539 lines
25 KiB
C
539 lines
25 KiB
C
//=================================================================================================
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//
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// Company: Paul Scherrer Institut
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// 5232 Villigen PSI
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// Switzerland
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//
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//-------------------------------------------------------------------------------------------------
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//
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// Project: Peltier Controller V2
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// Author: Noah Piqué (noah.pique@psi.ch)
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//
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//-------------------------------------------------------------------------------------------------
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//
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// Module: Variable Handler
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// Filename: VARH_VariableHandler.c
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// Date: Handled by Subversion (version control system)
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// Revision: Handled by Subversion (version control system)
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// History: Handled by Subversion (version control system)
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//
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//-------------------------------------------------------------------------------------------------
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//
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// Description: This source file contains all functions dealing with variables
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//
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//=================================================================================================
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//=================================================================================================
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// Section: INCLUDES
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// Description: List of required include files.
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//=================================================================================================
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#include "../PDEF_ProjectDefinitions.h"
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#include "VARH_VariableHandler.h"
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// Toolbox
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#include "../Toolbox/ASRT_Assert.h"
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#include "../Toolbox/UTIL_Utility.h"
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#include "cmsis_os2.h"
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//=================================================================================================
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// Section: DEFINITIONS
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// Description: Definition of local constants (visible by this module only).
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//=================================================================================================
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// define the number of notifications according the need
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#define NUMBER_OF_NOTIFICATOINS 1
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//=================================================================================================
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// Section: MACROS
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// Description: Definition of local macros (visible by this module only).
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//=================================================================================================
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//=================================================================================================
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// Section: ENUMERATIONS
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// Description: Definition of local enumerations (visible by this module only).
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//=================================================================================================
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//=================================================================================================
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// Section: STRUCTURES
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// Description: Definition of local Structures (visible by this module only).
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//=================================================================================================
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typedef struct
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{
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VARH_pfnNotification pfnCallback;
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PVOID pvArgument;
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} StNotification;
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typedef struct
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{
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VARH_pfnRangeCheck pfnCallback;
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PVOID pvArgument;
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} StRangeCheck;
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//=================================================================================================
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// Section: LOCAL VARIABLES
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// Description: Definition of local variables (visible by this module only).
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//=================================================================================================
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LOCAL VARH_UVariable m_auVariable[VARH_eNumberOfVariables];
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LOCAL StNotification m_astNotifications[VARH_eNumberOfVariables][VARH_eNumberOfNotificationTypes][NUMBER_OF_NOTIFICATOINS] = { 0 };
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LOCAL StRangeCheck m_astRangeCheck[VARH_eNumberOfVariables] = { 0 };
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LOCAL osMutexId_t m_pstMutexID = NULL;
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//=================================================================================================
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// Section: LOCAL CONSTANTS
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// Description: Definition of local constants (visible by this module only).
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//=================================================================================================
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LOCAL CONST VARH_StVarInfo m_astVarInfo[VARH_eNumberOfVariables] =
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{
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{"Status", VARH_FLAG_READONLY, VARH_eUnitByte, VARH_ePrefixNone, (VARH_UVariable)TRUE}, // VARH_eEnable,
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{"VoltageRef En", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eSetMode,
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{"Status G", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertA,
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{"Status R", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertB,
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{"Enabled G", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertA,
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{"Enabled R", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertB,
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{"Inverted G", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertA,
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{"Inverted R", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertB,
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{"Spare G", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertA,
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{"Spare R", VARH_FLAG_NONE, VARH_eUnitBoolean, VARH_ePrefixNone, (VARH_UVariable)FALSE}, // VARH_eInvertB,
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{"Temp HeatSink", VARH_FLAG_FLOAT | VARH_FLAG_READONLY, VARH_eUnitCelsius, VARH_ePrefixNone, (VARH_UVariable)0.0f}, // VARH_eTempCS,
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{"Temp Shunt", VARH_FLAG_FLOAT | VARH_FLAG_READONLY, VARH_eUnitCelsius, VARH_ePrefixNone, (VARH_UVariable)0.0f}, // VARH_eTempRef,
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{"Temp VoltageRef", VARH_FLAG_FLOAT | VARH_FLAG_READONLY, VARH_eUnitCelsius, VARH_ePrefixNone, (VARH_UVariable)0.0f}, // VARH_eTempShunt,
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{"Temp CurrentSrc", VARH_FLAG_FLOAT | VARH_FLAG_READONLY, VARH_eUnitCelsius, VARH_ePrefixNone, (VARH_UVariable)0.0f}, // VARH_eTempShunt,
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};
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LOCAL CONST osMutexAttr_t m_stMutexAttr =
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{
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"VARH_Mutex", // human readable mutex name
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osMutexRecursive | osMutexPrioInherit, // attr_bits
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NULL, // memory for control block
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0U // size for control block
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};
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//=================================================================================================
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// Section: LOCAL FUNCTIONS (PROTOTYPES)
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// Description: Definition of local functions (visible by this module only).
