acpica/resources/rsmemory.c

0001 /*******************************************************************************
0002  *
0003  * Module Name: rsmem24 - Memory resource descriptors
0004  *
0005  ******************************************************************************/
0006
0007 /******************************************************************************
0008  *
0009  * 1. Copyright Notice
0010  *
0011  * Some or all of this work - Copyright (c) 1999 - 2024, Intel Corp.
0012  * All rights reserved.
0013  *
0014  * 2. License
0015  *
0016  * 2.1. This is your license from Intel Corp. under its intellectual property
0017  * rights. You may have additional license terms from the party that provided
0018  * you this software, covering your right to use that party's intellectual
0019  * property rights.
0020  *
0021  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
0022  * copy of the source code appearing in this file ("Covered Code") an
0023  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
0024  * base code distributed originally by Intel ("Original Intel Code") to copy,
0025  * make derivatives, distribute, use and display any portion of the Covered
0026  * Code in any form, with the right to sublicense such rights; and
0027  *
0028  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
0029  * license (with the right to sublicense), under only those claims of Intel
0030  * patents that are infringed by the Original Intel Code, to make, use, sell,
0031  * offer to sell, and import the Covered Code and derivative works thereof
0032  * solely to the minimum extent necessary to exercise the above copyright
0033  * license, and in no event shall the patent license extend to any additions
0034  * to or modifications of the Original Intel Code. No other license or right
0035  * is granted directly or by implication, estoppel or otherwise;
0036  *
0037  * The above copyright and patent license is granted only if the following
0038  * conditions are met:
0039  *
0040  * 3. Conditions
0041  *
0042  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
0043  * Redistribution of source code of any substantial portion of the Covered
0044  * Code or modification with rights to further distribute source must include
0045  * the above Copyright Notice, the above License, this list of Conditions,
0046  * and the following Disclaimer and Export Compliance provision. In addition,
0047  * Licensee must cause all Covered Code to which Licensee contributes to
0048  * contain a file documenting the changes Licensee made to create that Covered
0049  * Code and the date of any change. Licensee must include in that file the
0050  * documentation of any changes made by any predecessor Licensee. Licensee
0051  * must include a prominent statement that the modification is derived,
0052  * directly or indirectly, from Original Intel Code.
0053  *
0054  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
0055  * Redistribution of source code of any substantial portion of the Covered
0056  * Code or modification without rights to further distribute source must
0057  * include the following Disclaimer and Export Compliance provision in the
0058  * documentation and/or other materials provided with distribution. In
0059  * addition, Licensee may not authorize further sublicense of source of any
0060  * portion of the Covered Code, and must include terms to the effect that the
0061  * license from Licensee to its licensee is limited to the intellectual
0062  * property embodied in the software Licensee provides to its licensee, and
0063  * not to intellectual property embodied in modifications its licensee may
0064  * make.
0065  *
0066  * 3.3. Redistribution of Executable. Redistribution in executable form of any
0067  * substantial portion of the Covered Code or modification must reproduce the
0068  * above Copyright Notice, and the following Disclaimer and Export Compliance
0069  * provision in the documentation and/or other materials provided with the
0070  * distribution.
0071  *
0072  * 3.4. Intel retains all right, title, and interest in and to the Original
0073  * Intel Code.
0074  *
0075  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
0076  * Intel shall be used in advertising or otherwise to promote the sale, use or
0077  * other dealings in products derived from or relating to the Covered Code
0078  * without prior written authorization from Intel.
0079  *
0080  * 4. Disclaimer and Export Compliance
0081  *
0082  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
0083  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
0084  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
0085  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
0086  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
0087  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
0088  * PARTICULAR PURPOSE.
0089  *
0090  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
0091  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
0092  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
0093  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
0094  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
0095  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
0096  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
0097  * LIMITED REMEDY.
0098  *
0099  * 4.3. Licensee shall not export, either directly or indirectly, any of this
0100  * software or system incorporating such software without first obtaining any
0101  * required license or other approval from the U. S. Department of Commerce or
0102  * any other agency or department of the United States Government. In the
0103  * event Licensee exports any such software from the United States or
0104  * re-exports any such software from a foreign destination, Licensee shall
0105  * ensure that the distribution and export/re-export of the software is in
0106  * compliance with all laws, regulations, orders, or other restrictions of the
0107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
0108  * any of its subsidiaries will export/re-export any technical data, process,
0109  * software, or service, directly or indirectly, to any country for which the
0110  * United States government or any agency thereof requires an export license,
0111  * other governmental approval, or letter of assurance, without first obtaining
0112  * such license, approval or letter.
