mirror of https://github.com/acidanthera/audk.git
137 lines
4.7 KiB
C
137 lines
4.7 KiB
C
/** @file
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Provides platform policy services used during a capsule update.
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Copyright (c) 2016, Microsoft Corporation. All rights reserved.<BR>
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Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**/
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#include <PiDxe.h>
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#include <Library/CapsuleUpdatePolicyLib.h>
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/**
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Determine if the system power state supports a capsule update.
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@param[out] Good Returns TRUE if system power state supports a capsule
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update. Returns FALSE if system power state does not
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support a capsule update. Return value is only valid if
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return status is EFI_SUCCESS.
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@retval EFI_SUCCESS Good parameter has been updated with result.
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@retval EFI_INVALID_PARAMETER Good is NULL.
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@retval EFI_DEVICE_ERROR System power state can not be determined.
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**/
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EFI_STATUS
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EFIAPI
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CheckSystemPower (
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OUT BOOLEAN *Good
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)
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{
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*Good = TRUE;
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return EFI_SUCCESS;
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}
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/**
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Determines if the system thermal state supports a capsule update.
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@param[out] Good Returns TRUE if system thermal state supports a capsule
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update. Returns FALSE if system thermal state does not
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support a capsule update. Return value is only valid if
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return status is EFI_SUCCESS.
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@retval EFI_SUCCESS Good parameter has been updated with result.
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@retval EFI_INVALID_PARAMETER Good is NULL.
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@retval EFI_DEVICE_ERROR System thermal state can not be determined.
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**/
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EFI_STATUS
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EFIAPI
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CheckSystemThermal (
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OUT BOOLEAN *Good
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)
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{
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*Good = TRUE;
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return EFI_SUCCESS;
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}
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/**
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Determines if the system environment state supports a capsule update.
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@param[out] Good Returns TRUE if system environment state supports a capsule
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update. Returns FALSE if system environment state does not
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support a capsule update. Return value is only valid if
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return status is EFI_SUCCESS.
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@retval EFI_SUCCESS Good parameter has been updated with result.
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@retval EFI_INVALID_PARAMETER Good is NULL.
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@retval EFI_DEVICE_ERROR System environment state can not be determined.
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**/
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EFI_STATUS
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EFIAPI
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CheckSystemEnvironment (
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OUT BOOLEAN *Good
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)
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{
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*Good = TRUE;
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return EFI_SUCCESS;
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}
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/**
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Determines if the Lowest Supported Version checks should be performed. The
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expected result from this function is TRUE. A platform can choose to return
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FALSE (e.g. during manufacturing or servicing) to allow a capsule update to a
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version below the current Lowest Supported Version.
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@retval TRUE The lowest supported version check is required.
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@retval FALSE Do not perform lowest support version check.
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**/
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BOOLEAN
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EFIAPI
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IsLowestSupportedVersionCheckRequired (
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VOID
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)
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{
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return TRUE;
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}
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/**
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Determines if the FMP device should be locked when the event specified by
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PcdFmpDeviceLockEventGuid is signaled. The expected result from this function
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is TRUE so the FMP device is always locked. A platform can choose to return
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FALSE (e.g. during manufacturing) to allow FMP devices to remain unlocked.
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@retval TRUE The FMP device lock action is required at lock event guid.
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@retval FALSE Do not perform FMP device lock at lock event guid.
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**/
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BOOLEAN
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EFIAPI
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IsLockFmpDeviceAtLockEventGuidRequired (
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VOID
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)
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{
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return TRUE;
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}
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