text: /****************************************************************************
   * 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 */
  