ahc_scb_control_print
ahc_scb_control_print(ahc_inb(ahc, SCB_CONTROL), &cur_col, 60);
ahc_scb_control_print(scb->hscb->control, &cur_col, 60);
ahc_scb_control_print(ahc_inb(ahc, SCB_CONTROL),
ahc_reg_print_t ahc_scb_control_print;