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authorNeels Hofmeyr <nhofmeyr@sysmocom.de>2017-07-13 02:24:43 +0200
committerNeels Hofmeyr <nhofmeyr@sysmocom.de>2017-07-13 02:24:43 +0200
commit43710bda8e63743314c3e9829bd1aff0177660eb (patch)
tree73e032eb0289028ccf73fd408fee78581fbbbb98
parentfcbbaeceabcea10a0a00fb33631b299509a6d5fd (diff)
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-rw-r--r--include/openbsc/rest_octets.h139
1 files changed, 139 insertions, 0 deletions
diff --git a/include/openbsc/rest_octets.h b/include/openbsc/rest_octets.h
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+++ b/include/openbsc/rest_octets.h
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+#ifndef _REST_OCTETS_H
+#define _REST_OCTETS_H
+
+#include <stdbool.h>
+#include <openbsc/gsm_04_08.h>
+#include <osmocom/gsm/sysinfo.h>
+
+/* generate SI1 rest octets */
+int rest_octets_si1(uint8_t *data, uint8_t *nch_pos, int is1800_net);
+int rest_octets_si2quater(uint8_t *data, struct gsm_bts *bts);
+int rest_octets_si6(uint8_t *data, bool is1800_net);
+
+struct gsm48_si_selection_params {
+ uint16_t penalty_time:5,
+ temp_offs:3,
+ cell_resel_off:6,
+ cbq:1,
+ present:1;
+};
+
+struct gsm48_si_power_offset {
+ uint8_t power_offset:2,
+ present:1;
+};
+
+struct gsm48_si3_gprs_ind {
+ uint8_t si13_position:1,
+ ra_colour:3,
+ present:1;
+};
+
+struct gsm48_lsa_params {
+ uint32_t prio_thr:3,
+ lsa_offset:3,
+ mcc:12,
+ mnc:12;
+ unsigned int present;
+};
+
+struct gsm48_si_ro_info {
+ struct gsm48_si_selection_params selection_params;
+ struct gsm48_si_power_offset power_offset;
+ uint8_t si2ter_indicator;
+ uint8_t early_cm_ctrl;
+ struct {
+ uint8_t where:3,
+ present:1;
+ } scheduling;
+ struct gsm48_si3_gprs_ind gprs_ind;
+ /* SI 3 specific */
+ uint8_t si2quater_indicator;
+ /* SI 4 specific */
+ struct gsm48_lsa_params lsa_params;
+ uint16_t cell_id;
+ uint8_t break_ind; /* do we have SI7 + SI8 ? */
+};
+
+
+/* Generate SI3 Rest Octests (Chapter 10.5.2.34 / Table 10.4.72) */
+int rest_octets_si3(uint8_t *data, const struct gsm48_si_ro_info *si3);
+
+/* Generate SI4 Rest Octets (Chapter 10.5.2.35) */
+int rest_octets_si4(uint8_t *data, const struct gsm48_si_ro_info *si4, int len);
+
+enum pbcch_carrier_type {
+ PBCCH_BCCH,
+ PBCCH_ARFCN,
+ PBCCH_MAIO
+};
+
+/* TS 03.60 Chapter 6.3.3.1: Network Mode of Operation */
+enum gprs_nmo {
+ GPRS_NMO_I = 0, /* CS pagin on GPRS paging or traffic channel */
+ GPRS_NMO_II = 1, /* all paging on CCCH */
+ GPRS_NMO_III = 2, /* no paging coordination */
+};
+
+/* TS 04.60 12.24 */
+struct gprs_cell_options {
+ enum gprs_nmo nmo;
+ /* T3168: wait for packet uplink assignment message */
+ uint32_t t3168; /* in milliseconds */
+ /* T3192: wait for release of the TBF after reception of the final block */
+ uint32_t t3192; /* in milliseconds */
+ uint32_t drx_timer_max;/* in seconds */
+ uint32_t bs_cv_max;
+ uint8_t supports_egprs_11bit_rach;
+ bool ctrl_ack_type_use_block; /* use PACKET CONTROL ACKNOWLEDGMENT */
+
+ uint8_t ext_info_present;
+ struct {
+ uint8_t egprs_supported;
+ uint8_t use_egprs_p_ch_req;
+ uint8_t bep_period;
+ uint8_t pfc_supported;
+ uint8_t dtm_supported;
+ uint8_t bss_paging_coordination;
+ } ext_info;
+};
+
+/* TS 04.60 Table 12.9.2 */
+struct gprs_power_ctrl_pars {
+ uint8_t alpha;
+ uint8_t t_avg_w;
+ uint8_t t_avg_t;
+ uint8_t pc_meas_chan;
+ uint8_t n_avg_i;
+};
+
+struct gsm48_si13_info {
+ struct gprs_cell_options cell_opts;
+ struct gprs_power_ctrl_pars pwr_ctrl_pars;
+ uint8_t bcch_change_mark;
+ uint8_t si_change_field;
+ uint8_t pbcch_present;
+
+ union {
+ struct {
+ uint8_t rac;
+ uint8_t spgc_ccch_sup;
+ uint8_t net_ctrl_ord;
+ uint8_t prio_acc_thr;
+ } no_pbcch;
+ struct {
+ uint8_t psi1_rep_per;
+ uint8_t pb;
+ uint8_t tsc;
+ uint8_t tn;
+ enum pbcch_carrier_type carrier_type;
+ uint16_t arfcn;
+ uint8_t maio;
+ } pbcch;
+ };
+};
+
+/* Generate SI13 Rest Octests (Chapter 10.5.2.37b) */
+int rest_octets_si13(uint8_t *data, const struct gsm48_si13_info *si13);
+
+#endif /* _REST_OCTETS_H */