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307013-003 Datasheet, PDF (546/848 Pages) Intel Corporation – Intel I/O Controller Hub 7 | |||
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EHCI Controller Registers (D29:F7)
Table 13-1. USB EHCI PCI Register Address Map (USB EHCIâD29:F7) (Sheet 2 of 2)
Offset
Mnemonic
Register Name
Default Val
ue
Type
58h
DEBUG_CAPID
59h
NXT_PTR2
5Ahâ5Bh DEBUG_BASE
60h
USB_RELNUM
61h
FL_ADJ
62hâ63h PWAKE_CAP
64hâ67h â
68hâ6Bh LEG_EXT_CAP
6Châ6Fh LEG_EXT_CS
70hâ73h
74hâ7Fh
80h
SPECIAL_SMI
â
ACCESS_CNTL
Debug Port Capability ID
Next Item Pointer #2
Debug Port Base Offset
USB Release Number
Frame Length Adjustment
Port Wake Capabilities
Reserved
USB EHCI Legacy Support
Extended Capability
USB EHCI Legacy Extended
Support Control/Status
Intel Specific USB 2.0 SMI
Reserved
Access Control
0Ah
00h
20A0h
20h
20h
01FFh
â
RO
RO
RO
RO
R/W
R/W
â
00000001h R/W, RO
00000000h
00000000h
â
00h
R/W, R/WC,
RO
R/W, R/WC
â
R/W
13.1.1
VIDâVendor Identification Register
(USB EHCIâD29:F7)
Offset Address: 00hâ01h
Default Value: 8086h
Attribute:
Size:
RO
16 bits
13.1.2
Bit
15:0
Description
Vendor ID â RO. This is a 16-bit value assigned to Intel.
DIDâDevice Identification Register
(USB EHCIâD29:F7)
Offset Address: 02hâ03h
Default Value: See bit description
Attribute:
Size:
RO
16 bits
Bit
15:0
Description
Device ID â RO. This is a 16-bit value assigned to the Intel® ICH7 USB EHCI
controller. Refer to the Intel® I/O Controller Hub 7 (ICH7) Family Specification Update
for the value of the Device ID Register.
546
Intel ® ICH7 Family Datasheet
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