ScmiDxe.c File Reference

#include <Base.h>
#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Protocol/ArmScmiBaseProtocol.h>
#include <Protocol/ArmScmiClockProtocol.h>
#include <Protocol/ArmScmiPerformanceProtocol.h>
#include "ArmScmiBaseProtocolPrivate.h"
#include "ArmScmiClockProtocolPrivate.h"
#include "ArmScmiPerformanceProtocolPrivate.h"
#include "ScmiDxe.h"
#include "ScmiPrivate.h"

Go to the source code of this file.

Functions
EFI_STATUS EFIAPI	ArmScmiDxeEntryPoint (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)

Variables
STATIC CONST SCMI_PROTOCOL_ENTRY	Protocols []

Detailed Description

Copyright (c) 2017-2021, Arm Limited. All rights reserved.

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

Specification Reference:

• Arm System Control and Management Interface - Platform Design Document (https://developer.arm.com/documentation/den0056/)

Definition in file ScmiDxe.c.

Function Documentation

ArmScmiDxeEntryPoint()

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

ARM SCMI driver entry point function.

This function installs the SCMI Base protocol and a list of other protocols is queried using the Base protocol. If protocol is supported, driver will call each protocol init function to install the protocol on the ImageHandle.

Parameters

[in]	ImageHandle	Handle to this EFI Image which will be used to install Base, Clock and Performance protocols.
[in]	SystemTable	A pointer to boot time system table.

Return values

EFI_SUCCESS	Driver initalized successfully.
EFI_UNSUPPORTED	If SCMI base protocol version is not supported.
!(EFI_SUCCESS)	Other errors.

Definition at line 49 of file ScmiDxe.c.

Variable Documentation

Protocols

STATIC CONST SCMI_PROTOCOL_ENTRY Protocols[]

Initial value:

= {
  { ScmiProtocolIdBase,        ScmiBaseProtocolInit        },
  { ScmiProtocolIdPerformance, ScmiPerformanceProtocolInit },
  { ScmiProtocolIdClock,       ScmiClockProtocolInit       }
}

Definition at line 26 of file ScmiDxe.c.