diff options
Diffstat (limited to 'sys/contrib/dev/acpica/Subsystem/Events/evxfregn.c')
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Events/evxfregn.c | 515 |
1 files changed, 0 insertions, 515 deletions
diff --git a/sys/contrib/dev/acpica/Subsystem/Events/evxfregn.c b/sys/contrib/dev/acpica/Subsystem/Events/evxfregn.c deleted file mode 100644 index 7c05f5064d8d..000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Events/evxfregn.c +++ /dev/null @@ -1,515 +0,0 @@ -/****************************************************************************** - * - * Module Name: evxfregn - External Interfaces, ACPI Operation Regions and - * Address Spaces. - * $Revision: 27 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, 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 prton 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 __EVXFREGN_C__ - -#include "acpi.h" -#include "achware.h" -#include "acnamesp.h" -#include "acevents.h" -#include "amlcode.h" -#include "acinterp.h" - -#define _COMPONENT EVENT_HANDLING - MODULE_NAME ("evxfregn") - - -/****************************************************************************** - * - * FUNCTION: AcpiInstallAddressSpaceHandler - * - * PARAMETERS: Device - Handle for the device - * SpaceId - The address space ID - * Handler - Address of the handler - * Setup - Address of the setup function - * Context - Value passed to the handler on each access - * - * RETURN: Status - * - * DESCRIPTION: Install a handler for all OpRegions of a given SpaceId. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiInstallAddressSpaceHandler ( - ACPI_HANDLE Device, - ACPI_ADDRESS_SPACE_TYPE SpaceId, - ADDRESS_SPACE_HANDLER Handler, - ADDRESS_SPACE_SETUP Setup, - void *Context) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - ACPI_OPERAND_OBJECT *HandlerObj; - ACPI_NAMESPACE_NODE *Node; - ACPI_STATUS Status = AE_OK; - OBJECT_TYPE_INTERNAL Type; - UINT16 Flags = 0; - - - FUNCTION_TRACE ("AcpiInstallAddressSpaceHandler"); - - /* Parameter validation */ - - if ((!Device) || - ((!Handler) && (Handler != ACPI_DEFAULT_HANDLER)) || - (SpaceId > ACPI_MAX_ADDRESS_SPACE)) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - AcpiCmAcquireMutex (ACPI_MTX_NAMESPACE); - - /* Convert and validate the device handle */ - - Node = AcpiNsConvertHandleToEntry (Device); - if (!Node) - { - Status = AE_BAD_PARAMETER; - goto UnlockAndExit; - } - - /* - * This registration is valid for only the types below - * and the root. This is where the default handlers - * get placed. - */ - - if ((Node->Type != ACPI_TYPE_DEVICE) && - (Node->Type != ACPI_TYPE_PROCESSOR) && - (Node->Type != ACPI_TYPE_THERMAL) && - (Node != AcpiGbl_RootNode)) - { - Status = AE_BAD_PARAMETER; - goto UnlockAndExit; - } - - if (Handler == ACPI_DEFAULT_HANDLER) - { - Flags = ADDR_HANDLER_DEFAULT_INSTALLED; - - switch (SpaceId) - { - case ADDRESS_SPACE_SYSTEM_MEMORY: - Handler = AcpiAmlSystemMemorySpaceHandler; - Setup = AcpiEvSystemMemoryRegionSetup; - break; - - case ADDRESS_SPACE_SYSTEM_IO: - Handler = AcpiAmlSystemIoSpaceHandler; - Setup = AcpiEvIoSpaceRegionSetup; - break; - - case ADDRESS_SPACE_PCI_CONFIG: - Handler = AcpiAmlPciConfigSpaceHandler; - Setup = AcpiEvPciConfigRegionSetup; - break; - - default: - Status = AE_NOT_EXIST; - goto UnlockAndExit; - break; - } - } - - /* - * If the caller hasn't specified a setup routine, use the default - */ - if (!Setup) - { - Setup = AcpiEvDefaultRegionSetup; - } - - /* - * Check for an existing internal object - */ - - ObjDesc = AcpiNsGetAttachedObject ((ACPI_HANDLE) Node); - if (ObjDesc) - { - /* - * The object exists. - * Make sure the handler is not already installed. - */ - - /* check the address handler the user requested */ - - HandlerObj = ObjDesc->Device.AddrHandler; - while (HandlerObj) - { - /* - * We have an Address handler, see if user requested this - * address space. - */ - if(HandlerObj->AddrHandler.SpaceId == SpaceId) - { - Status = AE_EXIST; - goto UnlockAndExit; - } - - /* - * Move through the linked list of handlers - */ - HandlerObj = HandlerObj->AddrHandler.Next; - } - } - - else - { - DEBUG_PRINT (TRACE_OPREGION, - ("Creating object on Device %p while installing handler\n", - Node)); - - /* ObjDesc does not exist, create one */ - - if (Node->Type == ACPI_TYPE_ANY) - { - Type = ACPI_TYPE_DEVICE; - } - - else - { - Type = Node->Type; - } - - ObjDesc = AcpiCmCreateInternalObject (Type); - if (!ObjDesc) - { - Status = AE_NO_MEMORY; - goto UnlockAndExit; - } - - /* Init new descriptor */ - - ObjDesc->Common.Type = (UINT8) Type; - - /* Attach the new object to the Node */ - - Status = AcpiNsAttachObject (Node, ObjDesc, (UINT8) Type); - if (ACPI_FAILURE (Status)) - { - AcpiCmRemoveReference (ObjDesc); - goto UnlockAndExit; - } - } - - DEBUG_PRINT (TRACE_OPREGION, - ("Installing address handler for region %s(%X) on Device %p(%p)\n", - AcpiCmGetRegionName (SpaceId), SpaceId, Node, ObjDesc)); - - /* - * Now we can install the handler - * - * At this point we know that there is no existing handler. - * So, we just allocate the object for the handler and link it - * into the list. - */ - HandlerObj = AcpiCmCreateInternalObject (INTERNAL_TYPE_ADDRESS_HANDLER); - if (!HandlerObj) - { - Status = AE_NO_MEMORY; - goto UnlockAndExit; - } - - HandlerObj->AddrHandler.SpaceId = (UINT8) SpaceId; - HandlerObj->AddrHandler.Hflags = Flags; - HandlerObj->AddrHandler.Next = ObjDesc->Device.AddrHandler; - HandlerObj->AddrHandler.RegionList = NULL; - HandlerObj->AddrHandler.Node = Node; - HandlerObj->AddrHandler.Handler = Handler; - HandlerObj->AddrHandler.Context = Context; - HandlerObj->AddrHandler.Setup = Setup; - - /* - * Now walk the namespace finding all of the regions this - * handler will manage. - * - * We start at the device and search the branch toward - * the leaf nodes until either the leaf is encountered or - * a device is detected that has an address handler of the - * same type. - * - * In either case we back up and search down the remainder - * of the branch - */ - Status = AcpiNsWalkNamespace (ACPI_TYPE_ANY, Device, - ACPI_UINT32_MAX, NS_WALK_UNLOCK, - AcpiEvAddrHandlerHelper, - HandlerObj, NULL); - - /* - * Place this handler 1st on the list - */ - - HandlerObj->Common.ReferenceCount = - (UINT16) (HandlerObj->Common.ReferenceCount + - ObjDesc->Common.ReferenceCount - 1); - ObjDesc->Device.AddrHandler = HandlerObj; - - -UnlockAndExit: - AcpiCmReleaseMutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (Status); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiRemoveAddressSpaceHandler - * - * PARAMETERS: SpaceId - The address space ID - * Handler - Address of the handler - * - * RETURN: Status - * - * DESCRIPTION: Install a handler for accesses on an Operation Region - * - ******************************************************************************/ - -ACPI_STATUS -AcpiRemoveAddressSpaceHandler ( - ACPI_HANDLE Device, - ACPI_ADDRESS_SPACE_TYPE SpaceId, - ADDRESS_SPACE_HANDLER Handler) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - ACPI_OPERAND_OBJECT *HandlerObj; - ACPI_OPERAND_OBJECT *RegionObj; - ACPI_OPERAND_OBJECT **LastObjPtr; - ACPI_NAMESPACE_NODE *Node; - ACPI_STATUS Status = AE_OK; - - - FUNCTION_TRACE ("AcpiRemoveAddressSpaceHandler"); - - - /* Parameter validation */ - - if ((!Device) || - ((!Handler) && (Handler != ACPI_DEFAULT_HANDLER)) || - (SpaceId > ACPI_MAX_ADDRESS_SPACE)) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - AcpiCmAcquireMutex (ACPI_MTX_NAMESPACE); - - /* Convert and validate the device handle */ - - Node = AcpiNsConvertHandleToEntry (Device); - if (!Node) - { - Status = AE_BAD_PARAMETER; - goto UnlockAndExit; - } - - - /* Make sure the internal object exists */ - - ObjDesc = AcpiNsGetAttachedObject ((ACPI_HANDLE) Node); - if (!ObjDesc) - { - /* - * The object DNE. - */ - Status = AE_NOT_EXIST; - goto UnlockAndExit; - } - - /* - * find the address handler the user requested - */ - - HandlerObj = ObjDesc->Device.AddrHandler; - LastObjPtr = &ObjDesc->Device.AddrHandler; - while (HandlerObj) - { - /* - * We have a handler, see if user requested this one - */ - - if(HandlerObj->AddrHandler.SpaceId == SpaceId) - { - /* - * Got it, first dereference this in the Regions - */ - DEBUG_PRINT (TRACE_OPREGION, - ("Removing address handler %p(%p) for region %s on Device %p(%p)\n", - HandlerObj, Handler, AcpiCmGetRegionName (SpaceId), - Node, ObjDesc)); - - RegionObj = HandlerObj->AddrHandler.RegionList; - - /* Walk the handler's region list */ - - while (RegionObj) - { - /* - * First disassociate the handler from the region. - * - * NOTE: this doesn't mean that the region goes away - * The region is just inaccessible as indicated to - * the _REG method - */ - AcpiEvDisassociateRegionFromHandler(RegionObj, FALSE); - - /* - * Walk the list, since we took the first region and it - * was removed from the list by the dissassociate call - * we just get the first item on the list again - */ - RegionObj = HandlerObj->AddrHandler.RegionList; - - } - - /* - * Remove this Handler object from the list - */ - *LastObjPtr = HandlerObj->AddrHandler.Next; - - /* - * Now we can delete the handler object - */ - AcpiCmRemoveReference (HandlerObj); - AcpiCmRemoveReference (HandlerObj); - - goto UnlockAndExit; - } - - /* - * Move through the linked list of handlers - */ - LastObjPtr = &HandlerObj->AddrHandler.Next; - HandlerObj = HandlerObj->AddrHandler.Next; - } - - - /* - * The handler does not exist - */ - DEBUG_PRINT (TRACE_OPREGION, - ("Unable to remove address handler %p for %s(%X), DevNode %p, obj %p\n", - Handler, AcpiCmGetRegionName (SpaceId), SpaceId, Node, ObjDesc)); - - Status = AE_NOT_EXIST; - - -UnlockAndExit: - AcpiCmReleaseMutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (Status); -} - - |