115 lines
4.7 KiB
C
115 lines
4.7 KiB
C
/****************************************************************************************
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* arch/arm/include/imxrt/irq.h
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*
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* Copyright (C) 2018 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************************/
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/* This file should never be included directed but, rather, only indirectly through
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* nuttx/irq.h
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*/
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#ifndef __ARCH_ARM_INCLUDE_IMXRT_IRQ_H
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#define __ARCH_ARM_INCLUDE_IMXRT_IRQ_H
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/****************************************************************************************
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* Included Files
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****************************************************************************************/
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#include <nuttx/config.h>
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#include <arch/imxrt/chip.h>
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/****************************************************************************************
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* Pre-processor Definitions
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****************************************************************************************/
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/* IRQ numbers. The IRQ number corresponds vector number and hence map directly to
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* bits in the NVIC. This does, however, waste several words of memory in the IRQ
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* to handle mapping tables.
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*/
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/* Common Processor Exceptions (vectors 0-15) */
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#define IMXRT_IRQ_RESERVED (0) /* Reserved vector (only used with CONFIG_DEBUG_FEATURES) */
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/* Vector 0: Reset stack pointer value */
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/* Vector 1: Reset (not handler as an IRQ) */
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#define IMXRT_IRQ_NMI (2) /* Vector 2: Non-Maskable Interrupt (NMI) */
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#define IMXRT_IRQ_HARDFAULT (3) /* Vector 3: Hard fault */
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#define IMXRT_IRQ_MEMFAULT (4) /* Vector 4: Memory management (MPU) */
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#define IMXRT_IRQ_BUSFAULT (5) /* Vector 5: Bus fault */
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#define IMXRT_IRQ_USAGEFAULT (6) /* Vector 6: Usage fault */
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/* Vectors 7-10: Reserved */
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#define IMXRT_IRQ_SVCALL (11) /* Vector 11: SVC call */
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#define IMXRT_IRQ_DBGMONITOR (12) /* Vector 12: Debug Monitor */
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/* Vector 13: Reserved */
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#define IMXRT_IRQ_PENDSV (14) /* Vector 14: Pendable system service request */
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#define IMXRT_IRQ_SYSTICK (15) /* Vector 15: System tick */
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/* Chip-Specific External interrupts */
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#define IMXRT_IRQ_EXTINT (16) /* Vector number of the first external interrupt */
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#if defined(CONFIG_ARCH_FAMILY_IMXRT105x)
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# include <arch/imxrt/imxrt105x_irq.h>
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#else
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# error Unrecognized i.MX RT architecture
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#endif
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/****************************************************************************************
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* Public Types
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****************************************************************************************/
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#ifndef __ASSEMBLY__
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/****************************************************************************************
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* Public Data
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****************************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************************
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* Public Function Prototypes
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****************************************************************************************/
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif /* __ARCH_ARM_INCLUDE_IMXRT_IRQ_H */
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