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" |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 29 | #include "gprs_ms_storage.h" |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 30 | #include "pcu_utils.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 31 | #include "gprs_bssgp_pcu.h" |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 32 | #include "pcu_l1_if.h" |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 33 | #include "decoding.h" |
Max | 1187a77 | 2018-01-26 13:31:42 +0100 | [diff] [blame] | 34 | #include <gprs_rlcmac.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 35 | |
| 36 | extern "C" { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 37 | #include "pcu_vty.h" |
Pau Espin Pedrol | 2ae8337 | 2020-05-18 11:35:35 +0200 | [diff] [blame] | 38 | #include "coding_scheme.h" |
Pau Espin Pedrol | ff7c581 | 2022-12-14 18:49:06 +0100 | [diff] [blame] | 39 | #include "alloc_algo.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 40 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 41 | #include <osmocom/core/application.h> |
| 42 | #include <osmocom/core/msgb.h> |
| 43 | #include <osmocom/core/talloc.h> |
| 44 | #include <osmocom/core/utils.h> |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 45 | #include <osmocom/vty/vty.h> |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 46 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 47 | #include <osmocom/gsm/l1sap.h> |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 48 | #include <osmocom/core/fsm.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 49 | } |
| 50 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 51 | #include <errno.h> |
| 52 | |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 53 | #define DUMMY_FN 2654167 |
| 54 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 55 | void *tall_pcu_ctx; |
| 56 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 57 | bool spoof_mnc_3_digits = false; |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 58 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 59 | /* Measurements shared by all unit tests */ |
| 60 | static struct pcu_l1_meas meas; |
| 61 | |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 62 | int gprs_gp_send_test_cb(void *ctx, struct msgb *msg) |
| 63 | { |
| 64 | return 0; |
| 65 | } |
| 66 | |
| 67 | static gprs_pcu *prepare_pcu(void) |
| 68 | { |
| 69 | struct gprs_pcu *pcu = gprs_pcu_alloc(tall_pcu_ctx); |
| 70 | bssgp_set_bssgp_callback(gprs_gp_send_test_cb, NULL); |
Pau Espin Pedrol | 9184e85 | 2022-05-09 16:13:52 +0200 | [diff] [blame] | 71 | osmo_tdef_set(pcu->T_defs, -2030, 0, OSMO_TDEF_S); |
| 72 | osmo_tdef_set(pcu->T_defs, -2031, 0, OSMO_TDEF_S); |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 73 | return pcu; |
| 74 | } |
| 75 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 76 | 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] | 77 | { |
| 78 | struct rach_ind_params rip = { |
| 79 | .burst_type = GSM_L1_BURST_TYPE_ACCESS_0, |
| 80 | .is_11bit = false, |
| 81 | .ra = ra, |
| 82 | .trx_nr = 0, |
| 83 | .ts_nr = 0, |
| 84 | .rfn = Fn, |
| 85 | .qta = qta, |
| 86 | }; |
| 87 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 88 | return bts_rcv_rach(bts, &rip); |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 89 | } |
| 90 | |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 91 | static void check_tbf(gprs_rlcmac_tbf *tbf) |
| 92 | { |
| 93 | OSMO_ASSERT(tbf); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 94 | if (tbf->state_is(TBF_ST_WAIT_RELEASE)) |
Pau Espin Pedrol | f197f15 | 2022-11-17 20:18:46 +0100 | [diff] [blame] | 95 | 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] | 96 | if (tbf->state_is(TBF_ST_RELEASING)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 97 | OSMO_ASSERT(tbf->timers_pending(T_MAX)); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 98 | } |
| 99 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 100 | static void test_tbf_base() |
| 101 | { |
| 102 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 103 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 104 | |
| 105 | OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| 106 | OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| 107 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 108 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 109 | } |
| 110 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 111 | static void test_tbf_tlli_update() |
| 112 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 113 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 114 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 115 | GprsMs *ms, *ms_new; |
| 116 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 117 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 118 | |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 119 | the_pcu->alloc_algorithm = alloc_algorithm_a; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 120 | bts->trx[0].pdch[2].enable(); |
| 121 | bts->trx[0].pdch[3].enable(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 122 | |
| 123 | /* |
| 124 | * Make a uplink and downlink allocation |
| 125 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 126 | ms = bts_alloc_ms(bts, 0, 0); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 127 | gprs_rlcmac_tbf *dl_tbf = dl_tbf_alloc(bts, |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 128 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 129 | OSMO_ASSERT(dl_tbf != NULL); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 130 | ms_confirm_tlli(ms, 0x2342); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 131 | dl_tbf->set_ta(4); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 132 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 133 | OSMO_ASSERT(dl_tbf->ms() == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 134 | |
Pau Espin Pedrol | bda7bb7 | 2022-10-31 14:33:09 +0100 | [diff] [blame] | 135 | gprs_rlcmac_tbf *ul_tbf = ul_tbf_alloc(bts, |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 136 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 137 | OSMO_ASSERT(ul_tbf != NULL); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 138 | ms_update_announced_tlli(ms, 0x2342); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 139 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 140 | OSMO_ASSERT(ul_tbf->ms() == ms); |
| 141 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 142 | OSMO_ASSERT(bts_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI) == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 143 | |
| 144 | /* |
| 145 | * Now check.. that DL changes and that the timing advance |
| 146 | * has changed. |
| 147 | */ |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 148 | ms_confirm_tlli(dl_tbf->ms(), 0x4232); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 149 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 150 | /* It is still there, since the new TLLI has not been used for UL yet */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 151 | ms_new = bts_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 152 | OSMO_ASSERT(ms == ms_new); |
| 153 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 154 | ms_new = bts_ms_by_tlli(bts, 0x4232, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 155 | OSMO_ASSERT(ms == ms_new); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 156 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
| 157 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 158 | |
| 159 | /* Now use the new TLLI for UL */ |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 160 | ms_update_announced_tlli(ms, 0x4232); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 161 | ms_new = bts_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 162 | OSMO_ASSERT(ms_new == NULL); |
Holger Hans Peter Freyther | bc1626e | 2013-10-30 19:50:49 +0100 | [diff] [blame] | 163 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 164 | ms_new = bts_ms_by_tlli(bts, 0x4232, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 165 | OSMO_ASSERT(ms_new != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 166 | OSMO_ASSERT(ms_ta(ms_new) == 4); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 167 | |
| 168 | OSMO_ASSERT(ul_tbf->ta() == 4); |
| 169 | OSMO_ASSERT(dl_tbf->ta() == 4); |
| 170 | |
| 171 | ul_tbf->set_ta(6); |
| 172 | |
| 173 | OSMO_ASSERT(ul_tbf->ta() == 6); |
| 174 | OSMO_ASSERT(dl_tbf->ta() == 6); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 175 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 176 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 177 | TALLOC_FREE(the_pcu); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 178 | } |
| 179 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 180 | static uint8_t llc_data[200]; |
| 181 | |
Max | a296118 | 2018-01-25 19:47:28 +0100 | [diff] [blame] | 182 | /* override, requires '-Wl,--wrap=pcu_sock_send' */ |
| 183 | int __real_pcu_sock_send(struct msgb *msg); |
Pau Espin Pedrol | e91c4c7 | 2021-01-18 17:54:30 +0100 | [diff] [blame] | 184 | extern "C" int __wrap_pcu_sock_send(struct msgb *msg) |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 185 | { |
| 186 | return 0; |
| 187 | } |
| 188 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 189 | 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] | 190 | { |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 191 | gprs_rlcmac_trx *trx; |
| 192 | |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 193 | the_pcu->alloc_algorithm = alloc_algorithm_a; |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 194 | bts->initial_cs_dl = cs; |
| 195 | bts->initial_cs_ul = cs; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 196 | trx = &bts->trx[0]; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 197 | trx->pdch[ts_no].enable(); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 198 | bts_set_current_frame_number(bts, DUMMY_FN); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 199 | } |
| 200 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 201 | 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] | 202 | uint8_t egprs_ms_class, uint8_t *trx_no_) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 203 | { |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 204 | int tfi; |
| 205 | uint8_t trx_no; |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 206 | GprsMs *ms; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 207 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 208 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 209 | ms = bts_alloc_ms(bts, ms_class, egprs_ms_class); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 210 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 211 | 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] | 212 | OSMO_ASSERT(tfi >= 0); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 213 | dl_tbf = dl_tbf_alloc(bts, ms, trx_no, true); |
Pau Espin Pedrol | 983bb7e | 2020-10-26 14:52:06 +0100 | [diff] [blame] | 214 | OSMO_ASSERT(dl_tbf); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame] | 215 | dl_tbf->set_ta(0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 216 | check_tbf(dl_tbf); |
| 217 | |
| 218 | /* "Establish" the DL TBF */ |
Pau Espin Pedrol | 49a2f40 | 2021-07-27 17:33:07 +0200 | [diff] [blame] | 219 | 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] | 220 | osmo_fsm_inst_dispatch(dl_tbf->state_fi, TBF_EV_ASSIGN_ADD_CCCH, NULL); |
| 221 | 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] | 222 | check_tbf(dl_tbf); |
| 223 | |
| 224 | *trx_no_ = trx_no; |
| 225 | |
| 226 | return dl_tbf; |
| 227 | } |
| 228 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 229 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 230 | { |
| 231 | unsigned bn = fn2bn(fn) + blocks; |
| 232 | fn = fn - (fn % 52); |
| 233 | fn += bn * 4 + bn / 3; |
Max | 9dabfa2 | 2017-05-16 16:10:45 +0200 | [diff] [blame] | 234 | return fn % GSM_MAX_FN; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 235 | } |
| 236 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 237 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 238 | struct gprs_rlcmac_pdch *pdch, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 239 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 240 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 241 | uint8_t bn = fn2bn(*fn); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 242 | 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] | 243 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 244 | bn += 1; |
| 245 | if (block_nr) |
| 246 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 247 | } |
| 248 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 249 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 250 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 251 | { |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 252 | request_dl_rlc_block(tbf->bts, tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 253 | } |
| 254 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 255 | enum test_tbf_final_ack_mode { |
| 256 | TEST_MODE_STANDARD, |
| 257 | TEST_MODE_REVERSE_FREE |
| 258 | }; |
| 259 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 260 | /* Receive an ACK */ |
| 261 | static void _rcv_ack(bool fin, gprs_rlcmac_dl_tbf *tbf, uint8_t *rbb) |
| 262 | { |
| 263 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); |
| 264 | uint8_t bits_data[RLC_GPRS_WS/8]; |
| 265 | bitvec bits; |
| 266 | Ack_Nack_Description_t ack_nack; |
| 267 | int bsn_begin, bsn_end; |
| 268 | uint8_t ssn = w->v_s(); |
| 269 | |
| 270 | bits.data = bits_data; |
| 271 | bits.data_len = sizeof(bits_data); |
| 272 | bits.cur_bit = 0; |
| 273 | ack_nack.FINAL_ACK_INDICATION = fin; |
| 274 | ack_nack.STARTING_SEQUENCE_NUMBER = ssn; |
| 275 | memcpy(ack_nack.RECEIVED_BLOCK_BITMAP, rbb, RLC_GPRS_WS/8); |
| 276 | |
| 277 | Decoding::decode_gprs_acknack_bits( |
| 278 | &ack_nack, &bits, |
| 279 | &bsn_begin, &bsn_end, w); |
| 280 | |
| 281 | tbf->rcvd_dl_ack(fin, bsn_begin, &bits); |
| 282 | if (!fin) |
| 283 | OSMO_ASSERT(w->window_empty()); |
| 284 | } |
| 285 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 286 | 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] | 287 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 288 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 289 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 290 | uint8_t ts_no = 4; |
| 291 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 292 | uint8_t ms_class = 45; |
| 293 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 294 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 295 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 296 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 297 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 298 | |
| 299 | uint8_t rbb[64/8]; |
| 300 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 301 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 302 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 303 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 304 | gprs_rlcmac_tbf *new_tbf; |
| 305 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 306 | setup_bts(bts, ts_no); |
| 307 | dl_tbf = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 308 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 309 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 310 | |
| 311 | for (i = 0; i < sizeof(llc_data); i++) |
| 312 | llc_data[i] = i%256; |
| 313 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 314 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 315 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, llc_data, sizeof(llc_data)); |
| 316 | 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] | 317 | |
| 318 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 319 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 320 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 321 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 322 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 323 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 324 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 325 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 326 | OSMO_ASSERT(dl_tbf->have_data()); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 327 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 328 | |
| 329 | /* Queue a final ACK */ |
| 330 | memset(rbb, 0, sizeof(rbb)); |
| 331 | /* Receive a final ACK */ |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 332 | _rcv_ack(true, dl_tbf, rbb); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 333 | |
| 334 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 335 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 336 | new_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 337 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 338 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 339 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 340 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 341 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 342 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 343 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 344 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 345 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 346 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 347 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 348 | } else { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 349 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 350 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 351 | OSMO_ASSERT(ms_dl_tbf(ms) == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 352 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 353 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 354 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
| 355 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 356 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 357 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 358 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 359 | fprintf(stderr, "=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 360 | } |
| 361 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 362 | static void test_tbf_delayed_release() |
| 363 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 364 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 365 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 366 | uint8_t ts_no = 4; |
| 367 | unsigned i; |
| 368 | uint8_t ms_class = 45; |
| 369 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 370 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 371 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 372 | unsigned long dl_tbf_idle_msec; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 373 | |
| 374 | uint8_t rbb[64/8]; |
| 375 | |
| 376 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 377 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 378 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 379 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 380 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 381 | 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] | 382 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 383 | dl_tbf = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 384 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 385 | |
| 386 | for (i = 0; i < sizeof(llc_data); i++) |
| 387 | llc_data[i] = i%256; |
| 388 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 389 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 390 | |
| 391 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 392 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, llc_data, sizeof(llc_data)); |
| 393 | 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] | 394 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 395 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 396 | |
| 397 | /* Drain the queue */ |
| 398 | while (dl_tbf->have_data()) |
| 399 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 400 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 401 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 402 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 403 | |
| 404 | /* ACK all blocks */ |
| 405 | memset(rbb, 0xff, sizeof(rbb)); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 406 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 407 | _rcv_ack(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 408 | |
| 409 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 410 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 411 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 412 | _rcv_ack(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 413 | |
