Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Name: acmacros.h - C macros for the entire subsystem. |
| 4 | * |
| 5 | *****************************************************************************/ |
| 6 | |
| 7 | /* |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 8 | * Copyright (C) 2000 - 2006, R. Byron Moore |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | /* |
| 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)) |
Bob Moore | 987c21a | 2007-02-02 19:48:23 +0300 | [diff] [blame] | 58 | #define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 60 | /* Size calculation */ |
| 61 | |
| 62 | #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) |
| 63 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | #ifdef ACPI_NO_INTEGER64_SUPPORT |
| 65 | /* |
| 66 | * acpi_integer is 32-bits, no 64-bit support on this platform |
| 67 | */ |
| 68 | #define ACPI_LODWORD(l) ((u32)(l)) |
| 69 | #define ACPI_HIDWORD(l) ((u32)(0)) |
| 70 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | #else |
| 72 | |
| 73 | /* |
| 74 | * Full 64-bit address/integer on both 32-bit and 64-bit platforms |
| 75 | */ |
| 76 | #define ACPI_LODWORD(l) ((u32)(u64)(l)) |
| 77 | #define ACPI_HIDWORD(l) ((u32)(((*(struct uint64_struct *)(void *)(&l))).hi)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | #endif |
| 79 | |
| 80 | /* |
| 81 | * printf() format helpers |
| 82 | */ |
| 83 | |
Bob Moore | 958dd24 | 2006-05-12 17:12:00 -0400 | [diff] [blame] | 84 | /* Split 64-bit integer into two 32-bit values. Use with %8.8_x%8.8_x */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 85 | |
| 86 | #define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i),ACPI_LODWORD(i) |
| 87 | |
| 88 | /* |
Bob Moore | defba1d | 2005-12-16 17:05:00 -0500 | [diff] [blame] | 89 | * Extract data using a pointer. Any more than a byte and we |
| 90 | * get into potential aligment issues -- see the STORE macros below. |
| 91 | * Use with care. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | */ |
Bob Moore | c51a4de | 2005-11-17 13:07:00 -0500 | [diff] [blame] | 93 | #define ACPI_GET8(ptr) *ACPI_CAST_PTR (u8, ptr) |
| 94 | #define ACPI_GET16(ptr) *ACPI_CAST_PTR (u16, ptr) |
| 95 | #define ACPI_GET32(ptr) *ACPI_CAST_PTR (u32, ptr) |
| 96 | #define ACPI_GET64(ptr) *ACPI_CAST_PTR (u64, ptr) |
| 97 | #define ACPI_SET8(ptr) *ACPI_CAST_PTR (u8, ptr) |
| 98 | #define ACPI_SET16(ptr) *ACPI_CAST_PTR (u16, ptr) |
| 99 | #define ACPI_SET32(ptr) *ACPI_CAST_PTR (u32, ptr) |
| 100 | #define ACPI_SET64(ptr) *ACPI_CAST_PTR (u64, ptr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 101 | |
Bob Moore | defba1d | 2005-12-16 17:05:00 -0500 | [diff] [blame] | 102 | /* |
| 103 | * Pointer manipulation |
| 104 | */ |
| 105 | #define ACPI_CAST_PTR(t, p) ((t *) (acpi_uintptr_t) (p)) |
| 106 | #define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (acpi_uintptr_t) (p)) |
| 107 | #define ACPI_ADD_PTR(t,a,b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8,(a)) + (acpi_native_uint)(b))) |
| 108 | #define ACPI_PTR_DIFF(a,b) (acpi_native_uint) (ACPI_CAST_PTR (u8,(a)) - ACPI_CAST_PTR (u8,(b))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | |
| 110 | /* Pointer/Integer type conversions */ |
| 111 | |
Bob Moore | defba1d | 2005-12-16 17:05:00 -0500 | [diff] [blame] | 112 | #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void,(void *) NULL,(acpi_native_uint) i) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 113 | #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p,(void *) NULL) |
| 114 | #define ACPI_OFFSET(d,f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f),(void *) NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) |
| 116 | #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 117 | |
Bob Moore | 793c238 | 2006-03-31 00:00:00 -0500 | [diff] [blame] | 118 | #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED |
| 119 | #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32,(a)) == *ACPI_CAST_PTR (u32,(b))) |
| 120 | #else |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 121 | #define ACPI_COMPARE_NAME(a,b) (!ACPI_STRNCMP (ACPI_CAST_PTR (char,(a)), ACPI_CAST_PTR (char,(b)), ACPI_NAME_SIZE)) |
Bob Moore | 793c238 | 2006-03-31 00:00:00 -0500 | [diff] [blame] | 122 | #endif |
| 123 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 124 | /* |
| 125 | * Macros for moving data around to/from buffers that are possibly unaligned. |
