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diff --git a/source/unix-toolchain.rst b/source/unix-toolchain.rst index 4fc21ea..e3d2a30 100644 --- a/source/unix-toolchain.rst +++ b/source/unix-toolchain.rst @@ -17,6 +17,7 @@ update this document. .. contents:: Contents :local: + :depth: 2 Requirements ------------ @@ -27,12 +28,13 @@ with the IDE on your machine (this is important on Windows, as this document doesn't cover :ref:`driver installation <maple-ide-install-windows-drivers>`). -On Linux and OS X, some previous experience with editing your shell -startup script (.bashrc, .tcshrc, etc.) and using `GCC +On Linux and OS X, you need to know how to use a shell and edit your +shell startup script (.bashrc, .tcshrc, etc.). (The Windows +instructions are more detailed, since we assume many Windows users +will be newer to the Unix shell). Some experience using `GCC <http://gcc.gnu.org/>`_ and `make -<http://www.gnu.org/software/make/>`_ is recommended. (The Windows -instructions are more detailed, since we assume most Windows users -will be new to the Unix shell). +<http://www.gnu.org/software/make/>`_ is recommended, but is not +required. Setup ----- @@ -42,117 +44,156 @@ Setup Linux ^^^^^ -**1. Collect and Install Tools** +1. Collect and Install Tools +~~~~~~~~~~~~~~~~~~~~~~~~~~~~ First, you'll need some tools. -On Debian-based distributions (including Ubuntu):: +.. warning:: Due to firmware bugs in our :ref:`bootloader + <bootloader>`, you must use recent versions of ``dfu-util``, or + uploads will not work. ``dfu-util`` versions 0.6 and greater + should work. - $ sudo aptitude install build-essential git-core wget screen dfu-util \ - openocd python python-serial +**Debian-based distributions (Debian, Ubuntu, Mint, etc.)**: -On Red Hat-based distributions (including Fedora):: + Install mandatory and optional tools with :: - $ yum install screen wget git python pyserial dfu-util openocd make + $ sudo apt-get install build-essential git-core screen dfu-util python python-serial -On other distributions, you'll need to figure this out for yourself -(let us know if you do!). + On *64-bit distros only*, you will also need to install some 32-bit + libraries needed by the LeafLabs-supported :ref:`ARM GCC toolchain + <arm-gcc>` with :: -The following are **mandatory**: + # 64-bit systems only! + $ sudo apt-get install ia32-libs -* `Git <http://git-scm.com/>`_ is a distributed version control - system. We use it to track our source code. + You may also need to remove `brltty <http://mielke.cc/brltty/>`_ + with :: -* `dfu-util <http://wiki.openmoko.org/wiki/Dfu-util>`_ is a tool from - the `OpenMoko`_ project. It is used to upload programs to the Maple - over USB. + # Optional + $ sudo apt-get remove brltty -.. warning:: Due to firmware bugs in our :ref:`bootloader - <bootloader>`, you must use recent versions of ``dfu-util``, or - uploads will not work. ``dfu-util`` versions 0.6 and greater - should work. + Brltty provides braille access to the console. It has been reported + to cause conflicts with Maple. -.. _OpenMoko: http://openmoko.com/ +**Red Hat-based distributions (RHEL, Fedora, Centos, etc.)**: -* `make <http://www.gnu.org/software/make/>`_ is used to direct - compilation. + Install mandatory and optional tools with :: -* `Python <http://python.org>`_ is a programming language. Our reset - script, which sends control signals to the board which cause it to - to reset and enter the :ref:`bootloader <bootloader>`, is written in - Python (and works with Python 2 or 3). Most Linux distributions - these days include Python by default. + $ sudo yum install screen git python pyserial dfu-util make -* `PySerial`_ is a Python library for interacting with serial port - devices. It's needed by our reset script. PySerial can also be - installed with `easy_install - <http://peak.telecommunity.com/DevCenter/EasyInstall>`_. + On *64-bit distros only*, you will also need to install 32-bit + libraries needed by the LeafLabs-supported :ref:`ARM GCC toolchain + <arm-gcc>` with :: -The following are **optional**: + # 64-bit systems only! + $ sudo yum install glibc.i686 -* `wget <http://www.gnu.org/s/wget/>`_ is a tool for downloading files - from the command line. You could also pull in the required downloads - using a web browser. + You may also need to remove `brltty <http://mielke.cc/brltty/>`_ + with one of these:: -* `screen <http://www.gnu.org/s/screen/>`_ is a screen manager we use - to connect to serial port devices. Some popular alternatives are - Minicom and Kermit. + # Optional, 64-bit systems: + $ sudo yum erase brltty.x86_64 -* `openocd <http://openocd.sourceforge.net/web/>`_ is a `JTAG - <http://en.wikipedia.org/wiki/Joint_Test_Action_Group>`_ control - program. It is used with an ARM JTAG device to do in-circuit - debugging (uploading new code, connecting to `GDB - <http://www.gnu.org/s/gdb/>`_, etc.). + # Optional, 32-bit systems: + $ sudo yum erase brltty.i686 -.. _OpenMoko: http://openmoko.com/ + Brltty provides braille access to the console. It has been + reported to cause conflicts with Maple. + +**Other Linux distributions**: -**2. Fetch libmaple and Compiler Toolchain** :: + On other distributions, you'll need to figure this out for yourself + (please `contact`_ us if you have instructions for distros not + covered here!). + + Mandatory tools: + + * `Git`_ is a distributed version control system. We use it to track + our source code. + + * `dfu-util`_ is a tool from the `OpenMoko`_ project. It is used to + upload programs to the Maple over USB. + + * `Make <http://www.gnu.org/software/make/>`_ is used to direct + compilation. + + * `Python <http://python.org>`_ is a programming language. Our reset + script, which sends control signals to the board which cause it to + to reset and enter the :ref:`bootloader <bootloader>`, is written + in Python (and works with Python 2 or 3). Most Linux distributions + these days include Python by default. + + * `PySerial`_ is a Python library for interacting with serial port + devices. It's needed by our reset script. PySerial can also be + installed with `easy_install + <http://peak.telecommunity.com/DevCenter/EasyInstall>`_. + + Optional tools: + + * `screen <http://www.gnu.org/s/screen/>`_ is a screen manager used + here to connect to serial port devices. (Some popular + alternatives are `Minicom + <http://alioth.debian.org/projects/minicom/>`_ and `Kermit + <http://www.kermitproject.org/>`_). + +2. Fetch ``libmaple`` and Compiler Toolchain +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +First, make a Git clone of :ref:`libmaple`:: $ cd ~ $ git clone git://github.com/leaflabs/libmaple.git libmaple - $ cd libmaple - $ wget http://static.leaflabs.com/pub/codesourcery/gcc-arm-none-eabi-latest-linux32.tar.gz - $ tar xvzf gcc-arm-none-eabi-latest-linux32.tar.gz - $ export PATH=$PATH:~/libmaple/arm/bin # or wherever these tools ended up -In this step, you make a Git clone of the `libmaple repository -<https://github.com/leaflabs/libmaple>`_, then download and extract -the ARM compiler toolchain. +Next, download the `Linux ARM GCC toolchain +<http://static.leaflabs.com/pub/codesourcery/gcc-arm-none-eabi-latest-linux32.tar.gz>`_ +you'll use to build your programs. Extract the archive into a +directory named :file:`arm`. Put resulting :file:`arm/bin` +subdirectory somewhere in your ``PATH``. For example, if you have +`wget <http://www.gnu.org/software/wget/>`_ installed, you can run:: -The directory :file:`arm/bin/` will need to be added to your ``PATH``; -you can check that this worked by entering ``arm-none-`` and hitting -tab to auto-complete (your shell should show a bunch of results). -Regardless of where you put the toolchain, make sure to preserve its -internal directory layout. + $ cd ~/libmaple + $ wget http://static.leaflabs.com/pub/codesourcery/gcc-arm-none-eabi-latest-linux32.tar.gz + $ tar xvf gcc-arm-none-eabi-latest-linux32.tar.gz + $ export PATH=$PATH:~/libmaple/arm/bin -After you're done, you'll probably want to update your shell startup -script so :file:`~/libmaple/arm/bin` stays in your ``PATH``. +You can check that this worked by entering ``arm-none-`` and hitting +tab to auto-complete; your shell should show a bunch of results. After +you're done, you'll probably