1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Name: acresrc.h - Resource Manager function prototypes 5 * 6 * Copyright (C) 2000 - 2023, Intel Corp. 7 * 8 *****************************************************************************/ 9 10 #ifndef __ACRESRC_H__ 11 #define __ACRESRC_H__ 12 13 /* Need the AML resource descriptor structs */ 14 15 #include "amlresrc.h" 16 17 /* 18 * If possible, pack the following structures to byte alignment, since we 19 * don't care about performance for debug output. Two cases where we cannot 20 * pack the structures: 21 * 22 * 1) Hardware does not support misaligned memory transfers 23 * 2) Compiler does not support pointers within packed structures 24 */ 25 #if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED)) 26 #pragma pack(1) 27 #endif 28 29 /* 30 * Individual entry for the resource conversion tables 31 */ 32 typedef const struct acpi_rsconvert_info { 33 u8 opcode; 34 u8 resource_offset; 35 u8 aml_offset; 36 u8 value; 37 38 } acpi_rsconvert_info; 39 40 /* Resource conversion opcodes */ 41 42 typedef enum { 43 ACPI_RSC_INITGET = 0, 44 ACPI_RSC_INITSET, 45 ACPI_RSC_FLAGINIT, 46 ACPI_RSC_1BITFLAG, 47 ACPI_RSC_2BITFLAG, 48 ACPI_RSC_3BITFLAG, 49 ACPI_RSC_6BITFLAG, 50 ACPI_RSC_ADDRESS, 51 ACPI_RSC_BITMASK, 52 ACPI_RSC_BITMASK16, 53 ACPI_RSC_COUNT, 54 ACPI_RSC_COUNT16, 55 ACPI_RSC_COUNT_GPIO_PIN, 56 ACPI_RSC_COUNT_GPIO_RES, 57 ACPI_RSC_COUNT_GPIO_VEN, 58 ACPI_RSC_COUNT_SERIAL_RES, 59 ACPI_RSC_COUNT_SERIAL_VEN, 60 ACPI_RSC_DATA8, 61 ACPI_RSC_EXIT_EQ, 62 ACPI_RSC_EXIT_LE, 63 ACPI_RSC_EXIT_NE, 64 ACPI_RSC_LENGTH, 65 ACPI_RSC_MOVE_GPIO_PIN, 66 ACPI_RSC_MOVE_GPIO_RES, 67 ACPI_RSC_MOVE_SERIAL_RES, 68 ACPI_RSC_MOVE_SERIAL_VEN, 69 ACPI_RSC_MOVE8, 70 ACPI_RSC_MOVE16, 71 ACPI_RSC_MOVE32, 72 ACPI_RSC_MOVE64, 73 ACPI_RSC_SET8, 74 ACPI_RSC_SOURCE, 75 ACPI_RSC_SOURCEX 76 } ACPI_RSCONVERT_OPCODES; 77 78 /* Resource Conversion sub-opcodes */ 79 80 #define ACPI_RSC_COMPARE_AML_LENGTH 0 81 #define ACPI_RSC_COMPARE_VALUE 1 82 83 #define ACPI_RSC_TABLE_SIZE(d) (sizeof (d) / sizeof (struct acpi_rsconvert_info)) 84 85 #define ACPI_RS_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_resource,f) 86 #define AML_OFFSET(f) (u8) ACPI_OFFSET (union aml_resource,f) 87 88 /* 89 * Individual entry for the resource dump tables 90 */ 91 typedef const struct acpi_rsdump_info { 92 u8 opcode; 93 u8 offset; 94 const char *name; 95 const char **pointer; 96 97 } acpi_rsdump_info; 98 99 /* Values for the Opcode field above */ 100 101 typedef enum { 102 ACPI_RSD_TITLE = 0, 103 ACPI_RSD_1BITFLAG, 104 ACPI_RSD_2BITFLAG, 105 ACPI_RSD_3BITFLAG, 106 ACPI_RSD_6BITFLAG, 107 ACPI_RSD_ADDRESS, 108 ACPI_RSD_DWORDLIST, 109 ACPI_RSD_LITERAL, 110 ACPI_RSD_LONGLIST, 111 ACPI_RSD_SHORTLIST, 112 ACPI_RSD_SHORTLISTX, 113 ACPI_RSD_SOURCE, 114 ACPI_RSD_STRING, 115 ACPI_RSD_UINT8, 116 ACPI_RSD_UINT16, 117 ACPI_RSD_UINT32, 118 ACPI_RSD_UINT64, 119 ACPI_RSD_WORDLIST, 120 ACPI_RSD_LABEL, 121 ACPI_RSD_SOURCE_LABEL, 122 123 } ACPI_RSDUMP_OPCODES; 124 125 /* restore default alignment */ 126 127 #pragma pack() 128 129 /* Resource tables indexed by internal resource type */ 130 131 extern const u8 acpi_gbl_aml_resource_sizes[]; 132 extern const u8 acpi_gbl_aml_resource_serial_bus_sizes[]; 133 extern struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[]; 134 135 /* Resource tables indexed by raw AML resource descriptor type */ 136 137 extern const u8 acpi_gbl_resource_struct_sizes[]; 138 extern const u8 acpi_gbl_resource_struct_serial_bus_sizes[]; 139 extern struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[]; 140 141 extern struct acpi_rsconvert_info 142 *acpi_gbl_convert_resource_serial_bus_dispatch[]; 143 144 struct acpi_vendor_walk_info { 145 struct acpi_vendor_uuid *uuid; 146 struct acpi_buffer *buffer; 147 acpi_status status; 148 }; 149 150 /* 151 * rscreate 152 */ 153 acpi_status 154 acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer, 155 struct acpi_buffer *output_buffer); 156 157 acpi_status 158 acpi_rs_create_aml_resources(struct acpi_buffer *resource_list, 159 struct acpi_buffer *output_buffer); 160 161 acpi_status 162 acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object, 163 struct acpi_buffer *output_buffer); 164 165 /* 166 * rsutils 167 */ 168 169 acpi_status 170 acpi_rs_get_prt_method_data(struct acpi_namespace_node *node, 171 struct acpi_buffer *ret_buffer); 172 173 acpi_status 174 acpi_rs_get_crs_method_data(struct acpi_namespace_node *node, 175 struct acpi_buffer *ret_buffer); 176 177 acpi_status 178 acpi_rs_get_prs_method_data(struct acpi_namespace_node *node, 179 struct acpi_buffer *ret_buffer); 180 181 acpi_status 182 acpi_rs_get_method_data(acpi_handle handle, 183 const char *path, struct acpi_buffer *ret_buffer); 184 185 acpi_status 186 acpi_rs_set_srs_method_data(struct acpi_namespace_node *node, 187 struct acpi_buffer *ret_buffer); 188 189 acpi_status 190 acpi_rs_get_aei_method_data(struct acpi_namespace_node *node, 191 struct acpi_buffer *ret_buffer); 192 193 /* 194 * rscalc 195 */ 196 acpi_status 197 acpi_rs_get_list_length(u8 *aml_buffer, 198 u32 aml_buffer_length, acpi_size *size_needed); 199 200 acpi_status 201 acpi_rs_get_aml_length(struct acpi_resource *resource_list, 202 acpi_size resource_list_size, acpi_size *size_needed); 203 204 acpi_status 205 acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object, 206 acpi_size *buffer_size_needed); 207 208 acpi_status 209 acpi_rs_convert_aml_to_resources(u8 * aml, 210 u32 length, 211 u32 offset, u8 resource_index, void **context); 212 213 acpi_status 214 acpi_rs_convert_resources_to_aml(struct acpi_resource *resource, 215 acpi_size aml_size_needed, u8 * output_buffer); 216 217 /* 218 * rsaddr 219 */ 220 void 221 acpi_rs_set_address_common(union aml_resource *aml, 222 struct acpi_resource *resource); 223 224 u8 225 acpi_rs_get_address_common(struct acpi_resource *resource, 226 union aml_resource *aml); 227 228 /* 229 * rsmisc 230 */ 231 acpi_status 232 acpi_rs_convert_aml_to_resource(struct acpi_resource *resource, 233 union aml_resource *aml, 234 struct acpi_rsconvert_info *info); 235 236 acpi_status 237 acpi_rs_convert_resource_to_aml(struct acpi_resource *resource, 238 union aml_resource *aml, 239 struct acpi_rsconvert_info *info); 240 241 /* 242 * rsutils 243 */ 244 void 245 acpi_rs_move_data(void *destination, 246 void *source, u16 item_count, u8 move_type); 247 248 u8 acpi_rs_decode_bitmask(u16 mask, u8 * list); 249 250 u16 acpi_rs_encode_bitmask(u8 * list, u8 count); 251 252 acpi_rs_length 253 acpi_rs_get_resource_source(acpi_rs_length resource_length, 254 acpi_rs_length minimum_length, 255 struct acpi_resource_source *resource_source, 256 union aml_resource *aml, char *string_ptr); 257 258 acpi_rsdesc_size 259 acpi_rs_set_resource_source(union aml_resource *aml, 260 acpi_rs_length minimum_length, 261 struct acpi_resource_source *resource_source); 262 263 void 264 acpi_rs_set_resource_header(u8 descriptor_type, 265 acpi_rsdesc_size total_length, 266 union aml_resource *aml); 267 268 void 269 acpi_rs_set_resource_length(acpi_rsdesc_size total_length, 270 union aml_resource *aml); 271 272 /* 273 * rsdump - Debugger support 274 */ 275 #ifdef ACPI_DEBUGGER 276 void acpi_rs_dump_resource_list(struct acpi_resource *resource); 277 278 void acpi_rs_dump_irq_list(u8 *route_table); 279 #endif 280 281 /* 282 * Resource conversion tables 283 */ 284 extern struct acpi_rsconvert_info acpi_rs_convert_dma[]; 285 extern struct acpi_rsconvert_info acpi_rs_convert_end_dpf[]; 286 extern struct acpi_rsconvert_info acpi_rs_convert_io[]; 287 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_io[]; 288 extern struct acpi_rsconvert_info acpi_rs_convert_end_tag[]; 289 extern struct acpi_rsconvert_info acpi_rs_convert_memory24[]; 290 extern struct acpi_rsconvert_info acpi_rs_convert_generic_reg[]; 291 extern struct acpi_rsconvert_info acpi_rs_convert_memory32[]; 292 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_memory32[]; 293 extern struct acpi_rsconvert_info acpi_rs_convert_address32[]; 294 extern struct acpi_rsconvert_info