| 126 | * If the hardware supports the transfer of unaligned data, just do the store. |
| 127 | * Otherwise, we have to move one byte at a time. |
| 128 | */ |
| 129 | #ifdef ACPI_BIG_ENDIAN |
| 130 | /* |
| 131 | * Macros for big-endian machines |
| 132 | */ |
| 133 | |
| 134 | /* This macro sets a buffer index, starting from the end of the buffer */ |
| 135 | |
| 136 | #define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) ((buf_len) - (((buf_offset)+1) * (byte_gran))) |
| 137 | |
| 138 | /* These macros reverse the bytes during the move, converting little-endian to big endian */ |
| 139 | |
| 140 | /* Big Endian <== Little Endian */ |
| 141 | /* Hi...Lo Lo...Hi */ |
| 142 | /* 16-bit source, 16/32/64 destination */ |
| 143 | |
| 144 | #define ACPI_MOVE_16_TO_16(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[1];\ |
| 145 | (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[0];} |
| 146 | |
| 147 | #define ACPI_MOVE_16_TO_32(d,s) {(*(u32 *)(void *)(d))=0;\ |
| 148 | ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\ |
| 149 | ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];} |
| 150 | |
| 151 | #define ACPI_MOVE_16_TO_64(d,s) {(*(u64 *)(void *)(d))=0;\ |
| 152 | ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\ |
| 153 | ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];} |
| 154 | |
| 155 | /* 32-bit source, 16/32/64 destination */ |
| 156 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 157 | #define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | |
| 159 | #define ACPI_MOVE_32_TO_32(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[3];\ |
| 160 | (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[2];\ |
| 161 | (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\ |
| 162 | (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];} |
| 163 | |
| 164 | #define ACPI_MOVE_32_TO_64(d,s) {(*(u64 *)(void *)(d))=0;\ |
| 165 | ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\ |
| 166 | ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\ |
| 167 | ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\ |
| 168 | ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];} |
| 169 | |
| 170 | /* 64-bit source, 16/32/64 destination */ |
| 171 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 172 | #define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 173 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 174 | #define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | |
| 176 | #define ACPI_MOVE_64_TO_64(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[7];\ |
| 177 | (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[6];\ |
| 178 | (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[5];\ |
| 179 | (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[4];\ |
| 180 | (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\ |
| 181 | (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\ |
| 182 | (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\ |
| 183 | (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];} |
| 184 | #else |
| 185 | /* |
| 186 | * Macros for little-endian machines |
| 187 | */ |
| 188 | |
| 189 | /* This macro sets a buffer index, starting from the beginning of the buffer */ |
| 190 | |
| 191 | #define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) (buf_offset) |
| 192 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 193 | #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | |
| 195 | /* The hardware supports unaligned transfers, just do the little-endian move */ |
| 196 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 197 | /* 16-bit source, 16/32/64 destination */ |
| 198 | |
| 199 | #define ACPI_MOVE_16_TO_16(d,s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s) |
| 200 | #define ACPI_MOVE_16_TO_32(d,s) *(u32 *)(void *)(d) = *(u16 *)(void *)(s) |
| 201 | #define ACPI_MOVE_16_TO_64(d,s) *(u64 *)(void *)(d) = *(u16 *)(void *)(s) |
| 202 | |
| 203 | /* 32-bit source, 16/32/64 destination */ |
| 204 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 205 | #define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | #define ACPI_MOVE_32_TO_32(d,s) *(u32 *)(void *)(d) = *(u32 *)(void *)(s) |
| 207 | #define ACPI_MOVE_32_TO_64(d,s) *(u64 *)(void *)(d) = *(u32 *)(void *)(s) |
| 208 | |
| 209 | /* 64-bit source, 16/32/64 destination */ |
| 210 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 211 | #define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ |
