Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 1 | /* |
| 2 | * TbfTest.cpp |
| 3 | * |
| 4 | * Copyright (C) 2013 by Holger Hans Peter Freyther |
| 5 | * |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU Affero General Public License as published by |
| 10 | * the Free Software Foundation; either version 3 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Affero General Public License |
| 19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #include "bts.h" |
| 24 | #include "tbf.h" |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 25 | #include "tbf_dl.h" |
Pau Espin Pedrol | 9d1cdb1 | 2019-09-25 17:47:02 +0200 | [diff] [blame] | 26 | #include "tbf_ul.h" |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 27 | #include "gprs_ms.h" |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 28 | #include "gprs_debug.h" |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 29 | #include "pcu_utils.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 30 | #include "gprs_bssgp_pcu.h" |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 31 | #include "pcu_l1_if.h" |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 32 | #include "decoding.h" |
Max | 1187a77 | 2018-01-26 13:31:42 +0100 | [diff] [blame] | 33 | #include <gprs_rlcmac.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 34 | |
| 35 | extern "C" { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 36 | #include "pcu_vty.h" |
Pau Espin Pedrol | 2ae8337 | 2020-05-18 11:35:35 +0200 | [diff] [blame] | 37 | #include "coding_scheme.h" |
Pau Espin Pedrol | ff7c581 | 2022-12-14 18:49:06 +0100 | [diff] [blame] | 38 | #include "alloc_algo.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 39 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 40 | #include <osmocom/core/application.h> |
| 41 | #include <osmocom/core/msgb.h> |
| 42 | #include <osmocom/core/talloc.h> |
| 43 | #include <osmocom/core/utils.h> |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 44 | #include <osmocom/vty/vty.h> |
Pau Espin Pedrol | b5a8a67 | 2023-03-14 11:16:22 +0100 | [diff] [blame] | 45 | #include <osmocom/gsm/protocol/gsm_44_060.h> |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 46 | #include <osmocom/gsm/l1sap.h> |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 47 | #include <osmocom/core/fsm.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 48 | } |
| 49 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 50 | #include <errno.h> |
| 51 | |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 52 | #define DUMMY_FN 2654167 |
| 53 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 54 | void *tall_pcu_ctx; |
| 55 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 56 | bool spoof_mnc_3_digits = false; |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 57 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 58 | /* Measurements shared by all unit tests */ |
| 59 | static struct pcu_l1_meas meas; |
| 60 | |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 61 | int gprs_gp_send_test_cb(void *ctx, struct msgb *msg) |
| 62 | { |
| 63 | return 0; |
| 64 | } |
| 65 | |
| 66 | static gprs_pcu *prepare_pcu(void) |
| 67 | { |
| 68 | struct gprs_pcu *pcu = gprs_pcu_alloc(tall_pcu_ctx); |
| 69 | bssgp_set_bssgp_callback(gprs_gp_send_test_cb, NULL); |
Pau Espin Pedrol | 9184e85 | 2022-05-09 16:13:52 +0200 | [diff] [blame] | 70 | osmo_tdef_set(pcu->T_defs, -2030, 0, OSMO_TDEF_S); |
| 71 | osmo_tdef_set(pcu->T_defs, -2031, 0, OSMO_TDEF_S); |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 72 | return pcu; |
| 73 | } |
| 74 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 75 | static int bts_handle_rach(struct gprs_rlcmac_bts *bts, uint16_t ra, uint32_t Fn, int16_t qta) |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 76 | { |
| 77 | struct rach_ind_params rip = { |
| 78 | .burst_type = GSM_L1_BURST_TYPE_ACCESS_0, |
| 79 | .is_11bit = false, |
| 80 | .ra = ra, |
| 81 | .trx_nr = 0, |
| 82 | .ts_nr = 0, |
| 83 | .rfn = Fn, |
| 84 | .qta = qta, |
| 85 | }; |
| 86 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 87 | return bts_rcv_rach(bts, &rip); |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 88 | } |
| 89 | |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 90 | static void check_tbf(gprs_rlcmac_tbf *tbf) |
| 91 | { |
| 92 | OSMO_ASSERT(tbf); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 93 | if (tbf->state_is(TBF_ST_WAIT_RELEASE)) |
Pau Espin Pedrol | f197f15 | 2022-11-17 20:18:46 +0100 | [diff] [blame] | 94 | OSMO_ASSERT(tbf->timers_pending(T3191) || osmo_timer_pending(&tbf->state_fi->timer)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 95 | if (tbf->state_is(TBF_ST_RELEASING)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 96 | OSMO_ASSERT(tbf->timers_pending(T_MAX)); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 97 | } |
| 98 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 99 | static void test_tbf_base() |
| 100 | { |
| 101 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 102 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 103 | |
| 104 | OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| 105 | OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| 106 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 107 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 108 | } |
| 109 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 110 | static void test_tbf_tlli_update() |
| 111 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 112 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 113 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 114 | GprsMs *ms, *ms_new; |
| 115 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 116 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 117 | |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 118 | the_pcu->alloc_algorithm = alloc_algorithm_a; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 119 | bts->trx[0].pdch[2].enable(); |
| 120 | bts->trx[0].pdch[3].enable(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 121 | |
| 122 | /* |
| 123 | * Make a uplink and downlink allocation |
| 124 | */ |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 125 | ms = bts_alloc_ms(bts); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 126 | gprs_rlcmac_tbf *dl_tbf = dl_tbf_alloc(bts, |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 127 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 128 | OSMO_ASSERT(dl_tbf != NULL); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 129 | ms_confirm_tlli(ms, 0x2342); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 130 | dl_tbf->set_ta(4); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 131 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 132 | OSMO_ASSERT(dl_tbf->ms() == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 133 | |
Pau Espin Pedrol | bda7bb7 | 2022-10-31 14:33:09 +0100 | [diff] [blame] | 134 | gprs_rlcmac_tbf *ul_tbf = ul_tbf_alloc(bts, |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 135 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 136 | OSMO_ASSERT(ul_tbf != NULL); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 137 | ms_update_announced_tlli(ms, 0x2342); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 138 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 139 | OSMO_ASSERT(ul_tbf->ms() == ms); |
| 140 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 141 | OSMO_ASSERT(bts_get_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI) == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 142 | |
| 143 | /* |
| 144 | * Now check.. that DL changes and that the timing advance |
| 145 | * has changed. |
| 146 | */ |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 147 | ms_confirm_tlli(dl_tbf->ms(), 0x4232); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 148 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 149 | /* It is still there, since the new TLLI has not been used for UL yet */ |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 150 | ms_new = bts_get_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 151 | OSMO_ASSERT(ms == ms_new); |
| 152 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 153 | ms_new = bts_get_ms_by_tlli(bts, 0x4232, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 154 | OSMO_ASSERT(ms == ms_new); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 155 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
| 156 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 157 | |
| 158 | /* Now use the new TLLI for UL */ |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 159 | ms_update_announced_tlli(ms, 0x4232); |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 160 | ms_new = bts_get_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 161 | OSMO_ASSERT(ms_new == NULL); |
Holger Hans Peter Freyther | bc1626e | 2013-10-30 19:50:49 +0100 | [diff] [blame] | 162 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 163 | ms_new = bts_get_ms_by_tlli(bts, 0x4232, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 164 | OSMO_ASSERT(ms_new != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 165 | OSMO_ASSERT(ms_ta(ms_new) == 4); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 166 | |
| 167 | OSMO_ASSERT(ul_tbf->ta() == 4); |
| 168 | OSMO_ASSERT(dl_tbf->ta() == 4); |
| 169 | |
| 170 | ul_tbf->set_ta(6); |
| 171 | |
| 172 | OSMO_ASSERT(ul_tbf->ta() == 6); |
| 173 | OSMO_ASSERT(dl_tbf->ta() == 6); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 174 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 175 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 176 | TALLOC_FREE(the_pcu); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 177 | } |
| 178 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 179 | static uint8_t llc_data[200]; |
| 180 | |
Max | a296118 | 2018-01-25 19:47:28 +0100 | [diff] [blame] | 181 | /* override, requires '-Wl,--wrap=pcu_sock_send' */ |
| 182 | int __real_pcu_sock_send(struct msgb *msg); |
Pau Espin Pedrol | e91c4c7 | 2021-01-18 17:54:30 +0100 | [diff] [blame] | 183 | extern "C" int __wrap_pcu_sock_send(struct msgb *msg) |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 184 | { |
| 185 | return 0; |
| 186 | } |
| 187 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 188 | static void setup_bts(struct gprs_rlcmac_bts *bts, uint8_t ts_no, uint8_t cs = 1) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 189 | { |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 190 | gprs_rlcmac_trx *trx; |
| 191 | |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 192 | the_pcu->alloc_algorithm = alloc_algorithm_a; |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 193 | bts->initial_cs_dl = cs; |
| 194 | bts->initial_cs_ul = cs; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 195 | trx = &bts->trx[0]; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 196 | trx->pdch[ts_no].enable(); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 197 | bts_set_current_frame_number(bts, DUMMY_FN); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 198 | } |
| 199 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 200 | static gprs_rlcmac_dl_tbf *create_dl_tbf(struct gprs_rlcmac_bts *bts, uint8_t ms_class, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 201 | uint8_t egprs_ms_class, uint8_t *trx_no_) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 202 | { |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 203 | int tfi; |
| 204 | uint8_t trx_no; |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 205 | GprsMs *ms; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 206 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 207 | |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 208 | ms = bts_alloc_ms(bts); |
| 209 | ms_set_ms_class(ms, ms_class); |
| 210 | ms_set_egprs_ms_class(ms, egprs_ms_class); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 211 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 212 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_DL_TBF, &trx_no, -1); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 213 | OSMO_ASSERT(tfi >= 0); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 214 | dl_tbf = dl_tbf_alloc(bts, ms, trx_no, true); |
Pau Espin Pedrol | 983bb7e | 2020-10-26 14:52:06 +0100 | [diff] [blame] | 215 | OSMO_ASSERT(dl_tbf); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame] | 216 | dl_tbf->set_ta(0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 217 | check_tbf(dl_tbf); |
| 218 | |
| 219 | /* "Establish" the DL TBF */ |
Pau Espin Pedrol | 49a2f40 | 2021-07-27 17:33:07 +0200 | [diff] [blame] | 220 | osmo_fsm_inst_dispatch(dl_tbf->dl_ass_fsm.fi, TBF_DL_ASS_EV_SCHED_ASS, NULL); |
Pau Espin Pedrol | f197f15 | 2022-11-17 20:18:46 +0100 | [diff] [blame] | 221 | osmo_fsm_inst_dispatch(dl_tbf->state_fi, TBF_EV_ASSIGN_ADD_CCCH, NULL); |
| 222 | osmo_fsm_inst_dispatch(dl_tbf->state_fi, TBF_EV_ASSIGN_ACK_PACCH, NULL); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 223 | check_tbf(dl_tbf); |
| 224 | |
| 225 | *trx_no_ = trx_no; |
| 226 | |
| 227 | return dl_tbf; |
| 228 | } |
| 229 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 230 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 231 | { |
| 232 | unsigned bn = fn2bn(fn) + blocks; |
| 233 | fn = fn - (fn % 52); |
| 234 | fn += bn * 4 + bn / 3; |
Max | 9dabfa2 | 2017-05-16 16:10:45 +0200 | [diff] [blame] | 235 | return fn % GSM_MAX_FN; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 236 | } |
| 237 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 238 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 239 | struct gprs_rlcmac_pdch *pdch, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 240 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 241 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 242 | uint8_t bn = fn2bn(*fn); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 243 | gprs_rlcmac_rcv_rts_block(bts, pdch->trx->trx_no, pdch->ts_no, *fn, bn); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 244 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 245 | bn += 1; |
| 246 | if (block_nr) |
| 247 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 248 | } |
| 249 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 250 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 251 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 252 | { |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 253 | request_dl_rlc_block(tbf->bts, tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 254 | } |
| 255 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 256 | enum test_tbf_final_ack_mode { |
| 257 | TEST_MODE_STANDARD, |
| 258 | TEST_MODE_REVERSE_FREE |
| 259 | }; |
| 260 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 261 | /* Receive an ACK */ |
| 262 | static void _rcv_ack(bool fin, gprs_rlcmac_dl_tbf *tbf, uint8_t *rbb) |
| 263 | { |
| 264 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); |
| 265 | uint8_t bits_data[RLC_GPRS_WS/8]; |
| 266 | bitvec bits; |
| 267 | Ack_Nack_Description_t ack_nack; |
| 268 | int bsn_begin, bsn_end; |
| 269 | uint8_t ssn = w->v_s(); |
| 270 | |
| 271 | bits.data = bits_data; |
| 272 | bits.data_len = sizeof(bits_data); |
| 273 | bits.cur_bit = 0; |
| 274 | ack_nack.FINAL_ACK_INDICATION = fin; |
| 275 | ack_nack.STARTING_SEQUENCE_NUMBER = ssn; |
| 276 | memcpy(ack_nack.RECEIVED_BLOCK_BITMAP, rbb, RLC_GPRS_WS/8); |
| 277 | |
| 278 | Decoding::decode_gprs_acknack_bits( |
| 279 | &ack_nack, &bits, |
| 280 | &bsn_begin, &bsn_end, w); |
| 281 | |
| 282 | tbf->rcvd_dl_ack(fin, bsn_begin, &bits); |
| 283 | if (!fin) |
| 284 | OSMO_ASSERT(w->window_empty()); |
| 285 | } |
| 286 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 287 | static void test_tbf_final_ack(enum test_tbf_final_ack_mode test_mode) |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 288 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 289 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 290 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 291 | uint8_t ts_no = 4; |
| 292 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 293 | uint8_t ms_class = 45; |
| 294 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 295 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 296 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 297 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 298 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 299 | |
| 300 | uint8_t rbb[64/8]; |
| 301 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 302 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 303 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 304 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 305 | gprs_rlcmac_tbf *new_tbf; |
| 306 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 307 | setup_bts(bts, ts_no); |
| 308 | dl_tbf = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 309 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 310 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 311 | |
| 312 | for (i = 0; i < sizeof(llc_data); i++) |
| 313 | llc_data[i] = i%256; |
| 314 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 315 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 316 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, llc_data, sizeof(llc_data)); |
| 317 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, llc_data, sizeof(llc_data)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 318 | |
| 319 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 320 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 321 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 322 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 323 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 324 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 325 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 326 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 327 | OSMO_ASSERT(dl_tbf->have_data()); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 328 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 329 | |
| 330 | /* Queue a final ACK */ |
| 331 | memset(rbb, 0, sizeof(rbb)); |
| 332 | /* Receive a final ACK */ |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 333 | _rcv_ack(true, dl_tbf, rbb); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 334 | |
| 335 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 336 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 337 | new_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 338 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 339 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 340 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 341 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 342 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 343 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 344 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 345 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 346 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 347 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 348 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 349 | } else { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 350 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 351 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 352 | OSMO_ASSERT(ms_dl_tbf(ms) == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 353 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 354 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 355 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
| 356 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 357 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 358 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 359 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 360 | fprintf(stderr, "=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 361 | } |
| 362 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 363 | static void test_tbf_delayed_release() |
| 364 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 365 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 366 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 367 | uint8_t ts_no = 4; |
| 368 | unsigned i; |
| 369 | uint8_t ms_class = 45; |
| 370 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 371 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 372 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 373 | unsigned long dl_tbf_idle_msec; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 374 | |
| 375 | uint8_t rbb[64/8]; |
| 376 | |
| 377 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 378 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 379 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 380 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 381 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 382 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 383 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 384 | dl_tbf = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 385 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 386 | |
| 387 | for (i = 0; i < sizeof(llc_data); i++) |
| 388 | llc_data[i] = i%256; |
| 389 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 390 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 391 | |
| 392 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 393 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, llc_data, sizeof(llc_data)); |
| 394 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, llc_data, sizeof(llc_data)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 395 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 396 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 397 | |
| 398 | /* Drain the queue */ |
| 399 | while (dl_tbf->have_data()) |
| 400 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 401 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 402 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 403 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 404 | |
| 405 | /* ACK all blocks */ |
| 406 | memset(rbb, 0xff, sizeof(rbb)); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 407 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 408 | _rcv_ack(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 409 | |
| 410 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 411 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 412 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 413 | _rcv_ack(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 414 | |
