2013-01-08 22:40:58 +08:00
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//*****************************************************************************
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//
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// interrupt.h - Prototypes for the NVIC Interrupt Controller Driver.
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//
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// Copyright (c) 2005-2011 Texas Instruments Incorporated. All rights reserved.
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// Software License Agreement
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//
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// Texas Instruments (TI) is supplying this software for use solely and
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// exclusively on TI's microcontroller products. The software is owned by
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// TI and/or its suppliers, and is protected under applicable copyright
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// laws. You may not combine this software with "viral" open-source
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// software in order to form a larger program.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
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// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
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// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
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// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
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// DAMAGES, FOR ANY REASON WHATSOEVER.
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//
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// This is part of revision 8264 of the Stellaris Peripheral Driver Library.
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//
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//*****************************************************************************
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#ifndef __INTERRUPT_H__
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#define __INTERRUPT_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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//
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// Macro to generate an interrupt priority mask based on the number of bits
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// of priority supported by the hardware.
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//
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//*****************************************************************************
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#define INT_PRIORITY_MASK ((0xFF << (8 - NUM_PRIORITY_BITS)) & 0xFF)
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//*****************************************************************************
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//
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// Prototypes for the APIs.
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//
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//*****************************************************************************
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extern tBoolean IntMasterEnable(void);
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extern tBoolean IntMasterDisable(void);
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extern void IntRegister(unsigned long ulInterrupt, void (*pfnHandler)(void));
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extern void IntUnregister(unsigned long ulInterrupt);
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extern void IntPriorityGroupingSet(unsigned long ulBits);
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extern unsigned long IntPriorityGroupingGet(void);
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extern void IntPrioritySet(unsigned long ulInterrupt,
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unsigned char ucPriority);
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extern long IntPriorityGet(unsigned long ulInterrupt);
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extern void IntEnable(unsigned long ulInterrupt);
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extern void IntDisable(unsigned long ulInterrupt);
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extern void IntPendSet(unsigned long ulInterrupt);
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extern void IntPendClear(unsigned long ulInterrupt);
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extern void IntPriorityMaskSet(unsigned long ulPriorityMask);
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extern unsigned long IntPriorityMaskGet(void);
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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 // __INTERRUPT_H__
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