.. comment SPDX-License-Identifier: CC-BY-SA-4.0 .. comment: Copyright (c) 2016 Chris Johns .. comment: All rights reserved. .. _microsoft-windows-installation: Microsoft Windows ----------------- .. index:: Microsoft Windows Installation This section details how you create an RTEMS development environment on Windows. The installation documented here is on `Windows 7 64bit Professional`. Building on `Windows 10` has been reported as working. Please see :ref:`microsoft-windows` before continuing. .. note:: If the RSB reports ``error: no hosts defaults found; please add`` you have probably opened an MSYS2 32bit Shell. Close all 32bit Shell windows and open the MSYS2 64bit Shell. RTEMS Tools ~~~~~~~~~~~ Create a workspace for RTEMS using the following shell command: .. sidebar:: *Creating Tool Archives* Add ``--bset-tar-file`` to the ``sb-set-builder`` command line to create tar files of the built package set. .. code-block:: shell ~ $ mkdir -p /c/opt/rtems The ``/c`` path is an internal MSYS2 mount point of the ``C:`` drive. The command creates the RTEMS work space on the ``C:`` drive. If you wish to use another drive please subsitute ``/c`` with your drive letter. We build and install all RTEMS packages under the `prefix` we just created. Change to that directory and get a copy of the RSB: .. code-block:: shell ~ $ cd /c/opt/rtems /c/opt/rtems $ git clone git://git.rtems.org/rtems-source-builder.git rsb Cloning into 'rsb'... remote: Counting objects: 5716, done. remote: Compressing objects: 100% (2183/2183), done. remote: Total 5716 (delta 3919), reused 5071 (delta 3494) Receiving objects: 100% (5716/5716), 2.46 MiB | 656.00 KiB/s, done. Resolving deltas: 100% (3919/3919), done. Checking connectivity... done. Checking out files: 100% (630/630), done. /c/opt/rtems $ cd rsb We are building RTEMS 4.11 tools so select the *4.11* branch: .. code-block:: shell /c/opt/rtems/rsb $ git checkout 4.11 Branch 4.11 set up to track remote branch 4.11 from origin. Switched to a new branch '4.11' /c/opt/rtems/rsb $ Check the RSB has a valid environment: .. code-block:: shell /c/opt/rtems/rsb $ cd rtems /c/opt/rtems/rsb/rtems $ ../source-builder/sb-check RTEMS Source Builder - Check, 4.11 (01ac76f2f90f) Environment is ok /c/opt/rtems/rsb/rtems $ To build a set of RTEMS tools for the Intel ``i386`` architecture. The build runs a single job rather than a job per CPU in your machine and will take a long time so please be patient. The RSB creates a log file containing all the build output and it will be changing size. The RSB command to build ``i386`` tools is: .. code-block:: shell /c/opt/rtems/rsb/rtems $ ../source-builder/sb-set-builder --prefix=/c/opt/rtems/4.11 \ --jobs=none 4.11/rtems-i386 RTEMS Source Builder - Set Builder, 4.11 (01ac76f2f90f) Build Set: 4.11/rtems-i386 Build Set: 4.11/rtems-autotools.bset Build Set: 4.11/rtems-autotools-internal.bset config: tools/rtems-autoconf-2.69-1.cfg package: autoconf-2.69-x86_64-w64-mingw32-1 Creating source directory: sources download: ftp://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.gz -> sources/autoconf-2.69.tar.gz downloading: sources/autoconf-2.69.tar.gz - 1.8MB of 1.8MB (100%) building: autoconf-2.69-x86_64-w64-mingw32-1 config: tools/rtems-automake-1.12.6-1.cfg package: automake-1.12.6-x86_64-w64-mingw32-1 