acevents.h 7.9 KB

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  1. /******************************************************************************
  2. *
  3. * Name: acevents.h - Event subcomponent prototypes and defines
  4. *
  5. *****************************************************************************/
  6. /*
  7. * Copyright (C) 2000 - 2016, Intel Corp.
  8. * All rights reserved.
  9. *
  10. * Redistribution and use in source and binary forms, with or without
  11. * modification, are permitted provided that the following conditions
  12. * are met:
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions, and the following disclaimer,
  15. * without modification.
  16. * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  17. * substantially similar to the "NO WARRANTY" disclaimer below
  18. * ("Disclaimer") and any redistribution must be conditioned upon
  19. * including a substantially similar Disclaimer requirement for further
  20. * binary redistribution.
  21. * 3. Neither the names of the above-listed copyright holders nor the names
  22. * of any contributors may be used to endorse or promote products derived
  23. * from this software without specific prior written permission.
  24. *
  25. * Alternatively, this software may be distributed under the terms of the
  26. * GNU General Public License ("GPL") version 2 as published by the Free
  27. * Software Foundation.
  28. *
  29. * NO WARRANTY
  30. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  31. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  32. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  33. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  34. * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  35. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  36. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  37. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  38. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  39. * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  40. * POSSIBILITY OF SUCH DAMAGES.
  41. */
  42. #ifndef __ACEVENTS_H__
  43. #define __ACEVENTS_H__
  44. /*
  45. * evevent
  46. */
  47. acpi_status acpi_ev_initialize_events(void);
  48. acpi_status acpi_ev_install_xrupt_handlers(void);
  49. u32 acpi_ev_fixed_event_detect(void);
  50. /*
  51. * evmisc
  52. */
  53. u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node);
  54. u32 acpi_ev_get_gpe_number_index(u32 gpe_number);
  55. acpi_status
  56. acpi_ev_queue_notify_request(struct acpi_namespace_node *node,
  57. u32 notify_value);
  58. /*
  59. * evglock - Global Lock support
  60. */
  61. acpi_status acpi_ev_init_global_lock_handler(void);
  62. ACPI_HW_DEPENDENT_RETURN_OK(acpi_status
  63. acpi_ev_acquire_global_lock(u16 timeout))
  64. ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void))
  65. acpi_status acpi_ev_remove_global_lock_handler(void);
  66. /*
  67. * evgpe - Low-level GPE support
  68. */
  69. u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info *gpe_xrupt_list);
  70. acpi_status
  71. acpi_ev_update_gpe_enable_mask(struct acpi_gpe_event_info *gpe_event_info);
  72. acpi_status acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info);
  73. acpi_status
  74. acpi_ev_mask_gpe(struct acpi_gpe_event_info *gpe_event_info, u8 is_masked);
  75. acpi_status
  76. acpi_ev_add_gpe_reference(struct acpi_gpe_event_info *gpe_event_info);
  77. acpi_status
  78. acpi_ev_remove_gpe_reference(struct acpi_gpe_event_info *gpe_event_info);
  79. struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device,
  80. u32 gpe_number);
  81. struct acpi_gpe_event_info *acpi_ev_low_get_gpe_info(u32 gpe_number,
  82. struct acpi_gpe_block_info
  83. *gpe_block);
  84. acpi_status acpi_ev_finish_gpe(struct acpi_gpe_event_info *gpe_event_info);
  85. /*
  86. * evgpeblk - Upper-level GPE block support
  87. */
  88. acpi_status
  89. acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
  90. u64 address,
  91. u8 space_id,
  92. u32 register_count,
  93. u16 gpe_block_base_number,
  94. u32 interrupt_number,
  95. struct acpi_gpe_block_info **return_gpe_block);
  96. acpi_status
  97. acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
