summaryrefslogtreecommitdiff
path: root/src/mainboard/packardbell/ms2290/acpi/battery.asl
blob: d341ab448867ce95252bfe301f1a588ab6c42ed5 (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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/*
 * This file is part of the coreboot project.
 *
 * 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.
 */

/* Arg0: Battery
 * Arg1: Battery Status Package
 * Arg2: charging
 * Arg3: discharging
 */
Method(BSTA, 4, NotSerialized)
{
	Acquire(ECLK, 0xffff)
	Store(0, Local0)

	Store(0, PAGE)

	Store(BAPR, Local2)

	if (Arg2) // charging
	{
		Or(2, Local0, Local0)

		If (LGreaterEqual (Local2, 0x8000)) {
			Store(0, Local2)
		}
	}

	if (Arg3) // discharging
	{
		Or(1, Local0, Local0)
		Subtract(0x10000, Local2, Local2)
	}

	Store(Local0, Index(Arg1, 0x00))

	Store(0, PAGE)
	Store(BARC, Index(Arg1, 2))
	Store(Local2, Index(Arg1, 1))

	Store(0, PAGE)
	Store(BAVO, Index(Arg1, 3))
	Release(ECLK)
	Return (Arg1)
}

Method(BINF, 2, Serialized)
{
	Acquire(ECLK, 0xffff)
	Store(0, PAGE)
	Store(BAFC, Local2)
	Store(1, PAGE)
	Store(BADC, Local1)

	Store(Local1, Index(Arg0, 1))	// Design Capacity
	Store(Local2, Index(Arg0, 2))	// Last full charge capacity
	Store(1, PAGE)
	Store(BADV, Index(Arg0, 4))	// Design Voltage
	Divide (Local2, 20, Local0, Index(Arg0, 5)) // Warning capacity

	Store(1, PAGE)
	Store (BASN, Local0)
	Name (SERN, Buffer (0x06) { "     " })
	Store (4, Local1)
	While (Local0)
	{
		Divide (Local0, 0x0A, Local2, Local0)
		Add (Local2, 48, Index (SERN, Local1))
		Decrement (Local1)
	}
	Store (SERN, Index (Arg0, 10)) // Serial Number

	Name (TYPE, Buffer() { 0, 0, 0, 0, 0 })
	Store(4, PAGE)
	Store(BATY, TYPE)
	Store(TYPE, Index (Arg0, 11)) // Battery type
	Store(5, PAGE)
	Store(BAOE, Index (Arg0, 12)) // OEM information
	Store(2, PAGE)
	Store(BANA, Index (Arg0, 9))  // Model number
	Release(ECLK)
	Return (Arg0)
}

Device (BAT0)
{
	Name (_HID, EisaId ("PNP0C0A"))
	Name (_UID, 0x00)
	Name (_PCL, Package () { \_SB })

	Name (BATS, Package ()
	{
		0x00,			// 0: PowerUnit: Report in mWh
		0xFFFFFFFF,		// 1: Design cap
		0xFFFFFFFF,		// 2: Last full charge cap
		0x01,			// 3: Battery Technology
		10800,			// 4: Design Voltage (mV)
		0x00,			// 5: Warning design capacity
		200,			// 6: Low design capacity
		1,			// 7: granularity1
		1,			// 8: granularity2
		"",			// 9: Model number
		"",			// A: Serial number
		"",			// B: Battery Type
		""			// C: OEM information
	})

	Method (_BIF, 0, NotSerialized)
	{
		Return (BINF(BATS, 0))
	}

	Name (BATI, Package ()
	{
		0,			// Battery State
					// Bit 0 - discharge
					// Bit 1 - charge
					// Bit 2 - critical state
		0,			// Battery present Rate
		0,			// Battery remaining capacity
		0			// Battery present voltage
	})

	Method (_BST, 0, NotSerialized)
	{
		if (B0PR) {
			Return (BSTA(0, BATI, B0CH, B0DI))
		} else {
			Return (BATS)
		}
	}

	Method (_STA, 0, NotSerialized)
	{
		if (B0PR) {
			Return (0x1f)
		} else {
			Return (0x0f)
		}
	}
}

/* Battery attach/detach */
Method(_Q40, 0, NotSerialized)
{
	Notify(BAT0, 0x81)
}
Method(_Q41, 0, NotSerialized)
{
	Notify(BAT0, 0x81)
}

Method(_Q48, 0, NotSerialized)
{
	Notify(BAT0, 0x80)
}
Method(_Q4C, 0, NotSerialized)
{
	Notify(BAT0, 0x80)
}