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Diffstat (limited to 'sys/contrib/dev/acpica/Subsystem/Events/evsci.c')
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Events/evsci.c | 436 |
1 files changed, 0 insertions, 436 deletions
diff --git a/sys/contrib/dev/acpica/Subsystem/Events/evsci.c b/sys/contrib/dev/acpica/Subsystem/Events/evsci.c deleted file mode 100644 index 130156cebe83..000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Events/evsci.c +++ /dev/null @@ -1,436 +0,0 @@ -/******************************************************************************* - * - * Module Name: evsci - System Control Interrupt configuration and - * legacy to ACPI mode state transition functions - * $Revision: 69 $ - * - ******************************************************************************/ - -/****************************************************************************** - * - * 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 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 "acnamesp.h" -#include "achware.h" -#include "acevents.h" - - -#define _COMPONENT EVENT_HANDLING - MODULE_NAME ("evsci") - - -/* - * Elements correspond to counts for TMR, NOT_USED, GBL, PWR_BTN, SLP_BTN, RTC, - * and GENERAL respectively. These counts are modified by the ACPI interrupt - * handler. - * - * TBD: [Investigate] Note that GENERAL should probably be split out into - * one element for each bit in the GPE registers - */ - - -/******************************************************************************* - * - * FUNCTION: AcpiEvSciHandler - * - * PARAMETERS: Context - Calling Context - * - * RETURN: Status code indicates whether interrupt was handled. - * - * DESCRIPTION: Interrupt handler that will figure out what function or - * control method to call to deal with a SCI. Installed - * using BU interrupt support. - * - ******************************************************************************/ - -static UINT32 -AcpiEvSciHandler (void *Context) -{ - UINT32 InterruptHandled = INTERRUPT_NOT_HANDLED; - - - FUNCTION_TRACE("EvSciHandler"); - - - /* - * Make sure that ACPI is enabled by checking SCI_EN. Note that we are - * required to treat the SCI interrupt as sharable, level, active low. - */ - if (!AcpiHwRegisterBitAccess (ACPI_READ, ACPI_MTX_DO_NOT_LOCK, SCI_EN)) - { - /* ACPI is not enabled; this interrupt cannot be for us */ - - return_VALUE (INTERRUPT_NOT_HANDLED); - } - - /* - * Fixed AcpiEvents: - * ------------- - * Check for and dispatch any Fixed AcpiEvents that have occurred - */ - InterruptHandled |= AcpiEvFixedEventDetect (); - - /* - * GPEs: - * ----- - * Check for and dispatch any GPEs that have occurred - */ - InterruptHandled |= AcpiEvGpeDetect (); - - return_VALUE (InterruptHandled); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiEvInstallSciHandler - * - * PARAMETERS: none - * - * RETURN: Status - * - * DESCRIPTION: Installs SCI handler. - * - ******************************************************************************/ - -UINT32 -AcpiEvInstallSciHandler (void) -{ - UINT32 Except = AE_OK; - - - FUNCTION_TRACE ("EvInstallSciHandler"); - - - Except = AcpiOsInstallInterruptHandler ((UINT32) AcpiGbl_FADT->SciInt, - AcpiEvSciHandler, - NULL); - - return_ACPI_STATUS (Except); -} - - -/****************************************************************************** - - * - * FUNCTION: AcpiEvRemoveSciHandler - * - * PARAMETERS: none - * - * RETURN: E_OK if handler uninstalled OK, E_ERROR if handler was not - * installed to begin with - * - * DESCRIPTION: Restores original status of all fixed event enable bits and - * removes SCI handler. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiEvRemoveSciHandler (void) -{ - FUNCTION_TRACE ("EvRemoveSciHandler"); - -#if 0 - /* TBD:[Investigate] Figure this out!! Disable all events first ??? */ - - if (OriginalFixedEnableBitStatus ^ 1 << AcpiEventIndex (TMR_FIXED_EVENT)) - { - AcpiEventDisableEvent (TMR_FIXED_EVENT); - } - - if (OriginalFixedEnableBitStatus ^ 1 << AcpiEventIndex (GBL_FIXED_EVENT)) - { - AcpiEventDisableEvent (GBL_FIXED_EVENT); - } - - if (OriginalFixedEnableBitStatus ^ 1 << AcpiEventIndex (PWR_BTN_FIXED_EVENT)) - { - AcpiEventDisableEvent (PWR_BTN_FIXED_EVENT); - } - - if (OriginalFixedEnableBitStatus ^ 1 << AcpiEventIndex (SLP_BTN_FIXED_EVENT)) - { - AcpiEventDisableEvent (SLP_BTN_FIXED_EVENT); - } - - if (OriginalFixedEnableBitStatus ^ 1 << AcpiEventIndex (RTC_FIXED_EVENT)) - { - AcpiEventDisableEvent (RTC_FIXED_EVENT); - } - - OriginalFixedEnableBitStatus = 0; - -#endif - - AcpiOsRemoveInterruptHandler ((UINT32) AcpiGbl_FADT->SciInt, - AcpiEvSciHandler); - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiEvSciCount - * - * PARAMETERS: Event Event that generated an SCI. - * - * RETURN: Number of SCI's for requested event since last time - * SciOccured() was called for this event. - * - * DESCRIPTION: Checks to see if SCI has been generated from requested source - * since the last time this function was called. - * - ******************************************************************************/ - -#ifdef ACPI_DEBUG - -UINT32 -AcpiEvSciCount ( - UINT32 Event) -{ - UINT32 Count; - - FUNCTION_TRACE ("EvSciCount"); - - /* - * Elements correspond to counts for TMR, NOT_USED, GBL, - * PWR_BTN, SLP_BTN, RTC, and GENERAL respectively. - */ - - if (Event >= NUM_FIXED_EVENTS) - { - Count = (UINT32) -1; - } - else - { - Count = AcpiGbl_EventCount[Event]; - } - - return_VALUE (Count); -} - -#endif - - -/******************************************************************************* - * - * FUNCTION: AcpiEvRestoreAcpiState - * - * PARAMETERS: none - * - * RETURN: none - * - * DESCRIPTION: Restore the original ACPI state of the machine - * - ******************************************************************************/ - -void -AcpiEvRestoreAcpiState (void) -{ - UINT32 Index; - - - FUNCTION_TRACE ("EvRestoreAcpiState"); - - - /* Restore the state of the chipset enable bits. */ - - if (AcpiGbl_RestoreAcpiChipset == TRUE) - { - /* Restore the fixed events */ - - if (AcpiHwRegisterRead (ACPI_MTX_LOCK, PM1_EN) != - AcpiGbl_Pm1EnableRegisterSave) - { - AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1_EN, - AcpiGbl_Pm1EnableRegisterSave); - } - - - /* Ensure that all status bits are clear */ - - AcpiHwClearAcpiStatus (); - - - /* Now restore the GPEs */ - - for (Index = 0; Index < DIV_2 (AcpiGbl_FADT->Gpe0BlkLen); Index++) - { - if (AcpiHwRegisterRead (ACPI_MTX_LOCK, GPE0_EN_BLOCK | Index) != - AcpiGbl_Gpe0EnableRegisterSave[Index]) - { - AcpiHwRegisterWrite (ACPI_MTX_LOCK, GPE0_EN_BLOCK | Index, - AcpiGbl_Gpe0EnableRegisterSave[Index]); - } - } - - /* GPE 1 present? */ - - if (AcpiGbl_FADT->Gpe1BlkLen) - { - for (Index = 0; Index < DIV_2 (AcpiGbl_FADT->Gpe1BlkLen); Index++) - { - if (AcpiHwRegisterRead (ACPI_MTX_LOCK, GPE1_EN_BLOCK | Index) != - AcpiGbl_Gpe1EnableRegisterSave[Index]) - { - AcpiHwRegisterWrite (ACPI_MTX_LOCK, GPE1_EN_BLOCK | Index, - AcpiGbl_Gpe1EnableRegisterSave[Index]); - } - } - } - - if (AcpiHwGetMode() != AcpiGbl_OriginalMode) - { - AcpiHwSetMode (AcpiGbl_OriginalMode); - } - } - - return_VOID; -} - - -/****************************************************************************** - * - * FUNCTION: AcpiEvTerminate - * - * PARAMETERS: none - * - * RETURN: none - * - * DESCRIPTION: free memory allocated for table storage. - * - ******************************************************************************/ - -void -AcpiEvTerminate (void) -{ - - FUNCTION_TRACE ("EvTerminate"); - - - /* - * Free global tables, etc. - */ - - if (AcpiGbl_GpeRegisters) - { - AcpiCmFree (AcpiGbl_GpeRegisters); - } - - if (AcpiGbl_GpeInfo) - { - AcpiCmFree (AcpiGbl_GpeInfo); - } - - return_VOID; -} - - |