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" |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 29 | |
| 30 | extern "C" { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 31 | #include "pcu_vty.h" |
| 32 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 33 | #include <osmocom/core/application.h> |
| 34 | #include <osmocom/core/msgb.h> |
| 35 | #include <osmocom/core/talloc.h> |
| 36 | #include <osmocom/core/utils.h> |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 37 | #include <osmocom/vty/vty.h> |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 38 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 39 | #include <osmocom/gsm/l1sap.h> |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 40 | } |
| 41 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 42 | #include <errno.h> |
| 43 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 44 | void *tall_pcu_ctx; |
| 45 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
| 46 | |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 47 | static void check_tbf(gprs_rlcmac_tbf *tbf) |
| 48 | { |
| 49 | OSMO_ASSERT(tbf); |
Jacob Erlbeck | 04e72d3 | 2015-08-13 18:36:56 +0200 | [diff] [blame] | 50 | if (tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)) |
| 51 | OSMO_ASSERT(tbf->T == 3191 || tbf->T == 3193); |
| 52 | if (tbf->state_is(GPRS_RLCMAC_RELEASING)) |
| 53 | OSMO_ASSERT(tbf->T != 0); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 54 | } |
| 55 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 56 | /* |
| 57 | static unsigned inc_fn(fn) |
| 58 | { |
| 59 | unsigned next_fn; |
| 60 | |
| 61 | next_fn = fn + 4; |
| 62 | if ((block_nr % 3) == 2) |
| 63 | next_fn ++; |
| 64 | next_fn = next_fn % 2715648; |
| 65 | |
| 66 | return next_fn; |
| 67 | } |
| 68 | */ |
| 69 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 70 | static void test_tbf_base() |
| 71 | { |
| 72 | |
| 73 | printf("=== start %s ===\n", __func__); |
| 74 | |
| 75 | OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| 76 | OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| 77 | |
| 78 | printf("=== end %s ===\n", __func__); |
| 79 | } |
| 80 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 81 | static void test_tbf_tlli_update() |
| 82 | { |
| 83 | BTS the_bts; |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 84 | GprsMs *ms, *ms_new; |
| 85 | |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 86 | printf("=== start %s ===\n", __func__); |
| 87 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 88 | the_bts.bts_data()->alloc_algorithm = alloc_algorithm_a; |
| 89 | the_bts.bts_data()->trx[0].pdch[2].enable(); |
| 90 | the_bts.bts_data()->trx[0].pdch[3].enable(); |
| 91 | |
| 92 | /* |
| 93 | * Make a uplink and downlink allocation |
| 94 | */ |
Daniel Willmann | 48aa0b0 | 2014-07-16 18:54:10 +0200 | [diff] [blame] | 95 | 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] | 96 | NULL, |
Jacob Erlbeck | 86b6f05 | 2015-11-27 15:17:34 +0100 | [diff] [blame] | 97 | 0, 0, 0, 0); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 98 | OSMO_ASSERT(dl_tbf != NULL); |
Jacob Erlbeck | be0cbc1 | 2015-05-18 14:35:11 +0200 | [diff] [blame] | 99 | dl_tbf->update_ms(0x2342, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 100 | dl_tbf->set_ta(4); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 101 | |
Daniel Willmann | 48aa0b0 | 2014-07-16 18:54:10 +0200 | [diff] [blame] | 102 | 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] | 103 | dl_tbf->ms(), |
Jacob Erlbeck | 86b6f05 | 2015-11-27 15:17:34 +0100 | [diff] [blame] | 104 | 0, 0, 0, 0); |
Jacob Erlbeck | c6d4cee | 2015-06-29 13:03:46 +0200 | [diff] [blame] | 105 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 106 | ul_tbf->update_ms(0x2342, GPRS_RLCMAC_UL_TBF); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 107 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 108 | ms = the_bts.ms_by_tlli(0x2342); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 109 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 110 | OSMO_ASSERT(ms != NULL); |
| 111 | OSMO_ASSERT(ms->dl_tbf() == dl_tbf); |
| 112 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 113 | |
| 114 | /* |
| 115 | * Now check.. that DL changes and that the timing advance |
| 116 | * has changed. |
| 117 | */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 118 | dl_tbf->update_ms(0x4232, GPRS_RLCMAC_DL_TBF); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 119 | |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 120 | /* It is still there, since the new TLLI has not been used for UL yet */ |
| 121 | ms_new = the_bts.ms_by_tlli(0x2342); |
| 122 | OSMO_ASSERT(ms == ms_new); |
| 123 | |
| 124 | ms_new = the_bts.ms_by_tlli(0x4232); |
| 125 | OSMO_ASSERT(ms == ms_new); |
| 126 | OSMO_ASSERT(ms->dl_tbf() == dl_tbf); |
| 127 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 128 | |
| 129 | /* Now use the new TLLI for UL */ |
Jacob Erlbeck | 0e50ce6 | 2015-05-21 16:58:22 +0200 | [diff] [blame] | 130 | ul_tbf->update_ms(0x4232, GPRS_RLCMAC_UL_TBF); |
Jacob Erlbeck | 9399046 | 2015-05-15 15:50:43 +0200 | [diff] [blame] | 131 | ms_new = the_bts.ms_by_tlli(0x2342); |
| 132 | OSMO_ASSERT(ms_new == NULL); |
Holger Hans Peter Freyther | bc1626e | 2013-10-30 19:50:49 +0100 | [diff] [blame] | 133 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 134 | ms_new = the_bts.ms_by_tlli(0x4232); |
| 135 | OSMO_ASSERT(ms_new != NULL); |
| 136 | OSMO_ASSERT(ms_new->ta() == 4); |
| 137 | |
| 138 | OSMO_ASSERT(ul_tbf->ta() == 4); |
| 139 | OSMO_ASSERT(dl_tbf->ta() == 4); |
| 140 | |
| 141 | ul_tbf->set_ta(6); |
| 142 | |
| 143 | OSMO_ASSERT(ul_tbf->ta() == 6); |
| 144 | OSMO_ASSERT(dl_tbf->ta() == 6); |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 145 | |
| 146 | printf("=== end %s ===\n", __func__); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 147 | } |
| 148 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 149 | static uint8_t llc_data[200]; |
| 150 | |
| 151 | int pcu_sock_send(struct msgb *msg) |
| 152 | { |
| 153 | return 0; |
| 154 | } |
| 155 | |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 156 | 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] | 157 | { |
| 158 | gprs_rlcmac_bts *bts; |
| 159 | gprs_rlcmac_trx *trx; |
| 160 | |
| 161 | bts = the_bts->bts_data(); |
| 162 | bts->alloc_algorithm = alloc_algorithm_a; |
Jacob Erlbeck | a700dd9 | 2015-06-02 16:00:41 +0200 | [diff] [blame] | 163 | bts->initial_cs_dl = cs; |
| 164 | bts->initial_cs_ul = cs; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 165 | trx = &bts->trx[0]; |
| 166 | |
| 167 | trx->pdch[ts_no].enable(); |
| 168 | } |
| 169 | |
| 170 | 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] | 171 | uint8_t egprs_ms_class, uint8_t *trx_no_) |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 172 | { |
| 173 | gprs_rlcmac_bts *bts; |
| 174 | int tfi; |
| 175 | uint8_t trx_no; |
| 176 | |
| 177 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 178 | |
| 179 | bts = the_bts->bts_data(); |
| 180 | |
| 181 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_DL_TBF, &trx_no, -1); |
| 182 | OSMO_ASSERT(tfi >= 0); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 183 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, trx_no, ms_class, egprs_ms_class, 1); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame^] | 184 | dl_tbf->set_ta(0); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 185 | check_tbf(dl_tbf); |
| 186 | |
| 187 | /* "Establish" the DL TBF */ |
| 188 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_SEND_ASS; |
| 189 | dl_tbf->set_state(GPRS_RLCMAC_FLOW); |
| 190 | dl_tbf->m_wait_confirm = 0; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 191 | check_tbf(dl_tbf); |
| 192 | |
| 193 | *trx_no_ = trx_no; |
| 194 | |
| 195 | return dl_tbf; |
| 196 | } |
| 197 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 198 | static unsigned fn2bn(unsigned fn) |
| 199 | { |
| 200 | return (fn % 52) / 4; |
| 201 | } |
| 202 | |
| 203 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 204 | { |
| 205 | unsigned bn = fn2bn(fn) + blocks; |
| 206 | fn = fn - (fn % 52); |
| 207 | fn += bn * 4 + bn / 3; |
| 208 | return fn % 2715648; |
| 209 | } |
| 210 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 211 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 212 | uint8_t trx_no, uint8_t ts_no, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 213 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 214 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 215 | uint8_t bn = fn2bn(*fn); |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 216 | gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, *fn, bn); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 217 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 218 | bn += 1; |
| 219 | if (block_nr) |
| 220 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 221 | } |
| 222 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 223 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 224 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 225 | { |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 226 | request_dl_rlc_block(tbf->bts->bts_data(), tbf->trx->trx_no, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 227 | tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 228 | } |
| 229 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 230 | enum test_tbf_final_ack_mode { |
| 231 | TEST_MODE_STANDARD, |
| 232 | TEST_MODE_REVERSE_FREE |
| 233 | }; |
| 234 | |
| 235 | 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] | 236 | { |
| 237 | BTS the_bts; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 238 | uint8_t ts_no = 4; |
| 239 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 240 | uint8_t ms_class = 45; |
| 241 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 242 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 243 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 244 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 245 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 246 | |
| 247 | uint8_t rbb[64/8]; |
| 248 | |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 249 | printf("=== start %s ===\n", __func__); |
| 250 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 251 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 252 | gprs_rlcmac_tbf *new_tbf; |
| 253 | |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 254 | setup_bts(&the_bts, ts_no); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 255 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 256 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 257 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 258 | |
| 259 | for (i = 0; i < sizeof(llc_data); i++) |
| 260 | llc_data[i] = i%256; |
| 261 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 262 | /* Schedule two LLC frames */ |
Daniel Willmann | 0f58af6 | 2014-09-19 11:57:21 +0200 | [diff] [blame] | 263 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 264 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 265 | |
| 266 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 267 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 268 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 269 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 270 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 271 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 272 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 273 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 274 | OSMO_ASSERT(dl_tbf->have_data()); |
| 275 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 276 | |
| 277 | /* Queue a final ACK */ |
| 278 | memset(rbb, 0, sizeof(rbb)); |
| 279 | /* Receive a final ACK */ |
| 280 | dl_tbf->rcvd_dl_ack(1, 1, rbb); |
| 281 | |
| 282 | /* Clean up and ensure tbfs are in the correct state */ |
| 283 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 284 | new_tbf = ms->dl_tbf(); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 285 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 286 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 287 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 288 | check_tbf(dl_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 289 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 290 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 291 | GprsMs::Guard guard(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 292 | tbf_free(new_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 293 | OSMO_ASSERT(ms->dl_tbf() == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 294 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 295 | tbf_free(dl_tbf); |
