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[multigps] modified for ABI approach

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This commit is contained in:
masierra
2016-02-01 16:03:31 -08:00
parent 7c71054b50
commit e61ab253f5
2 changed files with 105 additions and 131 deletions
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sw/airborne/subsystems/gps.c
+90 -118
View File
@@ -24,8 +24,8 @@
*
*/
#include "subsystems/gps.h"
#include "subsystems/abi.h"
#include "subsystems/gps.h"
#include "led.h"
#include "subsystems/settings.h"
#include "generated/settings.h"
@@ -58,7 +58,8 @@ PRINT_CONFIG_VAR(PrimaryGpsImpl)
#else
PRINT_CONFIG_VAR(SecondaryGpsImpl)
#endif
#endif
static uint8_t current_gps_id = 0;
#endif /*USE_MULTI_GPS*/
#define __PrimaryGpsRegister(_x) _x ## _gps_register()
#define _PrimaryGpsRegister(_x) __PrimaryGpsRegister(_x)
@@ -67,41 +68,18 @@ PRINT_CONFIG_VAR(SecondaryGpsImpl)
#define __SecondaryGpsRegister(_x) _x ## _gps_register()
#define _SecondaryGpsRegister(_x) __SecondaryGpsRegister(_x)
#define SecondaryGpsRegister() _SecondaryGpsRegister(SecondaryGpsImpl)
#define TIME_TO_SWITCH 5000 //ten s in ms
#define gps_primary GpsInstances[PRIMARY_GPS_INSTANCE].gps_s
#define gps_secondary GpsInstances[SECONDARY_GPS_INSTANCE].gps_s
#define TIME_TO_SWITCH 10000 //ten s in ms
static uint8_t current_gps_impl = 0;
static uint32_t time_since_last_gps_switch;
// static uint32_t time_since_last_piksi_heartbeat;
uint8_t multi_gps_mode;
/* gps structs */
struct GpsInstance {
//uint32_t type;
struct GpsInstance {;
ImplGpsInit init;
ImplGpsEvent event;
struct GpsState *gps_s;
struct GpsTimeSync *timesync;
uint8_t id;
};
struct GpsInstance GpsInstances[GPS_NUM_INSTANCES];
/*
* register gps structs for callback
*/
void gps_register_impl(ImplGpsInit init, ImplGpsEvent event, struct GpsState *gps_s, struct GpsTimeSync *timesync, int8_t instance)
{
GpsInstances[instance].init = init;
GpsInstances[instance].event = event;
GpsInstances[instance].gps_s = gps_s;
GpsInstances[instance].timesync = timesync;
GpsInstances[instance].init();
}
#endif
#if PERIODIC_TELEMETRY
@@ -196,13 +174,92 @@ static void send_gps_sol(struct transport_tx *trans, struct link_device *dev)
}
#endif
void gps_periodic_check(void)
{
if (sys_time.nb_sec - gps.last_msg_time > GPS_TIMEOUT) {
gps.fix = GPS_FIX_NONE;
}
}
#ifdef USE_MULTI_GPS
static uint8_t gps_multi_switch(struct GpsState *gps_s) {
static uint32_t time_since_last_gps_switch = 0;
if (multi_gps_mode == GPS_MODE_PRIMARY){
return GpsInstances[PRIMARY_GPS_INSTANCE].id;
} else if (multi_gps_mode == GPS_MODE_SECONDARY){
return GpsInstances[SECONDARY_GPS_INSTANCE].id;
} else{
if (gps_s->fix > gps.fix){
return gps_s->comp_id;
} else if (gps.fix > gps_s->fix){
return gps.comp_id;
} else{
