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Direct Media Interface (DMI) RCRB
9.3
DMIPVCCTL—DMI Port VC Control
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
0/0/0/DMIBAR
C–Dh
0000h
RO, RW
16 bits
Bit
Access
Default
Value
15:4
RO
000h
Reserved
3:1
RW
000b
VC Arbitration Select (VCAS): This field will be programmed by software to
the only possible value as indicated in the VC Arbitration Capability field.
0
RO
0b
Description
See the PCI express specification for more details
9.4
Reserved
DMIVC0RCAP—DMI VC0 Resource Capability
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
Bit
Access
Default
Value
31:16
RO
0s
0/0/0/DMIBAR
10–13h
00000001h
RO
32 bits
Description
Reserved
Reject Snoop Transactions (REJSNPT):
0 = Transactions with or without the No Snoop bit set within the TLP header are
allowed on this VC.
1 = When Set, any transaction for which the No Snoop attribute is applicable but
is not Set within the TLP Header will be rejected as an Unsupported Request.
15
RO
0b
14:8
RO
00h
Reserved
7:0
RO
01h
Port Arbitration Capability (PAC): Having only bit 0 set indicates that the
only supported arbitration scheme for this VC is non-configurable hardwarefixed.
Datasheet
261