82801FB Datasheet, PDF (713/786 Pages) Intel Corporation – Intel I/O Controller Hub 6 (ICH6) Family

PCI Express* Configuration Registers
19.1.63
ULBA — Upstream Link Base Address Register
(PCI Express—D28:F0/F1/F2/F3)
Address Offset: 198–19Fh
Default Value: See Description
Attribute:
Size:
RO
64 bits
Bit
Description
63:32
31:0
Base Address Upper (BAU) — RO. The RCRB of the ICH6 lives in 32-bit space.
Base Address Lower (BAL) — RO. This field matches the RCBA register (D31:F0:Offset F0h)
value in the LPC bridge.
19.1.64
PCIECR1 — PCI Express Configuration Register 1
(PCI Express—D28:F0/F1/F2/F3)
Address Offset: 314h
Default Value: 0A200000h
Attribute:
Size:
R/W
32 bits
Bit
Description
31:28
23:0
PCI Express Configuration Bits [31:28] (PCIECB:31:28]) — R/W. Refer to the ICH6 BIOS
Specification for programming of this field.
Reserved
19.1.65
PCIECR2 — PCI Express Configuration Register 2
(PCI Express—D28:F0/F1/F2/F3)
Address Offset: 318h
Default Value: 0A200000h
Attribute:
Size:
R/W
32 bits
Bit
Description
31:24
PCI Express Configuration Bits [31:24] (PCIECB:31:24]) — R/W. Refer to the ICH6 BIOS
Specification for programming of this field.
23:0 Reserved
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Intel^® I/O Controller Hub 6 (ICH6) Family Datasheet
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