876784 Intel, 876784 Datasheet - Page 685

• Manufacturer Part Number: 876784
• Manufacturer: Intel

Specifications of 876784

• Lead Free Status / RoHS Status: Compliant

PCI Express* Configuration Registers (Desktop and Mobile Only)
18.1.31
Intel
®
ICH7 Family Datasheet
SLCTL—Slot Control Register
(PCI Express—D28:F0/F1/F2/F3/F4/F5)
Address Offset: 58h
Default Value:
15:13
9:8
7:6
Bit
12
11
10
5
4
3
Reserved
Link Active Changed Enable (LACE) — RW.
0 = Disable.
1 = Enables generation of a hot plug interrupt when the Data Link Layer Link Active
Reserved
Power Controller Control (PCC) — RO.This bit has no meaning for module based
Hot-Plug.
Power Indicator Control (PIC) — R/W. When read, the current state of the power
indicator is returned. When written, the appropriate POWER_INDICATOR_* messages
are sent. Defined encodings are:
Attention Indicator Control (AIC) — R/W. When read, the current state of the
attention indicator is returned. When written, the appropriate
ATTENTION_INDICATOR_* messages are sent. Defined encodings are:
Hot Plug Interrupt Enable (HPE) — R/W.
0 = Disable. Hot plug interrupts based on Hot-Plug events is disabled.
1 = Enables generation of a Hot-Plug interrupt on enabled Hot-Plug events.
Command Completed Interrupt Enable (CCE) — R/W.
0 = Disable. Hot plug interrupts based on command completions is disabled.
1 = Enables the generation of a Hot-Plug interrupt when a command is completed by
Presence Detect Changed Enable (PDE) — R/W.
0 = Disable. Hot plug interrupts based on presence detect logic changes is disabled.
1 = Enables the generation of a Hot-Plug interrupt or wake message when the presence
Bits
00b
01b
10b
11b
Bits
00b
01b
10b
11b
field (D28:F0/F1/F2/F3/F4/F5:52h:bit 13) is changed.
the Hot-Plug controller.
detect logic changes state.
0000h
Definition
Reserved
On
Blink
Off
Definition
Reserved
On
Blink
Off
–
59h
Description
Attribute:
Size:
R/W, RO
16 bits
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