initial implementation of log status OSD element

src/main/blackbox/blackbox_io.c

@@ -41,6 +41,10 @@
 
 #include "msp/msp_serial.h"
 
+#ifdef USE_SDCARD
+#include "drivers/sdcard.h"
+#endif
+
 #define BLACKBOX_SERIAL_PORT_MODE MODE_TX
 
 // How many bytes can we transmit per loop iteration when writing headers?
@@ -538,6 +542,24 @@ bool isBlackboxDeviceFull(void)
     }
 }
 
+bool isBlackboxDeviceWorking(void)
+{
+    switch (blackboxConfig()->device) {
+#ifdef USE_SDCARD
+    case BLACKBOX_DEVICE_SDCARD:
+        return sdcard_isInserted() && sdcard_isFunctional() && (afatfs_getFilesystemState() == AFATFS_FILESYSTEM_STATE_READY);
+#endif
+
+#ifdef USE_FLASHFS
+    case BLACKBOX_DEVICE_FLASH:
+        return flashfsIsReady();
+#endif
+
+    default:
+        return false;
+    }
+}
+
 unsigned int blackboxGetLogNumber(void)
 {
 #ifdef USE_SDCARD

src/main/blackbox/blackbox_io.h

@@ -56,6 +56,7 @@ bool blackboxDeviceBeginLog(void);
 bool blackboxDeviceEndLog(bool retainLog);
 
 bool isBlackboxDeviceFull(void);
+bool isBlackboxDeviceWorking(void);
 unsigned int blackboxGetLogNumber(void);
 
 void blackboxReplenishHeaderBudget(void);

src/main/interface/settings.c

@@ -985,6 +985,9 @@ const clivalue_t valueTable[] = {
 #ifdef USE_ADC_INTERNAL
     { "osd_core_temp_pos",          VAR_UINT16  | MASTER_VALUE, .config.minmax = { 0, OSD_POSCFG_MAX }, PG_OSD_CONFIG, offsetof(osdConfig_t, item_pos[OSD_CORE_TEMPERATURE]) },
 #endif
+#ifdef USE_BLACKBOX
+    { "osd_log_status_pos",         VAR_UINT16  | MASTER_VALUE, .config.minmax = { 0, OSD_POSCFG_MAX }, PG_OSD_CONFIG, offsetof(osdConfig_t, item_pos[OSD_LOG_STATUS]) },
+#endif
 
     // OSD stats enabled flags are stored as bitmapped values inside a 32bit parameter
     // It is recommended to keep the settings order the same as the enumeration. This way the settings are displayed in the cli in the same order making it easier on the users

src/main/io/osd.c

@@ -212,6 +212,7 @@ static const uint8_t osdElementDisplayOrder[] = {
 #ifdef USE_ADC_INTERNAL
     OSD_CORE_TEMPERATURE,
 #endif
+    OSD_LOG_STATUS
 };
 
 PG_REGISTER_WITH_RESET_FN(osdConfig_t, osdConfig, PG_OSD_CONFIG, 3);
@@ -981,6 +982,20 @@ static bool osdDrawSingleElement(uint8_t item)
         break;
 #endif
 
+#ifdef USE_BLACKBOX
+    case OSD_LOG_STATUS:
+        if (!IS_RC_MODE_ACTIVE(BOXBLACKBOX)) {
+            break;
+        } else if (!isBlackboxDeviceWorking()) {
+            tfp_sprintf(buff, "L-");
+        } else if (isBlackboxDeviceFull()) {
+            tfp_sprintf(buff, "L>");
+        } else {
+            tfp_sprintf(buff, "L%d", blackboxGetLogNumber());
+        }
+        break;
+#endif
+
     default:
         return false;
     }
@@ -1294,16 +1309,16 @@ static void osdUpdateStats(void)
 }
 
 #ifdef USE_BLACKBOX
+
 static void osdGetBlackboxStatusString(char * buff)
 {
-    bool storageDeviceIsWorking = false;
+    bool storageDeviceIsWorking = isBlackboxDeviceWorking();
     uint32_t storageUsed = 0;
     uint32_t storageTotal = 0;
 
     switch (blackboxConfig()->device) {
 #ifdef USE_SDCARD
     case BLACKBOX_DEVICE_SDCARD:
-        storageDeviceIsWorking = sdcard_isInserted() && sdcard_isFunctional() && (afatfs_getFilesystemState() == AFATFS_FILESYSTEM_STATE_READY);
         if (storageDeviceIsWorking) {
             storageTotal = sdcard_getMetadata()->numBlocks / 2000;
             storageUsed = storageTotal - (afatfs_getContiguousFreeSpace() / 1024000);
@@ -1313,7 +1328,6 @@ static void osdGetBlackboxStatusString(char * buff)
 
 #ifdef USE_FLASHFS
     case BLACKBOX_DEVICE_FLASH:
-        storageDeviceIsWorking = flashfsIsSupported();
         if (storageDeviceIsWorking) {
             const flashGeometry_t *geometry = flashfsGetGeometry();
             storageTotal = geometry->totalSize / 1024;

src/main/io/osd.h

@@ -96,6 +96,7 @@ typedef enum {
     OSD_CORE_TEMPERATURE,
     OSD_ANTI_GRAVITY,
     OSD_G_FORCE,
+    OSD_LOG_STATUS,
     OSD_ITEM_COUNT // MUST BE LAST
 } osd_items_e;