2005-04-17 05:20:36 +07:00
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/******************************************************************************
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*
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* Module Name: tbinstal - ACPI table installation and removal
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*
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*****************************************************************************/
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/*
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2014-02-08 08:42:25 +07:00
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* Copyright (C) 2000 - 2014, Intel Corp.
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2005-04-17 05:20:36 +07:00
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#include <acpi/acpi.h>
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2009-01-09 12:30:03 +07:00
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#include "accommon.h"
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#include "acnamesp.h"
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#include "actables.h"
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2005-04-17 05:20:36 +07:00
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#define _COMPONENT ACPI_TABLES
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2005-08-05 11:44:28 +07:00
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ACPI_MODULE_NAME("tbinstal")
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2005-04-17 05:20:36 +07:00
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2007-02-02 23:48:18 +07:00
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/******************************************************************************
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2005-04-17 05:20:36 +07:00
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*
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2007-02-02 23:48:18 +07:00
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* FUNCTION: acpi_tb_verify_table
|
2005-04-17 05:20:36 +07:00
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*
|
2007-02-02 23:48:18 +07:00
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* PARAMETERS: table_desc - table
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2005-04-17 05:20:36 +07:00
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*
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* RETURN: Status
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*
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2007-02-02 23:48:18 +07:00
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* DESCRIPTION: this function is called to verify and map table
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2005-04-17 05:20:36 +07:00
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*
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2007-02-02 23:48:18 +07:00
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*****************************************************************************/
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acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc)
|
2005-04-17 05:20:36 +07:00
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{
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2007-02-02 23:48:22 +07:00
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acpi_status status = AE_OK;
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2005-04-17 05:20:36 +07:00
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2007-02-02 23:48:18 +07:00
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ACPI_FUNCTION_TRACE(tb_verify_table);
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2005-04-17 05:20:36 +07:00
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2007-02-02 23:48:18 +07:00
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/* Map the table if necessary */
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2005-04-19 09:49:35 +07:00
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2007-02-02 23:48:18 +07:00
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if (!table_desc->pointer) {
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2014-04-04 11:38:26 +07:00
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switch (table_desc->flags & ACPI_TABLE_ORIGIN_MASK) {
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case ACPI_TABLE_ORIGIN_MAPPED:
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2007-02-02 23:48:22 +07:00
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table_desc->pointer =
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acpi_os_map_memory(table_desc->address,
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table_desc->length);
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2014-04-04 11:38:26 +07:00
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break;
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case ACPI_TABLE_ORIGIN_ALLOCATED:
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case ACPI_TABLE_ORIGIN_UNKNOWN:
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case ACPI_TABLE_ORIGIN_OVERRIDE:
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table_desc->pointer =
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ACPI_CAST_PTR(struct acpi_table_header,
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table_desc->address);
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break;
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default:
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break;
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2007-02-02 23:48:22 +07:00
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}
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2014-04-04 11:38:18 +07:00
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2007-02-02 23:48:18 +07:00
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if (!table_desc->pointer) {
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return_ACPI_STATUS(AE_NO_MEMORY);
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2005-04-17 05:20:36 +07:00
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}
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2007-02-02 23:48:18 +07:00
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}
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2005-04-17 05:20:36 +07:00
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2013-09-23 08:52:29 +07:00
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/* Always calculate checksum, ignore bad checksum if requested */
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2006-10-02 11:00:00 +07:00
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2013-09-23 08:52:29 +07:00
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status =
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acpi_tb_verify_checksum(table_desc->pointer, table_desc->length);
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2005-04-17 05:20:36 +07:00
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2007-02-02 23:48:19 +07:00
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return_ACPI_STATUS(status);
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2005-04-17 05:20:36 +07:00
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}
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/*******************************************************************************
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*
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2007-02-02 23:48:18 +07:00
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* FUNCTION: acpi_tb_add_table
|
2005-04-17 05:20:36 +07:00
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*
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2007-02-02 23:48:22 +07:00
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* PARAMETERS: table_desc - Table descriptor
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2007-02-02 23:48:18 +07:00
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* table_index - Where the table index is returned
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2005-04-17 05:20:36 +07:00
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*
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* RETURN: Status
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*
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2009-02-03 13:43:04 +07:00
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* DESCRIPTION: This function is called to add an ACPI table. It is used to
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* dynamically load tables via the Load and load_table AML
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* operators.
