Merge pull request #1081 from osy/fix-dmac

Add DMAC device for AppleVTD support
osy · Apr 17, 2023 · 147b2c7 · 147b2c7
2 parents 2bccb75 + 7b1b152
commit 147b2c7
Show file tree

Hide file tree

Showing 3 changed files with 46 additions and 6 deletions.
diff --git a/ACPI/SSDT-VTd.asl b/ACPI/SSDT-VTd.asl
@@ -0,0 +1,44 @@
+/**
+ * AppleVTD support
+ */
+DefinitionBlock ("", "SSDT", 2, "OSY86 ", "AppleVTD", 0x00001000)
+{
+    External (\_SB_.PCI0.LPCB, DeviceObj)    // (from opcode)
+
+    Scope (\_SB.PCI0.LPCB)
+    {
+        Device (DMAC)
+        {
+            Name (_HID, EisaId ("PNP0200"))  // _HID: Hardware ID
+            Name (_CRS, ResourceTemplate ()  // _CRS: Current Resource Settings
+            {
+                IO (Decode16,
+                    0x0000,             // Range Minimum
+                    0x0000,             // Range Maximum
+                    0x01,               // Alignment
+                    0x20,               // Length
+                    )
+                IO (Decode16,
+                    0x0081,             // Range Minimum
+                    0x0081,             // Range Maximum
+                    0x01,               // Alignment
+                    0x11,               // Length
+                    )
+                IO (Decode16,
+                    0x0093,             // Range Minimum
+                    0x0093,             // Range Maximum
+                    0x01,               // Alignment
+                    0x0D,               // Length
+                    )
+                IO (Decode16,
+                    0x00C0,             // Range Minimum
+                    0x00C0,             // Range Maximum
+                    0x01,               // Alignment
+                    0x20,               // Length
+                    )
+                DMA (Compatibility, NotBusMaster, Transfer8_16, )
+                    {4}
+            })
+        }
+    }
+}
diff --git a/Installer/data/OpenCore/source.txt b/Installer/data/OpenCore/source.txt
@@ -1,2 +1,2 @@
-https://github.com/dortania/build-repo/releases/download/OpenCorePkg-c72c258/OpenCore-0.9.2-RELEASE.zip
-09b1e89797c0344a453706973faf5d05913bd4aea9c83392a0df2334cd9ad7b9
+https://github.com/acidanthera/OpenCorePkg/releases/download/0.9.1/OpenCore-0.9.1-RELEASE.zip
+26c8d1e960e7fa4d6d61392770aff9d5abfafd68031660c1f20a991a6d746e36
diff --git a/OC/config.plist b/OC/config.plist
@@ -477,10 +477,6 @@
 			<true/>
 			<key>AppleXcpmCfgLock</key>
 			<true/>
-			<key>DisableIoMapper</key>
-			<true/>
-			<key>DisableIoMapperMapping</key>
-			<true/>
 			<key>DisableLinkeditJettison</key>
 			<true/>
 			<key>PanicNoKextDump</key>