| 415 | /* Timeout (make sure fn % 52 remains valid) */ |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 416 | dl_tbf_idle_msec = osmo_tdef_get(the_pcu->T_defs, -2031, OSMO_TDEF_MS, -1); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 417 | fn += 52 * ((msecs_to_frames(dl_tbf_idle_msec + 100) + 51)/ 52); |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 418 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 419 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 420 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FINISHED)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 421 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 422 | _rcv_ack(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 423 | |
| 424 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 425 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 426 | check_tbf(dl_tbf); |
| 427 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 428 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 429 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 430 | } |
| 431 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 432 | static void test_tbf_imsi() |
| 433 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 434 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 435 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 436 | uint8_t ts_no = 4; |
| 437 | uint8_t ms_class = 45; |
| 438 | uint8_t trx_no; |
| 439 | GprsMs *ms1, *ms2; |
| 440 | |
| 441 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 442 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 443 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 444 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 445 | setup_bts(bts, ts_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 446 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 447 | dl_tbf[0] = create_dl_tbf(bts, ms_class, 0, &trx_no); |
| 448 | dl_tbf[1] = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 449 | |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 450 | ms_confirm_tlli(dl_tbf[0]->ms(), 0xf1000001); |
| 451 | ms_confirm_tlli(dl_tbf[1]->ms(), 0xf1000002); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 452 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 453 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000001"); |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 454 | ms1 = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 455 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 456 | ms2 = bts_get_ms_by_tlli(bts, 0xf1000001, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 457 | OSMO_ASSERT(ms2 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 458 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 459 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 460 | |
| 461 | /* change the IMSI on TBF 0 */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 462 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000002"); |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 463 | ms1 = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000001"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 464 | OSMO_ASSERT(ms1 == NULL); |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 465 | ms1 = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 466 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 467 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 468 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 469 | |
Pau Espin Pedrol | 528820d | 2020-10-26 12:40:11 +0100 | [diff] [blame] | 470 | /* use the same IMSI on TBF 1 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 471 | { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 472 | ms_ref(ms2); |
| 473 | ms_set_imsi(dl_tbf[1]->ms(), "001001000000002"); |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 474 | ms1 = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000002"); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 475 | OSMO_ASSERT(ms1 != NULL); |
| 476 | OSMO_ASSERT(ms1 != ms2); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 477 | OSMO_ASSERT(strcmp(ms_imsi(ms1), "001001000000002") == 0); |
| 478 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "") == 0); |
| 479 | ms_unref(ms2); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 480 | } |
| 481 | |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 482 | ms2 = bts_get_ms_by_tlli(bts, 0xf1000001, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 483 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 484 | |
| 485 | tbf_free(dl_tbf[1]); |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 486 | ms1 = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000002"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 487 | OSMO_ASSERT(ms1 == NULL); |
| 488 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 489 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 490 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 491 | } |
| 492 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 493 | static void test_tbf_exhaustion() |
| 494 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 495 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 496 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 497 | unsigned i; |
| 498 | uint8_t ts_no = 4; |
| 499 | uint8_t ms_class = 45; |
| 500 | int rc = 0; |
| 501 | |
| 502 | uint8_t buf[256] = {0}; |
| 503 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 504 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 505 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 506 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 507 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 508 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 509 | abort(); |
| 510 | } |
| 511 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 512 | setup_bts(bts, ts_no); |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 513 | gprs_bssgp_init(bts, 1234, 1234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 514 | |
| 515 | for (i = 0; i < 1024; i++) { |
| 516 | uint32_t tlli = 0xc0000000 + i; |
| 517 | char imsi[16] = {0}; |
| 518 | unsigned delay_csec = 1000; |
| 519 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 520 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 521 | |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 522 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 523 | delay_csec, buf, sizeof(buf)); |
| 524 | |
| 525 | if (rc < 0) |
| 526 | break; |
| 527 | } |
| 528 | |
| 529 | OSMO_ASSERT(rc == -EBUSY); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 530 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 531 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 532 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 533 | } |
| 534 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 535 | static void test_tbf_dl_llc_loss() |
| 536 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 537 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 538 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 539 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 540 | uint8_t ts_no = 4; |
| 541 | uint8_t ms_class = 45; |
| 542 | int rc = 0; |
| 543 | uint32_t tlli = 0xc0123456; |
| 544 | const char *imsi = "001001000123456"; |
| 545 | unsigned delay_csec = 1000; |
| 546 | GprsMs *ms; |
| 547 | |
| 548 | uint8_t buf[19]; |
| 549 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 550 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 551 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 552 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 553 | abort(); |
| 554 | } |
| 555 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 556 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 557 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 558 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 559 | pdch = &bts->trx[0].pdch[ts_no]; |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame] | 560 | /* keep the MS object 10 seconds */ |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 561 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2030, 10, OSMO_TDEF_S) == 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 562 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 563 | gprs_bssgp_init(bts, 2234, 2234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 564 | |
| 565 | /* Handle LLC frame 1 */ |
| 566 | memset(buf, 1, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 567 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 568 | delay_csec, buf, sizeof(buf)); |
| 569 | OSMO_ASSERT(rc >= 0); |
| 570 | |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 571 | ms = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, imsi); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 572 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 573 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
| 574 | ms_dl_tbf(ms)->set_ta(0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 575 | |
| 576 | /* Handle LLC frame 2 */ |
| 577 | memset(buf, 2, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 578 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 579 | delay_csec, buf, sizeof(buf)); |
| 580 | OSMO_ASSERT(rc >= 0); |
| 581 | |
| 582 | /* TBF establishment fails (timeout) */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 583 | tbf_free(ms_dl_tbf(ms)); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 584 | |
| 585 | /* Handle LLC frame 3 */ |
| 586 | memset(buf, 3, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 587 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 588 | delay_csec, buf, sizeof(buf)); |
| 589 | OSMO_ASSERT(rc >= 0); |
| 590 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 591 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 592 | |
Pau Espin Pedrol | ef1b984 | 2022-12-15 18:47:39 +0100 | [diff] [blame] | 593 | /* Here BTS would answer with data_cnf and trigger |
Pau Espin Pedrol | 3225290 | 2021-07-29 16:44:11 +0200 | [diff] [blame] | 594 | * bts_rcv_imm_ass_cnf(), which would trigger TBF_EV_ASSIGN_PCUIF_CNF. |
| 595 | * That in turn would set up timer X2002. Finally, X2002 timeout |
| 596 | * moves it to FLOW state. We set X2002 timeout to 0 here to get |
| 597 | * immediate trigger through osmo_select_main() */ |
| 598 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2002, 0, OSMO_TDEF_MS) == 0); |
Pau Espin Pedrol | f197f15 | 2022-11-17 20:18:46 +0100 | [diff] [blame] | 599 | osmo_fsm_inst_dispatch(ms_dl_tbf(ms)->state_fi, TBF_EV_ASSIGN_PCUIF_CNF, NULL); |
Pau Espin Pedrol | 3225290 | 2021-07-29 16:44:11 +0200 | [diff] [blame] | 600 | osmo_select_main(0); |
Pau Espin Pedrol | 65bba93 | 2021-07-26 12:06:20 +0200 | [diff] [blame] | 601 | OSMO_ASSERT(ms_dl_tbf(ms)->state_is(TBF_ST_FLOW)); |
| 602 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 603 | /* Get first BSN */ |
| 604 | struct msgb *msg; |
| 605 | int fn = 0; |
| 606 | uint8_t expected_data = 1; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 607 | static uint8_t exp[][GSM_MACBLOCK_LEN] = { |
| 608 | { 0x07, 0x00, 0x00, 0x4d, 0x01, 0x01, 0x01, |
| 609 | 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 }, |
| 610 | { 0x07, 0x00, 0x02, 0x4d, 0x02, 0x02, 0x02, |
| 611 | 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02 }, |
Pau Espin Pedrol | ef1b984 | 2022-12-15 18:47:39 +0100 | [diff] [blame] | 612 | /* On last DL block, PCU requests polling (DL ACK/NACK): S/P 1 and RRBP 01, hence 0x07 becomes 0xf1 */ |
| 613 | { 0x1f, 0x01, 0x04, 0x4d, 0x03, 0x03, 0x03, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 614 | 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 }, |
| 615 | }; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 616 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 617 | while (ms_dl_tbf(ms)->have_data()) { |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 618 | msg = ms_dl_tbf(ms)->create_dl_acked_block(fn += 4, pdch); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 619 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 620 | if (!msgb_eq_data_print(msg, exp[expected_data - 1], GSM_MACBLOCK_LEN)) |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 621 | fprintf(stderr, "%s failed at %u\n", __func__, expected_data); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 622 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 623 | expected_data += 1; |
| 624 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 625 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 626 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 627 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 628 | |
Pau Espin Pedrol | 52e2c08 | 2022-05-09 17:12:53 +0200 | [diff] [blame] | 629 | /* Restore MS release timeout to 0 to make sure it is freed immediately: */ |
| 630 | ms_set_timeout(ms, 0); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 631 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 632 | } |
| 633 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 634 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 635 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 636 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 637 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 638 | int tfi = 0; |
| 639 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 640 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 641 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &pdch->trx->trx_no, -1); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 642 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 643 | bts_handle_rach(bts, 0x03, *fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 644 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 645 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 646 | OSMO_ASSERT(ul_tbf != NULL); |
| 647 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 648 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 649 | |
| 650 | uint8_t data_msg[23] = { |
| 651 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 652 | uint8_t(1 | (tfi << 2)), |
| 653 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 654 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 655 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 656 | }; |
| 657 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 658 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 659 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 660 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 661 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 662 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 663 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 664 | } |
| 665 | |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 666 | static void send_ul_mac_block_buf(struct gprs_rlcmac_bts *bts, struct gprs_rlcmac_pdch *pdch, |
| 667 | unsigned fn, uint8_t *buf, int num_bytes) |
| 668 | { |
Pau Espin Pedrol | fecab50 | 2021-03-17 15:26:37 +0100 | [diff] [blame] | 669 | bts_set_current_block_frame_number(bts, fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 670 | pdch->rcv_block(buf, num_bytes, fn, &meas); |
| 671 | pdch_ulc_expire_fn(pdch->ulc, fn); |
| 672 | } |
| 673 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 674 | static void send_ul_mac_block(struct gprs_rlcmac_bts *bts, struct gprs_rlcmac_pdch *pdch, |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 675 | RlcMacUplink_t *ulreq, unsigned fn) |
| 676 | { |
| 677 | bitvec *rlc_block; |
| 678 | uint8_t buf[64]; |
| 679 | int num_bytes; |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 680 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 681 | rlc_block = bitvec_alloc(23, tall_pcu_ctx); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 682 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 683 | OSMO_ASSERT(encode_gsm_rlcmac_uplink(rlc_block, ulreq) == 0); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 684 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 685 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 686 | bitvec_free(rlc_block); |
| 687 | |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 688 | send_ul_mac_block_buf(bts, pdch, fn, &buf[0], num_bytes); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 689 | } |
| 690 | |
Pau Espin Pedrol | 58046e4 | 2021-03-29 19:01:13 +0200 | [diff] [blame] | 691 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 692 | static uint32_t get_poll_fn(struct gprs_rlcmac_tbf *tbf, struct gprs_rlcmac_pdch *pdch) |
Pau Espin Pedrol | 58046e4 | 2021-03-29 19:01:13 +0200 | [diff] [blame] | 693 | { |
Pau Espin Pedrol | 58046e4 | 2021-03-29 19:01:13 +0200 | [diff] [blame] | 694 | struct pdch_ulc *ulc = pdch->ulc; |
| 695 | struct rb_node *node; |
| 696 | struct pdch_ulc_node *item; |
| 697 | |
| 698 | for (node = rb_first(&ulc->tree_root); node; node = rb_next(node)) { |
| 699 | item = container_of(node, struct pdch_ulc_node, node); |
| 700 | if (item->type == PDCH_ULC_NODE_TBF_POLL && item->tbf_poll.poll_tbf == tbf) |
| 701 | return item->fn; |
| 702 | } |
| 703 | OSMO_ASSERT(0); |
| 704 | } |
| 705 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 706 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 707 | { |
| 708 | RlcMacUplink_t ulreq = {0}; |
| 709 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 710 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 711 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 712 | &ulreq.u.Packet_Control_Acknowledgement; |
| 713 | |
| 714 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 715 | ctrl_ack->TLLI = tbf->tlli(); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 716 | send_ul_mac_block(tbf->bts, tbf->control_ts, |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 717 | &ulreq, get_poll_fn(tbf, tbf->control_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 718 | } |
| 719 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 720 | static void send_empty_block(gprs_rlcmac_tbf *tbf, struct gprs_rlcmac_pdch *pdch, unsigned fn) |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 721 | { |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 722 | send_ul_mac_block_buf(tbf->bts, pdch, fn, NULL, 0); |
| 723 | } |
| 724 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 725 | static gprs_rlcmac_ul_tbf *puan_urbb_len_issue(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 726 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 727 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 728 | { |
| 729 | GprsMs *ms; |
| 730 | uint32_t rach_fn = *fn - 51; |
| 731 | uint32_t sba_fn = *fn + 52; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 732 | int tfi = 0; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 733 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 734 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 735 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 736 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 737 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 738 | request_dl_rlc_block(bts, pdch, fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 739 | |
| 740 | /* |
| 741 | * simulate RACH, this sends an Immediate |
| 742 | * Assignment Uplink on the AGCH |
| 743 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 744 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 745 | |
| 746 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 747 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &pdch->trx->trx_no, -1); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 748 | |
| 749 | /* fake a resource request */ |
| 750 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 751 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 752 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 753 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 754 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 755 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 756 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 757 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 758 | MS_RA_capability_value[0].u.Content. |
| 759 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 760 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 761 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 762 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 763 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 764 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 765 | GPRS_multislot_class = ms_class; |
| 766 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 767 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 768 | MS_RA_capability_value[0].u.Content. |
| 769 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 770 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 771 | MS_RA_capability_value[0].u.Content. |
| 772 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 773 | } |
| 774 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 775 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 776 | |
| 777 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 778 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 779 | OSMO_ASSERT(ul_tbf); |
| 780 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 781 | |
| 782 | /* send packet uplink assignment */ |
| 783 | *fn = sba_fn; |
| 784 | request_dl_rlc_block(ul_tbf, fn); |
| 785 | |
| 786 | /* send real acknowledgement */ |
| 787 | send_control_ack(ul_tbf); |
| 788 | |
| 789 | check_tbf(ul_tbf); |
| 790 | /* send fake data */ |
| 791 | uint8_t data_msg[42] = { |
| 792 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 793 | (uint8_t)(tfi << 1), |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 794 | 1, /* BSN:7, E:1 */ |
| 795 | }; |
| 796 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 797 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 798 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 799 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 800 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 801 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 802 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 803 | |
| 804 | /* |
| 805 | * TS 44.060, B.8.1 |
| 806 | * first seg received first, later second seg |
| 807 | */ |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 808 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 809 | egprs3->si = 0; |
| 810 | egprs3->r = 1; |
| 811 | egprs3->cv = 7; |
| 812 | egprs3->tfi_hi = tfi & 0x03; |
| 813 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 814 | egprs3->bsn1_hi = 1; |
| 815 | egprs3->bsn1_lo = 0; |
| 816 | egprs3->cps_hi = 1; |
| 817 | data_msg[3] = 0xff; |
