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