[src/netbsd-1-5]: src/distrib/sparc/ramdisk Pullup 1.12 and 1.13 [pk]:

[tv <tv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f9679b404d3f
branches:  netbsd-1-5
changeset: 490054:f9679b404d3f
user:      tv <tv%NetBSD.org@localhost>
date:      Wed Nov 01 03:05:24 2000 +0000

description:
Pullup 1.12 and 1.13 [pk]:
Don't bother with the tape block size unless explicitly requested.
=====
Support the two-stage memory-disk based bootstrap method for tape, cdrom
and floppy.

diffstat:

 distrib/sparc/ramdisk/dot.profile |  161 +++++++++++++++++++++++++++++++------
 1 files changed, 134 insertions(+), 27 deletions(-)

diffs (182 lines):

diff -r cb51a455fff9 -r f9679b404d3f distrib/sparc/ramdisk/dot.profile
--- a/distrib/sparc/ramdisk/dot.profile Wed Nov 01 03:02:52 2000 +0000
+++ b/distrib/sparc/ramdisk/dot.profile Wed Nov 01 03:05:24 2000 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: dot.profile,v 1.10.2.1 2000/10/19 14:24:22 tv Exp $
+# $NetBSD: dot.profile,v 1.10.2.2 2000/11/01 03:05:24 tv Exp $
 #
 # Copyright (c) 2000 The NetBSD Foundation, Inc.
 # All rights reserved.
@@ -42,39 +42,146 @@
 
 umask 022
 
-if [ "${BOOTFS_DONEPROFILE}" = "YES" ]; then
-       exit
+INSTFS_MP=/instfs
+MINIROOT_FSSIZE=10000
+
+if [ "${BOOTFS_DONEPROFILE}" != "YES" ]; then
+
+       BOOTFS_DONEPROFILE=YES
+       export BOOTFS_DONEPROFILE
+
+       # mount root read-write
+       mount_ffs -o update /dev/md0a /
+
+       # mount /instfs
+       mount_mfs -s $MINIROOT_FSSIZE swap $INSTFS_MP
 fi
 
-BOOTFS_DONEPROFILE=YES
-export BOOTFS_DONEPROFILE
+# A cat simulator
+cat()
+{
+       local l
+       while read l; do
+               echo "$l"
+       done
+}
 
-# mount root read-write
-mount -u /dev/md0a /
-
-# mount /instfs
-MINIROOT_FSSIZE=10000
-mount -t mfs -o -s=$MINIROOT_FSSIZE swap /instfs
+_resp=""
+getresp() {
+       read _resp
+       if [ "$_resp" = "" ]; then
+               _resp=$1
+       fi
+}
 
 # Load instfs
-echo ""
-echo "If you booted the system from a floppy you can now remove the disk."
-echo ""
-echo "Next, insert the floppy disk labeled \`instfs' into the disk drive."
-echo "The question below allows you to specify the device name of the floppy"
-echo "drive.  Usually, the default answer \`floppy' will do just fine."
-echo ""
+
+floppy()
+{
+       local dev
+       cat <<EOF
+First, remove the boot disk from the floppy station.
+
+Next, insert the floppy disk labeled \`instfs' into the disk drive.
+The question below allows you to specify the device name of the floppy
+drive.  Usually, the default device will do just fine.
+EOF
+       dev="/dev/rfd0a"
+       echo -n "Floppy device to load the installation utilities from [$dev]: "
+       getresp "$dev"; dev="$_resp"
+
+       echo "Extracting installation utilities... "
+       (cd $INSTFS_MP && tar zxpf $dev) || return 1
+}
+
+tape()
+{
+       local dev fn bsa
+       cat <<EOF
+By default, the installation utilities are located in the second tape file
+on the NetBSD/sparc installation tape. In case your tape layout is different,
+choose the appropriate tape file number below.
+
+EOF
+       dev="/dev/nrst0"
+       echo -n "Tape device to load the installation utilities from [$dev]: "
+       getresp "$dev"; dev="$_resp"
+
+       fn=2
+       echo -n "Tape file number [$fn]: "
+       getresp "$fn"; fn="$_resp"
+
+       echo -n "Tape block size (use only if you know you need it): "
+       getresp ""; if [ "$_resp" != "" ]; then
+               bsa="-b $_resp"
+       fi
+
+       echo "Positioning tape... "
+       mt -f $dev asf $(($fn - 1))
+       [ $? = 0 ] || return 1
+
+       echo "Extracting installation utilities... "
+       (cd $INSTFS_MP && tar $bsa -z -x -p -f $dev) || return 1
+}
 
-_dev="floppy"
+cdrom()
+{
+       local dev tf rval
+       cat <<EOF
+The installation utilities are located on the ISO CD9660 filesystem on the
+NetBSD/sparc CD-ROM. We need to mount the filesystem from the CD-ROM device
+which you can specify below. Note: after the installation utilities are
+extracted this filesystem will be unmounted again.
+
+EOF
+
+       rval=0
+       dev="/dev/cd0a"
+       echo -n "CD-ROM device to use [$dev]: "
+       getresp "$dev"; dev="$_resp"
+
+       mount_cd9660 -o rdonly $dev /cdrom || return 1
+
+       tf=/cdrom/installation/bootfs/instfs.tgz
+       (cd $INSTFS_MP && tar zxpf $tf) || rval=1
+       umount /cdrom
+       return $rval
+}
+
+cat <<EOF
+Welcome to the NetBSD/sparc microroot setup utility.
+
+We've just completed the first stage of a two-stage procedure to load a
+fully functional NetBSD installation environment on your machine.  In the
+second stage which is to follow now, a set of additional installation
+utilities must be load from your NetBSD/sparc installation medium.
+
+EOF
+
 while :; do
-       #if [ "$_dev" = "" ] ; then _dev=floppy; fi
-       echo -n "Device to load the \`instfs' filesystem from [$_dev]: "
-       read _answer
-       if [ "$_answer" != "" ]; then _dev=$_answer; fi
-       if [ "$_dev" = floppy ]; then _dev=/dev/rfd0a; fi
-       if [ "$_dev" = "none" ]; then continue; fi
-       (cd /instfs && tar zxvpf $_dev) && break
+       cat <<EOF
+This procedure supports one of the following media:
+
+       1) cdrom
+       2) tape
+       3) floppy
+
+EOF
+       echo -n "Installation medium to load the additional utilities from: "
+       read answer
+       echo ""
+       case "$answer" in
+               1|cdrom)        _func=cdrom;;
+               2|tape)         _func=tape;;
+               3|floppy)       _func=floppy;;
+               *)              echo "option not supported"; continue;;
+       esac
+       $_func && break
 done
 
 # switch to /instfs, and pretend we logged in there.
-exec chroot /instfs /bin/sh /.profile
+chroot $INSTFS_MP /bin/sh /.profile
+
+#
+echo "Back in microroot; halting machine..."
+halt