HDRREC | Back to Index page

| Prolog Control Block Contents HDRREC DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
Programming Interface Information: This information is NOT intended to be used as Programming Interfaces of z/VM.

HDRREC Prolog | Top of page

     NAME       : HDRREC
     DESCRIPTION: COMMON HEADER FOR ERROR RECORDS
     DSECT      : HDRREC
     FUNCTION   : PROVIDE THE COMMON FORMAT FOR THE HEADER
                  PORTION (FIRST 24 BYTES) OF ALL ERROR
                  RECORDS.
     LOCATED BY : ANY FIELD WHICH LOCATES ONE OF THE OTHER
                  ERROR RECORDS.  THE DEFINITIONS IN HDRREC
                  MAY BE USED IN CONJUNCTION WITH OR IN PLACE
                  OF THE HEADER OF ANY OTHER ERROR RECORD.
     CREATED BY : ANY MODULE WHICH CREATES ANY OTHER ERROR
                  RECORD (AS THE FIRST 24 BYTES OF THAT
                  ERROR RECORD).
     DELETED BY : THE FIELDS DEFINED HERE ARE DELETED WITH
                  WHATEVER ERROR RECORD THEY ARE CONTAINED IN.
     RELOCATION CONSIDERATIONS : None

HDRREC Control Block Content | Top of page

     HDRREC DSECT
    Top of page

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      HDRREC         COMMON HEADER FOR ERROR RECORDS
           THIS CONTROL BLOCK IS AN INTER-OPERATING-SYSTEM BLOCK
           WHICH IS DEFINED BY IBM CORPORATE STANDARDS. THEREFORE
           VM/XA DOES NOT CONTROL THE DEFINITIONS NOR DOES IT
           NECESSARILY USE ALL THE FIELDS DEFINED OR ALL THE BITS
           DEFINED WITHIN A FIELD.
    0000    0 Bitstring    1 HDRHTYPE       CLASS/SOURCE
              000000FF       HDRSVMR        255 HDRSVMR Special VM Record
              000000B0       HDRCCF         176 HDRCCF CHANNEL CHECK FRAME
                                            RECORD -
              000000A3       HDRALT         163 HDRALT ALERT RECORD
              000000A2       HDRSEL         162 HDRSEL SERIAL LINK RECORD
              000000A0       HDRMCF         160 HDRMCF MACHINE CHECK FRAME
                                            RECORD -
              00000093       HDRMDRCV       147 HDRMDRCV CONVERTED MDR RECORD
                                            (NOT FOR VS)
              00000091       HDRMDR         145 HDRMDR MDR RECORD
              00000090       HDRMDRSV       144 HDRMDRSV MDR RECORD FORMATTED
                                            BY SVC 91 -
              00000084       HDRIOS         132 HDRIOS EOP FROM IOS
              00000082       HDRTIME        130 HDRTIME TIME STAMP RECORD
              00000081       HDRMCHFR       129 HDRMCHFR MCH FORCED
                                            TERMINATION
              00000080       HDREOD         128 HDREOD EOD RECORD -
              00000071       HDRMIT         113 HDRMIT MIT RECORD
              00000070       HDRMIR         112 HDRMIR MIR RECORD -
              00000060       HDRDDR         96 HDRDDR DDR RECORD -
              00000050       HDRIPL         80 HDRIPL IPL RECORD -
              0000004F       HDRLSTR        79 HDRLSTR LOST RECORD SUMMARY
              00000048       HDRHDHD        72 HDRHDHD HARDWARE DETECTED
                                            HARDWARE ERR REC
              00000044       HDROSFT        68 HDROSFT OPERATOR DETECTED
                                            SOFTWARE ERR REC
              00000042       HDRHSFT        66 HDRHSFT HARDWARE DETECTED
                                            SOFTWARE ERR REC
              00000040       HDRSFT         64 HDRSFT SOFTWARE DETECTED
                                            SOFTWARE ERR REC -
              0000003A       HDROBRDP       58 HDROBRDP OBR DYNAMIC PATHING
                                            AVAILABLE
              00000036       HDROBRVT       54 HDROBRVT OBR TP ACCESS METHOD
                                            (VTAM) RECORD
              00000034       HDROBRTC       52 HDROBRTC OBR TP ACCESS METHOD
                                            (TCAM(OS)/ BTAM(DOS)) RECORD
              00000032       HDROBRCV       50 HDROBRCV CONVERTED OBR RECORD
                                            (NOT FOR VS)
              00000030       HDROBR         48 HDROBR OBR (UNIT CHECK) RECORD
                                            -
              0000002F       HDRMCHIO       47 HDRMCHIO BOUNDARY BETWEEN
                                            MACHINE CHECK TYPES OF RECORDS
                                            AND I/O TYPES OF RECORDS -- HERE
                                            AND BELOW ARE MACHINE CHECKS;
                                            ABOVE ARE I/O -
