110 lines
4.5 KiB
C
110 lines
4.5 KiB
C
/**
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* @file xmc_pau.c
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* @date 2015-06-20
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*
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* @cond
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*********************************************************************************************************************
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* XMClib v2.1.8 - XMC Peripheral Driver Library
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*
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* Copyright (c) 2015-2016, Infineon Technologies AG
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,are permitted provided that the
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* following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided with the distribution.
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*
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* Neither the name of the copyright holders nor the names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY,OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* To improve the quality of the software, users are encouraged to share modifications, enhancements or bug fixes with
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* Infineon Technologies AG dave@infineon.com).
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*********************************************************************************************************************
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*
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* Change History
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* --------------
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*
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* 2015-02-20:
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* - Initial <br>
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*
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* 2015-06-20:
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* - Removed GetDriverVersion API
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* @endcond
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*
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*/
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/**
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*
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* @brief PAU driver for XMC1 microcontroller family.
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*
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*/
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/*********************************************************************************************************************
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* HEADER FILES
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*********************************************************************************************************************/
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#include "xmc_pau.h"
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#if defined(PAU)
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/**********************************************************************************************************************
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* API IMPLEMENTATION
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*********************************************************************************************************************/
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/*
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* Enable peripheral access
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*/
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void XMC_PAU_EnablePeripheralAccess(XMC_PAU_PERIPHERAL_t peripheral)
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{
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uint32_t reg_num;
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reg_num = ((uint32_t)peripheral & 0xf0000000U) >> 28U;
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XMC_PAU->PRIVDIS[reg_num] &= (uint32_t)~((uint32_t)peripheral & 0x0fffffffUL);
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}
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/*
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* Disable peripheral access
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*/
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void XMC_PAU_DisablePeripheralAccess(XMC_PAU_PERIPHERAL_t peripheral)
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{
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uint32_t reg_num;
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reg_num = ((uint32_t)peripheral & 0xf0000000U) >> 28U;
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XMC_PAU->PRIVDIS[reg_num] |= (uint32_t)((uint32_t)peripheral & 0x0fffffffUL);
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}
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/*
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* Check if peripheral access is enabled
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*/
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bool XMC_PAU_IsPeripheralAccessEnabled(XMC_PAU_PERIPHERAL_t peripheral)
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{
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uint32_t reg_num;
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reg_num = ((uint32_t)peripheral & 0xf0000000U) >> 28U;
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return (bool)(XMC_PAU->PRIVDIS[reg_num] & ((uint32_t)peripheral & 0x0fffffffUL));
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}
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/*
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* Check if peripheral is available
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*/
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bool XMC_PAU_IsPeripheralAvailable(XMC_PAU_PERIPHERAL_t peripheral)
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{
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uint32_t reg_num;
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reg_num = ((uint32_t)peripheral & 0xf0000000U) >> 28U;
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return (bool)(XMC_PAU->AVAIL[reg_num] & ((uint32_t)peripheral & 0x0fffffffUL));
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}
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#endif /* defined(PAU) */
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