1 /******************************************************************************
2  *
3  * Name: achware.h -- hardware specific interfaces
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2023, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
16  * 2.1. This is your license from Intel Corp. under its intellectual property
17  * rights. You may have additional license terms from the party that provided
18  * you this software, covering your right to use that party's intellectual
19  * property rights.
20  *
21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22  * copy of the source code appearing in this file ("Covered Code") an
23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24  * base code distributed originally by Intel ("Original Intel Code") to copy,
25  * make derivatives, distribute, use and display any portion of the Covered
26  * Code in any form, with the right to sublicense such rights; and
27  *
28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29  * license (with the right to sublicense), under only those claims of Intel
30  * patents that are infringed by the Original Intel Code, to make, use, sell,
31  * offer to sell, and import the Covered Code and derivative works thereof
32  * solely to the minimum extent necessary to exercise the above copyright
33  * license, and in no event shall the patent license extend to any additions
34  * to or modifications of the Original Intel Code. No other license or right
35  * is granted directly or by implication, estoppel or otherwise;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43  * Redistribution of source code of any substantial portion of the Covered
44  * Code or modification with rights to further distribute source must include
45  * the above Copyright Notice, the above License, this list of Conditions,
46  * and the following Disclaimer and Export Compliance provision. In addition,
47  * Licensee must cause all Covered Code to which Licensee contributes to
48  * contain a file documenting the changes Licensee made to create that Covered
49  * Code and the date of any change. Licensee must include in that file the
50  * documentation of any changes made by any predecessor Licensee. Licensee
51  * must include a prominent statement that the modification is derived,
52  * directly or indirectly, from Original Intel Code.
53  *
54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55  * Redistribution of source code of any substantial portion of the Covered
56  * Code or modification without rights to further distribute source must
57  * include the following Disclaimer and Export Compliance provision in the
58  * documentation and/or other materials provided with distribution. In
59  * addition, Licensee may not authorize further sublicense of source of any
60  * portion of the Covered Code, and must include terms to the effect that the
61  * license from Licensee to its licensee is limited to the intellectual
62  * property embodied in the software Licensee provides to its licensee, and
63  * not to intellectual property embodied in modifications its licensee may
64  * make.
65  *
66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67  * substantial portion of the Covered Code or modification must reproduce the
68  * above Copyright Notice, and the following Disclaimer and Export Compliance
69  * provision in the documentation and/or other materials provided with the
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76  * Intel shall be used in advertising or otherwise to promote the sale, use or
77  * other dealings in products derived from or relating to the Covered Code
78  * without prior written authorization from Intel.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88  * PARTICULAR PURPOSE.
89  *
90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97  * LIMITED REMEDY.
98  *
99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100  * software or system incorporating such software without first obtaining any
101  * required license or other approval from the U. S. Department of Commerce or
102  * any other agency or department of the United States Government. In the
103  * event Licensee exports any such software from the United States or
104  * re-exports any such software from a foreign destination, Licensee shall
105  * ensure that the distribution and export/re-export of the software is in
106  * compliance with all laws, regulations, orders, or other restrictions of the
107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108  * any of its subsidiaries will export/re-export any technical data, process,
109  * software, or service, directly or indirectly, to any country for which the
110  * United States government or any agency thereof requires an export license,
111  * other governmental approval, or letter of assurance, without first obtaining
112  * such license, approval or letter.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
122  * 1. Redistributions of source code must retain the above copyright
123  *    notice, this list of conditions, and the following disclaimer,
124  *    without modification.
125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126  *    substantially similar to the "NO WARRANTY" disclaimer below
127  *    ("Disclaimer") and any redistribution must be conditioned upon
128  *    including a substantially similar Disclaimer requirement for further
129  *    binary redistribution.
130  * 3. Neither the names of the above-listed copyright holders nor the names
131  *    of any contributors may be used to endorse or promote products derived
132  *    from this software without specific prior written permission.
133  *
134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145  *
146  * Alternatively, you may choose to be licensed under the terms of the
147  * GNU General Public License ("GPL") version 2 as published by the Free
148  * Software Foundation.