| 414 | /* Timeout (make sure fn % 52 remains valid) */ |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 415 | 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] | 416 | fn += 52 * ((msecs_to_frames(dl_tbf_idle_msec + 100) + 51)/ 52); |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 417 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 418 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 419 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FINISHED)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 420 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 421 | _rcv_ack(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 422 | |
| 423 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 424 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 425 | check_tbf(dl_tbf); |
| 426 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 427 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 428 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 429 | } |
| 430 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 431 | static void test_tbf_imsi() |
| 432 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 433 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 434 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 435 | uint8_t ts_no = 4; |
| 436 | uint8_t ms_class = 45; |
| 437 | uint8_t trx_no; |
| 438 | GprsMs *ms1, *ms2; |
| 439 | |
| 440 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 441 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 442 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 443 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 444 | setup_bts(bts, ts_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 445 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 446 | dl_tbf[0] = create_dl_tbf(bts, ms_class, 0, &trx_no); |
| 447 | dl_tbf[1] = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 448 | |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 449 | ms_confirm_tlli(dl_tbf[0]->ms(), 0xf1000001); |
| 450 | ms_confirm_tlli(dl_tbf[1]->ms(), 0xf1000002); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 451 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 452 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000001"); |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 453 | ms1 = bts_ms_store(bts)->get_ms(GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 454 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 455 | ms2 = bts_ms_store(bts)->get_ms(0xf1000001); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 456 | OSMO_ASSERT(ms2 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 457 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 458 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 459 | |
| 460 | /* change the IMSI on TBF 0 */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 461 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000002"); |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 462 | ms1 = bts_ms_store(bts)->get_ms(GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000001"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 463 | OSMO_ASSERT(ms1 == NULL); |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 464 | ms1 = bts_ms_store(bts)->get_ms(GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 465 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 466 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 467 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 468 | |
Pau Espin Pedrol | 528820d | 2020-10-26 12:40:11 +0100 | [diff] [blame] | 469 | /* use the same IMSI on TBF 1 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 470 | { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 471 | ms_ref(ms2); |
| 472 | ms_set_imsi(dl_tbf[1]->ms(), "001001000000002"); |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 473 | ms1 = bts_ms_store(bts)->get_ms(GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000002"); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 474 | OSMO_ASSERT(ms1 != NULL); |
| 475 | OSMO_ASSERT(ms1 != ms2); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 476 | OSMO_ASSERT(strcmp(ms_imsi(ms1), "001001000000002") == 0); |
| 477 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "") == 0); |
| 478 | ms_unref(ms2); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 479 | } |
| 480 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 481 | ms2 = bts_ms_store(bts)->get_ms(0xf1000001); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 482 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 483 | |
| 484 | tbf_free(dl_tbf[1]); |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 485 | ms1 = bts_ms_store(bts)->get_ms(GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, "001001000000002"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 486 | OSMO_ASSERT(ms1 == NULL); |
| 487 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 488 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 489 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 490 | } |
| 491 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 492 | static void test_tbf_exhaustion() |
| 493 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 494 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 495 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 496 | unsigned i; |
| 497 | uint8_t ts_no = 4; |
| 498 | uint8_t ms_class = 45; |
| 499 | int rc = 0; |
| 500 | |
| 501 | uint8_t buf[256] = {0}; |
| 502 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 503 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 504 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 505 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 506 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 507 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 508 | abort(); |
| 509 | } |
| 510 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 511 | setup_bts(bts, ts_no); |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 512 | gprs_bssgp_init(bts, 1234, 1234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 513 | |
| 514 | for (i = 0; i < 1024; i++) { |
| 515 | uint32_t tlli = 0xc0000000 + i; |
| 516 | char imsi[16] = {0}; |
| 517 | unsigned delay_csec = 1000; |
| 518 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 519 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 520 | |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 521 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 522 | delay_csec, buf, sizeof(buf)); |
| 523 | |
| 524 | if (rc < 0) |
| 525 | break; |
| 526 | } |
| 527 | |
| 528 | OSMO_ASSERT(rc == -EBUSY); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 529 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 530 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 531 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 532 | } |
| 533 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 534 | static void test_tbf_dl_llc_loss() |
| 535 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 536 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 537 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 538 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 539 | uint8_t ts_no = 4; |
| 540 | uint8_t ms_class = 45; |
| 541 | int rc = 0; |
| 542 | uint32_t tlli = 0xc0123456; |
| 543 | const char *imsi = "001001000123456"; |
| 544 | unsigned delay_csec = 1000; |
| 545 | GprsMs *ms; |
| 546 | |
| 547 | uint8_t buf[19]; |
| 548 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 549 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 550 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 551 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 552 | abort(); |
| 553 | } |
| 554 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 555 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 556 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 557 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 558 | pdch = &bts->trx[0].pdch[ts_no]; |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame] | 559 | /* keep the MS object 10 seconds */ |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 560 | 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] | 561 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 562 | gprs_bssgp_init(bts, 2234, 2234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 563 | |
| 564 | /* Handle LLC frame 1 */ |
| 565 | memset(buf, 1, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 566 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 567 | delay_csec, buf, sizeof(buf)); |
| 568 | OSMO_ASSERT(rc >= 0); |
| 569 | |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 570 | ms = bts_ms_store(bts)->get_ms(GSM_RESERVED_TMSI, GSM_RESERVED_TMSI, imsi); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 571 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 572 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
| 573 | ms_dl_tbf(ms)->set_ta(0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 574 | |
| 575 | /* Handle LLC frame 2 */ |
| 576 | memset(buf, 2, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 577 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 578 | delay_csec, buf, sizeof(buf)); |
| 579 | OSMO_ASSERT(rc >= 0); |
| 580 | |
| 581 | /* TBF establishment fails (timeout) */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 582 | tbf_free(ms_dl_tbf(ms)); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 583 | |
| 584 | /* Handle LLC frame 3 */ |
| 585 | memset(buf, 3, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 586 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 587 | delay_csec, buf, sizeof(buf)); |
| 588 | OSMO_ASSERT(rc >= 0); |
| 589 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 590 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 591 | |
Pau Espin Pedrol | ef1b984 | 2022-12-15 18:47:39 +0100 | [diff] [blame] | 592 | /* Here BTS would answer with data_cnf and trigger |
Pau Espin Pedrol | 3225290 | 2021-07-29 16:44:11 +0200 | [diff] [blame] | 593 | * bts_rcv_imm_ass_cnf(), which would trigger TBF_EV_ASSIGN_PCUIF_CNF. |
| 594 | * That in turn would set up timer X2002. Finally, X2002 timeout |
| 595 | * moves it to FLOW state. We set X2002 timeout to 0 here to get |
| 596 | * immediate trigger through osmo_select_main() */ |
| 597 | 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] | 598 | 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] | 599 | osmo_select_main(0); |
Pau Espin Pedrol | 65bba93 | 2021-07-26 12:06:20 +0200 | [diff] [blame] | 600 | OSMO_ASSERT(ms_dl_tbf(ms)->state_is(TBF_ST_FLOW)); |
| 601 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 602 | /* Get first BSN */ |
| 603 | struct msgb *msg; |
| 604 | int fn = 0; |
| 605 | uint8_t expected_data = 1; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 606 | static uint8_t exp[][GSM_MACBLOCK_LEN] = { |
| 607 | { 0x07, 0x00, 0x00, 0x4d, 0x01, 0x01, 0x01, |
| 608 | 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 }, |
| 609 | { 0x07, 0x00, 0x02, 0x4d, 0x02, 0x02, 0x02, |
| 610 | 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] | 611 | /* On last DL block, PCU requests polling (DL ACK/NACK): S/P 1 and RRBP 01, hence 0x07 becomes 0xf1 */ |
| 612 | { 0x1f, 0x01, 0x04, 0x4d, 0x03, 0x03, 0x03, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 613 | 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 }, |
| 614 | }; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 615 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 616 | while (ms_dl_tbf(ms)->have_data()) { |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 617 | msg = ms_dl_tbf(ms)->create_dl_acked_block(fn += 4, pdch); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 618 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 619 | 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] | 620 | fprintf(stderr, "%s failed at %u\n", __func__, expected_data); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 621 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 622 | expected_data += 1; |
| 623 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 624 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 625 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 626 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 627 | |
Pau Espin Pedrol | 52e2c08 | 2022-05-09 17:12:53 +0200 | [diff] [blame] | 628 | /* Restore MS release timeout to 0 to make sure it is freed immediately: */ |
| 629 | ms_set_timeout(ms, 0); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 630 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 631 | } |
| 632 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 633 | 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] | 634 | 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] | 635 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 636 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 637 | int tfi = 0; |
| 638 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 639 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 640 | 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] | 641 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 642 | bts_handle_rach(bts, 0x03, *fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 643 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 644 | 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] | 645 | OSMO_ASSERT(ul_tbf != NULL); |
| 646 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 647 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 648 | |
| 649 | uint8_t data_msg[23] = { |
| 650 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 651 | uint8_t(1 | (tfi << 2)), |
| 652 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 653 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 654 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 655 | }; |
| 656 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 657 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 658 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 659 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 660 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 661 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 662 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 663 | } |
| 664 | |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 665 | static void send_ul_mac_block_buf(struct gprs_rlcmac_bts *bts, struct gprs_rlcmac_pdch *pdch, |
| 666 | unsigned fn, uint8_t *buf, int num_bytes) |
| 667 | { |
Pau Espin Pedrol | fecab50 | 2021-03-17 15:26:37 +0100 | [diff] [blame] | 668 | bts_set_current_block_frame_number(bts, fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 669 | pdch->rcv_block(buf, num_bytes, fn, &meas); |
| 670 | pdch_ulc_expire_fn(pdch->ulc, fn); |
| 671 | } |
| 672 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 673 | 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] | 674 | RlcMacUplink_t *ulreq, unsigned fn) |
| 675 | { |
| 676 | bitvec *rlc_block; |
| 677 | uint8_t buf[64]; |
| 678 | int num_bytes; |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 679 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 680 | rlc_block = bitvec_alloc(23, tall_pcu_ctx); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 681 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 682 | OSMO_ASSERT(encode_gsm_rlcmac_uplink(rlc_block, ulreq) == 0); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 683 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 684 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 685 | bitvec_free(rlc_block); |
| 686 | |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 687 | send_ul_mac_block_buf(bts, pdch, fn, &buf[0], num_bytes); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 688 | } |
| 689 | |
Pau Espin Pedrol | 58046e4 | 2021-03-29 19:01:13 +0200 | [diff] [blame] | 690 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 691 | 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] | 692 | { |
Pau Espin Pedrol | 58046e4 | 2021-03-29 19:01:13 +0200 | [diff] [blame] | 693 | struct pdch_ulc *ulc = pdch->ulc; |
| 694 | struct rb_node *node; |
| 695 | struct pdch_ulc_node *item; |
| 696 | |
| 697 | for (node = rb_first(&ulc->tree_root); node; node = rb_next(node)) { |
| 698 | item = container_of(node, struct pdch_ulc_node, node); |
| 699 | if (item->type == PDCH_ULC_NODE_TBF_POLL && item->tbf_poll.poll_tbf == tbf) |
| 700 | return item->fn; |
| 701 | } |
| 702 | OSMO_ASSERT(0); |
| 703 | } |
| 704 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 705 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 706 | { |
| 707 | RlcMacUplink_t ulreq = {0}; |
| 708 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 709 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 710 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 711 | &ulreq.u.Packet_Control_Acknowledgement; |
| 712 | |
| 713 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 714 | ctrl_ack->TLLI = tbf->tlli(); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 715 | send_ul_mac_block(tbf->bts, tbf->control_ts, |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 716 | &ulreq, get_poll_fn(tbf, tbf->control_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 717 | } |
| 718 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 719 | 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] | 720 | { |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 721 | send_ul_mac_block_buf(tbf->bts, pdch, fn, NULL, 0); |
| 722 | } |
| 723 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 724 | 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] | 725 | 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] | 726 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 727 | { |
| 728 | GprsMs *ms; |
| 729 | uint32_t rach_fn = *fn - 51; |
| 730 | uint32_t sba_fn = *fn + 52; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 731 | int tfi = 0; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 732 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 733 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 734 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 735 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 736 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 737 | request_dl_rlc_block(bts, pdch, fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 738 | |
| 739 | /* |
| 740 | * simulate RACH, this sends an Immediate |
| 741 | * Assignment Uplink on the AGCH |
| 742 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 743 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 744 | |
| 745 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 746 | 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] | 747 | |
| 748 | /* fake a resource request */ |
| 749 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 750 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 751 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 752 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 753 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 754 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 755 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 756 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 757 | MS_RA_capability_value[0].u.Content. |
| 758 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 759 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 760 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 761 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 762 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 763 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 764 | GPRS_multislot_class = ms_class; |
| 765 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 766 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 767 | MS_RA_capability_value[0].u.Content. |
| 768 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 769 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 770 | MS_RA_capability_value[0].u.Content. |
| 771 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 772 | } |
| 773 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 774 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 775 | |
| 776 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 777 | 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] | 778 | OSMO_ASSERT(ul_tbf); |
| 779 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 780 | |
| 781 | /* send packet uplink assignment */ |
| 782 | *fn = sba_fn; |
| 783 | request_dl_rlc_block(ul_tbf, fn); |
| 784 | |
| 785 | /* send real acknowledgement */ |
| 786 | send_control_ack(ul_tbf); |
| 787 | |
| 788 | check_tbf(ul_tbf); |
| 789 | /* send fake data */ |
| 790 | uint8_t data_msg[42] = { |
| 791 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 792 | (uint8_t)(tfi << 1), |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 793 | 1, /* BSN:7, E:1 */ |
| 794 | }; |
| 795 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 796 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 797 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 798 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 799 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 800 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 801 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 802 | |
