86 lines
3.5 KiB
C
86 lines
3.5 KiB
C
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//*****************************************************************************
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//
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// hwspinlock.h
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//
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// Prototypes for the Apps-NWP spinlock.
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//
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// Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
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//
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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
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// 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
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (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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//*****************************************************************************
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#ifndef __HWSPINLOCK_H__
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#define __HWSPINLOCK_H__
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//*****************************************************************************
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//
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// If building with a C++ compiler, make all of the definitions in this header
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// have a C binding.
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//
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//*****************************************************************************
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//*****************************************************************************
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// values that can be passed to API as ui32LockID parameter
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//*****************************************************************************
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#define HWSPINLOCK_SSPI 0x02000000
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//*****************************************************************************
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// Values that are returned from HwSpinLockTest()
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//*****************************************************************************
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#define HWSPINLOCK_OWNER_APPS 0x00000001
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#define HWSPINLOCK_OWNER_NWP 0x00000002
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#define HWSPINLOCK_OWNER_NONE 0x00000000
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//*****************************************************************************
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//
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// API Function prototypes
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//
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//*****************************************************************************
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extern void HwSpinLockAcquire(uint32_t ui32LockID);
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extern int32_t HwSpinLockTryAcquire(uint32_t ui32LockID, uint32_t ui32Retry);
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extern void HwSpinLockRelease(uint32_t ui32LockID);
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extern uint32_t HwSpinLockTest(uint32_t ui32LockID, bool bCurrentStatus);
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//*****************************************************************************
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//
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// Mark the end of the C bindings section for C++ compilers.
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//
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//*****************************************************************************
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#ifdef __cplusplus
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}
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#endif
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#endif // __HWSPINLOCK_H__
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