usb fix

scripts/daemon/lesavka-core.sh

@@ -6,6 +6,11 @@
 set -euo pipefail
 
 log() { printf '[lesavka-core] %s\n' "$*"; }
+cleanup() { echo "" >"$G/UDC" 2>/dev/null || true; }
+
+exec 2> >(tee -a /tmp/lesavka-core.debug.$(date +%s).log)
+set -x
+echo "[lesavka-core] running: $0 (sha1sum=$(sha1sum "$0" | cut -d' ' -f1))"
 
 #──────────────────────────────────────────────────
 # 1.  Ensure overlay + kernel modules
@@ -155,20 +160,45 @@ for s in fs hs ss; do
     ln -sf "$header_h"  "$F/streaming/class/$s/h"
 done
 
-# control‑interface header – share the very same directory
-mkdir -p "$F/control/header"
-# ln -sf "$header_h"  "$F/control/header/h"
-# for s in fs hs ss; do
-#     mkdir -p "$F/control/class/$s"
-#     ln -sf "$header_h"  "$F/control/class/$s/h"
-# done
+# ── 4.  Video‑Control interface ─────────────────────────────────────
+mkdir -p "$F/control/header/h"                    # real dir – mandatory
+mkdir -p "$F/control/class"                       # parent once
 
-echo 0x0 >"$F/control/terminal/camera/default/bmControls"    2>/dev/null || true
-echo 0x0 >"$F/control/processing/default/bmControls"         2>/dev/null || true
+echo "[lesavka-core] ★ directory tree just before links:"
+tree -L 3 "$F/control" | sed 's/^/[lesavka-core]  /'
+
+for s in fs hs ss; do
+    # ensure the per‑speed dir exists (created by kernel)
+    mkdir -p   "$F/control/class/$s"      # harmless if already there
+
+    # create the mandatory *symlink inside* that directory:
+    ln -snf ../../header/h  "$F/control/class/$s/h"
+done
+
+for s in fs hs ss; do
+    [ -L "$F/control/class/$s/h" ] || {
+        echo "[lesavka‑core] ❌ $s/h link missing, aborting" >&2
+        exit 1
+    }
+done
+
+echo "[lesavka-core] ★ directory tree just before bind:"
+tree -L 3 "$F/control" | sed 's/^/[lesavka-core]  /'
+
+for s in fs hs ss; do
+    [ -L "$F/control/class/$s" ] || {
+        echo "[lesavka-core] ❌ $s link missing, gadget aborting" >&2
+        exit 1
+    }
+done
+
+# optional: hide unsupported controls
+echo 0 >"$F/control/terminal/camera/default/bmControls"    2>/dev/null || true
+echo 0 >"$F/control/processing/default/bmControls"         2>/dev/null || true
 
 # friendly label
-# mkdir -p "$F/control/header/strings/0x409"
-# echo "Lesavka UVC" >"$F/control/header/strings/0x409/label"
+mkdir -p "$F/control/header/strings/0x409"
+echo "Lesavka UVC" >"$F/control/header/strings/0x409/label"
 
 # ----------------------- configuration -----------------------------
 mkdir -p "$G/configs/c.1/strings/0x409"