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10,10/maksym.mac
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TITLE MAKSYM - MAKE DSKTAP.DDT DEFINING ALL DISK/TAPE DATA BASE LOCS
SUBTTL DEFINITIONS
SEARCH Q,MACTEN,UUOSYM
SALL
;ACCUMULATORS
F=0 ;FLAGS
T1=1 ;TEMPORARIES
T2=2
T3=3
T4=4
T5=5
T6=6
J=T6
P1=10 ;PRESERVED
P2=11
P3=12
P4=13
P5=14
CNT=15 ;COUNTER (TEMPORARY AC)
LVL=16 ;SFD LEVEL
P=17 ;STACK POINTER
;I/O CHANNELS
DSK==1 ;FOR READING EXE FILE
LPT==2 ;FOR DUMPING DATA BASE
;FLAGS IN THE LEFT HALF OF AC F
L.BHED==1B0 ;SET IF HEADER TYPED FOR BIT TABLE CHECK
L.MLST==1B3 ;SET IF USER WANTS TO SPY ON MONITOR
L.ACHK==1B4 ;SET IF ONLY WANT TO ADDRESS CHECK
L.NAME==1B7 ;HAVE NAME
L.PROJ==1B8 ;HAVE PROJECT NUMBER
L.ANY==1B9 ;SAW ANYTHING
L.NOPP==1B10 ;DON'T TYPE DATA FOR THIS PPN
L.NONM==1B11 ;DON'T TYPE THIS NMB/AT
L.OTTY==1B12 ;OUTPUT TO TTY
L.RDSK==1B13 ;READING A CRASH FROM DISK
;MACROS
DEFINE MONWRD(INST)<
JRST [PUSHJ P,DOINST
JRST .+1
JRST .+2
INST]
>
DEFINE ERROR(TEXT)
< JRST [ OUTSTR [ASCIZ /?TEXT
/]
JRST BEGIN]>
;CONDITIONAL ASSEMBLY:
ND CSL,0 ;NON-0 FOR CSL FEATURES
SUBTTL MONITOR-DEPENDENT DEFINITIONS
UNINAM=0 ;DEVICE NAME
UNILOG=1 ;PACK NAME
UNISYS=3 ;PNTR TO NEXT UNIT
UNIHCT=10 ;HARD ERR COUNT
UNISCT=11 ;SORT ERR COUNT
UNIECT=34 ;ERROR-RETRY COUNT
UNIHNG=35 ;HUNG COUNT
UNISTS=36 ;STATUS
UNIBPU=43 ;BLOCKS PER UNIT (NON-0 IF UNIT EXISTS)
UNIRCV=63 ;RETRIES ON HUNG DEV
UNI2ND=72 ;POINTER TO 2ND PORT
UNITIM==73 ;TIMER
IFNDEF LN.BUF,<LN.BUF==200> ;LENGTH OF DISK BUFFER
IFNDEF NBCSHE,<NBCSHE==^D25> ;NUMBER OF PAGES TO KEEP IN CORE
SUBTTL VARIABLES
BEGLOW==.
TTCLST: BLOCK 1 ;# CHUNKS,,POINTER TO 1ST CHUNK
TTFREE: BLOCK 1 ;POINTER TO FREE CHUNKS
TTFREN: BLOCK 1 ;NUMBER OF FREE CHUNKS
LINPTR: BLOCK 1 ;-#LINES,,ADR OF LINTAB
CKADR: BLOCK 1 ;.TTCLST<0,18>
LWRDCN: BLOCK 1 ;.TTCLST<18,18>*4
LTBSIZ: BLOCK 1 ;SIZE OF BIT TABLE IN WORDS
CORNUM: BLOCK 1 ;NUMBER OF BLOCKS
SYSPPB: BLOCK 1 ;START OF CORE
SPPB: BLOCK 1 ;HAS LH(SYSPPB) IN ITS RH
SYSCOR: BLOCK 1 ;START OF FREE LIST
SYSDOR: BLOCK 1 ;DORMANT ACCESS TABLES
WRDCNT: BLOCK 1 ;.CORNUM*8
TABSIZ: BLOCK 1 ;SIZE OF BIT TABLE IN WORDS
CORPNT: BLOCK 1 ;POINTER TO AREA IN CORE WHERE INFO IS
BITTAB: BLOCK 1 ;POINTER TO BIT TABLE OF 8 WORD BLOCKS
