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 | 9d1cdb1 | 2019-09-25 17:47:02 +0200 | [diff] [blame] | 25 | #include "tbf_ul.h" |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 26 | #include "gprs_debug.h" |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 27 | #include "pcu_utils.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 28 | #include "gprs_bssgp_pcu.h" |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 29 | #include "pcu_l1_if.h" |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 30 | #include "decoding.h" |
Max | 1187a77 | 2018-01-26 13:31:42 +0100 | [diff] [blame] | 31 | #include <gprs_rlcmac.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 32 | |
| 33 | extern "C" { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 34 | #include "pcu_vty.h" |
Pau Espin Pedrol | 2ae8337 | 2020-05-18 11:35:35 +0200 | [diff] [blame] | 35 | #include "coding_scheme.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 36 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 37 | #include <osmocom/core/application.h> |
| 38 | #include <osmocom/core/msgb.h> |
| 39 | #include <osmocom/core/talloc.h> |
| 40 | #include <osmocom/core/utils.h> |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 41 | #include <osmocom/vty/vty.h> |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 42 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 43 | #include <osmocom/gsm/l1sap.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 44 | } |
| 45 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 46 | #include <errno.h> |
| 47 | |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 48 | #define DUMMY_FN 2654167 |
| 49 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 50 | void *tall_pcu_ctx; |
| 51 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 52 | bool spoof_mnc_3_digits = false; |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 53 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 54 | /* Measurements shared by all unit tests */ |
| 55 | static struct pcu_l1_meas meas; |
| 56 | |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 57 | static int bts_handle_rach(BTS *bts, uint16_t ra, uint32_t Fn, int16_t qta) |
| 58 | { |
| 59 | struct rach_ind_params rip = { |
| 60 | .burst_type = GSM_L1_BURST_TYPE_ACCESS_0, |
| 61 | .is_11bit = false, |
| 62 | .ra = ra, |
| 63 | .trx_nr = 0, |
| 64 | .ts_nr = 0, |
| 65 | .rfn = Fn, |
| 66 | .qta = qta, |
| 67 | }; |
| 68 | |
| 69 | return bts->rcv_rach(&rip); |
| 70 | } |
| 71 | |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 72 | static void check_tbf(gprs_rlcmac_tbf *tbf) |
| 73 | { |
| 74 | OSMO_ASSERT(tbf); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 75 | if (tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 76 | OSMO_ASSERT(tbf->timers_pending(T3191) || tbf->timers_pending(T3193)); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 77 | if (tbf->state_is(GPRS_RLCMAC_RELEASING)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 78 | OSMO_ASSERT(tbf->timers_pending(T_MAX)); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 79 | } |
| 80 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 81 | static void test_tbf_base() |
| 82 | { |
| 83 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 84 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 85 | |
| 86 | OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| 87 | OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| 88 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 89 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 90 | } |
| 91 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 92 | static void test_tbf_tlli_update() |
| 93 | { |
| 94 | BTS the_bts; |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 95 | GprsMs *ms, *ms_new; |
| 96 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 97 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 98 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 99 | the_bts.bts_data()->alloc_algorithm = alloc_algorithm_a; |
| 100 | the_bts.bts_data()->trx[0].pdch[2].enable(); |
| 101 | the_bts.bts_data()->trx[0].pdch[3].enable(); |
| 102 | |
| 103 | /* |
| 104 | * Make a uplink and downlink allocation |
| 105 | */ |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 106 | ms = the_bts.ms_alloc(0, 0); |
Daniel Willmann | 48aa0b0 | 2014-07-16 18:54:10 +0200 | [diff] [blame] | 107 | gprs_rlcmac_tbf *dl_tbf = tbf_alloc_dl_tbf(the_bts.bts_data(), |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 108 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 109 | OSMO_ASSERT(dl_tbf != NULL); |
Jacob Erlbeck | be0cbc1 | 2015-05-18 14:35:11 +0200 | [diff] [blame] | 110 | dl_tbf->update_ms(0x2342, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 111 | dl_tbf->set_ta(4); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 112 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 113 | OSMO_ASSERT(dl_tbf->ms() == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 114 | |
Daniel Willmann | 48aa0b0 | 2014-07-16 18:54:10 +0200 | [diff] [blame] | 115 | gprs_rlcmac_tbf *ul_tbf = tbf_alloc_ul_tbf(the_bts.bts_data(), |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 116 | ms, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 117 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 118 | ul_tbf->update_ms(0x2342, GPRS_RLCMAC_UL_TBF); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 119 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 120 | OSMO_ASSERT(ul_tbf->ms() == ms); |
| 121 | |
| 122 | OSMO_ASSERT(the_bts.ms_by_tlli(0x2342) == ms); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 123 | |
| 124 | /* |
| 125 | * Now check.. that DL changes and that the timing advance |
| 126 | * has changed. |
| 127 | */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 128 | dl_tbf->update_ms(0x4232, GPRS_RLCMAC_DL_TBF); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 129 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 130 | /* It is still there, since the new TLLI has not been used for UL yet */ |
| 131 | ms_new = the_bts.ms_by_tlli(0x2342); |
| 132 | OSMO_ASSERT(ms == ms_new); |
| 133 | |
| 134 | ms_new = the_bts.ms_by_tlli(0x4232); |
| 135 | OSMO_ASSERT(ms == ms_new); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 136 | OSMO_ASSERT(ms_dl_tbf(ms) == dl_tbf); |
| 137 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 138 | |
| 139 | /* Now use the new TLLI for UL */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 140 | ul_tbf->update_ms(0x4232, GPRS_RLCMAC_UL_TBF); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 141 | ms_new = the_bts.ms_by_tlli(0x2342); |
| 142 | OSMO_ASSERT(ms_new == NULL); |
Holger Hans Peter Freyther | bc1626e | 2013-10-30 19:50:49 +0100 | [diff] [blame] | 143 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 144 | ms_new = the_bts.ms_by_tlli(0x4232); |
| 145 | OSMO_ASSERT(ms_new != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 146 | OSMO_ASSERT(ms_ta(ms_new) == 4); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 147 | |
| 148 | OSMO_ASSERT(ul_tbf->ta() == 4); |
| 149 | OSMO_ASSERT(dl_tbf->ta() == 4); |
| 150 | |
| 151 | ul_tbf->set_ta(6); |
| 152 | |
| 153 | OSMO_ASSERT(ul_tbf->ta() == 6); |
| 154 | OSMO_ASSERT(dl_tbf->ta() == 6); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 155 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 156 | fprintf(stderr, "=== end %s ===\n", __func__); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 157 | } |
| 158 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 159 | static uint8_t llc_data[200]; |
| 160 | |
Max | a296118 | 2018-01-25 19:47:28 +0100 | [diff] [blame] | 161 | /* override, requires '-Wl,--wrap=pcu_sock_send' */ |
| 162 | int __real_pcu_sock_send(struct msgb *msg); |
| 163 | int __wrap_pcu_sock_send(struct msgb *msg) |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 164 | { |
| 165 | return 0; |
| 166 | } |
| 167 | |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 168 | static void setup_bts(BTS *the_bts, uint8_t ts_no, uint8_t cs = 1) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 169 | { |
| 170 | gprs_rlcmac_bts *bts; |
| 171 | gprs_rlcmac_trx *trx; |
| 172 | |
| 173 | bts = the_bts->bts_data(); |
| 174 | bts->alloc_algorithm = alloc_algorithm_a; |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 175 | bts->initial_cs_dl = cs; |
| 176 | bts->initial_cs_ul = cs; |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame] | 177 | osmo_tdef_set(bts->T_defs_pcu, -2030, 0, OSMO_TDEF_S); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 178 | osmo_tdef_set(bts->T_defs_pcu, -2031, 0, OSMO_TDEF_S); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 179 | trx = &bts->trx[0]; |
| 180 | |
| 181 | trx->pdch[ts_no].enable(); |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 182 | the_bts->set_current_frame_number(DUMMY_FN); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 183 | } |
| 184 | |
| 185 | static gprs_rlcmac_dl_tbf *create_dl_tbf(BTS *the_bts, uint8_t ms_class, |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 186 | uint8_t egprs_ms_class, uint8_t *trx_no_) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 187 | { |
| 188 | gprs_rlcmac_bts *bts; |
| 189 | int tfi; |
| 190 | uint8_t trx_no; |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 191 | GprsMs *ms; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 192 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 193 | |
| 194 | bts = the_bts->bts_data(); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 195 | ms = the_bts->ms_alloc(ms_class, egprs_ms_class); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 196 | |
| 197 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_DL_TBF, &trx_no, -1); |
| 198 | OSMO_ASSERT(tfi >= 0); |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 199 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, trx_no, true); |
Pau Espin Pedrol | 983bb7e | 2020-10-26 14:52:06 +0100 | [diff] [blame] | 200 | OSMO_ASSERT(dl_tbf); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame] | 201 | dl_tbf->set_ta(0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 202 | check_tbf(dl_tbf); |
| 203 | |
| 204 | /* "Establish" the DL TBF */ |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 205 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_SEND_ASS); |
Max | 2399b1d | 2018-01-12 15:48:12 +0100 | [diff] [blame] | 206 | TBF_SET_STATE(dl_tbf, GPRS_RLCMAC_FLOW); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 207 | dl_tbf->m_wait_confirm = 0; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 208 | check_tbf(dl_tbf); |
| 209 | |
| 210 | *trx_no_ = trx_no; |
| 211 | |
| 212 | return dl_tbf; |
| 213 | } |
| 214 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 215 | static unsigned fn2bn(unsigned fn) |
| 216 | { |
| 217 | return (fn % 52) / 4; |
| 218 | } |
| 219 | |
| 220 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 221 | { |
| 222 | unsigned bn = fn2bn(fn) + blocks; |
| 223 | fn = fn - (fn % 52); |
| 224 | fn += bn * 4 + bn / 3; |
Max | 9dabfa2 | 2017-05-16 16:10:45 +0200 | [diff] [blame] | 225 | return fn % GSM_MAX_FN; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 226 | } |
| 227 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 228 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 229 | uint8_t trx_no, uint8_t ts_no, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 230 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 231 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 232 | uint8_t bn = fn2bn(*fn); |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 233 | gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, *fn, bn); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 234 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 235 | bn += 1; |
| 236 | if (block_nr) |
| 237 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 238 | } |
| 239 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 240 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 241 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 242 | { |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 243 | request_dl_rlc_block(tbf->bts->bts_data(), tbf->trx->trx_no, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 244 | tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 245 | } |
| 246 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 247 | enum test_tbf_final_ack_mode { |
| 248 | TEST_MODE_STANDARD, |
| 249 | TEST_MODE_REVERSE_FREE |
| 250 | }; |
| 251 | |
| 252 | 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] | 253 | { |
| 254 | BTS the_bts; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 255 | uint8_t ts_no = 4; |
| 256 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 257 | uint8_t ms_class = 45; |
| 258 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 259 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 260 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 261 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 262 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 263 | |
| 264 | uint8_t rbb[64/8]; |
| 265 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 266 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 267 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 268 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 269 | gprs_rlcmac_tbf *new_tbf; |
| 270 | |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 271 | setup_bts(&the_bts, ts_no); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 272 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 273 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 274 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 275 | |
| 276 | for (i = 0; i < sizeof(llc_data); i++) |
| 277 | llc_data[i] = i%256; |
| 278 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 279 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 280 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
| 281 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 282 | |
| 283 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 284 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 285 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 286 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 287 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 288 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 289 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 290 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 291 | OSMO_ASSERT(dl_tbf->have_data()); |
| 292 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 293 | |
| 294 | /* Queue a final ACK */ |
| 295 | memset(rbb, 0, sizeof(rbb)); |
| 296 | /* Receive a final ACK */ |
Max | 7df82d4 | 2017-12-15 11:14:30 +0100 | [diff] [blame] | 297 | dl_tbf->rcvd_dl_ack(true, 1, rbb); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 298 | |
| 299 | /* Clean up and ensure tbfs are in the correct state */ |
| 300 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 301 | new_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 302 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 303 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 304 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 305 | check_tbf(dl_tbf); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 306 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 307 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 308 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 309 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 310 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 311 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 312 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 313 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 314 | } else { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 315 | ms_ref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 316 | tbf_free(dl_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 317 | OSMO_ASSERT(ms_dl_tbf(ms) == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 318 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 319 | tbf_free(new_tbf); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 320 | OSMO_ASSERT(ms_dl_tbf(ms) == NULL); |
| 321 | ms_unref(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 322 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 323 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 324 | fprintf(stderr, "=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 325 | } |
| 326 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 327 | /* Receive an ACK */ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 328 | #define RCV_ACK(fin, tbf, rbb) do { \ |
| 329 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 330 | tbf->rcvd_dl_ack(fin, w->v_s(), rbb); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 331 | if (!fin) \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 332 | OSMO_ASSERT(w->window_empty()); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 333 | } while(0) |
| 334 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 335 | static void test_tbf_delayed_release() |
| 336 | { |
| 337 | BTS the_bts; |
| 338 | gprs_rlcmac_bts *bts; |
| 339 | uint8_t ts_no = 4; |
| 340 | unsigned i; |
| 341 | uint8_t ms_class = 45; |
| 342 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 343 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 344 | uint32_t tlli = 0xffeeddcc; |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 345 | unsigned long dl_tbf_idle_msec; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 346 | |
| 347 | uint8_t rbb[64/8]; |
| 348 | |
| 349 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 350 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 351 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 352 | |
| 353 | bts = the_bts.bts_data(); |
| 354 | |
| 355 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 356 | OSMO_ASSERT(osmo_tdef_set(bts->T_defs_pcu, -2031, 200, OSMO_TDEF_MS) == 0); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 357 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 358 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 359 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 360 | |
| 361 | for (i = 0; i < sizeof(llc_data); i++) |
| 362 | llc_data[i] = i%256; |
| 363 | |
| 364 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 365 | |
| 366 | /* Schedule two LLC frames */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 367 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
