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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id l13-20020adff48d000000b002366e3f1497sm4545089wro.6.2023.01.27.09.55.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Jan 2023 09:55:33 -0800 (PST) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH 23/23] target/arm: Enable FEAT_FGT on '-cpu max' Date: Fri, 27 Jan 2023 17:55:07 +0000 Message-Id: <20230127175507.2895013-24-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230127175507.2895013-1-peter.maydell@linaro.org> References: <20230127175507.2895013-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::434; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x434.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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Update the ID registers for TCG's '-cpu max' to report the presence of FEAT_FGT Fine-Grained Traps support. Signed-off-by: Peter Maydell --- docs/system/arm/emulation.rst | 1 + target/arm/cpu64.c | 1 + 2 files changed, 2 insertions(+) diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst index b33d7c28dc1..c76555f51a7 100644 --- a/docs/system/arm/emulation.rst +++ b/docs/system/arm/emulation.rst @@ -28,6 +28,7 @@ the following architecture extensions: - FEAT_ETS (Enhanced Translation Synchronization) - FEAT_EVT (Enhanced Virtualization Traps) - FEAT_FCMA (Floating-point complex number instructions) +- FEAT_FGT (Fine-Grained Traps) - FEAT_FHM (Floating-point half-precision multiplication instructions) - FEAT_FP16 (Half-precision floating-point data processing) - FEAT_FRINTTS (Floating-point to integer instructions) diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index 0e021960fb5..4066950da15 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -1224,6 +1224,7 @@ static void aarch64_max_initfn(Object *obj) t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN16_2, 2); /* 16k stage2 supported */ t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN64_2, 2); /* 64k stage2 supported */ t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN4_2, 2); /* 4k stage2 supported */ + t = FIELD_DP64(t, ID_AA64MMFR0, FGT, 1); /* FEAT_FGT */ cpu->isar.id_aa64mmfr0 = t; t = cpu->isar.id_aa64mmfr1; -- 2.34.1