Harald Welte | a0895f9 | 2018-03-08 11:51:23 +0100 | [diff] [blame] | 1 | module PCU_Tests { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2 | |
| 3 | /* "RAW" PCU tests: Talk directly to the PCU socket of OsmoPCU on the one hand side (emulating |
| 4 | the BTS/BSC side PCU socket server) and the Gb interface on the other hand side. No NS/BSSGP |
| 5 | Emulation is used; rather, we simply use the NS_CodecPort to implement both standard and non- |
| 6 | standard procedures on the NS and BSSGP level. The goal of these tests is to test exactly |
| 7 | those NS and BSSGP implementations on the BSS (PCU) side. */ |
| 8 | |
| 9 | /* (C) 2018-2019 Harald Welte <laforge@gnumonks.org> |
Vadim Yanitskiy | 4f56d32 | 2020-05-22 20:15:48 +0700 | [diff] [blame] | 10 | * (C) 2019-2020 Vadim Yanitskiy <axilirator@gmail.com> |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 11 | * All rights reserved. |
| 12 | * |
| 13 | * Released under the terms of GNU General Public License, Version 2 or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 17 | */ |
| 18 | |
| 19 | friend module PCU_Tests_NS; |
| 20 | |
| 21 | import from General_Types all; |
| 22 | import from Osmocom_Types all; |
| 23 | import from GSM_Types all; |
| 24 | import from GSM_RR_Types all; |
| 25 | |
| 26 | import from Osmocom_VTY_Functions all; |
| 27 | import from TELNETasp_PortType all; |
| 28 | |
| 29 | import from MobileL3_GMM_SM_Types all; |
| 30 | import from RLCMAC_CSN1_Types all; |
Pau Espin Pedrol | e8d7d16 | 2020-04-29 19:07:36 +0200 | [diff] [blame] | 31 | import from RLCMAC_CSN1_Templates all; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 32 | import from RLCMAC_Types all; |
Pau Espin Pedrol | e8d7d16 | 2020-04-29 19:07:36 +0200 | [diff] [blame] | 33 | import from RLCMAC_Templates all; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 34 | |
| 35 | import from MobileL3_CommonIE_Types all; |
| 36 | import from L3_Templates all; |
| 37 | |
| 38 | import from NS_Types all; |
| 39 | import from BSSGP_Types all; |
| 40 | import from Osmocom_Gb_Types all; |
| 41 | |
| 42 | import from BSSGP_Emulation all; /* BssgpConfig */ |
| 43 | import from NS_Emulation all; /* NSConfiguration */ |
| 44 | |
| 45 | import from UD_Types all; |
| 46 | import from PCUIF_Types all; |
| 47 | import from PCUIF_CodecPort all; |
| 48 | import from PCUIF_Components all; |
| 49 | import from IPL4asp_Types all; |
| 50 | import from Native_Functions all; |
| 51 | import from SGSN_Components all; |
Pau Espin Pedrol | aedc511 | 2020-05-16 17:30:42 +0200 | [diff] [blame] | 52 | import from GPRS_Components all; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 53 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 54 | import from StatsD_Types all; |
| 55 | import from StatsD_CodecPort all; |
| 56 | import from StatsD_CodecPort_CtrlFunct all; |
| 57 | import from StatsD_Checker all; |
| 58 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 59 | modulepar { |
| 60 | charstring mp_pcu_sock_path := PCU_SOCK_DEFAULT; |
| 61 | |
| 62 | float X2002 := 0.2; /* Timer -2002, IMM ASSIGN confirm delay */ |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 63 | |
| 64 | charstring mp_pcu_statsd_ip := "127.0.0.1"; |
| 65 | integer mp_pcu_statsd_port := 8125; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 66 | } |
| 67 | |
| 68 | |
| 69 | /* FIXME: make sure to use parameters from mp_gb_cfg.cell_id in the PCU INFO IND */ |
Vadim Yanitskiy | f77421f | 2020-07-19 16:08:24 +0700 | [diff] [blame] | 70 | friend template (value) PCUIF_info_ind ts_PCUIF_INFO_default := { |
Vadim Yanitskiy | c155930 | 2020-07-19 16:39:12 +0700 | [diff] [blame] | 71 | version := PCUIF_Types.mp_pcuif_version, |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 72 | flags := c_PCUIF_Flags_default, |
Vadim Yanitskiy | 9e1206c | 2020-07-19 15:52:31 +0700 | [diff] [blame] | 73 | trx := f_PCUIF_ver_INFO_Trxs(), |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 74 | bsic := 7, |
| 75 | mcc := 262, |
| 76 | mnc := 42, |
| 77 | mnc_3_digits := 0, |
| 78 | lac := 13135, |
| 79 | rac := 0, |
| 80 | nsei := mp_nsconfig.nsei, |
| 81 | nse_timer := { 3, 3, 3, 3, 30, 3, 10 }, |
| 82 | cell_timer := { 3, 3, 3, 3, 3, 10, 3, 10, 3, 10, 3 }, |
| 83 | cell_id := 20960, |
| 84 | repeat_time := 5 * 50, |
| 85 | repeat_count := 3, |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 86 | bvci := mp_gb_cfg.bvc[0].bvci, |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 87 | t3142 := 20, |
| 88 | t3169 := 5, |
| 89 | t3191 := 5, |
| 90 | t3193_10ms := 160, |
| 91 | t3195 := 5, |
| 92 | t3101 := 10, |
| 93 | t3103 := 4, |
| 94 | t3105 := 8, |
| 95 | cv_countdown := 15, |
| 96 | dl_tbf_ext := 250 * 10, /* ms */ |
| 97 | ul_tbf_ext := 250 * 10, /* ms */ |
| 98 | initial_cs := 2, |
| 99 | initial_mcs := 6, |
| 100 | nsvci := { mp_nsconfig.nsvci, 0 }, |
Harald Welte | 5e8573e | 2020-09-13 15:32:56 +0200 | [diff] [blame] | 101 | local_port := { mp_nsconfig.provider.ip.remote_udp_port, 0 }, |
| 102 | remote_port := { mp_nsconfig.provider.ip.local_udp_port, 0 }, |
Alexander Couzens | 1e5dc48 | 2020-07-28 15:38:46 +0200 | [diff] [blame] | 103 | remote_addr := f_PCUIF_ver_INFO_RemoteAddr( |
Harald Welte | 5e8573e | 2020-09-13 15:32:56 +0200 | [diff] [blame] | 104 | f_PCUIF_AF2addr_type(mp_nsconfig.provider.ip.address_family), mp_nsconfig.provider.ip.local_ip) |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 105 | } |
| 106 | |
| 107 | type record lqual_range { |
| 108 | /* component reference to the IPA_Client component used for RSL */ |
| 109 | uint8_t low, |
| 110 | uint8_t high |
| 111 | } |
| 112 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 113 | type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdlr { |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 114 | /* PCU interface abstraction component */ |
| 115 | var RAW_PCUIF_CT vc_PCUIF; |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 116 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 117 | /* StatsD */ |
| 118 | var StatsD_Checker_CT vc_STATSD; |
| 119 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 120 | /* Connection to the PCUIF component */ |
| 121 | port RAW_PCU_MSG_PT PCUIF; |
| 122 | /* VTY connection to the PCU */ |
| 123 | port TELNETasp_PT PCUVTY; |
| 124 | |
| 125 | /* Uplink CS/MCS thresholds, default from pcu_main.c: */ |
| 126 | var lqual_range g_cs_lqual_ranges[4] := {{low := 0, high := 6}, |
| 127 | {low := 5, high := 8}, |
| 128 | {low := 7, high := 13}, |
| 129 | {low := 12,high := 35}}; |
| 130 | var lqual_range g_mcs_lqual_ranges[9] := {{low := 0, high := 6}, |
| 131 | {low := 5, high := 8}, |
| 132 | {low := 7, high := 13}, |
| 133 | {low := 12,high := 15}, |
| 134 | {low := 14, high := 17}, |
| 135 | {low := 16, high := 18}, |
| 136 | {low := 17,high := 20}, |
| 137 | {low := 19, high := 24}, |
| 138 | {low := 23,high := 35}}; |
| 139 | var uint8_t g_cs_initial_dl := 1; |
| 140 | var uint8_t g_cs_initial_ul := 1; |
| 141 | var uint8_t g_mcs_initial_dl := 1; |
| 142 | var uint8_t g_mcs_initial_ul := 1; |
| 143 | var uint8_t g_cs_max_dl := 4; |
| 144 | var uint8_t g_cs_max_ul := 4; |
| 145 | var uint8_t g_mcs_max_dl := 9; |
| 146 | var uint8_t g_mcs_max_ul := 9; |
| 147 | |
| 148 | var boolean g_egprs_only := false; |
Pau Espin Pedrol | 0c0bf87 | 2020-05-14 15:50:49 +0200 | [diff] [blame] | 149 | var boolean g_force_two_phase_access := false; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 150 | |
| 151 | /* Guard timeout */ |
| 152 | timer g_T_guard := 60.0; |
| 153 | }; |
| 154 | |
| 155 | private altstep as_Tguard_RAW() runs on RAW_PCU_Test_CT { |
| 156 | [] g_T_guard.timeout { |
| 157 | setverdict(fail, "Timeout of T_guard"); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 158 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 159 | } |
| 160 | } |
| 161 | |
| 162 | private function f_pcuvty_set_allowed_cs_mcs() runs on RAW_PCU_Test_CT { |
| 163 | f_vty_config2(PCUVTY, {"pcu"}, "cs " & int2str(g_cs_initial_dl) & " " & int2str(g_cs_initial_ul)); |
| 164 | f_vty_config2(PCUVTY, {"pcu"}, "cs max " & int2str(g_cs_max_dl) & " " & int2str(g_cs_max_ul)); |
| 165 | |
| 166 | f_vty_config2(PCUVTY, {"pcu"}, "mcs " & int2str(g_mcs_initial_dl) & " " & int2str(g_mcs_initial_ul)); |
| 167 | f_vty_config2(PCUVTY, {"pcu"}, "mcs max " & int2str(g_mcs_max_dl) & " " & int2str(g_mcs_max_ul)); |
| 168 | } |
| 169 | |
| 170 | private function f_pcuvty_set_link_quality_ranges() runs on RAW_PCU_Test_CT { |
| 171 | var charstring cmd; |
| 172 | |
| 173 | cmd := "cs link-quality-ranges" & |
| 174 | " cs1 " & int2str(g_cs_lqual_ranges[0].high) & |
| 175 | " cs2 " & int2str(g_cs_lqual_ranges[1].low) & " " & int2str(g_cs_lqual_ranges[1].high) & |
| 176 | " cs3 " & int2str(g_cs_lqual_ranges[2].low) & " " & int2str(g_cs_lqual_ranges[2].high) & |
| 177 | " cs4 " & int2str(g_cs_lqual_ranges[3].low); |
| 178 | f_vty_config2(PCUVTY, {"pcu"}, cmd); |
| 179 | |
| 180 | cmd := "mcs link-quality-ranges" & |
| 181 | " mcs1 " & int2str(g_mcs_lqual_ranges[0].high) & |
| 182 | " mcs2 " & int2str(g_mcs_lqual_ranges[1].low) & " " & int2str(g_mcs_lqual_ranges[1].high) & |
| 183 | " mcs3 " & int2str(g_mcs_lqual_ranges[2].low) & " " & int2str(g_mcs_lqual_ranges[2].high) & |
| 184 | " mcs4 " & int2str(g_mcs_lqual_ranges[3].low) & " " & int2str(g_mcs_lqual_ranges[3].high) & |
| 185 | " mcs5 " & int2str(g_mcs_lqual_ranges[4].low) & " " & int2str(g_mcs_lqual_ranges[4].high) & |
| 186 | " mcs6 " & int2str(g_mcs_lqual_ranges[5].low) & " " & int2str(g_mcs_lqual_ranges[5].high) & |
| 187 | " mcs7 " & int2str(g_mcs_lqual_ranges[6].low) & " " & int2str(g_mcs_lqual_ranges[6].high) & |
| 188 | " mcs8 " & int2str(g_mcs_lqual_ranges[7].low) & " " & int2str(g_mcs_lqual_ranges[7].high) & |
| 189 | " mcs9 " & int2str(g_mcs_lqual_ranges[8].low); |
| 190 | f_vty_config2(PCUVTY, {"pcu"}, cmd); |
| 191 | } |
| 192 | |
| 193 | private function f_init_vty(charstring id) runs on RAW_PCU_Test_CT { |
| 194 | map(self:PCUVTY, system:PCUVTY); |
| 195 | f_vty_set_prompts(PCUVTY); |
| 196 | f_vty_transceive(PCUVTY, "enable"); |
| 197 | |
| 198 | if (g_egprs_only) { |
| 199 | f_vty_config2(PCUVTY, {"pcu"}, "egprs only"); |
| 200 | } else { |
| 201 | f_vty_config2(PCUVTY, {"pcu"}, "no egprs"); |
| 202 | } |
Pau Espin Pedrol | 0c0bf87 | 2020-05-14 15:50:49 +0200 | [diff] [blame] | 203 | |
| 204 | if (g_force_two_phase_access) { |
| 205 | f_vty_config2(PCUVTY, {"pcu"}, "two-phase-access"); |
| 206 | } else { |
| 207 | f_vty_config2(PCUVTY, {"pcu"}, "no two-phase-access"); |
| 208 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 209 | } |
| 210 | |
Pau Espin Pedrol | 2456dad | 2020-04-30 20:22:38 +0200 | [diff] [blame] | 211 | function f_init_raw(charstring id, template (value) PCUIF_info_ind info_ind := ts_PCUIF_INFO_default) |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 212 | runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 213 | /* Start the guard timer */ |
| 214 | g_T_guard.start; |
| 215 | activate(as_Tguard_RAW()); |
| 216 | |
| 217 | /* Init PCU interface component */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 218 | vc_PCUIF := RAW_PCUIF_CT.create("PCUIF"); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 219 | connect(vc_PCUIF:MTC, self:PCUIF); |
| 220 | map(vc_PCUIF:PCU, system:PCU); |
| 221 | |
| 222 | /* Create one BTS component (we may want more some day) */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 223 | vc_BTS := RAW_PCU_BTS_CT.create("BTS"); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 224 | connect(vc_BTS:PCUIF, vc_PCUIF:BTS); |
| 225 | connect(vc_BTS:TC, self:BTS); |
| 226 | |
| 227 | f_init_vty(id); |
| 228 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 229 | f_init_statsd(id, vc_STATSD, mp_pcu_statsd_ip, mp_pcu_statsd_port); |
| 230 | /* This is normally done in the ConnHdlr component, but here |
| 231 | * the Test_CT doubles as ConnHdlr */ |
| 232 | connect(self:STATSD_PROC, vc_STATSD:STATSD_PROC); |
| 233 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 234 | vc_PCUIF.start(f_PCUIF_CT_handler(mp_pcu_sock_path)); |
| 235 | vc_BTS.start(f_BTS_CT_handler(0, valueof(info_ind))); |
| 236 | |
| 237 | /* Wait until the BTS is ready (SI13 negotiated) */ |
| 238 | BTS.receive(tr_RAW_PCU_EV(BTS_EV_SI13_NEGO)); |
| 239 | } |
| 240 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 241 | testcase TC_pcuif_suspend() runs on RAW_PCU_Test_CT { |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 242 | var octetstring ra_id := enc_RoutingAreaIdentification(mp_gb_cfg.bvc[0].cell_id.ra_id); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 243 | var GprsTlli tlli := 'FFFFFFFF'O; |
| 244 | timer T; |
| 245 | |
| 246 | /* Initialize NS/BSSGP side */ |
| 247 | f_init_bssgp(); |
| 248 | |
| 249 | /* Initialize the PCU interface abstraction */ |
| 250 | f_init_raw(testcasename()); |
| 251 | |
| 252 | /* Establish BSSGP connection to the PCU */ |
| 253 | f_bssgp_establish(); |
| 254 | |
| 255 | BTS.send(ts_PCUIF_SUSP_REQ(0, tlli, ra_id, 0)); |
| 256 | |
| 257 | T.start(2.0); |
| 258 | alt { |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 259 | [] BSSGP_SIG[0].receive(tr_BSSGP_SUSPEND(tlli, mp_gb_cfg.bvc[0].cell_id.ra_id)) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 260 | setverdict(pass); |
| 261 | } |
| 262 | [] T.timeout { |
| 263 | setverdict(fail, "Timeout waiting for BSSGP SUSPEND"); |
| 264 | } |
| 265 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 266 | |
| 267 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 268 | } |
| 269 | |
| 270 | /* Test of correct Timing Advance at the time of TBF establishment |
| 271 | * (derived from timing offset of the Access Burst). */ |
| 272 | testcase TC_ta_rach_imm_ass() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 273 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 274 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 275 | /* Initialize GPRS MS side */ |
| 276 | f_init_gprs_ms(); |
| 277 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 278 | /* Initialize the PCU interface abstraction */ |
| 279 | f_init_raw(testcasename()); |
| 280 | |
| 281 | /* We cannot send too many TBF requests in a short time because |
| 282 | * at some point the PCU will fail to allocate a new TBF. */ |
| 283 | for (var TimingAdvance ta := 0; ta < 64; ta := ta + 16) { |
| 284 | /* Establish an Uplink TBF (send RACH.ind with current TA) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 285 | ms.ta := ta; |
Vadim Yanitskiy | 84d1dd5 | 2020-05-28 21:09:22 +0700 | [diff] [blame] | 286 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 287 | |
| 288 | /* Make sure Timing Advance IE matches out expectations */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 289 | if (ms.ul_tbf.rr_imm_ass.payload.imm_ass.timing_advance != ta) { |
Vadim Yanitskiy | 8685b38 | 2020-05-06 16:53:26 +0700 | [diff] [blame] | 290 | setverdict(fail, "Timing Advance mismatch: ", |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 291 | ms.ul_tbf.rr_imm_ass.payload.imm_ass.timing_advance, |
Vadim Yanitskiy | 8685b38 | 2020-05-06 16:53:26 +0700 | [diff] [blame] | 292 | " vs expected ", ta); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 293 | break; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 294 | } |
| 295 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 296 | |
| 297 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 298 | } |
| 299 | |
| 300 | /* Verify Timing Advance value(s) indicated during the packet Downlink assignment |
| 301 | * procedure as per 3GPP TS 44.018, section 3.5.3. There seems to be a bug in the |
| 302 | * IUT that causes it to send an unreasonable Timing Advance value > 0 despite |
| 303 | * no active TBF exists at the moment of establishment (idle mode). */ |
| 304 | testcase TC_ta_idle_dl_tbf_ass() runs on RAW_PCU_Test_CT { |
Vadim Yanitskiy | 84d1dd5 | 2020-05-28 21:09:22 +0700 | [diff] [blame] | 305 | var OCT4 tlli := f_rnd_octstring(4); |
| 306 | var GsmRrMessage rr_imm_ass; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 307 | |
| 308 | /* Initialize NS/BSSGP side */ |
| 309 | f_init_bssgp(); |
| 310 | |
| 311 | /* Initialize the PCU interface abstraction */ |
| 312 | f_init_raw(testcasename()); |
| 313 | |
| 314 | /* Establish BSSGP connection to the PCU */ |
| 315 | f_bssgp_establish(); |
Vadim Yanitskiy | 84d1dd5 | 2020-05-28 21:09:22 +0700 | [diff] [blame] | 316 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 317 | |
| 318 | /* SGSN sends some DL data, PCU will initiate Packet Downlink |
| 319 | * Assignment on CCCH (PCH). We don't care about the payload. */ |
Vadim Yanitskiy | 84d1dd5 | 2020-05-28 21:09:22 +0700 | [diff] [blame] | 320 | BSSGP[0].send(ts_BSSGP_DL_UD(tlli, f_rnd_octstring(10))); |
