215 lines
8.1 KiB
C
215 lines
8.1 KiB
C
/*
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* Copyright 2016-2019 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include "fsl_aoi.h"
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/* Component ID definition, used by tools. */
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#ifndef FSL_COMPONENT_ID
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#define FSL_COMPONENT_ID "platform.drivers.aoi"
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#endif
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/*******************************************************************************
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* Variables
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******************************************************************************/
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/*! @brief Pointers to aoi bases for each instance. */
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static AOI_Type *const s_aoiBases[] = AOI_BASE_PTRS;
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#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
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/*! @brief Pointers to aoi clocks for each instance. */
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static const clock_ip_name_t s_aoiClocks[] = AOI_CLOCKS;
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#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
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/*******************************************************************************
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* Prototypes
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******************************************************************************/
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/*!
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* @brief Get instance number for AOI module.
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*
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* @param base AOI peripheral base address
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*
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* @return The AOI instance
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*/
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static uint32_t AOI_GetInstance(AOI_Type *base);
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/*******************************************************************************
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* Code
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******************************************************************************/
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static uint32_t AOI_GetInstance(AOI_Type *base)
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{
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uint32_t instance;
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/* Find the instance index from base address mappings. */
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for (instance = 0; instance < ARRAY_SIZE(s_aoiBases); instance++)
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{
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if (s_aoiBases[instance] == base)
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{
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break;
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}
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}
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assert(instance < ARRAY_SIZE(s_aoiBases));
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return instance;
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}
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/*!
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* brief Initializes an AOI instance for operation.
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*
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* This function un-gates the AOI clock.
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*
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* param base AOI peripheral address.
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*/
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void AOI_Init(AOI_Type *base)
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{
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#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
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/* Enable the clock gate from clock manager. */
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CLOCK_EnableClock(s_aoiClocks[AOI_GetInstance(base)]);
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#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
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}
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/*!
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* brief Deinitializes an AOI instance for operation.
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*
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* This function shutdowns AOI module.
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*
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* param base AOI peripheral address.
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*/
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void AOI_Deinit(AOI_Type *base)
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{
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#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
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/* Disable the clock gate from clock manager */
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CLOCK_DisableClock(s_aoiClocks[AOI_GetInstance(base)]);
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#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
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}
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/*!
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* brief Gets the Boolean evaluation associated.
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*
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* This function returns the Boolean evaluation associated.
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*
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* Example:
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code
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aoi_event_config_t demoEventLogicStruct;
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AOI_GetEventLogicConfig(AOI, kAOI_Event0, &demoEventLogicStruct);
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endcode
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*
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* param base AOI peripheral address.
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* param event Index of the event which will be set of type aoi_event_t.
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* param config Selected input configuration .
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*/
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void AOI_GetEventLogicConfig(AOI_Type *base, aoi_event_t event, aoi_event_config_t *config)
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{
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assert((uint32_t)event < (uint32_t)FSL_FEATURE_AOI_EVENT_COUNT);
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assert(config != NULL);
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uint16_t value;
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uint16_t temp;
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/* Read BFCRT01 register at event index. */
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value = base->BFCRT[event].BFCRT01;
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temp = (value & AOI_BFCRT01_PT0_AC_MASK) >> AOI_BFCRT01_PT0_AC_SHIFT;
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config->PT0AC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT0_BC_MASK) >> AOI_BFCRT01_PT0_BC_SHIFT;
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config->PT0BC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT0_CC_MASK) >> AOI_BFCRT01_PT0_CC_SHIFT;
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config->PT0CC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT0_DC_MASK) >> AOI_BFCRT01_PT0_DC_SHIFT;
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config->PT0DC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT1_AC_MASK) >> AOI_BFCRT01_PT1_AC_SHIFT;
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config->PT1AC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT1_BC_MASK) >> AOI_BFCRT01_PT1_BC_SHIFT;
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config->PT1BC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT1_CC_MASK) >> AOI_BFCRT01_PT1_CC_SHIFT;
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config->PT1CC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT01_PT1_DC_MASK) >> AOI_BFCRT01_PT1_DC_SHIFT;
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config->PT1DC = (aoi_input_config_t)temp;
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/* Read BFCRT23 register at event index. */
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value = base->BFCRT[event].BFCRT23;
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temp = (value & AOI_BFCRT23_PT2_AC_MASK) >> AOI_BFCRT23_PT2_AC_SHIFT;
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config->PT2AC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT2_BC_MASK) >> AOI_BFCRT23_PT2_BC_SHIFT;
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config->PT2BC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT2_CC_MASK) >> AOI_BFCRT23_PT2_CC_SHIFT;
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config->PT2CC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT2_DC_MASK) >> AOI_BFCRT23_PT2_DC_SHIFT;
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config->PT2DC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT3_AC_MASK) >> AOI_BFCRT23_PT3_AC_SHIFT;
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config->PT3AC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT3_BC_MASK) >> AOI_BFCRT23_PT3_BC_SHIFT;
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config->PT3BC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT3_CC_MASK) >> AOI_BFCRT23_PT3_CC_SHIFT;
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config->PT3CC = (aoi_input_config_t)temp;
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temp = (value & AOI_BFCRT23_PT3_DC_MASK) >> AOI_BFCRT23_PT3_DC_SHIFT;
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config->PT3DC = (aoi_input_config_t)temp;
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}
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/*!
