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MacOS 8.1

Win98

DOS

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+--------+-------------------------+-------------------------+--------+--------+
|00000000| 60 ea 84 00 1e 06 01 00 | 10 00 02 06 06 89 f6 22 |`.......|......."|
|00000010| 06 89 f6 22 00 00 00 00 | 00 00 00 00 00 00 00 00 |..."....|........|
|00000020| 00 00 4c 4f 41 44 45 4d | 53 2e 41 52 4a 00 0a 20 |..LOADEM|S.ARJ.. |
|00000030| 20 20 20 41 72 63 68 69 | 76 65 20 46 72 6f 6d 0a |   Archi|ve From.|
|00000040| 20 48 20 41 20 43 20 4b | 20 45 20 52 27 73 20 20 | H A C K| E R's  |
|00000050| 20 43 20 44 0a 20 20 20 | 20 20 43 72 65 61 74 65 | C D.   |  Create|
|00000060| 64 20 42 79 0a 20 20 57 | 68 69 74 65 20 45 61 67 |d By.  W|hite Eag|
|00000070| 6c 65 20 5b 52 43 44 5d | 0a 20 20 20 20 20 20 20 |le [RCD]|.       |
|00000080| 20 31 39 39 37 0a 0a 00 | 20 09 7d d8 00 00 60 ea | 1997...| .}...`.|
|00000090| 29 00 1e 06 01 00 10 00 | 00 06 49 54 6c 12 37 01 |).......|..ITl.7.|
|000000a0| 00 00 37 01 00 00 7b 81 | e8 6f 00 00 20 00 00 00 |..7...{.|.o.. ...|
|000000b0| 48 45 4c 4c 4f 2e 41 53 | 4d 00 00 d8 d5 1c 7c 00 |HELLO.AS|M.....|.|
|000000c0| 00 63 6f 64 65 20 73 65 | 67 6d 65 6e 74 20 70 75 |.code se|gment pu|
|000000d0| 62 6c 69 63 0d 0a 61 73 | 73 75 6d 65 20 63 73 3a |blic..as|sume cs:|
|000000e0| 63 6f 64 65 2c 20 64 73 | 3a 63 6f 64 65 0d 0a 20 |code, ds|:code.. |
|000000f0| 20 20 20 6f 72 67 20 31 | 30 30 68 0d 0a 0d 0a 73 |   org 1|00h....s|
|00000100| 74 61 72 74 3a 0d 0a 20 | 20 20 20 6a 6d 70 20 20 |tart:.. |   jmp  |
|00000110| 20 20 20 62 65 67 69 6e | 0d 0a 0d 0a 6d 73 67 09 |   begin|....msg.|
|00000120| 20 20 20 20 44 42 09 27 | 48 65 6c 6c 6f 20 57 6f |    DB.'|Hello Wo|
|00000130| 72 6c 64 2e 27 2c 31 30 | 2c 31 33 2c 27 24 27 0d |rld.',10|,13,'$'.|
|00000140| 0a 0d 0a 62 65 67 69 6e | 3a 0d 0a 20 20 20 20 70 |...begin|:..    p|
|00000150| 75 73 68 20 64 78 0d 0a | 20 20 20 20 70 75 73 68 |ush dx..|    push|
|00000160| 20 64 73 0d 0a 0d 0a 20 | 20 20 20 70 75 73 68 20 | ds.... |   push |
|00000170| 63 73 0d 0a 20 20 20 20 | 70 6f 70 20 20 64 73 0d |cs..    |pop  ds.|
|00000180| 0a 0d 0a 20 20 20 20 6d | 6f 76 20 64 78 2c 20 4f |...    m|ov dx, O|
|00000190| 46 46 53 45 54 20 6d 73 | 67 0d 0a 20 20 20 20 6d |FFSET ms|g..    m|
|000001a0| 6f 76 20 61 68 2c 20 30 | 39 68 0d 0a 20 20 20 20 |ov ah, 0|9h..    |
|000001b0| 69 6e 74 20 32 31 68 0d | 0a 0d 0a 20 20 20 20 70 |int 21h.|...    p|
|000001c0| 6f 70 20 64 73 0d 0a 20 | 20 20 20 70 6f 70 20 64 |op ds.. |   pop d|
|000001d0| 78 0d 0a 0d 0a 20 20 20 | 20 72 65 74 66 0d 0a 0d |x....   | retf...|
|000001e0| 0a 63 6f 64 65 20 65 6e | 64 73 0d 0a 65 6e 64 20 |.code en|ds..end |
|000001f0| 73 74 61 72 74 0d 0a 1a | 60 ea 2c 00 1e 06 01 00 |start...|`.,.....|
|00000200| 10 00 00 06 56 7b 7c 13 | 06 2e 00 00 06 2e 00 00 |....V{|.|........|
|00000210| c5 93 50 8f 00 00 20 00 | 00 00 4c 4f 41 44 43 4f |..P... .|..LOADCO|
|00000220| 44 45 2e 41 53 4d 00 00 | 08 be 76 86 00 00 4e 41 |DE.ASM..|..v...NA|
|00000230| 4d 45 20 09 4c 6f 61 64 | 63 6f 64 65 0d 0a 63 6f |ME .Load|code..co|
|00000240| 64 65 73 65 67 09 73 65 | 67 6d 65 6e 74 20 27 63 |deseg.se|gment 'c|
|00000250| 6f 64 65 27 0d 0a 0d 0a | 3b 2d 2d 2d 2d 2d 2d 2d |ode'....|;-------|
|00000260| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000270| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000280| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000290| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002a0| 2d 2d 2d 2d 2d 2d 3b 0d | 0a 3b 20 54 68 69 73 20 |------;.|.; This |
|000002b0| 69 73 20 61 6e 20 65 78 | 61 6d 70 6c 65 20 61 73 |is an ex|ample as|
|000002c0| 73 65 6d 62 6c 79 20 6c | 61 6e 67 75 61 67 65 20 |sembly l|anguage |
|000002d0| 70 72 6f 67 72 61 6d 20 | 64 65 73 69 67 6e 65 64 |program |designed|
|000002e0| 20 74 6f 20 73 68 6f 77 | 20 68 6f 77 20 74 6f 20 | to show| how to |
|000002f0| 20 20 20 20 20 20 20 3b | 0d 0a 3b 20 75 73 65 20 |       ;|..; use |
|00000300| 74 68 65 20 44 4f 53 20 | 6c 6f 61 64 20 6f 76 65 |the DOS |load ove|
|00000310| 72 6c 61 79 20 66 75 6e | 63 74 69 6f 6e 20 74 6f |rlay fun|ction to|
|00000320| 20 6c 6f 61 64 20 61 20 | 70 6f 72 74 69 6f 6e 20 | load a |portion |
|00000330| 6f 66 20 63 6f 64 65 20 | 69 6e 20 65 78 70 61 6e |of code |in expan|
|00000340| 64 65 64 20 20 20 20 20 | 3b 0d 0a 3b 20 6d 65 6d |ded     |;..; mem|
|00000350| 6f 72 79 20 61 6e 64 20 | 74 68 65 6e 20 68 6f 77 |ory and |then how|
|00000360| 20 74 6f 20 75 73 65 20 | 45 4d 4d 20 74 6f 20 63 | to use |EMM to c|
|00000370| 61 6c 6c 20 69 74 2e 20 | 20 20 20 20 20 20 20 20 |all it. |        |
|00000380| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000390| 20 20 20 20 20 20 20 20 | 20 3b 0d 0a 3b 20 20 20 |        | ;..;   |
|000003a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000003b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000003c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000003d0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000003e0| 20 20 20 20 20 20 20 20 | 20 20 3b 0d 0a 3b 20 54 |        |  ;..; T|
|000003f0| 68 65 20 6d 61 6a 6f 72 | 20 73 74 65 70 73 20 69 |he major| steps i|
|00000400| 74 20 66 6f 6c 6c 6f 77 | 73 20 61 72 65 3a 20 20 |t follow|s are:  |
|00000410| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000420| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000430| 20 20 20 20 20 20 20 20 | 20 20 20 3b 0d 0a 3b 20 |        |   ;..; |
|00000440| 20 20 20 20 20 20 54 65 | 73 74 20 66 6f 72 20 70 |      Te|st for p|
|00000450| 72 65 73 65 6e 63 65 20 | 6f 66 20 45 4d 4d 20 20 |resence |of EMM  |
|00000460| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000470| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000480| 20 20 20 20 20 20 20 20 | 20 20 20 20 3b 0d 0a 3b |        |    ;..;|
|00000490| 20 20 20 20 20 20 20 41 | 6c 6c 6f 63 61 74 65 20 |       A|llocate |
|000004a0| 61 20 70 61 67 65 20 6f | 66 20 65 78 70 61 6e 64 |a page o|f expand|
|000004b0| 65 64 20 6d 65 6d 6f 72 | 79 20 20 20 20 20 20 20 |ed memor|y       |
|000004c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000004d0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 3b 0d 0a |        |     ;..|
|000004e0| 3b 20 20 20 20 20 20 20 | 4d 61 70 20 74 68 65 20 |;       |Map the |
|000004f0| 70 61 67 65 20 69 6e 20 | 20 20 20 20 20 20 20 20 |page in |        |
|00000500| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000510| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000520| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3b 0d |        |      ;.|
|00000530| 0a 3b 20 20 20 20 20 20 | 20 55 73 65 20 44 4f 53 |.;      | Use DOS|
|00000540| 20 6c 6f 61 64 20 6f 76 | 65 72 6c 61 79 20 74 6f | load ov|erlay to|
|00000550| 20 6c 6f 61 64 20 74 68 | 65 20 70 72 6f 67 72 61 | load th|e progra|
|00000560| 6d 20 48 45 4c 4c 4f 2e | 45 58 45 20 74 6f 20 74 |m HELLO.|EXE to t|
|00000570| 68 65 20 6d 61 70 70 65 | 64 20 70 61 67 65 20 3b |he mappe|d page ;|
|00000580| 0d 0a 3b 20 20 20 20 20 | 20 20 55 73 65 20 45 4d |..;     |  Use EM|
|00000590| 53 20 6d 61 70 5f 61 6e | 64 5f 63 61 6c 6c 20 74 |S map_an|d_call t|