DIRPNT: BLOCK 1 ;POINTER TO IN-CORE COPY OF FILE DIRECTORY
COROFF: BLOCK 1 ;OFFSET BETWEEN FILE ADDRESSES AND CORE ADDRESSES
LCRPNT: BLOCK 1 ;POINTER TO LINE DATA
LINTAB: BLOCK 1 ;POINTER TO TABLE OF LINE ADDRESSES
LBITTB: BLOCK 1 ;POINTER TO BIT TABLE FOR CHUNKS
LCOROF: BLOCK 1 ;TTY OFFSET BETWEEN FILE AND CORE
;WORK AREA
DBLOCK: BLOCK 200 ;WHERE DISK BLOCKS ARE READ INTO
TEMP: BLOCK 1 ;TEMPORARY VARIABLE
LPTOUT: BLOCK 3 ;LPT OUTPUT BUFFER HEADER
FRECNT: BLOCK 1 ;COUNT OF FREE BLOCKS
DORCNT: BLOCK 1 ;COUNT OF DORMANT ACCESS TABLES
TEMP1: BLOCK 1 ;ANOTHER TEMPORARY
LSTBLK: BLOCK 1 ;DISK BLOCK CURRENTLY IN DBLOCK
ONELIN: BLOCK 1 ;SINGLE LINE TO REPORT ON
NAME: BLOCK 1 ;PARTICULAR NAME (DSK DATA)
EXT: BLOCK 1 ;EXT WE'RE LOOKING FOR
PROJ: BLOCK 1 ;THE PROJECT NUMBER
PROG: BLOCK 1 ;PROGRAMMER NUMBER
;***DO NOT SEPERATE THE FOLLOWING LABELS!
IDEV: BLOCK 3 ;INPUT DEVICE OPEN BLOCK
IFILE: BLOCK 4 ;INPUT LOOKUP BLOCK
ODEV: BLOCK 3 ;OUTPUT DEVICE OPEN BLOCK
OFILE: BLOCK 4 ;OUTPUT DEVICE ENTER BLOCK
;***END OF DO NOT SEPARATE
PLIST: BLOCK 60 ;STACK
SAVET1: BLOCK 2
SAVET3: BLOCK 2
INST: 0
DATA: 0
.CPTOS: BLOCK 1
.CPMAP: BLOCK 1
EXEDIR: BLOCK LN.BUF ;SPACE FOR EXE DIRECTORY
DCACHE: BLOCK NBCSHE ;INCORE CACHE FOR CRASH FILE
DSKFLG: BLOCK 1 ;FLAG (AND MAX SIZE) OF DISK INPUT FILE
ENDLOW==.-1 ;END OF NORMAL VARIABLES
PNTR: 0,,DATA
DSKIOW: IOWD LN.BUF,0 ;IOWD FOR READING CRASH FILE, ADDR FILLED IN
0 ;END OF LIST
SUBTTL INITIALIZATION
BEGIN: JFCL ;NO CCL
START 60,PLIST ;SET UP STACK
SETZB F,BEGLOW ;CLEAR FLAGS AND START OF CORE AREA
MOVE T1,[BEGLOW,,BEGLOW+1] ;BLT POINTER
BLT T1,ENDLOW ;TO END OF LOW SEG
MOVX T1,%CNSIZ ;SIZE OF THE MONITOR
GETTAB T1, ;GET IT
MOVEI T1,-1 ;MAKE SURE SPY FAILS
SPY T1, ;MAP MONITOR
ERROR <Spy failed> ;IF DON'T HAVE SPY PRIV'S, CANT PEEK EITHER
HLRZ T1,.JBSA## ;GET INITIAL .JBFF
MOVEM T1,.JBFF## ;AND RESET IT
HLRZ T1,.JBSA## ;GET INITIAL .JBFF
MOVEM T1,.JBFF## ;AND RESET IT
MOVSI T1,'DSK'
MOVEM T1,ODEV+1
DMOVE T1,[SIXBIT /DSKTAP/
SIXBIT /DDT/]
DMOVEM T1,OFILE
MOVSI T1,LPTOUT
MOVEM T1,ODEV+2
MOVSI T1,'EXE'
MOVEM T1,IFILE+1
PUSHJ P,SCAN ;GET COMMAND LINE
OPEN LPT,ODEV ;GET THE OUTPUT DEVICE
ERROR <Cannot OPEN output device>
MOVS T1,ODEV+1
CAIN T1,'TTY' ;IF OUTPUT IS TO TTY
TXOA F,L.OTTY ; LIGHT A BIT IN F
TXZ F,L.OTTY
SKIPN IFILE ;NAME TYPED?
