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authorJason Wright <jason@cvs.openbsd.org>2001-09-29 07:16:13 +0000
committerJason Wright <jason@cvs.openbsd.org>2001-09-29 07:16:13 +0000
commitb01187e07110ae50a8269f764dd32fc0cde5c653 (patch)
tree292b1179c7a3b2aaa2369230d61d2c0bd35cfd8f
parentbbc43092790282f55cecc3896bfd350542aecb4b (diff)
from the "Ok, so I couldn't sleep" department: minimal driver for the beeper at ebus device
-rw-r--r--sys/arch/sparc64/conf/GENERIC3
-rw-r--r--sys/arch/sparc64/conf/files.sparc646
-rw-r--r--sys/arch/sparc64/dev/beeper.c109
3 files changed, 116 insertions, 2 deletions
diff --git a/sys/arch/sparc64/conf/GENERIC b/sys/arch/sparc64/conf/GENERIC
index 90a64efb074..7c2d357ce0b 100644
--- a/sys/arch/sparc64/conf/GENERIC
+++ b/sys/arch/sparc64/conf/GENERIC
@@ -1,4 +1,4 @@
-# $OpenBSD: GENERIC,v 1.17 2001/09/29 03:14:46 art Exp $
+# $OpenBSD: GENERIC,v 1.18 2001/09/29 07:16:12 jason Exp $
# $NetBSD: GENERIC32,v 1.18 2001/07/20 00:07:12 eeh Exp $
machine sparc64
@@ -36,6 +36,7 @@ scsibus* at siop?
#### Standard system devices -- all required for a given architecture
auxio* at ebus?
+beeper* at ebus?
com* at ebus?
diff --git a/sys/arch/sparc64/conf/files.sparc64 b/sys/arch/sparc64/conf/files.sparc64
index a2743bb6141..26ad6a37d96 100644
--- a/sys/arch/sparc64/conf/files.sparc64
+++ b/sys/arch/sparc64/conf/files.sparc64
@@ -1,4 +1,4 @@
-# $OpenBSD: files.sparc64,v 1.15 2001/09/18 21:04:33 jason Exp $
+# $OpenBSD: files.sparc64,v 1.16 2001/09/29 07:16:12 jason Exp $
# $NetBSD: files.sparc64,v 1.50 2001/08/10 20:53:50 eeh Exp $
# maxpartitions must be first item in files.${ARCH}
@@ -69,6 +69,10 @@ attach auxio at ebus with auxio_ebus
attach auxio at sbus with auxio_sbus
file arch/sparc64/dev/auxio.c auxio
+device beeper
+attach beeper at ebus
+file arch/sparc64/dev/beeper.c beeper
+
#
# Console related stuff
#
diff --git a/sys/arch/sparc64/dev/beeper.c b/sys/arch/sparc64/dev/beeper.c
new file mode 100644
index 00000000000..eeac93da0e0
--- /dev/null
+++ b/sys/arch/sparc64/dev/beeper.c
@@ -0,0 +1,109 @@
+/* $OpenBSD: beeper.c,v 1.1 2001/09/29 07:16:12 jason Exp $ */
+
+/*
+ * Copyright (c) 2001 Jason L. Wright (jason@thought.net)
+ * 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 by Jason L. Wright
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+/*
+ * Driver for beeper device on SUNW,Ultra-1-Engine.
+ */
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+#include <sys/conf.h>
+
+#include <machine/bus.h>
+#include <machine/autoconf.h>
+#include <machine/openfirm.h>
+
+#include <sparc64/dev/ebusreg.h>
+#include <sparc64/dev/ebusvar.h>
+
+struct beeper_softc {
+ struct device sc_dev;
+ bus_space_tag_t sc_iot;
+ bus_space_handle_t sc_ioh;
+};
+
+#define BEEP_REG 0
+
+int beeper_match __P((struct device *, void *, void *));
+void beeper_attach __P((struct device *, struct device *, void *));
+
+struct cfattach beeper_ca = {
+ sizeof(struct beeper_softc), beeper_match, beeper_attach
+};
+
+struct cfdriver beeper_cd = {
+ NULL, "beeper", DV_DULL
+};
+
+int
+beeper_match(parent, match, aux)
+ struct device *parent;
+ void *match;
+ void *aux;
+{
+ struct ebus_attach_args *ea = aux;
+
+ if (strcmp(ea->ea_name, "beeper") == 0)
+ return (1);
+ return (0);
+}
+
+void
+beeper_attach(parent, self, aux)
+ struct device *parent, *self;
+ void *aux;
+{
+ struct beeper_softc *sc = (void *)self;
+ struct ebus_attach_args *ea = aux;
+
+ sc->sc_iot = ea->ea_bustag;
+
+ /* Use prom address if available, otherwise map it. */
+ if (ea->ea_nvaddrs)
+ sc->sc_ioh = (bus_space_handle_t)ea->ea_vaddrs[0];
+ else if (ebus_bus_map(sc->sc_iot, 0,
+ EBUS_PADDR_FROM_REG(&ea->ea_regs[0]),
+ ea->ea_regs[0].size,
+ BUS_SPACE_MAP_LINEAR,
+ 0, &sc->sc_ioh) != 0) {
+ printf(": can't map register space\n");
+ return;
+ }
+
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh, BEEP_REG, 1);
+ DELAY(0xc8 * 1000);
+ bus_space_write_4(sc->sc_iot, sc->sc_ioh, BEEP_REG, 0);
+ printf("\n");
+}