Hi all, I found something about the FreeBSD people dicuss about dtb license issue. https://lists.freebsd.org/pipermail/freebsd-arm/2015-May/011543.html
Best Regards Sichen Zhao ________________________________________ From: Sichen Zhao <zsc19940...@outlook.com> Sent: Thursday, July 13, 2017 14:28 To: Christian Mauderer; Chris Johns; Gedare Bloom; Sichen Zhao Cc: punitv...@gmail.com; devel@rtems.org Subject: Re: [PATCH v2 2/2] Add dts file to generate dtb binary file for Beaglebone black. 在 2017年07月13日 14:10, Christian Mauderer 写道: > > Am 13.07.2017 um 08:05 schrieb Chris Johns: >> On 13/07/2017 15:09, Christian Mauderer wrote: >>> Am 13.07.2017 um 04:33 schrieb Chris Johns: >>>> On 13/07/2017 12:22, Sichen Zhao wrote: >>>>> 在 2017年07月12日 21:52, Gedare Bloom 写道: >>>>>> On Tue, Jul 11, 2017 at 6:51 AM, Sichen Zhao <1473996...@qq.com> wrote: >>>>>>> +These files are imported from FreeBSD. >>>>>>> +These files is licensed under the terms of the GNU General Public >>>>>>> License * version 2. >>>>>> We should not pollute the RTEMS sources with GPL2 code. Is there an >>>>>> alternative approach to use? >>>>> The another way is to directly use dtb binary file, but bin file also >>>>> has a gpl2 license. So this way is not acceptable. >>>>> Gedare said the scripts directory may be appropriate for rtems-tools.git >>>>> or something. So i can provide a default one that can be used, it may be >>>>> downloadable from somewhere e.g. in rtems-tools or from a FTP. >>>>> And this is the way to keep GPL code from RTEMS sources. >>>>> What do you think about? >>>> The ftp site is ok but please make sure you have the source with any >>>> binary file >>>> and all copyright details are valid. >>>> >>>> We should keep the rtems-tools.git repo as free of GPL as possible. >>>> >>>> Chris >>>> >>> Seems like no one wants the device tree files in any rtems repo. Do we >>> need an extra rtems-devicetree repository for all BSPs that support >>> device trees (currently two)? >> Yeah, I do not really know. It is a sort of gray area and not only for the >> licenses but how we integrate it. It is sort of like boot loaders and how >> they >> fit in. I hope this discussion can finding a way we can make this work. >> >> My concern with rtems-tool.git is the license for it 2-clause BSD and then we >> place some GPL code in it and users do not know and are caught out with >> compliance issues. For example I have some GPL code in the rtemstoolkit >> which is >> from libiberty [1]. I included as a way to get something working on all hosts >> quickly. I would like to change this but need the time to do that. At the >> moment >> rtems-tools is only on hosts so a bit simpler for users to manage. >> >>> Maybe one that just takes over the scripts >>> from FreeBSD to import the device tree sources from Linux? >> Does FreeBSD import the files into it's source tree from Linux? >> > Yes. See > https://github.com/freebsd/freebsd/blob/master/sys/gnu/dts/FreeBSD-upgrade > >> Can I assume loading a GPL DTB does not pollute the application? >> > I can't say that for sure. But I'm quite sure there should be some > discussion regarding that on the FreeBSD mailing list. They should have > had the same problem when they initially imported the files. > > @Sichen Zhao: Maybe you can find something on the FreeBSD mailing list? Yes, i will look at on FreeBSD ml about this topic. > >> Chris >> >> [1] >> https://git.rtems.org/rtems-tools/tree/rtemstoolkit/libiberty/pex-common.c >> _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
