xref: /netbsd-src/sys/dev/pckbport/pckbportvar.h (revision 33419b02aead9c9d27eb2ca7705187969c9fa975)
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