Hi Bas,
Le 21/10/2011 08:44, Bas van den Berg a écrit :
> the cache also needs to be invalidated, not just flushed, Since re-enabling
> it,
> can cause inconsistent data without invalidation. See example below.
>
> in c-file:
> static int num = 1;
>
> void test() {
> num = 1;
> dcache_enable();
> printf("Cache on, num=%d\n", num);
> num = 2;
> dcache_disable();
> printf("Cache off, num=%d\n", num);
> num = 1;
> dcache_enable();
> printf("Cache on, num=%d\n", num); // -> prints 2 instead of 1!!
> dcache_disable();
> printf("Cache off, num=%d\n", num);
> }
This part of the patch is what will stay in the GIT tree as the commit
message. Here it is too verbose. Remove useless example.
Amicalement,
--
Albert.
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
