Commit 790a1150 authored by Peter Maydell's avatar Peter Maydell
Browse files

arm: All M profile cores are PMSA 



All M profile CPUs are PMSA, so set the feature bit.
(We haven't actually implemented the M profile MPU register
interface yet, but setting this feature bit gives us closer
to correct behaviour for the MPU-disabled case.)

Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 1493122030-32191-11-git-send-email-peter.maydell@linaro.org
parent 3a00d560

target/arm/cpu.c

+8 −0
Original line number Diff line number Diff line
@@ -550,6 +550,14 @@ static void arm_cpu_post_init(Object *obj) 
{

    ARMCPU *cpu = ARM_CPU(obj);



    /* M profile implies PMSA. We have to do this here rather than

     * in realize with the other feature-implication checks because

     * we look at the PMSA bit to see if we should add some properties.

     */

    if (arm_feature(&cpu->env, ARM_FEATURE_M)) {

        set_feature(&cpu->env, ARM_FEATURE_PMSA);

    }



    if (arm_feature(&cpu->env, ARM_FEATURE_CBAR) ||

        arm_feature(&cpu->env, ARM_FEATURE_CBAR_RO)) {

        qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_cbar_property,