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); |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 184 | check_tbf(dl_tbf); |
| 185 | |
| 186 | /* "Establish" the DL TBF */ |
| 187 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_SEND_ASS; |
| 188 | dl_tbf->set_state(GPRS_RLCMAC_FLOW); |
| 189 | dl_tbf->m_wait_confirm = 0; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 190 | check_tbf(dl_tbf); |
| 191 | |
| 192 | *trx_no_ = trx_no; |
| 193 | |
| 194 | return dl_tbf; |
| 195 | } |
| 196 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 197 | static unsigned fn2bn(unsigned fn) |
| 198 | { |
| 199 | return (fn % 52) / 4; |
| 200 | } |
| 201 | |
| 202 | static unsigned fn_add_blocks(unsigned fn, unsigned blocks) |
| 203 | { |
| 204 | unsigned bn = fn2bn(fn) + blocks; |
| 205 | fn = fn - (fn % 52); |
| 206 | fn += bn * 4 + bn / 3; |
| 207 | return fn % 2715648; |
| 208 | } |
| 209 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 210 | static void request_dl_rlc_block(struct gprs_rlcmac_bts *bts, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 211 | uint8_t trx_no, uint8_t ts_no, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 212 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 213 | { |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 214 | uint8_t bn = fn2bn(*fn); |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 215 | gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, *fn, bn); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 216 | *fn = fn_add_blocks(*fn, 1); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 217 | bn += 1; |
| 218 | if (block_nr) |
| 219 | *block_nr = bn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 220 | } |
| 221 | |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 222 | static void request_dl_rlc_block(struct gprs_rlcmac_tbf *tbf, |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 223 | uint32_t *fn, uint8_t *block_nr = NULL) |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 224 | { |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 225 | request_dl_rlc_block(tbf->bts->bts_data(), tbf->trx->trx_no, |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 226 | tbf->control_ts, fn, block_nr); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 227 | } |
| 228 | |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 229 | enum test_tbf_final_ack_mode { |
| 230 | TEST_MODE_STANDARD, |
| 231 | TEST_MODE_REVERSE_FREE |
| 232 | }; |
| 233 | |
| 234 | 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] | 235 | { |
| 236 | BTS the_bts; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 237 | uint8_t ts_no = 4; |
| 238 | unsigned i; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 239 | uint8_t ms_class = 45; |
| 240 | uint32_t fn; |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 241 | uint8_t block_nr; |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 242 | uint8_t trx_no; |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 243 | GprsMs *ms; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 244 | uint32_t tlli = 0xffeeddcc; |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 245 | |
| 246 | uint8_t rbb[64/8]; |
| 247 | |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 248 | printf("=== start %s ===\n", __func__); |
| 249 | |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 250 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 251 | gprs_rlcmac_tbf *new_tbf; |
| 252 | |
Jacob Erlbeck | a3e4509 | 2015-03-25 09:11:24 +0100 | [diff] [blame] | 253 | setup_bts(&the_bts, ts_no); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 254 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 255 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 256 | ms = dl_tbf->ms(); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 257 | |
| 258 | for (i = 0; i < sizeof(llc_data); i++) |
| 259 | llc_data[i] = i%256; |
| 260 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 261 | /* Schedule two LLC frames */ |
Daniel Willmann | 0f58af6 | 2014-09-19 11:57:21 +0200 | [diff] [blame] | 262 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 263 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 264 | |
| 265 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 266 | /* Send only a few RLC/MAC blocks */ |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 267 | fn = 0; |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 268 | do { |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 269 | /* Request to send one block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 270 | request_dl_rlc_block(dl_tbf, &fn, &block_nr); |
Jacob Erlbeck | ee31090 | 2015-08-24 11:55:17 +0200 | [diff] [blame] | 271 | } while (block_nr < 3); |
Jacob Erlbeck | 64921d2 | 2015-08-24 11:34:47 +0200 | [diff] [blame] | 272 | |
Jacob Erlbeck | 2493c66 | 2015-03-25 10:05:34 +0100 | [diff] [blame] | 273 | OSMO_ASSERT(dl_tbf->have_data()); |
| 274 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 275 | |
| 276 | /* Queue a final ACK */ |
| 277 | memset(rbb, 0, sizeof(rbb)); |
| 278 | /* Receive a final ACK */ |
| 279 | dl_tbf->rcvd_dl_ack(1, 1, rbb); |
| 280 | |
| 281 | /* Clean up and ensure tbfs are in the correct state */ |
| 282 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 283 | new_tbf = ms->dl_tbf(); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 284 | check_tbf(new_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 285 | OSMO_ASSERT(new_tbf != dl_tbf); |
| 286 | OSMO_ASSERT(new_tbf->tfi() == 1); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 287 | check_tbf(dl_tbf); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 288 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 289 | if (test_mode == TEST_MODE_REVERSE_FREE) { |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 290 | GprsMs::Guard guard(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 291 | tbf_free(new_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 292 | OSMO_ASSERT(ms->dl_tbf() == NULL); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 293 | check_tbf(dl_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 294 | tbf_free(dl_tbf); |
| 295 | } else { |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 296 | GprsMs::Guard guard(ms); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 297 | tbf_free(dl_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 298 | OSMO_ASSERT(ms->dl_tbf() == new_tbf); |
Jacob Erlbeck | 08fe76a | 2015-02-23 15:10:20 +0100 | [diff] [blame] | 299 | check_tbf(new_tbf); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 300 | tbf_free(new_tbf); |
Jacob Erlbeck | d3eac28 | 2015-05-22 15:47:55 +0200 | [diff] [blame] | 301 | OSMO_ASSERT(ms->dl_tbf() == NULL); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 302 | } |
Jacob Erlbeck | 53efa3e | 2016-01-11 16:12:01 +0100 | [diff] [blame] | 303 | |
| 304 | printf("=== end %s ===\n", __func__); |
Daniel Willmann | 510d7d3 | 2014-08-15 18:19:41 +0200 | [diff] [blame] | 305 | } |
| 306 | |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 307 | static void test_tbf_delayed_release() |
| 308 | { |
| 309 | BTS the_bts; |
| 310 | gprs_rlcmac_bts *bts; |
| 311 | uint8_t ts_no = 4; |
| 312 | unsigned i; |
| 313 | uint8_t ms_class = 45; |
| 314 | uint32_t fn = 0; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 315 | uint8_t trx_no; |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 316 | uint32_t tlli = 0xffeeddcc; |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 317 | |
| 318 | uint8_t rbb[64/8]; |
| 319 | |
| 320 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 321 | |
| 322 | printf("=== start %s ===\n", __func__); |
| 323 | |
| 324 | bts = the_bts.bts_data(); |
| 325 | |
| 326 | setup_bts(&the_bts, ts_no); |
| 327 | bts->dl_tbf_idle_msec = 200; |
| 328 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 329 | dl_tbf = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | 1c68aba | 2015-05-22 15:40:08 +0200 | [diff] [blame] | 330 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 331 | |
| 332 | for (i = 0; i < sizeof(llc_data); i++) |
| 333 | llc_data[i] = i%256; |
| 334 | |
| 335 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 336 | |
| 337 | /* Schedule two LLC frames */ |
| 338 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 339 | dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| 340 | |
| 341 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 342 | |
| 343 | /* Drain the queue */ |
| 344 | while (dl_tbf->have_data()) |
| 345 | /* Request to send one RLC/MAC block */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 346 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 347 | |
| 348 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 349 | |
| 350 | /* ACK all blocks */ |
| 351 | memset(rbb, 0xff, sizeof(rbb)); |
| 352 | /* Receive an ACK */ |
| 353 | dl_tbf->rcvd_dl_ack(0, dl_tbf->m_window.v_s(), rbb); |
| 354 | OSMO_ASSERT(dl_tbf->m_window.window_empty()); |
| 355 | |
| 356 | /* Force sending of a single block containing an LLC dummy command */ |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 357 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 358 | |
| 359 | /* Receive an ACK */ |
| 360 | dl_tbf->rcvd_dl_ack(0, dl_tbf->m_window.v_s(), rbb); |
| 361 | OSMO_ASSERT(dl_tbf->m_window.window_empty()); |
| 362 | |
| 363 | /* Timeout (make sure fn % 52 remains valid) */ |
| 364 | 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] | 365 | request_dl_rlc_block(dl_tbf, &fn); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 366 | |
| 367 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FINISHED)); |
| 368 | |
| 369 | /* Receive a final ACK */ |
| 370 | dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| 371 | |
| 372 | /* Clean up and ensure tbfs are in the correct state */ |
| 373 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 374 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| 375 | check_tbf(dl_tbf); |
| 376 | tbf_free(dl_tbf); |
| 377 | printf("=== end %s ===\n", __func__); |
| 378 | } |
| 379 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 380 | static void test_tbf_imsi() |
| 381 | { |
| 382 | BTS the_bts; |
| 383 | uint8_t ts_no = 4; |
| 384 | uint8_t ms_class = 45; |
| 385 | uint8_t trx_no; |
| 386 | GprsMs *ms1, *ms2; |
| 387 | |
| 388 | gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| 389 | |
| 390 | printf("=== start %s ===\n", __func__); |
| 391 | |
| 392 | setup_bts(&the_bts, ts_no); |
| 393 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 394 | dl_tbf[0] = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
| 395 | dl_tbf[1] = create_dl_tbf(&the_bts, ms_class, 0, &trx_no); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 396 | |
| 397 | dl_tbf[0]->update_ms(0xf1000001, GPRS_RLCMAC_DL_TBF); |
| 398 | dl_tbf[1]->update_ms(0xf1000002, GPRS_RLCMAC_DL_TBF); |
| 399 | |
| 400 | dl_tbf[0]->assign_imsi("001001000000001"); |
| 401 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 402 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 403 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 404 | OSMO_ASSERT(ms2 != NULL); |
| 405 | OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000001") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 406 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 407 | |
| 408 | /* change the IMSI on TBF 0 */ |
| 409 | dl_tbf[0]->assign_imsi("001001000000002"); |
| 410 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
| 411 | OSMO_ASSERT(ms1 == NULL); |
| 412 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 413 | OSMO_ASSERT(ms1 != NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 414 | OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000002") == 0); |
Jacob Erlbeck | 7b9f825 | 2015-05-21 11:07:53 +0200 | [diff] [blame] | 415 | OSMO_ASSERT(ms1 == ms2); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 416 | |
| 417 | /* use the same IMSI on TBF 2 */ |
Jacob Erlbeck | 28c40b1 | 2015-08-16 18:19:32 +0200 | [diff] [blame] | 418 | { |
| 419 | GprsMs::Guard guard(ms2); |
| 420 | dl_tbf[1]->assign_imsi("001001000000002"); |
| 421 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 422 | OSMO_ASSERT(ms1 != NULL); |
| 423 | OSMO_ASSERT(ms1 != ms2); |
| 424 | OSMO_ASSERT(strcmp(ms1->imsi(), "001001000000002") == 0); |
| 425 | OSMO_ASSERT(strcmp(ms2->imsi(), "") == 0); |
| 426 | } |
| 427 | |
| 428 | ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| 429 | OSMO_ASSERT(ms2 == NULL); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 430 | |
