MdeModulePkg/Include/Protocol/AtaAtapiPolicy.h

   1 /** @file
   2   ATA ATAPI Policy protocol is produced by platform and consumed by AtaAtapiPassThruDxe
   3   driver.
   4
   5   Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #ifndef __ATA_ATAPI_POLICY_H__
  11 #define __ATA_ATAPI_POLICY_H__
  12
  13 #define EDKII_ATA_ATAPI_POLICY_PROTOCOL_GUID \
  14   { \
  15     0xe59cd769, 0x5083, 0x4f26,{ 0x90, 0x94, 0x6c, 0x91, 0x9f, 0x91, 0x6c, 0x4e } \
  16   }
  17
  18 typedef struct {
  19   ///
  20   /// Protocol version.
  21   ///
  22   UINT32    Version;
  23
  24   ///
  25   /// 0: Disable Power-up in Standby;
  26   /// 1: Enable Power-up in Standby;
  27   /// others: Since PUIS setting is non-volatile, platform can use other value than 0/1 to keep hardware PUIS setting.
  28   ///
  29   UINT8     PuisEnable;
  30
  31   ///
  32   /// 0: Disable Device Sleep;
  33   /// 1: Enable Device Sleep;
  34   /// others: Ignored.
  35   ///
  36   UINT8     DeviceSleepEnable;
  37
  38   ///
  39   /// 0: Disable Aggressive Device Sleep;
  40   /// 1: Enable Aggressive Device Sleep;
  41   /// others: Ignored.
  42   ///
  43   UINT8     AggressiveDeviceSleepEnable;
  44
  45   UINT8     Reserved;
  46 } EDKII_ATA_ATAPI_POLICY_PROTOCOL;
  47
  48 #define EDKII_ATA_ATAPI_POLICY_VERSION  0x00010000
  49
  50 extern EFI_GUID  gEdkiiAtaAtapiPolicyProtocolGuid;
  51
  52 #endif