1/*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2004 Marcel Moolenaar 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#ifndef _MACHINE_KDB_H_ 30#define _MACHINE_KDB_H_ 31 32#include <machine/frame.h> 33#include <machine/psl.h> 34 35int kdb_cpu_set_watchpoint(vm_offset_t addr, vm_size_t size, int access); 36int kdb_cpu_clr_watchpoint(vm_offset_t addr, vm_size_t size); 37 38static __inline void 39kdb_cpu_clear_singlestep(void) 40{ 41 kdb_frame->tf_rflags &= ~PSL_T; 42} 43 44static __inline void 45kdb_cpu_set_singlestep(void) 46{ 47 kdb_frame->tf_rflags |= PSL_T; 48} 49 50static __inline void 51kdb_cpu_sync_icache(unsigned char *addr, size_t size) 52{ 53} 54 55static __inline void 56kdb_cpu_trap(int type, int code) 57{ 58} 59 60#endif /* _MACHINE_KDB_H_ */ 61