| 431 | tbf_free(dl_tbf[1]); |
| 432 | ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| 433 | OSMO_ASSERT(ms1 == NULL); |
| 434 | |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 435 | printf("=== end %s ===\n", __func__); |
| 436 | } |
| 437 | |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 438 | static void test_tbf_exhaustion() |
| 439 | { |
| 440 | BTS the_bts; |
| 441 | gprs_rlcmac_bts *bts; |
| 442 | unsigned i; |
| 443 | uint8_t ts_no = 4; |
| 444 | uint8_t ms_class = 45; |
| 445 | int rc = 0; |
| 446 | |
| 447 | uint8_t buf[256] = {0}; |
| 448 | |
| 449 | printf("=== start %s ===\n", __func__); |
| 450 | |
| 451 | bts = the_bts.bts_data(); |
| 452 | setup_bts(&the_bts, ts_no); |
| 453 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 454 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 455 | |
| 456 | for (i = 0; i < 1024; i++) { |
| 457 | uint32_t tlli = 0xc0000000 + i; |
| 458 | char imsi[16] = {0}; |
| 459 | unsigned delay_csec = 1000; |
| 460 | |
Jacob Erlbeck | 9a2845d | 2015-05-21 12:06:58 +0200 | [diff] [blame] | 461 | snprintf(imsi, sizeof(imsi), "001001%09d", i); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 462 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 463 | 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] | 464 | delay_csec, buf, sizeof(buf)); |
| 465 | |
| 466 | if (rc < 0) |
| 467 | break; |
| 468 | } |
| 469 | |
| 470 | OSMO_ASSERT(rc == -EBUSY); |
| 471 | printf("=== end %s ===\n", __func__); |
| 472 | |
| 473 | gprs_bssgp_destroy(); |
| 474 | } |
| 475 | |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 476 | static void test_tbf_dl_llc_loss() |
| 477 | { |
| 478 | BTS the_bts; |
| 479 | gprs_rlcmac_bts *bts; |
| 480 | uint8_t ts_no = 4; |
| 481 | uint8_t ms_class = 45; |
| 482 | int rc = 0; |
| 483 | uint32_t tlli = 0xc0123456; |
| 484 | const char *imsi = "001001000123456"; |
| 485 | unsigned delay_csec = 1000; |
| 486 | GprsMs *ms; |
| 487 | |
| 488 | uint8_t buf[19]; |
| 489 | |
| 490 | printf("=== start %s ===\n", __func__); |
| 491 | |
| 492 | bts = the_bts.bts_data(); |
| 493 | setup_bts(&the_bts, ts_no); |
| 494 | bts->ms_idle_sec = 10; /* keep the MS object */ |
| 495 | |
| 496 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 497 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 498 | |
| 499 | /* Handle LLC frame 1 */ |
| 500 | memset(buf, 1, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 501 | 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] | 502 | delay_csec, buf, sizeof(buf)); |
| 503 | OSMO_ASSERT(rc >= 0); |
| 504 | |
| 505 | ms = the_bts.ms_store().get_ms(0, 0, imsi); |
| 506 | OSMO_ASSERT(ms != NULL); |
| 507 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
| 508 | |
| 509 | /* Handle LLC frame 2 */ |
| 510 | memset(buf, 2, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 511 | 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] | 512 | delay_csec, buf, sizeof(buf)); |
| 513 | OSMO_ASSERT(rc >= 0); |
| 514 | |
| 515 | /* TBF establishment fails (timeout) */ |
| 516 | tbf_free(ms->dl_tbf()); |
| 517 | |
| 518 | /* Handle LLC frame 3 */ |
| 519 | memset(buf, 3, sizeof(buf)); |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 520 | 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] | 521 | delay_csec, buf, sizeof(buf)); |
| 522 | OSMO_ASSERT(rc >= 0); |
| 523 | |
| 524 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
| 525 | |
| 526 | /* Get first BSN */ |
| 527 | struct msgb *msg; |
| 528 | int fn = 0; |
| 529 | uint8_t expected_data = 1; |
| 530 | |
| 531 | while (ms->dl_tbf()->have_data()) { |
| 532 | msg = ms->dl_tbf()->create_dl_acked_block(fn += 4, 7); |
| 533 | fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
| 534 | OSMO_ASSERT(msgb_length(msg) == 23); |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 535 | OSMO_ASSERT(msgb_data(msg)[10] == expected_data); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 536 | expected_data += 1; |
| 537 | } |
Jacob Erlbeck | 409efa1 | 2015-06-12 14:06:09 +0200 | [diff] [blame] | 538 | OSMO_ASSERT(expected_data-1 == 3); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 539 | |
| 540 | printf("=== end %s ===\n", __func__); |
| 541 | |
| 542 | gprs_bssgp_destroy(); |
| 543 | } |
| 544 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 545 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_single_phase(BTS *the_bts, |
| 546 | 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] | 547 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 548 | GprsMs *ms; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 549 | int tfi = 0; |
| 550 | gprs_rlcmac_ul_tbf *ul_tbf; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 551 | uint8_t trx_no = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 552 | struct gprs_rlcmac_pdch *pdch; |
Jacob Erlbeck | 20f6fd1 | 2015-06-08 11:05:45 +0200 | [diff] [blame] | 553 | struct pcu_l1_meas meas; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 554 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 555 | 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] | 556 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 557 | 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] | 558 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 559 | 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] | 560 | OSMO_ASSERT(ul_tbf != NULL); |
| 561 | |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 562 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 563 | |
| 564 | uint8_t data_msg[23] = { |
| 565 | 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| 566 | uint8_t(1 | (tfi << 2)), |
| 567 | uint8_t(1), /* BSN:7, E:1 */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 568 | uint8_t(tlli >> 24), uint8_t(tlli >> 16), |
| 569 | uint8_t(tlli >> 8), uint8_t(tlli), /* TLLI */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 570 | }; |
| 571 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 572 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 573 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 574 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 575 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 576 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 577 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 578 | return ul_tbf; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 579 | } |
| 580 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 581 | static void send_ul_mac_block(BTS *the_bts, unsigned trx_no, unsigned ts_no, |
| 582 | RlcMacUplink_t *ulreq, unsigned fn) |
| 583 | { |
| 584 | bitvec *rlc_block; |
| 585 | uint8_t buf[64]; |
| 586 | int num_bytes; |
| 587 | struct gprs_rlcmac_pdch *pdch; |
| 588 | struct pcu_l1_meas meas; |
| 589 | |
| 590 | meas.set_rssi(31); |
| 591 | |
| 592 | rlc_block = bitvec_alloc(23); |
| 593 | |
| 594 | encode_gsm_rlcmac_uplink(rlc_block, ulreq); |
| 595 | num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| 596 | OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| 597 | bitvec_free(rlc_block); |
| 598 | |
Jacob Erlbeck | af75ce8 | 2015-08-26 13:22:28 +0200 | [diff] [blame] | 599 | the_bts->set_current_block_frame_number(fn, 0); |
| 600 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 601 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 602 | pdch->rcv_block(&buf[0], num_bytes, fn, &meas); |
| 603 | } |
| 604 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 605 | static void send_control_ack(gprs_rlcmac_tbf *tbf) |
| 606 | { |
| 607 | RlcMacUplink_t ulreq = {0}; |
| 608 | |
| 609 | OSMO_ASSERT(tbf->poll_fn != 0); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 610 | OSMO_ASSERT(tbf->is_control_ts(tbf->poll_ts)); |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 611 | |
| 612 | ulreq.u.MESSAGE_TYPE = MT_PACKET_CONTROL_ACK; |
| 613 | Packet_Control_Acknowledgement_t *ctrl_ack = |
| 614 | &ulreq.u.Packet_Control_Acknowledgement; |
| 615 | |
| 616 | ctrl_ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 617 | ctrl_ack->TLLI = tbf->tlli(); |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 618 | 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] | 619 | &ulreq, tbf->poll_fn); |
| 620 | } |
| 621 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 622 | static gprs_rlcmac_ul_tbf *puan_urbb_len_issue(BTS *the_bts, |
| 623 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 624 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 625 | { |
| 626 | GprsMs *ms; |
| 627 | uint32_t rach_fn = *fn - 51; |
| 628 | uint32_t sba_fn = *fn + 52; |
| 629 | uint8_t trx_no = 0; |
| 630 | int tfi = 0, i = 0; |
| 631 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 632 | struct gprs_rlcmac_pdch *pdch; |
| 633 | gprs_rlcmac_bts *bts; |
| 634 | RlcMacUplink_t ulreq = {0}; |
| 635 | struct pcu_l1_meas meas; |
| 636 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 637 | GprsCodingScheme cs; |
| 638 | |
| 639 | meas.set_rssi(31); |
| 640 | bts = the_bts->bts_data(); |
| 641 | |
| 642 | /* needed to set last_rts_fn in the PDCH object */ |
| 643 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 644 | |
| 645 | /* |
| 646 | * simulate RACH, this sends an Immediate |
| 647 | * Assignment Uplink on the AGCH |
| 648 | */ |
Aravind Sirsikar | fd71384 | 2016-08-28 17:55:05 +0530 | [diff] [blame] | 649 | 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] | 650 | |
| 651 | /* get next free TFI */ |
| 652 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 653 | |
| 654 | /* fake a resource request */ |
| 655 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 656 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 657 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 658 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 659 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 660 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 661 | Count_MS_RA_capability_value = 1; |
| 662 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 663 | MS_RA_capability_value[0].u.Content. |
| 664 | Exist_Multislot_capability = 1; |
| 665 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 666 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 667 | Exist_GPRS_multislot_class = 1; |
| 668 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 669 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 670 | GPRS_multislot_class = ms_class; |
| 671 | if (egprs_ms_class) { |
| 672 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 673 | MS_RA_capability_value[0].u.Content. |
| 674 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 675 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 676 | MS_RA_capability_value[0].u.Content. |
| 677 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 678 | } |
| 679 | |
| 680 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 681 | |
| 682 | /* check the TBF */ |
| 683 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 684 | OSMO_ASSERT(ul_tbf); |
| 685 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 686 | |
| 687 | /* send packet uplink assignment */ |
| 688 | *fn = sba_fn; |
| 689 | request_dl_rlc_block(ul_tbf, fn); |
| 690 | |
| 691 | /* send real acknowledgement */ |
| 692 | send_control_ack(ul_tbf); |
| 693 | |
| 694 | check_tbf(ul_tbf); |
| 695 | /* send fake data */ |
| 696 | uint8_t data_msg[42] = { |
| 697 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 698 | tfi << 1, |
| 699 | 1, /* BSN:7, E:1 */ |
| 700 | }; |
| 701 | |
| 702 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 703 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 704 | |
| 705 | ms = the_bts->ms_by_tlli(tlli); |
| 706 | OSMO_ASSERT(ms != NULL); |
| 707 | OSMO_ASSERT(ms->ta() == qta/4); |
| 708 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 709 | |
| 710 | /* |
| 711 | * TS 44.060, B.8.1 |
| 712 | * first seg received first, later second seg |
| 713 | */ |
| 714 | cs = GprsCodingScheme::MCS3; |
| 715 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 716 | egprs3->si = 0; |
| 717 | egprs3->r = 1; |
| 718 | egprs3->cv = 7; |
| 719 | egprs3->tfi_hi = tfi & 0x03; |
| 720 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 721 | egprs3->bsn1_hi = 1; |
| 722 | egprs3->bsn1_lo = 0; |
| 723 | egprs3->cps_hi = 1; |
| 724 | data_msg[3] = 0xff; |
| 725 | egprs3->pi = 0; |
| 726 | egprs3->cps_lo = 1; |
| 727 | egprs3->rsb = 0; |
| 728 | egprs3->spb = 0; |
| 729 | egprs3->pi = 0; |
| 730 | |
