The ACPY3 set of APIs is intended to allow algorithms to perform DMA transfers. It works with the DMA Manager (DMAN) so that you don't clobber another algorithm's transfer.
Please see this wiki entry for an overview: http://wiki.davincidsp.com/index.php?title=DMA_Framework_Components Brad > -----Original Message----- > From: davinci-linux-open-source- > [email protected] [mailto:davinci-linux-open- > [email protected]] On Behalf Of bob, > embedded bob > Sent: Sunday, January 11, 2009 9:29 AM > To: [email protected] > Subject: DMA on C64x+ inside DM6446 > > Hi all, > > Im trying to find an API to DMA some data from external DDR to internal > SRAM (L2) on the DSP inside the DM6446 SoC. Looking through the docs > there is no CSL for the DM6446 and I picked up on some hints that the > key was to setup DSP/BIOS which had APIs in that... I still cant find them. > > Can anyone point me to where there is an API for doing this? At this > rate I might just roll my own :-) > > Thanks > > > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
