platform_def.h

/*
 * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef PLATFORM_DEF_H
#define PLATFORM_DEF_H

#include <arch.h>
#include <utils_def.h>
#include "../hikey960_def.h"

/* Special value used to verify platform parameters from BL2 to BL3-1 */
#define HIKEY960_BL31_PLAT_PARAM_VAL	0x0f1e2d3c4b5a6978ULL

/*
 * Generic platform constants
 */

/* Size of cacheable stacks */
#define PLATFORM_STACK_SIZE		0x1000

#define FIRMWARE_WELCOME_STR		"Booting Trusted Firmware\n"

#define PLATFORM_CACHE_LINE_SIZE	64
#define PLATFORM_CLUSTER_COUNT		2
#define PLATFORM_CORE_COUNT_PER_CLUSTER	4
#define PLATFORM_CORE_COUNT		(PLATFORM_CLUSTER_COUNT * \
					 PLATFORM_CORE_COUNT_PER_CLUSTER)
#define PLAT_MAX_PWR_LVL		MPIDR_AFFLVL2
#define PLAT_NUM_PWR_DOMAINS		(PLATFORM_CORE_COUNT + \
					 PLATFORM_CLUSTER_COUNT + 1)

#define PLAT_MAX_RET_STATE		U(1)
#define PLAT_MAX_OFF_STATE		U(2)

#define MAX_IO_DEVICES			3
#define MAX_IO_HANDLES			4
/* UFS RPMB and UFS User Data */
#define MAX_IO_BLOCK_DEVICES		2


/*
 * Platform memory map related constants
 */

/*
 * BL1 specific defines.
 */
#define BL1_RO_BASE			(0x1AC00000)
#define BL1_RO_LIMIT			(BL1_RO_BASE + 0x20000)
#define BL1_RW_BASE			(BL1_RO_LIMIT)		/* 1AC2_0000 */
#define BL1_RW_SIZE			(0x00188000)
#define BL1_RW_LIMIT			(0x1B000000)

/*
 * BL2 specific defines.
 */
#define BL2_BASE			(0x1AC00000)
#define BL2_LIMIT			(BL2_BASE + 0x58000)	/* 1AC5_8000 */

/*
 * BL31 specific defines.
 */
#define BL31_BASE			(BL2_LIMIT)		/* 1AC5_8000 */
#define BL31_LIMIT			(BL31_BASE + 0x40000)	/* 1AC9_8000 */

/*
 * BL3-2 specific defines.
 */

/*
 * The TSP currently executes from TZC secured area of DRAM.
 */
#define BL32_DRAM_BASE                  DDR_SEC_BASE
#define BL32_DRAM_LIMIT                 (DDR_SEC_BASE+DDR_SEC_SIZE)

#ifdef SPD_opteed
/* Load pageable part of OP-TEE at end of allocated DRAM space for BL32 */
#define HIKEY960_OPTEE_PAGEABLE_LOAD_BASE	(BL32_DRAM_LIMIT - HIKEY960_OPTEE_PAGEABLE_LOAD_SIZE) /* 0x3FC0_0000 */
#define HIKEY960_OPTEE_PAGEABLE_LOAD_SIZE	0x400000 /* 4MB */
#endif

#if (HIKEY960_TSP_RAM_LOCATION_ID == HIKEY960_DRAM_ID)
#define TSP_SEC_MEM_BASE		BL32_DRAM_BASE
#define TSP_SEC_MEM_SIZE		(BL32_DRAM_LIMIT - BL32_DRAM_BASE)
#define BL32_BASE			BL32_DRAM_BASE
#define BL32_LIMIT			BL32_DRAM_LIMIT
#elif (HIKEY960_TSP_RAM_LOCATION_ID == HIKEY960_SRAM_ID)
#error "SRAM storage of TSP payload is currently unsupported"
#else
#error "Currently unsupported HIKEY960_TSP_LOCATION_ID value"
#endif

/* BL32 is mandatory in AArch32 */
#ifndef AARCH32
#ifdef SPD_none
#undef BL32_BASE
#endif /* SPD_none */
#endif

#define NS_BL1U_BASE			(BL31_LIMIT)		/* 1AC9_8000 */
#define NS_BL1U_SIZE			(0x00100000)
#define NS_BL1U_LIMIT			(NS_BL1U_BASE + NS_BL1U_SIZE)

#define HIKEY960_NS_IMAGE_OFFSET	(0x1AC28000)	/* offset in l-loader */
#define HIKEY960_NS_TMP_OFFSET		(0x1AE00000)

#define SCP_BL2_BASE			(0x89C80000)
#define SCP_BL2_SIZE			(0x00040000)

/*
 * Platform specific page table and MMU setup constants
 */
#define ADDR_SPACE_SIZE			(1ULL << 32)

#if defined(IMAGE_BL1) || defined(IMAGE_BL31) || defined(IMAGE_BL32)
#define MAX_XLAT_TABLES			3
#endif

#ifdef IMAGE_BL2
#ifdef SPD_opteed
#define MAX_XLAT_TABLES			4
#else
#define MAX_XLAT_TABLES			3
#endif
#endif

#define MAX_MMAP_REGIONS		16

/*
 * Declarations and constants to access the mailboxes safely. Each mailbox is
 * 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. Such alignment ensures that two maiboxes do not sit on the same cache
 * line at any cache level. They could belong to different cpus/clusters &
 * get written while being protected by different locks causing corruption of
 * a valid mailbox address.
 */
#define CACHE_WRITEBACK_SHIFT		6
#define CACHE_WRITEBACK_GRANULE		(1 << CACHE_WRITEBACK_SHIFT)

#endif /* PLATFORM_DEF_H */