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" |
| 25 | #include "gprs_debug.h" |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 26 | #include "pcu_utils.h" |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 27 | #include "gprs_bssgp_pcu.h" |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 28 | #include "pcu_l1_if.h" |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 29 | #include "decoding.h" |
Max | 1187a77 | 2018-01-26 13:31:42 +0100 | [diff] [blame] | 30 | #include <gprs_rlcmac.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 31 | |
| 32 | extern "C" { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 33 | #include "pcu_vty.h" |
| 34 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 35 | #include <osmocom/core/application.h> |
| 36 | #include <osmocom/core/msgb.h> |
| 37 | #include <osmocom/core/talloc.h> |
| 38 | #include <osmocom/core/utils.h> |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 39 | #include <osmocom/vty/vty.h> |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 40 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 41 | #include <osmocom/gsm/l1sap.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 42 | } |
| 43 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 44 | #include <errno.h> |
| 45 | |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 46 | #define DUMMY_FN 2654167 |
| 47 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 48 | void *tall_pcu_ctx; |
| 49 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 50 | bool spoof_mnc_3_digits = false; |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 51 | |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 52 | static void check_tbf(gprs_rlcmac_tbf *tbf) |
| 53 | { |
| 54 | OSMO_ASSERT(tbf); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 55 | if (tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 56 | OSMO_ASSERT(tbf->timers_pending(T3191) || tbf->timers_pending(T3193)); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 57 | if (tbf->state_is(GPRS_RLCMAC_RELEASING)) |
Max | ee5be3a | 2017-12-20 17:31:13 +0100 | [diff] [blame] | 58 | OSMO_ASSERT(tbf->timers_pending(T_MAX)); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 59 | } |
| 60 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 61 | static void test_tbf_base() |
| 62 | { |
| 63 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 64 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 65 | |
| 66 | OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| 67 | OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| 68 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 69 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 70 | } |
| 71 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 72 | static void test_tbf_tlli_update() |
| 73 | { |
| 74 | BTS the_bts; |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 75 | GprsMs *ms, *ms_new; |
| 76 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 77 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 78 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 79 | the_bts.bts_data()->alloc_algorithm = alloc_algorithm_a; |
| 80 | the_bts.bts_data()->trx[0].pdch[2].enable(); |
| 81 | the_bts.bts_data()->trx[0].pdch[3].enable(); |
| 82 | |
| 83 | /* |
| 84 | * Make a uplink and downlink allocation |
| 85 | */ |
Daniel Willmann | 48aa0b0 | 2014-07-16 18:54:10 +0200 | [diff] [blame] | 86 | gprs_rlcmac_tbf *dl_tbf = tbf_alloc_dl_tbf(the_bts.bts_data(), |
Jacob Erlbeck | 5879c64 | 2015-07-10 10:41:36 +0200 | [diff] [blame] | 87 | NULL, |
Max | 92b7a50 | 2018-01-26 11:01:35 +0100 | [diff] [blame] | 88 | 0, 0, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 89 | OSMO_ASSERT(dl_tbf != NULL); |
Jacob Erlbeck | be0cbc1 | 2015-05-18 14:35:11 +0200 | [diff] [blame] | 90 | dl_tbf->update_ms(0x2342, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 91 | dl_tbf->set_ta(4); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 92 | |
Daniel Willmann | 48aa0b0 | 2014-07-16 18:54:10 +0200 | [diff] [blame] | 93 | gprs_rlcmac_tbf *ul_tbf = tbf_alloc_ul_tbf(the_bts.bts_data(), |
Jacob Erlbeck | 5879c64 | 2015-07-10 10:41:36 +0200 | [diff] [blame] | 94 | dl_tbf->ms(), |
Max | 92b7a50 | 2018-01-26 11:01:35 +0100 | [diff] [blame] | 95 | 0, 0, 0, false); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 96 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 97 | ul_tbf->update_ms(0x2342, GPRS_RLCMAC_UL_TBF); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 98 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 99 | ms = the_bts.ms_by_tlli(0x2342); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 100 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 101 | OSMO_ASSERT(ms != NULL); |
| 102 | OSMO_ASSERT(ms->dl_tbf() == dl_tbf); |
| 103 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 104 | |
| 105 | /* |
| 106 | * Now check.. that DL changes and that the timing advance |
| 107 | * has changed. |
| 108 | */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 109 | dl_tbf->update_ms(0x4232, GPRS_RLCMAC_DL_TBF); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 110 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 111 | /* It is still there, since the new TLLI has not been used for UL yet */ |
| 112 | ms_new = the_bts.ms_by_tlli(0x2342); |
| 113 | OSMO_ASSERT(ms == ms_new); |
| 114 | |
| 115 | ms_new = the_bts.ms_by_tlli(0x4232); |
| 116 | OSMO_ASSERT(ms == ms_new); |
| 117 | OSMO_ASSERT(ms->dl_tbf() == dl_tbf); |
| 118 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 119 | |
| 120 | /* Now use the new TLLI for UL */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 121 | ul_tbf->update_ms(0x4232, GPRS_RLCMAC_UL_TBF); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 122 | ms_new = the_bts.ms_by_tlli(0x2342); |
| 123 | OSMO_ASSERT(ms_new == NULL); |
Holger Hans Peter Freyther | bc1626e | 2013-10-30 19:50:49 +0100 | [diff] [blame] | 124 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 125 | ms_new = the_bts.ms_by_tlli(0x4232); |
| 126 | OSMO_ASSERT(ms_new != NULL); |
| 127 | OSMO_ASSERT(ms_new->ta() == 4); |
| 128 | |
| 129 | OSMO_ASSERT(ul_tbf->ta() == 4); |
| 130 | OSMO_ASSERT(dl_tbf->ta() == 4); |
| 131 | |
| 132 | ul_tbf->set_ta(6); |
| 133 | |
| 134 | OSMO_ASSERT(ul_tbf->ta() == 6); |
| 135 | OSMO_ASSERT(dl_tbf->ta() == 6); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 136 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 137 | fprintf(stderr, "=== end %s ===\n", __func__); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 138 | } |
| 139 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 140 | static uint8_t llc_data[200]; |
| 141 | |
Max | a296118 | 2018-01-25 19:47:28 +0100 | [diff] [blame] | 142 | /* override, requires '-Wl,--wrap=pcu_sock_send' */ |
| 143 | int __real_pcu_sock_send(struct msgb *msg); |
| 144 | int __wrap_pcu_sock_send(struct msgb *msg) |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 145 | { |
| 146 | return 0; |
| 147 | } |
| 148 | |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 149 | 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] | 150 | { |
| 151 | gprs_rlcmac_bts *bts; |
| 152 | gprs_rlcmac_trx *trx; |
| 153 | |
| 154 | bts = the_bts->bts_data(); |
| 155 | bts->alloc_algorithm = alloc_algorithm_a; |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 156 | bts->initial_cs_dl = cs; |
| 157 | bts->initial_cs_ul = cs; |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame^] | 158 | osmo_tdef_set(bts->T_defs_pcu, -2030, 0, OSMO_TDEF_S); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 159 | trx = &bts->trx[0]; |
| 160 | |
| 161 | trx->pdch[ts_no].enable(); |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 162 | the_bts->set_current_frame_number(DUMMY_FN); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 163 | } |
| 164 | |
| 165 | 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] | 166 | uint8_t egprs_ms_class, uint8_t *trx_no_) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 167 | { |
| 168 | gprs_rlcmac_bts *bts; |
| 169 | int tfi; |
| 170 | uint8_t trx_no; |
| 171 | |
| 172 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 173 | |
| 174 | bts = the_bts->bts_data(); |
| 175 | |
| 176 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_DL_TBF, &trx_no, -1); |
| 177 | OSMO_ASSERT(tfi >= 0); |
Max | 92b7a50 | 2018-01-26 11:01:35 +0100 | [diff] [blame] | 178 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, trx_no, ms_class, egprs_ms_class, |
| 179 | true); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame] | 180 | dl_tbf->set_ta(0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 181 | check_tbf(dl_tbf); |
| 182 | |
| 183 | /* "Establish" the DL TBF */ |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 184 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_SEND_ASS); |
Max | 2399b1d | 2018-01-12 15:48:12 +0100 | [diff] [blame] | 185 | TBF_SET_STATE(dl_tbf, GPRS_RLCMAC_FLOW); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 186 | dl_tbf->m_wait_confirm = 0; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 187 | check_tbf(dl_tbf); |
| 188 | |
| 189 | *trx_no_ = trx_no; |
| 190 | |
| 191 | return dl_tbf; |
| 192 | } |
| 193 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 194 | static unsigned fn2bn(unsigned fn) |
| 195 | { |
| 196 | return (fn % 52) / 4; |
| 197 | } |
| 198 | |
| 199 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 200 | { |
| 201 | unsigned bn = fn2bn(fn) + blocks; |
| 202 | fn = fn - (fn % 52); |
| 203 | fn += bn * 4 + bn / 3; |
Max | 9dabfa2 | 2017-05-16 16:10:45 +0200 | [diff] [blame] | 204 | return fn % GSM_MAX_FN; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 205 | } |
| 206 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 207 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 208 | uint8_t trx_no, uint8_t ts_no, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 209 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 210 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 211 | uint8_t bn = fn2bn(*fn); |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 212 | gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, *fn, bn); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 213 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 214 | bn += 1; |
| 215 | if (block_nr) |
| 216 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 217 | } |
| 218 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 219 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 220 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 221 | { |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 222 | request_dl_rlc_block(tbf->bts->bts_data(), tbf->trx->trx_no, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 223 | tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 224 | } |
| 225 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 226 | enum test_tbf_final_ack_mode { |
| 227 | TEST_MODE_STANDARD, |
| 228 | TEST_MODE_REVERSE_FREE |
| 229 | }; |
| 230 | |
| 231 | 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] | 232 | { |
| 233 | BTS the_bts; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 234 | uint8_t ts_no = 4; |
| 235 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 236 | uint8_t ms_class = 45; |
| 237 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 238 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 239 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 240 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 241 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 242 | |
| 243 | uint8_t rbb[64/8]; |
| 244 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 245 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 246 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 247 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 248 | gprs_rlcmac_tbf *new_tbf; |
| 249 | |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 250 | setup_bts(&the_bts, ts_no); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 251 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 252 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 253 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 254 | |
| 255 | for (i = 0; i < sizeof(llc_data); i++) |
| 256 | llc_data[i] = i%256; |
| 257 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 258 | /* Schedule two LLC frames */ |
Daniel Willmann | 0f58af6 | 2014-09-19 11:57:21 +0200 | [diff] [blame] | 259 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 260 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 261 | |
| 262 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 263 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 264 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 265 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 266 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 267 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 268 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 269 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 270 | OSMO_ASSERT(dl_tbf->have_data()); |
| 271 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 272 | |
| 273 | /* Queue a final ACK */ |
| 274 | memset(rbb, 0, sizeof(rbb)); |
| 275 | /* Receive a final ACK */ |
Max | 7df82d4 | 2017-12-15 11:14:30 +0100 | [diff] [blame] | 276 | dl_tbf->rcvd_dl_ack(true, 1, rbb); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 277 | |
| 278 | /* Clean up and ensure tbfs are in the correct state */ |
| 279 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 280 | new_tbf = ms->dl_tbf(); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 281 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 282 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 283 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 284 | check_tbf(dl_tbf); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 285 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 286 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 287 | GprsMs::Guard guard(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 288 | tbf_free(new_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 289 | OSMO_ASSERT(ms->dl_tbf() == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 290 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 291 | tbf_free(dl_tbf); |
| 292 | } else { |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 293 | GprsMs::Guard guard(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 294 | tbf_free(dl_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 295 | OSMO_ASSERT(ms->dl_tbf() == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 296 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 297 | tbf_free(new_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 298 | OSMO_ASSERT(ms->dl_tbf() == NULL); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 299 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 300 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 301 | fprintf(stderr, "=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 302 | } |
| 303 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 304 | /* Receive an ACK */ |
| 305 | #define RCV_ACK(fin, tbf, rbb) do { \ |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 306 | tbf->rcvd_dl_ack(fin, tbf->window()->v_s(), rbb); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 307 | if (!fin) \ |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 308 | OSMO_ASSERT(tbf->window()->window_empty()); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 309 | } while(0) |
| 310 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 311 | static void test_tbf_delayed_release() |
| 312 | { |
| 313 | BTS the_bts; |
| 314 | gprs_rlcmac_bts *bts; |
| 315 | uint8_t ts_no = 4; |
| 316 | unsigned i; |
| 317 | uint8_t ms_class = 45; |
| 318 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 319 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 320 | uint32_t tlli = 0xffeeddcc; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 321 | |
| 322 | uint8_t rbb[64/8]; |
| 323 | |
| 324 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 325 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 326 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 327 | |
| 328 | bts = the_bts.bts_data(); |
| 329 | |
| 330 | setup_bts(&the_bts, ts_no); |
| 331 | bts->dl_tbf_idle_msec = 200; |
| 332 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 333 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 334 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 335 | |
| 336 | for (i = 0; i < sizeof(llc_data); i++) |
| 337 | llc_data[i] = i%256; |
| 338 | |
| 339 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 340 | |
| 341 | /* Schedule two LLC frames */ |
| 342 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 343 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 344 | |
| 345 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 346 | |
| 347 | /* Drain the queue */ |
| 348 | while (dl_tbf->have_data()) |
| 349 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 350 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 351 | |
| 352 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 353 | |
| 354 | /* ACK all blocks */ |
| 355 | memset(rbb, 0xff, sizeof(rbb)); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 356 | |
| 357 | RCV_ACK(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 358 | |
| 359 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 360 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 361 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 362 | RCV_ACK(false, dl_tbf, rbb); /* Receive an ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 363 | |
| 364 | /* Timeout (make sure fn % 52 remains valid) */ |
| 365 | fn += 52 * ((msecs_to_frames(bts->dl_tbf_idle_msec + 100) + 51)/ 52); |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 366 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 367 | |
