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Diffstat (limited to 'sys/contrib/dev/acpica/psfind.c')
| -rw-r--r-- | sys/contrib/dev/acpica/psfind.c | 485 |
1 files changed, 0 insertions, 485 deletions
diff --git a/sys/contrib/dev/acpica/psfind.c b/sys/contrib/dev/acpica/psfind.c deleted file mode 100644 index 6862843fad3d..000000000000 --- a/sys/contrib/dev/acpica/psfind.c +++ /dev/null @@ -1,485 +0,0 @@ - -/****************************************************************************** - * - * Module Name: psfind - Parse tree search routine - * $Revision: 42 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999 - 2002, 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. - * - *****************************************************************************/ - - -#define __PSFIND_C__ - -#include "acpi.h" -#include "acparser.h" -#include "amlcode.h" - -#define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psfind") - - -/******************************************************************************* - * - * FUNCTION: AcpiPsGetParent - * - * PARAMETERS: Op - Get the parent of this Op - * - * RETURN: The Parent op. - * - * DESCRIPTION: Get op's parent - * - ******************************************************************************/ - -ACPI_PARSE_OBJECT* -AcpiPsGetParent ( - ACPI_PARSE_OBJECT *Op) -{ - ACPI_PARSE_OBJECT *Parent = Op; - - - /* Traverse the tree upward (to root if necessary) */ - - while (Parent) - { - switch (Parent->Common.AmlOpcode) - { - case AML_SCOPE_OP: - case AML_PACKAGE_OP: - case AML_METHOD_OP: - case AML_DEVICE_OP: - case AML_POWER_RES_OP: - case AML_THERMAL_ZONE_OP: - - return (Parent->Common.Parent); - - default: - break; - } - - Parent = Parent->Common.Parent; - } - - return (Parent); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiPsFindName - * - * PARAMETERS: Scope - Scope to search - * Name - ACPI name to search for - * Opcode - Opcode to search for - * - * RETURN: Op containing the name - * - * DESCRIPTION: Find name segment from a list of acpi_ops. Searches a single - * scope, no more. - * - ******************************************************************************/ - -ACPI_PARSE_OBJECT * -AcpiPsFindName ( - ACPI_PARSE_OBJECT *Scope, - UINT32 Name, - UINT32 Opcode) -{ - ACPI_PARSE_OBJECT *Op; - ACPI_PARSE_OBJECT *Field; - const ACPI_OPCODE_INFO *OpInfo; - - - /* search scope level for matching name segment */ - - Op = AcpiPsGetChild (Scope); - - while (Op) - { - OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); - - /* Check AML_CREATE first (since some opcodes have AML_FIELD set also )*/ - - if (OpInfo->Flags & AML_CREATE) - { - if (Op->Common.AmlOpcode == AML_CREATE_FIELD_OP) - { - Field = AcpiPsGetArg (Op, 3); - } - else - { - /* CreateXXXField, check name */ - - Field = AcpiPsGetArg (Op, 2); - } - - if ((Field) && - (Field->Common.Value.String) && - (!ACPI_STRNCMP (Field->Common.Value.String, (char *) &Name, ACPI_NAME_SIZE))) - { - return (Op); - } - } - else if (OpInfo->Flags & AML_FIELD) - { - /* Field, search named fields */ - - Field = AcpiPsGetChild (Op); - while (Field) - { - OpInfo = AcpiPsGetOpcodeInfo (Field->Common.AmlOpcode); - - if ((OpInfo->Flags & AML_NAMED) && - AcpiPsGetName (Field) == Name && - (!Opcode || Field->Common.AmlOpcode == Opcode)) - { - return (Field); - } - - Field = Field->Common.Next; - } - } - else if ((OpInfo->Flags & AML_NAMED) && - (AcpiPsGetName (Op) == Name) && - (!Opcode || Op->Common.AmlOpcode == Opcode || Opcode == AML_SCOPE_OP)) - { - break; - } - - Op = Op->Common.Next; - } - - return (Op); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiPsFind - * - * PARAMETERS: Scope - Where to begin the search - * Path - ACPI Path to the named