xref: /illumos-gate/usr/src/cmd/acpi/common/osunixxf.c (revision 35786f68)
1bc36eafdSMike Gerdts /******************************************************************************
2bc36eafdSMike Gerdts  *
3bc36eafdSMike Gerdts  * Module Name: osunixxf - UNIX OSL interfaces
4bc36eafdSMike Gerdts  *
5bc36eafdSMike Gerdts  *****************************************************************************/
6bc36eafdSMike Gerdts 
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi  *
9*35786f68SRobert Mustacchi  * 1. Copyright Notice
10*35786f68SRobert Mustacchi  *
11*35786f68SRobert Mustacchi  * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12bc36eafdSMike Gerdts  * All rights reserved.
13bc36eafdSMike Gerdts  *
14*35786f68SRobert Mustacchi  * 2. License
15*35786f68SRobert Mustacchi  *
16*35786f68SRobert Mustacchi  * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi  * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi  * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi  * property rights.
20*35786f68SRobert Mustacchi  *
21*35786f68SRobert Mustacchi  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi  * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi  * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi  * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi  * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi  *
28*35786f68SRobert Mustacchi  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi  * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi  * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi  * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi  * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi  * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi  * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi  * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi  *
37*35786f68SRobert Mustacchi  * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi  * conditions are met:
39*35786f68SRobert Mustacchi  *
40*35786f68SRobert Mustacchi  * 3. Conditions
41*35786f68SRobert Mustacchi  *
42*35786f68SRobert Mustacchi  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi  * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi  * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi  * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi  * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi  * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi  * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi  * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi  * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi  * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi  * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi  *
54*35786f68SRobert Mustacchi  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi  * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi  * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi  * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi  * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi  * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi  * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi  * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi  * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi  * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi  * make.
65*35786f68SRobert Mustacchi  *
66*35786f68SRobert Mustacchi  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi  * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi  * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi  * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi  * distribution.
71*35786f68SRobert Mustacchi  *
72*35786f68SRobert Mustacchi  * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi  * Intel Code.
74*35786f68SRobert Mustacchi  *
75*35786f68SRobert Mustacchi  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi  * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi  * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi  * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi  *
80*35786f68SRobert Mustacchi  * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi  *
82*35786f68SRobert Mustacchi  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi  * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi  *
90*35786f68SRobert Mustacchi  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi  * LIMITED REMEDY.
98*35786f68SRobert Mustacchi  *
99*35786f68SRobert Mustacchi  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi  * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi  * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi  * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi  * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi  * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi  * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi  * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi  * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi  * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi  * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi  * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi  * such license, approval or letter.
113*35786f68SRobert Mustacchi  *
114*35786f68SRobert Mustacchi  *****************************************************************************
115*35786f68SRobert Mustacchi  *
116*35786f68SRobert Mustacchi  * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi  * following license:
118*35786f68SRobert Mustacchi  *
119bc36eafdSMike Gerdts  * Redistribution and use in source and binary forms, with or without
120bc36eafdSMike Gerdts  * modification, are permitted provided that the following conditions
121bc36eafdSMike Gerdts  * are met:
122bc36eafdSMike Gerdts  * 1. Redistributions of source code must retain the above copyright
123bc36eafdSMike Gerdts  *    notice, this list of conditions, and the following disclaimer,
124bc36eafdSMike Gerdts  *    without modification.
125bc36eafdSMike Gerdts  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126bc36eafdSMike Gerdts  *    substantially similar to the "NO WARRANTY" disclaimer below
127bc36eafdSMike Gerdts  *    ("Disclaimer") and any redistribution must be conditioned upon
128bc36eafdSMike Gerdts  *    including a substantially similar Disclaimer requirement for further
129bc36eafdSMike Gerdts  *    binary redistribution.
130bc36eafdSMike Gerdts  * 3. Neither the names of the above-listed copyright holders nor the names
131bc36eafdSMike Gerdts  *    of any contributors may be used to endorse or promote products derived
132bc36eafdSMike Gerdts  *    from this software without specific prior written permission.
133bc36eafdSMike Gerdts  *
134bc36eafdSMike Gerdts  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135bc36eafdSMike Gerdts  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137bc36eafdSMike Gerdts  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi  *
146*35786f68SRobert Mustacchi  * Alternatively, you may choose to be licensed under the terms of the
147*35786f68SRobert Mustacchi  * GNU General Public License ("GPL") version 2 as published by the Free
148*35786f68SRobert Mustacchi  * Software Foundation.
149*35786f68SRobert Mustacchi  *
150*35786f68SRobert Mustacchi  *****************************************************************************/
151bc36eafdSMike Gerdts 
152bc36eafdSMike Gerdts /*
153bc36eafdSMike Gerdts  * These interfaces are required in order to compile the ASL compiler and the
154bc36eafdSMike Gerdts  * various ACPICA tools under Linux or other Unix-like system.