| 368 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FINISHED)); |
| 369 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 370 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 371 | |
| 372 | /* Clean up and ensure tbfs are in the correct state */ |
| 373 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 374 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 375 | check_tbf(dl_tbf); |
| 376 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 377 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 378 | } |
| 379 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 380 | static void test_tbf_imsi() |
| 381 | { |
| 382 | BTS the_bts; |
| 383 | uint8_t ts_no = 4; |
| 384 | uint8_t ms_class = 45; |
| 385 | uint8_t trx_no; |
| 386 | GprsMs *ms1, *ms2; |
| 387 | |
| 388 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 389 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 390 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 391 | |
| 392 | setup_bts(&the_bts, ts_no); |
| 393 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 394 | dl_tbf[0] = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
| 395 | 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] | 396 | |
| 397 | dl_tbf[0]->update_ms(0xf1000001, GPRS_RLCMAC_DL_TBF); |
| 398 | dl_tbf[1]->update_ms(0xf1000002, GPRS_RLCMAC_DL_TBF); |
| 399 | |
| 400 | dl_tbf[0]->assign_imsi("001001000000001"); |
| 401 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 402 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 403 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 404 | OSMO_ASSERT(ms2 != NULL); |
| 405 | OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 406 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 407 | |
| 408 | /* change the IMSI on TBF 0 */ |
| 409 | dl_tbf[0]->assign_imsi("001001000000002"); |
| 410 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
| 411 | OSMO_ASSERT(ms1 == NULL); |
| 412 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 413 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 414 | OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 415 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 416 | |
| 417 | /* use the same IMSI on TBF 2 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 418 | { |
| 419 | GprsMs::Guard guard(ms2); |
| 420 | dl_tbf[1]->assign_imsi("001001000000002"); |
| 421 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 422 | OSMO_ASSERT(ms1 != NULL); |
| 423 | OSMO_ASSERT(ms1 != ms2); |
| 424 | OSMO_ASSERT(strcmp(ms1->imsi(), "001001000000002") == 0); |
| 425 | OSMO_ASSERT(strcmp(ms2->imsi(), "") == 0); |
| 426 | } |
| 427 | |
| 428 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 429 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 430 | |
| 431 | tbf_free(dl_tbf[1]); |
| 432 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 433 | OSMO_ASSERT(ms1 == NULL); |
| 434 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 435 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 436 | } |
| 437 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 438 | static void test_tbf_exhaustion() |
| 439 | { |
| 440 | BTS the_bts; |
| 441 | gprs_rlcmac_bts *bts; |
| 442 | unsigned i; |
| 443 | uint8_t ts_no = 4; |
| 444 | uint8_t ms_class = 45; |
| 445 | int rc = 0; |
| 446 | |
| 447 | uint8_t buf[256] = {0}; |
| 448 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 449 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 450 | |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 451 | bssgp_nsi = gprs_ns_instantiate(&gprs_bssgp_ns_cb, tall_pcu_ctx); |
| 452 | if (!bssgp_nsi) { |
| 453 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 454 | abort(); |
| 455 | } |
| 456 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 457 | bts = the_bts.bts_data(); |
| 458 | setup_bts(&the_bts, ts_no); |
Max | a3ff316 | 2019-03-11 14:40:21 +0100 | [diff] [blame] | 459 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, 1234, 1234, 1234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 460 | |
| 461 | for (i = 0; i < 1024; i++) { |
| 462 | uint32_t tlli = 0xc0000000 + i; |
| 463 | char imsi[16] = {0}; |
| 464 | unsigned delay_csec = 1000; |
| 465 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 466 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 467 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 468 | 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] | 469 | delay_csec, buf, sizeof(buf)); |
| 470 | |
| 471 | if (rc < 0) |
| 472 | break; |
| 473 | } |
| 474 | |
| 475 | OSMO_ASSERT(rc == -EBUSY); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 476 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 477 | |
| 478 | gprs_bssgp_destroy(); |
| 479 | } |
| 480 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 481 | static void test_tbf_dl_llc_loss() |
| 482 | { |
| 483 | BTS the_bts; |
| 484 | gprs_rlcmac_bts *bts; |
| 485 | uint8_t ts_no = 4; |
| 486 | uint8_t ms_class = 45; |
| 487 | int rc = 0; |
| 488 | uint32_t tlli = 0xc0123456; |
| 489 | const char *imsi = "001001000123456"; |
| 490 | unsigned delay_csec = 1000; |
| 491 | GprsMs *ms; |
| 492 | |
| 493 | uint8_t buf[19]; |
| 494 | |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 495 | bssgp_nsi = gprs_ns_instantiate(&gprs_bssgp_ns_cb, tall_pcu_ctx); |
| 496 | if (!bssgp_nsi) { |
| 497 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 498 | abort(); |
| 499 | } |
| 500 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 501 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 502 | |
| 503 | bts = the_bts.bts_data(); |
| 504 | setup_bts(&the_bts, ts_no); |
Pau Espin Pedrol | 63700ea | 2019-09-09 13:19:06 +0200 | [diff] [blame^] | 505 | /* keep the MS object 10 seconds */ |
| 506 | 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] | 507 | |
Max | a3ff316 | 2019-03-11 14:40:21 +0100 | [diff] [blame] | 508 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, 2234, 2234, 2234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 509 | |
| 510 | /* Handle LLC frame 1 */ |
| 511 | memset(buf, 1, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 512 | 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] | 513 | delay_csec, buf, sizeof(buf)); |
| 514 | OSMO_ASSERT(rc >= 0); |
| 515 | |
| 516 | ms = the_bts.ms_store().get_ms(0, 0, imsi); |
| 517 | OSMO_ASSERT(ms != NULL); |
| 518 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame] | 519 | ms->dl_tbf()->set_ta(0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 520 | |
| 521 | /* Handle LLC frame 2 */ |
| 522 | memset(buf, 2, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 523 | 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] | 524 | delay_csec, buf, sizeof(buf)); |
| 525 | OSMO_ASSERT(rc >= 0); |
| 526 | |
| 527 | /* TBF establishment fails (timeout) */ |
| 528 | tbf_free(ms->dl_tbf()); |
| 529 | |
| 530 | /* Handle LLC frame 3 */ |
| 531 | memset(buf, 3, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 532 | 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] | 533 | delay_csec, buf, sizeof(buf)); |
| 534 | OSMO_ASSERT(rc >= 0); |
| 535 | |
| 536 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
| 537 | |
| 538 | /* Get first BSN */ |
| 539 | struct msgb *msg; |
| 540 | int fn = 0; |
| 541 | uint8_t expected_data = 1; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 542 | static uint8_t exp[][GSM_MACBLOCK_LEN] = { |
| 543 | { 0x07, 0x00, 0x00, 0x4d, 0x01, 0x01, 0x01, |
| 544 | 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 }, |
| 545 | { 0x07, 0x00, 0x02, 0x4d, 0x02, 0x02, 0x02, |
| 546 | 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02 }, |
| 547 | { 0x07, 0x01, 0x04, 0x4d, 0x03, 0x03, 0x03, |
| 548 | 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 }, |
| 549 | }; |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 550 | |
| 551 | while (ms->dl_tbf()->have_data()) { |
| 552 | msg = ms->dl_tbf()->create_dl_acked_block(fn += 4, 7); |
| 553 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 554 | 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] | 555 | fprintf(stderr, "%s failed at %u\n", __func__, expected_data); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 556 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 557 | expected_data += 1; |
| 558 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 559 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 560 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 561 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 562 | |
| 563 | gprs_bssgp_destroy(); |
| 564 | } |
| 565 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 566 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(BTS *the_bts, |
| 567 | 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] | 568 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 569 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 570 | int tfi = 0; |
| 571 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 572 | uint8_t trx_no = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 573 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 20f6fd1 | 2015-06-08 11:05:45 +0200 | [diff] [blame] | 574 | struct pcu_l1_meas meas; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 575 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 576 | 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] | 577 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 578 | the_bts->rcv_rach(0x03, *fn, qta, 0, GSM_L1_BURST_TYPE_ACCESS_0); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 579 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 580 | 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] | 581 | OSMO_ASSERT(ul_tbf != NULL); |
| 582 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 583 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 584 | |
| 585 | uint8_t data_msg[23] = { |
| 586 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 587 | uint8_t(1 | (tfi << 2)), |
| 588 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 589 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 590 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 591 | }; |
| 592 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 593 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 594 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 595 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 596 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 597 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 598 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 599 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 600 | } |
| 601 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 602 | static void send_ul_mac_block(BTS *the_bts, unsigned trx_no, unsigned ts_no, |
| 603 | RlcMacUplink_t *ulreq, unsigned fn) |
| 604 | { |
| 605 | bitvec *rlc_block; |
| 606 | uint8_t buf[64]; |
| 607 | int num_bytes; |
| 608 | struct gprs_rlcmac_pdch *pdch; |
| 609 | struct pcu_l1_meas meas; |
| 610 | |
| 611 | meas.set_rssi(31); |
| 612 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 613 | rlc_block = bitvec_alloc(23, tall_pcu_ctx); |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 614 | |
| 615 | encode_gsm_rlcmac_uplink(rlc_block, ulreq); |
| 616 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 617 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 618 | bitvec_free(rlc_block); |
| 619 | |
Jacob Erlbeck | af75ce8 | 2015-08-26 13:22:28 +0200 | [diff] [blame] | 620 | the_bts->set_current_block_frame_number(fn, 0); |
| 621 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 622 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 623 | pdch->rcv_block(&buf[0], num_bytes, fn, &meas); |
| 624 | } |
| 625 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 626 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 627 | { |
| 628 | RlcMacUplink_t ulreq = {0}; |
| 629 | |
| 630 | OSMO_ASSERT(tbf->poll_fn != 0); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 631 | OSMO_ASSERT(tbf->is_control_ts(tbf->poll_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 632 | |
| 633 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 634 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 635 | &ulreq.u.Packet_Control_Acknowledgement; |
| 636 | |
| 637 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 638 | ctrl_ack->TLLI = tbf->tlli(); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 639 | 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] | 640 | &ulreq, tbf->poll_fn); |
| 641 | } |
| 642 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 643 | static gprs_rlcmac_ul_tbf *puan_urbb_len_issue(BTS *the_bts, |
| 644 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 645 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 646 | { |
| 647 | GprsMs *ms; |
| 648 | uint32_t rach_fn = *fn - 51; |
| 649 | uint32_t sba_fn = *fn + 52; |
| 650 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 651 | int tfi = 0; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 652 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 653 | struct gprs_rlcmac_pdch *pdch; |
| 654 | gprs_rlcmac_bts *bts; |
| 655 | RlcMacUplink_t ulreq = {0}; |
| 656 | struct pcu_l1_meas meas; |
| 657 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 658 | GprsCodingScheme cs; |
| 659 | |
| 660 | meas.set_rssi(31); |
| 661 | bts = the_bts->bts_data(); |
| 662 | |
| 663 | /* needed to set last_rts_fn in the PDCH object */ |
| 664 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 665 | |
| 666 | /* |
| 667 | * simulate RACH, this sends an Immediate |
| 668 | * Assignment Uplink on the AGCH |
| 669 | */ |
Aravind Sirsikar | fd71384 | 2016-08-28 17:55:05 +0530 | [diff] [blame] | 670 | the_bts->rcv_rach(0x73, rach_fn, qta, 0, GSM_L1_BURST_TYPE_ACCESS_0); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 671 | |
| 672 | /* get next free TFI */ |
| 673 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 674 | |
| 675 | /* fake a resource request */ |
| 676 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 677 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 678 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 679 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 680 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 681 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 682 | Count_MS_RA_capability_value = 1; |
| 683 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 684 | MS_RA_capability_value[0].u.Content. |
| 685 | Exist_Multislot_capability = 1; |
| 686 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 687 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 688 | Exist_GPRS_multislot_class = 1; |
| 689 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 690 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 691 | GPRS_multislot_class = ms_class; |
| 692 | if (egprs_ms_class) { |
| 693 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 694 | MS_RA_capability_value[0].u.Content. |
| 695 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 696 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 697 | MS_RA_capability_value[0].u.Content. |
| 698 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 699 | } |
| 700 | |
| 701 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 702 | |
| 703 | /* check the TBF */ |
| 704 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 705 | OSMO_ASSERT(ul_tbf); |
| 706 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 707 | |
| 708 | /* send packet uplink assignment */ |
| 709 | *fn = sba_fn; |
| 710 | request_dl_rlc_block(ul_tbf, fn); |
| 711 | |
| 712 | /* send real acknowledgement */ |
| 713 | send_control_ack(ul_tbf); |
| 714 | |
| 715 | check_tbf(ul_tbf); |
| 716 | /* send fake data */ |
| 717 | uint8_t data_msg[42] = { |
| 718 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 719 | (uint8_t)(tfi << 1), |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 720 | 1, /* BSN:7, E:1 */ |
| 721 | }; |
| 722 | |
| 723 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 724 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 725 | |
| 726 | ms = the_bts->ms_by_tlli(tlli); |
| 727 | OSMO_ASSERT(ms != NULL); |
| 728 | OSMO_ASSERT(ms->ta() == qta/4); |
| 729 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 730 | |
| 731 | /* |
| 732 | * TS 44.060, B.8.1 |
| 733 | * first seg received first, later second seg |
| 734 | */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 735 | cs = MCS3; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 736 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 737 | egprs3->si = 0; |
| 738 | egprs3->r = 1; |
| 739 | egprs3->cv = 7; |
| 740 | egprs3->tfi_hi = tfi & 0x03; |
| 741 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 742 | egprs3->bsn1_hi = 1; |
| 743 | egprs3->bsn1_lo = 0; |
| 744 | egprs3->cps_hi = 1; |
| 745 | data_msg[3] = 0xff; |
| 746 | egprs3->pi = 0; |
| 747 | egprs3->cps_lo = 1; |
| 748 | egprs3->rsb = 0; |
| 749 | egprs3->spb = 0; |
| 750 | egprs3->pi = 0; |
| 751 | |
| 752 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 753 | |
| 754 | struct msgb *msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 755 | |
Max | 6e96dd4 | 2019-03-06 18:17:32 +0100 | [diff] [blame] | 756 | static uint8_t exp1[] = { 0x40, 0x24, 0x01, 0x03, 0x3e, 0x24, 0x46, 0x68, 0x90, 0x87, 0xb0, 0x06, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 757 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 758 | }; |
| 759 | |
| 760 | if (!msgb_eq_data_print(msg1, exp1, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 761 | fprintf(stderr, "%s test failed on 1st segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 762 | return NULL; |
| 763 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 764 | |
| 765 | egprs3->si = 0; |
| 766 | egprs3->r = 1; |
| 767 | egprs3->cv = 7; |
| 768 | egprs3->tfi_hi = tfi & 0x03; |
| 769 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 770 | egprs3->bsn1_hi = 4; |
| 771 | egprs3->bsn1_lo = 0; |
