Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 1 | /* GPRS RLC/MAC Control Messages as per 3GPP TS 44.060 manually transcribed from the CSN.1 syntax, as no CSN.1 |
| 2 | * tool for Eclipse TITAN could be found. Implements only the minimum necessary messages for Osmocom teseting |
| 3 | * purposes. |
| 4 | * (C) 2017 by Harald Welte <laforge@gnumonks.org> */ |
| 5 | module RLCMAC_CSN1_Types { |
| 6 | import from General_Types all; |
| 7 | import from Osmocom_Types all; |
| 8 | import from GSM_Types all; |
| 9 | |
| 10 | /* TS 44.060 11.2.0.1 */ |
| 11 | type enumerated RlcmacDlCtrlMsgType { |
| 12 | PACKET_ACCESS_REJECT ('100001'B), |
| 13 | PACKET_CELL_CHANGE_ORDER ('000001'B), |
| 14 | PACKET_DL_ASSIGNMENT ('000010'B), |
| 15 | PACKET_MEASUREMENT_ORDER ('000011'B), |
| 16 | PACKET_PAGING_REQUEST ('100010'B), |
| 17 | PACKET_PDCH_RELEASE ('100011'B), |
| 18 | PACKET_POLLING_REQUEST ('000100'B), |
| 19 | /* TODO */ |
| 20 | PACKET_TBF_RELEASE ('001000'B), |
| 21 | PACKET_UL_ACK_NACK ('001001'B), |
| 22 | PACKET_UL_ASSIGNMENT ('001010'B), |
| 23 | PACKET_DL_DUMMY_CTRL ('100101'B) |
| 24 | } with { variant "FIELDLENGTH(6)" }; |
| 25 | |
| 26 | /* TS 44.060 11.2.0.2 */ |
| 27 | type enumerated RlcmacUlCtrlMsgType { |
| 28 | PACKET_CELL_CHANGE_FEATURE ('000000'B), |
| 29 | PACKET_CONTROL_ACK ('000001'B), |
| 30 | PACKET_DL_ACK_NACK ('000010'B), |
| 31 | PACKET_UL_DUMMY_CTRL ('000011'B), |
| 32 | PACKET_MEASUREMENT_REPORT ('000100'B), |
| 33 | PACKET_ENH_MEASUREMENT_REPORT ('001010'B), |
| 34 | PACKET_RESOURCE_REQUEST ('000101'B), |
| 35 | PACKET_MOBILE_TBF_STATUS ('000110'B), |
| 36 | PACKET_PSI_STATUS ('000111'B), |
| 37 | PACKET_EGPRS_DL_ACK_NACK ('001000'B), |
| 38 | PACKET_PAUSE ('001001'B), |
| 39 | ADDITIONAL_MS_RA_CAPABILITIES ('001011'B), |
| 40 | PACKET_CELL_CANGE_NOTIFICATION ('001100'B), |
| 41 | PACKET_SI_STATUS ('001101'B), |
| 42 | PACKET_CS_REQUEST ('001110'B), |
| 43 | MBMS_SERVICE_REQUEST ('001111'B), |
| 44 | MBMS_DL_ACK_NACK ('010000'B) |
| 45 | } with { variant "FIELDLENGTH(6)" }; |
| 46 | |
| 47 | type record NullGlobalTfi { |
| 48 | BIT1 presence ('0'B), |
| 49 | GlobalTfi global_tfi |
| 50 | } with { variant "" }; |
| 51 | |
| 52 | type record TenTlli { |
| 53 | BIT2 presence ('10'B), |
| 54 | GprsTlli tlli |
Harald Welte | acc93ab | 2018-03-02 21:39:09 +0100 | [diff] [blame] | 55 | } with { variant "" |
| 56 | variant (tlli) "BYTEORDER(first)" |
| 57 | }; |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 58 | |
| 59 | type union GlobalTfiOrTlli { |
| 60 | NullGlobalTfi global_tfi, |
| 61 | TenTlli tlli |
| 62 | }; |
| 63 | |
| 64 | /* 11.2.7 Packet Downlink Assignment */ |
| 65 | type record PacketDlAssignment { |
| 66 | PageMode page_mode, |
| 67 | BIT1 pres1, |
