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[174.21.142.130]) by smtp.gmail.com with ESMTPSA id t69-20020a637848000000b0039831d6dc23sm22073961pgc.94.2022.04.08.17.07.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Apr 2022 17:07:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=p80D0OL7NSD8A+1/4lXOPXEHHEGV8jpE8kk94fCxKzs=; b=t/cS+X8psQfXZyFIGb4ptdmrq9rhwsdZx5SfZbeg+hj0Puggb0OaRYphK0UQUD4Au5 9jbFkSg7ua3QuuCMxfvTZw77eBUtJfTxLRLIZT3ocfSoQkzD1kmYHD8Ahbd4cdIR3Bcb 8pHay8QfvZOxKyk+h+QSgR3sCQIBYezvgKJUQLDFMrj1jBqs6QVK027cm2WYM8+h3WFC MIwZQ8l7VoinVtWsNiyOkMAyr7m3ic4vcW0/yT2AmvJGl8w/oxBBkbu5GeOAp5/yZ+5E S10eGm99rxhpbxt3dZBPkTZ6XYK2/w3hSCzjUudSwTCfD3VdzQjW0WuG9Cw2CnWIa90P AwBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=p80D0OL7NSD8A+1/4lXOPXEHHEGV8jpE8kk94fCxKzs=; b=4MrELf4TUdMY6nFuDayYXabzpdzhLfgax3/s11DM9Z7BlNtlMm+NNaINf/fDveyGok NLu6V1M4jNCZ2enIgEMxIKGFHwzYuqBiTdaHUPG/ahzoUbejtirvUnsrG+K51A4Xj8Dc ZLDlPhmlXob0BY+xOxchWm1YxwKmF7Yioc828R2EViHg5XEnj/buCkWb21Y0CYFNU920 kOEWwtOyFoD1r3fuSbRHzWdyboZFk8Jz5JKAx62uRzJdphJK2D2SvzESH8SCsvOAV1PD 7rF/5OarBNIKu4+S5773kZv7liqn5M6PnfrCtM/IxTEJQDDLnojw/PRy3vWc8kPPWQtE X8XQ== X-Gm-Message-State: AOAM532vO06d9rdceSizXjZ1hKAxVOC5l3BdJvf5BMN41YQ/wE3+5rEa /qb40vBYrJLQQvS82G0YPQJr1L17PO4nuA== X-Google-Smtp-Source: ABdhPJw4RN7HFJf3VXPoevDrmst3jQW7UUy72uTt9jitsaZ75P/+aCNTrK+Tvr2j/UdobccagD39Fw== X-Received: by 2002:a17:902:8309:b0:156:486f:35d8 with SMTP id bd9-20020a170902830900b00156486f35d8mr22003569plb.143.1649462870713; Fri, 08 Apr 2022 17:07:50 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 08/16] target/arm: Enable FEAT_Debugv8p2 for -cpu max Date: Fri, 8 Apr 2022 17:07:34 -0700 Message-Id: <20220409000742.293691-9-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220409000742.293691-1-richard.henderson@linaro.org> References: <20220409000742.293691-1-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::62f; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62f.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, T_SCC_BODY_TEXT_LINE=-0.01 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: , Cc: qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1649463488146100001 Content-Type: text/plain; charset="utf-8" The only portion of FEAT_Debugv8p2 that is relevant to QEMU is CONTEXTIDR_EL2, which is also conditionally implemented with FEAT_VHE. The rest of the debug extension concerns the External debug interface, which is outside the scope of QEMU. Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/cpu.c | 1 + target/arm/cpu64.c | 1 + target/arm/cpu_tcg.c | 2 ++ 3 files changed, 4 insertions(+) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 6521f350f9..d815d3a397 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -1800,6 +1800,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error= **errp) * feature registers as well. */ cpu->isar.id_pfr1 =3D FIELD_DP32(cpu->isar.id_pfr1, ID_PFR1, SECUR= ITY, 0); + cpu->isar.id_dfr0 =3D FIELD_DP32(cpu->isar.id_dfr0, ID_DFR0, COPSD= BG, 0); cpu->isar.id_aa64pfr0 =3D FIELD_DP64(cpu->isar.id_aa64pfr0, ID_AA64PFR0, EL3, 0); } diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index ae7114ea79..6b6422070d 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -854,6 +854,7 @@ static void aarch64_max_initfn(Object *obj) cpu->isar.id_aa64zfr0 =3D t; =20 t =3D cpu->isar.id_aa64dfr0; + t =3D FIELD_DP64(t, ID_AA64DFR0, DEBUGVER, 8); /* FEAT_Debugv8p2 */ t =3D FIELD_DP64(t, ID_AA64DFR0, PMUVER, 5); /* FEAT_PMUv3p4 */ cpu->isar.id_aa64dfr0 =3D t; =20 diff --git a/target/arm/cpu_tcg.c b/target/arm/cpu_tcg.c index 9d5cd6ea00..ac91bbea9b 100644 --- a/target/arm/cpu_tcg.c +++ b/target/arm/cpu_tcg.c @@ -79,6 +79,8 @@ void arm32_max_features(ARMCPU *cpu) cpu->isar.id_pfr2 =3D t; =20 t =3D cpu->isar.id_dfr0; + t =3D FIELD_DP32(t, ID_DFR0, COPDBG, 8); /* FEAT_Debugv8p2 */ + t =3D FIELD_DP32(t, ID_DFR0, COPSDBG, 8); /* FEAT_Debugv8p2 */ t =3D FIELD_DP32(t, ID_DFR0, PERFMON, 5); /* FEAT_PMUv3p4 */ cpu->isar.id_dfr0 =3D t; } --=20 2.25.1