Chapter 6
Diagnostic Tools
95
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.
CODE EXAMPLE 6-2
OpenBoot Diagnostics Error Message
I
2
C Bus Device Tests
The
i2c@1,2e
and
i2c@1,30
OpenBoot Diagnostics tests examine and report on
environmental monitoring and control devices connected to the Sun Fire V480
server’s Inter-IC (I
2
C) bus.
Error and status messages from the
i2c@1,2e
and
i2c@1,30
OpenBoot Diagnostics
tests include the hardware addresses of I
2
C bus devices:
The I
2
C device address is given at the very end of the hardware path. In this
example, the address is
2,a8
, which indicates a device located at hexadecimal
address A8 on segment 2 of the I
2
C bus.
To decode this device address, see “Reference for Decoding I2C Diagnostic Test
Messages” on page 118. Using
TABLE 6-12
, you can see that
fru@2,a8
corresponds to
an I
2
C device on DIMM 4 on CPU 2. If the
i2c@1,2e
test were to report an error
against
fru@2,a8
, you would need to replace this memory module.
Testing /pci@9,700000/ebus@1/rsc-control@1,3062f8
ERROR : RSC card is not present in system, or RSC card is broken.
DEVICE : /pci@9,700000/ebus@1/rsc-control@1,3062f8
SUBTEST : selftest
CALLERS : main
MACHINE : Sun Fire V480
SERIAL# : 705459
DATE : 11/28/2001 14:46:21 GMT
CONTR0LS: diag-level=min test-args=media,verbose,subtests
Error: /pci@9,700000/ebus@1/rsc-control@1,3062f8 selftest failed, return code = 1
Selftest at /pci@9,700000/ebus@1/rsc-control@1,3062f8 (errors=1) ...... failed
Pass:1 (of 1) Errors:1 (of 1) Tests Failed:1 Elapsed Time: 0:0:0:0
Testing /pci@9,700000/ebus@1/i2c@1,2e/fru@2,a8
Summary of Contents for Sun Fire V480
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