This post shows a new feature (weston_clone_mode) that many customers need before in i.MX8MPlus.
The demo works on Linux BSP L5.10.72_2.2.0 and weston branch weston-imx-9.0.
The detailed introduction, running steps and test result are shown in the attached PPT.
Default Extend Mode Pipeline:
Clone Mode Pipeline:
The DSI buffers which as the clone source in the pipeline can also be changed to HDMI or LVDS buffers.
Running Steps:
- git apply clone_difResolution.diff
- source /opt/fsl-imx-xwayland/5.10-hardknott/environment-setup-cortexa53-crypto-poky-linux
- meson build/ --prefix=/usr -Ddoc=false -Dbackend-drm-screencast-vaapi=false -Dcolor-management-lcms=false -Dcolor-management-colord=false -Dpipewire=false -Dbackend-x11=false -Dbackend-fbdev=false -Dxwayland=true -Drenderer-g2d=true
- DESTDIR=./opt/weston ninja -C build/ install
- tar -cvf weston_usr.tar build/opt/weston/usr/*
- copy the weston_usr.tar to your evk board
- systemctl stop Weston
- tar -xvf weston_usr.tar
- cp -r build/opt/weston/* / & sync
- Adding “clone-mode=1”, “clone-connector-id=41” to your /etc/xdg/weston/weston.ini “core” section like picture (1). You can also add “cloneoutput” section like picture (2) If you decides to use other modes of your screen.
- systemctl restart Weston
- 41 or 45 in the pictures are the connector id of the corresponding screens. You can use modetest –M imx-drm to see the connector id.
Test Results:
Three displays:
Two Displays:
Reference Link
i.MX8MPlus :https://www.nxp.com/design/design-center/development-boards/i-mx-evaluation-and-development-boards/e...
weston: https://github.com/nxp-imx/weston-imx
weston doc: https://wayland.pages.freedesktop.org/weston/
HPD update
Please update the patch to clone_difResolution_add_HPD.diff which supports HPD feature.
Notion: pleas add force-on=true to the output you use as main screen. For example.
