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[src/trunk]: src/sys/dev/isa Simple driver for Technologic Systems TS-DIO24 P...
details: https://anonhg.NetBSD.org/src/rev/20d76256828f
branches: trunk
changeset: 583597:20d76256828f
user: joff <joff%NetBSD.org@localhost>
date: Sun Aug 14 03:50:34 2005 +0000
description:
Simple driver for Technologic Systems TS-DIO24 PC104 board. No
userland interface (yet), basically just can detect a TS-DIO24 on a ISA
bus and provide an attachment for sub-devices.
The TS-DIO24 contains 24 programmable digital input/outputs.
diffstat:
sys/dev/isa/tsdio.c | 166 +++++++++++++++++++++++++++++++++++++++++++++++++
sys/dev/isa/tsdioreg.h | 47 +++++++++++++
sys/dev/isa/tsdiovar.h | 50 ++++++++++++++
3 files changed, 263 insertions(+), 0 deletions(-)
diffs (275 lines):
diff -r dbfbd627e148 -r 20d76256828f sys/dev/isa/tsdio.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/isa/tsdio.c Sun Aug 14 03:50:34 2005 +0000
@@ -0,0 +1,166 @@
+/* $NetBSD: tsdio.c,v 1.1 2005/08/14 03:50:34 joff Exp $ */
+
+/*-
+ * Copyright (c) 2005 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jesse Off
+ *
+ * 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/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: tsdio.c,v 1.1 2005/08/14 03:50:34 joff Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <machine/bus.h>
+#include <machine/intr.h>
+
+#include <dev/isa/isareg.h>
+#include <dev/isa/isavar.h>
+#include <dev/isa/isadmavar.h>
+#include <dev/isa/tsdiovar.h>
+
+int tsdio_probe(struct device *, struct cfdata *, void *);
+void tsdio_attach(struct device *, struct device *, void *);
+int tsdio_search(struct device *, struct cfdata *, const locdesc_t *, void *);
+int tsdio_print(void *, const char *);
+
+CFATTACH_DECL(tsdio, sizeof(struct tsdio_softc),
+ tsdio_probe, tsdio_attach, NULL, NULL);
+
+int
+tsdio_probe(parent, cf, aux)
+ struct device *parent;
+ struct cfdata *cf;
+ void *aux;
+{
+ struct isa_attach_args *ia = aux;
+ bus_space_tag_t iot = ia->ia_iot;
+ bus_space_handle_t dioh;
+ int rv = 0, have_io = 0;
+
+ if (ia->ia_nio < 1)
+ return (0);
+ if (ia->ia_nirq < 1)
+ return (0);
+
+ if (ISA_DIRECT_CONFIG(ia))
+ return (0);
+
+ /*
+ * Disallow wildcarded I/O base.
+ */
+ if (ia->ia_io[0].ir_addr == ISA_UNKNOWN_PORT)
+ return (0);
+
+ /*
+ * Map the I/O space.
+ */
+ if (bus_space_map(ia->ia_iot, ia->ia_io[0].ir_addr, 8,
+ 0, &dioh))
+ goto out;
+ have_io = 1;
+
+ if (bus_space_read_1(ia->ia_iot, dioh, 0) != 0x54) {
+ goto out;
+ }
+
+ rv = 1;
+ ia->ia_nio = 1;
+ ia->ia_io[0].ir_size = 8;
+ ia->ia_niomem = 0;
+ ia->ia_nirq = 0;
+ ia->ia_ndrq = 0;
+
+ out:
+ if (have_io)
+ bus_space_unmap(iot, dioh, 8);
+
+ return (rv);
+}
+
+void
+tsdio_attach(parent, self, aux)
+ struct device *parent, *self;
+ void *aux;
+{
+ struct tsdio_softc *sc = (struct tsdio_softc *) self;
+ struct isa_attach_args *ia = aux;
+
+ sc->sc_iot = ia->ia_iot;
+
+ aprint_normal(": Technologic Systems TS-DIO24\n");
+
+ /*
+ * Map the device.
+ */
+ if (bus_space_map(sc->sc_iot, ia->ia_io[0].ir_addr, 8,
+ 0, &sc->sc_ioh)) {
+ aprint_error("%s: unable to map i/o space\n", sc->sc_dev.dv_xname);
+ return;
+ }
+
+ /*
+ * Attach sub-devices
+ */
+ config_search_ia(tsdio_search, self, "tsdio", NULL);
+}
+
+int
+tsdio_search(parent, cf, l, aux)
+ struct device *parent;
+ struct cfdata *cf;
+ const locdesc_t *l;
+ void *aux;
+{
+ struct tsdio_softc *sc = (struct tsdio_softc *)parent;
+ struct tsdio_attach_args sa;
+
+ sa.ta_iot = sc->sc_iot;
+ sa.ta_ioh = sc->sc_ioh;
+
+ if (config_match(parent, cf, &sa) > 0)
+ config_attach(parent, cf, &sa, tsdio_print);
+
+ return (0);
+}
+
+int
+tsdio_print(aux, name)
+ void *aux;
+ const char *name;
+{
+
+ return (UNCONF);
+}
diff -r dbfbd627e148 -r 20d76256828f sys/dev/isa/tsdioreg.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/isa/tsdioreg.h Sun Aug 14 03:50:34 2005 +0000
@@ -0,0 +1,47 @@
+/* $NetBSD: tsdioreg.h,v 1.1 2005/08/14 03:50:34 joff Exp $ */
+
+/*
+ * Copyright (c) 2004 Jesse Off
+ * All rights reserved.
+ *
+ * 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 for the NetBSD Project by
+ * Wasabi Systems, Inc.
+ * 4. The name of Wasabi Systems, Inc. may not be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
+ * 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.
+ */
+
+#ifndef _TSDIOREG_H_
+#define _TSDIOREG_H_
+
+#define TSDIO_BOARDID 0x0
+#define TSDIO_JPSTATUS 0x2
+#define TSDIO_INTCTL 0x3
+#define TSDIO_DDR 0x4
+#define TSDIO_PADR 0x5
+#define TSDIO_PBDR 0x6
+#define TSDIO_PCDR 0x7
+
+#endif /* _TSDIOREG_H_ */
diff -r dbfbd627e148 -r 20d76256828f sys/dev/isa/tsdiovar.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/isa/tsdiovar.h Sun Aug 14 03:50:34 2005 +0000
@@ -0,0 +1,50 @@
+/* $NetBSD: tsdiovar.h,v 1.1 2005/08/14 03:50:34 joff Exp $ */
+
+/*
+ * Copyright (c) 2004 Jesse Off
+ * All rights reserved.
+ *
+ * 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 for the NetBSD Project by
+ * Wasabi Systems, Inc.
+ * 4. The name of Wasabi Systems, Inc. may not be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
+ * 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.
+ */
+
+#ifndef _TSDIOVAR_H_
+#define _TSDIOVAR_H_
+
+struct tsdio_softc {
+ struct device sc_dev;
+ bus_space_tag_t sc_iot;
+ bus_space_handle_t sc_ioh;
+};
+
+struct tsdio_attach_args {
+ bus_space_tag_t ta_iot;
+ bus_space_handle_t ta_ioh;
+};
+
+#endif /* _TSDIOVAR_H_ */
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