IDT 89HPES64H16G2 User Manual page 253

IDT PCI to PCI Bridge and Proprietary Port Specific Registers
PVCCTL - Port VC Control (0x20C)
Bit
Field
0
3:1 VCARBSEL
15:4
PVCSTS - Port VC Status (0x20E)
Bit
Field
0
15:1
VCR0CAP- VC Resource 0 Capability (0x210)
Bit
Field
7:0
14:8
15
22:16
23
31:24
PES64H16G2 User Manual
Field Default
Type
Name Value
LVCAT RW
RW
Reserved RO
Field Default
Type
Name Value
VCATS RO
Reserved RO
Field Default
Type
Name Value
PARBC RWL
Reserved RO
RJST RO
MAXTS RO
Reserved RO
PATBLOFF RWL
0x0 Load VC Arbitration Table. Not applicable.
0x0 VC Arbitration Select. Not applicable (only the default VC 0 is
supported).
0x0 Reserved field.
0x0 VC Arbitration Table Status. Not applicable.
0x0 Reserved field.
0x1 Port Arbitration Capability. This field indicates the type of port
arbitration supported by the VC. Each bit corresponds to a Port
Arbitration capability. When more than one arbitration scheme is
supported, multiple bits may be set.
bit 0 - Hardware Fixed
bits 1 through 7 - reserved
0x0 Reserved field.
0x0 Reject Snoop Transactions. No supported for switch ports.
0x0 Maximum Time Slots. Since this VC does not support time-based
WRR, this field is not valid.
0x0 Reserved field.
0x4 Port Arbitration Table Offset. This field contains the offset of the
port arbitration table from the base address of the Virtual Channel
Capability structure in double quad words (16 bytes).
16 - 43
Description
Description
Description
April 5, 2013