diff options
Diffstat (limited to 'gsm-tvoid/src/lib')
| -rwxr-xr-x | gsm-tvoid/src/lib/gsm_burst.cc | 70 |
1 files changed, 53 insertions, 17 deletions
diff --git a/gsm-tvoid/src/lib/gsm_burst.cc b/gsm-tvoid/src/lib/gsm_burst.cc index 4203f26..cb896bc 100755 --- a/gsm-tvoid/src/lib/gsm_burst.cc +++ b/gsm-tvoid/src/lib/gsm_burst.cc @@ -173,7 +173,7 @@ void gsm_burst::print_bits(const float *data,int length) assert(length >= 0); for (int i=0; i < length; i++) - data[i] < 0 ? fprintf(stderr,"+") : fprintf(stderr,"."); + data[i] < 0 ? fprintf(stdout,"+") : fprintf(stdout,"."); } @@ -220,7 +220,7 @@ void gsm_burst::print_burst(void) print_bits(d_burst_buffer + d_burst_start,USEFUL_BITS); } - fprintf(stderr," "); + fprintf(stdout," "); } @@ -245,7 +245,7 @@ void gsm_burst::print_burst(void) if (print) { - fprintf(stderr,"%d/%d/%+d/%lu/%lu ", + fprintf(stdout,"%d/%d/%+d/%lu/%lu ", d_sync_state, d_ts, d_burst_start - MAX_CORR_DIST, @@ -254,38 +254,38 @@ void gsm_burst::print_burst(void) switch (d_burst_type) { case FCCH: - fprintf(stderr,"[FCCH] foff:%g cnt:%lu",d_freq_offset,d_fcch_count); + fprintf(stdout,"[FCCH] foff:%g cnt:%lu",d_freq_offset,d_fcch_count); break; case PARTIAL_SCH: bursts_since_sch = d_burst_count - d_last_sch; - fprintf(stderr,"[P-SCH] cor:%.2f last:%d cnt: %lu", + fprintf(stdout,"[P-SCH] cor:%.2f last:%d cnt: %lu", d_corr_max,bursts_since_sch,d_sch_count); break; case SCH: bursts_since_sch = d_burst_count - d_last_sch; - fprintf(stderr,"[SCH] cor:%.2f last:%d cnt: %lu", + fprintf(stdout,"[SCH] cor:%.2f last:%d cnt: %lu", d_corr_max,bursts_since_sch,d_sch_count); break; case DUMMY: - fprintf(stderr,"[DUMMY] cor:%.2f",d_corr_max); + fprintf(stdout,"[DUMMY] cor:%.2f",d_corr_max); break; case ACCESS: - fprintf(stderr,"[ACCESS]"); //We don't detect this yet + fprintf(stdout,"[ACCESS]"); //We don't detect this yet break; case NORMAL: - fprintf(stderr,"[NORM] clr:%d cor:%.2f",d_color_code,d_corr_max); + fprintf(stdout,"[NORM] clr:%d cor:%.2f",d_color_code,d_corr_max); break; case UNKNOWN: - fprintf(stderr,"[?]"); + fprintf(stdout,"[?]"); break; default: - fprintf(stderr,"[oops! default]"); + fprintf(stdout,"[oops! default]"); break; } - fprintf(stderr,"\n"); + fprintf(stdout,"\n"); //print the correlation pattern for visual inspection @@ -304,10 +304,10 @@ void gsm_burst::print_burst(void) for (int i = 0; i < pat_indent; i++) fprintf(stderr," "); - fprintf(stderr," "); //extra space for skipped bit + fprintf(stdout," "); //extra space for skipped bit print_bits(d_corr_pattern+1,d_corr_pat_size-1); //skip first bit (diff encoding) - fprintf(stderr,"\t\toffset:%d, max: %.2f \n",d_corr_maxpos,d_corr_max); + fprintf(stdout,"\t\toffset:%d, max: %.2f \n",d_corr_maxpos,d_corr_max); } } @@ -323,10 +323,10 @@ void gsm_burst::print_burst(void) //Print State related messages if ( d_print_options & PRINT_STATE ) { if ( (SYNCHRONIZED == d_sync_state) && (SYNCHRONIZED != d_last_sync_state) ) { - fprintf(stderr,"====== SYNC GAINED (FOff: %g Corr: %.2f, Color: %d ) ======\n",d_freq_offset,d_corr_max,d_color_code); + fprintf(stdout,"====== SYNC GAINED (FOff: %g Corr: %.2f, Color: %d ) ======\n",d_freq_offset,d_corr_max,d_color_code); } else if ( (SYNCHRONIZED != d_sync_state) && (SYNCHRONIZED == d_last_sync_state) ) { - fprintf(stderr,"====== SYNC LOST (%ld) ======\n",d_sync_loss_count); + fprintf(stdout,"====== SYNC LOST (%ld) ======\n",d_sync_loss_count); } } @@ -686,7 +686,6 @@ int gsm_burst::get_burst(void) d_last_good = d_burst_count; } - //Check for loss of sync int bursts_since_good = d_burst_count - d_last_good; if (bursts_since_good > MAX_SYNC_WAIT) { @@ -700,6 +699,43 @@ int gsm_burst::get_burst(void) //print info print_burst(); + ///////////////////// + //start tune testing + static int good_count = -1; //-1: wait sch, >=0: got sch, counting + + if (UNKNOWN == d_burst_type) { + if (good_count >= 0) { + fprintf(stdout,"good_count: %d\n",good_count); + + if (p_tuner) { + next_arfcn = 658; //tune back to the good channel + p_tuner->calleval(BURST_CB_TUNE); + } + } + good_count = -1; // start again at resync + + } else { + + if (good_count >= 0 ) { + good_count++; + } + + if (SCH == d_burst_type) { + if (good_count < 0) { // waiting for sch? + fprintf(stdout,"restarting good_count\n"); + good_count = 0; + //tune away + if (p_tuner) { + next_arfcn = 655; //this should be an empty channel + p_tuner->calleval(BURST_CB_TUNE); + } + } + } + } + //end tune testing + ///////////////////// + + //Adjust the buffer write position to align on MAX_CORR_DIST if ( d_clock_options & CLK_CORR_TRACK ) d_bbuf_pos += MAX_CORR_DIST - d_burst_start; |