| 296 | } else { |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 297 | GprsMs::Guard guard(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 298 | tbf_free(dl_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 299 | OSMO_ASSERT(ms->dl_tbf() == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 300 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 301 | tbf_free(new_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 302 | OSMO_ASSERT(ms->dl_tbf() == NULL); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 303 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 304 | |
| 305 | printf("=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 306 | } |
| 307 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 308 | static void test_tbf_delayed_release() |
| 309 | { |
| 310 | BTS the_bts; |
| 311 | gprs_rlcmac_bts *bts; |
| 312 | uint8_t ts_no = 4; |
| 313 | unsigned i; |
| 314 | uint8_t ms_class = 45; |
| 315 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 316 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 317 | uint32_t tlli = 0xffeeddcc; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 318 | |
| 319 | uint8_t rbb[64/8]; |
| 320 | |
| 321 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 322 | |
| 323 | printf("=== start %s ===\n", __func__); |
| 324 | |
| 325 | bts = the_bts.bts_data(); |
| 326 | |
| 327 | setup_bts(&the_bts, ts_no); |
| 328 | bts->dl_tbf_idle_msec = 200; |
| 329 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 330 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 331 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 332 | |
| 333 | for (i = 0; i < sizeof(llc_data); i++) |
| 334 | llc_data[i] = i%256; |
| 335 | |
| 336 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 337 | |
| 338 | /* Schedule two LLC frames */ |
| 339 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 340 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 341 | |
| 342 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 343 | |
| 344 | /* Drain the queue */ |
| 345 | while (dl_tbf->have_data()) |
| 346 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 347 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 348 | |
| 349 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 350 | |
| 351 | /* ACK all blocks */ |
| 352 | memset(rbb, 0xff, sizeof(rbb)); |
| 353 | /* Receive an ACK */ |
| 354 | dl_tbf->rcvd_dl_ack(0, dl_tbf->m_window.v_s(), rbb); |
| 355 | OSMO_ASSERT(dl_tbf->m_window.window_empty()); |
| 356 | |
| 357 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 358 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 359 | |
| 360 | /* Receive an ACK */ |
| 361 | dl_tbf->rcvd_dl_ack(0, dl_tbf->m_window.v_s(), rbb); |
| 362 | OSMO_ASSERT(dl_tbf->m_window.window_empty()); |
| 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 | |
| 370 | /* Receive a final ACK */ |
| 371 | dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| 372 | |
| 373 | /* Clean up and ensure tbfs are in the correct state */ |
| 374 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 375 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| 376 | check_tbf(dl_tbf); |
| 377 | tbf_free(dl_tbf); |
| 378 | printf("=== end %s ===\n", __func__); |
| 379 | } |
| 380 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 381 | static void test_tbf_imsi() |
| 382 | { |
| 383 | BTS the_bts; |
| 384 | uint8_t ts_no = 4; |
| 385 | uint8_t ms_class = 45; |
| 386 | uint8_t trx_no; |
| 387 | GprsMs *ms1, *ms2; |
| 388 | |
| 389 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 390 | |
| 391 | printf("=== start %s ===\n", __func__); |
| 392 | |
| 393 | setup_bts(&the_bts, ts_no); |
| 394 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 395 | dl_tbf[0] = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
| 396 | 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] | 397 | |
| 398 | dl_tbf[0]->update_ms(0xf1000001, GPRS_RLCMAC_DL_TBF); |
| 399 | dl_tbf[1]->update_ms(0xf1000002, GPRS_RLCMAC_DL_TBF); |
| 400 | |
| 401 | dl_tbf[0]->assign_imsi("001001000000001"); |
| 402 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 403 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 404 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 405 | OSMO_ASSERT(ms2 != NULL); |
| 406 | OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 407 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 408 | |
| 409 | /* change the IMSI on TBF 0 */ |
| 410 | dl_tbf[0]->assign_imsi("001001000000002"); |
| 411 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
| 412 | OSMO_ASSERT(ms1 == NULL); |
| 413 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 414 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 415 | OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 416 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 417 | |
| 418 | /* use the same IMSI on TBF 2 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 419 | { |
| 420 | GprsMs::Guard guard(ms2); |
| 421 | dl_tbf[1]->assign_imsi("001001000000002"); |
| 422 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 423 | OSMO_ASSERT(ms1 != NULL); |
| 424 | OSMO_ASSERT(ms1 != ms2); |
| 425 | OSMO_ASSERT(strcmp(ms1->imsi(), "001001000000002") == 0); |
| 426 | OSMO_ASSERT(strcmp(ms2->imsi(), "") == 0); |
| 427 | } |
| 428 | |
| 429 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 430 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 431 | |
| 432 | tbf_free(dl_tbf[1]); |
| 433 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 434 | OSMO_ASSERT(ms1 == NULL); |
| 435 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 436 | printf("=== end %s ===\n", __func__); |
| 437 | } |
| 438 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 439 | static void test_tbf_exhaustion() |
| 440 | { |
| 441 | BTS the_bts; |
| 442 | gprs_rlcmac_bts *bts; |
| 443 | unsigned i; |
| 444 | uint8_t ts_no = 4; |
| 445 | uint8_t ms_class = 45; |
| 446 | int rc = 0; |
| 447 | |
| 448 | uint8_t buf[256] = {0}; |
| 449 | |
| 450 | printf("=== start %s ===\n", __func__); |
| 451 | |
| 452 | bts = the_bts.bts_data(); |
| 453 | setup_bts(&the_bts, ts_no); |
| 454 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 455 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 456 | |
| 457 | for (i = 0; i < 1024; i++) { |
| 458 | uint32_t tlli = 0xc0000000 + i; |
| 459 | char imsi[16] = {0}; |
| 460 | unsigned delay_csec = 1000; |
| 461 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 462 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 463 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 464 | 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] | 465 | delay_csec, buf, sizeof(buf)); |
| 466 | |
| 467 | if (rc < 0) |
| 468 | break; |
| 469 | } |
| 470 | |
| 471 | OSMO_ASSERT(rc == -EBUSY); |
| 472 | printf("=== end %s ===\n", __func__); |
| 473 | |
| 474 | gprs_bssgp_destroy(); |
| 475 | } |
| 476 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 477 | static void test_tbf_dl_llc_loss() |
| 478 | { |
| 479 | BTS the_bts; |
| 480 | gprs_rlcmac_bts *bts; |
| 481 | uint8_t ts_no = 4; |
| 482 | uint8_t ms_class = 45; |
| 483 | int rc = 0; |
| 484 | uint32_t tlli = 0xc0123456; |
| 485 | const char *imsi = "001001000123456"; |
| 486 | unsigned delay_csec = 1000; |
| 487 | GprsMs *ms; |
| 488 | |
| 489 | uint8_t buf[19]; |
| 490 | |
| 491 | printf("=== start %s ===\n", __func__); |
| 492 | |
| 493 | bts = the_bts.bts_data(); |
| 494 | setup_bts(&the_bts, ts_no); |
| 495 | bts->ms_idle_sec = 10; /* keep the MS object */ |
| 496 | |
| 497 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 498 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 499 | |
| 500 | /* Handle LLC frame 1 */ |
| 501 | memset(buf, 1, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 502 | 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] | 503 | delay_csec, buf, sizeof(buf)); |
| 504 | OSMO_ASSERT(rc >= 0); |
| 505 | |
| 506 | ms = the_bts.ms_store().get_ms(0, 0, imsi); |
| 507 | OSMO_ASSERT(ms != NULL); |
| 508 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
Max | 9bbe160 | 2016-07-18 12:50:18 +0200 | [diff] [blame^] | 509 | ms->dl_tbf()->set_ta(0); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 510 | |
| 511 | /* Handle LLC frame 2 */ |
| 512 | memset(buf, 2, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 513 | 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] | 514 | delay_csec, buf, sizeof(buf)); |
| 515 | OSMO_ASSERT(rc >= 0); |
| 516 | |
| 517 | /* TBF establishment fails (timeout) */ |
| 518 | tbf_free(ms->dl_tbf()); |
| 519 | |
| 520 | /* Handle LLC frame 3 */ |
| 521 | memset(buf, 3, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 522 | 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] | 523 | delay_csec, buf, sizeof(buf)); |
| 524 | OSMO_ASSERT(rc >= 0); |
| 525 | |
| 526 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
| 527 | |
| 528 | /* Get first BSN */ |
| 529 | struct msgb *msg; |
| 530 | int fn = 0; |
| 531 | uint8_t expected_data = 1; |
| 532 | |
| 533 | while (ms->dl_tbf()->have_data()) { |
| 534 | msg = ms->dl_tbf()->create_dl_acked_block(fn += 4, 7); |
| 535 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
| 536 | OSMO_ASSERT(msgb_length(msg) == 23); |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 537 | OSMO_ASSERT(msgb_data(msg)[10] == expected_data); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 538 | expected_data += 1; |
| 539 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 540 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 541 | |
| 542 | printf("=== end %s ===\n", __func__); |
| 543 | |
| 544 | gprs_bssgp_destroy(); |
| 545 | } |
| 546 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 547 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(BTS *the_bts, |
| 548 | 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] | 549 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 550 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 551 | int tfi = 0; |
| 552 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 553 | uint8_t trx_no = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 554 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 20f6fd1 | 2015-06-08 11:05:45 +0200 | [diff] [blame] | 555 | struct pcu_l1_meas meas; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 556 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 557 | 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] | 558 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 559 | 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] | 560 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 561 | 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] | 562 | OSMO_ASSERT(ul_tbf != NULL); |
| 563 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 564 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 565 | |
| 566 | uint8_t data_msg[23] = { |
| 567 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 568 | uint8_t(1 | (tfi << 2)), |
| 569 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 570 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 571 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 572 | }; |
| 573 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 574 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 575 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 576 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 577 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 578 | OSMO_ASSERT(ms != NULL); |
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 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 581 | } |
| 582 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 583 | static void send_ul_mac_block(BTS *the_bts, unsigned trx_no, unsigned ts_no, |
| 584 | RlcMacUplink_t *ulreq, unsigned fn) |
| 585 | { |
| 586 | bitvec *rlc_block; |
| 587 | uint8_t buf[64]; |
| 588 | int num_bytes; |
| 589 | struct gprs_rlcmac_pdch *pdch; |
| 590 | struct pcu_l1_meas meas; |
| 591 | |
| 592 | meas.set_rssi(31); |
| 593 | |
| 594 | rlc_block = bitvec_alloc(23); |
| 595 | |
| 596 | encode_gsm_rlcmac_uplink(rlc_block, ulreq); |
| 597 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 598 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 599 | bitvec_free(rlc_block); |
| 600 | |
Jacob Erlbeck | af75ce8 | 2015-08-26 13:22:28 +0200 | [diff] [blame] | 601 | the_bts->set_current_block_frame_number(fn, 0); |
| 602 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 603 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 604 | pdch->rcv_block(&buf[0], num_bytes, fn, &meas); |
| 605 | } |
| 606 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 607 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 608 | { |
