1 /*
2 * sound/adlib_card.c
3 *
4 * Detection routine for the AdLib card.
5 *
6 * Copyright (C) by Hannu Savolainen 1993-1997
7 *
8 * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL)
9 * Version 2 (June 1991). See the "COPYING" file distributed with this software
10 * for more info.
11 */
12
13 #include <linux/module.h>
14 #include <linux/init.h>
15
16 #include "sound_config.h"
17
18 #include "opl3.h"
19
20 static void __init attach_adlib_card(struct address_info *hw_config)
21 {
22 hw_config->slots[0] = opl3_init(hw_config->io_base, hw_config->osp, THIS_MODULE);
23 }
24
25 static int __init probe_adlib(struct address_info *hw_config)
26 {
27 return opl3_detect(hw_config->io_base, hw_config->osp);
28 }
29
30 static struct address_info cfg;
31
32 static int __initdata io = -1;
33
34 module_param(io, int, 0);
35
36 static int __init init_adlib(void)
37 {
38 cfg.io_base = io;
39
40 if (cfg.io_base == -1) {
41 printk(KERN_ERR "adlib: must specify I/O address.\n");
42 return -EINVAL;
43 }
44 if (probe_adlib(&cfg) == 0)
45 return -ENODEV;
46 attach_adlib_card(&cfg);
47
48 return 0;
49 }
50
51 static void __exit cleanup_adlib(void)
52 {
53 sound_unload_synthdev(cfg.slots[0]);
54
55 }
56
57 module_init(init_adlib);
58 module_exit(cleanup_adlib);
59
60 #ifndef MODULE
61 static int __init setup_adlib(char *str)
62 {
63 /* io */
64 int ints[2];
65 str = get_options(str, ARRAY_SIZE(ints), ints);
66
67 io = ints[1];
68
69 return 1;
70 }
71 __setup("adlib=", setup_adlib);
72 #endif
73 MODULE_LICENSE("GPL");
74
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