/* $NetBSD: amigaio.h,v 1.4 2008/04/28 20:23:13 martin Exp $ */

/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ignatios Souvatzis.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

/*
* This describes the IO parameter block used by many standard
* Amiga OS device drivers.
*/
#ifndef AMIGA_IO_H
#define AMIGA_IO_H

struct AmigaIO {
       u_int8_t        dum0[28];
       u_int16_t       cmd;
       u_int8_t        flags;
       int8_t          err;
       u_int32_t       actual, /* transferred */
                       length; /* please transfer this much */
       void            *buf;   /* data buffer */
       u_int32_t       offset; /* offset for block devices */
};

struct TimerIO {
       u_int8_t        dum0[28];
       u_int16_t       cmd;
       u_int8_t        flags;
       int8_t          err;
       u_int32_t       secs,
                       usec;
};

/* flags */
#define QuickIO         0x1

/* commands */
#define Cmd_Rst         0x1
#define Cmd_Rd          0x2
#define Cmd_Wr          0x3
#define Cmd_Upd         0x4
#define Cmd_Clr         0x5
#define Cmd_Stp         0x6
#define Cmd_Strt        0x7
#define Cmd_Flsh        0x8

#define Cmd_Addtimereq  0x9

#endif /* AMIGA_IO_H */