diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/Makefile.am | 1 | ||||
| -rw-r--r-- | include/osmocom/gprs/protocol/gsm_04_60.h | 39 | ||||
| -rw-r--r-- | include/osmocom/gsm/gsm48_rest_octets.h | 87 |
3 files changed, 127 insertions, 0 deletions
diff --git a/include/Makefile.am b/include/Makefile.am index 6da5ab61..25a6d75f 100644 --- a/include/Makefile.am +++ b/include/Makefile.am @@ -93,6 +93,7 @@ nobase_include_HEADERS = \ osmocom/gsm/gsm48.h \ osmocom/gsm/gsm48_arfcn_range_encode.h \ osmocom/gsm/gsm48_ie.h \ + osmocom/gsm/gsm48_rest_octets.h \ osmocom/gsm/gsm_utils.h \ osmocom/gsm/gsup.h \ osmocom/gsm/gsup_sms.h \ diff --git a/include/osmocom/gprs/protocol/gsm_04_60.h b/include/osmocom/gprs/protocol/gsm_04_60.h index 5d5fca9a..f592b14f 100644 --- a/include/osmocom/gprs/protocol/gsm_04_60.h +++ b/include/osmocom/gprs/protocol/gsm_04_60.h @@ -312,3 +312,42 @@ struct gprs_rlc_dl_header_egprs_3 { #endif } __attribute__ ((packed)); #endif + +/* TS 03.60 Chapter 6.3.3.1: Network Mode of Operation */ +enum osmo_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 osmo_gprs_cell_options { + enum osmo_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 osmo_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; +}; diff --git a/include/osmocom/gsm/gsm48_rest_octets.h b/include/osmocom/gsm/gsm48_rest_octets.h new file mode 100644 index 00000000..6280b6a9 --- /dev/null +++ b/include/osmocom/gsm/gsm48_rest_octets.h @@ -0,0 +1,87 @@ +#pragma once + +#include <stdbool.h> +#include <osmocom/gsm/sysinfo.h> +#include <osmocom/gprs/protocol/gsm_04_60.h> + +/* 16 is the max. number of SI2quater messages according to 3GPP TS 44.018 Table 10.5.2.33b.1: + 4-bit index is used (2#1111 = 10#15) */ +#define SI2Q_MAX_NUM 16 +/* length in bits (for single SI2quater message) */ +#define SI2Q_MAX_LEN 160 +#define SI2Q_MIN_LEN 18 + +/* generate SI1 rest octets */ +int osmo_gsm48_rest_octets_si1(uint8_t *data, uint8_t *nch_pos, int is1800_net); +int osmo_gsm48_rest_octets_si2quater(uint8_t *data, uint8_t si2q_index, uint8_t si2q_count, const uint16_t *uarfcn_list, + size_t *u_offset, size_t uarfcn_length, uint16_t *scramble_list, + struct osmo_earfcn_si2q *si2quater_neigh_list, size_t *e_offset); +int osmo_gsm48_rest_octets_si2ter(uint8_t *data); +int osmo_gsm48_rest_octets_si2bis(uint8_t *data); +int osmo_gsm48_rest_octets_si6(uint8_t *data, bool is1800_net); + +struct osmo_gsm48_si_selection_params { + uint16_t penalty_time:5, + temp_offs:3, + cell_resel_off:6, + cbq:1, + present:1; +}; + +struct osmo_gsm48_si_power_offset { + uint8_t power_offset:2, + present:1; +}; + +struct osmo_gsm48_si3_gprs_ind { + uint8_t si13_position:1, + ra_colour:3, + present:1; +}; + +struct osmo_gsm48_lsa_params { + uint32_t prio_thr:3, + lsa_offset:3, + mcc:12, + mnc:12; + unsigned int present; +}; + +struct osmo_gsm48_si_ro_info { + struct osmo_gsm48_si_selection_params selection_params; + struct osmo_gsm48_si_power_offset power_offset; + bool si2ter_indicator; + bool early_cm_ctrl; + struct { + uint8_t where:3, + present:1; + } scheduling; + struct osmo_gsm48_si3_gprs_ind gprs_ind; + /* SI 3 specific */ + bool early_cm_restrict_3g; + bool si2quater_indicator; + /* SI 4 specific */ + struct osmo_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 osmo_gsm48_rest_octets_si3(uint8_t *data, const struct osmo_gsm48_si_ro_info *si3); + +/* Generate SI4 Rest Octets (Chapter 10.5.2.35) */ +int osmo_gsm48_rest_octets_si4(uint8_t *data, const struct osmo_gsm48_si_ro_info *si4, int len); + +struct osmo_gsm48_si13_info { + struct osmo_gprs_cell_options cell_opts; + struct osmo_gprs_power_ctrl_pars pwr_ctrl_pars; + uint8_t bcch_change_mark; + uint8_t si_change_field; + uint8_t rac; + uint8_t spgc_ccch_sup; + uint8_t net_ctrl_ord; + uint8_t prio_acc_thr; +}; + +/* Generate SI13 Rest Octests (Chapter 10.5.2.37b) */ +int osmo_gsm48_rest_octets_si13(uint8_t *data, const struct osmo_gsm48_si13_info *si13); |