diff options
Diffstat (limited to 'include/acpi/acobject.h')
| -rw-r--r-- | include/acpi/acobject.h | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/include/acpi/acobject.h b/include/acpi/acobject.h deleted file mode 100644 index 4a326ba6d48..00000000000 --- a/include/acpi/acobject.h +++ /dev/null @@ -1,401 +0,0 @@ - -/****************************************************************************** - * - * Name: acobject.h - Definition of union acpi_operand_object (Internal object only) - * - *****************************************************************************/ - -/* - * 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 _ACOBJECT_H -#define _ACOBJECT_H - -/* - * The union acpi_operand_object is used to pass AML operands from the dispatcher - * to the interpreter, and to keep track of the various handlers such as - * address space handlers and notify handlers. The object is a constant - * size in order to allow it to be cached and reused. - */ - -/******************************************************************************* - * - * Common Descriptors - * - ******************************************************************************/ - -/* - * Common area for all objects. - * - * data_type is used to differentiate between internal descriptors, and MUST - * be the first byte in this structure. - */ -#define ACPI_OBJECT_COMMON_HEADER /* SIZE/ALIGNMENT: 32 bits, one ptr plus trailing 8-bit flag */\ - u8 descriptor; /* To differentiate various internal objs */\ - u8 type; /* acpi_object_type */\ - u16 reference_count; /* For object deletion management */\ - union acpi_operand_object *next_object; /* Objects linked to parent NS node */\ - u8 flags; \ - -/* Values for flag byte above */ - -#define AOPOBJ_AML_CONSTANT 0x01 -#define AOPOBJ_STATIC_POINTER 0x02 -#define AOPOBJ_DATA_VALID 0x04 -#define AOPOBJ_OBJECT_INITIALIZED 0x08 -#define AOPOBJ_SETUP_COMPLETE 0x10 -#define AOPOBJ_SINGLE_DATUM 0x20 - -/* - * Common bitfield for the field objects - * "Field Datum" -- a datum from the actual field object - * "Buffer Datum" -- a datum from a user buffer, read from or to be written to the field - */ -#define ACPI_COMMON_FIELD_INFO /* SIZE/ALIGNMENT: 24 bits + three 32-bit values */\ - u8 field_flags; /* Access, update, and lock bits */\ - u8 attribute; /* From access_as keyword */\ - u8 access_byte_width; /* Read/Write size in bytes */\ - u32 bit_length; /* Length of field in bits */\ - u32 base_byte_offset; /* Byte offset within containing object */\ - u8 start_field_bit_offset;/* Bit offset within first field datum (0-63) */\ - u8 access_bit_width; /* Read/Write size in bits (8-64) */\ - u32 value; /* Value to store into the Bank or Index register */\ - struct acpi_namespace_node *node; /* Link back to parent node */ - -/* - * Fields common to both Strings and Buffers - */ -#define ACPI_COMMON_BUFFER_INFO \ - u32 length; - -/* - * Common fields for objects that support ASL notifications - */ -#define ACPI_COMMON_NOTIFY_INFO \ - union acpi_operand_object *system_notify; /* Handler for system notifies */\ - union acpi_operand_object *device_notify; /* Handler for driver notifies */\ - union acpi_operand_object *handler; /* Handler for Address space */ - -/****************************************************************************** - * - * Basic data types - * - *****************************************************************************/ - -struct acpi_object_common { -ACPI_OBJECT_COMMON_HEADER}; - -struct acpi_object_integer { - ACPI_OBJECT_COMMON_HEADER acpi_integer value; -}; - -/* - * Note: The String and Buffer object must be identical through the Pointer - * element. There is code that depends on this. - */ -struct acpi_object_string { /* Null terminated, ASCII characters only */ - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_BUFFER_INFO char *pointer; /* String in AML stream or allocated string */ -}; - -struct acpi_object_buffer { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_BUFFER_INFO u8 * pointer; /* Buffer in AML stream or allocated buffer */ - struct acpi_namespace_node *node; /* Link back to parent node */ - u8 *aml_start; - u32 aml_length; -}; - -struct acpi_object_package { - ACPI_OBJECT_COMMON_HEADER u32 count; /* # of elements in package */ - u32 aml_length; - u8 *aml_start; - struct acpi_namespace_node *node; /* Link back to parent node */ - union