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 *  arch/arm/include/asm/fiq.h
 * Support for FIQ on ARM architectures.
 * Written by Philip Blundell <philb@gnu.org>, 1998
 * Re-written by Russell King

#ifndef __ASM_FIQ_H
#define __ASM_FIQ_H

#include <asm/ptrace.h>

struct fiq_handler {
      struct fiq_handler *next;
      /* Name
      const char *name;
      /* Called to ask driver to relinquish/
       * reacquire FIQ
       * return zero to accept, or -<errno>
      int (*fiq_op)(void *, int relinquish);
      /* data for the relinquish/reacquire functions
      void *dev_id;

extern int claim_fiq(struct fiq_handler *f);
extern void release_fiq(struct fiq_handler *f);
extern void set_fiq_handler(void *start, unsigned int length);
extern void set_fiq_regs(struct pt_regs *regs);
extern void get_fiq_regs(struct pt_regs *regs);
extern void enable_fiq(int fiq);
extern void disable_fiq(int fiq);


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