SsdtSerialPortFixupLib.h File Reference

Go to the source code of this file.

Functions
EFI_STATUS EFIAPI	BuildSsdtSerialPortTable (IN CONST CM_STD_OBJ_ACPI_TABLE_INFO *AcpiTableInfo, IN CONST CM_ARCH_COMMON_SERIAL_PORT_INFO *SerialPortInfo, IN CONST CHAR8 *Name, IN CONST UINT64 Uid, OUT EFI_ACPI_DESCRIPTION_HEADER **Table)
EFI_STATUS EFIAPI	FreeSsdtSerialPortTable (IN EFI_ACPI_DESCRIPTION_HEADER *Table)
EFI_STATUS EFIAPI	ValidateSerialPortInfo (IN CONST CM_ARCH_COMMON_SERIAL_PORT_INFO *SerialPortInfoTable, IN UINT32 SerialPortCount)

Detailed Description

Ssdt Serial Port Fixup Library

Copyright (c) 2020, Arm Limited. All rights reserved.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file SsdtSerialPortFixupLib.h.

Function Documentation

BuildSsdtSerialPortTable()

EFI_STATUS EFIAPI BuildSsdtSerialPortTable	(	IN CONST CM_STD_OBJ_ACPI_TABLE_INFO *	AcpiTableInfo,
		IN CONST CM_ARCH_COMMON_SERIAL_PORT_INFO *	SerialPortInfo,
		IN CONST CHAR8 *	Name,
		IN CONST UINT64	Uid,
		OUT EFI_ACPI_DESCRIPTION_HEADER **	Table
	)

Build a SSDT table describing the input serial port.

The table created by this function must be freed by FreeSsdtSerialTable.

Parameters

[in]	AcpiTableInfo	Pointer to the ACPI table information.
[in]	SerialPortInfo	Serial port to describe in the SSDT table.
[in]	Name	The Name to give to the Device. Must be a NULL-terminated ASL NameString e.g.: "DEV0", "DV15.DEV0", etc.
[in]	Uid	UID for the Serial Port.
[out]	Table	If success, pointer to the created SSDT table.

Return values

EFI_SUCCESS	Table generated successfully.
EFI_INVALID_PARAMETER	A parameter is invalid.
EFI_NOT_FOUND	Could not find information.
EFI_OUT_OF_RESOURCES	Could not allocate memory.

Definition at line 482 of file SsdtSerialPortFixupLib.c.

FreeSsdtSerialPortTable()

EFI_STATUS EFIAPI FreeSsdtSerialPortTable

(

IN EFI_ACPI_DESCRIPTION_HEADER *

Table

)

Free an SSDT table previously created by the BuildSsdtSerialTable function.

Parameters

[in]

Table

Pointer to a SSDT table allocated by the BuildSsdtSerialTable function.

Return values

EFI_SUCCESS

Success.

Definition at line 454 of file SsdtSerialPortFixupLib.c.

ValidateSerialPortInfo()

EFI_STATUS EFIAPI ValidateSerialPortInfo	(	IN CONST CM_ARCH_COMMON_SERIAL_PORT_INFO *	SerialPortInfoTable,
		IN UINT32	SerialPortCount
	)

Validate the Serial Port Information.

Parameters

[in]	SerialPortInfoTable	Table of CM_ARCH_COMMON_SERIAL_PORT_INFO.
[in]	SerialPortCount	Count of SerialPort in the table.

Return values

EFI_SUCCESS	Success.
EFI_INVALID_PARAMETER	Invalid parameter.

Definition at line 57 of file SsdtSerialPortFixupLib.c.