| 321 | rr_imm_ass := f_pcuif_rx_imm_ass(PCU_IF_SAPI_PCH, tr_IMM_TBF_ASS(dl := true)); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 322 | |
| 323 | /* Make sure that Timing Advance is 0 (the actual value is not known yet). |
| 324 | * As per 3GPP S 44.018, section 3.5.3.1.2, the network *shall* initiate |
| 325 | * the procedures defined in 3GPP TS 44.060 or use the polling mechanism. */ |
Vadim Yanitskiy | 84d1dd5 | 2020-05-28 21:09:22 +0700 | [diff] [blame] | 326 | if (rr_imm_ass.payload.imm_ass.timing_advance != 0) { |
| 327 | setverdict(fail, "Timing Advance value doesn't match"); |
| 328 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 329 | |
| 330 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 331 | } |
| 332 | |
| 333 | /* Verify that the PCU generates valid PTCCH/D messages |
| 334 | * while neither Uplink nor Downlink TBF is established. */ |
| 335 | testcase TC_ta_ptcch_idle() runs on RAW_PCU_Test_CT { |
| 336 | var PTCCHDownlinkMsg ptcch_msg; |
| 337 | var PCUIF_Message pcu_msg; |
| 338 | timer T; |
| 339 | |
| 340 | /* Initialize the PCU interface abstraction */ |
| 341 | f_init_raw(testcasename()); |
| 342 | |
| 343 | /* Sent an RTS.req for PTCCH/D */ |
| 344 | BTS.send(ts_PCUIF_RTS_REQ(bts_nr := 0, trx_nr := 0, ts_nr := 7, |
| 345 | sapi := PCU_IF_SAPI_PTCCH, fn := 0, |
| 346 | arfcn := 871, block_nr := 0)); |
| 347 | T.start(5.0); |
| 348 | alt { |
| 349 | [] BTS.receive(tr_PCUIF_DATA_REQ(bts_nr := 0, trx_nr := 0, ts_nr := 7, |
| 350 | sapi := PCU_IF_SAPI_PTCCH)) -> value pcu_msg { |
| 351 | log("Rx DATA.req message: ", pcu_msg); |
| 352 | setverdict(pass); |
| 353 | } |
| 354 | [] BTS.receive(PCUIF_Message:?) { repeat; } |
| 355 | [] T.timeout { |
| 356 | setverdict(fail, "Timeout waiting for a PTCCH/D block"); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 357 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 358 | } |
| 359 | } |
| 360 | |
| 361 | ptcch_msg := dec_PTCCHDownlinkMsg(pcu_msg.u.data_req.data); |
| 362 | log("Decoded PTCCH/D message: ", ptcch_msg); |
| 363 | |
| 364 | /* Make sure the message is encoded correctly |
| 365 | * TODO: do we expect all TA values to be equal '1111111'B? */ |
| 366 | if (not match(ptcch_msg, tr_PTCCHDownlinkMsg)) { |
| 367 | setverdict(fail, "Malformed PTCCH/D message"); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 368 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 369 | |
| 370 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 371 | } |
| 372 | |
| 373 | /* Test of correct Timing Advance during an active Uplink TBF. |
| 374 | * |
| 375 | * Unlike the circuit-switched domain, Uplink transmissions on PDCH time-slots |
| 376 | * are not continuous and there can be long time gaps between them. This happens |
| 377 | * due to a bursty nature of packet data. The actual Timing Advance of a MS may |
| 378 | * significantly change between such rare Uplink transmissions, so GPRS introduces |
| 379 | * additional mechanisms to control Timing Advance, and thus reduce interference |
| 380 | * between neighboring TDMA time-slots. |
| 381 | * |
| 382 | * At the moment of Uplink TBF establishment, initial Timing Advance is measured |
| 383 | * from ToA (Timing of Arrival) of an Access Burst. This is covered by another |
| 384 | * test case - TC_ta_rach_imm_ass. In response to that Access Burst the network |
| 385 | * sends Immediate Assignment on AGCH, which _may_ contain Timing Advance Index |
| 386 | * among with the initial Timing Advance value. And here PTCCH comes to play. |
| 387 | * |
| 388 | * PTCCH is a unidirectional channel on which the network can instruct a sub-set |
| 389 | * of 16 MS (whether TBFs are active or not) to adjust their Timing Advance |
| 390 | * continuously. To ensure continuous measurements of the signal propagation |
| 391 | * delay, the MSs shall transmit Access Bursts on Uplink (PTCCH/U) on sub-slots |
| 392 | * defined by an assigned Timing Advance Index (see 3GPP TS 45.002). |
| 393 | * |
| 394 | * The purpose of this test case is to verify the assignment of Timing Advance |
| 395 | * Index, and the process of Timing Advance notification on PTCCH/D. The MTC |
| 396 | * first establishes several Uplink TBFs, but does not transmit any Uplink |
| 397 | * blocks on them. During 4 TDMA multi-frame periods the MTC is sending RACH |
| 398 | * indications to the PCU, checking the correctness of two received PTCCH/D |
| 399 | * messages (period of PTCCH/D is two multi-frames). |
| 400 | */ |
| 401 | |
| 402 | /* List of ToA values for Access Bursts to be sent on PTCCH/U, |
| 403 | * each ToA (Timing of Arrival) value is in units of 1/4 of |
| 404 | * a symbol (i.e. 1 symbol is 4 QTA units). */ |
| 405 | type record length(16) of int16_t PTCCH_TAI_ToA_MAP; |
| 406 | const PTCCH_TAI_ToA_MAP ptcch_toa_map_def := { |
| 407 | 0, 0, 0, 0, |
| 408 | 0, 0, 0, 0, |
| 409 | 0, 0, 0, 0, |
| 410 | 0, 0, 0, 0 |
| 411 | }; |
| 412 | |
| 413 | private altstep as_ta_ptcch(uint8_t bts_nr := 0, uint8_t trx_nr := 0, uint8_t ts_nr := 7, |
| 414 | in PTCCH_TAI_ToA_MAP toa_map := ptcch_toa_map_def) |
| 415 | runs on RAW_PCU_Test_CT { |
| 416 | var RAW_PCU_Event event; |
| 417 | var integer ss; |
| 418 | |
| 419 | /* Send Access Bursts on PTCCH/U for every TA Index */ |
| 420 | [] BTS.receive(tr_RAW_PCU_EV(TDMA_EV_PTCCH_UL_BURST)) -> value event { |
| 421 | ss := f_tdma_ptcch_fn2ss(event.data.tdma_fn); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 422 | if (ss < 0) { /* Shall not happen */ |
| 423 | f_shutdown(__BFILE__, __LINE__); |
| 424 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 425 | |
| 426 | log("Sending an Access Burst on PTCCH/U", |
| 427 | ", sub-slot=", ss, " (TAI)", |
| 428 | ", fn=", event.data.tdma_fn, |
| 429 | ", ToA=", toa_map[ss], " (QTA)"); |
| 430 | /* TODO: do we care about RA and burst format? */ |
| 431 | BTS.send(ts_PCUIF_RACH_IND(bts_nr, trx_nr, ts_nr, |
| 432 | ra := oct2int('3A'O), |
| 433 | is_11bit := 0, |
| 434 | burst_type := BURST_TYPE_0, |
| 435 | fn := event.data.tdma_fn, |
| 436 | arfcn := 871, |
| 437 | qta := toa_map[ss], |
| 438 | sapi := PCU_IF_SAPI_PTCCH)); |
| 439 | repeat; |
| 440 | } |
| 441 | } |
| 442 | |
| 443 | private function f_TC_ta_ptcch_ul_multi_tbf(in PTCCH_TAI_ToA_MAP ptcch_toa_map, |
| 444 | template PTCCHDownlinkMsg t_ta_msg) |
| 445 | runs on RAW_PCU_Test_CT { |
| 446 | var PTCCHDownlinkMsg ta_msg; |
| 447 | var PCUIF_Message pcu_msg; |
| 448 | timer T; |
| 449 | |
| 450 | /* First, send an RTS.req for the upcoming PTCCH/D block */ |
| 451 | BTS.send(ts_PCUIF_RTS_REQ(bts_nr := 0, trx_nr := 0, ts_nr := 7, |
| 452 | sapi := PCU_IF_SAPI_PTCCH, fn := 0, |
| 453 | arfcn := 871, block_nr := 0)); |
| 454 | T.start(2.0); |
| 455 | alt { |
| 456 | /* Keep sending of Access Bursts during two multi-frames (period of PTCCH/D) |
| 457 | * with increasing ToA (Timing of Arrival) values: 0, 7, 14, 28, 35... */ |
| 458 | [] as_ta_ptcch(bts_nr := 0, trx_nr := 0, ts_nr := 7, toa_map := ptcch_toa_map); |
| 459 | /* In the end of 2nd multi-frame we should receive a PTCCH/D block */ |
| 460 | [] BTS.receive(tr_PCUIF_DATA_REQ(bts_nr := 0, trx_nr := 0, ts_nr := 7, |
| 461 | sapi := PCU_IF_SAPI_PTCCH)) -> value pcu_msg { |
| 462 | ta_msg := dec_PTCCHDownlinkMsg(pcu_msg.u.data_req.data); |
| 463 | log("Rx PTCCH/D message: ", ta_msg); |
| 464 | |
| 465 | /* Make sure Timing Advance values match our expectations */ |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 466 | if (not match(ta_msg, t_ta_msg)) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 467 | setverdict(fail, "PTCCH/D message does not match: ", t_ta_msg); |
| 468 | } |
| 469 | } |
| 470 | [] BTS.receive { repeat; } |
| 471 | [] T.timeout { |
| 472 | setverdict(fail, "Timeout waiting for a PTCCH/D block"); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 473 | } |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | testcase TC_ta_ptcch_ul_multi_tbf() runs on RAW_PCU_Test_CT { |
| 478 | var template PacketUlAssign t_ul_tbf_ass; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 479 | var GprsMS ms; |
| 480 | |
| 481 | /* Initialize GPRS MS side */ |
| 482 | f_init_gprs_ms(); |
| 483 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 484 | |
| 485 | /* Initialize the PCU interface abstraction */ |
| 486 | f_init_raw(testcasename()); |
| 487 | |
| 488 | /* Enable forwarding of PTCCH/U TDMA events to us */ |
| 489 | BTS.send(ts_RAW_PCU_CMD(TDMA_CMD_ENABLE_PTCCH_UL_FWD)); |
| 490 | |
| 491 | /* Establish 7 Uplink TBFs (USF flag is 3 bits long, '111'B is reserved) */ |
| 492 | for (var integer i := 0; i < 7; i := i + 1) { |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 493 | /* Establish an Uplink TBF */ |
| 494 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 495 | |
| 496 | /* We expect incremental TFI/USF assignment (dynamic allocation) */ |
| 497 | t_ul_tbf_ass := tr_PacketUlDynAssign(tfi := i, usf := i); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 498 | if (not match(ms.ul_tbf.ass.ccch, t_ul_tbf_ass)) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 499 | setverdict(fail, "Failed to match Packet Uplink Assignment for #", i); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 500 | break; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 501 | } |
| 502 | |
| 503 | /* We also expect Timing Advance Index to be a part of the assignment */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 504 | if (ms.ul_tbf.ass.ccch.dynamic.ta_index != i) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 505 | setverdict(fail, "Failed to match Timing Advance Index for #", i); |
| 506 | /* Keep going, the current OsmoPCU does not assign TA Index */ |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | /* Prepare a list of ToA values for Access Bursts to be sent on PTCCH/U */ |
| 511 | var PTCCH_TAI_ToA_MAP toa_map := ptcch_toa_map_def; |
| 512 | for (var integer i := 0; i < 7; i := i + 1) { |
| 513 | /* ToA in units of 1/4 of a symbol */ |
| 514 | toa_map[i] := (i + 1) * 7 * 4; |
| 515 | } |
| 516 | |
| 517 | /* Now we have all 7 TBFs established in one-phase access mode, |
| 518 | * however we will not be sending any data on them. Instead, we |
| 519 | * will be sending RACH.ind on PTCCH/U during 4 multi-frame |
| 520 | * periods (TAI 0..8), and then will check two PTCCH/D blocks. |
| 521 | * |
| 522 | * Why not 4 TBFs at once? Because Uplink is delayed by 3 TDMA |
| 523 | * time-slots, so at the moment of scheduling a PTCCH/D block |
| 524 | * the PCU has odd number of PTCCH/U Access Bursts received. */ |
| 525 | f_TC_ta_ptcch_ul_multi_tbf(toa_map, tr_PTCCHDownlinkMsg( |
| 526 | tai0_ta := 7, tai1_ta := 14, tai2_ta := 21, |
| 527 | /* Other values are not known (yet) */ |
| 528 | tai3_ta := ?)); |
| 529 | f_TC_ta_ptcch_ul_multi_tbf(toa_map, tr_PTCCHDownlinkMsg( |
| 530 | tai0_ta := 7, tai1_ta := 14, tai2_ta := 21, |
| 531 | tai3_ta := 28, tai4_ta := 35, tai5_ta := 42, |
| 532 | /* Other values are out of our interest */ |
| 533 | tai6_ta := ?)); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 534 | |
| 535 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 536 | } |
| 537 | |
| 538 | /* Default link quality adaptation (Coding Scheme) ranges (inclusive). |
| 539 | * OsmoPCU (VTY): cs link-quality-ranges cs1 6 cs2 5 8 cs3 7 13 cs4 12 |
| 540 | * |
| 541 | * NOTE: the ranges are intentionally overlapping because OsmoPCU |
| 542 | * does not change CS/MCS on the range borders (5-6, 7-8, 12-13). */ |
| 543 | private template integer CS1_lqual_dB_range := (-infinity .. 6); |
| 544 | private template integer CS2_lqual_dB_range := (5 .. 8); |
| 545 | private template integer CS3_lqual_dB_range := (7 .. 13); |
| 546 | private template integer CS4_lqual_dB_range := (12 .. infinity); |
| 547 | |
| 548 | testcase TC_cs_lqual_ul_tbf() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 549 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 550 | var GprsMS ms; |
| 551 | var uint32_t unused_fn, sched_fn; |
| 552 | var uint4_t cv; |
| 553 | |
| 554 | /* Initialize GPRS MS side */ |
| 555 | f_init_gprs_ms(); |
| 556 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 557 | |
| 558 | /* Initialize the PCU interface abstraction */ |
| 559 | f_init_raw(testcasename()); |
| 560 | |
| 561 | f_pcuvty_set_allowed_cs_mcs(); |
| 562 | f_pcuvty_set_link_quality_ranges(); |
| 563 | |
| 564 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 565 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 566 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 567 | |
| 568 | /* The actual / old link quality values. We need to keep track of the old |
| 569 | * (basically previous) link quality value, because OsmoPCU actually |
| 570 | * changes the coding scheme if not only the actual, but also the old |
| 571 | * value leaves the current link quality range (window). */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 572 | var integer lqual_old; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 573 | ms.lqual_cb := 0; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 574 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 575 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 576 | contention resoultion) and make sure it is ACKED fine. */ |
| 577 | /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */ |
| 578 | /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */ |
| 579 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true) |
| 580 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 581 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 582 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 583 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 584 | /* 16 UL blocks (0 .. 15 dB, step = 1 cB) */ |
| 585 | for (var integer i := 150; i >= 0; i := i - 1) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 586 | /* Update the old / actual link quality */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 587 | lqual_old := ms.lqual_cb; |
| 588 | ms.lqual_cb := 150 - i; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 589 | |
| 590 | /* Enqueue DATA.ind (both TDMA frame and block numbers to be patched) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 591 | log("Sending DATA.ind with link quality (dB): ", ms.lqual_cb); |
| 592 | if (i > g_bs_cv_max) { |
| 593 | cv := 15; |
| 594 | } else { |
| 595 | cv := i; |
| 596 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 597 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 598 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := cv) |
| 599 | |
| 600 | /* we will receive UL ACK/NACK from time to time. In that case, check CdCofing increases */ |
| 601 | f_rx_rlcmac_dl_block(dl_block, unused_fn); |
| 602 | if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) { |
| 603 | continue; |
| 604 | } |
| 605 | if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?)) and |
| 606 | not match(dl_block, tr_RLCMAC_UL_ACK_NACK_EGPRS(ul_tfi := ?))) { |
| 607 | setverdict(fail, "Failed to match Packet Uplink ACK / NACK:", dl_block); |
| 608 | f_shutdown(__BFILE__, __LINE__); |
| 609 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 610 | |
| 611 | log("Rx Packet Uplink ACK / NACK with Channel Coding Command: ", |
| 612 | dl_block.ctrl.payload.u.ul_ack_nack.gprs.ch_coding_cmd); |
| 613 | |
| 614 | /* Match the received Channel Coding Command. Since we are increasing |
| 615 | * the link quality value on each iteration and not decreasing, there |
| 616 | * is no need to check the both old and current link quality values. */ |
| 617 | var template ChCodingCommand ch_coding; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 618 | select (lqual_old / 10) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 619 | case (CS1_lqual_dB_range) { ch_coding := CH_CODING_CS1; } |
| 620 | case (CS2_lqual_dB_range) { ch_coding := CH_CODING_CS2; } |
| 621 | case (CS3_lqual_dB_range) { ch_coding := CH_CODING_CS3; } |
| 622 | case (CS4_lqual_dB_range) { ch_coding := CH_CODING_CS4; } |
| 623 | } |
| 624 | |
| 625 | if (not match(dl_block.ctrl.payload.u.ul_ack_nack.gprs.ch_coding_cmd, ch_coding)) { |
| 626 | setverdict(fail, "Channel Coding does not match our expectations: ", ch_coding); |
Pau Espin Pedrol | 1617e31 | 2020-05-22 14:41:14 +0200 | [diff] [blame] | 627 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 628 | } |
| 629 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 630 | |
| 631 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 632 | } |
| 633 | |
| 634 | /* Test the max UL CS set by VTY works fine */ |
| 635 | testcase TC_cs_initial_ul() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 636 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 637 | var ChCodingCommand last_ch_coding; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 638 | var uint32_t unused_fn, sched_fn; |
| 639 | var GprsMS ms; |
| 640 | |
