altos: Document a few member offsets in struct ao_log_record

[fw/altos] / src / core / ao_log.h

diff --git a/src/core/ao_log.h b/src/core/ao_log.h
index e585750f9a73c20def2d4b101119e2b162ac46fa..30ef03f2f2b484e1e9506d6eaf494742592e299e 100644 (file)
--- a/src/core/ao_log.h
+++ b/src/core/ao_log.h
@@ -138,17 +138,17 @@ ao_log_full(void);
 #define AO_LOG_POS_NONE                (~0UL)
 
 struct ao_log_record {
-       char                    type;
-       uint8_t                 csum;
-       uint16_t                tick;
+       char                    type;                           /* 0 */
+       uint8_t                 csum;                           /* 1 */
+       uint16_t                tick;                           /* 2 */
        union {
                struct {
-                       int16_t         ground_accel;
-                       uint16_t        flight;
+                       int16_t         ground_accel;           /* 4 */
+                       uint16_t        flight;                 /* 6 */
                } flight;
                struct {
-                       int16_t         accel;
-                       int16_t         pres;
+                       int16_t         accel;                  /* 4 */
+                       int16_t         pres;                   /* 6 */
                } sensor;
                struct {
                        int16_t         temp;
@@ -216,13 +216,17 @@ struct ao_log_mega {
                        int16_t         gyro_x;         /* 18 */
                        int16_t         gyro_y;         /* 20 */
                        int16_t         gyro_z;         /* 22 */
-               } sensor;       /* 24 */
+                       int16_t         mag_x;          /* 24 */
+                       int16_t         mag_y;          /* 26 */
+                       int16_t         mag_z;          /* 28 */
+                       int16_t         accel;          /* 30 */
+               } sensor;       /* 32 */
                struct {
                        int16_t         v_batt;         /* 4 */
-                       int16_t         v_pbatt;        /* 8 */
-                       int16_t         n_sense;        /* 10 */
-                       int16_t         sense[10];      /* 12 */
-               } volt;                                 /* 32 */
+                       int16_t         v_pbatt;        /* 6 */
+                       int16_t         n_sense;        /* 8 */
+                       int16_t         sense[10];      /* 10 */
+               } volt;                                 /* 30 */
                struct {
                        int32_t         latitude;       /* 4 */
                        int32_t         longitude;      /* 8 */