| 68 | PersistenceLevels persistence_levels optional, |
| 69 | GlobalTfiOrTlli tfi_or_tlli |
| 70 | /* TODO */ |
| 71 | } with { |
| 72 | variant (persistence_levels) "PRESENCE(pres1 = '1'B)" |
| 73 | }; |
| 74 | |
| 75 | /* 11.2.29 Packet Uplink Assignment */ |
| 76 | type record O_Gtfi { |
| 77 | BIT1 presence ('0'B), |
| 78 | GlobalTfi global_tfi |
| 79 | } with { variant "" }; |
| 80 | type record IO_Tlli { |
| 81 | BIT2 presence ('10'B), |
| 82 | GprsTlli tlli |
Harald Welte | acc93ab | 2018-03-02 21:39:09 +0100 | [diff] [blame] | 83 | } with { variant "" |
| 84 | variant (tlli) "BYTEORDER(first)" |
| 85 | }; |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 86 | type record IIO_Tqi { |
| 87 | BIT3 presence ('110'B), |
| 88 | PacketRequestReference pkt_req_ref |
| 89 | } with { variant "" }; |
| 90 | type union PktUlAssUnion { |
| 91 | O_Gtfi global_tfi, |
| 92 | IO_Tlli tlli, |
| 93 | IIO_Tqi tqi |
| 94 | } with { |
| 95 | variant "TAG(global_tfi, presence = '0'B; |
| 96 | tlli, presence = '10'B; |
| 97 | tqi, presence = '110'B)" |
| 98 | }; |
| 99 | type record DynamicAllocation { |
| 100 | BIT1 extd_dyn_alloc, |
| 101 | BIT1 p0_present, |
| 102 | uint4_t p0 optional, |
| 103 | BIT1 pr_mode optional, |
| 104 | BIT1 usf_granularity, |
| 105 | BIT1 ul_tfi_ass_present, |
| 106 | uint5_t ul_tfi_assignment optional, |
| 107 | BIT1 reserved ('0'B), |
| 108 | BIT1 tbf_starting_time_present, |
| 109 | StartingFnDesc tbf_starting_time optional, |
| 110 | TsAllocationUnion ts_allocation |
| 111 | } with { |
| 112 | variant (p0) "PRESENCE(p0_present = '1'B)" |
| 113 | variant (pr_mode) "PRESENCE(p0_present = '1'B)" |
| 114 | variant (ul_tfi_assignment) "PRESENCE(ul_tfi_ass_present = '1'B)" |
| 115 | variant (tbf_starting_time) "PRESENCE(tbf_starting_time_present = '1'B)" |
| 116 | }; |
| 117 | type record TsAllocationTs { |
| 118 | BIT1 presence, |
| 119 | uint3_t usf_tn optional |
| 120 | } with { |
| 121 | variant (usf_tn) "PRESENCE(presence = '1'B)" |
| 122 | }; |
| 123 | type record length(8) of TsAllocationTs TsAllocationTsArr; |
| 124 | type record TnGamma { |
| 125 | BIT1 presence, |
| 126 | uint3_t usf_tn optional, |
| 127 | uint5_t gamma_tn optional |
| 128 | } with { |
| 129 | variant (usf_tn) "PRESENCE(presence = '1'B)" |
| 130 | variant (gamma_tn) "PRESENCE(presence = '1'B)" |
| 131 | }; |
| 132 | type record length(8) of TnGamma TnGamma8; |
| 133 | type record TsAllocationPwr { |
| 134 | uint4_t alpha, |
| 135 | TnGamma tn_gamma |
| 136 | } with { variant "" }; |
| 137 | type record TsAllocationUnion { |
| 138 | BIT1 presence, |
| 139 | TsAllocationTsArr ts optional, |
| 140 | TsAllocationPwr ts_with_pwr optional |
| 141 | } with { |
| 142 | variant (ts) "PRESENCE(presence = '0'B)" |