| 609 | RlcMacUplink_t ulreq = {0}; |
| 610 | |
| 611 | OSMO_ASSERT(tbf->poll_fn != 0); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 612 | OSMO_ASSERT(tbf->is_control_ts(tbf->poll_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 613 | |
| 614 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 615 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 616 | &ulreq.u.Packet_Control_Acknowledgement; |
| 617 | |
| 618 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 619 | ctrl_ack->TLLI = tbf->tlli(); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 620 | 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] | 621 | &ulreq, tbf->poll_fn); |
| 622 | } |
| 623 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 624 | static gprs_rlcmac_ul_tbf *puan_urbb_len_issue(BTS *the_bts, |
| 625 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 626 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 627 | { |
| 628 | GprsMs *ms; |
| 629 | uint32_t rach_fn = *fn - 51; |
| 630 | uint32_t sba_fn = *fn + 52; |
| 631 | uint8_t trx_no = 0; |
| 632 | int tfi = 0, i = 0; |
| 633 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 634 | struct gprs_rlcmac_pdch *pdch; |
| 635 | gprs_rlcmac_bts *bts; |
| 636 | RlcMacUplink_t ulreq = {0}; |
| 637 | struct pcu_l1_meas meas; |
| 638 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 639 | GprsCodingScheme cs; |
| 640 | |
| 641 | meas.set_rssi(31); |
| 642 | bts = the_bts->bts_data(); |
| 643 | |
| 644 | /* needed to set last_rts_fn in the PDCH object */ |
| 645 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 646 | |
| 647 | /* |
| 648 | * simulate RACH, this sends an Immediate |
| 649 | * Assignment Uplink on the AGCH |
| 650 | */ |
Aravind Sirsikar | fd71384 | 2016-08-28 17:55:05 +0530 | [diff] [blame] | 651 | 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] | 652 | |
| 653 | /* get next free TFI */ |
| 654 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 655 | |
| 656 | /* fake a resource request */ |
| 657 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 658 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 659 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 660 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 661 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 662 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 663 | Count_MS_RA_capability_value = 1; |
| 664 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 665 | MS_RA_capability_value[0].u.Content. |
| 666 | Exist_Multislot_capability = 1; |
| 667 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 668 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 669 | Exist_GPRS_multislot_class = 1; |
| 670 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 671 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 672 | GPRS_multislot_class = ms_class; |
| 673 | if (egprs_ms_class) { |
| 674 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 675 | MS_RA_capability_value[0].u.Content. |
| 676 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 677 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 678 | MS_RA_capability_value[0].u.Content. |
| 679 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 680 | } |
| 681 | |
| 682 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 683 | |
| 684 | /* check the TBF */ |
| 685 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 686 | OSMO_ASSERT(ul_tbf); |
| 687 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 688 | |
| 689 | /* send packet uplink assignment */ |
| 690 | *fn = sba_fn; |
| 691 | request_dl_rlc_block(ul_tbf, fn); |
| 692 | |
| 693 | /* send real acknowledgement */ |
| 694 | send_control_ack(ul_tbf); |
| 695 | |
| 696 | check_tbf(ul_tbf); |
| 697 | /* send fake data */ |
| 698 | uint8_t data_msg[42] = { |
| 699 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 700 | tfi << 1, |
| 701 | 1, /* BSN:7, E:1 */ |
| 702 | }; |
| 703 | |
| 704 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 705 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 706 | |
| 707 | ms = the_bts->ms_by_tlli(tlli); |
| 708 | OSMO_ASSERT(ms != NULL); |
| 709 | OSMO_ASSERT(ms->ta() == qta/4); |
| 710 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 711 | |
| 712 | /* |
| 713 | * TS 44.060, B.8.1 |
| 714 | * first seg received first, later second seg |
| 715 | */ |
| 716 | cs = GprsCodingScheme::MCS3; |
| 717 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 718 | egprs3->si = 0; |
| 719 | egprs3->r = 1; |
| 720 | egprs3->cv = 7; |
| 721 | egprs3->tfi_hi = tfi & 0x03; |
| 722 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 723 | egprs3->bsn1_hi = 1; |
| 724 | egprs3->bsn1_lo = 0; |
| 725 | egprs3->cps_hi = 1; |
| 726 | data_msg[3] = 0xff; |
| 727 | egprs3->pi = 0; |
| 728 | egprs3->cps_lo = 1; |
| 729 | egprs3->rsb = 0; |
| 730 | egprs3->spb = 0; |
| 731 | egprs3->pi = 0; |
| 732 | |
| 733 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 734 | |
| 735 | struct msgb *msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 736 | |
| 737 | OSMO_ASSERT(!strcmp(osmo_hexdump(msg1->data, msg1->data_len), |
| 738 | "40 24 01 3f 3e 24 46 68 90 87 b0 06 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b " |
| 739 | )); |
| 740 | |
| 741 | egprs3->si = 0; |
| 742 | egprs3->r = 1; |
| 743 | egprs3->cv = 7; |
| 744 | egprs3->tfi_hi = tfi & 0x03; |
| 745 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 746 | egprs3->bsn1_hi = 4; |
| 747 | egprs3->bsn1_lo = 0; |
| 748 | egprs3->cps_hi = 1; |
| 749 | data_msg[3] = 0xff; |
| 750 | egprs3->pi = 0; |
| 751 | egprs3->cps_lo = 1; |
| 752 | egprs3->rsb = 0; |
| 753 | egprs3->spb = 0; |
| 754 | |
| 755 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 756 | |
| 757 | msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 758 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 759 | OSMO_ASSERT(!strcmp(osmo_hexdump(msg1->data, msg1->data_len), |
Aravind Sirsikar | eebcb1e | 2016-08-25 16:40:23 +0530 | [diff] [blame] | 760 | "40 24 01 3f 3e 24 46 68 90 88 b0 06 8b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b " |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 761 | )); |
| 762 | |
| 763 | return ul_tbf; |
| 764 | } |
| 765 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 766 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_spb(BTS *the_bts, |
| 767 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 768 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 769 | { |
| 770 | GprsMs *ms; |
| 771 | uint32_t rach_fn = *fn - 51; |
| 772 | uint32_t sba_fn = *fn + 52; |
| 773 | uint8_t trx_no = 0; |
| 774 | int tfi = 0, i = 0; |
| 775 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 776 | struct gprs_rlcmac_pdch *pdch; |
| 777 | gprs_rlcmac_bts *bts; |
| 778 | RlcMacUplink_t ulreq = {0}; |
| 779 | struct pcu_l1_meas meas; |
| 780 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 781 | GprsCodingScheme cs; |
| 782 | |
| 783 | meas.set_rssi(31); |
| 784 | bts = the_bts->bts_data(); |
| 785 | |
| 786 | /* needed to set last_rts_fn in the PDCH object */ |
| 787 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 788 | |
| 789 | /* |
| 790 | * simulate RACH, this sends an Immediate |
| 791 | * Assignment Uplink on the AGCH |
| 792 | */ |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 793 | 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] | 794 | |
| 795 | /* get next free TFI */ |
| 796 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 797 | |
| 798 | /* fake a resource request */ |
| 799 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 800 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 801 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 802 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 803 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 804 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 805 | Count_MS_RA_capability_value = 1; |
| 806 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 807 | MS_RA_capability_value[0].u.Content. |
| 808 | Exist_Multislot_capability = 1; |
| 809 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 810 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 811 | Exist_GPRS_multislot_class = 1; |
| 812 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 813 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 814 | GPRS_multislot_class = ms_class; |
| 815 | if (egprs_ms_class) { |
| 816 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 817 | MS_RA_capability_value[0].u.Content. |
| 818 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 819 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 820 | MS_RA_capability_value[0].u.Content. |
| 821 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 822 | } |
| 823 | |
| 824 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 825 | |
| 826 | /* check the TBF */ |
| 827 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 828 | OSMO_ASSERT(ul_tbf != NULL); |
| 829 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 830 | |
| 831 | /* send packet uplink assignment */ |
| 832 | *fn = sba_fn; |
| 833 | request_dl_rlc_block(ul_tbf, fn); |
| 834 | |
| 835 | /* send real acknowledgement */ |
| 836 | send_control_ack(ul_tbf); |
| 837 | |
| 838 | check_tbf(ul_tbf); |
| 839 | |
| 840 | /* send fake data */ |
| 841 | uint8_t data_msg[42] = { |
| 842 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 843 | uint8_t(0 | (tfi << 1)), |
| 844 | uint8_t(1), /* BSN:7, E:1 */ |
| 845 | }; |
| 846 | |
| 847 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 848 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 849 | |
| 850 | ms = the_bts->ms_by_tlli(tlli); |
| 851 | OSMO_ASSERT(ms != NULL); |
| 852 | OSMO_ASSERT(ms->ta() == qta/4); |
| 853 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 854 | |
| 855 | /* |
| 856 | * TS 44.060, B.8.1 |
| 857 | * first seg received first, later second seg |
| 858 | */ |
| 859 | cs = GprsCodingScheme::MCS3; |
| 860 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 861 | egprs3->si = 1; |
| 862 | egprs3->r = 1; |
| 863 | egprs3->cv = 7; |
| 864 | egprs3->tfi_hi = tfi & 0x03; |
| 865 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 866 | egprs3->bsn1_hi = 1; |
| 867 | egprs3->bsn1_lo = 0; |
| 868 | egprs3->cps_hi = 1; |
| 869 | data_msg[3] = 0xff; |
| 870 | egprs3->pi = 0; |
| 871 | egprs3->cps_lo = 1; |
| 872 | egprs3->rsb = 0; |
| 873 | egprs3->spb = 2; |
| 874 | egprs3->pi = 0; |
| 875 | |
| 876 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 877 | |
| 878 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 879 | |
| 880 | /* check the status of the block */ |
| 881 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 882 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 883 | |
| 884 | egprs3->si = 1; |
| 885 | egprs3->r = 1; |
| 886 | egprs3->cv = 7; |
| 887 | egprs3->tfi_hi = tfi & 0x03; |
| 888 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 889 | egprs3->bsn1_hi = 1; |
| 890 | egprs3->bsn1_lo = 0; |
| 891 | egprs3->cps_hi = 1; |
| 892 | data_msg[3] = 0xff; |
| 893 | egprs3->pi = 0; |
| 894 | egprs3->cps_lo = 1; |
| 895 | egprs3->rsb = 0; |
| 896 | egprs3->spb = 3; |
| 897 | |
| 898 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 899 | |
| 900 | /* check the status of the block */ |
| 901 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 902 | EGPRS_RESEG_DEFAULT); |
| 903 | OSMO_ASSERT(block->cs_last == |
| 904 | GprsCodingScheme::MCS6); |
| 905 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 906 | OSMO_ASSERT(block->len == 74); |
| 907 | |
| 908 | /* |
| 909 | * TS 44.060, B.8.1 |
| 910 | * second seg first, later first seg |
| 911 | */ |
| 912 | memset(data_msg, 0, sizeof(data_msg)); |
| 913 | |
| 914 | cs = GprsCodingScheme::MCS3; |
| 915 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 916 | egprs3->si = 1; |
| 917 | egprs3->r = 1; |
| 918 | egprs3->cv = 7; |
| 919 | egprs3->tfi_hi = tfi & 0x03; |
| 920 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 921 | egprs3->bsn1_hi = 2; |
| 922 | egprs3->bsn1_lo = 0; |
| 923 | egprs3->cps_hi = 1; |
| 924 | data_msg[3] = 0xff; |
| 925 | egprs3->pi = 0; |
| 926 | egprs3->cps_lo = 1; |
| 927 | egprs3->rsb = 0; |
| 928 | egprs3->spb = 3; |
| 929 | egprs3->pi = 0; |
| 930 | |
| 931 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 932 | |
| 933 | block = ul_tbf->m_rlc.block(2); |
| 934 | /* check the status of the block */ |
| 935 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 936 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 937 | |
| 938 | egprs3->si = 1; |
| 939 | egprs3->r = 1; |
| 940 | egprs3->cv = 7; |
| 941 | egprs3->tfi_hi = tfi & 0x03; |
| 942 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 943 | egprs3->bsn1_hi = 2; |