| 772 | egprs3->cps_hi = 1; |
| 773 | data_msg[3] = 0xff; |
| 774 | egprs3->pi = 0; |
| 775 | egprs3->cps_lo = 1; |
| 776 | egprs3->rsb = 0; |
| 777 | egprs3->spb = 0; |
| 778 | |
| 779 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 780 | |
| 781 | msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 782 | |
Max | 6e96dd4 | 2019-03-06 18:17:32 +0100 | [diff] [blame] | 783 | static uint8_t exp2[] = { 0x40, 0x24, 0x01, 0x03, 0x3e, 0x24, 0x46, 0x68, 0x90, 0x88, 0xb0, 0x06, 0x8b, |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 784 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 785 | }; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 786 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 787 | if (!msgb_eq_data_print(msg1, exp2, GSM_MACBLOCK_LEN)) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 788 | fprintf(stderr, "%s test failed on 2nd segment!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 789 | return NULL; |
| 790 | } |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 791 | return ul_tbf; |
| 792 | } |
| 793 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 794 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_spb(BTS *the_bts, |
| 795 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 796 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 797 | { |
| 798 | GprsMs *ms; |
| 799 | uint32_t rach_fn = *fn - 51; |
| 800 | uint32_t sba_fn = *fn + 52; |
| 801 | uint8_t trx_no = 0; |
| 802 | int tfi = 0, i = 0; |
| 803 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 804 | struct gprs_rlcmac_pdch *pdch; |
| 805 | gprs_rlcmac_bts *bts; |
| 806 | RlcMacUplink_t ulreq = {0}; |
| 807 | struct pcu_l1_meas meas; |
| 808 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 809 | GprsCodingScheme cs; |
| 810 | |
| 811 | meas.set_rssi(31); |
| 812 | bts = the_bts->bts_data(); |
| 813 | |
| 814 | /* needed to set last_rts_fn in the PDCH object */ |
| 815 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 816 | |
| 817 | /* |
| 818 | * simulate RACH, this sends an Immediate |
| 819 | * Assignment Uplink on the AGCH |
| 820 | */ |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 821 | the_bts->rcv_rach(0x73, rach_fn, qta, 0, GSM_L1_BURST_TYPE_ACCESS_0); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 822 | |
| 823 | /* get next free TFI */ |
| 824 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 825 | |
| 826 | /* fake a resource request */ |
| 827 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 828 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 829 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 830 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 831 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 832 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 833 | Count_MS_RA_capability_value = 1; |
| 834 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 835 | MS_RA_capability_value[0].u.Content. |
| 836 | Exist_Multislot_capability = 1; |
| 837 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 838 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 839 | Exist_GPRS_multislot_class = 1; |
| 840 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 841 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 842 | GPRS_multislot_class = ms_class; |
| 843 | if (egprs_ms_class) { |
| 844 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 845 | MS_RA_capability_value[0].u.Content. |
| 846 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 847 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 848 | MS_RA_capability_value[0].u.Content. |
| 849 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 850 | } |
| 851 | |
| 852 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 853 | |
| 854 | /* check the TBF */ |
| 855 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 856 | OSMO_ASSERT(ul_tbf != NULL); |
| 857 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 858 | |
| 859 | /* send packet uplink assignment */ |
| 860 | *fn = sba_fn; |
| 861 | request_dl_rlc_block(ul_tbf, fn); |
| 862 | |
| 863 | /* send real acknowledgement */ |
| 864 | send_control_ack(ul_tbf); |
| 865 | |
| 866 | check_tbf(ul_tbf); |
| 867 | |
| 868 | /* send fake data */ |
| 869 | uint8_t data_msg[42] = { |
| 870 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 871 | uint8_t(0 | (tfi << 1)), |
| 872 | uint8_t(1), /* BSN:7, E:1 */ |
| 873 | }; |
| 874 | |
| 875 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 876 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 877 | |
| 878 | ms = the_bts->ms_by_tlli(tlli); |
| 879 | OSMO_ASSERT(ms != NULL); |
| 880 | OSMO_ASSERT(ms->ta() == qta/4); |
| 881 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 882 | |
| 883 | /* |
| 884 | * TS 44.060, B.8.1 |
| 885 | * first seg received first, later second seg |
| 886 | */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 887 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 888 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 889 | egprs3->si = 1; |
| 890 | egprs3->r = 1; |
| 891 | egprs3->cv = 7; |
| 892 | egprs3->tfi_hi = tfi & 0x03; |
| 893 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 894 | egprs3->bsn1_hi = 1; |
| 895 | egprs3->bsn1_lo = 0; |
| 896 | egprs3->cps_hi = 1; |
| 897 | data_msg[3] = 0xff; |
| 898 | egprs3->pi = 0; |
| 899 | egprs3->cps_lo = 1; |
| 900 | egprs3->rsb = 0; |
| 901 | egprs3->spb = 2; |
| 902 | egprs3->pi = 0; |
| 903 | |
| 904 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 905 | |
| 906 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 907 | |
| 908 | /* check the status of the block */ |
| 909 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 910 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 911 | |
| 912 | egprs3->si = 1; |
| 913 | egprs3->r = 1; |
| 914 | egprs3->cv = 7; |
| 915 | egprs3->tfi_hi = tfi & 0x03; |
| 916 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 917 | egprs3->bsn1_hi = 1; |
| 918 | egprs3->bsn1_lo = 0; |
| 919 | egprs3->cps_hi = 1; |
| 920 | data_msg[3] = 0xff; |
| 921 | egprs3->pi = 0; |
| 922 | egprs3->cps_lo = 1; |
| 923 | egprs3->rsb = 0; |
| 924 | egprs3->spb = 3; |
| 925 | |
| 926 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 927 | |
| 928 | /* check the status of the block */ |
| 929 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 930 | EGPRS_RESEG_DEFAULT); |
| 931 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 932 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 933 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 934 | OSMO_ASSERT(block->len == 74); |
| 935 | |
| 936 | /* |
| 937 | * TS 44.060, B.8.1 |
| 938 | * second seg first, later first seg |
| 939 | */ |
| 940 | memset(data_msg, 0, sizeof(data_msg)); |
| 941 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 942 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 943 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 944 | egprs3->si = 1; |
| 945 | egprs3->r = 1; |
| 946 | egprs3->cv = 7; |
| 947 | egprs3->tfi_hi = tfi & 0x03; |
| 948 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 949 | egprs3->bsn1_hi = 2; |
| 950 | egprs3->bsn1_lo = 0; |
| 951 | egprs3->cps_hi = 1; |
| 952 | data_msg[3] = 0xff; |
| 953 | egprs3->pi = 0; |
| 954 | egprs3->cps_lo = 1; |
| 955 | egprs3->rsb = 0; |
| 956 | egprs3->spb = 3; |
| 957 | egprs3->pi = 0; |
| 958 | |
| 959 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 960 | |
| 961 | block = ul_tbf->m_rlc.block(2); |
| 962 | /* check the status of the block */ |
| 963 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 964 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 965 | |
| 966 | egprs3->si = 1; |
| 967 | egprs3->r = 1; |
| 968 | egprs3->cv = 7; |
| 969 | egprs3->tfi_hi = tfi & 0x03; |
| 970 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 971 | egprs3->bsn1_hi = 2; |
| 972 | egprs3->bsn1_lo = 0; |
| 973 | egprs3->cps_hi = 1; |
| 974 | data_msg[3] = 0xff; |
| 975 | egprs3->pi = 0; |
| 976 | egprs3->cps_lo = 1; |
| 977 | egprs3->rsb = 0; |
| 978 | egprs3->spb = 2; |
| 979 | egprs3->pi = 0; |
| 980 | |
| 981 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 982 | |
| 983 | /* check the status of the block */ |
| 984 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 985 | EGPRS_RESEG_DEFAULT); |
| 986 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 987 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 988 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 989 | OSMO_ASSERT(block->len == 74); |
| 990 | |
| 991 | /* |
| 992 | * TS 44.060, B.8.1 |
| 993 | * Error scenario with spb as 1 |
| 994 | */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 995 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 996 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 997 | egprs3->si = 1; |
| 998 | egprs3->r = 1; |
| 999 | egprs3->cv = 7; |
| 1000 | egprs3->tfi_hi = tfi & 0x03; |
| 1001 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1002 | egprs3->bsn1_hi = 3; |
| 1003 | egprs3->bsn1_lo = 0; |
| 1004 | egprs3->cps_hi = 1; |
| 1005 | data_msg[3] = 0xff; |
| 1006 | egprs3->pi = 0; |
| 1007 | egprs3->cps_lo = 1; |
| 1008 | egprs3->rsb = 0; |
| 1009 | egprs3->spb = 1; |
| 1010 | egprs3->pi = 0; |
| 1011 | |
| 1012 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1013 | |
| 1014 | block = ul_tbf->m_rlc.block(3); |
| 1015 | /* check the status of the block */ |
| 1016 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1017 | EGPRS_RESEG_DEFAULT); |
| 1018 | /* |
| 1019 | * TS 44.060, B.8.1 |
| 1020 | * comparison of rlc_data for multiple scenarios |
| 1021 | * Receive First, the second(BSN 3) |
| 1022 | * Receive First, First then Second(BSN 4) |
| 1023 | * Receive Second then First(BSN 5) |
| 1024 | * after above 3 scenarios are triggered, |
| 1025 | * rlc_data of all 3 BSN are compared |
| 1026 | */ |
| 1027 | |
| 1028 | /* Initialize the data_msg */ |
| 1029 | for (i = 0; i < 42; i++) |
| 1030 | data_msg[i] = i; |
| 1031 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1032 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1033 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1034 | egprs3->si = 1; |
| 1035 | egprs3->r = 1; |
| 1036 | egprs3->cv = 7; |
| 1037 | egprs3->tfi_hi = tfi & 0x03; |
| 1038 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1039 | egprs3->bsn1_hi = 3; |
| 1040 | egprs3->bsn1_lo = 0; |
| 1041 | egprs3->cps_hi = 1; |
| 1042 | data_msg[3] = 0xff; |
| 1043 | egprs3->pi = 0; |
| 1044 | egprs3->cps_lo = 1; |
| 1045 | egprs3->rsb = 0; |
| 1046 | egprs3->spb = 2; |
| 1047 | egprs3->pi = 0; |
| 1048 | |
| 1049 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1050 | |
| 1051 | block = ul_tbf->m_rlc.block(3); |
| 1052 | /* check the status of the block */ |
| 1053 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1054 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1055 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1056 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1057 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1058 | egprs3->si = 1; |
| 1059 | egprs3->r = 1; |
| 1060 | egprs3->cv = 7; |
| 1061 | egprs3->tfi_hi = tfi & 0x03; |
| 1062 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1063 | egprs3->bsn1_hi = 3; |
| 1064 | egprs3->bsn1_lo = 0; |
| 1065 | egprs3->cps_hi = 1; |
| 1066 | data_msg[3] = 0xff; |
| 1067 | egprs3->pi = 0; |
| 1068 | egprs3->cps_lo = 1; |
| 1069 | egprs3->rsb = 0; |
| 1070 | egprs3->spb = 3; |
| 1071 | egprs3->pi = 0; |
| 1072 | |
| 1073 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1074 | |
| 1075 | block = ul_tbf->m_rlc.block(3); |
| 1076 | /* check the status of the block */ |
| 1077 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1078 | EGPRS_RESEG_DEFAULT); |
| 1079 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1080 | OSMO_ASSERT(block->len == 74); |
| 1081 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1082 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1083 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1084 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1085 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1086 | egprs3->si = 1; |
| 1087 | egprs3->r = 1; |
| 1088 | egprs3->cv = 7; |
| 1089 | egprs3->tfi_hi = tfi & 0x03; |
| 1090 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1091 | egprs3->bsn1_hi = 4; |
| 1092 | egprs3->bsn1_lo = 0; |
| 1093 | egprs3->cps_hi = 1; |
| 1094 | data_msg[3] = 0xff; |
| 1095 | egprs3->pi = 0; |
| 1096 | egprs3->cps_lo = 1; |
| 1097 | egprs3->rsb = 0; |
| 1098 | egprs3->spb = 2; |
| 1099 | egprs3->pi = 0; |
| 1100 | |
| 1101 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1102 | |
| 1103 | block = ul_tbf->m_rlc.block(4); |
| 1104 | /* check the status of the block */ |
| 1105 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1106 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1107 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1108 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1109 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1110 | egprs3->si = 1; |
| 1111 | egprs3->r = 1; |
| 1112 | egprs3->cv = 7; |
| 1113 | egprs3->tfi_hi = tfi & 0x03; |
| 1114 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1115 | egprs3->bsn1_hi = 4; |
| 1116 | egprs3->bsn1_lo = 0; |
| 1117 | egprs3->cps_hi = 1; |
| 1118 | data_msg[3] = 0xff; |
| 1119 | egprs3->pi = 0; |
| 1120 | egprs3->cps_lo = 1; |
| 1121 | egprs3->rsb = 0; |
| 1122 | egprs3->spb = 2; |
| 1123 | egprs3->pi = 0; |
| 1124 | |
| 1125 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1126 | |
| 1127 | block = ul_tbf->m_rlc.block(4); |
| 1128 | /* check the status of the block */ |
| 1129 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1130 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1131 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1132 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1133 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1134 | egprs3->si = 1; |
| 1135 | egprs3->r = 1; |
| 1136 | egprs3->cv = 7; |
| 1137 | egprs3->tfi_hi = tfi & 0x03; |
| 1138 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1139 | egprs3->bsn1_hi = 4; |
| 1140 | egprs3->bsn1_lo = 0; |
| 1141 | egprs3->cps_hi = 1; |
| 1142 | data_msg[3] = 0xff; |
| 1143 | egprs3->pi = 0; |
| 1144 | egprs3->cps_lo = 1; |
| 1145 | egprs3->rsb = 0; |
| 1146 | egprs3->spb = 3; |
| 1147 | egprs3->pi = 0; |
| 1148 | |
| 1149 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1150 | |
| 1151 | block = ul_tbf->m_rlc.block(4); |
| 1152 | /* check the status of the block */ |
| 1153 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1154 | EGPRS_RESEG_DEFAULT); |
| 1155 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1156 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1157 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1158 | OSMO_ASSERT(block->len == 74); |
| 1159 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1160 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1161 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1162 | egprs3->si = 1; |
| 1163 | egprs3->r = 1; |
| 1164 | egprs3->cv = 7; |
| 1165 | egprs3->tfi_hi = tfi & 0x03; |
| 1166 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1167 | egprs3->bsn1_hi = 5; |
| 1168 | egprs3->bsn1_lo = 0; |
| 1169 | egprs3->cps_hi = 1; |
| 1170 | data_msg[3] = 0xff; |
| 1171 | egprs3->pi = 0; |
| 1172 | egprs3->cps_lo = 1; |
| 1173 | egprs3->rsb = 0; |
| 1174 | egprs3->spb = 3; |
| 1175 | egprs3->pi = 0; |
| 1176 | |
| 1177 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1178 | |
| 1179 | block = ul_tbf->m_rlc.block(5); |
| 1180 | /* check the status of the block */ |
| 1181 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1182 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1183 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1184 | cs = MCS3; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1185 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1186 | egprs3->si = 1; |
| 1187 | egprs3->r = 1; |
| 1188 | egprs3->cv = 7; |
| 1189 | egprs3->tfi_hi = tfi & 0x03; |
| 1190 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1191 | egprs3->bsn1_hi = 5; |
| 1192 | egprs3->bsn1_lo = 0; |
| 1193 | egprs3->cps_hi = 1; |
| 1194 | data_msg[3] = 0xff; |
| 1195 | egprs3->pi = 0; |
| 1196 | egprs3->cps_lo = 1; |
| 1197 | egprs3->rsb = 0; |
| 1198 | egprs3->spb = 2; |
| 1199 | egprs3->pi = 0; |
| 1200 | |
| 1201 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1202 | |
| 1203 | block = ul_tbf->m_rlc.block(5); |
| 1204 | |
| 1205 | /* check the status of the block */ |
| 1206 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1207 | EGPRS_RESEG_DEFAULT); |
| 1208 | OSMO_ASSERT(block->cs_last == |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1209 | MCS6); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1210 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1211 | OSMO_ASSERT(block->len == 74); |
| 1212 | |
| 1213 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1214 | ul_tbf->m_rlc.block(4)->len); |
| 1215 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1216 | ul_tbf->m_rlc.block(3)->len); |
| 1217 | |
| 1218 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1219 | OSMO_ASSERT( |
| 1220 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1221 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1222 | OSMO_ASSERT( |
| 1223 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1224 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1225 | |
| 1226 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1227 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1228 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1229 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1230 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1231 | |
| 1232 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1233 | OSMO_ASSERT( |
| 1234 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1235 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1236 | )); |
