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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/******************************************************************************
2 *
3 * Name: acmacros.h - C macros for the entire subsystem.
4 *
5 *****************************************************************************/
6
7/*
Bob Moore4a90c7e2006-01-13 16:22:00 -05008 * Copyright (C) 2000 - 2006, R. Byron Moore
Linus Torvalds1da177e2005-04-16 15:20:36 -07009 * 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
Linus Torvalds1da177e2005-04-16 15:20:36 -070047/*
48 * Data manipulation macros
49 */
50#define ACPI_LOWORD(l) ((u16)(u32)(l))
51#define ACPI_HIWORD(l) ((u16)((((u32)(l)) >> 16) & 0xFFFF))
52#define ACPI_LOBYTE(l) ((u8)(u16)(l))
53#define ACPI_HIBYTE(l) ((u8)((((u16)(l)) >> 8) & 0xFF))
54
55#define ACPI_SET_BIT(target,bit) ((target) |= (bit))
56#define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit))
57#define ACPI_MIN(a,b) (((a)<(b))?(a):(b))
58
Bob Mooreb229cf92006-04-21 17:15:00 -040059/* Size calculation */
60
61#define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0]))
62
Linus Torvalds1da177e2005-04-16 15:20:36 -070063#if ACPI_MACHINE_WIDTH == 16
64
65/*
66 * For 16-bit addresses, we have to assume that the upper 32 bits
Bob Mooredefba1d2005-12-16 17:05:00 -050067 * (out of 64) are zero.
Linus Torvalds1da177e2005-04-16 15:20:36 -070068 */
69#define ACPI_LODWORD(l) ((u32)(l))
70#define ACPI_HIDWORD(l) ((u32)(0))
71
72#define ACPI_GET_ADDRESS(a) ((a).lo)
73#define ACPI_STORE_ADDRESS(a,b) {(a).hi=0;(a).lo=(u32)(b);}
74#define ACPI_VALID_ADDRESS(a) ((a).hi | (a).lo)
75
76#else
77#ifdef ACPI_NO_INTEGER64_SUPPORT
78/*
79 * acpi_integer is 32-bits, no 64-bit support on this platform
80 */
81#define ACPI_LODWORD(l) ((u32)(l))
82#define ACPI_HIDWORD(l) ((u32)(0))
83
84#define ACPI_GET_ADDRESS(a) (a)
85#define ACPI_STORE_ADDRESS(a,b) ((a)=(b))
86#define ACPI_VALID_ADDRESS(a) (a)
87
88#else
89
90/*
91 * Full 64-bit address/integer on both 32-bit and 64-bit platforms
92 */
93#define ACPI_LODWORD(l) ((u32)(u64)(l))
94#define ACPI_HIDWORD(l) ((u32)(((*(struct uint64_struct *)(void *)(&l))).hi))
95
96#define ACPI_GET_ADDRESS(a) (a)
97#define ACPI_STORE_ADDRESS(a,b) ((a)=(acpi_physical_address)(b))
98#define ACPI_VALID_ADDRESS(a) (a)
99#endif
100#endif
101
102/*
103 * printf() format helpers
104 */
105
Bob Moore958dd242006-05-12 17:12:00 -0400106/* Split 64-bit integer into two 32-bit values. Use with %8.8_x%8.8_x */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107
108#define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i),ACPI_LODWORD(i)
109
110/*
Bob Mooredefba1d2005-12-16 17:05:00 -0500111 * Extract data using a pointer. Any more than a byte and we
112 * get into potential aligment issues -- see the STORE macros below.
