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Diffstat (limited to 'sys/contrib/dev/acpica/dmutils.c')
| -rw-r--r-- | sys/contrib/dev/acpica/dmutils.c | 493 |
1 files changed, 493 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/dmutils.c b/sys/contrib/dev/acpica/dmutils.c new file mode 100644 index 0000000..e6340a2 --- /dev/null +++ b/sys/contrib/dev/acpica/dmutils.c @@ -0,0 +1,493 @@ +/******************************************************************************* + * + * Module Name: dmutils - AML disassembler utilities + * $Revision: 1.25 $ + * + ******************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2007, 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 <contrib/dev/acpica/acpi.h> +#include <contrib/dev/acpica/amlcode.h> +#include <contrib/dev/acpica/acdisasm.h> + +#ifdef ACPI_ASL_COMPILER +#include <contrib/dev/acpica/acnamesp.h> +#endif + +#ifdef ACPI_DISASSEMBLER + +#define _COMPONENT ACPI_CA_DEBUGGER + ACPI_MODULE_NAME ("dmutils") + + +ACPI_EXTERNAL_LIST *AcpiGbl_ExternalList = NULL; + + +/* Data used in keeping track of fields */ +#if 0 +const char *AcpiGbl_FENames[] = +{ + "skip", + "?access?" +}; /* FE = Field Element */ +#endif + +/* Operators for Match() */ + +const char *AcpiGbl_MatchOps[] = +{ + "MTR", + "MEQ", + "MLE", + "MLT", + "MGE", + "MGT" +}; + +/* Access type decoding */ + +const char *AcpiGbl_AccessTypes[] = +{ + "AnyAcc", + "ByteAcc", + "WordAcc", + "DWordAcc", + "QWordAcc", + "BufferAcc", + "InvalidAccType", + "InvalidAccType" +}; + +/* Lock rule decoding */ + +const char *AcpiGbl_LockRule[] = +{ + "NoLock", + "Lock" +}; + +/* Update rule decoding */ + +const char *AcpiGbl_UpdateRules[] = +{ + "Preserve", + "WriteAsOnes", + "WriteAsZeros", + "InvalidUpdateRule" +}; + +/* Strings used to decode resource descriptors */ + +const char *AcpiGbl_WordDecode[] = +{ + "Memory", + "IO", + "BusNumber", + "UnknownResourceType" +}; + +const char *AcpiGbl_IrqDecode[] = +{ + "IRQNoFlags", + "IRQ" +}; + + +#ifdef ACPI_ASL_COMPILER +/******************************************************************************* + * + * FUNCTION: AcpiDmAddToExternalList + * + * PARAMETERS: Path - Internal (AML) path to the object + * + * RETURN: None + * + * DESCRIPTION: Insert a new path into the list of Externals which will in + * turn be emitted as an External() declaration in the disassembled + * output. + * + ******************************************************************************/ + +void +AcpiDmAddToExternalList ( + char *Path, + UINT8 Type, + UINT32 Value) +{ + char *ExternalPath; + ACPI_EXTERNAL_LIST *NewExternal; + ACPI_EXTERNAL_LIST *NextExternal; + ACPI_EXTERNAL_LIST *PrevExternal = NULL; + ACPI_STATUS Status; + + + if (!Path) + { + return; + } + + /* Externalize the ACPI path */ + + Status = AcpiNsExternalizeName (ACPI_UINT32_MAX, Path, + NULL, &ExternalPath); + if (ACPI_FAILURE (Status)) + { + return; + } + + /* Ensure that we don't have duplicate externals */ + + NextExternal = AcpiGbl_ExternalList; + while (NextExternal) + { + /* Allow upgrade of type from ANY */ + + if (!ACPI_STRCMP (ExternalPath, NextExternal->Path)) + { + /* Duplicate method, check that the Value (ArgCount) is the same */ + + if ((NextExternal->Type == ACPI_TYPE_METHOD) && + (NextExternal->Value != Value)) + { + ACPI_ERROR ((AE_INFO, "Argument count mismatch for method %s %d %d", + NextExternal->Path, NextExternal->Value, Value)); + } + if (NextExternal->Type == ACPI_TYPE_ANY) + { + NextExternal->Type = Type; + NextExternal->Value = Value; + } + ACPI_FREE (ExternalPath); + return; + } + NextExternal = NextExternal->Next; + } + + /* Allocate and init a new External() descriptor */ + + NewExternal = ACPI_ALLOCATE_ZEROED (sizeof (ACPI_EXTERNAL_LIST)); + NewExternal->InternalPath = Path; + NewExternal->Path = ExternalPath; + NewExternal->Type = Type; + NewExternal->Value = Value; + NewExternal->Length = (UINT16) ACPI_STRLEN (ExternalPath); + + /* Link the new descriptor into the global list, ordered by string length */ + + NextExternal = AcpiGbl_ExternalList; + while (NextExternal) + { + if (NewExternal->Length <= NextExternal->Length) + { + if (PrevExternal) + { + PrevExternal->Next = NewExternal; + } + else + { + AcpiGbl_ExternalList = NewExternal; + } + + NewExternal->Next = NextExternal; + return; + } + + PrevExternal = NextExternal; + NextExternal = NextExternal->Next; + } + + if (PrevExternal) + { + PrevExternal->Next = NewExternal; + } + else + { + AcpiGbl_ExternalList = NewExternal; + } +} +#endif + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDecodeAttribute + * + * PARAMETERS: Attribute - Attribute field of AccessAs keyword + * + * RETURN: None + * + * DESCRIPTION: Decode the AccessAs attribute byte. (Mostly SMBus stuff) + * + ******************************************************************************/ + +void +AcpiDmDecodeAttribute ( + UINT8 Attribute) +{ + + switch (Attribute) + { + case AML_FIELD_ATTRIB_SMB_QUICK: + + AcpiOsPrintf ("SMBQuick"); + break; + + case AML_FIELD_ATTRIB_SMB_SEND_RCV: + + AcpiOsPrintf ("SMBSendReceive"); + break; + + case AML_FIELD_ATTRIB_SMB_BYTE: + + AcpiOsPrintf ("SMBByte"); + break; + + case AML_FIELD_ATTRIB_SMB_WORD: + + AcpiOsPrintf ("SMBWord"); + break; + + case AML_FIELD_ATTRIB_SMB_WORD_CALL: + + AcpiOsPrintf ("SMBProcessCall"); + break; + + case AML_FIELD_ATTRIB_SMB_BLOCK: + + AcpiOsPrintf ("SMBBlock"); + break; + + case AML_FIELD_ATTRIB_SMB_BLOCK_CALL: + + AcpiOsPrintf ("SMBBlockProcessCall"); + break; + + default: + + AcpiOsPrintf ("0x%.2X", Attribute); + break; + } +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmIndent + * + * PARAMETERS: Level - Current source code indentation level + * + * RETURN: None + * + * DESCRIPTION: Indent 4 spaces per indentation level. + * + ******************************************************************************/ + +void +AcpiDmIndent ( + UINT32 Level) +{ + + if (!Level) + { + return; + } + + AcpiOsPrintf ("%*.s", ACPI_MUL_4 (Level), " "); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmCommaIfListMember + * + * PARAMETERS: Op - Current operator/operand + * + * RETURN: TRUE if a comma was inserted + * + * DESCRIPTION: Insert a comma if this Op is a member of an argument list. + * + ******************************************************************************/ + +BOOLEAN +AcpiDmCommaIfListMember ( + ACPI_PARSE_OBJECT *Op) +{ + + if (!Op->Common.Next) + { + return FALSE; + } + + if (AcpiDmListType (Op->Common.Parent) & BLOCK_COMMA_LIST) + { + /* Check for a NULL target operand */ + + if ((Op->Common.Next->Common.AmlOpcode == AML_INT_NAMEPATH_OP) && + (!Op->Common.Next->Common.Value.String)) + { + /* + * To handle the Divide() case where there are two optional + * targets, look ahead one more op. If null, this null target + * is the one and only target -- no comma needed. Otherwise, + * we need a comma to prepare for the next target. + */ + if (!Op->Common.Next->Common.Next) + { + return FALSE; + } + } + + if ((Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST) && + (!(Op->Common.Next->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST))) + { + return FALSE; + } + + AcpiOsPrintf (", "); + return (TRUE); + } + + else if ((Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST) && + (Op->Common.Next->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) + { + AcpiOsPrintf (", "); + return (TRUE); + } + + return (FALSE); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmCommaIfFieldMember + * + * PARAMETERS: Op - Current operator/operand + * + * RETURN: None + * + * DESCRIPTION: Insert a comma if this Op is a member of a Field argument list. + * + ******************************************************************************/ + +void +AcpiDmCommaIfFieldMember ( + ACPI_PARSE_OBJECT *Op) +{ + + if (Op->Common.Next) + { + AcpiOsPrintf (", "); + } +} + +#endif |
