[vbox-dev] Linux guest: two framebuffer devices? Is it possible?

2016-09-05 Thread Jan Petrouš
Hi, as VirtualBox supports dual head config I was trying to start two framebuffers on it. But unsucessfull. The main constraint is that guest Linux is very tiny and has no X-Windows inside. The application requires only the framebuffer devices. I did many hours googling to find solution but I fo

Re: [vbox-dev] Linux guest: two framebuffer devices? Is it possible?

2016-09-06 Thread Jan Petrouš
ble. So more questions can come later ;) CU /Jan > Regards, > > Michael > > <1> https://lists.freedesktop.org/mailman/listinfo/dri-devel > > > On 05.09.2016 17:42, Jan Petrouš wrote: >> >> Hi, >> >> as VirtualBox supports dual head config I wa

Re: [vbox-dev] Linux guest: two framebuffer devices? Is it possible?

2016-09-14 Thread Jan Petrouš
able. > So more questions can come later ;) > > CU > /Jan > > > > Regards, > > > > Michael > > > > <1> https://lists.freedesktop.org/mailman/listinfo/dri-devel > > > > > > On 05.09.2016 17:42, Jan Petrouš wrote: > >>

[vbox-dev] Dual framebuffer on linux guest without Xwin - strange behaviour

2016-09-19 Thread Jan Petrouš
Hi, I have not so big undersdanding on VB internals, so any hints or comments are welcome. I have patched vboxvideo.ko driver to support as many framebuffer devices as displays are configured in VB setting, so for example if VM has set 2 displays, then vboxvideo.ko registers two framebuffers (/de

Re: [vbox-dev] Have any non-Linux developers looked at the vboxvideo drm/kms driver?

2017-02-08 Thread Jan Petrouš
Hi Michael, sorry for hijacking the thread, but can I ask if there will be (or even better - is already) support for MORE framebuffers? I still see it as nice feature for more broader audience then me only :) For example as tooling solution for development multihead devices. BR. /Jan On 8 Febr

Re: [vbox-dev] Have any non-Linux developers looked at the vboxvideo drm/kms driver?

2017-02-08 Thread Jan Petrouš
Hi Michael, On 8 February 2017 at 13:45, Michael Thayer wrote: > > Hello Jan, > > I'm afraid I will have to ask for a bit of clarification there. My understanding of a frame buffer is an area of (usually video) memory representing the image shown on a screen. You can have more or less as many o

Re: [vbox-dev] Have any non-Linux developers looked at the vboxvideo drm/kms driver?

2017-02-08 Thread Jan Petrouš
On 8 February 2017 at 14:35, Michael Thayer wrote: > > Hello Jan, > > 08.02.2017 14:14, Jan Petrouš wrote: > [...] >> >> On 8 February 2017 at 13:45, Michael Thayer > <mailto:michael.tha...@oracle.com>> wrote: > > [...] >>> >>> I&#x