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1 /*
2  *	Trap handling definitions.
3  *
4  *	Copyright (C) 2002, 2003  Maciej W. Rozycki
5  *
6  *	This program is free software; you can redistribute it and/or
7  *	modify it under the terms of the GNU General Public License
8  *	as published by the Free Software Foundation; either version
9  *	2 of the License, or (at your option) any later version.
10  */
11 #ifndef _ASM_TRAPS_H
12 #define _ASM_TRAPS_H
13 
14 /*
15  * Possible status responses for a board_be_handler backend.
16  */
17 #define MIPS_BE_DISCARD	0		/* return with no action */
18 #define MIPS_BE_FIXUP	1		/* return to the fixup code */
19 #define MIPS_BE_FATAL	2		/* treat as an unrecoverable error */
20 
21 extern void (*board_be_init)(void);
22 extern int (*board_be_handler)(struct pt_regs *regs, int is_fixup);
23 
24 extern void (*board_nmi_handler_setup)(void);
25 extern void (*board_ejtag_handler_setup)(void);
26 extern void (*board_bind_eic_interrupt)(int irq, int regset);
27 extern void (*board_ebase_setup)(void);
28 
29 extern int register_nmi_notifier(struct notifier_block *nb);
30 
31 #define nmi_notifier(fn, pri)						\
32 ({									\
33 	static struct notifier_block fn##_nb = {			\
34 		.notifier_call = fn,					\
35 		.priority = pri						\
36 	};								\
37 									\
38 	register_nmi_notifier(&fn##_nb);				\
39 })
40 
41 #endif /* _ASM_TRAPS_H */
42