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([2607:fb90:5fe8:83ea:bbf4:c9ef:4f3:11c6]) by smtp.gmail.com with ESMTPSA id s36-20020a0568302aa400b0060603221259sm857273otu.41.2022.05.05.11.50.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 11:50:28 -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=QgQ5KSLzutwoLc046w/8oKdisj0tzJaMrdZLKPhobI8=; b=ODboB47elzHbFGhqcg3AWVleBGCY8jjgBT2XBluDCsb4CY5egSXZAeNdoADIEghqIL 27MGi7uN1bBPtJ4xTnR+ZkyqptQ5F7Li/wUQgfJ4JS00c9rRKzu1nMLU4nzEB28Bd+5m g+ta7mK9ddGHEy6vJHxJImHMnNJVIPFhMMsMPUkXh7LP7Bw+smN+p6XPJBdin6LB0akK 22uSiMKA2vdpjtMF20GaorvVm4Dv0pT5unWL7KgTLTvVW5IcpMwZpjk5p391yMd+qKaY 0Ak0ZrYnLQwaqVtHOzwaRX1O5aHDWrk8JvEehMeIS5jpme+Cvhycp3Ye4Krby4cD2nyR tC2Q== 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=QgQ5KSLzutwoLc046w/8oKdisj0tzJaMrdZLKPhobI8=; b=ZQaB5gNUK4TTf9+UP+24B1Gk951AuCwqipGKiLzSWmfYKP2PbkngbavqULd7fMhloX 631iL75km8ahpgs5cp1SZe9DA2WXgqjSmqv6MSoMnjQVEroXNrheK7s6z3RmcQJNMcuB UoLbsnAiGvpuOFYk5uoXpOQAVR/39xA8t67RDYHnJKJuXKLFnSerLP9GLP83imuZvQLd sOvOLtFUJCshUbhhCnOngiqIuEuwdnSmxtDFPCDzVJGrj8qurDaiU6EEQ3Ob+bsX4pKn lLw1kRczEvd6sHMIRUTZWdqrWFTwHSbwT5m7MK9KaSGbKFRy5ilGJNWc9ZstAovIcGOW YrKw== X-Gm-Message-State: AOAM5313WSg36vEvQFqOKIRv/LMbsJpfblzvhbNmLYrf9NtYsZ+noNJw iAb0pUETivbERtgPUAcNpaYsdpTTIIGlrFGp X-Google-Smtp-Source: ABdhPJwFj45ZRNLCBsoNHyJJyzguriVKZBVmI69d7yrUqn+n32qp0jp6Vl9LvCK8carERlD4dVA8wA== X-Received: by 2002:a05:6808:124f:b0:321:855d:5b19 with SMTP id o15-20020a056808124f00b00321855d5b19mr3304292oiv.30.1651776629041; Thu, 05 May 2022 11:50:29 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Peter Maydell Subject: [PATCH v5 14/24] target/arm: Enable SCR and HCR bits for RAS Date: Thu, 5 May 2022 13:49:56 -0500 Message-Id: <20220505185006.200555-15-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220505185006.200555-1-richard.henderson@linaro.org> References: <20220505185006.200555-1-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::230; envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x230.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=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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1651779403218100001 Content-Type: text/plain; charset="utf-8" Enable writes to the TERR and TEA bits when RAS is enabled. These bits are otherwise RES0. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/helper.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/target/arm/helper.c b/target/arm/helper.c index 37c5e42bc0..b6faebf4a7 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -1755,6 +1755,9 @@ static void scr_write(CPUARMState *env, const ARMCPRe= gInfo *ri, uint64_t value) } valid_mask &=3D ~SCR_NET; =20 + if (cpu_isar_feature(aa64_ras, cpu)) { + valid_mask |=3D SCR_TERR; + } if (cpu_isar_feature(aa64_lor, cpu)) { valid_mask |=3D SCR_TLOR; } @@ -1769,6 +1772,9 @@ static void scr_write(CPUARMState *env, const ARMCPRe= gInfo *ri, uint64_t value) } } else { valid_mask &=3D ~(SCR_RW | SCR_ST); + if (cpu_isar_feature(aa32_ras, cpu)) { + valid_mask |=3D SCR_TERR; + } } =20 if (!arm_feature(env, ARM_FEATURE_EL2)) { @@ -5126,6 +5132,9 @@ static void do_hcr_write(CPUARMState *env, uint64_t v= alue, uint64_t valid_mask) if (cpu_isar_feature(aa64_vh, cpu)) { valid_mask |=3D HCR_E2H; } + if (cpu_isar_feature(aa64_ras, cpu)) { + valid_mask |=3D HCR_TERR | HCR_TEA; + } if (cpu_isar_feature(aa64_lor, cpu)) { valid_mask |=3D HCR_TLOR; } --=20 2.34.1