1 /* 2 * driver_ops.h 1.17 2001/10/04 03:15:22 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 General Public License version 2 (the "GPL"), in 20 * which 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