| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Rabin Vincent | d82227c | 2012-02-18 17:50:06 +0100 | [diff] [blame] | 2 | #ifndef __ASM_ARM_INSN_H |
| 3 | #define __ASM_ARM_INSN_H |
| 4 | |
| Rabin Vincent | 09f05d8 | 2012-02-18 17:52:41 +0100 | [diff] [blame] | 5 | static inline unsigned long |
| 6 | arm_gen_nop(void) |
| 7 | { |
| 8 | #ifdef CONFIG_THUMB2_KERNEL |
| 9 | return 0xf3af8000; /* nop.w */ |
| 10 | #else |
| 11 | return 0xe1a00000; /* mov r0, r0 */ |
| 12 | #endif |
| 13 | } |
| 14 | |
| Rabin Vincent | d82227c | 2012-02-18 17:50:06 +0100 | [diff] [blame] | 15 | unsigned long |
| 16 | __arm_gen_branch(unsigned long pc, unsigned long addr, bool link); |
| 17 | |
| 18 | static inline unsigned long |
| 19 | arm_gen_branch(unsigned long pc, unsigned long addr) |
| 20 | { |
| 21 | return __arm_gen_branch(pc, addr, false); |
| 22 | } |
| 23 | |
| 24 | static inline unsigned long |
| 25 | arm_gen_branch_link(unsigned long pc, unsigned long addr) |
| 26 | { |
| 27 | return __arm_gen_branch(pc, addr, true); |
| 28 | } |
| 29 | |
| 30 | #endif |