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//=================================================================================================
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PRIVATE VOID vSetVariablesToInitDataCallback( PVOID pvData );
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PRIVATE VOID vCallNotifications( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData );
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PRIVATE BOOL boCheckRange( U8 u8Variable, VARH_UVariable uNewData );
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PRIVATE BOOL boRising( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData );
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PRIVATE BOOL boFalling( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData );
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PRIVATE BOOL boNewValue( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData );
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//=================================================================================================
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// Section: EXTERNAL FUNCTIONS
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// Description: Definition of external (global) functions.
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//=================================================================================================
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//=================================================================================================
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// Section: EXTERNAL VARIABLES
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// Description: Definition of external (global) variables.
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//=================================================================================================
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//=================================================================================================
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// Section: GLOBAL FUNCTIONS
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// Description: Definition (implementation) of global functions.
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//=================================================================================================
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_boInitializeModule
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// Description: Initializes the module. Function must be called once immediately after power-up.
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// Parameters: BOOL boInitConfig
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// Returns: Boolean TRUE if successful
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//-------------------------------------------------------------------------------------------------
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BOOL VARH_boInitializeModule( BOOL boInitConfig )
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{
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ASRT_STATIC_ASSERT( VARH_eNumberOfVariables <= 255 );
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BOOL boOK = TRUE;
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boOK &= ((m_pstMutexID = osMutexNew( &m_stMutexAttr )) == NULL) ? FALSE : TRUE;
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memset( &m_astNotifications, 0, sizeof(m_astNotifications) ); // reset the notifications
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memset( &m_astRangeCheck, 0, sizeof(m_astRangeCheck) ); // reset the function pointers
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if( boInitConfig )
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{
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VARH_vSetAllVariablesToInitData();
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}
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return( boOK );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_boRegisterNotification
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// Description: Registers a notification to the specified variable
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// Parameters: U8 u8Variable
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// VARH_EnNotification enNotification
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// VARH_pfnNotification pfnCallback
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// PVOID pvCallbackArgument
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// Returns: Boolean TRUE if register of Callback was successful, otherwise FALSE
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//-------------------------------------------------------------------------------------------------
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BOOL VARH_boRegisterNotification( U8 u8Variable, VARH_EnNotification enNotification, VARH_pfnNotification pfnCallback, PVOID pvCallbackArgument )
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{
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// check parameters
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#if defined(PDEF_FUNCTION_PARAMETER_CHECK_ENABLED) && PDEF_FUNCTION_PARAMETER_CHECK_ENABLED == TRUE
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if( enNotification >= VARH_eNumberOfNotificationTypes || pfnCallback == NULL)
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{
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return( FALSE );
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}
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#endif
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for( U8 u8Notification = 0; u8Notification < NUMBER_OF_NOTIFICATOINS; u8Notification++ )
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{
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if( m_astNotifications[u8Variable][enNotification][u8Notification].pfnCallback == NULL )
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{
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m_astNotifications[u8Variable][enNotification][u8Notification].pfnCallback = pfnCallback;
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m_astNotifications[u8Variable][enNotification][u8Notification].pvArgument = pvCallbackArgument;
