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Diffstat (limited to 'include/acpi/acparser.h')
| -rw-r--r-- | include/acpi/acparser.h | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/include/acpi/acparser.h b/include/acpi/acparser.h new file mode 100644 index 000000000000..4c91fd4c54fd --- /dev/null +++ b/include/acpi/acparser.h @@ -0,0 +1,328 @@ +/****************************************************************************** + * + * Module Name: acparser.h - AML Parser subcomponent prototypes and defines + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2003, R. Byron Moore + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#ifndef __ACPARSER_H__ +#define __ACPARSER_H__ + + +#define OP_HAS_RETURN_VALUE 1 + +/* variable # arguments */ + +#define ACPI_VAR_ARGS ACPI_UINT32_MAX + + +#define ACPI_PARSE_DELETE_TREE 0x0001 +#define ACPI_PARSE_NO_TREE_DELETE 0x0000 +#define ACPI_PARSE_TREE_MASK 0x0001 + +#define ACPI_PARSE_LOAD_PASS1 0x0010 +#define ACPI_PARSE_LOAD_PASS2 0x0020 +#define ACPI_PARSE_EXECUTE 0x0030 +#define ACPI_PARSE_MODE_MASK 0x0030 + +#define ACPI_PARSE_DEFERRED_OP 0x0100 + +/* Parser external interfaces */ + +acpi_status +acpi_psx_load_table ( + u8 *pcode_addr, + u32 pcode_length); + +acpi_status +acpi_psx_execute ( + struct acpi_namespace_node *method_node, + union acpi_operand_object **params, + union acpi_operand_object **return_obj_desc); + + +/****************************************************************************** + * + * Parser interfaces + * + *****************************************************************************/ + + +/* psargs - Parse AML opcode arguments */ + +u8 * +acpi_ps_get_next_package_end ( + struct acpi_parse_state *parser_state); + +u32 +acpi_ps_get_next_package_length ( + struct acpi_parse_state *parser_state); + +char * +acpi_ps_get_next_namestring ( + struct acpi_parse_state *parser_state); + +void +acpi_ps_get_next_simple_arg ( + struct acpi_parse_state *parser_state, + u32 arg_type, + union acpi_parse_object *arg); + +acpi_status +acpi_ps_get_next_namepath ( + struct acpi_walk_state *walk_state, + struct acpi_parse_state *parser_state, + union acpi_parse_object *arg, + u8 method_call); + +union acpi_parse_object * +acpi_ps_get_next_field ( + struct acpi_parse_state *parser_state); + +acpi_status +acpi_ps_get_next_arg ( + struct acpi_walk_state *walk_state, + struct acpi_parse_state *parser_state, + u32 arg_type, + union acpi_parse_object **return_arg); + + +/* psfind */ + +union acpi_parse_object * +acpi_ps_find_name ( + union acpi_parse_object *scope, + u32 name, + u32 opcode); + +union acpi_parse_object* +acpi_ps_get_parent ( + union acpi_parse_object *op); + + +/* psopcode - AML Opcode information */ + +const struct acpi_opcode_info * +acpi_ps_get_opcode_info ( + u16 opcode); + +char * +acpi_ps_get_opcode_name ( + u16 opcode); + + +/* psparse - top level parsing routines */ + +u32 +acpi_ps_get_opcode_size ( + u32 opcode); + +void +acpi_ps_complete_this_op ( + struct acpi_walk_state *walk_state, + union acpi_parse_object *op); + +acpi_status +acpi_ps_next_parse_state ( + struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + acpi_status callback_status); + +acpi_status +acpi_ps_find_object ( + struct acpi_walk_state *walk_state, + union acpi_parse_object **out_op); + +void +acpi_ps_delete_parse_tree ( + union acpi_parse_object *root); + +acpi_status +acpi_ps_parse_loop ( + struct acpi_walk_state *walk_state); + +acpi_status +acpi_ps_parse_aml ( + struct acpi_walk_state *walk_state); + +acpi_status +acpi_ps_parse_table ( + u8 *aml, + u32 aml_size, + acpi_parse_downwards descending_callback, + acpi_parse_upwards ascending_callback, + union acpi_parse_object **root_object); + +u16 +acpi_ps_peek_opcode ( + struct acpi_parse_state *state); + + +/* psscope - Scope stack management routines */ + + +acpi_status +acpi_ps_init_scope ( + struct acpi_parse_state *parser_state, + union acpi_parse_object *root); + +union acpi_parse_object * +acpi_ps_get_parent_scope ( + struct acpi_parse_state *state); + +u8 +acpi_ps_has_completed_scope ( + struct acpi_parse_state *parser_state); + +void +acpi_ps_pop_scope ( + struct acpi_parse_state *parser_state, + union acpi_parse_object **op, + u32 *arg_list, + u32 *arg_count); + +acpi_status +acpi_ps_push_scope ( + struct acpi_parse_state *parser_state, + union acpi_parse_object *op, + u32 remaining_args, + u32 arg_count); + +void +acpi_ps_cleanup_scope ( + struct acpi_parse_state *state); + + +/* pstree - parse tree manipulation routines */ + +void +acpi_ps_append_arg( + union acpi_parse_object *op, + union acpi_parse_object *arg); + +union acpi_parse_object* +acpi_ps_find ( + union acpi_parse_object *scope, + char *path, + u16 opcode, + u32 create); + +union acpi_parse_object * +acpi_ps_get_arg( + union acpi_parse_object *op, + u32 argn); + +union acpi_parse_object * +acpi_ps_get_child ( + union acpi_parse_object *op); + +union acpi_parse_object * +acpi_ps_get_depth_next ( + union acpi_parse_object *origin, + union acpi_parse_object *op); + + +/* pswalk - parse tree walk routines */ + +acpi_status +acpi_ps_walk_parsed_aml ( + union acpi_parse_object *start_op, + union acpi_parse_object *end_op, + union acpi_operand_object *mth_desc, + struct acpi_namespace_node *start_node, + union acpi_operand_object **params, + union acpi_operand_object **caller_return_desc, + acpi_owner_id owner_id, + acpi_parse_downwards descending_callback, + acpi_parse_upwards ascending_callback); + +acpi_status +acpi_ps_get_next_walk_op ( + struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + acpi_parse_upwards ascending_callback); + +acpi_status +acpi_ps_delete_completed_op ( + struct acpi_walk_state *walk_state); + + +/* psutils - parser utilities */ + +union acpi_parse_object * +acpi_ps_create_scope_op ( + void); + +void +acpi_ps_init_op ( + union acpi_parse_object *op, + u16 opcode); + +union acpi_parse_object * +acpi_ps_alloc_op ( + u16 opcode); + +void +acpi_ps_free_op ( + union acpi_parse_object *op); + +void +acpi_ps_delete_parse_cache ( + void); + +u8 +acpi_ps_is_leading_char ( + u32 c); + +u8 +acpi_ps_is_prefix_char ( + u32 c); + +u32 +acpi_ps_get_name( + union acpi_parse_object *op); + +void +acpi_ps_set_name( + union acpi_parse_object *op, + u32 name); + + +/* psdump - display parser tree */ + +u32 +acpi_ps_sprint_path ( + char *buffer_start, + u32 buffer_size, + union acpi_parse_object *op); + +u32 +acpi_ps_sprint_op ( + char *buffer_start, + u32 buffer_size, + union acpi_parse_object *op); + +void +acpi_ps_show ( + union acpi_parse_object *op); + + +#endif /* __ACPARSER_H__ */ |