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wskbdvar.h revision 1.2 
      1 /* $NetBSD: wskbdvar.h,v 1.2 1998/04/07 13:43:17 hannken Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1996, 1997 Christopher G. Demetriou.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by Christopher G. Demetriou
     17  *	for the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * WSKBD interfaces.
     35  */
     36 
     37 /*
     38  * Keyboard access functions (must be provided by all keyboards).
     39  *
     40  * There is a "void *" cookie provided by the keyboard driver associated
     41  * with these functions, which is passed to them when they are invoked.
     42  */
     43 struct wskbd_accessops {
     44 	void	(*asyn_set_leds) __P((void *, int));
     45 	int	(*ioctl) __P((void *v, u_long cmd, caddr_t data, int flag,
     46 		    struct proc *p));
     47 };
     48 
     49 /*
     50  * Keyboard console functions (must be provided by console input keyboards).
     51  *
     52  * There is a "void *" cookie provided by the keyboard driver associated
     53  * with these functions, which is passed to them when they are invoked.
     54  */
     55 struct wskbd_consops {
     56 	void	(*getc) __P((void *, u_int *, int *));
     57 	void	(*pollc) __P((void *, int));
     58 };
     59 
     60 /*
     61  * Attachment information provided by wskbddev devices when attaching
     62  * wskbd units.
     63  */
     64 struct wskbddev_attach_args {
     65 	int	console;				/* is it console? */
     66 	int	layout;					/* initial layout */
     67 	int	num_keydescs;				/* number of maps */
     68 	const struct wscons_keydesc *keydesc;		/* array of maps */
     69 	const struct wskbd_accessops *accessops;	/* access ops */
     70 	void	*accesscookie;				/* access cookie */
     71 };
     72 
     73 #define	wskbddevcf_console		cf_loc[0]	/* spec'd as console? */
     74 #define	WSKBDDEVCF_CONSOLE_UNK		-1
     75 
     76 /*
     77  * Autoconfiguration helper functions.
     78  */
     79 void	wskbd_cnattach __P((const struct wskbd_consops *consops,
     80 			    void *conscookie));
     81 int	wskbddevprint __P((void *, const char *));
     82 
     83 /*
     84  * Callbacks from the keyboard driver to the wskbd interface driver.
     85  */
     86 void	wskbd_input __P((struct device *kbddev, u_int type, int value));
     87 
     88 /*
     89  * Console interface.
     90  */
     91 int	wskbd_cngetc __P((dev_t dev));
     92 void	wskbd_cnpollc __P((dev_t dev, int poll));
     93