113 * Use with care.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114 */
Bob Moorec51a4de2005-11-17 13:07:00 -0500115#define ACPI_GET8(ptr) *ACPI_CAST_PTR (u8, ptr)
116#define ACPI_GET16(ptr) *ACPI_CAST_PTR (u16, ptr)
117#define ACPI_GET32(ptr) *ACPI_CAST_PTR (u32, ptr)
118#define ACPI_GET64(ptr) *ACPI_CAST_PTR (u64, ptr)
119#define ACPI_SET8(ptr) *ACPI_CAST_PTR (u8, ptr)
120#define ACPI_SET16(ptr) *ACPI_CAST_PTR (u16, ptr)
121#define ACPI_SET32(ptr) *ACPI_CAST_PTR (u32, ptr)
122#define ACPI_SET64(ptr) *ACPI_CAST_PTR (u64, ptr)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123
Bob Mooredefba1d2005-12-16 17:05:00 -0500124/*
125 * Pointer manipulation
126 */
127#define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p))
128#define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p))
129#define ACPI_ADD_PTR(t,a,b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8,(a)) + (acpi_native_uint)(b)))
130#define ACPI_PTR_DIFF(a,b) (acpi_native_uint) (ACPI_CAST_PTR (u8,(a)) - ACPI_CAST_PTR (u8,(b)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131
132/* Pointer/Integer type conversions */
133
Bob Mooredefba1d2005-12-16 17:05:00 -0500134#define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void,(void *) NULL,(acpi_native_uint) i)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135#define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p,(void *) NULL)
136#define ACPI_OFFSET(d,f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f),(void *) NULL)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138#if ACPI_MACHINE_WIDTH == 16
139#define ACPI_STORE_POINTER(d,s) ACPI_MOVE_32_TO_32(d,s)
140#define ACPI_PHYSADDR_TO_PTR(i) (void *)(i)
Bob Mooredefba1d2005-12-16 17:05:00 -0500141#define ACPI_PTR_TO_PHYSADDR(i) (u32) ACPI_CAST_PTR (u8,(i))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700142#else
143#define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i)
144#define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i)
145#endif
146
Bob Moore793c2382006-03-31 00:00:00 -0500147#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
148#define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32,(a)) == *ACPI_CAST_PTR (u32,(b)))
149#else
Bob Mooreb229cf92006-04-21 17:15:00 -0400150#define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char,(a)), ACPI_CAST_PTR (char,(b)), ACPI_NAME_SIZE))
Bob Moore793c2382006-03-31 00:00:00 -0500151#endif
152
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153/*
154 * Macros for moving data around to/from buffers that are possibly unaligned.
155 * If the hardware supports the transfer of unaligned data, just do the store.
156 * Otherwise, we have to move one byte at a time.
157 */
158#ifdef ACPI_BIG_ENDIAN
159/*
160 * Macros for big-endian machines
161 */
162
163/* This macro sets a buffer index, starting from the end of the buffer */
164
165#define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) ((buf_len) - (((buf_offset)+1) * (byte_gran)))
166
167/* These macros reverse the bytes during the move, converting little-endian to big endian */
168
169 /* Big Endian <== Little Endian */
170 /* Hi...Lo Lo...Hi */
171/* 16-bit source, 16/32/64 destination */
172
173#define ACPI_MOVE_16_TO_16(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[1];\
174 (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[0];}
175
176#define ACPI_MOVE_16_TO_32(d,s) {(*(u32 *)(void *)(d))=0;\
177 ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
178 ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
179
180#define ACPI_MOVE_16_TO_64(d,s) {(*(u64 *)(void *)(d))=0;\
181 ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
182 ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
183
184/* 32-bit source, 16/32/64 destination */
185
Len Brown4be44fc2005-08-05 00:44:28 -0400186#define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
188#define ACPI_MOVE_32_TO_32(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[3];\
189 (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[2];\
190 (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
191 (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
192
193#define ACPI_MOVE_32_TO_64(d,s) {(*(u64 *)(void *)(d))=0;\
194 ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
195 ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
196 ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
197 ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
198
199/* 64-bit source, 16/32/64 destination */
200
Len Brown4be44fc2005-08-05 00:44:28 -0400201#define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202
Len Brown4be44fc2005-08-05 00:44:28 -0400203#define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204
205#define ACPI_MOVE_64_TO_64(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[7];\
206 (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[6];\
