android kernel development

This article is the sixth article in the Android Kernel Development series, and the previous articles cover the basics of Android kernel development, including: Download of Android sour

recommended to modify the loglevel in the init.rc file to change the log print level.System/core/rootdir/init.rc5. Other means of optimizationDescribed above are the most commonly used optimization methods, in fact, there are many other ways, briefly listed as follows:(1) Optimize start animation, reduce frame rate and picture size(2) compact system, reduce boot.img file size, can significantly reduce the time of loading and decompression boot.img during startup(3) Pre-create some directories a

This article is the eighth article in the Android Kernel Development series, which focuses on how to analyze the startup log of an Android system and learn to find important nodes in the Android startup process by searching for important tag tags.To learn to analyze the star

Blink of an eye my "Android Development Practice" series of articles have been written more than 30, many articles are still very hard, so thank 51CTO editors often add refinement and recommendations. I found that through writing can really force themselves to understand some of the usual development is not going to dig in the details, this to help a lot of their

required because Android WebView after 4.4 is already the chromium kernel.②, using the Chromium kernel PhoneGap project, when using some PhoneGap plug-ins, will be error, such as Filetransfer plug-ins.Filetransfer plugin needs to be modified to fit, modify the method click here--------------------------------------------------------------------------------------

This article is the 12th article in the "Android Kernel development" series, the previous article describes how to remove the factory app from the source code, this article on this basis, the detailed introduction of how to add a new app in the Android kernel source tree.The

In the process of learning new knowledge, I have always recommended a combination of practical tasks to learn, only through the actual combat, can deepen the understanding of theoretical knowledge. "Android Kernel Development" series has written eight, this article combined with the previous content, to give you a practical task: optimize the

This article is the tenth article of the Android Core Development series, the previous stage, we focused on learning and analyzing the Android system startup process, then, from this article, we are ready to introduce how to add, modify, delete system-level app from Android source. As a starting point, let's start with

/PRINTK (can be viewed or modified)/******* symbol symbols Each module relies on the example *****/--------/********hello.c*********/----#include #include Module_license ("GPL");Module_author ("Junroc Jinx");Module_description ("Hello,world module!");Module_alias ("A simple Modle test");extern int Add_integar (int a,int b);extern int Sub_integar (int a,int b);static int __init Hello_init (){int res = Add_integar (n);return 0;}static void __exit Hello_exit (){int res = Sub_integar (2,1);}Module_i

Some articles have already introduced the android kernel. This series will analyze the android kernel from the perspective of the Linux kernel, hoping to provide useful information for beginners. This chapter briefly introduces the full picture of the

embedded Linux development Kernel porting (i)--Kernel kernel introduction First,Linux Kernel1. Introduction to Linux kernelLinux kernel is a free and free, POSIX-compliant Unix-like operating system developed by Finnish hacker Linus Torvalds 1991 on the Intel x86 architectur

feel it.Android, however, is still stable in the beta version of the Linux kernel for years.Why did the android team choose linux? Maybe because the development board they bought at the time only supports linux....... The following is a joke:1. linux has been widely used and has gradually matured in the embedded market since ARM9.2. Open Source3. There are many

What changes does Google make in the kernel?A company compared the standard kernel and Android kernel, and found that Google modified 75 files and added 88 files. The company also annotated these modified and new files. Goldfish -- 44 files Kernel/ARCH/ARM/Mach-goldfishKerne

This is my collection of the classic books on Android development, high-definition PDF electronic version, can be downloaded in my Baidu network free of charge, I hope that the need for friends to help. Directory:Android 4 Advanced Programming (full source code included)"Crazy Android Handout""Android App

Linux Kernel development-Process Control and Linux kernel development process This chapter mainly analyzes the definition, status, data structure, and other concepts of processes from the perspective of code. Process Definition A process is a running program and a dynamic executable entity. A program is a collection o

Android learning [Android kernel compilation process and error notes], android Kernel Blog: http://blog.csdn.net/muyang_renUbuntu14.04 LTS (requires a 64-bit long-term support version of LTS)Jdk1.8Kernel: android4.0 I. jdk 1. Decompress jdk to obtain the path 2,sudo vim /et

Kernel comparison: improvements in kernel development from 2.4 to 2.6-general Linux technology-Linux programming and kernel information. For details, refer to the following section. Red Flag 5 is the 2.6 kernel, coming soon Turn: the long-awaited 2.6

Compare the android Linux kernel downloaded from Google's official website (http://code.google.com/p/android/downloads/list) with the standard Linux 2.6.25 version of kernel, the android system kernel mainly adds the following con