/******************************************************************************* * * Module Name: rsaddr - Address resource descriptors (16/32/64) * ******************************************************************************/ /* * Copyright (C) 2000 - 2016, Intel Corp. * All rights reserved. * * 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. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * NO WARRANTY * 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 MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. */ #include "acpi.h" #include "accommon.h" #include "acresrc.h" #define _COMPONENT ACPI_RESOURCES ACPI_MODULE_NAME ("rsaddr") /******************************************************************************* * * AcpiRsConvertAddress16 - All WORD (16-bit) address resources * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertAddress16[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16, ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS16), ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress16)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16, sizeof (AML_RESOURCE_ADDRESS16), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length */ {ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.Address16.Address.Granularity), AML_OFFSET (Address16.Granularity), 5}, /* Optional ResourceSource (Index and String) */ {ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address16.ResourceSource), 0, sizeof (AML_RESOURCE_ADDRESS16)} }; /******************************************************************************* * * AcpiRsConvertAddress32 - All DWORD (32-bit) address resources * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertAddress32[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32, ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS32), ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress32)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32, sizeof (AML_RESOURCE_ADDRESS32), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length */ {ACPI_RSC_MOVE32, ACPI_RS_OFFSET (Data.Address32.Address.Granularity), AML_OFFSET (Address32.Granularity), 5}, /* Optional ResourceSource (Index and String) */ {ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address32.ResourceSource), 0, sizeof (AML_RESOURCE_ADDRESS32)} }; /******************************************************************************* * * AcpiRsConvertAddress64 - All QWORD (64-bit) address resources * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertAddress64[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64, ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS64), ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress64)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64, sizeof (AML_RESOURCE_ADDRESS64), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length */ {ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.Address64.Address.Granularity), AML_OFFSET (Address64.Granularity), 5}, /* Optional ResourceSource (Index and String) */ {ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address64.ResourceSource), 0, sizeof (AML_RESOURCE_ADDRESS64)} }; /******************************************************************************* * * AcpiRsConvertExtAddress64 - All Extended (64-bit) address resources * ******************************************************************************/ ACPI_RSCONVERT_INFO AcpiRsConvertExtAddress64[5] = { {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64, ACPI_RS_SIZE (ACPI_RESOURCE_EXTENDED_ADDRESS64), ACPI_RSC_TABLE_SIZE (AcpiRsConvertExtAddress64)}, {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64, sizeof (AML_RESOURCE_EXTENDED_ADDRESS64), 0}, /* Resource Type, General Flags, and Type-Specific Flags */ {ACPI_RSC_ADDRESS, 0, 0, 0}, /* Revision ID */ {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.ExtAddress64.RevisionID), AML_OFFSET (ExtAddress64.RevisionID), 1}, /* * These fields are contiguous in both the source and destination: * Address Granularity * Address Range Minimum * Address Range Maximum * Address Translation Offset * Address Length * Type-Specific Attribute */ {ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.ExtAddress64.Address.Granularity), AML_OFFSET (ExtAddress64.Granularity), 6} }; /******************************************************************************* * * AcpiRsConvertGeneralFlags - Flags common to all address descriptors * ******************************************************************************/ static ACPI_RSCONVERT_INFO AcpiRsConvertGeneralFlags[6] = { {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.Flags), ACPI_RSC_TABLE_SIZE (AcpiRsConvertGeneralFlags)}, /* Resource Type (Memory, Io, BusNumber, etc.) */ {ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Address.ResourceType), AML_OFFSET (Address.ResourceType), 1}, /* General Flags - Consume, Decode, MinFixed, MaxFixed */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.ProducerConsumer), AML_OFFSET (Address.Flags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Decode), AML_OFFSET (Address.Flags), 1}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MinAddressFixed), AML_OFFSET (Address.Flags), 2}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MaxAddressFixed), AML_OFFSET (Address.Flags), 3} }; /******************************************************************************* * * AcpiRsConvertMemFlags - Flags common to Memory address descriptors * ******************************************************************************/ static ACPI_RSCONVERT_INFO AcpiRsConvertMemFlags[5] = { {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags), ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemFlags)}, /* Memory-specific flags */ {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.WriteProtect), AML_OFFSET (Address.SpecificFlags), 0}, {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Caching), AML_OFFSET (Address.SpecificFlags), 1}, {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.RangeType), AML_OFFSET (Address.SpecificFlags), 3}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Translation), AML_OFFSET (Address.SpecificFlags), 5} }; /******************************************************************************* * * AcpiRsConvertIoFlags - Flags common to I/O address descriptors * ******************************************************************************/ static ACPI_RSCONVERT_INFO AcpiRsConvertIoFlags[4] = { {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags), ACPI_RSC_TABLE_SIZE (AcpiRsConvertIoFlags)}, /* I/O-specific flags */ {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.RangeType), AML_OFFSET (Address.SpecificFlags), 0}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.Translation), AML_OFFSET (Address.SpecificFlags), 4}, {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.TranslationType), AML_OFFSET (Address.SpecificFlags), 5} }; /******************************************************************************* * * FUNCTION: AcpiRsGetAddressCommon * * PARAMETERS: Resource - Pointer to the internal resource struct * Aml - Pointer to the AML resource descriptor * * RETURN: TRUE if the ResourceType field is OK, FALSE otherwise * * DESCRIPTION: Convert common flag fields from a raw AML resource descriptor * to an internal resource descriptor * ******************************************************************************/ BOOLEAN AcpiRsGetAddressCommon ( ACPI_RESOURCE *Resource, AML_RESOURCE *Aml) { ACPI_FUNCTION_ENTRY (); /* Validate the Resource Type */ if ((Aml->Address.ResourceType > 2) && (Aml->Address.ResourceType < 0xC0)) { return (FALSE); } /* Get the Resource Type and General Flags */ (void) AcpiRsConvertAmlToResource ( Resource, Aml, AcpiRsConvertGeneralFlags); /* Get the Type-Specific Flags (Memory and I/O descriptors only) */ if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE) { (void) AcpiRsConvertAmlToResource ( Resource, Aml, AcpiRsConvertMemFlags); } else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE) { (void) AcpiRsConvertAmlToResource ( Resource, Aml, AcpiRsConvertIoFlags); } else { /* Generic resource type, just grab the TypeSpecific byte */ Resource->Data.Address.Info.TypeSpecific = Aml->Address.SpecificFlags; } return (TRUE); } /******************************************************************************* * * FUNCTION: AcpiRsSetAddressCommon * * PARAMETERS: Aml - Pointer to the AML resource descriptor * Resource - Pointer to the internal resource struct * * RETURN: None * * DESCRIPTION: Convert common flag fields from a resource descriptor to an * AML descriptor * ******************************************************************************/ void AcpiRsSetAddressCommon ( AML_RESOURCE *Aml, ACPI_RESOURCE *Resource) { ACPI_FUNCTION_ENTRY (); /* Set the Resource Type and General Flags */ (void) AcpiRsConvertResourceToAml ( Resource, Aml, AcpiRsConvertGeneralFlags); /* Set the Type-Specific Flags (Memory and I/O descriptors only) */ if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE) { (void) AcpiRsConvertResourceToAml ( Resource, Aml, AcpiRsConvertMemFlags); } else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE) { (void) AcpiRsConvertResourceToAml ( Resource, Aml, AcpiRsConvertIoFlags); } else { /* Generic resource type, just copy the TypeSpecific byte */ Aml->Address.SpecificFlags = Resource->Data.Address.Info.TypeSpecific; } }