if (get_sys_time_msec() - time_since_last_gps_switch > TIME_TO_SWITCH) {
if (gps_s->num_sv > gps.num_sv) {
current_gps_id = gps_s->comp_id;
time_since_last_gps_switch = get_sys_time_msec();
} else if (gps.num_sv > gps_s->num_sv) {
current_gps_id = gps.comp_id;
time_since_last_gps_switch = get_sys_time_msec();
}
}
}
}
return current_gps_id;
}
#endif /*USE_MULTI_GPS*/
static abi_event gps_ev;
static void gps_cb(uint8_t sender_id,
uint32_t stamp __attribute__((unused)),
struct GpsState *gps_s)
{
if (sender_id == GPS_MULTI_ID) {
return;
}
uint32_t now_ts = get_sys_time_usec();
#ifdef USE_MULTI_GPS
current_gps_id = gps_multi_switch(gps_s);
if (gps_s->comp_id == current_gps_id) {
gps = *gps_s;
AbiSendMsgGPS(GPS_MULTI_ID, now_ts, gps_s);
}
#else
gps = *gps_s;
AbiSendMsgGPS(GPS_MULTI_ID, now_ts, gps_s);
#endif
}
/*
* handle gps switching and updating gps instances
*/
void GpsEvent(void) {
// run each gps event
uint8_t i;
for ( i = 0 ; i < GPS_NUM_INSTANCES ; i++) {
GpsInstances[i].event();
}
}
/*
* register gps structs for callback
*/
void gps_register_impl(ImplGpsInit init, ImplGpsEvent event, uint8_t id, int8_t instance)
{
GpsInstances[instance].init = init;
GpsInstances[instance].event = event;
GpsInstances[instance].id = id;
GpsInstances[instance].init();
}
void gps_init(void)
{
#ifndef GPS_TYPE_H
time_since_last_gps_switch = get_sys_time_msec();
// #ifdef USE_MULTI_GPS
multi_gps_mode = MULTI_GPS_MODE;
#endif
// #endif
gps.valid_fields = 0;
gps.fix = GPS_FIX_NONE;
@@ -231,6 +288,8 @@ void gps_init(void)
SecondaryGpsRegister();
#endif
AbiBindMsgGPS(ABI_BROADCAST, &gps_ev, gps_cb);
#if PERIODIC_TELEMETRY
register_periodic_telemetry(DefaultPeriodic, PPRZ_MSG_ID_GPS, send_gps);
register_periodic_telemetry(DefaultPeriodic, PPRZ_MSG_ID_GPS_INT, send_gps_int);
@@ -240,93 +299,6 @@ void gps_init(void)
#endif
}
void gps_periodic_check(void)
{
if (sys_time.nb_sec - gps.last_msg_time > GPS_TIMEOUT) {
gps.fix = GPS_FIX_NONE;
}
}
#ifndef GPS_TYPE_H
/*
* publish gps state to gps.c/h and Abi
*/
static void gps_multi_publish(struct GpsState *gps_s)
{
uint32_t now_ts = get_sys_time_usec();
gps = *gps_s;
AbiSendMsgGPS(GPS_MULTI_ID, now_ts, &gps);
}
/*
* switching
* switch only after a set amount of time so as to not confuse ins
*/
#ifdef USE_MULTI_GPS
static uint8_t gps_multi_switch(void)
{
time_since_last_gps_switch = get_sys_time_msec();
if (multi_gps_mode == GPS_MODE_PRIMARY) {
return PRIMARY_GPS_INSTANCE;
} else if (multi_gps_mode == GPS_MODE_SECONDARY) {
return SECONDARY_GPS_INSTANCE;
} else {
#ifdef GPS_PRIMARY_PIKSI
if (GpsInstances[PRIMARY_GPS_INSTANCE].gps_s->fix > GpsInstances[SECONDARY_GPS_INSTANCE].gps_s->fix) {
return PRIMARY_GPS_INSTANCE;
} else {
return SECONDARY_GPS_INSTANCE;
}
#endif
#ifdef GPS_SECONDARY_PIKSI
if (GpsInstances[SECONDARY_GPS_INSTANCE].gps_s->fix > GpsInstances[PRIMARY_GPS_INSTANCE].gps_s->fix) {
