#!/bin/bash
# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/hwdetect,v 1.7 2008-04-10 20:26:46 niro Exp $

# note: must be startet before /etc/rc.d/init.d/modules !!!

#%rlevels: 7:s
#%start: 52
#%stop: 

#deps
#%needs:
#%before:
#%after:

add_x11conf()
{
	local var="$1"
	echo "${var}" >> ${xfconfig} || die "add_x11conf() adding \$var"
}

add_modconf()
{
	local var="$1"
	local config

	# get the right config
	if [[ -f /etc/modules.autoload ]]
	then
		config=/etc/modules.autoload
	else
		config=/etc/modules.autoload.d/kernel-$(kernel_major_version)
	fi

	echo "${var}" >> ${config}
}

write_x11_config()
{
	local xserver
	local xfconfig

	local HAS_VNC
	local USE_AIGLX

	local rgbpath
	local fontpath
	local modulespath
	local i

	# check command line for params
	for i in $(cat /proc/cmdline)
	do
		case "${i}" in
			aiglx) USE_AIGLX=yes;;
		esac
	done

	# xfree or xorg ?
	xserver="$(readlink /usr/X11R6/bin/X)"

	case ${xserver} in
		Xorg)
			xfconfig=/etc/X11/xorg.conf
			;;
		XFree86)
			xfconfig=/etc/X11/XF86Config
			;;
		*)
			echo "    Unkown xserver. aborting."
			exit 1
			;;
	esac

	# have we vnc support ?
	if [[ -f /usr/X11R6/lib/modules/vnc.so ]] ||
		[[ -f /usr/X11R6/lib/modules/extensions/vnc.so ]] ||
		[[ -f /usr/lib/xorg/modules/extensions/vnc.so ]]
	then
		HAS_VNC="yes"
	else
		HAS_VNC="no"
	fi

	# show which xserver we going to use
	echo -en ${COLOREDSTAR}"Using '${xserver}' as x11-server "

	# show if we have vnc
	if [[ ${HAS_VNC} = yes ]]
	then
		echo "with vnc enabled ..."
	else
		echo "..."
	fi

	# create a new clear xfconfig file
	echo '# Generated with hwdetect, part of Magellan-Linux initscripts.' > ${xfconfig}
	echo '' >> ${xfconfig}


	# write modules
	add_x11conf ''
	add_x11conf 'Section "Module"'
	add_x11conf '    Load        "dbe"'
	add_x11conf '    SubSection  "extmod"'
	add_x11conf '      Option    "omit xfree86-dga"'
	add_x11conf '    EndSubSection'
	add_x11conf '    Load        "type1"'
	add_x11conf '    Load        "speedo"'
	add_x11conf '    Load        "freetype"'
	add_x11conf '#    Load        "xtt"'
	if [[ ${USE_AIGLX} = yes ]]
	then
		add_x11conf '     Load       "glx"'
	else
		add_x11conf '#    Load       "glx"'
	fi
	add_x11conf '    Load       "dri"'

	[[ ${HAS_VNC} = yes ]] && add_x11conf '    Load       "vnc"'

	add_x11conf 'EndSection'

	# enable composite for aiglx
	if [[ ${USE_AIGLX} = yes ]]
	then
		add_x11conf 'Section "Extensions"'
		add_x11conf '    Option     "Composite"      "Enable"'
		add_x11conf 'EndSection'
	fi


	# fonts
	case ${xserver} in
		Xorg)
			fontpath="/usr/share/fonts"
			rgbpath="/usr/share/X11"
			modulespath="/usr/lib/xorg/modules"
			;;
		XFree86)
			fontpath="/usr/X11R6/lib/X11/fonts"
			rgbpath="/usr/X11R6/lib/X11"
			modulespath="/usr/X11R6/lib/modules"
			;;
	esac

	add_x11conf ''
	add_x11conf 'Section "Files"'
	add_x11conf "    RgbPath    \"${rgbpath}/rgb\""
	add_x11conf "    FontPath   \"${fontpath}/local/\""
	add_x11conf "    FontPath   \"${fontpath}/misc/\""
	add_x11conf "    FontPath   \"${fontpath}/75dpi/:unscaled\""
	add_x11conf "    FontPath   \"${fontpath}/100dpi/:unscaled\""
	add_x11conf '    #prevents slow startup when disabled -> speedo, type1'
	add_x11conf "    #FontPath  \"${fontpath}/Speedo/\""
	add_x11conf "    #FontPath  \"${fontpath}/fonts/Type1/\""
	add_x11conf "    FontPath   \"${fontpath}/fonts/TrueType/\""
	add_x11conf "    FontPath   \"${fontpath}/freefont/\""
	add_x11conf "    FontPath   \"${fontpath}/75dpi/\""
	add_x11conf "    FontPath   \"${fontpath}/100dpi/\""
	add_x11conf "#    ModulePath \"${modulespath}\""
	add_x11conf 'EndSection'