| 1237 | OSMO_ASSERT( |
| 1238 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1239 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1240 | )); |
| 1241 | |
| 1242 | return ul_tbf; |
| 1243 | } |
| 1244 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1245 | static gprs_rlcmac_ul_tbf *establish_ul_tbf(BTS *the_bts, |
| 1246 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1247 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1248 | { |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1249 | uint32_t rach_fn = *fn - 51; |
| 1250 | uint32_t sba_fn = *fn + 52; |
| 1251 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1252 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1253 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1254 | gprs_rlcmac_bts *bts; |
| 1255 | RlcMacUplink_t ulreq = {0}; |
| 1256 | struct pcu_l1_meas meas; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1257 | GprsCodingScheme cs; |
| 1258 | |
| 1259 | meas.set_rssi(31); |
| 1260 | bts = the_bts->bts_data(); |
| 1261 | |
| 1262 | /* needed to set last_rts_fn in the PDCH object */ |
| 1263 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 1264 | |
| 1265 | /* |
| 1266 | * simulate RACH, this sends an Immediate |
| 1267 | * Assignment Uplink on the AGCH |
| 1268 | */ |
| 1269 | the_bts->rcv_rach(0x73, rach_fn, qta, 0, GSM_L1_BURST_TYPE_ACCESS_0); |
| 1270 | |
| 1271 | /* get next free TFI */ |
| 1272 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 1273 | |
| 1274 | /* fake a resource request */ |
| 1275 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1276 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1277 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1278 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 1279 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 1280 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1281 | Count_MS_RA_capability_value = 1; |
| 1282 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1283 | MS_RA_capability_value[0].u.Content. |
| 1284 | Exist_Multislot_capability = 1; |
| 1285 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1286 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1287 | Exist_GPRS_multislot_class = 1; |
| 1288 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1289 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1290 | GPRS_multislot_class = ms_class; |
| 1291 | if (egprs_ms_class) { |
| 1292 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1293 | MS_RA_capability_value[0].u.Content. |
| 1294 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 1295 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1296 | MS_RA_capability_value[0].u.Content. |
| 1297 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 1298 | } |
| 1299 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 1300 | |
| 1301 | /* check the TBF */ |
| 1302 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 1303 | /* send packet uplink assignment */ |
| 1304 | *fn = sba_fn; |
| 1305 | request_dl_rlc_block(ul_tbf, fn); |
| 1306 | |
| 1307 | /* send real acknowledgement */ |
| 1308 | send_control_ack(ul_tbf); |
| 1309 | |
| 1310 | check_tbf(ul_tbf); |
| 1311 | |
| 1312 | return ul_tbf; |
| 1313 | } |
| 1314 | |
| 1315 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_URBB_no_length(BTS *the_bts, |
| 1316 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1317 | uint8_t ms_class, uint8_t egprs_ms_class, gprs_rlcmac_ul_tbf *ul_tbf) |
| 1318 | { |
| 1319 | OSMO_ASSERT(ul_tbf); |
| 1320 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1321 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1322 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1323 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1324 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1325 | struct pcu_l1_meas meas; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1326 | GprsCodingScheme cs; |
| 1327 | |
| 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); |
| 1392 | OSMO_ASSERT(ms->ta() == qta/4); |
| 1393 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 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 | struct pcu_l1_meas meas; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1409 | GprsCodingScheme cs; |
| 1410 | |
| 1411 | check_tbf(ul_tbf); |
| 1412 | /* send fake data with cv=0*/ |
| 1413 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1414 | uint8_t data[49] = {0}; |
| 1415 | |
| 1416 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1417 | |
| 1418 | /*header_construction */ |
| 1419 | memset(data, 0x2b, sizeof(data)); |
| 1420 | |
| 1421 | /* Message with URBB & URBB length */ |
| 1422 | for (int i = 0 ; i < 20; i++) { |
| 1423 | hdr3->r = 0; |
| 1424 | hdr3->si = 0; |
| 1425 | hdr3->cv = 10; |
| 1426 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1427 | hdr3->tfi_lo = tfi & 0x7; |
| 1428 | hdr3->bsn1_hi = ((i * 2)&0x1f); |
| 1429 | hdr3->bsn1_lo = ((i * 2)/32); |
| 1430 | hdr3->cps_hi = 0; |
| 1431 | hdr3->cps_lo = 0; |
| 1432 | hdr3->spb = 0; |
| 1433 | hdr3->rsb = 0; |
| 1434 | hdr3->pi = 0; |
| 1435 | hdr3->spare = 0; |
| 1436 | hdr3->dummy = 1; |
| 1437 | data[4] = 0x0; |
| 1438 | data[5] = 0x0; |
| 1439 | data[6] = 0x2b; |
| 1440 | data[7] = 0x2b; |
| 1441 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1442 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1443 | } |
| 1444 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1445 | memset(data, 0x2b, sizeof(data)); |
| 1446 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1447 | hdr3->r = 0; |
| 1448 | hdr3->si = 0; |
| 1449 | hdr3->cv = 0; |
| 1450 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1451 | hdr3->tfi_lo = tfi & 0x7; |
| 1452 | hdr3->bsn1_hi = 0; |
| 1453 | hdr3->bsn1_lo = 2; |
| 1454 | hdr3->cps_hi = 0; |
| 1455 | hdr3->cps_lo = 0; |
| 1456 | hdr3->spb = 0; |
| 1457 | hdr3->rsb = 0; |
| 1458 | hdr3->pi = 0; |
| 1459 | hdr3->spare = 0; |
| 1460 | hdr3->dummy = 1; |
| 1461 | data[4] = 0x0; |
| 1462 | data[5] = 0x2b; |
| 1463 | data[6] = 0x2b; |
| 1464 | data[7] = 0x2b; |
| 1465 | |
| 1466 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1467 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1468 | |
| 1469 | request_dl_rlc_block(ul_tbf, fn); |
| 1470 | |
| 1471 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1472 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1473 | |
| 1474 | ms = the_bts->ms_by_tlli(tlli); |
| 1475 | OSMO_ASSERT(ms != NULL); |
| 1476 | OSMO_ASSERT(ms->ta() == qta/4); |
| 1477 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 1478 | |
| 1479 | return ul_tbf; |
| 1480 | } |
| 1481 | |
| 1482 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_puan_CRBB(BTS *the_bts, |
| 1483 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1484 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 1485 | { |
| 1486 | GprsMs *ms; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1487 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1488 | int tfi = 0; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1489 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1490 | struct gprs_rlcmac_pdch *pdch; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1491 | struct pcu_l1_meas meas; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1492 | GprsCodingScheme cs; |
| 1493 | |
| 1494 | |
| 1495 | /* check the TBF */ |
| 1496 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 1497 | OSMO_ASSERT(ul_tbf); |
| 1498 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 1499 | |
| 1500 | /* send fake data with cv=0*/ |
| 1501 | struct gprs_rlc_ul_header_egprs_3 *hdr3 = NULL; |
| 1502 | uint8_t data[49] = {0}; |
| 1503 | |
| 1504 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1505 | |
| 1506 | /*header_construction */ |
| 1507 | memset(data, 0x2b, sizeof(data)); |
| 1508 | |
| 1509 | /* Message with CRBB */ |
| 1510 | for (int i = 80 ; i < 160; i++) { |
| 1511 | hdr3->r = 0; |
| 1512 | hdr3->si = 0; |
| 1513 | hdr3->cv = 10; |
| 1514 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1515 | hdr3->tfi_lo = tfi & 0x7; |
| 1516 | hdr3->bsn1_hi = ((i)&0x1f); |
| 1517 | hdr3->bsn1_lo = ((i)/32); |
| 1518 | hdr3->cps_hi = 0; |
| 1519 | hdr3->cps_lo = 0; |
| 1520 | hdr3->spb = 0; |
| 1521 | hdr3->rsb = 0; |
| 1522 | hdr3->pi = 0; |
| 1523 | hdr3->spare = 0; |
| 1524 | hdr3->dummy = 1; |
| 1525 | data[4] = 0x0; |
| 1526 | data[5] = 0x0; |
| 1527 | data[6] = 0x2b; |
| 1528 | data[7] = 0x2b; |
| 1529 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1530 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1531 | } |
| 1532 | ul_tbf->create_ul_ack(*fn, ts_no); |
| 1533 | memset(data, 0x2b, sizeof(data)); |
| 1534 | hdr3 = (struct gprs_rlc_ul_header_egprs_3 *)data; |
| 1535 | hdr3->r = 0; |
| 1536 | hdr3->si = 0; |
| 1537 | hdr3->cv = 0; |
| 1538 | hdr3->tfi_hi = (tfi >> 3) & 0x3; |
| 1539 | hdr3->tfi_lo = tfi & 0x7; |
| 1540 | hdr3->bsn1_hi = 0; |
| 1541 | hdr3->bsn1_lo = 2; |
| 1542 | hdr3->cps_hi = 0; |
| 1543 | hdr3->cps_lo = 0; |
| 1544 | hdr3->spb = 0; |
| 1545 | hdr3->rsb = 0; |
| 1546 | hdr3->pi = 0; |
| 1547 | hdr3->spare = 0; |
| 1548 | hdr3->dummy = 1; |
| 1549 | data[4] = 0x0; |
| 1550 | data[5] = 0x2b; |
| 1551 | data[6] = 0x2b; |
| 1552 | data[7] = 0x2b; |
| 1553 | |
| 1554 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 1555 | pdch->rcv_block(&data[0], sizeof(data), *fn, &meas); |
| 1556 | |
| 1557 | request_dl_rlc_block(ul_tbf, fn); |
| 1558 | |
| 1559 | check_tbf(ul_tbf); |
Max | 088c7df | 2018-01-23 20:16:23 +0100 | [diff] [blame] | 1560 | OSMO_ASSERT(ul_tbf->ul_ack_state_is(GPRS_RLCMAC_UL_ACK_NONE)); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1561 | |
| 1562 | ms = the_bts->ms_by_tlli(tlli); |
| 1563 | OSMO_ASSERT(ms != NULL); |
| 1564 | OSMO_ASSERT(ms->ta() == qta/4); |
| 1565 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 1566 | |
| 1567 | return ul_tbf; |
| 1568 | } |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1569 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(BTS *the_bts, |
| 1570 | 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] | 1571 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1572 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1573 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1574 | uint32_t rach_fn = *fn - 51; |
| 1575 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1576 | uint8_t trx_no = 0; |
| 1577 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1578 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1579 | struct gprs_rlcmac_pdch *pdch; |
| 1580 | gprs_rlcmac_bts *bts; |
| 1581 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | 20f6fd1 | 2015-06-08 11:05:45 +0200 | [diff] [blame] | 1582 | struct pcu_l1_meas meas; |
| 1583 | meas.set_rssi(31); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1584 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1585 | bts = the_bts->bts_data(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1586 | |
| 1587 | /* needed to set last_rts_fn in the PDCH object */ |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1588 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1589 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1590 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
| 1591 | the_bts->rcv_rach(0x73, rach_fn, qta, 0, GSM_L1_BURST_TYPE_ACCESS_0); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1592 | |
| 1593 | /* get next free TFI */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1594 | 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] | 1595 | |
| 1596 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1597 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1598 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1599 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1600 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1601 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 1602 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1603 | Count_MS_RA_capability_value = 1; |
| 1604 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1605 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
| 1606 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1607 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1608 | Exist_GPRS_multislot_class = 1; |
| 1609 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1610 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1611 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1612 | if (egprs_ms_class) { |
| 1613 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1614 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1615 | Exist_EGPRS_multislot_class = 1; |
| 1616 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1617 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1618 | EGPRS_multislot_class = ms_class; |
| 1619 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1620 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1621 | 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] | 1622 | |
| 1623 | /* check the TBF */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1624 | 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] | 1625 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1626 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1627 | |
| 1628 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1629 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1630 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1631 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1632 | /* send real acknowledgement */ |
| 1633 | send_control_ack(ul_tbf); |
| 1634 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1635 | check_tbf(ul_tbf); |
| 1636 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1637 | /* send fake data */ |
| 1638 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1639 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1640 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1641 | uint8_t(1), /* BSN:7, E:1 */ |
| 1642 | }; |
| 1643 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1644 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1645 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1646 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1647 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1648 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1649 | OSMO_ASSERT(ms->ta() == qta/4); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1650 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 1651 | |
| 1652 | return ul_tbf; |
| 1653 | } |
| 1654 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1655 | static void send_dl_data(BTS *the_bts, uint32_t tlli, const char *imsi, |
| 1656 | const uint8_t *data, unsigned data_size) |
| 1657 | { |
| 1658 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1659 | |
| 1660 | ms = the_bts->ms_store().get_ms(tlli, 0, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1661 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 1662 | 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] | 1663 | 1000, data, data_size); |
| 1664 | |
| 1665 | ms = the_bts->ms_by_imsi(imsi); |
| 1666 | OSMO_ASSERT(ms != NULL); |
| 1667 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1668 | |
| 1669 | if (imsi[0] && strcmp(imsi, "000") != 0) { |
| 1670 | ms2 = the_bts->ms_by_tlli(tlli); |
| 1671 | OSMO_ASSERT(ms == ms2); |
| 1672 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1673 | } |
| 1674 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1675 | static void transmit_dl_data(BTS *the_bts, uint32_t tlli, uint32_t *fn, |
| 1676 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1677 | { |
| 1678 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1679 | GprsMs *ms; |
| 1680 | unsigned ts_no; |
| 1681 | |
| 1682 | ms = the_bts->ms_by_tlli(tlli); |
| 1683 | OSMO_ASSERT(ms); |
| 1684 | dl_tbf = ms->dl_tbf(); |
| 1685 | OSMO_ASSERT(dl_tbf); |
| 1686 | |
| 1687 | while (dl_tbf->have_data()) { |
| 1688 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1689 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1690 | if (!(slots & (1 << ts_no))) |
| 1691 | continue; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1692 | gprs_rlcmac_rcv_rts_block(the_bts->bts_data(), |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1693 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1694 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1695 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1696 | *fn = fn_add_blocks(*fn, 1); |
| 1697 | } |
| 1698 | } |
| 1699 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1700 | static inline void print_ta_tlli(const gprs_rlcmac_ul_tbf *ul_tbf, bool print_ms) |
| 1701 | { |
| 1702 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1703 | if (print_ms) |
| 1704 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ul_tbf->ms()->tlli(), ul_tbf->ms()->ta()); |
| 1705 | } |
| 1706 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1707 | static void test_tbf_single_phase() |
| 1708 | { |
| 1709 | BTS the_bts; |
| 1710 | int ts_no = 7; |
Philipp | d935d88 | 2016-11-07 13:07:36 +0100 | [diff] [blame] | 1711 | uint32_t fn = DUMMY_FN; /* 17,25,9 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1712 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1713 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1714 | uint16_t qta = 31; |
| 1715 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1716 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1717 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1718 | |
| 1719 | setup_bts(&the_bts, ts_no); |
| 1720 | |
| 1721 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli, &fn, qta); |
| 1722 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1723 | print_ta_tlli(ul_tbf, true); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1724 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1725 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1726 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1727 | } |