| 803 | /* |
| 804 | * TS 44.060, B.8.1 |
| 805 | * first seg received first, later second seg |
| 806 | */ |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 807 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 808 | egprs3->si = 0; |
| 809 | egprs3->r = 1; |
| 810 | egprs3->cv = 7; |
| 811 | egprs3->tfi_hi = tfi & 0x03; |
| 812 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 813 | egprs3->bsn1_hi = 1; |
| 814 | egprs3->bsn1_lo = 0; |
| 815 | egprs3->cps_hi = 1; |
| 816 | data_msg[3] = 0xff; |
| 817 | egprs3->pi = 0; |
| 818 | egprs3->cps_lo = 1; |
| 819 | egprs3->rsb = 0; |
| 820 | egprs3->spb = 0; |
| 821 | egprs3->pi = 0; |
| 822 | |
| 823 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 824 | |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 825 | 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] | 826 | 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] | 827 | |
Pau Espin Pedrol | c432e06 | 2021-05-11 13:17:31 +0200 | [diff] [blame] | 828 | static uint8_t exp1[] = { 0x40, 0x24, 0x01, 0x0b, 0x3e, 0x24, 0x46, 0x68, 0x9c, 0x70, 0x87, 0xb0, |
| 829 | 0x06, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 830 | }; |
| 831 | |
| 832 | if (!msgb_eq_data_print(msg1, exp1, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 833 | fprintf(stderr, "%s test failed on 1st segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 834 | return NULL; |
| 835 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 836 | |
| 837 | egprs3->si = 0; |
| 838 | egprs3->r = 1; |
| 839 | egprs3->cv = 7; |
| 840 | egprs3->tfi_hi = tfi & 0x03; |
| 841 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 842 | egprs3->bsn1_hi = 4; |
| 843 | egprs3->bsn1_lo = 0; |
| 844 | egprs3->cps_hi = 1; |
| 845 | data_msg[3] = 0xff; |
| 846 | egprs3->pi = 0; |
| 847 | egprs3->cps_lo = 1; |
| 848 | egprs3->rsb = 0; |
| 849 | egprs3->spb = 0; |
| 850 | |
| 851 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 852 | |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 853 | 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] | 854 | msg1 = tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 855 | |
Pau Espin Pedrol | c432e06 | 2021-05-11 13:17:31 +0200 | [diff] [blame] | 856 | static uint8_t exp2[] = { 0x40, 0x24, 0x01, 0x0b, 0x3e, 0x24, 0x46, 0x68, 0x9c, 0x70, 0x88, 0xb0, |
| 857 | 0x06, 0x8b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 858 | }; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 859 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 860 | if (!msgb_eq_data_print(msg1, exp2, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 861 | fprintf(stderr, "%s test failed on 2nd segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 862 | return NULL; |
| 863 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 864 | return ul_tbf; |
| 865 | } |
| 866 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 867 | 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] | 868 | 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] | 869 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 870 | { |
| 871 | GprsMs *ms; |
| 872 | uint32_t rach_fn = *fn - 51; |
| 873 | uint32_t sba_fn = *fn + 52; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 874 | int tfi = 0, i = 0; |
| 875 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 876 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 877 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 878 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 879 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 880 | request_dl_rlc_block(bts, pdch, fn); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 881 | |
| 882 | /* |
| 883 | * simulate RACH, this sends an Immediate |
| 884 | * Assignment Uplink on the AGCH |
| 885 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 886 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 887 | |
| 888 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 889 | 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] | 890 | |
| 891 | /* fake a resource request */ |
| 892 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 893 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 894 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 895 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 896 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 897 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 898 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 899 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 900 | MS_RA_capability_value[0].u.Content. |
| 901 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 902 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 903 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 904 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 905 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 906 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 907 | GPRS_multislot_class = ms_class; |
| 908 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 909 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 910 | MS_RA_capability_value[0].u.Content. |
| 911 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 912 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 913 | MS_RA_capability_value[0].u.Content. |
| 914 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 915 | } |
| 916 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 917 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 918 | |
| 919 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 920 | 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] | 921 | OSMO_ASSERT(ul_tbf != NULL); |
| 922 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 923 | |
| 924 | /* send packet uplink assignment */ |
| 925 | *fn = sba_fn; |
| 926 | request_dl_rlc_block(ul_tbf, fn); |
| 927 | |
| 928 | /* send real acknowledgement */ |
| 929 | send_control_ack(ul_tbf); |
| 930 | |
| 931 | check_tbf(ul_tbf); |
| 932 | |
| 933 | /* send fake data */ |
| 934 | uint8_t data_msg[42] = { |
| 935 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 936 | uint8_t(0 | (tfi << 1)), |
| 937 | uint8_t(1), /* BSN:7, E:1 */ |
| 938 | }; |
| 939 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 940 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 941 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 942 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 943 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 944 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 945 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 946 | |
| 947 | /* |
| 948 | * TS 44.060, B.8.1 |
| 949 | * first seg received first, later second seg |
| 950 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 951 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 952 | egprs3->si = 1; |
| 953 | egprs3->r = 1; |
| 954 | egprs3->cv = 7; |
| 955 | egprs3->tfi_hi = tfi & 0x03; |
| 956 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 957 | egprs3->bsn1_hi = 1; |
| 958 | egprs3->bsn1_lo = 0; |
| 959 | egprs3->cps_hi = 1; |
| 960 | data_msg[3] = 0xff; |
| 961 | egprs3->pi = 0; |
| 962 | egprs3->cps_lo = 1; |
| 963 | egprs3->rsb = 0; |
| 964 | egprs3->spb = 2; |
| 965 | egprs3->pi = 0; |
| 966 | |
| 967 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 968 | |
| 969 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 970 | |
| 971 | /* check the status of the block */ |
| 972 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 973 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 974 | |
| 975 | egprs3->si = 1; |
| 976 | egprs3->r = 1; |
| 977 | egprs3->cv = 7; |
| 978 | egprs3->tfi_hi = tfi & 0x03; |
| 979 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 980 | egprs3->bsn1_hi = 1; |
| 981 | egprs3->bsn1_lo = 0; |
| 982 | egprs3->cps_hi = 1; |
| 983 | data_msg[3] = 0xff; |
| 984 | egprs3->pi = 0; |
| 985 | egprs3->cps_lo = 1; |
| 986 | egprs3->rsb = 0; |
| 987 | egprs3->spb = 3; |
| 988 | |
| 989 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 990 | |
| 991 | /* check the status of the block */ |
| 992 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 993 | EGPRS_RESEG_DEFAULT); |
| 994 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 995 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 996 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 997 | OSMO_ASSERT(block->len == 74); |
| 998 | |
| 999 | /* |
| 1000 | * TS 44.060, B.8.1 |
| 1001 | * second seg first, later first seg |
| 1002 | */ |
| 1003 | memset(data_msg, 0, sizeof(data_msg)); |
| 1004 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1005 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1006 | egprs3->si = 1; |
| 1007 | egprs3->r = 1; |
| 1008 | egprs3->cv = 7; |
| 1009 | egprs3->tfi_hi = tfi & 0x03; |
| 1010 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1011 | egprs3->bsn1_hi = 2; |
| 1012 | egprs3->bsn1_lo = 0; |
| 1013 | egprs3->cps_hi = 1; |
| 1014 | data_msg[3] = 0xff; |
| 1015 | egprs3->pi = 0; |
| 1016 | egprs3->cps_lo = 1; |
| 1017 | egprs3->rsb = 0; |
| 1018 | egprs3->spb = 3; |
| 1019 | egprs3->pi = 0; |
| 1020 | |
| 1021 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1022 | |
| 1023 | block = ul_tbf->m_rlc.block(2); |
| 1024 | /* check the status of the block */ |
| 1025 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1026 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1027 | |
| 1028 | egprs3->si = 1; |
| 1029 | egprs3->r = 1; |
| 1030 | egprs3->cv = 7; |
| 1031 | egprs3->tfi_hi = tfi & 0x03; |
| 1032 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1033 | egprs3->bsn1_hi = 2; |
| 1034 | egprs3->bsn1_lo = 0; |
| 1035 | egprs3->cps_hi = 1; |
| 1036 | data_msg[3] = 0xff; |
| 1037 | egprs3->pi = 0; |
| 1038 | egprs3->cps_lo = 1; |
| 1039 | egprs3->rsb = 0; |
| 1040 | egprs3->spb = 2; |
| 1041 | egprs3->pi = 0; |
| 1042 | |
| 1043 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1044 | |
| 1045 | /* check the status of the block */ |
| 1046 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1047 | EGPRS_RESEG_DEFAULT); |
| 1048 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1049 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1050 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1051 | OSMO_ASSERT(block->len == 74); |
| 1052 | |
| 1053 | /* |
| 1054 | * TS 44.060, B.8.1 |
| 1055 | * Error scenario with spb as 1 |
| 1056 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1057 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1058 | egprs3->si = 1; |
| 1059 | egprs3->r = 1; |
| 1060 | egprs3->cv = 7; |
| 1061 | egprs3->tfi_hi = tfi & 0x03; |
| 1062 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1063 | egprs3->bsn1_hi = 3; |
| 1064 | egprs3->bsn1_lo = 0; |
| 1065 | egprs3->cps_hi = 1; |
| 1066 | data_msg[3] = 0xff; |
| 1067 | egprs3->pi = 0; |
| 1068 | egprs3->cps_lo = 1; |
| 1069 | egprs3->rsb = 0; |
| 1070 | egprs3->spb = 1; |
| 1071 | egprs3->pi = 0; |
| 1072 | |
| 1073 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1074 | |
| 1075 | block = ul_tbf->m_rlc.block(3); |
| 1076 | /* check the status of the block */ |
| 1077 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1078 | EGPRS_RESEG_DEFAULT); |
| 1079 | /* |
| 1080 | * TS 44.060, B.8.1 |
| 1081 | * comparison of rlc_data for multiple scenarios |
| 1082 | * Receive First, the second(BSN 3) |
| 1083 | * Receive First, First then Second(BSN 4) |
| 1084 | * Receive Second then First(BSN 5) |
| 1085 | * after above 3 scenarios are triggered, |
| 1086 | * rlc_data of all 3 BSN are compared |
| 1087 | */ |
| 1088 | |
| 1089 | /* Initialize the data_msg */ |
| 1090 | for (i = 0; i < 42; i++) |
| 1091 | data_msg[i] = i; |
| 1092 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1093 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1094 | egprs3->si = 1; |
| 1095 | egprs3->r = 1; |
| 1096 | egprs3->cv = 7; |
| 1097 | egprs3->tfi_hi = tfi & 0x03; |
| 1098 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1099 | egprs3->bsn1_hi = 3; |
| 1100 | egprs3->bsn1_lo = 0; |
| 1101 | egprs3->cps_hi = 1; |
| 1102 | data_msg[3] = 0xff; |
| 1103 | egprs3->pi = 0; |
| 1104 | egprs3->cps_lo = 1; |
| 1105 | egprs3->rsb = 0; |
| 1106 | egprs3->spb = 2; |
| 1107 | egprs3->pi = 0; |
| 1108 | |
| 1109 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1110 | |
| 1111 | block = ul_tbf->m_rlc.block(3); |
| 1112 | /* check the status of the block */ |
| 1113 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1114 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1115 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1116 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1117 | egprs3->si = 1; |
| 1118 | egprs3->r = 1; |
| 1119 | egprs3->cv = 7; |
| 1120 | egprs3->tfi_hi = tfi & 0x03; |
| 1121 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1122 | egprs3->bsn1_hi = 3; |
| 1123 | egprs3->bsn1_lo = 0; |
| 1124 | egprs3->cps_hi = 1; |
| 1125 | data_msg[3] = 0xff; |
| 1126 | egprs3->pi = 0; |
| 1127 | egprs3->cps_lo = 1; |
| 1128 | egprs3->rsb = 0; |
| 1129 | egprs3->spb = 3; |
| 1130 | egprs3->pi = 0; |
| 1131 | |
| 1132 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1133 | |
| 1134 | block = ul_tbf->m_rlc.block(3); |
| 1135 | /* check the status of the block */ |
| 1136 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1137 | EGPRS_RESEG_DEFAULT); |
| 1138 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1139 | OSMO_ASSERT(block->len == 74); |
| 1140 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1141 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1142 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1143 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1144 | egprs3->si = 1; |
| 1145 | egprs3->r = 1; |
| 1146 | egprs3->cv = 7; |
| 1147 | egprs3->tfi_hi = tfi & 0x03; |
| 1148 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1149 | egprs3->bsn1_hi = 4; |
| 1150 | egprs3->bsn1_lo = 0; |
| 1151 | egprs3->cps_hi = 1; |
| 1152 | data_msg[3] = 0xff; |
| 1153 | egprs3->pi = 0; |
| 1154 | egprs3->cps_lo = 1; |
| 1155 | egprs3->rsb = 0; |
| 1156 | egprs3->spb = 2; |
| 1157 | egprs3->pi = 0; |
| 1158 | |
| 1159 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1160 | |
| 1161 | block = ul_tbf->m_rlc.block(4); |
| 1162 | /* check the status of the block */ |
| 1163 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1164 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1165 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1166 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1167 | egprs3->si = 1; |
| 1168 | egprs3->r = 1; |
| 1169 | egprs3->cv = 7; |
| 1170 | egprs3->tfi_hi = tfi & 0x03; |
| 1171 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1172 | egprs3->bsn1_hi = 4; |
| 1173 | egprs3->bsn1_lo = 0; |
| 1174 | egprs3->cps_hi = 1; |
| 1175 | data_msg[3] = 0xff; |
| 1176 | egprs3->pi = 0; |
| 1177 | egprs3->cps_lo = 1; |
| 1178 | egprs3->rsb = 0; |
| 1179 | egprs3->spb = 2; |
| 1180 | egprs3->pi = 0; |
| 1181 | |
| 1182 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1183 | |
| 1184 | block = ul_tbf->m_rlc.block(4); |
| 1185 | /* check the status of the block */ |
| 1186 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1187 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1188 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1189 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1190 | egprs3->si = 1; |
| 1191 | egprs3->r = 1; |
| 1192 | egprs3->cv = 7; |
| 1193 | egprs3->tfi_hi = tfi & 0x03; |
| 1194 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1195 | egprs3->bsn1_hi = 4; |
| 1196 | egprs3->bsn1_lo = 0; |
| 1197 | egprs3->cps_hi = 1; |
| 1198 | data_msg[3] = 0xff; |
| 1199 | egprs3->pi = 0; |
| 1200 | egprs3->cps_lo = 1; |
| 1201 | egprs3->rsb = 0; |
| 1202 | egprs3->spb = 3; |
| 1203 | egprs3->pi = 0; |
| 1204 | |
| 1205 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1206 | |
| 1207 | block = ul_tbf->m_rlc.block(4); |
| 1208 | /* check the status of the block */ |
| 1209 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1210 | EGPRS_RESEG_DEFAULT); |
| 1211 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1212 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1213 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1214 | OSMO_ASSERT(block->len == 74); |
| 1215 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1216 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1217 | egprs3->si = 1; |
| 1218 | egprs3->r = 1; |
| 1219 | egprs3->cv = 7; |
| 1220 | egprs3->tfi_hi = tfi & 0x03; |
| 1221 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1222 | egprs3->bsn1_hi = 5; |
| 1223 | egprs3->bsn1_lo = 0; |
| 1224 | egprs3->cps_hi = 1; |
| 1225 | data_msg[3] = 0xff; |
| 1226 | egprs3->pi = 0; |
| 1227 | egprs3->cps_lo = 1; |
| 1228 | egprs3->rsb = 0; |
| 1229 | egprs3->spb = 3; |
| 1230 | egprs3->pi = 0; |
| 1231 | |
| 1232 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1233 | |
| 1234 | block = ul_tbf->m_rlc.block(5); |
| 1235 | /* check the status of the block */ |
| 1236 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1237 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1238 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1239 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1240 | egprs3->si = 1; |
| 1241 | egprs3->r = 1; |
| 1242 | egprs3->cv = 7; |
| 1243 | egprs3->tfi_hi = tfi & 0x03; |
| 1244 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1245 | egprs3->bsn1_hi = 5; |
| 1246 | egprs3->bsn1_lo = 0; |
| 1247 | egprs3->cps_hi = 1; |
| 1248 | data_msg[3] = 0xff; |
| 1249 | egprs3->pi = 0; |
| 1250 | egprs3->cps_lo = 1; |
| 1251 | egprs3->rsb = 0; |
| 1252 | egprs3->spb = 2; |
| 1253 | egprs3->pi = 0; |
| 1254 | |
| 1255 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1256 | |
| 1257 | block = ul_tbf->m_rlc.block(5); |
| 1258 | |
| 1259 | /* check the status of the block */ |
| 1260 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1261 | EGPRS_RESEG_DEFAULT); |
| 1262 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1263 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1264 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1265 | OSMO_ASSERT(block->len == 74); |
| 1266 | |
| 1267 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1268 | ul_tbf->m_rlc.block(4)->len); |
| 1269 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1270 | ul_tbf->m_rlc.block(3)->len); |
| 1271 | |
| 1272 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1273 | OSMO_ASSERT( |
| 1274 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1275 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1276 | OSMO_ASSERT( |
| 1277 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1278 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1279 | |
| 1280 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1281 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1282 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1283 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1284 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1285 | |
| 1286 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1287 | OSMO_ASSERT( |
| 1288 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1289 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1290 | )); |
| 1291 | OSMO_ASSERT( |
| 1292 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1293 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1294 | )); |
| 1295 | |
| 1296 | return ul_tbf; |
| 1297 | } |
| 1298 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1299 | 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] | 1300 | 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] | 1301 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1302 | { |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1303 | uint32_t rach_fn = *fn - 51; |
| 1304 | uint32_t sba_fn = *fn + 52; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1305 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1306 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1307 | RlcMacUplink_t ulreq = {0}; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1308 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1309 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1310 | request_dl_rlc_block(bts, pdch, fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1311 | |
| 1312 | /* |
| 1313 | * simulate RACH, this sends an Immediate |
| 1314 | * Assignment Uplink on the AGCH |
| 1315 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1316 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1317 | |
| 1318 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1319 | 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] | 1320 | |
| 1321 | /* fake a resource request */ |
| 1322 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1323 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1324 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1325 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1326 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1327 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1328 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1329 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1330 | MS_RA_capability_value[0].u.Content. |