|000005a0| 6f 20 73 74 61 72 74 20 | 65 78 65 63 75 74 69 6f |o start |executio|
|000005b0| 6e 20 6f 66 20 48 45 4c | 4c 4f 2e 45 58 45 20 20 |n of HEL|LO.EXE  |
|000005c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000005d0| 3b 0d 0a 3b 20 20 20 20 | 20 20 20 44 65 61 6c 6c |;..;    |   Deall|
|000005e0| 6f 63 61 74 65 20 74 68 | 65 20 70 61 67 65 20 20 |ocate th|e page  |
|000005f0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000600| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000610| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000620| 20 3b 0d 0a 3b 20 20 20 | 20 20 20 20 54 65 72 6d | ;..;   |    Term|
|00000630| 69 6e 61 74 65 20 20 20 | 20 20 20 20 20 20 20 20 |inate   |        |
|00000640| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000650| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000660| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000670| 20 20 3b 0d 0a 3b 20 20 | 20 20 20 20 20 20 20 20 |  ;..;  |        |
|00000680| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000690| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000006a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000006b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000006c0| 20 20 20 3b 0d 0a 3b 20 | 54 68 65 20 22 6f 76 65 |   ;..; |The "ove|
|000006d0| 72 6c 61 79 22 20 63 6f | 64 65 20 74 68 61 74 20 |rlay" co|de that |
|000006e0| 67 65 74 73 20 65 78 65 | 63 75 74 65 64 20 6f 75 |gets exe|cuted ou|
|000006f0| 74 20 6f 66 20 65 78 70 | 61 6e 64 65 64 20 6d 65 |t of exp|anded me|
|00000700| 6d 6f 72 79 20 4d 55 53 | 54 20 66 6f 6c 6c 6f 77 |mory MUS|T follow|
|00000710| 20 20 20 20 3b 0d 0a 3b | 20 73 74 72 69 63 74 20 |    ;..;| strict |
|00000720| 67 75 69 64 65 6c 69 6e | 65 73 3a 20 20 20 20 20 |guidelin|es:     |
|00000730| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000740| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000750| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000760| 20 20 20 20 20 3b 0d 0a | 3b 20 20 20 20 20 20 20 |     ;..|;       |
|00000770| 54 68 65 20 53 74 61 63 | 6b 20 4d 55 53 54 20 62 |The Stac|k MUST b|
|00000780| 65 20 6c 65 66 74 20 69 | 6e 20 63 6f 6e 76 65 6e |e left i|n conven|
|00000790| 74 69 6f 6e 61 6c 20 6d | 65 6d 6f 72 79 20 20 20 |tional m|emory   |
|000007a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000007b0| 20 20 20 20 20 20 3b 0d | 0a 3b 20 20 20 20 20 20 |      ;.|.;      |
|000007c0| 20 41 20 22 52 45 54 46 | 22 20 66 61 72 20 72 65 | A "RETF|" far re|
|000007d0| 74 75 72 6e 20 73 68 6f | 75 6c 64 20 65 6e 64 20 |turn sho|uld end |
|000007e0| 74 68 65 20 63 6f 64 65 | 20 73 6f 20 74 68 61 74 |the code| so that|
|000007f0| 20 74 68 65 20 6b 65 72 | 6e 61 6c 20 69 6e 20 20 | the ker|nal in  |
|00000800| 20 20 20 20 20 20 20 3b | 0d 0a 3b 20 20 20 20 20 |       ;|..;     |
|00000810| 20 20 20 20 20 20 20 20 | 20 20 63 6f 6e 76 65 6e |        |  conven|
|00000820| 74 69 6f 6e 61 6c 20 6d | 65 6d 6f 72 79 20 63 61 |tional m|emory ca|
|00000830| 6e 20 64 65 61 6c 6c 6f | 63 61 74 65 20 74 68 65 |n deallo|cate the|
|00000840| 20 45 4d 53 20 6d 65 6d | 6f 72 79 20 20 20 20 20 | EMS mem|ory     |
|00000850| 20 20 20 20 20 20 20 20 | 3b 0d 0a 3b 20 20 20 20 |        |;..;    |
|00000860| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000870| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000880| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000890| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000008a0| 20 20 20 20 20 20 20 20 | 20 3b 0d 0a 3b 20 45 78 |        | ;..; Ex|
|000008b0| 65 63 75 74 69 6e 67 20 | 63 6f 64 65 20 6f 75 74 |ecuting |code out|
|000008c0| 20 6f 66 20 65 78 70 61 | 6e 64 65 64 20 6d 65 6d | of expa|nded mem|
|000008d0| 6f 72 79 20 69 73 20 62 | 65 73 74 20 64 6f 6e 65 |ory is b|est done|
|000008e0| 20 69 6e 20 61 73 73 65 | 6d 62 6c 79 20 6c 61 6e | in asse|mbly lan|
|000008f0| 67 75 61 67 65 2e 20 20 | 20 20 3b 0d 0a 3b 20 48 |guage.  |  ;..; H|
|00000900| 69 67 68 20 6c 65 76 65 | 6c 20 6c 61 6e 67 75 61 |igh leve|l langua|
|00000910| 67 65 73 20 28 65 76 65 | 6e 20 43 29 20 64 6f 6e |ges (eve|n C) don|
|00000920| 27 74 20 6f 66 66 65 72 | 20 65 6e 6f 75 67 68 20 |'t offer| enough |
|00000930| 63 6f 6e 74 72 6f 6c 20 | 6f 66 20 77 68 65 72 65 |control |of where|
|00000940| 20 74 68 65 20 20 20 20 | 20 20 20 3b 0d 0a 3b 20 | the    |   ;..; |
|00000950| 73 74 61 63 6b 20 69 73 | 20 61 6e 64 20 68 6f 77 |stack is| and how|
|00000960| 20 74 68 65 20 22 6f 76 | 65 72 6c 61 79 22 20 66 | the "ov|erlay" f|
|00000970| 69 6c 65 20 67 65 74 73 | 20 62 75 69 6c 74 2e 20 |ile gets| built. |
|00000980| 20 4e 6f 74 65 20 74 68 | 61 74 20 65 76 65 6e 20 | Note th|at even |
|00000990| 74 68 6f 75 67 68 20 20 | 20 20 20 20 3b 0d 0a 3b |though  |    ;..;|
|000009a0| 20 48 45 4c 4c 4f 2e 45 | 58 45 20 68 61 73 20 62 | HELLO.E|XE has b|
|000009b0| 65 65 6e 20 6c 69 6e 6b | 65 64 20 69 6e 74 6f 20 |een link|ed into |
|000009c0| 61 6e 20 22 45 58 45 22 | 20 66 69 6c 65 20 69 74 |an "EXE"| file it|
|000009d0| 20 69 73 20 4e 4f 54 20 | 61 63 74 75 61 6c 6c 79 | is NOT |actually|
|000009e0| 20 65 78 65 63 75 74 61 | 62 6c 65 20 20 3b 0d 0a | executa|ble  ;..|
|000009f0| 3b 20 66 72 6f 6d 20 74 | 68 65 20 44 4f 53 20 70 |; from t|he DOS p|
|00000a00| 72 6f 6d 70 74 2e 20 20 | 20 20 20 20 20 20 20 20 |rompt.  |        |
|00000a10| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000a20| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000a30| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3b 0d |        |      ;.|
|00000a40| 0a 3b 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.;------|--------|
|00000a50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000a80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 3b |--------|-------;|
|00000a90| 0d 0a 41 53 53 55 4d 45 | 09 43 53 3a 63 6f 64 65 |..ASSUME|.CS:code|
|00000aa0| 73 65 67 2c 20 44 53 3a | 63 6f 64 65 73 65 67 2c |seg, DS:|codeseg,|
|00000ab0| 20 45 53 3a 63 6f 64 65 | 73 65 67 0d 0a 0d 0a 3b | ES:code|seg....;|
|00000ac0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ad0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ae0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000af0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 3b 0d 0a |--------|-----;..|
|00000b10| 3b 20 20 20 20 20 20 20 | 20 20 20 45 20 51 20 55 |;       |   E Q U|
|00000b20| 20 41 20 54 20 45 20 53 | 20 20 20 20 20 20 20 20 | A T E S|        |
|00000b30| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000b40| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000b50| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3b 0d |        |      ;.|
|00000b60| 0a 3b 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.;------|--------|
|00000b70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000b90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ba0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 3b |--------|-------;|
|00000bb0| 0d 0a 50 41 47 45 3b 0d | 0a 3b 3d 3d 3d 3d 3d 3d |..PAGE;.|.;======|
|00000bc0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000bd0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000be0| 3b 0d 0a 3b 09 45 71 75 | 61 74 65 73 20 75 73 65 |;..;.Equ|ates use|
