diff options
Diffstat (limited to 'source/components/namespace/nspredef.c')
| -rw-r--r-- | source/components/namespace/nspredef.c | 599 |
1 files changed, 1 insertions, 598 deletions
diff --git a/source/components/namespace/nspredef.c b/source/components/namespace/nspredef.c index cb3a99103313..c50e2bcf9ba0 100644 --- a/source/components/namespace/nspredef.c +++ b/source/components/namespace/nspredef.c @@ -78,35 +78,6 @@ /* Local prototypes */ static ACPI_STATUS -AcpiNsCheckPackage ( - ACPI_PREDEFINED_DATA *Data, - ACPI_OPERAND_OBJECT **ReturnObjectPtr); - -static ACPI_STATUS -AcpiNsCheckPackageList ( - ACPI_PREDEFINED_DATA *Data, - const ACPI_PREDEFINED_INFO *Package, - ACPI_OPERAND_OBJECT **Elements, - UINT32 Count); - -static ACPI_STATUS -AcpiNsCheckPackageElements ( - ACPI_PREDEFINED_DATA *Data, - ACPI_OPERAND_OBJECT **Elements, - UINT8 Type1, - UINT32 Count1, - UINT8 Type2, - UINT32 Count2, - UINT32 StartIndex); - -static ACPI_STATUS -AcpiNsCheckObjectType ( - ACPI_PREDEFINED_DATA *Data, - ACPI_OPERAND_OBJECT **ReturnObjectPtr, - UINT32 ExpectedBtypes, - UINT32 PackageIndex); - -static ACPI_STATUS AcpiNsCheckReference ( ACPI_PREDEFINED_DATA *Data, ACPI_OPERAND_OBJECT *ReturnObject); @@ -450,574 +421,6 @@ AcpiNsCheckForPredefinedName ( /******************************************************************************* * - * FUNCTION: AcpiNsCheckPackage - * - * PARAMETERS: Data - Pointer to validation data structure - * ReturnObjectPtr - Pointer to the object returned from the - * evaluation of a method or object - * - * RETURN: Status - * - * DESCRIPTION: Check a returned package object for the correct count and - * correct type of all sub-objects. - * - ******************************************************************************/ - -static ACPI_STATUS -AcpiNsCheckPackage ( - ACPI_PREDEFINED_DATA *Data, - ACPI_OPERAND_OBJECT **ReturnObjectPtr) -{ - ACPI_OPERAND_OBJECT *ReturnObject = *ReturnObjectPtr; - const ACPI_PREDEFINED_INFO *Package; - ACPI_OPERAND_OBJECT **Elements; - ACPI_STATUS Status = AE_OK; - UINT32 ExpectedCount; - UINT32 Count; - UINT32 i; - - - ACPI_FUNCTION_NAME (NsCheckPackage); - - - /* The package info for this name is in the next table entry */ - - Package = Data->Predefined + 1; - - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "%s Validating return Package of Type %X, Count %X\n", - Data->Pathname, Package->RetInfo.Type, ReturnObject->Package.Count)); - - /* - * For variable-length Packages, we can safely remove all embedded - * and trailing NULL package elements - */ - AcpiNsRemoveNullElements (Data, Package->RetInfo.Type, ReturnObject); - - /* Extract package count and elements array */ - - Elements = ReturnObject->Package.Elements; - Count = ReturnObject->Package.Count; - - /* The package must have at least one element, else invalid */ - - if (!Count) - { - ACPI_WARN_PREDEFINED ((AE_INFO, Data->Pathname, Data->NodeFlags, - "Return Package has no elements (empty)")); - - return (AE_AML_OPERAND_VALUE); - } - - /* - * Decode the type of the expected package contents - * - * PTYPE1 packages contain no subpackages - * PTYPE2 packages contain sub-packages - */ - switch (Package->RetInfo.Type) - { - case ACPI_PTYPE1_FIXED: - - /* - * The package count is fixed and there are no sub-packages - * - * If package is too small, exit. - * If package is larger than expected, issue warning but continue - */ - ExpectedCount = Package->RetInfo.Count1 + Package->RetInfo.Count2; - if (Count < ExpectedCount) - { - goto PackageTooSmall; - } - else if (Count > ExpectedCount) - { - ACPI_DEBUG_PRINT ((ACPI_DB_REPAIR, - "%s: Return Package is larger than needed - " - "found %u, expected %u\n", - Data->Pathname, Count, ExpectedCount)); - } - - /* Validate all elements of the returned package */ - - Status = AcpiNsCheckPackageElements (Data, Elements, - Package->RetInfo.ObjectType1, Package->RetInfo.Count1, - Package->RetInfo.ObjectType2, Package->RetInfo.Count2, 0); - break; - - - case ACPI_PTYPE1_VAR: - - /* - * The package count is variable, there are no sub-packages, and all - * elements must be of the same type - */ - for (i = 0; i < Count; i++) - { - Status = AcpiNsCheckObjectType (Data, Elements, - Package->RetInfo.ObjectType1, i); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - Elements++; - } - break; - - - case ACPI_PTYPE1_OPTION: - - /* - * The package count is variable, there are no sub-packages. There are - * a fixed number of required elements, and a variable number of - * optional elements. - * - * Check if package is at least as large as the minimum required - */ - ExpectedCount = Package->RetInfo3.Count; - if (Count < ExpectedCount) - { - goto PackageTooSmall; - } - - /* Variable number of sub-objects */ - - for (i = 0; i < Count; i++) - { - if (i < Package->RetInfo3.Count) - { - /* These are the required package elements (0, 1, or 2) */ - - Status = AcpiNsCheckObjectType (Data, Elements, - Package->RetInfo3.ObjectType[i], i); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - } - else - { - /* These are the optional package elements */ - - Status = AcpiNsCheckObjectType (Data, Elements, - Package->RetInfo3.TailObjectType, i); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - } - Elements++; - } - break; - - - case ACPI_PTYPE2_REV_FIXED: - - /* First element is the (Integer) revision */ - - Status = AcpiNsCheckObjectType (Data, Elements, - ACPI_RTYPE_INTEGER, 0); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - Elements++; - Count--; - - /* Examine the sub-packages */ - - Status = AcpiNsCheckPackageList (Data, Package, Elements, Count); - break; - - - case ACPI_PTYPE2_PKG_COUNT: - - /* First element is the (Integer) count of sub-packages to follow */ - - Status = AcpiNsCheckObjectType (Data, Elements, - ACPI_RTYPE_INTEGER, 0); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - /* - * Count cannot be larger than the parent package length, but allow it - * to be smaller. The >= accounts for the Integer above. - */ - ExpectedCount = (UINT32) (*Elements)->Integer.Value; - if (ExpectedCount >= Count) - { - goto PackageTooSmall; - } - - Count = ExpectedCount; - Elements++; - - /* Examine the sub-packages */ - - Status = AcpiNsCheckPackageList (Data, Package, Elements, Count); - break; - - - case ACPI_PTYPE2: - case ACPI_PTYPE2_FIXED: - case ACPI_PTYPE2_MIN: - case ACPI_PTYPE2_COUNT: - case ACPI_PTYPE2_FIX_VAR: - - /* - * These types all return a single Package that consists of a - * variable number of sub-Packages. - * - * First, ensure that the first element is a sub-Package. If not, - * the BIOS may have incorrectly returned the object as a single - * package instead of a Package of Packages (a common error if - * there is only one entry). We may be able to repair this by - * wrapping the returned Package with a new outer Package. - */ - if (*Elements && ((*Elements)->Common.Type != ACPI_TYPE_PACKAGE)) - { - /* Create the new outer package and populate it */ - - Status = AcpiNsWrapWithPackage (Data, ReturnObject, ReturnObjectPtr); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - /* Update locals to point to the new package (of 1 element) */ - - ReturnObject = *ReturnObjectPtr; - Elements = ReturnObject->Package.Elements; - Count = 1; - } - - /* Examine the sub-packages */ - - Status = AcpiNsCheckPackageList (Data, Package, Elements, Count); - break; - - - default: - - /* Should not get here if predefined info table is correct */ - - ACPI_WARN_PREDEFINED ((AE_INFO, Data->Pathname, Data->NodeFlags, - "Invalid internal return type in table entry: %X", - Package->RetInfo.Type)); - - return (AE_AML_INTERNAL); - } - - return (Status); - - -PackageTooSmall: - - /* Error exit for the case with an incorrect package count */ - - ACPI_WARN_PREDEFINED ((AE_INFO, Data->Pathname, Data->NodeFlags, - "Return Package is too small - found %u elements, expected %u", - Count, ExpectedCount)); - - return (AE_AML_OPERAND_VALUE); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsCheckPackageList - * - * PARAMETERS: Data - Pointer to validation data structure - * Package - Pointer to package-specific info for method - * Elements - Element list of parent package. All elements - * of this list should be of type Package. - * Count - Count of subpackages - * - * RETURN: Status - * - * DESCRIPTION: Examine a list of subpackages - * - ******************************************************************************/ - -static ACPI_STATUS -AcpiNsCheckPackageList ( - ACPI_PREDEFINED_DATA *Data, - const ACPI_PREDEFINED_INFO *Package, - ACPI_OPERAND_OBJECT **Elements, - UINT32 Count) -{ - ACPI_OPERAND_OBJECT *SubPackage; - ACPI_OPERAND_OBJECT **SubElements; - ACPI_STATUS Status; - UINT32 ExpectedCount; - UINT32 i; - UINT32 j; - - - /* - * Validate each sub-Package in the parent Package - * - * NOTE: assumes list of sub-packages contains no NULL elements. - * Any NULL elements should have been removed by earlier call - * to AcpiNsRemoveNullElements. - */ - for (i = 0; i < Count; i++) - { - SubPackage = *Elements; - SubElements = SubPackage->Package.Elements; - Data->ParentPackage = SubPackage; - - /* Each sub-object must be of type Package */ - - Status = AcpiNsCheckObjectType (Data, &SubPackage, - ACPI_RTYPE_PACKAGE, i); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - /* Examine the different types of expected sub-packages */ - - Data->ParentPackage = SubPackage; - switch (Package->RetInfo.Type) - { - case ACPI_PTYPE2: - case ACPI_PTYPE2_PKG_COUNT: - case ACPI_PTYPE2_REV_FIXED: - - /* Each subpackage has a fixed number of elements */ - - ExpectedCount = Package->RetInfo.Count1 + Package->RetInfo.Count2; - if (SubPackage->Package.Count < ExpectedCount) - { - goto PackageTooSmall; - } - - Status = AcpiNsCheckPackageElements (Data, SubElements, - Package->RetInfo.ObjectType1, - Package->RetInfo.Count1, - Package->RetInfo.ObjectType2, - Package->RetInfo.Count2, 0); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - break; - - - case ACPI_PTYPE2_FIX_VAR: - /* - * Each subpackage has a fixed number of elements and an - * optional element - */ - ExpectedCount = Package->RetInfo.Count1 + Package->RetInfo.Count2; - if (SubPackage->Package.Count < ExpectedCount) - { - goto PackageTooSmall; - } - - Status = AcpiNsCheckPackageElements (Data, SubElements, - Package->RetInfo.ObjectType1, - Package->RetInfo.Count1, - Package->RetInfo.ObjectType2, - SubPackage->Package.Count - Package->RetInfo.Count1, 0); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - break; - - - case ACPI_PTYPE2_FIXED: - - /* Each sub-package has a fixed length */ - - ExpectedCount = Package->RetInfo2.Count; - if (SubPackage->Package.Count < ExpectedCount) - { - goto PackageTooSmall; - } - - /* Check the type of each sub-package element */ - - for (j = 0; j < ExpectedCount; j++) - { - Status = AcpiNsCheckObjectType (Data, &SubElements[j], - Package->RetInfo2.ObjectType[j], j); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - } - break; - - - case ACPI_PTYPE2_MIN: - - /* Each sub-package has a variable but minimum length */ - - ExpectedCount = Package->RetInfo.Count1; - if (SubPackage->Package.Count < ExpectedCount) - { - goto PackageTooSmall; - } - - /* Check the type of each sub-package element */ - - Status = AcpiNsCheckPackageElements (Data, SubElements, - Package->RetInfo.ObjectType1, - SubPackage->Package.Count, 0, 0, 0); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - break; - - - case ACPI_PTYPE2_COUNT: - - /* - * First element is the (Integer) count of elements, including - * the count field (the ACPI name is NumElements) - */ - Status = AcpiNsCheckObjectType (Data, SubElements, - ACPI_RTYPE_INTEGER, 0); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - /* - * Make sure package is large enough for the Count and is - * is as large as the minimum size - */ - ExpectedCount = (UINT32) (*SubElements)->Integer.Value; - if (SubPackage->Package.Count < ExpectedCount) - { - goto PackageTooSmall; - } - if (SubPackage->Package.Count < Package->RetInfo.Count1) - { - ExpectedCount = Package->RetInfo.Count1; - goto PackageTooSmall; - } - if (ExpectedCount == 0) - { - /* - * Either the NumEntries element was originally zero or it was - * a NULL element and repaired to an Integer of value zero. - * In either case, repair it by setting NumEntries to be the - * actual size of the subpackage. - */ - ExpectedCount = SubPackage->Package.Count; - (*SubElements)->Integer.Value = ExpectedCount; - } - - /* Check the type of each sub-package element */ - - Status = AcpiNsCheckPackageElements (Data, (SubElements + 1), - Package->RetInfo.ObjectType1, - (ExpectedCount - 1), 0, 0, 1); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - break; - - - default: /* Should not get here, type was validated by caller */ - - return (AE_AML_INTERNAL); - } - - Elements++; - } - - return (AE_OK); - - -PackageTooSmall: - - /* The sub-package count was smaller than required */ - - ACPI_WARN_PREDEFINED ((AE_INFO, Data->Pathname, Data->NodeFlags, - "Return Sub-Package[%u] is too small - found %u elements, expected %u", - i, SubPackage->Package.Count, ExpectedCount)); - - return (AE_AML_OPERAND_VALUE); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsCheckPackageElements - * - * PARAMETERS: Data - Pointer to validation data structure - * Elements - Pointer to the package elements array - * Type1 - Object type for first group - * Count1 - Count for first group - * Type2 - Object type for second group - * Count2 - Count for second group - * StartIndex - Start of the first group of elements - * - * RETURN: Status - * - * DESCRIPTION: Check that all elements of a package are of the correct object - * type. Supports up to two groups of different object types. - * - ******************************************************************************/ - -static ACPI_STATUS -AcpiNsCheckPackageElements ( - ACPI_PREDEFINED_DATA *Data, - ACPI_OPERAND_OBJECT **Elements, - UINT8 Type1, - UINT32 Count1, - UINT8 Type2, - UINT32 Count2, - UINT32 StartIndex) -{ - ACPI_OPERAND_OBJECT **ThisElement = Elements; - ACPI_STATUS Status; - UINT32 i; - - - /* - * Up to two groups of package elements are supported by the data - * structure. All elements in each group must be of the same type. - * The second group can have a count of zero. - */ - for (i = 0; i < Count1; i++) - { - Status = AcpiNsCheckObjectType (Data, ThisElement, - Type1, i + StartIndex); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - ThisElement++; - } - - for (i = 0; i < Count2; i++) - { - Status = AcpiNsCheckObjectType (Data, ThisElement, - Type2, (i + Count1 + StartIndex)); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - ThisElement++; - } - - return (AE_OK); -} - - -/******************************************************************************* - * * FUNCTION: AcpiNsCheckObjectType * * PARAMETERS: Data - Pointer to validation data structure @@ -1035,7 +438,7 @@ AcpiNsCheckPackageElements ( * ******************************************************************************/ -static ACPI_STATUS +ACPI_STATUS AcpiNsCheckObjectType ( ACPI_PREDEFINED_DATA *Data, ACPI_OPERAND_OBJECT **ReturnObjectPtr, |