| 1331 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1332 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1333 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1334 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1335 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1336 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1337 | GPRS_multislot_class = ms_class; |
| 1338 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1339 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1340 | MS_RA_capability_value[0].u.Content. |
| 1341 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1342 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1343 | MS_RA_capability_value[0].u.Content. |
| 1344 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 1345 | } |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1346 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1347 | |
| 1348 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1349 | 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] | 1350 | /* send packet uplink assignment */ |
| 1351 | *fn = sba_fn; |
| 1352 | request_dl_rlc_block(ul_tbf, fn); |
| 1353 | |
| 1354 | /* send real acknowledgement */ |
| 1355 | send_control_ack(ul_tbf); |
| 1356 | |
| 1357 | check_tbf(ul_tbf); |
| 1358 | |
| 1359 | return ul_tbf; |
| 1360 | } |
| 1361 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1362 | 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] | 1363 | 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] | 1364 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1365 | { |
| 1366 | OSMO_ASSERT(ul_tbf); |
| 1367 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1368 | GprsMs *ms; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1369 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1370 | |
| 1371 | /* send fake data with cv=0*/ |
| 1372 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1373 | uint8_t data[49] = {0}; |
| 1374 | |
| 1375 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1376 | |
| 1377 | /*header_construction */ |
| 1378 | memset(data, 0x2b, sizeof(data)); |
| 1379 | /* Message with CRBB */ |
| 1380 | for (int i = 0 ; i < 80; i++) { |
| 1381 | hdr3->r = 0; |
| 1382 | hdr3->si = 0; |
| 1383 | hdr3->cv = 10; |
| 1384 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1385 | hdr3->tfi_lo = tfi & 0x7; |
| 1386 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1387 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1388 | hdr3->cps_hi = 0; |
| 1389 | hdr3->cps_lo = 0; |
| 1390 | hdr3->spb = 0; |
| 1391 | hdr3->rsb = 0; |
| 1392 | hdr3->pi = 0; |
| 1393 | hdr3->spare = 0; |
| 1394 | hdr3->dummy = 1; |
| 1395 | data[4] = 0x0; |
| 1396 | data[5] = 0x0; |
| 1397 | data[6] = 0x2b; |
| 1398 | data[7] = 0x2b; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1399 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1400 | } |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1401 | 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] | 1402 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1403 | memset(data, 0x2b, sizeof(data)); |
| 1404 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1405 | hdr3->r = 0; |
| 1406 | hdr3->si = 0; |
| 1407 | hdr3->cv = 0; |
| 1408 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1409 | hdr3->tfi_lo = tfi & 0x7; |
| 1410 | hdr3->bsn1_hi = 0; |
| 1411 | hdr3->bsn1_lo = 2; |
| 1412 | hdr3->cps_hi = 0; |
| 1413 | hdr3->cps_lo = 0; |
| 1414 | hdr3->spb = 0; |
| 1415 | hdr3->rsb = 0; |
| 1416 | hdr3->pi = 0; |
| 1417 | hdr3->spare = 0; |
| 1418 | hdr3->dummy = 1; |
| 1419 | data[4] = 0x0; |
| 1420 | data[5] = 0x2b; |
| 1421 | data[6] = 0x2b; |
| 1422 | data[7] = 0x2b; |
| 1423 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1424 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1425 | |
| 1426 | request_dl_rlc_block(ul_tbf, fn); |
| 1427 | |
| 1428 | check_tbf(ul_tbf); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1429 | 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] | 1430 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1431 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1432 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1433 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1434 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1435 | |
| 1436 | return ul_tbf; |
| 1437 | } |
| 1438 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1439 | 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] | 1440 | 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] | 1441 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1442 | { |
| 1443 | OSMO_ASSERT(ul_tbf); |
| 1444 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1445 | GprsMs *ms; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1446 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1447 | |
| 1448 | check_tbf(ul_tbf); |
| 1449 | /* send fake data with cv=0*/ |
| 1450 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1451 | uint8_t data[49] = {0}; |
| 1452 | |
| 1453 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1454 | |
| 1455 | /*header_construction */ |
| 1456 | memset(data, 0x2b, sizeof(data)); |
| 1457 | |
| 1458 | /* Message with URBB & URBB length */ |
| 1459 | for (int i = 0 ; i < 20; i++) { |
| 1460 | hdr3->r = 0; |
| 1461 | hdr3->si = 0; |
| 1462 | hdr3->cv = 10; |
| 1463 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1464 | hdr3->tfi_lo = tfi & 0x7; |
| 1465 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1466 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1467 | hdr3->cps_hi = 0; |
| 1468 | hdr3->cps_lo = 0; |
| 1469 | hdr3->spb = 0; |
| 1470 | hdr3->rsb = 0; |
| 1471 | hdr3->pi = 0; |
| 1472 | hdr3->spare = 0; |
| 1473 | hdr3->dummy = 1; |
| 1474 | data[4] = 0x0; |
| 1475 | data[5] = 0x0; |
| 1476 | data[6] = 0x2b; |
| 1477 | data[7] = 0x2b; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1478 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1479 | } |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1480 | 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] | 1481 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1482 | memset(data, 0x2b, sizeof(data)); |
| 1483 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1484 | hdr3->r = 0; |
| 1485 | hdr3->si = 0; |
| 1486 | hdr3->cv = 0; |
| 1487 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1488 | hdr3->tfi_lo = tfi & 0x7; |
| 1489 | hdr3->bsn1_hi = 0; |
| 1490 | hdr3->bsn1_lo = 2; |
| 1491 | hdr3->cps_hi = 0; |
| 1492 | hdr3->cps_lo = 0; |
| 1493 | hdr3->spb = 0; |
| 1494 | hdr3->rsb = 0; |
| 1495 | hdr3->pi = 0; |
| 1496 | hdr3->spare = 0; |
| 1497 | hdr3->dummy = 1; |
| 1498 | data[4] = 0x0; |
| 1499 | data[5] = 0x2b; |
| 1500 | data[6] = 0x2b; |
| 1501 | data[7] = 0x2b; |
| 1502 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1503 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1504 | 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] | 1505 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1506 | |
| 1507 | request_dl_rlc_block(ul_tbf, fn); |
| 1508 | |
| 1509 | check_tbf(ul_tbf); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1510 | 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] | 1511 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1512 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1513 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1514 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1515 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1516 | |
| 1517 | return ul_tbf; |
| 1518 | } |
| 1519 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1520 | 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] | 1521 | 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] | 1522 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1523 | { |
| 1524 | GprsMs *ms; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1525 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1526 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1527 | |
| 1528 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1529 | 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] | 1530 | OSMO_ASSERT(ul_tbf); |
| 1531 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1532 | |
| 1533 | /* send fake data with cv=0*/ |
| 1534 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1535 | uint8_t data[49] = {0}; |
| 1536 | |
| 1537 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1538 | |
| 1539 | /*header_construction */ |
| 1540 | memset(data, 0x2b, sizeof(data)); |
| 1541 | |
| 1542 | /* Message with CRBB */ |
| 1543 | for (int i = 80 ; i < 160; i++) { |
| 1544 | hdr3->r = 0; |
| 1545 | hdr3->si = 0; |
| 1546 | hdr3->cv = 10; |
| 1547 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1548 | hdr3->tfi_lo = tfi & 0x7; |
| 1549 | hdr3->bsn1_hi = ((i)&0x1f); |
| 1550 | hdr3->bsn1_lo = ((i)/32); |
| 1551 | hdr3->cps_hi = 0; |
| 1552 | hdr3->cps_lo = 0; |
| 1553 | hdr3->spb = 0; |
| 1554 | hdr3->rsb = 0; |
| 1555 | hdr3->pi = 0; |
| 1556 | hdr3->spare = 0; |
| 1557 | hdr3->dummy = 1; |
| 1558 | data[4] = 0x0; |
| 1559 | data[5] = 0x0; |
| 1560 | data[6] = 0x2b; |
| 1561 | data[7] = 0x2b; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1562 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1563 | } |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1564 | 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] | 1565 | tbf_ul_ack_create_rlcmac_msg(ul_tbf, pdch, *fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1566 | memset(data, 0x2b, sizeof(data)); |
| 1567 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1568 | hdr3->r = 0; |
| 1569 | hdr3->si = 0; |
| 1570 | hdr3->cv = 0; |
| 1571 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1572 | hdr3->tfi_lo = tfi & 0x7; |
| 1573 | hdr3->bsn1_hi = 0; |
| 1574 | hdr3->bsn1_lo = 2; |
| 1575 | hdr3->cps_hi = 0; |
| 1576 | hdr3->cps_lo = 0; |
| 1577 | hdr3->spb = 0; |
| 1578 | hdr3->rsb = 0; |
| 1579 | hdr3->pi = 0; |
| 1580 | hdr3->spare = 0; |
| 1581 | hdr3->dummy = 1; |
| 1582 | data[4] = 0x0; |
| 1583 | data[5] = 0x2b; |
| 1584 | data[6] = 0x2b; |
| 1585 | data[7] = 0x2b; |
| 1586 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1587 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1588 | |
| 1589 | request_dl_rlc_block(ul_tbf, fn); |
| 1590 | |
| 1591 | check_tbf(ul_tbf); |
Pau Espin Pedrol | ea8dbdd | 2021-07-29 18:39:16 +0200 | [diff] [blame] | 1592 | 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] | 1593 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1594 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1595 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1596 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1597 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1598 | |
| 1599 | return ul_tbf; |
| 1600 | } |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1601 | 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] | 1602 | 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] | 1603 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1604 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1605 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1606 | uint32_t rach_fn = *fn - 51; |
| 1607 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1608 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1609 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1610 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1611 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1612 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1613 | request_dl_rlc_block(bts, pdch, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1614 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1615 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1616 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1617 | |
| 1618 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1619 | 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] | 1620 | |
| 1621 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1622 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1623 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1624 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1625 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1626 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1627 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1628 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1629 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1630 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1631 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1632 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1633 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1634 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1635 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1636 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1637 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1638 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1639 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1640 | Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1641 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1642 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1643 | EGPRS_multislot_class = ms_class; |
| 1644 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1645 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1646 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1647 | |
| 1648 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1649 | 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] | 1650 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1651 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1652 | |
| 1653 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1654 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1655 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1656 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1657 | /* send real acknowledgement */ |
| 1658 | send_control_ack(ul_tbf); |
| 1659 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1660 | check_tbf(ul_tbf); |
| 1661 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1662 | /* send fake data */ |
| 1663 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1664 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1665 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1666 | uint8_t(1), /* BSN:7, E:1 */ |
| 1667 | }; |
| 1668 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1669 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1670 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1671 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1672 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1673 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1674 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1675 | |
| 1676 | return ul_tbf; |
| 1677 | } |
| 1678 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1679 | 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] | 1680 | const uint8_t *data, unsigned data_size) |
| 1681 | { |
| 1682 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1683 | |
Pau Espin Pedrol | 7f360e7 | 2022-10-21 14:30:36 +0200 | [diff] [blame] | 1684 | ms = bts_ms_store(bts)->get_ms(tlli, GSM_RESERVED_TMSI, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1685 | |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1686 | dl_tbf_handle(bts, tlli, 0, imsi, 0, 0, |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1687 | 1000, data, data_size); |
| 1688 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1689 | ms = bts_ms_by_imsi(bts, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1690 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1691 | |
Pau Espin Pedrol | 5deac14 | 2021-11-12 18:01:50 +0100 | [diff] [blame] | 1692 | if (imsi[0] != '\0') { |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1693 | ms2 = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1694 | OSMO_ASSERT(ms == ms2); |
| 1695 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1696 | } |
| 1697 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1698 | 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] | 1699 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1700 | { |
| 1701 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1702 | GprsMs *ms; |
| 1703 | unsigned ts_no; |
| 1704 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1705 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1706 | OSMO_ASSERT(ms); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1707 | dl_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1708 | OSMO_ASSERT(dl_tbf); |
| 1709 | |
| 1710 | while (dl_tbf->have_data()) { |
| 1711 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1712 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1713 | if (!(slots & (1 << ts_no))) |
| 1714 | continue; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1715 | gprs_rlcmac_rcv_rts_block(bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1716 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1717 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1718 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1719 | *fn = fn_add_blocks(*fn, 1); |
| 1720 | } |
| 1721 | } |
| 1722 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1723 | static inline void print_ta_tlli(const gprs_rlcmac_ul_tbf *ul_tbf, bool print_ms) |
| 1724 | { |
| 1725 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1726 | if (print_ms) |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1727 | 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] | 1728 | } |
| 1729 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1730 | static void test_tbf_single_phase() |
| 1731 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1732 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1733 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1734 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1735 | int ts_no = 7; |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 1736 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1737 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1738 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1739 | uint16_t qta = 31; |
| 1740 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1741 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1742 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1743 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1744 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1745 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1746 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1747 | ul_tbf = establish_ul_tbf_single_phase(bts, pdch, tlli, &fn, qta); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1748 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1749 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1750 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1751 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1752 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1753 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1754 | } |
| 1755 | |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1756 | static void test_tbf_single_phase2() |
| 1757 | { |
| 1758 | the_pcu = prepare_pcu(); |
| 1759 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1760 | struct gprs_rlcmac_pdch *pdch; |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1761 | int ts_no = 7; |
| 1762 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
| 1763 | uint32_t tlli = 0xf1223344; |
| 1764 | const char *imsi = "0011223344"; |
| 1765 | uint16_t qta = 31; |
| 1766 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1767 | |
| 1768 | fprintf(stderr, "=== start %s ===\n", __func__); |
| 1769 | |
| 1770 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1771 | pdch = &bts->trx[0].pdch[ts_no]; |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1772 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1773 | 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] | 1774 | |
| 1775 | print_ta_tlli(ul_tbf, true); |
| 1776 | /* 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] | 1777 | request_dl_rlc_block(bts, pdch, &fn); |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 1778 | OSMO_ASSERT(ul_tbf->state_is(TBF_ST_FINISHED)); |
| 1779 | /* Now data is sent but no DL TBF is created because MS is not reachable for DL Assignment */ |
| 1780 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1781 | |
| 1782 | /* After MS CTRL ACKs the FINAL_ACK=1 then it releases the TBF and goes |
| 1783 | * to packet-idle mode. Hence PCU will trigger ImmAss(PktDlAss) on PCH. */ |
| 1784 | send_control_ack(ul_tbf); |
| 1785 | |
| 1786 | fprintf(stderr, "=== end %s ===\n", __func__); |
| 1787 | TALLOC_FREE(the_pcu); |
| 1788 | } |
| 1789 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1790 | static void test_tbf_egprs_two_phase_puan(void) |
