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Tsirkin" , Alexander Graf , Peter Maydell , Mads Ynddal , Sunil Muthuswamy , Zhao Liu , Marcel Apfelbaum , Eduardo Habkost , Cameron Esfahani , Paolo Bonzini , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Shannon Zhao , Mohamed Mediouni , qemu-arm@nongnu.org, Yanan Wang , Pierrick Bouvier Subject: [PATCH v5 11/18] target/arm: cpu: mark WHPX as supporting PSCI 1.1 Date: Fri, 8 Aug 2025 08:54:12 +0200 Message-Id: <20250808065419.47415-12-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20250808065419.47415-1-mohamed@unpredictable.fr> References: <20250808065419.47415-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODA4MDA1NiBTYWx0ZWRfXy/PIVSnAzlej L2RKC6YVOHc/QeFjoRWsJxPEZ5eRJiHD4UHk7zQkaC5xZgZtqFCVYwwQxRhsvATJbfJcOqfdjah 9agcPW0+ggD0jrYLWgzC6caUMeu4aef2N9zw4m9gjUHxzeY5FjRI38q6fS2lsFHwepUOGTrJa/l oOdyFfbI12eGlcUzXnoVO9TwHocojDSEmNEInQDTmYhF37rsrp8ZbVXfJOJsufyUq9mTXwDMUQC 4DWBzb7k831mWdFgfUZArL4Nba4ZT3JbMbqt/sKsE3CZ61a5XBontnsPuFz2NlvpIDeHvf2zk= X-Proofpoint-ORIG-GUID: oNGFS7FDZfEDe27Fpj0sIHlhJCX40PkU X-Proofpoint-GUID: oNGFS7FDZfEDe27Fpj0sIHlhJCX40PkU X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-08_01,2025-08-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 mlxlogscore=920 adultscore=0 malwarescore=0 clxscore=1030 suspectscore=0 bulkscore=0 spamscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.22.0-2506270000 definitions=main-2508080056 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.87.92; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: 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: 1754636375094116600 Content-Type: text/plain; charset="utf-8" Hyper-V supports PSCI 1.3, and that implementation is exposed through WHPX. Signed-off-by: Mohamed Mediouni Reviewed-by: Richard Henderson Reviewed-by: Pierrick Bouvier --- target/arm/cpu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index e2b2337399..3b69c9786a 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -23,6 +23,7 @@ #include "qemu/timer.h" #include "qemu/log.h" #include "exec/page-vary.h" +#include "system/whpx.h" #include "target/arm/idau.h" #include "qemu/module.h" #include "qapi/error.h" @@ -1496,7 +1497,7 @@ static void arm_cpu_initfn(Object *obj) cpu->psci_version =3D QEMU_PSCI_VERSION_0_1; /* By default assume PSCI= v0.1 */ cpu->kvm_target =3D QEMU_KVM_ARM_TARGET_NONE; =20 - if (tcg_enabled() || hvf_enabled()) { + if (tcg_enabled() || hvf_enabled() || whpx_enabled()) { /* TCG and HVF implement PSCI 1.1 */ cpu->psci_version =3D QEMU_PSCI_VERSION_1_1; } --=20 2.39.5 (Apple Git-154)