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Stefan Reinauer8e073822012-04-04 00:07:22 +02001/*
2 * This file is part of the coreboot project.
3 *
4 * Copyright (C) 2007-2009 coresystems GmbH
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; version 2 of
9 * the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
Stefan Reinauer8e073822012-04-04 00:07:22 +020015 */
16
17/* Intel Cougar Point USB support */
18
19// EHCI Controller 0:1d.0
20
21Device (EHC1)
22{
23 Name(_ADR, 0x001d0000)
24
25 Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake
26
27 // Leave USB ports on for to allow Wake from USB
28
29 Method(_S3D,0) // Highest D State in S3 State
30 {
31 Return (2)
32 }
33
34 Method(_S4D,0) // Highest D State in S4 State
35 {
36 Return (2)
37 }
38
39 Device (HUB7)
40 {
41 Name (_ADR, 0x00000000)
42
Matt DeVillierfa2df2a2017-04-17 18:00:25 -050043
44 // GPLD: Generate Port Location Data (PLD)
45 Method (GPLD, 1, Serialized)
46 {
47
48 Name (PCKG, Package (0x01)
49 {
50 Buffer (0x10) {}
51 })
52
53 // REV: Revision 0x02 for ACPI 5.0
54 CreateField (DerefOf (Index (PCKG, Zero)), Zero, 0x07, REV)
55 Store (0x02, REV)
56
57 // VISI: Port visibility to user per port
58 CreateField (DerefOf (Index (PCKG, Zero)), 0x40, One, VISI)
59 Store (Arg0, VISI)
60
61 Return (PCKG)
62 }
63
Stefan Reinauer8e073822012-04-04 00:07:22 +020064 // How many are there?
65 Device (PRT1) { Name (_ADR, 1) } // USB Port 0
66 Device (PRT2) { Name (_ADR, 2) } // USB Port 1
67 Device (PRT3) { Name (_ADR, 3) } // USB Port 2
68 Device (PRT4) { Name (_ADR, 4) } // USB Port 3
69 Device (PRT5) { Name (_ADR, 5) } // USB Port 4
70 Device (PRT6) { Name (_ADR, 6) } // USB Port 5
71 }
72}
73
74// EHCI #2 Controller 0:1a.0
75
76Device (EHC2)
77{
78 Name(_ADR, 0x001a0000)
79
80 Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake
81
82 // Leave USB ports on for to allow Wake from USB
83
84 Method(_S3D,0) // Highest D State in S3 State
85 {
86 Return (2)
87 }
88
89 Method(_S4D,0) // Highest D State in S4 State
90 {
91 Return (2)
92 }
93
94 Device (HUB7)
95 {
96 Name (_ADR, 0x00000000)
97
Matt DeVillierfa2df2a2017-04-17 18:00:25 -050098 // GPLD: Generate Port Location Data (PLD)
99 Method (GPLD, 1, Serialized)
100 {
101 Name (PCKG, Package (0x01)
102 {
103 Buffer (0x10) {}
104 })
105
106 // REV: Revision 0x02 for ACPI 5.0
107 CreateField (DerefOf (Index (PCKG, Zero)), Zero, 0x07, REV)
108 Store (0x02, REV)
109
110 // VISI: Port visibility to user per port
111 CreateField (DerefOf (Index (PCKG, Zero)), 0x40, One, VISI)
112 Store (Arg0, VISI)
113
114 Return (PCKG)
115 }
116
Stefan Reinauer8e073822012-04-04 00:07:22 +0200117 // How many are there?
118 Device (PRT1) { Name (_ADR, 1) } // USB Port 0
119 Device (PRT2) { Name (_ADR, 2) } // USB Port 1
120 Device (PRT3) { Name (_ADR, 3) } // USB Port 2
121 Device (PRT4) { Name (_ADR, 4) } // USB Port 3
122 Device (PRT5) { Name (_ADR, 5) } // USB Port 4
123 Device (PRT6) { Name (_ADR, 6) } // USB Port 5
124 }
125}
126
Marc Jonese7ae96f2012-11-13 15:07:45 -0700127Device (XHC)
128{
129 Name(_ADR, 0x00140000)
130 OperationRegion(XDEV, PCI_Config, 0, 256)
131 Field(XDEV, DWordAcc, NoLock, Preserve)
132 {
133 Offset(0xD0),
134 X2PR, 32, // XUSB2PR
135 PRM2, 32, // XUSB2PRM
136 SSEN, 32, // USB3_PSSEN
137 RPM3, 32, // USB3PRM
138 XPRT, 32, // XHCI Ports
139 }
140
141 Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake
142
Martin Rotha34b5bc2018-05-06 21:06:18 -0500143 Method(POSC,2,Serialized)
Marc Jonese7ae96f2012-11-13 15:07:45 -0700144 {
Martin Rotha34b5bc2018-05-06 21:06:18 -0500145 /*
146 * Arg0 - An Integer containing a count of entries in Arg3
147 * Arg1 - A Buffer containing a list of DWORD capabilities
148 */
149
Marc Jonese7ae96f2012-11-13 15:07:45 -0700150 // Create DWord field from the Capabilities Buffer
Martin Rotha34b5bc2018-05-06 21:06:18 -0500151 CreateDWordField(Arg1,0,CDW1)
Marc Jonese7ae96f2012-11-13 15:07:45 -0700152
153 // Check revision
Martin Rotha34b5bc2018-05-06 21:06:18 -0500154 If(LNotEqual(Arg0,One)) {
Marc Jonese7ae96f2012-11-13 15:07:45 -0700155 // Set unknown revision bit
156 Or(CDW1,0x8,CDW1)
157 }
158
159 // Set failure if xHCI is disabled by coreboot
160 If(LEqual(XHCI, 0)) {
161 Or(CDW1,0x2,CDW1)
162 }
163
164 // Query flag clear and xHCI in auto mode
165 If(LAnd(LNot(And(CDW1,0x1)),LOr(LEqual(XHCI ,2), LEqual(XHCI ,3)))) {
166 Store ("XHCI Switch", Debug)
167 Store(Zero, Local0)
168 And(XPRT, 0x3, Local0)
169 If(LOr(LEqual(Local0, 0), LEqual(Local0, 1))) {
170 Store(0xF, Local1)
171 }
172 ElseIf(LEqual(Local0, 2)) {
173 Store(0x3, Local1)
174 }
175 ElseIf(LEqual(Local0, 3)) {
176 Store(Zero, Local1)
177 }
178 And(RPM3, 0xFFFFFFF0, Local0)
179 Or(Local0, Local1, RPM3)
180 And(PRM2, 0xFFFFFFF0, Local0)
181 Or(Local0, Local1, PRM2)
182 And(SSEN, 0xFFFFFFF0, Local0)
183 Or(Local0, Local1, SSEN)
184 And(X2PR, 0xFFFFFFF0, Local0)
185 Or(Local0, Local1, X2PR)
186 }
Martin Rotha34b5bc2018-05-06 21:06:18 -0500187 Return(Arg1)
Marc Jonese7ae96f2012-11-13 15:07:45 -0700188 }
189
190 // Leave USB ports on for to allow Wake from USB
191 Method(_S3D,0) // Highest D State in S3 State
192 {
193 Return (2)
194 }
195
196 Method(_S4D,0) // Highest D State in S4 State
197 {
198 Return (2)
199 }
200}