SVC 87 (0A57)

DOM macro - is type 3, gets LOCAL and CMS locks.

Calls module IEAVXDOM, entry point IGC0008G.

GTF data is:
R15
No applicable data.
R0
Bytes
0
Count of 4 byte IDs.
Note: In byte 0, if the high order bit is ON, then the DOM request is a list of ID numbers and REPLY=YES is not specified.
1
SYSID.
2-3
Flags, as follows:
00
One ID number and REPLY=YES not specified.
01
One ID number specified.
02
A DOM control block specified.
04
One ID number and REPLY=YES specified.
08
List of ID numbers specified.
0C
List of ID numbers and REPLY=YES specified.
10
System ID specified.
11
One ID number and system ID specified.
18
List of ID numbers and system ID specified.
20
Token specified.
30
Token, system ID specified.
41
One ID number, SCOPE=SYSTEMS specified.
42
A DOM control block, SCOPE=SYSTEMS specified.
48
List of ID numbers, SCOPE=SYSTEMS specified.
50
System ID, SCOPE=SYSTEMS specified.
51
System ID, one ID number, SCOPE=SYSTEMS specified.
58
System ID, list of ID numbers, SCOPE=SYSTEMS specified.
60
Token, SCOPE=SYSTEMS specified.
70
Token, system ID, SCOPE=SYSTEMS specified.
81
One ID number, SCOPE=SYSTEM specified.
82
DOM control block, SCOPE=SYSTEM specified.
88
List of ID numbers, SCOPE=SYSTEM specified.
90
System ID, SCOPE=SYSTEM specified.
91
One ID number, system ID, SCOPE=SYSTEM specified.
98
List of ID numbers, system ID, SCOPE=SYSTEM specified.
A0
Token, SCOPE=SYSTEM specified.
B0
Token, system ID, SCOPE=SYSTEM specified.
R1
Contains one of the following (contents are determined by R0):
  • List of ID numbers
  • 24-bit right-adjusted ID number of the message to be deleted
  • Token
  • Address of the DOM control block
  • 0 (if DOM by SYSID specified alone)
PLIST
Up to 240 bytes long. It is a series of 4-byte entries. Each entry is a message ID word. If the COUNT keyword is not specified, the last entry is identified by 1 in the first bit of the high-order byte. If the COUNT keyword is specified, the last entry contains the number of entries in the list.