want to update your shell startup script +so the :file:`arm/bin` directory stays in your ``PATH``. .. _toolchain-udev: -**3. Install udev Rules** +3. Install udev Rules +~~~~~~~~~~~~~~~~~~~~~ -From the libmaple directory, copy our udev rules to ``/etc/udev/rules.d``:: +From the libmaple directory, copy our udev rules [#fudev]_ to +``/etc/udev/rules.d``:: $ sudo cp support/scripts/45-maple.rules /etc/udev/rules.d/45-maple.rules -On Debian, run ``$ groups``. Make sure the output includes "plugdev". -If not, add yourself to that group. Then run :: +Then restart udev. + +**Debian-based distros**: + + Make sure you are in the plugdev group (e.g. by running ``$ groups`` + and seeing if the output includes "plugdev"). If not, add yourself + to it (e.g. ``$ sudo usermod -a -G plugdev <your-username>``, then + log out and log back in). Then run:: + + $ sudo restart udev - $ sudo restart udev +**Red Hat-based distros**: -On Red Hat, run :: + :: - $ udevadm control --reload-rules + $ udevadm control --reload-rules -As a security precaution on Linux, unknown USB devices can only be -accessed by root. This udev script identifies the Maple based on its -vendor and product IDs, mounts it to :file:`/dev/maple`, and (on -Debian-based distros) grants read/write permissions to the ``plugdev`` -group. After restarting ``udev`` you'll need to fully unplug or power -cycle any Maples connected to the computer. +After restarting ``udev``, you'll need to unplug and re-plug your +Maple. -**So far, so good?** +So far, so good? +~~~~~~~~~~~~~~~~ Great! Test your setup by :ref:`compiling a sample program <toolchain-test>`. @@ -164,24 +205,25 @@ OS X These instructions have been tested successfully on OS X 10.6.4. -**1. Collect and Install Tools** +1. Collect and Install Tools +~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -You will need the following tools\ [#fpackman]_ to get started: +First, you'll need some tools. [#fpackman]_ -* `XCode <http://developer.apple.com/technologies/xcode.html>`_: If - you're reading this, you've probably already got this. Provides - compilers and other basic tools of the trade. While XCode was once - free of charge, Apple has since begun charging for it; if you'd - rather not pay, you can probably get by with just a `make - <http://www.gnu.org/software/make/>`_ binary. +* `XCode <http://developer.apple.com/technologies/xcode.html>`_: + Provides compilers and other basic tools of the trade. XCode was + once free of charge, but Apple has since begun charging for it. If + you'd rather not pay, you can probably get by with just a `make + <http://www.gnu.org/software/make/>`_ binary, but you're on your + own. -* `Git <http://git-scm.com/>`_: All of our code is tracked by a - distributed versioning system called Git. A `Mac installer +* `Git`_: All of our code is tracked by a distributed versioning + system called Git. A `Mac installer <http://code.google.com/p/git-osx-installer/downloads/list?can=3>`_ is available. -* `dfu-util <http://wiki.openmoko.org/wiki/Dfu-util>`_: A tool from - `OpenMoko`_ that we use to upload programs to the Maple over USB. +* `dfu-util`_: A tool from `OpenMoko`_ that we use to upload programs + to the Maple over USB. .. warning:: Due to firmware bugs in our :ref:`bootloader <bootloader>`, you must use recent versions of ``dfu-util``, or @@ -229,8 +271,8 @@ You will need the following tools\ [#fpackman]_ to get started: * `PySerial`_: our reset script (which sends control signals over the USB-serial connection to restart and enter the bootloader) is written in Python, and requires the PySerial library. Download and - untar the `latest version <http://pypi.python.org/pypi/pyserial>`_, - then install with :: + extract the `latest version + <http://pypi.python.org/pypi/pyserial>`_, then install with :: $ cd /path/to/pyserial-x.y $ python setup.py build @@ -241,9 +283,10 @@ You will need the following tools\ [#fpackman]_ to get started: $ easy_install pyserial -**2. Fetch libmaple and Compiler Toolchain** +2. Fetch ``libmaple`` and Compiler Toolchain +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -You first need to clone