include/plat/arm/common/arm_def.h - device/linaro/bootloader/arm-trusted-firmware - Git at Google

 /*
  * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  * Redistributions of source code must retain the above copyright notice, this
  * list of conditions and the following disclaimer.
  *
  * Redistributions in binary form must reproduce the above copyright notice,
  * this list of conditions and the following disclaimer in the documentation
  * and/or other materials provided with the distribution.
  *
  * Neither the name of ARM nor the names of its contributors may be used
  * to endorse or promote products derived from this software without specific
  * prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #ifndef __ARM_DEF_H__
 #define __ARM_DEF_H__

 #include <arch.h>
 #include <common_def.h>
 #include <platform_def.h>
 #include <tbbr_img_def.h>
 #include <xlat_tables.h>


 /******************************************************************************
  * Definitions common to all ARM standard platforms
  *****************************************************************************/

 /* Special value used to verify platform parameters from BL2 to BL3-1 */
 #define ARM_BL31_PLAT_PARAM_VAL		0x0f1e2d3c4b5a6978ULL

 #define ARM_CLUSTER_COUNT		2ull

 #define ARM_CACHE_WRITEBACK_SHIFT	6

 /*
  * Macros mapping the MPIDR Affinity levels to ARM Platform Power levels. The
  * power levels have a 1:1 mapping with the MPIDR affinity levels.
  */
 #define ARM_PWR_LVL0		MPIDR_AFFLVL0
 #define ARM_PWR_LVL1		MPIDR_AFFLVL1

 /*
  *  Macros for local power states in ARM platforms encoded by State-ID field
  *  within the power-state parameter.
  */
 /* Local power state for power domains in Run state. */
 #define ARM_LOCAL_STATE_RUN	0
 /* Local power state for retention. Valid only for CPU power domains */
 #define ARM_LOCAL_STATE_RET	1
 /* Local power state for OFF/power-down. Valid for CPU and cluster power
    domains */
 #define ARM_LOCAL_STATE_OFF	2

 /* Memory location options for TSP */
 #define ARM_TRUSTED_SRAM_ID		0
 #define ARM_TRUSTED_DRAM_ID		1
 #define ARM_DRAM_ID			2

 /* The first 4KB of Trusted SRAM are used as shared memory */
 #define ARM_TRUSTED_SRAM_BASE		0x04000000
 #define ARM_SHARED_RAM_BASE		ARM_TRUSTED_SRAM_BASE
 #define ARM_SHARED_RAM_SIZE		0x00001000	/* 4 KB */

 /* The remaining Trusted SRAM is used to load the BL images */
 #define ARM_BL_RAM_BASE			(ARM_SHARED_RAM_BASE +	\
 					 ARM_SHARED_RAM_SIZE)
 #define ARM_BL_RAM_SIZE			(PLAT_ARM_TRUSTED_SRAM_SIZE -	\
 					 ARM_SHARED_RAM_SIZE)

 /*
  * The top 16MB of DRAM1 is configured as secure access only using the TZC
  *   - SCP TZC DRAM: If present, DRAM reserved for SCP use
  *   - AP TZC DRAM: The remaining TZC secured DRAM reserved for AP use
  */
 #define ARM_TZC_DRAM1_SIZE		MAKE_ULL(0x01000000)

 #define ARM_SCP_TZC_DRAM1_BASE		(ARM_DRAM1_BASE +		\
 					 ARM_DRAM1_SIZE -		\
 					 ARM_SCP_TZC_DRAM1_SIZE)
 #define ARM_SCP_TZC_DRAM1_SIZE		PLAT_ARM_SCP_TZC_DRAM1_SIZE
 #define ARM_SCP_TZC_DRAM1_END		(ARM_SCP_TZC_DRAM1_BASE +	\
 					 ARM_SCP_TZC_DRAM1_SIZE - 1)

 #define ARM_AP_TZC_DRAM1_BASE		(ARM_DRAM1_BASE +		\
 					 ARM_DRAM1_SIZE -		\
 					 ARM_TZC_DRAM1_SIZE)
 #define ARM_AP_TZC_DRAM1_SIZE		(ARM_TZC_DRAM1_SIZE -		\
 					 ARM_SCP_TZC_DRAM1_SIZE)
 #define ARM_AP_TZC_DRAM1_END		(ARM_AP_TZC_DRAM1_BASE +	\
 					 ARM_AP_TZC_DRAM1_SIZE - 1)


 #define ARM_NS_DRAM1_BASE		ARM_DRAM1_BASE
 #define ARM_NS_DRAM1_SIZE		(ARM_DRAM1_SIZE -		\
 					 ARM_TZC_DRAM1_SIZE)
 #define ARM_NS_DRAM1_END		(ARM_NS_DRAM1_BASE +		\
 					 ARM_NS_DRAM1_SIZE - 1)

 #define ARM_DRAM1_BASE			MAKE_ULL(0x80000000)
 #define ARM_DRAM1_SIZE			MAKE_ULL(0x80000000)
 #define ARM_DRAM1_END			(ARM_DRAM1_BASE +		\
 					 ARM_DRAM1_SIZE - 1)

 #define ARM_DRAM2_BASE			MAKE_ULL(0x880000000)
 #define ARM_DRAM2_SIZE			PLAT_ARM_DRAM2_SIZE
 #define ARM_DRAM2_END			(ARM_DRAM2_BASE +		\
 					 ARM_DRAM2_SIZE - 1)

 #define ARM_IRQ_SEC_PHY_TIMER		29

 #define ARM_IRQ_SEC_SGI_0		8
 #define ARM_IRQ_SEC_SGI_1		9
 #define ARM_IRQ_SEC_SGI_2		10
 #define ARM_IRQ_SEC_SGI_3		11
 #define ARM_IRQ_SEC_SGI_4		12
 #define ARM_IRQ_SEC_SGI_5		13
 #define ARM_IRQ_SEC_SGI_6		14
 #define ARM_IRQ_SEC_SGI_7		15

 #define ARM_SHARED_RAM_ATTR		((PLAT_ARM_SHARED_RAM_CACHED ?	\
 						MT_MEMORY : MT_DEVICE)	\
 						| MT_RW | MT_SECURE)

 #define ARM_MAP_SHARED_RAM		MAP_REGION_FLAT(		\
 						ARM_SHARED_RAM_BASE,	\
 						ARM_SHARED_RAM_SIZE,	\
 						ARM_SHARED_RAM_ATTR)

 #define ARM_MAP_NS_DRAM1		MAP_REGION_FLAT(		\
 						ARM_NS_DRAM1_BASE,	\
 						ARM_NS_DRAM1_SIZE,	\
 						MT_MEMORY | MT_RW | MT_NS)

 #define ARM_MAP_TSP_SEC_MEM		MAP_REGION_FLAT(		\
 						TSP_SEC_MEM_BASE,	\
 						TSP_SEC_MEM_SIZE,	\
 						MT_MEMORY | MT_RW | MT_SECURE)


 /*
  * The number of regions like RO(code), coherent and data required by
  * different BL stages which need to be mapped in the MMU.
  */
 #if USE_COHERENT_MEM
 #define ARM_BL_REGIONS			3
 #else
 #define ARM_BL_REGIONS			2
 #endif

 #define MAX_MMAP_REGIONS		(PLAT_ARM_MMAP_ENTRIES +	\
 					 ARM_BL_REGIONS)

 /* Memory mapped Generic timer interfaces  */
 #define ARM_SYS_CNTCTL_BASE		0x2a430000
 #define ARM_SYS_CNTREAD_BASE		0x2a800000
 #define ARM_SYS_TIMCTL_BASE		0x2a810000

 #define ARM_CONSOLE_BAUDRATE		115200

 /* TZC related constants */
 #define ARM_TZC_BASE			0x2a4a0000


 /******************************************************************************
  * Required platform porting definitions common to all ARM standard platforms
  *****************************************************************************/

 #define ADDR_SPACE_SIZE			(1ull << 32)

 #define PLAT_NUM_PWR_DOMAINS		(ARM_CLUSTER_COUNT + \
 					 PLATFORM_CORE_COUNT)
 #define PLAT_MAX_PWR_LVL		ARM_PWR_LVL1

 /*
  * This macro defines the deepest retention state possible. A higher state
  * id will represent an invalid or a power down state.
  */
 #define PLAT_MAX_RET_STATE		ARM_LOCAL_STATE_RET

 /*
  * This macro defines the deepest power down states possible. Any state ID
  * higher than this is invalid.
  */
 #define PLAT_MAX_OFF_STATE		ARM_LOCAL_STATE_OFF


 #define PLATFORM_CORE_COUNT		(PLAT_ARM_CLUSTER0_CORE_COUNT + \
 					 PLAT_ARM_CLUSTER1_CORE_COUNT)

