1 /******************************************************************************
3 * Module Name: antables - ACPI table setup/install for AcpiNames utility
5 *****************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2015, Intel Corp.
12 * All rights reserved.
16 * 2.1. This is your license from Intel Corp. under its intellectual property
17 * rights. You may have additional license terms from the party that provided
18 * you this software, covering your right to use that party's intellectual
21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22 * copy of the source code appearing in this file ("Covered Code") an
23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24 * base code distributed originally by Intel ("Original Intel Code") to copy,
25 * make derivatives, distribute, use and display any portion of the Covered
26 * Code in any form, with the right to sublicense such rights; and
28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29 * license (with the right to sublicense), under only those claims of Intel
30 * patents that are infringed by the Original Intel Code, to make, use, sell,
31 * offer to sell, and import the Covered Code and derivative works thereof
32 * solely to the minimum extent necessary to exercise the above copyright
33 * license, and in no event shall the patent license extend to any additions
34 * to or modifications of the Original Intel Code. No other license or right
35 * is granted directly or by implication, estoppel or otherwise;
37 * The above copyright and patent license is granted only if the following
42 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43 * Redistribution of source code of any substantial portion of the Covered
44 * Code or modification with rights to further distribute source must include
45 * the above Copyright Notice, the above License, this list of Conditions,
46 * and the following Disclaimer and Export Compliance provision. In addition,
47 * Licensee must cause all Covered Code to which Licensee contributes to
48 * contain a file documenting the changes Licensee made to create that Covered
49 * Code and the date of any change. Licensee must include in that file the
50 * documentation of any changes made by any predecessor Licensee. Licensee
51 * must include a prominent statement that the modification is derived,
52 * directly or indirectly, from Original Intel Code.
54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55 * Redistribution of source code of any substantial portion of the Covered
56 * Code or modification without rights to further distribute source must
57 * include the following Disclaimer and Export Compliance provision in the
58 * documentation and/or other materials provided with distribution. In
59 * addition, Licensee may not authorize further sublicense of source of any
60 * portion of the Covered Code, and must include terms to the effect that the
61 * license from Licensee to its licensee is limited to the intellectual
62 * property embodied in the software Licensee provides to its licensee, and
63 * not to intellectual property embodied in modifications its licensee may
66 * 3.3. Redistribution of Executable. Redistribution in executable form of any
67 * substantial portion of the Covered Code or modification must reproduce the
68 * above Copyright Notice, and the following Disclaimer and Export Compliance
69 * provision in the documentation and/or other materials provided with the
72 * 3.4. Intel retains all right, title, and interest in and to the Original
75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76 * Intel shall be used in advertising or otherwise to promote the sale, use or
77 * other dealings in products derived from or relating to the Covered Code
78 * without prior written authorization from Intel.
80 * 4. Disclaimer and Export Compliance
82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
99 * 4.3. Licensee shall not export, either directly or indirectly, any of this
100 * software or system incorporating such software without first obtaining any
101 * required license or other approval from the U. S. Department of Commerce or
102 * any other agency or department of the United States Government. In the
103 * event Licensee exports any such software from the United States or
104 * re-exports any such software from a foreign destination, Licensee shall
105 * ensure that the distribution and export/re-export of the software is in
106 * compliance with all laws, regulations, orders, or other restrictions of the
107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108 * any of its subsidiaries will export/re-export any technical data, process,
109 * software, or service, directly or indirectly, to any country for which the
110 * United States government or any agency thereof requires an export license,
111 * other governmental approval, or letter of assurance, without first obtaining
112 * such license, approval or letter.
114 *****************************************************************************/
116 #include "acpinames.h"
118 #define _COMPONENT ACPI_TOOLS
119 ACPI_MODULE_NAME ("antables")
121 /* Local prototypes */
123 /* Non-AML tables that are constructed locally and installed */
125 static ACPI_TABLE_RSDP LocalRSDP;
126 static ACPI_TABLE_FACS LocalFACS;
129 * We need a local FADT so that the hardware subcomponent will function,
130 * even though the underlying OSD HW access functions don't do anything.