| 944 | egprs3->bsn1_lo = 0; |
| 945 | egprs3->cps_hi = 1; |
| 946 | data_msg[3] = 0xff; |
| 947 | egprs3->pi = 0; |
| 948 | egprs3->cps_lo = 1; |
| 949 | egprs3->rsb = 0; |
| 950 | egprs3->spb = 2; |
| 951 | egprs3->pi = 0; |
| 952 | |
| 953 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 954 | |
| 955 | /* check the status of the block */ |
| 956 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 957 | EGPRS_RESEG_DEFAULT); |
| 958 | OSMO_ASSERT(block->cs_last == |
| 959 | GprsCodingScheme::MCS6); |
| 960 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 961 | OSMO_ASSERT(block->len == 74); |
| 962 | |
| 963 | /* |
| 964 | * TS 44.060, B.8.1 |
| 965 | * Error scenario with spb as 1 |
| 966 | */ |
| 967 | cs = GprsCodingScheme::MCS3; |
| 968 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 969 | egprs3->si = 1; |
| 970 | egprs3->r = 1; |
| 971 | egprs3->cv = 7; |
| 972 | egprs3->tfi_hi = tfi & 0x03; |
| 973 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 974 | egprs3->bsn1_hi = 3; |
| 975 | egprs3->bsn1_lo = 0; |
| 976 | egprs3->cps_hi = 1; |
| 977 | data_msg[3] = 0xff; |
| 978 | egprs3->pi = 0; |
| 979 | egprs3->cps_lo = 1; |
| 980 | egprs3->rsb = 0; |
| 981 | egprs3->spb = 1; |
| 982 | egprs3->pi = 0; |
| 983 | |
| 984 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 985 | |
| 986 | block = ul_tbf->m_rlc.block(3); |
| 987 | /* check the status of the block */ |
| 988 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 989 | EGPRS_RESEG_DEFAULT); |
| 990 | /* |
| 991 | * TS 44.060, B.8.1 |
| 992 | * comparison of rlc_data for multiple scenarios |
| 993 | * Receive First, the second(BSN 3) |
| 994 | * Receive First, First then Second(BSN 4) |
| 995 | * Receive Second then First(BSN 5) |
| 996 | * after above 3 scenarios are triggered, |
| 997 | * rlc_data of all 3 BSN are compared |
| 998 | */ |
| 999 | |
| 1000 | /* Initialize the data_msg */ |
| 1001 | for (i = 0; i < 42; i++) |
| 1002 | data_msg[i] = i; |
| 1003 | |
| 1004 | cs = GprsCodingScheme::MCS3; |
| 1005 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1006 | egprs3->si = 1; |
| 1007 | egprs3->r = 1; |
| 1008 | egprs3->cv = 7; |
| 1009 | egprs3->tfi_hi = tfi & 0x03; |
| 1010 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1011 | egprs3->bsn1_hi = 3; |
| 1012 | egprs3->bsn1_lo = 0; |
| 1013 | egprs3->cps_hi = 1; |
| 1014 | data_msg[3] = 0xff; |
| 1015 | egprs3->pi = 0; |
| 1016 | egprs3->cps_lo = 1; |
| 1017 | egprs3->rsb = 0; |
| 1018 | egprs3->spb = 2; |
| 1019 | egprs3->pi = 0; |
| 1020 | |
| 1021 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1022 | |
| 1023 | block = ul_tbf->m_rlc.block(3); |
| 1024 | /* check the status of the block */ |
| 1025 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1026 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1027 | |
| 1028 | cs = GprsCodingScheme::MCS3; |
| 1029 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1030 | egprs3->si = 1; |
| 1031 | egprs3->r = 1; |
| 1032 | egprs3->cv = 7; |
| 1033 | egprs3->tfi_hi = tfi & 0x03; |
| 1034 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1035 | egprs3->bsn1_hi = 3; |
| 1036 | egprs3->bsn1_lo = 0; |
| 1037 | egprs3->cps_hi = 1; |
| 1038 | data_msg[3] = 0xff; |
| 1039 | egprs3->pi = 0; |
| 1040 | egprs3->cps_lo = 1; |
| 1041 | egprs3->rsb = 0; |
| 1042 | egprs3->spb = 3; |
| 1043 | egprs3->pi = 0; |
| 1044 | |
| 1045 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1046 | |
| 1047 | block = ul_tbf->m_rlc.block(3); |
| 1048 | /* check the status of the block */ |
| 1049 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1050 | EGPRS_RESEG_DEFAULT); |
| 1051 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1052 | OSMO_ASSERT(block->len == 74); |
| 1053 | OSMO_ASSERT(block->cs_last == |
| 1054 | GprsCodingScheme::MCS6); |
| 1055 | |
| 1056 | cs = GprsCodingScheme::MCS3; |
| 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 = 4; |
| 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 = 2; |
| 1071 | egprs3->pi = 0; |
| 1072 | |
| 1073 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1074 | |
| 1075 | block = ul_tbf->m_rlc.block(4); |
| 1076 | /* check the status of the block */ |
| 1077 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1078 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1079 | |
| 1080 | cs = GprsCodingScheme::MCS3; |
| 1081 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1082 | egprs3->si = 1; |
| 1083 | egprs3->r = 1; |
| 1084 | egprs3->cv = 7; |
| 1085 | egprs3->tfi_hi = tfi & 0x03; |
| 1086 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1087 | egprs3->bsn1_hi = 4; |
| 1088 | egprs3->bsn1_lo = 0; |
| 1089 | egprs3->cps_hi = 1; |
| 1090 | data_msg[3] = 0xff; |
| 1091 | egprs3->pi = 0; |
| 1092 | egprs3->cps_lo = 1; |
| 1093 | egprs3->rsb = 0; |
| 1094 | egprs3->spb = 2; |
| 1095 | egprs3->pi = 0; |
| 1096 | |
| 1097 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1098 | |
| 1099 | block = ul_tbf->m_rlc.block(4); |
| 1100 | /* check the status of the block */ |
| 1101 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1102 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1103 | |
| 1104 | cs = GprsCodingScheme::MCS3; |
| 1105 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1106 | egprs3->si = 1; |
| 1107 | egprs3->r = 1; |
| 1108 | egprs3->cv = 7; |
| 1109 | egprs3->tfi_hi = tfi & 0x03; |
| 1110 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1111 | egprs3->bsn1_hi = 4; |
| 1112 | egprs3->bsn1_lo = 0; |
| 1113 | egprs3->cps_hi = 1; |
| 1114 | data_msg[3] = 0xff; |
| 1115 | egprs3->pi = 0; |
| 1116 | egprs3->cps_lo = 1; |
| 1117 | egprs3->rsb = 0; |
| 1118 | egprs3->spb = 3; |
| 1119 | egprs3->pi = 0; |
| 1120 | |
| 1121 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1122 | |
| 1123 | block = ul_tbf->m_rlc.block(4); |
| 1124 | /* check the status of the block */ |
| 1125 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1126 | EGPRS_RESEG_DEFAULT); |
| 1127 | OSMO_ASSERT(block->cs_last == |
| 1128 | GprsCodingScheme::MCS6); |
| 1129 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1130 | OSMO_ASSERT(block->len == 74); |
| 1131 | |
| 1132 | cs = GprsCodingScheme::MCS3; |
| 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 = 5; |
| 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(5); |
| 1152 | /* check the status of the block */ |
| 1153 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1154 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1155 | |
| 1156 | cs = GprsCodingScheme::MCS3; |
| 1157 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1158 | egprs3->si = 1; |
| 1159 | egprs3->r = 1; |
| 1160 | egprs3->cv = 7; |
| 1161 | egprs3->tfi_hi = tfi & 0x03; |
| 1162 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1163 | egprs3->bsn1_hi = 5; |
| 1164 | egprs3->bsn1_lo = 0; |
| 1165 | egprs3->cps_hi = 1; |
| 1166 | data_msg[3] = 0xff; |
| 1167 | egprs3->pi = 0; |
| 1168 | egprs3->cps_lo = 1; |
| 1169 | egprs3->rsb = 0; |
| 1170 | egprs3->spb = 2; |
| 1171 | egprs3->pi = 0; |
| 1172 | |
| 1173 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1174 | |
| 1175 | block = ul_tbf->m_rlc.block(5); |
| 1176 | |
| 1177 | /* check the status of the block */ |
| 1178 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1179 | EGPRS_RESEG_DEFAULT); |
| 1180 | OSMO_ASSERT(block->cs_last == |
| 1181 | GprsCodingScheme::MCS6); |
| 1182 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1183 | OSMO_ASSERT(block->len == 74); |
| 1184 | |
| 1185 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1186 | ul_tbf->m_rlc.block(4)->len); |
| 1187 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1188 | ul_tbf->m_rlc.block(3)->len); |
| 1189 | |
| 1190 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1191 | OSMO_ASSERT( |
| 1192 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1193 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1194 | OSMO_ASSERT( |
| 1195 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1196 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1197 | |
| 1198 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1199 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1200 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1201 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1202 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1203 | |
| 1204 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1205 | OSMO_ASSERT( |
| 1206 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1207 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1208 | )); |
| 1209 | OSMO_ASSERT( |
| 1210 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1211 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1212 | )); |
| 1213 | |
| 1214 | return ul_tbf; |
| 1215 | } |
| 1216 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1217 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(BTS *the_bts, |
| 1218 | 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] | 1219 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1220 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1221 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1222 | uint32_t rach_fn = *fn - 51; |
| 1223 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1224 | uint8_t trx_no = 0; |
| 1225 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1226 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1227 | struct gprs_rlcmac_pdch *pdch; |
| 1228 | gprs_rlcmac_bts *bts; |
| 1229 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | 20f6fd1 | 2015-06-08 11:05:45 +0200 | [diff] [blame] | 1230 | struct pcu_l1_meas meas; |
| 1231 | meas.set_rssi(31); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1232 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1233 | bts = the_bts->bts_data(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1234 | |
| 1235 | /* needed to set last_rts_fn in the PDCH object */ |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1236 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1237 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1238 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
| 1239 | 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] | 1240 | |
| 1241 | /* get next free TFI */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1242 | 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] | 1243 | |
| 1244 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1245 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1246 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1247 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1248 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1249 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 1250 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1251 | Count_MS_RA_capability_value = 1; |
| 1252 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1253 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
| 1254 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1255 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1256 | Exist_GPRS_multislot_class = 1; |
| 1257 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1258 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1259 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1260 | if (egprs_ms_class) { |
| 1261 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1262 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1263 | Exist_EGPRS_multislot_class = 1; |
| 1264 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1265 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1266 | EGPRS_multislot_class = ms_class; |
| 1267 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1268 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1269 | 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] | 1270 | |
| 1271 | /* check the TBF */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1272 | 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] | 1273 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1274 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1275 | |
| 1276 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1277 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1278 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1279 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1280 | /* send real acknowledgement */ |
| 1281 | send_control_ack(ul_tbf); |
| 1282 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1283 | check_tbf(ul_tbf); |
| 1284 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1285 | /* send fake data */ |
| 1286 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1287 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1288 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1289 | uint8_t(1), /* BSN:7, E:1 */ |
