114 lines
3.2 KiB
C
114 lines
3.2 KiB
C
/* $NetBSD: intr.h,v 1.1 2013/04/28 12:11:26 kiyohara Exp $ */
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/*
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* Copyright (c) 2001, 2003 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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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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* 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 the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#ifndef _EPOC32_INTR_H_
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#define _EPOC32_INTR_H_
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#ifdef _KERNEL
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/* Interrupt priority "levels". */
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#define IPL_NONE 0 /* nothing */
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#define IPL_SOFTCLOCK 1 /* timeouts */
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#define IPL_SOFTBIO 2 /* block I/O */
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#define IPL_SOFTNET 3 /* software network interrupt */
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#define IPL_SOFTSERIAL 4 /* software serial interrupt */
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#define IPL_VM 5 /* memory allocation */
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#define IPL_SCHED 6 /* clock interrupt */
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#define IPL_HIGH 7 /* everything */
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#define NIPL 8
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/* Interrupt sharing types. */
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#define IST_NONE 0 /* none */
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#define IST_PULSE 1 /* pulsed */
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#define IST_EDGE 2 /* edge-triggered */
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#define IST_LEVEL 3 /* level-triggered */
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#define __NEWINTR /* enables new hooks in cpu_fork()/cpu_switch() */
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#define ARM_IRQ_HANDLER _C_LABEL(epoc32_irq_handler)
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#ifndef _LOCORE
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#include <sys/queue.h>
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#if defined(_LKM)
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int _splraise(int);
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int _spllower(int);
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void splx(int);
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#else /* _LKM */
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#define PIC_MAXSOURCES 16
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#define PIC_MAXMAXSOURCES 16
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#include <arm/pic/picvar.h>
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#endif /* _LKM */
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#define splsoft() _splraise(IPL_SOFT)
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typedef uint8_t ipl_t;
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typedef struct {
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ipl_t _ipl;
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} ipl_cookie_t;
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static inline ipl_cookie_t
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makeiplcookie(ipl_t ipl)
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{
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return (ipl_cookie_t){._ipl = ipl};
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}
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static inline int
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splraiseipl(ipl_cookie_t icookie)
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{
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return _splraise(icookie._ipl);
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}
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#define spl0() _spllower(IPL_NONE)
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#include <sys/spl.h>
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#endif /* ! _LOCORE */
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#endif /* _KERNEL */
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#endif /* _EPOC32_INTR_H_ */
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