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/*
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* Copyright (c) 2013, 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 <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <arch_helpers.h>
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#include <console.h>
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#include <platform.h>
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#include <semihosting.h>
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#include <bl_common.h>
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#include <bl31.h>
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#include <runtime_svc.h>
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void bl31_arch_next_el_setup(void);
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/*******************************************************************************
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* BL31 is responsible for setting up the runtime services for the primary cpu
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* before passing control to the bootloader (UEFI) or Linux.
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******************************************************************************/
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void bl31_main(void)
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{
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el_change_info *image_info;
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unsigned long mpidr = read_mpidr();
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/* Perform remaining generic architectural setup from EL3 */
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bl31_arch_setup();
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/* Perform platform setup in BL1 */
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bl31_platform_setup();
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#if defined (__GNUC__)
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printf("BL31 Built : %s, %s\n\r", __TIME__, __DATE__);
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#endif
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/* Initialize the runtime services e.g. psci */
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runtime_svc_init(mpidr);
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/* Clean caches before re-entering normal world */
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dcsw_op_all(DCCSW);
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image_info = bl31_get_next_image_info();
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bl31_arch_next_el_setup();
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change_el(image_info);
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/* There is no valid reason for change_el() to return */
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assert(0);
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}
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