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/** @file
Implementation of miscellaneous services in the UEFI Boot Services table for use in unit tests.
Copyright (c) Microsoft Corporation
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "UefiBootServicesTableLibUnitTest.h"
/**
Returns a monotonically increasing count for the platform.
@param[out] Count The pointer to returned value.
@retval EFI_SUCCESS The next monotonic count was returned.
@retval EFI_INVALID_PARAMETER Count is NULL.
@retval EFI_DEVICE_ERROR The device is not functioning properly.
**/
EFI_STATUS
EFIAPI
UnitTestGetNextMonotonicCount (
OUT UINT64 *Count
)
{
STATIC UINT64 StaticCount = 0;
*Count = StaticCount++;
return EFI_SUCCESS;
}
/**
Introduces a fine-grained stall.
@param Microseconds The number of microseconds to stall execution.
@retval EFI_SUCCESS Execution was stalled for at least the requested
amount of microseconds.
@retval EFI_NOT_AVAILABLE_YET gMetronome is not available yet
**/
EFI_STATUS
EFIAPI
UnitTestStall (
IN UINTN Microseconds
)
{
return EFI_NOT_AVAILABLE_YET;
}
/**
Sets the system's watchdog timer.
@param Timeout The number of seconds to set the watchdog timer to.
A value of zero disables the timer.
@param WatchdogCode The numeric code to log on a watchdog timer timeout
event. The firmware reserves codes 0x0000 to 0xFFFF.
Loaders and operating systems may use other timeout
codes.
@param DataSize The size, in bytes, of WatchdogData.
@param WatchdogData A data buffer that includes a Null-terminated Unicode
string, optionally followed by additional binary data.
The string is a description that the call may use to
further indicate the reason to be logged with a
watchdog event.
@return EFI_SUCCESS Timeout has been set
@return EFI_NOT_AVAILABLE_YET WatchdogTimer is not available yet
@return EFI_UNSUPPORTED System does not have a timer (currently not used)
@return EFI_DEVICE_ERROR Could not complete due to hardware error
**/
EFI_STATUS
EFIAPI
UnitTestSetWatchdogTimer (
IN UINTN Timeout,
IN UINT64 WatchdogCode,
IN UINTN DataSize,
IN CHAR16 *WatchdogData OPTIONAL
)
{
return EFI_NOT_AVAILABLE_YET;
}
/**
Connects one or more drivers to a controller.
@param ControllerHandle The handle of the controller to which driver(s) are to be connected.
@param DriverImageHandle A pointer to an ordered list handles that support the
EFI_DRIVER_BINDING_PROTOCOL.
@param RemainingDevicePath A pointer to the device path that specifies a child of the
controller specified by ControllerHandle.
@param Recursive If TRUE, then ConnectController() is called recursively
until the entire tree of controllers below the controller specified
by ControllerHandle have been created. If FALSE, then
the tree of controllers is only expanded one level.
@retval EFI_SUCCESS 1) One or more drivers were connected to ControllerHandle.
2) No drivers were connected to ControllerHandle, but
RemainingDevicePath is not NULL, and it is an End Device
Path Node.
@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
@retval EFI_NOT_FOUND 1) There are no EFI_DRIVER_BINDING_PROTOCOL instances
present in the system.
2) No drivers were connected to ControllerHandle.
@retval EFI_SECURITY_VIOLATION
The user has no permission to start UEFI device drivers on the device path
associated with the ControllerHandle or specified by the RemainingDevicePath.
**/
EFI_STATUS
EFIAPI
UnitTestConnectController (
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE *DriverImageHandle OPTIONAL,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,
IN BOOLEAN Recursive
)
{
return EFI_SUCCESS; // Return success for now
}
/**
Disconnects a controller from a driver
@param ControllerHandle ControllerHandle The handle of
the controller from which
driver(s) are to be
disconnected.
@param DriverImageHandle DriverImageHandle The driver to
disconnect from ControllerHandle.
@param ChildHandle ChildHandle The handle of the
child to destroy.
@retval EFI_SUCCESS One or more drivers were
disconnected from the controller.
@retval EFI_SUCCESS On entry, no drivers are managing
ControllerHandle.
@retval EFI_SUCCESS DriverImageHandle is not NULL,
and on entry DriverImageHandle is
not managing ControllerHandle.
@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
@retval EFI_INVALID_PARAMETER DriverImageHandle is not NULL,
and it is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL, and it
is not a valid EFI_HANDLE.
@retval EFI_OUT_OF_RESOURCES There are not enough resources
available to disconnect any
drivers from ControllerHandle.
@retval EFI_DEVICE_ERROR The controller could not be
disconnected because of a device
error.
**/
EFI_STATUS
EFIAPI
UnitTestDisconnectController (
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE DriverImageHandle OPTIONAL,
IN EFI_HANDLE ChildHandle OPTIONAL
)
{
return EFI_SUCCESS; // Return success for now
}
/**
Computes and returns a 32-bit CRC for a data buffer.
@param[in] Data A pointer to the buffer on which the 32-bit CRC is to be computed.
@param[in] DataSize The number of bytes in the buffer Data.
@param[out] Crc32 The 32-bit CRC that was computed for the data buffer specified by Data
and DataSize.
@retval EFI_SUCCESS The 32-bit CRC was computed for the data buffer and returned in
Crc32.
@retval EFI_INVALID_PARAMETER Data is NULL.
@retval EFI_INVALID_PARAMETER Crc32 is NULL.
@retval EFI_INVALID_PARAMETER DataSize is 0.
**/
EFI_STATUS
EFIAPI
UnitTestCalculateCrc32 (
IN VOID *Data,
IN UINTN DataSize,
OUT UINT32 *Crc32
)
{
if (Data == NULL || Crc32 == NULL || DataSize == 0) {
return EFI_INVALID_PARAMETER;
}
*Crc32 = CalculateCrc32 (Data, DataSize);
return EFI_SUCCESS;
}
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