#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (the "License").  You may not use this file except in compliance
# with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright (c) 1997 Sun Microsystems, Inc.
# All Rights Reserved.

#
# postinstall script for SUNWpsdir package.
#
#ident	"%Z%%M%	%I%	%E% SMI"
#
#
	
# This function will check if the module has an entry in etc/name_to_major
# If not simply calls add_drv with the arguments given. If there is
# such an entry in name_to_major file, it adds entries in driver_aliases
# driver_classes and minor_perm if necessary.
# The syntax of this function is the same as add_drv. 


check_add_drv()
{
	basedir=/  
	alias=""
	class=""
	ADD_ALIAS=0
	ADD_CLASS=0
	ADD_MINOR=0
	OPTIND=1
	IS_NET_DRIVER=0

	cmd="add_drv"

	while getopts i:b:m:c:n  opt
	do
		case $opt in
			i )	ADD_ALIAS=1	
				alias=$OPTARG
				cmd=$cmd" -i '$alias'"
				;;
			m )	ADD_MINOR=1
				minor=$OPTARG
				cmd=$cmd" -m '$minor'"
				;;
			c)	ADD_CLASS=1
				class=$OPTARG
				cmd=$cmd" -c $class"
				;;
			b)	basedir=$OPTARG
				cmd=$cmd" -b $basedir"
				;;
			n)	IS_NET_DRIVER=1
				;;
			\?) 	echo "check_add_drv can not handle this option"
				return
				;;
			esac
	done 
	shift `/usr/bin/expr $OPTIND - 1`
	
	drvname=$1

	cmd=$cmd" "$drvname

	drvname=`echo $drvname | /usr/bin/sed 's;.*/;;g'`

	/usr/bin/grep "^$drvname[ 	]" $basedir/etc/name_to_major >  /dev/null 2>&1

	if [ $? -ne 0 ] 
	then
		eval $cmd
	else	
		# entry already in name_to_major, add alias, class, minorperm
		# if necessary
		if [ $ADD_ALIAS = 1 ]	
		then
			for i in $alias
			do
				/usr/bin/egrep "^$drvname[ 	]+$i" $basedir/etc/driver_aliases>/dev/null 2>&1
				if [ $? -ne 0 ]
				then
					echo "$drvname $i" >> $basedir/etc/driver_aliases	
				fi
			done
		fi

		if [ $ADD_CLASS = 1 ]
		then
			/usr/bin/egrep "^$drvname[ 	]+$class( |	|$)" $basedir/etc/driver_classes > /dev/null 2>&1
			if [ $? -ne 0 ]
			then 
				echo "$drvname\t$class" >> $basedir/etc/driver_classes
			fi
		fi

		if [ $ADD_MINOR = 1 ]
		then
			/usr/bin/grep "^$drvname:" $basedir/etc/minor_perm > /dev/null 2>&1
			if [ $? -ne 0 ]
			then 
				minorentry="$drvname:$minor"
				echo $minorentry >> $basedir/etc/minor_perm
			fi
		fi

	fi

	# The following clone device/dev is needed for Custom Jumpstart

	if [ $IS_NET_DRIVER -eq 1 ]
	then
		CLONE_DEVICE=devices/pseudo/clone@0:$drvname
		set `/usr/bin/grep "^clone[ 	]" $basedir/etc/name_to_major`
		CLONE_MAJ=$2
		set `/usr/bin/grep "^$drvname[ 	]" $basedir/etc/name_to_major`
		DRIVER_MAJ=$2
		mknod $basedir/$CLONE_DEVICE c $CLONE_MAJ $DRIVER_MAJ
		chmod 600 $basedir/$CLONE_DEVICE
		chgrp sys $basedir/$CLONE_DEVICE
		chown root $basedir/$CLONE_DEVICE
		ln -s ../$CLONE_DEVICE $basedir/dev/$drvname
	fi
	
}

#
# Update /etc/driver_classes for drivers which change from class
# "scsi" to class "dada".
#

drvclasses_updates()
{
	nawk '
	BEGIN {
	  seen_ata = 0
	  }
	/^#/ || /^$/ {
	  print
	  next
	  }

	# ATA controller driver now is a dual mode driver
	# which supports both scsi and dada classes.
	# Add an entry to advertise it as such in the
	# /etc/driver_classes

	$1 == "ata" {
	  if (seen_ata == 0) {
	    print "ata\tdada"
	    print "ata\tscsi"
	    seen_ata = 1
	    }
	  next
	  }
	{ printf "%s\t%s\n", $1, $2 }' ${BASEDIR}/etc/driver_classes > /tmp/d.$$

	cp /tmp/d.$$ ${BASEDIR}/etc/driver_classes
	rm /tmp/d.$$
}

#
# Add new device drivers to system 
#

# Platform-specific drivers
case "${ARCH}" in
i386)
	drvclasses_updates
	check_add_drv -b "${BASEDIR}" -i '"mwss"' sbpro
	check_add_drv -b "${BASEDIR}" pci-ide
	check_add_drv -b "${BASEDIR}" -i '"ide"' ata
	;;
ppc)
	;;
esac