update

isotest/xorg-dummy.conf

@@ -0,0 +1,41 @@
+# Xorg configuration for 3 virtual monitors using dummy driver with RandR
+# Used for headless multi-display testing with SPICE/remote-viewer
+
+Section "ServerFlags"
+    Option "DontVTSwitch" "true"
+    Option "AllowMouseOpenFail" "true"
+    Option "PciForceNone" "true"
+    Option "AutoEnableDevices" "false"
+    Option "AutoAddDevices" "false"
+EndSection
+
+Section "Device"
+    Identifier "dummy"
+    Driver "dummy"
+    VideoRam 768000
+EndSection
+
+Section "Monitor"
+    Identifier "Monitor0"
+    HorizSync 28.0-80.0
+    VertRefresh 48.0-75.0
+    # 1920x1080 @ 60Hz (CVT) modeline
+    Modeline "1920x1080" 173.00 1920 2048 2248 2576 1080 1083 1088 1120 -hsync +vsync
+EndSection
+
+Section "Screen"
+    Identifier "Screen0"
+    Device "dummy"
+    Monitor "Monitor0"
+    DefaultDepth 24
+    SubSection "Display"
+        Depth 24
+        Modes "1920x1080"
+        Virtual 5760 1080
+    EndSubSection
+EndSection
+
+Section "ServerLayout"
+    Identifier "Layout0"
+    Screen 0 "Screen0" 0 0
+EndSection