82NM10 Datasheet, PDF (450/671 Pages) Intel Corporation – Intel® NM10 Family Express Chipset

UHCI Controllers Registers
14.1.1
14.1.2
14.1.3
VID—Vendor Identification Register
(USB—D29:F0/F1/F2/F3)
Address Offset:
Default Value:
00h–01h Attribute: RO
8086hSize:16 bits
Bit
Description
15:0 Vendor ID — RO. This is a 16-bit value assigned to Intel
DID—Device Identification Register
(USB—D29:F0/F1/F2/F3)
Address Offset:
02h–03hAttribute:RO
Default Value:
UHCI #1 = See bit descriptionSize:16 bits
UHCI #2 = See bit description
UHCI #3 = See bit description
UHCI #4 = See bit description
Bit
15:0
Description
Device ID — RO. This is a 16-bit value assigned to the Chipset USB universal host
controllers.
PCICMD—PCI Command Register (USB—D29:F0/F1/F2/
F3)
Address Offset:
Default Value:
04h–05hAttribute:R/W, RO
0000hSize:16 bits
Bit
Description
15:11 Reserved
10 Interrupt Disable — R/W.
0 = Enable. The function is able to generate its interrupt to the interrupt controller.
1 = Disable. The function is not capable of generating interrupts.
NOTE: The corresponding Interrupt Status bit is not affected by the interrupt enable.
9 Fast Back to Back Enable (FBE) — RO. Hardwired to 0.
8 SERR# Enable — RO. Reserved as 0.
7 Wait Cycle Control (WCC) — RO. Hardwired to 0.
6 Parity Error Response (PER) — RO. Hardwired to 0.
5 VGA Palette Snoop (VPS) — RO. Hardwired to 0.
4 Postable Memory Write Enable (PMWE) — RO. Hardwired to 0.
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Datasheet