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 - 2020, 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_ADDRESS, 50 ACPI_RSC_BITMASK, 51 ACPI_RSC_BITMASK16, 52 ACPI_RSC_COUNT, 53 ACPI_RSC_COUNT16, 54 ACPI_RSC_COUNT_GPIO_PIN, 55 ACPI_RSC_COUNT_GPIO_RES, 56 ACPI_RSC_COUNT_GPIO_VEN, 57 ACPI_RSC_COUNT_SERIAL_RES, 58 ACPI_RSC_COUNT_SERIAL_VEN, 59 ACPI_RSC_DATA8, 60 ACPI_RSC_EXIT_EQ, 61 ACPI_RSC_EXIT_LE, 62 ACPI_RSC_EXIT_NE, 63 ACPI_RSC_LENGTH, 64 ACPI_RSC_MOVE_GPIO_PIN, 65 ACPI_RSC_MOVE_GPIO_RES, 66 ACPI_RSC_MOVE_SERIAL_RES, 67 ACPI_RSC_MOVE_SERIAL_VEN, 68 ACPI_RSC_MOVE8, 69 ACPI_RSC_MOVE16, 70 ACPI_RSC_MOVE32, 71 ACPI_RSC_MOVE64, 72 ACPI_RSC_SET8, 73 ACPI_RSC_SOURCE, 74 ACPI_RSC_SOURCEX 75 } ACPI_RSCONVERT_OPCODES; 76 77 /* Resource Conversion sub-opcodes */ 78 79 #define ACPI_RSC_COMPARE_AML_LENGTH 0 80 #define ACPI_RSC_COMPARE_VALUE 1 81 82 #define ACPI_RSC_TABLE_SIZE(d) (sizeof (d) / sizeof (struct acpi_rsconvert_info)) 83 84 #define ACPI_RS_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_resource,f) 85 #define AML_OFFSET(f) (u8) ACPI_OFFSET (union aml_resource,f) 86 87 /* 88 * Individual entry for the resource dump tables 89 */ 90 typedef const struct acpi_rsdump_info { 91 u8 opcode; 92 u8 offset; 93 const char *name; 94 const char **pointer; 95 96 } acpi_rsdump_info; 97 98 /* Values for the Opcode field above */ 99 100 typedef enum { 101 ACPI_RSD_TITLE = 0, 102 ACPI_RSD_1BITFLAG, 103 ACPI_RSD_2BITFLAG, 104 ACPI_RSD_3BITFLAG, 105 ACPI_RSD_ADDRESS, 106 ACPI_RSD_DWORDLIST, 107 ACPI_RSD_LITERAL, 108 ACPI_RSD_LONGLIST, 109 ACPI_RSD_SHORTLIST, 110 ACPI_RSD_SHORTLISTX, 111 ACPI_RSD_SOURCE, 112 ACPI_RSD_STRING, 113 ACPI_RSD_UINT8, 114 ACPI_RSD_UINT16, 115 ACPI_RSD_UINT32, 116 ACPI_RSD_UINT64, 117 ACPI_RSD_WORDLIST, 118 ACPI_RSD_LABEL, 119 ACPI_RSD_SOURCE_LABEL, 120 121 } ACPI_RSDUMP_OPCODES; 122 123 /* restore default alignment */ 124 125 #pragma pack() 126 127 /* Resource tables indexed by internal resource type */ 128 129 extern const u8 acpi_gbl_aml_resource_sizes[]; 130 extern const u8 acpi_gbl_aml_resource_serial_bus_sizes[]; 131 extern struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[]; 132 133 /* Resource tables indexed by raw AML resource descriptor type */ 134 135 extern const u8 acpi_gbl_resource_struct_sizes[]; 136 extern const u8 acpi_gbl_resource_struct_serial_bus_sizes[]; 137 extern struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[]; 138 139 extern struct acpi_rsconvert_info 140 *acpi_gbl_convert_resource_serial_bus_dispatch[]; 141 142 struct acpi_vendor_walk_info { 143 struct acpi_vendor_uuid *uuid; 144 struct acpi_buffer *buffer; 145 acpi_status status; 146 }; 147 148 /* 149 * rscreate 150 */ 151 acpi_status 152 acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer, 153 struct acpi_buffer *output_buffer); 154 155 acpi_status 156 acpi_rs_create_aml_resources(struct acpi_buffer *resource_list, 157 struct acpi_buffer *output_buffer); 158 159 acpi_status 160 acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object, 161 struct acpi_buffer *output_buffer); 162 163 /* 164 * rsutils 165 */ 166 167 acpi_status 168 acpi_rs_get_prt_method_data(struct acpi_namespace_node *node, 169 struct acpi_buffer *ret_buffer); 170 171 acpi_status 172 acpi_rs_get_crs_method_data(struct acpi_namespace_node *node, 173 struct acpi_buffer *ret_buffer); 174 175 acpi_status 176 acpi_rs_get_prs_method_data(struct acpi_namespace_node *node, 177 struct acpi_buffer *ret_buffer); 178 179 acpi_status 180 acpi_rs_get_method_data(acpi_handle handle, 181 const char *path, struct