xref: /netbsd-src/sys/dev/ic/pckbcvar.h (revision d710132b4b8ce7f7cccaaf660cb16aa16b4077a0)
1 /* $NetBSD: pckbcvar.h,v 1.6 2001/07/23 21:03:22 jdolecek Exp $ */
2 
3 /*
4  * Copyright (c) 1998
5  *	Matthias Drochner.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed for the NetBSD Project
18  *	by Matthias Drochner.
19  * 4. The name of the author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  */
34 
35 #ifndef _DEV_IC_PCKBCVAR_H_
36 #define _DEV_IC_PCKBCVAR_H_
37 
38 #include <sys/callout.h>
39 
40 typedef void *pckbc_tag_t;
41 typedef int pckbc_slot_t;
42 #define	PCKBC_KBD_SLOT	0
43 #define	PCKBC_AUX_SLOT	1
44 #define	PCKBC_NSLOTS	2
45 
46 /*
47  * external representation (pckbc_tag_t),
48  * needed early for console operation
49  */
50 struct pckbc_internal {
51 	bus_space_tag_t t_iot;
52 	bus_space_handle_t t_ioh_d, t_ioh_c; /* data port, cmd port */
53 	bus_addr_t t_addr;
54 	u_char t_cmdbyte; /* shadow */
55 
56 	int t_haveaux; /* controller has an aux port */
57 	struct pckbc_slotdata *t_slotdata[PCKBC_NSLOTS];
58 
59 	struct pckbc_softc *t_sc; /* back pointer */
60 
61 	struct callout t_cleanup;
62 };
63 
64 typedef void (*pckbc_inputfcn) __P((void *, int));
65 
66 /*
67  * State per device.
68  */
69 struct pckbc_softc {
70 	struct device sc_dv;
71 	struct pckbc_internal *id;
72 
73 	pckbc_inputfcn inputhandler[PCKBC_NSLOTS];
74 	void *inputarg[PCKBC_NSLOTS];
75 	char *subname[PCKBC_NSLOTS];
76 
77 	void (*intr_establish) __P((struct pckbc_softc *, pckbc_slot_t));
78 };
79 
80 struct pckbc_attach_args {
81 	pckbc_tag_t pa_tag;
82 	pckbc_slot_t pa_slot;
83 };
84 
85 extern const char * const pckbc_slot_names[];
86 extern struct pckbc_internal pckbc_consdata;
87 extern int pckbc_console_attached;
88 
89 void pckbc_set_inputhandler __P((pckbc_tag_t, pckbc_slot_t,
90 				 pckbc_inputfcn, void *, char *));
91 
92 void pckbc_flush __P((pckbc_tag_t, pckbc_slot_t));
93 int pckbc_poll_cmd __P((pckbc_tag_t, pckbc_slot_t, u_char *, int,
94 			int, u_char *, int));
95 int pckbc_enqueue_cmd __P((pckbc_tag_t, pckbc_slot_t, u_char *, int,
96 			   int, int, u_char *));
97 int pckbc_send_cmd __P((bus_space_tag_t, bus_space_handle_t, u_char));
98 int pckbc_poll_data __P((pckbc_tag_t, pckbc_slot_t));
99 int pckbc_poll_data1 __P((pckbc_tag_t, pckbc_slot_t, int));
100 void pckbc_set_poll __P((pckbc_tag_t, pckbc_slot_t, int));
101 int pckbc_xt_translation __P((pckbc_tag_t, pckbc_slot_t, int));
102 void pckbc_slot_enable __P((pckbc_tag_t, pckbc_slot_t, int));
103 
104 void pckbc_attach __P((struct pckbc_softc *));
105 int pckbc_cnattach __P((bus_space_tag_t, bus_addr_t, bus_size_t,
106 			pckbc_slot_t));
107 int pckbc_is_console __P((bus_space_tag_t, bus_addr_t));
108 int pckbcintr __P((void *));
109 
110 /* md hook for use without mi wscons */
111 int pckbc_machdep_cnattach __P((pckbc_tag_t, pckbc_slot_t));
112 
113 #endif /* _DEV_IC_PCKBCVAR_H_ */
114