Intel G550T CM8062301002309 Manual De Usuario
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CM8062301002309
Processor Configuration Registers
14
Datasheet, Volume 2
2.2
PCI Devices and Functions on Processor
Note:
1.
Not all devices are enabled in all configurations.
2.
See
for additional information on graphics DID
values.
Table 2-2.
Register Attribute Modifiers
Attribute
Modifier
Applicable
Attribute
Description
S
RO (w/ -V)
Sticky: These bits are only re-initialized to their default value by a "Power Good
Reset".
Note:
Does not apply to RO (constant) bits.
RW
RW1C
RW1S
-K
RW
Key: These bits control the ability to write other bits (identified with a 'Lock'
modifier)
-L
RW
Lock: Hardware can make these bits "Read Only" via a separate configuration
bit or other logic.
Note:
Mutually exclusive with 'Once' modifier.
WO
-O
RW
Once: After reset, these bits can only be written by software once, after which
they become "Read Only".
Note:
Mutually exclusive with 'Lock' modifier and does not make sense with
'Variant' modifier.
WO
-FW
RO
Firmware Write: The value of these bits can be updated by firmware (PCU,
TAP, etc.).
-V
RO
Variant: The value of these bits can be updated by hardware.
Note:
RW1C and RC bits are variant by definition and therefore do not need
to be modified.
RW
Description
DID
Device
Function
DRAM Controller
0100h
0
0
PCI Express Controller
0101h
1
0
PCI Express Controller
0105h
1
1
PCI Express Controller
0109h
1
2
Integrated Graphics Device
2
0102h
2
0
PCI Express Controller
010Dh
6
0