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[174.21.70.228]) by smtp.gmail.com with ESMTPSA id q13sm218034pff.13.2021.06.04.17.27.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 04 Jun 2021 17:27:22 -0700 (PDT) Subject: Re: [PATCH v16 43/99] target/arm: move a15 cpu model away from the TCG-only models To: =?UTF-8?Q?Alex_Benn=c3=a9e?= , qemu-devel@nongnu.org References: <20210604155312.15902-1-alex.bennee@linaro.org> <20210604155312.15902-44-alex.bennee@linaro.org> From: Richard Henderson Message-ID: <51fbcf63-a205-8848-95f7-b2c7e74754a9@linaro.org> Date: Fri, 4 Jun 2021 17:27:20 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210604155312.15902-44-alex.bennee@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42e; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42e.google.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 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, NICE_REPLY_A=-0.59, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , qemu-arm@nongnu.org, Claudio Fontana Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 6/4/21 8:52 AM, Alex Bennée wrote: > From: Claudio Fontana > > Cortex-A15 is the only ARM cpu class we need in KVM too. > > We will be able to move it to tcg/ once the board code and configurations > are fixed. > > Signed-off-by: Claudio Fontana > Signed-off-by: Alex Bennée > --- > target/arm/cpu32.h | 4 +++ > target/arm/cpu32.c | 73 ++++++++++++++++++++++++++++++++++++++++++++ > target/arm/cpu_tcg.c | 67 ---------------------------------------- > 3 files changed, 77 insertions(+), 67 deletions(-) I don't follow this one. Why would kvm, which is 64-bit only, require a 32-bit only cpu? I guess I can accept that our board configurations are old and fragile, and I realize there are already 99 bottles of beer on^W^W^W^W patches here, but what needs to happen to fix this properly? I guess I can give it an Acked-by: Richard Henderson if it helps us move forward. r~