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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.70.15; envelope-from=mohamed@unpredictable.fr; helo=outbound.mr.icloud.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1773242205265158500 Content-Type: text/plain; charset="utf-8" "hw/arm/virt: Register valid CPU types dynamically" went under my radar, so= fix this for WHPX. Signed-off-by: Mohamed Mediouni Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/arm/virt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index bced9f67f4..af3f03ced3 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -3477,7 +3477,7 @@ static GPtrArray *virt_get_valid_cpu_types(const Mach= ineState *ms) if (target_aarch64()) { g_ptr_array_add(vct, g_strdup(ARM_CPU_TYPE_NAME("cortex-a53"))); g_ptr_array_add(vct, g_strdup(ARM_CPU_TYPE_NAME("cortex-a57"))); - if (kvm_enabled() || hvf_enabled()) { + if (kvm_enabled() || hvf_enabled() || whpx_enabled()) { g_ptr_array_add(vct, g_strdup(ARM_CPU_TYPE_NAME("host"))); } } --=20 2.50.1 (Apple Git-155) From nobody Tue Apr 7 20:08:39 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=unpredictable.fr ARC-Seal: i=1; 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Signed-off-by: Mohamed Mediouni Suggested-by: Alex Benn=C3=A9e --- target/arm/whpx/whpx-all.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c index 513551bec1..3df60a950d 100644 --- a/target/arm/whpx/whpx-all.c +++ b/target/arm/whpx/whpx-all.c @@ -439,6 +439,7 @@ int whpx_vcpu_run(CPUState *cpu) switch (vcpu->exit_ctx.ExitReason) { case WHvRunVpExitReasonGpaIntercept: case WHvRunVpExitReasonUnmappedGpa: + assert(syn_get_ec(vcpu->exit_ctx.MemoryAccess.Syndrome) =3D=3D= EC_DATAABORT); advance_pc =3D true; =20 if (vcpu->exit_ctx.MemoryAccess.Syndrome & BIT(8)) { --=20 2.50.1 (Apple Git-155) From nobody Tue Apr 7 20:08:39 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=unpredictable.fr ARC-Seal: i=1; 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.69.55; envelope-from=mohamed@unpredictable.fr; helo=outbound.mr.icloud.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1773242441126158500 Content-Type: text/plain; charset="utf-8" Linux uses AccessVpRegs without checking availability and panics if it's no= t there. Expose it unconditionally. Signed-off-by: Mohamed Mediouni --- target/arm/whpx/whpx-all.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c index 3df60a950d..9e5bc03a21 100644 --- a/target/arm/whpx/whpx-all.c +++ b/target/arm/whpx/whpx-all.c @@ -832,6 +832,7 @@ int whpx_accel_init(AccelState *as, MachineState *ms) UINT32 whpx_cap_size; WHV_PARTITION_PROPERTY prop; WHV_CAPABILITY_FEATURES features; + WHV_SYNTHETIC_PROCESSOR_FEATURES_BANKS synthetic_features; MachineClass *mc =3D MACHINE_GET_CLASS(ms); int pa_range =3D 0; =20 @@ -942,7 +943,6 @@ int whpx_accel_init(AccelState *as, MachineState *ms) } =20 /* Enable synthetic processor features */ - WHV_SYNTHETIC_PROCESSOR_FEATURES_BANKS synthetic_features; memset(&synthetic_features, 0, sizeof(WHV_SYNTHETIC_PROCESSOR_FEATURES= _BANKS)); synthetic_features.BanksCount =3D 1; =20 @@ -953,13 +953,15 @@ int whpx_accel_init(AccelState *as, MachineState *ms) synthetic_features.Bank0.AccessPartitionReferenceTsc =3D 1; synthetic_features.Bank0.AccessHypercallRegs =3D 1; synthetic_features.Bank0.AccessVpIndex =3D 1; - synthetic_features.Bank0.AccessHypercallRegs =3D 1; synthetic_features.Bank0.TbFlushHypercalls =3D 1; synthetic_features.Bank0.AccessSynicRegs =3D 1; synthetic_features.Bank0.AccessSyntheticTimerRegs =3D 1; synthetic_features.Bank0.AccessIntrCtrlRegs =3D 1; synthetic_features.Bank0.SyntheticClusterIpi =3D 1; synthetic_features.Bank0.DirectSyntheticTimers =3D 1; + synthetic_features.Bank0.FastHypercallOutput =3D 1; + synthetic_features.Bank0.AccessVpRegs =3D 1; + synthetic_features.Bank0.SyncContext =3D 1; =20 /* * On ARM64, have enlightenments off by default --=20 2.50.1 (Apple Git-155) From nobody Tue Apr 7 20:08:39 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=unpredictable.fr ARC-Seal: i=1; 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charset="utf-8" As of Windows 11 version 26H1, SME support shipped. However the MIT-license= d headers aren't updated yet. Signed-off-by: Mohamed Mediouni --- target/arm/whpx/whpx-all.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c index 9e5bc03a21..8aa24f2adc 100644 --- a/target/arm/whpx/whpx-all.c +++ b/target/arm/whpx/whpx-all.c @@ -717,7 +717,7 @@ static bool whpx_arm_get_host_cpu_features(ARMHostCPUFe= atures *ahcf) * Work needed for SVE support: * - SVE state save/restore * - any potentially needed VL management - * Also disable SME at the same time. (not currently supported by Hype= r-V) + * Also disable SME at the same time. */ SET_IDREG(&ahcf->isar, ID_AA64PFR0, GET_IDREG(&ahcf->isar, ID_AA64PFR0) & ~R_ID_AA64PFR0_SVE_MAS= K); --=20 2.50.1 (Apple Git-155) From nobody Tue Apr 7 20:08:39 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=unpredictable.fr ARC-Seal: i=1; a=rsa-sha256; t=1773242934; cv=none; d=zohomail.com; s=zohoarc; b=HuAIZD5L9Vq9kqk0l57H0+WcA3kxBbnCNTJjP0bbwSnbaT/fCgQ0dHFjA/ldWnl4HUkrD72tNC3fCCLD7vpjmTSdIjLRGo7ItFd/L9WqIEegRBqSyK2/vHUxKj6wn1L17uREisNIU+BqkZWbuCwUzmtvirEq0XGzkipSwhBQ2M8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1773242934; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.69.88; envelope-from=mohamed@unpredictable.fr; helo=outbound.mr.icloud.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1773242937451154100 Content-Type: text/plain; charset="utf-8" Signed-off-by: Mohamed Mediouni Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/cpu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 7e3e84b4bb..e73d7eb4fc 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -1629,8 +1629,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error= **errp) * this is the first point where we can report it. */ if (cpu->host_cpu_probe_failed) { - if (!kvm_enabled() && !hvf_enabled()) { - error_setg(errp, "The 'host' CPU type can only be used with KV= M or HVF"); + if (!kvm_enabled() && !hvf_enabled() && !whpx_enabled()) { + error_setg(errp, "The 'host' CPU type can only be used with KV= M, HVF or WHPX"); } else { error_setg(errp, "Failed to retrieve host CPU features"); } --=20 2.50.1 (Apple Git-155)