1 files changed, 105 insertions, 0 deletions
diff --git a/hw/i386/acpi-dsdt-pci-crs.dsl b/hw/i386/acpi-dsdt-pci-crs.dsl
new file mode 100644
index 0000000000..b375a19cf6
--- /dev/null
+++ b/hw/i386/acpi-dsdt-pci-crs.dsl
@@ -0,0 +1,105 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* PCI CRS (current resources) definition. */
+Scope(\_SB.PCI0) {
+
+    Name(CRES, ResourceTemplate() {
+        WordBusNumber(ResourceProducer, MinFixed, MaxFixed, PosDecode,
+            0x0000,             // Address Space Granularity
+            0x0000,             // Address Range Minimum
+            0x00FF,             // Address Range Maximum
+            0x0000,             // Address Translation Offset
+            0x0100,             // Address Length
+            ,, )
+        IO(Decode16,
+            0x0CF8,             // Address Range Minimum
+            0x0CF8,             // Address Range Maximum
+            0x01,               // Address Alignment
+            0x08,               // Address Length
+            )
+        WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
+            0x0000,             // Address Space Granularity
+            0x0000,             // Address Range Minimum
+            0x0CF7,             // Address Range Maximum
+            0x0000,             // Address Translation Offset
+            0x0CF8,             // Address Length
+            ,, , TypeStatic)
+        WordIO(ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
+            0x0000,             // Address Space Granularity
+            0x0D00,             // Address Range Minimum
+            0xFFFF,             // Address Range Maximum
+            0x0000,             // Address Translation Offset
+            0xF300,             // Address Length
+            ,, , TypeStatic)
+        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
+            0x00000000,         // Address Space Granularity
+            0x000A0000,         // Address Range Minimum
+            0x000BFFFF,         // Address Range Maximum
+            0x00000000,         // Address Translation Offset
+            0x00020000,         // Address Length
+            ,, , AddressRangeMemory, TypeStatic)
+        DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, NonCacheable, ReadWrite,
+            0x00000000,         // Address Space Granularity
+            0xE0000000,         // Address Range Minimum
+            0xFEBFFFFF,         // Address Range Maximum
+            0x00000000,         // Address Translation Offset
+            0x1EC00000,         // Address Length
+            ,, PW32, AddressRangeMemory, TypeStatic)
+    })
+
+    Name(CR64, ResourceTemplate() {
+        QWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
+            0x00000000,          // Address Space Granularity
+            0x8000000000,        // Address Range Minimum
+            0xFFFFFFFFFF,        // Address Range Maximum
+            0x00000000,          // Address Translation Offset
+            0x8000000000,        // Address Length
+            ,, PW64, AddressRangeMemory, TypeStatic)
+    })
+
+    Method(_CRS, 0) {
+        /* Fields provided by dynamically created ssdt */
+        External(P0S, IntObj)
+        External(P0E, IntObj)
+        External(P1V, IntObj)
+        External(P1S, BuffObj)
+        External(P1E, BuffObj)
+        External(P1L, BuffObj)
+
+        /* fixup 32bit pci io window */
+        CreateDWordField(CRES, \_SB.PCI0.PW32._MIN, PS32)
+        CreateDWordField(CRES, \_SB.PCI0.PW32._MAX, PE32)
+        CreateDWordField(CRES, \_SB.PCI0.PW32._LEN, PL32)
+        Store(P0S, PS32)
+        Store(P0E, PE32)
+        Store(Add(Subtract(P0E, P0S), 1), PL32)
+
+        If (LEqual(P1V, Zero)) {
+            Return (CRES)
+        }
+
+        /* fixup 64bit pci io window */
+        CreateQWordField(CR64, \_SB.PCI0.PW64._MIN, PS64)
+        CreateQWordField(CR64, \_SB.PCI0.PW64._MAX, PE64)
+        CreateQWordField(CR64, \_SB.PCI0.PW64._LEN, PL64)
+        Store(P1S, PS64)
+        Store(P1E, PE64)
+        Store(P1L, PL64)
+        /* add window and return result */
+        ConcatenateResTemplate(CRES, CR64, Local0)
+        Return (Local0)
+    }
+}