1/* $NetBSD: kdbparam.h,v 1.9 2020/07/26 08:08:41 simonb 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. 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 * @(#)kdbparam.h 8.1 (Berkeley) 6/10/93 35 */ 36 37/* 38 * Machine dependent definitions for kdb. 39 */ 40 41#if BYTE_ORDER == LITTLE_ENDIAN 42#define kdbshorten(w) ((w) & 0xFFFF) 43#define kdbbyte(w) ((w) & 0xFF) 44#define kdbitol(a,b) ((long)(((b) << 16) | ((a) & 0xFFFF))) 45#define kdbbtol(a) ((long)(a)) 46#endif 47 48#define LPRMODE "%R" 49#define OFFMODE "+%R" 50 51#define SETBP(ins) MIPS_BREAK_BRKPT 52 53/* return the program counter value modified if we are in a delay slot */ 54#define kdbgetpc(pcb) (kdbvar[kdbvarchk('t')] < 0 ? \ 55 (pcb).pcb_regs[34] + 4 : (pcb).pcb_regs[34]) 56#define kdbishiddenreg(p) ((p) >= &kdbreglist[33]) 57#define kdbisbreak(type) (((type) & MIPS_CR_EXC_CODE) == 0x24) 58 59/* check for address wrap around */ 60#define kdbaddrwrap(addr,newaddr) (((addr)^(newaddr)) >> 31) 61 62/* declare machine dependent routines defined in kadb.c */ 63void kdbprinttrap(unsigned, unsigned); 64void kdbsetsstep(void); 65void kdbclrsstep(void); 66void kdbreadc(char *); 67void kdbwrite(char *, int); 68void kdbprintins(int, long); 69void kdbstacktrace(int); 70char *kdbmalloc(int); 71