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" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 39 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 40 | #include <osmocom/core/application.h> |
| 41 | #include <osmocom/core/msgb.h> |
| 42 | #include <osmocom/core/talloc.h> |
| 43 | #include <osmocom/core/utils.h> |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 44 | #include <osmocom/vty/vty.h> |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 45 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 46 | #include <osmocom/gsm/l1sap.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 47 | } |
| 48 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 49 | #include <errno.h> |
| 50 | |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 51 | #define DUMMY_FN 2654167 |
| 52 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 53 | void *tall_pcu_ctx; |
| 54 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 55 | bool spoof_mnc_3_digits = false; |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 56 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 57 | /* Measurements shared by all unit tests */ |
| 58 | static struct pcu_l1_meas meas; |
| 59 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 60 | 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] | 61 | { |
| 62 | struct rach_ind_params rip = { |
| 63 | .burst_type = GSM_L1_BURST_TYPE_ACCESS_0, |
| 64 | .is_11bit = false, |
| 65 | .ra = ra, |
| 66 | .trx_nr = 0, |
| 67 | .ts_nr = 0, |
| 68 | .rfn = Fn, |
| 69 | .qta = qta, |
| 70 | }; |
| 71 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 72 | return bts_rcv_rach(bts, &rip); |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 73 | } |
| 74 | |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 75 | static void check_tbf(gprs_rlcmac_tbf *tbf) |
| 76 | { |
| 77 | OSMO_ASSERT(tbf); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 78 | if (tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 79 | OSMO_ASSERT(tbf->timers_pending(T3191) || tbf->timers_pending(T3193)); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 80 | if (tbf->state_is(GPRS_RLCMAC_RELEASING)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 81 | OSMO_ASSERT(tbf->timers_pending(T_MAX)); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 82 | } |
| 83 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 84 | static void test_tbf_base() |
| 85 | { |
| 86 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 87 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 88 | |
| 89 | OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| 90 | OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| 91 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 92 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 93 | } |
| 94 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 95 | static void test_tbf_tlli_update() |
| 96 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 97 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 98 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 99 | GprsMs *ms, *ms_new; |
| 100 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 101 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 102 | |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 103 | the_pcu->alloc_algorithm = alloc_algorithm_a; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 104 | bts->trx[0].pdch[2].enable(); |
| 105 | bts->trx[0].pdch[3].enable(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 106 | |
| 107 | /* |
| 108 | * Make a uplink and downlink allocation |
| 109 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 110 | ms = bts_alloc_ms(bts, 0, 0); |
| 111 | gprs_rlcmac_tbf *dl_tbf = tbf_alloc_dl_tbf(bts, |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 112 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 113 | OSMO_ASSERT(dl_tbf != NULL); |
Jacob Erlbeck | be0cbc1 | 2015-05-18 14:35:11 +0200 | [diff] [blame] | 114 | dl_tbf->update_ms(0x2342, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 115 | dl_tbf->set_ta(4); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 116 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 117 | OSMO_ASSERT(dl_tbf->ms() == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 118 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 119 | gprs_rlcmac_tbf *ul_tbf = tbf_alloc_ul_tbf(bts, |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 120 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 121 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 122 | ul_tbf->update_ms(0x2342, GPRS_RLCMAC_UL_TBF); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 123 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 124 | OSMO_ASSERT(ul_tbf->ms() == ms); |
| 125 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 126 | 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] | 127 | |
| 128 | /* |
| 129 | * Now check.. that DL changes and that the timing advance |
| 130 | * has changed. |
| 131 | */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 132 | dl_tbf->update_ms(0x4232, GPRS_RLCMAC_DL_TBF); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 133 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 134 | /* 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] | 135 | ms_new = bts_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 136 | OSMO_ASSERT(ms == ms_new); |
| 137 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 138 | ms_new = bts_ms_by_tlli(bts, 0x4232, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 139 | OSMO_ASSERT(ms == ms_new); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 140 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
| 141 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 142 | |
| 143 | /* Now use the new TLLI for UL */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 144 | ul_tbf->update_ms(0x4232, GPRS_RLCMAC_UL_TBF); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 145 | ms_new = bts_ms_by_tlli(bts, 0x2342, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 146 | OSMO_ASSERT(ms_new == NULL); |
Holger Hans Peter Freyther | bc1626e | 2013-10-30 19:50:49 +0100 | [diff] [blame] | 147 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 148 | ms_new = bts_ms_by_tlli(bts, 0x4232, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 149 | OSMO_ASSERT(ms_new != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 150 | OSMO_ASSERT(ms_ta(ms_new) == 4); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 151 | |
| 152 | OSMO_ASSERT(ul_tbf->ta() == 4); |
| 153 | OSMO_ASSERT(dl_tbf->ta() == 4); |
| 154 | |
| 155 | ul_tbf->set_ta(6); |
| 156 | |
| 157 | OSMO_ASSERT(ul_tbf->ta() == 6); |
| 158 | OSMO_ASSERT(dl_tbf->ta() == 6); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 159 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 160 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 161 | TALLOC_FREE(the_pcu); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 162 | } |
| 163 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 164 | static uint8_t llc_data[200]; |
| 165 | |
Max | a296118 | 2018-01-25 19:47:28 +0100 | [diff] [blame] | 166 | /* override, requires '-Wl,--wrap=pcu_sock_send' */ |
| 167 | int __real_pcu_sock_send(struct msgb *msg); |
Pau Espin Pedrol | e91c4c7 | 2021-01-18 17:54:30 +0100 | [diff] [blame] | 168 | extern "C" int __wrap_pcu_sock_send(struct msgb *msg) |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 169 | { |
| 170 | return 0; |
| 171 | } |
| 172 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 173 | 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] | 174 | { |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 175 | gprs_rlcmac_trx *trx; |
| 176 | |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 177 | the_pcu->alloc_algorithm = alloc_algorithm_a; |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 178 | bts->initial_cs_dl = cs; |
| 179 | bts->initial_cs_ul = cs; |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 180 | osmo_tdef_set(the_pcu->T_defs, -2030, 0, OSMO_TDEF_S); |
| 181 | osmo_tdef_set(the_pcu->T_defs, -2031, 0, OSMO_TDEF_S); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 182 | trx = &bts->trx[0]; |
| 183 | |
| 184 | trx->pdch[ts_no].enable(); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 185 | bts_set_current_frame_number(bts, DUMMY_FN); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 186 | } |
| 187 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 188 | 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] | 189 | uint8_t egprs_ms_class, uint8_t *trx_no_) |
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 | int tfi; |
| 192 | uint8_t trx_no; |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 193 | GprsMs *ms; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 194 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 195 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 196 | ms = bts_alloc_ms(bts, ms_class, egprs_ms_class); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 197 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 198 | 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] | 199 | OSMO_ASSERT(tfi >= 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 200 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, trx_no, true); |
Pau Espin Pedrol | 983bb7e | 2020-10-26 14:52:06 +0100 | [diff] [blame] | 201 | OSMO_ASSERT(dl_tbf); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame] | 202 | dl_tbf->set_ta(0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 203 | check_tbf(dl_tbf); |
| 204 | |
| 205 | /* "Establish" the DL TBF */ |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 206 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_SEND_ASS); |
Max | 2399b1d | 2018-01-12 15:48:12 +0100 | [diff] [blame] | 207 | TBF_SET_STATE(dl_tbf, GPRS_RLCMAC_FLOW); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 208 | dl_tbf->m_wait_confirm = 0; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 209 | check_tbf(dl_tbf); |
| 210 | |
| 211 | *trx_no_ = trx_no; |
| 212 | |
| 213 | return dl_tbf; |
| 214 | } |
| 215 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 216 | static unsigned fn2bn(unsigned fn) |
| 217 | { |
| 218 | return (fn % 52) / 4; |
| 219 | } |
| 220 | |
| 221 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 222 | { |
| 223 | unsigned bn = fn2bn(fn) + blocks; |
| 224 | fn = fn - (fn % 52); |
| 225 | fn += bn * 4 + bn / 3; |
Max | 9dabfa2 | 2017-05-16 16:10:45 +0200 | [diff] [blame] | 226 | return fn % GSM_MAX_FN; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 227 | } |
| 228 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 229 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 230 | uint8_t trx_no, uint8_t ts_no, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 231 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 232 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 233 | uint8_t bn = fn2bn(*fn); |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 234 | gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, *fn, bn); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 235 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 236 | bn += 1; |
| 237 | if (block_nr) |
| 238 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 239 | } |
| 240 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 241 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 242 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 243 | { |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 244 | request_dl_rlc_block(tbf->bts, tbf->trx->trx_no, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 245 | tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 246 | } |
| 247 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 248 | enum test_tbf_final_ack_mode { |
| 249 | TEST_MODE_STANDARD, |
| 250 | TEST_MODE_REVERSE_FREE |
| 251 | }; |
| 252 | |
| 253 | 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] | 254 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 255 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 256 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 257 | uint8_t ts_no = 4; |
| 258 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 259 | uint8_t ms_class = 45; |
| 260 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 261 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 262 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 263 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 264 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 265 | |
| 266 | uint8_t rbb[64/8]; |
| 267 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 268 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 269 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 270 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 271 | gprs_rlcmac_tbf *new_tbf; |
| 272 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 273 | setup_bts(bts, ts_no); |
| 274 | dl_tbf = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 275 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 276 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 277 | |
| 278 | for (i = 0; i < sizeof(llc_data); i++) |
| 279 | llc_data[i] = i%256; |
| 280 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 281 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 282 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
| 283 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 284 | |
| 285 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 286 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 287 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 288 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 289 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 290 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 291 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 292 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 293 | OSMO_ASSERT(dl_tbf->have_data()); |
| 294 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 295 | |
| 296 | /* Queue a final ACK */ |
| 297 | memset(rbb, 0, sizeof(rbb)); |
| 298 | /* Receive a final ACK */ |
Max | 7df82d4 | 2017-12-15 11:14:30 +0100 | [diff] [blame] | 299 | dl_tbf->rcvd_dl_ack(true, 1, rbb); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 300 | |
| 301 | /* Clean up and ensure tbfs are in the correct state */ |
| 302 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 303 | new_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 304 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 305 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 306 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 307 | check_tbf(dl_tbf); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 308 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 309 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 310 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 311 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 312 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 313 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 314 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 315 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 316 | } else { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 317 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 318 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 319 | OSMO_ASSERT(ms_dl_tbf(ms) == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 320 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 321 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 322 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
| 323 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 324 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 325 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 326 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 327 | fprintf(stderr, "=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 328 | } |
| 329 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 330 | /* Receive an ACK */ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 331 | #define RCV_ACK(fin, tbf, rbb) do { \ |
| 332 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 333 | tbf->rcvd_dl_ack(fin, w->v_s(), rbb); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 334 | if (!fin) \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 335 | OSMO_ASSERT(w->window_empty()); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 336 | } while(0) |
| 337 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 338 | static void test_tbf_delayed_release() |
| 339 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 340 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 341 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 342 | uint8_t ts_no = 4; |
| 343 | unsigned i; |
| 344 | uint8_t ms_class = 45; |
| 345 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 346 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 347 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 348 | unsigned long dl_tbf_idle_msec; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 349 | |
| 350 | uint8_t rbb[64/8]; |
| 351 | |
| 352 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 353 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 354 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 355 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 356 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 357 | 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] | 358 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 359 | dl_tbf = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 360 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 361 | |
| 362 | for (i = 0; i < sizeof(llc_data); i++) |
| 363 | llc_data[i] = i%256; |
| 364 | |
| 365 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 366 | |
| 367 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 368 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
| 369 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 370 | |
| 371 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 372 | |
| 373 | /* Drain the queue */ |
| 374 | while (dl_tbf->have_data()) |
| 375 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 376 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 377 | |
| 378 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 379 | |
| 380 | /* ACK all blocks */ |
| 381 | memset(rbb, 0xff, sizeof(rbb)); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 382 | |
| 383 | RCV_ACK(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 384 | |
| 385 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 386 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 387 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 388 | RCV_ACK(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 389 | |
| 390 | /* Timeout (make sure fn % 52 remains valid) */ |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 391 | 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] | 392 | fn += 52 * ((msecs_to_frames(dl_tbf_idle_msec + 100) + 51)/ 52); |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 393 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 394 | |
| 395 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FINISHED)); |
| 396 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 397 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 398 | |
| 399 | /* Clean up and ensure tbfs are in the correct state */ |
| 400 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 401 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 402 | check_tbf(dl_tbf); |
| 403 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 404 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 405 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 406 | } |