| 368 | dl_tbf->append_data(1000, llc_data, sizeof(llc_data)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 369 | |
| 370 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 371 | |
| 372 | /* Drain the queue */ |
| 373 | while (dl_tbf->have_data()) |
| 374 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 375 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 376 | |
| 377 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 378 | |
| 379 | /* ACK all blocks */ |
| 380 | memset(rbb, 0xff, sizeof(rbb)); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 381 | |
| 382 | RCV_ACK(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 383 | |
| 384 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 385 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 386 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 387 | RCV_ACK(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 388 | |
| 389 | /* Timeout (make sure fn % 52 remains valid) */ |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 390 | dl_tbf_idle_msec = osmo_tdef_get(bts->T_defs_pcu, -2031, OSMO_TDEF_MS, -1); |
| 391 | fn += 52 * ((msecs_to_frames(dl_tbf_idle_msec + 100) + 51)/ 52); |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 392 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 393 | |
| 394 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FINISHED)); |
| 395 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 396 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 397 | |
| 398 | /* Clean up and ensure tbfs are in the correct state */ |
| 399 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 400 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 401 | check_tbf(dl_tbf); |
| 402 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 403 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 404 | } |
| 405 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 406 | static void test_tbf_imsi() |
| 407 | { |
| 408 | BTS the_bts; |
| 409 | uint8_t ts_no = 4; |
| 410 | uint8_t ms_class = 45; |
| 411 | uint8_t trx_no; |
| 412 | GprsMs *ms1, *ms2; |
| 413 | |
| 414 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 415 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 416 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 417 | |
| 418 | setup_bts(&the_bts, ts_no); |
| 419 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 420 | dl_tbf[0] = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
| 421 | dl_tbf[1] = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 422 | |
| 423 | dl_tbf[0]->update_ms(0xf1000001, GPRS_RLCMAC_DL_TBF); |
| 424 | dl_tbf[1]->update_ms(0xf1000002, GPRS_RLCMAC_DL_TBF); |
| 425 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 426 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000001"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 427 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 428 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 429 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 430 | OSMO_ASSERT(ms2 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 431 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 432 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 433 | |
| 434 | /* change the IMSI on TBF 0 */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 435 | ms_set_imsi(dl_tbf[0]->ms(), "001001000000002"); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 436 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
| 437 | OSMO_ASSERT(ms1 == NULL); |
| 438 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 439 | OSMO_ASSERT(ms1 != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 440 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 441 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 442 | |
Pau Espin Pedrol | 528820d | 2020-10-26 12:40:11 +0100 | [diff] [blame] | 443 | /* use the same IMSI on TBF 1 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 444 | { |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 445 | ms_ref(ms2); |
| 446 | ms_set_imsi(dl_tbf[1]->ms(), "001001000000002"); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 447 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 448 | OSMO_ASSERT(ms1 != NULL); |
| 449 | OSMO_ASSERT(ms1 != ms2); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 450 | OSMO_ASSERT(strcmp(ms_imsi(ms1), "001001000000002") == 0); |
| 451 | OSMO_ASSERT(strcmp(ms_imsi(ms2), "") == 0); |
| 452 | ms_unref(ms2); |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 453 | } |
| 454 | |
| 455 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 456 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 457 | |
| 458 | tbf_free(dl_tbf[1]); |
| 459 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 460 | OSMO_ASSERT(ms1 == NULL); |
| 461 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 462 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 463 | } |
| 464 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 465 | static void test_tbf_exhaustion() |
| 466 | { |
| 467 | BTS the_bts; |
| 468 | gprs_rlcmac_bts *bts; |
| 469 | unsigned i; |
| 470 | uint8_t ts_no = 4; |
| 471 | uint8_t ms_class = 45; |
| 472 | int rc = 0; |
| 473 | |
| 474 | uint8_t buf[256] = {0}; |
| 475 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 476 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 477 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 478 | bts = the_bts.bts_data(); |
| 479 | bts->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 480 | if (!bts->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 481 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 482 | abort(); |
| 483 | } |
| 484 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 485 | setup_bts(&the_bts, ts_no); |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 486 | gprs_bssgp_init(bts, 1234, 1234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 487 | |
| 488 | for (i = 0; i < 1024; i++) { |
| 489 | uint32_t tlli = 0xc0000000 + i; |
| 490 | char imsi[16] = {0}; |
| 491 | unsigned delay_csec = 1000; |
| 492 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 493 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 494 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 495 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 496 | delay_csec, buf, sizeof(buf)); |
| 497 | |
| 498 | if (rc < 0) |
| 499 | break; |
| 500 | } |
| 501 | |
| 502 | OSMO_ASSERT(rc == -EBUSY); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 503 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 504 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 505 | gprs_bssgp_destroy(bts); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 506 | } |
| 507 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 508 | static void test_tbf_dl_llc_loss() |
| 509 | { |
| 510 | BTS the_bts; |
| 511 | gprs_rlcmac_bts *bts; |
| 512 | uint8_t ts_no = 4; |
| 513 | uint8_t ms_class = 45; |
| 514 | int rc = 0; |
| 515 | uint32_t tlli = 0xc0123456; |
| 516 | const char *imsi = "001001000123456"; |
| 517 | unsigned delay_csec = 1000; |
| 518 | GprsMs *ms; |
| 519 | |
| 520 | uint8_t buf[19]; |
| 521 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 522 | bts = the_bts.bts_data(); |
| 523 | bts->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 524 | if (!bts->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 525 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 526 | abort(); |
| 527 | } |
| 528 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 529 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 530 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 531 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame] | 532 | /* keep the MS object 10 seconds */ |
| 533 | OSMO_ASSERT(osmo_tdef_set(bts->T_defs_pcu, -2030, 10, OSMO_TDEF_S) == 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 534 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 535 | gprs_bssgp_init(bts, 2234, 2234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 536 | |
| 537 | /* Handle LLC frame 1 */ |
| 538 | memset(buf, 1, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 539 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 540 | delay_csec, buf, sizeof(buf)); |
| 541 | OSMO_ASSERT(rc >= 0); |
| 542 | |
| 543 | ms = the_bts.ms_store().get_ms(0, 0, imsi); |
| 544 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 545 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
| 546 | ms_dl_tbf(ms)->set_ta(0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 547 | |
| 548 | /* Handle LLC frame 2 */ |
| 549 | memset(buf, 2, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 550 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 551 | delay_csec, buf, sizeof(buf)); |
| 552 | OSMO_ASSERT(rc >= 0); |
| 553 | |
| 554 | /* TBF establishment fails (timeout) */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 555 | tbf_free(ms_dl_tbf(ms)); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 556 | |
| 557 | /* Handle LLC frame 3 */ |
| 558 | memset(buf, 3, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 559 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 560 | delay_csec, buf, sizeof(buf)); |
| 561 | OSMO_ASSERT(rc >= 0); |
| 562 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 563 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 564 | |
| 565 | /* Get first BSN */ |
| 566 | struct msgb *msg; |
| 567 | int fn = 0; |
| 568 | uint8_t expected_data = 1; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 569 | static uint8_t exp[][GSM_MACBLOCK_LEN] = { |
| 570 | { 0x07, 0x00, 0x00, 0x4d, 0x01, 0x01, 0x01, |
| 571 | 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 }, |
| 572 | { 0x07, 0x00, 0x02, 0x4d, 0x02, 0x02, 0x02, |
| 573 | 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02 }, |
| 574 | { 0x07, 0x01, 0x04, 0x4d, 0x03, 0x03, 0x03, |
| 575 | 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 }, |
| 576 | }; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 577 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 578 | while (ms_dl_tbf(ms)->have_data()) { |
| 579 | msg = ms_dl_tbf(ms)->create_dl_acked_block(fn += 4, 7); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 580 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 581 | 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] | 582 | fprintf(stderr, "%s failed at %u\n", __func__, expected_data); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 583 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 584 | expected_data += 1; |
| 585 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 586 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 587 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 588 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 589 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 590 | gprs_bssgp_destroy(bts); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 591 | } |
| 592 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 593 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(BTS *the_bts, |
| 594 | 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] | 595 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 596 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 597 | int tfi = 0; |
| 598 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 599 | uint8_t trx_no = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 600 | struct gprs_rlcmac_pdch *pdch; |
| 601 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 602 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 603 | |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 604 | bts_handle_rach(the_bts, 0x03, *fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 605 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 606 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 607 | OSMO_ASSERT(ul_tbf != NULL); |
| 608 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 609 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 610 | |
| 611 | uint8_t data_msg[23] = { |
| 612 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 613 | uint8_t(1 | (tfi << 2)), |
| 614 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 615 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 616 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 617 | }; |
| 618 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 619 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 620 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 621 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 622 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 623 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 624 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 625 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 626 | } |
| 627 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 628 | static void send_ul_mac_block(BTS *the_bts, unsigned trx_no, unsigned ts_no, |
| 629 | RlcMacUplink_t *ulreq, unsigned fn) |
| 630 | { |
| 631 | bitvec *rlc_block; |
| 632 | uint8_t buf[64]; |
| 633 | int num_bytes; |
| 634 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 635 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 636 | rlc_block = bitvec_alloc(23, tall_pcu_ctx); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 637 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 638 | OSMO_ASSERT(encode_gsm_rlcmac_uplink(rlc_block, ulreq) == 0); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 639 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 640 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 641 | bitvec_free(rlc_block); |
| 642 | |
Jacob Erlbeck | af75ce8 | 2015-08-26 13:22:28 +0200 | [diff] [blame] | 643 | the_bts->set_current_block_frame_number(fn, 0); |
| 644 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 645 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 646 | pdch->rcv_block(&buf[0], num_bytes, fn, &meas); |
| 647 | } |
| 648 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 649 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 650 | { |
| 651 | RlcMacUplink_t ulreq = {0}; |
| 652 | |
| 653 | OSMO_ASSERT(tbf->poll_fn != 0); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 654 | OSMO_ASSERT(tbf->is_control_ts(tbf->poll_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 655 | |
| 656 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 657 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 658 | &ulreq.u.Packet_Control_Acknowledgement; |
| 659 | |
| 660 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 661 | ctrl_ack->TLLI = tbf->tlli(); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 662 | 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] | 663 | &ulreq, tbf->poll_fn); |
| 664 | } |
| 665 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 666 | static gprs_rlcmac_ul_tbf *puan_urbb_len_issue(BTS *the_bts, |
| 667 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 668 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 669 | { |
| 670 | GprsMs *ms; |
| 671 | uint32_t rach_fn = *fn - 51; |
| 672 | uint32_t sba_fn = *fn + 52; |
| 673 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 674 | int tfi = 0; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 675 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 676 | struct gprs_rlcmac_pdch *pdch; |
| 677 | gprs_rlcmac_bts *bts; |
| 678 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 679 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 680 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 681 | bts = the_bts->bts_data(); |
| 682 | |
| 683 | /* needed to set last_rts_fn in the PDCH object */ |
| 684 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 685 | |
| 686 | /* |
| 687 | * simulate RACH, this sends an Immediate |
| 688 | * Assignment Uplink on the AGCH |
| 689 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 690 | bts_handle_rach(the_bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 691 | |
| 692 | /* get next free TFI */ |
| 693 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 694 | |
| 695 | /* fake a resource request */ |
| 696 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 697 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 698 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 699 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 700 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 701 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 702 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 703 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 704 | MS_RA_capability_value[0].u.Content. |
| 705 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 706 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 707 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 708 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 709 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 710 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 711 | GPRS_multislot_class = ms_class; |
| 712 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 713 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 714 | MS_RA_capability_value[0].u.Content. |
| 715 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 716 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 717 | MS_RA_capability_value[0].u.Content. |
| 718 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 719 | } |
| 720 | |
| 721 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 722 | |
| 723 | /* check the TBF */ |
| 724 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 725 | OSMO_ASSERT(ul_tbf); |
| 726 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 727 | |
| 728 | /* send packet uplink assignment */ |
| 729 | *fn = sba_fn; |
| 730 | request_dl_rlc_block(ul_tbf, fn); |
| 731 | |
| 732 | /* send real acknowledgement */ |
| 733 | send_control_ack(ul_tbf); |
| 734 | |
| 735 | check_tbf(ul_tbf); |
| 736 | /* send fake data */ |
| 737 | uint8_t data_msg[42] = { |
| 738 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 739 | (uint8_t)(tfi << 1), |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 740 | 1, /* BSN:7, E:1 */ |
| 741 | }; |
| 742 | |
| 743 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 744 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 745 | |
| 746 | ms = the_bts->ms_by_tlli(tlli); |
| 747 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 748 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 749 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 750 | |
