sys/arch/arc/dev/pcconsvar.h

   1 /*      $NetBSD: pcconsvar.h,v 1.4 2005/12/11 12:16:39 christos Exp $   */
   2 /*      $OpenBSD: pccons.c,v 1.22 1999/01/30 22:39:37 imp Exp $ */
   3 /*      NetBSD: pccons.c,v 1.89 1995/05/04 19:35:20 cgd Exp     */
   4
   5 /*-
   6  * Copyright (c) 1990 The Regents of the University of California.
   7  * All rights reserved.
   8  *
   9  * This code is derived from software contributed to Berkeley by
  10  * William Jolitz and Don Ahn.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  * 3. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  *      @(#)pccons.c    5.11 (Berkeley) 5/21/91
  37  */
  38
  39 /*-
  40  * Copyright (c) 1993, 1994, 1995 Charles M. Hannum.  All rights reserved.
  41  *
  42  * This code is derived from software contributed to Berkeley by
  43  * William Jolitz and Don Ahn.
  44  *
  45  * Copyright (c) 1994 Charles M. Hannum.
  46  * Copyright (c) 1992, 1993 Erik Forsberg.
  47  *
  48  * Redistribution and use in source and binary forms, with or without
  49  * modification, are permitted provided that the following conditions
  50  * are met:
  51  * 1. Redistributions of source code must retain the above copyright
  52  *    notice, this list of conditions and the following disclaimer.
  53  * 2. Redistributions in binary form must reproduce the above copyright
  54  *    notice, this list of conditions and the following disclaimer in the
  55  *    documentation and/or other materials provided with the distribution.
  56  * 3. All advertising materials mentioning features or use of this software
  57  *    must display the following acknowledgement:
  58  *      This product includes software developed by the University of
  59  *      California, Berkeley and its contributors.
  60  * 4. Neither the name of the University nor the names of its contributors
  61  *    may be used to endorse or promote products derived from this software
  62  *    without specific prior written permission.
  63  *
  64  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  65  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  66  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  67  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  68  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  69  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  70  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  71  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  72  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  73  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  74  * SUCH DAMAGE.
  75  *
  76  *      @(#)pccons.c    5.11 (Berkeley) 5/21/91
  77  */
  78
  79 struct pccons_config {
  80         bus_addr_t pc_mono_iobase, pc_mono_memaddr;
  81         bus_addr_t pc_cga_iobase, pc_cga_memaddr;
  82         bus_addr_t pc_kbd_cmdp, pc_kbd_datap;
  83
  84         void (*pc_init)(void);
  85 };
  86
  87 struct pccons_kbd_context {
  88         bus_space_tag_t pkc_iot;
  89         bus_space_handle_t pkc_cmd_ioh, pkc_data_ioh;
  90
  91         int pkc_initialized;
  92 };
  93
  94 struct pccons_context {
  95         struct pccons_kbd_context pc_pkc;
  96
  97         bus_space_tag_t pc_crt_iot, pc_crt_memt;
  98
  99         bus_space_handle_t pc_6845_ioh, pc_crt_memh;
 100
 101         bus_space_handle_t pc_mono_ioh, pc_mono_memh;
 102         bus_space_handle_t pc_cga_ioh, pc_cga_memh;
 103
 104         struct pccons_config *pc_config;
 105
 106         int pc_initialized;
 107 };
 108
 109 struct tty;
 110
 111 struct pc_softc {
 112         device_t sc_dev;
 113         struct  tty *sc_tty;
 114
 115 #if 0
 116         struct  pccons_context *sc_pc;  /* pccons device software context */
 117 #endif
 118 };
 119
 120 #define kbd_cmd_read_1() \
 121         bus_space_read_1(pccons_console_context.pc_pkc.pkc_iot, \
 122             pccons_console_context.pc_pkc.pkc_cmd_ioh, 0)
 123 #define kbd_data_read_1() \
 124         bus_space_read_1(pccons_console_context.pc_pkc.pkc_iot, \
 125             pccons_console_context.pc_pkc.pkc_data_ioh, 0)
 126 #define kbd_cmd_write_1(cmd) \
 127         bus_space_write_1(pccons_console_context.pc_pkc.pkc_iot, \
 128             pccons_console_context.pc_pkc.pkc_cmd_ioh, 0, cmd)
 129 #define kbd_data_write_1(data) \
 130         bus_space_write_1(pccons_console_context.pc_pkc.pkc_iot, \
 131             pccons_console_context.pc_pkc.pkc_data_ioh, 0, data)
 132
 133 extern struct pccons_context pccons_console_context;
 134
 135 void kbd_context_init(bus_space_tag_t, struct pccons_config *);
 136 int kbc_put8042cmd(u_char);
 137 void kbd_flush_input(void);
 138
 139 int pccons_common_match(bus_space_tag_t,
 140         bus_space_tag_t, bus_space_tag_t, struct pccons_config *);
 141 void pccons_common_attach(struct pc_softc *, bus_space_tag_t,
 142         bus_space_tag_t, bus_space_tag_t, struct pccons_config *);
 143 void pccons_common_cnattach(bus_space_tag_t, bus_space_tag_t,
 144         bus_space_tag_t, struct pccons_config *);
 145 int pcintr(void *);