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1 /******************************************************************************
2  *
3  * Name: acmacros.h - C macros for the entire subsystem.
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2013, 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 __ACMACROS_H__
45 #define __ACMACROS_H__
46 
47 /*
48  * Extract data using a pointer. Any more than a byte and we
49  * get into potential aligment issues -- see the STORE macros below.
50  * Use with care.
51  */
52 #define ACPI_CAST8(ptr)                 ACPI_CAST_PTR (u8, (ptr))
53 #define ACPI_CAST16(ptr)                ACPI_CAST_PTR (u16, (ptr))
54 #define ACPI_CAST32(ptr)                ACPI_CAST_PTR (u32, (ptr))
55 #define ACPI_CAST64(ptr)                ACPI_CAST_PTR (u64, (ptr))
56 #define ACPI_GET8(ptr)                  (*ACPI_CAST8 (ptr))
57 #define ACPI_GET16(ptr)                 (*ACPI_CAST16 (ptr))
58 #define ACPI_GET32(ptr)                 (*ACPI_CAST32 (ptr))
59 #define ACPI_GET64(ptr)                 (*ACPI_CAST64 (ptr))
60 #define ACPI_SET8(ptr, val)             (*ACPI_CAST8 (ptr) = (u8) (val))
61 #define ACPI_SET16(ptr, val)            (*ACPI_CAST16 (ptr) = (u16) (val))
62 #define ACPI_SET32(ptr, val)            (*ACPI_CAST32 (ptr) = (u32) (val))
63 #define ACPI_SET64(ptr, val)            (*ACPI_CAST64 (ptr) = (u64) (val))
64 
65 /*
66  * printf() format helpers
67  */
68 
69 /* Split 64-bit integer into two 32-bit values. Use with %8.8X%8.8X */
70 
71 #define ACPI_FORMAT_UINT64(i)           ACPI_HIDWORD(i), ACPI_LODWORD(i)
72 
73 #if ACPI_MACHINE_WIDTH == 64
74 #define ACPI_FORMAT_NATIVE_UINT(i)      ACPI_FORMAT_UINT64(i)
75 #else
76 #define ACPI_FORMAT_NATIVE_UINT(i)      0, (i)
77 #endif
78 
79 /*
80  * Macros for moving data around to/from buffers that are possibly unaligned.
81  * If the hardware supports the transfer of unaligned data, just do the store.
82  * Otherwise, we have to move one byte at a time.
83  */
84 #ifdef ACPI_BIG_ENDIAN
85 /*
86  * Macros for big-endian machines
87  */
88 
89 /* These macros reverse the bytes during the move, converting little-endian to big endian */
90 
91 	 /* Big Endian      <==        Little Endian */
92 	 /*  Hi...Lo                     Lo...Hi     */
93 /* 16-bit source, 16/32/64 destination */
94 
95 #define ACPI_MOVE_16_TO_16(d, s)        {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[1];\
96 			  ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[0];}
97 
98 #define ACPI_MOVE_16_TO_32(d, s)        {(*(u32 *)(void *)(d))=0;\
99 					  ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
100 					  ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
101 
102 #define ACPI_MOVE_16_TO_64(d, s)        {(*(u64 *)(void *)(d))=0;\
103 							   ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
104 							   ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
105 
106 /* 32-bit source, 16/32/64 destination */
107 
108 #define ACPI_MOVE_32_TO_16(d, s)        ACPI_MOVE_16_TO_16(d, s)	/* Truncate to 16 */
109 
110 #define ACPI_MOVE_32_TO_32(d, s)        {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[3];\
111 									  ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[2];\
112 									  ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
113 									  ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
114 
115 #define ACPI_MOVE_32_TO_64(d, s)        {(*(u64 *)(void *)(d))=0;\
116 										   ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
117 										   ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
118 										   ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
119 										   ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
120 
121 /* 64-bit source, 16/32/64 destination */
122 
123 #define ACPI_MOVE_64_TO_16(d, s)        ACPI_MOVE_16_TO_16(d, s)	/* Truncate to 16 */
124 
125 #define ACPI_MOVE_64_TO_32(d, s)        ACPI_MOVE_32_TO_32(d, s)	/* Truncate to 32 */
126 
127 #define ACPI_MOVE_64_TO_64(d, s)        {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[7];\