| 751 | /* |
| 752 | * TS 44.060, B.8.1 |
| 753 | * first seg received first, later second seg |
| 754 | */ |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 755 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 756 | egprs3->si = 0; |
| 757 | egprs3->r = 1; |
| 758 | egprs3->cv = 7; |
| 759 | egprs3->tfi_hi = tfi & 0x03; |
| 760 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 761 | egprs3->bsn1_hi = 1; |
| 762 | egprs3->bsn1_lo = 0; |
| 763 | egprs3->cps_hi = 1; |
| 764 | data_msg[3] = 0xff; |
| 765 | egprs3->pi = 0; |
| 766 | egprs3->cps_lo = 1; |
| 767 | egprs3->rsb = 0; |
| 768 | egprs3->spb = 0; |
| 769 | egprs3->pi = 0; |
| 770 | |
| 771 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 772 | |
| 773 | struct msgb *msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 774 | |
Pau Espin Pedrol | 46fd7a0 | 2020-11-02 14:36:22 +0100 | [diff] [blame] | 775 | 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] | 776 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 777 | }; |
| 778 | |
| 779 | if (!msgb_eq_data_print(msg1, exp1, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 780 | fprintf(stderr, "%s test failed on 1st segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 781 | return NULL; |
| 782 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 783 | |
| 784 | egprs3->si = 0; |
| 785 | egprs3->r = 1; |
| 786 | egprs3->cv = 7; |
| 787 | egprs3->tfi_hi = tfi & 0x03; |
| 788 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 789 | egprs3->bsn1_hi = 4; |
| 790 | egprs3->bsn1_lo = 0; |
| 791 | egprs3->cps_hi = 1; |
| 792 | data_msg[3] = 0xff; |
| 793 | egprs3->pi = 0; |
| 794 | egprs3->cps_lo = 1; |
| 795 | egprs3->rsb = 0; |
| 796 | egprs3->spb = 0; |
| 797 | |
| 798 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 799 | |
| 800 | msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 801 | |
Pau Espin Pedrol | 46fd7a0 | 2020-11-02 14:36:22 +0100 | [diff] [blame] | 802 | 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] | 803 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 804 | }; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 805 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 806 | if (!msgb_eq_data_print(msg1, exp2, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 807 | fprintf(stderr, "%s test failed on 2nd segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 808 | return NULL; |
| 809 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 810 | return ul_tbf; |
| 811 | } |
| 812 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 813 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_spb(BTS *the_bts, |
| 814 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 815 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 816 | { |
| 817 | GprsMs *ms; |
| 818 | uint32_t rach_fn = *fn - 51; |
| 819 | uint32_t sba_fn = *fn + 52; |
| 820 | uint8_t trx_no = 0; |
| 821 | int tfi = 0, i = 0; |
| 822 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 823 | struct gprs_rlcmac_pdch *pdch; |
| 824 | gprs_rlcmac_bts *bts; |
| 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 | bts = the_bts->bts_data(); |
| 829 | |
| 830 | /* needed to set last_rts_fn in the PDCH object */ |
| 831 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 832 | |
| 833 | /* |
| 834 | * simulate RACH, this sends an Immediate |
| 835 | * Assignment Uplink on the AGCH |
| 836 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 837 | bts_handle_rach(the_bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 838 | |
| 839 | /* get next free TFI */ |
| 840 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 841 | |
| 842 | /* fake a resource request */ |
| 843 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 844 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 845 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 846 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 847 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 848 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 849 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 850 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 851 | MS_RA_capability_value[0].u.Content. |
| 852 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 853 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 854 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 855 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 856 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 857 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 858 | GPRS_multislot_class = ms_class; |
| 859 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 860 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 861 | MS_RA_capability_value[0].u.Content. |
| 862 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 863 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 864 | MS_RA_capability_value[0].u.Content. |
| 865 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 866 | } |
| 867 | |
| 868 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 869 | |
| 870 | /* check the TBF */ |
| 871 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 872 | OSMO_ASSERT(ul_tbf != NULL); |
| 873 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 874 | |
| 875 | /* send packet uplink assignment */ |
| 876 | *fn = sba_fn; |
| 877 | request_dl_rlc_block(ul_tbf, fn); |
| 878 | |
| 879 | /* send real acknowledgement */ |
| 880 | send_control_ack(ul_tbf); |
| 881 | |
| 882 | check_tbf(ul_tbf); |
| 883 | |
| 884 | /* send fake data */ |
| 885 | uint8_t data_msg[42] = { |
| 886 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 887 | uint8_t(0 | (tfi << 1)), |
| 888 | uint8_t(1), /* BSN:7, E:1 */ |
| 889 | }; |
| 890 | |
| 891 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 892 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 893 | |
| 894 | ms = the_bts->ms_by_tlli(tlli); |
| 895 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 896 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 897 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 898 | |
| 899 | /* |
| 900 | * TS 44.060, B.8.1 |
| 901 | * first seg received first, later second seg |
| 902 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 903 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 904 | egprs3->si = 1; |
| 905 | egprs3->r = 1; |
| 906 | egprs3->cv = 7; |
| 907 | egprs3->tfi_hi = tfi & 0x03; |
| 908 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 909 | egprs3->bsn1_hi = 1; |
| 910 | egprs3->bsn1_lo = 0; |
| 911 | egprs3->cps_hi = 1; |
| 912 | data_msg[3] = 0xff; |
| 913 | egprs3->pi = 0; |
| 914 | egprs3->cps_lo = 1; |
| 915 | egprs3->rsb = 0; |
| 916 | egprs3->spb = 2; |
| 917 | egprs3->pi = 0; |
| 918 | |
| 919 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 920 | |
| 921 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 922 | |
| 923 | /* check the status of the block */ |
| 924 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 925 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 926 | |
| 927 | egprs3->si = 1; |
| 928 | egprs3->r = 1; |
| 929 | egprs3->cv = 7; |
| 930 | egprs3->tfi_hi = tfi & 0x03; |
| 931 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 932 | egprs3->bsn1_hi = 1; |
| 933 | egprs3->bsn1_lo = 0; |
| 934 | egprs3->cps_hi = 1; |
| 935 | data_msg[3] = 0xff; |
| 936 | egprs3->pi = 0; |
| 937 | egprs3->cps_lo = 1; |
| 938 | egprs3->rsb = 0; |
| 939 | egprs3->spb = 3; |
| 940 | |
| 941 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 942 | |
| 943 | /* check the status of the block */ |
| 944 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 945 | EGPRS_RESEG_DEFAULT); |
| 946 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 947 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 948 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 949 | OSMO_ASSERT(block->len == 74); |
| 950 | |
| 951 | /* |
| 952 | * TS 44.060, B.8.1 |
| 953 | * second seg first, later first seg |
| 954 | */ |
| 955 | memset(data_msg, 0, sizeof(data_msg)); |
| 956 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 957 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 958 | egprs3->si = 1; |
| 959 | egprs3->r = 1; |
| 960 | egprs3->cv = 7; |
| 961 | egprs3->tfi_hi = tfi & 0x03; |
| 962 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 963 | egprs3->bsn1_hi = 2; |
| 964 | egprs3->bsn1_lo = 0; |
| 965 | egprs3->cps_hi = 1; |
| 966 | data_msg[3] = 0xff; |
| 967 | egprs3->pi = 0; |
| 968 | egprs3->cps_lo = 1; |
| 969 | egprs3->rsb = 0; |
| 970 | egprs3->spb = 3; |
| 971 | egprs3->pi = 0; |
| 972 | |
| 973 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 974 | |
| 975 | block = ul_tbf->m_rlc.block(2); |
| 976 | /* check the status of the block */ |
| 977 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 978 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 979 | |
| 980 | egprs3->si = 1; |
| 981 | egprs3->r = 1; |
| 982 | egprs3->cv = 7; |
| 983 | egprs3->tfi_hi = tfi & 0x03; |
| 984 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 985 | egprs3->bsn1_hi = 2; |
| 986 | egprs3->bsn1_lo = 0; |
| 987 | egprs3->cps_hi = 1; |
| 988 | data_msg[3] = 0xff; |
| 989 | egprs3->pi = 0; |
| 990 | egprs3->cps_lo = 1; |
| 991 | egprs3->rsb = 0; |
| 992 | egprs3->spb = 2; |
| 993 | egprs3->pi = 0; |
| 994 | |
| 995 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 996 | |
| 997 | /* check the status of the block */ |
| 998 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 999 | EGPRS_RESEG_DEFAULT); |
| 1000 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1001 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1002 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1003 | OSMO_ASSERT(block->len == 74); |
| 1004 | |
| 1005 | /* |
| 1006 | * TS 44.060, B.8.1 |
| 1007 | * Error scenario with spb as 1 |
| 1008 | */ |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1009 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1010 | egprs3->si = 1; |
| 1011 | egprs3->r = 1; |
| 1012 | egprs3->cv = 7; |
| 1013 | egprs3->tfi_hi = tfi & 0x03; |
| 1014 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1015 | egprs3->bsn1_hi = 3; |
| 1016 | egprs3->bsn1_lo = 0; |
| 1017 | egprs3->cps_hi = 1; |
| 1018 | data_msg[3] = 0xff; |
| 1019 | egprs3->pi = 0; |
| 1020 | egprs3->cps_lo = 1; |
| 1021 | egprs3->rsb = 0; |
| 1022 | egprs3->spb = 1; |
| 1023 | egprs3->pi = 0; |
| 1024 | |
| 1025 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1026 | |
| 1027 | block = ul_tbf->m_rlc.block(3); |
| 1028 | /* check the status of the block */ |
| 1029 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1030 | EGPRS_RESEG_DEFAULT); |
| 1031 | /* |
| 1032 | * TS 44.060, B.8.1 |
| 1033 | * comparison of rlc_data for multiple scenarios |
| 1034 | * Receive First, the second(BSN 3) |
| 1035 | * Receive First, First then Second(BSN 4) |
| 1036 | * Receive Second then First(BSN 5) |
| 1037 | * after above 3 scenarios are triggered, |
| 1038 | * rlc_data of all 3 BSN are compared |
| 1039 | */ |
| 1040 | |
| 1041 | /* Initialize the data_msg */ |
| 1042 | for (i = 0; i < 42; i++) |
| 1043 | data_msg[i] = i; |
| 1044 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1045 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1046 | egprs3->si = 1; |
| 1047 | egprs3->r = 1; |
| 1048 | egprs3->cv = 7; |
| 1049 | egprs3->tfi_hi = tfi & 0x03; |
| 1050 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1051 | egprs3->bsn1_hi = 3; |
| 1052 | egprs3->bsn1_lo = 0; |
| 1053 | egprs3->cps_hi = 1; |
| 1054 | data_msg[3] = 0xff; |
| 1055 | egprs3->pi = 0; |
| 1056 | egprs3->cps_lo = 1; |
| 1057 | egprs3->rsb = 0; |
| 1058 | egprs3->spb = 2; |
| 1059 | egprs3->pi = 0; |
| 1060 | |
| 1061 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1062 | |
| 1063 | block = ul_tbf->m_rlc.block(3); |
| 1064 | /* check the status of the block */ |
| 1065 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1066 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1067 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1068 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1069 | egprs3->si = 1; |
| 1070 | egprs3->r = 1; |
| 1071 | egprs3->cv = 7; |
| 1072 | egprs3->tfi_hi = tfi & 0x03; |
| 1073 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1074 | egprs3->bsn1_hi = 3; |
| 1075 | egprs3->bsn1_lo = 0; |
| 1076 | egprs3->cps_hi = 1; |
| 1077 | data_msg[3] = 0xff; |
| 1078 | egprs3->pi = 0; |
| 1079 | egprs3->cps_lo = 1; |
| 1080 | egprs3->rsb = 0; |
| 1081 | egprs3->spb = 3; |
| 1082 | egprs3->pi = 0; |
| 1083 | |
| 1084 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1085 | |
| 1086 | block = ul_tbf->m_rlc.block(3); |
| 1087 | /* check the status of the block */ |
| 1088 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1089 | EGPRS_RESEG_DEFAULT); |
| 1090 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1091 | OSMO_ASSERT(block->len == 74); |
| 1092 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1093 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1094 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1095 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1096 | egprs3->si = 1; |
| 1097 | egprs3->r = 1; |
| 1098 | egprs3->cv = 7; |
| 1099 | egprs3->tfi_hi = tfi & 0x03; |
| 1100 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1101 | egprs3->bsn1_hi = 4; |
| 1102 | egprs3->bsn1_lo = 0; |
| 1103 | egprs3->cps_hi = 1; |
| 1104 | data_msg[3] = 0xff; |
| 1105 | egprs3->pi = 0; |
| 1106 | egprs3->cps_lo = 1; |
| 1107 | egprs3->rsb = 0; |
| 1108 | egprs3->spb = 2; |
| 1109 | egprs3->pi = 0; |
| 1110 | |
| 1111 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1112 | |
| 1113 | block = ul_tbf->m_rlc.block(4); |
| 1114 | /* check the status of the block */ |
| 1115 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1116 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1117 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1118 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1119 | egprs3->si = 1; |
| 1120 | egprs3->r = 1; |
| 1121 | egprs3->cv = 7; |
| 1122 | egprs3->tfi_hi = tfi & 0x03; |
| 1123 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1124 | egprs3->bsn1_hi = 4; |
| 1125 | egprs3->bsn1_lo = 0; |
| 1126 | egprs3->cps_hi = 1; |
| 1127 | data_msg[3] = 0xff; |
| 1128 | egprs3->pi = 0; |
| 1129 | egprs3->cps_lo = 1; |
| 1130 | egprs3->rsb = 0; |
| 1131 | egprs3->spb = 2; |
| 1132 | egprs3->pi = 0; |
| 1133 | |
| 1134 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1135 | |
| 1136 | block = ul_tbf->m_rlc.block(4); |
| 1137 | /* check the status of the block */ |
| 1138 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1139 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1140 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1141 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1142 | egprs3->si = 1; |
| 1143 | egprs3->r = 1; |
| 1144 | egprs3->cv = 7; |
| 1145 | egprs3->tfi_hi = tfi & 0x03; |
| 1146 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1147 | egprs3->bsn1_hi = 4; |
| 1148 | egprs3->bsn1_lo = 0; |
| 1149 | egprs3->cps_hi = 1; |
| 1150 | data_msg[3] = 0xff; |
| 1151 | egprs3->pi = 0; |
| 1152 | egprs3->cps_lo = 1; |
| 1153 | egprs3->rsb = 0; |
| 1154 | egprs3->spb = 3; |
| 1155 | egprs3->pi = 0; |
| 1156 | |
| 1157 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1158 | |
| 1159 | block = ul_tbf->m_rlc.block(4); |
| 1160 | /* check the status of the block */ |
| 1161 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1162 | EGPRS_RESEG_DEFAULT); |
| 1163 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1164 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1165 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1166 | OSMO_ASSERT(block->len == 74); |
| 1167 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1168 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1169 | egprs3->si = 1; |
| 1170 | egprs3->r = 1; |
| 1171 | egprs3->cv = 7; |
| 1172 | egprs3->tfi_hi = tfi & 0x03; |
| 1173 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1174 | egprs3->bsn1_hi = 5; |
| 1175 | egprs3->bsn1_lo = 0; |
| 1176 | egprs3->cps_hi = 1; |
| 1177 | data_msg[3] = 0xff; |
| 1178 | egprs3->pi = 0; |
| 1179 | egprs3->cps_lo = 1; |
| 1180 | egprs3->rsb = 0; |
| 1181 | egprs3->spb = 3; |
| 1182 | egprs3->pi = 0; |
| 1183 | |
| 1184 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1185 | |
| 1186 | block = ul_tbf->m_rlc.block(5); |
| 1187 | /* check the status of the block */ |
| 1188 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1189 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1190 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1191 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1192 | egprs3->si = 1; |
| 1193 | egprs3->r = 1; |
| 1194 | egprs3->cv = 7; |
| 1195 | egprs3->tfi_hi = tfi & 0x03; |
| 1196 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1197 | egprs3->bsn1_hi = 5; |
| 1198 | egprs3->bsn1_lo = 0; |
| 1199 | egprs3->cps_hi = 1; |
| 1200 | data_msg[3] = 0xff; |
| 1201 | egprs3->pi = 0; |
| 1202 | egprs3->cps_lo = 1; |
| 1203 | egprs3->rsb = 0; |
| 1204 | egprs3->spb = 2; |
| 1205 | egprs3->pi = 0; |
| 1206 | |
| 1207 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1208 | |
| 1209 | block = ul_tbf->m_rlc.block(5); |
| 1210 | |
| 1211 | /* check the status of the block */ |
| 1212 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1213 | EGPRS_RESEG_DEFAULT); |
| 1214 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1215 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1216 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1217 | OSMO_ASSERT(block->len == 74); |
| 1218 | |
| 1219 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1220 | ul_tbf->m_rlc.block(4)->len); |
| 1221 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1222 | ul_tbf->m_rlc.block(3)->len); |
| 1223 | |
| 1224 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1225 | OSMO_ASSERT( |
| 1226 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1227 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1228 | OSMO_ASSERT( |
| 1229 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1230 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1231 | |
| 1232 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1233 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1234 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1235 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1236 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1237 | |
