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1 | #ifndef _LINUX_LINKAGE_H |
2 | #define _LINUX_LINKAGE_H |
3 | |
4 | #include <linux/compiler.h> |
5 | #include <asm/linkage.h> |
6 | |
7 | #ifdef __cplusplus |
8 | #define CPP_ASMLINKAGE extern "C" |
9 | #else |
10 | #define CPP_ASMLINKAGE |
11 | #endif |
12 | |
13 | #ifndef asmlinkage |
14 | #define asmlinkage CPP_ASMLINKAGE |
15 | #endif |
16 | |
17 | #define __page_aligned_data __section(.data..page_aligned) __aligned(PAGE_SIZE) |
18 | #define __page_aligned_bss __section(.bss..page_aligned) __aligned(PAGE_SIZE) |
19 | |
20 | /* |
21 | * For assembly routines. |
22 | * |
23 | * Note when using these that you must specify the appropriate |
24 | * alignment directives yourself |
25 | */ |
26 | #define __PAGE_ALIGNED_DATA .section ".data..page_aligned", "aw" |
27 | #define __PAGE_ALIGNED_BSS .section ".bss..page_aligned", "aw" |
28 | |
29 | /* |
30 | * This is used by architectures to keep arguments on the stack |
31 | * untouched by the compiler by keeping them live until the end. |
32 | * The argument stack may be owned by the assembly-language |
33 | * caller, not the callee, and gcc doesn't always understand |
34 | * that. |
35 | * |
36 | * We have the return value, and a maximum of six arguments. |
37 | * |
38 | * This should always be followed by a "return ret" for the |
39 | * protection to work (ie no more work that the compiler might |
40 | * end up needing stack temporaries for). |
41 | */ |
42 | /* Assembly files may be compiled with -traditional .. */ |
43 | #ifndef __ASSEMBLY__ |
44 | #ifndef asmlinkage_protect |
45 | # define asmlinkage_protect(n, ret, args...) do { } while (0) |
46 | #endif |
47 | #endif |
48 | |
49 | #ifndef __ALIGN |
50 | #define __ALIGN .align 4,0x90 |
51 | #define __ALIGN_STR ".align 4,0x90" |
52 | #endif |
53 | |
54 | #ifdef __ASSEMBLY__ |
55 | |
56 | #ifndef LINKER_SCRIPT |
57 | #define ALIGN __ALIGN |
58 | #define ALIGN_STR __ALIGN_STR |
59 | |
60 | #ifndef ENTRY |
61 | #define ENTRY(name) \ |
62 | .globl name; \ |
63 | ALIGN; \ |
64 | name: |
65 | #endif |
66 | #endif /* LINKER_SCRIPT */ |
67 | |
68 | #ifndef WEAK |
69 | #define WEAK(name) \ |
70 | .weak name; \ |
71 | name: |
72 | #endif |
73 | |
74 | #ifndef END |
75 | #define END(name) \ |
76 | .size name, .-name |
77 | #endif |
78 | |
79 | /* If symbol 'name' is treated as a subroutine (gets called, and returns) |
80 | * then please use ENDPROC to mark 'name' as STT_FUNC for the benefit of |
81 | * static analysis tools such as stack depth analyzer. |
82 | */ |
83 | #ifndef ENDPROC |
84 | #define ENDPROC(name) \ |
85 | .type name, @function; \ |
86 | END(name) |
87 | #endif |
88 | |
89 | #endif |
90 | |
91 | #endif |
92 |
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javiroman/ks7010
jz-2.6.34
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9