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From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Fam Zheng" <fam@euphon.net>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	kvm@vger.kernel.org, "Alex Bennée" <alex.bennee@linaro.org>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	qemu-arm@nongnu.org, "Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: [PATCH v3 05/19] target/arm: Restrict Virtualization Host Extensions instructions to TCG
Date: Mon, 16 Mar 2020 17:06:20 +0100	[thread overview]
Message-ID: <20200316160634.3386-6-philmd@redhat.com> (raw)
In-Reply-To: <20200316160634.3386-1-philmd@redhat.com>

Under KVM the ARMv8.1-VHE instruction will trap.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 target/arm/helper.c | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/target/arm/helper.c b/target/arm/helper.c
index a5280c091b..ce6778283d 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -2897,16 +2897,6 @@ static void gt_virt_ctl_write(CPUARMState *env, const ARMCPRegInfo *ri,
     gt_ctl_write(env, ri, GTIMER_VIRT, value);
 }
 
-static void gt_cntvoff_write(CPUARMState *env, const ARMCPRegInfo *ri,
-                              uint64_t value)
-{
-    ARMCPU *cpu = env_archcpu(env);
-
-    trace_arm_gt_cntvoff_write(value);
-    raw_write(env, ri, value);
-    gt_recalc_timer(cpu, GTIMER_VIRT);
-}
-
 static uint64_t gt_virt_redir_cval_read(CPUARMState *env,
                                         const ARMCPRegInfo *ri)
 {
@@ -2949,6 +2939,17 @@ static void gt_virt_redir_ctl_write(CPUARMState *env, const ARMCPRegInfo *ri,
     gt_ctl_write(env, ri, timeridx, value);
 }
 
+#if !defined(CONFIG_USER_ONLY) && defined(CONFIG_TCG)
+static void gt_cntvoff_write(CPUARMState *env, const ARMCPRegInfo *ri,
+                              uint64_t value)
+{
+    ARMCPU *cpu = env_archcpu(env);
+
+    trace_arm_gt_cntvoff_write(value);
+    raw_write(env, ri, value);
+    gt_recalc_timer(cpu, GTIMER_VIRT);
+}
+
 static void gt_hyp_timer_reset(CPUARMState *env, const ARMCPRegInfo *ri)
 {
     gt_timer_reset(env, ri, GTIMER_HYP);
@@ -2976,6 +2977,7 @@ static void gt_hyp_ctl_write(CPUARMState *env, const ARMCPRegInfo *ri,
 {
     gt_ctl_write(env, ri, GTIMER_HYP, value);
 }
+#endif /* !CONFIG_USER_ONLY && CONFIG_TCG */
 
 static void gt_sec_timer_reset(CPUARMState *env, const ARMCPRegInfo *ri)
 {
-- 
2.21.1



  parent reply	other threads:[~2020-03-16 17:31 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-16 16:06 [PATCH v3 00/19] Support disabling TCG on ARM (part 2) Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 01/19] target/arm: Rename KVM set_feature() as kvm_set_feature() Philippe Mathieu-Daudé
2020-03-16 20:16   ` Richard Henderson
2020-03-17  9:09     ` Philippe Mathieu-Daudé
2020-04-19 16:31       ` Philippe Mathieu-Daudé
2020-04-19 19:58         ` Peter Maydell
2020-04-20 10:44           ` Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 02/19] target/arm: Make set_feature() available for other files Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 03/19] target/arm: Restrict DC-CVAP instruction to TCG accel Philippe Mathieu-Daudé
2020-03-16 19:36   ` Richard Henderson
2020-03-16 20:11     ` Peter Maydell
2020-04-17 13:49       ` Philippe Mathieu-Daudé
2020-04-17 13:54         ` Peter Maydell
2020-04-17 14:19           ` Philippe Mathieu-Daudé
2020-04-17 14:24             ` Peter Maydell
2020-03-16 16:06 ` [PATCH v3 04/19] target/arm: Restric the Address Translate operations " Philippe Mathieu-Daudé
2020-03-16 19:37   ` Richard Henderson
2020-03-16 16:06 ` Philippe Mathieu-Daudé [this message]
2020-03-16 20:17   ` [PATCH v3 05/19] target/arm: Restrict Virtualization Host Extensions instructions to TCG Richard Henderson
2020-04-20 10:49     ` Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 06/19] target/arm: Move Makefile variable restricted to CONFIG_TCG Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 07/19] target/arm: Make cpu_register() available for other files Philippe Mathieu-Daudé
2020-03-16 20:10   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 08/19] target/arm: Add semihosting stub to allow building without TCG Philippe Mathieu-Daudé
2020-03-16 19:46   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 09/19] target/arm: Move ARM_V7M Kconfig from hw/ to target/ Philippe Mathieu-Daudé
2020-03-16 20:09   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 10/19] target/arm: Restrict ARMv4 cpus to TCG accel Philippe Mathieu-Daudé
2020-03-16 19:50   ` Richard Henderson
2020-03-16 19:51     ` Richard Henderson
2020-04-23  8:36   ` Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 11/19] target/arm: Restrict ARMv5 " Philippe Mathieu-Daudé
2020-03-16 19:52   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 12/19] target/arm: Restrict ARMv6 " Philippe Mathieu-Daudé
2020-03-16 19:54   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 13/19] target/arm: Restrict ARMv7 R-profile " Philippe Mathieu-Daudé
2020-03-16 19:55   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 14/19] target/arm: Restrict ARMv7 M-profile " Philippe Mathieu-Daudé
2020-03-16 19:57   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 15/19] target/arm: Make m_helper.c optional via CONFIG_ARM_V7M Philippe Mathieu-Daudé
2020-03-16 19:59   ` Richard Henderson
2020-03-16 16:06 ` [PATCH v3 16/19] target/arm: Do not build TCG objects when TCG is off Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 17/19] hw/arm: Automatically select the 'virt' machine on KVM Philippe Mathieu-Daudé
2020-03-16 20:06   ` Richard Henderson
2020-09-29 18:26     ` Philippe Mathieu-Daudé
2020-09-29 20:06   ` Peter Maydell
2020-09-29 20:11     ` Peter Maydell
2020-09-29 20:36       ` Philippe Mathieu-Daudé
2020-10-01  7:38         ` Paolo Bonzini
2020-10-01 15:05           ` Philippe Mathieu-Daudé
2020-10-05  9:22             ` Philippe Mathieu-Daudé
2020-10-05 10:53               ` Paolo Bonzini
2020-03-16 16:06 ` [PATCH v3 18/19] hw/arm: Do not build to 'virt' machine on Xen Philippe Mathieu-Daudé
2020-03-16 17:05   ` Stefano Stabellini
2020-03-16 17:11   ` Peter Maydell
2020-03-16 19:00     ` Philippe Mathieu-Daudé
2020-03-16 16:06 ` [PATCH v3 19/19] .travis.yml: Add a KVM-only Aarch64 job Philippe Mathieu-Daudé
2020-03-16 20:03 ` [PATCH v3 00/19] Support disabling TCG on ARM (part 2) no-reply
2020-03-16 23:10 ` no-reply

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