832 lines
24 KiB
Plaintext
832 lines
24 KiB
Plaintext
/**
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* GSM Rest Octets definitions as per 3GPP TS 44.018.
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*
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* (C) 2020 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
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* (C) 2020 Vadim Yanitskiy <axilirator@gmail.com>
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* All rights reserved.
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*
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* Released under the terms of GNU General Public License, Version 2 or
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* (at your option) any later version.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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module GSM_RestOctets {
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import from General_Types all;
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import from Osmocom_Types all;
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/* 10.5.2.33b SI 2quater Rest Octets */
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type record SI2quaterRestOctets {
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BIT1 ba_ind,
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BIT1 ba_3g_ind,
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BIT1 mp_change_mark,
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uint4_t si2quater_index,
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uint4_t si2quater_count,
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/* Measurement Parameters Description */
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MeasParamsDescOpt meas_params_desc,
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/* GPRS specific parameters */
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record {
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GPRS_RealTimeDiffDescOpt rt_diff_desc,
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GPRS_BSICDescOpt bsic_desc,
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GPRS_ReportPrioDescOpt rep_prio_desc,
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MeasParamsDescOpt meas_params_desc
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} gprs,
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/* NC Measurement Parameters Description */
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NCMeasParamsOpt nc_meas_params,
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/* SI2quater Extension Information */
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SI2quaterExtInfoOpt ext_info,
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/* 3G Neighbour Cell Description */
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UTRAN_NeighDescOpt utran_neigh_desc,
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/* 3G Measurement Parameters Description */
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UTRAN_MeasParamsDescOpt utran_meas_params_desc,
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/* GPRS 3G Measurement Parameters Description */
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UTRAN_GPRSMeasParamsDescOpt utran_gprs_meas_params_desc,
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/* SI2quater Rel-{5,6,7,8,9,10} Additions (Matrioshka!) */
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SI2quaterAdditions rel_additions
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} with {
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/* The TITAN's RAW encoder generates an octet-aligned octetstring,
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* so we should make sure that unused bits contain proper padding. */
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variant "PADDING(yes), PADDING_PATTERN('00101011'B)"
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};
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type record of SI2quaterRestOctets SI2quaterRestOctetsList;
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/* Measurement Parameters Description */
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private type record MeasParamsDescOpt {
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BIT1 presence, // 0/1
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MeasParamsDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record MeasParamsDesc {
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BIT1 report_type,
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BIT2 serving_band_reporting
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} with { variant "" };
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/* GPRS Real Time Difference Description (not implemented) */
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private type record GPRS_RealTimeDiffDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* GPRS BSIC Description (not implemented) */
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private type record GPRS_BSICDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* GPRS Report Priority Description (not implemented) */
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private type record GPRS_ReportPrioDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* NC (Network Controlled?) Measurement Parameters */
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private type record NCMeasParams {
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/* Network Control Order */
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BIT2 nco,
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BIT1 p_presence,
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NCMeasPeriods p optional
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} with {
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variant (p) "PRESENCE(p_presence = '1'B)"
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};
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/* NC Measurement Periods */
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private type record NCMeasParamsOpt {
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BIT1 presence, // 0/1
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NCMeasParams params optional
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} with {
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variant (params) "PRESENCE(presence = '1'B)"
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};
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private type record NCMeasPeriods {
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BIT3 non_drx_period,
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BIT3 rep_period_i,
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BIT3 rep_period_t
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} with { variant "" };
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/* SI2quater Extersion Information */
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private type record SI2quaterExtInfoOpt {
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BIT1 presence, // 0/1
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SI2quaterExtInfo info optional