155bc36eafdSMike Gerdts  */
156bc36eafdSMike Gerdts #include "acpi.h"
157bc36eafdSMike Gerdts #include "accommon.h"
158bc36eafdSMike Gerdts #include "amlcode.h"
159bc36eafdSMike Gerdts #include "acparser.h"
160bc36eafdSMike Gerdts #include "acdebug.h"
161bc36eafdSMike Gerdts 
162bc36eafdSMike Gerdts #include <stdio.h>
163bc36eafdSMike Gerdts #include <stdlib.h>
164bc36eafdSMike Gerdts #include <stdarg.h>
165bc36eafdSMike Gerdts #include <unistd.h>
166bc36eafdSMike Gerdts #include <sys/time.h>
167bc36eafdSMike Gerdts #include <semaphore.h>
168bc36eafdSMike Gerdts #include <pthread.h>
169bc36eafdSMike Gerdts #include <errno.h>
170bc36eafdSMike Gerdts 
171bc36eafdSMike Gerdts #define _COMPONENT          ACPI_OS_SERVICES
172bc36eafdSMike Gerdts         ACPI_MODULE_NAME    ("osunixxf")
173bc36eafdSMike Gerdts 
174bc36eafdSMike Gerdts 
175bc36eafdSMike Gerdts /* Upcalls to AcpiExec */
176bc36eafdSMike Gerdts 
177bc36eafdSMike Gerdts void
178bc36eafdSMike Gerdts AeTableOverride (
179bc36eafdSMike Gerdts     ACPI_TABLE_HEADER       *ExistingTable,
180bc36eafdSMike Gerdts     ACPI_TABLE_HEADER       **NewTable);
181bc36eafdSMike Gerdts 
182bc36eafdSMike Gerdts typedef void* (*PTHREAD_CALLBACK) (void *);
183bc36eafdSMike Gerdts 
184bc36eafdSMike Gerdts /* Buffer used by AcpiOsVprintf */
185bc36eafdSMike Gerdts 
186bc36eafdSMike Gerdts #define ACPI_VPRINTF_BUFFER_SIZE    512
187bc36eafdSMike Gerdts #define _ASCII_NEWLINE              '\n'
188bc36eafdSMike Gerdts 
189bc36eafdSMike Gerdts /* Terminal support for AcpiExec only */
190bc36eafdSMike Gerdts 
191bc36eafdSMike Gerdts #ifdef ACPI_EXEC_APP
192bc36eafdSMike Gerdts #include <termios.h>
193bc36eafdSMike Gerdts 
194bc36eafdSMike Gerdts struct termios              OriginalTermAttributes;
195bc36eafdSMike Gerdts int                         TermAttributesWereSet = 0;
196bc36eafdSMike Gerdts 
197bc36eafdSMike Gerdts ACPI_STATUS
198bc36eafdSMike Gerdts AcpiUtReadLine (
199bc36eafdSMike Gerdts     char                    *Buffer,
200bc36eafdSMike Gerdts     UINT32                  BufferLength,
201bc36eafdSMike Gerdts     UINT32                  *BytesRead);
202bc36eafdSMike Gerdts 
203bc36eafdSMike Gerdts static void
204bc36eafdSMike Gerdts OsEnterLineEditMode (
205bc36eafdSMike Gerdts     void);
206bc36eafdSMike Gerdts 
207bc36eafdSMike Gerdts static void
208bc36eafdSMike Gerdts OsExitLineEditMode (
209bc36eafdSMike Gerdts     void);
210bc36eafdSMike Gerdts 
211bc36eafdSMike Gerdts 
212bc36eafdSMike Gerdts /******************************************************************************
213bc36eafdSMike Gerdts  *
214bc36eafdSMike Gerdts  * FUNCTION:    OsEnterLineEditMode, OsExitLineEditMode
215bc36eafdSMike Gerdts  *
216bc36eafdSMike Gerdts  * PARAMETERS:  None
217bc36eafdSMike Gerdts  *
218bc36eafdSMike Gerdts  * RETURN:      None
219bc36eafdSMike Gerdts  *
220bc36eafdSMike Gerdts  * DESCRIPTION: Enter/Exit the raw character input mode for the terminal.
221bc36eafdSMike Gerdts  *
222bc36eafdSMike Gerdts  * Interactive line-editing support for the AML debugger. Used with the
223bc36eafdSMike Gerdts  * common/acgetline module.
224bc36eafdSMike Gerdts  *
225bc36eafdSMike Gerdts  * readline() is not used because of non-portability. It is not available
226bc36eafdSMike Gerdts  * on all systems, and if it is, often the package must be manually installed.
227bc36eafdSMike Gerdts  *
228bc36eafdSMike Gerdts  * Therefore, we use the POSIX tcgetattr/tcsetattr and do the minimal line
229bc36eafdSMike Gerdts  * editing that we need in AcpiOsGetLine.
230bc36eafdSMike Gerdts  *
231bc36eafdSMike Gerdts  * If the POSIX tcgetattr/tcsetattr interfaces are unavailable, these
232bc36eafdSMike Gerdts  * calls will also work:
233bc36eafdSMike Gerdts  *     For OsEnterLineEditMode: system ("stty cbreak -echo")
234bc36eafdSMike Gerdts  *     For OsExitLineEditMode:  system ("stty cooked echo")
235bc36eafdSMike Gerdts  *
236bc36eafdSMike Gerdts  *****************************************************************************/
237bc36eafdSMike Gerdts 
238bc36eafdSMike Gerdts static void
OsEnterLineEditMode(void)239bc36eafdSMike Gerdts OsEnterLineEditMode (
240bc36eafdSMike Gerdts     void)
241bc36eafdSMike Gerdts {
242bc36eafdSMike Gerdts     struct termios          LocalTermAttributes;
243bc36eafdSMike Gerdts 
244bc36eafdSMike Gerdts 
245bc36eafdSMike Gerdts     TermAttributesWereSet = 0;
246bc36eafdSMike Gerdts 
247bc36eafdSMike Gerdts     /* STDIN must be a terminal */
248bc36eafdSMike Gerdts 
249bc36eafdSMike Gerdts     if (!isatty (STDIN_FILENO))
250bc36eafdSMike Gerdts     {
251bc36eafdSMike Gerdts         return;
252bc36eafdSMike Gerdts     }
253bc36eafdSMike Gerdts 
254bc36eafdSMike Gerdts     /* Get and keep the original attributes */
255bc36eafdSMike Gerdts 
256bc36eafdSMike Gerdts     if (tcgetattr (STDIN_FILENO, &OriginalTermAttributes))
257bc36eafdSMike Gerdts     {
258bc36eafdSMike Gerdts         fprintf (stderr, "Could not get terminal attributes!\n");
259bc36eafdSMike Gerdts         return;
260bc36eafdSMike Gerdts     }
261bc36eafdSMike Gerdts 
262bc36eafdSMike Gerdts     /* Set the new attributes to enable raw character input */
263bc36eafdSMike Gerdts 
264bc36eafdSMike Gerdts     memcpy (&LocalTermAttributes, &OriginalTermAttributes,
265bc36eafdSMike Gerdts         sizeof (struct termios));
