Add Windows GPU switching

CHANGELOG.md

@@ -19,6 +19,8 @@
   - AppleALC 1.6.3 release
   - WhateverGreen 1.5.2 release
   - FeatureUnlock 1.0.3 release
+- Allow iGPU/dGPU switching in Windows
+  - Applicable to MacBook Pros with Intel iGPU and Nvidia/AMD dGPU
 
 ## 0.2.4
 

OCLP-CLI.command

@@ -260,6 +260,7 @@ If you plan to create the USB for another machine, please select the "Change Mod
             ModelExample.MacPro.MacPro31_Modern_Kepler,
             ModelExample.MacPro.MacPro41_Upgrade,
             ModelExample.MacPro.MacPro41_Modern_AMD,
+            ModelExample.MacPro.MacPro41_51__Flashed_Modern_AMD,
         ]
         self.constants.validate = True
 

Resources/Build.py

@@ -684,6 +684,9 @@ class BuildOpenCore:
         if self.constants.validate is False:
             print("- Adding bootmgfw.efi BlessOverride")
             self.config["Misc"]["BlessOverride"] += ["\\EFI\\Microsoft\\Boot\\bootmgfw.efi"]
+        if self.model in ModelArray.dGPU_switch:
+            print("- Allowing GMUX switching in Windows")
+            self.config["Booter"]["Quirks"]["SignalAppleOS"] = True
 
     def set_smbios(self):
         spoofed_model = self.model

Resources/ModelArray.py

@@ -1149,3 +1149,19 @@ Missing_USB_Map = [
     "XServer2,1",
     "XServer3,1",
 ]
+
+dGPU_switch = [
+    # Allows iGPU and dGPU switching in Windows
+    "MacBookPro8,2",
+    "MacBookPro8,3",
+    "MacBookPro9,1",
+    "MacBookPro10,1",
+    "MacBookPro11,3",
+    "MacBookPro11,5",
+    "MacBookPro13,3",
+    "MacBookPro14,3",
+    "MacBookPro15,1",
+    "MacBookPro15,3",
+    "MacBookPro16,1",
+    "MacBookPro16,4",
+]

Resources/ModelExample.py

@@ -297,7 +297,7 @@ class MacPro:
     )
 
     MacPro41_Modern_AMD = device_probe.Computer(
-        # Upgraded model with AMD RX470, BCM94360CD
+        # Upgraded model with AMD RX470, BCM94360CD, Intel 660p
         # Booted through OpenCore
         real_model="MacPro4,1", 
         real_board_id="Mac-F221BEC8", 
@@ -317,4 +317,26 @@ class MacPro:
         ), 
         oclp_version="0.2.5", 
         opencore_version="REL-071-2021-07-02"
+    )
+
+    MacPro41_51__Flashed_Modern_AMD = device_probe.Computer(
+        # 4,1 flashed to 5,1, RX470, BCM94360CD, WD SN750 NVMe
+        real_model="MacPro5,1", 
+        real_board_id="Mac-F221BEC8", 
+        reported_model="MacPro5,1", 
+        reported_board_id="Mac-F221BEC8", 
+        gpus=[device_probe.AMD(vendor_id=4098, device_id=26591, class_code=196608, name="GFX0", model="Radeon RX 470/570", pci_path="PciRoot(0x0)/Pci(0x3,0x0)/Pci(0x0,0x0)")], 
+        igpu=None, 
+        dgpu=device_probe.AMD(vendor_id=4098, device_id=26591, class_code=196608, name="GFX0", model="Radeon RX 470/570", pci_path="PciRoot(0x0)/Pci(0x3,0x0)/Pci(0x0,0x0)"), 
+        storage=[
+            device_probe.SATAController(vendor_id=32902, device_id=14882, class_code=67073, name="SATA", model=None, pci_path="PciRoot(0x0)/Pci(0x1f,0x2)"), 
+            device_probe.NVMeController(vendor_id=5559, device_id=20482, class_code=67586, name="PXS3", model=None, pci_path="PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)/Pci(0x2,0x0)/Pci(0x0,0x0)", aspm=0)
+        ], 
+        wifi=device_probe.Broadcom(vendor_id=5348, device_id=17312, class_code=163840, name="PXS4", model=None, pci_path="PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)/Pci(0x4,0x0)/Pci(0x0,0x0)"), 
+        cpu=device_probe.CPU(
+            name="Intel(R) Xeon(R) CPU           W3520  @ 2.67GHz", 
+            flags=["FPU", "VME", "DE", "PSE", "TSC", "MSR", "PAE", "MCE", "CX8", "APIC", "SEP", "MTRR", "PGE", "MCA", "CMOV", "PAT", "PSE36", "CLFSH", "DS", "ACPI", "MMX", "FXSR", "SSE", "SSE2", "SS", "HTT", "TM", "PBE", "SSE3", "DTES64", "MON", "DSCPL", "VMX", "EST", "TM2", "SSSE3", "CX16", "TPR", "PDCM", "SSE4.1", "SSE4.2", "POPCNT"]
+        ), 
+        oclp_version="0.2.5", 
+        opencore_version="REL-071-2021-07-02"
     )