[PATCH] Basic lwIP for STM32H7 BSP

Sebastian Huber sebastian.huber at embedded-brains.de
Thu Feb 4 13:41:51 UTC 2021

On 04/02/2021 14:39, Joel Sherrill wrote:

> On Thu, Feb 4, 2021, 6:18 AM Robin Müller <robin.mueller.m at gmail.com 
> <mailto:robin.mueller.m at 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
email: sebastian.huber at 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:

More information about the devel mailing list