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infsym.mac
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UNIVERSAL INFSYM
SUBTTL [SYSTEM]INFO SYMBOLS
SUBTTL T KORTEWEG 23-APRIL-1974
SEARCH C
VWHO==0
VSYMB==0
VMINOR==0
VEDIT==102
;EDITS MADE FROM VERSION 1 TILL 101
;1 FIX ETERNAL LOOP DUE TO TURNED AROUND MESSAGES GOING TO
; A DISAPPEARED ORIGIN.THIS CAUSED [SYSTEM]INFO TO SEND TO SYSTEM
; INFO
;2 IILEGAL UUO'S WERE REPORTED WHEN A USER USED A PID OBTAINED
; INDEPENDENTLY FROM SYSTEM]INFO
;3 IGNORE ERRORS CAUSED BY A LOGGED OUT JOB FOR WHICH A IPCF REQUEST
; WAS MADE
;4 THROW AWAY PAGES SENT BY ANNOYING USERS
;102 FIX INCORRECT DEFINITIONS OF EJECND AND NXMCND FOR ERROR TRAPPING
;COPYRIGHT (C) 1974 BY DIGITAL EQUIPMENT CORPORATION , MAYNARD , MASS.
;REGISTER USAGE
T1=1 ;FIVE SCRATCH REGISTERS
T2=2 ;THESE REGISTERS CAN BE USED
T3=3 ;ANYWHERE
T4=4 ;
T5=5 ;
V=6 ;VALUE REGISTER OR ARGUMENT REGISTER (T1 EXT ENDS V)
L=7 ;LIST ADDRESS FOR LIST PROCESSES
L1=10 ;SECOND LIST ADDRESS
W=11 ;WORK BUCKET ADDRESS
M=12 ;MESSAGE BLOCK ADDRESS
U=13 ;BLOCK USED TO SEND REQUESTS TO IPCF AND AN ANSWER TO THE REQUESTER
J=14 ;JOB # OF JOB BEING PROCESSED
PS=15 ;TASK STATUS
P1=16 ;PRESERVED PARAMETER!
P=17 ;PUSH DOWN LIST POINTER
;VARIOUS CHARACTERS
.CHSPC=40
.CHLPAR=50
.CHRPAR=51
.CHCOM=54
.CHMIN=55
.CHZRO=60
.CHNIN=71
.CHLSQ=74
.CHRSQ=76
.CHA=101
.CHO=117
.CHR=122
.CHS=123
.CHT=124
.CHLBR=133
.CHBSL=134
.CHRBR=135
.CHARR=136
;DEFAULT VALUES AND PARAMETERS
ND STKLEN,400 ;LENGTH OF STACK
ND PPNLOW,7 ;USED TO CHECK PRIVILEGED PPN'S
ND NM.NAM,6 ;LENGTH OF NAMES (MAXIMUM)
ND FTFLOW,1 ;DEBUGGING IS ON !!
;DO NOT ASEMBLE WITH FEATURE ON THIS GIVES TROUBLE
ND FTDEBUG,0 ;NO DEBUGGING IS STANDARD
;MESSAGE FIELD DEFINITIONS
DEFINE IP.CRE(T)<[POINT 6,BL.UU0(T),29]>
DEFINE IP.CMF(T)<[POINT 3,BL.UU0(T),35]>
;MONITOR SYMBOLS
IP.PDL=40000 ;FLAG STAING THAT JOB LOGS OUT
ERRJB=14 ;TEMPORARY FLUSH _F PID FAILED
;DURING LOGOUT CALL
;SYMBOL DEFINITIONS
..LRG==777777 ;A VERY LARGE CONSTANT
SIGN=1B0 ;THE SIGN BIT OF A PDP-10 WORD
BITS8==377 ;MASK TO TEST ASCIZ
PAKLEN=NM.NAM+2 ;LENGTH OF MESSAGE PACKAGES
$FATAL==1 ;FATAL ERROR
$IGNO==2 ;IGNORE THE ERROR
$DELAY==3 ;DELAY THE REQUEST
;TIMING CONSTANTS USED TO PREVENT LOOPING ON RERUNNING THE PROGRAM
;WITH RESTAR CALLS
DAEDIF==^D10*^D60*^D1000 ;TEN MINUTES BETWEEN RERUNS
