xref: /openbmc/linux/include/acpi/platform/acenv.h (revision 94cdda6b)
1 /******************************************************************************
2  *
3  * Name: acenv.h - Host and compiler configuration
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2015, 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 __ACENV_H__
45 #define __ACENV_H__
46 
47 /*
48  * Environment configuration. The purpose of this file is to interface ACPICA
49  * to the local environment. This includes compiler-specific, OS-specific,
50  * and machine-specific configuration.
51  */
52 
53 /* Types for ACPI_MUTEX_TYPE */
54 
55 #define ACPI_BINARY_SEMAPHORE       0
56 #define ACPI_OSL_MUTEX              1
57 
58 /* Types for DEBUGGER_THREADING */
59 
60 #define DEBUGGER_SINGLE_THREADED    0
61 #define DEBUGGER_MULTI_THREADED     1
62 
63 /******************************************************************************
64  *
65  * Configuration for ACPI tools and utilities
66  *
67  *****************************************************************************/
68 
69 /* iASL configuration */
70 
71 #ifdef ACPI_ASL_COMPILER
72 #define ACPI_APPLICATION
73 #define ACPI_DISASSEMBLER
74 #define ACPI_DEBUG_OUTPUT
75 #define ACPI_CONSTANT_EVAL_ONLY
76 #define ACPI_LARGE_NAMESPACE_NODE
77 #define ACPI_DATA_TABLE_DISASSEMBLY
78 #define ACPI_SINGLE_THREADED
79 #define ACPI_32BIT_PHYSICAL_ADDRESS
80 #endif
81 
82 /* acpi_exec configuration. Multithreaded with full AML debugger */
83 
84 #ifdef ACPI_EXEC_APP
85 #define ACPI_APPLICATION
86 #define ACPI_FULL_DEBUG
87 #define ACPI_MUTEX_DEBUG
88 #define ACPI_DBG_TRACK_ALLOCATIONS
89 #endif
90 
91 /*
92  * acpi_bin/acpi_dump/acpi_help/acpi_names/acpi_src/acpi_xtract/Example configuration.
93  * All single threaded.
94  */
95 #if (defined ACPI_BIN_APP)      || \
96 	(defined ACPI_DUMP_APP)     || \
97 	(defined ACPI_HELP_APP)     || \
98 	(defined ACPI_NAMES_APP)    || \
99 	(defined ACPI_SRC_APP)      || \
100 	(defined ACPI_XTRACT_APP)   || \
101 	(defined ACPI_EXAMPLE_APP)
102 #define ACPI_APPLICATION
103 #define ACPI_SINGLE_THREADED
104 #endif
105 
106 /* acpi_help configuration. Error messages disabled. */
107 
108 #ifdef ACPI_HELP_APP
109 #define ACPI_NO_ERROR_MESSAGES
110 #endif
111 
112 /* acpi_names configuration. Debug output enabled. */
113 
114 #ifdef ACPI_NAMES_APP
115 #define ACPI_DEBUG_OUTPUT
116 #endif
117 
118 /* acpi_exec/acpi_names/Example configuration. Native RSDP used. */
119 
120 #if (defined ACPI_EXEC_APP)     || \
121 	(defined ACPI_EXAMPLE_APP)  || \
122 	(defined ACPI_NAMES_APP)
123 #define ACPI_USE_NATIVE_RSDP_POINTER
124 #endif
125 
126 /* acpi_dump configuration. Native mapping used if provied by OSPMs */
127 
128 #ifdef ACPI_DUMP_APP
129 #define ACPI_USE_NATIVE_MEMORY_MAPPING
130 #define USE_NATIVE_ALLOCATE_ZEROED
131 #endif
132 
133 /* acpi_names/Example configuration. Hardware disabled */
134 
135 #if (defined ACPI_EXAMPLE_APP)  || \
136 	(defined ACPI_NAMES_APP)
137 #define ACPI_REDUCED_HARDWARE 1
138 #endif
139 
140 /* Linkable ACPICA library */
141 
142 #ifdef ACPI_LIBRARY
143 #define ACPI_USE_LOCAL_CACHE
144 #define ACPI_FUTURE_USAGE
145 #endif
146 
147 /* Common for all ACPICA applications */
148 
149 #ifdef ACPI_APPLICATION
150 #define ACPI_USE_SYSTEM_CLIBRARY
151 #define ACPI_USE_LOCAL_CACHE
152 #endif
153 
154 /* Common debug support */
155 
156 #ifdef ACPI_FULL_DEBUG
157 #define ACPI_DEBUGGER
158 #define ACPI_DEBUG_OUTPUT
159 #define ACPI_DISASSEMBLER
160 #endif
161 
162 
163 /*! [Begin] no source code translation */
164 
165 /******************************************************************************
166  *
167  * Host configuration files. The compiler configuration files are included
168  * by the host files.
