genode/repos/base-hw/src/core/spec/arm/crt0.s

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722 B
ArmAsm

/**
* \brief Startup code for core on ARM
* \author Stefan Kalkowski
* \date 2015-03-06
*/
/*
* Copyright (C) 2015 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/**************************
** .text (program code) **
**************************/
.section ".text"
/* program entry-point */
.global _core_start
_core_start:
/* create proper environment for main thread */
bl init_main_thread
/* apply environment that was created by init_main_thread */
ldr sp, =init_main_thread_result
ldr sp, [sp]
/* jump into init C code instead of calling it as it should never return */
b _main