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412 lines
14 KiB
C
412 lines
14 KiB
C
/*******************************************************************************
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*
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* Module Name: rsaddr - Address resource descriptors (16/32/64)
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*
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******************************************************************************/
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/*
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* Copyright (C) 2000 - 2022, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#include "acpi.h"
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#include "accommon.h"
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#include "acresrc.h"
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#define _COMPONENT ACPI_RESOURCES
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ACPI_MODULE_NAME ("rsaddr")
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/*******************************************************************************
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*
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* AcpiRsConvertAddress16 - All WORD (16-bit) address resources
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*
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******************************************************************************/
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ACPI_RSCONVERT_INFO AcpiRsConvertAddress16[5] =
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{
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16,
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ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS16),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress16)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16,
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sizeof (AML_RESOURCE_ADDRESS16),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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*/
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{ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.Address16.Address.Granularity),
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AML_OFFSET (Address16.Granularity),
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5},
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/* Optional ResourceSource (Index and String) */
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{ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address16.ResourceSource),
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0,
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sizeof (AML_RESOURCE_ADDRESS16)}
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};
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/*******************************************************************************
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*
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* AcpiRsConvertAddress32 - All DWORD (32-bit) address resources
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*
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******************************************************************************/
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ACPI_RSCONVERT_INFO AcpiRsConvertAddress32[5] =
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{
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32,
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ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS32),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress32)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32,
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sizeof (AML_RESOURCE_ADDRESS32),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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*/
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{ACPI_RSC_MOVE32, ACPI_RS_OFFSET (Data.Address32.Address.Granularity),
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AML_OFFSET (Address32.Granularity),
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5},
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/* Optional ResourceSource (Index and String) */
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{ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address32.ResourceSource),
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0,
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sizeof (AML_RESOURCE_ADDRESS32)}
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};
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/*******************************************************************************
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*
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* AcpiRsConvertAddress64 - All QWORD (64-bit) address resources
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*
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******************************************************************************/
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ACPI_RSCONVERT_INFO AcpiRsConvertAddress64[5] =
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{
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64,
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ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS64),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress64)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64,
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sizeof (AML_RESOURCE_ADDRESS64),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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*/
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{ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.Address64.Address.Granularity),
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AML_OFFSET (Address64.Granularity),
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5},
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/* Optional ResourceSource (Index and String) */
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{ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address64.ResourceSource),
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0,
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sizeof (AML_RESOURCE_ADDRESS64)}
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};
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/*******************************************************************************
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*
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* AcpiRsConvertExtAddress64 - All Extended (64-bit) address resources
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*
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******************************************************************************/
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ACPI_RSCONVERT_INFO AcpiRsConvertExtAddress64[5] =
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{
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{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64,
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ACPI_RS_SIZE (ACPI_RESOURCE_EXTENDED_ADDRESS64),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertExtAddress64)},
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{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64,
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sizeof (AML_RESOURCE_EXTENDED_ADDRESS64),
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0},
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/* Resource Type, General Flags, and Type-Specific Flags */
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{ACPI_RSC_ADDRESS, 0, 0, 0},
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/* Revision ID */
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{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.ExtAddress64.RevisionID),
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AML_OFFSET (ExtAddress64.RevisionID),
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1},
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/*
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* These fields are contiguous in both the source and destination:
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* Address Granularity
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* Address Range Minimum
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* Address Range Maximum
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* Address Translation Offset
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* Address Length
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* Type-Specific Attribute
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*/
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{ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.ExtAddress64.Address.Granularity),
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AML_OFFSET (ExtAddress64.Granularity),
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6}
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};
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/*******************************************************************************
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*
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* AcpiRsConvertGeneralFlags - Flags common to all address descriptors
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*
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******************************************************************************/
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static ACPI_RSCONVERT_INFO AcpiRsConvertGeneralFlags[6] =
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{
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{ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.Flags),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertGeneralFlags)},
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/* Resource Type (Memory, Io, BusNumber, etc.) */
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{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Address.ResourceType),
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AML_OFFSET (Address.ResourceType),
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1},
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/* General Flags - Consume, Decode, MinFixed, MaxFixed */
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.ProducerConsumer),
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AML_OFFSET (Address.Flags),
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0},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Decode),
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AML_OFFSET (Address.Flags),
