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diff --git a/MiscFramework/Ppi/AtaController/AtaController.h b/MiscFramework/Ppi/AtaController/AtaController.h
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+++ b/MiscFramework/Ppi/AtaController/AtaController.h
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+//
+// This file contains 'Framework Code' and is licensed as such 
+// under the terms of your license agreement with Intel or your
+// vendor.  This file may not be modified, except as allowed by
+// additional terms of your license agreement.                 
+//
+/*++
+
+Copyright (c)  1999 - 2002 Intel Corporation. All rights reserved
+This software and associated documentation (if any) is furnished
+under a license and may only be used or copied in accordance
+with the terms of the license. Except as permitted by such
+license, no part of this software or documentation may be
+reproduced, stored in a retrieval system, or transmitted in any
+form or by any means without the express written consent of
+Intel Corporation.
+
+
+Module Name:
+
+  AtaController.h
+
+Abstract:
+
+  ATA Controller PPI as defined in EFI 2.0
+
+  This code abstracts the PEI core to provide ATA services.
+
+--*/
+
+#ifndef _PEI_ATA_CONTROLLER_PPI_H_
+#define _PEI_ATA_CONTROLLER_PPI_H_
+
+#define PEI_ATA_CONTROLLER_PPI_GUID \
+  { \
+    0xa1e2176f, 0xcbda, 0x4f32, 0x87, 0x56, 0x7d, 0x7a, 0xe5, 0x22, 0xd6, 0x93 \
+  }
+
+#define PEI_ICH_IDE_NONE        0x00
+#define PEI_ICH_IDE_PRIMARY     0x01
+#define PEI_ICH_IDE_SECONDARY   0x02
+#define PEI_ICH_SATA_NONE       0x04
+#define PEI_ICH_SATA_PRIMARY    0x08
+#define PEI_ICH_SATA_SECONDARY  0x010
+
+EFI_FORWARD_DECLARATION (PEI_ATA_CONTROLLER_PPI);
+
+typedef
+EFI_STATUS
+(EFIAPI *PEI_ENABLE_ATA) (
+  IN EFI_PEI_SERVICES               **PeiServices,
+  IN PEI_ATA_CONTROLLER_PPI         * This,
+  IN UINT8                          ChannelMask
+  );
+
+typedef struct _PEI_ATA_CONTROLLER_PPI {
+  PEI_ENABLE_ATA  EnableAtaChannel;
+} PEI_ATA_CONTROLLER_PPI;
+
+extern EFI_GUID gPeiAtaControllerPpiGuid;
+
+#endif