object - * Opcode - Opcode associated with the object - * Create - if TRUE, create the object if not found. - * - * RETURN: Op if found, NULL otherwise. - * - * DESCRIPTION: Find object within scope - * - ******************************************************************************/ - -ACPI_PARSE_OBJECT* -AcpiPsFind ( - ACPI_PARSE_OBJECT *Scope, - NATIVE_CHAR *Path, - UINT16 Opcode, - UINT32 Create) -{ - UINT32 SegCount; - UINT32 Name; - UINT32 NameOp; - ACPI_PARSE_OBJECT *Op = NULL; - BOOLEAN Unprefixed = TRUE; - - - ACPI_FUNCTION_TRACE_PTR ("PsFind", Scope); - - - if (!Scope || !Path) - { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Null path (%p) or scope (%p)!\n", - Path, Scope)); - return_PTR (NULL); - } - - AcpiGbl_PsFindCount++; - -#if 0 - if ((Create) && (Opcode == AML_SCOPE_OP)) - { - Op = AcpiPsAllocOp (AML_SCOPE_OP); - if (Op) - { - AcpiPsSetName (Op, 'XXXX'); - AcpiPsAppendArg (Scope, Op); - } -/* return_PTR (Op);*/ - } -#endif - - /* Handle all prefixes in the name path */ - - while (AcpiPsIsPrefixChar (ACPI_GET8 (Path))) - { - switch (ACPI_GET8 (Path)) - { - case '\\': - - /* Could just use a global for "root scope" here */ - - while (Scope->Common.Parent) - { - Scope = Scope->Common.Parent; - } - break; - - - case '^': - - /* Go up to the next valid scoping Op (method, scope, etc.) */ - - if (AcpiPsGetParent (Scope)) - { - Scope = AcpiPsGetParent (Scope); - } - break; - - default: - /* Should not get here */ - break; - } - - Unprefixed = FALSE; - Path++; - } - - - /* get name segment count */ - - switch (ACPI_GET8 (Path)) - { - case 0: - SegCount = 0; - - /* Null name case */ - - if (Unprefixed) - { - Op = NULL; - } - else - { - Op = Scope; - } - - - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Null path, returning current root scope Op=%p\n", Op)); - return_PTR (Op); - - case AML_DUAL_NAME_PREFIX: - SegCount = 2; - Path++; - break; - - case AML_MULTI_NAME_PREFIX_OP: - SegCount = ACPI_GET8 (Path + 1); - Path += 2; - break; - - default: - SegCount = 1; - break; - } - - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Search scope %p Segs=%d Opcode=%4.4hX Create=%d\n", - Scope, SegCount, Opcode, Create)); - - - /* match each name segment */ - - while (Scope && SegCount) - { - ACPI_MOVE_UNALIGNED32_TO_32 (&Name, Path); - Path += 4; - SegCount --; - - if (SegCount) - { - NameOp = 0; - } - else - { - NameOp = Opcode; - } - - Op = AcpiPsFindName (Scope, Name, NameOp); - if (Op) - { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "[%4.4s] Found! Op=%p Opcode=%4.4hX\n", - (char *) &Name, Op, Op->Common.AmlOpcode)); - } - - if (!Op) - { - if (Create) - { - /* Create a new Scope level */ - - if (SegCount) - { - Op = AcpiPsAllocOp (AML_SCOPE_OP); - } - else - { - Op = AcpiPsAllocOp (Opcode); - } - - if (Op) - { - AcpiPsSetName (Op, Name); - AcpiPsAppendArg (Scope, Op); - - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "[%4.4s] Not found, created Op=%p Opcode=%4.4hX\n", - (char *) &Name, Op, Opcode)); - } - } - - else if (Unprefixed) - { - /* Search higher scopes for unprefixed name */ - - while (!Op && Scope->Common.Parent) - { - Scope = Scope->Common.Parent; - Op = AcpiPsFindName (Scope, Name, Opcode); - if (Op) - { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "[%4.4s] Found in parent tree! Op=%p Opcode=%4.4hX\n", - (char *) &Name, Op, Op->Common.AmlOpcode)); - } - else - { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "[%4.4s] Not found in parent=%p\n", - (char *) &Name, Scope)); - } - } - } - else - { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Segment [%4.4s] Not Found in scope %p!\n", - (char *) &Name, Scope)); - } - } - - Unprefixed = FALSE; - Scope = Op; - } - - return_PTR (Op); -} - - |