On Wed, Apr 8, 2015 at 10:00 PM, CoolPerson:-) <[email protected]> wrote: > I understand the DRM provides a method for the user space to control GPU in > the BBB via API. Although this may not have been possible with previous > versions of the kernels, GPU I guess must have been controlled somehow by > other kernels. > > I wish to know before the new Kernel, how was the GPU controlled by the > kernel without the help of the DRM? We still had HDMI output from the > beaglebone and I hope we used the GPU in it even during the previous Kernel > versions. > > I am a beginner to the Beaglebone and I hope detailed answer so that I could > dig deep into other ends.
Technically, we still don't use the "GPU"... Please read this first: https://en.wikipedia.org/wiki/Direct_Rendering_Manager The old "fbdev" driver we used before the current 'drm' driver was: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/drivers/video/fbdev/da8xx-fb.c Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