266bc36eafdSMike Gerdts 
267bc36eafdSMike Gerdts     LocalTermAttributes.c_lflag &= ~(ICANON | ECHO);
268bc36eafdSMike Gerdts     LocalTermAttributes.c_cc[VMIN] = 1;
269bc36eafdSMike Gerdts     LocalTermAttributes.c_cc[VTIME] = 0;
270bc36eafdSMike Gerdts 
271bc36eafdSMike Gerdts     if (tcsetattr (STDIN_FILENO, TCSANOW, &LocalTermAttributes))
272bc36eafdSMike Gerdts     {
273bc36eafdSMike Gerdts         fprintf (stderr, "Could not set terminal attributes!\n");
274bc36eafdSMike Gerdts         return;
275bc36eafdSMike Gerdts     }
276bc36eafdSMike Gerdts 
277bc36eafdSMike Gerdts     TermAttributesWereSet = 1;
278bc36eafdSMike Gerdts }
279bc36eafdSMike Gerdts 
280bc36eafdSMike Gerdts 
281bc36eafdSMike Gerdts static void
OsExitLineEditMode(void)282bc36eafdSMike Gerdts OsExitLineEditMode (
283bc36eafdSMike Gerdts     void)
284bc36eafdSMike Gerdts {
285bc36eafdSMike Gerdts 
286bc36eafdSMike Gerdts     if (!TermAttributesWereSet)
287bc36eafdSMike Gerdts     {
288bc36eafdSMike Gerdts         return;
289bc36eafdSMike Gerdts     }
290bc36eafdSMike Gerdts 
291bc36eafdSMike Gerdts     /* Set terminal attributes back to the original values */
292bc36eafdSMike Gerdts 
293bc36eafdSMike Gerdts     if (tcsetattr (STDIN_FILENO, TCSANOW, &OriginalTermAttributes))
294bc36eafdSMike Gerdts     {
295bc36eafdSMike Gerdts         fprintf (stderr, "Could not restore terminal attributes!\n");
296bc36eafdSMike Gerdts     }
297bc36eafdSMike Gerdts }
298bc36eafdSMike Gerdts 
299bc36eafdSMike Gerdts 
300bc36eafdSMike Gerdts #else
301bc36eafdSMike Gerdts 
302bc36eafdSMike Gerdts /* These functions are not needed for other ACPICA utilities */
303bc36eafdSMike Gerdts 
304bc36eafdSMike Gerdts #define OsEnterLineEditMode()
305bc36eafdSMike Gerdts #define OsExitLineEditMode()
306bc36eafdSMike Gerdts #endif
307bc36eafdSMike Gerdts 
308bc36eafdSMike Gerdts 
309bc36eafdSMike Gerdts /******************************************************************************
310bc36eafdSMike Gerdts  *
311bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsInitialize, AcpiOsTerminate
312bc36eafdSMike Gerdts  *
313bc36eafdSMike Gerdts  * PARAMETERS:  None
314bc36eafdSMike Gerdts  *
315bc36eafdSMike Gerdts  * RETURN:      Status
316bc36eafdSMike Gerdts  *
317bc36eafdSMike Gerdts  * DESCRIPTION: Initialize and terminate this module.
318bc36eafdSMike Gerdts  *
319bc36eafdSMike Gerdts  *****************************************************************************/
320bc36eafdSMike Gerdts 
321bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsInitialize(void)322bc36eafdSMike Gerdts AcpiOsInitialize (
323bc36eafdSMike Gerdts     void)
324bc36eafdSMike Gerdts {
325bc36eafdSMike Gerdts     ACPI_STATUS            Status;
326bc36eafdSMike Gerdts 
327bc36eafdSMike Gerdts 
328bc36eafdSMike Gerdts     AcpiGbl_OutputFile = stdout;
329bc36eafdSMike Gerdts 
330bc36eafdSMike Gerdts     OsEnterLineEditMode ();
331bc36eafdSMike Gerdts 
332bc36eafdSMike Gerdts     Status = AcpiOsCreateLock (&AcpiGbl_PrintLock);
333bc36eafdSMike Gerdts     if (ACPI_FAILURE (Status))
334bc36eafdSMike Gerdts     {
335bc36eafdSMike Gerdts         return (Status);
336bc36eafdSMike Gerdts     }
337bc36eafdSMike Gerdts 
338bc36eafdSMike Gerdts     return (AE_OK);
339bc36eafdSMike Gerdts }
340bc36eafdSMike Gerdts 
341bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsTerminate(void)342bc36eafdSMike Gerdts AcpiOsTerminate (
343bc36eafdSMike Gerdts     void)
344bc36eafdSMike Gerdts {
345bc36eafdSMike Gerdts 
346bc36eafdSMike Gerdts     OsExitLineEditMode ();
347bc36eafdSMike Gerdts     return (AE_OK);
348bc36eafdSMike Gerdts }
349bc36eafdSMike Gerdts 
350bc36eafdSMike Gerdts 
351bc36eafdSMike Gerdts #ifndef ACPI_USE_NATIVE_RSDP_POINTER
352bc36eafdSMike Gerdts /******************************************************************************
353bc36eafdSMike Gerdts  *
354bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsGetRootPointer
355bc36eafdSMike Gerdts  *
356bc36eafdSMike Gerdts  * PARAMETERS:  None
357bc36eafdSMike Gerdts  *
358bc36eafdSMike Gerdts  * RETURN:      RSDP physical address
359bc36eafdSMike Gerdts  *
360bc36eafdSMike Gerdts  * DESCRIPTION: Gets the ACPI root pointer (RSDP)
361bc36eafdSMike Gerdts  *
362bc36eafdSMike Gerdts  *****************************************************************************/
363bc36eafdSMike Gerdts 
364bc36eafdSMike Gerdts ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer(void)365bc36eafdSMike Gerdts AcpiOsGetRootPointer (
366bc36eafdSMike Gerdts     void)
367bc36eafdSMike Gerdts {
368bc36eafdSMike Gerdts 
369bc36eafdSMike Gerdts     return (0);
370bc36eafdSMike Gerdts }
371bc36eafdSMike Gerdts #endif
372bc36eafdSMike Gerdts 
373bc36eafdSMike Gerdts 
374bc36eafdSMike Gerdts /******************************************************************************
375bc36eafdSMike Gerdts  *
376bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsPredefinedOverride
377bc36eafdSMike Gerdts  *
378bc36eafdSMike Gerdts  * PARAMETERS:  InitVal             - Initial value of the predefined object
379bc36eafdSMike Gerdts  *              NewVal              - The new value for the object
380bc36eafdSMike Gerdts  *
381bc36eafdSMike Gerdts  * RETURN:      Status, pointer to value. Null pointer returned if not
382bc36eafdSMike Gerdts  *              overriding.
