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Writing Device Drivers     Oracle Solaris 11.1 Information Library
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Part I Designing Device Drivers for the Oracle Solaris Platform

1.  Overview of Oracle Solaris Device Drivers

2.  Oracle Solaris Kernel and Device Tree

3.  Multithreading

4.  Properties

5.  Managing Events and Queueing Tasks

6.  Driver Autoconfiguration

7.  Device Access: Programmed I/O

8.  Interrupt Handlers

Interrupt Handler Overview

Device Interrupts

High-Level Interrupts

Legacy Interrupts

Standard and Extended Message-Signaled Interrupts

MSI Interrupts

MSI-X Interrupts

Software Interrupts

DDI Interrupt Functions

Interrupt Capability Functions

Interrupt Initialization and Destruction Functions

Priority Management Functions

Soft Interrupt Functions

Interrupt Function Examples

Registering Interrupts

Registering Legacy Interrupts

Registering MSI Interrupts

Interrupt Resource Management

The Interrupt Resource Management Feature

Callback Interfaces

Register a Callback Handler Function

Unregister a Callback Handler Function

Callback Handler Function

Interrupt Request Interfaces

Allocate an Interrupt

Modify Number of Interrupt Vectors Requested

Interrupt Usage and Flexibility

Example Implementation of Interrupt Resource Management

Interrupt Handler Functionality

Handling High-Level Interrupts

High-Level Mutexes

High-Level Interrupt Handling Example

9.  Direct Memory Access (DMA)

10.  Mapping Device and Kernel Memory

11.  Device Context Management

12.  Power Management

13.  Hardening Oracle Solaris Drivers

14.  Layered Driver Interface (LDI)

Part II Designing Specific Kinds of Device Drivers

15.  Drivers for Character Devices

16.  Drivers for Block Devices

17.  SCSI Target Drivers

18.  SCSI Host Bus Adapter Drivers

19.  Drivers for Network Devices

20.  USB Drivers

21.  SR-IOV Drivers

Part III Building a Device Driver

22.  Compiling, Loading, Packaging, and Testing Drivers

23.  Debugging, Testing, and Tuning Device Drivers

24.  Recommended Coding Practices

Part IV Appendixes

A.  Hardware Overview

B.  Summary of Oracle Solaris DDI/DKI Services

C.  Making a Device Driver 64-Bit Ready

D.  Console Frame Buffer Drivers

E.  pci.conf File


Chapter 8

Interrupt Handlers

This chapter describes mechanisms for handling interrupts, such as allocating, registering, servicing, and removing interrupts. This chapter provides information on the following subjects: