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Location:Training / Embedded Development / Understand the mysterious face of uboot / cpu_initcrit sub-process analysis, Experiment 1: Modify the u-boot source code to use LED lights to display the running status

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cpu_initcrit sub-process analysis, Experiment 1: Modify the u-boot source code to use LED lights to display the running status
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Duration：20 minutes and 14 seconds
Date：2021/10/15

Uploader：抛砖引玉

Introduction

keywords： Linux uboot

The purpose of this "Understanding the Mysterious Face of Uboot" course is to help you understand the concepts and related hardware involved in the system startup part of embedded development step by step through the analysis of the entire process of an excellent bootloader software. principle. Including CP15, UART, DDR2 and other device information that must be mastered for system startup.

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