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Diffstat (limited to 'source/compiler/aslrestype1.c')
| -rw-r--r-- | source/compiler/aslrestype1.c | 645 |
1 files changed, 645 insertions, 0 deletions
diff --git a/source/compiler/aslrestype1.c b/source/compiler/aslrestype1.c new file mode 100644 index 0000000..d137fe3 --- /dev/null +++ b/source/compiler/aslrestype1.c @@ -0,0 +1,645 @@ + +/****************************************************************************** + * + * Module Name: aslrestype1 - Miscellaneous small resource descriptors + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2012, 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 "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; + RsCreateWordField (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; + RsCreateWordField (InitializerOp, ACPI_RESTAG_MAXADDR, + CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Maximum)); + MaxOp = InitializerOp; + break; + + case 3: /* Alignment */ + + Descriptor->Memory24.Alignment = (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (InitializerOp, ACPI_RESTAG_ALIGNMENT, + CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Alignment)); + break; + + case 4: /* Length */ + + Descriptor->Memory24.AddressLength = (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (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; + RsCreateDwordField (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; + RsCreateDwordField (InitializerOp, ACPI_RESTAG_MAXADDR, + CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Maximum)); + MaxOp = InitializerOp; + break; + + case 3: /* Alignment */ + + Descriptor->Memory32.Alignment = (UINT32) InitializerOp->Asl.Value.Integer; + RsCreateDwordField (InitializerOp, ACPI_RESTAG_ALIGNMENT, + CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Alignment)); + AlignOp = InitializerOp; + break; + + case 4: /* Length */ + + Descriptor->Memory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer; + RsCreateDwordField (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; + RsCreateDwordField (InitializerOp, ACPI_RESTAG_BASEADDRESS, + CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Address)); + break; + + case 2: /* Length */ + + Descriptor->FixedMemory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer; + RsCreateDwordField (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); +} + |