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} with {
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variant (info) "PRESENCE(presence = '1'B)"
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};
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private type record SI2quaterExtInfo {
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uint8_t len,
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CCNSupportDescOpt ccn_supp_desc optional,
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bitstring padding /* Octet alignment? */
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} with {
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variant (len) "LENGTHTO(ccn_supp_desc,padding) + 1"
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variant (len) "UNIT(bits)"
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};
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/* CCN Support Description */
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private type record CCNSupportDescOpt {
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BIT1 presence, // 0/1
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CCNSupportDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record CCNSupportDesc {
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uint7_t nr_of_cells,
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bitstring ccn_supported
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} with {
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variant (nr_of_cells) "LENGTHTO(ccn_supported)"
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variant (nr_of_cells) "UNIT(bits)"
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};
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/* 3G Neighbour Cell Description */
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private type record UTRAN_NeighDescOpt {
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BIT1 presence, // 0/1
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UTRAN_NeighDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record UTRAN_NeighDesc {
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BIT1 idx_start_3g_presence,
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uint7_t idx_start_3g optional,
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BIT1 abs_idx_start_emr_presence,
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uint7_t abs_idx_start_emr optional,
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UTRAN_FDDDescOpt fdd_desc,
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UTRAN_TDDDescOpt tdd_desc
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} with {
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variant (idx_start_3g) "PRESENCE(idx_start_3g_presence = '1'B)"
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variant (abs_idx_start_emr) "PRESENCE(abs_idx_start_emr_presence = '1'B)"
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};
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/* UTRAN (3G) FDD/TDD Description (not implementaed).
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*
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* TODO: Repeated UTRAN FDD/TDD Neighbour Cells structure contains a variable length
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* field, that needs to be computed using tables (see 9.1.54.1a and 9.1.54.1b) with
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* magic numbers. This cannot be described uing TITAN's RAW codec attributes. */
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private type record UTRAN_FDDDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record UTRAN_TDDDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* 3G Measurement Parameters Description (not implemented) */
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private type record UTRAN_MeasParamsDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* GPRS 3G Measurement Parameters Description (not implemented) */
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private type record UTRAN_GPRSMeasParamsDescOpt {
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BIT1 presence ('0'B), // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* SI2quater Rel-{5,6,7,8,9,10} Additions */
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private type record SI2quaterAdditions {
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BIT1 rel5_presence, // L/H
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SI2quaterR5Additions rel5 optional
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} with {
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variant (rel5_presence) "CSN.1 L/H"
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variant (rel5) "PRESENCE(rel5_presence = '1'B)"
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};
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/* SI2quater Rel-5 and Rel-{6,7,8,9,10} Additions */
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private type record SI2quaterR5Additions {
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UMTS_AddMeasParamsDescOpt umts_add_meas_params_desc,
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UMTS_AddMeasParamsDesc2Opt umts_add_meas_params_desc2,
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BIT1 rel6_presence, // L/H
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SI2quaterR6Additions rel6 optional
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} with {
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variant (rel6_presence) "CSN.1 L/H"
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variant (rel6) "PRESENCE(rel6_presence = '1'B)"
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};
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/* 3G Additional Measurement Parameters Description */
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private type record UMTS_AddMeasParamsDescOpt {
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BIT1 presence, // 0/1
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UMTS_AddMeasParamsDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record UMTS_AddMeasParamsDesc {
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BIT3 fdd_qmin_offset,
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BIT4 fdd_rscpmin
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} with { variant "" };
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/* 3G Additional Measurement Parameters Description 2 */
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private type record UMTS_AddMeasParamsDesc2Opt {
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BIT1 presence, // 0/1
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UMTS_AddMeasParamsDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record UMTS_AddMeasParamsDesc2 {
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/* FDD Reporting Threshold 2 */
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BIT1 presence, // 0/1
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uint6_t threshold optional
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} with {
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variant (threshold) "PRESENCE(presence = '1'B)"
