Sun Microsystems Sun Fire V490 User Manual

Page 111

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Chapter 6

Diagnostic Tools

83

diag-out-console

Redirects diagnostic and console messages to the system controller. Default is false.
• true—Display diagnostic messages via the SC console.
• false—Display diagnostic messages via the serial port ttya or a graphics terminal.

diag-script

Determines which devices are tested by OpenBoot Diagnostics. Default is normal.
• none—No devices are tested.
• normal—On-board (centerplane-based) devices that have self-tests are tested.
• all—All devices that have self-tests are tested.

diag-switch?

Controls diagnostic execution in normal mode. Default is false.
• true

Diagnostics are only executed on power-on reset events, but the level of test

coverage, verbosity, and output is determined by user-defined settings.

• false

Diagnostics are executed upon next system reset, but only for those class of

reset events specified by the OpenBoot configuration variable
diag-trigger

. The level of test coverage, verbosity, and output is determined by

user-defined settings.

Note:

The above behaviors only apply to server machines like the Sun Fire V490

server. Workstations behave differently. For details, see OpenBoot PROM Enhancements
for Diagnostic Operation
.

TABLE 6-2

OpenBoot Configuration Variables (Continued)

OpenBoot Configuration
Variable

Description and Keywords

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