| 731 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 732 | |
| 733 | struct msgb *msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 734 | |
| 735 | OSMO_ASSERT(!strcmp(osmo_hexdump(msg1->data, msg1->data_len), |
| 736 | "40 24 01 3f 3e 24 46 68 90 87 b0 06 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b 2b " |
| 737 | )); |
| 738 | |
| 739 | egprs3->si = 0; |
| 740 | egprs3->r = 1; |
| 741 | egprs3->cv = 7; |
| 742 | egprs3->tfi_hi = tfi & 0x03; |
| 743 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 744 | egprs3->bsn1_hi = 4; |
| 745 | egprs3->bsn1_lo = 0; |
| 746 | egprs3->cps_hi = 1; |
| 747 | data_msg[3] = 0xff; |
| 748 | egprs3->pi = 0; |
| 749 | egprs3->cps_lo = 1; |
| 750 | egprs3->rsb = 0; |
| 751 | egprs3->spb = 0; |
| 752 | |
| 753 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 754 | |
| 755 | msg1 = ul_tbf->create_ul_ack(*fn, ts_no); |
| 756 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 757 | OSMO_ASSERT(!strcmp(osmo_hexdump(msg1->data, msg1->data_len), |
Aravind Sirsikar | eebcb1e | 2016-08-25 16:40:23 +0530 | [diff] [blame] | 758 | "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] | 759 | )); |
| 760 | |
| 761 | return ul_tbf; |
| 762 | } |
| 763 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 764 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase_spb(BTS *the_bts, |
| 765 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 766 | uint8_t ms_class, uint8_t egprs_ms_class) |
| 767 | { |
| 768 | GprsMs *ms; |
| 769 | uint32_t rach_fn = *fn - 51; |
| 770 | uint32_t sba_fn = *fn + 52; |
| 771 | uint8_t trx_no = 0; |
| 772 | int tfi = 0, i = 0; |
| 773 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 774 | struct gprs_rlcmac_pdch *pdch; |
| 775 | gprs_rlcmac_bts *bts; |
| 776 | RlcMacUplink_t ulreq = {0}; |
| 777 | struct pcu_l1_meas meas; |
| 778 | struct gprs_rlc_ul_header_egprs_3 *egprs3 = NULL; |
| 779 | GprsCodingScheme cs; |
| 780 | |
| 781 | meas.set_rssi(31); |
| 782 | bts = the_bts->bts_data(); |
| 783 | |
| 784 | /* needed to set last_rts_fn in the PDCH object */ |
| 785 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
| 786 | |
| 787 | /* |
| 788 | * simulate RACH, this sends an Immediate |
| 789 | * Assignment Uplink on the AGCH |
| 790 | */ |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 791 | 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] | 792 | |
| 793 | /* get next free TFI */ |
| 794 | tfi = the_bts->tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| 795 | |
| 796 | /* fake a resource request */ |
| 797 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 798 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 799 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 800 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| 801 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 802 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 803 | Count_MS_RA_capability_value = 1; |
| 804 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 805 | MS_RA_capability_value[0].u.Content. |
| 806 | Exist_Multislot_capability = 1; |
| 807 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 808 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 809 | Exist_GPRS_multislot_class = 1; |
| 810 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 811 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 812 | GPRS_multislot_class = ms_class; |
| 813 | if (egprs_ms_class) { |
| 814 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 815 | MS_RA_capability_value[0].u.Content. |
| 816 | Multislot_capability.Exist_EGPRS_multislot_class = 1; |
| 817 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 818 | MS_RA_capability_value[0].u.Content. |
| 819 | Multislot_capability.EGPRS_multislot_class = ms_class; |
| 820 | } |
| 821 | |
| 822 | send_ul_mac_block(the_bts, trx_no, ts_no, &ulreq, sba_fn); |
| 823 | |
| 824 | /* check the TBF */ |
| 825 | ul_tbf = the_bts->ul_tbf_by_tfi(tfi, trx_no, ts_no); |
| 826 | OSMO_ASSERT(ul_tbf != NULL); |
| 827 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| 828 | |
| 829 | /* send packet uplink assignment */ |
| 830 | *fn = sba_fn; |
| 831 | request_dl_rlc_block(ul_tbf, fn); |
| 832 | |
| 833 | /* send real acknowledgement */ |
| 834 | send_control_ack(ul_tbf); |
| 835 | |
| 836 | check_tbf(ul_tbf); |
| 837 | |
| 838 | /* send fake data */ |
| 839 | uint8_t data_msg[42] = { |
| 840 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 841 | uint8_t(0 | (tfi << 1)), |
| 842 | uint8_t(1), /* BSN:7, E:1 */ |
| 843 | }; |
| 844 | |
| 845 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
| 846 | pdch->rcv_block(&data_msg[0], 23, *fn, &meas); |
| 847 | |
| 848 | ms = the_bts->ms_by_tlli(tlli); |
| 849 | OSMO_ASSERT(ms != NULL); |
| 850 | OSMO_ASSERT(ms->ta() == qta/4); |
| 851 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 852 | |
| 853 | /* |
| 854 | * TS 44.060, B.8.1 |
| 855 | * first seg received first, later second seg |
| 856 | */ |
| 857 | cs = GprsCodingScheme::MCS3; |
| 858 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 859 | egprs3->si = 1; |
| 860 | egprs3->r = 1; |
| 861 | egprs3->cv = 7; |
| 862 | egprs3->tfi_hi = tfi & 0x03; |
| 863 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 864 | egprs3->bsn1_hi = 1; |
| 865 | egprs3->bsn1_lo = 0; |
| 866 | egprs3->cps_hi = 1; |
| 867 | data_msg[3] = 0xff; |
| 868 | egprs3->pi = 0; |
| 869 | egprs3->cps_lo = 1; |
| 870 | egprs3->rsb = 0; |
| 871 | egprs3->spb = 2; |
| 872 | egprs3->pi = 0; |
| 873 | |
| 874 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 875 | |
| 876 | struct gprs_rlc_data *block = ul_tbf->m_rlc.block(1); |
| 877 | |
| 878 | /* check the status of the block */ |
| 879 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 880 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 881 | |
| 882 | egprs3->si = 1; |
| 883 | egprs3->r = 1; |
| 884 | egprs3->cv = 7; |
| 885 | egprs3->tfi_hi = tfi & 0x03; |
| 886 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 887 | egprs3->bsn1_hi = 1; |
| 888 | egprs3->bsn1_lo = 0; |
| 889 | egprs3->cps_hi = 1; |
| 890 | data_msg[3] = 0xff; |
| 891 | egprs3->pi = 0; |
| 892 | egprs3->cps_lo = 1; |
| 893 | egprs3->rsb = 0; |
| 894 | egprs3->spb = 3; |
| 895 | |
| 896 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 897 | |
| 898 | /* check the status of the block */ |
| 899 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 900 | EGPRS_RESEG_DEFAULT); |
| 901 | OSMO_ASSERT(block->cs_last == |
| 902 | GprsCodingScheme::MCS6); |
| 903 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 904 | OSMO_ASSERT(block->len == 74); |
| 905 | |
| 906 | /* |
| 907 | * TS 44.060, B.8.1 |
| 908 | * second seg first, later first seg |
| 909 | */ |
| 910 | memset(data_msg, 0, sizeof(data_msg)); |
| 911 | |
| 912 | cs = GprsCodingScheme::MCS3; |
| 913 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 914 | egprs3->si = 1; |
| 915 | egprs3->r = 1; |
| 916 | egprs3->cv = 7; |
| 917 | egprs3->tfi_hi = tfi & 0x03; |
| 918 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 919 | egprs3->bsn1_hi = 2; |
| 920 | egprs3->bsn1_lo = 0; |
| 921 | egprs3->cps_hi = 1; |
| 922 | data_msg[3] = 0xff; |
| 923 | egprs3->pi = 0; |
| 924 | egprs3->cps_lo = 1; |
| 925 | egprs3->rsb = 0; |
| 926 | egprs3->spb = 3; |
| 927 | egprs3->pi = 0; |
| 928 | |
| 929 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 930 | |
| 931 | block = ul_tbf->m_rlc.block(2); |
| 932 | /* check the status of the block */ |
| 933 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 934 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 935 | |
| 936 | egprs3->si = 1; |
| 937 | egprs3->r = 1; |
| 938 | egprs3->cv = 7; |
| 939 | egprs3->tfi_hi = tfi & 0x03; |
| 940 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 941 | egprs3->bsn1_hi = 2; |
| 942 | egprs3->bsn1_lo = 0; |
| 943 | egprs3->cps_hi = 1; |
| 944 | data_msg[3] = 0xff; |
| 945 | egprs3->pi = 0; |
| 946 | egprs3->cps_lo = 1; |
| 947 | egprs3->rsb = 0; |
| 948 | egprs3->spb = 2; |
| 949 | egprs3->pi = 0; |
| 950 | |
| 951 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 952 | |
| 953 | /* check the status of the block */ |
| 954 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 955 | EGPRS_RESEG_DEFAULT); |
| 956 | OSMO_ASSERT(block->cs_last == |
| 957 | GprsCodingScheme::MCS6); |
| 958 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 959 | OSMO_ASSERT(block->len == 74); |
| 960 | |
| 961 | /* |
| 962 | * TS 44.060, B.8.1 |
| 963 | * Error scenario with spb as 1 |
| 964 | */ |
| 965 | cs = GprsCodingScheme::MCS3; |
| 966 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 967 | egprs3->si = 1; |
| 968 | egprs3->r = 1; |
| 969 | egprs3->cv = 7; |
| 970 | egprs3->tfi_hi = tfi & 0x03; |
| 971 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 972 | egprs3->bsn1_hi = 3; |
| 973 | egprs3->bsn1_lo = 0; |
| 974 | egprs3->cps_hi = 1; |
| 975 | data_msg[3] = 0xff; |
| 976 | egprs3->pi = 0; |
| 977 | egprs3->cps_lo = 1; |
| 978 | egprs3->rsb = 0; |
| 979 | egprs3->spb = 1; |
| 980 | egprs3->pi = 0; |
| 981 | |
| 982 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 983 | |
| 984 | block = ul_tbf->m_rlc.block(3); |
| 985 | /* check the status of the block */ |
| 986 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 987 | EGPRS_RESEG_DEFAULT); |
| 988 | /* |
| 989 | * TS 44.060, B.8.1 |
| 990 | * comparison of rlc_data for multiple scenarios |
| 991 | * Receive First, the second(BSN 3) |
| 992 | * Receive First, First then Second(BSN 4) |
| 993 | * Receive Second then First(BSN 5) |
| 994 | * after above 3 scenarios are triggered, |
| 995 | * rlc_data of all 3 BSN are compared |
| 996 | */ |
| 997 | |
| 998 | /* Initialize the data_msg */ |
| 999 | for (i = 0; i < 42; i++) |
| 1000 | data_msg[i] = i; |
| 1001 | |
| 1002 | cs = GprsCodingScheme::MCS3; |
| 1003 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1004 | egprs3->si = 1; |
| 1005 | egprs3->r = 1; |
| 1006 | egprs3->cv = 7; |
| 1007 | egprs3->tfi_hi = tfi & 0x03; |
| 1008 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1009 | egprs3->bsn1_hi = 3; |
| 1010 | egprs3->bsn1_lo = 0; |
| 1011 | egprs3->cps_hi = 1; |
| 1012 | data_msg[3] = 0xff; |
| 1013 | egprs3->pi = 0; |
| 1014 | egprs3->cps_lo = 1; |
| 1015 | egprs3->rsb = 0; |
| 1016 | egprs3->spb = 2; |
| 1017 | egprs3->pi = 0; |
| 1018 | |
| 1019 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1020 | |
| 1021 | block = ul_tbf->m_rlc.block(3); |
| 1022 | /* check the status of the block */ |
| 1023 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1024 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1025 | |
| 1026 | cs = GprsCodingScheme::MCS3; |
| 1027 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1028 | egprs3->si = 1; |
| 1029 | egprs3->r = 1; |
| 1030 | egprs3->cv = 7; |
| 1031 | egprs3->tfi_hi = tfi & 0x03; |
| 1032 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1033 | egprs3->bsn1_hi = 3; |
| 1034 | egprs3->bsn1_lo = 0; |
| 1035 | egprs3->cps_hi = 1; |
| 1036 | data_msg[3] = 0xff; |
| 1037 | egprs3->pi = 0; |
| 1038 | egprs3->cps_lo = 1; |
| 1039 | egprs3->rsb = 0; |
| 1040 | egprs3->spb = 3; |
| 1041 | egprs3->pi = 0; |
| 1042 | |
| 1043 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1044 | |
| 1045 | block = ul_tbf->m_rlc.block(3); |
| 1046 | /* check the status of the block */ |
| 1047 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1048 | EGPRS_RESEG_DEFAULT); |
| 1049 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1050 | OSMO_ASSERT(block->len == 74); |
| 1051 | OSMO_ASSERT(block->cs_last == |
| 1052 | GprsCodingScheme::MCS6); |
| 1053 | |
| 1054 | cs = GprsCodingScheme::MCS3; |
| 1055 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1056 | egprs3->si = 1; |
| 1057 | egprs3->r = 1; |
| 1058 | egprs3->cv = 7; |
| 1059 | egprs3->tfi_hi = tfi & 0x03; |
| 1060 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1061 | egprs3->bsn1_hi = 4; |
| 1062 | egprs3->bsn1_lo = 0; |
| 1063 | egprs3->cps_hi = 1; |
| 1064 | data_msg[3] = 0xff; |
| 1065 | egprs3->pi = 0; |
| 1066 | egprs3->cps_lo = 1; |
| 1067 | egprs3->rsb = 0; |
| 1068 | egprs3->spb = 2; |
| 1069 | egprs3->pi = 0; |
| 1070 | |
| 1071 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1072 | |
| 1073 | block = ul_tbf->m_rlc.block(4); |
| 1074 | /* check the status of the block */ |
| 1075 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1076 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1077 | |
| 1078 | cs = GprsCodingScheme::MCS3; |