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};
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/* SI2quater Rel-6 and Rel-{7,8,9,10} Additions */
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private type record SI2quaterR6Additions {
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BIT1 umts_ccn_active,
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BIT1 rel7_presence, // L/H
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SI2quaterR7Additions rel7 optional
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} with {
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variant (rel7_presence) "CSN.1 L/H"
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variant (rel7) "PRESENCE(rel7_presence = '1'B)"
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};
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/* SI2quater Rel-7 and Rel-{8,9,10} Additions */
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private type record SI2quaterR7Additions {
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Rel7RepOffseThresholdOpt rep700,
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Rel7RepOffseThresholdOpt rep810,
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BIT1 rel8_presence, // L/H
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SI2quaterR8Additions rel8 optional
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} with {
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variant (rel8_presence) "CSN.1 L/H"
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variant (rel8) "PRESENCE(rel8_presence = '1'B)"
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};
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/* Additions in Rel-7: Reporting Offset & Threshold */
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private type record Rel7RepOffseThresholdOpt {
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BIT1 presence, // 0/1
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Rel7RepOffseThreshold val optional
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} with {
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variant (val) "PRESENCE(presence = '1'B)"
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};
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private type record Rel7RepOffseThreshold {
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BIT3 offset,
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BIT3 threshold
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} with { variant "" };
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/* SI2quater Rel-8 and Rel-{9,10} Additions */
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private type record SI2quaterR8Additions {
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Rel8PrioEUTRANParamsDescOpt prio_eutran_params_desc,
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Rel8UTRANCSGDescOpt utran_csg_desc,
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Rel8EUTRANCSGDescOpt eutran_csg_desc
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// TODO: Rel9 Additions (not implemented)
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} with { variant "" };
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/* Additions in Rel-8: Priority and E-UTRAN Parameters Description */
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private type record Rel8PrioEUTRANParamsDescOpt {
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BIT1 presence, // 0/1
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Rel8PrioEUTRANParamsDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record Rel8PrioEUTRANParamsDesc {
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ServingCellPrioParamsDescOpt sc_prio_params_desc,
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UTRAN_PrioParamsDescOpt utran_prio_params_desc,
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EUTRAN_ParamsDescOpt eutran_params_desc
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} with { variant "" };
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/* Serving Cell Priority Parameters Description */
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private type record ServingCellPrioParamsDescOpt {
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BIT1 presence, // 0/1
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ServingCellPrioParamsDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record ServingCellPrioParamsDesc {
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uint3_t geran_priority,
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uint4_t thresh_priority_search,
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uint4_t thresh_gsm_low,
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uint2_t h_prio,
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uint2_t t_reselection
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} with { variant "" };
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/* 3G Priority Parameters Description (not implemented) */
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private type record UTRAN_PrioParamsDescOpt {
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BIT1 presence, // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* E-UTRAN Parameters Description */
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private type record EUTRAN_ParamsDescOpt {
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BIT1 presence, // 0/1
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EUTRAN_ParamsDesc desc optional
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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private type record EUTRAN_ParamsDesc {
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BIT1 ccn_active,
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BIT1 e_start,
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BIT1 e_stop,
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/* E-UTRAN Measurement Parameters Description */
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EUTRAN_MeasParamsDescOpt meas_params_desc,
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/* GPRS E-UTRAN Measurement Parameters Description */
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EUTRAN_GPRSMeasParamsDescOpt gprs_meas_params_desc,
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/* { 1 < Repeated E-UTRAN Neighbour Cells > } ** 0 */
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EUTRAN_RepeatedNeighbourCells repeated_neigh_cells optional,
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BIT1 repeated_neigh_cells_term ('0'B),
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/* { 1 < Repeated E-UTRAN Not Allowed Cells > } ** 0 */
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EUTRAN_RepeatedNotAllowedCells repeated_not_allowed_cells optional,
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BIT1 repeated_not_allowed_cells_term ('0'B),
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/* { 1 < Repeated E-UTRAN PCID to TA mapping > } ** 0 */
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EUTRAN_PCID2TAMaps pcid2ta_map_list optional,
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BIT1 pcid2ta_map_list_term ('0'B)
