Geode lxfb framebuffer not working
Jordan Crouse
jordan.crouse at amd.com
Thu Jun 12 20:03:33 EDT 2008
On 12/06/08 16:53 -0700, Kushal Koolwal wrote:
> > So at this point, you are going to have to start instrumenting code.
> > We are interested in figuring out which path the code goes down in
> > lx_framebuffer_size() in drivers/video/geode/lxfb_ops.c.
> > We are further interested in what happens in geode_has_vsa2() in
> > arch/x86/kernel/geode_32.c. In particular, the value that is returned
> > by the inw(VSA_VRC_DATA).
>
> I am not an expert kernel hacker but if you give me some idea as to what statements to put (like printk) in those code files(lxfb_ops.c and geode_32.c) I can probably do that,compile, run and send you the outputs.
>
> Please do let me know. Sorry for being unfamiliar with Kernel Debugging. This is a learning phase for me.
No problem. I attached a patch that you can apply to the most recent
kernel. Send back the demsg output, especially the lines that start with
GEODE:
Jordan
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