avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/tk1-loader.sh

@@ -0,0 +1,121 @@
+#!/bin/bash
+
+CONFIG_FILE=".tk1_loader_config"
+
+# --- Internal Drivers ---
+run_shofel2_t124() { sudo "$1" PAYLOAD "$2"; }
+run_fusee_glee() { sudo "$1" "$2"; }
+run_tegrarcm() { sudo "$1" --bootloader "$2" --loadaddr 0x80108000; }
+
+load_config() { [ -f "$CONFIG_FILE" ] && source "$CONFIG_FILE"; }
+
+save_config() {
+  {
+    echo "TOOL_TYPE=\"$TOOL_TYPE\""
+    echo "TOOL_PATH=\"$TOOL_PATH\""
+    echo "DEFAULT_PAYLOAD=\"$DEFAULT_PAYLOAD\""
+    echo "CUSTOM_CMD=\"$CUSTOM_CMD\""
+  } >"$CONFIG_FILE"
+}
+
+select_payload_file() {
+  echo "--> Scanning all subdirectories for .bin files..."
+
+  mapfile -t candidates < <(find . -type f -name "*.bin" -not -path "*/.*")
+
+  if [ ${#candidates[@]} -eq 0 ]; then
+    echo " [!] No .bin files found in $(pwd) or its subfolders."
+    read -e -p "Please enter the path manually: " selected
+  else
+    echo "-------------------------------------"
+    echo "Found ${#candidates[@]} bin files:"
+    for i in "${!candidates[@]}"; do
+      display_path=${candidates[$i]#./}
+      echo " [$i] $display_path"
+    done
+    echo " [c] Custom Path"
+    echo "-------------------------------------"
+
+    read -p "Selection: " choice
+    if [[ "$choice" == "c" ]]; then
+      read -e -p "Enter path: " selected
+    elif [[ "$choice" =~ ^[0-9]+$ ]] && [ "$choice" -lt "${#candidates[@]}" ]; then
+      selected="${candidates[$choice]}"
+    else
+      echo "Invalid selection."
+      exit 1
+    fi
+  fi
+  echo "$selected"
+}
+
+do_setup() {
+  echo "=== TK1 Loader Setup ==="
+  echo "1) shofel2_T124 | 2) fusee_glee | 3) tegrarcm | 4) Custom"
+  read -p "Tool Choice: " t_choice
+
+  case $t_choice in
+  1) TOOL_TYPE="shofel2_T124" ;;
+  2) TOOL_TYPE="fusee_glee" ;;
+  3) TOOL_TYPE="tegrarcm" ;;
+  4) TOOL_TYPE="custom" ;;
+  *) exit 1 ;;
+  esac
+
+  read -e -p "Path to tool executable: " TOOL_PATH
+
+  if [ "$TOOL_TYPE" == "custom" ]; then
+    echo "Define your command (use \$TOOL_PATH and \$PAYLOAD_PATH):"
+    read -p "Example: sudo \$TOOL_PATH --flash \$PAYLOAD_PATH: " CUSTOM_CMD
+  fi
+
+  read -p "Set a default payload file now? (y/n): " set_def
+  if [[ "$set_def" == "y" ]]; then
+    DEFAULT_PAYLOAD=$(select_payload_file | tail -n 1)
+  fi
+
+  save_config
+  echo "Setup complete."
+}
+
+do_push() {
+  load_config
+  if [ -z "$TOOL_TYPE" ]; then
+    echo "Not configured. Run: $0 setup"
+    exit 1
+  fi
+
+  # Determine which file to use
+  if [ -n "$DEFAULT_PAYLOAD" ] && [ -f "$DEFAULT_PAYLOAD" ]; then
+    FINAL_FILE="$DEFAULT_PAYLOAD"
+    echo "--> Using default: $FINAL_FILE"
+  else
+    # We need to capture the output but let the user interact with the menu
+    # This trick redirects the menu to stderr so it shows up, while the result goes to the variable
+    exec 3>&1
+    FINAL_FILE=$(select_payload_file 1>&2 2>&3)
+    exec 3>&-
+  fi
+
+  if [ ! -f "$FINAL_FILE" ]; then
+    echo "Error: File '$FINAL_FILE' not found."
+    exit 1
+  fi
+
+  echo "--> Launching $TOOL_TYPE..."
+  case $TOOL_TYPE in
+  shofel2_T124) run_shofel2_t124 "$TOOL_PATH" "$FINAL_FILE" ;;
+  fusee_glee) run_fusee_glee "$TOOL_PATH" "$FINAL_FILE" ;;
+  tegrarcm) run_tegrarcm "$TOOL_PATH" "$FINAL_FILE" ;;
+  custom)
+    export TOOL_PATH="$TOOL_PATH"
+    export PAYLOAD_PATH="$FINAL_FILE"
+    eval "$CUSTOM_CMD"
+    ;;
+  esac
+}
+
+case "$1" in
+setup) do_setup ;;
+*) do_push ;;
+esac