/** @file
Platform Hook Library instances
Copyright (c) 2017, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
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GLOBAL_REMOVE_IF_UNREFERENCED EFI_GLOBAL_NVS_AREA_PROTOCOL mGlobalNvsArea;
VOID
KabylakeRvp3UpdateGlobalNvs (
VOID
)
{
//
// Allocate and initialize the NVS area for SMM and ASL communication.
//
mGlobalNvsArea.Area = (VOID *)(UINTN)PcdGet64 (PcdAcpiGnvsAddress);
//
// Update global NVS area for ASL and SMM init code to use
//
//
// Enable PowerState
//
mGlobalNvsArea.Area->PowerState = 1; // AC =1; for mobile platform, will update this value in SmmPlatform.c
mGlobalNvsArea.Area->NativePCIESupport = PcdGet8 (PcdPciExpNative);
//
// Enable APIC
//
mGlobalNvsArea.Area->ApicEnable = GLOBAL_NVS_DEVICE_ENABLE;
//
// Low Power S0 Idle - Enabled/Disabled
//
mGlobalNvsArea.Area->LowPowerS0Idle = PcdGet8 (PcdLowPowerS0Idle);
mGlobalNvsArea.Area->Ps2MouseEnable = FALSE;
mGlobalNvsArea.Area->Ps2KbMsEnable = PcdGet8 (PcdPs2KbMsEnable);
}
EFI_STATUS
EFIAPI
KabylakeRvp3BoardUpdateAcpiTable (
IN OUT EFI_ACPI_COMMON_HEADER *Table,
IN OUT EFI_ACPI_TABLE_VERSION *Version
)
{
if (Table->Signature == EFI_ACPI_2_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE) {
KabylakeRvp3UpdateGlobalNvs ();
}
return EFI_SUCCESS;
}