  98. struct acpi_gpe_block_info *gpe_block,
  99. void *context);
  100. ACPI_HW_DEPENDENT_RETURN_OK(acpi_status
  101. acpi_ev_delete_gpe_block(struct acpi_gpe_block_info
  102. *gpe_block))
  103. u32
  104. acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device,
  105. struct acpi_gpe_event_info *gpe_event_info,
  106. u32 gpe_number);
  107. /*
  108. * evgpeinit - GPE initialization and update
  109. */
  110. acpi_status acpi_ev_gpe_initialize(void);
  111. ACPI_HW_DEPENDENT_RETURN_VOID(void
  112. acpi_ev_update_gpes(acpi_owner_id table_owner_id))
  113. acpi_status
  114. acpi_ev_match_gpe_method(acpi_handle obj_handle,
  115. u32 level, void *context, void **return_value);
  116. /*
  117. * evgpeutil - GPE utilities
  118. */
  119. acpi_status
  120. acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context);
  121. acpi_status
  122. acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
  123. struct acpi_gpe_block_info *gpe_block, void *context);
  124. acpi_status
  125. acpi_ev_get_gpe_xrupt_block(u32 interrupt_number,
  126. struct acpi_gpe_xrupt_info **gpe_xrupt_block);
  127. acpi_status acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt);
  128. acpi_status
  129. acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
  130. struct acpi_gpe_block_info *gpe_block,
  131. void *context);
  132. /*
  133. * evhandler - Address space handling
  134. */
  135. union acpi_operand_object *acpi_ev_find_region_handler(acpi_adr_space_type
  136. space_id,
  137. union acpi_operand_object
  138. *handler_obj);
  139. u8
  140. acpi_ev_has_default_handler(struct acpi_namespace_node *node,
  141. acpi_adr_space_type space_id);
  142. acpi_status acpi_ev_install_region_handlers(void);
  143. acpi_status
  144. acpi_ev_install_space_handler(struct acpi_namespace_node *node,
  145. acpi_adr_space_type space_id,
  146. acpi_adr_space_handler handler,
  147. acpi_adr_space_setup setup, void *context);
  148. /*
  149. * evregion - Operation region support
  150. */
  151. acpi_status acpi_ev_initialize_op_regions(void);
  152. acpi_status
  153. acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
  154. union acpi_operand_object *field_obj,
  155. u32 function,
  156. u32 region_offset, u32 bit_width, u64 *value);
  157. acpi_status
  158. acpi_ev_attach_region(union acpi_operand_object *handler_obj,
  159. union acpi_operand_object *region_obj,
  160. u8 acpi_ns_is_locked);
  161. void
  162. acpi_ev_detach_region(union acpi_operand_object *region_obj,
  163. u8 acpi_ns_is_locked);
  164. void
  165. acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
  166. acpi_adr_space_type space_id, u32 function);
  167. acpi_status
  168. acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function);
  169. /*
  170. * evregini - Region initialization and setup
  171. */
  172. acpi_status
  173. acpi_ev_system_memory_region_setup(acpi_handle handle,
  174. u32 function,
  175. void *handler_context,
  176. void **region_context);
  177. acpi_status
  178. acpi_ev_io_space_region_setup(acpi_handle handle,
  179. u32 function,
  180. void *handler_context, void **region_context);
  181. acpi_status
  182. acpi_ev_pci_config_region_setup(acpi_handle handle,
  183. u32 function,
  184. void *handler_context, void **region_context);
  185. acpi_status
  186. acpi_ev_cmos_region_setup(acpi_handle handle,
  187. u32 function,
  188. void *handler_context, void **region_context);
  189. acpi_status
  190. acpi_ev_pci_bar_region_setup(acpi_handle handle,
  191. u32 function,
  192. void *handler_context, void **region_context);
  193. acpi_status
  194. acpi_ev_default_region_setup(acpi_handle handle,
  195. u32 function,
  196. void *handler_context, void **region_context);
  197. acpi_status
  198. acpi_ev_initialize_region(union acpi_operand_object *region_obj,
  199. u8 acpi_ns_locked);
  200. /*
  201. * evsci - SCI (System Control Interrupt) handling/dispatch
  202. */
  203. u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context);
  204. u32 acpi_ev_sci_dispatch(void);
  205. u32 acpi_ev_install_sci_handler(void);
  206. acpi_status acpi_ev_remove_all_sci_handlers(void);
  207. ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_ev_terminate(void))
  208. #endif /* __ACEVENTS_H__ */