Source Code
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These source-code files were obtained by digitally photographing
an Artemis 72 (Apollo 15-17 Command Module) program listing from a private
collection and then
modifying pre-existing Comanche 55 (Apollo 11) source files to
incorporate changes. Photography was by Ron Burkey, and transcription
was performed by a team of volunteers. Note that the page images
presented online are of reduced quality, and that additional images
may be available. Report any conversion errors or legibility
problems in page images to info@sandroid.org.
Notations on the program listing read, in part:GAP: ASSEMBLE REVISION 072 OF AGC PROGRAM ARTEMIS BY NASA 2021114-011 11:40 FEB. 26, 1971Note that the date is the date of the printout, not the date of the program revision. |
060582,000002: ## Copyright: Public domain.
060583,000003: ## Filename: RESTARTS_ROUTINE.agc
060584,000004: ## Purpose: Part of the source code for Artemis (i.e., Colossus 3),
060585,000005: ## build 072. This is for the Command Module's (CM)
060586,000006: ## Apollo Guidance Computer (AGC), for
060587,000007: ## Apollo 15-17.
060588,000008: ## Assembler: yaYUL
060589,000009: ## Contact: Jim Lawton <jim DOT lawton AT gmail DOT com>
060590,000010: ## Website: www.ibiblio.org/apollo/index.html
060591,000011: ## Page Scans: www.ibiblio.org/apollo/ScansForConversion/Artemis072/
060592,000012: ## Mod history: 2009-08-18 JL Adapted from corresponding Comanche 055 file.
060593,000013: ## 2010-02-02 JL Fixed page numbers.
060594,000014: ## 2010-02-20 RSB Un-##'d this header.
060595,000015: ## 2010-04-04 JL Added a missing # comment delimiter.
060596,000016: ## 2017-02-08 RSB Proofed comment text by diff'ing vs Comanche 55
060597,000017: ## and/or octopus/ProoferComments as most-appropriate.
060598,000018: ## 2017-03-14 RSB Comment-text fixes noted in proofing Luminary 116.
060599,000019:
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Page 1411 |
060601,000021: 01,2000 SETLOC RESTART
060602,000022: 01,2000 BANK
060603,000023:
060604,000024: 01,3467 E3,1436 EBANK= PHSNAME1 # GOPROG MUST SWITCH TO THIS EBANK
060605,000025:
060606,000026: 01,3467 COUNT* $$/RSROU
060607,000027: 01,3467 30161 RESTARTS CA MPAC +5 # GET GROUP NUMBER -1
060608,000028: 01,3470 60000 DOUBLE # SAVE FOR INDEXING
060609,000029: 01,3471 54155 TS TEMP2G
060610,000030:
060611,000031: 01,3472 33127 CA PHS2CADR # SET UP EXIT IN CASE IT IS AN EVEN
060612,000032: 01,3473 54157 TS TEMPSWCH # TABLE PHASE
060613,000033:
060614,000034: 01,3474 33526 CA RTRNCADR # TO SAVE TIME ASSUME IT WILL GET NEXT
060615,000035: 01,3475 54707 TS GOLOC +2 # GROUP AFTER THIS
060616,000036:
060617,000037: 01,3476 30154 CA TEMPPHS
060618,000038: 01,3477 75024 MASK OCT1400
060619,000039: 01,3500 10000 CCS A # IS IT A VARIABLE OR TABLE RESTART
060620,000040: 01,3501 13512 TCF ITSAVAR # IT:S A VARIABLE RESTART
060621,000041:
060622,000042: 01,3502 10154 GETPART2 CCS TEMPPHS # IS IT AN X.1 RESTART
060623,000043: 01,3503 10000 CCS A
060624,000044: 01,3504 13612 TCF ITSATBL # NO, ITS A TABLE RESTART
060625,000045:
060626,000046: 01,3505 35053 CA PRIO14 # IT IS AN X.1 RESTART, THEREFORE START
060627,000047: 01,3506 05135 FVACCADR TC FINDVAC # THE DISPLAY RESTART ROUTINE (=GENADR)
060628,000048: 01,3507 E3,1400 EBANK= LST1
060629,000049: 01,3507 03263 20063 2CADR INITDSP
060630,000050:
060631,000051:
060632,000052: 01,3511 03526 TC RTRNCADR # FINISHED WITH THIS GROUP, GET NEXT ONE
060633,000053:
060634,000054: 01,3512 75024 ITSAVAR MASK OCT1400 # IS IT TYPE B ?