acpi_rs_convert_address16[]; 295 extern struct acpi_rsconvert_info acpi_rs_convert_ext_irq[]; 296 extern struct acpi_rsconvert_info acpi_rs_convert_address64[]; 297 extern struct acpi_rsconvert_info acpi_rs_convert_ext_address64[]; 298 extern struct acpi_rsconvert_info acpi_rs_convert_gpio[]; 299 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_dma[]; 300 extern struct acpi_rsconvert_info acpi_rs_convert_csi2_serial_bus[]; 301 extern struct acpi_rsconvert_info acpi_rs_convert_i2c_serial_bus[]; 302 extern struct acpi_rsconvert_info acpi_rs_convert_spi_serial_bus[]; 303 extern struct acpi_rsconvert_info acpi_rs_convert_uart_serial_bus[]; 304 extern struct acpi_rsconvert_info acpi_rs_convert_pin_function[]; 305 extern struct acpi_rsconvert_info acpi_rs_convert_pin_config[]; 306 extern struct acpi_rsconvert_info acpi_rs_convert_pin_group[]; 307 extern struct acpi_rsconvert_info acpi_rs_convert_pin_group_function[]; 308 extern struct acpi_rsconvert_info acpi_rs_convert_pin_group_config[]; 309 extern struct acpi_rsconvert_info acpi_rs_convert_clock_input[]; 310 311 /* These resources require separate get/set tables */ 312 313 extern struct acpi_rsconvert_info acpi_rs_get_irq[]; 314 extern struct acpi_rsconvert_info acpi_rs_get_start_dpf[]; 315 extern struct acpi_rsconvert_info acpi_rs_get_vendor_small[]; 316 extern struct acpi_rsconvert_info acpi_rs_get_vendor_large[]; 317 318 extern struct acpi_rsconvert_info acpi_rs_set_irq[]; 319 extern struct acpi_rsconvert_info acpi_rs_set_start_dpf[]; 320 extern struct acpi_rsconvert_info acpi_rs_set_vendor[]; 321 322 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) 323 /* 324 * rsinfo 325 */ 326 extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[]; 327 extern struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[]; 328 329 /* 330 * rsdumpinfo 331 */ 332 extern struct acpi_rsdump_info acpi_rs_dump_irq[]; 333 extern struct acpi_rsdump_info acpi_rs_dump_prt[]; 334 extern struct acpi_rsdump_info acpi_rs_dump_dma[]; 335 extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[]; 336 extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[]; 337 extern struct acpi_rsdump_info acpi_rs_dump_io[]; 338 extern struct acpi_rsdump_info acpi_rs_dump_io_flags[]; 339 extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[]; 340 extern struct acpi_rsdump_info acpi_rs_dump_vendor[]; 341 extern struct acpi_rsdump_info acpi_rs_dump_end_tag[]; 342 extern struct acpi_rsdump_info acpi_rs_dump_memory24[]; 343 extern struct acpi_rsdump_info acpi_rs_dump_memory32[]; 344 extern struct acpi_rsdump_info acpi_rs_dump_memory_flags[]; 345 extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[]; 346 extern struct acpi_rsdump_info acpi_rs_dump_address16[]; 347 extern struct acpi_rsdump_info acpi_rs_dump_address32[]; 348 extern struct acpi_rsdump_info acpi_rs_dump_address64[]; 349 extern struct acpi_rsdump_info acpi_rs_dump_ext_address64[]; 350 extern struct acpi_rsdump_info acpi_rs_dump_ext_irq[]; 351 extern struct acpi_rsdump_info acpi_rs_dump_generic_reg[]; 352 extern struct acpi_rsdump_info acpi_rs_dump_gpio[]; 353 extern struct acpi_rsdump_info acpi_rs_dump_pin_function[]; 354 extern struct acpi_rsdump_info acpi_rs_dump_fixed_dma[]; 355 extern struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[]; 356 extern struct acpi_rsdump_info acpi_rs_dump_csi2_serial_bus[]; 357 extern struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[]; 358 extern struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[]; 359 extern struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[]; 360 extern struct acpi_rsdump_info acpi_rs_dump_general_flags[]; 361 extern struct acpi_rsdump_info acpi_rs_dump_pin_config[]; 362 extern struct acpi_rsdump_info acpi_rs_dump_pin_group[]; 363 extern struct acpi_rsdump_info acpi_rs_dump_pin_group_function[]; 364 extern struct acpi_rsdump_info acpi_rs_dump_pin_group_config[]; 365 extern struct acpi_rsdump_info acpi_rs_dump_clock_input[]; 366 #endif 367 368 #endif /* __ACRESRC_H__ */ 369