TXOA F,L.MLST ;NO, PEEK AT RUNNING MONITOR
TXO F,L.RDSK ;YES. TELL PEEKA
ENTER LPT,OFILE
ERROR <Can't enter outpur file>
OUT LPT, ;DUMMY OUTPUT
MOVEI T1,17
MOVEM T1,IDEV
TXNE F,L.MLST ;RUNNING MONITOR?
JRST DODUMP ;YES, DON'T BOTHER WITH LOOKUPS
OPEN DSK,IDEV ;OPEN THE INPUT DEVICE!
ERROR <Can't open input device>
LOOKUP DSK,IFILE ;FIND THE FILE!
ERROR <Can't lookup input file>
PUSHJ P,CPYEXE ;READ DIRECTORY
DODUMP: PUSHJ P,DUMP ;DUMP DATA BASE
JRST BEGIN ;NO
DOINST: DMOVEM T1,SAVET1
DMOVEM T3,SAVET3
MOVE T2,(P)
MOVE T2,2(T2)
MOVEM T2,INST
SETZ T3,
LDB T1,[POINT 9,T2,8] ;OP CODE
CAIE T1,(LDB_-11)
CAIN T1,(ILDB_-11)
SKIPA T2,(T2)
JRST NOTBYT
CAIN T1,(ILDB_-11)
IBP T2
TLZ T2,77
HLLM T2,PNTR
MOVSI T1,000740
AND T1,INST
IOR T1,[LDB PNTR]
EXCH T1,INST
SETO T3,
LDB T1,[POINT 4,(T1),17]
CAIA
NOTBYT: LDB T1,[POINT 4,INST,17] ;INDEX
CAIL T1,T1
CAILE T1,T4
CAIA
ADDI T1,SAVET1-T1
MOVE T1,(T1)
ADDI T1,(T2)
PUSHJ P,PEEKA ;T1=LOC TO READ, ANSWER IN T1
MOVE T2,INST
TLNE T2,20
PUSHJ P,PEEKA ;INDIRECT, ONE MORE TIME (BUT NO RECURSION)
MOVEM T1,DATA
JUMPL T3,DOIT
MOVEI T1,DATA
DPB T1,[POINT 23,INST,35]
DOIT: DMOVE T1,SAVET1
DMOVE T3,SAVET3
XCT INST
POPJ P,
AOS (P)
POPJ P,
PEEKA: TXNE F,L.RDSK ;SEE IF DISK MODE
PJRST DSKA ;YES--PEEK AT THE DISK
TLZ T1,-1 ;CLEAR JUNK
CAIGE T1,400000 ;MONITOR HIGH SEG ADDRESS?
SKIPA T1,400000(T1) ;YES--GET FROM CORE
PEEKA1: PEEK T1, ;NO--GET FROM MONITOR
POPJ P,
DSKA: TLZ T1,-1 ;CLEAR JUNK
CAIGE T1,340000 ;ADDRESS IN MONITOR LOW SEG
JRST DSKA8 ;YES, JUST GET MONITOR LOW SEG VALUE
PUSH P,T4 ;GET A WORKING AC
MOVE T4,T1 ;SAVE ADDRESS IN T4
ANDI T1,777 ;ISOLATE OFFSET IN PAGE
PUSH P,T1 ;SAVE THIS
LSH T4,-^D9 ;CONVERT TO PAGE NUMBER
MOVE T1,.CPTOS ;THIS IS KIND OF A KLUDGE BUT THERE ARE NO
CAME T1,.CPMAP ; CONVIENENT BITS TO REMEMBER TYPE OF PAGING
TLO T4,600000 ;KL PAGING
TRNN T4,400000_-^D9 ;ADDRESS IN MONITOR HIGH SEG?
JRST DSKA2 ;NO, PER-PROCESS MAPPING
TLNN T4,200000 ;KL PAGING?
ROT T4,-1 ;NO, KI PAGING - MAP SLOTS ARE HALF WORDS
HRRZ T1,T4 ;WORD WITHIN THE MAP
ADD T1,.CPMAP ;ADDRESS OF MAP SLOT ENTRY
JRST DSKA7 ;GO GET MAP SLOT ENTRY
DSKA2: MOVSI T1,(J) ;JOB NUMBER TO LH
HRRI T1,.GTUPM ;NEED JBTUPM FOR THIS JOB
GETTAB T1, ;GET VALUE
JRST DSKA3 ;FAILED, RETURN ZERO
HRRZS T1 ;KEEP JUST PAGE NUMBER
JUMPN T1,DSKA5 ;IF THERE, CONTINUE
DSKA3: POP P,(P) ;FLUSH JUNK
POP P,T4 ;RESTORE T4
DSKA4: MOVEI T1,0 ;RETURN ZERO TO CALLER
POPJ P, ; AND RETURN
DSKA5: LSH T1,^D9 ;MAKE PAGE NUMBER AN ADDRESS
TLNE T4,200000 ;KL PAGING?