| 1238 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1239 | OSMO_ASSERT( |
| 1240 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1241 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1242 | )); |
| 1243 | OSMO_ASSERT( |
| 1244 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1245 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1246 | )); |
| 1247 | |
| 1248 | return ul_tbf; |
| 1249 | } |
| 1250 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1251 | static gprs_rlcmac_ul_tbf *establish_ul_tbf(BTS *the_bts, |
| 1252 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1253 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1254 | { |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1255 | uint32_t rach_fn = *fn - 51; |
| 1256 | uint32_t sba_fn = *fn + 52; |
| 1257 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1258 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1259 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1260 | gprs_rlcmac_bts *bts; |
| 1261 | RlcMacUplink_t ulreq = {0}; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1262 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1263 | bts = the_bts->bts_data(); |
| 1264 | |
| 1265 | /* needed to set last_rts_fn in the PDCH object */ |
| 1266 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 1267 | |
| 1268 | /* |
| 1269 | * simulate RACH, this sends an Immediate |
| 1270 | * Assignment Uplink on the AGCH |
| 1271 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 1272 | bts_handle_rach(the_bts, 0x73, rach_fn, qta); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1273 | |
| 1274 | /* get next free TFI */ |
| 1275 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 1276 | |
| 1277 | /* fake a resource request */ |
| 1278 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1279 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1280 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1281 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1282 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1283 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1284 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1285 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1286 | MS_RA_capability_value[0].u.Content. |
| 1287 | Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1288 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1289 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1290 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1291 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1292 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1293 | GPRS_multislot_class = ms_class; |
| 1294 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1295 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1296 | MS_RA_capability_value[0].u.Content. |
| 1297 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1298 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1299 | MS_RA_capability_value[0].u.Content. |
| 1300 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 1301 | } |
| 1302 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 1303 | |
| 1304 | /* check the TBF */ |
| 1305 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 1306 | /* send packet uplink assignment */ |
| 1307 | *fn = sba_fn; |
| 1308 | request_dl_rlc_block(ul_tbf, fn); |
| 1309 | |
| 1310 | /* send real acknowledgement */ |
| 1311 | send_control_ack(ul_tbf); |
| 1312 | |
| 1313 | check_tbf(ul_tbf); |
| 1314 | |
| 1315 | return ul_tbf; |
| 1316 | } |
| 1317 | |
| 1318 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_no_length(BTS *the_bts, |
| 1319 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1320 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1321 | { |
| 1322 | OSMO_ASSERT(ul_tbf); |
| 1323 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1324 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1325 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1326 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1327 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1328 | |
| 1329 | /* send fake data with cv=0*/ |
| 1330 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1331 | uint8_t data[49] = {0}; |
| 1332 | |
| 1333 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1334 | |
| 1335 | /*header_construction */ |
| 1336 | memset(data, 0x2b, sizeof(data)); |
| 1337 | /* Message with CRBB */ |
| 1338 | for (int i = 0 ; i < 80; i++) { |
| 1339 | hdr3->r = 0; |
| 1340 | hdr3->si = 0; |
| 1341 | hdr3->cv = 10; |
| 1342 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1343 | hdr3->tfi_lo = tfi & 0x7; |
| 1344 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1345 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1346 | hdr3->cps_hi = 0; |
| 1347 | hdr3->cps_lo = 0; |
| 1348 | hdr3->spb = 0; |
| 1349 | hdr3->rsb = 0; |
| 1350 | hdr3->pi = 0; |
| 1351 | hdr3->spare = 0; |
| 1352 | hdr3->dummy = 1; |
| 1353 | data[4] = 0x0; |
| 1354 | data[5] = 0x0; |
| 1355 | data[6] = 0x2b; |
| 1356 | data[7] = 0x2b; |
| 1357 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1358 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1359 | } |
| 1360 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1361 | memset(data, 0x2b, sizeof(data)); |
| 1362 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1363 | hdr3->r = 0; |
| 1364 | hdr3->si = 0; |
| 1365 | hdr3->cv = 0; |
| 1366 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1367 | hdr3->tfi_lo = tfi & 0x7; |
| 1368 | hdr3->bsn1_hi = 0; |
| 1369 | hdr3->bsn1_lo = 2; |
| 1370 | hdr3->cps_hi = 0; |
| 1371 | hdr3->cps_lo = 0; |
| 1372 | hdr3->spb = 0; |
| 1373 | hdr3->rsb = 0; |
| 1374 | hdr3->pi = 0; |
| 1375 | hdr3->spare = 0; |
| 1376 | hdr3->dummy = 1; |
| 1377 | data[4] = 0x0; |
| 1378 | data[5] = 0x2b; |
| 1379 | data[6] = 0x2b; |
| 1380 | data[7] = 0x2b; |
| 1381 | |
| 1382 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1383 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1384 | |
| 1385 | request_dl_rlc_block(ul_tbf, fn); |
| 1386 | |
| 1387 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1388 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1389 | |
| 1390 | ms = the_bts->ms_by_tlli(tlli); |
| 1391 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1392 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1393 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1394 | |
| 1395 | return ul_tbf; |
| 1396 | } |
| 1397 | |
| 1398 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_with_length(BTS *the_bts, |
| 1399 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1400 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1401 | { |
| 1402 | OSMO_ASSERT(ul_tbf); |
| 1403 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1404 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1405 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1406 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1407 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1408 | |
| 1409 | check_tbf(ul_tbf); |
| 1410 | /* send fake data with cv=0*/ |
| 1411 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1412 | uint8_t data[49] = {0}; |
| 1413 | |
| 1414 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1415 | |
| 1416 | /*header_construction */ |
| 1417 | memset(data, 0x2b, sizeof(data)); |
| 1418 | |
| 1419 | /* Message with URBB & URBB length */ |
| 1420 | for (int i = 0 ; i < 20; i++) { |
| 1421 | hdr3->r = 0; |
| 1422 | hdr3->si = 0; |
| 1423 | hdr3->cv = 10; |
| 1424 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1425 | hdr3->tfi_lo = tfi & 0x7; |
| 1426 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1427 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1428 | hdr3->cps_hi = 0; |
| 1429 | hdr3->cps_lo = 0; |
| 1430 | hdr3->spb = 0; |
| 1431 | hdr3->rsb = 0; |
| 1432 | hdr3->pi = 0; |
| 1433 | hdr3->spare = 0; |
| 1434 | hdr3->dummy = 1; |
| 1435 | data[4] = 0x0; |
| 1436 | data[5] = 0x0; |
| 1437 | data[6] = 0x2b; |
| 1438 | data[7] = 0x2b; |
| 1439 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1440 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1441 | } |
| 1442 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1443 | memset(data, 0x2b, sizeof(data)); |
| 1444 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1445 | hdr3->r = 0; |
| 1446 | hdr3->si = 0; |
| 1447 | hdr3->cv = 0; |
| 1448 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1449 | hdr3->tfi_lo = tfi & 0x7; |
| 1450 | hdr3->bsn1_hi = 0; |
| 1451 | hdr3->bsn1_lo = 2; |
| 1452 | hdr3->cps_hi = 0; |
| 1453 | hdr3->cps_lo = 0; |
| 1454 | hdr3->spb = 0; |
| 1455 | hdr3->rsb = 0; |
| 1456 | hdr3->pi = 0; |
| 1457 | hdr3->spare = 0; |
| 1458 | hdr3->dummy = 1; |
| 1459 | data[4] = 0x0; |
| 1460 | data[5] = 0x2b; |
| 1461 | data[6] = 0x2b; |
| 1462 | data[7] = 0x2b; |
| 1463 | |
| 1464 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1465 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
Pau Espin Pedrol | c33a024 | 2020-05-15 16:57:48 +0200 | [diff] [blame] | 1466 | ul_tbf->create_ul_ack(*fn, ts_no); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1467 | |
| 1468 | request_dl_rlc_block(ul_tbf, fn); |
| 1469 | |
| 1470 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1471 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1472 | |
| 1473 | ms = the_bts->ms_by_tlli(tlli); |
| 1474 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1475 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1476 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1477 | |
| 1478 | return ul_tbf; |
| 1479 | } |
| 1480 | |
| 1481 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_CRBB(BTS *the_bts, |
| 1482 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1483 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1484 | { |
| 1485 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1486 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1487 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1488 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1489 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1490 | |
| 1491 | /* check the TBF */ |
| 1492 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 1493 | OSMO_ASSERT(ul_tbf); |
| 1494 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1495 | |
| 1496 | /* send fake data with cv=0*/ |
| 1497 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1498 | uint8_t data[49] = {0}; |
| 1499 | |
| 1500 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1501 | |
| 1502 | /*header_construction */ |
| 1503 | memset(data, 0x2b, sizeof(data)); |
| 1504 | |
| 1505 | /* Message with CRBB */ |
| 1506 | for (int i = 80 ; i < 160; i++) { |
| 1507 | hdr3->r = 0; |
| 1508 | hdr3->si = 0; |
| 1509 | hdr3->cv = 10; |
| 1510 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1511 | hdr3->tfi_lo = tfi & 0x7; |
| 1512 | hdr3->bsn1_hi = ((i)&0x1f); |
| 1513 | hdr3->bsn1_lo = ((i)/32); |
| 1514 | hdr3->cps_hi = 0; |
| 1515 | hdr3->cps_lo = 0; |
| 1516 | hdr3->spb = 0; |
| 1517 | hdr3->rsb = 0; |
| 1518 | hdr3->pi = 0; |
| 1519 | hdr3->spare = 0; |
| 1520 | hdr3->dummy = 1; |
| 1521 | data[4] = 0x0; |
| 1522 | data[5] = 0x0; |
| 1523 | data[6] = 0x2b; |
| 1524 | data[7] = 0x2b; |
| 1525 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1526 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1527 | } |
| 1528 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1529 | memset(data, 0x2b, sizeof(data)); |
| 1530 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1531 | hdr3->r = 0; |
| 1532 | hdr3->si = 0; |
| 1533 | hdr3->cv = 0; |
| 1534 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1535 | hdr3->tfi_lo = tfi & 0x7; |
| 1536 | hdr3->bsn1_hi = 0; |
| 1537 | hdr3->bsn1_lo = 2; |
| 1538 | hdr3->cps_hi = 0; |
| 1539 | hdr3->cps_lo = 0; |
| 1540 | hdr3->spb = 0; |
| 1541 | hdr3->rsb = 0; |
| 1542 | hdr3->pi = 0; |
| 1543 | hdr3->spare = 0; |
| 1544 | hdr3->dummy = 1; |
| 1545 | data[4] = 0x0; |
| 1546 | data[5] = 0x2b; |
| 1547 | data[6] = 0x2b; |
| 1548 | data[7] = 0x2b; |
| 1549 | |
| 1550 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1551 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1552 | |
| 1553 | request_dl_rlc_block(ul_tbf, fn); |
| 1554 | |
| 1555 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1556 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1557 | |
| 1558 | ms = the_bts->ms_by_tlli(tlli); |
| 1559 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1560 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1561 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1562 | |
| 1563 | return ul_tbf; |
| 1564 | } |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1565 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(BTS *the_bts, |
| 1566 | 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] | 1567 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1568 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1569 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1570 | uint32_t rach_fn = *fn - 51; |
| 1571 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1572 | uint8_t trx_no = 0; |
| 1573 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1574 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1575 | struct gprs_rlcmac_pdch *pdch; |
| 1576 | gprs_rlcmac_bts *bts; |
| 1577 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1578 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1579 | bts = the_bts->bts_data(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1580 | |
| 1581 | /* needed to set last_rts_fn in the PDCH object */ |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1582 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1583 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1584 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 1585 | bts_handle_rach(the_bts, 0x73, rach_fn, qta); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1586 | |
| 1587 | /* get next free TFI */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1588 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1589 | |
| 1590 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1591 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1592 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1593 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1594 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1595 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability2 = 1; |
| 1596 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1597 | Count_MS_RA_capability_value = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1598 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1599 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1600 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1601 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1602 | Exist_GPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1603 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1604 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1605 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1606 | if (egprs_ms_class) { |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1607 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1608 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1609 | Exist_EGPRS_multislot_class = 1; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 1610 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability2. |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1611 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1612 | EGPRS_multislot_class = ms_class; |
| 1613 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1614 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1615 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1616 | |
| 1617 | /* check the TBF */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1618 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1619 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1620 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1621 | |
| 1622 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1623 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1624 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1625 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1626 | /* send real acknowledgement */ |
| 1627 | send_control_ack(ul_tbf); |
| 1628 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1629 | check_tbf(ul_tbf); |
| 1630 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1631 | /* send fake data */ |
| 1632 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1633 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1634 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1635 | uint8_t(1), /* BSN:7, E:1 */ |
| 1636 | }; |
| 1637 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1638 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1639 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1640 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1641 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1642 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1643 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 1644 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1645 | |
| 1646 | return ul_tbf; |
| 1647 | } |
| 1648 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1649 | static void send_dl_data(BTS *the_bts, uint32_t tlli, const char *imsi, |
| 1650 | const uint8_t *data, unsigned data_size) |
| 1651 | { |
| 1652 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1653 | |
| 1654 | ms = the_bts->ms_store().get_ms(tlli, 0, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1655 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 1656 | gprs_rlcmac_dl_tbf::handle(the_bts->bts_data(), tlli, 0, imsi, 0, 0, |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1657 | 1000, data, data_size); |
| 1658 | |
| 1659 | ms = the_bts->ms_by_imsi(imsi); |
| 1660 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1661 | OSMO_ASSERT(ms_dl_tbf(ms) != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1662 | |
| 1663 | if (imsi[0] && strcmp(imsi, "000") != 0) { |
| 1664 | ms2 = the_bts->ms_by_tlli(tlli); |
| 1665 | OSMO_ASSERT(ms == ms2); |
| 1666 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1667 | } |
| 1668 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1669 | static void transmit_dl_data(BTS *the_bts, uint32_t tlli, uint32_t *fn, |