207 (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[5];\
208 (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[4];\
209 (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
210 (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
211 (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
212 (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
213#else
214/*
215 * Macros for little-endian machines
216 */
217
218/* This macro sets a buffer index, starting from the beginning of the buffer */
219
220#define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) (buf_offset)
221
Bob Moore08978312005-10-21 00:00:00 -0400222#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223
224/* The hardware supports unaligned transfers, just do the little-endian move */
225
226#if ACPI_MACHINE_WIDTH == 16
227
228/* No 64-bit integers */
229/* 16-bit source, 16/32/64 destination */
230
231#define ACPI_MOVE_16_TO_16(d,s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
232#define ACPI_MOVE_16_TO_32(d,s) *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
233#define ACPI_MOVE_16_TO_64(d,s) ACPI_MOVE_16_TO_32(d,s)
234
235/* 32-bit source, 16/32/64 destination */
236
Len Brown4be44fc2005-08-05 00:44:28 -0400237#define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238#define ACPI_MOVE_32_TO_32(d,s) *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
239#define ACPI_MOVE_32_TO_64(d,s) ACPI_MOVE_32_TO_32(d,s)
240
241/* 64-bit source, 16/32/64 destination */
242
Len Brown4be44fc2005-08-05 00:44:28 -0400243#define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
244#define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700245#define ACPI_MOVE_64_TO_64(d,s) ACPI_MOVE_32_TO_32(d,s)
246
247#else
248/* 16-bit source, 16/32/64 destination */
249
250#define ACPI_MOVE_16_TO_16(d,s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
251#define ACPI_MOVE_16_TO_32(d,s) *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
252#define ACPI_MOVE_16_TO_64(d,s) *(u64 *)(void *)(d) = *(u16 *)(void *)(s)
253
254/* 32-bit source, 16/32/64 destination */
255
Len Brown4be44fc2005-08-05 00:44:28 -0400256#define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700257#define ACPI_MOVE_32_TO_32(d,s) *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
258#define ACPI_MOVE_32_TO_64(d,s) *(u64 *)(void *)(d) = *(u32 *)(void *)(s)
259
260/* 64-bit source, 16/32/64 destination */
261
Len Brown4be44fc2005-08-05 00:44:28 -0400262#define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
263#define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700264#define ACPI_MOVE_64_TO_64(d,s) *(u64 *)(void *)(d) = *(u64 *)(void *)(s)
265#endif
266
267#else
268/*
269 * The hardware does not support unaligned transfers. We must move the
270 * data one byte at a time. These macros work whether the source or
271 * the destination (or both) is/are unaligned. (Little-endian move)
272 */
273
274/* 16-bit source, 16/32/64 destination */
275
276#define ACPI_MOVE_16_TO_16(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
277 (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];}
278
279#define ACPI_MOVE_16_TO_32(d,s) {(*(u32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d,s);}
280#define ACPI_MOVE_16_TO_64(d,s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d,s);}
281
282/* 32-bit source, 16/32/64 destination */
283
Len Brown4be44fc2005-08-05 00:44:28 -0400284#define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700285
286#define ACPI_MOVE_32_TO_32(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
287 (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
288 (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
289 (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];}
290
291#define ACPI_MOVE_32_TO_64(d,s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d,s);}
292
293/* 64-bit source, 16/32/64 destination */
294
Len Brown4be44fc2005-08-05 00:44:28 -0400295#define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */
296#define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700297#define ACPI_MOVE_64_TO_64(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
298 (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
299 (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
300 (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\
301 (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\
302 (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\
303 (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\
304 (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];}
305#endif
306#endif
307
308/* Macros based on machine integer width */
309
310#if ACPI_MACHINE_WIDTH == 16
311#define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s)
312
313#elif ACPI_MACHINE_WIDTH == 32
314#define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_32_TO_16(d,s)
315
316#elif ACPI_MACHINE_WIDTH == 64
