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/*
* Copyright (c) 2013 - 2015, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* o Neither the name of Freescale Semiconductor, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "fsl_aoi_hal.h"
#if FSL_FEATURE_SOC_AOI_COUNT
/*FUNCTION**********************************************************************
*
* Function Name : AOI_HAL_Init
* Description : This function initializes the module to the reset state.
* This state is defined in Reference Manual, which is the power on reset value.
*
*END**************************************************************************/
void AOI_HAL_Init(AOI_Type* base)
{
uint32_t i;
for (i = 0; i < FSL_FEATURE_AOI_EVENT_COUNT; i++)
{
/* clear the AOI_BFCRT01n and AOI_BFCRT23n registers for all events */
AOI_CLR_BFCRT01(base, i, 0xFFFFU);
AOI_CLR_BFCRT23(base, i, 0xFFFFU);
}
}
/*FUNCTION**********************************************************************
*
* Function Name : AOI_HAL_Reset
* Description : This function resets all product term inputs in selected event
* to a known state. This state is defined in Reference Manual, which is the power on
* reset value.
*
*END**************************************************************************/
void AOI_HAL_Reset(AOI_Type* base, aoi_event_index_t event)
{
assert(event < FSL_FEATURE_AOI_EVENT_COUNT);
/* clear the AOI_BFCRT01n and AOI_BFCRT23n registers of desired event */
AOI_CLR_BFCRT01(base, event, 0xFFFFU);
AOI_CLR_BFCRT23(base, event, 0xFFFFU);
}
/*FUNCTION**********************************************************************
*
* Function Name : AOI_HAL_SetSignalLogicUnit
* Description : Defines the Boolean evaluation associated with the selected input in the
* selected product term of the desired event.
*
* This function defines the Boolean evaluation associated with the selected input in the selected
* product term of the desired event.
*
*END**************************************************************************/
void AOI_HAL_SetSignalLogicUnit(AOI_Type* base,
aoi_event_index_t event,
aoi_product_term_t productTerm,
aoi_input_signal_index_t input,
aoi_input_config_t config)
{
assert(event < FSL_FEATURE_AOI_EVENT_COUNT);
uint16_t value;
/* First, decide if we are programming term 0 and 1 or term 2 and 3 */
if ((productTerm == kAoiTerm0) || (productTerm == kAoiTerm1))
{
/* Program the value for desired input (A, B, C or C) and term (0 or 1) */
value = ((AOI_RD_BFCRT01(base, event) & ~(3U << (2U*(3U-input) + 8U*((productTerm+1U)%2U)))) |
(config << (2U*(3U-input) + 8U*((productTerm+1U)%2U))));
AOI_WR_BFCRT01(base, event, value);
}
else
{
/* Program the value for desired input (A, B, C or C) and term (2 or 3) */
value = ((AOI_RD_BFCRT23(base, event) & ~(3U << (2U*(3U-input) + 8U*((productTerm+1U)%2U)))) |
(config << (2U*(3U-input) + 8U*((productTerm+1U)%2U))));
AOI_WR_BFCRT23(base, event, value);
}
}
/*FUNCTION**********************************************************************
*
* Function Name : AOI_HAL_GetSignalLogicUnit
* Description : Gets the Boolean evaluation associated with the selected input in the selected
* product term of the desired event
*
* This function returns the Boolean evaluation associated with the selected input in the selected
* product term of the desired event.
*
*END**************************************************************************/
aoi_input_config_t AOI_HAL_GetSignalLogicUnit(AOI_Type* base,
aoi_event_index_t event,
aoi_product_term_t productTerm,
aoi_input_signal_index_t input)
{
assert(event < FSL_FEATURE_AOI_EVENT_COUNT);
uint16_t value;
/* First, decide if we are reading from term 0 and 1 or term 2 and 3 */
if ((productTerm == kAoiTerm0) || (productTerm == kAoiTerm1))
{
value = (AOI_RD_BFCRT01(base, event) >> (2U*(3U-input) + 8U*((productTerm+1U)%2U))) & 3U;
}
else
{
value = (AOI_RD_BFCRT23(base, event) >> (2U*(3U-input) + 8U*((productTerm+1U)%2U))) & 3U;
}
return (aoi_input_config_t)(value);
}
#endif /* FSL_FEATURE_SOC_AOI_COUNT */
/*******************************************************************************
* EOF
*******************************************************************************/
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