| 1670 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1671 | { |
| 1672 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1673 | GprsMs *ms; |
| 1674 | unsigned ts_no; |
| 1675 | |
| 1676 | ms = the_bts->ms_by_tlli(tlli); |
| 1677 | OSMO_ASSERT(ms); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1678 | dl_tbf = ms_dl_tbf(ms); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1679 | OSMO_ASSERT(dl_tbf); |
| 1680 | |
| 1681 | while (dl_tbf->have_data()) { |
| 1682 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1683 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1684 | if (!(slots & (1 << ts_no))) |
| 1685 | continue; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1686 | gprs_rlcmac_rcv_rts_block(the_bts->bts_data(), |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1687 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1688 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1689 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1690 | *fn = fn_add_blocks(*fn, 1); |
| 1691 | } |
| 1692 | } |
| 1693 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1694 | static inline void print_ta_tlli(const gprs_rlcmac_ul_tbf *ul_tbf, bool print_ms) |
| 1695 | { |
| 1696 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1697 | if (print_ms) |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1698 | 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] | 1699 | } |
| 1700 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1701 | static void test_tbf_single_phase() |
| 1702 | { |
| 1703 | BTS the_bts; |
| 1704 | int ts_no = 7; |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 1705 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1706 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1707 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1708 | uint16_t qta = 31; |
| 1709 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1710 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1711 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1712 | |
| 1713 | setup_bts(&the_bts, ts_no); |
| 1714 | |
| 1715 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli, &fn, qta); |
| 1716 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1717 | print_ta_tlli(ul_tbf, true); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1718 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1719 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1720 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1721 | } |
| 1722 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1723 | static void test_tbf_egprs_two_phase_puan(void) |
| 1724 | { |
| 1725 | BTS the_bts; |
| 1726 | int ts_no = 7; |
| 1727 | uint32_t fn = 2654218; |
| 1728 | uint16_t qta = 31; |
| 1729 | uint32_t tlli = 0xf1223344; |
| 1730 | const char *imsi = "0011223344"; |
| 1731 | uint8_t ms_class = 1; |
| 1732 | gprs_rlcmac_bts *bts; |
| 1733 | uint8_t egprs_ms_class = 1; |
| 1734 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1735 | uint8_t test_data[256]; |
| 1736 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1737 | fprintf(stderr, "=== start %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1738 | |
| 1739 | memset(test_data, 1, sizeof(test_data)); |
| 1740 | |
| 1741 | setup_bts(&the_bts, ts_no, 4); |
| 1742 | the_bts.bts_data()->initial_mcs_dl = 9; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1743 | bts = the_bts.bts_data(); |
| 1744 | bts->ws_base = 128; |
| 1745 | bts->ws_pdch = 64; |
| 1746 | |
| 1747 | ul_tbf = establish_ul_tbf(&the_bts, ts_no, tlli, &fn, qta, ms_class, egprs_ms_class); |
| 1748 | /* Function to generate URBB with no length */ |
| 1749 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_no_length(&the_bts, ts_no, tlli, &fn, |
| 1750 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1751 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1752 | print_ta_tlli(ul_tbf, true); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1753 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1754 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1755 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1756 | /* Function to generate URBB with length */ |
| 1757 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_with_length(&the_bts, ts_no, tlli, &fn, |
| 1758 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1759 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1760 | print_ta_tlli(ul_tbf, true); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1761 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1762 | |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 1763 | static_cast<gprs_rlc_ul_window *>(ul_tbf->window())->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1764 | /* Function to generate CRBB */ |
| 1765 | bts->ws_base = 128; |
| 1766 | bts->ws_pdch = 64; |
| 1767 | ul_tbf = establish_ul_tbf_two_phase_puan_CRBB(&the_bts, ts_no, tlli, &fn, |
| 1768 | qta, ms_class, egprs_ms_class); |
| 1769 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1770 | print_ta_tlli(ul_tbf, true); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1771 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1772 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1773 | fprintf(stderr, "=== end %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1774 | } |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1775 | /* |
| 1776 | * Trigger rach for single block |
| 1777 | */ |
| 1778 | static void test_immediate_assign_rej_single_block() |
| 1779 | { |
| 1780 | BTS the_bts; |
| 1781 | uint32_t fn = 2654218; |
| 1782 | uint16_t qta = 31; |
| 1783 | int ts_no = 7; |
| 1784 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1785 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1786 | |
| 1787 | setup_bts(&the_bts, ts_no, 4); |
| 1788 | |
| 1789 | the_bts.bts_data()->trx[0].pdch[ts_no].disable(); |
| 1790 | |
| 1791 | uint32_t rach_fn = fn - 51; |
| 1792 | |
| 1793 | int rc = 0; |
| 1794 | |
| 1795 | /* |
| 1796 | * simulate RACH, sends an Immediate Assignment |
| 1797 | * Uplink reject on the AGCH |
| 1798 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 1799 | rc = bts_handle_rach(&the_bts, 0x70, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1800 | |
| 1801 | OSMO_ASSERT(rc == -EINVAL); |
| 1802 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1803 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1804 | } |
| 1805 | |
| 1806 | /* |
| 1807 | * Trigger rach till resources(USF) exhaust |
| 1808 | */ |
| 1809 | static void test_immediate_assign_rej_multi_block() |
| 1810 | { |
| 1811 | BTS the_bts; |
| 1812 | uint32_t fn = 2654218; |
| 1813 | uint16_t qta = 31; |
| 1814 | int ts_no = 7; |
| 1815 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1816 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1817 | |
| 1818 | setup_bts(&the_bts, ts_no, 4); |
| 1819 | |
| 1820 | uint32_t rach_fn = fn - 51; |
| 1821 | |
| 1822 | int rc = 0; |
| 1823 | |
| 1824 | /* |
| 1825 | * simulate RACH, sends an Immediate Assignment Uplink |
| 1826 | * reject on the AGCH |
| 1827 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 1828 | rc = bts_handle_rach(&the_bts, 0x78, rach_fn, qta); |
| 1829 | rc = bts_handle_rach(&the_bts, 0x79, rach_fn, qta); |
| 1830 | rc = bts_handle_rach(&the_bts, 0x7a, rach_fn, qta); |
| 1831 | rc = bts_handle_rach(&the_bts, 0x7b, rach_fn, qta); |
| 1832 | rc = bts_handle_rach(&the_bts, 0x7c, rach_fn, qta); |
| 1833 | rc = bts_handle_rach(&the_bts, 0x7d, rach_fn, qta); |
| 1834 | rc = bts_handle_rach(&the_bts, 0x7e, rach_fn, qta); |
| 1835 | rc = bts_handle_rach(&the_bts, 0x7f, rach_fn, qta); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1836 | |
| 1837 | OSMO_ASSERT(rc == -EBUSY); |
| 1838 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1839 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1840 | } |
| 1841 | |
| 1842 | static void test_immediate_assign_rej() |
| 1843 | { |
| 1844 | test_immediate_assign_rej_multi_block(); |
| 1845 | test_immediate_assign_rej_single_block(); |
| 1846 | } |
| 1847 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1848 | static void test_tbf_two_phase() |
| 1849 | { |
| 1850 | BTS the_bts; |
| 1851 | int ts_no = 7; |
| 1852 | uint32_t fn = 2654218; |
| 1853 | uint16_t qta = 31; |
| 1854 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1855 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1856 | uint8_t ms_class = 1; |
| 1857 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1858 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1859 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1860 | |
| 1861 | setup_bts(&the_bts, ts_no, 4); |
| 1862 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1863 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 1864 | ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1865 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1866 | print_ta_tlli(ul_tbf, true); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1867 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1868 | |
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 | { |
| 1880 | BTS the_bts; |
| 1881 | int ts_no = 7; |
| 1882 | uint32_t fn = 2654218; |
| 1883 | uint16_t qta = 31; |
| 1884 | uint32_t tlli1 = 0xf1223344; |
| 1885 | uint32_t tlli2 = 0xf5667788; |
| 1886 | const char *imsi = "0011223344"; |
| 1887 | uint8_t ms_class = 1; |
| 1888 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1889 | GprsMs *ms, *ms1, *ms2; |
| 1890 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1891 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1892 | |
| 1893 | setup_bts(&the_bts, ts_no, 4); |
| 1894 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1895 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1896 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1897 | |
| 1898 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1899 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1900 | |
| 1901 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1902 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1903 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1904 | /* Send Packet Downlink Assignment to MS */ |
| 1905 | request_dl_rlc_block(ul_tbf, &fn); |
| 1906 | |
| 1907 | /* Ack it */ |
| 1908 | send_control_ack(ul_tbf); |
| 1909 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1910 | /* Make sure the RAU Accept gets sent to the MS */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1911 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1912 | transmit_dl_data(&the_bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1913 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1914 | |
| 1915 | /* Now establish a new TBF for the RA UPDATE COMPLETE (new TLLI) */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1916 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli2, &fn, qta, |
| 1917 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1918 | |
| 1919 | ms2 = ul_tbf->ms(); |
| 1920 | |
| 1921 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 1922 | OSMO_ASSERT(ms1 != ms2); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1923 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1924 | |
| 1925 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 1926 | * the PCU can see, that both MS objects belong to same MS */ |
| 1927 | send_dl_data(&the_bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
| 1928 | |
| 1929 | ms = the_bts.ms_by_imsi(imsi); |
| 1930 | OSMO_ASSERT(ms == ms2); |
| 1931 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1932 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1933 | |
| 1934 | ms = the_bts.ms_by_tlli(tlli1); |
| 1935 | OSMO_ASSERT(ms == NULL); |
| 1936 | ms = the_bts.ms_by_tlli(tlli2); |
| 1937 | OSMO_ASSERT(ms == ms2); |
| 1938 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1939 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1940 | } |
| 1941 | |
| 1942 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 1943 | { |
| 1944 | BTS the_bts; |
| 1945 | int ts_no = 7; |
| 1946 | uint32_t fn = 2654218; |
| 1947 | uint16_t qta = 31; |
| 1948 | uint32_t tlli1 = 0xf1223344; |
| 1949 | const char *imsi = "0011223344"; |
| 1950 | uint8_t ms_class = 1; |
| 1951 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1952 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1953 | GprsMs *ms, *ms1, *ms2; |
| 1954 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1955 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1956 | |
| 1957 | setup_bts(&the_bts, ts_no, 1); |
| 1958 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1959 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1960 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1961 | |
| 1962 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1963 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1964 | |
| 1965 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1966 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1967 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1968 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1969 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 1970 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1971 | OSMO_ASSERT(dl_tbf != NULL); |
| 1972 | |
| 1973 | /* Get rid of old UL TBF */ |
| 1974 | tbf_free(ul_tbf); |
| 1975 | ms = the_bts.ms_by_tlli(tlli1); |
| 1976 | OSMO_ASSERT(ms1 == ms); |
| 1977 | |
| 1978 | /* Now establish a new UL TBF, this will consume one LLC packet */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1979 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1980 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1981 | |
| 1982 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1983 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1984 | |
| 1985 | /* This should be the same MS object */ |
| 1986 | OSMO_ASSERT(ms2 == ms1); |
| 1987 | |
| 1988 | ms = the_bts.ms_by_tlli(tlli1); |
| 1989 | OSMO_ASSERT(ms2 == ms); |
| 1990 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 1991 | /* A DL TBF should still exist */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1992 | OSMO_ASSERT(ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1993 | |
| 1994 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 1995 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1996 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1997 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1998 | } |
| 1999 | |
| 2000 | |
| 2001 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 2002 | { |
| 2003 | BTS the_bts; |
| 2004 | int ts_no = 7; |
| 2005 | uint32_t fn = 2654218; |
| 2006 | uint16_t qta = 31; |
| 2007 | uint32_t tlli1 = 0xf1223344; |
| 2008 | const char *imsi = "0011223344"; |
| 2009 | uint8_t ms_class = 1; |
| 2010 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2011 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2012 | GprsMs *ms, *ms1, *ms2; |
| 2013 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2014 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2015 | |
| 2016 | setup_bts(&the_bts, ts_no, 1); |
| 2017 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2018 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 2019 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2020 | |
| 2021 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2022 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2023 | |
| 2024 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2025 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2026 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2027 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2028 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 2); |
| 2029 | dl_tbf = ms_dl_tbf(ms1); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2030 | OSMO_ASSERT(dl_tbf != NULL); |
| 2031 | |
| 2032 | /* Get rid of old UL TBF */ |
| 2033 | tbf_free(ul_tbf); |
| 2034 | ms = the_bts.ms_by_tlli(tlli1); |
| 2035 | OSMO_ASSERT(ms1 == ms); |
| 2036 | |
| 2037 | /* Now establish a new UL TBF */ |
| 2038 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli1, &fn, qta); |
| 2039 | |
| 2040 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2041 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2042 | |
| 2043 | /* There should be a different MS object */ |
| 2044 | OSMO_ASSERT(ms2 != ms1); |
| 2045 | |
| 2046 | ms = the_bts.ms_by_tlli(tlli1); |
| 2047 | OSMO_ASSERT(ms2 == ms); |
| 2048 | OSMO_ASSERT(ms1 != ms); |
| 2049 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 2050 | /* DL TBF should be removed */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2051 | OSMO_ASSERT(!ms_dl_tbf(ms)); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2052 | |
| 2053 | /* No queued packets should be lost */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2054 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms)) == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2055 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2056 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2057 | } |
| 2058 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2059 | static void test_tbf_dl_reuse() |
| 2060 | { |
| 2061 | BTS the_bts; |
| 2062 | int ts_no = 7; |
| 2063 | uint32_t fn = 2654218; |
| 2064 | uint16_t qta = 31; |
| 2065 | uint32_t tlli1 = 0xf1223344; |
| 2066 | const char *imsi = "0011223344"; |
| 2067 | uint8_t ms_class = 1; |
| 2068 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2069 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 2070 | GprsMs *ms1, *ms2; |
| 2071 | unsigned i; |
| 2072 | RlcMacUplink_t ulreq = {0}; |
| 2073 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2074 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2075 | |
| 2076 | setup_bts(&the_bts, ts_no, 1); |
| 2077 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2078 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 2079 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2080 | |
| 2081 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2082 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2083 | |
| 2084 | /* Send some LLC frames */ |
| 2085 | for (i = 0; i < 40; i++) { |
| 2086 | char buf[32]; |
| 2087 | int rc; |
| 2088 | |
| 2089 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 2090 | OSMO_ASSERT(rc > 0); |
| 2091 | |
| 2092 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 2093 | } |
| 2094 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2095 | print_ms(ms1, true); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2096 | |
