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4-sources/format.mac
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TITLE TOPS-20 ON-LINE FORMAT PROGRAM FOR RP04/5'/6'S
SUBTTL TITLE FILE AND TTY I/O UTILITIES
MCNVER==1
DECVER==0
LIST
LALL
; COPYRIGHT (C) 1976,1977,1978 BY
; DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.
; THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND COPIED
; ONLY IN ACCORDANCE WITH THE TERMS OF SUCH LICENSE AND WITH THE
; INCLUSION OF THE ABOVE COPYRIGHT NOTICE. THIS SOFTWARE OR ANY OTHER
; COPIES THEREOF MAY NOT BE PROVIDED OR OTHERWISE MADE AVAILABLE TO ANY
; OTHER PERSON. NO TITLE TO AND OWNERSHIP OF THE SOFTWARE IS HEREBY
; TRANSFERRED.
; THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE WITHOUT NOTICE
; AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY DIGITAL EQUIPMENT
; CORPORATION.
; DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR RELIABILITY OF ITS
; SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.
; AUTHOR: FRANK GATULIS
; MAINTAINER: SYSTEMS DIAGNOSTIC ENGINEERING
PAGE
LOC 137
MCNVER_6,,DECVER
RELOC 0000
SEARCH MONSYM
;AC DEFINITIONS
P=17
MBCN=16
DRIVE=15
ERFLG=14
X=13
;ASSEMBLY SWITCHES
RH20==1
RH10==0
PAGE
;OPDEFS
OPDEF FATAL [JRST [HALTF
JRST START]]
OPDEF GO [PUSHJ P,]
OPDEF RTN [POPJ P,]
OPDEF PUT [PUSH P,]
OPDEF GET [POP P,]
OPDEF PFORCE [JFCL]
OPDEF PJRST [JRST] ;A JRST TO A ROUTINE THAT
; RETURNS WITH A POPJ
PAGE
;MACRO DEFINITIONS
DEFINE S <;*************************************************************>
DEFINE BOX (TEXTA,TEXTB)<
LALL
LIST
PAGE
S
;* TEXTA
S
COMMENT $
TEXTB
$
XLIST
XALL
LIST
>
PAGE
;SOME VARIABLES
TXTINH==0 ;DUMMY TEXT INHIBIT SWITCH
B: Z ;FIRST LOC IN PROGRAM
USER: -1 ;THIS IS USER MODE ONLY
CONSW: 0 ;THE CONSOLE SWITCHES GO HERE
UUOEXT: RTN ;UUO EXIT
$SVUUO: Z ;CURRENT USERS UUO
$SVUPC: Z ;CURRENT USER PC
$TWCNT: 1 ;TTY INPUT CAN'T TIME OUT NOW
;A PRINTABLE CAR RTN LINE FEED STRING
CRLF: ASCIZ/
/
PAGE
;OPDEFS FOR THE PROGRAM UUO'S
OPDEF PNT1 [1B8] ;PRINT 1 OCTAL DIGIT FROM AC0
OPDEF PNT1F [1B8]
OPDEF PNT2 [2B8] ;PRINT 2 OCTAL DIGITS FROM AC0
OPDEF PNT2F [2B8]
OPDEF PNT3 [3B8] ;PRINT 3 OCTAL DIGITS FROM AC0
OPDEF PNT3F [3B8]
OPDEF PNT4 [4B8] ;PRINT 4 OCTAL DIGITS FROM AC0
OPDEF PNT4F [4B8]
OPDEF PNT5 [5B8] ;PRINT 5 OCTAL DIGITS FROM AC0
OPDEF PNT5F [5B8]
OPDEF PNT6 [6B8] ;PRINT 6 OCTAL DIGITS FROM AC0
OPDEF PNT6F [6B8]
OPDEF PNTADR [7B8] ;PRINT 22 BIT ADDRESS FROM AC0
OPDEF PNTAL [10B8] ;PRINT ASCIZ MSG WHOSE ADR IS IN AC0
OPDEF PNTALF [10B8]
OPDEF PCRL [11B8] ;PRINT A CR LF SEQUENCE
OPDEF PCRLF [11B8]
OPDEF PNTBCD [12B8] ;PRINT AC0 AS A 9 BIT BCD NUMBER
OPDEF PNTCHR [13B8] ;PRINT AC0 AS AN ASCII CHARACTER
OPDEF PNTSIX [14B8] ;PRINT AC0 IN SIXBIT
OPDEF TEXT [15B8] ;PRINT ASCIZ DATA E-FIELD IS ADDR
OPDEF TEXTF [15B8]
OPDEF PNTHW [16B8] ;PRINT AC0 AS 2 HALF WORDS (XXXXXX XXXXXX)
OPDEF PNTHWF [16B8]
OPDEF PNTDEC [17B8] ;PRINT AC0 AS A DECIMAL #
OPDEF TTIOCT [20B8] ;INPUT IN OCTAL FROM TTY
OPDEF TTIDEC [21B8] ;INPUT IN DECIMAL FROM TTY
OPDEF TTICNV [22B8] ;INPUT EITHER OCTAL OR DECIMAL FROM TTY
OPDEF TTICHR [23B8] ;INPUT ANY CHARACTER FROM TTY
OPDEF CLRBFI [24B8] ;CLEAR TTY INPUT BUFFER
OPDEF TTSIXB [25B8] ;INPUT IN SIXBIT FROM THE TTY
OPDEF TTIYES [26B8] ;GET YES/NO RESPONSE FROM THE TTY
PAGE
;DEFINE UUO SERVICE ROUTINES
LUU00==UUOERR
LUU01==UUO01
LUU02==UUO02
LUU03==UUO03
LUU04==UUO04
LUU05==UUO05
LUU06==UUO06
LUU07==UUO07
LUU10==UUO10
LUU11==UUO11
LUU12==UUO12
LUU13==UUO13
LUU14==UUO14
LUU15==UUO15
LUU16==UUO16
LUU17==UUO17
LUU20==UUO20
LUU21==UUO21
LUU22==UUO22
LUU23==UUO23
LUU24==UUO24
LUU25==UUO25
LUU26==UUO26
PAGE
;DEFAULT SERVICE FOR UNDEFINED UUO'S
IFNDEF LUU00,<LUU00==UUOERR>
IFNDEF LUU01,<LUU01==UUOERR>
IFNDEF LUU02,<LUU02==UUOERR>
IFNDEF LUU03,<LUU03==UUOERR>
IFNDEF LUU04,<LUU04==UUOERR>
IFNDEF LUU05,<LUU05==UUOERR>
IFNDEF LUU06,<LUU06==UUOERR>
IFNDEF LUU07,<LUU07==UUOERR>
IFNDEF LUU10,<LUU10==UUOERR>
IFNDEF LUU11,<LUU11==UUOERR>
IFNDEF LUU12,<LUU12==UUOERR>
IFNDEF LUU13,<LUU13==UUOERR>
IFNDEF LUU14,<LUU14==UUOERR>
IFNDEF LUU15,<LUU15==UUOERR>
IFNDEF LUU16,<LUU16==UUOERR>
IFNDEF LUU17,<LUU17==UUOERR>
IFNDEF LUU20,<LUU20==UUOERR>
IFNDEF LUU21,<LUU21==UUOERR>
IFNDEF LUU22,<LUU22==UUOERR>
IFNDEF LUU23,<LUU23==UUOERR>
IFNDEF LUU24,<LUU24==UUOERR>
IFNDEF LUU25,<LUU25==UUOERR>
IFNDEF LUU26,<LUU26==UUOERR>
IFNDEF LUU27,<LUU27==UUOERR>
IFNDEF LUU30,<LUU30==UUOERR>
IFNDEF LUU31,<LUU31==UUOERR>
IFNDEF LUU32,<LUU32==UUOERR>
IFNDEF LUU33,<LUU33==UUOERR>
IFNDEF LUU34,<LUU34==UUOERR>
IFNDEF LUU35,<LUU35==UUOERR>
IFNDEF LUU36,<LUU36==UUOERR>
IFNDEF LUU37,<LUU37==UUOERR>
PAGE
;UUO DISPATCH TABLE
UUODIS: LUU00,,LUU01
LUU02,,LUU03
LUU04,,LUU05
LUU06,,LUU07
LUU10,,LUU11
LUU12,,LUU13
LUU14,,LUU15
LUU16,,LUU17
LUU20,,LUU21
LUU22,,LUU23
LUU24,,LUU25
LUU26,,LUU27
LUU30,,LUU31
LUU32,,LUU33
LUU34,,LUU35
LUU36,,LUU37
;CODE TO SET UP LOCATIONS 40 & 41 TO HANDLE USER UUO'S
UUOTAG: . ;MARK CURRENT LOCATION
LOC 40 ;NOW TO 40 (ABSOLUTE)
Z ;40 SET TO ZERO
GO UUODSP ;TO THE DISPATCHER
RELOC UUOTAG ;NOW CORRECTLY RELOCATE
XLIST
BOX <PROGRAM UUO DISPATCH ROUTINE>,<
HANDLES UUO'S 00-37
AC'S 0-4 ARE SAVED AND RESTORED
THE UUO DISPATCH TABLE IS AT "UUODIS"
DURING UUO EXECUTION, THE FOLLOWING LOCATIONS ARE VALID
(DOLLARS)SVUUO - HOLDS UUO THAT HAS BEEN EXECUTED
(DOLLARS)SVUPC - HOLS USERS RETURN PC IN MAINLINE >
UUODSP: PUT 40 ;SAVE LOC 40
PUT 1 ;SAVE AC'S
PUT 2
PUT 3
PUT 4
PUT $SVUUO ;SAVE USERS UUO
PUT $SVUPC ;AND USERS PC
MOVE 1,-6(P) ;GET UUO
MOVEM 1,$SVUUO ;SAVE THE RESULTS
MOVE 1,-7(P) ;GET THE RETURN
MOVEM 1,$SVUPC ;THE USERS PC
;PROGRAM DISPATCH CODE
LDB 1,[POINT 9,$SVUUO,8] ;GET OP CODE OF UUO
IDIVI 1,2 ;CALCULATE TABLE OFFSET
HRRZ 3,UUODIS(1) ;ASSUME WE WANT RIGHT
SKIPN 2 ;DID WE REALLY WANT LEFT ?
HLRZ 3,UUODIS(1) ;YES. THEN FETCH LEFT
GO (3) ;DISPAT CH TO UUO SERVICE ROUTINE
;RESTORE AND EXIT CODE
MOVE 1,$SVUPC ;GET CURRENT PC
MOVEM 1,-7(P) ;PUT ON STACK
MOVE 1,$SVUUO ;GET CURRENT UUO
MOVEM 1,-6(P) ;PUT ON STACK
GET $SVUPC ;RESTORE THE PC
GET $SVUUO ;GET USER UUO
GET 4 ;GET ACS
GET 3
GET 2
GET 1
GET 40 ;RESTORE OLD UUO
RTN ;AND EXIT THE UUO
PAGE
;UUO SERVICE ROUTINES
;ROUTINE TO SIMULATE PNT1 & PNT1F
UUO01: PUT 0 ;SAVE 0
MOVSI 3,1 ;SET UP THE FORMAT
ANDI 0,7 ;SAVE ONLY 1 DIGIT
JRST PCOM ;TO COMMON CODE
;ROUTINE TO SIMULATE PNT2 & PNT2F
UUO02: PUT 0 ;SAVE 0
MOVSI 3,2 ;SET UP THE FORMAT
ANDI 0,77 ;SAVE ONLY 2 DIGITS
JRST PCOM ;TO COMMON CODE
;ROUTINE TO SIMULATE PNT3 & PNT3F
UUO03: PUT 0 ;SAVE THE AC
MOVSI 3,3 ;SET UP THE FORMAT
ANDI 0,777 ;SAVE ONLY 3 DIGITS
JRST PCOM ;TO COMMON CODE
;ROUTINE TO SIMULATE PNT4 & PNT4F
UUO04: PUT 0 ;SAVE 0
MOVSI 3,4 ;SET UP FORMAT
ANDI 0,7777 ;SAVE ONLY 4 DIGITS
JRST PCOM ;TO COMMON CODE
;ROUTINE TO SIMULATE PNT5 & PNT5F
UUO05: PUT 0 ;SAVE 0
MOVSI 3,5 ;SET UP THE FORMAT
ANDI 0,77777 ;SAVE ONLY 5 DIGITS
JRST PCOM ;TO COMMON CODE
;ROUTINE TO SIMULATE PNT6 & PNT6F
UUO06: PUT 0 ;SAVE 0
MOVSI 3,6 ;SET UP THE FORMAT
ANDI 0,777777 ;SAVE ONLY 6 DIGITS
JRST PCOM ;TO COMMON CODE
PAGE
;ROUTINE TO SIMULATE PNTADR
UUO07: PUT 0 ;SAVE THE AC
MOVSI 3,^D8 ;SET UP THE FORMAT
AND 0,[17,,777777] ;SAVE ONLY 22 BITS
JRST PCOM ;TO COMMON CODE
;ROUTINE TO SIMULATE PNTHW & PNTHWF
UUO16: MOVSS 0,0 ;SWAP
PNT6 ;PRINT LEFT HALF
MOVSS 0,0 ;SWAP
PNT6 ;PRINT RIGHT HALF
RTN
;ROUTINE TO SIMULATE PNTDEC
UUO17: PUT 0 ;SAVE AC0
MOVEI 3,^D10 ;SET UP THE RADIX
JRST PCOM+1 ;TO COMMON CODE
;HERE IS THE COMMON NUMBER OUT CODE
PCOM: IOR 3,[NO%MAG!NO%LFL!NO%ZRO!^D8] ;SELECT FORMAT OPTIONS
MOVEI 1,.PRIOU ;OUTPUT DESIGNATOR
MOVE 2,0 ;GET NUMBER TO AC2
NOUT ;NUMBER OUT JSYS
ERCAL JSYSE3 ;ERROR HANDLER
;ROUTINE TO FOLLOW OCTAL NUMBERS WITH A SPACE
XORI 3,^D10 ;CHECK THE RADIX
TRNN 3,777777 ;BASE 10 ?
JRST PCOMX ;YES
HRROI 1,[ASCIZ/ /]
PSOUT ;WRITE STRING JSYS
ERCAL JSYSE3 ;ERROR HANDLER
PCOMX: GET 0 ;RESTORE THE AC
RTN ;RETURN FROM THE UUO
PAGE
;ROUTINE TO SIMULATE PNTAL & PNTALF
UUO10: HRRO 1,0 ;GETS AC1 SET UP
PSOUT ;OUTPUT THE STRING
ERCAL JSYSE1 ;CALL ERROR HANDLER
RTN ;EXIT FORM THE UUO
;ROUTINE TO SIMULATE PCRLF
UUO11: HRROI 1,[ASCIZ/
/]
PSOUT ;OUTPUT THE STRING
ERCAL JSYSE1 ;JSYS ERROR
RTN ;EXIT
;ROUTINE TO SIMULATE PNTCHR
UUO13: PUT 0 ;SAVE AC0
ROT 0,-7 ;ROT CHAR TO THE LEFT HALF
HRROI 1,0 ;AC0 HOLDS THE CHAR
PSOUT ;OUTPUT A STRING
ERCAL JSYSE1 ;JSYS ERROR
GET 0 ;RESTORE THE AC
RTN ;EXIT FROM THE UUO
;ROUTINE TO SIMULATE PNTSIX
.ASCIZ: BLOCK 2 ;CONVERSION BUFFER
UUO14: PUT .ASCIZ ;SAVE ANYTHIN THATS IN PROGRESS
PUT .ASCIZ+1
MOVE 2,[POINT 6,0] ;POINT TO SIXBIT DATA
MOVE 3,[POINT 7,.ASCIZ] ;POINT TO ASCIZ BUFFER
MOVEI 4,6 ;A CHARACTER COUNTER
ILDB 1,2 ;GET A SIXBIT CHAR
ADDI 1,40 ;CONVERT TO ASCII
IDPB 1,3 ;PUT IN ASCII BUFFER
SOJG 4,.-3 ;LOOP TILL DONE
SETZM 1 ;A NULL CHAR
IDPB 1,3 ;STORE A NULL
HRROI 1,.ASCIZ ;ADR OF STRING
PSOUT ;OUTPUT THE STRING
ERCAL JSYSE1 ;THE JSYS ERROR HANDLER
GET .ASCIZ+1 ;RESTORE OLD BUFFER
GET .ASCIZ
RTN ;AND EXIT
PAGE
;PRINT A 36 BIT QUANTITY AS 9 BCD DIGITS "PNTBCD"
UUO12: SETZM 4 ;A LEADING ZERO FLAG
MOVEI 3,^D9 ;# OF CHARACTERS
MOVE 2,[POINT 4,0] ;INITIAL BYTE POINTER
BCD1: ILDB 1,2 ;GET A BCD BYTE
JUMPN 1,BCD2 ;NO ZERO. GO PRINT
JUMPE 4,BCD4 ;JUMP IF SKIPPING LEADING ZEROS
BCD2: SETOM 4 ;FLAG FACT THAT WE'RE INTO NUMBER
BCD3: ADDI 1,60 ;CONVERT TO ASCII
PUT 0 ;SAVE 0
MOVE 0,1 ;GET THE CHAR
PNTCHR ;PRINT IT
GET 0 ;SAVE THE AC
BCD4: SOJG 3,BCD1 ;LOOP UNTIL DONE
SKIPN 4 ;HAVE WE PRINTED ?
TEXT [ASCIZ/0/] ;NO. THEN PRINT A ZERO
TEXT [ASCIZ/. /] ;A PERIOD THEN A SPACE
RTN ;AND EXIT
;ROUTINE TO PRINT ASCIZ TEXT
UUO15: PUT 0 ;SAVE THE AC
CLRBFI ;CLEAR INPUT BUFFER
HRRZ 0,$SVUUO ;GET MESSAGE ADDRESS
PNTALF ;PRINT THE LINE
GET 0 ;RESTORE THE AC
RTN ;AND EXIT
PAGE
;THE JSYS ERROR HANDLER.....
;REPORT THE ERROR AND THEN RETURN
JSYSE3: EXCH 1,3 ;GET ERROR CODE TO AC1
SETOM E3FLG# ;FLAG FACT THAT EXCH TOOK PLACE
JSYSE1: SETZM E3FLG ;FLAG NO EXCHANGE OF AC'S 1 & 3
PUT 1 ;SAVE AC'S
PUT 2
PUT 3
MOVEI 1,.PRIOU ;PRIMARY OUTPUT DEVICE
MOVE 2,[.FHSLF,,-1] ;HANDLE
SETZM 3 ;CLEAR AC3
ERSTR ;REPORT ERROR STRING
HALTF ;UNDEFINED ERROR CODE
HALTF ;STRING PROBLEM
GET 3 ;RESTORE
GET 2
GET 1
SKIPE E3FLG ;HAD WE EXCHANGED 1 & 3 ??
EXCH 1,3 ;YES. THEN CORRECT THEM
PCRLF ;ADVANCE TO NEXT LINE
RTN ;EXIT FROM THE UUO
;ROUTINE TO REPORT ILLEGAL USER UUO
UUOERR: HRROI 1,[ASCIZ/
ILLEGAL USER UUO EXECUTED .. CANNOT CONTINUE ..
/]
PSOUT ;OUTPUT THE STRING
ERCAL JSYSE1 ;ERROR REPORT FOR JSYS ERROR
RESET ;A RESET JSYS
ERCAL JSYSE1 ;ERRROR REPORT FOR THE JSYS
FATAL ;FATAL OUT
PAGE
;ROUTINE TO SIMULATE TTIOCT & TTIDEC & TTICNV
;NUMBERS MAY BE STRUNG TOGETHER, SEPARATED BY COMMAS.
;THE STRING OF NUMBERS MUST BE TERMINATED BY A CR LF SEQUENCE.
;LEADING BLANKS ARE IGNORED.
;DECIMAL NUMBERS INPUT VIA TTICNV MUST BE TERMINATED WITH A
;DECIMAL POINT. THE POINT IS NOT NECESSARY FOR TTIDEC.
;THE TERMINATOR CHARACTER FOR A NUMBER CAN BE FOUND BY LOOKING
;IN A LOCATION CALLED "(DOLLARS)CHRIN"
UUO20: MOVEI 1,^D8 ;FOR TTIOCT
SKIPA ;SKIP ENTRY FOR TTIDEC
UUO21: MOVEI 1,^D10 ;FOR TTIDEC
MOVEM 1,RADIX# ;SAVE RADIX
SETZM CNVF# ;CLEAR CONVERTABLE MODE FLAG
JRST ENTCOM ;TO COMMON ENTRY CODE
UUO22: SETOM CNVF ;FLAG FACT THAT WE'RE IN CONV MODE
MOVEI 1,^D8 ;START BY ASSUMING BASE 8
MOVEM 1,RADIX ;NOW READY FOR BASE- 8
ENTCOM: AOS $SVUPC ;BUMP RETURN
AOS $SVUPC ;NOW SET FOR NORMAL RETURN
MOVE 1,SPTR ;INPUT STRING POINTER
ILDB 1,1 ;GET FIRST BYTE
SKIPE 1 ;IS IT ZERO ?
JRST CNUM ;NO. DATA ALREADY IN BUFFER
SETZM 3 ;YES. MUST INPUT A STRING
HRROI 1,STRING ;POINTER TO STRING BUFFER
MOVE 2,[RD%BEL!RD%RAI%RD%SUI!^D80]
RDTTY ;READ STRING JSYS
ERCAL JSYSE1 ;ERROR CALL
MOVEM 1,SIPTR ;SAVE UPDATED STRING POINTER
MOVE 1,SPTR ;INITIAL STRING POINTER
MOVEM 1,SOPTR ;SAVE FOR FETCHING NUMBERS
CNUM: SKIPN CNVF ;IN CONVERTABLE MODE ?
JRST CNUM1 ;NO. THEN NO NEED TO FIGURE RADIX
MOVE 1,SOPTR ;YES. GET POINTER FOR SCAN
ILDB 0,1 ;GET A CHARACTER
CAIN 0,40 ;CHECK FOR LEADING BLANKS
JRST .-2 ;SKIPS LEADING BLANKS
SKIPA ;FOUND FIRST NON-BLANK CHAR
NCHR: ILDB 0,1 ;GET A CHARACTER
CAIL 0,60 ;MUST BE BETWEEN 0 AND 9
CAILE 0,71
SKIPA ;ITS OUT OF RANGE
JRST NCHR ;IN RANGE. KEEP SCANNING
CAIE 0,"." ;TERMINATOR A DECIMAL POINT ?
JRST CNUM1 ;NO. THEN WE USE BASE 8
MOVEI 1,^D10 ;YES. SET UP FOR BASE 10
MOVEM 1,RADIX ;NOW READY
JRST CNUM1 ;CONTINUE AS USUAL
CNUM1: MOVE 1,SOPTR ;GET CURRENT OUTPUT POINTER
MOVE 3,RADIX ;AND PROPER RADIX
NIN ;NUMBER IN JSYS
ERCAL JSYSE1 ;JSYS ERROR
LDB 0,1 ;GET NEXT CHARACTER
CAIE 3,^D10 ;RADIX = 10 ?
JRST SVCH ;NO. SKIP DECIMAL POINT TEST
CAIN 0,"." ;IS IT A DECIMAL POINT ?
ILDB 0,1 ;YES. SKIP OVER AND FETCH NEXT
SVCH: MOVEM 0,$CHRIN ;SAVE AS TERMINATING CHARACTER
;ANYTHING BUT CR,LF,COMMA CAUSES ERROR RETURN
CAIN 0,54 ;COMMA
JRST TE+1 ;YES
CAIN 0,12 ;A LINE FEED
JRST TE+1 ;YES
CAIE 0,15 ;A CAR RTN
TE: SOS $SVUPC ;ERROR RETURN BACK UP
;NOW RETURN SET UP ... GET THE NUMBER ...
MOVE 0,2 ;GET CONVERTED NUMBER
MOVEM 1,SOPTR ;SAVE UPDATED OUTPUT POINTER
RTN ;AND EXIT THE UUO
PAGE
;STORAGE FOR STRING INPUT AND ITS POINTERS
$CHRIN: Z ;THE TERMINATING CHARACTER
SPTR: POINT 7,STRING ;INITIAL STRING POINTER
SIPTR: Z ;INPUT POINTER
SOPTR: Z ;OUTPUT POINTER
STRING: BLOCK ^D16 ;ROOM FOR 16.*5.=80. CHARACTERS
;SIMULATE CLRBFI UUO TO CLEAR INPUT BUFFER
UUO24: MOVE 1,SPTR ;GET INITIAL STRING POINTER
MOVEM 1,SIPTR ;INIT INPUT POINTER
MOVEM 1,SOPTR ;INIT OUTPUT POINTER
SETZM STRING ;CLEAR FIRST LOC OF INPUT BUFF
MOVE 1,[STRING,,STRING+1] ;A BLT POINTER
BLT 1,STRING+^D15 ;CLEAR REST OF INPUT BUFFER
MOVEI 1,.PRIIN ;PRIMARY INPUT DEVICE
CFIBF ;CLEAR MONITOR INPUT BUFFER
ERCAL JSYSE1 ;JSYS ERROR HANDLER
RTN ;AND EXIT
;ROUTINE TO SIMULATE TTICHR UUO
UUO23: CLRBFI ;CLEAR THE INPUT BUFFER
HRROI 1,STRING ;INPUT POINTER
MOVE 2,[RD%BEL!RD%RAI!RD%SUI!^D80] ;80-CHAR MAX ALLOWED
SETZM 3 ;CLEAR AC3
RDTTY ;READ A 1-CHAR STRING
ERCAL JSYSE1 ;JSYS ERROR
LDB 0,[POINT 7,STRING,6] ;GET THE CHARACTER
SKIPN 0 ;0 MEANS CR WAS STRUCK
MOVEI 0,15 ;SO MAKE IT A CR
AOS $SVUPC ;BUMP THE RETURN
RTN ;AND EXIT
PAGE
;ROUTINE TO SIMULATE TTSIXB
UUO25: CLRBFI ;CLEAR THE INPUT BUFFER
HRROI 1,STRING ;STRING POINTER
MOVE 2,[RD%BEL!RD%RAI!RD%SUI!^D80]
SETZM 3
RDTTY ;READ STRING
ERCAL JSYSE1 ;JSYS ERROR
SETZM 0 ;SIXBIT STRING BUILT HERE
MOVE 2,[POINT 7,STRING] ;POINTER TO ASCII DATA
MOVE 3,[POINT 6,0] ;POINTER TO SIXBIT DATA
MOVEI 4,6 ;# OF CHARACTERS EXPECTED AS MAX
SL1: ILDB 1,2 ;GET AN ASCII CHAR
CAIL 1,40 ;SEE IF IT'S LEGAL SIXBIT
CAILE 1,137
JRST SLDN ;ILLEGAL. INPUT IS OVER
SUBI 1,40 ;LEGAL. CONVERT TO SIXBIT CODE
IDPB 1,3 ;PUT AWAY AS SIXBIT
SOJG 4,SL1 ;GET NEXT CHAR IF NOT DONE
ILDB 1,2 ;DONE. FETCH THE TERMINATOR
SLDN: MOVEM 1,$CHRIN ;SAVE TERMINATOR
CAIN 1,15 ;WAS IT A CR ?
AOS $SVUPC ;YES. BUMP RETURN FOR NORMAL
RTN ;EXIT PROPERLY
;ROUTINE TO SIMULATE TTIYES
PCRLF ;ADVANCE TO NEXT LINE
UUO26: TEXTF [ASCIZ/("Y" OR "N" <CR>) - /]
TTICHR ;GET A CHARACTER
JFCL ;ERROR RETURN
CAIN 0,"Y" ;MAKE SURE Y OR N WAS STRUCK
JRST .+3 ;IT WAS A Y
CAIE 0,"N" ;WAS IT AN N
JRST UUO26-1 ;ERROR. ASK AGAIN
CAIN 0,"Y" ;RESPONSE A YES ?
AOS $SVUPC ;YES. BUMP THE RETURN
RTN ;AND EXIT
PAGE
SUBTTL MAINLINE CODE
PDLEN==200 ;LENGTH IN OCTAL
PLIST: BLOCK PDLEN ;THE STORAGE BLOCK
START: RESET ;A GENERAL RESET
MOVE P,[-PDLEN,,PLIST-1] ;SET UP POINTER
TEXT [ASCIZ?
TOPS-20 ON-LINE FORMATTER FOR DISK PACKS ON RH20'S?]
TEXTF [ASCIZ/, VERSION IS /]
HLRZ 0,137 ;GET MCNVER
LSH 0,-6 ;SHIFT INTO POSITION TO PRINT
GO POCT ;PRINT IT IN OCTAL
TEXTF [ASCIZ/(/]
HRRZ 0,137 ;GET THE DECVER
GO POCT ;PRINT IT IN OCTAL
TEXTF [ASCIZ/)
/]
;CODE TO MAKE ALL PROGRAM PAGES PRIVATE
MOVEI 1,B ;POINTER TO FIRST LOCATION
PRVT: MOVE 0,(1) ;FETCH LOC FROM PAGE
MOVEM 0,(1) ;RESTORE IT TO MAKE IT PRIVATE
ADDI 1,1000 ;POINT ON TO NEXT PAGE
CAIGE 1,E+1000 ;SEE IF WE WENT PAST END
JRST PRVT ;NO. THEN LOOP
GO CLRBUF ;YES. CLEAR BUFFER AND CONTINUE
;ENABLE CAPABILITIES AND DIAG JSYS CODE
GO ENABLE ;ENABLE USERS CAPABILITIES
GO DSETUP ;INIT DIAG CODE
;GET TYPE OF PACK TO BE FORMATTED FROM THE OPERATOR
INE0: TEXTF [ASCIZ/
ENTER TYPE OF PACK TO BE USED. (OR HELP)/]
INE1: TEXTF [ASCIZ/
PICK ONE: ( HELP /]
SETZM 1 ;CLEAR AN INDEX REGISTER
IN1N: MOVE 0,NAMTBL(1) ;GET A SIXBIT NAME
JUMPE 0,IN1 ;GO INPUT IF ALL PRINTED
PNTSIX ;PRINT OUT THE TYPE
AOJA 1,IN1N ;GO FETCH THE NEXT VALUE
IN1: TEXTF [ASCIZ/) - /]
TTSIXB ;INPUT IN SIXBIT
JRST INE1 ;ERROR. RE-PROMPT
CAME 0,[SIXBIT/HELP/] ;WANT HELP ?
JRST NOHLP ;NO
GO HELP ;YES. READ HELP FILE
JRST INE0 ;FULL RE-PROMPT
PAGE
NOHLP: MOVE 2,0 ;GET THE NAME TO AC2
MOVEI 1,NAMTBL ;A TABLE POINTER
GO TSCAN ;CHECK FOR A VALID NAME
JRST INE1 ;ERROR. NO ENTRY
MOVEM 0,NAME ;CORRECT. SAVE THE NAME
MOVEM 1,INDEX ;AND SAVE THE INDEX
PCRLF ;SPACE TO NEXT LINE
;GO FIND A USEABLE DRIVE ON THE SYSTEM
MOVE 1,NAME ;GET THE NAME
GO FIND ;FIND DEVICE IF POSSIBLE
;DEVICE FOUND. GET EITHER 16 OR 18 BIT MODE INPUT FROM OPERATOR
ALOW16: JRST OPTION ;SKIP THIS FEATURE .. TOPS20 CAN'T
; SUPPORT 16-BIT MODE AND CAN NOT
; VERIFY USING DSKOP ......