| 143 | variant (ts_with_pwr) "PRESENCE(presence = '1'B)" |
| 144 | }; |
| 145 | type record SingleBlockAllocation { |
| 146 | uint3_t timeslot_nr, |
| 147 | BIT1 alpha_present, |
| 148 | uint4_t alpha optional, |
| 149 | uint5_t gamma_tn, |
| 150 | BIT1 p0_present, |
| 151 | uint4_t p0 optional, |
| 152 | BIT1 reserved ('0'B) optional, |
| 153 | BIT1 pr_mode optional, |
| 154 | StartingFnDesc tbf_starting_time |
| 155 | } with { |
| 156 | variant (alpha) "PRESENCE(alpha_present = '1'B)" |
| 157 | variant (p0) "PRESENCE(p0_present = '1'B)" |
| 158 | variant (reserved) "PRESENCE(p0_present = '1'B)" |
| 159 | variant (pr_mode) "PRESENCE(p0_present = '1'B)" |
| 160 | }; |
| 161 | type record PktUlAssGprs { |
| 162 | ChCodingCommand ch_coding_cmd, |
| 163 | BIT1 tlli_block_chan_coding, |
| 164 | PacketTimingAdvance pkt_ta, |
| 165 | BIT1 freq_par_present, |
| 166 | FrequencyParameters freq_par optional, |
| 167 | BIT2 alloc_present, |
| 168 | DynamicAllocation dyn_block_alloc optional, |
| 169 | SingleBlockAllocation sgl_block_alloc optional |
| 170 | } with { |
| 171 | variant (freq_par) "PRESENCE(freq_par_present = '1'B)" |
| 172 | variant (dyn_block_alloc) "PRESENCE(alloc_present = '01'B)" |
| 173 | variant (sgl_block_alloc) "PRESENCE(alloc_present = '10'B)" |
| 174 | }; |
| 175 | type record PacketUlAssignment { |
| 176 | PageMode page_mode, |
| 177 | BIT1 persistence_levels_present, |
| 178 | PersistenceLevels persistence_levels optional, |
| 179 | PktUlAssUnion identity, |
| 180 | BIT1 is_egprs, /* msg escape */ |
| 181 | PktUlAssGprs gprs optional |
| 182 | } with { |
| 183 | variant (persistence_levels) "PRESENCE(persistence_levels_present = '1'B)" |
| 184 | variant (gprs) "PRESENCE(is_egprs = '0'B)" |
| 185 | }; |
| 186 | |
| 187 | /* 11.2.10 Packet Paging Request */ |
| 188 | type record MobileIdentityLV { |
| 189 | uint4_t len, |
| 190 | octetstring mobile_id |
| 191 | } with { variant (len) "LENGTHTO(mobile_id)" }; |
| 192 | type record PageInfoPs { |
| 193 | BIT1 presence ('0'B), |
| 194 | BIT1 ptmsi_or_mobile_id, |
| 195 | GsmTmsi ptmsi optional, |
| 196 | MobileIdentityLV mobile_identity optional |
| 197 | } with { |
| 198 | variant (ptmsi) "PRESENCE(ptmsi_or_mobile_id = '0'B)" |
| 199 | variant (mobile_identity) "PRESENCE(ptmsi_or_mobile_id = '1'B)" |
| 200 | }; |
| 201 | type record PageInfoCs { |
| 202 | BIT1 presence ('1'B), |
| 203 | BIT1 tmsi_or_mobile_id, |
| 204 | GsmTmsi tmsi optional, |
| 205 | MobileIdentityLV mobile_identity optional, |
| 206 | ChannelNeeded chan_needed, |
| 207 | BIT1 emlpp_prio_present, |
| 208 | uint3_t emlpp_prio optional |
| 209 | } with { |
| 210 | variant (tmsi) "PRESENCE(tmsi_or_mobile_id = '0'B)" |
| 211 | variant (mobile_identity) "PRESENCE(tmsi_or_mobile_id = '1'B)" |