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* brief Configures an AOI event.
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*
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* This function configures an AOI event according
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* to the aoiEventConfig structure. This function configures all inputs (A, B, C, and D)
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* of all product terms (0, 1, 2, and 3) of a desired event.
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*
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* Example:
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code
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aoi_event_config_t demoEventLogicStruct;
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demoEventLogicStruct.PT0AC = kAOI_InvInputSignal;
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demoEventLogicStruct.PT0BC = kAOI_InputSignal;
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demoEventLogicStruct.PT0CC = kAOI_LogicOne;
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demoEventLogicStruct.PT0DC = kAOI_LogicOne;
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demoEventLogicStruct.PT1AC = kAOI_LogicZero;
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demoEventLogicStruct.PT1BC = kAOI_LogicOne;
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demoEventLogicStruct.PT1CC = kAOI_LogicOne;
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demoEventLogicStruct.PT1DC = kAOI_LogicOne;
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demoEventLogicStruct.PT2AC = kAOI_LogicZero;
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demoEventLogicStruct.PT2BC = kAOI_LogicOne;
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demoEventLogicStruct.PT2CC = kAOI_LogicOne;
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demoEventLogicStruct.PT2DC = kAOI_LogicOne;
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demoEventLogicStruct.PT3AC = kAOI_LogicZero;
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demoEventLogicStruct.PT3BC = kAOI_LogicOne;
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demoEventLogicStruct.PT3CC = kAOI_LogicOne;
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demoEventLogicStruct.PT3DC = kAOI_LogicOne;
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AOI_SetEventLogicConfig(AOI, kAOI_Event0, demoEventLogicStruct);
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endcode
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*
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* param base AOI peripheral address.
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* param event Event which will be configured of type aoi_event_t.
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* param eventConfig Pointer to type aoi_event_config_t structure. The user is responsible for
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* filling out the members of this structure and passing the pointer to this function.
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*/
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void AOI_SetEventLogicConfig(AOI_Type *base, aoi_event_t event, const aoi_event_config_t *eventConfig)
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{
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assert(eventConfig != NULL);
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assert((uint32_t)event < (uint32_t)FSL_FEATURE_AOI_EVENT_COUNT);
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uint16_t value;
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/* Calculate value to configure product term 0, 1 */
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value = AOI_BFCRT01_PT0_AC(eventConfig->PT0AC) | AOI_BFCRT01_PT0_BC(eventConfig->PT0BC) |
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AOI_BFCRT01_PT0_CC(eventConfig->PT0CC) | AOI_BFCRT01_PT0_DC(eventConfig->PT0DC) |
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AOI_BFCRT01_PT1_AC(eventConfig->PT1AC) | AOI_BFCRT01_PT1_BC(eventConfig->PT1BC) |
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AOI_BFCRT01_PT1_CC(eventConfig->PT1CC) | AOI_BFCRT01_PT1_DC(eventConfig->PT1DC);
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/* Write value to register */
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base->BFCRT[event].BFCRT01 = value;
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/* Reset and calculate value to configure product term 2, 3 */
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value = AOI_BFCRT23_PT2_AC(eventConfig->PT2AC) | AOI_BFCRT23_PT2_BC(eventConfig->PT2BC) |
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AOI_BFCRT23_PT2_CC(eventConfig->PT2CC) | AOI_BFCRT23_PT2_DC(eventConfig->PT2DC) |
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AOI_BFCRT23_PT3_AC(eventConfig->PT3AC) | AOI_BFCRT23_PT3_BC(eventConfig->PT3BC) |
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AOI_BFCRT23_PT3_CC(eventConfig->PT3CC) | AOI_BFCRT23_PT3_DC(eventConfig->PT3DC);
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/* Write value to register */
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base->BFCRT[event].BFCRT23 = value;
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}
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