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Diffstat (limited to 'qemu/roms/seabios/src/fw/acpi-dsdt-pci-crs.dsl')
-rw-r--r--qemu/roms/seabios/src/fw/acpi-dsdt-pci-crs.dsl90
1 files changed, 90 insertions, 0 deletions
diff --git a/qemu/roms/seabios/src/fw/acpi-dsdt-pci-crs.dsl b/qemu/roms/seabios/src/fw/acpi-dsdt-pci-crs.dsl
new file mode 100644
index 000000000..d4218914f
--- /dev/null
+++ b/qemu/roms/seabios/src/fw/acpi-dsdt-pci-crs.dsl
@@ -0,0 +1,90 @@
+/* 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)
+ }
+}