| 212 | variant (emlpp_prio) "PRESENCE(emlpp_prio_present = '1'B)" |
| 213 | }; |
| 214 | type union PageInfo { |
| 215 | PageInfoPs ps, |
| 216 | PageInfoCs cs |
| 217 | }; |
| 218 | type record PacketPagingReq { |
| 219 | PageMode page_mode, |
| 220 | BIT1 persistence_levels_present, |
| 221 | PersistenceLevels persistence_levels optional, |
| 222 | BIT1 nln_present, |
| 223 | uint2_t nln optional |
| 224 | /* TODO: Repeated PageInfo */ |
| 225 | } with { |
| 226 | variant (persistence_levels) "PRESENCE(persistence_levels_present = '1'B)" |
| 227 | variant (nln) "PRESENCE(nln_present = '1'B)" |
| 228 | }; |
| 229 | |
| 230 | /* 11.2.28 Uplink Ack/Nack */ |
| 231 | type enumerated ChCodingCommand { |
| 232 | CH_CODING_CS1 ('00'B), |
| 233 | CH_CODING_CS2 ('01'B), |
| 234 | CH_CODING_CS3 ('10'B), |
| 235 | CH_CODING_CS4 ('11'B) |
| 236 | } with { variant "FIELDLENGTH(2)" }; |
| 237 | type record UlAckNackGprs { |
| 238 | ChCodingCommand ch_coding_cmd, |
| 239 | AckNackDescription ack_nack_desc, |
| 240 | BIT1 cont_res_tlli_present, |
| 241 | GprsTlli cont_res_tlli optional, |
| 242 | BIT1 pkt_ta_present, |
| 243 | PacketTimingAdvance pkt_ta optional, |
| 244 | BIT1 pwr_ctrl_present, |
| 245 | PowerControlParameters pwr_ctrl optional |
| 246 | /* TODO: Extension Bits, Rel5 ,... */ |
| 247 | } with { |
| 248 | variant (cont_res_tlli) "PRESENCE(cont_res_tlli_present = '1'B)" |
| 249 | variant (pkt_ta) "PRESENCE(pkt_ta_present = '1'B)" |
| 250 | variant (pwr_ctrl) "PRESENCE(pwr_ctrl_present = '1'B)" |
Harald Welte | acc93ab | 2018-03-02 21:39:09 +0100 | [diff] [blame] | 251 | variant (cont_res_tlli) "BYTEORDER(first)" |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 252 | }; |
| 253 | type record PacketUlAckNack { |
| 254 | PageMode page_mode, |
| 255 | BIT2 msg_excape ('00'B), |
| 256 | uint5_t uplink_tfi, |
| 257 | BIT1 is_egprs ('0'B), /* msg escape */ |
| 258 | UlAckNackGprs gprs optional |
| 259 | /* TODO: EGPRS */ |
| 260 | } with { variant (gprs) "PRESENCE(is_egprs = '0'B)" }; |
| 261 | |
| 262 | /* 11.2.8 Packet Downlink Dummy Control Block */ |
| 263 | type record PacketDlDummy { |
| 264 | PageMode page_mode, |
| 265 | BIT1 persistence_levels_present, |
| 266 | PersistenceLevels persistence_levels optional |
| 267 | } with { |
| 268 | variant (persistence_levels) "PRESENCE(persistence_levels_present = '1'B)" |
| 269 | }; |
| 270 | |
| 271 | /* 11.2.0.1 */ |
| 272 | type union RlcmacDlCtrlUnion { |
| 273 | PacketDlAssignment dl_assignment, |
| 274 | PacketUlAssignment ul_assignment, |
| 275 | PacketPagingReq paging, |
| 276 | PacketUlAckNack ul_ack_nack, |
Harald Welte | 422f072 | 2017-08-01 00:27:06 +0200 | [diff] [blame] | 277 | PacketDlDummy dl_dummy, |
