/****************************************************************************** * * Module Name: aslpredef - support for ACPI predefined names * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2021, 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. * ***************************************************************************** * * Alternatively, you may choose to be licensed under the terms of the * following license: * * 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. * * 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 MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * 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 DAMAGE. * * Alternatively, you may choose to be licensed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * *****************************************************************************/ #define ACPI_CREATE_PREDEFINED_TABLE #define ACPI_CREATE_RESOURCE_TABLE #include #include "aslcompiler.y.h" #include #include #define _COMPONENT ACPI_COMPILER ACPI_MODULE_NAME ("aslpredef") /* Local prototypes */ static void ApCheckForUnexpectedReturnValue ( ACPI_PARSE_OBJECT *Op, ASL_METHOD_INFO *MethodInfo); static UINT32 ApCheckForSpecialName ( ACPI_PARSE_OBJECT *Op, char *Name); /******************************************************************************* * * FUNCTION: ApCheckForPredefinedMethod * * PARAMETERS: Op - A parse node of type "METHOD". * MethodInfo - Saved info about this method * * RETURN: None * * DESCRIPTION: If method is a predefined name, check that the number of * arguments and the return type (returns a value or not) * is correct. * ******************************************************************************/ BOOLEAN ApCheckForPredefinedMethod ( ACPI_PARSE_OBJECT *Op, ASL_METHOD_INFO *MethodInfo) { UINT32 Index; UINT32 RequiredArgCount; const ACPI_PREDEFINED_INFO *ThisName; /* Check for a match against the predefined name list */ Index = ApCheckForPredefinedName (Op, Op->Asl.NameSeg); switch (Index) { case ACPI_NOT_RESERVED_NAME: /* No underscore or _Txx or _xxx name not matched */ case ACPI_PREDEFINED_NAME: /* Resource Name or reserved scope name */ case ACPI_COMPILER_RESERVED_NAME: /* A _Txx that was not emitted by compiler */ /* Just return, nothing to do */ return (FALSE); case ACPI_EVENT_RESERVED_NAME: /* _Lxx/_Exx/_Wxx/_Qxx methods */ AslGbl_ReservedMethods++; /* NumArguments must be zero for all _Lxx/_Exx/_Wxx/_Qxx methods */ if (MethodInfo->NumArguments != 0) { sprintf (AslGbl_MsgBuffer, "%s requires %d", Op->Asl.ExternalName, 0); AslError (ASL_WARNING, ASL_MSG_RESERVED_ARG_COUNT_HI, Op, AslGbl_MsgBuffer); } break; default: /* * Matched a predefined method name - validate the ASL-defined * argument count against the ACPI specification. * * Some methods are allowed to have a "minimum" number of args * (_SCP) because their definition in ACPI has changed over time. */ AslGbl_ReservedMethods++; ThisName = &AcpiGbl_PredefinedMethods[Index]; RequiredArgCount = METHOD_GET_ARG_COUNT (ThisName->Info.ArgumentList); if (MethodInfo->NumArguments != RequiredArgCount) { sprintf (AslGbl_MsgBuffer, "%4.4s requires %u", ThisName->Info.Name, RequiredArgCount); if (MethodInfo->NumArguments < RequiredArgCount) { AslError (ASL_WARNING, ASL_MSG_RESERVED_ARG_COUNT_LO, Op, AslGbl_MsgBuffer); } else if ((MethodInfo->NumArguments > RequiredArgCount) && !