82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
/*
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* Copyright (c) 2014-2016, ARM Limited and Contributors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <bl_common.h>
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#include <console.h>
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#include <debug.h>
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#include <platform_tsp.h>
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#include <plat_arm.h>
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#include "../zynqmp_private.h"
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#define BL32_END (unsigned long)(&__BL32_END__)
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/*******************************************************************************
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* Initialize the UART
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******************************************************************************/
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void tsp_early_platform_setup(void)
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{
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/*
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* Initialize a different console than already in use to display
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* messages from TSP
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*/
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console_init(ZYNQMP_UART_BASE, zynqmp_get_uart_clk(),
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ZYNQMP_UART_BAUDRATE);
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/* Initialize the platform config for future decision making */
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zynqmp_config_setup();
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}
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/*******************************************************************************
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* Perform platform specific setup placeholder
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******************************************************************************/
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void tsp_platform_setup(void)
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{
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plat_arm_gic_driver_init();
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plat_arm_gic_init();
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}
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/*******************************************************************************
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* Perform the very early platform specific architectural setup here. At the
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* moment this is only intializes the MMU
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******************************************************************************/
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void tsp_plat_arch_setup(void)
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{
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arm_setup_page_tables(BL32_BASE,
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BL32_END - BL32_BASE,
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BL_CODE_BASE,
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BL_CODE_END,
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BL_RO_DATA_BASE,
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BL_RO_DATA_END,
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BL_COHERENT_RAM_BASE,
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BL_COHERENT_RAM_END
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);
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enable_mmu_el1(0);
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}
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