317#define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_64_TO_16(d,s)
318
319#else
320#error unknown ACPI_MACHINE_WIDTH
321#endif
322
Linus Torvalds1da177e2005-04-16 15:20:36 -0700323/*
324 * Fast power-of-two math macros for non-optimized compilers
325 */
326#define _ACPI_DIV(value,power_of2) ((u32) ((value) >> (power_of2)))
327#define _ACPI_MUL(value,power_of2) ((u32) ((value) << (power_of2)))
328#define _ACPI_MOD(value,divisor) ((u32) ((value) & ((divisor) -1)))
329
330#define ACPI_DIV_2(a) _ACPI_DIV(a,1)
331#define ACPI_MUL_2(a) _ACPI_MUL(a,1)
332#define ACPI_MOD_2(a) _ACPI_MOD(a,2)
333
334#define ACPI_DIV_4(a) _ACPI_DIV(a,2)
335#define ACPI_MUL_4(a) _ACPI_MUL(a,2)
336#define ACPI_MOD_4(a) _ACPI_MOD(a,4)
337
338#define ACPI_DIV_8(a) _ACPI_DIV(a,3)
339#define ACPI_MUL_8(a) _ACPI_MUL(a,3)
340#define ACPI_MOD_8(a) _ACPI_MOD(a,8)
341
342#define ACPI_DIV_16(a) _ACPI_DIV(a,4)
343#define ACPI_MUL_16(a) _ACPI_MUL(a,4)
344#define ACPI_MOD_16(a) _ACPI_MOD(a,16)
345
Bob Moore28f55eb2005-12-02 18:27:00 -0500346#define ACPI_DIV_32(a) _ACPI_DIV(a,5)
347#define ACPI_MUL_32(a) _ACPI_MUL(a,5)
348#define ACPI_MOD_32(a) _ACPI_MOD(a,32)
349
Linus Torvalds1da177e2005-04-16 15:20:36 -0700350/*
351 * Rounding macros (Power of two boundaries only)
352 */
Bob Mooreea936b72006-02-17 00:00:00 -0500353#define ACPI_ROUND_DOWN(value,boundary) (((acpi_native_uint)(value)) & \
Bob Mooreb8e4d892006-01-27 16:43:00 -0500354 (~(((acpi_native_uint) boundary)-1)))
355
Bob Mooreea936b72006-02-17 00:00:00 -0500356#define ACPI_ROUND_UP(value,boundary) ((((acpi_native_uint)(value)) + \
Bob Mooreb8e4d892006-01-27 16:43:00 -0500357 (((acpi_native_uint) boundary)-1)) & \
358 (~(((acpi_native_uint) boundary)-1)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700359
Bob Mooreea936b72006-02-17 00:00:00 -0500360/* Note: sizeof(acpi_native_uint) evaluates to either 2, 4, or 8 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700361
Bob Moore958dd242006-05-12 17:12:00 -0400362#define ACPI_ROUND_DOWN_TO_32BIT(a) ACPI_ROUND_DOWN(a,4)
363#define ACPI_ROUND_DOWN_TO_64BIT(a) ACPI_ROUND_DOWN(a,8)
Bob Mooreea936b72006-02-17 00:00:00 -0500364#define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a) ACPI_ROUND_DOWN(a,sizeof(acpi_native_uint))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700365
Bob Moore958dd242006-05-12 17:12:00 -0400366#define ACPI_ROUND_UP_TO_32BIT(a) ACPI_ROUND_UP(a,4)
367#define ACPI_ROUND_UP_TO_64BIT(a) ACPI_ROUND_UP(a,8)
Bob Mooreea936b72006-02-17 00:00:00 -0500368#define ACPI_ROUND_UP_TO_NATIVE_WORD(a) ACPI_ROUND_UP(a,sizeof(acpi_native_uint))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700369
Bob Mooreea936b72006-02-17 00:00:00 -0500370#define ACPI_ROUND_BITS_UP_TO_BYTES(a) ACPI_DIV_8((a) + 7)
371#define ACPI_ROUND_BITS_DOWN_TO_BYTES(a) ACPI_DIV_8((a))
372
373#define ACPI_ROUND_UP_TO_1K(a) (((a) + 1023) >> 10)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700374
375/* Generic (non-power-of-two) rounding */
376
Bob Mooreea936b72006-02-17 00:00:00 -0500377#define ACPI_ROUND_UP_TO(value,boundary) (((value) + ((boundary)-1)) / (boundary))
378
379#define ACPI_IS_MISALIGNED(value) (((acpi_native_uint)value) & (sizeof(acpi_native_uint)-1))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700380
381/*
382 * Bitmask creation
383 * Bit positions start at zero.
384 * MASK_BITS_ABOVE creates a mask starting AT the position and above
385 * MASK_BITS_BELOW creates a mask starting one bit BELOW the position
386 */
Bob Mooreea936b72006-02-17 00:00:00 -0500387#define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_INTEGER_MAX) << ((u32) (position))))
388#define ACPI_MASK_BITS_BELOW(position) ((ACPI_INTEGER_MAX) << ((u32) (position)))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700389
Bob Mooreea936b72006-02-17 00:00:00 -0500390#define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7'))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700391
Linus Torvalds1da177e2005-04-16 15:20:36 -0700392/* Bitfields within ACPI registers */
393
394#define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) ((val << pos) & mask)
395#define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask)
396
Bob Moorec51a4de2005-11-17 13:07:00 -0500397/* Generate a UUID */
398
Bob Mooreb8e4d892006-01-27 16:43:00 -0500399#define ACPI_INIT_UUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \
400 (a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \
401 (b) & 0xFF, ((b) >> 8) & 0xFF, \
402 (c) & 0xFF, ((c) >> 8) & 0xFF, \
403 (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7)
Bob Moorec51a4de2005-11-17 13:07:00 -0500404
Linus Torvalds1da177e2005-04-16 15:20:36 -0700405/*
406 * An struct acpi_namespace_node * can appear in some contexts,
407 * where a pointer to an union acpi_operand_object can also
408 * appear. This macro is used to distinguish them.
409 *
410 * The "Descriptor" field is the first field in both structures.
