Writing Device Drivers

Block Driver Structure Overview

Figure 10-1 shows data structures and routines that define the structure of a block device driver. Device drivers typically include the following:

Block Driver Device Access

The shaded device access section in Figure 10-1 illustrates block driver entry points.

Note -

For a description of character drivers and character driver device access, see Chapter 9, Drivers for Character Devices.

Figure 10-1 Block Driver Roadmap