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Thu, 17 Jun 2021 11:02:35 -0700 (PDT) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id r3sm5301204wmq.8.2021.06.17.11.02.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Jun 2021 11:02:32 -0700 (PDT) Received: from zen (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id D3AD01FF7E; Thu, 17 Jun 2021 19:02:31 +0100 (BST) References: <20210604155312.15902-1-alex.bennee@linaro.org> <20210604155312.15902-44-alex.bennee@linaro.org> <51fbcf63-a205-8848-95f7-b2c7e74754a9@linaro.org> User-agent: mu4e 1.5.13; emacs 28.0.50 From: Alex =?utf-8?Q?Benn=C3=A9e?= To: Richard Henderson Subject: Re: [PATCH v16 43/99] target/arm: move a15 cpu model away from the TCG-only models Date: Thu, 17 Jun 2021 19:01:43 +0100 In-reply-to: <51fbcf63-a205-8848-95f7-b2c7e74754a9@linaro.org> Message-ID: <87v96ce5e0.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::431; envelope-from=alex.bennee@linaro.org; helo=mail-wr1-x431.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=ham 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, qemu-devel@nongnu.org, Claudio Fontana Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Richard Henderson writes: > On 6/4/21 8:52 AM, Alex Benn=C3=A9e 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 Benn=C3=A9e >> --- >> 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'll drop this and fix whatever we need to. 32 bit ARM KVM is listed in removed-features so I think we are good. > > I guess I can give it an > Acked-by: Richard Henderson > > if it helps us move forward. > > > r~ --=20 Alex Benn=C3=A9e