blob: 331b322e49daa4b29a153b837043f6ea0ec93eb4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
/*++
This file contains an 'Intel Peripheral Driver' and uniquely
identified as "Intel Reference Module" and is
licensed for Intel CPUs and chipsets under the terms of your
license agreement with Intel or your vendor. This file may
be modified by the user, subject to additional terms of the
license agreement
--*/
/*++
Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved
This software and associated documentation (if any) is furnished
under a license and may only be used or copied in accordance
with the terms of the license. Except as permitted by such
license, no part of this software or documentation may be
reproduced, stored in a retrieval system, or transmitted in any
form or by any means without the express written consent of
Intel Corporation.
Module Name:
B0d4LpmPolicy.asl
Abstract:
Intel ACPI Reference Code for Intel Low Power Mode
--*/
Scope(\_SB.IETM)
{
Name (LPSP, Package ()
{
//
// LPM Policy
//
ToUUID("B9455B06-7949-40c6-ABF2-363A70C8706C")
})
// CLPM (Current Low Power Mode Setting)
//
// This object evaluates to an integer that indicates the current platform desired LPM mode setting.
//
// Arguments: (0)
// None
// Return Value:
// 0 - Disable LPM
// 1 - Enable LPM
// 2 - Application Specific LPM
// 3 - Use the LPM setting as requested by the OS level interfaces either through the OS Power Plan settings or
// through the LPM API exposed to OS software.
//
Method (CLPM)
{
If(LEqual(\_SB.PCI0.B0D4.LPMS,0)){ // check LPM support in CPU
Return (0)
}
Return (LPMV) // Update LPMV based on current platform desire.
} // End of CLPM object
}//end Scope(\_SB.IETM)
|
