17c478bd9Sstevel@tonic-gate /******************************************************************************
27c478bd9Sstevel@tonic-gate *
3db2bae30SDana Myers * Module Name: tbfind - find table
47c478bd9Sstevel@tonic-gate *
57c478bd9Sstevel@tonic-gate *****************************************************************************/
67c478bd9Sstevel@tonic-gate
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
127c478bd9Sstevel@tonic-gate * All rights reserved.
137c478bd9Sstevel@tonic-gate *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
11926f3cdf0SGordon Ross * Redistribution and use in source and binary forms, with or without
12026f3cdf0SGordon Ross * modification, are permitted provided that the following conditions
12126f3cdf0SGordon Ross * are met:
12226f3cdf0SGordon Ross * 1. Redistributions of source code must retain the above copyright
12326f3cdf0SGordon Ross * notice, this list of conditions, and the following disclaimer,
12426f3cdf0SGordon Ross * without modification.
12526f3cdf0SGordon Ross * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12626f3cdf0SGordon Ross * substantially similar to the "NO WARRANTY" disclaimer below
12726f3cdf0SGordon Ross * ("Disclaimer") and any redistribution must be conditioned upon
12826f3cdf0SGordon Ross * including a substantially similar Disclaimer requirement for further
12926f3cdf0SGordon Ross * binary redistribution.
13026f3cdf0SGordon Ross * 3. Neither the names of the above-listed copyright holders nor the names
13126f3cdf0SGordon Ross * of any contributors may be used to endorse or promote products derived
13226f3cdf0SGordon Ross * from this software without specific prior written permission.
13326f3cdf0SGordon Ross *
13426f3cdf0SGordon Ross * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13526f3cdf0SGordon Ross * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
13726f3cdf0SGordon Ross * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147*35786f68SRobert Mustacchi * GNU General Public License ("GPL") version 2 as published by the Free
148*35786f68SRobert Mustacchi * Software Foundation.
149*35786f68SRobert Mustacchi *
150*35786f68SRobert Mustacchi *****************************************************************************/
1517c478bd9Sstevel@tonic-gate
1527c478bd9Sstevel@tonic-gate #include "acpi.h"
153aa2aa9a6SDana Myers #include "accommon.h"
154db2bae30SDana Myers #include "actables.h"
1557c478bd9Sstevel@tonic-gate
156db2bae30SDana Myers #define _COMPONENT ACPI_TABLES
157db2bae30SDana Myers ACPI_MODULE_NAME ("tbfind")
1587c478bd9Sstevel@tonic-gate
1597c478bd9Sstevel@tonic-gate
1607c478bd9Sstevel@tonic-gate /*******************************************************************************
1617c478bd9Sstevel@tonic-gate *
162db2bae30SDana Myers * FUNCTION: AcpiTbFindTable
1637c478bd9Sstevel@tonic-gate *
164db2bae30SDana Myers * PARAMETERS: Signature - String with ACPI table signature
165db2bae30SDana Myers * OemId - String with the table OEM ID
166db2bae30SDana Myers * OemTableId - String with the OEM Table ID
167db2bae30SDana Myers * TableIndex - Where the table index is returned
1687c478bd9Sstevel@tonic-gate *
169db2bae30SDana Myers * RETURN: Status and table index
1707c478bd9Sstevel@tonic-gate *
171db2bae30SDana Myers * DESCRIPTION: Find an ACPI table (in the RSDT/XSDT) that matches the
172db2bae30SDana Myers * Signature, OEM ID and OEM Table ID. Returns an index that can
173db2bae30SDana Myers * be used to get the table header or entire table.
1747c478bd9Sstevel@tonic-gate *
1757c478bd9Sstevel@tonic-gate ******************************************************************************/
1767c478bd9Sstevel@tonic-gate
177db2bae30SDana Myers ACPI_STATUS
AcpiTbFindTable(char * Signature,char * OemId,char * OemTableId,UINT32 * TableIndex)178db2bae30SDana Myers AcpiTbFindTable (
179db2bae30SDana Myers char *Signature,
180db2bae30SDana Myers char *OemId,
181db2bae30SDana Myers char *OemTableId,
182db2bae30SDana Myers UINT32 *TableIndex)
1837c478bd9Sstevel@tonic-gate {
184*35786f68SRobert Mustacchi ACPI_STATUS Status = AE_OK;
