summaryrefslogtreecommitdiff
path: root/src/mainboard/lenovo/x200/acpi/dock.asl
blob: 93ad24c41815b209c77c721e8f2661dade541f40 (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
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
/*
 * This file is part of the coreboot project.
 *
 * Copyright (c) 2011 Sven Schnelle <svens@stackframe.org>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; version 2 of
 * the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

Scope (\_SB)
{
	Device(DOCK)
	{
		Name(_HID, "ACPI0003")
		Name(_UID, 0x00)
		Name(_PCL, Package() { \_SB } )

		Method(_DCK, 1, NotSerialized)
		{
			if (Arg0) {
			   /* connect dock */
			   Store (1, \GP28)
			   Store (1, \_SB.PCI0.LPCB.EC.DKR1)
			} else {
			   /* disconnect dock */
			   Store (0, \GP28)
			   Store (0, \_SB.PCI0.LPCB.EC.DKR1)
			}
			Xor(Arg0, \_SB.PCI0.LPCB.EC.DKR1, Local0)
			Return (Local0)
		}

		Method(_STA, 0, NotSerialized)
		{
			Return (\_SB.PCI0.LPCB.EC.DKR1)
		}

		Name (G_ID, 0xFFFFFFFF)
		/* Returns 0x7 (dock absent) or 0x3 (dock present) */
		Method(GGID, 0, NotSerialized)
		{
			Store(G_ID, Local0)
			if (LEqual(Local0, 0xFFFFFFFF))
			{
				Store(Or (Or (GP02, ShiftLeft(GP03, 1)),
					 ShiftLeft(GP04, 2)), Local0)
				If (LEqual(Local0, 0x00))
				{
					Store(0x03, Local0)
				}
				Store(Local0, G_ID)
			}
			return (Local0)
		}
	}
}

Scope(\_SB.PCI0.LPCB.EC)
{
	Method(_Q18, 0, NotSerialized)
	{
		Notify(\_SB.DOCK, 3)
	}

	Method(_Q37, 0, NotSerialized)
	{
		Notify(\_SB.DOCK, 0)
	}

	Method(_Q45, 0, NotSerialized)
	{
		Notify(\_SB.DOCK, 3)
	}

	/* Undock button on dock */
	Method(_Q50, 0, NotSerialized)
	{
		Store(\_SB.DOCK.GGID (), Local0)
		if (LNotEqual(Local0, 0x07))
		{
			Notify(\_SB.DOCK, 3)
		}
	}

	Method(_Q58, 0, NotSerialized)
	{
		Notify(\_SB.DOCK, 0)
	}

	/* Unplug power: only disconnect dock on force eject */
	Method(_Q5A, 0, NotSerialized)
	{
		Store(\_SB.DOCK.GGID (), Local0)
		if (LEqual(Local0, 0x07))
		{
			Notify(\_SB.DOCK, 3)
		}
		if (LEqual(Local0, 0x03))
		{
			Sleep(0x64)
			Store(DKR1, Local1)
			if (LEqual(Local1, 1))
			{
				Notify(\_SB.DOCK, 0)
			}
		}
	}
}