411 */
Bob Moore616861242006-03-17 16:44:00 -0500412#define ACPI_GET_DESCRIPTOR_TYPE(d) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type)
413#define ACPI_SET_DESCRIPTOR_TYPE(d,t) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type = t)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700414
Linus Torvalds1da177e2005-04-16 15:20:36 -0700415/* Macro to test the object type */
416
417#define ACPI_GET_OBJECT_TYPE(d) (((union acpi_operand_object *)(void *)(d))->common.type)
418
419/* Macro to check the table flags for SINGLE or MULTIPLE tables are allowed */
420
421#define ACPI_IS_SINGLE_TABLE(x) (((x) & 0x01) == ACPI_TABLE_SINGLE ? 1 : 0)
422
423/*
424 * Macros for the master AML opcode table
425 */
426#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
427#define ACPI_OP(name,Pargs,Iargs,obj_type,class,type,flags) {name,(u32)(Pargs),(u32)(Iargs),(u32)(flags),obj_type,class,type}
428#else
429#define ACPI_OP(name,Pargs,Iargs,obj_type,class,type,flags) {(u32)(Pargs),(u32)(Iargs),(u32)(flags),obj_type,class,type}
430#endif
431
432#ifdef ACPI_DISASSEMBLER
433#define ACPI_DISASM_ONLY_MEMBERS(a) a;
434#else
435#define ACPI_DISASM_ONLY_MEMBERS(a)
436#endif
437
438#define ARG_TYPE_WIDTH 5
439#define ARG_1(x) ((u32)(x))
440#define ARG_2(x) ((u32)(x) << (1 * ARG_TYPE_WIDTH))
441#define ARG_3(x) ((u32)(x) << (2 * ARG_TYPE_WIDTH))
442#define ARG_4(x) ((u32)(x) << (3 * ARG_TYPE_WIDTH))
443#define ARG_5(x) ((u32)(x) << (4 * ARG_TYPE_WIDTH))
444#define ARG_6(x) ((u32)(x) << (5 * ARG_TYPE_WIDTH))
445
446#define ARGI_LIST1(a) (ARG_1(a))
447#define ARGI_LIST2(a,b) (ARG_1(b)|ARG_2(a))
448#define ARGI_LIST3(a,b,c) (ARG_1(c)|ARG_2(b)|ARG_3(a))
449#define ARGI_LIST4(a,b,c,d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a))
450#define ARGI_LIST5(a,b,c,d,e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a))
451#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))
452
453#define ARGP_LIST1(a) (ARG_1(a))
454#define ARGP_LIST2(a,b) (ARG_1(a)|ARG_2(b))
455#define ARGP_LIST3(a,b,c) (ARG_1(a)|ARG_2(b)|ARG_3(c))
456#define ARGP_LIST4(a,b,c,d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d))
457#define ARGP_LIST5(a,b,c,d,e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e))
458#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))
459
460#define GET_CURRENT_ARG_TYPE(list) (list & ((u32) 0x1F))
461#define INCREMENT_ARG_LIST(list) (list >>= ((u32) ARG_TYPE_WIDTH))
462
Bob Mooreb8e4d892006-01-27 16:43:00 -0500463#if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700464/*
Bob Moore4a90c7e2006-01-13 16:22:00 -0500465 * Module name is include in both debug and non-debug versions primarily for
466 * error messages. The __FILE__ macro is not very useful for this, because it
467 * often includes the entire pathname to the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700468 */
Bob Moore4a90c7e2006-01-13 16:22:00 -0500469#define ACPI_MODULE_NAME(name) static char ACPI_UNUSED_VAR *_acpi_module_name = name;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700470#else
Bob Moore4a90c7e2006-01-13 16:22:00 -0500471#define ACPI_MODULE_NAME(name)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700472#endif
473
Bob Moore4a90c7e2006-01-13 16:22:00 -0500474/*
475 * Ascii error messages can be configured out
476 */
477#ifndef ACPI_NO_ERROR_MESSAGES
Bob Mooreb8e4d892006-01-27 16:43:00 -0500478#define AE_INFO _acpi_module_name, __LINE__
Bob Moore4a90c7e2006-01-13 16:22:00 -0500479
480/*
Bob Mooreb8e4d892006-01-27 16:43:00 -0500481 * Error reporting. Callers module and line number are inserted by AE_INFO,
482 * the plist contains a set of parens to allow variable-length lists.
483 * These macros are used for both the debug and non-debug versions of the code.
Bob Moore4a90c7e2006-01-13 16:22:00 -0500484 */
Bob Mooreb8e4d892006-01-27 16:43:00 -0500485#define ACPI_INFO(plist) acpi_ut_info plist
486#define ACPI_WARNING(plist) acpi_ut_warning plist
487#define ACPI_EXCEPTION(plist) acpi_ut_exception plist
488#define ACPI_ERROR(plist) acpi_ut_error plist
489#define ACPI_ERROR_NAMESPACE(s,e) acpi_ns_report_error (AE_INFO, s, e);
490#define ACPI_ERROR_METHOD(s,n,p,e) acpi_ns_report_method_error (AE_INFO, s, n, p, e);
Bob Moore4a90c7e2006-01-13 16:22:00 -0500491
Bob Moore4a90c7e2006-01-13 16:22:00 -0500492#else
493
494/* No error messages */
495
Bob Mooreb8e4d892006-01-27 16:43:00 -0500496#define ACPI_INFO(plist)
497#define ACPI_WARNING(plist)
498#define ACPI_EXCEPTION(plist)
499#define ACPI_ERROR(plist)
500#define ACPI_ERROR_NAMESPACE(s,e)
501#define ACPI_ERROR_METHOD(s,n,p,e)
Bob Moore4a90c7e2006-01-13 16:22:00 -0500502#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700503
504/*
505 * Debug macros that are conditionally compiled
506 */
507#ifdef ACPI_DEBUG_OUTPUT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700508
509/*
Robert Mooref9f46012005-07-08 00:00:00 -0400510 * Common parameters used for debug output functions:
511 * line number, function name, module(file) name, component ID
Linus Torvalds1da177e2005-04-16 15:20:36 -0700512 */
Robert Mooref9f46012005-07-08 00:00:00 -0400513#define ACPI_DEBUG_PARAMETERS __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700514
Robert Mooref9f46012005-07-08 00:00:00 -0400515/*
516 * Function entry tracing
517 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700518
Robert Mooref9f46012005-07-08 00:00:00 -0400519/*
520 * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header,
521 * define it now. This is the case where there the compiler does not support
522 * a __FUNCTION__ macro or equivalent. We save the function name on the
523 * local stack.
