DxeBaseSerialPortLibHob.c File Reference

#include <Uefi.h>

Go to the source code of this file.

Functions
STATIC VOID EFIAPI	BaseSerialPortLibHobExitBootServicesEvent (IN EFI_EVENT Event, IN VOID *Context)
EFI_STATUS EFIAPI	DxeBaseSerialPortLibHobConstructor (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)

Variables
BOOLEAN	mBaseSerialPortLibHobAtRuntime

Detailed Description

UART Serial Port library functions.

Copyright (c) 2023, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file DxeBaseSerialPortLibHob.c.

Function Documentation

BaseSerialPortLibHobExitBootServicesEvent()

STATIC VOID EFIAPI BaseSerialPortLibHobExitBootServicesEvent	(	IN EFI_EVENT	Event,
		IN VOID *	Context
	)

Set mSerialIoUartLibAtRuntime flag as TRUE after ExitBootServices.

Parameters

[in]	Event	The Event that is being processed.
[in]	Context	The Event Context.

Definition at line 22 of file DxeBaseSerialPortLibHob.c.

DxeBaseSerialPortLibHobConstructor()

EFI_STATUS EFIAPI DxeBaseSerialPortLibHobConstructor	(	IN EFI_HANDLE	ImageHandle,
		IN EFI_SYSTEM_TABLE *	SystemTable
	)

The constructor function registers a callback for the ExitBootServices event.

Parameters

[in]	ImageHandle	The firmware allocated handle for the EFI image.
[in]	SystemTable	A pointer to the EFI System Table.

Return values

EFI_SUCCESS	The operation completed successfully.
other	Either the serial port failed to initialize or the ExitBootServices event callback registration failed.

Definition at line 42 of file DxeBaseSerialPortLibHob.c.

Variable Documentation

mBaseSerialPortLibHobAtRuntime

BOOLEAN mBaseSerialPortLibHobAtRuntime

extern

Definition at line 56 of file BaseSerialPortLibHob.c.