Could you look into this, based on the existing patch? I don't really have the time to look (deeply) into it in the next few weeks, and the changes are probably easier for you to implement. I can offer to test it though :-)
Kind Regards Robin Müller On Thu, 4 Feb 2021 at 14:41, Sebastian Huber < sebastian.hu...@embedded-brains.de> wrote: > On 04/02/2021 14:39, Joel Sherrill wrote: > > > On Thu, Feb 4, 2021, 6:18 AM Robin Müller <robin.muelle...@gmail.com > > <mailto:robin.muelle...@gmail.com>> wrote: > > > > I think the DMA descriptors need to be 32 byte (0x20) aligned. > > That's the reason the example application was set up like this. > > > > > > But you can just as easily turn them into pointers which point to 32 > > byte aligned areas in a nocache region. > > > > Just wondering if that's possible with the code because I think it > > would be easier with the existing linkcmds to assign a nocache area as > > you need and then split it by hand. > > > > Sebastian... ? > I would prefer to use a generic linker section definition and then > simply define global data structures in the right section with the right > alignment (see RTEMS_ALIGN()). > > -- > embedded brains GmbH > Herr Sebastian HUBER > Dornierstr. 4 > 82178 Puchheim > Germany > email: sebastian.hu...@embedded-brains.de > phone: +49-89-18 94 741 - 16 > fax: +49-89-18 94 741 - 08 > > Registergericht: Amtsgericht München > Registernummer: HRB 157899 > Vertretungsberechtigte Geschäftsführer: Peter Rasmussen, Thomas Dörfler > Unsere Datenschutzerklärung finden Sie hier: > https://embedded-brains.de/datenschutzerklaerung/ > >
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