diff options
Diffstat (limited to 'include/osmo-bts')
| -rw-r--r-- | include/osmo-bts/Makefile.am | 2 | ||||
| -rw-r--r-- | include/osmo-bts/bts_model.h | 2 | ||||
| -rw-r--r-- | include/osmo-bts/gsm_data.h | 1 | ||||
| -rw-r--r-- | include/osmo-bts/tx_power.h | 74 |
4 files changed, 78 insertions, 1 deletions
diff --git a/include/osmo-bts/Makefile.am b/include/osmo-bts/Makefile.am index 68d63e09..b2941444 100644 --- a/include/osmo-bts/Makefile.am +++ b/include/osmo-bts/Makefile.am @@ -1,3 +1,3 @@ noinst_HEADERS = abis.h bts.h bts_model.h gsm_data.h logging.h measurement.h \ oml.h paging.h rsl.h signal.h vty.h amr.h pcu_if.h pcuif_proto.h \ - handover.h msg_utils.h + handover.h msg_utils.h tx_power.h diff --git a/include/osmo-bts/bts_model.h b/include/osmo-bts/bts_model.h index 2641db72..200d02d2 100644 --- a/include/osmo-bts/bts_model.h +++ b/include/osmo-bts/bts_model.h @@ -46,4 +46,6 @@ void bts_model_config_write_trx(struct vty *vty, struct gsm_bts_trx *trx); int bts_model_oml_estab(struct gsm_bts *bts); +int bts_model_change_power(struct gsm_bts_trx *trx, int p_trxout_mdBm); + #endif diff --git a/include/osmo-bts/gsm_data.h b/include/osmo-bts/gsm_data.h index c7a0fc61..5e0af775 100644 --- a/include/osmo-bts/gsm_data.h +++ b/include/osmo-bts/gsm_data.h @@ -6,6 +6,7 @@ #include <osmocom/gsm/lapdm.h> #include <osmo-bts/paging.h> +#include <osmo-bts/tx_power.h> #define GSM_BTS_AGCH_QUEUE_THRESH_LEVEL_DEFAULT 41 #define GSM_BTS_AGCH_QUEUE_THRESH_LEVEL_DISABLE 999999 diff --git a/include/osmo-bts/tx_power.h b/include/osmo-bts/tx_power.h new file mode 100644 index 00000000..c5d6f2ba --- /dev/null +++ b/include/osmo-bts/tx_power.h @@ -0,0 +1,74 @@ +#pragma once + +#include <stdint.h> +#include <osmocom/core/timer.h> + +/* our unit is 'milli dB" or "milli dBm", i.e. 1/1000 of a dB(m) */ +#define to_mdB(x) (x * 1000) + +/* PA calibration table */ +struct pa_calibration { + int gain_mdB[1024]; /* gain provided at given ARFCN */ + /* FIXME: thermal calibration */ +}; + +/* representation of a RF power amplifier */ +struct power_amp { + /* nominal gain of the PA */ + int nominal_gain_mdB; + /* table with calibrated actual gain for each ARFCN */ + struct pa_calibration calib; +}; + +/* Transmit power related parameters of a transceiver */ +struct trx_power_params { + /* specified maximum output of TRX at full power, has to be + * initialized by BTS model at startup*/ + int trx_p_max_out_mdBm; + + /* intended current total system output power */ + int p_total_tgt_mdBm; + + /* actual current total system output power, filled in by tx_power code */ + int p_total_cur_mdBm; + + /* current temporary attenuation due to thermal management, + * set by thermal management code via control interface */ + int thermal_attenuation_mdB; + + /* external gain (+) or attenuation (-) added by the user, configured + * by the user via VTY */ + int user_gain_mdB; + + /* calibration table of internal PA */ + struct power_amp pa; + + /* calibration table of user PA */ + struct power_amp user_pa; + + /* power ramping related data */ + struct { + /* maximum initial Pout including all PAs */ + int max_initial_pout_mdBm; + /* temporary attenuation due to power ramping */ + int attenuation_mdB; + unsigned int step_size_mdB; + unsigned int step_interval_sec; + struct osmo_timer_list step_timer; + } ramp; +}; + +int get_p_max_out_mdBm(struct gsm_bts_trx *trx); + +int get_p_nominal_mdBm(struct gsm_bts_trx *trx); + +int get_p_target_mdBm(struct gsm_bts_trx *trx, uint8_t bs_power_ie); +int get_p_target_mdBm_lchan(struct gsm_lchan *lchan); + +int get_p_trxout_target_mdBm(struct gsm_bts_trx *trx, uint8_t bs_power_ie); +int get_p_trxout_target_mdBm_lchan(struct gsm_lchan *lchan); + +int get_p_trxout_actual_mdBm(struct gsm_bts_trx *trx, uint8_t bs_power_ie); +int get_p_trxout_actual_mdBm_lchan(struct gsm_lchan *lchan); + +int power_ramp_start(struct gsm_bts_trx *trx, int p_total_tgt_mdBm, int bypass); |