82801CA Datasheet, PDF (381/521 Pages) Intel Corporation – I/O Controller Hub 3-S (ICH3-S)

USB 1.1 Controllers Registers
USB 1.1 Controllers Registers
11
11.1 PCI Configuration Registers (D29:F0/F1/F2)
Note: Registers that are not shown should be treated as Reserved (See Section 6.2 for details).
Table 11-1. PCI Configuration Map (USB—D29:F0/F1/F2)
Offset
Mnemonic
Register Name
Function 0 Function 1 Function 2
Default
Default
Default
00–01h
02–03h
04–05h
06–07h
08h
09h
0Ah
0Bh
0Eh
20–23h
2C–2Dh
2E–2Fh
3Ch
3Dh
60h
C0–C1h
C4h
VID
Vendor ID
DID
Device ID
CMD
Command
STA
Device Status
RID
Revision ID
PI
Programming Interface
SCC
Sub Class Code
BCC
Base Class Code
HTYPE
Header Type
Base
Base Address
SVID
Subsystem Vendor ID
SID
Subsystem ID
INTR_LN Interrupt Line
INTR_PN Interrupt Pin
SB_RELNUM
Serial Bus Release
Number
USB Legacy
USB_LEGKEY Keyboard/Mouse
Control
USB_RES USB Resume Enable
8086h
2482h
0000h
0280h
See Note
00h
03h
0Ch
80h
00000001h
00
00
00h
01h
10h
2000h
00h
8086h
2484h
0000h
0280h
See Note
00h
03h
0Ch
00h
00000001h
00
00
00h
02h
10
2000h
00h
8086h
2487h
0000h
0280h
See Note
00h
03h
0Ch
00h
00000001h
00
00
00h
03h
10
2000h
00h
Type
RO
RO
R/W
R/W
RO
RO
RO
RO
RO
R/W
RO
RO
R/W
RO
RO
R/W
R/W
NOTE: Refer to the Specification Update for the Revision ID.
11.1.1
VID—Vendor Identification Register (USB—D29:F0/F1/F2)
Address Offset:
Default Value:
00–01h
8086h
Attribute:
Size:
RO
16 bits
Bit
Description
15:0 Vendor Identification Value—RO. This is a 16-bit value assigned to Intel.
Intel^® 82801CA ICH3-S Datasheet
381