Files
OpenCore-Legacy-Patcher/resources/generate_smbios.py
2021-10-08 12:53:06 -06:00

75 lines
3.4 KiB
Python

from data import smbios_data, os_data
from resources import utilities
def set_smbios_model_spoof(model):
try:
smbios_data.smbios_dictionary[model]["Screen Size"]
# Found mobile SMBIOS
if model.startswith("MacBookAir"):
if smbios_data.smbios_dictionary[model]["Screen Size"] == 13:
return "MacBookAir7,2"
elif smbios_data.smbios_dictionary[model]["Screen Size"] == 11:
return "MacBookAir7,1"
else:
# Unknown Model
raise Exception(f"Unknown SMBIOS for spoofing: {model}")
elif model.startswith("MacBookPro"):
if smbios_data.smbios_dictionary[model]["Screen Size"] == 13:
return "MacBookPro12,1"
elif smbios_data.smbios_dictionary[model]["Screen Size"] >= 15:
# 15" and 17"
try:
smbios_data.smbios_dictionary[model]["Switchable GPUs"]
return "MacBookPro11,5"
except KeyError:
return "MacBookPro11,4"
else:
# Unknown Model
raise Exception(f"Unknown SMBIOS for spoofing: {model}")
elif model.startswith("MacBook"):
if smbios_data.smbios_dictionary[model]["Screen Size"] == 13:
return "MacBookAir7,2"
elif smbios_data.smbios_dictionary[model]["Screen Size"] == 12:
return "MacBook9,1"
else:
# Unknown Model
raise Exception(f"Unknown SMBIOS for spoofing: {model}")
else:
# Unknown Model
raise Exception(f"Unknown SMBIOS for spoofing: {model}")
except KeyError:
# Found desktop model
if model.startswith("MacPro") or model.startswith("Xserve"):
return "MacPro7,1"
elif model.startswith("Macmini"):
return "Macmini7,1"
elif model.startswith("iMac"):
if smbios_data.smbios_dictionary[model]["Max OS Supported"] <= os_data.os_data.high_sierra:
# Models dropped in Mojave either do not have an iGPU, or should have them disabled
return "iMacPro1,1"
else:
return "iMac17,1"
else:
# Unknown Model
raise Exception(f"Unknown SMBIOS for spoofing: {model}")
def update_firmware_features(firmwarefeature):
# Adjust FirmwareFeature to support everything macOS requires
# APFS Bit (19/20): 10.13+ (OSInstall)
# Large BaseSystem Bit (35): 12.0 B7+ (patchd)
# https://github.com/acidanthera/OpenCorePkg/tree/2f76673546ac3e32d2e2d528095fddcd66ad6a23/Include/Apple/IndustryStandard/AppleFeatures.h
firmwarefeature |= 2 ** 19 # FW_FEATURE_SUPPORTS_APFS
firmwarefeature |= 2 ** 20 # FW_FEATURE_SUPPORTS_APFS_EXTRA
firmwarefeature |= 2 ** 35 # FW_FEATURE_SUPPORTS_LARGE_BASESYSTEM
return firmwarefeature
def generate_fw_features(model, custom):
if not custom:
firmwarefeature = utilities.get_rom("firmware-features")
if not firmwarefeature:
print("- Failed to find FirmwareFeatures, falling back on defaults")
firmwarefeature = int(smbios_data.smbios_dictionary[model]["FirmwareFeatures"], 16)
else:
firmwarefeature = int(smbios_data.smbios_dictionary[model]["FirmwareFeatures"], 16)
firmwarefeature = update_firmware_features(firmwarefeature)
return firmwarefeature