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<p><img class="editor-inline-macro" src="/plugins/servlet/confluence/placeholder/macro?definition=e3RvYzpzdHlsZT1zcXVhcmV9&locale=en_GB&version=2" data-macro-name="toc" data-macro-parameters="style=square"></p><h1><span style="color: rgb(0,51,102);">Build and Install Linux System for SMARC T437X</span></h1><hr /><p>This document provides instructions for advanced users how Embedian offers patches and builds a customized version of u-boot and linux kernel for Embedian's SMARC T437X product platform and how to install the images to bring the evaluation board up and running. </p><p><span style="color: rgb(0,0,0);">Our aim is to fully support our hardware through device drivers. We also provide unit tests so that testing a board is easy and custom development can start precisely.</span></p><h1><span style="color: rgb(0,51,102);">Availability</span></h1><hr /><p><a href="http://www.embedian.com/index.php?main_page=product_info&cPath=1&products_id=23">SMARC-T437X</a> at Embedian</p><h1><span style="color: rgb(0,51,102);">Carrier Board</span></h1><hr /><p><a href="http://www.embedian.com/index.php?main_page=product_info&cPath=6&products_id=3">SBC-SMART-BEE</a> (module and carrier board) at Embedian</p><p><a href="http://www.embedian.com/index.php?main_page=product_info&cPath=6&products_id=19">SBC-SMART-MEN</a> (module and carrier board) at Embedian</p><h1><span style="color: rgb(0,51,102);">Basic Resources</span></h1><hr /><p><span style="color: rgb(0,51,102);"> </span></p><ul><li>ARM Cross Compiler<ul><li>Linaro: <a class="external-link" href="https://launchpad.net/linaro-toolchain-binaries" rel="nofollow">https://launchpad.net/linaro-toolchain-binaries</a></li></ul></li><li>Bootloader<ul><li>Das U-Boot – the Universal Boot Loader <a class="external-link" href="http://www.denx.de/wiki/U-Boot" rel="nofollow">http://www.denx.de/wiki/U-Boot</a></li><li>Source – <a class="external-link" href="http://git.denx.de/?p=u-boot.git;a=summary" rel="nofollow">http://git.denx.de/?p=u-boot.git;a=summary</a></li></ul></li><li>Linux Kernel<ul><li>Linus's Mainline tree: <a class="external-link" href="http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=summary" rel="nofollow">http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=summary</a></li><li>Linux omap tree: <a class="external-link" href="http://git.kernel.org/?p=linux/kernel/git/tmlind/linux-omap.git" rel="nofollow">http://git.kernel.org/?p=linux/kernel/git/tmlind/linux-omap.git</a></li><li>TI Linux source tree: <span style="color: rgb(0,0,0);"><a href="git://git.ti.com/processor-sdk/processor-sdk-linux.git">git://git.ti.com/processor-sdk/processor-sdk-linux.git</a></span></li><li>Embedian smarc-437x kernel source tree for linux 4.1.13: <a href="http://git.embedian.com/developer/smarc-ti-linux-kernel">http://git.embedian.com/developer/linux-smarc-ti-linux-kernel.git</a></li></ul></li><li>ARM based rootfs<ul><li>Debian Squeeze: <a class="external-link" href="http://www.debian.org/" rel="nofollow">http://www.debian.org/</a></li><li>Uubuntu 14.04: <a href="https://rcn-ee.com/rootfs/eewiki/minfs/">https://rcn-ee.com/rootfs/eewiki/minfs/</a><br /><br /></li></ul></li></ul><h1><span style="color: rgb(0,51,102);">ARM Cross Compiler: GCC</span></h1><hr /><p>This is a pre-built (32bit) version of Linaro GCC that runs on generic linux, so 64bit users need to make sure they have installed the 32bit libraries for their distribution.</p><table class="confluenceTable"><tbody><tr><th class="confluenceTh">debian based</th><th class="confluenceTh">extra</th><th class="confluenceTh">pkgs: (sudo apt-get update ; sudo apt-get install xyz)</th></tr><tr><td class="confluenceTd"><p>Ubuntu 12.04</p></td><td class="confluenceTd"><p> </p></td><td class="confluenceTd"><p>ia32-libs</p></td></tr><tr><td class="confluenceTd"><p>Debian 7 (Wheezy)</p></td><td class="confluenceTd"><p>sudo dpkg --add-architecture i386</p></td><td class="confluenceTd"><p><a href="http://libc6i386/">libc6:i386</a> libstdc++6:i386 <a href="http://libncurses5i386/">libncurses5:i386</a> <a href="http://zlib1gi386/">zlib1g:i386</a></p></td></tr><tr><td colspan="1" class="confluenceTd"><p>Ubuntu 12.10 -> 14.04</p></td><td colspan="1" class="confluenceTd"><p> </p></td><td colspan="1" class="confluenceTd"><p><a href="http://libc6i386/">libc6:i386</a> libstdc++6:i386 <a href="http://libncurses5i386/">libncurses5:i386</a> <a href="http://zlib1gi386/">zlib1g:i386</a></p></td></tr><tr><td class="confluenceTd"><p>Red Hat/Centos/Fedora</p></td><td class="confluenceTd"><p> </p></td><td class="confluenceTd"><p>libstdc++.i686 ncurses-devel.i686 zlib.i686</p></td></tr><tr><th class="confluenceTh"><p>Red Hat based (rpm)</p></th><th class="confluenceTh"><p>extra</p></th><th class="confluenceTh"><p>pkgs: (yum install xyz)</p></th></tr><tr><td class="confluenceTd"><p>Red Hat/Centos/Fedora</p></td><td class="confluenceTd"><p> </p></td><td class="confluenceTd"><p>libstdc++.i686 ncurses-devel.i686 zlib.i686</p></td></tr><tr><td colspan="1" class="confluenceTd"><p>Ubuntu 12.04</p></td><td colspan="1" class="confluenceTd"><p> </p></td><td colspan="1" class="confluenceTd"><p>ia32-libs</p></td></tr><tr><td colspan="1" class="confluenceTd"><p>Ubuntu 12.10 -> 14.04</p></td><td colspan="1" class="confluenceTd"><p> </p></td><td colspan="1" class="confluenceTd"><p><a href="http://libc6i386/">libc6:i386</a> libstdc++6:i386 <a href="http://libncurses5i386/">libncurses5:i386</a> <a href="http://zlib1gi386/">zlib1g:i386</a></p></td></tr></tbody></table><p><br />For <span style="color: rgb(0,51,102);"><strong>u-boot v2017.01</strong></span> and<strong> <span style="color: rgb(0,51,102);">Linux kernel v4.9.41</span></strong>, use Linaro arm compilier that TI used in their Processor SDK 04.01.00.06</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ wget -c http://releases.linaro.org/components/toolchain/binaries/6.2-2016.11/arm-linux-gnueabihf/gcc-linaro-6.2.1-2016.11-i686_arm-linux-gnueabihf.tar.xz</pre><pre>$ sudo tar -C /opt -xJf gcc-linaro-6.2.1-2016.11-x86_64_arm-linux-gnueabihf.tar.xz</pre><pre>$ export CC=/opt/gcc-linaro-6.2.1-2016.11-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf-</pre></td></tr></table><p><br />For <span style="color: rgb(0,51,102);"><strong>u-boot v2016.05</strong></span> and<strong> <span style="color: rgb(0,51,102);">Linux kernel v4.4.12</span></strong>, use