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} with { variant "" };
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/* E-UTRAN Measurement Parameters Description (not implemented) */
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private type record EUTRAN_MeasParamsDescOpt {
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BIT1 presence, // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* GPRS E-UTRAN Measurement Parameters Description (not implemented) */
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private type record EUTRAN_GPRSMeasParamsDescOpt {
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BIT1 presence, // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* Repeated E-UTRAN Neighbour Cells */
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private type record of EUTRAN_NeighbourCells EUTRAN_RepeatedNeighbourCells;
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type record EUTRAN_NeighbourCells {
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BIT1 item_ind ('1'B),
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/* { 1 < Repeated E-UTRAN Neighbour Cells > } ** 0 */
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EUTRAN_CellDescs cell_desc_list optional,
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BIT1 cell_desc_list_term ('0'B),
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BIT1 prio_presence, // 0/1
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uint3_t prio optional,
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uint5_t thresh_high,
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BIT1 thresh_low_presence, // 0/1
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uint5_t thresh_low optional,
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BIT1 qrxlevmin_presence, // 0/1
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uint5_t qrxlevmin optional
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} with {
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variant "PRESENCE(item_ind = '1'B)"
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variant (prio) "PRESENCE(prio_presence = '1'B)"
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variant (thresh_low) "PRESENCE(thresh_low_presence = '1'B)"
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variant (qrxlevmin) "PRESENCE(qrxlevmin_presence = '1'B)"
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};
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/* Repeated E-UTRAN Cell Description (E-ARFCN & Measurement Bandwidth) List */
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type record of EUTRAN_CellDesc EUTRAN_CellDescs;
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type record EUTRAN_CellDesc {
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BIT1 item_ind ('1'B),
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uint16_t e_arfcn,
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BIT1 meas_bw_presence, // 0/1
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uint3_t meas_bw optional
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} with {
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variant "PRESENCE(item_ind = '1'B)"
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variant (meas_bw) "PRESENCE(meas_bw_presence = '1'B)"
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};
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/* Repeated E-UTRAN Not Allowed Cells */
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private type record of EUTRAN_NotAllowedCells EUTRAN_RepeatedNotAllowedCells;
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private type record EUTRAN_NotAllowedCells {
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BIT1 item_ind ('1'B),
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/* FIXME: Not Allowed Cells : < PCID Group IE > (not implemented) */
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BIT1 pcid_group_presence ('0'B),
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/* { 1 < Repeated E-UTRAN_FREQUENCY_INDEX > } ** 0 */
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EUTRAN_FreqIndexes freq_idx_list optional,
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BIT1 freq_idx_list_term ('0'B)
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} with {
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variant "PRESENCE(item_ind = '1'B)"
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};
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/* Repeated E-UTRAN PCID to TA mapping List */
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private type record of EUTRAN_PCID2TAMap EUTRAN_PCID2TAMaps;
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private type record EUTRAN_PCID2TAMap {
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BIT1 item_ind ('1'B),
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/* FIXME: PCID to TA mapping : < PCID Group IE > (not implemented) */
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BIT1 pcid_group_presence ('0'B),
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/* { 1 < Repeated E-UTRAN_FREQUENCY_INDEX > } ** 0 */
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EUTRAN_FreqIndexes freq_idx_list optional,
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BIT1 freq_idx_list_term ('0'B)
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} with {
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variant "PRESENCE(item_ind = '1'B)"
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};
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/* Repeated E-UTRAN Frequency Index List */
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private type record of EUTRAN_FreqIndex EUTRAN_FreqIndexes;
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private type record EUTRAN_FreqIndex {
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BIT1 item_ind ('1'B),
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uint3_t idx
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} with {
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variant "PRESENCE(item_ind = '1'B)"
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};
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/* Additions in Rel-8: 3G CSG Description (not implemented) */
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private type record Rel8UTRANCSGDescOpt {
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BIT1 presence, // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* Additions in Rel-8: E-UTRAN CSG Description (not implemented) */
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private type record Rel8EUTRANCSGDescOpt {
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BIT1 presence, // 0/1
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bitstring desc optional // TODO
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} with {
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variant (desc) "PRESENCE(presence = '1'B)"
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};
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/* Basic any-/omit-matching templates. To be inherited by other templates (see below).
