- Initial commit

memory.s

@@ -0,0 +1,123 @@
+;
+;  memory.s
+;  Memory mapping information
+;
+;  Created by Quinn Dunki on 8/15/14.
+;  Copyright (c) 2014 One Girl, One Laptop Productions. All rights reserved.
+;
+
+
+; Reserved locations
+
+INVERSE			= $32
+BASL			= $28
+BASH			= $29
+
+
+; Zero page locations we use (unused by Monitor, Applesoft, or ProDOS)
+PARAM0			= $06
+PARAM1			= $07
+PARAM2			= $08
+PARAM3			= $09
+SCRATCH0		= $19
+SCRATCH1		= $1A
+
+; Constants
+
+CHAR_NORMAL = $ff
+CHAR_INVERSE = $3f
+CHAR_FLASH = $7f
+
+
+; ROM entry points
+
+COUT			= $fded
+BASCALC			= $fbc1
+
+
+; System state
+WG_CURSORX:		; In screenspace
+.byte	0
+WG_CURSORY:
+.byte	0
+
+WG_LOCALCURSORX:		; In current viewspace
+.byte	0
+WG_LOCALCURSORY:
+.byte	0
+
+WG_ACTIVEVIEW:
+.byte 0
+
+WG_VIEWRECORDS:
+	; X, Y, Screen Width, Screen Height, Style, X Offset, Y Offset, View Width, View Height
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+.byte 0,0,0,0,0,0,0,0
+
+
+; Video memory lookup table
+TEXTLINES_H:
+.byte	$04	;0
+.byte	$04	;1
+.byte	$05	;2
+.byte	$05	;3
+.byte	$06	;4
+.byte	$06	;5
+.byte	$07	;6
+.byte	$07	;7
+.byte	$04	;8
+.byte	$04	;9
+.byte	$05	;10
+.byte	$05	;11
+.byte	$06	;12
+.byte	$06	;13
+.byte	$07	;14
+.byte	$07	;15
+.byte	$04	;16
+.byte	$04	;17
+.byte	$05	;18
+.byte	$05	;19
+.byte	$06	;20
+.byte	$06	;21
+.byte	$07	;22
+.byte	$07	;23
+
+TEXTLINES_L:
+.byte	$00	;0
+.byte	$80	;1
+.byte	$00	;2
+.byte	$80	;3
+.byte	$00	;4
+.byte	$80	;5
+.byte	$00	;6
+.byte	$80	;7
+.byte	$28	;8
+.byte	$a8	;9
+.byte	$28	;10
+.byte	$a8	;11
+.byte	$28	;12
+.byte	$a8	;13
+.byte	$28	;14
+.byte	$a8	;15
+.byte	$50	;16
+.byte	$d0	;17
+.byte	$50	;18
+.byte	$d0	;19
+.byte	$50	;20
+.byte	$d0	;21
+.byte	$50	;22
+.byte	$d0	;23