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-rw-r--r--Src/osmoconbb/src/target/firmware/layer1/toa.c80
1 files changed, 0 insertions, 80 deletions
diff --git a/Src/osmoconbb/src/target/firmware/layer1/toa.c b/Src/osmoconbb/src/target/firmware/layer1/toa.c
deleted file mode 100644
index 7d80d95..0000000
--- a/Src/osmoconbb/src/target/firmware/layer1/toa.c
+++ /dev/null
@@ -1,80 +0,0 @@
-/* AFC (Automatic Frequency Correction) Implementation */
-
-/* (C) 2010 by Harald Welte <laforge@gnumonks.org>
- * (C) 2011 by Andreas Eversberg <jolly@eversberg.eu>
- *
- * All Rights Reserved
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- */
-
-#include <stdint.h>
-#include <stdio.h>
-
-#include <debug.h>
-#include <osmocom/gsm/gsm_utils.h>
-
-#include <layer1/toa.h>
-#include <layer1/avg.h>
-#include <layer1/sync.h>
-
-/* Over how many TDMA frames do we want to average? */
-#define TOA_PERIOD 250
-/* How many of our measurements have to be valid? */
-#define TOA_MIN_MUN_VALID 125
-
-// FIXME:
-#define TOA_SNR_THRESHOLD 2560 /* 2.5 dB in fx6.10 */
-
-struct toa_state {
- struct running_avg ravg; /* running average */
-};
-
-
-static void toa_ravg_output(struct running_avg *ravg, int32_t avg);
-
-static struct toa_state toa_state = {
- .ravg = {
- .outfn = &toa_ravg_output,
- .period = TOA_PERIOD,
- .min_valid = TOA_MIN_MUN_VALID,
- },
-};
-
-void toa_input(int32_t offset, uint32_t snr)
-{
- int valid = 1;
-
- if (snr < TOA_SNR_THRESHOLD || offset < 0 || offset >31)
- valid = 0;
- runavg_input(&toa_state.ravg, offset, valid);
- runavg_check_output(&toa_state.ravg);
-}
-
-void toa_reset(void)
-{
- toa_state.ravg.num_samples = toa_state.ravg.num_samples_valid = 0;
- toa_state.ravg.acc_val = 0;
-}
-
-/* callback function for runavg */
-static void toa_ravg_output(struct running_avg *ravg, int32_t avg)
-{
- if (avg != 16) {
- printf("TOA AVG is not 16 qbits, correcting (got %ld)\n", avg);
- l1s.tpu_offset_correction = avg - 16;
- }
-}