download: ftp://ftp.gnu.org/gnu/automake/automake-1.12.6.tar.gz -> sources/automake-1.12.6.tar.gz downloading: sources/automake-1.12.6.tar.gz - 2.0MB of 2.0MB (100%) building: automake-1.12.6-x86_64-w64-mingw32-1 cleaning: autoconf-2.69-x86_64-w64-mingw32-1 cleaning: automake-1.12.6-x86_64-w64-mingw32-1 Build Set: Time 0:00:42.515625 Build Set: 4.11/rtems-autotools-base.bset config: tools/rtems-autoconf-2.69-1.cfg package: autoconf-2.69-x86_64-w64-mingw32-1 building: autoconf-2.69-x86_64-w64-mingw32-1 reporting: tools/rtems-autoconf-2.69-1.cfg -> autoconf-2.69-x86_64-w64-mingw32-1.txt reporting: tools/rtems-autoconf-2.69-1.cfg -> autoconf-2.69-x86_64-w64-mingw32-1.xml config: tools/rtems-automake-1.12.6-1.cfg package: automake-1.12.6-x86_64-w64-mingw32-1 building: automake-1.12.6-x86_64-w64-mingw32-1 reporting: tools/rtems-automake-1.12.6-1.cfg -> automake-1.12.6-x86_64-w64-mingw32-1.txt reporting: tools/rtems-automake-1.12.6-1.cfg -> automake-1.12.6-x86_64-w64-mingw32-1.xml tarball: tar/rtems-4.11-autotools-x86_64-w64-mingw32-1.tar.bz2 installing: autoconf-2.69-x86_64-w64-mingw32-1 -> C:\opt\rtems\4.11 installing: automake-1.12.6-x86_64-w64-mingw32-1 -> C:\opt\rtems\4.11 cleaning: autoconf-2.69-x86_64-w64-mingw32-1 cleaning: automake-1.12.6-x86_64-w64-mingw32-1 Build Set: Time 0:00:37.718750 Build Set: Time 0:01:20.234375 config: devel/expat-2.1.0-1.cfg package: expat-2.1.0-x86_64-w64-mingw32-1 download: http://downloads.sourceforge.net/project/expat/expat/2.1.0/expat-2.1.0.tar.gz -> sources/expat-2.1.0.tar.gz redirect: http://iweb.dl.sourceforge.net/project/expat/expat/2.1.0/expat-2.1.0.tar.gz downloading: sources/expat-2.1.0.tar.gz - 549.4kB of 549.4kB (100%) building: expat-2.1.0-x86_64-w64-mingw32-1 reporting: devel/expat-2.1.0-1.cfg -> expat-2.1.0-x86_64-w64-mingw32-1.txt reporting: devel/expat-2.1.0-1.cfg -> expat-2.1.0-x86_64-w64-mingw32-1.xml config: tools/rtems-binutils-2.24-1.cfg package: i386-rtems4.11-binutils-2.24-x86_64-w64-mingw32-1 download: ftp://ftp.gnu.org/gnu/binutils/binutils-2.24.tar.bz2 -> sources/binutils-2.24.tar.bz2 downloading: sources/binutils-2.24.tar.bz2 - 21.7MB of 21.7MB (100%) building: i386-rtems4.11-binutils-2.24-x86_64-w64-mingw32-1 reporting: tools/rtems-binutils-2.24-1.cfg -> i386-rtems4.11-binutils-2.24-x86_64-w64-mingw32-1.txt reporting: tools/rtems-binutils-2.24-1.cfg -> i386-rtems4.11-binutils-2.24-x86_64-w64-mingw32-1.xml config: tools/rtems-gcc-4.9.3-newlib-2.2.0-20150423-1.cfg package: i386-rtems4.11-gcc-4.9.3-newlib-2.2.0.20150423-x86_64-w64-mingw32-1 download: ftp://ftp.gnu.org/gnu/gcc/gcc-4.9.3/gcc-4.9.3.tar.bz2 -> sources/gcc-4.9.3.tar.bz2 downloading: sources/gcc-4.9.3.tar.bz2 - 85.8MB of 85.8MB (100%) download: ftp://sourceware.org/pub/newlib/newlib-2.2.0.20150423.tar.gz -> sources/newlib-2.2.0.20150423.tar.gz downloading: sources/newlib-2.2.0.20150423.tar.gz - 16.7MB of 16.7MB (100%) download: http://www.mpfr.org/mpfr-3.0.1/mpfr-3.0.1.tar.bz2 -> sources/mpfr-3.0.1.tar.bz2 downloading: sources/mpfr-3.0.1.tar.bz2 - 1.1MB of 1.1MB (100%) download: http://www.multiprecision.org/mpc/download/mpc-0.8.2.tar.gz -> sources/mpc-0.8.2.tar.gz downloading: sources/mpc-0.8.2.tar.gz - 535.5kB of 535.5kB (100%) download: ftp://ftp.gnu.org/gnu/gmp/gmp-5.0.5.tar.bz2 -> sources/gmp-5.0.5.tar.bz2 downloading: