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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id m132sm5942357wmf.45.2021.03.05.09.15.19 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Mar 2021 09:15:19 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 04/49] target/arm: Enable FEAT_SSBS for "max" AARCH64 CPU Date: Fri, 5 Mar 2021 17:14:30 +0000 Message-Id: <20210305171515.1038-5-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210305171515.1038-1-peter.maydell@linaro.org> References: <20210305171515.1038-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::342; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x342.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: 2.1.23 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" From: Rebecca Cran Set ID_AA64PFR1_EL1.SSBS to 2 and ID_PFR2.SSBS to 1. Signed-off-by: Rebecca Cran Reviewed-by: Richard Henderson Message-id: 20210216224543.16142-3-rebecca@nuviainc.com Signed-off-by: Peter Maydell --- target/arm/cpu64.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index c255f1bcc39..f0a9e968c9c 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -674,6 +674,7 @@ 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, SSBS, 2); /* * Begin with full support for MTE. This will be downgraded to MTE=0 * during realize if the board provides no tag memory, much like @@ -723,6 +724,10 @@ static void aarch64_max_initfn(Object *obj) u = FIELD_DP32(u, ID_PFR0, DIT, 1); cpu->isar.id_pfr0 = u; + u = cpu->isar.id_pfr2; + u = FIELD_DP32(u, ID_PFR2, SSBS, 1); + cpu->isar.id_pfr2 = u; + u = cpu->isar.id_mmfr3; u = FIELD_DP32(u, ID_MMFR3, PAN, 2); /* ATS1E1 */ cpu->isar.id_mmfr3 = u; -- 2.20.1