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Commit 1f4a978e4a01a0bdc4bd0fc14653e78255dda0fb

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Parents : c9da82a
Author : Chad Attermann <attermann@gmail.com>
Date : 2026-06-17T09:34:16-06:00

Removed ineffective pre-init board reset

Changes

1 files changed, 2 insertions(+), 29 deletions(-)

M native/main.cpp +2 -29

Diff

diff --git a/native/main.cpp b/native/main.cpp
index 85761bc..2bb80df 100644
--- a/native/main.cpp
+++ b/native/main.cpp
@@ -115,27 +115,6 @@ void portduinoCustomInit() {
portduinoAddArguments(child, &g_native_args);
}
-void pulse_nreset(uint32_t low_ms, uint32_t high_settle_ms) {
- if (pin_reset < 0) return;
- pinMode(pin_reset, OUTPUT);
- digitalWrite(pin_reset, LOW);
- delay(low_ms);
- digitalWrite(pin_reset, HIGH);
- delay(high_settle_ms);
-}
-
-void clean_reset_at_boot() {
- if (pin_reset < 0) {
- // No reset pin configured (e.g. cross_platform / macOS sim, or a
- // board that ties NRESET directly to host MCU reset). Boot-time
- // reset is silently skipped — the modem driver's own reset() in
- // begin() still runs.
- return;
- }
- std::fprintf(stderr, "[radio] clean reset at boot (NRESET low 50ms, settle 20ms)\n");
- pulse_nreset(50, 20);
-}
-
// Portduino calls this before invoking the Arduino sketch's setup().
// The symbol replaces Portduino's weak default (which has C++ linkage,
// no extern "C") — match its signature exactly so the linker picks ours.
@@ -203,13 +182,7 @@ void portduinoSetup() {
native_pinmap::apply();
native_pinmap::bind_linux_gpios();
- // 5a) Extended NRESET pulse before any SPI traffic. Recovers a chip
- // that was wedged by a prior daemon crash (SIGKILL mid-opcode,
- // BUSY stuck high, etc.) before the modem driver's own 10 ms
- // reset() runs inside LoRa->begin(). No-op when pin_reset == -1.
- clean_reset_at_boot();
-
- // 5b) Surface the configured modem family to setup() so the native LoRa
+ // 5a) Surface the configured modem family to setup() so the native LoRa
// factory can instantiate the right driver. Must precede setup().
current_modem = native_config::g_config.modem;
const char* modem_name;
@@ -222,7 +195,7 @@ void portduinoSetup() {
}
std::fprintf(stderr, "[native] modem = %s (0x%02X)\n", modem_name, current_modem);
- // 5c) KISS-over-TCP host transport. The embedded firmware's USB-serial
+ // 5b) KISS-over-TCP host transport. The embedded firmware's USB-serial
// KISS channel is replaced on native by a localhost TCP server.
// A failure to bind isn't fatal — the daemon keeps running like
// an embedded RNode with no USB cable plugged in. kiss_tcp_public

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