INFDIF==^D10*^D60*^D1000 ;TEN MINUTES FOR SYSINF
;OFFSETS IN MODULE INITILIZATION BLOCK
.BLKOF==0 ;RERUN PARAMETER BLOCK 3 WORDS
;1. PASSWORD
;2. SEQ NUMBER RETURNED BY RUNNUM
;3. DELTA TIME USE TO PREVENT RUN LOOP
; SELECTABLE BY USER
.DEVOF==3 ;3 WORD OPEN BLOCK FOR CRASH FILE
.FILOF==6 ;4 WORD ENTER BLOCK NAMES WILL GET
;A 3 WORD SEQ # APPENDED
.PREOF==12 ;PREFIX TO BE PRINTED ON EACH MESSAGE LINE
;LIST PARAMETERS
LI.LNK==0 ;LINK WORD OF LIST CONTROL BLOCK
LI.NUM==1 ;NUMBER OF ITEMS IN LIST
;MONITOR SYMBOLS
JACCT==1B17 ;JOB IS PRIVILIGED
;NFOSTS CONTAINS THE STATUS OF [SYSTEM]INFO
;IF THE STATUS IS ZERO AN EXIT IS SUFFICIENT TO TERMINATE ITS SERVICE
NF.DWN==1B0 ;[SYSTEM]INFO IS NOT UP DO NOT ACCEPT ANY CALLS
NF.NFO==1B1 ;THE [SYSTEM]INFO STATUS HAS BEEN REQUIRED
NF.PID==1B2 ;A PID HAS BEEN ACQUIRED
;EACH JOB HAS ASSOCIATED A STATUS WORD ADDRESSED INDIRECTLY VIA
;JOBSTS AND REGISTERS
;THE LEFT HALF CONTAINS STATUS BITS
;THE RIGHT HALF:
;THE MAXIMUM OF PIDS FOR THE JOB IN BITS 18-26
;THE USED NUMBER OF PIDS IN BITS 27-35
JS.IPC=1B0 ;JOB HAS ONE OR MORE PID'S TILL LOGOUT
JS.PIR=1B1 ;JOB HAS ONE OR MORE PID'S TILL NEXT RESET
JS.DLY=1B2 ;JOB HAS A DELAYED REQUEST
JS.SND=1B3 ;SENDS ADDRESSED TO JOB ARE WAITING
JS.WAI=1B4 ;JOB HAS REQUESTS PENDING DUE TO DELAYING
;OF A PREVIOUS JOB
;FLAGS IN A TASKS PROCESS STATUS
;THESE FLAGS ARE SAVED IN ENTRY BL.FLG OF THE MESSAGE BLOCK
;THIS FLAGS REPRESENT THE STATUS OF THE TASK.
;A SUBSET WILL BE USED TO IDENTIFY NAMES
;NOTE: ALL NAME ATTRIBUTES MUST BE IN THE LEFT HALF
;**;FL.CIG=1B0 ;(TEMPORARY) USED BY PARSER 0 BYTE SEEN
;**; ;MADE UNNECESSARY BY EDIT 304 TO SYSINF
FL.LBR==1B1 ;(TEMPORARY) USED BY PARSER LEFTSQUARE BRACKET SEEN
FL.LFW=1B2 ;(NAME ATTR.) PPN HAS A WILD PROJECT
FL.NAM=1B3 ;(NAME ATTR.) PPN FIELD IS A NAME
FL.PPN=1B4 ;(NAME ATTR.) PPN FIELD IS NO NAME
FL.RBR=1B7 ;(TEMPORARY) USED BY PARSER A RIGHT SQUARE BRACKET HAS BEEN SEEN
FL.RFW=1B9 ;(NAME ATTR.) PROGRAMMER FIELD IS WILD
FL.RST=1B10 ;(TASK ATTR.) TASK EXECUTES RESET TYPE OF REQUEST
FL.DLY=1B11 ;(TASK ATTR.) TASK CALLED A DELAY FROM TASK CALL LEVEL
FL.INV=1B12 ;(TEMPORARY) NAME IS INVISIBLE CLAIM A NAME
;DURING THE DELAY OF AN ASSIGN REQUEST.ONLY
;ASSIGNS ARE SO CLAIRVOYANT TO SEE THE NAME
SUBTTL TASK BLOCK DEFINITIONS
;M BLOCK . THIS REGISTER CONTAINS EFFECTIVELY THE UUO BLOCK DATA
; OF THE INCOMING MESSAGE
XX=.
