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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 | // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 /******************************************************************************* * * Module Name: rsaddr - Address resource descriptors (16/32/64) * ******************************************************************************/ #include <acpi/acpi.h> #include "accommon.h" #include "acresrc.h" #define _COMPONENT ACPI_RESOURCES ACPI_MODULE_NAME("rsaddr") /******************************************************************************* * * acpi_rs_convert_address16 - All WORD (16-bit) address resources * ******************************************************************************/ struct acpi_rsconvert_info acpi_rs_convert_address16[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16, ACPI_RS_SIZE(struct acpi_resource_address16), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address16)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16, sizeof(struct aml_resource_address16), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length */ {ACPI_RSC_MOVE16, ACPI_RS_OFFSET(data.address16.address.granularity), AML_OFFSET(address16.granularity), 5}, /* Optional resource_source (Index and String) */ {ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address16.resource_source), 0, sizeof(struct aml_resource_address16)} }; /******************************************************************************* * * acpi_rs_convert_address32 - All DWORD (32-bit) address resources * ******************************************************************************/ struct acpi_rsconvert_info acpi_rs_convert_address32[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32, ACPI_RS_SIZE(struct acpi_resource_address32), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address32)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32, sizeof(struct aml_resource_address32), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length */ {ACPI_RSC_MOVE32, ACPI_RS_OFFSET(data.address32.address.granularity), AML_OFFSET(address32.granularity), 5}, /* Optional resource_source (Index and String) */ {ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address32.resource_source), 0, sizeof(struct aml_resource_address32)} }; /******************************************************************************* * * acpi_rs_convert_address64 - All QWORD (64-bit) address resources * ******************************************************************************/ struct acpi_rsconvert_info acpi_rs_convert_address64[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64, ACPI_RS_SIZE(struct acpi_resource_address64), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_address64)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64, sizeof(struct aml_resource_address64), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length */ {ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.address64.address.granularity), AML_OFFSET(address64.granularity), 5}, /* Optional resource_source (Index and String) */ {ACPI_RSC_SOURCE, ACPI_RS_OFFSET(data.address64.resource_source), 0, sizeof(struct aml_resource_address64)} }; /******************************************************************************* * * acpi_rs_convert_ext_address64 - All Extended (64-bit) address resources * ******************************************************************************/ struct acpi_rsconvert_info acpi_rs_convert_ext_address64[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64, ACPI_RS_SIZE(struct acpi_resource_extended_address64), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_ext_address64)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64, sizeof(struct aml_resource_extended_address64), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* Revision ID */ {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.ext_address64.revision_ID), AML_OFFSET(ext_address64.revision_ID), 1}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length * Type-Specific Attribute */ {ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.ext_address64.address.granularity), AML_OFFSET(ext_address64.granularity), 6} }; /******************************************************************************* * * acpi_rs_convert_general_flags - Flags common to all address descriptors * ******************************************************************************/ static struct acpi_rsconvert_info acpi_rs_convert_general_flags[6] = { {ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.flags), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_general_flags)}, /* Resource Type (Memory, Io, bus_number, etc.) */ {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.address.resource_type), AML_OFFSET(address.resource_type), 1}, /* General flags - Consume, Decode, min_fixed, max_fixed */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.producer_consumer), AML_OFFSET(address.flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.decode), AML_OFFSET(address.flags), 1}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.min_address_fixed), AML_OFFSET(address.flags), 2}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.max_address_fixed), AML_OFFSET(address.flags), 3} }; /******************************************************************************* * * acpi_rs_convert_mem_flags - Flags common to Memory address descriptors * ******************************************************************************/ static struct acpi_rsconvert_info acpi_rs_convert_mem_flags[5] = { {ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.specific_flags), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_mem_flags)}, /* Memory-specific flags */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.write_protect), AML_OFFSET(address.specific_flags), 0}, {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.caching), AML_OFFSET(address.specific_flags), 1}, {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.range_type), AML_OFFSET(address.specific_flags), 3}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.mem.translation), AML_OFFSET(address.specific_flags), 5} }; /******************************************************************************* * * acpi_rs_convert_io_flags - Flags common to I/O address descriptors * ******************************************************************************/ static struct acpi_rsconvert_info acpi_rs_convert_io_flags[4] = { {ACPI_RSC_FLAGINIT, 0, AML_OFFSET(address.specific_flags), ACPI_RSC_TABLE_SIZE(acpi_rs_convert_io_flags)}, /* I/O-specific flags */ {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.address.info.io.range_type), AML_OFFSET(address.specific_flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.io.translation), AML_OFFSET(address.specific_flags), 4}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.info.io.translation_type), AML_OFFSET(address.specific_flags), 5} }; /******************************************************************************* * * FUNCTION: acpi_rs_get_address_common * * PARAMETERS: resource - Pointer to the internal resource struct * aml - Pointer to the AML resource descriptor * * RETURN: TRUE if the resource_type field is OK, FALSE otherwise * * DESCRIPTION: Convert common flag fields from a raw AML resource descriptor * to an internal resource descriptor * ******************************************************************************/ u8 acpi_rs_get_address_common(struct acpi_resource *resource, union aml_resource *aml) { ACPI_FUNCTION_ENTRY(); /* Validate the Resource Type */ if ((aml->address.resource_type > 2) && (aml->address.resource_type < 0xC0)) { return (FALSE); } /* Get the Resource Type and General Flags */ (void)acpi_rs_convert_aml_to_resource(resource, aml, acpi_rs_convert_general_flags); /* Get the Type-Specific Flags (Memory and I/O descriptors only) */ if (resource->data.address.resource_type == ACPI_MEMORY_RANGE) { (void)acpi_rs_convert_aml_to_resource(resource, aml, acpi_rs_convert_mem_flags); } else if (resource->data.address.resource_type == ACPI_IO_RANGE) { (void)acpi_rs_convert_aml_to_resource(resource, aml, acpi_rs_convert_io_flags); } else { /* Generic resource type, just grab the type_specific byte */ resource->data.address.info.type_specific = aml->address.specific_flags; } return (TRUE); } /******************************************************************************* * * FUNCTION: acpi_rs_set_address_common * * PARAMETERS: aml - Pointer to the AML resource descriptor * resource - Pointer to the internal resource struct * * RETURN: None * * DESCRIPTION: Convert common flag fields from a resource descriptor to an * AML descriptor * ******************************************************************************/ void acpi_rs_set_address_common(union aml_resource *aml, struct acpi_resource *resource) { ACPI_FUNCTION_ENTRY(); /* Set the Resource Type and General Flags */ (void)acpi_rs_convert_resource_to_aml(resource, aml, acpi_rs_convert_general_flags); /* Set the Type-Specific Flags (Memory and I/O descriptors only) */ if (resource->data.address.resource_type == ACPI_MEMORY_RANGE) { (void)acpi_rs_convert_resource_to_aml(resource, aml, acpi_rs_convert_mem_flags); } else if (resource->data.address.resource_type == ACPI_IO_RANGE) { (void)acpi_rs_convert_resource_to_aml(resource, aml, acpi_rs_convert_io_flags); } else { /* Generic resource type, just copy the type_specific byte */ aml->address.specific_flags = resource->data.address.info.type_specific; } } |