| 1290 | }; |
| 1291 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1292 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1293 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1294 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1295 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1296 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1297 | OSMO_ASSERT(ms->ta() == qta/4); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1298 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 1299 | |
| 1300 | return ul_tbf; |
| 1301 | } |
| 1302 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1303 | static void send_dl_data(BTS *the_bts, uint32_t tlli, const char *imsi, |
| 1304 | const uint8_t *data, unsigned data_size) |
| 1305 | { |
| 1306 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1307 | |
| 1308 | ms = the_bts->ms_store().get_ms(tlli, 0, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1309 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 1310 | 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] | 1311 | 1000, data, data_size); |
| 1312 | |
| 1313 | ms = the_bts->ms_by_imsi(imsi); |
| 1314 | OSMO_ASSERT(ms != NULL); |
| 1315 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1316 | |
| 1317 | if (imsi[0] && strcmp(imsi, "000") != 0) { |
| 1318 | ms2 = the_bts->ms_by_tlli(tlli); |
| 1319 | OSMO_ASSERT(ms == ms2); |
| 1320 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1321 | } |
| 1322 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1323 | static void transmit_dl_data(BTS *the_bts, uint32_t tlli, uint32_t *fn, |
| 1324 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1325 | { |
| 1326 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1327 | GprsMs *ms; |
| 1328 | unsigned ts_no; |
| 1329 | |
| 1330 | ms = the_bts->ms_by_tlli(tlli); |
| 1331 | OSMO_ASSERT(ms); |
| 1332 | dl_tbf = ms->dl_tbf(); |
| 1333 | OSMO_ASSERT(dl_tbf); |
| 1334 | |
| 1335 | while (dl_tbf->have_data()) { |
| 1336 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1337 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1338 | if (!(slots & (1 << ts_no))) |
| 1339 | continue; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1340 | gprs_rlcmac_rcv_rts_block(the_bts->bts_data(), |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1341 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1342 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1343 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1344 | *fn = fn_add_blocks(*fn, 1); |
| 1345 | } |
| 1346 | } |
| 1347 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1348 | static void test_tbf_single_phase() |
| 1349 | { |
| 1350 | BTS the_bts; |
| 1351 | int ts_no = 7; |
| 1352 | uint32_t fn = 2654167; /* 17,25,9 */ |
| 1353 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1354 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1355 | uint16_t qta = 31; |
| 1356 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1357 | GprsMs *ms; |
| 1358 | |
| 1359 | printf("=== start %s ===\n", __func__); |
| 1360 | |
| 1361 | setup_bts(&the_bts, ts_no); |
| 1362 | |
| 1363 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli, &fn, qta); |
| 1364 | |
| 1365 | ms = ul_tbf->ms(); |
| 1366 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1367 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1368 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1369 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1370 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1371 | printf("=== end %s ===\n", __func__); |
| 1372 | } |
| 1373 | |
| 1374 | static void test_tbf_two_phase() |
| 1375 | { |
| 1376 | BTS the_bts; |
| 1377 | int ts_no = 7; |
| 1378 | uint32_t fn = 2654218; |
| 1379 | uint16_t qta = 31; |
| 1380 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1381 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1382 | uint8_t ms_class = 1; |
| 1383 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1384 | GprsMs *ms; |
| 1385 | |
| 1386 | printf("=== start %s ===\n", __func__); |
| 1387 | |
| 1388 | setup_bts(&the_bts, ts_no, 4); |
| 1389 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1390 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 1391 | ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1392 | |
| 1393 | ms = ul_tbf->ms(); |
| 1394 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1395 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1396 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1397 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1398 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1399 | printf("=== end %s ===\n", __func__); |
| 1400 | } |
| 1401 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1402 | static void test_tbf_ra_update_rach() |
| 1403 | { |
| 1404 | BTS the_bts; |
| 1405 | int ts_no = 7; |
| 1406 | uint32_t fn = 2654218; |
| 1407 | uint16_t qta = 31; |
| 1408 | uint32_t tlli1 = 0xf1223344; |
| 1409 | uint32_t tlli2 = 0xf5667788; |
| 1410 | const char *imsi = "0011223344"; |
| 1411 | uint8_t ms_class = 1; |
| 1412 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1413 | GprsMs *ms, *ms1, *ms2; |
| 1414 | |
| 1415 | printf("=== start %s ===\n", __func__); |
| 1416 | |
| 1417 | setup_bts(&the_bts, ts_no, 4); |
| 1418 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1419 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1420 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1421 | |
| 1422 | ms1 = ul_tbf->ms(); |
| 1423 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1424 | |
| 1425 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
| 1426 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1427 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1428 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1429 | /* Send Packet Downlink Assignment to MS */ |
| 1430 | request_dl_rlc_block(ul_tbf, &fn); |
| 1431 | |
| 1432 | /* Ack it */ |
| 1433 | send_control_ack(ul_tbf); |
| 1434 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1435 | /* Make sure the RAU Accept gets sent to the MS */ |
| 1436 | OSMO_ASSERT(ms1->llc_queue()->size() == 1); |
| 1437 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1438 | OSMO_ASSERT(ms1->llc_queue()->size() == 0); |
| 1439 | |
| 1440 | /* Now establish a new TBF for the RA UPDATE COMPLETE (new TLLI) */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1441 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli2, &fn, qta, |
| 1442 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1443 | |
| 1444 | ms2 = ul_tbf->ms(); |
| 1445 | |
| 1446 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 1447 | OSMO_ASSERT(ms1 != ms2); |
| 1448 | |
| 1449 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1450 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1451 | |
| 1452 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 1453 | * the PCU can see, that both MS objects belong to same MS */ |
| 1454 | send_dl_data(&the_bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
| 1455 | |
| 1456 | ms = the_bts.ms_by_imsi(imsi); |
| 1457 | OSMO_ASSERT(ms == ms2); |
| 1458 | |
| 1459 | fprintf(stderr, "New MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1460 | ms2->tlli(), ms2->ta(), ms2->imsi(), ms2->llc_queue()->size()); |
| 1461 | |
| 1462 | ms = the_bts.ms_by_tlli(tlli1); |
| 1463 | OSMO_ASSERT(ms == NULL); |
| 1464 | ms = the_bts.ms_by_tlli(tlli2); |
| 1465 | OSMO_ASSERT(ms == ms2); |
| 1466 | |
| 1467 | printf("=== end %s ===\n", __func__); |
| 1468 | } |
| 1469 | |
| 1470 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 1471 | { |
| 1472 | BTS the_bts; |
| 1473 | int ts_no = 7; |
| 1474 | uint32_t fn = 2654218; |
| 1475 | uint16_t qta = 31; |
| 1476 | uint32_t tlli1 = 0xf1223344; |
| 1477 | const char *imsi = "0011223344"; |
| 1478 | uint8_t ms_class = 1; |
| 1479 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1480 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1481 | GprsMs *ms, *ms1, *ms2; |
| 1482 | |
| 1483 | printf("=== start %s ===\n", __func__); |
| 1484 | |
| 1485 | setup_bts(&the_bts, ts_no, 1); |
| 1486 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1487 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1488 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1489 | |
| 1490 | ms1 = ul_tbf->ms(); |
| 1491 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1492 | |
| 1493 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1494 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
| 1495 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1496 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1497 | |
| 1498 | OSMO_ASSERT(ms1->llc_queue()->size() == 2); |
| 1499 | dl_tbf = ms1->dl_tbf(); |
| 1500 | OSMO_ASSERT(dl_tbf != NULL); |
| 1501 | |
| 1502 | /* Get rid of old UL TBF */ |
| 1503 | tbf_free(ul_tbf); |
| 1504 | ms = the_bts.ms_by_tlli(tlli1); |
| 1505 | OSMO_ASSERT(ms1 == ms); |
| 1506 | |
| 1507 | /* Now establish a new UL TBF, this will consume one LLC packet */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1508 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1509 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1510 | |
| 1511 | ms2 = ul_tbf->ms(); |
| 1512 | fprintf(stderr, "New MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1513 | ms2->tlli(), ms2->ta(), ms2->imsi(), ms2->llc_queue()->size()); |
| 1514 | |
| 1515 | /* This should be the same MS object */ |
| 1516 | OSMO_ASSERT(ms2 == ms1); |
| 1517 | |
| 1518 | ms = the_bts.ms_by_tlli(tlli1); |
| 1519 | OSMO_ASSERT(ms2 == ms); |
| 1520 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 1521 | /* A DL TBF should still exist */ |
| 1522 | OSMO_ASSERT(ms->dl_tbf()); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1523 | |
| 1524 | /* No queued packets should be lost */ |
Jacob Erlbeck | 9659d59 | 2015-09-01 11:06:14 +0200 | [diff] [blame] | 1525 | OSMO_ASSERT(ms->llc_queue()->size() == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1526 | |
| 1527 | printf("=== end %s ===\n", __func__); |
| 1528 | } |
| 1529 | |
| 1530 | |
| 1531 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 1532 | { |
| 1533 | BTS the_bts; |
| 1534 | int ts_no = 7; |
| 1535 | uint32_t fn = 2654218; |
| 1536 | uint16_t qta = 31; |
| 1537 | uint32_t tlli1 = 0xf1223344; |
| 1538 | const char *imsi = "0011223344"; |
| 1539 | uint8_t ms_class = 1; |
| 1540 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1541 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1542 | GprsMs *ms, *ms1, *ms2; |
| 1543 | |
| 1544 | printf("=== start %s ===\n", __func__); |
| 1545 | |
| 1546 | setup_bts(&the_bts, ts_no, 1); |
| 1547 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1548 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1549 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1550 | |
| 1551 | ms1 = ul_tbf->ms(); |
| 1552 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1553 | |
| 1554 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1555 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
| 1556 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1557 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1558 | |
| 1559 | OSMO_ASSERT(ms1->llc_queue()->size() == 2); |
| 1560 | dl_tbf = ms1->dl_tbf(); |
| 1561 | OSMO_ASSERT(dl_tbf != NULL); |
| 1562 | |
| 1563 | /* Get rid of old UL TBF */ |
| 1564 | tbf_free(ul_tbf); |
| 1565 | ms = the_bts.ms_by_tlli(tlli1); |
| 1566 | OSMO_ASSERT(ms1 == ms); |
| 1567 | |
| 1568 | /* Now establish a new UL TBF */ |
| 1569 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli1, &fn, qta); |
| 1570 | |
| 1571 | ms2 = ul_tbf->ms(); |
| 1572 | fprintf(stderr, "New MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1573 | ms2->tlli(), ms2->ta(), ms2->imsi(), ms2->llc_queue()->size()); |
| 1574 | |
| 1575 | /* There should be a different MS object */ |
| 1576 | OSMO_ASSERT(ms2 != ms1); |
| 1577 | |
| 1578 | ms = the_bts.ms_by_tlli(tlli1); |
| 1579 | OSMO_ASSERT(ms2 == ms); |
| 1580 | OSMO_ASSERT(ms1 != ms); |
| 1581 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 1582 | /* DL TBF should be removed */ |
| 1583 | OSMO_ASSERT(!ms->dl_tbf()); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1584 | |
| 1585 | /* No queued packets should be lost */ |
Jacob Erlbeck | 9659d59 | 2015-09-01 11:06:14 +0200 | [diff] [blame] | 1586 | OSMO_ASSERT(ms->llc_queue()->size() == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1587 | |
| 1588 | printf("=== end %s ===\n", __func__); |
| 1589 | } |
| 1590 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1591 | static void test_tbf_dl_reuse() |
| 1592 | { |
| 1593 | BTS the_bts; |
| 1594 | int ts_no = 7; |