| 278 | octetstring other |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 279 | } with { variant "" }; |
| 280 | |
| 281 | type record RlcmacDlCtrlMsg { |
| 282 | RlcmacDlCtrlMsgType msg_type, |
| 283 | RlcmacDlCtrlUnion u |
| 284 | } with { |
| 285 | variant (u) "CROSSTAG(dl_assignment, msg_type = PACKET_DL_ASSIGNMENT; |
| 286 | ul_assignment, msg_type = PACKET_UL_ASSIGNMENT; |
| 287 | paging, msg_type = PACKET_PAGING_REQUEST; |
| 288 | ul_ack_nack, msg_type = PACKET_UL_ACK_NACK; |
Harald Welte | 422f072 | 2017-08-01 00:27:06 +0200 | [diff] [blame] | 289 | dl_dummy, msg_type = PACKET_DL_DUMMY_CTRL; |
| 290 | other, OTHERWISE |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 291 | )" |
| 292 | }; |
| 293 | |
| 294 | external function enc_RlcmacDlCtrlMsg(in RlcmacDlCtrlMsg si) return octetstring |
| 295 | with { extension "prototype(convert) encode(RAW)" }; |
| 296 | external function dec_RlcmacDlCtrlMsg(in octetstring stream) return RlcmacDlCtrlMsg |
| 297 | with { extension "prototype(convert) decode(RAW)" }; |
| 298 | |
| 299 | |
| 300 | /* 11.2.6 Packet Downlikn Ack/Nack */ |
| 301 | type record ILevel { |
| 302 | BIT1 presence, |
| 303 | uint4_t i_level optional |
| 304 | } with { variant (i_level) "PRESENCE(presence = '1'B)" }; |
| 305 | type record length(8) of ILevel ILevels; |
| 306 | type record ChannelQualityReport { |
| 307 | uint6_t c_value, |
| 308 | uint3_t rxqual, |
| 309 | uint6_t sign_var, |
| 310 | ILevels i_levels |
| 311 | } with { variant "" }; |
| 312 | type record PacketDlAckNack { |
| 313 | uint5_t dl_tfi, |
| 314 | AckNackDescription ack_nack_desc, |
| 315 | BIT1 chreq_desc_presence, |
| 316 | ChannelReqDescription chreq_desc optional, |
| 317 | ChannelQualityReport ch_qual_rep |
| 318 | } with { variant "" }; |
| 319 | |
| 320 | /* 11.2.2 Packet Control Acknowledgement */ |
| 321 | type enumerated CtrlAck { |
| 322 | MS_RCVD_TWO_RLC_SAME_RTI_DIFF_RBSN_NEW_TFI ('00'B), |
| 323 | MS_RCVD_RBSN1_NO_RBSN0 ('01'B), |
| 324 | MS_RCVD_RBSN0_NO_RBSN1 ('10'B), |
| 325 | MS_RCVD_TWO_RLC_SAME_RTI_DIFF_RBSN ('11'B) |
| 326 | } with { variant "FIELDLENGTH(2)" }; |
| 327 | type record PacketCtrlAck { |
| 328 | GprsTlli tlli, |
| 329 | CtrlAck ctrl_ack |
| 330 | /* TODO: Rel5 additions */ |
Harald Welte | acc93ab | 2018-03-02 21:39:09 +0100 | [diff] [blame] | 331 | } with { variant "" |
| 332 | variant (tlli) "BYTEORDER(first)" |
| 333 | }; |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 334 | |
| 335 | /* 1.2.8b Packet Uplink Dummy Control Block */ |
| 336 | type record PacketUlDummy { |
| 337 | GprsTlli tlli |
Harald Welte | acc93ab | 2018-03-02 21:39:09 +0100 | [diff] [blame] | 338 | } with { variant "" |
| 339 | variant (tlli) "BYTEORDER(first)" |