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2005-04-17 05:20:36 +07:00
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*
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******************************************************************************/
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2007-02-02 23:48:18 +07:00
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acpi_status
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2008-06-10 12:42:13 +07:00
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acpi_tb_add_table(struct acpi_table_desc *table_desc, u32 *table_index)
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2005-04-17 05:20:36 +07:00
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{
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2008-06-10 12:42:13 +07:00
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u32 i;
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2007-02-02 23:48:18 +07:00
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acpi_status status = AE_OK;
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2005-04-17 05:20:36 +07:00
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2007-02-02 23:48:18 +07:00
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ACPI_FUNCTION_TRACE(tb_add_table);
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2005-04-17 05:20:36 +07:00
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2007-02-02 23:48:22 +07:00
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if (!table_desc->pointer) {
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status = acpi_tb_verify_table(table_desc);
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if (ACPI_FAILURE(status) || !table_desc->pointer) {
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return_ACPI_STATUS(status);
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}
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}
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2008-06-10 13:12:50 +07:00
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/*
|
2011-06-14 09:42:53 +07:00
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* Validate the incoming table signature.
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*
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* 1) Originally, we checked the table signature for "SSDT" or "PSDT".
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* 2) We added support for OEMx tables, signature "OEM".
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* 3) Valid tables were encountered with a null signature, so we just
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* gave up on validating the signature, (05/2008).
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* 4) We encountered non-AML tables such as the MADT, which caused
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* interpreter errors and kernel faults. So now, we once again allow
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* only "SSDT", "OEMx", and now, also a null signature. (05/2011).
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2008-06-10 13:12:50 +07:00
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*/
|
2011-06-14 09:42:53 +07:00
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if ((table_desc->pointer->signature[0] != 0x00) &&
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(!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT))
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&& (ACPI_STRNCMP(table_desc->pointer->signature, "OEM", 3))) {
|
2012-07-16 08:39:54 +07:00
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ACPI_BIOS_ERROR((AE_INFO,
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"Table has invalid signature [%4.4s] (0x%8.8X), "
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"must be SSDT or OEMx",
|
2013-06-08 07:59:44 +07:00
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|
acpi_ut_valid_acpi_name(table_desc->pointer->
|
2012-07-16 08:39:54 +07:00
|
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|
signature) ?
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table_desc->pointer->signature : "????",
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*(u32 *)table_desc->pointer->signature));
|
2011-06-14 09:42:53 +07:00
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return_ACPI_STATUS(AE_BAD_SIGNATURE);
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}
|
2007-02-02 23:48:22 +07:00
|
|
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|
2007-02-02 23:48:18 +07:00
|
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|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
2005-04-17 05:20:36 +07:00
|
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|
2007-02-02 23:48:18 +07:00
|
|
|
/* Check if table is already registered */
|
|
|
|
|
2010-04-27 10:16:14 +07:00
|
|
|
for (i = 0; i < acpi_gbl_root_table_list.current_table_count; ++i) {
|
2007-02-02 23:48:18 +07:00
|
|
|
if (!acpi_gbl_root_table_list.tables[i].pointer) {
|
|
|
|
status =
|
|
|
|
acpi_tb_verify_table(&acpi_gbl_root_table_list.
|
|
|
|
tables[i]);
|
|
|
|
if (ACPI_FAILURE(status)
|
|
|
|
|| !acpi_gbl_root_table_list.tables[i].pointer) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-07-04 09:57:51 +07:00
|
|
|
/*
|
|
|
|
* Check for a table match on the entire table length,
|
|
|
|
* not just the header.
|
|
|
|
*/
|
|
|
|
if (table_desc->length !=
|
|
|
|
acpi_gbl_root_table_list.tables[i].length) {
|
|
|
|
continue;
|
|
|
|
}
|
2008-07-04 09:48:43 +07:00
|
|
|
|
2007-02-02 23:48:22 +07:00
|
|
|
if (ACPI_MEMCMP(table_desc->pointer,
|
|
|
|
acpi_gbl_root_table_list.tables[i].pointer,
|
2008-07-04 09:57:51 +07:00
|
|
|
acpi_gbl_root_table_list.tables[i].length)) {
|
2007-02-02 23:48:18 +07:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2008-07-04 09:48:43 +07:00
|
|
|
/*
|
|
|
|
* Note: the current mechanism does not unregister a table if it is
|
|
|
|
* dynamically unloaded. The related namespace entries are deleted,
|
|
|
|
* but the table remains in the root table list.