| 818 | egprs3->pi = 0; |
| 819 | egprs3->cps_lo = 1; |
| 820 | egprs3->rsb = 0; |
| 821 | egprs3->spb = 0; |
| 822 | egprs3->pi = 0; |
| 823 | |
| 824 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 825 | |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 826 | osmo_fsm_inst_dispatch(ul_tbf->ul_ack_fsm.fi, TBF_UL_ACK_EV_SCHED_ACK, NULL); |
Pau Espin Pedrol | 5ba3ef9 | 2022-12-12 18:02:25 +0100 | [diff] [blame] | 827 | struct msgb *msg1 = tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 828 | |
Pau Espin Pedrol | c432e06 | 2021-05-11 13:17:31 +0200 | [diff] [blame] | 829 | static uint8_t exp1[] = { 0x40, 0x24, 0x01, 0x0b, 0x3e, 0x24, 0x46, 0x68, 0x9c, 0x70, 0x87, 0xb0, |
| 830 | 0x06, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 831 | }; |
| 832 | |
| 833 | if (!msgb_eq_data_print(msg1, exp1, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 834 | fprintf(stderr, "%s test failed on 1st segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 835 | return NULL; |
| 836 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 837 | |
| 838 | egprs3->si = 0; |
| 839 | egprs3->r = 1; |
| 840 | egprs3->cv = 7; |
| 841 | egprs3->tfi_hi = tfi & 0x03; |
| 842 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 843 | egprs3->bsn1_hi = 4; |
| 844 | egprs3->bsn1_lo = 0; |
| 845 | egprs3->cps_hi = 1; |
| 846 | data_msg[3] = 0xff; |
| 847 | egprs3->pi = 0; |
| 848 | egprs3->cps_lo = 1; |
| 849 | egprs3->rsb = 0; |
| 850 | egprs3->spb = 0; |
| 851 | |
| 852 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 853 | |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 854 | osmo_fsm_inst_dispatch(ul_tbf->ul_ack_fsm.fi, TBF_UL_ACK_EV_SCHED_ACK, NULL); |
Pau Espin Pedrol | 5ba3ef9 | 2022-12-12 18:02:25 +0100 | [diff] [blame] | 855 | msg1 = tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 856 | |
Pau Espin Pedrol | c432e06 | 2021-05-11 13:17:31 +0200 | [diff] [blame] | 857 | static uint8_t exp2[] = { 0x40, 0x24, 0x01, 0x0b, 0x3e, 0x24, 0x46, 0x68, 0x9c, 0x70, 0x88, 0xb0, |
| 858 | 0x06, 0x8b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 859 | }; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 860 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 861 | if (!msgb_eq_data_print(msg1, exp2, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 862 | fprintf(stderr, "%s test failed on 2nd segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 863 | return NULL; |
| 864 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 865 | return ul_tbf; |
| 866 | } |
| 867 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 868 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_spb(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 869 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 870 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 871 | { |
| 872 | GprsMs *ms; |
| 873 | uint32_t rach_fn = *fn - 51; |
| 874 | uint32_t sba_fn = *fn + 52; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 875 | int tfi = 0, i = 0; |
| 876 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 877 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 878 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 879 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 880 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 881 | request_dl_rlc_block(bts, pdch, fn); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 882 | |
| 883 | /* |
| 884 | * simulate RACH, this sends an Immediate |
| 885 | * Assignment Uplink on the AGCH |
| 886 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 887 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 888 | |
| 889 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 890 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &pdch->trx->trx_no, -1); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 891 | |
| 892 | /* fake a resource request */ |
| 893 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 894 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 895 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 896 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 897 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 898 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 899 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 900 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 901 | MS_RA_capability_value[0].u.Content. |
| 902 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 903 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 904 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 905 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 906 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 907 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 908 | GPRS_multislot_class = ms_class; |
| 909 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 910 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 911 | MS_RA_capability_value[0].u.Content. |
| 912 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 913 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 914 | MS_RA_capability_value[0].u.Content. |
| 915 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 916 | } |
| 917 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 918 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 919 | |
| 920 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 921 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 922 | OSMO_ASSERT(ul_tbf != NULL); |
| 923 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 924 | |
| 925 | /* send packet uplink assignment */ |
| 926 | *fn = sba_fn; |
| 927 | request_dl_rlc_block(ul_tbf, fn); |
| 928 | |
| 929 | /* send real acknowledgement */ |
| 930 | send_control_ack(ul_tbf); |
| 931 | |
| 932 | check_tbf(ul_tbf); |
| 933 | |
| 934 | /* send fake data */ |
| 935 | uint8_t data_msg[42] = { |
| 936 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 937 | uint8_t(0 | (tfi << 1)), |
| 938 | uint8_t(1), /* BSN:7, E:1 */ |
| 939 | }; |
| 940 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 941 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 942 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 943 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 944 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 945 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 946 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 947 | |
| 948 | /* |
| 949 | * TS 44.060, B.8.1 |
| 950 | * first seg received first, later second seg |
| 951 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 952 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 953 | egprs3->si = 1; |
| 954 | egprs3->r = 1; |
| 955 | egprs3->cv = 7; |
| 956 | egprs3->tfi_hi = tfi & 0x03; |
| 957 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 958 | egprs3->bsn1_hi = 1; |
| 959 | egprs3->bsn1_lo = 0; |
| 960 | egprs3->cps_hi = 1; |
| 961 | data_msg[3] = 0xff; |
| 962 | egprs3->pi = 0; |
| 963 | egprs3->cps_lo = 1; |
| 964 | egprs3->rsb = 0; |
| 965 | egprs3->spb = 2; |
| 966 | egprs3->pi = 0; |
| 967 | |
| 968 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 969 | |
| 970 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 971 | |
| 972 | /* check the status of the block */ |
| 973 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 974 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 975 | |
| 976 | egprs3->si = 1; |
| 977 | egprs3->r = 1; |
| 978 | egprs3->cv = 7; |
| 979 | egprs3->tfi_hi = tfi & 0x03; |
| 980 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 981 | egprs3->bsn1_hi = 1; |
| 982 | egprs3->bsn1_lo = 0; |
| 983 | egprs3->cps_hi = 1; |
| 984 | data_msg[3] = 0xff; |
| 985 | egprs3->pi = 0; |
| 986 | egprs3->cps_lo = 1; |
| 987 | egprs3->rsb = 0; |
| 988 | egprs3->spb = 3; |
| 989 | |
| 990 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 991 | |
| 992 | /* check the status of the block */ |
| 993 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 994 | EGPRS_RESEG_DEFAULT); |
| 995 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 996 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 997 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 998 | OSMO_ASSERT(block->len == 74); |
| 999 | |
| 1000 | /* |
| 1001 | * TS 44.060, B.8.1 |
| 1002 | * second seg first, later first seg |
| 1003 | */ |
| 1004 | memset(data_msg, 0, sizeof(data_msg)); |
| 1005 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1006 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1007 | egprs3->si = 1; |
| 1008 | egprs3->r = 1; |
| 1009 | egprs3->cv = 7; |
| 1010 | egprs3->tfi_hi = tfi & 0x03; |
| 1011 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1012 | egprs3->bsn1_hi = 2; |
| 1013 | egprs3->bsn1_lo = 0; |
| 1014 | egprs3->cps_hi = 1; |
| 1015 | data_msg[3] = 0xff; |
| 1016 | egprs3->pi = 0; |
| 1017 | egprs3->cps_lo = 1; |
| 1018 | egprs3->rsb = 0; |
| 1019 | egprs3->spb = 3; |
| 1020 | egprs3->pi = 0; |
| 1021 | |
| 1022 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1023 | |
| 1024 | block = ul_tbf->m_rlc.block(2); |
| 1025 | /* check the status of the block */ |
| 1026 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1027 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1028 | |
| 1029 | egprs3->si = 1; |
| 1030 | egprs3->r = 1; |
| 1031 | egprs3->cv = 7; |
| 1032 | egprs3->tfi_hi = tfi & 0x03; |
| 1033 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1034 | egprs3->bsn1_hi = 2; |
| 1035 | egprs3->bsn1_lo = 0; |
| 1036 | egprs3->cps_hi = 1; |
| 1037 | data_msg[3] = 0xff; |
| 1038 | egprs3->pi = 0; |
| 1039 | egprs3->cps_lo = 1; |
| 1040 | egprs3->rsb = 0; |
| 1041 | egprs3->spb = 2; |
| 1042 | egprs3->pi = 0; |
| 1043 | |
| 1044 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1045 | |
| 1046 | /* check the status of the block */ |
| 1047 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1048 | EGPRS_RESEG_DEFAULT); |
| 1049 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1050 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1051 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1052 | OSMO_ASSERT(block->len == 74); |
| 1053 | |
| 1054 | /* |
| 1055 | * TS 44.060, B.8.1 |
| 1056 | * Error scenario with spb as 1 |
| 1057 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1058 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1059 | egprs3->si = 1; |
| 1060 | egprs3->r = 1; |
| 1061 | egprs3->cv = 7; |
| 1062 | egprs3->tfi_hi = tfi & 0x03; |
| 1063 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1064 | egprs3->bsn1_hi = 3; |
| 1065 | egprs3->bsn1_lo = 0; |
| 1066 | egprs3->cps_hi = 1; |
| 1067 | data_msg[3] = 0xff; |
| 1068 | egprs3->pi = 0; |
| 1069 | egprs3->cps_lo = 1; |
| 1070 | egprs3->rsb = 0; |
| 1071 | egprs3->spb = 1; |
| 1072 | egprs3->pi = 0; |
| 1073 | |
| 1074 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1075 | |
| 1076 | block = ul_tbf->m_rlc.block(3); |
| 1077 | /* check the status of the block */ |
| 1078 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1079 | EGPRS_RESEG_DEFAULT); |
| 1080 | /* |
| 1081 | * TS 44.060, B.8.1 |
| 1082 | * comparison of rlc_data for multiple scenarios |
| 1083 | * Receive First, the second(BSN 3) |
| 1084 | * Receive First, First then Second(BSN 4) |
| 1085 | * Receive Second then First(BSN 5) |
| 1086 | * after above 3 scenarios are triggered, |
| 1087 | * rlc_data of all 3 BSN are compared |
| 1088 | */ |
| 1089 | |
| 1090 | /* Initialize the data_msg */ |
| 1091 | for (i = 0; i < 42; i++) |
| 1092 | data_msg[i] = i; |
| 1093 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1094 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1095 | egprs3->si = 1; |
| 1096 | egprs3->r = 1; |
| 1097 | egprs3->cv = 7; |
| 1098 | egprs3->tfi_hi = tfi & 0x03; |
| 1099 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1100 | egprs3->bsn1_hi = 3; |
| 1101 | egprs3->bsn1_lo = 0; |
| 1102 | egprs3->cps_hi = 1; |
| 1103 | data_msg[3] = 0xff; |
| 1104 | egprs3->pi = 0; |
| 1105 | egprs3->cps_lo = 1; |
| 1106 | egprs3->rsb = 0; |
| 1107 | egprs3->spb = 2; |
| 1108 | egprs3->pi = 0; |
| 1109 | |
| 1110 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1111 | |
| 1112 | block = ul_tbf->m_rlc.block(3); |
| 1113 | /* check the status of the block */ |
| 1114 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1115 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1116 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1117 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1118 | egprs3->si = 1; |
| 1119 | egprs3->r = 1; |
| 1120 | egprs3->cv = 7; |
| 1121 | egprs3->tfi_hi = tfi & 0x03; |
| 1122 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1123 | egprs3->bsn1_hi = 3; |
| 1124 | egprs3->bsn1_lo = 0; |
| 1125 | egprs3->cps_hi = 1; |
| 1126 | data_msg[3] = 0xff; |
| 1127 | egprs3->pi = 0; |
| 1128 | egprs3->cps_lo = 1; |
| 1129 | egprs3->rsb = 0; |
| 1130 | egprs3->spb = 3; |
| 1131 | egprs3->pi = 0; |
| 1132 | |
| 1133 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1134 | |
| 1135 | block = ul_tbf->m_rlc.block(3); |
| 1136 | /* check the status of the block */ |
| 1137 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1138 | EGPRS_RESEG_DEFAULT); |
| 1139 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1140 | OSMO_ASSERT(block->len == 74); |
| 1141 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1142 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1143 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1144 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1145 | egprs3->si = 1; |
| 1146 | egprs3->r = 1; |
| 1147 | egprs3->cv = 7; |
| 1148 | egprs3->tfi_hi = tfi & 0x03; |
| 1149 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1150 | egprs3->bsn1_hi = 4; |
| 1151 | egprs3->bsn1_lo = 0; |
| 1152 | egprs3->cps_hi = 1; |
| 1153 | data_msg[3] = 0xff; |
| 1154 | egprs3->pi = 0; |
| 1155 | egprs3->cps_lo = 1; |
| 1156 | egprs3->rsb = 0; |
| 1157 | egprs3->spb = 2; |
| 1158 | egprs3->pi = 0; |
| 1159 | |
| 1160 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1161 | |
| 1162 | block = ul_tbf->m_rlc.block(4); |
| 1163 | /* check the status of the block */ |
| 1164 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1165 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1166 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1167 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1168 | egprs3->si = 1; |
| 1169 | egprs3->r = 1; |
| 1170 | egprs3->cv = 7; |
| 1171 | egprs3->tfi_hi = tfi & 0x03; |
| 1172 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1173 | egprs3->bsn1_hi = 4; |
| 1174 | egprs3->bsn1_lo = 0; |
| 1175 | egprs3->cps_hi = 1; |
| 1176 | data_msg[3] = 0xff; |
| 1177 | egprs3->pi = 0; |
| 1178 | egprs3->cps_lo = 1; |
| 1179 | egprs3->rsb = 0; |
| 1180 | egprs3->spb = 2; |
| 1181 | egprs3->pi = 0; |
| 1182 | |
| 1183 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1184 | |
| 1185 | block = ul_tbf->m_rlc.block(4); |
| 1186 | /* check the status of the block */ |
| 1187 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1188 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1189 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1190 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1191 | egprs3->si = 1; |
| 1192 | egprs3->r = 1; |
| 1193 | egprs3->cv = 7; |
| 1194 | egprs3->tfi_hi = tfi & 0x03; |
| 1195 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1196 | egprs3->bsn1_hi = 4; |
| 1197 | egprs3->bsn1_lo = 0; |
| 1198 | egprs3->cps_hi = 1; |
| 1199 | data_msg[3] = 0xff; |
| 1200 | egprs3->pi = 0; |
| 1201 | egprs3->cps_lo = 1; |
| 1202 | egprs3->rsb = 0; |
| 1203 | egprs3->spb = 3; |
| 1204 | egprs3->pi = 0; |
| 1205 | |
| 1206 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1207 | |
| 1208 | block = ul_tbf->m_rlc.block(4); |
| 1209 | /* check the status of the block */ |
| 1210 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1211 | EGPRS_RESEG_DEFAULT); |
| 1212 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1213 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1214 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1215 | OSMO_ASSERT(block->len == 74); |
| 1216 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1217 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1218 | egprs3->si = 1; |
| 1219 | egprs3->r = 1; |
| 1220 | egprs3->cv = 7; |
| 1221 | egprs3->tfi_hi = tfi & 0x03; |
| 1222 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1223 | egprs3->bsn1_hi = 5; |
| 1224 | egprs3->bsn1_lo = 0; |
| 1225 | egprs3->cps_hi = 1; |
| 1226 | data_msg[3] = 0xff; |
| 1227 | egprs3->pi = 0; |
| 1228 | egprs3->cps_lo = 1; |
| 1229 | egprs3->rsb = 0; |
| 1230 | egprs3->spb = 3; |
| 1231 | egprs3->pi = 0; |
| 1232 | |
| 1233 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1234 | |
| 1235 | block = ul_tbf->m_rlc.block(5); |
| 1236 | /* check the status of the block */ |
| 1237 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1238 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1239 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1240 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1241 | egprs3->si = 1; |
| 1242 | egprs3->r = 1; |
| 1243 | egprs3->cv = 7; |
| 1244 | egprs3->tfi_hi = tfi & 0x03; |
| 1245 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1246 | egprs3->bsn1_hi = 5; |
| 1247 | egprs3->bsn1_lo = 0; |
| 1248 | egprs3->cps_hi = 1; |
| 1249 | data_msg[3] = 0xff; |
| 1250 | egprs3->pi = 0; |
| 1251 | egprs3->cps_lo = 1; |
| 1252 | egprs3->rsb = 0; |
| 1253 | egprs3->spb = 2; |
| 1254 | egprs3->pi = 0; |
| 1255 | |
| 1256 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1257 | |
| 1258 | block = ul_tbf->m_rlc.block(5); |
| 1259 | |
| 1260 | /* check the status of the block */ |
| 1261 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1262 | EGPRS_RESEG_DEFAULT); |
| 1263 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1264 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1265 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1266 | OSMO_ASSERT(block->len == 74); |
| 1267 | |
| 1268 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1269 | ul_tbf->m_rlc.block(4)->len); |
| 1270 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1271 | ul_tbf->m_rlc.block(3)->len); |
| 1272 | |
| 1273 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1274 | OSMO_ASSERT( |
| 1275 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1276 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1277 | OSMO_ASSERT( |
| 1278 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1279 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1280 | |
| 1281 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1282 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1283 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1284 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1285 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1286 | |
| 1287 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1288 | OSMO_ASSERT( |
| 1289 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1290 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1291 | )); |
| 1292 | OSMO_ASSERT( |
| 1293 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1294 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1295 | )); |
| 1296 | |
| 1297 | return ul_tbf; |
| 1298 | } |
| 1299 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1300 | static gprs_rlcmac_ul_tbf *establish_ul_tbf(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1301 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1302 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1303 | { |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1304 | uint32_t rach_fn = *fn - 51; |
| 1305 | uint32_t sba_fn = *fn + 52; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1306 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1307 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1308 | RlcMacUplink_t ulreq = {0}; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1309 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1310 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1311 | request_dl_rlc_block(bts, pdch, fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1312 | |
| 1313 | /* |
| 1314 | * simulate RACH, this sends an Immediate |
| 1315 | * Assignment Uplink on the AGCH |
| 1316 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1317 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1318 | |
| 1319 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1320 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &pdch->trx->trx_no, -1); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1321 | |
| 1322 | /* fake a resource request */ |
| 1323 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1324 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1325 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1326 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1327 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1328 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1329 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1330 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1331 | MS_RA_capability_value[0].u.Content. |
| 1332 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1333 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1334 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1335 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1336 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1337 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1338 | GPRS_multislot_class = ms_class; |
| 1339 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1340 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1341 | MS_RA_capability_value[0].u.Content. |
| 1342 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1343 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1344 | MS_RA_capability_value[0].u.Content. |
| 1345 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 1346 | } |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1347 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1348 | |
| 1349 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1350 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1351 | /* send packet uplink assignment */ |
| 1352 | *fn = sba_fn; |
| 1353 | request_dl_rlc_block(ul_tbf, fn); |
| 1354 | |
| 1355 | /* send real acknowledgement */ |
| 1356 | send_control_ack(ul_tbf); |
| 1357 | |
| 1358 | check_tbf(ul_tbf); |
| 1359 | |
| 1360 | return ul_tbf; |
| 1361 | } |