| 212 | #define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 213 | #define ACPI_MOVE_64_TO_64(d,s) *(u64 *)(void *)(d) = *(u64 *)(void *)(s) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 214 | |
| 215 | #else |
| 216 | /* |
| 217 | * The hardware does not support unaligned transfers. We must move the |
| 218 | * data one byte at a time. These macros work whether the source or |
| 219 | * the destination (or both) is/are unaligned. (Little-endian move) |
| 220 | */ |
| 221 | |
| 222 | /* 16-bit source, 16/32/64 destination */ |
| 223 | |
| 224 | #define ACPI_MOVE_16_TO_16(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\ |
| 225 | (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];} |
| 226 | |
| 227 | #define ACPI_MOVE_16_TO_32(d,s) {(*(u32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d,s);} |
| 228 | #define ACPI_MOVE_16_TO_64(d,s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d,s);} |
| 229 | |
| 230 | /* 32-bit source, 16/32/64 destination */ |
| 231 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 232 | #define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 233 | |
| 234 | #define ACPI_MOVE_32_TO_32(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\ |
| 235 | (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\ |
| 236 | (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\ |
| 237 | (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];} |
| 238 | |
| 239 | #define ACPI_MOVE_32_TO_64(d,s) {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d,s);} |
| 240 | |
| 241 | /* 64-bit source, 16/32/64 destination */ |
| 242 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 243 | #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 Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | #define ACPI_MOVE_64_TO_64(d,s) {(( u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\ |
| 246 | (( u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\ |
| 247 | (( u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\ |
| 248 | (( u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\ |
| 249 | (( u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\ |
| 250 | (( u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\ |
| 251 | (( u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\ |
| 252 | (( u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];} |
| 253 | #endif |
| 254 | #endif |
| 255 | |
| 256 | /* Macros based on machine integer width */ |
| 257 | |
Bob Moore | 59fa850 | 2007-02-02 19:48:23 +0300 | [diff] [blame^] | 258 | #if ACPI_MACHINE_WIDTH == 32 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 259 | #define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_32_TO_16(d,s) |
| 260 | |
| 261 | #elif ACPI_MACHINE_WIDTH == 64 |
| 262 | #define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_64_TO_16(d,s) |
| 263 | |
| 264 | #else |
| 265 | #error unknown ACPI_MACHINE_WIDTH |
| 266 | #endif |
| 267 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 268 | /* |
| 269 | * Fast power-of-two math macros for non-optimized compilers |
| 270 | */ |
| 271 | #define _ACPI_DIV(value,power_of2) ((u32) ((value) >> (power_of2))) |
| 272 | #define _ACPI_MUL(value,power_of2) ((u32) ((value) << (power_of2))) |
| 273 | #define _ACPI_MOD(value,divisor) ((u32) ((value) & ((divisor) -1))) |
| 274 | |
| 275 | #define ACPI_DIV_2(a) _ACPI_DIV(a,1) |
| 276 | #define ACPI_MUL_2(a) _ACPI_MUL(a,1) |
| 277 | #define ACPI_MOD_2(a) _ACPI_MOD(a,2) |
| 278 | |
| 279 | #define ACPI_DIV_4(a) _ACPI_DIV(a,2) |
| 280 | #define ACPI_MUL_4(a) _ACPI_MUL(a,2) |
| 281 | #define ACPI_MOD_4(a) _ACPI_MOD(a,4) |
| 282 | |
| 283 | #define ACPI_DIV_8(a) _ACPI_DIV(a,3) |
| 284 | #define ACPI_MUL_8(a) _ACPI_MUL(a,3) |
| 285 | #define ACPI_MOD_8(a) _ACPI_MOD(a,8) |
| 286 | |
| 287 | #define ACPI_DIV_16(a) _ACPI_DIV(a,4) |
| 288 | #define ACPI_MUL_16(a) _ACPI_MUL(a,4) |
| 289 | #define ACPI_MOD_16(a) _ACPI_MOD(a,16) |
| 290 | |
Bob Moore | 28f55eb | 2005-12-02 18:27:00 -0500 | [diff] [blame] | 291 | #define ACPI_DIV_32(a) _ACPI_DIV(a,5) |
| 292 | #define ACPI_MUL_32(a) _ACPI_MUL(a,5) |
| 293 | #define ACPI_MOD_32(a) _ACPI_MOD(a,32) |
| 294 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 295 | /* |
| 296 | * Rounding macros (Power of two boundaries only) |
| 297 | */ |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 298 | #define ACPI_ROUND_DOWN(value,boundary) (((acpi_native_uint)(value)) & \ |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 299 | (~(((acpi_native_uint) boundary)-1))) |
