test

Writing Device Drivers

What Typographic Changes Mean

Table P-1 describes the typographic changes used in this book.

Table P-1 Typographic Conventions

Typeface or Symbol 

Meaning 

Example 

AaBbCc123

The names of commands, files, and directories; on-screen computer output 

di_add_intr() registers a device interrupt with the system.

add_drv adds a driver to the system.

 

AaBbCc123

What you type, contrasted with on-screen computer output 

 

machine_name% su
Password:

AaBbCc123

Command-line placeholder: 

replace with a real name or value 

number is the number of the interrupt to register.

AaBbCc123

Book titles, new words or terms, or words to be emphasized 

Read Chapter 6 in Writing Device Drivers. A mutual exclusion lock is....

Note -

The term "x86" refers to the Intel 8086 family of microprocessor chips, including the Pentium and Pentium Pro processors and compatible microprocessor chips made by AMD and Cyrix. In this document the term "x86" refers to the overall platform architecture, whereas "Intel Platform Edition" appears in the product name of x86 products.