achware.h revision 217365 
1/******************************************************************************
2 *
3 * Name: achware.h -- hardware specific interfaces
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2011, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions, and the following disclaimer,
16 *    without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 *    substantially similar to the "NO WARRANTY" disclaimer below
19 *    ("Disclaimer") and any redistribution must be conditioned upon
20 *    including a substantially similar Disclaimer requirement for further
21 *    binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 *    of any contributors may be used to endorse or promote products derived
24 *    from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#ifndef __ACHWARE_H__
45#define __ACHWARE_H__
46
47
48/* Values for the _SST predefined method */
49
50#define ACPI_SST_INDICATOR_OFF  0
51#define ACPI_SST_WORKING        1
52#define ACPI_SST_WAKING         2
53#define ACPI_SST_SLEEPING       3
54#define ACPI_SST_SLEEP_CONTEXT  4
55
56
57/*
58 * hwacpi - high level functions
59 */
60ACPI_STATUS
61AcpiHwSetMode (
62    UINT32                  Mode);
63
64UINT32
65AcpiHwGetMode (
66    void);
67
68
69/*
70 * hwregs - ACPI Register I/O
71 */
72ACPI_STATUS
73AcpiHwValidateRegister (
74    ACPI_GENERIC_ADDRESS    *Reg,
75    UINT8                   MaxBitWidth,
76    UINT64                  *Address);
77
78ACPI_STATUS
79AcpiHwRead (
80    UINT32                  *Value,
81    ACPI_GENERIC_ADDRESS    *Reg);
82
83ACPI_STATUS
84AcpiHwWrite (
85    UINT32                  Value,
86    ACPI_GENERIC_ADDRESS    *Reg);
87
88ACPI_BIT_REGISTER_INFO *
89AcpiHwGetBitRegisterInfo (
90    UINT32                  RegisterId);
91
92ACPI_STATUS
93AcpiHwWritePm1Control (
94    UINT32                  Pm1aControl,
95    UINT32                  Pm1bControl);
96
97ACPI_STATUS
98AcpiHwRegisterRead (
99    UINT32                  RegisterId,
100    UINT32                  *ReturnValue);
101
102ACPI_STATUS
103AcpiHwRegisterWrite (
104    UINT32                  RegisterId,
105    UINT32                  Value);
106
107ACPI_STATUS
108AcpiHwClearAcpiStatus (
109    void);
110
111
112/*
113 * hwvalid - Port I/O with validation
114 */
115ACPI_STATUS
116AcpiHwReadPort (
117    ACPI_IO_ADDRESS         Address,
118    UINT32                  *Value,
119    UINT32                  Width);
120
121ACPI_STATUS
122AcpiHwWritePort (
123    ACPI_IO_ADDRESS         Address,
124    UINT32                  Value,
125    UINT32                  Width);
126
127
128/*
129 * hwgpe - GPE support
130 */
131UINT32
132AcpiHwGetGpeRegisterBit (
133    ACPI_GPE_EVENT_INFO     *GpeEventInfo,
134    ACPI_GPE_REGISTER_INFO  *GpeRegisterInfo);
135
136ACPI_STATUS
137AcpiHwLowSetGpe (
138    ACPI_GPE_EVENT_INFO     *GpeEventInfo,
139    UINT32                  Action);
140
141ACPI_STATUS
142AcpiHwDisableGpeBlock (
143    ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
144    ACPI_GPE_BLOCK_INFO     *GpeBlock,
145    void                    *Context);
146
147ACPI_STATUS
148AcpiHwClearGpe (
149    ACPI_GPE_EVENT_INFO     *GpeEventInfo);
150
151ACPI_STATUS
152AcpiHwClearGpeBlock (
153    ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
154    ACPI_GPE_BLOCK_INFO     *GpeBlock,
155    void                    *Context);
156
157ACPI_STATUS
158AcpiHwGetGpeStatus (
159    ACPI_GPE_EVENT_INFO     *GpeEventInfo,
160    ACPI_EVENT_STATUS       *EventStatus);
161
162ACPI_STATUS
163AcpiHwDisableAllGpes (
164    void);
165
166ACPI_STATUS
167AcpiHwEnableAllRuntimeGpes (
168    void);
169
170ACPI_STATUS
171AcpiHwEnableAllWakeupGpes (
172    void);
173
174ACPI_STATUS
175AcpiHwEnableRuntimeGpeBlock (
176    ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
177    ACPI_GPE_BLOCK_INFO     *GpeBlock,
178    void                    *Context);
179
180
181/*
182 * hwpci - PCI configuration support
183 */
184ACPI_STATUS
185AcpiHwDerivePciId (
186    ACPI_PCI_ID             *PciId,
187    ACPI_HANDLE             RootPciDevice,
188    ACPI_HANDLE             PciRegion);
189
190
191/*
192 * hwtimer - ACPI Timer prototypes
193 */
194ACPI_STATUS
195AcpiGetTimerResolution (
196    UINT32                  *Resolution);
197
198ACPI_STATUS
199AcpiGetTimer (
200    UINT32                  *Ticks);
201
202ACPI_STATUS
203AcpiGetTimerDuration (
204    UINT32                  StartTicks,
205    UINT32                  EndTicks,
206    UINT32                  *TimeElapsed);
207
208
209#endif /* __ACHWARE_H__ */
210