| 407 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 408 | static void test_tbf_imsi() |
| 409 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 410 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 411 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 412 | uint8_t ts_no = 4; |
| 413 | uint8_t ms_class = 45; |
| 414 | uint8_t trx_no; |
| 415 | GprsMs *ms1, *ms2; |
| 416 | |
| 417 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 418 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 419 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 420 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 421 | setup_bts(bts, ts_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 422 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 423 | dl_tbf[0] = create_dl_tbf(bts, ms_class, 0, &trx_no); |
| 424 | dl_tbf[1] = create_dl_tbf(bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 425 | |
| 426 | dl_tbf[0]->update_ms(0xf1000001, GPRS_RLCMAC_DL_TBF); |
| 427 | dl_tbf[1]->update_ms(0xf1000002, GPRS_RLCMAC_DL_TBF); |
| 428 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 429 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000001"); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 430 | ms1 = bts_ms_store(bts)->get_ms(0, 0, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 431 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 432 | ms2 = bts_ms_store(bts)->get_ms(0xf1000001); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 433 | OSMO_ASSERT(ms2 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 434 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 435 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 436 | |
| 437 | /* change the IMSI on TBF 0 */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 438 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000002"); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 439 | ms1 = bts_ms_store(bts)->get_ms(0, 0, "001001000000001"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 440 | OSMO_ASSERT(ms1 == NULL); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 441 | ms1 = bts_ms_store(bts)->get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 442 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 443 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 444 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 445 | |
Pau Espin Pedrol | 528820d | 2020-10-26 12:40:11 +0100 | [diff] [blame] | 446 | /* use the same IMSI on TBF 1 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 447 | { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 448 | ms_ref(ms2); |
| 449 | ms_set_imsi(dl_tbf[1]->ms(), "001001000000002"); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 450 | ms1 = bts_ms_store(bts)->get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 451 | OSMO_ASSERT(ms1 != NULL); |
| 452 | OSMO_ASSERT(ms1 != ms2); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 453 | OSMO_ASSERT(strcmp(ms_imsi(ms1), "001001000000002") == 0); |
| 454 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "") == 0); |
| 455 | ms_unref(ms2); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 456 | } |
| 457 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 458 | ms2 = bts_ms_store(bts)->get_ms(0xf1000001); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 459 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 460 | |
| 461 | tbf_free(dl_tbf[1]); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 462 | ms1 = bts_ms_store(bts)->get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 463 | OSMO_ASSERT(ms1 == NULL); |
| 464 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 465 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 466 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 467 | } |
| 468 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 469 | static void test_tbf_exhaustion() |
| 470 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 471 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 472 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 473 | unsigned i; |
| 474 | uint8_t ts_no = 4; |
| 475 | uint8_t ms_class = 45; |
| 476 | int rc = 0; |
| 477 | |
| 478 | uint8_t buf[256] = {0}; |
| 479 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 480 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 481 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 482 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 483 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 484 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 485 | abort(); |
| 486 | } |
| 487 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 488 | setup_bts(bts, ts_no); |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 489 | gprs_bssgp_init(bts, 1234, 1234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 490 | |
| 491 | for (i = 0; i < 1024; i++) { |
| 492 | uint32_t tlli = 0xc0000000 + i; |
| 493 | char imsi[16] = {0}; |
| 494 | unsigned delay_csec = 1000; |
| 495 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 496 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 497 | |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 498 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 499 | delay_csec, buf, sizeof(buf)); |
| 500 | |
| 501 | if (rc < 0) |
| 502 | break; |
| 503 | } |
| 504 | |
| 505 | OSMO_ASSERT(rc == -EBUSY); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 506 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 507 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 508 | gprs_bssgp_destroy(bts); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 509 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 510 | } |
| 511 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 512 | static void test_tbf_dl_llc_loss() |
| 513 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 514 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 515 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 516 | uint8_t ts_no = 4; |
| 517 | uint8_t ms_class = 45; |
| 518 | int rc = 0; |
| 519 | uint32_t tlli = 0xc0123456; |
| 520 | const char *imsi = "001001000123456"; |
| 521 | unsigned delay_csec = 1000; |
| 522 | GprsMs *ms; |
| 523 | |
| 524 | uint8_t buf[19]; |
| 525 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 526 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 527 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 528 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 529 | abort(); |
| 530 | } |
| 531 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 532 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 533 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 534 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame] | 535 | /* keep the MS object 10 seconds */ |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 536 | 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] | 537 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 538 | gprs_bssgp_init(bts, 2234, 2234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 539 | |
| 540 | /* Handle LLC frame 1 */ |
| 541 | memset(buf, 1, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 542 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 543 | delay_csec, buf, sizeof(buf)); |
| 544 | OSMO_ASSERT(rc >= 0); |
| 545 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 546 | ms = bts_ms_store(bts)->get_ms(0, 0, imsi); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 547 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 548 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
| 549 | ms_dl_tbf(ms)->set_ta(0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 550 | |
| 551 | /* Handle LLC frame 2 */ |
| 552 | memset(buf, 2, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 553 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 554 | delay_csec, buf, sizeof(buf)); |
| 555 | OSMO_ASSERT(rc >= 0); |
| 556 | |
| 557 | /* TBF establishment fails (timeout) */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 558 | tbf_free(ms_dl_tbf(ms)); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 559 | |
| 560 | /* Handle LLC frame 3 */ |
| 561 | memset(buf, 3, sizeof(buf)); |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 562 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 563 | delay_csec, buf, sizeof(buf)); |
| 564 | OSMO_ASSERT(rc >= 0); |
| 565 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 566 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 567 | |
| 568 | /* Get first BSN */ |
| 569 | struct msgb *msg; |
| 570 | int fn = 0; |
| 571 | uint8_t expected_data = 1; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 572 | static uint8_t exp[][GSM_MACBLOCK_LEN] = { |
| 573 | { 0x07, 0x00, 0x00, 0x4d, 0x01, 0x01, 0x01, |
| 574 | 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 }, |
| 575 | { 0x07, 0x00, 0x02, 0x4d, 0x02, 0x02, 0x02, |
| 576 | 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02 }, |
| 577 | { 0x07, 0x01, 0x04, 0x4d, 0x03, 0x03, 0x03, |
| 578 | 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 }, |
| 579 | }; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 580 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 581 | while (ms_dl_tbf(ms)->have_data()) { |
| 582 | msg = ms_dl_tbf(ms)->create_dl_acked_block(fn += 4, 7); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 583 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 584 | 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] | 585 | fprintf(stderr, "%s failed at %u\n", __func__, expected_data); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 586 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 587 | expected_data += 1; |
| 588 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 589 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 590 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 591 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 592 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 593 | gprs_bssgp_destroy(bts); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 594 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 595 | } |
| 596 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 597 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(struct gprs_rlcmac_bts *bts, |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 598 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 599 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 600 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 601 | int tfi = 0; |
| 602 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 603 | uint8_t trx_no = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 604 | struct gprs_rlcmac_pdch *pdch; |
| 605 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 606 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 607 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 608 | bts_handle_rach(bts, 0x03, *fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 609 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 610 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 611 | OSMO_ASSERT(ul_tbf != NULL); |
| 612 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 613 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 614 | |
| 615 | uint8_t data_msg[23] = { |
| 616 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 617 | uint8_t(1 | (tfi << 2)), |
| 618 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 619 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 620 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 621 | }; |
| 622 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 623 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 624 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 625 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 626 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 627 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 628 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 629 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 630 | } |
| 631 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 632 | static void send_ul_mac_block(struct gprs_rlcmac_bts *bts, unsigned trx_no, unsigned ts_no, |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 633 | RlcMacUplink_t *ulreq, unsigned fn) |
| 634 | { |
| 635 | bitvec *rlc_block; |
| 636 | uint8_t buf[64]; |
| 637 | int num_bytes; |
| 638 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 639 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 640 | rlc_block = bitvec_alloc(23, tall_pcu_ctx); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 641 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 642 | OSMO_ASSERT(encode_gsm_rlcmac_uplink(rlc_block, ulreq) == 0); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 643 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 644 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 645 | bitvec_free(rlc_block); |
| 646 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 647 | bts_set_current_block_frame_number(bts, fn, 0); |
Jacob Erlbeck | af75ce8 | 2015-08-26 13:22:28 +0200 | [diff] [blame] | 648 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 649 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 650 | pdch->rcv_block(&buf[0], num_bytes, fn, &meas); |
| 651 | } |
| 652 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 653 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 654 | { |
| 655 | RlcMacUplink_t ulreq = {0}; |
| 656 | |
| 657 | OSMO_ASSERT(tbf->poll_fn != 0); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 658 | OSMO_ASSERT(tbf->is_control_ts(tbf->poll_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 659 | |
| 660 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 661 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 662 | &ulreq.u.Packet_Control_Acknowledgement; |
| 663 | |
| 664 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 665 | ctrl_ack->TLLI = tbf->tlli(); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 666 | send_ul_mac_block(tbf->bts, tbf->trx->trx_no, tbf->poll_ts, |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 667 | &ulreq, tbf->poll_fn); |
| 668 | } |
| 669 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 670 | static gprs_rlcmac_ul_tbf *puan_urbb_len_issue(struct gprs_rlcmac_bts *bts, |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 671 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 672 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 673 | { |
| 674 | GprsMs *ms; |
| 675 | uint32_t rach_fn = *fn - 51; |
| 676 | uint32_t sba_fn = *fn + 52; |
| 677 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 678 | int tfi = 0; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 679 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 680 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 681 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 682 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 683 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 684 | /* needed to set last_rts_fn in the PDCH object */ |
| 685 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 686 | |
| 687 | /* |
| 688 | * simulate RACH, this sends an Immediate |
| 689 | * Assignment Uplink on the AGCH |
| 690 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 691 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 692 | |
| 693 | /* get next free TFI */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 694 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 695 | |
| 696 | /* fake a resource request */ |
| 697 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 698 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 699 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 700 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 701 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 702 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 703 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 704 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 705 | MS_RA_capability_value[0].u.Content. |
| 706 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 707 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 708 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 709 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 710 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 711 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 712 | GPRS_multislot_class = ms_class; |
| 713 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 714 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 715 | MS_RA_capability_value[0].u.Content. |
| 716 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 717 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 718 | MS_RA_capability_value[0].u.Content. |
| 719 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 720 | } |
| 721 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 722 | send_ul_mac_block(bts, trx_no, ts_no, &ulreq, sba_fn); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 723 | |
| 724 | /* check the TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 725 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 726 | OSMO_ASSERT(ul_tbf); |
| 727 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 728 | |
| 729 | /* send packet uplink assignment */ |
| 730 | *fn = sba_fn; |
| 731 | request_dl_rlc_block(ul_tbf, fn); |
| 732 | |
| 733 | /* send real acknowledgement */ |
| 734 | send_control_ack(ul_tbf); |
| 735 | |
| 736 | check_tbf(ul_tbf); |
| 737 | /* send fake data */ |
| 738 | uint8_t data_msg[42] = { |
| 739 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 740 | (uint8_t)(tfi << 1), |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 741 | 1, /* BSN:7, E:1 */ |
| 742 | }; |
| 743 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 744 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 745 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 746 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 747 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 748 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 749 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 750 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 751 | |
| 752 | /* |
| 753 | * TS 44.060, B.8.1 |
| 754 | * first seg received first, later second seg |
| 755 | */ |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 756 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 757 | egprs3->si = 0; |
| 758 | egprs3->r = 1; |
| 759 | egprs3->cv = 7; |
| 760 | egprs3->tfi_hi = tfi & 0x03; |
| 761 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 762 | egprs3->bsn1_hi = 1; |
| 763 | egprs3->bsn1_lo = 0; |
| 764 | egprs3->cps_hi = 1; |
| 765 | data_msg[3] = 0xff; |
| 766 | egprs3->pi = 0; |
| 767 | egprs3->cps_lo = 1; |
| 768 | egprs3->rsb = 0; |
| 769 | egprs3->spb = 0; |
| 770 | egprs3->pi = 0; |
| 771 | |
| 772 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 773 | |
| 774 | struct msgb *msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 775 | |
Pau Espin Pedrol | 46fd7a0 | 2020-11-02 14:36:22 +0100 | [diff] [blame] | 776 | static uint8_t exp1[] = { 0x40, 0x24, 0x01, 0x0b, 0x3e, 0x24, 0x46, 0x68, 0x90, 0x87, 0xb0, 0x06, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 777 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 778 | }; |
| 779 | |
| 780 | if (!msgb_eq_data_print(msg1, exp1, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 781 | fprintf(stderr, "%s test failed on 1st segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 782 | return NULL; |
| 783 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 784 | |
| 785 | egprs3->si = 0; |
| 786 | egprs3->r = 1; |
