rt-thread/bsp/lm3s/Libraries/driverlib/interrupt.h

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//*****************************************************************************
//
// interrupt.h - Prototypes for the NVIC Interrupt Controller Driver.
//
// Copyright (c) 2005-2010 Texas Instruments Incorporated. All rights reserved.
// Software License Agreement
//
// Texas Instruments (TI) is supplying this software for use solely and
// exclusively on TI's microcontroller products. The software is owned by
// TI and/or its suppliers, and is protected under applicable copyright
// laws. You may not combine this software with "viral" open-source
// software in order to form a larger program.
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
// DAMAGES, FOR ANY REASON WHATSOEVER.
//
// This is part of revision 6459 of the Stellaris Peripheral Driver Library.
//
//*****************************************************************************
#ifndef __INTERRUPT_H__
#define __INTERRUPT_H__
//*****************************************************************************
//
// If building with a C++ compiler, make all of the definitions in this header
// have a C binding.
//
//*****************************************************************************
#ifdef __cplusplus
extern "C"
{
#endif
//*****************************************************************************
//
// Macro to generate an interrupt priority mask based on the number of bits
// of priority supported by the hardware.
//
//*****************************************************************************
#define INT_PRIORITY_MASK ((0xFF << (8 - NUM_PRIORITY_BITS)) & 0xFF)
//*****************************************************************************
//
// Prototypes for the APIs.
//
//*****************************************************************************
extern tBoolean IntMasterEnable(void);
extern tBoolean IntMasterDisable(void);
extern void IntRegister(unsigned long ulInterrupt, void (*pfnHandler)(void));
extern void IntUnregister(unsigned long ulInterrupt);
extern void IntPriorityGroupingSet(unsigned long ulBits);
extern unsigned long IntPriorityGroupingGet(void);
extern void IntPrioritySet(unsigned long ulInterrupt,
unsigned char ucPriority);
extern long IntPriorityGet(unsigned long ulInterrupt);
extern void IntEnable(unsigned long ulInterrupt);
extern void IntDisable(unsigned long ulInterrupt);
extern void IntPendSet(unsigned long ulInterrupt);
extern void IntPendClear(unsigned long ulInterrupt);
extern void IntPriorityMaskSet(unsigned long ulPriorityMask);
extern unsigned long IntPriorityMaskGet(void);
//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif
#endif // __INTERRUPT_H__