| 300 | |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 301 | #define ACPI_ROUND_UP(value,boundary) ((((acpi_native_uint)(value)) + \ |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 302 | (((acpi_native_uint) boundary)-1)) & \ |
| 303 | (~(((acpi_native_uint) boundary)-1))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 304 | |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 305 | /* Note: sizeof(acpi_native_uint) evaluates to either 2, 4, or 8 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 306 | |
Bob Moore | 958dd24 | 2006-05-12 17:12:00 -0400 | [diff] [blame] | 307 | #define ACPI_ROUND_DOWN_TO_32BIT(a) ACPI_ROUND_DOWN(a,4) |
| 308 | #define ACPI_ROUND_DOWN_TO_64BIT(a) ACPI_ROUND_DOWN(a,8) |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 309 | #define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a) ACPI_ROUND_DOWN(a,sizeof(acpi_native_uint)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 310 | |
Bob Moore | 958dd24 | 2006-05-12 17:12:00 -0400 | [diff] [blame] | 311 | #define ACPI_ROUND_UP_TO_32BIT(a) ACPI_ROUND_UP(a,4) |
| 312 | #define ACPI_ROUND_UP_TO_64BIT(a) ACPI_ROUND_UP(a,8) |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 313 | #define ACPI_ROUND_UP_TO_NATIVE_WORD(a) ACPI_ROUND_UP(a,sizeof(acpi_native_uint)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 315 | #define ACPI_ROUND_BITS_UP_TO_BYTES(a) ACPI_DIV_8((a) + 7) |
| 316 | #define ACPI_ROUND_BITS_DOWN_TO_BYTES(a) ACPI_DIV_8((a)) |
| 317 | |
| 318 | #define ACPI_ROUND_UP_TO_1K(a) (((a) + 1023) >> 10) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 319 | |
| 320 | /* Generic (non-power-of-two) rounding */ |
| 321 | |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 322 | #define ACPI_ROUND_UP_TO(value,boundary) (((value) + ((boundary)-1)) / (boundary)) |
| 323 | |
| 324 | #define ACPI_IS_MISALIGNED(value) (((acpi_native_uint)value) & (sizeof(acpi_native_uint)-1)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 325 | |
| 326 | /* |
| 327 | * Bitmask creation |
| 328 | * Bit positions start at zero. |
| 329 | * MASK_BITS_ABOVE creates a mask starting AT the position and above |
| 330 | * MASK_BITS_BELOW creates a mask starting one bit BELOW the position |
| 331 | */ |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 332 | #define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_INTEGER_MAX) << ((u32) (position)))) |
| 333 | #define ACPI_MASK_BITS_BELOW(position) ((ACPI_INTEGER_MAX) << ((u32) (position))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 334 | |
Bob Moore | ea936b7 | 2006-02-17 00:00:00 -0500 | [diff] [blame] | 335 | #define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7')) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 337 | /* Bitfields within ACPI registers */ |
| 338 | |
| 339 | #define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) ((val << pos) & mask) |
| 340 | #define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask) |
| 341 | |
Bob Moore | 967440e3 | 2006-06-23 17:04:00 -0400 | [diff] [blame] | 342 | #define ACPI_INSERT_BITS(target, mask, source) target = ((target & (~(mask))) | (source & mask)) |
| 343 | |
Bob Moore | c51a4de | 2005-11-17 13:07:00 -0500 | [diff] [blame] | 344 | /* Generate a UUID */ |
| 345 | |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 346 | #define ACPI_INIT_UUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \ |
| 347 | (a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \ |
| 348 | (b) & 0xFF, ((b) >> 8) & 0xFF, \ |
| 349 | (c) & 0xFF, ((c) >> 8) & 0xFF, \ |
| 350 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) |
Bob Moore | c51a4de | 2005-11-17 13:07:00 -0500 | [diff] [blame] | 351 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 352 | /* |
| 353 | * An struct acpi_namespace_node * can appear in some contexts, |
| 354 | * where a pointer to an union acpi_operand_object can also |
| 355 | * appear. This macro is used to distinguish them. |
| 356 | * |
| 357 | * The "Descriptor" field is the first field in both structures. |
| 358 | */ |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 359 | #define ACPI_GET_DESCRIPTOR_TYPE(d) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type) |
| 360 | #define ACPI_SET_DESCRIPTOR_TYPE(d,t) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type = t) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 361 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 362 | /* Macro to test the object type */ |
