--- mcore-src/trunk/mcore-tools/src/modules/basic-video/graphic.client.class.in	2017/04/07 08:00:51	2813
+++ mcore-src/trunk/mcore-tools/src/modules/basic-video/graphic.client.class.in	2018/11/16 13:43:52	2842
@@ -22,6 +22,8 @@
 {
 	local CONFIG
 	local conf
+	local boardvendor
+	local write_zotac_quirk
 
 	# rebuild 25-gfxcard.conf
 	# always clear the config
@@ -63,6 +65,45 @@
 		helper_graphic_add_configs ${MROOT}/${MCORE_CONFIG_PATH}/xorg/screen
 		addconfig 'EndSection'
 	fi
+
+	# always disable hdmi port on zotac devices atm - fixme make it configurable like alx
+	CONFIG="${MROOT}@@SYSCONFDIR@@/X11/xorg.conf.d/30-fix-zotac.conf"
+	clearconfig
+	write_zotac_quirk=0
+	if [ -e /sys/devices/virtual/dmi/id/board_vendor ]
+	then
+		boardvendor="$(< /sys/devices/virtual/dmi/id/board_vendor)"
+		# decapitalize
+		boardvendor="${boardvendor,,}"
+		case ${boardvendor} in
+			*zotac*) write_zotac_quirk=1 ;;
+		esac
+	fi
+	# some zotacs has as the board_vendor "filled by o.e.m"
+	# so we search the whole devices subtree for zotac vendor matches
+	# 0x19da="ZOTAC International (MCO) Ltd."
+	if [[ -n $(cat /sys/devices/*/*/subsystem_vendor  | grep 0x19da) ]]
+	then
+		write_zotac_quirk=1
+	fi
+
+	if [ -f ${MCORE_CONFIG_PATH}/xorg/device/30-hdmi.conf ]
+	then
+		source ${MCORE_CONFIG_PATH}/xorg/device/30-hdmi.conf
+		case "${graphic_hdmi}" in
+			enabled) write_zotac_quirk=0 ;;
+			disabled) write_zotac_quirk=1 ;;
+		esac
+	fi
+
+	if [[ ${write_zotac_quirk} = 1 ]]
+	then
+		addconfig "# Autogenerated by mcored" 
+		addconfig "Section \"Monitor\""
+		addconfig "	Identifier \"LVDS1\""
+		addconfig "	Option \"Ignore\" \"True\""
+		addconfig "EndSection"
+	fi
 }
 
 help_graphic_resolution()
@@ -95,6 +136,14 @@
 	mecho " Selects the graphic card driver used by Xorg."
 }
 
+help_graphic_hdmi()
+{
+	mecho "set graphic.hdmi [action]"
+	mecho " Available actions:"
+	mecho "  enable - enables the hdmi port"
+	mecho "  disable - disables the hdmi port"
+}
+
 # set_graphic_resolution ${value}
 set_graphic_resolution()
 {
@@ -105,7 +154,7 @@
 
 	CONFIG="${MROOT}/${MCORE_CONFIG_PATH}/xorg/screen/20-resolution.conf"
 
-	case ${depth} in
+	case ${resolution} in
 		*x*)
 			clearconfig
 			# do it for all supported color depth
@@ -198,6 +247,24 @@
 	fi
 }
 
+set_graphic_hdmi()
+{
+	local action="${CLASS_ARGV[0]}"
+	local CONFIG
+
+	case "${action}" in
+		enable|disable)
+			CONFIG="${MCORE_CONFIG_PATH}/xorg/device/30-hdmi.conf"
+			clearconfig
+			addconfig "graphic_hdmi=\"${action}\""
+			;;
+		*)
+			help_graphic_driver
+			return 1
+			;;
+	esac
+}
+
 get_graphic_driver()
 {
 	local action="${CLASS_ARGV[0]}"
@@ -226,3 +293,12 @@
 			;;
 	esac
 }
+
+get_graphic_hdmi()
+{
+	local CONFIG="${MCORE_CONFIG_PATH}/xorg/device/30-hdmi.conf"
+	if [ -f ${CONFIG} ]
+	then
+		rvecho "$(< ${CONFIG})"
+	fi
+}