112 lines
4.7 KiB
C
112 lines
4.7 KiB
C
/********************************************************************************************
|
|
* arch/arm/include/lpc54xxx/irq.h
|
|
*
|
|
* Copyright (C) 2017 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 directly but, rather,
|
|
* only indirectly through nuttx/irq.h
|
|
*/
|
|
|
|
#ifndef __ARCH_ARM_INCLUDE_LPC54XX_IRQ_H
|
|
#define __ARCH_ARM_INCLUDE_LPC54XX_IRQ_H
|
|
|
|
/********************************************************************************************
|
|
* Included Files
|
|
********************************************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
# include <stdint.h>
|
|
#endif
|
|
|
|
/********************************************************************************************
|
|
* 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.
|
|
*/
|
|
|
|
/* Processor Exceptions (vectors 0-15) */
|
|
|
|
#define LPC54_IRQ_RESERVED (0) /* Reserved vector (only used with CONFIG_DEBUG_FEATURES) */
|
|
/* Vector 0: Reset stack pointer value */
|
|
/* Vector 1: Reset (not handler as an IRQ) */
|
|
#define LPC54_IRQ_NMI (2) /* Vector 2: Non-Maskable Interrupt (NMI) */
|
|
#define LPC54_IRQ_HARDFAULT (3) /* Vector 3: Hard fault */
|
|
#define LPC54_IRQ_MEMFAULT (4) /* Vector 4: Memory management (MPU) */
|
|
#define LPC54_IRQ_BUSFAULT (5) /* Vector 5: Bus fault */
|
|
#define LPC54_IRQ_USAGEFAULT (6) /* Vector 6: Usage fault */
|
|
#define LPC54_IRQ_SIGNVALUE (7) /* Vector 7: Sign value */
|
|
#define LPC54_IRQ_SVCALL (11) /* Vector 11: SVC call */
|
|
#define LPC54_IRQ_DBGMONITOR (12) /* Vector 12: Debug Monitor */
|
|
/* Vector 13: Reserved */
|
|
#define LPC54_IRQ_PENDSV (14) /* Vector 14: Pendable system service request */
|
|
#define LPC54_IRQ_SYSTICK (15) /* Vector 15: System tick */
|
|
#define LPC54_IRQ_EXTINT (16) /* Vector 16: Vector number of the first external interrupt */
|
|
|
|
/* Cortex-M4 External interrupts (vectors >= 16) */
|
|
|
|
#if defined(CONFIG_ARCH_FAMILY_LPC546XX)
|
|
# include <arch/lpc54xx/lpc546x_irq.h>
|
|
#else
|
|
# error "Unsupported LPC54 MCU"
|
|
#endif
|
|
|
|
/********************************************************************************************
|
|
* Public Types
|
|
********************************************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
typedef void (*vic_vector_t)(uint32_t *regs);
|
|
|
|
/********************************************************************************************
|
|
* Public Function Prototypes
|
|
********************************************************************************************/
|
|
|
|
#ifdef __cplusplus
|
|
#define EXTERN extern "C"
|
|
extern "C"
|
|
{
|
|
#else
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
#undef EXTERN
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
#endif /* __ARCH_ARM_INCLUDE_LPC54XX_IRQ_H */
|