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/******************************************************************************
*
* Module Name: acparser.h - AML Parser subcomponent prototypes and defines
* $Revision: 54 $
*
*****************************************************************************/
/*
* Copyright (C) 2000, 2001 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
/* maximum virtual address */
#define ACPI_MAX_AML ((u8 *)(~0UL))
#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
/* psapi - Parser external interfaces */
acpi_status
acpi_psx_load_table (
u8 *pcode_addr,
u32 pcode_length);
acpi_status
acpi_psx_execute (
acpi_namespace_node *method_node,
acpi_operand_object **params,
acpi_operand_object **return_obj_desc);
/******************************************************************************
*
* Parser interfaces
*
*****************************************************************************/
/* psargs - Parse AML opcode arguments */
u8 *
acpi_ps_get_next_package_end (
acpi_parse_state *parser_state);
u32
acpi_ps_get_next_package_length (
acpi_parse_state *parser_state);
NATIVE_CHAR *
acpi_ps_get_next_namestring (
acpi_parse_state *parser_state);
void
acpi_ps_get_next_simple_arg (
acpi_parse_state *parser_state,
u32 arg_type, /* type of argument */
acpi_parse_object *arg); /* (OUT) argument data */
void
acpi_ps_get_next_namepath (
acpi_parse_state *parser_state,
acpi_parse_object *arg,
u32 *arg_count,
u8 method_call);
acpi_parse_object *
acpi_ps_get_next_field (
acpi_parse_state *parser_state);
acpi_parse_object *
acpi_ps_get_next_arg (
acpi_parse_state *parser_state,
u32 arg_type,
u32 *arg_count);
/* psopcode - AML Opcode information */
const acpi_opcode_info *
acpi_ps_get_opcode_info (
u16 opcode);
NATIVE_CHAR *
acpi_ps_get_opcode_name (
u16 opcode);
/* psparse - top level parsing routines */
acpi_status
acpi_ps_find_object (
acpi_walk_state *walk_state,
acpi_parse_object **out_op);
void
acpi_ps_delete_parse_tree (
acpi_parse_object *root);
acpi_status
acpi_ps_parse_loop (
acpi_walk_state *walk_state);
acpi_status
acpi_ps_parse_aml (
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,
acpi_parse_object **root_object);
u16
acpi_ps_peek_opcode (
acpi_parse_state *state);
/* psscope - Scope stack management routines */
acpi_status
acpi_ps_init_scope (
acpi_parse_state *parser_state,
acpi_parse_object *root);
acpi_parse_object *
acpi_ps_get_parent_scope (
acpi_parse_state *state);
u8
acpi_ps_has_completed_scope (
acpi_parse_state *parser_state);
void
acpi_ps_pop_scope (
acpi_parse_state *parser_state,
acpi_parse_object **op,
u32 *arg_list,
u32 *arg_count);
acpi_status
acpi_ps_push_scope (
acpi_parse_state *parser_state,
acpi_parse_object *op,
u32 remaining_args,
u32 arg_count);
void
acpi_ps_cleanup_scope (
acpi_parse_state *state);
/* pstree - parse tree manipulation routines */
void
acpi_ps_append_arg(
acpi_parse_object *op,
acpi_parse_object *arg);
acpi_parse_object*
acpi_ps_find (
acpi_parse_object *scope,
NATIVE_CHAR *path,
u16 opcode,
u32 create);
acpi_parse_object *
acpi_ps_get_arg(
acpi_parse_object *op,
u32 argn);
acpi_parse_object *
acpi_ps_get_child (
acpi_parse_object *op);
acpi_parse_object *
acpi_ps_get_depth_next (
acpi_parse_object *origin,
acpi_parse_object *op);
/* pswalk - parse tree walk routines */
acpi_status
acpi_ps_walk_parsed_aml (
acpi_parse_object *start_op,
acpi_parse_object *end_op,
acpi_operand_object *mth_desc,
acpi_namespace_node *start_node,
acpi_operand_object **params,
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 (
acpi_walk_state *walk_state,
acpi_parse_object *op,
acpi_parse_upwards ascending_callback);
/* psutils - parser utilities */
void
acpi_ps_init_op (
acpi_parse_object *op,
u16 opcode);
acpi_parse_object *
acpi_ps_alloc_op (
u16 opcode);
void
acpi_ps_free_op (
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(
acpi_parse_object *op);
void
acpi_ps_set_name(
acpi_parse_object *op,
u32 name);
/* psdump - display parser tree */
u32
acpi_ps_sprint_path (
NATIVE_CHAR *buffer_start,
u32 buffer_size,
acpi_parse_object *op);
u32
acpi_ps_sprint_op (
NATIVE_CHAR *buffer_start,
u32 buffer_size,
acpi_parse_object *op);
void
acpi_ps_show (
acpi_parse_object *op);
#endif /* __ACPARSER_H__ */
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