X11 not working on 11-STABLE with AMDGPU

[Piotr Kubaj]

I have BIOS installation, so EFI isn't a problem here.

FYI I upgraded to CURRENT, it works even better than on 11-STABLE (when it worked). I use drm-devel-kmod.

On 18-08-02 18:16:17, CL Moonriver wrote:
>Thanks for the heads up.
>
>Are you sure this is still relevant in drm-next? I don't see any dmesg
>error about disabling GPU acceleration. I did what you suggested, but
>nothing seems to have changed except I get no text until radeonkms has
>loaded (I don't get garbage I get nothing at all). I still get dmesg
>errors regarding ring test failures and such, so turning the EFI
>framebuffer off doesn't appear to have actually changed anything.
>
>
>On 8/2/18 8:13 AM, Greg V wrote:
>> Hi everyone,
>>
>> Please keep in mind that both radeonkms and amdgpu from drm-*-kmod
>> currently conflict with the EFI framebuffer.
>>
>> https://github.com/FreeBSDDesktop/DEPRECATED-freebsd-base-graphics/issues/170
>>
>>
>> I currently have hw.syscons.disable=1 in boot/loader.conf to work
>> around that.
>> That knob literally turns the EFI framebuffer off, so in between the
>> boot loader screen and the GPU driver loading, there will be garbage
>> on screen :) if the driver fails to load, you keep the garbage. If you
>> want to debug the driver with this workaround on (read dmesg, try
>> loading, etc.) you have to SSH into the box.
>>
>
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