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/* (C) 2021 by sysmocom s.f.m.c. GmbH
* All Rights Reserved
*
* Author: Philipp Maier
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation; either version 3 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 Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <osmo-bts/logging.h>
#include <osmocom/core/utils.h>
#include <stdlib.h>
#include <stdio.h>
#include "../../src/osmo-bts-trx/sched_utils.h"
struct amr_cmi_test_data {
/* Frame number that marks the beginning of the voice block */
uint32_t gsm_fn;
/* In uplink: True, when the voice block is a CMI block, false otherwise. */
/* In downlink: False, when the voice block is a CMI block, true otherwise. */
bool is_cmi;
};
/* The behavior of AHS in subslot 0 and AFS is the same */
static const struct amr_cmi_test_data testvec_ahs_h0_and_afs[] = {
{ 0, true },
{ 4, false },
{ 8, true },
{ 13, false },
{ 17, true },
{ 21, false },
{ 26, true },
{ 30, false },
{ 34, true },
{ 39, false },
{ 43, true },
{ 47, false },
{ 52, true },
{ 56, false },
{ 60, true },
{ 65, false },
{ 69, true },
{ 73, false },
{ 78, true },
{ 82, false },
{ 86, true },
{ 91, false },
{ 95, true },
{ 99, false },
};
static const struct amr_cmi_test_data testvec_ahs_h1[] = {
{ 1, true },
{ 5, false },
{ 9, true },
{ 14, false },
{ 18, true },
{ 22, false },
{ 27, true },
{ 31, false },
{ 35, true },
{ 40, false },
{ 44, true },
{ 48, false },
{ 53, true },
{ 57, false },
{ 61, true },
{ 66, false },
{ 70, true },
{ 74, false },
{ 79, true },
{ 83, false },
{ 87, true },
{ 92, false },
{ 96, true },
{ 100, false },
};
static void test_amr_cmi_sched(void)
{
unsigned int i;
bool res;
printf("AMR transmission phase (CMI) in relation to GSM FN:\n");
for (i = 0; i < ARRAY_SIZE(testvec_ahs_h0_and_afs); i++) {
res = ul_amr_fn_is_cmi(testvec_ahs_h0_and_afs[i].gsm_fn);
printf("Uplink, AMR AHS on HR subslot 0: fn_begin=%u, CMI=%u\n", testvec_ahs_h0_and_afs[i].gsm_fn, res);
OSMO_ASSERT(res == testvec_ahs_h0_and_afs[i].is_cmi);
}
printf("\n");
for (i = 0; i < ARRAY_SIZE(testvec_ahs_h0_and_afs); i++) {
res = dl_amr_fn_is_cmi(testvec_ahs_h0_and_afs[i].gsm_fn);
printf("Downlink, AMR AHS on HR subslot 0: fn_begin=%u, CMI=%u\n", testvec_ahs_h0_and_afs[i].gsm_fn, res);
OSMO_ASSERT(res == !testvec_ahs_h0_and_afs[i].is_cmi);
}
printf("\n");
printf("\n");
for (i = 0; i < ARRAY_SIZE(testvec_ahs_h1); i++) {
res = ul_amr_fn_is_cmi(testvec_ahs_h1[i].gsm_fn);
printf("Uplink, AMR AHS on HR subslot 1: fn_begin=%u, CMI=%u\n", testvec_ahs_h1[i].gsm_fn, res);
OSMO_ASSERT(res == testvec_ahs_h1[i].is_cmi);
}
printf("\n");
for (i = 0; i < ARRAY_SIZE(testvec_ahs_h1); i++) {
res = dl_amr_fn_is_cmi(testvec_ahs_h1[i].gsm_fn);
printf("Downlink, AMR AHS on HR subslot 1: fn_begin=%u, CMI=%u\n", testvec_ahs_h1[i].gsm_fn, res);
OSMO_ASSERT(res == !testvec_ahs_h1[i].is_cmi);
}
printf("\n");
printf("\n");
for (i = 0; i < ARRAY_SIZE(testvec_ahs_h0_and_afs); i++) {
res = ul_amr_fn_is_cmi(testvec_ahs_h0_and_afs[i].gsm_fn);
printf("Uplink, AMR AFS: fn_begin=%u, CMI=%u\n", testvec_ahs_h0_and_afs[i].gsm_fn, res);
OSMO_ASSERT(res == testvec_ahs_h0_and_afs[i].is_cmi);
}
printf("\n");
for (i = 0; i < ARRAY_SIZE(testvec_ahs_h0_and_afs); i++) {
res = dl_amr_fn_is_cmi(testvec_ahs_h0_and_afs[i].gsm_fn);
printf("Downlink, AMR AFS: fn_begin=%u, CMI=%u\n", testvec_ahs_h0_and_afs[i].gsm_fn, res);
OSMO_ASSERT(res == !testvec_ahs_h0_and_afs[i].is_cmi);
}
}
int main(int argc, char **argv)
{
test_amr_cmi_sched();
return EXIT_SUCCESS;
}
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