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/** @file
*  Generic Timer Description Table (GTDT)
*
*  Copyright (c) 2012 - 2014, ARM Limited. All rights reserved.
*  Copyright (c) 2015 - 2016, Hisilicon Limited. All rights reserved.
*  Copyright (c) 2015 - 2016, Linaro Limited. All rights reserved.
*
*  This program and the accompanying materials
*  are licensed and made available under the terms and conditions of the BSD License
*  which accompanies this distribution.  The full text of the license may be found at
*  http://opensource.org/licenses/bsd-license.php
*
*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
*  Based on the files under ArmPlatformPkg/ArmJunoPkg/AcpiTables/
*
**/

#include <IndustryStandard/Acpi.h>
#include <Library/AcpiLib.h>
#include <Library/PcdLib.h>
#include "Hi1616Platform.h"

#define GTDT_TIMER_EDGE_TRIGGERED   EFI_ACPI_6_1_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE
#define GTDT_TIMER_LEVEL_TRIGGERED  0
#define GTDT_TIMER_ACTIVE_LOW       EFI_ACPI_6_1_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY
#define GTDT_TIMER_ACTIVE_HIGH      0
#define GTDT_TIMER_ALWAYS_ON_CAPABILITY EFI_ACPI_6_1_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY

#define GTDT_GTIMER_FLAGS           (GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)

#pragma pack (1)

typedef struct {
  EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLE          Gtdt;
  EFI_ACPI_6_1_GTDT_SBSA_GENERIC_WATCHDOG_STRUCTURE     Watchdogs[HI1616_WATCHDOG_COUNT];
} EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLES;

#pragma pack ()

EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLES Gtdt = {
  {
    ARM_ACPI_HEADER(
      EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,
      EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLES,
      EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION
    ),
    0xFFFFFFFFFFFFFFFF,                           // UINT64  CntControl Base PhysicalAddress
    0,                                            // UINT32  Reserved
    FixedPcdGet32 (PcdArmArchTimerSecIntrNum),    // UINT32  SecurePL1TimerGSIV
    GTDT_GTIMER_FLAGS,                            // UINT32  SecurePL1TimerFlags
    FixedPcdGet32 (PcdArmArchTimerIntrNum),       // UINT32  NonSecurePL1TimerGSIV
    GTDT_GTIMER_FLAGS,                            // UINT32  NonSecurePL1TimerFlags
    FixedPcdGet32 (PcdArmArchTimerVirtIntrNum),   // UINT32  VirtualTimerGSIV
    GTDT_GTIMER_FLAGS,                            // UINT32  VirtualTimerFlags
    FixedPcdGet32 (PcdArmArchTimerHypIntrNum),    // UINT32  NonSecurePL2TimerGSIV
    GTDT_GTIMER_FLAGS,                            // UINT32  NonSecurePL2TimerFlags
    0xFFFFFFFFFFFFFFFF,                           // UINT64  CntReadBasePhysicalAddress
#ifdef notyet
    PV660_WATCHDOG_COUNT,                          // UINT32  PlatformTimerCount
    sizeof (EFI_ACPI_6_1_GENERIC_TIMER_DESCRIPTION_TABLE) // UINT32 PlatfromTimerOffset
  },
  {
    EFI_ACPI_6_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(
        //FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 93, 0),
        0, 0, 0, 0),
    EFI_ACPI_6_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(
        //FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 94, EFI_ACPI_6_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_SECURE_TIMER)
        0, 0, 0, 0)
  }
#else /* !notyet */
  0, 0
  }
#endif
  };

//
// Reference the table being generated to prevent the optimizer from removing the
// data structure from the executable
//
VOID* CONST ReferenceAcpiTable = &Gtdt;