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1 Network Device Driver Environment
1.1
Include Files Section for a Network Driver ....................... 1–3
1.2
Declarations Section for a Network Driver ....................... 1–4
1.2.1
External and Forward Declarations .......................... 1–5
1.2.2
Declaring softc and controller Data Structure Arrays ...... 1–6
1.2.3
Declaring and Initializing the driver Data Structure ...... 1–7
1.2.4
Defining Driver-Specific Macros ............................... 1–7
1.3
Configure Section for a Network Driver ........................... 1–10
1.4
Autoconfiguration Support Section for a Network Driver ...... 1–10
1.5
Initialization Section for a Network Driver ....................... 1–10
1.6
Start Section for a Network Driver ................................ 1–10
1.7
Watchdog Section for a Network Driver ........................... 1–11
1.8
Reset Section for a Network Driver ................................ 1–11
1.9
ioctl Section for a Network Driver .................................. 1–11
1.10
Interrupt Section for a Network Driver ........................... 1–11
1.11
Output Section for a Network Driver .............................. 1–11
2 Defining Device Register Offsets
2.1
Interrupt and Status Register Offset Definitions ................ 2–1
2.2
Command Port Register Offset Definitions ....................... 2–2
2.3
Window 0 Configuration Register Offset Definitions ............ 2–4
2.4
Window 3 Configuration Register Offset Definitions ............ 2–7
2.5
Window 1 Operational Register Offset Definitions .............. 2–9
2.6
Window 4 Diagnostic Register Offset Definitions ................ 2–11
2.7
EEPROM Data Structure Definition .............................. 2–13
3 Defining the softc Data Structure
3.1
Defining Common Information ..................................... 3–2
3.2
Enabling Support for Enhanced Hardware Management ...... 3–4
3.3
Defining Media State Information ................................. 3–4
3.4
Defining the Base Register .......................................... 3–6
3.5
Defining Multicast Table Information ............................. 3–6
Contents iii