diff options
Diffstat (limited to 'include/osmo-bts/phy_link.h')
| -rw-r--r-- | include/osmo-bts/phy_link.h | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/include/osmo-bts/phy_link.h b/include/osmo-bts/phy_link.h new file mode 100644 index 00000000..2472c051 --- /dev/null +++ b/include/osmo-bts/phy_link.h @@ -0,0 +1,175 @@ +#pragma once + +#include <stdint.h> +#include <stdbool.h> +#include <osmocom/core/linuxlist.h> + +#include <osmo-bts/scheduler.h> + +#include <linux/if_packet.h> +#include "btsconfig.h" + +struct gsm_bts_trx; +struct virt_um_inst; + +enum phy_link_type { + PHY_LINK_T_NONE, + PHY_LINK_T_SYSMOBTS, + PHY_LINK_T_OSMOTRX, + PHY_LINK_T_VIRTUAL, +}; + +enum phy_link_state { + PHY_LINK_SHUTDOWN, + PHY_LINK_CONNECTING, + PHY_LINK_CONNECTED, +}; + +/* A PHY link represents the connection to a given PHYsical layer + * implementation. That PHY link contains 1...N PHY instances, one for + * each TRX */ +struct phy_link { + struct llist_head list; + int num; + enum phy_link_type type; + enum phy_link_state state; + struct llist_head instances; + char *description; + union { + struct { + } sysmobts; + struct { + char *local_ip; + char *remote_ip; + uint16_t base_port_local; + uint16_t base_port_remote; + struct osmo_fd trx_ofd_clk; + bool trx_ta_loop; + bool trx_ms_power_loop; + int8_t trx_target_rssi; + uint32_t clock_advance; + uint32_t rts_advance; + bool use_legacy_setbsic; + } osmotrx; + struct { + char *mcast_dev; /* Network device for multicast */ + char *bts_mcast_group; /* BTS are listening to this group */ + uint16_t bts_mcast_port; + char *ms_mcast_group; /* MS are listening to this group */ + uint16_t ms_mcast_port; + struct virt_um_inst *virt_um; + } virt; + struct { + /* MAC address of the PHY */ + struct sockaddr_ll phy_addr; + /* Network device name */ + char *netdev_name; + + /* configuration */ + uint32_t rf_port_index; +#if OCTPHY_USE_ANTENNA_ID == 1 + uint32_t rx_ant_id; + uint32_t tx_ant_id; +#endif + uint32_t rx_gain_db; + bool tx_atten_flag; + uint32_t tx_atten_db; + bool over_sample_16x; +#if OCTPHY_MULTI_TRX == 1 + /* arfcn used by TRX with id 0 */ + uint16_t center_arfcn; +#endif + + struct octphy_hdl *hdl; + } octphy; + } u; +}; + +struct phy_instance { + /* liked inside phy_link.linstances */ + struct llist_head list; + int num; + char *description; + char version[MAX_VERSION_LENGTH]; + /* pointer to the PHY link to which we belong */ + struct phy_link *phy_link; + + /* back-pointer to the TRX to which we're associated */ + struct gsm_bts_trx *trx; + + union { + struct { + /* configuration */ + uint8_t clk_use_eeprom; + uint32_t dsp_trace_f; + int clk_cal; + uint8_t clk_src; + char *calib_path; + + struct femtol1_hdl *hdl; + } sysmobts; + struct { + struct trx_l1h *hdl; + bool sw_act_reported; + } osmotrx; + struct { + struct l1sched_trx sched; + } virt; + struct { + /* logical transceiver number within one PHY */ + uint32_t trx_id; + /* trx lock state variable */ + int trx_locked; + } octphy; + struct { + /* configuration */ + uint32_t dsp_trace_f; + char *calib_path; + int minTxPower; + int maxTxPower; + struct lc15l1_hdl *hdl; + uint8_t max_cell_size; /* 0:166 qbits*/ + uint8_t diversity_mode; /* 0: SISO A, 1: SISO B, 2: MRC */ + uint8_t pedestal_mode; /* 0: unused TS is OFF, 1: unused TS is in minimum Tx power */ + uint8_t dsp_alive_period; /* DSP alive timer period */ + uint8_t tx_pwr_adj_mode; /* 0: no auto adjust power, 1: auto adjust power using RMS detector */ + uint8_t tx_pwr_red_8psk; /* 8-PSK maximum Tx power reduction level in dB */ + } lc15; + struct { + /* configuration */ + uint32_t dsp_trace_f; + char *calib_path; + int minTxPower; + int maxTxPower; + struct oc2gl1_hdl *hdl; + uint8_t max_cell_size; /* 0:166 qbits*/ + uint8_t pedestal_mode; /* 0: unused TS is OFF, 1: unused TS is in minimum Tx power */ + uint8_t dsp_alive_period; /* DSP alive timer period */ + uint8_t tx_pwr_adj_mode; /* 0: no auto adjust power, 1: auto adjust power using RMS detector */ + uint8_t tx_pwr_red_8psk; /* 8-PSK maximum Tx power reduction level in dB */ + uint8_t tx_c0_idle_pwr_red; /* C0 idle slot Tx power reduction level in dB */ + } oc2g; + } u; +}; + +struct phy_link *phy_link_by_num(int num); +struct phy_link *phy_link_create(void *ctx, int num); +void phy_link_destroy(struct phy_link *plink); +void phy_link_state_set(struct phy_link *plink, enum phy_link_state state); +int phy_links_open(void); + +struct phy_instance *phy_instance_by_num(struct phy_link *plink, int num); +struct phy_instance *phy_instance_create(struct phy_link *plink, int num); +void phy_instance_link_to_trx(struct phy_instance *pinst, struct gsm_bts_trx *trx); +void phy_instance_destroy(struct phy_instance *pinst); +const char *phy_instance_name(struct phy_instance *pinst); + +void phy_user_statechg_notif(struct phy_instance *pinst, enum phy_link_state link_state); + +static inline struct phy_instance *trx_phy_instance(struct gsm_bts_trx *trx) +{ + OSMO_ASSERT(trx); + return trx->role_bts.l1h; +} + +int bts_model_phy_link_open(struct phy_link *plink); |