| 787 | egprs3->cv = 7; |
| 788 | egprs3->tfi_hi = tfi & 0x03; |
| 789 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 790 | egprs3->bsn1_hi = 4; |
| 791 | egprs3->bsn1_lo = 0; |
| 792 | egprs3->cps_hi = 1; |
| 793 | data_msg[3] = 0xff; |
| 794 | egprs3->pi = 0; |
| 795 | egprs3->cps_lo = 1; |
| 796 | egprs3->rsb = 0; |
| 797 | egprs3->spb = 0; |
| 798 | |
| 799 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 800 | |
| 801 | msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 802 | |
Pau Espin Pedrol | 46fd7a0 | 2020-11-02 14:36:22 +0100 | [diff] [blame] | 803 | static uint8_t exp2[] = { 0x40, 0x24, 0x01, 0x0b, 0x3e, 0x24, 0x46, 0x68, 0x90, 0x88, 0xb0, 0x06, 0x8b, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 804 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 805 | }; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 806 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 807 | if (!msgb_eq_data_print(msg1, exp2, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 808 | fprintf(stderr, "%s test failed on 2nd segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 809 | return NULL; |
| 810 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 811 | return ul_tbf; |
| 812 | } |
| 813 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 814 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_spb(struct gprs_rlcmac_bts *bts, |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 815 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 816 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 817 | { |
| 818 | GprsMs *ms; |
| 819 | uint32_t rach_fn = *fn - 51; |
| 820 | uint32_t sba_fn = *fn + 52; |
| 821 | uint8_t trx_no = 0; |
| 822 | int tfi = 0, i = 0; |
| 823 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 824 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 825 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 826 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 827 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 828 | /* needed to set last_rts_fn in the PDCH object */ |
| 829 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 830 | |
| 831 | /* |
| 832 | * simulate RACH, this sends an Immediate |
| 833 | * Assignment Uplink on the AGCH |
| 834 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 835 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 836 | |
| 837 | /* get next free TFI */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 838 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 839 | |
| 840 | /* fake a resource request */ |
| 841 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 842 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 843 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 844 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 845 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 846 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 847 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 848 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 849 | MS_RA_capability_value[0].u.Content. |
| 850 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 851 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 852 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 853 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 854 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 855 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 856 | GPRS_multislot_class = ms_class; |
| 857 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 858 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 859 | MS_RA_capability_value[0].u.Content. |
| 860 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 861 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 862 | MS_RA_capability_value[0].u.Content. |
| 863 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 864 | } |
| 865 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 866 | send_ul_mac_block(bts, trx_no, ts_no, &ulreq, sba_fn); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 867 | |
| 868 | /* check the TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 869 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 870 | OSMO_ASSERT(ul_tbf != NULL); |
| 871 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 872 | |
| 873 | /* send packet uplink assignment */ |
| 874 | *fn = sba_fn; |
| 875 | request_dl_rlc_block(ul_tbf, fn); |
| 876 | |
| 877 | /* send real acknowledgement */ |
| 878 | send_control_ack(ul_tbf); |
| 879 | |
| 880 | check_tbf(ul_tbf); |
| 881 | |
| 882 | /* send fake data */ |
| 883 | uint8_t data_msg[42] = { |
| 884 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 885 | uint8_t(0 | (tfi << 1)), |
| 886 | uint8_t(1), /* BSN:7, E:1 */ |
| 887 | }; |
| 888 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 889 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 890 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 891 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 892 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 893 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 894 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 895 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 896 | |
| 897 | /* |
| 898 | * TS 44.060, B.8.1 |
| 899 | * first seg received first, later second seg |
| 900 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 901 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 902 | egprs3->si = 1; |
| 903 | egprs3->r = 1; |
| 904 | egprs3->cv = 7; |
| 905 | egprs3->tfi_hi = tfi & 0x03; |
| 906 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 907 | egprs3->bsn1_hi = 1; |
| 908 | egprs3->bsn1_lo = 0; |
| 909 | egprs3->cps_hi = 1; |
| 910 | data_msg[3] = 0xff; |
| 911 | egprs3->pi = 0; |
| 912 | egprs3->cps_lo = 1; |
| 913 | egprs3->rsb = 0; |
| 914 | egprs3->spb = 2; |
| 915 | egprs3->pi = 0; |
| 916 | |
| 917 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 918 | |
| 919 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 920 | |
| 921 | /* check the status of the block */ |
| 922 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 923 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 924 | |
| 925 | egprs3->si = 1; |
| 926 | egprs3->r = 1; |
| 927 | egprs3->cv = 7; |
| 928 | egprs3->tfi_hi = tfi & 0x03; |
| 929 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 930 | egprs3->bsn1_hi = 1; |
| 931 | egprs3->bsn1_lo = 0; |
| 932 | egprs3->cps_hi = 1; |
| 933 | data_msg[3] = 0xff; |
| 934 | egprs3->pi = 0; |
| 935 | egprs3->cps_lo = 1; |
| 936 | egprs3->rsb = 0; |
| 937 | egprs3->spb = 3; |
| 938 | |
| 939 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 940 | |
| 941 | /* check the status of the block */ |
| 942 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 943 | EGPRS_RESEG_DEFAULT); |
| 944 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 945 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 946 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 947 | OSMO_ASSERT(block->len == 74); |
| 948 | |
| 949 | /* |
| 950 | * TS 44.060, B.8.1 |
| 951 | * second seg first, later first seg |
| 952 | */ |
| 953 | memset(data_msg, 0, sizeof(data_msg)); |
| 954 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 955 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 956 | egprs3->si = 1; |
| 957 | egprs3->r = 1; |
| 958 | egprs3->cv = 7; |
| 959 | egprs3->tfi_hi = tfi & 0x03; |
| 960 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 961 | egprs3->bsn1_hi = 2; |
| 962 | egprs3->bsn1_lo = 0; |
| 963 | egprs3->cps_hi = 1; |
| 964 | data_msg[3] = 0xff; |
| 965 | egprs3->pi = 0; |
| 966 | egprs3->cps_lo = 1; |
| 967 | egprs3->rsb = 0; |
| 968 | egprs3->spb = 3; |
| 969 | egprs3->pi = 0; |
| 970 | |
| 971 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 972 | |
| 973 | block = ul_tbf->m_rlc.block(2); |
| 974 | /* check the status of the block */ |
| 975 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 976 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 977 | |
| 978 | egprs3->si = 1; |
| 979 | egprs3->r = 1; |
| 980 | egprs3->cv = 7; |
| 981 | egprs3->tfi_hi = tfi & 0x03; |
| 982 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 983 | egprs3->bsn1_hi = 2; |
| 984 | egprs3->bsn1_lo = 0; |
| 985 | egprs3->cps_hi = 1; |
| 986 | data_msg[3] = 0xff; |
| 987 | egprs3->pi = 0; |
| 988 | egprs3->cps_lo = 1; |
| 989 | egprs3->rsb = 0; |
| 990 | egprs3->spb = 2; |
| 991 | egprs3->pi = 0; |
| 992 | |
| 993 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 994 | |
| 995 | /* check the status of the block */ |
| 996 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 997 | EGPRS_RESEG_DEFAULT); |
| 998 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 999 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1000 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1001 | OSMO_ASSERT(block->len == 74); |
| 1002 | |
| 1003 | /* |
| 1004 | * TS 44.060, B.8.1 |
| 1005 | * Error scenario with spb as 1 |
| 1006 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1007 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1008 | egprs3->si = 1; |
| 1009 | egprs3->r = 1; |
| 1010 | egprs3->cv = 7; |
| 1011 | egprs3->tfi_hi = tfi & 0x03; |
| 1012 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1013 | egprs3->bsn1_hi = 3; |
| 1014 | egprs3->bsn1_lo = 0; |
| 1015 | egprs3->cps_hi = 1; |
| 1016 | data_msg[3] = 0xff; |
| 1017 | egprs3->pi = 0; |
| 1018 | egprs3->cps_lo = 1; |
| 1019 | egprs3->rsb = 0; |
| 1020 | egprs3->spb = 1; |
| 1021 | egprs3->pi = 0; |
| 1022 | |
| 1023 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1024 | |
| 1025 | block = ul_tbf->m_rlc.block(3); |
| 1026 | /* check the status of the block */ |
| 1027 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1028 | EGPRS_RESEG_DEFAULT); |
| 1029 | /* |
| 1030 | * TS 44.060, B.8.1 |
| 1031 | * comparison of rlc_data for multiple scenarios |
| 1032 | * Receive First, the second(BSN 3) |
| 1033 | * Receive First, First then Second(BSN 4) |
| 1034 | * Receive Second then First(BSN 5) |
| 1035 | * after above 3 scenarios are triggered, |
| 1036 | * rlc_data of all 3 BSN are compared |
| 1037 | */ |
| 1038 | |
| 1039 | /* Initialize the data_msg */ |
| 1040 | for (i = 0; i < 42; i++) |
| 1041 | data_msg[i] = i; |
| 1042 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1043 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1044 | egprs3->si = 1; |
| 1045 | egprs3->r = 1; |
| 1046 | egprs3->cv = 7; |
| 1047 | egprs3->tfi_hi = tfi & 0x03; |
| 1048 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1049 | egprs3->bsn1_hi = 3; |
| 1050 | egprs3->bsn1_lo = 0; |
| 1051 | egprs3->cps_hi = 1; |
| 1052 | data_msg[3] = 0xff; |
| 1053 | egprs3->pi = 0; |
| 1054 | egprs3->cps_lo = 1; |
| 1055 | egprs3->rsb = 0; |
| 1056 | egprs3->spb = 2; |
| 1057 | egprs3->pi = 0; |
| 1058 | |
| 1059 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1060 | |
| 1061 | block = ul_tbf->m_rlc.block(3); |
| 1062 | /* check the status of the block */ |
| 1063 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1064 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1065 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1066 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1067 | egprs3->si = 1; |
| 1068 | egprs3->r = 1; |
| 1069 | egprs3->cv = 7; |
| 1070 | egprs3->tfi_hi = tfi & 0x03; |
| 1071 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1072 | egprs3->bsn1_hi = 3; |
| 1073 | egprs3->bsn1_lo = 0; |
| 1074 | egprs3->cps_hi = 1; |
| 1075 | data_msg[3] = 0xff; |
| 1076 | egprs3->pi = 0; |
| 1077 | egprs3->cps_lo = 1; |
| 1078 | egprs3->rsb = 0; |
| 1079 | egprs3->spb = 3; |
| 1080 | egprs3->pi = 0; |
| 1081 | |
| 1082 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1083 | |
| 1084 | block = ul_tbf->m_rlc.block(3); |
| 1085 | /* check the status of the block */ |
| 1086 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1087 | EGPRS_RESEG_DEFAULT); |
| 1088 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1089 | OSMO_ASSERT(block->len == 74); |
| 1090 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1091 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 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 = 4; |
| 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(4); |
| 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 = 4; |
| 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 = 2; |
| 1130 | egprs3->pi = 0; |
| 1131 | |
| 1132 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1133 | |
| 1134 | block = ul_tbf->m_rlc.block(4); |
| 1135 | /* check the status of the block */ |
| 1136 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1137 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1138 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1139 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1140 | egprs3->si = 1; |
| 1141 | egprs3->r = 1; |
| 1142 | egprs3->cv = 7; |
| 1143 | egprs3->tfi_hi = tfi & 0x03; |
| 1144 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1145 | egprs3->bsn1_hi = 4; |
| 1146 | egprs3->bsn1_lo = 0; |
| 1147 | egprs3->cps_hi = 1; |
| 1148 | data_msg[3] = 0xff; |
| 1149 | egprs3->pi = 0; |
| 1150 | egprs3->cps_lo = 1; |
| 1151 | egprs3->rsb = 0; |
| 1152 | egprs3->spb = 3; |
| 1153 | egprs3->pi = 0; |
| 1154 | |
| 1155 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1156 | |
| 1157 | block = ul_tbf->m_rlc.block(4); |
| 1158 | /* check the status of the block */ |
| 1159 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1160 | EGPRS_RESEG_DEFAULT); |
| 1161 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1162 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1163 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1164 | OSMO_ASSERT(block->len == 74); |
| 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 = 5; |
| 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 = 3; |
| 1180 | egprs3->pi = 0; |
| 1181 | |
| 1182 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1183 | |
| 1184 | block = ul_tbf->m_rlc.block(5); |
| 1185 | /* check the status of the block */ |
| 1186 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1187 | EGPRS_RESEG_SECOND_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 = 5; |
| 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 = 2; |
| 1203 | egprs3->pi = 0; |
| 1204 | |
| 1205 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1206 | |
| 1207 | block = ul_tbf->m_rlc.block(5); |
| 1208 | |
| 1209 | /* check the status of the block */ |
| 1210 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1211 | EGPRS_RESEG_DEFAULT); |
| 1212 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1213 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1214 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1215 | OSMO_ASSERT(block->len == 74); |
| 1216 | |
| 1217 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1218 | ul_tbf->m_rlc.block(4)->len); |
| 1219 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1220 | ul_tbf->m_rlc.block(3)->len); |
| 1221 | |
| 1222 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1223 | OSMO_ASSERT( |
| 1224 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1225 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1226 | OSMO_ASSERT( |
| 1227 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1228 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1229 | |
| 1230 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1231 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1232 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1233 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1234 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1235 | |
| 1236 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1237 | OSMO_ASSERT( |
| 1238 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1239 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1240 | )); |
| 1241 | OSMO_ASSERT( |
| 1242 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1243 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1244 | )); |
| 1245 | |
| 1246 | return ul_tbf; |
| 1247 | } |
| 1248 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1249 | static gprs_rlcmac_ul_tbf *establish_ul_tbf(struct gprs_rlcmac_bts *bts, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1250 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1251 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1252 | { |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1253 | uint32_t rach_fn = *fn - 51; |
| 1254 | uint32_t sba_fn = *fn + 52; |
| 1255 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1256 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1257 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1258 | RlcMacUplink_t ulreq = {0}; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1259 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1260 | /* needed to set last_rts_fn in the PDCH object */ |
| 1261 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 1262 | |
| 1263 | /* |
| 1264 | * simulate RACH, this sends an Immediate |
| 1265 | * Assignment Uplink on the AGCH |
| 1266 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1267 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1268 | |
| 1269 | /* get next free TFI */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1270 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1271 | |
| 1272 | /* fake a resource request */ |
| 1273 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1274 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1275 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1276 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1277 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1278 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1279 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1280 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1281 | MS_RA_capability_value[0].u.Content. |
| 1282 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1283 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1284 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1285 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1286 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1287 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1288 | GPRS_multislot_class = ms_class; |
| 1289 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1290 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1291 | MS_RA_capability_value[0].u.Content. |
| 1292 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1293 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1294 | MS_RA_capability_value[0].u.Content. |
| 1295 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 1296 | } |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1297 | send_ul_mac_block(bts, trx_no, ts_no, &ulreq, sba_fn); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1298 | |
| 1299 | /* check the TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1300 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1301 | /* send packet uplink assignment */ |
| 1302 | *fn = sba_fn; |
| 1303 | request_dl_rlc_block(ul_tbf, fn); |
| 1304 | |
| 1305 | /* send real acknowledgement */ |
| 1306 | send_control_ack(ul_tbf); |
| 1307 | |
| 1308 | check_tbf(ul_tbf); |
| 1309 | |
| 1310 | return ul_tbf; |
| 1311 | } |
| 1312 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1313 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_no_length(struct gprs_rlcmac_bts *bts, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1314 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1315 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1316 | { |
| 1317 | OSMO_ASSERT(ul_tbf); |