524 */
525#ifndef ACPI_GET_FUNCTION_NAME
526#define ACPI_GET_FUNCTION_NAME _acpi_function_name
527/*
528 * The Name parameter should be the procedure name as a quoted string.
Bob Mooreb229cf92006-04-21 17:15:00 -0400529 * This is declared as a local string ("MyFunctionName") so that it can
Robert Mooref9f46012005-07-08 00:00:00 -0400530 * be also used by the function exit macros below.
Robert Moore0c9938c2005-07-29 15:15:00 -0700531 * Note: (const char) is used to be compatible with the debug interfaces
532 * and macros such as __FUNCTION__.
Robert Mooref9f46012005-07-08 00:00:00 -0400533 */
Bob Mooreb229cf92006-04-21 17:15:00 -0400534#define ACPI_FUNCTION_NAME(name) const char *_acpi_function_name = #name;
Robert Mooref9f46012005-07-08 00:00:00 -0400535
536#else
537/* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */
538
539#define ACPI_FUNCTION_NAME(name)
540#endif
541
542#define ACPI_FUNCTION_TRACE(a) ACPI_FUNCTION_NAME(a) \
Bob Moore616861242006-03-17 16:44:00 -0500543 acpi_ut_trace(ACPI_DEBUG_PARAMETERS)
Robert Mooref9f46012005-07-08 00:00:00 -0400544#define ACPI_FUNCTION_TRACE_PTR(a,b) ACPI_FUNCTION_NAME(a) \
Bob Moore616861242006-03-17 16:44:00 -0500545 acpi_ut_trace_ptr(ACPI_DEBUG_PARAMETERS,(void *)b)
Robert Mooref9f46012005-07-08 00:00:00 -0400546#define ACPI_FUNCTION_TRACE_U32(a,b) ACPI_FUNCTION_NAME(a) \
Bob Moore616861242006-03-17 16:44:00 -0500547 acpi_ut_trace_u32(ACPI_DEBUG_PARAMETERS,(u32)b)
Robert Mooref9f46012005-07-08 00:00:00 -0400548#define ACPI_FUNCTION_TRACE_STR(a,b) ACPI_FUNCTION_NAME(a) \
Bob Moore616861242006-03-17 16:44:00 -0500549 acpi_ut_trace_str(ACPI_DEBUG_PARAMETERS,(char *)b)
Robert Mooref9f46012005-07-08 00:00:00 -0400550
551#define ACPI_FUNCTION_ENTRY() acpi_ut_track_stack_ptr()
Linus Torvalds1da177e2005-04-16 15:20:36 -0700552
553/*
554 * Function exit tracing.
555 * WARNING: These macros include a return statement. This is usually considered
556 * bad form, but having a separate exit macro is very ugly and difficult to maintain.
557 * One of the FUNCTION_TRACE macros above must be used in conjunction with these macros
Bob Mooreb229cf92006-04-21 17:15:00 -0400558 * so that "_AcpiFunctionName" is defined.
Bob Moore50eca3e2005-09-30 19:03:00 -0400559 *
560 * Note: the DO_WHILE0 macro is used to prevent some compilers from complaining
561 * about these constructs.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700562 */
563#ifdef ACPI_USE_DO_WHILE_0
564#define ACPI_DO_WHILE0(a) do a while(0)
565#else
566#define ACPI_DO_WHILE0(a) a
567#endif
568
Bob Moore50eca3e2005-09-30 19:03:00 -0400569#define return_VOID ACPI_DO_WHILE0 ({ \
570 acpi_ut_exit (ACPI_DEBUG_PARAMETERS); \
571 return;})
572/*
573 * There are two versions of most of the return macros. The default version is
574 * safer, since it avoids side-effects by guaranteeing that the argument will
575 * not be evaluated twice.
