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([71.212.157.132]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-794e1fc9db6sm740724b3a.66.2025.10.08.14.59.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Oct 2025 14:59:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1759960799; x=1760565599; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=JF8VeHAMXnS+KlXHqFd9bhXPg9cRL1eKSmFQYNi3XjE=; b=JpTMzFB0A8dvSnVgxkgKX+8zRw+lqSnUD56GqX87ZzTfjYAG30FSF9aih5c/bAIPVu DnrDt68UHhxGpOTcuOzbjIEEBdwoFMS+w++yGfvepzkaSG87zlszV0nMdQ28k0OPIHcJ qyvJ7Witw4vfr05xjbvpj8EslknoKtE8XBrDUfpVDcBv/6HrmIfsTzUl7C4Y5DLzeH0f wSkFMQNwdjjgJHxykLJoXtT/4Ik61AN1/Uvhhot1trJ8zQSYKKQZESLW57R0O9vLhgNg 9OrBTDXix0sB5WswYdJ0tqZXzo+rI+8zS9INjwTEFd4xGmzVsVIZGD963bqO1MklzjuV ohGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759960799; x=1760565599; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=JF8VeHAMXnS+KlXHqFd9bhXPg9cRL1eKSmFQYNi3XjE=; b=oMK+qdmgKsYd0xiviPKRCJDIltkGFEIVix+MtGA7mNSidU58HWEL2Y3Z0nh5SL6Jxa Xt7vgm8U9ikv6iQHJJL6+CraUvz2ZKFT/rQ0mpoE/KfIDHyvdPJo6SeAKsM0fDQsCDOm uArBC2PRZ8vqkhUQrC+PaI8+f8DXIVPWWWAFNwqY6AjxHXkeUfG6JKxivKONpDUl0nPm glDJ3RPfsAYPgrcgydbVHKUA+QC5chToFghKuSoAloT5KdrWtp3QwZ2+i6YbB/u1FJfI fyrjx497s4lyyiCyX5RKZsHPqdhOXbm6dh7j9qRun2KhvH4MbqpJ2KtpHuqNEBKyudbO iOZQ== X-Gm-Message-State: AOJu0YxlPgpgLO6aYHsMHAU62sW5R//v8hJeoEGHoWk1OtNLIxqL2B8Z G2pphyCQamN9PSW5IeKC+WYw9FFRl/Z8WhTtBzbV/ecIn3MS8XC2OFRpGFKqb5uFTb8dvbdLVFI LoHGWhQY= X-Gm-Gg: ASbGnctl+LbYwVNKjETTwhcdbYfd6OUlUM7Gw+/uxTsy32WjX660pKuBRTe6ayxKZ+A apo1L/g5bSneYwZp+F86oQsBUxSs0qfzSyfsvr7tmAY41kn7OcrRpZqpy1IHcSWrblZmHWEdJOx oIRbcIZsgCVxuHQHwR7O0m+1dFBboITn9d/1/0d7gKtDf7JMxacSoncOsInCXXUdHgTGSJGlw8+ Nta29KUDhbMhUmaPmG+u1TiU8Psd/5gJaSsrfzGZkLknkcFlVktgDirPXHeCIyfJXn5PD/gwdEf nDQ7FeSp8w7CZ+SyJ6/7yiSVzAAwzialKr9StVQW0F4FqZ7eDpy50fEUyv74qJHWC+6Yw6zWiNq etasYUrD79GpDw/5ayMDQCPEWwE2ymBJjk8loQNe2B5v0FiD3ZP1brUZh X-Google-Smtp-Source: AGHT+IGIyg+oA9mlKAcTLf1i8OHTwGFKyoVgiS8XG1UJC57JAAkearSkYVvm2q72NSJ12QW1evtadQ== X-Received: by 2002:a05:6a20:7286:b0:2b7:949d:63da with SMTP id adf61e73a8af0-32da813958emr6611633637.18.1759960799234; Wed, 08 Oct 2025 14:59:59 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Pierrick Bouvier Subject: [PATCH v7 67/73] target/arm: Enable GCSPR_EL0 for read in user-mode Date: Wed, 8 Oct 2025 14:56:07 -0700 Message-ID: <20251008215613.300150-68-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251008215613.300150-1-richard.henderson@linaro.org> References: <20251008215613.300150-1-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::433; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x433.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1759961825685154100 Content-Type: text/plain; charset="utf-8" Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson --- target/arm/cpu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 8ecf8a5e4d..98da468313 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -311,6 +311,10 @@ static void arm_cpu_reset_hold(Object *obj, ResetType = type) env->cp15.mdscr_el1 |=3D 1 << 12; /* Enable FEAT_MOPS */ env->cp15.sctlr_el[1] |=3D SCTLR_MSCEN; + /* For Linux, GCSPR_EL0 is always readable. */ + if (cpu_isar_feature(aa64_gcs, cpu)) { + env->cp15.gcscr_el[0] =3D GCSCRE0_NTR; + } #else /* Reset into the highest available EL */ if (arm_feature(env, ARM_FEATURE_EL3)) { --=20 2.43.0