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kolibrios/drivers/devman/acpica/resources/rsirq.c
Sergey Semyonov (Serge) 8ec96e9db0 update acpica 
git-svn-id: svn://kolibrios.org@2216 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-09-20 16:54:11 +00:00

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/*******************************************************************************
*
* Module Name: rsirq - IRQ resource descriptors
*
******************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2011, 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 "acpi.h"
#include "accommon.h"
#include "acresrc.h"
#define _COMPONENT ACPI_RESOURCES
ACPI_MODULE_NAME ("rsirq")
/*******************************************************************************
*
* AcpiRsGetIrq
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsGetIrq[8] =
{
{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] */
{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[13] =
{
/* 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 the flags byte */
{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},
/*
* 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.Sharable),
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[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)}
};
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