sources/gmp-5.0.5.tar.bz2 - 2.0MB of 2.0MB (100%) building: i386-rtems4.11-gcc-4.9.3-newlib-2.2.0.20150423-x86_64-w64-mingw32-1 reporting: tools/rtems-gcc-4.9.3-newlib-2.2.0-20150423-1.cfg -> i386-rtems4.11-gcc-4.9.3-newlib-2.2.0.20150423-x86_64-w64-mingw32-1.txt reporting: tools/rtems-gcc-4.9.3-newlib-2.2.0-20150423-1.cfg -> i386-rtems4.11-gcc-4.9.3-newlib-2.2.0.20150423-x86_64-w64-mingw32-1.xml config: tools/rtems-gdb-7.9-1.cfg package: i386-rtems4.11-gdb-7.9-x86_64-w64-mingw32-1 download: http://ftp.gnu.org/gnu/gdb/gdb-7.9.tar.xz -> sources/gdb-7.9.tar.xz downloading: sources/gdb-7.9.tar.xz - 17.0MB of 17.0MB (100%) download: https://git.rtems.org/rtems-tools/plain/tools/4.11/gdb/gdb-sim-arange-inline.diff -> patches/gdb-sim-arange-inline.diff downloading: patches/gdb-sim-arange-inline.diff - 761.0 bytes of 761.0 bytes (100%) download: https://git.rtems.org/rtems-tools/plain/tools/4.11/gdb/gdb-sim-cgen-inline.diff -> patches/gdb-sim-cgen-inline.diff downloading: patches/gdb-sim-cgen-inline.diff - 706.0 bytes of 706.0 bytes (100%) building: i386-rtems4.11-gdb-7.9-x86_64-w64-mingw32-1 reporting: tools/rtems-gdb-7.9-1.cfg -> i386-rtems4.11-gdb-7.9-x86_64-w64-mingw32-1.txt reporting: tools/rtems-gdb-7.9-1.cfg -> i386-rtems4.11-gdb-7.9-x86_64-w64-mingw32-1.xml config: tools/rtems-tools-4.11-1.cfg package: rtems-tools-4.11-1 Creating source directory: sources/git git: clone: git://git.rtems.org/rtems-tools.git -> sources/git/rtems-tools.git git: reset: git://git.rtems.org/rtems-tools.git git: fetch: git://git.rtems.org/rtems-tools.git -> sources/git/rtems-tools.git git: checkout: git://git.rtems.org/rtems-tools.git => 4.11 git: pull: git://git.rtems.org/rtems-tools.git building: rtems-tools-4.11-1 reporting: tools/rtems-tools-4.11-1.cfg -> rtems-tools-4.11-1.txt reporting: tools/rtems-tools-4.11-1.cfg -> rtems-tools-4.11-1.xml config: tools/rtems-kernel-4.11.cfg installing: expat-2.1.0-x86_64-w64-mingw32-1 -> C:\opt\rtems\4.11 installing: i386-rtems4.11-binutils-2.24-x86_64-w64-mingw32-1 -> C:\opt\rtems\4.11 installing: i386-rtems4.11-gcc-4.9.3-newlib-2.2.0.20150423-x86_64-w64-mingw32-1 -> C:\opt\rtems\4.11 installing: i386-rtems4.11-gdb-7.9-x86_64-w64-mingw32-1 -> C:\opt\rtems\4.11 installing: rtems-tools-4.11-1 -> C:\opt\rtems\4.11 cleaning: expat-2.1.0-x86_64-w64-mingw32-1 cleaning: i386-rtems4.11-binutils-2.24-x86_64-w64-mingw32-1 cleaning: i386-rtems4.11-gcc-4.9.3-newlib-2.2.0.20150423-x86_64-w64-mingw32-1 cleaning: i386-rtems4.11-gdb-7.9-x86_64-w64-mingw32-1 cleaning: rtems-tools-4.11-1 Build Set: Time 1:32:58.972919 /c/opt/rtems/rsb/rtems $ Building the Kernel ~~~~~~~~~~~~~~~~~~~ We can now build the RTEMS kernel using the RTEMS tools we have just built. First we need to set the path to the tools: .. code-block:: shell /c $ cd /c/opt/rtems /c/opt/rtems $ export PATH=/c/opt/rtems/4.11/bin:$PATH /c/opt/rtems $ We currently build RTEMS from the git release branch for 4.11: .. code-block:: shell /c/opt/rtems $ mkdir kernel /c/opt/rtems $ cd kernel /c/opt/rtems/kernel $ git clone git://git.rtems.org/rtems.git rtems Cloning into 'rtems'... remote: Counting objects: 482766, done. remote: Compressing objects: 100% (88781/88781), done. remote: Total 482766 (delta 389610), reused 475155 (delta 383437) Receiving objects: 100% (482766/482766), 69.77 