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Writing Device Drivers

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Solaris 7 Software Developer Collection

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Writing Device Drivers

Book Information
Preface
- Who Should Use This Book
- How This Book Is Organized
- Related Books
- Ordering Sun Documents
- What Typographic Changes Mean
1. SunOS Kernel and Device Tree
- What Is the Kernel?
- Overview of the Solaris 7 DDI/DKI
- Device Tree
2. Hardware Overview
- SPARC Processor Issues
- x86 Processor Issues
- Store Buffers
- System Memory Model
- Bus Architectures
- Bus Specifics
- Device Issues
- PROM on SPARC Machines
3. Overview of SunOS Device Drivers
- What Is a Device Driver?
- Types of Device Drivers
- Bus Address Spaces
- Driver Interfaces
- Callback Functions
- Interrupt Handling
- Driver Context
- Printing Messages
- Dynamic Memory Allocation
- Software State Management
- Properties
- Driver Layout
- 64-Bit-Safe Device Drivers
- C Language and Compiler Modes
4. Multithreading
- Threads
- Multiprocessing Changes Since the SunOS 4.1 System
- Locking Primitives
- Thread Synchronization
- Choosing a Locking Scheme
5. Autoconfiguration
- Autoconfiguration Overview
- Autoconfiguration Additions to the State Structure
- Driver Loading and Configuration
- Data Structures
- Loadable Driver Interface
- Device Configuration
6. Interrupt Handlers
- Interrupt Handler Overview
- Types of Interrupts
- Registering Interrupts
- Responsibilities of an Interrupt Handler
- Interrupt Handling Additions to the State Structure
- Handling High-Level Interrupts
7. DMA
- DMA Model
- Types of Device DMA
- Types of Host Platform DMA
- DMA Software Components: Handles, Windows, and Cookies
- DMA Operations
- DMA Windows
- Allocating Private DMA Buffers
8. Power Management
- Power Management Overview
- Power Management Additions to the State Structure
- Device Power Management Model
- System Power Management Model
- Power Management Flow of Control
9. Drivers for Character Devices
- Character Driver Structure Overview
- Entry Points
- Autoconfiguration
- Controlling Device Access
- I/O Request Handling
- Mapping Device Memory
- Multiplexing I/O on File Descriptors
- Miscellaneous I/O Control
10. Drivers for Block Devices
- Block Driver Structure Overview
- File I/O
- Block Driver Additions to the State Structure
- Entry Points
- Autoconfiguration
- Controlling Device Access
- Data Transfers
- Synchronous Data Transfers
- Asynchronous Data Transfers
- Miscellaneous Entry Points
11. Mapping Device or Kernel Memory
- Memory Mapping Operations
- Exporting the Mapping
- Associating Device Memory With User Mappings
- Associating Kernel Memory With User Mappings
12. Device Context Management
- What Is a Device Context?
- Context Management Model
- Context Management Additions to the State Structure
- Context Management Operation
13. SCSI Target Drivers
- SCSI Target Driver Overview
- Reference Documents
- Sun Common SCSI Architecture Overview
- SCSI Target Drivers
- Building and Transporting a Command
14. SCSI Host Bus Adapter Drivers
- SCSI HBA Driver Overview
- SCSA HBA Interfaces
- HBA Driver Dependency and Configuration Issues
- SCSA HBA Entry Points
- Driver Installation
15. Loading and Unloading Drivers
- Preparing for Installation
- Installing and Removing Drivers
- Removing the Driver
- Loading Drivers
- Getting the Driver Module's ID
- Unloading Drivers
- Driver Packaging
16. Debugging
- Machine Configuration
- Coding Hints
- Debugging Tools
- Testing
A. Converting a SunOS 4.1 Device Driver to SunOS 5.7
- Before Starting the Conversion
- Development Environment
- Summary of Changes
- Conversion Notes
- SunOS 4.1 to SunOS 5.7 Differences
B. Interface Transition List
C. Summary of Solaris 7 DDI/DKI Services
- buf(9S) Handling
- Copying Data
- Device Access
- Device Configuration
- Device Information
- DMA Handling
- Flow of Control
- Interrupt Handling
- Kernel Statistics
- Memory Allocation
- Memory Space Access
- Common Device Access Functions
- Polling
- Power Management
- Printing System Messages
- Process Signaling
- Properties
- Register and Memory Mapping
- Device Context Management
- PCI Configuration
- I/O Port Access
- SCSI and SCSA
- Soft State Management
- String Manipulation
- System Information
- Thread Synchronization
- Timing
- uio(9S) Handling
- Utility Functions
D. Sample Driver Source Code
- Sample Drivers
E. Driver Code Layout Structure
- Header Files
- xx.c Files
- driver .conf Files
F. Making a Device Driver 64-Bit Ready
- How 64-Bit Drivers Differ From 32-Bit Drivers
- General Conversion Steps
- Data Structure Macros
G. Advanced Topics
- Multithreading
- Sun Disk Device Drivers
- SCSA
H. Converting Device Drivers to Support Hotplugging
- Introduction
- Overview of Hotplugging
- Solaris Hotplugging Driver Issues
- Hotplug-Capable Device Driver Development
- Device Driver Testing
- Conclusion