| 340 | }; |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 341 | |
| 342 | /* 11.2.0.2 */ |
| 343 | type union RlcmacUlCtrlUnion { |
| 344 | PacketCtrlAck ctrl_ack, |
| 345 | PacketDlAckNack dl_ack_nack, |
Harald Welte | 422f072 | 2017-08-01 00:27:06 +0200 | [diff] [blame] | 346 | PacketUlDummy ul_dummy, |
| 347 | octetstring other |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 348 | } with { variant "" }; |
| 349 | |
| 350 | type record RlcmacUlCtrlMsg { |
| 351 | RlcmacUlCtrlMsgType msg_type, |
| 352 | RlcmacUlCtrlUnion u |
| 353 | } with { |
| 354 | variant (u) "CROSSTAG(ctrl_ack, msg_type = PACKET_CONTROL_ACK; |
| 355 | dl_ack_nack, msg_type = PACKET_DL_ACK_NACK; |
Harald Welte | 422f072 | 2017-08-01 00:27:06 +0200 | [diff] [blame] | 356 | ul_dummy, msg_type = PACKET_UL_DUMMY_CTRL; |
| 357 | other, OTHERWISE |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 358 | )" |
| 359 | }; |
| 360 | |
| 361 | external function enc_RlcmacUlCtrlMsg(in RlcmacUlCtrlMsg si) return octetstring |
| 362 | with { extension "prototype(convert) encode(RAW)" }; |
| 363 | external function dec_RlcmacUlCtrlMsg(in octetstring stream) return RlcmacUlCtrlMsg |
| 364 | with { extension "prototype(convert) decode(RAW)" }; |
| 365 | |
| 366 | type bitstring ReceivedBlockBitmap length(64) with { variant "BYTEORDER(last)" }; |
| 367 | |
| 368 | /* 12.3 Ack/Nack Description */ |
| 369 | type record AckNackDescription { |
| 370 | BIT1 final_ack, |
| 371 | uint7_t starting_seq_nr, |
| 372 | ReceivedBlockBitmap receive_block_bitmap |
| 373 | } with { variant "" }; |
| 374 | |
| 375 | /* 12.7 Channel Request Description */ |
| 376 | type enumerated RlcMode { |
| 377 | RLC_MODE_ACKNOWLEDGED (0), |
| 378 | RLC_MODE_UNACKNOWLEDGED (1) |
| 379 | } with { variant "FIELDLENGTH(1)" }; |
| 380 | type enumerated LlcPduType { |
| 381 | LLC_PDU_IS_SACK_OR_ACK (0), |
| 382 | LLC_PDU_IS_NOT_SACK_OR_ACK (1) |
| 383 | } with { variant "FIELDLENGTH(1)" }; |
| 384 | type record ChannelReqDescription { |
| 385 | uint4_t peak_tput_class, |
| 386 | uint2_t priority, |
| 387 | RlcMode rlc_mode, |
| 388 | LlcPduType llc_pdu_type, |
| 389 | uint16_t RlcOctetCount |
| 390 | } with { variant "" }; |
| 391 | |
| 392 | /* 12.8 Frequency Parameters */ |
| 393 | type record FreqIndirect { |
| 394 | uint6_t maio, |
| 395 | uint4_t ma_number, |
| 396 | BIT1 change_mark1_present, |
| 397 | uint2_t change_mark1 optional, |
| 398 | BIT1 change_mark2_present, |
| 399 | uint2_t change_mark2 optional |
| 400 | } with { |
| 401 | variant (change_mark1) "PRESENCE(change_mark1_present = '1'B)" |
| 402 | variant (change_mark2) "PRESENCE(change_mark2_present = '1'B)" |
| 403 | }; |
| 404 | type record FreqDirect1 { |
| 405 | uint6_t maio, |
