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 <[email protected]> 7 * Copyright (C) 2023 Intel Corp. 8 */ 9 #ifndef _FW_TABLE_H_ 10 #define _FW_TABLE_H_ 11 12 union acpi_subtable_headers; 13 14 typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header, 15 const unsigned long end); 16 17 typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header, 18 void *arg, const unsigned long end); 19 20 struct 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 union acpi_subtable_headers { 29 struct acpi_subtable_header common; 30 struct acpi_hmat_structure hmat; 31 struct acpi_prmt_module_header prmt; 32 struct acpi_cedt_header cedt; 33 }; 34 35 int acpi_parse_entries_array(char *id, unsigned long table_size, 36 struct acpi_table_header *table_header, 37 struct acpi_subtable_proc *proc, 38 int proc_num, unsigned int max_entries); 39 40 #endif 41