060635,000055: 01,3513 10000 CCS A
060636,000056: 01,3514 13563 TCF ITSLIKEB # YES, IT IS TYPE B
060637,000057:
060638,000058: 01,3515 00006 EXTEND # STORE THE JOB (OR TASK) 2CADR FOR EXIT
060639,000059: 01,3516 50155 NDX TEMP2G
060640,000060: 01,3517 31437 DCA PHSNAME1
060641,000061: 01,3520 52706 DXCH GOLOC
060642,000062:
060643,000063: 01,3521 30154 CA TEMPPHS # SEE IF THIS IS A JOB, TASK, OR A LONGCAL
060644,000064: 01,3522 74774 MASK OCT7
060645,000065: 01,3523 67701 AD MINUS2
060646,000066: 01,3524 10000 CCS A
060647,000067: 01,3525 13675 TCF ITSLNGCL # ITS A LONGCALL
060648,000068:
060649,000069: 01,3526 04651 RTRNCADR TC SWRETURN # CANT GET HERE
060650,000070: 01,3527 13531 TCF ITSAWAIT
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Page 1412 |
060652,000072: 01,3530 13576 TCF ITSAJOB # ITS A JOB
060653,000073:
060654,000074: 01,3531 33463 ITSAWAIT CA WTLTCADR # SET UP WAITLIST CALL
060655,000075: 01,3532 54704 TS GOLOC -1
060656,000076:
060657,000077: 01,3533 50155 NDX TEMP2G # DIRECTLY STORED
060658,000078: 01,3534 31260 CA PHSPRDT1
060659,000079: 01,3535 10000 TIMETEST CCS A # IS IT AN IMMEDIATE RESTART
060660,000080: 01,3536 24000 INCR A # NO,
060661,000081: 01,3537 13542 TCF FINDTIME # FIND OUT WHEN IT SHOULD BEGIN
060662,000082:
060663,000083: 01,3540 15470 TCF ITSINDIR # STORED INDIRECTLY
060664,000084:
060665,000085: 01,3541 13561 TCF IMEDIATE # IT WANTS AN IMMEDIATE RESTART
060666,000086:
060667,000087: # ***** THIS MUST BE IN FIXED FIXED *****
060668,000088:
060669,000089: 4000 SETLOC FFTAG2
060670,000090: 4000 BANK
060671,000091:
060672,000092: 5470 COUNT* $$/RSROU
060673,000093: 5470 22706 ITSINDIR LXCH GOLOC +1 # GET THE CORRECT E BANK IN CASE THIS IS
060674,000094: 5471 22006 LXCH BB # SWITCHED ERRASIBLE
060675,000095:
060676,000096: 5472 50000 NDX A # GET THE TIME INDIRECTLY
060677,000097: 5473 30001 CA 1
060678,000098:
060679,000099: 5474 22006 LXCH BB # RESTORE THE BB AND GOLOC
060680,000100: 5475 22706 LXCH GOLOC +1
060681,000101:
060682,000102: 5476 13542 TCF FINDTIME # FIND OUT WHEN IT SHOULD BEGIN
060683,000103:
060684,000104: # ***** YOU MAY RETURN TO SWITCHED FIXED *****
060685,000105:
060686,000106: 01,2000 SETLOC RESTART
060687,000107: 01,2000 BANK
060688,000108:
060689,000109: 01,3542 COUNT* $$/RSROU
060690,000110: 01,3542 40000 FINDTIME COM # MAKE NEGITIVE SINCE IT WILL BE SUBTRACTD
060691,000111: 01,3543 54001 TS L # AND SAVE
060692,000112: 01,3544 50155 NDX TEMP2G
060693,000113: 01,3545 41257 CS TBASE1
060694,000114: 01,3546 00006 EXTEND
060695,000115: 01,3547 60025 SU TIME1
060696,000116: 01,3550 10000 CCS A
060697,000117: 01,3551 40000 COM
060698,000118: 01,3552 67663 AD OCT37776
060699,000119: 01,3553 64770 AD ONE
060700,000120: 01,3554 60001 AD L
060701,000121: 01,3555 10000 CCS A
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Page 1413 |