MiB | 697.00 KiB/s, done. Resolving deltas: 100% (389610/389610), done. Checking connectivity... done. Checking out files: 100% (10626/10626), done. /c/opt/rtems/kernel $ cd rtems /c/opt/rtems/kernel/rtems $ git checkout 4.11 Checking out files: 100% (2553/2553), done. Branch 4.11 set up to track remote branch 4.11 from origin. Switched to a new branch '4.11' /c/opt/rtems/kernel $ The kernel code cloned from git needs to be `bootstrapped`. Bootstrapping creates ``autoconf`` and ``automake`` generated files. To bootstrap we first clean away any files, then generate the pre-install header file lists and finally we generate the ``autoconf`` and ``automake`` files using the RSB's bootstrap tool. First we clean any generated files that exist: .. code-block:: shell /c/opt/rtems/kernel/rtems $ ./bootstrap -c removing automake generated Makefile.in files removing configure files removing aclocal.m4 files Then we generate the pre-install header file automake make files: .. code-block:: shell /c/opt/rtems/kernel/rtems $ ./bootstrap -p Generating ./c/src/ada/preinstall.am Generating ./c/src/lib/libbsp/arm/altera-cyclone-v/preinstall.am Generating ./c/src/lib/libbsp/arm/atsam/preinstall.am Generating ./c/src/lib/libbsp/arm/beagle/preinstall.am Generating ./c/src/lib/libbsp/arm/csb336/preinstall.am Generating ./c/src/lib/libbsp/arm/csb337/preinstall.am Generating ./c/src/lib/libbsp/arm/edb7312/preinstall.am Generating ./c/src/lib/libbsp/arm/gdbarmsim/preinstall.am ....... Generating ./cpukit/score/cpu/mips/preinstall.am Generating ./cpukit/score/cpu/moxie/preinstall.am Generating ./cpukit/score/cpu/nios2/preinstall.am Generating ./cpukit/score/cpu/no_cpu/preinstall.am Generating ./cpukit/score/cpu/or1k/preinstall.am Generating ./cpukit/score/cpu/powerpc/preinstall.am Generating ./cpukit/score/cpu/sh/preinstall.am Generating ./cpukit/score/cpu/sparc/preinstall.am Generating ./cpukit/score/cpu/sparc64/preinstall.am Generating ./cpukit/score/cpu/v850/preinstall.am Generating ./cpukit/score/preinstall.am Generating ./cpukit/telnetd/preinstall.am Generating ./cpukit/wrapup/preinstall.am Generating ./cpukit/zlib/preinstall.am /c/opt/rtems/kernel/rtems Finally we run the RSB's parallel ``bootstrap`` command: .. code-block:: shell $ /c/opt/rtems/rsb/source-builder/sb-bootstrap RTEMS Source Builder - RTEMS Bootstrap, 4.11 (76188ee494dd) 1/139: autoreconf: configure.ac 2/139: autoreconf: c/configure.ac 3/139: autoreconf: c/src/configure.ac 4/139: autoreconf: c/src/ada-tests/configure.ac 5/139: autoreconf: c/src/lib/libbsp/arm/configure.ac 6/139: autoreconf: c/src/lib/libbsp/arm/altera-cyclone-v/configure.ac 7/139: autoreconf: c/src/lib/libbsp/arm/atsam/configure.ac 8/139: autoreconf: c/src/lib/libbsp/arm/beagle/configure.ac 9/139: autoreconf: c/src/lib/libbsp/arm/csb336/configure.ac 10/139: autoreconf: c/src/lib/libbsp/arm/csb337/configure.ac 11/139: autoreconf: c/src/lib/libbsp/arm/edb7312/configure.ac ....... 