Linux

Start the QT application inProgramThe first idea is/etc/init. d/RCS can be automatically started after being added to an application or script command. However, if a problem occurs, the QT application is started. On the 7-inch screen, if you click

From: http://www.douban.com/group/topic/11015963/   In the Windows operating system kernel, we must first understand four concepts: APC (asynchronous process call), DPC (delayed process call), and IRP (IO request packet) the preemptible Scheduling

I have been watching the device model over the past few days, and the kernel code has become increasingly frustrating, especially the relationship between kboject, kset, and ktype. However, I plan to skip these important structures and introduce the

Reading comments (0) Add to favorites edit Delete We usually make some common functions into function libraries for use by other programs. The function library is divided into two types: static library and dynamic library.Type. The static library

From: http://blog.sina.com.cn/s/blog_74dfa9f401017s69.htmlSystem Platform: ubuntu10.04 IntroductionSqlite3 is mainly used for Embedded lightweight databases. This article aims to provide technical documents for familiar with sqlite3 basic

Transplantation of Linux-2.6.32.2 Kernel on mini2440 (2) --- transplantation of yaffs2 File System Export environment (the red bold font is the modified content, and the blue bold text is the special attention content) 2.1. transplantation of the

The driver can be compiled together with the kernel or separately as a module. However, to facilitate driver debugging, the driver is usually compiled in a modular manner. 1. Compile the driver in modular Mode The Linux kernel is 2.6.12 and the fl244

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The following are two articles about Linux I/O port ing and I/O memory ing. I have no time to understand the time relationship. Please take a look.  CPU address space (1) concept of address 1) physical address: the address sent from the CPU address

1. Definition: Header file: Data Type: struct semaphore Directly create: Void sema_init (struct semaphore * SEM, int Val);/* where Val is the initial value of the semaphore */ Secondary macro:Declare_mutex (name);/* initialize a semaphore variable

CP (copy an archive or directory)[Root @ Linux ~] # Cp [-adfilprsu] Destination)[Root @ Linux ~] # Cp [Options] source1 source2 sourc4 .... DirectoryParameters:-A: equivalent to-PDR;-D: if the source file is a link file, copy the link file property

Customized Linux environment variables Summary Linux is a multi-user operating system. Each user logs on to the system and has a dedicated runtime environment. Generally, the default environment of each user is the same. The default environment

Author: kendivDate: 2006.12.20 *************************************Requirements*************************************A. Linux kernel, either 2.0, 2.2, 2.4 or 2.6 based.B. If building from source, libgmp development libraries. ************************

The most commonly used build version is arm-linux-gcc-3.4.1 and arm-linux-3.3.2, now embedded development basically use these, 3.4.1 is used to compile 2.6 kernel, and 3.3.2 is commonly used to compile busybox, if the compilation version does not

// XK> Origin Go deep into Linux kernel architecture P144. Read questions and try again. // XK> foreshadowing Generally, the virtual address space is divided into process address space and kernel address space by. The virtual address space of

In Linux, there are two types of File Locking: one is to create a lock file through atomic operations, and the other is to allow access to this part of the content to be locked. 1. Lock files Many applications only need to be able to create a lock

SDL: make Linux interestingSimple DirectMedia Layer Library brings the best game for Linux Sam lantingaLoki entertainment software programmerSeptember 1999

Device Power Management Copyright (c) 2010 Rafael J. Wysocki , Novell Inc. Copyright (c) 2010 Alan Sternstern@rowland.harvard.edu   **************************************** ********************* This article is translated by droidphone from 2011.8.5.

Linux kernel source code scene analysis non-scan version book subscribed version clearly with bookmarks 1575 page pdfHttp://download.csdn.net/source/2002579**************************************** *********************Detailed description of Linux

Embedded system applications are frequently upgraded, which requires a reasonable division of flash. In general, the basic partitions of Flash are as follows:1. uboot Partition2. kernel Partition3. rootfs partitioningThese three parts are the most