https://bhuvanchandradv.github.io/tags/yocto/ Recent content in Yocto on Bhuvan Chandra DV Hugo en Thu, 18 May 2017 11:55:50 +0800 https://bhuvanchandradv.github.io/blog/libsoc-examples/ Thu, 18 May 2017 11:55:50 +0800 https://bhuvanchandradv.github.io/blog/libsoc-examples/ <p>Examples using <a href="https://github.com/jackmitch/libsoc">libsoc</a> on a Colibri VF61 module with an Aster carrier board and Pioneer600 Raspberry Pi expansion cape.</p> <h2 id="hardware">Hardware</h2> <ul> <li><a href="https://www.toradex.com/computer-on-modules/colibri-arm-family/nxp-freescale-vybrid-vf6xx">Colibri VF61</a> — Cortex-A5 + Cortex-M4, SODIMM form factor</li> <li><a href="https://www.toradex.com/products/carrier-boards/aster-carrier-board">Aster Carrier Board</a> — Arduino Uno and Raspberry Pi headers</li> <li><a href="http://www.waveshare.com/wiki/Pioneer600">Pioneer600</a> — RPi expansion cape</li> </ul> <p><img src="https://github.com/bhuvanchandra/images-repo/raw/master/images-aster-pioneer600/aster-pioneer600.jpg" alt="Hardware Setup"></p> <h2 id="cross-compiling-libsoc">Cross-compiling libsoc</h2> <p>Build and install the Yocto SDK first, then:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>git clone -b master https://github.com/jackmitch/libsoc.git </span></span><span style="display:flex;"><span>cd libsoc </span></span><span style="display:flex;"><span>. /usr/local/oecore-x86_64/environment-setup-armv7at2hf-neon-angstrom-linux-gnueabi </span></span><span style="display:flex;"><span>autoreconf -i </span></span><span style="display:flex;"><span>./configure --host<span style="color:#f92672">=</span>arm-angstrom-linux-gnueabi <span style="color:#ae81ff">\ </span></span></span><span style="display:flex;"><span><span style="color:#ae81ff"></span> --prefix<span style="color:#f92672">=</span>/usr/local/oecore-x86_64/sysroots/armv7at2hf-neon-angstrom-linux-gnueabi/ </span></span><span style="display:flex;"><span>make -j<span style="color:#66d9ef">$(</span>nproc<span style="color:#66d9ef">)</span> </span></span><span style="display:flex;"><span>sudo make install </span></span></code></pre></div><h2 id="cross-compiling-the-examples">Cross-compiling the examples</h2> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>git clone https://github.com/bhuvanchandra/libsoc-examples.git </span></span><span style="display:flex;"><span>cd libsoc-examples/ssd1306/ </span></span><span style="display:flex;"><span>MACHINE<span style="color:#f92672">=</span>colibri-vf make </span></span></code></pre></div><p>Copy the binary to the target via SSH and run.</p>