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1da177e4 LT |
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 | #include <linux/config.h> | |
19 | ||
20 | struct m32r_sio_probe { | |
21 | struct module *owner; | |
22 | int (*pci_init_one)(struct pci_dev *dev); | |
23 | void (*pci_remove_one)(struct pci_dev *dev); | |
24 | void (*pnp_init)(void); | |
25 | }; | |
26 | ||
27 | int m32r_sio_register_probe(struct m32r_sio_probe *probe); | |
28 | void m32r_sio_unregister_probe(struct m32r_sio_probe *probe); | |
29 | void m32r_sio_get_irq_map(unsigned int *map); | |
30 | void m32r_sio_suspend_port(int line); | |
31 | void m32r_sio_resume_port(int line); | |
32 | ||
33 | struct old_serial_port { | |
34 | unsigned int uart; | |
35 | unsigned int baud_base; | |
36 | unsigned int port; | |
37 | unsigned int irq; | |
38 | unsigned int flags; | |
39 | unsigned char io_type; | |
40 | unsigned char *iomem_base; | |
41 | unsigned short iomem_reg_shift; | |
42 | }; | |
43 | ||
44 | #define _INLINE_ inline | |
45 | ||
46 | #define PROBE_RSA (1 << 0) | |
47 | #define PROBE_ANY (~0) | |
48 | ||
49 | #define HIGH_BITS_OFFSET ((sizeof(long)-sizeof(int))*8) | |
50 | ||
51 | #ifdef CONFIG_SERIAL_SIO_SHARE_IRQ | |
52 | #define M32R_SIO_SHARE_IRQS 1 | |
53 | #else | |
54 | #define M32R_SIO_SHARE_IRQS 0 | |
55 | #endif |