|
|
|
|
*
|
|
|
|
* The assumption here is that the number of different tables that
|
|
|
|
* will be loaded is actually small, and there is minimal overhead
|
|
|
|
* in just keeping the table in case it is needed again.
|
|
|
|
*
|
|
|
|
* If this assumption changes in the future (perhaps on large
|
|
|
|
* machines with many table load/unload operations), tables will
|
|
|
|
* need to be unregistered when they are unloaded, and slots in the
|
|
|
|
* root table list should be reused when empty.
|
|
|
|
*/
|
2007-02-02 23:48:18 +07:00
|
|
|
*table_index = i;
|
2008-07-04 09:48:43 +07:00
|
|
|
|
|
|
|
if (acpi_gbl_root_table_list.tables[i].
|
|
|
|
flags & ACPI_TABLE_IS_LOADED) {
|
|
|
|
|
|
|
|
/* Table is still loaded, this is an error */
|
|
|
|
|
|
|
|
status = AE_ALREADY_EXISTS;
|
|
|
|
goto release;
|
|
|
|
} else {
|
|
|
|
/* Table was unloaded, allow it to be reloaded */
|
|
|
|
|
2014-04-04 11:38:35 +07:00
|
|
|
acpi_tb_delete_table(table_desc);
|
2008-07-04 09:48:43 +07:00
|
|
|
table_desc->pointer =
|
|
|
|
acpi_gbl_root_table_list.tables[i].pointer;
|
|
|
|
table_desc->address =
|
|
|
|
acpi_gbl_root_table_list.tables[i].address;
|
|
|
|
status = AE_OK;
|
|
|
|
goto print_header;
|
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2009-02-03 13:43:04 +07:00
|
|
|
/*
|
|
|
|
* ACPI Table Override:
|
|
|
|
* Allow the host to override dynamically loaded tables.
|
2012-02-14 17:31:56 +07:00
|
|
|
* NOTE: the table is fully mapped at this point, and the mapping will
|
|
|
|
* be deleted by tb_table_override if the table is actually overridden.
|
2009-02-03 13:43:04 +07:00
|
|
|
*/
|
2012-02-14 17:31:56 +07:00
|
|
|
(void)acpi_tb_table_override(table_desc->pointer, table_desc);
|
2009-02-03 13:43:04 +07:00
|
|
|
|
2008-07-04 09:48:43 +07:00
|
|
|
/* Add the table to the global root table list */
|
|
|
|
|
2007-02-02 23:48:22 +07:00
|
|
|
status = acpi_tb_store_table(table_desc->address, table_desc->pointer,
|
|
|
|
table_desc->length, table_desc->flags,
|
|
|
|
table_index);
|
2005-08-05 11:44:28 +07:00
|
|
|
if (ACPI_FAILURE(status)) {
|
2007-02-02 23:48:18 +07:00
|
|
|
goto release;
|
2005-07-30 05:15:00 +07:00
|
|
|
}
|
|
|
|
|
2013-10-29 08:30:02 +07:00
|
|
|
print_header:
|
2007-02-02 23:48:22 +07:00
|
|
|
acpi_tb_print_table_header(table_desc->address, table_desc->pointer);
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2013-10-29 08:30:02 +07:00
|
|
|
release:
|
2005-08-05 11:44:28 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
|
|
|
return_ACPI_STATUS(status);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2012-02-14 17:31:56 +07:00
|
|
|
/*******************************************************************************
|
|
|
|
*
|
|
|
|
* FUNCTION: acpi_tb_table_override
|
|
|
|
*
|
|
|
|
* PARAMETERS: table_header - Header for the original table
|
|
|
|
* table_desc - Table descriptor initialized for the
|
|
|
|
* original table. May or may not be mapped.
|
|
|
|
*
|
|
|
|
* RETURN: Pointer to the entire new table. NULL if table not overridden.
|
|
|
|
* If overridden, installs the new table within the input table
|
|
|
|
* descriptor.
|
|
|
|
*
|
|
|
|
* DESCRIPTION: Attempt table override by calling the OSL override functions.
|
|
|
|
* Note: If the table is overridden, then the entire new table
|
|
|
|
* is mapped and returned by this function.
