#include <linux/module.h>#include <asm/rt_irq.h>#include <asm/io.h>#include <linux/cons.h>#include "common.h"static int output = 0xffffffff;void intr_handler(void) {/* 	static int debug = 0; */	outb(output, LPT_PORT);	output = ~output;/* 	if(debug++ == 1000){conpr("x"); debug = 0;} *//* 	rtl_printf("i"); */}int init_module(void){	request_RTirq(LPT_IRQ, intr_handler);	outb_p(0x10, LPT_PORT + 2);	return 0;} void cleanup_module(void){	free_RTirq(LPT_IRQ);}