From 04d965d67a7264a1c7c211494aebda1953df7603 Mon Sep 17 00:00:00 2001 From: "info@mode42.com" Date: Fri, 7 Aug 2026 18:25:13 +0000 Subject: Initial push --- stacks/max25-bcpr/include/bcpr/bcpr_engine.h | 62 ++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 stacks/max25-bcpr/include/bcpr/bcpr_engine.h (limited to 'stacks/max25-bcpr/include/bcpr/bcpr_engine.h') diff --git a/stacks/max25-bcpr/include/bcpr/bcpr_engine.h b/stacks/max25-bcpr/include/bcpr/bcpr_engine.h new file mode 100644 index 0000000..f3b3d4a --- /dev/null +++ b/stacks/max25-bcpr/include/bcpr/bcpr_engine.h @@ -0,0 +1,62 @@ +#ifndef BCPR_ENGINE_H +#define BCPR_ENGINE_H + +#include "bcpr/bcpr_config.h" +#include "bcpr/bcpr_hdlc.h" +#include "bcpr/bcpr_lock.h" +#include "bcpr/bcpr_ser12.h" + +#include + +struct bcpr_device { + bcpr_dev_config_t cfg; + bcpr_port_lock_t lock; + bcpr_ser12_t ser12; + bcpr_hdlc_t hdlc; + int running; + int index; /* 0 = bc0, 1 = bc1 */ + /* S0 TX telemetry (reset on PTT rise, emit on PTT fall). */ + int ptt_was; + int64_t ptt_on_ns; + unsigned thr_writes; + unsigned max_tick_gap_us; + unsigned last_tick_us; + unsigned tick_count; /* bit ticks while keyed */ + unsigned long long gap_sum_us; /* for mean gap */ + unsigned gaps_gt_2x; /* gaps > 2× baud_us */ + int tx_div_set; /* UART baud_uartdiv applied for this PTT */ + int break_set; /* txd_bias=steady: LCR break asserted */ + /* Software TOT runtime (see tot_* in bcpr_dev_config_t). */ + int tot_tripped; + int tot_burst_total; + int tot_consecutive; + unsigned tot_last_off_us; + unsigned tot_key_start_us; +}; + +typedef void (*bcpr_rx_fn)(int dev_idx, const uint8_t *kiss, int len, void *ud); + +struct bcpr_engine { + bcpr_config_t cfg; + bcpr_device_t dev[BCPR_MAX_DEVICES]; + int n; + volatile int stop; + bcpr_rx_fn on_rx; + void *on_rx_ud; + /* 0 = forever; >0 stop after wall-clock seconds (tests / dry-run). */ + int run_seconds; + /* BCPR_CAL_* on all enabled devices; 0 = normal KISS/HDLC. */ + int cal_mode; +}; + +int bcpr_engine_open(bcpr_engine_t *e, const bcpr_config_t *cfg); +void bcpr_engine_close(bcpr_engine_t *e); +void bcpr_engine_set_rx(bcpr_engine_t *e, bcpr_rx_fn fn, void *ud); +int bcpr_engine_queue_kiss(bcpr_engine_t *e, int dev_idx, const uint8_t *kiss, + int len); +/* Apply DOS-style cal (high/low/alt) before bcpr_engine_run. */ +void bcpr_engine_set_cal(bcpr_engine_t *e, int cal_mode); +/* Run until e->stop or run_seconds elapses. Dry-run skips UART I/O. */ +int bcpr_engine_run(bcpr_engine_t *e); + +#endif -- cgit v1.3.1