arch/arm/include/asm/insn.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASM_ARM_INSN_H
   3 #define __ASM_ARM_INSN_H
   4
   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
  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