| 1079 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1080 | egprs3->si = 1; |
| 1081 | egprs3->r = 1; |
| 1082 | egprs3->cv = 7; |
| 1083 | egprs3->tfi_hi = tfi & 0x03; |
| 1084 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1085 | egprs3->bsn1_hi = 4; |
| 1086 | egprs3->bsn1_lo = 0; |
| 1087 | egprs3->cps_hi = 1; |
| 1088 | data_msg[3] = 0xff; |
| 1089 | egprs3->pi = 0; |
| 1090 | egprs3->cps_lo = 1; |
| 1091 | egprs3->rsb = 0; |
| 1092 | egprs3->spb = 2; |
| 1093 | egprs3->pi = 0; |
| 1094 | |
| 1095 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1096 | |
| 1097 | block = ul_tbf->m_rlc.block(4); |
| 1098 | /* check the status of the block */ |
| 1099 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1100 | EGPRS_RESEG_FIRST_SEG_RXD); |
| 1101 | |
| 1102 | cs = GprsCodingScheme::MCS3; |
| 1103 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1104 | egprs3->si = 1; |
| 1105 | egprs3->r = 1; |
| 1106 | egprs3->cv = 7; |
| 1107 | egprs3->tfi_hi = tfi & 0x03; |
| 1108 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1109 | egprs3->bsn1_hi = 4; |
| 1110 | egprs3->bsn1_lo = 0; |
| 1111 | egprs3->cps_hi = 1; |
| 1112 | data_msg[3] = 0xff; |
| 1113 | egprs3->pi = 0; |
| 1114 | egprs3->cps_lo = 1; |
| 1115 | egprs3->rsb = 0; |
| 1116 | egprs3->spb = 3; |
| 1117 | egprs3->pi = 0; |
| 1118 | |
| 1119 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1120 | |
| 1121 | block = ul_tbf->m_rlc.block(4); |
| 1122 | /* check the status of the block */ |
| 1123 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1124 | EGPRS_RESEG_DEFAULT); |
| 1125 | OSMO_ASSERT(block->cs_last == |
| 1126 | GprsCodingScheme::MCS6); |
| 1127 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1128 | OSMO_ASSERT(block->len == 74); |
| 1129 | |
| 1130 | cs = GprsCodingScheme::MCS3; |
| 1131 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1132 | egprs3->si = 1; |
| 1133 | egprs3->r = 1; |
| 1134 | egprs3->cv = 7; |
| 1135 | egprs3->tfi_hi = tfi & 0x03; |
| 1136 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1137 | egprs3->bsn1_hi = 5; |
| 1138 | egprs3->bsn1_lo = 0; |
| 1139 | egprs3->cps_hi = 1; |
| 1140 | data_msg[3] = 0xff; |
| 1141 | egprs3->pi = 0; |
| 1142 | egprs3->cps_lo = 1; |
| 1143 | egprs3->rsb = 0; |
| 1144 | egprs3->spb = 3; |
| 1145 | egprs3->pi = 0; |
| 1146 | |
| 1147 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1148 | |
| 1149 | block = ul_tbf->m_rlc.block(5); |
| 1150 | /* check the status of the block */ |
| 1151 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1152 | EGPRS_RESEG_SECOND_SEG_RXD); |
| 1153 | |
| 1154 | cs = GprsCodingScheme::MCS3; |
| 1155 | egprs3 = (struct gprs_rlc_ul_header_egprs_3 *) data_msg; |
| 1156 | egprs3->si = 1; |
| 1157 | egprs3->r = 1; |
| 1158 | egprs3->cv = 7; |
| 1159 | egprs3->tfi_hi = tfi & 0x03; |
| 1160 | egprs3->tfi_lo = (tfi & 0x1c) >> 2; |
| 1161 | egprs3->bsn1_hi = 5; |
| 1162 | egprs3->bsn1_lo = 0; |
| 1163 | egprs3->cps_hi = 1; |
| 1164 | data_msg[3] = 0xff; |
| 1165 | egprs3->pi = 0; |
| 1166 | egprs3->cps_lo = 1; |
| 1167 | egprs3->rsb = 0; |
| 1168 | egprs3->spb = 2; |
| 1169 | egprs3->pi = 0; |
| 1170 | |
| 1171 | pdch->rcv_block(data_msg, 42, *fn, &meas); |
| 1172 | |
| 1173 | block = ul_tbf->m_rlc.block(5); |
| 1174 | |
| 1175 | /* check the status of the block */ |
| 1176 | OSMO_ASSERT(block->spb_status.block_status_ul == |
| 1177 | EGPRS_RESEG_DEFAULT); |
| 1178 | OSMO_ASSERT(block->cs_last == |
| 1179 | GprsCodingScheme::MCS6); |
| 1180 | /* Assembled MCS is MCS6. so the size is 74 */ |
| 1181 | OSMO_ASSERT(block->len == 74); |
| 1182 | |
| 1183 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1184 | ul_tbf->m_rlc.block(4)->len); |
| 1185 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->len == |
| 1186 | ul_tbf->m_rlc.block(3)->len); |
| 1187 | |
| 1188 | /* Compare the spb status of each BSNs(3,4,5). should be same */ |
| 1189 | OSMO_ASSERT( |
| 1190 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1191 | ul_tbf->m_rlc.block(4)->spb_status.block_status_ul); |
| 1192 | OSMO_ASSERT( |
| 1193 | ul_tbf->m_rlc.block(5)->spb_status.block_status_ul == |
| 1194 | ul_tbf->m_rlc.block(3)->spb_status.block_status_ul); |
| 1195 | |
| 1196 | /* Compare the Assembled MCS of each BSNs(3,4,5). should be same */ |
| 1197 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1198 | ul_tbf->m_rlc.block(4)->cs_last); |
| 1199 | OSMO_ASSERT(ul_tbf->m_rlc.block(5)->cs_last == |
| 1200 | ul_tbf->m_rlc.block(3)->cs_last); |
| 1201 | |
| 1202 | /* Compare the data of each BSNs(3,4,5). should be same */ |
| 1203 | OSMO_ASSERT( |
| 1204 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1205 | ul_tbf->m_rlc.block(4)->block, ul_tbf->m_rlc.block(5)->len |
| 1206 | )); |
| 1207 | OSMO_ASSERT( |
| 1208 | !memcmp(ul_tbf->m_rlc.block(5)->block, |
| 1209 | ul_tbf->m_rlc.block(3)->block, ul_tbf->m_rlc.block(5)->len |
| 1210 | )); |
| 1211 | |
| 1212 | return ul_tbf; |
| 1213 | } |
| 1214 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1215 | static gprs_rlcmac_ul_tbf *establish_ul_tbf_two_phase(BTS *the_bts, |
| 1216 | 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] | 1217 | uint8_t ms_class, uint8_t egprs_ms_class) |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1218 | { |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1219 | GprsMs *ms; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1220 | uint32_t rach_fn = *fn - 51; |
| 1221 | uint32_t sba_fn = *fn + 52; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1222 | uint8_t trx_no = 0; |
| 1223 | int tfi = 0; |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1224 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1225 | struct gprs_rlcmac_pdch *pdch; |
| 1226 | gprs_rlcmac_bts *bts; |
| 1227 | RlcMacUplink_t ulreq = {0}; |
Jacob Erlbeck | 20f6fd1 | 2015-06-08 11:05:45 +0200 | [diff] [blame] | 1228 | struct pcu_l1_meas meas; |
| 1229 | meas.set_rssi(31); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1230 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1231 | bts = the_bts->bts_data(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1232 | |
| 1233 | /* needed to set last_rts_fn in the PDCH object */ |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1234 | request_dl_rlc_block(bts, trx_no, ts_no, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1235 | |
bhargava | 959d1de | 2016-08-17 15:17:21 +0530 | [diff] [blame] | 1236 | /* simulate RACH, sends an Immediate Assignment Uplink on the AGCH */ |
| 1237 | 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] | 1238 | |
| 1239 | /* get next free TFI */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1240 | 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] | 1241 | |
| 1242 | /* fake a resource request */ |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1243 | ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| 1244 | ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1245 | ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| 1246 | ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1247 | ulreq.u.Packet_Resource_Request.Exist_MS_Radio_Access_capability = 1; |
| 1248 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1249 | Count_MS_RA_capability_value = 1; |
| 1250 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1251 | MS_RA_capability_value[0].u.Content.Exist_Multislot_capability = 1; |
| 1252 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1253 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1254 | Exist_GPRS_multislot_class = 1; |
| 1255 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1256 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1257 | GPRS_multislot_class = ms_class; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1258 | if (egprs_ms_class) { |
| 1259 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1260 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1261 | Exist_EGPRS_multislot_class = 1; |
| 1262 | ulreq.u.Packet_Resource_Request.MS_Radio_Access_capability. |
| 1263 | MS_RA_capability_value[0].u.Content.Multislot_capability. |
| 1264 | EGPRS_multislot_class = ms_class; |
| 1265 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1266 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1267 | 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] | 1268 | |
| 1269 | /* check the TBF */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1270 | 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] | 1271 | OSMO_ASSERT(ul_tbf != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1272 | OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1273 | |
| 1274 | /* send packet uplink assignment */ |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1275 | *fn = sba_fn; |
Jacob Erlbeck | cef20ae | 2015-08-24 12:00:33 +0200 | [diff] [blame] | 1276 | request_dl_rlc_block(ul_tbf, fn); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1277 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1278 | /* send real acknowledgement */ |
| 1279 | send_control_ack(ul_tbf); |
| 1280 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1281 | check_tbf(ul_tbf); |
| 1282 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1283 | /* send fake data */ |
| 1284 | uint8_t data_msg[23] = { |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1285 | 0x00 | 0xf << 2, /* GPRS_RLCMAC_DATA_BLOCK << 6, CV = 15 */ |
| 1286 | uint8_t(0 | (tfi << 1)), |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1287 | uint8_t(1), /* BSN:7, E:1 */ |
| 1288 | }; |
| 1289 | |
Jacob Erlbeck | 56f99d1 | 2015-08-20 15:55:56 +0200 | [diff] [blame] | 1290 | pdch = &the_bts->bts_data()->trx[trx_no].pdch[ts_no]; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1291 | pdch->rcv_block(&data_msg[0], sizeof(data_msg), *fn, &meas); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1292 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1293 | ms = the_bts->ms_by_tlli(tlli); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1294 | OSMO_ASSERT(ms != NULL); |
Jacob Erlbeck | 9200ce6 | 2015-05-22 17:48:04 +0200 | [diff] [blame] | 1295 | OSMO_ASSERT(ms->ta() == qta/4); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1296 | OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| 1297 | |
| 1298 | return ul_tbf; |
| 1299 | } |
| 1300 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1301 | static void send_dl_data(BTS *the_bts, uint32_t tlli, const char *imsi, |
| 1302 | const uint8_t *data, unsigned data_size) |
| 1303 | { |
| 1304 | GprsMs *ms, *ms2; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1305 | |
| 1306 | ms = the_bts->ms_store().get_ms(tlli, 0, imsi); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1307 | |
Jacob Erlbeck | 14e00f8 | 2015-11-27 18:10:39 +0100 | [diff] [blame] | 1308 | 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] | 1309 | 1000, data, data_size); |
| 1310 | |
| 1311 | ms = the_bts->ms_by_imsi(imsi); |
| 1312 | OSMO_ASSERT(ms != NULL); |
| 1313 | OSMO_ASSERT(ms->dl_tbf() != NULL); |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1314 | |
| 1315 | if (imsi[0] && strcmp(imsi, "000") != 0) { |
| 1316 | ms2 = the_bts->ms_by_tlli(tlli); |
| 1317 | OSMO_ASSERT(ms == ms2); |
| 1318 | } |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1319 | } |
| 1320 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1321 | static void transmit_dl_data(BTS *the_bts, uint32_t tlli, uint32_t *fn, |
| 1322 | uint8_t slots = 0xff) |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1323 | { |
| 1324 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1325 | GprsMs *ms; |
| 1326 | unsigned ts_no; |
| 1327 | |
| 1328 | ms = the_bts->ms_by_tlli(tlli); |
| 1329 | OSMO_ASSERT(ms); |
| 1330 | dl_tbf = ms->dl_tbf(); |
| 1331 | OSMO_ASSERT(dl_tbf); |
| 1332 | |
| 1333 | while (dl_tbf->have_data()) { |
| 1334 | uint8_t bn = fn2bn(*fn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1335 | for (ts_no = 0 ; ts_no < 8; ts_no += 1) { |
| 1336 | if (!(slots & (1 << ts_no))) |
| 1337 | continue; |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1338 | gprs_rlcmac_rcv_rts_block(the_bts->bts_data(), |
Max | 878bd1f | 2016-07-20 13:05:05 +0200 | [diff] [blame] | 1339 | dl_tbf->trx->trx_no, ts_no, |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1340 | *fn, bn); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1341 | } |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1342 | *fn = fn_add_blocks(*fn, 1); |
| 1343 | } |
| 1344 | } |