128 										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[6];\
129 										 ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[5];\
130 										 ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[4];\
131 										 ((  u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
132 										 ((  u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
133 										 ((  u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
134 										 ((  u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
135 #else
136 /*
137  * Macros for little-endian machines
138  */
139 
140 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
141 
142 /* The hardware supports unaligned transfers, just do the little-endian move */
143 
144 /* 16-bit source, 16/32/64 destination */
145 
146 #define ACPI_MOVE_16_TO_16(d, s)        *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
147 #define ACPI_MOVE_16_TO_32(d, s)        *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
148 #define ACPI_MOVE_16_TO_64(d, s)        *(u64 *)(void *)(d) = *(u16 *)(void *)(s)
149 
150 /* 32-bit source, 16/32/64 destination */
151 
152 #define ACPI_MOVE_32_TO_16(d, s)        ACPI_MOVE_16_TO_16(d, s)	/* Truncate to 16 */
153 #define ACPI_MOVE_32_TO_32(d, s)        *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
154 #define ACPI_MOVE_32_TO_64(d, s)        *(u64 *)(void *)(d) = *(u32 *)(void *)(s)
155 
156 /* 64-bit source, 16/32/64 destination */
157 
158 #define ACPI_MOVE_64_TO_16(d, s)        ACPI_MOVE_16_TO_16(d, s)	/* Truncate to 16 */
159 #define ACPI_MOVE_64_TO_32(d, s)        ACPI_MOVE_32_TO_32(d, s)	/* Truncate to 32 */
160 #define ACPI_MOVE_64_TO_64(d, s)        *(u64 *)(void *)(d) = *(u64 *)(void *)(s)
161 
162 #else
163 /*
164  * The hardware does not support unaligned transfers. We must move the
165  * data one byte at a time. These macros work whether the source or
166  * the destination (or both) is/are unaligned. (Little-endian move)
167  */
168 
169 /* 16-bit source, 16/32/64 destination */
170 
171 #define ACPI_MOVE_16_TO_16(d, s)        {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
172 										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];}
173 
174 #define ACPI_MOVE_16_TO_32(d, s)        {(*(u32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);}
175 #define ACPI_MOVE_16_TO_64(d, s)        {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);}
176 
177 /* 32-bit source, 16/32/64 destination */
178 
179 #define ACPI_MOVE_32_TO_16(d, s)        ACPI_MOVE_16_TO_16(d, s)	/* Truncate to 16 */
180 
181 #define ACPI_MOVE_32_TO_32(d, s)        {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
182 										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
183 										 ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
184 										 ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];}
185 
186 #define ACPI_MOVE_32_TO_64(d, s)        {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d, s);}
187 
188 /* 64-bit source, 16/32/64 destination */
189 
190 #define ACPI_MOVE_64_TO_16(d, s)        ACPI_MOVE_16_TO_16(d, s)	/* Truncate to 16 */
191 #define ACPI_MOVE_64_TO_32(d, s)        ACPI_MOVE_32_TO_32(d, s)	/* Truncate to 32 */
192 #define ACPI_MOVE_64_TO_64(d, s)        {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
193 										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
194 										 ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
195 										 ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\
196 										 ((  u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\
197 										 ((  u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\
198 										 ((  u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\
199 										 ((  u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];}
200 #endif
201 #endif
202 
203 /*
204  * Fast power-of-two math macros for non-optimized compilers
205  */
206 #define _ACPI_DIV(value, power_of2)     ((u32) ((value) >> (power_of2)))
207 #define _ACPI_MUL(value, power_of2)     ((u32) ((value) << (power_of2)))
