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Diffstat (limited to 'include/acpi/acstruct.h')
| -rw-r--r-- | include/acpi/acstruct.h | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/include/acpi/acstruct.h b/include/acpi/acstruct.h new file mode 100644 index 00000000000..c97843f6bcb --- /dev/null +++ b/include/acpi/acstruct.h @@ -0,0 +1,223 @@ +/****************************************************************************** + * + * Name: acstruct.h - Internal structs + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, 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 __ACSTRUCT_H__ +#define __ACSTRUCT_H__ + + +/***************************************************************************** + * + * Tree walking typedefs and structs + * + ****************************************************************************/ + + +/* + * Walk state - current state of a parse tree walk. Used for both a leisurely stroll through + * the tree (for whatever reason), and for control method execution. + */ + +#define ACPI_NEXT_OP_DOWNWARD 1 +#define ACPI_NEXT_OP_UPWARD 2 + +#define ACPI_WALK_NON_METHOD 0 +#define ACPI_WALK_METHOD 1 +#define ACPI_WALK_METHOD_RESTART 2 +#define ACPI_WALK_CONST_REQUIRED 3 +#define ACPI_WALK_CONST_OPTIONAL 4 + +struct acpi_walk_state +{ + u8 data_type; /* To differentiate various internal objs MUST BE FIRST!*/\ + u8 walk_type; + acpi_owner_id owner_id; /* Owner of objects created during the walk */ + u8 last_predicate; /* Result of last predicate */ + u8 reserved; /* For alignment */ + u8 current_result; /* */ + u8 next_op_info; /* Info about next_op */ + u8 num_operands; /* Stack pointer for Operands[] array */ + u8 return_used; + u16 opcode; /* Current AML opcode */ + u8 scope_depth; + u8 reserved1; + u32 arg_count; /* push for fixed or var args */ + u32 aml_offset; + u32 arg_types; + u32 method_breakpoint; /* For single stepping */ + u32 user_breakpoint; /* User AML breakpoint */ + u32 parse_flags; + u32 prev_arg_types; + + u8 *aml_last_while; + struct acpi_namespace_node arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ + union acpi_operand_object **caller_return_desc; + union acpi_generic_state *control_state; /* List of control states (nested IFs) */ + struct acpi_namespace_node *deferred_node; /* Used when executing deferred opcodes */ + struct acpi_gpe_event_info *gpe_event_info; /* Info for GPE (_Lxx/_Exx methods only */ + union acpi_operand_object *implicit_return_obj; + struct acpi_namespace_node local_variables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ + struct acpi_namespace_node *method_call_node; /* Called method Node*/ + union acpi_parse_object *method_call_op; /* method_call Op if running a method */ + union acpi_operand_object *method_desc; /* Method descriptor if running a method */ + struct acpi_namespace_node *method_node; /* Method node if running a method. */ + union acpi_parse_object *op; /* Current parser op */ + union acpi_operand_object *operands[ACPI_OBJ_NUM_OPERANDS+1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ + const struct acpi_opcode_info *op_info; /* Info on current opcode */ + union acpi_parse_object *origin; /* Start of walk [Obsolete] */ + union acpi_operand_object **params; + struct acpi_parse_state parser_state; /* Current state of parser */ + union acpi_operand_object *result_obj; + union acpi_generic_state *results; /* Stack of accumulated results */ + union acpi_operand_object *return_desc; /* Return object, if any */ + union acpi_generic_state *scope_info; /* Stack of nested scopes */ + + union acpi_parse_object *prev_op; /* Last op that was processed */ + union acpi_parse_object *next_op; /* next op to be processed */ + acpi_parse_downwards descending_callback; + acpi_parse_upwards ascending_callback; + struct acpi_thread_state *thread; + struct acpi_walk_state *next; /* Next walk_state in list */ +}; + + +/* Info used by acpi_ps_init_objects */ + +struct acpi_init_walk_info +{ + u16 method_count; + u16 device_count; + u16 op_region_count; + u16 field_count; + u16 buffer_count; + u16 package_count; + u16 op_region_init; + u16 field_init; + u16 buffer_init; + u16 package_init; + u16 object_count; + struct acpi_table_desc *table_desc; +}; + + +/* Info used by acpi_ns_initialize_devices */ + +struct acpi_device_walk_info +{ + u16 device_count; + u16 num_STA; + u16 num_INI; + struct acpi_table_desc *table_desc; +}; + + +/* TBD: [Restructure] Merge with struct above */ + +struct acpi_walk_info +{ + u32 debug_level; + u32 owner_id; + u8 display_type; +}; + +/* Display Types */ + +#define ACPI_DISPLAY_SUMMARY 0 +#define ACPI_DISPLAY_OBJECTS 1 + +struct acpi_get_devices_info +{ + acpi_walk_callback user_function; + void *context; + char *hid; +}; + + +union acpi_aml_operands +{ + union acpi_operand_object *operands[7]; + + struct + { + struct acpi_object_integer *type; + struct acpi_object_integer *code; + struct acpi_object_integer *argument; + + } fatal; + + struct + { + union acpi_operand_object *source; + struct acpi_object_integer *index; + union acpi_operand_object *target; + + } index; + + struct + { + union acpi_operand_object *source; + struct acpi_object_integer *index; + struct acpi_object_integer *length; + union acpi_operand_object *target; + + } mid; +}; + + +/* Internal method parameter list */ + +struct acpi_parameter_info +{ + struct acpi_namespace_node *node; + union acpi_operand_object **parameters; + union acpi_operand_object *return_object; + u8 parameter_type; + u8 return_object_type; +}; + +/* Types for parameter_type above */ + +#define ACPI_PARAM_ARGS 0 +#define ACPI_PARAM_GPE 1 + + +#endif |