| 1595 | uint32_t fn = 2654218; |
| 1596 | uint16_t qta = 31; |
| 1597 | uint32_t tlli1 = 0xf1223344; |
| 1598 | const char *imsi = "0011223344"; |
| 1599 | uint8_t ms_class = 1; |
| 1600 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1601 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 1602 | GprsMs *ms1, *ms2; |
| 1603 | unsigned i; |
| 1604 | RlcMacUplink_t ulreq = {0}; |
| 1605 | |
| 1606 | printf("=== start %s ===\n", __func__); |
| 1607 | |
| 1608 | setup_bts(&the_bts, ts_no, 1); |
| 1609 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1610 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1611 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1612 | |
| 1613 | ms1 = ul_tbf->ms(); |
| 1614 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1615 | |
| 1616 | /* Send some LLC frames */ |
| 1617 | for (i = 0; i < 40; i++) { |
| 1618 | char buf[32]; |
| 1619 | int rc; |
| 1620 | |
| 1621 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 1622 | OSMO_ASSERT(rc > 0); |
| 1623 | |
| 1624 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 1625 | } |
| 1626 | |
| 1627 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1628 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1629 | |
| 1630 | /* Send Packet Downlink Assignment to MS */ |
| 1631 | request_dl_rlc_block(ul_tbf, &fn); |
| 1632 | |
| 1633 | /* Ack it */ |
| 1634 | send_control_ack(ul_tbf); |
| 1635 | |
| 1636 | /* Transmit all data */ |
| 1637 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1638 | OSMO_ASSERT(ms1->llc_queue()->size() == 0); |
| 1639 | OSMO_ASSERT(ms1->dl_tbf()); |
| 1640 | OSMO_ASSERT(ms1->dl_tbf()->state_is(GPRS_RLCMAC_FINISHED)); |
| 1641 | |
| 1642 | dl_tbf1 = ms1->dl_tbf(); |
| 1643 | |
| 1644 | /* Send some LLC frames */ |
| 1645 | for (i = 0; i < 10; i++) { |
| 1646 | char buf[32]; |
| 1647 | int rc; |
| 1648 | |
| 1649 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 1650 | OSMO_ASSERT(rc > 0); |
| 1651 | |
| 1652 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 1653 | } |
| 1654 | |
| 1655 | /* Fake Final DL Ack/Nack */ |
| 1656 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 1657 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 1658 | |
| 1659 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1660 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 1661 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 1662 | |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 1663 | 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] | 1664 | |
| 1665 | OSMO_ASSERT(dl_tbf1->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 1666 | |
| 1667 | request_dl_rlc_block(dl_tbf1, &fn); |
| 1668 | |
| 1669 | ms2 = the_bts.ms_by_tlli(tlli1); |
| 1670 | OSMO_ASSERT(ms2 == ms1); |
| 1671 | OSMO_ASSERT(ms2->dl_tbf()); |
Jacob Erlbeck | f1a7b8f | 2016-02-01 20:59:04 +0100 | [diff] [blame] | 1672 | OSMO_ASSERT(ms2->dl_tbf()->state_is(GPRS_RLCMAC_WAIT_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1673 | |
| 1674 | dl_tbf2 = ms2->dl_tbf(); |
| 1675 | |
| 1676 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 1677 | |
| 1678 | send_control_ack(dl_tbf1); |
Jacob Erlbeck | 6835cea | 2015-08-21 15:24:02 +0200 | [diff] [blame] | 1679 | OSMO_ASSERT(dl_tbf2->state_is(GPRS_RLCMAC_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1680 | |
| 1681 | /* Transmit all data */ |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1682 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1683 | OSMO_ASSERT(ms2->llc_queue()->size() == 0); |
| 1684 | OSMO_ASSERT(ms2->dl_tbf()); |
| 1685 | OSMO_ASSERT(ms2->dl_tbf()->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1686 | |
| 1687 | printf("=== end %s ===\n", __func__); |
| 1688 | } |
| 1689 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 1690 | static void test_tbf_gprs_egprs() |
| 1691 | { |
| 1692 | BTS the_bts; |
| 1693 | gprs_rlcmac_bts *bts; |
| 1694 | uint8_t ts_no = 4; |
| 1695 | uint8_t ms_class = 45; |
| 1696 | int rc = 0; |
| 1697 | uint32_t tlli = 0xc0006789; |
| 1698 | const char *imsi = "001001123456789"; |
| 1699 | unsigned delay_csec = 1000; |
| 1700 | |
| 1701 | uint8_t buf[256] = {0}; |
| 1702 | |
| 1703 | printf("=== start %s ===\n", __func__); |
| 1704 | |
| 1705 | bts = the_bts.bts_data(); |
| 1706 | setup_bts(&the_bts, ts_no); |
| 1707 | |
| 1708 | /* EGPRS-only */ |
| 1709 | bts->egprs_enabled = 1; |
| 1710 | |
| 1711 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1712 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 1713 | |
| 1714 | /* Does not support EGPRS */ |
| 1715 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
| 1716 | delay_csec, buf, sizeof(buf)); |
| 1717 | |
| 1718 | OSMO_ASSERT(rc == -EBUSY); |
| 1719 | printf("=== end %s ===\n", __func__); |
| 1720 | |
| 1721 | gprs_bssgp_destroy(); |
| 1722 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1723 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 1724 | static void test_tbf_ws() |
| 1725 | { |
| 1726 | BTS the_bts; |
| 1727 | gprs_rlcmac_bts *bts; |
| 1728 | uint8_t ts_no = 4; |
| 1729 | uint8_t ms_class = 12; |
| 1730 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1731 | |
| 1732 | printf("=== start %s ===\n", __func__); |
| 1733 | |
| 1734 | bts = the_bts.bts_data(); |
| 1735 | setup_bts(&the_bts, ts_no); |
| 1736 | |
| 1737 | bts->ws_base = 128; |
| 1738 | bts->ws_pdch = 64; |
| 1739 | bts->alloc_algorithm = alloc_algorithm_b; |
| 1740 | bts->trx[0].pdch[2].enable(); |
| 1741 | bts->trx[0].pdch[3].enable(); |
| 1742 | bts->trx[0].pdch[4].enable(); |
| 1743 | bts->trx[0].pdch[5].enable(); |
| 1744 | |
| 1745 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1746 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 1747 | |
| 1748 | /* Does no support EGPRS */ |
| 1749 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, 0, 0); |
| 1750 | OSMO_ASSERT(dl_tbf != NULL); |
| 1751 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1752 | dl_tbf->dl_slots(), |
| 1753 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1754 | dl_tbf->window()->ws()); |
| 1755 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 4); |
| 1756 | OSMO_ASSERT(dl_tbf->window()->ws() == 64); |
| 1757 | tbf_free(dl_tbf); |
| 1758 | |
| 1759 | /* EGPRS-only */ |
| 1760 | bts->egprs_enabled = 1; |
| 1761 | |
| 1762 | /* Does support EGPRS */ |
| 1763 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, ms_class, 0); |
| 1764 | |
| 1765 | OSMO_ASSERT(dl_tbf != NULL); |
| 1766 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1767 | dl_tbf->dl_slots(), |
| 1768 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1769 | dl_tbf->window()->ws()); |
| 1770 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 4); |
| 1771 | OSMO_ASSERT(dl_tbf->window()->ws() == 128 + 4 * 64); |
| 1772 | tbf_free(dl_tbf); |
| 1773 | |
| 1774 | printf("=== end %s ===\n", __func__); |
| 1775 | |
| 1776 | gprs_bssgp_destroy(); |
| 1777 | } |
| 1778 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 1779 | static void test_tbf_update_ws(void) |
| 1780 | { |
| 1781 | BTS the_bts; |
| 1782 | gprs_rlcmac_bts *bts; |
| 1783 | uint8_t ts_no = 4; |
| 1784 | uint8_t ms_class = 11; |
| 1785 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1786 | |
| 1787 | printf("=== start %s ===\n", __func__); |
| 1788 | |
| 1789 | bts = the_bts.bts_data(); |
| 1790 | setup_bts(&the_bts, ts_no); |
| 1791 | |
| 1792 | bts->ws_base = 128; |
| 1793 | bts->ws_pdch = 64; |
| 1794 | bts->alloc_algorithm = alloc_algorithm_b; |
| 1795 | bts->trx[0].pdch[2].enable(); |
| 1796 | bts->trx[0].pdch[3].enable(); |
| 1797 | bts->trx[0].pdch[4].enable(); |
| 1798 | bts->trx[0].pdch[5].enable(); |
| 1799 | |
| 1800 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1801 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 1802 | |
| 1803 | /* EGPRS-only */ |
| 1804 | bts->egprs_enabled = 1; |
| 1805 | |
| 1806 | /* Does support EGPRS */ |
| 1807 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, ms_class, 1); |
| 1808 | |
| 1809 | OSMO_ASSERT(dl_tbf != NULL); |
| 1810 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1811 | dl_tbf->dl_slots(), |
| 1812 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1813 | dl_tbf->window()->ws()); |
| 1814 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 1); |
| 1815 | OSMO_ASSERT(dl_tbf->window()->ws() == 128 + 1 * 64); |
| 1816 | |
| 1817 | dl_tbf->update(); |
| 1818 | |
| 1819 | /* |
| 1820 | * TODO: Should not expect window size as 192. |
| 1821 | * should be fixed in subsequent patch |
| 1822 | */ |
| 1823 | OSMO_ASSERT(dl_tbf != NULL); |
| 1824 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1825 | dl_tbf->dl_slots(), |
| 1826 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1827 | dl_tbf->window()->ws()); |
| 1828 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 4); |
| 1829 | OSMO_ASSERT(dl_tbf->window()->ws() == 128 + 1 * 64); |
| 1830 | |
| 1831 | tbf_free(dl_tbf); |
| 1832 | |
| 1833 | printf("=== end %s ===\n", __func__); |
| 1834 | |
| 1835 | gprs_bssgp_destroy(); |
| 1836 | } |
| 1837 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 1838 | static void test_tbf_puan_urbb_len(void) |
| 1839 | { |
| 1840 | BTS the_bts; |
| 1841 | int ts_no = 7; |
| 1842 | uint32_t fn = 2654218; |
| 1843 | uint16_t qta = 31; |
| 1844 | uint32_t tlli = 0xf1223344; |
| 1845 | const char *imsi = "0011223344"; |
| 1846 | uint8_t ms_class = 1; |
| 1847 | uint8_t egprs_ms_class = 1; |
| 1848 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1849 | GprsMs *ms; |
| 1850 | uint8_t test_data[256]; |
| 1851 | |
| 1852 | printf("=== start %s ===\n", __func__); |
| 1853 | |
| 1854 | memset(test_data, 1, sizeof(test_data)); |
| 1855 | |
| 1856 | setup_bts(&the_bts, ts_no, 4); |
| 1857 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1858 | the_bts.bts_data()->egprs_enabled = 1; |
| 1859 | |
| 1860 | ul_tbf = puan_urbb_len_issue(&the_bts, ts_no, tlli, &fn, qta, |
| 1861 | ms_class, egprs_ms_class); |
| 1862 | |
| 1863 | ms = ul_tbf->ms(); |
| 1864 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1865 | fprintf(stderr, |
| 1866 | "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1867 | |
| 1868 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1869 | |
| 1870 | printf("=== end %s ===\n", __func__); |
| 1871 | } |
| 1872 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1873 | static void test_tbf_egprs_two_phase_spb(void) |
| 1874 | { |
| 1875 | BTS the_bts; |
| 1876 | int ts_no = 7; |
| 1877 | uint32_t fn = 2654218; |
| 1878 | uint16_t qta = 31; |
| 1879 | uint32_t tlli = 0xf1223344; |
| 1880 | const char *imsi = "0011223344"; |
| 1881 | uint8_t ms_class = 1; |
| 1882 | uint8_t egprs_ms_class = 1; |
| 1883 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1884 | GprsMs *ms; |
| 1885 | uint8_t test_data[256]; |
| 1886 | |
| 1887 | printf("=== start %s ===\n", __func__); |
| 1888 | |
| 1889 | memset(test_data, 1, sizeof(test_data)); |
| 1890 | |
| 1891 | setup_bts(&the_bts, ts_no, 4); |
| 1892 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1893 | the_bts.bts_data()->egprs_enabled = 1; |
| 1894 | |
| 1895 | ul_tbf = establish_ul_tbf_two_phase_spb(&the_bts, ts_no, tlli, &fn, qta, |
| 1896 | ms_class, egprs_ms_class); |
| 1897 | |
| 1898 | ms = ul_tbf->ms(); |
| 1899 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1900 | fprintf(stderr, |
| 1901 | "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1902 | |
| 1903 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1904 | |
| 1905 | printf("=== end %s ===\n", __func__); |
| 1906 | } |
| 1907 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1908 | static void test_tbf_egprs_two_phase() |
| 1909 | { |
| 1910 | BTS the_bts; |
| 1911 | int ts_no = 7; |
| 1912 | uint32_t fn = 2654218; |
| 1913 | uint16_t qta = 31; |
| 1914 | uint32_t tlli = 0xf1223344; |
| 1915 | const char *imsi = "0011223344"; |
| 1916 | uint8_t ms_class = 1; |
| 1917 | uint8_t egprs_ms_class = 1; |
| 1918 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1919 | GprsMs *ms; |
| 1920 | uint8_t test_data[256]; |
| 1921 | |
| 1922 | printf("=== start %s ===\n", __func__); |
| 1923 | |
| 1924 | memset(test_data, 1, sizeof(test_data)); |
| 1925 | |
| 1926 | setup_bts(&the_bts, ts_no, 4); |
| 1927 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1928 | the_bts.bts_data()->egprs_enabled = 1; |
| 1929 | |
| 1930 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 1931 | ms_class, egprs_ms_class); |
| 1932 | |
| 1933 | ms = ul_tbf->ms(); |
| 1934 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1935 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1936 | |
| 1937 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1938 | |
| 1939 | printf("=== end %s ===\n", __func__); |
