diff --git a/CHANGELOG.md b/CHANGELOG.md index 185d109f0..16da131f4 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -15,6 +15,7 @@ - Fix AppleALC support in Mojave - Fix TeraScale 1 GPU detection - Enable Graphics Acceleration on legacy GPUs by default +- Automatically disable AMD TeraScale 2 GPUs in MacBook Pros ## 0.1.0 - Fix crash on iMacs with Metal GPUs diff --git a/Resources/Build.py b/Resources/Build.py index d54bac2ad..e672b3a1c 100644 --- a/Resources/Build.py +++ b/Resources/Build.py @@ -512,25 +512,11 @@ class BuildOpenCore: plistlib.dump(agpm_config, Path(new_agpm_ls).open("wb"), sort_keys=True) plistlib.dump(amc_config, Path(new_amc_ls).open("wb"), sort_keys=True) - #if self.model in ModelArray.SandyIGPU: - # print("- Adding AppleIntelSNBGraphicsFB patch") - # if self.model == "MacBookPro8,1": - # x = b'Mac-94245B3640C91C81' - # elif self.model == "MacBookPro8,2": - # x = b'Mac-94245A3940C91C80' - # elif self.model == "MacBookPro8,3": - # x = b'Mac-942459F5819B171B' - # elif self.model == "MacBookAir4,1": - # x = b'Mac-C08A6BB70A942AC2' - # elif self.model == "MacBookAir4,2": - # x = b'Mac-742912EFDBEE19B3' - # elif self.model == "Macmini5,1": - # x = b'Mac-8ED6AF5B48C039E1' - # elif self.model == "Macmini5,3": - # x = b'Mac-7BA5B2794B2CDB12' - # self.get_item_by_kv(self.config["Kernel"]["Patch"], "Identifier", "com.apple.driver.AppleIntelSNBGraphicsFB")["Enabled"] = True - # self.get_item_by_kv(self.config["Kernel"]["Patch"], "Identifier", "com.apple.driver.AppleIntelSNBGraphicsFB")["Find"] = binascii.unhexlify(str(binascii.hexlify(x),'ascii')) - # self.get_item_by_kv(self.config["Kernel"]["Patch"], "Identifier", "com.apple.driver.AppleIntelSNBGraphicsFB")["Replace"] = binascii.unhexlify(str(binascii.hexlify(self.spoofed_board.encode()),'ascii')) + if self.model in ["MacBookPro8,2", "MacBookPro8,3"]: + print("- Disabling unsupported TeraScale 2 dGPU") + self.config["NVRAM"]["Add"]["FA4CE28D-B62F-4C99-9CC3-6815686E30F9"]["gpu-power-prefs"] = binascii.unhexlify("01000000") + self.config["NVRAM"]["Delete"]["FA4CE28D-B62F-4C99-9CC3-6815686E30F9"] += ["gpu-power-prefs"] + self.config["DeviceProperties"]["Add"]["PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"] = {"name": binascii.unhexlify("23646973706C6179"), "IOName": "#display", "class-code": binascii.unhexlify("FFFFFFFF")} @staticmethod def get_item_by_kv(iterable, key, value): diff --git a/payloads/Config/config.plist b/payloads/Config/config.plist index 85c41e59a..98865152e 100644 --- a/payloads/Config/config.plist +++ b/payloads/Config/config.plist @@ -1084,6 +1084,8 @@ csr-active-config AAAAAA== + FA4CE28D-B62F-4C99-9CC3-6815686E30F9 + Delete @@ -1101,6 +1103,8 @@ boot-args + FA4CE28D-B62F-4C99-9CC3-6815686E30F9 + LegacyEnable