4 * This file is part of BeRTOS.
6 * Bertos is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * As a special exception, you may use this file as part of a free software
21 * library without restriction. Specifically, if other files instantiate
22 * templates or use macros or inline functions from this file, or you compile
23 * this file and link it with other files to produce an executable, this
24 * file does not by itself cause the resulting executable to be covered by
25 * the GNU General Public License. This exception does not however
26 * invalidate any other reasons why the executable file might be covered by
27 * the GNU General Public License.
29 * Copyright 2004 Develer S.r.l. (http://www.develer.com/)
30 * Copyright 1999, 2000, 2001 Bernie Innocenti <bernie@codewiz.org>
31 * This file is part of DevLib - See devlib/README for information.
35 * \author Bernie Innocenti <bernie@codewiz.org>
37 * \brief i386 context switch for WIN32
40 !!!!!! THIS FILE HAS NOT BEEN REVISED FOR THE NEW SCHEDULER API !!!!!!
42 __declspec(naked) void AsmSwitchContext(void * new_sp, void ** save_sp)
53 mov ebp,dword ptr [esp+24h] ; ebp <- save_sp
54 mov dword ptr [ebp],esp ; *save_sp = esp
55 mov esp,dword ptr [esp+20h] ; new_sp
67 __declspec(naked) void AsmReplaceContext(void * new_sp, void ** dummy)
71 mov esp,dword ptr [esp + 4] ; new_sp