| 1345 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1346 | static void test_tbf_single_phase() |
| 1347 | { |
| 1348 | BTS the_bts; |
| 1349 | int ts_no = 7; |
| 1350 | uint32_t fn = 2654167; /* 17,25,9 */ |
| 1351 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1352 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1353 | uint16_t qta = 31; |
| 1354 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1355 | GprsMs *ms; |
| 1356 | |
| 1357 | printf("=== start %s ===\n", __func__); |
| 1358 | |
| 1359 | setup_bts(&the_bts, ts_no); |
| 1360 | |
| 1361 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli, &fn, qta); |
| 1362 | |
| 1363 | ms = ul_tbf->ms(); |
| 1364 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1365 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1366 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1367 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1368 | |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1369 | printf("=== end %s ===\n", __func__); |
| 1370 | } |
| 1371 | |
| 1372 | static void test_tbf_two_phase() |
| 1373 | { |
| 1374 | BTS the_bts; |
| 1375 | int ts_no = 7; |
| 1376 | uint32_t fn = 2654218; |
| 1377 | uint16_t qta = 31; |
| 1378 | uint32_t tlli = 0xf1223344; |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1379 | const char *imsi = "0011223344"; |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1380 | uint8_t ms_class = 1; |
| 1381 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1382 | GprsMs *ms; |
| 1383 | |
| 1384 | printf("=== start %s ===\n", __func__); |
| 1385 | |
| 1386 | setup_bts(&the_bts, ts_no, 4); |
| 1387 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1388 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 1389 | ms_class, 0); |
Jacob Erlbeck | 4a6fe53 | 2015-08-19 14:00:43 +0200 | [diff] [blame] | 1390 | |
| 1391 | ms = ul_tbf->ms(); |
| 1392 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1393 | 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] | 1394 | |
Jacob Erlbeck | 076f5c7 | 2015-08-21 18:00:54 +0200 | [diff] [blame] | 1395 | send_dl_data(&the_bts, tlli, imsi, (const uint8_t *)"TEST", 4); |
| 1396 | |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1397 | printf("=== end %s ===\n", __func__); |
| 1398 | } |
| 1399 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1400 | static void test_tbf_ra_update_rach() |
| 1401 | { |
| 1402 | BTS the_bts; |
| 1403 | int ts_no = 7; |
| 1404 | uint32_t fn = 2654218; |
| 1405 | uint16_t qta = 31; |
| 1406 | uint32_t tlli1 = 0xf1223344; |
| 1407 | uint32_t tlli2 = 0xf5667788; |
| 1408 | const char *imsi = "0011223344"; |
| 1409 | uint8_t ms_class = 1; |
| 1410 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1411 | GprsMs *ms, *ms1, *ms2; |
| 1412 | |
| 1413 | printf("=== start %s ===\n", __func__); |
| 1414 | |
| 1415 | setup_bts(&the_bts, ts_no, 4); |
| 1416 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1417 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1418 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1419 | |
| 1420 | ms1 = ul_tbf->ms(); |
| 1421 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1422 | |
| 1423 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"RAU_ACCEPT", 10); |
| 1424 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1425 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1426 | |
Jacob Erlbeck | af45473 | 2015-08-21 15:03:23 +0200 | [diff] [blame] | 1427 | /* Send Packet Downlink Assignment to MS */ |
| 1428 | request_dl_rlc_block(ul_tbf, &fn); |
| 1429 | |
| 1430 | /* Ack it */ |
| 1431 | send_control_ack(ul_tbf); |
| 1432 | |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1433 | /* Make sure the RAU Accept gets sent to the MS */ |
| 1434 | OSMO_ASSERT(ms1->llc_queue()->size() == 1); |
| 1435 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1436 | OSMO_ASSERT(ms1->llc_queue()->size() == 0); |
| 1437 | |
| 1438 | /* Now establish a new TBF for the RA UPDATE COMPLETE (new TLLI) */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1439 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli2, &fn, qta, |
| 1440 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1441 | |
| 1442 | ms2 = ul_tbf->ms(); |
| 1443 | |
| 1444 | /* The PCU cannot know yet, that both TBF belong to the same MS */ |
| 1445 | OSMO_ASSERT(ms1 != ms2); |
| 1446 | |
| 1447 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1448 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1449 | |
| 1450 | /* Send some downlink data along with the new TLLI and the IMSI so that |
| 1451 | * the PCU can see, that both MS objects belong to same MS */ |
| 1452 | send_dl_data(&the_bts, tlli2, imsi, (const uint8_t *)"DATA", 4); |
| 1453 | |
| 1454 | ms = the_bts.ms_by_imsi(imsi); |
| 1455 | OSMO_ASSERT(ms == ms2); |
| 1456 | |
| 1457 | fprintf(stderr, "New MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1458 | ms2->tlli(), ms2->ta(), ms2->imsi(), ms2->llc_queue()->size()); |
| 1459 | |
| 1460 | ms = the_bts.ms_by_tlli(tlli1); |
| 1461 | OSMO_ASSERT(ms == NULL); |
| 1462 | ms = the_bts.ms_by_tlli(tlli2); |
| 1463 | OSMO_ASSERT(ms == ms2); |
| 1464 | |
| 1465 | printf("=== end %s ===\n", __func__); |
| 1466 | } |
| 1467 | |
| 1468 | static void test_tbf_dl_flow_and_rach_two_phase() |
| 1469 | { |
| 1470 | BTS the_bts; |
| 1471 | int ts_no = 7; |
| 1472 | uint32_t fn = 2654218; |
| 1473 | uint16_t qta = 31; |
| 1474 | uint32_t tlli1 = 0xf1223344; |
| 1475 | const char *imsi = "0011223344"; |
| 1476 | uint8_t ms_class = 1; |
| 1477 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1478 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1479 | GprsMs *ms, *ms1, *ms2; |
| 1480 | |
| 1481 | printf("=== start %s ===\n", __func__); |
| 1482 | |
| 1483 | setup_bts(&the_bts, ts_no, 1); |
| 1484 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1485 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1486 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1487 | |
| 1488 | ms1 = ul_tbf->ms(); |
| 1489 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1490 | |
| 1491 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1492 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
| 1493 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1494 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1495 | |
| 1496 | OSMO_ASSERT(ms1->llc_queue()->size() == 2); |
| 1497 | dl_tbf = ms1->dl_tbf(); |
| 1498 | OSMO_ASSERT(dl_tbf != NULL); |
| 1499 | |
| 1500 | /* Get rid of old UL TBF */ |
| 1501 | tbf_free(ul_tbf); |
| 1502 | ms = the_bts.ms_by_tlli(tlli1); |
| 1503 | OSMO_ASSERT(ms1 == ms); |
| 1504 | |
| 1505 | /* Now establish a new UL TBF, this will consume one LLC packet */ |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1506 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1507 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1508 | |
| 1509 | ms2 = ul_tbf->ms(); |
| 1510 | fprintf(stderr, "New MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1511 | ms2->tlli(), ms2->ta(), ms2->imsi(), ms2->llc_queue()->size()); |
| 1512 | |
| 1513 | /* This should be the same MS object */ |
| 1514 | OSMO_ASSERT(ms2 == ms1); |
| 1515 | |
| 1516 | ms = the_bts.ms_by_tlli(tlli1); |
| 1517 | OSMO_ASSERT(ms2 == ms); |
| 1518 | |
Jacob Erlbeck | c8cbfc2 | 2015-09-01 11:38:40 +0200 | [diff] [blame] | 1519 | /* A DL TBF should still exist */ |
| 1520 | OSMO_ASSERT(ms->dl_tbf()); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1521 | |
| 1522 | /* No queued packets should be lost */ |
Jacob Erlbeck | 9659d59 | 2015-09-01 11:06:14 +0200 | [diff] [blame] | 1523 | OSMO_ASSERT(ms->llc_queue()->size() == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1524 | |
| 1525 | printf("=== end %s ===\n", __func__); |
| 1526 | } |
| 1527 | |
| 1528 | |
| 1529 | static void test_tbf_dl_flow_and_rach_single_phase() |
| 1530 | { |
| 1531 | BTS the_bts; |
| 1532 | int ts_no = 7; |
| 1533 | uint32_t fn = 2654218; |
| 1534 | uint16_t qta = 31; |
| 1535 | uint32_t tlli1 = 0xf1223344; |
| 1536 | const char *imsi = "0011223344"; |
| 1537 | uint8_t ms_class = 1; |
| 1538 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1539 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1540 | GprsMs *ms, *ms1, *ms2; |
| 1541 | |
| 1542 | printf("=== start %s ===\n", __func__); |
| 1543 | |
| 1544 | setup_bts(&the_bts, ts_no, 1); |
| 1545 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1546 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1547 | ms_class, 0); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1548 | |
| 1549 | ms1 = ul_tbf->ms(); |
| 1550 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1551 | |
| 1552 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 1 *************", 20); |
| 1553 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)"DATA 2 *************", 20); |
| 1554 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1555 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1556 | |
| 1557 | OSMO_ASSERT(ms1->llc_queue()->size() == 2); |
| 1558 | dl_tbf = ms1->dl_tbf(); |
| 1559 | OSMO_ASSERT(dl_tbf != NULL); |
| 1560 | |
| 1561 | /* Get rid of old UL TBF */ |
| 1562 | tbf_free(ul_tbf); |
| 1563 | ms = the_bts.ms_by_tlli(tlli1); |
| 1564 | OSMO_ASSERT(ms1 == ms); |
| 1565 | |
| 1566 | /* Now establish a new UL TBF */ |
| 1567 | ul_tbf = establish_ul_tbf_single_phase(&the_bts, ts_no, tlli1, &fn, qta); |
| 1568 | |
| 1569 | ms2 = ul_tbf->ms(); |
| 1570 | fprintf(stderr, "New MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1571 | ms2->tlli(), ms2->ta(), ms2->imsi(), ms2->llc_queue()->size()); |
| 1572 | |
| 1573 | /* There should be a different MS object */ |
| 1574 | OSMO_ASSERT(ms2 != ms1); |
| 1575 | |
| 1576 | ms = the_bts.ms_by_tlli(tlli1); |
| 1577 | OSMO_ASSERT(ms2 == ms); |
| 1578 | OSMO_ASSERT(ms1 != ms); |
| 1579 | |
Jacob Erlbeck | 5f93f85 | 2016-01-21 20:48:39 +0100 | [diff] [blame] | 1580 | /* DL TBF should be removed */ |
| 1581 | OSMO_ASSERT(!ms->dl_tbf()); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1582 | |
| 1583 | /* No queued packets should be lost */ |
Jacob Erlbeck | 9659d59 | 2015-09-01 11:06:14 +0200 | [diff] [blame] | 1584 | OSMO_ASSERT(ms->llc_queue()->size() == 2); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 1585 | |
| 1586 | printf("=== end %s ===\n", __func__); |
| 1587 | } |
| 1588 | |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1589 | static void test_tbf_dl_reuse() |
| 1590 | { |
| 1591 | BTS the_bts; |
| 1592 | int ts_no = 7; |
| 1593 | uint32_t fn = 2654218; |
| 1594 | uint16_t qta = 31; |
| 1595 | uint32_t tlli1 = 0xf1223344; |
| 1596 | const char *imsi = "0011223344"; |
| 1597 | uint8_t ms_class = 1; |
| 1598 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1599 | gprs_rlcmac_dl_tbf *dl_tbf1, *dl_tbf2; |
| 1600 | GprsMs *ms1, *ms2; |
| 1601 | unsigned i; |
| 1602 | RlcMacUplink_t ulreq = {0}; |
| 1603 | |
| 1604 | printf("=== start %s ===\n", __func__); |
| 1605 | |
| 1606 | setup_bts(&the_bts, ts_no, 1); |
| 1607 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1608 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli1, &fn, qta, |
| 1609 | ms_class, 0); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1610 | |
| 1611 | ms1 = ul_tbf->ms(); |
| 1612 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1613 | |
| 1614 | /* Send some LLC frames */ |
| 1615 | for (i = 0; i < 40; i++) { |
| 1616 | char buf[32]; |
| 1617 | int rc; |
| 1618 | |
| 1619 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i", i); |
| 1620 | OSMO_ASSERT(rc > 0); |
| 1621 | |
| 1622 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 1623 | } |
| 1624 | |
| 1625 | fprintf(stderr, "Old MS: TLLI = 0x%08x, TA = %d, IMSI = %s, LLC = %d\n", |
| 1626 | ms1->tlli(), ms1->ta(), ms1->imsi(), ms1->llc_queue()->size()); |
| 1627 | |
| 1628 | /* Send Packet Downlink Assignment to MS */ |
| 1629 | request_dl_rlc_block(ul_tbf, &fn); |
| 1630 | |
| 1631 | /* Ack it */ |
| 1632 | send_control_ack(ul_tbf); |
| 1633 | |
| 1634 | /* Transmit all data */ |
| 1635 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1636 | OSMO_ASSERT(ms1->llc_queue()->size() == 0); |
| 1637 | OSMO_ASSERT(ms1->dl_tbf()); |
| 1638 | OSMO_ASSERT(ms1->dl_tbf()->state_is(GPRS_RLCMAC_FINISHED)); |
| 1639 | |
| 1640 | dl_tbf1 = ms1->dl_tbf(); |
| 1641 | |
| 1642 | /* Send some LLC frames */ |
| 1643 | for (i = 0; i < 10; i++) { |
| 1644 | char buf[32]; |
| 1645 | int rc; |
| 1646 | |
| 1647 | rc = snprintf(buf, sizeof(buf), "LLC PACKET %02i (TBF 2)", i); |