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return( TRUE );
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}
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}
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return( FALSE ); // registration not successful
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_boRegisterRangeCheck
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// Description: Registers the range check function
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// Parameters: U8 u8Variable
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// VARH_pfnRangeCheck pfnCallback
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// PVOID pvCallbackArgument
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// Returns: Boolean TRUE if register of Callback was successful, otherwise FALSE
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//-------------------------------------------------------------------------------------------------
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BOOL VARH_boRegisterRangeCheck( U8 u8Variable, VARH_pfnRangeCheck pfnCallback, PVOID pvCallbackArgument )
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{
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if( m_astRangeCheck[u8Variable].pfnCallback == NULL )
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{
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m_astRangeCheck[u8Variable].pfnCallback = pfnCallback;
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m_astRangeCheck[u8Variable].pvArgument = pvCallbackArgument;
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return( TRUE );
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}
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return( FALSE );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vSetVariableData
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// Description: Sets the Variable Data
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// Parameters: VARH_EnVariables enVariable
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// VARH_UVariable uData
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vSetVariableData( U8 u8Variable, VARH_UVariable uData )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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VARH_UVariable uOldValue = m_auVariable[u8Variable]; // remember old value
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if( boCheckRange( u8Variable, uData ) ) { m_auVariable[u8Variable] = uData; } // store new value
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vCallNotifications( u8Variable, uOldValue, m_auVariable[u8Variable] ); // call notifications
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osMutexRelease( m_pstMutexID ); // release mutex
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vSetBit
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// Description: Sets the bit specified with the bitmask in the specified variable
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// Parameters: U8 u8Variable
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// U32 u32BitMask
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vSetBit( U8 u8Variable, U32 u32BitMask )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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U32 u32Data = m_auVariable[u8Variable].u32Val; // read
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UTIL_SET_BIT( &u32Data, u32BitMask ); // modify
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VARH_vSetVariableData( u8Variable, (VARH_UVariable) u32Data ); // write
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osMutexRelease( m_pstMutexID ); // release mutex
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vClearBit
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// Description: Clears the bit specified with the bitmask in the specified variable
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// Parameters: U8 u8Variable
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// U32 u32BitMask
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vClearBit( U8 u8Variable, U32 u32BitMask )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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U32 u32Data = m_auVariable[u8Variable].u32Val; // read
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UTIL_CLEAR_BIT( &u32Data, u32BitMask ); // modify
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VARH_vSetVariableData( u8Variable, (VARH_UVariable) u32Data ); // write
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osMutexRelease( m_pstMutexID ); // release mutex
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_u32GetBit
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// Description: Gets the bits specified with the bitmask in the specified variable
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// Parameters: U8 u8Variable
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// U32 u32BitMask
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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U32 VARH_u32GetBit( U8 u8Variable, U32 u32BitMask )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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U32 u32Ret = m_auVariable[u8Variable].u32Val & u32BitMask;
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osMutexRelease( m_pstMutexID ); // release mutex
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return( u32Ret );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vIncrement
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// Description: Increments the specifiend variable
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// Parameters: U8 u8Variable
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vIncrement( U8 u8Variable )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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VARH_vSetVariableData( u8Variable, (VARH_UVariable) m_auVariable[u8Variable].u32Val++ );
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osMutexRelease( m_pstMutexID ); // release mutex
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vSetVariableDataFromClient
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// Description: Sets the Variable Data from Client Protocol.
