io_block_mapping(BCSR_VIRT_ADDR, BCSR_PHYS_ADDR, BCSR_SIZE, _PAGE_IO);
mpc834x_sys_map_io(void){	/* we steal the lowest ioremap addr for virt space */	io_block_mapping(VIRT_IMMRBAR, immrbar, 1024*1024, _PAGE_IO);	io_block_mapping(BCSR_VIRT_ADDR, BCSR_PHYS_ADDR, BCSR_SIZE, _PAGE_IO);}