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      1 /* $NetBSD: pckbportvar.h,v 1.9 2011/09/09 14:00:01 jakllsch Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2004 Ben Harris
      5  * Copyright (c) 1998
      6  *	Matthias Drochner.  All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  *
     28  */
     29 
     30 #ifndef _DEV_PCKBPORT_PCKBPORTVAR_H_
     31 #define _DEV_PCKBPORT_PCKBPORTVAR_H_
     32 
     33 #include <sys/callout.h>
     34 
     35 typedef struct pckbport_tag *pckbport_tag_t;
     36 typedef int pckbport_slot_t;
     37 
     38 #define	PCKBPORT_KBD_SLOT	0
     39 #define	PCKBPORT_AUX_SLOT	1
     40 #define	PCKBPORT_NSLOTS	2
     41 
     42 typedef void (*pckbport_inputfcn)(void *, int);
     43 
     44 struct pckbport_accessops {
     45 	/* Functions to be provided by controller driver (eg pckbc) */
     46 	int	(*t_xt_translation)(void *, pckbport_slot_t, int);
     47 	int	(*t_send_devcmd)   (void *, pckbport_slot_t, u_char);
     48 	int	(*t_poll_data1)    (void *, pckbport_slot_t);
     49 	void	(*t_slot_enable)   (void *, pckbport_slot_t, int);
     50 	void	(*t_intr_establish)(void *, pckbport_slot_t);
     51 	void	(*t_set_poll)      (void *, pckbport_slot_t, int);
     52 };
     53 
     54 /*
     55  * external representation (pckbport_tag_t),
     56  * needed early for console operation
     57  */
     58 struct pckbport_tag {
     59 	struct pckbport_slotdata *t_slotdata[PCKBPORT_NSLOTS];
     60 
     61 	struct callout t_cleanup;
     62 
     63 	pckbport_inputfcn t_inputhandler[PCKBPORT_NSLOTS];
     64 	void *t_inputarg[PCKBPORT_NSLOTS];
     65 	const char *t_subname[PCKBPORT_NSLOTS];
     66 
     67 	struct pckbport_accessops const *t_ops;
     68 	/* First argument to all those */
     69 	void	*t_cookie;
     70 };
     71 
     72 struct pckbport_attach_args {
     73 	pckbport_tag_t pa_tag;
     74 	pckbport_slot_t pa_slot;
     75 };
     76 
     77 extern struct pckbport_tag pckbport_consdata;
     78 extern int pckbport_console_attached;
     79 
     80 /* Calls from pckbd etc */
     81 void pckbport_set_inputhandler(pckbport_tag_t, pckbport_slot_t,
     82 				 pckbport_inputfcn, void *, const char *);
     83 
     84 void pckbport_flush(pckbport_tag_t, pckbport_slot_t);
     85 int pckbport_poll_cmd(pckbport_tag_t, pckbport_slot_t, const u_char *, int,
     86 			int, u_char *, int);
     87 int pckbport_enqueue_cmd(pckbport_tag_t, pckbport_slot_t, const u_char *, int,
     88 			   int, int, u_char *);
     89 int pckbport_poll_data(pckbport_tag_t, pckbport_slot_t);
     90 void pckbport_set_poll(pckbport_tag_t, pckbport_slot_t, int);
     91 int pckbport_xt_translation(pckbport_tag_t, pckbport_slot_t, int);
     92 void pckbport_slot_enable(pckbport_tag_t, pckbport_slot_t, int);
     93 
     94 /* calls from pckbc etc */
     95 int pckbport_cnattach(void *, struct pckbport_accessops const *,
     96 			      pckbport_slot_t);
     97 pckbport_tag_t pckbport_attach(void *,
     98 				       struct pckbport_accessops const *);
     99 device_t pckbport_attach_slot(device_t, pckbport_tag_t, pckbport_slot_t);
    100 void pckbportintr(pckbport_tag_t, pckbport_slot_t, int);
    101 
    102 /* md hook for use without mi wscons */
    103 int pckbport_machdep_cnattach(pckbport_tag_t, pckbport_slot_t);
    104 
    105 #endif /* _DEV_PCKBPORT_PCKBPORTVAR_H_ */
    106