169  *
170  *****************************************************************************/
171 
172 #if defined(_LINUX) || defined(__linux__)
173 #include <acpi/platform/aclinux.h>
174 
175 #elif defined(_APPLE) || defined(__APPLE__)
176 #include "acmacosx.h"
177 
178 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
179 #include "acfreebsd.h"
180 
181 #elif defined(__NetBSD__)
182 #include "acnetbsd.h"
183 
184 #elif defined(__sun)
185 #include "acsolaris.h"
186 
187 #elif defined(MODESTO)
188 #include "acmodesto.h"
189 
190 #elif defined(NETWARE)
191 #include "acnetware.h"
192 
193 #elif defined(_CYGWIN)
194 #include "accygwin.h"
195 
196 #elif defined(WIN32)
197 #include "acwin.h"
198 
199 #elif defined(WIN64)
200 #include "acwin64.h"
201 
202 #elif defined(_WRS_LIB_BUILD)
203 #include "acvxworks.h"
204 
205 #elif defined(__OS2__)
206 #include "acos2.h"
207 
208 #elif defined(_AED_EFI)
209 #include "acefi.h"
210 
211 #elif defined(_GNU_EFI)
212 #include "acefi.h"
213 
214 #elif defined(__HAIKU__)
215 #include "achaiku.h"
216 
217 #else
218 
219 /* Unknown environment */
220 
221 #error Unknown target environment
222 #endif
223 
224 /*! [End] no source code translation !*/
225 
226 /******************************************************************************
227  *
228  * Setup defaults for the required symbols that were not defined in one of
229  * the host/compiler files above.
230  *
231  *****************************************************************************/
232 
233 /* 64-bit data types */
234 
235 #ifndef COMPILER_DEPENDENT_INT64
236 #define COMPILER_DEPENDENT_INT64   long long
237 #endif
238 
239 #ifndef COMPILER_DEPENDENT_UINT64
240 #define COMPILER_DEPENDENT_UINT64  unsigned long long
241 #endif
242 
243 /* Type of mutex supported by host. Default is binary semaphores. */
244 #ifndef ACPI_MUTEX_TYPE
245 #define ACPI_MUTEX_TYPE             ACPI_BINARY_SEMAPHORE
246 #endif
247 
248 /* Global Lock acquire/release */
249 
250 #ifndef ACPI_ACQUIRE_GLOBAL_LOCK
251 #define ACPI_ACQUIRE_GLOBAL_LOCK(Glptr, acquired) acquired = 1
252 #endif
253 
254 #ifndef ACPI_RELEASE_GLOBAL_LOCK
255 #define ACPI_RELEASE_GLOBAL_LOCK(Glptr, pending) pending = 0
256 #endif
257 
258 /* Flush CPU cache - used when going to sleep. Wbinvd or similar. */
259 
260 #ifndef ACPI_FLUSH_CPU_CACHE
261 #define ACPI_FLUSH_CPU_CACHE()
262 #endif
263 
264 /* "inline" keywords - configurable since inline is not standardized */
265 
266 #ifndef ACPI_INLINE
267 #define ACPI_INLINE
268 #endif
269 
270 /*
271  * Configurable calling conventions:
272  *
273  * ACPI_SYSTEM_XFACE        - Interfaces to host OS (handlers, threads)
274  * ACPI_EXTERNAL_XFACE      - External ACPI interfaces
275  * ACPI_INTERNAL_XFACE      - Internal ACPI interfaces
276  * ACPI_INTERNAL_VAR_XFACE  - Internal variable-parameter list interfaces
277  */
278 #ifndef ACPI_SYSTEM_XFACE
279 #define ACPI_SYSTEM_XFACE
280 #endif
281 
282 #ifndef ACPI_EXTERNAL_XFACE
283 #define ACPI_EXTERNAL_XFACE
284 #endif
285 
286 #ifndef ACPI_INTERNAL_XFACE
287 #define ACPI_INTERNAL_XFACE
288 #endif
289 
290 #ifndef ACPI_INTERNAL_VAR_XFACE
291 #define ACPI_INTERNAL_VAR_XFACE
292 #endif
293 
294 /*
295  * Debugger threading model
296  * Use single threaded if the entire subsystem is contained in an application
297  * Use multiple threaded when the subsystem is running in the kernel.
