/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ /****************************************************************************** * * Name: acglobal.h - Declarations for global variables * * Copyright (C) 2000 - 2023, Intel Corp. * *****************************************************************************/ #ifndef __ACGLOBAL_H__ #define __ACGLOBAL_H__ /***************************************************************************** * * Globals related to the incoming ACPI tables * ****************************************************************************/ /* Master list of all ACPI tables that were found in the RSDT/XSDT */ ACPI_GLOBAL(struct acpi_table_list, acpi_gbl_root_table_list); /* DSDT information. Used to check for DSDT corruption */ ACPI_GLOBAL(struct acpi_table_header *, acpi_gbl_DSDT); ACPI_GLOBAL(struct acpi_table_header, acpi_gbl_original_dsdt_header); ACPI_INIT_GLOBAL(char *, acpi_gbl_CDAT, NULL); ACPI_INIT_GLOBAL(u32, acpi_gbl_dsdt_index, ACPI_INVALID_TABLE_INDEX); ACPI_INIT_GLOBAL(u32, acpi_gbl_facs_index, ACPI_INVALID_TABLE_INDEX); ACPI_INIT_GLOBAL(u32, acpi_gbl_xfacs_index, ACPI_INVALID_TABLE_INDEX); ACPI_INIT_GLOBAL(u32, acpi_gbl_fadt_index, ACPI_INVALID_TABLE_INDEX); ACPI_INIT_GLOBAL(struct acpi_table_facs *, acpi_gbl_FACS, NULL); /* These addresses are calculated from the FADT Event Block addresses */ ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1a_status); ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1a_enable); ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_status); ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_enable); #ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES ACPI_GLOBAL(unsigned long, acpi_gbl_xgpe0_block_logical_address); ACPI_GLOBAL(unsigned long, acpi_gbl_xgpe1_block_logical_address); #endif /* ACPI_GPE_USE_LOGICAL_ADDRESSES */ /* * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is * determined by the revision of the DSDT: If the DSDT revision is less than * 2, use only the lower 32 bits of the internal 64-bit Integer. */ ACPI_GLOBAL(u8, acpi_gbl_integer_bit_width); ACPI_GLOBAL(u8, acpi_gbl_integer_byte_width); ACPI_GLOBAL(u8, acpi_gbl_integer_nybble_width); /***************************************************************************** * * Mutual exclusion within the ACPICA subsystem * ****************************************************************************/ /* * Predefined mutex objects. This array contains the * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. * (The table maps local handles to the real OS handles) */ ACPI_GLOBAL(struct acpi_mutex_info, acpi_gbl_mutex_info[ACPI_NUM_MUTEX]); /* * Global lock mutex is an actual AML mutex object * Global lock semaphore works in conjunction with the actual global lock * Global lock spinlock is used for "pending" handshake */ ACPI_GLOBAL(union acpi_operand_object *, acpi_gbl_global_lock_mutex); ACPI_GLOBAL(acpi_semaphore, acpi_gbl_global_lock_semaphore); ACPI_GLOBAL(acpi_spinlock, acpi_gbl_global_lock_pending_lock); ACPI_GLOBAL(u16, acpi_gbl_global_lock_handle); ACPI_GLOBAL(u8, acpi_gbl_global_lock_acquired); ACPI_GLOBAL(u8, acpi_gbl_global_lock_present); ACPI_GLOBAL(u8, acpi_gbl_global_lock_pending); /* * Spinlocks are used for interfaces that can be possibly called at * interrupt level */ ACPI_GLOBAL(acpi_spinlock, acpi_gbl_gpe_lock); /* For GPE data structs and registers */ ACPI_GLOBAL(acpi_raw_spinlock, acpi_gbl_hardware_lock); /* For ACPI H/W except GPE registers */ ACPI_GLOBAL(acpi_spinlock, acpi_gbl_reference_count_lock); /* Mutex for _OSI support */ ACPI_GLOBAL(acpi_mutex, acpi_gbl_osi_mutex); /* Reader/Writer lock is used for namespace walk and dynamic table unload */ ACPI_GLOBAL(struct acpi_rw_lock, acpi_gbl_namespace_rw_lock); /***************************************************************************** * * Miscellaneous globals * ****************************************************************************/ /* Object caches */ ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_namespace_cache); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_state_cache); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_ps_node_cache); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_ps_node_ext_cache); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_operand_cache); /* System */ ACPI_INIT_GLOBAL(u32, acpi_gbl_startup_flags, 0); ACPI_INIT_GLOBAL(u8, acpi_gbl_shutdown, TRUE); ACPI_INIT_GLOBAL(u8, acpi_gbl_early_initialization, TRUE); /* Global handlers */ ACPI_GLOBAL(struct acpi_global_notify_handler, acpi_gbl_global_notify[2]); ACPI_GLOBAL(acpi_exception_handler, acpi_gbl_exception_handler); ACPI_GLOBAL(acpi_init_handler, acpi_gbl_init_handler); ACPI_GLOBAL(acpi_table_handler, acpi_gbl_table_handler); ACPI_GLOBAL(void *, acpi_gbl_table_handler_context); ACPI_GLOBAL(acpi_interface_handler, acpi_gbl_interface_handler); ACPI_GLOBAL(struct acpi_sci_handler_info *, acpi_gbl_sci_handler_list); ACPI_GLOBAL(struct acpi_ged_handler_info *, acpi_gbl_ged_handler_list); /* Owner ID support */ ACPI_GLOBAL(u32, acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS]); ACPI_GLOBAL(u8, acpi_gbl_last_owner_id_index); ACPI_GLOBAL(u8, acpi_gbl_next_owner_id_offset); /* Initialization sequencing */ ACPI_INIT_GLOBAL(u8, acpi_gbl_namespace_initialized, FALSE); /* Miscellaneous */ ACPI_GLOBAL(u32, acpi_gbl_original_mode); ACPI_GLOBAL(u32, acpi_gbl_ns_lookup_count); ACPI_GLOBAL(u32, acpi_gbl_ps_find_count); ACPI_GLOBAL(u16, acpi_gbl_pm1_enable_register_save); ACPI_GLOBAL(u8, acpi_gbl_debugger_configuration); ACPI_GLOBAL(u8, acpi_gbl_step_to_next_call); ACPI_GLOBAL(u8, acpi_gbl_acpi_hardware_present); ACPI_GLOBAL(u8, acpi_gbl_events_initialized); ACPI_GLOBAL(struct acpi_interface_info *, acpi_gbl_supported_interfaces); ACPI_GLOBAL(struct acpi_address_range *, acpi_gbl_address_range_list[ACPI_ADDRESS_RANGE_MAX]); /* Other miscellaneous, declared and initialized in utglobal */ extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT]; extern const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS]; extern const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS]; extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS]; extern const char acpi_gbl_lower_hex_digits[]; extern const char acpi_gbl_upper_hex_digits[]; extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES]; /* Lists for tracking memory allocations (debug only) */ #ifdef ACPI_DBG_TRACK_ALLOCATIONS ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_global_list); ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_ns_node_list); ACPI_GLOBAL(u8, acpi_gbl_display_final_mem_stats); ACPI_GLOBAL(u8, acpi_gbl_disable_mem_tracking); ACPI_GLOBAL(u8, acpi_gbl_verbose_leak_dump); #endif /***************************************************************************** * * ACPI Namespace * ****************************************************************************/ #define NUM_PREDEFINED_NAMES 10 ACPI_GLOBAL(struct acpi_namespace_node, acpi_gbl_root_node_struct); ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_root_node); ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_fadt_gpe_device); extern const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES]; extern const struct acpi_predefined_names acpi_gbl_pre_defined_names[NUM_PREDEFINED_NAMES]; #ifdef ACPI_DEBUG_OUTPUT ACPI_GLOBAL(u32, acpi_gbl_current_node_count); ACPI_GLOBAL(u32, acpi_gbl_current_node_size); ACPI_GLOBAL(u32, acpi_gbl_max_concurrent_node_count); ACPI_GLOBAL(acpi_size *, acpi_gbl_entry_stack_pointer); ACPI_GLOBAL(acpi_size *, acpi_gbl_lowest_stack_pointer); ACPI_GLOBAL(u32, acpi_gbl_deepest_nesting); ACPI_INIT_GLOBAL(u32, acpi_gbl_nesting_level, 0); #endif /***************************************************************************** * * Interpreter/Parser