Specification Sheet

PCI Express* Controller (x8) Registers
466 Datasheet, Volume 2 of 2
13.53 VC0 Resource Capability (VC0RCAP)—Offset 110h
Access Method
Default: 1h
Bit
Range
Default &
Access
Field Name (ID): Description
15:4
0h
RO
Reserved (RSVD): Reserved.
3:1
0h
RW
VCAS: VC Arbitration Select: This field will be programmed by software to the only
possible value as indicated in the VC Arbitration Capability field. Since there is no other
VC supported than the default, this field is reserved.
0
0h
RO
VCARB: Reserved for Load VC Arbitration Table: Used for software to update the VC
Arbitration Table when VC arbitration uses the VC Arbitration Table. As a VC Arbitration
Table is never used by this component this field will never be used.
Type: CFG
(Size: 32 bits)
Offset: [B:0, D:1, F:1] + 110h
3
1
2
8
2
4
2
0
1
6
1
2
8 4 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
PATO
RSVD
MTS
RSNPT
RSVD
PAC
Bit
Range
Default &
Access
Field Name (ID): Description
31:24
0h
RO
PATO: Reserved for Port Arbitration Table Offset:
23
0h
RO
Reserved (RSVD): Reserved.
22:16
0h
RO
MTS: Reserved for Maximum Time Slots: