xref: /csrg-svn/share/man/man4/man4.tahoe/cons.4 (revision 47673)
1*47673Scael.\" Copyright (c) 1986, 1991 Regents of the University of California.
2*47673Scael.\" All rights reserved.
330145Smckusick.\"
4*47673Scael.\" %sccs.include.redist.man%
530145Smckusick.\"
6*47673Scael.\"     @(#)cons.4	6.3 (Berkeley) 03/27/91
7*47673Scael.\"
8*47673Scael.Dd
9*47673Scael.Dt CONS 4 tahoe
10*47673Scael.Os BSD 4.3t
11*47673Scael.Sh NAME
12*47673Scael.Nm cons ,
13*47673Scael.Nm CP ,
14*47673Scael.Nm remote
15*47673Scael.Nd Tahoe console interface
16*47673Scael.Sh DESCRIPTION
1730145SmckusickThe console is available to the processor through the console registers.
18*47673ScaelIt acts like a normal terminal, except that a
19*47673Scael.Dq Ic ~
20*47673Scaelis used to transfer
2131722Ssamcommands to the console processor when the front panel key switch is
22*47673Scaelin the
23*47673Scael.Dq foo
24*47673Scaelor
25*47673Scael.Dq bar
26*47673Scaelposition.
27*47673ScaelWhen the console processor
28*47673Scaelis in control, a
29*47673Scael.Ql #>
30*47673Scaelprompt is displayed.  To continue execution
31*47673Scaelafter halting the machine with
32*47673Scael.Ql ~h ,
33*47673Scaeluse
34*47673Scael.Ql r .
35*47673Scael.Bl -tag -width Ds
36*47673Scael.It Ic \&~h
37*47673ScaelHalt the machine.
38*47673Scael.It Ic \&~b
39*47673ScaelForce a reboot.
40*47673Scael.It Ic \&~r
41*47673ScaelContinue execution after a
42*47673Scael.Ic \&~h .
43*47673Scael.El
44*47673Scael.Pp
4531722SsamRefer to the Tahoe
4631722Ssamconsole processor handbook for the complete list of facilities available
4731722Ssamthrough the console processor.
48*47673Scael.Pp
4931722SsamThe
50*47673Scael.Nm CP
5131722Ssamdevice provides direct access to the console processor.  The
52*47673Scael.Nm remote
5331722Ssamdevice is a secondary console terminal used for remote diagnosis;
5431722Ssamit is normally connected to a modem.
55*47673Scael.Sh FILES
56*47673Scael.Bl -tag -width /dev/consolexx -compact
57*47673Scael.It Pa /dev/console
58*47673Scael.It Pa /dev/CP
59*47673Scael.It Pa /dev/remote
60*47673Scael.El
61*47673Scael.Sh DIAGNOSTICS
6230145SmckusickNone.
63*47673Scael.Sh SEE ALSO
64*47673Scael.Xr kdb 4 ,
65*47673Scael.Xr tty 4 ,
66*47673Scael.Xr reboot 8
67*47673Scael.Rs
68*47673Scael.%T Console Processor Handbook
69*47673Scael.Re
70*47673Scael.Sh HISTORY
71*47673ScaelThe
72*47673Scael.Nm
73*47673Scaelinterface appeared in
74*47673Scael.Bx 4.3 tahoe .
75