diff options
Diffstat (limited to '')
| -rw-r--r-- | bsps/sparc/shared/start/bspgetworkarea.c | 59 |
1 files changed, 35 insertions, 24 deletions
diff --git a/bsps/sparc/shared/start/bspgetworkarea.c b/bsps/sparc/shared/start/bspgetworkarea.c index 3fbeb824f2..6ceda38c07 100644 --- a/bsps/sparc/shared/start/bspgetworkarea.c +++ b/bsps/sparc/shared/start/bspgetworkarea.c @@ -1,44 +1,55 @@ +/** + * @file + * + * @ingroup RTEMSScoreMemory + * + * @brief This source file contains an implementation of _Memory_Get(). + */ + /* - * This set of routines are the BSP specific initialization - * support routines. + * SPDX-License-Identifier: BSD-2-Clause * - * COPYRIGHT (c) 1989-2008. - * On-Line Applications Research Corporation (OAR). + * Copyright (C) 2019, 2021 embedded brains GmbH * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. + * 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 <bsp.h> -#include <bsp/bootcard.h> -#include <rtems/sysinit.h> +#include <rtems/score/memory.h> -/* Tells us where to put the workspace in case remote debugger is present. */ -extern uintptr_t rdb_start; +/* This function is called only by the start sequence defined in start.S */ +void _SPARC_Memory_initialize( void *end_of_usable_ram ); static Memory_Area _Memory_Areas[ 1 ]; static const Memory_Information _Memory_Information = MEMORY_INFORMATION_INITIALIZER( _Memory_Areas ); -static void bsp_memory_initialize( void ) +void _SPARC_Memory_initialize( void *end_of_usable_ram ) { - void *begin; - uintptr_t size; - - begin = &end; - size = rdb_start - (uintptr_t)begin; - _Memory_Initialize_by_size( &_Memory_Areas[ 0 ], begin, size ); + _Memory_Initialize( &_Memory_Areas[ 0 ], &end, end_of_usable_ram ); } -RTEMS_SYSINIT_ITEM( - bsp_memory_initialize, - RTEMS_SYSINIT_MEMORY, - RTEMS_SYSINIT_ORDER_MIDDLE -); - const Memory_Information *_Memory_Get( void ) { return &_Memory_Information; |