JRST DSKA6 ;YES, PAGE NUMBER IS OFFSET INTO THE MAP
ROT T4,-1 ;DIVIDE BY 2 PUTTING REMAINDER IN THE SIGN BIT
ADDI T4,220 ;PP STUFF STARTS AT 400 IN THE MAP
DSKA6: ADDI T1,(T4) ;POINT TO PER-PROCESS STUFF IN THE UPMP
DSKA7: PUSHJ P,DSKA8 ;GET THE MAP SLOT FOR THIS ADDRESS
SKIPL T4 ;SKIP IF MAPPING THROUGH RH
MOVSS T1 ;MAPPING THROUGH LH, REVERSE
TLNE T4,200000 ;KL PAGING?
TLNN T1,700000 ;YES, ACCESS ALLOWED?
CAIA ;KI PAGING OR ACCESS NOT ALLOWED
TRO T1,400000 ;INDICATE ACCESS ALLOWED
TRNN T1,400000 ;PAGE HAVE ACCESS ALLOWED ON?
JRST DSKA3 ;NO, RETURN ZERO
ANDI T1,17777 ;KEEP JUST 13 BIT PAGE NUMBER
LSH T1,^D9 ;MAKE IT AN ADDRESS
ADD T1,0(P) ;ADD IN OFFSET IN PAGE
POP P,(P) ;FLUSH JUNK
POP P,T4 ;RESTORE T4
DSKA8: PUSH P,T2 ;SAVE T2
CAML T1,DSKFLG ;COMPARE TO AMOUNT IN FILE
JRST [POP P,T2 ;RESTORE T2
JRST DSKA4] ;RETURN ZERO
PUSH P,T3 ;SAVE T1 WORK REGISTER
JUMPE T1,DSKA9 ;DON'T RELOCATE 0 (NEED TO READ EXE DIRECTORY)
PUSHJ P,RELEXE ;RELOCATE ADDRESS TO DISK PAGE ADDRESS
JRST [POP P,T3 ;ADDRESS NOT IN FILE, RESTORE ACS
POP P,T2
JRST DSKA4] ;AND RETURN 0
DSKA9: IDIVI T1,LN.BUF ;SPLIT INTO BLOCK AND WORD
PUSH P,T2 ;OFFSET FOR WORD IN BUFFER
MOVSI T2,-NBCSHE ;SEARCH THE CACHE FOR THIS DISK BLOCK
HLRZ T3,DCACHE(T2) ;FETCH BLOCK DESCRIBED
CAIE T3,(T1) ;IS THIS IT
AOBJN T2,.-2 ;NO, KEEP LOOKING
JUMPL T2,DSKARD ;FOUND ONE, UPDATE LEAST RECENTLY USED
HRLM T1,DCACHE+NBCSHE-1 ;STORE BLOCK NUMBER IN LAST (OLDEST)
HRRZ T2,DCACHE+NBCSHE-1 ;WHERE DATA IS TO BE READ
SOS T2 ;-1 FOR THE IOWD
HRRM T2,DSKIOW ;STORE ADDR
MOVEI T2,NBCSHE-1 ;INDEX WHERE READ (FOUND)
IFN LN.BUF-200,<IMULI T1,LN.BUF/200>
IFN LN.BUF-<LN.BUF/200>*200,<PRINTX LN.BUF MUST BE MULT OF 200>
USETI DSK,1(T1) ;NO--POSITION FILE
IN DSK,DSKIOW
JRST DSKARD ;READ OK
PUTSTR LPT,<
% Disk read error >
GETSTS DSK,T1
PUTOCT LPT,T1
DSKARD: HRRZS T2 ;ISOLATE POSITION IN TABLE
CAIG T2,NBCSHE/3 ;DON'T RIPPLE TABLE IF CLOSE TO FRONT ALREADY
JRST DSKAR1 ;THIS MIGHT NOT BE TOO GOOD WITH SMALL "NBCSHE"
PUSH P,DCACHE(T2) ;SAVE DESIRED ENTRY
