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Diffstat (limited to 'sys/contrib/dev/acpica/evevent.c')
| -rw-r--r-- | sys/contrib/dev/acpica/evevent.c | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/sys/contrib/dev/acpica/evevent.c b/sys/contrib/dev/acpica/evevent.c deleted file mode 100644 index 76e8aa262448..000000000000 --- a/sys/contrib/dev/acpica/evevent.c +++ /dev/null @@ -1,381 +0,0 @@ -/****************************************************************************** - * - * Module Name: evevent - Fixed Event handling and dispatch - * $Revision: 108 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999 - 2003, 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. - * - *****************************************************************************/ - -#include "acpi.h" -#include "acevents.h" - -#define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evevent") - - -/******************************************************************************* - * - * FUNCTION: AcpiEvInitialize - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Initialize global data structures for events. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiEvInitialize ( - void) -{ - ACPI_STATUS Status; - - - ACPI_FUNCTION_TRACE ("EvInitialize"); - - - /* Make sure we have ACPI tables */ - - if (!AcpiGbl_DSDT) - { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No ACPI tables present!\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); - } - - /* - * Initialize the Fixed and General Purpose AcpiEvents prior. This is - * done prior to enabling SCIs to prevent interrupts from occurring - * before handers are installed. - */ - Status = AcpiEvFixedEventInitialize (); - if (ACPI_FAILURE (Status)) - { - ACPI_REPORT_ERROR (( - "Unable to initialize fixed events, %s\n", - AcpiFormatException (Status))); - return_ACPI_STATUS (Status); - } - - Status = AcpiEvGpeInitialize (); - if (ACPI_FAILURE (Status)) - { - ACPI_REPORT_ERROR (( - "Unable to initialize general purpose events, %s\n", - AcpiFormatException (Status))); - return_ACPI_STATUS (Status); - } - - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiEvHandlerInitialize - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Install interrupt handlers for the SCI and Global Lock - * - ******************************************************************************/ - -ACPI_STATUS -AcpiEvHandlerInitialize ( - void) -{ - ACPI_STATUS Status; - - - ACPI_FUNCTION_TRACE ("EvHandlerInitialize"); - - - /* Install the SCI handler */ - - Status = AcpiEvInstallSciHandler (); - if (ACPI_FAILURE (Status)) - { - ACPI_REPORT_ERROR (( - "Unable to install System Control Interrupt Handler, %s\n", - AcpiFormatException (Status))); - return_ACPI_STATUS (Status); - } - - /* Install the handler for the Global Lock */ - - Status = AcpiEvInitGlobalLockHandler (); - if (ACPI_FAILURE (Status)) - { - ACPI_REPORT_ERROR (( - "Unable to initialize Global Lock handler, %s\n", - AcpiFormatException (Status))); - return_ACPI_STATUS (Status); - } - - AcpiGbl_EventsInitialized = TRUE; - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiEvFixedEventInitialize - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Install the fixed event handlers and enable the fixed events. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiEvFixedEventInitialize ( - void) -{ - ACPI_NATIVE_UINT i; - ACPI_STATUS Status; - - - /* - * Initialize the structure that keeps track of fixed event handlers - * and enable the fixed events. - */ - for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) - { - AcpiGbl_FixedEventHandlers[i].Handler = NULL; - AcpiGbl_FixedEventHandlers[i].Context = NULL; - - /* Enable the fixed event */ - - if (AcpiGbl_FixedEventInfo[i].EnableRegisterId != 0xFF) - { - Status = AcpiSetRegister (AcpiGbl_FixedEventInfo[i].EnableRegisterId, - 0, ACPI_MTX_LOCK); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - } - } - - return (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiEvFixedEventDetect - * - * PARAMETERS: None - * - * RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED - * - * DESCRIPTION: Checks the PM status register for fixed events - * - ******************************************************************************/ - -UINT32 -AcpiEvFixedEventDetect ( - void) -{ - UINT32 IntStatus = ACPI_INTERRUPT_NOT_HANDLED; - UINT32 FixedStatus; - UINT32 FixedEnable; - ACPI_NATIVE_UINT i; - - - ACPI_FUNCTION_NAME ("EvFixedEventDetect"); - - - /* - * Read the fixed feature status and enable registers, as all the cases - * depend on their values. Ignore errors here. - */ - (void) AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_STATUS, &FixedStatus); - (void) AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_ENABLE, &FixedEnable); - - ACPI_DEBUG_PRINT ((ACPI_DB_INTERRUPTS, - "Fixed AcpiEvent Block: Enable %08X Status %08X\n", - FixedEnable, FixedStatus)); - - /* - * Check for all possible Fixed Events and dispatch those that are active - */ - for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) - { - /* Both the status and enable bits must be on for this event */ - - if ((FixedStatus & AcpiGbl_FixedEventInfo[i].StatusBitMask) && - (FixedEnable & AcpiGbl_FixedEventInfo[i].EnableBitMask)) - { - /* Found an active (signalled) event */ - - IntStatus |= AcpiEvFixedEventDispatch ((UINT32) i); - } - } - - return (IntStatus); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiEvFixedEventDispatch - * - * PARAMETERS: Event - Event type - * - * RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED - * - * DESCRIPTION: Clears the status bit for the requested event, calls the - * handler that previously registered for the event. - * - ******************************************************************************/ - -UINT32 -AcpiEvFixedEventDispatch ( - UINT32 Event) -{ - - - ACPI_FUNCTION_ENTRY (); - - - /* Clear the status bit */ - - (void) AcpiSetRegister (AcpiGbl_FixedEventInfo[Event].StatusRegisterId, - 1, ACPI_MTX_DO_NOT_LOCK); - - /* - * Make sure we've got a handler. If not, report an error. - * The event is disabled to prevent further interrupts. - */ - if (NULL == AcpiGbl_FixedEventHandlers[Event].Handler) - { - (void) AcpiSetRegister (AcpiGbl_FixedEventInfo[Event].EnableRegisterId, - 0, ACPI_MTX_DO_NOT_LOCK); - - ACPI_REPORT_ERROR ( - ("EvGpeDispatch: No installed handler for fixed event [%08X]\n", - Event)); - - return (ACPI_INTERRUPT_NOT_HANDLED); - } - - /* Invoke the Fixed Event handler */ - - return ((AcpiGbl_FixedEventHandlers[Event].Handler)( - AcpiGbl_FixedEventHandlers[Event].Context)); -} - - |