| 2097 | /* Send Packet Downlink Assignment to MS */ |
| 2098 | request_dl_rlc_block(ul_tbf, &fn); |
| 2099 | |
| 2100 | /* Ack it */ |
| 2101 | send_control_ack(ul_tbf); |
| 2102 | |
| 2103 | /* Transmit all data */ |
| 2104 | transmit_dl_data(&the_bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2105 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms1)) == 0); |
| 2106 | OSMO_ASSERT(ms_dl_tbf(ms1)); |
| 2107 | OSMO_ASSERT(ms_dl_tbf(ms1)->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2108 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2109 | dl_tbf1 = ms_dl_tbf(ms1); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2110 | |
| 2111 | /* Send some LLC frames */ |
| 2112 | for (i = 0; i < 10; i++) { |
| 2113 | char buf[32]; |
| 2114 | int rc; |
| 2115 | |
| 2116 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 2117 | OSMO_ASSERT(rc > 0); |
| 2118 | |
| 2119 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 2120 | } |
| 2121 | |
| 2122 | /* Fake Final DL Ack/Nack */ |
| 2123 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 2124 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 2125 | |
| 2126 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2127 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 2128 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 2129 | |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 2130 | send_ul_mac_block(&the_bts, 0, dl_tbf1->poll_ts, &ulreq, dl_tbf1->poll_fn); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2131 | |
| 2132 | OSMO_ASSERT(dl_tbf1->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 2133 | |
| 2134 | request_dl_rlc_block(dl_tbf1, &fn); |
| 2135 | |
| 2136 | ms2 = the_bts.ms_by_tlli(tlli1); |
| 2137 | OSMO_ASSERT(ms2 == ms1); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2138 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
| 2139 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(GPRS_RLCMAC_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2140 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2141 | dl_tbf2 = ms_dl_tbf(ms2); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2142 | |
| 2143 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 2144 | |
| 2145 | send_control_ack(dl_tbf1); |
Jacob Erlbeck | 6835cea | 2015-08-21 15:24:02 +0200 | [diff] [blame] | 2146 | OSMO_ASSERT(dl_tbf2->state_is(GPRS_RLCMAC_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2147 | |
| 2148 | /* Transmit all data */ |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2149 | transmit_dl_data(&the_bts, tlli1, &fn); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2150 | OSMO_ASSERT(llc_queue_size(ms_llc_queue(ms2)) == 0); |
| 2151 | OSMO_ASSERT(ms_dl_tbf(ms2)); |
| 2152 | OSMO_ASSERT(ms_dl_tbf(ms2)->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2153 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2154 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2155 | } |
| 2156 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2157 | static void test_tbf_gprs_egprs() |
| 2158 | { |
| 2159 | BTS the_bts; |
| 2160 | gprs_rlcmac_bts *bts; |
| 2161 | uint8_t ts_no = 4; |
| 2162 | uint8_t ms_class = 45; |
| 2163 | int rc = 0; |
| 2164 | uint32_t tlli = 0xc0006789; |
| 2165 | const char *imsi = "001001123456789"; |
| 2166 | unsigned delay_csec = 1000; |
| 2167 | |
| 2168 | uint8_t buf[256] = {0}; |
| 2169 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2170 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2171 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2172 | bts = the_bts.bts_data(); |
| 2173 | bts->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2174 | if (!bts->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2175 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2176 | abort(); |
| 2177 | } |
| 2178 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2179 | setup_bts(&the_bts, ts_no); |
| 2180 | |
| 2181 | /* EGPRS-only */ |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2182 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2183 | gprs_bssgp_init(bts, 3234, 3234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2184 | |
| 2185 | /* Does not support EGPRS */ |
| 2186 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
| 2187 | delay_csec, buf, sizeof(buf)); |
| 2188 | |
Pau Espin Pedrol | 569f0d2 | 2020-10-27 14:45:20 +0100 | [diff] [blame] | 2189 | OSMO_ASSERT(rc == 0); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2190 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2191 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2192 | gprs_bssgp_destroy(bts); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2193 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2194 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2195 | static inline void ws_check(gprs_rlcmac_dl_tbf *dl_tbf, const char *test, uint8_t exp_slots, uint16_t exp_ws, |
| 2196 | bool free, bool end) |
| 2197 | { |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2198 | gprs_rlcmac_bts *bts = dl_tbf->bts->bts_data(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2199 | if (!dl_tbf) { |
| 2200 | fprintf(stderr, "%s(): FAILED (NULL TBF)\n", test); |
| 2201 | return; |
| 2202 | } |
| 2203 | |
| 2204 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d", |
| 2205 | dl_tbf->dl_slots(), |
| 2206 | pcu_bitcount(dl_tbf->dl_slots()), |
| 2207 | dl_tbf->window_size()); |
| 2208 | |
| 2209 | if (pcu_bitcount(dl_tbf->dl_slots()) != exp_slots || dl_tbf->window_size() != exp_ws) |
| 2210 | fprintf(stderr, "%s(): DL TBF FAILED: dl_slots = %u (exp. %u), WS = %u (exp. %u)", |
| 2211 | test, pcu_bitcount(dl_tbf->dl_slots()), 4, dl_tbf->window_size(), 128 + 4 * 64); |
| 2212 | |
| 2213 | fprintf(stderr, "\n"); |
| 2214 | |
| 2215 | if (free) |
| 2216 | tbf_free(dl_tbf); |
| 2217 | |
| 2218 | if (end) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2219 | fprintf(stderr, "=== end %s ===\n", test); |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2220 | gprs_bssgp_destroy(bts); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2221 | } |
| 2222 | } |
| 2223 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2224 | static void test_tbf_ws() |
| 2225 | { |
| 2226 | BTS the_bts; |
| 2227 | gprs_rlcmac_bts *bts; |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2228 | GprsMs *ms; |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2229 | uint8_t ts_no = 4; |
| 2230 | uint8_t ms_class = 12; |
| 2231 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2232 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2233 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2234 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2235 | bts = the_bts.bts_data(); |
| 2236 | bts->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2237 | if (!bts->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2238 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2239 | abort(); |
| 2240 | } |
| 2241 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2242 | setup_bts(&the_bts, ts_no); |
| 2243 | |
| 2244 | bts->ws_base = 128; |
| 2245 | bts->ws_pdch = 64; |
| 2246 | bts->alloc_algorithm = alloc_algorithm_b; |
| 2247 | bts->trx[0].pdch[2].enable(); |
| 2248 | bts->trx[0].pdch[3].enable(); |
| 2249 | bts->trx[0].pdch[4].enable(); |
| 2250 | bts->trx[0].pdch[5].enable(); |
| 2251 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2252 | gprs_bssgp_init(bts, 4234, 4234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2253 | |
| 2254 | /* Does no support EGPRS */ |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2255 | ms = the_bts.ms_alloc(ms_class, 0); |
| 2256 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, 0, false); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2257 | |
| 2258 | ws_check(dl_tbf, __func__, 4, 64, true, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2259 | |
| 2260 | /* EGPRS-only */ |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2261 | |
| 2262 | /* Does support EGPRS */ |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2263 | ms = the_bts.ms_alloc(ms_class, ms_class); |
| 2264 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, 0, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2265 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2266 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true, true); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2267 | } |
| 2268 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2269 | static void test_tbf_update_ws(void) |
| 2270 | { |
| 2271 | BTS the_bts; |
| 2272 | gprs_rlcmac_bts *bts; |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2273 | GprsMs *ms; |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2274 | uint8_t ts_no = 4; |
| 2275 | uint8_t ms_class = 11; |
| 2276 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2277 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2278 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2279 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2280 | bts = the_bts.bts_data(); |
| 2281 | bts->nsi = gprs_ns2_instantiate(tall_pcu_ctx, gprs_ns_prim_cb, NULL); |
| 2282 | if (!bts->nsi) { |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2283 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2284 | abort(); |
| 2285 | } |
| 2286 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2287 | setup_bts(&the_bts, ts_no); |
| 2288 | |
| 2289 | bts->ws_base = 128; |
| 2290 | bts->ws_pdch = 64; |
| 2291 | bts->alloc_algorithm = alloc_algorithm_b; |
| 2292 | bts->trx[0].pdch[2].enable(); |
| 2293 | bts->trx[0].pdch[3].enable(); |
| 2294 | bts->trx[0].pdch[4].enable(); |
| 2295 | bts->trx[0].pdch[5].enable(); |
| 2296 | |
Alexander Couzens | 290d903 | 2020-09-16 21:52:02 +0200 | [diff] [blame] | 2297 | gprs_bssgp_init(bts, 5234, 5234, 1, 1, false, 0, 0, 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2298 | |
| 2299 | /* EGPRS-only */ |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2300 | |
| 2301 | /* Does support EGPRS */ |
Pau Espin Pedrol | 322456e | 2020-05-08 18:15:59 +0200 | [diff] [blame] | 2302 | ms = the_bts.ms_alloc(ms_class, ms_class); |
| 2303 | dl_tbf = tbf_alloc_dl_tbf(bts, ms, 0, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2304 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2305 | ws_check(dl_tbf, __func__, 1, 128 + 1 * 64, false, false); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2306 | |
| 2307 | dl_tbf->update(); |
| 2308 | |
Aravind Sirsikar | 0ee31cf | 2016-09-15 17:54:46 +0530 | [diff] [blame] | 2309 | /* window size should be 384 */ |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2310 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2311 | } |
| 2312 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2313 | static void test_tbf_puan_urbb_len(void) |
| 2314 | { |
| 2315 | BTS the_bts; |
| 2316 | int ts_no = 7; |
| 2317 | uint32_t fn = 2654218; |
| 2318 | uint16_t qta = 31; |
| 2319 | uint32_t tlli = 0xf1223344; |
| 2320 | const char *imsi = "0011223344"; |
| 2321 | uint8_t ms_class = 1; |
| 2322 | uint8_t egprs_ms_class = 1; |
| 2323 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2324 | uint8_t test_data[256]; |
| 2325 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2326 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2327 | |
| 2328 | memset(test_data, 1, sizeof(test_data)); |
| 2329 | |
| 2330 | setup_bts(&the_bts, ts_no, 4); |
| 2331 | the_bts.bts_data()->initial_mcs_dl = 9; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2332 | |
| 2333 | ul_tbf = puan_urbb_len_issue(&the_bts, ts_no, tlli, &fn, qta, |
| 2334 | ms_class, egprs_ms_class); |
| 2335 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2336 | print_ta_tlli(ul_tbf, true); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2337 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2338 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2339 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2340 | } |
| 2341 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2342 | static gprs_rlcmac_ul_tbf *tbf_li_decoding(BTS *the_bts, |
| 2343 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 2344 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 2345 | { |
| 2346 | GprsMs *ms; |
| 2347 | uint32_t rach_fn = *fn - 51; |
| 2348 | uint32_t sba_fn = *fn + 52; |
| 2349 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2350 | int tfi = 0; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2351 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2352 | struct gprs_rlcmac_pdch *pdch; |
| 2353 | gprs_rlcmac_bts *bts; |
| 2354 | RlcMacUplink_t ulreq = {0}; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2355 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2356 | Packet_Resource_Request_t *presreq = NULL; |
| 2357 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 2358 | Multislot_capability_t *pmultislotcap = NULL; |
| 2359 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2360 | bts = the_bts->bts_data(); |
| 2361 | |
| 2362 | /* needed to set last_rts_fn in the PDCH object */ |
| 2363 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 2364 | |
| 2365 | /* |
| 2366 | * simulate RACH, this sends an Immediate |
| 2367 | * Assignment Uplink on the AGCH |
| 2368 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 2369 | bts_handle_rach(the_bts, 0x73, rach_fn, qta); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2370 | |
| 2371 | /* get next free TFI */ |
| 2372 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 2373 | |
| 2374 | /* fake a resource request */ |
| 2375 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 2376 | presreq = &ulreq.u.Packet_Resource_Request; |
| 2377 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2378 | presreq->ID.UnionType = 1; /* != 0 */ |
| 2379 | presreq->ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 2380 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 2381 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2382 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 2383 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 2384 | Exist_Multislot_capability = 1; |
| 2385 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 2386 | u.Content.Multislot_capability; |
| 2387 | |
| 2388 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 2389 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 2390 | if (egprs_ms_class) { |
| 2391 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 2392 | pmultislotcap->EGPRS_multislot_class = ms_class; |
| 2393 | } |
| 2394 | |
| 2395 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 2396 | |
| 2397 | /* check the TBF */ |
| 2398 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 2399 | OSMO_ASSERT(ul_tbf); |
| 2400 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 2401 | |
| 2402 | /* send packet uplink assignment */ |
| 2403 | *fn = sba_fn; |
| 2404 | request_dl_rlc_block(ul_tbf, fn); |
| 2405 | |
| 2406 | /* send real acknowledgement */ |
| 2407 | send_control_ack(ul_tbf); |
| 2408 | |
| 2409 | check_tbf(ul_tbf); |
| 2410 | |
| 2411 | uint8_t data_msg[49] = {0}; |
| 2412 | |
| 2413 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 2414 | |
| 2415 | ms = the_bts->ms_by_tlli(tlli); |
| 2416 | OSMO_ASSERT(ms != NULL); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2417 | OSMO_ASSERT(ms_ta(ms) == qta/4); |
| 2418 | OSMO_ASSERT(ms_ul_tbf(ms) == ul_tbf); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2419 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2420 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 2421 | egprs3->si = 0; |
| 2422 | egprs3->r = 1; |
| 2423 | egprs3->cv = 7; |
| 2424 | egprs3->tfi_hi = tfi & 0x03; |
| 2425 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 2426 | egprs3->bsn1_hi = 0; |
| 2427 | egprs3->bsn1_lo = 0; |
| 2428 | egprs3->cps_hi = 1; |
| 2429 | data_msg[3] = 0xff; |
| 2430 | egprs3->pi = 0; |
| 2431 | egprs3->cps_lo = 1; |
| 2432 | egprs3->rsb = 0; |
| 2433 | egprs3->spb = 0; |
| 2434 | egprs3->pi = 0; |
| 2435 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2436 | |
| 2437 | egprs3->bsn1_hi = 1; |
| 2438 | egprs3->bsn1_lo = 0; |
| 2439 | data_msg[3] = 0x7f; |
| 2440 | egprs3->cps_lo = 1; |
| 2441 | egprs3->rsb = 0; |
| 2442 | egprs3->spb = 0; |
| 2443 | egprs3->pi = 0; |
| 2444 | data_msg[4] = 0x2; |
| 2445 | data_msg[5] = 0x0; |
| 2446 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2447 | |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 2448 | OSMO_ASSERT(ul_tbf->m_llc.m_index == 43); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2449 | |
| 2450 | return ul_tbf; |
| 2451 | } |
| 2452 | |
| 2453 | static void test_tbf_li_decoding(void) |
| 2454 | { |
| 2455 | BTS the_bts; |
| 2456 | int ts_no = 7; |
| 2457 | uint32_t fn = 2654218; |
| 2458 | uint16_t qta = 31; |
| 2459 | uint32_t tlli = 0xf1223344; |
| 2460 | const char *imsi = "0011223344"; |
| 2461 | uint8_t ms_class = 1; |
| 2462 | uint8_t egprs_ms_class = 1; |
| 2463 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2464 | uint8_t test_data[256]; |
| 2465 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2466 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2467 | |
| 2468 | memset(test_data, 1, sizeof(test_data)); |
| 2469 | |
| 2470 | setup_bts(&the_bts, ts_no, 4); |
| 2471 | the_bts.bts_data()->initial_mcs_dl = 9; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2472 | |
| 2473 | ul_tbf = tbf_li_decoding(&the_bts, ts_no, tlli, &fn, qta, |
| 2474 | ms_class, egprs_ms_class); |
| 2475 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2476 | print_ta_tlli(ul_tbf, true); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2477 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2478 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2479 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2480 | } |
| 2481 | |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2482 | /* |
| 2483 | * Test that a bit within the uncompressed bitmap whose BSN is not within |
| 2484 | * the transmit window shall be ignored. See section 9.1.8.2.4 of 44.060 |
| 2485 | * version 7.27.0 Release 7. |
| 2486 | */ |
| 2487 | static void test_tbf_epdan_out_of_rx_window(void) |
| 2488 | { |
| 2489 | BTS the_bts; |
| 2490 | gprs_rlcmac_bts *bts; |
| 2491 | uint8_t ms_class = 11; |
| 2492 | uint8_t egprs_ms_class = 11; |
| 2493 | uint8_t trx_no; |
| 2494 | uint32_t tlli = 0xffeeddcc; |
| 2495 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2496 | int ts_no = 4; |
| 2497 | bitvec *block; |