              00000029       HDRCCHS2       41 HDRCCHS2 CCH SER 0 RECORD
              00000028       HDRCCHS1       40 HDRCCHS1 CCH SER 1 RECORD
              00000025       HDRCRD         37 HDRCRD CRD RECORD
              00000023       HDRSLH         35 HDRSLH SLH RECORD
              00000021       HDRCCMVS       33 HDRCCMVS CHANNEL CHK REC IN
                                            MVS ENVIRONMENT
              00000020       HDRCCH         32 HDRCCH CHANNEL CHECK RECORD -
              0000001B       HDRMCHC0       27 HDRMCHC0 CONVERTED MCH SER0
                                            REC(NOT FOR VS)
              0000001A       HDRMCHC1       26 HDRMCHC1 CONVERTED MCH SER1
                                            REC(NOT FOR VS)
              00000019       HDRMCHS0       25 HDRMCHS0 MCH SER0 RECORD (NOT
                                            FOR VS)
              00000018       HDRMCHS1       24 HDRMCHS1 MCH SER1 RECORD (NOT
                                            FOR VS)
              00000013       HDRMCHVS       19 HDRMCHVS MCH REC RECORDED IN
                                            MULTIPLE VIRTUAL STORAGE
                                            ENVIRONMENT
              00000012       HDRMCHCV       18 HDRMCHCV CONVERTED MCH REC
                                            (NOT FOR VS)
              00000010       HDRMCH         16 HDRMCH MCH RECORD
    0001    1 Bitstring    1 HDRHSYS        SYSTEM/RELEASE LEVEL
              111. ....      HDRHSSYS       X'E0' HDRHSSYS SYSTEM MASK
              1... ....      HDRHSOS2       X'80' HDRHSOS2 OS/VS2
              .11. ....      HDRHSVM        X'60' HDRHSVM VM
              .1.. ....      HDRHSOS1       X'40' HDRHSOS1 OS/VS1
              ..1. ....      HDRHSDOS       X'20' HDRHSDOS DOS
              ...1 1111      HDRHSLVL       X'1F' HDRHSLVL SYSTEM LEVEL MASK
                                            (INCLUDES VERSION AND RELEASE
                                            LEVEL)
              ...1 11..      HDRHSVRS       X'1C' HDRHSVRS VERSION NUMBER
                                            MASK
              .... ..11      HDRHSREL       X'03' HDRHSREL RELEASE LEVEL MASK
    0002    2 Bitstring    1 HDRHSW0        RECORD INDEPENDENT SWITCH 0
              1... ....      HDRHSWMR       X'80' HDRHSWMR MORE RECORDS
                                            FOLLOW
              .1.. ....      HDRHSWCI       X'40' HDRHSWCI TOD CLOCK
                                            INSTRUCTION ISSUED
              ..1. ....      HDRHSWRT       X'20' HDRHSWRT RECORD TRUNCATED
              ...1 ....      HDRHSWPK       X'10' HDRHSWPK 370/XA MODE
              .... 1...      HDRHSWTI       X'08' HDRHSWTI TIME MACRO ISSUED
              .... .1..      HDRHSWPS       X'04' HDRHSWPS ERROR WAS PASSED
                                            (REFLECTED) TO A GUEST
    0003    3 Bitstring    1 HDRHSW1        RECORD SWITCH 1
    0004    4 Bitstring    1 HDRHSW2        RECORD SWITCH 2
    0005    5 Bitstring    1 HDRHSW3        RECORD SWITCH 3
    0006    6 Bitstring    1 HDRHCNT        RECORD COUNT
              1111 ....      HDRRCSEQ       X'F0' HDRRCSEQ RECORD SEQUENCE
                                            NUMBER MASK
              .... 1111      HDRRCPHY       X'0F' HDRRCPHY TOTAL NUM. OF
                                            PHYSICAL RECORDS IN LOGICAL
                                            RECORD BIT MASK
    0007    7 Bitstring    1 *              RESERVED FOR FUTURE IBM USE
    0008    8 Dbl-Word     8 HDRHTOD        TOD OF SYSTEM FAILURE
    0010   16 Dbl-Word     8 HDRCPUID       CPU ID
              00000018       HDRLEN         *-HDRREC LENGTH OF HDRREC
    0018   24 Character    8 HDRJOBN        JOB NAME/USERID (NOT USED IN
                                            CRDREC, MDRREC, OR OBRREC)
              00000020       HDRXLEN        *-HDRREC LENGTH OF EXTENDED
                                            HDRREC
              00000004       HDRSIZE        (*-HDRREC+7)/8 HDRREC SIZE IN
                                            DOUBLE WORDS
    0008    8 Signed       4 HDRHDATE       SYSTEM DATE OF FAILURE
    000C   12 Signed       4 HDRHTIME       SYSTEM TIME OF FAILURE
    0010   16 Bitstring    1 HDRHCPID       MACHINE VERSION CODE
    0011   17 Bitstring    3 HDRHSER        CPU SERIAL NUMBER
    0014   20 Bitstring    2 HDRHMDL        CPU MACHINE MODEL NUMBER
    0016   22 Bitstring    2 HDRHMCEL       MAX LENGTH OF MACHINE-DEPENDENT
                                            MACHINE CHECK EXTENDED LOGOUT

