Introduction of a Good article on Android Hal

Source: Internet
Author: User

From Linux driver to Hal and to Jni to Java, there is a basic understanding of HAL, in which the design of hw_module_t is very ingenious, each module will have its own specific function, and HAL is not known, So HAL provides an open function, this function can get hw_device_t, in fact, this structure and each module structure is beginning to align, the general practice is to hw_deivce_t as a module of the structure of the first variable, This guarantees the start of alignment, and in JNI, only a pointer cast is required.

Links to Good articles: http://blog.csdn.net/luoshengyang/article/details/6567257

Introduction of a Good article on Android Hal

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.