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Sun, 27 Jul 2025 01:03:23 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 22/82] target/arm: Enable FEAT_S1PIE and FEAT_S2PIE on -cpu max Date: Sat, 26 Jul 2025 22:01:54 -1000 Message-ID: <20250727080254.83840-23-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250727080254.83840-1-richard.henderson@linaro.org> References: <20250727080254.83840-1-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::630; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x630.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=ham 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: 1753603623582116600 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Reviewed-by: Pierrick Bouvier --- 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 22ccc4f697..f4a41c854f 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, SCTLRX, 1); /* FEAT_SCTLR2 */ t =3D FIELD_DP64(t, ID_AA64MMFR3, MEC, 1); /* FEAT_MEC */ 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 1489c262b8..6ebf9c9ce9 100644 --- a/docs/system/arm/emulation.rst +++ b/docs/system/arm/emulation.rst @@ -123,6 +123,8 @@ 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