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 */
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