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// Only use this function from Client interpreter
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// Parameters: U8 u8Variable
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// PVOID pvData
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// SDEF_EnByteOrder enByteOrder
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vSetVariableDataFromClient( U8 u8Variable, VARH_UVariable uData )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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// check parameters
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if( m_astVarInfo[u8Variable].u8Flags & VARH_FLAG_READONLY )
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{
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return;
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}
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VARH_UVariable uOldValue = m_auVariable[u8Variable]; // remember old value
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if( boCheckRange( u8Variable, uData ) ) { m_auVariable[u8Variable] = uData; } // store new value
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vCallNotifications( u8Variable, uOldValue, m_auVariable[u8Variable] ); // call notifications
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osMutexRelease( m_pstMutexID ); // release mutex
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_u32GetVariableData
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// Description: Gets the Variable Data
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// Parameters: U8 u8Variable
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// Returns: VARH_UVariable
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//-------------------------------------------------------------------------------------------------
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VARH_UVariable VARH_uGetVariableData( U8 u8Variable )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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VARH_UVariable uVar = m_auVariable[u8Variable];
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osMutexRelease( m_pstMutexID ); // release mutex
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return( uVar );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_u32GetVariableDataFromMSCB
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// Description: Gets the Variable Data from MSCB Protocol
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// Only use this function from MSCB interpreter
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// Parameters: U8 u8Variable
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// PVOID pvData
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// SDEF_EnByteOrder enByteOrder
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// Returns: Number of elements copied
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//-------------------------------------------------------------------------------------------------
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VARH_UVariable VARH_u32GetVariableDataFromClient( U8 u8Variable )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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VARH_UVariable uVar = m_auVariable[u8Variable];
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osMutexRelease( m_pstMutexID ); // release mutex
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return( uVar );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_pstGetVariableInfo
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// Description: Gets the Variable Info
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// Parameters: U8 u8Variable
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// Returns: VARH_StVarInfo*
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//-------------------------------------------------------------------------------------------------
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CONST VARH_StVarInfo* VARH_pstGetVariableInfo( U8 u8Variable )
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{
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return( (CONST VARH_StVarInfo*)&m_astVarInfo[u8Variable] );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vSetVariableToInitData
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// Description: Sets the variable to its initial data
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// Parameters: U8 u8Variable
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vSetVariableToInitData( U8 u8Variable )
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{
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osMutexAcquire( m_pstMutexID, osWaitForever ); // aquire mutex
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VARH_vSetVariableData( u8Variable, m_astVarInfo[u8Variable].uInitData );
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osMutexRelease( m_pstMutexID ); // release mutex
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vSetAllVariablesToInitData
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// Description: Sets all variables to its initial data
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// Parameters: VARH_EnVariables enVariable
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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VOID VARH_vSetAllVariablesToInitData( VOID )
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{
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for( U16 u16Var = 0; u16Var < VARH_eNumberOfVariables; u16Var++ )
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{
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VARH_vSetVariableToInitData( u16Var );
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}
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_vGetNumberOfVariables
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// Description: Gets the number of used variables
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// Parameters: None
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// Returns: U8 number of used variables
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//-------------------------------------------------------------------------------------------------
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U8 VARH_u8GetNumberOfVariables( VOID )
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{
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return( VARH_eNumberOfVariables );
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}
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//-------------------------------------------------------------------------------------------------
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// Function: VARH_boBooleanVarCheck
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// Description: Checks the range of a boolean
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// Parameters: PVOID pvCallbackData
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// VARH_UVariable uNewValue
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// Returns: TRUE, the variable can be written
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//-------------------------------------------------------------------------------------------------
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BOOL VARH_boBooleanVarCheck( PVOID pvCallbackData, VARH_UVariable uNewValue )
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{
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UNUSED( pvCallbackData );
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return( uNewValue.u32Val > 1 ? FALSE : TRUE );
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}
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//=================================================================================================
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// Section: LOCAL FUNCTIONS
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// Descriptionn: Definition (implementation) of local functions.
