nuttx/arch/risc-v/include/irq.h

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/****************************************************************************
* arch/risc-v/include/irq.h
*
* Copyright (C) 2016 Ken Pettit. All rights reserved.
* Author: Ken Pettit <pettitkd@gmail.com>
*
* 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.
*
* 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_RISCV_INCLUDE_IRQ_H
#define __ARCH_RISCV_INCLUDE_IRQ_H
/****************************************************************************
* Included Files
****************************************************************************/
/* Include chip-specific IRQ definitions (including IRQ numbers) */
#include <stdint.h>
#include <nuttx/irq.h>
#include <arch/chip/irq.h>
/* Include RISC-V architecture-specific IRQ definitions */
#if defined(CONFIG_ARCH_RV32IM) || defined(CONFIG_ARCH_RV32I)
# include <arch/rv32im/irq.h>
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
typedef uint32_t irqstate_t;
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Variables
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
irqstate_t irqsave(void);
void irqrestore(irqstate_t);
#endif /* __ARCH_RISCV_INCLUDE_IRQ_H */