| 1318 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1319 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1320 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1321 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1322 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1323 | |
| 1324 | /* send fake data with cv=0*/ |
| 1325 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1326 | uint8_t data[49] = {0}; |
| 1327 | |
| 1328 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1329 | |
| 1330 | /*header_construction */ |
| 1331 | memset(data, 0x2b, sizeof(data)); |
| 1332 | /* Message with CRBB */ |
| 1333 | for (int i = 0 ; i < 80; i++) { |
| 1334 | hdr3->r = 0; |
| 1335 | hdr3->si = 0; |
| 1336 | hdr3->cv = 10; |
| 1337 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1338 | hdr3->tfi_lo = tfi & 0x7; |
| 1339 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1340 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1341 | hdr3->cps_hi = 0; |
| 1342 | hdr3->cps_lo = 0; |
| 1343 | hdr3->spb = 0; |
| 1344 | hdr3->rsb = 0; |
| 1345 | hdr3->pi = 0; |
| 1346 | hdr3->spare = 0; |
| 1347 | hdr3->dummy = 1; |
| 1348 | data[4] = 0x0; |
| 1349 | data[5] = 0x0; |
| 1350 | data[6] = 0x2b; |
| 1351 | data[7] = 0x2b; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1352 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1353 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1354 | } |
| 1355 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1356 | memset(data, 0x2b, sizeof(data)); |
| 1357 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1358 | hdr3->r = 0; |
| 1359 | hdr3->si = 0; |
| 1360 | hdr3->cv = 0; |
| 1361 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1362 | hdr3->tfi_lo = tfi & 0x7; |
| 1363 | hdr3->bsn1_hi = 0; |
| 1364 | hdr3->bsn1_lo = 2; |
| 1365 | hdr3->cps_hi = 0; |
| 1366 | hdr3->cps_lo = 0; |
| 1367 | hdr3->spb = 0; |
| 1368 | hdr3->rsb = 0; |
| 1369 | hdr3->pi = 0; |
| 1370 | hdr3->spare = 0; |
| 1371 | hdr3->dummy = 1; |
| 1372 | data[4] = 0x0; |
| 1373 | data[5] = 0x2b; |
| 1374 | data[6] = 0x2b; |
| 1375 | data[7] = 0x2b; |
| 1376 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1377 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1378 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1379 | |
| 1380 | request_dl_rlc_block(ul_tbf, fn); |
| 1381 | |
| 1382 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1383 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1384 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1385 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1386 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1387 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1388 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1389 | |
| 1390 | return ul_tbf; |
| 1391 | } |
| 1392 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1393 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_with_length(struct gprs_rlcmac_bts *bts, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1394 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1395 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1396 | { |
| 1397 | OSMO_ASSERT(ul_tbf); |
| 1398 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1399 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1400 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1401 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1402 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1403 | |
| 1404 | check_tbf(ul_tbf); |
| 1405 | /* send fake data with cv=0*/ |
| 1406 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1407 | uint8_t data[49] = {0}; |
| 1408 | |
| 1409 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1410 | |
| 1411 | /*header_construction */ |
| 1412 | memset(data, 0x2b, sizeof(data)); |
| 1413 | |
| 1414 | /* Message with URBB & URBB length */ |
| 1415 | for (int i = 0 ; i < 20; i++) { |
| 1416 | hdr3->r = 0; |
| 1417 | hdr3->si = 0; |
| 1418 | hdr3->cv = 10; |
| 1419 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1420 | hdr3->tfi_lo = tfi & 0x7; |
| 1421 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1422 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1423 | hdr3->cps_hi = 0; |
| 1424 | hdr3->cps_lo = 0; |
| 1425 | hdr3->spb = 0; |
| 1426 | hdr3->rsb = 0; |
| 1427 | hdr3->pi = 0; |
| 1428 | hdr3->spare = 0; |
| 1429 | hdr3->dummy = 1; |
| 1430 | data[4] = 0x0; |
| 1431 | data[5] = 0x0; |
| 1432 | data[6] = 0x2b; |
| 1433 | data[7] = 0x2b; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1434 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1435 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1436 | } |
| 1437 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1438 | memset(data, 0x2b, sizeof(data)); |
| 1439 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1440 | hdr3->r = 0; |
| 1441 | hdr3->si = 0; |
| 1442 | hdr3->cv = 0; |
| 1443 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1444 | hdr3->tfi_lo = tfi & 0x7; |
| 1445 | hdr3->bsn1_hi = 0; |
| 1446 | hdr3->bsn1_lo = 2; |
| 1447 | hdr3->cps_hi = 0; |
| 1448 | hdr3->cps_lo = 0; |
| 1449 | hdr3->spb = 0; |
| 1450 | hdr3->rsb = 0; |
| 1451 | hdr3->pi = 0; |
| 1452 | hdr3->spare = 0; |
| 1453 | hdr3->dummy = 1; |
| 1454 | data[4] = 0x0; |
| 1455 | data[5] = 0x2b; |
| 1456 | data[6] = 0x2b; |
| 1457 | data[7] = 0x2b; |
| 1458 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1459 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1460 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
Pau Espin Pedrol | c33a024 | 2020-05-15 16:57:48 +0200 | [diff] [blame] | 1461 | ul_tbf->create_ul_ack(*fn, ts_no); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1462 | |
| 1463 | request_dl_rlc_block(ul_tbf, fn); |
| 1464 | |
| 1465 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1466 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1467 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1468 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1469 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1470 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1471 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1472 | |
| 1473 | return ul_tbf; |
| 1474 | } |
| 1475 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1476 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_CRBB(struct gprs_rlcmac_bts *bts, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1477 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1478 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1479 | { |
| 1480 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1481 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1482 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1483 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1484 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1485 | |
| 1486 | /* check the TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1487 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1488 | OSMO_ASSERT(ul_tbf); |
| 1489 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1490 | |
| 1491 | /* send fake data with cv=0*/ |
| 1492 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1493 | uint8_t data[49] = {0}; |
| 1494 | |
| 1495 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1496 | |
| 1497 | /*header_construction */ |
| 1498 | memset(data, 0x2b, sizeof(data)); |
| 1499 | |
| 1500 | /* Message with CRBB */ |
| 1501 | for (int i = 80 ; i < 160; i++) { |
| 1502 | hdr3->r = 0; |
| 1503 | hdr3->si = 0; |
| 1504 | hdr3->cv = 10; |
| 1505 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1506 | hdr3->tfi_lo = tfi & 0x7; |
| 1507 | hdr3->bsn1_hi = ((i)&0x1f); |
| 1508 | hdr3->bsn1_lo = ((i)/32); |
| 1509 | hdr3->cps_hi = 0; |
| 1510 | hdr3->cps_lo = 0; |
| 1511 | hdr3->spb = 0; |
| 1512 | hdr3->rsb = 0; |
| 1513 | hdr3->pi = 0; |
| 1514 | hdr3->spare = 0; |
| 1515 | hdr3->dummy = 1; |
| 1516 | data[4] = 0x0; |
| 1517 | data[5] = 0x0; |
| 1518 | data[6] = 0x2b; |
| 1519 | data[7] = 0x2b; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1520 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1521 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1522 | } |
| 1523 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1524 | memset(data, 0x2b, sizeof(data)); |
| 1525 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1526 | hdr3->r = 0; |
| 1527 | hdr3->si = 0; |
| 1528 | hdr3->cv = 0; |
| 1529 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1530 | hdr3->tfi_lo = tfi & 0x7; |
| 1531 | hdr3->bsn1_hi = 0; |
| 1532 | hdr3->bsn1_lo = 2; |
| 1533 | hdr3->cps_hi = 0; |
| 1534 | hdr3->cps_lo = 0; |
| 1535 | hdr3->spb = 0; |
| 1536 | hdr3->rsb = 0; |
| 1537 | hdr3->pi = 0; |
| 1538 | hdr3->spare = 0; |
| 1539 | hdr3->dummy = 1; |
| 1540 | data[4] = 0x0; |
| 1541 | data[5] = 0x2b; |
| 1542 | data[6] = 0x2b; |
| 1543 | data[7] = 0x2b; |
| 1544 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1545 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1546 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1547 | |
| 1548 | request_dl_rlc_block(ul_tbf, fn); |
| 1549 | |
| 1550 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1551 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1552 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1553 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1554 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1555 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1556 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1557 | |
| 1558 | return ul_tbf; |
| 1559 | } |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1560 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(struct gprs_rlcmac_bts *bts, |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1561 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1562 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1563 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1564 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1565 | uint32_t rach_fn = *fn - 51; |
| 1566 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1567 | uint8_t trx_no = 0; |
| 1568 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1569 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1570 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1571 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1572 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1573 | /* needed to set last_rts_fn in the PDCH object */ |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1574 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1575 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1576 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1577 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1578 | |
| 1579 | /* get next free TFI */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1580 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1581 | |
| 1582 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1583 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1584 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1585 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1586 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1587 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1588 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1589 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1590 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1591 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1592 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1593 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1594 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1595 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1596 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1597 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1598 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1599 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1600 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1601 | Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1602 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1603 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1604 | EGPRS_multislot_class = ms_class; |
| 1605 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1606 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1607 | send_ul_mac_block(bts, trx_no, ts_no, &ulreq, sba_fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1608 | |
| 1609 | /* check the TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1610 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1611 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1612 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1613 | |
| 1614 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1615 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1616 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1617 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1618 | /* send real acknowledgement */ |
| 1619 | send_control_ack(ul_tbf); |
| 1620 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1621 | check_tbf(ul_tbf); |
| 1622 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1623 | /* send fake data */ |
| 1624 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1625 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1626 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1627 | uint8_t(1), /* BSN:7, E:1 */ |
| 1628 | }; |
| 1629 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1630 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1631 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1632 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1633 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1634 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1635 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1636 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1637 | |
| 1638 | return ul_tbf; |
| 1639 | } |
| 1640 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1641 | 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] | 1642 | const uint8_t *data, unsigned data_size) |
| 1643 | { |
| 1644 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1645 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1646 | ms = bts_ms_store(bts)->get_ms(tlli, 0, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1647 | |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 1648 | dl_tbf_handle(bts, tlli, 0, imsi, 0, 0, |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1649 | 1000, data, data_size); |
| 1650 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1651 | ms = bts_ms_by_imsi(bts, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1652 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1653 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1654 | |
| 1655 | if (imsi[0] && strcmp(imsi, "000") != 0) { |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1656 | ms2 = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1657 | OSMO_ASSERT(ms == ms2); |
| 1658 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1659 | } |
| 1660 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1661 | 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] | 1662 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1663 | { |
| 1664 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1665 | GprsMs *ms; |
| 1666 | unsigned ts_no; |
| 1667 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1668 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1669 | OSMO_ASSERT(ms); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1670 | dl_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1671 | OSMO_ASSERT(dl_tbf); |
| 1672 | |
| 1673 | while (dl_tbf->have_data()) { |
| 1674 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1675 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1676 | if (!(slots & (1 << ts_no))) |
| 1677 | continue; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1678 | gprs_rlcmac_rcv_rts_block(bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1679 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1680 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1681 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1682 | *fn = fn_add_blocks(*fn, 1); |
| 1683 | } |
| 1684 | } |
| 1685 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1686 | static inline void print_ta_tlli(const gprs_rlcmac_ul_tbf *ul_tbf, bool print_ms) |
| 1687 | { |
| 1688 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1689 | if (print_ms) |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1690 | 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] | 1691 | } |
| 1692 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1693 | static void test_tbf_single_phase() |
| 1694 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1695 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1696 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1697 | int ts_no = 7; |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 1698 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1699 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1700 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1701 | uint16_t qta = 31; |
| 1702 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1703 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1704 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1705 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1706 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1707 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1708 | ul_tbf = establish_ul_tbf_single_phase(bts, ts_no, tlli, &fn, qta); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1709 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1710 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1711 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1712 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1713 | fprintf(stderr, "=== end %s ===\n", __func__); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1714 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1715 | } |
| 1716 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1717 | static void test_tbf_egprs_two_phase_puan(void) |
| 1718 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1719 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1720 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1721 | int ts_no = 7; |
| 1722 | uint32_t fn = 2654218; |
| 1723 | uint16_t qta = 31; |
| 1724 | uint32_t tlli = 0xf1223344; |
| 1725 | const char *imsi = "0011223344"; |
| 1726 | uint8_t ms_class = 1; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1727 | uint8_t egprs_ms_class = 1; |
| 1728 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1729 | uint8_t test_data[256]; |
| 1730 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1731 | fprintf(stderr, "=== start %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1732 | |
| 1733 | memset(test_data, 1, sizeof(test_data)); |
| 1734 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1735 | setup_bts(bts, ts_no, 4); |
| 1736 | bts->initial_mcs_dl = 9; |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 1737 | the_pcu->vty.ws_base = 128; |
