1 files changed, 139 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/LynxPoint/Protocol/PchReset/PchReset.h b/ReferenceCode/Chipset/LynxPoint/Protocol/PchReset/PchReset.h
new file mode 100644
index 0000000..f11a744
--- /dev/null
+++ b/ReferenceCode/Chipset/LynxPoint/Protocol/PchReset/PchReset.h
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+/** @file
+  PCH Reset Protocol
+
+@copyright
+  Copyright (c) 2011 - 2012 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.
+
+  This file contains a 'Sample Driver' and is licensed as such
+  under the terms of your license agreement with Intel or your
+  vendor.  This file may be modified by the user, subject to
+  the additional terms of the license agreement
+**/
+#ifndef _PCH_RESET_H_
+#define _PCH_RESET_H_
+
+///
+/// GUID for the PCH Reset Protocol
+///
+/// EDK and EDKII have different GUID formats
+///
+#if !defined(EDK_RELEASE_VERSION) || (EDK_RELEASE_VERSION < 0x00020000)
+#define PCH_RESET_PROTOCOL_GUID \
+  { \
+    0xdb63592c, 0xb8cc, 0x44c8, 0x91, 0x8c, 0x51, 0xf5, 0x34, 0x59, 0x8a, 0x5a \
+  }
+#define PCH_RESET_CALLBACK_PROTOCOL_GUID \
+  { \
+    0x3a3300ab, 0xc929, 0x487d, 0xab, 0x34, 0x15, 0x9b, 0xc1, 0x35, 0x62, 0xc0 \
+  }
+#else
+#define PCH_RESET_PROTOCOL_GUID \
+  { \
+    0xdb63592c, 0xb8cc, 0x44c8, \
+    { \
+      0x91, 0x8c, 0x51, 0xf5, 0x34, 0x59, 0x8a, 0x5a \
+    } \
+  }
+#define PCH_RESET_CALLBACK_PROTOCOL_GUID \
+  { \
+    0x3a3300ab, 0xc929, 0x487d, \
+    { \
+      0xab, 0x34, 0x15, 0x9b, 0xc1, 0x35, 0x62, 0xc0 \
+    } \
+  }
+#endif
+
+#define EFI_CAPSULE_VARIABLE_NAME           L"CapsuleUpdateData"
+
+//
+// Extern the GUID for protocol users.
+//
+extern EFI_GUID                             gPchResetProtocolGuid;
+extern EFI_GUID                             gPchResetCallbackProtocolGuid;
+
+//
+// Forward reference for ANSI C compatibility
+//
+typedef struct _PCH_RESET_PROTOCOL          PCH_RESET_PROTOCOL;
+
+typedef struct _PCH_RESET_CALLBACK_PROTOCOL PCH_RESET_CALLBACK_PROTOCOL;
+
+//
+// Related Definitions
+//
+///
+/// PCH Reset Types
+///
+typedef enum {
+  ColdReset,
+  WarmReset,
+  ShutdownReset,
+  PowerCycleReset,
+  GlobalReset,
+  GlobalResetWithEc
+} PCH_RESET_TYPE;
+
+//
+// Member functions
+//
+/**
+  Execute Pch Reset from the host controller.
+
+  @param[in] This                 Pointer to the PCH_RESET_PROTOCOL instance.
+  @param[in] PchResetType         Pch Reset Types which includes ColdReset, WarmReset, ShutdownReset,
+                                  PowerCycleReset, GlobalReset, GlobalResetWithEc
+
+  @retval EFI_SUCCESS             Successfully completed.
+  @retval EFI_INVALID_PARAMETER   If ResetType is invalid.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *PCH_RESET) (
+  IN     PCH_RESET_PROTOCOL       * This,
+  IN     PCH_RESET_TYPE           PchResetType
+  );
+
+/**
+  Execute call back function for Pch Reset.
+
+  @param[in] PchResetType         Pch Reset Types which includes PowerCycle, Globalreset.
+
+  @retval EFI_SUCCESS             The callback function has been done successfully
+  @retval EFI_NOT_FOUND           Failed to find Pch Reset Callback protocol. Or, none of
+                                  callback protocol is installed.
+  @retval Others                  Do not do any reset from PCH
+**/
+typedef
+EFI_STATUS
+(EFIAPI *PCH_RESET_CALLBACK) (
+  IN     PCH_RESET_TYPE           PchResetType
+  );
+
+///
+/// Interface structure for the Pch Reset Protocol
+///
+struct _PCH_RESET_PROTOCOL {
+  PCH_RESET Reset;
+};
+
+///
+/// PCH_RESET_CALLBACK_PROTOCOL Structure Definition
+///
+/// This protocol is used to execute PCH Reset from the host controller.
+/// The PCH Reset protocol and PCH Reset PPI implement the Intel (R) PCH Reset Interface
+/// for DXE and PEI environments, respectively. If other drivers need to run their
+/// callback function right before issuing the reset, they can install PCH Reset
+/// Callback Protocol/PPI before PCH Reset DXE/PEI driver to achieve that.
+///
+struct _PCH_RESET_CALLBACK_PROTOCOL {
+  PCH_RESET_CALLBACK  ResetCallback;
+};
+
+#endif