576 *
577 * A less-safe version of the macros is provided for optional use if the
578 * compiler uses excessive CPU stack (for example, this may happen in the
579 * debug case if code optimzation is disabled.)
580 */
581#ifndef ACPI_SIMPLE_RETURN_MACROS
582
583#define return_ACPI_STATUS(s) ACPI_DO_WHILE0 ({ \
584 register acpi_status _s = (s); \
585 acpi_ut_status_exit (ACPI_DEBUG_PARAMETERS, _s); \
586 return (_s); })
587#define return_PTR(s) ACPI_DO_WHILE0 ({ \
588 register void *_s = (void *) (s); \
589 acpi_ut_ptr_exit (ACPI_DEBUG_PARAMETERS, (u8 *) _s); \
590 return (_s); })
591#define return_VALUE(s) ACPI_DO_WHILE0 ({ \
592 register acpi_integer _s = (s); \
593 acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, _s); \
594 return (_s); })
595#define return_UINT8(s) ACPI_DO_WHILE0 ({ \
596 register u8 _s = (u8) (s); \
Bob Moore08978312005-10-21 00:00:00 -0400597 acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) _s); \
Bob Moore50eca3e2005-09-30 19:03:00 -0400598 return (_s); })
599#define return_UINT32(s) ACPI_DO_WHILE0 ({ \
600 register u32 _s = (u32) (s); \
Bob Moore08978312005-10-21 00:00:00 -0400601 acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) _s); \
Bob Moore50eca3e2005-09-30 19:03:00 -0400602 return (_s); })
603#else /* Use original less-safe macros */
604
605#define return_ACPI_STATUS(s) ACPI_DO_WHILE0 ({ \
606 acpi_ut_status_exit (ACPI_DEBUG_PARAMETERS, (s)); \
607 return((s)); })
608#define return_PTR(s) ACPI_DO_WHILE0 ({ \
609 acpi_ut_ptr_exit (ACPI_DEBUG_PARAMETERS, (u8 *) (s)); \
610 return((s)); })
611#define return_VALUE(s) ACPI_DO_WHILE0 ({ \
612 acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) (s)); \
613 return((s)); })
614#define return_UINT8(s) return_VALUE(s)
615#define return_UINT32(s) return_VALUE(s)
616
617#endif /* ACPI_SIMPLE_RETURN_MACROS */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700618
619/* Conditional execution */
620
621#define ACPI_DEBUG_EXEC(a) a
622#define ACPI_NORMAL_EXEC(a)
623
624#define ACPI_DEBUG_DEFINE(a) a;
625#define ACPI_DEBUG_ONLY_MEMBERS(a) a;
626#define _VERBOSE_STRUCTURES
627
Linus Torvalds1da177e2005-04-16 15:20:36 -0700628/* Stack and buffer dumping */
629
630#define ACPI_DUMP_STACK_ENTRY(a) acpi_ex_dump_operand((a),0)
Robert Mooref9f46012005-07-08 00:00:00 -0400631#define ACPI_DUMP_OPERANDS(a,b,c,d,e) acpi_ex_dump_operands(a,b,c,d,e,_acpi_module_name,__LINE__)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700632
Linus Torvalds1da177e2005-04-16 15:20:36 -0700633#define ACPI_DUMP_ENTRY(a,b) acpi_ns_dump_entry (a,b)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700634#define ACPI_DUMP_PATHNAME(a,b,c,d) acpi_ns_dump_pathname(a,b,c,d)
635#define ACPI_DUMP_RESOURCE_LIST(a) acpi_rs_dump_resource_list(a)
636#define ACPI_DUMP_BUFFER(a,b) acpi_ut_dump_buffer((u8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700637
638/*
639 * Master debug print macros
640 * Print iff:
641 * 1) Debug print for the current component is enabled
642 * 2) Debug error level or trace level for the print statement is enabled
643 */
Bob Mooreb8e4d892006-01-27 16:43:00 -0500644#define ACPI_DEBUG_PRINT(plist) acpi_ut_debug_print plist
645#define ACPI_DEBUG_PRINT_RAW(plist) acpi_ut_debug_print_raw plist
Linus Torvalds1da177e2005-04-16 15:20:36 -0700646
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647#else
648/*
649 * This is the non-debug case -- make everything go away,
650 * leaving no executable debug code!
