On Sul, 2005-09-25 at 15:06 +0200, Thomas Hellstrom wrote: > *VIA docs are rumored to require the (src_addr%4 == dest_addr%4) for all > lines, and this is what is implemented as a sanity check. However, > apparently there is a bug in the chip that also requires (system_addr&15 > == 0) for all lines. VIA has been contacted about this, but have failed > to provide any answers. If these alignments cannot be met, a user-space > bounce buffer needs to be used, and this will be implemented for Xv.
Really EXA needs to allow the driver to specify this and allocate padded and aligned buffer blocks when neccessary. That would avoid the rather undesirable bounce buffer second copy. ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel