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Diffstat (limited to 'include/asm-powerpc/code-patching.h')
-rw-r--r-- | include/asm-powerpc/code-patching.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/asm-powerpc/code-patching.h b/include/asm-powerpc/code-patching.h new file mode 100644 index 000000000000..0b91fdf944db --- /dev/null +++ b/include/asm-powerpc/code-patching.h | |||
@@ -0,0 +1,25 @@ | |||
1 | #ifndef _ASM_POWERPC_CODE_PATCHING_H | ||
2 | #define _ASM_POWERPC_CODE_PATCHING_H | ||
3 | |||
4 | /* | ||
5 | * Copyright 2008, Michael Ellerman, IBM Corporation. | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU General Public License | ||
9 | * as published by the Free Software Foundation; either version | ||
10 | * 2 of the License, or (at your option) any later version. | ||
11 | */ | ||
12 | |||
13 | /* Flags for create_branch: | ||
14 | * "b" == create_branch(addr, target, 0); | ||
15 | * "ba" == create_branch(addr, target, BRANCH_ABSOLUTE); | ||
16 | * "bl" == create_branch(addr, target, BRANCH_SET_LINK); | ||
17 | * "bla" == create_branch(addr, target, BRANCH_ABSOLUTE | BRANCH_SET_LINK); | ||
18 | */ | ||
19 | #define BRANCH_SET_LINK 0x1 | ||
20 | #define BRANCH_ABSOLUTE 0x2 | ||
21 | |||
22 | extern void create_branch(unsigned long addr, unsigned long target, int flags); | ||
23 | extern void create_instruction(unsigned long addr, unsigned int instr); | ||
24 | |||
25 | #endif /* _ASM_POWERPC_CODE_PATCHING_H */ | ||