0113  *
0114  *****************************************************************************
0115  *
0116  * Alternatively, you may choose to be licensed under the terms of the
0117  * following license:
0118  *
0119  * Redistribution and use in source and binary forms, with or without
0120  * modification, are permitted provided that the following conditions
0121  * are met:
0122  * 1. Redistributions of source code must retain the above copyright
0123  *    notice, this list of conditions, and the following disclaimer,
0124  *    without modification.
0125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
0126  *    substantially similar to the "NO WARRANTY" disclaimer below
0127  *    ("Disclaimer") and any redistribution must be conditioned upon
0128  *    including a substantially similar Disclaimer requirement for further
0129  *    binary redistribution.
0130  * 3. Neither the names of the above-listed copyright holders nor the names
0131  *    of any contributors may be used to endorse or promote products derived
0132  *    from this software without specific prior written permission.
0133  *
0134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
0135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
0136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
0137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
0138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
0139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
0140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
0141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
0142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
0143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
0144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
0145  *
0146  * Alternatively, you may choose to be licensed under the terms of the
0147  * GNU General Public License ("GPL") version 2 as published by the Free
0148  * Software Foundation.
0149  *
0150  *****************************************************************************/
0151
0152 #include "acpi.h"
0153 #include "accommon.h"
0154 #include "acresrc.h"
0155
0156 #define _COMPONENT          ACPI_RESOURCES
0157         ACPI_MODULE_NAME    ("rsmemory")
0158
0159
0160 /*******************************************************************************
0161  *
0162  * AcpiRsConvertMemory24
0163  *
0164  ******************************************************************************/
0165
0166 ACPI_RSCONVERT_INFO     AcpiRsConvertMemory24[4] =
0167 {
0168     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_MEMORY24,
0169                         ACPI_RS_SIZE (ACPI_RESOURCE_MEMORY24),
0170                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemory24)},
0171
0172     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_MEMORY24,
0173                         sizeof (AML_RESOURCE_MEMORY24),
0174                         0},
0175
0176     /* Read/Write bit */
0177
0178     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Memory24.WriteProtect),
0179                         AML_OFFSET (Memory24.Flags),
0180                         0},
0181     /*
0182      * These fields are contiguous in both the source and destination:
0183      * Minimum Base Address
0184      * Maximum Base Address
0185      * Address Base Alignment
0186      * Range Length
0187      */
0188     {ACPI_RSC_MOVE16,   ACPI_RS_OFFSET (Data.Memory24.Minimum),
0189                         AML_OFFSET (Memory24.Minimum),
0190                         4}
0191 };
0192
0193
0194 /*******************************************************************************
0195  *
0196  * AcpiRsConvertMemory32
0197  *
0198  ******************************************************************************/
0199
0200 ACPI_RSCONVERT_INFO     AcpiRsConvertMemory32[4] =
0201 {
0202     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_MEMORY32,
0203                         ACPI_RS_SIZE (ACPI_RESOURCE_MEMORY32),
0204                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemory32)},
0205
0206     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_MEMORY32,
0207                         sizeof (AML_RESOURCE_MEMORY32),
0208                         0},
0209
0210     /* Read/Write bit */
0211
0212     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Memory32.WriteProtect),
0213                         AML_OFFSET (Memory32.Flags),
0214                         0},
0215     /*
0216      * These fields are contiguous in both the source and destination:
0217      * Minimum Base Address
0218      * Maximum Base Address
0219      * Address Base Alignment
0220      * Range Length
0221      */
0222     {ACPI_RSC_MOVE32,   ACPI_RS_OFFSET (Data.Memory32.Minimum),
0223                         AML_OFFSET (Memory32.Minimum),
0224                         4}
