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Diffstat (limited to 'sys/contrib/dev/acpica/resources/rsio.c')
-rw-r--r-- | sys/contrib/dev/acpica/resources/rsio.c | 376 |
1 files changed, 376 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/resources/rsio.c b/sys/contrib/dev/acpica/resources/rsio.c new file mode 100644 index 0000000..9806f60 --- /dev/null +++ b/sys/contrib/dev/acpica/resources/rsio.c @@ -0,0 +1,376 @@ +/******************************************************************************* + * + * Module Name: rsio - IO and DMA resource descriptors + * + ******************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2009, 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 __RSIO_C__ + +#include <contrib/dev/acpica/include/acpi.h> +#include <contrib/dev/acpica/include/accommon.h> +#include <contrib/dev/acpica/include/acresrc.h> + +#define _COMPONENT ACPI_RESOURCES + ACPI_MODULE_NAME ("rsio") + + +/******************************************************************************* + * + * AcpiRsConvertIo + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsConvertIo[5] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_IO, + ACPI_RS_SIZE (ACPI_RESOURCE_IO), + ACPI_RSC_TABLE_SIZE (AcpiRsConvertIo)}, + + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_IO, + sizeof (AML_RESOURCE_IO), + 0}, + + /* Decode flag */ + + {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Io.IoDecode), + AML_OFFSET (Io.Flags), + 0}, + /* + * These fields are contiguous in both the source and destination: + * Address Alignment + * Length + * Minimum Base Address + * Maximum Base Address + */ + {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Io.Alignment), + AML_OFFSET (Io.Alignment), + 2}, + + {ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.Io.Minimum), + AML_OFFSET (Io.Minimum), + 2} +}; + + +/******************************************************************************* + * + * AcpiRsConvertFixedIo + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsConvertFixedIo[4] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_FIXED_IO, + ACPI_RS_SIZE (ACPI_RESOURCE_FIXED_IO), + ACPI_RSC_TABLE_SIZE (AcpiRsConvertFixedIo)}, + + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_FIXED_IO, + sizeof (AML_RESOURCE_FIXED_IO), + 0}, + /* + * These fields are contiguous in both the source and destination: + * Base Address + * Length + */ + {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.FixedIo.AddressLength), + AML_OFFSET (FixedIo.AddressLength), + 1}, + + {ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.FixedIo.Address), + AML_OFFSET (FixedIo.Address), + 1} +}; + + +/******************************************************************************* + * + * AcpiRsConvertGenericReg + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsConvertGenericReg[4] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_GENERIC_REGISTER, + ACPI_RS_SIZE (ACPI_RESOURCE_GENERIC_REGISTER), + ACPI_RSC_TABLE_SIZE (AcpiRsConvertGenericReg)}, + + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_GENERIC_REGISTER, + sizeof (AML_RESOURCE_GENERIC_REGISTER), + 0}, + /* + * These fields are contiguous in both the source and destination: + * Address Space ID + * Register Bit Width + * Register Bit Offset + * Access Size + */ + {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.GenericReg.SpaceId), + AML_OFFSET (GenericReg.AddressSpaceId), + 4}, + + /* Get the Register Address */ + + {ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.GenericReg.Address), + AML_OFFSET (GenericReg.Address), + 1} +}; + + +/******************************************************************************* + * + * AcpiRsConvertEndDpf + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsConvertEndDpf[2] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_DEPENDENT, + ACPI_RS_SIZE_MIN, + ACPI_RSC_TABLE_SIZE (AcpiRsConvertEndDpf)}, + + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_DEPENDENT, + sizeof (AML_RESOURCE_END_DEPENDENT), + 0} +}; + + +/******************************************************************************* + * + * AcpiRsConvertEndTag + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsConvertEndTag[2] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_TAG, + ACPI_RS_SIZE_MIN, + ACPI_RSC_TABLE_SIZE (AcpiRsConvertEndTag)}, + + /* + * Note: The checksum field is set to zero, meaning that the resource + * data is treated as if the checksum operation succeeded. + * (ACPI Spec 1.0b Section 6.4.2.8) + */ + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_TAG, + sizeof (AML_RESOURCE_END_TAG), + 0} +}; + + +/******************************************************************************* + * + * AcpiRsGetStartDpf + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsGetStartDpf[6] = +{ + {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_START_DEPENDENT, + ACPI_RS_SIZE (ACPI_RESOURCE_START_DEPENDENT), + ACPI_RSC_TABLE_SIZE (AcpiRsGetStartDpf)}, + + /* Defaults for Compatibility and Performance priorities */ + + {ACPI_RSC_SET8, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + ACPI_ACCEPTABLE_CONFIGURATION, + 2}, + + /* Get the descriptor length (0 or 1 for Start Dpf descriptor) */ + + {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.DescriptorLength), + AML_OFFSET (StartDpf.DescriptorType), + 0}, + + /* All done if there is no flag byte present in the descriptor */ + + {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_AML_LENGTH, 0, 1}, + + /* Flag byte is present, get the flags */ + + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + AML_OFFSET (StartDpf.Flags), + 0}, + + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness), + AML_OFFSET (StartDpf.Flags), + 2} +}; + + +/******************************************************************************* + * + * AcpiRsSetStartDpf + * + ******************************************************************************/ + +ACPI_RSCONVERT_INFO AcpiRsSetStartDpf[10] = +{ + /* Start with a default descriptor of length 1 */ + + {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_START_DEPENDENT, + sizeof (AML_RESOURCE_START_DEPENDENT), + ACPI_RSC_TABLE_SIZE (AcpiRsSetStartDpf)}, + + /* Set the default flag values */ + + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + AML_OFFSET (StartDpf.Flags), + 0}, + + {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness), + AML_OFFSET (StartDpf.Flags), + 2}, + /* + * All done if the output descriptor length is required to be 1 + * (i.e., optimization to 0 bytes cannot be attempted) + */ + {ACPI_RSC_EXIT_EQ, ACPI_RSC_COMPARE_VALUE, + ACPI_RS_OFFSET(Data.StartDpf.DescriptorLength), + 1}, + + /* Set length to 0 bytes (no flags byte) */ + + {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO)}, + + /* + * All done if the output descriptor length is required to be 0. + * + * TBD: Perhaps we should check for error if input flags are not + * compatible with a 0-byte descriptor. + */ + {ACPI_RSC_EXIT_EQ, ACPI_RSC_COMPARE_VALUE, + ACPI_RS_OFFSET(Data.StartDpf.DescriptorLength), + 0}, + + /* Reset length to 1 byte (descriptor with flags byte) */ + + {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT)}, + + + /* + * All done if flags byte is necessary -- if either priority value + * is not ACPI_ACCEPTABLE_CONFIGURATION + */ + {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, + ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority), + ACPI_ACCEPTABLE_CONFIGURATION}, + + {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, + ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness), + ACPI_ACCEPTABLE_CONFIGURATION}, + + /* Flag byte is not necessary */ + + {ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO)} +}; + + |