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author | Lorenz Meier <lm@inf.ethz.ch> | 2014-05-23 19:41:54 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-05-23 19:41:54 +0200 |
commit | 0a691eeb7ed1ff36b2f782c3910cc84a51da3b3b (patch) | |
tree | 82094ccd179734fc75498bb42cb906ff2d2aa6bd /src/modules/sdlog2/sdlog2.c | |
parent | ffe095646c5984236731c88fabfe2b2b0cedf983 (diff) | |
parent | 5dab59d3cd866196311003587f77a1ea1dd5d1da (diff) | |
download | px4-firmware-0a691eeb7ed1ff36b2f782c3910cc84a51da3b3b.tar.gz px4-firmware-0a691eeb7ed1ff36b2f782c3910cc84a51da3b3b.tar.bz2 px4-firmware-0a691eeb7ed1ff36b2f782c3910cc84a51da3b3b.zip |
Merge branch 'master' of github.com:PX4/Firmware into gps_logging_dual
Diffstat (limited to 'src/modules/sdlog2/sdlog2.c')
-rw-r--r-- | src/modules/sdlog2/sdlog2.c | 55 |
1 files changed, 37 insertions, 18 deletions
diff --git a/src/modules/sdlog2/sdlog2.c b/src/modules/sdlog2/sdlog2.c index 81c972112..577cadfbb 100644 --- a/src/modules/sdlog2/sdlog2.c +++ b/src/modules/sdlog2/sdlog2.c @@ -143,8 +143,8 @@ static bool main_thread_should_exit = false; /**< Deamon exit flag */ static bool thread_running = false; /**< Deamon status flag */ static int deamon_task; /**< Handle of deamon task / thread */ static bool logwriter_should_exit = false; /**< Logwriter thread exit flag */ -static const int MAX_NO_LOGFOLDER = 999; /**< Maximum number of log dirs */ -static const int MAX_NO_LOGFILE = 999; /**< Maximum number of log files */ +static const unsigned MAX_NO_LOGFOLDER = 999; /**< Maximum number of log dirs */ +static const unsigned MAX_NO_LOGFILE = 999; /**< Maximum number of log files */ static const int LOG_BUFFER_SIZE_DEFAULT = 8192; static const int MAX_WRITE_CHUNK = 512; static const int MIN_BYTES_TO_WRITE = 512; @@ -671,7 +671,7 @@ int write_formats(int fd) int written = 0; /* fill message format packet for each format and write it */ - for (int i = 0; i < log_formats_num; i++) { + for (unsigned i = 0; i < log_formats_num; i++) { log_msg_format.body = log_formats[i]; written += write(fd, &log_msg_format, sizeof(log_msg_format)); } @@ -1114,6 +1114,15 @@ int sdlog2_thread_main(int argc, char *argv[]) /* --- GPS POSITION - UNIT #1 --- */ if (gps_pos_updated) { + + float snr_mean = 0.0f; + + for (unsigned i = 0; i < buf_gps_pos.satellites_visible; i++) { + snr_mean += buf_gps_pos.satellite_snr[i]; + } + + snr_mean /= buf_gps_pos.satellites_visible; + log_msg.msg_type = LOG_GPS_MSG; log_msg.body.log_GPS.gps_time = buf_gps_pos.time_gps_usec; log_msg.body.log_GPS.fix_type = buf_gps_pos.fix_type; @@ -1126,6 +1135,10 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.body.log_GPS.vel_e = buf_gps_pos.vel_e_m_s; log_msg.body.log_GPS.vel_d = buf_gps_pos.vel_d_m_s; log_msg.body.log_GPS.cog = buf_gps_pos.cog_rad; + log_msg.body.log_GPS.sats = buf_gps_pos.satellites_visible; + log_msg.body.log_GPS.snr_mean = snr_mean; + log_msg.body.log_GPS.noise_per_ms = buf_gps_pos.noise_per_ms; + log_msg.body.log_GPS.jamming_indicator = buf_gps_pos.jamming_indicator; LOGBUFFER_WRITE_AND_COUNT(GPS); if (_extended_logging) { @@ -1136,27 +1149,33 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.msg_type = LOG_GS0A_MSG; memset(&log_msg.body.log_GS0A, 0, sizeof(log_msg.body.log_GS0A)); /* fill set A */ - unsigned max_sats_a = (log_max_snr > gps_msg_max_snr) ? gps_msg_max_snr : log_max_snr; + for (unsigned i = 0; i < gps_msg_max_snr; i++) { - for (unsigned i = 0; i < max_sats_a; i++) { - log_msg.body.log_GS0A.satellite_snr[i] = buf_gps_pos.satellite_snr[i]; + int satindex = buf_gps_pos.satellite_prn[i] - 1; + + /* handles index exceeding and wraps to to arithmetic errors */ + if ((satindex >= 0) && (satindex < (int)log_max_snr)) { + /* map satellites by their ID so that logs from two receivers can be compared */ + log_msg.body.log_GS0A.satellite_snr[satindex] = buf_gps_pos.satellite_snr[i]; + } } LOGBUFFER_WRITE_AND_COUNT(GS0A); - /* do we need a 2nd set? */ - if (gps_msg_max_snr > log_max_snr) { - log_msg.msg_type = LOG_GS0B_MSG; - memset(&log_msg.body.log_GS0B, 0, sizeof(log_msg.body.log_GS0B)); - /* fill set B - deduct the count we already have taken care of */ - gps_msg_max_snr -= log_max_snr; - unsigned max_sats_b = (log_max_snr > gps_msg_max_snr) ? gps_msg_max_snr : log_max_snr; - - for (unsigned i = 0; i < max_sats_b; i++) { - /* count from zero, but obey offset of log_max_snr consumed units */ - log_msg.body.log_GS0B.satellite_snr[i] = buf_gps_pos.satellite_snr[log_max_snr + i]; + log_msg.msg_type = LOG_GS0B_MSG; + memset(&log_msg.body.log_GS0B, 0, sizeof(log_msg.body.log_GS0B)); + /* fill set B */ + for (unsigned i = 0; i < gps_msg_max_snr; i++) { + + /* get second bank of satellites, thus deduct bank size from index */ + int satindex = buf_gps_pos.satellite_prn[i] - 1 - log_max_snr; + + /* handles index exceeding and wraps to to arithmetic errors */ + if ((satindex >= 0) && (satindex < (int)log_max_snr)) { + /* map satellites by their ID so that logs from two receivers can be compared */ + log_msg.body.log_GS0B.satellite_snr[satindex] = buf_gps_pos.satellite_snr[i]; } - LOGBUFFER_WRITE_AND_COUNT(GS0B); } + LOGBUFFER_WRITE_AND_COUNT(GS0B); } } |