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-rw-r--r--src/modules/systemlib/circuit_breaker.c93
-rw-r--r--src/modules/systemlib/circuit_breaker.h64
-rw-r--r--src/modules/systemlib/err.c2
-rw-r--r--src/modules/systemlib/module.mk5
-rw-r--r--src/modules/systemlib/rc_check.c13
-rw-r--r--src/modules/systemlib/systemlib.c3
6 files changed, 171 insertions, 9 deletions
diff --git a/src/modules/systemlib/circuit_breaker.c b/src/modules/systemlib/circuit_breaker.c
new file mode 100644
index 000000000..8f697749e
--- /dev/null
+++ b/src/modules/systemlib/circuit_breaker.c
@@ -0,0 +1,93 @@
+/****************************************************************************
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+/*
+ * @file circuit_breaker.c
+ *
+ * Circuit breaker parameters.
+ * Analog to real aviation circuit breakers these parameters
+ * allow to disable subsystems. They are not supported as standard
+ * operation procedure and are only provided for development purposes.
+ * To ensure they are not activated accidentally, the associated
+ * parameter needs to set to the key (magic).
+ */
+
+#include <systemlib/param/param.h>
+#include <systemlib/circuit_breaker.h>
+
+/**
+ * Circuit breaker for power supply check
+ *
+ * Setting this parameter to 894281 will disable the power valid
+ * checks in the commander.
+ * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK
+ *
+ * @min 0
+ * @max 894281
+ * @group Circuit Breaker
+ */
+PARAM_DEFINE_INT32(CBRK_SUPPLY_CHK, 0);
+
+/**
+ * Circuit breaker for rate controller output
+ *
+ * Setting this parameter to 140253 will disable the rate
+ * controller uORB publication.
+ * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK
+ *
+ * @min 0
+ * @max 140253
+ * @group Circuit Breaker
+ */
+PARAM_DEFINE_INT32(CBRK_RATE_CTRL, 0);
+
+/**
+ * Circuit breaker for IO safety
+ *
+ * Setting this parameter to 894281 will disable IO safety.
+ * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK
+ *
+ * @min 0
+ * @max 22027
+ * @group Circuit Breaker
+ */
+PARAM_DEFINE_INT32(CBRK_IO_SAFETY, 0);
+
+bool circuit_breaker_enabled(const char* breaker, int32_t magic)
+{
+ int32_t val;
+ (void)param_get(param_find(breaker), &val);
+
+ return (val == magic);
+}
+
diff --git a/src/modules/systemlib/circuit_breaker.h b/src/modules/systemlib/circuit_breaker.h
new file mode 100644
index 000000000..1175dbce8
--- /dev/null
+++ b/src/modules/systemlib/circuit_breaker.h
@@ -0,0 +1,64 @@
+/****************************************************************************
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+/*
+ * @file circuit_breaker.h
+ *
+ * Circuit breaker functionality.
+ */
+
+#ifndef CIRCUIT_BREAKER_H_
+#define CIRCUIT_BREAKER_H_
+
+/* SAFETY WARNING -- SAFETY WARNING -- SAFETY WARNING
+ *
+ * OBEY THE DOCUMENTATION FOR ALL CIRCUIT BREAKERS HERE,
+ * ENSURE TO READ CAREFULLY ALL SAFETY WARNINGS.
+ * http://pixhawk.org/dev/circuit_breakers
+ *
+ * CIRCUIT BREAKERS ARE NOT PART OF THE STANDARD OPERATION PROCEDURE
+ * AND MAY DISABLE CHECKS THAT ARE VITAL FOR SAFE FLIGHT.