Linaro arm compilier that TI used in their Processor SDK 03.00.00.04</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ wget -c http://releases.linaro.org/components/toolchain/binaries/5.3-2016.02/arm-linux-gnueabihf/gcc-linaro-5.3-2016.02-x86_64_arm-linux-gnueabihf.tar.xz</pre><pre>$ sudo tar -C /opt -xJf gcc-linaro-5.3-2016.02-x86_64_arm-linux-gnueabihf.tar.xz</pre><pre>$ export CC=/opt/gcc-linaro-5.3-2016.02-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf-</pre></td></tr></table><p><br />For <span style="color: rgb(0,51,102);"><strong>u-boot v2015.07</strong> </span>and<span style="color: rgb(0,51,102);"><strong> Linux kernel v4.1.10</strong></span>, use Linaro arm compilier that TI used in their Processor SDK 02.00.01.07</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ wget -c http://releases.linaro.org/archive/15.05/components/toolchain/binaries/arm-linux-gnueabihf/gcc-linaro-4.9-2015.05-x86_64_arm-linux-gnueabihf.tar.xz</pre><pre>$ sudo tar -C /opt -xJf gcc-linaro-4.9-2015.05-x86_64_arm-linux-gnueabihf.tar.xz</pre><pre>$ export CC=/opt/gcc-linaro-4.9-2015.05-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf-</pre></td></tr></table><p><br />Test:</p><p><strong>If this test fails, verify that you have the 32bit libraries installed on your development system.</strong></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ ${CC}gcc --version</span></code><br /><code>arm-linux-gnueabihf-gcc (crosstool-NG linaro-1.13.1-4.7-2013.04-20130415 - Linaro GCC 2013.04) 4.7.3 20130328 (prerelease)</code><br /><code>Copyright (C) 2012 Free Software Foundation, Inc.</code><br /><code>This is free software; see the source for copying conditions. There is NO</code><br /><code>warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.</code></p></td></tr></table><h1><span style="color: rgb(0,51,102);">Generating SSH Keys</span></h1><hr /><p>We recommend you use SSH keys to establish a secure connection between your computer and Embedian Gitlab server. The steps below will walk you through generating an SSH key and then adding the public key to our Gitlab account.</p><h3><span style="color: rgb(0,51,102);">Step 1. Check for SSH keys</span></h3><hr /><p>First, we need to check for existing ssh keys on your computer. Open up <span class="platform-windows">Git Bash</span> and run:</p><table class="wysiwyg-macro" data-macro-name="code" data-macro-parameters="language=cpp|theme=Confluence" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2NvZGU6dGhlbWU9Q29uZmx1ZW5jZXxsYW5ndWFnZT1jcHB9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="PLAIN_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ cd ~/.ssh $ ls # Lists the files in your .ssh directory</pre></td></tr></table><p>Check the directory listing to see if you have a file named either <code>id_rsa.pub</code> or <code>id_dsa.pub</code>. If you don't have either of those files go to <strong>step 2</strong>. Otherwise, you already have an existing keypair, and you can skip to <strong>step 3</strong>.</p><h3><span style="color: rgb(0,51,102);">Step 2. Generate a new SSH key</span></h3><hr /><p>To generate a new SSH key, enter the code below. We want the default settings so when asked to enter a file in which to save the key, just press enter.</p><table class="wysiwyg-macro" data-macro-name="code" data-macro-parameters="language=cpp|theme=Confluence" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2NvZGU6dGhlbWU9Q29uZmx1ZW5jZXxsYW5ndWFnZT1jcHB9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="PLAIN_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ ssh-keygen -t rsa -C "your_email@example.com" # Creates a new ssh key, using the provided email as a label # Generating public/private rsa key pair. # Enter file in which to save the key (/c/Users/you/.ssh/id_rsa): [Press enter] $ ssh-add id_rsa</pre></td></tr></table><p>Now you need to enter a passphrase.</p><table class="wysiwyg-macro" data-macro-name="code" data-macro-parameters="language=cpp|theme=Confluence" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2NvZGU6dGhlbWU9Q29uZmx1ZW5jZXxsYW5ndWFnZT1jcHB9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="PLAIN_TEXT"><tr><td class="wysiwyg-macro-body"><pre>Enter passphrase (empty for no passphrase): [Type a passphrase] Enter same passphrase again: [Type passphrase again]</pre></td></tr></table><p>Which should give you something like this:</p><table class="wysiwyg-macro" data-macro-name="code" data-macro-parameters="language=cpp|theme=Confluence" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2NvZGU6dGhlbWU9Q29uZmx1ZW5jZXxsYW5ndWFnZT1jcHB9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="PLAIN_TEXT"><tr><td class="wysiwyg-macro-body"><pre>Your identification has been saved in /c/Users/you/.ssh/id_rsa. Your public key has been saved in /c/Users/you/.ssh/id_rsa.pub. The key fingerprint is: 01:0f:f4:3b:ca:85:d6:17:a1:7d:f0:68:9d:f0:a2:db your_email@example.com</pre></td></tr></table><h3><span style="color: rgb(0,51,102);">Step 3. Add your SSH key to Embedian Gitlab Server</span></h3><hr /><p>Copy the key to your clipboard.</p><table class="wysiwyg-macro" data-macro-name="code" data-macro-parameters="language=cpp|theme=Confluence" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2NvZGU6dGhlbWU9Q29uZmx1ZW5jZXxsYW5ndWFnZT1jcHB9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="PLAIN_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ cat ~/.ssh/id_rsa.pub ssh-rsa AAAAB3NzaC1yc2EAAABDAQABAAABAQDQUEnh8uGpfxaZVU6+uE4bsDrs/tEE5/BPW7jMAxak 6qgOh6nUrQGBWS+VxMM2un3KzwvLRJSj8G4TnTK2CSmlBvR+X8ZeXNTyAdaDxULs/StVhH+QRtFEGy4o iMIzvIlTyORY89jzhIsgZzwr01nqoSeWWASd+59JWtFjVy0nwVNVtbek7NfuIGGAPaijO5Wnshr2uChB Pk8ScGjQ3z4VqNXP6CWhCXTqIk7EQl7yX2GKd6FgEFrzae+5Jf63Xm8g6abbE3ytCrMT/jYy5OOj2XSg 6jlxSFnKcONAcfMTWkTXeG/OgeGeG5kZdtqryRtOlGmOeuQe1dd3I+Zz3JyT your_email@example.c om</pre></td></tr></table><p>Go to <a href="http://git.embedian.com/">Embedian Git Server</a>. At <span style="color: rgb(0,51,102);">Profile Setting --> SSH Keys --> Add SSH Key </span></p><p>Paste your public key and press "<span style="color: rgb(0,51,102);">Add Key</span>" and your are done.</p><h1><span style="color: rgb(0,51,102);">Bootloader: U-Boot </span></h1><hr /><p>Clone the U-Boot source code from <a href="http://git.embedian.com/developer/smarc-t335x-uboot.git">Embedian Git Server</a>.