Dear Ilya Yanok, > Dear Marek, > > On Sun, Jul 8, 2012 at 10:59 PM, Marek Vasut <marek.va...@gmail.com> wrote: > > btw. this will fail with cache line < 32 . > > Hm.. I have to admit I'm not very much into USB specs and I don't have any > non-ARMv7 system now to do some testing... > But it used to work without any alignment, right? (with disabled dcache, of > course) > That makes me think that data buffers don't need any alignment (from USB > pov, not cache) and 32-byte alignment is required for internal structs > only.
See ehci-r10.pdf ... chapter 3.5 ... the buffer pointer has to be aligned too it seems. > Regards, Ilya. Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
