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Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
CPVWK
Control Block Contents
CPVWK DSECT
Cross Reference (Contains links to field and bit definitions)
CPVWK Prolog
NAME : HCPCPVWK
DESCRIPTION: LOCK/UNLOCK Command work area
DSECT : CPVWK
FUNCTION : This work area contains information used
during LOCK and UNLOCK command processing.
LOCATED BY : R9 in HCPCPV
- R9 in HCPCPW
CREATED BY : HCPCPV
DELETED BY : HCPCPV
RELOCATION CONSIDERATIONS : None
CPVWK Control Block Content
CPVWK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure CPVWK LOCK/UNLOCK Command work area 0000 0 Signed 4 CPVARG Ad-len of 1st token 0008 8 Signed 4 CPVUSER Ad-len of userid 0010 16 Signed 4 CPVSAVE1 (16) Save/restore for GETOPTS 0050 80 Signed 4 CPVSAVE2 (16) Save/restore for LKPAGES 0090 144 Signed 4 CPVSAVE3 (16) Save/restore for ULPAGES 00D0 208 Signed 4 CPVSAVE4 (16) Save/restore for GETSPACE 0110 272 Signed 4 CPVSAVE5 (16) Save/restore for GETASIT 0150 336 Signed 4 CPVSAVPG (16) Work area for HCPCPVPG 0150 336 Signed 4 CPVPGFPL First page parameter length 0154 340 Signed 4 CPVPGFPA First page parameter address 0158 344 Signed 4 CPVPGLPL Last page parameter length 015C 348 Signed 4 CPVPGLPA Last page parameter address 0160 352 Bitstring 16 CPVPGFCH First page convert from buffer 0160 352 Bitstring 16 CPVPGFWK (0) Work area for convert to print 0160 352 Bitstring 8 CPVPGFWH High 8 characters 0168 360 Bitstring 8 CPVPGFWL Low 8 characters 0170 368 Bitstring 8 CPVPGFHX First page as a hex address 0170 368 Bitstring 4 * First address high word 0174 372 Bitstring 4 CPVPGFH1 First address low word 0178 376 Bitstring 16 CPVPGLCH Last page convert from buffer 0188 392 Bitstring 8 CPVPGLHX Last page as a hex address 0188 392 Bitstring 4 * Last address high word 018C 396 Bitstring 4 CPVPGLH1 Last address low word 0190 400 Address 4 CPVSYMBA Location of symbol being locked 0194 404 Signed 4 CPVSYMBL Length of symbol from HCPCFDSY 0198 408 Address 4 CPVIASIT Address of i-ASIT The following is the response area for the LOCK command with the MAP option. (Notes : This reflects the maximum size that this area can ever be). 0000019C CPVRESP * Response area - max size shown 019C 412 Character 8 * Id field 01A4 420 Character 1 * Blank spacer 01A5 421 Character 16 * Virtual address - worst case 01B5 437 Character 4 * Blanks 01B9 441 Character 8 * Host Logical Address 01C1 449 Character 8 * Blanks 01C9 457 Character 17 * Host Real Address 0000003E CPVRESPL *-CPVRESP Length of maximum response 01DA 474 Bitstring 1 CPVFLAG1 Flags ..1. .... CPVTO X'20' CPVTO 'FROM' keyword specified ...1 .... CPVFROM X'10' CPVFROM 'TO' keyword specified .... 1... CPVREAL X'08' CPVREAL 'R' Real address type .... .1.. CPVLOGIC X'04' CPVLOGIC 'L' Logical address type .... ..1. CPVFLNMP X'02' CPVFLNMP 'NOMAP' option .... ...1 CPVFLMAP X'01' CPVFLMAP 'MAP' option 01DB 475 Bitstring 1 CPVFLAG2 Flags 1... .... CPVFLMOD X'80' CPVFLMOD Show locking a module .1.. .... CPVFLSYS X'40' CPVFLSYS Show working on SYSTEM addresses ..1. .... CPVFLSPC X'20' CPVFLSPC Show working on Space addresses ...1 .... CPVFLNEW X'10' CPVFLNEW New style command format .... 1... CPVFL1ST X'08' CPVFL1ST First-page switch .... ..1. CPVALLLC X'02' CPVALLLC Cyclic List Hold Lock acquired 01DC 476 Bitstring 1 CPVFLAGW Work area for option flags 01DD 477 Bitstring 1 * Reserved for IBM use 01DE 478 Character 8 CPVSYMNM CP symbol locked previous time 000001E6 CPVWKL *-CPVWK 0000003D CPVWKSZ (*-CPVWK+7)/8
CPVWK Storage Layout
*** CPVWK - LOCK/UNLOCK Command work area
*
* +---------------------------+---------------------------+
* 0 | CPVARG |///////////////////////////|
* +---------------------------+---------------------------+
* 8 | CPVUSER |///////////////////////////|
* +---------------------------+---------------------------+
* 10 | |
* = CPVSAVE1 =
* | |
* +-------------------------------------------------------+