| 406 | GprsMobileAllication mobile_allocation |
| 407 | } |
| 408 | type record FreqDirect2 { |
| 409 | uint6_t maio, |
| 410 | uint6_t hsn, |
| 411 | uint4_t ma_freq_len, |
| 412 | octetstring m1_freq_list |
| 413 | } with { |
| 414 | /* FIXME: this can not be expressed in TTCN-3 ?!? */ |
| 415 | //variant (ma_freq_len) "LENGTHTO(m1_freq_list)+3" |
| 416 | variant (ma_freq_len) "LENGTHTO(m1_freq_list)" |
| 417 | }; |
| 418 | type record FrequencyParameters { |
| 419 | uint3_t tsc, |
| 420 | BIT2 presence, |
| 421 | uint10_t arfcn optional, |
| 422 | FreqIndirect indirect optional, |
| 423 | FreqDirect1 direct1 optional, |
| 424 | FreqDirect2 direct2 optional |
| 425 | } with { |
| 426 | variant (arfcn) "PRESENCE(presence = '00'B)" |
| 427 | variant (indirect) "PRESENCE(presence = '01'B)" |
| 428 | variant (direct1) "PRESENCE(presence = '10'B)" |
| 429 | variant (direct2) "PRESENCE(presence = '11'B)" |
| 430 | }; |
| 431 | |
| 432 | /* 12.10 Global TFI */ |
| 433 | type record GlobalTfi { |
| 434 | boolean is_dl_tfi, |
| 435 | uint5_t tfi |
| 436 | } with { variant (is_dl_tfi) "FIELDLENGTH(1)" }; |
| 437 | |
| 438 | /* 12.10a GPRS Mobile Allocation */ |
| 439 | type record RflNumberList { |
| 440 | uint4_t rfl_number, |
| 441 | BIT1 presence, |
| 442 | RflNumberList rfl_number_list optional |
| 443 | } with { |
| 444 | variant (rfl_number_list) "PRESENCE(presence = '1'B)" |
| 445 | }; |
| 446 | type record GprsMobileAllication { |
| 447 | uint6_t hsn, |
| 448 | BIT1 rfl_number_list_present, |
| 449 | RflNumberList rfl_number_list optional, |
| 450 | BIT1 ma_present, |
| 451 | uint6_t ma_length optional, |
| 452 | bitstring ma_bitmap optional |
| 453 | /* TODO: ARFCN index list */ |
| 454 | } with { |
| 455 | variant (rfl_number_list) "PRESENCE(rfl_number_list_present = '1'B)" |
| 456 | variant (ma_length) "PRESENCE(ma_present = '0'B)" |
| 457 | variant (ma_bitmap) "PRESENCE(ma_present = '0'B)" |
| 458 | /* FIXME: this can not be expressed in TTCN-3 ?!? */ |
| 459 | //variant (ma_length) "LENGTHTO(ma_bitmap)+1" |
| 460 | variant (ma_length) "LENGTHTO(ma_bitmap)" |
| 461 | } |
| 462 | |
| 463 | /* 12.11 Packet Request Reference */ |
| 464 | type record PacketRequestReference { |
| 465 | uint11_t ra_info, |
| 466 | uint16_t frame_nr |
| 467 | } with { variant "" }; |
| 468 | |
| 469 | /* 12.12 Packet Timing Advance */ |
| 470 | type record PacketTimingAdvance { |
| 471 | BIT1 val_present, |
| 472 | uint6_t val optional, |
| 473 | BIT1 idx_present, |
| 474 | uint4_t idx optional, |
| 475 | uint3_t timeslot_nr optional |
| 476 | } with { |
| 477 | variant (val) "PRESENCE(val_present = '1'B)" |
| 478 | variant (idx) "PRESENCE(idx_present = '1'B)" |
| 479 | variant (timeslot_nr) "PRESENCE(idx_present = '1'B)" |
| 480 | }; |
