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Annotation of sys/arch/mvme88k/include/m88410.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: m88410.h,v 1.12 2005/12/12 20:36:32 miod Exp $ */
        !             2: /*
        !             3:  * Copyright (c) 2001 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. All advertising materials mentioning features or use of this software
        !            15:  *    must display the following acknowledgement:
        !            16:  *      This product includes software developed by Steve Murphree.
        !            17:  * 4. The name of the author may not be used to endorse or promote products
        !            18:  *    derived from this software without specific prior written permission
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            21:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            22:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            23:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            24:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            25:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            26:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            27:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            28:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            29:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            30:  *
        !            31:  */
        !            32:
        !            33: #ifndef        __M88410_H__
        !            34: #define        __M88410_H__
        !            35:
        !            36: #ifdef _KERNEL
        !            37:
        !            38: /*
        !            39:  *     MC88410 External Cache Controller definitions.
        !            40:  *     This is only available on MVME197 SP, DP and QP models.
        !            41:  */
        !            42:
        !            43: #include <mvme88k/dev/busswreg.h>
        !            44:
        !            45: void   mc88410_flush_page(paddr_t);
        !            46: void   mc88410_flush(void);
        !            47: void   mc88410_inval(void);
        !            48:
        !            49: static __inline__ void
        !            50: mc88410_sync(void)
        !            51: {
        !            52:        mc88410_flush();
        !            53:        mc88410_inval();
        !            54: }
        !            55:
        !            56: static __inline__ int
        !            57: mc88410_present(void)
        !            58: {
        !            59:        return (*(volatile u_int16_t *)(BS_BASE + BS_GCSR)) & BS_GCSR_B410;
        !            60: }
        !            61:
        !            62: #endif /* _KERNEL */
        !            63:
        !            64: #endif /* __M88410_H__ */