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* The point is that you cannot fit everything into 20 octets, so usually several kinds
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* of SI2quater are being sub-multiplexed by the BTS. This is achieved using both
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* 'si2quater_index' and 'si2quater_count' fields. */
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template SI2quaterRestOctets tra_SI2quaterRestOctets_base := {
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ba_ind := ?,
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ba_3g_ind := ?,
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mp_change_mark := ?,
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si2quater_index := ?,
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si2quater_count := ?,
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meas_params_desc := { presence := ?, desc := * },
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gprs := {
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rt_diff_desc := { presence := ?, desc := * },
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bsic_desc := { presence := ?, desc := * },
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rep_prio_desc := { presence := ?, desc := * },
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meas_params_desc := { presence := ?, desc := * }
|
|
},
|
|
nc_meas_params := { presence := ?, params := * },
|
|
ext_info := { presence := ?, info := * },
|
|
|
|
utran_neigh_desc := { presence := ?, desc := * },
|
|
utran_meas_params_desc := { presence := ?, desc := * },
|
|
utran_gprs_meas_params_desc := { presence := ?, desc := * },
|
|
|
|
rel_additions := ?
|
|
};
|
|
|
|
template SI2quaterRestOctets tro_SI2quaterRestOctets_base := {
|
|
ba_ind := ?,
|
|
ba_3g_ind := ?,
|
|
mp_change_mark := ?,
|
|
si2quater_index := ?,
|
|
si2quater_count := ?,
|
|
|
|
meas_params_desc := { presence := '0'B, desc := omit },
|
|
gprs := {
|
|
rt_diff_desc := { presence := '0'B, desc := omit },
|
|
bsic_desc := { presence := '0'B, desc := omit },
|
|
rep_prio_desc := { presence := '0'B, desc := omit },
|
|
meas_params_desc := { presence := '0'B, desc := omit }
|
|
},
|
|
nc_meas_params := { presence := '0'B, params := omit },
|
|
ext_info := { presence := '0'B, info := omit },
|
|
|
|
utran_neigh_desc := { presence := '0'B, desc := omit },
|
|
utran_meas_params_desc := { presence := '0'B, desc := omit },
|
|
utran_gprs_meas_params_desc := { presence := '0'B, desc := omit },
|
|
|
|
rel_additions := { rel5_presence := CSN1_L, rel5 := omit }
|
|
};
|
|
|
|
template SI2quaterRestOctets tro_SI2quaterRestOctets_rel8_EUTRAN
|
|
modifies tro_SI2quaterRestOctets_base
|
|
:= {
|
|
ba_ind := ?,
|
|
ba_3g_ind := ?,
|
|
mp_change_mark := ?,
|
|
si2quater_index := ?,
|
|
si2quater_count := ?,
|
|
|
|
rel_additions := {
|
|
rel5_presence := CSN1_H,
|
|
rel5 := {
|
|
