Datasheet

84 Datasheet

3.7.17 DAFC – Device and Function Control Register (Device 0)

Address Offset: 54–55h

Default Value: 0000h

Access: Read/Write

Size: 16 bits

This 16-bit register controls the visibility of devices and functions within the GMCH/MCH to

configuration software.

Bit Description

15:8 Reserved

7 Device #2 Disable:

1 = Disabled.

0 = Enabled.

6:3 Reserved

2 Device #0 Function #3 Disable:

1 = Disable Function #3 registers within Device #0 and all associated DDR SDRAM and

I/O ranges.

0 = Enable Function #3 within Device #0.

1 Reserved

0 Device #0 Function #1 Disable:

1 = Disable Function #1 within Device #0.

0 = Enable Function #1 within Device #0.