IPLE entry for an internal shared memory (ISM) polling operation
- Entry:
- IPLE
- VIT option:
- CIA
- Event:
- Invocation of internal shared memory (ISM) event queue polling
This trace record is written when VTAM® polls the ISM interface event queue and passes the information to the owning TCP/IP stack as part of Shared Memory Communications - Direct
Memory Access (SMC-D) processing.
- Byte (hex)
- Contents
- 00–03
- Record ID: C'IPLE'
- 04
- ID is the primary address space ID (ASID). This field is 0 if the ASID is greater than X'FF'.
- 05–06
- Last written index on the ISM event queue
- 07
- Number of events reported to the TCP/IP stack
- 08–09
- Return code
- 0A–0B
- Reason code
- 0C–0F
- Address of the SLNCB control block that represents the ISM interface
- 10–18
- Address of the parameter list (PList) provided to the TCP/IP stack
- 19–1B
- Return address of the module issuing the poll request
- 1C–1F
- Request parameter header (RPH) address