OK - thanks for that. It may be worth looking into this and treating this as part of research output to justify my playing with it.
On Wed, Jan 17, 2018 at 5:28 PM, William Busacker <wbusac...@outlook.com> wrote: > Angelo, > > As far as I know, there are very few people using RTEMS on a Raspberry > Pi Zero (truly a shame to be honest). A few people here and there that > I've found scattered through the mailing list archives, but a lot of > their effort was put towards building the BSP foundation and not > actually using it. The Google Summer of Code project had a few students > work on implementing the BSP as well which is where most of the > peripheral connectivity was done. > > Most of the GPIO stuff that you'd expect has been finished. Pin control, > I2C, and SPI all work. SPI could use some extra work however, but if you > play around with it enough it'll go. I've been having all sorts of "fun" > getting it working and seriously need to put together some documentation > on what could be considered strange behavior and how to get it working > in the first place since that isn't well documented. I don't think > hardware PWM works unfortunately (not that I've tried). The boot SD card > isn't mountable either. Can see it and read it, but mounting as part of > the file system doesn't work. I've been meaning to take a crack at that > but don't have the time. > > If you haven't run across it already Alan put together a guide a few > years ago going over how to build and setup an RTEMS toolchain here > http://alanstechnotes.blogspot.com/2013/03/rtems-on-raspberry-pi.html?m=1 > for the RPi specifically. Just watch out for version numbers and git > repo locations. Some things have been moved around since he made that > blogpost but the RTEMS getting started page should patch the errors for > you. > > The only projects that I know of using RTEMS on RPi are a kernel image > project that Alan had worked on and the project that I am working on > which is an active controlling flight computer for high power rockets. > > - Will B. > > > > > _______________________________________________ > users mailing list > users@rtems.org > http://lists.rtems.org/mailman/listinfo/users >
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