linux-imx

/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */

/******************************************************************************

 *

 * Module Name: acparser.h - AML Parser subcomponent prototypes and defines

 *

 * Copyright (C) 2000 - 2019, Intel Corp.

 *

 *****************************************************************************/

​

#ifndef __ACPARSER_H__

#define __ACPARSER_H__

​

#define OP_HAS_RETURN_VALUE             1

​

/* Variable number of arguments. This field must be 32 bits */

​

#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

#define ACPI_PARSE_DISASSEMBLE          0x0200

​

#define ACPI_PARSE_MODULE_LEVEL         0x0400

​

/******************************************************************************

 *

 * Parser interfaces

 *

 *****************************************************************************/

​

extern const u8 acpi_gbl_short_op_index[];

extern const u8 acpi_gbl_long_op_index[];

​

/*

 * psxface - Parser external interfaces

 */

acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info);

​

acpi_status acpi_ps_execute_table(struct acpi_evaluate_info *info);

​

/*

 * psargs - Parse AML opcode arguments

 */

u8 *acpi_ps_get_next_package_end(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 possible_method_call);

​

/* Values for u8 above */

​

#define ACPI_NOT_METHOD_CALL            FALSE

#define ACPI_POSSIBLE_METHOD_CALL       TRUE

​

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);

​

/*

 * psobject - support for parse object processing

 */

acpi_status

acpi_ps_build_named_op(struct acpi_walk_state *walk_state,

               u8 *aml_op_start,

               union acpi_parse_object *unnamed_op,

               union acpi_parse_object **op);

​