/****************************************************************************** * * Name: acbuffer.h - Support for buffers returned by ACPI predefined names * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2022, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * ***************************************************************************** * * Alternatively, you may choose to be licensed under the terms of the * following license: * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * 3. Neither the names of the above-listed copyright holders nor the names * of any contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Alternatively, you may choose to be licensed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * *****************************************************************************/ #ifndef __ACBUFFER_H__ #define __ACBUFFER_H__ /* * Contains buffer structures for these predefined names: * _FDE, _GRT, _GTM, _PLD, _SRT */ /* * Note: C bitfields are not used for this reason: * * "Bitfields are great and easy to read, but unfortunately the C language * does not specify the layout of bitfields in memory, which means they are * essentially useless for dealing with packed data in on-disk formats or * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, * this decision was a design error in C. Ritchie could have picked an order * and stuck with it." Norman Ramsey. * See http://stackoverflow.com/a/1053662/41661 */ /* _FDE return value */ typedef struct acpi_fde_info { UINT32 Floppy0; UINT32 Floppy1; UINT32 Floppy2; UINT32 Floppy3; UINT32 Tape; } ACPI_FDE_INFO; /* * _GRT return value * _SRT input value */ typedef struct acpi_grt_info { UINT16 Year; UINT8 Month; UINT8 Day; UINT8 Hour; UINT8 Minute; UINT8 Second; UINT8 Valid; UINT16 Milliseconds; UINT16 Timezone; UINT8 Daylight; UINT8 Reserved[3]; } ACPI_GRT_INFO; /* _GTM return value */ typedef struct acpi_gtm_info { UINT32 PioSpeed0; UINT32 DmaSpeed0; UINT32 PioSpeed1; UINT32 DmaSpeed1; UINT32 Flags; } ACPI_GTM_INFO; /* * Formatted _PLD return value. The minimum size is a package containing * one buffer. * Revision 1: Buffer is 16 bytes (128 bits) * Revision 2: Buffer is 20 bytes (160 bits) * * Note: This structure is returned from the AcpiDecodePldBuffer * interface. */ typedef struct acpi_pld_info { UINT8 Revision; UINT8 IgnoreColor; UINT8 Red; UINT8 Green; UINT8 Blue; UINT16 Width; UINT16 Height; UINT8 UserVisible; UINT8 Dock; UINT8 Lid; UINT8 Panel; UINT8 VerticalPosition; UINT8 HorizontalPosition; UINT8 Shape; UINT8 GroupOrientation; UINT8 GroupToken; UINT8 GroupPosition; UINT8 Bay; UINT8 Ejectable; UINT8 OspmEjectRequired; UINT8 CabinetNumber; UINT8 CardCageNumber; UINT8 Reference; UINT8 Rotation; UINT8 Order; UINT8 Reserved; UINT16 VerticalOffset; UINT16 HorizontalOffset; } ACPI_PLD_INFO; /* * Macros to: * 1) Convert a _PLD buffer to internal ACPI_PLD_INFO format - ACPI_PLD_GET* * (Used by AcpiDecodePldBuffer) * 2) Construct a _PLD buffer - ACPI_PLD_SET* * (Intended for BIOS use only) */ #define ACPI_PLD_REV1_BUFFER_SIZE 