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[83.57.172.194]) by smtp.gmail.com with ESMTPSA id h20sm93720485wrb.21.2021.01.03.05.50.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 03 Jan 2021 05:50:40 -0800 (PST) Subject: Re: [PATCH V19 0/5] mips: Add Loongson-3 machine support To: Huacai Chen References: <20201221110538.3186646-1-chenhuacai@kernel.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= Message-ID: <2276bcea-5c59-a0b2-d21e-47c9f793b614@amsat.org> Date: Sun, 3 Jan 2021 14:50:39 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: <20201221110538.3186646-1-chenhuacai@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2a00:1450:4864:20::42f; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wr1-x42f.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.248, NICE_REPLY_A=-0.262, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: , Cc: Aleksandar Rikalo , qemu-devel@nongnu.org, Aurelien Jarno , Aleksandar Markovic Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 12/21/20 12:05 PM, Huacai Chen wrote: > Loongson-3 CPU family include Loongson-3A R1/R2/R3/R4 and Loongson-3B > R1/R2. Loongson-3A R1 is the oldest and its ISA is the smallest, while > Loongson-3A R4 is the newest and its ISA is almost the superset of all > others. To reduce complexity, in QEMU we just define two CPU types: > > 1, "Loongson-3A1000" CPU which is corresponding to Loongson-3A R1. It is > suitable for TCG because Loongson-3A R1 has fewest ASE. > 2, "Loongson-3A4000" CPU which is corresponding to Loongson-3A R4. It is > suitable for KVM because Loongson-3A R4 has the VZ ASE. Thank you Huacai for insisting up to this v19 to get this machine in good shape. Series applied to mips-next. Regards, Phil.