Specification Sheet

Datasheet, Volume 2 of 2 303
PXPEPBAR Registers
9 PXPEPBAR Registers
9.1 EP VC 0 Resource Control (EPVC0RCTL)—Offset
14h
Controls the resources associated with Egress Port Virtual Channel 0.
Access Method
Default: 800000FFh
Table 9-1. Summary of Bus: 0, Device: 0, Function: 0 (MEM)
Offset
Size
(Bytes)
Register Name (Register Symbol)
Default
Value
14–17h 4 EP VC 0 Resource Control (EPVC0RCTL)—Offset 14h 800000FFh
Type: MEM
(Size: 32 bits)
Offset: [B:0, D:0, F:0] + 14h
3
1
2
8
2
4
2
0
1
6
1
2
840
10000000000000000000000011111111
VC0E
RSVD
VC0ID
RSVD
PAS
RSVD
TCVC0M
TC0VC0M
Bit
Range
Default &
Access
Field Name (ID): Description
31 1h
RO
VC0E: VC0 Enable: For VC0 this is hardwired to 1 and read only as VC0 can never be
disabled.
30:27 0h
RO
Reserved (RSVD): Reserved.
26:24 0h
RO
VC0ID: VC0 ID: Assigns a VC ID to the VC resource. For VC0 this is hardwired to 0
and read only.
23:20 0h
RO
Reserved (RSVD): Reserved.
19:17 0h
RW
PAS: Port Arbitration Select: This field configures the VC resource to provide a
particular Port Arbitration service. The value of 0h corresponds to the bit position of
the only asserted bit in the Port Arbitration Capability field.