ERDSECT Hexadecimal Field
Displacement Name BD
co CS DO D3
D6
D9
DA La§! BRSFH BRSFD BRSFC BRSFH4 BRSFCS BRSBL ERSSZ BRKBSS BRSBCT BRNUK BRLBT
BRBL
Bits Give Q£!!on --EQU---O BQU 1 EQU 2 BQU 3 BQU 4
Field Descripticn, Contents, Meaning HEX or
DEC or CHARA HEX4A CHAR8! HEXA DECA DS x A*5 Byte length for the current sUbstitution
paraaeter DS A DS D
DC C'DMS' DC C'MMM' DC C'NBN' DC C'L' A*6
DC C" A*7 Size of sUbstitution field is number of
dots ainus 1
Need doublevord before text
First letters of header DSECi naae Message num1:er Message level letter Blank ERTSIZE EQU 130 Maximua text size
DB
160 160 16S 16C BRTBXT DS ERTPL BRTPLA ERTPLL DS DC DS DS (ERTSIZE+1)C Message text area PLIST Construction OP--- ------------ CLS'TYPLIN AL1(1),AL3(ERMESS) Message text
C'R',AL3 Message length
176 IBM VM/370 Data Areas and Control Block Logic
address

EXTSECT EXTSECT describes the fields in the External Interrupt work area referenced by DMSITE. EXTSECT is pointed to by the AEXTSECT field in NOCON. o 40 48 50 58 60 68
A8 BO B8
co
C8
Hexadecimal Field
Displacement Naae 0 EXSAVE 40 TYPLIST 48 TIftCCi 4C 50 TIft CHAR
58 SCAi 64 TIMIHIT 68 EISAVE1 A8 EXTPSW IC BO SAVEIT B4 EXSAVE TYPLIST TIftCCW TIllCHAR SCAW TIMINI'I- EXSAVE1 EITPSW SAVEXT EITRET JRO JR1 STI!!EIIT 1*1 11/11/11111111111111. Field Description, Contents, Meaning DS 16F Saved external old PSW and/or contents of
registers
DC CL8'TYPLIN' PLIS1 to type BLIP character
DC A (TIMCHAR) DC C'B',X'81',AL2(1) DC X'FF',IL1'00' BLIP character(s)
DC XL12'00' Saved CSW/CAW DC A (2000000/13) Value that sets tiaer equal to 2 seccnds External .1!!terr,YE! DS ---16P-- Saved registers
DC X'80000000' Filled-in PSi DC A (0) DC F'O' Transfer address for external interrupt
DC V (DMSDBG) Address in IEBUG for external interrupt Section 2. CMS Iata Areas and Ccntrcl Blocks 111