From 1c2587457fcd781ba0a999852f62e7064ee92e73 Mon Sep 17 00:00:00 2001 From: Mike Smith Date: Sun, 24 Jan 1999 00:12:17 +0000 Subject: [PATCH] Document root_disk_unit --- sys/boot/i386/loader/help.i386 | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/sys/boot/i386/loader/help.i386 b/sys/boot/i386/loader/help.i386 index 81288250ade0..4e4ec8bb2b27 100644 --- a/sys/boot/i386/loader/help.i386 +++ b/sys/boot/i386/loader/help.i386 @@ -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= 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= + + 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. + +################################################################################