|00000bf0| 64 20 62 79 20 74 68 65 | 20 45 4d 4d 20 20 20 20 |d by the| EMM    |
|00000c00| 20 20 20 20 3b 0d 0a 3b | 3d 3d 3d 3d 3d 3d 3d 3d |    ;..;|========|
|00000c10| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000c20| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3b 0d |========|======;.|
|00000c30| 0a 0d 0a 09 3b 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |....;---|--------|
|00000c40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000c50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000c60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 3b 0d 0a 09 3b 20 |--------|--;...; |
|00000c70| 64 65 66 69 6e 65 20 74 | 68 65 20 65 6e 68 61 6e |define t|he enhan|
|00000c80| 63 65 64 20 6d 65 6d 6f | 72 79 20 6d 61 6e 61 67 |ced memo|ry manag|
|00000c90| 65 72 20 61 63 63 65 73 | 73 20 69 6e 74 65 72 72 |er acces|s interr|
|00000ca0| 75 70 74 20 3b 0d 0a 09 | 3b 2d 2d 2d 2d 2d 2d 2d |upt ;...|;-------|
|00000cb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000cc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000cd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 3b 0d |--------|------;.|
|00000ce0| 0a 45 4d 4d 09 09 45 51 | 55 09 36 37 48 09 09 3b |.EMM..EQ|U.67H..;|
|00000cf0| 69 6e 74 65 72 72 75 70 | 74 20 74 6f 20 75 73 65 |interrup|t to use|
|00000d00| 20 74 6f 20 61 63 63 65 | 73 73 20 45 4d 4d 20 66 | to acce|ss EMM f|
|00000d10| 75 6e 63 74 69 6f 6e 73 | 0d 0a 0d 0a 09 3b 2d 2d |unctions|.....;--|
|00000d20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000d40| 2d 2d 2d 2d 2d 2d 2d 3b | 0d 0a 09 3b 20 64 65 66 |-------;|...; def|
|00000d50| 69 6e 65 20 74 68 65 20 | 66 69 72 73 74 20 70 61 |ine the |first pa|
|00000d60| 67 65 20 69 6e 20 74 68 | 65 20 70 61 67 65 20 66 |ge in th|e page f|
|00000d70| 72 61 6d 65 20 3b 0d 0a | 09 3b 20 6e 61 64 20 74 |rame ;..|.; nad t|
|00000d80| 68 65 20 6c 6f 67 69 63 | 61 6c 20 70 61 67 65 20 |he logic|al page |
|00000d90| 77 65 20 77 69 6c 6c 20 | 75 73 65 2e 20 20 20 20 |we will |use.    |
|00000da0| 20 20 20 3b 0d 0a 09 3b | 2d 2d 2d 2d 2d 2d 2d 2d |   ;...;|--------|
|00000db0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000dc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000dd0| 2d 3b 0d 0a 70 68 79 73 | 5f 70 61 67 65 5f 30 09 |-;..phys|_page_0.|
|00000de0| 45 51 55 09 30 0d 0a 6c | 6f 67 5f 70 61 67 65 5f |EQU.0..l|og_page_|
|00000df0| 30 09 45 51 55 09 30 0d | 0a 0d 0a 09 3b 2d 2d 2d |0.EQU.0.|....;---|
|00000e00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000e10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000e20| 2d 2d 2d 2d 2d 2d 2d 3b | 0d 0a 09 3b 20 64 65 66 |-------;|...; def|
|00000e30| 69 6e 65 20 65 6e 68 61 | 6e 63 65 64 20 6d 65 6d |ine enha|nced mem|
|00000e40| 6f 72 79 20 6d 61 6e 61 | 67 65 72 20 66 75 6e 63 |ory mana|ger func|
|00000e50| 74 69 6f 6e 73 20 3b 0d | 0a 09 3b 2d 2d 2d 2d 2d |tions ;.|..;-----|
|00000e60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000e70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000e80| 2d 2d 2d 2d 2d 3b 0d 0a | 47 65 74 45 4d 4d 53 74 |-----;..|GetEMMSt|
|00000e90| 61 74 75 73 09 09 45 51 | 55 09 34 30 68 09 3b 66 |atus..EQ|U.40h.;f|
|00000ea0| 75 6e 63 74 69 6f 6e 20 | 75 73 65 64 20 74 6f 20 |unction |used to |
|00000eb0| 63 68 65 63 6b 20 66 6f | 72 20 45 4d 4d 20 70 72 |check fo|r EMM pr|
|00000ec0| 65 73 65 6e 74 0d 0a 47 | 65 74 50 61 67 65 46 72 |esent..G|etPageFr|
|00000ed0| 61 6d 65 09 09 45 51 55 | 09 34 31 68 09 3b 66 75 |ame..EQU|.41h.;fu|
|00000ee0| 6e 63 74 69 6f 6e 20 75 | 73 65 64 20 74 6f 20 67 |nction u|sed to g|
|00000ef0| 65 74 20 74 68 65 20 70 | 61 67 65 20 66 72 61 6d |et the p|age fram|
|00000f00| 65 20 61 64 64 72 65 73 | 73 0d 0a 41 6c 6c 6f 63 |e addres|s..Alloc|
|00000f10| 61 74 65 50 61 67 65 73 | 09 09 45 51 55 09 34 33 |atePages|..EQU.43|
|00000f20| 68 09 3b 66 75 6e 63 74 | 69 6f 6e 20 75 73 65 64 |h.;funct|ion used|
|00000f30| 20 74 6f 20 67 65 74 20 | 61 20 70 49 44 20 61 6e | to get |a pID an|
|00000f40| 64 20 61 6c 6c 6f 63 61 | 74 65 20 70 61 67 65 73 |d alloca|te pages|
|00000f50| 0d 0a 4d 61 70 50 61 67 | 65 09 09 09 45 51 55 09 |..MapPag|e...EQU.|
|00000f60| 34 34 68 09 3b 66 75 6e | 63 74 69 6f 6e 20 75 73 |44h.;fun|ction us|
|00000f70| 65 64 20 74 6f 20 6d 61 | 70 20 61 20 6d 65 6d 6f |ed to ma|p a memo|
|00000f80| 72 79 20 70 61 67 65 20 | 69 6e 74 6f 20 74 68 65 |ry page |into the|
|00000f90| 20 70 61 67 65 20 66 72 | 61 6d 65 0d 0a 44 65 61 | page fr|ame..Dea|
|00000fa0| 6c 6c 6f 63 61 74 65 50 | 61 67 65 73 20 09 45 51 |llocateP|ages .EQ|
|00000fb0| 55 09 34 35 68 09 3b 66 | 75 6e 63 74 69 6f 6e 20 |U.45h.;f|unction |
|00000fc0| 75 73 65 64 20 74 6f 20 | 64 65 61 6c 6c 6f 63 61 |used to |dealloca|
|00000fd0| 74 65 20 70 61 67 65 73 | 0d 0a 0d 0a 3b 3d 3d 3d |te pages|....;===|
|00000fe0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000ff0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001000| 3d 3d 3d 3b 0d 0a 3b 09 | 45 71 75 61 74 65 73 20 |===;..;.|Equates |
|00001010| 75 73 65 64 20 66 6f 72 | 20 44 4f 53 20 20 20 20 |used for| DOS    |
|00001020| 20 20 20 20 20 20 20 3b | 0d 0a 3b 3d 3d 3d 3d 3d |       ;|..;=====|
|00001030| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001040| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001050| 3d 3b 0d 0a 4c 6f 61 64 | 5f 6f 76 65 72 6c 61 79 |=;..Load|_overlay|
|00001060| 20 20 20 20 20 20 20 20 | 20 20 20 20 45 51 55 09 |        |    EQU.|
|00001070| 34 42 30 33 48 09 3b 66 | 75 6e 63 74 69 6f 6e 20 |4B03H.;f|unction |
|00001080| 75 73 65 64 20 74 6f 20 | 6c 6f 61 64 20 6f 76 65 |used to |load ove|
|00001090| 72 6c 61 79 0d 0a 44 4f | 53 5f 70 72 69 6e 74 5f |rlay..DO|S_print_|
|000010a0| 73 74 72 69 6e 67 09 45 | 51 55 09 30 39 48 09 3b |string.E|QU.09H.;|
|000010b0| 44 4f 53 20 70 72 69 6e | 74 20 66 75 6e 63 74 69 |DOS prin|t functi|
|000010c0| 6f 6e 0d 0a 44 4f 53 54 | 65 72 6d 69 6e 61 74 65 |on..DOST|erminate|
|000010d0| 09 09 45 51 55 09 34 43 | 48 09 3b 44 6f 73 20 74 |..EQU.4C|H.;Dos t|
|000010e0| 65 72 6d 69 6e 61 74 65 | 20 66 75 6e 63 74 69 6f |erminate| functio|
|000010f0| 6e 0d 0a 0d 0a 0d 0a 50 | 41 47 45 0d 0a 3b 3d 3d |n......P|AGE..;==|
|00001100| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001110| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001120| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001130| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001140| 3d 3d 3d 3d 3d 3b 0d 0a | 3b 09 09 09 09 09 09 09 |=====;..|;.......|
|00001150| 09 09 3b 0d 0a 3b 20 20 | 50 72 6f 63 65 64 75 72 |..;..;  |Procedur|
|00001160| 65 20 74 65 73 74 5f 66 | 6f 72 5f 45 4d 4d 09 09 |e test_f|or_EMM..|
|00001170| 09 09 09 09 3b 0d 0a 3b | 09 09 09 09 09 09 09 09 |....;..;|........|
|00001180| 09 3b 0d 0a 3b 20 20 44 | 65 73 63 72 69 70 74 69 |.;..;  D|escripti|
|00001190| 6f 6e 3a 20 20 54 68 69 | 73 20 70 72 6f 63 65 64 |on:  Thi|s proced|
|000011a0| 75 72 65 20 74 65 73 74 | 73 20 66 6f 72 20 74 68 |ure test|s for th|
|000011b0| 65 20 70 72 65 73 65 6e | 63 65 20 6f 66 20 45 4d |e presen|ce of EM|