</p><p>Download</p><p><span style="color: rgb(0,51,102);"><u><strong>For u-boot v2017.01 (Processor-SDK-04.01.00.06):</strong></u> </span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ git clone git@git.embedian.com:developer/smarc-t335x-uboot.git smarc-t437x-uboot</pre><pre>$ cd smarc-t437x-uboot</pre><pre>$ git checkout v2017.01-smarct4x</pre></td></tr></table><p><u style="color: rgb(0,51,102);"><strong><br />For u-boot v2016.05 (Processor-SDK-03.00.00.04):</strong></u><span style="color: rgb(0,51,102);"> </span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ git clone git@git.embedian.com:developer/smarc-t335x-uboot.git smarc-t437x-uboot</pre><pre>$ cd smarc-t437x-uboot</pre><pre>$ git checkout v2016.05-smarct4x</pre></td></tr></table><p><u style="color: rgb(0,51,102);"><strong><br />For u-boot v2015.07 (Processor-SDK-02.00.01.07):</strong></u><span style="color: rgb(0,51,102);"> </span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ git clone git@git.embedian.com:developer/smarc-t335x-uboot.git smarc-t437x-uboot</pre><pre>$ cd smarc-t437x-uboot</pre><pre>$ git checkout v2015.07-smarct4x</pre></td></tr></table><p><span style="color: rgb(0,51,102);"><span style="color: rgb(51,51,51);"><span style="color: rgb(0,51,0);"><span style="color: rgb(51,51,51);"><br />Configure and Build:</span><u><strong><br /></strong></u></span></span></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ make ARCH=arm CROSS_COMPILE=${CC} distclean</pre><pre>$ make ARCH=arm CROSS_COMPILE=${CC} smarct437x_evm_spi_uart3_defconfig</pre><pre>$ make ARCH=arm CROSS_COMPILE=${CC}</pre></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><ol><li>If users use other uart ports as their debug port, simply change <em>uart3</em> to other index.</li><li>The <em>SMARC-T4378</em> module always boot up from the onboard <em>SPI NOR</em> flash. The factory default will be <em>MLO.byteswap</em> and <em>u-boot.img</em> pre-installed. In some cases when the <em>SPI NOR</em> flash is empty or needs to be upgraded. Users can shunt crossed the <em>TEST#</em> to ground. In this way, the <em>SMARC-T4378</em> module will boot up to carrier SD card. If <em>TEST#</em> pin is shunt crossed to ground, the config will be:</li></ol><p><span style="color: rgb(0,51,102);">$ make ARCH=arm CROSS_COMPILE=${CC} smarct437x_evm_uart3_defconfig</span></p></td></tr></table><h1><span style="color: rgb(0,51,102);">Linux Kernel</span></h1><hr /><p>Download:</p><p><span style="color: rgb(0,51,102);"><u><strong>For 4.9.41 (Processor-SDK-04.01.00.06, Stable, LTS):</strong></u></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ git clone <span style="color: rgb(0,51,102);">git@git.embedian.com:developer/smarc-ti-linux-kernel.git</span></span></pre><pre><span style="color: rgb(0,51,102);">$ cd smarc-ti-linux-kernel</span></pre><pre><span style="color: rgb(0,51,102);">$ git checkout smarct4x-processor-sdk-04.01.00.06</span></pre></td></tr></table><p><u><strong><br /><span style="color: rgb(0,51,102);">For 4.4.12 (Processor-SDK-03.00.00.04, Stable, LTS):</span></strong></u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ git clone <span style="color: rgb(0,51,102);">git@git.embedian.com:developer/smarc-ti-linux-kernel.git</span></span></pre><pre><span style="color: rgb(0,51,102);">$ cd smarc-ti-linux-kernel</span></pre><pre><span style="color: rgb(0,51,102);">$ git checkout smarct4x-processor-sdk-linux-03.00.00.04</span></pre></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><span style="color: rgb(0,51,102);"><em>SMARC-T4378-800</em> variant and <em>SMARC-T4378-01G </em>both share the same kernel branch "<em>smarct4x-processor-sdk-linux-03.00.00.04</em>" at Linux kernel v4.4.12 and "<em>smarct4x-processor-sdk-04.01.00.06</em>" at Linux kernel v4.9.41.</span></p></td></tr></table><p><u style="line-height: 1.42857;"><strong><br /></strong></u></p><p><span style="color: rgb(0,51,102);"><u style="line-height: 1.42857;"><strong>For 4.1.13 (Processor-SDK-02.00.01.07, Stable, LTS):</strong></u></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ git clone <span style="color: rgb(0,51,102);">git@git.embedian.com:developer/smarc-ti-linux-kernel.git</span></span></pre><pre><span style="color: rgb(0,51,102);">$ cd smarc-ti-linux-kernel</span></pre><pre><span style="color: rgb(0,51,102);">$ git checkout smarct4x-800-processor-sdk-linux-02.00.01</span></pre></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p>Branch "<span style="color: rgb(0,51,102);"><em>smarct4x-800-processor-sdk-linux-02.00.01</em>" is for <em>SMARC-T4378-800</em> variant. If users use <em>SMARC-T4378-01G, </em>use "<em>smarct4x-processor-sdk-linux-02.00.01</em>" branch instead.</span></p><p>$ git checkout smarct4x-processor-sdk-linux-02.00.01 </p></td></tr></table><p>Configure and Build</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ make ARCH=arm CROSS_COMPILE=${CC} distclean</span></pre><pre><span style="color: rgb(0,51,102);">$ make ARCH=arm CROSS_COMPILE=${CC} smarct437x_defconfig</span></pre><pre><span style="color: rgb(0,51,102);">$ make ARCH=arm CROSS_COMPILE=${CC} zImage modules am437x-smarct437x.dtb</span></pre></td></tr></table><p><strong>Note:</strong></p><ul><li><span style="color: rgb(0,0,0);">The kernel sources packaged in this release do not have the required PM firmware binary already copied in the </span>firmware/<span style="color: rgb(0,0,0);"> folder of the kernel sources. Due to this building the kernel using the default kernel configuration will fail with this error:</span></li></ul><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>MK_FW firmware/am335x-pm-firmware.elf.gen.S make[2]: *** No rule to make target `firmware/am335x-pm-firmware.elf', needed by `firmware/am335x-pm-firmware.elf.gen.o'. Stop. make[1]: *** [firmware] Error 2 make: *** [uImage] Error 2</pre></td></tr></table><p><span style="color: rgb(0,0,0);"><br />To resolve this issue</span><span style="color: rgb(0,0,0);">, after you clone the kernel sources, copy the </span><a class="confluence-link unresolved" data-filename="am335x-pm-firmware.elf" data-linked-resource-default-alias="am335x-pm-firmware.elf" href="#">am335x-pm-firmware.elf</a> and <a class="confluence-link unresolved" data-filename="am43x-evm-scale-data.bin" data-linked-resource-default-alias="am43x-evm-scale-data.bin" href="#">am43x-evm-scale-data.bin</a><span style="color: rgb(0,0,0);"> into the firmware/ folder of kernel sources</span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ cd smarc-ti-linux-kernel/firmware</span></pre><pre><span style="color: rgb(0,51,102);">$ wget <span class="nolink">http://developer.embedian.com/download/attachments/24608772/am335x-pm-firmware.elf</span></span></pre><pre><span style="color: rgb(0,51,102);">$ wget <span class="nolink">http://developer.embedian.com/download/attachments/24608772/am43x-evm-scale-data.bin</span></span></pre></td></tr></table><ul><li>If you see the error message like this:</li></ul><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>"mkimage" command not found - U-Boot images will not be built</pre></td></tr></table><p>You can simply install the mkimage by:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><span style="color: rgb(0,51,102);">$ sudo apt-get install uboot-mkimage</span></p></td></tr></table><p>and make the kernel again.