Sun Microsystems Netra CT 410, Service Manual

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4-26 Netra CT Server Service Manual • February 2007
4.7.8 OpenBoot PROM On-Board Diagnostics
Note – For Netra CP2500 boards,
pcia-probe-list
does not apply.
The following OBP variables are specific to the Netra CT server:
■ pcia-probe-list
—Probes the bus that runs the first ethernet port (front
connection) and standard I/O devices (by default: 1, 2)
■ pcib-probe-list
—Probes the bus that runs the second ethernet port (rear
connection) (by default: 1, 2, 3)
■
cpci-probe-list
—Probes the bus that runs connections to all cPCI slots in the
ct400 or ct800 (by default: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, a, b, c, d, e, f)
The following section describes the OBP on-board diagnostics. To execute the OBP
on-board diagnostics, the system must be at the ok prompt. The OBP on-board
diagnostics are listed as follows:
■
watch-clock
■ watch-net
and
watch-net-all
■
probe-scsi
■ test
alias name ,
device path
,
-all
4.7.8.1
watch-clock
The
watch-clock
command reads a register in the TOD chip and displays the
result as a seconds counter. During normal operation, the seconds counter
repeatedly increments from 0 to 59 until interrupted by pressing any key on the
keyboard. The following identifies the watch-clock output message.
ok watch-clock
Watching the seconds register of the real time clock chip
It should be ticking once a second
Type any key to stop
49
ok