149  *
150  *****************************************************************************/
151 
152 #ifndef __ACHWARE_H__
153 #define __ACHWARE_H__
154 
155 
156 /* Values for the _SST predefined method */
157 
158 #define ACPI_SST_INDICATOR_OFF  0
159 #define ACPI_SST_WORKING        1
160 #define ACPI_SST_WAKING         2
161 #define ACPI_SST_SLEEPING       3
162 #define ACPI_SST_SLEEP_CONTEXT  4
163 
164 
165 /*
166  * hwacpi - high level functions
167  */
168 ACPI_STATUS
169 AcpiHwSetMode (
170     UINT32                  Mode);
171 
172 UINT32
173 AcpiHwGetMode (
174     void);
175 
176 
177 /*
178  * hwregs - ACPI Register I/O
179  */
180 ACPI_STATUS
181 AcpiHwValidateRegister (
182     ACPI_GENERIC_ADDRESS    *Reg,
183     UINT8                   MaxBitWidth,
184     UINT64                  *Address);
185 
186 ACPI_STATUS
187 AcpiHwRead (
188     UINT64                  *Value,
189     ACPI_GENERIC_ADDRESS    *Reg);
190 
191 ACPI_STATUS
192 AcpiHwWrite (
193     UINT64                  Value,
194     ACPI_GENERIC_ADDRESS    *Reg);
195 
196 ACPI_BIT_REGISTER_INFO *
197 AcpiHwGetBitRegisterInfo (
198     UINT32                  RegisterId);
199 
200 ACPI_STATUS
201 AcpiHwWritePm1Control (
202     UINT32                  Pm1aControl,
203     UINT32                  Pm1bControl);
204 
205 ACPI_STATUS
206 AcpiHwRegisterRead (
207     UINT32                  RegisterId,
208     UINT32                  *ReturnValue);
209 
210 ACPI_STATUS
211 AcpiHwRegisterWrite (
212     UINT32                  RegisterId,
213     UINT32                  Value);
214 
215 ACPI_STATUS
216 AcpiHwClearAcpiStatus (
217     void);
218 
219 
220 /*
221  * hwsleep - sleep/wake support (Legacy sleep registers)
222  */
223 ACPI_STATUS
224 AcpiHwLegacySleep (
225     UINT8                   SleepState);
226 
227 ACPI_STATUS
228 AcpiHwLegacyWakePrep (
229     UINT8                   SleepState);
230 
231 ACPI_STATUS
232 AcpiHwLegacyWake (
233     UINT8                   SleepState);
234 
235 
236 /*
237  * hwesleep - sleep/wake support (Extended FADT-V5 sleep registers)
238  */
239 void
240 AcpiHwExecuteSleepMethod (
241     char                    *MethodName,
242     UINT32                  IntegerArgument);
243 
244 ACPI_STATUS
245 AcpiHwExtendedSleep (
246     UINT8                   SleepState);
247 
248 ACPI_STATUS
249 AcpiHwExtendedWakePrep (
250     UINT8                   SleepState);
251 
252 ACPI_STATUS
253 AcpiHwExtendedWake (
254     UINT8                   SleepState);
255 
256 
257 /*
258  * hwvalid - Port I/O with validation
259  */
260 ACPI_STATUS
261 AcpiHwReadPort (
262     ACPI_IO_ADDRESS         Address,
263     UINT32                  *Value,
264     UINT32                  Width);
265 
266 ACPI_STATUS
267 AcpiHwWritePort (
268     ACPI_IO_ADDRESS         Address,
269     UINT32                  Value,
270     UINT32                  Width);
271 
272 
273 /*
274  * hwgpe - GPE support
275  */
276 UINT32
277 AcpiHwGetGpeRegisterBit (
278     ACPI_GPE_EVENT_INFO     *GpeEventInfo);
279 
280 ACPI_STATUS
281 AcpiHwLowSetGpe (
282     ACPI_GPE_EVENT_INFO     *GpeEventInfo,
283     UINT32                  Action);
284 
285 ACPI_STATUS
286 AcpiHwDisableGpeBlock (
287     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
288     ACPI_GPE_BLOCK_INFO     *GpeBlock,
289     void                    *Context);
290 
291 ACPI_STATUS
292 AcpiHwClearGpe (
293     ACPI_GPE_EVENT_INFO     *GpeEventInfo);
294 
295 ACPI_STATUS
296 AcpiHwClearGpeBlock (
297     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
298     ACPI_GPE_BLOCK_INFO     *GpeBlock,
299     void                    *Context);
300 
301 ACPI_STATUS
302 AcpiHwGetGpeStatus (
303     ACPI_GPE_EVENT_INFO     *GpeEventInfo,
304     ACPI_EVENT_STATUS       *EventStatus);
305 
306 ACPI_STATUS
307 AcpiHwDisableAllGpes (
308     void);
309 
310 ACPI_STATUS
311 AcpiHwEnableAllRuntimeGpes (
312     void);
313 
314 ACPI_STATUS
315 AcpiHwEnableAllWakeupGpes (
316     void);
317 
318 UINT8
319 AcpiHwCheckAllGpes (
320     void);
321 
322 ACPI_STATUS
323 AcpiHwEnableRuntimeGpeBlock (
324     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo,
325     ACPI_GPE_BLOCK_INFO     *GpeBlock,
326     void                    *Context);
327 
328 
329 /*
330  * hwpci - PCI configuration support
331  */
332 ACPI_STATUS
333 AcpiHwDerivePciId (
334     ACPI_PCI_ID             *PciId,
335     ACPI_HANDLE             RootPciDevice,
336     ACPI_HANDLE             PciRegion);
337 
338 
339 #endif /* __ACHWARE_H__ */
340