</p><h1><span style="color: rgb(0,51,102);">Root File System</span></h1><hr /><p><strong><u><span style="color: rgb(0,51,102);">Arago:</span></u></strong></p><table class="confluenceTable"><tbody><tr><th class="confluenceTh">User</th><th class="confluenceTh">Password</th></tr><tr><td class="confluenceTd">root</td><td class="confluenceTd">N/A</td></tr></tbody></table><p><span style="color: rgb(0,51,102);"><u>Processor-SDK-04.01.00.06 Download:</u></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ wget -c ftp://ftp.embedian.com/public/dev/minfs/arago/processor_sdk_04.01.00.06/smarct437x-rootfs-image-smarct437x.tar.xz</pre></td></tr></table><p>Verify:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ md5sum smarct437x-rootfs-image-smarct437x.tar.xz<br />31bf748e3a07b17c7c3a2f2e6ede63ba smarct437x-rootfs-image-smarct437x.tar.xz</pre></td></tr></table><p><u style="color: rgb(0,51,102);"><br />Processor-SDK-03.00.00.04 Download:</u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ wget -c ftp://ftp.embedian.com/public/dev/minfs/arago/processor_sdk_03.00.00.04/smarct437x-rootfs-image-smarct437x.tar.gz</pre></td></tr></table><p>Verify:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ md5sum smarct437x-rootfs-image-smarct437x.tar.gz<br />530c96d0430107c90c837a9c5f70ec8f smarct437x-rootfs-image-smarct437x.tar.gz</pre></td></tr></table><p><u style="color: rgb(0,51,102);"><br />Processor-SDK-02.00.01.07 Download:</u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ wget -c ftp://ftp.embedian.com/public/dev/minfs/arago/processor_sdk_02.00.01.07/smarct437x-rootfs-image-smarct437x.tar.gz</span></pre></td></tr></table><pre>Verify:</pre><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ md5sum smarct437x-rootfs-image-smarct437x.tar.gz<br />06a996ef1c349d5784bdbe9e381b51ed smarct437x-rootfs-image-smarct437x.tar.gz</pre></td></tr></table><p><u><span style="color: rgb(0,51,102);"><strong>Ubuntu 16.04:</strong></span></u></p><table class="confluenceTable"><tbody><tr><th class="confluenceTh">User</th><th class="confluenceTh">Password</th></tr><tr><td class="confluenceTd">root</td><td class="confluenceTd">root</td></tr><tr><td class="confluenceTd">ubuntu</td><td class="confluenceTd">temppwd</td></tr></tbody></table><p>Download:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ wget -c ftp://ftp.embedian.com/public/dev/minfs/ubuntu/xenial/smarct4x-ubuntu-16.04.tar.gz<a href="ftp://ftp.embedian.com/public/dev/minfs/raring/ubuntu-13.04-smarct335x-v12+-minimal-armhf-2013-08-25.tar.gz" /></span></pre></td></tr></table><p>Verify:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ md5sum smarct4x-ubuntu-16.04.tar.gz</span></code></p><pre>ab3e068528a4a3f74b1bbd49e27250f1 smarct4x-ubuntu-16.04.tar.gz</pre></td></tr></table><p> </p><p><u><span style="color: rgb(0,51,102);"><strong>Ubuntu 14.04:</strong></span></u></p><table class="confluenceTable"><tbody><tr><th class="confluenceTh">User</th><th class="confluenceTh">Password</th></tr><tr><td class="confluenceTd">root</td><td class="confluenceTd">root</td></tr><tr><td class="confluenceTd">ubuntu</td><td class="confluenceTd">temppwd</td></tr></tbody></table><p>Download:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre><span style="color: rgb(0,51,102);">$ wget -c ftp://ftp.embedian.com/public/dev/minfs/ubuntu/trusty/smarct4x-ubuntu-14.04.tar.gz<a href="ftp://ftp.embedian.com/public/dev/minfs/raring/ubuntu-13.04-smarct335x-v12+-minimal-armhf-2013-08-25.tar.gz" /></span></pre></td></tr></table><p>Verify:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ md5sum smarc4x-ubuntu-14.04.tar.gz</span></code></p><pre>2ef6477f7e506e651c2c8a7b4290fefc smarct4x-ubuntu-14.04.tar.gz</pre></td></tr></table><h1><span style="color: rgb(0,51,102);">Setup SD Card</span></h1><hr /><p><span>For these instruction, we are assuming: DISK=/dev/mmcblk0, "lsblk" is very useful for determining the device id.</span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><span style="color: rgb(0,51,102);">$ export DISK=/dev/mmcblk0</span></p></td></tr></table><p><span>Erase SD card:</span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><span style="color: rgb(0,51,102);">$ <code class="java plain">sudo dd </code><code class="java keyword">if</code><code class="java plain">=/dev/zero of=${DISK} bs=1M count=</code><code class="java value">16</code></span></p></td></tr></table><p><span>Create Partition Layout:</span></p><p><strong>With util-linux v2.26, sfdisk was rewritten and is now based on libfdisk</strong><span>.</span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=sfdisk" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1zZmRpc2t9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo sfdisk --version</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);">sfdisk from util-linux 2.27.1</span></div></td></tr></table><p>Create Partitions:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="title=sfdisk >\=2.26.x" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86dGl0bGU9c2ZkaXNrID49Mi4yNi54fQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo sfdisk ${DISK} <<-__EOF__</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java value">1M</code><code class="java plain">,</code><code class="java value">48M</code><code class="java plain">,</code><code class="java value">0xE</code><code class="java plain">,*</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">,,,-</code></span></div><div class="line number4 index3 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">__EOF__</code></span></div></td></tr></table><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="title=sfdisk <\=2.25" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86dGl0bGU9c2ZkaXNrIDw9Mi4yNX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo sfdisk --in-order --Linux --unit M ${DISK} <<-__EOF__</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java value">1</code><code class="java plain">,</code><code class="java value">48</code><code class="java plain">,</code><code class="java value">0xE</code><code class="java plain">,*</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">,,,-</code></span></div><div class="line number4 index3 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">__EOF__</code></span></div></td></tr></table><p>Format Partitions:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(153,51,0);"><code class="java keyword">for</code><code class="java plain">: DISK=/dev/mmcblk0</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkfs.vfat -F </code><code class="java value">16</code> <code class="java plain">${DISK}p1 -n boot</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkfs.ext4 ${DISK}p2 -L rootfs</code></span></div><div class="line number4 index3 alt1"> </div><div class="line number5 index4 alt2"><span style="color: rgb(128,0,0);"><code class="java keyword">for</code><code class="java plain">: DISK=/dev/sdX</code></span></div><div class="line number6 index5 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkfs.vfat -F </code><code class="java value">16</code> <code class="java plain">${DISK}</code><code class="java value">1</code> <code class="java plain">-n boot</code></span></div><div class="line number7 index6 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkfs.ext4 ${DISK}</code><code class="java value">2</code> <code class="java plain">-L rootfs</code></span></div></td></tr></table><p><span>Mount Partitions:</span></p><p><span><strong>On some systems, these partitions may be auto-mounted...</strong></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkdir -p /media/boot/</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkdir -p /media/rootfs/</code></span></div><div class="line number3 index2 alt2"> </div><div class="line number4 index3 alt1"><span style="color: rgb(128,0,0);"><code class="java keyword">for</code><code class="java plain">: DISK=/dev/mmcblk0</code></span></div><div class="line number5 index4 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}p1 /media/boot/</code></span></div><div class="line number6 index5 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}p2 /media/rootfs/</code></span></div><div class="line number7 index6 alt2"><code class="java plain"> </code></div><div class="line number8 index7 alt1"><span style="color: rgb(128,0,0);"><code class="java keyword">for</code><code class="java plain">: DISK=/dev/sdX</code></span></div><div class="line number9 index8 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}</code><code class="java value">1</code> <code class="java plain">/media/boot/</code></span></div><div class="line number10 index9 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}</code><code class="java value">2</code> <code class="java plain">/media/rootfs/</code></span></div></td></tr></table><p><strong><br /></strong></p><p><strong>Install Bootloader<br /></strong></p><p style="margin-left: 30.0px;"><strong>If SPI NOR Flash is not empty</strong></p><p style="margin-left: 30.0px;">The MLO.byteswap and u-boot.img is pre-installed in SPI NOR flash at factory default. SMARC-T4378 is designed to always boot up from SPI NOR flash and to load zImage, device tree blob and root file systems based on the device setting of <em>BOOT_SEL</em>. If users need to fuse their own u-boot or perform u-boot upgrade. This section will instruct you how to do that.</p><p style="margin-left: 30.0px;">Copy MLO.byteswap/u-boot.img to the first boot partition of your SD card.</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=~/smarc-t437x-uboot" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1-L3NtYXJjLXQ0Mzd4LXVib290fQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><hr /><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo cp -v MLO.byteswap /media/boot/</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo cp -v u-boot.img /media/boot/spi-u-boot.img</code> </span></div></td></tr></table><p style="margin-left: 30.0px;">Fuse MLO.byteswap/u-boot.img to the SPI NOR flash.</p><p style="margin-left: 30.0px;">Stop at U-Boot command prompt (Press any key when booting up).</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=u-boot command prompt" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT11LWJvb3QgY29tbWFuZCBwcm9tcHR9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><hr /><span style="color: rgb(0,51,102);"><code class="java plain">U-Boot# sf probe<br />U-Boot# sf erase 0 400000<br />U-Boot# mmc rescan<br />U-Boot# fatload mmc 0 ${loadaddr} MLO.byteswap<br />U-Boot# sf write ${loadaddr} 0 ${filesize} </code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">U-Boot# fatload mmc 0 ${loadaddr} spi-u-boot.img<br />U-Boot# sf write ${loadaddr} 0x20000 ${filesize}</code> </span></div></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p>MLO.byteswap and u-boot.img are from <span style="color: rgb(0,51,102);">smarct437x_evm_spi_uart3_defconfig</span></p></td></tr></table><p style="margin-left: 30.0px;"><strong>If SPI NOR Flash is empty</strong></p><p style="margin-left: 30.0px;">In some cases, when SPI NOR flash is erased or the u-boot is under development, we need a way to boot from SD card first. Users need to shunt cross the <strong><em><span style="color: rgb(0,51,102);">TEST#</span></em></strong> pin to ground. In this way, SMARC-T437X will always boot up from SD card. </p><p style="margin-left: 30.0px;">Copy MLO/u-boot.img to the first boot partition of your SD card.</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=~/smarc-t437x-uboot" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1-L3NtYXJjLXQ0Mzd4LXVib290fQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><hr /><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo cp -v MLO /media/boot/</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo cp -v u-boot.img /media/boot/</code> </span></div></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p>MLO and u-boot.img will be from <span style="color: rgb(0,51,102);">smarct437x_evm_uart3_defconfig. </span></p><p><span style="color: rgb(0,51,102);"> </span><span><span style="color: rgb(0,0,0);">If your u-boot hasn't been finalized and still under development, it is recommended to shunt cross the test pin and boot directly from SD card first. Once your u-boot is fully tested and finalized, you can make <span style="color: rgb(0,51,102);">smarct437x_evm_spi_uart3_defconfig <span style="color: rgb(0,0,0);">again fuse your u-boot to SPI NOR flash.