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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [Common/] [drivers/] [LuminaryMicro/] [interrupt.h] - Rev 610

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//*****************************************************************************
//
// interrupt.h - Prototypes for the NVIC Interrupt Controller Driver.
//
// Copyright (c) 2005-2008 Luminary Micro, Inc.  All rights reserved.
// 
// Software License Agreement
// 
// Luminary Micro, Inc. (LMI) is supplying this software for use solely and
// exclusively on LMI's microcontroller products.
// 
// The software is owned by LMI and/or its suppliers, and is protected under
// applicable copyright laws.  All rights are reserved.  You may not combine
// this software with "viral" open-source software in order to form a larger
// program.  Any use in violation of the foregoing restrictions may subject
// the user to criminal sanctions under applicable laws, as well as to civil
// liability for the breach of the terms and conditions of this license.
// 
// THIS SOFTWARE IS PROVIDED "AS IS".  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.
// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
// 
// This is part of revision 2523 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);
 
//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif
 
#endif // __INTERRUPT_H__
 

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