traps.h

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/*
 *  Trap handling definitions.
 *
 *  Copyright (C) 2002, 2003  Maciej W. Rozycki
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version
 *  2 of the License, or (at your option) any later version.
 */
#ifndef _ASM_TRAPS_H
#define _ASM_TRAPS_H

/*
 * Possible status responses for a board_be_handler backend.
 */
#define MIPS_BE_DISCARD 0       /* return with no action */
#define MIPS_BE_FIXUP   1       /* return to the fixup code */
#define MIPS_BE_FATAL   2       /* treat as an unrecoverable error */

extern void (*board_be_init)(void);
extern int (*board_be_handler)(struct pt_regs *regs, int is_fixup);

extern void (*board_nmi_handler_setup)(void);
extern void (*board_ejtag_handler_setup)(void);
extern void (*board_bind_eic_interrupt)(int irq, int regset);
extern void (*board_ebase_setup)(void);
extern void (*board_cache_error_setup)(void);

extern int register_nmi_notifier(struct notifier_block *nb);

#define nmi_notifier(fn, pri)                       \
({                                  \
    static struct notifier_block fn##_nb = {            \
        .notifier_call = fn,                    \
        .priority = pri                     \
    };                              \
                                    \
    register_nmi_notifier(&fn##_nb);                \
})

#endif /* _ASM_TRAPS_H */