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git-subtree-dir: examples/knx-cc1310/coresdk_cc13xx_cc26xx git-subtree-split: 0d78d3280357416a5c0388148cda13717c9ffaa5
74 lines
2.9 KiB
C
74 lines
2.9 KiB
C
/******************************************************************************
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* Filename: adi.c
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* Revised: 2016-11-17 16:39:28 +0100 (Thu, 17 Nov 2016)
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* Revision: 47706
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*
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* Description: Driver for the ADI interface
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*
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* Copyright (c) 2015 - 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 are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of the ORGANIZATION nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* 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, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************/
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#include "../inc/hw_types.h"
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#include "../inc/hw_memmap.h"
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#include "../inc/hw_aux_smph.h"
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#include "adi.h"
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#include "cpu.h"
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//*****************************************************************************
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//
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// SafeHapiVoid() and SafeHapiAuxAdiSelect()
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// Common wrapper functions for the Hapi functions needing workaround for the
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// "bus arbitration" issue.
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//
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//*****************************************************************************
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void SafeHapiVoid( FPTR_VOID_VOID_T fPtr )
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{
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bool bIrqEnabled = ( ! CPUcpsid() );
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while ( ! HWREG( AUX_SMPH_BASE + AUX_SMPH_O_SMPH0 ));
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fPtr();
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HWREG( AUX_SMPH_BASE + AUX_SMPH_O_SMPH0 ) = 1;
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if ( bIrqEnabled ) {
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CPUcpsie();
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}
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}
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void SafeHapiAuxAdiSelect( FPTR_VOID_UINT8_T fPtr, uint8_t ut8Signal )
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{
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bool bIrqEnabled = ( ! CPUcpsid() );
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while ( ! HWREG( AUX_SMPH_BASE + AUX_SMPH_O_SMPH0 ));
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fPtr( ut8Signal );
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HWREG( AUX_SMPH_BASE + AUX_SMPH_O_SMPH0 ) = 1;
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if ( bIrqEnabled ) {
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CPUcpsie();
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}
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}
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