 /*
  * Some data must be aligned on the biggest cache line size in the platform.
  * This is known only to the platform as it might have a combination of
  * integrated and external caches.
  */
 #define CACHE_WRITEBACK_GRANULE		(1 << ARM_CACHE_WRITEBACK_SHIFT)

 #if !USE_COHERENT_MEM
 /*
  * Size of the per-cpu data in bytes that should be reserved in the generic
  * per-cpu data structure for the ARM platform port.
  */
 #define PLAT_PCPU_DATA_SIZE		2
 #endif


 /*******************************************************************************
  * BL1 specific defines.
  * BL1 RW data is relocated from ROM to RAM at runtime so we need 2 sets of
  * addresses.
  ******************************************************************************/
 #define BL1_RO_BASE			PLAT_ARM_TRUSTED_ROM_BASE
 #define BL1_RO_LIMIT			(PLAT_ARM_TRUSTED_ROM_BASE	\
 					 + PLAT_ARM_TRUSTED_ROM_SIZE)
 /*
  * Put BL1 RW at the top of the Trusted SRAM. BL1_RW_BASE is calculated using
  * the current BL1 RW debug size plus a little space for growth.
  */
 #if TRUSTED_BOARD_BOOT
 #define BL1_RW_BASE			(ARM_BL_RAM_BASE +		\
 						ARM_BL_RAM_SIZE -	\
 						0x9000)
 #else
 #define BL1_RW_BASE			(ARM_BL_RAM_BASE +		\
 						ARM_BL_RAM_SIZE -	\
 						0x6000)
 #endif
 #define BL1_RW_LIMIT			(ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)

 /*******************************************************************************
  * BL2 specific defines.
  ******************************************************************************/
 /*
  * Put BL2 just below BL3-1. BL2_BASE is calculated using the current BL2 debug
  * size plus a little space for growth.
  */
 #if TRUSTED_BOARD_BOOT
 #define BL2_BASE			(BL31_BASE - 0x1D000)
 #else
 #define BL2_BASE			(BL31_BASE - 0xC000)
 #endif
 #define BL2_LIMIT			BL31_BASE

 /*******************************************************************************
  * BL3-1 specific defines.
  ******************************************************************************/
 /*
  * Put BL3-1 at the top of the Trusted SRAM. BL31_BASE is calculated using the
  * current BL3-1 debug size plus a little space for growth.
  */
 #define BL31_BASE			(ARM_BL_RAM_BASE +		\
 						ARM_BL_RAM_SIZE -	\
 						0x1D000)
 #define BL31_PROGBITS_LIMIT		BL1_RW_BASE
 #define BL31_LIMIT			(ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)

 /*******************************************************************************
  * BL3-2 specific defines.
  ******************************************************************************/
 /*
  * On ARM standard platforms, the TSP can execute from Trusted SRAM,
  * Trusted DRAM (if available) or the DRAM region secured by the TrustZone
  * controller.
  */
 #if ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_SRAM_ID
 # define TSP_SEC_MEM_BASE		ARM_BL_RAM_BASE
 # define TSP_SEC_MEM_SIZE		ARM_BL_RAM_SIZE
 # define TSP_PROGBITS_LIMIT		BL2_BASE
 # define BL32_BASE			ARM_BL_RAM_BASE
 # define BL32_LIMIT			BL31_BASE
 #elif ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_DRAM_ID
 # define TSP_SEC_MEM_BASE		PLAT_ARM_TRUSTED_DRAM_BASE
 # define TSP_SEC_MEM_SIZE		PLAT_ARM_TRUSTED_DRAM_SIZE
 # define BL32_BASE			PLAT_ARM_TRUSTED_DRAM_BASE
 # define BL32_LIMIT			(PLAT_ARM_TRUSTED_DRAM_BASE	\
 						+ (1 << 21))
 #elif ARM_TSP_RAM_LOCATION_ID == ARM_DRAM_ID
 # define TSP_SEC_MEM_BASE		ARM_AP_TZC_DRAM1_BASE
 # define TSP_SEC_MEM_SIZE		ARM_AP_TZC_DRAM1_SIZE
 # define BL32_BASE			ARM_AP_TZC_DRAM1_BASE
 # define BL32_LIMIT			(ARM_AP_TZC_DRAM1_BASE +	\
 						ARM_AP_TZC_DRAM1_SIZE)
 #else
 # error "Unsupported ARM_TSP_RAM_LOCATION_ID value"
 #endif