umts_add_meas_params_desc := { presence := '0'B, desc := omit },
|
|
umts_add_meas_params_desc2 := { presence := '0'B, desc := omit },
|
|
rel6_presence := CSN1_H,
|
|
rel6 := {
|
|
umts_ccn_active := '0'B,
|
|
rel7_presence := CSN1_H,
|
|
rel7 := {
|
|
rep700 := { presence := '0'B, val := omit },
|
|
rep810 := { presence := '0'B, val := omit },
|
|
rel8_presence := CSN1_H,
|
|
rel8 := {
|
|
prio_eutran_params_desc := {
|
|
presence := '1'B,
|
|
desc := {
|
|
sc_prio_params_desc := { presence := '0'B, desc := omit },
|
|
utran_prio_params_desc := { presence := '0'B, desc := omit },
|
|
eutran_params_desc := {
|
|
presence := '1'B,
|
|
desc := {
|
|
ccn_active := ?,
|
|
e_start := ?,
|
|
e_stop := ?,
|
|
meas_params_desc := { presence := '0'B, desc := omit },
|
|
gprs_meas_params_desc := { presence := '0'B, desc := omit },
|
|
repeated_neigh_cells := *,
|
|
repeated_neigh_cells_term := '0'B,
|
|
repeated_not_allowed_cells := omit,
|
|
repeated_not_allowed_cells_term := '0'B,
|
|
pcid2ta_map_list := omit,
|
|
pcid2ta_map_list_term := '0'B
|
|
}
|
|
}
|
|
}
|
|
},
|
|
utran_csg_desc := { presence := '0'B, desc := omit },
|
|
eutran_csg_desc := { presence := '0'B, desc := omit }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
template EUTRAN_CellDesc tr_EUTRAN_CellDesc(template (present) uint16_t e_arfcn := ?,
|
|
template (present) BIT1 meas_bw_presence := ?,
|
|
template uint3_t meas_bw := *)
|
|
:= {
|
|
item_ind := '1'B,
|
|
e_arfcn := e_arfcn,
|
|
meas_bw_presence := meas_bw_presence,
|
|
meas_bw := meas_bw
|
|
}
|
|
|
|
/* Defaults correspond to osmo-bsc cfg:
|
|
* si2quater neighbor-list add earfcn 111 thresh-hi 20 thresh-lo 10 prio 3 qrxlv 22 meas 3
|
|
*/
|
|
template EUTRAN_NeighbourCells tr_EUTRAN_NeighbourCells(template (present) EUTRAN_CellDescs cell_desc_list := { tr_EUTRAN_CellDesc },
|
|
template (present) BIT1 prio_presence := ?,
|
|
template uint3_t prio := *,
|
|
template (present) uint5_t thresh_high := ?,
|
|
template (present) BIT1 thresh_low_presence := ?,
|
|
template uint5_t thresh_low := *,
|
|
template (present) BIT1 qrxlevmin_presence := ?,
|
|
template uint5_t qrxlevmin := *)
|
|
:= {
|
|
item_ind := '1'B,
|
|
cell_desc_list := cell_desc_list,
|
|
cell_desc_list_term := '0'B,
|
|
prio_presence := prio_presence,
|
|
prio := prio,
|
|
thresh_high := thresh_high,
|
|
thresh_low_presence := thresh_low_presence,
|
|
thresh_low := thresh_low,
|
|
qrxlevmin_presence := qrxlevmin_presence,
|
|
qrxlevmin := qrxlevmin
|
|
};
|
|
|
|
template SI2quaterRestOctets tr_SI2quaterRestOctets_EUTRAN(
|
|
template integer index := 0,
|
|
template integer count := 0,
|
|
template EUTRAN_RepeatedNeighbourCells repeated_neigh_cells := { tr_EUTRAN_NeighbourCells }
|
|
) modifies tro_SI2quaterRestOctets_rel8_EUTRAN := {
|
|
si2quater_index := index,
|
|
si2quater_count := count,
|
|
rel_additions := {
|
|
rel5 := {
|
|
rel6 := {
|
|
rel7 := {
|
|
rel8 := {
|
|
prio_eutran_params_desc := {
|
|
desc := {
|
|
sc_prio_params_desc := {