; A NOP HERE WILL ALLOW THE PACK TO
; AT LEAST BE WRITTEN IN 16 BIT MODE
INE2: TEXTF [ASCIZ/
ENTER DESIRED FORMAT (16 OR 18 BIT MODE) - /]
TTSIXB ;INPUT IN SIXBIT
JRST INE2 ;INPUT ERROR
MOVE 2,0 ;GET INPUT TO AC2
MOVEI 1,MODTBL ;POINTER TO ACCEPTABLE INPUT TABLE
GO TSCAN ;CHECK FOR VALID INPUT
JRST INE2 ;ERROR
MOVE 1,MODFLG(1) ;OK. GET THE ASSOCIATED MODE FLAG
MOVEM 1,MODE16 ;AND SAVE IT
JRST OPTION ;GO SELECT RUNTIME OPTIONS
;TABLES OF ACCEPTABLE MODE INPUTS AND ASSOCIATED FLAGS
MODTBL: SIXBIT/18/ ;FOR 18 BIT MODE
SIXBIT/18 BIT/
SIXBIT/PDP-10/
SIXBIT/16/ ;FOR 16 BIT MODE
SIXBIT/16 BIT/
SIXBIT/PDP-11/
Z
MODFLG: Z ;FOR 18 BIT MODE
Z
Z
-1 ;FOR 16 BIT MODE
-1
-1
Z
PAGE
;CODE TO SET UP RUNTIME OPTION FLAGS
;FMTFLG IF NON-0 WE WILL FORMAT
;VFYFLG IF NON-0 WE WILL VERIFY
OPTION: SETZM FMTFLG# ;INITIALLY SET FLAGS TO 0
SETZM VFYFLG#
TEXTF [ASCIZ/
- BEWARE - FORMATTING DESTROYS ALL EXISTING PACK DATA/]
TEXTF [ASCIZ/
OPTIONS ARE: FORMAT ONLY (F), VERIFY ONLY (V), DO BOTH (B)/]
OPT0: TEXTF [ASCIZ/
PICK ONE (F,V,B) - /]
TTSIXB ;INPUT FROM THE TTY
JRST OPT0 ;INPUT INVALID
CAME 0,[SIXBIT/B/] ;BOTH ?
JRST FCK ;NOPE
SETOM FMTFLG ;YES, SET FLAGS
SETOM VFYFLG
JRST OPT1 ;DO MORE SCREENING
FCK: CAME 0,[SIXBIT/F/] ;CHECK FOR AN F
JRST .VCK ;NOPE
SETOM FMTFLG ;YES. SET FLAG
JRST OPT1 ;DO MORE SCREENING
.VCK: CAME 0,[SIXBIT/V/] ;CHECK FOR A V
JRST OPT0 ;INVALID INPUT
SETOM VFYFLG ;VERIFY
JRST OPT1 ;DO SOME FURTHER SCREENING
;DO A CONSISTANCY CHECK ON WHAT WAS ASKED FOR
OPT1: SKIPN VFYFLG ;WANT VERIFY ?
JRST IP ;IMPLIES FMT ONLY. GO TO IT.
SKIPN MODE16 ;YES. 16-BIT MODE ?
JRST IP ;NO.
TEXTF [ASCIZ/
CAN'T VERIFY IN 16-BIT MODE. VERIFY OPTION BEING DE-SELECTED
/]
SETZM VFYFLG ;DE-SELECT
SKIPN FMTFLG ;FORMAT ALSO SELECTED ?
JRST OPTION ;NOTHING SELECTED. GO BACK
TEXTF [ASCIZ/FORMAT OPTION STILL IN EFFECT
/]
JRST IP ;GO TO IT
PAGE
;CALL ROUTINE TO SET UP PROG PARAMS FOR THIS TYPE DRIVE
;AND MAKE SURE DRIVE IS READY ... WRL=0 MOL=1 VV=1
IP: SETZM DIAGCR ;WE HAVE NO RH IN POSESSION NOW
GO IPARAM ;DOES NECESSARY CALCULATIONS
;HERE'S WHERE WE START TO FORMAT
.F: SKIPN FMTFLG ;WANT TO FORMAT ?
JRST VCK ;NO
GO CHKNAM ;ANOTHER USER PROTECT ROUTINE
JRST RMV ;HE CHOSE NOT TO CONTINUE
JFCL ;HE SAYS OK
GO TELTIM ;REPORT THE TIME
TEXTF [ASCIZ/ STARTING FORMAT OPERATION
/]
GO FORMAT ;THIS ROUTINE FORMATS PACK
GO TELTIM ;REPORT THE TIME
TEXTF [ASCIZ/ FORMAT COMPLETED
/]
;HERE IS THE VERIFY
VCK: SKIPN VFYFLG ;WANT TO VERIFY ?
JRST RMV ;NO
SKIPN MODE16 ;16 BIT MODE ?
JRST .V ;NO. THEN GO VERIFY
TEXTF [ASCIZ/VERIFY BEING SKIPPED.
MONITOR DOES NOT SUPPORT 16-BIT MODE
/]
JRST RMV ;GET PACK REMOVED
.V: GO TELTIM ;REPORT THE TIME
TEXTF [ASCIZ/ STARTING VERIFICATION AND MAPPING
/]
GO WRTBAT ;WRITE BAT BLOCKS
GO VERIFY ;THIS ROUTINE VERIFIES
GO TELTIM ;TELL THE TIME
TEXTF [ASCIZ/ VERIFICATION AND MAPPING COMPLETE
/]
;GET THE PACK REMOVED
RMV: MOVEI 1,[ASCIZ/
REMOVE PACK FROM THE DRIVE/]
GO OPRACT ;TELL OPERATOR
JFCL ;ALL DONE
PAGE
;SEE IF HE WANTS TO FORMAT MORE PACKS
TEXTF [ASCIZ/
FORMAT ANOTHER PACK ? /]
GO QSTN ;ASK THE QUESTION
HALTF ;TIMEOUT
SKIPA ;ANSWER IS NO
JRST INE0 ;ANS YES. ... RESTART HIM
TEXTF [ASCIZ/[EXIT]
/]
FATAL
XLIST
BOX <VERIFY -- VERIFY AND MAP THE PACK>,<
VERIFY MERELY DOES SEQUENTIAL 1 PAGE READS OF THE PACK
USING DSKOP WITH FULL MONITOR RETRY AND ERROR LOGGING
ENABLED. ENTRIES WILL GO INTO BAT BLOCKS AS REQUIRED
AND ERRORS WILL ALSO BE RECORDED IN SYSERR.
CALL SEQ:
GO VERIFY ;CALL
RTN ;RETURNS HERE >
VERIFY: GO FUDGE ;SPECIAL ADJ. FOR RM03 VERIFY
GO SINON ;TURN ON SOFTWARE INTERRUPTS
PUT 0 ;SAVE THINGS
PUT 1
PUT 2
PUT 3
MOVEI 1,^D20 ;REPORT AT 20% INTERVALS
MOVE 2,MAXBLK ;MAX BLOCK #
GO IPRPT ;INIT THE PROGRESS REPORT ROUTINE
SETZM ERFLG ;CLEAR AN ERROR FLAG
SETZM DKOP1# ;HOLDS PART OF AC1 FOR DSKOP JSYS
DPB DRIVE,[POINT 3,DKOP1,12] ;PLUG IN THE DRIVE FIELD
GO CHSEL ;GET CHAN # TO AC1
DPB 1,[POINT 3,DKOP1,6] ;PLUG IN THE CHANNEL #
HRREI 1,-4 ;INIT STARTING BLOCK #
MOVEM 1,SBLK# ;DONE.
GO CLRBUF ;CLEAR READ BUFFER THE FIRST TIME
GO DEVREQ ;GET DRIVE FROM MONITOR
MOVSI 1,(1B14) ;DON'T REPORT RAE'S
GO LDRG11 ;INTO 18 BIT MODE
JFCL ;CBTO
GO DEVREL ;RELEASE DEVICE TO MONITOR
;START INTO THE VERIFY LOOP
VLOOP: GO SINTCK ;CHK FOR SOFTWARE INTERRUPT
GO PRPT ;SEE IF TIME TO REPORT PROGRESS
MOVEI 1,4 ;DEFAULT XFER 4 BLOCKS IF POSSIBLE
MOVEM 1,NBLK# ;SAV E THE NUMBER OF BLOCKS
MOVE 1,SBLK ;GET THE STARTING BLOCK #
ADDI 1,4 ;ONE PAGE ADVANCE
MOVEM 1,SBLK ;SAVE UPDATED VALUE
CAMLE 1,MAXBLK ;PAST THE LAST BLOCK YET ?
JRST VDONE ;YES. VERIFY IS DONE
MOVE 1,MAXBLK ;NO. GET MAX BLOCK #
SUB 1,SBLK ;SEE HOW MANY BLOCKS LEFT
CAILE 1,3 ;SEE HOW MANY LEFT TO END
JRST .+3 ;AC1 .GT. 3
AOS 1 ;BUMP BY 1
MOVEM 1,NBLK ;USE ACTUAL # LEFT
PAGE
;SET UP AND EXECUTE DSKOP
MOVEI 3,BUFFER ;BUFFER
MOVE 2,NBLK ;NUMBER OF BLOCKS
IMULI 2,200 ;200 WORDS PER BLOCK
MOVE 1,SBLK ;GET STARTING BLOCK
IOR 1,DKOP1 ;INCLUDE REST OF AC1 ARG
TLO 1,200000 ;SAYS.. DO PHYSICAL ADDRESSING
DSKOP ;DO THE ACTUAL JSYS
ERCAL DSKPER ;JSYS ERROR
SKIPE 1 ;WAS THERE A XFER ERROR
GO VERPT ;HANDLE ERROR REPORT
JRST VLOOP ;AND LOOP SOME MORE
;VERIFICATION COMPLETE
VDONE: GO SINOFF ;TURN OFF SOFTWARE INTERRUPTS
JUMPE ERFLG,VDN1 ;JUMP IF NO XFER ERRORS OCCURED
TEXTF [ASCIZ/ **** /]
MOVE 0,ERFLG ;GET # OF HARD ERRORS
GO PSDN ;PRINT #
TEXTF [ASCIZ/ HARD ERROR(S) DETECTED DURING VERIFY
/]
VDN1: GET 3 ;RESTORE THINGS
GET 2
GET 1
GET 0
RTN
DSKPER: MOVEI 1,400000 ;PROCESS HANDLE
GETER ;GET ERROR
ERCAL [RTN]
MOVE 1,2 ;CODE TO AC1
TEXTF [ASCIZ/
ERROR DETECTED DURING DSKOP JSYS
/]
GO JSYSE1 ;REPORT THE ERROR
FATAL
VERPT: PUT 0 ;SAVE AC
AOS ERFLG ;TALLY THE ERROR
TEXTF [ASCIZ/ ** HARD ERROR ** PAGE STARTS AT BLOCK #/]
MOVE 0,SBLK ;GET STARTING BLOCK
GO PSDN ;PRINT IN DECIMAL
PCRL
GET 0
RTN ;RETURN
XLIST
BOX <FORMAT -- FORMAT AN ENTIRE PACK>,<
FORMAT THE PACK 3 SECT AT A TIME USING DIAG AND USRIO JSYS.
WORST CASE DATA IS USED FOR DATA AREA. SERIAL # OF DRIVE IS
WRITTEN INTO KEY WORD #2. THE 2 BAT BLOCKS ARE WRITTEN IN THE
CORRECT FORMAT BUT WITH NO ENTRIES. ERRORS RETRIED 3 TIMES
AND THEN CONTINUE IF STILL FAILING.
CALL SEQ:
GO FORMAT ;CALL THE ROUTINE
RTN ;RETURNS HERE >
FORMAT: GO SINON ;TURN ON SOFTWARE INTERRUPTS
PUT 1 ;SAVE AC'S
PUT 2
PUT X
MOVE X,INDEX ;GET INDEX VALUE
MOVEI 1,^D20 ;PROGRES REPORT AT 20% INTERVALS
MOVE 2,MAXBLK ;MAX BLOCK #
GO IPRPT ;INIT PROGRESS REPORTER
GO CLRBUF ;FIRST ZERO WRITE BUFFER
GO@ WCDTB(X) ;WORST CASE DATA GEN FOR THIS DRIVE
HRREI 1,-3 ;1ST INCREMENT WILL TAKE YOU TO 0
MOVEM 1,SBLK ;SAVE START BLOCK
MOVEI 1,3 ;# OF BLOCKS DEFAULT
MOVEM 1,NBLK ;SAVE IT
FLOOP: GO SINTCK ;CHECK FOR SOF INT
GO PRPT ;SEE IF TIME TO REPORT PROGRESS
MOVE 1,SBLK ;GET THE STARTING BLOCK
ADDI 1,3 ;UPDATED STARTING BLOCK
MOVEM 1,SBLK ;SAVE IT
CAMLE 1,MAXBLK ;PAST THE LAST BLOCK YET ?
JRST FDONE ;YES. FORMAT DONE
MOVE 1,MAXBLK ;GET MAX BLOCK
SUB 1,SBLK ;CALCULATE REMAINING SPACE
CAILE 1,2 ;SEE IF THERE ARE 3 LEFT
JRST .+3 ;YES THERE ARE
AOS 1 ;NO. THEN COMPUTE REMAINDER
MOVEM 1,NBLK ;AND SAVE IT
MOVE 2,NBLK ;GET # BLOCKS TO AC2
MOVE 1,SBLK ;START BLOCK TO AC1
GO@ UPDAT(X) ;TO UPDATE THE HEADERS
GO WTFMT ;WRITE FORMAT OPERATION
JRST FLOOP ;LOOP UNTIL DONE
FDONE: GO SINOFF ;TURN SOFT INT SYS OFF
GO WRTBAT ;WRITE BAT BLOCKS
GET X ;RESTORE
GET 2
GET 1
RTN ;AND EXIT
XLIST
BOX <WRTBAT -- ROUTINE TO WRITE BAT BLOCKS>,<
THIS ROUTINE WRITES NEW BAT BLOCKS WITH NO ENTRIES.
CALL SEQ:
GO WRTBAT ;CALL IT
RTN ;IT RETURNS HERE >
WRTBAT: SKIPE MODE16 ;IN 16 BIT MODE ?
RTN ;YES.
PUT 1
PUT 2
PUT X
MOVE X,INDEX ;GET CURRENT INDEX
MOVEI 2,1 ;GET # OF BLOCKS
MOVEM 2,NBLK ;SAVE THE NUMBER
MOVEI 1,2 ;GET STARTING BLOCK
MOVEM 1,SBLK ;SAVE IT
GO@ BATDAT(X) ;GENERATE BAT BLOCK DATA
GO@ UPDAT(X) ;PLUG IN THE HEADER
GO WTFMT ;WRITE THE 1ST BAT BLOCK
MOVEI 1,13 ;2ND BAT BLOCK ADDRESS
MOVEM 1,SBLK ;SAVE AS STARTING BLOCK
GO@ BATDAT(X) ;GENERATE BAT BLOCK DATA
GO@ UPDAT(X) ;GENERATE HEADER DATA
GO WTFMT ;WRITE OUT THE 2ND BAT BLOCK
GET X ;RESTORE
GET 2
GET 1
RTN
XLIST
BOX <WTFMT -- WRITE HEADERS AND DATA TO THE DEVICE>,<
THE I/O IS DONE IN HERE
CALLING SEQ:
MOVE 1,ARG1 ;THE STARTING BLOCK #
MOVE 2,ARG2 ;THE # OF BLOCKS
GO WTFMT ;CALL THE ROUTINE
RTN ;THE RETURN IS HERE >
WTFMT: PUT 1 ;SAVE THINGS
PUT 2
PUT 3
SETZM ERCNT# ;CLEAR THE ERROR COUNT
WTFMTL: SETZM ERFLG ;CLEAR THE ERROR FLAG
IMUL 2,BLKSIZ ;(#WORDS)*(#BLOCKS)
HRLZ 3,2 ;3/#WDS,,0
HRRI 3,BUFFER ;3/#WDS,,CORE ADDR
SETZM 2 ;A MUST FOR PROPER CONVERT
GO ADCON ;CONVERT BLOCK TO ADR
JFCL ;2/CYL,,SURF,SECT
MOVE 1,CMD ;WRITE HEADER AND DATA COMMAND
DOIT: GO DEVREQ ;REQUEST THE DEVICE
GO .RHCLR ;INIT THE RH
GO CLRATA ;CLR ATA FOR THIS DRIVE
GO XFSTRT ;START THE TRANSFER
GO IOWAIT ;WAIT TILL IT FINISHES
GO .CONI ;DO A CONI
TRNE 1,775000 ;ANY ERRORS
JRST XFE ;YES
XFNE: GO DEVREL ;NO. RELEASE THE DEVICE
SKIPN ERCNT ;HAVE WE BEEN IN RETRY ?
JRST XFX ;NO. THEN WE ARE DONE
TEXTF [ASCIZ/
ERROR RECOVERY WAS SUCCESSFUL... CONTINUING.
/]
XFX: GET 3 ;RESTORE THINGS
GET 2
GET 1
RTN ;AND EXIT
;WRITE HEADER AND DATA COMMAND
CMD: 63 ;THIS IS IT
PAGE
;HERE BECAUSE WE HAD AN ERROR DURING THIS TRANSFER
XFE: SETOM ERFLG ;SET THE ERROR FLAG
AOS ERCNT ;COUNT IT UP
GO SNAPS ;SNAPSHOT REGISTERS
SETZM 1 ;CLEAR AC
GO GETLOG ;GET LOGOUT AREA
GO DRVCLR ;THEN THE DRIVE
GO IOWAIT ;UNTIL DRIVE CLEAR FINISHES
GO DEVREL ;RELEASE THE DEVICE
TEXTF [ASCIZ/
*-*-* TRANSFER ERROR /]
GO TELWHO ;IDENTIFY THE DEVICE
PCRL
GO DUMPS ;DUMP REGISTERS
GO LOGPNT ;AND CHANNEL LOGOUT AREA
MOVE 1,ERCNT ;GET ERROR COUNT
CAMLE 1,RETLIM ;REACHED RETRY LIMIT ?
JRST .+4 ;YES
MOVE 1,-2(P) ;SET UP AC'S FOR RETRY
MOVE 2,-1(P)
JRST WTFMTL ;AND TRY AGAIN
TEXTF [ASCIZ/
ERROR RECOVERY FAILED... CONTINUING.
/]
JRST XFX ;TO EXIT CODE
;# OF RETRIES ALLOWED
RETLIM: 3 ;AFTER THIS MANY, CONTINUE
SUBTTL MASSBUS CONTROLLER UTILITY PKG
PAGE
;LAST EDIT (#21) 8 NOV 77
XLIST
;********************************************************************
;********************************************************************
;********************************************************************
LIST
S
S
S
COMMENT /
THE CODE IN THIS FILE IS ASSEMBLED BASED ON SEVERAL SWITCHES THAT MAY
APPEAR IN THE PROGRAMS TITLE FILE. THEY ARE:
RH20==1 ASSEMBLE RH20 CODE
RH10==1 ASSEMBLE RH10 CODE
RS04==1 ASSEMBLE CODE FOR THE RS04
RP04==1 ASSEMBLE CODE FOR THE RP04
RP05==1 ASSEMBLE CODE FOR THE RP05
RP06==1 ASSEMBLE CODE FOR THE RP06
DX100==1 ASSEMBLE CODE FOR DX20-V100
DX200==1 ASSEMBLE CODE FOR DX20-V200
RM03==1 ASSEMBLE CODE FOR THE MASSBUS ADAPTER
WHEN SETTING UP THE SWITCHES, DO NOT SELECT MORE THAN
ONE DRIVE TYPE AND CONTROLLER PAIR AT A TIME.
/
XLIST
;********************************************************************
;********************************************************************
;********************************************************************
LIST
PAGE
DEFINE BOX (TEXTA,TEXTB)<
LALL
LIST
PAGE
S
;* TEXTA
S
COMMENT $
TEXTB
$
XLIST
XALL
LIST
>
XLIST
BOX <CONDITIONAL ASSY CONTROL SECTION>,<
THIS CODE DEFINES AND SETS TO ZERO, ALL THE SYMBOLS THAT ARE NESSARY
BUT MAY NOT HAVE BEEN SET UP BY THE USER IN HIS TITLE FILE>
IFNDEF RH20,<RH20==0>
IFNDEF RH10,<RH10==0>
IFNDEF RS04,<RS04==0>
IFNDEF RP04,<RP04==0>
IFNDEF RP05,<RP05==0>
IFNDEF RP06,<RP06==0>
IFNDEF RM03,<RM03==0>
IFNDEF DX100,<DX100==0>
IFNDEF DX200,<DX200==0>
IFNDEF SDISK,<SDISK==0>
IFNDEF REALTIME,<REALTIME=0>
; HERE IS A FLAG THAT IS ZERO ONLY IF NO DEVICE HAS BEEN SELECTED
ANYDEV=RS04!RP04!RP05!RP06!RM03!SDISK!DX100!DX200
DX20=DX100!DX200
S
S
S
XLIST
BOX <NOTES ON I/O ROUTINE DESIGN>,<
1. ALL CODE IN THIS FILE IS RE-ENTRANT
WITH THE EXCEPTION OF THE USER MODE STUFF WHICH NEED
NOT BE SINCE THE PI SYSTEM CANNOT BE USED IN USER MODE
2. THE ROUTINES EXPECT TO FIND THE DRIVE NUMBER IN AN AC LABLED
"DRIVE" BITS 33-35 .
3. THE ROUTINES WILL EXPECT TO FIND THE CONTROLLER DEVICE CODE
IN AN AC LABLED "MBCN" (MASSBUSS CONTROLLER NUMBER)
BITS 3-9
4. NO AC'S ARE MODIFIED UNLESS THEY RETURN DATA.
5. THERE IS A GLOBAL SOFTWARE FLAG CALLED "SHMODE" WHICH
OVERRIDES AND WORKS FUNCTIONALLY IDENTICAL
TO THE SHORT PRINTOUT SWITCH "TXTINH". THIS
IS A CONVENIENT WAY FOR THE SOFTWARE TO FORCE
THE DIAGNOSTIC INTO OCTAL OUTPUT MODE.
6. IF IN (EXEC MODE) WITH AN RH20 IT'S NECESSARY FOR THE CHAN ROUTINES
TO DO A LIMITED AMOUNT OF PAGING. THIS IS ACCOMPLISHED BY SETTING
UP A LOCATION CALLED "CBASE" TO BE A PAGED ADDRESS OF "0". THE
THE ROUTINES WILL THEN WORK PROPERLY.
7. THIS PKG HAS BEEN CONSTRUCTED TO WORK CORRECTLY WITH THE DAS-33
EXTENDED STATUS FEATURE IF IN EXEC MODE. MONITOR DOES NOT SUPPORT
THE FEATURE IN USER MODE.
8. RH10'S WILL DEFAULT TO LOCATION 100 FOR THEIR ICWA. TO CHANGE
THE DEFAULT ADDRESS, WRITE THE DESIRED ADR INTO LOCATIONS
ICWA0 THRU ICWA6. THERE IS ONE LOCATION FOR EACH OF THE POSSIBLE
RH10'S (UP TO 6) >
SUBTTL REGISTER LOAD AND READ ROUTINES
XLIST
BOX <MASSBUS DEVICE REGISTER LOAD ROUTINES>,<
SPECIFICATION:
DEVICE REGISTERS ARE LOADED BY SETTING UP AC1
WITH SOME APPROPRIATE ARGUMENT AND THEN CALLING THE CORRECT
ROUTINE WITH A PUSHJ. THE ROUTINES HAVE A NORMAL RETURN AND AN ERROR
RETURN.
EG. MOVE AC1,FOO ;GET SOME ARGUMENT
GO LDRGXX ;XX (REG #) RANGES FROM 00-37 OCTAL
RTN1 ;RAE DETECTED AFTER THE LOAD
RTN2 ;LOAD WAS SUCCESSFUL
AC1:
SPECIFY REGISTER DATA IN BITS 20-35
SPECIFY PARITY MODE BIT 18
0 MEANS ODD
1 MEANS EVEN
SPECIFY SOFTWARE OPTION BITS 13-14
BIT 13=0 CLEAR RAE'S
BIT 13=1 DON'T CLEAR RAE'S
BIT 14=0 REPORT RAE'S
BIT 14=1 DON'T REPORT RAE'S
STATUS:
IF NO ERRORS ARE DETECTED, AC1 IS RETURNED AS IT WAS
SPECIFIED EXCEPT FOR THE REGISTER AND DRIVE FIELDS WHICH WILL HAVE
BEEN SUPPLIED BY THE ROUTINE.
AC1 ON RETURN FROM AN RH10 ERROR HOLDS THE PRESENT VALUE
OF THE DIB. AC1 ON RETURN FROM AN RH20 ERROR HOLDS THE DATAO ARGUMENT
THAT CAUSED THE RAE. >
LDRG00: PUT 1 ;SAVE AC1
IOR 1,[0B5!1B6] ;REG # AND LOAD REG BIT
JRST LDRGCC ;GO TO COMMON CODE
LDRG01: PUT 1
IOR 1,[1B5!1B6]
JRST LDRGCC
LDRG02: PUT 1
IOR 1,[2B5!1B6]
JRST LDRGCC
LDRG03: PUT 1
IOR 1,[3B5!1B6]
JRST LDRGCC
LDRG04: PUT 1
IOR 1,[4B5!1B6]
JRST LDRGCC
LDRG05: PUT 1
IOR 1,[5B5!1B6]
JRST LDRGCC
LDRG06: PUT 1
IOR 1,[6B5!1B6]
JRST LDRGCC
LDRG07: PUT 1
IOR 1,[7B5!1B6]
JRST LDRGCC
LDRG10: PUT 1
IOR 1,[10B5!1B6]
JRST LDRGCC
LDRG11: PUT 1
IOR 1,[11B5!1B6]
JRST LDRGCC
LDRG12: PUT 1
IOR 1,[12B5!1B6]
JRST LDRGCC
LDRG13: PUT 1
IOR 1,[13B5!1B6]
JRST LDRGCC
LDRG14: PUT 1
IOR 1,[14B5!1B6]
JRST LDRGCC
LDRG15: PUT 1
IOR 1,[15B5!1B6]
JRST LDRGCC
LDRG16: PUT 1
IOR 1,[16B5!1B6]
JRST LDRGCC
LDRG17: PUT 1
IOR 1,[17B5!1B6]
JRST LDRGCC
LDRG20: PUT 1
IOR 1,[20B5!1B6]
JRST LDRGCC
LDRG21: PUT 1
IOR 1,[21B5!1B6]
JRST LDRGCC
LDRG22: PUT 1
IOR 1,[22B5!1B6]
JRST LDRGCC
LDRG23: PUT 1
IOR 1,[23B5!1B6]
JRST LDRGCC
LDRG24: PUT 1
IOR 1,[24B5!1B6]
JRST LDRGCC
LDRG25: PUT 1
IOR 1,[25B5!1B6]
JRST LDRGCC
LDRG26: PUT 1
IOR 1,[26B5!1B6]
JRST LDRGCC
LDRG27: PUT 1
IOR 1,[27B5!1B6]
JRST LDRGCC
LDRG30: PUT 1
IOR 1,[30B5!1B6]
JRST LDRGCC
LDRG31: PUT 1
IOR 1,[31B5!1B6]
JRST LDRGCC
LDRG32: PUT 1
IOR 1,[32B5!1B6]
JRST LDRGCC
LDRG33: PUT 1
IOR 1,[33B5!1B6]
JRST LDRGCC
LDRG34: PUT 1
IOR 1,[34B5!1B6]
JRST LDRGCC
LDRG35: PUT 1
IOR 1,[35B5!1B6]
JRST LDRGCC
LDRG36: PUT 1
IOR 1,[36B5!1B6]
JRST LDRGCC
LDRG37: PUT 1
IOR 1,[37B5!1B6]
JRST LDRGCC
LDRG: PUT 1 ;SPECIAL FOR DX20
TLO 1,(1B6) ;SPECIAL FOR THE DX20
LDRGCC: PUT 0 ;SAVE AC0
PUT 2 ;SAVE AC2
PUT 3 ;SAVE THE AC
XLIST
IFN RH20,<
LIST
TLO 1,(1B9) ;SET DISABLE RAE STOP BIT
XLIST
>
LIST
TLZ 1,(1B13!1B14) ;CLEAR SOFTWARE FLAGS
TSO 1,DRIVE ;INCLUDE THE DRIVE #
MOVE 3,1 ;SAVE THE DATAO ARGUMENT
MOVE 2,[DATAO 0,1] ;BUILD A DATAO FROM AC1
IOR 2,MBCN ;INCLUDE THE DEVICE CODE
XCT 2 ;DOES A DATAO RH,1
;CONDITIONAL CODE TO TEST FOR AN RH10/RH20 RAE
XLIST
IFN RH20,<
LIST
TLC 2,(1B10!1B11) ;CHANGES DATAO TO A CONI
XCT 2 ;DOES A CONI RH,1
TRNE 1,1B24 ;WAS THERE AN RAE ??
JRST LDRGB ;YES.
XLIST
>
IFN RH10,<
LIST
TLZ 2,(1B11) ;CHANGES DATAO RH,1 TO DATAI RH,1
ADDI 2,2 ;NOW WE HAVE DATAI RH,3
XCT 2 ;DO A BLIND DATAI
MOVSI (54B5) ;RAE REGISTER NUMBER
MOVE 1,[DATAO] ;GET A BASIC DATAO INSTRUCTION
IOR 1,MBCN ;INCLUDE THE DEVICE CODE
XCT 1 ;DO A DATAO RH,0
TLZ 1,(1B11) ;CHANGE DATAO TO DATAI
SETA ;RH10 I/O STALL IS NECESSARY
SETA
XCT 1 ;DOES A DATAI INTO AC0
MOVEI 1,1 ;GET A SINGLE BIT MASK
LSH 1,(DRIVE) ;POSITION TO CORRECT RAE BIT
TDNE 0,1 ;IS THERE AN RAE ??
JRST LDRGB ;YES.
XLIST
>
LIST
AOS -4(P) ;NO RAE. BUMP THE RETURN
LDRGC: GET 3 ;CLEAN UP
GET 2 ;RESTORE A COUPLE OF AC'S
GET 0
GET 1
RTN ;AND EXIT
;HERE BECAUSE WE HAD AN RAE DETECTED AFTER A REGISTER LOAD
LDRGB: MOVE 1,-3(P) ;FETCH ORIGINAL AC1
TLNE 1,(1B13) ;WANT TO CLEAR THE RAE ??
JRST LDRGB1 ;NO.
;RH20/RH10 CONDITIONAL CODE TO CLEAR RAE'S
XLIST
IFN RH20,<
LIST
GO .CONI ;DO A CONI
ANDI 1,1B24!1B27!1B30!7B35 ;RAECLR!MBE!ATTNEN!PICHAN
GO .CONO ;DO CORRECT CLEARING CONO
XLIST
>
IFN RH10,<
LIST
MOVE [54B5!1B6!377] ;READY TO CLEAR ALL RAE'S
MOVE 1,[DATAO] ;A BASIC DATAO
IOR 1,MBCN ;INCLUDE THE DEVICE CODE
XCT 1 ;CLEARS THE RAE
XLIST
>
LIST
;SEE IF WE WANT TO REPORT ERRORS
LDRGB1: EXCH 3,-3(P) ;PUT ERR ARGUMENT ON STACK
TLNE 3,(1B14) ;WANT TO REPORT ??
JRST LDRGC ;NO
TEXT [ASCIZ/
RAE WHILE WRITING A DEVICE REGISTER
RH=/]
LDB [POINT 7,MBCN,9] ;GET DEVICE CODE
LSH 2 ;JUSTIFY FOR PRINTING
GO POCT ;PRINT IT
XLIST
IFN RH20,<
LIST
TEXT [ASCIZ/ THE DATAO ARGUMENT WAS: /]
XLIST
>
IFN RH10,<
LIST
TEXT [ASCIZ/ READING THE DIB GIVES: /]
XLIST
>
LIST
MOVE -3(P) ;GET IT FROM THE STACK
PNTHW ;PRINT IT
PCRL ;PRINT A CRLF
JRST LDRGC ;AND GO EXIT
XLIST
BOX <MASSBUS DEVICE REGISTER READ ROUTINES>,<
SPECIFICATION:
DEVICE REGISTERS ARE READ INTO AC1 BY SETTING UP SOME ARGUMENT
IN AC1 AND THEN CALLING THE CORRECT ROUTINE WITH A PUSHJ .
THE ROUTINES HAVE A NORMAL RETURN AND 2 ERROR RETURNS.