| 1648 | OSMO_ASSERT(rc > 0); |
| 1649 | |
| 1650 | send_dl_data(&the_bts, tlli1, imsi, (const uint8_t *)buf, rc); |
| 1651 | } |
| 1652 | |
| 1653 | /* Fake Final DL Ack/Nack */ |
| 1654 | ulreq.u.MESSAGE_TYPE = MT_PACKET_DOWNLINK_ACK_NACK; |
| 1655 | Packet_Downlink_Ack_Nack_t *ack = &ulreq.u.Packet_Downlink_Ack_Nack; |
| 1656 | |
| 1657 | ack->PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| 1658 | ack->DOWNLINK_TFI = dl_tbf1->tfi(); |
| 1659 | ack->Ack_Nack_Description.FINAL_ACK_INDICATION = 1; |
| 1660 | |
Jacob Erlbeck | 8eb1714 | 2016-01-22 17:58:17 +0100 | [diff] [blame] | 1661 | 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] | 1662 | |
| 1663 | OSMO_ASSERT(dl_tbf1->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 1664 | |
| 1665 | request_dl_rlc_block(dl_tbf1, &fn); |
| 1666 | |
| 1667 | ms2 = the_bts.ms_by_tlli(tlli1); |
| 1668 | OSMO_ASSERT(ms2 == ms1); |
| 1669 | OSMO_ASSERT(ms2->dl_tbf()); |
Jacob Erlbeck | f1a7b8f | 2016-02-01 20:59:04 +0100 | [diff] [blame] | 1670 | OSMO_ASSERT(ms2->dl_tbf()->state_is(GPRS_RLCMAC_WAIT_ASSIGN)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1671 | |
| 1672 | dl_tbf2 = ms2->dl_tbf(); |
| 1673 | |
| 1674 | OSMO_ASSERT(dl_tbf1 != dl_tbf2); |
| 1675 | |
| 1676 | send_control_ack(dl_tbf1); |
Jacob Erlbeck | 6835cea | 2015-08-21 15:24:02 +0200 | [diff] [blame] | 1677 | OSMO_ASSERT(dl_tbf2->state_is(GPRS_RLCMAC_FLOW)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1678 | |
| 1679 | /* Transmit all data */ |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1680 | transmit_dl_data(&the_bts, tlli1, &fn); |
| 1681 | OSMO_ASSERT(ms2->llc_queue()->size() == 0); |
| 1682 | OSMO_ASSERT(ms2->dl_tbf()); |
| 1683 | OSMO_ASSERT(ms2->dl_tbf()->state_is(GPRS_RLCMAC_FINISHED)); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 1684 | |
| 1685 | printf("=== end %s ===\n", __func__); |
| 1686 | } |
| 1687 | |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 1688 | static void test_tbf_gprs_egprs() |
| 1689 | { |
| 1690 | BTS the_bts; |
| 1691 | gprs_rlcmac_bts *bts; |
| 1692 | uint8_t ts_no = 4; |
| 1693 | uint8_t ms_class = 45; |
| 1694 | int rc = 0; |
| 1695 | uint32_t tlli = 0xc0006789; |
| 1696 | const char *imsi = "001001123456789"; |
| 1697 | unsigned delay_csec = 1000; |
| 1698 | |
| 1699 | uint8_t buf[256] = {0}; |
| 1700 | |
| 1701 | printf("=== start %s ===\n", __func__); |
| 1702 | |
| 1703 | bts = the_bts.bts_data(); |
| 1704 | setup_bts(&the_bts, ts_no); |
| 1705 | |
| 1706 | /* EGPRS-only */ |
| 1707 | bts->egprs_enabled = 1; |
| 1708 | |
| 1709 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1710 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 1711 | |
| 1712 | /* Does not support EGPRS */ |
| 1713 | rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, 0, |
| 1714 | delay_csec, buf, sizeof(buf)); |
| 1715 | |
| 1716 | OSMO_ASSERT(rc == -EBUSY); |
| 1717 | printf("=== end %s ===\n", __func__); |
| 1718 | |
| 1719 | gprs_bssgp_destroy(); |
| 1720 | } |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 1721 | |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 1722 | static void test_tbf_ws() |
| 1723 | { |
| 1724 | BTS the_bts; |
| 1725 | gprs_rlcmac_bts *bts; |
| 1726 | uint8_t ts_no = 4; |
| 1727 | uint8_t ms_class = 12; |
| 1728 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1729 | |
| 1730 | printf("=== start %s ===\n", __func__); |
| 1731 | |
| 1732 | bts = the_bts.bts_data(); |
| 1733 | setup_bts(&the_bts, ts_no); |
| 1734 | |
| 1735 | bts->ws_base = 128; |
| 1736 | bts->ws_pdch = 64; |
| 1737 | bts->alloc_algorithm = alloc_algorithm_b; |
| 1738 | bts->trx[0].pdch[2].enable(); |
| 1739 | bts->trx[0].pdch[3].enable(); |
| 1740 | bts->trx[0].pdch[4].enable(); |
| 1741 | bts->trx[0].pdch[5].enable(); |
| 1742 | |
| 1743 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1744 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 1745 | |
| 1746 | /* Does no support EGPRS */ |
| 1747 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, 0, 0); |
| 1748 | OSMO_ASSERT(dl_tbf != NULL); |
| 1749 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1750 | dl_tbf->dl_slots(), |
| 1751 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1752 | dl_tbf->window()->ws()); |
| 1753 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 4); |
| 1754 | OSMO_ASSERT(dl_tbf->window()->ws() == 64); |
| 1755 | tbf_free(dl_tbf); |
| 1756 | |
| 1757 | /* EGPRS-only */ |
| 1758 | bts->egprs_enabled = 1; |
| 1759 | |
| 1760 | /* Does support EGPRS */ |
| 1761 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, ms_class, 0); |
| 1762 | |
| 1763 | OSMO_ASSERT(dl_tbf != NULL); |
| 1764 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1765 | dl_tbf->dl_slots(), |
| 1766 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1767 | dl_tbf->window()->ws()); |
| 1768 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 4); |
| 1769 | OSMO_ASSERT(dl_tbf->window()->ws() == 128 + 4 * 64); |
| 1770 | tbf_free(dl_tbf); |
| 1771 | |
| 1772 | printf("=== end %s ===\n", __func__); |
| 1773 | |
| 1774 | gprs_bssgp_destroy(); |
| 1775 | } |
| 1776 | |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 1777 | static void test_tbf_update_ws(void) |
| 1778 | { |
| 1779 | BTS the_bts; |
| 1780 | gprs_rlcmac_bts *bts; |
| 1781 | uint8_t ts_no = 4; |
| 1782 | uint8_t ms_class = 11; |
| 1783 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1784 | |
| 1785 | printf("=== start %s ===\n", __func__); |
| 1786 | |
| 1787 | bts = the_bts.bts_data(); |
| 1788 | setup_bts(&the_bts, ts_no); |
| 1789 | |
| 1790 | bts->ws_base = 128; |
| 1791 | bts->ws_pdch = 64; |
| 1792 | bts->alloc_algorithm = alloc_algorithm_b; |
| 1793 | bts->trx[0].pdch[2].enable(); |
| 1794 | bts->trx[0].pdch[3].enable(); |
| 1795 | bts->trx[0].pdch[4].enable(); |
| 1796 | bts->trx[0].pdch[5].enable(); |
| 1797 | |
| 1798 | gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1799 | 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| 1800 | |
| 1801 | /* EGPRS-only */ |
| 1802 | bts->egprs_enabled = 1; |
| 1803 | |
| 1804 | /* Does support EGPRS */ |
| 1805 | dl_tbf = tbf_alloc_dl_tbf(bts, NULL, 0, ms_class, ms_class, 1); |
| 1806 | |
| 1807 | OSMO_ASSERT(dl_tbf != NULL); |
| 1808 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1809 | dl_tbf->dl_slots(), |
| 1810 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1811 | dl_tbf->window()->ws()); |
| 1812 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 1); |
| 1813 | OSMO_ASSERT(dl_tbf->window()->ws() == 128 + 1 * 64); |
| 1814 | |
| 1815 | dl_tbf->update(); |
| 1816 | |
| 1817 | /* |
| 1818 | * TODO: Should not expect window size as 192. |
| 1819 | * should be fixed in subsequent patch |
| 1820 | */ |
| 1821 | OSMO_ASSERT(dl_tbf != NULL); |
| 1822 | fprintf(stderr, "DL TBF slots: 0x%02x, N: %d, WS: %d\n", |
| 1823 | dl_tbf->dl_slots(), |
| 1824 | pcu_bitcount(dl_tbf->dl_slots()), |
| 1825 | dl_tbf->window()->ws()); |
| 1826 | OSMO_ASSERT(pcu_bitcount(dl_tbf->dl_slots()) == 4); |
| 1827 | OSMO_ASSERT(dl_tbf->window()->ws() == 128 + 1 * 64); |
| 1828 | |
| 1829 | tbf_free(dl_tbf); |
| 1830 | |
| 1831 | printf("=== end %s ===\n", __func__); |
| 1832 | |
| 1833 | gprs_bssgp_destroy(); |
| 1834 | } |
| 1835 | |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 1836 | static void test_tbf_puan_urbb_len(void) |
| 1837 | { |
| 1838 | BTS the_bts; |
| 1839 | int ts_no = 7; |
| 1840 | uint32_t fn = 2654218; |
| 1841 | uint16_t qta = 31; |
| 1842 | uint32_t tlli = 0xf1223344; |
| 1843 | const char *imsi = "0011223344"; |
| 1844 | uint8_t ms_class = 1; |
| 1845 | uint8_t egprs_ms_class = 1; |
| 1846 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1847 | GprsMs *ms; |
| 1848 | uint8_t test_data[256]; |
| 1849 | |
| 1850 | printf("=== start %s ===\n", __func__); |
| 1851 | |
| 1852 | memset(test_data, 1, sizeof(test_data)); |
| 1853 | |
| 1854 | setup_bts(&the_bts, ts_no, 4); |
| 1855 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1856 | the_bts.bts_data()->egprs_enabled = 1; |
| 1857 | |
| 1858 | ul_tbf = puan_urbb_len_issue(&the_bts, ts_no, tlli, &fn, qta, |
| 1859 | ms_class, egprs_ms_class); |
| 1860 | |
| 1861 | ms = ul_tbf->ms(); |
| 1862 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1863 | fprintf(stderr, |
| 1864 | "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1865 | |
| 1866 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1867 | |
| 1868 | printf("=== end %s ===\n", __func__); |
| 1869 | } |
| 1870 | |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 1871 | static void test_tbf_egprs_two_phase_spb(void) |
| 1872 | { |
| 1873 | BTS the_bts; |
| 1874 | int ts_no = 7; |
| 1875 | uint32_t fn = 2654218; |
| 1876 | uint16_t qta = 31; |
| 1877 | uint32_t tlli = 0xf1223344; |
| 1878 | const char *imsi = "0011223344"; |
| 1879 | uint8_t ms_class = 1; |
| 1880 | uint8_t egprs_ms_class = 1; |
| 1881 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1882 | GprsMs *ms; |
| 1883 | uint8_t test_data[256]; |
| 1884 | |
| 1885 | printf("=== start %s ===\n", __func__); |
| 1886 | |
| 1887 | memset(test_data, 1, sizeof(test_data)); |
| 1888 | |
| 1889 | setup_bts(&the_bts, ts_no, 4); |
| 1890 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1891 | the_bts.bts_data()->egprs_enabled = 1; |
| 1892 | |
| 1893 | ul_tbf = establish_ul_tbf_two_phase_spb(&the_bts, ts_no, tlli, &fn, qta, |
| 1894 | ms_class, egprs_ms_class); |
| 1895 | |
| 1896 | ms = ul_tbf->ms(); |
| 1897 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1898 | fprintf(stderr, |
| 1899 | "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1900 | |
| 1901 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1902 | |
| 1903 | printf("=== end %s ===\n", __func__); |
| 1904 | } |
| 1905 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 1906 | static void test_tbf_egprs_two_phase() |
| 1907 | { |
| 1908 | BTS the_bts; |
| 1909 | int ts_no = 7; |
| 1910 | uint32_t fn = 2654218; |
| 1911 | uint16_t qta = 31; |
| 1912 | uint32_t tlli = 0xf1223344; |
| 1913 | const char *imsi = "0011223344"; |
| 1914 | uint8_t ms_class = 1; |
| 1915 | uint8_t egprs_ms_class = 1; |
| 1916 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1917 | GprsMs *ms; |
| 1918 | uint8_t test_data[256]; |
| 1919 | |
| 1920 | printf("=== start %s ===\n", __func__); |
| 1921 | |
| 1922 | memset(test_data, 1, sizeof(test_data)); |
| 1923 | |
| 1924 | setup_bts(&the_bts, ts_no, 4); |
| 1925 | the_bts.bts_data()->initial_mcs_dl = 9; |
| 1926 | the_bts.bts_data()->egprs_enabled = 1; |
| 1927 | |
| 1928 | ul_tbf = establish_ul_tbf_two_phase(&the_bts, ts_no, tlli, &fn, qta, |
| 1929 | ms_class, egprs_ms_class); |
| 1930 | |
| 1931 | ms = ul_tbf->ms(); |
| 1932 | fprintf(stderr, "Got '%s', TA=%d\n", ul_tbf->name(), ul_tbf->ta()); |
| 1933 | fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| 1934 | |
| 1935 | send_dl_data(&the_bts, tlli, imsi, test_data, sizeof(test_data)); |
| 1936 | |
| 1937 | printf("=== end %s ===\n", __func__); |
| 1938 | } |
| 1939 | |
| 1940 | static void establish_and_use_egprs_dl_tbf(BTS *the_bts, int mcs) |
| 1941 | { |
| 1942 | unsigned i; |
| 1943 | uint8_t ms_class = 11; |
| 1944 | uint8_t egprs_ms_class = 11; |
| 1945 | uint32_t fn = 0; |
| 1946 | uint8_t trx_no; |
| 1947 | uint32_t tlli = 0xffeeddcc; |
| 1948 | uint8_t test_data[512]; |
| 1949 | |
| 1950 | uint8_t rbb[64/8]; |
| 1951 | |
| 1952 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 1953 | |
| 1954 | printf("Testing MCS-%d\n", mcs); |
| 1955 | |
| 1956 | memset(test_data, 1, sizeof(test_data)); |
| 1957 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 1958 | |
| 1959 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 1960 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 1961 | |
| 1962 | for (i = 0; i < sizeof(llc_data); i++) |
| 1963 | llc_data[i] = i%256; |
| 1964 | |
| 1965 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1966 | |
| 1967 | /* Schedule a small LLC frame */ |
| 1968 | dl_tbf->append_data(ms_class, 1000, test_data, 10); |
| 1969 | |
| 1970 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1971 | |
| 1972 | /* Drain the queue */ |
| 1973 | while (dl_tbf->have_data()) |
| 1974 | /* Request to send one RLC/MAC block */ |
| 1975 | request_dl_rlc_block(dl_tbf, &fn); |
| 1976 | |
| 1977 | /* Schedule a large LLC frame */ |
| 1978 | dl_tbf->append_data(ms_class, 1000, test_data, sizeof(test_data)); |
| 1979 | |
| 1980 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1981 | |
