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[59.124.168.89]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e99a4f6c96sm13495347a91.2.2024.11.12.01.12.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Nov 2024 01:12:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1731402724; x=1732007524; 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=1E42IsZBE7HGFFYOrQ3x+O3byf38/OjcoUURin3swXE=; b=NhxkXzws6VF0gwD7QHckW6cYBQjj9aBhaeEtUK/RmGLX2AOlCTNLlNpTkMQ2dUFgVE DbLxQ6b/fiOz9msQULgkJFEHLSJ9zk39xMxzcOT/D0UMoJyHDfx/f81t/k/jvtq2ZroH mk62PLl4ofFvpXWr9fvYchwkp89Og/xB85LZZwGyw9C4ell2wbq5AQSYPpzB8F+vvYTc cLwRaB9if6P5aPC5PEvvoQKfmRunKtCLe3KRcGc3D8ASvUDkhq0erpZUsTTbIAk7cPeC 0KytaH8nVs6SUNws4qux8m82zJgWt2CWCzdpNNsvHAuwGul2gjx43JqczzK5F0nCo26s aZeQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731402724; x=1732007524; 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=1E42IsZBE7HGFFYOrQ3x+O3byf38/OjcoUURin3swXE=; b=EMPFhNbF6EXWuhB+Opx0b7ObHcNslfE6+uS5egL47UliG+HXcba1jqZzQYv4Ca+PMN eP2aB8QOUgNMuwhjJSaNKQ7LRpcGB49blU1h0qMxuNcjqW0KEto3WB0aEskzzMlzyE6t e9eZAbhQ3ypz+dEPnkWYJXBaBV222pfo+0VwJMfTdLnuojXkwcJnEmLLKLLnBbImvCcZ xRHP7hW8Pc/83x/vEz6wzxfAoHUUC36kg5jw/CTCcbrt1GbF8VmEOueLsqmSo5/AnxaI kqIY2riSO0/4bV7k5nWkIrdgmTXDH80ua4L3J5GEv6JSbS2zB//4xBCduD+/r4na/6fA VZcA== X-Gm-Message-State: AOJu0Yy3OFJqQx7mTJ6V7uUZKlbudQQn9JT9hOahwZbLDt38edLRlDP/ ADHTlSpMkJQO7rOhEEJcCtvDajdEtds1I6GsZGXSn9/ZiLPi0/l6iLDSrWvjH2TVF+CVv75WUF/ bHywFgD02n1Y5vXqPGg2uKDude720O4mlEjTKErwGkCeYbjOFbjbDcbPIfo3n9/PsiAigvNnc0r hvscQRwFPdUKxP1dZBXgc5Kv6coAMvEaTGyV8= X-Google-Smtp-Source: AGHT+IFm6DmEv77h3jMrkVTytuLwa/AhmZuDeu6IpjIjoQKiHPFt96PL1sno/O8pICd2xJRNPsiF0w== X-Received: by 2002:a17:90b:35c1:b0:2e2:af52:a7b7 with SMTP id 98e67ed59e1d1-2e9b1785684mr21068570a91.34.1731402724477; Tue, 12 Nov 2024 01:12:04 -0800 (PST) From: "Fea.Wang" To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , "Fea.Wang" , Frank Chang , Jim Shu Subject: [PATCH v3 1/5] target/riscv: Add svukte extension capability variable Date: Tue, 12 Nov 2024 17:14:19 +0800 Message-Id: <20241112091423.2529583-2-fea.wang@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241112091423.2529583-1-fea.wang@sifive.com> References: <20241112091423.2529583-1-fea.wang@sifive.com> 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::532; envelope-from=fea.wang@sifive.com; helo=mail-pg1-x532.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 @sifive.com) X-ZM-MESSAGEID: 1731402779730116600 Content-Type: text/plain; charset="utf-8" Refer to the draft of svukte extension from: https://github.com/riscv/riscv-isa-manual/pull/1564 Svukte provides a means to make user-mode accesses to supervisor memory raise page faults in constant time, mitigating attacks that attempt to discover the supervisor software's address-space layout. Signed-off-by: Fea.Wang Reviewed-by: Frank Chang Reviewed-by: Jim Shu Reviewed-by: Daniel Henrique Barboza Reviewed-by: Alistair Francis --- target/riscv/cpu_cfg.h | 1 + 1 file changed, 1 insertion(+) diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index 59d6fc445d..d8771ca641 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -84,6 +84,7 @@ struct RISCVCPUConfig { bool ext_svnapot; bool ext_svpbmt; bool ext_svvptc; + bool ext_svukte; bool ext_zdinx; bool ext_zaamo; bool ext_zacas; --=20 2.34.1