| 1728 | |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1729 | static void test_tbf_egprs_two_phase_puan(void) |
| 1730 | { |
| 1731 | BTS the_bts; |
| 1732 | int ts_no = 7; |
| 1733 | uint32_t fn = 2654218; |
| 1734 | uint16_t qta = 31; |
| 1735 | uint32_t tlli = 0xf1223344; |
| 1736 | const char *imsi = "0011223344"; |
| 1737 | uint8_t ms_class = 1; |
| 1738 | gprs_rlcmac_bts *bts; |
| 1739 | uint8_t egprs_ms_class = 1; |
| 1740 | gprs_rlcmac_ul_tbf *ul_tbf; |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1741 | uint8_t test_data[256]; |
| 1742 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1743 | fprintf(stderr, "=== start %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1744 | |
| 1745 | memset(test_data, 1, sizeof(test_data)); |
| 1746 | |
| 1747 | setup_bts(&the_bts, ts_no, 4); |
| 1748 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1749 | the_bts.bts_data()->egprs_enabled = 1; |
| 1750 | bts = the_bts.bts_data(); |
| 1751 | bts->ws_base = 128; |
| 1752 | bts->ws_pdch = 64; |
| 1753 | |
| 1754 | ul_tbf = establish_ul_tbf(&the_bts, ts_no, tlli, &fn, qta, ms_class, egprs_ms_class); |
| 1755 | /* Function to generate URBB with no length */ |
| 1756 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_no_length(&the_bts, ts_no, tlli, &fn, |
| 1757 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1758 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1759 | print_ta_tlli(ul_tbf, true); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1760 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1761 | |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 1762 | ul_tbf->window()->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1763 | /* Function to generate URBB with length */ |
| 1764 | ul_tbf = establish_ul_tbf_two_phase_puan_URBB_with_length(&the_bts, ts_no, tlli, &fn, |
| 1765 | qta, ms_class, egprs_ms_class, ul_tbf); |
| 1766 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1767 | print_ta_tlli(ul_tbf, true); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1768 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1769 | |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 1770 | ul_tbf->window()->reset_state(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1771 | /* Function to generate CRBB */ |
| 1772 | bts->ws_base = 128; |
| 1773 | bts->ws_pdch = 64; |
| 1774 | ul_tbf = establish_ul_tbf_two_phase_puan_CRBB(&the_bts, ts_no, tlli, &fn, |
| 1775 | qta, ms_class, egprs_ms_class); |
| 1776 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1777 | print_ta_tlli(ul_tbf, true); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1778 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1779 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1780 | fprintf(stderr, "=== end %s ===\n", __func__); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 1781 | } |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1782 | /* |
| 1783 | * Trigger rach for single block |
| 1784 | */ |
| 1785 | static void test_immediate_assign_rej_single_block() |
| 1786 | { |
| 1787 | BTS the_bts; |
| 1788 | uint32_t fn = 2654218; |
| 1789 | uint16_t qta = 31; |
| 1790 | int ts_no = 7; |
| 1791 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1792 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1793 | |
| 1794 | setup_bts(&the_bts, ts_no, 4); |
| 1795 | |
| 1796 | the_bts.bts_data()->trx[0].pdch[ts_no].disable(); |
| 1797 | |
| 1798 | uint32_t rach_fn = fn - 51; |
| 1799 | |
| 1800 | int rc = 0; |
| 1801 | |
| 1802 | /* |
| 1803 | * simulate RACH, sends an Immediate Assignment |
| 1804 | * Uplink reject on the AGCH |
| 1805 | */ |
| 1806 | rc = the_bts.rcv_rach(0x70, rach_fn, qta, 0, |
| 1807 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1808 | |
| 1809 | OSMO_ASSERT(rc == -EINVAL); |
| 1810 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1811 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1812 | } |
| 1813 | |
| 1814 | /* |
| 1815 | * Trigger rach till resources(USF) exhaust |
| 1816 | */ |
| 1817 | static void test_immediate_assign_rej_multi_block() |
| 1818 | { |
| 1819 | BTS the_bts; |
| 1820 | uint32_t fn = 2654218; |
| 1821 | uint16_t qta = 31; |
| 1822 | int ts_no = 7; |
| 1823 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1824 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1825 | |
| 1826 | setup_bts(&the_bts, ts_no, 4); |
| 1827 | |
| 1828 | uint32_t rach_fn = fn - 51; |
| 1829 | |
| 1830 | int rc = 0; |
| 1831 | |
| 1832 | /* |
| 1833 | * simulate RACH, sends an Immediate Assignment Uplink |
| 1834 | * reject on the AGCH |
| 1835 | */ |
| 1836 | rc = the_bts.rcv_rach(0x78, rach_fn, qta, 0, |
| 1837 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1838 | rc = the_bts.rcv_rach(0x79, rach_fn, qta, 0, |
| 1839 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1840 | rc = the_bts.rcv_rach(0x7a, rach_fn, qta, 0, |
| 1841 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1842 | rc = the_bts.rcv_rach(0x7b, rach_fn, qta, 0, |
| 1843 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1844 | rc = the_bts.rcv_rach(0x7c, rach_fn, qta, 0, |
| 1845 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1846 | rc = the_bts.rcv_rach(0x7d, rach_fn, qta, 0, |
| 1847 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1848 | rc = the_bts.rcv_rach(0x7e, rach_fn, qta, 0, |
| 1849 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1850 | rc = the_bts.rcv_rach(0x7f, rach_fn, qta, 0, |
| 1851 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 1852 | |
| 1853 | OSMO_ASSERT(rc == -EBUSY); |
| 1854 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1855 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 1856 | } |
| 1857 | |
| 1858 | static void test_immediate_assign_rej() |
| 1859 | { |
| 1860 | test_immediate_assign_rej_multi_block(); |
| 1861 | test_immediate_assign_rej_single_block(); |
| 1862 | } |
| 1863 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1864 | static void test_tbf_two_phase() |
| 1865 | { |
| 1866 | BTS the_bts; |
| 1867 | int ts_no = 7; |
| 1868 | uint32_t fn = 2654218; |
| 1869 | uint16_t qta = 31; |
| 1870 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1871 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1872 | uint8_t ms_class = 1; |
| 1873 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1874 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1875 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1876 | |
| 1877 | setup_bts(&the_bts, ts_no, 4); |
| 1878 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1879 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 1880 | ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1881 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1882 | print_ta_tlli(ul_tbf, true); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1883 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1884 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1885 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1886 | } |
| 1887 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1888 | static inline void print_ms(const GprsMs *ms, bool old) |
| 1889 | { |
| 1890 | fprintf(stderr, "%s MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %zu\n", |
| 1891 | old ? "Old" : "New", ms->tlli(), ms->ta(), ms->imsi(), ms->llc_queue()->size()); |
| 1892 | } |
| 1893 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1894 | static void test_tbf_ra_update_rach() |
| 1895 | { |
| 1896 | BTS the_bts; |
| 1897 | int ts_no = 7; |
| 1898 | uint32_t fn = 2654218; |
| 1899 | uint16_t qta = 31; |
| 1900 | uint32_t tlli1 = 0xf1223344; |
| 1901 | uint32_t tlli2 = 0xf5667788; |
| 1902 | const char *imsi = "0011223344"; |
| 1903 | uint8_t ms_class = 1; |
| 1904 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1905 | GprsMs *ms, *ms1, *ms2; |
| 1906 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1907 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1908 | |
| 1909 | setup_bts(&the_bts, ts_no, 4); |
| 1910 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1911 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1912 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1913 | |
| 1914 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1915 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1916 | |
| 1917 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1918 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1919 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1920 | /* Send Packet Downlink Assignment to MS */ |
| 1921 | request_dl_rlc_block(ul_tbf, &fn); |
| 1922 | |
| 1923 | /* Ack it */ |
| 1924 | send_control_ack(ul_tbf); |
| 1925 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1926 | /* Make sure the RAU Accept gets sent to the MS */ |
| 1927 | OSMO_ASSERT(ms1->llc_queue()->size() == 1); |
| 1928 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1929 | OSMO_ASSERT(ms1->llc_queue()->size() == 0); |
| 1930 | |
| 1931 | /* Now establish a new TBF for the RA UPDATE COMPLETE (new TLLI) */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1932 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli2, &fn, qta, |
| 1933 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1934 | |
| 1935 | ms2 = ul_tbf->ms(); |
| 1936 | |
| 1937 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 1938 | OSMO_ASSERT(ms1 != ms2); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1939 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1940 | |
| 1941 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 1942 | * the PCU can see, that both MS objects belong to same MS */ |
| 1943 | send_dl_data(&the_bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
| 1944 | |
| 1945 | ms = the_bts.ms_by_imsi(imsi); |
| 1946 | OSMO_ASSERT(ms == ms2); |
| 1947 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1948 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1949 | |
| 1950 | ms = the_bts.ms_by_tlli(tlli1); |
| 1951 | OSMO_ASSERT(ms == NULL); |
| 1952 | ms = the_bts.ms_by_tlli(tlli2); |
| 1953 | OSMO_ASSERT(ms == ms2); |
| 1954 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1955 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1956 | } |
| 1957 | |
| 1958 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 1959 | { |
| 1960 | BTS the_bts; |
| 1961 | int ts_no = 7; |
| 1962 | uint32_t fn = 2654218; |
| 1963 | uint16_t qta = 31; |
| 1964 | uint32_t tlli1 = 0xf1223344; |
| 1965 | const char *imsi = "0011223344"; |
| 1966 | uint8_t ms_class = 1; |
| 1967 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1968 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1969 | GprsMs *ms, *ms1, *ms2; |
| 1970 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 1971 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1972 | |
| 1973 | setup_bts(&the_bts, ts_no, 1); |
| 1974 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1975 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1976 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1977 | |
| 1978 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1979 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1980 | |
| 1981 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1982 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1983 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1984 | |
| 1985 | OSMO_ASSERT(ms1->llc_queue()->size() == 2); |
| 1986 | dl_tbf = ms1->dl_tbf(); |
| 1987 | OSMO_ASSERT(dl_tbf != NULL); |
| 1988 | |
| 1989 | /* Get rid of old UL TBF */ |
| 1990 | tbf_free(ul_tbf); |
| 1991 | ms = the_bts.ms_by_tlli(tlli1); |
| 1992 | OSMO_ASSERT(ms1 == ms); |
| 1993 | |
| 1994 | /* Now establish a new UL TBF, this will consume one LLC packet */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1995 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1996 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1997 | |
| 1998 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 1999 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2000 | |
| 2001 | /* This should be the same MS object */ |
| 2002 | OSMO_ASSERT(ms2 == ms1); |
| 2003 | |
| 2004 | ms = the_bts.ms_by_tlli(tlli1); |
| 2005 | OSMO_ASSERT(ms2 == ms); |
| 2006 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 2007 | /* A DL TBF should still exist */ |
| 2008 | OSMO_ASSERT(ms->dl_tbf()); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2009 | |
| 2010 | /* No queued packets should be lost */ |
Jacob Erlbeck | 9659d59 | 2015-09-01 11:06:14 +0200 | [diff] [blame] | 2011 | OSMO_ASSERT(ms->llc_queue()->size() == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2012 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2013 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2014 | } |
| 2015 | |
| 2016 | |
| 2017 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 2018 | { |
| 2019 | BTS the_bts; |
| 2020 | int ts_no = 7; |
| 2021 | uint32_t fn = 2654218; |
| 2022 | uint16_t qta = 31; |
| 2023 | uint32_t tlli1 = 0xf1223344; |
| 2024 | const char *imsi = "0011223344"; |
| 2025 | uint8_t ms_class = 1; |
| 2026 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2027 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2028 | GprsMs *ms, *ms1, *ms2; |
| 2029 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2030 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2031 | |
| 2032 | setup_bts(&the_bts, ts_no, 1); |
| 2033 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2034 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 2035 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2036 | |
| 2037 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2038 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2039 | |
| 2040 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 2041 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2042 | print_ms(ms1, true); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2043 | |
| 2044 | OSMO_ASSERT(ms1->llc_queue()->size() == 2); |
| 2045 | dl_tbf = ms1->dl_tbf(); |
| 2046 | OSMO_ASSERT(dl_tbf != NULL); |
| 2047 | |
| 2048 | /* Get rid of old UL TBF */ |
| 2049 | tbf_free(ul_tbf); |
| 2050 | ms = the_bts.ms_by_tlli(tlli1); |
| 2051 | OSMO_ASSERT(ms1 == ms); |
| 2052 | |
| 2053 | /* Now establish a new UL TBF */ |
| 2054 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli1, &fn, qta); |
| 2055 | |
| 2056 | ms2 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2057 | print_ms(ms2, false); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2058 | |
| 2059 | /* There should be a different MS object */ |
| 2060 | OSMO_ASSERT(ms2 != ms1); |
| 2061 | |
| 2062 | ms = the_bts.ms_by_tlli(tlli1); |
| 2063 | OSMO_ASSERT(ms2 == ms); |
| 2064 | OSMO_ASSERT(ms1 != ms); |
| 2065 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 2066 | /* DL TBF should be removed */ |
| 2067 | OSMO_ASSERT(!ms->dl_tbf()); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2068 | |
| 2069 | /* No queued packets should be lost */ |
Jacob Erlbeck | 9659d59 | 2015-09-01 11:06:14 +0200 | [diff] [blame] | 2070 | OSMO_ASSERT(ms->llc_queue()->size() == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2071 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2072 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2073 | } |
| 2074 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2075 | static void test_tbf_dl_reuse() |
| 2076 | { |
| 2077 | BTS the_bts; |
| 2078 | int ts_no = 7; |
| 2079 | uint32_t fn = 2654218; |
| 2080 | uint16_t qta = 31; |
| 2081 | uint32_t tlli1 = 0xf1223344; |
| 2082 | const char *imsi = "0011223344"; |
| 2083 | uint8_t ms_class = 1; |
| 2084 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2085 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 2086 | GprsMs *ms1, *ms2; |
| 2087 | unsigned i; |
| 2088 | RlcMacUplink_t ulreq = {0}; |
| 2089 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2090 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2091 | |
| 2092 | setup_bts(&the_bts, ts_no, 1); |
| 2093 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2094 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 2095 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2096 | |
| 2097 | ms1 = ul_tbf->ms(); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2098 | print_ta_tlli(ul_tbf, false); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2099 | |
| 2100 | /* Send some LLC frames */ |
| 2101 | for (i = 0; i < 40; i++) { |
| 2102 | char buf[32]; |
| 2103 | int rc; |
| 2104 | |
| 2105 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 2106 | OSMO_ASSERT(rc > 0); |
| 2107 | |
| 2108 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 2109 | } |
| 2110 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2111 | print_ms(ms1, true); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2112 | |
| 2113 | /* Send Packet Downlink Assignment to MS */ |
| 2114 | request_dl_rlc_block(ul_tbf, &fn); |
| 2115 | |
| 2116 | /* Ack it */ |
| 2117 | send_control_ack(ul_tbf); |
| 2118 | |
| 2119 | /* Transmit all data */ |
| 2120 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 2121 | OSMO_ASSERT(ms1->llc_queue()->size() == 0); |
| 2122 | OSMO_ASSERT(ms1->dl_tbf()); |
| 2123 | OSMO_ASSERT(ms1->dl_tbf()->state_is(GPRS_RLCMAC_FINISHED)); |
| 2124 | |
| 2125 | dl_tbf1 = ms1->dl_tbf(); |
| 2126 | |
| 2127 | /* Send some LLC frames */ |
| 2128 | for (i = 0; i < 10; i++) { |
| 2129 | char buf[32]; |
| 2130 | int rc; |
| 2131 | |
| 2132 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 2133 | OSMO_ASSERT(rc > 0); |
| 2134 | |
| 2135 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 2136 | } |
| 2137 | |
| 2138 | /* Fake Final DL Ack/Nack */ |
| 2139 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 2140 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 2141 | |
| 2142 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2143 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 2144 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 2145 | |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 2146 | 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] | 2147 | |
