[mirror_edk2.git] / ArmPlatformPkg / ArmJunoPkg / AcpiTables / Gtdt.aslc

/** @file\r
*  Generic Timer Description Table (GTDT)\r
*\r
*  Copyright (c) 2012 - 2014, ARM Limited. All rights reserved.\r
*\r
*  This program and the accompanying materials\r
*  are licensed and made available under the terms and conditions of the BSD License\r
*  which accompanies this distribution.  The full text of the license may be found at\r
*  http://opensource.org/licenses/bsd-license.php\r
*\r
*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
*\r
**/\r
\r
#include "ArmPlatform.h"\r
#include <Library/AcpiLib.h>\r
#include <Library/PcdLib.h>\r
#include <IndustryStandard/Acpi.h>\r
\r
#define GTDT_GLOBAL_FLAGS_MAPPED      EFI_ACPI_5_0_GTDT_GLOBAL_FLAG_MEMORY_MAPPED_BLOCK_PRESENT\r
#define GTDT_GLOBAL_FLAGS_NOT_MAPPED  0\r
#define GTDT_GLOBAL_FLAGS_EDGE        EFI_ACPI_5_0_GTDT_GLOBAL_FLAG_INTERRUPT_MODE\r
#define GTDT_GLOBAL_FLAGS_LEVEL       0\r
\r
// Note: We could have a build flag that switches between memory mapped/non-memory mapped timer\r
#ifdef SYSTEM_TIMER_BASE_ADDRESS\r
  #define GTDT_GLOBAL_FLAGS             (GTDT_GLOBAL_FLAGS_MAPPED | GTDT_GLOBAL_FLAGS_LEVEL)\r
#else\r
  #define GTDT_GLOBAL_FLAGS             (GTDT_GLOBAL_FLAGS_NOT_MAPPED | GTDT_GLOBAL_FLAGS_LEVEL)\r
  #define SYSTEM_TIMER_BASE_ADDRESS     0xFFFFFFFFFFFFFFFF\r
#endif\r
\r
#define GTDT_TIMER_EDGE_TRIGGERED   EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE\r
#define GTDT_TIMER_LEVEL_TRIGGERED  0\r
#define GTDT_TIMER_ACTIVE_LOW       EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY\r
#define GTDT_TIMER_ACTIVE_HIGH      0\r
\r
#define GTDT_GTIMER_FLAGS           (GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)\r
\r
#ifdef ARM_JUNO_ACPI_5_0\r
  EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE Gtdt = {\r
    ARM_ACPI_HEADER(\r
      EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,\r
      EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE,\r
      EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION\r
    ),\r
    SYSTEM_TIMER_BASE_ADDRESS,                    // UINT64  PhysicalAddress\r
    GTDT_GLOBAL_FLAGS,                            // UINT32  GlobalFlags\r
    FixedPcdGet32 (PcdArmArchTimerSecIntrNum),    // UINT32  SecurePL1TimerGSIV\r
    GTDT_GTIMER_FLAGS,                            // UINT32  SecurePL1TimerFlags\r
    FixedPcdGet32 (PcdArmArchTimerIntrNum),       // UINT32  NonSecurePL1TimerGSIV\r
    GTDT_GTIMER_FLAGS,                            // UINT32  NonSecurePL1TimerFlags\r
    FixedPcdGet32 (PcdArmArchTimerVirtIntrNum),   // UINT32  VirtualTimerGSIV\r
    GTDT_GTIMER_FLAGS,                            // UINT32  VirtualTimerFlags\r
    FixedPcdGet32 (PcdArmArchTimerHypIntrNum),    // UINT32  NonSecurePL2TimerGSIV\r
    GTDT_GTIMER_FLAGS                             // UINT32  NonSecurePL2TimerFlags\r
  };\r
#else\r
  #pragma pack (1)\r
\r
  typedef struct {\r
    EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE          Gtdt;\r
    EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_STRUCTURE     Watchdogs[JUNO_WATCHDOG_COUNT];\r
  } EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLES;\r
\r
  #pragma pack ()\r
\r
  EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLES Gtdt = {\r
    {\r
      ARM_ACPI_HEADER(\r
        EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,\r
        EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE,\r
        EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION\r
      ),\r
      SYSTEM_TIMER_BASE_ADDRESS,                    // UINT64  PhysicalAddress\r
      0,                                            // UINT32  Reserved\r
      FixedPcdGet32 (PcdArmArchTimerSecIntrNum),    // UINT32  SecurePL1TimerGSIV\r
      GTDT_GTIMER_FLAGS,                            // UINT32  SecurePL1TimerFlags\r
      FixedPcdGet32 (PcdArmArchTimerIntrNum),       // UINT32  NonSecurePL1TimerGSIV\r
      GTDT_GTIMER_FLAGS,                            // UINT32  NonSecurePL1TimerFlags\r
      FixedPcdGet32 (PcdArmArchTimerVirtIntrNum),   // UINT32  VirtualTimerGSIV\r
      GTDT_GTIMER_FLAGS,                            // UINT32  VirtualTimerFlags\r
      FixedPcdGet32 (PcdArmArchTimerHypIntrNum),    // UINT32  NonSecurePL2TimerGSIV\r
      GTDT_GTIMER_FLAGS,                            // UINT32  NonSecurePL2TimerFlags\r
      0xFFFFFFFFFFFFFFFF,                           // UINT64  CntReadBasePhysicalAddress\r
      JUNO_WATCHDOG_COUNT,                          // UINT32  PlatformTimerCount\r
      sizeof (EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE) // UINT32 PlatfromTimerOffset\r
    },\r
    {\r
      EFI_ACPI_5_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(\r
          FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 93, 0),\r
      EFI_ACPI_5_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(\r
          FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 94, EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_SECURE_TIMER)\r
    }\r
  };\r
#endif\r
\r
//\r
// Reference the table being generated to prevent the optimizer from removing the\r
// data structure from the executable\r
//\r
VOID* CONST ReferenceAcpiTable = &Gtdt;\r
Commit	Line	Data
3399d5be OM	1	/** @file\r
	2	* Generic Timer Description Table (GTDT)\r
	3	*\r
	4	* Copyright (c) 2012 - 2014, ARM Limited. All rights reserved.\r
	5	*\r
	6	* This program and the accompanying materials\r
	7	* are licensed and made available under the terms and conditions of the BSD License\r
	8	* which accompanies this distribution. The full text of the license may be found at\r
	9	* http://opensource.org/licenses/bsd-license.php\r
	10	*\r
	11	* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	12	* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	13	*\r
	14	**/\r
	15	\r
	16	#include "ArmPlatform.h"\r
	17	#include <Library/AcpiLib.h>\r
	18	#include <Library/PcdLib.h>\r
	19	#include <IndustryStandard/Acpi.h>\r
	20	\r
	21	#define GTDT_GLOBAL_FLAGS_MAPPED EFI_ACPI_5_0_GTDT_GLOBAL_FLAG_MEMORY_MAPPED_BLOCK_PRESENT\r
	22	#define GTDT_GLOBAL_FLAGS_NOT_MAPPED 0\r
	23	#define GTDT_GLOBAL_FLAGS_EDGE EFI_ACPI_5_0_GTDT_GLOBAL_FLAG_INTERRUPT_MODE\r
	24	#define GTDT_GLOBAL_FLAGS_LEVEL 0\r
	25	\r
	26	// Note: We could have a build flag that switches between memory mapped/non-memory mapped timer\r
	27	#ifdef SYSTEM_TIMER_BASE_ADDRESS\r
	28	#define GTDT_GLOBAL_FLAGS (GTDT_GLOBAL_FLAGS_MAPPED \| GTDT_GLOBAL_FLAGS_LEVEL)\r
	29	#else\r
	30	#define GTDT_GLOBAL_FLAGS (GTDT_GLOBAL_FLAGS_NOT_MAPPED \| GTDT_GLOBAL_FLAGS_LEVEL)\r
ae52e921	31	#define SYSTEM_TIMER_BASE_ADDRESS 0xFFFFFFFFFFFFFFFF\r
3399d5be OM	32	#endif\r
3399d5be OM	33	\r
ae52e921 LL	34	#define GTDT_TIMER_EDGE_TRIGGERED EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE\r
	35	#define GTDT_TIMER_LEVEL_TRIGGERED 0\r