| 363 | |
| 364 | #define ACPI_GET_OBJECT_TYPE(d) (((union acpi_operand_object *)(void *)(d))->common.type) |
| 365 | |
| 366 | /* Macro to check the table flags for SINGLE or MULTIPLE tables are allowed */ |
| 367 | |
| 368 | #define ACPI_IS_SINGLE_TABLE(x) (((x) & 0x01) == ACPI_TABLE_SINGLE ? 1 : 0) |
| 369 | |
| 370 | /* |
| 371 | * Macros for the master AML opcode table |
| 372 | */ |
| 373 | #if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT) |
| 374 | #define ACPI_OP(name,Pargs,Iargs,obj_type,class,type,flags) {name,(u32)(Pargs),(u32)(Iargs),(u32)(flags),obj_type,class,type} |
| 375 | #else |
| 376 | #define ACPI_OP(name,Pargs,Iargs,obj_type,class,type,flags) {(u32)(Pargs),(u32)(Iargs),(u32)(flags),obj_type,class,type} |
| 377 | #endif |
| 378 | |
| 379 | #ifdef ACPI_DISASSEMBLER |
| 380 | #define ACPI_DISASM_ONLY_MEMBERS(a) a; |
| 381 | #else |
| 382 | #define ACPI_DISASM_ONLY_MEMBERS(a) |
| 383 | #endif |
| 384 | |
| 385 | #define ARG_TYPE_WIDTH 5 |
| 386 | #define ARG_1(x) ((u32)(x)) |
| 387 | #define ARG_2(x) ((u32)(x) << (1 * ARG_TYPE_WIDTH)) |
| 388 | #define ARG_3(x) ((u32)(x) << (2 * ARG_TYPE_WIDTH)) |
| 389 | #define ARG_4(x) ((u32)(x) << (3 * ARG_TYPE_WIDTH)) |
| 390 | #define ARG_5(x) ((u32)(x) << (4 * ARG_TYPE_WIDTH)) |
| 391 | #define ARG_6(x) ((u32)(x) << (5 * ARG_TYPE_WIDTH)) |
| 392 | |
| 393 | #define ARGI_LIST1(a) (ARG_1(a)) |
| 394 | #define ARGI_LIST2(a,b) (ARG_1(b)|ARG_2(a)) |
| 395 | #define ARGI_LIST3(a,b,c) (ARG_1(c)|ARG_2(b)|ARG_3(a)) |
| 396 | #define ARGI_LIST4(a,b,c,d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a)) |
| 397 | #define ARGI_LIST5(a,b,c,d,e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a)) |
| 398 | #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)) |
| 399 | |
| 400 | #define ARGP_LIST1(a) (ARG_1(a)) |
| 401 | #define ARGP_LIST2(a,b) (ARG_1(a)|ARG_2(b)) |
| 402 | #define ARGP_LIST3(a,b,c) (ARG_1(a)|ARG_2(b)|ARG_3(c)) |
| 403 | #define ARGP_LIST4(a,b,c,d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)) |
| 404 | #define ARGP_LIST5(a,b,c,d,e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)) |
| 405 | #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)) |
| 406 | |
| 407 | #define GET_CURRENT_ARG_TYPE(list) (list & ((u32) 0x1F)) |
| 408 | #define INCREMENT_ARG_LIST(list) (list >>= ((u32) ARG_TYPE_WIDTH)) |
| 409 | |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 410 | #if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 411 | /* |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 412 | * Module name is include in both debug and non-debug versions primarily for |
| 413 | * error messages. The __FILE__ macro is not very useful for this, because it |
| 414 | * often includes the entire pathname to the module |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | */ |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 416 | #define ACPI_MODULE_NAME(name) static char ACPI_UNUSED_VAR *_acpi_module_name = name; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 417 | #else |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 418 | #define ACPI_MODULE_NAME(name) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | #endif |
| 420 | |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 421 | /* |
| 422 | * Ascii error messages can be configured out |
| 423 | */ |
| 424 | #ifndef ACPI_NO_ERROR_MESSAGES |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 425 | #define AE_INFO _acpi_module_name, __LINE__ |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 426 | |
| 427 | /* |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 428 | * Error reporting. Callers module and line number are inserted by AE_INFO, |
| 429 | * the plist contains a set of parens to allow variable-length lists. |
| 430 | * These macros are used for both the debug and non-debug versions of the code. |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 431 | */ |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 432 | #define ACPI_INFO(plist) acpi_ut_info plist |
| 433 | #define ACPI_WARNING(plist) acpi_ut_warning plist |
| 434 | #define ACPI_EXCEPTION(plist) acpi_ut_exception plist |
| 435 | #define ACPI_ERROR(plist) acpi_ut_error plist |
| 436 | #define ACPI_ERROR_NAMESPACE(s,e) acpi_ns_report_error (AE_INFO, s, e); |