(ThisName->Info.ArgumentList & ARG_COUNT_IS_MINIMUM)) { AslError (ASL_WARNING, ASL_MSG_RESERVED_ARG_COUNT_HI, Op, AslGbl_MsgBuffer); } } /* * Check if method returns no value, but the predefined name is * required to return a value */ if (MethodInfo->NumReturnNoValue && ThisName->Info.ExpectedBtypes) { AcpiUtGetExpectedReturnTypes (AslGbl_StringBuffer, ThisName->Info.ExpectedBtypes); sprintf (AslGbl_MsgBuffer, "%s required for %4.4s", AslGbl_StringBuffer, ThisName->Info.Name); AslError (ASL_WARNING, ASL_MSG_RESERVED_RETURN_VALUE, Op, AslGbl_MsgBuffer); } break; } return (TRUE); } /******************************************************************************* * * FUNCTION: ApCheckForUnexpectedReturnValue * * PARAMETERS: Op - A parse node of type "RETURN". * MethodInfo - Saved info about this method * * RETURN: None * * DESCRIPTION: Check for an unexpected return value from a predefined method. * Invoked for predefined methods that are defined to not return * any value. If there is a return value, issue a remark, since * the ASL writer may be confused as to the method definition * and/or functionality. * * Note: We ignore all return values of "Zero", since this is what a standalone * Return() statement will always generate -- so we ignore it here -- * i.e., there is no difference between Return() and Return(Zero). * Also, a null Return() will be disassembled to return(Zero) -- so, we * don't want to generate extraneous remarks/warnings for a disassembled * ASL file. * ******************************************************************************/ static void ApCheckForUnexpectedReturnValue ( ACPI_PARSE_OBJECT *Op, ASL_METHOD_INFO *MethodInfo) { ACPI_PARSE_OBJECT *ReturnValueOp; /* Ignore Return() and Return(Zero) (they are the same) */ ReturnValueOp = Op->Asl.Child; if (ReturnValueOp->Asl.ParseOpcode == PARSEOP_ZERO) { return; } /* We have a valid return value, but the reserved name did not expect it */ AslError (ASL_WARNING, ASL_MSG_RESERVED_NO_RETURN_VAL, Op, MethodInfo->Op->Asl.ExternalName); } /******************************************************************************* * * FUNCTION: ApCheckPredefinedReturnValue * * PARAMETERS: Op - A parse node of type "RETURN". * MethodInfo - Saved info about this method * * RETURN: None * * DESCRIPTION: If method is a predefined name, attempt to validate the return * value. Only "static" types can be validated - a simple return * of an integer/string/buffer/package or a named reference to * a static object. Values such as a Localx or Argx or a control * method invocation are not checked. Issue a warning if there is * a valid return value, but the reserved method defines no * return value. * ******************************************************************************/ void ApCheckPredefinedReturnValue ( ACPI_PARSE_OBJECT *Op, ASL_METHOD_INFO *MethodInfo) { UINT32 Index; ACPI_PARSE_OBJECT *ReturnValueOp; const ACPI_PREDEFINED_INFO *ThisName; /* * Check parent method for a match against the predefined name list. * * Note: Disable compiler errors/warnings because any errors will be * caught when analyzing the parent method. Eliminates duplicate errors. */ AslGbl_AllExceptionsDisabled = TRUE; Index = ApCheckForPredefinedName (MethodInfo->Op, MethodInfo->Op->Asl.NameSeg); AslGbl_AllExceptionsDisabled = FALSE; switch (Index) { case ACPI_EVENT_RESERVED_NAME: /* _Lxx/_Exx/_Wxx/_Qxx methods */ /* No return value expected, warn if there is one */ ApCheckForUnexpectedReturnValue (Op, MethodInfo); return; case ACPI_NOT_RESERVED_NAME: /* No underscore or _Txx or _xxx name not matched */ case ACPI_PREDEFINED_NAME: /* Resource Name or reserved scope name */ case ACPI_COMPILER_RESERVED_NAME: /* A _Txx that was not emitted by compiler */ /* Just return, nothing to do */ return; default: /* A standard predefined ACPI name */ ThisName = &AcpiGbl_PredefinedMethods[Index]; if (!ThisName->Info.ExpectedBtypes) { /* No return value expected, warn if there is one */ ApCheckForUnexpectedReturnValue (Op, MethodInfo); return; } /* Get the object returned, it is the next argument */ ReturnValueOp = Op->Asl.Child; switch (ReturnValueOp->Asl.ParseOpcode) { case PARSEOP_ZERO: case PARSEOP_ONE: case PARSEOP_ONES: case PARSEOP_INTEGER: case PARSEOP_STRING_LITERAL: case PARSEOP_BUFFER: case PARSEOP_PACKAGE: /* Static data return object - check against expected type */ ApCheckObjectType (ThisName->Info.Name, ReturnValueOp, ThisName->Info.ExpectedBtypes, ACPI_NOT_PACKAGE_ELEMENT); /* For packages, check the individual package elements */ if (ReturnValueOp->Asl.ParseOpcode == PARSEOP_PACKAGE) { ApCheckPackage (ReturnValueOp, ThisName); } break; default: /* * All other ops are very difficult or impossible to typecheck at * compile time. These include all Localx, Argx, and method * invocations. Also, NAMESEG and NAMESTRING because the type of * any named object can be changed at runtime (for example, * CopyObject will change the type of the target object.) */ break; } } } /******************************************************************************* * * FUNCTION: ApCheckForPredefinedObject * * PARAMETERS: Op - A parse node * Name - The ACPI name to be checked * * RETURN: None * * DESCRIPTION: Check for a predefined name for a static object (created via * the ASL Name operator). If it is a predefined ACPI name, ensure * that the name does not require any arguments (which would * require a control method implementation of the name), and that * the type of the object is one of the expected types for the * predefined name. * ******************************************************************************/ void ApCheckForPredefinedObject ( ACPI_PARSE_OBJECT *Op, char *Name) { UINT32 Index; ACPI_PARSE_OBJECT *ObjectOp; const ACPI_PREDEFINED_INFO *ThisName; /* * Check for a real predefined name -- not a resource descriptor name * or a predefined scope name */ Index = ApCheckForPredefinedName (Op, Name); switch (Index) { case ACPI_NOT_RESERVED_NAME: /* No underscore or _Txx or _xxx name not matched */ case ACPI_PREDEFINED_NAME: /* Resource Name or reserved scope name */ case ACPI_COMPILER_RESERVED_NAME: /* A _Txx that was not emitted by compiler */ /* Nothing to do */ return; case ACPI_EVENT_RESERVED_NAME: /* _Lxx/_Exx/_Wxx/_Qxx methods */ /* * These names must be control methods, by definition in ACPI spec. * Also because they are defined to return no value. None of them * require any arguments. */ AslError (ASL_ERROR, ASL_MSG_RESERVED_METHOD, Op, "with zero arguments"); return; default: break; } /* A standard predefined ACPI name */ /* * If this predefined name requires input arguments, then * it must be implemented as a control method */ ThisName = &AcpiGbl_PredefinedMethods[Index]; if (METHOD_GET_ARG_COUNT (ThisName->Info.ArgumentList) > 0) { AslError (ASL_ERROR, ASL_MSG_RESERVED_METHOD, Op, "with arguments"); return; } /* * If no return value is expected from this predefined name, then * it follows that it must be implemented as a control method * (with zero args, because the args > 0 case was handled above) * Examples are: _DIS, _INI, _IRC, _OFF, _ON, _PSx */ if (!ThisName->Info.ExpectedBtypes) { AslError (ASL_ERROR, ASL_MSG_RESERVED_METHOD, Op, "with zero arguments"); return; } /* Typecheck the actual object, it is the next argument */ ObjectOp = Op->Asl.Child->Asl.Next; ApCheckObjectType (ThisName->Info.Name, Op->Asl.Child->Asl.Next, ThisName->Info.ExpectedBtypes, ACPI_NOT_PACKAGE_ELEMENT); /* For packages, check the individual package elements */ if (ObjectOp->Asl.ParseOpcode == PARSEOP_PACKAGE) { ApCheckPackage (ObjectOp, ThisName); } } /******************************************************************************* * * FUNCTION: ApCheckForPredefinedName * * PARAMETERS: Op - A parse node * Name - NameSeg to check * * RETURN: None * * DESCRIPTION: Check a NameSeg against the reserved