System Setup and Configuration
3.8 Firmware Commands and Utilities Used in System Configuration
For external halts caused by pressing the Halt button on the SCP or pressing
BREAK
/CTRL-P (if breaks are enabled), the firmware enters console mode.
Note
Using the console command
SET CONTROLP
, you can specify the control
character,
Ctrl/P
, rather than
Break
to initiate a break signal.
Table 3–5 Actions Taken on a Halt
Reset/
Power-
Up
or Halt
Break
Enable
Switch
User-
Defined
Halt Action
O/S
Mailbox
Halt Action
Action(s)
T
1
0,1,3
x
Run diagnostics; return to
console mode
T
1
2,4
x
Run diagnostics; if run is
successful = boot; if run and
boot fail, return to console
mode
T
0
x
x
Run diagnostics; if run is
successful = boot; if run and
boot fail, return to console
mode
F
1
0
0
Console mode
F
0
0
0
Restart system; if restart fails,
boot system; if boot fails, return
to console mode
F
x
1
0
Restart system; if restart fails,
return to console mode
F
x
2
0
Boot system; if boot fails,
return to console mode
F
x
3
0
Console mode
F
x
4
0
Restart system; if restart fails,
boot system; if boot fails, return
to console mode
F
x
x
1
Restart system; if restart fails,
return to console mode
(continued on next page)
System Setup and Configuration 3–55