| 2498 | uint8_t bits_data[RLC_EGPRS_MAX_WS/8]; |
| 2499 | bitvec bits; |
| 2500 | int bsn_begin, bsn_end; |
| 2501 | EGPRS_PD_AckNack_t *ack_nack; |
| 2502 | RlcMacUplink_t ul_control_block; |
| 2503 | gprs_rlc_v_b *prlcmvb; |
| 2504 | gprs_rlc_dl_window *prlcdlwindow; |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2505 | int rc; |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2506 | |
aravind sirsikar | cc4214a | 2016-12-09 16:12:42 +0530 | [diff] [blame] | 2507 | memset(&ul_control_block, 0, sizeof(RlcMacUplink_t)); |
| 2508 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2509 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2510 | |
| 2511 | bts = the_bts.bts_data(); |
| 2512 | |
| 2513 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 2514 | OSMO_ASSERT(osmo_tdef_set(bts->T_defs_pcu, -2031, 200, OSMO_TDEF_MS) == 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2515 | /* ARQ II */ |
| 2516 | bts->dl_arq_type = EGPRS_ARQ2; |
| 2517 | |
| 2518 | /* |
| 2519 | * Simulate a message captured during over-the-air testing, |
| 2520 | * where the following values were observed: |
| 2521 | * v_a = 1176, vs = 1288, max sns = 2048, window size = 480. |
| 2522 | */ |
| 2523 | uint8_t data_msg[23] = {0x40, 0x20, 0x0b, 0xff, 0xd1, |
| 2524 | 0x61, 0x00, 0x3e, 0x0e, 0x51, 0x9f, |
| 2525 | 0xff, 0xff, 0xfb, 0x80, 0x00, 0x00, |
| 2526 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 2527 | |
| 2528 | dl_tbf = create_dl_tbf(&the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2529 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2530 | prlcdlwindow = static_cast<gprs_rlc_dl_window *>(dl_tbf->window()); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2531 | prlcmvb = &prlcdlwindow->m_v_b; |
| 2532 | prlcdlwindow->m_v_s = 1288; |
| 2533 | prlcdlwindow->m_v_a = 1176; |
| 2534 | prlcdlwindow->set_sns(2048); |
| 2535 | prlcdlwindow->set_ws(480); |
| 2536 | prlcmvb->mark_unacked(1176); |
| 2537 | prlcmvb->mark_unacked(1177); |
| 2538 | prlcmvb->mark_unacked(1286); |
| 2539 | prlcmvb->mark_unacked(1287); |
| 2540 | |
| 2541 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2542 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 2543 | block = bitvec_alloc(23, tall_pcu_ctx); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2544 | |
| 2545 | bitvec_unpack(block, data_msg); |
| 2546 | |
| 2547 | bits.data = bits_data; |
| 2548 | bits.data_len = sizeof(bits_data); |
| 2549 | bits.cur_bit = 0; |
| 2550 | |
Pau Espin Pedrol | 5e300ce | 2020-02-03 17:18:03 +0100 | [diff] [blame] | 2551 | rc = decode_gsm_rlcmac_uplink(block, &ul_control_block); |
| 2552 | OSMO_ASSERT(rc == 0); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2553 | |
| 2554 | ack_nack = &ul_control_block.u.Egprs_Packet_Downlink_Ack_Nack; |
| 2555 | |
| 2556 | OSMO_ASSERT(prlcmvb->is_unacked(1176)); |
| 2557 | OSMO_ASSERT(prlcmvb->is_unacked(1177)); |
| 2558 | OSMO_ASSERT(prlcmvb->is_unacked(1286)); |
| 2559 | OSMO_ASSERT(prlcmvb->is_unacked(1287)); |
| 2560 | |
| 2561 | Decoding::decode_egprs_acknack_bits( |
| 2562 | &ack_nack->EGPRS_AckNack.Desc, &bits, |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2563 | &bsn_begin, &bsn_end, prlcdlwindow); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2564 | |
| 2565 | dl_tbf->rcvd_dl_ack( |
| 2566 | ack_nack->EGPRS_AckNack.Desc.FINAL_ACK_INDICATION, |
| 2567 | bsn_begin, &bits); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2568 | |
aravind sirsikar | fb41afa | 2016-11-02 15:48:00 +0530 | [diff] [blame] | 2569 | OSMO_ASSERT(prlcmvb->is_invalid(1176)); |
| 2570 | OSMO_ASSERT(prlcmvb->is_invalid(1177)); |
| 2571 | OSMO_ASSERT(prlcmvb->is_acked(1286)); |
| 2572 | OSMO_ASSERT(prlcmvb->is_acked(1287)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2573 | |
| 2574 | bitvec_free(block); |
| 2575 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2576 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2577 | } |
| 2578 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2579 | static void test_tbf_egprs_two_phase_spb(void) |
| 2580 | { |
| 2581 | BTS the_bts; |
| 2582 | int ts_no = 7; |
| 2583 | uint32_t fn = 2654218; |
| 2584 | uint16_t qta = 31; |
| 2585 | uint32_t tlli = 0xf1223344; |
| 2586 | const char *imsi = "0011223344"; |
| 2587 | uint8_t ms_class = 1; |
| 2588 | uint8_t egprs_ms_class = 1; |
| 2589 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2590 | uint8_t test_data[256]; |
| 2591 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2592 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2593 | |
| 2594 | memset(test_data, 1, sizeof(test_data)); |
| 2595 | |
| 2596 | setup_bts(&the_bts, ts_no, 4); |
| 2597 | the_bts.bts_data()->initial_mcs_dl = 9; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2598 | |
| 2599 | ul_tbf = establish_ul_tbf_two_phase_spb(&the_bts, ts_no, tlli, &fn, qta, |
| 2600 | ms_class, egprs_ms_class); |
| 2601 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2602 | print_ta_tlli(ul_tbf, true); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2603 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2604 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2605 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2606 | } |
| 2607 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2608 | static void test_tbf_egprs_two_phase() |
| 2609 | { |
| 2610 | BTS the_bts; |
| 2611 | int ts_no = 7; |
| 2612 | uint32_t fn = 2654218; |
| 2613 | uint16_t qta = 31; |
| 2614 | uint32_t tlli = 0xf1223344; |
| 2615 | const char *imsi = "0011223344"; |
| 2616 | uint8_t ms_class = 1; |
| 2617 | uint8_t egprs_ms_class = 1; |
| 2618 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2619 | uint8_t test_data[256]; |
| 2620 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2621 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2622 | |
| 2623 | memset(test_data, 1, sizeof(test_data)); |
| 2624 | |
| 2625 | setup_bts(&the_bts, ts_no, 4); |
| 2626 | the_bts.bts_data()->initial_mcs_dl = 9; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2627 | |
| 2628 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 2629 | ms_class, egprs_ms_class); |
| 2630 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2631 | print_ta_tlli(ul_tbf, true); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2632 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2633 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2634 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2635 | } |
| 2636 | |
| 2637 | static void establish_and_use_egprs_dl_tbf(BTS *the_bts, int mcs) |
| 2638 | { |
| 2639 | unsigned i; |
| 2640 | uint8_t ms_class = 11; |
| 2641 | uint8_t egprs_ms_class = 11; |
| 2642 | uint32_t fn = 0; |
| 2643 | uint8_t trx_no; |
| 2644 | uint32_t tlli = 0xffeeddcc; |
| 2645 | uint8_t test_data[512]; |
| 2646 | |
| 2647 | uint8_t rbb[64/8]; |
| 2648 | |
| 2649 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2650 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2651 | fprintf(stderr, "Testing MCS-%d\n", mcs); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2652 | |
| 2653 | memset(test_data, 1, sizeof(test_data)); |
| 2654 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 2655 | |
| 2656 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2657 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2658 | |
| 2659 | for (i = 0; i < sizeof(llc_data); i++) |
| 2660 | llc_data[i] = i%256; |
| 2661 | |
| 2662 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2663 | |
| 2664 | /* Schedule a small LLC frame */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 2665 | dl_tbf->append_data(1000, test_data, 10); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2666 | |
| 2667 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2668 | |
| 2669 | /* Drain the queue */ |
| 2670 | while (dl_tbf->have_data()) |
| 2671 | /* Request to send one RLC/MAC block */ |
| 2672 | request_dl_rlc_block(dl_tbf, &fn); |
| 2673 | |
| 2674 | /* Schedule a large LLC frame */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 2675 | dl_tbf->append_data(1000, test_data, sizeof(test_data)); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2676 | |
| 2677 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2678 | |
| 2679 | /* Drain the queue */ |
| 2680 | while (dl_tbf->have_data()) |
| 2681 | /* Request to send one RLC/MAC block */ |
| 2682 | request_dl_rlc_block(dl_tbf, &fn); |
| 2683 | |
| 2684 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2685 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2686 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2687 | |
| 2688 | /* Clean up and ensure tbfs are in the correct state */ |
| 2689 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 2690 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2691 | check_tbf(dl_tbf); |
| 2692 | tbf_free(dl_tbf); |
| 2693 | } |
| 2694 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2695 | static gprs_rlcmac_dl_tbf *tbf_init(BTS *the_bts, |
| 2696 | int mcs) |
| 2697 | { |
| 2698 | unsigned i; |
| 2699 | uint8_t ms_class = 11; |
| 2700 | uint8_t egprs_ms_class = 11; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2701 | uint8_t trx_no; |
| 2702 | uint32_t tlli = 0xffeeddcc; |
| 2703 | uint8_t test_data[512]; |
| 2704 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2705 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2706 | |
| 2707 | memset(test_data, 1, sizeof(test_data)); |
| 2708 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 2709 | |
| 2710 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2711 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2712 | |
| 2713 | for (i = 0; i < sizeof(test_data); i++) |
| 2714 | test_data[i] = i%256; |
| 2715 | |
| 2716 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2717 | |
| 2718 | /* Schedule a LLC frame |
| 2719 | * passing only 100 bytes, since it is enough to construct |
| 2720 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2721 | * cases |
| 2722 | */ |
Pau Espin Pedrol | 758ace8 | 2020-10-28 19:58:17 +0100 | [diff] [blame] | 2723 | dl_tbf->append_data(1000, test_data, 100); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2724 | |
| 2725 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2726 | |
| 2727 | return dl_tbf; |
| 2728 | |
| 2729 | } |
| 2730 | |
| 2731 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2732 | { |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2733 | uint8_t rbb[64/8]; |
| 2734 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2735 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2736 | |
| 2737 | /* Clean up and ensure tbfs are in the correct state */ |
| 2738 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 2739 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2740 | check_tbf(dl_tbf); |
| 2741 | tbf_free(dl_tbf); |
| 2742 | |
| 2743 | } |
| 2744 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2745 | #define NACK(tbf, x) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2746 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2747 | w->m_v_b.mark_nacked(x); \ |
| 2748 | OSMO_ASSERT(w->m_v_b.is_nacked(x)); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2749 | } while(0) |
| 2750 | |
| 2751 | #define CHECK_UNACKED(tbf, cs, bsn) do { \ |
Pau Espin Pedrol | b3f2397 | 2020-10-23 21:00:23 +0200 | [diff] [blame] | 2752 | gprs_rlc_dl_window *w = static_cast<gprs_rlc_dl_window *>(tbf->window()); \ |
| 2753 | OSMO_ASSERT(w->m_v_b.is_unacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2754 | 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] | 2755 | } while(0) |
| 2756 | |
| 2757 | #define CHECK_NACKED(tbf, cs, bsn) 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 | OSMO_ASSERT(w->m_v_b.is_nacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2760 | 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] | 2761 | } while(0) |
| 2762 | |
| 2763 | #define MAKE_ACKED(m, tbf, fn, cs, check_unacked) do { \ |
| 2764 | m = tbf->create_dl_acked_block(fn, tbf->control_ts); \ |
| 2765 | OSMO_ASSERT(m); \ |
| 2766 | if (check_unacked) \ |
| 2767 | CHECK_UNACKED(tbf, cs, 0); \ |
| 2768 | else \ |
| 2769 | CHECK_NACKED(tbf, cs, 0); \ |
| 2770 | } while(0) |
| 2771 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2772 | static void egprs_spb_to_normal_validation(BTS *the_bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2773 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2774 | { |
| 2775 | uint32_t fn = 0; |
| 2776 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2777 | uint16_t bsn1, bsn2, bsn3; |
| 2778 | struct msgb *msg; |
| 2779 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2780 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2781 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2782 | 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] | 2783 | |
| 2784 | dl_tbf = tbf_init(the_bts, mcs); |
| 2785 | |
| 2786 | /* |
| 2787 | * Table 10.4.8a.3.1 of 44.060. |
| 2788 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2789 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2790 | */ |
| 2791 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2792 | return; |
| 2793 | |
| 2794 | fn = fn_add_blocks(fn, 1); |
| 2795 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2796 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2797 | |
| 2798 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2799 | bsn1 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2800 | |
| 2801 | NACK(dl_tbf, 0); |
| 2802 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2803 | OSMO_ASSERT(bsn1 == 0); |
| 2804 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2805 | 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] | 2806 | |
| 2807 | fn = fn_add_blocks(fn, 1); |
| 2808 | |
| 2809 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2810 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2811 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2812 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2813 | |
| 2814 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2815 | OSMO_ASSERT(egprs3->spb == 2); |
| 2816 | |
| 2817 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2818 | OSMO_ASSERT(egprs3->cps == 3); |
| 2819 | |
| 2820 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2821 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2822 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2823 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2824 | |
| 2825 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2826 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2827 | OSMO_ASSERT(egprs3->spb == 3); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2828 | bsn2 = (egprs3->bsn1_hi << 9) | (egprs3->bsn1_mid << 1) | (egprs3->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2829 | OSMO_ASSERT(bsn2 == bsn1); |
| 2830 | |
| 2831 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2832 | OSMO_ASSERT(egprs3->cps == 3); |
| 2833 | |
| 2834 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2835 | 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] | 2836 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2837 | NACK(dl_tbf, 0); |
| 2838 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2839 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2840 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2841 | |
| 2842 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2843 | OSMO_ASSERT(egprs2->cps == 0); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2844 | bsn3 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2845 | OSMO_ASSERT(bsn3 == bsn2); |
| 2846 | |
| 2847 | tbf_cleanup(dl_tbf); |
| 2848 | } |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2849 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2850 | static void establish_and_use_egprs_dl_tbf_for_spb(BTS *the_bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2851 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2852 | { |
| 2853 | uint32_t fn = 0; |
| 2854 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2855 | struct msgb *msg; |
| 2856 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2857 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2858 | 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] | 2859 | |
| 2860 | dl_tbf = tbf_init(the_bts, mcs); |
| 2861 | |
| 2862 | /* |
| 2863 | * Table 10.4.8a.3.1 of 44.060. |
| 2864 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2865 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2866 | */ |
| 2867 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 2868 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2869 | * dated 2016-02-07 23:45:40 (UTC) |
| 2870 | */ |
| 2871 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 2872 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 2873 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 2874 | return; |
| 2875 | |
| 2876 | fn = fn_add_blocks(fn, 1); |
| 2877 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2878 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2879 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2880 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2881 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2882 | 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] | 2883 | |
| 2884 | fn = fn_add_blocks(fn, 1); |
| 2885 | |
| 2886 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2887 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2888 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2889 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2890 | |
| 2891 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2892 | OSMO_ASSERT(egprs3->spb == 2); |
| 2893 | |
| 2894 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2895 | switch (demanded_mcs) { |
| 2896 | case 3: |
| 2897 | OSMO_ASSERT(egprs3->cps == 3); |
| 2898 | break; |
| 2899 | case 2: |
| 2900 | OSMO_ASSERT(egprs3->cps == 9); |
| 2901 | break; |
| 2902 | case 1: |
| 2903 | OSMO_ASSERT(egprs3->cps == 11); |
| 2904 | break; |
| 2905 | default: |
| 2906 | OSMO_ASSERT(false); |
| 2907 | break; |
| 2908 | } |
| 2909 | |
| 2910 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2911 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2912 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2913 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2914 | |
| 2915 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2916 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2917 | OSMO_ASSERT(egprs3->spb == 3); |
