forked from Imagelibrary/rtems
53 lines
944 B
C
53 lines
944 B
C
/**
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* @file
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*
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* @ingroup lpc24xx
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*
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* @brief Restart implementation.
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*/
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/*
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* Copyright (c) 2011-2014 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Dornierstr. 4
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <rtems.h>
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#include <bsp.h>
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void bsp_restart(void *addr)
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{
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#ifdef ARM_MULTILIB_ARCH_V4
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ARM_SWITCH_REGISTERS;
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rtems_interrupt_level level;
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rtems_interrupt_disable(level);
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(void) level;
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asm volatile (
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ARM_SWITCH_TO_ARM
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"mov pc, %[addr]\n"
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ARM_SWITCH_BACK
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: ARM_SWITCH_OUTPUT
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: [addr] "r" (addr)
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);
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#else
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rtems_interrupt_level level;
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void (*start)(void) = addr;
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rtems_interrupt_disable(level);
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(void) level;
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(*start)();
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#endif
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}
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