74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/* $NetBSD: intr.h,v 1.13 2008/04/28 20:23:23 martin Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* 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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* 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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND 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 THE FOUNDATION OR CONTRIBUTORS
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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 _HPCSH_INTR_H_
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#define _HPCSH_INTR_H_
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#include <sh3/intr.h>
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/*
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* See sys/arch/sh3/sh3/interrupt.c
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* This was 8 for TMU0, TMU1, TMU2, SCIF * 4, HD6446x.
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*
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* For now bump this to 16 so that it's possible to do experiments
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* with new drivers without hitting this limit.
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*/
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#define _INTR_N 16
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#define IPL_VM 11
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#define IPL_SCHED 14
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#define IPL_HIGH 15 /* everything */
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#include <hpcsh/dev/hd6446x/hd6446xintcvar.h>
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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 << 4};
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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 hd6446x_intr_raise(icookie._ipl);
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}
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#include <sys/spl.h>
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#define spl0() hd6446x_intr_resume(0)
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#define splx(x) hd6446x_intr_resume(x)
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#endif /* !_HPCSH_INTR_H_ */
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