 /*
  * ID of the secure physical generic timer interrupt used by the TSP.
  */
 #define TSP_IRQ_SEC_PHY_TIMER		ARM_IRQ_SEC_PHY_TIMER


 #endif /* __ARM_DEF_H__ */
	/*
	* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are met:
	*
	* Redistributions of source code must retain the above copyright notice, this
	* list of conditions and the following disclaimer.
	*
	* Redistributions in binary form must reproduce the above copyright notice,
	* this list of conditions and the following disclaimer in the documentation
	* and/or other materials provided with the distribution.
	*
	* Neither the name of ARM nor the names of its contributors may be used
	* to endorse or promote products derived from this software without specific
	* prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	* POSSIBILITY OF SUCH DAMAGE.
	*/
	#ifndef __ARM_DEF_H__
	#define __ARM_DEF_H__

	#include <arch.h>
	#include <common_def.h>
	#include <platform_def.h>
	#include <tbbr_img_def.h>
	#include <xlat_tables.h>


	/******************************************************************************
	* Definitions common to all ARM standard platforms
	*****************************************************************************/

	/* Special value used to verify platform parameters from BL2 to BL3-1 */
	#define ARM_BL31_PLAT_PARAM_VAL 0x0f1e2d3c4b5a6978ULL

	#define ARM_CLUSTER_COUNT 2ull

	#define ARM_CACHE_WRITEBACK_SHIFT 6

	/*
	* Macros mapping the MPIDR Affinity levels to ARM Platform Power levels. The
	* power levels have a 1:1 mapping with the MPIDR affinity levels.
	*/
	#define ARM_PWR_LVL0 MPIDR_AFFLVL0
	#define ARM_PWR_LVL1 MPIDR_AFFLVL1

	/*
	* Macros for local power states in ARM platforms encoded by State-ID field
	* within the power-state parameter.
	*/
	/* Local power state for power domains in Run state. */
	#define ARM_LOCAL_STATE_RUN 0
	/* Local power state for retention. Valid only for CPU power domains */
	#define ARM_LOCAL_STATE_RET 1
	/* Local power state for OFF/power-down. Valid for CPU and cluster power
	domains */
	#define ARM_LOCAL_STATE_OFF 2

	/* Memory location options for TSP */
	#define ARM_TRUSTED_SRAM_ID 0
	#define ARM_TRUSTED_DRAM_ID 1
	#define ARM_DRAM_ID 2

	/* The first 4KB of Trusted SRAM are used as shared memory */
	#define ARM_TRUSTED_SRAM_BASE 0x04000000
	#define ARM_SHARED_RAM_BASE ARM_TRUSTED_SRAM_BASE
	#define ARM_SHARED_RAM_SIZE 0x00001000 /* 4 KB */

	/* The remaining Trusted SRAM is used to load the BL images */
	#define ARM_BL_RAM_BASE (ARM_SHARED_RAM_BASE + \
	ARM_SHARED_RAM_SIZE)
	#define ARM_BL_RAM_SIZE (PLAT_ARM_TRUSTED_SRAM_SIZE - \
	ARM_SHARED_RAM_SIZE)

	/*
	* The top 16MB of DRAM1 is configured as secure access only using the TZC
	* - SCP TZC DRAM: If present, DRAM reserved for SCP use
	* - AP TZC DRAM: The remaining TZC secured DRAM reserved for AP use
	*/
	#define ARM_TZC_DRAM1_SIZE MAKE_ULL(0x01000000)

	#define ARM_SCP_TZC_DRAM1_BASE (ARM_DRAM1_BASE + \
	ARM_DRAM1_SIZE - \
	ARM_SCP_TZC_DRAM1_SIZE)
	#define ARM_SCP_TZC_DRAM1_SIZE PLAT_ARM_SCP_TZC_DRAM1_SIZE
	#define ARM_SCP_TZC_DRAM1_END (ARM_SCP_TZC_DRAM1_BASE + \
	ARM_SCP_TZC_DRAM1_SIZE - 1)

	#define ARM_AP_TZC_DRAM1_BASE (ARM_DRAM1_BASE + \
	ARM_DRAM1_SIZE - \
	ARM_TZC_DRAM1_SIZE)
	#define ARM_AP_TZC_DRAM1_SIZE (ARM_TZC_DRAM1_SIZE - \
	ARM_SCP_TZC_DRAM1_SIZE)
	#define ARM_AP_TZC_DRAM1_END (ARM_AP_TZC_DRAM1_BASE + \
	ARM_AP_TZC_DRAM1_SIZE - 1)