| 1362 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1363 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_no_length(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1364 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1365 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1366 | { |
| 1367 | OSMO_ASSERT(ul_tbf); |
| 1368 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1369 | GprsMs *ms; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1370 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1371 | |
| 1372 | /* send fake data with cv=0*/ |
| 1373 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1374 | uint8_t data[49] = {0}; |
| 1375 | |
| 1376 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1377 | |
| 1378 | /*header_construction */ |
| 1379 | memset(data, 0x2b, sizeof(data)); |
| 1380 | /* Message with CRBB */ |
| 1381 | for (int i = 0 ; i < 80; i++) { |
| 1382 | hdr3->r = 0; |
| 1383 | hdr3->si = 0; |
| 1384 | hdr3->cv = 10; |
| 1385 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1386 | hdr3->tfi_lo = tfi & 0x7; |
| 1387 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1388 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1389 | hdr3->cps_hi = 0; |
| 1390 | hdr3->cps_lo = 0; |
| 1391 | hdr3->spb = 0; |
| 1392 | hdr3->rsb = 0; |
| 1393 | hdr3->pi = 0; |
| 1394 | hdr3->spare = 0; |
| 1395 | hdr3->dummy = 1; |
| 1396 | data[4] = 0x0; |
| 1397 | data[5] = 0x0; |
| 1398 | data[6] = 0x2b; |
| 1399 | data[7] = 0x2b; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1400 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1401 | } |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1402 | osmo_fsm_inst_dispatch(ul_tbf->ul_ack_fsm.fi, TBF_UL_ACK_EV_SCHED_ACK, NULL); |
Pau Espin Pedrol | 5ba3ef9 | 2022-12-12 18:02:25 +0100 | [diff] [blame] | 1403 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1404 | memset(data, 0x2b, sizeof(data)); |
| 1405 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1406 | hdr3->r = 0; |
| 1407 | hdr3->si = 0; |
| 1408 | hdr3->cv = 0; |
| 1409 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1410 | hdr3->tfi_lo = tfi & 0x7; |
| 1411 | hdr3->bsn1_hi = 0; |
| 1412 | hdr3->bsn1_lo = 2; |
| 1413 | hdr3->cps_hi = 0; |
| 1414 | hdr3->cps_lo = 0; |
| 1415 | hdr3->spb = 0; |
| 1416 | hdr3->rsb = 0; |
| 1417 | hdr3->pi = 0; |
| 1418 | hdr3->spare = 0; |
| 1419 | hdr3->dummy = 1; |
| 1420 | data[4] = 0x0; |
| 1421 | data[5] = 0x2b; |
| 1422 | data[6] = 0x2b; |
| 1423 | data[7] = 0x2b; |
| 1424 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1425 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1426 | |
| 1427 | request_dl_rlc_block(ul_tbf, fn); |
| 1428 | |
| 1429 | check_tbf(ul_tbf); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1430 | OSMO_ASSERT(tbf_ul_ack_fi(ul_tbf)->state == TBF_UL_ACK_ST_NONE); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1431 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1432 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1433 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1434 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1435 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1436 | |
| 1437 | return ul_tbf; |
| 1438 | } |
| 1439 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1440 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_with_length(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1441 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1442 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1443 | { |
| 1444 | OSMO_ASSERT(ul_tbf); |
| 1445 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1446 | GprsMs *ms; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1447 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1448 | |
| 1449 | check_tbf(ul_tbf); |
| 1450 | /* send fake data with cv=0*/ |
| 1451 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1452 | uint8_t data[49] = {0}; |
| 1453 | |
| 1454 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1455 | |
| 1456 | /*header_construction */ |
| 1457 | memset(data, 0x2b, sizeof(data)); |
| 1458 | |
| 1459 | /* Message with URBB & URBB length */ |
| 1460 | for (int i = 0 ; i < 20; i++) { |
| 1461 | hdr3->r = 0; |
| 1462 | hdr3->si = 0; |
| 1463 | hdr3->cv = 10; |
| 1464 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1465 | hdr3->tfi_lo = tfi & 0x7; |
| 1466 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1467 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1468 | hdr3->cps_hi = 0; |
| 1469 | hdr3->cps_lo = 0; |
| 1470 | hdr3->spb = 0; |
| 1471 | hdr3->rsb = 0; |
| 1472 | hdr3->pi = 0; |
| 1473 | hdr3->spare = 0; |
| 1474 | hdr3->dummy = 1; |
| 1475 | data[4] = 0x0; |
| 1476 | data[5] = 0x0; |
| 1477 | data[6] = 0x2b; |
| 1478 | data[7] = 0x2b; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1479 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1480 | } |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1481 | osmo_fsm_inst_dispatch(ul_tbf->ul_ack_fsm.fi, TBF_UL_ACK_EV_SCHED_ACK, NULL); |
Pau Espin Pedrol | 5ba3ef9 | 2022-12-12 18:02:25 +0100 | [diff] [blame] | 1482 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1483 | memset(data, 0x2b, sizeof(data)); |
| 1484 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1485 | hdr3->r = 0; |
| 1486 | hdr3->si = 0; |
| 1487 | hdr3->cv = 0; |
| 1488 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1489 | hdr3->tfi_lo = tfi & 0x7; |
| 1490 | hdr3->bsn1_hi = 0; |
| 1491 | hdr3->bsn1_lo = 2; |
| 1492 | hdr3->cps_hi = 0; |
| 1493 | hdr3->cps_lo = 0; |
| 1494 | hdr3->spb = 0; |
| 1495 | hdr3->rsb = 0; |
| 1496 | hdr3->pi = 0; |
| 1497 | hdr3->spare = 0; |
| 1498 | hdr3->dummy = 1; |
| 1499 | data[4] = 0x0; |
| 1500 | data[5] = 0x2b; |
| 1501 | data[6] = 0x2b; |
| 1502 | data[7] = 0x2b; |
| 1503 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1504 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1505 | osmo_fsm_inst_dispatch(ul_tbf->ul_ack_fsm.fi, TBF_UL_ACK_EV_SCHED_ACK, NULL); |
Pau Espin Pedrol | 5ba3ef9 | 2022-12-12 18:02:25 +0100 | [diff] [blame] | 1506 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1507 | |
| 1508 | request_dl_rlc_block(ul_tbf, fn); |
| 1509 | |
| 1510 | check_tbf(ul_tbf); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1511 | OSMO_ASSERT(tbf_ul_ack_fi(ul_tbf)->state == TBF_UL_ACK_ST_NONE); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1512 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1513 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1514 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1515 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1516 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1517 | |
| 1518 | return ul_tbf; |
| 1519 | } |
| 1520 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1521 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_CRBB(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1522 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1523 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1524 | { |
| 1525 | GprsMs *ms; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1526 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1527 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1528 | |
| 1529 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1530 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1531 | OSMO_ASSERT(ul_tbf); |
| 1532 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1533 | |
| 1534 | /* send fake data with cv=0*/ |
| 1535 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1536 | uint8_t data[49] = {0}; |
| 1537 | |
| 1538 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1539 | |
| 1540 | /*header_construction */ |
| 1541 | memset(data, 0x2b, sizeof(data)); |
| 1542 | |
| 1543 | /* Message with CRBB */ |
| 1544 | for (int i = 80 ; i < 160; i++) { |
| 1545 | hdr3->r = 0; |
| 1546 | hdr3->si = 0; |
| 1547 | hdr3->cv = 10; |
| 1548 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1549 | hdr3->tfi_lo = tfi & 0x7; |
| 1550 | hdr3->bsn1_hi = ((i)&0x1f); |
| 1551 | hdr3->bsn1_lo = ((i)/32); |
| 1552 | hdr3->cps_hi = 0; |
| 1553 | hdr3->cps_lo = 0; |
| 1554 | hdr3->spb = 0; |
| 1555 | hdr3->rsb = 0; |
| 1556 | hdr3->pi = 0; |
| 1557 | hdr3->spare = 0; |
| 1558 | hdr3->dummy = 1; |
| 1559 | data[4] = 0x0; |
| 1560 | data[5] = 0x0; |
| 1561 | data[6] = 0x2b; |
| 1562 | data[7] = 0x2b; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1563 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1564 | } |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1565 | osmo_fsm_inst_dispatch(ul_tbf->ul_ack_fsm.fi, TBF_UL_ACK_EV_SCHED_ACK, NULL); |
Pau Espin Pedrol | 5ba3ef9 | 2022-12-12 18:02:25 +0100 | [diff] [blame] | 1566 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1567 | memset(data, 0x2b, sizeof(data)); |
| 1568 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1569 | hdr3->r = 0; |
| 1570 | hdr3->si = 0; |
| 1571 | hdr3->cv = 0; |
| 1572 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1573 | hdr3->tfi_lo = tfi & 0x7; |
| 1574 | hdr3->bsn1_hi = 0; |
| 1575 | hdr3->bsn1_lo = 2; |
| 1576 | hdr3->cps_hi = 0; |
| 1577 | hdr3->cps_lo = 0; |
| 1578 | hdr3->spb = 0; |
| 1579 | hdr3->rsb = 0; |
| 1580 | hdr3->pi = 0; |
| 1581 | hdr3->spare = 0; |
| 1582 | hdr3->dummy = 1; |
| 1583 | data[4] = 0x0; |
| 1584 | data[5] = 0x2b; |
| 1585 | data[6] = 0x2b; |
| 1586 | data[7] = 0x2b; |
| 1587 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1588 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1589 | |
| 1590 | request_dl_rlc_block(ul_tbf, fn); |
| 1591 | |
| 1592 | check_tbf(ul_tbf); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1593 | OSMO_ASSERT(tbf_ul_ack_fi(ul_tbf)->state == TBF_UL_ACK_ST_NONE); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1594 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1595 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1596 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1597 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1598 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1599 | |
| 1600 | return ul_tbf; |
| 1601 | } |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1602 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1603 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1604 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1605 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1606 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1607 | uint32_t rach_fn = *fn - 51; |
| 1608 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1609 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1610 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1611 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1612 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1613 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1614 | request_dl_rlc_block(bts, pdch, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1615 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1616 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1617 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1618 | |
| 1619 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1620 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &pdch->trx->trx_no, -1); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1621 | |
| 1622 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1623 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1624 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1625 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1626 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1627 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1628 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1629 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1630 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1631 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1632 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1633 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1634 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1635 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1636 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1637 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1638 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1639 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1640 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1641 | Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1642 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1643 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1644 | EGPRS_multislot_class = ms_class; |
| 1645 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1646 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1647 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1648 | |
| 1649 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1650 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1651 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1652 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1653 | |
| 1654 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1655 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1656 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1657 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1658 | /* send real acknowledgement */ |
| 1659 | send_control_ack(ul_tbf); |
| 1660 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1661 | check_tbf(ul_tbf); |
| 1662 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1663 | /* send fake data */ |
| 1664 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1665 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1666 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1667 | uint8_t(1), /* BSN:7, E:1 */ |
| 1668 | }; |
| 1669 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1670 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1671 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1672 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1673 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1674 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1675 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1676 | |
| 1677 | return ul_tbf; |
| 1678 | } |
| 1679 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1680 | static void send_dl_data(struct gprs_rlcmac_bts *bts, uint32_t tlli, const char *imsi, |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1681 | const uint8_t *data, unsigned data_size) |
| 1682 | { |
| 1683 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1684 | |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 1685 | ms = bts_get_ms(bts, tlli, GSM_RESERVED_TMSI, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1686 | |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1687 | dl_tbf_handle(bts, tlli, 0, imsi, 0, 0, |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1688 | 1000, data, data_size); |
| 1689 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1690 | ms = bts_get_ms_by_imsi(bts, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1691 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1692 | |
Pau Espin Pedrol | 5deac14 | 2021-11-12 18:01:50 +0100 | [diff] [blame] | 1693 | if (imsi[0] != '\0') { |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1694 | ms2 = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1695 | OSMO_ASSERT(ms == ms2); |
| 1696 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1697 | } |
| 1698 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1699 | static void transmit_dl_data(struct gprs_rlcmac_bts *bts, uint32_t tlli, uint32_t *fn, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1700 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1701 | { |
| 1702 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1703 | GprsMs *ms; |
| 1704 | unsigned ts_no; |
| 1705 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 1706 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1707 | OSMO_ASSERT(ms); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1708 | dl_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1709 | OSMO_ASSERT(dl_tbf); |
| 1710 | |
| 1711 | while (dl_tbf->have_data()) { |
| 1712 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1713 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1714 | if (!(slots & (1 << ts_no))) |
| 1715 | continue; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1716 | gprs_rlcmac_rcv_rts_block(bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1717 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1718 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1719 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1720 | *fn = fn_add_blocks(*fn, 1); |
| 1721 | } |
| 1722 | } |
| 1723 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1724 | static inline void print_ta_tlli(const gprs_rlcmac_ul_tbf *ul_tbf, bool print_ms) |
| 1725 | { |
| 1726 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1727 | if (print_ms) |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1728 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms_tlli(ul_tbf->ms()), ms_ta(ul_tbf->ms())); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1729 | } |
| 1730 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1731 | static void test_tbf_single_phase() |
| 1732 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1733 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1734 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1735 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1736 | int ts_no = 7; |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 1737 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1738 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1739 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1740 | uint16_t qta = 31; |
| 1741 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1742 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1743 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1744 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1745 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1746 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1747 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1748 | ul_tbf = establish_ul_tbf_single_phase(bts, pdch, tlli, &fn, qta); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1749 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1750 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1751 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1752 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1753 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1754 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1755 | } |
| 1756 | |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1757 | static void test_tbf_single_phase2() |
| 1758 | { |
| 1759 | the_pcu = prepare_pcu(); |
| 1760 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1761 | struct gprs_rlcmac_pdch *pdch; |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1762 | int ts_no = 7; |
| 1763 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
| 1764 | uint32_t tlli = 0xf1223344; |
| 1765 | const char *imsi = "0011223344"; |
| 1766 | uint16_t qta = 31; |
| 1767 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1768 | |
| 1769 | fprintf(stderr, "=== start %s ===\n", __func__); |
| 1770 | |
| 1771 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1772 | pdch = &bts->trx[0].pdch[ts_no]; |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1773 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1774 | ul_tbf = establish_ul_tbf_single_phase(bts, pdch, tlli, &fn, qta); |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1775 | |
| 1776 | print_ta_tlli(ul_tbf, true); |
| 1777 | /* PCU sends CTRL ACK/NCK with FINAL_ACK=1, hence TBF is not in state FINISHED */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1778 | request_dl_rlc_block(bts, pdch, &fn); |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1779 | OSMO_ASSERT(ul_tbf->state_is(TBF_ST_FINISHED)); |
| 1780 | /* Now data is sent but no DL TBF is created because MS is not reachable for DL Assignment */ |
| 1781 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1782 | |
| 1783 | /* After MS CTRL ACKs the FINAL_ACK=1 then it releases the TBF and goes |
| 1784 | * to packet-idle mode. Hence PCU will trigger ImmAss(PktDlAss) on PCH. */ |
| 1785 | send_control_ack(ul_tbf); |
| 1786 | |
| 1787 | fprintf(stderr, "=== end %s ===\n", __func__); |
| 1788 | TALLOC_FREE(the_pcu); |
| 1789 | } |
| 1790 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1791 | static void test_tbf_egprs_two_phase_puan(void) |
| 1792 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1793 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1794 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1795 | int ts_no = 7; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1796 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1797 | uint32_t fn = 2654218; |
| 1798 | uint16_t qta = 31; |
| 1799 | uint32_t tlli = 0xf1223344; |
| 1800 | const char *imsi = "0011223344"; |
| 1801 | uint8_t ms_class = 1; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1802 | uint8_t egprs_ms_class = 1; |
| 1803 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1804 | uint8_t test_data[256]; |
| 1805 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1806 | fprintf(stderr, "=== start %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1807 | |
| 1808 | memset(test_data, 1, sizeof(test_data)); |
| 1809 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1810 | setup_bts(bts, ts_no, 4); |
| 1811 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 1812 | the_pcu->vty.ws_base = 128; |
| 1813 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1814 | pdch = &bts->trx[0].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1815 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1816 | ul_tbf = establish_ul_tbf(bts, pdch, tlli, &fn, qta, ms_class, egprs_ms_class); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1817 | /* Function to generate URBB with no length */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1818 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_no_length(bts, pdch, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1819 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1820 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1821 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1822 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1823 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1824 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1825 | /* Function to generate URBB with length */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1826 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_with_length(bts, pdch, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1827 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1828 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1829 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1830 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1831 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1832 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1833 | /* Function to generate CRBB */ |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 1834 | the_pcu->vty.ws_base = 128; |