383bc36eafdSMike Gerdts  *
384bc36eafdSMike Gerdts  * DESCRIPTION: Allow the OS to override predefined names
385bc36eafdSMike Gerdts  *
386bc36eafdSMike Gerdts  *****************************************************************************/
387bc36eafdSMike Gerdts 
388bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsPredefinedOverride(const ACPI_PREDEFINED_NAMES * InitVal,ACPI_STRING * NewVal)389bc36eafdSMike Gerdts AcpiOsPredefinedOverride (
390bc36eafdSMike Gerdts     const ACPI_PREDEFINED_NAMES *InitVal,
391bc36eafdSMike Gerdts     ACPI_STRING                 *NewVal)
392bc36eafdSMike Gerdts {
393bc36eafdSMike Gerdts 
394bc36eafdSMike Gerdts     if (!InitVal || !NewVal)
395bc36eafdSMike Gerdts     {
396bc36eafdSMike Gerdts         return (AE_BAD_PARAMETER);
397bc36eafdSMike Gerdts     }
398bc36eafdSMike Gerdts 
399bc36eafdSMike Gerdts     *NewVal = NULL;
400bc36eafdSMike Gerdts     return (AE_OK);
401bc36eafdSMike Gerdts }
402bc36eafdSMike Gerdts 
403bc36eafdSMike Gerdts 
404bc36eafdSMike Gerdts /******************************************************************************
405bc36eafdSMike Gerdts  *
406bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsTableOverride
407bc36eafdSMike Gerdts  *
408bc36eafdSMike Gerdts  * PARAMETERS:  ExistingTable       - Header of current table (probably
409bc36eafdSMike Gerdts  *                                    firmware)
410bc36eafdSMike Gerdts  *              NewTable            - Where an entire new table is returned.
411bc36eafdSMike Gerdts  *
412bc36eafdSMike Gerdts  * RETURN:      Status, pointer to new table. Null pointer returned if no
413bc36eafdSMike Gerdts  *              table is available to override
414bc36eafdSMike Gerdts  *
415bc36eafdSMike Gerdts  * DESCRIPTION: Return a different version of a table if one is available
416bc36eafdSMike Gerdts  *
417bc36eafdSMike Gerdts  *****************************************************************************/
418bc36eafdSMike Gerdts 
419bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsTableOverride(ACPI_TABLE_HEADER * ExistingTable,ACPI_TABLE_HEADER ** NewTable)420bc36eafdSMike Gerdts AcpiOsTableOverride (
421bc36eafdSMike Gerdts     ACPI_TABLE_HEADER       *ExistingTable,
422bc36eafdSMike Gerdts     ACPI_TABLE_HEADER       **NewTable)
423bc36eafdSMike Gerdts {
424bc36eafdSMike Gerdts 
425bc36eafdSMike Gerdts     if (!ExistingTable || !NewTable)
426bc36eafdSMike Gerdts     {
427bc36eafdSMike Gerdts         return (AE_BAD_PARAMETER);
428bc36eafdSMike Gerdts     }
429bc36eafdSMike Gerdts 
430bc36eafdSMike Gerdts     *NewTable = NULL;
431bc36eafdSMike Gerdts 
432bc36eafdSMike Gerdts #ifdef ACPI_EXEC_APP
433bc36eafdSMike Gerdts 
434bc36eafdSMike Gerdts     AeTableOverride (ExistingTable, NewTable);
435bc36eafdSMike Gerdts     return (AE_OK);
436bc36eafdSMike Gerdts #else
437bc36eafdSMike Gerdts 
438bc36eafdSMike Gerdts     return (AE_NO_ACPI_TABLES);
439bc36eafdSMike Gerdts #endif
440bc36eafdSMike Gerdts }
441bc36eafdSMike Gerdts 
442bc36eafdSMike Gerdts 
443bc36eafdSMike Gerdts /******************************************************************************
444bc36eafdSMike Gerdts  *
445bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsPhysicalTableOverride
446bc36eafdSMike Gerdts  *
447bc36eafdSMike Gerdts  * PARAMETERS:  ExistingTable       - Header of current table (probably firmware)
448bc36eafdSMike Gerdts  *              NewAddress          - Where new table address is returned
449bc36eafdSMike Gerdts  *                                    (Physical address)
450bc36eafdSMike Gerdts  *              NewTableLength      - Where new table length is returned
451bc36eafdSMike Gerdts  *
452bc36eafdSMike Gerdts  * RETURN:      Status, address/length of new table. Null pointer returned
453bc36eafdSMike Gerdts  *              if no table is available to override.
454bc36eafdSMike Gerdts  *
455bc36eafdSMike Gerdts  * DESCRIPTION: Returns AE_SUPPORT, function not used in user space.