| 437 | #define ACPI_ERROR_METHOD(s,n,p,e) acpi_ns_report_method_error (AE_INFO, s, n, p, e); |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 438 | |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 439 | #else |
| 440 | |
| 441 | /* No error messages */ |
| 442 | |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 443 | #define ACPI_INFO(plist) |
| 444 | #define ACPI_WARNING(plist) |
| 445 | #define ACPI_EXCEPTION(plist) |
| 446 | #define ACPI_ERROR(plist) |
| 447 | #define ACPI_ERROR_NAMESPACE(s,e) |
| 448 | #define ACPI_ERROR_METHOD(s,n,p,e) |
Bob Moore | 4a90c7e | 2006-01-13 16:22:00 -0500 | [diff] [blame] | 449 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | |
| 451 | /* |
| 452 | * Debug macros that are conditionally compiled |
| 453 | */ |
| 454 | #ifdef ACPI_DEBUG_OUTPUT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 455 | |
| 456 | /* |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 457 | * Common parameters used for debug output functions: |
| 458 | * line number, function name, module(file) name, component ID |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 459 | */ |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 460 | #define ACPI_DEBUG_PARAMETERS __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 461 | |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 462 | /* |
| 463 | * Function entry tracing |
| 464 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 465 | |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 466 | /* |
| 467 | * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header, |
| 468 | * define it now. This is the case where there the compiler does not support |
| 469 | * a __FUNCTION__ macro or equivalent. We save the function name on the |
| 470 | * local stack. |
| 471 | */ |
| 472 | #ifndef ACPI_GET_FUNCTION_NAME |
| 473 | #define ACPI_GET_FUNCTION_NAME _acpi_function_name |
| 474 | /* |
| 475 | * The Name parameter should be the procedure name as a quoted string. |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 476 | * This is declared as a local string ("MyFunctionName") so that it can |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 477 | * be also used by the function exit macros below. |
Robert Moore | 0c9938c | 2005-07-29 15:15:00 -0700 | [diff] [blame] | 478 | * Note: (const char) is used to be compatible with the debug interfaces |
| 479 | * and macros such as __FUNCTION__. |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 480 | */ |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 481 | #define ACPI_FUNCTION_NAME(name) const char *_acpi_function_name = #name; |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 482 | |
| 483 | #else |
| 484 | /* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */ |
| 485 | |
| 486 | #define ACPI_FUNCTION_NAME(name) |
| 487 | #endif |
| 488 | |
| 489 | #define ACPI_FUNCTION_TRACE(a) ACPI_FUNCTION_NAME(a) \ |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 490 | acpi_ut_trace(ACPI_DEBUG_PARAMETERS) |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 491 | #define ACPI_FUNCTION_TRACE_PTR(a,b) ACPI_FUNCTION_NAME(a) \ |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 492 | acpi_ut_trace_ptr(ACPI_DEBUG_PARAMETERS,(void *)b) |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 493 | #define ACPI_FUNCTION_TRACE_U32(a,b) ACPI_FUNCTION_NAME(a) \ |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 494 | acpi_ut_trace_u32(ACPI_DEBUG_PARAMETERS,(u32)b) |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 495 | #define ACPI_FUNCTION_TRACE_STR(a,b) ACPI_FUNCTION_NAME(a) \ |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 496 | acpi_ut_trace_str(ACPI_DEBUG_PARAMETERS,(char *)b) |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 497 | |
| 498 | #define ACPI_FUNCTION_ENTRY() acpi_ut_track_stack_ptr() |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 499 | |
| 500 | /* |
| 501 | * Function exit tracing. |
| 502 | * WARNING: These macros include a return statement. This is usually considered |
| 503 | * bad form, but having a separate exit macro is very ugly and difficult to maintain. |
| 504 | * One of the FUNCTION_TRACE macros above must be used in conjunction with these macros |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 505 | * so that "_AcpiFunctionName" is defined. |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 506 | * |
| 507 | * Note: the DO_WHILE0 macro is used to prevent some compilers from complaining |
