# -*- shell-script -*-

# 21sysfs_hotplug - Definitions and routines relating to sysfs and hotplug.

# This file is part of the Linux lsvpd package.

# (C) Copyright IBM Corp. 2004

# Maintained by Martin Schwenke <martins@au.ibm.com>

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    
# $Id: 21sysfs_hotplug,v 1.1 2004/09/13 01:58:51 martins Exp $

[ -n "$sysfs_dir" ] || return 0

######################################################################

hotplug_get_vpd_value ()
{
    # Uses: DEVPATH (set by hotplug)
    local k="$1"

    local sysfs_bus_info="${sysfs_dir#/}${DEVPATH}"

    local device_bus_dir=$(bus_alias_get "$sysfs_bus_info")

    if [ -n "$device_bus_dir" ] ; then
	local vpd_dir
	vpd_dir_set_hook "$device_bus_dir"
	vpd_field_get "$vpd_dir" "$k"
    fi
}