|000011c0| 4d 20 69 6e 20 74 68 65 | 09 3b 0d 0a 3b 09 09 20 |M in the|.;..;.. |
|000011d0| 73 79 73 74 65 6d 20 61 | 6e 64 20 77 69 6c 6c 20 |system a|nd will |
|000011e0| 72 65 74 75 72 6e 20 77 | 69 74 68 20 74 68 65 20 |return w|ith the |
|000011f0| 43 41 52 52 59 20 46 4c | 41 47 20 53 45 54 20 69 |CARRY FL|AG SET i|
|00001200| 66 20 74 68 65 09 3b 0d | 0a 3b 09 09 20 6d 61 6e |f the.;.|.;.. man|
|00001210| 61 67 65 72 20 69 73 20 | 70 72 65 73 65 6e 74 2c |ager is |present,|
|00001220| 20 6f 74 68 65 72 77 69 | 73 65 20 69 74 20 77 69 | otherwi|se it wi|
|00001230| 6c 6c 20 72 65 74 75 72 | 6e 20 77 69 74 68 20 74 |ll retur|n with t|
|00001240| 68 65 09 3b 0d 0a 3b 09 | 09 20 43 41 52 52 59 20 |he.;..;.|. CARRY |
|00001250| 46 4c 41 47 20 43 4c 45 | 41 52 2e 09 09 09 09 09 |FLAG CLE|AR......|
|00001260| 3b 0d 0a 3b 09 09 09 09 | 09 09 09 09 09 3b 0d 0a |;..;....|.....;..|
|00001270| 3b 20 20 50 61 72 61 6d | 65 74 65 72 73 3a 09 20 |;  Param|eters:. |
|00001280| 4e 6f 6e 65 09 09 09 09 | 09 09 09 3b 0d 0a 3b 09 |None....|...;..;.|
|00001290| 09 09 09 09 09 09 09 09 | 3b 0d 0a 3b 20 20 43 61 |........|;..;  Ca|
|000012a0| 6c 6c 69 6e 67 20 53 65 | 71 75 65 6e 63 65 3a 20 |lling Se|quence: |
|000012b0| 20 43 41 4c 4c 09 74 65 | 73 74 5f 66 6f 72 5f 45 | CALL.te|st_for_E|
|000012c0| 4d 4d 09 09 09 09 3b 0d | 0a 3b 09 09 20 20 20 20 |MM....;.|.;..    |
|000012d0| 20 20 4a 43 53 09 65 72 | 72 6f 72 48 61 6e 64 6c |  JCS.er|rorHandl|
|000012e0| 65 72 09 09 09 09 3b 0d | 0a 3b 09 09 09 09 09 09 |er....;.|.;......|
|000012f0| 09 09 09 3b 0d 0a 3b 20 | 20 52 65 67 69 73 74 65 |...;..; | Registe|
|00001300| 72 20 75 73 61 67 65 3a | 20 20 43 61 72 72 79 20 |r usage:|  Carry |
|00001310| 66 6c 61 67 20 73 65 74 | 20 74 6f 20 69 6e 64 69 |flag set| to indi|
|00001320| 63 61 74 65 20 73 74 61 | 74 75 73 20 72 65 74 75 |cate sta|tus retu|
|00001330| 72 6e 65 64 09 09 3b 0d | 0a 3b 09 09 09 09 09 09 |rned..;.|.;......|
|00001340| 09 09 09 3b 0d 0a 3b 3d | 3d 3d 3d 3d 3d 3d 3d 3d |...;..;=|========|
|00001350| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001360| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001370| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00001380| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3b 0d |========|======;.|
|00001390| 0a 0d 0a 74 65 73 74 5f | 66 6f 72 5f 45 4d 4d 09 |...test_|for_EMM.|
|000013a0| 50 52 4f 43 09 4e 45 41 | 52 0d 0a 0d 0a 09 09 50 |PROC.NEA|R......P|
|000013b0| 55 53 48 09 45 53 0d 0a | 0d 0a 09 09 4d 4f 56 09 |USH.ES..|....MOV.|
|000013c0| 41 48 2c 20 33 35 68 20 | 09 09 3b 69 73 73 75 65 |AH, 35h |..;issue|
|000013d0| 20 22 67 65 74 20 69 6e | 74 65 72 72 75 70 74 20 | "get in|terrupt |
|000013e0| 76 65 63 74 6f 72 22 0d | 0a 09 09 4d 4f 56 09 41 |vector".|...MOV.A|
|000013f0| 4c 2c 20 36 37 68 0d 0a | 09 09 49 4e 54 09 32 31 |L, 67h..|..INT.21|
|00001400| 48 0d 0a 0d 0a 09 09 4d | 4f 56 09 44 49 2c 20 30 |H......M|OV.DI, 0|
|00001410| 30 30 41 68 09 09 3b 75 | 73 65 20 74 68 65 20 53 |00Ah..;u|se the S|
|00001420| 45 47 4d 45 4e 54 20 69 | 6e 20 45 53 20 72 65 74 |EGMENT i|n ES ret|
|00001430| 75 72 6e 65 64 0d 0a 09 | 09 09 09 09 09 3b 20 20 |urned...|.....;  |
|00001440| 62 79 20 44 4f 53 2c 20 | 70 6c 61 63 65 20 74 68 |by DOS, |place th|
|00001450| 65 20 22 64 65 76 69 63 | 65 0d 0a 09 09 09 09 09 |e "devic|e.......|
|00001460| 09 3b 20 20 6e 61 6d 65 | 20 66 69 65 6c 64 22 20 |.;  name| field" |
|00001470| 20 4f 46 46 53 45 54 20 | 69 6e 20 44 49 0d 0a 09 | OFFSET |in DI...|
|00001480| 09 4c 45 41 09 53 49 2c | 20 64 65 76 69 63 65 5f |.LEA.SI,| device_|
|00001490| 6e 61 6d 65 20 09 3b 70 | 6c 61 63 65 20 74 68 65 |name .;p|lace the|
|000014a0| 20 4f 46 46 53 45 54 20 | 6f 66 20 74 68 65 0d 0a | OFFSET |of the..|
|000014b0| 09 09 09 09 09 09 3b 20 | 20 45 4d 4d 58 58 58 58 |......; | EMMXXXX|
|000014c0| 30 20 6e 61 6d 65 20 73 | 74 72 69 6e 67 20 69 6e |0 name s|tring in|
|000014d0| 20 53 49 2c 0d 0a 09 09 | 09 09 09 09 3b 20 20 53 | SI,....|....;  S|
|000014e0| 45 47 4d 45 4e 54 20 69 | 73 20 61 6c 72 65 61 64 |EGMENT i|s alread|
|000014f0| 79 20 69 6e 20 44 53 0d | 0a 09 09 4d 4f 56 09 43 |y in DS.|...MOV.C|
|00001500| 58 2c 20 38 09 09 09 3b | 63 6f 6d 70 61 72 65 20 |X, 8...;|compare |
|00001510| 74 68 65 20 6e 61 6d 65 | 20 73 74 72 69 6e 67 73 |the name| strings|
|00001520| 0d 0a 09 09 52 45 50 45 | 09 43 4d 50 53 42 0d 0a |....REPE|.CMPSB..|
|00001530| 0d 0a 09 09 4a 4e 45 09 | 74 65 73 74 5f 66 6f 72 |....JNE.|test_for|
|00001540| 5f 45 4d 4d 5f 65 72 72 | 6f 72 5f 65 78 69 74 20 |_EMM_err|or_exit |
|00001550| 3b 74 68 65 20 64 72 69 | 76 65 72 20 6e 61 6d 65 |;the dri|ver name|
|00001560| 20 73 74 72 69 6e 67 3a | 0d 0a 0d 0a 74 65 73 74 | string:|....test|
|00001570| 5f 66 6f 72 5f 45 4d 4d | 5f 65 78 69 74 3a 0d 0a |_for_EMM|_exit:..|
|00001580| 09 09 53 54 43 09 09 09 | 09 3b 77 61 73 20 66 6f |..STC...|.;was fo|
|00001590| 75 6e 64 2c 20 73 6f 20 | 45 4d 4d 20 69 73 20 70 |und, so |EMM is p|
|000015a0| 72 65 73 65 6e 74 0d 0a | 09 09 50 4f 50 09 45 53 |resent..|..POP.ES|
|000015b0| 0d 0a 09 09 52 45 54 0d | 0a 0d 0a 74 65 73 74 5f |....RET.|...test_|
|000015c0| 66 6f 72 5f 45 4d 4d 5f | 65 72 72 6f 72 5f 65 78 |for_EMM_|error_ex|
|000015d0| 69 74 3a 0d 0a 09 09 43 | 4c 43 09 09 09 09 3b 77 |it:....C|LC....;w|
|000015e0| 61 73 20 6e 6f 74 20 66 | 6f 75 6e 64 2c 20 45 4d |as not f|ound, EM|
|000015f0| 4d 20 69 73 20 6e 6f 74 | 20 70 72 65 73 65 6e 74 |M is not| present|
|00001600| 0d 0a 09 09 50 4f 50 09 | 45 53 0d 0a 09 09 52 45 |....POP.|ES....RE|
|00001610| 54 0d 0a 0d 0a 64 65 76 | 69 63 65 5f 6e 61 6d 65 |T....dev|ice_name|
|00001620| 3a 09 44 42 09 22 45 4d | 4d 58 58 58 58 30 22 0d |:.DB."EM|MXXXX0".|
|00001630| 0a 0d 0a 74 65 73 74 5f | 66 6f 72 5f 45 4d 4d 09 |...test_|for_EMM.|
|00001640| 45 4e 44 50 0d 0a 0d 0a | 50 41 47 45 0d 0a 3b 2d |ENDP....|PAGE..;-|
|00001650| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001670| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 3b 0d 0a 3b |--------|----;..;|
|000016a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000016b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000016c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000016d0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000016e0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 3b 0d 0a |        |     ;..|
|000016f0| 3b 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |;       |        |
|00001700| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001710| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001720| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001730| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3b 0d |        |      ;.|
|00001740| 0a 3b 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.;------|--------|
|00001750| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001760| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001770| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001780| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 3b |--------|-------;|
|00001790| 0d 0a 0d 0a 6c 6f 61 64 | 63 6f 64 65 5f 6d 61 69 |....load|code_mai|
