Offset 52H: Pc-Power Management Capabilities Register (Modem-D31:F6); Offset 54H: Pcs-Power Management Control And Status Register (Modem-D31:F6) - Intel 6300ESB Datasheet

®
14—Intel 6300ESB ICH
14.1.18 Offset 52h: PC—Power Management Capabilities
Register (Modem—D31:F6)
Table 514. Offset 52h: PC—Power Management Capabilities Register (Modem—
D31:F6)
29
Device:
52h
Offset:
C9C2h
Default Value:
No
Lockable:
Bits Name
15:1
PME_Support
1
10:9 Reserved
8:6 Aux_Current
Device Specific Initial-
5
ization (DSI)
4 Reserved
3 PME Clock (PMEC)
2:0 Version (VS)
14.1.19 Offset 54h: PCS—Power Management Control and
Status Register (Modem—D31:F6)
Note: This register is not affected by the D3
Table 515. Offset 54h: PCS—Power Management Control and Status Register
(Modem—D31:F6) (Sheet 1 of 2)
29
Device:
54h
Offset:
0000h
Default Value:
No
Lockable:
Bits Name
15 PME Status (PMES)
14:9 Reserved
November 2007
Order Number: 300641-004US
Attribute:
Power Well:
Description
Indicates PME# may be generated from all D states.
Reserved.
Reports 375 mA maximum Suspend well current required
when in the D3cold state.
Indicates that no device-specific initialization is required.
Reserved.
Indicates that PCI clock is not required to generate PME#.
Indicates support for Revision 1.1 of the PCI Power
Management Specification.
HOT
Attribute:
Power Well:
Description
This bit is set when the AC'97 controller would normally
assert the PME# signal independent of the state of the
PME_En bit. This bit resides in the resume well.
Reserved.
5
Function:
Read-Only
16-bit
Size:
Core
to D0 transition.
5
Function:
Read/Write
16-bit
Size:
Resume
Intel
Access
RO
RO
RO
RO
RO
RO
RO
Access
RW/C
RO
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6300ESB I/O Controller Hub
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