MOVE T3,DCACHE-1(T2) ;COMPRESS TABLE SO LEAST USED IS LAST
MOVEM T3,DCACHE(T2) ;MOVE UP ENTRIES BELOW ONE FOUND
SOJG T2,.-2 ;SO NEW ONE CAN BE FOUND QUICKLY LATER
POP P,DCACHE(T2) ;PUT SAVED ENTRY AT THE FRONT
DSKAR1: POP P,T3 ;GET WORD OFFSET FOR DATA ITEM
ADD T3,DCACHE(T2) ;FIND WORD IN BUFFER
MOVE T1,(T3) ;FETCH IT
POP P,T3 ;RESTORE WORK AC
POP P,T2 ;RESTORE CALLERS AC
POPJ P, ;RETURN WITH DATA ITEM IN T1
;SUBROUTINES TO INITIALIZE AND DEAL WITH EXE DIRECTORY
CPYEXE: HLRE T1,IFILE+3 ;LENGTH OF THE FILE
SKIPL T1 ;IF POSTIVE, MEANS NUMBER OF BLOCKS
LSH T1,7 ;CONVERT TO WORDS
MOVMS T1 ;LENGTH OF THE FILE IN WORDS
MOVEM T1,DSKFLG ;SAVE FOR SANITY CHECKING
MOVSI T1,-NBCSHE ;PRIME THE INCORE CACHE POINTERS
MOVE T2,.JBREL ;FIRST AVAILABLE LOC
HRROM T2,DCACHE(T1) ;STORE -1,,BUFFER ADDRESS
ADDI T2,LN.BUF ;STEP TO NEXT DISK BUFFER
AOBJN T1,.-2 ;STORE ALL ENTRIES
CAMG T2,.JBREL ;NEED TO EXPAND
JRST .+3 ;NO
CORE T2, ;GET THE EXTRA CORE
ERROR <Not enough CORE>
MOVEI T1,0 ;CAUSE THE EXE DIRECTORY TO BE READ
PUSHJ P,DSKA ;GET FIRST WORD OF DIRECTORY
HLRZS T1
CAIE T1,1776 ;AN EXE FILE?
ERROR <Not an EXE file>
HRLZ T1,DCACHE ;*** "KNOW" WHERE DSKA READ IT
HRRI T1,EXEDIR ;PLACE TO SAVE IT
BLT T1,EXEDIR+LN.BUF-1 ;MOVE AS MUCH AS WAS READ
HRRZ T1,EXEDIR ;FETCH DIRECTORY SIZE
CAIL T1,LN.BUF ;DID WE GET ALL OF IT
ERROR (EXE Directory too complex, try making LN.BUF larger)
MOVE T1,EXEDIR-1(T1) ;FETCH LAST DESCRIPTOR WORD
LDB T2,[POINT 9,T1,8] ;GET REPEATER COUNT
ADDI T2,1(T1) ;FIRST PAGE NOT IN FILE
LSH T2,^D9 ;FIRST ADDRESS NOT IN FILE
MOVEM T2,DSKFLG ;RESET MAXIMUM ADDRESS
MONWRD <MOVE T2,410>
MONWRD <MOVE T1,<777777>&<%CNBCP>(T2)>
MONWRD <MOVE T1,<(<-1,,0>&<%CNBCP>)>(T1)>
LSH T1,1 ;*2 FOR GETTAB
MONWRD <MOVE T1,<777777>&<%CCTOS>(T2)>
MONWRD <MOVE T1,<(<-1,,0>&<%CCTOS>)>(T1)> ;GET ADDRESS OF EPT FOR BOOT CPU
MOVEM T1,.CPTOS ;SAVE FOR LATER
MONWRD <MOVE T1,<%FTERR>&<777777>(T2)>
MONWRD <MOVE T1,<(<-1,,0>&<%FTERR>)>(T1)>
TRNN T1,<F%KLP&777777> ;KI OR KL PAGING?