456bc36eafdSMike Gerdts  *
457bc36eafdSMike Gerdts  *****************************************************************************/
458bc36eafdSMike Gerdts 
459bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsPhysicalTableOverride(ACPI_TABLE_HEADER * ExistingTable,ACPI_PHYSICAL_ADDRESS * NewAddress,UINT32 * NewTableLength)460bc36eafdSMike Gerdts AcpiOsPhysicalTableOverride (
461bc36eafdSMike Gerdts     ACPI_TABLE_HEADER       *ExistingTable,
462bc36eafdSMike Gerdts     ACPI_PHYSICAL_ADDRESS   *NewAddress,
463bc36eafdSMike Gerdts     UINT32                  *NewTableLength)
464bc36eafdSMike Gerdts {
465bc36eafdSMike Gerdts 
466bc36eafdSMike Gerdts     return (AE_SUPPORT);
467bc36eafdSMike Gerdts }
468bc36eafdSMike Gerdts 
469bc36eafdSMike Gerdts 
470*35786f68SRobert Mustacchi /******************************************************************************
471*35786f68SRobert Mustacchi  *
472*35786f68SRobert Mustacchi  * FUNCTION:    AcpiOsEnterSleep
473*35786f68SRobert Mustacchi  *
474*35786f68SRobert Mustacchi  * PARAMETERS:  SleepState          - Which sleep state to enter
475*35786f68SRobert Mustacchi  *              RegaValue           - Register A value
476*35786f68SRobert Mustacchi  *              RegbValue           - Register B value
477*35786f68SRobert Mustacchi  *
478*35786f68SRobert Mustacchi  * RETURN:      Status
479*35786f68SRobert Mustacchi  *
480*35786f68SRobert Mustacchi  * DESCRIPTION: A hook before writing sleep registers to enter the sleep
481*35786f68SRobert Mustacchi  *              state. Return AE_CTRL_TERMINATE to skip further sleep register
482*35786f68SRobert Mustacchi  *              writes.
483*35786f68SRobert Mustacchi  *
484*35786f68SRobert Mustacchi  *****************************************************************************/
485*35786f68SRobert Mustacchi 
486*35786f68SRobert Mustacchi ACPI_STATUS
AcpiOsEnterSleep(UINT8 SleepState,UINT32 RegaValue,UINT32 RegbValue)487*35786f68SRobert Mustacchi AcpiOsEnterSleep (
488*35786f68SRobert Mustacchi     UINT8                   SleepState,
489*35786f68SRobert Mustacchi     UINT32                  RegaValue,
490*35786f68SRobert Mustacchi     UINT32                  RegbValue)
491*35786f68SRobert Mustacchi {
492*35786f68SRobert Mustacchi 
493*35786f68SRobert Mustacchi     return (AE_OK);
494*35786f68SRobert Mustacchi }
495*35786f68SRobert Mustacchi 
496*35786f68SRobert Mustacchi 
497bc36eafdSMike Gerdts /******************************************************************************
498bc36eafdSMike Gerdts  *
499bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsRedirectOutput
500bc36eafdSMike Gerdts  *
501bc36eafdSMike Gerdts  * PARAMETERS:  Destination         - An open file handle/pointer
502bc36eafdSMike Gerdts  *
503bc36eafdSMike Gerdts  * RETURN:      None
504bc36eafdSMike Gerdts  *
505bc36eafdSMike Gerdts  * DESCRIPTION: Causes redirect of AcpiOsPrintf and AcpiOsVprintf
506bc36eafdSMike Gerdts  *
507bc36eafdSMike Gerdts  *****************************************************************************/
508bc36eafdSMike Gerdts 
509bc36eafdSMike Gerdts void
AcpiOsRedirectOutput(void * Destination)510bc36eafdSMike Gerdts AcpiOsRedirectOutput (
511bc36eafdSMike Gerdts     void                    *Destination)
512bc36eafdSMike Gerdts {
513bc36eafdSMike Gerdts 
514bc36eafdSMike Gerdts     AcpiGbl_OutputFile = Destination;
515bc36eafdSMike Gerdts }
516bc36eafdSMike Gerdts 
517bc36eafdSMike Gerdts 
518bc36eafdSMike Gerdts /******************************************************************************
519bc36eafdSMike Gerdts  *
520bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsPrintf
521bc36eafdSMike Gerdts  *
522bc36eafdSMike Gerdts  * PARAMETERS:  fmt, ...            - Standard printf format
523bc36eafdSMike Gerdts  *
524bc36eafdSMike Gerdts  * RETURN:      None
525bc36eafdSMike Gerdts  *
526bc36eafdSMike Gerdts  * DESCRIPTION: Formatted output. Note: very similar to AcpiOsVprintf
527bc36eafdSMike Gerdts  *              (performance), changes should be tracked in both functions.
528bc36eafdSMike Gerdts  *
529bc36eafdSMike Gerdts  *****************************************************************************/
530bc36eafdSMike Gerdts 
531bc36eafdSMike Gerdts void ACPI_INTERNAL_VAR_XFACE
AcpiOsPrintf(const char * Fmt,...)532bc36eafdSMike Gerdts AcpiOsPrintf (
533bc36eafdSMike Gerdts     const char              *Fmt,
534bc36eafdSMike Gerdts     ...)
