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/cpufunc.h>
33 #include <machine/frame.h>
34 #include <machine/md_var.h>
35 #include <machine/psl.h>
36 #include <machine/spr.h>
37
38 void kdb_cpu_clear_singlestep(void);
39 void kdb_cpu_set_singlestep(void);
40
41 static __inline void
kdb_cpu_sync_icache(unsigned char * addr,size_t size)42 kdb_cpu_sync_icache(unsigned char *addr, size_t size)
43 {
44
45 __syncicache(addr, size);
46 }
47
48 static __inline void
kdb_cpu_trap(int vector,int _)49 kdb_cpu_trap(int vector, int _)
50 {
51 }
52
53 static __inline int
kdb_cpu_set_watchpoint(vm_offset_t addr,vm_size_t size,int access)54 kdb_cpu_set_watchpoint(vm_offset_t addr, vm_size_t size, int access)
55 {
56
57 return (ENXIO);
58 }
59
60 static __inline int
kdb_cpu_clr_watchpoint(vm_offset_t addr,vm_size_t size)61 kdb_cpu_clr_watchpoint(vm_offset_t addr, vm_size_t size)
62 {
63
64 return (0);
65 }
66
67 #endif /* _MACHINE_KDB_H_ */
68