sys/dev/pckbport/pckbportvar.h

   1 /* $NetBSD: pckbportvar.h,v 1.7 2008/03/15 18:46:22 cube 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, u_char *, int,
  86                         int, u_char *, int);
  87 int pckbport_enqueue_cmd(pckbport_tag_t, pckbport_slot_t, 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_ */