| 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Name: acmacros.h - C macros for the entire subsystem. |
| 4 | * |
| 5 | *****************************************************************************/ |
| 6 | |
| 7 | /* |
| 8 | * Copyright (C) 2000 - 2016, 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 | /* Test for ASCII character */ |
| 224 | |
| 225 | #define ACPI_IS_ASCII(c) ((c) < 0x80) |
| 226 | |
| 227 | /* Signed integers */ |
| 228 | |
| 229 | #define ACPI_SIGN_POSITIVE 0 |
| 230 | #define ACPI_SIGN_NEGATIVE 1 |
| 231 | |
| 232 | /* |
| 233 | * Rounding macros (Power of two boundaries only) |
| 234 | */ |
| 235 | #define ACPI_ROUND_DOWN(value, boundary) (((acpi_size)(value)) & \ |
| 236 | (~(((acpi_size) boundary)-1))) |
| 237 | |
| 238 | #define ACPI_ROUND_UP(value, boundary) ((((acpi_size)(value)) + \ |
| 239 | (((acpi_size) boundary)-1)) & \ |
| 240 | (~(((acpi_size) boundary)-1))) |
| 241 | |
| 242 | /* Note: sizeof(acpi_size) evaluates to either 4 or 8 (32- vs 64-bit mode) */ |
| 243 | |
| 244 | #define ACPI_ROUND_DOWN_TO_32BIT(a) ACPI_ROUND_DOWN(a, 4) |
| 245 | #define ACPI_ROUND_DOWN_TO_64BIT(a) ACPI_ROUND_DOWN(a, 8) |
| 246 | #define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a) ACPI_ROUND_DOWN(a, sizeof(acpi_size)) |
| 247 | |
| 248 | #define ACPI_ROUND_UP_TO_32BIT(a) ACPI_ROUND_UP(a, 4) |
| 249 | #define ACPI_ROUND_UP_TO_64BIT(a) ACPI_ROUND_UP(a, 8) |
| 250 | #define ACPI_ROUND_UP_TO_NATIVE_WORD(a) ACPI_ROUND_UP(a, sizeof(acpi_size)) |
| 251 | |
| 252 | #define ACPI_ROUND_BITS_UP_TO_BYTES(a) ACPI_DIV_8((a) + 7) |
| 253 | #define ACPI_ROUND_BITS_DOWN_TO_BYTES(a) ACPI_DIV_8((a)) |
| 254 | |
| 255 | #define ACPI_ROUND_UP_TO_1K(a) (((a) + 1023) >> 10) |
| 256 | |
| 257 | /* Generic (non-power-of-two) rounding */ |
| 258 | |
| 259 | #define ACPI_ROUND_UP_TO(value, boundary) (((value) + ((boundary)-1)) / (boundary)) |
| 260 | |
| 261 | #define ACPI_IS_MISALIGNED(value) (((acpi_size) value) & (sizeof(acpi_size)-1)) |
| 262 | |
| 263 | /* Generic (power-of-two) rounding */ |
| 264 | |
| 265 | #define ACPI_IS_ALIGNED(a, s) (((a) & ((s) - 1)) == 0) |
| 266 | #define ACPI_IS_POWER_OF_TWO(a) ACPI_IS_ALIGNED(a, a) |
| 267 | |
| 268 | /* |
| 269 | * Bitmask creation |
| 270 | * Bit positions start at zero. |
| 271 | * MASK_BITS_ABOVE creates a mask starting AT the position and above |
| 272 | * MASK_BITS_BELOW creates a mask starting one bit BELOW the position |
| 273 | */ |
| 274 | #define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_UINT64_MAX) << ((u32) (position)))) |
| 275 | #define ACPI_MASK_BITS_BELOW(position) ((ACPI_UINT64_MAX) << ((u32) (position))) |
| 276 | |
| 277 | /* Bitfields within ACPI registers */ |
| 278 | |
| 279 | #define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) \ |
| 280 | ((val << pos) & mask) |
| 281 | |
| 282 | #define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) \ |
| 283 | reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask) |
| 284 | |
| 285 | #define ACPI_INSERT_BITS(target, mask, source) \ |
| 286 | target = ((target & (~(mask))) | (source & mask)) |
| 287 | |
| 288 | /* Generic bitfield macros and masks */ |
| 289 | |
| 290 | #define ACPI_GET_BITS(source_ptr, position, mask) \ |