acpi_buffer *ret_buffer); 182 183 acpi_status 184 acpi_rs_set_srs_method_data(struct acpi_namespace_node *node, 185 struct acpi_buffer *ret_buffer); 186 187 acpi_status 188 acpi_rs_get_aei_method_data(struct acpi_namespace_node *node, 189 struct acpi_buffer *ret_buffer); 190 191 /* 192 * rscalc 193 */ 194 acpi_status 195 acpi_rs_get_list_length(u8 *aml_buffer, 196 u32 aml_buffer_length, acpi_size *size_needed); 197 198 acpi_status 199 acpi_rs_get_aml_length(struct acpi_resource *resource_list, 200 acpi_size resource_list_size, acpi_size *size_needed); 201 202 acpi_status 203 acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object, 204 acpi_size *buffer_size_needed); 205 206 acpi_status 207 acpi_rs_convert_aml_to_resources(u8 * aml, 208 u32 length, 209 u32 offset, u8 resource_index, void **context); 210 211 acpi_status 212 acpi_rs_convert_resources_to_aml(struct acpi_resource *resource, 213 acpi_size aml_size_needed, u8 * output_buffer); 214 215 /* 216 * rsaddr 217 */ 218 void 219 acpi_rs_set_address_common(union aml_resource *aml, 220 struct acpi_resource *resource); 221 222 u8 223 acpi_rs_get_address_common(struct acpi_resource *resource, 224 union aml_resource *aml); 225 226 /* 227 * rsmisc 228 */ 229 acpi_status 230 acpi_rs_convert_aml_to_resource(struct acpi_resource *resource, 231 union aml_resource *aml, 232 struct acpi_rsconvert_info *info); 233 234 acpi_status 235 acpi_rs_convert_resource_to_aml(struct acpi_resource *resource, 236 union aml_resource *aml, 237 struct acpi_rsconvert_info *info); 238 239 /* 240 * rsutils 241 */ 242 void 243 acpi_rs_move_data(void *destination, 244 void *source, u16 item_count, u8 move_type); 245 246 u8 acpi_rs_decode_bitmask(u16 mask, u8 * list); 247 248 u16 acpi_rs_encode_bitmask(u8 * list, u8 count); 249 250 acpi_rs_length 251 acpi_rs_get_resource_source(acpi_rs_length resource_length, 252 acpi_rs_length minimum_length, 253 struct acpi_resource_source *resource_source, 254 union aml_resource *aml, char *string_ptr); 255 256 acpi_rsdesc_size 257 acpi_rs_set_resource_source(union aml_resource *aml, 258 acpi_rs_length minimum_length, 259 struct acpi_resource_source *resource_source); 260 261 void 262 acpi_rs_set_resource_header(u8 descriptor_type, 263 acpi_rsdesc_size total_length, 264 union aml_resource *aml); 265 266 void 267 acpi_rs_set_resource_length(acpi_rsdesc_size total_length, 268 union aml_resource *aml); 269 270 /* 271 * rsdump - Debugger support 272 */ 273 #ifdef ACPI_DEBUGGER 274 void acpi_rs_dump_resource_list(struct acpi_resource *resource); 275 276 void acpi_rs_dump_irq_list(u8 *route_table); 277 #endif 278 279 /* 280 * Resource conversion tables 281 */ 282 extern struct acpi_rsconvert_info acpi_rs_convert_dma[]; 283 extern struct acpi_rsconvert_info acpi_rs_convert_end_dpf[]; 284 extern struct acpi_rsconvert_info acpi_rs_convert_io[]; 285 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_io[]; 286 extern struct acpi_rsconvert_info acpi_rs_convert_end_tag[]; 287 extern struct acpi_rsconvert_info acpi_rs_convert_memory24[]; 288 extern struct acpi_rsconvert_info acpi_rs_convert_generic_reg[]; 289 extern struct acpi_rsconvert_info acpi_rs_convert_memory32[]; 290 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_memory32[]; 291 extern struct acpi_rsconvert_info acpi_rs_convert_address32[]; 292 extern struct acpi_rsconvert_info acpi_rs_convert_address16[]; 293 extern struct acpi_rsconvert_info acpi_rs_convert_ext_irq[]; 294 extern struct acpi_rsconvert_info acpi_rs_convert_address64[]; 295 extern struct acpi_rsconvert_info