CRIS v10: Cleanup kernel/irq.c

/* $Id: irq.c,v 1.4 2005/01/04 12:22:28 starvik Exp $

 *

/*

 *	linux/arch/cris/kernel/irq.c

 *

 *      Copyright (c) 2000-2002 Axis Communications AB

#include <linux/kernel.h>

#include <linux/init.h>

/* From kgdb.c. */

extern void kgdb_init(void);

extern void breakpoint(void);

#define mask_irq(irq_nr) (*R_VECT_MASK_CLR = 1 << (irq_nr));

#define unmask_irq(irq_nr) (*R_VECT_MASK_SET = 1 << (irq_nr));