Messages in this thread | | | Date | Wed, 15 Feb 2012 15:36:58 +0100 | From | Michal Simek <> | Subject | Re: remoteproc: Load coprocessor code to the specific main memory location |
| |
Michal Simek wrote: > Ohad Ben-Cohen wrote: >> On Mon, Feb 13, 2012 at 3:20 PM, Michal Simek <monstr@monstr.eu> wrote: >>> Here is how it is achieve >>> ret = dma_declare_coherent_memory(&zynq_freertos.dev, 0, >>> 0, 0x10000000, DMA_MEMORY_MAP); >>> >>> which is fully compatible with remoteproc. >> >> Great, this is what we've been doing with davinci too. > > Cool. > >> >>> Do you have any example of using it? >> >> What exactly are you looking for ? RTOS or Linux side ? > > Both side will be great. Rtos is freertos. > >> >> On the Linux side, you can just make the rpmsg sample work (it's part >> of the rpmsg patch set). For the RTOS side, feel free to just take our >> code (it's BSD licensed and hosted on github) and adapt it to your >> environment. > > You mean that server_sample and rpmsg_omx right? > I have also found rpmsg-omx demo application. > What I am missing is how to probe rpmsg bus. > Do you have any working example? > > Communication between cpus is done through swirqs. I have test sending > it from linux to rtos.
ok. How that rpmsg channels are created? Is it based on data sent from remoteproc? Or based on resource table?
Thanks, Michal
-- Michal Simek, Ing. (M.Eng) w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/ Microblaze U-BOOT custodian
| |