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
17 extern int debugger_intercept(enum exception_code, int, int, struct pt_regs *);
18 extern int at_debugger_breakpoint(struct pt_regs *);
19
20 #ifndef CONFIG_MN10300_DEBUGGER_CACHE_NO_FLUSH
21 extern void debugger_local_cache_flushinv(void);
22 extern void debugger_local_cache_flushinv_one(u8 *);
23 #else
debugger_local_cache_flushinv(void)24 static inline void debugger_local_cache_flushinv(void) {}
debugger_local_cache_flushinv_one(u8 * addr)25 static inline void debugger_local_cache_flushinv_one(u8 *addr) {}
26 #endif
27
28 #else /* CONFIG_KERNEL_DEBUGGER */
29
debugger_intercept(enum exception_code excep,int signo,int si_code,struct pt_regs * regs)30 static 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
at_debugger_breakpoint(struct pt_regs * regs)37 static 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