| 291 | ((*(source_ptr) >> (position)) & (mask)) |
| 292 | |
| 293 | #define ACPI_SET_BITS(target_ptr, position, mask, value) \ |
| 294 | (*(target_ptr) |= (((value) & (mask)) << (position))) |
| 295 | |
| 296 | #define ACPI_1BIT_MASK 0x00000001 |
| 297 | #define ACPI_2BIT_MASK 0x00000003 |
| 298 | #define ACPI_3BIT_MASK 0x00000007 |
| 299 | #define ACPI_4BIT_MASK 0x0000000F |
| 300 | #define ACPI_5BIT_MASK 0x0000001F |
| 301 | #define ACPI_6BIT_MASK 0x0000003F |
| 302 | #define ACPI_7BIT_MASK 0x0000007F |
| 303 | #define ACPI_8BIT_MASK 0x000000FF |
| 304 | #define ACPI_16BIT_MASK 0x0000FFFF |
| 305 | #define ACPI_24BIT_MASK 0x00FFFFFF |
| 306 | |
| 307 | /* Macros to extract flag bits from position zero */ |
| 308 | |
| 309 | #define ACPI_GET_1BIT_FLAG(value) ((value) & ACPI_1BIT_MASK) |
| 310 | #define ACPI_GET_2BIT_FLAG(value) ((value) & ACPI_2BIT_MASK) |
| 311 | #define ACPI_GET_3BIT_FLAG(value) ((value) & ACPI_3BIT_MASK) |
| 312 | #define ACPI_GET_4BIT_FLAG(value) ((value) & ACPI_4BIT_MASK) |
| 313 | |
| 314 | /* Macros to extract flag bits from position one and above */ |
| 315 | |
| 316 | #define ACPI_EXTRACT_1BIT_FLAG(field, position) (ACPI_GET_1BIT_FLAG ((field) >> position)) |
| 317 | #define ACPI_EXTRACT_2BIT_FLAG(field, position) (ACPI_GET_2BIT_FLAG ((field) >> position)) |
| 318 | #define ACPI_EXTRACT_3BIT_FLAG(field, position) (ACPI_GET_3BIT_FLAG ((field) >> position)) |
| 319 | #define ACPI_EXTRACT_4BIT_FLAG(field, position) (ACPI_GET_4BIT_FLAG ((field) >> position)) |
| 320 | |
| 321 | /* ACPI Pathname helpers */ |
| 322 | |
| 323 | #define ACPI_IS_ROOT_PREFIX(c) ((c) == (u8) 0x5C) /* Backslash */ |
| 324 | #define ACPI_IS_PARENT_PREFIX(c) ((c) == (u8) 0x5E) /* Carat */ |
| 325 | #define ACPI_IS_PATH_SEPARATOR(c) ((c) == (u8) 0x2E) /* Period (dot) */ |
| 326 | |
| 327 | /* |
| 328 | * An object of type struct acpi_namespace_node can appear in some contexts |
| 329 | * where a pointer to an object of type union acpi_operand_object can also |
| 330 | * appear. This macro is used to distinguish them. |
| 331 | * |
| 332 | * The "DescriptorType" field is the second field in both structures. |
| 333 | */ |
| 334 | #define ACPI_GET_DESCRIPTOR_PTR(d) (((union acpi_descriptor *)(void *)(d))->common.common_pointer) |
| 335 | #define ACPI_SET_DESCRIPTOR_PTR(d, p) (((union acpi_descriptor *)(void *)(d))->common.common_pointer = (p)) |
| 336 | #define ACPI_GET_DESCRIPTOR_TYPE(d) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type) |
| 337 | #define ACPI_SET_DESCRIPTOR_TYPE(d, t) (((union acpi_descriptor *)(void *)(d))->common.descriptor_type = (t)) |
| 338 | |
| 339 | /* |
| 340 | * Macros for the master AML opcode table |
| 341 | */ |
| 342 | #if defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT) |
| 343 | #define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \ |
| 344 | {name, (u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type} |
| 345 | #else |
| 346 | #define ACPI_OP(name, Pargs, Iargs, obj_type, class, type, flags) \ |
| 347 | {(u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type} |
| 348 | #endif |
| 349 | |
| 350 | #define ARG_TYPE_WIDTH 5 |
| 351 | #define ARG_1(x) ((u32)(x)) |
| 352 | #define ARG_2(x) ((u32)(x) << (1 * ARG_TYPE_WIDTH)) |
