00026424 - 00026450

00026424: 3c021000 lui r2,0x1000
00026428: 3c038003 lui r3,0x8003
0002642c: 8c632968 lw r3,0x2968(r3)             # GP1
00026430: 00822025 or r4,r4,r2                  # ready to receive DMA block + whatever else was parsed?
00026434: ac640000 sw r4,0x0000(r3)             # 
00026438: 3c028003 lui r2,0x8003
0002643c: 8c422964 lw r2,0x2964(r2)             # GP0
00026440: 3c0300ff lui r3,0x00ff
00026444: 8c420000 lw r2,0x0000(r2)             #
00026448: 3463ffff ori r3,r3,0xffff
0002644c: 03e00008 jr r31
00026450: 00431024 and r2,r2,r3                 # return current GP0 instruction being executed?