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 #ifndef __ATA_ATAPI_POLICY_H__
  10 #define __ATA_ATAPI_POLICY_H__
  11
  12 #define EDKII_ATA_ATAPI_POLICY_PROTOCOL_GUID \
  13   { \
  14     0xe59cd769, 0x5083, 0x4f26,{ 0x90, 0x94, 0x6c, 0x91, 0x9f, 0x91, 0x6c, 0x4e } \
  15   }
  16
  17 typedef struct {
  18   ///
  19   /// Protocol version.
  20   ///
  21   UINT32  Version;
  22
  23   ///
  24   /// 0: Disable Power-up in Standby;
  25   /// 1: Enable Power-up in Standby;
  26   /// others: Since PUIS setting is non-volatile, platform can use other value than 0/1 to keep hardware PUIS setting.
  27   ///
  28   UINT8   PuisEnable;
  29
  30   ///
  31   /// 0: Disable Device Sleep;
  32   /// 1: Enable Device Sleep;
  33   /// others: Ignored.
  34   ///
  35   UINT8   DeviceSleepEnable;
  36
  37   ///
  38   /// 0: Disable Aggressive Device Sleep;
  39   /// 1: Enable Aggressive Device Sleep;
  40   /// others: Ignored.
  41   ///
  42   UINT8   AggressiveDeviceSleepEnable;
  43
  44   UINT8   Reserved;
  45 } EDKII_ATA_ATAPI_POLICY_PROTOCOL;
  46
  47 #define EDKII_ATA_ATAPI_POLICY_VERSION 0x00010000
  48
  49
  50 extern EFI_GUID gEdkiiAtaAtapiPolicyProtocolGuid;
  51
  52 #endif
  53