FreeBSD Device Drivers > 5. Delaying Execution - Pg. 110: Safari Books Online

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FreeBSD Device Drivers

FreeBSD Device Drivers

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Contents

Table of Contents

FreeBSD Device Drivers

About the Technical Reviewer

Acknowledgments

1. Building and Running Modules

2. Allocating Memory

3. Device Communication and Control

4. Thread Synchronization

5. Delaying Execution

Voluntary Context Switching, or Sleeping

Implementing Sleeps and Condition Variables

Kernel Event Handlers

Callouts and Race Conditions

6. Case Study: Virtual Null Modem

7. Newbus and Resource Allocation

8. Interrupt Handling

9. Case Study: Parallel Port Printer Driver

10. Managing and Using Resources

11. Case Study: Intelligent Platform Management Interface Driver

12. Direct Memory Access

13. Storage Drivers

14. Common Access Method

15. USB Drivers

16. Network Drivers, Part 1: Data Structures

17. Network Drivers, Part 2: Packet Reception and Transmission

About the Author

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DELAYING EXECUTION Often, drivers need to delay their execution in order to give their device(s), the kernel,