diff options
Diffstat (limited to 'usr/src/uts/intel/io/acpica/namespace/nsarguments.c')
| -rw-r--r-- | usr/src/uts/intel/io/acpica/namespace/nsarguments.c | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/usr/src/uts/intel/io/acpica/namespace/nsarguments.c b/usr/src/uts/intel/io/acpica/namespace/nsarguments.c deleted file mode 100644 index 1483e8121b..0000000000 --- a/usr/src/uts/intel/io/acpica/namespace/nsarguments.c +++ /dev/null @@ -1,305 +0,0 @@ -/****************************************************************************** - * - * Module Name: nsarguments - Validation of args for ACPI predefined methods - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2016, 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 "acpi.h" -#include "accommon.h" -#include "acnamesp.h" -#include "acpredef.h" - - -#define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsarguments") - - -/******************************************************************************* - * - * FUNCTION: AcpiNsCheckArgumentTypes - * - * PARAMETERS: Info - Method execution information block - * - * RETURN: None - * - * DESCRIPTION: Check the incoming argument count and all argument types - * against the argument type list for a predefined name. - * - ******************************************************************************/ - -void -AcpiNsCheckArgumentTypes ( - ACPI_EVALUATE_INFO *Info) -{ - UINT16 ArgTypeList; - UINT8 ArgCount; - UINT8 ArgType; - UINT8 UserArgType; - UINT32 i; - - - /* If not a predefined name, cannot typecheck args */ - - if (!Info->Predefined) - { - return; - } - - ArgTypeList = Info->Predefined->Info.ArgumentList; - ArgCount = METHOD_GET_ARG_COUNT (ArgTypeList); - - /* Typecheck all arguments */ - - for (i = 0; ((i < ArgCount) && (i < Info->ParamCount)); i++) - { - ArgType = METHOD_GET_NEXT_TYPE (ArgTypeList); - UserArgType = Info->Parameters[i]->Common.Type; - - if (UserArgType != ArgType) - { - ACPI_WARN_PREDEFINED ((AE_INFO, Info->FullPathname, ACPI_WARN_ALWAYS, - "Argument #%u type mismatch - " - "Found [%s], ACPI requires [%s]", (i + 1), - AcpiUtGetTypeName (UserArgType), - AcpiUtGetTypeName (ArgType))); - } - } -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsCheckAcpiCompliance - * - * PARAMETERS: Pathname - Full pathname to the node (for error msgs) - * Node - Namespace node for the method/object - * Predefined - Pointer to entry in predefined name table - * - * RETURN: None - * - * DESCRIPTION: Check that the declared parameter count (in ASL/AML) for a - * predefined name is what is expected (matches what is defined in - * the ACPI specification for this predefined name.) - * - ******************************************************************************/ - -void -AcpiNsCheckAcpiCompliance ( - char *Pathname, - ACPI_NAMESPACE_NODE *Node, - const ACPI_PREDEFINED_INFO *Predefined) -{ - UINT32 AmlParamCount; - UINT32 RequiredParamCount; - - - if (!Predefined) - { - return; - } - - /* Get the ACPI-required arg count from the predefined info table */ - - RequiredParamCount = - METHOD_GET_ARG_COUNT (Predefined->Info.ArgumentList); - - /* - * If this object is not a control method, we can check if the ACPI - * spec requires that it be a method. - */ - if (Node->Type != ACPI_TYPE_METHOD) - { - if (RequiredParamCount > 0) - { - /* Object requires args, must be implemented as a method */ - - ACPI_BIOS_ERROR_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Object (%s) must be a control method with %u arguments", - AcpiUtGetTypeName (Node->Type), RequiredParamCount)); - } - else if (!RequiredParamCount && !Predefined->Info.ExpectedBtypes) - { - /* Object requires no args and no return value, must be a method */ - - ACPI_BIOS_ERROR_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Object (%s) must be a control method " - "with no arguments and no return value", - AcpiUtGetTypeName (Node->Type))); - } - - return; - } - - /* - * This is a control method. - * Check that the ASL/AML-defined parameter count for this method - * matches the ACPI-required parameter count - * - * Some methods are allowed to have a "minimum" number of args (_SCP) - * because their definition in ACPI has changed over time. - * - * Note: These are BIOS errors in the declaration of the object - */ - AmlParamCount = Node->Object->Method.ParamCount; - - if (AmlParamCount < RequiredParamCount) - { - ACPI_BIOS_ERROR_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Insufficient arguments - " - "ASL declared %u, ACPI requires %u", - AmlParamCount, RequiredParamCount)); - } - else if ((AmlParamCount > RequiredParamCount) && - !