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by oldteen
Sat Sep 23, 2017 2:15 pm
Forum: Official Foundation Display
Topic: hardware acceleration
Replies: 0
Views: 1533

hardware acceleration

Hi, Actually when I use vc4-kms driver and the touch screen, the system seems to hang at boot. If I use vc4-fkms, x11 starts but apparently no hardware acceleration (opengl). here my config.txt without reference to vc4 dtparam=audio=on dtoverlay=pwm-with-clk,pin=40,func=4 dtoverlay=i2c-rtc,pcf2127 d...
by oldteen
Sat Sep 23, 2017 9:12 am
Forum: Compute Module
Topic: CM3 and vc4 driver
Replies: 4
Views: 3839

Re: CM3 and vc4 driver

Thanks 6by9

I try now:
- with fkms I see gui and can start my SDL application
- but I've got only 3 fps :(
- with fkms driver, all run well on a pi 3 and his HDMI port

I continue to investigate
by oldteen
Fri Sep 22, 2017 10:12 pm
Forum: Compute Module
Topic: CM3 and vc4 driver
Replies: 4
Views: 3839

CM3 and vc4 driver

Hello, I have to run a small SDL2 application on a CM3. A small 800x480 screen is connected on the board. Actually I have these lines in my config.txt: dtoverlay=dpi24 overscan_left=0 overscan_right=0 overscan_top=0 overscan_bottom=0 framebuffer_width=800 framebuffer_height=480 enable_dpi_lcd=1 disp...
by oldteen
Sun Sep 17, 2017 8:53 am
Forum: General discussion
Topic: Anyone owns cm3
Replies: 20
Views: 3042

Re: Anyone owns cm3

Hello,

I know it's a long time ago, but could I test your android image for CM3 (download link is broken) ?

Thanks,
oldteen

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