TDZA T1,T1 ;KI PAGING, EPT AND MAP ARE THE SAME PAGE
MOVEI T1,1000 ;KL PAGING, MAP IS THE NEXT PAGE AFTER THE EPT
ADD T1,.CPTOS ;ADDRESS OF THE MAP
MOVEM T1,.CPMAP ;SAVE THAT FOR DSKA
POPJ P, ;AND RETURN
RELEXE: PUSH P,T4 ;SAVE A WORKING AC
IDIVI T1,1000 ;SPLIT INTO PAGE AND OFFSET
PUSH P,T2 ;SAVE OFFSET
HRRZ T2,EXEDIR ;FETCH NUMBER OF WORDS IN DIRECTORY
MOVNI T2,-1(T2) ;DON'T COUNT HEADER WORD
HRLZS T2 ; = AOBJN
RELEX1: HRRZ T3,EXEDIR+2(T2) ;GET CORE ADDRESS FROM DESCRIPTOR
CAILE T3,(T1) ;PASS THE ONE WE WANT
JRST RELEX3 ;YES, WORD NOT IN FILE
LDB T4,[POINT 9,EXEDIR+2(T2),8] ;GET REPEATER
ADDI T4,1(T3) ;FIRST PAGE NOT IN POINTER
CAIL T1,(T4) ;PAGE IN THIS POINTER AT ALL
JRST RELEX2 ;NO, GET ANOTHER POINTER
SUBI T1,(T3) ;HOW FAR INTO THE POINTER
ADD T1,EXEDIR+1(T2) ;HOW FAR INTO THE FILE PROPER
TLZ T1,-1 ;KEEP IT REASONABLE ( FLAGS BITS )
LSH T1,^D9 ;TO A PAGE ADDRESS IN THE FILE
ADDM T1,(P) ;INCLUDE THE OFFSET WANTED
AOS -2(P) ;GIVE GOOD RETURN
JRST RELEX3 ;AND RETURN
RELEX2: AOBJN T2,.+1 ;ADJUST FOR DOUBLE WORD ENTRIES
AOBJN T2,RELEX1 ;LOOK AT NEXT POINTER
RELEX3: POP P,T1 ;RETURN VALUE
POP P,T4 ;RESTORE WORKING AC
POPJ P, ;RETURN
SUBTTL SCAN SUBROUTINES
SCAN: OUTCHR ["*"] ;PROMPT
MOVEI P1,IDEV ;POINT TO INPUT DEVICE
CALL ASKFIL ;GET SPEC FROM USER
TXO F,L.ANY ;CANT USE SHORT FORM
CLEAR ;CLEAR TO EOL
POPJ P, ;RETURN
ASKFIL: ASKSXB ;GET A SIXBIT WORD
CAIN T2,32
EXIT ;EXIT IF ^Z TYPED
JUMPE T3,NOTEXT ;IF NO CHARS READ, NOT A FILE NAME
CAIE T2,":" ;DELIMITER A COLON?
JRST NOTDEV ;NO--NOT A DEVICE
MOVEM T1,1(P1) ;YES--STORE DEVICE
JRST ASKFIL ;LOOP BACK
NOTDEV: MOVEM T1,3(P1) ;MUST BE A FILE NAME
CAIE T2,"." ;DELIMITER A .?
JRST NOTEXT ;NO
ASKSXB ;YES--GET IT
HLLZM T1,4(P1) ;AND STORE IT
NOTEXT: CAIE T2,"[" ;PPN FOLLOW?
POPJ P, ;NO
ASKOCT ;YES--GET PROJECT
HRLZ P2,T1 ;STORE PROJECT
CAIE T2,"," ;DELIMITER A COMMA?
POPJ P, ;NO
ASKOCT ;YES--GET PROGRAMMER
HRR P2,T1 ;AND STORE IT
CAIE T2,"]" ;DELIMITER A ]?
POPJ P, ;NO
MOVEM P2,6(P1) ;STORE PPN
POPJ P, ;AND RETURN
SUBTTL ROUTINE TO DUMP DATA BASE FROM CORE
DUMP: PUSH P,.JBFF## ;SAVE .JBFF SO CAN RECLAIM BUFFERS
SETOVR (\LPT,LPTOUT) ;TELL MACROS WHERE BUFFER HEADER IS
PUSHJ P,PUTDSK ;PUT DISK STUFF
CLOSE LPT, ;CLOSE THE FILE
POP P,.JBFF## ;RESET FIRST FREE
POPJ P, ;AND RETURN
SUBTTL FILE HEADER
PUTHDR: PUTSTR LPT,<input file=>
TXNE F,L.MLST ;WANT TO SPY?
PUTSTR LPT,<running monitor>
TXNE F,L.MLST ;SAME QUESTION
JRST TYPPHD ;YES
PUTSXB LPT,IFILE
PUTCHR LPT,["."]
