From 2ca02f5802e0c1716e19e628250bb0d2537b4f7a Mon Sep 17 00:00:00 2001
From: Mykola Grymalyuk <khronokernel@icloud.com>
Date: Mon, 24 Jan 2022 20:35:47 -0700
Subject: [PATCH] Limit Content Caching to Desktops by default

---
 resources/build.py     | 2 +-
 resources/constants.py | 1 +
 resources/defaults.py  | 5 +++++
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/resources/build.py b/resources/build.py
index edc21e1ba..11b844418 100644
--- a/resources/build.py
+++ b/resources/build.py
@@ -902,7 +902,7 @@ class BuildOpenCore:
         if self.constants.nvram_write is False:
             print("- Disabling Hardware NVRAM Write")
             self.config["NVRAM"]["WriteFlash"] = False
-        if self.get_item_by_kv(self.config["Kernel"]["Patch"], "Comment", "Reroute kern.hv_vmm_present patch (1)")["Enabled"] is True:
+        if self.get_item_by_kv(self.config["Kernel"]["Patch"], "Comment", "Reroute kern.hv_vmm_present patch (1)")["Enabled"] is True and self.constants.set_content_caching is True:
             # Add Content Caching patch
             print("- Fixing Content Caching support")
             if self.get_kext_by_bundle_path("RestrictEvents.kext")["Enabled"] is False:
diff --git a/resources/constants.py b/resources/constants.py
index ef01496a7..fc6248c41 100644
--- a/resources/constants.py
+++ b/resources/constants.py
@@ -182,6 +182,7 @@ class Constants:
         self.walkthrough = False  #            Enable Walkthrough
         self.disable_connectdrivers = False  # Disable ConnectDrivers (hibernation)
         self.allow_3rd_party_drives = True   # Allow ThridPartyDrives quirk
+        self.set_content_caching = False  #    Set Content Caching
 
         self.legacy_accel_support = [
             os_data.os_data.mojave,
diff --git a/resources/defaults.py b/resources/defaults.py
index ffc3385e1..6f1e186b9 100644
--- a/resources/defaults.py
+++ b/resources/defaults.py
@@ -84,6 +84,11 @@ class generate_defaults:
             settings.secure_status = False  # Modified root volume
             settings.allow_fv_root = True  #  Allow FileVault on broken seal
             # settings.amfi_status = True  #  Signed bundles, Don't need to explicitly set currently
+        
+        if "Book" in model:
+            settings.set_content_caching = False
+        else:
+            settings.set_content_caching = True
 
         custom_cpu_model_value = utilities.get_nvram("revcpuname", "4D1FDA02-38C7-4A6A-9CC6-4BCCA8B30102", decode=True)
         if custom_cpu_model_value is not None: