that's embarrassing

firmware/config/engines/toyota_jzs147.cpp

@@ -110,7 +110,7 @@ void setToyota_2jz_vics(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 	engineConfiguration->triggerInputPins[1] = GPIO_UNASSIGNED; // cam sensor will he handled by custom vtti code
 
 	engineConfiguration->camInputs[0] = GPIOC_6;
-	engineConfiguration->vvtMode = VVT_2GZ;
+	engineConfiguration->vvtMode = VVT_2JZ;
 
 	// set global_trigger_offset_angle 155
 	engineConfiguration->globalTriggerAngleOffset = 155; // todo

firmware/controllers/algo/auto_generated_enums.cpp

@@ -1245,8 +1245,8 @@ case Force_4_bytes_size_vvt_mode:
   return "Force_4_bytes_size_vvt_mode";
 case MIATA_NB2:
   return "MIATA_NB2";
-case VVT_2GZ:
-  return "VVT_2GZ";
+case VVT_2JZ:
+  return "VVT_2JZ";
 case VVT_FIRST_HALF:
   return "VVT_FIRST_HALF";
 case VVT_SECOND_HALF:

firmware/controllers/algo/rusefi_enums.h

@@ -388,9 +388,21 @@ typedef enum {
 } trigger_event_e;
 
 typedef enum {
+	/**
+	 * Single-tooth cam sensor mode where TDC and cam signal happen in the same 360 degree of 720 degree engine cycle
+	 */
 	VVT_FIRST_HALF = 0,
+	/**
+	 * Single-tooth cam sensor mode where TDC and cam signal happen in opposite 360 degree of 720 degree engine cycle
+	 */
 	VVT_SECOND_HALF = 1,
-	VVT_2GZ = 2,
+	/**
+	 * Toyota 2JZ has three cam tooth. We pick one of these three tooth to synchronize based on the expected angle position of the event
+	 */
+	VVT_2JZ = 2,
+	/**
+	 * Mazda NB2 has three cam tooth. We synchronize based on gap ratio.
+	 */
 	MIATA_NB2 = 3,
 	Force_4_bytes_size_vvt_mode = ENUM_32_BITS,
 } vvt_mode_e;

firmware/controllers/trigger/trigger_central.h

@@ -50,7 +50,11 @@ public:
 
 	angle_t getVVTPosition();
 
+	// latest VVT event position (could be not synchronization event)
+	angle_t currentVVTEventPosition = 0;
+	// synchronization event position
 	angle_t vvtPosition = 0;
+
 	/**
 	 * this is similar to TriggerState#startOfCycleNt but with the crank-only sensor magic
 	 */