	# xserver flags
	add_x11conf ''
	add_x11conf 'Section "ServerFlags"'
	add_x11conf '#    Option "DontVTSwitch"'
	add_x11conf '#    Option "DontZap"'
	add_x11conf '#    Option "Dont Zoom"'
	add_x11conf 'EndSection'


	# keyboard
	add_x11conf ''
	add_x11conf 'Section "InputDevice"'
	add_x11conf '    Identifier	"Keyboard1"'

	case ${xserver} in
		Xorg) add_x11conf '    Driver	"kbd"' ;;
		XFree86) add_x11conf '    Driver	"Keyboard"' ;;
	esac

	add_x11conf '    Option "AutoRepeat" "500 30"'
	add_x11conf '#    Option	"Xleds"      "1 2 3"'

	case ${xserver} in
		Xorg)
			add_x11conf '    Option "XkbRules"	"xorg"'
			;;
		XFree86)
			add_x11conf '    Option "XkbRules"	"xfree86"'
			;;
	esac

	add_x11conf '    Option "XkbModel"	"pc104"'
	add_x11conf '    Option "XkbLayout"	"de"'
	add_x11conf 'EndSection'


	# mouse
	# to be safe
	local MOUSETYPE XMOUSETYPE FULLNAME DEVICE
	# get config
	[ -f /etc/sysconfig/hwsetup/mouse ] && source /etc/sysconfig/hwsetup/mouse

	add_x11conf ''
	add_x11conf 'Section "InputDevice"'
	add_x11conf '    Identifier	"Mouse1"'
	add_x11conf '    Driver	"mouse"'

	if [[ -n ${XMOUSETYPE} ]]
	then
		add_x11conf "    Option \"Protocol\"    \"${XMOUSETYPE}\""
	else
		add_x11conf '    Option "Protocol"    "PS/2"'
	fi

	if [[ -n ${DEVICE} ]]
	then
		# show what we got
		echo -e ${COLOREDSTAR}"Mouse (${MOUSE_FULLNAME} found at ${MOUSE_DEVICE}"

		# is there any mouse module than try to load it
		if [[ ${MOUSETYPE} = ps2 ]]
		then
			# kernel 2.6
			if [ -f /lib/modules/$(uname -r)/kernel/drivers/input/mouse/psmouse.ko ]
			then
				echo -e ${COLOREDSTAR}"Loading kernel-module 'psmouse' ..."
				add_modconf 'psmouse'
			fi

			# kernel 2.4
			#if [ -f /lib/modules/$(uname -r)/kernel/drivers/input/mouse/psmouse.ko ]
			#then
			#	echo -e ${COLOREDSTAR}"Loading kernel-module 'psmouse' ..."
			#	echo "psmouse" >> /etc/modules.autoload.d/kernel-$(kernel_major_version)
			#fi
		else
			# kernel 2.6
			if [ -a /lib/modules/$(uname -r)/kernel/drivers/input/mouse/sermouse.ko ]
			then
				echo -e ${COLOREDSTAR}"Loading kernel-module 'sermouse' ..."
				add_modconf 'sermouse'
			fi

			# kernel 2.4
			#if [ -f /lib/modules/$(uname -r)/kernel/drivers/input/mouse/psmouse.ko ]
			#then
			#	echo -e ${COLOREDSTAR}"Loading kernel-module 'psmouse' ..."
			#	echo "psmouse" >> /etc/modules.autoload.d/kernel-$(kernel_major_version)
			#fi
		fi
		add_x11conf "    Option \"Device\"      \"${DEVICE}\""
	else
		add_x11conf '    Option "Device"      "/dev/mouse"'
	fi

	add_x11conf '    Option "Resolution"	"1200"'

	[[ ${XMOUSETYPE} = IMPS/2 ]] && add_x11conf '    Option "ZAxisMapping" "4 5"'

	add_x11conf 'EndSection'