| 1738 | the_pcu->vty.ws_pdch = 64; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1739 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1740 | ul_tbf = establish_ul_tbf(bts, ts_no, tlli, &fn, qta, ms_class, egprs_ms_class); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1741 | /* Function to generate URBB with no length */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1742 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_no_length(bts, ts_no, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1743 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1744 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1745 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1746 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1747 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1748 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1749 | /* Function to generate URBB with length */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1750 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_with_length(bts, ts_no, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1751 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1752 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1753 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1754 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1755 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1756 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1757 | /* Function to generate CRBB */ |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 1758 | the_pcu->vty.ws_base = 128; |
| 1759 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1760 | ul_tbf = establish_ul_tbf_two_phase_puan_CRBB(bts, ts_no, tlli, &fn, |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1761 | qta, ms_class, egprs_ms_class); |
| 1762 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1763 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1764 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1765 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1766 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1767 | fprintf(stderr, "=== end %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1768 | } |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1769 | /* |
| 1770 | * Trigger rach for single block |
| 1771 | */ |
| 1772 | static void test_immediate_assign_rej_single_block() |
| 1773 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1774 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1775 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1776 | uint32_t fn = 2654218; |
| 1777 | uint16_t qta = 31; |
| 1778 | int ts_no = 7; |
| 1779 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1780 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1781 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1782 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1783 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1784 | bts->trx[0].pdch[ts_no].disable(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1785 | |
| 1786 | uint32_t rach_fn = fn - 51; |
| 1787 | |
| 1788 | int rc = 0; |
| 1789 | |
| 1790 | /* |
| 1791 | * simulate RACH, sends an Immediate Assignment |
| 1792 | * Uplink reject on the AGCH |
| 1793 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1794 | rc = bts_handle_rach(bts, 0x70, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1795 | |
| 1796 | OSMO_ASSERT(rc == -EINVAL); |
| 1797 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1798 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1799 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1800 | } |
| 1801 | |
| 1802 | /* |
| 1803 | * Trigger rach till resources(USF) exhaust |
| 1804 | */ |
| 1805 | static void test_immediate_assign_rej_multi_block() |
| 1806 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1807 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1808 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1809 | uint32_t fn = 2654218; |
| 1810 | uint16_t qta = 31; |
| 1811 | int ts_no = 7; |
| 1812 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1813 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1814 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1815 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1816 | |
| 1817 | uint32_t rach_fn = fn - 51; |
| 1818 | |
| 1819 | int rc = 0; |
| 1820 | |
| 1821 | /* |
| 1822 | * simulate RACH, sends an Immediate Assignment Uplink |
| 1823 | * reject on the AGCH |
| 1824 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1825 | rc = bts_handle_rach(bts, 0x78, rach_fn, qta); |
| 1826 | rc = bts_handle_rach(bts, 0x79, rach_fn, qta); |
| 1827 | rc = bts_handle_rach(bts, 0x7a, rach_fn, qta); |
| 1828 | rc = bts_handle_rach(bts, 0x7b, rach_fn, qta); |
| 1829 | rc = bts_handle_rach(bts, 0x7c, rach_fn, qta); |
| 1830 | rc = bts_handle_rach(bts, 0x7d, rach_fn, qta); |
| 1831 | rc = bts_handle_rach(bts, 0x7e, rach_fn, qta); |
| 1832 | rc = bts_handle_rach(bts, 0x7f, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1833 | |
| 1834 | OSMO_ASSERT(rc == -EBUSY); |
| 1835 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1836 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1837 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1838 | } |
| 1839 | |
| 1840 | static void test_immediate_assign_rej() |
| 1841 | { |
| 1842 | test_immediate_assign_rej_multi_block(); |
| 1843 | test_immediate_assign_rej_single_block(); |
| 1844 | } |
| 1845 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1846 | static void test_tbf_two_phase() |
| 1847 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1848 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1849 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1850 | int ts_no = 7; |
| 1851 | uint32_t fn = 2654218; |
| 1852 | uint16_t qta = 31; |
| 1853 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1854 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1855 | uint8_t ms_class = 1; |
| 1856 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1857 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1858 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1859 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1860 | setup_bts(bts, ts_no, 4); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1861 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1862 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1863 | ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1864 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1865 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1866 | send_dl_data(bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1867 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1868 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1869 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1870 | } |
| 1871 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1872 | static inline void print_ms(GprsMs *ms, bool old) |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1873 | { |
| 1874 | 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] | 1875 | 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] | 1876 | } |
| 1877 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1878 | static void test_tbf_ra_update_rach() |
| 1879 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1880 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1881 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1882 | int ts_no = 7; |
| 1883 | uint32_t fn = 2654218; |
| 1884 | uint16_t qta = 31; |
| 1885 | uint32_t tlli1 = 0xf1223344; |
| 1886 | uint32_t tlli2 = 0xf5667788; |
| 1887 | const char *imsi = "0011223344"; |
| 1888 | uint8_t ms_class = 1; |
| 1889 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1890 | GprsMs *ms, *ms1, *ms2; |
| 1891 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1892 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1893 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1894 | setup_bts(bts, ts_no, 4); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1895 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1896 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1897 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1898 | |
| 1899 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1900 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1901 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1902 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1903 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1904 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1905 | /* Send Packet Downlink Assignment to MS */ |
| 1906 | request_dl_rlc_block(ul_tbf, &fn); |
| 1907 | |
| 1908 | /* Ack it */ |
| 1909 | send_control_ack(ul_tbf); |
| 1910 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1911 | /* Make sure the RAU Accept gets sent to the MS */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1912 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 1); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1913 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1914 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1915 | |
| 1916 | /* Now establish a new TBF for the RA UPDATE COMPLETE (new TLLI) */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1917 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli2, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1918 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1919 | |
| 1920 | ms2 = ul_tbf->ms(); |
| 1921 | |
| 1922 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 1923 | OSMO_ASSERT(ms1 != ms2); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1924 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1925 | |
| 1926 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 1927 | * 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] | 1928 | send_dl_data(bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1929 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1930 | ms = bts_ms_by_imsi(bts, imsi); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1931 | OSMO_ASSERT(ms == ms2); |
| 1932 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1933 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1934 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1935 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1936 | OSMO_ASSERT(ms == NULL); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1937 | ms = bts_ms_by_tlli(bts, tlli2, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1938 | OSMO_ASSERT(ms == ms2); |
| 1939 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1940 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1941 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1942 | } |
| 1943 | |
| 1944 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 1945 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 1946 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 1947 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1948 | int ts_no = 7; |
| 1949 | uint32_t fn = 2654218; |
| 1950 | uint16_t qta = 31; |
| 1951 | uint32_t tlli1 = 0xf1223344; |
| 1952 | const char *imsi = "0011223344"; |
| 1953 | uint8_t ms_class = 1; |
| 1954 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1955 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1956 | GprsMs *ms, *ms1, *ms2; |
| 1957 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1958 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1959 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1960 | setup_bts(bts, ts_no, 1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1961 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1962 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1963 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1964 | |
| 1965 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1966 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1967 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1968 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1969 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1970 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1971 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1972 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 1973 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1974 | OSMO_ASSERT(dl_tbf != NULL); |
| 1975 | |
| 1976 | /* Get rid of old UL TBF */ |
| 1977 | tbf_free(ul_tbf); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1978 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1979 | OSMO_ASSERT(ms1 == ms); |
| 1980 | |
| 1981 | /* Now establish a new UL TBF, this will consume one LLC packet */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1982 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1983 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1984 | |
| 1985 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1986 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1987 | |
| 1988 | /* This should be the same MS object */ |
| 1989 | OSMO_ASSERT(ms2 == ms1); |
| 1990 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 1991 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1992 | OSMO_ASSERT(ms2 == ms); |
| 1993 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 1994 | /* A DL TBF should still exist */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1995 | OSMO_ASSERT(ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1996 | |
| 1997 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 1998 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1999 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2000 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2001 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2002 | } |
| 2003 | |
| 2004 | |
| 2005 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 2006 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2007 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2008 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2009 | int ts_no = 7; |
| 2010 | uint32_t fn = 2654218; |
| 2011 | uint16_t qta = 31; |
| 2012 | uint32_t tlli1 = 0xf1223344; |
| 2013 | const char *imsi = "0011223344"; |
| 2014 | uint8_t ms_class = 1; |
| 2015 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2016 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2017 | GprsMs *ms, *ms1, *ms2; |
| 2018 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2019 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2020 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2021 | setup_bts(bts, ts_no, 1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2022 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2023 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2024 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2025 | |
| 2026 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2027 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2028 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2029 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2030 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2031 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2032 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2033 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 2034 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2035 | OSMO_ASSERT(dl_tbf != NULL); |
| 2036 | |
| 2037 | /* Get rid of old UL TBF */ |
| 2038 | tbf_free(ul_tbf); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2039 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2040 | OSMO_ASSERT(ms1 == ms); |
| 2041 | |
| 2042 | /* Now establish a new UL TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2043 | ul_tbf = establish_ul_tbf_single_phase(bts, ts_no, tlli1, &fn, qta); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2044 | |
| 2045 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2046 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2047 | |
| 2048 | /* There should be a different MS object */ |
| 2049 | OSMO_ASSERT(ms2 != ms1); |
| 2050 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2051 | ms = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2052 | OSMO_ASSERT(ms2 == ms); |
| 2053 | OSMO_ASSERT(ms1 != ms); |
| 2054 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 2055 | /* DL TBF should be removed */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2056 | OSMO_ASSERT(!ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2057 | |
| 2058 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2059 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2060 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2061 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2062 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2063 | } |
| 2064 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2065 | static void test_tbf_dl_reuse() |
| 2066 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2067 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2068 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2069 | int ts_no = 7; |
| 2070 | uint32_t fn = 2654218; |
| 2071 | uint16_t qta = 31; |
| 2072 | uint32_t tlli1 = 0xf1223344; |
| 2073 | const char *imsi = "0011223344"; |
| 2074 | uint8_t ms_class = 1; |
| 2075 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2076 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 2077 | GprsMs *ms1, *ms2; |
| 2078 | unsigned i; |
| 2079 | RlcMacUplink_t ulreq = {0}; |
| 2080 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2081 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2082 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2083 | setup_bts(bts, ts_no, 1); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2084 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2085 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli1, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2086 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2087 | |
| 2088 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2089 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2090 | |
| 2091 | /* Send some LLC frames */ |
| 2092 | for (i = 0; i < 40; i++) { |
| 2093 | char buf[32]; |
| 2094 | int rc; |
| 2095 | |
| 2096 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 2097 | OSMO_ASSERT(rc > 0); |
| 2098 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2099 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)buf, rc); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2100 | } |
| 2101 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2102 | print_ms(ms1, true); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2103 | |
| 2104 | /* Send Packet Downlink Assignment to MS */ |
| 2105 | request_dl_rlc_block(ul_tbf, &fn); |
| 2106 | |
| 2107 | /* Ack it */ |
| 2108 | send_control_ack(ul_tbf); |
| 2109 | |
| 2110 | /* Transmit all data */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2111 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2112 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
| 2113 | OSMO_ASSERT(ms_dl_tbf(ms1)); |
| 2114 | OSMO_ASSERT(ms_dl_tbf(ms1)->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2115 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2116 | dl_tbf1 = ms_dl_tbf(ms1); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2117 | |
| 2118 | /* Send some LLC frames */ |
| 2119 | for (i = 0; i < 10; i++) { |
| 2120 | char buf[32]; |
| 2121 | int rc; |
| 2122 | |
| 2123 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 2124 | OSMO_ASSERT(rc > 0); |
| 2125 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2126 | send_dl_data(bts, tlli1, imsi, (const uint8_t *)buf, rc); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2127 | } |
| 2128 | |
| 2129 | /* Fake Final DL Ack/Nack */ |
| 2130 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 2131 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 2132 | |
| 2133 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2134 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 2135 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 2136 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2137 | send_ul_mac_block(bts, 0, dl_tbf1->poll_ts, &ulreq, dl_tbf1->poll_fn); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2138 | |
| 2139 | OSMO_ASSERT(dl_tbf1->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 2140 | |
