linux operating system features and functions

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... driver, I2C subsystem, and USB gadgets. vi Embedded Linux System Design and Development Ⅲ Borland is a registered trademark of Borland Software Corporation in the United States and other ... Sriram Neelakandan xx Embedded Linux System Design and Development Linux- based embedded system does not stop with the OS but has to do a lot with writing and building applications. And applications ... Understand and create Linux BSP for a hardware platform. Ⅲ Understand the Linux model for embedded storage and write drivers and applications for the same. Ⅲ Understand various embedded Linux drivers...

Ngày tải lên: 04/08/2012, 14:23

... expansion in size, scope and complexity. The Alto operating system [22], a workstation operating system of the early 70’s, occupied approximately 19K bytes, including code and data. A typical UNIX implemention ... R.W. Collins and L.W. Loen. System/ 38 Machine Storage Management. IBM System/ 38 Technical Developments, IBM General Systems Division :63-66, 1978. [7] Gupta, A. Parallel Production Systems. PhD ... Structuring Systems. Operating Systems: An Advanced Course. Springer-Verlag, 1978, pages 7-16. [11] Jones, A.K., Chansler, R.J., Durham, I.E., Schwans, K., and Vegdahl, S. StarOS, a Multiprocessor Operating...

Ngày tải lên: 12/09/2012, 15:05

... *message, BHandler *handler, BHandler *replyHandler = NULL) The first parameter, message, is the BMessage object to post. The second parame- ter, handler, names the target handler—the BHandler object ... looper and then dispatched to a handler. Posting and dispatching a message Once created, a message needs to be placed in the message loop of a looper’s thread and then delivered to a handler. ... entirety (recall that the text-editing commands B_CUT, B_COPY, B_PASTE, and B_SELECT_ALL are standard messages that are automatically handled by the system) : void MyHelloWindow::MessageReceived(BMessage*...

Ngày tải lên: 17/10/2013, 19:15

Ngày tải lên: 23/10/2013, 15:15

... resolutions. 5. Installing and Configuring the X Window System This chapter helps you install, configure, and use the X Window System (often known simply as X). Once X is up and running, you can ... responsibility for ongoing research and development of XFree86. 5.2 Installing X Getting a proper X Window System up and running used to be a real challenge on Linux, almost a rite of passage. ... properly on your system. This is a matter of identifying an X server compatible with your graphics card, and tuning the server for your graphics card. If you have a common card and all the documentation...

Ngày tải lên: 07/11/2013, 10:15

... network operating system. Just as a computer cannot operate without an operating system, a network of computers cannot operate without a network operating system. Every network operating system ... commands, command options, and portions of syntax that must be typed exactly as shown. It also indicates commands on menus and buttons, icons, dialog box titles and options, and icon and menu ... module, you will be able to identify the features of the Windows 2000 operating systems and describe the different types of networks and network operating systems. Module 2, “Administration of...

Ngày tải lên: 09/12/2013, 17:15

... Windows, Views, and Messages Each system message has a corresponding hook function. For the three system messages mentioned above (B_ABOUT_REQUESTED, B_KEY_DOWN, and B_MOUSE_ DOWN), those functions ... 123 coordinate system one that’s independent of the global screen coordinate sys- tem. The type of system is the same as the global system (floating point values that get larger as you move right and down)—but ... constructor. Coordinate System In order to specify where a window is to be placed on the screen and where a view is to be placed within a window, a coordinate system is required. Global coordinate system To...

Ngày tải lên: 26/01/2014, 07:20

... what data member, and responds depending on its value. The BHandler class defines such a MessageReceived() function. The BHandler- derived class BWindow inherits this function and overrides it. ... call to the base class BHandler version, thus augmenting what BHandler offers. If the BWindow version of MessageReceived() can’t handle a message, it passes it up to the BHandler version of this ... application-defined class MyDrawView and occupies the entire con- tent area of a MyHelloWindow. In the MyHelloWindow constructor, the view is created first, and then the buttons are created and added to the view: MyHelloWindow::MyHelloWindow(BRect...

Ngày tải lên: 26/01/2014, 07:20

... control, included lots more operating systems, and offered many other features. The Linux distribution companies Caldera and MSC .Linux have supported the project financially, and many users have made ... UNIX Users and Groups On Linux and other UNIX operating systems, a user is a person who can login to the system via SSH, telnet, FTP or at the console. Users can also receive email and own files ... for Linux users, the program behaves almost identi- cally on other operating systems. Each chapter also lists any differences between Linux and other UNIX variants in their “Other Operating Systems”...

Ngày tải lên: 08/03/2014, 23:20

... system based on GNU /Linux, regardless of what distribution we use. Command A command is a program that performs a specific action re- lated to the operating system. Each of the system s commands ... commands that we will find in this section form part of the standard (IEEE POSIX norms) and are shared by all GNU /Linux and UNIX systems. Al- though each distribution has its own administration and ... file system hierarchy Any operating system needs to save numerous files: from system configuration files, to log files or user files etc. In general, each operating system uses its own file system...

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Ngày tải lên: 28/06/2014, 02:20

Ngày tải lên: 01/07/2014, 17:30

Ngày tải lên: 18/10/2014, 15:30

... Education, Inc. Publishing as Pearson Addison-Wesley Procedural Abstraction and C++  Procedural Abstraction is writing and using functions as if they were black boxes  Procedure is a general term ... 5  Standard output of the results Slide 4- 28 Copyright â 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Section 4.3 Conclusion  Can you  Write a function declaration and ... three arguments, all of type int, and that returns the sum of its three arguments?  Describe the call-by-value parameter mechanism?  Write a function declaration and a function definition for...

Ngày tải lên: 12/09/2012, 22:48