Hello again. I seem to resolved this issue. I had to set initial video mode for tilcdc to be 1024x768@60 Hz in uEnv.txt. Then Weston started nicely with —current-mode being 1024x768.
26 марта 2017 г., в 4:30, Yury Luneff <[email protected]> написал(а): > > Hello! > > I’m trying to get Weston running on BeagleBone Black with TI’s SGX drivers. > Kernel is 4.9.13-g102f61776e from meta-ti (morty branch) and the drivers > alike. > I have Weston 1.11 with patches from meta-arago (the patch that forces using > card0 whereas I have card0 for tilcdc and card1 for pvrsrvkm plus the > Mesa/GBM dealing patch). I had it running with SGX drivers already, but all > of a sudden it ceased to startup properly. > > # weston --tty=1 -B drm-backend.so --current-mode > … > [16:07:05.845] Output HDMI-A-1, (connector 26, crtc 24) > mode [email protected], preferred, current > ... > [16:07:05.957] set mode failed: Invalid argument > > I’ve posted complete Weston startup log here: http://pastebin.com/bHbdDMas > > The failure reason is listed in dmesg log: > tilcdc 4830e000.lcdc: Invalid pitch: fb and crtc widths must be the same > > I see the patch comments in https://patchwork.kernel.org/patch/7856821/ that > introduced this sanity check for tilcdc, but I’m not sure how to achieve > proper setup with my case. > > I have put 'gbm-format=rgb565’ in /etc/weston.ini. tilcdc’s pixel format > seems to be the same: > /sys/bus/platform/drivers/tilcdc/4830e000.lcdc/graphics/fb0/bits_per_pixel > equals to 16. > > I’m not sure how tilcdc and pvrsrvkm should work between each other but the > result is weston/wayland not starting because of some framebuffer mode > conflict. > > I had it working very little time ago and I did it by specifying > --current-mode for Weston, but now this option doesn’t help as Weston tries > to set_mode anyway. > > Please, give me an advice on how to debug this. > > Thanks! > — > Yury Lunev > > — Yury Lunev
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