forked from Archive/PX4-Autopilot
77 lines
2.5 KiB
C
77 lines
2.5 KiB
C
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/****************************************************************************
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* arch/rgmp/include/irq.h
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*
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* Copyright (C) 2011 Yu Qiang. All rights reserved.
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* Author: Yu Qiang <yuq825@gmail.com>
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*
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* This file is a part of NuttX:
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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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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#ifndef __ARCH_RGMP_INCLUDE_IRQ_H
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#define __ARCH_RGMP_INCLUDE_IRQ_H
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#define NR_IRQS 0
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#ifndef __ASSEMBLY__
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#include <rgmp/spinlock.h>
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#include <arch/types.h>
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#include <rgmp/trap.h>
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struct xcptcontext {
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struct Trapframe *tf;
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// for signal using
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unsigned int save_eip;
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unsigned int save_eflags;
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void *sigdeliver;
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};
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void push_xcptcontext(struct xcptcontext *xcp);
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void pop_xcptcontext(struct xcptcontext *xcp);
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extern int nest_irq;
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static inline irqstate_t irqsave(void)
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{
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return pushcli();
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}
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static inline void irqrestore(irqstate_t flags)
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{
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popcli(flags);
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}
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#endif /* !__ASSEMBLY__ */
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#endif
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