| 508 | * about these constructs. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 509 | */ |
| 510 | #ifdef ACPI_USE_DO_WHILE_0 |
| 511 | #define ACPI_DO_WHILE0(a) do a while(0) |
| 512 | #else |
| 513 | #define ACPI_DO_WHILE0(a) a |
| 514 | #endif |
| 515 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 516 | #define return_VOID ACPI_DO_WHILE0 ({ \ |
| 517 | acpi_ut_exit (ACPI_DEBUG_PARAMETERS); \ |
| 518 | return;}) |
| 519 | /* |
| 520 | * There are two versions of most of the return macros. The default version is |
| 521 | * safer, since it avoids side-effects by guaranteeing that the argument will |
| 522 | * not be evaluated twice. |
| 523 | * |
| 524 | * A less-safe version of the macros is provided for optional use if the |
| 525 | * compiler uses excessive CPU stack (for example, this may happen in the |
| 526 | * debug case if code optimzation is disabled.) |
| 527 | */ |
| 528 | #ifndef ACPI_SIMPLE_RETURN_MACROS |
| 529 | |
| 530 | #define return_ACPI_STATUS(s) ACPI_DO_WHILE0 ({ \ |
| 531 | register acpi_status _s = (s); \ |
| 532 | acpi_ut_status_exit (ACPI_DEBUG_PARAMETERS, _s); \ |
| 533 | return (_s); }) |
| 534 | #define return_PTR(s) ACPI_DO_WHILE0 ({ \ |
| 535 | register void *_s = (void *) (s); \ |
| 536 | acpi_ut_ptr_exit (ACPI_DEBUG_PARAMETERS, (u8 *) _s); \ |
| 537 | return (_s); }) |
| 538 | #define return_VALUE(s) ACPI_DO_WHILE0 ({ \ |
| 539 | register acpi_integer _s = (s); \ |
| 540 | acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, _s); \ |
| 541 | return (_s); }) |
| 542 | #define return_UINT8(s) ACPI_DO_WHILE0 ({ \ |
| 543 | register u8 _s = (u8) (s); \ |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 544 | acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) _s); \ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 545 | return (_s); }) |
| 546 | #define return_UINT32(s) ACPI_DO_WHILE0 ({ \ |
| 547 | register u32 _s = (u32) (s); \ |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 548 | acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) _s); \ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 549 | return (_s); }) |
| 550 | #else /* Use original less-safe macros */ |
| 551 | |
| 552 | #define return_ACPI_STATUS(s) ACPI_DO_WHILE0 ({ \ |
| 553 | acpi_ut_status_exit (ACPI_DEBUG_PARAMETERS, (s)); \ |
| 554 | return((s)); }) |
| 555 | #define return_PTR(s) ACPI_DO_WHILE0 ({ \ |
| 556 | acpi_ut_ptr_exit (ACPI_DEBUG_PARAMETERS, (u8 *) (s)); \ |
| 557 | return((s)); }) |
| 558 | #define return_VALUE(s) ACPI_DO_WHILE0 ({ \ |
| 559 | acpi_ut_value_exit (ACPI_DEBUG_PARAMETERS, (acpi_integer) (s)); \ |
| 560 | return((s)); }) |
| 561 | #define return_UINT8(s) return_VALUE(s) |
| 562 | #define return_UINT32(s) return_VALUE(s) |
| 563 | |
| 564 | #endif /* ACPI_SIMPLE_RETURN_MACROS */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 565 | |
| 566 | /* Conditional execution */ |
| 567 | |
| 568 | #define ACPI_DEBUG_EXEC(a) a |
| 569 | #define ACPI_NORMAL_EXEC(a) |
| 570 | |
| 571 | #define ACPI_DEBUG_DEFINE(a) a; |
| 572 | #define ACPI_DEBUG_ONLY_MEMBERS(a) a; |
| 573 | #define _VERBOSE_STRUCTURES |
| 574 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | /* Stack and buffer dumping */ |
| 576 | |
| 577 | #define ACPI_DUMP_STACK_ENTRY(a) acpi_ex_dump_operand((a),0) |
Robert Moore | f9f4601 | 2005-07-08 00:00:00 -0400 | [diff] [blame] | 578 | #define ACPI_DUMP_OPERANDS(a,b,c,d,e) acpi_ex_dump_operands(a,b,c,d,e,_acpi_module_name,__LINE__) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 580 | #define ACPI_DUMP_ENTRY(a,b) acpi_ns_dump_entry (a,b) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 581 | #define ACPI_DUMP_PATHNAME(a,b,c,d) acpi_ns_dump_pathname(a,b,c,d) |
| 582 | #define ACPI_DUMP_RESOURCE_LIST(a) acpi_rs_dump_resource_list(a) |
| 583 | #define ACPI_DUMP_BUFFER(a,b) acpi_ut_dump_buffer((u8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 584 | |
| 585 | /* |
| 586 | * Master debug print macros |
| 587 | * Print iff: |
| 588 | * 1) Debug print for the current component is enabled |
| 589 | * 2) Debug error level or trace level for the print statement is enabled |
| 590 | */ |
Bob Moore | b8e4d89 | 2006-01-27 16:43:00 -0500 | [diff] [blame] | 591 | #define ACPI_DEBUG_PRINT(plist) acpi_ut_debug_print plist |
| 592 | #define ACPI_DEBUG_PRINT_RAW(plist) acpi_ut_debug_print_raw plist |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 593 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 594 | #else |
| 595 | /* |
