB, lbu 23 1A EB 7F; 1F8010FCh lw 00FFFFFF After sw FFFFFFFFh: lw 7FEB1A23, lhu +0 1A23 +2 7FEB, lbu 23 1A EB 7F; 1F8010FCh lw 00FFFFFF Then after DMA6 OTC 256: lw 7FE32A63, lhu +0 2A63 +2 7FE3, lbu 63 2A E3 7F; 1F8010FCh lw 00FFFFFF Then after a DMA2 list of 1024 empty nodes: lw 7FE72A23, lhu +0 2A23 +2 7FE7, lbu 23 2A E7 7F; 1F8010FCh lw 00FFFFFF After the value as found written back: lw 7FE72A23, lhu +0 2A23 +2 7FE7, lbu 23 2A E7 7F; 1F8010FCh lw 00FFFFFF Done.