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Fri, 29 Aug 2025 22:42:44 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Pierrick Bouvier Subject: [PATCH v4 25/84] target/arm: Enable FEAT_S1PIE and FEAT_S2PIE on -cpu max Date: Sat, 30 Aug 2025 15:40:29 +1000 Message-ID: <20250830054128.448363-26-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250830054128.448363-1-richard.henderson@linaro.org> References: <20250830054128.448363-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=2607:f8b0:4864:20::102f; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102f.google.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_DNSWL_NONE=-0.0001, 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 @linaro.org) X-ZM-MESSAGEID: 1756574452529116601 Content-Type: text/plain; charset="utf-8" Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson --- target/arm/tcg/cpu64.c | 2 ++ docs/system/arm/emulation.rst | 2 ++ 2 files changed, 4 insertions(+) diff --git a/target/arm/tcg/cpu64.c b/target/arm/tcg/cpu64.c index abef6a246e..76193826ce 100644 --- a/target/arm/tcg/cpu64.c +++ b/target/arm/tcg/cpu64.c @@ -1253,6 +1253,8 @@ void aarch64_max_tcg_initfn(Object *obj) t =3D FIELD_DP64(t, ID_AA64MMFR3, TCRX, 1); /* FEAT_TCR2 */ t =3D FIELD_DP64(t, ID_AA64MMFR3, SCTLRX, 1); /* FEAT_SCTLR2 */ t =3D FIELD_DP64(t, ID_AA64MMFR3, SPEC_FPACC, 1); /* FEAT_FPACC_SPEC */ + t =3D FIELD_DP64(t, ID_AA64MMFR3, S1PIE, 1); /* FEAT_S1PIE */ + t =3D FIELD_DP64(t, ID_AA64MMFR3, S2PIE, 1); /* FEAT_S2PIE */ SET_IDREG(isar, ID_AA64MMFR3, t); =20 t =3D GET_IDREG(isar, ID_AA64ZFR0); diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst index 6b04c96c8c..94a6192fa9 100644 --- a/docs/system/arm/emulation.rst +++ b/docs/system/arm/emulation.rst @@ -122,6 +122,8 @@ the following architecture extensions: - FEAT_RME (Realm Management Extension) (NB: support status in QEMU is exp= erimental) - FEAT_RNG (Random number generator) - FEAT_RPRES (Increased precision of FRECPE and FRSQRTE) +- FEAT_S1PIE (Stage 1 permission indirections) +- FEAT_S2PIE (Stage 2 permission indirections) - FEAT_S2FWB (Stage 2 forced Write-Back) - FEAT_SB (Speculation Barrier) - FEAT_SCTLR2 (Extension to SCTLR_ELx) --=20 2.43.0