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Diffstat (limited to 'source/compiler/aslrestype1i.c')
| -rw-r--r-- | source/compiler/aslrestype1i.c | 672 |
1 files changed, 672 insertions, 0 deletions
diff --git a/source/compiler/aslrestype1i.c b/source/compiler/aslrestype1i.c new file mode 100644 index 0000000..1178fd0 --- /dev/null +++ b/source/compiler/aslrestype1i.c @@ -0,0 +1,672 @@ + +/****************************************************************************** + * + * Module Name: aslrestype1i - Small I/O-related 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 ("aslrestype1i") + +/* + * This module contains the I/O-related small resource descriptors: + * + * DMA + * FixedDMA + * FixedIO + * IO + * IRQ + * IRQNoFlags + */ + +/******************************************************************************* + * + * FUNCTION: RsDoDmaDescriptor + * + * 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 "DMA" descriptor + * + ******************************************************************************/ + +ASL_RESOURCE_NODE * +RsDoDmaDescriptor ( + ACPI_PARSE_OBJECT *Op, + UINT32 CurrentByteOffset) +{ + AML_RESOURCE *Descriptor; + ACPI_PARSE_OBJECT *InitializerOp; + ASL_RESOURCE_NODE *Rnode; + UINT32 i; + UINT8 DmaChannelMask = 0; + UINT8 DmaChannels = 0; + + + InitializerOp = Op->Asl.Child; + Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_DMA)); + + Descriptor = Rnode->Buffer; + Descriptor->Dma.DescriptorType = ACPI_RESOURCE_NAME_DMA | + ASL_RDESC_DMA_SIZE; + + /* Process all child initialization nodes */ + + for (i = 0; InitializerOp; i++) + { + switch (i) + { + case 0: /* DMA type */ + + RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 5, 0); + RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_DMATYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 5, 2); + break; + + case 1: /* Bus Master */ + + RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 2, 0); + RsCreateBitField (InitializerOp, ACPI_RESTAG_BUSMASTER, + CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 2); + break; + + case 2: /* Xfer Type (transfer width) */ + + RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 0, 0); + RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_XFERTYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 0, 2); + break; + + case 3: /* Name */ + + UtAttachNamepathToOwner (Op, InitializerOp); + break; + + default: + + /* All DMA channel bytes are handled here, after flags and name */ + + if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) + { + /* Up to 8 channels can be specified in the list */ + + DmaChannels++; + if (DmaChannels > 8) + { + AslError (ASL_ERROR, ASL_MSG_DMA_LIST, + InitializerOp, NULL); + return (Rnode); + } + + /* Only DMA channels 0-7 are allowed (mask is 8 bits) */ + + if (InitializerOp->Asl.Value.Integer > 7) + { + AslError (ASL_ERROR, ASL_MSG_DMA_CHANNEL, + InitializerOp, NULL); + } + + /* Build the mask */ + + DmaChannelMask |= + (1 << ((UINT8) InitializerOp->Asl.Value.Integer)); + } + + if (i == 4) /* case 4: First DMA byte */ + { + /* Check now for duplicates in list */ + + RsCheckListForDuplicates (InitializerOp); + + /* Create a named field at the start of the list */ + + RsCreateByteField (InitializerOp, ACPI_RESTAG_DMA, + CurrentByteOffset + + ASL_RESDESC_OFFSET (Dma.DmaChannelMask)); + } + break; + } + + InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); + } + + /* Now we can set the channel mask */ + + Descriptor->Dma.DmaChannelMask = DmaChannelMask; + return (Rnode); +} + + +/******************************************************************************* + * + * FUNCTION: RsDoFixedDmaDescriptor + * + * 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 "FixedDMA" descriptor + * + ******************************************************************************/ + +ASL_RESOURCE_NODE * +RsDoFixedDmaDescriptor ( + 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_DMA)); + + Descriptor = Rnode->Buffer; + Descriptor->FixedDma.DescriptorType = + ACPI_RESOURCE_NAME_FIXED_DMA | ASL_RDESC_FIXED_DMA_SIZE; + + /* Process all child initialization nodes */ + + for (i = 0; InitializerOp; i++) + { + switch (i) + { + case 0: /* DMA Request Lines [WORD] (_DMA) */ + + Descriptor->FixedDma.RequestLines = (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (InitializerOp, ACPI_RESTAG_DMA, + CurrentByteOffset + ASL_RESDESC_OFFSET (FixedDma.RequestLines)); + break; + + case 1: /* DMA Channel [WORD] (_TYP) */ + + Descriptor->FixedDma.Channels = (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (InitializerOp, ACPI_RESTAG_DMATYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (FixedDma.Channels)); + break; + + case 