Accessing flash directly from User Space [SOLVED]

Michael Buesch mb at bu3sch.de
Sat Oct 31 02:24:01 EST 2009


On Friday 30 October 2009 16:08:55 Alessandro Rubini wrote:
> > asm("eieio; sync");
> 
> Hmm...
> 	: : : "memory"
> 
> And, doesn't ";" start a comment in assembly? (no, not on powerpc it seems)

Yes, I think the barrier is wrong.
Please try with

#define mb()	__asm__ __volatile__("eieio\n sync\n" : : : "memory")

-- 
Greetings, Michael.


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