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Diffstat (limited to 'sys/contrib/dev/acpica/rsirq.c')
| -rw-r--r-- | sys/contrib/dev/acpica/rsirq.c | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/rsirq.c b/sys/contrib/dev/acpica/rsirq.c new file mode 100644 index 0000000..abf72c6 --- /dev/null +++ b/sys/contrib/dev/acpica/rsirq.c @@ -0,0 +1,313 @@ +/******************************************************************************* + * + * Module Name: rsirq - IRQ resource descriptors + * $Revision: 1.50 $ + * + ******************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2007, 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. + * + *****************************************************************************/ + +#define __RSIRQ_C__ + +#include <contrib/dev/acpica/acpi.h> +#include <contrib/dev/acpica/acresrc.h> + +#define _COMPONENT ACPI_RESOURCES + ACPI_MODULE_NAME ("rsirq") + + +/******************************************************************************* + * + * AcpiRsGetIrq + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsGetIrq[7] = +{ + {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}, + + /* 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] */ + + {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.Sharable), + AML_OFFSET (Irq.Flags), + 4} +}; + + +/******************************************************************************* + * + * AcpiRsSetIrq + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsSetIrq[9] = +{ + {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 the flags byte by default */ + + {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.Sharable), + AML_OFFSET (Irq.Flags), + 4}, + /* + * 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.Sharable), + ACPI_EXCLUSIVE}, + + /* IrqNoFlags() descriptor can be used */ + + {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_IRQ_NOFLAGS)} +}; + + +/******************************************************************************* + * + * AcpiRsConvertExtIrq + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsConvertExtIrq[9] = +{ + {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}, + + /* Flag bits */ + + {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.Sharable), + AML_OFFSET (ExtendedIrq.Flags), + 3}, + + /* 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)} +}; + |