060703,000123: 01,3556 34772 -3 CAF ZERO
060704,000124: 01,3557 13561 TCF +2
060705,000125: 01,3560 13561 TCF +1
060706,000126: 01,3561 64770 IMEDIATE AD ONE
060707,000127: 01,3562 00704 TC GOLOC -1
060708,000128: 01,3563 33526 ITSLIKEB CA RTRNCADR # TYPE B, SO STORE RETURN IN
060709,000129: 01,3564 54157 TS TEMPSWCH # TEMPSWCH IN CASE OF AN EVEN PHASE
060710,000130:
060711,000131: 01,3565 33133 CA PRT2CADR # SET UP EXIT TO GET TABLE PART OF THIS
060712,000132: 01,3566 54707 TS GOLOC +2 # VARIABLE TYPE OF PHASE
060713,000133:
060714,000134: 01,3567 30154 CA TEMPPHS # MAKE THE PHASE LOOK RIGHT FOR THE TABLE
060715,000135: 01,3570 76043 MASK OCT177 # PART OF THIS VARIABLE PHASE
060716,000136: 01,3571 54154 TS TEMPPHS
060717,000137:
060718,000138: 01,3572 00006 EXTEND
060719,000139: 01,3573 50155 NDX TEMP2G # OBTAIN THE JOB:S 2CADR
060720,000140: 01,3574 31437 DCA PHSNAME1
060721,000141: 01,3575 52706 DXCH GOLOC
060722,000142:
060723,000143: 01,3576 50155 ITSAJOB NDX TEMP2G # NOW ADD THE PRIORITY AND LET:S GO
060724,000144: 01,3577 31260 CA PHSPRDT1
060725,000145: 01,3600 54704 CHKNOVAC TS GOLOC -1 # SAVE PRIO UNTIL WE SEE IF ITS
060726,000146: 01,3601 00006 EXTEND # A FINDVAC OR A NOVAC
060727,000147: 01,3602 63606 BZMF ITSNOVAC
060728,000148:
060729,000149: 01,3603 33506 CAF FVACCADR # POSITIVE, SET UP FINDVAC CALL.
060730,000150: 01,3604 56704 XCH GOLOC -1 # PICK UP PRIO,
060731,000151: 01,3605 00704 TC GOLOC -1 # AND GO
060732,000152:
060733,000153: 01,3606 35310 ITSNOVAC CAF NOVACADR # NEGATIVE,
060734,000154: 01,3607 56704 XCH GOLOC -1 # SET UP NOVAC CALL,
060735,000155: 01,3610 40000 COM # CORRECT PRIO,
060736,000156: 01,3611 00704 TC GOLOC -1 # AND GO
060737,000157:
060738,000158: 01,3612 54020 ITSATBL TS CYR # FIND OUT IF THE PHASE IS ODD OR EVEN
060739,000159: 01,3613 10020 CCS CYR
060740,000160: 01,3614 13615 TCF +1 # IT:S EVEN
060741,000161: 01,3615 13713 TCF ITSEVEN
060742,000162:
060743,000163: 01,3616 33526 CA RTRNCADR # IN CASE THIS IS THE SECOND PART OF A
060744,000164: 01,3617 54707 TS GOLOC +2 # TYPE B RESTART, WE NEED PROPER EXIT
060745,000165:
060746,000166: 01,3620 30154 CA TEMPPHS # SET UP POINTER FOR FINDING OUR PLACE IN
060747,000167: 01,3621 54021 TS SR # THE RESTART TABLES
060748,000168: 01,3622 60021 AD SR
060749,000169: 01,3623 50155 NDX TEMP2G
060750,000170: 01,3624 62001 AD SIZETAB +1
060751,000171: 01,3625 54156 TS POINTER
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Page 1414 |
060753,000173:
060754,000174: 01,3626 00006 CONTBL2 EXTEND # FIND OUT WHAT:S IN THE TABLE
060755,000175: 01,3627 50156 NDX POINTER
060756,000176: 01,3630 32002 DCA CADRTAB # GET THE 2CADR
060757,000177:
060758,000178: 01,3631 22706 LXCH GOLOC +1 # STORE THE BB INFORMATION
060759,000179:
060760,000180: 01,3632 10000 CCS A # IS IT A JOB OR IS IT TIMED
060761,000181: 01,3633 24000 INCR A # POSITIVE, MUST BE A JOB
