From 1bf878f7ff6013fe4a0172f0493fcc47b9e26189 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Thu, 14 Jul 2022 15:06:02 +0200 Subject: score: Extend memory dirty/zero actions Dirty or zero also the part of the .noinit section used by RTEMS. Close #4678. --- cpukit/score/src/memorynoinit.c | 45 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 cpukit/score/src/memorynoinit.c (limited to 'cpukit/score/src/memorynoinit.c') diff --git a/cpukit/score/src/memorynoinit.c b/cpukit/score/src/memorynoinit.c new file mode 100644 index 0000000000..19772356cd --- /dev/null +++ b/cpukit/score/src/memorynoinit.c @@ -0,0 +1,45 @@ +/** + * @file + * + * @ingroup RTEMSScoreMemory + * + * @brief This source file contains the definition of ::_Memory_Noinit_begin + * and ::_Memory_Noinit_end. + */ + +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (C) 2022 embedded brains GmbH + * + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include + +RTEMS_SECTION( ".noinit.rtems.begin" ) char _Memory_Noinit_begin[ 0 ]; + +RTEMS_SECTION( ".noinit.rtems.end" ) char _Memory_Noinit_end[ 0 ]; -- cgit v1.2.3