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Text File  |  1988-01-05  |  799b  |  18 lines
  1. *********************************************************************
  2. *
  3. *  PSW.DOC - PC/370 LOW MEMORY FIXED LOCATION OF PROGRAM STATUS WORDS
  4. *            AS DEFINED IN IBM 370 ARCHITECTURE
  5. *
  6. *********************************************************************
  7. IHAPSW   DSECT
  8. OLDEXT   EQU   IHAPSW+X'18' ;OLD EXTERNAL PSW
  9. OLDSVC   EQU   IHAPSW+X'20' ;OLD SUPERVISOR CALL PSW
  10. OLDPGM   EQU   IHAPSW+X'28' ;OLD PROGRAM CHECK PSW
  11. OLDMCK   EQU   IHAPSW+X'30' ;OLD MACHINE CHECK PSW
  12. OLDIOS   EQU   IHAPSW+X'38' ;OLD I/O INTERRUPT PSW
  13. NEWEXT   EQU   IHAPSW+X'58' ;NEW EXTERNAL PSW
  14. NEWSVC   EQU   IHAPSW+X'60' ;NEW SUPERVISOR CALL PSW
  15. NEWPGM   EQU   IHAPSW+X'68' ;NEW PROGRAM CHECK PSW
  16. NEWMCK   EQU   IHAPSW+X'70' ;NEW MACHINE CHECK PSW
  17. NEWIOS   EQU   IHAPSW+X'78' ;NEW I/O INTERRUPT PSW
  18.