drm-kmod on a ThinkPad T550
freebsd at qeng-ho.org
Wed Mar 25 10:26:59 UTC 2020
On 25/03/2020 07:50, Ruben Schade wrote:
> Hi all,
> I bought myself a second-hand Broadwell ThinkPad T550 for my birthday!
> Everything else works well out of the box with amd64 12.1-RELEASE, but I
> can't get drm-kmod working.
> Reported graphics:
>> # pciconf -lv | grep -A2 -B2 Graphics
>> ==> vgapci0 at pci0:0:2:0: class=0x030000 card=0x222317aa \
>> ==> chip=0x161680086 rev=0x09 hdr=0x00
>> ==> vendor = 'Intel Corporation'
>> ==> device = 'HD Graphics 5500'
>> ==> class = display
>> ==> subclass = VGA
> Did a clean install (adding my user to the video group), then updated
> the system:
>> # freebsd-update fetch install
>> # shutdown -r now
>> # uname -r
>> ==> 12.1-RELEASE-p3
> Then set pkg to use latest not quarterly, and install the driver:
>> # pkg bootstrap
>> # pkg update
>> # pkg install drm-kmod
>> # sysrc kld_load="/boot/modules/i915kms.ko"
sysrc sets variables in /etc/rc.conf. IIRC the module needs to be loaded
at boot time so you need to edit /boot/loader.conf.
>> # pkg info | grep drm
>> ==> drm-fbsd12.0-kmod-4.16-g20200221
>> ==> drm-kmod-g20190710
>> ==> gpu-firmware-kmod-g20200130
> After rebooting, vt still loads as 640x480, and dmesg shows nothing:
>> # dmesg | grep drm
>> ==> *crickets!*
> I saw there was an issue in 12.1-RELEASE's errata about drm-kmod, but
> the bugzilla threads say the package is now being built with 12.1-R so
> it should work.
> Anyone see what I could be doing wrong?
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