| Wolfgang Denk | 97caf67 | 2006-03-12 02:12:27 +0100 | [diff] [blame] | 1 | /* |
| 2 | * U-boot - linkage.h |
| 3 | * |
| 4 | * Copyright (c) 2005 blackfin.uclinux.org |
| 5 | * |
| 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 |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 22 | * MA 02111-1307 USA |
| 23 | */ |
| 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 |