alder_lake_bios/Intel/AlderLake/AlderLakePlatSamplePkg/Sio/Nct6776fHwMonDxe/NctHwMon.c

71 lines
2.0 KiB
C

/** @file
Hardware Monitor entry point.
@copyright
Copyright (c) 2013-2015, Intel Corporation. All rights reserved.
This software and associated documentation (if any) is furnished
under a license and may only be used or copied in accordance
with the terms of the license. Except as permitted by such
license, no part of this software or documentation may be
reproduced, stored in a retrieval system, or transmitted in any
form or by any means without the express written consent of
Intel Corporation.
This file contains a 'Sample Driver' and is licensed as such
under the terms of your license agreement with Intel or your
vendor. This file may be modified by the user, subject to
the additional terms of the license agreement.
**/
#include "Config.h"
#include "HwMonInit.h"
/**
The user Entry Point for module Nct6776fHwMon. The user code starts
with this function.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval other Some error occurs when executing this entry point.
**/
EFI_STATUS
EFIAPI
NctHwMonEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_BOOT_SERVICES *gBS;
NCT6776F_HWMON_PROTOCOL *HwMonProtocol;
EFI_STATUS Status;
//
// Locate the protocol published by the Nct6776f SIO module.
//
gBS = SystemTable->BootServices;
Status = gBS->LocateProtocol(&gNct6776fHwMonProtocolGuid, NULL, &HwMonProtocol);
if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
//
// Ask the Nct6776f SIO module to enable the hardware monitor within
// the SIO.
//
Status = HwMonProtocol->StartMonitor();
if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
//
// Do the actual programming of the hardware monitor.
//
HwMonInit(HwMonProtocol); // initialize the HwMon.
return EFI_SUCCESS;
}