EG. MOVE AC1,FOO ;SOME ARGUMENT
GO RDRGXX ;XX(REG #) RANGES FROM 00-37 OCTAL
RTN1 ;RAE DUE TO CTRL BUSS TIMEOUT
RTN2 ;RAE OTHER THAN CTRL BUSS TIMEOUT
RTN3 ;READ WAS SUCCESSFUL
AC1:
SPECIFY PARITY MODE BIT 18
0 MEANS ODD PARITY
1 MEANS EVEN PARITY
SPECIFY SOFTWARE OPTION BITS 13-14
BIT 13=0 CLEAR RAE'S
BIT 13=1 DON'T CLEAR RAE'S
BIT 14=0 REPORT RAE'S
BIT 14=1 DON'T REPORT RAE'S
STATUS:
UPON COMPLETING A REGISTER READ, ALL 36 BITS OF THE DIB REG (RH10) OR
PREP REG (RH20) ARE RETURNED IN AC1. THE ERROR RETURNS ARE TAKEN IF AN RAE IS
DETECTED BY THE CONTROLLER DURING THE READ OPERATION. THE CONDITIONS
THAT CAUSE THE RAE ARE DIFFERENT FOR THE RH10 THAN RH20 AND MAY BE
ANALYZED BASED ON THE STATUS FROM AC1. >
RDRG00: PUT 1 ;SAVE AC1
IOR 1,[0B5] ;REG # AND LOAD REG BIT
JRST RDRGCC ;GO TO COMMON CODE
RDRG01: PUT 1
IOR 1,[1B5]
JRST RDRGCC
RDRG02: PUT 1
IOR 1,[2B5]
JRST RDRGCC
RDRG03: PUT 1
IOR 1,[3B5]
JRST RDRGCC
RDRG04: PUT 1
IOR 1,[4B5]
JRST RDRGCC
RDRG05: PUT 1
IOR 1,[5B5]
JRST RDRGCC
RDRG06: PUT 1
IOR 1,[6B5]
JRST RDRGCC
RDRG07: PUT 1
IOR 1,[7B5]
JRST RDRGCC
RDRG10: PUT 1
IOR 1,[10B5]
JRST RDRGCC
RDRG11: PUT 1
IOR 1,[11B5]
JRST RDRGCC
RDRG12: PUT 1
IOR 1,[12B5]
JRST RDRGCC
RDRG13: PUT 1
IOR 1,[13B5]
JRST RDRGCC
RDRG14: PUT 1
IOR 1,[14B5]
JRST RDRGCC
RDRG15: PUT 1
IOR 1,[15B5]
JRST RDRGCC
RDRG16: PUT 1
IOR 1,[16B5]
JRST RDRGCC
RDRG17: PUT 1
IOR 1,[17B5]
JRST RDRGCC
RDRG20: PUT 1
IOR 1,[20B5]
JRST RDRGCC
RDRG21: PUT 1
IOR 1,[21B5]
JRST RDRGCC
RDRG22: PUT 1
IOR 1,[22B5]
JRST RDRGCC
RDRG23: PUT 1
IOR 1,[23B5]
JRST RDRGCC
RDRG24: PUT 1
IOR 1,[24B5]
JRST RDRGCC
RDRG25: PUT 1
IOR 1,[25B5]
JRST RDRGCC
RDRG26: PUT 1
IOR 1,[26B5]
JRST RDRGCC
RDRG27: PUT 1
IOR 1,[27B5]
JRST RDRGCC
RDRG30: PUT 1
IOR 1,[30B5]
JRST RDRGCC
RDRG31: PUT 1
IOR 1,[31B5]
JRST RDRGCC
RDRG32: PUT 1
IOR 1,[32B5]
JRST RDRGCC
RDRG33: PUT 1
IOR 1,[33B5]
JRST RDRGCC
RDRG34: PUT 1
IOR 1,[34B5]
JRST RDRGCC
RDRG35: PUT 1
IOR 1,[35B5]
JRST RDRGCC
RDRG36: PUT 1
IOR 1,[36B5]
JRST RDRGCC
RDRG37: PUT 1
IOR 1,[37B5]
JRST RDRGCC
RDRG: PUT 1 ;SPECIAL FOR THE DX20
RDRGCC: PUT 0 ;SAVE THE AC
PUT 2 ;SAVE THE AC
XLIST
IFN RH20,<
LIST
TLO 1,(1B9) ;SET THE DISABLE RAE STOP BIT
XLIST
>
LIST
TLZ 1,(1B13!1B14) ;CLEAR THE SOFTWARE FLAG BITS
TSO 1,DRIVE ;INCLUDE THE DRIVE NUMBER
MOVE 2,[DATAO 0,1] ;GET A BASIC DATAO
IOR 2,MBCN ;INCLUDE THE DEVICE CODE
XCT 2 ;DOES A DATAO RH,1
TLZ 2,(1B11) ;CHANGE TO DATAI RH,1
XLIST
IFN RH10,<
LIST
SETA ;RH10 NEEDS I/O BUSS DELAY
SETA ; OF 3 U.S.
XLIST
>
LIST
XCT 2 ;DO A DATAI RH,1
PUT 1 ;SAVE RESULTS ON THE STACK
;CONDITIONAL RH10/RH20 CODE TO TEST FOR AN RAE
XLIST
IFN RH20,<
LIST
TLCE 1,(1B10) ;COMPLEMENT AND TEST THE TRA BIT
AOS -4(P) ;BUMP RTN IF TRA DID NOT FAIL
TLNE 1,(1B8!1B10) ;RAE=PE+(TRA FAILURE)
JRST RDRGB ;GOT AN RAE
XLIST
>
IFN RH10,<
LIST
TLNN 1,(1B7) ;CBTO ?
AOS -4(P) ;NO. BUMP THE RETURN
TLNE 1,(1B7!1B8!1B9!1B10) ;RAE=CBTO+CBPE+DLT+ILC
JRST RDRGB
XLIST
>
LIST
AOS -4(P) ;NO RAE. BUMP THE RETURN
RDRGC: GET 1 ;RESTORE THE AC
EXCH 1,-2(P) ;SOME STACK ADJUSTMENT
GET 2
GET 0
GET 1
RTN ;AND TAKE THE PROPER RETURN
;HERE BECAUSE WE HAD AN RAE DURING A REGISTER READ OPERATION
RDRGB: MOVE 1,-3(P) ;FETCH ORIGINAL AC1
TLNE 1,(1B13) ;WANT TO CLEAR THE RAE ??
JRST RDRGB1 ;NO. GO REPORT
;RH20/RH10 CONDITIONAL CODE FOR CLEARING RAE'S
XLIST
IFN RH20,<
LIST
GO .CONI ;GET CURRENT CONTROLLER STATUS
ANDI 1,1B24!1B27!1B30!7B35 ;RAECLR!MBE!ATTNEN!PICHAN
GO .CONO ;CLEAR AND RESTORE
XLIST
>
IFN RH10,<
LIST
MOVE [54B5!1B6!377] ;READY TO CLEAR ALL RAE'S
MOVE 1,[DATAO 0,0] ;GET A BASIC DATAO
IOR 1,MBCN ;INCLUDE THE DEVICE CODE
XCT 1 ;WHICH CLEARS THE RAE REGISTER
XLIST
>
LIST
;SEE IF WE WANT TO REPORT RAE ERRORS
RDRGB1: MOVE 1,-3(P) ;FETCH ORIGINAL AC1
TLNE 1,(1B14) ;WANT TO REPORT ??
JRST RDRGC ;NO
TEXT [ASCIZ/
RAE WHILE READING A DEVICE REGISTER - - DATAI: /]
MOVE (P) ;GET THE DATAI WORD
PNTHW
PCRL
TEXT [ASCIZ/RH DEVICE CODE WAS /]
LDB [POINT 7,MBCN,9] ;GET THE DEVICE CODE
LSH 2 ;JUSTIFY FOR PRINTING
GO POCT ;PRINT IT
PCRL ;A CRLF
JRST RDRGC
XLIST
IFN RH10,<
XLIST
BOX <ROUTINES FOR WRITING RH10 INTERNAL REGISTERS>,<
THERE ARE 4 INTERNAL REGS THAT CAN BE WRITTEN INTO WITH A
CALL TO THE PROPER SUBROUTINE.
ENTRY POINTS ARE:
LDCR ;LOAD THR CONTROL REG
LDIAR ;LOAD THE INTERRUPT ADDRESS REG
LDDBUF ;LOAD THE DATA BUFFER REGISTER
LDRAE ;LOAD THE RAE REG
ARGUMENTS ARE PASSED IN AC1. BITS ARE DEFINED EXACTLY
AS IN THE RH10 SPEC. THE ROUTINES RETURN TO CALL+1 ALWAYS.
EG. MOVE AC1,ARG ;GET THE DATA
GO LDRAE ;WANT TO LOAD THE RAE REG
RETURN ;RETURNS HERE >
LDCR: PUT 1 ;SAVE THE AC
IOR 1,[40B5!1B6] ;INCLUDE REG# AND LOAD REG BIT
TSO 1,DRIVE ;INCLUDE THE DRIVE NUMBER
JRST LDIRC ;TO COMMON CODE
LDIAR: PUT 1
IOR 1,[44B5!1B6]
JRST LDIRC
LDDBUF: PUT 1
IOR 1,[50B5!1B6]
JRST LDIRC
LDRAE: PUT 1
IOR 1,[54B5!1B6]
LDIRC: PUT 0 ;SAVE THE AC
MOVE 0,[DATAO 0,1] ;BUILD THE DATAO
IOR 0,MBCN ;INCLUDE THE DEVICE CODE
XCT 0 ;DOES A DATAO RH,1
GET 0
GET 1
RTN ;AND EXIT
XLIST
BOX <ROUTINES FOR READING RH10 INTERNAL REGISTERS>,<
THERE ARE 6 INTERNAL RH10 REGISTERS THAT CAN BE READ
INTO AC1 WITH A CALL TH THE PROPER SUBROUTINE. THE ROUTINES
RETURN TO CALL+1 ALWAYS.
THE ENTRY POINTS ARE:
RDDIB ;READ THE DIB REGISTER
RDRAE ;READ THE RAE REGISTER
RDIAR ;READ THE INTERRUPT REGISTER
RDDBUF ;READ THE DATA BUFFER REGISTER
RDCR ;READ THE TRANSFER REGISTER
RDCBUF ;READ THE CHANNEL BUFFER REGISTER
NOTE: - - THE CHANNEL BUFFER REG IS 36 DATA BITS WIDE
UNLIKE THE OTHER REGISTERS IN THE RH10. BECAUSE
OF THIS PROPERTY, THE REGISTER NUMBER IS NOT
RETURNED AS PART OF THE DATA.
EG. GO RDIAR ;READ THE CURRENT INTERRUPT ADR
RETURN ;RETURN HERE >
RDDIB: PUT 0 ;SAVE 0
MOVE 0,[DATAI 0,1] ;A BASIC DATAI
IOR 0,MBCN ;INCLUDE DEVICE CODE
JRST RDIRC2 ;TO COMMON CODE
RDRAE: MOVSI 1,(54B5)
JRST RDIRC1
RDIAR: MOVSI 1,(44B5)
JRST RDIRC1
RDDBUF: MOVSI 1,(50B5)
JRST RDIRC1
RDCR: MOVSI 1,(40B5)
JRST RDIRC1
RDCBUF: MOVSI 1,(74B5)
RDIRC1: PUT 0 ;SAVE 0
MOVE 0,[DATAO 0,1] ;BUILD THE DATAO
IOR 0,MBCN ;INCLUDE THE DEVICE CODE
XCT 0 ;DO A DATAO RH,1
TLZ 0,(1B11) ;CHANGE DATAO TO DATAI
SETA ;I/O BUSS DELAY
RDIRC2: XCT 0 ;DOES A DATAI RH,1
GET 0
RTN ;AND RETURN
XLIST
>
XLIST
IFN RH20,<
XLIST
BOX <ROUTINES FOR WRITING RH20 INTERNAL REGISTERS>,<
THERE ARE 5 INTERNAL REGISTERS IN THE RH20 THAT ARE
WRITEABLE WITH A CALL TO THE PROPER SUBROUTINE.
THE ENTRY POINTS ARE:
LDSBAR ;LOAD THE SECONDARY BLOCK ADDR REGISTER
LDSTCR ;LOAD THE SECONDARY TRANSFER CONTROL REGISTER
LDIVRG ;LOAD THE INTERRUPT VECTOR REGISTER
LDDCR ;LOAD THE DIAGNOSTIC CONTROL REGISTER
LDWTRG ;LOAD THE WRITE REGISTER
ARGUMENTS ARE PASSED IN AC1 AND THE BITS ARE DEFINED EXACTLY
AS SEEN IN THE RH20 SPEC.THE ROUTINES RETURN TO CALL+1 ALWAYS.
EG. MOVE AC1,ARG ;SOME ARGUMENT
GO LDIVRG ;LOAD THE INTERRUPT VECTOR REG
RETURN ;RETURN HERE >
LDSBAR: PUT 1 ;SAVE AC1
IOR 1,[70B5!1B6] ;INCLUDE REG# AND LOAD REG BIT
JRST LIRC ;TO COMMON CODE
LDSTCR: PUT 1
IOR 1,[71B5!1B6]
JRST LIRC
LDIVRG: PUT 1
IOR 1,[74B5!1B6]
JRST LIRC
LDDCR: PUT 1
IOR 1,[77B5!1B6]
JRST LIRC
LDWTRG: PUT 1
IOR 1,[76B5!1B6]
LIRC: PUT 0 ;SAVE AC
TLNN 1,(1B3!1B4) ;SEE IF SBAR OR STCR
TSO 1,DRIVE ;YES. INCLUDE THE DRIVE NUMBER
MOVE 0,[DATAO 0,1] ;NO. BUILD APPROPRIATE DATAO
IOR 0,MBCN ;INCLUDE THE DEVICE CODE
XCT 0 ;DOES A DATAO RH,1
GET 0
GET 1
RTN ;RETURN
XLIST
BOX <ROUTINES FOR READING THE RH20 INTERNAL REGISTERS>,<
THERE ARE 6 INTERNAL REGISTERS WITHIN THE RH20 THAT CAN BE
READ BY MEANS OF A CALL TO THE PROPER SUBROUTINE.
THE REGISTERS ARE READ INTO AC1 ANDTHE ROUTINES RETURN TO
CALL+1 ALWAYS.
THE ENTRY POINTS ARE:
RDSBAR ;READ THE SECONDARY BLOCK ADDR REG
RDSTCR ;READ THE SECONDARY XFER CTRL REG
RDPBAR ;READ THE PRIMARY BLOCK ADDR REG
RDPTCR ;READ THE PRIMARY XFER CTRL REG
RDIVRG ;READ THE INTERRUPT VECTOR REG
RDRDRG ;READ THE READ REGISTER
THE BITS ARE DEFINED EXACTLY AS IN THE RH20 SPEC
EG. GO RDIVRG ;READ CURRENT INTERRUPT ADDRESS
RETURN ;ADDRESS IS IN AC1 >
RDSBAR: MOVSI 1,(70B5) ;FETCH THE REGISTER NUMBER
JRST RIRC
RDSTCR: MOVSI 1,(71B5)
JRST RIRC
RDPBAR: MOVSI 1,(72B5)
JRST RIRC
RDPTCR: MOVSI 1,(73B5)
JRST RIRC
RDIVRG: MOVSI 1,(74B5)
JRST RIRC
RDRDRG: MOVSI 1,(75B5)
RIRC: PUT 0 ;SAVE AC0
MOVE 0,[DATAO 0,1] ;GET A BASIC DATAO
IOR 0,MBCN ;INCLUDE THE DEVICE CODE
XCT 0 ;DOES A DATAO RH,1
TLZ 0,(1B11) ;CHANGE TO A DATAI
XCT 0 ;DOES A DATAI RH,1
GET 0 ;RESTORE THE AC
RTN ;AND EXIT
XLIST
>
XLIST
BOX <CONTROLLER CONO,CONI,CONSO,CONSZ (I/O) ROUTINES>,<
SPECIFICATIONS:
THESE ROUTINES ARE USED TO PERFORM THE VARIOUS CONDITIONS OPERATIONS
TO MASSBUS CONTROLLERS. AC1 IS USED FOR ARGUMENT PASSING.
.CONI IS THE ONLY ROUTINE OF THE 4 THAT WILL ALTER AC1.
THE CONO ROUTINE IS DESIGNED TO ALLOW THE USER TO ATTEMPT TO
SET BITS IN THE SAME CALL AS DOING AN RHCLR. THIS ROUTINE WILL
EXECUTE THAT TYPE OF OPERATION CORRECTLY.
EG. MOVE AC1,FOO ;SOME CONDITIONS FOR A CONO
GO .CONO ;THE CALL
RETURN ;CONO HAS BEEN COMPLETED
GO .CONI ;WANT TO DO A CONI
RETURN ;CONI DATA IS IN AC1
MOVE AC1,FOO ;A MASK FOR A CONSZ
GO .CONSZ ;THE CALL (NO STATUS IS RETURNED)
RETURN-1 ;NOT ALL BITS ZERO
RETURN-2 ;ALL BITS ARE ZERO
MOVE AC1,FOO ;A MASK FOR A CONSO
GO .CONSO ;THE CALL (NO CONDITIONS ARE RETURNED)
RETURN-1 ;NO BITS ARE ONE
RETURN-2 ;AT LEAST ONE BIT IS A ONE >
.CONO: PUT 1 ;SAVE AC1
IOR 1,[CONO] ;INCLUDE THE OPCODE
IOR 1,MBCN ;INCLUDE THE DEVICE CODE
TRNN 1,1B25 ;IS RHCLR DESIRED ?
JRST CNOCMN ;NO
PUT 1 ;YES. SAVE THE INSTRUCTION
HLLZ 1,1 ;CLEAR ALL RIGHT SIDE BITS
TRO 1,1B25 ;SET THE RHCLR BIT
XCT 1 ;EXECUTE THE CONO
GET 1
TRZ 1,1B25 ;NOW RESET THE RHCLR BIT
CNOCMN: XCT 1 ;DO THE CONO
GET 1 ;RESTORE THE AC
RTN ;AND RETURN
.CONI: MOVE 1,[CONI 0,1] ;GET THE OPCODE
IOR 1,MBCN ;INCLUDE THE DEVICE CODE
XCT 1 ;DO THE I/O
RTN ;AND RETURN
.CONSZ: PUT 1 ;SAVE THE AC
IOR 1,[CONSZ] ;INCLUDE THE OPCODE
JRST .CONSO+2 ;TO SOME COMMON CODE
.CONSO: PUT 1 ;SAVE THE AC
IOR 1,[CONSO] ;INCLUDE THE OPCODE
IOR 1,MBCN ;INCLUDE DEVICE CODE
XCT 1 ;DO THE I/O
SKIPA ;RTN-1. CONDITIONS NOT SATISFIED
AOS -1(P) ;RTN-2. CONDITIONS SATISFIED
GET 1 ;RESTORE THE AC
RTN ;TAKE THE PROPPER RETURN
LIST
SUBTTL DATA CHANNEL SUBROUTINES
XLIST
BOX <ROUTINES TO INTERFACE WITH A CHANNEL>,<
THERE ARE 5 ROUTINES AVAILABLE FOR INTERFACING WITH
A DATA CHANNEL WHOSE CHARACTERISTIC DIFFERENCES
BECOME TRANSPARENT TO THE USER.
NAME FUNCTION
---- --------
CHINIT INITIALIZE. RE-SYNC HARDWARE AND SOFTWARE
GENCCW GENERATE A LIST OF CCW'S IN CORE
GETLOG SNAPSHOT LOGOUT DATA TO A CORE BUFFER AREA
LOGPNT PRINT CHANNEL LOGOUT DATA
CCWPNT PRINT A CCW LIST FROM MEMORY >
XLIST
BOX <NOTES ON INITIAL CONTROL WORD ADDR.>,<
WITH EACH CONTROLLER IS AN ASSOCIATED CHANNEL #.
THE CHANNEL ROUTINES DEFAULT TO THE FOLLOWING (EXEC MODE)
INITIAL CONTROL WORD ADDRESSES FOR EACH OF THE CHANNELS.
TYPE DEV. CODE CHAN # ICW-ADR
---- --------- ------ -------
RH10 270 0 100(ICWA0)
RH10 274 1 100(ICWA1)
RH10 360 2 100(ICWA2)
RH10 364 3 100(ICWA3)
RH10 370 4 100(ICWA4)
RH10 374 5 100(ICWA5)
RH20 540 0 000(ICWA0)
RH20 544 1 004(ICWA1)
RH20 550 2 010(ICWA2)
RH20 554 3 014(ICWA3)
RH20 560 4 020(ICWA4)
RH20 564 5 024(ICWA5)
RH20 570 6 030(ICWA6)
RH20 574 7 034(ICWA7)
THE RH20 ZERO FILL WORDS ARE LOCATED AT EPT LOCATIONS
060 THRU 063 THESE LOCATIONS ARE SET TO ZERO
BY "CHINIT" IF RUNNING IN EXEC MODE >
XLIST
BOX <CHANNEL INITIALIZATION ROUTINE>,<
SPECIFICATION:
THIS ROUTINE SYNCHRONIZES THE SOFTWARE AND HARDWARE CHAN LOGIC.
EG. MOVE 1,ARG1 ;SETUP AC1
GO CHINIT ;CALL THE ROUTINE
RETURN ;ICWA IS IN AC1
AC1:
SPECIFY (AC1)R START ADDR OF CHANNEL COMMAND BUFFER
SPECIFY (AC1)L SIZE OF THE CHANNEL COMMAND BUFFER
NOTE - - FOR FIGURING OUT THE SIZE OF THE COMMAND WORD
BUFFER IT SHOULD BE NOTED THAT THE GENCCW ROUTINE
WILL TRANSFER A MAXIMUM OF 8192. WORDS PER CCW
USING AN RH10 WHILE WE CAN TRANSFER ONLY 1920.
WORDS PER CCW USING AN RH20. >
; 1. SETS UP THE INTIIAL CONTROL WORD WITH THE PROPER JUMP
; 2. SETS UP VARIOUS SOFTWARE PARAMS FOR CHANNEL ROUTINES
CHINIT: PUT 1 ;SAVE AC1
PUT 2 ;SAVE AC2
HLRZ 2,1 ;MAKE AC2/ FINAL ADR,,START ADR
SUBI 2,1
ADD 2,1
HRL 1,2
PUT 1 ;SAVE AC1
GO CHSEL ;GET CHAN # TO AC1
MOVE 2,1 ;NOW TO AC2
GET 1 ;RESTORE AC1
SETOM CINIT(2) ;SET PROPER INITIALIZE FLAG
XLIST
IFN RH10,<
LIST
SETZM DF22FG(2) ;ASSUME 18 BIT DF10
PUT 1 ;SAVE AC1
GO .CONI ;DO A CONI TO SEE IF 22 BIT DF10
TLNE 1,(1B6) ;IS IT A 22 BIT DF10 ??
SETOM DF22FG(2) ;YES. SET THE FLAG
GET 1 ;RESTORE THE AC
XLIST
>
LIST
MOVEM 1,CADTBL(2) ;SAVE CHARACTERISTICS OF CCW BUFFER
HRRZM 1,SCLP(2) ;SET UP SOFTWARE CMD LIST POINTER
MOVE 2,ICWA0(2) ;AC2=ICWA
ADD 2,CBASE ;CAUSES PAGING TO OCCUR
;CLEAR THE CHAN LOGOUT AREA IF NOT IN USER MODE
SKIPE USER ;IN USER MODE ?
JRST CHI1 ;YES
PUT 1 ;SAVE AC
XLIST
IFN RH10,<
LIST
MOVN 1,CHK ;-# OF LOGOUT WORDS PER CHAN
HRLZ 1,1 ;-#WDS,,0
HRR 1,2 ;-#WDS,,ICWA
XLIST
>
IFN RH20,<
LIST
;IF RH20 CLEAR ONLY 2ND AND 3RD WORDS OF LOGOUT AREA
HRLZI 1,-2 ;-#WDS,,0
HRR 1,2 ;-#WDS,,ICWA
ADDI 1,1 ;-#WDS,,ICWA+1
XLIST
>
LIST
SETZM (1) ;CLEAR A WORD
AOBJN 1,.-1 ;REPEAT TILL ALL CLEARED
GET 1 ;RESTORE THE AC
CHI1: MOVEM 2,-1(P) ;BECOMES AC1 ON RETURN
HRRZ 1,1 ;AC1=0,,BUFFER ADDR
IOR 1,JMPWD ;MAKES A JUMP CCW
SKIPN USER ;DON'T STOR IF IN USER MODE
MOVEM 1,(2) ;MAKES ICW A JUMP TO CCW BUFFER
SKIPN USER ;SKIP IF IN USER MODE
SETZM 1(2) ;ZERO THE TERM CONTROL WD
XLIST
IFN REALTIME,<
LIST
SKIPN USER ;SKIP IF IN USER MODE
JRST TMPEND ;NO.
ADD 1,RELOC# ;MAKE A PHYSICAL ADDR
MOVEM 1,POKEBK+2 ;PUT IN POKE ARG BLOCK
HRRZM 2,POKEBK ;GET ADDR TO POKE
MOVE 2,POKEBK ;GET ADDR
PEEK 2, ;READ CURRENT CONTENTS
MOVEM 2,POKEBK+1 ;PUT IN POKE ARGUMENT BLOCK
MOVE 2,[3,,POKEBK] ;GET POINTER
POKE. 2, ;POKE MONITOR
JRST .-5
JRST TMPEND ;DONE
POKEBK: BLOCK 3 ;ARGUMENT BLOCK
TMPEND: JFCL
XLIST
>
LIST
XLIST
IFN RH20,<
LIST
SKIPE USER ;IN USER MODE
JRST CHIX ;YES.
SETZM 60
SETZM 61
SETZM 62
SETZM 63 ;CLEARS THE ZERO FILL WORDS
CHIX: GET 2
GET 1
RTN
XLIST
>
IFN RH10,<
LIST
GET 2
GET 1
SKIPN USER ;USER MODE ?
RTN ;NO.
;IN USER MODE. GET INITIAL CONTROL WORD ADR WITH A DUMMY
;CHANNEL PGM CALL
GO DEV.AD ;GET DEV ADR WORD
MOVEM 1,INIARG+1 ;SAVE IN ONE ARG LIST
MOVEM 1,IARG+1 ;SAVE IN OTHER ARG LIST
MOVE 1,[-3,,INIARG] ;A POINTER
XCT .DIAG ;A CHANNEL PGM IS BORN
GO DIAGER ;ERROR
PUT 1 ;SAVE THE ICWA
MOVE 1,[-2,,IARG] ;A POINTER
XCT .DIAG ;ABORT THE DUMMY PGM
GO DIAGER ;ERROR
GET 1 ;RECOVERS ICWA
RTN ;EXIT
;ARGUMENT BLOCKS FOR PREVIOUS 2 DIAG CALLS
INIARG: 4 ;SPECIFY CHAN PGM
Z ;RESERVED FOR DEV ADR
777760,,CHINIT ;DUMMY CCW THAT WORKS FOR ALL DF'S
IARG: 5 ;A RELEASE OF CHANNEL PGM
Z ;RESERVED FOR DEV ADR
XLIST
>
LIST
XLIST
BOX <CHANNEL COMMAND WORD GENERATOR>,<
SPECIFICATION:
THIS ROUTINE TAKES A PDP-10 WORD COUNT AND A CORE
ADDRESS AND TRANSLATES IT TO A LIST OF CCW'S IN A
COMMAND RING BUFFER DEFINED AT INIT TIME. IT RETURNS
THE STARTING ADDRESS OF THE LIST WITHIN THE RING,AND
THE # OF CCW'S FOR THIS TRANSFER.
EG. MOVE AC3,ARG3 ;A ZERO FILL SPECIFIER
MOVE AC2,ARG2 ;POS OR NEG WORD COUNT
MOVE AC1,ARG1 ;AN ADDR UP TO 22 BITS
GO GENCCW ;BUILD THE COMMAND LIST
RETURN ;RETURNS HERE
AC1:
CONTAINS A 22 BIT ADDRESS SPECIFYING WHERE TRANSFER IS TO START.
AC2:
POS OR NEG WORD COUNT FOR # OF WORDS TO GO TO OR FROM THE DEVICE.
A NEG WORD COUNT ON THE RH20 WILL CAUSE THE ROUTINE TO ASSUME THAT
READ REVERSE IS DESIRED AND THE APPROPRIATE COMMAND LIST WILL
BE GENERATED. FOR RH10'S A NEGATIVE WORD COUNT OR POSITIVE
WORD COUNT ARE HANDLED THE SAME.
AC3:
NOT MEANINGFULL EXCEPT FOR DISKS. OTHER DEVICES SHOULD ZERO AC3.
THIS AC IS IGNORED IF AN RH10 IS USED. IF RUNNING AN RH20,
A POSITIVE, NON-ZERO, WORD COUNT WILL CAUSE THE ROUTINE TO ASSUME THAT
ZERO FILL COMMAND WORDS ARE DESIRED IN THE LIST AND THE APPROPRIATE
ZERO FILL WORD WILL BE GENERATED. IT FURTHERMORE REQUIRES THAT
THE VALUE IN AC3 IS EQUAL TO THE NUMBER OF WORDS IN ONE SECTOR
OF THE DISK.
ESSENTIALLY THIS WORD SAYS THAT THE SIZE OF THE SIZE OF THE XFER
IS AN EVEN MODULO OF THE VALUE OF AC3. EXTRA WORDS ARE PADDED WITH
ZERO'S, SUPPLIED BY THE CHANNEL.
RETURN:
ON RETURN AC1 WILL CONTAIN THE FOLLOWING:-
(AC1)L = # OF COMMAND WORDS GENERATED BY THE ROUTINE
(AC1)R = POINTS TO THE FIRST WORD IN THE LIST. >
XLIST
IFN RH20,<
PAGE
LIST
;FUNCTIONS OF THE AC'S USED IN GENCCW ROUTINE
;AC FUNCTION
;-- --------
;0 HOLDS REMAINING SIZE IN WORDS
;1 CCW'S ARE MANUFACTURED IN THIS AC
;2 HOLDS THE CURRENT CORE ADR AT ANY TIME
;3 HOLDS THE LOGICAL CHANNEL NUMBER (0-7)
;4 HOLDS CURRENT SOFTWARE CLP
;5 HOLDS LAST AVAIL BUFFER ADDR
;6 HOLDS START ADR OF CCW LIST,,# OF WDS IN LIST
;7 HOLDS THE READ REVERSE FLAG
GENCCW: PUT 0 ;SAVE AC'S
PUT 1
PUT 2
PUT 3
PUT 4
PUT 5
PUT 6
PUT 7
; PRE-LOAD AC'S TO PROPER VALUES
MOVE 0,-5(P) ;GETS THE SIZE
MOVE 2,-6(P) ;GETS THE CORE ADDRESS
GO CHSEL ;GET CHAN # TO AC1
MOVE 3,1 ;NOW TO AC3
MOVE 4,SCLP(3) ;GETS SOFTWARE CLP
HLRZ 5,CADTBL(3) ;GETS FINAL BUFFER ADDR
HRLZ 6,4 ;START OF CCW LIST,,# OF WORDS
SETZ 7, ;ASSUME READ FORWARD
; CHECK SIGN OF SIZE TO SEE IF WE WANT READ REVERSE
JUMPGE 0,GENL1 ;SIZE IS POSITIVE. JUMP.
SETOM 7 ;SIZE NEG. SET REVERSE FLAG
MOVNS 0,0 ;NOW MAKE SIZE A POSITIVE VALUE
JRST GENL1 ;AND CONTINUE
;START BUILDING A CHANNEL COMMAND LIST
GENL1: CAMG 0,MAXWD ;SIZE .GT. MAXWD
JRST GEN2 ;NO
HRLZ 1,MAXWD ;YES. GET WORD COUNT
LSH 1,4 ;JUSTIFY TO BIT-13
ADD 1,2 ;INCLUDE THE CORE ADDRESS
SUB 0,MAXWD ;DECREASE SIZE BY MAXWD
JUMPN 7,.+3 ;JUMP IF REVERSE FLAG IS SET
ADD 2,MAXWD ;ADJUST THE ADDRESS
JRST .+3
SUB 2,MAXWD ;ADJUST ADDR FOR REVERSE
TLO 1,(1B2) ;SET REVERSE BIT IN THE CCW
GO CCWST ;STORE IN THE LIST
JRST GENL1
;HERE BECAUSE SIZE IS .LE. MAXWD
GEN2: HRLZ 1,0 ;GET REMAINING SIZE
LSH 1,4 ;POSITION TO BIT-13
ADD 1,2 ;INCLUDE THE ADDRESS
SKIPE 7 ;REVERSE ??
TLO 1,(1B2) ;YES. SET REVERSE BIT
CAMN 0,MAXWD ;IS SIZE=MAXWD ??
JRST GEN3+1 ;YES. NO ZERO FILL REQUIRED
;SEE IF ZERO FILL IS REQUIRED
PUT 1 ;SAVE AC1
SKIPN -5(P) ;IF AC3 WAS 0 , NO ZERO FILL REQ'D
JRST GEN3 ;NO ZERO FILL REQUIRED
IDIV 0,-5(P) ;DIVIDE REMAINDER/BLOCKSIZE
SKIPN 1 ;IS REMAINDER = 0 ?