</span></span></span></span></p></td></tr></table><h3><span style="color: rgb(0,51,102);">uEnv.txt based bootscript</span></h3><p>Create "uEnv.txt" boot script: (vim uEnv.txt)</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=~/uEnv.txt" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1-L3VFbnYudHh0fQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><p>optargs="consoleblank=0 mem=512M"<br />#u-boot eMMC specific overrides; Angstrom Distribution (SMARC-T437X) 2014-05-20<br />kernel_file=zImage<br />initrd_file=initrd.img</p><p>loadaddr=0x82000000<br />initrd_addr=0x88080000<br />fdtaddr=0x88000000<br />fdtfile=am437x-smarct437x.dtb </p><p>initrd_high=0xffffffff<br />fdt_high=0xffffffff</p><p>loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${kernel_file}<br />loadinitrd=load mmc ${mmcdev}:${mmcpart} ${initrd_addr} ${initrd_file}; setenv initrd_size ${filesize}<br />loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdtaddr} /dtbs/${fdtfile}<br />#</p><p>##Un-comment to enable systemd in Debian Wheezy<br />#optargs=quiet init=/lib/systemd/systemd</p><p>console=ttyS4,115200n8<br />mmcroot=/dev/mmcblk1p2 ro<br />mmcrootfstype=ext4 rootwait fixrtc</p><p>mmcargs=setenv bootargs console=${console} root=${mmcroot} rootfstype=${mmcrootfstype} ${optargs}</p><p>#zImage:<br />uenvcmd=run loadimage; run loadfdt; run mmcargs; bootz ${loadaddr} - ${fdtaddr}</p><p>#zImage + uInitrd: where uInitrd has to be generated on the running system.<br />#boot_fdt=run loadimage; run loadinitrd; run loadfdt<br />#uenvcmd=run boot_fdt; run mmcargs; bootz ${loadaddr} ${initrd_addr}:${initrd_size} ${fdtaddr}</p><p>###Begin Rootfs from NFS<br />#serverip=192.168.1.51<br />#rootpath=/srv/nfs/smarct335x/ubuntu1204/<br />#nfsopts=nolock,acdirmin=60<br />#netargs=setenv bootargs console=${console} ${optargs} root=/dev/nfs nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp<br />##netboot=echo Loading kernel from SDCARD and booting from NFS ...; run loadimage; run netargs; bootz ${loadaddr} - ${fdtaddr}<br />##uenvcmd=run netboot<br />###End Rootfs from NFS</p><p>###Begin Load kernel from TFTP<br />#netmask=255.255.255.0<br />#ipaddr=192.168.1.65<br />#serverip=192.168.1.51<br />#netboot=echo Loading kernel and device tree from TFTP and booting from NFS ...; setenv autoload no; tftp ${loadaddr} ${kernel_file}; tftp ${fdtaddr} ${fdtfile}; run netargs; bootz ${loadaddr} - ${fdtaddr}<br />#uenvcmd=run netboot<br />###End Load kernel from TFTP</p></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><ol><li>If you use SMARC-T4378-800, mem=512M in optargs. Otherwise, mem has to change to 1024M in optargs.</li><li><span>mmcroot=/dev/mmcblk1p2 when SDMMC eMMC is not present on carrier board. If there is an eMMC present on carrier board. SD card will be emulated as /dev/mmcblk2 and mmcroot=/dev/mmcblk2p2.</span></li></ol></td></tr></table><h3><span style="color: rgb(0,51,102);">Install Kernel zImage</span></h3><p>Copy zImage to the boot partition:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=~/smarc-ti-linux-kernel" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1-L3NtYXJjLXRpLWxpbnV4LWtlcm5lbH0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><pre>$ sudo cp -v arch/arm/boot/zImage /media/boot</pre></td></tr></table><h3><span style="color: rgb(0,51,102);">Install Kernel Device Tree Binary</span></h3><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ sudo mkdir -p /media/boot/dtbs</pre><pre>$ sudo cp -v arch/arm/boot/dts/am437x-smarct437x.dtb /media/boot/dtbs</pre></td></tr></table><h1><span style="color: rgb(0,51,102);">Install Root File System and </span><span style="color: rgb(0,51,102);">Kernel Modules</span></h1><hr /><h3><span style="color: rgb(153,51,0);">Copy Root File System:</span></h3><p><u><strong>Processor-SDK-02.00.01.07:</strong></u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=directory where your root file system is" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1kaXJlY3Rvcnkgd2hlcmUgeW91ciByb290IGZpbGUgc3lzdGVtIGlzfQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><pre>$ sudo tar xvfz smarct437x-rootfs-image-smarct437x.tar.gz -C /media/rootfs</pre></td></tr></table><p><u><span style="color: rgb(0,51,102);"><strong>Ubuntu 14.04:</strong></span></u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=directory where your root file system is" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1kaXJlY3Rvcnkgd2hlcmUgeW91ciByb290IGZpbGUgc3lzdGVtIGlzfQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><pre>$ sudo tar xvfz smarct4x-ubuntu-14.04.tar.gz -C /media/rootfs</pre></td></tr></table><h3><span style="color: rgb(153,51,0);">Copy Kernel Modules:</span></h3><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=~/smarc-ti-linux-kernel" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1-L3NtYXJjLXRpLWxpbnV4LWtlcm5lbH0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><pre>$ sudo make ARCH=arm INSTALL_MOD_PATH=/media/rootfs modules_install</pre></td></tr></table><pre><u><strong><br /></strong></u></pre><p><u><strong>Networking:</strong></u></p><p>Edit: /etc/network/interfaces</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ sudo vim /media/rootfs/etc/network/interfaces</pre></td></tr></table><p>Add:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=/media/rootfs/etc/network/interfaces" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT0vbWVkaWEvcm9vdGZzL2V0Yy9uZXR3b3JrL2ludGVyZmFjZXN9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><hr /><code class="java plain">auto lo</code></div><div class="line number2 index1 alt1"><code class="java plain">iface lo inet loopback</code></div><div class="line number3 index2 alt2"> </div><div class="line number4 index3 alt1"><code class="java plain">auto eth0</code></div><div class="line number5 index4 alt2"><code class="java plain">iface eth0 inet dhcp</code></div></td></tr></table><p> </p><p>Remove SD card:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sync</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo umount /media/boot</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo umount /media/rootfs</code></span></div></td></tr></table><h1><span style="color: rgb(0,51,102);">Setup eMMC</span></h1><hr /><p>Setting up eMMC usually is the last step at development stage after the development work is done at your SD card or NFS environments. eMMC on module will be always emulated as /dev/mmcblk0. Setting up eMMC now is nothing but changing the device descriptor. </p><p>This section gives a step-by-step procedure to setup eMMC flash. Users can write a shell script your own at production to simplify the steps.