DEFINE .SLISZ
< IFNDEF LI.SIZ,<LI.SIZ=.>
IFG <.-LI.SIZ>,<LI.SIZ=.>
>
RELOC 0
PHASE 0
BL.LNK: Z ;LINK WORD FOR MAIN Q
BL.SLN: Z ;SUBLINK FOR THE TASKS DATA BLOCKS
;A(M DATA PACKET),,A(W BLOCK)
BL.XTR: Z ;ZERO OR JOB # MESSAGE SENDER
BL.PCO: Z ;CONTINUE PC FOR A SUSPENDED PROCES
BL.PCR: Z ;RETURN ADDRESS OF THE SUSPENDED PROCES
BL.FLG: Z ;PROCES FLAGS
BL.UU0: Z ;WORD 0 OF UUO BLOCK
BL.UU1: Z ;SENDER OF MESSAGE
BL.UU2: Z ;RECEIVER OF MESSAGE
BL.UU3: Z ;LENGTH,,ADDRESS OF MESSAGE ADDRESS IS WRONG!
.SLISZ
DEPHASE
;M DATA BLOCK LAY OUT
RELOC 0
PHASE 0
BL.LNK: Z ;NOT USED
BL.SLN: Z ;0 OR LINK TO TASKS MOST RECENT IPCF REPLY
BL.XTR: Z ;PUSH DOWN LIST VALUE ON THE DISPATCH
;TO THE FUNCTION,THIS IS TO RECOVER FROM
;ERRORS REPORTED TO A JOB
BL.COD: Z ;WORD 0 OF MESSAGE DATA
BL.PID: Z ;WORD 1 OF MESSAGE DATA
BL.STR: BLOCK NM.NAM ;STRING FIELD
.SLISZ
DEPHASE
;REPLY BLOCK LAY OUT
;IDENTICAL TO THE M DATA BLOCK
;W BLOCK (WORK BLOCK LAY OUT) (USED AS A NAME BLOCK
RELOC 0
PHASE 0
BL.LNK: Z ;UNUSED
BL.SLN: Z ;ADDRESS OF USER BLOCK IF PRESENT
BL.XTR: Z ;NAME FLAGS,,LENGTH OF NAME FIELD IN WORDS
BL.PPN: Z ;PPN OF NAME FIELD
BL.PID: Z ;PID WHICH GOES WITH NAME
BL.STR: BLOCK NM.NAM ;STRING WHICH CONTAINS CANONICAL NAME
.SLISZ
DEPHASE
;W USED AS AS A SAVE BLOCK
RELOC 0
PHASE 0
BL.LNK: Z
BL.SLN: Z
BL.XTR: Z
BL.T1: Z ;USED TO SAVE T1
BL.T2: Z ;USED TO SAVE T2
BL.T3: Z ;USED TO SAVE T3
.SLISZ
DEPHASE
;U BLOCK USER BLOCK USED TO SEND TO USER
;LAY OUT AS MDATA BLOCK
;REPLY BLOCK LAY OUT
RELOC 0
PHASE 0
BL.LNK: Z ;UNUSED
BL.SLN: Z ;UNUSED
BL.XTR: Z ;USED TO STORE IPCF VALUE
;ALSO USED AS BL.PCR BY DELAYC
BL.COD: Z ;WORD 0 OF REPLY
BL.PID: Z ;WORD 1 OF REPLY
BL.WD2: Z ;WORD2 OF REPLY
.SLISZ
DEPHASE
RELOC XX
PURGE XX
; SUBTTL C FILE FUTURISTICS
DEFINE .BC(TXT)
< IFDEF NEWC,<PRINTX TXT>>
;DUPLICATE C SYMBOLS
HB.IPC==1B10
IPCNP%==3
.IPCFN==1
.IPCSS==15
.IPCSJ==11
.IPCSC==6
.IPCSW==14
OPDEF IPCFS. [CALLI 143]
OPDEF IPCFR. [CALLI 142]
IP.CFB==1B0
IP.TTL==1B4 ;TRUNCATE PACKET
.IPCSZ==5
IPCNN%==76
IPCBP%==74
IPCQP%==73
IPCDN%==75
IPCPF%==20
IPCPI%==15
IPCNN%==76
IPCBN%==77
IPCCF%==71
IPCFF%==72
IPCUF%==16
.IPCSF==4
.IPCSQ==7
%IPCFP==5,,77
%IPCMP==7,,77
%IPCPM==6,,77
F%PI==1B24
F%IPCF==1B25
;DEFINE A PROGRAMS VERSION
;STANDARD SYMBOLS ARE ASSUMED:
;VMAJOR MAJOR VERSION NUMBER
;VEDIT EDIT NUMBER
;VMINOR MINOR VERSION NUMBER
;VWHO WHO DID IT
DEFINE PVER
<...ZZZ=.