JRST GEN3 ;YES. NO ZERO FILL REQ'D
EXCH 1,(P) ;EXCHANGE REM & CCW IN PROGRESS
GO CCWST ;STORE THE CCW IN THE LIST
GET 1 ;GET THE REMAINDER BACK TO AC1
; HERE TO BUILD A ZERO FILL WORD
MOVNS 1,1 ;ADJUST SIZE
ADD 1,-4(P)
LSH 1,^D22 ;REMAINDER POSITIONED TO BIT-13
SKIPE 7 ;REVERSE ??
TLO 1,(1B2) ;YES. SET THE REVERSE BIT
JRST GEN3+1 ;TO SKIP THE GET IN THIS PATH
GEN3: GET 1 ;GET THE CCW BACK INTO AC FROM STACK
TLO 1,(1B1) ;SET THE "LAST WORD" BIT
GO CCWST ;STORE IN THE CCW LIST
; TIME TO CLEAN UP AND EXIT
MOVEM 4,SCLP(3) ;SAVE UPDATED SOFTWARE CLP.
MOVSM 6,-6(P) ;SO WE CAN PASS BACK TO USER
GET 7 ;RESTORE AC'S
GET 6
GET 5
GET 4
GET 3
GET 2
GET 1
GET 0
SKIPE USER ;USER MODE
GO CHPGM ;YES. BUILD A CHAN PGM
RTN ;AND EXIT
XLIST
BOX <RH20 CCW STORE ROUTINE>,<
1. PUTS C(AC1) IN CCW BUFFER
2. DOES BUFFER MANAGEMENT
3. COUNTS EACH CCW ENTERED
THE CCW IS RETURNED AN AC1 AS RECEIVED EXCEPT FOR
THE "OP-DATA" BIT (BIT-0) WHICH IS SET >
CCWST: PUT 1 ;SAVE AC1
CAME 4,5 ;ARE WE AT LAST BUFFER LOCATION ?
JRST CCWST1 ;NO. GO STORE THE WORD
MOVE 1,JMPWD ;YES. BUILD A JUMP CCW
HRR 1,CADTBL(3) ;INCLUDE START ADR OF BUFFER
MOVEM 1,(4) ;PUT IN THE LAST BUFFER LOC
AOS 6 ;COUNT THE ENTRY
HRRZ 4,1 ;RESET THE CLP TO START OF BUFFER
CCWST1: GET 1 ;RECOVER ORIGINAL CCW
TLO 1,(1B0) ;SET OP-DATA BIT
XLIST
IFN REALTIME,<
LIST
TDNE 1,[17,,777777] ;0 ADR MEANS ZERO FILL
ADD 1,RELOC ;RELOCATE ADDRESS
>
LIST
MOVEM 1,(4) ;PUT IN THE BUFFER
ADDI 4,1 ;UPDATE COUNTER/POINTER
ADDI 6,1
RTN ;AND EXIT
XLIST
>
LIST
XLIST
IFN RH10,<
PAGE
LIST
;FUNCTIONS OF THE AC'S USED IN GENCCW ROUTINE
;AC FUNCTION
;-- --------
;0 HOLDS REMAINING SIZE IN WORDS
;1 CCW'S ARE MANUFACTURED IN THIS AC
;2 HOLDS CURRENT ADDRESS AT ANY TIME
;3 HOLDS THE LOGICAL CHANNEL NUMBER (0-2)
;4 HOLDS UPDATED CLP AT ANY TIME
;5 HOLDS LAST AVAILABLE CCW BUFFER ADDRESS
;6 HOLDS START ADDR OF CCW LIST,,# OF WDS IN LIST
;7 HOLDS THE 22-BIT DF10 FLAG
GENCCW: PUT 0 ;SAVE AC'S
PUT 1
PUT 2
PUT 3
PUT 4
PUT 5
PUT 6
PUT 7
; PRESET THE AC 'S TO THEIR APPROPRIATE VALUE
MOVM 0,-5(P) ;GETS THE ABSOLUTE SIZE
MOVE 2,-6(P) ;GETS THE CORE ADDRESS
GO CHSEL ;GET CHAN # TO AC1
MOVE 3,1 ;NOW TO AC3
HRRZ 4,CADTBL(3) ;GET THE BUFFER POINTER
HLRZ 5,CADTBL(3) ;GET CCW BUFF FINAL ADDR
HRLZ 6,CADTBL(3) ;6/ CCW START ADR,,0
MOVE 7,DF22FG(3) ;GETS THE 22-BIT DF10 FLAG
; START BUILDING THE COMMAND LIST
GENL1: CAMG 0,MAXWD ;SIZE .GT. MAXWD
JRST CGEN2 ;NO.
MOVN 1,MAXWD ;YES. GET NEG WORD COUNT
HRLZ 1,1 ;POS -WC TO BIT 17
SKIPE 7 ;22 BIT DF10 ??
LSH 1,4 ;YES. POS -WC TO BIT 13
ADD 1,2 ;NO. INCLUDE CORE ADDR
SUBI 1,1 ;ADR=ADR-1 FOR DF10
ADD 2,MAXWD ;ADJUST THE ADDRESS
SUB 0,MAXWD ;ADJUST THE SIZE
GO CCWST ;STORE IN THE CCW LIST
JRST GENL1 ;AND LOOP
; HERE BECAUSE SIZE LESS THAN OR EQUAL TO MAXWD
CGEN2: MOVN 1,0 ;GET THE NEGATIVE SIZE
HRLZ 1,1 ;POS TO BIT 17
SKIPE 7 ;22-BIT DF10 ??
LSH 1,4 ;YES POSITION TO GIT 13
ADD 1,2 ;NO. THEN INCLUDE THE ADDRESS
SUBI 1,1 ;ADR=ADR-1 FOR A DF10
GO CCWST ;STORE IT IN THE CCW LIST
SETZ 1, ;A DF10 HALT WORD
GO CCWST ;PUT IT IN THE LIST
MOVSM 6,-6(P) ;FIX STACK FOR RETURN
MOVEM 4,SCLP(3) ;SAVE THE UPDATED CLP
GET 7
GET 6
GET 5
GET 4
GET 3
GET 2
GET 1
GET 0
SKIPE USER ;USER MODE ?
GO CHPGM ;YES. BUILD A CHAN PGM
RTN
XLIST
BOX <RH10/DF10 CCWST ROUTINE>,<
PUTS THE C(AC1) IN THE CCW LIST AND UPDATES THE
BUFFER POINTER ALONG WITH COUNTING THE ENTRY. >
CCWST: CAMLE 4,5 ;HAVE WE RUN OUT OF SPACE
JRST CCWSTF ;YES. SOFTWARE BUG
XLIST
IFN REALTIME,<
LIST
ADD 1,RELOC ;RELOCATE ADDR
XLIST
>
LIST
MOVEM 1,(4) ;NO. PUT THE WORD IN THE BUFFER
ADDI 4,1 ;UPDATE POINTER/COUNTER
ADDI 6,1
RTN
CCWSTF: TEXT [ASCIZ/
PGM BUG: - CCW BUFFER TO SMALL - RAN OUT OF SPACE
/]
FATAL
XLIST
>
LIST
XLIST
BOX <GETLOG - ROUTINE TO SNAPSHOT THE CHANNEL LOGOUT AREA>,<
THIS ROUTINE TAKES DATA FROM THE CHANNEL LOGOUT AREA
AND PLACES IT IN A CORE BUFFER SO THAT THE LOGOUT PRINTER
WILL WORK CORRECTLY IN USER MODE. IT ZEROS THE LOGOUT
AREA AS IT TRANSFERS ALSO. THIS ROUTINE MUST BE CALLED
BEFORE CALLING LOGPNT.
AC1 CONTAINS A POINTER TO A USER AREA WHERE THE LOGOUT DATA SHOULD
BE PLACED. IF AC1 IS 0 AT CALL TIME, NO DATA IS PUT IN USER AREA.
CALLING SEQ:
MOVE 1,ARG ;SET UP POINTER
GO GETLOG ;SNAPSHOT
RETURN ;RETURNS HERE ALWAYS >
;FUNCTIONS OF THE AC'S DURING GETLOG
;AC FUNCTION
;-- --------
;0 HOLDS DATA TO BE TRANSFERRED
;1 POINTER TO ACTUAL LOGOUT AREA
;2 COUNTER & POINTER TO BUFFERED LOGOUT AREA
;3 POINTER TO USER LOGOUT AREA
GETLOG: SKIPE USER ;USER MODE
GO DIAGGL ;YES. GET LOGOUT DATA
PUT 0 ;SAVE AC'S
PUT 1
PUT 2
PUT 3
GO CHSEL ;GET CHAN # TO AC1
MOVE 2,1 ;DUPLICATE AC1 & AC2
IMUL 2,CHK ;X4 OR X10
MOVE 1,ICWA0(1) ;ICWA TO AC1
SETZM 3 ;CLEAR AC3
ADD 3,-2(P) ;SET UP POINTER TO USER AREA
ADD 1,CBASE ;CREATES A PAGED ADDRESS
XLIST
IFE REALTIME,<
LIST
SKIPE USER ;USER MODE
MOVEI 1,LOGARG+2 ;YES. POINT TO ARGLIST DATA
XLIST
>
LIST
ADD 2,CHCNT ;CREATES A COUNTER POINTER TO BUFFER
XLIST
IFN RH10,<
LIST
;CODE TO SEE IF WE NEED TO HANDLE THE DAS
SKIPE USER ;IN USER MODE ?
JRST GL1 ;YES. GO NO FURTHER
SKIPE 2(1) ;IS THE 3RD LOGOUT WORD A ZERO ?
HRLI 2,-^D10 ;YES. MODIFY THE WORD COUNT
XLIST
>
LIST
GL1:
XLIST
IFN REALTIME,<
LIST
SKIPE USER
JRST .+3
XLIST
>
LIST
SETZM 0 ;CLEAR THE DATA WORD
EXCH 0,(1) ;FETCH WORD AND REPLACE WITH ZERO
XLIST
IFN RH20,<
LIST
;RH20 - REPLACE 1ST AND LAST WORDS OF LOGOUT AREA
;THEY CONTAIN INITIAL JUMP AND POSSIBLY AN INTERRUPT VECTOR
;1ST WORD HAS BITS 34,35 BOTH CLEAR
;LAST WORD HAS BITS 34,35 BOTH SET
SKIPE USER ;USER MODE ?
JRST .+6 ;YES
TRNN 1,3 ;FIRST WORD ?
JRST .+3 ;YES. REPLACE IT
TRC 1,3 ;TEST FOR THE LAST WORD
TRCN 1,3 ;LAST WORD ?
MOVEM 0,(1) ;RESTORE CONTENTS
JFCL
XLIST
>
IFN REALTIME,<
LIST
SKIPN USER ;USER MODE
JRST .+3 ;NO
MOVEI (1) ;YES
PEEK ;DO A PEEK
XLIST
>
LIST
MOVEM 0,(2) ;STORE IN THE BUFFER AREA
SKIPE -2(P) ;DON'T RTN IF AC1 WAS 0 AT CALL
MOVEM 0,(3) ;PUT IN USER AREA
AOS 3 ;BUMP USER POINTER
AOS 1 ;BUMP THE LOGOUT POINTER
AOBJN 2,GL1 ;BUMP COUNTER, POINTER TO BUFFER
GET 3 ;DONE. RESTORE THE AC'S
GET 2
GET 1
GET 0
RTN ;AND EXIT
XLIST
BOX <CHANNEL LOGOUT PRINTER>,<
ROUTINE PRINTS THE STATUS OF THE CHANNEL AT LOGOUT TIME.
LOGOUT DATA IS PRINTED FROM A BUFFERED AREA, THEREFORE,
GETLOG SHOULD BE EXECUTED FIRST.
EG. GO LOGPNT ;PRINT
RETURN ;AND RETURN >
;FUNCTIONS OF AC'S FOR LOGPNT
;AC FUNCTION
;-- --------
;0 USED FOR PRINTING
;1 HOLDS EPT ADR FOR CURRENT WORD
;2 POINTS TO CURRENT BUFFERED WORD
;3 HOLDS THE LOGICAL CHANNEL NUMBER
LOGPNT: PUT 0 ;SAVE AC'S
PUT 1
PUT 2
PUT 3
TEXT [ASCIZ/CHAN-/]
GO CHSEL ;GET CHAN # TO AC1
MOVE 3,1 ;NOW TO AC3
MOVE 0,3 ;READY TO PRINT
PNT1 ;PRINT IT
TEXT [ASCIZ/LOGOUT DATA
LOC /]
SKIPE SHMODE# ;SHORT PRINTOUT MODE ?
JRST .+3 ;YES
MOVE 0,CONSW ;GET THE CONSOLE SWITCHES
TLNE TXTINH ;NORMAL OR SHORT PRINTOUT?
TEXT [ASCIZ/CONTENTS/] ;SHORT
PCRL ;NORMAL
GO ICWPT ;PRINT INITIAL CW DATA
XLIST
IFN RH20,<
LIST
GO LOSPT ;PRINT SW1 DATA IF AN RH20
XLIST
>
LIST
GO TCWPT ;PRINTS TERM CW STATUS
PCRL ;A CRLF
XLIST
IFN RH10,<
LIST
SKIPN USER ;IN USER MODE ?
GO DASPNT ;NO. PRINT DAS STATUS
XLIST
>
LIST
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET CONSOLE SWITCHES
TLNN TXTINH ;NORMAL OR SHORT PRINTOUT ?
PCRL ;NORMAL
GET 3 ;RESTORE THE AC'S
GET 2
GET 1
GET 0
RTN ;AND EXIT
;PRINTER FOR INITIAL CONTROL WORD & POINTER SETUP ROUTINE
ICWPT: MOVE 1,3 ;AC1 NOW HAS CHAN #
MOVE 2,3 ;DUPLICATE AC'S
IMUL 2,CHK ;OFFSET INTO BUFFERED AREA
ADDI 2,LOGBUF ;ADD BASE ADDR OF BUFFER
MOVE 1,ICWA0(1) ;FETCH THE ICWA AGAIN
ADD 1,CBASE ;ADD IN THE EPT BASE ADDR
MOVE 0,1 ;NOW HAVE THE ICW POINTER
PNT3 ;PRINTS THE ICW ADDRESS
TEXT [ASCIZ/ /]
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST ICWPX ;YES
MOVE CONSW ;GET THE SWITCHES
TLNN TXTINH ;NORMAL OR SHORT PRINTOUT ?
XLIST
IFN RH20,<
LIST
TEXT [ASCIZ/ICW: /] ;NORMAL
XLIST
>
IFN RH10,<
LIST
TEXT [ASCIZ/INITIAL CONTROL WORD: /]
XLIST
>
LIST
ICWPX: MOVE (2) ;FETCH THE INITIAL CW
PNTHW ;AND PRINT IT
PCRL
RTN ;AND EXIT
XLIST
IFN RH20,<
LIST
;THE RH20 STATUS WORD-1 PRINTER
LOSPT: ADDI 1,1 ;BUMP THE POINTER CORRECTLY
ADDI 2,1 ;BUMP BUFFER POINTER
MOVE 0,1 ;TO 0 FOR PRINTING
PNT3 ;PRINT SW1 ADDRESS
TEXT [ASCIZ/ /]
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET CONSOLE SWITCHES
TLNN TXTINH ;NORMAL OR SHORT PRINTOUT
JRST LOSPT1 ;NORMAL
MOVE (2) ;FETCH SW1
PNTHW ;PRINT SW1
JRST LOSPT2
LOSPT1: TEXT [ASCIZ/SW1: /]
PUT 2 ;SAVE AC'S
PUT 1
MOVE 1,(2) ;GET SW1 TO AC1 FOR TYPBIT
MOVEI 2,LOSTBL ;GET THE BIT TABLE ADDRESS
GO TYPBIT ;PRINT THE SIXBIT DATA STUFF
TEXT [ASCIZ/CLP POINTS TO: /]
LDB [POINT 22,1,35] ;FETCH THE ACTUAL CLP ADDRESS
GO POCT ;PRINT IN OCTAL
GET 1 ;RECOVER THE SAVED AC
GET 2
LOSPT2: PCRL ;PRINT A CRLF
RTN ;AND EXIT
XLIST
>
LIST
;PRINT TERMINATION WORD FROM THE LOGOUT AREA
TCWPT: ADDI 2,1 ;BUMP BUFFER POINTER
ADDI 1,1 ;ADJUST THE POINTER
MOVE 0,1 ;TO 0 FOR PRINTING
PNT3 ;PRINT IT
TEXT [ASCIZ/ /]
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET THE CONSOLE SWITCHES
TLNN TXTINH ;NORMAL OR SHORT PRINTOUT
JRST TCWPT1 ;NORMAL
MOVE (2) ;SHORT. GET THE WORD
PNTHW ;PRINT IT
TCWPT2: PCRL ;PRINT A CRLF
RTN ;AND EXIT
XLIST
IFN RH20,<
LIST
TCWPT1: TEXT [ASCIZ/LAST UPDATED CCW: /]
MOVE (2) ;FETCH LAST CCW
PNTHW ;PRINT IT
TEXT [ASCIZ/ +WC=/]
LDB [POINT 11,(2),13] ;GETS WORD COUNT
GO PSDN ;PRINT IT IN DECIMAL
TEXT [ASCIZ/ ADR=/]
LDB [POINT 22,(2),35] ;GETS ADDRESS
GO POCT ;PRINT IT IN OCTAL
JRST TCWPT2
XLIST
>
IFN RH10,<
LIST
TCWPT1: TEXT [ASCIZ/WRITTEN CONTROL WORD: /]
MOVE (2) ;FETCH IT
PNTHW ;PRINT IT
TEXT [ASCIZ/ CWA=/]
HLR (2) ;ASSUME 18 BIT DF10
SKIPE DF22FG(3) ;SEE IF 18 OR 22 BIT DF10
LSH -4 ;22 BIT DF10. REPOSITION
GO POCT ;PRINT IN OCTAL
TEXT [ASCIZ/ DA=/]
LDB [POINT 22,(2),35] ;GET 22 BIT ADDRESS
SKIPN DF22FG(3) ;SEE IF 18 OR 22 BIT DF10
HRRZ ;18 BIT DF10
GO POCT ;PRINT THE ADDR IN OCTAL
JRST TCWPT2
XLIST
>
LIST
XLIST
IFN RH10,<
LIST
; ROUTINE TO CHECK FOR A DAS-33 AND PRINT ITS
; LOGOUT DATA IN THE PROPER PRINTOUT MODES
DASPNT: SKIPN 1(2) ;CHECKS INAD+2
RTN ;ZERO. NOT A DAS-33
TEXT [ASCIZ/ DAS-33 EXTENDED STATUS
/]
PUT 4 ;SAVE AC'S
HRLZI 4,-^D8 ;-COUNT,,0
DASPL: AOS 1 ;BUMP THE PHYSICAL ADR POINTER
AOS 2 ;BUMP THE BUFFER POINTER
HLRZ 0,INADTB(4) ;FETCH SHORT PRINTOUT ROUTIN EADR
GO @0 ;PRINT IN OCTAL
MOVE 0,CONSW ;GET CONSOLE SWITCH STATUS
TLNE 0,TXTINH ;WANT SHORT PRINTOUT ONLY ?
JRST DASPL1 ;YES
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST DASPL1 ;YES
HRRZ 0,INADTB(4) ;NO. GET LONG PRINT ROUTINE ADR
PUT 3 ;SAVE SOME AC
PUT 1
GO CHSEL ;GET LOGICAL CHAN NUMBER
MOVE 3,1 ;GET IT TO AC3
GET 1 ;RESTORE AC1
PUT 4 ;SAVE AC4
GO @0 ;TO PROPER PRINT ROUTINE
GET 4 ;RESTORE THE AC'S
GET 3
DASPL1: PCRL
AOBJN 4,DASPL ;LOOP FOR ALL WORDS
GET 4
RTN ;AND EXIT
;TABLE OF PRINT ROUTINE ADDRESSES FOR DAS-33 EXT STATUS
;C(LEFT)= POINTER TO SHORT PRINTOUT ROUTINE
;C(RIGHT)= POINTER TO LONG PRINTOUT ROUTINE
INADTB: INADS,,INAD2 ;ICWA+2
INADS,,INAD3 ;ICWA+3
INADS,,INAD4 ;ICWA+4
INADS,,INAD5 ;ICWA+5
INADS,,INAD6 ;ICWA+6
INADS,,INAD7 ;ICWA+7
INADS,,INAD8 ;ICWA+8
INADS,,INAD9 ;ICWA+9
;PRINT DAS-33 STATUS IN SHORT PRINTOUT MODE
INADS: PUT 1 ;SAVE THE AC
MOVE 0,1 ;GET THE ADDRESS
PNT3 ;PRINT IT
GO .TAB ;TAB OVER
MOVE 0,(2) ;FETCH THE DATA WORD
PNTHW ;PRINT IT IN OCTAL
GET 1 ;RESTORE THE AC
RTN
XLIST
>
LIST
XLIST
IFN RH10,<
LIST
;ROUTINES TO PRINT DAS-33 EXTENDED STATUS IN LONG PRINTOUT MODE
;UPON ENTRY TO EACH, THE AC'S ARE AS FOLLOWS
; AC0,AC4 FREE FOR USE
; AC1 PRINTS TO PHYSICAL ADDRESS
; AC2 PRINTS TO LOGOUT BUFFER AREA
; AC3 LOGICAL CHANNEL NUMBER
INAD2: TEXT [ASCIZ/ INAD+2
TEN MEMORY REG = /]
MOVE 0,(2) ;FETCH DATA
PNTHW ;PRINT IT
RTN ;EXIT
INAD3: TEXT [ASCIZ/ INAD+3
MEM CTRL WD ADR = /]
GO PLEFT ;PRINT LEFT IN OCTAL
TEXT [ASCIZ/
MEMORY ADDRESS = /]
GO PRIGHT ;PRINT RIGHT IN OCTAL
RTN
INAD4: TEXT [ASCIZ/ INAD+4
CH CTRL WD ADR = /]
GO PLEFT ;PRINT LEFT IN OCTAL
TEXT [ASCIZ/
CH DATA ADDRESS = /]
GO PRIGHT ;PRINT RIGHT IN OCTAL
RTN
INAD5: TEXT [ASCIZ/ INAD+5
CHAN WORD COUNT = /]
HLRE 0,(2) ;FETCH LEFT DATA
SKIPE DF22FG(3) ;22 BIT DF
IOR 0,[-1,,740000] ;YES ADJUST COUNT
GO PSDN ;PRINT WC IN DECIMAL
TEXT [ASCIZ/
MEM WORD COUNT = /]
HRRE 0,(2) ;FETCH THE RIGHT SIDE DATA
SKIPE DF22FG(3) ;22 BIT DF
IOR 0,[-1,,740000] ;YES
GO PSDN ;PRINT WC IN DECIMAL
RTN
INAD6: TEXT [ASCIZ/ INAD+6
CHAN DATA REG = /]
MOVE 0,(2) ;FETCH DATA
PNTHW ;PRINT HALF WORD
RTN
INAD7: TEXT [ASCIZ/ INAD+7
AUX TRANS REG = /]
MOVE 0,(2) ;FETCH DATA
PNTHW ;PRINT IT
RTN
INAD8: TEXT [ASCIZ/ INAD+8
TEN RAM ADR REG = /]
LDB 0,[POINT 8,(2),8]
PNT3
TEXT [ASCIZ/
CHAN RAM AD REG = /]
LDB 0,[POINT 8,(2),17]
PNT3
TEXT [ASCIZ/
TRAOV = /]
LDB 0,[POINT 1,(2),0]
PNT1
TEXT [ASCIZ/CRAOV = /]
LDB 0,[POINT 1,(2),9]
PNT1
TEXT [ASCIZ/
AUX CTRL WD REG = /]
HRRZ 0,(2)
PNT6
RTN
INAD9: TEXT [ASCIZ/ INAD+9
CHAN RAM ADDR = /]
LDB 0,[POINT 4,(2),17]
PNT2
TEXT [ASCIZ/
CLS RAM ADDR = /]
LDB 0,[POINT 4,(2),23]
PNT2
TEXT [ASCIZ/
INITIAL CW ADR = /]
LDB 0,[POINT 8,(2),34]
LSH 0,1
PNT3
TEXT [ASCIZ/
DEVICE RD = /]
LDB 0,[POINT 1,(2),24]
PNT1
TEXT [ASCIZ/
INAD CYCLE = /]
LDB 0,[POINT 1,(2),26]
PNT1
TEXT [ASCIZ/
INAD SYNCH = /]
LDB 0,[POINT 1,(2),35]
PNT1
MOVE 0,(2)
TLNE 0,(1B0)
TEXT [ASCIZ/
00 CHAN ABORT CONDITION/]
TLNE 0,(1B1)
TEXT [ASCIZ/
01 INAD ERROR/]
TLNE 0,(1B2)
TEXT [ASCIZ/
02 NXM ERROR/]
TLNE 0,(1B3)
TEXT [ASCIZ/
03 CONTROL WORD P.E./]
TLNE 0,(1B4)
TEXT [ASCIZ/
04 MEM DATA P.E./]
TLNE 0,(1B5)
TEXT [ASCIZ/
05 MEM CTRL HUNG/]
TLNE 0,(1B6)
TEXT [ASCIZ/
06 NO READ RESTART/]
TLNE 0,(1B7)
TEXT [ASCIZ/
07 DDS ADR CHK ERROR/]
TLNE 0,(1B8)
TEXT [ASCIZ/
08 DDS CTRL HUNG/]
TLNE 0,(1B9)
TEXT [ASCIZ/
09 DDS TO CDR P.E./]
TLNE 0,(1B10)
TEXT [ASCIZ/
10 DDS TO TMR P.E./]
TLNE 0,(1B11)
TEXT [ASCIZ/
11 CHAN DATA P.E./]
TLNE 0,(1B12)
TEXT [ASCIZ/
12 CMD LIST STORAGE ADR ERROR/]
TLNE 0,(1B13)
TEXT [ASCIZ/
18 MEM WC OVERFLOW/]
TRNE 0,1B19
TEXT [ASCIZ/
19 CHAN OVERFLOW/]
RTN
PLEFT: HLRZ 0,(2) ;FETCH LEFT SIDE DATA
SKIPE DF22FG(3) ;22 BIT MODE
LSH 0,-4 ;NO. ADJUST
PNT6 ;PRINT IT
RTN ;AND EXIT
PRIGHT: LDB 0,[POINT 22,(2),35] ;FETCH RIGHT
SKIPN DF22FG(3) ;22 BIT DF
ANDI 0,777777 ;NO. SAVE ONLY 18 BITS
GO POCT ;PRINT IN OCTAL
RTN
XLIST
>
LIST
XLIST
BOX <CHANNEL COMMAND LIST PRINTER>,<
RUNS THROUGH CORE PRINTING THE COMMAND LIST FOR A PARTICULAR
TRANSFER.
EG. MOVE AC1,ARG ;#COMMAND WDS,,ADDR OF FIRST
GO CCWPNT ;PRINT
RETURN ;AND RETURN
AC1:
IF AC1 IS 0 WHEN CALLED, RETURN IS IMMEDIATE
SPECIFY (AC1)R ADDRESS OF FIRST COMMAND WORD
SPECIFY (AC1)L # OF WORDS IN THE LIST
(THESE PARAMS WERE RETURNED WHEN GENCCW WAS CALLED) >
;FUNCTIONS OF THE AC' IN CCWPT ROUTINE
;AC FUNCTION
;-- --------
;0 USED FOR PRINTING
;1 HOLDS THE CURRENT CCW
;2 A SCRATCH AC
;3 POINTER TO THE MOST CURRENT CCW
;4 COUNTER. INITED TO EXPECTED # OF CCW'S +5
; IN CASE OF A RUNAWAY CCW LIST.
CCWPNT: JUMPE 1,[RTN] ;EXIT IF AC1 IS ZERO
PUT 0 ;SAVE THE AC'S
PUT 1
PUT 2
PUT 3
PUT 4
HRRZ 3,1 ;SET UP THE INITIAL POINTER
HLRZ 4,1 ;FETCH THE INITIAL COUNT
ADDI 4,5 ;ADJUST IT BY 5
TEXT [ASCIZ/CCW'S CHAN-/]
GO CHSEL ;GET CHAN # TO AC1
MOVE 0,1 ;NOW TO AC0
PNT1 ;PRINT IT
PCRL ;PRINT A CRLF
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET THE CONSOLE SWITCHES
TLNN TXTINH ;NORMAL OR SHORT PRINTOUT
JRST CCWPT1 ;NORMAL
TEXT [ASCIZ/ LOC CCW
--- ---
/]
JRST CCWPT2
CCWPT1: TEXT [ASCIZ/ LOC +WC ADR MISC.
--- --- --- -----
/]
JRST CCWPT2
CCWPT2: MOVE 1,@3 ;FETCH CURRENT CCW FROM LIST
GO CCWINT ;GO INTERPRET THE CCW AN PRINT
XLIST
IFN RH20,<
LIST
LDB [POINT 3,1,2] ;FETCH CTRL PART OF THE CCW
CAIE 2 ;IS IT A JUMP CCW ??
JRST TLASTW ;NO
LDB 3,[POINT 22,1,35] ;UPDATE POINTER
JRST CCWPT3 ;GO UPDATE THE COUNT
TLASTW: JUMPE CCWPT4 ;(0-2)=000 MEANS HALT
LSH -1
CAIN 3 ;(0-2) 110 OR 111 IS LST XFER CCW
JRST CCWPT4
ADDI 3,1 ;BUMP THE POINTER
JRST CCWPT3 ;GO UPDATE THE COUNT
XLIST
>
IFN RH10,<
LIST
JUMPE 1,CCWPT4 ;IS IT A HALT CCW ??
PUT 1 ;SAVE THE AC
GO CHSEL ;CHAN # TO AC1
MOVE 2,1 ;NOW TO AC2
GET 1 ;RESTORE THE AC
HLRZ 0,1 ;FETCH THE WORD COUNT FIELD
SKIPE DF22FG(2) ;18 OR 22 BIT DF10 ??
LSH -4 ;22 BIT. POSITION THE COUNT
JUMPN FNDNJ ;TEST FOR A JUMP CCW
LDB 3,[POINT 22,1,35] ;YES.PICK UP THE ADDRESS
SKIPN DF22FG(2) ;18 OR 22 BIT DF10 ??
HRRZ 3,3 ;18 BIT DF10
JRST CCWPT3
FNDNJ: ADDI 3,1 ;BUMP THE POINTER
JRST CCWPT3 ;GO ADJUST THE COUNT
XLIST
>
LIST
CCWPT3: SOJG 4,CCWPT2 ;COUNT TE WORD JUST PROCESSED
TEXT [ASCIZ/CCW LIST IS TOO L O N G . . ./]
CCWPT4: PCRL
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET THE CONSOLE SWITCHES
TLNN TXTINH ;NORMAL OR SHORT PRINTOUT ??
PCRL
GET 4 ;RESTORE THE AC'S
GET 3
GET 2
GET 1
GET 0
RTN ;AND EXIT
;ROUTINE TO INTERPRET THE CHANNEL COMMAND WORD IN AC1
CCWINT: MOVE 0,3 ;GET THE POINTER
XLIST
IFN REALTIME,<
LIST
SKIPE USER
ADD 0,RELOC ;RELOCATE ADDRESS
XLIST
>
LIST
PNT6 ;PRINT IT
TEXT [ASCIZ/ /]
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET THE SWITCHES
TLNN TXTINH ;MORMAL OR SHORT PRINTOUT ??
