mirror of https://github.com/acidanthera/audk.git
91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
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/*++
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Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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PchExtendedReset.h
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Abstract:
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PCH Extended Reset Protocol
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--*/
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#ifndef _EFI_PCH_EXTENDED_RESET_H_
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#define _EFI_PCH_EXTENDED_RESET_H_
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//
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#define EFI_PCH_EXTENDED_RESET_PROTOCOL_GUID \
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{ \
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0xf0bbfca0, 0x684e, 0x48b3, 0xba, 0xe2, 0x6c, 0x84, 0xb8, 0x9e, 0x53, 0x39 \
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}
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extern EFI_GUID gEfiPchExtendedResetProtocolGuid;
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//
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// Forward reference for ANSI C compatibility
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//
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typedef struct _EFI_PCH_EXTENDED_RESET_PROTOCOL EFI_PCH_EXTENDED_RESET_PROTOCOL;
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//
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// Related Definitions
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//
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//
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// PCH Extended Reset Types
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//
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typedef struct {
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UINT8 PowerCycle : 1; // 0: Disabled*; 1: Enabled
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UINT8 GlobalReset : 1; // 0: Disabled*; 1: Enabled
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UINT8 SusPwrDnAck : 1; // 0: Do Nothing;
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// 1: GPIO[30](SUS_PWR_DN_ACK) level is set low prior to Global Reset(for systems with an embedded controller)
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UINT8 RsvdBits : 5; // Reserved fields for future expansion w/o protocol change
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} PCH_EXTENDED_RESET_TYPES;
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//
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// Member functions
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//
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typedef
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EFI_STATUS
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(EFIAPI *EFI_PCH_EXTENDED_RESET) (
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IN EFI_PCH_EXTENDED_RESET_PROTOCOL * This,
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IN PCH_EXTENDED_RESET_TYPES PchExtendedResetTypes
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);
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/*++
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Routine Description:
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Execute Pch Extended Reset from the host controller.
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Arguments:
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This - Pointer to the EFI_PCH_EXTENDED_RESET_PROTOCOL instance.
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PchExtendedResetTypes - Pch Extended Reset Types which includes PowerCycle, Globalreset.
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Returns:
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Does not return if the reset takes place.
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EFI_INVALID_PARAMETER - If ResetType is invalid.
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--*/
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//
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// Interface structure for the Pch Extended Reset Protocol
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//
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struct _EFI_PCH_EXTENDED_RESET_PROTOCOL {
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EFI_PCH_EXTENDED_RESET Reset;
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};
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#endif
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