1 /* $NetBSD: kdbparam.h,v 1.5 1997/06/22 07:42:50 jonathan Exp $ */ 2 3 /*- 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell. 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. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)kdbparam.h 8.1 (Berkeley) 6/10/93 39 */ 40 41 /* 42 * Machine dependent definitions for kdb. 43 */ 44 45 #if BYTE_ORDER == LITTLE_ENDIAN 46 #define kdbshorten(w) ((w) & 0xFFFF) 47 #define kdbbyte(w) ((w) & 0xFF) 48 #define kdbitol(a,b) ((long)(((b) << 16) | ((a) & 0xFFFF))) 49 #define kdbbtol(a) ((long)(a)) 50 #endif 51 52 #define LPRMODE "%R" 53 #define OFFMODE "+%R" 54 55 #define SETBP(ins) MIPS_BREAK_BRKPT 56 57 /* return the program counter value modified if we are in a delay slot */ 58 #define kdbgetpc(pcb) (kdbvar[kdbvarchk('t')] < 0 ? \ 59 (pcb).pcb_regs[34] + 4 : (pcb).pcb_regs[34]) 60 #define kdbishiddenreg(p) ((p) >= &kdbreglist[33]) 61 #define kdbisbreak(type) (((type) & MIPS_CR_EXC_CODE) == 0x24) 62 63 /* check for address wrap around */ 64 #define kdbaddrwrap(addr,newaddr) (((addr)^(newaddr)) >> 31) 65 66 /* declare machine dependent routines defined in kadb.c */ 67 void kdbprinttrap __P((unsigned, unsigned)); 68 void kdbsetsstep __P((void)); 69 void kdbclrsstep __P((void)); 70 void kdbreadc __P((char *)); 71 void kdbwrite __P((char *, int)); 72 void kdbprintins __P((int, long)); 73 void kdbstacktrace __P((int)); 74 char *kdbmalloc __P((int)); 75