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

1.1     ! nbrk        1: /*     $OpenBSD: intr.h,v 1.6 2007/05/16 19:38:21 thib Exp $   */
        !             2: /*     $NetBSD: intr.h,v 1.1 2006/09/01 21:26:18 uwe Exp $     */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 2002 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. All advertising materials mentioning features or use of this software
        !            17:  *    must display the following acknowledgement:
        !            18:  *        This product includes software developed by the NetBSD
        !            19:  *        Foundation, Inc. and its contributors.
        !            20:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            21:  *    contributors may be used to endorse or promote products derived
        !            22:  *    from this software without specific prior written permission.
        !            23:  *
        !            24:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            25:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            26:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            27:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            28:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            29:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            30:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            31:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            32:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            33:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            34:  * POSSIBILITY OF SUCH DAMAGE.
        !            35:  */
        !            36:
        !            37: #ifndef _LANDISK_INTR_H_
        !            38: #define _LANDISK_INTR_H_
        !            39:
        !            40: #include <sh/intr.h>
        !            41:
        !            42: /* Number of interrupt source */
        !            43: #define _INTR_N                16
        !            44:
        !            45: /* Interrupt priority levels */
        !            46: #define        IPL_BIO         10      /* block I/O */
        !            47: #define        IPL_NET         11      /* network */
        !            48: #define        IPL_TTY         12      /* terminal */
        !            49: #define        IPL_AUDIO       13      /* serial */
        !            50: #define        IPL_CLOCK       14      /* clock */
        !            51: #define        IPL_SCHED       14      /* scheduling */
        !            52: #define        IPL_HIGH        15      /* everything */
        !            53:
        !            54: #define        splsoftclock()          _cpu_intr_raise(IPL_SOFTCLOCK << 4)
        !            55: #define        splsoftnet()            _cpu_intr_raise(IPL_SOFTNET << 4)
        !            56: #define        splsoftserial()         _cpu_intr_raise(IPL_SOFTSERIAL << 4)
        !            57: #define        splbio()                _cpu_intr_raise(IPL_BIO << 4)
        !            58: #define        splnet()                _cpu_intr_raise(IPL_NET << 4)
        !            59: #define        spltty()                _cpu_intr_raise(IPL_TTY << 4)
        !            60: #define        splvm()                 spltty()
        !            61: #define        splaudio()              _cpu_intr_raise(IPL_AUDIO << 4)
        !            62: #define        splclock()              _cpu_intr_raise(IPL_CLOCK << 4)
        !            63: #define        splstatclock()          splclock()
        !            64: #define        splsched()              _cpu_intr_raise(IPL_SCHED << 4)
        !            65: #define        splhigh()               _cpu_intr_suspend()
        !            66: #define        spllock()               splhigh()
        !            67:
        !            68: #define        spl0()                  _cpu_intr_resume(IPL_NONE << 4)
        !            69: #define        splx(x)                 _cpu_intr_resume(x)
        !            70:
        !            71: #ifdef DIAGNOSTIC
        !            72: /*
        !            73:  * Although this function is implemented in MI code, it must be in this MD
        !            74:  * header because we don't want this header to include MI includes.
        !            75:  */
        !            76: void splassert_fail(int, int, const char *);
        !            77: extern int splassert_ctl;
        !            78: void splassert_check(int, const char *);
        !            79: #define        splassert(__wantipl) \
        !            80: do {                                                                   \
        !            81:        if (splassert_ctl > 0) {                                        \
        !            82:                splassert_check(__wantipl, __func__);                   \
        !            83:        }                                                               \
        !            84: } while (0)
        !            85: #else
        !            86: #define        splassert(wantipl)      do { /* nothing yet */ } while (0)
        !            87: #endif
        !            88:
        !            89: void intr_init(void);
        !            90: void *extintr_establish(int, int, int (*)(void *), void *, const char *);
        !            91: void extintr_disestablish(void *ih);
        !            92: void extintr_enable(void *ih);
        !            93: void extintr_disable(void *ih);
        !            94: void extintr_disable_by_num(int irq);
        !            95:
        !            96: #endif /* !_LANDISK_INTR_H_ */