1 /******************************************************************************* 2 * 3 * Module Name: rsaddr - Address resource descriptors (16/32/64) 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2016, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 16 * 2.1. This is your license from Intel Corp. under its intellectual property 17 * rights. You may have additional license terms from the party that provided 18 * you this software, covering your right to use that party's intellectual 19 * property rights. 20 * 21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22 * copy of the source code appearing in this file ("Covered Code") an 23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24 * base code distributed originally by Intel ("Original Intel Code") to copy, 25 * make derivatives, distribute, use and display any portion of the Covered 26 * Code in any form, with the right to sublicense such rights; and 27 * 28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29 * license (with the right to sublicense), under only those claims of Intel 30 * patents that are infringed by the Original Intel Code, to make, use, sell, 31 * offer to sell, and import the Covered Code and derivative works thereof 32 * solely to the minimum extent necessary to exercise the above copyright 33 * license, and in no event shall the patent license extend to any additions 34 * to or modifications of the Original Intel Code. No other license or right 35 * is granted directly or by implication, estoppel or otherwise; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 42 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43 * Redistribution of source code of any substantial portion of the Covered 44 * Code or modification with rights to further distribute source must include 45 * the above Copyright Notice, the above License, this list of Conditions, 46 * and the following Disclaimer and Export Compliance provision. In addition, 47 * Licensee must cause all Covered Code to which Licensee contributes to 48 * contain a file documenting the changes Licensee made to create that Covered 49 * Code and the date of any change. Licensee must include in that file the 50 * documentation of any changes made by any predecessor Licensee. Licensee 51 * must include a prominent statement that the modification is derived, 52 * directly or indirectly, from Original Intel Code. 53 * 54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55 * Redistribution of source code of any substantial portion of the Covered 56 * Code or modification without rights to further distribute source must 57 * include the following Disclaimer and Export Compliance provision in the 58 * documentation and/or other materials provided with distribution. In 59 * addition, Licensee may not authorize further sublicense of source of any 60 * portion of the Covered Code, and must include terms to the effect that the 61 * license from Licensee to its licensee is limited to the intellectual 62 * property embodied in the software Licensee provides to its licensee, and 63 * not to intellectual property embodied in modifications its licensee may 64 * make. 65 * 66 * 3.3. Redistribution of Executable. Redistribution in executable form of any 67 * substantial portion of the Covered Code or modification must reproduce the 68 * above Copyright Notice, and the following Disclaimer and Export Compliance 69 * provision in the documentation and/or other materials provided with the 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76 * Intel shall be used in advertising or otherwise to promote the sale, use or 77 * other dealings in products derived from or relating to the Covered Code 78 * without prior written authorization from Intel. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88 * PARTICULAR PURPOSE. 89 * 90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97 * LIMITED REMEDY. 98 * 99 * 4.3. Licensee shall not export, either directly or indirectly, any of this 100 * software or system incorporating such software without first obtaining any 101 * required license or other approval from the U. S. Department of Commerce or 102 * any other agency or department of the United States Government. In the 103 * event Licensee exports any such software from the United States or 104 * re-exports any such software from a foreign destination, Licensee shall 105 * ensure that the distribution and export/re-export of the software is in 106 * compliance with all laws, regulations, orders, or other restrictions of the 107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108 * any of its subsidiaries will export/re-export any technical data, process, 109 * software, or service, directly or indirectly, to any country for which the 110 * United States government or any agency thereof requires an export license, 111 * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 *****************************************************************************/ 115 116 #include "acpi.h" 117 #include "accommon.h" 118 #include "acresrc.h" 119 120 #define _COMPONENT ACPI_RESOURCES 121 ACPI_MODULE_NAME ("rsaddr") 122 123 124 /******************************************************************************* 125 * 126 * AcpiRsConvertAddress16 - All WORD (16-bit) address resources 127 * 