| 1835 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1836 | ul_tbf = establish_ul_tbf_two_phase_puan_CRBB(bts, pdch, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1837 | qta, ms_class, egprs_ms_class); |
| 1838 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1839 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1840 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1841 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1842 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1843 | fprintf(stderr, "=== end %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1844 | } |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1845 | /* |
| 1846 | * Trigger rach for single block |
| 1847 | */ |
| 1848 | static void test_immediate_assign_rej_single_block() |
| 1849 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1850 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1851 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1852 | uint32_t fn = 2654218; |
| 1853 | uint16_t qta = 31; |
| 1854 | int ts_no = 7; |
| 1855 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1856 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1857 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1858 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1859 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1860 | bts->trx[0].pdch[ts_no].disable(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1861 | |
| 1862 | uint32_t rach_fn = fn - 51; |
| 1863 | |
| 1864 | int rc = 0; |
| 1865 | |
| 1866 | /* |
| 1867 | * simulate RACH, sends an Immediate Assignment |
| 1868 | * Uplink reject on the AGCH |
| 1869 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1870 | rc = bts_handle_rach(bts, 0x70, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1871 | |
Pau Espin Pedrol | 15c58ac | 2021-03-08 14:57:58 +0100 | [diff] [blame] | 1872 | OSMO_ASSERT(rc == -EBUSY); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1873 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1874 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1875 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1876 | } |
| 1877 | |
| 1878 | /* |
| 1879 | * Trigger rach till resources(USF) exhaust |
| 1880 | */ |
| 1881 | static void test_immediate_assign_rej_multi_block() |
| 1882 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1883 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1884 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1885 | uint32_t fn = 2654218; |
| 1886 | uint16_t qta = 31; |
| 1887 | int ts_no = 7; |
| 1888 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1889 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1890 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1891 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1892 | |
| 1893 | uint32_t rach_fn = fn - 51; |
| 1894 | |
| 1895 | int rc = 0; |
| 1896 | |
| 1897 | /* |
| 1898 | * simulate RACH, sends an Immediate Assignment Uplink |
| 1899 | * reject on the AGCH |
| 1900 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1901 | rc = bts_handle_rach(bts, 0x78, rach_fn, qta); |
| 1902 | rc = bts_handle_rach(bts, 0x79, rach_fn, qta); |
| 1903 | rc = bts_handle_rach(bts, 0x7a, rach_fn, qta); |
| 1904 | rc = bts_handle_rach(bts, 0x7b, rach_fn, qta); |
| 1905 | rc = bts_handle_rach(bts, 0x7c, rach_fn, qta); |
| 1906 | rc = bts_handle_rach(bts, 0x7d, rach_fn, qta); |
| 1907 | rc = bts_handle_rach(bts, 0x7e, rach_fn, qta); |
| 1908 | rc = bts_handle_rach(bts, 0x7f, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1909 | |
| 1910 | OSMO_ASSERT(rc == -EBUSY); |
| 1911 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1912 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1913 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1914 | } |
| 1915 | |
| 1916 | static void test_immediate_assign_rej() |
| 1917 | { |
| 1918 | test_immediate_assign_rej_multi_block(); |
| 1919 | test_immediate_assign_rej_single_block(); |
| 1920 | } |
| 1921 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1922 | static void test_tbf_two_phase() |
| 1923 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1924 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1925 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1926 | int ts_no = 7; |
| 1927 | uint32_t fn = 2654218; |
| 1928 | uint16_t qta = 31; |
| 1929 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1930 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1931 | uint8_t ms_class = 1; |
| 1932 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1933 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1934 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1935 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1936 | setup_bts(bts, ts_no, 4); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1937 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1938 | ul_tbf = establish_ul_tbf_two_phase(bts, &bts->trx[0].pdch[ts_no], |
| 1939 | tlli, &fn, qta, ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1940 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1941 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1942 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1943 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1944 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1945 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1946 | } |
| 1947 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1948 | static inline void print_ms(GprsMs *ms, bool old) |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1949 | { |
| 1950 | fprintf(stderr, "%s MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %zu\n", |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1951 | old ? "Old" : "New", ms_tlli(ms), ms_ta(ms), ms_imsi(ms), llc_queue_size(ms_llc_queue(ms))); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1952 | } |
| 1953 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1954 | static void test_tbf_ra_update_rach() |
| 1955 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1956 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1957 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1958 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1959 | int ts_no = 7; |
| 1960 | uint32_t fn = 2654218; |
| 1961 | uint16_t qta = 31; |
| 1962 | uint32_t tlli1 = 0xf1223344; |
| 1963 | uint32_t tlli2 = 0xf5667788; |
| 1964 | const char *imsi = "0011223344"; |
| 1965 | uint8_t ms_class = 1; |
| 1966 | gprs_rlcmac_ul_tbf *ul_tbf; |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 1967 | gprs_rlcmac_dl_tbf *dl_tbf; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1968 | GprsMs *ms, *ms1, *ms2; |
| 1969 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1970 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1971 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1972 | setup_bts(bts, ts_no, 4); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1973 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1974 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1975 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1976 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1977 | |
| 1978 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1979 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1980 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1981 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1982 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1983 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1984 | /* Send Packet Downlink Assignment to MS */ |
| 1985 | request_dl_rlc_block(ul_tbf, &fn); |
| 1986 | |
| 1987 | /* Ack it */ |
| 1988 | send_control_ack(ul_tbf); |
| 1989 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1990 | /* Make sure the RAU Accept gets sent to the MS */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1991 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 1); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1992 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1993 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1994 | |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 1995 | dl_tbf = ms_dl_tbf(ms1); |
| 1996 | OSMO_ASSERT(dl_tbf); |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 1997 | fn = get_poll_fn(dl_tbf, dl_tbf->control_ts); |
| 1998 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 1999 | fn = fn_add_blocks(fn, 1); |
| 2000 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2001 | /* Now establish a new TBF for the RA UPDATE COMPLETE (new TLLI) */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2002 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli2, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2003 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2004 | |
| 2005 | ms2 = ul_tbf->ms(); |
| 2006 | |
| 2007 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 2008 | OSMO_ASSERT(ms1 != ms2); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2009 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2010 | |
| 2011 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 2012 | * the PCU can see, that both MS objects belong to same MS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2013 | send_dl_data(bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2014 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2015 | ms = bts_get_ms_by_imsi(bts, imsi); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2016 | OSMO_ASSERT(ms == ms2); |
| 2017 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2018 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2019 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2020 | ms = bts_get_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2021 | OSMO_ASSERT(ms == NULL); |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2022 | ms = bts_get_ms_by_tlli(bts, tlli2, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2023 | OSMO_ASSERT(ms == ms2); |
| 2024 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2025 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2026 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2027 | } |
| 2028 | |
| 2029 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 2030 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2031 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2032 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2033 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2034 | int ts_no = 7; |
| 2035 | uint32_t fn = 2654218; |
| 2036 | uint16_t qta = 31; |
| 2037 | uint32_t tlli1 = 0xf1223344; |
| 2038 | const char *imsi = "0011223344"; |
| 2039 | uint8_t ms_class = 1; |
| 2040 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2041 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2042 | GprsMs *ms, *ms1, *ms2; |
| 2043 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2044 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2045 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2046 | setup_bts(bts, ts_no, 1); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2047 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2048 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2049 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2050 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2051 | |
| 2052 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2053 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2054 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2055 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2056 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2057 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2058 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2059 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 2060 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2061 | OSMO_ASSERT(dl_tbf != NULL); |
| 2062 | |
| 2063 | /* Get rid of old UL TBF */ |
| 2064 | tbf_free(ul_tbf); |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2065 | ms = bts_get_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2066 | OSMO_ASSERT(ms1 == ms); |
| 2067 | |
| 2068 | /* Now establish a new UL TBF, this will consume one LLC packet */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2069 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2070 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2071 | |
| 2072 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2073 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2074 | |
| 2075 | /* This should be the same MS object */ |
| 2076 | OSMO_ASSERT(ms2 == ms1); |
| 2077 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2078 | ms = bts_get_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2079 | OSMO_ASSERT(ms2 == ms); |
| 2080 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 2081 | /* A DL TBF should still exist */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2082 | OSMO_ASSERT(ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2083 | |
| 2084 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2085 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2086 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2087 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2088 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2089 | } |
| 2090 | |
| 2091 | |
| 2092 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 2093 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2094 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2095 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2096 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2097 | int ts_no = 7; |
| 2098 | uint32_t fn = 2654218; |
| 2099 | uint16_t qta = 31; |
| 2100 | uint32_t tlli1 = 0xf1223344; |
| 2101 | const char *imsi = "0011223344"; |
| 2102 | uint8_t ms_class = 1; |
| 2103 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2104 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2105 | GprsMs *ms, *ms1, *ms2; |
| 2106 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2107 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2108 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2109 | setup_bts(bts, ts_no, 1); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2110 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2111 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2112 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2113 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2114 | |
| 2115 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2116 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2117 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2118 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2119 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2120 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2121 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2122 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 2123 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2124 | OSMO_ASSERT(dl_tbf != NULL); |
| 2125 | |
| 2126 | /* Get rid of old UL TBF */ |
| 2127 | tbf_free(ul_tbf); |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2128 | ms = bts_get_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2129 | OSMO_ASSERT(ms1 == ms); |
| 2130 | |
| 2131 | /* Now establish a new UL TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2132 | ul_tbf = establish_ul_tbf_single_phase(bts, pdch, tlli1, &fn, qta); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2133 | |
| 2134 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2135 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2136 | |
| 2137 | /* There should be a different MS object */ |
| 2138 | OSMO_ASSERT(ms2 != ms1); |
| 2139 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2140 | ms = bts_get_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2141 | OSMO_ASSERT(ms2 == ms); |
| 2142 | OSMO_ASSERT(ms1 != ms); |
| 2143 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 2144 | /* DL TBF should be removed */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2145 | OSMO_ASSERT(!ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2146 | |
| 2147 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2148 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2149 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2150 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2151 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2152 | } |
| 2153 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2154 | static void test_tbf_dl_reuse() |
| 2155 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2156 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2157 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2158 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2159 | int ts_no = 7; |
| 2160 | uint32_t fn = 2654218; |
| 2161 | uint16_t qta = 31; |
| 2162 | uint32_t tlli1 = 0xf1223344; |
| 2163 | const char *imsi = "0011223344"; |
| 2164 | uint8_t ms_class = 1; |
| 2165 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2166 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 2167 | GprsMs *ms1, *ms2; |
| 2168 | unsigned i; |
| 2169 | RlcMacUplink_t ulreq = {0}; |
| 2170 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2171 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2172 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2173 | setup_bts(bts, ts_no, 1); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2174 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2175 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2176 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2177 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2178 | |
| 2179 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2180 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2181 | |
| 2182 | /* Send some LLC frames */ |
| 2183 | for (i = 0; i < 40; i++) { |
| 2184 | char buf[32]; |
| 2185 | int rc; |
| 2186 | |
| 2187 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 2188 | OSMO_ASSERT(rc > 0); |
| 2189 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2190 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)buf, rc); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2191 | } |
| 2192 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2193 | print_ms(ms1, true); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2194 | |
| 2195 | /* Send Packet Downlink Assignment to MS */ |
| 2196 | request_dl_rlc_block(ul_tbf, &fn); |
| 2197 | |
| 2198 | /* Ack it */ |
| 2199 | send_control_ack(ul_tbf); |
| 2200 | |
| 2201 | /* Transmit all data */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2202 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2203 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
| 2204 | OSMO_ASSERT(ms_dl_tbf(ms1)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2205 | OSMO_ASSERT(ms_dl_tbf(ms1)->state_is(TBF_ST_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2206 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2207 | dl_tbf1 = ms_dl_tbf(ms1); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2208 | |
| 2209 | /* Send some LLC frames */ |
| 2210 | for (i = 0; i < 10; i++) { |
| 2211 | char buf[32]; |
| 2212 | int rc; |
| 2213 | |
| 2214 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 2215 | OSMO_ASSERT(rc > 0); |
| 2216 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2217 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)buf, rc); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2218 | } |
| 2219 | |
Pau Espin Pedrol | 422636d | 2021-09-28 15:59:35 +0200 | [diff] [blame] | 2220 | /* Drop first DL_ACK poll queued */ |
| 2221 | send_empty_block(dl_tbf1, dl_tbf1->control_ts, get_poll_fn(dl_tbf1, dl_tbf1->control_ts)); |
| 2222 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2223 | /* Fake Final DL Ack/Nack */ |
| 2224 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 2225 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 2226 | |
| 2227 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2228 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 2229 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 2230 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2231 | send_ul_mac_block(bts, dl_tbf1->control_ts, &ulreq, get_poll_fn(dl_tbf1, dl_tbf1->control_ts)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2232 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2233 | OSMO_ASSERT(dl_tbf1->state_is(TBF_ST_WAIT_RELEASE)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2234 | |
| 2235 | request_dl_rlc_block(dl_tbf1, &fn); |
| 2236 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2237 | ms2 = bts_get_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2238 | OSMO_ASSERT(ms2 == ms1); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2239 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2240 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(TBF_ST_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2241 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2242 | dl_tbf2 = ms_dl_tbf(ms2); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2243 | |
| 2244 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 2245 | |
| 2246 | send_control_ack(dl_tbf1); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2247 | OSMO_ASSERT(dl_tbf2->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2248 | |
| 2249 | /* Transmit all data */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2250 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2251 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms2)) == 0); |
| 2252 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2253 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(TBF_ST_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2254 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2255 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2256 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2257 | } |
