Restore HID++ for Nobara->Mac, keep Mac->Nobara monitor-only

scripts/kvm/to_mac.sh

@@ -1,12 +1,38 @@
 #!/bin/bash
 # KVM Switch: Nobara → Mac
-# Switches monitor to USB-C
-# Peripherals: manually press Easy-Switch to Channel 3
+# Switches monitor to USB-C and peripherals to Host 3 (Mac)
+#
+# Device mapping:
+#   Keyboard: device 0x02, feature 0x0A
+#   Mouse:    device 0x03, feature 0x0E
+#
+# Host mapping:
+#   Host 2 (0x01): Nobara
+#   Host 3 (0x02): Mac
+
+HIDAPITESTER="$HOME/bin/hidapitester"
 
 echo "Switching to Mac..."
+
+# 1. Switch Mouse to Host 3 (Mac)
+echo "  Mouse -> Mac..."
+"$HIDAPITESTER" --vidpid 046d/c548 --usage 0x0001 --usagePage 0xff00 \
+    --open --length 7 --send-output 0x10,0x03,0x0E,0x10,0x02,0x00,0x00 2>/dev/null || \
+    echo "  [WARN] Mouse switch failed"
+
+# 2. Switch Keyboard to Host 3 (Mac)
+echo "  Keyboard -> Mac..."
+"$HIDAPITESTER" --vidpid 046d/c548 --usage 0x0001 --usagePage 0xff00 \
+    --open --length 7 --send-output 0x10,0x02,0x0A,0x10,0x02,0x00,0x00 2>/dev/null || \
+    echo "  [WARN] Keyboard switch failed"
+
+# 3. Switch Monitor to USB-C
 echo "  Monitor -> USB-C..."
 if command -v ddcutil &>/dev/null; then
-    ddcutil setvcp 60 27 2>/dev/null && echo "Done! Press Easy-Switch for Channel 3" || echo "Monitor switch failed"
+    ddcutil setvcp 60 27 2>/dev/null || \
+        echo "  [WARN] Monitor switch failed"
 else
-    echo "ddcutil not installed: sudo dnf install ddcutil"
+    echo "  [WARN] ddcutil not installed"
 fi
+
+echo "Done!"