(Predefined->Info.ArgumentList & ARG_COUNT_IS_MINIMUM)) - { - ACPI_BIOS_ERROR_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Excess arguments - " - "ASL declared %u, ACPI requires %u", - AmlParamCount, RequiredParamCount)); - } -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsCheckArgumentCount - * - * PARAMETERS: Pathname - Full pathname to the node (for error msgs) - * Node - Namespace node for the method/object - * UserParamCount - Number of args passed in by the caller - * Predefined - Pointer to entry in predefined name table - * - * RETURN: None - * - * DESCRIPTION: Check that incoming argument count matches the declared - * parameter count (in the ASL/AML) for an object. - * - ******************************************************************************/ - -void -AcpiNsCheckArgumentCount ( - char *Pathname, - ACPI_NAMESPACE_NODE *Node, - UINT32 UserParamCount, - const ACPI_PREDEFINED_INFO *Predefined) -{ - UINT32 AmlParamCount; - UINT32 RequiredParamCount; - - - if (!Predefined) - { - /* - * Not a predefined name. Check the incoming user argument count - * against the count that is specified in the method/object. - */ - if (Node->Type != ACPI_TYPE_METHOD) - { - if (UserParamCount) - { - ACPI_INFO_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "%u arguments were passed to a non-method ACPI object (%s)", - UserParamCount, AcpiUtGetTypeName (Node->Type))); - } - - return; - } - - /* - * This is a control method. Check the parameter count. - * We can only check the incoming argument count against the - * argument count declared for the method in the ASL/AML. - * - * Emit a message if too few or too many arguments have been passed - * by the caller. - * - * Note: Too many arguments will not cause the method to - * fail. However, the method will fail if there are too few - * arguments and the method attempts to use one of the missing ones. - */ - AmlParamCount = Node->Object->Method.ParamCount; - - if (UserParamCount < AmlParamCount) - { - ACPI_WARN_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Insufficient arguments - " - "Caller passed %u, method requires %u", - UserParamCount, AmlParamCount)); - } - else if (UserParamCount > AmlParamCount) - { - ACPI_INFO_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Excess arguments - " - "Caller passed %u, method requires %u", - UserParamCount, AmlParamCount)); - } - - return; - } - - /* - * This is a predefined name. Validate the user-supplied parameter - * count against the ACPI specification. We don't validate against - * the method itself because what is important here is that the - * caller is in conformance with the spec. (The arg count for the - * method was checked against the ACPI spec earlier.) - * - * Some methods are allowed to have a "minimum" number of args (_SCP) - * because their definition in ACPI has changed over time. - */ - RequiredParamCount = - METHOD_GET_ARG_COUNT (Predefined->Info.ArgumentList); - - if (UserParamCount < RequiredParamCount) - { - ACPI_WARN_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Insufficient arguments - " - "Caller passed %u, ACPI requires %u", - UserParamCount, RequiredParamCount)); - } - else if ((UserParamCount > RequiredParamCount) && - !(Predefined->Info.ArgumentList & ARG_COUNT_IS_MINIMUM)) - { - ACPI_INFO_PREDEFINED ((AE_INFO, Pathname, ACPI_WARN_ALWAYS, - "Excess arguments - " - "Caller passed %u, ACPI requires %u", - UserParamCount, RequiredParamCount)); - } -} |