208 #define _ACPI_MOD(value, divisor)       ((u32) ((value) & ((divisor) -1)))
209 
210 #define ACPI_DIV_2(a)                   _ACPI_DIV(a, 1)
211 #define ACPI_MUL_2(a)                   _ACPI_MUL(a, 1)
212 #define ACPI_MOD_2(a)                   _ACPI_MOD(a, 2)
213 
214 #define ACPI_DIV_4(a)                   _ACPI_DIV(a, 2)
215 #define ACPI_MUL_4(a)                   _ACPI_MUL(a, 2)
216 #define ACPI_MOD_4(a)                   _ACPI_MOD(a, 4)
217 
218 #define ACPI_DIV_8(a)                   _ACPI_DIV(a, 3)
219 #define ACPI_MUL_8(a)                   _ACPI_MUL(a, 3)
220 #define ACPI_MOD_8(a)                   _ACPI_MOD(a, 8)
221 
222 #define ACPI_DIV_16(a)                  _ACPI_DIV(a, 4)
223 #define ACPI_MUL_16(a)                  _ACPI_MUL(a, 4)
224 #define ACPI_MOD_16(a)                  _ACPI_MOD(a, 16)
225 
226 #define ACPI_DIV_32(a)                  _ACPI_DIV(a, 5)
227 #define ACPI_MUL_32(a)                  _ACPI_MUL(a, 5)
228 #define ACPI_MOD_32(a)                  _ACPI_MOD(a, 32)
229 
230 /*
231  * Rounding macros (Power of two boundaries only)
232  */
233 #define ACPI_ROUND_DOWN(value, boundary)    (((acpi_size)(value)) & \
234 												(~(((acpi_size) boundary)-1)))
235 
236 #define ACPI_ROUND_UP(value, boundary)      ((((acpi_size)(value)) + \
237 												(((acpi_size) boundary)-1)) & \
238 												(~(((acpi_size) boundary)-1)))
239 
240 /* Note: sizeof(acpi_size) evaluates to either 4 or 8 (32- vs 64-bit mode) */
241 
242 #define ACPI_ROUND_DOWN_TO_32BIT(a)         ACPI_ROUND_DOWN(a, 4)
243 #define ACPI_ROUND_DOWN_TO_64BIT(a)         ACPI_ROUND_DOWN(a, 8)
244 #define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a)   ACPI_ROUND_DOWN(a, sizeof(acpi_size))
245 
246 #define ACPI_ROUND_UP_TO_32BIT(a)           ACPI_ROUND_UP(a, 4)
247 #define ACPI_ROUND_UP_TO_64BIT(a)           ACPI_ROUND_UP(a, 8)
248 #define ACPI_ROUND_UP_TO_NATIVE_WORD(a)     ACPI_ROUND_UP(a, sizeof(acpi_size))
249 
250 #define ACPI_ROUND_BITS_UP_TO_BYTES(a)      ACPI_DIV_8((a) + 7)
251 #define ACPI_ROUND_BITS_DOWN_TO_BYTES(a)    ACPI_DIV_8((a))
252 
253 #define ACPI_ROUND_UP_TO_1K(a)              (((a) + 1023) >> 10)
254 
255 /* Generic (non-power-of-two) rounding */
256 
257 #define ACPI_ROUND_UP_TO(value, boundary)   (((value) + ((boundary)-1)) / (boundary))
258 
259 #define ACPI_IS_MISALIGNED(value)           (((acpi_size) value) & (sizeof(acpi_size)-1))
260 
261 /*
262  * Bitmask creation
263  * Bit positions start at zero.
264  * MASK_BITS_ABOVE creates a mask starting AT the position and above
265  * MASK_BITS_BELOW creates a mask starting one bit BELOW the position
266  */
267 #define ACPI_MASK_BITS_ABOVE(position)      (~((ACPI_UINT64_MAX) << ((u32) (position))))
268 #define ACPI_MASK_BITS_BELOW(position)      ((ACPI_UINT64_MAX) << ((u32) (position)))
269 
270 /* Bitfields within ACPI registers */
271 
272 #define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) \
273 	((val << pos) & mask)
274 
275 #define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) \
276 	reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask)
277 
278 #define ACPI_INSERT_BITS(target, mask, source) \
279 	target = ((target & (~(mask))) | (source & mask))
280 
281 /* Generic bitfield macros and masks */
282 
283 #define ACPI_GET_BITS(source_ptr, position, mask) \
284 	((*source_ptr >> position) & mask)
285 
286 #define ACPI_SET_BITS(target_ptr, position, mask, value) \
287 	(*target_ptr |= ((value & mask) << position))
288 
289 #define ACPI_1BIT_MASK      0x00000001
290 #define ACPI_2BIT_MASK      0x00000003
291 #define ACPI_3BIT_MASK      0x00000007
292 #define ACPI_4BIT_MASK      0x0000000F
293 #define ACPI_5BIT_MASK      0x0000001F
294 #define ACPI_6BIT_MASK      0x0000003F
295 #define ACPI_7BIT_MASK      0x0000007F
296 #define ACPI_8BIT_MASK      0x000000FF
297 #define ACPI_16BIT_MASK     0x0000FFFF
298 #define ACPI_24BIT_MASK     0x00FFFFFF
299 
300 /* Macros to extract flag bits from position zero */
301 
302 #define ACPI_GET_1BIT_FLAG(value)                   ((value) & ACPI_1BIT_MASK)
