Is there any support in Linux 2.6.X for using this controller, if so, are you aware of any test driver I can take a look at?
Thanks, Bizhan Many thanks in -----Original Message----- From: Kumar Gala [mailto:[EMAIL PROTECTED] Sent: Wednesday, August 03, 2005 11:24 AM To: Bizhan Gholikhamseh (bgholikh) Cc: linuxppc-embedded at ozlabs.org Subject: Re: MPC8541E DMA transfer I dont see any reason you couldn't use the internal DMA engine on the MPC8541E to do what you need. You will just need to schedule the work every 10ms. - kumar On Aug 3, 2005, at 10:04 AM, Bizhan Gholikhamseh \(((bgholikh\))) wrote: > > Hi all, > I am developing a linux driver (2.6.10) for Freescale MPC8541E > (customized board) to read and write 8 buffers (each buffer is 960 > bytes > long) every 10 ms to/from a custom made PCI card with on board DSP > Chip. > The chip's internal and external memories are memory mapped to the CPU > address space. > For reason that is beyond the discussion here, the DMA request line on > the PCI card is not connected although the PCI card has DMA > capabilities. > So what are my options? > Could I still do DMA transfer from the Host to the device? > > Many thanks in advance, > Bizhan > > <ATT293768.txt> >