acpi_operand_object **elements; /* Array of pointers to acpi_objects */ -}; - -/****************************************************************************** - * - * Complex data types - * - *****************************************************************************/ - -struct acpi_object_event { - ACPI_OBJECT_COMMON_HEADER void *semaphore; -}; - -#define ACPI_INFINITE_CONCURRENCY 0xFF - -typedef -acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state); - -struct acpi_object_method { - ACPI_OBJECT_COMMON_HEADER u8 method_flags; - u8 param_count; - u32 aml_length; - void *semaphore; - u8 *aml_start; - ACPI_INTERNAL_METHOD implementation; - u8 concurrency; - u8 thread_count; - acpi_owner_id owner_id; -}; - -struct acpi_object_mutex { - ACPI_OBJECT_COMMON_HEADER u8 sync_level; /* 0-15, specified in Mutex() call */ - u16 acquisition_depth; /* Allow multiple Acquires, same thread */ - struct acpi_thread_state *owner_thread; /* Current owner of the mutex */ - void *semaphore; /* Actual OS synchronization object */ - union acpi_operand_object *prev; /* Link for list of acquired mutexes */ - union acpi_operand_object *next; /* Link for list of acquired mutexes */ - struct acpi_namespace_node *node; /* Containing namespace node */ - u8 original_sync_level; /* Owner's original sync level (0-15) */ -}; - -struct acpi_object_region { - ACPI_OBJECT_COMMON_HEADER u8 space_id; - union acpi_operand_object *handler; /* Handler for region access */ - struct acpi_namespace_node *node; /* Containing namespace node */ - union acpi_operand_object *next; - u32 length; - acpi_physical_address address; -}; - -/****************************************************************************** - * - * Objects that can be notified. All share a common notify_info area. - * - *****************************************************************************/ - -struct acpi_object_notify_common { /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */ -ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO}; - -struct acpi_object_device { - ACPI_OBJECT_COMMON_HEADER - ACPI_COMMON_NOTIFY_INFO struct acpi_gpe_block_info *gpe_block; -}; - -struct acpi_object_power_resource { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO u32 system_level; - u32 resource_order; -}; - -struct acpi_object_processor { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO u32 proc_id; - u32 length; - acpi_io_address address; -}; - -struct acpi_object_thermal_zone { -ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_NOTIFY_INFO}; - -/****************************************************************************** - * - * Fields. All share a common header/info field. - * - *****************************************************************************/ - -struct acpi_object_field_common { /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */ - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *region_obj; /* Containing Operation Region object */ - /* (REGION/BANK fields only) */ -}; - -struct acpi_object_region_field { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *region_obj; /* Containing op_region object */ -}; - -struct acpi_object_bank_field { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *region_obj; /* Containing op_region object */ - union acpi_operand_object *bank_obj; /* bank_select Register object */ -}; - -struct acpi_object_index_field { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO - /* - * No "region_obj" pointer needed since the Index and Data registers - * are each field definitions unto themselves. - */ - union acpi_operand_object *index_obj; /* Index register */ - union acpi_operand_object *data_obj; /* Data register */ -}; - -/* The buffer_field is different in that it is part of a Buffer, not an op_region */ - -struct acpi_object_buffer_field { - ACPI_OBJECT_COMMON_HEADER ACPI_COMMON_FIELD_INFO union acpi_operand_object *buffer_obj; /* Containing Buffer object */ -}; - -/****************************************************************************** - * - * Objects for handlers - * - *****************************************************************************/ - -struct acpi_object_notify_handler { - ACPI_OBJECT_COMMON_HEADER struct acpi_namespace_node *node; /* Parent device */ - acpi_notify_handler handler; - void *context; -}; - -/* Flags for address handler */ - -#define ACPI_ADDR_HANDLER_DEFAULT_INSTALLED 