| 2148 | OSMO_ASSERT(dl_tbf1->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 2149 | |
| 2150 | request_dl_rlc_block(dl_tbf1, &fn); |
| 2151 | |
| 2152 | ms2 = the_bts.ms_by_tlli(tlli1); |
| 2153 | OSMO_ASSERT(ms2 == ms1); |
| 2154 | OSMO_ASSERT(ms2->dl_tbf()); |
Neels Hofmeyr | 4ea4526 | 2016-06-08 15:27:40 +0200 | [diff] [blame] | 2155 | OSMO_ASSERT(ms2->dl_tbf()->state_is(GPRS_RLCMAC_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2156 | |
| 2157 | dl_tbf2 = ms2->dl_tbf(); |
| 2158 | |
| 2159 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 2160 | |
| 2161 | send_control_ack(dl_tbf1); |
Jacob Erlbeck | 6835cea | 2015-08-21 15:24:02 +0200 | [diff] [blame] | 2162 | OSMO_ASSERT(dl_tbf2->state_is(GPRS_RLCMAC_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2163 | |
| 2164 | /* Transmit all data */ |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2165 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 2166 | OSMO_ASSERT(ms2->llc_queue()->size() == 0); |
| 2167 | OSMO_ASSERT(ms2->dl_tbf()); |
| 2168 | OSMO_ASSERT(ms2->dl_tbf()->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2169 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2170 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2171 | } |
| 2172 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2173 | static void test_tbf_gprs_egprs() |
| 2174 | { |
| 2175 | BTS the_bts; |
| 2176 | gprs_rlcmac_bts *bts; |
| 2177 | uint8_t ts_no = 4; |
| 2178 | uint8_t ms_class = 45; |
| 2179 | int rc = 0; |
| 2180 | uint32_t tlli = 0xc0006789; |
| 2181 | const char *imsi = "001001123456789"; |
| 2182 | unsigned delay_csec = 1000; |
| 2183 | |
| 2184 | uint8_t buf[256] = {0}; |
| 2185 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2186 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2187 | |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2188 | bssgp_nsi = gprs_ns_instantiate(&gprs_bssgp_ns_cb, tall_pcu_ctx); |
| 2189 | if (!bssgp_nsi) { |
| 2190 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2191 | abort(); |
| 2192 | } |
| 2193 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2194 | bts = the_bts.bts_data(); |
| 2195 | setup_bts(&the_bts, ts_no); |
| 2196 | |
| 2197 | /* EGPRS-only */ |
| 2198 | bts->egprs_enabled = 1; |
| 2199 | |
Max | a3ff316 | 2019-03-11 14:40:21 +0100 | [diff] [blame] | 2200 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, 3234, 3234, 3234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2201 | |
| 2202 | /* Does not support EGPRS */ |
| 2203 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
| 2204 | delay_csec, buf, sizeof(buf)); |
| 2205 | |
| 2206 | OSMO_ASSERT(rc == -EBUSY); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2207 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2208 | |
| 2209 | gprs_bssgp_destroy(); |
| 2210 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2211 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2212 | static inline void ws_check(gprs_rlcmac_dl_tbf *dl_tbf, const char *test, uint8_t exp_slots, uint16_t exp_ws, |
| 2213 | bool free, bool end) |
| 2214 | { |
| 2215 | if (!dl_tbf) { |
| 2216 | fprintf(stderr, "%s(): FAILED (NULL TBF)\n", test); |
| 2217 | return; |
| 2218 | } |
| 2219 | |
| 2220 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d", |
| 2221 | dl_tbf->dl_slots(), |
| 2222 | pcu_bitcount(dl_tbf->dl_slots()), |
| 2223 | dl_tbf->window_size()); |
| 2224 | |
| 2225 | if (pcu_bitcount(dl_tbf->dl_slots()) != exp_slots || dl_tbf->window_size() != exp_ws) |
| 2226 | fprintf(stderr, "%s(): DL TBF FAILED: dl_slots = %u (exp. %u), WS = %u (exp. %u)", |
| 2227 | test, pcu_bitcount(dl_tbf->dl_slots()), 4, dl_tbf->window_size(), 128 + 4 * 64); |
| 2228 | |
| 2229 | fprintf(stderr, "\n"); |
| 2230 | |
| 2231 | if (free) |
| 2232 | tbf_free(dl_tbf); |
| 2233 | |
| 2234 | if (end) { |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2235 | fprintf(stderr, "=== end %s ===\n", test); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2236 | gprs_bssgp_destroy(); |
| 2237 | } |
| 2238 | } |
| 2239 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2240 | static void test_tbf_ws() |
| 2241 | { |
| 2242 | BTS the_bts; |
| 2243 | gprs_rlcmac_bts *bts; |
| 2244 | uint8_t ts_no = 4; |
| 2245 | uint8_t ms_class = 12; |
| 2246 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2247 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2248 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2249 | |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2250 | bssgp_nsi = gprs_ns_instantiate(&gprs_bssgp_ns_cb, tall_pcu_ctx); |
| 2251 | if (!bssgp_nsi) { |
| 2252 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2253 | abort(); |
| 2254 | } |
| 2255 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2256 | bts = the_bts.bts_data(); |
| 2257 | setup_bts(&the_bts, ts_no); |
| 2258 | |
| 2259 | bts->ws_base = 128; |
| 2260 | bts->ws_pdch = 64; |
| 2261 | bts->alloc_algorithm = alloc_algorithm_b; |
| 2262 | bts->trx[0].pdch[2].enable(); |
| 2263 | bts->trx[0].pdch[3].enable(); |
| 2264 | bts->trx[0].pdch[4].enable(); |
| 2265 | bts->trx[0].pdch[5].enable(); |
| 2266 | |
Max | a3ff316 | 2019-03-11 14:40:21 +0100 | [diff] [blame] | 2267 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, 4234, 4234, 4234, 1, 1, false, 0, 0, 0); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2268 | |
| 2269 | /* Does no support EGPRS */ |
Max | 92b7a50 | 2018-01-26 11:01:35 +0100 | [diff] [blame] | 2270 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, 0, false); |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2271 | |
| 2272 | ws_check(dl_tbf, __func__, 4, 64, true, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2273 | |
| 2274 | /* EGPRS-only */ |
| 2275 | bts->egprs_enabled = 1; |
| 2276 | |
| 2277 | /* Does support EGPRS */ |
Max | 92b7a50 | 2018-01-26 11:01:35 +0100 | [diff] [blame] | 2278 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, ms_class, false); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2279 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2280 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true, true); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2281 | } |
| 2282 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2283 | static void test_tbf_update_ws(void) |
| 2284 | { |
| 2285 | BTS the_bts; |
| 2286 | gprs_rlcmac_bts *bts; |
| 2287 | uint8_t ts_no = 4; |
| 2288 | uint8_t ms_class = 11; |
| 2289 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2290 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2291 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2292 | |
Alexander Couzens | 5c3783b | 2019-05-25 05:41:18 +0200 | [diff] [blame] | 2293 | bssgp_nsi = gprs_ns_instantiate(&gprs_bssgp_ns_cb, tall_pcu_ctx); |
| 2294 | if (!bssgp_nsi) { |
| 2295 | LOGP(DBSSGP, LOGL_ERROR, "Failed to create NS instance\n"); |
| 2296 | abort(); |
| 2297 | } |
| 2298 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2299 | bts = the_bts.bts_data(); |
| 2300 | setup_bts(&the_bts, ts_no); |
| 2301 | |
| 2302 | bts->ws_base = 128; |
| 2303 | bts->ws_pdch = 64; |
| 2304 | bts->alloc_algorithm = alloc_algorithm_b; |
| 2305 | bts->trx[0].pdch[2].enable(); |
| 2306 | bts->trx[0].pdch[3].enable(); |
| 2307 | bts->trx[0].pdch[4].enable(); |
| 2308 | bts->trx[0].pdch[5].enable(); |
| 2309 | |
Max | a3ff316 | 2019-03-11 14:40:21 +0100 | [diff] [blame] | 2310 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, 5234, 5234, 5234, 1, 1, false, 0, 0, 0); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2311 | |
| 2312 | /* EGPRS-only */ |
| 2313 | bts->egprs_enabled = 1; |
| 2314 | |
| 2315 | /* Does support EGPRS */ |
Max | 92b7a50 | 2018-01-26 11:01:35 +0100 | [diff] [blame] | 2316 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, ms_class, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2317 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2318 | ws_check(dl_tbf, __func__, 1, 128 + 1 * 64, false, false); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2319 | |
| 2320 | dl_tbf->update(); |
| 2321 | |
Aravind Sirsikar | 0ee31cf | 2016-09-15 17:54:46 +0530 | [diff] [blame] | 2322 | /* window size should be 384 */ |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2323 | ws_check(dl_tbf, __func__, 4, 128 + 4 * 64, true, true); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2324 | } |
| 2325 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2326 | static void test_tbf_puan_urbb_len(void) |
| 2327 | { |
| 2328 | BTS the_bts; |
| 2329 | int ts_no = 7; |
| 2330 | uint32_t fn = 2654218; |
| 2331 | uint16_t qta = 31; |
| 2332 | uint32_t tlli = 0xf1223344; |
| 2333 | const char *imsi = "0011223344"; |
| 2334 | uint8_t ms_class = 1; |
| 2335 | uint8_t egprs_ms_class = 1; |
| 2336 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2337 | uint8_t test_data[256]; |
| 2338 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2339 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2340 | |
| 2341 | memset(test_data, 1, sizeof(test_data)); |
| 2342 | |
| 2343 | setup_bts(&the_bts, ts_no, 4); |
| 2344 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 2345 | the_bts.bts_data()->egprs_enabled = 1; |
| 2346 | |
| 2347 | ul_tbf = puan_urbb_len_issue(&the_bts, ts_no, tlli, &fn, qta, |
| 2348 | ms_class, egprs_ms_class); |
| 2349 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2350 | print_ta_tlli(ul_tbf, true); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2351 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2352 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2353 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2354 | } |
| 2355 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2356 | static gprs_rlcmac_ul_tbf *tbf_li_decoding(BTS *the_bts, |
| 2357 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 2358 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 2359 | { |
| 2360 | GprsMs *ms; |
| 2361 | uint32_t rach_fn = *fn - 51; |
| 2362 | uint32_t sba_fn = *fn + 52; |
| 2363 | uint8_t trx_no = 0; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2364 | int tfi = 0; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2365 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 2366 | struct gprs_rlcmac_pdch *pdch; |
| 2367 | gprs_rlcmac_bts *bts; |
| 2368 | RlcMacUplink_t ulreq = {0}; |
| 2369 | struct pcu_l1_meas meas; |
| 2370 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 2371 | GprsCodingScheme cs; |
| 2372 | Packet_Resource_Request_t *presreq = NULL; |
| 2373 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 2374 | Multislot_capability_t *pmultislotcap = NULL; |
| 2375 | |
| 2376 | meas.set_rssi(31); |
| 2377 | bts = the_bts->bts_data(); |
| 2378 | |
| 2379 | /* needed to set last_rts_fn in the PDCH object */ |
| 2380 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 2381 | |
| 2382 | /* |
| 2383 | * simulate RACH, this sends an Immediate |
| 2384 | * Assignment Uplink on the AGCH |
| 2385 | */ |
| 2386 | the_bts->rcv_rach(0x73, rach_fn, qta, 0, GSM_L1_BURST_TYPE_ACCESS_0); |
| 2387 | |
| 2388 | /* get next free TFI */ |
| 2389 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 2390 | |
| 2391 | /* fake a resource request */ |
| 2392 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 2393 | presreq = &ulreq.u.Packet_Resource_Request; |
| 2394 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 2395 | presreq->ID.UnionType = 1; /* != 0 */ |
| 2396 | presreq->ID.u.TLLI = tlli; |
| 2397 | presreq->Exist_MS_Radio_Access_capability = 1; |
| 2398 | pmsradiocap = &presreq->MS_Radio_Access_capability; |
| 2399 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 2400 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 2401 | Exist_Multislot_capability = 1; |
| 2402 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 2403 | u.Content.Multislot_capability; |
| 2404 | |
| 2405 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 2406 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 2407 | if (egprs_ms_class) { |
| 2408 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 2409 | pmultislotcap->EGPRS_multislot_class = ms_class; |
| 2410 | } |
| 2411 | |
| 2412 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 2413 | |
| 2414 | /* check the TBF */ |
| 2415 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 2416 | OSMO_ASSERT(ul_tbf); |
| 2417 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 2418 | |
| 2419 | /* send packet uplink assignment */ |
| 2420 | *fn = sba_fn; |
| 2421 | request_dl_rlc_block(ul_tbf, fn); |
| 2422 | |
| 2423 | /* send real acknowledgement */ |
| 2424 | send_control_ack(ul_tbf); |
| 2425 | |
| 2426 | check_tbf(ul_tbf); |
| 2427 | |
| 2428 | uint8_t data_msg[49] = {0}; |
| 2429 | |
| 2430 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 2431 | |
| 2432 | ms = the_bts->ms_by_tlli(tlli); |
| 2433 | OSMO_ASSERT(ms != NULL); |
| 2434 | OSMO_ASSERT(ms->ta() == qta/4); |
| 2435 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 2436 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 2437 | cs = MCS4; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2438 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 2439 | egprs3->si = 0; |
| 2440 | egprs3->r = 1; |
| 2441 | egprs3->cv = 7; |
| 2442 | egprs3->tfi_hi = tfi & 0x03; |
| 2443 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 2444 | egprs3->bsn1_hi = 0; |
| 2445 | egprs3->bsn1_lo = 0; |
| 2446 | egprs3->cps_hi = 1; |
| 2447 | data_msg[3] = 0xff; |
| 2448 | egprs3->pi = 0; |
| 2449 | egprs3->cps_lo = 1; |
| 2450 | egprs3->rsb = 0; |
| 2451 | egprs3->spb = 0; |
| 2452 | egprs3->pi = 0; |
| 2453 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2454 | |
| 2455 | egprs3->bsn1_hi = 1; |
| 2456 | egprs3->bsn1_lo = 0; |
| 2457 | data_msg[3] = 0x7f; |
| 2458 | egprs3->cps_lo = 1; |
| 2459 | egprs3->rsb = 0; |
| 2460 | egprs3->spb = 0; |
| 2461 | egprs3->pi = 0; |
| 2462 | data_msg[4] = 0x2; |
| 2463 | data_msg[5] = 0x0; |
| 2464 | pdch->rcv_block(data_msg, 49, *fn, &meas); |
| 2465 | |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 2466 | OSMO_ASSERT(ul_tbf->m_llc.m_index == 43); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2467 | |
| 2468 | return ul_tbf; |
| 2469 | } |
| 2470 | |
| 2471 | static void test_tbf_li_decoding(void) |
| 2472 | { |
| 2473 | BTS the_bts; |
| 2474 | int ts_no = 7; |
| 2475 | uint32_t fn = 2654218; |
| 2476 | uint16_t qta = 31; |
| 2477 | uint32_t tlli = 0xf1223344; |
| 2478 | const char *imsi = "0011223344"; |
| 2479 | uint8_t ms_class = 1; |
| 2480 | uint8_t egprs_ms_class = 1; |
| 2481 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2482 | uint8_t test_data[256]; |
| 2483 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2484 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2485 | |
| 2486 | memset(test_data, 1, sizeof(test_data)); |
| 2487 | |
| 2488 | setup_bts(&the_bts, ts_no, 4); |
| 2489 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 2490 | the_bts.bts_data()->egprs_enabled = 1; |
| 2491 | |
| 2492 | ul_tbf = tbf_li_decoding(&the_bts, ts_no, tlli, &fn, qta, |
| 2493 | ms_class, egprs_ms_class); |
| 2494 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2495 | print_ta_tlli(ul_tbf, true); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2496 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2497 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2498 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 2499 | } |
| 2500 | |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2501 | /* |
| 2502 | * Test that a bit within the uncompressed bitmap whose BSN is not within |
| 2503 | * the transmit window shall be ignored. See section 9.1.8.2.4 of 44.060 |
| 2504 | * version 7.27.0 Release 7. |
| 2505 | */ |
| 2506 | static void test_tbf_epdan_out_of_rx_window(void) |
| 2507 | { |
| 2508 | BTS the_bts; |
| 2509 | gprs_rlcmac_bts *bts; |
| 2510 | uint8_t ms_class = 11; |
| 2511 | uint8_t egprs_ms_class = 11; |
| 2512 | uint8_t trx_no; |
| 2513 | uint32_t tlli = 0xffeeddcc; |
| 2514 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2515 | int ts_no = 4; |
| 2516 | bitvec *block; |
| 2517 | uint8_t bits_data[RLC_EGPRS_MAX_WS/8]; |
| 2518 | bitvec bits; |
| 2519 | int bsn_begin, bsn_end; |
| 2520 | EGPRS_PD_AckNack_t *ack_nack; |
| 2521 | RlcMacUplink_t ul_control_block; |
| 2522 | gprs_rlc_v_b *prlcmvb; |
| 2523 | gprs_rlc_dl_window *prlcdlwindow; |
| 2524 | |
aravind sirsikar | cc4214a | 2016-12-09 16:12:42 +0530 | [diff] [blame] | 2525 | memset(&ul_control_block, 0, sizeof(RlcMacUplink_t)); |
| 2526 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2527 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2528 | |
| 2529 | bts = the_bts.bts_data(); |
| 2530 | |
| 2531 | setup_bts(&the_bts, ts_no); |
| 2532 | bts->dl_tbf_idle_msec = 200; |
| 2533 | bts->egprs_enabled = 1; |
| 2534 | /* ARQ II */ |
| 2535 | bts->dl_arq_type = EGPRS_ARQ2; |
| 2536 | |
| 2537 | /* |
| 2538 | * Simulate a message captured during over-the-air testing, |
| 2539 | * where the following values were observed: |
| 2540 | * v_a = 1176, vs = 1288, max sns = 2048, window size = 480. |
| 2541 | */ |
| 2542 | uint8_t data_msg[23] = {0x40, 0x20, 0x0b, 0xff, 0xd1, |
| 2543 | 0x61, 0x00, 0x3e, 0x0e, 0x51, 0x9f, |
| 2544 | 0xff, 0xff, 0xfb, 0x80, 0x00, 0x00, |
| 2545 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| 2546 | |
| 2547 | dl_tbf = create_dl_tbf(&the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2548 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 2549 | prlcdlwindow = dl_tbf->window(); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2550 | prlcmvb = &prlcdlwindow->m_v_b; |
| 2551 | prlcdlwindow->m_v_s = 1288; |
| 2552 | prlcdlwindow->m_v_a = 1176; |
| 2553 | prlcdlwindow->set_sns(2048); |
| 2554 | prlcdlwindow->set_ws(480); |
| 2555 | prlcmvb->mark_unacked(1176); |
| 2556 | prlcmvb->mark_unacked(1177); |
