QG82945GSE S LB2R Intel, QG82945GSE S LB2R Datasheet - Page 257

• Manufacturer Part Number: QG82945GSE S LB2R
• Description: GRAPHICS AND MEM CNTRL HUB; No. of Pins: 998; Package / Case: FCBGA; Interface Type: PCI, SATA, USB
• Manufacturer: Intel

PCI Express Graphics Device 1 Configuration Registers (D1:F0)
7.1.39
Datasheet
SLOTCAP - Slot Capabilities
B/D/F/Type:
Address Offset:
Default Value:
Access:
Size:
PCI Express Slot related registers allow for the support of Hot Plug.
31:19
18:17
16:15
14:7
Bit
6
5
4
3
2
1
0
Access
R/WO
R/WO
R/WO
R/WO
R/WO
R/WO
R/WO
R/WO
RO
RO
RO
Default
0000h
Value
00b
00b
00h
0b
0b
0b
0b
0b
0b
0b
Physical Slot Number (PSN):
Indicates the physical slot number attached to this Port.
value that assigns a slot number that is globally unique within the
chassis.
Reserved
Slot Power Limit Scale (SPLS):
Specifies the scale used for the Slot Power Limit Value.
If this field is written, the link sends a Set_Slot_Power_Limit
message.
Slot Power Limit Value (SPLV):
In combination with the Slot Power Limit Scale value, specifies
the upper limit on power supplied by slot. Power limit (in Watts) is
calculated by multiplying the value in this field by the value in the
Slot Power Limit Scale field.
If this field is written, the link sends a Set_Slot_Power_Limit
message.
Hot Plug Capable (HPC):
Indicates that this slot is capable of supporting Hot Plug
operations.
Hot Plug Surprise (HPS):
Indicates that a device present in this slot might be removed from
the system without any prior notification.
Power Indicator Present (PIP):
Indicates that a Power Indicator is implemented on the chassis for
this slot.
Attention Indicator Present (AIP):
Indicates that an Attention Indicator is implemented on the
chassis for this slot.
Reserved
Reserve
Attention Button Present (ABP):
Indicates that an Attention Button is implemented on the chassis
for this slot. The Attention Button allows the user to request Hot
Plug operations.
BIOS Requirement: This field must be initialized by BIOS to a
00:
01:
10:
11:
1.0x
0.1x
0.01x
0.001x
0/1/0/PCI
B4-B7h
00000000h
R/WO; RO
32 bits
Description
257