Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
LGPBK
Control Block Contents
LGPBK DSECT
Cross Reference (Contains links to field and bit definitions)
LGPBK Prolog
NAME : HCPLGPBK DESCRIPTION: HCPUSODC and HCPUSORF Parameter List DSECT : LGPBK FUNCTION : Pass parameters to HCPUSODC and HCPUSORF LOCATED BY : The address of this control block is passed as input to HCPUSODC and HCPUSORF. CREATED BY : HCPUSOFL, HCPLOGON, HCPCFMFO, HCPSASRE, HCPSASSC DELETED BY : HCPUSODC, HCPUSORF SERIALIZED : Task Ownership. This control block is created, used and deleted by entry points involved in FORCE processing. Access to this control block is not made available to any other task.
LGPBK Control Block Content
LGPBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure LGPBK HCPUSODC and HCPUSORF Parameter List 0000 0 Bitstring 1 LGPCALLP Parameter flags 1... .... LGPNOMSG X'80' FORCE NOMSG is being processed .1.. .... LGPFORCE X'40' FORCE is being processed, Userid of FORCEr is in LGPFORCR. ..1. .... LGPLOGON X'20' LOGON HERE is being processed, VMDBK addr of logon skeleton is in LGPVMDBK. 0001 1 Bitstring 1 * (3) Reserved for IBM use 0004 4 Signed 4 * Reserved for IBM use 0008 8 Character 8 LGPFORCR Userid issuing the FORCE. Used when LGPFORCE bit is set. 0008 8 Bitstring 1 * (4) Reserved for IBM use 000C 12 Address 4 LGPVMDBK VMDBK address of logon skeleton. Used when LGPLOGON bit is set. 00000002 LGPSIZE (*-LGPBK+7)/8 Size, in doublewords, of LGPBK
LGPBK Storage Layout
*** LGPBK - HCPUSODC and HCPUSORF Parameter List * * +------+--------------------+---------------------------+ * 0 |:CALLP|////////////////////|///////////////////////////| * +------+--------------------+---------------------------+ * 8 | LGPFORCR | * +-------------------------------------------------------+ * 10 * *** LGPBK - HCPUSODC and HCPUSORF Parameter List *** Overlay for LGPFORCR in LGPBK * * +---------------------------+---------------------------+ * 8 |///////////////////////////| LGPVMDBK | * +---------------------------+---------------------------+ * 10 * *** Overlay for LGPFORCR in LGPBK
LGPBK Cross Reference
Symbol Dspl Value -------------- ---- ----- LGPCALLP 0000 LGPFORCE 0000 40 LGPFORCR 0008 LGPLOGON 0000 20 LGPNOMSG 0000 80 LGPSIZE 000C 00000002 LGPVMDBK 000C
Copyright IBM Corporation, 1990, 2001