stm32/f3/vector_chipset.c

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/*
 * This file is part of the libopencm3 project.
 *
 * Copyright (C) 2010 Piotr Esden-Tempski <piotr@esden.net>
 * Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com>
 *
 * This library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#include <libopencm3/cm3/scb.h>
 
static void pre_main(void)
{
        /* Enable access to Floating-Point coprocessor. */
        SCB_CPACR |= SCB_CPACR_FULL * (SCB_CPACR_CP10 | SCB_CPACR_CP11);
}