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/****************************************************************************
* arch/arm/include/lpc17xxx/irq.h
*
* Copyright (C) 2010-2011, 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/* This file should never be included directed but, rather, only indirectly
* through nuttx/irq.h
*/
#ifndef __ARCH_ARM_INCLUDE_LPC17XX_IRQ_H
#define __ARCH_ARM_INCLUDE_LPC17XX_IRQ_H
/****************************************************************************
* Included Files
****************************************************************************/
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
#include <arch/lpc17xx/chip.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* IRQ numbers. The IRQ number corresponds vector number and hence map
* directly to bits in the NVIC. This does, however, waste several words of
* memory in the IRQ to handle mapping tables.
*/
/* Common Processor Exceptions (vectors 0-15) */
#define LPC17_IRQ_RESERVED (0) /* Reserved vector (only used with CONFIG_DEBUG) */
/* Vector 0: Reset stack pointer value */
/* Vector 1: Reset (not handler as an IRQ) */
#define LPC17_IRQ_NMI (2) /* Vector 2: Non-Maskable Interrupt (NMI) */
#define LPC17_IRQ_HARDFAULT (3) /* Vector 3: Hard fault */
#define LPC17_IRQ_MEMFAULT (4) /* Vector 4: Memory management (MPU) */
#define LPC17_IRQ_BUSFAULT (5) /* Vector 5: Bus fault */
#define LPC17_IRQ_USAGEFAULT (6) /* Vector 6: Usage fault */
#define LPC17_IRQ_SVCALL (11) /* Vector 11: SVC call */
#define LPC17_IRQ_DBGMONITOR (12) /* Vector 12: Debug Monitor */
/* Vector 13: Reserved */
#define LPC17_IRQ_PENDSV (14) /* Vector 14: Pendable system service request */
#define LPC17_IRQ_SYSTICK (15) /* Vector 15: System tick */
/* External interrupts (vectors >= 16) */
#define LPC17_IRQ_EXTINT (16) /* Vector number of the first external interrupt */
/* Family Specfic Interrupts */
#if defined(LPC176x) /* LPC175/6 family */
# include <arch/lpc17xx/lpc176x_irq.h>
#elif defined(LPC178x) /* LPC177/8 family */
# include <arch/lpc17xx/lpc178x_irq.h>
#else
# error "Unknown LPC17xx family"
#endif
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
typedef void (*vic_vector_t)(uint32_t *regs);
/****************************************************************************
* Inline functions
****************************************************************************/
/****************************************************************************
* Public Variables
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
extern "C"
{
#endif
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_ARM_INCLUDE_LPC17XX_IRQ_H */
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