[Bug 74911] [R9 270X] - Frozen display output and no response from keyboard right after loading kernel image and initramfs

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=74911

--- Comment #1 from Michel Dänzer <michel at daenzer.net> ---
(In reply to Ivan Bulatovic from comment #0)
> After booting 3.15.0-rc2 kernel, I can only see a message from grub
> indicating that kernel and initram images are loaded and that's it. No
> response from keyboard, I can only do a hard reset.

How long have you waited for? Trying to load a non-existent firmware file may
only time out after a minute or so.


> This makes sense, there is no radeon/PITCAIRN_mc2.bin blob anywhere. At
> least not in linux-firmware branch. 

You can get it e.g. from:

http://people.freedesktop.org/~agd5f/radeon_ucode/


> I have compiled radeon drivers into the kernel image itself, [...]

It's recommended to build the radeon driver as a module instead and let the
firmware files be loaded from the initrd or normal filesystem.

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