Source Code
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These source-code files derive from a printout of Luminary 116 (the Apollo 12
Lunar Module guidance computer program), from the personal library of
original AGC developer Don Eyles, digitally photographed at archive.org,
financially sponsored by Ron Burkey, and transcribed to source code by a
team of volunteers. This colorized, syntax-highlighted form was created
by assembling that transcribed source code. Note that the full page images
are available on the
Virtual AGC project page at archive.org, while reduced-size images
are presented at the VirtualAGC project website. Report or fix any
transcription errors at
the Virtual AGC project code repository. Notations on the program listing read, in part: GAP: ASSEMBLE REVISION 116 OF AGC PROGRAM LUMINARY BY NASA 2021112-071 19:09 AUG. 11,1969Note that the date is the date of the printout, not the date of the program revision. |
009926,000002: ## Copyright: Public domain.
009927,000003: ## Filename: RESTART_TABLES.agc
009928,000004: ## Purpose: A section of Luminary revision 116.
009929,000005: ## It is part of the source code for the Lunar Module's (LM)
009930,000006: ## Apollo Guidance Computer (AGC) for Apollo 12.
009931,000007: ## This file is intended to be a faithful transcription, except
009932,000008: ## that the code format has been changed to conform to the
009933,000009: ## requirements of the yaYUL assembler rather than the
009934,000010: ## original YUL assembler.
009935,000011: ## Reference: pp. 238-243
009936,000012: ## Assembler: yaYUL
009937,000013: ## Contact: Ron Burkey <info@sandroid.org>.
009938,000014: ## Website: www.ibiblio.org/apollo/index.html
009939,000015: ## Mod history: 2017-01-22 MAS Created from Luminary 99.
009940,000016: ## 2017-02-08 RSB Comment-text fixes identified while proofing Artemis 72.
009941,000017: ## 2-17-02-28 HG Transcribed
009942,000018: ## 2017-03-01 RSB Proofed comment text by diff vs Luminary 131
009943,000019: ## but no errors found.
009944,000020:
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009946,000022: # RESTART TABLES
009947,000023:
009948,000024: # ------------------
009949,000025:
009950,000026: # THERE ARE TWO FORMS OF RESTART TABLES FOR EACH GROUP. THEY ARE KNOWN AS THE EVEN RESTART TABLES AND THE ODD
009951,000027: # RESTART TABLES. THE ODD TABLES HAVE ONLY ONE ENTRY OF THREE LOCATIONS WHILE THE EVEN TABLES HAVE TWO ENTRIES
009952,000028: # EACH USING THREE LOCATIONS. THE INFORMATION AS TO WHETHER IT IS A JOB, WAITLIST, OR A LONGCALL IS GIVEN BY THE
009953,000029: # WAY THINGS ARE PUT INTO THE TABLES.
009954,000030: # A JOB HAS ITS PRIORITY STORED IN PRDTTAB OF THE CORRECT PHASE SPOT - A POSITIVE PRIORITY INDICATES A
009955,000031: # FINDVAC JOB, A NEGATIVE PRIORITY A NOVAC. THE 2CADR OF THE JOB IS STORED IN THE CADRTAB.
009956,000032: # FOR EXAMPLE,
009957,000033:
009958,000034: # 5.7SPOT OCT 23000
009959,000035: # 2CADR SOMEJOB
009960,000036:
009961,000037: # A RESTART OF GROUP 5 WITH PHASE SEVEN WOULD THEN CAUSE SOMEJOB TO BE RESTARTED AS A FINDVAC WITH PRIORITY 23.
009962,000038:
009963,000039: # 5.5SPOT OCT -23000
009964,000040: # 2CADR ANYJOB
009965,000041:
009966,000042: # HERE A RESTART OF GROUP 5 WITH PHASE 7 WOULD CAUSE ANYJOB TO BE RESTARTED AS A NOVAC WITH PRIORITY 23.