|
|
presence := '1'B,
|
|
desc := {
|
|
geran_priority := 0,
|
|
thresh_priority_search := 0,
|
|
thresh_gsm_low := 0,
|
|
h_prio := 0,
|
|
t_reselection := 0
|
|
}
|
|
},
|
|
eutran_params_desc := {
|
|
desc := {
|
|
ccn_active := '0'B,
|
|
e_start := '1'B,
|
|
e_stop := '1'B,
|
|
repeated_neigh_cells := repeated_neigh_cells
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/* 10.5.2.34 SI 3 Rest Octets */
|
|
type record SI3RestOctets {
|
|
SelectionParamsOpt sel_params,
|
|
PowerOffsetOpt pwr_offset,
|
|
BIT1 si_2ter_ind,
|
|
BIT1 early_cm_ind,
|
|
SchedIfAndWhere sched_where,
|
|
GPRSIndicatorOpt gprs_ind,
|
|
BIT1 umts_early_cm_ind,
|
|
SI2quaterIndicatorOpt si2_quater_ind,
|
|
BIT1 iu_mode_ind ('1'B) optional,
|
|
SI21IndicatorOpt si21_ind optional
|
|
/* ... spare padding ... */
|
|
} with {
|
|
variant (si_2ter_ind) "CSN.1 L/H"
|
|
variant (early_cm_ind) "CSN.1 L/H"
|
|
variant (umts_early_cm_ind) "CSN.1 L/H"
|
|
|
|
/* If Iu mode is not supported in the cell, the Iu Indicator is not sent
|
|
* within this cell. Iu Indicator is included if and only if GPRS is
|
|
* not supported, and Iu mode is supported in the cell. */
|
|
variant (iu_mode_ind) "PRESENCE(gprs_ind.presence = '0'B)"
|
|
/* SI21 field is only present if 'WHERE' information is not present. */
|
|
variant (si21_ind) "PRESENCE(sched_where.presence = '0'B)"
|
|
|
|
/* The TITAN's RAW encoder generates an octet-aligned octetstring,
|
|
* so we should make sure that unused bits contain proper padding. */
|
|
variant "PADDING(yes), PADDING_PATTERN('00101011'B)"
|
|
};
|
|
|
|
/* 10.5.2.35 SI 4 Rest Octets (O & S) */
|
|
type record SI4RestOctets {
|
|
SelectionParamsOpt sel_params,
|
|
PowerOffsetOpt pwr_offset,
|
|
GPRSIndicatorOpt gprs_ind,
|
|
BIT1 s_presence, // L/H
|
|
/* TODO: optional "Rest Octets S" part */
|
|
bitstring s optional
|
|
} with {
|
|
variant (s_presence) "CSN.1 L/H"
|
|
variant (s) "PRESENCE(s_presence = '1'B)"
|
|
|
|
/* The TITAN's RAW encoder generates an octet-aligned octetstring,
|
|
* so we should make sure that unused bits contain proper padding. */
|
|
variant "PADDING(yes), PADDING_PATTERN('00101011'B)"
|
|
};
|
|
|
|
/* Selection Parameters */
|
|
type record SelectionParams {
|
|
boolean cbq,
|
|
uint6_t cr_offset,
|
|
uint3_t temp_offset,
|
|
uint5_t penalty_time
|
|
} with {
|
|
variant (cbq) "FIELDLENGTH(1)"
|
|
};
|
|
|
|
/* Optional Selection Parameters: L | H < Selection Parameters > */
|
|
type record SelectionParamsOpt {
|
|
BIT1 presence, // L/H
|
|
SelectionParams params optional
|
|
} with {
|
|
variant (presence) "CSN.1 L/H"
|
|
variant (params) "PRESENCE(presence = '1'B)"
|
|
};
|
|
|
|
/* Optional Power Offset: L | H < Power Offset bit(2) > */
|
|
type record PowerOffsetOpt {
|
|
BIT1 presence, // L/H
|
|
uint2_t offset optional
|
|
} with {
|
|
variant (presence) "CSN.1 L/H"
|
|
variant (offset) "PRESENCE(presence = '1'B)"
|
|
};
|
|
|
|
/* Scheduling if and where: L | H < WHERE bit(3) > */
