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Annotation of sys/arch/mvme88k/include/m88410.h, Revision 1.1.1.1

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__ */