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-rw-r--r--arch/arm/kernel/insn.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/kernel/insn.h b/arch/arm/kernel/insn.h
new file mode 100644
index 000000000000..e96065da4dae
--- /dev/null
+++ b/arch/arm/kernel/insn.h
@@ -0,0 +1,29 @@
1#ifndef __ASM_ARM_INSN_H
2#define __ASM_ARM_INSN_H
3
4static inline unsigned long
5arm_gen_nop(void)
6{
7#ifdef CONFIG_THUMB2_KERNEL
8 return 0xf3af8000; /* nop.w */
9#else
10 return 0xe1a00000; /* mov r0, r0 */
11#endif
12}
13
14unsigned long
15__arm_gen_branch(unsigned long pc, unsigned long addr, bool link);
16
17static inline unsigned long
18arm_gen_branch(unsigned long pc, unsigned long addr)
19{
20 return __arm_gen_branch(pc, addr, false);
21}
22
23static inline unsigned long
24arm_gen_branch_link(unsigned long pc, unsigned long addr)
25{
26 return __arm_gen_branch(pc, addr, true);
27}
28
29#endif