libmaple:: +First, make a `Git`_ clone of :ref:`libmaple`:: $ cd ~ $ git clone git://github.com/leaflabs/libmaple.git @@ -251,22 +294,22 @@ You first need to clone libmaple:: Next, `download the cross-compilers <http://static.leaflabs.com/pub/codesourcery/gcc-arm-none-eabi-latest-osx32.tar.gz>`_ you'll use to build libmaple and your own programs. (These are just -special-purpose versions of GCC). Let's say you saved these as +special-purpose versions of :ref:`GCC <arm-gcc>`). - :file:`~/Downloads/gcc-blah-blah-osx32.tar.gz` - -You can unpack the archive and let the shell know where everything -lives with :: +Let's say you saved these into +:file:`~/Downloads/gcc-arm-none-eabi-latest-osx32.tar.gz`. Then unpack +the archive and tell the shell about its contents with:: $ cd ~/Downloads - $ tar -xvzf gcc-blah-blah-osx32.tar.gz + $ tar -xvf gcc-arm-none-eabi-latest-osx32.tar.gz $ mv arm ~/libmaple/arm $ export PATH=$PATH:~/libmaple/arm/bin -After that's done, you'll probably want to update your shell startup -script so :file:`~/libmaple/arm/bin` stays in your ``PATH``. +After that's done, update your shell startup script so +:file:`~/libmaple/arm/bin` stays in your ``PATH``. -**So far, so good?** +So far, so good? +~~~~~~~~~~~~~~~~ Great! Test your setup by :ref:`compiling a sample program <toolchain-test>`. @@ -278,33 +321,46 @@ Windows These instructions have been tested successfully on Windows XP SP3. -1. First, you'll need Git, a distributed versioning system we use to -track our source code. Follow the steps in `this great guide from -GitHub <http://help.github.com/win-set-up-git/>`_. +1. Collect and Install Tools +~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +You'll need a few software tools for compiling and uploading programs. + +* `Git`_, a versioning system we use for :ref:`libmaple`. Install Git + using the wonderful `Windows guide on GitHub + <https://help.github.com/articles/set-up-git#platform-windows>`_. + + .. note:: These instructions use Git Bash, the command-line + interface to Git on Windows. You can use the GitHub for + Windows application instead, but we haven't tried. + +* `Install Python <http://python.org/download>`_. Choose the latest + **2.7.x version**; Python 3 might work, but it's not tested. -2. `Install Python <http://python.org/download>`_. Choose the latest -**2.7.x version**; Python 3 will not work. +* `Install PySerial <http://pypi.python.org/pypi/pyserial>`_. Choose + the latest **pyserial-x.y-win32.exe version** (or the "py3k" version + if you installed Python 3). -3. `Install PySerial <http://pypi.python.org/pypi/pyserial>`_. Choose -the latest **pyserial-x.y-win32.exe version**; the "py3k" version will -not work. +2. Fetch ``libmaple`` and Compiler Toolchain +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -4. Run Git Bash, and get :ref:`libmaple` by typing the following line -and hitting return. (Do not type the "$". We put these in to remind -you that lines like this are for the Git Bash prompt). :: +First, make a Git clone of :ref:`libmaple`. Do this by running Git +Bash (which you installed in step 1), typing the following line, and +hitting return. (Do not type the "$". We put these in to remind you +that lines like this are for the Git Bash prompt). :: $ git clone git://github.com/leaflabs/libmaple.git .. note:: Keep the Git Bash window open as you go. -You now have the libmaple repository in the folder ``Documents and +You now have the libmaple repository in the folder ``C:\Documents and Settings\<Your Name>``. -5. Download this `archive of the CodeSourcery compiler toolchain -<http://static.leaflabs.com/pub/codesourcery/gcc-arm-none-eabi-latest-win32.tar.gz>`_. -When the download finishes, move the file into the libmaple directory. - -6. Type these two lines into the Git Bash prompt to go to the libmaple +Next, download the `compilers and other tools +<http://static.leaflabs.com/pub/codesourcery/gcc-arm-none-eabi-latest-win32.tar.gz>`_ +you'll use to build and upload your programs. When the download +finishes, move the file into the libmaple repository's folder. Then +type these two lines into the Git Bash prompt to