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