globals * ****************************************************************************/ /* Control method single step flag */ ACPI_GLOBAL(u8, acpi_gbl_cm_single_step); ACPI_GLOBAL(struct acpi_thread_state *, acpi_gbl_current_walk_list); ACPI_INIT_GLOBAL(union acpi_parse_object, *acpi_gbl_current_scope, NULL); /* ASL/ASL+ converter */ ACPI_INIT_GLOBAL(u8, acpi_gbl_capture_comments, FALSE); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_last_list_head, NULL); /***************************************************************************** * * Hardware globals * ****************************************************************************/ extern struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG]; ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a); ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b); ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a_s0); ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b_s0); /***************************************************************************** * * Event and GPE globals * ****************************************************************************/ #if (!ACPI_REDUCED_HARDWARE) ACPI_GLOBAL(u8, acpi_gbl_all_gpes_initialized); ACPI_GLOBAL(struct acpi_gpe_xrupt_info *, acpi_gbl_gpe_xrupt_list_head); ACPI_GLOBAL(struct acpi_gpe_block_info *, acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS]); ACPI_GLOBAL(acpi_gbl_event_handler, acpi_gbl_global_event_handler); ACPI_GLOBAL(void *, acpi_gbl_global_event_handler_context); ACPI_GLOBAL(struct acpi_fixed_event_handler, acpi_gbl_fixed_event_handlers[ACPI_NUM_FIXED_EVENTS]); extern struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS]; #endif /* !ACPI_REDUCED_HARDWARE */ /***************************************************************************** * * Debug support * ****************************************************************************/ /* Event counters */ ACPI_GLOBAL(u32, acpi_method_count); ACPI_GLOBAL(u32, acpi_gpe_count); ACPI_GLOBAL(u32, acpi_sci_count); ACPI_GLOBAL(u32, acpi_fixed_event_count[ACPI_NUM_FIXED_EVENTS]); /* Dynamic control method tracing mechanism */ ACPI_GLOBAL(u32, acpi_gbl_original_dbg_level); ACPI_GLOBAL(u32, acpi_gbl_original_dbg_layer); /***************************************************************************** * * Debugger and Disassembler * ****************************************************************************/ ACPI_INIT_GLOBAL(u8, acpi_gbl_db_output_flags, ACPI_DB_CONSOLE_OUTPUT); #ifdef ACPI_DISASSEMBLER /* Do not disassemble buffers to resource descriptors */ ACPI_INIT_GLOBAL(u8, acpi_gbl_no_resource_disassembly, FALSE); ACPI_INIT_GLOBAL(u8, acpi_gbl_ignore_noop_operator, FALSE); ACPI_INIT_GLOBAL(u8, acpi_gbl_cstyle_disassembly, TRUE); ACPI_INIT_GLOBAL(u8, acpi_gbl_force_aml_disassembly, FALSE); ACPI_INIT_GLOBAL(u8, acpi_gbl_dm_opt_verbose, TRUE); ACPI_INIT_GLOBAL(u8, acpi_gbl_dm_emit_external_opcodes, FALSE); ACPI_INIT_GLOBAL(u8, acpi_gbl_do_disassembler_optimizations, TRUE); ACPI_INIT_GLOBAL(ACPI_PARSE_OBJECT_LIST, *acpi_gbl_temp_list_head, NULL); ACPI_GLOBAL(u8, acpi_gbl_dm_opt_disasm); ACPI_GLOBAL(u8, acpi_gbl_dm_opt_listing); ACPI_GLOBAL(u8, acpi_gbl_num_external_methods); ACPI_GLOBAL(u32, acpi_gbl_resolved_external_methods); ACPI_GLOBAL(struct acpi_external_list *, acpi_gbl_external_list); ACPI_GLOBAL(struct acpi_external_file *, acpi_gbl_external_file_list); #endif #ifdef ACPI_DEBUGGER ACPI_INIT_GLOBAL(u8, acpi_gbl_abort_method, FALSE); ACPI_INIT_GLOBAL(acpi_thread_id, acpi_gbl_db_thread_id, ACPI_INVALID_THREAD_ID); ACPI_INIT_GLOBAL(u32, acpi_gbl_next_cmd_num, 1); ACPI_GLOBAL(u8, acpi_gbl_db_opt_no_ini_methods); ACPI_GLOBAL(u8, acpi_gbl_db_opt_no_region_support); ACPI_GLOBAL(u8, acpi_gbl_db_output_to_file); ACPI_GLOBAL(char *, acpi_gbl_db_buffer); ACPI_GLOBAL(char *, acpi_gbl_db_filename); ACPI_GLOBAL(u32, acpi_gbl_db_debug_level); ACPI_GLOBAL(u32, acpi_gbl_db_console_debug_level); ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_db_scope_node); ACPI_GLOBAL(u8, acpi_gbl_db_terminate_loop); ACPI_GLOBAL(u8, acpi_gbl_db_threads_terminated); ACPI_GLOBAL(char *, acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS]); ACPI_GLOBAL(acpi_object_type, acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS]); /* These buffers should all be the same size */ ACPI_GLOBAL(char, acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE]); ACPI_GLOBAL(char, acpi_gbl_db_scope_buf[ACPI_DB_LINE_BUFFER_SIZE]); ACPI_GLOBAL(char, acpi_gbl_db_debug_filename[ACPI_DB_LINE_BUFFER_SIZE]); /* Statistics globals */ ACPI_GLOBAL(u16, acpi_gbl_obj_type_count[ACPI_TOTAL_TYPES]); ACPI_GLOBAL(u16, acpi_gbl_node_type_count[ACPI_TOTAL_TYPES]); ACPI_GLOBAL(u16, acpi_gbl_obj_type_count_misc); ACPI_GLOBAL(u16, acpi_gbl_node_type_count_misc); ACPI_GLOBAL(u32, acpi_gbl_num_nodes); ACPI_GLOBAL(u32, acpi_gbl_num_objects); #endif /* ACPI_DEBUGGER */ #if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER) ACPI_GLOBAL(const char, *acpi_gbl_pld_panel_list[]); ACPI_GLOBAL(const char, *acpi_gbl_pld_vertical_position_list[]); ACPI_GLOBAL(const char, *acpi_gbl_pld_horizontal_position_list[]); ACPI_GLOBAL(const char, *acpi_gbl_pld_shape_list[]); ACPI_INIT_GLOBAL(u8, acpi_gbl_disasm_flag, FALSE); #endif /***************************************************************************** * * ACPICA application-specific globals * ****************************************************************************/ /* ASL-to-ASL+ conversion utility (implemented within the iASL compiler) */ #ifdef ACPI_ASL_COMPILER ACPI_INIT_GLOBAL(char *, acpi_gbl_current_inline_comment, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_current_end_node_comment, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_current_open_brace_comment, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_current_close_brace_comment, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_root_filename, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_current_filename, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_current_parent_filename, NULL); ACPI_INIT_GLOBAL(char *, acpi_gbl_current_include_filename, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_def_blk_comment_list_head, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_def_blk_comment_list_tail, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_reg_comment_list_head, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_reg_comment_list_tail, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_inc_comment_list_head, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_inc_comment_list_tail, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_head, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_tail, NULL); ACPI_INIT_GLOBAL(struct acpi_comment_addr_node, *acpi_gbl_comment_addr_list_head, NULL); ACPI_INIT_GLOBAL(struct acpi_file_node, *acpi_gbl_file_tree_root, NULL); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_reg_comment_cache); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_comment_addr_cache); ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_file_cache); ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_asl_conversion, FALSE); ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_conv_debug_file, NULL); ACPI_GLOBAL(char, acpi_gbl_table_sig[4]); #endif #ifdef ACPI_APPLICATION ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_debug_file, NULL); ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_output_file, NULL); ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_timeout, FALSE); /* Print buffer */ ACPI_GLOBAL(acpi_spinlock, acpi_gbl_print_lock); /* For print buffer */ ACPI_GLOBAL(char, acpi_gbl_print_buffer[1024]); #endif /* ACPI_APPLICATION */ #endif /* __ACGLOBAL_H__ */