1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * fw_tables.h - Parsing support for ACPI and ACPI-like tables provided by
4 * platform or device firmware
5 *
6 * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
7 * Copyright (C) 2023 Intel Corp.
8 */
9#ifndef _FW_TABLE_H_
10#define _FW_TABLE_H_
11
12union acpi_subtable_headers;
13
14typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header,
15 const unsigned long end);
16
17typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header,
18 void *arg, const unsigned long end);
19
20struct acpi_subtable_proc {
21 int id;
22 acpi_tbl_entry_handler handler;
23 acpi_tbl_entry_handler_arg handler_arg;
24 void *arg;
25 int count;
26};
27
28#include <linux/acpi.h>
29#include <acpi/acpi.h>
30
31union acpi_subtable_headers {
32 struct acpi_subtable_header common;
33 struct acpi_hmat_structure hmat;
34 struct acpi_prmt_module_header prmt;
35 struct acpi_cedt_header cedt;
36};
37
38int acpi_parse_entries_array(char *id, unsigned long table_size,
39 struct acpi_table_header *table_header,
40 struct acpi_subtable_proc *proc,
41 int proc_num, unsigned int max_entries);
42
43#endif
44

source code of linux/include/linux/fw_table.h