185db2bae30SDana Myers ACPI_TABLE_HEADER Header;
1867b1019a6SJerry Jelinek UINT32 i;
1877c478bd9Sstevel@tonic-gate
1887c478bd9Sstevel@tonic-gate
189db2bae30SDana Myers ACPI_FUNCTION_TRACE (TbFindTable);
1907c478bd9Sstevel@tonic-gate
1917c478bd9Sstevel@tonic-gate
1927b1019a6SJerry Jelinek /* Validate the input table signature */
1937b1019a6SJerry Jelinek
1947b1019a6SJerry Jelinek if (!AcpiUtValidNameseg (Signature))
1957b1019a6SJerry Jelinek {
1967b1019a6SJerry Jelinek return_ACPI_STATUS (AE_BAD_SIGNATURE);
1977b1019a6SJerry Jelinek }
1987b1019a6SJerry Jelinek
1997b1019a6SJerry Jelinek /* Don't allow the OEM strings to be too long */
2007b1019a6SJerry Jelinek
2017b1019a6SJerry Jelinek if ((strlen (OemId) > ACPI_OEM_ID_SIZE) ||
2027b1019a6SJerry Jelinek (strlen (OemTableId) > ACPI_OEM_TABLE_ID_SIZE))
2037b1019a6SJerry Jelinek {
2047b1019a6SJerry Jelinek return_ACPI_STATUS (AE_AML_STRING_LIMIT);
2057b1019a6SJerry Jelinek }
2067b1019a6SJerry Jelinek
207db2bae30SDana Myers /* Normalize the input strings */
2087c478bd9Sstevel@tonic-gate
2097b1019a6SJerry Jelinek memset (&Header, 0, sizeof (ACPI_TABLE_HEADER));
2107b1019a6SJerry Jelinek ACPI_MOVE_NAME (Header.Signature, Signature);
2117b1019a6SJerry Jelinek strncpy (Header.OemId, OemId, ACPI_OEM_ID_SIZE);
2127b1019a6SJerry Jelinek strncpy (Header.OemTableId, OemTableId, ACPI_OEM_TABLE_ID_SIZE);
213db2bae30SDana Myers
214db2bae30SDana Myers /* Search for the table */
215db2bae30SDana Myers
216*35786f68SRobert Mustacchi (void) AcpiUtAcquireMutex (ACPI_MTX_TABLES);
21726f3cdf0SGordon Ross for (i = 0; i < AcpiGbl_RootTableList.CurrentTableCount; ++i)
2187c478bd9Sstevel@tonic-gate {
2197b1019a6SJerry Jelinek if (memcmp (&(AcpiGbl_RootTableList.Tables[i].Signature),
2207b1019a6SJerry Jelinek Header.Signature, ACPI_NAME_SIZE))
221db2bae30SDana Myers {
222db2bae30SDana Myers /* Not the requested table */
223db2bae30SDana Myers
224db2bae30SDana Myers continue;
225db2bae30SDana Myers }
226db2bae30SDana Myers
227db2bae30SDana Myers /* Table with matching signature has been found */
2287c478bd9Sstevel@tonic-gate
229db2bae30SDana Myers if (!AcpiGbl_RootTableList.Tables[i].Pointer)
2307c478bd9Sstevel@tonic-gate {
231db2bae30SDana Myers /* Table is not currently mapped, map it */
2327c478bd9Sstevel@tonic-gate
2337b1019a6SJerry Jelinek Status = AcpiTbValidateTable (&AcpiGbl_RootTableList.Tables[i]);
234db2bae30SDana Myers if (ACPI_FAILURE (Status))
2357c478bd9Sstevel@tonic-gate {
236*35786f68SRobert Mustacchi goto UnlockAndExit;
237db2bae30SDana Myers }
2387c478bd9Sstevel@tonic-gate
239db2bae30SDana Myers if (!AcpiGbl_RootTableList.Tables[i].Pointer)
240db2bae30SDana Myers {
2417c478bd9Sstevel@tonic-gate continue;
2427c478bd9Sstevel@tonic-gate }
2437c478bd9Sstevel@tonic-gate }
2447c478bd9Sstevel@tonic-gate
245db2bae30SDana Myers /* Check for table match on all IDs */
2467c478bd9Sstevel@tonic-gate
2477b1019a6SJerry Jelinek if (!memcmp (AcpiGbl_RootTableList.Tables[i].Pointer->Signature,
2487b1019a6SJerry Jelinek Header.Signature, ACPI_NAME_SIZE) &&
249db2bae30SDana Myers (!OemId[0] ||
2507b1019a6SJerry Jelinek !memcmp (AcpiGbl_RootTableList.Tables[i].Pointer->OemId,
2517b1019a6SJerry Jelinek Header.OemId, ACPI_OEM_ID_SIZE)) &&
252db2bae30SDana Myers (!OemTableId[0] ||
2537b1019a6SJerry Jelinek !memcmp (AcpiGbl_RootTableList.Tables[i].Pointer->OemTableId,
2547b1019a6SJerry Jelinek Header.OemTableId, ACPI_OEM_TABLE_ID_SIZE)))
2557c478bd9Sstevel@tonic-gate {
256db2bae30SDana Myers *TableIndex = i;
257db2bae30SDana Myers
258db2bae30SDana Myers ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "Found table [%4.4s]\n",
259db2bae30SDana Myers Header.Signature));
260*35786f68SRobert Mustacchi goto UnlockAndExit;
2617c478bd9Sstevel@tonic-gate }
2627c478bd9Sstevel@tonic-gate }
263*35786f68SRobert Mustacchi Status = AE_NOT_FOUND;
2647c478bd9Sstevel@tonic-gate
265*35786f68SRobert Mustacchi UnlockAndExit:
266*35786f68SRobert Mustacchi (void) AcpiUtReleaseMutex (ACPI_MTX_TABLES);
267*35786f68SRobert Mustacchi return_ACPI_STATUS (Status);
2687c478bd9Sstevel@tonic-gate }
269