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