HLLZ T1,IFILE+1 ;GET EXTENSION
PUTSXB LPT,T1
TYPPHD: PUTSTR LPT,< on >
DATE T1, ;GET TODAY'S DATE
CALL PUTDAT ;STICK IT IN OUTPUT BUFFER
PUTSTR LPT,< at >
MSTIME T1, ;GET TIME IN MILLISECONDS
IDIVI T1,^D60000 ;CONVERT TO MINUTES
CALL PUTTIM ;STICK THAT IN BUFFER TOO
PUTLF LPT,
POPJ P, ;RETURN
PUTDSK: SETZ T4,
MONWRD <MOVE P4,410> ;ADDRESS OF NUMTAB
MONWRD <MOVE P4,16(P4)> ;ADDRESS OF LEVELD TAB
MONWRD <HLRZ P4,115(P4)> ;SYSKON
PUTDS0: MOVE T1,P4
HRLI T1,-10
MONWRD <SKIPE T2,(T1)>
TRNN T2,-1
AOBJN T1,.-2
JUMPL T1,PUTDS1
JRST PUTDS3
PUTDS1: MONWRD <HLLZ T3,(T2)>
PUTOCT LPT,<P4>
PUTCHR LPT,["<"]
PUTSXB LPT,T3
PUTSTR LPT,<:
>
MONWRD <HRRZ T2,5(T2)> ;UNICHN
PUTOCT LPT,<T2>
PUTCHR LPT,["<"]
PUTSTR LPT,<CHN>
PUTOCT LPT,<T4>
ADDI T4,1
PUTSTR LPT,<:
>
MONWRD <SKIPN T2,(T1)>
PUTDS2: AOBJN T1,.-1
JUMPGE T1,PUTDS3
TLZ T2,-1
PUTOCT LPT,T2
PUTCHR LPT,["<"]
MONWRD <MOVE T2,(T2)>
PUTSXB LPT,T2
PUTSTR LPT,<:
>
JRST PUTDS2
PUTDS3: MONWRD <HLRZ P4,13(P4)>
JUMPN P4,PUTDS0
PUTLF LPT,
MONWRD <MOVE P4,410> ;ADDRESS OF NUMTAB
MONWRD <MOVE P4,.GTCNF(P4)> ;ADDRESS OF CNFTBL
MONWRD <HRRZ P4,133(P4)> ;CNFMTK
MOVEI T2,0
PUTTKN: PUTOCT LPT,P4
PUTCHR LPT,["<"]
PUTSTR LPT,<TKDB>
PUTOCT LPT,T2
PUTCHR LPT,[":"]
MOVEI T3,0
MONWRD <MOVE T4,3(P4)>
KDBLUP: MONWRD <SKIPN T1,(T4)>
JRST KDBLND
PUTOCT LPT,T1
PUTCHR LPT,["<"]
PUTSTR LPT,<TUB>
PUTOCT LPT,T2
PUTOCT LPT,T3
PUTCHR LPT,[":"]
ADDI T3,1
KDBLND: AOBJN T4,KDBLUP
PUTLF LPT,
MONWRD <MOVE P4,2(P4)>
ADDI T2,1
JUMPN P4,PUTTKN
POPJ P,
SUBTTL DUMP SUBROUTINES
PUTKYS: PUTSTR LPT,< KNO=>
PUSHJ P,REPKNO ;REPORT THE KNO WORD
PUTSTR LPT,< YES=>
MOVE T4,0(T1) ;GET KNO WORD
MOVE T2,1(T1) ;GET YES WORD
MOVEI CNT,^D36 ;HOW MANY BITS
KYSLOP: SETZB T1,T3 ;CLEAR SOME WORDS
LSHC T1,1 ;MOVE A BIT OF YES WORD INTO T1
LSHC T3,1 ;AND THE CORRESPONDING BIT OF KNOW WORD INTO T3
JUMPE T3,DNTKNO ;IF KNO BIT IS 0, DON'T KNOW
MOVEI T5,"N" ;ASSUME NO.
JUMPE T1,DPCHAR ;IF YES BIT IS 0, GOOD
MOVEI T5,"Y" ;WRONG. USE A Y
JRST DPCHAR ;PUT IT IN THE BUFFER
DNTKNO: MOVEI T5,"0" ;ASSUME IS 0
JUMPE T1,DPCHAR ;GOOD GUESS?
MOVEI T5,"1" ;NO.
DPCHAR: PUTCHR LPT,T5
CALL PTSPC ;TYPE A SPACE AFTER EACH NINE
SOJG CNT,KYSLOP ;REPEAT FOR 36 BITS
POPJ P, ;RETURN NOW
REPADR: SUB T1,COROFF
PUTSTR LPT,< ADDRESS=>
PUTOCT LPT,T1
POPJ P,
REPKNO: MOVE T3,0(T1) ;GET KNO BITS IN T3
MOVEI CNT,^D36 ;36 BITS
KNOLOP: LSHC T2,1 ;GET A BIT IN T2
MOVEI T4,"N" ;ASSUME NO
TRNE T2,1 ;RIGHT?