JRST CCWI1 ;NORMAL
MOVE 0,1 ;SHORT. GET THE CCW
PNTHW ;PRINT IT
CCWIX: PCRL ;PRINT A CRLF
RTN ;AND EXIT
XLIST
IFN RH20,<
LIST
CCWI1: TLNE 1,(1B0) ;IS IT AN OP-DATA CCW
JRST CCWI1A ;YES
TEXT [ASCIZ/000000 /]
PCRL
JRST CCWI2
CCWI1A: LDB [POINT 11,1,13] ;GET THE WORD COUNT
PNT6 ;PRINT IT IN OCTAL
CCWI2: TEXT [ASCIZ/ /]
LDB [POINT 22,1,35] ;GET THE ADDRESS PORTION
PNTADR ;PRINT IT
TEXT [ASCIZ/ /]
TLNN 1,(1B0) ;IS IT AN OP-DATA CCW
JRST CCWI2A ;NO
MOVEI 2,CCWTBL ;YES. GERT TBL ADDR
GO TYPBIT ;TYPE OPTION BITS IN SIXBIT
JRST CCWIX ;THEN EXIT
CCWI2A: LDB [POINT 3,1,2] ;GET THE CONTROL BITS OF THE CCW
JUMPE .+3 ;JUMP IF A HALT WORD
TEXT [ASCIZ/JUMP-WD/]
JRST CCWIX ;EXIT
TEXT [ASCIZ/HALT-WORD/]
JRST CCWIX
XLIST
>
IFN RH10,<
LIST
CCWI1: JUMPN 1,CCWI1A ;IS IT A HALT WORD
MOVEI 6 ;YES. DO SOME FORMATTING
GO MZERO
TEXT [ASCIZ/ /]
MOVEI ^D8
GO MZERO
TEXT [ASCIZ/ HALT-WORD/]
JRST CCWIX ;TO EXIT CODE
CCWI1A: PUT 1 ;SAVE THE AC
GO CHSEL ;CHAN # TO AC1
MOVE 2,1 ;NOW TO AC2
GET 1 ;RESTORE THE AC
HLRZ 0,1 ;GET THE WORD COUNT
SKIPE DF22FG(2) ;18 OR 22 BIT DF10
LSH -4 ;22 BIT DF10
JUMPN CCWI2 ;IS IT A JUMP WORD ??
MOVEI 6 ;YES. SOME FORMATTING
GO MZERO
TEXT [ASCIZ/ /]
LDB [POINT 22,1,35] ;GET THE 22 BIT ADDRESS
SKIPN DF22FG(2) ;18 OR 22 BIT DF10
HRRZ 0,0 ;18 BIT
PNTADR ;22 BIT. PRINT IT.
TEXT [ASCIZ/ JMP-WORD/]
JRST CCWIX ;TIME TO EXIT
CCWI2: HLRE 0,1 ;GET THE WORD COUNT
SKIPN DF22FG(2) ;18 OR 22 BIT DF10
JRST CCWI2A ;18 BIT
LSH -4 ;22 BIT DF
HRRE 0,0 ;NOW HAVE THE CORRECT WORD COUNT
CCWI2A: MOVM 0,0 ;TAKES THE ABSOLUTE VALUE
PNT6 ;PRINT POS WC IN OCTAL
TEXT [ASCIZ/ /]
LDB [POINT 22,1,35] ;GET THE ADDRESS
SKIPN DF22FG(2) ;18 OR 22 BIT DF10
HRRZ 0,0 ;18 BIT
ADDI 0,1 ;REAL ADDRESS
PNTADR ;PRINT THE ADDR IN OCTAL
JRST CCWIX ;AND EXIT
XLIST
>
LIST
XLIST
BOX <CHSEL - - ROUTINE TO GET THE CHAN # FROM MBCN>,<
THIS ROUTINE BIT DIDDLES THE DEVICE CODE IN MBCN AND
TRANSLATES IT TO A LOGICAL CHANNEL NUMBER. THE
CHANNEL NUMBER IS RETURNED RIGHT JUSTIFIED IN AC1. >
CHSEL: LDB 1,[POINT 3,MBCN,9] ;GET BASIC 3 BITS
XLIST
IFN RH10,<
LIST
TLNN MBCN,(1B5) ;UPPER OR LOWER GROUP
SUBI 1,4 ;LOWER
SUBI 1,2 ;UPPER
XLIST
>
LIST
RTN ;AND EXIT CHAN # IN AC1
XLIST
IFN RH10,<
BOX <SWEEP - - ROUTINE TO SWEEP CACHE IF KL10-RH10>,<
THIS ROUTINE IS USED TO SWEEP CACHE WHEN WE HAVE AN RH10
CONFIGURED TO A KL PROCESSOR. THIS IS NECESSARY SO THAT MEMORY
DATA WILL BE VALID WHEN THE RH10 STARTS THE TRANSFER.
CALLING SEQ:
GO SWEEP ;CALL THE ROUTINE
RTN ;RETURNS HERE >
SWEEP: SKIPE USER
RTN
SKIPL KLFLG ;SKIP IF WE ARE A KL10
RTN ;NOT A KL. MAY RETURN
PUT 0 ;SAVE AC0
700000,,0 ;THIS INSTR GETS KL CPU STATUS
TRNN 0,1B19 ;DOES CACHE EXIST ?
JRST SWEEP3 ;NO. RESTORE AND EXIT
PUT 1 ;SAVE OTHER AC'S
PUT 2
PUT 3
PUT 4
MOVE 0,[701540,,0] ;A CACHE SWEEP COMMAND TO AC0
CONI APR,4 ;GET APR STATUS
ANDI 4,7 ;SAVE LOW ORDER 3 BITS
TRO 4,40020 ;SET UP APR FOR SWEEP INTERUPT
CONO APR,(4) ;APR NOW READY
MOVE 1,[CONSZ LCASWB] ;BUILD AN AC LOOP FOR SWEEP DONE
MOVE 2,[SOJN 4,1]
MOVE 3,[JRST SWEEP1]
MOVEI 4,-1 ;A GROSS TIMER
JRST 0 ;JUMP INTO THE AC LOOP
SWEEP1: JUMPG 4,SWEEP2 ;DID WE TIME OUT ?
TEXTF [ASCIZ/
CACHE SWEEP FAULT - - TIMED OUT !
/]
FATAL
SWEEP2: GET 4 ;RESTORE THINGS
GET 3
GET 2
GET 1
SWEEP3: GET 0
RTN ;AND RETURN
XLIST
>
LIST
SUBTTL USER MODE SUPPORT ROUTINES
XLIST
BOX <DSETUP -- SETUP ROUTINE FOR DIAGNOSTIC FUNCTION>,<
THIS ROUTINE SETS UP A LOCATION CALLED ".DIAG" WITH THE
APPROPRIATE JSYS OR UUO FOR A DIAGNOSTIC MONITOR CALL.
TWO MONITOR TYPES ARE PRESENTLY KNOWN 1=TOPS, 4=SNARK.
THE MONITOR TYPE IS FOUND IN BITS 21-23 OF MONITOR TABLE-11,
ENTRY-112. THIS INFORMATION IS RETRIEVED BY EXECUTING A
GETTAB UUO WHICH NEVER FAILS. ".DIAG" IS SET UP SO THAT
THE AC FIELD IS 1 (MEANS AC1 IS USED FOR ARGUMENT POINTER)
CALLING SEQ:
GO DSETUP ;CALL THE ROUTINE
RETURN ;RETURNS + 1 ALWAYS>
.UUO: 047000,,163 ;CALLI AC,163 FOR TOPS
.JSYS: 104000,,530 ;JSYS AC,530 FOR SNARK
.DIAG: JRST NOSET ;A DEFAULT ERROR REPORTER
DSETUP: SKIPN USER ;USER MODE?
RTN ;NO. THEN EXIT
PUT 0 ;SAVE AC0
MOVE 0,[112,,11] ;ENTRY-112,,TABLE-11
GETTAB ;A GETTAB UUO
FATAL ;GETTABS CAN'T FAIL
LDB 0,[POINT 3,0,23] ;GET MONITOR TYPE FIELD
SETZM SNARKF# ;INIT SNARK FLAG TO 1
AOS SNARKF
CAIN 0,1 ;TYPE = 1
JRST TPSMON ;YES. TOPS MONITOR
CAIN 0,4 ;TYPE = 4
JRST SNKMON ;YES. SNARK MONITOR
;UNRECOGNIZED MONITOR TYPE
TEXTF [ASCIZ/
CAN'T RUN UNDER THIS MONITOR. TYPE = /]
PNT1F
TEXTF [ASCIZ/
TYPE COMES FROM BITS 21-23 OF TABLE-11, ENTRY-112. (1&4) ARE ALLOWED.
/]
FATAL
;SNARK MONITOR FOUND
SNKMON: MOVE 0,.JSYS ;GET APPROPRIATE JSYS
JRST TPSMON + 2 ;TO COMMON CODE
;TOPS MONITOR FOUND
TPSMON: SETZM SNARKF ;CLEAR SNARK FLAG
MOVE 0,.UUO ;GET APPROPRIATE UUO
TLO 0,(1B12) ;1 INTO AC FIELD
MOVEM 0,.DIAG ;MOVE INTO EXECUTE LOCATION
SKIPN SNARKF ;TPOS-20 MONITOR??
JRST SMX ;NO
104000,,310 ;SET USER PIV (JSYS 310)
JRST NOPRIV ;USER HAS NO PRIV FOR DIAG.
JRSTF@ .+1 ;NOW TURN THE IOT PRIV OFF
010000,,. ;MODIFIES THE PC WORD
SMX: GET 0 ;RESTORE THE AC
RTN ;EXIT
NOPRIV: TEXTF [ASCIZ/
USER DOES NOT HAVE PROPER PRIV. TO RUN THIS PROGRAM !!
/]
MOVEI 1,101 ;SPECIFT TERMINAL AS DESTINATION
MOVE 2,[400000,,-1] ;SPECIFY THE HANDLE
SETZM 3 ;MUST BE CLEARED
104000,,11 ;DOES AN ERSTR JSYS
104000,,170 ;ERROR RTN .... HALTF
104000,,170 ;OTHER ERROR RTN .... HALTF
FATAL ;THEN BACK TO THE MONITOR
;DEFAULT ERROR REPORTER IF WE TRY TO EXECUTE A
;DIAG FUNCTION WITH SETTING UP
NOSET: TEXTF [ASCIZ/
ATTEMPT TO EXECUTE A DIAGNOSTIC MONITOR CALL WITHOUT SETTING UP.
PGM BUG - - "DSETUP" MUST BE CALLED FIRST - - - -
/]
FATAL
XLIST
BOX <USREL - DEVREL - DEVICE RELEASE ROUTINE>,<
IN USER MODE THIS ROUTINE ISSUES
A DIAGNOSTIC MONITOR CALL, FUNCTION - 3, TO RETURN DEVICE
TO MONITOR RESOURCES. DEVICE IS SPECIFIED BY "DIAGCR"
AND "DRIVE". "DIAGCR" WAS SET UP BY THE REQUEST ROUTINE.
UPON RETURN, "DIAGCR" WILL BE SET TO ZERO.
CALLING SEQ:
GO USREL (OR) GO DEVREL
RETURN ;RETURNS +1 ALWAYS>
USREL:
DEVREL: SKIPN DIAGCR# ;YES. ALREADY HAVE DEVICE
RTN ;NO. THEN EXIT
PUT 1 ;SAVE AC1
EXCH MBCN,DIAGCR ;ACTUALLY RELEASE THE DIAGCR ONE
XLIST
IFN RH20,<
LIST
MOVEI 1,1B24!1B27!1B31 ;RAECLR+MBE+STOP
GO .CONO ;CLEAR CONDITIONS
MOVEI 1,1B27!1B32 ;MBE
GO .CONO ;CLEAR CONDITIONS
XLIST
>
IFN RH10,<
LIST
MOVEI 1,1B32 ;DONCLR
GO .CONO ;CLEAR THE DONE FLOP
XLIST
>
LIST
SKIPN USER ;USER MODE
JRST RELEX ;NO. THEN WE'RE DONE
MOVEI 1,1 ;A SINGLE BIT
LSH 1,(DRIVE) ;SHIFI TO PSEUDO POSITION
GO LDRG04 ;CLEAR ATA'S
JFCL ;RAE CAN NOT OCCUR
MOVE 1,REQARG+1 ;GET THE DEVICE LAST REQUESTED
MOVEM 1,RELARG+1 ;SAVE IN ARGUMENT LIST
MOVE 1,[-2,,RELARG] ;POINTER USED
XCT .DIAG ;EXECUTE DIAG FUNCTION
GO DIAGER ;ERROR
RELEX: GET 1 ;NO ERROR
EXCH MBCN,DIAGCR ;NOW RESTORE ORIGINAL RH
SETZM DIAGCR ;NOW POSSES NO CONTROLLERS
SKIPN SNARKF ;TOPS-20
RTN ;NO. THEN EXIT.
JRSTF@ .+1 ;YES. TURN OFF USER IOT
010000,,.+1 ;SETS FLAGS
RTN ;EXIT
;ARGUMENT LIST FOR RELEASE COMMAND
RELARG: 3 ;FUNCTION
Z ;RESERVED FOR DEVICE ADR WORD
XLIST
BOX <USREQ - DEVREQ -- USER MODE REQUEST ROUTINE>,<
DOES NOTHING IN EXEC MODE. IN USER MODE, THIS ROUTINE
EXECUTES A DIAGNOSTIC MONITOR CALL OF FUNCTION 2 TO
REQUEST A CONTROLLER AND ALL DRIVES FROM THE
MONITOR. THE DEVICE IS SPECIFIED IN "MBCN" AND "DRIVE".
THE DEVICE WHICH IS REQUESTED GOES TO "DIAGCR" SO THE
RELEASE ROUTINE KNOWS ABOUT IT.
NOTE:- THE FUNCTION "MUST" BE 2 AND "NOT" 1. IF YOU USE FUNCTION
1 AND YOU'VE GOT BROKEN HARDWARE SUCH THAT THE MONITOR CANNOT
DETECT THE DRIVE, THE DIAG CALL WILL BE REJECTED AND THE ERROR
CODE FOR "NO SUCH DRIVE" WILL BE RETURNED.
FAIRNESS:
A RELEASE IS ISSUED BEFORE EVERY DEVICE REQUEST TO
GUARANTEE THAT WE TAKE THE DEVICE FOR SHORT PERIODS OF TIME.
DROP DEAD TIME:
THE DIAG REQUEST USING FUNCTION-2 IS AN UNTIMED REQUEST.
THE ARGUMENT BLOCK HAS BEEN SET UP HOWEVER, FOR A 1 MIN.
DROP DEAD TIME IN CASE THE MONITOR IS EVER CHANGED.
CALLING SEQUENCE:
GO USREQ (OR) GO DEVREQ
RETURN ;RETURNS + 1 ALWAYS>
USREQ:
DEVREQ: PUT 1 ;SAVE AC1
SKIPN USER ;USER MODE
JRST REQEX ;NO. THEN EXIT
;FAIRNESS ALGORITHIM
GO DEVREL ;YES. - RELEASE DEVICE
;REQUEST CODE
SKIPN SNARKF ;TOPS-20 ?
JRST .+3 ;NO
104000,,310 ;DOES A USRIO JSYS
JRST NOPRIV ;ERROR RETURN
GO DEV.AD ;BUILD DEVICE ADDRESS WORD
MOVEM 1,REQARG+1 ;PLACE IN ARGUMENT LIST
MOVE 1,[-2,,REQARG] ;POINTER WORD
XCT .DIAG ;A DIAGNOSTIC CALL
GO DIAGER ;ERROR
REQEX: MOVEM MBCN,DIAGCR ;FLAG DEVICE
XLIST
IFN RH20,<
LIST
MOVEI 1,1B27 ;MASBUS ENABLE
GO .CONO ;DO A CONO
XLIST
>
LIST
GET 1 ;RESTORE THE AC
RTN ;EXIT
;ARGUMENT LIST FOR REQUEST COMMAND
REQARG: 2 ;FUNCTION
Z ;RESERVED FOR DEVICE ADDRESS
^D1000*^D60*^D1 ;1 MINUTES (IN MILLESECONDS)
XLIST
BOX <DEV.AD -- BUILDS A DEVICE ADDR WORD FOR USER MODE>,<
THIS ROUTINE BUILDS THE PROPER DEVICE ADDRESS WORD NECESSARY
FOR THE DIAG MONITOR CALL. THE WORD IS RETURNED
IN AC1 AND LOOKS LIKE THIS:
BITS 00-06 RH PHYSICAL DEVICE CODE
BITS 21-23 LOGICAL RH (0-7)
BITS 27-29 DRIVE NUMBER (0-7)
CALLING SEQ:
GO DEV.AD ;CALL THE ROUTINE
RETURN ;ADR WORD IS IN AC1>
DEV.AD: PUT 0 ;SAVE AC0
MOVE 0,MBCN ;GET DEVICE CODE
SKIPN SNARKF ;TOPS-20 MONITOR??
LSH 0,3 ;POSITION ALL THE WAY LEFT
GO CHSEL ;GET CHAN # TO AC1
DPB 1,[POINT 3,0,23] ;INCLUDE LOGICAL CHAN #
DPB DRIVE,[POINT 3,0,29] ;INCLUDE DRIVE NUMBER
MOVE 1,0 ;NOW GET DEV ADR TO AC1
GET 0 ;RESTORE AC0
RTN ;AND EXIT
XLIST
XLIST
BOX <CHPGM -- BUILDS A USER MODE CHANNEL PROGRAM>,<
THIS ROUTINE IS USED TO BUILD A CHANNEL PROGRAM
USING A DIAGNOSTIC MONITOR CALL. THIS ROUTINE IS
SET UP TO OPERATE WITH UP TO 10 CHANNEL COMMAND WORDS
ALTHOUGH MONITORS CAN HANDLE ONLY ONE.
THIS ROUTINE EXPECTS AC1 TO BE SET UP IN THE
FOLLOWING WAY:
AC1(R) = POINTER TO FIRST WORD
AC1(L) = # OF WORDS IN THE LIST (10 OR LESS)
CALLING SEQ:
MOVE 1,ARG ;# OF WORDS,,POINTER TO FIRST
GO CHPGM ;CALL THE ROUTINE
RETURN ;RETURNS +1 ALWAYS>
CHPGM: PUT 4 ;SAVE AC'S
PUT 3
PUT 2
PUT 0
PUT 1
;GET THE LOGICAL CHAN # TO AC3
GO CHSEL ;CHAN # TO AC1
MOVE 3,1 ;NOW TO AC3
;RANGE CHECK THE WORD COUNT
HLRZ 0,(P) ;GET COUNT
CAILE 0,^D10 ;LESS THAN OR EQUAL TO 10
FATAL ;NO. FATAL
;WORD COUNT OK. SET UP POINTER & XFER TO ARGUMENT LIST
SETZM 2 ;CLEAR INDEX
MOVN 1,0 ;-CNT TO AC1
HRLZ 1,1 ;-CNT TO LEFT HALF
HRR 1,(P) ;POINTER TO RIGHT HALF
CHPGM0: MOVE 0,(1) ;FETCH A CCW
XLIST
IFN RH10,<
LIST
SKIPN DF22FG(3) ;HAVE TO ADJ IF 22-BIT DF
JRST CHPGM1 ;NO
HLRE 4,0
LSH 4,-4
HRLM 4,0
XLIST
>
IFN RH20,<
LIST
SKIPE SNARKF ;TOPS-10 MONITOR??
JRST CHPGM1 ;NO - MUST BE TOPS-20
LDB 4,[POINT 11,0,13] ;YES - GET POS. WORD COUNT
MOVNS 4 ;NEGATE FOR TOPS-10
HRLM 4,0 ;STUFF IT BACK IN THE WORD
XLIST
>
LIST
CHPGM1: MOVEM 0,CHARG+2(2) ;PUT IN ARGUMENT LIST
AOS 2 ;BUMP STORE POINTER
AOBJN 1,CHPGM0 ;LOOP TILL DONE
;SET UP AN EXECUTE DIAG MONITOR CALL
GO DEV.AD ;GET DEVICE ADDRESS
MOVEM 1,CHARG+1 ;PUT IN ARGUMENT LIST
ADDI 2,2 ;AC2 NOW HOLDS # OF ARGUMENTS
MOVN 2,2 ;MAKE IT NEGATIVE
HRLZ 1,2 ;-COUNT TO LEFT HAND SIDE AC1
HRRI 1,CHARG ;POINTER TO ARGLIST
XCT .DIAG ;DIAG MONITOR CALL
GO DIAGER ;ERROR
GET 1 ;NO ERROR
GET 0
GET 2
GET 3
GET 4
RTN
;ARGUMENT LIST FOR CHANNEL PROGRAM COMMAND
CHARG: 4 ;FUNCTION CODE
Z ;RESERVED FOR DEVICE ADDRESS WORD
BLOCK ^D10 ;RESERVED FOR CCW'S
XLIST
BOX <DIAGGL -- GET LOGOUT AREA FROM MONITOR IN USER MODE>,<
IN USER MODE, THIS ROUTINE EXECUTES A DIAGNOSTIC MONITOR CALL,
FUNCTION -6, WHICH MOVES LOGOUT DATA TO THE ARGUMENT LIST.
IN USER MODE, IT IS NOT POSSIBLE TO GET DAS-33 EXT STATUS.
CALLING SEQ:
GO DIAGGL ;CALL ROUTINE
RETURN ;DATA IS IN THE LIST>
DIAGGL: PUT 1 ;SAVE AC
GO DEV.AD ;GET DEVICE ADDRESS WORD
MOVEM 1,LOGARG+1 ;PUT IN ARGUMENT LIST
MOVE 1,[-6,,LOGARG] ;A POINTER WORD
XCT .DIAG ;EXECUTE DIAGNOSTIC FUNCTION
GO DIAGER ;ERROR
GET 1 ;NO ERROR
RTN ;EXIT
;ARGUMENT LIST FOR CHANNEL STATUS SNAPSHOT ROUTINE
LOGARG: 6 ;FUNCTION
Z ;RESERVED FOR DEVICE ADDR WORD
BLOCK 4 ;RESERVED FOR LOGOUT DATA
XLIST
BOX <DIAGER -- REPORT MONITOR CALL ERROR IN USER MODE>,<
THIS ROUTINE PRINTS AN ERROR MESSAGE STATING WHERE AND WHY
A DIAGNOSTIC MONITOR CALL HAS FAILED AND THEN FATALS
OUT FOR LACK OF ANYTHING MORE REASONABLE TO DO.
CALLING SEQ:
GO DIAGER ;CALL THE ROUTINE
;THERE IS NO RETURN>
DIAGER: JFCL ;A DEBUGGING AIDE LOCATION
TEXTF [ASCIZ/
ERROR RETURN FROM DIAGNOSTIC MONITOR CALL AT PC-/]
HRR 0,(P) ;GET PC
PNT6F ;PRINT IT
TEXTF [ASCIZ/
ERROR CODE=/]
MOVE 0,1 ;GET ERROR CODE
PNT6F ;PRINT IT
TEXTF [ASCIZ/
/]
SKIPN SNARKF ;SNARK MONITOR ?
JRST TMON ;NO. TOPS.
MOVE 0,1 ;GET ERROR CODE TO AC0
TRZ 0,377 ;SAVE ONLY HIGH ORDER BITS
CAME 0,[601000] ;IS THE CODE LEGAL
JRST SNKER ;NO. ??
LDB 1,[POINT 8,1,35] ;GET LOW ORDER BITS OF ERROR CODE
SUBI 1,174 ;NORMALIZE
CAIL 1,0 ;RANGE TEST
CAILE 1,^D8
SNKER: SETOM 1 ;TO -1
AOS 1 ;INCREMENT FOR INDEX INTO TBL
TEXTF@ SNKTBL(1) ;OK. TO PRINT
PCRLF
FATAL
TMON: TEXTF@ TOPTBL(1) ;PRINT TOPS 10 ERROR CODE
PCRLF
FATAL
;DIAG ERR MSGS FROM SNARK
SNKTBL: [ASCIZ/UNRECOGNIZED ERROR CODE/]
[ASCIZ/ARGUMENT COUNT FIELD IS NON NEGATIVE/]
[ASCIZ/DEVICE ASSIGNED TO ANOTHER JOB/]
[ASCIZ/ARGUMENT COUNT IS TO SMALL/]
[ASCIZ/ILLEGAL RH TYPE SELECTED/]
[ASCIZ/DEVICE NOT MOUNTED IN MAINT MODE/]
[ASCIZ/BAD CCW/]
[ASCIZ/CCW INDICATES THAT XFER WILL CROSS PAGE BOUNDARY/]
[ASCIZ/NO SUCH CHANNEL/]
[ASCIZ/NO SUCH DRIVE/]
;DIAG ERR MSGS FROM TOPS-10
TOPTBL: [ASCIZ/UNRECOGNIZED ERROR /]
[ASCIZ/USER DOES NOT HAVE PRIV./]
[ASCIZ/DIAG ARGUMENT ERROR/]
[ASCIZ/ILLEGAL CONTROLLER DEVICE CODE/]
[ASCIZ/ILLEGAL DRIVE NUMBER/]
[ASCIZ/DEVICE ALREADY ASSIGNED TO THIS JOB/]
[ASCIZ/DEV NOT MOUNTED IN MAINT MODE/]
[ASCIZ/DEV ASSIGNED TO ANOTHER JOB/]
[ASCIZ/NO FREE CORE BLOCK IN MONITOR/]
[ASCIZ/ISSUED "SETCHN" PGM WITHOUT AN ASSIGNED DEVICE/]
[ASCIZ/CCW INDICATES XFER WILL CROSS PAGE BOUNDRY/]
[ASCIZ/ILLEGAL FUNCTION SPECIFIED/]
SUBTTL STORAGE FOR CHANNEL ROUTINE VAIRIABLES
XLIST
BOX <SOME CHANNEL ROUTINE VARIABLES>,<
HERE ARE THE CONDITIONAL (RH10/RH20) PARAMETERS
NECESSARY FOR USE WITH THE DATA CHANNEL ROUTINES. >
; THE # OF WORDS (MAXIMUM) THAT WILL BE SPECIFIED IN A SINGLE
; CHANNEL CONTROL WORD. IF NOT AN EVEN MULTIPLE OF 128. DISK
; OVERRUNS COULD OCCUR.
XLIST
IFN RH20,<
LIST
MAXWD: ^D1920 ;DEFAULT
CBASE: 000000 ;A BASE FOR COMPUTING ICWA
; THE 340000 CAUSES PAGING
JMPWD: 1B1 ;A KL10 CHANNEL JUMP WORD
SCLP: BLOCK ^D8 ;8 SOFTWARE CLP'S
CINIT: BLOCK ^D8 ;8 CHANNEL INIT FLAGS
CADTBL: BLOCK ^D8 ;CCW BUFF PARAMS LAST ADR,,FIRST ADR
LOGBUF: BLOCK ^D32 ;BUFFERED LOGOUT AREA
CHK: 4 ;# OF LOGOUT WORDS PER CHANNEL
CHCNT: -4,,LOGBUF ;USED BY GETLOG
;DEFINING INITIAL CONTROL WD ADDR FOR EACH CHANNEL
ICWA0: 0
ICWA1: 4
ICWA2: 10
ICWA3: 14
ICWA4: 20
ICWA5: 24
ICWA6: 30
ICWA7: 34
XLIST
>
IFN RH10,<
LIST
MAXWD: ^D8192 ;DEFAULT
CBASE: 000 ;A BASE FOR COMPUTING ICWA
JMPWD: Z ;A DF10 JUMP CCW
SCLP: BLOCK 6 ;6 SOFTWARE CLP'S
CINIT: BLOCK 6 ;6 CHANNEL INIT FLAGS
DF22FG: BLOCK 6 ;6 22-BIT DF10 FLAGS
CADTBL: BLOCK 6 ;CCW BUFF PARAMS LAST ADR,,FIRST ADR
LOGBUF: BLOCK ^D60 ;BUFFERED LOGOUT AREA
CHK: ^D10 ;# OF LOGOUT WORDS PER CHANNEL
CHCNT: -3,,LOGBUF ;USED BY GETLOG
;DEFINING INITAL CONTROL WORD ADDRESSES FOR THE CHANNELS
ICWA0: 100
ICWA1: 100
ICWA2: 100
ICWA3: 100
ICWA4: 100
ICWA5: 100
XLIST
>
LIST
SUBTTL REGISTER AND CONI PRINT ROUTINES
XLIST
BOX <CONI PRINTER AND REGISTER BIT PRINT ROUTINES>,<
THERE ARE TWO MODES OF PROGRAM PRINTOUT: NORMAL (LONG)
AND SHORT (TEXT INHIBIT SWITCH IS SET). THE NORMAL MODE
INTERPRETS THE REGISTER BITS IN ENGLISH (SIXBIT FORMAT)
WHILE THE SHORT PRINTOUT MODE PRINTS REGISTER AND
CONI DATA IN HALFWORD OCTAL MODE.
TO USE THE CONI PRINTER:
MOVE AC1,ARG ;FETCH CONI DATA
GO CONIPT ;PRINT IT
RETURN
TO USE THE REGISTER PRINTER:
MOVE AC1,ARG ;36 BIT DATAI WORD
GO REGPNT ;PRINT IT
RETURN
THE REGISTER PRINTER GETS THE REGISTER NUMBER AND DRIVE
NUMBER FROM THE LEFT HALF OF THE DATAI WORD.
TO USE THE CHANNEL BUFFER PRINTER FOR THE RH10 (REG 74):
MOVE AC1,DATA ;36 BIT CHAN BUFF DATA
RETURN
GO CBUFPT ;PRINT IT. >
CONIPT: PUT 0 ;SAVE AC'S
PUT 2
TEXT [ASCIZ/CONI /]
LDB 0,[POINT 7,MBCN,9] ;GET THE DEVICE CODE
LSH 2 ;JUSTIFY FOR PRINTING
GO POCT ;PRINT IN OCTAL
TEXT [ASCIZ/: /]
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE 0,CONSW ;GET THE CONSOLE SWITCHES
TLNN TXTINH ;LONG OR SHORT PRINTOUT
JRST CNIA ;NORMAL
MOVE 0,1 ;SHORT PRINTOUT
PNTHW ;PRINT IN HALFWORD FORMAT
JRST CNIB
CNIA: MOVEI 2,CNITBL ;POINTER TO SIXBIT NAME TABLE
GO TYPBIT ;PRINT BIT DATA
TEXT [ASCIZ/PIA=/]
MOVE 0,1
PNT1 ;PRINT THE PI ADDRESS
PCRL
CNIB: PCRL
GET 2
GET 0
RTN
;ACCUMULATORS USED BY REGPNT . .
