/*      $NetBSD: pcconsvar.h,v 1.5 2008/09/13 16:02:17 tsutsui Exp $    */
/*      $OpenBSD: pccons.c,v 1.22 1999/01/30 22:39:37 imp Exp $ */
/*      NetBSD: pccons.c,v 1.89 1995/05/04 19:35:20 cgd Exp     */

/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz and Don Ahn.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)pccons.c    5.11 (Berkeley) 5/21/91
*/

/*-
* Copyright (c) 1993, 1994, 1995 Charles M. Hannum.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz and Don Ahn.
*
* Copyright (c) 1994 Charles M. Hannum.
* Copyright (c) 1992, 1993 Erik Forsberg.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by the University of
*      California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*      @(#)pccons.c    5.11 (Berkeley) 5/21/91
*/

struct pccons_config {
       bus_addr_t pc_mono_iobase, pc_mono_memaddr;
       bus_addr_t pc_cga_iobase, pc_cga_memaddr;
       bus_addr_t pc_kbd_cmdp, pc_kbd_datap;

       void (*pc_init)(void);
};

struct pccons_kbd_context {
       bus_space_tag_t pkc_iot;
       bus_space_handle_t pkc_cmd_ioh, pkc_data_ioh;

       int pkc_initialized;
};

struct pccons_context {
       struct pccons_kbd_context pc_pkc;

       bus_space_tag_t pc_crt_iot, pc_crt_memt;

       bus_space_handle_t pc_6845_ioh, pc_crt_memh;

       bus_space_handle_t pc_mono_ioh, pc_mono_memh;
       bus_space_handle_t pc_cga_ioh, pc_cga_memh;

       struct pccons_config *pc_config;

       int pc_initialized;
};

struct tty;

struct pc_softc {
       device_t sc_dev;
       struct  tty *sc_tty;

#if 0
       struct  pccons_context *sc_pc;  /* pccons device software context */
#endif
};

#define kbd_cmd_read_1() \
       bus_space_read_1(pccons_console_context.pc_pkc.pkc_iot, \
           pccons_console_context.pc_pkc.pkc_cmd_ioh, 0)
#define kbd_data_read_1() \
       bus_space_read_1(pccons_console_context.pc_pkc.pkc_iot, \
           pccons_console_context.pc_pkc.pkc_data_ioh, 0)
#define kbd_cmd_write_1(cmd) \
       bus_space_write_1(pccons_console_context.pc_pkc.pkc_iot, \
           pccons_console_context.pc_pkc.pkc_cmd_ioh, 0, cmd)
#define kbd_data_write_1(data) \
       bus_space_write_1(pccons_console_context.pc_pkc.pkc_iot, \
           pccons_console_context.pc_pkc.pkc_data_ioh, 0, data)

extern struct pccons_context pccons_console_context;

void kbd_context_init(bus_space_tag_t, struct pccons_config *);
int kbc_put8042cmd(u_char);
void kbd_flush_input(void);

int pccons_common_match(bus_space_tag_t,
       bus_space_tag_t, bus_space_tag_t, struct pccons_config *);
void pccons_common_attach(struct pc_softc *, bus_space_tag_t,
       bus_space_tag_t, bus_space_tag_t, struct pccons_config *);
void pccons_common_cnattach(bus_space_tag_t, bus_space_tag_t,
       bus_space_tag_t, struct pccons_config *);
int pcintr(void *);