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62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
/* --COPYRIGHT--,BSD
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* Copyright (c) 2017, Texas Instruments Incorporated
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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
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of Texas Instruments Incorporated nor the names of
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* its contributors may be used to endorse or promote products derived
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* 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"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* 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
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* --/COPYRIGHT--*/
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#include <ti/devices/msp432p4xx/driverlib/debug.h>
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#include <ti/devices/msp432p4xx/driverlib/pmap.h>
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void PMAP_configurePorts(const uint8_t *portMapping, uint8_t pxMAPy,
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uint8_t numberOfPorts, uint8_t portMapReconfigure)
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{
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uint_fast16_t i;
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ASSERT(
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(portMapReconfigure == PMAP_ENABLE_RECONFIGURATION)
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|| (portMapReconfigure == PMAP_DISABLE_RECONFIGURATION));
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//Get write-access to port mapping registers:
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PMAP->KEYID = PMAP_KEYID_VAL;
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//Enable/Disable reconfiguration during runtime
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PMAP->CTL = (PMAP->CTL & ~PMAP_CTL_PRECFG) | portMapReconfigure;
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//Configure Port Mapping:
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for (i = 0; i < numberOfPorts * 8; i++)
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{
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HWREG8(PMAP_BASE + i + pxMAPy) = portMapping[i];
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}
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//Disable write-access to port mapping registers:
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PMAP->KEYID = 0;
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}
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