158 	outb(0x81, LCR(dev->base_addr));	/* DLAB = 1 */  in ser12_set_divisor()
159 	outb(divisor, DLL(dev->base_addr));  in ser12_set_divisor()
160 	outb(0, DLM(dev->base_addr));  in ser12_set_divisor()
161 	outb(0x01, LCR(dev->base_addr));	/* word length = 6 */  in ser12_set_divisor()
167 	outb(0x00, THR(dev->base_addr));  in ser12_set_divisor()
193 	outb(0x0e | (!!bc->modem.ser12.tx_bit), MCR(dev->base_addr));  in ser12_tx()
209 	cur_s = inb(MSR(dev->base_addr)) & 0x10;	/* the CTS line */  in ser12_rx()
339 	outb(0x0d, MCR(dev->base_addr));		/* transmitter off */  in ser12_rx()
346 			hdlcdrv_setdcd(&bc->hdrv, !((inb(MSR(dev->base_addr)) ^ bc->opt_dcd) & 0x80));  in ser12_rx()
371 	if ((iir = inb(IIR(dev->base_addr))) & 1)  in ser12_interrupt()
377 			inb(LSR(dev->base_addr));  in ser12_interrupt()
381 			inb(RBR(dev->base_addr));  in ser12_interrupt()
394 			outb(0x00, THR(dev->base_addr));  in ser12_interrupt()
398 			inb(MSR(dev->base_addr));  in ser12_interrupt()
401 		iir = inb(IIR(dev->base_addr));  in ser12_interrupt()
463 	if (!dev->base_addr || dev->base_addr > 0x1000-SER12_EXTENT ||  in ser12_open()
466 	if (!request_region(dev->base_addr, SER12_EXTENT, "baycom_ser12"))  in ser12_open()
470 	if ((u = ser12_check_uart(dev->base_addr)) == c_uart_unknown) {  in ser12_open()
471 		release_region(dev->base_addr, SER12_EXTENT);         in ser12_open()
474 	outb(0, FCR(dev->base_addr));  /* disable FIFOs */  in ser12_open()
475 	outb(0x0d, MCR(dev->base_addr));  in ser12_open()
476 	outb(0, IER(dev->base_addr));  in ser12_open()
479 		release_region(dev->base_addr, SER12_EXTENT);         in ser12_open()
485 	outb(2, IER(dev->base_addr));  in ser12_open()
493 	       bc_drvname, dev->base_addr, dev->irq, uart_str[u]);  in ser12_open()
508 	outb(0, IER(dev->base_addr));  in ser12_close()
509 	outb(1, MCR(dev->base_addr));  in ser12_close()
511 	release_region(dev->base_addr, SER12_EXTENT);  in ser12_close()
513 	       bc_drvname, dev->base_addr, dev->irq);  in ser12_close()