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authorLorenz Meier <lm@inf.ethz.ch>2013-04-28 09:54:11 +0200
committerLorenz Meier <lm@inf.ethz.ch>2013-04-28 09:54:11 +0200
commit13fc6703862862f4263d8d5d085b7a16b87190e1 (patch)
tree47f3a17cb6f38b1aafe22e1cdef085cd73cd3a1d /src/drivers/drv_led.h
parentf57439b90e23de260259dec051d3e2ead2d61c8c (diff)
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Moved last libs, drivers and headers, cleaned up IO build
Diffstat (limited to 'src/drivers/drv_led.h')
-rw-r--r--src/drivers/drv_led.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/src/drivers/drv_led.h b/src/drivers/drv_led.h
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+++ b/src/drivers/drv_led.h
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+/****************************************************************************
+ *
+ * Copyright (C) 2012 PX4 Development Team. 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 PX4 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 COPYRIGHT HOLDERS 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
+ * COPYRIGHT OWNER 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.
+ *
+ ****************************************************************************/
+
+/**
+ * @file drv_led.h
+ *
+ * LED driver API
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <sys/ioctl.h>
+
+#define LED_DEVICE_PATH "/dev/led"
+
+#define _LED_BASE 0x2800
+
+/* PX4 LED colour codes */
+#define LED_AMBER 1
+#define LED_RED 1 /* some boards have red rather than amber */
+#define LED_BLUE 0
+#define LED_SAFETY 2
+
+#define LED_ON _IOC(_LED_BASE, 0)
+#define LED_OFF _IOC(_LED_BASE, 1)
+
+__BEGIN_DECLS
+
+/*
+ * Initialise the LED driver.
+ */
+__EXPORT extern void drv_led_start(void);
+
+__END_DECLS