list. * ******************************************************************************/ UINT32 ApCheckForPredefinedName ( ACPI_PARSE_OBJECT *Op, char *Name) { UINT32 i; const ACPI_PREDEFINED_INFO *ThisName; if (Name[0] == 0) { AslError (ASL_ERROR, ASL_MSG_COMPILER_INTERNAL, Op, "zero length name found"); } /* All reserved names are prefixed with a single underscore */ if (Name[0] != '_') { return (ACPI_NOT_RESERVED_NAME); } /* Check for a standard predefined method name */ ThisName = AcpiGbl_PredefinedMethods; for (i = 0; ThisName->Info.Name[0]; i++) { if (ACPI_COMPARE_NAMESEG (Name, ThisName->Info.Name)) { /* Return index into predefined array */ return (i); } ThisName++; /* Does not account for extra package data, but is OK */ } /* Check for resource names and predefined scope names */ ThisName = AcpiGbl_ResourceNames; while (ThisName->Info.Name[0]) { if (ACPI_COMPARE_NAMESEG (Name, ThisName->Info.Name)) { return (ACPI_PREDEFINED_NAME); } ThisName++; } ThisName = AcpiGbl_ScopeNames; while (ThisName->Info.Name[0]) { if (ACPI_COMPARE_NAMESEG (Name, ThisName->Info.Name)) { return (ACPI_PREDEFINED_NAME); } ThisName++; } /* Check for _Lxx/_Exx/_Wxx/_Qxx/_T_x. Warning if unknown predefined name */ return (ApCheckForSpecialName (Op, Name)); } /******************************************************************************* * * FUNCTION: ApCheckForSpecialName * * PARAMETERS: Op - A parse node * Name - NameSeg to check * * RETURN: None * * DESCRIPTION: Check for the "special" predefined names - * _Lxx, _Exx, _Qxx, _Wxx, and _T_x * ******************************************************************************/ static UINT32 ApCheckForSpecialName ( ACPI_PARSE_OBJECT *Op, char *Name) { /* * Check for the "special" predefined names. We already know that the * first character is an underscore. * GPE: _Lxx * GPE: _Exx * GPE: _Wxx * EC: _Qxx */ if ((Name[1] == 'L') || (Name[1] == 'E') || (Name[1] == 'W') || (Name[1] == 'Q')) { /* The next two characters must be hex digits */ if ((isxdigit ((int) Name[2])) && (isxdigit ((int) Name[3]))) { return (ACPI_EVENT_RESERVED_NAME); } } /* Check for the names reserved for the compiler itself: _T_x */ else if ((Op->Asl.ExternalName[1] == 'T') && (Op->Asl.ExternalName[2] == '_')) { /* Ignore if actually emitted by the compiler */ if (Op->Asl.CompileFlags & OP_COMPILER_EMITTED) { return (ACPI_NOT_RESERVED_NAME); } /* * Was not actually emitted by the compiler. This is a special case, * however. If the ASL code being compiled was the result of a * disassembly, it may possibly contain valid compiler-emitted names * of the form "_T_x". We don't want to issue an error or even a * warning and force the user to manually change the names. So, we * will issue a remark instead. */ AslError (ASL_REMARK, ASL_MSG_COMPILER_RESERVED, Op, Op->Asl.ExternalName); return (ACPI_COMPILER_RESERVED_NAME); } /* * The name didn't match any of the known predefined names. Flag it as a * warning, since the entire namespace starting with an underscore is * reserved by the ACPI spec. */ AslError (ASL_WARNING, ASL_MSG_UNKNOWN_RESERVED_NAME, Op, Op->Asl.ExternalName); return (ACPI_NOT_RESERVED_NAME); } /******************************************************************************* * * FUNCTION: ApCheckObjectType * * PARAMETERS: PredefinedName - Name of the predefined object we are checking * Op - Current parse node * ExpectedBtypes - Bitmap of expected return type(s) * PackageIndex - Index of object within parent package (if * applicable - ACPI_NOT_PACKAGE_ELEMENT * otherwise) * * RETURN: None * * DESCRIPTION: Check if the object type is one of the types that is expected * by the predefined name. Only a limited number of object types * can be returned by the predefined