	# to be safe
	unset MOUSETYPE XMOUSETYPE FULLNAME DEVICE


	# vnc keyboard && mouse
	if [[ ${HAS_VNC} = yes ]]
	then
		add_x11conf ''
		add_x11conf 'Section "InputDevice"'
		add_x11conf '    Identifier "vncKeyboard"'
		add_x11conf '    Driver "rfbkeyb"'
		add_x11conf 'EndSection'

		add_x11conf ''
		add_x11conf 'Section "InputDevice"'
 		add_x11conf '    Identifier "vncMouse"'
 		add_x11conf '    Driver "rfbmouse"'
		add_x11conf 'EndSection'
	fi


	# monitor
	add_x11conf ''

	# using knoppix ddcxinfo
	if [[ -x /sbin/ddcxinfo-knoppix ]]
	then
		ddcxinfo-knoppix -monitor >> ${xfconfig}
	else
		# some conservative default values
		 add_x11conf 'Section "Monitor"'
		add_x11conf '    Identifier  "mon0"'
		add_x11conf '    HorizSync   28 - 96'
		add_x11conf '    VertRefresh 50-60'
		add_x11conf '    Option      "DPMS"'
		add_x11conf 'EndSection'
	fi

	# vga
	# to be safe
	local XSERVER XMODULE XDESC

	# get config
	[ -f /etc/sysconfig/hwsetup/xserver ] && source /etc/sysconfig/hwsetup/xserver

	add_x11conf ''
	add_x11conf 'Section "Device"'
	add_x11conf '    Identifier  "vga0"'

	if [[ -n ${XMODULE} ]]
	then
		# vmware module has some probs with fb consoles
		# very dirty glyphes appear, so we use vesa instead
		[[ ${XMODULE} = vmware ]] && XMODULE="vesa"

		# i810 needs the intel-agp kernel module to run probably
		[[ ${XMODULE} = i810 ]] && \
			[ -f /lib/modules/$(uname -r)/kernel/drivers/char/agp/intel-agp.ko ] && \
			add_modconf 'intel-agp'

		echo -e ${COLOREDSTAR}"Video: ${XDESC}"
		echo -e ${COLOREDSTAR}"Video module: ${XMODULE}"
		add_x11conf "    Driver      \"${XMODULE}\""
	else
		echo -e ${COLOREDSTAR}"Video unknown, trying to use the standard 'vesa' module ..."
		add_x11conf '    Driver      "vesa"'
	fi

	if [[ ${USE_AIGLX} = yes ]]
	then
		add_x11conf ''
		[[ ${XMODULE} = radeon ]] && add_x11conf '    Option  "XAANoOffscreenPixmaps" "true"'
        	add_x11conf '    Option  "DRI"   "true"'
		add_x11conf ''
	fi

	# vnc server options
	if [[ ${HAS_VNC} = yes ]]
	then
		add_x11conf ''
		add_x11conf '    # rfb options'
		add_x11conf '    Option "rfbauth"     "/root/.vnc/passwd"'
		add_x11conf '    Option "rfbport"     "5900"'
		add_x11conf '    # Option "nevershared"'
		add_x11conf '    Option "alwaysshared"'
		add_x11conf '    Option "dontdisconnect"'
		add_x11conf '    Option "httpdir"     "/usr/share/vnc/classes"'
		add_x11conf '    Option "httpport"    "5800"'
		add_x11conf '    # Option "useraccept"'
		add_x11conf '    Option "usevnc"'
		add_x11conf '    # Option "localhost"'
		add_x11conf '    # Option "interface" "192.168.0.1"'
		add_x11conf '    # Option "viewonly"'
		add_x11conf '    # Option "loginauth"'
		add_x11conf ''
	fi

	add_x11conf 'EndSection'
	# to be safe
	unset XSERVER XMODULE XDESC


	# screens
	add_x11conf ''
	add_x11conf 'Section "Screen"'
	add_x11conf '    Identifier  "Screen 1"'
	add_x11conf '    Device      "vga0"'
	add_x11conf '    Monitor     "Monitor0"'
	add_x11conf '    DefaultDepth 16'
	add_x11conf '    Subsection "Display"'
	add_x11conf '        Depth       8'
	add_x11conf '        Modes       "1024x768"'
	add_x11conf '        ViewPort    0 0'
	add_x11conf '    EndSubsection'
	add_x11conf '    Subsection "Display"'
	add_x11conf '        Depth       16'
	add_x11conf '        Modes       "1024x768"'
	add_x11conf '        ViewPort    0 0'
	add_x11conf '    EndSubsection'
	add_x11conf '    Subsection "Display"'
	add_x11conf '        Depth       24'
	add_x11conf '        Modes       "1024x768"'
	add_x11conf '        ViewPort    0 0'
	add_x11conf '    EndSubsection'
	add_x11conf 'EndSection'