	#define ARM_NS_DRAM1_BASE ARM_DRAM1_BASE
	#define ARM_NS_DRAM1_SIZE (ARM_DRAM1_SIZE - \
	ARM_TZC_DRAM1_SIZE)
	#define ARM_NS_DRAM1_END (ARM_NS_DRAM1_BASE + \
	ARM_NS_DRAM1_SIZE - 1)

	#define ARM_DRAM1_BASE MAKE_ULL(0x80000000)
	#define ARM_DRAM1_SIZE MAKE_ULL(0x80000000)
	#define ARM_DRAM1_END (ARM_DRAM1_BASE + \
	ARM_DRAM1_SIZE - 1)

	#define ARM_DRAM2_BASE MAKE_ULL(0x880000000)
	#define ARM_DRAM2_SIZE PLAT_ARM_DRAM2_SIZE
	#define ARM_DRAM2_END (ARM_DRAM2_BASE + \
	ARM_DRAM2_SIZE - 1)

	#define ARM_IRQ_SEC_PHY_TIMER 29

	#define ARM_IRQ_SEC_SGI_0 8
	#define ARM_IRQ_SEC_SGI_1 9
	#define ARM_IRQ_SEC_SGI_2 10
	#define ARM_IRQ_SEC_SGI_3 11
	#define ARM_IRQ_SEC_SGI_4 12
	#define ARM_IRQ_SEC_SGI_5 13
	#define ARM_IRQ_SEC_SGI_6 14
	#define ARM_IRQ_SEC_SGI_7 15

	#define ARM_SHARED_RAM_ATTR ((PLAT_ARM_SHARED_RAM_CACHED ? \
	MT_MEMORY : MT_DEVICE) \
	\| MT_RW \| MT_SECURE)

	#define ARM_MAP_SHARED_RAM MAP_REGION_FLAT( \
	ARM_SHARED_RAM_BASE, \
	ARM_SHARED_RAM_SIZE, \
	ARM_SHARED_RAM_ATTR)

	#define ARM_MAP_NS_DRAM1 MAP_REGION_FLAT( \
	ARM_NS_DRAM1_BASE, \
	ARM_NS_DRAM1_SIZE, \
	MT_MEMORY \| MT_RW \| MT_NS)

	#define ARM_MAP_TSP_SEC_MEM MAP_REGION_FLAT( \
	TSP_SEC_MEM_BASE, \
	TSP_SEC_MEM_SIZE, \
	MT_MEMORY \| MT_RW \| MT_SECURE)


	/*
	* The number of regions like RO(code), coherent and data required by
	* different BL stages which need to be mapped in the MMU.
	*/
	#if USE_COHERENT_MEM
	#define ARM_BL_REGIONS 3
	#else
	#define ARM_BL_REGIONS 2
	#endif

	#define MAX_MMAP_REGIONS (PLAT_ARM_MMAP_ENTRIES + \
	ARM_BL_REGIONS)

	/* Memory mapped Generic timer interfaces */
	#define ARM_SYS_CNTCTL_BASE 0x2a430000
	#define ARM_SYS_CNTREAD_BASE 0x2a800000
	#define ARM_SYS_TIMCTL_BASE 0x2a810000

	#define ARM_CONSOLE_BAUDRATE 115200

	/* TZC related constants */
	#define ARM_TZC_BASE 0x2a4a0000


	/******************************************************************************
	* Required platform porting definitions common to all ARM standard platforms
	*****************************************************************************/

	#define ADDR_SPACE_SIZE (1ull << 32)

	#define PLAT_NUM_PWR_DOMAINS (ARM_CLUSTER_COUNT + \
	PLATFORM_CORE_COUNT)
	#define PLAT_MAX_PWR_LVL ARM_PWR_LVL1

	/*
	* This macro defines the deepest retention state possible. A higher state
	* id will represent an invalid or a power down state.
	*/
	#define PLAT_MAX_RET_STATE ARM_LOCAL_STATE_RET

	/*
	* This macro defines the deepest power down states possible. Any state ID
	* higher than this is invalid.
	*/
	#define PLAT_MAX_OFF_STATE ARM_LOCAL_STATE_OFF


	#define PLATFORM_CORE_COUNT (PLAT_ARM_CLUSTER0_CORE_COUNT + \
	PLAT_ARM_CLUSTER1_CORE_COUNT)