535bc36eafdSMike Gerdts {
536bc36eafdSMike Gerdts     va_list                 Args;
537bc36eafdSMike Gerdts     UINT8                   Flags;
538bc36eafdSMike Gerdts 
539bc36eafdSMike Gerdts 
540bc36eafdSMike Gerdts     Flags = AcpiGbl_DbOutputFlags;
541bc36eafdSMike Gerdts     if (Flags & ACPI_DB_REDIRECTABLE_OUTPUT)
542bc36eafdSMike Gerdts     {
543bc36eafdSMike Gerdts         /* Output is directable to either a file (if open) or the console */
544bc36eafdSMike Gerdts 
545bc36eafdSMike Gerdts         if (AcpiGbl_DebugFile)
546bc36eafdSMike Gerdts         {
547bc36eafdSMike Gerdts             /* Output file is open, send the output there */
548bc36eafdSMike Gerdts 
549bc36eafdSMike Gerdts             va_start (Args, Fmt);
550bc36eafdSMike Gerdts             vfprintf (AcpiGbl_DebugFile, Fmt, Args);
551bc36eafdSMike Gerdts             va_end (Args);
552bc36eafdSMike Gerdts         }
553bc36eafdSMike Gerdts         else
554bc36eafdSMike Gerdts         {
555bc36eafdSMike Gerdts             /* No redirection, send output to console (once only!) */
556bc36eafdSMike Gerdts 
557bc36eafdSMike Gerdts             Flags |= ACPI_DB_CONSOLE_OUTPUT;
558bc36eafdSMike Gerdts         }
559bc36eafdSMike Gerdts     }
560bc36eafdSMike Gerdts 
561bc36eafdSMike Gerdts     if (Flags & ACPI_DB_CONSOLE_OUTPUT)
562bc36eafdSMike Gerdts     {
563bc36eafdSMike Gerdts         va_start (Args, Fmt);
564bc36eafdSMike Gerdts         vfprintf (AcpiGbl_OutputFile, Fmt, Args);
565bc36eafdSMike Gerdts         va_end (Args);
566bc36eafdSMike Gerdts     }
567bc36eafdSMike Gerdts }
568bc36eafdSMike Gerdts 
569bc36eafdSMike Gerdts 
570bc36eafdSMike Gerdts /******************************************************************************
571bc36eafdSMike Gerdts  *
572bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsVprintf
573bc36eafdSMike Gerdts  *
574bc36eafdSMike Gerdts  * PARAMETERS:  fmt                 - Standard printf format
575bc36eafdSMike Gerdts  *              args                - Argument list
576bc36eafdSMike Gerdts  *
577bc36eafdSMike Gerdts  * RETURN:      None
578bc36eafdSMike Gerdts  *
579bc36eafdSMike Gerdts  * DESCRIPTION: Formatted output with argument list pointer. Note: very
580bc36eafdSMike Gerdts  *              similar to AcpiOsPrintf, changes should be tracked in both
581bc36eafdSMike Gerdts  *              functions.
582bc36eafdSMike Gerdts  *
583bc36eafdSMike Gerdts  *****************************************************************************/
584bc36eafdSMike Gerdts 
585bc36eafdSMike Gerdts void
AcpiOsVprintf(const char * Fmt,va_list Args)586bc36eafdSMike Gerdts AcpiOsVprintf (
587bc36eafdSMike Gerdts     const char              *Fmt,
588bc36eafdSMike Gerdts     va_list                 Args)
589bc36eafdSMike Gerdts {
590bc36eafdSMike Gerdts     UINT8                   Flags;
591bc36eafdSMike Gerdts     char                    Buffer[ACPI_VPRINTF_BUFFER_SIZE];
592bc36eafdSMike Gerdts 
593bc36eafdSMike Gerdts 
594bc36eafdSMike Gerdts     /*
595bc36eafdSMike Gerdts      * We build the output string in a local buffer because we may be
596bc36eafdSMike Gerdts      * outputting the buffer twice. Using vfprintf is problematic because
597bc36eafdSMike Gerdts      * some implementations modify the args pointer/structure during
598bc36eafdSMike Gerdts      * execution. Thus, we use the local buffer for portability.
599bc36eafdSMike Gerdts      *
600bc36eafdSMike Gerdts      * Note: Since this module is intended for use by the various ACPICA
601bc36eafdSMike Gerdts      * utilities/applications, we can safely declare the buffer on the stack.
602bc36eafdSMike Gerdts      * Also, This function is used for relatively small error messages only.
603bc36eafdSMike Gerdts      */
604bc36eafdSMike Gerdts     vsnprintf (Buffer, ACPI_VPRINTF_BUFFER_SIZE, Fmt, Args);
605bc36eafdSMike Gerdts 
606bc36eafdSMike Gerdts     Flags = AcpiGbl_DbOutputFlags;
607bc36eafdSMike Gerdts     if (Flags & ACPI_DB_REDIRECTABLE_OUTPUT)
608bc36eafdSMike Gerdts     {
609bc36eafdSMike Gerdts         /* Output is directable to either a file (if open) or the console */
610bc36eafdSMike Gerdts 
611bc36eafdSMike Gerdts         if (AcpiGbl_DebugFile)
612bc36eafdSMike Gerdts         {
613bc36eafdSMike Gerdts             /* Output file is open, send the output there */
614bc36eafdSMike Gerdts 
615bc36eafdSMike Gerdts             fputs (Buffer, AcpiGbl_DebugFile);
616bc36eafdSMike Gerdts         }
617bc36eafdSMike Gerdts         else
618bc36eafdSMike Gerdts         {
619bc36eafdSMike Gerdts             /* No redirection, send output to console (once only!) */
620bc36eafdSMike Gerdts 
621bc36eafdSMike Gerdts             Flags |= ACPI_DB_CONSOLE_OUTPUT;
622bc36eafdSMike Gerdts         }
623bc36eafdSMike Gerdts     }
624bc36eafdSMike Gerdts 
625bc36eafdSMike Gerdts     if (Flags & ACPI_DB_CONSOLE_OUTPUT)
626bc36eafdSMike Gerdts     {
627bc36eafdSMike Gerdts         fputs (Buffer, AcpiGbl_OutputFile);
628bc36eafdSMike Gerdts     }
629bc36eafdSMike Gerdts }
630bc36eafdSMike Gerdts 
631bc36eafdSMike Gerdts 
632bc36eafdSMike Gerdts #ifndef ACPI_EXEC_APP
633bc36eafdSMike Gerdts /******************************************************************************
634bc36eafdSMike Gerdts  *
635bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsGetLine
636bc36eafdSMike Gerdts  *
637bc36eafdSMike Gerdts  * PARAMETERS:  Buffer              - Where to return the command line
638bc36eafdSMike Gerdts  *              BufferLength        - Maximum length of Buffer
639bc36eafdSMike Gerdts  *              BytesRead           - Where the actual byte count is returned
640bc36eafdSMike Gerdts  *
641bc36eafdSMike Gerdts  * RETURN:      Status and actual bytes read
642bc36eafdSMike Gerdts  *
643bc36eafdSMike Gerdts  * DESCRIPTION: Get the next input line from the terminal. NOTE: For the
644bc36eafdSMike Gerdts  *              AcpiExec utility, we use the acgetline module instead to
645bc36eafdSMike Gerdts  *              provide line-editing and history support.