| 2258 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2259 | static void test_tbf_gprs_egprs() |
| 2260 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2261 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2262 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2263 | uint8_t ts_no = 4; |
| 2264 | uint8_t ms_class = 45; |
| 2265 | int rc = 0; |
| 2266 | uint32_t tlli = 0xc0006789; |
| 2267 | const char *imsi = "001001123456789"; |
| 2268 | unsigned delay_csec = 1000; |
| 2269 | |
| 2270 | uint8_t buf[256] = {0}; |
| 2271 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2272 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2273 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2274 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2275 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2276 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2277 | abort(); |
| 2278 | } |
| 2279 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2280 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2281 | |
| 2282 | /* EGPRS-only */ |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2283 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2284 | gprs_bssgp_init(bts, 3234, 3234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2285 | |
| 2286 | /* Does not support EGPRS */ |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2287 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2288 | delay_csec, buf, sizeof(buf)); |
| 2289 | |
Pau Espin Pedrol | 569f0d2 | 2020-10-27 14:45:20 +0100 | [diff] [blame] | 2290 | OSMO_ASSERT(rc == 0); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2291 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2292 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2293 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2294 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2295 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2296 | static inline void ws_check(gprs_rlcmac_dl_tbf *dl_tbf, const char *test, uint8_t exp_slots, uint16_t exp_ws, |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2297 | bool free) |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2298 | { |
| 2299 | if (!dl_tbf) { |
| 2300 | fprintf(stderr, "%s(): FAILED (NULL TBF)\n", test); |
| 2301 | return; |
| 2302 | } |
| 2303 | |
| 2304 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d", |
| 2305 | dl_tbf->dl_slots(), |
| 2306 | pcu_bitcount(dl_tbf->dl_slots()), |
| 2307 | dl_tbf->window_size()); |
| 2308 | |
| 2309 | if (pcu_bitcount(dl_tbf->dl_slots()) != exp_slots || dl_tbf->window_size() != exp_ws) |
| 2310 | fprintf(stderr, "%s(): DL TBF FAILED: dl_slots = %u (exp. %u), WS = %u (exp. %u)", |
| 2311 | test, pcu_bitcount(dl_tbf->dl_slots()), 4, dl_tbf->window_size(), 128 + 4 * 64); |
| 2312 | |
| 2313 | fprintf(stderr, "\n"); |
| 2314 | |
| 2315 | if (free) |
| 2316 | tbf_free(dl_tbf); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2317 | } |
| 2318 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2319 | static void test_tbf_ws() |
| 2320 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2321 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2322 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2323 | GprsMs *ms; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2324 | uint8_t ts_no = 4; |
| 2325 | uint8_t ms_class = 12; |
| 2326 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2327 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2328 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2329 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2330 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2331 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2332 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2333 | abort(); |
| 2334 | } |
| 2335 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2336 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2337 | |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 2338 | the_pcu->vty.ws_base = 128; |
| 2339 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 2340 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2341 | bts->trx[0].pdch[2].enable(); |
| 2342 | bts->trx[0].pdch[3].enable(); |
Pau Espin Pedrol | 4f67a9b | 2021-06-30 16:03:06 +0200 | [diff] [blame] | 2343 | /* bts->trx[0].pdch[4].enable(); Already enabled during setup_bts() */ |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2344 | bts->trx[0].pdch[5].enable(); |
| 2345 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2346 | gprs_bssgp_init(bts, 4234, 4234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2347 | |
| 2348 | /* Does no support EGPRS */ |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 2349 | ms = bts_alloc_ms(bts); |
| 2350 | ms_set_ms_class(ms, ms_class); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 2351 | dl_tbf = dl_tbf_alloc(bts, ms, 0, false); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2352 | |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2353 | ws_check(dl_tbf, __func__, 4, 64, true); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2354 | |
| 2355 | /* EGPRS-only */ |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2356 | |
| 2357 | /* Does support EGPRS */ |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 2358 | ms = bts_alloc_ms(bts); |
| 2359 | ms_set_ms_class(ms, ms_class); |
| 2360 | ms_set_egprs_ms_class(ms, ms_class); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 2361 | dl_tbf = dl_tbf_alloc(bts, ms, 0, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2362 | |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2363 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true); |
| 2364 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2365 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2366 | } |
| 2367 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2368 | static void test_tbf_update_ws(void) |
| 2369 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2370 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2371 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2372 | GprsMs *ms; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2373 | uint8_t ts_no = 4; |
| 2374 | uint8_t ms_class = 11; |
| 2375 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2376 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2377 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2378 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2379 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2380 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2381 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2382 | abort(); |
| 2383 | } |
| 2384 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2385 | setup_bts(bts, ts_no); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2386 | |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 2387 | the_pcu->vty.ws_base = 128; |
| 2388 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 2389 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2390 | bts->trx[0].pdch[2].enable(); |
| 2391 | bts->trx[0].pdch[3].enable(); |
Pau Espin Pedrol | 4f67a9b | 2021-06-30 16:03:06 +0200 | [diff] [blame] | 2392 | /* bts->trx[0].pdch[4].enable(); Already enabled during setup_bts()) */ |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2393 | bts->trx[0].pdch[5].enable(); |
| 2394 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2395 | gprs_bssgp_init(bts, 5234, 5234, 1, 1, false, 0, 0, 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2396 | |
| 2397 | /* EGPRS-only */ |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2398 | |
| 2399 | /* Does support EGPRS */ |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 2400 | ms = bts_alloc_ms(bts); |
| 2401 | ms_set_ms_class(ms, ms_class); |
| 2402 | ms_set_egprs_ms_class(ms, ms_class); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 2403 | dl_tbf = dl_tbf_alloc(bts, ms, 0, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2404 | |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2405 | ws_check(dl_tbf, __func__, 1, 128 + 1 * 64, false); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2406 | |
Pau Espin Pedrol | b7a2b59 | 2022-12-13 14:43:59 +0100 | [diff] [blame] | 2407 | OSMO_ASSERT(dl_tbf_upgrade_to_multislot(dl_tbf) == 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2408 | |
Aravind Sirsikar | 0ee31cf | 2016-09-15 17:54:46 +0530 | [diff] [blame] | 2409 | /* window size should be 384 */ |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2410 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true); |
| 2411 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2412 | TALLOC_FREE(the_pcu); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2413 | } |
| 2414 | |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2415 | /* Test DL-TBF first assigned over CCCH ImmAss, then after X2002 timeout, when MS |
| 2416 | is available to receive from TBF on PACCH, upgrade it to multislot. In the |
| 2417 | middle the MS would request a new UL-TBF and PCU ends up creating 2 MS objects on |
| 2418 | different TRX, which are eventually merged. |
| 2419 | Hence, new multislot DL-TBF allocation (assigned over PACCH) happens on a different TRX |
| 2420 | than the one which was assigned over CCCH and where the PktDlAss is sent. SYS#6231 */ |
| 2421 | static void test_ms_merge_dl_tbf_different_trx(void) |
| 2422 | { |
| 2423 | the_pcu = prepare_pcu(); |
| 2424 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
| 2425 | GprsMs *first_ms, *second_ms; |
| 2426 | uint8_t ts_no = 1; |
| 2427 | uint8_t ms_class = 11; |
| 2428 | struct gprs_rlcmac_trx *trx0 = &bts->trx[0]; |
| 2429 | struct gprs_rlcmac_trx *trx1 = &bts->trx[1]; |
| 2430 | uint32_t old_tlli = 0xa3c2f953; |
| 2431 | uint32_t new_tlli = 0xecc1f953; |
| 2432 | const char *imsi = "001001000000001"; |
| 2433 | uint8_t llc_buf[19]; |
| 2434 | int rc; |
| 2435 | unsigned delay_csec = 1000; |
| 2436 | struct gprs_rlcmac_dl_tbf *dl_tbf; |
| 2437 | struct gprs_rlcmac_ul_tbf *ul_tbf; |
| 2438 | uint32_t fn = 0; |
| 2439 | |
| 2440 | fprintf(stderr, "=== start %s ===\n", __func__); |
| 2441 | |
| 2442 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2443 | if (!bts->pcu->nsi) { |
| 2444 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2445 | abort(); |
| 2446 | } |
| 2447 | |
| 2448 | setup_bts(bts, ts_no); |
| 2449 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
| 2450 | /* trx0->pdch[ts_no].enable(); Already enabled during setup_bts()) */ |
| 2451 | trx0->pdch[ts_no].disable(); |
| 2452 | trx1->pdch[4].enable(); |
| 2453 | trx1->pdch[5].enable(); |
| 2454 | trx1->pdch[6].enable(); |
| 2455 | gprs_bssgp_init(bts, 5234, 5234, 1, 1, false, 0, 0, 0); |
| 2456 | |
| 2457 | /* Handle LLC frame 1. This will create the TBF we want in TRX1 and |
Pau Espin Pedrol | d1058b9 | 2022-12-16 18:39:29 +0100 | [diff] [blame] | 2458 | * we'll have it upgrade to multislot on TRX0 later. This will trigger a |
| 2459 | * CCCH Dl ImAss towards BTS PCUIF. The confirmation from BTS is |
| 2460 | * injected further below (TBF_EV_ASSIGN_PCUIF_CNF). */ |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2461 | memset(llc_buf, 1, sizeof(llc_buf)); |
| 2462 | rc = dl_tbf_handle(bts, old_tlli, 0, imsi, ms_class, 0, |
| 2463 | delay_csec, llc_buf, sizeof(llc_buf)); |
| 2464 | OSMO_ASSERT(rc >= 0); |
| 2465 | |
Pau Espin Pedrol | eb0a052 | 2023-04-17 16:33:35 +0200 | [diff] [blame] | 2466 | first_ms = bts_get_ms(bts, GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, imsi); |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2467 | OSMO_ASSERT(first_ms); |
| 2468 | dl_tbf = ms_dl_tbf(first_ms); |
| 2469 | OSMO_ASSERT(dl_tbf); |
| 2470 | OSMO_ASSERT(tbf_get_trx(dl_tbf) == trx1); |
| 2471 | OSMO_ASSERT(dl_tbf->control_ts->trx == trx1); |
| 2472 | struct gprs_rlcmac_pdch *old_dl_control_ts = dl_tbf->control_ts; |
| 2473 | |
| 2474 | /* Enable PDCHs on TRX0 so that second_ms is allocated on TRX0: */ |
| 2475 | trx0->pdch[1].enable(); |
| 2476 | trx0->pdch[2].enable(); |
| 2477 | trx0->pdch[3].enable(); |
| 2478 | |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 2479 | second_ms = bts_alloc_ms(bts); |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2480 | ms_set_tlli(second_ms, new_tlli); |
| 2481 | ul_tbf = ul_tbf_alloc(bts, second_ms, 0, true); |
| 2482 | OSMO_ASSERT(ul_tbf != NULL); |
| 2483 | ms_update_announced_tlli(second_ms, new_tlli); |
| 2484 | |
| 2485 | /* Here PCU gets to know the MS are the same and they get merged. */ |
| 2486 | rc = dl_tbf_handle(bts, new_tlli, old_tlli, imsi, ms_class, 0, |
| 2487 | delay_csec, llc_buf, sizeof(llc_buf)); |
| 2488 | OSMO_ASSERT(rc >= 0); |
Pau Espin Pedrol | d1058b9 | 2022-12-16 18:39:29 +0100 | [diff] [blame] | 2489 | /* Here we assert a new DL-TBF is created in the new MS (hence old from TRX1 is deleted and new one is in TRX0): */ |
| 2490 | dl_tbf = ms_dl_tbf(second_ms); |
| 2491 | OSMO_ASSERT(tbf_get_trx(dl_tbf) == trx0); |
| 2492 | OSMO_ASSERT(dl_tbf->control_ts != old_dl_control_ts); |
| 2493 | OSMO_ASSERT(dl_tbf == llist_first_entry_or_null(&trx0->dl_tbfs, struct llist_item, list)->entry); |
| 2494 | OSMO_ASSERT(NULL == llist_first_entry_or_null(&trx1->dl_tbfs, struct llist_item, list)); |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2495 | |
| 2496 | /* Here BTS would answer with data_cnf and trigger |
| 2497 | * bts_rcv_imm_ass_cnf(), which would trigger TBF_EV_ASSIGN_PCUIF_CNF. |
Pau Espin Pedrol | d1058b9 | 2022-12-16 18:39:29 +0100 | [diff] [blame] | 2498 | * Since that's for an older DL-TBF assignment which no longer exists, it is ignored. */ |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2499 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2002, 0, OSMO_TDEF_MS) == 0); |
| 2500 | osmo_fsm_inst_dispatch(ms_dl_tbf(second_ms)->state_fi, TBF_EV_ASSIGN_PCUIF_CNF, NULL); |
| 2501 | osmo_select_main(0); |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2502 | |
Pau Espin Pedrol | d1058b9 | 2022-12-16 18:39:29 +0100 | [diff] [blame] | 2503 | /* get the PACCH PktDlAss for the DL-TBF, allocated one the UL-TBF from the new MS obj: */ |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 2504 | request_dl_rlc_block(dl_tbf->bts, dl_tbf->control_ts, &fn); |
| 2505 | |
| 2506 | fprintf(stderr, "=== end %s ===\n", __func__); |
| 2507 | TALLOC_FREE(the_pcu); |
| 2508 | } |
| 2509 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2510 | static void test_tbf_puan_urbb_len(void) |
| 2511 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2512 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2513 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2514 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2515 | int ts_no = 7; |
| 2516 | uint32_t fn = 2654218; |
| 2517 | uint16_t qta = 31; |
| 2518 | uint32_t tlli = 0xf1223344; |
| 2519 | const char *imsi = "0011223344"; |
| 2520 | uint8_t ms_class = 1; |
| 2521 | uint8_t egprs_ms_class = 1; |
| 2522 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2523 | uint8_t test_data[256]; |
| 2524 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2525 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2526 | |
| 2527 | memset(test_data, 1, sizeof(test_data)); |
| 2528 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2529 | setup_bts(bts, ts_no, 4); |
| 2530 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2531 | pdch = &bts->trx[0].pdch[ts_no]; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2532 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2533 | ul_tbf = puan_urbb_len_issue(bts, pdch, tlli, &fn, qta, |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2534 | ms_class, egprs_ms_class); |
| 2535 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2536 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2537 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2538 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2539 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2540 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2541 | } |
| 2542 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2543 | static gprs_rlcmac_ul_tbf *tbf_li_decoding(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2544 | struct gprs_rlcmac_pdch *pdch, uint32_t tlli, uint32_t *fn, uint16_t qta, |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2545 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 2546 | { |
| 2547 | GprsMs *ms; |
| 2548 | uint32_t rach_fn = *fn - 51; |
| 2549 | uint32_t sba_fn = *fn + 52; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2550 | int tfi = 0; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2551 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2552 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2553 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2554 | Packet_Resource_Request_t *presreq = NULL; |
| 2555 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 2556 | Multislot_capability_t *pmultislotcap = NULL; |
| 2557 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2558 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2559 | request_dl_rlc_block(bts, pdch, fn); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2560 | |
| 2561 | /* |
| 2562 | * simulate RACH, this sends an Immediate |
| 2563 | * Assignment Uplink on the AGCH |
| 2564 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2565 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2566 | |
| 2567 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2568 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &pdch->trx->trx_no, -1); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2569 | |
| 2570 | /* fake a resource request */ |
| 2571 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 2572 | presreq = &ulreq.u.Packet_Resource_Request; |
| 2573 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2574 | presreq->ID.UnionType = 1; /* != 0 */ |
| 2575 | presreq->ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 2576 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 2577 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2578 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 2579 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 2580 | Exist_Multislot_capability = 1; |
| 2581 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 2582 | u.Content.Multislot_capability; |
| 2583 | |
| 2584 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 2585 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 2586 | if (egprs_ms_class) { |
| 2587 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 2588 | pmultislotcap->EGPRS_multislot_class = ms_class; |
| 2589 | } |
| 2590 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2591 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2592 | |
| 2593 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2594 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, pdch->trx->trx_no, pdch->ts_no); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2595 | OSMO_ASSERT(ul_tbf); |
| 2596 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 2597 | |
| 2598 | /* send packet uplink assignment */ |
| 2599 | *fn = sba_fn; |
| 2600 | request_dl_rlc_block(ul_tbf, fn); |
| 2601 | |
| 2602 | /* send real acknowledgement */ |
| 2603 | send_control_ack(ul_tbf); |
| 2604 | |
| 2605 | check_tbf(ul_tbf); |
| 2606 | |
| 2607 | uint8_t data_msg[49] = {0}; |
| 2608 | |
Pau Espin Pedrol | cde18c5 | 2023-04-17 18:16:48 +0200 | [diff] [blame] | 2609 | ms = bts_get_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2610 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2611 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 2612 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2613 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2614 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 2615 | egprs3->si = 0; |
| 2616 | egprs3->r = 1; |
| 2617 | egprs3->cv = 7; |
| 2618 | egprs3->tfi_hi = tfi & 0x03; |
| 2619 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 2620 | egprs3->bsn1_hi = 0; |
| 2621 | egprs3->bsn1_lo = 0; |
| 2622 | egprs3->cps_hi = 1; |
| 2623 | data_msg[3] = 0xff; |
| 2624 | egprs3->pi = 0; |
| 2625 | egprs3->cps_lo = 1; |
| 2626 | egprs3->rsb = 0; |
| 2627 | egprs3->spb = 0; |
| 2628 | egprs3->pi = 0; |
| 2629 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2630 | |
| 2631 | egprs3->bsn1_hi = 1; |
| 2632 | egprs3->bsn1_lo = 0; |
| 2633 | data_msg[3] = 0x7f; |
| 2634 | egprs3->cps_lo = 1; |
| 2635 | egprs3->rsb = 0; |
| 2636 | egprs3->spb = 0; |
| 2637 | egprs3->pi = 0; |
| 2638 | data_msg[4] = 0x2; |
| 2639 | data_msg[5] = 0x0; |
| 2640 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2641 | |
Pau Espin Pedrol | 1463383 | 2022-03-31 19:08:07 +0200 | [diff] [blame] | 2642 | OSMO_ASSERT(ul_tbf->m_llc.index == 43); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2643 | |
| 2644 | return ul_tbf; |
| 2645 | } |
| 2646 | |
| 2647 | static void test_tbf_li_decoding(void) |
| 2648 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2649 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2650 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2651 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2652 | int ts_no = 7; |
| 2653 | uint32_t fn = 2654218; |
| 2654 | uint16_t qta = 31; |
| 2655 | uint32_t tlli = 0xf1223344; |
| 2656 | const char *imsi = "0011223344"; |
| 2657 | uint8_t ms_class = 1; |
| 2658 | uint8_t egprs_ms_class = 1; |
| 2659 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2660 | uint8_t test_data[256]; |
| 2661 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2662 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2663 | |
| 2664 | memset(test_data, 1, sizeof(test_data)); |
| 2665 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2666 | setup_bts(bts, ts_no, 4); |
| 2667 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2668 | pdch = &bts->trx[0].pdch[ts_no]; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2669 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2670 | ul_tbf = tbf_li_decoding(bts, pdch, tlli, &fn, qta, |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2671 | ms_class, egprs_ms_class); |
| 2672 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2673 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2674 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2675 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2676 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2677 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2678 | } |
| 2679 | |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2680 | /* |
| 2681 | * Test that a bit within the uncompressed bitmap whose BSN is not within |
