blob: a27f34b45b8af924b8130a449e89646ac0ba6bea [file] [log] [blame]
/*
* Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <bl_common.h>
#include <console.h>
#include <debug.h>
#include <plat_arm.h>
#include <platform_tsp.h>
#include "../zynqmp_private.h"
#define BL32_END (unsigned long)(&__BL32_END__)
/*******************************************************************************
* Initialize the UART
******************************************************************************/
void tsp_early_platform_setup(void)
{
/*
* Initialize a different console than already in use to display
* messages from TSP
*/
console_init(ZYNQMP_UART_BASE, zynqmp_get_uart_clk(),
ZYNQMP_UART_BAUDRATE);
/* Initialize the platform config for future decision making */
zynqmp_config_setup();
}
/*******************************************************************************
* Perform platform specific setup placeholder
******************************************************************************/
void tsp_platform_setup(void)
{
plat_arm_gic_driver_init();
plat_arm_gic_init();
}
/*******************************************************************************
* Perform the very early platform specific architectural setup here. At the
* moment this is only intializes the MMU
******************************************************************************/
void tsp_plat_arch_setup(void)
{
const mmap_region_t bl_regions[] = {
MAP_REGION_FLAT(BL32_BASE, BL32_END - BL32_BASE,
MT_MEMORY | MT_RW | MT_SECURE),
MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
MT_CODE | MT_SECURE),
MAP_REGION_FLAT(BL_RO_DATA_BASE, BL_RO_DATA_END - BL_RO_DATA_BASE,
MT_RO_DATA | MT_SECURE),
MAP_REGION_FLAT(BL_COHERENT_RAM_BASE,
BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE,
MT_DEVICE | MT_RW | MT_SECURE),
{0}
};
setup_page_tables(bl_regions, plat_arm_get_mmap());
enable_mmu_el1(0);
}