Pci Device 6 - Extended Configuration; Vcech - Virtual Channel Enhanced Capability Header; Pvccap1 - Port Vc Capability Register 1 - Intel I5-520E - DATASHEET ADDENDUM Datasheet

Processor Configuration Registers
6.3

PCI Device 6 - Extended Configuration

Table 72.

PCI Device 6 - Extended Configuration

Register Name
Virtual Channel Enhanced Capability
Header
Port VC Capability Register 1
Port VC Capability Register 2
Port VC Control
VC0 Resource Capability
VC0 Resource Control
VC0 Resource Status
6.3.1

VCECH - Virtual Channel Enhanced Capability Header

B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
Indicates PCI Express device Virtual Channel capabilities. Extended capability
structures for PCI Express devices are located in PCI Express extended configuration
space and have different field definitions than standard PCI capability structures.
Table 73.

VCECH - Virtual Channel Enhanced Capability Header

Bit Access
31:20 RW-O
19:16 RO
15:0 RO
6.3.2

PVCCAP1 - Port VC Capability Register 1

B/D/F/Type:
Address Offset:
Default Value:
Access:
April 2010
Document Number: 323178-002
Register
Symbol
VCECH
PVCCAP1
PVCCAP2
PVCCTL
VC0RCAP
VC0RCTL
VC0RSTS
Default RST/
Value PWR
000h Core
1h Core
0002h Core
® TM
Intel Core i7-620LE/UE, i7-610E, i5-520E and Intel
Register Register
Start End
100 103
104 107
108 10B
10C 10D
110 113
114 117
11A 11B
0/6/0/MMR
100-103h
00010002h
RW-O; RO;
32 bits
Description
Pointer to Next Capability (PNC):
The Link Declaration Capability is the next in the PCI
Express extended capabilities list.
PCI Express Virtual Channel Capability Version
(PCIEVCCV):
hard wired to 1 to indicate compliances with the 1.1
version of the PCI Express specification. Note: This version
does not change for 2.0 compliance
Extended Capability ID (ECID):
Value of 0002 h identifies this linked list item (capability
structure) as being for PCI Express Virtual Channel
registers.
0/6/0/MMR
104-107h
00000000h
RO;
®
Celeron
Default Value Access
00010002h RW-O; RO;
00000000h RO;
00000000h RO;
0000h RO; RW;
00000001h RO;
800000FFh RO; RW;
0002h RO;
®
Processor P4500, P4505 Series
Datasheet Addendum
133