2: /* Transfer Width [BYTE] (_SIZ) */ + + Descriptor->FixedDma.Width = (UINT8) InitializerOp->Asl.Value.Integer; + RsCreateByteField (InitializerOp, ACPI_RESTAG_XFERTYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (FixedDma.Width)); + break; + + case 3: /* Descriptor Name (optional) */ + + UtAttachNamepathToOwner (Op, InitializerOp); + break; + + default: /* Ignore any extra nodes */ + break; + } + + InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); + } + + return (Rnode); +} + + +/******************************************************************************* + * + * FUNCTION: RsDoFixedIoDescriptor + * + * 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 "FixedIO" descriptor + * + ******************************************************************************/ + +ASL_RESOURCE_NODE * +RsDoFixedIoDescriptor ( + ACPI_PARSE_OBJECT *Op, + UINT32 CurrentByteOffset) +{ + AML_RESOURCE *Descriptor; + ACPI_PARSE_OBJECT *InitializerOp; + ACPI_PARSE_OBJECT *AddressOp = NULL; + ASL_RESOURCE_NODE *Rnode; + UINT32 i; + + + InitializerOp = Op->Asl.Child; + Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_FIXED_IO)); + + Descriptor = Rnode->Buffer; + Descriptor->Io.DescriptorType = ACPI_RESOURCE_NAME_FIXED_IO | + ASL_RDESC_FIXED_IO_SIZE; + + /* Process all child initialization nodes */ + + for (i = 0; InitializerOp; i++) + { + switch (i) + { + case 0: /* Base Address */ + + Descriptor->FixedIo.Address = + (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (InitializerOp, ACPI_RESTAG_BASEADDRESS, + CurrentByteOffset + ASL_RESDESC_OFFSET (FixedIo.Address)); + AddressOp = InitializerOp; + break; + + case 1: /* Length */ + + Descriptor->FixedIo.AddressLength = + (UINT8) InitializerOp->Asl.Value.Integer; + RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, + CurrentByteOffset + ASL_RESDESC_OFFSET (FixedIo.AddressLength)); + break; + + case 2: /* Name */ + + UtAttachNamepathToOwner (Op, InitializerOp); + break; + + default: + + AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL); + break; + } + + InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); + } + + /* Error checks */ + + if (Descriptor->FixedIo.Address > 0x03FF) + { + AslError (ASL_WARNING, ASL_MSG_ISA_ADDRESS, AddressOp, NULL); + } + + return (Rnode); +} + + +/******************************************************************************* + * + * FUNCTION: RsDoIoDescriptor + * + * 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 "IO" descriptor + * + ******************************************************************************/ + +ASL_RESOURCE_NODE * +RsDoIoDescriptor ( + 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_IO)); + + Descriptor = Rnode->Buffer; + Descriptor->Io.DescriptorType = ACPI_RESOURCE_NAME_IO | + ASL_RDESC_IO_SIZE; + + /* Process all child initialization nodes */ + + for (i = 0; InitializerOp; i++) + { + switch (i) + { + case 0: /* Decode size */ + + RsSetFlagBits (&Descriptor->Io.Flags, InitializerOp, 0, 1); + RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Flags), 0); + break; + + case 1: /* Min Address */ + + Descriptor->Io.Minimum = + (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (InitializerOp, ACPI_RESTAG_MINADDR, + CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Minimum)); + MinOp = InitializerOp; + break; + + case 2: /* Max Address */ + + Descriptor->Io.Maximum = + (UINT16) InitializerOp->Asl.Value.Integer; + RsCreateWordField (InitializerOp, ACPI_RESTAG_MAXADDR, + CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Maximum)); + MaxOp = InitializerOp; + break; + + case 3: /* Alignment */ + + Descriptor->Io.Alignment = + (UINT8) InitializerOp->Asl.Value.Integer; + RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT, + CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Alignment)); + AlignOp = InitializerOp; + break; + + case 4: /* Length */ + + Descriptor->Io.AddressLength = + (UINT8) InitializerOp->Asl.Value.Integer; + RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, + CurrentByteOffset + ASL_RESDESC_OFFSET (Io.