060762,000182: 01,3634 13707 TCF ITSAJOB2
060763,000183:
060764,000184: 01,3635 24000 INCR A # MUST BE EITHER A WAITLIST OR LONGCALL
060765,000185: 01,3636 54705 TS GOLOC # LET-S STORE THE CORRECT CADR
060766,000186:
060767,000187: 01,3637 33463 CA WTLTCADR # SET UP OUR EXIT TO WAITLIST
060768,000188: 01,3640 54704 TS GOLOC -1
060769,000189:
060770,000190: 01,3641 30706 CA GOLOC +1 # NOW FIND OUT IF IT IS A WAITLIST CALL
060771,000191: 01,3642 74757 MASK BIT10 # THIS SHOULD BE ONE IF WE HAVE -BB
060772,000192: 01,3643 10000 CCS A # FOR THAT MATTER SO SHOULD BE BITS 9,8,7,
060773,000193: # 6,5, AND LAST BUT NOT LEAST (PERHAPS NOT
060774,000194: # IN IMPORTANCE ANYWAY. BIT 4
060775,000195: 01,3644 13702 TCF ITSWTLST # IT IS A WAITLIST CALL
060776,000196:
060777,000197: 01,3645 50156 NDX POINTER # OBTAIN THE ORIGINAL DELTA T
060778,000198: 01,3646 32000 CA PRDTTAB # ADDRESS FOR THIS LONGCALL
060779,000199:
060780,000200: 01,3647 15477 TCF ITSLGCL1 # NOW GO GET THE DELTA TIME
060781,000201:
060782,000202: # ***** THIS MUST BE IN FIXED FIXED *****
060783,000203:
060784,000204: 4000 SETLOC FFTAG2
060785,000205: 4000 BANK
060786,000206:
060787,000207: 5477 COUNT* $$/RSROU
060788,000208: 5477 22706 ITSLGCL1 LXCH GOLOC +1 # OBTAIN THE CORRECT E BANK
060789,000209: 5500 22006 LXCH BB
060790,000210: 5501 22706 LXCH GOLOC +1 # AND PRESERVE OUR E AND F BANKS
060791,000211:
060792,000212: 5502 00006 EXTEND # GET THE DELTA TIME
060793,000213: 5503 50000 NDX A
060794,000214: 5504 30001 DCA 0
060795,000215: 5505 22706 LXCH GOLOC +1 # RESTORE OUR E AND F BANK
060796,000216: 5506 22006 LXCH BB # RESTORE THE TASKS E AND F BANKS
060797,000217: 5507 22706 LXCH GOLOC +1 # AND PRESERVE OUR L
060798,000218:
060799,000219: 5510 13650 TCF ITSLGCL2 # NOW LET:S PROCESS THIS LONGCALL
060800,000220:
060801,000221: # ***** YOU MAY RETURN TO SWITCHED FIXED *****
060802,000222:
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Page 1415 |
060804,000224: 01,2000 SETLOC RESTART
060805,000225: 01,2000 BANK
060806,000226:
060807,000227: 01,3650 COUNT* $$/RSROU
060808,000228: 01,3650 53305 ITSLGCL2 DXCH LONGTIME
060809,000229:
060810,000230: 01,3651 00006 EXTEND # CALCULATE TIME LEFT
060811,000231: 01,3652 40025 DCS TIME2
060812,000232: 01,3653 21305 DAS LONGTIME
060813,000233: 01,3654 00006 EXTEND
060814,000234: 01,3655 31303 DCA LONGBASE
060815,000235: 01,3656 21305 DAS LONGTIME
060816,000236:
060817,000237: 01,3657 11304 CCS LONGTIME # FIND OUT HOW THIS SHOULD BE RESTARTED
060818,000238: 01,3660 13670 TCF LONGCLCL
060819,000239: 01,3661 13663 TCF +2
060820,000240: 01,3662 13556 TCF IMEDIATE -3
060821,000241: 01,3663 11305 CCS LONGTIME +1
060822,000242: 01,3664 13670 TCF LONGCLCL
060823,000243: 01,3665 13666 NOOP # CAN:T GET HERE *********
060824,000244: 01,3666 13556 TCF IMEDIATE -3
060825,000245: 01,3667 13561 TCF IMEDIATE
