GPS IRQ added to increase gps time sync accuracy

include/globals.h

@@ -83,6 +83,7 @@ typedef struct {
   uint8_t satellites;
   uint16_t hdop;
   int16_t altitude;
+  time_t utctime;
 } gpsStatus_t;
 
 typedef struct {
@@ -111,12 +112,13 @@ extern uint16_t volatile macs_total, macs_wifi, macs_ble,
     batt_voltage;                   // display values
 extern bool volatile TimePulseTick; // 1sec pps flag set by GPS or RTC
 extern timesource_t timeSource;
-extern hw_timer_t *displayIRQ, *ppsIRQ;
+extern hw_timer_t *displayIRQ, *ppsIRQ, *gpsIRQ;
 extern SemaphoreHandle_t I2Caccess;
 extern TaskHandle_t irqHandlerTask, ClockTask;
 extern TimerHandle_t WifiChanTimer;
 extern Timezone myTZ;
 extern time_t userUTCTime;
+extern time_t volatile gps_pps_time;
 
 // application includes
 #include "led.h"

include/irqhandler.h

@@ -8,7 +8,7 @@
 #define TIMESYNC_IRQ 0x10
 #define MASK_IRQ 0x20
 #define UNMASK_IRQ 0x40
-#define RESERVED_IRQ 0x80
+#define GPS_IRQ 0x80
 
 #include "globals.h"
 #include "cyclic.h"
@@ -27,4 +27,8 @@ void IRAM_ATTR DisplayIRQ();
 void IRAM_ATTR ButtonIRQ();
 #endif
 
+#if (HAS_GPS)
+void IRAM_ATTR GpsIRQ();
+#endif
+
 #endif