Hi Simon, 2011/12/6 Simon Glass <s...@chromium.org>: >> >> I do not really like this solution. Maybe we can introduce something >> like an usbbuf_alloc() function that takes care of the alignment. >> This saves the memcpy() for every transmit. I know it has more impact >> if we do it like that, but I think it is cleaner. > > This is called from usb_bulk_msg() which is called from usb_storage > and USB ethernet drivers. A similar problem happened in the MMC stack > and was fixed by changing all the callers to cache-align their > buffers. > > Do you mean that you want a patch which changes the callers so that > they align their data to a cache boundary as with MMC? Given the small > number of callers at this stage it shouldn't be too hard. Then we > could drop this patch. > > Please let me know.
That is fine with me too. Kind regards, Remy _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
