sys_patch.py: Add backend for MetallibSupportPkg

opencore_legacy_patcher/datasets/sys_patch_dict.py

@@ -2,11 +2,16 @@
 sys_patch_dict.py: Dictionary defining patch sets used during Root Volume patching (sys_patch.py)
 """
 
+import enum
 import packaging.version
 
 from . import os_data
 
 
+class DynamicPatchset(enum.Enum):
+    MetallibSupportPkg = "MetallibSupportPkg"
+
+
 class SystemPatchDictionary():
     """
     Library for generating patch sets for sys_patch.py and supporting modules
@@ -70,8 +75,8 @@ class SystemPatchDictionary():
         self.patchset_dict:        dict = {}
         self.marketing_version:     str = marketing_version
 
-        self.affected_by_cve_2024_23227: bool = self.__is_affect_by_cve_2024_23227()
-        self.metallib_directory:          str = self.__resolve_metallibsupportpkg()
+        self.affected_by_cve_2024_23227:    bool = self.__is_affect_by_cve_2024_23227()
+        self.metallib_directory: DynamicPatchset = DynamicPatchset.MetallibSupportPkg
 
         # XNU Kernel versions
         self.macOS_12_0_B7:       float = 21.1
@@ -149,13 +154,6 @@ class SystemPatchDictionary():
         return False
 
 
-    def __resolve_metallibsupportpkg(self) -> str:
-        """
-        Temporarily hard coded
-        """
-        return "/Library/Application Support/Dortania/MetallibSupportPkg/15.0-24A5327a"
-
-
     def _generate_sys_patch_dict(self):
         """
         Generates the sys_patch_dict dictionary
@@ -804,6 +802,12 @@ class SystemPatchDictionary():
                             "default.metallib": self.metallib_directory,
                         },
                     },
+                    "Remove": {
+                        "/System/Library/PrivateFrameworks/RenderBox.framework/Versions/A/Resources": [
+                            # For some reason Ivy Bridge can't tell the metallib lacks AIR64 support, and errors out
+                            "archive.metallib",
+                        ],
+                    },
                 },
 
                 # Primarily for AMD GCN GPUs