#ifndef _FPGA_IO_H_#define _FPGA_IO_H_#include <linux/ioctl.h> /* needed for the _IOW etc stuff used later */#include <asm/hardware.h>#include <asm/io.h>#include <linux/ioport.h>#include <asm/arch-s3c2410/regs-gpio.h>#include <asm/arch-s3c2410/regs-gpioj.h>struct IO_mem_dev {	struct semaphore sem;     /* mutual exclusion semaphore     */	struct cdev cdev;	  /* Char device structure		*/};/* * Split minors in two parts */#define TYPE(minor)	(((minor) >> 4) & 0xf)	/* high nibble */#define NUM(minor)	((minor) & 0xf)		/* low  nibble *//* * The different configurable parameters */extern int IO_mem_major;     /* main.c */extern int IO_mem_minor;int     IO_mem_ioctl(struct inode *inode, struct file *filp,                    unsigned int cmd, unsigned long arg);/* * Ioctl definitions *//* Use 'k' as magic number */#define IO_MEM_MAGIC  'k'/* Please use a different 8-bit number in your code */#define IO_MEM_0    _IO(IO_MEM_MAGIC, 0)#define IO_MEM_1 	_IO(IO_MEM_MAGIC, 1)#define IO_MEM_2    _IO(IO_MEM_MAGIC,  2)#define IO_MEM_3 	_IO(IO_MEM_MAGIC,  3)#define IO_MEM_STATUS 	_IOR(IO_MEM_MAGIC,  4, int)#define IO_MEM_MAXNR 4#endif /* _SCULL_H_ */