initial commit for the redbee-dev platform

2010-11-07 13:56:17 +00:00 · 2010-11-07 13:56:17 +00:00 · 8cd50c90ba
commit 8cd50c90ba
parent 646a37f8b3
4 changed files with 848 additions and 0 deletions
--- a/platform/redbee-dev/button-sensor.c
+++ b/platform/redbee-dev/button-sensor.c
@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
+ * to the MC1322x project (http://mc1322x.devl.org) and Contiki.
+ *
+ * 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. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
+ *
+ * This file is part of the Contiki OS.
+ *
+ * $Id: button-sensor.c,v 1.1 2010/11/07 13:56:17 maralvira Exp $
+ */
+
+#include "lib/sensors.h"
+#include "dev/button-sensor.h"
+
+#include "mc1322x.h"
+
+#include <signal.h>
+
+const struct sensors_sensor button_sensor;
+
+static struct timer debouncetimer;
+static int status(int type);
+
+void kbi4_isr(void) {
+	if(timer_expired(&debouncetimer)) {
+		timer_set(&debouncetimer, CLOCK_SECOND / 4);
+		sensors_changed(&button_sensor);
+	}
+	clear_kbi_evnt(4);
+}
+
+static int
+value(int type)
+{
+	return bit_is_set(gpio_data_get((0x1ULL << 26)), 26) || !timer_expired(&debouncetimer);
+}
+
+static int
+configure(int type, int c)
+{
+	switch (type) {
+	case SENSORS_ACTIVE:
+		if (c) {
+			if(!status(SENSORS_ACTIVE)) {
+				timer_set(&debouncetimer, 0);
+				enable_irq_kbi(4);
+			}
+		} else {
+			disable_irq_kbi(4);
+		}
+		return 1;
+	}
+	return 0;
+}
+
+static int
+status(int type)
+{
+	switch (type) {
+	case SENSORS_ACTIVE:
+	case SENSORS_READY:
+		return bit_is_set(*CRM_WU_CNTL, 20); /* check if kbi4 irq is enabled */
+	}
+	return 0;
+}
+
+SENSORS_SENSOR(button_sensor, BUTTON_SENSOR,
+	       value, configure, status);