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88 Sun Fire V490 Server Administration Guide • August 2004
Note – Knowing how to construct an appropriate hardware device path requires
precise knowledge of the hardware architecture of the Sun Fire V490 system.
To customize an individual test, you can use test-args as follows:
This affects only the current test without changing the value of the test-args
OpenBoot configuration variable.
You can test all the devices in the device tree with the test-all command:
If you specify a path argument to test-all, then only the specified device and its
children are tested. The following example shows the command to test the USB bus
and all connected devices with self-tests:
What OpenBoot Diagnostics Error Messages Tell You
OpenBoot Diagnostics error results are reported in a tabular format that contains a
short summary of the problem, the hardware device affected, the subtest that failed,
and other diagnostic information.
CODE EXAMPLE 6-2 displays a sample OpenBoot
Diagnostics error message.
ok test /usb@1,3:test-args={verbose,debug}
ok test-all
ok test-all /pci@9,700000/usb@1,3