From a6b2c5a04ddae291417d5bfffaa25b13a7d8cd10 Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Mon, 30 Oct 2023 17:39:58 +0000 Subject: target/arm: Enable FEAT_MOPS insns in user-mode emulation In user-mode emulation, we need to set the SCTLR_EL1.MSCEn bit to avoid all the FEAT_MOPS insns UNDEFing. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20231030174000.3792225-2-peter.maydell@linaro.org --- target/arm/cpu.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'target/arm/cpu.c') diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 954328d72a..df6496b019 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -296,6 +296,8 @@ static void arm_cpu_reset_hold(Object *obj) env->cp15.sctlr_el[1] |= SCTLR_TSCXT; /* Disable access to Debug Communication Channel (DCC). */ env->cp15.mdscr_el1 |= 1 << 12; + /* Enable FEAT_MOPS */ + env->cp15.sctlr_el[1] |= SCTLR_MSCEN; #else /* Reset into the highest available EL */ if (arm_feature(env, ARM_FEATURE_EL3)) { -- cgit v1.2.3