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Wait tx complete (#3165)

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* Implement radio transmission drain mechanism and update shared memory structure
* don't wait for timeout if baseband already in shut down state
This commit is contained in:
Pezsma
2026-05-12 12:45:02 +02:00
committed by GitHub
parent 4dfbf666d0
commit 66f1835232
5 changed files with 32 additions and 5 deletions
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firmware/baseband/baseband_thread.cpp
+12 -3
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@@ -90,7 +90,7 @@ void BasebandThread::run() {
#ifdef PRALINE
shared_memory.m4_streaming_marker = 0xAA; // Phase 0 instrumentation
#endif
uint8_t buffer_drained = 0; // to count how many dma buffers we already emptied
while (!chThdShouldTerminate()) {
#ifdef PRALINE
shared_memory.m4_baseband_loops++; // Phase 0 instrumentation
@@ -117,11 +117,20 @@ void BasebandThread::run() {
}
if (baseband_processor_) {
baseband_processor_->execute(buffer);
if (shared_memory.radio_tx_drain == 0) { // only generate if not draining.
baseband_processor_->execute(buffer);
}
}
if (shared_memory.radio_tx_drain == 1) {
buffer_drained++;
if (buffer_drained >= 4) { // We have 4 buffers, so after draining 4 we should be safe to disable.
shared_memory.radio_tx_drain = 0; // Clear the drain request to allow normal operation to resume.
buffer_drained = 0;
}
}
}
}
shared_memory.radio_tx_drain = 0;
i2s::i2s0::tx_mute();
baseband::dma::disable();
baseband_sgpio.streaming_disable();