646bc36eafdSMike Gerdts  *
647bc36eafdSMike Gerdts  *****************************************************************************/
648bc36eafdSMike Gerdts 
649bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsGetLine(char * Buffer,UINT32 BufferLength,UINT32 * BytesRead)650bc36eafdSMike Gerdts AcpiOsGetLine (
651bc36eafdSMike Gerdts     char                    *Buffer,
652bc36eafdSMike Gerdts     UINT32                  BufferLength,
653bc36eafdSMike Gerdts     UINT32                  *BytesRead)
654bc36eafdSMike Gerdts {
655bc36eafdSMike Gerdts     int                     InputChar;
656bc36eafdSMike Gerdts     UINT32                  EndOfLine;
657bc36eafdSMike Gerdts 
658bc36eafdSMike Gerdts 
659bc36eafdSMike Gerdts     /* Standard AcpiOsGetLine for all utilities except AcpiExec */
660bc36eafdSMike Gerdts 
661bc36eafdSMike Gerdts     for (EndOfLine = 0; ; EndOfLine++)
662bc36eafdSMike Gerdts     {
663bc36eafdSMike Gerdts         if (EndOfLine >= BufferLength)
664bc36eafdSMike Gerdts         {
665bc36eafdSMike Gerdts             return (AE_BUFFER_OVERFLOW);
666bc36eafdSMike Gerdts         }
667bc36eafdSMike Gerdts 
668bc36eafdSMike Gerdts         if ((InputChar = getchar ()) == EOF)
669bc36eafdSMike Gerdts         {
670bc36eafdSMike Gerdts             return (AE_ERROR);
671bc36eafdSMike Gerdts         }
672bc36eafdSMike Gerdts 
673bc36eafdSMike Gerdts         if (!InputChar || InputChar == _ASCII_NEWLINE)
674bc36eafdSMike Gerdts         {
675bc36eafdSMike Gerdts             break;
676bc36eafdSMike Gerdts         }
677bc36eafdSMike Gerdts 
678bc36eafdSMike Gerdts         Buffer[EndOfLine] = (char) InputChar;
679bc36eafdSMike Gerdts     }
680bc36eafdSMike Gerdts 
681bc36eafdSMike Gerdts     /* Null terminate the buffer */
682bc36eafdSMike Gerdts 
683bc36eafdSMike Gerdts     Buffer[EndOfLine] = 0;
684bc36eafdSMike Gerdts 
685bc36eafdSMike Gerdts     /* Return the number of bytes in the string */
686bc36eafdSMike Gerdts 
687bc36eafdSMike Gerdts     if (BytesRead)
688bc36eafdSMike Gerdts     {
689bc36eafdSMike Gerdts         *BytesRead = EndOfLine;
690bc36eafdSMike Gerdts     }
691bc36eafdSMike Gerdts 
692bc36eafdSMike Gerdts     return (AE_OK);
693bc36eafdSMike Gerdts }
694bc36eafdSMike Gerdts #endif
695bc36eafdSMike Gerdts 
696bc36eafdSMike Gerdts 
697bc36eafdSMike Gerdts #ifndef ACPI_USE_NATIVE_MEMORY_MAPPING
698bc36eafdSMike Gerdts /******************************************************************************
699bc36eafdSMike Gerdts  *
700bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsMapMemory
701bc36eafdSMike Gerdts  *
702bc36eafdSMike Gerdts  * PARAMETERS:  where               - Physical address of memory to be mapped
703bc36eafdSMike Gerdts  *              length              - How much memory to map
704bc36eafdSMike Gerdts  *
705bc36eafdSMike Gerdts  * RETURN:      Pointer to mapped memory. Null on error.
706bc36eafdSMike Gerdts  *
707bc36eafdSMike Gerdts  * DESCRIPTION: Map physical memory into caller's address space
708bc36eafdSMike Gerdts  *
709bc36eafdSMike Gerdts  *****************************************************************************/
710bc36eafdSMike Gerdts 
711bc36eafdSMike Gerdts void *
AcpiOsMapMemory(ACPI_PHYSICAL_ADDRESS where,ACPI_SIZE length)712bc36eafdSMike Gerdts AcpiOsMapMemory (
713bc36eafdSMike Gerdts     ACPI_PHYSICAL_ADDRESS   where,
714bc36eafdSMike Gerdts     ACPI_SIZE               length)
715bc36eafdSMike Gerdts {
716bc36eafdSMike Gerdts 
717bc36eafdSMike Gerdts     return (ACPI_TO_POINTER ((ACPI_SIZE) where));
718bc36eafdSMike Gerdts }
719bc36eafdSMike Gerdts 
720bc36eafdSMike Gerdts 
721bc36eafdSMike Gerdts /******************************************************************************
722bc36eafdSMike Gerdts  *
723bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsUnmapMemory
724bc36eafdSMike Gerdts  *
725bc36eafdSMike Gerdts  * PARAMETERS:  where               - Logical address of memory to be unmapped
726bc36eafdSMike Gerdts  *              length              - How much memory to unmap
727bc36eafdSMike Gerdts  *
728bc36eafdSMike Gerdts  * RETURN:      None.
729bc36eafdSMike Gerdts  *
730bc36eafdSMike Gerdts  * DESCRIPTION: Delete a previously created mapping. Where and Length must
731bc36eafdSMike Gerdts  *              correspond to a previous mapping exactly.
