Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM. |
SDMCM
Control Block Contents
SDMCM DSECT
Cross Reference (Contains links to field and bit definitions)
SDMCM Prolog
NAME : HCPSDMCM DESCRIPTION: Common Data Area for Storage Device Management DSECT : SDMCM FUNCTION : Maintain data for Storage Device Management Component. LOCATED BY : Pointer (SYSSDMCM) in the System Common Data Area CREATED BY : HCPICUSD - Create and Initialize the SDMCM DELETED BY : N/A
SDMCM Control Block Content
SDMCM DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure SDMCM Common Data Area for Storage Device Management 0000 0 Address 4 SDMDRMQF Pointer to the first DRMBK in the queue 0004 4 Address 4 SDMDRMQL Pointer to last DRMBK in the queue 0008 8 Dbl-Word 8 SDMDRMLK (3) DRMBK queue lockword 0020 32 Address 4 SDMAMPTB Timer-id field for HCPAMP 0024 36 Address 4 SDMTZMSM Pointer to the ConCopy Session Management Dynamic Data Structure 0028 40 Dbl-Word 8 SDMTZMLK (3) Lock for the ConCopy Session Management Dynamic Data Structure 0040 64 Character 4 SDMCMID Identifies the storage area as a SDMCM block 00000009 SDMSIZE ((*-SDMCM)+7)/8 SDMCM size in double-words 00E2C4D4 SDMID C' SDM' Identifier for a SDMCM
SDMCM Storage Layout
*** SDMCM - Common Data Area for Storage Device Management * * +---------------------------+---------------------------+ * 0 | SDMDRMQF | SDMDRMQL | * +---------------------------+---------------------------+ * 8 | | * = SDMDRMLK = * | | * +---------------------------+---------------------------+ * 20 | SDMAMPTB | SDMTZMSM | * +---------------------------+---------------------------+ * 28 | | * = SDMTZMLK = * | | * +---------------------------+---------------------------+ * 40 | SDMCMID | 44 * +---------------------------+ * *** SDMCM - Common Data Area for Storage Device Management
SDMCM Cross Reference
Symbol Dspl Value -------------- ---- ----- SDMAMPTB 0020 SDMCMID 0040 SDMDRMLK 0008 SDMDRMQF 0000 SDMDRMQL 0004 SDMID 0040 00E2C4D4 SDMSIZE 0040 00000009 SDMTZMLK 0028 SDMTZMSM 0024
Last updated on 5 Jun 2001 at 16:31:52 EDT.
Copyright IBM Corporation, 1990, 2001