Change to run level 0.
# init 0 |
The ok PROM prompt is displayed. For more information, see theinit(1M) man page.
Set the boot-file property to an alternate kernel.
ok setenv boot-file boot-file |
Verify that the default boot device has been changed.
ok printenv boot-file |
Save the new boot-file value.
ok reset-all |
The new boot-file value is written to the PROM.