} __attribute__ ((packed));
int gps_venus_init(void);
-int gps_log(void);
+
+/* log gps position stdout (if stdout is 1) or on sdcard (if 0) */
+int gps_log(uint8_t to_stdout);
/* does not lock intr, must be done by user */
void gps_get_pos(struct gps_pos *pos);