128 ******************************************************************************/ 129 130 ACPI_RSCONVERT_INFO AcpiRsConvertAddress16[5] = 131 { 132 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16, 133 ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS16), 134 ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress16)}, 135 136 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16, 137 sizeof (AML_RESOURCE_ADDRESS16), 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_MOVE16, ACPI_RS_OFFSET (Data.Address16.Address.Granularity), 153 AML_OFFSET (Address16.Granularity), 154 5}, 155 156 /* Optional ResourceSource (Index and String) */ 157 158 {ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address16.ResourceSource), 159 0, 160 sizeof (AML_RESOURCE_ADDRESS16)} 161 }; 162 163 164 /******************************************************************************* 165 * 166 * AcpiRsConvertAddress32 - All DWORD (32-bit) address resources 167 * 168 ******************************************************************************/ 169 170 ACPI_RSCONVERT_INFO AcpiRsConvertAddress32[5] = 171 { 172 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32, 173 ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS32), 174 ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress32)}, 175 176 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32, 177 sizeof (AML_RESOURCE_ADDRESS32), 178 0}, 179 180 /* Resource Type, General Flags, and Type-Specific Flags */ 181 182 {ACPI_RSC_ADDRESS, 0, 0, 0}, 183 184 /* 185 * These fields are contiguous in both the source and destination: 186 * Address Granularity 187 * Address Range Minimum 188 * Address Range Maximum 189 * Address Translation Offset 190 * Address Length 191 */ 192 {ACPI_RSC_MOVE32, ACPI_RS_OFFSET (Data.Address32.Address.Granularity), 193 AML_OFFSET (Address32.Granularity), 194 5}, 195 196 /* Optional ResourceSource (Index and String) */ 197 198 {ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address32.ResourceSource), 199 0, 200 sizeof (AML_RESOURCE_ADDRESS32)} 201 }; 202 203 204 /******************************************************************************* 205 * 206 * AcpiRsConvertAddress64 - All QWORD (64-bit) address resources 207 * 208 ******************************************************************************/ 209 210 ACPI_RSCONVERT_INFO AcpiRsConvertAddress64[5] = 211 { 212 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64, 213 ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS64), 214 ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress64)}, 215 216 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64, 217 sizeof (AML_RESOURCE_ADDRESS64), 218 0}, 219 220 /* Resource Type, General Flags, and Type-Specific Flags */ 221 222 {ACPI_RSC_ADDRESS, 0, 0, 0}, 223 224 /* 225 * These fields are contiguous in both the source and destination: 226 * Address Granularity 227 * Address Range Minimum 228 * Address Range Maximum 229 * Address Translation Offset 230 * Address Length 231 */ 232 {ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.Address64.Address.Granularity), 233 AML_OFFSET (Address64.Granularity), 234 5}, 235 236 /* Optional ResourceSource (Index and String) */ 237 238 {ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address64.ResourceSource), 239 0, 240 sizeof (AML_RESOURCE_ADDRESS64)} 241 }; 242 243 244 /******************************************************************************* 245 * 246 * AcpiRsConvertExtAddress64 - All Extended (64-bit) address resources 247 * 248 ******************************************************************************/ 249 250 ACPI_RSCONVERT_INFO AcpiRsConvertExtAddress64[5] = 251 { 252 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64, 253 ACPI_RS_SIZE (ACPI_RESOURCE_EXTENDED_ADDRESS64), 254 ACPI_RSC_TABLE_SIZE (AcpiRsConvertExtAddress64)}, 255 256 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64, 257 sizeof (AML_RESOURCE_EXTENDED_ADDRESS64), 258 0}, 259 260 /* Resource Type, General Flags, and Type-Specific Flags */ 261 262 {ACPI_RSC_ADDRESS, 0, 0, 0}, 263 264 /* Revision ID */ 265 266 {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.ExtAddress64.RevisionID), 267 AML_OFFSET (ExtAddress64.RevisionID), 268 1}, 269 /* 270 * These fields are contiguous in both the source and destination: 271 * Address Granularity 272 * Address Range Minimum 273 * Address Range Maximum 274 * Address Translation Offset 275 * Address Length 276 * Type-Specific Attribute 277 */ 278 {ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.ExtAddress64.Address.Granularity), 279 AML_OFFSET (ExtAddress64.Granularity), 280 6} 281 }; 282 283 284 /******************************************************************************* 285 * 286 * AcpiRsConvertGeneralFlags - Flags common to all address descriptors 287 * 288 ******************************************************************************/ 289 290 static ACPI_RSCONVERT_INFO AcpiRsConvertGeneralFlags[6] = 291 { 292 {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.Flags), 293 ACPI_RSC_TABLE_SIZE (AcpiRsConvertGeneralFlags)}, 294 295 /* Resource Type (Memory, Io, BusNumber, etc.) */ 296 297 {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Address.ResourceType), 298 AML_OFFSET (Address.ResourceType), 299 1}, 300 301 /* General