pr_debug("i2c-elektor: registers %#x remapped to %p\n", base, base_iomem);  
static int pcf_isa_init(void){	spin_lock_init(&lock);	if (!mmapped) {		if (!request_region(base, 2, "i2c (isa bus adapter)")) {			printk(KERN_ERR			       "i2c-elektor: requested I/O region (0x%X:2) "			       "is in use.\n", base);			return -ENODEV;		}	}	if (irq > 0) {		if (request_irq(irq, pcf_isa_handler, 0, "PCF8584", NULL) < 0) {			printk(KERN_ERR "i2c-elektor: Request irq%d failed\n", irq);			irq = 0;		} else			enable_irq(irq);	}	return 0;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/3634ff6a32e90d9db0ec19297e80059143c1aa7f/i2c-elektor.c/clean/drivers/i2c/busses/i2c-elektor.c