| 641 | /* Initialize GPRS MS side */ |
| 642 | f_init_gprs_ms(); |
| 643 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 644 | |
| 645 | /* Initialize the PCU interface abstraction */ |
| 646 | f_init_raw(testcasename()); |
| 647 | |
| 648 | /* Set initial UL CS to 3 */ |
| 649 | g_cs_initial_ul := 3; |
| 650 | f_pcuvty_set_allowed_cs_mcs(); |
| 651 | f_pcuvty_set_link_quality_ranges(); |
| 652 | |
| 653 | /* Take lqual (dB->cB) so that we stay in that CS */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 654 | ms.lqual_cb := g_cs_lqual_ranges[2].low * 10; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 655 | |
| 656 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 657 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 658 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 659 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 660 | contention resoultion) and make sure it is ACKED fine. */ |
| 661 | /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */ |
| 662 | /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */ |
| 663 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true) |
| 664 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 665 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 666 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 667 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 668 | /* Send UL blocks, until we receive UL ACK/NACK and check we are in same initial CS: */ |
| 669 | while (true) { |
| 670 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 15); |
| 671 | f_rx_rlcmac_dl_block(dl_block, unused_fn); |
| 672 | if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) { |
| 673 | continue; |
| 674 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 675 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 676 | if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?)) and |
| 677 | not match(dl_block, tr_RLCMAC_UL_ACK_NACK_EGPRS(ul_tfi := ?))) { |
| 678 | setverdict(fail, "Failed to match Packet Uplink ACK / NACK:", dl_block); |
| 679 | f_shutdown(__BFILE__, __LINE__); |
| 680 | break; |
| 681 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 682 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 683 | last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.gprs.ch_coding_cmd; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 684 | break; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 685 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 686 | if (last_ch_coding != CH_CODING_CS3) { |
| 687 | setverdict(fail, "Channel Coding does not match our expectations (CS-3): ", last_ch_coding); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 688 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 689 | } |
| 690 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 691 | /* Remaining UL blocks are used to make sure regardless of initial |
| 692 | /* lqual, we can go lower at any time */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 693 | /* 0 dB, make sure we downgrade CS */ |
| 694 | ms.lqual_cb := 0; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 695 | /* 5 UL blocks, check we are in same initial CS: */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 696 | f_ms_tx_ul_data_block_multi(ms, 5); |
| 697 | /* Enqueue RTS.req, expect DATA.req with UL ACK from the PCU */ |
| 698 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn); |
| 699 | last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.gprs.ch_coding_cmd; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 700 | |
| 701 | if (last_ch_coding != CH_CODING_CS1) { |
| 702 | setverdict(fail, "Channel Coding does not match our expectations (CS-1): ", last_ch_coding); |
Pau Espin Pedrol | 1617e31 | 2020-05-22 14:41:14 +0200 | [diff] [blame] | 703 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 704 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 705 | |
| 706 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 707 | } |
| 708 | |
| 709 | /* Test the max UL CS set by VTY works fine */ |
| 710 | testcase TC_cs_max_ul() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 711 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 712 | var ChCodingCommand last_ch_coding; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 713 | var uint32_t unused_fn, sched_fn; |
| 714 | var GprsMS ms; |
| 715 | |
| 716 | /* Initialize GPRS MS side */ |
| 717 | f_init_gprs_ms(); |
| 718 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 719 | |
| 720 | /* Initialize the PCU interface abstraction */ |
| 721 | f_init_raw(testcasename()); |
| 722 | |
| 723 | /* Set maximum allowed UL CS to 3 */ |
| 724 | g_cs_max_ul := 3; |
| 725 | f_pcuvty_set_allowed_cs_mcs(); |
| 726 | f_pcuvty_set_link_quality_ranges(); |
| 727 | |
| 728 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 729 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 730 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 731 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 732 | contention resoultion) and make sure it is ACKED fine. */ |
| 733 | /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */ |
| 734 | /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */ |
| 735 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(16), cv := 15, with_tlli := true) |
| 736 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 737 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 738 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 739 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 740 | ms.lqual_cb := 40*10; /* 40 dB */ |
| 741 | f_ms_tx_ul_data_block_multi(ms, 16); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 742 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 743 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn); |
| 744 | last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.gprs.ch_coding_cmd; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 745 | |
| 746 | if (last_ch_coding != CH_CODING_CS3) { |
| 747 | setverdict(fail, "Channel Coding does not match our expectations (CS-3): ", last_ch_coding); |
Pau Espin Pedrol | 1617e31 | 2020-05-22 14:41:14 +0200 | [diff] [blame] | 748 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 749 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 750 | |
| 751 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 752 | } |
| 753 | |
| 754 | /* Verify PCU drops TBF after some time of inactivity. */ |
| 755 | testcase TC_t3169() runs on RAW_PCU_Test_CT { |
| 756 | var PCUIF_info_ind info_ind; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 757 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 758 | var uint32_t unused_fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 759 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 760 | |
| 761 | /* Initialize NS/BSSGP side */ |
| 762 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 763 | /* Initialize GPRS MS side */ |
| 764 | f_init_gprs_ms(); |
| 765 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 766 | |
| 767 | info_ind := valueof(ts_PCUIF_INFO_default); |
| 768 | /* Set timer to 1 sec (default 5) to speedup test: */ |
| 769 | info_ind.t3169 := 1; |
| 770 | |
| 771 | /* Initialize the PCU interface abstraction */ |
| 772 | f_init_raw(testcasename(), info_ind); |
| 773 | |
| 774 | /* Establish BSSGP connection to the PCU */ |
| 775 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 776 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 777 | |
| 778 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 779 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 780 | |
Pau Espin Pedrol | 4aac3d0 | 2020-05-13 15:13:49 +0200 | [diff] [blame] | 781 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 782 | contention resoultion) and make sure it is ACKED fine */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 783 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 1, with_tlli := true) |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 784 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 785 | /* UL block should NOT be received in SGSN, since we didn't get CV=0 */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 786 | |
| 787 | /* Wait until T3169 fires (plus 1 extra sec to make sure) */ |
| 788 | f_sleep(int2float(info_ind.t3169) + 1.0); |
| 789 | |
| 790 | /* Send an UL block once again, the TBF should be gone by now so no ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 791 | f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 0) |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 792 | f_rx_rlcmac_dl_block_exp_dummy(dl_block); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 793 | |
| 794 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 795 | } |
| 796 | |
| 797 | /* Verify that a Downlink TBF can be assigned using PACCH shortly after the |
| 798 | * release of prev DL TBF due to MS staying in PDCH for a while (T3192, in PCU |
| 799 | * T3193) after DL TBF release */ |
| 800 | testcase TC_t3193() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 801 | var RlcmacDlBlock dl_block; |
| 802 | var octetstring data := f_rnd_octstring(10); |
| 803 | var boolean ok; |
| 804 | var uint32_t sched_fn; |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 805 | var uint32_t dl_fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 806 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 807 | var AckNackDescription ack_nack_desc := valueof(t_AckNackDescription_init); |
| 808 | |
| 809 | /* Initialize NS/BSSGP side */ |
| 810 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 811 | /* Initialize GPRS MS side */ |
| 812 | f_init_gprs_ms(); |
| 813 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 814 | |
| 815 | /* Initialize the PCU interface abstraction */ |
| 816 | f_init_raw(testcasename()); |
| 817 | |
| 818 | /* Establish BSSGP connection to the PCU */ |
| 819 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 820 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 821 | |
| 822 | /* SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 823 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
| 824 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
Vadim Yanitskiy | 2e213ae | 2020-05-06 22:26:17 +0700 | [diff] [blame] | 825 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 826 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */ |
| 827 | f_sleep(X2002); |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 828 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 829 | |
| 830 | /* ACK the DL block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 831 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
| 832 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), |
| 833 | f_dl_block_ack_fn(dl_block, dl_fn)); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 834 | |
| 835 | /* Now that final DL block is ACKED and TBF is released, T3193 in PCU |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 836 | (T3192 in MS) was started and until it fires the MS will be available |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 837 | on PDCH in case new data arrives from SGSN. Let's verify it: */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 838 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
Vadim Yanitskiy | 7431e9e | 2020-07-21 01:59:17 +0700 | [diff] [blame] | 839 | f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 840 | |
| 841 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 842 | |
| 843 | /* Now that we confirmed the new assignment in the dl-tbf, lets receive the data and ack it */ |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 844 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 845 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
| 846 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), |
| 847 | f_dl_block_ack_fn(dl_block, dl_fn)); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 848 | |
| 849 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 850 | } |
| 851 | |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 852 | /* Verify PCU handles correctly Countdown Procedure based on BS_CV_MAX */ |
| 853 | testcase TC_countdown_procedure() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 854 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 855 | var uint32_t sched_fn; |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 856 | var octetstring total_payload; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 857 | var GprsMS ms; |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 858 | |
| 859 | /* Initialize NS/BSSGP side */ |
| 860 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 861 | /* Initialize GPRS MS side */ |
| 862 | f_init_gprs_ms(); |
| 863 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 864 | |
| 865 | /* Initialize the PCU interface abstraction */ |
| 866 | f_init_raw(testcasename()); |
| 867 | |
| 868 | /* Establish BSSGP connection to the PCU */ |
| 869 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 870 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 871 | |
| 872 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 873 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 874 | |
| 875 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 876 | contention resoultion) and make sure it is ACKED fine. */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 877 | total_payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */ |
| 878 | /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */ |
| 879 | f_ms_tx_ul_data_block(ms, total_payload, cv := 15, with_tlli := true) |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 880 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 881 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 882 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 883 | |
| 884 | /* Send enough blocks to test whole procedure: Until Nth block |
| 885 | (N=BS_CV_MAX), CV=15 is sent, and then the decreasing countdown value is sent. |
| 886 | */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 887 | total_payload := total_payload & f_ms_tx_ul_data_block_multi(ms, 20); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 888 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 889 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 890 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 891 | |
| 892 | /* receive one message on BSSGP with all aggregated data in payload: */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 893 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, total_payload)); |
Vadim Yanitskiy | 8e6df0c | 2020-10-18 00:13:15 +0700 | [diff] [blame^] | 894 | |
| 895 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 896 | } |
| 897 | |
Pau Espin Pedrol | fb2301e | 2020-06-30 20:46:54 +0200 | [diff] [blame] | 898 | /* Verify PCU handles correctly CS1..4 with all possible LLC payload sizes fitting alone in one RLC block */ |
| 899 | testcase TC_ul_all_sizes() runs on RAW_PCU_Test_CT { |
| 900 | var RlcmacDlBlock dl_block; |
| 901 | var uint32_t dl_fn, sched_fn; |
| 902 | var octetstring payload; |
| 903 | var template (value) RlcmacUlBlock ul_data; |
| 904 | var GprsMS ms; |
| 905 | |
| 906 | /* Initialize NS/BSSGP side */ |
| 907 | f_init_bssgp(); |
| 908 | /* Initialize GPRS MS side */ |
| 909 | f_init_gprs_ms(); |
| 910 | ms := g_ms[0]; /* We only use first MS in this test */ |
| 911 | |
| 912 | /* Initialize the PCU interface abstraction */ |
| 913 | f_init_raw(testcasename()); |
| 914 | |
| 915 | /* Establish BSSGP connection to the PCU */ |
| 916 | f_bssgp_establish(); |
| 917 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 918 | |
| 919 | /* Establish an Uplink TBF */ |
| 920 | f_ms_establish_ul_tbf(ms); |
| 921 | |
| 922 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 923 | contention resoultion) and make sure it is ACKED fine. */ |
| 924 | payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */ |
| 925 | /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */ |
| 926 | ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi, |
| 927 | cv := 15, |
| 928 | bsn := ms.ul_tbf.bsn, |
| 929 | blocks := { t_RLCMAC_LLCBLOCK(payload, |
| 930 | t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload), more := false, e := true)) |
| 931 | }, |
| 932 | tlli := ms.tlli); |
| 933 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 934 | f_ms_tx_ul_block(ms, ul_data); |
| 935 | |
| 936 | /* ACK and check it was received fine */ |
| 937 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 938 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 939 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 940 | /* receive one message on BSSGP with all aggregated data in payload: */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 941 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, payload)); |