| 1791 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1792 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1793 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1794 | int ts_no = 7; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1795 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1796 | uint32_t fn = 2654218; |
| 1797 | uint16_t qta = 31; |
| 1798 | uint32_t tlli = 0xf1223344; |
| 1799 | const char *imsi = "0011223344"; |
| 1800 | uint8_t ms_class = 1; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1801 | uint8_t egprs_ms_class = 1; |
| 1802 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1803 | uint8_t test_data[256]; |
| 1804 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1805 | fprintf(stderr, "=== start %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1806 | |
| 1807 | memset(test_data, 1, sizeof(test_data)); |
| 1808 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1809 | setup_bts(bts, ts_no, 4); |
| 1810 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 1811 | the_pcu->vty.ws_base = 128; |
| 1812 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1813 | pdch = &bts->trx[0].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1814 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1815 | 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] | 1816 | /* Function to generate URBB with no length */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1817 | 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] | 1818 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1819 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1820 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1821 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1822 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1823 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1824 | /* Function to generate URBB with length */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1825 | 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] | 1826 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1827 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1828 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1829 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1830 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1831 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1832 | /* Function to generate CRBB */ |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 1833 | the_pcu->vty.ws_base = 128; |
| 1834 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1835 | ul_tbf = establish_ul_tbf_two_phase_puan_CRBB(bts, pdch, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1836 | qta, ms_class, egprs_ms_class); |
| 1837 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1838 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1839 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1840 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1841 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1842 | fprintf(stderr, "=== end %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1843 | } |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1844 | /* |
| 1845 | * Trigger rach for single block |
| 1846 | */ |
| 1847 | static void test_immediate_assign_rej_single_block() |
| 1848 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1849 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1850 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1851 | uint32_t fn = 2654218; |
| 1852 | uint16_t qta = 31; |
| 1853 | int ts_no = 7; |
| 1854 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1855 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1856 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1857 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1858 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1859 | bts->trx[0].pdch[ts_no].disable(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1860 | |
| 1861 | uint32_t rach_fn = fn - 51; |
| 1862 | |
| 1863 | int rc = 0; |
| 1864 | |
| 1865 | /* |
| 1866 | * simulate RACH, sends an Immediate Assignment |
| 1867 | * Uplink reject on the AGCH |
| 1868 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1869 | rc = bts_handle_rach(bts, 0x70, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1870 | |
Pau Espin Pedrol | 15c58ac | 2021-03-08 14:57:58 +0100 | [diff] [blame] | 1871 | OSMO_ASSERT(rc == -EBUSY); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1872 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1873 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1874 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1875 | } |
| 1876 | |
| 1877 | /* |
| 1878 | * Trigger rach till resources(USF) exhaust |
| 1879 | */ |
| 1880 | static void test_immediate_assign_rej_multi_block() |
| 1881 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1882 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1883 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1884 | uint32_t fn = 2654218; |
| 1885 | uint16_t qta = 31; |
| 1886 | int ts_no = 7; |
| 1887 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1888 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1889 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1890 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1891 | |
| 1892 | uint32_t rach_fn = fn - 51; |
| 1893 | |
| 1894 | int rc = 0; |
| 1895 | |
| 1896 | /* |
| 1897 | * simulate RACH, sends an Immediate Assignment Uplink |
| 1898 | * reject on the AGCH |
| 1899 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1900 | rc = bts_handle_rach(bts, 0x78, rach_fn, qta); |
| 1901 | rc = bts_handle_rach(bts, 0x79, rach_fn, qta); |
| 1902 | rc = bts_handle_rach(bts, 0x7a, rach_fn, qta); |
| 1903 | rc = bts_handle_rach(bts, 0x7b, rach_fn, qta); |
| 1904 | rc = bts_handle_rach(bts, 0x7c, rach_fn, qta); |
| 1905 | rc = bts_handle_rach(bts, 0x7d, rach_fn, qta); |
| 1906 | rc = bts_handle_rach(bts, 0x7e, rach_fn, qta); |
| 1907 | rc = bts_handle_rach(bts, 0x7f, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1908 | |
| 1909 | OSMO_ASSERT(rc == -EBUSY); |
| 1910 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1911 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1912 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1913 | } |
| 1914 | |
| 1915 | static void test_immediate_assign_rej() |
| 1916 | { |
| 1917 | test_immediate_assign_rej_multi_block(); |
| 1918 | test_immediate_assign_rej_single_block(); |
| 1919 | } |
| 1920 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1921 | static void test_tbf_two_phase() |
| 1922 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1923 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1924 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1925 | int ts_no = 7; |
| 1926 | uint32_t fn = 2654218; |
| 1927 | uint16_t qta = 31; |
| 1928 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1929 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1930 | uint8_t ms_class = 1; |
| 1931 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1932 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1933 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1934 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1935 | setup_bts(bts, ts_no, 4); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1936 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1937 | ul_tbf = establish_ul_tbf_two_phase(bts, &bts->trx[0].pdch[ts_no], |
| 1938 | tlli, &fn, qta, ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1939 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1940 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1941 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1942 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1943 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1944 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1945 | } |
| 1946 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1947 | static inline void print_ms(GprsMs *ms, bool old) |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1948 | { |
| 1949 | 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] | 1950 | 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] | 1951 | } |
| 1952 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1953 | static void test_tbf_ra_update_rach() |
| 1954 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 1955 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1956 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1957 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1958 | int ts_no = 7; |
| 1959 | uint32_t fn = 2654218; |
| 1960 | uint16_t qta = 31; |
| 1961 | uint32_t tlli1 = 0xf1223344; |
| 1962 | uint32_t tlli2 = 0xf5667788; |
| 1963 | const char *imsi = "0011223344"; |
| 1964 | uint8_t ms_class = 1; |
| 1965 | gprs_rlcmac_ul_tbf *ul_tbf; |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 1966 | gprs_rlcmac_dl_tbf *dl_tbf; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1967 | GprsMs *ms, *ms1, *ms2; |
| 1968 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1969 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1970 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1971 | setup_bts(bts, ts_no, 4); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1972 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1973 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 1974 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1975 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1976 | |
| 1977 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1978 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1979 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1980 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1981 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1982 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1983 | /* Send Packet Downlink Assignment to MS */ |
| 1984 | request_dl_rlc_block(ul_tbf, &fn); |
| 1985 | |
| 1986 | /* Ack it */ |
| 1987 | send_control_ack(ul_tbf); |
| 1988 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1989 | /* Make sure the RAU Accept gets sent to the MS */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1990 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 1); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1991 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1992 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1993 | |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 1994 | dl_tbf = ms_dl_tbf(ms1); |
| 1995 | OSMO_ASSERT(dl_tbf); |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 1996 | fn = get_poll_fn(dl_tbf, dl_tbf->control_ts); |
| 1997 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 1998 | fn = fn_add_blocks(fn, 1); |
| 1999 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2000 | /* 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] | 2001 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli2, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2002 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2003 | |
| 2004 | ms2 = ul_tbf->ms(); |
| 2005 | |
| 2006 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 2007 | OSMO_ASSERT(ms1 != ms2); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2008 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2009 | |
| 2010 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 2011 | * 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] | 2012 | send_dl_data(bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2013 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2014 | ms = bts_ms_by_imsi(bts, imsi); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2015 | OSMO_ASSERT(ms == ms2); |
| 2016 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2017 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2018 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2019 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2020 | OSMO_ASSERT(ms == NULL); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2021 | ms = bts_ms_by_tlli(bts, tlli2, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2022 | OSMO_ASSERT(ms == ms2); |
| 2023 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2024 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2025 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2026 | } |
| 2027 | |
| 2028 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 2029 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2030 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2031 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2032 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2033 | int ts_no = 7; |
| 2034 | uint32_t fn = 2654218; |
| 2035 | uint16_t qta = 31; |
| 2036 | uint32_t tlli1 = 0xf1223344; |
| 2037 | const char *imsi = "0011223344"; |
| 2038 | uint8_t ms_class = 1; |
| 2039 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2040 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2041 | GprsMs *ms, *ms1, *ms2; |
| 2042 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2043 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2044 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2045 | setup_bts(bts, ts_no, 1); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2046 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2047 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2048 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2049 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2050 | |
| 2051 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2052 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2053 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2054 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2055 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2056 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2057 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2058 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 2059 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2060 | OSMO_ASSERT(dl_tbf != NULL); |
| 2061 | |
| 2062 | /* Get rid of old UL TBF */ |
| 2063 | tbf_free(ul_tbf); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2064 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2065 | OSMO_ASSERT(ms1 == ms); |
| 2066 | |
| 2067 | /* 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] | 2068 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2069 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2070 | |
| 2071 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2072 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2073 | |
| 2074 | /* This should be the same MS object */ |
| 2075 | OSMO_ASSERT(ms2 == ms1); |
| 2076 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2077 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2078 | OSMO_ASSERT(ms2 == ms); |
| 2079 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 2080 | /* A DL TBF should still exist */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2081 | OSMO_ASSERT(ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2082 | |
| 2083 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2084 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2085 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2086 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2087 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2088 | } |
| 2089 | |
| 2090 | |
| 2091 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 2092 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2093 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2094 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2095 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2096 | int ts_no = 7; |
| 2097 | uint32_t fn = 2654218; |
| 2098 | uint16_t qta = 31; |
| 2099 | uint32_t tlli1 = 0xf1223344; |
| 2100 | const char *imsi = "0011223344"; |
| 2101 | uint8_t ms_class = 1; |
| 2102 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2103 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2104 | GprsMs *ms, *ms1, *ms2; |
| 2105 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2106 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2107 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2108 | setup_bts(bts, ts_no, 1); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2109 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2110 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2111 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2112 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2113 | |
| 2114 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2115 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2116 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2117 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2118 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2119 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2120 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2121 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 2122 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2123 | OSMO_ASSERT(dl_tbf != NULL); |
| 2124 | |
| 2125 | /* Get rid of old UL TBF */ |
| 2126 | tbf_free(ul_tbf); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2127 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2128 | OSMO_ASSERT(ms1 == ms); |
| 2129 | |
| 2130 | /* Now establish a new UL TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2131 | ul_tbf = establish_ul_tbf_single_phase(bts, pdch, tlli1, &fn, qta); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2132 | |
| 2133 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2134 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2135 | |
| 2136 | /* There should be a different MS object */ |
| 2137 | OSMO_ASSERT(ms2 != ms1); |
| 2138 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2139 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2140 | OSMO_ASSERT(ms2 == ms); |
| 2141 | OSMO_ASSERT(ms1 != ms); |
| 2142 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 2143 | /* DL TBF should be removed */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2144 | OSMO_ASSERT(!ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2145 | |
| 2146 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2147 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2148 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2149 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2150 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2151 | } |
| 2152 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2153 | static void test_tbf_dl_reuse() |
| 2154 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2155 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2156 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2157 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2158 | int ts_no = 7; |
| 2159 | uint32_t fn = 2654218; |
| 2160 | uint16_t qta = 31; |
| 2161 | uint32_t tlli1 = 0xf1223344; |
| 2162 | const char *imsi = "0011223344"; |
| 2163 | uint8_t ms_class = 1; |
| 2164 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2165 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 2166 | GprsMs *ms1, *ms2; |
| 2167 | unsigned i; |
| 2168 | RlcMacUplink_t ulreq = {0}; |
| 2169 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2170 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2171 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2172 | setup_bts(bts, ts_no, 1); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2173 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2174 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2175 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2176 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2177 | |
| 2178 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2179 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2180 | |
| 2181 | /* Send some LLC frames */ |
| 2182 | for (i = 0; i < 40; i++) { |
| 2183 | char buf[32]; |
| 2184 | int rc; |
| 2185 | |
| 2186 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 2187 | OSMO_ASSERT(rc > 0); |
| 2188 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2189 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)buf, rc); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2190 | } |
| 2191 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2192 | print_ms(ms1, true); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2193 | |
| 2194 | /* Send Packet Downlink Assignment to MS */ |
| 2195 | request_dl_rlc_block(ul_tbf, &fn); |
| 2196 | |
| 2197 | /* Ack it */ |
| 2198 | send_control_ack(ul_tbf); |
| 2199 | |
| 2200 | /* Transmit all data */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2201 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2202 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
| 2203 | OSMO_ASSERT(ms_dl_tbf(ms1)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2204 | OSMO_ASSERT(ms_dl_tbf(ms1)->state_is(TBF_ST_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2205 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2206 | dl_tbf1 = ms_dl_tbf(ms1); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2207 | |