</p><p>First, we need to backup the final firmware from your SD card or NFS.</p><h3><span style="color: rgb(0,51,102);">Prepare for eMMC binaries from SD card (or NFS):</span></h3><p>Insert SD card into your Linux PC. For these instructions, we are assuming: DISK=/dev/mmcblk0, "lsblk" is very useful for determining the device id.</p><p>For these instruction, we are assuming: DISK=/dev/mmcblk0, "lsblk" is very useful for determining the device id.</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ export DISK=/dev/mmcblk0</span></code></p></td></tr></table><p>Mount Partitions:</p><p><strong>On some systems, these partitions may be auto-mounted...</strong></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkdir -p /media/boot/</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkdir -p /media/rootfs/</code></span></div><div class="line number3 index2 alt2"> </div><div class="line number4 index3 alt1"><span style="color: rgb(128,0,0);"><code class="java keyword">for</code><code class="java plain">: DISK=/dev/mmcblk0</code></span></div><div class="line number5 index4 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}p1 /media/boot/</code></span></div><div class="line number6 index5 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}p2 /media/rootfs/</code></span></div><div class="line number7 index6 alt2"><code class="java plain"> </code></div><div class="line number8 index7 alt1"><span style="color: rgb(128,0,0);"><code class="java keyword">for</code><code class="java plain">: DISK=/dev/sdX</code></span></div><div class="line number9 index8 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}</code><code class="java value">1</code> <code class="java plain">/media/boot/</code></span></div><div class="line number10 index9 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}</code><code class="java value">2</code> <code class="java plain">/media/rootfs/</code></span></div></td></tr></table><p><u style="line-height: 1.42857;"><span style="color: rgb(0,51,102);"><strong>Copy zImage to rootfs partition:</strong></span></u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ sudo cp -v /media/boot/zImage /media/rootfs/home/root</span></code></p></td></tr></table><p><u><span style="color: rgb(0,51,102);"><strong><br /></strong></span></u></p><table class="wysiwyg-macro" data-macro-name="note" data-macro-parameters="title=Note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGU6dGl0bGU9Tm90ZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><ol><li>If your rootfs is Ubuntu 14.04, copy to <em><span style="color: rgb(0,51,102);">/media/rootfs/home/ubuntu</span></em> instead of /media/rootfs/home/root</li></ol></td></tr></table><p><u style="line-height: 1.42857;"><span style="color: rgb(0,51,102);"><strong>Copy uEnv.txt to rootfs partition:</strong></span></u></p><p>Copy and paste the following contents to /media/rootfs/home/root ($ sudo vim /media/rootfs/home/root/uEnv.txt)</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false|title=~/uEnv.txt" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZXx0aXRsZT1-L3VFbnYudHh0fQ&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><p>optargs="consoleblank=0 mem=512M"<br />#u-boot eMMC specific overrides; Angstrom Distribution (SMARC-T437X) 2014-05-20<br />kernel_file=zImage<br />initrd_file=initrd.img</p><p>loadaddr=0x82000000<br />initrd_addr=0x88080000<br />fdtaddr=0x88000000<br />fdtfile=am437x-smarct437x.dtb </p><p>initrd_high=0xffffffff<br />fdt_high=0xffffffff</p><p>loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${kernel_file}<br />loadinitrd=load mmc ${mmcdev}:${mmcpart} ${initrd_addr} ${initrd_file}; setenv initrd_size ${filesize}<br />loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdtaddr} /dtbs/${fdtfile}<br />#</p><p>##Un-comment to enable systemd in Debian Wheezy<br />#optargs=quiet init=/lib/systemd/systemd</p><p>console=ttyS4,115200n8<br />mmcroot=/dev/mmcblk0p2 ro<br />mmcrootfstype=ext4 rootwait fixrtc</p><p>mmcargs=setenv bootargs console=${console} root=${mmcroot} rootfstype=${mmcrootfstype} ${optargs}</p><p>#zImage:<br />uenvcmd=run loadimage; run loadfdt; run mmcargs; bootz ${loadaddr} - ${fdtaddr}</p><p>#zImage + uInitrd: where uInitrd has to be generated on the running system.<br />#boot_fdt=run loadimage; run loadinitrd; run loadfdt<br />#uenvcmd=run boot_fdt; run mmcargs; bootz ${loadaddr} ${initrd_addr}:${initrd_size} ${fdtaddr}</p><p>###Begin Rootfs from NFS<br />#serverip=192.168.1.51<br />#rootpath=/srv/nfs/smarct335x/ubuntu1204/<br />#nfsopts=nolock,acdirmin=60<br />#netargs=setenv bootargs console=${console} ${optargs} root=/dev/nfs nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp<br />##netboot=echo Loading kernel from SDCARD and booting from NFS ...; run loadimage; run netargs; bootz ${loadaddr} - ${fdtaddr}<br />##uenvcmd=run netboot<br />###End Rootfs from NFS</p><p>###Begin Load kernel from TFTP<br />#netmask=255.255.255.0<br />#ipaddr=192.168.1.65<br />#serverip=192.168.1.51<br />#netboot=echo Loading kernel and device tree from TFTP and booting from NFS ...; setenv autoload no; tftp ${loadaddr} ${kernel_file}; tftp ${fdtaddr} ${fdtfile}; run netargs; bootz ${loadaddr} - ${fdtaddr}<br />#uenvcmd=run netboot<br />###End Load kernel from TFTP</p></td></tr></table><table class="wysiwyg-macro" data-macro-name="note" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e25vdGV9&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><ol><li>If you use SMARC-T4378-800, mem=512M in optargs. Otherwise, mem has to change to 1024M in optargs.</li><li>The uEnv.txt is exactly the same as that is created in SD card except the eMMC device descriptor now is mmcroot=/dev/mmcblk0p2.