009967,000043: # A LONGCALL HAS ITS GENADR OF ITS 2CADR STORED NEGATIVELY AND ITS BBCON STORED POSITIVELY. IN ITS PRDTTAB IS
009968,000044: # PLACED THE LOCATION OF A DP REGISTER THAT CONTAINS THE DELTA TIME THAT LONGCALL HAD BEEN ORIGINALLY STARTED
009969,000045: # WITH. EXAMPLE,
009970,000046:
009971,000047: # 3.6SPOT GENADR DELTAT
009972,000048: # -GENADR LONGTASK
009973,000049: # BBCON LONGTASK
009974,000050:
009975,000051: # OCT 31000
009976,000052: # 2CADR JOBAGAIN
009977,000053:
009978,000054: # THIS WOULD START UP LONGTASK AT THE APPROPRIATE TIME, OR IMMEDIATELY IF THE TIME HAD ALREADY PASSED. IT SHOULD
009979,000055: # BE NOTED THAT IF DELTAT IS IN A SWITCHED E BANK, THIS INFORMATOIN SHOULD BE IN THE BBCON OFTHE 2CADR OF THE
009980,000056: # TASK. FROM ABOVE, WE SEE THAT THE SECOND PART OF THIS PHASE WOULD BE STARTED AS A JOB WITH A PRIORITY OF 31.
009981,000057:
009982,000058: # WAITLIST CALLS ARE IDENTIFIED BY THE FACT THAT THEIR 2CADR IS STORED NEGATIVELY. IF PRDTTAB OF THE PHASE SPOT
009983,000059: # IS POSITIVE, THEN IT CONTAINS THE DELTA TIME, IF PRDTTAB IS NEGATIVE THEN IT IS THE -GENADR OF AN ERASABLE
009984,000060: # LOCATION CONTAINING THE DELTA TIME, THAT IS, THE TIME IS STORED INDIRECTLY. IT SHOULD BE NOTED AS ABOVE, THAT
009985,000061: # IF THE TIME IS STORED INDIRECTLY, THE BBCON MUST CONTAIN THE NECESSARY E BANK INFORMATION IF APPLICABLE. WITH
009986,000062: # WAITLIST WE HAVE ONE FURTHER OPTION, IF -0 IS STORED IN PRDTTAB, IT WILL CAUSE AN IMMEDIATE RESTART OF THE
009987,000063: # TASK. EXAMPLES,
009988,000064:
009989,000065: # OCT 77777 THIS WILL CAUSE AN IMMEDIATE RESTART
009990,000066: # -2CADR ATASK OF THE TASK :ATASK:
009991,000067:
009992,000068: # DEC 200 IF THE TIME OF THE 2 SECONDS SINCE DUMMY
009993,000069: # -2CADR DUMMY WAS PUT ON WAITLIST IS UP, IT WILL BEGIN
009994,000070: # IN 10 MS, OTHERWISE IT WILL BEGIN WHEN
009995,000071: # IT NORMALLY WOULD HAVE BEGUN.
009996,000072:
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009998,000074: # -GENADR DTIME WHERE DTIME CONTAINS THE DELTA TIME
009999,000075: # -2CADR TASKTASK OTHERWISE THIS IS AS ABOVE
010000,000076:
010001,000077: # ***** NOW THE TABLES THEMSELVES *****
010002,000078:
010003,000079: 01,2002 BANK 01
010004,000080: 01,2000 SETLOC RESTART
010005,000081: 01,2000 BANK
010006,000082:
010007,000083: 01,2002 PRDTTAB EQUALS 12000 # USED TO FIND THE PRIORITY OR DELTATIME
010008,000084: 01,2002 CADRTAB EQUALS 12001 # THIS AND THE NEXT RELATIVE LOC CONTAIN
010009,000085: # RESTART 2CADR
010010,000086:
010011,000087: 01,2002 COUNT* $$/RSTAB # TABLES IN BANK 1.
