via k8m890 very slow with vesa

Adam Jackson ajax at
Thu Nov 30 12:59:47 PST 2006

On Sunday 26 November 2006 16:53, Roland Scheidegger wrote:

> Can the vesa driver use optimized x86 assembly to access the
> framebuffer? Using 64bit (or 128bit) mmx/sse/sse2 loads/stores could
> probably make quite a difference accessing fb mem. In this case, some
> compile-time options could be the culprit.

It already does.  fb drops to memcpy when it can, which is whatever your libc 
gives you and is therefore probably quite well tuned.

- ajax
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