;AC FUNCTION
;-- --------
;0 USED FOR PRINTING
;1 HOLDS 36 BIT DATAI WORD
;2 HOLDS REGISTER NUMBER
;3 HOLDS VARIOUS TABLE POINTERS
;4 SCRATCH AC
REGPNT: PUT 0 ;SAVE AC'S
PUT 1
PUT 2
PUT 3
PUT 4
LDB 2,[POINT 6,1,5] ;FETCHES REGISTER NUMBER
GO RNAM ;PRINT REG NAME AND DEV CODE
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST .+4 ;YES
MOVE CONSW ;GET SWITCHES
TLNN TXTINH
JRST RPT1 ;NORMAL PRINTOUT
TEXT [ASCIZ/: /]
MOVE 0,1 ;GET REGISTER DATA
PNTHW ;HALFWORD FOR SHORT PRINTOUT
JRST RPT2
RPT1: GO DRPNT ;PRINT DRIVE IF EXTERNAL REG #
GO LFTBIT ;PRINT LEFT SIDE BITS
GO RITBIT ;PRINT RIGHT SIDE BITS
GO BYTES ;PRINT BYTE ORGANIZED DATA
NOBLNK: JFCL
RPT2: PCRL ;AND ANOTHER
GET 4 ;CLEAN UP
GET 3
GET 2
GET 1
GET 0
RTN
;REGISTER SIXBIT NAME & DEVICE CODE PRINTER
RNAM: CAILE 2,37 ;REGISTER INTERNAL OR EXTERNAL
JRST RNAMI ;INTERNAL TO THE RHXX
MOVEI 3,EXRNAM ;EXTERNAL. GET TBL POINTER
ADD 3,2 ;INDEX INTO THE TABLE
JRST RNAMC
RNAMI: LDB 3,INRNDX ;CREATE INDEX INTO TABLE
ADDI 3,INRNAM ;ADD TABLE BASE ADDRESS
RNAMC: MOVE (3) ;FETCH NAME FROM THE TABLE
PNTSIX ;PRINT IT
TEXT [ASCIZ/ /] ;A TAB
LDB [POINT 7,MBCN,9] ;GET DEVICE CODE
LSH 2 ;JUSTIFY FOR PRINTING
GO POCT ;PRINT IN OCTAL
RTN ;AND EXIT
;PRINT DRIVE NUMBER IF EXTERNAL REGISTER
DRPNT: CAILE 2,37 ;INTERNAL OR EXTERNAL REG
JRST DRPNT1
TEXT [ASCIZ/-/]
LDB [POINT 3,1,17] ;GET DRIVE NUMBER
GO POCT ;PRINT IT IN OCTAL
DRPNT1: TEXT [ASCIZ/: /]
RTN
;PRINT LEFT SIDE OF EXTERNAL REGISTERS
LFTBIT: CAILE 2,37 ;INTERNAL OR EXTERNAL
RTN ;INTERNAL REGISTER. EXIT
PUT 2 ;SAVE AC2
MOVEI 2,LFTTBL ;GET TABLE ADDRESS
GO TYPBIT ;PRINT SIXBIT DATA
GET 2 ;RESTORE THE AC
RTN ;AND EXIT
;PRINTS RIGHT SIDE OF EXTERNAL REGISTERS
;PRINTS ALL BIT DATA FOR INTERNAL REGISTERS
RITBIT: PUT 2 ;SAVE AC2
CAIG 2,37 ;INTERNAL OR EXTENAL REG
JRST RITA ;EXTERNAL
LDB 3,INRNDX ;GET CORRECT INDEX
ADDI 3,INRSER ;GET TABLE BASE
RITC: HRRZ 2,(3) ;GET BIT TABLE ADDRESS
GO TYPBIT ;PRINT TABLE DATA
GET 2 ;RESTORE THE AC
RTN ;AND EXIT
RITA: MOVEI 3,EXRSER ;GET TABLE BASE ADDR
ADD 3,2 ;INDEX BY REG NUMBER
JRST RITC
;DISPATCHES OFF TO THE PROPER BYTE SERVICE VIA TBL LOOKUP
BYTES: CAIG 2,37 ;INTERNAL OR EXTERNAL REGISTER
JRST BYTEA ;EXTERNAL
LDB 3,INRNDX ;INTERNAL. GET AN INDEX
ADDI 3,INRSER ;GET TABLE BASE
BYTEC: HLRZ 3,(3) ;GET DISPATCH ADDRESS
GO (3) ;TO THE SERVICE ROUTINE
RTN ;AND EXIT
BYTEA: MOVEI 3,EXRSER ;GET TABLE BASE ADDR
ADD 3,2 ;INDEX BY REG #
JRST BYTEC
;DEFINING PROPER INDEX FOR SOME OF THE INTERNAL LOOK UPS
XLIST
IFN RH20,<
LIST
INRNDX: POINT 3,1,5
XLIST
>
IFN RH10,<
LIST
INRNDX: POINT 3,1,3
XLIST
>
LIST
SUBTTL REG-CONI PRINTER LOOKUP TABLES
XLIST
BOX <VARIOUS TABLES NEEDED BY PRINT ROUTINES>,<
THERE ARE SEVERAL TYPE TABLES HERE AND MOST ARE SELF
EXPLANITORY. THERE IS ONE TYPE THAT NEEDS CLARIFICATION.
SOME OF THE SIXBIT TABLES HAVE OCTAL WORDS AS THEIR FIRST
TWO ENTRIES FOLLOWED BY THE NORMAL LIST OF SIXBIT NAMES.
THESE TABLES ARE SET UP FOR USE WITH THE "TYPBIT" SUBROUTINE
AND THE FIRST TWO OCTAL WORDS ARE MASKS FOR "TYPBIT".
WORD-1: HAS A ONE IN EACH OF THE 36 BIT POSITIONS FOR WHICH
THERE IS A CORRESPONDING SIXBIT NAME.
WORD-2: HAS A ONE IN EACH BIT POSITION THAT SHOULD NEVER
BE NON-ZERO. >
;TABLE OF SIXBIT NAMES FOR MASBUS CONTROLLER INTERNAL REGISTERS
XLIST
IFN RH20,<
LIST
;THIS TABLE CAN BE INDEXED INTO BY BITS 3-5 OF THE DATAI WORD
INRNAM: SIXBIT /RHSBAR/ ;R70
SIXBIT /RHSTCR/ ;R71
SIXBIT /RHPBAR/ ;R72
SIXBIT /RHPTCR/ ;R73
SIXBIT /RHIVR/ ;R74
SIXBIT /RHRDRG/ ;R75
SIXBIT /RHWTRG/ ;R76
SIXBIT /RHDIAG/ ;R77
XLIST
>
IFN RH10,<
LIST
;THIS TABLE CAN BE INDEXED INTO BY BITS 1-3 OF THE DATAI WORD
INRNAM: SIXBIT /RHCR/ ;R40
SIXBIT /RHIAR/ ;R44
SIXBIT /RHDBUF/ ;R50
SIXBIT /RHRAE/ ;R54
SIXBIT /RHRG60/ ;R60
SIXBIT /RHRG64/ ;R64
SIXBIT /RHRG70/ ;R70
SIXBIT /RHCBUF/ ;R74
XLIST
>
LIST
;TABLE OF INTERNAL REGISTER POINTERS
;POINTER TO BYTE DATA PRINTER,, POINTER TO START OF REG BIT TABLE
XLIST
IFN RH20,<
LIST
;THIS TABLE CAN BE INDEXED INTO BY BITS 3-5 OF THE DATAI WORD
INRSER: R70SER,,R70TBL
R71SER,,R71TBL
R72SER,,R72TBL
R73SER,,R73TBL
R74SER,,R74TBL
R75SER,,R75TBL
[RTN],,R76TBL
[RTN],,R77TBL
XLIST
>
IFN RH10,<
LIST
;THIS TABLE CAN BE INDEXED INTO BY BITS 1-3 OF THE DATAI WORD
INRSER: R40SER,,R40TBL
R44SER,,R44TBL
R50SER,,R50TBL
[RTN],,R54TBL
[RTN],,R60TBL ;NON-IMPLEMENTED REGISTER
[RTN],,R64TBL ;NON-IMPLEMENTED REGISTER
[RTN],,R70TBL ;NON-IMPLEMENTED REGISTER
[RTN],,R74TBL
XLIST
>
IFE ANYDEV,<
LIST
; SERVICE FOR 37 MASSBUS REGISTERS WHEN NO DEVICE IS SELECTED
EXRNAM: SIXBIT /DRRG00/
SIXBIT /DRRG01/
SIXBIT /DRRG02/
SIXBIT /DRRG03/
SIXBIT /DRRG04/
SIXBIT /DRRG05/
SIXBIT /DRRG06/
SIXBIT /DRRG07/
SIXBIT /DRRG10/
SIXBIT /DRRG11/
SIXBIT /DRRG12/
SIXBIT /DRRG13/
SIXBIT /DRRG14/
SIXBIT /DRRG15/
SIXBIT /DRRG16/
SIXBIT /DRRG17/
SIXBIT /DRRG20/
SIXBIT /DRRG21/
SIXBIT /DRRG22/
SIXBIT /DRRG23/
SIXBIT /DRRG24/
SIXBIT /DRRG25/
SIXBIT /DRRG26/
SIXBIT /DRRG27/
SIXBIT /DRRG30/
SIXBIT /DRRG31/
SIXBIT /DRRG32/
SIXBIT /DRRG33/
SIXBIT /DRRG34/
SIXBIT /DRRG35/
SIXBIT /DRRG36/
SIXBIT /DRRG37/
EXRSER: [RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
[RTN],,RXTBL
RXTBL: Z ;NO BITS SHOULD BE SET
177777 ;FLAG ERRORS IF THEY ARE
XLIST
>
LIST
LIST
PAGE
;CONI - BIT TABLE
XLIST
IFN RH20,<
LIST
CNITBL: 777770 ;MASK - 1
777777B17 ;MASK - 2
SIXBIT /DPE/
SIXBIT /EXCEP/
SIXBIT /LNG-WC/
SIXBIT /SHT-WC/
SIXBIT /CHN-ER/
SIXBIT /DRE/
SIXBIT /RAE/
SIXBIT /CNR/
SIXBIT /OVRRUN/
SIXBIT /MBCENB/
SIXBIT /ATTN/
SIXBIT /SCRFUL/
SIXBIT /ATN-EN/
SIXBIT /PCRFUL/
SIXBIT /DONE/
XLIST
>
IFN RH10,<
LIST
CNITBL: 675607,,776370
1B2!1B7!17B14!3B27
SIXBIT /ARFULL/
SIXBIT /CBFULL/
SIXBIT /CCINH/
SIXBIT /CHNACT/
SIXBIT /CHNPLS/
SIXBIT /DF22/
SIXBIT /CEXC/
SIXBIT /ILFC/
SIXBIT /SDRAE/
SIXBIT /CDPE/
SIXBIT /CWPE/
SIXBIT /NXM/
SIXBIT /DBPE/
SIXBIT /EXCEP/
SIXBIT /CHANER/
SIXBIT /CCWRT/
SIXBIT /OVRRUN/
SIXBIT /DRE/
SIXBIT /ILC/
SIXBIT /PSFAIL/
SIXBIT /CBOV/
SIXBIT /RAE/
SIXBIT /ATTN/
SIXBIT /BUSY/
SIXBIT /DONE/
XLIST
>
LIST
;CONTROLLER INTERNAL REGISTER BIT TABLES
XLIST
IFN RH20,<
LIST
R70TBL:
R72TBL: Z
777B14!1B18!1B19
R71TBL:
R73TBL: 2200,,200000
5570,,400000
SIXBIT /RCLP/
SIXBIT /STORE/
SIXBIT /DTES/
R74TBL: Z
7777777B26
R75TBL: Z
7777B17
R76TBL: Z
7777B17!777777
R77TBL: 1773
7777B17!776004
SIXBIT /D-XFER/
SIXBIT /D-CBT/
SIXBIT /D-BART/
SIXBIT /D-EPT/
SIXBIT /D-RWAL/
SIXBIT /D-EXEP/
SIXBIT /D-EBL/
SIXBIT /D-ATA/
SIXBIT /D-CLK/
XLIST
>
IFN RH10,<
LIST
R40TBL: 3B8!1B11!3B19!1B29
1B6!3B10!7B14!1B20
SIXBIT /CBTO/
SIXBIT /DBTO/
SIXBIT /M-MODE/
SIXBIT /GENEDP/
SIXBIT /DXES/
SIXBIT /WTEVM/
R44TBL: 3B17
7774B17!777B26
SIXBIT /KIINT/
SIXBIT /KAINT/
R50TBL: 17B17
777B14
SIXBIT /DB-ODD/
SIXBIT /EV-BYT/
SIXBIT /OD-BYT/
SIXBIT /PARBIT/
R54TBL: 377
777B17!777400
SIXBIT /RAE-7/
SIXBIT /RAE-6/
SIXBIT /RAE-5/
SIXBIT /RAE-4/
SIXBIT /RAE-3/
SIXBIT /RAE-2/
SIXBIT /RAE-1/
SIXBIT /RAE-0/
R74TBL: Z
Z
R60TBL:
R64TBL:
R70TBL: Z
777,,777777
XLIST
>
LIST
;LEFT SIDE BIT TABLE FOR EXTERNAL (DEVICE) REGISTERS
XLIST
IFN RH20,<
LIST
LFTTBL: 1B8!1B9!1B10!1B18!1B19
6B8!17B14
SIXBIT /PAR-ER/
SIXBIT /DRAES/
SIXBIT /TRA/
SIXBIT /GEN-EP/
SIXBIT /PAR/
XLIST
>
IFN RH10,<
LIST
LFTTBL: 7600,,6B20
170,,0
SIXBIT /CTOD/
SIXBIT /CBTO/
SIXBIT /CBPE/
SIXBIT /DTA-LT/
SIXBIT /ILC/
SIXBIT /GENEVC/
SIXBIT /PAR/
XLIST
>
IFN RH20,<
LIST
;OPTION BITS FOR KL10 OP-DATA CCW'S
CCWTBL: 7B2
Z
SIXBIT /OPDATA/
SIXBIT /LSTXFR/
SIXBIT /RD-REV/
;BIT PRINTER FOR CHANNEL LOGOUT WORD -#1
LOSTBL: 76B5!76B14
17B8
SIXBIT /LOGOUT/
SIXBIT /M-PAR/
SIXBIT /SBUSEN/
SIXBIT /NWCSZ/
SIXBIT /NXM/
SIXBIT /LSTXER/
SIXBIT /RH-ERR/
SIXBIT /LNG-WC/
SIXBIT /SHT-WC/
SIXBIT /OVRRUN/
XLIST
>
LIST
XLIST
SUBTTL REGISTER BYTE INFORMATION PRINTERS
BOX <REGISTER BYTE PRINT ROUTINES>,<
THESE ARE THE ROUTINES THAT PRINT THE DATA FROM
VARIOUS REGISTERS WHEN THE DATA IS ORGANIZED IN
BYTES. >
XLIST
IFN RH20,<
LIST
R70SER:
R72SER: PUT 0
TEXT [ASCIZ/ BLOCK ADDRESS FIELD=/]
LDB [POINT 16,1,35]
PNT6
GET 0
RTN
R71SER:
R73SER: PUT 0
TEXT [ASCIZ/ DRV=/]
LDB [POINT 3,1,17]
PNT1
TEXT [ASCIZ/ +BLK CNT=/]
LDB 0,[POINT 10,1,29]
IOR [-1,,776000]
MOVNS 0,0 ;MAKE POSITIVE
GO PSDN ;PRINT IN DECIMAL
TEXT [ASCIZ/ FNCTN+GO=/]
MOVE 0,1
PNT2 ;PRINT LOW ORDER 6 BITS
TRNE 1,1B32 ;READ OR WRITE ??
JRST .+3
TEXT [ASCIZ/(WRITE)/]
SKIPA
TEXT [ASCIZ/(READ)/]
GET 0
RTN
R74SER: PUT 0
TEXT [ASCIZ/INT VECT ADDR=/]
MOVE 0,1
PNT3
GET 0
RTN
R75SER: PUT 0
TEXT [ASCIZ/READ REG=/]
MOVE 0,1
PNT6
GET 0
RTN
XLIST
>
IFN RH10,<
LIST
R40SER: PUT 0
TEXT [ASCIZ/ DRIVE=/]
LDB [POINT 3,1,17]
PNT1
TEXT [ASCIZ/ICWA=/]
LDB 0,[POINT 8,1,28]
LSH 0,1
GO POCT
TEXT [ASCIZ/ FNCTN+GO=/]
MOVE 0,1
PNT2
TRNE 1,1B32 ;READ OR WRITE
JRST .+3
TEXT [ASCIZ/(WRITE)/]
SKIPA
TEXT [ASCIZ/(READ)/]
GET 0
RTN
R44SER: PUT 0
TEXT [ASCIZ/INT VECT ADDR=/]
MOVE 0,1
PNT3
GET 0
RTN
R50SER: PUT 0
TEXT [ASCIZ/DATA BUFFER=/]
MOVE 0,1
PNT6
GET 0
RTN
;ASSUMES 36 BIT DATA IN AC1
CBUFPT: PUT 0 ;SAVE THE AC
TEXT [ASCIZ/RHCBUF/]
GO .TAB
LDB [POINT 7,MBCN,9]
LSH 2
GO POCT
TEXT [ASCIZ/: /]
MOVE 0,1
PNTHW
PCRL
GET 0
RTN
XLIST
>
SUBTTL BIT PRINTER ROUTINE -TYPBIT-
XLIST
BOX <TYPBIT - - TABLE BIT PRINTER>,<
THIS ROUTINE IS USED TO TRANSLATE ONES IN A 36 BIT
DATA WORD TO A SERIES OF EQUIV. SIXBIT MESSAGES TAKEN
FROM A TABLE. THE DESCRIPTION OF THE TABLE LAYOUT IS FOUND
AT THE START OF THE TABLE SECTION. THIS ROUTINE MERELY
TRANSLATES ONE TO SIXBIT MESSAGES AND ALSO TYPES ERROR
MESSAGES IF IT FINDS ONES IN BIT POSITIONS WHERE THEY ARE
NOT EXPECTED.
EG. MOVE AC1,ARG1 ;36 BITS OF DATA
MOVE AC2,ARG2 ;POINTER TO DESCRIPTOR TABLE
GO TYPBIT ;CALL THE ROUTINE
RETURN ;RETURNS +1 ALWAYS >
;FUNCTIONS OF AC'S FOR THIS ROUTINE
;AC FUNCTION
;-- ----------
;0 USED FOR PRINTING
;1 HOLDS 36 BIT DATA WORD
;2 HOLDS UPDATED TABLE POINTER
;3 HOLDS MASK-1 (EXPECTED 1'S)
;4 HOLDS MASK- 2 (EXPECTED 0'S)
;5 A SINGLE BIT MASK (SHIFTS TO RIGHT)
;6 A SCRATCH AC FOR A JFFO
TYPBIT: PUT 0 ;SAVE AC0
SKIPE SHMODE ;SHORT PRINTOUT MODE ?
JRST EXG0 ;YES
MOVE CONSW ;GET CONSOLE SWITCHES
TLNE TXTINH ;SHORT PRINTOUT ONLY ??
JRST EXG0 ;YES. THEN EXIT
PUT 1 ;NO. SAVE SOME MORE
PUT 2
PUT 3
PUT 4
PUT 5
PUT 6
;GET THE AC'S READY TO GO
ADDI 2,2 ;GET POINTER TO FIRST MESSAGE
MOVE 3,-2(2) ;GETS FIRST MASK WORD
MOVE 4,-1(2) ;GETS SECOND MASK WORD
SETZ 5, ;CLEAR THE MASK
TLO 5,(1B0) ;AND CREATE A SINGLE BIT MASK
TSX1: TDNN 3,5 ;MW-1 A ONE ??
JRST TSX2 ;NO
TDNE 1,5 ;YES. IS DATA BIT A ONE ??
GO TSXM1 ;YES. GO PRINT A MESSAGE
AOS 2 ;NO. BUMP THE POINTER
JRST TSX3 ;GO AND UPDATE THE MASK
TSX2: TDNN 1,5 ;IS DATA A ONE ??
JRST TSX3 ;NO.
TDNE 4,5 ;YES. MW-2 A ONE ??
GO TSXM2 ;YES. GO PRINT ERROR MSG
TSX3: LSH 5,-1 ;SHIFT MASK BIT TO RIGHT
JUMPN 5,TSX1 ;JUMP IF MASK IS NOT YET ZERO
GET 6 ;OTHERWISE RESTORE AC'S
GET 5
GET 4
GET 3
GET 2
GET 1
EXG0: GET 0
RTN ;AND RETURN
;HERE ARE THE 2 MESSAGE SUBROUTINES
TSXM1: MOVE 0,(2) ;GETS MESSAGE
PNTSIX ;PRINTS IT
TEXT [ASCIZ/ /] ;A SPACE
RTN
TSXM2: TEXT [ASCIZ/?BIT-/]
JFFO 5,.+1 ;GET REAL BIT POSITION
MOVE 0,6 ;GET POSITION FOR PRINTING
GO PSDN ;PRINT IT
TEXT [ASCIZ/? /]
RTN ;AND EXIT
SUBTTL ADDITIONAL PRINT UTILITIES
XLIST
BOX <PSDN - - PRINTS SIGNED DECIMAL NUMBERS>,<
PSDN PRINTS THE CONTENTS OF AC0 AS A SIGNED DECIMAL
NUMBER FOLLOWED BY A PERIOD. LEADING ZEROS ARE
SURPRESSED. >
PSDN: PUT 0
JUMPL 0,PSDN1
PSDN0: TDNN 0,[377777,,-1] ;ALL ZEROS
TLZ 0,400000 ;THEN CLEAR SIGN BIT
PNTDEC ;PRINT THE NUMBER
TEXT [ASCIZ/./] ;A DECIMAL POINT
GET 0
RTN
PSDN1: TEXT [ASCIZ/-/] ;A MINUS SIGN
MOVN 0,(P)
JRST PSDN0
XLIST
BOX <POCT - - OCTAL NUMBER PRINTER>,<
POCT PRINTS THE CONTENTS OF AC0 AS AN OCTAL NUMBER.
LEADING ZEROS ARE SURPRESSED.
FUNCTIONS OF AC'S FOR THE ROUTINE:
AC FUNCTION
-- --------
0 HOLDS PRINT CHAR
1 DIGIT COUNTER
2 A FLAG
3 OCTAL DIGIT BYTE POINTER >
POCT: PUT 0 ;SAVE AC'S
PUT 1
PUT 2
PUT 3
MOVEI 1,^D12 ;# OF OCTAL DIGITS POSSIBLE
SETZ 2, ;ZERO THE FLAG
MOVE 3,[POINT 3,-3(P)] ;BYTE POINTER
POCT1: ILDB 0,3 ;GETS NEXT DIGIT
JUMPN 2,POCT3 ;JUMP IF FLAG NON ZERO
JUMPE 0,POCT2 ;JUMP IF DIGIT IS ZERO
MOVEI 2,1 ;SET THE FLAG
JRST POCT3 ;GO AND CONVERT
POCT2: CAIE 1,1 ;CNT=1 ??
JRST POCT4 ;NO
POCT3: ADDI 0,60 ;CONVERT TO ASCII
PNTCHR ;PRINT THE CHARACTER
POCT4: SOJG 1,POCT1 ;LOOP IF COUNT IS NOT YET ZERO
GET 3
GET 2
GET 1
GET 0
RTN ;AND EXIT.
XLIST
BOX <SWCHPT - - PRINTS CURRENT STATE OF SWITCHES>,< >
SWCHPT: PUT 0
TEXTF [ASCIZ/SWITCHES - /]
MOVE CONSW
PNTHWF
TEXTF [ASCIZ/
/]
GET 0
RTN
PAGE
SUBTTL ADDITIONAL PROGRAM UTILITY ROUTINES
XLIST
BOX <TSCAN - - SCANS TABLE FOR AN ENTRY AND RETURNS INDEX>,<
THIS ROUTINE IS PASSED SOME DATA AND A POINTER TO A TABLE.
ITS FUNCTION IS TO SEARCH THE TABLE FOR THE DATA. IF FOUND,
THE INDEX INTO THE TABLE IS RETURNED IN AC1 AND THE +2 RTN IS
TAKEN. IF NOT FOUND THE +1 RETURN IS TAKEN AND THE AC'S ARE UNCHANGED
CALL SEQ:
MOVE AC2,ARG ;DATA YOU ARE LOOKING FOR
MOVE AC1,ARG ;POINTER TO TABLE START
GO TSCAN ;THE CALL
RTN-1 ;ENTRY NOT FOUND
RTN-2 ;ENTRY FOUND (INDEX IN AC1)
THE END OF THE TABLE IS MARKED BY A ZERO ENTRY >
TSCAN: PUT 1 ;SAVE THE AC
SUBI 1,1 ;POINT TO TBL ADR-1
TSLOOP: ADDI 1,1 ;BUMP THE POINTER
SKIPN (1) ;IS THE ENTRY 0 ?
JRST TSX ;YES. NOT FOUND. EXIT.
CAME 2,(1) ;NO. ENTRY=DATA ?
JRST TSLOOP ;NO
AOS -1(P) ;YES. BUMP THE RETURN
SUB 1,(P) ;AC1 NOW AN INDEX VALUE
MOVEM 1,(P) ;NEW AC1 VALUE TO THE STACK
TSX: GET 1 ;RESTORE THE AC
RTN ;AND EXIT
XLIST
BOX <XFSTRT -- ROUTINE TO INITIATE A DATA TRANSFER>,<
THIS ROUTINE IS USED TO LOAD DCY, DA, AND RH CONTROL
REGISTERS ALONG WITH INITIALIZING THE CHANNEL AND GENERATING THE
APPROPRIATE COMMAND LIST IN CORE.
WHEN THE RETURN IS TAKEN AC1 CONTAINS A (CTR,,PTR)
TO THE CHANNEL COMMAND LIST JUST TAKEN.
NOTE: THIS ROUTINE HAS BEEN MODIFIED TO DO ONLY HEADER
OPERATIONS IN THIS PGM. TO DO STD READS AND WRITES
BLKSIZ WILL HAVE TO BE MODIFIED TO REFLECT THE # OF
WORDS PER SECTOR IN THE TRANSFER .........
CALLING SEQUENCE:
MOVE AC1,ARG1 ;FUNCTION CODE & MISC. CR BITS
MOVE AC2,ARG2 ;VALUES FOR DCY,,DA
MOVE AC3,ARG2 ;VALUES FOR +WC,,CORE ADR
GO XFSTRT ;CALL THE ROUTINE
RTN-1 ;RETURN >
XFSTRT: SETZM CCWPTR# ;ZERO UNTIL CCW'S GENERATED
PUT 3 ;SAVE AC'S
PUT 2
PUT 1
MOVEM 1,XFST1# ;SAVE ARGS FOR RETRY
MOVEM 2,XFST2#
MOVEM 3,XFST3#
MOVSI 1,(1B14) ;DON'T REPORT RAE'S
HLR 1,-1(P) ;FETCH DCY DATA FROM STACK
GO LDRG12 ;LOAD DCY
JFCL
MOVSI 1,(1B14) ;DON'T REPORT RAE'S
HRR 1,-1(P) ;FETCH DA DATA
GO LDRG05 ;LOAD THE DA REGISTER
JFCL
MOVSI 1,(1B14) ;DON'T REPORT RAE'S
SKIPE MODE16 ;16 BIT MODE ?
TRO 1,10000 ;YES. SET THE BIT
GO LDRG11 ;LOAD THE OFFSET REGISTER
JFCL ;HANDSHAKE FAILED
XX1: MOVE 1,[10,,CBUFF] ;SIZE,,ADR OF CHANNEL BUFFER
GO CHINIT ;INIT THE CHANNEL
MOVEM 1,SVICWA# ;SAVE INITIAL CW ADDR
HLRZ 2,-2(P) ;FETCH WORD COUNT (SIZE OF XFER)
HRRZ 1,-2(P) ;FETCH CORE STARTING ADDRESS
GO GENCCW ;BUILD A COMMAND LIST IN CORE
MOVEM 1,CCWPTR ;SAVE POINTER TO THE LIST
XLIST
IFN RH10,<
LIST
MOVE 1,SVICWA ;GET ICWA
LSH 1,6 ;POSITION IT
IOR 1,(P) ;GET CONTROL REG DATA
;CACHE WRITE BACK AND INHIBIT IF A KL IN EXEC MODE
GO SWEEP ;SWEEP THE CACHE
GO LDCR ;LOAD RH10 CONTROL REGISTER
XLIST
>
IFN RH20,<
LIST
HLRZ 1,-2(P) ;GET THE WORD COUNT
ADD 1,BLKSIZ ;ADD BLOCK SIZE
SUBI 1,1 ;NOW BLOCK SIZE -1
IDIV 1,BLKSIZ ;NOW ROUNDED TO CORRECT BLOCK COUNT
MOVN 1,1 ;NOW HAVE 2'S COMP BLOCK COUNT
PBLK1: ANDI 1,1777 ;SAVE ONLY 10 BITS
LSH 1,6 ;POSITION THE BLOCK COUNT
TLO 1,(1B7!1B10) ;SET STORE AND RCLP BITS
IOR 1,(P) ;GET CONTROL REG BITS
GO LDSTCR ;LOAD STCR (TRANSFER STARTED)
XLIST
>
LIST
GET 1 ;RESTORE AC'S
GET 2
GET 3
MOVE 1,CCWPTR ;PICK UP CCW POINTER
RTN ;AND EXIT
XLIST
BOX <XFSTOP -- ROUTINE TO TERMINATE A DATA TRANSFER>,<
THIS ROUTINE WHEN CALLED ISSUES A CONO "STOP" TO SHUT DOWN
THE CHANNEL AND THEN DOES A CONTROLLER MASTER RESET
TO FORCE THE TRANSFER TO BE COMPLETELY TERMINATED.
CALLING SEQUENCE:
GO XFSTOP ;CALL THE ROUTINE
RTN ;RETURNS HERE >
XFSTOP: PUT 1 ;SAVE THE AC
MOVEI 1,1B31 ;STOP TRANSFER BIT
XLIST
IFN RH20,<
LIST
TRO 1,1B27 ;MASSBUSS ENABLE BIT
XLIST
>
LIST
GO .CONO ;TO SHUT DOWN THE CHANNEL
MOVEI 1,10 ;DONE BIT
GO .CONSO ;WAIT TILL IT DETS
JRST .-2 ;LOOP
GO MSTCLR ;MASTER RESET
GET 1 ;RESTORE THE AC
RTN ;AND EXIT
XLIST
BOX <DRVCLR -- ISSUE A DRIVE CLEAR>,<
1. ISSUE A DRIVE CLEAR COMMAND
2. READ STATUS REGISTER
3. IF ERROR=1 FATAL OUT
4. IF ERROR=0 RETURN SUCCESSFULLY
CALL SEQ:
GO DRVCLR ;THE CALL
RTN ;RETURNS HERE >
DRVCLR: PUT 1 ;SAVE THE AC
MOVE 1,[1B14!11] ;GET THE COMMAND
GO LDRG00 ;LOAD CONTROL REGISTER
GO CBTOER ;CBTO ERROR
MOVSI 1,(1B14) ;DON'T REPORT RAE'S
GO RDRG01 ;READ STATUS REG
GO CBTOER ;CBTO ERROR
GO CPARER ;PARITY ERROR
TRNE 1,1B21 ;COMPOSITE ERROR=0 ?
JRST DCE ;NO. ERROR .....
GET 1 ;NO ERROR. RESTORE AC
RTN ;AND EXIT
DCE: GO SNAPS ;SNAPSHOT DEVICE
GO DEVREL ;BACK TO MONITOR
TEXTF [ASCIZ/
DRIVE CLEAR FAILED TO CLEAR ERROR CONDITION ?
/]
GO DUMPS ;DUMP STATUS
TEXTF [ASCIZ/
FATAL ERROR
/]
RESET
HALTF ;BACK TO MONITOR LEVEL
XLIST
BOX <PAKACK -- ISSUE A PACK ACKNOWLEDGE COMMAND>,<
1. ISSUE A PACK ACKNOWLEDGE
2. READ STATUS REGISTER
3. IF VV=0 FATAL OUT
4. IF VV=1 RETURN
CALL SEQ:
GO PAKACK ;CALL THE ROUTINE
RTN ;EXIT>
PAKACK: PUT 1 ;SAVE AC
MOVE 1,[1B14!23] ;A PACK ACK COMMAND
GO LDRG00 ;LOAD THE CONTROL REGISTER
GO CBTOER ;CBTO ERROR
MOVSI 1,(1B14) ;DON'T REPORT RAE'S
GO RDRG01 ;READ THE STATUS REGISTER
GO CBTOER ;HANDSHAKE FAILURE
GO CPARER ;PARITY ERROR
TRNN 1,1B29 ;IS VV=1 ?
JRST VVE ;NO. ERROR ....
GET 1 ;YES. RESTORE AC'S
RTN ;AND EXIT
VVE: GO SNAPS ;SNAPSHOT REGISTERS
GO DEVREL ;RELEASE THE DEVICE
TEXTF [ASCIZ/
PACK ACKNOWLEDGE CMD FAILED TO SET VOLUME VALID
/]
GO DUMPS ;DUMP STATUS
TEXTF [ASCIZ/
FATAL ERROR
/]
RESET
HALTF
XLIST
BOX <CLRATA -- ROUTINE TO CLEAR ATA >,<
CALL SEQ
GO CLRATA ;CALL SEQ
RTN ;RETURNS HERE >
CLRATA: PUT 1 ;SAVE AC
MOVEI 1,1 ;GET A MASK
LSH 1,(DRIVE) ;POSITION IT
GO LDRG04 ;LOAD PSEUDO ATA REG
JFCL ;HANDSHAKE FAILURE
GET 1 ;RESTORE AC'S
RTN ;EXIT
XLIST
BOX <ROUTINE TO WAIT FOR ATA>,<
CALL SEQ:
GO ATAWT ;CALL IT
RTN+1 ;IT RETURNS HERE >
ATAWT: PUT 1 ;SAVE AC'S
PUT 2
MOVEI 2,1 ;A SINGLE BIT MASK
LSH 2,(DRIVE) ;POSITION IT
XDX: SETZM 1 ;CLEAR AC1
GO RDRG04 ;READ ATA
JFCL
JFCL
TDNN 1,2 ;IS ATA SET ?
