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Diffstat (limited to 'sys/arch/beagle/include/beagle_intr.h')
| -rw-r--r-- | sys/arch/beagle/include/beagle_intr.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/sys/arch/beagle/include/beagle_intr.h b/sys/arch/beagle/include/beagle_intr.h new file mode 100644 index 00000000000..8a97a26401b --- /dev/null +++ b/sys/arch/beagle/include/beagle_intr.h @@ -0,0 +1,119 @@ +/* $OpenBSD: beagle_intr.h,v 1.1 2009/05/08 03:13:26 drahn Exp $ */ +/* $NetBSD: intr.h,v 1.12 2003/06/16 20:00:59 thorpej Exp $ */ + +/* + * Copyright (c) 2001, 2003 Wasabi Systems, Inc. + * All rights reserved. + * + * Written by Jason R. Thorpe for Wasabi Systems, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed for the NetBSD Project by + * Wasabi Systems, Inc. + * 4. The name of Wasabi Systems, Inc. may not be used to endorse + * or promote products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef BEAGLEBOARD_INTR_H +#define BEAGLEBOARD_INTR_H + +#ifndef _LKM + +#include <beagle/dev/intc.h> + +#endif + +#ifndef _LOCORE + + +#if defined(_LKM) + +int _splraise(int); +int _spllower(int); +void splx(int); +void _setsoftintr(int); + +#else /* _LKM */ + +/* + * Each board needs to define the following functions: + * + * int _splraise(int); + * int _spllower(int); + * void splx(int); + * void _setsoftintr(int); + * + * These may be defined as functions, static __inline functions, or macros, + * but there must be a _spllower() and splx() defined as functions callable + * from assembly language (for cpu_switch()). However, since it's quite + * useful to be able to inline splx(), you could do something like the + * following: + * + * in <boardtype>_intr.h: + * static __inline int + * boardtype_splx(int spl) + * {...} + * + * #define splx(nspl) boardtype_splx(nspl) + * ... + * and in boardtype's machdep code: + * + * ... + * #undef splx + * int + * splx(int spl) + * { + * return boardtype_splx(spl); + * } + */ + + +#endif /* _LKM */ + + +#ifdef DIAGNOSTIC +/* + * Although this function is implemented in MI code, it must be in this MD + * header because we don't want this header to include MI includes. + */ +void splassert_fail(int, int, const char *); +extern int splassert_ctl; +void i80321_splassert_check(int, const char *); +#define splassert(__wantipl) do { \ + if (splassert_ctl > 0) { \ + i80321_splassert_check(__wantipl, __func__); \ + } \ +} while (0) +#define splsoftassert(wantipl) splassert(wantipl) +#else +#define splassert(wantipl) do { /* nothing */ } while (0) +#define splsoftassert(wantipl) do { /* nothing */ } while (0) +#endif + + + +#endif /* ! _LOCORE */ + +#endif /* BEAGLEBOARD_INTR_H */ |