.JBVER=137
LOC .JBVER
BYTE (3)VWHO(9)VMAJOR(6)VMINOR(18)VEDIT
RELOC ...ZZZ
>
;END MACRO FOR LIBRARY MODULES
DEFINE ENDMOD
< XLIST
LIT
LIST
PRGEND
> ;END OF ENDMOD
DEFINE RESTORE(LIST)
< IRP LIST<
IFIDN <ALL><LIST>,
< RESTORE <17,16,15,14,13,12,11,10,7,6,5,4,3,2,1>
> ;; END OF IFIDN
IFDIF <ALL><LIST>,
< POP P,LIST
> ;; END OF IFDIF
> ;; END OF IRP
> ;; END OF DEFINE
DEFINE CALL(NAME)
< PUSHJ P,NAME
>
DEFINE RETURN
< POPJ P,
>
DEFINE SKIPR
< AOS (P)
POPJ P,
>
DEFINE SAVE(LIST)
< IRP LIST<
IFIDN <ALL><LIST>,< SAVE <1,2,3,4,5,6,7,10,11,12,13,14,15,16,17>
> ;; END OF IFIDN
IFDIF <ALL><LIST>
< PUSH P,LIST
> ;; END OF IFDIF
> ;; END OF IRP
> ;; END OF DEFINE
DEFINE SAVEI(LIST)
< IRP LIST<
PUSH P,[LIST]
>>
DEFINE SIXWRD (W)
< EXP SIXBIT /W/ ;;ONLY ONE WORD
>
DEFINE ZERO(S,L)
< SETZM S
HRLZI T1,S
HRRI T1,S+1
BLT T1,L
>
;INTERRUPT VALUE DEFINITIONS
ILUCND==-5 ;AN ILLEGAL UUO CONDITION
ILMCND==-6 ;ILLEGAL MEMORY REFERENCE
ADCCND==-7 ;ADDRESS CHECK
PDLCND==-11 ;PUSH DOWN LIST PROBLEM
NXMCND==-13 ;NON EXISTANT MEMORY
EJECND==-16 ;EXTERNAL ERROR IN JOB
;INTERRUPT DATA
;.INTV START UP INTERRUPT VECTOR
DEFINE INTV
<.INTVC::
>
;.ENABLE XXX ENABLE LIST XXX CONDITIONS
DEFINE .ENABL(XXX)
< IRP XXX,<
INTERN XXX'OFF ;GIVE ACCESS TO THE VALUE
GLOB XXX'INT
XXX'OFF=.-.INTVC ;OFFSET FROM VECTOR BASE
XXX'NPC:: XXX'INT
XXX'OPC:: Z
XXX'WHY:: Z
XXX'STS:: Z
> ;;END OF IRP
> ;;END OF DEFINE
;SETINT GENEARTES A SET OF CALLS FOR INTERRUPTS TO
;BE ENABLED
DEFINE SETINT(XXX)
< IRP XXX,<
.STINT(XXX)
>> ;;END OF IRP AND DEFINE
;.STINT CALLS A SUBROUTINE ,WHO WILL SET FOR THE
;LIST XXX OFF INTERRUPTS THE INTERRUPT VECTOR
DEFINE .STINT(XXX,%L,%L1)
< GLOB XXX'ENB
CALL XXX'ENB ;;SET THE INTERRUPT
SKIPA ;YOU LOOSE BOY
JRST %L ;;BUT YOU WIN
MOVEI V,%L1
CALL TYPOPR##
JFCL
RETURN
%L1: ASCIZ /XXX' INTERRUPT COULD NOT BE ENABLED
