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efi_loader: add device-path utils
[u-boot] / include / linux / linkage.h
1 /*
2  * U-Boot - linkage.h
3  *
4  * Copyright (c) 2005-2007 Analog Devices Inc.
5  *
6  * SPDX-License-Identifier:     GPL-2.0+
7  */
8
9 #ifndef _LINUX_LINKAGE_H
10 #define _LINUX_LINKAGE_H
11
12 #include <asm/linkage.h>
13
14 /* Some toolchains use other characters (e.g. '`') to mark new line in macro */
15 #ifndef ASM_NL
16 #define ASM_NL           ;
17 #endif
18
19 #ifdef __cplusplus
20 #define CPP_ASMLINKAGE          extern "C"
21 #else
22 #define CPP_ASMLINKAGE
23 #endif
24
25 #ifndef asmlinkage
26 #define asmlinkage CPP_ASMLINKAGE
27 #endif
28
29 #define SYMBOL_NAME_STR(X)      #X
30 #define SYMBOL_NAME(X)          X
31 #ifdef __STDC__
32 #define SYMBOL_NAME_LABEL(X)    X##:
33 #else
34 #define SYMBOL_NAME_LABEL(X)    X:
35 #endif
36
37 #ifndef __ALIGN
38 #define __ALIGN .align          4
39 #endif
40
41 #ifndef __ALIGN_STR
42 #define __ALIGN_STR             ".align 4"
43 #endif
44
45 #ifdef __ASSEMBLY__
46
47 #define ALIGN                   __ALIGN
48 #define ALIGN_STR               __ALIGN_STR
49
50 #define LENTRY(name) \
51         ALIGN ASM_NL \
52         SYMBOL_NAME_LABEL(name)
53
54 #define ENTRY(name) \
55         .globl SYMBOL_NAME(name) ASM_NL \
56         LENTRY(name)
57
58 #define WEAK(name) \
59         .weak SYMBOL_NAME(name) ASM_NL \
60         LENTRY(name)
61
62 #ifndef END
63 #define END(name) \
64         .size name, .-name
65 #endif
66
67 #ifndef ENDPROC
68 #define ENDPROC(name) \
69         .type name STT_FUNC ASM_NL \
70         END(name)
71 #endif
72
73 #endif
74
75 #endif