go to the libmaple folder and extract the archive:: $ cd libmaple @@ -312,14 +368,13 @@ folder and extract the archive:: This will create a folder named "arm" inside the libmaple folder. -7. Now you'll configure your system to use these tools. Type the -following lines into the Git Bash prompt. +You'll now configure your system to use these tools. Type the +following lines into Git Bash. .. warning:: If you've installed Bash on your computer before starting - this guide, and have a ~/.bashrc already, these instructions will - overwrite it. If that is the case, we assume you know what you're - doing, and can modify the shell commands in this step appropriately - for your system. + this guide, and have a .bashrc already, typing these lines will + overwrite it. If that's the case, we assume you know what you're + doing, and can modify your .bashrc appropriately. If you're using Bash for the first time, don't worry about this warning. @@ -333,13 +388,13 @@ following lines into the Git Bash prompt. .. note:: The "> " at the beginning of the second and third lines will appear automatically. -In case that's hard to read, the part of the first line between -``cat`` and ``bashrc`` is these five characters: space ( ), right -angle bracket (>), tilde (~), forward slash (/), and period (.). + In case that's hard to read, the part of the first line between + ``cat`` and ``bashrc`` is these five characters: space ( ), right + angle bracket (>), tilde (~), forward slash (/), and period (.). For reference, here's a screenshot of what your Git Bash window should -look like at this point (the output after the ``git clone`` line will -be slightly different): +look like at this point (the green prompts and output after the ``git +clone`` line will be slightly different): .. _toolchain-git-bash-screenshot: @@ -347,10 +402,13 @@ be slightly different): :align: center :alt: Git Bash screenshot -8. Let's check that you completed the previous step correctly. If you -did, there should be a file called ".bashrc" (the period is supposed -to be there) in the folder ``Documents and Settings\<Your Name>\``. -Open this file in Notepad by right clicking on it and selecting "Open +3. Check Your Setup +~~~~~~~~~~~~~~~~~~~ + +Let's check that you completed the previous step correctly. If you +did, there will be a file called ".bashrc" (the period is supposed to +be there) in the folder ``Documents and Settings\<Your Name>\``. Open +this file in Notepad by right clicking on it and selecting "Open With...", like so: .. figure:: /_static/img/winxp-open-bashrc-with.png @@ -365,12 +423,11 @@ The Notepad window should look like this: :alt: .bashrc in Notepad The little box at the end of the line is supposed to be there. Close -the Notepad window (do not save any changes you may have made by -accident). - -9. TODO download dfu-util.exe and put it in ``libmaple\arm\bin``. +the Notepad window (don't save any changes you may have accidentally +made). -**So far, so good?** +So far, so good? +~~~~~~~~~~~~~~~~ Great! Go on to the next section, where you'll compile a program. @@ -380,10 +437,10 @@ Test compilation ---------------- Get back into the libmaple directory (this tutorial assumes you put it -in :file:`~/libmaple`) and test that you've installed all the -compilation tools correctly (Windows users: use ``cs-make`` instead of -``make``):: +in :file:`libmaple` under your home directory) and test that you've +installed all the compilation tools correctly:: + # Note: Use "cs-make" instead of "make" on Windows $ cd ~/libmaple $ cp main.cpp.example main.cpp $ make clean @@ -392,47 +449,35 @@ compilation tools correctly (Windows users: use ``cs-make`` instead of .. note:: These instructions are for the Maple. If you're compiling for another board, you'll need to set a ``BOARD`` environment variable appropriately. For example, to compile for Maple Mini (in - Bash), :: + Bash), run:: - $ export BOARD=maple_mini - $ make + $ export BOARD=maple_mini + $ make - The ``BOARD`` for Maple RET6 edition is ``maple_RET6``. You can - also use :: + You can also use the following, but you'll need to write the + ``BOARD=maple_mini`` part