On Mon, Oct 26, 2009 at 6:22 PM, Digant <[email protected]> wrote: > Hello everyone, > > I am using DM355 , MV4 lsp 1.2, I have got the EDMA working using APIs from > dma.c.I can manually trigger EDMA and copy GPIO INDATA register to the > memory buffer.I am also able to get normal interrupt triggered on that pin > but I don't know somehow my EDMA triggering not working !! > > is there anything special I need to do in order to get it enable?? > > How can I access EDMA's register to check what is going on exactly ?
You can open /dev/mem device, mmap particular page containing interested register and than use directly that register via pointer pointing to mapped page + offset. > > Plus I am also not able to map EDMA channels on few GPIOs without any > particular reason ... > > Please help.. > > thx in advance... > > -Digant Desai > rgrds, Viral _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