Pau Espin Pedrol | fb2301e | 2020-06-30 20:46:54 +0200 | [diff] [blame] | 942 | |
| 943 | /* Test sending LLC PDUS of incrementing size */ |
| 944 | var integer max_size := 49; |
| 945 | for (var integer i := 1; i <= max_size; i := i + 1) { |
| 946 | var integer cv; |
| 947 | /* Enqueue DATA.ind (both TDMA frame and block numbers to be patched) */ |
| 948 | log("Sending DATA.ind with LLC payload size ", i); |
| 949 | if (i < max_size - g_bs_cv_max) { |
| 950 | cv := 15; |
| 951 | } else { |
| 952 | cv := max_size - i; |
| 953 | } |
| 954 | |
| 955 | payload := f_rnd_octstring(i); |
| 956 | /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */ |
| 957 | ul_data := t_RLCMAC_UL_DATA(tfi := ms.ul_tbf.tfi, |
| 958 | cv := cv, |
| 959 | bsn := ms.ul_tbf.bsn, |
| 960 | blocks := { t_RLCMAC_LLCBLOCK(payload, |
| 961 | t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload), more := false, e := true)) |
| 962 | }); |
| 963 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 964 | f_ms_tx_ul_block(ms, ul_data); |
| 965 | |
| 966 | /* receive one message on BSSGP with all aggregated data in payload: */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 967 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, payload)); |
Pau Espin Pedrol | fb2301e | 2020-06-30 20:46:54 +0200 | [diff] [blame] | 968 | |
| 969 | /* we will receive UL ACK/NACK from time to time, handle it. */ |
| 970 | f_rx_rlcmac_dl_block(dl_block, dl_fn); |
| 971 | if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) { |
| 972 | continue; |
| 973 | } |
| 974 | if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_GPRS(ul_tfi := ?)) and |
| 975 | not match(dl_block, tr_RLCMAC_UL_ACK_NACK_EGPRS(ul_tfi := ?))) { |
| 976 | setverdict(fail, "Failed to match Packet Uplink ACK / NACK:", dl_block); |
| 977 | f_shutdown(__BFILE__, __LINE__); |
| 978 | } |
| 979 | |
| 980 | log("Rx Packet Uplink ACK / NACK"); |
| 981 | sched_fn := f_rrbp_ack_fn(dl_fn, dl_block.ctrl.mac_hdr.rrbp); |
| 982 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 983 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 984 | } |
Vadim Yanitskiy | 8e6df0c | 2020-10-18 00:13:15 +0700 | [diff] [blame^] | 985 | |
| 986 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | fb2301e | 2020-06-30 20:46:54 +0200 | [diff] [blame] | 987 | } |
| 988 | |
Pau Espin Pedrol | 5e6844d | 2020-07-01 17:24:02 +0200 | [diff] [blame] | 989 | function f_TC_ul_data_toolong_fills_padding_cs(inout GprsMS ms, CodingScheme cs, integer cv) runs on RAW_PCU_Test_CT { |
| 990 | var octetstring payload; |
| 991 | var template (value) RlcmacUlBlock ul_data; |
| 992 | var integer block_len, max_valid_data_len; |
| 993 | timer T; |
| 994 | |
| 995 | block_len := f_rlcmac_cs_mcs2block_len(cs); |
| 996 | /* We need to send with TLLI since we are in One-Phase Access Contenion |
| 997 | * resoultion), so that's -4 bytes of data, -3 for headers, -1 for LI |
| 998 | * indicator, -1 for spare bits octet at the end */ |
| 999 | max_valid_data_len := block_len - 4 - 3 - 1 - 1; |
| 1000 | payload := f_rnd_octstring(max_valid_data_len + 1); /* +1 to write LLC data on last padding octet */ |
| 1001 | ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi, |
| 1002 | cv := cv, |
| 1003 | bsn := ms.ul_tbf.bsn, |
| 1004 | blocks := { t_RLCMAC_LLCBLOCK(payload, |
| 1005 | t_RLCMAC_LLCBLOCK_HDR(length_ind := lengthof(payload), more := false, e := true)) |
| 1006 | }, |
| 1007 | tlli := ms.tlli); |
| 1008 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 1009 | f_ms_tx_data_ind(ms, enc_RlcmacUlBlock(valueof(ul_data))); |
| 1010 | |
| 1011 | T.start(0.5); |
| 1012 | alt { |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1013 | [] BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, ?)) { |
Pau Espin Pedrol | 5e6844d | 2020-07-01 17:24:02 +0200 | [diff] [blame] | 1014 | setverdict(fail, "LLC PDU in Malformed RLC block was forwarded"); |
| 1015 | f_shutdown(__BFILE__, __LINE__); |
| 1016 | } |
| 1017 | [] T.timeout { |
| 1018 | setverdict(pass); |
| 1019 | } |
| 1020 | } |
| 1021 | } |
| 1022 | /* Verify PCU finds out incorrectly formated RLC block and discards it. This |
| 1023 | blocks intentionally contain last byte of data placed in last byte of RLC |
| 1024 | containing padding/spare bits, which is incorrect. Spare bits exist and are |
| 1025 | described for CS2..4 in 3GPP TS 44.060 Table 10.2.1: "RLC data block size, |
| 1026 | discounting padding in octet" */ |
| 1027 | testcase TC_ul_data_toolong_fills_padding() runs on RAW_PCU_Test_CT { |
| 1028 | var GprsMS ms; |
| 1029 | var integer block_len, max_valid_data_len; |
| 1030 | |
| 1031 | /* Initialize NS/BSSGP side */ |
| 1032 | f_init_bssgp(); |
| 1033 | /* Initialize GPRS MS side */ |
| 1034 | f_init_gprs_ms(); |
| 1035 | ms := g_ms[0]; /* We only use first MS in this test */ |
| 1036 | |
| 1037 | /* Initialize the PCU interface abstraction */ |
| 1038 | f_init_raw(testcasename()); |
| 1039 | |
| 1040 | /* Establish BSSGP connection to the PCU */ |
| 1041 | f_bssgp_establish(); |
| 1042 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 1043 | |
| 1044 | /* Establish an Uplink TBF */ |
| 1045 | f_ms_establish_ul_tbf(ms); |
| 1046 | |
| 1047 | f_TC_ul_data_toolong_fills_padding_cs(ms, CS_2, 2); |
| 1048 | f_TC_ul_data_toolong_fills_padding_cs(ms, CS_3, 1); |
| 1049 | f_TC_ul_data_toolong_fills_padding_cs(ms, CS_4, 0); |
| 1050 | |
Vadim Yanitskiy | 8e6df0c | 2020-10-18 00:13:15 +0700 | [diff] [blame^] | 1051 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 5e6844d | 2020-07-01 17:24:02 +0200 | [diff] [blame] | 1052 | } |
| 1053 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1054 | /* Test scenario where MS wants to send some data on PDCH against SGSN and it is |
| 1055 | * answered, so TBFs for uplink and later for downlink are created. |
| 1056 | */ |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1057 | private function f_TC_mo_ping_pong_1phase_access(template (present) CodingScheme exp_cs_mcs := ?) runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1058 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1059 | var octetstring data := f_rnd_octstring(10); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1060 | var uint32_t sched_fn; |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1061 | var uint32_t dl_fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1062 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1063 | |
| 1064 | /* Initialize NS/BSSGP side */ |
| 1065 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1066 | /* Initialize GPRS MS side */ |
| 1067 | f_init_gprs_ms(); |
| 1068 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1069 | |
| 1070 | /* Initialize the PCU interface abstraction */ |
| 1071 | f_init_raw(testcasename()); |
| 1072 | |
| 1073 | /* Establish BSSGP connection to the PCU */ |
| 1074 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1075 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1076 | |
| 1077 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1078 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1079 | |
Pau Espin Pedrol | 4aac3d0 | 2020-05-13 15:13:49 +0200 | [diff] [blame] | 1080 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 1081 | contention resoultion) and make sure it is ACKED fine */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1082 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1083 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1084 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1085 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1086 | |
| 1087 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1088 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1089 | |
| 1090 | /* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1091 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
| 1092 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1093 | |
| 1094 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */ |
| 1095 | f_sleep(X2002); |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1096 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_cs_mcs); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1097 | |
| 1098 | /* ACK the DL block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1099 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
| 1100 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), |
| 1101 | f_dl_block_ack_fn(dl_block, dl_fn)); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1102 | |
| 1103 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1104 | } |
| 1105 | |
| 1106 | /* Test scenario where MS wants to send some data on PDCH against SGSN and it is |
| 1107 | * answered, so TBFs for uplink and later for downlink are created. |
| 1108 | */ |
| 1109 | testcase TC_mo_ping_pong() runs on RAW_PCU_Test_CT { |
| 1110 | var CodingScheme exp_cs_mcs := CS_1; |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1111 | f_TC_mo_ping_pong_1phase_access(exp_cs_mcs); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1112 | } |
| 1113 | |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1114 | /* Test scenario where MS wants to send some data on PDCH against SGSN and it is |
| 1115 | * answered, so TBFs for uplink and later for downlink are created. |
| 1116 | */ |
Pau Espin Pedrol | 42acafc | 2020-05-14 15:18:38 +0200 | [diff] [blame] | 1117 | private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessCapabilityV ms_racap, |
| 1118 | template (present) CodingScheme exp_ul_cs_mcs := ?, |
| 1119 | template (present) CodingScheme exp_dl_cs_mcs := ?) |
| 1120 | runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1121 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1122 | var octetstring data := f_rnd_octstring(10); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1123 | var uint32_t sched_fn; |
| 1124 | var uint32_t dl_fn; |
Pau Espin Pedrol | adbbe1e | 2020-05-17 00:28:01 +0200 | [diff] [blame] | 1125 | var uint32_t unused_fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1126 | var GprsMS ms; |
| 1127 | |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1128 | /* 0111 0xxx: Single block packet access; one block period on a PDCH is needed for two phase packet access or other RR signalling purpose. */ |
| 1129 | var uint16_t ra := oct2int('70'O); |
Pau Espin Pedrol | 0c0bf87 | 2020-05-14 15:50:49 +0200 | [diff] [blame] | 1130 | if (g_force_two_phase_access) { |
| 1131 | /* If 2phase access is enforced by the network, then let's |
| 1132 | request a One phase packet access, we'll receive a single block |
| 1133 | anyway */ |
| 1134 | ra := bit2int(chan_req_def); |
| 1135 | } |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1136 | |
| 1137 | /* Initialize NS/BSSGP side */ |
| 1138 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1139 | /* Initialize GPRS MS side */ |
| 1140 | f_init_gprs_ms(); |
| 1141 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1142 | |
| 1143 | /* Initialize the PCU interface abstraction */ |
| 1144 | f_init_raw(testcasename()); |
| 1145 | |
| 1146 | /* Establish BSSGP connection to the PCU */ |
| 1147 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1148 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1149 | |
| 1150 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1151 | f_ms_use_ra(ms, ra, ra_is_11bit := 0); |
| 1152 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1153 | |
| 1154 | /* Make sure we've got an Uplink TBF assignment */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1155 | if (not match(ms.ul_tbf.ass.ccch, tr_PacketUlSglAssign)) { |
| 1156 | setverdict(fail, "Wrong Packet Uplink Assignment received: ", ms.ul_tbf.ass.ccch, " vs exp: ", tr_PacketUlSglAssign); |
| 1157 | f_shutdown(__BFILE__, __LINE__); |
| 1158 | } |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1159 | |
| 1160 | /* Send PACKET RESOURCE REQUEST to upgrade to EGPRS |
| 1161 | * (see 3GPP TS 04.60 "7.1.3.1 Initiation of the Packet resource request procedure") |
| 1162 | */ |
Vadim Yanitskiy | f3cb4dd | 2020-07-21 01:52:33 +0700 | [diff] [blame] | 1163 | f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap)), 0); |
Vadim Yanitskiy | 7431e9e | 2020-07-21 01:59:17 +0700 | [diff] [blame] | 1164 | f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1165 | if (not match(ms.ul_tbf.tx_cs_mcs, exp_ul_cs_mcs)) { |
| 1166 | setverdict(fail, "Wrong CS_MCS ", ms.ul_tbf.tx_cs_mcs, " received vs exp ", exp_ul_cs_mcs); |
Pau Espin Pedrol | 42acafc | 2020-05-14 15:18:38 +0200 | [diff] [blame] | 1167 | f_shutdown(__BFILE__, __LINE__); |
| 1168 | } |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1169 | |
| 1170 | /* Send one UL block (without TLLI since we are in Second-Phase Access) |
| 1171 | and make sure it is ACKED fine */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1172 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); /* TODO: send using cs_mcs */ |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1173 | |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1174 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1175 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1176 | |
| 1177 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1178 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1179 | |
| 1180 | /* Now SGSN sends some DL data, PCU will page on PACCH */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1181 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
Vadim Yanitskiy | 7431e9e | 2020-07-21 01:59:17 +0700 | [diff] [blame] | 1182 | f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_DL_PACKET_ASS); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1183 | /* DL Ass sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1184 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1185 | |
Pau Espin Pedrol | adbbe1e | 2020-05-17 00:28:01 +0200 | [diff] [blame] | 1186 | /* PCU acks the UL data after having received CV=0) */ |
| 1187 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn); |
| 1188 | |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1189 | /* After acking the dl assignment, dl tbf goes into FLOW state and PCU will provide DL data when BTS asks for it */ |
Pau Espin Pedrol | 42acafc | 2020-05-14 15:18:38 +0200 | [diff] [blame] | 1190 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_dl_cs_mcs); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1191 | |
| 1192 | /* ACK the DL block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1193 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
| 1194 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.ul_tbf.tfi, ms.dl_tbf.acknack_desc), |
| 1195 | f_dl_block_ack_fn(dl_block, dl_fn)); |
Pau Espin Pedrol | 02c972d | 2020-05-13 15:56:16 +0200 | [diff] [blame] | 1196 | |
| 1197 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 1198 | } |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1199 | |
| 1200 | testcase TC_mo_ping_pong_with_ul_racap() runs on RAW_PCU_Test_CT { |
| 1201 | var MultislotCap_GPRS mscap_gprs := { |
| 1202 | gprsmultislotclass := '00011'B, |
| 1203 | gprsextendeddynalloccap := '0'B |
| 1204 | }; |
| 1205 | var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) }; |
Pau Espin Pedrol | 42acafc | 2020-05-14 15:18:38 +0200 | [diff] [blame] | 1206 | var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, false); |
| 1207 | var CodingScheme exp_dl_cs_mcs := CS_2; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1208 | |
Pau Espin Pedrol | 42acafc | 2020-05-14 15:18:38 +0200 | [diff] [blame] | 1209 | f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs); |
| 1210 | } |
| 1211 | |
| 1212 | testcase TC_mo_ping_pong_with_ul_racap_egprs_only() runs on RAW_PCU_Test_CT { |
| 1213 | /* Initialize the PCU interface abstraction with EGPRS-only */ |
| 1214 | g_egprs_only := true; |
| 1215 | |
| 1216 | var MultislotCap_GPRS mscap_gprs := { |
| 1217 | gprsmultislotclass := '00011'B, |
| 1218 | gprsextendeddynalloccap := '0'B |
| 1219 | }; |
| 1220 | var MultislotCap_EGPRS mscap_egprs := { |
| 1221 | egprsmultislotclass := '00011'B, |
| 1222 | egprsextendeddynalloccap := '0'B |
| 1223 | }; |
| 1224 | var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, mscap_egprs)) }; |
| 1225 | var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, true); |
| 1226 | var CodingScheme exp_dl_cs_mcs := MCS_1; |
| 1227 | |
| 1228 | f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1229 | } |
| 1230 | |
Pau Espin Pedrol | 0c0bf87 | 2020-05-14 15:50:49 +0200 | [diff] [blame] | 1231 | testcase TC_force_two_phase_access() runs on RAW_PCU_Test_CT { |
| 1232 | /* Configure PCU to force two phase access */ |
| 1233 | g_force_two_phase_access := true; |
| 1234 | |
| 1235 | var MultislotCap_GPRS mscap_gprs := { |
| 1236 | gprsmultislotclass := '00011'B, |