129/139: autoreconf: testsuites/samples/configure.ac 130/139: autoreconf: testsuites/smptests/configure.ac 131/139: autoreconf: testsuites/sptests/configure.ac 132/139: autoreconf: testsuites/tmtests/configure.ac 133/139: autoreconf: testsuites/tools/configure.ac 134/139: autoreconf: testsuites/tools/generic/configure.ac 135/139: autoreconf: tools/build/configure.ac 136/139: autoreconf: tools/cpu/configure.ac 137/139: autoreconf: tools/cpu/generic/configure.ac 138/139: autoreconf: tools/cpu/nios2/configure.ac 139/139: autoreconf: tools/cpu/sh/configure.ac Bootstrap time: 0:20:38.759766 /c/opt/rtems/kernel/rtems $ We will build the RTEMS kernel for the ``i386`` target and the ``pc686`` BSP. You can check the available BSPs by running the ``rtems-bsps`` command found in the top directory of the RTEMS kernel source. We build the Board Support Package (BSP) outside the kernel source tree: .. code-block:: shell /c/opt/rtems/kernel/rtems $ cd .. /c/opt/rtems/kernel $ mkdir pc686 /c/opt/rtems/kernel $ cd pc686 /c/opt/rtems/kernel/pc686 $ Configure the RTEMS kernel to build ``pc686`` BSP for the ``i386`` target with networking disabled, We will build the external libBSD stack later: .. code-block:: shell /c/opt/rtems/kernel/pc686 $ /c/opt/rtems/kernel/rtems/configure --prefix=/c/opt/rtems/4.11 \ --target=i386-rtems4.11 --disable-networking --enable-rtemsbsp=pc686 checking for gmake... no checking for make... make checking for RTEMS Version... 4.11.99.0 checking build system type... x86_64-pc-mingw64 checking host system type... x86_64-pc-mingw64 checking target system type... i386-pc-rtems4.11 checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking for a thread-safe mkdir -p... /usr/bin/mkdir -p checking for gawk... gawk checking whether make sets $(MAKE)... yes checking whether to enable maintainer-specific portions of Makefiles... no checking that generated files are newer than configure... done configure: creating ./config.status configure: configuring in ./tools/build ....... checking whether make sets $(MAKE)... yes checking whether to enable maintainer-specific portions of Makefiles... no checking that generated files are newer than configure... done configure: creating ./config.status config.status: creating Makefile target architecture: i386. available BSPs: pc686. 'make all' will build the following BSPs: pc686. other BSPs can be built with 'make RTEMS_BSP="bsp1 bsp2 ..."' config.status: creating Makefile /c/opt/rtems/kernel/pc686 $ Build the kernel: .. code-block:: shell /c/opt/rtems/kernel/pc686 $ make Making all in tools/build make[1]: Entering directory '/c/opt/rtems/kernel/pc686/tools/build' make all-am make[2]: Entering directory '/c/opt/rtems/kernel/pc686/tools/build' gcc -DHAVE_CONFIG_H -I. -I/c/opt/rtems/kernel/rtems/tools/build -g -O2 -MT cklength.o -MD -MP -MF .deps/cklength.Tpo -c -o cklength.o /c/opt/rtems/kernel/rtems/tools/build/cklength.c gcc -DHAVE_CONFIG_H -I. -I/c/opt/rtems/kernel/rtems/tools/build -g -O2 -MT eolstrip.o -MD -MP -MF .deps/eolstrip.Tpo -c -o eolstrip.o /c/opt/rtems/kernel/rtems/tools/build/eolstrip.c .......... i386-rtems4.11-objcopy -O binary nsecs.nxe nsecs.bin ../../../../../pc686/build-tools/bin2boot -v nsecs.ralf 0x00097E00 ../../../../../pc686/lib/start16.bin 0x00097C00 0 nsecs.bin 0x00100000 0 header address 0x00097e00, its memory size 0xzx first image address 0x00097c00, its memory size 0x00000200 second image address 0x00100000, its memory size 0x0003d800 rm -f nsecs.nxe make[6]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686/testsuites/samples/nsecs' make[5]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686/testsuites/samples' make[4]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686/testsuites/samples' make[4]: Entering directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686/testsuites' make[4]: Nothing to be done for 'all-am'. make[4]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686/testsuites' make[3]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686/testsuites' make[2]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c/pc686' make[1]: Leaving directory '/c/opt/rtems/kernel/pc686/i386-rtems4.11/c' make[1]: Entering directory '/c/opt/rtems/kernel/pc686' make[1]: Nothing to be done for 'all-am'. make[1]: Leaving directory '/c/opt/rtems/kernel/pc686' /c/opt/rtems/kernel/pc696 $ Install the kernel to our prefix: .. code-block:: shell /c/opt/rtems/kernel/pc686 $ make install Making install in tools/build make[1]: Entering directory '/c/opt/rtems/kernel/pc686/tools/build' make[2]: Entering directory '/c/opt/rtems/kernel/pc686/tools/build' /usr/bin/mkdir -p '/c/opt/rtems/4.11/bin' /usr/bin/install -c cklength.exe eolstrip.exe packhex.exe unhex.exe rtems-bin2c.exe '/c/opt/rtems/4.11/bin' /usr/bin/mkdir -p '/c/opt/rtems/4.11/bin' /usr/bin/install -c install-if-change '/c/opt/rtems/4.11/bin' make[2]: Nothing to be done for 'install-data-am'. make[2]: Leaving directory '/c/opt/rtems/kernel/pc686/tools/build' make[1]: Leaving directory '/c/opt/rtems/kernel/pc686/tools/build' Making install in tools/cpu make[1]: Entering directory '/c/opt/rtems/kernel/pc686/tools/cpu' Making install in generic make[2]: Entering directory '/c/opt/rtems/kernel/pc686/tools/cpu/generic' make[3]: Entering directory '/c/opt/rtems/kernel/pc686/tools/cpu/generic' make[3]: Nothing to be done for 'install-exec-am'. make[3]: Nothing to be done for 'install-data-am'. make[3]: Leaving directory '/c/opt/rtems/kernel/pc686/tools/cpu/generic' make[2]: Leaving directory '/c/opt/rtems/kernel/pc686/tools/cpu/generic' make[2]: Entering directory '/c/opt/rtems/kernel/pc686/tools/cpu' make[3]: Entering directory '/c/opt/rtems/kernel/pc686/tools/cpu' make[3]: Nothing to be done for 'install-exec-am'. make[3]: Nothing to be done for 'install-data-am'. .......... make[2]: Entering directory '/c/opt/rtems/kernel/pc686' make[2]: Nothing to be done for 'install-exec-am'. /usr/bin/mkdir -p '/c/opt/rtems/4.11/make' /usr/bin/install -c -m 644 /c/opt/rtems/kernel/rtems/make/main.cfg /c/opt/rtems/kernel/rtems/make/leaf.cfg '/c/opt/rtems/4.11/make' /usr/bin/mkdir -p '/c/opt/rtems/4.11/share/rtems4.11/make/Templates' /usr/bin/install -c -m 644 /c/opt/rtems/kernel/rtems/make/Templates/Makefile.dir /c/opt/rtems/kernel/rtems/make/Templates/Makefile.leaf /c/opt/rtems/kernel/rtems/make/Templates/Makefile.lib '/c/opt/rtems/4.11/share/rtems4.11/make/Templates' /usr/bin/mkdir -p '/c/opt/rtems/4.11/make/custom' /usr/bin/install -c -m 644 /c/opt/rtems/kernel/rtems/make/custom/default.cfg '/c/opt/rtems/4.11/make/custom' make[2]: Leaving directory '/c/opt/rtems/kernel/pc686' make[1]: Leaving directory '/c/opt/rtems/kernel/pc686' /c/opt/rtems/kernel/pc686 $ Building the LibBSD ~~~~~~~~~~~~~~~~~~~ The RTEMS BSD Library or libBSD as it is also known is a package of FreeBSD code ported to RTEMS. It provides a number of advantanced services including a networking stack. | This needs to move to a new section and be completed.