Thread (10 messages) 10 messages, 5 authors, 2009-01-08

Re: [PATCH 1/3] radeonfb: Fix 64 bits resources on 32 bits archs

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2008-04-22 22:26:04
Also in: linuxppc-dev, lkml

On Tue, 2008-04-22 at 17:55 +0200, Christian Ehrhardt wrote:
I wanted to ask if there are any known workarounds atm that would
allow me to use my X11 for now?
X is doing a mmap of /dev/mem instead of /dev/fb ?

You can normally map the fb mapping /dev/fb and then map the registers
using /dev/fb at an offset beyond the framebuffer (fix->smem_len).

If X is using /dev/mem instead, then it's being stupid and needs to be
fixed...

Cheers,
Ben.



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