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author | px4dev <px4@purgatory.org> | 2012-10-23 18:02:36 -0700 |
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committer | px4dev <px4@purgatory.org> | 2012-10-23 23:51:12 -0700 |
commit | c3fe915b44a1b32f05b182b3079c722b82b20fb9 (patch) | |
tree | acde0f2c5c64e4c22afdd810c10cdfe7fdc11c5b /apps/systemlib/cpuload.h | |
parent | 1b3ab2f18df9b442a01d1093af952e44823c3c9d (diff) | |
download | px4-firmware-c3fe915b44a1b32f05b182b3079c722b82b20fb9.tar.gz px4-firmware-c3fe915b44a1b32f05b182b3079c722b82b20fb9.tar.bz2 px4-firmware-c3fe915b44a1b32f05b182b3079c722b82b20fb9.zip |
Checkpoint - moving things out of the NuttX configs/*/src directories
Diffstat (limited to 'apps/systemlib/cpuload.h')
-rw-r--r-- | apps/systemlib/cpuload.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/apps/systemlib/cpuload.h b/apps/systemlib/cpuload.h new file mode 100644 index 000000000..a97047ea8 --- /dev/null +++ b/apps/systemlib/cpuload.h @@ -0,0 +1,63 @@ +/**************************************************************************** + * + * 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. + * + ****************************************************************************/ + +#pragma once + +#ifdef CONFIG_SCHED_INSTRUMENTATION + +__BEGIN_DECLS + +#include <nuttx/sched.h> + +struct system_load_taskinfo_s { + uint64_t total_runtime; ///< Runtime since start (start_time - total_runtime)/(start_time - current_time) = load + uint64_t curr_start_time; ///< Start time of the current scheduling slot + uint64_t start_time; ///< FIRST start time of task + FAR struct _TCB *tcb; ///< + bool valid; ///< Task is currently active / valid +}; + +struct system_load_s { + uint64_t start_time; ///< Global start time of measurements + struct system_load_taskinfo_s tasks[CONFIG_MAX_TASKS]; + uint8_t initialized; + int total_count; + int running_count; + int sleeping_count; +}; + +__EXPORT extern struct system_load_s system_load; + +__EXPORT void cpuload_initialize_once(void); + +#endif |