useful bluetooth debugging output

src/esp32/main-esp32.cpp

@@ -160,6 +160,11 @@ void esp32Setup()
     DEBUG_MSG("Setting random seed %u\n", seed);
     randomSeed(seed); // ESP docs say this is fairly random
 
+    DEBUG_MSG("Total heap: %d\n", ESP.getHeapSize());
+    DEBUG_MSG("Free heap: %d\n", ESP.getFreeHeap());
+    DEBUG_MSG("Total PSRAM: %d\n", ESP.getPsramSize());
+    DEBUG_MSG("Free PSRAM: %d\n", ESP.getFreePsram());
+
 #ifdef AXP192_SLAVE_ADDRESS
     axp192Init();
 #endif

src/main.cpp

@@ -283,6 +283,8 @@ void loop()
     DEBUG_PORT.loop(); // Send/receive protobufs over the serial port
 #endif
 
+    // heap_caps_check_integrity_all(true); // FIXME - disable this expensive check
+
 #ifndef NO_ESP32
     esp32Loop();
 #endif

src/mesh/PhoneAPI.cpp

@@ -91,8 +91,12 @@ void PhoneAPI::handleToRadio(const uint8_t *buf, size_t bufLength)
  */
 size_t PhoneAPI::getFromRadio(uint8_t *buf)
 {
-    if (!available())
+    if (!available()) {
+        DEBUG_MSG("getFromRadio, !available\n");
         return false;
+    } else {
+        DEBUG_MSG("getFromRadio, state=%d\n", state);
+    }
 
     // In case we send a FromRadio packet
     memset(&fromRadioScratch, 0, sizeof(fromRadioScratch));