| 481 | |
| 482 | /* 12.13 Power Control Parameters */ |
| 483 | type record ZeroOneGamma { |
| 484 | BIT1 gamma_present, |
| 485 | uint5_t gamma |
| 486 | } with { |
| 487 | variant (gamma) "PRESENCE (gamma_present = '1'B)" |
| 488 | }; |
| 489 | type record length(8) of ZeroOneGamma ZeroOneGammas; |
| 490 | type record PowerControlParameters { |
| 491 | uint4_t alpha, |
| 492 | ZeroOneGammas gamma |
| 493 | } with { variant "" }; |
| 494 | |
| 495 | /* 12.14 Persistence Level */ |
| 496 | type record length(4) of uint4_t PersistenceLevels; |
| 497 | |
| 498 | /* 12.20 Page Mode */ |
| 499 | type enumerated PageMode { |
| 500 | PAGE_MODE_NORMAL ('00'B), |
| 501 | PAGE_MODE_EXTENDED ('01'B), |
| 502 | PAGE_MODE_REORG ('10'B), |
| 503 | PAGE_MODE_SAME ('11'B) |
| 504 | } with { variant "FIELDLENGTH(2)" }; |
| 505 | |
| 506 | /* 12.21 Starting Frame Number */ |
| 507 | type record StartingFnDesc { |
| 508 | BIT1 presence, |
| 509 | uint16_t absolute_starting_time optional, |
| 510 | uint13_t relative_k optional |
| 511 | } with { |
| 512 | variant (absolute_starting_time) "PRESENCE(presence = '0'B)" |
| 513 | variant (relative_k) "PRESENCE(presence = '1'B)" |
| 514 | }; |
| 515 | |
Harald Welte | 7024baa | 2018-03-02 23:37:51 +0100 | [diff] [blame] | 516 | template (value) RlcmacUlCtrlMsg ts_RlcMacUlCtrl_PKT_CTRL_ACK(GprsTlli tlli, |
| 517 | CtrlAck ack := MS_RCVD_TWO_RLC_SAME_RTI_DIFF_RBSN) := { |
| 518 | msg_type := PACKET_CONTROL_ACK, |
| 519 | u := { |
| 520 | ctrl_ack := { |
| 521 | tlli := tlli, |
| 522 | ctrl_ack := ack |
| 523 | } |
| 524 | } |
| 525 | } |
| 526 | |
Harald Welte | b669ee0 | 2018-03-09 12:50:02 +0100 | [diff] [blame] | 527 | private const ILevel iNone := { |
| 528 | presence := '0'B, |
| 529 | i_level := omit |
| 530 | } |
| 531 | private const ChannelQualityReport c_ChQualRep_default := { |
| 532 | c_value := 0, |
| 533 | rxqual := 0, |
| 534 | sign_var := 0, |
| 535 | i_levels := { iNone, iNone, iNone, iNone, iNone, iNone, iNone, iNone } |
| 536 | } |
| 537 | template (value) RlcmacUlCtrlMsg ts_RlcMacUlCtrl_PKT_DL_ACK(uint5_t dl_tfi, |
| 538 | AckNackDescription andesc, |
| 539 | ChannelQualityReport qual_rep := c_ChQualRep_default) := { |
| 540 | msg_type := PACKET_DL_ACK_NACK, |
| 541 | u := { |
| 542 | dl_ack_nack := { |
| 543 | dl_tfi := dl_tfi, |
| 544 | ack_nack_desc := andesc, |
| 545 | chreq_desc_presence := '0'B, |
| 546 | chreq_desc := omit, |
| 547 | ch_qual_rep := qual_rep |
| 548 | } |
| 549 | } |
| 550 | } |
| 551 | |
| 552 | |
Harald Welte | 7024baa | 2018-03-02 23:37:51 +0100 | [diff] [blame] | 553 | |
Harald Welte | 484160b | 2017-07-28 13:30:24 +0200 | [diff] [blame] | 554 | } with { encode "RAW"; variant "FIELDORDER(msb)" variant "BYTEORDER(last)" }; |