| 1237 | gprsextendeddynalloccap := '0'B |
| 1238 | }; |
| 1239 | var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) }; |
| 1240 | var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, false); |
| 1241 | var CodingScheme exp_dl_cs_mcs := CS_2; |
| 1242 | |
| 1243 | f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs); |
| 1244 | } |
| 1245 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1246 | /* Test scenario where SGSN wants to send some data against MS and it is |
| 1247 | * answered by the MS on PDCH, so TBFs for downlink and later for uplink are created. |
| 1248 | */ |
Vadim Yanitskiy | c67240a | 2020-10-17 15:59:37 +0700 | [diff] [blame] | 1249 | private function f_TC_mt_ping_pong(template (omit) MSRadioAccessCapabilityV_BSSGP ms_racap := omit, |
| 1250 | template (present) CodingScheme exp_cs_mcs := ?) |
| 1251 | runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1252 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1253 | var octetstring data := f_rnd_octstring(10); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1254 | var uint32_t sched_fn; |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1255 | var uint32_t dl_fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1256 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1257 | |
| 1258 | /* Initialize NS/BSSGP side */ |
| 1259 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1260 | /* Initialize GPRS MS side */ |
| 1261 | f_init_gprs_ms(); |
| 1262 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1263 | |
| 1264 | /* Initialize the PCU interface abstraction */ |
| 1265 | f_init_raw(testcasename()); |
| 1266 | |
| 1267 | /* Establish BSSGP connection to the PCU */ |
| 1268 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1269 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1270 | |
| 1271 | /* SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1272 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, ms_racap)); |
| 1273 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1274 | |
| 1275 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */ |
| 1276 | f_sleep(X2002); |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1277 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_cs_mcs); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1278 | |
Pau Espin Pedrol | 6791eb6 | 2020-05-20 18:27:10 +0200 | [diff] [blame] | 1279 | /* ACK the DL block, and request UL TBF at the same time */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1280 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
Pau Espin Pedrol | 6791eb6 | 2020-05-20 18:27:10 +0200 | [diff] [blame] | 1281 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK_CHREQ(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1282 | f_dl_block_ack_fn(dl_block, dl_fn)); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1283 | |
Pau Espin Pedrol | 6791eb6 | 2020-05-20 18:27:10 +0200 | [diff] [blame] | 1284 | /* Expect UL ass */ |
Vadim Yanitskiy | 7431e9e | 2020-07-21 01:59:17 +0700 | [diff] [blame] | 1285 | f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1286 | |
Pau Espin Pedrol | 4aac3d0 | 2020-05-13 15:13:49 +0200 | [diff] [blame] | 1287 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 1288 | contention resoultion) and make sure it is ACKED fine */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1289 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1290 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1291 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1292 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1293 | |
| 1294 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1295 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1296 | |
| 1297 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1298 | } |
| 1299 | |
| 1300 | testcase TC_mt_ping_pong() runs on RAW_PCU_Test_CT { |
| 1301 | var CodingScheme exp_cs_mcs := CS_1; |
| 1302 | f_TC_mt_ping_pong(omit, exp_cs_mcs); |
| 1303 | } |
| 1304 | |
| 1305 | /* TC_mt_ping_pong, but DL-UNITDATA contains RA Access capability with (M)CS |
| 1306 | /* information about the MS */ |
| 1307 | testcase TC_mt_ping_pong_with_dl_racap() runs on RAW_PCU_Test_CT { |
| 1308 | var MultislotCap_GPRS_BSSGP mscap_gprs := { |
| 1309 | gprsmultislotclass := '00011'B, |
| 1310 | gprsextendeddynalloccap := '0'B |
| 1311 | } ; |
| 1312 | var MSRadioAccessCapabilityV_BSSGP ms_racap := { valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, mscap_gprs, omit)) }; |
| 1313 | var CodingScheme exp_cs_mcs := CS_2; |
| 1314 | f_TC_mt_ping_pong(ms_racap, exp_cs_mcs); |
| 1315 | } |
| 1316 | |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1317 | /* Verify that if PCU doesn't get one of the intermediate UL data blocks in a UL |
| 1318 | * TBF, it will request retransmission through UL ACK/NACK (with missing block |
| 1319 | * in its bitmap) when CV=0 is received (and hence it knows no more data is to |
| 1320 | * be transferred). |
| 1321 | */ |
| 1322 | testcase TC_ul_intermediate_retrans() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1323 | var RlcmacDlBlock dl_block; |
| 1324 | var template (value) RlcmacUlBlock ul_data; |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1325 | var uint32_t sched_fn; |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1326 | var octetstring total_payload; |
| 1327 | var octetstring payload; |
| 1328 | var octetstring lost_payload; |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1329 | var uint5_t tfi; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1330 | var GprsMS ms; |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1331 | |
| 1332 | /* Initialize NS/BSSGP side */ |
| 1333 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1334 | /* Initialize GPRS MS side */ |
| 1335 | f_init_gprs_ms(); |
| 1336 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1337 | |
| 1338 | /* Initialize the PCU interface abstraction */ |
| 1339 | f_init_raw(testcasename()); |
| 1340 | |
| 1341 | /* Establish BSSGP connection to the PCU */ |
| 1342 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1343 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1344 | |
| 1345 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1346 | f_ms_establish_ul_tbf(ms); |
| 1347 | tfi := ms.ul_tbf.tfi; |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1348 | |
| 1349 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 1350 | contention resoultion) and make sure it is ACKED fine. */ |
| 1351 | payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1352 | f_ms_tx_ul_data_block(ms, payload, cv := 15, with_tlli := true); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1353 | |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1354 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1355 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1356 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1357 | total_payload := payload; |
| 1358 | |
| 1359 | /* Send 2 packets, skip 1 (inc bsn) and send another one */ |
| 1360 | payload := f_rnd_octstring(20); /* 20 bytes fills the CS-1 llc block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1361 | f_ms_tx_ul_data_block(ms, payload, cv := 15); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1362 | total_payload := total_payload & payload; |
| 1363 | |
| 1364 | payload := f_rnd_octstring(20); /* 20 bytes fills the CS-1 llc block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1365 | f_ms_tx_ul_data_block(ms, payload, cv := 15); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1366 | total_payload := total_payload & payload; |
| 1367 | |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1368 | lost_payload := f_rnd_octstring(20); |
| 1369 | ms.ul_tbf.bsn := ms.ul_tbf.bsn + 1; /* LOST PAYLOAD bsn=3, will be retransmitted, next bsn is increased +2 */ |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1370 | total_payload := total_payload & lost_payload; |
| 1371 | |
| 1372 | payload := f_rnd_octstring(20); /* 20 bytes fills the CS-1 llc block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1373 | f_ms_tx_ul_data_block(ms, payload, cv := 15); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1374 | total_payload := total_payload & payload; |
| 1375 | |
| 1376 | /* Send enough blocks to finish the transmission (since we were sending BSN=15, send BS_CV_MAX packets) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1377 | total_payload := total_payload & f_ms_tx_ul_data_block_multi(ms, g_bs_cv_max); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1378 | |
| 1379 | /* On CV=0, we'll receive a UL ACK asking about missing block */ |
| 1380 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1381 | /* TODO: check ack ack bitmap (URBB) */ |
| 1382 | ul_data := t_RLCMAC_UL_DATA(tfi := tfi, cv := 15, bsn := 3, blocks := {t_RLCMAC_LLCBLOCK(lost_payload)}); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1383 | f_ms_tx_ul_block(ms, ul_data); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1384 | |
| 1385 | /* Now final ack is recieved */ |
| 1386 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1387 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1388 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1389 | |
| 1390 | /* receive one message on BSSGP with all aggregated data in payload: */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1391 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, total_payload)); |
Vadim Yanitskiy | 8e6df0c | 2020-10-18 00:13:15 +0700 | [diff] [blame^] | 1392 | |
| 1393 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | a416cb8 | 2020-05-15 14:09:02 +0200 | [diff] [blame] | 1394 | } |
| 1395 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1396 | /* Verify that if PCU doesn't get an ACK for first DL block after IMM ASS, it |
| 1397 | * will retry by retransmitting both the IMM ASS + DL block after poll (ack) |
| 1398 | * timeout occurs (specified by sent RRBP on DL block). */ |
| 1399 | testcase TC_imm_ass_dl_block_retrans() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1400 | var RlcmacDlBlock dl_block; |
| 1401 | var octetstring data := f_rnd_octstring(10); |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1402 | var uint32_t dl_fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1403 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1404 | |
| 1405 | /* Initialize NS/BSSGP side */ |
| 1406 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1407 | /* Initialize GPRS MS side */ |
| 1408 | f_init_gprs_ms(); |
| 1409 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1410 | |
| 1411 | /* Initialize the PCU interface abstraction */ |
| 1412 | f_init_raw(testcasename()); |
| 1413 | |
| 1414 | /* Establish BSSGP connection to the PCU */ |
| 1415 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1416 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1417 | |
| 1418 | /* SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1419 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
| 1420 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1421 | |
| 1422 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */ |
| 1423 | f_sleep(X2002); |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1424 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1425 | |
| 1426 | /* Now we don't ack the dl block (emulate MS failed receiveing IMM ASS |
| 1427 | * or GPRS DL, or DL ACK was lost for some reason). As a result, PCU |
| 1428 | * should retrigger IMM ASS + GPRS DL procedure after poll timeout. */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1429 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
Vadim Yanitskiy | 2e213ae | 2020-05-06 22:26:17 +0700 | [diff] [blame] | 1430 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1431 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */ |
| 1432 | f_sleep(X2002); |
Vadim Yanitskiy | b6733a6 | 2020-05-10 14:39:00 +0700 | [diff] [blame] | 1433 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1434 | |
| 1435 | /* ACK the DL block */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1436 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
| 1437 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), |
| 1438 | f_dl_block_ack_fn(dl_block, dl_fn)); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1439 | |
| 1440 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1441 | } |
| 1442 | |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1443 | /* Verify scheduling of multiple Downlink data blocks during one RRBP. */ |
| 1444 | testcase TC_dl_flow_more_blocks() runs on RAW_PCU_Test_CT { |
| 1445 | var AckNackDescription ack_nack_desc := valueof(t_AckNackDescription_init); |
| 1446 | var octetstring data := f_rnd_octstring(16); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1447 | var PacketDlAssign dl_tbf_ass; |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1448 | var RlcmacDlBlock dl_block; |
| 1449 | var uint32_t ack_fn; |
| 1450 | var uint32_t fn; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1451 | var GprsMS ms; |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1452 | timer T := 5.0; |
| 1453 | |
| 1454 | /* Initialize NS/BSSGP side */ |
| 1455 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1456 | /* Initialize GPRS MS side */ |
| 1457 | f_init_gprs_ms(); |
| 1458 | ms := g_ms[0]; /* We only use first MS in this test */ |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1459 | |
| 1460 | /* Initialize the PCU interface abstraction */ |
| 1461 | f_init_raw(testcasename()); |
| 1462 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 1463 | f_statsd_reset(); |
| 1464 | |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1465 | /* Establish BSSGP connection to the PCU */ |
| 1466 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1467 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1468 | |
| 1469 | /* SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1470 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
| 1471 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1472 | |
| 1473 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS */ |
| 1474 | f_sleep(X2002); |
| 1475 | |
| 1476 | /* Expect the first (GPRS DL) block with bsn=0 and rrbp_valid=1 */ |
| 1477 | f_rx_rlcmac_dl_block_exp_data(dl_block, fn, data, 0); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1478 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1479 | |
| 1480 | /* TDMA frame number on which we are supposed to send the ACK */ |
| 1481 | ack_fn := f_dl_block_ack_fn(dl_block, fn); |
| 1482 | |
| 1483 | /* SGSN sends more blocks during the indicated RRBP */ |
| 1484 | for (var integer bsn := 1; bsn < 63; bsn := bsn + 1) { |
| 1485 | data := f_rnd_octstring(16); /* Random LLC data */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1486 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1487 | |
| 1488 | f_rx_rlcmac_dl_block_exp_data(dl_block, fn, data, bsn); |
| 1489 | |
| 1490 | /* Make sure this block has the same TFI as was assigned |
| 1491 | * FIXME: this is only valid for GPRS, not EGPRS. */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1492 | if (dl_block.data.mac_hdr.hdr_ext.tfi != ms.dl_tbf.tfi) { |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1493 | setverdict(fail, "Rx DL data block with unexpected TFI: ", |
| 1494 | dl_block.data.mac_hdr.hdr_ext.tfi); |
| 1495 | f_shutdown(__BFILE__, __LINE__); |
| 1496 | } |
| 1497 | |
| 1498 | /* Keep Ack/Nack description updated */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1499 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1500 | |
| 1501 | /* Break if this is the end of RRBP */ |
| 1502 | if (fn == ack_fn) { |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1503 | ms.dl_tbf.acknack_desc.final_ack := '1'B; |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1504 | break; |
| 1505 | } |
| 1506 | } |
| 1507 | |
| 1508 | /* This is the end of RRBP, send Packet Downlink Ack/Nack */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1509 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), fn := fn); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1510 | |
| 1511 | /* Make sure that the next block (after the Ack) is dummy */ |
| 1512 | f_rx_rlcmac_dl_block_exp_dummy(dl_block); |
| 1513 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 1514 | var StatsDExpects expect := { |
| 1515 | { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 0, max := 0}, |
| 1516 | { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 1, max := 1}, |
| 1517 | { name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 0, max := 0}, |
| 1518 | { name := "TTCN3.bts.0.tbf.dl.alloc", mtype := "c", min := 1, max := 1}, |
| 1519 | { name := "TTCN3.bts.0.tbf.ul.alloc", mtype := "c", min := 0, max := 0}, |
