1/* Kernel debugger for MN10300
2 *
3 * Copyright (C) 2011 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
10 */
11
12#ifndef _ASM_DEBUGGER_H
13#define _ASM_DEBUGGER_H
14
15#if defined(CONFIG_KERNEL_DEBUGGER)
16
17extern int debugger_intercept(enum exception_code, int, int, struct pt_regs *);
18extern int at_debugger_breakpoint(struct pt_regs *);
19
20#ifndef CONFIG_MN10300_DEBUGGER_CACHE_NO_FLUSH
21extern void debugger_local_cache_flushinv(void);
22extern void debugger_local_cache_flushinv_one(u8 *);
23#else
24static inline void debugger_local_cache_flushinv(void) {}
25static inline void debugger_local_cache_flushinv_one(u8 *addr) {}
26#endif
27
28#else /* CONFIG_KERNEL_DEBUGGER */
29
30static inline int debugger_intercept(enum exception_code excep,
31				     int signo, int si_code,
32				     struct pt_regs *regs)
33{
34	return 0;
35}
36
37static inline int at_debugger_breakpoint(struct pt_regs *regs)
38{
39	return 0;
40}
41
42#endif /* CONFIG_KERNEL_DEBUGGER */
43#endif /* _ASM_DEBUGGER_H */
44