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-rw-r--r--src/northbridge/intel/i945/acpi/i945.asl6
1 files changed, 1 insertions, 5 deletions
diff --git a/src/northbridge/intel/i945/acpi/i945.asl b/src/northbridge/intel/i945/acpi/i945.asl
index 5a932385d0..79fb371250 100644
--- a/src/northbridge/intel/i945/acpi/i945.asl
+++ b/src/northbridge/intel/i945/acpi/i945.asl
@@ -20,17 +20,13 @@
/* Operating System Capabilities Method */
Method (_OSC, 4)
{
- // Create DWord-addressable fields from the Capabilities Buffer
- CreateDWordField(Arg3, 0, CDW1)
- CreateDWordField(Arg3, 4, CDW2)
- CreateDWordField(Arg3, 8, CDW3)
-
/* Check for proper PCI/PCIe UUID */
If (LEqual(Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766")))
{
/* Let OS control everything */
Return(Arg3)
} Else {
+ CreateDWordField(Arg3, 0, CDW1)
Or(CDW1, 4, CDW1) // Unrecognized UUID, so set bit 2 to 1
Return(Arg3)
}