Date: Wed, 17 Oct 2018 15:11:38 +0300 From: Greg V <greg@unrelenting.technology> To: Scott Bennett <bennett@sdf.org> Cc: tech-lists@zyxst.net, freebsd-x11@freebsd.org Subject: Re: is 4k desktop possible on freebsd-12? Message-ID: <1539778298.1865.0@smtp.migadu.com> In-Reply-To: <201810171147.w9HBlGhM007525@sdf.org> References: <3ae8eee1-4752-122f-bcc6-661ed23d09e3@zyxst.net> <a8cfa4bf-47db-4e27-f577-6f35875f64c8@zyxst.net> <201810171147.w9HBlGhM007525@sdf.org>
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On Wed, Oct 17, 2018 at 2:47 PM, Scott Bennett <bennett@sdf.org> wrote: > tech lists <tech-lists@zyxst.net> wrote: >=20 >> On 10/10/2018 11:17, tech-lists wrote: >> > I'm trying to get xorg to display 4k. The context is: >> > >> > FreeBSD 12.0-ALPHA8 r339084 amd64 >> > ports r481640 >> > AMD RX580 GPU >> > Asus X99 Extreme3 mobo >> > cpu: intel e5-2699v4 >> > 48GB RAM >> > Samsung UE48JU6410U monitor connected via HDMI >> > >> > drm-next-kmod-4.11.g20180822 >>=20 >> Hi, just to follow up to this, >>=20 >> I'd run out of time to work on this so installed latest ubuntu=20 >> desktop, >> then ran xrandr and it showed 4k as the top resolution. I didn't=20 >> have to >> make any modifications: >>=20 >> [snip] >> DisplayPort-2 disconnected (normal left inverted right x axis y=20 >> axis) >> HDMI-A-0 connected primary 1920x1080+0+0 (normal left inverted=20 >> right x >> axis y axis) 1872mm x 1053mm >> 3840x2160 30.00 + 25.00 24.00 29.97 23.98 >> 4096x2160 30.00 25.00 24.00 29.97 23.98 >> [/snip] >>=20 >> and then, additionally, installed boinc-client-opencl and boinc was=20 >> able >> to see the GPUand use it for crunching. >>=20 >> On FreeBSD I couldn't see a way of making the boinc client=20 >> OpenCL-aware. >=20 > Have you installed lang/clover? If not, then that may be why=20 > you don't > see any devices there. For Nvidia, it would be lang/beignet instead. beignet is for Intel. If nvidia provides OpenCL for FreeBSD at all, it would be in=20 nvidia-driver. (OP has an AMD Radeon RX 580, so clover indeed is the right one. Keep=20 in mind that clover is=85 not great, but boinc might work) Also, boinc on FreeBSD apparently has some compatibility with=20 Linux-only compute jobs or something =97 OpenCL will only work with=20 FreeBSD-native ones. =
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