16 /* For Revision 1 of the buffer (From ACPI spec) */ #define ACPI_PLD_REV2_BUFFER_SIZE 20 /* For Revision 2 of the buffer (From ACPI spec) */ #define ACPI_PLD_BUFFER_SIZE 20 /* For Revision 2 of the buffer (From ACPI spec) */ /* First 32-bit dword, bits 0:32 */ #define ACPI_PLD_GET_REVISION(dword) ACPI_GET_BITS (dword, 0, ACPI_7BIT_MASK) #define ACPI_PLD_SET_REVISION(dword,value) ACPI_SET_BITS (dword, 0, ACPI_7BIT_MASK, value) /* Offset 0, Len 7 */ #define ACPI_PLD_GET_IGNORE_COLOR(dword) ACPI_GET_BITS (dword, 7, ACPI_1BIT_MASK) #define ACPI_PLD_SET_IGNORE_COLOR(dword,value) ACPI_SET_BITS (dword, 7, ACPI_1BIT_MASK, value) /* Offset 7, Len 1 */ #define ACPI_PLD_GET_RED(dword) ACPI_GET_BITS (dword, 8, ACPI_8BIT_MASK) #define ACPI_PLD_SET_RED(dword,value) ACPI_SET_BITS (dword, 8, ACPI_8BIT_MASK, value) /* Offset 8, Len 8 */ #define ACPI_PLD_GET_GREEN(dword) ACPI_GET_BITS (dword, 16, ACPI_8BIT_MASK) #define ACPI_PLD_SET_GREEN(dword,value) ACPI_SET_BITS (dword, 16, ACPI_8BIT_MASK, value) /* Offset 16, Len 8 */ #define ACPI_PLD_GET_BLUE(dword) ACPI_GET_BITS (dword, 24, ACPI_8BIT_MASK) #define ACPI_PLD_SET_BLUE(dword,value) ACPI_SET_BITS (dword, 24, ACPI_8BIT_MASK, value) /* Offset 24, Len 8 */ /* Second 32-bit dword, bits 33:63 */ #define ACPI_PLD_GET_WIDTH(dword) ACPI_GET_BITS (dword, 0, ACPI_16BIT_MASK) #define ACPI_PLD_SET_WIDTH(dword,value) ACPI_SET_BITS (dword, 0, ACPI_16BIT_MASK, value) /* Offset 32+0=32, Len 16 */ #define ACPI_PLD_GET_HEIGHT(dword) ACPI_GET_BITS (dword, 16, ACPI_16BIT_MASK) #define ACPI_PLD_SET_HEIGHT(dword,value) ACPI_SET_BITS (dword, 16, ACPI_16BIT_MASK, value) /* Offset 32+16=48, Len 16 */ /* Third 32-bit dword, bits 64:95 */ #define ACPI_PLD_GET_USER_VISIBLE(dword) ACPI_GET_BITS (dword, 0, ACPI_1BIT_MASK) #define ACPI_PLD_SET_USER_VISIBLE(dword,value) ACPI_SET_BITS (dword, 0, ACPI_1BIT_MASK, value) /* Offset 64+0=64, Len 1 */ #define ACPI_PLD_GET_DOCK(dword) ACPI_GET_BITS (dword, 1, ACPI_1BIT_MASK) #define ACPI_PLD_SET_DOCK(dword,value) ACPI_SET_BITS (dword, 1, ACPI_1BIT_MASK, value) /* Offset 64+1=65, Len 1 */ #define ACPI_PLD_GET_LID(dword) ACPI_GET_BITS (dword, 2, ACPI_1BIT_MASK) #define ACPI_PLD_SET_LID(dword,value) ACPI_SET_BITS (dword, 2, ACPI_1BIT_MASK, value) /* Offset 64+2=66, Len 1 */ #define ACPI_PLD_GET_PANEL(dword) ACPI_GET_BITS (dword, 3, ACPI_3BIT_MASK) #define ACPI_PLD_SET_PANEL(dword,value) ACPI_SET_BITS (dword, 3, ACPI_3BIT_MASK, value) /* Offset 64+3=67, Len 3 */ #define ACPI_PLD_GET_VERTICAL(dword) ACPI_GET_BITS (dword, 6, ACPI_2BIT_MASK) #define ACPI_PLD_SET_VERTICAL(dword,value) ACPI_SET_BITS (dword, 6, ACPI_2BIT_MASK, value) /* Offset 64+6=70, Len 2 */ #define ACPI_PLD_GET_HORIZONTAL(dword) ACPI_GET_BITS (dword, 8, ACPI_2BIT_MASK) #define ACPI_PLD_SET_HORIZONTAL(dword,value) ACPI_SET_BITS (dword, 8, ACPI_2BIT_MASK, value) /* Offset 64+8=72, Len 2 */ #define ACPI_PLD_GET_SHAPE(dword) ACPI_GET_BITS (dword, 10, ACPI_4BIT_MASK) #define ACPI_PLD_SET_SHAPE(dword,value) ACPI_SET_BITS (dword, 10, ACPI_4BIT_MASK, value) /* Offset 