Flags - Consume, Decode, MinFixed, MaxFixed */ 302 303 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.ProducerConsumer), 304 AML_OFFSET (Address.Flags), 305 0}, 306 307 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Decode), 308 AML_OFFSET (Address.Flags), 309 1}, 310 311 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MinAddressFixed), 312 AML_OFFSET (Address.Flags), 313 2}, 314 315 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MaxAddressFixed), 316 AML_OFFSET (Address.Flags), 317 3} 318 }; 319 320 321 /******************************************************************************* 322 * 323 * AcpiRsConvertMemFlags - Flags common to Memory address descriptors 324 * 325 ******************************************************************************/ 326 327 static ACPI_RSCONVERT_INFO AcpiRsConvertMemFlags[5] = 328 { 329 {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags), 330 ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemFlags)}, 331 332 /* Memory-specific flags */ 333 334 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.WriteProtect), 335 AML_OFFSET (Address.SpecificFlags), 336 0}, 337 338 {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Caching), 339 AML_OFFSET (Address.SpecificFlags), 340 1}, 341 342 {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.RangeType), 343 AML_OFFSET (Address.SpecificFlags), 344 3}, 345 346 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Translation), 347 AML_OFFSET (Address.SpecificFlags), 348 5} 349 }; 350 351 352 /******************************************************************************* 353 * 354 * AcpiRsConvertIoFlags - Flags common to I/O address descriptors 355 * 356 ******************************************************************************/ 357 358 static ACPI_RSCONVERT_INFO AcpiRsConvertIoFlags[4] = 359 { 360 {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags), 361 ACPI_RSC_TABLE_SIZE (AcpiRsConvertIoFlags)}, 362 363 /* I/O-specific flags */ 364 365 {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.RangeType), 366 AML_OFFSET (Address.SpecificFlags), 367 0}, 368 369 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.Translation), 370 AML_OFFSET (Address.SpecificFlags), 371 4}, 372 373 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.TranslationType), 374 AML_OFFSET (Address.SpecificFlags), 375 5} 376 }; 377 378 379 /******************************************************************************* 380 * 381 * FUNCTION: AcpiRsGetAddressCommon 382 * 383 * PARAMETERS: Resource - Pointer to the internal resource struct 384 * Aml - Pointer to the AML resource descriptor 385 * 386 * RETURN: TRUE if the ResourceType field is OK, FALSE otherwise 387 * 388 * DESCRIPTION: Convert common flag fields from a raw AML resource descriptor 389 * to an internal resource descriptor 390 * 391 ******************************************************************************/ 392 393 BOOLEAN 394 AcpiRsGetAddressCommon ( 395 ACPI_RESOURCE *Resource, 396 AML_RESOURCE *Aml) 397 { 398 ACPI_FUNCTION_ENTRY (); 399 400 401 /* Validate the Resource Type */ 402 403 if ((Aml->Address.ResourceType > 2) && 404 (Aml->Address.ResourceType < 0xC0)) 405 { 406 return (FALSE); 407 } 408 409 /* Get the Resource Type and General Flags */ 410 411 (void) AcpiRsConvertAmlToResource ( 412 Resource, Aml, AcpiRsConvertGeneralFlags); 413 414 /* Get the Type-Specific Flags (Memory and I/O descriptors only) */ 415 416 if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE) 417 { 418 (void) AcpiRsConvertAmlToResource ( 419 Resource, Aml, AcpiRsConvertMemFlags); 420 } 421 else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE) 422 { 423 (void) AcpiRsConvertAmlToResource ( 424 Resource, Aml, AcpiRsConvertIoFlags); 425 } 426 else 427 { 428 /* Generic resource type, just grab the TypeSpecific byte */ 429 430 Resource->Data.Address.Info.TypeSpecific = 431 Aml->Address.SpecificFlags; 432 } 433 434 return (TRUE); 435 } 436 437 438 /******************************************************************************* 439 * 440 * FUNCTION: AcpiRsSetAddressCommon 441 * 442 * PARAMETERS: Aml - Pointer to the AML resource descriptor 443 * Resource - Pointer to the internal resource struct 444 * 445 * RETURN: None 446 * 447 * DESCRIPTION: Convert common flag fields from a resource descriptor to an 448 * AML descriptor 449 * 450 ******************************************************************************/ 451 452 void 453 AcpiRsSetAddressCommon ( 454 AML_RESOURCE *Aml, 455 ACPI_RESOURCE *Resource) 456 { 457 ACPI_FUNCTION_ENTRY (); 458 459 460 /* Set the Resource Type and General Flags */ 461 462 (void) AcpiRsConvertResourceToAml ( 463 Resource, Aml, AcpiRsConvertGeneralFlags); 464 465 /* Set the Type-Specific Flags (Memory and I/O descriptors only) */ 466 467 if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE) 468 { 469 (void) AcpiRsConvertResourceToAml ( 470 Resource, Aml, AcpiRsConvertMemFlags); 471 } 472 else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE) 473 { 474 (void) AcpiRsConvertResourceToAml ( 475 Resource, Aml, AcpiRsConvertIoFlags); 476 } 477 else 478 { 479 /* Generic resource type, just copy the TypeSpecific byte */ 480 481 Aml->Address.SpecificFlags = 482 Resource->Data.Address.Info.TypeSpecific; 483 } 484 } 485