| 2682 | * the transmit window shall be ignored. See section 9.1.8.2.4 of 44.060 |
| 2683 | * version 7.27.0 Release 7. |
| 2684 | */ |
| 2685 | static void test_tbf_epdan_out_of_rx_window(void) |
| 2686 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2687 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2688 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2689 | uint8_t ms_class = 11; |
| 2690 | uint8_t egprs_ms_class = 11; |
| 2691 | uint8_t trx_no; |
| 2692 | uint32_t tlli = 0xffeeddcc; |
| 2693 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2694 | int ts_no = 4; |
| 2695 | bitvec *block; |
| 2696 | uint8_t bits_data[RLC_EGPRS_MAX_WS/8]; |
| 2697 | bitvec bits; |
| 2698 | int bsn_begin, bsn_end; |
| 2699 | EGPRS_PD_AckNack_t *ack_nack; |
| 2700 | RlcMacUplink_t ul_control_block; |
| 2701 | gprs_rlc_v_b *prlcmvb; |
| 2702 | gprs_rlc_dl_window *prlcdlwindow; |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2703 | int rc; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2704 | |
aravind sirsikar | cc4214a | 2016-12-09 16:12:42 +0530 | [diff] [blame] | 2705 | memset(&ul_control_block, 0, sizeof(RlcMacUplink_t)); |
| 2706 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2707 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2708 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2709 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 2710 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2711 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 2712 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2713 | |
| 2714 | /* |
| 2715 | * Simulate a message captured during over-the-air testing, |
| 2716 | * where the following values were observed: |
| 2717 | * v_a = 1176, vs = 1288, max sns = 2048, window size = 480. |
| 2718 | */ |
| 2719 | uint8_t data_msg[23] = {0x40, 0x20, 0x0b, 0xff, 0xd1, |
| 2720 | 0x61, 0x00, 0x3e, 0x0e, 0x51, 0x9f, |
| 2721 | 0xff, 0xff, 0xfb, 0x80, 0x00, 0x00, |
| 2722 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 2723 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2724 | dl_tbf = create_dl_tbf(bts, ms_class, egprs_ms_class, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 2725 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2726 | prlcdlwindow = static_cast<gprs_rlc_dl_window *>(dl_tbf->window()); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2727 | prlcmvb = &prlcdlwindow->m_v_b; |
| 2728 | prlcdlwindow->m_v_s = 1288; |
| 2729 | prlcdlwindow->m_v_a = 1176; |
| 2730 | prlcdlwindow->set_sns(2048); |
| 2731 | prlcdlwindow->set_ws(480); |
| 2732 | prlcmvb->mark_unacked(1176); |
| 2733 | prlcmvb->mark_unacked(1177); |
| 2734 | prlcmvb->mark_unacked(1286); |
| 2735 | prlcmvb->mark_unacked(1287); |
| 2736 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2737 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2738 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 2739 | block = bitvec_alloc(23, tall_pcu_ctx); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2740 | |
| 2741 | bitvec_unpack(block, data_msg); |
| 2742 | |
| 2743 | bits.data = bits_data; |
| 2744 | bits.data_len = sizeof(bits_data); |
| 2745 | bits.cur_bit = 0; |
| 2746 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2747 | rc = decode_gsm_rlcmac_uplink(block, &ul_control_block); |
| 2748 | OSMO_ASSERT(rc == 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2749 | |
| 2750 | ack_nack = &ul_control_block.u.Egprs_Packet_Downlink_Ack_Nack; |
| 2751 | |
| 2752 | OSMO_ASSERT(prlcmvb->is_unacked(1176)); |
| 2753 | OSMO_ASSERT(prlcmvb->is_unacked(1177)); |
| 2754 | OSMO_ASSERT(prlcmvb->is_unacked(1286)); |
| 2755 | OSMO_ASSERT(prlcmvb->is_unacked(1287)); |
| 2756 | |
| 2757 | Decoding::decode_egprs_acknack_bits( |
| 2758 | &ack_nack->EGPRS_AckNack.Desc, &bits, |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2759 | &bsn_begin, &bsn_end, prlcdlwindow); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2760 | |
| 2761 | dl_tbf->rcvd_dl_ack( |
| 2762 | ack_nack->EGPRS_AckNack.Desc.FINAL_ACK_INDICATION, |
| 2763 | bsn_begin, &bits); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2764 | |
aravind sirsikar | fb41afa | 2016-11-02 15:48:00 +0530 | [diff] [blame] | 2765 | OSMO_ASSERT(prlcmvb->is_invalid(1176)); |
| 2766 | OSMO_ASSERT(prlcmvb->is_invalid(1177)); |
| 2767 | OSMO_ASSERT(prlcmvb->is_acked(1286)); |
| 2768 | OSMO_ASSERT(prlcmvb->is_acked(1287)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2769 | |
| 2770 | bitvec_free(block); |
| 2771 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2772 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2773 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2774 | } |
| 2775 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2776 | static void test_tbf_egprs_two_phase_spb(void) |
| 2777 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2778 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2779 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2780 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2781 | int ts_no = 7; |
| 2782 | uint32_t fn = 2654218; |
| 2783 | uint16_t qta = 31; |
| 2784 | uint32_t tlli = 0xf1223344; |
| 2785 | const char *imsi = "0011223344"; |
| 2786 | uint8_t ms_class = 1; |
| 2787 | uint8_t egprs_ms_class = 1; |
| 2788 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2789 | uint8_t test_data[256]; |
| 2790 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2791 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2792 | |
| 2793 | memset(test_data, 1, sizeof(test_data)); |
| 2794 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2795 | setup_bts(bts, ts_no, 4); |
| 2796 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2797 | pdch = &bts->trx[0].pdch[ts_no]; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2798 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2799 | ul_tbf = establish_ul_tbf_two_phase_spb(bts, pdch, tlli, &fn, qta, |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2800 | ms_class, egprs_ms_class); |
| 2801 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2802 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2803 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2804 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2805 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2806 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2807 | } |
| 2808 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2809 | static void test_tbf_egprs_two_phase() |
| 2810 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2811 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2812 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2813 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2814 | int ts_no = 7; |
| 2815 | uint32_t fn = 2654218; |
| 2816 | uint16_t qta = 31; |
| 2817 | uint32_t tlli = 0xf1223344; |
| 2818 | const char *imsi = "0011223344"; |
| 2819 | uint8_t ms_class = 1; |
| 2820 | uint8_t egprs_ms_class = 1; |
| 2821 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2822 | uint8_t test_data[256]; |
| 2823 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2824 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2825 | |
| 2826 | memset(test_data, 1, sizeof(test_data)); |
| 2827 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2828 | setup_bts(bts, ts_no, 4); |
| 2829 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2830 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2831 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2832 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2833 | ms_class, egprs_ms_class); |
| 2834 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2835 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2836 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2837 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2838 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2839 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2840 | } |
| 2841 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2842 | static void establish_and_use_egprs_dl_tbf(struct gprs_rlcmac_bts *bts, int mcs) |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2843 | { |
| 2844 | unsigned i; |
| 2845 | uint8_t ms_class = 11; |
| 2846 | uint8_t egprs_ms_class = 11; |
| 2847 | uint32_t fn = 0; |
| 2848 | uint8_t trx_no; |
| 2849 | uint32_t tlli = 0xffeeddcc; |
| 2850 | uint8_t test_data[512]; |
| 2851 | |
| 2852 | uint8_t rbb[64/8]; |
| 2853 | |
| 2854 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2855 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2856 | fprintf(stderr, "Testing MCS-%d\n", mcs); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2857 | |
| 2858 | memset(test_data, 1, sizeof(test_data)); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2859 | bts->initial_mcs_dl = mcs; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2860 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2861 | dl_tbf = create_dl_tbf(bts, ms_class, egprs_ms_class, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 2862 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2863 | |
| 2864 | for (i = 0; i < sizeof(llc_data); i++) |
| 2865 | llc_data[i] = i%256; |
| 2866 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2867 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2868 | |
| 2869 | /* Schedule a small LLC frame */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 2870 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, test_data, 10); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2871 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2872 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2873 | |
| 2874 | /* Drain the queue */ |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2875 | while (dl_tbf->have_data()) { |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2876 | /* Request to send one RLC/MAC block */ |
| 2877 | request_dl_rlc_block(dl_tbf, &fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2878 | } |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 2879 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2880 | |
| 2881 | /* Schedule a large LLC frame */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 2882 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, test_data, sizeof(test_data)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2883 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2884 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2885 | |
| 2886 | /* Drain the queue */ |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2887 | while (dl_tbf->have_data()) { |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2888 | /* Request to send one RLC/MAC block */ |
| 2889 | request_dl_rlc_block(dl_tbf, &fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2890 | } |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 2891 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2892 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2893 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2894 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 2895 | _rcv_ack(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2896 | |
| 2897 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2898 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2899 | check_tbf(dl_tbf); |
| 2900 | tbf_free(dl_tbf); |
| 2901 | } |
| 2902 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2903 | static gprs_rlcmac_dl_tbf *tbf_init(struct gprs_rlcmac_bts *bts, |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2904 | int mcs) |
| 2905 | { |
| 2906 | unsigned i; |
| 2907 | uint8_t ms_class = 11; |
| 2908 | uint8_t egprs_ms_class = 11; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2909 | uint8_t trx_no; |
| 2910 | uint32_t tlli = 0xffeeddcc; |
| 2911 | uint8_t test_data[512]; |
| 2912 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2913 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2914 | |
| 2915 | memset(test_data, 1, sizeof(test_data)); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2916 | bts->initial_mcs_dl = mcs; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2917 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2918 | dl_tbf = create_dl_tbf(bts, ms_class, egprs_ms_class, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 2919 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2920 | |
| 2921 | for (i = 0; i < sizeof(test_data); i++) |
| 2922 | test_data[i] = i%256; |
| 2923 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2924 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2925 | |
| 2926 | /* Schedule a LLC frame |
| 2927 | * passing only 100 bytes, since it is enough to construct |
| 2928 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2929 | * cases |
| 2930 | */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 2931 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, test_data, 100); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2932 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2933 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2934 | |
| 2935 | return dl_tbf; |
| 2936 | |
| 2937 | } |
| 2938 | |
| 2939 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2940 | { |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2941 | uint8_t rbb[64/8]; |
| 2942 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 2943 | _rcv_ack(true, dl_tbf, rbb); /* Receive a final ACK */ |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2944 | |
| 2945 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2946 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2947 | check_tbf(dl_tbf); |
| 2948 | tbf_free(dl_tbf); |
| 2949 | |
| 2950 | } |
| 2951 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2952 | #define NACK(tbf, x) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2953 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2954 | w->m_v_b.mark_nacked(x); \ |
| 2955 | OSMO_ASSERT(w->m_v_b.is_nacked(x)); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2956 | } while(0) |
| 2957 | |
| 2958 | #define CHECK_UNACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2959 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2960 | OSMO_ASSERT(w->m_v_b.is_unacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2961 | OSMO_ASSERT(mcs_chan_code(tbf->m_rlc.block(bsn)->cs_current_trans) == cs - 1); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2962 | } while(0) |
| 2963 | |
| 2964 | #define CHECK_NACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2965 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2966 | OSMO_ASSERT(w->m_v_b.is_nacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2967 | OSMO_ASSERT(mcs_chan_code(tbf->m_rlc.block(bsn)->cs_current_trans) == cs - 1); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2968 | } while(0) |
| 2969 | |
| 2970 | #define MAKE_ACKED(m, tbf, fn, cs, check_unacked) do { \ |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 2971 | m = tbf->create_dl_acked_block(fn, tbf->control_ts); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2972 | OSMO_ASSERT(m); \ |
| 2973 | if (check_unacked) \ |
| 2974 | CHECK_UNACKED(tbf, cs, 0); \ |
| 2975 | else \ |
| 2976 | CHECK_NACKED(tbf, cs, 0); \ |
| 2977 | } while(0) |
| 2978 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2979 | static void egprs_spb_to_normal_validation(struct gprs_rlcmac_bts *bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2980 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2981 | { |
| 2982 | uint32_t fn = 0; |
| 2983 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2984 | uint16_t bsn1, bsn2, bsn3; |
| 2985 | struct msgb *msg; |
| 2986 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2987 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2988 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2989 | fprintf(stderr, "Testing retx for MCS %u to reseg_mcs %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2990 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2991 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2992 | |
| 2993 | /* |
| 2994 | * Table 10.4.8a.3.1 of 44.060. |
| 2995 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2996 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2997 | */ |
| 2998 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2999 | return; |
| 3000 | |
| 3001 | fn = fn_add_blocks(fn, 1); |
| 3002 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3003 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3004 | |
| 3005 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 3006 | bsn1 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3007 | |
| 3008 | NACK(dl_tbf, 0); |
| 3009 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3010 | OSMO_ASSERT(bsn1 == 0); |
| 3011 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3012 | ms_set_current_cs_dl(dl_tbf->ms(), static_cast < enum CodingScheme > (CS4 + demanded_mcs)); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3013 | |
| 3014 | fn = fn_add_blocks(fn, 1); |
| 3015 | |
| 3016 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3017 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3018 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 3019 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 3020 | |
| 3021 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 3022 | OSMO_ASSERT(egprs3->spb == 2); |
| 3023 | |
| 3024 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3025 | OSMO_ASSERT(egprs3->cps == 3); |
| 3026 | |
| 3027 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3028 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3029 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 3030 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 3031 | |
| 3032 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 3033 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3034 | OSMO_ASSERT(egprs3->spb == 3); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 3035 | bsn2 = (egprs3->bsn1_hi << 9) | (egprs3->bsn1_mid << 1) | (egprs3->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3036 | OSMO_ASSERT(bsn2 == bsn1); |
| 3037 | |
| 3038 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3039 | OSMO_ASSERT(egprs3->cps == 3); |
| 3040 | |
| 3041 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3042 | ms_set_current_cs_dl(dl_tbf->ms(), static_cast < enum CodingScheme > (CS4 + mcs)); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3043 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3044 | NACK(dl_tbf, 0); |
| 3045 | |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 3046 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3047 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 3048 | |
| 3049 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3050 | OSMO_ASSERT(egprs2->cps == 0); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 3051 | bsn3 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3052 | OSMO_ASSERT(bsn3 == bsn2); |
| 3053 | |
| 3054 | tbf_cleanup(dl_tbf); |
| 3055 | } |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 3056 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3057 | static void establish_and_use_egprs_dl_tbf_for_spb(struct gprs_rlcmac_bts *bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 3058 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3059 | { |
| 3060 | uint32_t fn = 0; |
| 3061 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3062 | struct msgb *msg; |
| 3063 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 3064 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3065 | fprintf(stderr, "Testing retx for MCS %u to reseg_mcs %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3066 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3067 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3068 | |
| 3069 | /* |
| 3070 | * Table 10.4.8a.3.1 of 44.060. |
| 3071 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 3072 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 3073 | */ |
| 3074 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 3075 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 3076 | * dated 2016-02-07 23:45:40 (UTC) |
| 3077 | */ |
| 3078 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 3079 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 3080 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 3081 | return; |
| 3082 | |
| 3083 | fn = fn_add_blocks(fn, 1); |
| 3084 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3085 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3086 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3087 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3088 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3089 | ms_set_current_cs_dl(dl_tbf->ms(), static_cast < enum CodingScheme > (CS4 + demanded_mcs)); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3090 | |
| 3091 | fn = fn_add_blocks(fn, 1); |
| 3092 | |
| 3093 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3094 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3095 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 3096 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 3097 | |
| 3098 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 3099 | OSMO_ASSERT(egprs3->spb == 2); |
| 3100 | |
| 3101 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3102 | switch (demanded_mcs) { |
| 3103 | case 3: |
| 3104 | OSMO_ASSERT(egprs3->cps == 3); |
| 3105 | break; |
| 3106 | case 2: |
| 3107 | OSMO_ASSERT(egprs3->cps == 9); |
| 3108 | break; |
| 3109 | case 1: |
| 3110 | OSMO_ASSERT(egprs3->cps == 11); |
| 3111 | break; |
| 3112 | default: |
| 3113 | OSMO_ASSERT(false); |
| 3114 | break; |
| 3115 | } |
| 3116 | |
| 3117 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3118 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3119 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 3120 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 3121 | |
| 3122 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 3123 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3124 | OSMO_ASSERT(egprs3->spb == 3); |
| 3125 | |
| 3126 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3127 | switch (demanded_mcs) { |
| 3128 | case 3: |
| 3129 | OSMO_ASSERT(egprs3->cps == 3); |
| 3130 | break; |
| 3131 | case 2: |
| 3132 | OSMO_ASSERT(egprs3->cps == 9); |
| 3133 | break; |
| 3134 | case 1: |
| 3135 | OSMO_ASSERT(egprs3->cps == 11); |
| 3136 | break; |
| 3137 | default: |
| 3138 | OSMO_ASSERT(false); |
| 3139 | break; |
| 3140 | } |
| 3141 | tbf_cleanup(dl_tbf); |
| 3142 | } |
