50 lines
2.0 KiB
C
50 lines
2.0 KiB
C
/** @file
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Provides an interface for changing PS2 Touch Pad HID, CID in ACPI DSDT Table.
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;******************************************************************************
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;* Copyright (c) 2013, Insyde Software Corp. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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#include <Uefi.h>
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/**
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Provides an interface for changing PS2 Touch Pad HID(Hardware ID), CID(Compatible ID) in ACPI DSDT Table.
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@param OldTouchPadHid The old HID for Feature to search
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@param NewTouchPadHid The new HID for Feature to override old HID
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@param NewTouchPadCid The new CID for Feature to override
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@param OffsetCid The offset of old CID begin at Device (PS2M) in ACPI DSDT table
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If OffsetCid = 0, the CID will not be updated even if return EFI_MEDIA_CHANGED
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@retval EFI_UNSUPPORTED Returns unsupported by default for do not override HID, CID.
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@retval EFI_MEDIA_CHANGED Returns changed for Feature override PS2 Touch Pad HID, CID in ACPI DSDT Table
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**/
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EFI_STATUS
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OemSvcUpdatePs2TouchPadHidCid (
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IN OUT UINT64 *OldTouchPadHid,
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IN OUT UINT64 *NewTouchPadHid,
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IN OUT UINT16 *NewTouchPadCid,
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IN OUT UINT8 *OffsetCid
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)
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{
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/*++
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Todo:
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Add project specific code in here.
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--*/
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// *OldTouchPadHid = SIGNATURE_64 ('M', 'S', 'F', 'T', '0', '0', '0', '3');
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// *NewTouchPadHid = SIGNATURE_64 ('I', 'D', 'E', 'A', '0', '1', '1', '0');
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// *OffsetCid = 27;
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// *NewTouchPadCid = 0x1565;
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return EFI_UNSUPPORTED;
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}
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