|
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
|
|
|
struct acpi_table_header *acpi_tb_table_override(struct acpi_table_header
|
|
|
|
*table_header,
|
|
|
|
struct acpi_table_desc
|
|
|
|
*table_desc)
|
|
|
|
{
|
|
|
|
acpi_status status;
|
|
|
|
struct acpi_table_header *new_table = NULL;
|
|
|
|
acpi_physical_address new_address = 0;
|
|
|
|
u32 new_table_length = 0;
|
|
|
|
u8 new_flags;
|
|
|
|
char *override_type;
|
|
|
|
|
|
|
|
/* (1) Attempt logical override (returns a logical address) */
|
|
|
|
|
|
|
|
status = acpi_os_table_override(table_header, &new_table);
|
|
|
|
if (ACPI_SUCCESS(status) && new_table) {
|
|
|
|
new_address = ACPI_PTR_TO_PHYSADDR(new_table);
|
|
|
|
new_table_length = new_table->length;
|
|
|
|
new_flags = ACPI_TABLE_ORIGIN_OVERRIDE;
|
|
|
|
override_type = "Logical";
|
|
|
|
goto finish_override;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* (2) Attempt physical override (returns a physical address) */
|
|
|
|
|
|
|
|
status = acpi_os_physical_table_override(table_header,
|
|
|
|
&new_address,
|
|
|
|
&new_table_length);
|
|
|
|
if (ACPI_SUCCESS(status) && new_address && new_table_length) {
|
|
|
|
|
|
|
|
/* Map the entire new table */
|
|
|
|
|
|
|
|
new_table = acpi_os_map_memory(new_address, new_table_length);
|
|
|
|
if (!new_table) {
|
|
|
|
ACPI_EXCEPTION((AE_INFO, AE_NO_MEMORY,
|
2014-02-08 08:42:07 +07:00
|
|
|
"%4.4s " ACPI_PRINTF_UINT
|
|
|
|
" Attempted physical table override failed",
|
2012-02-14 17:31:56 +07:00
|
|
|
table_header->signature,
|
2014-02-08 08:42:07 +07:00
|
|
|
ACPI_FORMAT_TO_UINT(table_desc->
|
|
|
|
address)));
|
2012-02-14 17:31:56 +07:00
|
|
|
return (NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
override_type = "Physical";
|
|
|
|
new_flags = ACPI_TABLE_ORIGIN_MAPPED;
|
|
|
|
goto finish_override;
|
|
|
|
}
|
|
|
|
|
|
|
|
return (NULL); /* There was no override */
|
|
|
|
|
2013-10-29 08:30:02 +07:00
|
|
|
finish_override:
|
2012-02-14 17:31:56 +07:00
|
|
|
|
2014-02-08 08:42:07 +07:00
|
|
|
ACPI_INFO((AE_INFO, "%4.4s " ACPI_PRINTF_UINT
|
|
|
|
" %s table override, new table: " ACPI_PRINTF_UINT,
|
2012-02-14 17:31:56 +07:00
|
|
|
table_header->signature,
|
2014-02-08 08:42:07 +07:00
|
|
|
ACPI_FORMAT_TO_UINT(table_desc->address),
|
|
|
|
override_type, ACPI_FORMAT_TO_UINT(new_table)));
|
2012-02-14 17:31:56 +07:00
|
|
|
|
|
|
|
/* We can now unmap/delete the original table (if fully mapped) */
|
|
|
|
|
|
|
|
acpi_tb_delete_table(table_desc);
|
|
|
|
|
|
|
|
/* Setup descriptor for the new table */
|
|
|
|
|
|
|
|
table_desc->address = new_address;
|
|
|
|
table_desc->pointer = new_table;
|
|
|
|
table_desc->length = new_table_length;
|
|
|
|
table_desc->flags = new_flags;
|
|
|
|
|
|
|
|
return (new_table);
|
|
|
|
}
|
|
|
|
|
2005-04-17 05:20:36 +07:00
|
|
|
/*******************************************************************************
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* FUNCTION: acpi_tb_resize_root_table_list
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* PARAMETERS: None
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
* RETURN: Status
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* DESCRIPTION: Expand the size of global table array
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_status acpi_tb_resize_root_table_list(void)
|
2005-04-17 05:20:36 +07:00
|
|
|
{
|
2007-02-02 23:48:18 +07:00
|
|
|
struct acpi_table_desc *tables;
|
2012-09-13 23:29:06 +07:00
|
|
|
u32 table_count;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FUNCTION_TRACE(tb_resize_root_table_list);
