summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/insn.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/include/asm/insn.h')
-rw-r--r--arch/arm/include/asm/insn.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/include/asm/insn.h b/arch/arm/include/asm/insn.h
new file mode 100644
index 000000000..5475cbf9f
--- /dev/null
+++ b/arch/arm/include/asm/insn.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_ARM_INSN_H
+#define __ASM_ARM_INSN_H
+
+static inline unsigned long
+arm_gen_nop(void)
+{
+#ifdef CONFIG_THUMB2_KERNEL
+ return 0xf3af8000; /* nop.w */
+#else
+ return 0xe1a00000; /* mov r0, r0 */
+#endif
+}
+
+unsigned long
+__arm_gen_branch(unsigned long pc, unsigned long addr, bool link, bool warn);
+
+static inline unsigned long
+arm_gen_branch(unsigned long pc, unsigned long addr)
+{
+ return __arm_gen_branch(pc, addr, false, true);
+}
+
+static inline unsigned long
+arm_gen_branch_link(unsigned long pc, unsigned long addr, bool warn)
+{
+ return __arm_gen_branch(pc, addr, true, warn);
+}
+
+#endif