Marsport

Memory map

Page	Byte	Address	Description
91	0	5B00	Buffer
92	146	5C92	Block of zeros.
92	178	5CB2	; TODO
94	36	5E24	ATTR Offscreen
94	105	5E69	Offscreen stage
105	87	6957	Area Data start
105	100	6964	Start
105	103	6967	Area Data
106	30	6A1E	; TODO
106	136	6A88	Area name indicies
106	146	6A92	Holds index of each word group.
106	177	6AB1	Dictionary
108	122	6C7A	Path information.
110	178	6EB2	Path information
115	171	73AB	Comment text.
116	151	7497	Object description text.
119	58	773A	Response text
124	11	7C0B	Table of addresses for the response strings.
124	123	7C7B	Jump to HL
124	124	7C7C	Draw scene for lift moving down.
124	159	7C9F	Blit graphic block
124	243	7CF3	Update the screen by blitting offscreen info.
125	39	7D27	Routine at 7D27
125	165	7DA5	Create link list
125	182	7DB6	Initialise a new area.
125	213	7DD5	Main routine, menu and game loop.
126	144	7E90	; TODO
127	1	7F01	Data block at 7F01
129	8	8108	Routine at 8108
129	24	8118	Routine at 8118
129	56	8138	Routine at 8138
129	252	81FC	Copies the current area data into memory.
130	21	8215	Initalise the game for re-entrance from the menu.
130	105	8269	String holding the sign special string.
130	110	826E	Background, draw column
132	211	84D3	; TODO
133	1	8501	Warning, Sept Warrior
133	244	85F4	Routine at 85F4
134	36	8624	Routine at 8624
134	40	8628	Herald warning
134	161	86A1	Colours the stage area of the screen to the current colour.
134	185	86B9	; TODO
135	34	8722	String : Compass points
135	42	872A	Strings used to position compass points on screen.
135	58	873A	; TODO
135	201	87C9	; TODO
137	233	89E9	Routine at 89E9
138	191	8ABF	Door, table of data block sizes.
138	201	8AC9	Enter
139	182	8BB6	Routine at 8BB6
142	114	8E72	Game, check plans timer to see if play ends.
142	131	8E83	Routine at 8E83
142	163	8EA3	Handles reset flag and death when required.
142	245	8EF5	Room Entry Callback - Select
143	0	8F00	Room Entry Callback
143	21	8F15	Room Entry Callback - Empty slots.
143	33	8F21	Routine at 8F21
143	41	8F29	Routine at 8F29
143	104	8F68	Routine at 8F68
143	110	8F6E	Create link for ____
143	169	8FA9	Routine at 8FA9
145	50	9132	See if given path data is within range of hero.
145	95	915F	Creates and prints a factoring message.
145	172	91AC	Display a locker message in the terminal.
146	44	922C	Routine at 922C
146	149	9295	Data block at 9295
147	148	9394	Address of nearest locker to position.
147	154	939A	Routine at 939A
152	6	9806	Routine at 9806
152	37	9825	Bomb messages
152	111	986F	Routine at 986F
152	128	9880	Routine at 9880
153	104	9968	String: Game Over text
153	165	99A5	Routine at 99A5
157	86	9D56	My move / your move
158	39	9E27	Routine at 9E27
158	250	9EFA	Draw a junction or corner
159	104	9F68	Draw a single column of a bitmap
159	154	9F9A	Routine at 9F9A
159	205	9FCD	Routine at 9FCD
163	61	A33D	Data block at A33D
163	69	A345	Routine at A345
165	241	A5F1	Holds copies of key states.
166	6	A606	Key press update
166	196	A6C4	Writes a special string into the buffer.
166	250	A6FA	Draw mini characters to the wall sign.
167	134	A786	Routine at A786
167	242	A7F2	See if player is carrying the artifact or game.
168	14	A80E	Routine at A80E
171	37	AB25	Warning Sept Warlord
171	95	AB5F	Routine at AB5F
173	134	AD86	Address of selected string further description.
173	136	AD88	Update the onscreen inventory.
174	38	AE26	String: Final Countdown
174	66	AE42	Take an object.
174	218	AEDA	Object, drop into a locker
175	219	AFDB	Select next object in inventory.
175	226	AFE2	Data block at AFE2
175	250	AFFA	Routine at AFFA
176	234	B0EA	Routine at B0EA
181	110	B56E	Searches through heros pockets looking for object A
181	119	B577	ABS(hl-de)
181	131	B583	Link List, move link from ? to ?
181	176	B5B0	Link List, move link then jump
181	205	B5CD	Copy bitmap data to buffer.
181	225	B5E1	Routine at B5E1
181	236	B5EC	Find the address of object string(n)
181	253	B5FD	Print a terminated string (5E or 2B)
182	10	B60A	Prints a string which is stored in the stack.
182	15	B60F	Print a warning message.
182	59	B63B	Prints message in the middle warning area
182	68	B644	Prints a warning message, centered on the screen.
182	95	B65F	Prints an items additional text (after +) in the warning message.
182	104	B668	Print a character
182	123	B67B	Clears a data structure to all zeroes.
182	143	B68F	Routine at B68F
182	159	B69F	Get word from dictionary using index
182	189	B6BD	Print a dictionary word based on index.
182	201	B6C9	Updates the level text on the screen.
183	32	B720	Prints the percentage of the approach.
183	57	B739	Print At (Y,X)
183	75	B74B	Update terminal cursor to next position.
183	108	B76C	Clear the text message screen.
183	142	B78E	Clear message screen ready for next message.
183	161	B7A1	Initialise a message if no plans carried.
183	185	B7B9	Print message in terminal screen.
184	65	B841	Charges up the gun by 2 units.
184	115	B873	Decrease the onscreen charge meter.
184	142	B88E	Copy the score panel to the screen.
184	212	B8D4	Copy the score panel to the offscreen.
185	9	B909	LED Digits, layout and bitmap information.
185	33	B921	Handle the count down.
185	152	B998	Simple Bitmap Blit
185	194	B9C2	Short pause
185	200	B9C8	Colour the marsport image on winning screen.
185	231	B9E7	String: The seige continues...
186	26	BA1A	Animates the winning screen.
186	146	BA92	String:M-Central approach...
186	221	BADD	Display game progess on the main menu screen.
187	64	BB40	Data block at BB40
187	86	BB56	Main Menu
188	27	BC1B	Save game.
188	112	BC70	Load saved game.
188	163	BCA3	Save / Load block of memory.
188	195	BCC3	IO: Abandoned
188	220	BCDC	IO: Enter letter for save or load.
189	12	BD0C	Data block at BD0C
189	45	BD2D	Data block at BD2D
190	61	BE3D	Path?
193	138	C18A	Room Data
196	96	C460	Lockers
197	140	C58C	Bitmap: Bitmap data table.
200	32	C820	Buffer for the curent terminal message string.
200	176	C8B0	Link List
201	142	C98E	Routine at C98E
201	150	C996	Bitmap: John Marsh
216	6	D806	Bitmap: Warlord
217	182	D9B6	Bitmap: Marsh Mask
226	54	E236	Bitmap: Aliens.
231	38	E726	Bitmap: Misc.
233	110	E96E	Bitmap: Objects
237	190	EDBE	Bitmap: Alien string
241	102	F166	Bitmap: Landscape
254	31	FE1F	Character bitmaps