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Diffstat (limited to 'src/southbridge/intel/bd82x6x/acpi')
-rw-r--r--src/southbridge/intel/bd82x6x/acpi/pch.asl8
-rw-r--r--src/southbridge/intel/bd82x6x/acpi/usb.asl13
2 files changed, 16 insertions, 5 deletions
diff --git a/src/southbridge/intel/bd82x6x/acpi/pch.asl b/src/southbridge/intel/bd82x6x/acpi/pch.asl
index cfa27d2b46..9f5033d759 100644
--- a/src/southbridge/intel/bd82x6x/acpi/pch.asl
+++ b/src/southbridge/intel/bd82x6x/acpi/pch.asl
@@ -254,10 +254,16 @@ Scope(\)
Method (_OSC, 4)
{
+ /*
+ * Arg0 - A Buffer containing a UUID
+ * Arg1 - An Integer containing a Revision ID of the buffer format
+ * Arg2 - An Integer containing a count of entries in Arg3
+ * Arg3 - A Buffer containing a list of DWORD capabilities
+ */
/* Check for XHCI */
If (LEqual (Arg0, ToUUID("7c9512a9-1705-4cb4-af7d-506a2423ab71")))
{
- Return (^XHC.POSC(Arg1, Arg2, Arg3))
+ Return (^XHC.POSC(Arg2, Arg3))
}
/* Check for PCIe */
diff --git a/src/southbridge/intel/bd82x6x/acpi/usb.asl b/src/southbridge/intel/bd82x6x/acpi/usb.asl
index 5f78e3e904..c5bc48d73d 100644
--- a/src/southbridge/intel/bd82x6x/acpi/usb.asl
+++ b/src/southbridge/intel/bd82x6x/acpi/usb.asl
@@ -140,13 +140,18 @@ Device (XHC)
Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake
- Method(POSC,3,Serialized)
+ Method(POSC,2,Serialized)
{
+ /*
+ * Arg0 - An Integer containing a count of entries in Arg3
+ * Arg1 - A Buffer containing a list of DWORD capabilities
+ */
+
// Create DWord field from the Capabilities Buffer
- CreateDWordField(Arg2,0,CDW1)
+ CreateDWordField(Arg1,0,CDW1)
// Check revision
- If(LNotEqual(Arg1,One)) {
+ If(LNotEqual(Arg0,One)) {
// Set unknown revision bit
Or(CDW1,0x8,CDW1)
}
@@ -179,7 +184,7 @@ Device (XHC)
And(X2PR, 0xFFFFFFF0, Local0)
Or(Local0, Local1, X2PR)
}
- Return(Arg2)
+ Return(Arg1)
}
// Leave USB ports on for to allow Wake from USB