every time you call ``make`` (for ``make + install``, etc.):: - $ BOARD=maple_mini make + $ BOARD=maple_mini make - This will only set the environment variable for the duration of - that single compile. + To get a list of all boards, run :: -If it all works out, you should end up seeing something like this:: + $ make list-boards - find build -iname *.o | xargs arm-none-eabi-size -t - text data bss dec hex filename - 482 4 24 510 1fe build/wirish/comm/HardwareSerial.o - 260 0 0 260 104 build/wirish/comm/HardwareSPI.o - 60 0 0 60 3c build/wirish/wirish.o + To make this setting permanent, put the ``export BOARD=maple_mini`` + line in your .bashrc. - [...] - - 2196 0 1 2197 895 build/libmaple/usb/usb_lib/usb_core.o - 1904 0 0 1904 770 build/libmaple/usb/usb_lib/usb_regs.o - 56 0 0 56 38 build/libmaple/usb/usb_lib/usb_init.o - 344 0 0 344 158 build/libmaple/usb/usb_hardware.o - 6637 0 58 6695 1a27 build/main.o - 21499 201 391 22091 564b (TOTALS) +If all goes well, you should see a bunch of output, then something +like this:: Final Size: - arm-none-eabi-size build/maple.out - text data bss dec hex filename - 21824 200 552 22576 5830 build/maple.out - Flash build + text data bss dec hex filename + 13164 1704 552 15420 3c3c build/maple.elf The ``dec`` field at the end gives the total program size in -bytes. The long listing of object files above the ``Final Size`` helps -to identify bloated code. As you write larger projects, you may find -that they use too much space. If that happens, the file-by-file -listing will help you track down the culprits. +bytes. The long table of object files above the ``Final Size`` shows +similar information on a per-file basis. You can use it to help slim +down programs that use too much space. .. _toolchain-upload: @@ -445,7 +490,7 @@ over a :ref:`USB serial port <usb>`. If you're on Linux, then before executing ``make install``, you'll want to have the udev rules setup :ref:`as described above <toolchain-udev>`. -Plug in your Maple using the Mini-B USB cable; then run :: +Plug in your Maple using the Mini-B USB cable, then run :: $ cd ~/libmaple $ cp examples/test-session.cpp main.cpp @@ -465,10 +510,10 @@ Communicate over USB-Serial --------------------------- Now let's try out the interactive test session. The serial port -device file should look something like :file:`/dev/ttyACMXXX` on Linux -or :file:`/dev/tty.usbmodemXXX` on OS X, but ``XXX`` will vary -depending on your system. Try using one of these to find out which it -is:: +device file will look something like :file:`/dev/ttyACMXXX` on Linux, +:file:`/dev/tty.usbmodemXXX` on OS X, or :file:`COMx` on Windows, but +``XXX`` will vary depending on your system. Try using one of these to +find out which it is:: # Linux $ ls /dev/ttyACM* @@ -476,18 +521,25 @@ is:: # OS X $ ls /dev/tty.usbmodem* -To open up a session, run :: + # Windows, works from libmaple directory + $ python support/scripts/win-list-com-ports.py + +To open up a session on Linux or OS X, run :: $ screen /dev/ttyXXX +(On Windows, you will need to use a separate program, such as Maple +IDE's serial console or `PuTTY +<http://www.chiark.greenend.org.uk/~sgtatham/putty/>`_.) + If the interactive test program built and uploaded correctly, ``screen`` won't report any errors, and will present you an empty terminal. Your board is now waiting for you to send it a command. Type ``h`` to print a list of commands which demonstrate various features; type any command's letter to run it. -To exit the screen session, type :kbd:`C-a C-\\` (control-a, followed -by control-backslash) on Mac, or :kbd:`C-a k` (control-a k) on Linux, +To exit the screen session, type :kbd:`C-a k` (control-a k) on Linux, +or :kbd:`C-a C-\\` (Control-a, followed by Control-backslash) on OS X, and type ``y`` when prompted if you're sure. .. note:: @@ -529,25 +581,27 @@ This will produce a build-time library in the file link against that library, and that the libmaple sources are in your include path. -At a minimum, your include path should contain the directories -:file:`~/libmaple/libmaple` and :file:`~/libmaple/wirish/`. If you -want to use one of the