Power Management States; Intel 945Gme Express Chipset Development Kit Power Management States - Intel Core 2 Duo User Manual

3.6

Power Management States

The evaluation board supports the following ACPI System states: S0 (Full On), S3
(Suspend to RAM), S4 (Suspend to disk), and S5 (Soft-off), ACPI CPU states: C0 (Full
On), C1 (Auto Halt), C2 (Stop Grant), C3 (Deep Sleep), and C4 (Deeper Sleep), and
ACPI Global Power States: G0 (Working), G1 (Sleeping), G2 (Soft Off), and G3
(Mechanical Off). Transition requirements are detailed below.
Table 5 lists the power management states that have been identified for the Intel
945GME Express Chipset Platform.
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Table 5. Intel 945GME Express Chipset Development Kit Power Management States
State
G0/S0/C0
G0/S0/C2
G0/S0/C3
G0/S0/C4
G1/S3
G1/S4
G2/S5
G3
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Full On
STPCLK# signal active
Deep Sleep: DPSLP# signal active
Deeper Sleep: DPRSLP# signal active
Suspend to RAM
Suspend to Disk
Soft Off
Mechanical Off
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945GME Express Chipset
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Intel 945GME Express Chipset—Theory of Operation
Description
Order Number: 317443-001US
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May 2007