010012,000088: 01,2002 00010 SIZETAB TC 1.2SPOT -12006
010013,000089: 01,2003 00020 TC 1.3SPOT -12004
010014,000090: 01,2004 00010 TC 2.2SPOT -12006
010015,000091: 01,2005 00026 TC 2.3SPOT -12004
010016,000092: 01,2006 00010 TC 3.2SPOT -12006
010017,000093: 01,2007 00056 TC 3.3SPOT -12004
010018,000094: 01,2010 00062 TC 4.2SPOT -12006
010019,000095: 01,2011 00072 TC 4.3SPOT -12004
010020,000096: 01,2012 00145 TC 5.2SPOT -12006
010021,000097: 01,2013 00163 TC 5.3SPOT -12004
010022,000098: 01,2014 00010 TC 6.2SPOT -12006
010023,000099: 01,2015 00174 TC 6.3SPOT -12004
010024,000100: 01,2016 21000 1.2SPOT OCT 21000 # A DUMMY EXAMPLE TO BE REPLACED AS SOON
010025,000101: 01,2017 0074 EBANK= STATE
010026,000102: 01,2017 05155 04060 2CADR ENDOFJOB # AS THERE IS A LEGITIMATE 1.2SPOT
010027,000103: 01,2021 00144 DEC 100 B-14
010028,000104: 01,2022 0074 EBANK= STATE
010029,000105: 01,2022 05261 04060 2CADR TASKOVER
010030,000106: # ANY MORE GROUP 1.EVEN RESTART VALUES SHOULD GO HERE
010031,000107:
010032,000108: 01,2024 76300 1.3SPOT -GENADR SAVET-30
010033,000109: 01,2025 E7,1515 EBANK= DVCNTR
010034,000110: 01,2025 75427 03710 -2CADR ULLGTASK
010035,000111: 01,2027 32000 1.5SPOT OCT 32000
010036,000112: 01,2030 E7,1654 EBANK= HMEAS
010037,000113: 01,2030 03632 66067 2CADR REREPOS
010038,000114: # ANY MORE GROUP 1.ODD RESTART VALUES SHOULD GO HERE
010039,000115:
010040,000116: 01,2032 01,2016 2.2SPOT EQUALS 1.2SPOT
010041,000117: # ANY MORE GROUP 2.EVEN RESTART VALUES SHOULD GO HERE
010042,000118:
010043,000119: 01,2032 02631 2.3SPOT GENADR 600SECS
010044,000120:
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010046,000122: 01,2033 75173 -GENADR STATEINT
010047,000123: 01,2034 E3,1554 EBANK= RRECTCSM
010048,000124: 01,2034 26063 BBCON STATEINT
010049,000125:
010050,000126: 01,2035 05000 2.5SPOT OCT 05000
010051,000127: 01,2036 E3,1554 EBANK= RRECTCSM
010052,000128: 01,2036 02613 26063 2CADR STATINT1
010053,000129: 01,2040 02734 2.7SPOT DEC 1500 B-14
010054,000130: 01,2041 E7,1456 EBANK= LOSCOUNT
010055,000131: 01,2041 75533 27710 -2CADR P20LEMC1
010056,000132: 01,2043 14000 2.11SPOT OCT 14000
010057,000133: 01,2044 E7,1762 EBANK= P21TIME
010058,000134: 01,2044 02414 50067 2CADR P25LEM1
010059,000135: 01,2046 10000 2.13SPOT OCT 10000
010060,000136: 01,2047 E7,1456 EBANK= LOSCOUNT
010061,000137: 01,2047 02223 54067 2CADR RELINUS
010062,000138: 01,2051 26000 2.15SPOT OCT 26000
010063,000139: 01,2052 E7,1456 EBANK= LOSCOUNT
010064,000140: 01,2052 02654 50067 2CADR R22RSTRT
010065,000141: 01,2054 77777 2.17SPOT OCT 77777
010066,000142: 01,2055 E7,1700 EBANK= VGPREV
010067,000143: 01,2055 75436 03710 -2CADR REDO2.17
010068,000144: 01,2057 00031 2.21SPOT DEC 25 B-14
010069,000145: 01,2060 E7,1515 EBANK= DVCNTR
010070,000146: 01,2060 75771 35710 -2CADR R10,R11
010071,000147: # ANY MORE GROUP 2.ODD RESTART VALUES SHOULD GO HERE.
