Intel Xeon X3460 BX80605X3460 Manual De Usuario
Los códigos de productos
BX80605X3460
Processor Integrated I/O (IIO) Configuration Registers
84
Intel® Xeon® Processor 3400 Series Datasheet, Volume 2
3.3.6.1
DMIVCH—DMI Virtual Channel Capability Header
This register Indicates DMI Virtual Channel capabilities.
3.3.6.2
DMIVCCAP1—DMI Port VC Capability Register 1
This register describes the configuration of PCI Express Virtual Channels associated
with the DMI port.
with the DMI port.
BAR: DMIRCBAR
Register:
DMIVCH
Offset: 0000h
Bit
Attr
Default
Description
31:20
RO
040h
Pointer to Next Capability (PNC)
This field contains the offset to the next PCI Express capability structure in the
This field contains the offset to the next PCI Express capability structure in the
linked list of capabilities (Link Declaration Capability).
19:16
RO
1h
PCI Express Virtual Channel Capability Version (PCIEVCCV)
Hardwired to 1 to indicate compliances with the 1.1 version of the PCI Express
Hardwired to 1 to indicate compliances with the 1.1 version of the PCI Express
specification.
15:0
RO
0002h
Extended Capability ID (ECID)
Value of 0002 h identifies this linked list item (capability structure) as being
Value of 0002 h identifies this linked list item (capability structure) as being
for PCI Express Virtual Channel registers.
BAR: DMIRCBAR
Register:
DMIVCCAP1
Offset: 0004h
Bit
Attr
Default
Description
31:7
RV
0
Reserved
6:4
RO
0
Low Priority Extended VC Count (LPEVCC)
Indicates the number of (extended) Virtual Channels in addition to the
Indicates the number of (extended) Virtual Channels in addition to the
default VC belonging to the low-priority VC (LPVC) group that has the lowest
priority with respect to other VC resources in a strict-priority VC Arbitration.
The value of 0 in this field implies strict VC arbitration.
The value of 0 in this field implies strict VC arbitration.
3
RO
0
Reserved
2:0
RWO
001b
Extended VC Count (EVCC)
Indicates the number of (extended) Virtual Channels in addition to the
Indicates the number of (extended) Virtual Channels in addition to the
default VC supported by the device.
The Private Virtual Channel is not included in this count.
The Private Virtual Channel is not included in this count.