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Document root_disk_unit

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Mike Smith 1999-01-24 00:12:17 +00:00
parent c679ae39a8
commit 1c2587457f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=43115
1 changed files with 12 additions and 0 deletions
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sys/boot/i386/loader/help.i386
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@ -16,6 +16,8 @@
################################################################################
# Tset Snum_ide_disks DSet the number of IDE disks
NOTE: this variable is deprecated, use root_disk_unit instead.
set num_ide_disks=<value>
When booting from a SCSI disk on a system with one or more IDE disks,
@ -32,3 +34,13 @@
be run when the kernel is booted.
################################################################################
# Tset Sroot_disk_unit DForce the root disk unit number.
set root_disk_unit=<value>
If the code which detects the disk unit number for the root disk is
confused, eg. by a mix of SCSI and IDE disks, or IDE disks with
gaps in the sequence (eg. no primary slave), the unit number can be
forced by setting this variable.
################################################################################