[src/trunk]: src/distrib/evbarm/instkernel/ramdisk Sync with amd64

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

details:   https://anonhg.NetBSD.org/src/rev/3052f773b082
branches:  trunk
changeset: 1015036:3052f773b082
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sun Oct 11 14:24:31 2020 +0000

description:
Sync with amd64

diffstat:

 distrib/evbarm/instkernel/ramdisk/dot.profile |  26 +++++++++++++++++++-------
 1 files changed, 19 insertions(+), 7 deletions(-)

diffs (53 lines):

diff -r 278b9a9a5375 -r 3052f773b082 distrib/evbarm/instkernel/ramdisk/dot.profile
--- a/distrib/evbarm/instkernel/ramdisk/dot.profile     Sun Oct 11 14:10:34 2020 +0000
+++ b/distrib/evbarm/instkernel/ramdisk/dot.profile     Sun Oct 11 14:24:31 2020 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: dot.profile,v 1.3 2020/01/09 19:17:41 martin Exp $
+#      $NetBSD: dot.profile,v 1.4 2020/10/11 14:24:31 jmcneill Exp $
 #
 # Copyright (c) 1997 Perry E. Metzger
 # Copyright (c) 1994 Christopher G. Demetriou
@@ -35,10 +35,14 @@
 
 PATH=/sbin:/bin:/usr/bin:/usr/sbin:/
 export PATH
-TERM=vt100
+TERM=wsvt25
 export TERM
 HOME=/
 export HOME
+BLOCKSIZE=1k
+export BLOCKSIZE
+EDITOR=ed
+export EDITOR
 
 umask 022
 
@@ -51,14 +55,22 @@
        # set up some sane defaults
        echo 'erase ^?, werase ^W, kill ^U, intr ^C'
        stty newcrt werase ^W intr ^C kill ^U erase ^?
-       echo ''
+       mount -t tmpfs tmpfs /tmp
+       mount -t tmpfs tmpfs /var
+       mount -t tmpfs -o union tmpfs /etc
+
+       mkdir -p /var/run /var/db
 
        # mount the ramdisk read write
        mount -u $ROOTDEV /
 
-       # mount the kern_fs so that we can examine the dmesg state
-       mount -t kernfs /kern /kern
+       grep() sed -n "/$1/p"
 
-       # run the installation or upgrade script.
-       sysinst || stty sane
+       if [ -x /sysinst ]; then
+               # run the installation or upgrade script.
+               sysinst || stty sane
+       else
+               echo "This image contains utilities which may be needed"
+               echo "to get you out of a pinch."
+       fi
 fi