298  *
299  * By default the model is single threaded if ACPI_APPLICATION is set,
300  * multi-threaded if ACPI_APPLICATION is not set.
301  */
302 #ifndef DEBUGGER_THREADING
303 #ifdef ACPI_APPLICATION
304 #define DEBUGGER_THREADING          DEBUGGER_SINGLE_THREADED
305 
306 #else
307 #define DEBUGGER_THREADING          DEBUGGER_MULTI_THREADED
308 #endif
309 #endif				/* !DEBUGGER_THREADING */
310 
311 /******************************************************************************
312  *
313  * C library configuration
314  *
315  *****************************************************************************/
316 
317 /*
318  * ACPI_USE_SYSTEM_CLIBRARY - Define this if linking to an actual C library.
319  *      Otherwise, local versions of string/memory functions will be used.
320  * ACPI_USE_STANDARD_HEADERS - Define this if linking to a C library and
321  *      the standard header files may be used.
322  *
323  * The ACPICA subsystem only uses low level C library functions that do not call
324  * operating system services and may therefore be inlined in the code.
325  *
326  * It may be necessary to tailor these include files to the target
327  * generation environment.
328  */
329 #ifdef ACPI_USE_SYSTEM_CLIBRARY
330 
331 /* Use the standard C library headers. We want to keep these to a minimum. */
332 
333 #ifdef ACPI_USE_STANDARD_HEADERS
334 
335 /* Use the standard headers from the standard locations */
336 
337 #include <stdarg.h>
338 #include <stdlib.h>
339 #include <string.h>
340 #include <ctype.h>
341 
342 #endif				/* ACPI_USE_STANDARD_HEADERS */
343 
344 /* We will be linking to the standard Clib functions */
345 
346 #define ACPI_STRSTR(s1,s2)      strstr((s1), (s2))
347 #define ACPI_STRCHR(s1,c)       strchr((s1), (c))
348 #define ACPI_STRLEN(s)          (acpi_size) strlen((s))
349 #define ACPI_STRCPY(d,s)        (void) strcpy((d), (s))
350 #define ACPI_STRNCPY(d,s,n)     (void) strncpy((d), (s), (acpi_size)(n))
351 #define ACPI_STRNCMP(d,s,n)     strncmp((d), (s), (acpi_size)(n))
352 #define ACPI_STRCMP(d,s)        strcmp((d), (s))
353 #define ACPI_STRCAT(d,s)        (void) strcat((d), (s))
354 #define ACPI_STRNCAT(d,s,n)     strncat((d), (s), (acpi_size)(n))
355 #define ACPI_STRTOUL(d,s,n)     strtoul((d), (s), (acpi_size)(n))
356 #define ACPI_MEMCMP(s1,s2,n)    memcmp((const char *)(s1), (const char *)(s2), (acpi_size)(n))
357 #define ACPI_MEMCPY(d,s,n)      (void) memcpy((d), (s), (acpi_size)(n))
358 #define ACPI_MEMSET(d,s,n)      (void) memset((d), (s), (acpi_size)(n))
359 
360 #define ACPI_TOUPPER(i)         toupper((int) (i))
361 #define ACPI_TOLOWER(i)         tolower((int) (i))
362 #define ACPI_IS_XDIGIT(i)       isxdigit((int) (i))
363 #define ACPI_IS_DIGIT(i)        isdigit((int) (i))
364 #define ACPI_IS_SPACE(i)        isspace((int) (i))
365 #define ACPI_IS_UPPER(i)        isupper((int) (i))
366 #define ACPI_IS_PRINT(i)        isprint((int) (i))
367 #define ACPI_IS_ALPHA(i)        isalpha((int) (i))
368 
369 #else
370 
371 /******************************************************************************
372  *
373  * Not using native C library, use local implementations
374  *
375  *****************************************************************************/
376 
377 /*
378  * Use local definitions of C library macros and functions. These function
379  * implementations may not be as efficient as an inline or assembly code
380  * implementation provided by a native C library, but they are functionally
381  * equivalent.