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/* allow_resize flag is a parameter to acpi_initialize_tables */
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:19 +07:00
|
|
|
if (!(acpi_gbl_root_table_list.flags & ACPI_ROOT_ALLOW_RESIZE)) {
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_ERROR((AE_INFO,
|
|
|
|
"Resize of Root Table Array is not allowed"));
|
|
|
|
return_ACPI_STATUS(AE_SUPPORT);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/* Increase the Table Array size */
|
|
|
|
|
2012-09-13 23:29:06 +07:00
|
|
|
if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
|
|
|
|
table_count = acpi_gbl_root_table_list.max_table_count;
|
|
|
|
} else {
|
|
|
|
table_count = acpi_gbl_root_table_list.current_table_count;
|
|
|
|
}
|
|
|
|
|
|
|
|
tables = ACPI_ALLOCATE_ZEROED(((acpi_size) table_count +
|
2009-02-18 14:03:30 +07:00
|
|
|
ACPI_ROOT_TABLE_SIZE_INCREMENT) *
|
|
|
|
sizeof(struct acpi_table_desc));
|
2007-02-02 23:48:18 +07:00
|
|
|
if (!tables) {
|
|
|
|
ACPI_ERROR((AE_INFO,
|
|
|
|
"Could not allocate new root table array"));
|
|
|
|
return_ACPI_STATUS(AE_NO_MEMORY);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/* Copy and free the previous table array */
|
|
|
|
|
|
|
|
if (acpi_gbl_root_table_list.tables) {
|
|
|
|
ACPI_MEMCPY(tables, acpi_gbl_root_table_list.tables,
|
2012-09-13 23:29:06 +07:00
|
|
|
(acpi_size) table_count *
|
|
|
|
sizeof(struct acpi_table_desc));
|
2007-02-02 23:48:18 +07:00
|
|
|
|
2007-02-02 23:48:19 +07:00
|
|
|
if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FREE(acpi_gbl_root_table_list.tables);
|
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_gbl_root_table_list.tables = tables;
|
2012-09-13 23:29:06 +07:00
|
|
|
acpi_gbl_root_table_list.max_table_count =
|
|
|
|
table_count + ACPI_ROOT_TABLE_SIZE_INCREMENT;
|
|
|
|
acpi_gbl_root_table_list.flags |= ACPI_ROOT_ORIGIN_ALLOCATED;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
return_ACPI_STATUS(AE_OK);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* FUNCTION: acpi_tb_store_table
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2012-07-12 08:40:10 +07:00
|
|
|
* PARAMETERS: address - Table address
|
|
|
|
* table - Table header
|
|
|
|
* length - Table length
|
|
|
|
* flags - flags
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* RETURN: Status and table index.
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* DESCRIPTION: Add an ACPI table to the global table list
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
|
|
|
acpi_status
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_tb_store_table(acpi_physical_address address,
|
|
|
|
struct acpi_table_header *table,
|
2008-06-10 12:42:13 +07:00
|
|
|
u32 length, u8 flags, u32 *table_index)
|
2005-04-17 05:20:36 +07:00
|
|
|
{
|
2010-04-27 10:16:14 +07:00
|
|
|
acpi_status status;
|
|
|
|
struct acpi_table_desc *new_table;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/* Ensure that there is room for the table in the Root Table List */
|
2005-07-08 11:00:00 +07:00
|
|
|
|
2010-04-27 10:16:14 +07:00
|
|
|
if (acpi_gbl_root_table_list.current_table_count >=
|
|
|
|
acpi_gbl_root_table_list.max_table_count) {
|
2007-02-02 23:48:18 +07:00
|
|
|
status = acpi_tb_resize_root_table_list();
|
|
|
|
if (ACPI_FAILURE(status)) {
|
|
|
|
return (status);
|
|
|
|
}
|
2005-07-08 11:00:00 +07:00
|
|
|
}
|
|
|
|
|
2010-04-27 10:16:14 +07:00
|
|
|
new_table =
|
|
|
|
&acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.
