On Fri, Jul 14, 2023 at 2:09 AM Christian MAUDERER < christian.maude...@embedded-brains.de> wrote:
> Hello Jacob, > > On 2023-07-14 08:36, Christian MAUDERER wrote: > > Hello Jacob, > > > > On 2023-07-13 18:59, Jacob Killelea wrote: > >> Hi Christian, > >> > >> This looks awesome! Do you have any interest in adding support for the > >> i.MXRT1062 based Teensy 4.0 and Teensy 4.1? > >> > >> - Jacob > > > > the Teensy look like interesting boards. Maybe a bit low on memory. That > > would make it difficult to run libbsd on them. The boards don't have > > network, so it's not a problem for the network part. But on the i.MXRT, > > I also use the MMC/SD stack from libbsd so the SD card would be a > problem. > > > > Just noted: The Teensy 4.1 has an optional Ethernet. So some network > library would be good. But like I said: The target has too few memory > for libbsd. lwIP would be a candidate. But I haven't tried that on the > i.MXRT yet. > The specs say 1984K Flash, 1024K RAM which means it will be quite close with lwip for a RAM-based run. Kinsey did some lwip size estimates based on a Beagle build but AFAIK no one has tried to squeeze it hard. Probably running from flash would not be a huge challenge with lwip. Much more RAM left to play with. --joel > Best regards > > Christian > > > On the Teensy 4.1, the two memories (optional Flash and optional PSRAM) > > on the FlexSPI maybe can be a bit tricky. > > > > These boards would be pure hobby time. I don't think that I will find > > enough time to fully support the boards at the moment. But I would > > expect that the basics should work with the i.MXRT1052 BSP already. The > > 1050 and 1060 family is quite similar. If you want, I can give you some > > guidance what would be necessary to support the boards. > > > > Best regards > > > > Christian > > -- > -------------------------------------------- > embedded brains GmbH & Co. KG > Herr Christian MAUDERER > Dornierstr. 4 > 82178 Puchheim > Germany > email: christian.maude...@embedded-brains.de > phone: +49-89-18 94 741 - 18 > mobile: +49-176-152 206 08 > > Registergericht: Amtsgericht München > Registernummer: HRA 117265 > Vertretungsberechtigte Geschäftsführer: Peter Rasmussen, Thomas Dörfler > Unsere Datenschutzerklärung finden Sie hier: > https://embedded-brains.de/datenschutzerklaerung/ > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel
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