sys/arch/cobalt/stand/boot/zs.h

   1 /*      $NetBSD: zs.h,v 1.2 2008/03/23 17:19:57 tsutsui Exp $   */
   2
   3 /*-
   4  * Copyright (c) 2008 Izumi Tsutsui.  All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 /*
  28  * optional Z85C30 serial on Qube 2700
  29  */
  30
  31 /* A/~B (Channel A/Channel B) pin is connected to DAdr0 */
  32 #define ZS_CHAN_A       0x01
  33 #define ZS_CHAN_B       0x00
  34
  35 /* D/~C (Data/Control) pin is connected to DAdr1 */
  36 #define ZS_CSR          0x00
  37 #define ZS_DATA         0x02
  38
  39 #ifndef ZSPROBE
  40 #define ZSPROBE         0xa020001c
  41 #endif
  42
  43 void *zs_init(int, int);
  44 void zs_putc(void *, int);
  45 int zs_getc(void *);
  46 int zs_scan(void *);