| 3143 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3144 | static void establish_and_use_egprs_dl_tbf_for_retx(struct gprs_rlcmac_bts *bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 3145 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3146 | { |
| 3147 | uint32_t fn = 0; |
| 3148 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3149 | struct msgb *msg; |
| 3150 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3151 | fprintf(stderr, "Testing retx for MCS %u - %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3152 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3153 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3154 | |
| 3155 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 3156 | * The MCS transition are referred from table Table 8.1.1.2 |
| 3157 | * of TS 44.060 |
| 3158 | */ |
| 3159 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 3160 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 3161 | * dated 2016-02-07 23:45:40 (UTC) |
| 3162 | */ |
| 3163 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 3164 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 3165 | fn = fn_add_blocks(fn, 1); |
| 3166 | /* Send 2 RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3167 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3168 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3169 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3170 | NACK(dl_tbf, 0); |
| 3171 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3172 | |
| 3173 | /* Set the demanded MCS to demanded_mcs */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3174 | ms_set_current_cs_dl(dl_tbf->ms(), static_cast < enum CodingScheme > (CS4 + demanded_mcs)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3175 | |
| 3176 | fn = fn_add_blocks(fn, 1); |
| 3177 | /* Retransmit the first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3178 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3179 | CHECK_NACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3180 | |
| 3181 | fn = fn_add_blocks(fn, 1); |
| 3182 | /* Retransmit the second RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3183 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3184 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3185 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 3186 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 3187 | fn = fn_add_blocks(fn, 1); |
| 3188 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3189 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3190 | |
| 3191 | fn = fn_add_blocks(fn, 1); |
| 3192 | /* Send second RLC data block BSN 1 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3193 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3194 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3195 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3196 | NACK(dl_tbf, 0); |
| 3197 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3198 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3199 | ms_set_current_cs_dl(dl_tbf->ms(), static_cast < enum CodingScheme > (CS4 + demanded_mcs)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3200 | |
| 3201 | fn = fn_add_blocks(fn, 1); |
| 3202 | /* Send first, second RLC data blocks with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3203 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3204 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3205 | } else if (mcs > 6) { |
| 3206 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 3207 | fn = fn_add_blocks(fn, 1); |
| 3208 | /* Send first,second RLC data blocks */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3209 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3210 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3211 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3212 | NACK(dl_tbf, 0); |
| 3213 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3214 | |
| 3215 | fn = fn_add_blocks(fn, 1); |
| 3216 | /* Send first,second RLC data blocks with demanded_mcs*/ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3217 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3218 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3219 | } else { |
| 3220 | |
| 3221 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 3222 | fn = fn_add_blocks(fn, 1); |
| 3223 | /* Send first RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3224 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3225 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3226 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3227 | |
| 3228 | fn = fn_add_blocks(fn, 1); |
| 3229 | /* Send first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3230 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3231 | } |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 3232 | /* Clean up pending items in UL controller: */ |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 3233 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn+50); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3234 | tbf_cleanup(dl_tbf); |
| 3235 | } |
| 3236 | |
| 3237 | static void test_tbf_egprs_retx_dl(void) |
| 3238 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3239 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3240 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3241 | uint8_t ts_no = 4; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3242 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3243 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3244 | |
Pau Espin Pedrol | ad79b85 | 2021-01-14 13:20:55 +0100 | [diff] [blame] | 3245 | the_pcu->vty.cs_downgrade_threshold = 0; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3246 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3247 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3248 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3249 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3250 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3251 | |
| 3252 | /* First parameter is current MCS, second one is demanded_mcs */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3253 | establish_and_use_egprs_dl_tbf_for_retx(bts, 6, 6); |
| 3254 | establish_and_use_egprs_dl_tbf_for_retx(bts, 1, 9); |
| 3255 | establish_and_use_egprs_dl_tbf_for_retx(bts, 2, 8); |
| 3256 | establish_and_use_egprs_dl_tbf_for_retx(bts, 5, 7); |
| 3257 | establish_and_use_egprs_dl_tbf_for_retx(bts, 6, 9); |
| 3258 | establish_and_use_egprs_dl_tbf_for_retx(bts, 7, 5); |
| 3259 | establish_and_use_egprs_dl_tbf_for_retx(bts, 9, 6); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3260 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3261 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3262 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3263 | } |
| 3264 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3265 | static void test_tbf_egprs_spb_dl(void) |
| 3266 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3267 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3268 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3269 | uint8_t ts_no = 4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3270 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3271 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3272 | |
Pau Espin Pedrol | ad79b85 | 2021-01-14 13:20:55 +0100 | [diff] [blame] | 3273 | the_pcu->vty.cs_downgrade_threshold = 0; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3274 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3275 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3276 | |
| 3277 | /* ARQ I resegmentation support */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3278 | the_pcu->vty.dl_arq_type = EGPRS_ARQ1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3279 | |
| 3280 | /* |
| 3281 | * First parameter is current MCS, second one is demanded_mcs |
| 3282 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 3283 | * rest scenarios has been integration tested |
| 3284 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3285 | establish_and_use_egprs_dl_tbf_for_spb(bts, 6, 3); |
| 3286 | establish_and_use_egprs_dl_tbf_for_spb(bts, 5, 2); |
| 3287 | establish_and_use_egprs_dl_tbf_for_spb(bts, 4, 1); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3288 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3289 | egprs_spb_to_normal_validation(bts, 6, 3); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3290 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3291 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3292 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3293 | } |
| 3294 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3295 | static void test_tbf_egprs_dl() |
| 3296 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3297 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3298 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3299 | uint8_t ts_no = 4; |
| 3300 | int i; |
| 3301 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3302 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3303 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3304 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3305 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2031, 200, OSMO_TDEF_MS) == 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3306 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3307 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3308 | |
| 3309 | for (i = 1; i <= 9; i++) |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3310 | establish_and_use_egprs_dl_tbf(bts, i); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3311 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3312 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3313 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3314 | } |
| 3315 | |
| 3316 | |
| 3317 | |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3318 | static void test_packet_access_rej_prr_no_other_tbfs() |
| 3319 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3320 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3321 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3322 | struct gprs_rlcmac_pdch *pdch; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3323 | uint32_t fn = 2654218; |
| 3324 | int ts_no = 7; |
| 3325 | uint8_t trx_no = 0; |
| 3326 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 54742f2 | 2021-04-26 16:48:34 +0200 | [diff] [blame] | 3327 | struct gprs_rlcmac_ul_tbf *ul_tbf; |
| 3328 | struct GprsMs *ms; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3329 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3330 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3331 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3332 | setup_bts(bts, ts_no, 4); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3333 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Pau Espin Pedrol | 9d67e72 | 2021-07-28 19:25:38 +0200 | [diff] [blame] | 3334 | OSMO_ASSERT(osmo_tdef_set(the_pcu->T_defs, -2000, 0, OSMO_TDEF_MS) == 0); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3335 | |
| 3336 | int rc = 0; |
| 3337 | |
Pau Espin Pedrol | bfc9756 | 2023-04-17 14:49:29 +0200 | [diff] [blame] | 3338 | ms = bts_alloc_ms(bts); |
Pau Espin Pedrol | 54742f2 | 2021-04-26 16:48:34 +0200 | [diff] [blame] | 3339 | ms_set_tlli(ms, tlli); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3340 | ul_tbf = ms_new_ul_tbf_rejected_pacch(ms, pdch); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3341 | |
| 3342 | OSMO_ASSERT(ul_tbf != 0); |
| 3343 | |
| 3344 | /* trigger packet access reject */ |
| 3345 | uint8_t bn = fn2bn(fn); |
| 3346 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3347 | rc = gprs_rlcmac_rcv_rts_block(bts, pdch->trx->trx_no, pdch->ts_no, fn, bn); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3348 | |
| 3349 | OSMO_ASSERT(rc == 0); |
Pau Espin Pedrol | 9d67e72 | 2021-07-28 19:25:38 +0200 | [diff] [blame] | 3350 | osmo_select_main(0); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3351 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3352 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3353 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3354 | } |
| 3355 | |
| 3356 | static void test_packet_access_rej_prr() |
| 3357 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3358 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3359 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3360 | struct gprs_rlcmac_pdch *pdch; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3361 | uint32_t fn = 2654218; |
| 3362 | uint16_t qta = 31; |
| 3363 | int ts_no = 7; |
| 3364 | uint8_t trx_no = 0; |
| 3365 | RlcMacUplink_t ulreq = {0}; |
| 3366 | Packet_Resource_Request_t *presreq = NULL; |
| 3367 | uint8_t ms_class = 11; |
| 3368 | uint8_t egprs_ms_class = 11; |
| 3369 | uint32_t rach_fn = fn - 51; |
| 3370 | uint32_t sba_fn = fn + 52; |
| 3371 | uint32_t tlli = 0xffeeddcc; |
| 3372 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 3373 | Multislot_capability_t *pmultislotcap = NULL; |
| 3374 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3375 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3376 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3377 | setup_bts(bts, ts_no, 4); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3378 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3379 | |
| 3380 | int rc = 0; |
| 3381 | |
| 3382 | /* |
| 3383 | * Trigger rach till resources(USF) exhaust |
| 3384 | */ |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3385 | int i; |
| 3386 | for (i = 0; i < 8; i++) { |
| 3387 | rc = bts_handle_rach(bts, 0x70 + i, rach_fn, qta); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3388 | } |
| 3389 | |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3390 | sba_fn = 52; |
| 3391 | for (i = 0; i < 8; i++) { |
| 3392 | /* fake a resource request */ |
| 3393 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 3394 | presreq = &ulreq.u.Packet_Resource_Request; |
| 3395 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 3396 | presreq->ID.UnionType = 1; /* != 0 */ |
| 3397 | presreq->ID.u.TLLI = tlli + i; |
| 3398 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 3399 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
| 3400 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 3401 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 3402 | Exist_Multislot_capability = 1; |
| 3403 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 3404 | u.Content.Multislot_capability; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3405 | |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3406 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 3407 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 3408 | if (egprs_ms_class) { |
| 3409 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 3410 | pmultislotcap->EGPRS_multislot_class = egprs_ms_class; |
| 3411 | } |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3412 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3413 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3414 | sba_fn = fn_next_block(sba_fn); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3415 | |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3416 | /* trigger packet access reject */ |
| 3417 | uint8_t bn = fn2bn(fn); |
| 3418 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3419 | rc = gprs_rlcmac_rcv_rts_block(bts, pdch->trx->trx_no, pdch->ts_no, fn, bn); |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3420 | OSMO_ASSERT(rc == 0); |
| 3421 | } |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3422 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3423 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3424 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3425 | } |
| 3426 | |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3427 | void test_packet_access_rej_epdan() |
| 3428 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3429 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3430 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3431 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 2ab840a | 2021-04-26 17:49:05 +0200 | [diff] [blame] | 3432 | static uint8_t exp[] = { 0x40, 0x84, 0x7f, 0xf7, 0x6e, 0xe6, 0x7e, 0xab, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3433 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, |
| 3434 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 3435 | }; |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3436 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3437 | fprintf(stderr, "=== start %s ===\n", __func__); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3438 | setup_bts(bts, 4); |
| 3439 | static gprs_rlcmac_dl_tbf *dl_tbf = tbf_init(bts, 1); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3440 | |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 3441 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3442 | |
Pau Espin Pedrol | 6ad11a6 | 2021-07-27 12:27:08 +0200 | [diff] [blame] | 3443 | osmo_fsm_inst_dispatch(dl_tbf->ul_ass_fsm.fi, TBF_UL_ASS_EV_SCHED_ASS_REJ, NULL); |
| 3444 | struct msgb *msg = tbf_ul_ass_create_rlcmac_msg((const struct gprs_rlcmac_tbf*)dl_tbf, 0, 0); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3445 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3446 | fprintf(stderr, "packet reject: %s\n", |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3447 | osmo_hexdump(msg->data, 23)); |
| 3448 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3449 | if (!msgb_eq_data_print(msg, exp, GSM_MACBLOCK_LEN)) |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3450 | fprintf(stderr, "%s test failed!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3451 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3452 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3453 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3454 | } |
| 3455 | |
| 3456 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3457 | int main(int argc, char **argv) |
| 3458 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3459 | struct vty_app_info pcu_vty_info = {0}; |
| 3460 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3461 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 3462 | if (!tall_pcu_ctx) |
| 3463 | abort(); |
| 3464 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 3465 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 3466 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3467 | log_set_use_color(osmo_stderr_target, 0); |
Pau Espin Pedrol | 00f52cc | 2021-02-19 14:01:52 +0100 | [diff] [blame] | 3468 | log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE); |
Pau Espin Pedrol | b18d2a5 | 2021-02-19 14:00:48 +0100 | [diff] [blame] | 3469 | log_set_print_category(osmo_stderr_target, 0); |
| 3470 | log_set_print_category_hex(osmo_stderr_target, 0); |
Max | fdd79e9 | 2018-01-24 11:04:59 +0100 | [diff] [blame] | 3471 | log_parse_category_mask(osmo_stderr_target, "DRLCMAC,1:DRLCMACDATA,3:DRLCMACDL,3:DRLCMACUL,3:" |
Harald Welte | 398f60e | 2020-12-10 13:39:21 +0100 | [diff] [blame] | 3472 | "DRLCMACSCHED,1:DRLCMACMEAS,3:DNS,3:DLBSSGP,3:DPCU,5:" |
Max | 86e35e4 | 2019-03-07 12:20:42 +0100 | [diff] [blame] | 3473 | "DL1IF,6:DTBF,1:DTBFUL,1:DTBFDL,1:DLGLOBAL,2:"); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 3474 | osmo_fsm_log_addr(false); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3475 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 3476 | pcu_vty_init(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3477 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3478 | /* Initialize shared UL measurements */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3479 | pcu_l1_meas_set_link_qual(&meas, 12); |
| 3480 | pcu_l1_meas_set_rssi(&meas, 31); |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3481 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 3482 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3483 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 3484 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 3485 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 3486 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 3487 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3488 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 3489 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3490 | test_tbf_single_phase(); |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 3491 | test_tbf_single_phase2(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3492 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 3493 | test_tbf_ra_update_rach(); |
| 3494 | test_tbf_dl_flow_and_rach_two_phase(); |
| 3495 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 3496 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 3497 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 3498 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3499 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 3500 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3501 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3502 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3503 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 3504 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 3505 | test_tbf_update_ws(); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 3506 | test_tbf_li_decoding(); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 3507 | test_tbf_epdan_out_of_rx_window(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 3508 | test_immediate_assign_rej(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 3509 | test_tbf_egprs_two_phase_puan(); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3510 | test_packet_access_rej_epdan(); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3511 | test_packet_access_rej_prr(); |
| 3512 | test_packet_access_rej_prr_no_other_tbfs(); |
Pau Espin Pedrol | 0aacd21 | 2022-12-16 16:15:34 +0100 | [diff] [blame] | 3513 | test_ms_merge_dl_tbf_different_trx(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 3514 | |
| 3515 | if (getenv("TALLOC_REPORT_FULL")) |
| 3516 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3517 | return EXIT_SUCCESS; |
| 3518 | } |
| 3519 | |
| 3520 | /* |
| 3521 | * stubs that should not be reached |
| 3522 | */ |
| 3523 | extern "C" { |
| 3524 | void l1if_pdch_req() { abort(); } |
| 3525 | void l1if_connect_pdch() { abort(); } |
Philipp Maier | 72ed333 | 2023-02-27 15:32:00 +0100 | [diff] [blame] | 3526 | void l1if_disconnect_pdch() { abort(); } |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3527 | void l1if_close_pdch() { abort(); } |
| 3528 | void l1if_open_pdch() { abort(); } |
| 3529 | } |