|
|
|
|
current_table_count];
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/* Initialize added table */
|
|
|
|
|
2010-04-27 10:16:14 +07:00
|
|
|
new_table->address = address;
|
|
|
|
new_table->pointer = table;
|
|
|
|
new_table->length = length;
|
|
|
|
new_table->owner_id = 0;
|
|
|
|
new_table->flags = flags;
|
|
|
|
|
|
|
|
ACPI_MOVE_32_TO_32(&new_table->signature, table->signature);
|
|
|
|
|
|
|
|
*table_index = acpi_gbl_root_table_list.current_table_count;
|
|
|
|
acpi_gbl_root_table_list.current_table_count++;
|
|
|
|
return (AE_OK);
|
2007-02-02 23:48:18 +07:00
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/*******************************************************************************
|
|
|
|
*
|
|
|
|
* FUNCTION: acpi_tb_delete_table
|
|
|
|
*
|
|
|
|
* PARAMETERS: table_index - Table index
|
|
|
|
*
|
|
|
|
* RETURN: None
|
|
|
|
*
|
|
|
|
* DESCRIPTION: Delete one internal ACPI table
|
|
|
|
*
|
|
|
|
******************************************************************************/
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:22 +07:00
|
|
|
void acpi_tb_delete_table(struct acpi_table_desc *table_desc)
|
2007-02-02 23:48:18 +07:00
|
|
|
{
|
2014-04-04 11:38:18 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/* Table must be mapped or allocated */
|
2014-04-04 11:38:18 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
if (!table_desc->pointer) {
|
|
|
|
return;
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
2014-04-04 11:38:18 +07:00
|
|
|
|
2007-02-02 23:48:22 +07:00
|
|
|
switch (table_desc->flags & ACPI_TABLE_ORIGIN_MASK) {
|
|
|
|
case ACPI_TABLE_ORIGIN_MAPPED:
|
2013-06-08 07:58:14 +07:00
|
|
|
|
2007-02-02 23:48:22 +07:00
|
|
|
acpi_os_unmap_memory(table_desc->pointer, table_desc->length);
|
|
|
|
break;
|
2013-06-08 07:58:14 +07:00
|
|
|
|
2007-02-02 23:48:22 +07:00
|
|
|
case ACPI_TABLE_ORIGIN_ALLOCATED:
|
2013-06-08 07:58:14 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FREE(table_desc->pointer);
|
2014-04-04 11:38:26 +07:00
|
|
|
table_desc->address = ACPI_PTR_TO_PHYSADDR(NULL);
|
2007-02-02 23:48:22 +07:00
|
|
|
break;
|
2012-02-14 17:31:56 +07:00
|
|
|
|
|
|
|
/* Not mapped or allocated, there is nothing we can do */
|
|
|
|
|
|
|
|
default:
|
2013-06-08 07:58:14 +07:00
|
|
|
|
2012-02-14 17:31:56 +07:00
|
|
|
return;
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
table_desc->pointer = NULL;
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* FUNCTION: acpi_tb_terminate
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* PARAMETERS: None
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* RETURN: None
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
* DESCRIPTION: Delete all internal ACPI tables
|
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
void acpi_tb_terminate(void)
|
2005-04-17 05:20:36 +07:00
|
|
|
{
|
2008-06-10 12:42:13 +07:00
|
|
|
u32 i;
|
2007-02-02 23:48:18 +07:00
|
|
|
|
|
|
|
ACPI_FUNCTION_TRACE(tb_terminate);
|
|
|
|
|
|
|
|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
|
|
|
|
|
|
|
/* Delete the individual tables */
|
|
|
|
|
2010-04-27 10:16:14 +07:00
|
|
|
for (i = 0; i < acpi_gbl_root_table_list.current_table_count; i++) {
|
2007-02-02 23:48:22 +07:00
|
|
|
acpi_tb_delete_table(&acpi_gbl_root_table_list.tables[i]);
|
2007-02-02 23:48:18 +07:00
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
|
|
|
|
/*
|
2007-02-02 23:48:18 +07:00
|
|
|
* Delete the root table array if allocated locally. Array cannot be
|
|
|
|
* mapped, so we don't need to check for that flag.
|
2005-04-17 05:20:36 +07:00
|
|
|
*/
|
2007-02-02 23:48:19 +07:00
|
|
|
if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FREE(acpi_gbl_root_table_list.tables);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
2007-02-02 23:48:18 +07:00
|
|
|
|
|
|
|
acpi_gbl_root_table_list.tables = NULL;
|
|
|
|
acpi_gbl_root_table_list.flags = 0;
|
2010-04-27 10:16:14 +07:00
|
|
|
acpi_gbl_root_table_list.current_table_count = 0;
|
2007-02-02 23:48:18 +07:00
|
|
|
|
|
|
|
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "ACPI Tables freed\n"));
|
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
2012-10-31 09:26:01 +07:00
|
|
|
|
|
|
|
return_VOID;
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* FUNCTION: acpi_tb_delete_namespace_by_owner
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* PARAMETERS: table_index - Table index
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2009-03-09 15:31:04 +07:00
|
|
|
* RETURN: Status
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* DESCRIPTION: Delete all namespace objects created when this table was loaded.