| 1940 | } |
| 1941 | |
| 1942 | static void establish_and_use_egprs_dl_tbf(BTS *the_bts, int mcs) |
| 1943 | { |
| 1944 | unsigned i; |
| 1945 | uint8_t ms_class = 11; |
| 1946 | uint8_t egprs_ms_class = 11; |
| 1947 | uint32_t fn = 0; |
| 1948 | uint8_t trx_no; |
| 1949 | uint32_t tlli = 0xffeeddcc; |
| 1950 | uint8_t test_data[512]; |
| 1951 | |
| 1952 | uint8_t rbb[64/8]; |
| 1953 | |
| 1954 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1955 | |
| 1956 | printf("Testing MCS-%d\n", mcs); |
| 1957 | |
| 1958 | memset(test_data, 1, sizeof(test_data)); |
| 1959 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 1960 | |
| 1961 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 1962 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 1963 | |
| 1964 | for (i = 0; i < sizeof(llc_data); i++) |
| 1965 | llc_data[i] = i%256; |
| 1966 | |
| 1967 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1968 | |
| 1969 | /* Schedule a small LLC frame */ |
| 1970 | dl_tbf->append_data(ms_class, 1000, test_data, 10); |
| 1971 | |
| 1972 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1973 | |
| 1974 | /* Drain the queue */ |
| 1975 | while (dl_tbf->have_data()) |
| 1976 | /* Request to send one RLC/MAC block */ |
| 1977 | request_dl_rlc_block(dl_tbf, &fn); |
| 1978 | |
| 1979 | /* Schedule a large LLC frame */ |
| 1980 | dl_tbf->append_data(ms_class, 1000, test_data, sizeof(test_data)); |
| 1981 | |
| 1982 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1983 | |
| 1984 | /* Drain the queue */ |
| 1985 | while (dl_tbf->have_data()) |
| 1986 | /* Request to send one RLC/MAC block */ |
| 1987 | request_dl_rlc_block(dl_tbf, &fn); |
| 1988 | |
| 1989 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1990 | |
| 1991 | /* Receive a final ACK */ |
| 1992 | dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| 1993 | |
| 1994 | /* Clean up and ensure tbfs are in the correct state */ |
| 1995 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 1996 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| 1997 | check_tbf(dl_tbf); |
| 1998 | tbf_free(dl_tbf); |
| 1999 | } |
| 2000 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2001 | static gprs_rlcmac_dl_tbf *tbf_init(BTS *the_bts, |
| 2002 | int mcs) |
| 2003 | { |
| 2004 | unsigned i; |
| 2005 | uint8_t ms_class = 11; |
| 2006 | uint8_t egprs_ms_class = 11; |
| 2007 | uint32_t fn = 0; |
| 2008 | uint8_t trx_no; |
| 2009 | uint32_t tlli = 0xffeeddcc; |
| 2010 | uint8_t test_data[512]; |
| 2011 | |
| 2012 | uint8_t rbb[64/8]; |
| 2013 | |
| 2014 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2015 | |
| 2016 | memset(test_data, 1, sizeof(test_data)); |
| 2017 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 2018 | |
| 2019 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2020 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2021 | |
| 2022 | for (i = 0; i < sizeof(test_data); i++) |
| 2023 | test_data[i] = i%256; |
| 2024 | |
| 2025 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2026 | |
| 2027 | /* Schedule a LLC frame |
| 2028 | * passing only 100 bytes, since it is enough to construct |
| 2029 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2030 | * cases |
| 2031 | */ |
| 2032 | dl_tbf->append_data(ms_class, 1000, test_data, 100); |
| 2033 | |
| 2034 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2035 | |
| 2036 | return dl_tbf; |
| 2037 | |
| 2038 | } |
| 2039 | |
| 2040 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2041 | { |
| 2042 | uint32_t fn = 0; |
| 2043 | uint8_t rbb[64/8]; |
| 2044 | |
| 2045 | /* Receive a final ACK */ |
| 2046 | dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| 2047 | |
| 2048 | /* Clean up and ensure tbfs are in the correct state */ |
| 2049 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 2050 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| 2051 | check_tbf(dl_tbf); |
| 2052 | tbf_free(dl_tbf); |
| 2053 | |
| 2054 | } |
| 2055 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2056 | static void egprs_spb_to_normal_validation(BTS *the_bts, |
| 2057 | int mcs, int demanded_mcs) |
| 2058 | { |
| 2059 | uint32_t fn = 0; |
| 2060 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2061 | uint8_t block_nr = 0; |
| 2062 | int index1 = 0; |
| 2063 | uint8_t bn; |
| 2064 | uint16_t bsn1, bsn2, bsn3; |
| 2065 | struct msgb *msg; |
| 2066 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2067 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2068 | |
| 2069 | printf("Testing retx for MCS %d to reseg_mcs %d\n", mcs, demanded_mcs); |
| 2070 | |
| 2071 | dl_tbf = tbf_init(the_bts, mcs); |
| 2072 | |
| 2073 | /* |
| 2074 | * Table 10.4.8a.3.1 of 44.060. |
| 2075 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2076 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2077 | */ |
| 2078 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2079 | return; |
| 2080 | |
| 2081 | fn = fn_add_blocks(fn, 1); |
| 2082 | /* Send first RLC data block BSN 0 */ |
| 2083 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2084 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2085 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2086 | == mcs); |
| 2087 | |
| 2088 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2089 | bsn1 = (egprs2->bsn1_hi << 9) || (egprs2->bsn1_mid << 1) |
| 2090 | || (egprs2->bsn1_lo); |
| 2091 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2092 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2093 | OSMO_ASSERT(bsn1 == 0); |
| 2094 | |
| 2095 | dl_tbf->ms()->set_current_cs_dl |
| 2096 | (static_cast < GprsCodingScheme::Scheme > |
| 2097 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2098 | |
| 2099 | fn = fn_add_blocks(fn, 1); |
| 2100 | |
| 2101 | /* Send first segment with demanded_mcs */ |
| 2102 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2103 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2104 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2105 | == demanded_mcs); |
| 2106 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2107 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2108 | |
| 2109 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2110 | OSMO_ASSERT(egprs3->spb == 2); |
| 2111 | |
| 2112 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2113 | OSMO_ASSERT(egprs3->cps == 3); |
| 2114 | |
| 2115 | /* Send second segment with demanded_mcs */ |
| 2116 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2117 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2118 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2119 | == demanded_mcs); |
| 2120 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2121 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2122 | |
| 2123 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2124 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2125 | OSMO_ASSERT(egprs3->spb == 3); |
| 2126 | bsn2 = (egprs3->bsn1_hi << 9) || (egprs3->bsn1_mid << 1) || |
| 2127 | (egprs3->bsn1_lo); |
| 2128 | OSMO_ASSERT(bsn2 == bsn1); |
| 2129 | |
| 2130 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2131 | OSMO_ASSERT(egprs3->cps == 3); |
| 2132 | |
| 2133 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
| 2134 | dl_tbf->ms()->set_current_cs_dl |
| 2135 | (static_cast < GprsCodingScheme::Scheme > |
| 2136 | (GprsCodingScheme::CS4 + mcs)); |
| 2137 | |
| 2138 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2139 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2140 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2141 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2142 | |
| 2143 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2144 | OSMO_ASSERT(egprs2->cps == 0); |
| 2145 | bsn3 = (egprs2->bsn1_hi << 9) || (egprs2->bsn1_mid << 1) || |
| 2146 | (egprs2->bsn1_lo); |
| 2147 | OSMO_ASSERT(bsn3 == bsn2); |
| 2148 | |
| 2149 | tbf_cleanup(dl_tbf); |
| 2150 | } |
| 2151 | static void establish_and_use_egprs_dl_tbf_for_spb(BTS *the_bts, |
| 2152 | int mcs, int demanded_mcs) |
| 2153 | { |
| 2154 | uint32_t fn = 0; |
| 2155 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2156 | uint8_t block_nr = 0; |
| 2157 | int index1 = 0; |
| 2158 | uint8_t bn; |
| 2159 | struct msgb *msg; |
| 2160 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2161 | |
| 2162 | printf("Testing retx for MCS %d to reseg_mcs %d\n", mcs, demanded_mcs); |
| 2163 | |
| 2164 | dl_tbf = tbf_init(the_bts, mcs); |
| 2165 | |
| 2166 | /* |
| 2167 | * Table 10.4.8a.3.1 of 44.060. |
| 2168 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2169 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2170 | */ |
| 2171 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 2172 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2173 | * dated 2016-02-07 23:45:40 (UTC) |
| 2174 | */ |
| 2175 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 2176 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 2177 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 2178 | return; |
| 2179 | |
| 2180 | fn = fn_add_blocks(fn, 1); |
| 2181 | /* Send first RLC data block BSN 0 */ |
| 2182 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2183 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2184 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2185 | == mcs); |
| 2186 | |
| 2187 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2188 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2189 | |
| 2190 | dl_tbf->ms()->set_current_cs_dl |
| 2191 | (static_cast < GprsCodingScheme::Scheme > |
| 2192 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2193 | |
| 2194 | fn = fn_add_blocks(fn, 1); |
| 2195 | |
| 2196 | /* Send first segment with demanded_mcs */ |
| 2197 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2198 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2199 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2200 | == demanded_mcs); |
| 2201 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2202 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2203 | |
| 2204 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2205 | OSMO_ASSERT(egprs3->spb == 2); |
| 2206 | |
| 2207 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2208 | switch (demanded_mcs) { |
| 2209 | case 3: |
| 2210 | OSMO_ASSERT(egprs3->cps == 3); |
| 2211 | break; |
| 2212 | case 2: |
| 2213 | OSMO_ASSERT(egprs3->cps == 9); |
| 2214 | break; |
| 2215 | case 1: |
| 2216 | OSMO_ASSERT(egprs3->cps == 11); |
| 2217 | break; |
| 2218 | default: |
| 2219 | OSMO_ASSERT(false); |
| 2220 | break; |
| 2221 | } |
| 2222 | |
| 2223 | /* Send second segment with demanded_mcs */ |
| 2224 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2225 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2226 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2227 | == demanded_mcs); |
| 2228 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2229 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2230 | |
| 2231 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2232 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2233 | OSMO_ASSERT(egprs3->spb == 3); |
| 2234 | |
| 2235 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2236 | switch (demanded_mcs) { |
| 2237 | case 3: |
| 2238 | OSMO_ASSERT(egprs3->cps == 3); |
| 2239 | break; |
| 2240 | case 2: |
| 2241 | OSMO_ASSERT(egprs3->cps == 9); |
| 2242 | break; |
| 2243 | case 1: |
| 2244 | OSMO_ASSERT(egprs3->cps == 11); |
| 2245 | break; |
| 2246 | default: |
| 2247 | OSMO_ASSERT(false); |
| 2248 | break; |
| 2249 | } |
| 2250 | tbf_cleanup(dl_tbf); |
| 2251 | } |
| 2252 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2253 | static void establish_and_use_egprs_dl_tbf_for_retx(BTS *the_bts, |
| 2254 | int mcs, int demanded_mcs) |
| 2255 | { |
| 2256 | uint32_t fn = 0; |
| 2257 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2258 | uint8_t block_nr = 0; |
| 2259 | int index1 = 0; |
| 2260 | uint8_t bn; |
| 2261 | struct msgb *msg; |
| 2262 | |
| 2263 | printf("Testing retx for MCS %d - %d\n", mcs, demanded_mcs); |
| 2264 | |
| 2265 | dl_tbf = tbf_init(the_bts, mcs); |
| 2266 | |
| 2267 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 2268 | * The MCS transition are referred from table Table 8.1.1.2 |
| 2269 | * of TS 44.060 |
| 2270 | */ |
| 2271 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 2272 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2273 | * dated 2016-02-07 23:45:40 (UTC) |
| 2274 | */ |
| 2275 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 2276 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 2277 | fn = fn_add_blocks(fn, 1); |
| 2278 | /* Send 2 RLC data block */ |
| 2279 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2280 | |