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//=================================================================================================
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//-------------------------------------------------------------------------------------------------
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// Function: vCallNotifications
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// Description: Calls the notification callback functions
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// Parameters: U8 u8Variable
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// VARH_UVariable uOldData
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// VARH_UVariable uNewData
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// Returns: None
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//-------------------------------------------------------------------------------------------------
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PRIVATE VOID vCallNotifications( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData )
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{
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for( U8 u8Notification = 0; u8Notification < NUMBER_OF_NOTIFICATOINS; u8Notification++ )
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{
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if( m_astNotifications[u8Variable][VARH_eWrite][u8Notification].pfnCallback != NULL )
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{
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m_astNotifications[u8Variable][VARH_eWrite][u8Notification].pfnCallback( m_astNotifications[u8Variable][VARH_eWrite][u8Notification].pvArgument );
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}
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if( boNewValue( u8Variable, uOldData, uNewData ) )
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{
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if( m_astNotifications[u8Variable][VARH_eNewValue][u8Notification].pfnCallback != NULL )
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{
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m_astNotifications[u8Variable][VARH_eNewValue][u8Notification].pfnCallback( m_astNotifications[u8Variable][VARH_eNewValue][u8Notification].pvArgument );
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}
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}
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if( boRising( u8Variable, uOldData, uNewData ) )
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{
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if( m_astNotifications[u8Variable][VARH_eRising][u8Notification].pfnCallback != NULL )
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{
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m_astNotifications[u8Variable][VARH_eRising][u8Notification].pfnCallback( m_astNotifications[u8Variable][VARH_eRising][u8Notification].pvArgument );
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}
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}
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if( boFalling( u8Variable, uOldData, uNewData ) )
|
|
{
|
|
if( m_astNotifications[u8Variable][VARH_eFalling][u8Notification].pfnCallback != NULL )
|
|
{
|
|
m_astNotifications[u8Variable][VARH_eFalling][u8Notification].pfnCallback( m_astNotifications[u8Variable][VARH_eFalling][u8Notification].pvArgument );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//-------------------------------------------------------------------------------------------------
|
|
// Function: boCheckRange
|
|
// Description: Checks the range of the variable
|
|
// Parameters: U8 u8Variable
|
|
// VARH_UVariable uNewData
|
|
// Returns: TRUE, if the value is in the range, otherwise FALSE
|
|
//-------------------------------------------------------------------------------------------------
|
|
PRIVATE BOOL boCheckRange( U8 u8Variable, VARH_UVariable uNewData )
|
|
{
|
|
if( m_astRangeCheck[u8Variable].pfnCallback == NULL )
|
|
{
|
|
return( TRUE );
|
|
}
|
|
return( m_astRangeCheck[u8Variable].pfnCallback( m_astRangeCheck[u8Variable].pvArgument, uNewData ) );
|
|
}
|
|
|
|
//-------------------------------------------------------------------------------------------------
|
|
// Function: boRising
|
|
// Description: returns True, if there is a rising edge on this variable (only for boolean types)
|
|
// Parameters: U8 u8Variable
|
|
// VARH_UVariable uOldData
|
|
// VARH_UVariable uNewData
|
|
// Returns: None
|
|
//-------------------------------------------------------------------------------------------------
|
|
PRIVATE BOOL boRising( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData )
|
|
{
|
|
return( uOldData.u32Val == 0 && uNewData.u32Val == 1 ? TRUE : FALSE );
|
|
}
|
|
|
|
//-------------------------------------------------------------------------------------------------
|
|
// Function: boFalling
|
|
// Description: returns True, if there is a falling edge on this variable (only for boolean types)
|
|
// Parameters: U8 u8Variable
|
|
// VARH_UVariable uOldData
|
|
// VARH_UVariable uNewData
|
|
// Returns: None
|
|
//-------------------------------------------------------------------------------------------------
|
|
PRIVATE BOOL boFalling( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData )
|
|
{
|
|
return( uOldData.u32Val == 1 && uNewData.u32Val == 0 ? TRUE : FALSE );
|
|
}
|
|
|
|
//-------------------------------------------------------------------------------------------------
|
|
// Function: boNewValue
|
|
// Description: returns True, if there is a new value for this variable
|
|
// Parameters: U8 u8Variable
|
|
// VARH_UVariable uOldData
|
|
// VARH_UVariable uNewData
|
|
// Returns: None
|
|
//-------------------------------------------------------------------------------------------------
|
|
PRIVATE BOOL boNewValue( U8 u8Variable, VARH_UVariable uOldData, VARH_UVariable uNewData )
|
|
{
|
|
UNUSED( u8Variable );
|
|
return( uNewData.u32Val != uOldData.u32Val ? TRUE : FALSE);
|
|
}
|