Dear List, Been digging a lot to try to find a good solution for my problem here:
We are using xorg for an "embedded" system, on which we would like to get a separate DISPLAY setting for each of the computer's gfx connectors. As it is today, by default HDMI1, HDMI2 and HDMI3 are cloned, By using xrandr and the left-of and right-of options on the connectors, we are able to extend the size to span across all the monitor connectors, and the total size of Screen 0 gets adjusted automatically. (Actually quite impressed by this!) However, this is actually not really what we want. We would like each HDMIx to be a separate display, i.e. HDMI1 should be :0.0, HDMI2 should be :0.1 and HDMI3 should be :0.2 . This is pure X, no window manager. I guess this is a simple config option somewhere.... I will be very grateful if someone could point me in the right direction. :) System info: * Intel Kaby Lake chipset: Driver loaded during kernel boot: # dmesg | grep i915 [ 0.947501] [drm] Finished loading i915/kbl_dmc_ver1_01.bin (v1.1) * Gentoo - kernel 4.9.41 * xorg-server verison 1.19.3 * mesa version 17.0.6 * No xorg.conf (everything autodetected) * No errors or (relevant) warnings i /var/log/Xorg.0.log. (Except missing fonts warnings) * Outputs are assigned during xinit: [ 476.723] (--) intel(0): Output HDMI1 using initial mode 1600x1200 on pipe 0 [ 476.723] (--) intel(0): Output HDMI2 using initial mode 1280x1024 on pipe 1 [ 476.723] (--) intel(0): Output HDMI3 using initial mode 1680x1050 on pipe 2 * xrandr --query: # DISPLAY=:0 xrandr --query Screen 0: minimum 8 x 8, current 4560 x 1200, maximum 32767 x 32767 DP1 disconnected (normal left inverted right x axis y axis) DP2 disconnected (normal left inverted right x axis y axis) DP3 disconnected (normal left inverted right x axis y axis) HDMI1 connected 1600x1200+1280+0 (normal left inverted right x axis y axis) 410mm x 310mm 1600x1200 60.00*+ 1280x1024 60.02 1280x960 60.00 1024x768 60.00 800x600 60.32 640x480 59.94 720x400 70.08 HDMI2 connected primary 1280x1024+0+0 (normal left inverted right x axis y axis) 380mm x 300mm 1280x1024 60.02*+ 75.02 1152x864 75.00 1024x768 75.03 60.00 800x600 75.00 60.32 640x480 75.00 59.94 720x400 70.08 HDMI3 connected 1680x1050+2880+0 (normal left inverted right x axis y axis) 470mm x 300mm 1680x1050 59.95*+ 1280x1024 75.02 60.02 1152x864 75.00 1024x768 75.03 60.00 800x600 75.00 60.32 640x480 75.00 59.94 720x400 70.08 VIRTUAL1 disconnected (normal left inverted right x axis y axis) Best regards, Tor Rune Skoglund, t...@fourc.eu
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