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-rw-r--r--ROMFS/px4fmu_common/init.d/rc.uavcan16
-rw-r--r--ROMFS/px4fmu_common/init.d/rcS12
-rw-r--r--src/modules/uavcan/module.mk3
-rw-r--r--src/modules/uavcan/uavcan_main.cpp50
-rw-r--r--src/modules/uavcan/uavcan_params.c73
5 files changed, 114 insertions, 40 deletions
diff --git a/ROMFS/px4fmu_common/init.d/rc.uavcan b/ROMFS/px4fmu_common/init.d/rc.uavcan
new file mode 100644
index 000000000..abb76b400
--- /dev/null
+++ b/ROMFS/px4fmu_common/init.d/rc.uavcan
@@ -0,0 +1,16 @@
+#!nsh
+#
+# UAVCAN initialization script.
+#
+
+if param compare UAVCAN_ENABLE 1
+then
+ if uavcan start
+ then
+ sleep 1 # Sensor autodetection delay
+ echo "[init] UAVCAN started"
+ else
+ echo "[init] ERROR: Could not start UAVCAN"
+ tone_alarm $TUNE_OUT_ERROR
+ fi
+fi
diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index c9e6a27ca..195771905 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -304,11 +304,10 @@ then
then
if [ $OUTPUT_MODE == uavcan_esc ]
then
- if uavcan start 1
+ if param compare UAVCAN_ENABLE 0
then
- echo "CAN UP"
- else
- echo "CAN ERR"
+ echo "[init] OVERRIDING UAVCAN_ENABLE = 1"
+ param set UAVCAN_ENABLE 1
fi
fi
@@ -448,6 +447,11 @@ then
mavlink start $MAVLINK_FLAGS
#
+ # UAVCAN
+ #
+ sh /etc/init.d/rc.uavcan
+
+ #
# Sensors, Logging, GPS
#
sh /etc/init.d/rc.sensors
diff --git a/src/modules/uavcan/module.mk b/src/modules/uavcan/module.mk
index 26ff7102d..93a1bf96f 100644
--- a/src/modules/uavcan/module.mk
+++ b/src/modules/uavcan/module.mk
@@ -42,7 +42,8 @@ MAXOPTIMIZATION = -Os
# Main
SRCS += uavcan_main.cpp \
- uavcan_clock.cpp
+ uavcan_clock.cpp \
+ uavcan_params.c
# Actuators
SRCS += actuators/esc.cpp
diff --git a/src/modules/uavcan/uavcan_main.cpp b/src/modules/uavcan/uavcan_main.cpp
index 8607af145..a15f83696 100644
--- a/src/modules/uavcan/uavcan_main.cpp
+++ b/src/modules/uavcan/uavcan_main.cpp
@@ -38,6 +38,7 @@
#include <fcntl.h>
#include <systemlib/err.h>
#include <systemlib/systemlib.h>
+#include <systemlib/param/param.h>
#include <systemlib/mixer/mixer.h>
#include <systemlib/board_serial.h>
#include <version/version.h>
@@ -587,7 +588,7 @@ void UavcanNode::sensor_print_enabled()
static void print_usage()
{
warnx("usage: \n"
- "\tuavcan start <node_id> [can_bitrate]\n"
+ "\tuavcan start\n"
"\tuavcan sensor enable <sensor name>\n"
"\tuavcan sensor list");
@@ -599,52 +600,32 @@ extern "C" __EXPORT int uavcan_main(int argc, char *argv[]);
int uavcan_main(int argc, char *argv[])
{
- constexpr unsigned DEFAULT_CAN_BITRATE = 1000000;
-
if (argc < 2) {
print_usage();
::exit(1);
}
if (!std::strcmp(argv[1], "start")) {
- if (argc < 3) {
- print_usage();
- ::exit(1);
+ if (UavcanNode::instance()) {
+ errx(1, "already started");
}
- /*
- * Node ID
- */
- const int node_id = atoi(argv[2]);
+ // Node ID
+ int32_t node_id = 0;
+ (void)param_get(param_find("UAVCAN_NODE_ID"), &node_id);
if (node_id < 0 || node_id > uavcan::NodeID::Max || !uavcan::NodeID(node_id).isUnicast()) {
warnx("Invalid Node ID %i", node_id);
::exit(1);
}
- /*
- * CAN bitrate
- */
- unsigned bitrate = 0;
-
- if (argc > 3) {
- bitrate = atol(argv[3]);
- }
+ // CAN bitrate
+ int32_t bitrate = 0;
+ (void)param_get(param_find("UAVCAN_BITRATE"), &bitrate);
- if (bitrate <= 0) {
- bitrate = DEFAULT_CAN_BITRATE;
- }
-
- if (UavcanNode::instance()) {
- errx(1, "already started");
- }
-
- /*
- * Start
- */
+ // Start
warnx("Node ID %u, bitrate %u", node_id, bitrate);
return UavcanNode::start(node_id, bitrate);
-
}
/* commands below require the app to be started */
@@ -655,14 +636,13 @@ int uavcan_main(int argc, char *argv[])
}
if (!std::strcmp(argv[1], "status") || !std::strcmp(argv[1], "info")) {
-
- inst->print_info();
- ::exit(0);
+ inst->print_info();
+ ::exit(0);
}
if (!std::strcmp(argv[1], "stop")) {
- delete inst;
- ::exit(0);
+ delete inst;
+ ::exit(0);
}
if (!std::strcmp(argv[1], "sensor")) {
diff --git a/src/modules/uavcan/uavcan_params.c b/src/modules/uavcan/uavcan_params.c
new file mode 100644
index 000000000..e6ea8a8fb
--- /dev/null
+++ b/src/modules/uavcan/uavcan_params.c
@@ -0,0 +1,73 @@
+/****************************************************************************
+ *
+ * Copyright (C) 2014 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.
+ *
+ ****************************************************************************/
+
+/**
+ * @author Pavel Kirienko <pavel.kirienko@gmail.com>
+ */
+
+#include <nuttx/config.h>
+#include <systemlib/param/param.h>
+
+/**
+ * Enable UAVCAN.
+ *
+ * Enables support for UAVCAN-interfaced actuators and sensors.
+ *
+ * @min 0
+ * @max 1
+ * @group UAVCAN
+ */
+PARAM_DEFINE_INT32(UAVCAN_ENABLE, 0);
+
+/**
+ * UAVCAN Node ID.
+ *
+ * Read the specs at http://uavcan.org to learn more about Node ID.
+ *
+ * @min 1
+ * @max 125
+ * @group UAVCAN
+ */
+PARAM_DEFINE_INT32(UAVCAN_NODE_ID, 1);
+
+/**
+ * UAVCAN CAN bus bitrate.
+ *
+ * @min 20000
+ * @max 1000000
+ * @group UAVCAN
+ */
+PARAM_DEFINE_INT32(UAVCAN_BITRATE, 1000000);
+
+
+