+ */
+#define CBRK_SUPPLY_CHK_KEY 894281
+#define CBRK_RATE_CTRL_KEY 140253
+#define CBRK_IO_SAFETY_KEY 22027
+
+#include <stdbool.h>
+
+__BEGIN_DECLS
+
+__EXPORT bool circuit_breaker_enabled(const char* breaker, int32_t magic);
+
+__END_DECLS
+
+#endif /* CIRCUIT_BREAKER_H_ */
diff --git a/src/modules/systemlib/err.c b/src/modules/systemlib/err.c
index 6c0e876d1..998b5ac7d 100644
--- a/src/modules/systemlib/err.c
+++ b/src/modules/systemlib/err.c
@@ -86,7 +86,7 @@ warnerr_core(int errcode, const char *fmt, va_list args)
fprintf(stderr, "\n");
#elif CONFIG_ARCH_LOWPUTC
lowsyslog("%s: ", getprogname());
- lowvyslog(fmt, args);
+ lowvsyslog(fmt, args);
/* convenience as many parts of NuttX use negative errno */
if (errcode < 0)
diff --git a/src/modules/systemlib/module.mk b/src/modules/systemlib/module.mk
index 3953b757d..147903aa0 100644
--- a/src/modules/systemlib/module.mk
+++ b/src/modules/systemlib/module.mk
@@ -1,6 +1,6 @@
############################################################################
#
-# Copyright (C) 2012 PX4 Development Team. All rights reserved.
+# Copyright (c) 2012-2014 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
@@ -52,5 +52,6 @@ SRCS = err.c \
rc_check.c \
otp.c \
board_serial.c \
- pwm_limit/pwm_limit.c
+ pwm_limit/pwm_limit.c \
+ circuit_breaker.c
diff --git a/src/modules/systemlib/rc_check.c b/src/modules/systemlib/rc_check.c
index c0c1a5cb4..b35b333af 100644
--- a/src/modules/systemlib/rc_check.c
+++ b/src/modules/systemlib/rc_check.c
@@ -42,6 +42,7 @@
#include <stdio.h>
#include <fcntl.h>
+#include <systemlib/err.h>
#include <systemlib/rc_check.h>
#include <systemlib/param/param.h>
#include <mavlink/mavlink_log.h>
@@ -98,32 +99,32 @@ int rc_calibration_check(int mavlink_fd) {
/* assert min..center..max ordering */
if (param_min < 500) {
count++;
- mavlink_log_critical(mavlink_fd, "ERR: RC_%d_MIN < 500", i+1);
+ mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_MIN < 500", i+1);
/* give system time to flush error message in case there are more */
usleep(100000);
}
if (param_max > 2500) {
count++;
- mavlink_log_critical(mavlink_fd, "ERR: RC_%d_MAX > 2500", i+1);
+ mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_MAX > 2500", i+1);
/* give system time to flush error message in case there are more */
usleep(100000);
}
if (param_trim < param_min) {
count++;
- mavlink_log_critical(mavlink_fd, "ERR: RC_%d_TRIM < MIN (%d/%d)", i+1, (int)param_trim, (int)param_min);
+ mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_TRIM < MIN (%d/%d)", i+1, (int)param_trim, (int)param_min);
/* give system time to flush error message in case there are more */
usleep(100000);
}
if (param_trim > param_max) {
count++;
- mavlink_log_critical(mavlink_fd, "ERR: RC_%d_TRIM > MAX (%d/%d)", i+1, (int)param_trim, (int)param_max);
+ mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_TRIM > MAX (%d/%d)", i+1, (int)param_trim, (int)param_max);
/* give system time to flush error message in case there are more */
usleep(100000);
}
/* assert deadzone is sane */
if (param_dz > 500) {
- mavlink_log_critical(mavlink_fd, "ERR: RC_%d_DZ > 500", i+1);
+ mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_DZ > 500", i+1);
/* give system time to flush error message in case there are more */
usleep(100000);
count++;
@@ -139,7 +140,7 @@ int rc_calibration_check(int mavlink_fd) {
/* sanity checks pass, enable channel */
if (count) {
- mavlink_log_critical(mavlink_fd, "ERROR: %d config error(s) for RC channel %d.", count, (i + 1));
+ mavlink_log_critical(mavlink_fd, "#audio ERROR: %d config error(s) for RC channel %d.", count, (i + 1));
warnx("ERROR: %d config error(s) for RC channel %d.", count, (i + 1));
usleep(100000);
}
diff --git a/src/modules/systemlib/systemlib.c b/src/modules/systemlib/systemlib.c
index 57a751e1c..9fff3eb88 100644
--- a/src/modules/systemlib/systemlib.c
+++ b/src/modules/systemlib/systemlib.c
@@ -64,6 +64,9 @@ systemreset(bool to_bootloader)
*(uint32_t *)0x40002850 = 0xb007b007;
}
up_systemreset();
+
+ /* lock up here */
+ while(true);
}
static void kill_task(FAR struct tcb_s *tcb, FAR void *arg);