67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
/** @file
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Provide hook function for OEM to set DSW mode to EC.
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;******************************************************************************
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;* Copyright (c) 2014 - 2020, Insyde Software Corporation. 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 <Library/BaseOemSvcChipsetLib.h>
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#include <Library/CommonEcLib.h>
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#include <PchPolicyCommon.h>
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#include <Library/EcMiscLib.h>
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/**
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Set DSW mode to EC.
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@param[out] SetDswModeStatus The status of set DSW mode.
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@param[in] DswMode DSW mode.
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0x0 Disable DSW mode
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0x1 Enable DSW in S5 (DC)
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0x2 Enable DSW in S5 (Always)
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0x3 Enable DSW in S4-S5 (DC)
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0x4 Enable DSW in S4-S5 (Always)
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@retval EFI_UNSUPPORTED Returns unsupported by default.
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@retval EFI_MEDIA_CHANGED Alter the Configuration Parameter.
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@retval EFI_SUCCESS The function performs the same operation as caller.
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The caller will skip the specified behavior and assuming
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that it has been handled completely by this function.
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*/
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EFI_STATUS
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OemSvcEcSetDswMode (
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OUT EFI_STATUS *SetDswModeStatus,
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IN UINT8 DswMode
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)
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{
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*SetDswModeStatus = SendEcCommand (SMC_DEEPSX_CMD);
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if (*SetDswModeStatus == EFI_SUCCESS) {
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switch (DswMode) {
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case PchDpS5BatteryEn:
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*SetDswModeStatus = SendEcData (0x01);
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break;
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case PchDpS5AlwaysEn:
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*SetDswModeStatus = SendEcData (0x02);
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break;
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case PchDpS4S5BatteryEn:
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*SetDswModeStatus = SendEcData (0x03);
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break;
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case PchDpS4S5AlwaysEn:
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*SetDswModeStatus = SendEcData (0x04);
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break;
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case PchDeepSxPolDisable:
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default:
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*SetDswModeStatus = SendEcData (0x00);
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break;
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}
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}
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return EFI_MEDIA_CHANGED;
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}
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