insn.h 602 B

123456789101112131415161718192021222324252627282930
  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef __ASM_ARM_INSN_H
  3. #define __ASM_ARM_INSN_H
  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. unsigned long
  14. __arm_gen_branch(unsigned long pc, unsigned long addr, bool link);
  15. static inline unsigned long
  16. arm_gen_branch(unsigned long pc, unsigned long addr)
  17. {
  18. return __arm_gen_branch(pc, addr, false);
  19. }
  20. static inline unsigned long
  21. arm_gen_branch_link(unsigned long pc, unsigned long addr)
  22. {
  23. return __arm_gen_branch(pc, addr, true);
  24. }
  25. #endif