132 static ACPI_TABLE_FADT LocalFADT;
135 * Use XSDT so that both 32- and 64-bit versions of this utility will
136 * function automatically.
138 static ACPI_TABLE_XSDT *LocalXSDT;
140 #define BASE_XSDT_TABLES 1
141 #define BASE_XSDT_SIZE (sizeof (ACPI_TABLE_XSDT) + \
142 ((BASE_XSDT_TABLES -1) * sizeof (UINT64)))
144 ACPI_TABLE_DESC Tables[ACPI_MAX_INIT_TABLES];
147 /******************************************************************************
149 * FUNCTION: AeBuildLocalTables
151 * PARAMETERS: TableCount - Number of tables on the command line
152 * TableList - List of actual tables from files
156 * DESCRIPTION: Build a complete ACPI table chain, with a local RSDP, XSDT,
157 * FADT, FACS, and the input DSDT/SSDT.
159 *****************************************************************************/
164 AE_TABLE_DESC *TableList)
166 ACPI_PHYSICAL_ADDRESS DsdtAddress = 0;
168 AE_TABLE_DESC *NextTable;
170 ACPI_TABLE_FADT *ExternalFadt = NULL;
174 * Update the table count. For DSDT, it is not put into the XSDT. For
175 * FADT, this is already accounted for since we usually install a
178 NextTable = TableList;
181 if (ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_DSDT) ||
182 ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_FADT))
186 NextTable = NextTable->Next;
189 XsdtSize = BASE_XSDT_SIZE + (TableCount * sizeof (UINT64));
193 LocalXSDT = AcpiOsAllocate (XsdtSize);
196 return (AE_NO_MEMORY);
199 ACPI_MEMSET (LocalXSDT, 0, XsdtSize);
200 ACPI_MOVE_NAME (LocalXSDT->Header.Signature, ACPI_SIG_XSDT);
201 LocalXSDT->Header.Length = XsdtSize;
202 LocalXSDT->Header.Revision = 1;
204 LocalXSDT->TableOffsetEntry[0] = ACPI_PTR_TO_PHYSADDR (&LocalFADT);
207 * Install the user tables. The DSDT must be installed in the FADT.
208 * All other tables are installed directly into the XSDT.
210 NextIndex = BASE_XSDT_TABLES;
211 NextTable = TableList;
215 * Incoming DSDT or FADT are special cases. All other tables are
216 * just immediately installed into the XSDT.
218 if (ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_DSDT))
222 printf ("Already found a DSDT, only one allowed\n");
223 return (AE_ALREADY_EXISTS);
226 /* The incoming user table is a DSDT */
228 DsdtAddress = ACPI_PTR_TO_PHYSADDR (NextTable->Table);
230 else if (ACPI_COMPARE_NAME (NextTable->Table->Signature, ACPI_SIG_FADT))
232 ExternalFadt = ACPI_CAST_PTR (ACPI_TABLE_FADT, NextTable->Table);
233 LocalXSDT->TableOffsetEntry[2] = ACPI_PTR_TO_PHYSADDR (NextTable->Table);
237 /* Install the table in the XSDT */
239 LocalXSDT->TableOffsetEntry[NextIndex] = ACPI_PTR_TO_PHYSADDR (NextTable->Table);
243 NextTable = NextTable->Next;
248 ACPI_MEMSET (&LocalRSDP, 0, sizeof (ACPI_TABLE_RSDP));
249 ACPI_MAKE_RSDP_SIG (LocalRSDP.Signature);
250 ACPI_MEMCPY (LocalRSDP.OemId, "I_TEST", 6);
251 LocalRSDP.Revision = 2;
252 LocalRSDP.XsdtPhysicalAddress = ACPI_PTR_TO_PHYSADDR (LocalXSDT);
253 LocalRSDP.Length = sizeof (ACPI_TABLE_XSDT);