* 50 | |
* = CPVSAVE2 =
* | |
* +-------------------------------------------------------+
* 90 | |
* = CPVSAVE3 =
* | |
* +-------------------------------------------------------+
* D0 | |
* = CPVSAVE4 =
* | |
* +-------------------------------------------------------+
* 110 | |
* = CPVSAVE5 =
* | |
* +-------------------------------------------------------+
* 150 | |
* = CPVSAVPG =
* | |
* +-------------------------------------------------------+
* 190
*
*** CPVWK - LOCK/UNLOCK Command work area
*** Overlay for CPVSAVPG in CPVWK
*
* +---------------------------+---------------------------+
* 150 | CPVPGFPL | CPVPGFPA |
* +---------------------------+---------------------------+
* 158 | CPVPGLPL | CPVPGLPA |
* +---------------------------+---------------------------+
* 160 | CPVPGFCH |
* | |
* +-------------------------------------------------------+
* 170
*
*** Overlay for CPVSAVPG in CPVWK
*** Overlay for CPVPGFCH in CPVWK
*
* +-------------------------------------------------------+
* 160 | CPVPGFWH |
* +-------------------------------------------------------+
* 168 | CPVPGFWL |
* +-------------------------------------------------------+
* 170 | CPVPGFHX |
* +-------------------------------------------------------+
* 178
*
*** Overlay for CPVPGFCH in CPVWK
*** Overlay for CPVPGFHX in CPVWK
*
* +---------------------------+---------------------------+
* 170 |///////////////////////////| CPVPGFH1 |
* +---------------------------+---------------------------+
* 178 | CPVPGLCH |
* | |
* +-------------------------------------------------------+
* 188 | CPVPGLHX |
* +-------------------------------------------------------+
* 190
*
*** Overlay for CPVPGFHX in CPVWK
*** Overlay for CPVPGLHX in CPVWK
*
* +---------------------------+---------------------------+
* 188 |///////////////////////////| CPVPGLH1 |
* +---------------------------+---------------------------+
* 190 | CPVSYMBA | CPVSYMBL |
* +---------------------------+---------------------------+
* 198 | CPVIASIT |///////////////////////////|
* +---------------------------+------+--------------------+
* 1A0 |///////////////////////////|//////|////////////////////|
* +---------------------------+------+////////////////////|
* |///////////////////////////////////////////////////////|
* |//////////////////////////////////+--------------------+
* |//////////////////////////////////|////////////////////|
* +------+---------------------------+--------------------+
* 1B8 |//////|////////////////////////////////////////////////|
* +------+------------------------------------------------+
* 1C0 |//////|////////////////////////////////////////////////|
* +------+------------------------------------------------+
* 1C8 |//////|////////////////////////////////////////////////|
* +------+////////////////////////////////////////////////|
* |///////////////////////////////////////////////////////|
* |/////////////+------+------+------+------+-------------+
* 1D8 |/////////////|:FLAG1|:FLAG2|:FLAGW|//////| (1DE)- |
* +-------------+------+------+------+------+-------------+
* 1E0 | -CPVSYMNM | 1E6
* +-----------------------------------------+
*
*** Overlay for CPVPGLHX in CPVWK
CPVWK Cross Reference
Symbol Dspl Value -------------- ---- ----- CPVALLLC 01DB 02 CPVARG 0000 CPVFLAGW 01DC CPVFLAG1 01DA CPVFLAG2 01DB CPVFLMAP 01DA 01 CPVFLMOD 01DB 80 CPVFLNEW 01DB 10 CPVFLNMP 01DA 02 CPVFLSPC 01DB 20 CPVFLSYS 01DB 40 CPVFL1ST 01DB 08 CPVFROM 01DA 10 CPVIASIT 0198 CPVLOGIC 01DA 04 CPVPGFCH 0160 CPVPGFHX 0170 CPVPGFH1 0174 CPVPGFPA 0154 CPVPGFPL 0150 CPVPGFWH 0160 CPVPGFWK 0160 CPVPGFWL 0168 CPVPGLCH 0178 CPVPGLHX 0188 CPVPGLH1 018C CPVPGLPA 015C CPVPGLPL 0158 CPVREAL 01DA 08 CPVRESP 0198 0000019C CPVRESPL 01C9 0000003E CPVSAVE1 0010 CPVSAVE2 0050 CPVSAVE3 0090 CPVSAVE4 00D0 CPVSAVE5 0110 CPVSAVPG 0150 CPVSYMBA 0190 CPVSYMBL 0194 CPVSYMNM 01DE CPVTO 01DA 20 CPVUSER 0008 CPVWKL 01DE 000001E6 CPVWKSZ 01DE 0000003D
Copyright IBM Corporation, 1990, 2011