| 1520 | { name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 112, max := 112}, |
| 1521 | { name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 0, max := 0} |
| 1522 | }; |
| 1523 | f_statsd_expect(expect); |
| 1524 | |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 1525 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 1526 | } |
| 1527 | |
Pau Espin Pedrol | 05b6c17 | 2020-06-26 17:28:23 +0200 | [diff] [blame] | 1528 | /* Verify Decoding and segmentation of UL LLC PDUs into RLC data blocks, OS#4559. |
| 1529 | * Check "GPRS from A-Z" slide "Example of LI-Field and E-Bit" page 186. |
| 1530 | * Check "3GPP TS 44.060" Annex B. */ |
| 1531 | testcase TC_ul_flow_multiple_llc_blocks() runs on RAW_PCU_Test_CT { |
| 1532 | var RlcmacDlBlock dl_block; |
| 1533 | var octetstring dataA := f_rnd_octstring(20); |
| 1534 | var octetstring dataB := f_rnd_octstring(13); |
| 1535 | var octetstring dataC := f_rnd_octstring(3); |
| 1536 | var octetstring dataD := f_rnd_octstring(12); |
| 1537 | var uint32_t sched_fn; |
| 1538 | var GprsMS ms; |
| 1539 | var template (value) RlcmacUlBlock ul_data; |
| 1540 | |
| 1541 | /* Initialize NS/BSSGP side */ |
| 1542 | f_init_bssgp(); |
| 1543 | /* Initialize GPRS MS side */ |
| 1544 | f_init_gprs_ms(); |
| 1545 | ms := g_ms[0]; /* We only use first MS in this test */ |
| 1546 | |
| 1547 | /* Initialize the PCU interface abstraction */ |
| 1548 | f_init_raw(testcasename()); |
| 1549 | |
| 1550 | /* Establish BSSGP connection to the PCU */ |
| 1551 | f_bssgp_establish(); |
| 1552 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 1553 | |
| 1554 | /* Establish an Uplink TBF */ |
| 1555 | f_ms_establish_ul_tbf(ms); |
| 1556 | |
| 1557 | /* Summary of what's transmitted: |
| 1558 | * 1- UL RlcDataBlock(dataA) [BSN=0, CV=3] |
| 1559 | * 2- UL RlcDataBlock(dataA finished, dataB starts) [BSN=1, CV=2] |
| 1560 | * 3- UL RlcDataBlock(dataB finished, dataC starts and finishes, dataD starts) [BSN=2, CV=1] |
| 1561 | * 4- UL RlcDataBlock(dataD finishes) [BSN=3, CV=0] |
| 1562 | * And on SGSN we receive 4 packets, one for each LlcBlock dataA..D. |
| 1563 | * We'll also receive some UL ACK/NACK we need to reply with CTRL ACK. |
| 1564 | */ |
| 1565 | |
| 1566 | /* UL RlcDataBlock(dataA) [BSN=0, CV=3] */ |
| 1567 | ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi, |
| 1568 | cv := 3, |
| 1569 | bsn := ms.ul_tbf.bsn, |
| 1570 | blocks := { t_RLCMAC_LLCBLOCK(substr(dataA, 0, 16)) }, |
| 1571 | tlli := ms.tlli); |
| 1572 | /* Indicate no llc header, meaning first LLC block doesn't finish in current |
| 1573 | * RLCMAC block being sent. */ |
| 1574 | ul_data.data.mac_hdr.e := true; |
| 1575 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 1576 | f_ms_tx_ul_block(ms, ul_data); |
| 1577 | |
| 1578 | /* UL RlcDataBlock(dataA finished, dataB starts) [BSN=1, CV=2] */ |
| 1579 | ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi, |
| 1580 | cv := 2, |
| 1581 | bsn := ms.ul_tbf.bsn, |
| 1582 | blocks := { t_RLCMAC_LLCBLOCK(substr(dataA, 16, 4), |
| 1583 | t_RLCMAC_LLCBLOCK_HDR(length_ind := 4, more := true, e := true)), |
| 1584 | t_RLCMAC_LLCBLOCK(substr(dataB, 0, 11)) |
| 1585 | }, |
| 1586 | tlli := ms.tlli); |
| 1587 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 1588 | f_ms_tx_ul_block(ms, ul_data); |
| 1589 | |
| 1590 | /* UL block dataA should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1591 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, dataA)); |
Pau Espin Pedrol | 05b6c17 | 2020-06-26 17:28:23 +0200 | [diff] [blame] | 1592 | |
| 1593 | /* UL RlcDataBlock(dataB finished, dataC starts and finishes, dataD starts) [BSN=2, CV=1] */ |
| 1594 | ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi, |
| 1595 | cv := 1, |
| 1596 | bsn := ms.ul_tbf.bsn, |
| 1597 | blocks := { t_RLCMAC_LLCBLOCK(substr(dataB, 11, 2), |
| 1598 | t_RLCMAC_LLCBLOCK_HDR(length_ind := 2, more := true, e := false)), |
| 1599 | t_RLCMAC_LLCBLOCK(substr(dataC, 0, 3), |
| 1600 | t_RLCMAC_LLCBLOCK_HDR(length_ind := 3, more := true, e := true)), |
| 1601 | t_RLCMAC_LLCBLOCK(substr(dataD, 0, 9)) |
| 1602 | }, |
| 1603 | tlli := ms.tlli); |
| 1604 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 1605 | f_ms_tx_ul_block(ms, ul_data); |
| 1606 | |
| 1607 | /* UL block dataB and dataC should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1608 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, dataB)); |
| 1609 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, dataC)); |
Pau Espin Pedrol | 05b6c17 | 2020-06-26 17:28:23 +0200 | [diff] [blame] | 1610 | |
| 1611 | /* UL RlcDataBlock(dataD finishes) [BSN=3, CV=0] */ |
| 1612 | ul_data := t_RLCMAC_UL_DATA_TLLI(tfi := ms.ul_tbf.tfi, |
| 1613 | cv := 0, |
| 1614 | bsn := ms.ul_tbf.bsn, |
| 1615 | blocks := { t_RLCMAC_LLCBLOCK(substr(dataD, 9, 3), |
| 1616 | t_RLCMAC_LLCBLOCK_HDR(length_ind := 3, more := false, e := true)) |
| 1617 | }, |
| 1618 | tlli := ms.tlli); |
| 1619 | f_ultbf_inc_bsn(ms.ul_tbf); |
| 1620 | f_ms_tx_ul_block(ms, ul_data); |
| 1621 | |
| 1622 | /* UL block dataB and dataD should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1623 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id, dataD)); |
Pau Espin Pedrol | 05b6c17 | 2020-06-26 17:28:23 +0200 | [diff] [blame] | 1624 | |
| 1625 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1626 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 1627 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 1628 | |
| 1629 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 1630 | } |
| 1631 | |
Pau Espin Pedrol | cdbe903 | 2020-07-07 20:20:42 +0200 | [diff] [blame] | 1632 | /* Test scenario where MS wants to request a new TBF once the current one is |
| 1633 | * ending, by means of sending a Packet Resource Request on ul slot provided by |
| 1634 | * last Pkt Ul ACK's RRBP. |
| 1635 | * See 3GPP TS 44.060 sec 9.3.2.4.2 "Non-extended uplink TBF mode" */ |
| 1636 | testcase TC_ul_tbf_reestablish_with_pkt_resource_req() runs on RAW_PCU_Test_CT { |
| 1637 | var CodingScheme exp_cs_mcs := CS_1; |
| 1638 | var RlcmacDlBlock dl_block; |
| 1639 | var octetstring data := f_rnd_octstring(10); |
| 1640 | var uint32_t sched_fn; |
| 1641 | var uint32_t dl_fn; |
| 1642 | var template RlcmacDlBlock acknack_tmpl; |
| 1643 | var GprsMS ms; |
| 1644 | |
| 1645 | /* Initialize NS/BSSGP side */ |
| 1646 | f_init_bssgp(); |
| 1647 | /* Initialize GPRS MS side */ |
| 1648 | f_init_gprs_ms(); |
| 1649 | ms := g_ms[0]; /* We only use first MS in this test */ |
| 1650 | |
| 1651 | /* Initialize the PCU interface abstraction */ |
| 1652 | f_init_raw(testcasename()); |
| 1653 | |
| 1654 | /* Establish BSSGP connection to the PCU */ |
| 1655 | f_bssgp_establish(); |
| 1656 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 1657 | |
| 1658 | /* Establish an Uplink TBF */ |
| 1659 | f_ms_establish_ul_tbf(ms); |
| 1660 | |
| 1661 | /* Send one UL block (with TLLI since we are in One-Phase Access |
| 1662 | contention resoultion) and make sure it is ACKED fine */ |
| 1663 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); |
| 1664 | |
| 1665 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1666 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Pau Espin Pedrol | cdbe903 | 2020-07-07 20:20:42 +0200 | [diff] [blame] | 1667 | |
| 1668 | acknack_tmpl := tr_RLCMAC_UL_ACK_NACK_GPRS(ms.ul_tbf.tfi, |
| 1669 | tr_UlAckNackGprs(ms.tlli, |
| 1670 | tr_AckNackDescription(final_ack := '1'B), |
| 1671 | tr_UlAckNackGprsAdditionsRel99(tbf_est := true))) |
| 1672 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn, acknack_tmpl); |
| 1673 | |
| 1674 | /* TODO: verify TBF_EST and FinalACK are both '1' above */ |
| 1675 | |
| 1676 | /* Send PACKET RESOURCE REQUEST to request a new UL TBF */ |
Vadim Yanitskiy | f3cb4dd | 2020-07-21 01:52:33 +0700 | [diff] [blame] | 1677 | f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit)), sched_fn); |
Vadim Yanitskiy | 7431e9e | 2020-07-21 01:59:17 +0700 | [diff] [blame] | 1678 | f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS); |
Pau Espin Pedrol | cdbe903 | 2020-07-07 20:20:42 +0200 | [diff] [blame] | 1679 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 1680 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 1681 | |
| 1682 | /* Send one UL block (without TLLI since we are in Second-Phase Access) |
| 1683 | and make sure it is ACKED fine */ |
| 1684 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := false); /* TODO: send using cs_mcs */ |
| 1685 | |
| 1686 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1687 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Pau Espin Pedrol | cdbe903 | 2020-07-07 20:20:42 +0200 | [diff] [blame] | 1688 | |
| 1689 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn, acknack_tmpl); |
| 1690 | /* ACK the ACK */ |
| 1691 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 1692 | |
| 1693 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 1694 | } |
| 1695 | |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1696 | private function f_pkt_paging_match_imsi(in PacketPagingReq req, hexstring imsi) |
| 1697 | runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1698 | var MobileIdentityLV_Paging mi_lv := req.repeated_pageinfo.cs.mobile_identity; |
| 1699 | var MobileIdentityV mi := dec_MobileIdentityV(mi_lv.mobile_id); |
| 1700 | |
| 1701 | if (mi_lv.len != 8) { /* 8 octets: type of ID (3 bits) + even/odd flag (1 bit) + 15 BCD-encoded digits (60 bits) */ |
| 1702 | setverdict(fail, "Mobile Identity length mismatch: ", |
| 1703 | "expected: 8, got: ", mi_lv.len); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1704 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1705 | } |
| 1706 | |
| 1707 | /* Make sure MI contains IMSI before referencing it */ |
| 1708 | if (mi.typeOfIdentity != '001'B) { |
| 1709 | setverdict(fail, "Mobile Identity must be of type IMSI ('001'B), ", |
| 1710 | "got: ", mi.typeOfIdentity); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1711 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1712 | } else if (mi.oddEvenInd_identity.imsi.digits != imsi) { |
| 1713 | setverdict(fail, "Mobile Identity contains unexpected IMSI, ", |
| 1714 | "expected: ", imsi, " got: ", mi.oddEvenInd_identity.imsi.digits); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1715 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1716 | } |
| 1717 | } |
| 1718 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1719 | /* Test CS paging over the BTS<->PCU socket. |
| 1720 | * When a (class B or C, not A) MS has an active TBF (or is on the PDCH), the MS can not react on CS paging over CCCH. |
| 1721 | * Paging should be send on the PACCH. |
| 1722 | * |
| 1723 | * 1. Send a Paging Request over PCU socket. |
| 1724 | * 2. Send a Ready-To-Send message over PCU socket |
| 1725 | * 3. Expect a Paging Frame |
| 1726 | */ |
| 1727 | testcase TC_paging_cs_from_bts() runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1728 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1729 | var MobileIdentityLV mi; |
| 1730 | var octetstring mi_enc_lv; |
| 1731 | var hexstring imsi := f_gen_imsi(42); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1732 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1733 | |
| 1734 | /* Initialize NS/BSSGP side */ |
| 1735 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1736 | /* Initialize GPRS MS side */ |
| 1737 | f_init_gprs_ms(); |
| 1738 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1739 | |
| 1740 | /* Initialize the PCU interface abstraction */ |
| 1741 | f_init_raw(testcasename()); |
| 1742 | |
| 1743 | /* Establish BSSGP connection to the PCU */ |
| 1744 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1745 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1746 | |
| 1747 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1748 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1749 | |
| 1750 | /* build mobile Identity */ |
| 1751 | mi := valueof(ts_MI_IMSI_LV(imsi)); |
| 1752 | mi_enc_lv := enc_MobileIdentityLV(mi); |
| 1753 | /* Send paging request */ |
| 1754 | BTS.send(ts_PCUIF_PAG_REQ(bts_nr := 0, id_lv := mi_enc_lv, chan_needed := 0, |
| 1755 | sapi :=PCU_IF_SAPI_PDTCH)); |
| 1756 | |
| 1757 | /* Receive it on BTS side towards MS */ |
| 1758 | f_rx_rlcmac_dl_block_exp_pkt_pag_req(dl_block); |
| 1759 | |
| 1760 | /* Make sure that Packet Paging Request contains the same IMSI */ |
| 1761 | f_pkt_paging_match_imsi(dl_block.ctrl.payload.u.paging, imsi); |
| 1762 | |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1763 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1764 | } |
| 1765 | |
| 1766 | /* Test CS paging over Gb (SGSN->PCU->BTS[PDCH]). |
| 1767 | */ |
| 1768 | private function f_tc_paging_cs_from_sgsn(Nsvci bvci, boolean use_ptmsi := false) |
| 1769 | runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1770 | var RlcmacDlBlock dl_block; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1771 | var hexstring imsi := f_gen_imsi(42); |
| 1772 | var GsmTmsi tmsi; |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1773 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1774 | |
| 1775 | /* Initialize NS/BSSGP side */ |
| 1776 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1777 | /* Initialize GPRS MS side */ |
| 1778 | f_init_gprs_ms(); |
| 1779 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1780 | |
| 1781 | /* Initialize the PCU interface abstraction */ |
| 1782 | f_init_raw(testcasename()); |
| 1783 | |
| 1784 | /* Establish BSSGP connection to the PCU */ |
| 1785 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1786 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1787 | |
| 1788 | /* Establish an Uplink TBF */ |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1789 | f_ms_establish_ul_tbf(ms); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1790 | |
| 1791 | /* Send paging request with or without TMSI */ |
| 1792 | if (use_ptmsi) { |
| 1793 | tmsi := oct2int(f_rnd_octstring(4)); /* Random P-TMSI */ |
| 1794 | BSSGP[0].send(ts_BSSGP_CS_PAGING_PTMSI(bvci, imsi, tmsi)); |
| 1795 | } else { |
| 1796 | BSSGP[0].send(ts_BSSGP_CS_PAGING_IMSI(bvci, imsi)); |
| 1797 | } |
| 1798 | |
| 1799 | /* Receive it on BTS side towards MS */ |
| 1800 | f_rx_rlcmac_dl_block_exp_pkt_pag_req(dl_block); |
| 1801 | |
| 1802 | /* Make sure that Packet Paging Request contains the same P-TMSI/IMSI */ |
| 1803 | if (use_ptmsi) { |
| 1804 | f_pkt_paging_match_tmsi(dl_block.ctrl.payload.u.paging, tmsi); |
| 1805 | } else { |
| 1806 | f_pkt_paging_match_imsi(dl_block.ctrl.payload.u.paging, imsi); |
| 1807 | } |
| 1808 | |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1809 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1810 | } |
| 1811 | |
| 1812 | testcase TC_paging_cs_from_sgsn_sign_ptmsi() runs on RAW_PCU_Test_CT { |
| 1813 | f_tc_paging_cs_from_sgsn(0, true); |
| 1814 | } |
| 1815 | |
| 1816 | testcase TC_paging_cs_from_sgsn_sign() runs on RAW_PCU_Test_CT { |
| 1817 | f_tc_paging_cs_from_sgsn(0); |
| 1818 | } |
| 1819 | |
| 1820 | testcase TC_paging_cs_from_sgsn_ptp() runs on RAW_PCU_Test_CT { |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1821 | f_tc_paging_cs_from_sgsn(mp_gb_cfg.bvc[0].bvci); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1822 | } |
| 1823 | |
| 1824 | /* Test PS paging over Gb (SGSN->PCU->BTS[CCCH]). |
| 1825 | */ |
| 1826 | private function f_tc_paging_ps_from_sgsn(Nsvci bvci, boolean use_ptmsi := false) |
| 1827 | runs on RAW_PCU_Test_CT { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1828 | var integer imsi_suff_tx := 423; |
| 1829 | var hexstring imsi := f_gen_imsi(imsi_suff_tx); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1830 | var GprsMS ms; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1831 | |
| 1832 | /* Initialize NS/BSSGP side */ |
| 1833 | f_init_bssgp(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1834 | /* Initialize GPRS MS side */ |
| 1835 | f_init_gprs_ms(); |
| 1836 | ms := g_ms[0]; /* We only use first MS in this test */ |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1837 | |
| 1838 | /* Initialize the PCU interface abstraction */ |
| 1839 | f_init_raw(testcasename()); |
| 1840 | |
| 1841 | /* Establish BSSGP connection to the PCU */ |
| 1842 | f_bssgp_establish(); |
Pau Espin Pedrol | 4f7b8fd | 2020-05-18 18:28:17 +0200 | [diff] [blame] | 1843 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1844 | |
| 1845 | /* Send BSSGP PAGING-PS (with or without TMSI), wait for RR Paging Request Type 1. |
| 1846 | * Make sure that both paging group (IMSI suffix) and Mobile Identity match. */ |
| 1847 | if (use_ptmsi) { |
| 1848 | var OCT4 tmsi := f_rnd_octstring(4); /* Random P-TMSI */ |
| 1849 | BSSGP[0].send(ts_BSSGP_PS_PAGING_PTMSI(bvci, imsi, oct2int(tmsi))); |
