NonStop Operating System Event Management Programming Manual

Low-Level I/O Event Messages (ZGIO)
HP NonStop Operating System Event Management Programming Manual—520372-020
3-8
Low-Level I/O (ZGIO-) Definitions

Simple Tokens and Structured Tokens for Device-Related or Controller-Related
Events on page 3-10
Private Token and Field Types
See the SPI Programming Manual for more information about the SPI message buffer.
Predefined Token and Field Values
Token Description
ZGIO-DDL-MSG-BUFFER SPI message buffer to use for low-level I/O event
messages.
ZGIO-DDL-CNTLR-LOCATION Location for the controller.
Figure 3-3. ZGIO-DDL-MSG-BUFFER Definition
def ZGIO-DDL-MSG-BUFFER.
02 Z-MSGCODE type ZSPI-DDL-INT.
02 Z-BUFLEN type ZSPI-DDL-UINT.
02 Z-OCCURS type ZSPI-DDL-UINT.
02 Z-FILLER type ZSPI-DDL-BYTE
occurs 0 TO ZGIO-VAL-BUFLEN times
depending on Z-OCCURS.
end.
Figure 3-4. ZGIO-DDL-CNTLR-LOCATION Definition
def ZGIO-DDL-MSG-BUFFER.
02 z-section type ZSPI-DDL-UINT.
02 z-cabinet type ZSPI-DDL-UINT.
02 z-position type ZSPI-DDL-UINT.
end.
Token Description
ZGIO-VAL-BUFLEN Recommended buffer length (in bytes) for all low-level I/O event
messages
ZGIO-VAL-SSID Low-level I/O subsystem ID—the structure is shown under the
description for ZSPI-TKN-SSID
ZGIO-VAL-VERSION Version number of the low-level I/O subsystem