BUNIT.OUT Store Image & Wait

001ce85c: 27bdffe8 addiu r29,r29,-0x0018
001ce860: afbf0010 sw r31,0x0010(r29)
001ce864: 0c009258 jal 0x00024960                   SYS StoreImage
001ce868: 00000000 nop
001ce86c: 0c0091b5 jal 0x000246d4                   SYS DrawSync
001ce870: 34040001 ori r4,r0,0x0001
001ce874: 1440fffd bne r2,r0,0x001ce86c             hold cpu until drawsync is done
001ce878: 00000000 nop
001ce87c: 8fbf0010 lw r31,0x0010(r29)
001ce880: 27bd0018 addiu r29,r29,0x0018
001ce884: 03e00008 jr r31
001ce888: 00000000 nop