| 2141 | request_dl_rlc_block(dl_tbf1, &fn); |
| 2142 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2143 | ms2 = bts_ms_by_tlli(bts, tlli1, GSM_RESERVED_TMSI); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2144 | OSMO_ASSERT(ms2 == ms1); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2145 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
| 2146 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(GPRS_RLCMAC_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2147 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2148 | dl_tbf2 = ms_dl_tbf(ms2); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2149 | |
| 2150 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 2151 | |
| 2152 | send_control_ack(dl_tbf1); |
Jacob Erlbeck | 6835cea | 2015-08-21 15:24:02 +0200 | [diff] [blame] | 2153 | OSMO_ASSERT(dl_tbf2->state_is(GPRS_RLCMAC_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2154 | |
| 2155 | /* Transmit all data */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2156 | transmit_dl_data(bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2157 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms2)) == 0); |
| 2158 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
| 2159 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2160 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2161 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2162 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2163 | } |
| 2164 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2165 | static void test_tbf_gprs_egprs() |
| 2166 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2167 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2168 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2169 | uint8_t ts_no = 4; |
| 2170 | uint8_t ms_class = 45; |
| 2171 | int rc = 0; |
| 2172 | uint32_t tlli = 0xc0006789; |
| 2173 | const char *imsi = "001001123456789"; |
| 2174 | unsigned delay_csec = 1000; |
| 2175 | |
| 2176 | uint8_t buf[256] = {0}; |
| 2177 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2178 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2179 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2180 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2181 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2182 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2183 | abort(); |
| 2184 | } |
| 2185 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2186 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2187 | |
| 2188 | /* EGPRS-only */ |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2189 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2190 | gprs_bssgp_init(bts, 3234, 3234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2191 | |
| 2192 | /* Does not support EGPRS */ |
Pau Espin Pedrol | 8a35e64 | 2021-01-18 17:14:14 +0100 | [diff] [blame] | 2193 | rc = dl_tbf_handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2194 | delay_csec, buf, sizeof(buf)); |
| 2195 | |
Pau Espin Pedrol | 569f0d2 | 2020-10-27 14:45:20 +0100 | [diff] [blame] | 2196 | OSMO_ASSERT(rc == 0); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2197 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2198 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2199 | gprs_bssgp_destroy(bts); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2200 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2201 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2202 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2203 | static inline void ws_check(gprs_rlcmac_dl_tbf *dl_tbf, const char *test, uint8_t exp_slots, uint16_t exp_ws, |
| 2204 | bool free, bool end) |
| 2205 | { |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2206 | gprs_rlcmac_bts *bts = dl_tbf->bts; |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2207 | if (!dl_tbf) { |
| 2208 | fprintf(stderr, "%s(): FAILED (NULL TBF)\n", test); |
| 2209 | return; |
| 2210 | } |
| 2211 | |
| 2212 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d", |
| 2213 | dl_tbf->dl_slots(), |
| 2214 | pcu_bitcount(dl_tbf->dl_slots()), |
| 2215 | dl_tbf->window_size()); |
| 2216 | |
| 2217 | if (pcu_bitcount(dl_tbf->dl_slots()) != exp_slots || dl_tbf->window_size() != exp_ws) |
| 2218 | fprintf(stderr, "%s(): DL TBF FAILED: dl_slots = %u (exp. %u), WS = %u (exp. %u)", |
| 2219 | test, pcu_bitcount(dl_tbf->dl_slots()), 4, dl_tbf->window_size(), 128 + 4 * 64); |
| 2220 | |
| 2221 | fprintf(stderr, "\n"); |
| 2222 | |
| 2223 | if (free) |
| 2224 | tbf_free(dl_tbf); |
| 2225 | |
| 2226 | if (end) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2227 | fprintf(stderr, "=== end %s ===\n", test); |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2228 | gprs_bssgp_destroy(bts); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2229 | } |
| 2230 | } |
| 2231 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2232 | static void test_tbf_ws() |
| 2233 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2234 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2235 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2236 | GprsMs *ms; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2237 | uint8_t ts_no = 4; |
| 2238 | uint8_t ms_class = 12; |
| 2239 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2240 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2241 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2242 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2243 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2244 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2245 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2246 | abort(); |
| 2247 | } |
| 2248 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2249 | setup_bts(bts, ts_no); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2250 | |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 2251 | the_pcu->vty.ws_base = 128; |
| 2252 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 2253 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2254 | bts->trx[0].pdch[2].enable(); |
| 2255 | bts->trx[0].pdch[3].enable(); |
| 2256 | bts->trx[0].pdch[4].enable(); |
| 2257 | bts->trx[0].pdch[5].enable(); |
| 2258 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2259 | gprs_bssgp_init(bts, 4234, 4234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2260 | |
| 2261 | /* Does no support EGPRS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2262 | ms = bts_alloc_ms(bts, ms_class, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2263 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, 0, false); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2264 | |
| 2265 | ws_check(dl_tbf, __func__, 4, 64, true, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2266 | |
| 2267 | /* EGPRS-only */ |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2268 | |
| 2269 | /* Does support EGPRS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2270 | ms = bts_alloc_ms(bts, ms_class, ms_class); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2271 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, 0, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2272 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2273 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true, true); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2274 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2275 | } |
| 2276 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2277 | static void test_tbf_update_ws(void) |
| 2278 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2279 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2280 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2281 | GprsMs *ms; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2282 | uint8_t ts_no = 4; |
| 2283 | uint8_t ms_class = 11; |
| 2284 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2285 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2286 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2287 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2288 | bts->pcu->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2289 | if (!bts->pcu->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2290 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2291 | abort(); |
| 2292 | } |
| 2293 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2294 | setup_bts(bts, ts_no); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2295 | |
Pau Espin Pedrol | 519d071 | 2021-01-14 14:30:03 +0100 | [diff] [blame] | 2296 | the_pcu->vty.ws_base = 128; |
| 2297 | the_pcu->vty.ws_pdch = 64; |
Pau Espin Pedrol | ac3fd12 | 2021-01-13 18:54:38 +0100 | [diff] [blame] | 2298 | the_pcu->alloc_algorithm = alloc_algorithm_b; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2299 | bts->trx[0].pdch[2].enable(); |
| 2300 | bts->trx[0].pdch[3].enable(); |
| 2301 | bts->trx[0].pdch[4].enable(); |
| 2302 | bts->trx[0].pdch[5].enable(); |
| 2303 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2304 | gprs_bssgp_init(bts, 5234, 5234, 1, 1, false, 0, 0, 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2305 | |
| 2306 | /* EGPRS-only */ |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2307 | |
| 2308 | /* Does support EGPRS */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2309 | ms = bts_alloc_ms(bts, ms_class, ms_class); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2310 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, 0, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2311 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2312 | ws_check(dl_tbf, __func__, 1, 128 + 1 * 64, false, false); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2313 | |
| 2314 | dl_tbf->update(); |
| 2315 | |
Aravind Sirsikar | 0ee31cf | 2016-09-15 17:54:46 +0530 | [diff] [blame] | 2316 | /* window size should be 384 */ |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2317 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true, true); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2318 | TALLOC_FREE(the_pcu); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2319 | } |
| 2320 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2321 | static void test_tbf_puan_urbb_len(void) |
| 2322 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2323 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2324 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2325 | int ts_no = 7; |
| 2326 | uint32_t fn = 2654218; |
| 2327 | uint16_t qta = 31; |
| 2328 | uint32_t tlli = 0xf1223344; |
| 2329 | const char *imsi = "0011223344"; |
| 2330 | uint8_t ms_class = 1; |
| 2331 | uint8_t egprs_ms_class = 1; |
| 2332 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2333 | uint8_t test_data[256]; |
| 2334 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2335 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2336 | |
| 2337 | memset(test_data, 1, sizeof(test_data)); |
| 2338 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2339 | setup_bts(bts, ts_no, 4); |
| 2340 | bts->initial_mcs_dl = 9; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2341 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2342 | ul_tbf = puan_urbb_len_issue(bts, ts_no, tlli, &fn, qta, |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2343 | ms_class, egprs_ms_class); |
| 2344 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2345 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2346 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2347 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2348 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2349 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2350 | } |
| 2351 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2352 | static gprs_rlcmac_ul_tbf *tbf_li_decoding(struct gprs_rlcmac_bts *bts, |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2353 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 2354 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 2355 | { |
| 2356 | GprsMs *ms; |
| 2357 | uint32_t rach_fn = *fn - 51; |
| 2358 | uint32_t sba_fn = *fn + 52; |
| 2359 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2360 | int tfi = 0; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2361 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2362 | struct gprs_rlcmac_pdch *pdch; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2363 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2364 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2365 | Packet_Resource_Request_t *presreq = NULL; |
| 2366 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 2367 | Multislot_capability_t *pmultislotcap = NULL; |
| 2368 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2369 | /* needed to set last_rts_fn in the PDCH object */ |
| 2370 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 2371 | |
| 2372 | /* |
| 2373 | * simulate RACH, this sends an Immediate |
| 2374 | * Assignment Uplink on the AGCH |
| 2375 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2376 | bts_handle_rach(bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2377 | |
| 2378 | /* get next free TFI */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2379 | tfi = bts_tfi_find_free(bts, GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2380 | |
| 2381 | /* fake a resource request */ |
| 2382 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 2383 | presreq = &ulreq.u.Packet_Resource_Request; |
| 2384 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2385 | presreq->ID.UnionType = 1; /* != 0 */ |
| 2386 | presreq->ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 2387 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 2388 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2389 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 2390 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 2391 | Exist_Multislot_capability = 1; |
| 2392 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 2393 | u.Content.Multislot_capability; |
| 2394 | |
| 2395 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 2396 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 2397 | if (egprs_ms_class) { |
| 2398 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 2399 | pmultislotcap->EGPRS_multislot_class = ms_class; |
| 2400 | } |
| 2401 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2402 | send_ul_mac_block(bts, trx_no, ts_no, &ulreq, sba_fn); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2403 | |
| 2404 | /* check the TBF */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2405 | ul_tbf = bts_ul_tbf_by_tfi(bts, tfi, trx_no, ts_no); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2406 | OSMO_ASSERT(ul_tbf); |
| 2407 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 2408 | |
| 2409 | /* send packet uplink assignment */ |
| 2410 | *fn = sba_fn; |
| 2411 | request_dl_rlc_block(ul_tbf, fn); |
| 2412 | |
| 2413 | /* send real acknowledgement */ |
| 2414 | send_control_ack(ul_tbf); |
| 2415 | |
| 2416 | check_tbf(ul_tbf); |
| 2417 | |
| 2418 | uint8_t data_msg[49] = {0}; |
| 2419 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2420 | pdch = &bts->trx[trx_no].pdch[ts_no]; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2421 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2422 | ms = bts_ms_by_tlli(bts, tlli, GSM_RESERVED_TMSI); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2423 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2424 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 2425 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2426 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2427 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 2428 | egprs3->si = 0; |
| 2429 | egprs3->r = 1; |
| 2430 | egprs3->cv = 7; |
| 2431 | egprs3->tfi_hi = tfi & 0x03; |
| 2432 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 2433 | egprs3->bsn1_hi = 0; |
| 2434 | egprs3->bsn1_lo = 0; |
| 2435 | egprs3->cps_hi = 1; |
| 2436 | data_msg[3] = 0xff; |
| 2437 | egprs3->pi = 0; |
| 2438 | egprs3->cps_lo = 1; |
| 2439 | egprs3->rsb = 0; |
| 2440 | egprs3->spb = 0; |
| 2441 | egprs3->pi = 0; |
| 2442 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2443 | |
| 2444 | egprs3->bsn1_hi = 1; |
| 2445 | egprs3->bsn1_lo = 0; |
| 2446 | data_msg[3] = 0x7f; |
| 2447 | egprs3->cps_lo = 1; |
| 2448 | egprs3->rsb = 0; |
| 2449 | egprs3->spb = 0; |
| 2450 | egprs3->pi = 0; |
| 2451 | data_msg[4] = 0x2; |
| 2452 | data_msg[5] = 0x0; |
| 2453 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2454 | |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 2455 | OSMO_ASSERT(ul_tbf->m_llc.m_index == 43); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2456 | |
| 2457 | return ul_tbf; |
| 2458 | } |
| 2459 | |
| 2460 | static void test_tbf_li_decoding(void) |
| 2461 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2462 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2463 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2464 | int ts_no = 7; |
| 2465 | uint32_t fn = 2654218; |
| 2466 | uint16_t qta = 31; |
| 2467 | uint32_t tlli = 0xf1223344; |
| 2468 | const char *imsi = "0011223344"; |
| 2469 | uint8_t ms_class = 1; |
| 2470 | uint8_t egprs_ms_class = 1; |
| 2471 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2472 | uint8_t test_data[256]; |
| 2473 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2474 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2475 | |
| 2476 | memset(test_data, 1, sizeof(test_data)); |
| 2477 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2478 | setup_bts(bts, ts_no, 4); |
| 2479 | bts->initial_mcs_dl = 9; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2480 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2481 | ul_tbf = tbf_li_decoding(bts, ts_no, tlli, &fn, qta, |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2482 | ms_class, egprs_ms_class); |
| 2483 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2484 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2485 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2486 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2487 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2488 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2489 | } |
| 2490 | |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2491 | /* |
| 2492 | * Test that a bit within the uncompressed bitmap whose BSN is not within |
| 2493 | * the transmit window shall be ignored. See section 9.1.8.2.4 of 44.060 |
| 2494 | * version 7.27.0 Release 7. |
| 2495 | */ |
| 2496 | static void test_tbf_epdan_out_of_rx_window(void) |
| 2497 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2498 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2499 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2500 | uint8_t ms_class = 11; |
| 2501 | uint8_t egprs_ms_class = 11; |
| 2502 | uint8_t trx_no; |
| 2503 | uint32_t tlli = 0xffeeddcc; |
| 2504 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2505 | int ts_no = 4; |
| 2506 | bitvec *block; |
| 2507 | uint8_t bits_data[RLC_EGPRS_MAX_WS/8]; |
| 2508 | bitvec bits; |
| 2509 | int bsn_begin, bsn_end; |
| 2510 | EGPRS_PD_AckNack_t *ack_nack; |
| 2511 | RlcMacUplink_t ul_control_block; |
| 2512 | gprs_rlc_v_b *prlcmvb; |
| 2513 | gprs_rlc_dl_window *prlcdlwindow; |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2514 | int rc; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2515 | |
aravind sirsikar | cc4214a | 2016-12-09 16:12:42 +0530 | [diff] [blame] | 2516 | memset(&ul_control_block, 0, sizeof(RlcMacUplink_t)); |
| 2517 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2518 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2519 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2520 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 2521 | 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] | 2522 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 2523 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2524 | |
