Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 2 | /* |
Bin Meng | a187559 | 2016-02-05 19:30:11 -0800 | [diff] [blame] | 3 | * U-Boot - linkage.h |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 4 | * |
5 | * Copyright (c) 2005-2007 Analog Devices Inc. | ||||
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 6 | */ |
7 | |||||
8 | #ifndef _LINUX_LINKAGE_H | ||||
9 | #define _LINUX_LINKAGE_H | ||||
10 | |||||
11 | #include <asm/linkage.h> | ||||
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 12 | |
Chen Gang | 950cb9b | 2015-02-19 18:51:27 +0300 | [diff] [blame] | 13 | /* Some toolchains use other characters (e.g. '`') to mark new line in macro */ |
14 | #ifndef ASM_NL | ||||
15 | #define ASM_NL ; | ||||
16 | #endif | ||||
17 | |||||
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 18 | #ifdef __cplusplus |
19 | #define CPP_ASMLINKAGE extern "C" | ||||
20 | #else | ||||
21 | #define CPP_ASMLINKAGE | ||||
22 | #endif | ||||
23 | |||||
Masahiro Yamada | e6126a5 | 2014-12-03 17:36:57 +0900 | [diff] [blame] | 24 | #ifndef asmlinkage |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 25 | #define asmlinkage CPP_ASMLINKAGE |
Masahiro Yamada | e6126a5 | 2014-12-03 17:36:57 +0900 | [diff] [blame] | 26 | #endif |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 27 | |
28 | #define SYMBOL_NAME_STR(X) #X | ||||
29 | #define SYMBOL_NAME(X) X | ||||
30 | #ifdef __STDC__ | ||||
31 | #define SYMBOL_NAME_LABEL(X) X##: | ||||
32 | #else | ||||
33 | #define SYMBOL_NAME_LABEL(X) X: | ||||
34 | #endif | ||||
35 | |||||
Aneesh V | 7245536 | 2012-03-08 07:20:17 +0000 | [diff] [blame] | 36 | #ifndef __ALIGN |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 37 | #define __ALIGN .align 4 |
Aneesh V | 7245536 | 2012-03-08 07:20:17 +0000 | [diff] [blame] | 38 | #endif |
39 | |||||
40 | #ifndef __ALIGN_STR | ||||
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 41 | #define __ALIGN_STR ".align 4" |
Aneesh V | 7245536 | 2012-03-08 07:20:17 +0000 | [diff] [blame] | 42 | #endif |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 43 | |
44 | #ifdef __ASSEMBLY__ | ||||
45 | |||||
46 | #define ALIGN __ALIGN | ||||
47 | #define ALIGN_STR __ALIGN_STR | ||||
48 | |||||
49 | #define LENTRY(name) \ | ||||
Chen Gang | 950cb9b | 2015-02-19 18:51:27 +0300 | [diff] [blame] | 50 | ALIGN ASM_NL \ |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 51 | SYMBOL_NAME_LABEL(name) |
52 | |||||
53 | #define ENTRY(name) \ | ||||
Chen Gang | 950cb9b | 2015-02-19 18:51:27 +0300 | [diff] [blame] | 54 | .globl SYMBOL_NAME(name) ASM_NL \ |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 55 | LENTRY(name) |
56 | |||||
David Feng | ec4fa56 | 2013-12-14 11:47:31 +0800 | [diff] [blame] | 57 | #define WEAK(name) \ |
Chen Gang | 950cb9b | 2015-02-19 18:51:27 +0300 | [diff] [blame] | 58 | .weak SYMBOL_NAME(name) ASM_NL \ |
David Feng | ec4fa56 | 2013-12-14 11:47:31 +0800 | [diff] [blame] | 59 | LENTRY(name) |
60 | |||||
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 61 | #ifndef END |
62 | #define END(name) \ | ||||
63 | .size name, .-name | ||||
64 | #endif | ||||
65 | |||||
66 | #ifndef ENDPROC | ||||
67 | #define ENDPROC(name) \ | ||||
Chen Gang | 950cb9b | 2015-02-19 18:51:27 +0300 | [diff] [blame] | 68 | .type name STT_FUNC ASM_NL \ |
Macpaul Lin | 273d11e | 2011-12-01 12:32:10 +0800 | [diff] [blame] | 69 | END(name) |
70 | #endif | ||||
71 | |||||
72 | #endif | ||||
73 | |||||
74 | #endif |