| 2281 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2282 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2283 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2284 | == mcs); |
| 2285 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2286 | == mcs); |
| 2287 | |
| 2288 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2289 | dl_tbf->m_window.m_v_b.mark_nacked(1); |
| 2290 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2291 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2292 | |
| 2293 | /* Set the demanded MCS to demanded_mcs */ |
| 2294 | dl_tbf->ms()->set_current_cs_dl |
| 2295 | (static_cast < GprsCodingScheme::Scheme > |
| 2296 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2297 | |
| 2298 | fn = fn_add_blocks(fn, 1); |
| 2299 | /* Retransmit the first RLC data block with demanded_mcs */ |
| 2300 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2301 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2302 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2303 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2304 | == demanded_mcs); |
| 2305 | |
| 2306 | fn = fn_add_blocks(fn, 1); |
| 2307 | /* Retransmit the second RLC data block with demanded_mcs */ |
| 2308 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2309 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2310 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2311 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2312 | == demanded_mcs); |
| 2313 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 2314 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 2315 | fn = fn_add_blocks(fn, 1); |
| 2316 | /* Send first RLC data block BSN 0 */ |
| 2317 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2318 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2319 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2320 | == mcs); |
| 2321 | |
| 2322 | fn = fn_add_blocks(fn, 1); |
| 2323 | /* Send second RLC data block BSN 1 */ |
| 2324 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2325 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2326 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2327 | == mcs); |
| 2328 | |
| 2329 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2330 | dl_tbf->m_window.m_v_b.mark_nacked(1); |
| 2331 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2332 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2333 | |
| 2334 | dl_tbf->ms()->set_current_cs_dl |
| 2335 | (static_cast < GprsCodingScheme::Scheme > |
| 2336 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2337 | |
| 2338 | fn = fn_add_blocks(fn, 1); |
| 2339 | /* Send first, second RLC data blocks with demanded_mcs */ |
| 2340 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2341 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2342 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2343 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2344 | == demanded_mcs); |
| 2345 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2346 | == demanded_mcs); |
| 2347 | } else if (mcs > 6) { |
| 2348 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 2349 | fn = fn_add_blocks(fn, 1); |
| 2350 | /* Send first,second RLC data blocks */ |
| 2351 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2352 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2353 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2354 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2355 | == mcs); |
| 2356 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2357 | == mcs); |
| 2358 | |
| 2359 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2360 | dl_tbf->m_window.m_v_b.mark_nacked(1); |
| 2361 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2362 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2363 | |
| 2364 | fn = fn_add_blocks(fn, 1); |
| 2365 | /* Send first,second RLC data blocks with demanded_mcs*/ |
| 2366 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2367 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2368 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2369 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2370 | == mcs); |
| 2371 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2372 | == mcs); |
| 2373 | } else { |
| 2374 | |
| 2375 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 2376 | fn = fn_add_blocks(fn, 1); |
| 2377 | /* Send first RLC data block */ |
| 2378 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2379 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2380 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2381 | == mcs); |
| 2382 | |
| 2383 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2384 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2385 | |
| 2386 | fn = fn_add_blocks(fn, 1); |
| 2387 | /* Send first RLC data block with demanded_mcs */ |
| 2388 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2389 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2390 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2391 | == mcs); |
| 2392 | } |
| 2393 | |
| 2394 | tbf_cleanup(dl_tbf); |
| 2395 | } |
| 2396 | |
| 2397 | static void test_tbf_egprs_retx_dl(void) |
| 2398 | { |
| 2399 | BTS the_bts; |
| 2400 | gprs_rlcmac_bts *bts; |
| 2401 | uint8_t ts_no = 4; |
| 2402 | int i, j; |
| 2403 | |
| 2404 | printf("=== start %s ===\n", __func__); |
| 2405 | |
| 2406 | bts = the_bts.bts_data(); |
| 2407 | bts->cs_downgrade_threshold = 0; |
| 2408 | setup_bts(&the_bts, ts_no); |
| 2409 | bts->dl_tbf_idle_msec = 200; |
| 2410 | bts->egprs_enabled = 1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2411 | /* ARQ II */ |
| 2412 | bts->dl_arq_type = EGPRS_ARQ2; |
| 2413 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2414 | |
| 2415 | /* First parameter is current MCS, second one is demanded_mcs */ |
| 2416 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 6); |
| 2417 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 1, 9); |
| 2418 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 2, 8); |
| 2419 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 5, 7); |
| 2420 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 9); |
| 2421 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 7, 5); |
| 2422 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 9, 6); |
| 2423 | |
| 2424 | printf("=== end %s ===\n", __func__); |
| 2425 | } |
| 2426 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2427 | static void test_tbf_egprs_spb_dl(void) |
| 2428 | { |
| 2429 | BTS the_bts; |
| 2430 | gprs_rlcmac_bts *bts; |
| 2431 | uint8_t ts_no = 4; |
| 2432 | int i, j; |
| 2433 | |
| 2434 | printf("=== start %s ===\n", __func__); |
| 2435 | |
| 2436 | bts = the_bts.bts_data(); |
| 2437 | bts->cs_downgrade_threshold = 0; |
| 2438 | setup_bts(&the_bts, ts_no); |
| 2439 | bts->dl_tbf_idle_msec = 200; |
| 2440 | bts->egprs_enabled = 1; |
| 2441 | |
| 2442 | /* ARQ I resegmentation support */ |
| 2443 | bts->dl_arq_type = EGPRS_ARQ1; |
| 2444 | |
| 2445 | /* |
| 2446 | * First parameter is current MCS, second one is demanded_mcs |
| 2447 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 2448 | * rest scenarios has been integration tested |
| 2449 | */ |
| 2450 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 6, 3); |
| 2451 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 5, 2); |
| 2452 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 4, 1); |
| 2453 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
| 2454 | egprs_spb_to_normal_validation(&the_bts, 6, 3); |
| 2455 | |
| 2456 | printf("=== end %s ===\n", __func__); |
| 2457 | } |
| 2458 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2459 | static void test_tbf_egprs_dl() |
| 2460 | { |
| 2461 | BTS the_bts; |
| 2462 | gprs_rlcmac_bts *bts; |
| 2463 | uint8_t ts_no = 4; |
| 2464 | int i; |
| 2465 | |
| 2466 | printf("=== start %s ===\n", __func__); |
| 2467 | |
| 2468 | bts = the_bts.bts_data(); |
| 2469 | |
| 2470 | setup_bts(&the_bts, ts_no); |
| 2471 | bts->dl_tbf_idle_msec = 200; |
| 2472 | bts->egprs_enabled = 1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2473 | /* ARQ II */ |
| 2474 | bts->dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2475 | |
| 2476 | for (i = 1; i <= 9; i++) |
| 2477 | establish_and_use_egprs_dl_tbf(&the_bts, i); |
| 2478 | |
| 2479 | printf("=== end %s ===\n", __func__); |
| 2480 | } |
| 2481 | |
| 2482 | |
| 2483 | |
Daniel Willmann | 341689d | 2014-06-11 18:33:14 +0200 | [diff] [blame] | 2484 | static const struct log_info_cat default_categories[] = { |
| 2485 | {"DCSN1", "\033[1;31m", "Concrete Syntax Notation One (CSN1)", LOGL_INFO, 0}, |
| 2486 | {"DL1IF", "\033[1;32m", "GPRS PCU L1 interface (L1IF)", LOGL_DEBUG, 1}, |
| 2487 | {"DRLCMAC", "\033[0;33m", "GPRS RLC/MAC layer (RLCMAC)", LOGL_DEBUG, 1}, |
| 2488 | {"DRLCMACDATA", "\033[0;33m", "GPRS RLC/MAC layer Data (RLCMAC)", LOGL_DEBUG, 1}, |
| 2489 | {"DRLCMACDL", "\033[1;33m", "GPRS RLC/MAC layer Downlink (RLCMAC)", LOGL_DEBUG, 1}, |
| 2490 | {"DRLCMACUL", "\033[1;36m", "GPRS RLC/MAC layer Uplink (RLCMAC)", LOGL_DEBUG, 1}, |
| 2491 | {"DRLCMACSCHED", "\033[0;36m", "GPRS RLC/MAC layer Scheduling (RLCMAC)", LOGL_DEBUG, 1}, |
| 2492 | {"DRLCMACMEAS", "\033[1;31m", "GPRS RLC/MAC layer Measurements (RLCMAC)", LOGL_INFO, 1}, |
Jacob Erlbeck | 56af6d5 | 2015-08-17 14:06:21 +0200 | [diff] [blame] | 2493 | {"DNS","\033[1;34m", "GPRS Network Service Protocol (NS)", LOGL_INFO , 1}, |
Daniel Willmann | 341689d | 2014-06-11 18:33:14 +0200 | [diff] [blame] | 2494 | {"DBSSGP","\033[1;34m", "GPRS BSS Gateway Protocol (BSSGP)", LOGL_INFO , 1}, |
| 2495 | {"DPCU", "\033[1;35m", "GPRS Packet Control Unit (PCU)", LOGL_NOTICE, 1}, |
| 2496 | }; |
| 2497 | |
| 2498 | static int filter_fn(const struct log_context *ctx, |
| 2499 | struct log_target *tar) |
| 2500 | { |
| 2501 | return 1; |
| 2502 | } |
| 2503 | |
| 2504 | const struct log_info debug_log_info = { |
| 2505 | filter_fn, |
| 2506 | (struct log_info_cat*)default_categories, |
| 2507 | ARRAY_SIZE(default_categories), |
| 2508 | }; |
| 2509 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2510 | int main(int argc, char **argv) |
| 2511 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 2512 | struct vty_app_info pcu_vty_info = {0}; |
| 2513 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2514 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 2515 | if (!tall_pcu_ctx) |
| 2516 | abort(); |
| 2517 | |
| 2518 | msgb_set_talloc_ctx(tall_pcu_ctx); |
Daniel Willmann | 341689d | 2014-06-11 18:33:14 +0200 | [diff] [blame] | 2519 | osmo_init_logging(&debug_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2520 | log_set_use_color(osmo_stderr_target, 0); |
| 2521 | log_set_print_filename(osmo_stderr_target, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 2522 | bssgp_set_log_ss(DBSSGP); |
| 2523 | |
| 2524 | vty_init(&pcu_vty_info); |
| 2525 | pcu_vty_init(&debug_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2526 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 2527 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2528 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 2529 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 2530 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 2531 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 2532 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 2533 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 2534 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2535 | test_tbf_single_phase(); |
| 2536 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2537 | test_tbf_ra_update_rach(); |
| 2538 | test_tbf_dl_flow_and_rach_two_phase(); |
| 2539 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2540 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2541 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2542 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2543 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2544 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2545 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2546 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2547 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2548 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2549 | test_tbf_update_ws(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 2550 | |
| 2551 | if (getenv("TALLOC_REPORT_FULL")) |
| 2552 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2553 | return EXIT_SUCCESS; |
| 2554 | } |
| 2555 | |
| 2556 | /* |
| 2557 | * stubs that should not be reached |
| 2558 | */ |
| 2559 | extern "C" { |
| 2560 | void l1if_pdch_req() { abort(); } |
| 2561 | void l1if_connect_pdch() { abort(); } |
| 2562 | void l1if_close_pdch() { abort(); } |
| 2563 | void l1if_open_pdch() { abort(); } |
| 2564 | } |