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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 | /****************************************************************************** * * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These * interfaces must be implemented by OSL to interface the * ACPI components to the host operating system. * *****************************************************************************/ /* * Copyright (C) 2000 - 2004, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * 3. Neither the names of the above-listed copyright holders nor the names * of any contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * NO WARRANTY * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. */ #ifndef __ACPIOSXF_H__ #define __ACPIOSXF_H__ #include "platform/acenv.h" #include "actypes.h" /* Priorities for acpi_os_queue_for_execution */ #define OSD_PRIORITY_GPE 1 #define OSD_PRIORITY_HIGH 2 #define OSD_PRIORITY_MED 3 #define OSD_PRIORITY_LO 4 #define ACPI_NO_UNIT_LIMIT ((u32) -1) #define ACPI_MUTEX_SEM 1 /* Functions for acpi_os_signal */ #define ACPI_SIGNAL_FATAL 0 #define ACPI_SIGNAL_BREAKPOINT 1 struct acpi_signal_fatal_info { u32 type; u32 code; u32 argument; }; /* * OSL Initialization and shutdown primitives */ acpi_status acpi_os_initialize ( void); acpi_status acpi_os_terminate ( void); /* * ACPI Table interfaces */ acpi_status acpi_os_get_root_pointer ( u32 flags, struct acpi_pointer *address); acpi_status acpi_os_predefined_override ( const struct acpi_predefined_names *init_val, acpi_string *new_val); acpi_status acpi_os_table_override ( struct acpi_table_header *existing_table, struct acpi_table_header **new_table); /* * Synchronization primitives */ acpi_status acpi_os_create_semaphore ( u32 max_units, u32 initial_units, acpi_handle *out_handle); acpi_status acpi_os_delete_semaphore ( acpi_handle handle); acpi_status acpi_os_wait_semaphore ( acpi_handle handle, u32 units, u16 timeout); acpi_status acpi_os_signal_semaphore ( acpi_handle handle, u32 units); acpi_status acpi_os_create_lock ( acpi_handle *out_handle); void acpi_os_delete_lock ( acpi_handle handle); void acpi_os_acquire_lock ( acpi_handle handle, u32 flags); void acpi_os_release_lock ( acpi_handle handle, u32 flags); /* * Memory allocation and mapping */ void * acpi_os_allocate ( acpi_size size); void acpi_os_free ( void * memory); acpi_status acpi_os_map_memory ( acpi_physical_address physical_address, acpi_size size, void **logical_address); void acpi_os_unmap_memory ( void *logical_address, acpi_size size); acpi_status acpi_os_get_physical_address ( void *logical_address, acpi_physical_address *physical_address); /* * Interrupt handlers */ acpi_status acpi_os_install_interrupt_handler ( u32 interrupt_number, OSD_HANDLER service_routine, void *context); acpi_status acpi_os_remove_interrupt_handler ( u32 interrupt_number, OSD_HANDLER service_routine); /* * Threads and Scheduling */ u32 acpi_os_get_thread_id ( void); acpi_status acpi_os_queue_for_execution ( u32 priority, OSD_EXECUTION_CALLBACK function, void *context); void acpi_os_sleep ( u32 seconds, u32 milliseconds); void acpi_os_stall ( u32 microseconds); /* * Platform and hardware-independent I/O interfaces */ acpi_status acpi_os_read_port ( acpi_io_address address, u32 *value, u32 width); acpi_status acpi_os_write_port ( acpi_io_address address, u32 value, u32 width); /* * Platform and hardware-independent physical memory interfaces */ acpi_status acpi_os_read_memory ( acpi_physical_address address, u32 *value, u32 width); acpi_status acpi_os_write_memory ( acpi_physical_address address, u32 value, u32 width); /* * Platform and hardware-independent PCI configuration space access */ acpi_status acpi_os_read_pci_configuration ( struct acpi_pci_id *pci_id, u32 register, void *value, u32 width); acpi_status acpi_os_write_pci_configuration ( struct acpi_pci_id *pci_id, u32 register, acpi_integer value, u32 width); /* * Interim function needed for PCI IRQ routing */ void acpi_os_derive_pci_id( acpi_handle rhandle, acpi_handle chandle, struct acpi_pci_id **pci_id); /* * Miscellaneous */ u8 acpi_os_readable ( void *pointer, acpi_size length); u8 acpi_os_writable ( void *pointer, acpi_size length); u32 acpi_os_get_timer ( void); acpi_status acpi_os_signal ( u32 function, void *info); /* * Debug print routines */ void ACPI_INTERNAL_VAR_XFACE acpi_os_printf ( const char *format, ...); void acpi_os_vprintf ( const char *format, va_list args); void acpi_os_redirect_output ( void *destination); /* * Debug input */ u32 acpi_os_get_line ( char *buffer); /* * Directory manipulation */ void * acpi_os_open_directory ( char *pathname, char *wildcard_spec, char requested_file_type); /* requeste_file_type values */ #define REQUEST_FILE_ONLY 0 #define REQUEST_DIR_ONLY 1 char * acpi_os_get_next_filename ( void *dir_handle); void acpi_os_close_directory ( void *dir_handle); /* * Debug */ void acpi_os_dbg_assert( void *failed_assertion, void *file_name, u32 line_number, char *message); #endif /* __ACPIOSXF_H__ */ |