060826,000246:
060827,000247: 01,3670 33137 LONGCLCL CA LGCLCADR # WE WILL GO TO LONGCALL
060828,000248: 01,3671 54704 TS GOLOC -1
060829,000249:
060830,000250: 01,3672 00006 EXTEND # PREPARE OUR ENTRY TO LONGCALL
060831,000251: 01,3673 31305 DCA LONGTIME
060832,000252: 01,3674 00704 TC GOLOC -1
060833,000253:
060834,000254: 01,3675 33463 ITSLNGCL CA WTLTCADR # ASSUME IT WILL GO TO WAITLIST
060835,000255: 01,3676 54704 TS GOLOC -1
060836,000256:
060837,000257: 01,3677 50155 NDX TEMP2G
060838,000258: 01,3700 41260 CS PHSPRDT1 # GET THE DELTA T ADDRESS
060839,000259:
060840,000260: 01,3701 15477 TCF ITSLGCL1 # NOW GET THE DELTA TIME
060841,000261:
060842,000262: 01,3702 40706 ITSWTLST CS GOLOC +1 # CORRECT THE BBCON INFORMATION
060843,000263: 01,3703 54706 TS GOLOC +1
060844,000264:
060845,000265: 01,3704 50156 NDX POINTER # GET THE DT AND FIND OUT IF IT WAS STORED
060846,000266: 01,3705 32000 CA PRDTTAB # DIRECTLY OR INDIRECTLY
060847,000267:
060848,000268: 01,3706 13535 TCF TIMETEST # FIND OUT HOW THE TIME IS STORED
060849,000269:
060850,000270: 01,3707 56705 ITSAJOB2 XCH GOLOC # STORE THE CADR
060851,000271:
060852,000272: 01,3710 50156 NDX POINTER # ADD THE PRIORITY AND LET:S GO
060853,000273: 01,3711 32000 CA PRDTTAB
060854,000274:
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Page 1416 |
060856,000276: 01,3712 13600 TCF CHKNOVAC
060857,000277:
060858,000278: 01,3713 30157 ITSEVEN CA TEMPSWCH # SET UP FOR EITHER THE SECOND PART OF THE
060859,000279: 01,3714 54707 TS GOLOC +2 # TABLE, OR A RETURN FOR THE NEXT GROUP
060860,000280:
060861,000281: 01,3715 50155 NDX TEMP2G # SET UP POINTER FOR OUR LOCATION WITHIN
060862,000282: 01,3716 32000 CA SIZETAB # THE TABLE
060863,000283: 01,3717 60154 AD TEMPPHS # THIS MAY LOOK BAD BUT LET:S SEE YOU DO
060864,000284: 01,3720 60154 AD TEMPPHS # BETTER IN TIME OR NUMBERR OF LOCATIONS
060865,000285: 01,3721 60154 AD TEMPPHS
060866,000286: 01,3722 54156 TS POINTER
060867,000287:
060868,000288: 01,3723 13626 TCF CONTBL2 # NOW PROCESS WHAT IS IN THE TABLE
060869,000289:
060870,000290: 01,3724 36214 PHSPART2 CA THREE # SET THE POINTER FOR THE SECOND HALF OF
060871,000291: 01,3725 26156 ADS POINTER # THE TABLE
060872,000292:
060873,000293: 01,3726 33526 CA RTRNCADR # THIS WILL BE OUR LAST TIME THROUGH THE
060874,000294: 01,3727 54707 TS GOLOC +2 # EVEN TABLE, SO AFTER IT GET THE NEXT
060875,000295: # GROUP
060876,000296: 01,3730 13626 TCF CONTBL2 # SO LET:S GET THE SECOND ENTRY IN THE TBL
060877,000297:
060878,000298: 01,3731 0154 TEMPPHS EQUALS MPAC
060879,000299: 01,3731 0155 TEMP2G EQUALS MPAC +1
060880,000300: 01,3731 0156 POINTER EQUALS MPAC +2
060881,000301: 01,3731 0157 TEMPSWCH EQUALS MPAC +3
060882,000302: 01,3731 7701 MINUS2 EQUALS NEG2
060883,000303: 01,3731 6043 OCT177 EQUALS LOW7
060884,000304:
End of include-file RESTARTS_ROUTINE.agc. Parent file is MAIN.agc