/* SPDX-License-Identifier: BSD-2-Clause */ /** * @file * * @ingroup RTEMSBSPsARMLPC24XX * * @brief Restart implementation. */ /* * Copyright (c) 2011-2014 embedded brains GmbH. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include void bsp_restart(void *addr) { #ifdef ARM_MULTILIB_ARCH_V4 ARM_SWITCH_REGISTERS; rtems_interrupt_level level; rtems_interrupt_disable(level); (void) level; asm volatile ( ARM_SWITCH_TO_ARM "mov pc, %[addr]\n" ARM_SWITCH_BACK : ARM_SWITCH_OUTPUT : [addr] "r" (addr) ); #else rtems_interrupt_level level; void (*start)(void) = addr; rtems_interrupt_disable(level); (void) level; (*start)(); #endif }