| 1982 | /* Drain the queue */ |
| 1983 | while (dl_tbf->have_data()) |
| 1984 | /* Request to send one RLC/MAC block */ |
| 1985 | request_dl_rlc_block(dl_tbf, &fn); |
| 1986 | |
| 1987 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 1988 | |
| 1989 | /* Receive a final ACK */ |
| 1990 | dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| 1991 | |
| 1992 | /* Clean up and ensure tbfs are in the correct state */ |
| 1993 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 1994 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| 1995 | check_tbf(dl_tbf); |
| 1996 | tbf_free(dl_tbf); |
| 1997 | } |
| 1998 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 1999 | static gprs_rlcmac_dl_tbf *tbf_init(BTS *the_bts, |
| 2000 | int mcs) |
| 2001 | { |
| 2002 | unsigned i; |
| 2003 | uint8_t ms_class = 11; |
| 2004 | uint8_t egprs_ms_class = 11; |
| 2005 | uint32_t fn = 0; |
| 2006 | uint8_t trx_no; |
| 2007 | uint32_t tlli = 0xffeeddcc; |
| 2008 | uint8_t test_data[512]; |
| 2009 | |
| 2010 | uint8_t rbb[64/8]; |
| 2011 | |
| 2012 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2013 | |
| 2014 | memset(test_data, 1, sizeof(test_data)); |
| 2015 | the_bts->bts_data()->initial_mcs_dl = mcs; |
| 2016 | |
| 2017 | dl_tbf = create_dl_tbf(the_bts, ms_class, egprs_ms_class, &trx_no); |
| 2018 | dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| 2019 | |
| 2020 | for (i = 0; i < sizeof(test_data); i++) |
| 2021 | test_data[i] = i%256; |
| 2022 | |
| 2023 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2024 | |
| 2025 | /* Schedule a LLC frame |
| 2026 | * passing only 100 bytes, since it is enough to construct |
| 2027 | * 2 RLC data blocks. Which are enough to test Header Type 1 |
| 2028 | * cases |
| 2029 | */ |
| 2030 | dl_tbf->append_data(ms_class, 1000, test_data, 100); |
| 2031 | |
| 2032 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| 2033 | |
| 2034 | return dl_tbf; |
| 2035 | |
| 2036 | } |
| 2037 | |
| 2038 | static void tbf_cleanup(gprs_rlcmac_dl_tbf *dl_tbf) |
| 2039 | { |
| 2040 | uint32_t fn = 0; |
| 2041 | uint8_t rbb[64/8]; |
| 2042 | |
| 2043 | /* Receive a final ACK */ |
| 2044 | dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| 2045 | |
| 2046 | /* Clean up and ensure tbfs are in the correct state */ |
| 2047 | OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| 2048 | dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| 2049 | check_tbf(dl_tbf); |
| 2050 | tbf_free(dl_tbf); |
| 2051 | |
| 2052 | } |
| 2053 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2054 | static void egprs_spb_to_normal_validation(BTS *the_bts, |
| 2055 | int mcs, int demanded_mcs) |
| 2056 | { |
| 2057 | uint32_t fn = 0; |
| 2058 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2059 | uint8_t block_nr = 0; |
| 2060 | int index1 = 0; |
| 2061 | uint8_t bn; |
| 2062 | uint16_t bsn1, bsn2, bsn3; |
| 2063 | struct msgb *msg; |
| 2064 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2065 | struct gprs_rlc_dl_header_egprs_2 *egprs2; |
| 2066 | |
| 2067 | printf("Testing retx for MCS %d to reseg_mcs %d\n", mcs, demanded_mcs); |
| 2068 | |
| 2069 | dl_tbf = tbf_init(the_bts, mcs); |
| 2070 | |
| 2071 | /* |
| 2072 | * Table 10.4.8a.3.1 of 44.060. |
| 2073 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2074 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2075 | */ |
| 2076 | if (!(mcs == 6 && demanded_mcs == 3)) |
| 2077 | return; |
| 2078 | |
| 2079 | fn = fn_add_blocks(fn, 1); |
| 2080 | /* Send first RLC data block BSN 0 */ |
| 2081 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2082 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2083 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2084 | == mcs); |
| 2085 | |
| 2086 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2087 | bsn1 = (egprs2->bsn1_hi << 9) || (egprs2->bsn1_mid << 1) |
| 2088 | || (egprs2->bsn1_lo); |
| 2089 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2090 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2091 | OSMO_ASSERT(bsn1 == 0); |
| 2092 | |
| 2093 | dl_tbf->ms()->set_current_cs_dl |
| 2094 | (static_cast < GprsCodingScheme::Scheme > |
| 2095 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2096 | |
| 2097 | fn = fn_add_blocks(fn, 1); |
| 2098 | |
| 2099 | /* Send first segment with demanded_mcs */ |
| 2100 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2101 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2102 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2103 | == demanded_mcs); |
| 2104 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2105 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2106 | |
| 2107 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2108 | OSMO_ASSERT(egprs3->spb == 2); |
| 2109 | |
| 2110 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2111 | OSMO_ASSERT(egprs3->cps == 3); |
| 2112 | |
| 2113 | /* Send second segment with demanded_mcs */ |
| 2114 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2115 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2116 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2117 | == demanded_mcs); |
| 2118 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2119 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2120 | |
| 2121 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2122 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2123 | OSMO_ASSERT(egprs3->spb == 3); |
| 2124 | bsn2 = (egprs3->bsn1_hi << 9) || (egprs3->bsn1_mid << 1) || |
| 2125 | (egprs3->bsn1_lo); |
| 2126 | OSMO_ASSERT(bsn2 == bsn1); |
| 2127 | |
| 2128 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2129 | OSMO_ASSERT(egprs3->cps == 3); |
| 2130 | |
| 2131 | /* Handle (MCS3, MCS3) -> MCS6 case */ |
| 2132 | dl_tbf->ms()->set_current_cs_dl |
| 2133 | (static_cast < GprsCodingScheme::Scheme > |
| 2134 | (GprsCodingScheme::CS4 + mcs)); |
| 2135 | |
| 2136 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2137 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2138 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2139 | egprs2 = (struct gprs_rlc_dl_header_egprs_2 *) msg->data; |
| 2140 | |
| 2141 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2142 | OSMO_ASSERT(egprs2->cps == 0); |
| 2143 | bsn3 = (egprs2->bsn1_hi << 9) || (egprs2->bsn1_mid << 1) || |
| 2144 | (egprs2->bsn1_lo); |
| 2145 | OSMO_ASSERT(bsn3 == bsn2); |
| 2146 | |
| 2147 | tbf_cleanup(dl_tbf); |
| 2148 | } |
| 2149 | static void establish_and_use_egprs_dl_tbf_for_spb(BTS *the_bts, |
| 2150 | int mcs, int demanded_mcs) |
| 2151 | { |
| 2152 | uint32_t fn = 0; |
| 2153 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2154 | uint8_t block_nr = 0; |
| 2155 | int index1 = 0; |
| 2156 | uint8_t bn; |
| 2157 | struct msgb *msg; |
| 2158 | struct gprs_rlc_dl_header_egprs_3 *egprs3; |
| 2159 | |
| 2160 | printf("Testing retx for MCS %d to reseg_mcs %d\n", mcs, demanded_mcs); |
| 2161 | |
| 2162 | dl_tbf = tbf_init(the_bts, mcs); |
| 2163 | |
| 2164 | /* |
| 2165 | * Table 10.4.8a.3.1 of 44.060. |
| 2166 | * (MCS7, MCS9) to (MCS2, MCS3) is not handled since it is same as |
| 2167 | * (MCS5, MCS6) to (MCS2, MCS3) transition |
| 2168 | */ |
| 2169 | /* TODO: Need to support of MCS8 -> MCS6 ->MCS3 transistion |
| 2170 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2171 | * dated 2016-02-07 23:45:40 (UTC) |
| 2172 | */ |
| 2173 | if (!(((mcs == 5) && (demanded_mcs == 2)) || |
| 2174 | ((mcs == 6) && (demanded_mcs == 3)) || |
| 2175 | ((mcs == 4) && (demanded_mcs == 1)))) |
| 2176 | return; |
| 2177 | |
| 2178 | fn = fn_add_blocks(fn, 1); |
| 2179 | /* Send first RLC data block BSN 0 */ |
| 2180 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2181 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2182 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2183 | == mcs); |
| 2184 | |
| 2185 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2186 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2187 | |
| 2188 | dl_tbf->ms()->set_current_cs_dl |
| 2189 | (static_cast < GprsCodingScheme::Scheme > |
| 2190 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2191 | |
| 2192 | fn = fn_add_blocks(fn, 1); |
| 2193 | |
| 2194 | /* Send first segment with demanded_mcs */ |
| 2195 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2196 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2197 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2198 | == demanded_mcs); |
| 2199 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2200 | == EGPRS_RESEG_FIRST_SEG_SENT); |
| 2201 | |
| 2202 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2203 | OSMO_ASSERT(egprs3->spb == 2); |
| 2204 | |
| 2205 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2206 | switch (demanded_mcs) { |
| 2207 | case 3: |
| 2208 | OSMO_ASSERT(egprs3->cps == 3); |
| 2209 | break; |
| 2210 | case 2: |
| 2211 | OSMO_ASSERT(egprs3->cps == 9); |
| 2212 | break; |
| 2213 | case 1: |
| 2214 | OSMO_ASSERT(egprs3->cps == 11); |
| 2215 | break; |
| 2216 | default: |
| 2217 | OSMO_ASSERT(false); |
| 2218 | break; |
| 2219 | } |
| 2220 | |
| 2221 | /* Send second segment with demanded_mcs */ |
| 2222 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2223 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2224 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2225 | == demanded_mcs); |
| 2226 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->spb_status.block_status_dl |
| 2227 | == EGPRS_RESEG_SECOND_SEG_SENT); |
| 2228 | |
| 2229 | egprs3 = (struct gprs_rlc_dl_header_egprs_3 *) msg->data; |
| 2230 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2231 | OSMO_ASSERT(egprs3->spb == 3); |
| 2232 | |
| 2233 | /* Table 10.4.8a.3.1 of 44.060 */ |
| 2234 | switch (demanded_mcs) { |
| 2235 | case 3: |
| 2236 | OSMO_ASSERT(egprs3->cps == 3); |
| 2237 | break; |
| 2238 | case 2: |
| 2239 | OSMO_ASSERT(egprs3->cps == 9); |
| 2240 | break; |
| 2241 | case 1: |
| 2242 | OSMO_ASSERT(egprs3->cps == 11); |
| 2243 | break; |
| 2244 | default: |
| 2245 | OSMO_ASSERT(false); |
| 2246 | break; |
| 2247 | } |
| 2248 | tbf_cleanup(dl_tbf); |
| 2249 | } |
| 2250 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2251 | static void establish_and_use_egprs_dl_tbf_for_retx(BTS *the_bts, |
| 2252 | int mcs, int demanded_mcs) |
| 2253 | { |
| 2254 | uint32_t fn = 0; |
| 2255 | gprs_rlcmac_dl_tbf *dl_tbf; |
| 2256 | uint8_t block_nr = 0; |
| 2257 | int index1 = 0; |
| 2258 | uint8_t bn; |
| 2259 | struct msgb *msg; |
| 2260 | |
| 2261 | printf("Testing retx for MCS %d - %d\n", mcs, demanded_mcs); |
| 2262 | |
| 2263 | dl_tbf = tbf_init(the_bts, mcs); |
| 2264 | |
| 2265 | /* For MCS reduction cases like MCS9->MCS6, MCS7->MCS5 |
| 2266 | * The MCS transition are referred from table Table 8.1.1.2 |
| 2267 | * of TS 44.060 |
| 2268 | */ |
| 2269 | /* TODO: Need to support of MCS8 -> MCS6 transistion |
| 2270 | * Refer commit be881c028fc4da00c4046ecd9296727975c206a3 |
| 2271 | * dated 2016-02-07 23:45:40 (UTC) |
| 2272 | */ |
| 2273 | if (((mcs == 9) && (demanded_mcs < 9)) || |
| 2274 | ((mcs == 7) && (demanded_mcs < 7))) { |
| 2275 | fn = fn_add_blocks(fn, 1); |
| 2276 | /* Send 2 RLC data block */ |
| 2277 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2278 | |
| 2279 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2280 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2281 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2282 | == mcs); |
| 2283 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2284 | == mcs); |
| 2285 | |
| 2286 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2287 | dl_tbf->m_window.m_v_b.mark_nacked(1); |
| 2288 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2289 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2290 | |
| 2291 | /* Set the demanded MCS to demanded_mcs */ |
| 2292 | dl_tbf->ms()->set_current_cs_dl |
| 2293 | (static_cast < GprsCodingScheme::Scheme > |
| 2294 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2295 | |
| 2296 | fn = fn_add_blocks(fn, 1); |
| 2297 | /* Retransmit the first RLC data block with demanded_mcs */ |
| 2298 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2299 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2300 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2301 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2302 | == demanded_mcs); |
| 2303 | |
| 2304 | fn = fn_add_blocks(fn, 1); |
| 2305 | /* Retransmit the second RLC data block with demanded_mcs */ |
