Annotation of sys/arch/vax/bi/kdbreg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: kdbreg.h,v 1.5 2003/06/02 23:27:57 millert Exp $ */
! 2: /* $NetBSD: kdbreg.h,v 1.3 1999/11/03 21:57:40 ragge Exp $ */
! 3: /*
! 4: * Copyright (c) 1988 Regents of the University of California.
! 5: * All rights reserved.
! 6: *
! 7: * This code is derived from software contributed to Berkeley by
! 8: * Chris Torek.
! 9: *
! 10: * Redistribution and use in source and binary forms, with or without
! 11: * modification, are permitted provided that the following conditions
! 12: * are met:
! 13: * 1. Redistributions of source code must retain the above copyright
! 14: * notice, this list of conditions and the following disclaimer.
! 15: * 2. Redistributions in binary form must reproduce the above copyright
! 16: * notice, this list of conditions and the following disclaimer in the
! 17: * documentation and/or other materials provided with the distribution.
! 18: * 3. Neither the name of the University nor the names of its contributors
! 19: * may be used to endorse or promote products derived from this software
! 20: * without specific prior written permission.
! 21: *
! 22: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 23: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 24: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 25: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 26: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 27: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 28: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 29: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 30: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 31: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 32: * SUCH DAMAGE.
! 33: *
! 34: * @(#)kdbreg.h 7.3 (Berkeley) 6/28/90
! 35: */
! 36:
! 37: /*
! 38: * The KDB50 registers are embedded inside the bi interface
! 39: * general-purpose registers.
! 40: */
! 41: #ifdef notdef
! 42: struct kdb_regs {
! 43: struct biiregs kdb_bi;
! 44: short kdb_xxx; /* first half of GPR 0 unused */
! 45: short kdb_ip; /* initialisation and polling */
! 46: short kdb_sa; /* status & address (r/o half) */
! 47: short kdb_sw; /* status & address (w/o half) */
! 48: };
! 49: #endif
! 50:
! 51: #define KDB_IP 0xf2
! 52: #define KDB_SA 0xf4
! 53: #define KDB_SW 0xf6
! 54:
! 55: #define KDBSR_BITS \
! 56: "\20\20ERR\17STEP4\16STEP3\15STEP2\14STEP1\13oldNV\12oldQB\11DI\10IE\1GO"
! 57:
! 58: /*
! 59: * Asserting KDB_MAP in values placed in mscp_seq.seq_buffer tells
! 60: * the KDB to use mscp_seq.seq_mapbase as a set of PTEs and seq_buffer
! 61: * as an offset value. Hence we need no mappings; the KDB50 reads
! 62: * the hardware page tables directly. (Without KDB_MAP, seq_bufer
! 63: * represents the physical memory address instead, and seq_mapbase is
! 64: * unused.)
! 65: */
! 66: #define KDB_MAP 0x80000000
! 67: #define KDB_PHYS 0 /* pseudo flag */
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