(0515) 0000 = level setting parser (possibly additional settings later)
 	values:
 		00 = normal parse
 		01 = set $0018 (one byte), then normal
 		02 = normal parse
 		03 = normal parse	;Seems to be used for all boss stages
 		04 = return success
 		05 = return success
 		06 = normal parse
 	
(0517) 0002 = Index to a pointer thing with DMA (VRAM?) does CGRAM stuff too
(0519) 0004 = Level special effects (typically HDMA)
(051B) 0006 = Song for a given level
(051D) 0008 = Pointer to something else
(051F) 000A = Pointer to something
(0521) 000C = Sprite related (sets $6E, so figure out what that is)
(0523) 000E = Looks like this may be map related
(0525) 0010 = Used for several camera(?) related tables
(0527) 0012 = NMI pointer
(0529) 0014 = Level mode execute pointer
(052B) 0016 = A bit flag, a lot of sprite(?) references
(052D) 0018 = Sound related?
(052F) 001A = Not referenced?
(0531) 001C = Not referenced?
(0533) 001E = X position of sprite ________ (dixie/diddy maybe?)
(0535) 0020 = Y position of sprite ________ (dixie/diddy maybe?)
(0537) 0022 = ;\ scroll related
(0539) 0024 = ;/
(053B) 0026 = Not referenced?
(053D) 0028 = ;\ Bonus/Exit table, first entry points to the next level on the OW
(053F) 002A = ; |
(0541) 002A = ; |
(0543) 002C = ; |
(0545) 002E = ; |
(0547) 0030 = ; |
(0549) 0032 = ; |
(054B) 0034 = ;/
(054D) 0036 = Mirrored to $0AB6
(054F) 0038 = Pointer table index (two tables back to back)
(0551) 003A = Mirrored into $26 (low word to a pointer in bank FD)




primary parse calls:

JSR CODE_BBAFE1
JSR CODE_BBB05C
JSR CODE_BBB066
BRA CODE_BBAF7F