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Fri, 29 Nov 2024 22:18:02 -0800 (PST) Received: from [157.82.207.167] ([157.82.207.167]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2ee488af41dsm3077984a91.28.2024.11.29.22.17.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 29 Nov 2024 22:18:02 -0800 (PST) Message-ID: Date: Sat, 30 Nov 2024 15:17:55 +0900 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v12 12/15] hw/vmapple/cfg: Introduce vmapple cfg region To: Phil Dennis-Jordan , qemu-devel@nongnu.org Cc: agraf@csgraf.de, peter.maydell@linaro.org, pbonzini@redhat.com, rad@semihalf.com, quic_llindhol@quicinc.com, stefanha@redhat.com, mst@redhat.com, slp@redhat.com, richard.henderson@linaro.org, eduardo@habkost.net, marcel.apfelbaum@gmail.com, gaosong@loongson.cn, jiaxun.yang@flygoat.com, chenhuacai@kernel.org, kwolf@redhat.com, hreitz@redhat.com, philmd@linaro.org, shorne@gmail.com, palmer@dabbelt.com, alistair.francis@wdc.com, bmeng.cn@gmail.com, liwei1518@gmail.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, jcmvbkbc@gmail.com, marcandre.lureau@redhat.com, berrange@redhat.com, qemu-arm@nongnu.org, qemu-block@nongnu.org, qemu-riscv@nongnu.org, balaton@eik.bme.hu, Alexander Graf References: <20241129152506.59390-1-phil@philjordan.eu> <20241129152506.59390-13-phil@philjordan.eu> Content-Language: en-US From: Akihiko Odaki In-Reply-To: <20241129152506.59390-13-phil@philjordan.eu> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102a; envelope-from=akihiko.odaki@daynix.com; helo=mail-pj1-x102a.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 2024/11/30 0:25, Phil Dennis-Jordan wrote: > From: Alexander Graf > > Instead of device tree or other more standardized means, VMApple passes > platform configuration to the first stage boot loader in a binary encoded > format that resides at a dedicated RAM region in physical address space. > > This patch models this configuration space as a qdev device which we can > then map at the fixed location in the address space. That way, we can > influence and annotate all configuration fields easily. > > Signed-off-by: Alexander Graf > Signed-off-by: Phil Dennis-Jordan > Reviewed-by: Akihiko Odaki Tested-by: Akihiko Odaki