MOVEI T4,"Y" ;WRONG
PUTCHR LPT,T4
CALL PTSPC ;TYPE A SPACE AFTER EACH NINE
SOJG CNT,KNOLOP ;REPEAT
POPJ P, ;RETURN
PUTPRV: LSHC T1,-^D9 ;LEFT JUSTIFY IN T2
MOVEI CNT,3 ;3 DIGITS
PRVLOP: SETZ T1, ;CLEAR DIGIT
LSHC T1,3 ;PICK UP AN OCTAL DIGIT
ADDI T1,"0" ;CONVERT TO ASCII
PUTCHR LPT,T1 ;PRINT IT
SOJG CNT,PRVLOP ;REPEAT TWICE MORE
POPJ P, ;RETURN
PTSPC: CAIE CNT,^D10 ;TYPED 9?
CAIN CNT,^D19 ;OR 18?
JRST PSPC ;YES
CAIE CNT,^D28 ;OR 27?
POPJ P, ;NO
PSPC: PUTCHR LPT,[" "]
POPJ P,
PUTPTR:
PUTHWD: HLRZ T2,T1 ;GET LH(T1)
PUTOCT LPT,T2
PUTSTR LPT,<,,>
HRRZ T2,T1 ;AND RH(T1)
PUTOCT LPT,T2
POPJ P,
PUTTSP: JUMPE LVL,PUTTL1 ;NOTHING EXTRA AT LEVEL 0
MOVE T4,[ASCII / /]
MOVE T1,LVL
PUTTLP: PUTSTR LPT,,T4
SOJGE T1,PUTTLP ;REPEAT FOR EACH LEVEL
PUTTL1: POPJ P, ;RETURN
PUTTIM: IDIVI T1,^D60 ;GET HOURS AND MINUTES
PUTDEC LPT,T1 ;HOURS FIRST
PUTCHR LPT,[":"]
IDIVI T2,^D10 ;SPLIT MINUTES INTO 2 DIGITS
PUTDEC LPT,T2
PUTDEC LPT,T3
POPJ P, ;RETURN
DEFINE LISTL(ARG),<
IRP ARG,<ASCII /ARG/>>
MONTAB: LISTL <Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec>
PUTDAT: IDIVI T1,^D31 ;GET DAY NUMBER-1
AOS T2 ;GET DAY NUMBER
PUTDEC LPT,T2 ;TYPE IT
PUTCHR LPT,["-"]
IDIVI T1,^D12
PUTSTR LPT,,MONTAB(T2)
PUTCHR LPT,["-"]
ADDI T1,^D1964
PUTDEC LPT,T1
POPJ P,
SPYDSK: MOVE P4,400410 ;GET ADDRESS OF .GTSLF
MOVE P3,400000+.GTLVD(P4) ;GET ADDRESS OF LEVEL-D TABLE
MOVE T1,400000+11(P3) ;GET NUMBER OF BLOCKS
MOVEM T1,CORNUM ;STORE FOR LATER
LSH T1,3 ;CONVERT TO WORDS
MOVEM T1,WRDCNT ;STORE FOR LATER
MOVE T2,.JBFF## ;GET CURRENT FIRST FREE
MOVEM T2,CORPNT ;STORE.
ADDB T1,.JBFF## ;UPDATE FIRST FREE
SOS T1 ;POINT TO LAST WORD
CAMG T1,.JBREL## ;HAVE THE CORE?
JRST HCORE7 ;YES
CORE T1, ;NO--GET IT
ERROR <No core to copy monitor's data base>
HCORE7: HLRZ T1,400000+7(P3) ;GET START OF DATA BASE
HCORE8: HLRZ T2,400000+3(T1) ;POINT TO NEXT UDB
CAIG T1,(T2) ;IF NEXT IS A LOWER ADDRESS,
JRST HCORE9 ; THE 1ST UDB WAS CREATED AFTER SYSTEM STARTED
MOVE T1,T2 ;SO START AT LOWER UDB
JRST HCORE8
HCORE9: MOVEM T1,SPPB ;STORE FOR LATER
HRLI T1,400000(T1) ;PUT IN LH(T1)
HRR T1,CORPNT ;MAKE INTO A BLT POINTER
HRRZ T2,CORPNT ;GET THAT START ADR AGAIN
ADD T2,WRDCNT ;POINT 1 PAST END OF DATA
BLT T1,-1(T2) ;AND COPY THE DATA BASE!
MOVE T1,400000+5(P3) ;GET SYSPPB AGAIN
MOVEM T1,SYSPPB ;AND STORE IT
MOVE T1,400000+76(P3);GET SYSCOR
MOVEM T1,SYSCOR ;STORE
MOVE T1,400000+75(P3);GET SYSDOR
MOVEM T1,SYSDOR ;AND STORE FOR LATER
POPJ P,
UTIL
END BEGIN