|
|
type record SchedIfAndWhere {
|
|
BIT1 presence, // L/H
|
|
uint3_t where optional
|
|
} with {
|
|
variant (presence) "CSN.1 L/H"
|
|
variant (where) "PRESENCE(presence = '1'B)"
|
|
};
|
|
|
|
type record GPRSIndicator {
|
|
uint3_t ra_colour,
|
|
BIT1 si13_pos
|
|
} with { variant "" };
|
|
|
|
/* Optional GPRS Indicator: L | H < GPRS Indicator > */
|
|
type record GPRSIndicatorOpt {
|
|
BIT1 presence, // L/H
|
|
GPRSIndicator ind optional
|
|
} with {
|
|
variant (presence) "CSN.1 L/H"
|
|
variant (ind) "PRESENCE(presence = '1'B)"
|
|
};
|
|
|
|
/* Optional SI2quater Indicator: L | H < SI2quater Indicator > */
|
|
type record SI2quaterIndicatorOpt {
|
|
BIT1 presence, // L/H
|
|
BIT1 ind optional
|
|
} with {
|
|
variant (presence) "CSN.1 L/H"
|
|
variant (ind) "PRESENCE(presence = '1'B)"
|
|
};
|
|
|
|
/* Optional SI21 Indicator: L | H < SI21 Position > */
|
|
type record SI21IndicatorOpt {
|
|
BIT1 presence, // L/H
|
|
BIT1 pos optional
|
|
} with {
|
|
variant (presence) "CSN.1 L/H"
|
|
variant (pos) "PRESENCE(presence = '1'B)"
|
|
};
|
|
|
|
|
|
external function enc_SI2quaterRestOctets(in SI2quaterRestOctets ro) return octetstring
|
|
with { extension "prototype(convert) encode(RAW)" };
|
|
external function dec_SI2quaterRestOctets(in octetstring stream) return SI2quaterRestOctets
|
|
with { extension "prototype(convert) decode(RAW)" };
|
|
|
|
external function enc_SI3RestOctets(in SI3RestOctets ro) return octetstring
|
|
with { extension "prototype(convert) encode(RAW)" };
|
|
external function dec_SI3RestOctets(in octetstring stream) return SI3RestOctets
|
|
with { extension "prototype(convert) decode(RAW)" };
|
|
|
|
external function enc_SI4RestOctets(in SI4RestOctets ro) return octetstring
|
|
with { extension "prototype(convert) encode(RAW)" };
|
|
external function dec_SI4RestOctets(in octetstring stream) return SI4RestOctets
|
|
with { extension "prototype(convert) decode(RAW)" };
|
|
|
|
|
|
/* Basic templates to be extended in place */
|
|
template (value) SI3RestOctets ts_SI3RestOctets := {
|
|
sel_params := {
|
|
presence := CSN1_L,
|
|
params := omit
|
|
},
|
|
pwr_offset := {
|
|
presence := CSN1_L,
|
|
offset := omit
|
|
},
|
|
si_2ter_ind := CSN1_L,
|
|
early_cm_ind := CSN1_L,
|
|
sched_where := {
|
|
presence := CSN1_L,
|
|
where := omit
|
|
},
|
|
gprs_ind := {
|
|
presence := CSN1_L,
|
|
ind := omit
|
|
},
|
|
umts_early_cm_ind := CSN1_L,
|
|
si2_quater_ind := {
|
|
presence := CSN1_L,
|
|
ind := omit
|
|
},
|
|
iu_mode_ind := omit,
|
|
si21_ind := {
|
|
presence := CSN1_L,
|
|
pos := omit
|
|
}
|
|
}
|
|
|
|
template (value) SI4RestOctets ts_SI4RestOctets := {
|
|
sel_params := {
|
|
presence := CSN1_L,
|
|
params := omit
|
|
},
|
|
pwr_offset := {
|
|
presence := CSN1_L,
|
|
offset := omit
|
|
},
|
|
gprs_ind := {
|
|
presence := CSN1_L,
|
|
ind := omit
|
|
},
|
|
s_presence := CSN1_L,
|
|
s := omit
|
|
}
|
|
|
|
|
|
} with { encode "RAW"; variant "FIELDORDER(msb)" }
|