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| 1 | /******************************************************************************* | |||
| 2 | * | |||
| 3 | * Module Name: rsaddr - Address resource descriptors (16/32/64) | |||
| 4 | * | |||
| 5 | ******************************************************************************/ | |||
| 6 | ||||
| 7 | /* | |||
| 8 | * Copyright (C) 2000 - 2006, R. Byron Moore | |||
| 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 | #include <acpi/acpi.h> | |||
| 45 | #include <acpi/acresrc.h> | |||
| 46 | ||||
| 47 | #define _COMPONENT ACPI_RESOURCES | |||
| 48 | ACPI_MODULE_NAME("rsaddr") | |||
| 49 | ||||
| 50 | /******************************************************************************* | |||
| 51 | * | |||
| 52 | * acpi_rs_convert_address16 - All WORD (16-bit) address resources | |||
| 53 | * | |||
| 54 | ******************************************************************************/ | |||
| 55 | struct acpi_rsconvert_info acpi_rs_convert_address16[5] = { | |||
| 56 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16, | |||
| 57 | ACPI_RS_SIZE(struct acpi_resource_address16), | |||
| 58 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address16)}, | |||
| 59 | ||||
| 60 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16, | |||
| 61 | sizeof(struct aml_resource_address16), | |||
| 62 | 0}, | |||
| 63 | ||||
| 64 | /* Resource Type, General Flags, and Type-Specific Flags */ | |||
| 65 | ||||
| 66 | {ACPI_RSC_ADDRESS, 0, 0, 0}, | |||
| 67 | ||||
| 68 | /* | |||
| 69 | * These fields are contiguous in both the source and destination: | |||
| 70 | * Address Granularity | |||
| 71 | * Address Range Minimum | |||
| 72 | * Address Range Maximum | |||
| 73 | * Address Translation Offset | |||
| 74 | * Address Length | |||
| 75 | */ | |||
| 76 | {ACPI_RSC_MOVE16, ACPI_RS_OFFSET(data.address16.granularity), | |||
| 77 | AML_OFFSET(address16.granularity), | |||
| 78 | 5}, | |||
| 79 | ||||
| 80 | /* Optional resource_source (Index and String) */ | |||
| 81 | ||||
| 82 | {ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address16.resource_source), | |||
| 83 | 0, | |||
| 84 | sizeof(struct aml_resource_address16)} | |||
| 85 | }; | |||
| 86 | ||||
| 87 | /******************************************************************************* | |||
| 88 | * | |||
| 89 | * acpi_rs_convert_address32 - All DWORD (32-bit) address resources | |||
| 90 | * | |||
| 91 | ******************************************************************************/ | |||
| 92 | ||||
| 93 | struct acpi_rsconvert_info acpi_rs_convert_address32[5] = { | |||
| 94 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32, | |||
| 95 | ACPI_RS_SIZE(struct acpi_resource_address32), | |||
| 96 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address32)}, | |||
| 97 | ||||
| 98 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32, | |||
| 99 | sizeof(struct aml_resource_address32), | |||
| 100 | 0}, | |||
| 101 | ||||
| 102 | /* Resource Type, General Flags, and Type-Specific Flags */ | |||
| 103 | ||||
| 104 | {ACPI_RSC_ADDRESS, 0, 0, 0}, | |||
| 105 | ||||
| 106 | /* | |||
| 107 | * These fields are contiguous in both the source and destination: | |||
| 108 | * Address Granularity | |||
| 109 | * Address Range Minimum | |||
| 110 | * Address Range Maximum | |||
| 111 | * Address Translation Offset | |||
| 112 | * Address Length | |||
| 113 | */ | |||
| 114 | {ACPI_RSC_MOVE32, ACPI_RS_OFFSET(data.address32.granularity), | |||
| 115 | AML_OFFSET(address32.granularity), | |||
| 116 | 5}, | |||
| 117 | ||||
| 118 | /* Optional resource_source (Index and String) */ | |||
| 119 | ||||
| 120 | {ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address32.resource_source), | |||
| 121 | 0, | |||
| 122 | sizeof(struct aml_resource_address32)} | |||
