diff options
Diffstat (limited to 'sys/dev/usb/umidivar.h')
| -rw-r--r-- | sys/dev/usb/umidivar.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/sys/dev/usb/umidivar.h b/sys/dev/usb/umidivar.h new file mode 100644 index 00000000000..d11d69b0303 --- /dev/null +++ b/sys/dev/usb/umidivar.h @@ -0,0 +1,138 @@ +/* $OpenBSD: umidivar.h,v 1.1 2002/05/07 18:08:04 nate Exp $ */ +/* $NetBSD: umidivar.h,v 1.3 2001/02/03 18:50:32 tshiozak Exp $ */ +/* + * Copyright (c) 2001 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Takuya SHIOZAKI (tshiozak@netbsd.org). + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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. + */ + +/* pending MUX-MIDI packet */ +typedef enum { + PS_EXCL_0=-2, /* put, and next state is PS_EXCL_0 */ + PS_END=-1, /* put, and next state is PS_INITIAL */ + PS_INITIAL=0, /* 0>= : not put, and state is keeped */ + PS_NORMAL_1OF3=1, + PS_NORMAL_2OF3=2, + PS_NORMAL_1OF2=3, + PS_EXCL_1=4, + PS_EXCL_2=5, +} packet_state_t; + +#define UMIDI_PACKET_SIZE 4 +struct umidi_packet { + char buffer[UMIDI_PACKET_SIZE]; + packet_state_t state; +}; + +/* + * hierarchie + * + * <-- parent child --> + * + * umidi(sc) -> endpoint -> jack <- (dynamically assignable) - mididev + * ^ | ^ | + * +-----+ +-----+ + */ + +/* midi device */ +struct umidi_mididev { + struct umidi_softc *sc; + struct device *mdev; + /* */ + struct umidi_jack *in_jack; + struct umidi_jack *out_jack; + /* */ + int opened; + int flags; +}; + +/* Jack Information */ +struct umidi_jack { + struct umidi_endpoint *endpoint; + /* */ + int cable_number; + struct umidi_packet packet; + void *arg; + int binded; + int opened; + union { + struct { + void (*intr)(void *); + LIST_ENTRY(umidi_jack) queue_entry; + } out; + struct { + void (*intr)(void *, int); + } in; + } u; +}; + +#define UMIDI_MAX_EPJACKS 16 +/* endpoint data */ +struct umidi_endpoint { + struct umidi_softc *sc; + /* */ + int addr; + usbd_pipe_handle pipe; + usbd_xfer_handle xfer; + char *buffer; + int num_open; + int num_jacks; + struct umidi_jack *jacks[UMIDI_MAX_EPJACKS]; + LIST_HEAD(, umidi_jack) queue_head; + struct umidi_jack *queue_tail; +}; + +/* software context */ +struct umidi_softc { + USBBASEDEVICE sc_dev; + usbd_device_handle sc_udev; + usbd_interface_handle sc_iface; + struct umidi_quirk *sc_quirk; + + int sc_dying; + + int sc_out_num_jacks; + struct umidi_jack *sc_out_jacks; + int sc_in_num_jacks; + struct umidi_jack *sc_in_jacks; + struct umidi_jack *sc_jacks; + + int sc_num_mididevs; + struct umidi_mididev *sc_mididevs; + + int sc_out_num_endpoints; + struct umidi_endpoint *sc_out_ep; + int sc_in_num_endpoints; + struct umidi_endpoint *sc_in_ep; + struct umidi_endpoint *sc_endpoints; +}; |