| 2918 | |
| 2919 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2920 | switch (demanded_mcs) { |
| 2921 | case 3: |
| 2922 | OSMO_ASSERT(egprs3->cps == 3); |
| 2923 | break; |
| 2924 | case 2: |
| 2925 | OSMO_ASSERT(egprs3->cps == 9); |
| 2926 | break; |
| 2927 | case 1: |
| 2928 | OSMO_ASSERT(egprs3->cps == 11); |
| 2929 | break; |
| 2930 | default: |
| 2931 | OSMO_ASSERT(false); |
| 2932 | break; |
| 2933 | } |
| 2934 | tbf_cleanup(dl_tbf); |
| 2935 | } |
| 2936 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2937 | static void establish_and_use_egprs_dl_tbf_for_retx(BTS *the_bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2938 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2939 | { |
| 2940 | uint32_t fn = 0; |
| 2941 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2942 | struct msgb *msg; |
| 2943 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2944 | fprintf(stderr, "Testing retx for MCS %u - %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2945 | |
| 2946 | dl_tbf = tbf_init(the_bts, mcs); |
| 2947 | |
| 2948 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 2949 | * The MCS transition are referred from table Table 8.1.1.2 |
| 2950 | * of TS 44.060 |
| 2951 | */ |
| 2952 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 2953 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2954 | * dated 2016-02-07 23:45:40 (UTC) |
| 2955 | */ |
| 2956 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 2957 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 2958 | fn = fn_add_blocks(fn, 1); |
| 2959 | /* Send 2 RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2960 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 2961 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2962 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2963 | NACK(dl_tbf, 0); |
| 2964 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2965 | |
| 2966 | /* Set the demanded MCS to demanded_mcs */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2967 | 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] | 2968 | |
| 2969 | fn = fn_add_blocks(fn, 1); |
| 2970 | /* Retransmit the first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2971 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 2972 | CHECK_NACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2973 | |
| 2974 | fn = fn_add_blocks(fn, 1); |
| 2975 | /* Retransmit the second RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2976 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 2977 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2978 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 2979 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 2980 | fn = fn_add_blocks(fn, 1); |
| 2981 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2982 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2983 | |
| 2984 | fn = fn_add_blocks(fn, 1); |
| 2985 | /* Send second RLC data block BSN 1 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2986 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 2987 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2988 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2989 | NACK(dl_tbf, 0); |
| 2990 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2991 | |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 2992 | 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] | 2993 | |
| 2994 | fn = fn_add_blocks(fn, 1); |
| 2995 | /* Send first, second RLC data blocks with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2996 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 2997 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2998 | } else if (mcs > 6) { |
| 2999 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 3000 | fn = fn_add_blocks(fn, 1); |
| 3001 | /* Send first,second RLC data blocks */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3002 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3003 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3004 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3005 | NACK(dl_tbf, 0); |
| 3006 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3007 | |
| 3008 | fn = fn_add_blocks(fn, 1); |
| 3009 | /* Send first,second RLC data blocks with demanded_mcs*/ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3010 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3011 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3012 | } else { |
| 3013 | |
| 3014 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 3015 | fn = fn_add_blocks(fn, 1); |
| 3016 | /* Send first RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3017 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3018 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3019 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3020 | |
| 3021 | fn = fn_add_blocks(fn, 1); |
| 3022 | /* Send first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3023 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3024 | } |
| 3025 | |
| 3026 | tbf_cleanup(dl_tbf); |
| 3027 | } |
| 3028 | |
| 3029 | static void test_tbf_egprs_retx_dl(void) |
| 3030 | { |
| 3031 | BTS the_bts; |
| 3032 | gprs_rlcmac_bts *bts; |
| 3033 | uint8_t ts_no = 4; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3034 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3035 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3036 | |
| 3037 | bts = the_bts.bts_data(); |
| 3038 | bts->cs_downgrade_threshold = 0; |
| 3039 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 3040 | OSMO_ASSERT(osmo_tdef_set(bts->T_defs_pcu, -2031, 200, OSMO_TDEF_MS) == 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3041 | /* ARQ II */ |
| 3042 | bts->dl_arq_type = EGPRS_ARQ2; |
| 3043 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3044 | |
| 3045 | /* First parameter is current MCS, second one is demanded_mcs */ |
| 3046 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 6); |
| 3047 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 1, 9); |
| 3048 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 2, 8); |
| 3049 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 5, 7); |
| 3050 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 9); |
| 3051 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 7, 5); |
| 3052 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 9, 6); |
| 3053 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3054 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3055 | } |
| 3056 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3057 | static void test_tbf_egprs_spb_dl(void) |
| 3058 | { |
| 3059 | BTS the_bts; |
| 3060 | gprs_rlcmac_bts *bts; |
| 3061 | uint8_t ts_no = 4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3062 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3063 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3064 | |
| 3065 | bts = the_bts.bts_data(); |
| 3066 | bts->cs_downgrade_threshold = 0; |
| 3067 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 3068 | OSMO_ASSERT(osmo_tdef_set(bts->T_defs_pcu, -2031, 200, OSMO_TDEF_MS) == 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3069 | |
| 3070 | /* ARQ I resegmentation support */ |
| 3071 | bts->dl_arq_type = EGPRS_ARQ1; |
| 3072 | |
| 3073 | /* |
| 3074 | * First parameter is current MCS, second one is demanded_mcs |
| 3075 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 3076 | * rest scenarios has been integration tested |
| 3077 | */ |
| 3078 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 6, 3); |
| 3079 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 5, 2); |
| 3080 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 4, 1); |
| 3081 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
| 3082 | egprs_spb_to_normal_validation(&the_bts, 6, 3); |
| 3083 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3084 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3085 | } |
| 3086 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3087 | static void test_tbf_egprs_dl() |
| 3088 | { |
| 3089 | BTS the_bts; |
| 3090 | gprs_rlcmac_bts *bts; |
| 3091 | uint8_t ts_no = 4; |
| 3092 | int i; |
| 3093 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3094 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3095 | |
| 3096 | bts = the_bts.bts_data(); |
| 3097 | |
| 3098 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 2b5c629 | 2019-09-09 13:41:00 +0200 | [diff] [blame] | 3099 | OSMO_ASSERT(osmo_tdef_set(bts->T_defs_pcu, -2031, 200, OSMO_TDEF_MS) == 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3100 | /* ARQ II */ |
| 3101 | bts->dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3102 | |
| 3103 | for (i = 1; i <= 9; i++) |
| 3104 | establish_and_use_egprs_dl_tbf(&the_bts, i); |
| 3105 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3106 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3107 | } |
| 3108 | |
| 3109 | |
| 3110 | |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3111 | static void test_packet_access_rej_prr_no_other_tbfs() |
| 3112 | { |
| 3113 | BTS the_bts; |
| 3114 | uint32_t fn = 2654218; |
| 3115 | int ts_no = 7; |
| 3116 | uint8_t trx_no = 0; |
| 3117 | uint32_t tlli = 0xffeeddcc; |
| 3118 | struct gprs_rlcmac_ul_tbf *ul_tbf = NULL; |
| 3119 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3120 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3121 | |
| 3122 | setup_bts(&the_bts, ts_no, 4); |
| 3123 | |
| 3124 | int rc = 0; |
| 3125 | |
| 3126 | ul_tbf = handle_tbf_reject(the_bts.bts_data(), NULL, tlli, |
| 3127 | trx_no, ts_no); |
| 3128 | |
| 3129 | OSMO_ASSERT(ul_tbf != 0); |
| 3130 | |
| 3131 | /* trigger packet access reject */ |
| 3132 | uint8_t bn = fn2bn(fn); |
| 3133 | |
| 3134 | rc = gprs_rlcmac_rcv_rts_block(the_bts.bts_data(), |
| 3135 | trx_no, ts_no, fn, bn); |
| 3136 | |
| 3137 | OSMO_ASSERT(rc == 0); |
| 3138 | |
| 3139 | ul_tbf->handle_timeout(); |
| 3140 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3141 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3142 | } |
| 3143 | |
| 3144 | static void test_packet_access_rej_prr() |
| 3145 | { |
| 3146 | BTS the_bts; |
| 3147 | uint32_t fn = 2654218; |
| 3148 | uint16_t qta = 31; |
| 3149 | int ts_no = 7; |
| 3150 | uint8_t trx_no = 0; |
| 3151 | RlcMacUplink_t ulreq = {0}; |
| 3152 | Packet_Resource_Request_t *presreq = NULL; |
| 3153 | uint8_t ms_class = 11; |
| 3154 | uint8_t egprs_ms_class = 11; |
| 3155 | uint32_t rach_fn = fn - 51; |
| 3156 | uint32_t sba_fn = fn + 52; |
| 3157 | uint32_t tlli = 0xffeeddcc; |
| 3158 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 3159 | Multislot_capability_t *pmultislotcap = NULL; |
| 3160 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3161 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3162 | |
| 3163 | setup_bts(&the_bts, ts_no, 4); |
| 3164 | |
| 3165 | int rc = 0; |
| 3166 | |
| 3167 | /* |
| 3168 | * Trigger rach till resources(USF) exhaust |
| 3169 | */ |
Vadim Yanitskiy | a0a0b7f | 2020-05-21 19:55:46 +0700 | [diff] [blame] | 3170 | rc = bts_handle_rach(&the_bts, 0x78, rach_fn, qta); |
| 3171 | rc = bts_handle_rach(&the_bts, 0x79, rach_fn, qta); |
| 3172 | rc = bts_handle_rach(&the_bts, 0x7a, rach_fn, qta); |
| 3173 | rc = bts_handle_rach(&the_bts, 0x7b, rach_fn, qta); |
| 3174 | rc = bts_handle_rach(&the_bts, 0x7c, rach_fn, qta); |
| 3175 | rc = bts_handle_rach(&the_bts, 0x7d, rach_fn, qta); |
| 3176 | rc = bts_handle_rach(&the_bts, 0x7e, rach_fn, qta); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3177 | |
| 3178 | /* fake a resource request */ |
| 3179 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 3180 | presreq = &ulreq.u.Packet_Resource_Request; |
| 3181 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 3182 | presreq->ID.UnionType = 1; /* != 0 */ |
| 3183 | presreq->ID.u.TLLI = tlli; |
Pau Espin Pedrol | e50ce6e | 2020-03-23 18:49:16 +0100 | [diff] [blame] | 3184 | presreq->Exist_MS_Radio_Access_capability2 = 1; |
| 3185 | pmsradiocap = &presreq->MS_Radio_Access_capability2; |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3186 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 3187 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 3188 | Exist_Multislot_capability = 1; |
| 3189 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 3190 | u.Content.Multislot_capability; |
| 3191 | |
| 3192 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 3193 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 3194 | if (egprs_ms_class) { |
| 3195 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 3196 | pmultislotcap->EGPRS_multislot_class = egprs_ms_class; |
| 3197 | } |
| 3198 | |
| 3199 | send_ul_mac_block(&the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 3200 | |
| 3201 | /* trigger packet access reject */ |
| 3202 | uint8_t bn = fn2bn(fn); |
| 3203 | |
| 3204 | rc = gprs_rlcmac_rcv_rts_block(the_bts.bts_data(), |
| 3205 | trx_no, ts_no, fn, bn); |
| 3206 | |
| 3207 | OSMO_ASSERT(rc == 0); |
| 3208 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3209 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3210 | } |
| 3211 | |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3212 | void test_packet_access_rej_epdan() |
| 3213 | { |
| 3214 | BTS the_bts; |
| 3215 | uint32_t tlli = 0xffeeddcc; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3216 | static uint8_t exp[] = { 0x40, 0x84, 0x7f, 0xf7, 0x6e, 0xe6, 0x41, 0x4b, |
| 3217 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, |
| 3218 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 3219 | }; |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3220 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3221 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3222 | setup_bts(&the_bts, 4); |
| 3223 | static gprs_rlcmac_dl_tbf *dl_tbf = tbf_init(&the_bts, 1); |
| 3224 | |
| 3225 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 3226 | |
| 3227 | struct msgb *msg = dl_tbf->create_packet_access_reject(); |
| 3228 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3229 | fprintf(stderr, "packet reject: %s\n", |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3230 | osmo_hexdump(msg->data, 23)); |
| 3231 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3232 | if (!msgb_eq_data_print(msg, exp, GSM_MACBLOCK_LEN)) |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3233 | fprintf(stderr, "%s test failed!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3234 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3235 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3236 | |
| 3237 | } |
| 3238 | |
| 3239 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3240 | int main(int argc, char **argv) |
| 3241 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3242 | struct vty_app_info pcu_vty_info = {0}; |
| 3243 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3244 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 3245 | if (!tall_pcu_ctx) |
| 3246 | abort(); |
| 3247 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 3248 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 3249 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3250 | log_set_use_color(osmo_stderr_target, 0); |
| 3251 | log_set_print_filename(osmo_stderr_target, 0); |
Max | fdd79e9 | 2018-01-24 11:04:59 +0100 | [diff] [blame] | 3252 | 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] | 3253 | "DRLCMACSCHED,1:DRLCMACMEAS,3:DNS,3:DLBSSGP,3:DPCU,5:" |
Max | 86e35e4 | 2019-03-07 12:20:42 +0100 | [diff] [blame] | 3254 | "DL1IF,6:DTBF,1:DTBFUL,1:DTBFDL,1:DLGLOBAL,2:"); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3255 | |
| 3256 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 3257 | pcu_vty_init(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3258 | |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3259 | /* Initialize shared UL measurements */ |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame^] | 3260 | pcu_l1_meas_set_link_qual(&meas, 12); |
| 3261 | pcu_l1_meas_set_rssi(&meas, 31); |
Vadim Yanitskiy | 87b6e7d | 2019-11-08 04:44:04 +0700 | [diff] [blame] | 3262 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 3263 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3264 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 3265 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 3266 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 3267 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 3268 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3269 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 3270 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3271 | test_tbf_single_phase(); |
| 3272 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 3273 | test_tbf_ra_update_rach(); |
| 3274 | test_tbf_dl_flow_and_rach_two_phase(); |
| 3275 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 3276 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 3277 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 3278 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3279 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 3280 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3281 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3282 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3283 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 3284 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 3285 | test_tbf_update_ws(); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 3286 | test_tbf_li_decoding(); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 3287 | test_tbf_epdan_out_of_rx_window(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 3288 | test_immediate_assign_rej(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 3289 | test_tbf_egprs_two_phase_puan(); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3290 | test_packet_access_rej_epdan(); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3291 | test_packet_access_rej_prr(); |
| 3292 | test_packet_access_rej_prr_no_other_tbfs(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 3293 | |
| 3294 | if (getenv("TALLOC_REPORT_FULL")) |
| 3295 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3296 | return EXIT_SUCCESS; |
| 3297 | } |
| 3298 | |
| 3299 | /* |
| 3300 | * stubs that should not be reached |
| 3301 | */ |
| 3302 | extern "C" { |
| 3303 | void l1if_pdch_req() { abort(); } |
| 3304 | void l1if_connect_pdch() { abort(); } |
| 3305 | void l1if_close_pdch() { abort(); } |
| 3306 | void l1if_open_pdch() { abort(); } |
| 3307 | } |