| 123 | }; | |||
| 124 | ||||
| 125 | /******************************************************************************* | |||
| 126 | * | |||
| 127 | * acpi_rs_convert_address64 - All QWORD (64-bit) address resources | |||
| 128 | * | |||
| 129 | ******************************************************************************/ | |||
| 130 | ||||
| 131 | struct acpi_rsconvert_info acpi_rs_convert_address64[5] = { | |||
| 132 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64, | |||
| 133 | ACPI_RS_SIZE(struct acpi_resource_address64), | |||
| 134 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address64)}, | |||
| 135 | ||||
| 136 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64, | |||
| 137 | sizeof(struct aml_resource_address64), | |||
| 138 | 0}, | |||
| 139 | ||||
| 140 | /* Resource Type, General Flags, and Type-Specific Flags */ | |||
| 141 | ||||
| 142 | {ACPI_RSC_ADDRESS, 0, 0, 0}, | |||
| 143 | ||||
| 144 | /* | |||
| 145 | * These fields are contiguous in both the source and destination: | |||
| 146 | * Address Granularity | |||
| 147 | * Address Range Minimum | |||
| 148 | * Address Range Maximum | |||
| 149 | * Address Translation Offset | |||
| 150 | * Address Length | |||
| 151 | */ | |||
| 152 | {ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.address64.granularity), | |||
| 153 | AML_OFFSET(address64.granularity), | |||
| 154 | 5}, | |||
| 155 | ||||
| 156 | /* Optional resource_source (Index and String) */ | |||
| 157 | ||||
| 158 | {ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address64.resource_source), | |||
| 159 | 0, | |||
| 160 | sizeof(struct aml_resource_address64)} | |||
| 161 | }; | |||
| 162 | ||||
| 163 | /******************************************************************************* | |||
| 164 | * | |||
| 165 | * acpi_rs_convert_ext_address64 - All Extended (64-bit) address resources | |||
| 166 | * | |||
| 167 | ******************************************************************************/ | |||
| 168 | ||||
| 169 | struct acpi_rsconvert_info acpi_rs_convert_ext_address64[5] = { | |||
| 170 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64, | |||
| 171 | ACPI_RS_SIZE(struct acpi_resource_extended_address64), | |||
| 172 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_ext_address64)}, | |||
| 173 | ||||
| 174 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64, | |||
| 175 | sizeof(struct aml_resource_extended_address64), | |||
| 176 | 0}, | |||
| 177 | ||||
| 178 | /* Resource Type, General Flags, and Type-Specific Flags */ | |||
| 179 | ||||
| 180 | {ACPI_RSC_ADDRESS, 0, 0, 0}, | |||
| 181 | ||||
| 182 | /* Revision ID */ | |||
| 183 | ||||
| 184 | {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.ext_address64.revision_iD), | |||
| 185 | AML_OFFSET(ext_address64.revision_iD), | |||
| 186 | 1}, | |||
| 187 | /* | |||
| 188 | * These fields are contiguous in both the source and destination: | |||
| 189 | * Address Granularity | |||
| 190 | * Address Range Minimum | |||
| 191 | * Address Range Maximum | |||
| 192 | * Address Translation Offset | |||
| 193 | * Address Length | |||
| 194 | * Type-Specific Attribute | |||
| 195 | */ | |||
| 196 | {ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.ext_address64.granularity), | |||
| 197 | AML_OFFSET(ext_address64.granularity), | |||
| 198 | 6} | |||
| 199 | }; | |||
| 200 | ||||
| 201 | /******************************************************************************* | |||
| 202 | * | |||
| 203 | * acpi_rs_convert_general_flags - Flags common to all address descriptors | |||
| 204 | * | |||
| 205 | ******************************************************************************/ | |||
| 206 | ||||
| 207 | static struct acpi_rsconvert_info acpi_rs_convert_general_flags[6] = { | |||
