001bf754 - 001bf778

001bf754: 2404ffff addiu r4,r0,0xffff
001bf758: 34030003 ori r3,r0,0x0003
001bf75c: 3c02801f lui r2,0x801f
001bf760: 244290f2 addiu r2,r2,0x90f2
001bf764: a4440000 sh r4,0x0000(r2)
001bf768: 2463ffff addiu r3,r3,0xffff
001bf76c: 0461fffd bgez r3,0x001bf764
001bf770: 2442fffe addiu r2,r2,0xfffe
001bf774: 03e00008 jr r31
001bf778: 00000000 nop