64+10=74, Len 4 */ #define ACPI_PLD_GET_ORIENTATION(dword) ACPI_GET_BITS (dword, 14, ACPI_1BIT_MASK) #define ACPI_PLD_SET_ORIENTATION(dword,value) ACPI_SET_BITS (dword, 14, ACPI_1BIT_MASK, value) /* Offset 64+14=78, Len 1 */ #define ACPI_PLD_GET_TOKEN(dword) ACPI_GET_BITS (dword, 15, ACPI_8BIT_MASK) #define ACPI_PLD_SET_TOKEN(dword,value) ACPI_SET_BITS (dword, 15, ACPI_8BIT_MASK, value) /* Offset 64+15=79, Len 8 */ #define ACPI_PLD_GET_POSITION(dword) ACPI_GET_BITS (dword, 23, ACPI_8BIT_MASK) #define ACPI_PLD_SET_POSITION(dword,value) ACPI_SET_BITS (dword, 23, ACPI_8BIT_MASK, value) /* Offset 64+23=87, Len 8 */ #define ACPI_PLD_GET_BAY(dword) ACPI_GET_BITS (dword, 31, ACPI_1BIT_MASK) #define ACPI_PLD_SET_BAY(dword,value) ACPI_SET_BITS (dword, 31, ACPI_1BIT_MASK, value) /* Offset 64+31=95, Len 1 */ /* Fourth 32-bit dword, bits 96:127 */ #define ACPI_PLD_GET_EJECTABLE(dword) ACPI_GET_BITS (dword, 0, ACPI_1BIT_MASK) #define ACPI_PLD_SET_EJECTABLE(dword,value) ACPI_SET_BITS (dword, 0, ACPI_1BIT_MASK, value) /* Offset 96+0=96, Len 1 */ #define ACPI_PLD_GET_OSPM_EJECT(dword) ACPI_GET_BITS (dword, 1, ACPI_1BIT_MASK) #define ACPI_PLD_SET_OSPM_EJECT(dword,value) ACPI_SET_BITS (dword, 1, ACPI_1BIT_MASK, value) /* Offset 96+1=97, Len 1 */ #define ACPI_PLD_GET_CABINET(dword) ACPI_GET_BITS (dword, 2, ACPI_8BIT_MASK) #define ACPI_PLD_SET_CABINET(dword,value) ACPI_SET_BITS (dword, 2, ACPI_8BIT_MASK, value) /* Offset 96+2=98, Len 8 */ #define ACPI_PLD_GET_CARD_CAGE(dword) ACPI_GET_BITS (dword, 10, ACPI_8BIT_MASK) #define ACPI_PLD_SET_CARD_CAGE(dword,value) ACPI_SET_BITS (dword, 10, ACPI_8BIT_MASK, value) /* Offset 96+10=106, Len 8 */ #define ACPI_PLD_GET_REFERENCE(dword) ACPI_GET_BITS (dword, 18, ACPI_1BIT_MASK) #define ACPI_PLD_SET_REFERENCE(dword,value) ACPI_SET_BITS (dword, 18, ACPI_1BIT_MASK, value) /* Offset 96+18=114, Len 1 */ #define ACPI_PLD_GET_ROTATION(dword) ACPI_GET_BITS (dword, 19, ACPI_4BIT_MASK) #define ACPI_PLD_SET_ROTATION(dword,value) ACPI_SET_BITS (dword, 19, ACPI_4BIT_MASK, value) /* Offset 96+19=115, Len 4 */ #define ACPI_PLD_GET_ORDER(dword) ACPI_GET_BITS (dword, 23, ACPI_5BIT_MASK) #define ACPI_PLD_SET_ORDER(dword,value) ACPI_SET_BITS (dword, 23, ACPI_5BIT_MASK, value) /* Offset 96+23=119, Len 5 */ /* Fifth 32-bit dword, bits 128:159 (Revision 2 of _PLD only) */ #define ACPI_PLD_GET_VERT_OFFSET(dword) ACPI_GET_BITS (dword, 0, ACPI_16BIT_MASK) #define ACPI_PLD_SET_VERT_OFFSET(dword,value) ACPI_SET_BITS (dword, 0, ACPI_16BIT_MASK, value) /* Offset 128+0=128, Len 16 */ #define ACPI_PLD_GET_HORIZ_OFFSET(dword) ACPI_GET_BITS (dword, 16, ACPI_16BIT_MASK) #define ACPI_PLD_SET_HORIZ_OFFSET(dword,value) ACPI_SET_BITS (dword, 16, ACPI_16BIT_MASK, value) /* Offset 128+16=144, Len 16 */ /* Panel position defined in _PLD section of ACPI Specification 6.3 */ #define ACPI_PLD_PANEL_TOP 0 #define ACPI_PLD_PANEL_BOTTOM 1 #define ACPI_PLD_PANEL_LEFT 2 #define ACPI_PLD_PANEL_RIGHT 3 #define ACPI_PLD_PANEL_FRONT 4 #define ACPI_PLD_PANEL_BACK 5 #define ACPI_PLD_PANEL_UNKNOWN 6 #endif /* ACBUFFER_H */