|000017a0| 6e 09 50 52 4f 43 09 4e | 45 41 52 0d 0a 0d 0a 09 |n.PROC.N|EAR.....|
|000017b0| 3b 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |;-------|--------|
|000017c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000017d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000017e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000017f0| 2d 2d 2d 2d 2d 2d 3b 0d | 0a 09 3b 20 53 65 74 20 |------;.|..; Set |
|00001800| 44 53 2c 20 45 53 20 73 | 65 67 6d 65 6e 74 73 20 |DS, ES s|egments |
|00001810| 74 6f 20 6f 75 72 20 43 | 53 20 20 20 20 20 20 20 |to our C|S       |
|00001820| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001830| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001840| 3b 0d 0a 09 3b 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |;...;---|--------|
|00001850| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001860| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001870| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001880| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 3b 0d 0a 09 4d 4f |--------|--;...MO|
|00001890| 56 09 41 58 2c 20 43 53 | 0d 0a 09 4d 4f 56 09 45 |V.AX, CS|...MOV.E|
|000018a0| 53 2c 20 41 58 0d 0a 09 | 4d 4f 56 09 44 53 2c 20 |S, AX...|MOV.DS, |
|000018b0| 41 58 0d 0a 0d 0a 09 3b | 2d 2d 2d 2d 2d 2d 2d 2d |AX.....;|--------|
|000018c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000018d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000018e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000018f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 3b 0d 0a |--------|-----;..|
|00001900| 09 3b 20 54 65 73 74 20 | 66 6f 72 20 45 4d 4d 27 |.; Test |for EMM'|
|00001910| 73 20 70 72 65 73 65 6e | 63 65 20 20 20 20 20 20 |s presen|ce      |
|00001920| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001930| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001940| 20 20 20 20 20 20 20 3b | 0d 0a 09 3b 2d 2d 2d 2d |       ;|...;----|
|00001950| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001960| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001990| 2d 3b 0d 0a 09 43 41 4c | 4c 09 74 65 73 74 5f 66 |-;...CAL|L.test_f|
|000019a0| 6f 72 5f 45 4d 4d 0d 0a | 09 4a 4e 43 09 65 72 72 |or_EMM..|.JNC.err|
|000019b0| 6f 72 09 09 09 20 09 3b | 4e 6f 20 63 61 72 72 79 |or... .;|No carry|
|000019c0| 20 73 65 74 20 2d 20 45 | 4d 4d 20 6e 6f 74 20 66 | set - E|MM not f|
|000019d0| 6f 75 6e 64 0d 0a 0d 0a | 09 3b 2d 2d 2d 2d 2d 2d |ound....|.;------|
|000019e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000019f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 3b |--------|-------;|
|00001a20| 0d 0a 09 3b 20 67 65 74 | 20 73 65 67 6d 65 6e 74 |...; get| segment|
|00001a30| 20 61 64 64 72 65 73 73 | 20 6f 66 20 74 68 65 20 | address| of the |
|00001a40| 70 61 67 65 20 66 72 61 | 6d 65 20 66 72 6f 6d 20 |page fra|me from |
|00001a50| 45 4d 4d 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |EMM     |        |
|00001a60| 20 20 20 20 20 20 20 20 | 20 3b 0d 0a 09 3b 2d 2d |        | ;...;--|
|00001a70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001aa0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ab0| 2d 2d 2d 3b 0d 0a 09 4d | 4f 56 09 09 41 48 2c 20 |---;...M|OV..AH, |
|00001ac0| 47 65 74 50 61 67 65 46 | 72 61 6d 65 09 3b 66 75 |GetPageF|rame.;fu|
|00001ad0| 6e 63 74 69 6f 6e 20 74 | 6f 20 67 65 74 20 61 64 |nction t|o get ad|
|00001ae0| 64 72 65 73 73 20 6f 66 | 20 70 61 67 65 20 66 72 |dress of| page fr|
|00001af0| 61 6d 65 0d 0a 09 49 4e | 54 09 09 45 4d 4d 0d 0a |ame...IN|T..EMM..|
|00001b00| 09 4f 52 09 09 41 48 2c | 20 41 48 09 09 09 3b 54 |.OR..AH,| AH...;T|
|00001b10| 65 73 74 20 66 6f 72 20 | 65 72 72 6f 72 20 72 65 |est for |error re|
|00001b20| 74 75 72 6e 20 66 72 6f | 6d 20 45 4d 4d 0d 0a 09 |turn fro|m EMM...|
|00001b30| 4a 4e 5a 09 09 65 72 72 | 6f 72 0d 0a 0d 0a 09 3b |JNZ..err|or.....;|
|00001b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b80| 2d 2d 2d 2d 2d 3b 0d 0a | 09 3b 20 73 61 76 65 20 |-----;..|.; save |
|00001b90| 74 68 65 20 73 65 67 6d | 65 6e 74 20 61 64 64 72 |the segm|ent addr|
|00001ba0| 65 73 73 20 6f 66 20 74 | 68 65 20 70 61 67 65 20 |ess of t|he page |
|00001bb0| 66 72 61 6d 65 20 20 20 | 20 20 20 20 20 20 20 20 |frame   |        |
|00001bc0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 3b |        |       ;|
|00001bd0| 0d 0a 09 3b 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |...;----|--------|
|00001be0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 3b 0d 0a 09 4d 4f 56 |--------|-;...MOV|
|00001c20| 09 09 70 61 67 65 5f 66 | 72 61 6d 65 5f 61 64 64 |..page_f|rame_add|
|00001c30| 72 2c 20 42 58 0d 0a 0d | 0a 09 3b 2d 2d 2d 2d 2d |r, BX...|..;-----|
|00001c40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c80| 3b 0d 0a 09 3b 20 41 6c | 6c 6f 63 61 74 65 20 65 |;...; Al|locate e|
|00001c90| 6e 6f 75 67 68 20 70 61 | 67 65 73 20 74 6f 20 6c |nough pa|ges to l|
|00001ca0| 6f 61 64 20 48 45 4c 4c | 4f 2e 45 58 45 20 2d 20 |oad HELL|O.EXE - |
|00001cb0| 31 20 70 61 67 65 20 73 | 68 6f 75 6c 64 20 62 65 |1 page s|hould be|
|00001cc0| 20 65 6e 6f 75 67 68 20 | 20 20 3b 0d 0a 09 3b 2d | enough |  ;...;-|
|00001cd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ce0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001cf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d10| 2d 2d 2d 2d 3b 0d 0a 09 | 4d 4f 56 09 09 41 48 2c |----;...|MOV..AH,|
|00001d20| 20 41 6c 6c 6f 63 61 74 | 65 50 61 67 65 73 09 3b | Allocat|ePages.;|
|00001d30| 66 75 6e 63 74 69 6f 6e | 20 74 6f 20 67 65 74 20 |function| to get |
|00001d40| 61 20 70 49 44 20 61 6e | 64 20 70 61 67 65 73 20 |a pID an|d pages |
|00001d50| 61 73 73 69 67 6e 65 64 | 0d 0a 09 4d 4f 56 09 09 |assigned|...MOV..|
|00001d60| 42 58 2c 20 31 20 20 20 | 20 20 20 20 20 20 20 20 |BX, 1   |        |
|00001d70| 20 20 20 09 3b 6e 75 6d | 62 65 72 20 6f 66 20 70 |   .;num|ber of p|
|00001d80| 61 67 65 73 20 74 6f 20 | 72 65 71 75 65 73 74 0d |ages to |request.|
|00001d90| 0a 09 49 4e 54 09 09 45 | 4d 4d 0d 0a 09 4f 52 09 |..INT..E|MM...OR.|
|00001da0| 09 41 48 2c 20 41 48 09 | 09 09 3b 54 65 73 74 20 |.AH, AH.|..;Test |
|00001db0| 66 6f 72 20 65 72 72 6f | 72 20 72 65 74 75 72 6e |for erro|r return|
|00001dc0| 20 66 72 6f 6d 20 45 4d | 4d 0d 0a 09 4a 4e 5a 09 | from EM|M...JNZ.|
|00001dd0| 09 65 72 72 6f 72 0d 0a | 0d 0a 09 3b 2d 2d 2d 2d |.error..|...;----|
|00001de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001df0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e20| 2d 3b 0d 0a 09 3b 20 73 | 61 76 65 20 74 68 65 20 |-;...; s|ave the |
|00001e30| 68 61 6e 64 6c 65 20 72 | 65 74 75 72 6e 65 64 20 |handle r|eturned |
|00001e40| 62 79 20 45 4d 4d 20 20 | 20 20 20 20 20 20 20 20 |by EMM  |        |
|00001e50| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00001e60| 20 20 20 20 20 20 20 20 | 20 20 20 3b 0d 0a 09 3b |        |   ;...;|
|00001e70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ea0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001eb0| 2d 2d 2d 2d 2d 3b 0d 0a | 09 4d 4f 56 09 09 68 61 |-----;..|.MOV..ha|
|00001ec0| 6e 64 6c 65 2c 20 44 58 | 20 0d 0a 0d 0a 09 3b 2d |ndle, DX| .....;-|