| 2557 | prlcmvb->mark_unacked(1286); |
| 2558 | prlcmvb->mark_unacked(1287); |
| 2559 | |
| 2560 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2561 | |
Alexander Couzens | ccde5c9 | 2017-02-04 03:10:08 +0100 | [diff] [blame] | 2562 | block = bitvec_alloc(23, tall_pcu_ctx); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2563 | |
| 2564 | bitvec_unpack(block, data_msg); |
| 2565 | |
| 2566 | bits.data = bits_data; |
| 2567 | bits.data_len = sizeof(bits_data); |
| 2568 | bits.cur_bit = 0; |
| 2569 | |
| 2570 | decode_gsm_rlcmac_uplink(block, &ul_control_block); |
| 2571 | |
| 2572 | ack_nack = &ul_control_block.u.Egprs_Packet_Downlink_Ack_Nack; |
| 2573 | |
| 2574 | OSMO_ASSERT(prlcmvb->is_unacked(1176)); |
| 2575 | OSMO_ASSERT(prlcmvb->is_unacked(1177)); |
| 2576 | OSMO_ASSERT(prlcmvb->is_unacked(1286)); |
| 2577 | OSMO_ASSERT(prlcmvb->is_unacked(1287)); |
| 2578 | |
| 2579 | Decoding::decode_egprs_acknack_bits( |
| 2580 | &ack_nack->EGPRS_AckNack.Desc, &bits, |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 2581 | &bsn_begin, &bsn_end, dl_tbf->window()); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2582 | |
| 2583 | dl_tbf->rcvd_dl_ack( |
| 2584 | ack_nack->EGPRS_AckNack.Desc.FINAL_ACK_INDICATION, |
| 2585 | bsn_begin, &bits); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2586 | |
aravind sirsikar | fb41afa | 2016-11-02 15:48:00 +0530 | [diff] [blame] | 2587 | OSMO_ASSERT(prlcmvb->is_invalid(1176)); |
| 2588 | OSMO_ASSERT(prlcmvb->is_invalid(1177)); |
| 2589 | OSMO_ASSERT(prlcmvb->is_acked(1286)); |
| 2590 | OSMO_ASSERT(prlcmvb->is_acked(1287)); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2591 | |
| 2592 | bitvec_free(block); |
| 2593 | tbf_free(dl_tbf); |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2594 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 2595 | } |
| 2596 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2597 | static void test_tbf_egprs_two_phase_spb(void) |
| 2598 | { |
| 2599 | BTS the_bts; |
| 2600 | int ts_no = 7; |
| 2601 | uint32_t fn = 2654218; |
| 2602 | uint16_t qta = 31; |
| 2603 | uint32_t tlli = 0xf1223344; |
| 2604 | const char *imsi = "0011223344"; |
| 2605 | uint8_t ms_class = 1; |
| 2606 | uint8_t egprs_ms_class = 1; |
| 2607 | gprs_rlcmac_ul_tbf *ul_tbf; |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2608 | uint8_t test_data[256]; |
| 2609 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2610 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2611 | |
| 2612 | memset(test_data, 1, sizeof(test_data)); |
| 2613 | |
| 2614 | setup_bts(&the_bts, ts_no, 4); |
| 2615 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 2616 | the_bts.bts_data()->egprs_enabled = 1; |
| 2617 | |
| 2618 | ul_tbf = establish_ul_tbf_two_phase_spb(&the_bts, ts_no, tlli, &fn, qta, |
| 2619 | ms_class, egprs_ms_class); |
| 2620 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2621 | print_ta_tlli(ul_tbf, true); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2622 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2623 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2624 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2625 | } |
| 2626 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2627 | static void test_tbf_egprs_two_phase() |
| 2628 | { |
| 2629 | BTS the_bts; |
| 2630 | int ts_no = 7; |
| 2631 | uint32_t fn = 2654218; |
| 2632 | uint16_t qta = 31; |
| 2633 | uint32_t tlli = 0xf1223344; |
| 2634 | const char *imsi = "0011223344"; |
| 2635 | uint8_t ms_class = 1; |
| 2636 | uint8_t egprs_ms_class = 1; |
| 2637 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2638 | uint8_t test_data[256]; |
| 2639 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2640 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2641 | |
| 2642 | memset(test_data, 1, sizeof(test_data)); |
| 2643 | |
| 2644 | setup_bts(&the_bts, ts_no, 4); |
| 2645 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 2646 | the_bts.bts_data()->egprs_enabled = 1; |
| 2647 | |
| 2648 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 2649 | ms_class, egprs_ms_class); |
| 2650 | |
Max | 4c112dc | 2018-02-01 16:49:23 +0100 | [diff] [blame] | 2651 | print_ta_tlli(ul_tbf, true); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2652 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 2653 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2654 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2655 | } |
| 2656 | |
| 2657 | static void establish_and_use_egprs_dl_tbf(BTS *the_bts, int mcs) |
| 2658 | { |
| 2659 | unsigned i; |
| 2660 | uint8_t ms_class = 11; |
| 2661 | uint8_t egprs_ms_class = 11; |
| 2662 | uint32_t fn = 0; |
| 2663 | uint8_t trx_no; |
| 2664 | uint32_t tlli = 0xffeeddcc; |
| 2665 | uint8_t test_data[512]; |
| 2666 | |
| 2667 | uint8_t rbb[64/8]; |
| 2668 | |
| 2669 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2670 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2671 | fprintf(stderr, "Testing MCS-%d\n", mcs); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2672 | |
| 2673 | memset(test_data, 1, sizeof(test_data)); |
| 2674 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 2675 | |
| 2676 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2677 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2678 | |
| 2679 | for (i = 0; i < sizeof(llc_data); i++) |
| 2680 | llc_data[i] = i%256; |
| 2681 | |
| 2682 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2683 | |
| 2684 | /* Schedule a small LLC frame */ |
| 2685 | dl_tbf->append_data(ms_class, 1000, test_data, 10); |
| 2686 | |
| 2687 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2688 | |
| 2689 | /* Drain the queue */ |
| 2690 | while (dl_tbf->have_data()) |
| 2691 | /* Request to send one RLC/MAC block */ |
| 2692 | request_dl_rlc_block(dl_tbf, &fn); |
| 2693 | |
| 2694 | /* Schedule a large LLC frame */ |
| 2695 | dl_tbf->append_data(ms_class, 1000, test_data, sizeof(test_data)); |
| 2696 | |
| 2697 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2698 | |
| 2699 | /* Drain the queue */ |
| 2700 | while (dl_tbf->have_data()) |
| 2701 | /* Request to send one RLC/MAC block */ |
| 2702 | request_dl_rlc_block(dl_tbf, &fn); |
| 2703 | |
| 2704 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2705 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2706 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2707 | |
| 2708 | /* Clean up and ensure tbfs are in the correct state */ |
| 2709 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 2710 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2711 | check_tbf(dl_tbf); |
| 2712 | tbf_free(dl_tbf); |
| 2713 | } |
| 2714 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2715 | static gprs_rlcmac_dl_tbf *tbf_init(BTS *the_bts, |
| 2716 | int mcs) |
| 2717 | { |
| 2718 | unsigned i; |
| 2719 | uint8_t ms_class = 11; |
| 2720 | uint8_t egprs_ms_class = 11; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2721 | uint8_t trx_no; |
| 2722 | uint32_t tlli = 0xffeeddcc; |
| 2723 | uint8_t test_data[512]; |
| 2724 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2725 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2726 | |
| 2727 | memset(test_data, 1, sizeof(test_data)); |
| 2728 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 2729 | |
| 2730 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2731 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2732 | |
| 2733 | for (i = 0; i < sizeof(test_data); i++) |
| 2734 | test_data[i] = i%256; |
| 2735 | |
| 2736 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2737 | |
| 2738 | /* Schedule a LLC frame |
| 2739 | * passing only 100 bytes, since it is enough to construct |
| 2740 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2741 | * cases |
| 2742 | */ |
| 2743 | dl_tbf->append_data(ms_class, 1000, test_data, 100); |
| 2744 | |
| 2745 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2746 | |
| 2747 | return dl_tbf; |
| 2748 | |
| 2749 | } |
| 2750 | |
| 2751 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2752 | { |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2753 | uint8_t rbb[64/8]; |
| 2754 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2755 | RCV_ACK(true, dl_tbf, rbb); /* Receive a final ACK */ |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2756 | |
| 2757 | /* Clean up and ensure tbfs are in the correct state */ |
| 2758 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Max | 0e59980 | 2018-01-23 20:09:06 +0100 | [diff] [blame] | 2759 | TBF_SET_ASS_STATE_DL(dl_tbf, GPRS_RLCMAC_DL_ASS_NONE); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2760 | check_tbf(dl_tbf); |
| 2761 | tbf_free(dl_tbf); |
| 2762 | |
| 2763 | } |
| 2764 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2765 | #define NACK(tbf, x) do { \ |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 2766 | tbf->window()->m_v_b.mark_nacked(x); \ |
| 2767 | OSMO_ASSERT(tbf->window()->m_v_b.is_nacked(x)); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2768 | } while(0) |
| 2769 | |
| 2770 | #define CHECK_UNACKED(tbf, cs, bsn) do { \ |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 2771 | OSMO_ASSERT(tbf->window()->m_v_b.is_unacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2772 | OSMO_ASSERT(mcs_chan_code(tbf->m_rlc.block(bsn)->cs_current_trans) == cs - 1); \ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2773 | } while(0) |
| 2774 | |
| 2775 | #define CHECK_NACKED(tbf, cs, bsn) do { \ |
Max | ea98b7d | 2018-01-04 15:13:27 +0100 | [diff] [blame] | 2776 | OSMO_ASSERT(tbf->window()->m_v_b.is_nacked(bsn)); \ |
Max | 898dddb | 2019-03-12 15:50:57 +0100 | [diff] [blame] | 2777 | 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] | 2778 | } while(0) |
| 2779 | |
| 2780 | #define MAKE_ACKED(m, tbf, fn, cs, check_unacked) do { \ |
| 2781 | m = tbf->create_dl_acked_block(fn, tbf->control_ts); \ |
| 2782 | OSMO_ASSERT(m); \ |
| 2783 | if (check_unacked) \ |
| 2784 | CHECK_UNACKED(tbf, cs, 0); \ |
| 2785 | else \ |
| 2786 | CHECK_NACKED(tbf, cs, 0); \ |
| 2787 | } while(0) |
| 2788 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2789 | static void egprs_spb_to_normal_validation(BTS *the_bts, |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2790 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2791 | { |
| 2792 | uint32_t fn = 0; |
| 2793 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2794 | uint16_t bsn1, bsn2, bsn3; |
| 2795 | struct msgb *msg; |
| 2796 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2797 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2798 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2799 | 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] | 2800 | |
| 2801 | dl_tbf = tbf_init(the_bts, mcs); |
| 2802 | |
| 2803 | /* |
| 2804 | * Table 10.4.8a.3.1 of 44.060. |
| 2805 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2806 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2807 | */ |
| 2808 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2809 | return; |
| 2810 | |
| 2811 | fn = fn_add_blocks(fn, 1); |
| 2812 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2813 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2814 | |
| 2815 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2816 | bsn1 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2817 | |
| 2818 | NACK(dl_tbf, 0); |
| 2819 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2820 | OSMO_ASSERT(bsn1 == 0); |
| 2821 | |
| 2822 | dl_tbf->ms()->set_current_cs_dl |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 2823 | (static_cast < CodingScheme > |
| 2824 | (CS4 + demanded_mcs)); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2825 | |
| 2826 | fn = fn_add_blocks(fn, 1); |
| 2827 | |
| 2828 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2829 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2830 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2831 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2832 | |
| 2833 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2834 | OSMO_ASSERT(egprs3->spb == 2); |
| 2835 | |
| 2836 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2837 | OSMO_ASSERT(egprs3->cps == 3); |
| 2838 | |
| 2839 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2840 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2841 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2842 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2843 | |
| 2844 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2845 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2846 | OSMO_ASSERT(egprs3->spb == 3); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2847 | bsn2 = (egprs3->bsn1_hi << 9) | (egprs3->bsn1_mid << 1) | (egprs3->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2848 | OSMO_ASSERT(bsn2 == bsn1); |
| 2849 | |
| 2850 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2851 | OSMO_ASSERT(egprs3->cps == 3); |
| 2852 | |
| 2853 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
| 2854 | dl_tbf->ms()->set_current_cs_dl |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 2855 | (static_cast < CodingScheme > |
| 2856 | (CS4 + mcs)); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2857 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2858 | NACK(dl_tbf, 0); |
| 2859 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2860 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2861 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2862 | |
| 2863 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2864 | OSMO_ASSERT(egprs2->cps == 0); |
Max | b4d368b | 2017-12-01 17:54:39 +0100 | [diff] [blame] | 2865 | bsn3 = (egprs2->bsn1_hi << 9) | (egprs2->bsn1_mid << 1) | (egprs2->bsn1_lo); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2866 | OSMO_ASSERT(bsn3 == bsn2); |
| 2867 | |
| 2868 | tbf_cleanup(dl_tbf); |
| 2869 | } |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 2870 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2871 | 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] | 2872 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2873 | { |
| 2874 | uint32_t fn = 0; |
| 2875 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2876 | struct msgb *msg; |
| 2877 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2878 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2879 | 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] | 2880 | |
| 2881 | dl_tbf = tbf_init(the_bts, mcs); |
| 2882 | |
| 2883 | /* |
| 2884 | * Table 10.4.8a.3.1 of 44.060. |
| 2885 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2886 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2887 | */ |
| 2888 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 2889 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2890 | * dated 2016-02-07 23:45:40 (UTC) |
| 2891 | */ |
| 2892 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 2893 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 2894 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 2895 | return; |
| 2896 | |
| 2897 | fn = fn_add_blocks(fn, 1); |
| 2898 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2899 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2900 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2901 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2902 | |
| 2903 | dl_tbf->ms()->set_current_cs_dl |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 2904 | (static_cast < CodingScheme > |
| 2905 | (CS4 + demanded_mcs)); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2906 | |
| 2907 | fn = fn_add_blocks(fn, 1); |
| 2908 | |
| 2909 | /* Send first segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2910 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, false); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2911 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2912 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2913 | |
| 2914 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2915 | OSMO_ASSERT(egprs3->spb == 2); |
| 2916 | |
| 2917 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2918 | switch (demanded_mcs) { |
| 2919 | case 3: |
| 2920 | OSMO_ASSERT(egprs3->cps == 3); |
| 2921 | break; |
| 2922 | case 2: |
| 2923 | OSMO_ASSERT(egprs3->cps == 9); |
| 2924 | break; |
| 2925 | case 1: |
| 2926 | OSMO_ASSERT(egprs3->cps == 11); |
| 2927 | break; |
| 2928 | default: |
| 2929 | OSMO_ASSERT(false); |
| 2930 | break; |
| 2931 | } |
| 2932 | |
| 2933 | /* Send second segment with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2934 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2935 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2936 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2937 | |
| 2938 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2939 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2940 | OSMO_ASSERT(egprs3->spb == 3); |
| 2941 | |
| 2942 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2943 | switch (demanded_mcs) { |
| 2944 | case 3: |
| 2945 | OSMO_ASSERT(egprs3->cps == 3); |
| 2946 | break; |
| 2947 | case 2: |
| 2948 | OSMO_ASSERT(egprs3->cps == 9); |
| 2949 | break; |
| 2950 | case 1: |
| 2951 | OSMO_ASSERT(egprs3->cps == 11); |
| 2952 | break; |
| 2953 | default: |
| 2954 | OSMO_ASSERT(false); |
| 2955 | break; |
| 2956 | } |
| 2957 | tbf_cleanup(dl_tbf); |
| 2958 | } |
| 2959 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2960 | 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] | 2961 | unsigned int mcs, unsigned int demanded_mcs) |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2962 | { |
| 2963 | uint32_t fn = 0; |
| 2964 | gprs_rlcmac_dl_tbf *dl_tbf; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2965 | struct msgb *msg; |
| 2966 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 2967 | fprintf(stderr, "Testing retx for MCS %u - %u\n", mcs, demanded_mcs); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2968 | |
