.........................Contents


1. OpenBoot 3.x Commands 1
..Environmental Monitoring 1
.....`disable-environmental-monitor 1`
.....`enable-environmental-monitor 2`
..Messages Indicating Environmental Conditions 2
..Externally Initiated Reset XIR 3</>
..Flash PROM Management 3
.....`flash-update-system 4`
.....`prom-copy 4`
.....`update-proms 5`
..POST Status Display 5
.....`show-post-results 5`
..TOD Clock Management 9
.....`copy-clock-tod-to-io-boards 9`
.....`copy-io-board-tod-to-clock-tod 10`
..Specific NVRAM Variables 10
.....`configuration-policy 11`
.....`disabled-board-list 11`
.....`disabled-memory-list 11`


.....memory-interleave 12
.....`sbus-probe-default 12`
.....`sbus-specific-probe 13`
2. Board Hot Plug Software Procedures 15
..Disabled System Board 15
..· To Swap Out a Disabled Board 15
..Activated System Board 16
..· To Swap Out an Activated Board 16
..Disabling Hardware 17
..· To Disable a Defective Board 17
3. Enabling a Hardware Timer 19
..Hardware Watchdog 19
..History Log Option of prtdiag(1M) 19
..Resetting and Power Cycling the System From a Remote Console 20