| 208 | {ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.flags), | |||
| 209 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_general_flags)}, | |||
| 210 | ||||
| 211 | /* Resource Type (Memory, Io, bus_number, etc.) */ | |||
| 212 | ||||
| 213 | {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.address.resource_type), | |||
| 214 | AML_OFFSET(address.resource_type), | |||
| 215 | 1}, | |||
| 216 | ||||
| 217 | /* General Flags - Consume, Decode, min_fixed, max_fixed */ | |||
| 218 | ||||
| 219 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.producer_consumer), | |||
| 220 | AML_OFFSET(address.flags), | |||
| 221 | 0}, | |||
| 222 | ||||
| 223 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.decode), | |||
| 224 | AML_OFFSET(address.flags), | |||
| 225 | 1}, | |||
| 226 | ||||
| 227 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.min_address_fixed), | |||
| 228 | AML_OFFSET(address.flags), | |||
| 229 | 2}, | |||
| 230 | ||||
| 231 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.max_address_fixed), | |||
| 232 | AML_OFFSET(address.flags), | |||
| 233 | 3} | |||
| 234 | }; | |||
| 235 | ||||
| 236 | /******************************************************************************* | |||
| 237 | * | |||
| 238 | * acpi_rs_convert_mem_flags - Flags common to Memory address descriptors | |||
| 239 | * | |||
| 240 | ******************************************************************************/ | |||
| 241 | ||||
| 242 | static struct acpi_rsconvert_info acpi_rs_convert_mem_flags[5] = { | |||
| 243 | {ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.specific_flags), | |||
| 244 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_mem_flags)}, | |||
| 245 | ||||
| 246 | /* Memory-specific flags */ | |||
| 247 | ||||
| 248 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.write_protect), | |||
| 249 | AML_OFFSET(address.specific_flags), | |||
| 250 | 0}, | |||
| 251 | ||||
| 252 | {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.caching), | |||
| 253 | AML_OFFSET(address.specific_flags), | |||
| 254 | 1}, | |||
| 255 | ||||
| 256 | {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.range_type), | |||
| 257 | AML_OFFSET(address.specific_flags), | |||
| 258 | 3}, | |||
| 259 | ||||
| 260 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.translation), | |||
| 261 | AML_OFFSET(address.specific_flags), | |||
| 262 | 5} | |||
| 263 | }; | |||
| 264 | ||||
| 265 | /******************************************************************************* | |||
| 266 | * | |||
| 267 | * acpi_rs_convert_io_flags - Flags common to I/O address descriptors | |||
| 268 | * | |||
| 269 | ******************************************************************************/ | |||
| 270 | ||||
| 271 | static struct acpi_rsconvert_info acpi_rs_convert_io_flags[4] = { | |||
| 272 | {ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.specific_flags), | |||
| 273 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_io_flags)}, | |||
| 274 | ||||
| 275 | /* I/O-specific flags */ | |||
| 276 | ||||
| 277 | {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.io.range_type), | |||
| 278 | AML_OFFSET(address.specific_flags), | |||
| 279 | 0}, | |||
| 280 | ||||
| 281 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.io.translation), | |||
| 282 | AML_OFFSET(address.specific_flags), | |||
| 283 | 4}, | |||
| 284 | ||||
| 285 | {ACPI_RSC_1BITFLAG, | |||
| 286 | ACPI_RS_OFFSET(data.address.info.io.translation_type), | |||
| 287 | AML_OFFSET(address.specific_flags), | |||
| 288 | 5} | |||
| 289 | }; | |||
| 290 | ||||
| 291 | /******************************************************************************* | |||
| 292 | * | |||
| 293 | * FUNCTION: acpi_rs_get_address_common | |||
| 294 | * | |||
| 295 | * PARAMETERS: Resource - Pointer to the internal resource struct | |||