| 2969 | dl_tbf = tbf_init(the_bts, mcs); |
| 2970 | |
| 2971 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 2972 | * The MCS transition are referred from table Table 8.1.1.2 |
| 2973 | * of TS 44.060 |
| 2974 | */ |
| 2975 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 2976 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2977 | * dated 2016-02-07 23:45:40 (UTC) |
| 2978 | */ |
| 2979 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 2980 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 2981 | fn = fn_add_blocks(fn, 1); |
| 2982 | /* Send 2 RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2983 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 2984 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2985 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 2986 | NACK(dl_tbf, 0); |
| 2987 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2988 | |
| 2989 | /* Set the demanded MCS to demanded_mcs */ |
| 2990 | dl_tbf->ms()->set_current_cs_dl |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 2991 | (static_cast < CodingScheme > |
| 2992 | (CS4 + demanded_mcs)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2993 | |
| 2994 | fn = fn_add_blocks(fn, 1); |
| 2995 | /* Retransmit the first RLC data block 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_NACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2998 | |
| 2999 | fn = fn_add_blocks(fn, 1); |
| 3000 | /* Retransmit the second RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3001 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3002 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3003 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 3004 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 3005 | fn = fn_add_blocks(fn, 1); |
| 3006 | /* Send first RLC data block BSN 0 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3007 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3008 | |
| 3009 | fn = fn_add_blocks(fn, 1); |
| 3010 | /* Send second RLC data block BSN 1 */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3011 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3012 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3013 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3014 | NACK(dl_tbf, 0); |
| 3015 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3016 | |
| 3017 | dl_tbf->ms()->set_current_cs_dl |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 3018 | (static_cast < CodingScheme > |
| 3019 | (CS4 + demanded_mcs)); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3020 | |
| 3021 | fn = fn_add_blocks(fn, 1); |
| 3022 | /* Send first, second RLC data blocks with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3023 | MAKE_ACKED(msg, dl_tbf, fn, demanded_mcs, true); |
| 3024 | CHECK_UNACKED(dl_tbf, demanded_mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3025 | } else if (mcs > 6) { |
| 3026 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 3027 | fn = fn_add_blocks(fn, 1); |
| 3028 | /* Send first,second RLC data blocks */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3029 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3030 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3031 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3032 | NACK(dl_tbf, 0); |
| 3033 | NACK(dl_tbf, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3034 | |
| 3035 | fn = fn_add_blocks(fn, 1); |
| 3036 | /* Send first,second RLC data blocks with demanded_mcs*/ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3037 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
| 3038 | CHECK_UNACKED(dl_tbf, mcs, 1); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3039 | } else { |
| 3040 | |
| 3041 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 3042 | fn = fn_add_blocks(fn, 1); |
| 3043 | /* Send first RLC data block */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3044 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3045 | |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3046 | NACK(dl_tbf, 0); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3047 | |
| 3048 | fn = fn_add_blocks(fn, 1); |
| 3049 | /* Send first RLC data block with demanded_mcs */ |
Max | 7d32f55 | 2017-12-15 11:25:14 +0100 | [diff] [blame] | 3050 | MAKE_ACKED(msg, dl_tbf, fn, mcs, true); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3051 | } |
| 3052 | |
| 3053 | tbf_cleanup(dl_tbf); |
| 3054 | } |
| 3055 | |
| 3056 | static void test_tbf_egprs_retx_dl(void) |
| 3057 | { |
| 3058 | BTS the_bts; |
| 3059 | gprs_rlcmac_bts *bts; |
| 3060 | uint8_t ts_no = 4; |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3061 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3062 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3063 | |
| 3064 | bts = the_bts.bts_data(); |
| 3065 | bts->cs_downgrade_threshold = 0; |
| 3066 | setup_bts(&the_bts, ts_no); |
| 3067 | bts->dl_tbf_idle_msec = 200; |
| 3068 | bts->egprs_enabled = 1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3069 | /* ARQ II */ |
| 3070 | bts->dl_arq_type = EGPRS_ARQ2; |
| 3071 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3072 | |
| 3073 | /* First parameter is current MCS, second one is demanded_mcs */ |
| 3074 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 6); |
| 3075 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 1, 9); |
| 3076 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 2, 8); |
| 3077 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 5, 7); |
| 3078 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 9); |
| 3079 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 7, 5); |
| 3080 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 9, 6); |
| 3081 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3082 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3083 | } |
| 3084 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3085 | static void test_tbf_egprs_spb_dl(void) |
| 3086 | { |
| 3087 | BTS the_bts; |
| 3088 | gprs_rlcmac_bts *bts; |
| 3089 | uint8_t ts_no = 4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3090 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3091 | fprintf(stderr, "=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3092 | |
| 3093 | bts = the_bts.bts_data(); |
| 3094 | bts->cs_downgrade_threshold = 0; |
| 3095 | setup_bts(&the_bts, ts_no); |
| 3096 | bts->dl_tbf_idle_msec = 200; |
| 3097 | bts->egprs_enabled = 1; |
| 3098 | |
| 3099 | /* ARQ I resegmentation support */ |
| 3100 | bts->dl_arq_type = EGPRS_ARQ1; |
| 3101 | |
| 3102 | /* |
| 3103 | * First parameter is current MCS, second one is demanded_mcs |
| 3104 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 3105 | * rest scenarios has been integration tested |
| 3106 | */ |
| 3107 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 6, 3); |
| 3108 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 5, 2); |
| 3109 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 4, 1); |
| 3110 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
| 3111 | egprs_spb_to_normal_validation(&the_bts, 6, 3); |
| 3112 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3113 | fprintf(stderr, "=== end %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3114 | } |
| 3115 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3116 | static void test_tbf_egprs_dl() |
| 3117 | { |
| 3118 | BTS the_bts; |
| 3119 | gprs_rlcmac_bts *bts; |
| 3120 | uint8_t ts_no = 4; |
| 3121 | int i; |
| 3122 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3123 | fprintf(stderr, "=== start %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3124 | |
| 3125 | bts = the_bts.bts_data(); |
| 3126 | |
| 3127 | setup_bts(&the_bts, ts_no); |
| 3128 | bts->dl_tbf_idle_msec = 200; |
| 3129 | bts->egprs_enabled = 1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3130 | /* ARQ II */ |
| 3131 | bts->dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3132 | |
| 3133 | for (i = 1; i <= 9; i++) |
| 3134 | establish_and_use_egprs_dl_tbf(&the_bts, i); |
| 3135 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3136 | fprintf(stderr, "=== end %s ===\n", __func__); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3137 | } |
| 3138 | |
| 3139 | |
| 3140 | |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3141 | static void test_packet_access_rej_prr_no_other_tbfs() |
| 3142 | { |
| 3143 | BTS the_bts; |
| 3144 | uint32_t fn = 2654218; |
| 3145 | int ts_no = 7; |
| 3146 | uint8_t trx_no = 0; |
| 3147 | uint32_t tlli = 0xffeeddcc; |
| 3148 | struct gprs_rlcmac_ul_tbf *ul_tbf = NULL; |
| 3149 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3150 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3151 | |
| 3152 | setup_bts(&the_bts, ts_no, 4); |
| 3153 | |
| 3154 | int rc = 0; |
| 3155 | |
| 3156 | ul_tbf = handle_tbf_reject(the_bts.bts_data(), NULL, tlli, |
| 3157 | trx_no, ts_no); |
| 3158 | |
| 3159 | OSMO_ASSERT(ul_tbf != 0); |
| 3160 | |
| 3161 | /* trigger packet access reject */ |
| 3162 | uint8_t bn = fn2bn(fn); |
| 3163 | |
| 3164 | rc = gprs_rlcmac_rcv_rts_block(the_bts.bts_data(), |
| 3165 | trx_no, ts_no, fn, bn); |
| 3166 | |
| 3167 | OSMO_ASSERT(rc == 0); |
| 3168 | |
| 3169 | ul_tbf->handle_timeout(); |
| 3170 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3171 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3172 | } |
| 3173 | |
| 3174 | static void test_packet_access_rej_prr() |
| 3175 | { |
| 3176 | BTS the_bts; |
| 3177 | uint32_t fn = 2654218; |
| 3178 | uint16_t qta = 31; |
| 3179 | int ts_no = 7; |
| 3180 | uint8_t trx_no = 0; |
| 3181 | RlcMacUplink_t ulreq = {0}; |
| 3182 | Packet_Resource_Request_t *presreq = NULL; |
| 3183 | uint8_t ms_class = 11; |
| 3184 | uint8_t egprs_ms_class = 11; |
| 3185 | uint32_t rach_fn = fn - 51; |
| 3186 | uint32_t sba_fn = fn + 52; |
| 3187 | uint32_t tlli = 0xffeeddcc; |
| 3188 | MS_Radio_Access_capability_t *pmsradiocap = NULL; |
| 3189 | Multislot_capability_t *pmultislotcap = NULL; |
| 3190 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3191 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3192 | |
| 3193 | setup_bts(&the_bts, ts_no, 4); |
| 3194 | |
| 3195 | int rc = 0; |
| 3196 | |
| 3197 | /* |
| 3198 | * Trigger rach till resources(USF) exhaust |
| 3199 | */ |
| 3200 | rc = the_bts.rcv_rach(0x78, rach_fn, qta, 0, |
| 3201 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3202 | rc = the_bts.rcv_rach(0x79, rach_fn, qta, 0, |
| 3203 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3204 | rc = the_bts.rcv_rach(0x7a, rach_fn, qta, 0, |
| 3205 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3206 | rc = the_bts.rcv_rach(0x7b, rach_fn, qta, 0, |
| 3207 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3208 | rc = the_bts.rcv_rach(0x7c, rach_fn, qta, 0, |
| 3209 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3210 | rc = the_bts.rcv_rach(0x7d, rach_fn, qta, 0, |
| 3211 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3212 | rc = the_bts.rcv_rach(0x7e, rach_fn, qta, 0, |
| 3213 | GSM_L1_BURST_TYPE_ACCESS_0); |
| 3214 | |
| 3215 | /* fake a resource request */ |
| 3216 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 3217 | presreq = &ulreq.u.Packet_Resource_Request; |
| 3218 | presreq->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 3219 | presreq->ID.UnionType = 1; /* != 0 */ |
| 3220 | presreq->ID.u.TLLI = tlli; |
| 3221 | presreq->Exist_MS_Radio_Access_capability = 1; |
| 3222 | pmsradiocap = &presreq->MS_Radio_Access_capability; |
| 3223 | pmsradiocap->Count_MS_RA_capability_value = 1; |
| 3224 | pmsradiocap->MS_RA_capability_value[0].u.Content. |
| 3225 | Exist_Multislot_capability = 1; |
| 3226 | pmultislotcap = &pmsradiocap->MS_RA_capability_value[0]. |
| 3227 | u.Content.Multislot_capability; |
| 3228 | |
| 3229 | pmultislotcap->Exist_GPRS_multislot_class = 1; |
| 3230 | pmultislotcap->GPRS_multislot_class = ms_class; |
| 3231 | if (egprs_ms_class) { |
| 3232 | pmultislotcap->Exist_EGPRS_multislot_class = 1; |
| 3233 | pmultislotcap->EGPRS_multislot_class = egprs_ms_class; |
| 3234 | } |
| 3235 | |
| 3236 | send_ul_mac_block(&the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 3237 | |
| 3238 | /* trigger packet access reject */ |
| 3239 | uint8_t bn = fn2bn(fn); |
| 3240 | |
| 3241 | rc = gprs_rlcmac_rcv_rts_block(the_bts.bts_data(), |
| 3242 | trx_no, ts_no, fn, bn); |
| 3243 | |
| 3244 | OSMO_ASSERT(rc == 0); |
| 3245 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3246 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3247 | } |
| 3248 | |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3249 | void test_packet_access_rej_epdan() |
| 3250 | { |
| 3251 | BTS the_bts; |
| 3252 | uint32_t tlli = 0xffeeddcc; |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3253 | static uint8_t exp[] = { 0x40, 0x84, 0x7f, 0xf7, 0x6e, 0xe6, 0x41, 0x4b, |
| 3254 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, |
| 3255 | 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b |
| 3256 | }; |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3257 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3258 | fprintf(stderr, "=== start %s ===\n", __func__); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3259 | setup_bts(&the_bts, 4); |
| 3260 | static gprs_rlcmac_dl_tbf *dl_tbf = tbf_init(&the_bts, 1); |
| 3261 | |
| 3262 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 3263 | |
| 3264 | struct msgb *msg = dl_tbf->create_packet_access_reject(); |
| 3265 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3266 | fprintf(stderr, "packet reject: %s\n", |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3267 | osmo_hexdump(msg->data, 23)); |
| 3268 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3269 | if (!msgb_eq_data_print(msg, exp, GSM_MACBLOCK_LEN)) |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3270 | fprintf(stderr, "%s test failed!\n", __func__); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 3271 | |
Pau Espin Pedrol | 474dc77 | 2019-09-09 14:09:48 +0200 | [diff] [blame] | 3272 | fprintf(stderr, "=== end %s ===\n", __func__); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3273 | |
| 3274 | } |
| 3275 | |
| 3276 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3277 | int main(int argc, char **argv) |
| 3278 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3279 | struct vty_app_info pcu_vty_info = {0}; |
| 3280 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3281 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 3282 | if (!tall_pcu_ctx) |
| 3283 | abort(); |
| 3284 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 3285 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 3286 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3287 | log_set_use_color(osmo_stderr_target, 0); |
| 3288 | log_set_print_filename(osmo_stderr_target, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3289 | bssgp_set_log_ss(DBSSGP); |
Max | fdd79e9 | 2018-01-24 11:04:59 +0100 | [diff] [blame] | 3290 | log_parse_category_mask(osmo_stderr_target, "DRLCMAC,1:DRLCMACDATA,3:DRLCMACDL,3:DRLCMACUL,3:" |
| 3291 | "DRLCMACSCHED,1:DRLCMACMEAS,3:DNS,3:DBSSGP,3:DPCU,5:" |
Max | 86e35e4 | 2019-03-07 12:20:42 +0100 | [diff] [blame] | 3292 | "DL1IF,6:DTBF,1:DTBFUL,1:DTBFDL,1:DLGLOBAL,2:"); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3293 | |
| 3294 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 3295 | pcu_vty_init(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3296 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 3297 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3298 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 3299 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 3300 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 3301 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 3302 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 3303 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 3304 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 3305 | test_tbf_single_phase(); |
| 3306 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 3307 | test_tbf_ra_update_rach(); |
| 3308 | test_tbf_dl_flow_and_rach_two_phase(); |
| 3309 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 3310 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 3311 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 3312 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3313 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 3314 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 3315 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 3316 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 3317 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 3318 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 3319 | test_tbf_update_ws(); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 3320 | test_tbf_li_decoding(); |
aravind sirsikar | f276138 | 2016-10-25 12:45:24 +0530 | [diff] [blame] | 3321 | test_tbf_epdan_out_of_rx_window(); |
aravind sirsikar | c0c3afd | 2016-11-09 16:27:00 +0530 | [diff] [blame] | 3322 | test_immediate_assign_rej(); |
sivasankari | 1d8744c | 2017-01-24 15:53:35 +0530 | [diff] [blame] | 3323 | test_tbf_egprs_two_phase_puan(); |
aravind sirsikar | ed3413e | 2016-11-11 17:15:10 +0530 | [diff] [blame] | 3324 | test_packet_access_rej_epdan(); |
aravind sirsikar | e9a138e | 2017-01-24 12:36:08 +0530 | [diff] [blame] | 3325 | test_packet_access_rej_prr(); |
| 3326 | test_packet_access_rej_prr_no_other_tbfs(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 3327 | |
| 3328 | if (getenv("TALLOC_REPORT_FULL")) |
| 3329 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 3330 | return EXIT_SUCCESS; |
| 3331 | } |
| 3332 | |
| 3333 | /* |
| 3334 | * stubs that should not be reached |
| 3335 | */ |
| 3336 | extern "C" { |
| 3337 | void l1if_pdch_req() { abort(); } |
| 3338 | void l1if_connect_pdch() { abort(); } |
| 3339 | void l1if_close_pdch() { abort(); } |
| 3340 | void l1if_open_pdch() { abort(); } |
| 3341 | } |