| 1850 | f_pcuif_rx_pch_pag_req1(t_MI_TMSI(tmsi), imsi_suff_tx); |
| 1851 | } else { |
| 1852 | BSSGP[0].send(ts_BSSGP_PS_PAGING_IMSI(bvci, imsi)); |
| 1853 | f_pcuif_rx_pch_pag_req1(tr_MI_IMSI(imsi), imsi_suff_tx); |
| 1854 | } |
| 1855 | |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1856 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1857 | } |
| 1858 | |
| 1859 | testcase TC_paging_ps_from_sgsn_sign_ptmsi() runs on RAW_PCU_Test_CT { |
| 1860 | f_tc_paging_ps_from_sgsn(0, true); |
| 1861 | } |
| 1862 | |
| 1863 | testcase TC_paging_ps_from_sgsn_sign() runs on RAW_PCU_Test_CT { |
| 1864 | f_tc_paging_ps_from_sgsn(0); |
| 1865 | } |
| 1866 | |
| 1867 | testcase TC_paging_ps_from_sgsn_ptp() runs on RAW_PCU_Test_CT { |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1868 | f_tc_paging_ps_from_sgsn(mp_gb_cfg.bvc[0].bvci); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1869 | } |
| 1870 | |
Pau Espin Pedrol | c03eb12 | 2020-08-27 18:54:24 +0200 | [diff] [blame] | 1871 | /* Verify osmo-pcu handles DL UNIT_DATA from SGSN with IMSI IE correctly. See OS#4729 */ |
| 1872 | testcase TC_bssgp_dl_unitdata_with_valid_imsi() runs on RAW_PCU_Test_CT { |
| 1873 | var RlcmacDlBlock dl_block; |
| 1874 | var octetstring data := f_rnd_octstring(10); |
| 1875 | var uint32_t sched_fn; |
| 1876 | var uint32_t dl_fn; |
| 1877 | var GprsMS ms; |
| 1878 | |
| 1879 | /* Initialize NS/BSSGP side */ |
| 1880 | f_init_bssgp(); |
| 1881 | /* Initialize GPRS MS side */ |
| 1882 | f_init_gprs_ms(); |
| 1883 | ms := g_ms[0]; /* We only use first MS in this test */ |
| 1884 | |
| 1885 | /* Initialize the PCU interface abstraction */ |
| 1886 | f_init_raw(testcasename()); |
| 1887 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 1888 | f_statsd_reset(); |
| 1889 | |
Pau Espin Pedrol | c03eb12 | 2020-08-27 18:54:24 +0200 | [diff] [blame] | 1890 | /* Establish BSSGP connection to the PCU */ |
| 1891 | f_bssgp_establish(); |
| 1892 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 1893 | |
| 1894 | /* Establish an Uplink TBF */ |
| 1895 | f_ms_establish_ul_tbf(ms); |
| 1896 | |
| 1897 | /* Fake GMM GPRS Attach or similar, PCU doesn't care about upper layers here */ |
| 1898 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); |
| 1899 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1900 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 1901 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 1902 | |
| 1903 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1904 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Pau Espin Pedrol | c03eb12 | 2020-08-27 18:54:24 +0200 | [diff] [blame] | 1905 | |
| 1906 | /* Now SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
| 1907 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI(ms.imsi))); |
| 1908 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
| 1909 | |
| 1910 | /* Wait timer X2002 and DL block is available after CCCH IMM ASS: */ |
| 1911 | f_sleep(X2002); |
| 1912 | f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0); |
| 1913 | |
| 1914 | /* ACK the DL block */ |
| 1915 | f_acknackdesc_ack_block(ms.dl_tbf.acknack_desc, dl_block, '1'B); |
| 1916 | f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc), |
| 1917 | f_dl_block_ack_fn(dl_block, dl_fn)); |
| 1918 | |
Daniel Willmann | 535aea6 | 2020-09-21 13:27:08 +0200 | [diff] [blame] | 1919 | var StatsDExpects expect := { |
| 1920 | { name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 1, max := 1}, |
| 1921 | { name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 1, max := 1}, |
| 1922 | { name := "TTCN3.bts.0.tbf.dl.alloc", mtype := "c", min := 1, max := 1}, |
| 1923 | { name := "TTCN3.bts.0.tbf.ul.alloc", mtype := "c", min := 1, max := 1}, |
| 1924 | { name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 28, max := 28}, |
| 1925 | { name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 16, max := 16} |
| 1926 | }; |
| 1927 | f_statsd_expect(expect); |
| 1928 | |
Pau Espin Pedrol | c03eb12 | 2020-08-27 18:54:24 +0200 | [diff] [blame] | 1929 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 1930 | } |
| 1931 | |
| 1932 | /* Verify osmo-pcu acts on incorrect IMSI IE content in DL UNIT_DATA from SGSN. See OS#4729 */ |
| 1933 | testcase TC_bssgp_dl_unitdata_with_invalid_imsi() runs on RAW_PCU_Test_CT { |
| 1934 | var RlcmacDlBlock dl_block; |
| 1935 | var octetstring data := f_rnd_octstring(10); |
| 1936 | var uint32_t sched_fn; |
| 1937 | var uint32_t dl_fn; |
| 1938 | var GprsMS ms; |
| 1939 | |
| 1940 | /* Initialize NS/BSSGP side */ |
| 1941 | f_init_bssgp(); |
| 1942 | /* Initialize GPRS MS side */ |
| 1943 | f_init_gprs_ms(); |
| 1944 | ms := g_ms[0]; /* We only use first MS in this test */ |
| 1945 | |
| 1946 | /* Initialize the PCU interface abstraction */ |
| 1947 | f_init_raw(testcasename()); |
| 1948 | |
| 1949 | /* Establish BSSGP connection to the PCU */ |
| 1950 | f_bssgp_establish(); |
| 1951 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 1952 | |
| 1953 | /* Establish an Uplink TBF */ |
| 1954 | f_ms_establish_ul_tbf(ms); |
| 1955 | |
| 1956 | /* Fake GMM GPRS Attach or similar, PCU doesn't care about upper layers here */ |
| 1957 | f_ms_tx_ul_data_block_multi(ms, 1, with_tlli := true); |
| 1958 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn); |
| 1959 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 1960 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), sched_fn); |
| 1961 | |
| 1962 | /* UL block should be received in SGSN */ |
Harald Welte | 5339b2e | 2020-10-04 22:52:56 +0200 | [diff] [blame] | 1963 | BSSGP[0].receive(tr_BSSGP_UL_UD(ms.tlli, mp_gb_cfg.bvc[0].cell_id)); |
Pau Espin Pedrol | c03eb12 | 2020-08-27 18:54:24 +0200 | [diff] [blame] | 1964 | |
| 1965 | /* Now SGSN sends some DL data with an invalid IMSI */ |
| 1966 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, imsi := ts_BSSGP_IMSI('1122'H))); |
| 1967 | |
| 1968 | BSSGP_SIG[0].receive(tr_BSSGP_STATUS(omit, BSSGP_CAUSE_CONDITIONAL_IE_ERROR, ?)); |
| 1969 | |
| 1970 | /* TODO: make sure no data is sent over PCU -> MS */ |
| 1971 | |
| 1972 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 1973 | } |
| 1974 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1975 | private function f_TC_egprs_pkt_chan_req(in EGPRSPktChRequest req, |
Vadim Yanitskiy | 4389390 | 2020-05-29 15:21:50 +0700 | [diff] [blame] | 1976 | template GsmRrMessage t_imm_ass := ?, |
| 1977 | PCUIF_BurstType bt := BURST_TYPE_1) |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1978 | runs on RAW_PCU_Test_CT { |
Vadim Yanitskiy | 4389390 | 2020-05-29 15:21:50 +0700 | [diff] [blame] | 1979 | var GsmRrMessage rr_msg; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1980 | var uint16_t ra11; |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1981 | |
| 1982 | ra11 := enc_EGPRSPktChRequest2uint(req); |
| 1983 | log("Sending EGPRS Packet Channel Request (", ra11, "): ", req); |
| 1984 | |
Vadim Yanitskiy | 28d18e1 | 2020-05-29 15:25:59 +0700 | [diff] [blame] | 1985 | rr_msg := f_pcuif_tx_rach_rx_imm_ass(ra := ra11, is_11bit := 1, burst_type := bt); |
Vadim Yanitskiy | 4389390 | 2020-05-29 15:21:50 +0700 | [diff] [blame] | 1986 | if (not match(rr_msg, t_imm_ass)) { |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1987 | setverdict(fail, "Immediate Assignment does not match"); |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 1988 | f_shutdown(__BFILE__, __LINE__); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 1989 | } |
| 1990 | |
| 1991 | setverdict(pass); |
| 1992 | } |
| 1993 | |
| 1994 | testcase TC_egprs_pkt_chan_req_signalling() runs on RAW_PCU_Test_CT { |
| 1995 | var template GsmRrMessage imm_ass; |
| 1996 | var template IaRestOctets rest; |
| 1997 | var template EgprsUlAss ul_ass; |
| 1998 | |
| 1999 | /* Initialize the PCU interface abstraction */ |
| 2000 | f_init_raw(testcasename()); |
| 2001 | |
| 2002 | var EGPRSPktChRequest req := { |
| 2003 | /* NOTE: other fields are set in the loop */ |
| 2004 | signalling := { tag := '110011'B } |
| 2005 | }; |
| 2006 | |
| 2007 | for (var integer i := 0; i < 6; i := i + 1) { |
| 2008 | var BIT5 ext_ra := int2bit(f_rnd_int(32), 5); |
| 2009 | req.signalling.random_bits := ext_ra; |
| 2010 | |
| 2011 | /* For signalling, do we expect Multiblock UL TBF Assignment? */ |
| 2012 | ul_ass := tr_EgprsUlAssMultiblock(ext_ra := ext_ra); |
| 2013 | rest := tr_IaRestOctets_EGPRSULAss(ul_ass); |
| 2014 | imm_ass := tr_IMM_TBF_ASS(dl := false, rest := rest); |
| 2015 | |
| 2016 | f_TC_egprs_pkt_chan_req(req, imm_ass); |
| 2017 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 2018 | |
| 2019 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2020 | } |
| 2021 | |
| 2022 | testcase TC_egprs_pkt_chan_req_one_phase() runs on RAW_PCU_Test_CT { |
| 2023 | var template GsmRrMessage imm_ass; |
| 2024 | var template IaRestOctets rest; |
| 2025 | var template EgprsUlAss ul_ass; |
| 2026 | |
| 2027 | /* Initialize the PCU interface abstraction */ |
| 2028 | f_init_raw(testcasename()); |
| 2029 | |
| 2030 | var EGPRSPktChRequest req := { |
| 2031 | /* NOTE: other fields are set in the loop */ |
| 2032 | one_phase := { tag := '0'B } |
| 2033 | }; |
| 2034 | |
| 2035 | for (var integer i := 0; i < 6; i := i + 1) { |
| 2036 | var BIT5 ext_ra := int2bit(f_rnd_int(32), 5); |
| 2037 | var BIT5 mslot_class := int2bit(f_rnd_int(32), 5); |
| 2038 | var BIT2 priority := substr(ext_ra, 0, 2); |
| 2039 | var BIT3 rand := substr(ext_ra, 2, 3); |
| 2040 | |
| 2041 | req.one_phase.multislot_class := mslot_class; |
| 2042 | req.one_phase.priority := priority; |
| 2043 | req.one_phase.random_bits := rand; |
| 2044 | |
| 2045 | /* For one phase access, do we expect Dynamic UL TBF Assignment? */ |
| 2046 | ul_ass := tr_EgprsUlAssDynamic(ext_ra := ext_ra); |
| 2047 | rest := tr_IaRestOctets_EGPRSULAss(ul_ass); |
| 2048 | imm_ass := tr_IMM_TBF_ASS(dl := false, rest := rest); |
| 2049 | |
| 2050 | f_TC_egprs_pkt_chan_req(req, imm_ass); |
| 2051 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 2052 | |
| 2053 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2054 | } |
| 2055 | |
| 2056 | testcase TC_egprs_pkt_chan_req_two_phase() runs on RAW_PCU_Test_CT { |
| 2057 | var template GsmRrMessage imm_ass; |
| 2058 | var template IaRestOctets rest; |
| 2059 | var template EgprsUlAss ul_ass; |
| 2060 | |
| 2061 | /* Initialize the PCU interface abstraction */ |
| 2062 | f_init_raw(testcasename()); |
| 2063 | |
| 2064 | var EGPRSPktChRequest req := { |
| 2065 | /* NOTE: other fields are set in the loop */ |
| 2066 | two_phase := { tag := '110000'B } |
| 2067 | }; |
| 2068 | |
| 2069 | for (var integer i := 0; i < 6; i := i + 1) { |
| 2070 | var BIT5 ext_ra := int2bit(f_rnd_int(32), 5); |
| 2071 | var BIT2 priority := substr(ext_ra, 0, 2); |
| 2072 | var BIT3 rand := substr(ext_ra, 2, 3); |
| 2073 | |
| 2074 | req.two_phase.priority := priority; |
| 2075 | req.two_phase.random_bits := rand; |
| 2076 | |
| 2077 | /* For two phase access, do we expect Multiblock UL TBF Assignment? */ |
| 2078 | ul_ass := tr_EgprsUlAssMultiblock(ext_ra := ext_ra); |
| 2079 | rest := tr_IaRestOctets_EGPRSULAss(ul_ass); |
| 2080 | imm_ass := tr_IMM_TBF_ASS(dl := false, rest := rest); |
| 2081 | |
| 2082 | f_TC_egprs_pkt_chan_req(req, imm_ass); |
| 2083 | } |
Vadim Yanitskiy | 91f8a09 | 2020-05-06 21:41:05 +0700 | [diff] [blame] | 2084 | |
| 2085 | f_shutdown(__BFILE__, __LINE__, final := true); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2086 | } |
| 2087 | |
Vadim Yanitskiy | 4f56d32 | 2020-05-22 20:15:48 +0700 | [diff] [blame] | 2088 | private function f_TC_egprs_pkt_chan_req_reject(bitstring ra11, uint32_t fn, |
| 2089 | template IARRestOctets rest := ?, |
| 2090 | PCUIF_BurstType bt := BURST_TYPE_1) |
| 2091 | runs on RAW_PCU_Test_CT { |
| 2092 | var template ReqRefWaitInd tr_ref; |
| 2093 | var GsmRrMessage rr_msg; |
Vadim Yanitskiy | 4f56d32 | 2020-05-22 20:15:48 +0700 | [diff] [blame] | 2094 | |
| 2095 | /* Send RACH.ind with malformed EGPRS Packet Channel Request */ |
| 2096 | BTS.send(ts_PCUIF_RACH_IND(bts_nr := 0, trx_nr := 0, ts_nr := 0, |
| 2097 | ra := bit2int(ra11), is_11bit := 1, |
| 2098 | burst_type := bt, fn := fn, |
| 2099 | arfcn := 871)); |
| 2100 | |
| 2101 | /* Abuse f_pcuif_rx_imm_ass(): wait for Immediate Assignment Reject */ |
Vadim Yanitskiy | 7466c33 | 2020-05-28 20:41:19 +0700 | [diff] [blame] | 2102 | rr_msg := f_pcuif_rx_imm_ass(t_imm_ass := tr_IMM_ASS_REJ); |
Vadim Yanitskiy | 4f56d32 | 2020-05-22 20:15:48 +0700 | [diff] [blame] | 2103 | |
| 2104 | /* Just to have a short-name reference to the actual message */ |
| 2105 | var ImmediateAssignmentReject iar := rr_msg.payload.imm_ass_rej; |
| 2106 | |
| 2107 | /* Make sure that Request Reference list contains at least one entry |
| 2108 | * with our TDMA frame number, and RA is set to 'reserved' value 127. */ |
| 2109 | tr_ref := tr_ReqRefWaitInd(f_compute_ReqRef(127, fn)); |
| 2110 | if (not match(iar.payload, { *, tr_ref, * })) { |
| 2111 | setverdict(fail, "Request Reference list does not match"); |
| 2112 | f_shutdown(__BFILE__, __LINE__); |
| 2113 | } |
| 2114 | |
| 2115 | /* Match Feature Indicator (must indicate PS domain) */ |
| 2116 | if (not match(iar.feature_ind, FeatureIndicator:{?, false, true})) { |
| 2117 | setverdict(fail, "Feature Indicator does not match"); |
| 2118 | f_shutdown(__BFILE__, __LINE__); |
| 2119 | } |
| 2120 | |
| 2121 | /* Match IAR Rest Octets */ |
| 2122 | if (not match(iar.rest_octets, rest)) { |
| 2123 | setverdict(fail, "IAR Rest Octets does not match: ", |
| 2124 | iar.rest_octets, " vs expected ", rest); |
| 2125 | f_shutdown(__BFILE__, __LINE__); |
| 2126 | } |
| 2127 | |
| 2128 | setverdict(pass); |
| 2129 | } |
| 2130 | |
| 2131 | /* Verify the contents of RR Immediate Assignment Reject message and its |
| 2132 | * Rest Octets sent in response to EGPRS Packet Channel Request (11 bit). */ |
| 2133 | testcase TC_egprs_pkt_chan_req_reject_content() runs on RAW_PCU_Test_CT { |
| 2134 | var template IARRestOctets rest; |
| 2135 | var BIT5 ext_ra; |
| 2136 | |
| 2137 | /* Initialize the PCU interface abstraction */ |
| 2138 | f_init_raw(testcasename()); |
| 2139 | |
| 2140 | for (var integer i := 0; i < 6; i := i + 1) { |
| 2141 | ext_ra := int2bit(f_rnd_int(32), 5); /* 5 LSB's of RA11 */ |
| 2142 | rest := tr_IARRestOctets({ *, tr_ExtRAOpt(ext_ra), * }); |
| 2143 | |
| 2144 | /* Intentionally incorrect message (see table 11.2.5a.2) */ |
| 2145 | f_TC_egprs_pkt_chan_req_reject('111111'B & ext_ra, 1337 + i, rest); |
| 2146 | } |
| 2147 | |
| 2148 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2149 | } |
| 2150 | |
Vadim Yanitskiy | 7e06c25 | 2020-05-22 20:48:53 +0700 | [diff] [blame] | 2151 | /* At the moment, the IUT does not support any emergency services. Make sure |
| 2152 | * that EGPRS Packet Channel Request for an emergency call is properly rejected. */ |
| 2153 | testcase TC_egprs_pkt_chan_req_reject_emergency() runs on RAW_PCU_Test_CT { |
| 2154 | var template IARRestOctets rest; |
| 2155 | var BIT5 ext_ra; |
| 2156 | var BIT11 ra11; |
| 2157 | |
| 2158 | /* Initialize the PCU interface abstraction */ |
| 2159 | f_init_raw(testcasename()); |
| 2160 | |
| 2161 | var EGPRSPktChRequest req := { |
| 2162 | /* NOTE: other fields are set in the loop */ |
| 2163 | emergency := { tag := '110111'B } |
| 2164 | }; |
| 2165 | |
| 2166 | for (var integer i := 0; i < 6; i := i + 1) { |
| 2167 | ext_ra := int2bit(f_rnd_int(32), 5); /* 5 LSB's of RA11 */ |
| 2168 | rest := tr_IARRestOctets({ *, tr_ExtRAOpt(ext_ra), * }); |
| 2169 | |
| 2170 | req.emergency.random_bits := ext_ra; |
| 2171 | ra11 := enc_EGPRSPktChRequest2bits(req); |
| 2172 | |
| 2173 | /* Intentionally incorrect message (see table 11.2.5a.2) */ |
| 2174 | f_TC_egprs_pkt_chan_req_reject(ra11, 1337 + i, rest); |
| 2175 | } |
| 2176 | |
| 2177 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2178 | } |
| 2179 | |
Vadim Yanitskiy | c4324ff | 2020-05-22 21:53:58 +0700 | [diff] [blame] | 2180 | /* Make sure that IUT responds with RR Immediate Assignment Reject due to exhaustion. */ |
| 2181 | testcase TC_egprs_pkt_chan_req_reject_exhaustion() runs on RAW_PCU_Test_CT { |
| 2182 | var template IARRestOctets rest; |
| 2183 | var BIT11 ra11; |
| 2184 | |
| 2185 | /* Initialize the PCU interface abstraction */ |
| 2186 | f_init_raw(testcasename()); |
| 2187 | |
| 2188 | var EGPRSPktChRequest req := { |
| 2189 | one_phase := { |
| 2190 | tag := '0'B, |
| 2191 | multislot_class := '10101'B, |
| 2192 | priority := '01'B, |
| 2193 | random_bits := '101'B |
| 2194 | } |
| 2195 | }; |
| 2196 | |
| 2197 | /* We send 7 requests, the IUT gives us all available USFs (0..6). |
| 2198 | * TODO: make it configurable: usf_max := mp_pdch_ts_num * 7. */ |
| 2199 | for (var integer i := 0; i < 7; i := i + 1) { |