| 2525 | /* |
| 2526 | * Simulate a message captured during over-the-air testing, |
| 2527 | * where the following values were observed: |
| 2528 | * v_a = 1176, vs = 1288, max sns = 2048, window size = 480. |
| 2529 | */ |
| 2530 | uint8_t data_msg[23] = {0x40, 0x20, 0x0b, 0xff, 0xd1, |
| 2531 | 0x61, 0x00, 0x3e, 0x0e, 0x51, 0x9f, |
| 2532 | 0xff, 0xff, 0xfb, 0x80, 0x00, 0x00, |
| 2533 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 2534 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2535 | dl_tbf = create_dl_tbf(bts, ms_class, egprs_ms_class, &trx_no); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2536 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2537 | prlcdlwindow = static_cast<gprs_rlc_dl_window *>(dl_tbf->window()); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2538 | prlcmvb = &prlcdlwindow->m_v_b; |
| 2539 | prlcdlwindow->m_v_s = 1288; |
| 2540 | prlcdlwindow->m_v_a = 1176; |
| 2541 | prlcdlwindow->set_sns(2048); |
| 2542 | prlcdlwindow->set_ws(480); |
| 2543 | prlcmvb->mark_unacked(1176); |
| 2544 | prlcmvb->mark_unacked(1177); |
| 2545 | prlcmvb->mark_unacked(1286); |
| 2546 | prlcmvb->mark_unacked(1287); |
| 2547 | |
| 2548 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2549 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 2550 | block = bitvec_alloc(23, tall_pcu_ctx); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2551 | |
| 2552 | bitvec_unpack(block, data_msg); |
| 2553 | |
| 2554 | bits.data = bits_data; |
| 2555 | bits.data_len = sizeof(bits_data); |
| 2556 | bits.cur_bit = 0; |
| 2557 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2558 | rc = decode_gsm_rlcmac_uplink(block, &ul_control_block); |
| 2559 | OSMO_ASSERT(rc == 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2560 | |
| 2561 | ack_nack = &ul_control_block.u.Egprs_Packet_Downlink_Ack_Nack; |
| 2562 | |
| 2563 | OSMO_ASSERT(prlcmvb->is_unacked(1176)); |
| 2564 | OSMO_ASSERT(prlcmvb->is_unacked(1177)); |
| 2565 | OSMO_ASSERT(prlcmvb->is_unacked(1286)); |
| 2566 | OSMO_ASSERT(prlcmvb->is_unacked(1287)); |
| 2567 | |
| 2568 | Decoding::decode_egprs_acknack_bits( |
| 2569 | &ack_nack->EGPRS_AckNack.Desc, &bits, |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2570 | &bsn_begin, &bsn_end, prlcdlwindow); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2571 | |
| 2572 | dl_tbf->rcvd_dl_ack( |
| 2573 | ack_nack->EGPRS_AckNack.Desc.FINAL_ACK_INDICATION, |
| 2574 | bsn_begin, &bits); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2575 | |
aravind sirsikar | fb41afa | 2016-11-02 15:48:00 +0530 | [diff] [blame] | 2576 | OSMO_ASSERT(prlcmvb->is_invalid(1176)); |
| 2577 | OSMO_ASSERT(prlcmvb->is_invalid(1177)); |
| 2578 | OSMO_ASSERT(prlcmvb->is_acked(1286)); |
| 2579 | OSMO_ASSERT(prlcmvb->is_acked(1287)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2580 | |
| 2581 | bitvec_free(block); |
| 2582 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2583 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2584 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2585 | } |
| 2586 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2587 | static void test_tbf_egprs_two_phase_spb(void) |
| 2588 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2589 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2590 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2591 | int ts_no = 7; |
| 2592 | uint32_t fn = 2654218; |
| 2593 | uint16_t qta = 31; |
| 2594 | uint32_t tlli = 0xf1223344; |
| 2595 | const char *imsi = "0011223344"; |
| 2596 | uint8_t ms_class = 1; |
| 2597 | uint8_t egprs_ms_class = 1; |
| 2598 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2599 | uint8_t test_data[256]; |
| 2600 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2601 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2602 | |
| 2603 | memset(test_data, 1, sizeof(test_data)); |
| 2604 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2605 | setup_bts(bts, ts_no, 4); |
| 2606 | bts->initial_mcs_dl = 9; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2607 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2608 | ul_tbf = establish_ul_tbf_two_phase_spb(bts, ts_no, tlli, &fn, qta, |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2609 | ms_class, egprs_ms_class); |
| 2610 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2611 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2612 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2613 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2614 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2615 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2616 | } |
| 2617 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2618 | static void test_tbf_egprs_two_phase() |
| 2619 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2620 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 2621 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2622 | int ts_no = 7; |
| 2623 | uint32_t fn = 2654218; |
| 2624 | uint16_t qta = 31; |
| 2625 | uint32_t tlli = 0xf1223344; |
| 2626 | const char *imsi = "0011223344"; |
| 2627 | uint8_t ms_class = 1; |
| 2628 | uint8_t egprs_ms_class = 1; |
| 2629 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2630 | uint8_t test_data[256]; |
| 2631 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2632 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2633 | |
| 2634 | memset(test_data, 1, sizeof(test_data)); |
| 2635 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2636 | setup_bts(bts, ts_no, 4); |
| 2637 | bts->initial_mcs_dl = 9; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2638 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2639 | ul_tbf = establish_ul_tbf_two_phase(bts, ts_no, tlli, &fn, qta, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2640 | ms_class, egprs_ms_class); |
| 2641 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2642 | print_ta_tlli(ul_tbf, true); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2643 | send_dl_data(bts, tlli, imsi, test_data, sizeof(test_data)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2644 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 2645 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2646 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2647 | } |
| 2648 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2649 | 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] | 2650 | { |
| 2651 | unsigned i; |
| 2652 | uint8_t ms_class = 11; |
| 2653 | uint8_t egprs_ms_class = 11; |
| 2654 | uint32_t fn = 0; |
| 2655 | uint8_t trx_no; |
| 2656 | uint32_t tlli = 0xffeeddcc; |
| 2657 | uint8_t test_data[512]; |
| 2658 | |
| 2659 | uint8_t rbb[64/8]; |
| 2660 | |
| 2661 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2662 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2663 | fprintf(stderr, "Testing MCS-%d\n", mcs); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2664 | |
| 2665 | memset(test_data, 1, sizeof(test_data)); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2666 | bts->initial_mcs_dl = mcs; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2667 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2668 | dl_tbf = create_dl_tbf(bts, ms_class, egprs_ms_class, &trx_no); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2669 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2670 | |
| 2671 | for (i = 0; i < sizeof(llc_data); i++) |
| 2672 | llc_data[i] = i%256; |
| 2673 | |
| 2674 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2675 | |
| 2676 | /* Schedule a small LLC frame */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 2677 | dl_tbf->append_data(1000, test_data, 10); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2678 | |
| 2679 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2680 | |
| 2681 | /* Drain the queue */ |
| 2682 | while (dl_tbf->have_data()) |
| 2683 | /* Request to send one RLC/MAC block */ |
| 2684 | request_dl_rlc_block(dl_tbf, &fn); |
| 2685 | |
| 2686 | /* Schedule a large LLC frame */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 2687 | dl_tbf->append_data(1000, test_data, sizeof(test_data)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2688 | |
| 2689 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2690 | |
| 2691 | /* Drain the queue */ |
| 2692 | while (dl_tbf->have_data()) |
| 2693 | /* Request to send one RLC/MAC block */ |
| 2694 | request_dl_rlc_block(dl_tbf, &fn); |
| 2695 | |
| 2696 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2697 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2698 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2699 | |
| 2700 | /* Clean up and ensure tbfs are in the correct state */ |
| 2701 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 2702 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2703 | check_tbf(dl_tbf); |
| 2704 | tbf_free(dl_tbf); |
| 2705 | } |
| 2706 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2707 | static gprs_rlcmac_dl_tbf *tbf_init(struct gprs_rlcmac_bts *bts, |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2708 | int mcs) |
| 2709 | { |
| 2710 | unsigned i; |
| 2711 | uint8_t ms_class = 11; |
| 2712 | uint8_t egprs_ms_class = 11; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2713 | uint8_t trx_no; |
| 2714 | uint32_t tlli = 0xffeeddcc; |
| 2715 | uint8_t test_data[512]; |
| 2716 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2717 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2718 | |
| 2719 | memset(test_data, 1, sizeof(test_data)); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2720 | bts->initial_mcs_dl = mcs; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2721 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2722 | dl_tbf = create_dl_tbf(bts, ms_class, egprs_ms_class, &trx_no); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2723 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2724 | |
| 2725 | for (i = 0; i < sizeof(test_data); i++) |
| 2726 | test_data[i] = i%256; |
| 2727 | |
| 2728 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2729 | |
| 2730 | /* Schedule a LLC frame |
| 2731 | * passing only 100 bytes, since it is enough to construct |
| 2732 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2733 | * cases |
| 2734 | */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 2735 | dl_tbf->append_data(1000, test_data, 100); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2736 | |
| 2737 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2738 | |
| 2739 | return dl_tbf; |
| 2740 | |
| 2741 | } |
| 2742 | |
| 2743 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2744 | { |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2745 | uint8_t rbb[64/8]; |
| 2746 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2747 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2748 | |
| 2749 | /* Clean up and ensure tbfs are in the correct state */ |
| 2750 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 2751 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2752 | check_tbf(dl_tbf); |
| 2753 | tbf_free(dl_tbf); |
| 2754 | |
| 2755 | } |
| 2756 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2757 | #define NACK(tbf, x) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2758 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2759 | w->m_v_b.mark_nacked(x); \ |
| 2760 | OSMO_ASSERT(w->m_v_b.is_nacked(x)); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2761 | } while(0) |
| 2762 | |
| 2763 | #define CHECK_UNACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2764 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2765 | OSMO_ASSERT(w->m_v_b.is_unacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2766 | 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] | 2767 | } while(0) |
| 2768 | |
| 2769 | #define CHECK_NACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2770 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2771 | OSMO_ASSERT(w->m_v_b.is_nacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2772 | 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] | 2773 | } while(0) |
| 2774 | |
| 2775 | #define MAKE_ACKED(m, tbf, fn, cs, check_unacked) do { \ |
| 2776 | m = tbf->create_dl_acked_block(fn, tbf->control_ts); \ |
| 2777 | OSMO_ASSERT(m); \ |
| 2778 | if (check_unacked) \ |
| 2779 | CHECK_UNACKED(tbf, cs, 0); \ |
| 2780 | else \ |
| 2781 | CHECK_NACKED(tbf, cs, 0); \ |
| 2782 | } while(0) |
| 2783 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2784 | static void egprs_spb_to_normal_validation(struct gprs_rlcmac_bts *bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2785 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2786 | { |
| 2787 | uint32_t fn = 0; |
| 2788 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2789 | uint16_t bsn1, bsn2, bsn3; |
| 2790 | struct msgb *msg; |
| 2791 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2792 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2793 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2794 | 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] | 2795 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2796 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2797 | |
| 2798 | /* |
| 2799 | * Table 10.4.8a.3.1 of 44.060. |
| 2800 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2801 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2802 | */ |
| 2803 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2804 | return; |
| 2805 | |
| 2806 | fn = fn_add_blocks(fn, 1); |
| 2807 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2808 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2809 | |
| 2810 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2811 | bsn1 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2812 | |
| 2813 | NACK(dl_tbf, 0); |
| 2814 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2815 | OSMO_ASSERT(bsn1 == 0); |
| 2816 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2817 | 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] | 2818 | |
| 2819 | fn = fn_add_blocks(fn, 1); |
| 2820 | |
| 2821 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2822 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2823 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2824 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2825 | |
| 2826 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2827 | OSMO_ASSERT(egprs3->spb == 2); |
| 2828 | |
| 2829 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2830 | OSMO_ASSERT(egprs3->cps == 3); |
| 2831 | |
| 2832 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2833 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2834 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2835 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2836 | |
| 2837 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2838 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2839 | OSMO_ASSERT(egprs3->spb == 3); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2840 | bsn2 = (egprs3->bsn1_hi << 9) | (egprs3->bsn1_mid << 1) | (egprs3->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2841 | OSMO_ASSERT(bsn2 == bsn1); |
| 2842 | |
| 2843 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2844 | OSMO_ASSERT(egprs3->cps == 3); |
| 2845 | |
| 2846 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2847 | 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] | 2848 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2849 | NACK(dl_tbf, 0); |
| 2850 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2851 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2852 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2853 | |
| 2854 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2855 | OSMO_ASSERT(egprs2->cps == 0); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2856 | bsn3 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2857 | OSMO_ASSERT(bsn3 == bsn2); |
| 2858 | |
| 2859 | tbf_cleanup(dl_tbf); |
| 2860 | } |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2861 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2862 | 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] | 2863 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2864 | { |
| 2865 | uint32_t fn = 0; |
| 2866 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2867 | struct msgb *msg; |
| 2868 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2869 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2870 | 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] | 2871 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2872 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2873 | |
| 2874 | /* |
| 2875 | * Table 10.4.8a.3.1 of 44.060. |
| 2876 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2877 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2878 | */ |
| 2879 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 2880 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2881 | * dated 2016-02-07 23:45:40 (UTC) |
| 2882 | */ |
| 2883 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 2884 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 2885 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 2886 | return; |
| 2887 | |
| 2888 | fn = fn_add_blocks(fn, 1); |
| 2889 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2890 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2891 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2892 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2893 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2894 | 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] | 2895 | |
| 2896 | fn = fn_add_blocks(fn, 1); |
| 2897 | |
| 2898 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2899 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2900 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2901 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2902 | |
| 2903 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2904 | OSMO_ASSERT(egprs3->spb == 2); |
| 2905 | |
| 2906 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2907 | switch (demanded_mcs) { |
| 2908 | case 3: |
| 2909 | OSMO_ASSERT(egprs3->cps == 3); |
| 2910 | break; |
| 2911 | case 2: |
| 2912 | OSMO_ASSERT(egprs3->cps == 9); |
| 2913 | break; |
| 2914 | case 1: |
| 2915 | OSMO_ASSERT(egprs3->cps == 11); |
| 2916 | break; |
| 2917 | default: |
| 2918 | OSMO_ASSERT(false); |
| 2919 | break; |
| 2920 | } |
| 2921 | |
| 2922 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2923 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2924 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2925 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2926 | |
| 2927 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2928 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2929 | OSMO_ASSERT(egprs3->spb == 3); |
| 2930 | |
| 2931 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2932 | switch (demanded_mcs) { |
| 2933 | case 3: |
| 2934 | OSMO_ASSERT(egprs3->cps == 3); |
| 2935 | break; |
| 2936 | case 2: |
| 2937 | OSMO_ASSERT(egprs3->cps == 9); |
| 2938 | break; |
| 2939 | case 1: |
| 2940 | OSMO_ASSERT(egprs3->cps == 11); |
| 2941 | break; |
| 2942 | default: |
| 2943 | OSMO_ASSERT(false); |
| 2944 | break; |
| 2945 | } |
| 2946 | tbf_cleanup(dl_tbf); |
| 2947 | } |
| 2948 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2949 | 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] | 2950 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2951 | { |
| 2952 | uint32_t fn = 0; |
| 2953 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2954 | struct msgb *msg; |
