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-rw-r--r--arch/arm64/lib/insn.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/lib/insn.c b/arch/arm64/lib/insn.c
index a635ab83fe..b008a9b46a 100644
--- a/arch/arm64/lib/insn.c
+++ b/arch/arm64/lib/insn.c
@@ -1515,3 +1515,14 @@ u32 aarch64_insn_gen_dmb(enum aarch64_insn_mb_type type)
return insn;
}
+
+u32 aarch64_insn_gen_mrs(enum aarch64_insn_register result,
+ enum aarch64_insn_system_register sysreg)
+{
+ u32 insn = aarch64_insn_get_mrs_value();
+
+ insn &= ~GENMASK(19, 0);
+ insn |= sysreg << 5;
+ return aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RT,
+ insn, result);
+}