From 37cc00dfc0be88741f4e43f94ffe41cf9799ade0 Mon Sep 17 00:00:00 2001
From: Brad Stein <brad.stein@gmail.com>
Date: Fri, 6 Jun 2025 22:10:59 -0500
Subject: [PATCH] updates

---
 scripts/navka-core.sh | 23 +++++++++++------------
 1 file changed, 11 insertions(+), 12 deletions(-)

diff --git a/scripts/navka-core.sh b/scripts/navka-core.sh
index 3418ff1..180e589 100644
--- a/scripts/navka-core.sh
+++ b/scripts/navka-core.sh
@@ -19,12 +19,11 @@ G=/sys/kernel/config/usb_gadget/navka
 
 # 4) Tear down any previous half-built gadget
 if [[ -d $G ]]; then
-  echo "" >"$G/UDC" 2>/dev/null || true
+  echo '' >"$G/UDC" 2>/dev/null || true
+  sleep 0.2
   find "$G/configs" -type l -delete 2>/dev/null || true
-  for fn in "$G"/functions/*; do
-    [[ -d $fn ]] && rmdir "$fn" || true
-  done
-  rmdir "$G" 2>/dev/null || true
+  rm -rf "$G/functions"/* 2>/dev/null || true
+  rmdir "$G" || true
 fi
 
 # 5) Create gadget (boot-keyboard + UAC2 mic/spkr, 500 mA max)
@@ -43,11 +42,11 @@ mkdir -p "$G/functions/hid.usb0"
 echo 1  >"$G/functions/hid.usb0/protocol"
 echo 1  >"$G/functions/hid.usb0/subclass"
 echo 8  >"$G/functions/hid.usb0/report_length"
-echo -ne '\x05\x01\x09\x06\xa1\x01\x05\x07\x19\xe0\x29\xe7\x15\x00\x25'\
-'\x01\x75\x01\x95\x08\x81\x02\x95\x01\x75\x08\x81\x01\x95\x05\x75\x01'\
-'\x05\x08\x19\x01\x29\x05\x91\x02\x95\x01\x75\x03\x91\x01\x95\x06\x75'\
-'\x08\x15\x00\x25\x65\x05\x07\x19\x00\x29\x65\x81\x00\xc0' \
- >"$G/functions/hid.usb0/report_desc"
+cat >"$G/functions/hid.usb0/report_desc" <<'EOF'
+05 01 09 06 a1 01 05 07 19 e0 29 e7 15 00 25 01 75 01 95 08 81 02
+95 01 75 08 81 01 95 05 75 01 05 08 19 01 29 05 91 02 95 01 75 03
+91 01 95 06 75 08 15 00 25 65 05 07 19 00 29 65 81 00 c0
+EOF
 
 # # -- UAC2 Audio
 # mkdir -p $G/functions/uac2.usb0
@@ -57,8 +56,8 @@ echo -ne '\x05\x01\x09\x06\xa1\x01\x05\x07\x19\xe0\x29\xe7\x15\x00\x25'\
 
 # -- Config
 mkdir -p $G/configs/c.1/strings/0x409
-echo "Config 1" > $G/configs/c.1/strings/0x409/configuration
-echo 500        > $G/configs/c.1/MaxPower
+echo 'Kbd only' >"$G/configs/c.1/strings/0x409/configuration"
+echo 250        > $G/configs/c.1/MaxPower
 
 # -- Bindings
 ln -s $G/functions/hid.usb0  $G/configs/c.1/