| Philipp Maier | 4bac398 | 2023-02-03 16:52:42 +0100 | [diff] [blame^] | 1 | #pragma once |
| 2 | |
| 3 | #include <stdint.h> |
| 4 | #include <stdbool.h> |
| 5 | #include <osmocom/abis/e1_input.h> |
| 6 | #include <osmocom/trau/trau_pcu_ericsson.h> |
| 7 | |
| 8 | struct er_ccu_descr; |
| 9 | struct e1_conn_pars; |
| 10 | typedef void (er_ccu_empty) (struct er_ccu_descr *ccu_descr); |
| 11 | typedef void (er_ccu_rx) (struct er_ccu_descr *ccu_descr, const ubit_t *bits, unsigned int num_bits); |
| 12 | |
| 13 | struct er_ccu_descr { |
| 14 | |
| 15 | /* E1-line and timeslot (filled in by user) */ |
| 16 | struct e1_conn_pars *e1_conn_pars; |
| 17 | |
| 18 | /* Callback functions (provided by user) */ |
| 19 | er_ccu_empty *er_ccu_empty_cb; |
| 20 | er_ccu_rx *er_ccu_rx_cb; |
| 21 | |
| 22 | /* I.460 Subslot */ |
| 23 | struct { |
| 24 | struct osmo_i460_schan_desc scd; |
| 25 | struct osmo_i460_subchan *schan; |
| 26 | struct osmo_fsm_inst *trau_sync_fi; |
| 27 | bool ccu_connected; |
| 28 | } link; |
| 29 | |
| 30 | /* TRAU Sync state */ |
| 31 | struct { |
| 32 | uint32_t pseq_ccu; /* CCU sequence counter (remote) */ |
| 33 | uint32_t pseq_pcu; /* PCU sequence counter (local) */ |
| 34 | uint32_t last_afn_ul; /* Adjusted frame number, uplink */ |
| 35 | uint32_t last_afn_dl; /* Adjusted frame number, downlink */ |
| 36 | enum time_adj_val tav; /* Last time adjustment value */ |
| 37 | bool ul_frame_err; /* True when last uplink TRAU frame was bad */ |
| 38 | bool ccu_synced; /* True when PCU is in sync with CCU */ |
| 39 | } sync; |
| 40 | |
| 41 | /* PCU related context */ |
| 42 | struct { |
| 43 | uint8_t trx_no; |
| 44 | uint8_t bts_nr; |
| 45 | uint8_t ts; |
| 46 | } pcu; |
| 47 | |
| 48 | |
| 49 | }; |