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      1 /*	$NetBSD: memreg.h,v 1.10 2012/07/29 00:04:05 matt Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This software was developed by the Computer Systems Engineering group
      8  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
      9  * contributed to Berkeley.
     10  *
     11  * All advertising materials mentioning features or use of this software
     12  * must display the following acknowledgement:
     13  *	This product includes software developed by the University of
     14  *	California, Lawrence Berkeley Laboratory.
     15  *
     16  * Redistribution and use in source and binary forms, with or without
     17  * modification, are permitted provided that the following conditions
     18  * are met:
     19  * 1. Redistributions of source code must retain the above copyright
     20  *    notice, this list of conditions and the following disclaimer.
     21  * 2. Redistributions in binary form must reproduce the above copyright
     22  *    notice, this list of conditions and the following disclaimer in the
     23  *    documentation and/or other materials provided with the distribution.
     24  * 3. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  *	@(#)memreg.h	8.1 (Berkeley) 6/11/93
     41  */
     42 
     43 /*
     44  * Sun-4c memory error register.
     45  * The register is a single word.
     46  */
     47 extern volatile u_int	*par_err_reg;	/* virtual address; NULL if not yet mapped */
     48 
     49 /*
     50  * Bits in parity error register.
     51  * The register is cleared when read, except for the test and enable bits.
     52  */
     53 #define	PER_ERR		0x80	/* a parity error occurred */
     54 #define	PER_MULTI	0x40	/* more than one occurred */
     55 #define	PER_TEST	0x20	/* test (invert parity) */
     56 #define	PER_ENABLE	0x10	/* enable parity error reports */
     57 #define	PER_BYTE0	0x08	/* error occurred in byte 0 (bits 31..24) */
     58 #define	PER_BYTE1	0x04	/* error occurred in byte 1 (bits 23..16) */
     59 #define	PER_BYTE2	0x02	/* error occurred in byte 2 (bits 15..8) */
     60 #define	PER_BYTE3	0x01	/* error occurred in byte 3 (bits 7..0) */
     61 
     62 #define	PER_BITS "\20\10ERR\7MULTI\6TEST\5ENABLE\4BYTE0\3BYTE1\2BYTE2\1BYTE3"
     63 
     64 
     65 
     66 /*
     67  * sun4m ...
     68  */
     69 struct trapframe;
     70 void memerr4_4c(unsigned, u_int, u_int, u_int, u_int, struct trapframe *);
     71 void memerr4m(unsigned, u_int, u_int, struct trapframe *);
     72 void viking_memerr(unsigned, u_int, u_int, struct trapframe *);
     73 void hypersparc_memerr(unsigned, u_int, u_int, struct trapframe *);
     74