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Wed, 26 Aug 2020 05:55:52 +0000 (GMT) Received: from morokweng.localdomain.com (unknown [9.163.48.38]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 26 Aug 2020 05:55:52 +0000 (GMT) From: Thiago Jung Bauermann To: qemu-ppc@nongnu.org Subject: [PATCH v7 1/8] target/arm: Move start-powered-off property to generic CPUState Date: Wed, 26 Aug 2020 02:55:28 -0300 Message-Id: <20200826055535.951207-2-bauerman@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200826055535.951207-1-bauerman@linux.ibm.com> References: <20200826055535.951207-1-bauerman@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-08-25_11:2020-08-25, 2020-08-26 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 priorityscore=1501 impostorscore=0 adultscore=0 mlxlogscore=999 lowpriorityscore=0 phishscore=0 malwarescore=0 spamscore=0 bulkscore=0 suspectscore=1 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008260040 Received-SPF: pass client-ip=148.163.156.1; envelope-from=bauerman@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/26 01:56:34 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , David Hildenbrand , Mark Cave-Ayland , qemu-devel@nongnu.org, Aleksandar Markovic , Thomas Huth , David Gibson , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Artyom Tarasenko , Aleksandar Rikalo , Eduardo Habkost , Greg Kurz , qemu-s390x@nongnu.org, qemu-arm@nongnu.org, =?utf-8?q?C=C3=A9dric_Le_Goater?= , Paolo Bonzini , =?utf-8?q?Alex_Benn=C3=A9e?= , Richard Henderson , Cornelia Huck , Thiago Jung Bauermann , Igor Mammedov , Aurelien Jarno Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" There are other platforms which also have CPUs that start powered off, so generalize the start-powered-off property so that it can be used by them. Note that ARMv7MState also has a property of the same name but this patch doesn't change it because that class isn't a subclass of CPUState so it wouldn't be a trivial change. This change should not cause any change in behavior. Suggested-by: Eduardo Habkost Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: David Gibson Reviewed-by: Greg Kurz Signed-off-by: Thiago Jung Bauermann --- exec.c | 1 + include/hw/core/cpu.h | 4 ++++ target/arm/cpu.c | 5 ++--- target/arm/cpu.h | 3 --- target/arm/kvm32.c | 2 +- target/arm/kvm64.c | 2 +- 6 files changed, 9 insertions(+), 8 deletions(-) diff --git a/exec.c b/exec.c index 6f381f98e2..82e82fab09 100644 --- a/exec.c +++ b/exec.c @@ -899,6 +899,7 @@ Property cpu_common_props[] = { DEFINE_PROP_LINK("memory", CPUState, memory, TYPE_MEMORY_REGION, MemoryRegion *), #endif + DEFINE_PROP_BOOL("start-powered-off", CPUState, start_powered_off, false), DEFINE_PROP_END_OF_LIST(), }; diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index 8f145733ce..9fc2696db5 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -374,6 +374,10 @@ struct CPUState { bool created; bool stop; bool stopped; + + /* Should CPU start in powered-off state? */ + bool start_powered_off; + bool unplug; bool crash_occurred; bool exit_request; diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 111579554f..ec65c7653f 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -174,8 +174,8 @@ static void arm_cpu_reset(DeviceState *dev) env->vfp.xregs[ARM_VFP_MVFR1] = cpu->isar.mvfr1; env->vfp.xregs[ARM_VFP_MVFR2] = cpu->isar.mvfr2; - cpu->power_state = cpu->start_powered_off ? PSCI_OFF : PSCI_ON; - s->halted = cpu->start_powered_off; + cpu->power_state = s->start_powered_off ? PSCI_OFF : PSCI_ON; + s->halted = s->start_powered_off; if (arm_feature(env, ARM_FEATURE_IWMMXT)) { env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q'; @@ -2182,7 +2182,6 @@ static const ARMCPUInfo arm_cpus[] = { }; static Property arm_cpu_properties[] = { - DEFINE_PROP_BOOL("start-powered-off", ARMCPU, start_powered_off, false), DEFINE_PROP_UINT32("psci-conduit", ARMCPU, psci_conduit, 0), DEFINE_PROP_UINT64("midr", ARMCPU, midr, 0), DEFINE_PROP_UINT64("mp-affinity", ARMCPU, diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 9e8ed423ea..a925d26996 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -810,9 +810,6 @@ struct ARMCPU { */ uint32_t psci_version; - /* Should CPU start in PSCI powered-off state? */ - bool start_powered_off; - /* Current power state, access guarded by BQL */ ARMPSCIState power_state; diff --git a/target/arm/kvm32.c b/target/arm/kvm32.c index 0af46b41c8..1f2b8f8b7a 100644 --- a/target/arm/kvm32.c +++ b/target/arm/kvm32.c @@ -218,7 +218,7 @@ int kvm_arch_init_vcpu(CPUState *cs) /* Determine init features for this CPU */ memset(cpu->kvm_init_features, 0, sizeof(cpu->kvm_init_features)); - if (cpu->start_powered_off) { + if (cs->start_powered_off) { cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_POWER_OFF; } if (kvm_check_extension(cs->kvm_state, KVM_CAP_ARM_PSCI_0_2)) { diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c index 1169237905..f8a6d905fb 100644 --- a/target/arm/kvm64.c +++ b/target/arm/kvm64.c @@ -775,7 +775,7 @@ int kvm_arch_init_vcpu(CPUState *cs) /* Determine init features for this CPU */ memset(cpu->kvm_init_features, 0, sizeof(cpu->kvm_init_features)); - if (cpu->start_powered_off) { + if (cs->start_powered_off) { cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_POWER_OFF; } if (kvm_check_extension(cs->kvm_state, KVM_CAP_ARM_PSCI_0_2)) {