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/** @file
Interface definition details between ME and platform drivers during DXE phase.
@copyright
Copyright (c) 2006 - 2013 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 _ME_PLATFORM_POLICY_H_
#define _ME_PLATFORM_POLICY_H_
///
/// ME policy provided by platform for DXE phase
/// This protocol provides an interface to get Intel ME Configuration information
///
#define DXE_PLATFORM_ME_POLICY_GUID \
{ \
0x69bf9e8a, 0x4ad6, 0x9a28, 0x87, 0xf3, 0x09, 0xa0, 0x71, 0x29, 0x2a, 0x00 \
}
///
/// Initial Revision
///
#define DXE_PLATFORM_ME_POLICY_PROTOCOL_REVISION_1 1
///
/// Remove MbpSecurity
///
#define DXE_PLATFORM_ME_POLICY_PROTOCOL_REVISION_2 2
extern EFI_GUID gDxePlatformMePolicyGuid;
#pragma pack(1)
typedef struct {
//
// Byte 0, bit definition for functionality enable/disable
//
UINT8 MeFwDownGrade : 1; ///< 0: Disabled; 1: Enabled
UINT8 MeLocalFwUpdEnabled : 1; ///< 0: Disabled; 1: Enabled
UINT8 Byte0ReservedBit2 : 1;
UINT8 EndOfPostEnabled : 1; ///< 0: Disabled; 1: Enabled
UINT8 EndOfPostDone : 1; ///< 0: Not yet; 1: Done
UINT8 MdesCapability : 1; ///< 0: Disabled; 1: Enabled
UINT8 SvtForPchCap: 1; ///< 0: Disabled; 1: Enabled
UINT8 MdesForBiosState : 1; ///< 0: Disabled; 1: Enabled
UINT8 ByteReserved[15]; ///< Byte 1-15 Reserved for other bit definitions in future
} ME_CONFIG;
///
/// ME ERROR Message ID
///
typedef enum {
MSG_EOP_ERROR = 0,
MSG_ME_FW_UPDATE_FAILED,
MSG_ASF_BOOT_DISK_MISSING,
MSG_KVM_TIMES_UP,
MSG_KVM_REJECTED,
MSG_HMRFPO_LOCK_FAILURE,
MSG_HMRFPO_UNLOCK_FAILURE,
MSG_ME_FW_UPDATE_WAIT,
MSG_ILLEGAL_CPU_PLUGGED_IN,
MSG_KVM_WAIT,
MSG_PLAT_DISABLE_WAIT,
MAX_ERROR_ENUM
} ME_ERROR_MSG_ID;
/**
Show Me Error message. This is to display localized message in
the console. This is used to display message strings in local
language. To display the message, the routine will check the
message ID and ConOut the message strings. For example, the
End of Post error displayed in English will be:
gST->ConOut->OutputString (gST->ConOut, L"Error sending End Of
Post message to ME\n"); It is recommended to clear the screen
before displaying the error message and keep the message on
the screen for several seconds.
A sample is provided, see ShowMeReportError () to retrieve
details.
@param[in] MsgId Me error message ID for displaying on screen message
@retval None
**/
typedef
VOID
(EFIAPI *ME_REPORT_ERROR) (
IN ME_ERROR_MSG_ID MsgId
);
typedef struct {
///
/// This member determines the SMBIOS OEM type (0x80 to 0xFF) defined in SMBIOS
/// Type 14 - Group Associations structure - item type. FVI structure uses it as
/// SMBIOS OEM type to provide MEBx, ME FW and reference code version information
///
UINT8 FviSmbiosType;
} ME_MISC_CONFIG;
#pragma pack()
///
/// ME DXE Platform Policy
/// This protocol provides information of the current Intel ME feature selection. Information is
/// passed from the platform code to the Intel ME Reference code using this structure. There are
/// 2 types of information, BIOS setup option and ME status information.
///
typedef struct _DXE_ME_POLICY_PROTOCOL {
///
/// Revision for the protocol structure
///
UINT8 Revision;
///
/// Intel ME feature selection enable/disable and firmware configuration information
///
ME_CONFIG MeConfig;
///
/// Support Localization for displaying on screen message
///
ME_REPORT_ERROR MeReportError;
///
/// Miscellaneous items
///
ME_MISC_CONFIG MeMiscConfig;
} DXE_ME_POLICY_PROTOCOL;
#endif
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