| 2208 | /* Send some LLC frames */ |
| 2209 | for (i = 0; i < 10; i++) { |
| 2210 | char buf[32]; |
| 2211 | int rc; |
| 2212 | |
| 2213 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 2214 | OSMO_ASSERT(rc > 0); |
| 2215 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2216 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)buf, rc); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2217 | } |
| 2218 | |
Pau Espin Pedrol | 422636d | 2021-09-28 15:59:35 +0200 | [diff] [blame] | 2219 | /* Drop first DL_ACK poll queued */ |
| 2220 | send_empty_block(dl_tbf1, dl_tbf1->control_ts, get_poll_fn(dl_tbf1, dl_tbf1->control_ts)); |
| 2221 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2222 | /* Fake Final DL Ack/Nack */ |
| 2223 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 2224 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 2225 | |
| 2226 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2227 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 2228 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 2229 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2230 | 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] | 2231 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2232 | OSMO_ASSERT(dl_tbf1->state_is(TBF_ST_WAIT_RELEASE)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2233 | |
| 2234 | request_dl_rlc_block(dl_tbf1, &fn); |
| 2235 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2236 | ms2 = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2237 | OSMO_ASSERT(ms2 == ms1); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2238 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2239 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(TBF_ST_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2240 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2241 | dl_tbf2 = ms_dl_tbf(ms2); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2242 | |
| 2243 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 2244 | |
| 2245 | send_control_ack(dl_tbf1); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2246 | OSMO_ASSERT(dl_tbf2->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2247 | |
| 2248 | /* Transmit all data */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2249 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2250 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms2)) == 0); |
| 2251 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2252 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(TBF_ST_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2253 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2254 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2255 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2256 | } |
| 2257 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2258 | static void test_tbf_gprs_egprs() |
| 2259 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2260 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2261 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2262 | uint8_t ts_no = 4; |
| 2263 | uint8_t ms_class = 45; |
| 2264 | int rc = 0; |
| 2265 | uint32_t tlli = 0xc0006789; |
| 2266 | const char *imsi = "001001123456789"; |
| 2267 | unsigned delay_csec = 1000; |
| 2268 | |
| 2269 | uint8_t buf[256] = {0}; |
| 2270 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2271 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2272 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2273 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2274 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2275 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2276 | abort(); |
| 2277 | } |
| 2278 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2279 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2280 | |
| 2281 | /* EGPRS-only */ |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2282 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2283 | gprs_bssgp_init(bts, 3234, 3234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2284 | |
| 2285 | /* Does not support EGPRS */ |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2286 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2287 | delay_csec, buf, sizeof(buf)); |
| 2288 | |
Pau Espin Pedrol | 569f0d2 | 2020-10-27 14:45:20 +0100 | [diff] [blame] | 2289 | OSMO_ASSERT(rc == 0); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2290 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2291 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2292 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2293 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2294 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2295 | 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] | 2296 | bool free) |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2297 | { |
| 2298 | if (!dl_tbf) { |
| 2299 | fprintf(stderr, "%s(): FAILED (NULL TBF)\n", test); |
| 2300 | return; |
| 2301 | } |
| 2302 | |
| 2303 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d", |
| 2304 | dl_tbf->dl_slots(), |
| 2305 | pcu_bitcount(dl_tbf->dl_slots()), |
| 2306 | dl_tbf->window_size()); |
| 2307 | |
| 2308 | if (pcu_bitcount(dl_tbf->dl_slots()) != exp_slots || dl_tbf->window_size() != exp_ws) |
| 2309 | fprintf(stderr, "%s(): DL TBF FAILED: dl_slots = %u (exp. %u), WS = %u (exp. %u)", |
| 2310 | test, pcu_bitcount(dl_tbf->dl_slots()), 4, dl_tbf->window_size(), 128 + 4 * 64); |
| 2311 | |
| 2312 | fprintf(stderr, "\n"); |
| 2313 | |
| 2314 | if (free) |
| 2315 | tbf_free(dl_tbf); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2316 | } |
| 2317 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2318 | static void test_tbf_ws() |
| 2319 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2320 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2321 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2322 | GprsMs *ms; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2323 | uint8_t ts_no = 4; |
| 2324 | uint8_t ms_class = 12; |
| 2325 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2326 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2327 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2328 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2329 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2330 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2331 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2332 | abort(); |
| 2333 | } |
| 2334 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2335 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2336 | |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 2337 | the_pcu->vty.ws_base = 128; |
| 2338 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 2339 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2340 | bts->trx[0].pdch[2].enable(); |
| 2341 | bts->trx[0].pdch[3].enable(); |
Pau Espin Pedrol | 4f67a9b | 2021-06-30 16:03:06 +0200 | [diff] [blame] | 2342 | /* bts->trx[0].pdch[4].enable(); Already enabled during setup_bts() */ |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2343 | bts->trx[0].pdch[5].enable(); |
| 2344 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2345 | gprs_bssgp_init(bts, 4234, 4234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2346 | |
| 2347 | /* Does no support EGPRS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2348 | ms = bts_alloc_ms(bts, ms_class, 0); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 2349 | dl_tbf = dl_tbf_alloc(bts, ms, 0, false); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2350 | |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2351 | ws_check(dl_tbf, __func__, 4, 64, true); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2352 | |
| 2353 | /* EGPRS-only */ |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2354 | |
| 2355 | /* Does support EGPRS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2356 | ms = bts_alloc_ms(bts, ms_class, ms_class); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 2357 | dl_tbf = dl_tbf_alloc(bts, ms, 0, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2358 | |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2359 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true); |
| 2360 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2361 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2362 | } |
| 2363 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2364 | static void test_tbf_update_ws(void) |
| 2365 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2366 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2367 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2368 | GprsMs *ms; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2369 | uint8_t ts_no = 4; |
| 2370 | uint8_t ms_class = 11; |
| 2371 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2372 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2373 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2374 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2375 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2376 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2377 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2378 | abort(); |
| 2379 | } |
| 2380 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2381 | setup_bts(bts, ts_no); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2382 | |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 2383 | the_pcu->vty.ws_base = 128; |
| 2384 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 2385 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2386 | bts->trx[0].pdch[2].enable(); |
| 2387 | bts->trx[0].pdch[3].enable(); |
Pau Espin Pedrol | 4f67a9b | 2021-06-30 16:03:06 +0200 | [diff] [blame] | 2388 | /* bts->trx[0].pdch[4].enable(); Already enabled during setup_bts()) */ |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2389 | bts->trx[0].pdch[5].enable(); |
| 2390 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2391 | gprs_bssgp_init(bts, 5234, 5234, 1, 1, false, 0, 0, 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2392 | |
| 2393 | /* EGPRS-only */ |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2394 | |
| 2395 | /* Does support EGPRS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2396 | ms = bts_alloc_ms(bts, ms_class, ms_class); |
Pau Espin Pedrol | 8757384 | 2022-10-26 20:23:45 +0200 | [diff] [blame] | 2397 | dl_tbf = dl_tbf_alloc(bts, ms, 0, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2398 | |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2399 | ws_check(dl_tbf, __func__, 1, 128 + 1 * 64, false); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2400 | |
Pau Espin Pedrol | b7a2b59 | 2022-12-13 14:43:59 +0100 | [diff] [blame] | 2401 | OSMO_ASSERT(dl_tbf_upgrade_to_multislot(dl_tbf) == 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2402 | |
Aravind Sirsikar | 0ee31cf | 2016-09-15 17:54:46 +0530 | [diff] [blame] | 2403 | /* window size should be 384 */ |
Pau Espin Pedrol | bf5e3cb | 2022-05-09 16:31:22 +0200 | [diff] [blame] | 2404 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true); |
| 2405 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2406 | TALLOC_FREE(the_pcu); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2407 | } |
| 2408 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2409 | static void test_tbf_puan_urbb_len(void) |
| 2410 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2411 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2412 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2413 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2414 | int ts_no = 7; |
| 2415 | uint32_t fn = 2654218; |
| 2416 | uint16_t qta = 31; |
| 2417 | uint32_t tlli = 0xf1223344; |
| 2418 | const char *imsi = "0011223344"; |
| 2419 | uint8_t ms_class = 1; |
| 2420 | uint8_t egprs_ms_class = 1; |
| 2421 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2422 | uint8_t test_data[256]; |
| 2423 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2424 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2425 | |
| 2426 | memset(test_data, 1, sizeof(test_data)); |
| 2427 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2428 | setup_bts(bts, ts_no, 4); |
| 2429 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2430 | pdch = &bts->trx[0].pdch[ts_no]; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2431 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2432 | ul_tbf = puan_urbb_len_issue(bts, pdch, tlli, &fn, qta, |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2433 | ms_class, egprs_ms_class); |
| 2434 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2435 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2436 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2437 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2438 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2439 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2440 | } |
| 2441 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2442 | 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] | 2443 | 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] | 2444 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 2445 | { |
| 2446 | GprsMs *ms; |
| 2447 | uint32_t rach_fn = *fn - 51; |
| 2448 | uint32_t sba_fn = *fn + 52; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2449 | int tfi = 0; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2450 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2451 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2452 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2453 | Packet_Resource_Request_t *presreq = NULL; |
| 2454 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 2455 | Multislot_capability_t *pmultislotcap = NULL; |
| 2456 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2457 | /* needed to set last_rts_fn in the PDCH object */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2458 | request_dl_rlc_block(bts, pdch, fn); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2459 | |
| 2460 | /* |
| 2461 | * simulate RACH, this sends an Immediate |
| 2462 | * Assignment Uplink on the AGCH |
| 2463 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2464 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2465 | |
| 2466 | /* get next free TFI */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2467 | 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] | 2468 | |
| 2469 | /* fake a resource request */ |
| 2470 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 2471 | presreq = &ulreq.u.Packet_Resource_Request; |
| 2472 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2473 | presreq->ID.UnionType = 1; /* != 0 */ |
| 2474 | presreq->ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 2475 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 2476 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2477 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 2478 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 2479 | Exist_Multislot_capability = 1; |
| 2480 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 2481 | u.Content.Multislot_capability; |
| 2482 | |
| 2483 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 2484 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 2485 | if (egprs_ms_class) { |
| 2486 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 2487 | pmultislotcap->EGPRS_multislot_class = ms_class; |
| 2488 | } |
| 2489 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2490 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2491 | |
| 2492 | /* check the TBF */ |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2493 | 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] | 2494 | OSMO_ASSERT(ul_tbf); |
| 2495 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 2496 | |
| 2497 | /* send packet uplink assignment */ |
| 2498 | *fn = sba_fn; |
| 2499 | request_dl_rlc_block(ul_tbf, fn); |
| 2500 | |
| 2501 | /* send real acknowledgement */ |
| 2502 | send_control_ack(ul_tbf); |
| 2503 | |
| 2504 | check_tbf(ul_tbf); |
| 2505 | |
| 2506 | uint8_t data_msg[49] = {0}; |
| 2507 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2508 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2509 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2510 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 2511 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2512 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2513 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 2514 | egprs3->si = 0; |
| 2515 | egprs3->r = 1; |
| 2516 | egprs3->cv = 7; |
| 2517 | egprs3->tfi_hi = tfi & 0x03; |
| 2518 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 2519 | egprs3->bsn1_hi = 0; |
| 2520 | egprs3->bsn1_lo = 0; |
| 2521 | egprs3->cps_hi = 1; |
| 2522 | data_msg[3] = 0xff; |
| 2523 | egprs3->pi = 0; |
| 2524 | egprs3->cps_lo = 1; |
| 2525 | egprs3->rsb = 0; |
| 2526 | egprs3->spb = 0; |
| 2527 | egprs3->pi = 0; |
| 2528 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2529 | |
| 2530 | egprs3->bsn1_hi = 1; |
| 2531 | egprs3->bsn1_lo = 0; |
| 2532 | data_msg[3] = 0x7f; |
| 2533 | egprs3->cps_lo = 1; |
| 2534 | egprs3->rsb = 0; |
| 2535 | egprs3->spb = 0; |
| 2536 | egprs3->pi = 0; |
| 2537 | data_msg[4] = 0x2; |
| 2538 | data_msg[5] = 0x0; |
| 2539 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2540 | |
Pau Espin Pedrol | 1463383 | 2022-03-31 19:08:07 +0200 | [diff] [blame] | 2541 | OSMO_ASSERT(ul_tbf->m_llc.index == 43); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2542 | |
| 2543 | return ul_tbf; |
| 2544 | } |
| 2545 | |
| 2546 | static void test_tbf_li_decoding(void) |
| 2547 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2548 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2549 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2550 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2551 | int ts_no = 7; |
| 2552 | uint32_t fn = 2654218; |
| 2553 | uint16_t qta = 31; |
| 2554 | uint32_t tlli = 0xf1223344; |
| 2555 | const char *imsi = "0011223344"; |
| 2556 | uint8_t ms_class = 1; |
| 2557 | uint8_t egprs_ms_class = 1; |
| 2558 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2559 | uint8_t test_data[256]; |
| 2560 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2561 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2562 | |
| 2563 | memset(test_data, 1, sizeof(test_data)); |
| 2564 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2565 | setup_bts(bts, ts_no, 4); |
| 2566 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2567 | pdch = &bts->trx[0].pdch[ts_no]; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2568 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2569 | ul_tbf = tbf_li_decoding(bts, pdch, tlli, &fn, qta, |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2570 | ms_class, egprs_ms_class); |
| 2571 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2572 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2573 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2574 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2575 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2576 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2577 | } |
| 2578 | |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2579 | /* |
| 2580 | * Test that a bit within the uncompressed bitmap whose BSN is not within |
| 2581 | * the transmit window shall be ignored. See section 9.1.8.2.4 of 44.060 |
| 2582 | * version 7.27.0 Release 7. |
| 2583 | */ |
| 2584 | static void test_tbf_epdan_out_of_rx_window(void) |
| 2585 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2586 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2587 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2588 | uint8_t ms_class = 11; |
| 2589 | uint8_t egprs_ms_class = 11; |
| 2590 | uint8_t trx_no; |
| 2591 | uint32_t tlli = 0xffeeddcc; |
| 2592 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2593 | int ts_no = 4; |
| 2594 | bitvec *block; |
| 2595 | uint8_t bits_data[RLC_EGPRS_MAX_WS/8]; |
| 2596 | bitvec bits; |
| 2597 | int bsn_begin, bsn_end; |
| 2598 | EGPRS_PD_AckNack_t *ack_nack; |
| 2599 | RlcMacUplink_t ul_control_block; |
| 2600 | gprs_rlc_v_b *prlcmvb; |
| 2601 | gprs_rlc_dl_window *prlcdlwindow; |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2602 | int rc; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2603 | |
aravind sirsikar | cc4214a | 2016-12-09 16:12:42 +0530 | [diff] [blame] | 2604 | memset(&ul_control_block, 0, sizeof(RlcMacUplink_t)); |
| 2605 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2606 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2607 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2608 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 2609 | 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] | 2610 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 2611 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2612 | |
| 2613 | /* |