0x1 - -struct acpi_object_addr_handler { - ACPI_OBJECT_COMMON_HEADER u8 space_id; - u16 hflags; - acpi_adr_space_handler handler; - struct acpi_namespace_node *node; /* Parent device */ - void *context; - acpi_adr_space_setup setup; - union acpi_operand_object *region_list; /* regions using this handler */ - union acpi_operand_object *next; -}; - -/****************************************************************************** - * - * Special internal objects - * - *****************************************************************************/ - -/* - * The Reference object type is used for these opcodes: - * Arg[0-6], Local[0-7], index_op, name_op, zero_op, one_op, ones_op, debug_op - */ -struct acpi_object_reference { - ACPI_OBJECT_COMMON_HEADER u8 target_type; /* Used for index_op */ - u16 opcode; - u32 offset; /* Used for arg_op, local_op, and index_op */ - void *object; /* name_op=>HANDLE to obj, index_op=>union acpi_operand_object */ - struct acpi_namespace_node *node; - union acpi_operand_object **where; -}; - -/* - * Extra object is used as additional storage for types that - * have AML code in their declarations (term_args) that must be - * evaluated at run time. - * - * Currently: Region and field_unit types - */ -struct acpi_object_extra { - ACPI_OBJECT_COMMON_HEADER u8 byte_fill1; - u16 word_fill1; - u32 aml_length; - u8 *aml_start; - struct acpi_namespace_node *method_REG; /* _REG method for this region (if any) */ - void *region_context; /* Region-specific data */ -}; - -/* Additional data that can be attached to namespace nodes */ - -struct acpi_object_data { - ACPI_OBJECT_COMMON_HEADER acpi_object_handler handler; - void *pointer; -}; - -/* Structure used when objects are cached for reuse */ - -struct acpi_object_cache_list { - ACPI_OBJECT_COMMON_HEADER union acpi_operand_object *next; /* Link for object cache and internal lists */ -}; - -/****************************************************************************** - * - * union acpi_operand_object Descriptor - a giant union of all of the above - * - *****************************************************************************/ - -union acpi_operand_object { - struct acpi_object_common common; - struct acpi_object_integer integer; - struct acpi_object_string string; - struct acpi_object_buffer buffer; - struct acpi_object_package package; - struct acpi_object_event event; - struct acpi_object_method method; - struct acpi_object_mutex mutex; - struct acpi_object_region region; - struct acpi_object_notify_common common_notify; - struct acpi_object_device device; - struct acpi_object_power_resource power_resource; - struct acpi_object_processor processor; - struct acpi_object_thermal_zone thermal_zone; - struct acpi_object_field_common common_field; - struct acpi_object_region_field field; - struct acpi_object_buffer_field buffer_field; - struct acpi_object_bank_field bank_field; - struct acpi_object_index_field index_field; - struct acpi_object_notify_handler notify; - struct acpi_object_addr_handler address_space; - struct acpi_object_reference reference; - struct acpi_object_extra extra; - struct acpi_object_data data; - struct acpi_object_cache_list cache; -}; - -/****************************************************************************** - * - * union acpi_descriptor - objects that share a common descriptor identifier - * - *****************************************************************************/ - -/* Object descriptor types */ - -#define ACPI_DESC_TYPE_CACHED 0x01 /* Used only when object is cached */ -#define ACPI_DESC_TYPE_STATE 0x02 -#define ACPI_DESC_TYPE_STATE_UPDATE 0x03 -#define ACPI_DESC_TYPE_STATE_PACKAGE 0x04 -#define ACPI_DESC_TYPE_STATE_CONTROL 0x05 -#define ACPI_DESC_TYPE_STATE_RPSCOPE 0x06 -#define ACPI_DESC_TYPE_STATE_PSCOPE 0x07 -#define ACPI_DESC_TYPE_STATE_WSCOPE 0x08 -#define ACPI_DESC_TYPE_STATE_RESULT 0x09 -#define ACPI_DESC_TYPE_STATE_NOTIFY 0x0A -#define ACPI_DESC_TYPE_STATE_THREAD 0x0B -#define ACPI_DESC_TYPE_WALK 0x0C -#define ACPI_DESC_TYPE_PARSER 0x0D -#define ACPI_DESC_TYPE_OPERAND 0x0E -#define ACPI_DESC_TYPE_NAMED 0x0F -#define ACPI_DESC_TYPE_MAX 0x0F - -union acpi_descriptor { - u8 descriptor_id; /* To differentiate various internal objs */ - union acpi_operand_object object; - struct acpi_namespace_node node; - union acpi_parse_object op; -}; - -#endif /* _ACOBJECT_H */ |