Part III. Kernel-Level Drivers
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# Kernel-Level Drivers

Chapter 7, “Structure of a Kernel-Level Driver”
The software structure of a block or character device driver: the entry points it provides for kernel use, and how it communicates with user-level processes.

Chapter 8, “Device Driver/Kernel Interface”
A topical survey of the facilities the IRIX kernel provides to device drivers.

Chapter 9, “Building and Installing a Driver”
How a kernel-level driver is compiled, loaded, and linked with the IRIX kernel.

Chapter 10, “Testing and Debugging a Driver”
How a kernel-level driver is tested and debugged using symmon and other facilities.

Chapter 11, “Driver Example”
Annotated code of a simple device driver with no hardware dependencies.

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Chapter 6. Control of External Interrupts |  | Chapter 7. Structure of a Kernel-Level Driver