From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60680) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wu1Fv-0002l4-S4 for qemu-devel@nongnu.org; Mon, 09 Jun 2014 11:13:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wu1Fq-00039I-D3 for qemu-devel@nongnu.org; Mon, 09 Jun 2014 11:13:03 -0400 Received: from mail-qg0-x236.google.com ([2607:f8b0:400d:c04::236]:44033) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wu1Fq-00039E-97 for qemu-devel@nongnu.org; Mon, 09 Jun 2014 11:12:58 -0400 Received: by mail-qg0-f54.google.com with SMTP id q108so9058260qgd.13 for ; Mon, 09 Jun 2014 08:12:58 -0700 (PDT) From: "Edgar E. Iglesias" Date: Tue, 10 Jun 2014 01:04:23 +1000 Message-Id: <1402326269-8573-12-git-send-email-edgar.iglesias@gmail.com> In-Reply-To: <1402326269-8573-1-git-send-email-edgar.iglesias@gmail.com> References: <1402326269-8573-1-git-send-email-edgar.iglesias@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Qemu-devel] [PATCH v2 11/17] target-arm: Don't take interrupts targeting lower ELs List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, peter.maydell@linaro.org Cc: rob.herring@linaro.org, peter.crosthwaite@xilinx.com, aggelerf@ethz.ch, agraf@suse.de, blauwirbel@gmail.com, john.williams@xilinx.com, greg.bellows@linaro.org, pbonzini@redhat.com, alex.bennee@linaro.org, christoffer.dall@linaro.org, rth@twiddle.net From: "Edgar E. Iglesias" Reviewed-by: Alex Bennée Signed-off-by: Edgar E. Iglesias --- target-arm/cpu.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 2f262a5..6aed57c 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -1129,6 +1129,13 @@ bool write_cpustate_to_list(ARMCPU *cpu); static inline bool arm_excp_unmasked(CPUState *cs, unsigned int excp_idx) { CPUARMState *env = cs->env_ptr; + unsigned int cur_el = arm_current_pl(env); + unsigned int target_el = arm_excp_target_el(cs, excp_idx); + + /* Don't take exceptions if they target a lower EL. */ + if (cur_el > target_el) { + return false; + } switch (excp_idx) { case EXCP_FIQ: -- 1.8.3.2