Date: Tue, 25 Jun 2019 14:06:37 -0400 From: Jung-uk Kim <jkim@FreeBSD.org> To: Johannes Lundberg <johalun@FreeBSD.org> Cc: FreeBSD X11 <x11@FreeBSD.org>, vbox@freebsd.org Subject: Re: Accelerated graphics in vbox 6 Message-ID: <0a52c3c7-5bc9-dec8-ca1d-e37757ea446f@FreeBSD.org> In-Reply-To: <a26e5ea8-e1c1-1546-83fb-0a853729a7ff@FreeBSD.org> References: <4a697e5a-8ecc-cda9-6f80-3e78d09c924f@FreeBSD.org> <874a0def-1e1e-971b-ae65-4e700295a9e9@FreeBSD.org> <d2bc45b6-171d-01d9-4962-ab4665111003@FreeBSD.org> <c021b0dc-b909-cca7-8d7f-9bb61c23e32b@FreeBSD.org> <a26e5ea8-e1c1-1546-83fb-0a853729a7ff@FreeBSD.org>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On 19. 6. 25., Jung-uk Kim wrote: > On 19. 5. 21., Jung-uk Kim wrote: >> On 19. 5. 21., Johannes Lundberg wrote: >>> Hi >>> >>> On 5/21/19 11:46 AM, Jung-uk Kim wrote: >>>> On 19. 5. 21., Johannes Lundberg wrote: >>>>> Hi vbox folks! (cc: x11 list) >>>>> >>>>> According to this >>>>> https://www.phoronix.com/scan.php?page=article&item=virtualbox-60- vmsvga&num=1 >>>>> >>>>> >>>>> vbox can now use the vmwgfx kernel driver for accelerated graphics. With >>>>> that I assume that virtualbox's own drm driver project is >>>>> scrapped. >>>> Actually, they moved vboxvideo KMS/DRM driver to Linux >>>> kernel. >>>> >>>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/ tree/drivers/gpu/drm/vboxvideo >>> >>> >>>> >>>> It's been there for quite some time and no progress have been made for >>> the time I've been tracking it. Seems abandoned to me and my >>> impression is that that one is scrapped in favor of vmwgfx... >>> Do anyone know if vboxvideo is suppose to be in working state >>> (the one in linux kernel)? >> >> It was added to staging for almost two years ago. Please see the >> original patch submission. >> >> https://lwn.net/Articles/726355/ >> >> Recently they moved it out of staging (via merging >> drm-next-2019-05-09). >> >> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/co mmit/?id=131abc56e1bacef23cb7b340519d36e2f5adb2a9 >> >> >> >> It means Linux 5.2 release will have it by default. >> >> It doesn't look dead to me. ;-) >> >>>> And DDX driver was moved to Xorg repository. >>>> >>>> https://cgit.freedesktop.org/xorg/driver/xf86-video-vbox >>>> >>>>> I've been working on porting vmwgfx from Linux to our >>>>> linuxkpi. It works pretty well with freebsd 13 as vmware >>>>> guest on macos as long you're using only one vcpu (some >>>>> race condition issue to be solved..). It would be cool if >>>>> we could get accelerated graphics in vbox, with freebsd as >>>>> both host and guest since vmware can't run as host on >>>>> freebsd. >>>> Can you please port the vboxvideo driver to linuxkpi? >>> >>> vmwgfx seems like the better choice if it's used by both >>> vmware and vbox (v6+). But if it's suppose to be in a working >>> state I can take a look.. >> >> ... >> >> AFAIK VirtualBox graphics stack is in a working state. > > I found it is ported now. > > https://github.com/FreeBSDDesktop/kms-drm/commits/drm-v5.0 > > I tried it and it's somewhat working, thanks! > > However, I found two problems. > > 1. Console does not refresh automatically. > > When vboxvideo.ko is loaded, console stays black. Console preview > looks fine, though. I found it's redrawn when the window is > resized. Note I only tried it on a Windows host. I will try it > with FreeBSD host soon but I think it'll be the same. > > 2. Console does not resize dynamically. > > Actually, it is not vboxvideo.ko's fault. It happens because > vt(4) does not support monitor hotplug. > > https://www.virtualbox.org/wiki/Guest_resizing > > After I tried it out, I realized vboxvideo.ko is just a KMS driver > and modesetting driver is used for X.org. IOW, we cannot resize > X.org window dynamically when vboxvideo.ko is used. With > vboxvideo.ko or vboxvideo_drv.so, 3D acceleration is still handled > by the Chromium OpenGL pass-through stub. As always, it may be > enabled with setting OPENGL option for > emulators/virtualbox-ose-additions. > > BTW, Phoronix once reported 3D acceleration with VMware driver > does not look good on VirtualBox anyway. :-p > > http://www.phoronix.com/vr.php?view=27348 Sorry, the link was wrong. I meant to add this link. https://www.phoronix.com/vr.php?view=27277 Jung-uk Kim -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEl1bqgKaRyqfWXu/CfJ+WJvzb8UYFAl0SYqgACgkQfJ+WJvzb 8Uapzwf7BaLze2sEx50suPOsMTu7+ef+41fr2MdwNPaBo09PhmdYSdXeFMM6CTuO 29SBPZdbfloffPEGjbuCtEjPKCVGkHLdL5qE0p8k1hmFk4Lw4EhjZs85vhMC9vOr deOn0jn9seSzRgbjFH85frf/NayVhGfN1wj91wlY/xTXF9i60VLbz7W8UL2ahMo9 V1uf/mqlBOYrGET6WNcFucoAtKI/uMosma40Hod7Py5anItMyemZdAuU2aedEghY R8p8xLztivQnEkhxHSVV1jleK6d68+KRSuEXA3kILZ4X6dBIlXJNyS12ZRZq31Pl 4vzID9wUIjGHt+R3N++XDpUMKCddRA== =rnfF -----END PGP SIGNATURE-----
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