Cpclock

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CPCLOCK  CSECT RESIDENT
************************************************************************
*                                                                      *
*     COPYRIGHT (C) SIEMENS AG  1988                                   *
*     COPYRIGHT (C) SIEMENS NIXDORF INFORMATIONSSYSTEME AG  1990       *
*     ALL RIGHTS RESERVED                                              *
*                                                                      *
************************************************************************
* BEI ANSPRUNG VON CPKMASK MUSS R8 HOECHSTWERTIGES BYTE MIT X'FF'
* VERSOGT SEIN.
** V2.0A03
* DIREKTER ANSPRUNG CPKMASK WEGEN UEBERSCHREIBER SAVEREGISTER
* (KOORDINATION STXIT - CONTINGENCY)
*
* >>>>>>>> ACHTUNG !! ACHTUNG !!!!  <<<<<<<<<<<<<<<<<<<<<<<<<<<<
* >>>>> ABSOLUTE ADRESSBERECHNUNG !! ZWISCHEN 'CLKBAS <-> CLKRET'
* >>>>>>>> ACHTUNG !! ACHTUNG !!!!  <<<<<<<<<<<<<<<<<<<<<<<<<<<<
*
** V2.0A02
* TIMER STXIT FUER AUTOMATISCHEN LOCK. WIRD JEDE MINUTE (UNGENAUIG-
* KEIT) ANGESPRUNGEN.
** V2.0A00
         PRINT NOGEN,BASE
*----------------------------------------------------------------------*
****     INIT REGISTERS                                             ****
*----------------------------------------------------------------------*
         SPACE
R0       EQU   0
R1       EQU   1
R2       EQU   2
R3       EQU   3
R4       EQU   4
R5       EQU   5
R6       EQU   6
R7       EQU   7
R8       EQU   8
R9       EQU   9
R10      EQU   10
R11      EQU   11
R12      EQU   12
R13      EQU   13
R14      EQU   14
R15      EQU   15
*---------------------------------------------------------------------*
         GPARMOD 31
CPCLOCK  AMODE ANY
CPCLOCK  RMODE ANY
##BAL    OPSYN ##BAS
##BALR   OPSYN ##BASR
*---------------------------------------------------------------------*
         USING *,R15
         USING USEREIN,R4
         USING STATEIN,R3
         USING CLKBAS,R2
CLKBAS   BASR  R2,0
         BCTR  R2,R0
         BCTR  R2,R0
         DROP  15
         B     BEGCLK
         EXTRN STATANFA
         EXTRN STATENDA
         EXTRN TERMOUTA
         EXTRN LOCKTIM
         EXTRN Z3
         EXTRN Z4
         EXTRN Z5
         ENTRY CLKBAS
*----------------------------------------------------------------------*
***      S T X I T  -  ROUTIENE                                      ***
*----------------------------------------------------------------------*
BEGCLK   EQU   *
         L     R13,=A(STATANFA)
         L     R14,=A(STATENDA)
         L     R3,0(R13)
         L     R4,0(R14)
         STCK  XCLOCK
         L     R10,XCLOCK
         L     R14,=A(LOCKTIM)
         SL    R10,0(R14)          BINAER LOCKTIM
CLKLOOP  EQU   *
         LA    R3,X'100'(R3)
         CLI   STATPNA,X'00'
         BE    CLKNIL
         L     R11,STATCLK
         SLR   R11,R10
         BL    CLKLOCK          LOCK DURCHFUEHREN
CLKNIL   EQU   *
         CR    R3,R4
         BNL   CLKEND
         B     CLKLOOP
CLKEND   EQU   *
         EXIT
*----------------------------------------------------------------------*
CLKLOCK  EQU   *
         CLI   STAPWSAV,X'40'
         BNH   CLKLOOP       KEIN PASSWORT
         CLI   STATPW,X'40'
         BH    CLKLOOP       IN STATE LOCK
         L     R14,=A(Z5)
         MVI   0(R14),X'00'      DUNKEL
         L     R14,=A(Z3)
         MVI   0(R14),X'00'      KEIN CMD
         L     R14,=A(Z4)
         MVI   0(R14),X'00'      KEINE KMASK
         MVC   STATPW(8),STAPWSAV
         STM   R1,R12,CLKRSAV
         CONTXT STACKR=(R8,R9,R10,R11,R12),OWNR=(R8,R9,R10,R11,R12)
         L     R15,=A(TERMOUTA)
         L     R15,0(R15)
         L     R13,=V(CPKMASK)
         L     R8,XFF              FUER CPKMASK
         BASR  R7,R13
CLKRET   BASR  R2,R0       BASISREG NEU LADEN
*        LA    R1,180      X'B4' ADRESSPEGEL 'CLKRET'
         LA    R1,CLKRET-CLKBAS  ADRESSPEGEL 'CLKRET'
         SR    R2,R1       SUBTRACT DISTANCE FROM CLKBAS TO CLKRET
         BCTR  R2,R0
         BCTR  R2,R0
         LM    R1,R12,CLKRSAV
         LTR   R15,R15   <> 0       FEHLER GES. IN MODUL CPKMASK??
         BZ    CLKMEND
         BAS   R13,CLFEHLER
CLKMEND  EQU   *
         B     CLKNIL
*----------------------------------------------------------------------*
         DS    F
CLFEHLER EQU   *
         ST    R13,CLFEHLER-4
         ST    R15,CRR15
         UNPK  CRRR15,CRR15(5)
         TR    CRRR15,CX-240
         WROUT CRRMSG,CTERME
CTERME   L     R13,CLFEHLER-4
         BR    R13
*----------------------------------------------------------------------*
CRRMSG   DC    Y(CRRMSGE-CRRMSG)
         DC    C'   %  ZCP0006 CP-ERROR AT:'
CRRTEXT  DC    CL20'CLK/STX/KMASK'
         DC    C'  RC:'
CRRR15   DS    L9
CRR15    DS    F
CRRMSGE  EQU   *-1
         ORG
         DS    CL200
         DS    0F
CX       DC    C'0123456789ABCDEF'
*----------------------------------------------------------------------*
         DS    0F
CLKRSAV  DS    12F
XCLOCK   DS    D
         DS    0F
XFF      DC    X'FF000000'
*---------------------------------------------------------------------*
***      D S E C T S                                                ***
*---------------------------------------------------------------------*
*----    ZENTRALE TABELLEN  ------------------------------------------*
         STATEIN
         EJECT
         USEREIN
*---------------------------------------------------------------------*
         END