1/*
2 *  m32r_sio.h
3 *
4 *  Driver for M32R serial ports
5 *
6 *  Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
7 *  Based on drivers/serial/8250.h.
8 *
9 *  Copyright (C) 2001  Russell King.
10 *  Copyright (C) 2004  Hirokazu Takata <takata at linux-m32r.org>
11 *
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.
16 */
17
18
19struct m32r_sio_probe {
20	struct module	*owner;
21	int		(*pci_init_one)(struct pci_dev *dev);
22	void		(*pci_remove_one)(struct pci_dev *dev);
23	void		(*pnp_init)(void);
24};
25
26int m32r_sio_register_probe(struct m32r_sio_probe *probe);
27void m32r_sio_unregister_probe(struct m32r_sio_probe *probe);
28void m32r_sio_get_irq_map(unsigned int *map);
29void m32r_sio_suspend_port(int line);
30void m32r_sio_resume_port(int line);
31
32struct old_serial_port {
33	unsigned int uart;
34	unsigned int baud_base;
35	unsigned int port;
36	unsigned int irq;
37	unsigned int flags;
38	unsigned char io_type;
39	unsigned char __iomem *iomem_base;
40	unsigned short iomem_reg_shift;
41};
42
43#define _INLINE_ inline
44
45#define PROBE_RSA	(1 << 0)
46#define PROBE_ANY	(~0)
47
48#define HIGH_BITS_OFFSET ((sizeof(long)-sizeof(int))*8)
49
50#ifdef CONFIG_SERIAL_SIO_SHARE_IRQ
51#define M32R_SIO_SHARE_IRQS 1
52#else
53#define M32R_SIO_SHARE_IRQS 0
54#endif
55