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
2009-03-09 15:31:04 +07:00
|
|
|
acpi_status acpi_tb_delete_namespace_by_owner(u32 table_index)
|
2005-04-17 05:20:36 +07:00
|
|
|
{
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_owner_id owner_id;
|
2009-03-09 15:31:04 +07:00
|
|
|
acpi_status status;
|
|
|
|
|
|
|
|
ACPI_FUNCTION_TRACE(tb_delete_namespace_by_owner);
|
|
|
|
|
|
|
|
status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
|
|
|
if (ACPI_FAILURE(status)) {
|
|
|
|
return_ACPI_STATUS(status);
|
|
|
|
}
|
|
|
|
|
2010-04-27 10:16:14 +07:00
|
|
|
if (table_index >= acpi_gbl_root_table_list.current_table_count) {
|
2009-03-09 15:31:04 +07:00
|
|
|
|
|
|
|
/* The table index does not exist */
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
2009-03-09 15:31:04 +07:00
|
|
|
return_ACPI_STATUS(AE_NOT_EXIST);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2009-03-09 15:31:04 +07:00
|
|
|
/* Get the owner ID for this table, used to delete namespace nodes */
|
|
|
|
|
|
|
|
owner_id = acpi_gbl_root_table_list.tables[table_index].owner_id;
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
2009-03-09 15:31:04 +07:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Need to acquire the namespace writer lock to prevent interference
|
|
|
|
* with any concurrent namespace walks. The interpreter must be
|
|
|
|
* released during the deletion since the acquisition of the deletion
|
|
|
|
* lock may block, and also since the execution of a namespace walk
|
|
|
|
* must be allowed to use the interpreter.
|
|
|
|
*/
|
2009-04-22 12:02:06 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_INTERPRETER);
|
2009-03-09 15:31:04 +07:00
|
|
|
status = acpi_ut_acquire_write_lock(&acpi_gbl_namespace_rw_lock);
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_ns_delete_namespace_by_owner(owner_id);
|
2009-03-09 15:31:04 +07:00
|
|
|
if (ACPI_FAILURE(status)) {
|
|
|
|
return_ACPI_STATUS(status);
|
|
|
|
}
|
|
|
|
|
|
|
|
acpi_ut_release_write_lock(&acpi_gbl_namespace_rw_lock);
|
|
|
|
|
|
|
|
status = acpi_ut_acquire_mutex(ACPI_MTX_INTERPRETER);
|
|
|
|
return_ACPI_STATUS(status);
|
2007-02-02 23:48:18 +07:00
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/*******************************************************************************
|
|
|
|
*
|
|
|
|
* FUNCTION: acpi_tb_allocate_owner_id
|
|
|
|
*
|
|
|
|
* PARAMETERS: table_index - Table index
|
|
|
|
*
|
|
|
|
* RETURN: Status
|
|
|
|
*
|
|
|
|
* DESCRIPTION: Allocates owner_id in table_desc
|
|
|
|
*
|
|
|
|
******************************************************************************/
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2008-06-10 12:42:13 +07:00
|
|
|
acpi_status acpi_tb_allocate_owner_id(u32 table_index)
|
2007-02-02 23:48:18 +07:00
|
|
|
{
|
|
|
|
acpi_status status = AE_BAD_PARAMETER;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FUNCTION_TRACE(tb_allocate_owner_id);
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
2010-04-27 10:16:14 +07:00
|
|
|
if (table_index < acpi_gbl_root_table_list.current_table_count) {
|
2007-02-02 23:48:18 +07:00
|
|
|
status = acpi_ut_allocate_owner_id
|
|
|
|
(&(acpi_gbl_root_table_list.tables[table_index].owner_id));
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2005-08-05 11:44:28 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
2007-02-02 23:48:18 +07:00
|
|
|
return_ACPI_STATUS(status);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* FUNCTION: acpi_tb_release_owner_id
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* PARAMETERS: table_index - Table index
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* RETURN: Status
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* DESCRIPTION: Releases owner_id in table_desc
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
2008-06-10 12:42:13 +07:00
|
|
|
acpi_status acpi_tb_release_owner_id(u32 table_index)
|
2005-04-17 05:20:36 +07:00
|
|
|
{
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_status status = AE_BAD_PARAMETER;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FUNCTION_TRACE(tb_release_owner_id);
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
2010-04-27 10:16:14 +07:00
|
|
|
if (table_index < acpi_gbl_root_table_list.current_table_count) {
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_ut_release_owner_id(&
|
|
|
|
(acpi_gbl_root_table_list.
