3cbfba02fe
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
95 lines
2.1 KiB
C
95 lines
2.1 KiB
C
/*++
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Copyright (c) 1999 - 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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TcoReset.h
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Abstract:
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Protocol to communicate with ICH TCO.
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GUID Info:
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{A6A79162-E325-4c30-BCC3-59373064EFB3}
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0xa6a79162, 0xe325, 0x4c30, 0xbc, 0xc3, 0x59, 0x37, 0x30, 0x64, 0xef, 0xb3);
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--*/
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#ifndef _TCO_RESET_H_
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#define _TCO_RESET_H_
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#define EFI_TCO_RESET_PROTOCOL_GUID \
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{0xa6a79162, 0xe325, 0x4c30, 0xbc, 0xc3, 0x59, 0x37, 0x30, 0x64, 0xef, 0xb3}
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typedef struct _EFI_TCO_RESET_PROTOCOL EFI_TCO_RESET_PROTOCOL;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCO_RESET_PROTOCOL_ENABLE_TCO_RESET) (
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IN UINT32 *RcrbGcsSaveValue
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)
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/*++
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Routine Description:
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Enables the TCO timer to reset the system in case of a system hang. This is
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used when writing the clock registers.
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Arguments:
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RcrbGcsSaveValue - This is the value of the RCRB GCS register before it is
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changed by this procedure. This will be used to restore
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the settings of this register in PpiDisableTcoReset.
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Returns:
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EFI_STATUS
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--*/
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;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCO_RESET_PROTOCOL_DISABLE_TCO_RESET) (
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OUT UINT32 RcrbGcsRestoreValue
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)
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/*++
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Routine Description:
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Disables the TCO timer. This is used after writing the clock registers.
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Arguments:
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RcrbGcsRestoreValue - Value saved in PpiEnableTcoReset so that it can
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restored.
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Returns:
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EFI_STATUS
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--*/
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;
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typedef struct _EFI_TCO_RESET_PROTOCOL {
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EFI_TCO_RESET_PROTOCOL_ENABLE_TCO_RESET EnableTcoReset;
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EFI_TCO_RESET_PROTOCOL_DISABLE_TCO_RESET DisableTcoReset;
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} EFI_TCO_RESET_PROTOCOL;
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extern EFI_GUID gEfiTcoResetProtocolGuid;
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#endif
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