0225 };
0226
0227
0228 /*******************************************************************************
0229  *
0230  * AcpiRsConvertFixedMemory32
0231  *
0232  ******************************************************************************/
0233
0234 ACPI_RSCONVERT_INFO     AcpiRsConvertFixedMemory32[4] =
0235 {
0236     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_FIXED_MEMORY32,
0237                         ACPI_RS_SIZE (ACPI_RESOURCE_FIXED_MEMORY32),
0238                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertFixedMemory32)},
0239
0240     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_FIXED_MEMORY32,
0241                         sizeof (AML_RESOURCE_FIXED_MEMORY32),
0242                         0},
0243
0244     /* Read/Write bit */
0245
0246     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.FixedMemory32.WriteProtect),
0247                         AML_OFFSET (FixedMemory32.Flags),
0248                         0},
0249     /*
0250      * These fields are contiguous in both the source and destination:
0251      * Base Address
0252      * Range Length
0253      */
0254     {ACPI_RSC_MOVE32,   ACPI_RS_OFFSET (Data.FixedMemory32.Address),
0255                         AML_OFFSET (FixedMemory32.Address),
0256                         2}
0257 };
0258
0259
0260 /*******************************************************************************
0261  *
0262  * AcpiRsGetVendorSmall
0263  *
0264  ******************************************************************************/
0265
0266 ACPI_RSCONVERT_INFO     AcpiRsGetVendorSmall[3] =
0267 {
0268     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_VENDOR,
0269                         ACPI_RS_SIZE (ACPI_RESOURCE_VENDOR),
0270                         ACPI_RSC_TABLE_SIZE (AcpiRsGetVendorSmall)},
0271
0272     /* Length of the vendor data (byte count) */
0273
0274     {ACPI_RSC_COUNT16,  ACPI_RS_OFFSET (Data.Vendor.ByteLength),
0275                         0,
0276                         sizeof (UINT8)},
0277
0278     /* Vendor data */
0279
0280     {ACPI_RSC_MOVE8,    ACPI_RS_OFFSET (Data.Vendor.ByteData[0]),
0281                         sizeof (AML_RESOURCE_SMALL_HEADER),
0282                         0}
0283 };
0284
0285
0286 /*******************************************************************************
0287  *
0288  * AcpiRsGetVendorLarge
0289  *
0290  ******************************************************************************/
0291
0292 ACPI_RSCONVERT_INFO     AcpiRsGetVendorLarge[3] =
0293 {
0294     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_VENDOR,
0295                         ACPI_RS_SIZE (ACPI_RESOURCE_VENDOR),
0296                         ACPI_RSC_TABLE_SIZE (AcpiRsGetVendorLarge)},
0297
0298     /* Length of the vendor data (byte count) */
0299
0300     {ACPI_RSC_COUNT16,  ACPI_RS_OFFSET (Data.Vendor.ByteLength),
0301                         0,
0302                         sizeof (UINT8)},
0303
0304     /* Vendor data */
0305
0306     {ACPI_RSC_MOVE8,    ACPI_RS_OFFSET (Data.Vendor.ByteData[0]),
0307                         sizeof (AML_RESOURCE_LARGE_HEADER),
0308                         0}
0309 };
0310
0311
0312 /*******************************************************************************
0313  *
0314  * AcpiRsSetVendor
0315  *
0316  ******************************************************************************/
0317
0318 ACPI_RSCONVERT_INFO     AcpiRsSetVendor[7] =
0319 {
0320     /* Default is a small vendor descriptor */
0321
0322     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_VENDOR_SMALL,
0323                         sizeof (AML_RESOURCE_SMALL_HEADER),
0324                         ACPI_RSC_TABLE_SIZE (AcpiRsSetVendor)},
0325
0326     /* Get the length and copy the data */
0327
0328     {ACPI_RSC_COUNT16,  ACPI_RS_OFFSET (Data.Vendor.ByteLength),
0329                         0,
0330                         0},
0331
0332     {ACPI_RSC_MOVE8,    ACPI_RS_OFFSET (Data.Vendor.ByteData[0]),
0333                         sizeof (AML_RESOURCE_SMALL_HEADER),
0334                         0},
0335
0336     /*
0337      * All done if the Vendor byte length is 7 or less, meaning that it will
0338      * fit within a small descriptor
0339      */
0340     {ACPI_RSC_EXIT_LE,  0, 0, 7},
0341
0342     /* Must create a large vendor descriptor */
0343
0344     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_VENDOR_LARGE,
0345                         sizeof (AML_RESOURCE_LARGE_HEADER),
0346                         0},
0347
0348     {ACPI_RSC_COUNT16,  ACPI_RS_OFFSET (Data.Vendor.ByteLength),
0349                         0,
0350                         0},
0351
0352     {ACPI_RSC_MOVE8,    ACPI_RS_OFFSET (Data.Vendor.ByteData[0]),
0353                         sizeof (AML_RESOURCE_LARGE_HEADER),
0354                         0}
0355 };