return readl((void *) ap->ioaddr.scr_addr + (sc_reg * 4)); 
return readl((void __iomem *) ap->ioaddr.scr_addr + (sc_reg * 4)); 
static u32 pdc_sata_scr_read (struct ata_port *ap, unsigned int sc_reg){	if (sc_reg > SCR_CONTROL)		return 0xffffffffU;	return readl((void *) ap->ioaddr.scr_addr + (sc_reg * 4));}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/b181d3b0121e141cb410ea3126b4dbe4f8e1751a/sata_promise.c/clean/drivers/scsi/sata_promise.c