255 /* Set checksums for both XSDT and RSDP */
257 LocalXSDT->Header.Checksum = (UINT8) -AcpiTbChecksum (
258 (void *) LocalXSDT, LocalXSDT->Header.Length);
259 LocalRSDP.Checksum = (UINT8) -AcpiTbChecksum (
260 (void *) &LocalRSDP, ACPI_RSDP_CHECKSUM_LENGTH);
270 * Use the external FADT, but we must update the DSDT/FACS addresses
271 * as well as the checksum
273 ExternalFadt->Dsdt = (UINT32) DsdtAddress;
274 ExternalFadt->Facs = ACPI_PTR_TO_PHYSADDR (&LocalFACS);
276 if (ExternalFadt->Header.Length > ACPI_PTR_DIFF (&ExternalFadt->XDsdt, ExternalFadt))
278 ExternalFadt->XDsdt = DsdtAddress;
279 ExternalFadt->XFacs = ACPI_PTR_TO_PHYSADDR (&LocalFACS);
281 /* Complete the FADT with the checksum */
283 ExternalFadt->Header.Checksum = 0;
284 ExternalFadt->Header.Checksum = (UINT8) -AcpiTbChecksum (
285 (void *) ExternalFadt, ExternalFadt->Header.Length);
290 * Build a local FADT so we can test the hardware/event init
292 ACPI_MEMSET (&LocalFADT, 0, sizeof (ACPI_TABLE_FADT));
293 ACPI_MOVE_NAME (LocalFADT.Header.Signature, ACPI_SIG_FADT);
295 /* Setup FADT header and DSDT/FACS addresses */
300 LocalFADT.XDsdt = DsdtAddress;
301 LocalFADT.XFacs = ACPI_PTR_TO_PHYSADDR (&LocalFACS);
303 LocalFADT.Header.Revision = 3;
304 LocalFADT.Header.Length = sizeof (ACPI_TABLE_FADT);
306 /* Miscellaneous FADT fields */
308 LocalFADT.Gpe0BlockLength = 16;
309 LocalFADT.Gpe0Block = 0x00001234;
311 LocalFADT.Gpe1BlockLength = 6;
312 LocalFADT.Gpe1Block = 0x00005678;
313 LocalFADT.Gpe1Base = 96;
315 LocalFADT.Pm1EventLength = 4;
316 LocalFADT.Pm1aEventBlock = 0x00001aaa;
317 LocalFADT.Pm1bEventBlock = 0x00001bbb;
319 LocalFADT.Pm1ControlLength = 2;
320 LocalFADT.Pm1aControlBlock = 0xB0;
322 LocalFADT.PmTimerLength = 4;
323 LocalFADT.PmTimerBlock = 0xA0;
325 LocalFADT.Pm2ControlBlock = 0xC0;
326 LocalFADT.Pm2ControlLength = 1;
328 /* Setup one example X-64 field */
330 LocalFADT.XPm1bEventBlock.SpaceId = ACPI_ADR_SPACE_SYSTEM_IO;
331 LocalFADT.XPm1bEventBlock.Address = LocalFADT.Pm1bEventBlock;
332 LocalFADT.XPm1bEventBlock.BitWidth = (UINT8) ACPI_MUL_8 (LocalFADT.Pm1EventLength);
334 /* Complete the FADT with the checksum */
336 LocalFADT.Header.Checksum = 0;
337 LocalFADT.Header.Checksum = (UINT8) -AcpiTbChecksum (
338 (void *) &LocalFADT, LocalFADT.Header.Length);
343 ACPI_MEMSET (&LocalFACS, 0, sizeof (ACPI_TABLE_FACS));
344 ACPI_MOVE_NAME (LocalFACS.Signature, ACPI_SIG_FACS);
346 LocalFACS.Length = sizeof (ACPI_TABLE_FACS);
347 LocalFACS.GlobalLock = 0x11AA0011;
353 /******************************************************************************
355 * FUNCTION: AcpiOsGetRootPointer
359 * RETURN: Address of the RSDP
361 * DESCRIPTION: Return a local RSDP, used to dynamically load tables via the
362 * standard ACPI mechanism.
364 *****************************************************************************/
366 ACPI_PHYSICAL_ADDRESS
367 AcpiOsGetRootPointer (
371 return (ACPI_PTR_TO_PHYSADDR (&LocalRSDP));