| 2614 | * Simulate a message captured during over-the-air testing, |
| 2615 | * where the following values were observed: |
| 2616 | * v_a = 1176, vs = 1288, max sns = 2048, window size = 480. |
| 2617 | */ |
| 2618 | uint8_t data_msg[23] = {0x40, 0x20, 0x0b, 0xff, 0xd1, |
| 2619 | 0x61, 0x00, 0x3e, 0x0e, 0x51, 0x9f, |
| 2620 | 0xff, 0xff, 0xfb, 0x80, 0x00, 0x00, |
| 2621 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 2622 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2623 | 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] | 2624 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2625 | prlcdlwindow = static_cast<gprs_rlc_dl_window *>(dl_tbf->window()); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2626 | prlcmvb = &prlcdlwindow->m_v_b; |
| 2627 | prlcdlwindow->m_v_s = 1288; |
| 2628 | prlcdlwindow->m_v_a = 1176; |
| 2629 | prlcdlwindow->set_sns(2048); |
| 2630 | prlcdlwindow->set_ws(480); |
| 2631 | prlcmvb->mark_unacked(1176); |
| 2632 | prlcmvb->mark_unacked(1177); |
| 2633 | prlcmvb->mark_unacked(1286); |
| 2634 | prlcmvb->mark_unacked(1287); |
| 2635 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2636 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2637 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 2638 | block = bitvec_alloc(23, tall_pcu_ctx); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2639 | |
| 2640 | bitvec_unpack(block, data_msg); |
| 2641 | |
| 2642 | bits.data = bits_data; |
| 2643 | bits.data_len = sizeof(bits_data); |
| 2644 | bits.cur_bit = 0; |
| 2645 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2646 | rc = decode_gsm_rlcmac_uplink(block, &ul_control_block); |
| 2647 | OSMO_ASSERT(rc == 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2648 | |
| 2649 | ack_nack = &ul_control_block.u.Egprs_Packet_Downlink_Ack_Nack; |
| 2650 | |
| 2651 | OSMO_ASSERT(prlcmvb->is_unacked(1176)); |
| 2652 | OSMO_ASSERT(prlcmvb->is_unacked(1177)); |
| 2653 | OSMO_ASSERT(prlcmvb->is_unacked(1286)); |
| 2654 | OSMO_ASSERT(prlcmvb->is_unacked(1287)); |
| 2655 | |
| 2656 | Decoding::decode_egprs_acknack_bits( |
| 2657 | &ack_nack->EGPRS_AckNack.Desc, &bits, |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2658 | &bsn_begin, &bsn_end, prlcdlwindow); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2659 | |
| 2660 | dl_tbf->rcvd_dl_ack( |
| 2661 | ack_nack->EGPRS_AckNack.Desc.FINAL_ACK_INDICATION, |
| 2662 | bsn_begin, &bits); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2663 | |
aravind sirsikar | fb41afa | 2016-11-02 15:48:00 +0530 | [diff] [blame] | 2664 | OSMO_ASSERT(prlcmvb->is_invalid(1176)); |
| 2665 | OSMO_ASSERT(prlcmvb->is_invalid(1177)); |
| 2666 | OSMO_ASSERT(prlcmvb->is_acked(1286)); |
| 2667 | OSMO_ASSERT(prlcmvb->is_acked(1287)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2668 | |
| 2669 | bitvec_free(block); |
| 2670 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2671 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2672 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2673 | } |
| 2674 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2675 | static void test_tbf_egprs_two_phase_spb(void) |
| 2676 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2677 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2678 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2679 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2680 | int ts_no = 7; |
| 2681 | uint32_t fn = 2654218; |
| 2682 | uint16_t qta = 31; |
| 2683 | uint32_t tlli = 0xf1223344; |
| 2684 | const char *imsi = "0011223344"; |
| 2685 | uint8_t ms_class = 1; |
| 2686 | uint8_t egprs_ms_class = 1; |
| 2687 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2688 | uint8_t test_data[256]; |
| 2689 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2690 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2691 | |
| 2692 | memset(test_data, 1, sizeof(test_data)); |
| 2693 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2694 | setup_bts(bts, ts_no, 4); |
| 2695 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2696 | pdch = &bts->trx[0].pdch[ts_no]; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2697 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2698 | 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] | 2699 | ms_class, egprs_ms_class); |
| 2700 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2701 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2702 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2703 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2704 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2705 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2706 | } |
| 2707 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2708 | static void test_tbf_egprs_two_phase() |
| 2709 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 2710 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2711 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2712 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2713 | int ts_no = 7; |
| 2714 | uint32_t fn = 2654218; |
| 2715 | uint16_t qta = 31; |
| 2716 | uint32_t tlli = 0xf1223344; |
| 2717 | const char *imsi = "0011223344"; |
| 2718 | uint8_t ms_class = 1; |
| 2719 | uint8_t egprs_ms_class = 1; |
| 2720 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2721 | uint8_t test_data[256]; |
| 2722 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2723 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2724 | |
| 2725 | memset(test_data, 1, sizeof(test_data)); |
| 2726 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2727 | setup_bts(bts, ts_no, 4); |
| 2728 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2729 | pdch = &bts->trx[0].pdch[ts_no]; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2730 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 2731 | ul_tbf = establish_ul_tbf_two_phase(bts, pdch, tlli, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2732 | ms_class, egprs_ms_class); |
| 2733 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2734 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2735 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2736 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2737 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2738 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2739 | } |
| 2740 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2741 | 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] | 2742 | { |
| 2743 | unsigned i; |
| 2744 | uint8_t ms_class = 11; |
| 2745 | uint8_t egprs_ms_class = 11; |
| 2746 | uint32_t fn = 0; |
| 2747 | uint8_t trx_no; |
| 2748 | uint32_t tlli = 0xffeeddcc; |
| 2749 | uint8_t test_data[512]; |
| 2750 | |
| 2751 | uint8_t rbb[64/8]; |
| 2752 | |
| 2753 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2754 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2755 | fprintf(stderr, "Testing MCS-%d\n", mcs); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2756 | |
| 2757 | memset(test_data, 1, sizeof(test_data)); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2758 | bts->initial_mcs_dl = mcs; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2759 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2760 | 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] | 2761 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2762 | |
| 2763 | for (i = 0; i < sizeof(llc_data); i++) |
| 2764 | llc_data[i] = i%256; |
| 2765 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2766 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2767 | |
| 2768 | /* Schedule a small LLC frame */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 2769 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, test_data, 10); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2770 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2771 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2772 | |
| 2773 | /* Drain the queue */ |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2774 | while (dl_tbf->have_data()) { |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2775 | /* Request to send one RLC/MAC block */ |
| 2776 | request_dl_rlc_block(dl_tbf, &fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2777 | } |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 2778 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2779 | |
| 2780 | /* Schedule a large LLC frame */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 2781 | 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] | 2782 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2783 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2784 | |
| 2785 | /* Drain the queue */ |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2786 | while (dl_tbf->have_data()) { |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2787 | /* Request to send one RLC/MAC block */ |
| 2788 | request_dl_rlc_block(dl_tbf, &fn); |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 2789 | } |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 2790 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2791 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2792 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2793 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 2794 | _rcv_ack(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2795 | |
| 2796 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2797 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2798 | check_tbf(dl_tbf); |
| 2799 | tbf_free(dl_tbf); |
| 2800 | } |
| 2801 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2802 | static gprs_rlcmac_dl_tbf *tbf_init(struct gprs_rlcmac_bts *bts, |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2803 | int mcs) |
| 2804 | { |
| 2805 | unsigned i; |
| 2806 | uint8_t ms_class = 11; |
| 2807 | uint8_t egprs_ms_class = 11; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2808 | uint8_t trx_no; |
| 2809 | uint32_t tlli = 0xffeeddcc; |
| 2810 | uint8_t test_data[512]; |
| 2811 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2812 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2813 | |
| 2814 | memset(test_data, 1, sizeof(test_data)); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2815 | bts->initial_mcs_dl = mcs; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2816 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2817 | 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] | 2818 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2819 | |
| 2820 | for (i = 0; i < sizeof(test_data); i++) |
| 2821 | test_data[i] = i%256; |
| 2822 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2823 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2824 | |
| 2825 | /* Schedule a LLC frame |
| 2826 | * passing only 100 bytes, since it is enough to construct |
| 2827 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2828 | * cases |
| 2829 | */ |
Pau Espin Pedrol | 14beef6 | 2022-10-26 19:44:07 +0200 | [diff] [blame] | 2830 | ms_append_llc_dl_data(dl_tbf->ms(), 1000, test_data, 100); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2831 | |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2832 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_FLOW)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2833 | |
| 2834 | return dl_tbf; |
| 2835 | |
| 2836 | } |
| 2837 | |
| 2838 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2839 | { |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2840 | uint8_t rbb[64/8]; |
| 2841 | |
Pau Espin Pedrol | afe189e | 2021-07-28 21:48:26 +0200 | [diff] [blame] | 2842 | _rcv_ack(true, dl_tbf, rbb); /* Receive a final ACK */ |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2843 | |
| 2844 | /* Clean up and ensure tbfs are in the correct state */ |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 2845 | OSMO_ASSERT(dl_tbf->state_is(TBF_ST_WAIT_RELEASE)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2846 | check_tbf(dl_tbf); |
| 2847 | tbf_free(dl_tbf); |
| 2848 | |
| 2849 | } |
| 2850 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2851 | #define NACK(tbf, x) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2852 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2853 | w->m_v_b.mark_nacked(x); \ |
| 2854 | OSMO_ASSERT(w->m_v_b.is_nacked(x)); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2855 | } while(0) |
| 2856 | |
| 2857 | #define CHECK_UNACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2858 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2859 | OSMO_ASSERT(w->m_v_b.is_unacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2860 | 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] | 2861 | } while(0) |
| 2862 | |
| 2863 | #define CHECK_NACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2864 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2865 | OSMO_ASSERT(w->m_v_b.is_nacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2866 | 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] | 2867 | } while(0) |
| 2868 | |
| 2869 | #define MAKE_ACKED(m, tbf, fn, cs, check_unacked) do { \ |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 2870 | m = tbf->create_dl_acked_block(fn, tbf->control_ts); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2871 | OSMO_ASSERT(m); \ |
| 2872 | if (check_unacked) \ |
| 2873 | CHECK_UNACKED(tbf, cs, 0); \ |
| 2874 | else \ |
| 2875 | CHECK_NACKED(tbf, cs, 0); \ |
| 2876 | } while(0) |
| 2877 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2878 | static void egprs_spb_to_normal_validation(struct gprs_rlcmac_bts *bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2879 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2880 | { |
| 2881 | uint32_t fn = 0; |
| 2882 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2883 | uint16_t bsn1, bsn2, bsn3; |
| 2884 | struct msgb *msg; |
| 2885 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2886 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2887 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2888 | 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] | 2889 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2890 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2891 | |
| 2892 | /* |
| 2893 | * Table 10.4.8a.3.1 of 44.060. |
| 2894 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2895 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2896 | */ |
| 2897 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2898 | return; |
| 2899 | |
| 2900 | fn = fn_add_blocks(fn, 1); |
| 2901 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2902 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2903 | |
| 2904 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2905 | bsn1 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2906 | |
| 2907 | NACK(dl_tbf, 0); |
| 2908 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2909 | OSMO_ASSERT(bsn1 == 0); |
| 2910 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2911 | 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] | 2912 | |
| 2913 | fn = fn_add_blocks(fn, 1); |
| 2914 | |
| 2915 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2916 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2917 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2918 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2919 | |
| 2920 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2921 | OSMO_ASSERT(egprs3->spb == 2); |
| 2922 | |
| 2923 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2924 | OSMO_ASSERT(egprs3->cps == 3); |
| 2925 | |
| 2926 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2927 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2928 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2929 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2930 | |
| 2931 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2932 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2933 | OSMO_ASSERT(egprs3->spb == 3); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2934 | bsn2 = (egprs3->bsn1_hi << 9) | (egprs3->bsn1_mid << 1) | (egprs3->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2935 | OSMO_ASSERT(bsn2 == bsn1); |
| 2936 | |
| 2937 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2938 | OSMO_ASSERT(egprs3->cps == 3); |
| 2939 | |
| 2940 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2941 | 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] | 2942 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2943 | NACK(dl_tbf, 0); |
| 2944 | |
Pau Espin Pedrol | d29a143 | 2022-12-15 18:57:35 +0100 | [diff] [blame] | 2945 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2946 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2947 | |
| 2948 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2949 | OSMO_ASSERT(egprs2->cps == 0); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2950 | bsn3 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2951 | OSMO_ASSERT(bsn3 == bsn2); |
| 2952 | |
| 2953 | tbf_cleanup(dl_tbf); |
| 2954 | } |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2955 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2956 | 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] | 2957 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2958 | { |
| 2959 | uint32_t fn = 0; |
| 2960 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2961 | struct msgb *msg; |
| 2962 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2963 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2964 | 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] | 2965 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2966 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2967 | |
| 2968 | /* |
| 2969 | * Table 10.4.8a.3.1 of 44.060. |
| 2970 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2971 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2972 | */ |
| 2973 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 2974 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2975 | * dated 2016-02-07 23:45:40 (UTC) |
| 2976 | */ |
| 2977 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 2978 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 2979 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 2980 | return; |
| 2981 | |
| 2982 | fn = fn_add_blocks(fn, 1); |
| 2983 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2984 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2985 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2986 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2987 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2988 | 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] | 2989 | |
| 2990 | fn = fn_add_blocks(fn, 1); |
| 2991 | |
| 2992 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2993 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2994 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2995 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2996 | |
| 2997 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2998 | OSMO_ASSERT(egprs3->spb == 2); |
| 2999 | |
| 3000 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3001 | switch (demanded_mcs) { |
| 3002 | case 3: |
| 3003 | OSMO_ASSERT(egprs3->cps == 3); |
| 3004 | break; |
| 3005 | case 2: |
| 3006 | OSMO_ASSERT(egprs3->cps == 9); |
| 3007 | break; |
| 3008 | case 1: |
| 3009 | OSMO_ASSERT(egprs3->cps == 11); |
| 3010 | break; |
| 3011 | default: |
| 3012 | OSMO_ASSERT(false); |
| 3013 | break; |
| 3014 | } |
| 3015 | |
| 3016 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3017 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
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_SECOND_SEG_SENT); |
| 3020 | |
| 3021 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 3022 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3023 | OSMO_ASSERT(egprs3->spb == 3); |
| 3024 | |
| 3025 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 3026 | switch (demanded_mcs) { |
| 3027 | case 3: |
| 3028 | OSMO_ASSERT(egprs3->cps == 3); |
| 3029 | break; |
| 3030 | case 2: |
| 3031 | OSMO_ASSERT(egprs3->cps == 9); |
| 3032 | break; |
| 3033 | case 1: |
| 3034 | OSMO_ASSERT(egprs3->cps == 11); |
| 3035 | break; |
| 3036 | default: |
| 3037 | OSMO_ASSERT(false); |
| 3038 | break; |
| 3039 | } |
| 3040 | tbf_cleanup(dl_tbf); |
| 3041 | } |
| 3042 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3043 | 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] | 3044 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3045 | { |
| 3046 | uint32_t fn = 0; |
| 3047 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3048 | struct msgb *msg; |
| 3049 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3050 | fprintf(stderr, "Testing retx for MCS %u - %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3051 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3052 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3053 | |
| 3054 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 3055 | * The MCS transition are referred from table Table 8.1.1.2 |
| 3056 | * of TS 44.060 |
| 3057 | */ |