|
|
|
|
tables[table_index].owner_id));
|
|
|
|
status = AE_OK;
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
|
|
|
return_ACPI_STATUS(status);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* FUNCTION: acpi_tb_get_owner_id
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* PARAMETERS: table_index - Table index
|
|
|
|
* owner_id - Where the table owner_id is returned
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* RETURN: Status
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
2007-02-02 23:48:18 +07:00
|
|
|
* DESCRIPTION: returns owner_id for the ACPI table
|
2005-04-17 05:20:36 +07:00
|
|
|
*
|
|
|
|
******************************************************************************/
|
|
|
|
|
2014-04-04 11:38:18 +07:00
|
|
|
acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id * owner_id)
|
2005-04-17 05:20:36 +07:00
|
|
|
{
|
2007-02-02 23:48:18 +07:00
|
|
|
acpi_status status = AE_BAD_PARAMETER;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
ACPI_FUNCTION_TRACE(tb_get_owner_id);
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
2010-04-27 10:16:14 +07:00
|
|
|
if (table_index < acpi_gbl_root_table_list.current_table_count) {
|
2007-02-02 23:48:18 +07:00
|
|
|
*owner_id =
|
|
|
|
acpi_gbl_root_table_list.tables[table_index].owner_id;
|
|
|
|
status = AE_OK;
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
|
|
|
return_ACPI_STATUS(status);
|
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/*******************************************************************************
|
|
|
|
*
|
|
|
|
* FUNCTION: acpi_tb_is_table_loaded
|
|
|
|
*
|
|
|
|
* PARAMETERS: table_index - Table index
|
|
|
|
*
|
|
|
|
* RETURN: Table Loaded Flag
|
|
|
|
*
|
|
|
|
******************************************************************************/
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2008-06-10 12:42:13 +07:00
|
|
|
u8 acpi_tb_is_table_loaded(u32 table_index)
|
2007-02-02 23:48:18 +07:00
|
|
|
{
|
|
|
|
u8 is_loaded = FALSE;
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
2010-04-27 10:16:14 +07:00
|
|
|
if (table_index < acpi_gbl_root_table_list.current_table_count) {
|
2007-02-02 23:48:18 +07:00
|
|
|
is_loaded = (u8)
|
2009-02-18 14:03:30 +07:00
|
|
|
(acpi_gbl_root_table_list.tables[table_index].flags &
|
|
|
|
ACPI_TABLE_IS_LOADED);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
|
|
|
return (is_loaded);
|
|
|
|
}
|
2006-07-08 07:44:38 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
/*******************************************************************************
|
|
|
|
*
|
|
|
|
* FUNCTION: acpi_tb_set_table_loaded_flag
|
|
|
|
*
|
|
|
|
* PARAMETERS: table_index - Table index
|
|
|
|
* is_loaded - TRUE if table is loaded, FALSE otherwise
|
|
|
|
*
|
|
|
|
* RETURN: None
|
|
|
|
*
|
|
|
|
* DESCRIPTION: Sets the table loaded flag to either TRUE or FALSE.
|
|
|
|
*
|
|
|
|
******************************************************************************/
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2008-06-10 12:42:13 +07:00
|
|
|
void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded)
|
2007-02-02 23:48:18 +07:00
|
|
|
{
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
2010-04-27 10:16:14 +07:00
|
|
|
if (table_index < acpi_gbl_root_table_list.current_table_count) {
|
2007-02-02 23:48:18 +07:00
|
|
|
if (is_loaded) {
|
|
|
|
acpi_gbl_root_table_list.tables[table_index].flags |=
|
2007-02-02 23:48:19 +07:00
|
|
|
ACPI_TABLE_IS_LOADED;
|
2007-02-02 23:48:18 +07:00
|
|
|
} else {
|
|
|
|
acpi_gbl_root_table_list.tables[table_index].flags &=
|
2007-02-02 23:48:19 +07:00
|
|
|
~ACPI_TABLE_IS_LOADED;
|
2007-02-02 23:48:18 +07:00
|
|
|
}
|
|
|
|
}
|
2005-04-17 05:20:36 +07:00
|
|
|
|
2007-02-02 23:48:18 +07:00
|
|
|
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
|
2005-04-17 05:20:36 +07:00
|
|
|
}
|