|00001ed0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ee0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ef0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f10| 2d 2d 2d 2d 3b 0d 0a 09 | 3b 20 6d 61 70 20 69 6e |----;...|; map in|
|00001f20| 20 74 68 65 20 6c 6f 67 | 69 63 61 6c 20 70 61 67 | the log|ical pag|
|00001f30| 65 20 61 74 20 70 68 79 | 73 69 63 61 6c 20 70 61 |e at phy|sical pa|
|00001f40| 67 65 20 30 20 20 20 20 | 20 20 20 20 20 20 20 20 |ge 0    |        |
|00001f50| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3b 0d |        |      ;.|
|00001f60| 0a 09 3b 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |..;-----|--------|
|00001f70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001fa0| 2d 2d 2d 2d 2d 2d 2d 2d | 3b 0d 0a 09 4d 4f 56 09 |--------|;...MOV.|
|00001fb0| 09 44 58 2c 20 68 61 6e | 64 6c 65 20 09 09 3b 73 |.DX, han|dle ..;s|
|00001fc0| 65 74 20 75 70 20 70 72 | 6f 63 65 73 73 20 49 44 |et up pr|ocess ID|
|00001fd0| 20 66 6f 72 20 45 4d 4d | 20 63 61 6c 6c 0d 0a 09 | for EMM| call...|
|00001fe0| 4d 4f 56 09 09 42 58 2c | 20 6c 6f 67 5f 70 61 67 |MOV..BX,| log_pag|
|00001ff0| 65 5f 30 09 09 3b 6d 61 | 70 20 69 6e 20 6f 75 72 |e_0..;ma|p in our|
|00002000| 20 6f 6e 6c 79 20 6c 6f | 67 69 63 61 6c 20 70 61 | only lo|gical pa|
|00002010| 67 65 0d 0a 09 4d 4f 56 | 09 09 41 4c 2c 20 70 68 |ge...MOV|..AL, ph|
|00002020| 79 73 5f 70 61 67 65 5f | 30 09 09 3b 64 65 73 69 |ys_page_|0..;desi|
|00002030| 67 6e 61 74 65 20 70 61 | 67 65 20 30 20 69 6e 20 |gnate pa|ge 0 in |
|00002040| 66 72 61 6d 65 0d 0a 09 | 4d 4f 56 09 09 41 48 2c |frame...|MOV..AH,|
|00002050| 20 4d 61 70 50 61 67 65 | 09 09 3b 66 75 6e 63 74 | MapPage|..;funct|
|00002060| 69 6f 6e 20 74 6f 20 6d | 61 70 20 69 6e 20 70 61 |ion to m|ap in pa|
|00002070| 67 65 0d 0a 09 49 4e 54 | 09 09 45 4d 4d 09 09 09 |ge...INT|..EMM...|
|00002080| 3b 65 78 65 63 75 74 65 | 20 66 75 6e 63 74 69 6f |;execute| functio|
|00002090| 6e 0d 0a 09 4f 52 09 09 | 41 48 2c 20 41 48 09 09 |n...OR..|AH, AH..|
|000020a0| 09 3b 54 65 73 74 20 66 | 6f 72 20 65 72 72 6f 72 |.;Test f|or error|
|000020b0| 20 72 65 74 75 72 6e 20 | 66 72 6f 6d 20 45 4d 4d | return |from EMM|
|000020c0| 0d 0a 09 4a 4e 5a 09 09 | 65 72 72 6f 72 0d 0a 0d |...JNZ..|error...|
|000020d0| 0a 09 3b 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |..;-----|--------|
|000020e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000020f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002100| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002110| 2d 2d 2d 2d 2d 2d 2d 2d | 3b 0d 0a 09 3b 20 55 73 |--------|;...; Us|
|00002120| 65 20 44 4f 53 20 6f 76 | 65 72 6c 61 79 20 66 75 |e DOS ov|erlay fu|
|00002130| 6e 63 74 69 6f 6e 20 74 | 6f 20 6c 6f 61 64 20 48 |nction t|o load H|
|00002140| 45 4c 4c 4f 2e 45 58 45 | 20 69 6e 74 6f 20 65 78 |ELLO.EXE| into ex|
|00002150| 70 61 6e 64 65 64 20 6d | 65 6d 6f 72 79 20 20 20 |panded m|emory   |
|00002160| 20 20 3b 0d 0a 09 3b 2d | 2d 2d 2d 2d 2d 2d 2d 2d |  ;...;-|--------|
|00002170| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002180| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002190| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000021a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 3b 0d 0a 09 |--------|----;...|
|000021b0| 50 55 53 48 09 09 44 53 | 0d 0a 09 50 4f 50 09 09 |PUSH..DS|...POP..|
|000021c0| 45 53 0d 0a 09 4c 45 41 | 09 09 42 58 2c 20 68 65 |ES...LEA|..BX, he|
|000021d0| 6c 6c 6f 5f 6f 76 65 72 | 6c 61 79 5f 69 6e 66 6f |llo_over|lay_info|
|000021e0| 09 3b 45 53 3a 42 58 20 | 2d 2d 3e 20 6f 76 65 72 |.;ES:BX |--> over|
|000021f0| 6c 61 79 20 73 74 72 75 | 63 74 0d 0a 0d 0a 09 4d |lay stru|ct.....M|
|00002200| 4f 56 09 09 41 58 2c 20 | 70 61 67 65 5f 66 72 61 |OV..AX, |page_fra|
|00002210| 6d 65 5f 61 64 64 72 09 | 09 3b 53 65 74 20 6f 76 |me_addr.|.;Set ov|
|00002220| 65 72 6c 61 79 20 69 6e | 66 6f 20 74 6f 20 74 68 |erlay in|fo to th|
|00002230| 65 0d 0a 09 4d 4f 56 09 | 09 45 53 3a 5b 42 58 5d |e...MOV.|.ES:[BX]|
|00002240| 2e 73 65 67 6d 65 6e 74 | 5f 61 64 64 72 2c 20 41 |.segment|_addr, A|
|00002250| 58 20 20 20 09 3b 70 61 | 67 65 20 66 72 61 6d 65 |X   .;pa|ge frame|
|00002260| 20 73 65 67 6d 65 6e 74 | 0d 0a 09 4d 4f 56 09 09 | segment|...MOV..|
|00002270| 45 53 3a 5b 42 58 5d 2e | 72 65 6c 6f 63 61 74 69 |ES:[BX].|relocati|
|00002280| 6f 6e 5f 66 61 63 74 6f | 72 2c 20 41 58 0d 0a 0d |on_facto|r, AX...|
|00002290| 0a 09 4d 4f 56 09 09 44 | 58 2c 20 4f 46 46 53 45 |..MOV..D|X, OFFSE|
|000022a0| 54 20 68 65 6c 6c 6f 5f | 66 69 6c 65 6e 61 6d 65 |T hello_|filename|
|000022b0| 09 3b 44 53 3a 44 58 20 | 2d 2d 3e 20 41 53 43 49 |.;DS:DX |--> ASCI|
|000022c0| 49 5a 20 66 69 6c 65 6e | 61 6d 65 0d 0a 0d 0a 09 |IZ filen|ame.....|
|000022d0| 4d 4f 56 09 09 41 58 2c | 20 4c 6f 61 64 5f 6f 76 |MOV..AX,| Load_ov|
|000022e0| 65 72 6c 61 79 09 09 3b | 55 73 65 20 44 4f 53 20 |erlay..;|Use DOS |
|000022f0| 74 6f 20 6c 6f 61 64 20 | 74 68 65 20 6f 76 65 72 |to load |the over|
|00002300| 6c 61 79 0d 0a 09 49 4e | 54 09 09 32 31 48 0d 0a |lay...IN|T..21H..|
|00002310| 09 4a 43 09 09 65 72 72 | 6f 72 0d 0a 0d 0a 09 3b |.JC..err|or.....;|
|00002320| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002330| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002340| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002350| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002360| 2d 2d 2d 2d 2d 3b 0d 0a | 09 3b 20 53 65 74 20 75 |-----;..|.; Set u|
|00002370| 70 20 68 65 6c 6c 6f 27 | 73 20 65 78 65 63 75 74 |p hello'|s execut|
|00002380| 69 6f 6e 20 61 64 64 72 | 65 73 73 20 61 6e 64 20 |ion addr|ess and |
|00002390| 63 61 6c 6c 20 68 65 6c | 6c 6f 20 20 20 20 20 20 |call hel|lo      |
|000023a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 3b |        |       ;|
|000023b0| 0d 0a 09 3b 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |...;----|--------|
|000023c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000023d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000023e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000023f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 3b 0d 0a 09 4d 4f 56 |--------|-;...MOV|
|00002400| 09 09 41 58 2c 20 70 61 | 67 65 5f 66 72 61 6d 65 |..AX, pa|ge_frame|
|00002410| 5f 61 64 64 72 0d 0a 09 | 4d 4f 56 09 09 68 65 6c |_addr...|MOV..hel|
|00002420| 6c 6f 5f 73 65 67 6d 65 | 6e 74 2c 20 41 58 0d 0a |lo_segme|nt, AX..|
|00002430| 0d 0a 09 4c 45 41 09 09 | 42 58 2c 20 68 65 6c 6c |...LEA..|BX, hell|
|00002440| 6f 5f 65 78 65 63 75 74 | 69 6f 6e 5f 61 64 64 72 |o_execut|ion_addr|
|00002450| 0d 0a 0d 0a 09 43 41 4c | 4c 20 09 09 44 57 4f 52 |.....CAL|L ..DWOR|
|00002460| 44 20 50 54 52 20 5b 42 | 58 5d 0d 0a 0d 0a 74 65 |D PTR [B|X]....te|
|00002470| 72 6d 69 6e 61 74 65 3a | 09 0d 0a 09 4d 4f 56 09 |rminate:|....MOV.|
|00002480| 09 41 48 2c 20 44 65 61 | 6c 6c 6f 63 61 74 65 50 |.AH, Dea|llocateP|
|00002490| 61 67 65 73 0d 0a 09 4d | 4f 56 09 09 44 58 2c 20 |ages...M|OV..DX, |
|000024a0| 68 61 6e 64 6c 65 0d 0a | 09 49 4e 54 09 09 45 4d |handle..|.INT..EM|
|000024b0| 4d 0d 0a 09 4f 52 09 09 | 41 48 2c 20 41 48 0d 0a |M...OR..|AH, AH..|
