/* * can_core - can4linux CAN driver moduleset tagprg="global -t $1" * * * can4linux -- LINUX CAN device driver source *  * Copyright (c) 2001 port GmbH Halle/Saale * (c) 2001 Heinz-J黵gen Oertel (oe@port.de) *          Claus Schroeter (clausi@chemie.fu-berlin.de) * derived from the the LDDK can4linux version *     (c) 1996,1997 Claus Schroeter (clausi@chemie.fu-berlin.de) *------------------------------------------------------------------ * $Header: /z2/cvsroot/products/0530/software/can4linux/src/can_core.c,v 1.19 2005/08/29 08:55:43 oe Exp $ * *-------------------------------------------------------------------------- * * * modification history * -------------------- * $Log: can_core.c,v $ * Revision 1.19  2005/08/29 08:55:43  oe * - adopted to be compiled for K2.6 and 2.4 * * Revision 1.18  2005/07/22 12:01:46  oe * applied patch by Steven Scholz * - new ioctl( , CONF_LISTEN_ONLY_MODE, ) * - replaced verify_area() by !access_ok() * * Revision 1.17  2005/04/01 16:04:37  oe * - documentation changes * - move regbase to the hardware files * * Revision 1.16  2005/02/09 16:16:08  oe * - changed doc a bit * * Revision 1.15  2005/02/07 11:40:33  oe * - added comment * * Revision 1.14  2004/12/14 09:36:35  oe * - Release for kernel 2.6 with support for 82527 included * * Revision 1.13  2004/05/14 10:02:54  oe * - started supporting CPC-Card * - version number in can4linux.h available * - only one structure type for Config_par_t Command_par_t * - new ioctl command CMD_CLEARBUFFERS * * Revision 1.12  2004/02/13 14:19:50  oe * *** empty log message *** * * Revision 1.11  2003/12/29 15:18:22  oe * - register driver in dev-filesystems * - support for indexed-i/o * * Revision 1.10  2003/08/27 13:06:26  oe * - Version 3.0 * * Revision 1.9  2003/07/05 14:28:55  oe * - all changes for the new 3.0: try to eliminate hw depedencies at run-time. *   configure for HW at compile time * * Revision 1.8  2002/10/25 10:39:25  oe * - vendor specific handling for Advantech board added by "R.R.Robotica" <rrrobot@tin.it> * * Revision 1.7  2002/10/11 16:58:06  oe * - IOModel, Outc, VendOpt are now set at compile time * - deleted one misleading printk() * * Revision 1.6  2002/08/08 17:59:38  oe * *** empty log message *** * * Revision 1.5  2001/11/20 16:43:29  oe * *** empty log message *** * * Revision 1.4  2001/09/14 14:58:09  oe * first free release * * Revision 1.3  2001/09/04 15:51:44  oe * changed struct file_operations can_fops * * Revision 1.2  2001/06/15 15:32:10  oe * - added PCI support EMS CPC-PCI * * Revision 1.1.1.1  2001/06/11 18:30:54  oe * minimal version can4linux embedded, compile time Konfigurierbar * * * * *-------------------------------------------------------------------------- */#include <linux/init.h>#include <linux/fs.h>			/* register_chrdev() */#include "at91_uart_defs.h"#include <linux/device.h>MODULE_AUTHOR("H.-J.Oertel <oe@port.de>");MODULE_DESCRIPTION("CAN fieldbus driver");MODULE_LICENSE("GPL");int Can_major 				    = CAN_MAJOR; static struct file_operations at91_uart_fops = {     .owner	=	THIS_MODULE,    .open	=	at91_uart_open,    .release	=	at91_uart_close,    .read	=	at91_uart_read,    .write	=	at91_uart_write,    .ioctl	=	at91_uart_ioctl,};static int __init at91_uart_init(void){	int i;   if( (i = register_chrdev(Can_major, "t6963c", &at91_uart_fops)) ) {	printk("-> can't get Major %d = %d\n", Can_major, i);	return(-EIO);    }#ifdef CONFIG_DEVFS_FS    /* If we have devfs, create /dev/canX to put files in there */	 devfs_mk_dir("t6963c");    for (i=0; i < MAX_CHANNELS; i++) {		devfs_mk_cdev(MKDEV(Can_major, i),			S_IFCHR | S_IRUGO | S_IWUGO, "t6963c/%d", i);    }#endif    printk(" H.J. Oertel (oe@port.de)\n");    printk(" C.Schroeter (clausi@chemie.fu-berlin.de), H.D. Stich\n"); 	        return 0;}static void at91_uart_exit(void){#ifdef CONFIG_DEVFS_FSint i;#endif    	#ifdef CONFIG_DEVFS_FS    for (i=0; i < MAX_CHANNELS; i++) {	devfs_remove("t6963c/%d", i);}	devfs_remove("t6963c");#endif	unregister_chrdev(Can_major, "t6963c");}module_init(at91_uart_init);module_exit(at91_uart_exit);