382  */
383 #ifndef va_arg
384 
385 #ifndef _VALIST
386 #define _VALIST
387 typedef char *va_list;
388 #endif				/* _VALIST */
389 
390 /* Storage alignment properties */
391 
392 #define  _AUPBND                (sizeof (acpi_native_int) - 1)
393 #define  _ADNBND                (sizeof (acpi_native_int) - 1)
394 
395 /* Variable argument list macro definitions */
396 
397 #define _bnd(X, bnd)            (((sizeof (X)) + (bnd)) & (~(bnd)))
398 #define va_arg(ap, T)           (*(T *)(((ap) += (_bnd (T, _AUPBND))) - (_bnd (T,_ADNBND))))
399 #define va_end(ap)              (ap = (va_list) NULL)
400 #define va_start(ap, A)         (void) ((ap) = (((char *) &(A)) + (_bnd (A,_AUPBND))))
401 
402 #endif				/* va_arg */
403 
404 /* Use the local (ACPICA) definitions of the clib functions */
405 
406 #define ACPI_STRSTR(s1,s2)      acpi_ut_strstr ((s1), (s2))
407 #define ACPI_STRCHR(s1,c)       acpi_ut_strchr ((s1), (c))
408 #define ACPI_STRLEN(s)          (acpi_size) acpi_ut_strlen ((s))
409 #define ACPI_STRCPY(d,s)        (void) acpi_ut_strcpy ((d), (s))
410 #define ACPI_STRNCPY(d,s,n)     (void) acpi_ut_strncpy ((d), (s), (acpi_size)(n))
411 #define ACPI_STRNCMP(d,s,n)     acpi_ut_strncmp ((d), (s), (acpi_size)(n))
412 #define ACPI_STRCMP(d,s)        acpi_ut_strcmp ((d), (s))
413 #define ACPI_STRCAT(d,s)        (void) acpi_ut_strcat ((d), (s))
414 #define ACPI_STRNCAT(d,s,n)     acpi_ut_strncat ((d), (s), (acpi_size)(n))
415 #define ACPI_STRTOUL(d,s,n)     acpi_ut_strtoul ((d), (s), (acpi_size)(n))
416 #define ACPI_MEMCMP(s1,s2,n)    acpi_ut_memcmp((const char *)(s1), (const char *)(s2), (acpi_size)(n))
417 #define ACPI_MEMCPY(d,s,n)      (void) acpi_ut_memcpy ((d), (s), (acpi_size)(n))
418 #define ACPI_MEMSET(d,v,n)      (void) acpi_ut_memset ((d), (v), (acpi_size)(n))
419 #define ACPI_TOUPPER(c)         acpi_ut_to_upper ((int) (c))
420 #define ACPI_TOLOWER(c)         acpi_ut_to_lower ((int) (c))
421 
422 #endif				/* ACPI_USE_SYSTEM_CLIBRARY */
423 
424 #ifndef ACPI_FILE
425 #ifdef ACPI_APPLICATION
426 #include <stdio.h>
427 #define ACPI_FILE              FILE *
428 #define ACPI_FILE_OUT          stdout
429 #define ACPI_FILE_ERR          stderr
430 #else
431 #define ACPI_FILE              void *
432 #define ACPI_FILE_OUT          NULL
433 #define ACPI_FILE_ERR          NULL
434 #endif				/* ACPI_APPLICATION */
435 #endif				/* ACPI_FILE */
436 
437 #endif				/* __ACENV_H__ */
438