RTEMS Embedded Realtime Operating System
----------------------------------------

Release: @RELEASE@
Date   : @DATE@

The Real-Time Executive for Multiprocessor Systems or RTEMS is an open source
Real Time Operating System (RTOS) that supports open standard application
programming interfaces (API) such as POSIX. It is used in space flight,
medical, networking and many more embedded devices using processor
architectures including ARM, PowerPC, SPARC, Intel, RISCV, MIPS, NIOS-II,
Microblaze and more (a full list is provided at the end).

This release directory contains the source code for the RTEMS @RELEASE@
operating system and tools. All the documenation provided in HTML and PDF
formats.

The release note are contained in rtems-@RELEASE@-release-notes.pdf.

Please drop by the Users mailing list (users@rtems.org) and let us know how
you are using RTEMS. We love hearing about user's projects.

Many thanks to everyone who helped create this release.

Regards
The RTEMS Development Team.

RTEMS Web Sites
~~~~~~~~~~~~~~~

      Home: https://www.rtems.org/
      Wiki: https://devel.rtems.org/
      Docs: https://docs.rtems.org/
       Bug: https://devel.rtems.org/query
     Lists: https://lists.rtems.org/
       GIT: https://git.rtems.org/

Release Files
~~~~~~~~~~~~~

@TABLE-START@
 - README.txt                              | This document.
 - contrib                                 | Directory contains extra release related files.
 - docs:                                   | The generated RTEMS documentation.
   - RTEMS Documentation                   | See below.
 - sources:                                | The source code for this release.
   - rtems-@RELEASE@.tar.xz                | The RTEMS kernel source code.
   - rtems-source-builder-@RELEASE@.tar.xz | The RTEMS Source Builder source code.
   - rtems-tools-@RELEASE@.tar.xz          | The RTEMS Tools source code.
   - rtems-docs-@RELEASE@.tar.xz           | The RTEMS Documentation source.
   - rtems-libbsd-@RELEASE@.tar.xz         | The RTEMS LibBSD source.
   - rtems-examples-@RELEASE@.tar.xz       | The RTEMS Examples source.
 - rtems-@RELEASE@-release-notes.pdf       | The RTEMS Release notes.
 - sha512sum.txt                           | The SHA512 checksums for this directory.
@TABLE-END@

RTEMS Documentation
~~~~~~~~~~~~~~~~~~~

The generated documentation can be found in the `docs` directory.

The following manuals are available as compress HTML tar files or PDF:

 - RTEMS User Manual
  - docs/rtems-docs-@RELEASE@-user.pdf
  - docs/rtems-docs-@RELEASE@-user-html.tar.xz

 - RTEMS C User Manual
  - docs/rtems-docs-@RELEASE@-c-user.pdf
  - docs/rtems-docs-@RELEASE@-c-user-html.tar.xz

 - RTEMS POSIX User Manual
  - docs/rtems-docs-@RELEASE@-posix-user.pdf
  - docs/rtems-docs-@RELEASE@-posix-user-html.tar.xz

 - RTEMS Networking User Manual
  - docs/rtems-docs-@RELEASE@-networking.pdf
  - docs/rtems-docs-@RELEASE@-networking-html.tar.xz

 - RTEMS Shell User Manual
  - docs/rtems-docs-@RELEASE@-shell.pdf
  - docs/rtems-docs-@RELEASE@-shell-html.tar.xz

 - RTEMS Doxygen
  - docs/rtems-docs-@RELEASE@-shell.pdf
  - docs/rtems-docs-@RELEASE@-shell-html.tar.xz

Quick Guide to Building
~~~~~~~~~~~~~~~~~~~~~~~

For new user rhe Quick Start in the User Manual contains a details Quick Start
guide. Download the User Manual:

  @RELEASE_URL@/docs/rtems-docs-@RELEASE@-user.pdf

and follow the instructions in the Quick Start section. If are familiar with
RTEMS or just want to get going the following steps will download the RTEMS
Source Builder:

  cd
  mkdir -p development/rtems
  wget @RELEASE_URL@/sources/rtems-source-builder-@RELEASE@.tar.xz
  tar jxf rtems-source-builder-@RELEASE@.tar.xz
  cd rtems-source-builder-@RELEASE@/rtems

To build the tools for the ARM architecture:

  ../source-builder/sb-set-builder \
    --prefix=$HOME/development/rtems/@RELEASE@ \
    @VERSION@/rtems-arm

To build the tools, kernel and all packages for the Beagleboneblack:

  ../source-builder/sb-set-builder \
    --prefix=$HOME/development/rtems/@RELEASE@ \
    @VERSION@/bsps/beagleboneblack

If you encounter a problem please post to the user@rtems.org mailing list. You
can join the Users mailing at https://lists.rtems.org/.

If you find a bug please raise a ticket at https://devel.rtems.org/newticket.