/* * Copyright (c) 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 "epit.h" /******************************************************************************* * Code ******************************************************************************/ /*FUNCTION********************************************************************** * * Function Name : EPIT_Init * Description : Initializes the EPIT module according to the specified * parameters in the initConfig. * *END**************************************************************************/ void EPIT_Init(EPIT_Type* base, const epit_init_config_t* initConfig) { assert(initConfig); EPIT_CR_REG(base) = 0; EPIT_SoftReset(base); EPIT_CR_REG(base) = (initConfig->freeRun ? EPIT_CR_RLD_MASK : 0) | (initConfig->waitEnable ? EPIT_CR_WAITEN_MASK : 0) | (initConfig->stopEnable ? EPIT_CR_STOPEN_MASK : 0) | (initConfig->dbgEnable ? EPIT_CR_DBGEN_MASK : 0) | (initConfig->enableMode ? EPIT_CR_ENMOD_MASK : 0); } /*FUNCTION********************************************************************** * * Function Name : EPIT_SetOverwriteCounter * Description : Enable or disable EPIT overwrite counter immediately. * *END**************************************************************************/ void EPIT_SetOverwriteCounter(EPIT_Type* base, bool enable) { if(enable) EPIT_CR_REG(base) |= EPIT_CR_IOVW_MASK; else EPIT_CR_REG(base) &= ~EPIT_CR_IOVW_MASK; } /*FUNCTION********************************************************************** * * Function Name : EPIT_SetIntCmd * Description : Enable or disable EPIT interrupt. * *END**************************************************************************/ void EPIT_SetIntCmd(EPIT_Type* base, bool enable) { if (enable) EPIT_CR_REG(base) |= EPIT_CR_OCIEN_MASK; else EPIT_CR_REG(base) &= ~EPIT_CR_OCIEN_MASK; } /******************************************************************************* * EOF ******************************************************************************/