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1},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MinAddressFixed),
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AML_OFFSET (Address.Flags),
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2},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MaxAddressFixed),
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AML_OFFSET (Address.Flags),
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3}
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};
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/*******************************************************************************
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*
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* AcpiRsConvertMemFlags - Flags common to Memory address descriptors
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*
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******************************************************************************/
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static ACPI_RSCONVERT_INFO AcpiRsConvertMemFlags[5] =
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{
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{ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemFlags)},
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/* Memory-specific flags */
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.WriteProtect),
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AML_OFFSET (Address.SpecificFlags),
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0},
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{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Caching),
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AML_OFFSET (Address.SpecificFlags),
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1},
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{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.RangeType),
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AML_OFFSET (Address.SpecificFlags),
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3},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Translation),
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AML_OFFSET (Address.SpecificFlags),
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5}
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};
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/*******************************************************************************
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*
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* AcpiRsConvertIoFlags - Flags common to I/O address descriptors
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*
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******************************************************************************/
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static ACPI_RSCONVERT_INFO AcpiRsConvertIoFlags[4] =
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{
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{ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags),
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ACPI_RSC_TABLE_SIZE (AcpiRsConvertIoFlags)},
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/* I/O-specific flags */
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{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.RangeType),
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AML_OFFSET (Address.SpecificFlags),
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0},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.Translation),
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AML_OFFSET (Address.SpecificFlags),
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4},
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{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.TranslationType),
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AML_OFFSET (Address.SpecificFlags),
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5}
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};
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/*******************************************************************************
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*
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* FUNCTION: AcpiRsGetAddressCommon
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*
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* PARAMETERS: Resource - Pointer to the internal resource struct
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* Aml - Pointer to the AML resource descriptor
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*
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* RETURN: TRUE if the ResourceType field is OK, FALSE otherwise
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*
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* DESCRIPTION: Convert common flag fields from a raw AML resource descriptor
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* to an internal resource descriptor
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*
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******************************************************************************/
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BOOLEAN
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AcpiRsGetAddressCommon (
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ACPI_RESOURCE *Resource,
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AML_RESOURCE *Aml)
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{
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ACPI_FUNCTION_ENTRY ();
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/* Validate the Resource Type */
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if ((Aml->Address.ResourceType > 2) &&
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(Aml->Address.ResourceType < 0xC0))
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{
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return (FALSE);
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}
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/* Get the Resource Type and General Flags */
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(void) AcpiRsConvertAmlToResource (
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Resource, Aml, AcpiRsConvertGeneralFlags);
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/* Get the Type-Specific Flags (Memory and I/O descriptors only) */
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if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE)
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{
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(void) AcpiRsConvertAmlToResource (
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Resource, Aml, AcpiRsConvertMemFlags);
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}
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else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE)
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{
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(void) AcpiRsConvertAmlToResource (
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Resource, Aml, AcpiRsConvertIoFlags);
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}
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else
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{
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/* Generic resource type, just grab the TypeSpecific byte */
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Resource->Data.Address.Info.TypeSpecific =
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Aml->Address.SpecificFlags;
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}
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return (TRUE);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiRsSetAddressCommon
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*
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* PARAMETERS: Aml - Pointer to the AML resource descriptor
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* Resource - Pointer to the internal resource struct
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*
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* RETURN: None
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*
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* DESCRIPTION: Convert common flag fields from a resource descriptor to an
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* AML descriptor
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*
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******************************************************************************/
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void
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AcpiRsSetAddressCommon (
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AML_RESOURCE *Aml,
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ACPI_RESOURCE *Resource)
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{
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ACPI_FUNCTION_ENTRY ();
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/* Set the Resource Type and General Flags */
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(void) AcpiRsConvertResourceToAml (
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Resource, Aml, AcpiRsConvertGeneralFlags);
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/* Set the Type-Specific Flags (Memory and I/O descriptors only) */
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if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE)
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{
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(void) AcpiRsConvertResourceToAml (
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Resource, Aml, AcpiRsConvertMemFlags);
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}
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else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE)
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{
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(void) AcpiRsConvertResourceToAml (
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Resource, Aml, AcpiRsConvertIoFlags);
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}
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else
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{
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/* Generic resource type, just copy the TypeSpecific byte */
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Aml->Address.SpecificFlags =
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Resource->Data.Address.Info.TypeSpecific;
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}
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}
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