tailieunhanh - Operating System Concepts - Chapter 13: I/O Systems

I/O Hardware Application I/O Interface Kernel I/O Subsystem Transforming I/O Requests to Hardware Operations Streams Performance 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 .I/O Hardware Incredible variety of I/O devices Common concepts Port Bus (daisy chain or shared direct access) Controller (host adapter) I/O instructions control devices Devices have addresses, used by Direct I/O instructions Memory-mapped I/O. | Chapter 13 I O Systems Chapter 13 I O Systems I O Hardware Application I O Interface Kernel I O Subsystem Transforming I O Requests to Hardware Operations Streams Performance Operating System Concepts - 7th Edition Jan 2 2005 Silberschatz Galvin and Gagne 2005 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 - 7th Edition Jan 2 2005 Silberschatz Galvin and Gagne .