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         Android HAL (Hardware Abstraction Layer)培訓(xùn)

Introduction

Android HAL as a hardware specific implementation.
Overview of the Android Platform Architecture

The HAL Development Cycle for Hardware Vendors

Case Study: Interfacing Low-Level C/C++ with High-Level Java

Preparing the Development Environment

Setting up an Android Emulator

Creating a HAL Implementation

Understanding the File Structure of a HAL Interface (C headers, hardware/libhardware, etc.).

HAL vs HIDL (HAL Interface Definition Language)

Coding for HIDL on Android O.

Packaging Code into a Library Module (.so) File

Writing an Application Level Code in the Java API Framework

Calling the Device Hardware from a Java Service

Debugging the HAL Module

Deploying a HAL Module

Updating HAL to New Versions of Android OS

Troubleshooting

Summary and Conclusion