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_IO, + Descriptor->Io.Minimum, + Descriptor->Io.Maximum, + Descriptor->Io.AddressLength, + Descriptor->Io.Alignment, + MinOp, MaxOp, LengthOp, AlignOp, Op); + + return (Rnode); +} + + +/******************************************************************************* + * + * FUNCTION: RsDoIrqDescriptor + * + * 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 "IRQ" descriptor + * + ******************************************************************************/ + +ASL_RESOURCE_NODE * +RsDoIrqDescriptor ( + ACPI_PARSE_OBJECT *Op, + UINT32 CurrentByteOffset) +{ + AML_RESOURCE *Descriptor; + ACPI_PARSE_OBJECT *InitializerOp; + ASL_RESOURCE_NODE *Rnode; + UINT32 Interrupts = 0; + UINT16 IrqMask = 0; + UINT32 i; + + + InitializerOp = Op->Asl.Child; + Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_IRQ)); + + /* Length = 3 (with flag byte) */ + + Descriptor = Rnode->Buffer; + Descriptor->Irq.DescriptorType = ACPI_RESOURCE_NAME_IRQ | + (ASL_RDESC_IRQ_SIZE + 0x01); + + /* Process all child initialization nodes */ + + for (i = 0; InitializerOp; i++) + { + switch (i) + { + case 0: /* Interrupt Type (or Mode - edge/level) */ + + RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 0, 1); + RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTTYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 0); + break; + + case 1: /* Interrupt Level (or Polarity - Active high/low) */ + + RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 3, 0); + RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTLEVEL, + CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 3); + break; + + case 2: /* Share Type - Default: exclusive (0) */ + + RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 4, 0); + RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTSHARE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 4); + break; + + case 3: /* Name */ + + UtAttachNamepathToOwner (Op, InitializerOp); + break; + + default: + + /* All IRQ bytes are handled here, after the flags and name */ + + if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) + { + /* Up to 16 interrupts can be specified in the list */ + + Interrupts++; + if (Interrupts > 16) + { + AslError (ASL_ERROR, ASL_MSG_INTERRUPT_LIST, + InitializerOp, NULL); + return (Rnode); + } + + /* Only interrupts 0-15 are allowed (mask is 16 bits) */ + + if (InitializerOp->Asl.Value.Integer > 15) + { + AslError (ASL_ERROR, ASL_MSG_INTERRUPT_NUMBER, + InitializerOp, NULL); + } + else + { + IrqMask |= (1 << (UINT8) InitializerOp->Asl.Value.Integer); + } + } + + /* Case 4: First IRQ value in list */ + + if (i == 4) + { + /* Check now for duplicates in list */ + + RsCheckListForDuplicates (InitializerOp); + + /* Create a named field at the start of the list */ + + RsCreateWordField (InitializerOp, ACPI_RESTAG_INTERRUPT, + CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.IrqMask)); + } + break; + } + + InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); + } + + /* Now we can set the channel mask */ + + Descriptor->Irq.IrqMask = IrqMask; + return (Rnode); +} + + +/******************************************************************************* + * + * FUNCTION: RsDoIrqNoFlagsDescriptor + * + * 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 "IRQNoFlags" descriptor + * + ******************************************************************************/ + +ASL_RESOURCE_NODE * +RsDoIrqNoFlagsDescriptor ( + ACPI_PARSE_OBJECT *Op, + UINT32 CurrentByteOffset) +{ + AML_RESOURCE *Descriptor; + ACPI_PARSE_OBJECT *InitializerOp; + ASL_RESOURCE_NODE *Rnode; + UINT16 IrqMask = 0; + UINT32 Interrupts = 0; + UINT32 i; + + + InitializerOp = Op->Asl.Child; + Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_IRQ_NOFLAGS)); + + Descriptor = Rnode->Buffer; + Descriptor->Irq.DescriptorType = ACPI_RESOURCE_NAME_IRQ | + ASL_RDESC_IRQ_SIZE; + + /* Process all child initialization nodes */ + + for (i = 0; InitializerOp; i++) + { + switch (i) + { + case 0: /* Name */ + + UtAttachNamepathToOwner (Op, InitializerOp); + break; + + default: + + /* IRQ bytes are handled here, after the flags and name */ + + if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) + { + /* Up to 16 interrupts can be specified in the list */ + + Interrupts++; + if (Interrupts > 16) + { + AslError (ASL_ERROR, ASL_MSG_INTERRUPT_LIST, + InitializerOp, NULL); + return (Rnode); + } + + /* Only interrupts 0-15 are allowed (mask is 16 bits) */ + + if (InitializerOp->Asl.Value.Integer > 15) + { + AslError (ASL_ERROR, ASL_MSG_INTERRUPT_NUMBER, + InitializerOp, NULL); + } + else + { + IrqMask |= (1 << ((UINT8) InitializerOp->Asl.Value.Integer)); + } + } + + /* Case 1: First IRQ value in list */ + + if (i == 1) + { + /* Check now for duplicates in list */ + + RsCheckListForDuplicates (InitializerOp); + + /* Create a named field at the start of the list */ + + RsCreateWordField (InitializerOp, ACPI_RESTAG_INTERRUPT, + CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.IrqMask)); + } + break; + } + + InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); + } + + /* Now we can set the interrupt mask */ + + Descriptor->Irq.IrqMask = IrqMask; + return (Rnode); +} |