010072,000148:
010073,000149: 01,2062 01,2016 3.2SPOT EQUALS 1.2SPOT
010074,000150: # ANY MORE GROUP 3.EVEN RESTART VALUES SHOULD GO HERE
010075,000151:
010076,000152: 01,2062 76355 3.3SPOT -GENADR ZOOMTIME
010077,000153: 01,2063 E7,1515 EBANK= DVCNTR
010078,000154: 01,2063 74110 05710 -2CADR ZOOM
010079,000155: 01,2065 20000 3.5SPOT OCT 20000
010080,000156: 01,2066 E7,1453 EBANK= TTOGO
010081,000157: 01,2066 02540 56067 2CADR S40.13
010082,000158: # ANY MORE GROUP 3.ODD RESTART VALUES SHOULD GO HERE
010083,000159:
010084,000160: 01,2070 04704 4.2SPOT DEC 2500 B-14
010085,000161: 01,2071 E7,1453 EBANK= TTOGO
010086,000162:
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010088,000164: 01,2071 75423 03710 -2CADR TIG-5
010089,000165: 01,2073 77777 OCT 77777
010090,000166: 01,2074 E7,1453 EBANK= TTOGO
010091,000167: 01,2074 75433 03710 -2CADR REDO4.2
010092,000168: # ANY MORE GROUP 4.EVEN RESTART VALUES SHOULD GO HERE
010093,000169:
010094,000170: 01,2076 25000 4.3SPOT OCT 25000
010095,000171: 01,2077 E7,1515 EBANK= DVCNTR
010096,000172: 01,2077 03547 64067 2CADR GOABORT
010097,000173: 01,2101 00062 4.5SPOT DEC 50 B-14
010098,000174: 01,2102 E7,1453 EBANK= TTOGO
010099,000175: 01,2102 75211 03710 -2CADR ULLAGOFF
010100,000176: 01,2104 00764 4.7SPOT DEC 500 B-14
010101,000177: 01,2105 E7,1515 EBANK= DVCNTR
010102,000178: 01,2105 75370 03710 -2CADR TIG-0
010103,000179: 01,2107 76260 4.11SPOT -GENADR TGO +1
010104,000180: 01,2110 E7,1515 EBANK= DVCNTR
010105,000181: 01,2110 74231 03710 -2CADR ENGOFTSK
010106,000182: 01,2112 12000 4.13SPOT OCT 12000
010107,000183: 01,2113 E7,1462 EBANK= TRKMKCNT
010108,000184: 01,2113 03227 74067 2CADR POSTBURN
010109,000185: 01,2115 00764 4.15SPOT DEC 500 B-14
010110,000186: 01,2116 E7,1453 EBANK= TTOGO
010111,000187: 01,2116 75477 03710 -2CADR TIG-30
010112,000188: 01,2120 77777 4.17SPOT OCT 77777
010113,000189: 01,2121 E7,1515 EBANK= DVCNTR
010114,000190: 01,2121 75423 03710 -2CADR TIG-5
010115,000191: 01,2123 13000 4.21SPOT OCT 13000
010116,000192: 01,2124 E5,1730 EBANK= STAR
010117,000193: 01,2124 03012 30065 2CADR R51.1 +1
010118,000194: 01,2126 77777 4.23SPOT OCT 77777
010119,000195: 01,2127 E7,1515 EBANK= DVCNTR
010120,000196: 01,2127 75345 03710 -2CADR IGNITION
010121,000197: 01,2131 01477 4.25SPOT GENADR SAVET-30
010122,000198: 01,2132 75535 -GENADR TIG-35
010123,000199: 01,2133 E7,1477 EBANK= SAVET-30
010124,000200: 01,2133 74067 BBCON TIG-35
010125,000201:
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010127,000203: 01,2134 52777 4.27SPOT OCT 52777
010128,000204: 01,2135 E7,1515 EBANK= DVCNTR
010129,000205: 01,2135 02070 42067 2CADR P70A
010130,000206: 01,2137 52777 4.31SPOT OCT 52777
010131,000207: 01,2140 E7,1515 EBANK= DVCNTR
010132,000208: 01,2140 02073 42067 2CADR P71A
010133,000209: 01,2142 46777 4.33SPOT OCT 46777
010134,000210: 01,2143 E7,1515 EBANK= DVCNTR
010135,000211: 01,2143 02024 10067 2CADR GOPOOFIX
010136,000212: 01,2145 46777 4.35SPOT OCT 46777
010137,000213: 01,2146 E7,1515 EBANK= DVCNTR
010138,000214: 01,2146 05655 04067 2CADR GOPOODOO
010139,000215: 01,2150 52777 4.37SPOT OCT 52777
010140,000216: 01,2151 E7,1455 EBANK= WHICH
010141,000217: 01,2151 02575 74067 2CADR COMFAIL
010142,000218: # ANY MORE 4.ODD RESTART VALUES SHOULD GO HERE.