officially supported :ref:`libraries -<libraries>`, those live under :file:`~/libmaple/libraries/`. The -main include file for the Wirish library is -:file:`~/libmaple/wirish/wirish.h`. +There is also a page on `starting a project with the Unix toolchain +<http://wiki.leaflabs.com/index.php?title=Starting_A_Project_%28No_IDE%29>`_ +on the `LeafLabs wiki <http://wiki.leaflabs.com>`_ that you may find +useful. Get updates ----------- We update libmaple fairly frequently with bugfixes and other -improvements. In order get access to these in your local copy of -the repository, you should periodically update it with:: +improvements. In order get access to these in your local copy of the +repository, you should periodically update it with:: $ cd ~/libmaple $ git pull -We keep releases of libmaple and the Maple IDE in lockstep, so any -IDE updates will have corresponding library updates. Our `blog +We do our best to keep the master libmaple branch on GitHub free from +broken or half-finished code, so don't be too scared running the +latest and greatest. If you do, please report any bugs or regressions! + +We keep releases of libmaple and the Maple IDE in lockstep, so any IDE +updates will have corresponding library updates. Our `blog <http://leaflabs.com/blog/>`_ is the place to watch for major releases; an `RSS feed <http://leaflabs.com/blog/feed/>`_ is available. @@ -559,14 +613,32 @@ notifications about bleeding-edge development. .. _toolchain-openocd: -Debug with OpenOCD ------------------- - -TODO. For now see `this great guide -<http://fun-tech.se/stm32/OpenOCD/index.php>`_ from fun-tech.se, and -the ``jtag`` Makefile target. There is also a `JTAG How-To -<http://wiki.leaflabs.com/index.php?title=Maple_JTAG_How_To>`_ page on -our `wiki <http://wiki.leaflabs.com>`_ which you may find useful. +(Optional) Upload/Debug with JTAG/SWD +------------------------------------- + +Advanced users will wish to use a JTAG (or SWD) dongle for uploading +and debugging their programs. A big advantage to this approach is that +it lets you use `GDB +<http://www.gnu.org/software/gdb/documentation/>`_ to single-step +through your code, inspect variables, etc. + +You can build your projects for JTAG or SWD upload with the ``jtag`` +Makefile target. Instead of compiling with ``make``, compile with +``make jtag``. Then use your method of choice to upload the resulting +program, which will be in ``build/<your-board>.elf`` in the libmaple +directory. + +.. warning:: Uploading code built with the ``jtag`` target will + overwrite the :ref:`bootloader <bootloader>`. This is a good thing + -- since you're using another upload method, this lets you use the + Flash and RAM the bootloader ordinarily reserves for itself. You + can always :ref:`reflash the bootloader <bootloader-reflashing>` + later. + +While LeafLabs doesn't officially support any particular way of using +JTAG with Maple, there is a `JTAG How-To +<http://wiki.leaflabs.com/index.php?title=Maple_JTAG_How_To>`_ on the +`LeafLabs wiki <http://wiki.leaflabs.com>`_ that you may find useful. .. _toolchain-exuberantly: @@ -579,12 +651,20 @@ Let us know what you come up with! Mention `@leaflabs on Twitter <http://freenode.net/irc_servers.shtml>`_, whatever. We love projects! .. _PySerial: http://pyserial.sourceforge.net/ +.. _OpenMoko: http://openmoko.com/ +.. _Git: http://git-scm.com/ +.. _dfu-util: http://wiki.openmoko.org/wiki/Dfu-util .. rubric:: Footnotes +.. [#fudev] As a security precaution on Linux, unknown USB devices can + only be accessed by root. This udev script identifies the Maple + based on its vendor and product IDs, mounts it to + :file:`/dev/maple`, and (for Debian-based distros) grants + read/write permissions to the ``plugdev`` group. + .. [#fpackman] Some of these software packages might be available on `MacPorts <http://www.macports.org/>`_ or `Homebrew <http://mxcl.github.com/homebrew/>`_. The author had some bad experiences with MacPorts a few years ago, though, and hasn't - touched a package manager on OS X since. Of course, your mileage - may vary. + touched a package manager on OS X since. Your mileage may vary. |