/******************************************************************************* * * Module Name: rsirq - IRQ resource descriptors * ******************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2023, 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. * *****************************************************************************/ #include "acpi.h" #include "accommon.h" #include "acresrc.h" #define _COMPONENT ACPI_RESOURCES ACPI_MODULE_NAME ("rsirq") /******************************************************************************* * * AcpiRsGetIrq * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsGetIrq[9] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_IRQ, ACPI_RS_SIZE (ACPI_RESOURCE_IRQ), ACPI_RSC_TABLE_SIZE (AcpiRsGetIrq)}, /* Get the IRQ mask (bytes 1:2) */ {ACPI_RSC_BITMASK16,ACPI_RS_OFFSET (Data.Irq.Interrupts[0]), AML_OFFSET (Irq.IrqMask), ACPI_RS_OFFSET (Data.Irq.InterruptCount)}, /* Set default flags (others are zero) */ {ACPI_RSC_SET8, ACPI_RS_OFFSET (Data.Irq.Triggering), ACPI_EDGE_SENSITIVE, 1}, /* Get the descriptor length (2 or 3 for IRQ descriptor) */ {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Irq.DescriptorLength), AML_OFFSET (Irq.DescriptorType), 0}, /* All done if no flag byte present in descriptor */ {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_AML_LENGTH, 0, 3}, /* Get flags: Triggering[0], Polarity[3], Sharing[4], Wake[5] */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.Triggering), AML_OFFSET (Irq.Flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.Polarity), AML_OFFSET (Irq.Flags), 3}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.Shareable), AML_OFFSET (Irq.Flags), 4}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.WakeCapable), AML_OFFSET (Irq.Flags), 5} }; /******************************************************************************* * * AcpiRsSetIrq * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsSetIrq[14] = { /* Start with a default descriptor of length 3 */ {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_IRQ, sizeof (AML_RESOURCE_IRQ), ACPI_RSC_TABLE_SIZE (AcpiRsSetIrq)}, /* Convert interrupt list to 16-bit IRQ bitmask */ {ACPI_RSC_BITMASK16,ACPI_RS_OFFSET (Data.Irq.Interrupts[0]), AML_OFFSET (Irq.IrqMask), ACPI_RS_OFFSET (Data.Irq.InterruptCount)}, /* Set flags: Triggering[0], Polarity[3], Sharing[4], Wake[5] */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.Triggering), AML_OFFSET (Irq.Flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.Polarity), AML_OFFSET (Irq.Flags), 3}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.Shareable), AML_OFFSET (Irq.Flags), 4}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Irq.WakeCapable), AML_OFFSET (Irq.Flags), 5}, /* * All done if the output descriptor length is required to be 3 * (i.e., optimization to 2 bytes cannot be attempted) */ {ACPI_RSC_EXIT_EQ, ACPI_RSC_COMPARE_VALUE, ACPI_RS_OFFSET(Data.Irq.DescriptorLength), 3}, /* Set length to 2 bytes (no flags byte) */ {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_IRQ_NOFLAGS)}, /* * All done if the output descriptor length is required to be 2. * * TBD: Perhaps we should check for error if input flags are not * compatible with a 2-byte descriptor. */ {ACPI_RSC_EXIT_EQ, ACPI_RSC_COMPARE_VALUE, ACPI_RS_OFFSET(Data.Irq.DescriptorLength), 2}, /* Reset length to 3 bytes (descriptor with flags byte) */ {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_IRQ)}, /* * Check if the flags byte is necessary. Not needed if the flags are: * ACPI_EDGE_SENSITIVE, ACPI_ACTIVE_HIGH, ACPI_EXCLUSIVE */ {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, ACPI_RS_OFFSET (Data.Irq.Triggering), ACPI_EDGE_SENSITIVE}, {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, ACPI_RS_OFFSET (Data.Irq.Polarity), ACPI_ACTIVE_HIGH}, {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, ACPI_RS_OFFSET (Data.Irq.Shareable), ACPI_EXCLUSIVE}, /* We can optimize to a 2-byte IrqNoFlags() descriptor */ {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_IRQ_NOFLAGS)} }; /******************************************************************************* * * AcpiRsConvertExtIrq * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertExtIrq[10] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_IRQ, ACPI_RS_SIZE (ACPI_RESOURCE_EXTENDED_IRQ), ACPI_RSC_TABLE_SIZE (AcpiRsConvertExtIrq)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_IRQ, sizeof (AML_RESOURCE_EXTENDED_IRQ), 0}, /* * Flags: Producer/Consumer[0], Triggering[1], Polarity[2], * Sharing[3], Wake[4] */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.ExtendedIrq.ProducerConsumer), AML_OFFSET (ExtendedIrq.Flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.ExtendedIrq.Triggering), AML_OFFSET (ExtendedIrq.Flags), 1}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.ExtendedIrq.Polarity), AML_OFFSET (ExtendedIrq.Flags), 2}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.ExtendedIrq.Shareable), AML_OFFSET (ExtendedIrq.Flags), 3}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.ExtendedIrq.WakeCapable), AML_OFFSET (ExtendedIrq.Flags), 4}, /* IRQ Table length (Byte4) */ {ACPI_RSC_COUNT, ACPI_RS_OFFSET (Data.ExtendedIrq.InterruptCount), AML_OFFSET (ExtendedIrq.InterruptCount), sizeof (UINT32)}, /* Copy every IRQ in the table, each is 32 bits */ {ACPI_RSC_MOVE32, ACPI_RS_OFFSET (Data.ExtendedIrq.Interrupts[0]), AML_OFFSET (ExtendedIrq.Interrupts[0]), 0}, /* Optional ResourceSource (Index and String) */ {ACPI_RSC_SOURCEX, ACPI_RS_OFFSET (Data.ExtendedIrq.ResourceSource), ACPI_RS_OFFSET (Data.ExtendedIrq.Interrupts[0]), sizeof (AML_RESOURCE_EXTENDED_IRQ)} }; /******************************************************************************* * * AcpiRsConvertDma * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertDma[6] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_DMA, ACPI_RS_SIZE (ACPI_RESOURCE_DMA), ACPI_RSC_TABLE_SIZE (AcpiRsConvertDma)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_DMA, sizeof (AML_RESOURCE_DMA), 0}, /* Flags: transfer preference, bus mastering, channel speed */ {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Dma.Transfer), AML_OFFSET (Dma.Flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Dma.BusMaster), AML_OFFSET (Dma.Flags), 2}, {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Dma.Type), AML_OFFSET (Dma.Flags), 5}, /* DMA channel mask bits */ {ACPI_RSC_BITMASK, ACPI_RS_OFFSET (Data.Dma.Channels[0]), AML_OFFSET (Dma.DmaChannelMask), ACPI_RS_OFFSET (Data.Dma.ChannelCount)} }; /******************************************************************************* * * AcpiRsConvertFixedDma * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertFixedDma[4] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_FIXED_DMA, ACPI_RS_SIZE (ACPI_RESOURCE_FIXED_DMA), ACPI_RSC_TABLE_SIZE (AcpiRsConvertFixedDma)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_FIXED_DMA, sizeof (AML_RESOURCE_FIXED_DMA), 0}, /* * These fields are contiguous in both the source and destination: * RequestLines * Channels */ {ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.FixedDma.RequestLines), AML_OFFSET (FixedDma.RequestLines), 2}, {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.FixedDma.Width), AML_OFFSET (FixedDma.Width), 1}, };