From 91af40fd7c37e44f467d4abee8de110a9a61e428 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@hey.com>
Date: Thu, 30 Apr 2026 17:26:14 +0200
Subject: [PATCH] Enable fred=on on intel ptl machines

---
 install/config/all.sh                 |  1 +
 install/config/hardware/intel/fred.sh | 18 ++++++++++++++++++
 migrations/1777546300.sh              |  9 +++++++++
 3 files changed, 28 insertions(+)
 create mode 100644 install/config/hardware/intel/fred.sh
 create mode 100644 migrations/1777546300.sh

diff --git a/install/config/all.sh b/install/config/all.sh
index 78f249ec..2fd0f02c 100644
--- a/install/config/all.sh
+++ b/install/config/all.sh
@@ -44,6 +44,7 @@ run_logged $OMARCHY_INSTALL/config/hardware/intel/lpmd.sh
 run_logged $OMARCHY_INSTALL/config/hardware/intel/thermald.sh
 run_logged $OMARCHY_INSTALL/config/hardware/intel/ipu7-camera.sh
 run_logged $OMARCHY_INSTALL/config/hardware/intel/ptl-kernel.sh
+run_logged $OMARCHY_INSTALL/config/hardware/intel/fred.sh
 run_logged $OMARCHY_INSTALL/config/hardware/intel/fix-wifi7-eht.sh
 
 run_logged $OMARCHY_INSTALL/config/hardware/dell/fix-xps-haptic-touchpad.sh
diff --git a/install/config/hardware/intel/fred.sh b/install/config/hardware/intel/fred.sh
new file mode 100644
index 00000000..c25e4c79
--- /dev/null
+++ b/install/config/hardware/intel/fred.sh
@@ -0,0 +1,18 @@
+# Enable Flexible Return and Event Delivery on Intel Panther Lake.
+
+DROP_IN="/etc/limine-entry-tool.d/intel-panther-lake-fred.conf"
+DEFAULT_LIMINE="/etc/default/limine"
+
+if omarchy-hw-intel-ptl; then
+  if [[ ! -f $DROP_IN ]] || ! grep -q 'fred=on' "$DROP_IN"; then
+    sudo mkdir -p /etc/limine-entry-tool.d
+    cat <<EOF | sudo tee "$DROP_IN" >/dev/null
+# Intel Panther Lake FRED support
+KERNEL_CMDLINE[default]+=" fred=on"
+EOF
+  fi
+
+  if [[ -f $DEFAULT_LIMINE ]] && ! grep -q 'fred=on' "$DEFAULT_LIMINE"; then
+    sudo tee -a "$DEFAULT_LIMINE" < "$DROP_IN" >/dev/null
+  fi
+fi
diff --git a/migrations/1777546300.sh b/migrations/1777546300.sh
new file mode 100644
index 00000000..fc40e222
--- /dev/null
+++ b/migrations/1777546300.sh
@@ -0,0 +1,9 @@
+echo "Enable FRED on Intel Panther Lake systems"
+
+DEFAULT_LIMINE="/etc/default/limine"
+
+if omarchy-hw-intel-ptl && [[ -f $DEFAULT_LIMINE ]] && ! grep -q 'fred=on' "$DEFAULT_LIMINE"; then
+  source "$OMARCHY_PATH/install/config/hardware/intel/fred.sh"
+
+  sudo limine-update
+fi