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Wolfgang Denk6cb142f2006-03-12 02:12:27 +01001/*
2 * U-boot - linkage.h
3 *
Aubrey Li155fd762007-04-05 18:31:18 +08004 * Copyright (c) 2005-2007 Analog Devices Inc.
Wolfgang Denk6cb142f2006-03-12 02:12:27 +01005 *
6 * See file CREDITS for list of people who contributed to this
7 * project.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
Aubrey Li155fd762007-04-05 18:31:18 +080021 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
22 * MA 02110-1301 USA
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010023 */
24
25#ifndef _LINUX_LINKAGE_H
26#define _LINUX_LINKAGE_H
27
28#include <linux/config.h>
29
30#ifdef __cplusplus
31#define CPP_ASMLINKAGE extern "C"
32#else
33#define CPP_ASMLINKAGE
34#endif
35
36#define asmlinkage CPP_ASMLINKAGE
37
38#define SYMBOL_NAME_STR(X) #X
39#define SYMBOL_NAME(X) X
40#ifdef __STDC__
41#define SYMBOL_NAME_LABEL(X) X##:
42#else
43#define SYMBOL_NAME_LABEL(X) X:
44#endif
45
46#define __ALIGN .align 4
47#define __ALIGN_STR ".align 4"
48
49#ifdef __ASSEMBLY__
50
51#define ALIGN __ALIGN
52#define ALIGN_STR __ALIGN_STR
53
54#define ENTRY(name) \
55 .globl SYMBOL_NAME(name); \
56 ALIGN; \
57 SYMBOL_NAME_LABEL(name)
58#endif
59
60#endif