Fix panther lake adjustments

install/config/hardware/fix-intel-panther-lake-display.sh

@@ -3,9 +3,16 @@
 if lspci | grep -iE 'vga|3d|display' | grep -qi 'panther lake'; then
   echo "Detected Intel Panther Lake GPU, applying display fixes..."
 
+  PANTHER_LAKE_CMDLINE='KERNEL_CMDLINE[default]+=" xe.enable_psr=0 xe.enable_panel_replay=0 xe.enable_fbc=0 xe.enable_dc=0"'
+
   sudo mkdir -p /etc/limine-entry-tool.d
   cat <<EOF | sudo tee /etc/limine-entry-tool.d/intel-panther-lake-display.conf >/dev/null
 # Fix Panther Lake display issues by disabling Xe power-saving features
-KERNEL_CMDLINE[default]+=" xe.enable_psr=0 xe.enable_panel_replay=0 xe.enable_fbc=0 xe.enable_dc=0"
+$PANTHER_LAKE_CMDLINE
 EOF
+
+  # Also append to /etc/default/limine if it exists, since it overrides drop-in configs
+  if [ -f /etc/default/limine ] && ! grep -q 'xe.enable_psr' /etc/default/limine; then
+    echo "$PANTHER_LAKE_CMDLINE" | sudo tee -a /etc/default/limine >/dev/null
+  fi
 fi

install/login/limine-snapper.sh

@@ -32,6 +32,11 @@ EOF
   sudo cp $OMARCHY_PATH/default/limine/default.conf /etc/default/limine
   sudo sed -i "s|@@CMDLINE@@|$CMDLINE|g" /etc/default/limine
 
+  # Append any drop-in kernel cmdline configs (from hardware fix scripts, etc.)
+  for dropin in /etc/limine-entry-tool.d/*.conf; do
+    [ -f "$dropin" ] && cat "$dropin" | sudo tee -a /etc/default/limine >/dev/null
+  done
+
   # UKI and EFI fallback are EFI only
   if [[ -z $EFI ]]; then
     sudo sed -i '/^ENABLE_UKI=/d; /^ENABLE_LIMINE_FALLBACK=/d' /etc/default/limine