Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM. |
SSMBK
Control Block Contents
SSMBK DSECT
Cross Reference (Contains links to field and bit definitions)
SSMBK Prolog
NAME : HCPSSMBK DESCRIPTION: SNAP SAVEAREAS MAP BLOCK DSECT : SSMBK FUNCTION : A SSMBK IDENTIFIES WHERE IN THE SNAP BUFFERS STANDARD CP SAVEAREAS ARE PRESERVED. LOCATED BY : THE SSMBK IS LOCATED BY A SNAPPED AREAS MAP CONTROL BLOCK (HCPSAMBK) CREATED BY : THE SOFT ABEND PROCESSOR (HCPABN) DELETED BY : N/A SERIALIZED : THE SOFT ABEND LOCK (HCPABNLK)
SSMBK Control Block Content
SSMBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure SSMBK SNAP SAVEAREAS MAP BLOCK 0000 0 Signed 4 * (0) FORCE WORD BOUNDARY 0000 0 Character 8 SSMBKID EYECATCHER FOR IDENTIFICATION 0008 8 Signed 4 SSMBKLST (0) START OF VARIABLE LENGTH DATA 0008 8 Address 4 SSMOADR ORIGINATING SAVEAREA ADDRESS 000C 12 Address 4 SSMSADR SAVED SAVEAREA ADDRESS 00000008 SSMENTLN *-SSMOADR LENGTH OF SNAP SAVEAREAS MAP LIST ENTRY 00000010 SSMBKLN *-SSMBK LENGTH OF SNAP SAVEAREAS MAP LIST ENTRY AND THE EYECHATCHER 0010 16 Signed 4 SSMNEXT (0) NEXT SNAP SAVEAREAS MAP LIST ENTRY
SSMBK Storage Layout
*** SSMBK - SNAP SAVEAREAS MAP BLOCK * * +-------------------------------------------------------+ * 0 | SSMBKID | * +-------------------------------------------------------+ * *** SSMBK - SNAP SAVEAREAS MAP BLOCK *** Overlay for SSMBKLST in SSMBK * * +---------------------------+---------------------------+ * 8 | SSMOADR | SSMSADR | * +---------------------------+---------------------------+ * *** Overlay for SSMBKLST in SSMBK
SSMBK Cross Reference
Symbol Dspl Value -------------- ---- ----- SSMBKID 0000 SSMBKLN 000C 00000010 SSMBKLST 0008 SSMENTLN 000C 00000008 SSMNEXT 0010 SSMOADR 0008 SSMSADR 000C
Last updated on 5 Jun 2001 at 16:46:11 EDT.
Copyright IBM Corporation, 1990, 2001