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Probe hardware for Backlight pathing

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This commit is contained in:
Mykola Grymalyuk
2021-04-29 07:41:07 -06:00
parent cb307d852a
commit ef11715e79
5 changed files with 53 additions and 32 deletions
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49
Resources/Build.py
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@@ -286,38 +286,46 @@ class BuildOpenCore:
else:
self.config["DeviceProperties"]["Add"][hdef_path] = {"apple-layout-id": 90, "use-apple-layout-id": 1, "use-layout-id": 1, }
def backlight_path_detection(self):
if not self.constants.custom_model:
gfx0_path: str = subprocess.run([self.constants.gfxutil_path] + f"-f GFX0".split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT).stdout.decode()
try:
self.gfx0_path = [line.strip().split("= ", 1)[1] for line in gfx0_path.split("\n") if "GFX0" in line.strip()][0]
print(f"- Found GFX0 device at {self.gfx0_path}")
except IndexError:
print("- Failed to find GFX0 Device path, falling back on known logic")
if self.model == ["iMac11,1", "iMac11,3"]:
self.gfx0_path = "PciRoot(0x0)/Pci(0x3,0x0)/Pci(0x0,0x0)"
else:
self.gfx0_path = "PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"
else:
if self.model == ["iMac11,1", "iMac11,3"]:
self.gfx0_path = "PciRoot(0x0)/Pci(0x3,0x0)/Pci(0x0,0x0)"
else:
self.gfx0_path = "PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"
print(f"- Using known GFX0 path: {self.gfx0_path}")
def nvidia_patch(self):
def nvidia_patch(self, backlight_path):
self.constants.custom_mxm_gpu = True
if self.model in ["iMac11,1", "iMac11,2", "iMac11,3"]:
print("- Adding Nvidia Brightness Control and DRM patches")
if self.model == "iMac11,2":
backlight_path = "PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"
else:
backlight_path = "PciRoot(0x0)/Pci(0x3,0x0)/Pci(0x0,0x0)"
self.config["DeviceProperties"]["Add"][backlight_path] = {"@0,backlight-control": binascii.unhexlify("01000000"), "@0,built-in": binascii.unhexlify("01000000"), "shikigva": 256, "agdpmod": "vit9696"}
shutil.copy(self.constants.backlight_path, self.constants.kexts_path)
self.get_kext_by_bundle_path("AppleBacklightFixup.kext")["Enabled"] = True
elif self.model in ["iMac12,1", "iMac12,2"]:
print("- Adding Nvidia Brightness Control and DRM patches")
backlight_path = "PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"
self.config["DeviceProperties"]["Add"][backlight_path] = {"@0,backlight-control": binascii.unhexlify("01000000"), "@0,built-in": binascii.unhexlify("01000000"), "shikigva": 256}
print("- Disabling unsupported iGPU")
self.config["DeviceProperties"]["Add"]["PciRoot(0x0)/Pci(0x2,0x0)"] = {"name": binascii.unhexlify("23646973706C6179"), "IOName": "#display", "class-code": binascii.unhexlify("FFFFFFFF")}
shutil.copy(self.constants.backlight_path, self.constants.kexts_path)
self.get_kext_by_bundle_path("AppleBacklightFixup.kext")["Enabled"] = True
def amd_patch(self):
def amd_patch(self, backlight_path):
self.constants.custom_mxm_gpu = True
print("- Adding AMD DRM patches")
if self.model in ["iMac11,1", "iMac11,2", "iMac11,3"]:
if self.model == "iMac11,2":
backlight_path = "PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"
else:
backlight_path = "PciRoot(0x0)/Pci(0x3,0x0)/Pci(0x0,0x0)"
self.config["DeviceProperties"]["Add"][backlight_path] = {"shikigva": 80, "unfairgva": 1}
elif self.model in ["iMac12,1", "iMac12,2"]:
self.config["DeviceProperties"]["Add"]["PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)"] = {"shikigva": 80, "unfairgva": 1}
self.config["DeviceProperties"]["Add"][backlight_path] = {"shikigva": 80, "unfairgva": 1}
if self.model in ["iMac12,1", "iMac12,2"]:
print("- Disabling unsupported iGPU")
self.config["DeviceProperties"]["Add"]["PciRoot(0x0)/Pci(0x2,0x0)"] = {"name": binascii.unhexlify("23646973706C6179"), "IOName": "#display", "class-code": binascii.unhexlify("FFFFFFFF")}
elif self.model == "iMac10,1":
@@ -325,19 +333,22 @@ class BuildOpenCore:
# Check GPU Vendor
if self.constants.metal_build is True:
backlight_path_detection(self)
print("- Adding Metal GPU patches on request")
if self.constants.imac_vendor == "AMD":
amd_patch(self)
amd_patch(self, self.gfx0_path)
elif self.constants.imac_vendor == "Nvidia":
nvidia_patch(self)
nvidia_patch(self, self.gfx0_path)
else:
print("- Failed to find vendor")
elif not self.constants.custom_model:
self.check_pciid(True)
if self.constants.dgpu_vendor == self.constants.pci_amd_ati and self.constants.dgpu_device in ModelArray.AMDMXMGPUs:
amd_patch(self)
backlight_path_detection(self)
amd_patch(self, self.gfx0_path)
elif self.constants.dgpu_vendor == self.constants.pci_nvidia and self.constants.dgpu_device in ModelArray.NVIDIAMXMGPUs:
nvidia_patch(self)
backlight_path_detection(self)
nvidia_patch(self, self.gfx0_path)
if self.model in ModelArray.MacPro71:
print("- Adding Mac Pro, Xserve DRM patches")
self.config["NVRAM"]["Add"]["7C436110-AB2A-4BBB-A880-FE41995C9F82"]["boot-args"] += " shikigva=128 unfairgva=1 -wegtree"