incubator-nuttx/arch/arm/include/mx8mp/irq.h

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2023-07-25 00:41:05 +08:00
/****************************************************************************
* arch/arm/include/mx8mp/irq.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/* This file should never be included directly but, rather, only indirectly
* through nuttx/irq.h
*/
#ifndef __ARCH_ARM_INCLUDE_MX8MP_IRQ_H
#define __ARCH_ARM_INCLUDE_MX8MP_IRQ_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/irq.h>
/****************************************************************************
* Pre-processor Prototypes
****************************************************************************/
/* 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 MX8MP_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 MX8MP_IRQ_NMI (2) /* Vector 2: Non-Maskable Interrupt (NMI) */
#define MX8MP_IRQ_HARDFAULT (3) /* Vector 3: Hard fault */
#define MX8MP_IRQ_MEMFAULT (4) /* Vector 4: Memory management (MPU) */
#define MX8MP_IRQ_BUSFAULT (5) /* Vector 5: Bus fault */
#define MX8MP_IRQ_USAGEFAULT (6) /* Vector 6: Usage fault
* Vectors 7-10: Reserved */
#define MX8MP_IRQ_SVCALL (11) /* Vector 11: SVC call */
#define MX8MP_IRQ_DBGMONITOR (12) /* Vector 12: Debug Monitor
* Vector 13: Reserved */
#define MX8MP_IRQ_PENDSV (14) /* Vector 14: Pendable system service request */
#define MX8MP_IRQ_SYSTICK (15) /* Vector 15: System tick */
/* External interrupts (vectors >= 16).
* These definitions are chip-specific
*/
#define MX8MP_IRQ_FIRST (16) /* Vector number of the first external interrupt */
#if defined(CONFIG_ARCH_CHIP_MX8MP)
# include <arch/mx8mp/mx8mp_irq.h>
#else
/* The interrupt vectors for other parts are defined in other documents and
* may or may not be the same as above (the family members are all very
* similar).
* This error just means that you have to look at the document and determine
* for yourself if the vectors are the same.
*/
# error "No IRQ numbers for this MX8Mx part"
#endif
#endif /* __ARCH_ARM_INCLUDE_MX8MP_IRQ_H */