https://christian-gmeiner.info/tags/u-boot/ Recent content in U-Boot on Christian Gmeiner https://christian-gmeiner.info/papermod-cover.png https://christian-gmeiner.info/papermod-cover.png Hugo -- 0.152.2 en-us Thu, 19 Dec 2019 21:05:00 +0000 https://christian-gmeiner.info/2019-12-19-stm32/ Thu, 19 Dec 2019 21:05:00 +0000 https://christian-gmeiner.info/2019-12-19-stm32/ <p>I recently bought a new device for my etnaviv board farm - <a href="https://www.st.com/en/evaluation-tools/stm32mp157c-dk2.html">STM32MP157C-DK2 Discovery Board</a>.</p> <p>The big problem is that the stock boot-chain can not boot a mainline kernel - it simply hangs.</p> <h3 id="tf-a">TF-A</h3> <p>Trusted Firmware-A (TF-A) is a reference implementation of secure-world software used on this platform. It implements a secure monitor with various interface standards:</p> <ul> <li>The power state coordination interface (PSCI)</li> <li>Trusted board boot requirements (TBBR)</li> <li>SMC calling convention</li> <li>System control and management interface</li> </ul> <p>More information can be found at the official website at <a href="https://www.trustedfirmware.org/">https://www.trustedfirmware.org/</a>.</p>