| 3058 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 3059 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 3060 | * dated 2016-02-07 23:45:40 (UTC) |
| 3061 | */ |
| 3062 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 3063 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 3064 | fn = fn_add_blocks(fn, 1); |
| 3065 | /* Send 2 RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3066 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3067 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3068 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3069 | NACK(dl_tbf, 0); |
| 3070 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3071 | |
| 3072 | /* Set the demanded MCS to demanded_mcs */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3073 | 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] | 3074 | |
| 3075 | fn = fn_add_blocks(fn, 1); |
| 3076 | /* Retransmit the first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3077 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3078 | CHECK_NACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3079 | |
| 3080 | fn = fn_add_blocks(fn, 1); |
| 3081 | /* Retransmit the second RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3082 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3083 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3084 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 3085 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 3086 | fn = fn_add_blocks(fn, 1); |
| 3087 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3088 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3089 | |
| 3090 | fn = fn_add_blocks(fn, 1); |
| 3091 | /* Send second RLC data block BSN 1 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3092 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3093 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3094 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3095 | NACK(dl_tbf, 0); |
| 3096 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3097 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3098 | 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] | 3099 | |
| 3100 | fn = fn_add_blocks(fn, 1); |
| 3101 | /* Send first, second RLC data blocks with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3102 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3103 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3104 | } else if (mcs > 6) { |
| 3105 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 3106 | fn = fn_add_blocks(fn, 1); |
| 3107 | /* Send first,second RLC data blocks */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3108 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3109 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3110 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3111 | NACK(dl_tbf, 0); |
| 3112 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3113 | |
| 3114 | fn = fn_add_blocks(fn, 1); |
| 3115 | /* Send first,second RLC data blocks with demanded_mcs*/ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3116 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3117 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3118 | } else { |
| 3119 | |
| 3120 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 3121 | fn = fn_add_blocks(fn, 1); |
| 3122 | /* Send first RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3123 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3124 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3125 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3126 | |
| 3127 | fn = fn_add_blocks(fn, 1); |
| 3128 | /* Send first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3129 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3130 | } |
Pau Espin Pedrol | 99360a3 | 2021-03-09 17:18:12 +0100 | [diff] [blame] | 3131 | /* Clean up pending items in UL controller: */ |
Pau Espin Pedrol | 16e1678 | 2021-03-29 19:10:19 +0200 | [diff] [blame] | 3132 | send_empty_block(dl_tbf, dl_tbf->control_ts, fn+50); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3133 | tbf_cleanup(dl_tbf); |
| 3134 | } |
| 3135 | |
| 3136 | static void test_tbf_egprs_retx_dl(void) |
| 3137 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3138 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3139 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3140 | uint8_t ts_no = 4; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3141 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3142 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3143 | |
Pau Espin Pedrol | ad79b85 | 2021-01-14 13:20:55 +0100 | [diff] [blame] | 3144 | the_pcu->vty.cs_downgrade_threshold = 0; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3145 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3146 | 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] | 3147 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3148 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3149 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3150 | |
| 3151 | /* First parameter is current MCS, second one is demanded_mcs */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3152 | establish_and_use_egprs_dl_tbf_for_retx(bts, 6, 6); |
| 3153 | establish_and_use_egprs_dl_tbf_for_retx(bts, 1, 9); |
| 3154 | establish_and_use_egprs_dl_tbf_for_retx(bts, 2, 8); |
| 3155 | establish_and_use_egprs_dl_tbf_for_retx(bts, 5, 7); |
| 3156 | establish_and_use_egprs_dl_tbf_for_retx(bts, 6, 9); |
| 3157 | establish_and_use_egprs_dl_tbf_for_retx(bts, 7, 5); |
| 3158 | establish_and_use_egprs_dl_tbf_for_retx(bts, 9, 6); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3159 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3160 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3161 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3162 | } |
| 3163 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3164 | static void test_tbf_egprs_spb_dl(void) |
| 3165 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3166 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3167 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3168 | uint8_t ts_no = 4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3169 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3170 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3171 | |
Pau Espin Pedrol | ad79b85 | 2021-01-14 13:20:55 +0100 | [diff] [blame] | 3172 | the_pcu->vty.cs_downgrade_threshold = 0; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3173 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3174 | 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] | 3175 | |
| 3176 | /* ARQ I resegmentation support */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3177 | the_pcu->vty.dl_arq_type = EGPRS_ARQ1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3178 | |
| 3179 | /* |
| 3180 | * First parameter is current MCS, second one is demanded_mcs |
| 3181 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 3182 | * rest scenarios has been integration tested |
| 3183 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3184 | establish_and_use_egprs_dl_tbf_for_spb(bts, 6, 3); |
| 3185 | establish_and_use_egprs_dl_tbf_for_spb(bts, 5, 2); |
| 3186 | establish_and_use_egprs_dl_tbf_for_spb(bts, 4, 1); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3187 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3188 | egprs_spb_to_normal_validation(bts, 6, 3); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3189 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3190 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3191 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3192 | } |
| 3193 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3194 | static void test_tbf_egprs_dl() |
| 3195 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3196 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3197 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3198 | uint8_t ts_no = 4; |
| 3199 | int i; |
| 3200 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3201 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3202 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3203 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3204 | 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] | 3205 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3206 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3207 | |
| 3208 | for (i = 1; i <= 9; i++) |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3209 | establish_and_use_egprs_dl_tbf(bts, i); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3210 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3211 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3212 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3213 | } |
| 3214 | |
| 3215 | |
| 3216 | |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3217 | static void test_packet_access_rej_prr_no_other_tbfs() |
| 3218 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3219 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3220 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3221 | struct gprs_rlcmac_pdch *pdch; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3222 | uint32_t fn = 2654218; |
| 3223 | int ts_no = 7; |
| 3224 | uint8_t trx_no = 0; |
| 3225 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 54742f2 | 2021-04-26 16:48:34 +0200 | [diff] [blame] | 3226 | struct gprs_rlcmac_ul_tbf *ul_tbf; |
| 3227 | struct GprsMs *ms; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3228 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3229 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3230 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3231 | setup_bts(bts, ts_no, 4); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3232 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Pau Espin Pedrol | 9d67e72 | 2021-07-28 19:25:38 +0200 | [diff] [blame] | 3233 | 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] | 3234 | |
| 3235 | int rc = 0; |
| 3236 | |
Pau Espin Pedrol | 54742f2 | 2021-04-26 16:48:34 +0200 | [diff] [blame] | 3237 | ms = bts_alloc_ms(bts, 0, 0); |
| 3238 | ms_set_tlli(ms, tlli); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3239 | ul_tbf = ms_new_ul_tbf_rejected_pacch(ms, pdch); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3240 | |
| 3241 | OSMO_ASSERT(ul_tbf != 0); |
| 3242 | |
| 3243 | /* trigger packet access reject */ |
| 3244 | uint8_t bn = fn2bn(fn); |
| 3245 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3246 | 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] | 3247 | |
| 3248 | OSMO_ASSERT(rc == 0); |
Pau Espin Pedrol | 9d67e72 | 2021-07-28 19:25:38 +0200 | [diff] [blame] | 3249 | osmo_select_main(0); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3250 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3251 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3252 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3253 | } |
| 3254 | |
| 3255 | static void test_packet_access_rej_prr() |
| 3256 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3257 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3258 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3259 | struct gprs_rlcmac_pdch *pdch; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3260 | uint32_t fn = 2654218; |
| 3261 | uint16_t qta = 31; |
| 3262 | int ts_no = 7; |
| 3263 | uint8_t trx_no = 0; |
| 3264 | RlcMacUplink_t ulreq = {0}; |
| 3265 | Packet_Resource_Request_t *presreq = NULL; |
| 3266 | uint8_t ms_class = 11; |
| 3267 | uint8_t egprs_ms_class = 11; |
| 3268 | uint32_t rach_fn = fn - 51; |
| 3269 | uint32_t sba_fn = fn + 52; |
| 3270 | uint32_t tlli = 0xffeeddcc; |
| 3271 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 3272 | Multislot_capability_t *pmultislotcap = NULL; |
| 3273 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3274 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3275 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3276 | setup_bts(bts, ts_no, 4); |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3277 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3278 | |
| 3279 | int rc = 0; |
| 3280 | |
| 3281 | /* |
| 3282 | * Trigger rach till resources(USF) exhaust |
| 3283 | */ |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3284 | int i; |
| 3285 | for (i = 0; i < 8; i++) { |
| 3286 | rc = bts_handle_rach(bts, 0x70 + i, rach_fn, qta); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3287 | } |
| 3288 | |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3289 | sba_fn = 52; |
| 3290 | for (i = 0; i < 8; i++) { |
| 3291 | /* fake a resource request */ |
| 3292 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 3293 | presreq = &ulreq.u.Packet_Resource_Request; |
| 3294 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 3295 | presreq->ID.UnionType = 1; /* != 0 */ |
| 3296 | presreq->ID.u.TLLI = tlli + i; |
| 3297 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 3298 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
| 3299 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 3300 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 3301 | Exist_Multislot_capability = 1; |
| 3302 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 3303 | u.Content.Multislot_capability; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3304 | |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3305 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 3306 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 3307 | if (egprs_ms_class) { |
| 3308 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 3309 | pmultislotcap->EGPRS_multislot_class = egprs_ms_class; |
| 3310 | } |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3311 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3312 | send_ul_mac_block(bts, pdch, &ulreq, sba_fn); |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3313 | sba_fn = fn_next_block(sba_fn); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3314 | |
Pau Espin Pedrol | 4347997 | 2021-04-22 19:18:13 +0200 | [diff] [blame] | 3315 | /* trigger packet access reject */ |
| 3316 | uint8_t bn = fn2bn(fn); |
| 3317 | |
Pau Espin Pedrol | e2ed40d | 2022-12-15 17:35:05 +0100 | [diff] [blame] | 3318 | 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] | 3319 | OSMO_ASSERT(rc == 0); |
| 3320 | } |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3321 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3322 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3323 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3324 | } |
| 3325 | |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3326 | void test_packet_access_rej_epdan() |
| 3327 | { |
Pau Espin Pedrol | 945be91 | 2021-07-26 14:47:46 +0200 | [diff] [blame] | 3328 | the_pcu = prepare_pcu(); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 3329 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3330 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 2ab840a | 2021-04-26 17:49:05 +0200 | [diff] [blame] | 3331 | static uint8_t exp[] = { 0x40, 0x84, 0x7f, 0xf7, 0x6e, 0xe6, 0x7e, 0xab, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3332 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, |
| 3333 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 3334 | }; |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3335 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3336 | fprintf(stderr, "=== start %s ===\n", __func__); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3337 | setup_bts(bts, 4); |
| 3338 | static gprs_rlcmac_dl_tbf *dl_tbf = tbf_init(bts, 1); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3339 | |
Pau Espin Pedrol | 8abe13c | 2022-10-21 18:49:48 +0200 | [diff] [blame] | 3340 | ms_confirm_tlli(dl_tbf->ms(), tlli); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3341 | |
Pau Espin Pedrol | 6ad11a6 | 2021-07-27 12:27:08 +0200 | [diff] [blame] | 3342 | osmo_fsm_inst_dispatch(dl_tbf->ul_ass_fsm.fi, TBF_UL_ASS_EV_SCHED_ASS_REJ, NULL); |
| 3343 | 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] | 3344 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3345 | fprintf(stderr, "packet reject: %s\n", |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3346 | osmo_hexdump(msg->data, 23)); |
| 3347 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3348 | if (!msgb_eq_data_print(msg, exp, GSM_MACBLOCK_LEN)) |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3349 | fprintf(stderr, "%s test failed!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3350 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3351 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3352 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3353 | } |
| 3354 | |
| 3355 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3356 | int main(int argc, char **argv) |
| 3357 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3358 | struct vty_app_info pcu_vty_info = {0}; |
| 3359 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3360 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 3361 | if (!tall_pcu_ctx) |
| 3362 | abort(); |
| 3363 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 3364 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 3365 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3366 | log_set_use_color(osmo_stderr_target, 0); |
Pau Espin Pedrol | 00f52cc | 2021-02-19 14:01:52 +0100 | [diff] [blame] | 3367 | log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE); |
Pau Espin Pedrol | b18d2a5 | 2021-02-19 14:00:48 +0100 | [diff] [blame] | 3368 | log_set_print_category(osmo_stderr_target, 0); |
| 3369 | log_set_print_category_hex(osmo_stderr_target, 0); |
Max | fdd79e9 | 2018-01-24 11:04:59 +0100 | [diff] [blame] | 3370 | 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] | 3371 | "DRLCMACSCHED,1:DRLCMACMEAS,3:DNS,3:DLBSSGP,3:DPCU,5:" |
Max | 86e35e4 | 2019-03-07 12:20:42 +0100 | [diff] [blame] | 3372 | "DL1IF,6:DTBF,1:DTBFUL,1:DTBFDL,1:DLGLOBAL,2:"); |
Pau Espin Pedrol | dc2aaac | 2021-05-14 12:50:46 +0200 | [diff] [blame] | 3373 | osmo_fsm_log_addr(false); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3374 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 3375 | pcu_vty_init(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3376 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3377 | /* Initialize shared UL measurements */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3378 | pcu_l1_meas_set_link_qual(&meas, 12); |
| 3379 | pcu_l1_meas_set_rssi(&meas, 31); |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3380 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 3381 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3382 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 3383 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 3384 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 3385 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 3386 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3387 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 3388 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3389 | test_tbf_single_phase(); |
Pau Espin Pedrol | 22b26d8 | 2022-10-26 15:44:14 +0200 | [diff] [blame] | 3390 | test_tbf_single_phase2(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3391 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 3392 | test_tbf_ra_update_rach(); |
| 3393 | test_tbf_dl_flow_and_rach_two_phase(); |
| 3394 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 3395 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 3396 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 3397 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3398 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 3399 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3400 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3401 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3402 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 3403 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 3404 | test_tbf_update_ws(); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 3405 | test_tbf_li_decoding(); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 3406 | test_tbf_epdan_out_of_rx_window(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 3407 | test_immediate_assign_rej(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 3408 | test_tbf_egprs_two_phase_puan(); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3409 | test_packet_access_rej_epdan(); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3410 | test_packet_access_rej_prr(); |
| 3411 | test_packet_access_rej_prr_no_other_tbfs(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 3412 | |
| 3413 | if (getenv("TALLOC_REPORT_FULL")) |
| 3414 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3415 | return EXIT_SUCCESS; |
| 3416 | } |
| 3417 | |
| 3418 | /* |
| 3419 | * stubs that should not be reached |
| 3420 | */ |
| 3421 | extern "C" { |
| 3422 | void l1if_pdch_req() { abort(); } |
| 3423 | void l1if_connect_pdch() { abort(); } |
| 3424 | void l1if_close_pdch() { abort(); } |
| 3425 | void l1if_open_pdch() { abort(); } |
| 3426 | } |