platform_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
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __PLATFORM_DEF_H__
#define __PLATFORM_DEF_H__

#include <arch.h>
#include <common_def.h>
#include <tegra_def.h>

/*******************************************************************************
 * Generic platform constants
 ******************************************************************************/

/* Size of cacheable stacks */
#ifdef IMAGE_BL31
#define PLATFORM_STACK_SIZE 0x400
#endif

#define TEGRA_PRIMARY_CPU		0x0

#define PLAT_MAX_PWR_LVL		MPIDR_AFFLVL2
#define PLATFORM_CORE_COUNT		(PLATFORM_CLUSTER_COUNT * \
					 PLATFORM_MAX_CPUS_PER_CLUSTER)
#define PLAT_NUM_PWR_DOMAINS		(PLATFORM_CORE_COUNT + \
					 PLATFORM_CLUSTER_COUNT + 1)

/*******************************************************************************
 * Platform console related constants
 ******************************************************************************/
#define TEGRA_CONSOLE_BAUDRATE		115200
#define TEGRA_BOOT_UART_CLK_IN_HZ	408000000

/*******************************************************************************
 * Platform memory map related constants
 ******************************************************************************/
/* Size of trusted dram */
#define TZDRAM_SIZE			0x00400000
#define TZDRAM_END			(TZDRAM_BASE + TZDRAM_SIZE)

/*******************************************************************************
 * BL31 specific defines.
 ******************************************************************************/
#define BL31_SIZE			0x20000
#define BL31_BASE			TZDRAM_BASE
#define BL31_LIMIT			(TZDRAM_BASE + BL31_SIZE - 1)
#define BL32_BASE			(TZDRAM_BASE + BL31_SIZE)
#define BL32_LIMIT			TZDRAM_END

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

/*******************************************************************************
 * 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_SHIFT		6
#define CACHE_WRITEBACK_GRANULE		(1 << CACHE_WRITEBACK_SHIFT)

#endif /* __PLATFORM_DEF_H__ */