JRST XDX ;NO YET
GET 2 ;YES. RESTORE
GET 1 ;AND EXIT
RTN
XLIST
BOX <RHCLR -- ROUTINE TO CLEAR RH INTERRUPT CONDITIONS >,<
CLEARES: XFERER,RAECLR,DONE
CALL SEQ
GO RHCLR ;CALL THE ROUTINE
RTN ;EXIT >
.RHCLR: PUT 1 ;SAVE AC1
GO .CONI ;DO A CONI
ANDI 1,4450 ;SAVE. RAECLR,MBE,RAEN,DONE,PIA
IORI 1,1600 ;SETS XECLR,MBE,RCLP
GO .CONO ;DOES THE CONO
GET 1 ;RESTORE
RTN ;EXIT
XLIST
BOX <IOWAIT -- WAIT UNTIL IO COMPLETES AND RETURN >,<
LOOPS WAITING FOR ATTN OR DONE. MONITORS FOR HUNG IO
WITH A GROSS TIMER. A HUNG DEVICE IS A FATAL ERROR.
GO IOWAIT ;CALL THE ROUTINE
RTN ;RETURNS HERE >
IOWAIT: PUT 1 ;SAVE THINGS
PUT 2
IOW1: MOVEI 2,^D16000 ;A GROSS TIMER
BZRO: GO .CONI ;DO A CONI
TRNE 1,4210 ;RAE+DONE+ATA?
JRST IOEX ;I/O IS FINISHED
LIST
IORL: SETZM 1 ;CLEAR AC1
GO RDRG04 ;READ ATA REG
JFCL ;CBTO
JFCL ;PARITY ERROR
SOJG 2,BZRO ;BUMP COUNT JUMP IF NOT DONE
HUNG: JFCL ;HUNG DEVICE
GO SNAPS ;SNAPSHOT DEVICE REGISTERS
SETZM 1 ;CLEAR AC1
GO GETLOG ;GET LOGOUT AREA
MOVE 1,CONIIN ;GET CONI DATA
TRNN 1,20 ;PCR FULL ?
JRST HFTL ;NO.
GO XFSTOP ;DELETE THE COMMAND
GO MSTCLR ;DOES A MASSBUS RESET
HFTL: GO DEVREL ;RELEASE THE DEVICE
TEXTF [ASCIZ?
**** DEVICE IS HUNG DOING I/O
?]
GO TELWHO ;IDENTIFY THE DEVICE
TEXTF [ASCIZ/
FATAL ERROR... CAN'T CONTINUE.
/]
GO DUMPS ;DUMP REGISTERS
GO LOGPNT ;AND LOGOUT AREA
TEXT [ASCIZ/
[EXIT]
/]
RESET ;CLEAR MONITOR THINGS
FATAL ;BACK TO MONITOR
IOEX: GET 2 ;RESTORE
GET 1
RTN ;AND EXIT
SUBTTL USER MODE SUPPORT UTILITIES
XLIST
BOX <SETTRP - - PATCHES "UUOTST" INTO SUBR PKG UUO HANDLER>,<
THIS ROUTINE DOES NOTHING IN EXEC MODE. IN USER MODE IT MODIFIES
THE SUBROUTINE PKGES UUO HANDLER TO EXECUTE A ROUTINE CALLED
"UUOTST" EACH TIME THE PGM EXECUTES A UUO AND THEN PASSES
CONTROL TO THE SUBROUTINE PACKAGE FOR NORMAL UUO PROCESSING.
EG. GO SETTRP ;PATCH IN
RTN ;RETURNS CONTROL HERE >
SETTRP: SKIPN USER ;IN USER MODE ?
RTN ;NO. RETURN IMMEDIATELY
PUT 0 ;YES. SAVE THE AC
HRRZ 0,41 ;GET PRESENT ADDR OF LOC 41
CAIN 0,UUOTST ;ALREADY PATCHED IN ?
JRST SETEX ;YES
MOVE 0,41 ;NO. GET SUBR PKG INSTRUCTION
MOVEM 0,SV41# ;SAVE IT TO RTN CTRL LATER
MOVE 0,[GO UUOTST] ;THE NEW INSTRUCTION (TRAP)
MOVEM 0,41 ;NOW PACHED IN
SETEX: GET 0 ;RESTORE THE AC
RTN ;AND RETURN
XLIST
BOX <UUOTST - - ROUTINE TO RELEASE THE RH BEFORE PRINTING>,<
THIS ROUTINE IS EXECUTED IN USER MODE ONLY.BEFORE ATTEMPTING
TO PRINT OR EXECUTE SOME OTHER TIME CONSUMING SUBROUTINE
PACKAGE UUO, IT IS GOOD FORM TO RETURN THE RH TO THE SYSTEM
RESOURCES SO THAT BOTH THE MONITOR AND DIAGNOSTIC USE THE
DEVICE EFFICIENTLY. THIS ROUTINE IS RUN EACH TIME A UUO IS
EXECUTED IN USER MODE, PROVIDED "SETTRP" WAS PREVIOUSLY
CALLED. (AFTER PGMINT). >
UUOTST: SKIPN DIAGCR ;DO WE HAVE CTRL OF AN RH ?
PJRST@ SV41 ;NO. OFF TO SUBR PKG CODE
PUT 0 ;YES SAVE THE AC
LDB 0,[POINT 9,40,8] ;GET OP CODE OF THE UUO
CAILE 0,32 ;IS IT A SUBR PKG UUO ?
GO DEVREL ;YES. GIVE DEV BACK TO MONITOR
GET 0 ;RESTORE THE AC
PJRST@ SV41 ;GO TO NORMAL SUBROUTINE PROCESS
SUBTTL CONTROLLER INITIALIZATION ROUTINE
XLIST
BOX <MSTCLR - - RH MASTER CLEAR ROUTINE>,<
THIS ROUTINE DOES THE FOLLOWING:
1. CLEARS ALL POSSIBLE ERRORS (ISSUES AN RHCLR)
2. WILL ALLOW ATTN'S TO BE SEEN IN THE CONI IF RH10
(ISSUES AN ATTNEN)
3. CLEARS M-BOX ERRORS (RH20 ONLY) (ISSUES RCLP)
4. ENABLES RH20 TRANSCEIVERS (ISSUES MBE)
CALLING SEQ:
GO MSTCLR ;CALL THE CLEAR ROUTINE
RETURN ;RETURNS HERE ALWAYS >
MSTCLR: PUT 1 ;SAVE THE AC
XLIST
IFN RH10,<
LIST
MOVEI 1,1B25!1B30 ;RHCLR!ATTNEN
XLIST
>
IFN RH20,<
LIST
MOVEI 1,1B25!1B27!1B28 ;RHCLR!MBE!RCLP
XLIST
>
LIST
GO .CONO ;TO THE ACTUAL I/O ROUTINE
GET 1
RTN ;AND EXIT
SUBTTL CONTROL BUS TIMEOUT ERROR HANDLER
XLIST
BOX <CBTOER - - ROUTINE TO FIELD UNEXPECTED CBTO'S>,<
THIS ROUTINE IS USED TO FIELD AND REPORT UNEXPECTED CONTROL
BUS TIMEOUTS WHEN LOADING OR READING DEVICE REGISTERS.A
CALL SEQ:
GO CBTOER ;CALL THE ROUTINE
RETURN ;RETURNS HERE >
CBTOER: PUT 0 ;SAVE THE AC
TEXT [ASCIZ/
UNEXPECTED CBTO AT PC-/]
HRRZ 0,-1(P) ;GET THE PC
SUBI 1 ;REAL PC
PNT6 ;PRINT IT
PUT SHMODE ;SAVE CURRENT PRINT MODE
SETOM SHMODE ;FORCE REGPNT TO OCTAL
GO REGPNT ;GIVES SOME INDICATION OF FAILURE
GET SHMODE ;RESTORE USERS PRINTOUT MODE
SETOM ERFLG# ;FLAG ERROR SO SCOPE WILL LOOP
GO DEVREQ ;REQUEST THE DEVICE AGAIN
GET 0 ;RESTORE THE AC
RTN
XLIST
BOX <CPARER - - FIELD AND REPORT UNEXPECTED CTRL BUS P.E.'S>,<
THIS ROUTINE IS USED TO FIELD AND REPORT CONTROL BUS PARITY
ERRORS.
CALLING SEQ:
GO CPARER ;CALL THE ROUTINE
RETURN ;RETURNS HERE >
CPARER: SKIPE ERFLG ;ANY ERRORS SO FAR ?
RTN ;YES. PROBABLY FROM CBTOER
; AND WERE FALLING THRU THE CODE
; SO DON'T REPORT THIS.
SETOM ERFLG ;SO SCOPE WILL LOOP
PUT 0 ;SAVE AC0
TEXT [ASCIZ/
UNEXPECTED CONTROL BUSS PARITY ERROR AT PC-/]
HRRZ 0,-1(P) ;GET THE PC
SUBI 0,1 ;ADJUST FOR PROPER PC
PNT6 ;PRINT IT
PUT SHMODE ;SAVE THE PRINTOUT MODE
SETOM SHMODE ;SET TO OCTAL PRINTOUT MODE
GO REGPNT ;PRINT THE DATA
GET SHMODE ;RECOVER PRINTOUT MODE
GO DEVREQ ;REQUEST THE DEVICE AGAIN
GET 0 ;RESTORE THE AC
RTN ;AND EXIT
SUBTTL SOME TTY INPUT UTILITY ROUTINES
XLIST
BOX <QSTN - - ROUTINE TO INPUT ANSWERS (Y OR N) AND BRANCH>,<
THIS ROUTINE AUTOMATICALLY OUTPUTS THE "Y OR N" PROMT MSG.
CALLING SEQUENCE:
GO QSTN ;CALL THE ROUTINE
RTN-1 ;TIMEOUT
RTN-2 ;ANSWER WAS A NO
RTN-3 ;ANSWER WAS A YES >
QSTN: PFORCE ;FORCE THIS TO PRINT
TTIYES ;INPUT FROM THE TERMINAL
JRST QSTNB ;NO OR TIMEOUT HAS OCCURED
AOS (P)
QSTNA: AOS (P)
PCRL
RTN
QSTNB: SKIPLE $TWCNT ;WAS THERE A TIMEOUT
JRST QSTNA ;NOPE. THE ANSWER WAS A NO
JRST QSTNA+1 ;THERE WAS A TIMEOUT
XLIST
BOX <CHARIN - - ROUTINE TO INPUT A SPECIFIC CHAR FROM THE TTY>,<
CALLING SEQ:
MOVEI 0,CHAR ;SPECIFY THE CHARACTER YOU WANT
GO CHARIN ;GO AND DO INPUT
RTN-1 ;NO RESPONSE. TIMEOUT
RTN-2 ;WRONG CHARACTER (AC0 HOLDS CHAR)
RTN-3 ;CORRECT CHAR (AC0 HOLDS CHAR) >
CHARIN: PUT 0 ;SAVE DESIRED CHAR ONTHE STACK
TTICHR ;DO TTY INPUT
JRST CHARA ;TIMEOUT
AOS -1(P) ;LEGAL. BUMP THE RETURN
EXCH 0,(P) ;PUT THE CHAR ON THE STACK
CAMN 0,(P) ;IS THE CHAR AS EXPECTED ?
AOS -1(P) ;YES. BUMP THE RETURN
CHARA: PCRLF ;A FREE CR LF PAIR
GET 0 ;GET THE CHAR
RTN ;AND TAKE PROPER RETURN
XLIST
BOX <NUMIN - - INPUT AND RANGE TEST A CONVERTABLE NUMBER >,<
THE LIMITS ARE INCLUSIVE AND ARE SPECIFIED BY AC0 OF THE CALL.
MULTIPLE RETURNS ARE SUPPLIED FOR BRANCHING.
CALLING SEQ:
MOVE 0,[LIM1,,LIM2] ;SPECIFY THE LIMITS
GO NUMIN ;CALL THE ROUTINE
RTN-1 ;TIMEOUT. NO RESPONSE (AC0 UNCHANGED)
RTN-2 ;ILLEGAL OR OUT OF RANGE (AC0 UNCHANGED)
RTN-3 ;NORMAL. (36 BIT NUM IN AC0) >
NUMIN: PUT 0 ;SAVE ORIGINAL AC0
ADD P,[2,,2] ;GET SOME STACK SPACE
;SET UP 36 BIT LIMITS WITH LOWER OF THE 2 FIRST ON THE STACK
HRREM 0,-1(P) ;SAVE 36 BIT RIGHT LIMIT
HLREM 0,(P) ;SAVE 36 BIT LEFT LIMIT
MOVE 0,-1(P) ;GET THE FIRST LIMIT
CAML 0,(P) ;SEE IF FIRST IS SMALLER OF THE 2
EXCH 0,(P) ;NO. EXCHANGE
MOVEM 0,-1(P) ;LIMITS NOW ORDERED CORRECTLY
;INPUT A CONVERTABLE NUMBER
TTICNV ;DOES TTY INPUT
JRST NUMIE ;ERROR OR TIMEOUT
AOS -3(P) ;INPUT OK. BUNMP THE RETURN
CAML 0,-1(P) ;RANGE TEST THE NUMBER
CAMLE 0,(P)
JRST NUMIEX ;OUT OF RANGE
EXCH 0,-2(P) ;IN RANGE. PUT ON THE STACK
AOS -3(P) ;BUMP THE RETURN
NUMIEX: SUB P,[2,,2] ;RELINQUISH STACK SPACE
GET 0 ;RECOVER THE NUMBER
RTN ;AND TAKE THE PROPER RETURN
NUMIE: SKIPLE $TWCNT ;WAS THERE A TIMEOUT ?
AOS -3(P) ;NO. BUMP THE RETURN
JRST NUMIEX ;TIMEOUT.
SUBTTL GENERAL PRINT UTILITIES
XLIST
BOX <OPRACT - - ROUTINE TO HANDLE OPERATOR ACTION MSGES>,<
THIS ROUTINE HANDLES THE OPERATOR INTERVENTION MESSAGES PASSED
TO IT DURING THE CALL IN THE FOLLOWING 3 LINE FORMAT
OPR ACTION REQ'D: DRIVE-X RH-XXX
MESSAGE PASSED TO THIS ROUTINE DURING THE CALL
HIT <CR> WHEN READY
CALLING SEQ:
MOVEI 1,[ASCIZ/
MSG......../]
GO OPRACT ;CALL THE ROUTINE
RTN ; HERE WHEN CR IS STRUCK >
OPRACT: PUT 0 ;SAVE THE AC
TEXTF [ASCIZ/
OPR ACT'N REQ'D: /]
GO TELWHO ;IDENTIFY THE DEVICE
SKIPE 1
TEXTF (1) ;PRINT THE MSG FROM CALL
TEXTF [ASCIZ/
HIT <CR> WHEN READY /]
MOVEI 0,15 ; A CR CODE
GO CHARIN ;GET A KEYSTROKE
JRST .-3 ;TIMEOUT
JRST .-4 ;ERROR
GET 0 ;RESTORE THE AC
RTN ;EXIT
XLIST
BOX <TELWHO -- PRINTS CURRENT DRIVE AND CONTROLLER NUMBER>,<
THIS ROUTINE PRINTS "DRIVE-X RH-XXX" WITHOUT ANY LINE CONTROL,
THIS ROUTINE IS PRIMARILY USED TO IDENTIFY THE
DEVICE IN THE OPERATOR INTERVENTION MESSAGES.
CALLING SEQ:
GO TELDEV ;CALL THE ROUTINE
RTN ;THE RETURN >
TELWHO: PUT 0 ;SAVE AC0
TEXTF [ASCIZ/ DRIVE-/]
MOVE 0,DRIVE ;GET DRIVE NUMBER
PNT1F ;PRINT IT
TEXTF [ASCIZ/RH-/]
LDB 0,[POINT 7,MBCN,9] ;GET DEVICE CODE
LSH 0,2 ;POSITION FOR PRINTING
PNT3F ;PRINT IT
PFORCE ;FORCE PRINTOUT
GET 0 ;RESTOR THE AC
RTN
XLIST
BOX <ADCON -- DISK ADDRESS CONVERSION ROUTINE>,<
TRANSLATES BOTH WAYS BETWEEN DISK ADDRESSES AND LOGICAL
BLOCK NUMBERS BASED ON STATE OF AC1 WHEN CALLED.
CALL SEQ:
MOVE 1,ARG1 ;BLOCK #
MOVE 2,ARG2 ;CYLINDER,,TRK,SECT
GO ADCON ;CALL THE ROUTINE
RTN ;IT RETURNS HERE
IF AC1 IS 0 WHEN CALLED, THE ROUTINE CONVERTS THE CONTENTS
OF AC2 (DISK ADR) TO A BLOCK NUMBER AND RETURNS THE
RESULTS IN AC1.
IF AC1 IS NON-0 AT THE CALL, THE ROUTINE CONVERTS THE
CONTENTS OF AC1 (BLOCK #) TO A DISK ADDRESS AND RETURNS
THE RESULTS IN AC2 >
ADCON: PUT 2 ;SAVE AC'S
PUT 1
JUMPE 1,CTB ;JUMP IF CONVERT TO A BLOCK
IDIV 1,BLKCYL ;BLOCKS PER CYL
HRLZM 1,-1(P) ;PUT ON STACK AS CYLINDER #
MOVE 1,2 ;REMAINDER TO AC1
IDIV 1,BLKTRK ;CALCULATE SURFACE #
LSH 1,^D8 ;POSITION IT
IOR 1,2 ;REMAINDER IS SECTOR #
HRRM 1,-1(P) ;PUT ON STACK TRK,SEC
JRST ADCONX ;TO COMMON EXIT CODE
;CONVERT TO A BLOCK #
CTB: LDB 1,[POINT 8,-1(P),35] ;SECTOR #
LDB 2,[POINT 8,-1(P),27] ;TRACK #
IMUL 2,BLKTRK ;X # OF SECT PER TRK
ADD 1,2 ;A RUNNING SUM IN AC1
HLRZ 2,-1(P) ;GET CYLINDER #
IMUL 2,BLKCYL ;X # BLOCKS PER CYL
ADD 1,2 ;UPDATE RUNNING SUM
MOVEM 1,(P) ;ON STACK AS BLOCK COUNT
ADCONX: GET 1
GET 2
RTN
SUBTTL PARAMETER AND DEVICE INITIALIZATION
XLIST
BOX <IPARAM -- INIT PARAMETERS AND DEVICE>,<
SET UP THE DEVICE TYPE DEPENDANT PARAMETERS SO THEY
MAY BE USED AS CONSTANTS THROUGHT THE PROGRAM.ALSO
ISSUE NECESSARY PACK ACKNOWLEDGE COMMAND AND IDENTIFY
THE DEVICE WE ARE USING BY ITS SERIAL NUMBER.
CALL SEQ:
GO IPARAM ;THE CALL
RTN ;THE RETURN >
IPARAM: PUT 0 ;SAVE AC'S
PUT 1
PUT X
MOVE X,INDEX ;NOW HAVE PROPER TABLE OFFSETS
MOVE 1,CYLS(X) ;GET MAX CYL #
MOVEM 1,MAXCYL ;SAVES MAX CYL #
MOVE 1,SURS(X) ;GET THE MAX SURF #
MOVEM 1,MAXSUR ;SAVE MAXIMUM SURFACE NUMBER
MOVE 1,SEC18(X) ;GET MAX SECT IN 18 BIT MODE
SKIPE MODE16 ;DO WE REALLY WANT 16 BIT MODE ?
MOVE 1,SEC16(X) ;YES. FETCH FROM OTHER TABLE
MOVEM 1,MAXSEC ;SAVE MAXIMUM SECTOR #
MOVE 1,MAXSEC ;GET MAX SEC #
ADDI 1,1 ;NOW # OF SECTORS PER TRACK
MOVEM 1,BLKTRK ;SAVE IT AS SUCH
MOVE 1,MAXSUR ;GET MAX SUR #
ADDI 1,1 ;NOW # OF SURFACES
IMUL 1,BLKTRK ;GIVES # SECTORS PER CYL
MOVEM 1,BLKCYL ;SAVE IT AS SUCH
MOVE 1,MAXCYL ;GET MAXIMUM CYL #
ADDI 1,1 ;NOW HAVE # OF CYLS
IMUL 1,BLKTRK ;GIVES # BLOCKS PER SURFACE
MOVEM 1,BLKSUR ;SAVE IT
MOVE 1,MAXCYL ;GET MAX CYLINDER #
ADDI 1,1 ;# OF CYLINDERS
IMUL 1,BLKCYL ;GIVES TOTAL AVAIL BLOCKS
MOVEM 1,BLKTOT ;SAVE IT AS SUCH
SUBI 1,1 ;GIVES MAX BLOCK #
MOVEM 1,MAXBLK ;AND SAVE IT
MOVE 1,WDSPS(X) ;GET WORDS PER SECT DURING FORMAT
MOVEM 1,BLKSIZ ;SAVE AS BLOCK SIZE
JRST DRSTAT ;EVER ONWARD
PAGE
;GET HOLD OF DEVICE AND SNAPSHOT REGISTERS
DRSTAT: GO DEVREQ ;REQUEST THE DEVICE
GO .RHCLR ;RH INIT
GO DRVCLR ;A DRIVE CLEAR
GO SNAPS ;SNAPSHOT REGISTERS
GO DEVREL ;DEVICE BACK TO MONITOR
LOOK: JFCL ;CAN DUMP HERE DURING DEBUG
LDB 1,[POINT 16,R10D,35] ; GET SERIAL #
MOVEM 1,SERIAL ;AND SAVE IT
;CHECK THAT MOL=1 AND WRL=0 OPERATOR SHOULD HAVE DONE THIS ALREADY
MOVE 1,R1D ;GET STATUS REG DATA
TRC 1,1B23
TRNN 1,1B23!1B24 ;CHECKS STATE OF VV & MOL
JRST PAKAK ;OK SO FAR. GO DO PACK ACK
MOVEI 1,[ASCIZ/
PLACE DRIVE ON LINE AND WRITE ENABLE/]
GO OPRACT ;TELL OPERATOR
JRST DRSTAT ;HE SAYS HE'S READY. CHECK.
;GET DEVICE FROM MONITOR AND ISSUE A PACK ACKNOWLEDGE
PAKAK: GO DEVREQ ;GET THE DEVICE
GO .RHCLR ;INIT RH
GO DRVCLR ;CLEAR THE DRIVE
GO PAKACK ;CALL ROUTINE TO ISSUE THE CMD
GO DRVCLR ;INIT DRIVE AGAIN
GO DEVREL ;RELEASE THE DEVICE
;REPORT SERIAL # OF DRIVE TO OPERATOR
SRLID: TEXTF [ASCIZ/
THE SERIAL # OF THE DRIVE IS - /]
MOVE 0,SERIAL ;GET THE SERIAL #
PNTBCD ;PRINT IT IN BCD
PCRL
PCRL
GET X ;RESTORE AC'S
GET 1
GET 0
RTN ;AND EXIT
XLIST
BOX <FUDGE -- RM03 "MAXBLK" ADJUSTER>,<
THIS ROUTINE MODIFIES THE ALREADY CALCULATED MAX BLOCK #
FOR RM03'S. THIS IS DONE IN VERIFY ONLY SO THAT THE ENTIRE
PACK WILL BE FORMATTED CORRECTLY BUT ONLY THOSE LOGICAL
BLOCKS THAT THE MONITOR KNOWS ABOUT WILL BE MAPPED.
THE MONITOR THROWS AWAY 2 BLOCKS PER CYLINDER. 2*823.=1646.
CALL SEQ:
GO FUDGE ;CALL THE ROUTINE
RTN ;RETURNS HERE. >
FUDGE: PUT 1 ;SAVE AC1
MOVE 1,NAME ;SIXBIT NAME OF DEV BEING USED
CAME 1,[SIXBIT/RM03/] ;RM03 ?
JRST .FX ;NO.
MOVE 1,MAXBLK ;YES. GET MAXIMUM BLOCK #
SUBI 1,^D1646 ;ADJUST IT
MOVEM 1,MAXBLK ;AND SAVE IT
.FX: GET 1 ;RESTORE THE AC
RTN ;AND EXIT
SUBTTL SNAPSHOT AND DUMP ROUTINES
XLIST
BOX <SNAPSHOT AND DUMP ROUTINES>,<
READS AND PRINTS RH AND RH STATUS
CALL SEQ:
GO XXXX ;XXXX IS "SNAP" OR "DUMP"
RTN ;+1 RTN ALWAYS TAKEN>
SNAP:SNAPA:SNAPS:
PUT 1 ;SAVE AC'S
PUT 2
HRLZI 2,^D-20 ;-CNT,,INDEX=0
SL: SETZM 1 ;CLEAR AC
TLO 1,(1B14) ;DONT REPORT REGISTER RAE'S
GO@ RDISP(2) ;READ APPROPRIATE STATUS
JFCL ;HANDLES MULTIPLE RETURNS
JFCL
MOVEM 1,CONIIN(2) ;SAVE RESULTS
AOBJN 2,SL ;LOOP TILL ALL DONE
GET 2 ;RESTORE AC'S
GET 1
RTN ;AND EXIT
DUMP:DUMPS:DUMPA:
SETOM SHMODE ;OCTAL PRINT FOR REG DUMP
PUT 1 ;SAVE AC'S
PUT 2
HRLZI 2,^D-20 ;-CNT,,INDEX=0
MOVE 1,CONIIN(2) ;GET DATA
GO CONIPT ;PRINT CONI DAA
AOBJN 2,.+1 ;ALWAYS CONTINUE
MOVE 1,CONIIN(2) ;GET DATA
GO REGPNT ;REGISTER PRINTER
AOBJN 2,.-2 ;LOOP TILL DONE
GET 2 ;RESTORE AC'S
GET 1
SETZM SHMODE ;LONG PRINT MODE AGAIN
RTN ;AND EXIT
PAGE
;STORAGE FOR RH AND DEVICE STATUS
CONIIN: Z ;FOR CONI DATA
STCRIN: Z ;FOR RH STCR
PTCRIN: Z ;FOR RH PTCR
IVRIN: Z ;FOR RH IVR
R0D: Z ;NOW FOR THE DRIVE REGISTERS
R1D: Z
R2D: Z
R3D: Z
R4D: Z
R5D: Z
R6D: Z
R7D: Z
R10D: Z
R11D: Z
R12D: Z
R13D: Z
R14D: Z
R15D: Z
R16D: Z
R17D: Z
;DISPATCH POINTERS TO VARIOUS STATUS INPUT ROUTINES
RDISP: .CONI ;DOES CONI
RDSTCR ;GET RH STATUS REGISTERS
RDPTCR
RDIVRG
RDRG00 ;GET DRIVE REGISTERS
RDRG01
RDRG02
RDRG03
RDRG04
RDRG05
RDRG06
RDRG07
RDRG10
RDRG11
RDRG12
RDRG13
RDRG14
RDRG15
RDRG16
RDRG17
SUBTTL HEADER DATA GENERATION ROUTINES
XLIST
BOX <CLRBUF -- ROUTINE TO SET THE BUFFER TO 0>,<
SETS THE PAGE BUFFER TO ALL ZERO'S
CALL SEQ:
GO CLRBUF ;CALL THE ROUTINE
RTN ;RTN HERE >
CLRBUF: PUT 1 ;SAVE THE AC
SETZM BUFFER ;CLEAR 1ST LOC
MOVE 1,[BUFFER,,BUFFER+1] ;A BLT WD
BLT 1,BUFFER+777 ;CLEARS THE WHOLE PAGE
GET 1 ;RESTORE THE AC
RTN ;AND EXIT
XLIST
BOX <GENW1 -- GENERATE WORST CASE DATA FOR RP04/5/6'S>,<
TAILORED TO THIS PGM... GENERATES 3 SECTORS OF WORST
CASE DATA IN THE BUFFER LEAVING HOLES (ZEROS) IN THE
HEADER WORDS FOR THE RP04/5/6. DRIVE SERIAL # IS WRITTEN
INTO KEY WORD #2 RIGHT JUSTIFIED.
CALL SEQ:
GO GENW1 ;CALL THE ROUTINE
RTN ;RTN IS HERE >
GENW1: PUT 1 ;SAVE THE AC
SETZM BUFFER ;CLR 1ST LOC
MOVE 1,SERIAL ;GET THE SERIAL #
MOVEM 1,BUFFER+1 ;PLUG INTO KEY WORD #2
;DO A 16 BIT/18 BIT MODE TEST AND BRANCH ACCORDINGLY
SKIPE MODE16 ;ARE WE IN 16 BIT MODE ?
JRST M16WCD ;YES. GO TO IT
MOVE 1,[WCDAT,,BUFFER+2] ;BLT PTR FOR WC DATA
BLT 1,BUFFER+11 ;FIRST 8 WD CYCLE IS COMPLETE
MOVE 1,[BUFFER+2,,BUFFER+12] ;FINISH OUT FIRST SECTOR
BLT 1,BUFFER+201 ;WITH WORST CASE DATA
THREST: MOVE 1,[BUFFER,,BUFFER+202] ;FOR NEXT 2 SECTORS
BLT 1,BUFFER+605 ;FILLS OUT SECOND AND 3RD SECTORS
GET 1 ;RECOVER THE AC
RTN ;EXIT
;THE 16 BIT MODE CODE
M16WCD: MOVE 1,[165555,,133333] ;WORST WORD FOR THIS MODE
MOVEM 1,BUFFER+2 ;SETS UP 1ST DATA WORD
MOVE 1,[BUFFER+2,,BUFFER+3] ;A BLT POINTER
BLT 1,BUFFER+201 ;DOES THE FIRST SECTOR
JRST THREST ;COMMON CODE DOES THE NEXT 2
;HERES THE WORST CASE 18 BIT MODE DATA PATTERN. AN 8 WORD CYCLE.
WCDAT: 726666,,666676
555555,,555753
333333,,337266
666666,,765555
555557,,533333
333372,,666666
667655,,555555
573333,,333333
XLIST
BOX <GENW2 -- GENERATE WORST CASE DATA FOR THE RM03'S>,<
TAILORED TO THIS PROGRAM... GENERATE 3 SECTORS OF WORST CASE
DATA IN THE BUFFER WITH THE HEADER WORDS LEFT BLANK.
CALL SEQ:
GO GENW2 ;CALL THE ROUTINE
RTN ;RETURNS HERE >
GENW2: PUT 1 ;SAVE THE AC
SETZM BUFFER ;CLEAR FIRST LOCATION
SKIPE MODE16 ;16 BIT MODE ?
JRST RM16M ;YES. GO TO IT
MOVE 1,[WCDAT,,BUFFER+1] ;NO. A POINTER FOR WORST CASE DATA
BLT 1,BUFFER+10 ;1ST 8 WORDS INTO THE DATA BUFFER
MOVE 1,[BUFFER+1,,BUFFER+11] ;FINISH OUT 1ST SECTOR
BLT 1,BUFFER+200 ;NOW.
RESTRM: MOVE 1,[BUFFER,,BUFFER+201] ;FOR THE NEXT 2 SECTORS
BLT 1,BUFFER+602 ;FILS OUT 2ND AND 3RD
GET 1 ;RESTORE THE AC
RTN ;AND EXIT
;THE 16-BIT MODE CODE
RM16M: MOVE 1,[165555,,133333] ;WORST CASE DATA
MOVEM 1,BUFFER+1 ;TO THE FIRST WORD
MOVE 1,[BUFFER+1,,BUFFER+2] ;DO FIRST SECTOR
BLT 1,BUFFER+200 ;1ST SECTOR DONE
JRST RESTRM ;GO DO 2ND AND THIRD
XLIST
BOX <UPDHD1 -- UPDATE HEADERS FOR THE RP04/5/6 & RM03>,<
MOVES THE PROPER HEADER WORD INTO THE PROPER BUFFER
LOCATIONS WITHIN THE WRITE BUFFER
CALL SEQ:
MOVE 2,ARG2 ;# OF BLOCKS (.LE. 3)
MOVE 1,ARG1 ;STARTING BLOCK #
GO UPDHD1 ;CALL THE ROUTINE
RTN ;RETURN IS HERE >
UPDHD1: PUT 1 ;SAVE THE AC'S
PUT 2
PUT 3
PUT 4
MOVE 3,2 ;GET COUNT TO AC3
MOVEI 4,BUFFER ;A BUFFER POINTER
UPDL1: SETZM 2 ;GETS CONVERSION ALLRIGHT
GO ADCON ;CONVRT TO REAL ADDR
SKIPE MODE16 ;IN 16-BIT MODE ?
