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