On Thu, Oct 14, 2021, 11:18 AM Alan Cudmore <alan.cudm...@gmail.com> wrote:
> On Thu, Oct 14, 2021 at 11:39 AM Joel Sherrill <j...@rtems.org> wrote: > > > > On Thu, Oct 14, 2021 at 10:18 AM Alan Cudmore <alan.cudm...@gmail.com> > wrote: > > > > > > Hi, > > > I tried to use the RSB master branch to build an RTEMS 6 toolchain on > > > a Raspberry Pi 4 running Ubuntu 20.04 64 bit (Aarch64). > > > It fails on expat-2.1.0, with the log saying that expat does not > > > recognize Aarch64. > > > The expat package on the Ubuntu distribution is 2.2.10. > > > Would this be as simple as upgrading the expat version in RSB? > > > > It should be unless Ubuntu has patches to add aarch64 as recognized. > > > > Change the version and the hash and give it a spin. > > Doing that now - It's past the expat build, but it will take a while > to build the entire toolchain on an SD card :) > I bet it is still faster than when you built the sparc tools on a Pi and ran some tests. :) > > > > FYI rtems-tools needs updating to bump the has to something recent > > enough to get the aarch64 kcu105_qemu tester configuration and a > > number of Coverity fixes. It's in Alex's queue. > > > > > > > > I know that building a toolchain on a Raspberry Pi is not the most > > > common use case, but with the M1 Macs I think this will start to > > > become a more widely used development platform. > > > > No reason it shouldn't work. You are right that it will start to > > become more used. I saw some graphic that Apple will sell > > 80% of ARM based laptops. My first thought was "what are the > > other 20%?" :) > > Probably refers to Chromebooks and Windows ARM devices like the > Microsoft SQ1 processor. We have a Mac with a M1 CPU.. Eventually I'll > have to try to generate an RTEMS toolchain on it. > That has to be it although I think there are some low volume Linux arm notebooks. Personally I would just like an affordable replacement for my Android tablet that has a faster CPU, more ram, etc and isn't wifi only. The 5G ones are expensive to me and the cheaper ones are wifi only or not substantially better than what I have. > > Alan > > > > > --joel > > > > > > Thanks, > > > Alan > > > _______________________________________________ > > > devel mailing list > > > devel@rtems.org > > > http://lists.rtems.org/mailman/listinfo/devel > _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