| 2955 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2956 | fprintf(stderr, "Testing retx for MCS %u - %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2957 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 2958 | dl_tbf = tbf_init(bts, mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2959 | |
| 2960 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 2961 | * The MCS transition are referred from table Table 8.1.1.2 |
| 2962 | * of TS 44.060 |
| 2963 | */ |
| 2964 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 2965 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2966 | * dated 2016-02-07 23:45:40 (UTC) |
| 2967 | */ |
| 2968 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 2969 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 2970 | fn = fn_add_blocks(fn, 1); |
| 2971 | /* Send 2 RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2972 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 2973 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2974 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2975 | NACK(dl_tbf, 0); |
| 2976 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2977 | |
| 2978 | /* Set the demanded MCS to demanded_mcs */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 2979 | 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] | 2980 | |
| 2981 | fn = fn_add_blocks(fn, 1); |
| 2982 | /* Retransmit the first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2983 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 2984 | CHECK_NACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2985 | |
| 2986 | fn = fn_add_blocks(fn, 1); |
| 2987 | /* Retransmit the second RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2988 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 2989 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2990 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 2991 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 2992 | fn = fn_add_blocks(fn, 1); |
| 2993 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2994 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2995 | |
| 2996 | fn = fn_add_blocks(fn, 1); |
| 2997 | /* Send second RLC data block BSN 1 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2998 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 2999 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3000 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3001 | NACK(dl_tbf, 0); |
| 3002 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3003 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3004 | 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] | 3005 | |
| 3006 | fn = fn_add_blocks(fn, 1); |
| 3007 | /* Send first, second RLC data blocks with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3008 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3009 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3010 | } else if (mcs > 6) { |
| 3011 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 3012 | fn = fn_add_blocks(fn, 1); |
| 3013 | /* Send first,second RLC data blocks */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3014 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3015 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3016 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3017 | NACK(dl_tbf, 0); |
| 3018 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3019 | |
| 3020 | fn = fn_add_blocks(fn, 1); |
| 3021 | /* Send first,second RLC data blocks with demanded_mcs*/ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3022 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3023 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3024 | } else { |
| 3025 | |
| 3026 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 3027 | fn = fn_add_blocks(fn, 1); |
| 3028 | /* Send first RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3029 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3030 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3031 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3032 | |
| 3033 | fn = fn_add_blocks(fn, 1); |
| 3034 | /* Send first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3035 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3036 | } |
| 3037 | |
| 3038 | tbf_cleanup(dl_tbf); |
| 3039 | } |
| 3040 | |
| 3041 | static void test_tbf_egprs_retx_dl(void) |
| 3042 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3043 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 3044 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3045 | uint8_t ts_no = 4; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3046 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3047 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3048 | |
Pau Espin Pedrol | ad79b85 | 2021-01-14 13:20:55 +0100 | [diff] [blame] | 3049 | the_pcu->vty.cs_downgrade_threshold = 0; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3050 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3051 | 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] | 3052 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3053 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3054 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3055 | |
| 3056 | /* First parameter is current MCS, second one is demanded_mcs */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3057 | establish_and_use_egprs_dl_tbf_for_retx(bts, 6, 6); |
| 3058 | establish_and_use_egprs_dl_tbf_for_retx(bts, 1, 9); |
| 3059 | establish_and_use_egprs_dl_tbf_for_retx(bts, 2, 8); |
| 3060 | establish_and_use_egprs_dl_tbf_for_retx(bts, 5, 7); |
| 3061 | establish_and_use_egprs_dl_tbf_for_retx(bts, 6, 9); |
| 3062 | establish_and_use_egprs_dl_tbf_for_retx(bts, 7, 5); |
| 3063 | establish_and_use_egprs_dl_tbf_for_retx(bts, 9, 6); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3064 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3065 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3066 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3067 | } |
| 3068 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3069 | static void test_tbf_egprs_spb_dl(void) |
| 3070 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3071 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 3072 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3073 | uint8_t ts_no = 4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3074 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3075 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3076 | |
Pau Espin Pedrol | ad79b85 | 2021-01-14 13:20:55 +0100 | [diff] [blame] | 3077 | the_pcu->vty.cs_downgrade_threshold = 0; |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3078 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3079 | 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] | 3080 | |
| 3081 | /* ARQ I resegmentation support */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3082 | the_pcu->vty.dl_arq_type = EGPRS_ARQ1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3083 | |
| 3084 | /* |
| 3085 | * First parameter is current MCS, second one is demanded_mcs |
| 3086 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 3087 | * rest scenarios has been integration tested |
| 3088 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3089 | establish_and_use_egprs_dl_tbf_for_spb(bts, 6, 3); |
| 3090 | establish_and_use_egprs_dl_tbf_for_spb(bts, 5, 2); |
| 3091 | establish_and_use_egprs_dl_tbf_for_spb(bts, 4, 1); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3092 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3093 | egprs_spb_to_normal_validation(bts, 6, 3); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3094 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3095 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3096 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3097 | } |
| 3098 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3099 | static void test_tbf_egprs_dl() |
| 3100 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3101 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 3102 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3103 | uint8_t ts_no = 4; |
| 3104 | int i; |
| 3105 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3106 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3107 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3108 | setup_bts(bts, ts_no); |
Pau Espin Pedrol | 924aaad | 2021-01-14 12:01:42 +0100 | [diff] [blame] | 3109 | 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] | 3110 | /* ARQ II */ |
Pau Espin Pedrol | 97296b2 | 2021-01-14 13:08:02 +0100 | [diff] [blame] | 3111 | the_pcu->vty.dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3112 | |
| 3113 | for (i = 1; i <= 9; i++) |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3114 | establish_and_use_egprs_dl_tbf(bts, i); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3115 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3116 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3117 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3118 | } |
| 3119 | |
| 3120 | |
| 3121 | |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3122 | static void test_packet_access_rej_prr_no_other_tbfs() |
| 3123 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3124 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 3125 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3126 | uint32_t fn = 2654218; |
| 3127 | int ts_no = 7; |
| 3128 | uint8_t trx_no = 0; |
| 3129 | uint32_t tlli = 0xffeeddcc; |
| 3130 | struct gprs_rlcmac_ul_tbf *ul_tbf = NULL; |
| 3131 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3132 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3133 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3134 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3135 | |
| 3136 | int rc = 0; |
| 3137 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3138 | ul_tbf = handle_tbf_reject(bts, NULL, tlli, |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3139 | trx_no, ts_no); |
| 3140 | |
| 3141 | OSMO_ASSERT(ul_tbf != 0); |
| 3142 | |
| 3143 | /* trigger packet access reject */ |
| 3144 | uint8_t bn = fn2bn(fn); |
| 3145 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3146 | rc = gprs_rlcmac_rcv_rts_block(bts, |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3147 | trx_no, ts_no, fn, bn); |
| 3148 | |
| 3149 | OSMO_ASSERT(rc == 0); |
| 3150 | |
| 3151 | ul_tbf->handle_timeout(); |
| 3152 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3153 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3154 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3155 | } |
| 3156 | |
| 3157 | static void test_packet_access_rej_prr() |
| 3158 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3159 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 3160 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3161 | uint32_t fn = 2654218; |
| 3162 | uint16_t qta = 31; |
| 3163 | int ts_no = 7; |
| 3164 | uint8_t trx_no = 0; |
| 3165 | RlcMacUplink_t ulreq = {0}; |
| 3166 | Packet_Resource_Request_t *presreq = NULL; |
| 3167 | uint8_t ms_class = 11; |
| 3168 | uint8_t egprs_ms_class = 11; |
| 3169 | uint32_t rach_fn = fn - 51; |
| 3170 | uint32_t sba_fn = fn + 52; |
| 3171 | uint32_t tlli = 0xffeeddcc; |
| 3172 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 3173 | Multislot_capability_t *pmultislotcap = NULL; |
| 3174 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3175 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3176 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3177 | setup_bts(bts, ts_no, 4); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3178 | |
| 3179 | int rc = 0; |
| 3180 | |
| 3181 | /* |
| 3182 | * Trigger rach till resources(USF) exhaust |
| 3183 | */ |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3184 | rc = bts_handle_rach(bts, 0x78, rach_fn, qta); |
| 3185 | rc = bts_handle_rach(bts, 0x79, rach_fn, qta); |
| 3186 | rc = bts_handle_rach(bts, 0x7a, rach_fn, qta); |
| 3187 | rc = bts_handle_rach(bts, 0x7b, rach_fn, qta); |
| 3188 | rc = bts_handle_rach(bts, 0x7c, rach_fn, qta); |
| 3189 | rc = bts_handle_rach(bts, 0x7d, rach_fn, qta); |
| 3190 | rc = bts_handle_rach(bts, 0x7e, rach_fn, qta); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3191 | |
| 3192 | /* fake a resource request */ |
| 3193 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 3194 | presreq = &ulreq.u.Packet_Resource_Request; |
| 3195 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 3196 | presreq->ID.UnionType = 1; /* != 0 */ |
| 3197 | presreq->ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 3198 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 3199 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3200 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 3201 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 3202 | Exist_Multislot_capability = 1; |
| 3203 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 3204 | u.Content.Multislot_capability; |
| 3205 | |
| 3206 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 3207 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 3208 | if (egprs_ms_class) { |
| 3209 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 3210 | pmultislotcap->EGPRS_multislot_class = egprs_ms_class; |
| 3211 | } |
| 3212 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3213 | send_ul_mac_block(bts, trx_no, ts_no, &ulreq, sba_fn); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3214 | |
| 3215 | /* trigger packet access reject */ |
| 3216 | uint8_t bn = fn2bn(fn); |
| 3217 | |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3218 | rc = gprs_rlcmac_rcv_rts_block(bts, |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3219 | trx_no, ts_no, fn, bn); |
| 3220 | |
| 3221 | OSMO_ASSERT(rc == 0); |
| 3222 | |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3223 | TALLOC_FREE(the_pcu); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3224 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3225 | } |
| 3226 | |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3227 | void test_packet_access_rej_epdan() |
| 3228 | { |
Pau Espin Pedrol | 47f15fb | 2021-01-14 14:28:26 +0100 | [diff] [blame] | 3229 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
Pau Espin Pedrol | d1049dc | 2021-01-18 17:14:14 +0100 | [diff] [blame^] | 3230 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3231 | uint32_t tlli = 0xffeeddcc; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3232 | static uint8_t exp[] = { 0x40, 0x84, 0x7f, 0xf7, 0x6e, 0xe6, 0x41, 0x4b, |
| 3233 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, |
| 3234 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 3235 | }; |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3236 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3237 | fprintf(stderr, "=== start %s ===\n", __func__); |
Pau Espin Pedrol | 2182e62 | 2021-01-14 16:48:38 +0100 | [diff] [blame] | 3238 | setup_bts(bts, 4); |
| 3239 | static gprs_rlcmac_dl_tbf *dl_tbf = tbf_init(bts, 1); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3240 | |
| 3241 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 3242 | |
| 3243 | struct msgb *msg = dl_tbf->create_packet_access_reject(); |
| 3244 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3245 | fprintf(stderr, "packet reject: %s\n", |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3246 | osmo_hexdump(msg->data, 23)); |
| 3247 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3248 | if (!msgb_eq_data_print(msg, exp, GSM_MACBLOCK_LEN)) |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3249 | fprintf(stderr, "%s test failed!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [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 | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3253 | } |
| 3254 | |
| 3255 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3256 | int main(int argc, char **argv) |
| 3257 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3258 | struct vty_app_info pcu_vty_info = {0}; |
| 3259 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3260 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 3261 | if (!tall_pcu_ctx) |
| 3262 | abort(); |
| 3263 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 3264 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 3265 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3266 | log_set_use_color(osmo_stderr_target, 0); |
| 3267 | log_set_print_filename(osmo_stderr_target, 0); |
Max | fdd79e9 | 2018-01-24 11:04:59 +0100 | [diff] [blame] | 3268 | 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] | 3269 | "DRLCMACSCHED,1:DRLCMACMEAS,3:DNS,3:DLBSSGP,3:DPCU,5:" |
Max | 86e35e4 | 2019-03-07 12:20:42 +0100 | [diff] [blame] | 3270 | "DL1IF,6:DTBF,1:DTBFUL,1:DTBFDL,1:DLGLOBAL,2:"); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3271 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 3272 | pcu_vty_init(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3273 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3274 | /* Initialize shared UL measurements */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 3275 | pcu_l1_meas_set_link_qual(&meas, 12); |
| 3276 | pcu_l1_meas_set_rssi(&meas, 31); |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3277 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 3278 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3279 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 3280 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 3281 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 3282 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 3283 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3284 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 3285 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3286 | test_tbf_single_phase(); |
| 3287 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 3288 | test_tbf_ra_update_rach(); |
| 3289 | test_tbf_dl_flow_and_rach_two_phase(); |
| 3290 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 3291 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 3292 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 3293 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3294 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 3295 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3296 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3297 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3298 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 3299 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 3300 | test_tbf_update_ws(); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 3301 | test_tbf_li_decoding(); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 3302 | test_tbf_epdan_out_of_rx_window(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 3303 | test_immediate_assign_rej(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 3304 | test_tbf_egprs_two_phase_puan(); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3305 | test_packet_access_rej_epdan(); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3306 | test_packet_access_rej_prr(); |
| 3307 | test_packet_access_rej_prr_no_other_tbfs(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 3308 | |
| 3309 | if (getenv("TALLOC_REPORT_FULL")) |
| 3310 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3311 | return EXIT_SUCCESS; |
| 3312 | } |
| 3313 | |
| 3314 | /* |
| 3315 | * stubs that should not be reached |
| 3316 | */ |
| 3317 | extern "C" { |
| 3318 | void l1if_pdch_req() { abort(); } |
| 3319 | void l1if_connect_pdch() { abort(); } |
| 3320 | void l1if_close_pdch() { abort(); } |
| 3321 | void l1if_open_pdch() { abort(); } |
| 3322 | } |