diff options
| -rw-r--r-- | OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c index 58531a800b..9faab8521e 100644 --- a/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c +++ b/OvmfPkg/Library/PlatformBdsLib/BdsPlatform.c @@ -773,6 +773,18 @@ PciInitialization ( }
+VOID
+AcpiInitialization (
+ VOID
+ )
+{
+ //
+ // Set ACPI SCI_EN bit in PMCNTRL
+ //
+ IoOr16 ((PciRead32 (PCI_LIB_ADDRESS (0, 1, 3, 0x40)) & ~BIT0) + 4, BIT0);
+}
+
+
EFI_STATUS
EFIAPI
ConnectRecursivelyIfPciMassStorage (
@@ -933,6 +945,7 @@ Returns: BdsLibConnectAll ();
PciInitialization ();
+ AcpiInitialization ();
//
// Clear the logo after all devices are connected.
|