gps: ubx: added jamming sensitivity parameter (#26386)

* gps: ubx: added jamming sensitivity parameter GPS_UBX_JAM_DET

* submodule

* gps: submodule to main

src/drivers/gps/gps.cpp

@@ -851,6 +851,13 @@ GPS::run()
 		param_get(handle, &ppk_output);
 	}
 
+	handle = param_find("GPS_UBX_JAM_DET");
+	int32_t jam_det_sensitivity_hi = 1;
+
+	if (handle != PARAM_INVALID) {
+		param_get(handle, &jam_det_sensitivity_hi);
+	}
+
 	int32_t gnssSystemsParam = static_cast<int32_t>(GPSHelper::GNSSSystemsMask::RECEIVER_DEFAULTS);
 
 	if (_instance == Instance::Main) {
@@ -941,6 +948,7 @@ GPS::run()
 					.heading_offset = heading_offset,
 					.uart2_baudrate = f9p_uart2_baudrate,
 					.ppk_output = ppk_output > 0,
+					.jam_det_sensitivity_hi = jam_det_sensitivity_hi > 0,
 					.mode = ubx_mode,
 				};
 

src/drivers/gps/params.c

@@ -198,6 +198,20 @@ PARAM_DEFINE_INT32(GPS_UBX_CFG_INTF, 0);
  */
 PARAM_DEFINE_INT32(GPS_UBX_PPK, 0);
 
+/**
+ * u-blox GPS jamming detection high sensitivity mode
+ *
+ * Enables or disables the high sensitivity mode for the u-blox jamming detection
+ * (CFG-SEC-JAMDET_SENSITIVITY_HI). When enabled, the receiver uses a
+ * more sensitive algorithm to detect jamming. Disabling this may reduce false
+ * positives in electrically noisy environments.
+ *
+ * @boolean
+ * @reboot_required true
+ * @group GPS
+ */
+PARAM_DEFINE_INT32(GPS_UBX_JAM_DET, 1);
+
 /**
  * Wipes the flash config of UBX modules.
  *