1 /*
2 * driver_ops.h 1.15 2000/06/12 21:55:40
3 *
4 * The contents of this file are subject to the Mozilla Public License
5 * Version 1.1 (the "License"); you may not use this file except in
6 * compliance with the License. You may obtain a copy of the License
7 * at http://www.mozilla.org/MPL/
8 *
9 * Software distributed under the License is distributed on an "AS IS"
10 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
11 * the License for the specific language governing rights and
12 * limitations under the License.
13 *
14 * The initial developer of the original code is David A. Hinds
15 * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
16 * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
17 *
18 * Alternatively, the contents of this file may be used under the
19 * terms of the GNU Public License version 2 (the "GPL"), in which
20 * case the provisions of the GPL are applicable instead of the
21 * above. If you wish to allow the use of your version of this file
22 * only under the terms of the GPL and not to allow others to use
23 * your version of this file under the MPL, indicate your decision by
24 * deleting the provisions above and replace them with the notice and
25 * other provisions required by the GPL. If you do not delete the
26 * provisions above, a recipient may use your version of this file
27 * under either the MPL or the GPL.
28 */
29
30 #ifndef _LINUX_DRIVER_OPS_H
31 #define _LINUX_DRIVER_OPS_H
32
33 #ifndef DEV_NAME_LEN
34 #define DEV_NAME_LEN 32
35 #endif
36
37 #ifdef __KERNEL__
38
39 typedef struct dev_node_t {
40 char dev_name[DEV_NAME_LEN];
41 u_short major, minor;
42 struct dev_node_t *next;
43 } dev_node_t;
44
45 typedef struct dev_locator_t {
46 enum { LOC_ISA, LOC_PCI } bus;
47 union {
48 struct {
49 u_short io_base_1, io_base_2;
50 u_long mem_base;
51 u_char irq, dma;
52 } isa;
53 struct {
54 u_char bus;
55 u_char devfn;
56 } pci;
57 } b;
58 } dev_locator_t;
59
60 typedef struct driver_operations {
61 char *name;
62 dev_node_t *(*attach) (dev_locator_t *loc);
63 void (*suspend) (dev_node_t *dev);
64 void (*resume) (dev_node_t *dev);
65 void (*detach) (dev_node_t *dev);
66 } driver_operations;
67
68 int register_driver(struct driver_operations *ops);
69 void unregister_driver(struct driver_operations *ops);
70
71 #endif /* __KERNEL__ */
72
73 #endif /* _LINUX_DRIVER_OPS_H */
74
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