[ESP32-P4] start to fill Mode-S ring buffer when a reader is ready [skip ci]

Author: lyusupov

software/firmware/source/SkyView/Platform_ESP32.cpp

@@ -2692,6 +2692,7 @@ char STR_TMP_BUFFER[128];
 StaticRingbuffer_t *buffer_struct = nullptr;
 uint8_t *buffer_storage = nullptr;
 RingbufHandle_t s_ringbuf_sdr;
+bool rb_reader_is_ready = false;
 
 extern int rtlsdr_is_connected;
 extern mag_t maglut[129*129];
@@ -2754,8 +2755,10 @@ static void rtlsdr_callback(unsigned char *buf, uint32_t len, void *ctx)
     rtlsdr_cancel_async(rtlsdr_dev);
   }
 
-  if (xRingbufferSend(s_ringbuf_sdr, buf, len, pdMS_TO_TICKS(10)) != pdTRUE) {
-      Serial.println("Failed to send message into ring buffer!");
+  if (rb_reader_is_ready) {
+    if (xRingbufferSend(s_ringbuf_sdr, buf, len, pdMS_TO_TICKS(10)) != pdTRUE) {
+        Serial.println("Failed to send message into ring buffer!");
+    }
   }
 }
 
@@ -2918,6 +2921,8 @@ bool es1090_decode(void *pkt, traffic_t *this_aircraft, traffic_t *fop) {
 
 static void ESP32PX_USB_loop()
 {
+  if (!rb_reader_is_ready) { rb_reader_is_ready = true; }
+
   if (rtlsdr_is_connected == 1) {
     size_t receivedMessageSize;
     uint8_t *receivedMessage;

software/firmware/source/SoftRF/src/platform/ESP32.cpp

@@ -6600,6 +6600,7 @@ char STR_TMP_BUFFER[128];
 StaticRingbuffer_t *buffer_struct = nullptr;
 uint8_t *buffer_storage = nullptr;
 RingbufHandle_t s_ringbuf_sdr;
+bool rb_reader_is_ready = false;
 
 extern int rtlsdr_is_connected;
 extern mag_t maglut[129*129];
@@ -6662,8 +6663,10 @@ static void rtlsdr_callback(unsigned char *buf, uint32_t len, void *ctx)
     rtlsdr_cancel_async(rtlsdr_dev);
   }
 
-  if (xRingbufferSend(s_ringbuf_sdr, buf, len, pdMS_TO_TICKS(10)) != pdTRUE) {
-      Serial.println("Failed to send message into ring buffer!");
+  if (rb_reader_is_ready) {
+    if (xRingbufferSend(s_ringbuf_sdr, buf, len, pdMS_TO_TICKS(10)) != pdTRUE) {
+        Serial.println("Failed to send message into ring buffer!");
+    }
   }
 }
 
@@ -6791,6 +6794,8 @@ unsigned long ModeS_Time_Marker = 0;
 
 static void ESP32PX_USB_loop()
 {
+  if (!rb_reader_is_ready) { rb_reader_is_ready = true; }
+
   if (rtlsdr_is_connected == 1) {
     size_t receivedMessageSize;
     uint8_t *receivedMessage;

software/firmware/source/SoftRF/src/platform/iomap/LilyGO_T3_STM32.h

@@ -46,7 +46,7 @@
 #define SOC_GPIO_ANT_TX       PB6 /* active HIGH */
 
 /* button */
-#define SOC_GPIO_PIN_BUTTON   PB5 // ext. button
+#define SOC_GPIO_PIN_BUTTON   PH3 // BOOT0
 
 /* 32768 Hz crystal */
 #define SOC_GPIO_PIN_XP       PC14

software/firmware/source/SoftRF/src/platform/iomap/LilyGO_TMotion.h

@@ -72,5 +72,5 @@
 /* button */
 //#define SOC_GPIO_PIN_BUTTON   SOC_UNUSED_PIN
 #define SOC_GPIO_PIN_BUTTON   (hw_info.model == SOFTRF_MODEL_BRACELET ? \
-                              TTGO_TIMPULSE_GPIO_PAD_OUT : PC4)
+                              TTGO_TIMPULSE_GPIO_PAD_OUT : PC4) /* PH3 */
 //#define SOC_GPIO_PIN_BUTTON   PA3