diff options
Diffstat (limited to 'arch/arm/kernel/insn.h')
-rw-r--r-- | arch/arm/kernel/insn.h | 29 |
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 | |||
4 | static inline unsigned long | ||
5 | arm_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 | |||
14 | unsigned long | ||
15 | __arm_gen_branch(unsigned long pc, unsigned long addr, bool link); | ||
16 | |||
17 | static inline unsigned long | ||
18 | arm_gen_branch(unsigned long pc, unsigned long addr) | ||
19 | { | ||
20 | return __arm_gen_branch(pc, addr, false); | ||
21 | } | ||
22 | |||
23 | static inline unsigned long | ||
24 | arm_gen_branch_link(unsigned long pc, unsigned long addr) | ||
25 | { | ||
26 | return __arm_gen_branch(pc, addr, true); | ||
27 | } | ||
28 | |||
29 | #endif | ||