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Annotation of sys/dev/ic/mpuvar.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: mpuvar.h,v 1.5 2003/05/12 00:48:52 jason Exp $        */
        !             2: /*     $NetBSD: mpu401var.h,v 1.3 1998/11/25 22:17:06 augustss Exp $   */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1998 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to The NetBSD Foundation
        !             9:  * by Lennart Augustsson (augustss@netbsd.org).
        !            10:  *
        !            11:  * Redistribution and use in source and binary forms, with or without
        !            12:  * modification, are permitted provided that the following conditions
        !            13:  * are met:
        !            14:  * 1. Redistributions of source code must retain the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer.
        !            16:  * 2. Redistributions in binary form must reproduce the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer in the
        !            18:  *    documentation and/or other materials provided with the distribution.
        !            19:  * 3. All advertising materials mentioning features or use of this software
        !            20:  *    must display the following acknowledgement:
        !            21:  *        This product includes software developed by the NetBSD
        !            22:  *        Foundation, Inc. and its contributors.
        !            23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            24:  *    contributors may be used to endorse or promote products derived
        !            25:  *    from this software without specific prior written permission.
        !            26:  *
        !            27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            37:  * POSSIBILITY OF SUCH DAMAGE.
        !            38:  */
        !            39:
        !            40: struct mpu_softc {
        !            41:        bus_space_tag_t iot;            /* tag */
        !            42:        bus_space_handle_t ioh;         /* handle */
        !            43:        int     iobase;
        !            44:        int     open;
        !            45:        void    (*intr)(void *, int);   /* midi input intr handler */
        !            46:        void    *arg;                   /* arg for intr() */
        !            47: };
        !            48:
        !            49: extern struct midi_hw_if mpu_midi_hw_if;
        !            50:
        !            51: int    mpu_intr(void *);
        !            52: int    mpu_find(void *);
        !            53: int    mpu_open(void *, int,
        !            54:                 void (*iintr)(void *, int),
        !            55:                 void (*ointr)(void *), void *arg);
        !            56: void   mpu_close(void *);
        !            57: int    mpu_output(void *, int);
        !            58: void   mpu_getinfo(void *addr, struct midi_info *mi);
        !            59:
        !            60: #define MPU401_NPORT           2
        !            61: #define MPU_DATA               0
        !            62: #define MPU_COMMAND            1
        !            63: #define  MPU_RESET             0xff
        !            64: #define  MPU_UART_MODE         0x3f
        !            65: #define  MPU_ACK               0xfe
        !            66: #define MPU_STATUS             1
        !            67: #define  MPU_OUTPUT_BUSY       0x40
        !            68: #define  MPU_INPUT_EMPTY       0x80
        !            69:
        !            70: #define MPU_MAXWAIT    10000   /* usec/10 to wait */