Oh, forgot that one! I will do the changes. On Fri, Apr 3, 2020 at 9:17 PM Gedare Bloom <ged...@rtems.org> wrote:
> Hi Utkarsh, > > This is almost there, really! The only thing is that you maybe missed > or didn't understand a question from Sebastian, "What about using a > definition list instead of this hand crafted formatting?" Or any other > kind of list structure. > > > https://docutils.sourceforge.io/docs/user/rst/quickref.html#definition-lists > > What do you think? > > Gedare > > On Fri, Apr 3, 2020 at 9:31 AM utkarsh.ra...@gmail.com > <utkarsh.ra...@gmail.com> wrote: > > > > --- > > user/start/tools.rst | 33 +++++++++++++++++++++++++++++++++ > > 1 file changed, 33 insertions(+) > > > > diff --git a/user/start/tools.rst b/user/start/tools.rst > > index c3f039b..9a3a93a 100644 > > --- a/user/start/tools.rst > > +++ b/user/start/tools.rst > > @@ -3,6 +3,7 @@ > > .. Copyright (C) 2019 embedded brains GmbH > > .. Copyright (C) 2019 Sebastian Huber > > .. Copyright (C) 2020 Chris Johns > > +.. Copyright (C) 2020 Utkarsh Rai > > > > .. _QuickStartTools: > > > > @@ -76,3 +77,35 @@ source code used. > > > > > > Add ``--verbose`` to the GCC command for the the verbose version > details. > > + > > +Need for RTEMS-Specific Cross-Compiler > > +--------------------------------------------------------- > > + > > +New users are often confused as to why they cannot use their > distribution's > > +cross-compiler for their target on rtems, e.g., the riscv64-linux-gnu > or the > > +arm-none-eabi-gcc on RTEMS. Below mentioned are some of the reasons for > using > > +the RTEMS cross-compiler. > > + > > + ``Correct configuration of Newlib -`` > > + Newlib is a C standard library implementation intended for use on > embedded > > + systems. Most of the POSIX and libc support for RTEMS is derived > from > > + Newlib. The RTEMS cross-compiler configures Newlib correctly for > RTEMS. > > + > > + ``Threading in GCC support libraries -`` > > + Several threading packages in GCC such as Go threads (libgo), > OpenMP > > + (libgomp), and OpenACC need to be customized according to RTEMS. > This is > > + done by the RTEMS specific cross-compiler. > > + > > + ``Provide preprocessor define __rtems__ -`` > > + The ``__rtems__`` preprocessor define is used to provide > conditional code > > + compilation in source files that are shared with other projects > e.g. in > > + Newlib or imported code from FreeBSD. > > + > > + ``Multilib variants to match the BSP -`` > > + RTEMS configures GCC to create separate runtime libraries for each > > + supported instruction set, floating point unit, vector unit, word > size > > + (e.g. 32-bit and 64-bit), endianness, ABI, processor errata > workarounds, > > + and so on in the architecture. These libraries are termed as > :ref:`Multilib > > + <TargetArchitectures>` variants. Multilib variants to match the > BSP are set > > + by selecting a specific set of machine options using the RTEMS > > + cross-compiler. > > -- > > 2.17.1 > > > > _______________________________________________ > > devel mailing list > > devel@rtems.org > > http://lists.rtems.org/mailman/listinfo/devel >
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