--- trunk/hwinfo/emulate-hwsetup.sh	2015/07/24 07:54:04	2676
+++ trunk/hwinfo/emulate-hwsetup.sh	2015/07/24 10:47:30	2677
@@ -45,6 +45,56 @@
 	return 0
 }
 
+get_gfxcard_sysfsid_from_specific_hwid()
+{
+	local SEARCH_ID="$1"
+	local hwid
+	local sysfsid
+	local counter
+
+	declare -i counter=0
+
+	echo "${GFXCARD_INFO}" | while read line
+	do
+		# get hwinfo device id, its always the first line
+		if [[ ${counter} = 0 ]]
+		then
+			# hwids begins all with ^ID:, sub informations have an empty space
+			hwid=$(echo "${line}" | grep '^[0-9].*' | sed 's:\(^[0-9]*\)\:\ .*:\1:')
+		fi
+
+		# search for device id
+		if [[ ${SEARCH_ID} = ${hwid} ]]
+		then
+			case "${line}" in
+				*'SysFS ID:'*)
+					# subst the id
+					sysfsid="${line#*:}"
+					# trim spaces
+					sysfsid="${sysfsid// }"
+					echo "${sysfsid}"
+					;;
+			esac
+		fi
+
+		# next hardware item
+		if [[ -z ${line} ]]
+		then
+			counter=0
+		else
+			((counter++))
+		fi
+	done
+}
+
+get_primary_display_hwid()
+{
+	local hwid
+	hwid="$(echo "${GFXCARD_INFO}" | grep 'Primary display adapter:' | sed 's:.*\:\ \#\([0-9]*\):\1:')"
+	echo "${hwid}"
+}
+
+
 # disable probeonly, load all modules by default
 probeonly=0
 
@@ -63,6 +113,12 @@
 echo -n "Autoconfiguring devices...  " 1>&2
 
 GFXCARD_INFO="$(${HWINFO} --gfxcard)"
+# check for a primary device and rerun hwinfo for this device only
+primary_display_hwid="$(get_primary_display_hwid)"
+if [[ -n ${primary_display_hwid} ]]
+then
+	GFXCARD_INFO="$(${HWINFO} --gfxcard --only $(get_gfxcard_sysfsid_from_specific_hwid ${primary_display_hwid}))"
+fi
 NETCARD_INFO="$(${HWINFO} --netcard)"
 MOUSE_INFO="$(${HWINFO} --mouse)"