010143,000219:
010144,000220: 01,2153 22000 5.2SPOT OCT 22000
010145,000221: 01,2154 E7,1515 EBANK= DVCNTR
010146,000222: 01,2154 02463 46067 2CADR NORMLIZE
010147,000223: 01,2156 00310 DEC 200 B-14
010148,000224: 01,2157 E7,1515 EBANK= DVCNTR
010149,000225: 01,2157 74166 01710 -2CADR REREADAC
010150,000226: 01,2161 00310 5.4SPOT DEC 200 B-14
010151,000227: 01,2162 E7,1515 EBANK= DVCNTR
010152,000228: 01,2162 74166 01710 -2CADR REREADAC
010153,000229: 01,2164 20000 OCT 20000
010154,000230: 01,2165 E7,1515 EBANK= DVCNTR
010155,000231: 01,2165 02206 66067 2CADR SERVICER
010156,000232: # ANY MORE GROUP 5.EVEN RESTART VALUES SHOULD GO HERE
010157,000233:
010158,000234: 01,2167 00310 5.3SPOT DEC 200 B-14
010159,000235: 01,2170 E7,1515 EBANK= DVCNTR
010160,000236: 01,2170 74166 01710 -2CADR REREADAC
010161,000237: 01,2172 77777 5.5SPOT OCT 77777
010162,000238: 01,2173 E7,1515 EBANK= DVCNTR
010163,000239: 01,2173 74326 01710 -2CADR REDO5.5
010164,000240:
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010166,000242: 01,2175 77777 5.7SPOT OCT 77777
010167,000243: 01,2176 E7,1515 EBANK= DVCNTR
010168,000244: 01,2176 74361 01710 -2CADR BIBIBIAS
010169,000245: # ANY MORE GROUP 5.ODD RESTART VALUES SHOULD GO HERE
010170,000246:
010171,000247: 01,2200 01,2016 6.2SPOT EQUALS 1.2SPOT
010172,000248: 01,2200 00144 6.3SPOT DEC 100 B-14
010173,000249: 01,2201 E7,1441 EBANK= TIG
010174,000250: 01,2201 75054 03710 -2CADR CLOKTASK
010175,000251: 01,2203 30000 6.5SPOT OCT 30000 # PROTECT INCREMENTING OF TIME2,TIME1 BY
010176,000252: 01,2204 E3,1706 EBANK= TEPHEM # P27(UPDATE PROGRAM) VIA V70 OR V73.
010177,000253: 01,2204 03562 10063 2CADR TIMEDIDR
010178,000254: 01,2206 17000 6.7SPOT OCT 17000
010179,000255: 01,2207 E7,1700 EBANK= VGPREV
010180,000256: 01,2207 03354 74067 2CADR REDO6.7
End of include-file RESTART_TABLES.agc. Parent file is MAIN.agc