From 0cfbf187d602da4c6a6d797b4d9db25e814af842 Mon Sep 17 00:00:00 2001
From: ru <ru@FreeBSD.org>
Date: Wed, 13 Mar 2002 12:30:46 +0000
Subject: Document the "slice" syntax.

Prodded by:	ambrisko
---
 sbin/reboot/boot_i386.8 | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

(limited to 'sbin/reboot')

diff --git a/sbin/reboot/boot_i386.8 b/sbin/reboot/boot_i386.8
index 779d9f0..25f5286 100644
--- a/sbin/reboot/boot_i386.8
+++ b/sbin/reboot/boot_i386.8
@@ -112,8 +112,9 @@ may also be specified as the last segment of a path, in which case
 the listing will be of the relevant subdirectory.)
 .Pp
 .It Xo
-.Ar bios_drive : Ns Ar interface Ns Po
-.Ar unit , Ns Ar part Pc
+.Sm off
+.Ar bios_drive : interface ( unit , Oo Ar slice , Oc Ar part )
+.Sm on
 .Ar filename
 .Op Fl aCcDdghmPprsv
 .Xc
@@ -143,7 +144,7 @@ SCSI disk on any supported SCSI controller
 .It Ar unit
 The unit number of the drive on the interface being used.
 0 for the first drive, 1 for the second drive, etc.
-.It Ar part
+.It Oo Ar slice , Oc Ns Ar part
 The partition letter inside the
 .Bx
 portion of the disk.  See
@@ -152,10 +153,20 @@ By convention, only partition
 .Ql a
 contains a bootable image.  If sliced disks are used
 .Pq Dq fdisk partitions ,
-any slice can be booted from, with the default being the active slice
+any
+.Ar slice
+(1 for the first slice, 2 for the second slice, etc.\&)
+can be booted from, with the default (if not specified) being the active slice
 or, otherwise, the first
 .Fx
 slice.
+If
+.Ar slice
+is specified as 0, the first
+.Fx
+slice (also known as
+.Dq compatibility
+slice) is booted from.
 .It Ar filename
 The pathname of the file to boot (relative to the root directory
 on the specified partition).  Defaults to
-- 
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