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Diffstat (limited to 'sbin/reboot/boot_tahoe.8')
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diff --git a/sbin/reboot/boot_tahoe.8 b/sbin/reboot/boot_tahoe.8 new file mode 100644 index 0000000..01c7f81 --- /dev/null +++ b/sbin/reboot/boot_tahoe.8 @@ -0,0 +1,152 @@ +.\" Copyright (c) 1980, 1991, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)boot_tahoe.8 8.2 (Berkeley) 4/19/94 +.\" +.Dd April 19, 1994 +.Dt BOOT 8 tahoe +.Os +.Sh NAME +.Nm boot +.Nd +system bootstrapping procedures +.Sh DESCRIPTION +.Sy Power fail and crash recovery. +Normally, the system will reboot itself at power-up or after crashes. +An automatic consistency check of the file systems will be performed, +and unless this fails, the system will resume multi-user operations. +.Pp +.Sy Cold starts. +These are processor-type dependent. +On the +.Tn CCI +Power 6/32 and related processors, +the system will do a standard autoboot from drive 0 +upon power-up or reset. +This automatic boot may be cancelled by typing a +.Ql \&# +in the first few seconds after reset. +This enters console mode; the console prompt is +.Ql > +or +.Ql \&# . +The boot flags can be set to any hexadecimal value +.Fl n +with the command +.Pp +.Bd -filled -offset indent -compact +.Li \&#> p23 +.Ar n . +.Ed +.Pp +The default device may be examined or set; see the Diagnostics and Debugging +manual for the processor for details on device naming and syntax. +After setting the boot flags and/or device, +a bootstrap sequence can be initiated with +.Pp +.Dl #> fb +.Pp +A specific device or bootstrap file may be used; for example, +.Pp +.Dl \&#> \&fb xfd(1,0) +.Pp +would boot from the `a' partition on +.Tn XFD +drive 1. +.Pp +The file specifications used for the boostrap +when loaded with the +.Dq askme +flag +(register 23 set to 1 or 3) +are of the form: +.Pp +.Dl device(adaptor,controller,unit,minor) +.Pp +where +.Ar device +is the type of the device to be searched, +.Ar adaptor +is number of the +.Tn VERSAbus +(or +.Tn VMEbus ) +to which the device is attached, +.Ar controller +is the unit number of the controller on that buss, +.Ar unit +is the unit number of the disk or tape, +and +.Ar minor +is the disk partition or tape file number. +Leading adaptor or controller numbers default to 0. +Normal line editing characters can be used when typing the file specification. +The following list of supported devices may vary from installation to +installation: +.Pp +.Bd -unfilled -offset indent -compact +dk SMD or ESDI disks on VDDC or SMD-E +cy tape on Ciprico Tapemaster controller +.Ed +.Pp +For example, +to boot from a file system which starts at cylinder 0 +of unit 0 of an +.Tn SMD-E +disk, type +.Ql dk(0,0)vmunix +to the boot prompt; +.Ql dk(2,1,0)vmunix +would specify drive 1 on +.Tn SMD-E +controller 2. +.Pp +In an emergency, the bootstrap methods described in the paper +.%T "Installing and Operating 4.3 BSD-tahoe UNIX on the Tahoe" +can be used +to boot from a distribution tape. +.Sh FILES +.Bl -tag -width /vmunix -compact +.It Pa /vmunix +system code +.It Pa /boot +system bootstrap +.El +.Sh SEE ALSO +.Xr halt 8 , +.Xr reboot 8 , +.Xr shutdown 8 +.Sh BUGS +The disklabel format used by some versions of the console processor +is different than the format used by +.Tn UNIX +and the bootstrap. +.Sh HISTORY |