	36	#define GTDT_TIMER_ACTIVE_LOW EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY\r
	37	#define GTDT_TIMER_ACTIVE_HIGH 0\r
3399d5be OM	38	\r
	39	#define GTDT_GTIMER_FLAGS (GTDT_TIMER_ACTIVE_LOW \| GTDT_TIMER_LEVEL_TRIGGERED)\r
	40	\r
2596e61a OM	41	#ifdef ARM_JUNO_ACPI_5_0\r
2596e61a OM	42	EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE Gtdt = {\r
3399d5be OM	43	ARM_ACPI_HEADER(\r
	44	EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,\r
	45	EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE,\r
	46	EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION\r
	47	),\r
2596e61a OM	48	SYSTEM_TIMER_BASE_ADDRESS, // UINT64 PhysicalAddress\r
	49	GTDT_GLOBAL_FLAGS, // UINT32 GlobalFlags\r
	50	FixedPcdGet32 (PcdArmArchTimerSecIntrNum), // UINT32 SecurePL1TimerGSIV\r
	51	GTDT_GTIMER_FLAGS, // UINT32 SecurePL1TimerFlags\r
	52	FixedPcdGet32 (PcdArmArchTimerIntrNum), // UINT32 NonSecurePL1TimerGSIV\r
	53	GTDT_GTIMER_FLAGS, // UINT32 NonSecurePL1TimerFlags\r
	54	FixedPcdGet32 (PcdArmArchTimerVirtIntrNum), // UINT32 VirtualTimerGSIV\r
	55	GTDT_GTIMER_FLAGS, // UINT32 VirtualTimerFlags\r
	56	FixedPcdGet32 (PcdArmArchTimerHypIntrNum), // UINT32 NonSecurePL2TimerGSIV\r
	57	GTDT_GTIMER_FLAGS // UINT32 NonSecurePL2TimerFlags\r
	58	};\r
	59	#else\r
	60	#pragma pack (1)\r
	61	\r
	62	typedef struct {\r
	63	EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE Gtdt;\r
	64	EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_STRUCTURE Watchdogs[JUNO_WATCHDOG_COUNT];\r
	65	} EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLES;\r
3399d5be	66	\r
2596e61a OM	67	#pragma pack ()\r
	68	\r
	69	EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLES Gtdt = {\r
	70	{\r
	71	ARM_ACPI_HEADER(\r
	72	EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,\r
	73	EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE,\r
	74	EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION\r
	75	),\r
	76	SYSTEM_TIMER_BASE_ADDRESS, // UINT64 PhysicalAddress\r
	77	0, // UINT32 Reserved\r
	78	FixedPcdGet32 (PcdArmArchTimerSecIntrNum), // UINT32 SecurePL1TimerGSIV\r
	79	GTDT_GTIMER_FLAGS, // UINT32 SecurePL1TimerFlags\r
	80	FixedPcdGet32 (PcdArmArchTimerIntrNum), // UINT32 NonSecurePL1TimerGSIV\r
	81	GTDT_GTIMER_FLAGS, // UINT32 NonSecurePL1TimerFlags\r
	82	FixedPcdGet32 (PcdArmArchTimerVirtIntrNum), // UINT32 VirtualTimerGSIV\r
	83	GTDT_GTIMER_FLAGS, // UINT32 VirtualTimerFlags\r
	84	FixedPcdGet32 (PcdArmArchTimerHypIntrNum), // UINT32 NonSecurePL2TimerGSIV\r
	85	GTDT_GTIMER_FLAGS, // UINT32 NonSecurePL2TimerFlags\r
	86	0xFFFFFFFFFFFFFFFF, // UINT64 CntReadBasePhysicalAddress\r
	87	JUNO_WATCHDOG_COUNT, // UINT32 PlatformTimerCount\r
	88	sizeof (EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE) // UINT32 PlatfromTimerOffset\r
	89	},\r
	90	{\r
	91	EFI_ACPI_5_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(\r
	92	FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 93, 0),\r
	93	EFI_ACPI_5_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(\r
	94	FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 94, EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_SECURE_TIMER)\r
	95	}\r
	96	};\r
	97	#endif\r
3399d5be	98	\r
9bdf791f AB	99	//\r
	100	// Reference the table being generated to prevent the optimizer from removing the\r
	101	// data structure from the executable\r
	102	//\r
	103	VOID* CONST ReferenceAcpiTable = &Gtdt;\r