return SECONDARY_GPS_INSTANCE;
} else {
return PRIMARY_GPS_INSTANCE;
}
#endif
if (GpsInstances[PRIMARY_GPS_INSTANCE].gps_s->fix > GpsInstances[SECONDARY_GPS_INSTANCE].gps_s->fix) {
return PRIMARY_GPS_INSTANCE;
} else if (GpsInstances[PRIMARY_GPS_INSTANCE].gps_s->fix == GpsInstances[SECONDARY_GPS_INSTANCE].gps_s->fix) {
if (GpsInstances[PRIMARY_GPS_INSTANCE].gps_s->pacc > GpsInstances[SECONDARY_GPS_INSTANCE].gps_s->pacc) {
return PRIMARY_GPS_INSTANCE;
}
}
return SECONDARY_GPS_INSTANCE;
}
}
#endif
/*
* handle gps switching and updating gps instances
*/
void GpsEvent(void) {
// run each gps event
uint8_t i;
for ( i = 0 ; i < GPS_NUM_INSTANCES ; i++) {
GpsInstances[i].event();
}
#ifdef USE_MULTI_GPS
//switch gps if one has better fix, depending on mode, or if one looses fix altogether
if ((get_sys_time_msec() - time_since_last_gps_switch) > TIME_TO_SWITCH ||
multi_gps_mode != GPS_MODE_AUTO ||
GpsInstances[PRIMARY_GPS_INSTANCE].gps_s->fix == GPS_FIX_NONE ||
GpsInstances[SECONDARY_GPS_INSTANCE].gps_s->fix == GPS_FIX_NONE )
{
current_gps_impl = gps_multi_switch();
}
#endif
// update main gps state
gps_multi_publish(GpsInstances[current_gps_impl].gps_s);
}
#endif
uint32_t gps_tow_from_sys_ticks(uint32_t sys_ticks)
{
uint32_t clock_delta;
sw/airborne/subsystems/gps.h
+15 -13
View File
@@ -34,24 +34,26 @@
#include "mcu_periph/sys_time.h"
#define INS_XSENS700_GPS_ID GPS_MULTI_ID
#define INS_XSENS_GPS_ID GPS_MULTI_ID
#define AHRS_CHIMU_GPS_ID GPS_MULTI_ID
#define STEREOCAM_GPS_ID GPS_MULTI_ID
#define AHRS_INFRARED_GPS_ID GPS_MULTI_ID
#define INS_FINV_GPS_ID GPS_MULTI_ID
#define INS_PTU_GPS_ID GPS_MULTI_ID
#define INS_PT_GPS_ID GPS_MULTI_ID
#define INS_INT_GPS_ID GPS_MULTI_ID
#define INS_ALT_GPS_ID GPS_MULTI_ID
#define AHRS_DCM_GPS_ID GPS_MULTI_ID
#define AHRS_FC_GPS_ID GPS_MULTI_ID
#define AHRS_ICQ_GPS_ID GPS_MULTI_ID
#define GPS_FIX_NONE 0x00 ///< No GPS fix
#define GPS_FIX_2D 0x02 ///< 2D GPS fix
#define GPS_FIX_3D 0x03 ///< 3D GPS fix
#define GPS_FIX_DGPS 0x04 ///< DGPS fix
#define GPS_FIX_RTK 0x05 ///< RTK GPS fix
#define GPS_UBX_ID 1
#define GPS_NMEA_ID 2
#define GPS_SIRF_ID 3
#define GPS_SKYTRAQ_ID 4
#define GPS_MTK_ID 5
#define GPS_PIKSI_ID 6
#define GPS_XSENS_ID 7
#define GPS_DATALINK_ID 8
#define GPS_UDP_ID 9
#define GPS_ARDRONE2_ID 10
#define GPS_SIM_ID 11
#define GpsFixValid() (gps.fix >= GPS_FIX_3D)
#if USE_GPS
#define GpsIsLost() !GpsFixValid()
@@ -162,7 +164,7 @@ typedef void (*ImplGpsEvent)(void);
/*
* register callbacks and state pointers
*/
extern void gps_register_impl(ImplGpsInit init, ImplGpsEvent event, struct GpsState *gps_s, struct GpsTimeSync *timesync, int8_t instance);
extern void gps_register_impl(ImplGpsInit init, ImplGpsEvent event, uint8_t id, int8_t instance);
#include PRIMARY_GPS_TYPE_H
#endif