/
%L:
> ;END OF DEFINE SETINT
;DOINT EXPAND TO CODE TO ENABLE XXX
DEFINE DOINT(XXX)
< TITLE XXX'ENB
ENTRY XXX'ENB
XXX'ENB: HRREI T2,XXX'CND
MOVSI T3,XXX'OFF##
SETZM T4
MOVE T1,[1B2!1B3!1B6!T2]
CALLI T1,136 ;;WAIT FOR NEW C
; PISYS. T1,
RETURN
PJRST CPOPJ1##
ENDMOD
>
;INTLOC GENERATE A LIST OF ERROR PROCESSORS
;FOR INTERRUPTS
DEFINE INTLOC(XXX,PROC)
< GLOB <PROC,PCRSH,PANIC>
IRP XXX,<
..ZZ==1 ;;TEMPORARILY ALWAYS ON UNTILL SAFE
IFIDN <XXX> <PDL>,<..ZZ==1>
IFIDN <XXX> <NXM>,<..ZZ==1>
ENTRY XXX'INT
XXX'INT:
IFN ..ZZ,<
MOVEM P,PCRSH ;;SAVE THE BAD P
MOVE P,PANIC ;;MIGHT BE THE BAD GUY
>
CALL PROC
.+1,,XXX'NPC## ;INTERRUPT BLOCK AND TEXT ADDRESS
ASCIZ /XXX/
> ;END OF IRP
> ;;END OF DEFINE
;TO DEFINE ATABLE OF CODE VALUES ADRESSABLE
;BY TWO REGISTERS, USE THE FOLLOWING LOGIC:
;1 INVOKE .IBYTE WITH THE BYTE SIZE
;2 USE .ABYTE TO INSET ENTRIES
;3 USE .TBYTE TO DEFINE THE POINTER PART OF THE TABLE.
;ARGUMENTS NEEDED:
;1 BYTE SIZE .IBYTE
;2 CODE VALUE .ABYTE
;3 ADDRESS OF BYTE TABLE (ADR) AND DESIRED ADDRESS OF POINTER TABLE
; (ADR1) AND ADDRESS OF POINTER INDEX REGISTER(T1) (.TBYTE)
;NOTE : ALLCALLS HAVE TO GENERATE A CONTIGUOUS PIECE OF STORAGE
;ADDRESSING OF BYTE N1: N1=Q1*BYTESIZE+R1
; MOVEI T1,N1
; IDIVI T1,SIZE
; LDB T1,ADR1(T1)
DEFINE .IBYTE(SIZE)
<..BYV==0
..BYP=SIZE-1
DEFINE .ABYTE(COD)
<..BYV=..BYV+<COD_<^D35-..BYP>>
..BYP=..BYP+SIZE
IFL <^D35-..BYP>,<
EXP ..BYV
..BYP=SIZE-1
..BYV==0
>>
DEFINE .TBYTE(T1,ADR,ADR1)
< IFN <..BYP-SIZE+1>,<
EXP ..BYV
>
...ZZ0=SIZE-1
ADR1: REPEAT <^D36/SIZE>,<
POINT SIZE,ADR(T1),...ZZ0
...ZZ0=...ZZ0+SIZE
>
> ;END OF .TBYTE
> ;END OF .IBYTE
DEFINE MUCH(LIST,MACRO)
< IRP LIST,<
MACRO(LIST)
>>
;WARNING MACROS TEMPORARY VERSION ONLY
DEFINE WARN(WHERE,TXT)
< TTCALL 3,INFNAM
TTCALL 3,[ASCIZ \TXT\]
>
DEFINE WARNCH(WHERE,CHAR)
< TTCALL 1,CHAR
>
END