| 353 | #define ARG_3(x) ((u32)(x) << (2 * ARG_TYPE_WIDTH)) |
| 354 | #define ARG_4(x) ((u32)(x) << (3 * ARG_TYPE_WIDTH)) |
| 355 | #define ARG_5(x) ((u32)(x) << (4 * ARG_TYPE_WIDTH)) |
| 356 | #define ARG_6(x) ((u32)(x) << (5 * ARG_TYPE_WIDTH)) |
| 357 | |
| 358 | #define ARGI_LIST1(a) (ARG_1(a)) |
| 359 | #define ARGI_LIST2(a, b) (ARG_1(b)|ARG_2(a)) |
| 360 | #define ARGI_LIST3(a, b, c) (ARG_1(c)|ARG_2(b)|ARG_3(a)) |
| 361 | #define ARGI_LIST4(a, b, c, d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a)) |
| 362 | #define ARGI_LIST5(a, b, c, d, e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a)) |
| 363 | #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)) |
| 364 | |
| 365 | #define ARGP_LIST1(a) (ARG_1(a)) |
| 366 | #define ARGP_LIST2(a, b) (ARG_1(a)|ARG_2(b)) |
| 367 | #define ARGP_LIST3(a, b, c) (ARG_1(a)|ARG_2(b)|ARG_3(c)) |
| 368 | #define ARGP_LIST4(a, b, c, d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)) |
| 369 | #define ARGP_LIST5(a, b, c, d, e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)) |
| 370 | #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)) |
| 371 | |
| 372 | #define GET_CURRENT_ARG_TYPE(list) (list & ((u32) 0x1F)) |
| 373 | #define INCREMENT_ARG_LIST(list) (list >>= ((u32) ARG_TYPE_WIDTH)) |
| 374 | |
| 375 | /* |
| 376 | * Ascii error messages can be configured out |
| 377 | */ |
| 378 | #ifndef ACPI_NO_ERROR_MESSAGES |
| 379 | /* |
| 380 | * Error reporting. Callers module and line number are inserted by AE_INFO, |
| 381 | * the plist contains a set of parens to allow variable-length lists. |
| 382 | * These macros are used for both the debug and non-debug versions of the code. |
| 383 | */ |
| 384 | #define ACPI_ERROR_NAMESPACE(s, e) acpi_ut_namespace_error (AE_INFO, s, e); |
| 385 | #define ACPI_ERROR_METHOD(s, n, p, e) acpi_ut_method_error (AE_INFO, s, n, p, e); |
| 386 | #define ACPI_WARN_PREDEFINED(plist) acpi_ut_predefined_warning plist |
| 387 | #define ACPI_INFO_PREDEFINED(plist) acpi_ut_predefined_info plist |
| 388 | #define ACPI_BIOS_ERROR_PREDEFINED(plist) acpi_ut_predefined_bios_error plist |
| 389 | |
| 390 | #else |
| 391 | |
| 392 | /* No error messages */ |
| 393 | |
| 394 | #define ACPI_ERROR_NAMESPACE(s, e) |
| 395 | #define ACPI_ERROR_METHOD(s, n, p, e) |
| 396 | #define ACPI_WARN_PREDEFINED(plist) |
| 397 | #define ACPI_INFO_PREDEFINED(plist) |
| 398 | #define ACPI_BIOS_ERROR_PREDEFINED(plist) |
| 399 | |
| 400 | #endif /* ACPI_NO_ERROR_MESSAGES */ |
| 401 | |
| 402 | #if (!ACPI_REDUCED_HARDWARE) |
| 403 | #define ACPI_HW_OPTIONAL_FUNCTION(addr) addr |
| 404 | #else |
| 405 | #define ACPI_HW_OPTIONAL_FUNCTION(addr) NULL |
| 406 | #endif |
| 407 | |
| 408 | /* |
| 409 | * Macros used for ACPICA utilities only |
| 410 | */ |
| 411 | |
| 412 | /* Generate a UUID */ |
| 413 | |
| 414 | #define ACPI_INIT_UUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ |
| 415 | (a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \ |
| 416 | (b) & 0xFF, ((b) >> 8) & 0xFF, \ |
| 417 | (c) & 0xFF, ((c) >> 8) & 0xFF, \ |
| 418 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) |
| 419 | |
| 420 | #define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7')) |
| 421 | |
| 422 | #endif /* ACMACROS_H */ |