732bc36eafdSMike Gerdts  *
733bc36eafdSMike Gerdts  *****************************************************************************/
734bc36eafdSMike Gerdts 
735bc36eafdSMike Gerdts void
AcpiOsUnmapMemory(void * where,ACPI_SIZE length)736bc36eafdSMike Gerdts AcpiOsUnmapMemory (
737bc36eafdSMike Gerdts     void                    *where,
738bc36eafdSMike Gerdts     ACPI_SIZE               length)
739bc36eafdSMike Gerdts {
740bc36eafdSMike Gerdts 
741bc36eafdSMike Gerdts     return;
742bc36eafdSMike Gerdts }
743bc36eafdSMike Gerdts #endif
744bc36eafdSMike Gerdts 
745bc36eafdSMike Gerdts 
746bc36eafdSMike Gerdts /******************************************************************************
747bc36eafdSMike Gerdts  *
748bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsAllocate
749bc36eafdSMike Gerdts  *
750bc36eafdSMike Gerdts  * PARAMETERS:  Size                - Amount to allocate, in bytes
751bc36eafdSMike Gerdts  *
752bc36eafdSMike Gerdts  * RETURN:      Pointer to the new allocation. Null on error.
753bc36eafdSMike Gerdts  *
754bc36eafdSMike Gerdts  * DESCRIPTION: Allocate memory. Algorithm is dependent on the OS.
755bc36eafdSMike Gerdts  *
756bc36eafdSMike Gerdts  *****************************************************************************/
757bc36eafdSMike Gerdts 
758bc36eafdSMike Gerdts void *
AcpiOsAllocate(ACPI_SIZE size)759bc36eafdSMike Gerdts AcpiOsAllocate (
760bc36eafdSMike Gerdts     ACPI_SIZE               size)
761bc36eafdSMike Gerdts {
762bc36eafdSMike Gerdts     void                    *Mem;
763bc36eafdSMike Gerdts 
764bc36eafdSMike Gerdts 
765bc36eafdSMike Gerdts     Mem = (void *) malloc ((size_t) size);
766bc36eafdSMike Gerdts     return (Mem);
767bc36eafdSMike Gerdts }
768bc36eafdSMike Gerdts 
769bc36eafdSMike Gerdts 
770bc36eafdSMike Gerdts #ifdef USE_NATIVE_ALLOCATE_ZEROED
771bc36eafdSMike Gerdts /******************************************************************************
772bc36eafdSMike Gerdts  *
773bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsAllocateZeroed
774bc36eafdSMike Gerdts  *
775bc36eafdSMike Gerdts  * PARAMETERS:  Size                - Amount to allocate, in bytes
776bc36eafdSMike Gerdts  *
777bc36eafdSMike Gerdts  * RETURN:      Pointer to the new allocation. Null on error.
778bc36eafdSMike Gerdts  *
779bc36eafdSMike Gerdts  * DESCRIPTION: Allocate and zero memory. Algorithm is dependent on the OS.
780bc36eafdSMike Gerdts  *
781bc36eafdSMike Gerdts  *****************************************************************************/
782bc36eafdSMike Gerdts 
783bc36eafdSMike Gerdts void *
AcpiOsAllocateZeroed(ACPI_SIZE size)784bc36eafdSMike Gerdts AcpiOsAllocateZeroed (
785bc36eafdSMike Gerdts     ACPI_SIZE               size)
786bc36eafdSMike Gerdts {
787bc36eafdSMike Gerdts     void                    *Mem;
788bc36eafdSMike Gerdts 
789bc36eafdSMike Gerdts 
790bc36eafdSMike Gerdts     Mem = (void *) calloc (1, (size_t) size);
791bc36eafdSMike Gerdts     return (Mem);
792bc36eafdSMike Gerdts }
793bc36eafdSMike Gerdts #endif
794bc36eafdSMike Gerdts 
795bc36eafdSMike Gerdts 
796bc36eafdSMike Gerdts /******************************************************************************
797bc36eafdSMike Gerdts  *
798bc36eafdSMike Gerdts  * FUNCTION:    AcpiOsFree
799bc36eafdSMike Gerdts  *
800bc36eafdSMike Gerdts  * PARAMETERS:  mem                 - Pointer to previously allocated memory
801bc36eafdSMike Gerdts  *
802bc36eafdSMike Gerdts  * RETURN:      None.
803bc36eafdSMike Gerdts  *
804bc36eafdSMike Gerdts  * DESCRIPTION: Free memory allocated via AcpiOsAllocate
805bc36eafdSMike Gerdts  *
806bc36eafdSMike Gerdts  *****************************************************************************/
807bc36eafdSMike Gerdts 
808bc36eafdSMike Gerdts void
AcpiOsFree(void * mem)809bc36eafdSMike Gerdts AcpiOsFree (
810bc36eafdSMike Gerdts     void                    *mem)
811bc36eafdSMike Gerdts {
812bc36eafdSMike Gerdts 
813bc36eafdSMike Gerdts     free (mem);
814bc36eafdSMike Gerdts }
815bc36eafdSMike Gerdts 
816bc36eafdSMike Gerdts 
817bc36eafdSMike Gerdts #ifdef ACPI_SINGLE_THREADED
818bc36eafdSMike Gerdts /******************************************************************************
819bc36eafdSMike Gerdts  *
820bc36eafdSMike Gerdts  * FUNCTION:    Semaphore stub functions
821bc36eafdSMike Gerdts  *
822bc36eafdSMike Gerdts  * DESCRIPTION: Stub functions used for single-thread applications that do
823bc36eafdSMike Gerdts  *              not require semaphore synchronization. Full implementations
824bc36eafdSMike Gerdts  *              of these functions appear after the stubs.
825bc36eafdSMike Gerdts  *
826bc36eafdSMike Gerdts  *****************************************************************************/
827bc36eafdSMike Gerdts 
828bc36eafdSMike Gerdts ACPI_STATUS
AcpiOsCreateSemaphore(UINT32 MaxUnits,UINT32 InitialUnits,ACPI_HANDLE * OutHandle)829bc36eafdSMike Gerdts AcpiOsCreateSemaphore (
830bc36eafdSMike Gerdts     UINT32              MaxUnits,
831