	# server layout
	add_x11conf ''
	add_x11conf 'Section "ServerLayout"'
	add_x11conf '    Identifier  "Simple Layout"'
	add_x11conf '    Screen "Screen 1"'
	add_x11conf '    InputDevice "Mouse1" "CorePointer"'
	add_x11conf '    InputDevice "Keyboard1" "CoreKeyboard"'

	# load vnc keyboard && mouse
	if [[ ${HAS_VNC} = yes ]]
	then	
		add_x11conf '    InputDevice "vncMouse"    "ExtraPointer"'
		add_x11conf '    InputDevice "vncKeyboard" "ExtraKeyboard"'
	fi

	if [[ ${USE_AIGLX} = yes ]]
	then
		add_x11conf ''
		add_x11conf '    Option      "AIGLX" "true"'
		add_x11conf ''
	fi
	

	add_x11conf 'EndSection'


	# dri (here disabled, use default of xserver)
	add_x11conf ''
	if [[ ${USE_AIGLX} = yes ]]
	then
		add_x11conf 'Section "DRI"'
		add_x11conf '     Group 0'
		add_x11conf '     Mode 0666'
		add_x11conf 'EndSection'
	else
		add_x11conf '# Section "DRI"'
		add_x11conf '#      Group 0'
		add_x11conf '#      Mode 0666'
		add_x11conf '# EndSection'
	fi
}


run_hwdetection()
{
	echo -e ${COLOREDSTAR}"Hardware Autodetection started ..."
	echo -e ${COLOREDSTAR}"Prozessor: $(cat /proc/cpuinfo |grep "model name" | sed -e 's:model\ name*.*\: ::')"


	# cleaning up old data-crap
	if [ -e /etc/sysconfig/hwsetup ]
	then
		echo -e ${COLOREDSTAR}"Cleaning up old data ..."
		rm -f /etc/sysconfig/hwsetup/*
	fi

	echo -en "${COLOREDSTAR}";hwsetup -p > /dev/null

	# clean up modules
	if [ -f /etc/modules.autoload.d/kernel-$(kernel_major_version) ]
	then
		echo -e ${COLOREDSTAR}"Cleaning up /etc/modules.autoload.d/kernel-$(kernel_major_version) ..."
		echo > /etc/modules.autoload.d/kernel-$(kernel_major_version)
		evaluate_retval
	fi
	if [ -f /etc/modules.autoload ]
	then
		echo -e ${COLOREDSTAR}"Cleaning up /etc/modules.autoload ..."
		echo > /etc/modules.autoload
		evaluate_retval
	fi

	# load module for parallel printing if exists
	if [ -e /lib/modules/$(uname -r)/kernel/drivers/char/lp.o ]
	then
		add_modconf 'lp'
	fi

	# get what hwsetup has found
	if [ -f /etc/sysconfig/hwsetup/knoppix ]
	then
		source /etc/sysconfig/hwsetup/knoppix
	fi

	# network setup (dhcp)
	if [[ -n ${NETCARD_DRIVER}  ]]
	then
		echo -e ${COLOREDSTAR}"Network eth0: ${NETCARD_FULLNAME}"
		echo -e ${COLOREDSTAR}"Network module: ${NETCARD_DRIVER}"
		add_modconf "${NETCARD_DRIVER}"
		evaluate_retval
	fi

	# sound setup
	if [[ -n ${SOUND_DRIVER} ]]
	then
		echo -e ${COLOREDSTAR}"Sound (${SOUND_FULLNAME}) found"
		echo -e ${COLOREDSTAR}"Sound module: ${SOUND_DRIVER}"
		add_modconf "${SOUND_DRIVER}"
		evaluate_retval
	fi

	# write default xfree-config
	echo -e ${COLOREDSTAR}"Generating x11 configuration ..."
	write_x11_config
	evaluate_retval
}

########### main part starts here ##############

source /etc/sysconfig/rc
source $rc_functions

case $1 in
	start)
		# we wouldn't start hwdetection if settings where imported (alx-only)
		if [ ! -e /etc/alx-config/imported ]
		then
			run_hwdetection
		fi

		update_svcstatus $1
		splash svc_started "$(basename $0)" 0
		;;

	restart)
		$0 start
		;;

	*)
		echo "Usage: $0 {start|restart}"
		exit 1
		;;
esac