303 #define ACPI_GET_2BIT_FLAG(value)                   ((value) & ACPI_2BIT_MASK)
304 #define ACPI_GET_3BIT_FLAG(value)                   ((value) & ACPI_3BIT_MASK)
305 #define ACPI_GET_4BIT_FLAG(value)                   ((value) & ACPI_4BIT_MASK)
306 
307 /* Macros to extract flag bits from position one and above */
308 
309 #define ACPI_EXTRACT_1BIT_FLAG(field, position)     (ACPI_GET_1BIT_FLAG ((field) >> position))
310 #define ACPI_EXTRACT_2BIT_FLAG(field, position)     (ACPI_GET_2BIT_FLAG ((field) >> position))
311 #define ACPI_EXTRACT_3BIT_FLAG(field, position)     (ACPI_GET_3BIT_FLAG ((field) >> position))
312 #define ACPI_EXTRACT_4BIT_FLAG(field, position)     (ACPI_GET_4BIT_FLAG ((field) >> position))
313 
314 /* ACPI Pathname helpers */
315 
316 #define ACPI_IS_ROOT_PREFIX(c)      ((c) == (u8) 0x5C)	/* Backslash */
317 #define ACPI_IS_PARENT_PREFIX(c)    ((c) == (u8) 0x5E)	/* Carat */
318 #define ACPI_IS_PATH_SEPARATOR(c)   ((c) == (u8) 0x2E)	/* Period (dot) */
319 
320 /*
321  * An object of type struct acpi_namespace_node can appear in some contexts
322  * where a pointer to an object of type union acpi_operand_object can also
323  * appear. This macro is used to distinguish them.
324  *
325  * The "DescriptorType" field is the second field in both structures.
326  */
327 #define ACPI_GET_DESCRIPTOR_PTR(d)      (((union acpi_descriptor *)(void *)(d))->common.common_pointer)
328 #define ACPI_SET_DESCRIPTOR_PTR(d, p)   (((union acpi_descriptor *)(void *)(d))->common.common_pointer = (p))
329 #define ACPI_GET_DESCRIPTOR_TYPE(d)     (((union acpi_descriptor *)(void *)(d))->common.descriptor_type)
330 #define ACPI_SET_DESCRIPTOR_TYPE(d, t)  (((union acpi_descriptor *)(void *)(d))->common.descriptor_type = (t))
331 
332 /*
333  * Macros for the master AML opcode table
334  */
335 #if defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
336 #define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \
337 	{name, (u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type}
338 #else
339 #define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \
340 	{(u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type}
341 #endif
342 
343 #define ARG_TYPE_WIDTH                  5
344 #define ARG_1(x)                        ((u32)(x))
345 #define ARG_2(x)                        ((u32)(x) << (1 * ARG_TYPE_WIDTH))
346 #define ARG_3(x)                        ((u32)(x) << (2 * ARG_TYPE_WIDTH))
347 #define ARG_4(x)                        ((u32)(x) << (3 * ARG_TYPE_WIDTH))
348 #define ARG_5(x)                        ((u32)(x) << (4 * ARG_TYPE_WIDTH))
349 #define ARG_6(x)                        ((u32)(x) << (5 * ARG_TYPE_WIDTH))
350 
351 #define ARGI_LIST1(a)                   (ARG_1(a))
352 #define ARGI_LIST2(a, b)                (ARG_1(b)|ARG_2(a))
353 #define ARGI_LIST3(a, b, c)             (ARG_1(c)|ARG_2(b)|ARG_3(a))
354 #define ARGI_LIST4(a, b, c, d)          (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a))
355 #define ARGI_LIST5(a, b, c, d, e)       (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a))
356 #define ARGI_LIST6(a, b, c, d, e, f)    (ARG_1(f)|ARG_2(e)|ARG_3(d)|ARG_4(c)|ARG_5(b)|ARG_6(a))
357 
358 #define ARGP_LIST1(a)                   (ARG_1(a))
359 #define ARGP_LIST2(a, b)                (ARG_1(a)|ARG_2(b))
360 #define ARGP_LIST3(a, b, c)             (ARG_1(a)|ARG_2(b)|ARG_3(c))
361 #define ARGP_LIST4(a, b, c, d)          (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d))
362 #define ARGP_LIST5(a, b, c, d, e)       (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e))
363 #define ARGP_LIST6(a, b, c, d, e, f)    (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)|ARG_6(f))
364 
365 #define GET_CURRENT_ARG_TYPE(list)      (list & ((u32) 0x1F))
366 #define INCREMENT_ARG_LIST(list)        (list >>= ((u32) ARG_TYPE_WIDTH))
367 
368 /*
369  * Ascii error messages can be configured out
370  */
371 #ifndef ACPI_NO_ERROR_MESSAGES
372 /*
373  * Error reporting. Callers module and line number are inserted by AE_INFO,
374  * the plist contains a set of parens to allow variable-length lists.
