tailieunhanh - Lecture Operating system concepts (9th Ed) - Chapter 13: I/O systems

Lecture Operating system concepts (9th Ed) - Chapter 13 explore the structure of an operating system’s I/O subsystem, discuss the principles of I/O hardware and its complexity, provide details of the performance aspects of I/O hardware and software. | Chapter 13: I/O Systems Operating System Concepts – 9th Edition Silberschatz, Galvin and Gagne ©2013 Chapter 13: I/O Systems Overview I/O Hardware Application I/O Interface Kernel I/O Subsystem Transforming I/O Requests to Hardware Operations STREAMS Performance Operating System Concepts – 9th Edition Silberschatz, Galvin and Gagne ©2013 Objectives Explore the structure of an operating system’s I/O subsystem Discuss the principles of I/O hardware and its complexity Provide details of the performance aspects of I/O hardware and software Operating System Concepts – 9th Edition Silberschatz, Galvin and Gagne ©2013 Overview I/O management is a major component of operating system design and operation Important aspect of computer operation I/O devices vary greatly Various methods to control them Performance management New types of devices frequent Ports, busses, device controllers connect to various devices Device drivers encapsulate device details Present uniform device-access interface to I/O subsystem Operating System Concepts – 9th Edition Silberschatz, Galvin and Gagne ©2013 I/O Hardware Incredible variety of I/O devices Storage Transmission Human-interface Common concepts – signals from I/O devices interface with computer Port – connection point for device Bus - daisy chain or shared direct access PCI bus common in PCs and servers, PCI Express (PCIe) expansion bus connects relatively slow devices Controller (host adapter) – electronics that operate port, bus, device Sometimes integrated Sometimes separate circuit board (host adapter) Contains processor, microcode, private memory, bus controller, etc – Some talk to per-device controller with bus controller, microcode, memory, etc Operating System Concepts – 9th Edition Silberschatz, Galvin and Gagne .

• Hệ điều hành
• Operating system concepts
• Lecture Operating system concepts
• Operating system
• I O systems
• I O hardware
• Application I O interface
• Operating system services
• Operating system structures
• Operating system design
• Operating system structure
• Hệ điều hành
• Computer system organization
• Operating System Debugging
• Operating System Generation
• Types of System Calls
• Computer system structures
• File system interface
• File system implementation
• Computer system architecture
• The Linux system