Upload BSD-licensed Vlv2TbltDevicePkg and Vlv2DeviceRefCodePkg to

https://svn.code.sf.net/p/edk2/code/trunk/edk2/, 

which are for MinnowBoard MAX open source project.


Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: David Wei <david.wei@intel.com>
Reviewed-by: Mike Wu <mike.wu@intel.com>
Reviewed-by: Hot Tian <hot.tian@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16599 6f19259b-4bc3-4df7-8a09-765794883524

Vlv2TbltDevicePkg/PlatformDxe/ExI.c

@@ -0,0 +1,83 @@
+/** @file
+
+  Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
+                                                                                   
+
+  This program and the accompanying materials are licensed and made available under
+
+  the terms and conditions of the BSD License that accompanies this distribution.  
+
+  The full text of the license may be found at                                     
+
+  http://opensource.org/licenses/bsd-license.php.                                  
+
+                                                                                   
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,            
+
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.    
+
+                                                                                   
+
+
+Module Name:
+
+
+  ExI.c
+
+Abstract:
+
+  ExI configuration based on setup option
+
+
+--*/
+
+
+#include "PlatformDxe.h"
+
+#define PchLpcPciCfg32(Register)  MmioRead32 (MmPciAddress (0, DEFAULT_PCI_BUS_NUMBER_PCH, PCI_DEVICE_NUMBER_PCH_LPC, 0, Register))
+
+//
+// Procedure: GetPmcBase
+//
+// Description: This function read content of B:D:F 0:31:0, offset 44h (for
+// PmcBase)
+//
+// Input: None
+//
+// Output:  32 bit PmcBase
+//
+UINT32
+GetPmcBase (
+  VOID
+  )
+{
+  return (PchLpcPciCfg32 (R_PCH_LPC_PMC_BASE) & B_PCH_LPC_PMC_BASE_BAR);
+}
+
+/**
+  Configure ExI.
+
+  @param ImageHandle    Pointer to the loaded image protocol for this driver
+  @param SystemTable    Pointer to the EFI System Table
+
+  @retval EFI_SUCCESS   The driver initializes correctly.
+**/
+VOID
+InitExI (
+  )
+{
+  EFI_STATUS                  Status;
+
+  SYSTEM_CONFIGURATION          SystemConfiguration;
+  UINTN       VarSize;
+
+  VarSize = sizeof(SYSTEM_CONFIGURATION);
+
+  Status = gRT->GetVariable(
+                  L"Setup",
+                  &gEfiNormalSetupGuid,
+                  NULL,
+                  &VarSize,
+                  &SystemConfiguration
+                  );