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      1 /*	$NetBSD: cacheops_machdep.h,v 1.7 2011/02/08 20:20:20 rmind Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1988 University of Utah.
      5  * Copyright (c) 1980, 1990, 1993
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * the Systems Programming Group of the University of Utah Computer
     10  * Science Department.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  */
     36 
     37 #ifndef _NEWS68K_CACHEOPS_MACHDEP_H_
     38 #define	_NEWS68K_CACHEOPS_MACHDEP_H_
     39 
     40 extern void *cache_clr;
     41 
     42 static __inline int __attribute__((__unused__))
     43 DCIx_md(void)
     44 {
     45 	volatile uint8_t *p = cache_clr;
     46 
     47 	if (ectype != EC_VIRT) {
     48 		return 0;
     49 	}
     50 
     51 	*p = 0xff;
     52 	return 1;
     53 }
     54 
     55 static __inline int __attribute__((__unused__))
     56 DCIA_md(void)
     57 {
     58 	return DCIx_md();
     59 }
     60 
     61 static __inline int __attribute__((__unused__))
     62 DCIS_md(void)
     63 {
     64 	return DCIx_md();
     65 }
     66 
     67 static __inline int __attribute__((__unused__))
     68 DCIU_md(void)
     69 {
     70 	return DCIx_md();
     71 }
     72 
     73 static __inline int __attribute__((__unused__))
     74 PCIA_md(void)
     75 {
     76 	volatile uint8_t *p = cache_clr;
     77 
     78 	if (ectype != EC_PHYS) {
     79 		return 0;
     80 	}
     81 
     82 	*p = 0xff;
     83 	return 1;
     84 }
     85 #endif	/* _NEWS68K_CACHEOPS_MACHDEP_H_ */
     86