	/*
	* Some data must be aligned on the biggest cache line size in the platform.
	* This is known only to the platform as it might have a combination of
	* integrated and external caches.
	*/
	#define CACHE_WRITEBACK_GRANULE (1 << ARM_CACHE_WRITEBACK_SHIFT)

	#if !USE_COHERENT_MEM
	/*
	* Size of the per-cpu data in bytes that should be reserved in the generic
	* per-cpu data structure for the ARM platform port.
	*/
	#define PLAT_PCPU_DATA_SIZE 2
	#endif


	/*******************************************************************************
	* BL1 specific defines.
	* BL1 RW data is relocated from ROM to RAM at runtime so we need 2 sets of
	* addresses.
	******************************************************************************/
	#define BL1_RO_BASE PLAT_ARM_TRUSTED_ROM_BASE
	#define BL1_RO_LIMIT (PLAT_ARM_TRUSTED_ROM_BASE \
	+ PLAT_ARM_TRUSTED_ROM_SIZE)
	/*
	* Put BL1 RW at the top of the Trusted SRAM. BL1_RW_BASE is calculated using
	* the current BL1 RW debug size plus a little space for growth.
	*/
	#if TRUSTED_BOARD_BOOT
	#define BL1_RW_BASE (ARM_BL_RAM_BASE + \
	ARM_BL_RAM_SIZE - \
	0x9000)
	#else
	#define BL1_RW_BASE (ARM_BL_RAM_BASE + \
	ARM_BL_RAM_SIZE - \
	0x6000)
	#endif
	#define BL1_RW_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)

	/*******************************************************************************
	* BL2 specific defines.
	******************************************************************************/
	/*
	* Put BL2 just below BL3-1. BL2_BASE is calculated using the current BL2 debug
	* size plus a little space for growth.
	*/
	#if TRUSTED_BOARD_BOOT
	#define BL2_BASE (BL31_BASE - 0x1D000)
	#else
	#define BL2_BASE (BL31_BASE - 0xC000)
	#endif
	#define BL2_LIMIT BL31_BASE

	/*******************************************************************************
	* BL3-1 specific defines.
	******************************************************************************/
	/*
	* Put BL3-1 at the top of the Trusted SRAM. BL31_BASE is calculated using the
	* current BL3-1 debug size plus a little space for growth.
	*/
	#define BL31_BASE (ARM_BL_RAM_BASE + \
	ARM_BL_RAM_SIZE - \
	0x1D000)
	#define BL31_PROGBITS_LIMIT BL1_RW_BASE
	#define BL31_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)

	/*******************************************************************************
	* BL3-2 specific defines.
	******************************************************************************/
	/*
	* On ARM standard platforms, the TSP can execute from Trusted SRAM,
	* Trusted DRAM (if available) or the DRAM region secured by the TrustZone
	* controller.
	*/
	#if ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_SRAM_ID
	# define TSP_SEC_MEM_BASE ARM_BL_RAM_BASE
	# define TSP_SEC_MEM_SIZE ARM_BL_RAM_SIZE
	# define TSP_PROGBITS_LIMIT BL2_BASE
	# define BL32_BASE ARM_BL_RAM_BASE
	# define BL32_LIMIT BL31_BASE
	#elif ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_DRAM_ID
	# define TSP_SEC_MEM_BASE PLAT_ARM_TRUSTED_DRAM_BASE
	# define TSP_SEC_MEM_SIZE PLAT_ARM_TRUSTED_DRAM_SIZE
	# define BL32_BASE PLAT_ARM_TRUSTED_DRAM_BASE
	# define BL32_LIMIT (PLAT_ARM_TRUSTED_DRAM_BASE \
	+ (1 << 21))
	#elif ARM_TSP_RAM_LOCATION_ID == ARM_DRAM_ID
	# define TSP_SEC_MEM_BASE ARM_AP_TZC_DRAM1_BASE
	# define TSP_SEC_MEM_SIZE ARM_AP_TZC_DRAM1_SIZE
	# define BL32_BASE ARM_AP_TZC_DRAM1_BASE
	# define BL32_LIMIT (ARM_AP_TZC_DRAM1_BASE + \
	ARM_AP_TZC_DRAM1_SIZE)
	#else
	# error "Unsupported ARM_TSP_RAM_LOCATION_ID value"
	#endif

	/*
	* ID of the secure physical generic timer interrupt used by the TSP.
	*/
	#define TSP_IRQ_SEC_PHY_TIMER ARM_IRQ_SEC_PHY_TIMER


	#endif /* __ARM_DEF_H__ */