Lines Matching defs:io_base
332 unsigned long io_base = uart->base;
337 if (io_base == 0 || io_base == SNDRV_AUTO_PORT) {
341 uart->res_base = request_region(io_base, 8, "Serial MIDI");
343 snd_printk(KERN_ERR "u16550: can't grab port 0x%lx\n", io_base);
350 outb(UART_LCR_WLEN8, io_base + UART_LCR); /* Line Control Register */
351 c = inb(io_base + UART_IER);
356 outb(0xaa, io_base + UART_SCR);
358 c = inb(io_base + UART_SCR);
363 outb(0x55, io_base + UART_SCR);
365 c = inb(io_base + UART_SCR);