[src/trunk]: src/sys/arch/evbarm/iq80310 com (16550) attachment for iq80310

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e2ba5eb8db15
branches:  trunk
changeset: 514430:e2ba5eb8db15
user:      matt <matt%NetBSD.org@localhost>
date:      Sun Sep 02 18:50:13 2001 +0000

description:
com (16550) attachment for iq80310

diffstat:

 sys/arch/evbarm/iq80310/com_obio.c |  86 ++++++++++++++++++++++++++++++++++++++
 1 files changed, 86 insertions(+), 0 deletions(-)

diffs (90 lines):

diff -r a1b9e42fba7e -r e2ba5eb8db15 sys/arch/evbarm/iq80310/com_obio.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/evbarm/iq80310/com_obio.c        Sun Sep 02 18:50:13 2001 +0000
@@ -0,0 +1,86 @@
+/*-
+ * Copyright (c) 2001 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas <matt%3am-software.com@localhost>.
+ *
+ * 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.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+#include <sys/termios.h>
+
+#include <machine/autoconf.h>
+
+#include <dev/ic/comreg.h>
+#include <dev/ic/comvar.h>
+
+static int com_obio_match (struct device *, struct cfdata *, void *);
+static void com_obio_attach (struct device *, struct device *, void *);
+
+struct cfattach com_obio_ca = {
+       sizeof(struct com_softc), com_obio_match, com_obio_attach
+};
+
+extern struct cfdriver com_cd;
+
+static int
+com_obio_match(struct device *parent, struct cfdata *cf, void *aux)
+{
+       struct obio_attach_args *oa = aux;
+       return strcmp(com_cd.cd_name, oa->oa_name) == 0 &&
+           cf->obiocf_instance == oa->oa_instance;
+}
+
+static void
+com_obio_attach(struct device *parent, struct device *self, void *aux)
+{
+       struct obio_attach_args *oa = aux;
+       struct com_softc *sc = (struct com_softc *) self;
+       int error;
+
+       KASSERT(oa->oa_nregions > 0);
+
+       sc->sc_iot = oa->oa_memt;
+       sc->sc_iobase = oa->oa_addrs[0];
+       sc->sc_frequency = COM_FREQ;
+       error = bus_space_map(sc->sc_iot, oa->oa_addrs[0],
+           oa->oa_lens[0], 0, &sc->sc_ioh);
+
+       if (error) {
+               printf(": failed to map registers: %d\n", error);
+               return;
+       }
+
+       com_attach_subr(sc);
+       obio_intr_establish(oa, comintr, sc);
+}