| 2200 | req.one_phase.random_bits := int2bit(f_rnd_int(8), 3); |
| 2201 | f_TC_egprs_pkt_chan_req(req, tr_IMM_TBF_ASS); |
| 2202 | } |
| 2203 | |
| 2204 | ra11 := enc_EGPRSPktChRequest2bits(req); |
| 2205 | rest := tr_IARRestOctets({ *, tr_ExtRAOpt(substr(ra11, 6, 5)), * }); |
| 2206 | |
| 2207 | /* At this point, the IUT should run out of free USFs */ |
| 2208 | f_TC_egprs_pkt_chan_req_reject(ra11, 1870, rest); |
| 2209 | |
| 2210 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2211 | } |
| 2212 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2213 | /* Randomly generate a set of hopping parameters for one timeslot */ |
Vadim Yanitskiy | 7a04cdd | 2020-09-07 11:43:32 +0700 | [diff] [blame] | 2214 | private function f_TC_pcuif_fh_params_gen(integer max_ma_len) |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2215 | return template (value) PCUIF_InfoTrxTs { |
Vadim Yanitskiy | 7a04cdd | 2020-09-07 11:43:32 +0700 | [diff] [blame] | 2216 | /* Pick a random MA length in range 2 .. max_ma_len */ |
| 2217 | var integer ma_len := 2 + f_rnd_int(max_ma_len - 2); |
| 2218 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2219 | return ts_PCUIF_InfoTrxTsH1(tsc := f_rnd_int(7), |
| 2220 | hsn := f_rnd_int(63), |
| 2221 | maio := f_rnd_int(63), |
| 2222 | ma := f_rnd_bitstring(ma_len)); |
| 2223 | } |
| 2224 | |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2225 | private function f_TC_pcuif_fh_check_imm_ass(in PCUIF_info_ind info_ind, |
| 2226 | in GsmRrMessage rr_msg) |
| 2227 | { |
| 2228 | var ImmediateAssignment ia := rr_msg.payload.imm_ass; |
| 2229 | var PCUIF_InfoTrxTs ts := info_ind.trx.v10[0].ts[ia.pkt_chan_desc.tn]; |
| 2230 | |
| 2231 | var template PacketChannelDescription tr_pkt_chan_desc := { |
| 2232 | channel_Type_spare := ?, |
| 2233 | tn := ?, |
| 2234 | tsc := ts.tsc, |
| 2235 | presence := '1'B, |
| 2236 | zero := omit, |
| 2237 | one := { |
| 2238 | maio := ts.maio, |
| 2239 | hsn := ts.hsn |
| 2240 | } |
| 2241 | }; |
| 2242 | |
| 2243 | if (not match(ia.pkt_chan_desc, tr_pkt_chan_desc)) { |
| 2244 | setverdict(fail, "Packet Channel Description does not match: ", |
| 2245 | ia.pkt_chan_desc, " vs ", tr_pkt_chan_desc); |
| 2246 | } |
| 2247 | |
Vadim Yanitskiy | 43ccaf5 | 2020-09-05 21:35:13 +0700 | [diff] [blame] | 2248 | /* Mobile Allocation is expected to be octet-aligned */ |
| 2249 | var uint8_t ma_oct_len := (ts.ma_bit_len + 8 - 1) / 8; |
| 2250 | var template MobileAllocationLV tr_ma := { |
| 2251 | len := ma_oct_len, /* in bytes */ |
| 2252 | ma := substr(ts.ma, 0, ma_oct_len * 8) |
| 2253 | }; |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2254 | |
| 2255 | if (not match(ia.mobile_allocation, tr_ma)) { |
| 2256 | setverdict(fail, "Mobile Allocation does not match: ", |
| 2257 | ia.mobile_allocation, " vs ", tr_ma); |
| 2258 | } |
| 2259 | |
| 2260 | setverdict(pass); |
| 2261 | } |
| 2262 | |
| 2263 | /* Make sure that Immediate (UL EGPRS TBF) Assignment contains hopping parameters */ |
| 2264 | testcase TC_pcuif_fh_imm_ass_ul_egprs() runs on RAW_PCU_Test_CT { |
| 2265 | var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default; |
| 2266 | var GprsMS ms := valueof(t_GprsMS_def); |
| 2267 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2268 | /* Enable frequency hopping on TRX0/TS7 */ |
| 2269 | info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(32); |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2270 | |
| 2271 | /* Initialize the PCU interface abstraction */ |
| 2272 | f_init_raw(testcasename(), info_ind); |
| 2273 | |
| 2274 | /* EGPRS Packet Channel Request (cause=Signalling) */ |
| 2275 | f_ms_use_ra(ms, bit2int('11001101010'B), ra_is_11bit := 1); |
| 2276 | |
| 2277 | /* Establish an Uplink EGPRS TBF */ |
| 2278 | f_ms_establish_ul_tbf(ms); |
| 2279 | |
| 2280 | f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.ul_tbf.rr_imm_ass); |
| 2281 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2282 | } |
| 2283 | |
| 2284 | /* Make sure that Immediate (UL TBF) Assignment contains hopping parameters */ |
| 2285 | testcase TC_pcuif_fh_imm_ass_ul() runs on RAW_PCU_Test_CT { |
| 2286 | var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default; |
| 2287 | var GprsMS ms := valueof(t_GprsMS_def); |
| 2288 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2289 | /* Enable frequency hopping on TRX0/TS7 */ |
| 2290 | info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(32); |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2291 | |
| 2292 | /* Initialize the PCU interface abstraction */ |
| 2293 | f_init_raw(testcasename(), info_ind); |
| 2294 | |
| 2295 | /* Establish an Uplink TBF */ |
| 2296 | f_ms_establish_ul_tbf(ms); |
| 2297 | |
| 2298 | f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.ul_tbf.rr_imm_ass); |
| 2299 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2300 | } |
| 2301 | |
| 2302 | /* Make sure that Immediate (DL TBF) Assignment contains hopping parameters */ |
| 2303 | testcase TC_pcuif_fh_imm_ass_dl() runs on RAW_PCU_Test_CT { |
| 2304 | var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default; |
| 2305 | var GprsMS ms := valueof(t_GprsMS_def); |
| 2306 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2307 | /* Enable frequency hopping on TRX0/TS7 */ |
| 2308 | info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(16); |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2309 | |
| 2310 | /* Initialize NS/BSSGP side */ |
| 2311 | f_init_bssgp(); |
| 2312 | |
| 2313 | /* Initialize the PCU interface abstraction */ |
| 2314 | f_init_raw(testcasename(), info_ind); |
| 2315 | |
| 2316 | /* Establish BSSGP connection to the PCU */ |
| 2317 | f_bssgp_establish(); |
| 2318 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 2319 | |
| 2320 | /* SGSN sends some DL data, PCU will page on CCCH (PCH) */ |
| 2321 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, f_rnd_octstring(12))); |
| 2322 | f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH); |
| 2323 | |
| 2324 | f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.dl_tbf.rr_imm_ass); |
| 2325 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2326 | } |
| 2327 | |
| 2328 | private function f_TC_pcuif_fh_check_pkt_ass(in PCUIF_info_ind info_ind, |
| 2329 | in FrequencyParameters fp) |
| 2330 | { |
| 2331 | /* FIXME: TRX0/TS7 is a hard-coded expectation, make it configurable */ |
| 2332 | var PCUIF_InfoTrxTs ts := info_ind.trx.v10[0].ts[7]; |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2333 | |
| 2334 | /* Table 12.8.1: Frequency Parameters information elements */ |
| 2335 | var template FrequencyParameters tr_fp := { |
| 2336 | tsc := ts.tsc, |
| 2337 | presence := '10'B, /* Direct encoding 1 */ |
| 2338 | arfcn := omit, |
| 2339 | indirect := omit, |
| 2340 | direct1 := { |
| 2341 | maio := ts.maio, |
| 2342 | /* Table 12.10a.1: GPRS Mobile Allocation information elements */ |
| 2343 | mobile_allocation := { |
| 2344 | hsn := ts.hsn, |
| 2345 | rfl_number_list_present := '0'B, |
| 2346 | rfl_number_list := omit, |
| 2347 | ma_present := '0'B, /* inverted logic */ |
Vadim Yanitskiy | 43ccaf5 | 2020-09-05 21:35:13 +0700 | [diff] [blame] | 2348 | ma_length := ts.ma_bit_len, |
| 2349 | ma_bitmap := substr(ts.ma, 0, ts.ma_bit_len) |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2350 | } |
| 2351 | }, |
| 2352 | direct2 := omit |
| 2353 | }; |
| 2354 | |
| 2355 | if (not match(fp, tr_fp)) { |
| 2356 | setverdict(fail, "Frequency Parameters IE does not match: ", |
| 2357 | fp, " vs ", tr_fp); |
| 2358 | } |
| 2359 | |
| 2360 | setverdict(pass); |
| 2361 | } |
| 2362 | |
| 2363 | /* Make sure that Packet Uplink Assignment contains hopping parameters */ |
| 2364 | testcase TC_pcuif_fh_pkt_ass_ul() runs on RAW_PCU_Test_CT { |
| 2365 | var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default; |
| 2366 | var GprsMS ms := valueof(t_GprsMS_def); |
| 2367 | var uint32_t poll_fn; |
| 2368 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2369 | /* Enable frequency hopping on TRX0/TS7 */ |
| 2370 | info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(33); |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2371 | |
| 2372 | /* Initialize the PCU interface abstraction */ |
| 2373 | f_init_raw(testcasename(), info_ind); |
| 2374 | |
| 2375 | /* Establish an Uplink TBF */ |
| 2376 | f_ms_establish_ul_tbf(ms); |
| 2377 | |
| 2378 | /* Send Packet Resource Request, so the network will allocate an Uplink resource */ |
| 2379 | f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit))); |
| 2380 | |
| 2381 | /* Expect an RLC/MAC block with Packet Uplink Assignment on PACCH (see 11.2.29) */ |
| 2382 | var RlcmacDlBlock blk := f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_UL_PACKET_ASS); |
| 2383 | var PacketUlAssignment ua := blk.ctrl.payload.u.ul_assignment; |
| 2384 | |
| 2385 | /* 3GPP TS 44.060, section 12.8 "Frequency Parameters" */ |
| 2386 | var template (omit) FrequencyParameters fp; |
| 2387 | if (ua.is_egprs == '1'B) { |
| 2388 | fp := ua.egprs.freq_par; |
| 2389 | } else { |
| 2390 | fp := ua.gprs.freq_par; |
| 2391 | } |
| 2392 | |
| 2393 | /* This is an optional IE, so it's worth to check its presence */ |
| 2394 | if (istemplatekind(fp, "omit")) { |
| 2395 | setverdict(fail, "Frequency Parameters IE is not present"); |
| 2396 | f_shutdown(__BFILE__, __LINE__); |
| 2397 | } |
| 2398 | |
| 2399 | f_TC_pcuif_fh_check_pkt_ass(valueof(info_ind), valueof(fp)); |
| 2400 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2401 | } |
| 2402 | |
| 2403 | /* Make sure that Packet Downlink Assignment contains hopping parameters */ |
| 2404 | testcase TC_pcuif_fh_pkt_ass_dl() runs on RAW_PCU_Test_CT { |
| 2405 | var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default; |
| 2406 | var octetstring data := f_rnd_octstring(10); |
| 2407 | var GprsMS ms := valueof(t_GprsMS_def); |
| 2408 | var RlcmacDlBlock dl_block; |
| 2409 | var uint32_t poll_fn; |
| 2410 | |
Vadim Yanitskiy | ef0c1b5 | 2020-09-05 21:32:18 +0700 | [diff] [blame] | 2411 | /* Enable frequency hopping on TRX0/TS7 */ |
| 2412 | info_ind.trx.v10[0].ts[7] := f_TC_pcuif_fh_params_gen(33); |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2413 | |
| 2414 | /* Initialize NS/BSSGP side */ |
| 2415 | f_init_bssgp(); |
| 2416 | |
| 2417 | /* Initialize the PCU interface abstraction */ |
| 2418 | f_init_raw(testcasename(), info_ind); |
| 2419 | |
| 2420 | /* Establish BSSGP connection to the PCU */ |
| 2421 | f_bssgp_establish(); |
| 2422 | f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli); |
| 2423 | |
| 2424 | /* Establish an Uplink TBF */ |
| 2425 | f_ms_establish_ul_tbf(ms); |
| 2426 | |
| 2427 | /* Send an Uplink block, so this TBF becomes "active" */ |
| 2428 | f_ms_tx_ul_data_block(ms, data, with_tlli := true); |
| 2429 | |
| 2430 | /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */ |
| 2431 | f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, poll_fn); |
| 2432 | f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), poll_fn); |
| 2433 | |
| 2434 | /* SGSN sends some DL data, PCU will assign Downlink resource on PACCH */ |
| 2435 | BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data)); |
| 2436 | |
| 2437 | /* Expect an RLC/MAC block with Packet Downlink Assignment on PACCH (see 11.2.29) */ |
| 2438 | dl_block := f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS); |
| 2439 | var PacketDlAssignment da := dl_block.ctrl.payload.u.dl_assignment; |
| 2440 | |
| 2441 | /* This is an optional IE, so it's worth to check its presence */ |
| 2442 | if (not ispresent(da.freq_par)) { |
| 2443 | setverdict(fail, "Frequency Parameters IE is not present"); |
| 2444 | f_shutdown(__BFILE__, __LINE__); |
| 2445 | } |
| 2446 | |
| 2447 | f_TC_pcuif_fh_check_pkt_ass(valueof(info_ind), da.freq_par); |
| 2448 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2449 | } |
| 2450 | |
Vadim Yanitskiy | d53fb67 | 2020-10-09 16:41:02 +0700 | [diff] [blame] | 2451 | /* Check if the IUT handles subsequent INFO.ind messages */ |
| 2452 | testcase TC_pcuif_info_ind_subsequent() runs on RAW_PCU_Test_CT { |
| 2453 | var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default; |
| 2454 | var PCUIF_Message pcu_msg; |
| 2455 | |
| 2456 | /* Initialize the PCU interface abstraction */ |
| 2457 | f_init_raw(testcasename(), info_ind); |
| 2458 | |
| 2459 | /* Send 16 conseqtive INFO.ind messages and check that the IUT stays alive */ |
| 2460 | for (var integer i := 0; i < 16; i := i + 1) { |
| 2461 | BTS.send(ts_PCUIF_INFO_IND(0, info_ind)); |
| 2462 | f_pcuif_rx_data_req(pcu_msg); |
| 2463 | } |
| 2464 | |
| 2465 | f_shutdown(__BFILE__, __LINE__, final := true); |
| 2466 | } |
| 2467 | |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2468 | control { |
| 2469 | execute( TC_pcuif_suspend() ); |
| 2470 | execute( TC_ta_ptcch_idle() ); |
| 2471 | execute( TC_ta_rach_imm_ass() ); |
| 2472 | execute( TC_ta_idle_dl_tbf_ass() ); |
| 2473 | execute( TC_ta_ptcch_ul_multi_tbf() ); |
| 2474 | execute( TC_cs_lqual_ul_tbf() ); |
| 2475 | execute( TC_cs_initial_ul() ); |
| 2476 | execute( TC_cs_max_ul() ); |
| 2477 | execute( TC_t3169() ); |
| 2478 | execute( TC_t3193() ); |
Pau Espin Pedrol | 487d634 | 2020-05-14 19:22:33 +0200 | [diff] [blame] | 2479 | execute( TC_countdown_procedure() ); |
Pau Espin Pedrol | fb2301e | 2020-06-30 20:46:54 +0200 | [diff] [blame] | 2480 | execute( TC_ul_all_sizes() ); |
Pau Espin Pedrol | 5e6844d | 2020-07-01 17:24:02 +0200 | [diff] [blame] | 2481 | execute( TC_ul_data_toolong_fills_padding() ); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2482 | execute( TC_mo_ping_pong() ); |
| 2483 | execute( TC_mo_ping_pong_with_ul_racap() ); |
Pau Espin Pedrol | 0c0bf87 | 2020-05-14 15:50:49 +0200 | [diff] [blame] | 2484 | execute( TC_force_two_phase_access() ); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2485 | execute( TC_mt_ping_pong() ); |
| 2486 | execute( TC_mt_ping_pong_with_dl_racap() ); |
Pau Espin Pedrol | e1195bb | 2020-07-07 13:27:18 +0200 | [diff] [blame] | 2487 | execute( TC_ul_intermediate_retrans() ); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2488 | execute( TC_imm_ass_dl_block_retrans() ); |
Vadim Yanitskiy | 71238c1 | 2020-05-11 03:48:06 +0700 | [diff] [blame] | 2489 | execute( TC_dl_flow_more_blocks() ); |
Pau Espin Pedrol | e1195bb | 2020-07-07 13:27:18 +0200 | [diff] [blame] | 2490 | execute( TC_ul_flow_multiple_llc_blocks() ); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2491 | execute( TC_paging_cs_from_bts() ); |
| 2492 | execute( TC_paging_cs_from_sgsn_sign_ptmsi() ); |
| 2493 | execute( TC_paging_cs_from_sgsn_sign() ); |
| 2494 | execute( TC_paging_cs_from_sgsn_ptp() ); |
| 2495 | execute( TC_paging_ps_from_sgsn_sign_ptmsi() ); |
| 2496 | execute( TC_paging_ps_from_sgsn_sign() ); |
| 2497 | execute( TC_paging_ps_from_sgsn_ptp() ); |
Pau Espin Pedrol | c03eb12 | 2020-08-27 18:54:24 +0200 | [diff] [blame] | 2498 | execute( TC_bssgp_dl_unitdata_with_valid_imsi() ); |
| 2499 | execute( TC_bssgp_dl_unitdata_with_invalid_imsi() ); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2500 | |
| 2501 | /* EGPRS specific test cases */ |
| 2502 | execute( TC_egprs_pkt_chan_req_signalling() ); |
| 2503 | execute( TC_egprs_pkt_chan_req_one_phase() ); |
| 2504 | execute( TC_egprs_pkt_chan_req_two_phase() ); |
Vadim Yanitskiy | 4f56d32 | 2020-05-22 20:15:48 +0700 | [diff] [blame] | 2505 | execute( TC_egprs_pkt_chan_req_reject_content() ); |
Vadim Yanitskiy | 7e06c25 | 2020-05-22 20:48:53 +0700 | [diff] [blame] | 2506 | execute( TC_egprs_pkt_chan_req_reject_emergency() ); |
Vadim Yanitskiy | c4324ff | 2020-05-22 21:53:58 +0700 | [diff] [blame] | 2507 | execute( TC_egprs_pkt_chan_req_reject_exhaustion() ); |
Pau Espin Pedrol | 42acafc | 2020-05-14 15:18:38 +0200 | [diff] [blame] | 2508 | |
| 2509 | execute( TC_mo_ping_pong_with_ul_racap_egprs_only() ); |
Vadim Yanitskiy | 94fe83e | 2020-07-20 04:03:13 +0700 | [diff] [blame] | 2510 | |
| 2511 | /* Frequency hopping specific test cases */ |
| 2512 | if (PCUIF_Types.mp_pcuif_version >= 10) { |
| 2513 | /* Immediate Assignment on AGCH/PCH */ |
| 2514 | execute( TC_pcuif_fh_imm_ass_ul_egprs() ); |
| 2515 | execute( TC_pcuif_fh_imm_ass_ul() ); |
| 2516 | execute( TC_pcuif_fh_imm_ass_dl() ); |
| 2517 | /* Packet Uplink/Downlink Assignment on PACCH */ |
| 2518 | execute( TC_pcuif_fh_pkt_ass_ul() ); |
| 2519 | execute( TC_pcuif_fh_pkt_ass_dl() ); |
| 2520 | } |
Vadim Yanitskiy | d53fb67 | 2020-10-09 16:41:02 +0700 | [diff] [blame] | 2521 | |
| 2522 | execute( TC_pcuif_info_ind_subsequent() ); |
Pau Espin Pedrol | 8dd59fb | 2020-04-29 15:08:16 +0200 | [diff] [blame] | 2523 | } |
| 2524 | |
| 2525 | |
| 2526 | |
| 2527 | |
| 2528 | |
| 2529 | |
Harald Welte | a419df2 | 2019-03-21 17:23:04 +0100 | [diff] [blame] | 2530 | } |