TLO 2,(1B5) ;YES. SET THE FMT BIT
MOVEM 2,(4) ;PUT IN THE BUFFER
AOS 1 ;BUMP LOGICAL BLOCK #
ADD 4,BLKSIZ ;UPDATE BUFFER POINTER
SOJG 3,UPDL1 ;LOOP
GET 4 ;DONE. RESTORE THINGS
GET 3
GET 2
GET 1
RTN ;AND EXIT
SUBTTL ROUTINES TO GENERATE BAT BLOCK DATA
XLIST
BOX <RPBAT -- BAT BLOCK ROUTINE FOR RP04/5/6'S>,<
THIS ROUTINE BUILDS THE DATA IN THE BUFFER FOR EITHER OF
THE BAT BLOCKS FOR THESE DEVICES
CALL SEQ:
MOVE 1,ARG1 ;BAT BLOCK # (#2 OR #13)
GO RPBAT ;CALL THE ROUTINE
RTN ;RETURNS HERE >
RPBAT: PUT 1 ;SAVE THE AC
GO CLRBUF ;CLEAR THE BUFFER
MOVE 1,SERIAL ;GET THE SERIAL #
MOVEM 1,BUFFER+1 ;SAVE IN KEY WORD
MOVE 1,[SIXBIT/BAT/] ;A BLOCK IDENTIFIER
MOVEM 1,BUFFER+2 ;INTO 1ST DATA WORD
MOVE 1,[-172,,4] ;A POINTER FOR MONITOR
MOVEM 1,BUFFER+3 ;PUT IN THE BUFFER
MOVEI 1,606060 ;A TERMINATOR WORD
MOVEM 1,BUFFER+200 ;TO 2ND LAST WORD
GET 1 ;RECOVER BLOCK #
MOVEM 1,BUFFER+201 ;TO LAST WORD
RTN ;AND EXIT
XLIST
BOX <RMBAT -- BAT BLOCK ROUTINE FOR THE RM03>,<
THIS ROUTINE BUILDS BAT BLOCK DATA INTO THE BUFFER FOR
EITHER OF THE BAT BLOCKS.
CALL SEQ:
MOVE 1,ARG1 ;GET BLOCK# (#2 OR #13)
GO RMBAT ;CALL THE ROUTINE >
RMBAT: PUT 1 ;SAVE AC
GO CLRBUF ;CLEAR THE BUFFER
MOVE 1,[SIXBIT/BAT/] ;GET THE BLOCK IDENTIFIER
MOVEM 1,BUFFER+1 ;INTO 1ST DATA WORD
MOVE 1,[-172,,4] ;A POINTER FOR THE MONITOR
MOVEM 1,BUFFER+2 ;INTO 2ND DATA WORD
MOVEI 1,606060 ;A TERMINATOR WORD
MOVEM 1,BUFFER+177 ;TO 2ND LAST WORD
GET 1 ;GET BLOCK #
MOVEM 1,BUFFER+200 ;AND PLUG INTO LAST WORD
RTN ;AND EXIT
SUBTTL ROUTINE TO OUTPUT TIME
XLIST
BOX <TELTIM - - OUTPUT TIME ON TERMINAL>,<
CALL SEQ:
GO TELTIM ;THE CALL
RTN ;RTN IS HERE >
TELTIM: PUT 1 ;SAVE AC'S
PUT 2
PUT 3
MOVEI 1,.PRIOU ;TERM IS OUTPUT DEV
SETOM 2 ;-1 IS CURRENT TIME
SETZM 3 ;OUTPUT DATE + TIME
ODTIM ;HERE'S THE JSYS
ERCAL [RTN] ;ERROR NOT SIGNIFICANT
GET 3 ;RESTORE AC'S
GET 2
GET 1
RTN ;AND EXIT
SUBTTL ROUTINES TO HANDLE PROGRAMS PROGRESS REPORT
XLIST
BOX <IPRPT -- INIT VARIABLES FOR THE PROGRESS REPORTER>,<
CALCULATES VARIABLES SO WE CAN REPORT PROG PROGRESS AT
VARIABLE PERCENTAGES OF COMPLETION BASED ON BLOCKS
TRANSFERRED.
CALL SEQ:
MOVE 1,ARG1 ;% OF PROGRESS TO REPORT
MOVE 2,ARG2 ;MAXIMUM BLOCK #
GO IPRPT ;CALL THE ROUTINE
RTN ;EXIT >
IPRPT: PUT 1 ;SAVE AC
PUT 2
CAILE 1,0 ;RANGE CHK PERCENTAGE
CAILE 1,^D100
MOVEI 1,^D100 ;USE 100 IF OUT OF RANGE
MOVEM 2,BMAX ;SAVE MAX BLOCK
MOVEM 1,PCNT ;SAVE PERCENTAGE
MOVEI 1,^D100 ;100%
IDIV 1,PCNT ;CALC # OF INTERVALS
MOVEM 1,INT ;TOTAL # OF INTERVALS
MOVEI 1,1 ;1
MOVEM 1,CINT ;INIT CURRENT INTERVAL
MOVE 1,BMAX ;GET MAX BLOCK #
ADDI 1,1 ;+1
IDIV 1,INT ;GETS BLOCKS PER INTERVAL
MOVEM 1,DELTA ;SAVE IT
MOVEM 1,CKPNT ;AND ESTABLISHES FIRST CKPNT
GET 2 ;RESTORE
GET 1
RTN ;EXIT
;VARIABLES
PCNT: Z ;PERCENTAGE
CINT: Z ;CURRENT INTERVAL
INT: Z ;TOTAL # OF INTERVALS
DELTA: Z ;SIZE OF INTERVAL IN BLOCKS
CKPNT: Z ;NEXT CHECKPOINT TO REPORT
BMAX: Z ;COPY OF MAX BLOCK #
XLIST
BOX <PRPT -- REPORT PROGRESS IF NECESSARY>,<
REPORT WHEN PREDETERMINED PERCENTAGE OF PACK HAS BEEN
FORMATTED OR VERIFIED. (SEE: IPRPT)
ROUTINE ASSUMES CURRENT BLOCK # IS IN "SBLK"
CALL SEQ:
GO PRPT ;CALL ROUTINE
RTN ;RETURNS HERE >
PRPT: PUT 0 ;SAVE AC
MOVE 0,SBLK ;GET STARTING BLOCK
CAMG 0,CKPNT ;TIME TO REPORT ?
JRST PRPTX ;NO. EXIT
;REPORT THAT WE'VE REACHED A MILSTONE
GO CTRLT ;USE SAME PRINTER AS A CTRL-T
JFCL ; SOFTWARE INTERRUPT.....
;NOW UPDATE INTERVAL AN NEXT CHECKPOINT CORRECTLY
MOVE 0,CINT ;GET CURRENT INTERVAL
CAMG 0,INT ;GREATER THAN TOTAL ?
AOS CINT ;NO. INCREMENT IT
MOVE 0,DELTA ;GET SIZE OF INCREMENT
ADDM 0,CKPNT ;SET NEXT CHECKPOINT
PRPTX: GET 0 ;RESTORE
RTN ;EXIT
SUBTTL ROUTINE TO ENABLE PROCESS CAPABILITIES
XLIST
BOX <ENABLE -- ENABLE CAPABILITIES OF THIS PROCESS>,<
FIRST READ CAPABILITIES AND THEN ENABLE THEM. SAME AS
TYPING "ENA" FROM EXEC LEVEL.
CALL SEQ:
GO ENABLE ;CALL
RTN ;RETURNS HERE >
ENABLE: PUT 1 ;SAVE AC'S
PUT 2
PUT 3
MOVEI 1,.FHSLF ;PROCESS HANDLE
RPCAP ;READ CAPABILITIES
ERCAL [RTN] ;IGNORE ERRORS
MOVE 3,2 ;GET CAPABILITIES TO AC3
EPCAP ;NOW ENABLE
ERCAL [RTN] ;IGNORE ERRORS
GET 3 ;RESTORE
GET 2
GET 1
RTN ;EXIT
SUBTTL ROUTINE TO PRINT A HELP FILE ON THE TERMINAL
XLIST
BOX <HELP -- READ AND OUTPUT FORMAT.HLP ON TTY>,<
PROGRAM LOOKS SEVERAL PLACES FOR THE HELP FILE:
A. SYS:FORMAT.HLP
B. HLP:FORMAT.HLP
C. FORMAT.HLP (LOGGED IN DIRECTORY)
CALL SEQ:
GO HELP ;CALL THE ROUTINE
RTN ;RETURNS HERE>
HELP: PUT 3 ;SAVE AC'S
PUT 2
PUT 1
SETOM 3 ;INIT INDEX REG TO -1
HLPLP: AOS 3 ;BUMP INDEX REG
MOVE 2,HTBL(3) ;GET POINTER FROM THE TABLE
JUMPE 2,[TEXTF [ASCIZ/
FILE NOT FOUND - FORMAT.HLP
/]
JRST HELPX ] ;ERROR IN GETTING JFN
MOVSI 1,(GJ%OLD!GJ%FLG!GJ%SHT) ;FLAGS
SETZM ERFLG ;CLEAR ERROR FLAG
GTJFN ;GET A JFN
ERCAL [SETOM ERFLG
RTN ] ;SET ERROR FLAG
JUMPN ERFLG,HLPLP ;LOOP IF WE GOT AN ERROR
HRRM 1,JFN# ;SAVE THE JFN
MOVE 2,[7B5!OF%RD!OF%THW!OF%PLN] ;FLAGS
HRRZ 1,JFN ;GET JFN
HOPEN: OPENF ;OPEN THE FILE
ERCAL FILEER ;ERROR
JUMPN ERFLG,HELPX ;ERROR. EXIT
HXFR: HRRZ 1,JFN ;GET FILE I.D.
BIN ;READ A BYTE
ERCAL [SKIPN 2
RTN
GO FILEER
RTN ]
JUMPN ERFLG,HCLOSE ;IF ERROR, CLOSE FILE
JUMPE 2,HCLOSE ;0 BYTE MEANS WE'RE DONE
MOVEI 1,.PRIOU ;TTY FOR OUTPUT
BOUT ;OUTPUT ON TTY
ERCAL FILEER ;ERROR
JUMPN ERFLG,HCLOSE ;IF ERROR, CLOSE THE FILE
JRST HXFR ;LOOP TILL DONE
PAGE
;CLOSE THE FILE
HCLOSE: HRRZ 1,JFN ;GET THE JFN
CLOSF ;CLOSE THE FILE
ERCAL FILEER ;ERROR
HELPX: SETZM ERFLG ;CLEAR LOCAL ERROR FLAG
GET 1 ;RESTORE
GET 2
GET 3
RTN ;AND EXIT
;TABLE OF POINTERS. WHERE TO LOOK FOR THE HELP FILE
HTBL: -1,,[ASCIZ/SYS:FORMAT.HLP/]
-1,,[ASCIZ/HLP:FORMAT.HLP/]
-1,,[ASCIZ/FORMAT.HLP/]
Z ;MARKS THE END OF THE TABLE
SUBTTL ROUTINES TO DEAL WITH THE DEVICE AS A STRUCTURE
XLIST
BOX <FIND - - FIND DEVICE USING MSTR JSYS>,<
THIS ROUTINE IS PASSED THE SIXBIT NAME OF THE DEVICE THE
OPERATOR WANTS TO USE. HAVING THE NAME IT INTERROGATES
THE SYSTEM RESOURCES FOR AN AVAILABLE DRIVE OF THAT TYPE.
AFTER FINDING A DRIVE IT ASKS THE OPERATOR TO MOUNT HIS PACK
AND CYCLE UP THE DRIVE. THIS ROUTINE WILL NOT RETURN IF
IT DOES NOT FIND A USEABLE DEVICE OF THE DESIRED TYPE BUT
FATALS BACK TO THE MONITOR. THIS SEEMS REASONABLE SINCE THE
PROGRAM CAN DO NOTHING MORE ANYHOW.
IN ORDER FOR THE DEVICE TO BE USEABLE IT MUST BE ....
1. A DISK OF THE RIGHT TYPE (RP05 AND RP04'S ARE INTERCHANGABLE)
2. THE DEVICE MUST NOT BE PART OF A STRUCTURE.
3. THE DEVICE MUST NOT BE IN USE BY AN ON LINE DIAGNOSTIC
4. THE UNIT MUST BE OFF-LINE
5. THE OPERATOR MUST CONFIRM THE SELECTION ONCE A CANDIDATE IS FOUND.
CALL SEQ:
MOVE 1,[SIXBIT/NAME/]
GO FIND ;CALL THE ROUTINE
RTN ;RETURN >
FIND: PUT 0 ;SAVE THE AC'S
PUT 1
PUT 2
PUT X
MOVE 2,1 ;GET THE NAME TO AC1
MOVEI 1,NAMTBL ;GET TABLE POINTER
GO TSCAN ;LOOK UP THE NAME
FATAL ;NOT FOUND
MOVEM 1,INDEX ;SUSPECT THIS WAS ALREADY DONE
MOVEI X,ARGBLK ;GET ADDR OF ARG BLOCK FOR INDEX
SETOM .MSRCH(X) ;-1 TO CHAN ENTRY OF BLOCK
SETOM .MSRCT(X) ;-1 TO CONTROLLER ENTRY OF BLOCK
SETOM .MSRUN(X) ;-1 TO UNIT ENTRY OF BLOCK
FINDN: SETZM .MSRST(X) ;CLEAR STATUS ENTRY OF BLOCK
MOVE 2,[ARGBLK+.MSRST,,ARGBLK+.MSRST+1] ;BLT POINTER
BLT 2,ARGBLK+ARGLN-1 ;CLEAR THE REST OF THE BLOCK
MOVE 1,[.MSRLN,,.MSRNU] ;TO GET STATUS OF THE NEXT UNIT
MOVEI 2,ARGBLK ;ADDR OF THE ARGUMENT BLK
MS: MSTR ;DO THE JSYS
MSR1: ERCAL FINDER ;CALL THE ERROR HANDLER FOR THIS JSYS
MSR2: CAIN 2,MSTX27 ;ERR (IS THE UNIT A DISK ?)
JRST FINDN ;UNIT NOT A DISK. TRY FOR ANOTHER
PAGE
;WE HAVE A DISK. MAKE SURE IT MEETS ALL REQUIREMENTS TO BE USEABLE
MOVE 1,.MSRST(X) ;GET UNIT STATUS FROM THE ARGUMENT BLK
TLNE 1,(MS%MNT) ;ALREADY PART OF A STRUCTURE ?
STROK: JRST FINDN ;YES. TRY FOR ANOTHER
TLNE 1,(MS%DIA) ;BEING USED BY AN ON-LINE DIAG ?
DIAOK: JRST FINDN ;YES. TRY FOR ANOTHER
TLNN 1,(MS%OFL) ;IS THE UNIT OFF-LINE
ONOK: JRST FINDN ;NO. TRY FOR ANOTHER
LDB 0,[POINT 9,1,17] ;GET THE MONITOR DRIVE TYPE
;SOME SPECIAL CODE TO TREAT RP04'S AND 5'S INTERCHANGEABLY
MOVE 1,-2(P) ;GET THE SIXBIT NAME
CAMN 1,[SIXBIT/RP04/] ;IS IT RP04 ?
JRST LK45 ;YES GO CKECK FOR CORRECT TYPE
CAME 1,[SIXBIT/RP05/] ;IS IT RP05 ?
JRST OTHR ;SOMTHING BESIDES RP04 OR RP05
LK45: CAIN 0,.MSRP4 ;IS IT AN RP04 ?
JRST DIAL ;YES. GO DO DIALOGUE
CAIE 0,.MSRP5 ;IS IT AN RP05 ?
JRST FINDN ;NOPE. TRY FOR ANOTHER DRIVE
JRST DIAL ;YES. GO DO DIALOGUE
;TEST FOR DRIVES OTHER THAN RP04'S AND 5'S
OTHR: MOVE 3,INDEX ;GET INDEX VALUE
CAME 0,MSTYPE(3) ;TABLE LOOKUP AND TEST
JRST FINDN ;NO MATCH. TRY NEXT DRIVE
;FOUND A CANDIDATE. SEE IF OPERATOR GIVES THE OK
DIAL: MOVE DRIVE,.MSRUN(X) ;GET DRIVE #
MOVE MBCN,.MSRCH(X) ;GET CHAN # FROM ARG BLOCK
ROT MBCN,^D-10 ;START TO CONVRT TO A DEVICE CODE
ADD MBCN,[054000,,0] ;CONVERT TO DEVICE CODE
TEXTF [ASCIZ/THE FOLLOWING UNIT IS AVAIL. /]
GO TELWHO ;IDENTIFY THE DEVICE
TEXTF [ASCIZ/
DO YOU WISH TO USE THIS ONE ?/]
GO QSTN ;ASK THE QUESTION
FATAL ;TIMEOUT
JRST FINDN ;ANSWER NO. GET ANOTHER
JFCL ;ANS WAS YES.
MOVEI 1,[ASCIZ/
CYCLE UP PACK TO BE FORMATTED AND WRITE ENABLE THE DRIVE/]
GO OPRACT ;WAIT TILL HE FINISHES
GET X ;REXTORE THINGS
GET 2
GET 1
GET 0
RTN
XLIST
BOX <CHKNAM - - ADDITIONAL DATA PROTECTION ROUTINE>,<
DOES AN MSTR JSYS TO GET STATUS AFTER THE PACK IS ON LINE
IF THE PACK HAS A VALID NAME IT WILL REQUIRE THE USER TO
CONFIRM BEFORE CONTINUING WITH THE FORMAT OPERATION. THIS
IS HIS LAST CHANCE. IF IT CANT RECOGNIZE THE PACK NAME IT
WILL PROCEED WITHOUT REQUIRING CONFIRMATION.
CALL SEQ:
GO CHKNAM ;CALL THE ROUTINE
RTN1 ;ABORT OPERATION
RTN2 ;CONTINUE AS ORDERED >
CHKNAM: PUT 1 ;SAVE AC'S
PUT 2
SETZM ARGBLK ;CLEAR 1ST LOCATION
MOVE 1,[ARGBLK,,ARGBLK+1] ;A BLT POINTER
BLT 1,ARGBLK+ARGLN-1 ;CLEAR ENTIRE BLOCK
GO CLRBUF ;NOW CLEAR DATA BUFFER
MOVEI 2,ARGBLK ;A POINTER TO THE BLOCK
LDB 1,[POINT 3,MBCN,9] ;GET THE CHANNEL #
MOVEM 1,.MSRCH(2) ;PUT IN ARGUMENT BLOCK
SETOM .MSRCT(2) ;-1 TO WD-1 OF THE BLOCK
MOVEM DRIVE,.MSRUN(2) ;PLUG IN THE DRIVE #
HRROI 1,BUFFER ;USE DATA BUFFER TO SAVE PACK NAME
MOVEM 1,.MSRSN(2) ;PUT POINTER IN THE BLOCK
MOVE 1,[.MSRLN,,.MSRUS] ;BLOCK LENGTH AND FUNCTION
MSTR ;READ THE STATUS
ERCAL [GO MOUER
FATAL]
;GET STATUS FROM THE BLOCK, TEST, ACT ACCORDINGLY
MOVEI 2,ARGBLK ;POINTER TO THE BLOCK
MOVE 1,.MSTFL(2) ;GET THE FLAGS
TLNE 1,(MS%BBB!MS%HBB) ;HOME OR BAT BLOCK BAD ?
JRST CXN1 ;YES. (AT LEAST ONE)
TEXTF [ASCIZ/
PACK NAME IS: /]
TEXTF BUFFER ;PRINT NAME OUT OF BUFFER AREA
TEXTF [ASCIZ/
ARE YOU SURE YOU WANT IT RE-FORMATTED ? /]
GO QSTN ;ASK THE QUESTION
FATAL ;TIMEOUT
SKIPA ;ANSWER NO. TAKE RTN-1
CXN1: AOS -2(P) ;BUMP FOR RTN-2
CXN2: GET 2 ;RESTORE
GET 1
RTN ;RETURN
PAGE
;HERE IS THE ARGUMENT BLOCK FOR THE MSTR JSYS
ARGLN=.MSRLN ;.MSRLN IS LONGEST. WORKS FOR ALL
ARGBLK: BLOCK ARGLN ;DEFINE THE BLOCK
;ERROR HANDLER FOR THE GET NEXT UNIT JSYS
FINDER: MOVEI 1,400000 ;SET UP PROCESS HANDLE
GETER ;GET ERROR CODE
ERCAL [RTN]
HRRZ 2,2 ;ERROR CODE IN AC2 (RIGHT)
CAIN 2,MSTX27 ;IS THE UNIT A DISK ?
RTN ;NO. THEN GO BACK AND LOOK FURTHER
CAIN 2,MSTX18 ;NO MORE UNITS FOUND ?
JRST EXHAU ;EXHAUSTED POSSIBILITIES
MOVE 1,2 ;ERROR CODE TO AC1
GO JSYSE1 ;HANDLE OTHER JSYS ERROR CONDITIONS
FATAL ;AND BACK TO THE MONITOR
;FIELD ERRORS FROM THE MOUNT ATTEMPT AND VARIOUS FILE TYPE JSYS'S
FILEER:
MOUER: SETOM ERFLG ;FLAG THE FACT
MOVEI 1,400000 ;PROCESS HANDLE
GETER ;GET THE ERROR
ERCAL [RTN]
MOVE 1,2 ;ERROR CODE TO AC1
GO JSYSE1 ;GO REPORT
RTN ;THEN RETURN
;FIELD ERRORS FROM MOUNT COUNT INCREMENT ATTEMPT
MCTER: GO MOUER ;USE OTHER ROUTINE
FATAL ;GIVE UP
EXHAU: TEXTF EXHM ;A FATAL MSG AN REASONS
FATAL
JRST START
PAGE
;MSG PRINTED WHEN PGM CAN'T LOCATE A USEABLE DRIVE
EXHM: ASCIZ/
SORRY - THERE ARE NO DRIVES OF THIS TYPE ON THE SYSTEM THAT ARE
AVAILABLE FOR USE IT THIS TIME. THE DRIVE MUST BE OFF-LINE AND NOT
IN USE BY AN ON-LINE DIAGNOSTIC TO BE SELECTED. TRY AGAIN LATER.
/
SUBTTL CODE TO SUPPORT CTRL-C & CTRL-T SOFTWARE INTERRUPTS
XLIST
BOX <SINON - TURN ON AND ENABLE FOR SOFTWARE INTERRUPTS.>,<
CTRL-C AND CTRL-T ARE ENABLED.
CALL SEQ:
GO SINON ;CALL THE ROUTINE
RTN ;RTN >
SINON: PUT 1 ;SAVE AC'S
PUT 2
SETZM CCFLG# ;CONTROL-C FLAG
SETZM CTFLG# ;CONTROL-T FLAG
CIS ;CLEAR INT SYSTEM
MOVEI 1,.FHSLF ;PROCESS HANDLE
MOVE 2,[LEVTAB,,CHNTAB] ;IDENTIFY THE TABLES
SIR ;MAKE THEM KNOWN TO MONITOR
ERCAL [RTN]
EIR ;ENABLE INTERRUPT SYSTEM
ERCAL [RTN]
MOVE 1,[.TICCC,,0] ;CTRL-C TO CHAN-0
ATI ;LET MONITOR KNOW
ERCAL [RTN]
MOVE 1,[.TICCT,,1] ;CTRL-T TO CHAN-1
ATI ;LET MONITOR KNOW
ERCAL [RTN]
MOVEI 1,.FHSLF ;THIS PROCESS
MOVSI 2,600000 ;IDENTIFIES CHANNELS 0 & 1
AIC ;ACTIVATE SELECTED CHANNELS
ERCAL [RTN]
SETOM SINTON# ;FLAG SAYS WERE NOW ON
GET 2 ;RESTORE
GET 1
RTN ;EXIT
XLIST
BOX <SINOFF - - DEACTIVATE CTRL-C & CTRL-T INTERRUPTS>,<
CALL SEQ:
GO SINTOFF ;CALL IT.
RTN ;RTN IS HERE >
SINOFF: PUT 1 ;SAVE THINGS
PUT 2
MOVEI 1,.FHSLF ;CURRENT PROCESS
MOVSI 2,600000 ;FOR CHANNELS 0 & 1
DIC ;DISABLE THEM
ERCAL [RTN]
SETZM CCFLG ;CLEAR CTRL-C FLAG
SETZM CTFLG ;AND CTRL-T FLAG
SETZM SINTON ;FLAG NOW SAYS WE'RE OFF
GET 2 ;RESTORE
GET 1
RTN ;EXIT
;HERE ARE THE NECESSARY SOFTWARE INTERRUPT TABLES
CHNTAB: 1,,CCSERV ;POINTER TO CTRL-C SERVICE
1,,CTSERV ;POINTER TO CTRL-T SERVICE
BLOCK ^D34 ;NEXT 34 CHANNELS UNUSED
LEVTAB: PCL1 ;POINTS TO WHERE LEVEL 1 P.C. SAVED
Z ;LEVELS 2 & 3 ARE NOT USED
Z
PCL1: Z ;P.C. STORED HERE
XLIST
BOX <CCSERV - CTSERV APPROPRIATE SERVICE ROUTINES>,<
CALL SEQ:
THERE IS NONE. WE ARRIVE HERE WITH THE OCCURANCE OF A SOFT-
WARE INTERRUPT........ >
CCSERV: SETOM CCFLG ;SET THE CONTROL-C FLAG
DEBRK ;DISMISS INTERRUPT
CTSERV: SETOM CTFLG ;SET THE CONTROL-T FLAG
DEBRK ;DISMISS THE INTERRUPT
XLIST
BOX <SINTCK - CHECK FOR OCCURANCE OF INTERRUPT>,<
CHECKS THE 2 INTERRUPT FLAGS AND SERVICES THEM IF NECESSARY
CALL SEQ:
GO SINTCK ;CALL THE ROUTINE
RTN ;RETURNS HERE >
SINTCK: SKIPE CCFLG ;CTRL-C FLAG SET ?
PJRST CTRLC ;YES. GO SERVICE IT
SKIPE CTFLG ;CONTROL-T FLAG SET ?
PJRST CTRLT ;YES. SERVICE IT
RTN ;EXIT
;CTRL-C ORDERLY SHUTDOWN AND CONTINUE CODE
CTRLC: RESET ;GENERAL CLEAR
HALTF ;BACK TO MONITOR
JRST .+1 ;HERE IF USER TYPES CONTINUE
GO ENABLE ;ENABLE PRIV ONCE MORE
SETZM CCFLG ;CLEAR CTRL-C FLAG
SKIPE SINTON ;WERE SOFT INT ON. ?
GO SINON ;YES. TURN EM' ON AGAIN
RTN ;RETURN TO PROGRAM
;CTRL-T REPORT PROGRESS TO APPROX 1% ACCURACY
CTRLT: SETZM CTFLG ;CLEAR CTRL-T FLAG
PUT 0 ;SAVE
PUT 1
GO TELTIM ;TELL TIME
TEXTF [ASCIZ/ OPERATION /]
MOVE 0,SBLK ;GET START BLOCK
IMULI 0,^D100 ;*100.
IDIV 0,MAXBLK ;CALCULATE PERCENTAGE
SKIPGE 0,0 ;IF NEG MAKE = 0
MOVEI 0,0 ;NOW = 0
CAIGE 0,^D10 ;DOUBLE DIGIT VALUE ?
TEXTF [ASCIZ/ /] ;NO. PAD IT
GO PSDN ;PRINT PERCENTAGE
TEXTF [ASCIZ/% COMPLETED. CURRENT BLOCK #/]
SKIPGE 0,0 ;IF NEG. MAKE = 0
MOVEI 0,0 ;NOW = 0
MOVE 0,SBLK ;GET CURRENT BLOCK
GO PSDN ;PRINT AS SIGNED DECIMAL #
PCRL ;SPACE TO NEXT LINE
GET 1 ;RESTORE
GET 0
RTN ;EXIT
SUBTTL PGM STORAGE FOR TABLES AND KEY VARIABLES
PAGE
;NAMES OF THE SUPPORTED DEVICES
NAMTBL: SIXBIT /RP04/
SIXBIT /RP05/
SIXBIT /RP06/
Z ;TERMINATE UNTIL RM03 IS SUPPORTED
SIXBIT /RM03/
Z
;MAXIMUM CYLINDER NUMBERS FOR THE DEVICES
CYLS: ^D410 ;RP04
^D410 ;RP05
^D814 ;RP06
^D822 ;RM03
Z
;MAXIMUM SURFACE NUMBERS FOR THE DEVICES
SURS: ^D18 ;RP04
^D18 ;RP05
^D18 ;RP06
^D4 ;RM03
Z
;MAXIMUM SECTOR NUMBERS FOR THE DEVICES IN 18 BIT MODE
SEC18: ^D19 ;RP04
^D19 ;RP05
^D19 ;RP06
^D29 ;RM03
Z
;MAXIMUM SECTOR NUMBERS FOR THE DEVICES IN 16 BIT MODE
SEC16: ^D21 ;RP04
^D21 ;RP05
^D21 ;RP06
^D31 ;RM03
Z
;WORDS PER SECTOR WRITTEN DURING WRITE HEADER OPERATIONS
WDSPS: ^D130 ;RP04
^D130 ;RP05
^D130 ;RP06
^D129 ;RM03
Z
PAGE
;TABLE OF POINTERS TO ROUTINES THAT WILL GENERATE 3 SECTORS
;OF WORST CASE DRIVE DATA IN THE WRITE BUFFER
WCDTB: GENW1 ;FOR RP04
GENW1 ;FOR RP05
GENW1 ;FOR RP06
GENW2 ;FOR RM03
Z
;TABLE OF POINTERS TO ROUTINES THAT WILL PLUG PROPER HEADER
;WORDS INTO THE WRITE BUFFER. FOR UP TO 3 SECTORS WORTH OF
;DATA. SEE THE WRITE UP FOR "UPDHD1" FOR A DESCRIPTION OF
;WHAT IS EXPECTED OF THE ROUTINE.
UPDAT: UPDHD1 ;FOR THE RP04
UPDHD1 ;FOR THE RP05
UPDHD1 ;FOR THE RP06
UPDHD1 ;FOR THE RM03
Z
;POINTERS TO ROUTINES FOR BUILDING BAT BLOCK DATA IN THE BUFFER
BATDAT: RPBAT ;FOR RP04
RPBAT ;FOR RP05
RPBAT ;FOR RP06
RMBAT ;FOR RM03
Z
PAGE
;THIS TABLE SHOWS MONITOR TRANSLATION OF DRIVE TYPES AS THEY
;ARE RETURNED IN THE ARGUMENT BLOCK OF THE "MSTR" JSYS FOR
;FUNCTIONS ".MSRNU" OR ".MSRUS" . THESE TYPES COME FROM BITS
;09 THRU 17 OF WORD ".MSRST" OF THE ARG BLOCK
MSTYPE: .MSRP4 ;FOR AN RP04
.MSRP5 ;FOR AN RP05
.MSRP6 ;FOR AN RP06
11 ;(.MSRM3 NOT YET IN MONSYM)
Z ;THE END OF THE TABLE
;DERIVED VARIABLES (CALCULATED AT START UP TIME)
MAXCYL: Z ;MAX CYLINDER NUMBER
MAXSUR: Z ;MAX SURFACE NUMBER
MAXSEC: Z ;MAX SECTOR NUMBER
MAXBLK: Z ;MAX BLOCK NUMBER
BLKTOT: Z ;TOTAL BLOCKS THIS PACK
BLKTRK: Z ;TOTAL BLOCKS PER TRACK
BLKSUR: Z ;TOTAL BLOCKS PER SURFACE
BLKCYL: Z ;TOTAL BLOCKS PER CYLINDER
;NUMBER OF WORDS PER BLOCK DURING WRITE HEADER OPERATION
BLKSIZ: Z ;DURING FORMAT OPERATION ONLY
;THE 16 BIT MODE FLAG
MODE16: Z ;0 IMPLIES 18 BIT MODE
;NAME OF DEVICE BEING FORMATTED
NAME: Z ;IN SIXBIT
;INDEX INTO TABLES (DERIVED FROM TYPE OF DEVICE)
INDEX: Z ;A SMALL NUMBER
;SERIAL NUMBER OF DRIVE WE'RE FORMATTING ON
SERIAL: Z ;THIS IS A BCD NUMBER
PAGE
;HERE IS THE CCW BUFFER AREA
CBUFF: BLOCK 10 ;MORE THAN ENOUGH STORAGE
;SET UP A PATCH AREA
PATCH: BLOCK 100
;HERE IS THE DATA BUFFER LOCATED TO EVEN PAGE
LOC <.+777>&777000
E:
BUFFER: BLOCK 1000 ;A FULL PAGE WORTH
RELOC BUFFER+1000
END START