Add rudimentary support for the ACE Midi-Connect card which abs gave me.
Currently it appears as a "com" port, which is less than useful, and occasionally generates stray interrupts. "stty -f /dev/tty00 31250 raw" does enable it to talk to a nearby MIDI device, though.
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bjh21
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115
sys/dev/podulebus/acemidi.c
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115
sys/dev/podulebus/acemidi.c
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@ -0,0 +1,115 @@
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/* $NetBSD: acemidi.c,v 1.1 2001/04/14 20:39:23 bjh21 Exp $ */
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/*-
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* Copyright (c) 2001 Ben Harris
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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__KERNEL_RCSID(0, "$NetBSD: acemidi.c,v 1.1 2001/04/14 20:39:23 bjh21 Exp $");
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#include <sys/device.h>
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#include <sys/systm.h>
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#include <machine/bus.h>
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#include <dev/podulebus/podulebus.h>
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#include <dev/podulebus/podules.h>
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#include <dev/podulebus/acemidireg.h>
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#include <sys/termios.h>
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#include <dev/ic/comvar.h>
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#include <dev/ic/comreg.h>
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struct acemidi_softc {
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struct device sc_dev;
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};
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struct com_acemidi_softc {
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struct com_softc sc_com;
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struct evcnt sc_intrcnt;
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};
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static int acemidi_match(struct device *, struct cfdata *, void *);
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static void acemidi_attach(struct device *, struct device *, void *);
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static int com_acemidi_match(struct device *, struct cfdata *, void *);
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static void com_acemidi_attach(struct device *, struct device *, void *);
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struct cfattach acemidi_ca = {
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sizeof(struct acemidi_softc), acemidi_match, acemidi_attach
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};
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struct cfattach com_acemidi_ca = {
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sizeof(struct com_acemidi_softc), com_acemidi_match, com_acemidi_attach
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};
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static int
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acemidi_match(struct device *parent, struct cfdata *cf, void *aux)
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{
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struct podulebus_attach_args *pa = aux;
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if (pa->pa_product == PODULE_MCS_MIDICONNECT)
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return 1;
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return 0;
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}
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static void
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acemidi_attach(struct device *parent, struct device *self, void *aux)
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{
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/* struct acemidi_softc *sc = (void *)self; */
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/* struct podulebus_attach_args *pa = aux; */
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printf("\n");
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config_found_sm(self, aux, NULL, NULL);
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}
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static int
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com_acemidi_match(struct device *parent, struct cfdata *cf, void *aux)
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{
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return 1;
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}
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static void
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com_acemidi_attach(struct device *parent, struct device *self, void *aux)
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{
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struct com_acemidi_softc *sc = (void *)self;
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struct com_softc *csc = &sc->sc_com;
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struct podulebus_attach_args *pa = aux;
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csc->sc_iobase = pa->pa_fast_base + ACEMIDI_16550_BASE;
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csc->sc_iot = pa->pa_fast_t;
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bus_space_map(csc->sc_iot, csc->sc_iobase, COM_NPORTS, 0,
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&csc->sc_ioh);
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csc->sc_frequency = ACEMIDI_16550_FREQ;
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com_attach_subr(csc);
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evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL,
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self->dv_xname, "intr");
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podulebus_irq_establish(pa->pa_ih, IPL_SERIAL, comintr, sc,
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&sc->sc_intrcnt);
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}
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8
sys/dev/podulebus/acemidireg.h
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8
sys/dev/podulebus/acemidireg.h
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@ -0,0 +1,8 @@
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/* $NetBSD: acemidireg.h,v 1.1 2001/04/14 20:39:23 bjh21 Exp $ */
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/*
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* This file is in the public domain.
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*/
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#define ACEMIDI_16550_BASE 0x2000
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#define ACEMIDI_16550_FREQ 2000000
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@ -1,4 +1,4 @@
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# $NetBSD: files.podulebus,v 1.3 2001/03/25 01:09:36 bjh21 Exp $
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# $NetBSD: files.podulebus,v 1.4 2001/04/14 20:39:23 bjh21 Exp $
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# Acorn Ether1
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device ei: ether, ifnet, arp, i82586
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@ -14,3 +14,8 @@ file dev/podulebus/if_ea.c ea
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device eb: ether, ifnet, arp, seeq8005
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attach eb at podulebus
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file dev/podulebus/if_eb.c eb
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device acemidi { }
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attach acemidi at podulebus
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attach com at acemidi with com_acemidi
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file dev/podulebus/acemidi.c acemidi
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