651 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700652#define ACPI_DEBUG_EXEC(a)
653#define ACPI_NORMAL_EXEC(a) a;
654
655#define ACPI_DEBUG_DEFINE(a)
656#define ACPI_DEBUG_ONLY_MEMBERS(a)
657#define ACPI_FUNCTION_NAME(a)
658#define ACPI_FUNCTION_TRACE(a)
659#define ACPI_FUNCTION_TRACE_PTR(a,b)
660#define ACPI_FUNCTION_TRACE_U32(a,b)
661#define ACPI_FUNCTION_TRACE_STR(a,b)
662#define ACPI_FUNCTION_EXIT
663#define ACPI_FUNCTION_STATUS_EXIT(s)
664#define ACPI_FUNCTION_VALUE_EXIT(s)
665#define ACPI_FUNCTION_ENTRY()
666#define ACPI_DUMP_STACK_ENTRY(a)
667#define ACPI_DUMP_OPERANDS(a,b,c,d,e)
668#define ACPI_DUMP_ENTRY(a,b)
Bob Moore616861242006-03-17 16:44:00 -0500669#define ACPI_DUMP_TABLES(a,b)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700670#define ACPI_DUMP_PATHNAME(a,b,c,d)
671#define ACPI_DUMP_RESOURCE_LIST(a)
672#define ACPI_DUMP_BUFFER(a,b)
673#define ACPI_DEBUG_PRINT(pl)
674#define ACPI_DEBUG_PRINT_RAW(pl)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700675
676#define return_VOID return
677#define return_ACPI_STATUS(s) return(s)
678#define return_VALUE(s) return(s)
Bob Moore50eca3e2005-09-30 19:03:00 -0400679#define return_UINT8(s) return(s)
680#define return_UINT32(s) return(s)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700681#define return_PTR(s) return(s)
682
683#endif
684
685/*
686 * Some code only gets executed when the debugger is built in.
687 * Note that this is entirely independent of whether the
688 * DEBUG_PRINT stuff (set by ACPI_DEBUG_OUTPUT) is on, or not.
689 */
690#ifdef ACPI_DEBUGGER
691#define ACPI_DEBUGGER_EXEC(a) a
692#else
693#define ACPI_DEBUGGER_EXEC(a)
694#endif
695
Linus Torvalds1da177e2005-04-16 15:20:36 -0700696/*
697 * For 16-bit code, we want to shrink some things even though
698 * we are using ACPI_DEBUG_OUTPUT to get the debug output
699 */
700#if ACPI_MACHINE_WIDTH == 16
701#undef ACPI_DEBUG_ONLY_MEMBERS
702#undef _VERBOSE_STRUCTURES
703#define ACPI_DEBUG_ONLY_MEMBERS(a)
704#endif
705
Linus Torvalds1da177e2005-04-16 15:20:36 -0700706#ifdef ACPI_DEBUG_OUTPUT
707/*
708 * 1) Set name to blanks
709 * 2) Copy the object name
710 */
711#define ACPI_ADD_OBJECT_NAME(a,b) ACPI_MEMSET (a->common.name, ' ', sizeof (a->common.name));\
712 ACPI_STRNCPY (a->common.name, acpi_gbl_ns_type_names[b], sizeof (a->common.name))
713#else
714
715#define ACPI_ADD_OBJECT_NAME(a,b)
716#endif
717
Linus Torvalds1da177e2005-04-16 15:20:36 -0700718/*
719 * Memory allocation tracking (DEBUG ONLY)
720 */
721#ifndef ACPI_DBG_TRACK_ALLOCATIONS
722
723/* Memory allocation */
724
Bob Moore83135242006-10-03 00:00:00 -0400725#define ACPI_ALLOCATE(a) acpi_ut_allocate((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__)
Bob Moore616861242006-03-17 16:44:00 -0500726#define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__)
Bob Moore83135242006-10-03 00:00:00 -0400727#define ACPI_FREE(a) acpi_os_free(a)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700728#define ACPI_MEM_TRACKING(a)
729
Linus Torvalds1da177e2005-04-16 15:20:36 -0700730#else
731
732/* Memory allocation */
733
Bob Moore83135242006-10-03 00:00:00 -0400734#define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__)
Bob Moore616861242006-03-17 16:44:00 -0500735#define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__)
Bob Moore83135242006-10-03 00:00:00 -0400736#define ACPI_FREE(a) acpi_ut_free_and_track(a,_COMPONENT,_acpi_module_name,__LINE__)
Bob Moore616861242006-03-17 16:44:00 -0500737#define ACPI_MEM_TRACKING(a) a
Linus Torvalds1da177e2005-04-16 15:20:36 -0700738
Len Brown4be44fc2005-08-05 00:44:28 -0400739#endif /* ACPI_DBG_TRACK_ALLOCATIONS */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700740
Len Brown4be44fc2005-08-05 00:44:28 -0400741#endif /* ACMACROS_H */