linux/drivers/acpi/acpica/tbxfload.c

// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/******************************************************************************
 *
 * Module Name: tbxfload - Table load/unload external interfaces
 *
 * Copyright (C) 2000 - 2023, Intel Corp.
 *
 *****************************************************************************/

#define EXPORT_ACPI_INTERFACES

#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
#include "actables.h"
#include "acevents.h"

#define _COMPONENT …
ACPI_MODULE_NAME("tbxfload")

/*******************************************************************************
 *
 * FUNCTION:    acpi_load_tables
 *
 * PARAMETERS:  None
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Load the ACPI tables from the RSDT/XSDT
 *
 ******************************************************************************/
acpi_status ACPI_INIT_FUNCTION acpi_load_tables(void)
{ … }

ACPI_EXPORT_SYMBOL_INIT(…)

/*******************************************************************************
 *
 * FUNCTION:    acpi_tb_load_namespace
 *
 * PARAMETERS:  None
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Load the namespace from the DSDT and all SSDTs/PSDTs found in
 *              the RSDT/XSDT.
 *
 ******************************************************************************/
acpi_status acpi_tb_load_namespace(void)
{ … }

/*******************************************************************************
 *
 * FUNCTION:    acpi_install_table
 *
 * PARAMETERS:  table               - Pointer to the ACPI table to be installed.
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Dynamically install an ACPI table.
 *              Note: This function should only be invoked after
 *                    acpi_initialize_tables() and before acpi_load_tables().
 *
 ******************************************************************************/

acpi_status ACPI_INIT_FUNCTION
acpi_install_table(struct acpi_table_header *table)
{ … }

ACPI_EXPORT_SYMBOL_INIT(…)

/*******************************************************************************
 *
 * FUNCTION:    acpi_install_physical_table
 *
 * PARAMETERS:  address             - Address of the ACPI table to be installed.
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Dynamically install an ACPI table.
 *              Note: This function should only be invoked after
 *                    acpi_initialize_tables() and before acpi_load_tables().
 *
 ******************************************************************************/
acpi_status ACPI_INIT_FUNCTION
acpi_install_physical_table(acpi_physical_address address)
{ … }

ACPI_EXPORT_SYMBOL_INIT(…)

/*******************************************************************************
 *
 * FUNCTION:    acpi_load_table
 *
 * PARAMETERS:  table               - Pointer to a buffer containing the ACPI
 *                                    table to be loaded.
 *              table_idx           - Pointer to a u32 for storing the table
 *                                    index, might be NULL
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Dynamically load an ACPI table from the caller's buffer. Must
 *              be a valid ACPI table with a valid ACPI table header.
 *              Note1: Mainly intended to support hotplug addition of SSDTs.
 *              Note2: Does not copy the incoming table. User is responsible
 *              to ensure that the table is not deleted or unmapped.
 *
 ******************************************************************************/
acpi_status acpi_load_table(struct acpi_table_header *table, u32 *table_idx)
{ … }

ACPI_EXPORT_SYMBOL(…)

/*******************************************************************************
 *
 * FUNCTION:    acpi_unload_parent_table
 *
 * PARAMETERS:  object              - Handle to any namespace object owned by
 *                                    the table to be unloaded
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Via any namespace object within an SSDT or OEMx table, unloads
 *              the table and deletes all namespace objects associated with
 *              that table. Unloading of the DSDT is not allowed.
 *              Note: Mainly intended to support hotplug removal of SSDTs.
 *
 ******************************************************************************/
acpi_status acpi_unload_parent_table(acpi_handle object)
{ … }

ACPI_EXPORT_SYMBOL(…)
/*******************************************************************************
 *
 * FUNCTION:    acpi_unload_table
 *
 * PARAMETERS:  table_index         - Index as returned by acpi_load_table
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Via the table_index representing an SSDT or OEMx table, unloads
 *              the table and deletes all namespace objects associated with
 *              that table. Unloading of the DSDT is not allowed.
 *              Note: Mainly intended to support hotplug removal of SSDTs.
 *
 ******************************************************************************/
acpi_status acpi_unload_table(u32 table_index)
{ … }

ACPI_EXPORT_SYMBOL(…)