|000024c0| 09 4a 4e 5a 09 09 65 72 | 72 6f 72 0d 0a 0d 0a 74 |.JNZ..er|ror....t|
|000024d0| 65 72 6d 69 6e 61 74 65 | 5f 65 78 69 74 3a 0d 0a |erminate|_exit:..|
|000024e0| 09 4d 4f 56 09 09 41 48 | 2c 20 44 6f 73 54 65 72 |.MOV..AH|, DosTer|
|000024f0| 6d 69 6e 61 74 65 09 3b | 44 4f 53 20 74 65 72 6d |minate.;|DOS term|
|00002500| 69 6e 61 74 65 20 63 6f | 6d 6d 61 6e 64 0d 0a 09 |inate co|mmand...|
|00002510| 4d 4f 56 09 09 41 4c 2c | 20 30 09 09 09 3b 6c 6f |MOV..AL,| 0...;lo|
|00002520| 61 64 20 6e 6f 72 6d 61 | 6c 20 72 65 74 75 72 6e |ad norma|l return|
|00002530| 20 63 6f 64 65 0d 0a 09 | 49 4e 54 09 09 32 31 68 | code...|INT..21h|
|00002540| 0d 0a 0d 0a 50 41 47 45 | 0d 0a 09 3b 3d 3d 3d 3d |....PAGE|...;====|
|00002550| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002560| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002570| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002580| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002590| 3d 3b 0d 0a 09 3b 20 69 | 66 20 74 68 65 72 65 20 |=;...; i|f there |
|000025a0| 77 65 72 65 20 45 4d 4d | 20 6f 72 20 44 4f 53 20 |were EMM| or DOS |
|000025b0| 65 72 72 6f 72 73 2c 20 | 20 20 20 20 20 20 20 20 |errors, |        |
|000025c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000025d0| 20 20 20 20 20 20 20 20 | 20 20 20 3b 0d 0a 09 3b |        |   ;...;|
|000025e0| 20 20 20 20 20 64 69 73 | 70 6c 61 79 20 65 72 72 |     dis|play err|
|000025f0| 6f 72 20 6d 65 73 73 61 | 67 65 20 20 20 20 20 20 |or messa|ge      |
|00002600| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002610| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002620| 20 20 20 20 20 3b 0d 0a | 09 3b 3d 3d 3d 3d 3d 3d |     ;..|.;======|
|00002630| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002640| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002650| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002660| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3b |========|=======;|
|00002670| 0d 0a 0d 0a 65 72 72 6f | 72 3a 0d 0a 09 4c 45 41 |....erro|r:...LEA|
|00002680| 09 09 44 58 2c 20 65 72 | 72 6f 72 5f 6d 73 67 0d |..DX, er|ror_msg.|
|00002690| 0a 09 4d 4f 56 09 09 41 | 48 2c 20 44 4f 53 5f 70 |..MOV..A|H, DOS_p|
|000026a0| 72 69 6e 74 5f 73 74 72 | 69 6e 67 0d 0a 09 49 4e |rint_str|ing...IN|
|000026b0| 54 09 09 32 31 68 0d 0a | 09 4a 4d 50 09 09 74 65 |T..21h..|.JMP..te|
|000026c0| 72 6d 69 6e 61 74 65 5f | 65 78 69 74 0d 0a 0d 0a |rminate_|exit....|
|000026d0| 6c 6f 61 64 63 6f 64 65 | 5f 6d 61 69 6e 09 45 4e |loadcode|_main.EN|
|000026e0| 44 50 0d 0a 0d 0a 50 41 | 47 45 0d 0a 3b 2d 2d 2d |DP....PA|GE..;---|
|000026f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002700| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002710| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002720| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002730| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 3b 0d 0a 3b 09 09 |--------|--;..;..|
|00002740| 09 09 09 09 09 09 09 20 | 20 20 20 20 20 3b 0d 0a |....... |     ;..|
|00002750| 3b 09 09 44 20 41 20 54 | 20 41 20 20 20 20 20 20 |;..D A T| A      |
|00002760| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002770| 20 09 09 09 09 20 20 20 | 20 20 20 3b 0d 0a 3b 09 | ....   |   ;..;.|
|00002780| 09 09 09 09 09 09 09 09 | 20 20 20 20 20 20 3b 0d |........|      ;.|
|00002790| 0a 3b 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.;------|--------|
|000027a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000027d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 3b |--------|-------;|
|000027e0| 0d 0a 0d 0a 09 3b 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |.....;==|========|
|000027f0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002800| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002810| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002820| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3b 0d 0a 09 3b |========|===;...;|
|00002830| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002840| 20 20 20 20 20 20 20 20 | 45 4d 4d 20 72 65 6c 61 |        |EMM rela|
|00002850| 74 65 64 20 76 61 72 69 | 61 62 6c 65 73 20 20 20 |ted vari|ables   |
|00002860| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002870| 20 20 20 20 20 3b 0d 0a | 09 3b 3d 3d 3d 3d 3d 3d |     ;..|.;======|
|00002880| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00002890| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000028a0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000028b0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3b |========|=======;|
|000028c0| 0d 0a 09 3b 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |...;----|--------|
|000028d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000028e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000028f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002900| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 3b 0d 0a 09 3b 20 68 |--------|-;...; h|
|00002910| 61 6e 64 6c 65 20 72 65 | 74 75 72 6e 65 64 20 62 |andle re|turned b|
|00002920| 79 20 45 4d 4d 2e 20 20 | 20 20 20 20 20 20 20 20 |y EMM.  |        |
|00002930| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002940| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002950| 20 20 20 3b 0d 0a 09 3b | 2d 2d 2d 2d 2d 2d 2d 2d |   ;...;|--------|
|00002960| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002990| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 3b 0d 0a |--------|-----;..|
|000029a0| 68 61 6e 64 6c 65 09 09 | 09 44 57 09 3f 09 3b 70 |handle..|.DW.?.;p|
|000029b0| 72 6f 63 65 73 73 20 49 | 44 20 72 65 74 75 72 6e |rocess I|D return|
|000029c0| 65 64 20 62 79 20 45 4d | 4d 20 77 68 65 6e 20 70 |ed by EM|M when p|
|000029d0| 61 67 65 73 0d 0a 20 20 | 20 20 20 20 20 20 20 20 |ages..  |        |
|000029e0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000029f0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 3b 20 |        |      ; |
|00002a00| 20 61 72 65 20 61 6c 6c | 6f 63 61 74 65 64 0d 0a | are all|ocated..|
|00002a10| 0d 0a 09 3b 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |...;----|--------|
|00002a20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002a30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002a40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002a50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 3b 0d 0a 09 3b 20 61 |--------|-;...; a|
|00002a60| 64 64 72 65 73 73 20 6f | 66 20 74 68 65 20 45 4d |ddress o|f the EM|
|00002a70| 4d 20 70 61 67 65 20 66 | 72 61 6d 65 20 20 20 20 |M page f|rame    |
|00002a80| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002a90| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002aa0| 20 20 20 3b 0d 0a 09 3b | 2d 2d 2d 2d 2d 2d 2d 2d |   ;...;|--------|
|00002ab0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ac0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ad0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ae0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 3b 0d 0a |--------|-----;..|
|00002af0| 70 61 67 65 5f 66 72 61 | 6d 65 5f 61 64 64 72 09 |page_fra|me_addr.|
|00002b00| 09 44 57 09 3f 09 09 3b | 73 65 67 6d 65 6e 74 20 |.DW.?..;|segment |
