diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/intel/eagleheights/dsdt.asl | 45 |
1 files changed, 3 insertions, 42 deletions
diff --git a/src/mainboard/intel/eagleheights/dsdt.asl b/src/mainboard/intel/eagleheights/dsdt.asl index 507d250191..cb9ec8e948 100644 --- a/src/mainboard/intel/eagleheights/dsdt.asl +++ b/src/mainboard/intel/eagleheights/dsdt.asl @@ -179,50 +179,11 @@ DefinitionBlock ("DSDT", "DSDT", 1, "EAGLE", "COREBOOT", 0x0000001) Method (_OSC, 4) { /* Check for proper GUID */ - If (LEqual (Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))) - { - /* Create DWORD-adressable field from the Capabilities Buffer */ - CreateDWordField (Arg3, 0, CDW1) - CreateDWordField (Arg3, 4, CDW2) - CreateDWordField (Arg3, 8, CDW3) - - /* Save Capabilities DWord 2 & 3 */ - Store (CDW2, SUPP) - Store (CDW3, CTRL) - - /* Don't care of OS capabilites */ - /* We support nothing (maybe we should add PCIe Capability Structure Control) */ - And (CTRL, 0x00, CTRL) - - /* Query flag clear ? */ - If (Not (And (CDW1, 1))) + If (LEqual (Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))) { - /* Nothing to do */ + /* Let OS control everything */ + Return (Arg3) } - - /* Unknown revision ? */ - If (LNotEqual (Arg1, One)) - { - Or (CDW1, 0x08, CDW1) - } - - /* Capabilities bits masked ? */ - If (LNotEqual (CDW3, CTRL)) - { - Or (CDW1, 0x10, CDW1) - } - - /* Update DWORD3 in the buffer */ - Store (CTRL, CDW3) - - Return (Arg3) - } - Else - { - /* Unrecognized UUID */ - Or (CDW1, 4, CDW1) - Return (Arg3) - } } /* End _OSC */ Method (_PRT, 0, NotSerialized) |