xref: /original-bsd/share/man/man4/man4.vax/cons.4 (revision a1c2194a)
1.\" Copyright (c) 1980, 1991 Regents of the University of California.
2.\" All rights reserved.
3.\"
4.\" %sccs.include.redist.man%
5.\"
6.\"     @(#)cons.4	6.3 (Berkeley) 03/27/91
7.\"
8.Dd
9.Dt CONS 4 vax
10.Os BSD 4
11.Sh NAME
12.Nm cons
13.Nd "VAX-11 console interface"
14.Sh DESCRIPTION
15The console is available to the processor through the console registers.
16It acts like a normal terminal, except that when the local functions are
17not disabled,
18.Ic \&^P
19(control-P) puts the console in local console mode (where
20the prompt is
21.Sq Li >>> ) .
22The operation of the console in this mode varies
23slightly per-processor.
24.Ss Tn VAX No 11/780 or 785
25On either the
26.Tn VAX
2711/780 or 785 the following commands may be used
28after placing the console in local mode with
29.Ic ^P .
30.Pp
31.Bl -tag -width continue -compact -offset 4n
32.It Ic c
33.It Ic continue
34Re-enter conversational mode
35if the processor was halted.
36.Pp
37.It Ic h
38.It Ic halt
39Halt the CPU.
40On an 11/780 or 785
41the processor is not stopped by entering local console mode.
42.Pp
43.It Ic set t p
44(set terminal program)
45Re-enter conversational mode
46if the processor is still
47running.
48.Pp
49.It Ic P
50(proceed)
51Get out of
52.Tn ODT
53mode.
54.Pp
55.It Ic <break>
56If you hit the break key on the console, then the console
57.Tn LSI Ns -11
58will go into
59.Tn ODT
60(console debugger mode).
61.El
62.Pp
63.Ss Tn VAX No 11/750 or 11/730
64On an 11/750
65or an 11/730
66the processor is halted whenever the console is not in conversational mode.
67.Pp
68.Bl -tag -width continue -compact -offset 4n
69.It Ic C
70Return to conversational mode.
71.Pp
72.It Ic ret
73Return from remote diagnosis mode to local console
74mode.
75.Pp
76.It Ic \&^D
77(11/750 only)
78When in console mode on an 11/750 which has a remote diagnosis module,
79a
80.Ic \&^D
81will put you in remote diagnosis mode, where the prompt will be
82.ql RDM> .
83.El
84.Pp
85.Ss Tn VAX No 8600 or 8650
86The
87.Tn VAX
888600 (8650) console normally works in the same way as the 11/750,
89except that there are many additional modes and commands.
90.Pp
91.Bl -tag -width continue -compact -offset 4n
92.It Ic c
93.It Ic continue
94Return to
95conversational mode.
96.Pp
97.It Ic halt
98Halt the processor if
99.Tn HEX
100debug enabled.
101.Pp
102.It Ic p
103Halt the processor if in normal mode.
104.El
105.Pp
106With the above proviso's the console works like any other
107.Ux
108terminal.
109.Sh FILES
110.Bl -tag -width /dev/console -compact
111.It Pa /dev/console
112.El
113.Sh SEE ALSO
114.Xr tty 4 ,
115.Xr reboot 8
116.Rs
117.%T "VAX Hardware Handbook"
118.Re
119.Sh HISTORY
120The
121.Nm cons
122interface
123appeared in
124.Bx 4.0 .
125