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Diffstat (limited to 'compiler/aslrestype1i.c')
| -rw-r--r-- | compiler/aslrestype1i.c | 668 |
1 files changed, 668 insertions, 0 deletions
diff --git a/compiler/aslrestype1i.c b/compiler/aslrestype1i.c new file mode 100644 index 000000000000..239c500cb6fc --- /dev/null +++ b/compiler/aslrestype1i.c @@ -0,0 +1,668 @@ + +/****************************************************************************** + * + * Module Name: aslrestype1i - Small I/O-related resource descriptors + * + *****************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp. + * All rights reserved. + * + * 2. License + * + * 2.1. This is your license from Intel Corp. under its intellectual property + * rights. You may have additional license terms from the party that provided + * you this software, covering your right to use that party's intellectual + * property rights. + * + * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a + * copy of the source code appearing in this file ("Covered Code") an + * irrevocable, perpetual, worldwide license under Intel's copyrights in the + * base code distributed originally by Intel ("Original Intel Code") to copy, + * make derivatives, distribute, use and display any portion of the Covered + * Code in any form, with the right to sublicense such rights; and + * + * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent + * license (with the right to sublicense), under only those claims of Intel + * patents that are infringed by the Original Intel Code, to make, use, sell, + * offer to sell, and import the Covered Code and derivative works thereof + * solely to the minimum extent necessary to exercise the above copyright + * license, and in no event shall the patent license extend to any additions + * to or modifications of the Original Intel Code. No other license or right + * is granted directly or by implication, estoppel or otherwise; + * + * The above copyright and patent license is granted only if the following + * conditions are met: + * + * 3. Conditions + * + * 3.1. Redistribution of Source with Rights to Further Distribute Source. + * Redistribution of source code of any substantial portion of the Covered + * Code or modification with rights to further distribute source must include + * the above Copyright Notice, the above License, this list of Conditions, + * and the following Disclaimer and Export Compliance provision. In addition, + * Licensee must cause all Covered Code to which Licensee contributes to + * contain a file documenting the changes Licensee made to create that Covered + * Code and the date of any change. Licensee must include in that file the + * documentation of any changes made by any predecessor Licensee. Licensee + * must include a prominent statement that the modification is derived, + * directly or indirectly, from Original Intel Code. + * + * 3.2. Redistribution of Source with no Rights to Further Distribute Source. + * Redistribution of source code of any substantial portion of the Covered + * Code or modification without rights to further distribute source must + * include the following Disclaimer and Export Compliance provision in the + * documentation and/or other materials provided with distribution. In + * addition, Licensee may not authorize further sublicense of source of any + * portion of the Covered Code, and must include terms to the effect that the + * license from Licensee to its licensee is limited to the intellectual + * property embodied in the software Licensee provides to its licensee, and + * not to intellectual property embodied in modifications its licensee may + * make. + * + * 3.3. Redistribution of Executable. Redistribution in executable form of any + * substantial portion of the Covered Code or modification must reproduce the + * above Copyright Notice, and the following Disclaimer and Export Compliance + * provision in the documentation and/or other materials provided with the + * distribution. + * + * 3.4. Intel retains all right, title, and interest in and to the Original + * Intel Code. + * + * 3.5. Neither the name Intel nor any other trademark owned or controlled by + * Intel shall be used in advertising or otherwise to promote the sale, use or + * other dealings in products derived from or relating to the Covered Code + * without prior written authorization from Intel. + * + * 4. Disclaimer and Export Compliance + * + * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED + * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE + * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, + * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY + * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY + * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A + * PARTICULAR PURPOSE. + * + * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES + * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR + * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, + * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY + * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL + * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS + * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY + * LIMITED REMEDY. + * + * 4.3. Licensee shall not export, either directly or indirectly, any of this + * software or system incorporating such software without first obtaining any + * required license or other approval from the U. S. Department of Commerce or + * any other agency or department of the United States Government. In the + * event Licensee exports any such software from the United States or + * re-exports any such software from a foreign destination, Licensee shall + * ensure that the distribution and export/re-export of the software is in + * compliance with all laws, regulations, orders, or other restrictions of the + * U.S. Export Administration Regulations. Licensee agrees that neither it nor + * any of its subsidiaries will export/re-export any technical data, process, + * software, or service, directly or indirectly, to any country for which the + * United States government or any agency thereof requires an export license, + * other governmental approval, or letter of assurance, without first obtaining + * such license, approval or letter. + * + *****************************************************************************/ + + +#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 + * 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); + RsCreateBitField (InitializerOp, ACPI_RESTAG_DMATYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 5); + 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); + RsCreateBitField (InitializerOp, ACPI_RESTAG_XFERTYPE, + CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 0); + 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: 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; + RsCreateByteField (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; + RsCreateByteField (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; + RsCreateByteField (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); + + 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 */ + + RsCreateByteField (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 */ + + RsCreateByteField (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); +} |