| 296 | * Aml - Pointer to the AML resource descriptor | |||
| 297 | * | |||
| 298 | * RETURN: TRUE if the resource_type field is OK, FALSE otherwise | |||
| 299 | * | |||
| 300 | * DESCRIPTION: Convert common flag fields from a raw AML resource descriptor | |||
| 301 | * to an internal resource descriptor | |||
| 302 | * | |||
| 303 | ******************************************************************************/ | |||
| 304 | ||||
| 305 | u8 | |||
| 90 | 0 | 306 | acpi_rs_get_address_common(struct acpi_resource *resource, | |
| 307 | union aml_resource *aml) | |||
| 308 | { | |||
| 309 | ACPI_FUNCTION_ENTRY(); | |||
| 310 | ||||
| 311 | /* Validate the Resource Type */ | |||
| 312 | ||||
| 313 | if ((aml->address.resource_type > 2) | |||
| 0 | 90 | - | 314 | && (aml->address.resource_type < 0xC0)) { |
| 0 | - | 314 | (T) && (T) | |
| 0 | - | 314 | (T) && (F) | |
| 90 | 314 | (F) && (_) | ||
| 0 | - | 315 | return (FALSE); | |
| 316 | } | |||
| 317 | ||||
| 318 | /* Get the Resource Type and General Flags */ | |||
| 319 | ||||
| 320 | (void)acpi_rs_convert_aml_to_resource(resource, aml, | |||
| 321 | acpi_rs_convert_general_flags); | |||
| 322 | ||||
| 323 | /* Get the Type-Specific Flags (Memory and I/O descriptors only) */ | |||
| 324 | ||||
| 72 | 18 | 325 | if (resource->data.address.resource_type == ACPI_MEMORY_RANGE) { | |
| 326 | (void)acpi_rs_convert_aml_to_resource(resource, aml, | |||
| 327 | acpi_rs_convert_mem_flags); | |||
| 12 | 6 | 328 | } else if (resource->data.address.resource_type == ACPI_IO_RANGE) { | |
| 329 | (void)acpi_rs_convert_aml_to_resource(resource, aml, | |||
| 330 | acpi_rs_convert_io_flags); | |||
| 331 | } else { | |||
| 332 | /* Generic resource type, just grab the type_specific byte */ | |||
| 333 | ||||
| 334 | resource->data.address.info.type_specific = | |||
| 335 | aml->address.specific_flags; | |||
| 336 | } | |||
| 337 | ||||
| 90 | 338 | return (TRUE); | ||
| 339 | } | |||
| 340 | ||||
| 341 | /******************************************************************************* | |||
| 342 | * | |||
| 343 | * FUNCTION: acpi_rs_set_address_common | |||
| 344 | * | |||
| 345 | * PARAMETERS: Aml - Pointer to the AML resource descriptor | |||
| 346 | * Resource - Pointer to the internal resource struct | |||
| 347 | * | |||
| 348 | * RETURN: None | |||
| 349 | * | |||
| 350 | * DESCRIPTION: Convert common flag fields from a resource descriptor to an | |||
| 351 | * AML descriptor | |||
| 352 | * | |||
| 353 | ******************************************************************************/ | |||
| 354 | ||||
| 355 | void | |||
| 0 | 0 | - | 356 | acpi_rs_set_address_common(union aml_resource *aml, |
| 357 | struct acpi_resource *resource) | |||
| 358 | { | |||
| 359 | ACPI_FUNCTION_ENTRY(); | |||
| 360 | ||||
| 361 | /* Set the Resource Type and General Flags */ | |||
| 362 | ||||
| 363 | (void)acpi_rs_convert_resource_to_aml(resource, aml, | |||
| 364 | acpi_rs_convert_general_flags); | |||
| 365 | ||||
| 366 | /* Set the Type-Specific Flags (Memory and I/O descriptors only) */ | |||
| 367 | ||||
| 0 | 0 | - | 368 | if (resource->data.address.resource_type == ACPI_MEMORY_RANGE) { |
| 369 | (void)acpi_rs_convert_resource_to_aml(resource, aml, | |||
| 370 | acpi_rs_convert_mem_flags); | |||
| 0 | 0 | - | 371 | } else if (resource->data.address.resource_type == ACPI_IO_RANGE) { |
| 372 | (void)acpi_rs_convert_resource_to_aml(resource, aml, | |||
| 373 | acpi_rs_convert_io_flags); | |||
| 374 | } else { | |||
| 375 | /* Generic resource type, just copy the type_specific byte */ | |||
| 376 | ||||
| 377 | aml->address.specific_flags = | |||
| 378 | resource->data.address.info.type_specific; | |||
| 379 | } | |||
| 380 | } | |||
| ***TER 47% (8/17) of SOURCE FILE rsaddr.c | ||||