HDRREC Storage Layout | Top of page

    *** HDRREC - COMMON HEADER FOR ERROR RECORDS
    *
    *     +------+------+------+------+------+------+------+------+
    *   0 |:HTYPE|:HSYS |:HSW0 |:HSW1 |:HSW2 |:HSW3 |:HCNT |//////|
    *     +------+------+------+------+------+------+------+------+
    *   8 |                       HDRHTOD                         |
    *     +-------------------------------------------------------+
    *  10 |                       HDRCPUID                        |
    *     +-------------------------------------------------------+
    *  18 |                       HDRJOBN                         |
    *     +-------------------------------------------------------+
    *  20
    *
    *** HDRREC - COMMON HEADER FOR ERROR RECORDS

    *** Overlay for HDRHTOD in HDRREC
    *
    *     +---------------------------+---------------------------+
    *   8 |         HDRHDATE          |         HDRHTIME          |
    *     +---------------------------+---------------------------+
    *  10
    *
    *** Overlay for HDRHTOD in HDRREC

    *** Overlay for HDRCPUID in HDRREC
    *
    *     +------+--------------------+-------------+-------------+
    *  10 |:HCPID|      HDRHSER       |  HDRHMDL    |  HDRHMCEL   |
    *     +------+--------------------+-------------+-------------+
    *  18
    *
    *** Overlay for HDRCPUID in HDRREC

HDRREC Cross Reference | Top of page

    Symbol         Dspl Value
    -------------- ---- -----
    HDRALT         0000 000000A3
    HDRCCF         0000 000000B0
    HDRCCH         0000 00000020
    HDRCCHS1       0000 00000028
    HDRCCHS2       0000 00000029
    HDRCCMVS       0000 00000021
    HDRCPUID       0010
    HDRCRD         0000 00000025
    HDRDDR         0000 00000060
    HDREOD         0000 00000080
    HDRHCNT        0006
    HDRHCPID       0010
    HDRHDATE       0008
    HDRHDHD        0000 00000048
    HDRHMCEL       0016
    HDRHMDL        0014
    HDRHSDOS       0001 20
    HDRHSER        0011
    HDRHSFT        0000 00000042
    HDRHSLVL       0001 1F
    HDRHSOS1       0001 40
    HDRHSOS2       0001 80
    HDRHSREL       0001 03
    HDRHSSYS       0001 E0
    HDRHSVM        0001 60
    HDRHSVRS       0001 1C
    HDRHSWCI       0002 40
    HDRHSWMR       0002 80
    HDRHSWPK       0002 10
    HDRHSWPS       0002 04
    HDRHSWRT       0002 20
    HDRHSWTI       0002 08
    HDRHSW0        0002
    HDRHSW1        0003
    HDRHSW2        0004
    HDRHSW3        0005
    HDRHSYS        0001
    HDRHTIME       000C
    HDRHTOD        0008
    HDRHTYPE       0000
    HDRIOS         0000 00000084
    HDRIPL         0000 00000050
    HDRJOBN        0018
    HDRLEN         0010 00000018
    HDRLSTR        0000 0000004F
    HDRMCF         0000 000000A0
    HDRMCH         0000 00000010
    HDRMCHCV       0000 00000012
    HDRMCHC0       0000 0000001B
    HDRMCHC1       0000 0000001A
    HDRMCHFR       0000 00000081
    HDRMCHIO       0000 0000002F
    HDRMCHS0       0000 00000019
    HDRMCHS1       0000 00000018
    HDRMCHVS       0000 00000013
    HDRMDR         0000 00000091
    HDRMDRCV       0000 00000093
    HDRMDRSV       0000 00000090
    HDRMIR         0000 00000070
    HDRMIT         0000 00000071
    HDROBR         0000 00000030
    HDROBRCV       0000 00000032
    HDROBRDP       0000 0000003A
    HDROBRTC       0000 00000034
    HDROBRVT       0000 00000036
    HDROSFT        0000 00000044
    HDRRCPHY       0006 0F
    HDRRCSEQ       0006 F0
    HDRSEL         0000 000000A2
    HDRSFT         0000 00000040
    HDRSIZE        0018 00000004
    HDRSLH         0000 00000023
    HDRSVMR        0000 000000FF
    HDRTIME        0000 00000082
    HDRXLEN        0018 00000020

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:32:20 EDT.
Copyright IBM Corporation, 1990, 2020