mirror of
https://github.com/dortania/OpenCore-Legacy-Patcher.git
synced 2026-04-14 04:38:20 +10:00
89 lines
4.4 KiB
Python
89 lines
4.4 KiB
Python
# Probe devices, return device entries
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# Copyright (C) 2021 Mykola Grymalyuk
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from __future__ import print_function
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import binascii
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import plistlib
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import subprocess
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from Resources import Constants, Utilities
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class pci_probe:
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def __init__(self):
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self.constants = Constants.Constants()
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# Converts given device IDs to DeviceProperty pathing, requires ACPI pathing as DeviceProperties shouldn't be used otherwise
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def deviceproperty_probe(self, vendor_id, device_id, acpi_path):
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gfxutil_output: str = subprocess.run([self.constants.gfxutil_path] + f"-v".split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT).stdout.decode()
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try:
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if acpi_path == "":
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acpi_path = "No ACPI Path Given"
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raise IndexError
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device_path = [line.strip().split("= ", 1)[1] for line in gfxutil_output.split("\n") if f'{vendor_id}:{device_id}'.lower() in line.strip() and acpi_path in line.strip()][0]
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return device_path
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except IndexError:
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print(f"- No DevicePath found for {vendor_id}:{device_id} ({acpi_path})")
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return ""
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# Returns the device path of parent controller
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def device_property_parent(self, device_path):
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device_path_parent = "/".join(device_path.split("/")[:-1])
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return device_path_parent
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def acpi_strip(self, acpi_path_full):
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# Strip IOACPIPlane:/_SB, remove 000's, convert ffff into 0 and finally make everything upper case
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# IOReg | gfxutil
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# IOACPIPlane:/_SB/PC00@0/DMI0@0 -> /PC00@0/DMI0@0
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# IOACPIPlane:/_SB/PC03@0/BR3A@0/SL09@ffff -> /PC03@0/BR3A@0/SL09@0
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# IOACPIPlane:/_SB/PC03@0/M2U0@150000 -> /PC03@0/M2U0@15
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# IOACPIPlane:/_SB/PC01@0/CHA6@100000 -> /PC01@0/CHA6@10
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# IOACPIPlane:/_SB/PC00@0/RP09@1d0000/PXSX@0 -> /PC00@0/RP09@1D/PXSX@0
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# IOACPIPlane:/_SB/PCI0@0/P0P2@10000 -> /PCI0@0/P0P2@1
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acpi_path = acpi_path_full.replace("IOACPIPlane:/_SB", "")
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acpi_path = acpi_path.replace("0000", "")
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acpi_path = acpi_path.replace("0001", "")
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acpi_path = acpi_path.replace("ffff", "0")
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acpi_path = acpi_path.upper()
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return acpi_path
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# Note gpu_probe should only be used on IGPU and GFX0 entries
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def gpu_probe(self, gpu_type):
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try:
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devices = plistlib.loads(subprocess.run(f"ioreg -r -n {gpu_type} -a".split(), stdout=subprocess.PIPE).stdout.decode().strip().encode())
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vendor_id = Utilities.hexswap(binascii.hexlify(devices[0]["vendor-id"]).decode()[:4])
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device_id = Utilities.hexswap(binascii.hexlify(devices[0]["device-id"]).decode()[:4])
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try:
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acpi_path = devices[0]["acpi-path"]
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acpi_path = self.acpi_strip(acpi_path)
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return vendor_id, device_id, acpi_path
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except KeyError:
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print(f"- No ACPI entry found for {gpu_type}")
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return vendor_id, device_id, ""
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except ValueError:
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print(f"- No IOService entry found for {gpu_type} (V)")
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return "", "", ""
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except IndexError:
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print(f"- No IOService entry found for {gpu_type} (I)")
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return "", "", ""
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def wifi_probe(self):
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devices = plistlib.loads(subprocess.run("ioreg -c IOPCIDevice -r -d2 -a".split(), stdout=subprocess.PIPE).stdout.decode().strip().encode())
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try:
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devices = [i for i in devices if i["class-code"] == binascii.unhexlify(self.constants.classcode_wifi)]
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vendor_id = Utilities.hexswap(binascii.hexlify(devices[0]["vendor-id"]).decode()[:4])
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device_id = Utilities.hexswap(binascii.hexlify(devices[0]["device-id"]).decode()[:4])
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ioname = devices[0]["IOName"]
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try:
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acpi_path = devices[0]["acpi-path"]
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acpi_path = self.acpi_strip(acpi_path)
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return vendor_id, device_id, ioname, acpi_path
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except KeyError:
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print(f"- No ACPI entry found for {vendor_id}:{device_id}")
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return vendor_id, device_id, ioname, ""
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except ValueError:
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print(f"- No IOService entry found for Wireless Card (V)")
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return "", "", "", ""
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except IndexError:
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print(f"- No IOService entry found for Wireless Card (I)")
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return "", "", "", ""
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