| 2306 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2307 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2308 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2309 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2310 | == demanded_mcs); |
| 2311 | } else if (((mcs == 5) && (demanded_mcs > 6)) || |
| 2312 | ((mcs == 6) && (demanded_mcs > 8))) { |
| 2313 | fn = fn_add_blocks(fn, 1); |
| 2314 | /* Send first RLC data block BSN 0 */ |
| 2315 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2316 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2317 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2318 | == mcs); |
| 2319 | |
| 2320 | fn = fn_add_blocks(fn, 1); |
| 2321 | /* Send second RLC data block BSN 1 */ |
| 2322 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2323 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2324 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2325 | == mcs); |
| 2326 | |
| 2327 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2328 | dl_tbf->m_window.m_v_b.mark_nacked(1); |
| 2329 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2330 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2331 | |
| 2332 | dl_tbf->ms()->set_current_cs_dl |
| 2333 | (static_cast < GprsCodingScheme::Scheme > |
| 2334 | (GprsCodingScheme::CS4 + demanded_mcs)); |
| 2335 | |
| 2336 | fn = fn_add_blocks(fn, 1); |
| 2337 | /* Send first, second RLC data blocks with demanded_mcs */ |
| 2338 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2339 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2340 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2341 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2342 | == demanded_mcs); |
| 2343 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2344 | == demanded_mcs); |
| 2345 | } else if (mcs > 6) { |
| 2346 | /* No Mcs change cases are handled here for mcs > MCS6*/ |
| 2347 | fn = fn_add_blocks(fn, 1); |
| 2348 | /* Send first,second RLC data blocks */ |
| 2349 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2350 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2351 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2352 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2353 | == mcs); |
| 2354 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2355 | == mcs); |
| 2356 | |
| 2357 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2358 | dl_tbf->m_window.m_v_b.mark_nacked(1); |
| 2359 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2360 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(1)); |
| 2361 | |
| 2362 | fn = fn_add_blocks(fn, 1); |
| 2363 | /* Send first,second RLC data blocks with demanded_mcs*/ |
| 2364 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2365 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2366 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(1)); |
| 2367 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2368 | == mcs); |
| 2369 | OSMO_ASSERT(dl_tbf->m_rlc.block(1)->cs_current_trans.to_num() |
| 2370 | == mcs); |
| 2371 | } else { |
| 2372 | |
| 2373 | /* No MCS change cases are handled here for mcs <= MCS6*/ |
| 2374 | fn = fn_add_blocks(fn, 1); |
| 2375 | /* Send first RLC data block */ |
| 2376 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2377 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2378 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2379 | == mcs); |
| 2380 | |
| 2381 | dl_tbf->m_window.m_v_b.mark_nacked(0); |
| 2382 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_nacked(0)); |
| 2383 | |
| 2384 | fn = fn_add_blocks(fn, 1); |
| 2385 | /* Send first RLC data block with demanded_mcs */ |
| 2386 | msg = dl_tbf->create_dl_acked_block(fn, dl_tbf->control_ts); |
| 2387 | OSMO_ASSERT(dl_tbf->m_window.m_v_b.is_unacked(0)); |
| 2388 | OSMO_ASSERT(dl_tbf->m_rlc.block(0)->cs_current_trans.to_num() |
| 2389 | == mcs); |
| 2390 | } |
| 2391 | |
| 2392 | tbf_cleanup(dl_tbf); |
| 2393 | } |
| 2394 | |
| 2395 | static void test_tbf_egprs_retx_dl(void) |
| 2396 | { |
| 2397 | BTS the_bts; |
| 2398 | gprs_rlcmac_bts *bts; |
| 2399 | uint8_t ts_no = 4; |
| 2400 | int i, j; |
| 2401 | |
| 2402 | printf("=== start %s ===\n", __func__); |
| 2403 | |
| 2404 | bts = the_bts.bts_data(); |
| 2405 | bts->cs_downgrade_threshold = 0; |
| 2406 | setup_bts(&the_bts, ts_no); |
| 2407 | bts->dl_tbf_idle_msec = 200; |
| 2408 | bts->egprs_enabled = 1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2409 | /* ARQ II */ |
| 2410 | bts->dl_arq_type = EGPRS_ARQ2; |
| 2411 | |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2412 | |
| 2413 | /* First parameter is current MCS, second one is demanded_mcs */ |
| 2414 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 6); |
| 2415 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 1, 9); |
| 2416 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 2, 8); |
| 2417 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 5, 7); |
| 2418 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 6, 9); |
| 2419 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 7, 5); |
| 2420 | establish_and_use_egprs_dl_tbf_for_retx(&the_bts, 9, 6); |
| 2421 | |
| 2422 | printf("=== end %s ===\n", __func__); |
| 2423 | } |
| 2424 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2425 | static void test_tbf_egprs_spb_dl(void) |
| 2426 | { |
| 2427 | BTS the_bts; |
| 2428 | gprs_rlcmac_bts *bts; |
| 2429 | uint8_t ts_no = 4; |
| 2430 | int i, j; |
| 2431 | |
| 2432 | printf("=== start %s ===\n", __func__); |
| 2433 | |
| 2434 | bts = the_bts.bts_data(); |
| 2435 | bts->cs_downgrade_threshold = 0; |
| 2436 | setup_bts(&the_bts, ts_no); |
| 2437 | bts->dl_tbf_idle_msec = 200; |
| 2438 | bts->egprs_enabled = 1; |
| 2439 | |
| 2440 | /* ARQ I resegmentation support */ |
| 2441 | bts->dl_arq_type = EGPRS_ARQ1; |
| 2442 | |
| 2443 | /* |
| 2444 | * First parameter is current MCS, second one is demanded_mcs |
| 2445 | * currently only MCS5->MCS2, MCS6->3, MCS4->MCS1 is tested in UT |
| 2446 | * rest scenarios has been integration tested |
| 2447 | */ |
| 2448 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 6, 3); |
| 2449 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 5, 2); |
| 2450 | establish_and_use_egprs_dl_tbf_for_spb(&the_bts, 4, 1); |
| 2451 | /* check MCS6->(MCS3+MCS3)->MCS6 case */ |
| 2452 | egprs_spb_to_normal_validation(&the_bts, 6, 3); |
| 2453 | |
| 2454 | printf("=== end %s ===\n", __func__); |
| 2455 | } |
| 2456 | |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2457 | static void test_tbf_egprs_dl() |
| 2458 | { |
| 2459 | BTS the_bts; |
| 2460 | gprs_rlcmac_bts *bts; |
| 2461 | uint8_t ts_no = 4; |
| 2462 | int i; |
| 2463 | |
| 2464 | printf("=== start %s ===\n", __func__); |
| 2465 | |
| 2466 | bts = the_bts.bts_data(); |
| 2467 | |
| 2468 | setup_bts(&the_bts, ts_no); |
| 2469 | bts->dl_tbf_idle_msec = 200; |
| 2470 | bts->egprs_enabled = 1; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2471 | /* ARQ II */ |
| 2472 | bts->dl_arq_type = EGPRS_ARQ2; |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2473 | |
| 2474 | for (i = 1; i <= 9; i++) |
| 2475 | establish_and_use_egprs_dl_tbf(&the_bts, i); |
| 2476 | |
| 2477 | printf("=== end %s ===\n", __func__); |
| 2478 | } |
| 2479 | |
| 2480 | |
| 2481 | |
Daniel Willmann | 341689d | 2014-06-11 18:33:14 +0200 | [diff] [blame] | 2482 | static const struct log_info_cat default_categories[] = { |
| 2483 | {"DCSN1", "\033[1;31m", "Concrete Syntax Notation One (CSN1)", LOGL_INFO, 0}, |
| 2484 | {"DL1IF", "\033[1;32m", "GPRS PCU L1 interface (L1IF)", LOGL_DEBUG, 1}, |
| 2485 | {"DRLCMAC", "\033[0;33m", "GPRS RLC/MAC layer (RLCMAC)", LOGL_DEBUG, 1}, |
| 2486 | {"DRLCMACDATA", "\033[0;33m", "GPRS RLC/MAC layer Data (RLCMAC)", LOGL_DEBUG, 1}, |
| 2487 | {"DRLCMACDL", "\033[1;33m", "GPRS RLC/MAC layer Downlink (RLCMAC)", LOGL_DEBUG, 1}, |
| 2488 | {"DRLCMACUL", "\033[1;36m", "GPRS RLC/MAC layer Uplink (RLCMAC)", LOGL_DEBUG, 1}, |
| 2489 | {"DRLCMACSCHED", "\033[0;36m", "GPRS RLC/MAC layer Scheduling (RLCMAC)", LOGL_DEBUG, 1}, |
| 2490 | {"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] | 2491 | {"DNS","\033[1;34m", "GPRS Network Service Protocol (NS)", LOGL_INFO , 1}, |
Daniel Willmann | 341689d | 2014-06-11 18:33:14 +0200 | [diff] [blame] | 2492 | {"DBSSGP","\033[1;34m", "GPRS BSS Gateway Protocol (BSSGP)", LOGL_INFO , 1}, |
| 2493 | {"DPCU", "\033[1;35m", "GPRS Packet Control Unit (PCU)", LOGL_NOTICE, 1}, |
| 2494 | }; |
| 2495 | |
| 2496 | static int filter_fn(const struct log_context *ctx, |
| 2497 | struct log_target *tar) |
| 2498 | { |
| 2499 | return 1; |
| 2500 | } |
| 2501 | |
| 2502 | const struct log_info debug_log_info = { |
| 2503 | filter_fn, |
| 2504 | (struct log_info_cat*)default_categories, |
| 2505 | ARRAY_SIZE(default_categories), |
| 2506 | }; |
| 2507 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2508 | int main(int argc, char **argv) |
| 2509 | { |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 2510 | struct vty_app_info pcu_vty_info = {0}; |
| 2511 | |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2512 | tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| 2513 | if (!tall_pcu_ctx) |
| 2514 | abort(); |
| 2515 | |
| 2516 | msgb_set_talloc_ctx(tall_pcu_ctx); |
Daniel Willmann | 341689d | 2014-06-11 18:33:14 +0200 | [diff] [blame] | 2517 | osmo_init_logging(&debug_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2518 | log_set_use_color(osmo_stderr_target, 0); |
| 2519 | log_set_print_filename(osmo_stderr_target, 0); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 2520 | bssgp_set_log_ss(DBSSGP); |
| 2521 | |
| 2522 | vty_init(&pcu_vty_info); |
| 2523 | pcu_vty_init(&debug_log_info); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2524 | |
Jacob Erlbeck | ac89a55 | 2015-06-29 14:18:46 +0200 | [diff] [blame] | 2525 | test_tbf_base(); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2526 | test_tbf_tlli_update(); |
Jacob Erlbeck | 5e9f40d | 2015-02-23 14:26:59 +0100 | [diff] [blame] | 2527 | test_tbf_final_ack(TEST_MODE_STANDARD); |
| 2528 | test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
Jacob Erlbeck | 2cbe80b | 2015-03-25 10:48:52 +0100 | [diff] [blame] | 2529 | test_tbf_delayed_release(); |
Jacob Erlbeck | b0e5eaf | 2015-05-21 11:07:16 +0200 | [diff] [blame] | 2530 | test_tbf_imsi(); |
Jacob Erlbeck | d58b711 | 2015-04-09 19:17:21 +0200 | [diff] [blame] | 2531 | test_tbf_exhaustion(); |
Jacob Erlbeck | 4116864 | 2015-06-12 13:41:00 +0200 | [diff] [blame] | 2532 | test_tbf_dl_llc_loss(); |
Jacob Erlbeck | ddfc0d5 | 2015-05-27 13:03:15 +0200 | [diff] [blame] | 2533 | test_tbf_single_phase(); |
| 2534 | test_tbf_two_phase(); |
Jacob Erlbeck | b139598 | 2015-08-21 18:15:38 +0200 | [diff] [blame] | 2535 | test_tbf_ra_update_rach(); |
| 2536 | test_tbf_dl_flow_and_rach_two_phase(); |
| 2537 | test_tbf_dl_flow_and_rach_single_phase(); |
Jacob Erlbeck | 23c4b3f | 2015-08-21 15:04:39 +0200 | [diff] [blame] | 2538 | test_tbf_dl_reuse(); |
Jacob Erlbeck | 9b3d7e0 | 2016-01-19 10:44:42 +0100 | [diff] [blame] | 2539 | test_tbf_gprs_egprs(); |
Jacob Erlbeck | 36df774 | 2016-01-19 15:53:30 +0100 | [diff] [blame] | 2540 | test_tbf_ws(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2541 | test_tbf_egprs_two_phase(); |
Aravind Sirsikar | 505a86d | 2016-07-26 18:26:21 +0530 | [diff] [blame] | 2542 | test_tbf_egprs_two_phase_spb(); |
Jacob Erlbeck | 2d2efb1 | 2016-02-04 11:09:19 +0100 | [diff] [blame] | 2543 | test_tbf_egprs_dl(); |
Aravind Sirsikar | 1a67912 | 2016-07-12 15:50:29 +0530 | [diff] [blame] | 2544 | test_tbf_egprs_retx_dl(); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 2545 | test_tbf_egprs_spb_dl(); |
Aravind Sirsikar | 02352b4 | 2016-08-25 16:37:30 +0530 | [diff] [blame] | 2546 | test_tbf_puan_urbb_len(); |
Aravind Sirsikar | 3c2eaeb | 2016-08-30 15:39:04 +0530 | [diff] [blame] | 2547 | test_tbf_update_ws(); |
Jacob Erlbeck | 67c3850 | 2015-05-11 10:32:40 +0200 | [diff] [blame] | 2548 | |
| 2549 | if (getenv("TALLOC_REPORT_FULL")) |
| 2550 | talloc_report_full(tall_pcu_ctx, stderr); |
Holger Hans Peter Freyther | b809866 | 2013-10-30 14:50:17 +0100 | [diff] [blame] | 2551 | return EXIT_SUCCESS; |
| 2552 | } |
| 2553 | |
| 2554 | /* |
| 2555 | * stubs that should not be reached |
| 2556 | */ |
| 2557 | extern "C" { |
| 2558 | void l1if_pdch_req() { abort(); } |
| 2559 | void l1if_connect_pdch() { abort(); } |
| 2560 | void l1if_close_pdch() { abort(); } |
| 2561 | void l1if_open_pdch() { abort(); } |
| 2562 | } |