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Annotation of sys/dev/ic/mpuvar.h, Revision 1.1.1.1

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 */