acpi_rs_convert_ext_address64[]; 296 extern struct acpi_rsconvert_info acpi_rs_convert_gpio[]; 297 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_dma[]; 298 extern struct acpi_rsconvert_info acpi_rs_convert_i2c_serial_bus[]; 299 extern struct acpi_rsconvert_info acpi_rs_convert_spi_serial_bus[]; 300 extern struct acpi_rsconvert_info acpi_rs_convert_uart_serial_bus[]; 301 extern struct acpi_rsconvert_info acpi_rs_convert_pin_function[]; 302 extern struct acpi_rsconvert_info acpi_rs_convert_pin_config[]; 303 extern struct acpi_rsconvert_info acpi_rs_convert_pin_group[]; 304 extern struct acpi_rsconvert_info acpi_rs_convert_pin_group_function[]; 305 extern struct acpi_rsconvert_info acpi_rs_convert_pin_group_config[]; 306 307 /* These resources require separate get/set tables */ 308 309 extern struct acpi_rsconvert_info acpi_rs_get_irq[]; 310 extern struct acpi_rsconvert_info acpi_rs_get_start_dpf[]; 311 extern struct acpi_rsconvert_info acpi_rs_get_vendor_small[]; 312 extern struct acpi_rsconvert_info acpi_rs_get_vendor_large[]; 313 314 extern struct acpi_rsconvert_info acpi_rs_set_irq[]; 315 extern struct acpi_rsconvert_info acpi_rs_set_start_dpf[]; 316 extern struct acpi_rsconvert_info acpi_rs_set_vendor[]; 317 318 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) 319 /* 320 * rsinfo 321 */ 322 extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[]; 323 extern struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[]; 324 325 /* 326 * rsdumpinfo 327 */ 328 extern struct acpi_rsdump_info acpi_rs_dump_irq[]; 329 extern struct acpi_rsdump_info acpi_rs_dump_prt[]; 330 extern struct acpi_rsdump_info acpi_rs_dump_dma[]; 331 extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[]; 332 extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[]; 333 extern struct acpi_rsdump_info acpi_rs_dump_io[]; 334 extern struct acpi_rsdump_info acpi_rs_dump_io_flags[]; 335 extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[]; 336 extern struct acpi_rsdump_info acpi_rs_dump_vendor[]; 337 extern struct acpi_rsdump_info acpi_rs_dump_end_tag[]; 338 extern struct acpi_rsdump_info acpi_rs_dump_memory24[]; 339 extern struct acpi_rsdump_info acpi_rs_dump_memory32[]; 340 extern struct acpi_rsdump_info acpi_rs_dump_memory_flags[]; 341 extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[]; 342 extern struct acpi_rsdump_info acpi_rs_dump_address16[]; 343 extern struct acpi_rsdump_info acpi_rs_dump_address32[]; 344 extern struct acpi_rsdump_info acpi_rs_dump_address64[]; 345 extern struct acpi_rsdump_info acpi_rs_dump_ext_address64[]; 346 extern struct acpi_rsdump_info acpi_rs_dump_ext_irq[]; 347 extern struct acpi_rsdump_info acpi_rs_dump_generic_reg[]; 348 extern struct acpi_rsdump_info acpi_rs_dump_gpio[]; 349 extern struct acpi_rsdump_info acpi_rs_dump_pin_function[]; 350 extern struct acpi_rsdump_info acpi_rs_dump_fixed_dma[]; 351 extern struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[]; 352 extern struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[]; 353 extern struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[]; 354 extern struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[]; 355 extern struct acpi_rsdump_info acpi_rs_dump_general_flags[]; 356 extern struct acpi_rsdump_info acpi_rs_dump_pin_config[]; 357 extern struct acpi_rsdump_info acpi_rs_dump_pin_group[]; 358 extern struct acpi_rsdump_info acpi_rs_dump_pin_group_function[]; 359 extern struct acpi_rsdump_info acpi_rs_dump_pin_group_config[]; 360 #endif 361 362 #endif /* __ACRESRC_H__ */ 363