375  * These macros are used for both the debug and non-debug versions of the code.
376  */
377 #define ACPI_ERROR_NAMESPACE(s, e)      acpi_ut_namespace_error (AE_INFO, s, e);
378 #define ACPI_ERROR_METHOD(s, n, p, e)   acpi_ut_method_error (AE_INFO, s, n, p, e);
379 #define ACPI_WARN_PREDEFINED(plist)     acpi_ut_predefined_warning plist
380 #define ACPI_INFO_PREDEFINED(plist)     acpi_ut_predefined_info plist
381 
382 #else
383 
384 /* No error messages */
385 
386 #define ACPI_ERROR_NAMESPACE(s, e)
387 #define ACPI_ERROR_METHOD(s, n, p, e)
388 #define ACPI_WARN_PREDEFINED(plist)
389 #define ACPI_INFO_PREDEFINED(plist)
390 
391 #endif				/* ACPI_NO_ERROR_MESSAGES */
392 
393 #if (!ACPI_REDUCED_HARDWARE)
394 #define ACPI_HW_OPTIONAL_FUNCTION(addr)     addr
395 #else
396 #define ACPI_HW_OPTIONAL_FUNCTION(addr)     NULL
397 #endif
398 
399 /*
400  * Some code only gets executed when the debugger is built in.
401  * Note that this is entirely independent of whether the
402  * DEBUG_PRINT stuff (set by ACPI_DEBUG_OUTPUT) is on, or not.
403  */
404 #ifdef ACPI_DEBUGGER
405 #define ACPI_DEBUGGER_EXEC(a)           a
406 #else
407 #define ACPI_DEBUGGER_EXEC(a)
408 #endif
409 
410 /*
411  * Memory allocation tracking (DEBUG ONLY)
412  */
413 #define ACPI_MEM_PARAMETERS         _COMPONENT, _acpi_module_name, __LINE__
414 
415 #ifndef ACPI_DBG_TRACK_ALLOCATIONS
416 
417 /* Memory allocation */
418 
419 #ifndef ACPI_ALLOCATE
420 #define ACPI_ALLOCATE(a)            acpi_ut_allocate((acpi_size) (a), ACPI_MEM_PARAMETERS)
421 #endif
422 #ifndef ACPI_ALLOCATE_ZEROED
423 #define ACPI_ALLOCATE_ZEROED(a)     acpi_ut_allocate_zeroed((acpi_size) (a), ACPI_MEM_PARAMETERS)
424 #endif
425 #ifndef ACPI_FREE
426 #define ACPI_FREE(a)                acpi_os_free(a)
427 #endif
428 #define ACPI_MEM_TRACKING(a)
429 
430 #else
431 
432 /* Memory allocation */
433 
434 #define ACPI_ALLOCATE(a)            acpi_ut_allocate_and_track((acpi_size) (a), ACPI_MEM_PARAMETERS)
435 #define ACPI_ALLOCATE_ZEROED(a)     acpi_ut_allocate_zeroed_and_track((acpi_size) (a), ACPI_MEM_PARAMETERS)
436 #define ACPI_FREE(a)                acpi_ut_free_and_track(a, ACPI_MEM_PARAMETERS)
437 #define ACPI_MEM_TRACKING(a)        a
438 
439 #endif				/* ACPI_DBG_TRACK_ALLOCATIONS */
440 
441 /*
442  * Macros used for ACPICA utilities only
443  */
444 
445 /* Generate a UUID */
446 
447 #define ACPI_INIT_UUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
448 	(a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \
449 	(b) & 0xFF, ((b) >> 8) & 0xFF, \
450 	(c) & 0xFF, ((c) >> 8) & 0xFF, \
451 	(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7)
452 
453 #define ACPI_IS_OCTAL_DIGIT(d)              (((char)(d) >= '0') && ((char)(d) <= '7'))
454 
455 #endif				/* ACMACROS_H */
456