4 * Driver for M32R serial ports
6 * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
7 * Based on drivers/serial/8250.h.
9 * Copyright (C) 2001 Russell King.
10 * Copyright (C) 2004 Hirokazu Takata <takata at linux-m32r.org>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
19 struct m32r_sio_probe {
21 int (*pci_init_one)(struct pci_dev *dev);
22 void (*pci_remove_one)(struct pci_dev *dev);
23 void (*pnp_init)(void);
26 int m32r_sio_register_probe(struct m32r_sio_probe *probe);
27 void m32r_sio_unregister_probe(struct m32r_sio_probe *probe);
28 void m32r_sio_get_irq_map(unsigned int *map);
29 void m32r_sio_suspend_port(int line);
30 void m32r_sio_resume_port(int line);
32 struct old_serial_port {
34 unsigned int baud_base;
38 unsigned char io_type;
39 unsigned char __iomem *iomem_base;
40 unsigned short iomem_reg_shift;
43 #define _INLINE_ inline
45 #define PROBE_RSA (1 << 0)
46 #define PROBE_ANY (~0)
48 #define HIGH_BITS_OFFSET ((sizeof(long)-sizeof(int))*8)
50 #ifdef CONFIG_SERIAL_SIO_SHARE_IRQ
51 #define M32R_SIO_SHARE_IRQS 1
53 #define M32R_SIO_SHARE_IRQS 0