|00002b10| 61 64 64 72 65 73 73 20 | 6f 66 20 74 6f 70 20 6f |address |of top o|
|00002b20| 66 20 70 61 67 65 20 66 | 72 61 6d 65 0d 0a 0d 0a |f page f|rame....|
|00002b30| 09 3b 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.;------|--------|
|00002b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b70| 2d 2d 2d 2d 2d 2d 2d 3b | 0d 0a 09 3b 20 53 74 72 |-------;|...; Str|
|00002b80| 75 63 74 75 72 65 20 70 | 61 73 73 65 64 20 74 6f |ucture p|assed to|
|00002b90| 20 44 4f 53 20 74 6f 20 | 6c 6f 61 64 20 61 6e 20 | DOS to |load an |
|00002ba0| 6f 76 65 72 6c 61 79 20 | 20 20 20 20 20 20 20 20 |overlay |        |
|00002bb0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002bc0| 20 3b 0d 0a 09 3b 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d | ;...;--|--------|
|00002bd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002be0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002bf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002c00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 3b 0d 0a 09 4f |--------|---;...O|
|00002c10| 76 65 72 6c 61 79 5f 73 | 74 72 75 63 09 09 09 53 |verlay_s|truc...S|
|00002c20| 54 52 55 43 0d 0a 09 09 | 73 65 67 6d 65 6e 74 5f |TRUC....|segment_|
|00002c30| 61 64 64 72 09 09 44 57 | 20 28 3f 29 0d 0a 09 09 |addr..DW| (?)....|
|00002c40| 72 65 6c 6f 63 61 74 69 | 6f 6e 5f 66 61 63 74 6f |relocati|on_facto|
|00002c50| 72 09 44 57 20 28 3f 29 | 0d 0a 09 4f 76 65 72 6c |r.DW (?)|...Overl|
|00002c60| 61 79 5f 73 74 72 75 63 | 09 09 09 45 4e 44 53 0d |ay_struc|...ENDS.|
|00002c70| 0a 0d 0a 09 68 65 6c 6c | 6f 5f 6f 76 65 72 6c 61 |....hell|o_overla|
|00002c80| 79 5f 69 6e 66 6f 09 09 | 4f 76 65 72 6c 61 79 5f |y_info..|Overlay_|
|00002c90| 73 74 72 75 63 20 3c 3e | 0d 0a 0d 0a 09 3b 2d 2d |struc <>|.....;--|
|00002ca0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002cb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002cc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002cd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ce0| 2d 2d 2d 3b 0d 0a 09 3b | 20 46 69 6c 65 6e 61 6d |---;...;| Filenam|
|00002cf0| 65 20 6f 66 20 6f 76 65 | 72 6c 61 79 20 74 6f 20 |e of ove|rlay to |
|00002d00| 6c 6f 61 64 20 20 20 20 | 20 20 20 20 20 20 20 20 |load    |        |
|00002d10| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002d20| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 3b 0d 0a |        |     ;..|
|00002d30| 09 3b 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.;------|--------|
|00002d40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002d50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002d60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002d70| 2d 2d 2d 2d 2d 2d 2d 3b | 0d 0a 68 65 6c 6c 6f 5f |-------;|..hello_|
|00002d80| 66 69 6c 65 6e 61 6d 65 | 09 44 42 09 27 48 65 6c |filename|.DB.'Hel|
|00002d90| 6c 6f 2e 65 78 65 27 2c | 20 30 0d 0a 0d 0a 09 3b |lo.exe',| 0.....;|
|00002da0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002db0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002dc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002dd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002de0| 2d 2d 2d 2d 2d 3b 0d 0a | 09 3b 20 41 64 64 72 65 |-----;..|.; Addre|
|00002df0| 73 73 20 74 6f 20 62 65 | 67 69 6e 20 65 78 65 63 |ss to be|gin exec|
|00002e00| 75 74 69 6f 6e 20 6f 66 | 20 74 68 65 20 6f 76 65 |ution of| the ove|
|00002e10| 72 6c 61 79 20 20 20 20 | 20 20 20 20 20 20 20 20 |rlay    |        |
|00002e20| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 3b |        |       ;|
|00002e30| 0d 0a 09 3b 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |...;----|--------|
|00002e40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 3b 0d 0a 68 65 6c 6c |--------|-;..hell|
|00002e80| 6f 5f 65 78 65 63 75 74 | 69 6f 6e 5f 61 64 64 72 |o_execut|ion_addr|
|00002e90| 09 4c 41 42 45 4c 20 44 | 57 4f 52 44 0d 0a 09 68 |.LABEL D|WORD...h|
|00002ea0| 65 6c 6c 6f 5f 6f 66 66 | 73 65 74 09 44 57 09 31 |ello_off|set.DW.1|
|00002eb0| 30 30 48 20 09 3b 44 65 | 70 65 6e 64 73 20 6f 6e |00H .;De|pends on|
|00002ec0| 20 68 65 6c 6c 6f 2e 65 | 78 65 0d 0a 09 68 65 6c | hello.e|xe...hel|
|00002ed0| 6c 6f 5f 73 65 67 6d 65 | 6e 74 09 44 57 09 3f 09 |lo_segme|nt.DW.?.|
|00002ee0| 3b 57 69 6c 6c 20 62 65 | 20 73 65 74 20 74 6f 20 |;Will be| set to |
|00002ef0| 70 61 67 65 5f 66 72 61 | 6d 65 5f 61 64 64 72 0d |page_fra|me_addr.|
|00002f00| 0a 0d 0a 09 3b 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |....;---|--------|
|00002f10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002f20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002f30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002f40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 3b 0d 0a 09 3b 20 |--------|--;...; |
|00002f50| 4d 65 73 73 61 67 65 73 | 20 74 6f 20 62 65 20 64 |Messages| to be d|
|00002f60| 69 73 70 6c 61 79 65 64 | 20 20 20 20 20 20 20 20 |isplayed|        |
|00002f70| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002f80| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002f90| 20 20 20 20 3b 0d 0a 09 | 3b 2d 2d 2d 2d 2d 2d 2d |    ;...|;-------|
|00002fa0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002fb0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002fc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002fd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 3b 0d |--------|------;.|
|00002fe0| 0a 65 72 72 6f 72 5f 6d | 73 67 09 44 42 20 27 45 |.error_m|sg.DB 'E|
|00002ff0| 72 72 6f 72 20 65 6e 63 | 6f 75 6e 74 65 72 65 64 |rror enc|ountered|
|00003000| 2e 27 2c 20 27 24 27 0d | 0a 0d 0a 63 6f 64 65 73 |.', '$'.|...codes|
|00003010| 65 67 20 09 45 4e 44 53 | 0d 0a 09 09 0d 0a 45 4e |eg .ENDS|......EN|
|00003020| 44 09 6c 6f 61 64 63 6f | 64 65 5f 6d 61 69 6e 0d |D.loadco|de_main.|
|00003030| 0a 0d 0a 1a 60 ea 2c 00 | 1e 06 01 00 10 00 00 06 |....`.,.|........|
|00003040| a1 64 5a 14 a3 00 00 00 | a3 00 00 00 be 5b 99 94 |.dZ.....|.....[..|
|00003050| 00 00 20 00 00 00 4c 4f | 41 44 43 4f 44 45 2e 4d |.. ...LO|ADCODE.M|
|00003060| 41 4b 00 00 b3 49 f5 e9 | 00 00 6c 6f 61 64 63 6f |AK...I..|..loadco|
|00003070| 64 65 2e 65 78 65 3a 20 | 6c 6f 61 64 63 6f 64 65 |de.exe: |loadcode|
|00003080| 2e 61 73 6d 0d 0a 20 20 | 20 20 20 20 20 20 6d 61 |.asm..  |      ma|
|00003090| 73 6d 20 6c 6f 61 64 63 | 6f 64 65 20 2f 5a 69 3b |sm loadc|ode /Zi;|
|000030a0| 0d 0a 20 20 20 20 20 20 | 20 20 6c 69 6e 6b 20 6c |..      |  link l|
|000030b0| 6f 61 64 63 6f 64 65 20 | 2f 43 4f 3b 0d 0a 0d 0a |oadcode |/CO;....|
|000030c0| 68 65 6c 6c 6f 2e 6f 62 | 6a 3a 20 68 65 6c 6c 6f |hello.ob|j: hello|
|000030d0| 2e 61 73 6d 0d 0a 20 20 | 20 20 20 20 20 20 6d 61 |.asm..  |      ma|
|000030e0| 73 6d 20 68 65 6c 6c 6f | 20 2f 5a 69 3b 0d 0a 20 |sm hello| /Zi;.. |
|000030f0| 20 20 20 20 20 20 20 6c | 69 6e 6b 20 68 65 6c 6c |       l|ink hell|
|00003100| 6f 20 2f 43 4f 3b 0d 0a | 0d 0a 0d 0a 1a 60 ea 00 |o /CO;..|.....`..|
|00003110| 00                      |                         |.       |        |
+--------+-------------------------+-------------------------+--------+--------+