</li></ol></td></tr></table><p><u><span style="color: rgb(0,51,102);"><strong>Copy device tree blob to rootfs partition:</strong></span></u></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ sudo cp -v /media/boot/dtbs/am437x-smarct437x.dtb /media/rootfs/home/root/am437x-smarct437x.dtb </pre></td></tr></table><p><u style="line-height: 1.42857;"><span style="color: rgb(0,51,102);"><strong>Copy real rootfs to rootfs partition:</strong></span></u></p><p style="margin-left: 30.0px;"><span style="color: rgb(128,0,0);"><u><strong>Yocto Built Root File Systems</strong></u></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ pushd /media/rootfs</span></code></p><p><code><span style="color: rgb(0,51,102);">$ sudo tar cvfz ~/smarct437x-emmc-rootfs.tar.gz .</span></code></p><p><code><span style="color: rgb(0,51,102);">$ sudo mv ~/smarct437x-emmc-rootfs.tar.gz /media/rootfs/home/root</span></code></p><p><code><span style="color: rgb(0,51,102);">$ popd</span></code></p></td></tr></table><p style="margin-left: 30.0px;"><span style="color: rgb(128,0,0);"><u><strong>Ubuntu 14.04 Root File Systems</strong></u></span></p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ sudo vim /media/rootfs/etc/udev/rules.d/70-persistent-net.rules</span></code></p><p><code><span style="color: rgb(0,51,102);">Delete all contents starting with "<em>SUBSYSTEM==</em>"</span></code></p><p><code><span style="color: rgb(0,51,102);">$ <span>pushd /media/rootfs</span></span></code></p><p><code><span style="color: rgb(0,51,102);">$ sudo tar cvfz ~/smarct437x-emmc-rootfs.tar.gz .</span></code></p><p><code><span style="color: rgb(0,51,102);">$ sudo mv ~/smarct437x-emmc-rootfs.tar.gz /media/rootfs/home/root</span></code></p><p><code><span style="color: rgb(0,51,102);">$ popd</span></code></p></td></tr></table><p>Remove SD card:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sync</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo umount /media/boot</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo umount /media/rootfs</code></span></div></td></tr></table><h3><span style="color: rgb(0,51,102);">Copy Binaries to eMMC from SD card:</span></h3><p>Insert this SD card into your SMARC-T437X device (carrier board).</p><p>Now it will be almost the same as you did when setup your SD card, but the eMMC device descriptor is <span style="color: rgb(0,51,102);"><em>/dev/mmcblk0</em></span> now. (SD card will be /dev/mmcblk1)</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><code><span style="color: rgb(0,51,102);">$ export DISK=/dev/mmcblk0</span></code></p></td></tr></table><p>Erase SD card:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><p><span style="color: rgb(0,51,102);">$ <code class="java plain">sudo dd </code><code class="java keyword">if</code><code class="java plain">=/dev/zero of=${DISK} bs=1M count=</code><code class="java value">16</code></span></p></td></tr></table><p>Create Partition Layout:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo sfdisk --in-order --Linux --unit M ${DISK} <<-__EOF__</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java value">1</code><code class="java plain">,</code><code class="java value">48</code><code class="java plain">,</code><code class="java value">0x83</code><code class="java plain">,*</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">,,,-</code></span></div><div class="line number4 index3 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">__EOF__</code></span></div></td></tr></table><p>Format Partitions:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><code class="java plain">$ sudo mkfs.vfat -F </code><code class="java value">16</code><span style="color: rgb(0,51,102);"> </span><code class="java plain">${DISK}p1 -n boot</code></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkfs.ext4 ${DISK}p2 -L rootfs</code></span></div></td></tr></table><p>Mount Partitions:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkdir -p /media/boot/</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mkdir -p /media/rootfs/</code></span></div><div class="line number5 index4 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}p1 /media/boot/</code></span></div><div class="line number6 index5 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo mount ${DISK}p2 /media/rootfs/</code></span></div></td></tr></table><h3><span style="color: rgb(0,51,102);">Install binaries for partition 1</span></h3><p>Copy <a href="http://u-boot.bin/uEnv.txt/zImage/*.dtb">uEnv.txt/zImage/*.dtb</a> to the boot partition</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><hr /><pre>$ sudo cp -v zImage uEnv.txt /media/boot/</pre></td></tr></table><h3><span style="color: rgb(0,51,102);">Install Kernel Device Tree Binary</span></h3><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ sudo mkdir -p /media/boot/dtbs</pre><pre>$ sudo cp -v am437x-smarct437x.dtb /media/boot/dtbs</pre></td></tr></table><h1><span style="color: rgb(0,51,102);">Install Root File System</span></h1><hr /><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><pre>$ sudo tar -zxvf smarct437x-emmc-rootfs.tar.gz -C /media/rootfs</pre></td></tr></table><p><span style="color: rgb(0,51,102);"> </span></p><div><p>Unmount eMMC:</p><table class="wysiwyg-macro" data-macro-name="info" data-macro-parameters="icon=false" style="background-image: url(/plugins/servlet/confluence/placeholder/macro-heading?definition=e2luZm86aWNvbj1mYWxzZX0&locale=en_GB&version=2); background-repeat: no-repeat;" data-macro-body-type="RICH_TEXT"><tr><td class="wysiwyg-macro-body"><div class="line number1 index0 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sync</code></span></div><div class="line number2 index1 alt1"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo umount /media/boot</code></span></div><div class="line number3 index2 alt2"><span style="color: rgb(0,51,102);"><code class="java plain">$ sudo umount /media/rootfs</code></span></div></td></tr></table><p> </p><div class="paragraph"><div class="paragraph"><div class="paragraph"><p>Switch your Boot Select to eMMC and you will be able to boot up from SPI NOR flash and import u-boot environmental parameters and load kernel zImage and device tree blob from eMMC now.</p></div></div></div></div><p>==End of Document==</p><div><div class="paragraph"><div class="paragraph"><div class="paragraph"><hr /><p>Last updated 2018-10-04</p></div></div></div></div>
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