Figure 3 pci configuration spaces for ohci – AMD SB600 User Manual

Page 45

©2008 Advanced Micro Devices, Inc.

OCHI USB 1.1 and EHCI USB 2.0 Controllers

AMD SB600 Register Reference Manual

Proprietary

Page 45

Register Name

Offset Address

Device / Vendor ID

00h

Command 04h

Status 06h

Revision ID / Class Code

08h

Miscellaneous 0Ch

BAR_OHCI 10h

Subsystem Vendor ID / Subsystem ID

2Ch

Capability Pointer

34h

Interrupt Line

3Ch

MSI Control

D0h

MSI Address

D4h

MSI Data

D8h

Figure 3 PCI Configuration Spaces for OHCI

There are 5 OHCI compatible USB host controllers present (functions 0, 1, 2, 3 and 4), and each has their
own set of registers.

Device / Vendor ID – R - 32 bits - [PCI_Reg : 00h]

Field Name

Bits

Default

Description

VEND_ID 15:0 1002h Vendor