Message ID | 20200312194219.24406-40-richard.henderson@linaro.org |
---|---|
State | New |
Headers | show
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[97.126.123.70]) by smtp.gmail.com with ESMTPSA id g69sm6824842pje.34.2020.03.12.12.43.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Mar 2020 12:43:12 -0700 (PDT) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Subject: [PATCH v6 39/42] target/arm: Enable MTE Date: Thu, 12 Mar 2020 12:42:16 -0700 Message-Id: <20200312194219.24406-40-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200312194219.24406-1-richard.henderson@linaro.org> References: <20200312194219.24406-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::1042 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
[v6,01/42] target/arm: Add isar tests for mte
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diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index 62d36f9e8d..94e83b8487 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -665,6 +665,7 @@ static void aarch64_max_initfn(Object *obj) t = cpu->isar.id_aa64pfr1; t = FIELD_DP64(t, ID_AA64PFR1, BT, 1); + t = FIELD_DP64(t, ID_AA64PFR1, MTE, 2); cpu->isar.id_aa64pfr1 = t; t = cpu->isar.id_aa64mmfr1;
We now implement all of the components of MTE, without actually supporting any tagged memory. All MTE instructions will work, trivially, so we can enable support. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- v6: Delay user-only cpu reset bits to the user-only patch set. --- target/arm/cpu64.c | 1 + 1 file changed, 1 insertion(+)