names. * ******************************************************************************/ ACPI_STATUS ApCheckObjectType ( const char *PredefinedName, ACPI_PARSE_OBJECT *Op, UINT32 ExpectedBtypes, UINT32 PackageIndex) { UINT32 ReturnBtype; char *TypeName; if (!Op) { return (AE_TYPE); } /* Map the parse opcode to a bitmapped return type (RTYPE) */ switch (Op->Asl.ParseOpcode) { case PARSEOP_ZERO: case PARSEOP_ONE: case PARSEOP_ONES: case PARSEOP_INTEGER: ReturnBtype = ACPI_RTYPE_INTEGER; TypeName = "Integer"; break; case PARSEOP_STRING_LITERAL: ReturnBtype = ACPI_RTYPE_STRING; TypeName = "String"; break; case PARSEOP_BUFFER: ReturnBtype = ACPI_RTYPE_BUFFER; TypeName = "Buffer"; break; case PARSEOP_PACKAGE: case PARSEOP_VAR_PACKAGE: ReturnBtype = ACPI_RTYPE_PACKAGE; TypeName = "Package"; break; case PARSEOP_NAMESEG: case PARSEOP_NAMESTRING: /* * Ignore any named references within a package object. * * For Package objects, references are allowed instead of any of the * standard data types (Integer/String/Buffer/Package). These * references are resolved at runtime. NAMESEG and NAMESTRING are * impossible to typecheck at compile time because the type of * any named object can be changed at runtime (for example, * CopyObject will change the type of the target object). */ if (PackageIndex != ACPI_NOT_PACKAGE_ELEMENT) { return (AE_OK); } ReturnBtype = ACPI_RTYPE_REFERENCE; TypeName = "Reference"; break; default: /* Not one of the supported object types */ TypeName = UtGetOpName (Op->Asl.ParseOpcode); goto TypeErrorExit; } /* Exit if the object is one of the expected types */ if (ReturnBtype & ExpectedBtypes) { return (AE_OK); } TypeErrorExit: /* Format the expected types and emit an error message */ AcpiUtGetExpectedReturnTypes (AslGbl_StringBuffer, ExpectedBtypes); if (PackageIndex == ACPI_NOT_PACKAGE_ELEMENT) { sprintf (AslGbl_MsgBuffer, "%4.4s: found %s, %s required", PredefinedName, TypeName, AslGbl_StringBuffer); } else { sprintf (AslGbl_MsgBuffer, "%4.4s: found %s at index %u, %s required", PredefinedName, TypeName, PackageIndex, AslGbl_StringBuffer); } AslError (ASL_ERROR, ASL_MSG_RESERVED_OPERAND_TYPE, Op, AslGbl_MsgBuffer); return (AE_TYPE); } /******************************************************************************* * * FUNCTION: ApDisplayReservedNames * * PARAMETERS: None * * RETURN: None * * DESCRIPTION: Dump information about the ACPI predefined names and predefined * resource descriptor names. * ******************************************************************************/ void ApDisplayReservedNames ( void) { const ACPI_PREDEFINED_INFO *ThisName; UINT32 Count; UINT32 NumTypes; /* * Predefined names/methods */ printf ("\nPredefined Name Information\n\n"); Count = 0; ThisName = AcpiGbl_PredefinedMethods; while (ThisName->Info.Name[0]) { AcpiUtDisplayPredefinedMethod (AslGbl_MsgBuffer, ThisName, FALSE); Count++; ThisName = AcpiUtGetNextPredefinedMethod (ThisName); } printf ("%u Predefined Names are recognized\n", Count); /* * Resource Descriptor names */ printf ("\nPredefined Names for Resource Descriptor Fields\n\n"); Count = 0; ThisName = AcpiGbl_ResourceNames; while (ThisName->Info.Name[0]) { NumTypes = AcpiUtGetResourceBitWidth (AslGbl_MsgBuffer, ThisName->Info.ArgumentList); printf ("%4.4s Field is %s bits wide%s\n", ThisName->Info.Name, AslGbl_MsgBuffer, (NumTypes > 1) ? " (depending on descriptor type)" : ""); Count++; ThisName++; } printf ("%u Resource Descriptor Field Names are recognized\n", Count); /* * Predefined scope names */ printf ("\nPredefined Scope/Device Names (automatically created at root)\n\n"); ThisName = AcpiGbl_ScopeNames; while (ThisName->Info.Name[0]) { printf ("%4.4s Scope/Device\n", ThisName->Info.Name); ThisName++; } }