'Interrupt handlers' diaporamas de présentation

CS 4284 Systems Capstone

CS 4284 Systems Capstone. Godmar Back. Concurrency & Synchronization. Concurrency & Synchronization. Overview. Will talk about locks, semaphores, and monitors/condition variables For each, will talk about: What abstraction they represent How to implement them How and when to use them

1.09k views • 97 slides

Input/Output The messiest part of O.S.

Input/Output The messiest part of O.S. Chap11. Speed difference of I/O Hardware. Device Controllers. I/O devices have components: mechanical component electronic component The electronic component is the device controller may be able to handle multiple devices Controller's tasks

986 views • 81 slides

Input/Output

Input/Output. 5.1 Principles of I/O hardware 5.2 Principles of I/O software 5.3 I/O software layers 5.4 Disks 5.5 Clocks 5.6 Character-oriented terminals 5.7 Graphical user interfaces 5.8 Network terminals 5.9 Power management. Chapter 5. Agenda. 5.1 Principles of I/O hardware

1.01k views • 73 slides

Input/Output

Input/Output. 5.1 Principles of I/O hardware 5.2 Principles of I/O software 5.3 I/O software layers 5.4 Disks 5.5 Clocks 5.6 Character-oriented terminals 5.7 Graphical user interfaces 5.8 Network terminals 5.9 Power management. Part 5 (Stallings). Principles of I/O Hardware.

800 views • 63 slides

I/O and Filesystems

646 views • 54 slides

Linux Kernel Crash Dumps

Linux Kernel Crash Dumps. Matt D. Robinson and Tom Morano Silicon Graphics Computer Systems. Objectives LKCD Components Kernel Design Considerations Kernel Initiating Dumps Kernel Dumping Hooks/Execution Dump Initiation Code/Layout Dump Tunables Introduction to LCRASH.

886 views • 42 slides

CS 450

492 views • 35 slides

CS510 Concurrent Systems Class 1

CS510 Concurrent Systems Class 1. Linux Kernel Locking Techniques. Intro to kernel locking techniques. Why do we need locking in the Linux kernel? Which problems are we trying to solve? What causes concurrent execution of kernel code? What solutions can we apply?

484 views • 35 slides

826 views • 33 slides

Real-time concepts

Real-time concepts. Lin Zhong ELEC424, Fall 2010. Real time. Correctness Logical correctness Timing Hard vs. Soft Hard: lateness is intolerable Pass/Fail courses Soft: lateness can be tolerated but penalized Regular courses. Non real-time. Soft real-time. Hard real-time.

468 views • 31 slides

CS510 Concurrent Systems

CS510 Concurrent Systems . Linux Kernel Locking Techniques. Intro to kernel locking techniques (Linux). Why do we need locking in the kernel? Which problems are we trying to solve? What implementation choices do we have? Is there a one-size-fits-all solution?.

427 views • 30 slides

ELI: Bare-Metal Performance for I/O Virtualization

ELI: Bare-Metal Performance for I/O Virtualization. ??? Dept. of Electrical Engineering National Cheng Kung University Tainan, Taiwan, R.O.C. Abstract.

490 views • 30 slides

Programming & Development of Mobile & Embedded Systems

Programming & Development of Mobile & Embedded Systems. Lin Zhong ELEC424, Fall 2010. Outline. Programming basics Programming MSP430 Programming Windows Mobile devices. Programming basics. How programmable systems work. Non-volatile storage. Processing. executables.

468 views • 27 slides

Automatic Compaction of OS Kernel Code via On-Demand Code Loading

Automatic Compaction of OS Kernel Code via On-Demand Code Loading. Haifeng He, Saumya Debray, Gregory Andrews. The University of Arizona. Background. Desktop. General Purpose Operating Systems. Resource constraints Limited amount of memory . Embedded Devices.

426 views • 26 slides

ITEC 502 ??? ??? ? ??

ITEC 502 ??? ??? ? ??. Chapter 8-1: I/O Management Mi-Jung Choi mjchoi@postech.ac.kr DPNM Lab. Dept. of CSE, POSTECH. Contents. Principles of I/O hardware Principles of I/O software I/O software layers. Principles of I/O Hardware. Some typical device, network, and bus data rates.

395 views • 23 slides

Buffering and DMA (Direct Memory Access)

Buffering and DMA (Direct Memory Access). Lecture 11. Summary of Previous Lecture. Interrupts Interrupt handlers Nested interrupts Interrupt timing and metrics Interrupts on the X-Board Installing and writing interrupt handlers Serial Communications Data communications and modulation

555 views • 22 slides

Memory Management, File Systems, I/O How Multiprogramming Issues Mesh

Memory Management, File Systems, I/O How Multiprogramming Issues Mesh. ECEN 5043 Software Engineering of Multiprogram Systems University of Colorado, Boulder. Overview. Lessons of program-o.s.-device I/O raised to inter-thread and inter-program communication

409 views • 20 slides

MIPS I/O and Interrupt

MIPS I/O and Interrupt. SPIM I/O and MIPS Interrupts. The materials of this lecture can be found in A7-A8 (3 rd Edition) and B7-B8 (4 th Edition). . The MIPS memory . Actually, everything above 0x7fffffff is used by the system. What is in there?. Special operating system functions

437 views • 15 slides

MIPS I/O and Interrupt

MIPS I/O and Interrupt. SPIM I/O and MIPS Interrupts. The materials of this lecture can be found in A7-A8 (3 rd Edition) and B7-B8 (4 th Edition). . The MIPS memory . Actually, everything above 0x7fffffff is used by the system. What is in there?. Special operating system functions

386 views • 15 slides

The Linux Kernel: A Challenging Workload for Transactional Memory

The Linux Kernel: A Challenging Workload for Transactional Memory. Hany E. Ramadan Christopher J. Rossbach Emmett Witchel Operating Systems & Architecture Group University of Texas at Austin. Talk overview. Why OSes are interesting workloads (1) Interrupts (2) Transaction stacking (3)

227 views • 13 slides