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/****************************************************************************** * * Module Name: aslrestype1 - Miscellaneous small resource descriptors * *****************************************************************************/ /* * Copyright (C) 2000 - 2011, 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 <contrib/dev/acpica/compiler/aslcompiler.h> #include "aslcompiler.y.h" #define _COMPONENT ACPI_COMPILER ACPI_MODULE_NAME ("aslrestype1") /* * This module contains miscellaneous small resource descriptors: * * EndTag * EndDependentFn * Memory24 * Memory32 * Memory32Fixed * StartDependentFn * StartDependentFnNoPri * VendorShort */ /******************************************************************************* * * FUNCTION: RsDoEndTagDescriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "EndDependentFn" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoEndTagDescriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ASL_RESOURCE_NODE *Rnode; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_END_TAG)); Descriptor = Rnode->Buffer; Descriptor->EndTag.DescriptorType = ACPI_RESOURCE_NAME_END_TAG | ASL_RDESC_END_TAG_SIZE; Descriptor->EndTag.Checksum = 0; return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoEndDependentDescriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "EndDependentFn" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoEndDependentDescriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ASL_RESOURCE_NODE *Rnode; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_END_DEPENDENT)); Descriptor = Rnode->Buffer; Descriptor->EndDpf.DescriptorType = ACPI_RESOURCE_NAME_END_DEPENDENT | ASL_RDESC_END_DEPEND_SIZE; return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoMemory24Descriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "Memory24" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoMemory24Descriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ACPI_PARSE_OBJECT *InitializerOp; ACPI_PARSE_OBJECT *MinOp = NULL; ACPI_PARSE_OBJECT *MaxOp = NULL; ACPI_PARSE_OBJECT *LengthOp = NULL; ASL_RESOURCE_NODE *Rnode; UINT32 i; InitializerOp = Op->Asl.Child; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY24)); Descriptor = Rnode->Buffer; Descriptor->Memory24.DescriptorType = ACPI_RESOURCE_NAME_MEMORY24; Descriptor->Memory24.ResourceLength = 9; /* Process all child initialization nodes */ for (i = 0; InitializerOp; i++) { switch (i) { case 0: /* Read/Write type */ RsSetFlagBits (&Descriptor->Memory24.Flags, InitializerOp, 0, 1); RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Flags), 0); break; case 1: /* Min Address */ Descriptor->Memory24.Minimum = (UINT16) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Minimum)); MinOp = InitializerOp; break; case 2: /* Max Address */ Descriptor->Memory24.Maximum = (UINT16) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Maximum)); MaxOp = InitializerOp; break; case 3: /* Alignment */ Descriptor->Memory24.Alignment = (UINT16) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Alignment)); break; case 4: /* Length */ Descriptor->Memory24.AddressLength = (UINT16) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.AddressLength)); LengthOp = InitializerOp; break; case 5: /* Name */ UtAttachNamepathToOwner (Op, InitializerOp); break; default: AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL); break; } InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } /* Validate the Min/Max/Len/Align values (Alignment==0 means 64K) */ RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY24, Descriptor->Memory24.Minimum, Descriptor->Memory24.Maximum, Descriptor->Memory24.AddressLength, Descriptor->Memory24.Alignment, MinOp, MaxOp, LengthOp, NULL, Op); return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoMemory32Descriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "Memory32" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoMemory32Descriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ACPI_PARSE_OBJECT *InitializerOp; ACPI_PARSE_OBJECT *MinOp = NULL; ACPI_PARSE_OBJECT *MaxOp = NULL; ACPI_PARSE_OBJECT *LengthOp = NULL; ACPI_PARSE_OBJECT *AlignOp = NULL; ASL_RESOURCE_NODE *Rnode; UINT32 i; InitializerOp = Op->Asl.Child; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY32)); Descriptor = Rnode->Buffer; Descriptor->Memory32.DescriptorType = ACPI_RESOURCE_NAME_MEMORY32; Descriptor->Memory32.ResourceLength = 17; /* Process all child initialization nodes */ for (i = 0; InitializerOp; i++) { switch (i) { case 0: /* Read/Write type */ RsSetFlagBits (&Descriptor->Memory32.Flags, InitializerOp, 0, 1); RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Flags), 0); break; case 1: /* Min Address */ Descriptor->Memory32.Minimum = (UINT32) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Minimum)); MinOp = InitializerOp; break; case 2: /* Max Address */ Descriptor->Memory32.Maximum = (UINT32) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Maximum)); MaxOp = InitializerOp; break; case 3: /* Alignment */ Descriptor->Memory32.Alignment = (UINT32) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Alignment)); AlignOp = InitializerOp; break; case 4: /* Length */ Descriptor->Memory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.AddressLength)); LengthOp = InitializerOp; break; case 5: /* Name */ UtAttachNamepathToOwner (Op, InitializerOp); break; default: AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL); break; } InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } /* Validate the Min/Max/Len/Align values */ RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY32, Descriptor->Memory32.Minimum, Descriptor->Memory32.Maximum, Descriptor->Memory32.AddressLength, Descriptor->Memory32.Alignment, MinOp, MaxOp, LengthOp, AlignOp, Op); return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoMemory32FixedDescriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "Memory32Fixed" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoMemory32FixedDescriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ACPI_PARSE_OBJECT *InitializerOp; ASL_RESOURCE_NODE *Rnode; UINT32 i; InitializerOp = Op->Asl.Child; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_FIXED_MEMORY32)); Descriptor = Rnode->Buffer; Descriptor->FixedMemory32.DescriptorType = ACPI_RESOURCE_NAME_FIXED_MEMORY32; Descriptor->FixedMemory32.ResourceLength = 9; /* Process all child initialization nodes */ for (i = 0; InitializerOp; i++) { switch (i) { case 0: /* Read/Write type */ RsSetFlagBits (&Descriptor->FixedMemory32.Flags, InitializerOp, 0, 1); RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE, CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Flags), 0); break; case 1: /* Address */ Descriptor->FixedMemory32.Address = (UINT32) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_BASEADDRESS, CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Address)); break; case 2: /* Length */ Descriptor->FixedMemory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer; RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.AddressLength)); break; case 3: /* Name */ UtAttachNamepathToOwner (Op, InitializerOp); break; default: AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL); break; } InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoStartDependentDescriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "StartDependentFn" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoStartDependentDescriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ACPI_PARSE_OBJECT *InitializerOp; ASL_RESOURCE_NODE *Rnode; ASL_RESOURCE_NODE *PreviousRnode; ASL_RESOURCE_NODE *NextRnode; UINT32 i; UINT8 State; InitializerOp = Op->Asl.Child; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_START_DEPENDENT)); PreviousRnode = Rnode; Descriptor = Rnode->Buffer; /* Descriptor has priority byte */ Descriptor->StartDpf.DescriptorType = ACPI_RESOURCE_NAME_START_DEPENDENT | (ASL_RDESC_ST_DEPEND_SIZE + 0x01); /* Process all child initialization nodes */ State = ACPI_RSTATE_START_DEPENDENT; for (i = 0; InitializerOp; i++) { switch (i) { case 0: /* Compatibility Priority */ if ((UINT8) InitializerOp->Asl.Value.Integer > 2) { AslError (ASL_ERROR, ASL_MSG_INVALID_PRIORITY, InitializerOp, NULL); } RsSetFlagBits (&Descriptor->StartDpf.Flags, InitializerOp, 0, 0); break; case 1: /* Performance/Robustness Priority */ if ((UINT8) InitializerOp->Asl.Value.Integer > 2) { AslError (ASL_ERROR, ASL_MSG_INVALID_PERFORMANCE, InitializerOp, NULL); } RsSetFlagBits (&Descriptor->StartDpf.Flags, InitializerOp, 2, 0); break; default: NextRnode = RsDoOneResourceDescriptor (InitializerOp, CurrentByteOffset, &State); /* * Update current byte offset to indicate the number of bytes from the * start of the buffer. Buffer can include multiple descriptors, we * must keep track of the offset of not only each descriptor, but each * element (field) within each descriptor as well. */ CurrentByteOffset += RsLinkDescriptorChain (&PreviousRnode, NextRnode); break; } InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoStartDependentNoPriDescriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "StartDependentNoPri" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoStartDependentNoPriDescriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ACPI_PARSE_OBJECT *InitializerOp; ASL_RESOURCE_NODE *Rnode; ASL_RESOURCE_NODE *PreviousRnode; ASL_RESOURCE_NODE *NextRnode; UINT8 State; InitializerOp = Op->Asl.Child; Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO)); Descriptor = Rnode->Buffer; Descriptor->StartDpf.DescriptorType = ACPI_RESOURCE_NAME_START_DEPENDENT | ASL_RDESC_ST_DEPEND_SIZE; PreviousRnode = Rnode; /* Process all child initialization nodes */ State = ACPI_RSTATE_START_DEPENDENT; while (InitializerOp) { NextRnode = RsDoOneResourceDescriptor (InitializerOp, CurrentByteOffset, &State); /* * Update current byte offset to indicate the number of bytes from the * start of the buffer. Buffer can include multiple descriptors, we * must keep track of the offset of not only each descriptor, but each * element (field) within each descriptor as well. */ CurrentByteOffset += RsLinkDescriptorChain (&PreviousRnode, NextRnode); InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } return (Rnode); } /******************************************************************************* * * FUNCTION: RsDoVendorSmallDescriptor * * PARAMETERS: Op - Parent resource descriptor parse node * CurrentByteOffset - Offset into the resource template AML * buffer (to track references to the desc) * * RETURN: Completed resource node * * DESCRIPTION: Construct a short "VendorShort" descriptor * ******************************************************************************/ ASL_RESOURCE_NODE * RsDoVendorSmallDescriptor ( ACPI_PARSE_OBJECT *Op, UINT32 CurrentByteOffset) { AML_RESOURCE *Descriptor; ACPI_PARSE_OBJECT *InitializerOp; ASL_RESOURCE_NODE *Rnode; UINT8 *VendorData; UINT32 i; InitializerOp = Op->Asl.Child; /* Allocate worst case - 7 vendor bytes */ Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_VENDOR_SMALL) + 7); Descriptor = Rnode->Buffer; Descriptor->VendorSmall.DescriptorType = ACPI_RESOURCE_NAME_VENDOR_SMALL; VendorData = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_SMALL_HEADER); /* Process all child initialization nodes */ InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); for (i = 0; InitializerOp; i++) { if (InitializerOp->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG) { break; } /* Maximum 7 vendor data bytes allowed (0-6) */ if (i >= 7) { AslError (ASL_ERROR, ASL_MSG_VENDOR_LIST, InitializerOp, NULL); /* Eat the excess initializers */ while (InitializerOp) { InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } break; } VendorData[i] = (UINT8) InitializerOp->Asl.Value.Integer; InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); } /* Adjust the Rnode buffer size, so correct number of bytes are emitted */ Rnode->BufferLength -= (7 - i); /* Set the length in the Type Tag */ Descriptor->VendorSmall.DescriptorType |= (UINT8) i; return (Rnode); }