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Annotation of sys/arch/m88k/include/intr.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: intr.h,v 1.8 2007/05/16 19:37:06 thib Exp $   */
        !             2: /*
        !             3:  * Copyright (C) 2000 Steve Murphree, Jr.
        !             4:  * All rights reserved.
        !             5:  *
        !             6:  * Redistribution and use in source and binary forms, with or without
        !             7:  * modification, are permitted provided that the following conditions
        !             8:  * are met:
        !             9:  * 1. Redistributions of source code must retain the above copyright
        !            10:  *    notice, this list of conditions and the following disclaimer.
        !            11:  * 2. Redistributions in binary form must reproduce the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer in the
        !            13:  *    documentation and/or other materials provided with the distribution.
        !            14:  * 3. The name of the author may not be used to endorse or promote products
        !            15:  *    derived from this software without specific prior written permission.
        !            16:  *
        !            17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            18:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            19:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            20:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            21:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            22:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            23:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            24:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            25:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            26:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  */
        !            28:
        !            29: #ifndef _M88K_INTR_H_
        !            30: #define _M88K_INTR_H_
        !            31:
        !            32: #ifdef _KERNEL
        !            33: #ifndef _LOCORE
        !            34: unsigned setipl(unsigned level);
        !            35: unsigned raiseipl(unsigned level);
        !            36: int spl0(void);
        !            37:
        !            38: /* SPL asserts */
        !            39: #ifdef DIAGNOSTIC
        !            40: /*
        !            41:  * Although this function is implemented in MI code, it must be in this MD
        !            42:  * header because we don't want this header to include MI includes.
        !            43:  */
        !            44: void splassert_fail(int, int, const char *);
        !            45: extern int splassert_ctl;
        !            46: void splassert_check(int, const char *);
        !            47: #define splassert(__wantipl) do {                      \
        !            48:        if (splassert_ctl > 0) {                        \
        !            49:                splassert_check(__wantipl, __func__);   \
        !            50:        }                                               \
        !            51: } while (0)
        !            52: #else
        !            53: #define        splassert(wantipl)      do { /* nothing */ } while (0)
        !            54: #endif
        !            55:
        !            56: #endif /* _LOCORE */
        !            57:
        !            58: #define splsoftclock()         raiseipl(IPL_SOFTCLOCK)
        !            59: #define splsoftnet()           raiseipl(IPL_SOFTNET)
        !            60: #define splbio()               raiseipl(IPL_BIO)
        !            61: #define splnet()               raiseipl(IPL_NET)
        !            62: #define spltty()               raiseipl(IPL_TTY)
        !            63: #define splclock()             raiseipl(IPL_CLOCK)
        !            64: #define splstatclock()         raiseipl(IPL_STATCLOCK)
        !            65: #define        splsched()              raiseipl(IPL_SCHED)
        !            66: #define splvm()                        raiseipl(IPL_VM)
        !            67: #define splhigh()              setipl(IPL_HIGH)
        !            68:
        !            69: #define        spllock()               splhigh()
        !            70:
        !            71: #define splx(x)                        ((x) ? setipl((x)) : spl0())
        !            72:
        !            73: #endif /* _KERNEL */
        !            74: #endif /* _M88K_INTR_H_ */