| 596 | * This is the non-debug case -- make everything go away, |
| 597 | * leaving no executable debug code! |
| 598 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 599 | #define ACPI_DEBUG_EXEC(a) |
| 600 | #define ACPI_NORMAL_EXEC(a) a; |
| 601 | |
| 602 | #define ACPI_DEBUG_DEFINE(a) |
| 603 | #define ACPI_DEBUG_ONLY_MEMBERS(a) |
| 604 | #define ACPI_FUNCTION_NAME(a) |
| 605 | #define ACPI_FUNCTION_TRACE(a) |
| 606 | #define ACPI_FUNCTION_TRACE_PTR(a,b) |
| 607 | #define ACPI_FUNCTION_TRACE_U32(a,b) |
| 608 | #define ACPI_FUNCTION_TRACE_STR(a,b) |
| 609 | #define ACPI_FUNCTION_EXIT |
| 610 | #define ACPI_FUNCTION_STATUS_EXIT(s) |
| 611 | #define ACPI_FUNCTION_VALUE_EXIT(s) |
| 612 | #define ACPI_FUNCTION_ENTRY() |
| 613 | #define ACPI_DUMP_STACK_ENTRY(a) |
| 614 | #define ACPI_DUMP_OPERANDS(a,b,c,d,e) |
| 615 | #define ACPI_DUMP_ENTRY(a,b) |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 616 | #define ACPI_DUMP_TABLES(a,b) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 617 | #define ACPI_DUMP_PATHNAME(a,b,c,d) |
| 618 | #define ACPI_DUMP_RESOURCE_LIST(a) |
| 619 | #define ACPI_DUMP_BUFFER(a,b) |
| 620 | #define ACPI_DEBUG_PRINT(pl) |
| 621 | #define ACPI_DEBUG_PRINT_RAW(pl) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 622 | |
| 623 | #define return_VOID return |
| 624 | #define return_ACPI_STATUS(s) return(s) |
| 625 | #define return_VALUE(s) return(s) |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 626 | #define return_UINT8(s) return(s) |
| 627 | #define return_UINT32(s) return(s) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | #define return_PTR(s) return(s) |
| 629 | |
| 630 | #endif |
| 631 | |
| 632 | /* |
| 633 | * Some code only gets executed when the debugger is built in. |
| 634 | * Note that this is entirely independent of whether the |
| 635 | * DEBUG_PRINT stuff (set by ACPI_DEBUG_OUTPUT) is on, or not. |
| 636 | */ |
| 637 | #ifdef ACPI_DEBUGGER |
| 638 | #define ACPI_DEBUGGER_EXEC(a) a |
| 639 | #else |
| 640 | #define ACPI_DEBUGGER_EXEC(a) |
| 641 | #endif |
| 642 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 643 | #ifdef ACPI_DEBUG_OUTPUT |
| 644 | /* |
| 645 | * 1) Set name to blanks |
| 646 | * 2) Copy the object name |
| 647 | */ |
| 648 | #define ACPI_ADD_OBJECT_NAME(a,b) ACPI_MEMSET (a->common.name, ' ', sizeof (a->common.name));\ |
| 649 | ACPI_STRNCPY (a->common.name, acpi_gbl_ns_type_names[b], sizeof (a->common.name)) |
| 650 | #else |
| 651 | |
| 652 | #define ACPI_ADD_OBJECT_NAME(a,b) |
| 653 | #endif |
| 654 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 655 | /* |
| 656 | * Memory allocation tracking (DEBUG ONLY) |
| 657 | */ |
| 658 | #ifndef ACPI_DBG_TRACK_ALLOCATIONS |
| 659 | |
| 660 | /* Memory allocation */ |
| 661 | |
Len Brown | e21c1ca | 2006-07-10 01:35:51 -0400 | [diff] [blame] | 662 | #ifndef ACPI_ALLOCATE |
Bob Moore | 8313524 | 2006-10-03 00:00:00 -0400 | [diff] [blame] | 663 | #define ACPI_ALLOCATE(a) acpi_ut_allocate((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__) |
Len Brown | e21c1ca | 2006-07-10 01:35:51 -0400 | [diff] [blame] | 664 | #endif |
| 665 | #ifndef ACPI_ALLOCATE_ZEROED |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 666 | #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__) |
Len Brown | e21c1ca | 2006-07-10 01:35:51 -0400 | [diff] [blame] | 667 | #endif |
| 668 | #ifndef ACPI_FREE |
| 669 | #define ACPI_FREE(a) acpio_os_free(a) |
| 670 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 671 | #define ACPI_MEM_TRACKING(a) |
| 672 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 673 | #else |
| 674 | |
| 675 | /* Memory allocation */ |
| 676 | |
Bob Moore | 8313524 | 2006-10-03 00:00:00 -0400 | [diff] [blame] | 677 | #define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__) |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 678 | #define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__) |
Bob Moore | 8313524 | 2006-10-03 00:00:00 -0400 | [diff] [blame] | 679 | #define ACPI_FREE(a) acpi_ut_free_and_track(a,_COMPONENT,_acpi_module_name,__LINE__) |
Bob Moore | 61686124 | 2006-03-17 16:44:00 -0500 | [diff] [blame] | 680 | #define ACPI_MEM_TRACKING(a) a |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 681 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 682 | #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 683 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 684 | #endif /* ACMACROS_H */ |